diff options
406 files changed, 9659 insertions, 9745 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 0ba6af02cdaf..b3d1ce7e3ba0 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -274,6 +274,7 @@ Who: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> --------------------------- +<<<<<<< test:Documentation/feature-removal-schedule.txt What: ACPI hotkey driver (CONFIG_ACPI_HOTKEY) When: 2.6.21 Why: hotkey.c was an attempt to consolidate multiple drivers that use @@ -306,11 +307,18 @@ Why: The ACPI namespace is effectively the symbol list for the BIOS can be extracted and disassembled with acpidump and iasl as documented in the pmtools package here: http://ftp.kernel.org/pub/linux/kernel/people/lenb/acpi/utils - Who: Len Brown <len.brown@intel.com> --------------------------- +What: ACPI procfs interface +When: July 2007 +Why: After ACPI sysfs conversion, ACPI attributes will be duplicated + in sysfs and the ACPI procfs interface should be removed. +Who: Zhang Rui <rui.zhang@intel.com> + +--------------------------- + What: /proc/acpi/button When: August 2007 Why: /proc/acpi/button has been replaced by events to the input layer diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt index e0188a23fd5e..61613166981b 100644 --- a/Documentation/sysrq.txt +++ b/Documentation/sysrq.txt @@ -1,6 +1,6 @@ Linux Magic System Request Key Hacks -Documentation for sysrq.c version 1.15 -Last update: $Date: 2001/01/28 10:15:59 $ +Documentation for sysrq.c +Last update: 2007-JAN-06 * What is the magic SysRq key? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -35,7 +35,7 @@ You can set the value in the file by the following command: Note that the value of /proc/sys/kernel/sysrq influences only the invocation via a keyboard. Invocation of any operation via /proc/sysrq-trigger is always -allowed. +allowed (by a user with admin privileges). * How do I use the magic SysRq key? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -58,7 +58,7 @@ On PowerPC - Press 'ALT - Print Screen (or F13) - <command key>, On other - If you know of the key combos for other architectures, please let me know so I can add them to this section. -On all - write a character to /proc/sysrq-trigger. eg: +On all - write a character to /proc/sysrq-trigger. e.g.: echo t > /proc/sysrq-trigger @@ -74,6 +74,8 @@ On all - write a character to /proc/sysrq-trigger. eg: 'c' - Will perform a kexec reboot in order to take a crashdump. +'d' - Shows all locks that are held. + 'o' - Will shut your system off (if configured and supported). 's' - Will attempt to sync all mounted filesystems. @@ -87,38 +89,43 @@ On all - write a character to /proc/sysrq-trigger. eg: 'm' - Will dump current memory info to your console. +'n' - Used to make RT tasks nice-able + 'v' - Dumps Voyager SMP processor info to your console. +'w' - Dumps tasks that are in uninterruptable (blocked) state. + +'x' - Used by xmon interface on ppc/powerpc platforms. + '0'-'9' - Sets the console log level, controlling which kernel messages will be printed to your console. ('0', for example would make it so that only emergency messages like PANICs or OOPSes would make it to your console.) -'f' - Will call oom_kill to kill a memory hog process +'f' - Will call oom_kill to kill a memory hog process. 'e' - Send a SIGTERM to all processes, except for init. -'i' - Send a SIGKILL to all processes, except for init. +'g' - Used by kgdb on ppc platforms. -'l' - Send a SIGKILL to all processes, INCLUDING init. (Your system - will be non-functional after this.) +'i' - Send a SIGKILL to all processes, except for init. -'h' - Will display help ( actually any other key than those listed +'h' - Will display help (actually any other key than those listed above will display help. but 'h' is easy to remember :-) * Okay, so what can I use them for? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Well, un'R'aw is very handy when your X server or a svgalib program crashes. -sa'K' (Secure Access Key) is useful when you want to be sure there are no -trojan program is running at console and which could grab your password -when you would try to login. It will kill all programs on given console -and thus letting you make sure that the login prompt you see is actually +sa'K' (Secure Access Key) is useful when you want to be sure there is no +trojan program running at console which could grab your password +when you would try to login. It will kill all programs on given console, +thus letting you make sure that the login prompt you see is actually the one from init, not some trojan program. IMPORTANT: In its true form it is not a true SAK like the one in a :IMPORTANT IMPORTANT: c2 compliant system, and it should not be mistaken as :IMPORTANT IMPORTANT: such. :IMPORTANT - It seems other find it useful as (System Attention Key) which is + It seems others find it useful as (System Attention Key) which is useful when you want to exit a program that will not let you switch consoles. (For example, X or a svgalib program.) @@ -139,8 +146,8 @@ OK or Done message...) Again, the unmount (remount read-only) hasn't taken place until you see the "OK" and "Done" message appear on the screen. -The loglevel'0'-'9' is useful when your console is being flooded with -kernel messages you do not want to see. Setting '0' will prevent all but +The loglevels '0'-'9' are useful when your console is being flooded with +kernel messages you do not want to see. Selecting '0' will prevent all but the most urgent kernel messages from reaching your console. (They will still be logged if syslogd/klogd are alive, though.) @@ -152,7 +159,7 @@ processes. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ That happens to me, also. I've found that tapping shift, alt, and control on both sides of the keyboard, and hitting an invalid sysrq sequence again -will fix the problem. (ie, something like alt-sysrq-z). Switching to another +will fix the problem. (i.e., something like alt-sysrq-z). Switching to another virtual console (ALT+Fn) and then back again should also help. * I hit SysRq, but nothing seems to happen, what's wrong? @@ -174,11 +181,11 @@ handler function you will use, B) a help_msg string, that will print when SysRQ prints help, and C) an action_msg string, that will print right before your handler is called. Your handler must conform to the prototype in 'sysrq.h'. -After the sysrq_key_op is created, you can call the macro -register_sysrq_key(int key, struct sysrq_key_op *op_p) that is defined in -sysrq.h, this will register the operation pointed to by 'op_p' at table -key 'key', if that slot in the table is blank. At module unload time, you must -call the macro unregister_sysrq_key(int key, struct sysrq_key_op *op_p), which +After the sysrq_key_op is created, you can call the kernel function +register_sysrq_key(int key, struct sysrq_key_op *op_p); this will +register the operation pointed to by 'op_p' at table key 'key', +if that slot in the table is blank. At module unload time, you must call +the function unregister_sysrq_key(int key, struct sysrq_key_op *op_p), which will remove the key op pointed to by 'op_p' from the key 'key', if and only if it is currently registered in that slot. This is in case the slot has been overwritten since you registered it. @@ -186,15 +193,12 @@ overwritten since you registered it. The Magic SysRQ system works by registering key operations against a key op lookup table, which is defined in 'drivers/char/sysrq.c'. This key table has a number of operations registered into it at compile time, but is mutable, -and 4 functions are exported for interface to it: __sysrq_lock_table, -__sysrq_unlock_table, __sysrq_get_key_op, and __sysrq_put_key_op. The -functions __sysrq_swap_key_ops and __sysrq_swap_key_ops_nolock are defined -in the header itself, and the REGISTER and UNREGISTER macros are built from -these. More complex (and dangerous!) manipulations of the table are possible -using these functions, but you must be careful to always lock the table before -you read or write from it, and to unlock it again when you are done. (And of -course, to never ever leave an invalid pointer in the table). Null pointers in -the table are always safe :) +and 2 functions are exported for interface to it: + register_sysrq_key and unregister_sysrq_key. +Of course, never ever leave an invalid pointer in the table. I.e., when +your module that called register_sysrq_key() exits, it must call +unregister_sysrq_key() to clean up the sysrq key table entry that it used. +Null pointers in the table are always safe. :) If for some reason you feel the need to call the handle_sysrq function from within a function called by handle_sysrq, you must be aware that you are in diff --git a/MAINTAINERS b/MAINTAINERS index f0596e452c5c..efca26a9242c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -584,6 +584,14 @@ W: http://sourceforge.net/projects/acpi4asus W: http://xf.iksaif.net/acpi4asus S: Maintained +ASUS LAPTOP EXTRAS DRIVER +P: Corentin Chary +M: corentincj@iksaif.net +L: acpi4asus-user@lists.sourceforge.net +W: http://sourceforge.net/projects/acpi4asus +W: http://xf.iksaif.net/acpi4asus +S: Maintained + ATA OVER ETHERNET DRIVER P: Ed L. Cashin M: ecashin@coraid.com @@ -598,8 +606,6 @@ W: http://linux-atm.sourceforge.net S: Maintained ATMEL MACB ETHERNET DRIVER -P: Atmel AVR32 Support Team -M: avr32@atmel.com P: Haavard Skinnemoen M: hskinnemoen@atmel.com S: Supported @@ -620,8 +626,6 @@ T: git kernel.org:/pub/scm/linux/kernel/git/dwmw2/audit-2.6.git S: Maintained AVR32 ARCHITECTURE -P: Atmel AVR32 Support Team -M: avr32@atmel.com P: Haavard Skinnemoen M: hskinnemoen@atmel.com W: http://www.atmel.com/products/AVR32/ @@ -630,8 +634,6 @@ W: http://avrfreaks.net/ S: Supported AVR32/AT32AP MACHINE SUPPORT -P: Atmel AVR32 Support Team -M: avr32@atmel.com P: Haavard Skinnemoen M: hskinnemoen@atmel.com S: Supported @@ -1598,12 +1600,11 @@ M: ipslinux@adaptec.com W: http://www.developer.ibm.com/welcome/netfinity/serveraid.html S: Supported -IDE DRIVER [GENERAL] +IDE SUBSYSTEM P: Bartlomiej Zolnierkiewicz -M: B.Zolnierkiewicz@elka.pw.edu.pl -L: linux-kernel@vger.kernel.org +M: bzolnier@gmail.com L: linux-ide@vger.kernel.org -T: git kernel.org:/pub/scm/linux/kernel/git/bart/ide-2.6.git +T: quilt kernel.org/pub/linux/kernel/people/bart/pata-2.6/ S: Maintained IDE/ATAPI CDROM DRIVER @@ -2289,7 +2290,7 @@ P: Jozsef Kadlecsik P: Patrick McHardy M: kaber@trash.net L: netfilter-devel@lists.netfilter.org -L: netfilter@lists.netfilter.org +L: netfilter@lists.netfilter.org (subscribers-only) L: coreteam@netfilter.org W: http://www.netfilter.org/ W: http://www.iptables.org/ @@ -3600,6 +3601,12 @@ M: ysato@users.sourceforge.jp W: http://uclinux-h8.sourceforge.jp/ S: Supported +UFS FILESYSTEM +P: Evgeniy Dushistov +M: dushistov@mail.ru +L: linux-kernel@vger.kernel.org +S: Maintained + USB DIAMOND RIO500 DRIVER P: Cesar Miquel M: miquel@df.uba.ar @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 20 -EXTRAVERSION =-rc6 +EXTRAVERSION =-rc7 NAME = Homicidal Dwarf Hamster # *DOCUMENTATION* @@ -1116,15 +1116,15 @@ help: @echo ' cscope - Generate cscope index' @echo ' kernelrelease - Output the release version string' @echo ' kernelversion - Output the version stored in Makefile' - @if [ -r include/asm-$(ARCH)/Kbuild ]; then \ + @if [ -r $(srctree)/include/asm-$(ARCH)/Kbuild ]; then \ echo ' headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \ + echo ' (default: $(INSTALL_HDR_PATH))'; \ fi - @echo ' (default: $(INSTALL_HDR_PATH))' @echo '' @echo 'Static analysers' @echo ' checkstack - Generate a list of stack hogs' @echo ' namespacecheck - Name space analysis on compiled kernel' - @if [ -r include/asm-$(ARCH)/Kbuild ]; then \ + @if [ -r $(srctree)/include/asm-$(ARCH)/Kbuild ]; then \ echo ' headers_check - Sanity check on exported headers'; \ fi @echo '' diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index 3370e6faeae0..c15186390693 100644 --- a/arch/alpha/kernel/process.c +++ b/arch/alpha/kernel/process.c @@ -47,6 +47,7 @@ * Power off function, if any */ void (*pm_power_off)(void) = machine_power_off; +EXPORT_SYMBOL(pm_power_off); void cpu_idle(void) diff --git a/arch/arm/configs/at91sam9260ek_defconfig b/arch/arm/configs/at91sam9260ek_defconfig index 79049206dfa5..46b0c734aeb9 100644 --- a/arch/arm/configs/at91sam9260ek_defconfig +++ b/arch/arm/configs/at91sam9260ek_defconfig @@ -923,7 +923,6 @@ CONFIG_FORCED_INLINING=y # CONFIG_HEADERS_CHECK is not set # CONFIG_RCU_TORTURE_TEST is not set CONFIG_DEBUG_USER=y -# CONFIG_DEBUG_WAITQ is not set # CONFIG_DEBUG_ERRORS is not set CONFIG_DEBUG_LL=y # CONFIG_DEBUG_ICEDCC is not set diff --git a/arch/arm/configs/at91sam9261ek_defconfig b/arch/arm/configs/at91sam9261ek_defconfig index 784ad7c0186d..fcd8fa091e9d 100644 --- a/arch/arm/configs/at91sam9261ek_defconfig +++ b/arch/arm/configs/at91sam9261ek_defconfig @@ -1079,7 +1079,6 @@ CONFIG_FORCED_INLINING=y # CONFIG_HEADERS_CHECK is not set # CONFIG_RCU_TORTURE_TEST is not set CONFIG_DEBUG_USER=y -# CONFIG_DEBUG_WAITQ is not set # CONFIG_DEBUG_ERRORS is not set CONFIG_DEBUG_LL=y # CONFIG_DEBUG_ICEDCC is not set diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index d994561816a1..cf495a3084b3 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -22,6 +22,10 @@ #include <asm/thread_info.h> #include <asm/system.h> +#if (PHYS_OFFSET & 0x001fffff) +#error "PHYS_OFFSET must be at an even 2MiB boundary!" +#endif + #define KERNEL_RAM_VADDR (PAGE_OFFSET + TEXT_OFFSET) #define KERNEL_RAM_PADDR (PHYS_OFFSET + TEXT_OFFSET) @@ -251,7 +255,8 @@ __create_page_tables: * Then map first 1MB of ram in case it contains our boot params. */ add r0, r4, #PAGE_OFFSET >> 18 - orr r6, r7, #PHYS_OFFSET + orr r6, r7, #(PHYS_OFFSET & 0xff000000) + orr r6, r6, #(PHYS_OFFSET & 0x00e00000) str r6, [r0] #ifdef CONFIG_XIP_KERNEL diff --git a/arch/arm/mach-at91rm9200/at91rm9200_devices.c b/arch/arm/mach-at91rm9200/at91rm9200_devices.c index 4641b99db0ee..57fac7203fe4 100644 --- a/arch/arm/mach-at91rm9200/at91rm9200_devices.c +++ b/arch/arm/mach-at91rm9200/at91rm9200_devices.c @@ -272,7 +272,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data) at91_set_A_periph(AT91_PIN_PC12, 0); /* NCS6/CFCE2 */ /* nWAIT is _not_ a default setting */ - at91_set_A_periph(AT91_PIN_PC6, 1); /* nWAIT */ + at91_set_A_periph(AT91_PIN_PC6, 1); /* nWAIT */ cf_data = *data; platform_device_register(&at91rm9200_cf_device); diff --git a/arch/arm/mach-at91rm9200/at91sam9260.c b/arch/arm/mach-at91rm9200/at91sam9260.c index 203f073a53e6..b14871adc300 100644 --- a/arch/arm/mach-at91rm9200/at91sam9260.c +++ b/arch/arm/mach-at91rm9200/at91sam9260.c @@ -16,6 +16,7 @@ #include <asm/mach/map.h> #include <asm/arch/at91sam9260.h> #include <asm/arch/at91_pmc.h> +#include <asm/arch/at91_rstc.h> #include "generic.h" #include "clock.h" @@ -212,7 +213,7 @@ static struct at91_gpio_bank at91sam9260_gpio[] = { static void at91sam9260_reset(void) { -#warning "Implement CPU reset" + at91_sys_write(AT91_RSTC_CR, (0xA5 << 24) | AT91_RSTC_PROCRST | AT91_RSTC_PERRST); } diff --git a/arch/arm/mach-at91rm9200/at91sam9261.c b/arch/arm/mach-at91rm9200/at91sam9261.c index 5a82f35da2e9..d242bb885c6d 100644 --- a/arch/arm/mach-at91rm9200/at91sam9261.c +++ b/arch/arm/mach-at91rm9200/at91sam9261.c @@ -16,6 +16,7 @@ #include <asm/mach/map.h> #include <asm/arch/at91sam9261.h> #include <asm/arch/at91_pmc.h> +#include <asm/arch/at91_rstc.h> #include "generic.h" #include "clock.h" @@ -207,7 +208,7 @@ static struct at91_gpio_bank at91sam9261_gpio[] = { static void at91sam9261_reset(void) { -#warning "Implement CPU reset" + at91_sys_write(AT91_RSTC_CR, (0xA5 << 24) | AT91_RSTC_PROCRST | AT91_RSTC_PERRST); } diff --git a/arch/arm/mach-at91rm9200/gpio.c b/arch/arm/mach-at91rm9200/gpio.c index 3f188508c391..af22659c8a28 100644 --- a/arch/arm/mach-at91rm9200/gpio.c +++ b/arch/arm/mach-at91rm9200/gpio.c @@ -20,7 +20,6 @@ #include <asm/io.h> #include <asm/hardware.h> #include <asm/arch/at91_pio.h> -#include <asm/arch/at91_pmc.h> #include <asm/arch/gpio.h> #include "generic.h" @@ -224,17 +223,17 @@ static u32 backups[MAX_GPIO_BANKS]; static int gpio_irq_set_wake(unsigned pin, unsigned state) { unsigned mask = pin_to_mask(pin); + unsigned bank = (pin - PIN_BASE) / 32; - pin -= PIN_BASE; - pin /= 32; - - if (unlikely(pin >= MAX_GPIO_BANKS)) + if (unlikely(bank >= MAX_GPIO_BANKS)) return -EINVAL; if (state) - wakeups[pin] |= mask; + wakeups[bank] |= mask; else - wakeups[pin] &= ~mask; + wakeups[bank] &= ~mask; + + set_irq_wake(gpio[bank].id, state); return 0; } @@ -246,29 +245,15 @@ void at91_gpio_suspend(void) for (i = 0; i < gpio_banks; i++) { u32 pio = gpio[i].offset; - /* - * Note: drivers should have disabled GPIO interrupts that - * aren't supposed to be wakeup sources. - * But that is not much good on ARM..... disable_irq() does - * not update the hardware immediately, so the hardware mask - * (IMR) has the wrong value (not current, too much is - * permitted). - * - * Our workaround is to disable all non-wakeup IRQs ... - * which is exactly what correct drivers asked for in the - * first place! - */ backups[i] = at91_sys_read(pio + PIO_IMR); at91_sys_write(pio + PIO_IDR, backups[i]); at91_sys_write(pio + PIO_IER, wakeups[i]); - if (!wakeups[i]) { - disable_irq_wake(gpio[i].id); - at91_sys_write(AT91_PMC_PCDR, 1 << gpio[i].id); - } else { - enable_irq_wake(gpio[i].id); + if (!wakeups[i]) + clk_disable(gpio[i].clock); + else { #ifdef CONFIG_PM_DEBUG - printk(KERN_DEBUG "GPIO-%c may wake for %08x\n", "ABCD"[i], wakeups[i]); + printk(KERN_DEBUG "GPIO-%c may wake for %08x\n", 'A'+i, wakeups[i]); #endif } } @@ -281,9 +266,11 @@ void at91_gpio_resume(void) for (i = 0; i < gpio_banks; i++) { u32 pio = gpio[i].offset; + if (!wakeups[i]) + clk_enable(gpio[i].clock); + at91_sys_write(pio + PIO_IDR, wakeups[i]); at91_sys_write(pio + PIO_IER, backups[i]); - at91_sys_write(AT91_PMC_PCER, 1 << gpio[i].id); } } diff --git a/arch/arm/mach-imx/cpufreq.c b/arch/arm/mach-imx/cpufreq.c index ac5f99895660..4f66e90db74f 100644 --- a/arch/arm/mach-imx/cpufreq.c +++ b/arch/arm/mach-imx/cpufreq.c @@ -184,6 +184,17 @@ static int imx_set_target(struct cpufreq_policy *policy, long sysclk; unsigned int bclk_div = 1; + /* + * Some governors do not respects CPU and policy lower limits + * which leads to bad things (division by zero etc), ensure + * that such things do not happen. + */ + if(target_freq < policy->cpuinfo.min_freq) + target_freq = policy->cpuinfo.min_freq; + + if(target_freq < policy->min) + target_freq = policy->min; + freq = target_freq * 1000; pr_debug(KERN_DEBUG "imx: requested frequency %ld Hz, mpctl0 at boot 0x%08x\n", @@ -258,7 +269,8 @@ static int __init imx_cpufreq_driver_init(struct cpufreq_policy *policy) policy->governor = CPUFREQ_DEFAULT_GOVERNOR; policy->cpuinfo.min_freq = 8000; policy->cpuinfo.max_freq = 200000; - policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; + /* Manual states, that PLL stabilizes in two CLK32 periods */ + policy->cpuinfo.transition_latency = 4 * 1000000000LL / CLK32; return 0; } diff --git a/arch/arm/mach-s3c2410/gpio.c b/arch/arm/mach-s3c2410/gpio.c index ba346546150b..f6fb215bb48c 100644 --- a/arch/arm/mach-s3c2410/gpio.c +++ b/arch/arm/mach-s3c2410/gpio.c @@ -57,6 +57,7 @@ void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int function) case S3C2410_GPIO_SFN2: case S3C2410_GPIO_SFN3: if (pin < S3C2410_GPIO_BANKB) { + function -= 1; function &= 1; function <<= S3C2410_GPIO_OFFSET(pin); } else { @@ -83,15 +84,18 @@ EXPORT_SYMBOL(s3c2410_gpio_cfgpin); unsigned int s3c2410_gpio_getcfg(unsigned int pin) { void __iomem *base = S3C24XX_GPIO_BASE(pin); - unsigned long mask; + unsigned long val = __raw_readl(base); if (pin < S3C2410_GPIO_BANKB) { - mask = 1 << S3C2410_GPIO_OFFSET(pin); + val >>= S3C2410_GPIO_OFFSET(pin); + val &= 1; + val += 1; } else { - mask = 3 << S3C2410_GPIO_OFFSET(pin)*2; + val >>= S3C2410_GPIO_OFFSET(pin)*2; + val &= 3; } - return __raw_readl(base) & mask; + return val | S3C2410_GPIO_INPUT; } EXPORT_SYMBOL(s3c2410_gpio_getcfg); diff --git a/arch/arm/mach-s3c2410/pm.c b/arch/arm/mach-s3c2410/pm.c index 00834097eb82..ebf294dd31da 100644 --- a/arch/arm/mach-s3c2410/pm.c +++ b/arch/arm/mach-s3c2410/pm.c @@ -451,15 +451,14 @@ static void s3c2410_pm_check_resume_pin(unsigned int pin, unsigned int irqoffs) irqstate = s3c_irqwake_eintmask & (1L<<irqoffs); pinstate = s3c2410_gpio_getcfg(pin); - pinstate >>= S3C2410_GPIO_OFFSET(pin)*2; if (!irqstate) { - if (pinstate == 0x02) + if (pinstate == S3C2410_GPIO_IRQ) DBG("Leaving IRQ %d (pin %d) enabled\n", irq, pin); } else { - if (pinstate == 0x02) { + if (pinstate == S3C2410_GPIO_IRQ) { DBG("Disabling IRQ %d (pin %d)\n", irq, pin); - s3c2410_gpio_cfgpin(pin, 0x00); + s3c2410_gpio_cfgpin(pin, S3C2410_GPIO_INPUT); } } } diff --git a/arch/arm/mach-s3c2410/s3c2412-dma.c b/arch/arm/mach-s3c2410/s3c2412-dma.c index fe71a8fdb87c..138f726ac6bf 100644 --- a/arch/arm/mach-s3c2410/s3c2412-dma.c +++ b/arch/arm/mach-s3c2410/s3c2412-dma.c @@ -133,8 +133,8 @@ static struct s3c24xx_dma_map __initdata s3c2412_dma_mappings[] = { static void s3c2412_dma_select(struct s3c2410_dma_chan *chan, struct s3c24xx_dma_map *map) { - writel(chan->regs + S3C2412_DMA_DMAREQSEL, - map->channels[0] | S3C2412_DMAREQSEL_HW); + writel(map->channels[0] | S3C2412_DMAREQSEL_HW, + chan->regs + S3C2412_DMA_DMAREQSEL); } static struct s3c24xx_dma_selection __initdata s3c2412_dma_sel = { diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index b5814b4b6f35..7760193e74cc 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -52,15 +52,18 @@ void show_mem(void) printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); for_each_online_node(node) { + pg_data_t *n = NODE_DATA(node); + struct page *map = n->node_mem_map - n->node_start_pfn; + for_each_nodebank (i,mi,node) { unsigned int pfn1, pfn2; struct page *page, *end; - pfn1 = mi->bank[i].start >> PAGE_SHIFT; - pfn2 = (mi->bank[i].size + mi->bank[i].start) >> PAGE_SHIFT; + pfn1 = __phys_to_pfn(mi->bank[i].start); + pfn2 = __phys_to_pfn(mi->bank[i].size + mi->bank[i].start); - page = NODE_MEM_MAP(node) + pfn1; - end = NODE_MEM_MAP(node) + pfn2; + page = map + pfn1; + end = map + pfn2; do { total++; diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c index 251685fe73a8..0ac615c0f798 100644 --- a/arch/arm/mm/ioremap.c +++ b/arch/arm/mm/ioremap.c @@ -300,7 +300,8 @@ __ioremap_pfn(unsigned long pfn, unsigned long offset, size_t size, addr = (unsigned long)area->addr; #ifndef CONFIG_SMP - if ((((cpu_architecture() >= CPU_ARCH_ARMv6) && (get_cr() & CR_XP)) || + if (DOMAIN_IO == 0 && + (((cpu_architecture() >= CPU_ARCH_ARMv6) && (get_cr() & CR_XP)) || cpu_is_xsc3()) && !((__pfn_to_phys(pfn) | size | addr) & ~SUPERSECTION_MASK)) { area->flags |= VM_ARM_SECTION_MAPPING; diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index 490e11b34231..d29fe927ee9e 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -708,7 +708,7 @@ __8032x_proc_info: .type __8033x_proc_info,#object __8033x_proc_info: .long 0x69054010 - .long 0xffffff30 + .long 0xfffffd30 .long PMD_TYPE_SECT | \ PMD_SECT_BUFFERABLE | \ PMD_SECT_CACHEABLE | \ diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index 8bcb838e5444..bd78058b7178 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -12,7 +12,7 @@ # # http://www.arm.linux.org.uk/developer/machines/?action=new # -# Last update: Thu Dec 7 17:19:20 2006 +# Last update: Tue Jan 16 16:52:56 2007 # # machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number # @@ -1219,3 +1219,26 @@ zevio_1020 MACH_ZEVIO_1020 ZEVIO_1020 1207 hitrack MACH_HITRACK HITRACK 1208 syme1 MACH_SYME1 SYME1 1209 syhl1 MACH_SYHL1 SYHL1 1210 +empca400 MACH_EMPCA400 EMPCA400 1211 +em7210 MACH_EM7210 EM7210 1212 +htchermes MACH_HTCHERMES HTCHERMES 1213 +eti_c1 MACH_ETI_C1 ETI_C1 1214 +mach_dep2410 MACH_MACH_DEP2410 MACH_DEP2410 1215 +ac100 MACH_AC100 AC100 1216 +sneetch MACH_SNEETCH SNEETCH 1217 +studentmate MACH_STUDENTMATE STUDENTMATE 1218 +zir2410 MACH_ZIR2410 ZIR2410 1219 +zir2413 MACH_ZIR2413 ZIR2413 1220 +dlonip3 MACH_DLONIP3 DLONIP3 1221 +instream MACH_INSTREAM INSTREAM 1222 +ambarella MACH_AMBARELLA AMBARELLA 1223 +nevis MACH_NEVIS NEVIS 1224 +htc_trinity MACH_HTC_TRINITY HTC_TRINITY 1225 +ql202b MACH_QL202B QL202B 1226 +vpac270 MACH_VPAC270 VPAC270 1227 +rd129 MACH_RD129 RD129 1228 +htcwizard MACH_HTCWIZARD HTCWIZARD 1229 +xscale_treo680 MACH_XSCALE_TREO680 XSCALE_TREO680 1230 +tecon_tmezon MACH_TECON_TMEZON TECON_TMEZON 1231 +zylonite MACH_ZYLONITE ZYLONITE 1233 +gene1270 MACH_GENE1270 GENE1270 1234 diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S index 7b595547c1c8..ca2a5ad19ea6 100644 --- a/arch/arm/vfp/entry.S +++ b/arch/arm/vfp/entry.S @@ -25,6 +25,7 @@ do_vfp: enable_irq ldr r4, .LCvfp + ldr r11, [r10, #TI_CPU] @ CPU number add r10, r10, #TI_VFPSTATE @ r10 = workspace ldr pc, [r4] @ call VFP entry point diff --git a/arch/arm/vfp/vfp.h b/arch/arm/vfp/vfp.h index f2797896e6d5..54a2ad6d9ca2 100644 --- a/arch/arm/vfp/vfp.h +++ b/arch/arm/vfp/vfp.h @@ -370,3 +370,7 @@ struct op { u32 (* const fn)(int dd, int dn, int dm, u32 fpscr); u32 flags; }; + +#ifdef CONFIG_SMP +extern void vfp_save_state(void *location, u32 fpexc); +#endif diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S index e51e6679c402..d4b7b229631d 100644 --- a/arch/arm/vfp/vfphw.S +++ b/arch/arm/vfp/vfphw.S @@ -65,6 +65,7 @@ @ r2 = faulted PC+4 @ r9 = successful return @ r10 = vfp_state union +@ r11 = CPU number @ lr = failure return .globl vfp_support_entry @@ -79,7 +80,7 @@ vfp_support_entry: DBGSTR1 "enable %x", r10 ldr r3, last_VFP_context_address orr r1, r1, #FPEXC_ENABLE @ user FPEXC has the enable bit set - ldr r4, [r3] @ last_VFP_context pointer + ldr r4, [r3, r11, lsl #2] @ last_VFP_context pointer bic r5, r1, #FPEXC_EXCEPTION @ make sure exceptions are disabled cmp r4, r10 beq check_for_exception @ we are returning to the same @@ -91,7 +92,9 @@ vfp_support_entry: @ exceptions, so we can get at the @ rest of it +#ifndef CONFIG_SMP @ Save out the current registers to the old thread state + @ No need for SMP since this is not done lazily DBGSTR1 "save old state %p", r4 cmp r4, #0 @@ -105,10 +108,11 @@ vfp_support_entry: stmia r4, {r1, r5, r6, r8} @ save FPEXC, FPSCR, FPINST, FPINST2 @ and point r4 at the word at the @ start of the register dump +#endif no_old_VFP_process: DBGSTR1 "load state %p", r10 - str r10, [r3] @ update the last_VFP_context pointer + str r10, [r3, r11, lsl #2] @ update the last_VFP_context pointer @ Load the saved state back into the VFP VFPFLDMIA r10 @ reload the working registers while @ FPEXC is in a safe state @@ -162,6 +166,24 @@ process_exception: @ required. If not, the user code will @ retry the faulted instruction +#ifdef CONFIG_SMP + .globl vfp_save_state + .type vfp_save_state, %function +vfp_save_state: + @ Save the current VFP state + @ r0 - save location + @ r1 - FPEXC + DBGSTR1 "save VFP state %p", r0 + VFPFMRX r2, FPSCR @ current status + VFPFMRX r3, FPINST @ FPINST (always there, rev0 onwards) + tst r1, #FPEXC_FPV2 @ is there an FPINST2 to read? + VFPFMRX r12, FPINST2, NE @ FPINST2 if needed - avoids reading + @ nonexistant reg on rev0 + VFPFSTMIA r0 @ save the working registers + stmia r0, {r1, r2, r3, r12} @ save FPEXC, FPSCR, FPINST, FPINST2 + mov pc, lr +#endif + last_VFP_context_address: .word last_VFP_context diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index 490d9d18a7d1..f1e5951dc721 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -28,7 +28,7 @@ void vfp_testing_entry(void); void vfp_support_entry(void); void (*vfp_vector)(void) = vfp_testing_entry; -union vfp_state *last_VFP_context; +union vfp_state *last_VFP_context[NR_CPUS]; /* * Dual-use variable. @@ -41,13 +41,35 @@ static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v) { struct thread_info *thread = v; union vfp_state *vfp; + __u32 cpu = thread->cpu; if (likely(cmd == THREAD_NOTIFY_SWITCH)) { + u32 fpexc = fmrx(FPEXC); + +#ifdef CONFIG_SMP + /* + * On SMP, if VFP is enabled, save the old state in + * case the thread migrates to a different CPU. The + * restoring is done lazily. + */ + if ((fpexc & FPEXC_ENABLE) && last_VFP_context[cpu]) { + vfp_save_state(last_VFP_context[cpu], fpexc); + last_VFP_context[cpu]->hard.cpu = cpu; + } + /* + * Thread migration, just force the reloading of the + * state on the new CPU in case the VFP registers + * contain stale data. + */ + if (thread->vfpstate.hard.cpu != cpu) + last_VFP_context[cpu] = NULL; +#endif + /* * Always disable VFP so we can lazily save/restore the * old state. */ - fmxr(FPEXC, fmrx(FPEXC) & ~FPEXC_ENABLE); + fmxr(FPEXC, fpexc & ~FPEXC_ENABLE); return NOTIFY_DONE; } @@ -68,8 +90,8 @@ static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v) } /* flush and release case: Per-thread VFP cleanup. */ - if (last_VFP_context == vfp) - last_VFP_context = NULL; + if (last_VFP_context[cpu] == vfp) + last_VFP_context[cpu] = NULL; return NOTIFY_DONE; } diff --git a/arch/i386/boot/compressed/relocs.c b/arch/i386/boot/compressed/relocs.c index 468da89153c4..881951ca03e1 100644 --- a/arch/i386/boot/compressed/relocs.c +++ b/arch/i386/boot/compressed/relocs.c @@ -43,6 +43,8 @@ static int is_safe_abs_reloc(const char* sym_name) /* Match found */ return 1; } + if (strncmp(sym_name, "__crc_", 6) == 0) + return 1; return 0; } diff --git a/arch/i386/defconfig b/arch/i386/defconfig index 5d80edfc61b7..bb0c376b62b3 100644 --- a/arch/i386/defconfig +++ b/arch/i386/defconfig @@ -466,7 +466,8 @@ CONFIG_FW_LOADER=y # # Plug and Play support # -# CONFIG_PNP is not set +CONFIG_PNP=y +CONFIG_PNPACPI=y # # Block devices diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c index cbcb2c27f48b..e94aff6888ca 100644 --- a/arch/i386/kernel/acpi/boot.c +++ b/arch/i386/kernel/acpi/boot.c @@ -66,7 +66,7 @@ static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id) { return #define BAD_MADT_ENTRY(entry, end) ( \ (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ - ((acpi_table_entry_header *)entry)->length < sizeof(*entry)) + ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) #define PREFIX "ACPI: " @@ -79,7 +79,7 @@ int acpi_ioapic; int acpi_strict; EXPORT_SYMBOL(acpi_strict); -acpi_interrupt_flags acpi_sci_flags __initdata; +u8 acpi_sci_flags __initdata; int acpi_sci_override_gsi __initdata; int acpi_skip_timer_override __initdata; int acpi_use_timer_override __initdata; @@ -92,11 +92,6 @@ static u64 acpi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE; #warning ACPI uses CMPXCHG, i486 and later hardware #endif -#define MAX_MADT_ENTRIES 256 -u8 x86_acpiid_to_apicid[MAX_MADT_ENTRIES] = - {[0 ... MAX_MADT_ENTRIES - 1] = 0xff }; -EXPORT_SYMBOL(x86_acpiid_to_apicid); - /* -------------------------------------------------------------------------- Boot-time Configuration -------------------------------------------------------------------------- */ @@ -166,30 +161,26 @@ char *__acpi_map_table(unsigned long phys, unsigned long size) #ifdef CONFIG_PCI_MMCONFIG /* The physical address of the MMCONFIG aperture. Set from ACPI tables. */ -struct acpi_table_mcfg_config *pci_mmcfg_config; +struct acpi_mcfg_allocation *pci_mmcfg_config; int pci_mmcfg_config_num; -int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size) +int __init acpi_parse_mcfg(struct acpi_table_header *header) { struct acpi_table_mcfg *mcfg; unsigned long i; int config_size; - if (!phys_addr || !size) + if (!header) return -EINVAL; - mcfg = (struct acpi_table_mcfg *)__acpi_map_table(phys_addr, size); - if (!mcfg) { - printk(KERN_WARNING PREFIX "Unable to map MCFG\n"); - return -ENODEV; - } + mcfg = (struct acpi_table_mcfg *)header; /* how many config structures do we have */ pci_mmcfg_config_num = 0; - i = size - sizeof(struct acpi_table_mcfg); - while (i >= sizeof(struct acpi_table_mcfg_config)) { + i = header->length - sizeof(struct acpi_table_mcfg); + while (i >= sizeof(struct acpi_mcfg_allocation)) { ++pci_mmcfg_config_num; - i -= sizeof(struct acpi_table_mcfg_config); + i -= sizeof(struct acpi_mcfg_allocation); }; if (pci_mmcfg_config_num == 0) { printk(KERN_ERR PREFIX "MMCONFIG has no entries\n"); @@ -204,9 +195,9 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size) return -ENOMEM; } - memcpy(pci_mmcfg_config, &mcfg->config, config_size); + memcpy(pci_mmcfg_config, &mcfg[1], config_size); for (i = 0; i < pci_mmcfg_config_num; ++i) { - if (mcfg->config[i].base_reserved) { + if (pci_mmcfg_config[i].address > 0xFFFFFFFF) { printk(KERN_ERR PREFIX "MMCONFIG not in low 4GB of memory\n"); kfree(pci_mmcfg_config); @@ -220,24 +211,24 @@ int __init acpi_parse_mcfg(unsigned long phys_addr, unsigned long size) #endif /* CONFIG_PCI_MMCONFIG */ #ifdef CONFIG_X86_LOCAL_APIC -static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_madt(struct acpi_table_header *table) { struct acpi_table_madt *madt = NULL; - if (!phys_addr || !size || !cpu_has_apic) + if (!cpu_has_apic) return -EINVAL; - madt = (struct acpi_table_madt *)__acpi_map_table(phys_addr, size); + madt = (struct acpi_table_madt *)table; if (!madt) { printk(KERN_WARNING PREFIX "Unable to map MADT\n"); return -ENODEV; } - if (madt->lapic_address) { - acpi_lapic_addr = (u64) madt->lapic_address; + if (madt->address) { + acpi_lapic_addr = (u64) madt->address; printk(KERN_DEBUG PREFIX "Local APIC address 0x%08x\n", - madt->lapic_address); + madt->address); } acpi_madt_oem_check(madt->header.oem_id, madt->header.oem_table_id); @@ -246,21 +237,17 @@ static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size) } static int __init -acpi_parse_lapic(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_lapic(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_lapic *processor = NULL; + struct acpi_madt_local_apic *processor = NULL; - processor = (struct acpi_table_lapic *)header; + processor = (struct acpi_madt_local_apic *)header; if (BAD_MADT_ENTRY(processor, end)) return -EINVAL; acpi_table_print_madt_entry(header); - /* Record local apic id only when enabled */ - if (processor->flags.enabled) - x86_acpiid_to_apicid[processor->acpi_id] = processor->id; - /* * We need to register disabled CPU as well to permit * counting disabled CPUs. This allows us to size @@ -269,18 +256,18 @@ acpi_parse_lapic(acpi_table_entry_header * header, const unsigned long end) * when we use CPU hotplug. */ mp_register_lapic(processor->id, /* APIC ID */ - processor->flags.enabled); /* Enabled? */ + processor->lapic_flags & ACPI_MADT_ENABLED); /* Enabled? */ return 0; } static int __init -acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header, +acpi_parse_lapic_addr_ovr(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_lapic_addr_ovr *lapic_addr_ovr = NULL; + struct acpi_madt_local_apic_override *lapic_addr_ovr = NULL; - lapic_addr_ovr = (struct acpi_table_lapic_addr_ovr *)header; + lapic_addr_ovr = (struct acpi_madt_local_apic_override *)header; if (BAD_MADT_ENTRY(lapic_addr_ovr, end)) return -EINVAL; @@ -291,11 +278,11 @@ acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header, } static int __init -acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_lapic_nmi(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_lapic_nmi *lapic_nmi = NULL; + struct acpi_madt_local_apic_nmi *lapic_nmi = NULL; - lapic_nmi = (struct acpi_table_lapic_nmi *)header; + lapic_nmi = (struct acpi_madt_local_apic_nmi *)header; if (BAD_MADT_ENTRY(lapic_nmi, end)) return -EINVAL; @@ -313,11 +300,11 @@ acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end) #ifdef CONFIG_X86_IO_APIC static int __init -acpi_parse_ioapic(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_ioapic(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_ioapic *ioapic = NULL; + struct acpi_madt_io_apic *ioapic = NULL; - ioapic = (struct acpi_table_ioapic *)header; + ioapic = (struct acpi_madt_io_apic *)header; if (BAD_MADT_ENTRY(ioapic, end)) return -EINVAL; @@ -342,11 +329,11 @@ static void __init acpi_sci_ioapic_setup(u32 gsi, u16 polarity, u16 trigger) polarity = 3; /* Command-line over-ride via acpi_sci= */ - if (acpi_sci_flags.trigger) - trigger = acpi_sci_flags.trigger; + if (acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) + trigger = (acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) >> 2; - if (acpi_sci_flags.polarity) - polarity = acpi_sci_flags.polarity; + if (acpi_sci_flags & ACPI_MADT_POLARITY_MASK) + polarity = acpi_sci_flags & ACPI_MADT_POLARITY_MASK; /* * mp_config_acpi_legacy_irqs() already setup IRQs < 16 @@ -357,51 +344,52 @@ static void __init acpi_sci_ioapic_setup(u32 gsi, u16 polarity, u16 trigger) /* * stash over-ride to indicate we've been here - * and for later update of acpi_fadt + * and for later update of acpi_gbl_FADT */ acpi_sci_override_gsi = gsi; return; } static int __init -acpi_parse_int_src_ovr(acpi_table_entry_header * header, +acpi_parse_int_src_ovr(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_int_src_ovr *intsrc = NULL; + struct acpi_madt_interrupt_override *intsrc = NULL; - intsrc = (struct acpi_table_int_src_ovr *)header; + intsrc = (struct acpi_madt_interrupt_override *)header; if (BAD_MADT_ENTRY(intsrc, end)) return -EINVAL; acpi_table_print_madt_entry(header); - if (intsrc->bus_irq == acpi_fadt.sci_int) { + if (intsrc->source_irq == acpi_gbl_FADT.sci_interrupt) { acpi_sci_ioapic_setup(intsrc->global_irq, - intsrc->flags.polarity, - intsrc->flags.trigger); + intsrc->inti_flags & ACPI_MADT_POLARITY_MASK, + (intsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2); return 0; } if (acpi_skip_timer_override && - intsrc->bus_irq == 0 && intsrc->global_irq == 2) { + intsrc->source_irq == 0 && intsrc->global_irq == 2) { printk(PREFIX "BIOS IRQ0 pin2 override ignored.\n"); return 0; } - mp_override_legacy_irq(intsrc->bus_irq, - intsrc->flags.polarity, - intsrc->flags.trigger, intsrc->global_irq); + mp_override_legacy_irq(intsrc->source_irq, + intsrc->inti_flags & ACPI_MADT_POLARITY_MASK, + (intsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2, + intsrc->global_irq); return 0; } static int __init -acpi_parse_nmi_src(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_nmi_src(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_nmi_src *nmi_src = NULL; + struct acpi_madt_nmi_source *nmi_src = NULL; - nmi_src = (struct acpi_table_nmi_src *)header; + nmi_src = (struct acpi_madt_nmi_source *)header; if (BAD_MADT_ENTRY(nmi_src, end)) return -EINVAL; @@ -417,7 +405,7 @@ acpi_parse_nmi_src(acpi_table_entry_header * header, const unsigned long end) /* * acpi_pic_sci_set_trigger() - * + * * use ELCR to set PIC-mode trigger type for SCI * * If a PIC-mode SCI is not recognized or gives spurious IRQ7's @@ -511,7 +499,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *obj; - struct acpi_table_lapic *lapic; + struct acpi_madt_local_apic *lapic; cpumask_t tmp_map, new_map; u8 physid; int cpu; @@ -529,10 +517,10 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu) return -EINVAL; } - lapic = (struct acpi_table_lapic *)obj->buffer.pointer; + lapic = (struct acpi_madt_local_apic *)obj->buffer.pointer; - if ((lapic->header.type != ACPI_MADT_LAPIC) || - (!lapic->flags.enabled)) { + if (lapic->header.type != ACPI_MADT_TYPE_LOCAL_APIC || + !(lapic->lapic_flags & ACPI_MADT_ENABLED)) { kfree(buffer.pointer); return -EINVAL; } @@ -544,7 +532,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu) buffer.pointer = NULL; tmp_map = cpu_present_map; - mp_register_lapic(physid, lapic->flags.enabled); + mp_register_lapic(physid, lapic->lapic_flags & ACPI_MADT_ENABLED); /* * If mp_register_lapic successfully generates a new logical cpu @@ -566,14 +554,6 @@ EXPORT_SYMBOL(acpi_map_lsapic); int acpi_unmap_lsapic(int cpu) { - int i; - - for_each_possible_cpu(i) { - if (x86_acpiid_to_apicid[i] == x86_cpu_to_apicid[cpu]) { - x86_acpiid_to_apicid[i] = -1; - break; - } - } x86_cpu_to_apicid[cpu] = -1; cpu_clear(cpu, cpu_present_map); num_processors--; @@ -619,42 +599,36 @@ acpi_scan_rsdp(unsigned long start, unsigned long length) return 0; } -static int __init acpi_parse_sbf(unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_sbf(struct acpi_table_header *table) { - struct acpi_table_sbf *sb; - - if (!phys_addr || !size) - return -EINVAL; + struct acpi_table_boot *sb; - sb = (struct acpi_table_sbf *)__acpi_map_table(phys_addr, size); + sb = (struct acpi_table_boot *)table; if (!sb) { printk(KERN_WARNING PREFIX "Unable to map SBF\n"); return -ENODEV; } - sbf_port = sb->sbf_cmos; /* Save CMOS port */ + sbf_port = sb->cmos_index; /* Save CMOS port */ return 0; } #ifdef CONFIG_HPET_TIMER -static int __init acpi_parse_hpet(unsigned long phys, unsigned long size) +static int __init acpi_parse_hpet(struct acpi_table_header *table) { struct acpi_table_hpet *hpet_tbl; struct resource *hpet_res; resource_size_t res_start; - if (!phys || !size) - return -EINVAL; - - hpet_tbl = (struct acpi_table_hpet *)__acpi_map_table(phys, size); + hpet_tbl = (struct acpi_table_hpet *)table; if (!hpet_tbl) { printk(KERN_WARNING PREFIX "Unable to map HPET\n"); return -ENODEV; } - if (hpet_tbl->addr.space_id != ACPI_SPACE_MEM) { + if (hpet_tbl->address.space_id != ACPI_SPACE_MEM) { printk(KERN_WARNING PREFIX "HPET timers must be located in " "memory.\n"); return -1; @@ -667,29 +641,28 @@ static int __init acpi_parse_hpet(unsigned long phys, unsigned long size) hpet_res->name = (void *)&hpet_res[1]; hpet_res->flags = IORESOURCE_MEM | IORESOURCE_BUSY; snprintf((char *)hpet_res->name, HPET_RESOURCE_NAME_SIZE, - "HPET %u", hpet_tbl->number); + "HPET %u", hpet_tbl->sequence); hpet_res->end = (1 * 1024) - 1; } -#ifdef CONFIG_X86_64 - vxtime.hpet_address = hpet_tbl->addr.addrl | - ((long)hpet_tbl->addr.addrh << 32); +#ifdef CONFIG_X86_64 + vxtime.hpet_address = hpet_tbl->address.address; printk(KERN_INFO PREFIX "HPET id: %#x base: %#lx\n", - hpet_tbl->id, vxtime.hpet_address); + hpet_tbl->id, vxtime.hpet_address); res_start = vxtime.hpet_address; -#else /* X86 */ +#else /* X86 */ { extern unsigned long hpet_address; - hpet_address = hpet_tbl->addr.addrl; + hpet_address = hpet_tbl->address.address; printk(KERN_INFO PREFIX "HPET id: %#x base: %#lx\n", - hpet_tbl->id, hpet_address); + hpet_tbl->id, hpet_address); res_start = hpet_address; } -#endif /* X86 */ +#endif /* X86 */ if (hpet_res) { hpet_res->start = res_start; @@ -707,42 +680,28 @@ static int __init acpi_parse_hpet(unsigned long phys, unsigned long size) extern u32 pmtmr_ioport; #endif -static int __init acpi_parse_fadt(unsigned long phys, unsigned long size) +static int __init acpi_parse_fadt(struct acpi_table_header *table) { - struct fadt_descriptor *fadt = NULL; - - fadt = (struct fadt_descriptor *)__acpi_map_table(phys, size); - if (!fadt) { - printk(KERN_WARNING PREFIX "Unable to map FADT\n"); - return 0; - } - /* initialize sci_int early for INT_SRC_OVR MADT parsing */ - acpi_fadt.sci_int = fadt->sci_int; - - /* initialize rev and apic_phys_dest_mode for x86_64 genapic */ - acpi_fadt.revision = fadt->revision; - acpi_fadt.force_apic_physical_destination_mode = - fadt->force_apic_physical_destination_mode; #ifdef CONFIG_X86_PM_TIMER /* detect the location of the ACPI PM Timer */ - if (fadt->revision >= FADT2_REVISION_ID) { + if (acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID) { /* FADT rev. 2 */ - if (fadt->xpm_tmr_blk.address_space_id != + if (acpi_gbl_FADT.xpm_timer_block.space_id != ACPI_ADR_SPACE_SYSTEM_IO) return 0; - pmtmr_ioport = fadt->xpm_tmr_blk.address; + pmtmr_ioport = acpi_gbl_FADT.xpm_timer_block.address; /* * "X" fields are optional extensions to the original V1.0 * fields, so we must selectively expand V1.0 fields if the * corresponding X field is zero. */ if (!pmtmr_ioport) - pmtmr_ioport = fadt->V1_pm_tmr_blk; + pmtmr_ioport = acpi_gbl_FADT.pm_timer_block; } else { /* FADT rev. 1 */ - pmtmr_ioport = fadt->V1_pm_tmr_blk; + pmtmr_ioport = acpi_gbl_FADT.pm_timer_block; } if (pmtmr_ioport) printk(KERN_INFO PREFIX "PM-Timer IO Port: %#x\n", @@ -784,13 +743,13 @@ static int __init acpi_parse_madt_lapic_entries(void) if (!cpu_has_apic) return -ENODEV; - /* + /* * Note that the LAPIC address is obtained from the MADT (32-bit value) * and (optionally) overriden by a LAPIC_ADDR_OVR entry (64-bit value). */ count = - acpi_table_parse_madt(ACPI_MADT_LAPIC_ADDR_OVR, + acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE, acpi_parse_lapic_addr_ovr, 0); if (count < 0) { printk(KERN_ERR PREFIX @@ -800,7 +759,7 @@ static int __init acpi_parse_madt_lapic_entries(void) mp_register_lapic_address(acpi_lapic_addr); - count = acpi_table_parse_madt(ACPI_MADT_LAPIC, acpi_parse_lapic, + count = acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC, acpi_parse_lapic, MAX_APICS); if (!count) { printk(KERN_ERR PREFIX "No LAPIC entries present\n"); @@ -813,7 +772,7 @@ static int __init acpi_parse_madt_lapic_entries(void) } count = - acpi_table_parse_madt(ACPI_MADT_LAPIC_NMI, acpi_parse_lapic_nmi, 0); + acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_NMI, acpi_parse_lapic_nmi, 0); if (count < 0) { printk(KERN_ERR PREFIX "Error parsing LAPIC NMI entry\n"); /* TBD: Cleanup to allow fallback to MPS */ @@ -842,7 +801,7 @@ static int __init acpi_parse_madt_ioapic_entries(void) return -ENODEV; } - if (!cpu_has_apic) + if (!cpu_has_apic) return -ENODEV; /* @@ -855,7 +814,7 @@ static int __init acpi_parse_madt_ioapic_entries(void) } count = - acpi_table_parse_madt(ACPI_MADT_IOAPIC, acpi_parse_ioapic, + acpi_table_parse_madt(ACPI_MADT_TYPE_IO_APIC, acpi_parse_ioapic, MAX_IO_APICS); if (!count) { printk(KERN_ERR PREFIX "No IOAPIC entries present\n"); @@ -866,7 +825,7 @@ static int __init acpi_parse_madt_ioapic_entries(void) } count = - acpi_table_parse_madt(ACPI_MADT_INT_SRC_OVR, acpi_parse_int_src_ovr, + acpi_table_parse_madt(ACPI_MADT_TYPE_INTERRUPT_OVERRIDE, acpi_parse_int_src_ovr, NR_IRQ_VECTORS); if (count < 0) { printk(KERN_ERR PREFIX @@ -880,13 +839,13 @@ static int __init acpi_parse_madt_ioapic_entries(void) * pretend we got one so we can set the SCI flags. */ if (!acpi_sci_override_gsi) - acpi_sci_ioapic_setup(acpi_fadt.sci_int, 0, 0); + acpi_sci_ioapic_setup(acpi_gbl_FADT.sci_interrupt, 0, 0); /* Fill in identity legacy mapings where no override */ mp_config_acpi_legacy_irqs(); count = - acpi_table_parse_madt(ACPI_MADT_NMI_SRC, acpi_parse_nmi_src, + acpi_table_parse_madt(ACPI_MADT_TYPE_NMI_SOURCE, acpi_parse_nmi_src, NR_IRQ_VECTORS); if (count < 0) { printk(KERN_ERR PREFIX "Error parsing NMI SRC entry\n"); @@ -908,7 +867,7 @@ static void __init acpi_process_madt(void) #ifdef CONFIG_X86_LOCAL_APIC int count, error; - count = acpi_table_parse(ACPI_APIC, acpi_parse_madt); + count = acpi_table_parse(ACPI_SIG_MADT, acpi_parse_madt); if (count >= 1) { /* @@ -1195,7 +1154,7 @@ int __init acpi_boot_table_init(void) if (acpi_disabled && !acpi_ht) return 1; - /* + /* * Initialize the ACPI boot-time table parser. */ error = acpi_table_init(); @@ -1204,7 +1163,7 @@ int __init acpi_boot_table_init(void) return error; } - acpi_table_parse(ACPI_BOOT, acpi_parse_sbf); + acpi_table_parse(ACPI_SIG_BOOT, acpi_parse_sbf); /* * blacklist may disable ACPI entirely @@ -1232,19 +1191,19 @@ int __init acpi_boot_init(void) if (acpi_disabled && !acpi_ht) return 1; - acpi_table_parse(ACPI_BOOT, acpi_parse_sbf); + acpi_table_parse(ACPI_SIG_BOOT, acpi_parse_sbf); /* * set sci_int and PM timer address */ - acpi_table_parse(ACPI_FADT, acpi_parse_fadt); + acpi_table_parse(ACPI_SIG_FADT, acpi_parse_fadt); /* * Process the Multiple APIC Description Table (MADT), if present */ acpi_process_madt(); - acpi_table_parse(ACPI_HPET, acpi_parse_hpet); + acpi_table_parse(ACPI_SIG_HPET, acpi_parse_hpet); return 0; } @@ -1315,13 +1274,17 @@ static int __init setup_acpi_sci(char *s) if (!s) return -EINVAL; if (!strcmp(s, "edge")) - acpi_sci_flags.trigger = 1; + acpi_sci_flags = ACPI_MADT_TRIGGER_EDGE | + (acpi_sci_flags & ~ACPI_MADT_TRIGGER_MASK); else if (!strcmp(s, "level")) - acpi_sci_flags.trigger = 3; + acpi_sci_flags = ACPI_MADT_TRIGGER_LEVEL | + (acpi_sci_flags & ~ACPI_MADT_TRIGGER_MASK); else if (!strcmp(s, "high")) - acpi_sci_flags.polarity = 1; + acpi_sci_flags = ACPI_MADT_POLARITY_ACTIVE_HIGH | + (acpi_sci_flags & ~ACPI_MADT_POLARITY_MASK); else if (!strcmp(s, "low")) - acpi_sci_flags.polarity = 3; + acpi_sci_flags = ACPI_MADT_POLARITY_ACTIVE_LOW | + (acpi_sci_flags & ~ACPI_MADT_POLARITY_MASK); else return -EINVAL; return 0; diff --git a/arch/i386/kernel/acpi/earlyquirk.c b/arch/i386/kernel/acpi/earlyquirk.c index 4b60af7f91dd..bf86f7662d8b 100644 --- a/arch/i386/kernel/acpi/earlyquirk.c +++ b/arch/i386/kernel/acpi/earlyquirk.c @@ -16,7 +16,7 @@ static int nvidia_hpet_detected __initdata; -static int __init nvidia_hpet_check(unsigned long phys, unsigned long size) +static int __init nvidia_hpet_check(struct acpi_table_header *header) { nvidia_hpet_detected = 1; return 0; @@ -30,7 +30,7 @@ static int __init check_bridge(int vendor, int device) is enabled. */ if (!acpi_use_timer_override && vendor == PCI_VENDOR_ID_NVIDIA) { nvidia_hpet_detected = 0; - acpi_table_parse(ACPI_HPET, nvidia_hpet_check); + acpi_table_parse(ACPI_SIG_HPET, nvidia_hpet_check); if (nvidia_hpet_detected == 0) { acpi_skip_timer_override = 1; printk(KERN_INFO "Nvidia board " diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c index e940e00b96c9..a3db9332d652 100644 --- a/arch/i386/kernel/cpu/cpufreq/longhaul.c +++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c @@ -190,7 +190,7 @@ static void do_powersaver(int cx_address, unsigned int clock_ratio_index) /* Invoke C3 */ inb(cx_address); /* Dummy op - must do something useless after P_LVL3 read */ - t = inl(acpi_fadt.xpm_tmr_blk.address); + t = inl(acpi_gbl_FADT.xpm_timer_block.address); } /* Disable bus ratio bit */ local_irq_disable(); @@ -250,8 +250,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index) outb(3, 0x22); } else if ((pr != NULL) && pr->flags.bm_control) { /* Disable bus master arbitration */ - acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1); } switch (longhaul_version) { @@ -281,8 +280,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index) case TYPE_POWERSAVER: if (longhaul_flags & USE_ACPI_C3) { /* Don't allow wakeup */ - acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0); do_powersaver(cx->address, clock_ratio_index); } else { do_powersaver(0, clock_ratio_index); @@ -295,8 +293,7 @@ static void longhaul_setstate(unsigned int clock_ratio_index) outb(0, 0x22); } else if ((pr != NULL) && pr->flags.bm_control) { /* Enable bus master arbitration */ - acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0); } outb(pic2_mask,0xA1); /* restore mask */ outb(pic1_mask,0x21); @@ -414,7 +411,7 @@ static int __init longhaul_get_ranges(void) highest_speed = calc_speed(maxmult); lowest_speed = calc_speed(minmult); dprintk ("FSB:%dMHz Lowest speed: %s Highest speed:%s\n", fsb, - print_speed(lowest_speed/1000), + print_speed(lowest_speed/1000), print_speed(highest_speed/1000)); if (lowest_speed == highest_speed) { @@ -498,7 +495,7 @@ static void __init longhaul_setup_voltagescaling(void) maxvid.mV/1000, maxvid.mV%1000, minvid.mV/1000, minvid.mV%1000, numvscales); - + j = 0; while (longhaul_table[j].frequency != CPUFREQ_TABLE_END) { speed = longhaul_table[j].frequency; diff --git a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c index bec50170b75a..4786fedca6eb 100644 --- a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c +++ b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c @@ -51,7 +51,6 @@ enum { static int has_N44_O17_errata[NR_CPUS]; -static int has_N60_errata[NR_CPUS]; static unsigned int stock_freq; static struct cpufreq_driver p4clockmod_driver; static unsigned int cpufreq_p4_get(unsigned int cpu); @@ -224,12 +223,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy) case 0x0f12: has_N44_O17_errata[policy->cpu] = 1; dprintk("has errata -- disabling low frequencies\n"); - break; - - case 0x0f29: - has_N60_errata[policy->cpu] = 1; - dprintk("has errata -- disabling frequencies lower than 2ghz\n"); - break; } /* get max frequency */ @@ -241,8 +234,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy) for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) { if ((i<2) && (has_N44_O17_errata[policy->cpu])) p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; - else if (has_N60_errata[policy->cpu] && ((stock_freq * i)/8) < 2000000) - p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; else p4clockmod_table[i].frequency = (stock_freq * i)/8; } diff --git a/arch/i386/kernel/cpu/cyrix.c b/arch/i386/kernel/cpu/cyrix.c index abcff92f994c..c0c3b59de32c 100644 --- a/arch/i386/kernel/cpu/cyrix.c +++ b/arch/i386/kernel/cpu/cyrix.c @@ -173,7 +173,7 @@ static void __cpuinit geode_configure(void) ccr4 = getCx86(CX86_CCR4); ccr4 |= 0x38; /* FPU fast, DTE cache, Mem bypass */ - setCx86(CX86_CCR4, ccr4); + setCx86(CX86_CCR3, ccr3); set_cx86_memwb(); set_cx86_reorder(); diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index 2424cc9c7b3d..6a3875f81a0a 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -1227,26 +1227,32 @@ static u8 irq_vector[NR_IRQ_VECTORS] __read_mostly = { FIRST_DEVICE_VECTOR , 0 } static int __assign_irq_vector(int irq) { - static int current_vector = FIRST_DEVICE_VECTOR, offset = 0; - int vector; + static int current_vector = FIRST_DEVICE_VECTOR, current_offset = 0; + int vector, offset, i; BUG_ON((unsigned)irq >= NR_IRQ_VECTORS); if (irq_vector[irq] > 0) return irq_vector[irq]; - current_vector += 8; - if (current_vector == SYSCALL_VECTOR) - current_vector += 8; - - if (current_vector >= FIRST_SYSTEM_VECTOR) { - offset++; - if (!(offset % 8)) - return -ENOSPC; - current_vector = FIRST_DEVICE_VECTOR + offset; - } - vector = current_vector; + offset = current_offset; +next: + vector += 8; + if (vector >= FIRST_SYSTEM_VECTOR) { + offset = (offset + 1) % 8; + vector = FIRST_DEVICE_VECTOR + offset; + } + if (vector == current_vector) + return -ENOSPC; + if (vector == SYSCALL_VECTOR) + goto next; + for (i = 0; i < NR_IRQ_VECTORS; i++) + if (irq_vector[i] == vector) + goto next; + + current_vector = vector; + current_offset = offset; irq_vector[irq] = vector; return vector; diff --git a/arch/i386/kernel/mpparse.c b/arch/i386/kernel/mpparse.c index 49bff3596bff..4f5983c98669 100644 --- a/arch/i386/kernel/mpparse.c +++ b/arch/i386/kernel/mpparse.c @@ -1057,7 +1057,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) static int gsi_to_irq[MAX_GSI_NUM]; /* Don't set up the ACPI SCI because it's already set up */ - if (acpi_fadt.sci_int == gsi) + if (acpi_gbl_FADT.sci_interrupt == gsi) return gsi; ioapic = mp_find_ioapic(gsi); @@ -1114,7 +1114,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) /* * Don't assign IRQ used by ACPI SCI */ - if (gsi == acpi_fadt.sci_int) + if (gsi == acpi_gbl_FADT.sci_interrupt) gsi = pci_irq++; gsi_to_irq[irq] = gsi; } else { diff --git a/arch/i386/kernel/srat.c b/arch/i386/kernel/srat.c index f7e735c077c3..2a8713ec0f9a 100644 --- a/arch/i386/kernel/srat.c +++ b/arch/i386/kernel/srat.c @@ -62,19 +62,19 @@ extern void * boot_ioremap(unsigned long, unsigned long); /* Identify CPU proximity domains */ static void __init parse_cpu_affinity_structure(char *p) { - struct acpi_table_processor_affinity *cpu_affinity = - (struct acpi_table_processor_affinity *) p; + struct acpi_srat_cpu_affinity *cpu_affinity = + (struct acpi_srat_cpu_affinity *) p; - if (!cpu_affinity->flags.enabled) + if ((cpu_affinity->flags & ACPI_SRAT_CPU_ENABLED) == 0) return; /* empty entry */ /* mark this node as "seen" in node bitmap */ - BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain); + BMAP_SET(pxm_bitmap, cpu_affinity->proximity_domain_lo); - apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain; + apicid_to_pxm[cpu_affinity->apic_id] = cpu_affinity->proximity_domain_lo; printk("CPU 0x%02X in proximity domain 0x%02X\n", - cpu_affinity->apic_id, cpu_affinity->proximity_domain); + cpu_affinity->apic_id, cpu_affinity->proximity_domain_lo); } /* @@ -84,28 +84,27 @@ static void __init parse_cpu_affinity_structure(char *p) static void __init parse_memory_affinity_structure (char *sratp) { unsigned long long paddr, size; - unsigned long start_pfn, end_pfn; + unsigned long start_pfn, end_pfn; u8 pxm; struct node_memory_chunk_s *p, *q, *pend; - struct acpi_table_memory_affinity *memory_affinity = - (struct acpi_table_memory_affinity *) sratp; + struct acpi_srat_mem_affinity *memory_affinity = + (struct acpi_srat_mem_affinity *) sratp; - if (!memory_affinity->flags.enabled) + if ((memory_affinity->flags & ACPI_SRAT_MEM_ENABLED) == 0) return; /* empty entry */ + pxm = memory_affinity->proximity_domain & 0xff; + /* mark this node as "seen" in node bitmap */ - BMAP_SET(pxm_bitmap, memory_affinity->proximity_domain); + BMAP_SET(pxm_bitmap, pxm); /* calculate info for memory chunk structure */ - paddr = memory_affinity->base_addr_hi; - paddr = (paddr << 32) | memory_affinity->base_addr_lo; - size = memory_affinity->length_hi; - size = (size << 32) | memory_affinity->length_lo; - + paddr = memory_affinity->base_address; + size = memory_affinity->length; + start_pfn = paddr >> PAGE_SHIFT; end_pfn = (paddr + size) >> PAGE_SHIFT; - - pxm = memory_affinity->proximity_domain; + if (num_memory_chunks >= MAXCHUNKS) { printk("Too many mem chunks in SRAT. Ignoring %lld MBytes at %llx\n", @@ -132,8 +131,8 @@ static void __init parse_memory_affinity_structure (char *sratp) printk("Memory range 0x%lX to 0x%lX (type 0x%X) in proximity domain 0x%02X %s\n", start_pfn, end_pfn, memory_affinity->memory_type, - memory_affinity->proximity_domain, - (memory_affinity->flags.hot_pluggable ? + pxm, + ((memory_affinity->flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) ? "enabled and removable" : "enabled" ) ); } @@ -185,10 +184,10 @@ static int __init acpi20_parse_srat(struct acpi_table_srat *sratp) num_memory_chunks = 0; while (p < end) { switch (*p) { - case ACPI_SRAT_PROCESSOR_AFFINITY: + case ACPI_SRAT_TYPE_CPU_AFFINITY: parse_cpu_affinity_structure(p); break; - case ACPI_SRAT_MEMORY_AFFINITY: + case ACPI_SRAT_TYPE_MEMORY_AFFINITY: parse_memory_affinity_structure(p); break; default: @@ -262,31 +261,30 @@ out_fail: return 0; } +struct acpi_static_rsdt { + struct acpi_table_rsdt table; + u32 padding[7]; /* Allow for 7 more table entries */ +}; + int __init get_memcfg_from_srat(void) { struct acpi_table_header *header = NULL; struct acpi_table_rsdp *rsdp = NULL; struct acpi_table_rsdt *rsdt = NULL; - struct acpi_pointer *rsdp_address = NULL; - struct acpi_table_rsdt saved_rsdt; + acpi_native_uint rsdp_address = 0; + struct acpi_static_rsdt saved_rsdt; int tables = 0; int i = 0; - if (ACPI_FAILURE(acpi_find_root_pointer(ACPI_PHYSICAL_ADDRESSING, - rsdp_address))) { + rsdp_address = acpi_find_rsdp(); + if (!rsdp_address) { printk("%s: System description tables not found\n", __FUNCTION__); goto out_err; } - if (rsdp_address->pointer_type == ACPI_PHYSICAL_POINTER) { - printk("%s: assigning address to rsdp\n", __FUNCTION__); - rsdp = (struct acpi_table_rsdp *) - (u32)rsdp_address->pointer.physical; - } else { - printk("%s: rsdp_address is not a physical pointer\n", __FUNCTION__); - goto out_err; - } + printk("%s: assigning address to rsdp\n", __FUNCTION__); + rsdp = (struct acpi_table_rsdp *)(u32)rsdp_address; if (!rsdp) { printk("%s: Didn't find ACPI root!\n", __FUNCTION__); goto out_err; @@ -295,13 +293,13 @@ int __init get_memcfg_from_srat(void) printk(KERN_INFO "%.8s v%d [%.6s]\n", rsdp->signature, rsdp->revision, rsdp->oem_id); - if (strncmp(rsdp->signature, RSDP_SIG,strlen(RSDP_SIG))) { + if (strncmp(rsdp->signature, ACPI_SIG_RSDP,strlen(ACPI_SIG_RSDP))) { printk(KERN_WARNING "%s: RSDP table signature incorrect\n", __FUNCTION__); goto out_err; } rsdt = (struct acpi_table_rsdt *) - boot_ioremap(rsdp->rsdt_address, sizeof(struct acpi_table_rsdt)); + boot_ioremap(rsdp->rsdt_physical_address, sizeof(struct acpi_table_rsdt)); if (!rsdt) { printk(KERN_WARNING @@ -310,9 +308,9 @@ int __init get_memcfg_from_srat(void) goto out_err; } - header = & rsdt->header; + header = &rsdt->header; - if (strncmp(header->signature, RSDT_SIG, strlen(RSDT_SIG))) { + if (strncmp(header->signature, ACPI_SIG_RSDT, strlen(ACPI_SIG_RSDT))) { printk(KERN_WARNING "ACPI: RSDT signature incorrect\n"); goto out_err; } @@ -330,9 +328,9 @@ int __init get_memcfg_from_srat(void) memcpy(&saved_rsdt, rsdt, sizeof(saved_rsdt)); - if (saved_rsdt.header.length > sizeof(saved_rsdt)) { + if (saved_rsdt.table.header.length > sizeof(saved_rsdt)) { printk(KERN_WARNING "ACPI: Too big length in RSDT: %d\n", - saved_rsdt.header.length); + saved_rsdt.table.header.length); goto out_err; } @@ -341,15 +339,15 @@ int __init get_memcfg_from_srat(void) for (i = 0; i < tables; i++) { /* Map in header, then map in full table length. */ header = (struct acpi_table_header *) - boot_ioremap(saved_rsdt.entry[i], sizeof(struct acpi_table_header)); + boot_ioremap(saved_rsdt.table.table_offset_entry[i], sizeof(struct acpi_table_header)); if (!header) break; header = (struct acpi_table_header *) - boot_ioremap(saved_rsdt.entry[i], header->length); + boot_ioremap(saved_rsdt.table.table_offset_entry[i], header->length); if (!header) break; - if (strncmp((char *) &header->signature, "SRAT", 4)) + if (strncmp((char *) &header->signature, ACPI_SIG_SRAT, 4)) continue; /* we've found the srat table. don't need to look at any more tables */ diff --git a/arch/i386/mach-default/setup.c b/arch/i386/mach-default/setup.c index c511705c386c..cc2f519b2f7f 100644 --- a/arch/i386/mach-default/setup.c +++ b/arch/i386/mach-default/setup.c @@ -102,7 +102,7 @@ void __init time_init_hook(void) * along the MCA bus. Use this to hook into that chain if you will need * it. **/ -void __init mca_nmi_hook(void) +void mca_nmi_hook(void) { /* If I recall correctly, there's a whole bunch of other things that * we can do to check for NMI problems, but that's all I know about diff --git a/arch/i386/mach-es7000/es7000.h b/arch/i386/mach-es7000/es7000.h index 80566ca4a80a..c8d5aa132fa0 100644 --- a/arch/i386/mach-es7000/es7000.h +++ b/arch/i386/mach-es7000/es7000.h @@ -84,15 +84,6 @@ struct es7000_oem_table { }; #ifdef CONFIG_ACPI -struct acpi_table_sdt { - unsigned long pa; - unsigned long count; - struct { - unsigned long pa; - enum acpi_table_id id; - unsigned long size; - } entry[50]; -}; struct oem_table { struct acpi_table_header Header; diff --git a/arch/i386/mach-es7000/es7000plat.c b/arch/i386/mach-es7000/es7000plat.c index 3d0fc853516d..9be6ceabf042 100644 --- a/arch/i386/mach-es7000/es7000plat.c +++ b/arch/i386/mach-es7000/es7000plat.c @@ -160,51 +160,14 @@ parse_unisys_oem (char *oemptr) int __init find_unisys_acpi_oem_table(unsigned long *oem_addr) { - struct acpi_table_rsdp *rsdp = NULL; - unsigned long rsdp_phys = 0; - struct acpi_table_header *header = NULL; - int i; - struct acpi_table_sdt sdt; - - rsdp_phys = acpi_find_rsdp(); - rsdp = __va(rsdp_phys); - if (rsdp->rsdt_address) { - struct acpi_table_rsdt *mapped_rsdt = NULL; - sdt.pa = rsdp->rsdt_address; - - header = (struct acpi_table_header *) - __acpi_map_table(sdt.pa, sizeof(struct acpi_table_header)); - if (!header) - return -ENODEV; - - sdt.count = (header->length - sizeof(struct acpi_table_header)) >> 3; - mapped_rsdt = (struct acpi_table_rsdt *) - __acpi_map_table(sdt.pa, header->length); - if (!mapped_rsdt) - return -ENODEV; - - header = &mapped_rsdt->header; - - for (i = 0; i < sdt.count; i++) - sdt.entry[i].pa = (unsigned long) mapped_rsdt->entry[i]; - }; - for (i = 0; i < sdt.count; i++) { - - header = (struct acpi_table_header *) - __acpi_map_table(sdt.entry[i].pa, - sizeof(struct acpi_table_header)); - if (!header) - continue; - if (!strncmp((char *) &header->signature, "OEM1", 4)) { - if (!strncmp((char *) &header->oem_id, "UNISYS", 6)) { - void *addr; - struct oem_table *t; - acpi_table_print(header, sdt.entry[i].pa); - t = (struct oem_table *) __acpi_map_table(sdt.entry[i].pa, header->length); - addr = (void *) __acpi_map_table(t->OEMTableAddr, t->OEMTableSize); - *oem_addr = (unsigned long) addr; - return 0; - } + struct acpi_table_header *header = NULL; + int i = 0; + while (ACPI_SUCCESS(acpi_get_table("OEM1", i++, &header))) { + if (!memcmp((char *) &header->oem_id, "UNISYS", 6)) { + struct oem_table *t = (struct oem_table *)header; + *oem_addr = (unsigned long)__acpi_map_table(t->OEMTableAddr, + t->OEMTableSize); + return 0; } } return -1; diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c index e2616a266e13..5700220dcf5f 100644 --- a/arch/i386/pci/mmconfig.c +++ b/arch/i386/pci/mmconfig.c @@ -36,7 +36,7 @@ static DECLARE_BITMAP(fallback_slots, MAX_CHECK_BUS*32); static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn) { int cfg_num = -1; - struct acpi_table_mcfg_config *cfg; + struct acpi_mcfg_allocation *cfg; if (seg == 0 && bus < MAX_CHECK_BUS && test_bit(PCI_SLOT(devfn) + 32*bus, fallback_slots)) @@ -48,11 +48,11 @@ static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn) break; } cfg = &pci_mmcfg_config[cfg_num]; - if (cfg->pci_segment_group_number != seg) + if (cfg->pci_segment != seg) continue; if ((cfg->start_bus_number <= bus) && (cfg->end_bus_number >= bus)) - return cfg->base_address; + return cfg->address; } /* Handle more broken MCFG tables on Asus etc. @@ -60,9 +60,9 @@ static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn) this applies to all busses. */ cfg = &pci_mmcfg_config[0]; if (pci_mmcfg_config_num == 1 && - cfg->pci_segment_group_number == 0 && + cfg->pci_segment == 0 && (cfg->start_bus_number | cfg->end_bus_number) == 0) - return cfg->base_address; + return cfg->address; /* Fall back to type 0 */ return 0; @@ -125,7 +125,7 @@ static int pci_mmcfg_write(unsigned int seg, unsigned int bus, unsigned long flags; u32 base; - if ((bus > 255) || (devfn > 255) || (reg > 4095)) + if ((bus > 255) || (devfn > 255) || (reg > 4095)) return -EINVAL; base = get_base_addr(seg, bus, devfn); @@ -199,19 +199,19 @@ void __init pci_mmcfg_init(int type) if ((pci_probe & PCI_PROBE_MMCONF) == 0) return; - acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg); + acpi_table_parse(ACPI_SIG_MCFG, acpi_parse_mcfg); if ((pci_mmcfg_config_num == 0) || (pci_mmcfg_config == NULL) || - (pci_mmcfg_config[0].base_address == 0)) + (pci_mmcfg_config[0].address == 0)) return; /* Only do this check when type 1 works. If it doesn't work assume we run on a Mac and always use MCFG */ - if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].base_address, - pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN, + if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].address, + pci_mmcfg_config[0].address + MMCONFIG_APER_MIN, E820_RESERVED)) { - printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n", - pci_mmcfg_config[0].base_address); + printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %lx is not E820-reserved\n", + (unsigned long)pci_mmcfg_config[0].address); printk(KERN_ERR "PCI: Not using MMCONFIG.\n"); return; } diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index ef2fe474f107..a99b0cc92881 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -55,7 +55,7 @@ #define BAD_MADT_ENTRY(entry, end) ( \ (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ - ((acpi_table_entry_header *)entry)->length < sizeof(*entry)) + ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) #define PREFIX "ACPI: " @@ -67,16 +67,11 @@ EXPORT_SYMBOL(pm_power_off); unsigned int acpi_cpei_override; unsigned int acpi_cpei_phys_cpuid; -#define MAX_SAPICS 256 -u16 ia64_acpiid_to_sapicid[MAX_SAPICS] = {[0 ... MAX_SAPICS - 1] = -1 }; - -EXPORT_SYMBOL(ia64_acpiid_to_sapicid); - const char *acpi_get_sysname(void) { #ifdef CONFIG_IA64_GENERIC unsigned long rsdp_phys; - struct acpi20_table_rsdp *rsdp; + struct acpi_table_rsdp *rsdp; struct acpi_table_xsdt *xsdt; struct acpi_table_header *hdr; @@ -87,16 +82,16 @@ const char *acpi_get_sysname(void) return "dig"; } - rsdp = (struct acpi20_table_rsdp *)__va(rsdp_phys); - if (strncmp(rsdp->signature, RSDP_SIG, sizeof(RSDP_SIG) - 1)) { + rsdp = (struct acpi_table_rsdp *)__va(rsdp_phys); + if (strncmp(rsdp->signature, ACPI_SIG_RSDP, sizeof(ACPI_SIG_RSDP) - 1)) { printk(KERN_ERR "ACPI 2.0 RSDP signature incorrect, default to \"dig\"\n"); return "dig"; } - xsdt = (struct acpi_table_xsdt *)__va(rsdp->xsdt_address); + xsdt = (struct acpi_table_xsdt *)__va(rsdp->xsdt_physical_address); hdr = &xsdt->header; - if (strncmp(hdr->signature, XSDT_SIG, sizeof(XSDT_SIG) - 1)) { + if (strncmp(hdr->signature, ACPI_SIG_XSDT, sizeof(ACPI_SIG_XSDT) - 1)) { printk(KERN_ERR "ACPI 2.0 XSDT signature incorrect, default to \"dig\"\n"); return "dig"; @@ -169,12 +164,12 @@ struct acpi_table_madt *acpi_madt __initdata; static u8 has_8259; static int __init -acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header, +acpi_parse_lapic_addr_ovr(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_lapic_addr_ovr *lapic; + struct acpi_madt_local_apic_override *lapic; - lapic = (struct acpi_table_lapic_addr_ovr *)header; + lapic = (struct acpi_madt_local_apic_override *)header; if (BAD_MADT_ENTRY(lapic, end)) return -EINVAL; @@ -187,22 +182,19 @@ acpi_parse_lapic_addr_ovr(acpi_table_entry_header * header, } static int __init -acpi_parse_lsapic(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_lsapic(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_lsapic *lsapic; + struct acpi_madt_local_sapic *lsapic; - lsapic = (struct acpi_table_lsapic *)header; + lsapic = (struct acpi_madt_local_sapic *)header; - if (BAD_MADT_ENTRY(lsapic, end)) - return -EINVAL; + /*Skip BAD_MADT_ENTRY check, as lsapic size could vary */ - if (lsapic->flags.enabled) { + if (lsapic->lapic_flags & ACPI_MADT_ENABLED) { #ifdef CONFIG_SMP smp_boot_data.cpu_phys_id[available_cpus] = (lsapic->id << 8) | lsapic->eid; #endif - ia64_acpiid_to_sapicid[lsapic->acpi_id] = - (lsapic->id << 8) | lsapic->eid; ++available_cpus; } @@ -211,11 +203,11 @@ acpi_parse_lsapic(acpi_table_entry_header * header, const unsigned long end) } static int __init -acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_lapic_nmi(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_lapic_nmi *lacpi_nmi; + struct acpi_madt_local_apic_nmi *lacpi_nmi; - lacpi_nmi = (struct acpi_table_lapic_nmi *)header; + lacpi_nmi = (struct acpi_madt_local_apic_nmi *)header; if (BAD_MADT_ENTRY(lacpi_nmi, end)) return -EINVAL; @@ -225,11 +217,11 @@ acpi_parse_lapic_nmi(acpi_table_entry_header * header, const unsigned long end) } static int __init -acpi_parse_iosapic(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_iosapic(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_iosapic *iosapic; + struct acpi_madt_io_sapic *iosapic; - iosapic = (struct acpi_table_iosapic *)header; + iosapic = (struct acpi_madt_io_sapic *)header; if (BAD_MADT_ENTRY(iosapic, end)) return -EINVAL; @@ -240,13 +232,13 @@ acpi_parse_iosapic(acpi_table_entry_header * header, const unsigned long end) static unsigned int __initdata acpi_madt_rev; static int __init -acpi_parse_plat_int_src(acpi_table_entry_header * header, +acpi_parse_plat_int_src(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_plat_int_src *plintsrc; + struct acpi_madt_interrupt_source *plintsrc; int vector; - plintsrc = (struct acpi_table_plat_int_src *)header; + plintsrc = (struct acpi_madt_interrupt_source *)header; if (BAD_MADT_ENTRY(plintsrc, end)) return -EINVAL; @@ -257,19 +249,19 @@ acpi_parse_plat_int_src(acpi_table_entry_header * header, */ vector = iosapic_register_platform_intr(plintsrc->type, plintsrc->global_irq, - plintsrc->iosapic_vector, + plintsrc->io_sapic_vector, plintsrc->eid, plintsrc->id, - (plintsrc->flags.polarity == - 1) ? IOSAPIC_POL_HIGH : - IOSAPIC_POL_LOW, - (plintsrc->flags.trigger == - 1) ? IOSAPIC_EDGE : - IOSAPIC_LEVEL); + ((plintsrc->inti_flags & ACPI_MADT_POLARITY_MASK) == + ACPI_MADT_POLARITY_ACTIVE_HIGH) ? + IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, + ((plintsrc->inti_flags & ACPI_MADT_TRIGGER_MASK) == + ACPI_MADT_TRIGGER_EDGE) ? + IOSAPIC_EDGE : IOSAPIC_LEVEL); platform_intr_list[plintsrc->type] = vector; if (acpi_madt_rev > 1) { - acpi_cpei_override = plintsrc->plint_flags.cpei_override_flag; + acpi_cpei_override = plintsrc->flags & ACPI_MADT_CPEI_OVERRIDE; } /* @@ -324,30 +316,32 @@ unsigned int get_cpei_target_cpu(void) } static int __init -acpi_parse_int_src_ovr(acpi_table_entry_header * header, +acpi_parse_int_src_ovr(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_int_src_ovr *p; + struct acpi_madt_interrupt_override *p; - p = (struct acpi_table_int_src_ovr *)header; + p = (struct acpi_madt_interrupt_override *)header; if (BAD_MADT_ENTRY(p, end)) return -EINVAL; - iosapic_override_isa_irq(p->bus_irq, p->global_irq, - (p->flags.polarity == - 1) ? IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, - (p->flags.trigger == - 1) ? IOSAPIC_EDGE : IOSAPIC_LEVEL); + iosapic_override_isa_irq(p->source_irq, p->global_irq, + ((p->inti_flags & ACPI_MADT_POLARITY_MASK) == + ACPI_MADT_POLARITY_ACTIVE_HIGH) ? + IOSAPIC_POL_HIGH : IOSAPIC_POL_LOW, + ((p->inti_flags & ACPI_MADT_TRIGGER_MASK) == + ACPI_MADT_TRIGGER_EDGE) ? + IOSAPIC_EDGE : IOSAPIC_LEVEL); return 0; } static int __init -acpi_parse_nmi_src(acpi_table_entry_header * header, const unsigned long end) +acpi_parse_nmi_src(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_nmi_src *nmi_src; + struct acpi_madt_nmi_source *nmi_src; - nmi_src = (struct acpi_table_nmi_src *)header; + nmi_src = (struct acpi_madt_nmi_source *)header; if (BAD_MADT_ENTRY(nmi_src, end)) return -EINVAL; @@ -371,12 +365,12 @@ static void __init acpi_madt_oem_check(char *oem_id, char *oem_table_id) } } -static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_madt(struct acpi_table_header *table) { - if (!phys_addr || !size) + if (!table) return -EINVAL; - acpi_madt = (struct acpi_table_madt *)__va(phys_addr); + acpi_madt = (struct acpi_table_madt *)table; acpi_madt_rev = acpi_madt->header.revision; @@ -384,14 +378,14 @@ static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size) #ifdef CONFIG_ITANIUM has_8259 = 1; /* Firmware on old Itanium systems is broken */ #else - has_8259 = acpi_madt->flags.pcat_compat; + has_8259 = acpi_madt->flags & ACPI_MADT_PCAT_COMPAT; #endif iosapic_system_init(has_8259); /* Get base address of IPI Message Block */ - if (acpi_madt->lapic_address) - ipi_base_addr = ioremap(acpi_madt->lapic_address, 0); + if (acpi_madt->address) + ipi_base_addr = ioremap(acpi_madt->address, 0); printk(KERN_INFO PREFIX "Local APIC address %p\n", ipi_base_addr); @@ -413,23 +407,24 @@ static u32 __devinitdata pxm_flag[PXM_FLAG_LEN]; #define pxm_bit_test(bit) (test_bit(bit,(void *)pxm_flag)) static struct acpi_table_slit __initdata *slit_table; -static int get_processor_proximity_domain(struct acpi_table_processor_affinity *pa) +static int get_processor_proximity_domain(struct acpi_srat_cpu_affinity *pa) { int pxm; - pxm = pa->proximity_domain; + pxm = pa->proximity_domain_lo; if (ia64_platform_is("sn2")) - pxm += pa->reserved[0] << 8; + pxm += pa->proximity_domain_hi[0] << 8; return pxm; } -static int get_memory_proximity_domain(struct acpi_table_memory_affinity *ma) +static int get_memory_proximity_domain(struct acpi_srat_mem_affinity *ma) { int pxm; pxm = ma->proximity_domain; - if (ia64_platform_is("sn2")) - pxm += ma->reserved1[0] << 8; + if (!ia64_platform_is("sn2")) + pxm &= 0xff; + return pxm; } @@ -442,7 +437,7 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit) u32 len; len = sizeof(struct acpi_table_header) + 8 - + slit->localities * slit->localities; + + slit->locality_count * slit->locality_count; if (slit->header.length != len) { printk(KERN_ERR "ACPI 2.0 SLIT: size mismatch: %d expected, %d actual\n", @@ -454,11 +449,11 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit) } void __init -acpi_numa_processor_affinity_init(struct acpi_table_processor_affinity *pa) +acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { int pxm; - if (!pa->flags.enabled) + if (!(pa->flags & ACPI_SRAT_CPU_ENABLED)) return; pxm = get_processor_proximity_domain(pa); @@ -467,14 +462,14 @@ acpi_numa_processor_affinity_init(struct acpi_table_processor_affinity *pa) pxm_bit_set(pxm); node_cpuid[srat_num_cpus].phys_id = - (pa->apic_id << 8) | (pa->lsapic_eid); + (pa->apic_id << 8) | (pa->local_sapic_eid); /* nid should be overridden as logical node id later */ node_cpuid[srat_num_cpus].nid = pxm; srat_num_cpus++; } void __init -acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma) +acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma) { unsigned long paddr, size; int pxm; @@ -483,13 +478,11 @@ acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma) pxm = get_memory_proximity_domain(ma); /* fill node memory chunk structure */ - paddr = ma->base_addr_hi; - paddr = (paddr << 32) | ma->base_addr_lo; - size = ma->length_hi; - size = (size << 32) | ma->length_lo; + paddr = ma->base_address; + size = ma->length; /* Ignore disabled entries */ - if (!ma->flags.enabled) + if (!(ma->flags & ACPI_SRAT_MEM_ENABLED)) return; /* record this node in proximity bitmap */ @@ -560,16 +553,16 @@ void __init acpi_numa_arch_fixup(void) if (!slit_table) return; memset(numa_slit, -1, sizeof(numa_slit)); - for (i = 0; i < slit_table->localities; i++) { + for (i = 0; i < slit_table->locality_count; i++) { if (!pxm_bit_test(i)) continue; node_from = pxm_to_node(i); - for (j = 0; j < slit_table->localities; j++) { + for (j = 0; j < slit_table->locality_count; j++) { if (!pxm_bit_test(j)) continue; node_to = pxm_to_node(j); node_distance(node_from, node_to) = - slit_table->entry[i * slit_table->localities + j]; + slit_table->entry[i * slit_table->locality_count + j]; } } @@ -614,21 +607,21 @@ void acpi_unregister_gsi(u32 gsi) EXPORT_SYMBOL(acpi_unregister_gsi); -static int __init acpi_parse_fadt(unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_fadt(struct acpi_table_header *table) { struct acpi_table_header *fadt_header; - struct fadt_descriptor *fadt; + struct acpi_table_fadt *fadt; - if (!phys_addr || !size) + if (!table) return -EINVAL; - fadt_header = (struct acpi_table_header *)__va(phys_addr); + fadt_header = (struct acpi_table_header *)table; if (fadt_header->revision != 3) return -ENODEV; /* Only deal with ACPI 2.0 FADT */ - fadt = (struct fadt_descriptor *)fadt_header; + fadt = (struct acpi_table_fadt *)fadt_header; - acpi_register_gsi(fadt->sci_int, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW); + acpi_register_gsi(fadt->sci_interrupt, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW); return 0; } @@ -655,7 +648,7 @@ int __init acpi_boot_init(void) * information -- the successor to MPS tables. */ - if (acpi_table_parse(ACPI_APIC, acpi_parse_madt) < 1) { + if (acpi_table_parse(ACPI_SIG_MADT, acpi_parse_madt) < 1) { printk(KERN_ERR PREFIX "Can't find MADT\n"); goto skip_madt; } @@ -663,40 +656,40 @@ int __init acpi_boot_init(void) /* Local APIC */ if (acpi_table_parse_madt - (ACPI_MADT_LAPIC_ADDR_OVR, acpi_parse_lapic_addr_ovr, 0) < 0) + (ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE, acpi_parse_lapic_addr_ovr, 0) < 0) printk(KERN_ERR PREFIX "Error parsing LAPIC address override entry\n"); - if (acpi_table_parse_madt(ACPI_MADT_LSAPIC, acpi_parse_lsapic, NR_CPUS) + if (acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_SAPIC, acpi_parse_lsapic, NR_CPUS) < 1) printk(KERN_ERR PREFIX "Error parsing MADT - no LAPIC entries\n"); - if (acpi_table_parse_madt(ACPI_MADT_LAPIC_NMI, acpi_parse_lapic_nmi, 0) + if (acpi_table_parse_madt(ACPI_MADT_TYPE_LOCAL_APIC_NMI, acpi_parse_lapic_nmi, 0) < 0) printk(KERN_ERR PREFIX "Error parsing LAPIC NMI entry\n"); /* I/O APIC */ if (acpi_table_parse_madt - (ACPI_MADT_IOSAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1) + (ACPI_MADT_TYPE_IO_SAPIC, acpi_parse_iosapic, NR_IOSAPICS) < 1) printk(KERN_ERR PREFIX "Error parsing MADT - no IOSAPIC entries\n"); /* System-Level Interrupt Routing */ if (acpi_table_parse_madt - (ACPI_MADT_PLAT_INT_SRC, acpi_parse_plat_int_src, + (ACPI_MADT_TYPE_INTERRUPT_SOURCE, acpi_parse_plat_int_src, ACPI_MAX_PLATFORM_INTERRUPTS) < 0) printk(KERN_ERR PREFIX "Error parsing platform interrupt source entry\n"); if (acpi_table_parse_madt - (ACPI_MADT_INT_SRC_OVR, acpi_parse_int_src_ovr, 0) < 0) + (ACPI_MADT_TYPE_INTERRUPT_OVERRIDE, acpi_parse_int_src_ovr, 0) < 0) printk(KERN_ERR PREFIX "Error parsing interrupt source overrides entry\n"); - if (acpi_table_parse_madt(ACPI_MADT_NMI_SRC, acpi_parse_nmi_src, 0) < 0) + if (acpi_table_parse_madt(ACPI_MADT_TYPE_NMI_SOURCE, acpi_parse_nmi_src, 0) < 0) printk(KERN_ERR PREFIX "Error parsing NMI SRC entry\n"); skip_madt: @@ -706,7 +699,7 @@ int __init acpi_boot_init(void) * gets interrupts such as power and sleep buttons. If it's not * on a Legacy interrupt, it needs to be setup. */ - if (acpi_table_parse(ACPI_FADT, acpi_parse_fadt) < 1) + if (acpi_table_parse(ACPI_SIG_FADT, acpi_parse_fadt) < 1) printk(KERN_ERR PREFIX "Can't find FADT\n"); #ifdef CONFIG_SMP @@ -839,7 +832,7 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *obj; - struct acpi_table_lsapic *lsapic; + struct acpi_madt_local_sapic *lsapic; cpumask_t tmp_map; long physid; int cpu; @@ -851,16 +844,16 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu) return -EINVAL; obj = buffer.pointer; - if (obj->type != ACPI_TYPE_BUFFER || - obj->buffer.length < sizeof(*lsapic)) { + if (obj->type != ACPI_TYPE_BUFFER) + { kfree(buffer.pointer); return -EINVAL; } - lsapic = (struct acpi_table_lsapic *)obj->buffer.pointer; + lsapic = (struct acpi_madt_local_sapic *)obj->buffer.pointer; - if ((lsapic->header.type != ACPI_MADT_LSAPIC) || - (!lsapic->flags.enabled)) { + if ((lsapic->header.type != ACPI_MADT_TYPE_LOCAL_SAPIC) || + (!lsapic->lapic_flags & ACPI_MADT_ENABLED)) { kfree(buffer.pointer); return -EINVAL; } @@ -880,7 +873,6 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu) cpu_set(cpu, cpu_present_map); ia64_cpu_to_sapicid[cpu] = physid; - ia64_acpiid_to_sapicid[lsapic->acpi_id] = ia64_cpu_to_sapicid[cpu]; *pcpu = cpu; return (0); @@ -890,14 +882,6 @@ EXPORT_SYMBOL(acpi_map_lsapic); int acpi_unmap_lsapic(int cpu) { - int i; - - for (i = 0; i < MAX_SAPICS; i++) { - if (ia64_acpiid_to_sapicid[i] == ia64_cpu_to_sapicid[cpu]) { - ia64_acpiid_to_sapicid[i] = -1; - break; - } - } ia64_cpu_to_sapicid[cpu] = -1; cpu_clear(cpu, cpu_present_map); @@ -917,7 +901,7 @@ acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *obj; - struct acpi_table_iosapic *iosapic; + struct acpi_madt_io_sapic *iosapic; unsigned int gsi_base; int pxm, node; @@ -935,9 +919,9 @@ acpi_map_iosapic(acpi_handle handle, u32 depth, void *context, void **ret) return AE_OK; } - iosapic = (struct acpi_table_iosapic *)obj->buffer.pointer; + iosapic = (struct acpi_madt_io_sapic *)obj->buffer.pointer; - if (iosapic->header.type != ACPI_MADT_IOSAPIC) { + if (iosapic->header.type != ACPI_MADT_TYPE_IO_SAPIC) { kfree(buffer.pointer); return AE_OK; } diff --git a/arch/ia64/sn/kernel/io_acpi_init.c b/arch/ia64/sn/kernel/io_acpi_init.c index cb96b4ea7df6..8c331ca6e5c9 100644 --- a/arch/ia64/sn/kernel/io_acpi_init.c +++ b/arch/ia64/sn/kernel/io_acpi_init.c @@ -13,6 +13,7 @@ #include <asm/sn/sn_sal.h> #include "xtalk/hubdev.h" #include <linux/acpi.h> +#include <acpi/acnamesp.h> /* @@ -31,6 +32,12 @@ struct acpi_vendor_uuid sn_uuid = { 0xa2, 0x7c, 0x08, 0x00, 0x69, 0x13, 0xea, 0x51 }, }; +struct sn_pcidev_match { + u8 bus; + unsigned int devfn; + acpi_handle handle; +}; + /* * Perform the early IO init in PROM. */ @@ -119,9 +126,11 @@ sn_get_bussoft_ptr(struct pci_bus *bus) status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, &sn_uuid, &buffer); if (ACPI_FAILURE(status)) { - printk(KERN_ERR "get_acpi_pcibus_ptr: " - "get_acpi_bussoft_info() failed: %d\n", - status); + printk(KERN_ERR "%s: " + "acpi_get_vendor_resource() failed (0x%x) for: ", + __FUNCTION__, status); + acpi_ns_print_node_pathname(handle, NULL); + printk("\n"); return NULL; } resource = buffer.pointer; @@ -130,8 +139,8 @@ sn_get_bussoft_ptr(struct pci_bus *bus) if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != sizeof(struct pcibus_bussoft *)) { printk(KERN_ERR - "get_acpi_bussoft_ptr: Invalid vendor data " - "length %d\n", vendor->byte_length); + "%s: Invalid vendor data length %d\n", + __FUNCTION__, vendor->byte_length); kfree(buffer.pointer); return NULL; } @@ -143,34 +152,254 @@ sn_get_bussoft_ptr(struct pci_bus *bus) } /* - * sn_acpi_bus_fixup + * sn_extract_device_info - Extract the pcidev_info and the sn_irq_info + * pointers from the vendor resource using the + * provided acpi handle, and copy the structures + * into the argument buffers. */ -void -sn_acpi_bus_fixup(struct pci_bus *bus) +static int +sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info, + struct sn_irq_info **sn_irq_info) { - struct pci_dev *pci_dev = NULL; - struct pcibus_bussoft *prom_bussoft_ptr; - extern void sn_common_bus_fixup(struct pci_bus *, - struct pcibus_bussoft *); + u64 addr; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct sn_irq_info *irq_info, *irq_info_prom; + struct pcidev_info *pcidev_ptr, *pcidev_prom_ptr; + struct acpi_resource *resource; + int ret = 0; + acpi_status status; + struct acpi_resource_vendor_typed *vendor; - if (!bus->parent) { /* If root bus */ - prom_bussoft_ptr = sn_get_bussoft_ptr(bus); - if (prom_bussoft_ptr == NULL) { + /* + * The pointer to this device's pcidev_info structure in + * the PROM, is in the vendor resource. + */ + status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS, + &sn_uuid, &buffer); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR + "%s: acpi_get_vendor_resource() failed (0x%x) for: ", + __FUNCTION__, status); + acpi_ns_print_node_pathname(handle, NULL); + printk("\n"); + return 1; + } + + resource = buffer.pointer; + vendor = &resource->data.vendor_typed; + if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) != + sizeof(struct pci_devdev_info *)) { + printk(KERN_ERR + "%s: Invalid vendor data length: %d for: ", + __FUNCTION__, vendor->byte_length); + acpi_ns_print_node_pathname(handle, NULL); + printk("\n"); + ret = 1; + goto exit; + } + + pcidev_ptr = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL); + if (!pcidev_ptr) + panic("%s: Unable to alloc memory for pcidev_info", __FUNCTION__); + + memcpy(&addr, vendor->byte_data, sizeof(struct pcidev_info *)); + pcidev_prom_ptr = __va(addr); + memcpy(pcidev_ptr, pcidev_prom_ptr, sizeof(struct pcidev_info)); + + /* Get the IRQ info */ + irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL); + if (!irq_info) + panic("%s: Unable to alloc memory for sn_irq_info", __FUNCTION__); + + if (pcidev_ptr->pdi_sn_irq_info) { + irq_info_prom = __va(pcidev_ptr->pdi_sn_irq_info); + memcpy(irq_info, irq_info_prom, sizeof(struct sn_irq_info)); + } + + *pcidev_info = pcidev_ptr; + *sn_irq_info = irq_info; + +exit: + kfree(buffer.pointer); + return ret; +} + +static unsigned int +get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle) +{ + unsigned long adr; + acpi_handle child; + unsigned int devfn; + int function; + acpi_handle parent; + int slot; + acpi_status status; + + /* + * Do an upward search to find the root bus device, and + * obtain the host devfn from the previous child device. + */ + child = device_handle; + while (child) { + status = acpi_get_parent(child, &parent); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR "%s: acpi_get_parent() failed " + "(0x%x) for: ", __FUNCTION__, status); + acpi_ns_print_node_pathname(child, NULL); + printk("\n"); + panic("%s: Unable to find host devfn\n", __FUNCTION__); + } + if (parent == rootbus_handle) + break; + child = parent; + } + if (!child) { + printk(KERN_ERR "%s: Unable to find root bus for: ", + __FUNCTION__); + acpi_ns_print_node_pathname(device_handle, NULL); + printk("\n"); + BUG(); + } + + status = acpi_evaluate_integer(child, METHOD_NAME__ADR, NULL, &adr); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR "%s: Unable to get _ADR (0x%x) for: ", + __FUNCTION__, status); + acpi_ns_print_node_pathname(child, NULL); + printk("\n"); + panic("%s: Unable to find host devfn\n", __FUNCTION__); + } + + slot = (adr >> 16) & 0xffff; + function = adr & 0xffff; + devfn = PCI_DEVFN(slot, function); + return devfn; +} + +/* + * find_matching_device - Callback routine to find the ACPI device + * that matches up with our pci_dev device. + * Matching is done on bus number and devfn. + * To find the bus number for a particular + * ACPI device, we must look at the _BBN method + * of its parent. + */ +static acpi_status +find_matching_device(acpi_handle handle, u32 lvl, void *context, void **rv) +{ + unsigned long bbn = -1; + unsigned long adr; + acpi_handle parent = NULL; + acpi_status status; + unsigned int devfn; + int function; + int slot; + struct sn_pcidev_match *info = context; + + status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, + &adr); + if (ACPI_SUCCESS(status)) { + status = acpi_get_parent(handle, &parent); + if (ACPI_FAILURE(status)) { printk(KERN_ERR - "sn_pci_fixup_bus: 0x%04x:0x%02x Unable to " - "obtain prom_bussoft_ptr\n", - pci_domain_nr(bus), bus->number); - return; + "%s: acpi_get_parent() failed (0x%x) for: ", + __FUNCTION__, status); + acpi_ns_print_node_pathname(handle, NULL); + printk("\n"); + return AE_OK; + } + status = acpi_evaluate_integer(parent, METHOD_NAME__BBN, + NULL, &bbn); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR + "%s: Failed to find _BBN in parent of: ", + __FUNCTION__); + acpi_ns_print_node_pathname(handle, NULL); + printk("\n"); + return AE_OK; + } + + slot = (adr >> 16) & 0xffff; + function = adr & 0xffff; + devfn = PCI_DEVFN(slot, function); + if ((info->devfn == devfn) && (info->bus == bbn)) { + /* We have a match! */ + info->handle = handle; + return 1; } - sn_common_bus_fixup(bus, prom_bussoft_ptr); } - list_for_each_entry(pci_dev, &bus->devices, bus_list) { - sn_pci_fixup_slot(pci_dev); + return AE_OK; +} + +/* + * sn_acpi_get_pcidev_info - Search ACPI namespace for the acpi + * device matching the specified pci_dev, + * and return the pcidev info and irq info. + */ +int +sn_acpi_get_pcidev_info(struct pci_dev *dev, struct pcidev_info **pcidev_info, + struct sn_irq_info **sn_irq_info) +{ + unsigned int host_devfn; + struct sn_pcidev_match pcidev_match; + acpi_handle rootbus_handle; + unsigned long segment; + acpi_status status; + + rootbus_handle = PCI_CONTROLLER(dev)->acpi_handle; + status = acpi_evaluate_integer(rootbus_handle, METHOD_NAME__SEG, NULL, + &segment); + if (ACPI_SUCCESS(status)) { + if (segment != pci_domain_nr(dev)) { + printk(KERN_ERR + "%s: Segment number mismatch, 0x%lx vs 0x%x for: ", + __FUNCTION__, segment, pci_domain_nr(dev)); + acpi_ns_print_node_pathname(rootbus_handle, NULL); + printk("\n"); + return 1; + } + } else { + printk(KERN_ERR "%s: Unable to get __SEG from: ", + __FUNCTION__); + acpi_ns_print_node_pathname(rootbus_handle, NULL); + printk("\n"); + return 1; + } + + /* + * We want to search all devices in this segment/domain + * of the ACPI namespace for the matching ACPI device, + * which holds the pcidev_info pointer in its vendor resource. + */ + pcidev_match.bus = dev->bus->number; + pcidev_match.devfn = dev->devfn; + pcidev_match.handle = NULL; + + acpi_walk_namespace(ACPI_TYPE_DEVICE, rootbus_handle, ACPI_UINT32_MAX, + find_matching_device, &pcidev_match, NULL); + + if (!pcidev_match.handle) { + printk(KERN_ERR + "%s: Could not find matching ACPI device for %s.\n", + __FUNCTION__, pci_name(dev)); + return 1; } + + if (sn_extract_device_info(pcidev_match.handle, pcidev_info, sn_irq_info)) + return 1; + + /* Build up the pcidev_info.pdi_slot_host_handle */ + host_devfn = get_host_devfn(pcidev_match.handle, rootbus_handle); + (*pcidev_info)->pdi_slot_host_handle = + ((unsigned long) pci_domain_nr(dev) << 40) | + /* bus == 0 */ + host_devfn; + return 0; } /* - * sn_acpi_slot_fixup - Perform any SN specific slot fixup. + * sn_acpi_slot_fixup - Obtain the pcidev_info and sn_irq_info. + * Perform any SN specific slot fixup. * At present there does not appear to be * any generic way to handle a ROM image * that has been shadowed by the PROM, so @@ -179,11 +408,18 @@ sn_acpi_bus_fixup(struct pci_bus *bus) */ void -sn_acpi_slot_fixup(struct pci_dev *dev, struct pcidev_info *pcidev_info) +sn_acpi_slot_fixup(struct pci_dev *dev) { void __iomem *addr; + struct pcidev_info *pcidev_info = NULL; + struct sn_irq_info *sn_irq_info = NULL; size_t size; + if (sn_acpi_get_pcidev_info(dev, &pcidev_info, &sn_irq_info)) { + panic("%s: Failure obtaining pcidev_info for %s\n", + __FUNCTION__, pci_name(dev)); + } + if (pcidev_info->pdi_pio_mapped_addr[PCI_ROM_RESOURCE]) { /* * A valid ROM image exists and has been shadowed by the @@ -200,8 +436,11 @@ sn_acpi_slot_fixup(struct pci_dev *dev, struct pcidev_info *pcidev_info) (unsigned long) addr + size; dev->resource[PCI_ROM_RESOURCE].flags |= IORESOURCE_ROM_BIOS_COPY; } + sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info); } +EXPORT_SYMBOL(sn_acpi_slot_fixup); + static struct acpi_driver acpi_sn_hubdev_driver = { .name = "SGI HUBDEV Driver", .ids = "SGIHUB,SGITIO", @@ -212,6 +451,33 @@ static struct acpi_driver acpi_sn_hubdev_driver = { /* + * sn_acpi_bus_fixup - Perform SN specific setup of software structs + * (pcibus_bussoft, pcidev_info) and hardware + * registers, for the specified bus and devices under it. + */ +void +sn_acpi_bus_fixup(struct pci_bus *bus) +{ + struct pci_dev *pci_dev = NULL; + struct pcibus_bussoft *prom_bussoft_ptr; + + if (!bus->parent) { /* If root bus */ + prom_bussoft_ptr = sn_get_bussoft_ptr(bus); + if (prom_bussoft_ptr == NULL) { + printk(KERN_ERR + "%s: 0x%04x:0x%02x Unable to " + "obtain prom_bussoft_ptr\n", + __FUNCTION__, pci_domain_nr(bus), bus->number); + return; + } + sn_common_bus_fixup(bus, prom_bussoft_ptr); + } + list_for_each_entry(pci_dev, &bus->devices, bus_list) { + sn_acpi_slot_fixup(pci_dev); + } +} + +/* * sn_io_acpi_init - PROM has ACPI support for IO, defining at a minimum the * nodes and root buses in the DSDT. As a result, bus scanning * will be initiated by the Linux ACPI code. diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c index d4dd8f4b6b8d..d48bcd83253c 100644 --- a/arch/ia64/sn/kernel/io_common.c +++ b/arch/ia64/sn/kernel/io_common.c @@ -26,14 +26,10 @@ #include <linux/acpi.h> #include <asm/sn/sn2/sn_hwperf.h> #include <asm/sn/acpi.h> +#include "acpi/acglobal.h" extern void sn_init_cpei_timer(void); extern void register_sn_procfs(void); -extern void sn_acpi_bus_fixup(struct pci_bus *); -extern void sn_bus_fixup(struct pci_bus *); -extern void sn_acpi_slot_fixup(struct pci_dev *, struct pcidev_info *); -extern void sn_more_slot_fixup(struct pci_dev *, struct pcidev_info *); -extern void sn_legacy_pci_window_fixup(struct pci_controller *, u64, u64); extern void sn_io_acpi_init(void); extern void sn_io_init(void); @@ -48,6 +44,9 @@ struct sysdata_el { int sn_ioif_inited; /* SN I/O infrastructure initialized? */ +int sn_acpi_rev; /* SN ACPI revision */ +EXPORT_SYMBOL_GPL(sn_acpi_rev); + struct sn_pcibus_provider *sn_pci_provider[PCIIO_ASIC_MAX_TYPES]; /* indexed by asic type */ /* @@ -99,25 +98,6 @@ sal_get_device_dmaflush_list(u64 nasid, u64 widget_num, u64 device_num, } /* - * Retrieve the pci device information given the bus and device|function number. - */ -static inline u64 -sal_get_pcidev_info(u64 segment, u64 bus_number, u64 devfn, u64 pci_dev, - u64 sn_irq_info) -{ - struct ia64_sal_retval ret_stuff; - ret_stuff.status = 0; - ret_stuff.v0 = 0; - - SAL_CALL_NOLOCK(ret_stuff, - (u64) SN_SAL_IOIF_GET_PCIDEV_INFO, - (u64) segment, (u64) bus_number, (u64) devfn, - (u64) pci_dev, - sn_irq_info, 0, 0); - return ret_stuff.v0; -} - -/* * sn_pcidev_info_get() - Retrieve the pcidev_info struct for the specified * device. */ @@ -249,50 +229,25 @@ void sn_pci_unfixup_slot(struct pci_dev *dev) } /* - * sn_pci_fixup_slot() - This routine sets up a slot's resources consistent - * with the Linux PCI abstraction layer. Resources - * acquired from our PCI provider include PIO maps - * to BAR space and interrupt objects. + * sn_pci_fixup_slot() */ -void sn_pci_fixup_slot(struct pci_dev *dev) +void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *pcidev_info, + struct sn_irq_info *sn_irq_info) { int segment = pci_domain_nr(dev->bus); - int status = 0; struct pcibus_bussoft *bs; - struct pci_bus *host_pci_bus; - struct pci_dev *host_pci_dev; - struct pcidev_info *pcidev_info; - struct sn_irq_info *sn_irq_info; - unsigned int bus_no, devfn; + struct pci_bus *host_pci_bus; + struct pci_dev *host_pci_dev; + unsigned int bus_no, devfn; pci_dev_get(dev); /* for the sysdata pointer */ - pcidev_info = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL); - if (!pcidev_info) - BUG(); /* Cannot afford to run out of memory */ - - sn_irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL); - if (!sn_irq_info) - BUG(); /* Cannot afford to run out of memory */ - - /* Call to retrieve pci device information needed by kernel. */ - status = sal_get_pcidev_info((u64) segment, (u64) dev->bus->number, - dev->devfn, - (u64) __pa(pcidev_info), - (u64) __pa(sn_irq_info)); - if (status) - BUG(); /* Cannot get platform pci device information */ /* Add pcidev_info to list in pci_controller.platform_data */ list_add_tail(&pcidev_info->pdi_list, &(SN_PLATFORM_DATA(dev->bus)->pcidev_info)); - - if (SN_ACPI_BASE_SUPPORT()) - sn_acpi_slot_fixup(dev, pcidev_info); - else - sn_more_slot_fixup(dev, pcidev_info); /* * Using the PROMs values for the PCI host bus, get the Linux - * PCI host_pci_dev struct and set up host bus linkages + * PCI host_pci_dev struct and set up host bus linkages */ bus_no = (pcidev_info->pdi_slot_host_handle >> 32) & 0xff; @@ -489,11 +444,6 @@ void sn_generate_path(struct pci_bus *pci_bus, char *address) sprintf(address, "%s^%d", address, geo_slot(geoid)); } -/* - * sn_pci_fixup_bus() - Perform SN specific setup of software structs - * (pcibus_bussoft, pcidev_info) and hardware - * registers, for the specified bus and devices under it. - */ void __devinit sn_pci_fixup_bus(struct pci_bus *bus) { @@ -519,6 +469,15 @@ sn_io_early_init(void) if (!ia64_platform_is("sn2") || IS_RUNNING_ON_FAKE_PROM()) return 0; + /* we set the acpi revision to that of the DSDT table OEM rev. */ + { + struct acpi_table_header *header = NULL; + + acpi_get_table_by_index(ACPI_TABLE_INDEX_DSDT, &header); + BUG_ON(header == NULL); + sn_acpi_rev = header->oem_revision; + } + /* * prime sn_pci_provider[]. Individial provider init routines will * override their respective default entries. @@ -544,8 +503,12 @@ sn_io_early_init(void) register_sn_procfs(); #endif - printk(KERN_INFO "ACPI DSDT OEM Rev 0x%x\n", - acpi_gbl_DSDT->oem_revision); + { + struct acpi_table_header *header; + (void)acpi_get_table_by_index(ACPI_TABLE_INDEX_DSDT, &header); + printk(KERN_INFO "ACPI DSDT OEM Rev 0x%x\n", + header->oem_revision); + } if (SN_ACPI_BASE_SUPPORT()) sn_io_acpi_init(); else @@ -605,7 +568,6 @@ sn_io_late_init(void) fs_initcall(sn_io_late_init); -EXPORT_SYMBOL(sn_pci_fixup_slot); EXPORT_SYMBOL(sn_pci_unfixup_slot); EXPORT_SYMBOL(sn_bus_store_sysdata); EXPORT_SYMBOL(sn_bus_free_sysdata); diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c index 9ad843e0383b..600be3ebae05 100644 --- a/arch/ia64/sn/kernel/io_init.c +++ b/arch/ia64/sn/kernel/io_init.c @@ -56,6 +56,25 @@ static inline u64 sal_get_pcibus_info(u64 segment, u64 busnum, u64 address) return ret_stuff.v0; } +/* + * Retrieve the pci device information given the bus and device|function number. + */ +static inline u64 +sal_get_pcidev_info(u64 segment, u64 bus_number, u64 devfn, u64 pci_dev, + u64 sn_irq_info) +{ + struct ia64_sal_retval ret_stuff; + ret_stuff.status = 0; + ret_stuff.v0 = 0; + + SAL_CALL_NOLOCK(ret_stuff, + (u64) SN_SAL_IOIF_GET_PCIDEV_INFO, + (u64) segment, (u64) bus_number, (u64) devfn, + (u64) pci_dev, + sn_irq_info, 0, 0); + return ret_stuff.v0; +} + /* * sn_fixup_ionodes() - This routine initializes the HUB data structure for @@ -172,18 +191,40 @@ sn_pci_window_fixup(struct pci_dev *dev, unsigned int count, } /* - * sn_more_slot_fixup() - We are not running with an ACPI capable PROM, + * sn_io_slot_fixup() - We are not running with an ACPI capable PROM, * and need to convert the pci_dev->resource * 'start' and 'end' addresses to mapped addresses, * and setup the pci_controller->window array entries. */ void -sn_more_slot_fixup(struct pci_dev *dev, struct pcidev_info *pcidev_info) +sn_io_slot_fixup(struct pci_dev *dev) { unsigned int count = 0; int idx; s64 pci_addrs[PCI_ROM_RESOURCE + 1]; unsigned long addr, end, size, start; + struct pcidev_info *pcidev_info; + struct sn_irq_info *sn_irq_info; + int status; + + pcidev_info = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL); + if (!pcidev_info) + panic("%s: Unable to alloc memory for pcidev_info", __FUNCTION__); + + sn_irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL); + if (!sn_irq_info) + panic("%s: Unable to alloc memory for sn_irq_info", __FUNCTION__); + + /* Call to retrieve pci device information needed by kernel. */ + status = sal_get_pcidev_info((u64) pci_domain_nr(dev), + (u64) dev->bus->number, + dev->devfn, + (u64) __pa(pcidev_info), + (u64) __pa(sn_irq_info)); + + if (status) + BUG(); /* Cannot get platform pci device information */ + /* Copy over PIO Mapped Addresses */ for (idx = 0; idx <= PCI_ROM_RESOURCE; idx++) { @@ -219,8 +260,12 @@ sn_more_slot_fixup(struct pci_dev *dev, struct pcidev_info *pcidev_info) */ if (count > 0) sn_pci_window_fixup(dev, count, pci_addrs); + + sn_pci_fixup_slot(dev, pcidev_info, sn_irq_info); } +EXPORT_SYMBOL(sn_io_slot_fixup); + /* * sn_pci_controller_fixup() - This routine sets up a bus's resources * consistent with the Linux PCI abstraction layer. @@ -272,9 +317,6 @@ sn_bus_fixup(struct pci_bus *bus) { struct pci_dev *pci_dev = NULL; struct pcibus_bussoft *prom_bussoft_ptr; - extern void sn_common_bus_fixup(struct pci_bus *, - struct pcibus_bussoft *); - if (!bus->parent) { /* If root bus */ prom_bussoft_ptr = PCI_CONTROLLER(bus)->platform_data; @@ -291,7 +333,7 @@ sn_bus_fixup(struct pci_bus *bus) prom_bussoft_ptr->bs_legacy_mem); } list_for_each_entry(pci_dev, &bus->devices, bus_list) { - sn_pci_fixup_slot(pci_dev); + sn_io_slot_fixup(pci_dev); } } diff --git a/arch/ia64/sn/kernel/iomv.c b/arch/ia64/sn/kernel/iomv.c index 4aa4f301d56d..ab7e2fd40798 100644 --- a/arch/ia64/sn/kernel/iomv.c +++ b/arch/ia64/sn/kernel/iomv.c @@ -1,4 +1,4 @@ -/* +/* * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. @@ -26,9 +26,10 @@ * @port: port to convert * * Legacy in/out instructions are converted to ld/st instructions - * on IA64. This routine will convert a port number into a valid + * on IA64. This routine will convert a port number into a valid * SN i/o address. Used by sn_in*() and sn_out*(). */ + void *sn_io_addr(unsigned long port) { if (!IS_RUNNING_ON_SIMULATOR()) { diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c index 6846dc9b432d..04a8256017eb 100644 --- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c +++ b/arch/ia64/sn/pci/pcibr/pcibr_provider.c @@ -20,7 +20,8 @@ #include "xtalk/hubdev.h" int -sal_pcibr_slot_enable(struct pcibus_info *soft, int device, void *resp) +sal_pcibr_slot_enable(struct pcibus_info *soft, int device, void *resp, + char **ssdt) { struct ia64_sal_retval ret_stuff; u64 busnum; @@ -32,7 +33,8 @@ sal_pcibr_slot_enable(struct pcibus_info *soft, int device, void *resp) segment = soft->pbi_buscommon.bs_persist_segment; busnum = soft->pbi_buscommon.bs_persist_busnum; SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_SLOT_ENABLE, segment, - busnum, (u64) device, (u64) resp, 0, 0, 0); + busnum, (u64) device, (u64) resp, (u64)ia64_tpa(ssdt), + 0, 0); return (int)ret_stuff.v0; } diff --git a/arch/mips/mips-boards/malta/Makefile b/arch/mips/mips-boards/malta/Makefile index b662c75fb28e..cb7f349b0514 100644 --- a/arch/mips/mips-boards/malta/Makefile +++ b/arch/mips/mips-boards/malta/Makefile @@ -19,5 +19,6 @@ # under Linux. # -obj-y := malta_int.o malta_mtd.o malta_setup.o +obj-y := malta_int.o malta_setup.o +obj-$(CONFIG_MTD) += malta_mtd.o obj-$(CONFIG_SMP) += malta_smp.o diff --git a/arch/mips/mips-boards/sim/sim_setup.c b/arch/mips/mips-boards/sim/sim_setup.c index 2659c1c3b78d..ea2066c3a1f7 100644 --- a/arch/mips/mips-boards/sim/sim_setup.c +++ b/arch/mips/mips-boards/sim/sim_setup.c @@ -57,7 +57,7 @@ void __init plat_mem_setup(void) board_time_init = sim_time_init; prom_printf("Linux started...\n"); -#ifdef CONFIG_MT_SMP +#ifdef CONFIG_MIPS_MT_SMP sanitize_tlb_entries(); #endif } diff --git a/arch/mips/momentum/ocelot_g/prom.c b/arch/mips/momentum/ocelot_g/prom.c index 6509a9c9863c..2f75c6b91ec5 100644 --- a/arch/mips/momentum/ocelot_g/prom.c +++ b/arch/mips/momentum/ocelot_g/prom.c @@ -28,7 +28,7 @@ struct callvectors* debug_vectors; extern unsigned long marvell_base; extern unsigned long bus_clock; -#ifdef CONFIG_GALILLEO_GT64240_ETH +#ifdef CONFIG_GALILEO_GT64240_ETH extern unsigned char prom_mac_addr_base[6]; #endif @@ -61,7 +61,7 @@ void __init prom_init(void) mips_machgroup = MACH_GROUP_MOMENCO; mips_machtype = MACH_MOMENCO_OCELOT_G; -#ifdef CONFIG_GALILLEO_GT64240_ETH +#ifdef CONFIG_GALILEO_GT64240_ETH /* get the base MAC address for on-board ethernet ports */ memcpy(prom_mac_addr_base, (void*)0xfc807cf2, 6); #endif diff --git a/arch/mips/momentum/ocelot_g/setup.c b/arch/mips/momentum/ocelot_g/setup.c index d288f7b01842..9db638a7982c 100644 --- a/arch/mips/momentum/ocelot_g/setup.c +++ b/arch/mips/momentum/ocelot_g/setup.c @@ -64,7 +64,7 @@ #include "ocelot_pld.h" -#ifdef CONFIG_GALILLEO_GT64240_ETH +#ifdef CONFIG_GALILEO_GT64240_ETH extern unsigned char prom_mac_addr_base[6]; #endif @@ -185,7 +185,7 @@ void __init plat_mem_setup(void) /* do handoff reconfiguration */ PMON_v2_setup(); -#ifdef CONFIG_GALILLEO_GT64240_ETH +#ifdef CONFIG_GALILEO_GT64240_ETH /* get the mac addr */ memcpy(prom_mac_addr_base, (void*)0xfc807cf2, 6); #endif diff --git a/arch/sparc/kernel/process.c b/arch/sparc/kernel/process.c index 89a28cc018c9..113bd48a89bd 100644 --- a/arch/sparc/kernel/process.c +++ b/arch/sparc/kernel/process.c @@ -54,6 +54,7 @@ void (*pm_idle)(void); * handler when auxio is not present-- unused for now... */ void (*pm_power_off)(void) = machine_power_off; +EXPORT_SYMBOL(pm_power_off); /* * sysctl - toggle power-off restriction for serial console diff --git a/arch/sparc/kernel/smp.c b/arch/sparc/kernel/smp.c index 276f22881d0f..6b5f26b0fb75 100644 --- a/arch/sparc/kernel/smp.c +++ b/arch/sparc/kernel/smp.c @@ -292,8 +292,8 @@ int setup_profiling_timer(unsigned int multiplier) void __init smp_prepare_cpus(unsigned int max_cpus) { - extern void smp4m_boot_cpus(void); - extern void smp4d_boot_cpus(void); + extern void __init smp4m_boot_cpus(void); + extern void __init smp4d_boot_cpus(void); int i, cpuid, extra; printk("Entering SMP Mode...\n"); @@ -375,8 +375,8 @@ void __init smp_prepare_boot_cpu(void) int __cpuinit __cpu_up(unsigned int cpu) { - extern int smp4m_boot_one_cpu(int); - extern int smp4d_boot_one_cpu(int); + extern int __cpuinit smp4m_boot_one_cpu(int); + extern int __cpuinit smp4d_boot_one_cpu(int); int ret=0; switch(sparc_cpu_model) { diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c index c80ea61e8ba0..c69de5d4863d 100644 --- a/arch/sparc/kernel/sun4d_smp.c +++ b/arch/sparc/kernel/sun4d_smp.c @@ -164,7 +164,7 @@ void __init smp4d_boot_cpus(void) local_flush_cache_all(); } -int smp4d_boot_one_cpu(int i) +int __cpuinit smp4d_boot_one_cpu(int i) { extern unsigned long sun4d_cpu_startup; unsigned long *entry = &sun4d_cpu_startup; diff --git a/arch/um/Kconfig.i386 b/arch/um/Kconfig.i386 index 77558a88a2fe..d6cffb27fff8 100644 --- a/arch/um/Kconfig.i386 +++ b/arch/um/Kconfig.i386 @@ -36,14 +36,14 @@ choice So, if you do not know what to do here, say 'Default split'. - config HOST_VMSPLIT_3G - bool "Default split (3G/1G user/kernel host split)" - config HOST_VMSPLIT_3G_OPT - bool "3G/1G user/kernel host split (for full 1G low memory)" - config HOST_VMSPLIT_2G - bool "2G/2G user/kernel host split" - config HOST_VMSPLIT_1G - bool "1G/3G user/kernel host split" +config HOST_VMSPLIT_3G + bool "Default split (3G/1G user/kernel host split)" +config HOST_VMSPLIT_3G_OPT + bool "3G/1G user/kernel host split (for full 1G low memory)" +config HOST_VMSPLIT_2G + bool "2G/2G user/kernel host split" +config HOST_VMSPLIT_1G + bool "1G/3G user/kernel host split" endchoice config TOP_ADDR diff --git a/arch/um/sys-i386/signal.c b/arch/um/sys-i386/signal.c index 0709fc6670c2..3f6acd667717 100644 --- a/arch/um/sys-i386/signal.c +++ b/arch/um/sys-i386/signal.c @@ -219,7 +219,8 @@ int setup_signal_stack_sc(unsigned long stack_top, int sig, unsigned long save_sp = PT_REGS_SP(regs); int err = 0; - stack_top &= -8UL; + /* This is the same calculation as i386 - ((sp + 4) & 15) == 0 */ + stack_top = ((stack_top + 4) & -16UL) - 4; frame = (struct sigframe __user *) stack_top - 1; if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) return 1; diff --git a/arch/um/sys-x86_64/signal.c b/arch/um/sys-x86_64/signal.c index 9edf114faf79..af2f017617b4 100644 --- a/arch/um/sys-x86_64/signal.c +++ b/arch/um/sys-x86_64/signal.c @@ -191,8 +191,9 @@ int setup_signal_stack_si(unsigned long stack_top, int sig, struct task_struct *me = current; frame = (struct rt_sigframe __user *) - round_down(stack_top - sizeof(struct rt_sigframe), 16) - 8; - frame = (struct rt_sigframe __user *) ((unsigned long) frame - 128); + round_down(stack_top - sizeof(struct rt_sigframe), 16); + /* Subtract 128 for a red zone and 8 for proper alignment */ + frame = (struct rt_sigframe __user *) ((unsigned long) frame - 128 - 8); if (!access_ok(VERIFY_WRITE, fp, sizeof(struct _fpstate))) goto out; diff --git a/arch/x86_64/kernel/early-quirks.c b/arch/x86_64/kernel/early-quirks.c index 49802f1bee94..bd30d138113f 100644 --- a/arch/x86_64/kernel/early-quirks.c +++ b/arch/x86_64/kernel/early-quirks.c @@ -32,7 +32,7 @@ static void via_bugs(void) static int nvidia_hpet_detected __initdata; -static int __init nvidia_hpet_check(unsigned long phys, unsigned long size) +static int __init nvidia_hpet_check(struct acpi_table_header *header) { nvidia_hpet_detected = 1; return 0; @@ -53,7 +53,7 @@ static void nvidia_bugs(void) return; nvidia_hpet_detected = 0; - acpi_table_parse(ACPI_HPET, nvidia_hpet_check); + acpi_table_parse(ACPI_SIG_HPET, nvidia_hpet_check); if (nvidia_hpet_detected == 0) { acpi_skip_timer_override = 1; printk(KERN_INFO "Nvidia board " diff --git a/arch/x86_64/kernel/genapic.c b/arch/x86_64/kernel/genapic.c index b007433f96bb..0b3603adf56d 100644 --- a/arch/x86_64/kernel/genapic.c +++ b/arch/x86_64/kernel/genapic.c @@ -58,8 +58,8 @@ void __init clustered_apic_check(void) * Some x86_64 machines use physical APIC mode regardless of how many * procs/clusters are present (x86_64 ES7000 is an example). */ - if (acpi_fadt.revision > FADT2_REVISION_ID) - if (acpi_fadt.force_apic_physical_destination_mode) { + if (acpi_gbl_FADT.header.revision > FADT2_REVISION_ID) + if (acpi_gbl_FADT.flags & ACPI_FADT_APIC_PHYSICAL) { genapic = &apic_cluster; goto print; } diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c index 08072568847d..50dd8bef850e 100644 --- a/arch/x86_64/kernel/mpparse.c +++ b/arch/x86_64/kernel/mpparse.c @@ -798,7 +798,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity) return gsi; /* Don't set up the ACPI SCI because it's already set up */ - if (acpi_fadt.sci_int == gsi) + if (acpi_gbl_FADT.sci_interrupt == gsi) return gsi; ioapic = mp_find_ioapic(gsi); diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c index 5cc76d0d331f..335cc91c49b7 100644 --- a/arch/x86_64/kernel/time.c +++ b/arch/x86_64/kernel/time.c @@ -498,7 +498,7 @@ static unsigned long get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; unsigned long flags; - unsigned extyear = 0; + unsigned century = 0; spin_lock_irqsave(&rtc_lock, flags); @@ -510,9 +510,9 @@ static unsigned long get_cmos_time(void) mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); #ifdef CONFIG_ACPI - if (acpi_fadt.revision >= FADT2_REVISION_ID && - acpi_fadt.century) - extyear = CMOS_READ(acpi_fadt.century); + if (acpi_gbl_FADT.header.revision >= FADT2_REVISION_ID && + acpi_gbl_FADT.century) + century = CMOS_READ(acpi_gbl_FADT.century); #endif } while (sec != CMOS_READ(RTC_SECONDS)); @@ -530,10 +530,10 @@ static unsigned long get_cmos_time(void) BCD_TO_BIN(mon); BCD_TO_BIN(year); - if (extyear) { - BCD_TO_BIN(extyear); - year += extyear; - printk(KERN_INFO "Extended CMOS year: %d\n", extyear); + if (century) { + BCD_TO_BIN(century); + year += century * 100; + printk(KERN_INFO "Extended CMOS year: %d\n", century * 100); } else { /* * x86-64 systems only exists since 2002. @@ -954,7 +954,7 @@ __cpuinit int unsynchronized_tsc(void) if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) { #ifdef CONFIG_ACPI /* But TSC doesn't tick in C3 so don't use it there */ - if (acpi_fadt.length > 0 && acpi_fadt.plvl3_lat < 1000) + if (acpi_gbl_FADT.header.length > 0 && acpi_gbl_FADT.C3latency < 1000) return 1; #endif return 0; diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c index 1087e150a218..2efe215fc76a 100644 --- a/arch/x86_64/mm/srat.c +++ b/arch/x86_64/mm/srat.c @@ -101,7 +101,7 @@ static __init inline int srat_disabled(void) static __init int slit_valid(struct acpi_table_slit *slit) { int i, j; - int d = slit->localities; + int d = slit->locality_count; for (i = 0; i < d; i++) { for (j = 0; j < d; j++) { u8 val = slit->entry[d*i + j]; @@ -127,18 +127,18 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit) /* Callback for Proximity Domain -> LAPIC mapping */ void __init -acpi_numa_processor_affinity_init(struct acpi_table_processor_affinity *pa) +acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { int pxm, node; if (srat_disabled()) return; - if (pa->header.length != sizeof(struct acpi_table_processor_affinity)) { + if (pa->header.length != sizeof(struct acpi_srat_cpu_affinity)) { bad_srat(); return; } - if (pa->flags.enabled == 0) + if ((pa->flags & ACPI_SRAT_CPU_ENABLED) == 0) return; - pxm = pa->proximity_domain; + pxm = pa->proximity_domain_lo; node = setup_node(pxm); if (node < 0) { printk(KERN_ERR "SRAT: Too many proximity domains %x\n", pxm); @@ -254,21 +254,21 @@ static int reserve_hotadd(int node, unsigned long start, unsigned long end) /* Looks good */ if (nd->start == nd->end) { - nd->start = start; - nd->end = end; + nd->start = start; + nd->end = end; changed = 1; - } else { - if (nd->start == end) { - nd->start = start; + } else { + if (nd->start == end) { + nd->start = start; changed = 1; } - if (nd->end == start) { - nd->end = end; + if (nd->end == start) { + nd->end = end; changed = 1; } if (!changed) printk(KERN_ERR "SRAT: Hotplug zone not continuous. Partly ignored\n"); - } + } ret = update_end_of_memory(nd->end); @@ -279,7 +279,7 @@ static int reserve_hotadd(int node, unsigned long start, unsigned long end) /* Callback for parsing of the Proximity Domain <-> Memory Area mappings */ void __init -acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma) +acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma) { struct bootnode *nd, oldnode; unsigned long start, end; @@ -288,16 +288,17 @@ acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma) if (srat_disabled()) return; - if (ma->header.length != sizeof(struct acpi_table_memory_affinity)) { + if (ma->header.length != sizeof(struct acpi_srat_mem_affinity)) { bad_srat(); return; } - if (ma->flags.enabled == 0) + if ((ma->flags & ACPI_SRAT_MEM_ENABLED) == 0) return; - if (ma->flags.hot_pluggable && !save_add_info()) + + if ((ma->flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) && !save_add_info()) return; - start = ma->base_addr_lo | ((u64)ma->base_addr_hi << 32); - end = start + (ma->length_lo | ((u64)ma->length_hi << 32)); + start = ma->base_address; + end = start + ma->length; pxm = ma->proximity_domain; node = setup_node(pxm); if (node < 0) { @@ -337,7 +338,8 @@ acpi_numa_memory_affinity_init(struct acpi_table_memory_affinity *ma) push_node_boundaries(node, nd->start >> PAGE_SHIFT, nd->end >> PAGE_SHIFT); - if (ma->flags.hot_pluggable && (reserve_hotadd(node, start, end) < 0)) { + if ((ma->flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) && + (reserve_hotadd(node, start, end) < 0)) { /* Ignore hotadd region. Undo damage */ printk(KERN_NOTICE "SRAT: Hotplug region ignored\n"); *nd = oldnode; @@ -394,7 +396,7 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end) /* First clean up the node list */ for (i = 0; i < MAX_NUMNODES; i++) { - cutoff_node(i, start, end); + cutoff_node(i, start, end); if ((nodes[i].end - nodes[i].start) < NODE_MIN_SIZE) { unparse_node(i); node_set_offline(i); @@ -426,7 +428,7 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end) if (!node_online(i)) setup_node_bootmem(i, nodes[i].start, nodes[i].end); - for (i = 0; i < NR_CPUS; i++) { + for (i = 0; i < NR_CPUS; i++) { if (cpu_to_node[i] == NUMA_NO_NODE) continue; if (!node_isset(cpu_to_node[i], nodes_parsed)) @@ -461,7 +463,7 @@ int __node_distance(int a, int b) if (!acpi_slit) return a == b ? 10 : 20; - index = acpi_slit->localities * node_to_pxm(a); + index = acpi_slit->locality_count * node_to_pxm(a); return acpi_slit->entry[index + node_to_pxm(b)]; } diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c index f8b6b2800a62..faabb6e87f12 100644 --- a/arch/x86_64/pci/mmconfig.c +++ b/arch/x86_64/pci/mmconfig.c @@ -1,6 +1,6 @@ /* * mmconfig.c - Low-level direct PCI config space access via MMCONFIG - * + * * This is an 64bit optimized version that always keeps the full mmconfig * space mapped. This allows lockless config space operation. */ @@ -25,7 +25,7 @@ static DECLARE_BITMAP(fallback_slots, 32*MAX_CHECK_BUS); /* Static virtual mapping of the MMCONFIG aperture */ struct mmcfg_virt { - struct acpi_table_mcfg_config *cfg; + struct acpi_mcfg_allocation *cfg; char __iomem *virt; }; static struct mmcfg_virt *pci_mmcfg_virt; @@ -33,14 +33,14 @@ static struct mmcfg_virt *pci_mmcfg_virt; static char __iomem *get_virt(unsigned int seg, unsigned bus) { int cfg_num = -1; - struct acpi_table_mcfg_config *cfg; + struct acpi_mcfg_allocation *cfg; while (1) { ++cfg_num; if (cfg_num >= pci_mmcfg_config_num) break; cfg = pci_mmcfg_virt[cfg_num].cfg; - if (cfg->pci_segment_group_number != seg) + if (cfg->pci_segment != seg) continue; if ((cfg->start_bus_number <= bus) && (cfg->end_bus_number >= bus)) @@ -52,7 +52,7 @@ static char __iomem *get_virt(unsigned int seg, unsigned bus) this applies to all busses. */ cfg = &pci_mmcfg_config[0]; if (pci_mmcfg_config_num == 1 && - cfg->pci_segment_group_number == 0 && + cfg->pci_segment == 0 && (cfg->start_bus_number | cfg->end_bus_number) == 0) return pci_mmcfg_virt[0].virt; @@ -170,19 +170,19 @@ void __init pci_mmcfg_init(int type) if ((pci_probe & PCI_PROBE_MMCONF) == 0) return; - acpi_table_parse(ACPI_MCFG, acpi_parse_mcfg); + acpi_table_parse(ACPI_SIG_MCFG, acpi_parse_mcfg); if ((pci_mmcfg_config_num == 0) || (pci_mmcfg_config == NULL) || - (pci_mmcfg_config[0].base_address == 0)) + (pci_mmcfg_config[0].address == 0)) return; /* Only do this check when type 1 works. If it doesn't work assume we run on a Mac and always use MCFG */ - if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].base_address, - pci_mmcfg_config[0].base_address + MMCONFIG_APER_MIN, + if (type == 1 && !e820_all_mapped(pci_mmcfg_config[0].address, + pci_mmcfg_config[0].address + MMCONFIG_APER_MIN, E820_RESERVED)) { - printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %x is not E820-reserved\n", - pci_mmcfg_config[0].base_address); + printk(KERN_ERR "PCI: BIOS Bug: MCFG area at %lx is not E820-reserved\n", + (unsigned long)pci_mmcfg_config[0].address); printk(KERN_ERR "PCI: Not using MMCONFIG.\n"); return; } @@ -194,15 +194,16 @@ void __init pci_mmcfg_init(int type) } for (i = 0; i < pci_mmcfg_config_num; ++i) { pci_mmcfg_virt[i].cfg = &pci_mmcfg_config[i]; - pci_mmcfg_virt[i].virt = ioremap_nocache(pci_mmcfg_config[i].base_address, + pci_mmcfg_virt[i].virt = ioremap_nocache(pci_mmcfg_config[i].address, MMCONFIG_APER_MAX); if (!pci_mmcfg_virt[i].virt) { printk(KERN_ERR "PCI: Cannot map mmconfig aperture for " "segment %d\n", - pci_mmcfg_config[i].pci_segment_group_number); + pci_mmcfg_config[i].pci_segment); return; } - printk(KERN_INFO "PCI: Using MMCONFIG at %x\n", pci_mmcfg_config[i].base_address); + printk(KERN_INFO "PCI: Using MMCONFIG at %lx\n", + (unsigned long)pci_mmcfg_config[i].address); } unreachable_devices(); diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index 2528a0c0dec8..65c6a3cba6d6 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -223,7 +223,7 @@ static int verify_command(struct file *file, unsigned char *cmd) static int sg_io(struct file *file, request_queue_t *q, struct gendisk *bd_disk, struct sg_io_hdr *hdr) { - unsigned long start_time; + unsigned long start_time, timeout; int writing = 0, ret = 0; struct request *rq; char sense[SCSI_SENSE_BUFFERSIZE]; @@ -271,7 +271,8 @@ static int sg_io(struct file *file, request_queue_t *q, rq->cmd_type = REQ_TYPE_BLOCK_PC; - rq->timeout = jiffies_to_msecs(hdr->timeout); + timeout = msecs_to_jiffies(hdr->timeout); + rq->timeout = (timeout < INT_MAX) ? timeout : INT_MAX; if (!rq->timeout) rq->timeout = q->sg_timeout; if (!rq->timeout) diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index b61a0632b351..20eacc2c9e0e 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -78,6 +78,20 @@ config ACPI_SLEEP_PROC_SLEEP Create /proc/acpi/sleep Deprecated by /sys/power/state +config ACPI_PROCFS + bool "Procfs interface (deprecated)" + depends on ACPI + default y + ---help--- + Procfs interface for ACPI is made optional for back-compatible. + As the same functions are duplicated in sysfs interface + and this proc interface will be removed some time later, + it's marked as deprecated. + ( /proc/acpi/debug_layer && debug_level are deprecated by + /sys/module/acpi/parameters/debug_layer && debug_level. + /proc/acpi/info is deprecated by + /sys/module/acpi/parameters/acpica_version ) + config ACPI_AC tristate "AC Adapter" depends on X86 @@ -108,7 +122,7 @@ config ACPI_BUTTON config ACPI_VIDEO tristate "Video" - depends on X86 + depends on X86 && BACKLIGHT_CLASS_DEVICE help This driver implement the ACPI Extensions For Display Adapters for integrated graphics devices on motherboard, as specified in @@ -140,6 +154,13 @@ config ACPI_DOCK help This driver adds support for ACPI controlled docking stations +config ACPI_BAY + tristate "Removable Drive Bay (EXPERIMENTAL)" + depends on EXPERIMENTAL + help + This driver adds support for ACPI controlled removable drive + bays such as the IBM ultrabay or the Dell Module Bay. + config ACPI_PROCESSOR tristate "Processor" default y @@ -187,19 +208,22 @@ config ACPI_ASUS Note: display switching code is currently considered EXPERIMENTAL, toying with these values may even lock your machine. - + All settings are changed via /proc/acpi/asus directory entries. Owner and group for these entries can be set with asus_uid and asus_gid parameters. - + More information and a userspace daemon for handling the extra buttons at <http://sourceforge.net/projects/acpi4asus/>. - + If you have an ACPI-compatible ASUS laptop, say Y or M here. This driver is still under development, so if your laptop is unsupported or something works not quite as expected, please use the mailing list - available on the above page (acpi4asus-user@lists.sourceforge.net) - + available on the above page (acpi4asus-user@lists.sourceforge.net). + + NOTE: This driver is deprecated and will probably be removed soon, + use asus-laptop instead. + config ACPI_IBM tristate "IBM ThinkPad Laptop Extras" depends on X86 diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index bce7ca27b429..856c32bccacb 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -37,13 +37,15 @@ endif obj-y += sleep/ obj-y += bus.o glue.o +obj-y += scan.o obj-$(CONFIG_ACPI_AC) += ac.o obj-$(CONFIG_ACPI_BATTERY) += battery.o obj-$(CONFIG_ACPI_BUTTON) += button.o obj-$(CONFIG_ACPI_EC) += ec.o obj-$(CONFIG_ACPI_FAN) += fan.o obj-$(CONFIG_ACPI_DOCK) += dock.o -obj-$(CONFIG_ACPI_VIDEO) += video.o +obj-$(CONFIG_ACPI_BAY) += bay.o +obj-$(CONFIG_ACPI_VIDEO) += video.o obj-$(CONFIG_ACPI_HOTKEY) += hotkey.o obj-y += pci_root.o pci_link.o pci_irq.o pci_bind.o obj-$(CONFIG_ACPI_POWER) += power.o @@ -56,7 +58,6 @@ obj-$(CONFIG_ACPI_NUMA) += numa.o obj-$(CONFIG_ACPI_ASUS) += asus_acpi.o obj-$(CONFIG_ACPI_IBM) += ibm_acpi.o obj-$(CONFIG_ACPI_TOSHIBA) += toshiba_acpi.o -obj-y += scan.o motherboard.o obj-$(CONFIG_ACPI_HOTPLUG_MEMORY) += acpi_memhotplug.o obj-y += cm_sbs.o obj-$(CONFIG_ACPI_SBS) += i2c_ec.o sbs.o diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c index 396140bbbe57..31ad70a6e22e 100644 --- a/drivers/acpi/asus_acpi.c +++ b/drivers/acpi/asus_acpi.c @@ -26,7 +26,7 @@ * Pontus Fuchs - Helper functions, cleanup * Johann Wiesner - Small compile fixes * John Belmonte - ACPI code for Toshiba laptop was a good starting point. - * Éric Burghard - LED display support for W1N + * �ic Burghard - LED display support for W1N * */ @@ -1128,7 +1128,6 @@ static int asus_model_match(char *model) static int asus_hotk_get_info(void) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - struct acpi_buffer dsdt = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *model = NULL; int bsts_result; char *string = NULL; @@ -1142,11 +1141,9 @@ static int asus_hotk_get_info(void) * HID), this bit will be moved. A global variable asus_info contains * the DSDT header. */ - status = acpi_get_table(ACPI_TABLE_ID_DSDT, 1, &dsdt); + status = acpi_get_table(ACPI_SIG_DSDT, 1, &asus_info); if (ACPI_FAILURE(status)) printk(KERN_WARNING " Couldn't get the DSDT table header\n"); - else - asus_info = dsdt.pointer; /* We have to write 0 on init this far for all ASUS models */ if (!write_acpi_int(hotk->handle, "INIT", 0, &buffer)) { @@ -1358,8 +1355,6 @@ static void __exit asus_acpi_exit(void) acpi_bus_unregister_driver(&asus_hotk_driver); remove_proc_entry(PROC_ASUS, acpi_root_dir); - kfree(asus_info); - return; } diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 5f43e0d14899..2f4521a48fe7 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -64,7 +64,7 @@ extern void *acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir); static int acpi_battery_add(struct acpi_device *device); static int acpi_battery_remove(struct acpi_device *device, int type); -static int acpi_battery_resume(struct acpi_device *device, int status); +static int acpi_battery_resume(struct acpi_device *device); static struct acpi_driver acpi_battery_driver = { .name = ACPI_BATTERY_DRIVER_NAME, @@ -753,7 +753,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type) } /* this is needed to learn about changes made in suspended state */ -static int acpi_battery_resume(struct acpi_device *device, int state) +static int acpi_battery_resume(struct acpi_device *device) { struct acpi_battery *battery; diff --git a/drivers/acpi/bay.c b/drivers/acpi/bay.c new file mode 100644 index 000000000000..667fa1dfa1a3 --- /dev/null +++ b/drivers/acpi/bay.c @@ -0,0 +1,490 @@ +/* + * bay.c - ACPI removable drive bay driver + * + * Copyright (C) 2006 Kristen Carlson Accardi <kristen.c.accardi@intel.com> + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + * + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/notifier.h> +#include <acpi/acpi_bus.h> +#include <acpi/acpi_drivers.h> +#include <linux/seq_file.h> +#include <asm/uaccess.h> +#include <linux/platform_device.h> + +#define ACPI_BAY_DRIVER_NAME "ACPI Removable Drive Bay Driver" + +ACPI_MODULE_NAME("bay") +MODULE_AUTHOR("Kristen Carlson Accardi"); +MODULE_DESCRIPTION(ACPI_BAY_DRIVER_NAME); +MODULE_LICENSE("GPL"); +#define ACPI_BAY_CLASS "bay" +#define ACPI_BAY_COMPONENT 0x10000000 +#define _COMPONENT ACPI_BAY_COMPONENT +#define bay_dprintk(h,s) {\ + char prefix[80] = {'\0'};\ + struct acpi_buffer buffer = {sizeof(prefix), prefix};\ + acpi_get_name(h, ACPI_FULL_PATHNAME, &buffer);\ + printk(KERN_DEBUG PREFIX "%s: %s\n", prefix, s); } +static void bay_notify(acpi_handle handle, u32 event, void *data); +static int acpi_bay_add(struct acpi_device *device); +static int acpi_bay_remove(struct acpi_device *device, int type); + +static struct acpi_driver acpi_bay_driver = { + .name = ACPI_BAY_DRIVER_NAME, + .class = ACPI_BAY_CLASS, + .ids = ACPI_BAY_HID, + .ops = { + .add = acpi_bay_add, + .remove = acpi_bay_remove, + }, +}; + +struct bay { + acpi_handle handle; + char *name; + struct list_head list; + struct platform_device *pdev; +}; + +static LIST_HEAD(drive_bays); + + +/***************************************************************************** + * Drive Bay functions * + *****************************************************************************/ +/** + * is_ejectable - see if a device is ejectable + * @handle: acpi handle of the device + * + * If an acpi object has a _EJ0 method, then it is ejectable + */ +static int is_ejectable(acpi_handle handle) +{ + acpi_status status; + acpi_handle tmp; + + status = acpi_get_handle(handle, "_EJ0", &tmp); + if (ACPI_FAILURE(status)) + return 0; + return 1; +} + +/** + * bay_present - see if the bay device is present + * @bay: the drive bay + * + * execute the _STA method. + */ +static int bay_present(struct bay *bay) +{ + unsigned long sta; + acpi_status status; + + if (bay) { + status = acpi_evaluate_integer(bay->handle, "_STA", NULL, &sta); + if (ACPI_SUCCESS(status) && sta) + return 1; + } + return 0; +} + +/** + * eject_device - respond to an eject request + * @handle - the device to eject + * + * Call this devices _EJ0 method. + */ +static void eject_device(acpi_handle handle) +{ + struct acpi_object_list arg_list; + union acpi_object arg; + + bay_dprintk(handle, "Ejecting device"); + + arg_list.count = 1; + arg_list.pointer = &arg; + arg.type = ACPI_TYPE_INTEGER; + arg.integer.value = 1; + + if (ACPI_FAILURE(acpi_evaluate_object(handle, "_EJ0", + &arg_list, NULL))) + pr_debug("Failed to evaluate _EJ0!\n"); +} + +/* + * show_present - read method for "present" file in sysfs + */ +static ssize_t show_present(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct bay *bay = dev_get_drvdata(dev); + return snprintf(buf, PAGE_SIZE, "%d\n", bay_present(bay)); + +} +DEVICE_ATTR(present, S_IRUGO, show_present, NULL); + +/* + * write_eject - write method for "eject" file in sysfs + */ +static ssize_t write_eject(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct bay *bay = dev_get_drvdata(dev); + + if (!count) + return -EINVAL; + + eject_device(bay->handle); + return count; +} +DEVICE_ATTR(eject, S_IWUSR, NULL, write_eject); + +/** + * is_ata - see if a device is an ata device + * @handle: acpi handle of the device + * + * If an acpi object has one of 4 ATA ACPI methods defined, + * then it is an ATA device + */ +static int is_ata(acpi_handle handle) +{ + acpi_handle tmp; + + if ((ACPI_SUCCESS(acpi_get_handle(handle, "_GTF", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(handle, "_GTM", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(handle, "_STM", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(handle, "_SDD", &tmp)))) + return 1; + + return 0; +} + +/** + * parent_is_ata(acpi_handle handle) + * + */ +static int parent_is_ata(acpi_handle handle) +{ + acpi_handle phandle; + + if (acpi_get_parent(handle, &phandle)) + return 0; + + return is_ata(phandle); +} + +/** + * is_ejectable_bay - see if a device is an ejectable drive bay + * @handle: acpi handle of the device + * + * If an acpi object is ejectable and has one of the ACPI ATA + * methods defined, then we can safely call it an ejectable + * drive bay + */ +static int is_ejectable_bay(acpi_handle handle) +{ + if ((is_ata(handle) || parent_is_ata(handle)) && is_ejectable(handle)) + return 1; + return 0; +} + +/** + * eject_removable_drive - try to eject this drive + * @dev : the device structure of the drive + * + * If a device is a removable drive that requires an _EJ0 method + * to be executed in order to safely remove from the system, do + * it. ATM - always returns success + */ +int eject_removable_drive(struct device *dev) +{ + acpi_handle handle = DEVICE_ACPI_HANDLE(dev); + + if (handle) { + bay_dprintk(handle, "Got device handle"); + if (is_ejectable_bay(handle)) + eject_device(handle); + } else { + printk("No acpi handle for device\n"); + } + + /* should I return an error code? */ + return 0; +} +EXPORT_SYMBOL_GPL(eject_removable_drive); + +static int acpi_bay_add(struct acpi_device *device) +{ + bay_dprintk(device->handle, "adding bay device"); + strcpy(acpi_device_name(device), "Dockable Bay"); + strcpy(acpi_device_class(device), "bay"); + return 0; +} + +static int acpi_bay_add_fs(struct bay *bay) +{ + int ret; + struct device *dev = &bay->pdev->dev; + + ret = device_create_file(dev, &dev_attr_present); + if (ret) + goto add_fs_err; + ret = device_create_file(dev, &dev_attr_eject); + if (ret) { + device_remove_file(dev, &dev_attr_present); + goto add_fs_err; + } + return 0; + + add_fs_err: + bay_dprintk(bay->handle, "Error adding sysfs files\n"); + return ret; +} + +static void acpi_bay_remove_fs(struct bay *bay) +{ + struct device *dev = &bay->pdev->dev; + + /* cleanup sysfs */ + device_remove_file(dev, &dev_attr_present); + device_remove_file(dev, &dev_attr_eject); +} + +static int bay_is_dock_device(acpi_handle handle) +{ + acpi_handle parent; + + acpi_get_parent(handle, &parent); + + /* if the device or it's parent is dependent on the + * dock, then we are a dock device + */ + return (is_dock_device(handle) || is_dock_device(parent)); +} + +static int bay_add(acpi_handle handle, int id) +{ + acpi_status status; + struct bay *new_bay; + struct platform_device *pdev; + struct acpi_buffer nbuffer = {ACPI_ALLOCATE_BUFFER, NULL}; + acpi_get_name(handle, ACPI_FULL_PATHNAME, &nbuffer); + + bay_dprintk(handle, "Adding notify handler"); + + /* + * Initialize bay device structure + */ + new_bay = kzalloc(GFP_ATOMIC, sizeof(*new_bay)); + INIT_LIST_HEAD(&new_bay->list); + new_bay->handle = handle; + new_bay->name = (char *)nbuffer.pointer; + + /* initialize platform device stuff */ + pdev = platform_device_register_simple(ACPI_BAY_CLASS, id, NULL, 0); + if (pdev == NULL) { + printk(KERN_ERR PREFIX "Error registering bay device\n"); + goto bay_add_err; + } + new_bay->pdev = pdev; + platform_set_drvdata(pdev, new_bay); + + if (acpi_bay_add_fs(new_bay)) { + platform_device_unregister(new_bay->pdev); + goto bay_add_err; + } + + /* register for events on this device */ + status = acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY, + bay_notify, new_bay); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR PREFIX "Error installing bay notify handler\n"); + } + + /* if we are on a dock station, we should register for dock + * notifications. + */ + if (bay_is_dock_device(handle)) { + bay_dprintk(handle, "Is dependent on dock\n"); + register_hotplug_dock_device(handle, bay_notify, new_bay); + } + list_add(&new_bay->list, &drive_bays); + printk(KERN_INFO PREFIX "Bay [%s] Added\n", new_bay->name); + return 0; + +bay_add_err: + kfree(new_bay->name); + kfree(new_bay); + return -ENODEV; +} + +static int acpi_bay_remove(struct acpi_device *device, int type) +{ + /*** FIXME: do something here */ + return 0; +} + +/** + * bay_create_acpi_device - add new devices to acpi + * @handle - handle of the device to add + * + * This function will create a new acpi_device for the given + * handle if one does not exist already. This should cause + * acpi to scan for drivers for the given devices, and call + * matching driver's add routine. + * + * Returns a pointer to the acpi_device corresponding to the handle. + */ +static struct acpi_device * bay_create_acpi_device(acpi_handle handle) +{ + struct acpi_device *device = NULL; + struct acpi_device *parent_device; + acpi_handle parent; + int ret; + + bay_dprintk(handle, "Trying to get device"); + if (acpi_bus_get_device(handle, &device)) { + /* + * no device created for this object, + * so we should create one. + */ + bay_dprintk(handle, "No device for handle"); + acpi_get_parent(handle, &parent); + if (acpi_bus_get_device(parent, &parent_device)) + parent_device = NULL; + + ret = acpi_bus_add(&device, parent_device, handle, + ACPI_BUS_TYPE_DEVICE); + if (ret) { + pr_debug("error adding bus, %x\n", + -ret); + return NULL; + } + } + return device; +} + +/** + * bay_notify - act upon an acpi bay notification + * @handle: the bay handle + * @event: the acpi event + * @data: our driver data struct + * + */ +static void bay_notify(acpi_handle handle, u32 event, void *data) +{ + struct acpi_device *dev; + + bay_dprintk(handle, "Bay event"); + + switch(event) { + case ACPI_NOTIFY_BUS_CHECK: + printk("Bus Check\n"); + case ACPI_NOTIFY_DEVICE_CHECK: + printk("Device Check\n"); + dev = bay_create_acpi_device(handle); + if (dev) + acpi_bus_generate_event(dev, event, 0); + else + printk("No device for generating event\n"); + /* wouldn't it be a good idea to just rescan SATA + * right here? + */ + break; + case ACPI_NOTIFY_EJECT_REQUEST: + printk("Eject request\n"); + dev = bay_create_acpi_device(handle); + if (dev) + acpi_bus_generate_event(dev, event, 0); + else + printk("No device for generating eventn"); + + /* wouldn't it be a good idea to just call the + * eject_device here if we were a SATA device? + */ + break; + default: + printk("unknown event %d\n", event); + } +} + +static acpi_status +find_bay(acpi_handle handle, u32 lvl, void *context, void **rv) +{ + int *count = (int *)context; + + /* + * there could be more than one ejectable bay. + * so, just return AE_OK always so that every object + * will be checked. + */ + if (is_ejectable_bay(handle)) { + bay_dprintk(handle, "found ejectable bay"); + if (!bay_add(handle, *count)) + (*count)++; + } + return AE_OK; +} + +static int __init bay_init(void) +{ + int bays = 0; + + INIT_LIST_HEAD(&drive_bays); + + /* look for dockable drive bays */ + acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, find_bay, &bays, NULL); + + if (bays) + if ((acpi_bus_register_driver(&acpi_bay_driver) < 0)) + printk(KERN_ERR "Unable to register bay driver\n"); + + if (!bays) + return -ENODEV; + + return 0; +} + +static void __exit bay_exit(void) +{ + struct bay *bay, *tmp; + + list_for_each_entry_safe(bay, tmp, &drive_bays, list) { + if (is_dock_device(bay->handle)) + unregister_hotplug_dock_device(bay->handle); + acpi_bay_remove_fs(bay); + acpi_remove_notify_handler(bay->handle, ACPI_SYSTEM_NOTIFY, + bay_notify); + platform_device_unregister(bay->pdev); + kfree(bay->name); + kfree(bay); + } + + acpi_bus_unregister_driver(&acpi_bay_driver); +} + +postcore_initcall(bay_init); +module_exit(bay_exit); + diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c index f9c972b26f4f..f289fd41e77d 100644 --- a/drivers/acpi/blacklist.c +++ b/drivers/acpi/blacklist.c @@ -44,7 +44,7 @@ struct acpi_blacklist_item { char oem_id[7]; char oem_table_id[9]; u32 oem_revision; - acpi_table_type table; + char *table; enum acpi_blacklist_predicates oem_revision_predicate; char *reason; u32 is_critical_error; @@ -56,18 +56,18 @@ struct acpi_blacklist_item { */ static struct acpi_blacklist_item acpi_blacklist[] __initdata = { /* Compaq Presario 1700 */ - {"PTLTD ", " DSDT ", 0x06040000, ACPI_DSDT, less_than_or_equal, + {"PTLTD ", " DSDT ", 0x06040000, ACPI_SIG_DSDT, less_than_or_equal, "Multiple problems", 1}, /* Sony FX120, FX140, FX150? */ - {"SONY ", "U0 ", 0x20010313, ACPI_DSDT, less_than_or_equal, + {"SONY ", "U0 ", 0x20010313, ACPI_SIG_DSDT, less_than_or_equal, "ACPI driver problem", 1}, /* Compaq Presario 800, Insyde BIOS */ - {"INT440", "SYSFexxx", 0x00001001, ACPI_DSDT, less_than_or_equal, + {"INT440", "SYSFexxx", 0x00001001, ACPI_SIG_DSDT, less_than_or_equal, "Does not use _REG to protect EC OpRegions", 1}, /* IBM 600E - _ADR should return 7, but it returns 1 */ - {"IBM ", "TP600E ", 0x00000105, ACPI_DSDT, less_than_or_equal, + {"IBM ", "TP600E ", 0x00000105, ACPI_SIG_DSDT, less_than_or_equal, "Incorrect _ADR", 1}, - {"ASUS\0\0", "P2B-S ", 0, ACPI_DSDT, all_versions, + {"ASUS\0\0", "P2B-S ", 0, ACPI_SIG_DSDT, all_versions, "Bogus PCI routing", 1}, {""} @@ -79,7 +79,7 @@ static int __init blacklist_by_year(void) { int year = dmi_get_year(DMI_BIOS_DATE); /* Doesn't exist? Likely an old system */ - if (year == -1) + if (year == -1) return 1; /* 0? Likely a buggy new BIOS */ if (year == 0) @@ -103,22 +103,21 @@ int __init acpi_blacklisted(void) { int i = 0; int blacklisted = 0; - struct acpi_table_header *table_header; + struct acpi_table_header table_header; while (acpi_blacklist[i].oem_id[0] != '\0') { - if (acpi_get_table_header_early - (acpi_blacklist[i].table, &table_header)) { + if (acpi_get_table_header(acpi_blacklist[i].table, 0, &table_header)) { i++; continue; } - if (strncmp(acpi_blacklist[i].oem_id, table_header->oem_id, 6)) { + if (strncmp(acpi_blacklist[i].oem_id, table_header.oem_id, 6)) { i++; continue; } if (strncmp - (acpi_blacklist[i].oem_table_id, table_header->oem_table_id, + (acpi_blacklist[i].oem_table_id, table_header.oem_table_id, 8)) { i++; continue; @@ -127,14 +126,14 @@ int __init acpi_blacklisted(void) if ((acpi_blacklist[i].oem_revision_predicate == all_versions) || (acpi_blacklist[i].oem_revision_predicate == less_than_or_equal - && table_header->oem_revision <= + && table_header.oem_revision <= acpi_blacklist[i].oem_revision) || (acpi_blacklist[i].oem_revision_predicate == greater_than_or_equal - && table_header->oem_revision >= + && table_header.oem_revision >= acpi_blacklist[i].oem_revision) || (acpi_blacklist[i].oem_revision_predicate == equal - && table_header->oem_revision == + && table_header.oem_revision == acpi_blacklist[i].oem_revision)) { printk(KERN_ERR PREFIX diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 766332e45592..c26468da4295 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -44,9 +44,6 @@ ACPI_MODULE_NAME("acpi_bus") extern void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger); #endif -struct fadt_descriptor acpi_fadt; -EXPORT_SYMBOL(acpi_fadt); - struct acpi_device *acpi_root; struct proc_dir_entry *acpi_root_dir; EXPORT_SYMBOL(acpi_root_dir); @@ -195,7 +192,7 @@ int acpi_bus_set_power(acpi_handle handle, int state) if (!device->flags.power_manageable) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device `[%s]' is not power manageable\n", - device->kobj.name)); + device->dev.kobj.name)); return -ENODEV; } /* @@ -582,11 +579,12 @@ static int __init acpi_bus_init_irq(void) return 0; } +acpi_native_uint acpi_gbl_permanent_mmap; + + void __init acpi_early_init(void) { acpi_status status = AE_OK; - struct acpi_buffer buffer = { sizeof(acpi_fadt), &acpi_fadt }; - if (acpi_disabled) return; @@ -597,6 +595,15 @@ void __init acpi_early_init(void) if (!acpi_strict) acpi_gbl_enable_interpreter_slack = TRUE; + acpi_gbl_permanent_mmap = 1; + + status = acpi_reallocate_root_table(); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR PREFIX + "Unable to reallocate ACPI tables\n"); + goto error0; + } + status = acpi_initialize_subsystem(); if (ACPI_FAILURE(status)) { printk(KERN_ERR PREFIX @@ -611,32 +618,25 @@ void __init acpi_early_init(void) goto error0; } - /* - * Get a separate copy of the FADT for use by other drivers. - */ - status = acpi_get_table(ACPI_TABLE_ID_FADT, 1, &buffer); - if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Unable to get the FADT\n"); - goto error0; - } #ifdef CONFIG_X86 if (!acpi_ioapic) { - extern acpi_interrupt_flags acpi_sci_flags; + extern u8 acpi_sci_flags; /* compatible (0) means level (3) */ - if (acpi_sci_flags.trigger == 0) - acpi_sci_flags.trigger = 3; - + if (!(acpi_sci_flags & ACPI_MADT_TRIGGER_MASK)) { + acpi_sci_flags &= ~ACPI_MADT_TRIGGER_MASK; + acpi_sci_flags |= ACPI_MADT_TRIGGER_LEVEL; + } /* Set PIC-mode SCI trigger type */ - acpi_pic_sci_set_trigger(acpi_fadt.sci_int, - acpi_sci_flags.trigger); + acpi_pic_sci_set_trigger(acpi_gbl_FADT.sci_interrupt, + (acpi_sci_flags & ACPI_MADT_TRIGGER_MASK) >> 2); } else { extern int acpi_sci_override_gsi; /* - * now that acpi_fadt is initialized, + * now that acpi_gbl_FADT is initialized, * update it with result from INT_SRC_OVR parsing */ - acpi_fadt.sci_int = acpi_sci_override_gsi; + acpi_gbl_FADT.sci_interrupt = acpi_sci_override_gsi; } #endif diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index ac860583c203..c726612fafb6 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -75,7 +75,7 @@ static int acpi_button_state_open_fs(struct inode *inode, struct file *file); static struct acpi_driver acpi_button_driver = { .name = ACPI_BUTTON_DRIVER_NAME, .class = ACPI_BUTTON_CLASS, - .ids = "ACPI_FPB,ACPI_FSB,PNP0C0D,PNP0C0C,PNP0C0E", + .ids = "button_power,button_sleep,PNP0C0D,PNP0C0C,PNP0C0E", .ops = { .add = acpi_button_add, .remove = acpi_button_remove, diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c index 0a1863ec91f3..69a68fd394cf 100644 --- a/drivers/acpi/container.c +++ b/drivers/acpi/container.c @@ -167,7 +167,7 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context) if (ACPI_FAILURE(status) || !device) { result = container_device_add(&device, handle); if (!result) - kobject_uevent(&device->kobj, + kobject_uevent(&device->dev.kobj, KOBJ_ONLINE); else printk("Failed to add container\n"); @@ -175,13 +175,13 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context) } else { if (ACPI_SUCCESS(status)) { /* device exist and this is a remove request */ - kobject_uevent(&device->kobj, KOBJ_OFFLINE); + kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); } } break; case ACPI_NOTIFY_EJECT_REQUEST: if (!acpi_bus_get_device(handle, &device) && device) { - kobject_uevent(&device->kobj, KOBJ_OFFLINE); + kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); } break; default: diff --git a/drivers/acpi/debug.c b/drivers/acpi/debug.c index 35c6af8a83cd..d48f65a8f658 100644 --- a/drivers/acpi/debug.c +++ b/drivers/acpi/debug.c @@ -13,14 +13,11 @@ #define _COMPONENT ACPI_SYSTEM_COMPONENT ACPI_MODULE_NAME("debug") -#define ACPI_SYSTEM_FILE_DEBUG_LAYER "debug_layer" -#define ACPI_SYSTEM_FILE_DEBUG_LEVEL "debug_level" + #ifdef MODULE_PARAM_PREFIX #undef MODULE_PARAM_PREFIX #endif -#define MODULE_PARAM_PREFIX - module_param(acpi_dbg_layer, uint, 0400); -module_param(acpi_dbg_level, uint, 0400); +#define MODULE_PARAM_PREFIX "acpi." struct acpi_dlayer { const char *name; @@ -86,6 +83,60 @@ static const struct acpi_dlevel acpi_debug_levels[] = { ACPI_DEBUG_INIT(ACPI_LV_EVENTS), }; +/* -------------------------------------------------------------------------- + FS Interface (/sys) + -------------------------------------------------------------------------- */ +static int param_get_debug_layer(char *buffer, struct kernel_param *kp) { + int result = 0; + int i; + + result = sprintf(buffer, "%-25s\tHex SET\n", "Description"); + + for(i = 0; i <ARRAY_SIZE(acpi_debug_layers); i++) { + result += sprintf(buffer+result, "%-25s\t0x%08lX [%c]\n", + acpi_debug_layers[i].name, + acpi_debug_layers[i].value, + (acpi_dbg_layer & acpi_debug_layers[i].value) ? '*' : ' '); + } + result += sprintf(buffer+result, "%-25s\t0x%08X [%c]\n", "ACPI_ALL_DRIVERS", + ACPI_ALL_DRIVERS, + (acpi_dbg_layer & ACPI_ALL_DRIVERS) == + ACPI_ALL_DRIVERS ? '*' : (acpi_dbg_layer & + ACPI_ALL_DRIVERS) == 0 ? ' ' : '-'); + result += sprintf(buffer+result, "--\ndebug_layer = 0x%08X ( * = enabled)\n", acpi_dbg_layer); + + return result; +} + +static int param_get_debug_level(char *buffer, struct kernel_param *kp) { + int result = 0; + int i; + + result = sprintf(buffer, "%-25s\tHex SET\n", "Description"); + + for (i = 0; i < ARRAY_SIZE(acpi_debug_levels); i++) { + result += sprintf(buffer+result, "%-25s\t0x%08lX [%c]\n", + acpi_debug_levels[i].name, + acpi_debug_levels[i].value, + (acpi_dbg_level & acpi_debug_levels[i]. + value) ? '*' : ' '); + } + result += sprintf(buffer+result, "--\ndebug_level = 0x%08X (* = enabled)\n", + acpi_dbg_level); + + return result; +} + +module_param_call(debug_layer, param_set_uint, param_get_debug_layer, &acpi_dbg_layer, 0644); +module_param_call(debug_level, param_set_uint, param_get_debug_level, &acpi_dbg_level, 0644); + +/* -------------------------------------------------------------------------- + FS Interface (/proc) + -------------------------------------------------------------------------- */ +#ifdef CONFIG_ACPI_PROCFS +#define ACPI_SYSTEM_FILE_DEBUG_LAYER "debug_layer" +#define ACPI_SYSTEM_FILE_DEBUG_LEVEL "debug_level" + static int acpi_system_read_debug(char *page, char **start, off_t off, int count, int *eof, void *data) @@ -221,3 +272,4 @@ static int __init acpi_debug_init(void) } subsys_initcall(acpi_debug_init); +#endif diff --git a/drivers/acpi/dispatcher/dsfield.c b/drivers/acpi/dispatcher/dsfield.c index a6d77efb41a0..f049639bac35 100644 --- a/drivers/acpi/dispatcher/dsfield.c +++ b/drivers/acpi/dispatcher/dsfield.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -133,7 +133,8 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op, } } - /* We could put the returned object (Node) on the object stack for later, + /* + * We could put the returned object (Node) on the object stack for later, * but for now, we will put it in the "op" object that the parser uses, * so we can get it again at the end of this scope */ @@ -514,8 +515,33 @@ acpi_ds_create_bank_field(union acpi_parse_object *op, /* Third arg is the bank_value */ + /* TBD: This arg is a term_arg, not a constant, and must be evaluated */ + arg = arg->common.next; - info.bank_value = (u32) arg->common.value.integer; + + /* Currently, only the following constants are supported */ + + switch (arg->common.aml_opcode) { + case AML_ZERO_OP: + info.bank_value = 0; + break; + + case AML_ONE_OP: + info.bank_value = 1; + break; + + case AML_BYTE_OP: + case AML_WORD_OP: + case AML_DWORD_OP: + case AML_QWORD_OP: + info.bank_value = (u32) arg->common.value.integer; + break; + + default: + info.bank_value = 0; + ACPI_ERROR((AE_INFO, + "Non-constant BankValue for BankField is not implemented")); + } /* Fourth arg is the field flags */ diff --git a/drivers/acpi/dispatcher/dsinit.c b/drivers/acpi/dispatcher/dsinit.c index 1888c055d10f..af923c388520 100644 --- a/drivers/acpi/dispatcher/dsinit.c +++ b/drivers/acpi/dispatcher/dsinit.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,7 @@ #include <acpi/acpi.h> #include <acpi/acdispat.h> #include <acpi/acnamesp.h> +#include <acpi/actables.h> #define _COMPONENT ACPI_DISPATCHER ACPI_MODULE_NAME("dsinit") @@ -90,7 +91,7 @@ acpi_ds_init_one_object(acpi_handle obj_handle, * We are only interested in NS nodes owned by the table that * was just loaded */ - if (node->owner_id != info->table_desc->owner_id) { + if (node->owner_id != info->owner_id) { return (AE_OK); } @@ -150,14 +151,21 @@ acpi_ds_init_one_object(acpi_handle obj_handle, ******************************************************************************/ acpi_status -acpi_ds_initialize_objects(struct acpi_table_desc * table_desc, +acpi_ds_initialize_objects(acpi_native_uint table_index, struct acpi_namespace_node * start_node) { acpi_status status; struct acpi_init_walk_info info; + struct acpi_table_header *table; + acpi_owner_id owner_id; ACPI_FUNCTION_TRACE(ds_initialize_objects); + status = acpi_tb_get_owner_id(table_index, &owner_id); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "**** Starting initialization of namespace objects ****\n")); ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "Parsing all Control Methods:")); @@ -166,7 +174,8 @@ acpi_ds_initialize_objects(struct acpi_table_desc * table_desc, info.op_region_count = 0; info.object_count = 0; info.device_count = 0; - info.table_desc = table_desc; + info.table_index = table_index; + info.owner_id = owner_id; /* Walk entire namespace from the supplied root */ @@ -176,10 +185,14 @@ acpi_ds_initialize_objects(struct acpi_table_desc * table_desc, ACPI_EXCEPTION((AE_INFO, status, "During WalkNamespace")); } + status = acpi_get_table_by_index(table_index, &table); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "\nTable [%4.4s](id %4.4X) - %hd Objects with %hd Devices %hd Methods %hd Regions\n", - table_desc->pointer->signature, - table_desc->owner_id, info.object_count, + table->signature, owner_id, info.object_count, info.device_count, info.method_count, info.op_region_count)); diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c index cf888add3191..1cbe61905824 100644 --- a/drivers/acpi/dispatcher/dsmethod.c +++ b/drivers/acpi/dispatcher/dsmethod.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -327,7 +327,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread, ACPI_FUNCTION_TRACE_PTR(ds_call_control_method, this_walk_state); ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, - "Execute method %p, currentstate=%p\n", + "Calling method %p, currentstate=%p\n", this_walk_state->prev_op, this_walk_state)); /* @@ -351,49 +351,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread, return_ACPI_STATUS(status); } - /* - * 1) Parse the method. All "normal" methods are parsed for each execution. - * Internal methods (_OSI, etc.) do not require parsing. - */ - if (!(obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY)) { - - /* Create a new walk state for the parse */ - - next_walk_state = - acpi_ds_create_walk_state(obj_desc->method.owner_id, op, - obj_desc, NULL); - if (!next_walk_state) { - status = AE_NO_MEMORY; - goto cleanup; - } - - /* Create and init a parse tree root */ - - op = acpi_ps_create_scope_op(); - if (!op) { - status = AE_NO_MEMORY; - goto cleanup; - } - - status = acpi_ds_init_aml_walk(next_walk_state, op, method_node, - obj_desc->method.aml_start, - obj_desc->method.aml_length, - NULL, 1); - if (ACPI_FAILURE(status)) { - acpi_ps_delete_parse_tree(op); - goto cleanup; - } - - /* Begin AML parse (deletes next_walk_state) */ - - status = acpi_ps_parse_aml(next_walk_state); - acpi_ps_delete_parse_tree(op); - if (ACPI_FAILURE(status)) { - goto cleanup; - } - } - - /* 2) Begin method execution. Create a new walk state */ + /* Begin method parse/execution. Create a new walk state */ next_walk_state = acpi_ds_create_walk_state(obj_desc->method.owner_id, NULL, obj_desc, thread); @@ -424,7 +382,8 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread, status = acpi_ds_init_aml_walk(next_walk_state, NULL, method_node, obj_desc->method.aml_start, - obj_desc->method.aml_length, info, 3); + obj_desc->method.aml_length, info, + ACPI_IMODE_EXECUTE); ACPI_FREE(info); if (ACPI_FAILURE(status)) { @@ -445,8 +404,8 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread, this_walk_state->num_operands = 0; ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, - "Starting nested execution, newstate=%p\n", - next_walk_state)); + "**** Begin nested execution of [%4.4s] **** WalkState=%p\n", + method_node->name.ascii, next_walk_state)); /* Invoke an internal method if necessary */ diff --git a/drivers/acpi/dispatcher/dsmthdat.c b/drivers/acpi/dispatcher/dsmthdat.c index 459160ff9058..ba4626e06a5e 100644 --- a/drivers/acpi/dispatcher/dsmthdat.c +++ b/drivers/acpi/dispatcher/dsmthdat.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/dispatcher/dsobject.c b/drivers/acpi/dispatcher/dsobject.c index 72190abb1d59..a474ca2334d5 100644 --- a/drivers/acpi/dispatcher/dsobject.c +++ b/drivers/acpi/dispatcher/dsobject.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -260,7 +260,7 @@ acpi_ds_build_internal_buffer_obj(struct acpi_walk_state *walk_state, } obj_desc->buffer.flags |= AOPOBJ_DATA_VALID; - op->common.node = (struct acpi_namespace_node *)obj_desc; + op->common.node = ACPI_CAST_PTR(struct acpi_namespace_node, obj_desc); return_ACPI_STATUS(AE_OK); } @@ -270,7 +270,8 @@ acpi_ds_build_internal_buffer_obj(struct acpi_walk_state *walk_state, * * PARAMETERS: walk_state - Current walk state * Op - Parser object to be translated - * package_length - Number of elements in the package + * element_count - Number of elements in the package - this is + * the num_elements argument to Package() * obj_desc_ptr - Where the ACPI internal object is returned * * RETURN: Status @@ -278,18 +279,29 @@ acpi_ds_build_internal_buffer_obj(struct acpi_walk_state *walk_state, * DESCRIPTION: Translate a parser Op package object to the equivalent * namespace object * + * NOTE: The number of elements in the package will be always be the num_elements + * count, regardless of the number of elements in the package list. If + * num_elements is smaller, only that many package list elements are used. + * if num_elements is larger, the Package object is padded out with + * objects of type Uninitialized (as per ACPI spec.) + * + * Even though the ASL compilers do not allow num_elements to be smaller + * than the Package list length (for the fixed length package opcode), some + * BIOS code modifies the AML on the fly to adjust the num_elements, and + * this code compensates for that. This also provides compatibility with + * other AML interpreters. + * ******************************************************************************/ acpi_status acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, union acpi_parse_object *op, - u32 package_length, + u32 element_count, union acpi_operand_object **obj_desc_ptr) { union acpi_parse_object *arg; union acpi_parse_object *parent; union acpi_operand_object *obj_desc = NULL; - u32 package_list_length; acpi_status status = AE_OK; acpi_native_uint i; @@ -318,32 +330,13 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, obj_desc->package.node = parent->common.node; } - obj_desc->package.count = package_length; - - /* Count the number of items in the package list */ - - arg = op->common.value.arg; - arg = arg->common.next; - for (package_list_length = 0; arg; package_list_length++) { - arg = arg->common.next; - } - - /* - * The package length (number of elements) will be the greater - * of the specified length and the length of the initializer list - */ - if (package_list_length > package_length) { - obj_desc->package.count = package_list_length; - } - /* - * Allocate the pointer array (array of pointers to the - * individual objects). Add an extra pointer slot so - * that the list is always null terminated. + * Allocate the element array (array of pointers to the individual + * objects) based on the num_elements parameter. Add an extra pointer slot + * so that the list is always null terminated. */ obj_desc->package.elements = ACPI_ALLOCATE_ZEROED(((acpi_size) - obj_desc->package. - count + + element_count + 1) * sizeof(void *)); if (!obj_desc->package.elements) { @@ -351,15 +344,20 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, return_ACPI_STATUS(AE_NO_MEMORY); } + obj_desc->package.count = element_count; + /* - * Initialize all elements of the package + * Initialize the elements of the package, up to the num_elements count. + * Package is automatically padded with uninitialized (NULL) elements + * if num_elements is greater than the package list length. Likewise, + * Package is truncated if num_elements is less than the list length. */ arg = op->common.value.arg; arg = arg->common.next; - for (i = 0; arg; i++) { + for (i = 0; arg && (i < element_count); i++) { if (arg->common.aml_opcode == AML_INT_RETURN_VALUE_OP) { - /* Object (package or buffer) is already built */ + /* This package element is already built, just get it */ obj_desc->package.elements[i] = ACPI_CAST_PTR(union acpi_operand_object, @@ -373,8 +371,14 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, arg = arg->common.next; } + if (!arg) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Package List length larger than NumElements count (%X), truncated\n", + element_count)); + } + obj_desc->package.flags |= AOPOBJ_DATA_VALID; - op->common.node = (struct acpi_namespace_node *)obj_desc; + op->common.node = ACPI_CAST_PTR(struct acpi_namespace_node, obj_desc); return_ACPI_STATUS(status); } @@ -488,8 +492,9 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state, /* * Defer evaluation of Buffer term_arg operand */ - obj_desc->buffer.node = (struct acpi_namespace_node *) - walk_state->operands[0]; + obj_desc->buffer.node = + ACPI_CAST_PTR(struct acpi_namespace_node, + walk_state->operands[0]); obj_desc->buffer.aml_start = op->named.data; obj_desc->buffer.aml_length = op->named.length; break; @@ -499,8 +504,9 @@ acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state, /* * Defer evaluation of Package term_arg operand */ - obj_desc->package.node = (struct acpi_namespace_node *) - walk_state->operands[0]; + obj_desc->package.node = + ACPI_CAST_PTR(struct acpi_namespace_node, + walk_state->operands[0]); obj_desc->package.aml_start = op->named.data; obj_desc->package.aml_length = op->named.length; break; diff --git a/drivers/acpi/dispatcher/dsopcode.c b/drivers/acpi/dispatcher/dsopcode.c index 5b974a8fe614..6c6104a7a247 100644 --- a/drivers/acpi/dispatcher/dsopcode.c +++ b/drivers/acpi/dispatcher/dsopcode.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -114,7 +114,7 @@ acpi_ds_execute_arguments(struct acpi_namespace_node *node, } status = acpi_ds_init_aml_walk(walk_state, op, NULL, aml_start, - aml_length, NULL, 1); + aml_length, NULL, ACPI_IMODE_LOAD_PASS1); if (ACPI_FAILURE(status)) { acpi_ds_delete_walk_state(walk_state); goto cleanup; @@ -157,7 +157,7 @@ acpi_ds_execute_arguments(struct acpi_namespace_node *node, /* Execute the opcode and arguments */ status = acpi_ds_init_aml_walk(walk_state, op, NULL, aml_start, - aml_length, NULL, 3); + aml_length, NULL, ACPI_IMODE_EXECUTE); if (ACPI_FAILURE(status)) { acpi_ds_delete_walk_state(walk_state); goto cleanup; diff --git a/drivers/acpi/dispatcher/dsutils.c b/drivers/acpi/dispatcher/dsutils.c index 05230baf5de8..e4073e05a75c 100644 --- a/drivers/acpi/dispatcher/dsutils.c +++ b/drivers/acpi/dispatcher/dsutils.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/dispatcher/dswexec.c b/drivers/acpi/dispatcher/dswexec.c index d7a616c3104e..69693fa07224 100644 --- a/drivers/acpi/dispatcher/dswexec.c +++ b/drivers/acpi/dispatcher/dswexec.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -219,7 +219,7 @@ acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, if (!op) { status = acpi_ds_load2_begin_op(walk_state, out_op); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + goto error_exit; } op = *out_op; @@ -238,7 +238,7 @@ acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, status = acpi_ds_scope_stack_pop(walk_state); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + goto error_exit; } } } @@ -287,7 +287,7 @@ acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, status = acpi_ds_result_stack_push(walk_state); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + goto error_exit; } status = acpi_ds_exec_begin_control_op(walk_state, op); @@ -328,6 +328,10 @@ acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, /* Nothing to do here during method execution */ return_ACPI_STATUS(status); + + error_exit: + status = acpi_ds_method_error(status, walk_state); + return_ACPI_STATUS(status); } /***************************************************************************** diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c index e3ca7f6539c1..8ab9d1b29a4c 100644 --- a/drivers/acpi/dispatcher/dswload.c +++ b/drivers/acpi/dispatcher/dswload.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -196,6 +196,7 @@ acpi_ds_load1_begin_op(struct acpi_walk_state * walk_state, * one of the opcodes that actually opens a scope */ switch (node->type) { + case ACPI_TYPE_ANY: case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ case ACPI_TYPE_DEVICE: case ACPI_TYPE_POWER: @@ -546,6 +547,7 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state, acpi_status status; acpi_object_type object_type; char *buffer_ptr; + u32 flags; ACPI_FUNCTION_TRACE(ds_load2_begin_op); @@ -669,6 +671,7 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state, * one of the opcodes that actually opens a scope */ switch (node->type) { + case ACPI_TYPE_ANY: case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ case ACPI_TYPE_DEVICE: case ACPI_TYPE_POWER: @@ -750,12 +753,20 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state, break; } - /* Add new entry into namespace */ + flags = ACPI_NS_NO_UPSEARCH; + if (walk_state->pass_number == ACPI_IMODE_EXECUTE) { + + /* Execution mode, node cannot already exist, node is temporary */ + + flags |= (ACPI_NS_ERROR_IF_FOUND | ACPI_NS_TEMPORARY); + } + + /* Add new entry or lookup existing entry */ status = acpi_ns_lookup(walk_state->scope_info, buffer_ptr, - object_type, ACPI_IMODE_LOAD_PASS2, - ACPI_NS_NO_UPSEARCH, walk_state, &(node)); + object_type, ACPI_IMODE_LOAD_PASS2, flags, + walk_state, &node); break; } diff --git a/drivers/acpi/dispatcher/dswscope.c b/drivers/acpi/dispatcher/dswscope.c index c9228972f5f6..3927c495e4bf 100644 --- a/drivers/acpi/dispatcher/dswscope.c +++ b/drivers/acpi/dispatcher/dswscope.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/dispatcher/dswstate.c index 7817e5522679..16c8e38b51ef 100644 --- a/drivers/acpi/dispatcher/dswstate.c +++ b/drivers/acpi/dispatcher/dswstate.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c index 90990a4b6526..688e83a16906 100644 --- a/drivers/acpi/dock.c +++ b/drivers/acpi/dock.c @@ -615,20 +615,28 @@ static acpi_status find_dock_devices(acpi_handle handle, u32 lvl, void *context, void **rv) { acpi_status status; - acpi_handle tmp; + acpi_handle tmp, parent; struct dock_station *ds = context; struct dock_dependent_device *dd; status = acpi_bus_get_ejd(handle, &tmp); - if (ACPI_FAILURE(status)) - return AE_OK; + if (ACPI_FAILURE(status)) { + /* try the parent device as well */ + status = acpi_get_parent(handle, &parent); + if (ACPI_FAILURE(status)) + goto fdd_out; + /* see if parent is dependent on dock */ + status = acpi_bus_get_ejd(parent, &tmp); + if (ACPI_FAILURE(status)) + goto fdd_out; + } if (tmp == ds->handle) { dd = alloc_dock_dependent_device(handle); if (dd) add_dock_dependent_device(ds, dd); } - +fdd_out: return AE_OK; } diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index cbdf031f3c09..743ce27fa0bb 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -872,9 +872,8 @@ static int __init acpi_ec_get_real_ecdt(void) acpi_status status; struct acpi_table_ecdt *ecdt_ptr; - status = acpi_get_firmware_table("ECDT", 1, ACPI_LOGICAL_ADDRESSING, - (struct acpi_table_header **) - &ecdt_ptr); + status = acpi_get_table(ACPI_SIG_ECDT, 1, + (struct acpi_table_header **)&ecdt_ptr); if (ACPI_FAILURE(status)) return -ENODEV; @@ -891,14 +890,14 @@ static int __init acpi_ec_get_real_ecdt(void) if (acpi_ec_mode == EC_INTR) { init_waitqueue_head(&ec_ecdt->wait); } - ec_ecdt->command_addr = ecdt_ptr->ec_control.address; - ec_ecdt->data_addr = ecdt_ptr->ec_data.address; - ec_ecdt->gpe = ecdt_ptr->gpe_bit; + ec_ecdt->command_addr = ecdt_ptr->control.address; + ec_ecdt->data_addr = ecdt_ptr->data.address; + ec_ecdt->gpe = ecdt_ptr->gpe; /* use the GL just to be safe */ ec_ecdt->global_lock = TRUE; ec_ecdt->uid = ecdt_ptr->uid; - status = acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->handle); + status = acpi_get_handle(NULL, ecdt_ptr->id, &ec_ecdt->handle); if (ACPI_FAILURE(status)) { goto error; } diff --git a/drivers/acpi/events/evevent.c b/drivers/acpi/events/evevent.c index 919037d6acff..a1f87b5def2a 100644 --- a/drivers/acpi/events/evevent.c +++ b/drivers/acpi/events/evevent.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -70,13 +70,6 @@ acpi_status acpi_ev_initialize_events(void) ACPI_FUNCTION_TRACE(ev_initialize_events); - /* Make sure we have ACPI tables */ - - if (!acpi_gbl_DSDT) { - ACPI_WARNING((AE_INFO, "No ACPI tables present!")); - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - /* * Initialize the Fixed and General Purpose Events. This is done prior to * enabling SCIs to prevent interrupts from occurring before the handlers are @@ -211,8 +204,7 @@ static acpi_status acpi_ev_fixed_event_initialize(void) if (acpi_gbl_fixed_event_info[i].enable_register_id != 0xFF) { status = acpi_set_register(acpi_gbl_fixed_event_info[i]. - enable_register_id, 0, - ACPI_MTX_LOCK); + enable_register_id, 0); if (ACPI_FAILURE(status)) { return (status); } @@ -298,7 +290,7 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event) /* Clear the status bit */ (void)acpi_set_register(acpi_gbl_fixed_event_info[event]. - status_register_id, 1, ACPI_MTX_DO_NOT_LOCK); + status_register_id, 1); /* * Make sure we've got a handler. If not, report an error. @@ -306,8 +298,7 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event) */ if (NULL == acpi_gbl_fixed_event_handlers[event].handler) { (void)acpi_set_register(acpi_gbl_fixed_event_info[event]. - enable_register_id, 0, - ACPI_MTX_DO_NOT_LOCK); + enable_register_id, 0); ACPI_ERROR((AE_INFO, "No installed handler for fixed event [%08X]", diff --git a/drivers/acpi/events/evgpe.c b/drivers/acpi/events/evgpe.c index c76c0583ca6a..dfac3ecc596e 100644 --- a/drivers/acpi/events/evgpe.c +++ b/drivers/acpi/events/evgpe.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -121,7 +121,9 @@ acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info, if (!gpe_register_info) { return_ACPI_STATUS(AE_NOT_EXIST); } - register_bit = gpe_event_info->register_bit; + register_bit = (u8) + (1 << + (gpe_event_info->gpe_number - gpe_register_info->base_gpe_number)); /* 1) Disable case. Simply clear all enable bits */ @@ -458,8 +460,7 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list) /* Examine one GPE bit */ - if (enabled_status_byte & - acpi_gbl_decode_to8bit[j]) { + if (enabled_status_byte & (1 << j)) { /* * Found an active GPE. Dispatch the event to a handler * or method. @@ -570,7 +571,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context) if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, - "While evaluating GPE method [%4.4s]", + "while evaluating GPE method [%4.4s]", acpi_ut_get_node_name (local_gpe_event_info.dispatch. method_node))); @@ -618,6 +619,8 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number) ACPI_FUNCTION_TRACE(ev_gpe_dispatch); + acpi_gpe_count++; + /* * If edge-triggered, clear the GPE status bit now. Note that * level-triggered events are cleared after the GPE is serviced. @@ -633,20 +636,23 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number) } } - /* Save current system state */ - - if (acpi_gbl_system_awake_and_running) { - ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); - } else { - ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); + if (!acpi_gbl_system_awake_and_running) { + /* + * We just woke up because of a wake GPE. Disable any further GPEs + * until we are fully up and running (Only wake GPEs should be enabled + * at this time, but we just brute-force disable them all.) + * 1) We must disable this particular wake GPE so it won't fire again + * 2) We want to disable all wake GPEs, since we are now awake + */ + (void)acpi_hw_disable_all_gpes(); } /* - * Dispatch the GPE to either an installed handler, or the control - * method associated with this GPE (_Lxx or _Exx). - * If a handler exists, we invoke it and do not attempt to run the method. - * If there is neither a handler nor a method, we disable the level to - * prevent further events from coming in here. + * Dispatch the GPE to either an installed handler, or the control method + * associated with this GPE (_Lxx or _Exx). If a handler exists, we invoke + * it and do not attempt to run the method. If there is neither a handler + * nor a method, we disable this GPE to prevent further such pointless + * events from firing. */ switch (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) { case ACPI_GPE_DISPATCH_HANDLER: @@ -677,8 +683,8 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number) case ACPI_GPE_DISPATCH_METHOD: /* - * Disable GPE, so it doesn't keep firing before the method has a - * chance to run. + * Disable the GPE, so it doesn't keep firing before the method has a + * chance to run (it runs asynchronously with interrupts enabled). */ status = acpi_ev_disable_gpe(gpe_event_info); if (ACPI_FAILURE(status)) { @@ -711,7 +717,7 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number) gpe_number)); /* - * Disable the GPE. The GPE will remain disabled until the ACPI + * Disable the GPE. The GPE will remain disabled until the ACPI * Core Subsystem is restarted, or a handler is installed. */ status = acpi_ev_disable_gpe(gpe_event_info); @@ -726,50 +732,3 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number) return_UINT32(ACPI_INTERRUPT_HANDLED); } - -#ifdef ACPI_GPE_NOTIFY_CHECK -/******************************************************************************* - * TBD: NOT USED, PROTOTYPE ONLY AND WILL PROBABLY BE REMOVED - * - * FUNCTION: acpi_ev_check_for_wake_only_gpe - * - * PARAMETERS: gpe_event_info - info for this GPE - * - * RETURN: Status - * - * DESCRIPTION: Determine if a a GPE is "wake-only". - * - * Called from Notify() code in interpreter when a "DeviceWake" - * Notify comes in. - * - ******************************************************************************/ - -acpi_status -acpi_ev_check_for_wake_only_gpe(struct acpi_gpe_event_info *gpe_event_info) -{ - acpi_status status; - - ACPI_FUNCTION_TRACE(ev_check_for_wake_only_gpe); - - if ((gpe_event_info) && /* Only >0 for _Lxx/_Exx */ - ((gpe_event_info->flags & ACPI_GPE_SYSTEM_MASK) == ACPI_GPE_SYSTEM_RUNNING)) { /* System state at GPE time */ - /* This must be a wake-only GPE, disable it */ - - status = acpi_ev_disable_gpe(gpe_event_info); - - /* Set GPE to wake-only. Do not change wake disabled/enabled status */ - - acpi_ev_set_gpe_type(gpe_event_info, ACPI_GPE_TYPE_WAKE); - - ACPI_INFO((AE_INFO, - "GPE %p was updated from wake/run to wake-only", - gpe_event_info)); - - /* This was a wake-only GPE */ - - return_ACPI_STATUS(AE_WAKE_ONLY_GPE); - } - - return_ACPI_STATUS(AE_OK); -} -#endif diff --git a/drivers/acpi/events/evgpeblk.c b/drivers/acpi/events/evgpeblk.c index 95ddeb48bc0f..ad5bc76edf46 100644 --- a/drivers/acpi/events/evgpeblk.c +++ b/drivers/acpi/events/evgpeblk.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -529,7 +529,7 @@ static struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 /* Install new interrupt handler if not SCI_INT */ - if (interrupt_number != acpi_gbl_FADT->sci_int) { + if (interrupt_number != acpi_gbl_FADT.sci_interrupt) { status = acpi_os_install_interrupt_handler(interrupt_number, acpi_ev_gpe_xrupt_handler, gpe_xrupt); @@ -567,7 +567,7 @@ acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt) /* We never want to remove the SCI interrupt handler */ - if (gpe_xrupt->interrupt_number == acpi_gbl_FADT->sci_int) { + if (gpe_xrupt->interrupt_number == acpi_gbl_FADT.sci_interrupt) { gpe_xrupt->gpe_block_list_head = NULL; return_ACPI_STATUS(AE_OK); } @@ -796,30 +796,31 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block) (u8) (gpe_block->block_base_number + (i * ACPI_GPE_REGISTER_WIDTH)); - ACPI_STORE_ADDRESS(this_register->status_address.address, - (gpe_block->block_address.address + i)); + this_register->status_address.address = + gpe_block->block_address.address + i; - ACPI_STORE_ADDRESS(this_register->enable_address.address, - (gpe_block->block_address.address - + i + gpe_block->register_count)); + this_register->enable_address.address = + gpe_block->block_address.address + i + + gpe_block->register_count; - this_register->status_address.address_space_id = - gpe_block->block_address.address_space_id; - this_register->enable_address.address_space_id = - gpe_block->block_address.address_space_id; - this_register->status_address.register_bit_width = + this_register->status_address.space_id = + gpe_block->block_address.space_id; + this_register->enable_address.space_id = + gpe_block->block_address.space_id; + this_register->status_address.bit_width = ACPI_GPE_REGISTER_WIDTH; - this_register->enable_address.register_bit_width = + this_register->enable_address.bit_width = ACPI_GPE_REGISTER_WIDTH; - this_register->status_address.register_bit_offset = + this_register->status_address.bit_offset = ACPI_GPE_REGISTER_WIDTH; - this_register->enable_address.register_bit_offset = + this_register->enable_address.bit_offset = ACPI_GPE_REGISTER_WIDTH; /* Init the event_info for each GPE within this register */ for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) { - this_event->register_bit = acpi_gbl_decode_to8bit[j]; + this_event->gpe_number = + (u8) (this_register->base_gpe_number + j); this_event->register_info = this_register; this_event++; } @@ -1109,11 +1110,12 @@ acpi_status acpi_ev_gpe_initialize(void) * If EITHER the register length OR the block address are zero, then that * particular block is not supported. */ - if (acpi_gbl_FADT->gpe0_blk_len && acpi_gbl_FADT->xgpe0_blk.address) { + if (acpi_gbl_FADT.gpe0_block_length && + acpi_gbl_FADT.xgpe0_block.address) { /* GPE block 0 exists (has both length and address > 0) */ - register_count0 = (u16) (acpi_gbl_FADT->gpe0_blk_len / 2); + register_count0 = (u16) (acpi_gbl_FADT.gpe0_block_length / 2); gpe_number_max = (register_count0 * ACPI_GPE_REGISTER_WIDTH) - 1; @@ -1121,9 +1123,9 @@ acpi_status acpi_ev_gpe_initialize(void) /* Install GPE Block 0 */ status = acpi_ev_create_gpe_block(acpi_gbl_fadt_gpe_device, - &acpi_gbl_FADT->xgpe0_blk, + &acpi_gbl_FADT.xgpe0_block, register_count0, 0, - acpi_gbl_FADT->sci_int, + acpi_gbl_FADT.sci_interrupt, &acpi_gbl_gpe_fadt_blocks[0]); if (ACPI_FAILURE(status)) { @@ -1132,20 +1134,21 @@ acpi_status acpi_ev_gpe_initialize(void) } } - if (acpi_gbl_FADT->gpe1_blk_len && acpi_gbl_FADT->xgpe1_blk.address) { + if (acpi_gbl_FADT.gpe1_block_length && + acpi_gbl_FADT.xgpe1_block.address) { /* GPE block 1 exists (has both length and address > 0) */ - register_count1 = (u16) (acpi_gbl_FADT->gpe1_blk_len / 2); + register_count1 = (u16) (acpi_gbl_FADT.gpe1_block_length / 2); /* Check for GPE0/GPE1 overlap (if both banks exist) */ if ((register_count0) && - (gpe_number_max >= acpi_gbl_FADT->gpe1_base)) { + (gpe_number_max >= acpi_gbl_FADT.gpe1_base)) { ACPI_ERROR((AE_INFO, "GPE0 block (GPE 0 to %d) overlaps the GPE1 block (GPE %d to %d) - Ignoring GPE1", - gpe_number_max, acpi_gbl_FADT->gpe1_base, - acpi_gbl_FADT->gpe1_base + + gpe_number_max, acpi_gbl_FADT.gpe1_base, + acpi_gbl_FADT.gpe1_base + ((register_count1 * ACPI_GPE_REGISTER_WIDTH) - 1))); @@ -1157,10 +1160,11 @@ acpi_status acpi_ev_gpe_initialize(void) status = acpi_ev_create_gpe_block(acpi_gbl_fadt_gpe_device, - &acpi_gbl_FADT->xgpe1_blk, + &acpi_gbl_FADT.xgpe1_block, register_count1, - acpi_gbl_FADT->gpe1_base, - acpi_gbl_FADT->sci_int, + acpi_gbl_FADT.gpe1_base, + acpi_gbl_FADT. + sci_interrupt, &acpi_gbl_gpe_fadt_blocks [1]); @@ -1173,7 +1177,7 @@ acpi_status acpi_ev_gpe_initialize(void) * GPE0 and GPE1 do not have to be contiguous in the GPE number * space. However, GPE0 always starts at GPE number zero. */ - gpe_number_max = acpi_gbl_FADT->gpe1_base + + gpe_number_max = acpi_gbl_FADT.gpe1_base + ((register_count1 * ACPI_GPE_REGISTER_WIDTH) - 1); } } diff --git a/drivers/acpi/events/evmisc.c b/drivers/acpi/events/evmisc.c index bf63edc6608d..1b784ffe54c3 100644 --- a/drivers/acpi/events/evmisc.c +++ b/drivers/acpi/events/evmisc.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -63,14 +63,18 @@ static const char *acpi_notify_value_names[] = { }; #endif +/* Pointer to FACS needed for the Global Lock */ + +static struct acpi_table_facs *facs = NULL; + /* Local prototypes */ static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context); -static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context); - static u32 acpi_ev_global_lock_handler(void *context); +static acpi_status acpi_ev_remove_global_lock_handler(void); + /******************************************************************************* * * FUNCTION: acpi_ev_is_notify_object @@ -282,49 +286,19 @@ static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context) /******************************************************************************* * - * FUNCTION: acpi_ev_global_lock_thread - * - * PARAMETERS: Context - From thread interface, not used - * - * RETURN: None - * - * DESCRIPTION: Invoked by SCI interrupt handler upon acquisition of the - * Global Lock. Simply signal all threads that are waiting - * for the lock. - * - ******************************************************************************/ - -static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context) -{ - acpi_status status; - - /* Signal threads that are waiting for the lock */ - - if (acpi_gbl_global_lock_thread_count) { - - /* Send sufficient units to the semaphore */ - - status = - acpi_os_signal_semaphore(acpi_gbl_global_lock_semaphore, - acpi_gbl_global_lock_thread_count); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not signal Global Lock semaphore")); - } - } -} - -/******************************************************************************* - * * FUNCTION: acpi_ev_global_lock_handler * * PARAMETERS: Context - From thread interface, not used * - * RETURN: ACPI_INTERRUPT_HANDLED or ACPI_INTERRUPT_NOT_HANDLED + * RETURN: ACPI_INTERRUPT_HANDLED * * DESCRIPTION: Invoked directly from the SCI handler when a global lock - * release interrupt occurs. Grab the global lock and queue - * the global lock thread for execution + * release interrupt occurs. Attempt to acquire the global lock, + * if successful, signal the thread waiting for the lock. + * + * NOTE: Assumes that the semaphore can be signaled from interrupt level. If + * this is not possible for some reason, a separate thread will have to be + * scheduled to do this. * ******************************************************************************/ @@ -333,16 +307,24 @@ static u32 acpi_ev_global_lock_handler(void *context) u8 acquired = FALSE; /* - * Attempt to get the lock + * Attempt to get the lock. + * * If we don't get it now, it will be marked pending and we will * take another interrupt when it becomes free. */ - ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, acquired); + ACPI_ACQUIRE_GLOBAL_LOCK(facs, acquired); if (acquired) { /* Got the lock, now wake all threads waiting for it */ + acpi_gbl_global_lock_acquired = TRUE; - acpi_ev_global_lock_thread(context); + /* Send a unit to the semaphore */ + + if (ACPI_FAILURE(acpi_os_signal_semaphore( + acpi_gbl_global_lock_semaphore, 1))) { + ACPI_ERROR((AE_INFO, + "Could not signal Global Lock semaphore")); + } } return (ACPI_INTERRUPT_HANDLED); @@ -366,6 +348,13 @@ acpi_status acpi_ev_init_global_lock_handler(void) ACPI_FUNCTION_TRACE(ev_init_global_lock_handler); + status = + acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS, + (struct acpi_table_header **)&facs); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + acpi_gbl_global_lock_present = TRUE; status = acpi_install_fixed_event_handler(ACPI_EVENT_GLOBAL, acpi_ev_global_lock_handler, @@ -389,6 +378,31 @@ acpi_status acpi_ev_init_global_lock_handler(void) return_ACPI_STATUS(status); } +/******************************************************************************* + * + * FUNCTION: acpi_ev_remove_global_lock_handler + * + * PARAMETERS: None + * + * RETURN: Status + * + * DESCRIPTION: Remove the handler for the Global Lock + * + ******************************************************************************/ + +static acpi_status acpi_ev_remove_global_lock_handler(void) +{ + acpi_status status; + + ACPI_FUNCTION_TRACE(ev_remove_global_lock_handler); + + acpi_gbl_global_lock_present = FALSE; + status = acpi_remove_fixed_event_handler(ACPI_EVENT_GLOBAL, + acpi_ev_global_lock_handler); + + return_ACPI_STATUS(status); +} + /****************************************************************************** * * FUNCTION: acpi_ev_acquire_global_lock @@ -399,6 +413,16 @@ acpi_status acpi_ev_init_global_lock_handler(void) * * DESCRIPTION: Attempt to gain ownership of the Global Lock. * + * MUTEX: Interpreter must be locked + * + * Note: The original implementation allowed multiple threads to "acquire" the + * Global Lock, and the OS would hold the lock until the last thread had + * released it. However, this could potentially starve the BIOS out of the + * lock, especially in the case where there is a tight handshake between the + * Embedded Controller driver and the BIOS. Therefore, this implementation + * allows only one thread to acquire the HW Global Lock at a time, and makes + * the global lock appear as a standard mutex on the OS side. + * *****************************************************************************/ acpi_status acpi_ev_acquire_global_lock(u16 timeout) @@ -408,53 +432,51 @@ acpi_status acpi_ev_acquire_global_lock(u16 timeout) ACPI_FUNCTION_TRACE(ev_acquire_global_lock); -#ifndef ACPI_APPLICATION - /* Make sure that we actually have a global lock */ - - if (!acpi_gbl_global_lock_present) { - return_ACPI_STATUS(AE_NO_GLOBAL_LOCK); + /* + * Only one thread can acquire the GL at a time, the global_lock_mutex + * enforces this. This interface releases the interpreter if we must wait. + */ + status = acpi_ex_system_wait_mutex(acpi_gbl_global_lock_mutex, timeout); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } -#endif - - /* One more thread wants the global lock */ - - acpi_gbl_global_lock_thread_count++; /* - * If we (OS side vs. BIOS side) have the hardware lock already, - * we are done + * Make sure that a global lock actually exists. If not, just treat + * the lock as a standard mutex. */ - if (acpi_gbl_global_lock_acquired) { + if (!acpi_gbl_global_lock_present) { + acpi_gbl_global_lock_acquired = TRUE; return_ACPI_STATUS(AE_OK); } - /* We must acquire the actual hardware lock */ + /* Attempt to acquire the actual hardware lock */ - ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, acquired); + ACPI_ACQUIRE_GLOBAL_LOCK(facs, acquired); if (acquired) { /* We got the lock */ ACPI_DEBUG_PRINT((ACPI_DB_EXEC, - "Acquired the HW Global Lock\n")); + "Acquired hardware Global Lock\n")); acpi_gbl_global_lock_acquired = TRUE; return_ACPI_STATUS(AE_OK); } /* - * Did not get the lock. The pending bit was set above, and we must now + * Did not get the lock. The pending bit was set above, and we must now * wait until we get the global lock released interrupt. */ - ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Waiting for the HW Global Lock\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Waiting for hardware Global Lock\n")); /* - * Acquire the global lock semaphore first. - * Since this wait will block, we must release the interpreter + * Wait for handshake with the global lock interrupt handler. + * This interface releases the interpreter if we must wait. */ - status = - acpi_ex_system_wait_semaphore(acpi_gbl_global_lock_semaphore, - timeout); + status = acpi_ex_system_wait_semaphore(acpi_gbl_global_lock_semaphore, + ACPI_WAIT_FOREVER); + return_ACPI_STATUS(status); } @@ -477,38 +499,39 @@ acpi_status acpi_ev_release_global_lock(void) ACPI_FUNCTION_TRACE(ev_release_global_lock); - if (!acpi_gbl_global_lock_thread_count) { + /* Lock must be already acquired */ + + if (!acpi_gbl_global_lock_acquired) { ACPI_WARNING((AE_INFO, - "Cannot release HW Global Lock, it has not been acquired")); + "Cannot release the ACPI Global Lock, it has not been acquired")); return_ACPI_STATUS(AE_NOT_ACQUIRED); } - /* One fewer thread has the global lock */ + if (acpi_gbl_global_lock_present) { - acpi_gbl_global_lock_thread_count--; - if (acpi_gbl_global_lock_thread_count) { + /* Allow any thread to release the lock */ - /* There are still some threads holding the lock, cannot release */ + ACPI_RELEASE_GLOBAL_LOCK(facs, pending); - return_ACPI_STATUS(AE_OK); + /* + * If the pending bit was set, we must write GBL_RLS to the control + * register + */ + if (pending) { + status = + acpi_set_register(ACPI_BITREG_GLOBAL_LOCK_RELEASE, + 1); + } + + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Released hardware Global Lock\n")); } - /* - * No more threads holding lock, we can do the actual hardware - * release - */ - ACPI_RELEASE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, pending); acpi_gbl_global_lock_acquired = FALSE; - /* - * If the pending bit was set, we must write GBL_RLS to the control - * register - */ - if (pending) { - status = acpi_set_register(ACPI_BITREG_GLOBAL_LOCK_RELEASE, - 1, ACPI_MTX_LOCK); - } + /* Release the local GL mutex */ + acpi_os_release_mutex(acpi_gbl_global_lock_mutex); return_ACPI_STATUS(status); } @@ -558,6 +581,12 @@ void acpi_ev_terminate(void) if (ACPI_FAILURE(status)) { ACPI_ERROR((AE_INFO, "Could not remove SCI handler")); } + + status = acpi_ev_remove_global_lock_handler(); + if (ACPI_FAILURE(status)) { + ACPI_ERROR((AE_INFO, + "Could not remove Global Lock handler")); + } } /* Deallocate all handler objects installed within GPE info structs */ diff --git a/drivers/acpi/events/evregion.c b/drivers/acpi/events/evregion.c index 21caae04fe85..e99f0c435a47 100644 --- a/drivers/acpi/events/evregion.c +++ b/drivers/acpi/events/evregion.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -291,7 +291,6 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, u32 bit_width, acpi_integer * value) { acpi_status status; - acpi_status status2; acpi_adr_space_handler handler; acpi_adr_space_setup region_setup; union acpi_operand_object *handler_desc; @@ -345,7 +344,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, * setup will potentially execute control methods * (e.g., _REG method for this region) */ - acpi_ex_exit_interpreter(); + acpi_ex_relinquish_interpreter(); status = region_setup(region_obj, ACPI_REGION_ACTIVATE, handler_desc->address_space.context, @@ -353,10 +352,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, /* Re-enter the interpreter */ - status2 = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } + acpi_ex_reacquire_interpreter(); /* Check for failure of the Region Setup */ @@ -409,7 +405,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, * exit the interpreter because the handler *might* block -- we don't * know what it will do, so we can't hold the lock on the intepreter. */ - acpi_ex_exit_interpreter(); + acpi_ex_relinquish_interpreter(); } /* Call the handler */ @@ -430,10 +426,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, * We just returned from a non-default handler, we must re-enter the * interpreter */ - status2 = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } + acpi_ex_reacquire_interpreter(); } return_ACPI_STATUS(status); diff --git a/drivers/acpi/events/evrgnini.c b/drivers/acpi/events/evrgnini.c index 203d1359190a..a4fa7e6822a3 100644 --- a/drivers/acpi/events/evrgnini.c +++ b/drivers/acpi/events/evrgnini.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -48,6 +48,11 @@ #define _COMPONENT ACPI_EVENTS ACPI_MODULE_NAME("evrgnini") +/* Local prototypes */ +static u8 acpi_ev_match_pci_root_bridge(char *id); + +static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node); + /******************************************************************************* * * FUNCTION: acpi_ev_system_memory_region_setup @@ -62,6 +67,7 @@ ACPI_MODULE_NAME("evrgnini") * DESCRIPTION: Setup a system_memory operation region * ******************************************************************************/ + acpi_status acpi_ev_system_memory_region_setup(acpi_handle handle, u32 function, @@ -168,9 +174,9 @@ acpi_ev_pci_config_region_setup(acpi_handle handle, union acpi_operand_object *handler_obj; struct acpi_namespace_node *parent_node; struct acpi_namespace_node *pci_root_node; + struct acpi_namespace_node *pci_device_node; union acpi_operand_object *region_obj = (union acpi_operand_object *)handle; - struct acpi_device_id object_hID; ACPI_FUNCTION_TRACE(ev_pci_config_region_setup); @@ -215,45 +221,30 @@ acpi_ev_pci_config_region_setup(acpi_handle handle, pci_root_node = parent_node; while (pci_root_node != acpi_gbl_root_node) { - status = - acpi_ut_execute_HID(pci_root_node, &object_hID); - if (ACPI_SUCCESS(status)) { - /* - * Got a valid _HID string, check if this is a PCI root. - * New for ACPI 3.0: check for a PCI Express root also. - */ - if (! - (ACPI_STRNCMP - (object_hID.value, PCI_ROOT_HID_STRING, - sizeof(PCI_ROOT_HID_STRING))) - || - !(ACPI_STRNCMP - (object_hID.value, - PCI_EXPRESS_ROOT_HID_STRING, - sizeof(PCI_EXPRESS_ROOT_HID_STRING)))) { - - /* Install a handler for this PCI root bridge */ - status = - acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL); - if (ACPI_FAILURE(status)) { - if (status == AE_SAME_HANDLER) { - /* - * It is OK if the handler is already installed on the root - * bridge. Still need to return a context object for the - * new PCI_Config operation region, however. - */ - status = AE_OK; - } else { - ACPI_EXCEPTION((AE_INFO, - status, - "Could not install PciConfig handler for Root Bridge %4.4s", - acpi_ut_get_node_name - (pci_root_node))); - } + /* Get the _HID/_CID in order to detect a root_bridge */ + + if (acpi_ev_is_pci_root_bridge(pci_root_node)) { + + /* Install a handler for this PCI root bridge */ + + status = acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL); + if (ACPI_FAILURE(status)) { + if (status == AE_SAME_HANDLER) { + /* + * It is OK if the handler is already installed on the root + * bridge. Still need to return a context object for the + * new PCI_Config operation region, however. + */ + status = AE_OK; + } else { + ACPI_EXCEPTION((AE_INFO, status, + "Could not install PciConfig handler for Root Bridge %4.4s", + acpi_ut_get_node_name + (pci_root_node))); } - break; } + break; } pci_root_node = acpi_ns_get_parent_node(pci_root_node); @@ -282,14 +273,25 @@ acpi_ev_pci_config_region_setup(acpi_handle handle, /* * For PCI_Config space access, we need the segment, bus, * device and function numbers. Acquire them here. + * + * Find the parent device object. (This allows the operation region to be + * within a subscope under the device, such as a control method.) */ + pci_device_node = region_obj->region.node; + while (pci_device_node && (pci_device_node->type != ACPI_TYPE_DEVICE)) { + pci_device_node = acpi_ns_get_parent_node(pci_device_node); + } + + if (!pci_device_node) { + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); + } /* * Get the PCI device and function numbers from the _ADR object * contained in the parent's scope. */ status = - acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, parent_node, + acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, pci_device_node, &pci_value); /* @@ -329,6 +331,91 @@ acpi_ev_pci_config_region_setup(acpi_handle handle, /******************************************************************************* * + * FUNCTION: acpi_ev_match_pci_root_bridge + * + * PARAMETERS: Id - The HID/CID in string format + * + * RETURN: TRUE if the Id is a match for a PCI/PCI-Express Root Bridge + * + * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID. + * + ******************************************************************************/ + +static u8 acpi_ev_match_pci_root_bridge(char *id) +{ + + /* + * Check if this is a PCI root. + * ACPI 3.0+: check for a PCI Express root also. + */ + if (!(ACPI_STRNCMP(id, + PCI_ROOT_HID_STRING, + sizeof(PCI_ROOT_HID_STRING))) || + !(ACPI_STRNCMP(id, + PCI_EXPRESS_ROOT_HID_STRING, + sizeof(PCI_EXPRESS_ROOT_HID_STRING)))) { + return (TRUE); + } + + return (FALSE); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ev_is_pci_root_bridge + * + * PARAMETERS: Node - Device node being examined + * + * RETURN: TRUE if device is a PCI/PCI-Express Root Bridge + * + * DESCRIPTION: Determine if the input device represents a PCI Root Bridge by + * examining the _HID and _CID for the device. + * + ******************************************************************************/ + +static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node) +{ + acpi_status status; + struct acpi_device_id hid; + struct acpi_compatible_id_list *cid; + acpi_native_uint i; + + /* + * Get the _HID and check for a PCI Root Bridge + */ + status = acpi_ut_execute_HID(node, &hid); + if (ACPI_FAILURE(status)) { + return (FALSE); + } + + if (acpi_ev_match_pci_root_bridge(hid.value)) { + return (TRUE); + } + + /* + * The _HID did not match. + * Get the _CID and check for a PCI Root Bridge + */ + status = acpi_ut_execute_CID(node, &cid); + if (ACPI_FAILURE(status)) { + return (FALSE); + } + + /* Check all _CIDs in the returned list */ + + for (i = 0; i < cid->count; i++) { + if (acpi_ev_match_pci_root_bridge(cid->id[i].value)) { + ACPI_FREE(cid); + return (TRUE); + } + } + + ACPI_FREE(cid); + return (FALSE); +} + +/******************************************************************************* + * * FUNCTION: acpi_ev_pci_bar_region_setup * * PARAMETERS: Handle - Region we are interested in @@ -432,6 +519,9 @@ acpi_ev_default_region_setup(acpi_handle handle, * a PCI address in the scope of the definition. This address is * required to perform an access to PCI config space. * + * MUTEX: Interpreter should be unlocked, because we may run the _REG + * method for this region. + * ******************************************************************************/ acpi_status diff --git a/drivers/acpi/events/evsci.c b/drivers/acpi/events/evsci.c index 8106215ad554..7e5d15ce2395 100644 --- a/drivers/acpi/events/evsci.c +++ b/drivers/acpi/events/evsci.c @@ -6,7 +6,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -142,9 +142,10 @@ u32 acpi_ev_install_sci_handler(void) ACPI_FUNCTION_TRACE(ev_install_sci_handler); - status = acpi_os_install_interrupt_handler((u32) acpi_gbl_FADT->sci_int, - acpi_ev_sci_xrupt_handler, - acpi_gbl_gpe_xrupt_list_head); + status = + acpi_os_install_interrupt_handler((u32) acpi_gbl_FADT.sci_interrupt, + acpi_ev_sci_xrupt_handler, + acpi_gbl_gpe_xrupt_list_head); return_ACPI_STATUS(status); } @@ -175,8 +176,9 @@ acpi_status acpi_ev_remove_sci_handler(void) /* Just let the OS remove the handler and disable the level */ - status = acpi_os_remove_interrupt_handler((u32) acpi_gbl_FADT->sci_int, - acpi_ev_sci_xrupt_handler); + status = + acpi_os_remove_interrupt_handler((u32) acpi_gbl_FADT.sci_interrupt, + acpi_ev_sci_xrupt_handler); return_ACPI_STATUS(status); } diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/events/evxface.c index 923fd2b46955..685a103a3587 100644 --- a/drivers/acpi/events/evxface.c +++ b/drivers/acpi/events/evxface.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -768,11 +768,9 @@ acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle) return (AE_BAD_PARAMETER); } - status = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status)) { - return (status); - } + /* Must lock interpreter to prevent race conditions */ + acpi_ex_enter_interpreter(); status = acpi_ev_acquire_global_lock(timeout); acpi_ex_exit_interpreter(); diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c index 7ebc2efac936..17065e98807c 100644 --- a/drivers/acpi/events/evxfevnt.c +++ b/drivers/acpi/events/evxfevnt.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,7 @@ #include <acpi/acpi.h> #include <acpi/acevents.h> #include <acpi/acnamesp.h> +#include <acpi/actables.h> #define _COMPONENT ACPI_EVENTS ACPI_MODULE_NAME("evxfevnt") @@ -65,13 +66,14 @@ acpi_status acpi_enable(void) ACPI_FUNCTION_TRACE(acpi_enable); - /* Make sure we have the FADT */ + /* ACPI tables must be present */ - if (!acpi_gbl_FADT) { - ACPI_WARNING((AE_INFO, "No FADT information present!")); + if (!acpi_tb_tables_loaded()) { return_ACPI_STATUS(AE_NO_ACPI_TABLES); } + /* Check current mode */ + if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) { ACPI_DEBUG_PRINT((ACPI_DB_INIT, "System is already in ACPI mode\n")); @@ -111,11 +113,6 @@ acpi_status acpi_disable(void) ACPI_FUNCTION_TRACE(acpi_disable); - if (!acpi_gbl_FADT) { - ACPI_WARNING((AE_INFO, "No FADT information present!")); - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - if (acpi_hw_get_mode() == ACPI_SYS_MODE_LEGACY) { ACPI_DEBUG_PRINT((ACPI_DB_INIT, "System is already in legacy (non-ACPI) mode\n")); @@ -169,7 +166,7 @@ acpi_status acpi_enable_event(u32 event, u32 flags) */ status = acpi_set_register(acpi_gbl_fixed_event_info[event]. - enable_register_id, 1, ACPI_MTX_LOCK); + enable_register_id, 1); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -178,7 +175,7 @@ acpi_status acpi_enable_event(u32 event, u32 flags) status = acpi_get_register(acpi_gbl_fixed_event_info[event]. - enable_register_id, &value, ACPI_MTX_LOCK); + enable_register_id, &value); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -368,14 +365,14 @@ acpi_status acpi_disable_event(u32 event, u32 flags) */ status = acpi_set_register(acpi_gbl_fixed_event_info[event]. - enable_register_id, 0, ACPI_MTX_LOCK); + enable_register_id, 0); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } status = acpi_get_register(acpi_gbl_fixed_event_info[event]. - enable_register_id, &value, ACPI_MTX_LOCK); + enable_register_id, &value); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -421,7 +418,7 @@ acpi_status acpi_clear_event(u32 event) */ status = acpi_set_register(acpi_gbl_fixed_event_info[event]. - status_register_id, 1, ACPI_MTX_LOCK); + status_register_id, 1); return_ACPI_STATUS(status); } @@ -510,7 +507,7 @@ acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status) status = acpi_get_register(acpi_gbl_fixed_event_info[event]. - status_register_id, event_status, ACPI_MTX_LOCK); + status_register_id, event_status); return_ACPI_STATUS(status); } diff --git a/drivers/acpi/events/evxfregn.c b/drivers/acpi/events/evxfregn.c index 83b12a9afa32..7bf09c5fb242 100644 --- a/drivers/acpi/events/evxfregn.c +++ b/drivers/acpi/events/evxfregn.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exconfig.c b/drivers/acpi/executer/exconfig.c index c8341fa5fe01..25802f302ffe 100644 --- a/drivers/acpi/executer/exconfig.c +++ b/drivers/acpi/executer/exconfig.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -54,7 +54,7 @@ ACPI_MODULE_NAME("exconfig") /* Local prototypes */ static acpi_status -acpi_ex_add_table(struct acpi_table_header *table, +acpi_ex_add_table(acpi_native_uint table_index, struct acpi_namespace_node *parent_node, union acpi_operand_object **ddb_handle); @@ -74,12 +74,11 @@ acpi_ex_add_table(struct acpi_table_header *table, ******************************************************************************/ static acpi_status -acpi_ex_add_table(struct acpi_table_header *table, +acpi_ex_add_table(acpi_native_uint table_index, struct acpi_namespace_node *parent_node, union acpi_operand_object **ddb_handle) { acpi_status status; - struct acpi_table_desc table_info; union acpi_operand_object *obj_desc; ACPI_FUNCTION_TRACE(ex_add_table); @@ -98,42 +97,16 @@ acpi_ex_add_table(struct acpi_table_header *table, /* Install the new table into the local data structures */ - ACPI_MEMSET(&table_info, 0, sizeof(struct acpi_table_desc)); - - table_info.type = ACPI_TABLE_ID_SSDT; - table_info.pointer = table; - table_info.length = (acpi_size) table->length; - table_info.allocation = ACPI_MEM_ALLOCATED; - - status = acpi_tb_install_table(&table_info); - obj_desc->reference.object = table_info.installed_desc; - - if (ACPI_FAILURE(status)) { - if (status == AE_ALREADY_EXISTS) { - - /* Table already exists, just return the handle */ - - return_ACPI_STATUS(AE_OK); - } - goto cleanup; - } + obj_desc->reference.object = ACPI_CAST_PTR(void, table_index); /* Add the table to the namespace */ - status = acpi_ns_load_table(table_info.installed_desc, parent_node); + status = acpi_ns_load_table(table_index, parent_node); if (ACPI_FAILURE(status)) { - - /* Uninstall table on error */ - - (void)acpi_tb_uninstall_table(table_info.installed_desc); - goto cleanup; + acpi_ut_remove_reference(obj_desc); + *ddb_handle = NULL; } - return_ACPI_STATUS(AE_OK); - - cleanup: - acpi_ut_remove_reference(obj_desc); - *ddb_handle = NULL; return_ACPI_STATUS(status); } @@ -146,7 +119,7 @@ acpi_ex_add_table(struct acpi_table_header *table, * * RETURN: Status * - * DESCRIPTION: Load an ACPI table + * DESCRIPTION: Load an ACPI table from the RSDT/XSDT * ******************************************************************************/ @@ -156,33 +129,20 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state, { acpi_status status; union acpi_operand_object **operand = &walk_state->operands[0]; - struct acpi_table_header *table; + acpi_native_uint table_index; struct acpi_namespace_node *parent_node; struct acpi_namespace_node *start_node; struct acpi_namespace_node *parameter_node = NULL; union acpi_operand_object *ddb_handle; + struct acpi_table_header *table; ACPI_FUNCTION_TRACE(ex_load_table_op); -#if 0 - /* - * Make sure that the signature does not match one of the tables that - * is already loaded. - */ - status = acpi_tb_match_signature(operand[0]->string.pointer, NULL); - if (status == AE_OK) { - - /* Signature matched -- don't allow override */ - - return_ACPI_STATUS(AE_ALREADY_EXISTS); - } -#endif - - /* Find the ACPI table */ + /* Find the ACPI table in the RSDT/XSDT */ status = acpi_tb_find_table(operand[0]->string.pointer, operand[1]->string.pointer, - operand[2]->string.pointer, &table); + operand[2]->string.pointer, &table_index); if (ACPI_FAILURE(status)) { if (status != AE_NOT_FOUND) { return_ACPI_STATUS(status); @@ -245,7 +205,7 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state, /* Load the table into the namespace */ - status = acpi_ex_add_table(table, parent_node, &ddb_handle); + status = acpi_ex_add_table(table_index, parent_node, &ddb_handle); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -266,9 +226,13 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state, } } - ACPI_INFO((AE_INFO, - "Dynamic OEM Table Load - [%4.4s] OemId [%6.6s] OemTableId [%8.8s]", - table->signature, table->oem_id, table->oem_table_id)); + status = acpi_get_table_by_index(table_index, &table); + if (ACPI_SUCCESS(status)) { + ACPI_INFO((AE_INFO, + "Dynamic OEM Table Load - [%4.4s] OemId [%6.6s] OemTableId [%8.8s]", + table->signature, table->oem_id, + table->oem_table_id)); + } *return_desc = ddb_handle; return_ACPI_STATUS(status); @@ -278,7 +242,7 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state, * * FUNCTION: acpi_ex_load_op * - * PARAMETERS: obj_desc - Region or Field where the table will be + * PARAMETERS: obj_desc - Region or Buffer/Field where the table will be * obtained * Target - Where a handle to the table will be stored * walk_state - Current state @@ -287,6 +251,12 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state, * * DESCRIPTION: Load an ACPI table from a field or operation region * + * NOTE: Region Fields (Field, bank_field, index_fields) are resolved to buffer + * objects before this code is reached. + * + * If source is an operation region, it must refer to system_memory, as + * per the ACPI specification. + * ******************************************************************************/ acpi_status @@ -294,22 +264,26 @@ acpi_ex_load_op(union acpi_operand_object *obj_desc, union acpi_operand_object *target, struct acpi_walk_state *walk_state) { - acpi_status status; union acpi_operand_object *ddb_handle; - union acpi_operand_object *buffer_desc = NULL; - struct acpi_table_header *table_ptr = NULL; - acpi_physical_address address; - struct acpi_table_header table_header; - acpi_integer temp; - u32 i; + struct acpi_table_desc table_desc; + acpi_native_uint table_index; + acpi_status status; ACPI_FUNCTION_TRACE(ex_load_op); - /* Object can be either an op_region or a Field */ + ACPI_MEMSET(&table_desc, 0, sizeof(struct acpi_table_desc)); + + /* Source Object can be either an op_region or a Buffer/Field */ switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_REGION: + /* Region must be system_memory (from ACPI spec) */ + + if (obj_desc->region.space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY) { + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); + } + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Load from Region %p %s\n", obj_desc, acpi_ut_get_object_type_name(obj_desc))); @@ -325,113 +299,41 @@ acpi_ex_load_op(union acpi_operand_object *obj_desc, } } - /* Get the base physical address of the region */ - - address = obj_desc->region.address; - - /* Get part of the table header to get the table length */ - - table_header.length = 0; - for (i = 0; i < 8; i++) { - status = - acpi_ev_address_space_dispatch(obj_desc, ACPI_READ, - (acpi_physical_address) - (i + address), 8, - &temp); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Get the one valid byte of the returned 64-bit value */ - - ACPI_CAST_PTR(u8, &table_header)[i] = (u8) temp; - } - - /* Sanity check the table length */ - - if (table_header.length < sizeof(struct acpi_table_header)) { - return_ACPI_STATUS(AE_BAD_HEADER); - } - - /* Allocate a buffer for the entire table */ - - table_ptr = ACPI_ALLOCATE(table_header.length); - if (!table_ptr) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* Get the entire table from the op region */ - - for (i = 0; i < table_header.length; i++) { - status = - acpi_ev_address_space_dispatch(obj_desc, ACPI_READ, - (acpi_physical_address) - (i + address), 8, - &temp); - if (ACPI_FAILURE(status)) { - goto cleanup; - } - - /* Get the one valid byte of the returned 64-bit value */ - - ACPI_CAST_PTR(u8, table_ptr)[i] = (u8) temp; - } + table_desc.address = obj_desc->region.address; + table_desc.length = obj_desc->region.length; + table_desc.flags = ACPI_TABLE_ORIGIN_MAPPED; break; - case ACPI_TYPE_LOCAL_REGION_FIELD: - case ACPI_TYPE_LOCAL_BANK_FIELD: - case ACPI_TYPE_LOCAL_INDEX_FIELD: + case ACPI_TYPE_BUFFER: /* Buffer or resolved region_field */ - ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Load from Field %p %s\n", - obj_desc, - acpi_ut_get_object_type_name(obj_desc))); + /* Simply extract the buffer from the buffer object */ - /* - * The length of the field must be at least as large as the table. - * Read the entire field and thus the entire table. Buffer is - * allocated during the read. - */ - status = - acpi_ex_read_data_from_field(walk_state, obj_desc, - &buffer_desc); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - table_ptr = ACPI_CAST_PTR(struct acpi_table_header, - buffer_desc->buffer.pointer); - - /* All done with the buffer_desc, delete it */ - - buffer_desc->buffer.pointer = NULL; - acpi_ut_remove_reference(buffer_desc); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Load from Buffer or Field %p %s\n", obj_desc, + acpi_ut_get_object_type_name(obj_desc))); - /* Sanity check the table length */ + table_desc.pointer = ACPI_CAST_PTR(struct acpi_table_header, + obj_desc->buffer.pointer); + table_desc.length = table_desc.pointer->length; + table_desc.flags = ACPI_TABLE_ORIGIN_ALLOCATED; - if (table_ptr->length < sizeof(struct acpi_table_header)) { - status = AE_BAD_HEADER; - goto cleanup; - } + obj_desc->buffer.pointer = NULL; break; default: return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } - /* The table must be either an SSDT or a PSDT */ - - if ((!ACPI_COMPARE_NAME(table_ptr->signature, PSDT_SIG)) && - (!ACPI_COMPARE_NAME(table_ptr->signature, SSDT_SIG))) { - ACPI_ERROR((AE_INFO, - "Table has invalid signature [%4.4s], must be SSDT or PSDT", - table_ptr->signature)); - status = AE_BAD_SIGNATURE; + /* + * Install the new table into the local data structures + */ + status = acpi_tb_add_table(&table_desc, &table_index); + if (ACPI_FAILURE(status)) { goto cleanup; } - /* Install the new table into the local data structures */ - - status = acpi_ex_add_table(table_ptr, acpi_gbl_root_node, &ddb_handle); + status = + acpi_ex_add_table(table_index, acpi_gbl_root_node, &ddb_handle); if (ACPI_FAILURE(status)) { /* On error, table_ptr was deallocated above */ @@ -450,13 +352,9 @@ acpi_ex_load_op(union acpi_operand_object *obj_desc, return_ACPI_STATUS(status); } - ACPI_INFO((AE_INFO, - "Dynamic SSDT Load - OemId [%6.6s] OemTableId [%8.8s]", - table_ptr->oem_id, table_ptr->oem_table_id)); - cleanup: if (ACPI_FAILURE(status)) { - ACPI_FREE(table_ptr); + acpi_tb_delete_table(&table_desc); } return_ACPI_STATUS(status); } @@ -477,7 +375,7 @@ acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle) { acpi_status status = AE_OK; union acpi_operand_object *table_desc = ddb_handle; - struct acpi_table_desc *table_info; + acpi_native_uint table_index; ACPI_FUNCTION_TRACE(ex_unload_table); @@ -493,19 +391,18 @@ acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle) return_ACPI_STATUS(AE_BAD_PARAMETER); } - /* Get the actual table descriptor from the ddb_handle */ + /* Get the table index from the ddb_handle */ - table_info = (struct acpi_table_desc *)table_desc->reference.object; + table_index = (acpi_native_uint) table_desc->reference.object; /* * Delete the entire namespace under this table Node * (Offset contains the table_id) */ - acpi_ns_delete_namespace_by_owner(table_info->owner_id); - - /* Delete the table itself */ + acpi_tb_delete_namespace_by_owner(table_index); + acpi_tb_release_owner_id(table_index); - (void)acpi_tb_uninstall_table(table_info->installed_desc); + acpi_tb_set_table_loaded_flag(table_index, FALSE); /* Delete the table descriptor (ddb_handle) */ diff --git a/drivers/acpi/executer/exconvrt.c b/drivers/acpi/executer/exconvrt.c index 544e81a6a438..d470e8b1f4ea 100644 --- a/drivers/acpi/executer/exconvrt.c +++ b/drivers/acpi/executer/exconvrt.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/excreate.c b/drivers/acpi/executer/excreate.c index 34eec82c1b1e..7c38528a7e83 100644 --- a/drivers/acpi/executer/excreate.c +++ b/drivers/acpi/executer/excreate.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -359,8 +359,9 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state) union acpi_operand_object **operand = &walk_state->operands[0]; union acpi_operand_object *obj_desc; struct acpi_namespace_node *node; - struct acpi_table_header *table; union acpi_operand_object *region_obj2; + acpi_native_uint table_index; + struct acpi_table_header *table; ACPI_FUNCTION_TRACE(ex_create_table_region); @@ -380,7 +381,7 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state) status = acpi_tb_find_table(operand[1]->string.pointer, operand[2]->string.pointer, - operand[3]->string.pointer, &table); + operand[3]->string.pointer, &table_index); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -395,6 +396,11 @@ acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state) region_obj2 = obj_desc->common.next_object; region_obj2->extra.region_context = NULL; + status = acpi_get_table_by_index(table_index, &table); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + /* Init the region from the operands */ obj_desc->region.space_id = REGION_DATA_TABLE; @@ -553,7 +559,8 @@ acpi_ex_create_method(u8 * aml_start, obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_METHOD); if (!obj_desc) { - return_ACPI_STATUS(AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto exit; } /* Save the method's AML pointer and length */ @@ -576,10 +583,7 @@ acpi_ex_create_method(u8 * aml_start, * Get the sync_level. If method is serialized, a mutex will be * created for this method when it is parsed. */ - if (acpi_gbl_all_methods_serialized) { - obj_desc->method.sync_level = 0; - obj_desc->method.method_flags |= AML_METHOD_SERIALIZED; - } else if (method_flags & AML_METHOD_SERIALIZED) { + if (method_flags & AML_METHOD_SERIALIZED) { /* * ACPI 1.0: sync_level = 0 * ACPI 2.0: sync_level = sync_level in method declaration @@ -597,6 +601,7 @@ acpi_ex_create_method(u8 * aml_start, acpi_ut_remove_reference(obj_desc); + exit: /* Remove a reference to the operand */ acpi_ut_remove_reference(operand[1]); diff --git a/drivers/acpi/executer/exdump.c b/drivers/acpi/executer/exdump.c index 2450943add33..68d283fd60e7 100644 --- a/drivers/acpi/executer/exdump.c +++ b/drivers/acpi/executer/exdump.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -59,8 +59,6 @@ static void acpi_ex_out_string(char *title, char *value); static void acpi_ex_out_pointer(char *title, void *value); -static void acpi_ex_out_address(char *title, acpi_physical_address value); - static void acpi_ex_dump_object(union acpi_operand_object *obj_desc, struct acpi_exdump_info *info); @@ -92,10 +90,11 @@ static struct acpi_exdump_info acpi_ex_dump_string[4] = { {ACPI_EXD_STRING, 0, NULL} }; -static struct acpi_exdump_info acpi_ex_dump_buffer[4] = { +static struct acpi_exdump_info acpi_ex_dump_buffer[5] = { {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_buffer), NULL}, {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(buffer.length), "Length"}, {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.pointer), "Pointer"}, + {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(buffer.node), "Parent Node"}, {ACPI_EXD_BUFFER, 0, NULL} }; @@ -165,8 +164,8 @@ static struct acpi_exdump_info acpi_ex_dump_power[5] = { static struct acpi_exdump_info acpi_ex_dump_processor[7] = { {ACPI_EXD_INIT, ACPI_EXD_TABLE_SIZE(acpi_ex_dump_processor), NULL}, - {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"}, - {ACPI_EXD_UINT32, ACPI_EXD_OFFSET(processor.length), "Length"}, + {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.proc_id), "Processor ID"}, + {ACPI_EXD_UINT8, ACPI_EXD_OFFSET(processor.length), "Length"}, {ACPI_EXD_ADDRESS, ACPI_EXD_OFFSET(processor.address), "Address"}, {ACPI_EXD_POINTER, ACPI_EXD_OFFSET(processor.system_notify), "System Notify"}, @@ -379,18 +378,12 @@ acpi_ex_dump_object(union acpi_operand_object *obj_desc, break; case ACPI_EXD_POINTER: + case ACPI_EXD_ADDRESS: acpi_ex_out_pointer(name, *ACPI_CAST_PTR(void *, target)); break; - case ACPI_EXD_ADDRESS: - - acpi_ex_out_address(name, - *ACPI_CAST_PTR - (acpi_physical_address, target)); - break; - case ACPI_EXD_STRING: acpi_ut_print_string(obj_desc->string.pointer, @@ -834,16 +827,6 @@ static void acpi_ex_out_pointer(char *title, void *value) acpi_os_printf("%20s : %p\n", title, value); } -static void acpi_ex_out_address(char *title, acpi_physical_address value) -{ - -#if ACPI_MACHINE_WIDTH == 16 - acpi_os_printf("%20s : %p\n", title, value); -#else - acpi_os_printf("%20s : %8.8X%8.8X\n", title, ACPI_FORMAT_UINT64(value)); -#endif -} - /******************************************************************************* * * FUNCTION: acpi_ex_dump_namespace_node diff --git a/drivers/acpi/executer/exfield.c b/drivers/acpi/executer/exfield.c index 9ea9c3a67ca9..2d88a3d8d1ad 100644 --- a/drivers/acpi/executer/exfield.c +++ b/drivers/acpi/executer/exfield.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exfldio.c b/drivers/acpi/executer/exfldio.c index 40f0bee6faa5..65a48b6170ee 100644 --- a/drivers/acpi/executer/exfldio.c +++ b/drivers/acpi/executer/exfldio.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -257,14 +257,13 @@ acpi_ex_access_region(union acpi_operand_object *obj_desc, } ACPI_DEBUG_PRINT_RAW((ACPI_DB_BFIELD, - " Region [%s:%X], Width %X, ByteBase %X, Offset %X at %8.8X%8.8X\n", + " Region [%s:%X], Width %X, ByteBase %X, Offset %X at %p\n", acpi_ut_get_region_name(rgn_desc->region. space_id), rgn_desc->region.space_id, obj_desc->common_field.access_byte_width, obj_desc->common_field.base_byte_offset, - field_datum_byte_offset, - ACPI_FORMAT_UINT64(address))); + field_datum_byte_offset, (void *)address)); /* Invoke the appropriate address_space/op_region handler */ diff --git a/drivers/acpi/executer/exmisc.c b/drivers/acpi/executer/exmisc.c index bd98aab017cf..f13d1cec2d6d 100644 --- a/drivers/acpi/executer/exmisc.c +++ b/drivers/acpi/executer/exmisc.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exmutex.c b/drivers/acpi/executer/exmutex.c index bf90f04f2c60..5101bad5baf8 100644 --- a/drivers/acpi/executer/exmutex.c +++ b/drivers/acpi/executer/exmutex.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,7 @@ #include <acpi/acpi.h> #include <acpi/acinterp.h> +#include <acpi/acevents.h> #define _COMPONENT ACPI_EXECUTER ACPI_MODULE_NAME("exmutex") @@ -150,7 +151,7 @@ acpi_ex_acquire_mutex(union acpi_operand_object *time_desc, return_ACPI_STATUS(AE_BAD_PARAMETER); } - /* Sanity check -- we must have a valid thread ID */ + /* Sanity check: we must have a valid thread ID */ if (!walk_state->thread) { ACPI_ERROR((AE_INFO, @@ -174,24 +175,28 @@ acpi_ex_acquire_mutex(union acpi_operand_object *time_desc, /* Support for multiple acquires by the owning thread */ if (obj_desc->mutex.owner_thread) { - - /* Special case for Global Lock, allow all threads */ - - if ((obj_desc->mutex.owner_thread->thread_id == - walk_state->thread->thread_id) || - (obj_desc->mutex.os_mutex == ACPI_GLOBAL_LOCK)) { + if (obj_desc->mutex.owner_thread->thread_id == + walk_state->thread->thread_id) { /* - * The mutex is already owned by this thread, - * just increment the acquisition depth + * The mutex is already owned by this thread, just increment the + * acquisition depth */ obj_desc->mutex.acquisition_depth++; return_ACPI_STATUS(AE_OK); } } - /* Acquire the mutex, wait if necessary */ + /* Acquire the mutex, wait if necessary. Special case for Global Lock */ + + if (obj_desc->mutex.os_mutex == acpi_gbl_global_lock_mutex) { + status = + acpi_ev_acquire_global_lock((u16) time_desc->integer.value); + } else { + status = acpi_ex_system_wait_mutex(obj_desc->mutex.os_mutex, + (u16) time_desc->integer. + value); + } - status = acpi_ex_system_acquire_mutex(time_desc, obj_desc); if (ACPI_FAILURE(status)) { /* Includes failure from a timeout on time_desc */ @@ -211,7 +216,6 @@ acpi_ex_acquire_mutex(union acpi_operand_object *time_desc, /* Link the mutex to the current thread for force-unlock at method exit */ acpi_ex_link_mutex(obj_desc, walk_state->thread); - return_ACPI_STATUS(AE_OK); } @@ -232,7 +236,7 @@ acpi_status acpi_ex_release_mutex(union acpi_operand_object *obj_desc, struct acpi_walk_state *walk_state) { - acpi_status status; + acpi_status status = AE_OK; ACPI_FUNCTION_TRACE(ex_release_mutex); @@ -249,7 +253,7 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc, return_ACPI_STATUS(AE_AML_MUTEX_NOT_ACQUIRED); } - /* Sanity check -- we must have a valid thread ID */ + /* Sanity check: we must have a valid thread ID */ if (!walk_state->thread) { ACPI_ERROR((AE_INFO, @@ -264,7 +268,7 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc, */ if ((obj_desc->mutex.owner_thread->thread_id != walk_state->thread->thread_id) - && (obj_desc->mutex.os_mutex != ACPI_GLOBAL_LOCK)) { + && (obj_desc->mutex.os_mutex != acpi_gbl_global_lock_mutex)) { ACPI_ERROR((AE_INFO, "Thread %lX cannot release Mutex [%4.4s] acquired by thread %lX", (unsigned long)walk_state->thread->thread_id, @@ -274,8 +278,8 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc, } /* - * The sync level of the mutex must be less than or - * equal to the current sync level + * The sync level of the mutex must be less than or equal to the current + * sync level */ if (obj_desc->mutex.sync_level > walk_state->thread->current_sync_level) { ACPI_ERROR((AE_INFO, @@ -298,11 +302,15 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc, acpi_ex_unlink_mutex(obj_desc); - /* Release the mutex */ + /* Release the mutex, special case for Global Lock */ - status = acpi_ex_system_release_mutex(obj_desc); + if (obj_desc->mutex.os_mutex == acpi_gbl_global_lock_mutex) { + status = acpi_ev_release_global_lock(); + } else { + acpi_os_release_mutex(obj_desc->mutex.os_mutex); + } - /* Update the mutex and walk state, restore sync_level before acquire */ + /* Update the mutex and restore sync_level */ obj_desc->mutex.owner_thread = NULL; walk_state->thread->current_sync_level = @@ -321,39 +329,49 @@ acpi_ex_release_mutex(union acpi_operand_object *obj_desc, * * DESCRIPTION: Release all mutexes held by this thread * + * NOTE: This function is called as the thread is exiting the interpreter. + * Mutexes are not released when an individual control method is exited, but + * only when the parent thread actually exits the interpreter. This allows one + * method to acquire a mutex, and a different method to release it, as long as + * this is performed underneath a single parent control method. + * ******************************************************************************/ void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread) { union acpi_operand_object *next = thread->acquired_mutex_list; - union acpi_operand_object *this; - acpi_status status; + union acpi_operand_object *obj_desc; ACPI_FUNCTION_ENTRY(); /* Traverse the list of owned mutexes, releasing each one */ while (next) { - this = next; - next = this->mutex.next; + obj_desc = next; + next = obj_desc->mutex.next; + + obj_desc->mutex.prev = NULL; + obj_desc->mutex.next = NULL; + obj_desc->mutex.acquisition_depth = 0; + + /* Release the mutex, special case for Global Lock */ - this->mutex.acquisition_depth = 1; - this->mutex.prev = NULL; - this->mutex.next = NULL; + if (obj_desc->mutex.os_mutex == acpi_gbl_global_lock_mutex) { - /* Release the mutex */ + /* Ignore errors */ - status = acpi_ex_system_release_mutex(this); - if (ACPI_FAILURE(status)) { - continue; + (void)acpi_ev_release_global_lock(); + } else { + acpi_os_release_mutex(obj_desc->mutex.os_mutex); } /* Mark mutex unowned */ - this->mutex.owner_thread = NULL; + obj_desc->mutex.owner_thread = NULL; /* Update Thread sync_level (Last mutex is the important one) */ - thread->current_sync_level = this->mutex.original_sync_level; + thread->current_sync_level = + obj_desc->mutex.original_sync_level; } } diff --git a/drivers/acpi/executer/exnames.c b/drivers/acpi/executer/exnames.c index d3d70364626c..1ee4fb1175c6 100644 --- a/drivers/acpi/executer/exnames.c +++ b/drivers/acpi/executer/exnames.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exoparg1.c b/drivers/acpi/executer/exoparg1.c index 6374d8be88e0..252f10acbbcc 100644 --- a/drivers/acpi/executer/exoparg1.c +++ b/drivers/acpi/executer/exoparg1.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -104,9 +104,7 @@ acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state) status = AE_NO_MEMORY; goto cleanup; } -#if ACPI_MACHINE_WIDTH != 16 return_desc->integer.value = acpi_os_get_timer(); -#endif break; default: /* Unknown opcode */ diff --git a/drivers/acpi/executer/exoparg2.c b/drivers/acpi/executer/exoparg2.c index 7d2cbc113160..17e652e65379 100644 --- a/drivers/acpi/executer/exoparg2.c +++ b/drivers/acpi/executer/exoparg2.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exoparg3.c b/drivers/acpi/executer/exoparg3.c index e2d945dfd509..7fe67cf82cee 100644 --- a/drivers/acpi/executer/exoparg3.c +++ b/drivers/acpi/executer/exoparg3.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exoparg6.c b/drivers/acpi/executer/exoparg6.c index f0c0ba6eb408..bd80a9cb3d65 100644 --- a/drivers/acpi/executer/exoparg6.c +++ b/drivers/acpi/executer/exoparg6.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exprep.c b/drivers/acpi/executer/exprep.c index 44d064f427b9..a6696621ff1b 100644 --- a/drivers/acpi/executer/exprep.c +++ b/drivers/acpi/executer/exprep.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exregion.c b/drivers/acpi/executer/exregion.c index 3cc97ba48b36..2e9ce94798c7 100644 --- a/drivers/acpi/executer/exregion.c +++ b/drivers/acpi/executer/exregion.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -155,16 +155,15 @@ acpi_ex_system_memory_space_handler(u32 function, /* Create a new mapping starting at the address given */ - status = acpi_os_map_memory(address, window_size, - (void **)&mem_info-> - mapped_logical_address); - if (ACPI_FAILURE(status)) { + mem_info->mapped_logical_address = + acpi_os_map_memory((acpi_native_uint) address, window_size); + if (!mem_info->mapped_logical_address) { ACPI_ERROR((AE_INFO, "Could not map memory at %8.8X%8.8X, size %X", ACPI_FORMAT_UINT64(address), (u32) window_size)); mem_info->mapped_length = 0; - return_ACPI_STATUS(status); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Save the physical address and mapping size */ @@ -210,11 +209,10 @@ acpi_ex_system_memory_space_handler(u32 function, *value = (acpi_integer) ACPI_GET32(logical_addr_ptr); break; -#if ACPI_MACHINE_WIDTH != 16 case 64: *value = (acpi_integer) ACPI_GET64(logical_addr_ptr); break; -#endif + default: /* bit_width was already validated */ break; @@ -236,11 +234,9 @@ acpi_ex_system_memory_space_handler(u32 function, ACPI_SET32(logical_addr_ptr) = (u32) * value; break; -#if ACPI_MACHINE_WIDTH != 16 case 64: ACPI_SET64(logical_addr_ptr) = (u64) * value; break; -#endif default: /* bit_width was already validated */ diff --git a/drivers/acpi/executer/exresnte.c b/drivers/acpi/executer/exresnte.c index 3089b05a1368..2b3a01cc4929 100644 --- a/drivers/acpi/executer/exresnte.c +++ b/drivers/acpi/executer/exresnte.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exresolv.c b/drivers/acpi/executer/exresolv.c index 6499de878017..6c64e55dab0e 100644 --- a/drivers/acpi/executer/exresolv.c +++ b/drivers/acpi/executer/exresolv.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -141,7 +141,7 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr, acpi_status status = AE_OK; union acpi_operand_object *stack_desc; void *temp_node; - union acpi_operand_object *obj_desc; + union acpi_operand_object *obj_desc = NULL; u16 opcode; ACPI_FUNCTION_TRACE(ex_resolve_object_to_value); @@ -299,8 +299,6 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr, status = acpi_ds_get_package_arguments(stack_desc); break; - /* These cases may never happen here, but just in case.. */ - case ACPI_TYPE_BUFFER_FIELD: case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: @@ -314,6 +312,10 @@ acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr, status = acpi_ex_read_data_from_field(walk_state, stack_desc, &obj_desc); + + /* Remove a reference to the original operand, then override */ + + acpi_ut_remove_reference(*stack_ptr); *stack_ptr = (void *)obj_desc; break; diff --git a/drivers/acpi/executer/exresop.c b/drivers/acpi/executer/exresop.c index 4c93d0972333..ba761862a599 100644 --- a/drivers/acpi/executer/exresop.c +++ b/drivers/acpi/executer/exresop.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -611,22 +611,20 @@ acpi_ex_resolve_operands(u16 opcode, } goto next_operand; - case ARGI_REGION_OR_FIELD: + case ARGI_REGION_OR_BUFFER: /* Used by Load() only */ - /* Need an operand of type REGION or a FIELD in a region */ + /* Need an operand of type REGION or a BUFFER (which could be a resolved region field) */ switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { + case ACPI_TYPE_BUFFER: case ACPI_TYPE_REGION: - case ACPI_TYPE_LOCAL_REGION_FIELD: - case ACPI_TYPE_LOCAL_BANK_FIELD: - case ACPI_TYPE_LOCAL_INDEX_FIELD: /* Valid operand */ break; default: ACPI_ERROR((AE_INFO, - "Needed [Region/RegionField], found [%s] %p", + "Needed [Region/Buffer], found [%s] %p", acpi_ut_get_object_type_name (obj_desc), obj_desc)); diff --git a/drivers/acpi/executer/exstore.c b/drivers/acpi/executer/exstore.c index 0456405ba019..f4b69a637820 100644 --- a/drivers/acpi/executer/exstore.c +++ b/drivers/acpi/executer/exstore.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exstoren.c b/drivers/acpi/executer/exstoren.c index 591aaf0e18b3..1d622c625c64 100644 --- a/drivers/acpi/executer/exstoren.c +++ b/drivers/acpi/executer/exstoren.c @@ -7,7 +7,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exstorob.c b/drivers/acpi/executer/exstorob.c index 99ebe5adfcda..8233d40178ee 100644 --- a/drivers/acpi/executer/exstorob.c +++ b/drivers/acpi/executer/exstorob.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/executer/exsystem.c b/drivers/acpi/executer/exsystem.c index 28aef3e69ecc..9460baff3032 100644 --- a/drivers/acpi/executer/exsystem.c +++ b/drivers/acpi/executer/exsystem.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -66,7 +66,6 @@ ACPI_MODULE_NAME("exsystem") acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout) { acpi_status status; - acpi_status status2; ACPI_FUNCTION_TRACE(ex_system_wait_semaphore); @@ -79,7 +78,7 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout) /* We must wait, so unlock the interpreter */ - acpi_ex_exit_interpreter(); + acpi_ex_relinquish_interpreter(); status = acpi_os_wait_semaphore(semaphore, 1, timeout); @@ -89,13 +88,7 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout) /* Reacquire the interpreter */ - status2 = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status2)) { - - /* Report fatal error, could not acquire interpreter */ - - return_ACPI_STATUS(status2); - } + acpi_ex_reacquire_interpreter(); } return_ACPI_STATUS(status); @@ -119,7 +112,6 @@ acpi_status acpi_ex_system_wait_semaphore(acpi_semaphore semaphore, u16 timeout) acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout) { acpi_status status; - acpi_status status2; ACPI_FUNCTION_TRACE(ex_system_wait_mutex); @@ -132,7 +124,7 @@ acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout) /* We must wait, so unlock the interpreter */ - acpi_ex_exit_interpreter(); + acpi_ex_relinquish_interpreter(); status = acpi_os_acquire_mutex(mutex, timeout); @@ -142,13 +134,7 @@ acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout) /* Reacquire the interpreter */ - status2 = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status2)) { - - /* Report fatal error, could not acquire interpreter */ - - return_ACPI_STATUS(status2); - } + acpi_ex_reacquire_interpreter(); } return_ACPI_STATUS(status); @@ -209,96 +195,18 @@ acpi_status acpi_ex_system_do_stall(u32 how_long) acpi_status acpi_ex_system_do_suspend(acpi_integer how_long) { - acpi_status status; - ACPI_FUNCTION_ENTRY(); /* Since this thread will sleep, we must release the interpreter */ - acpi_ex_exit_interpreter(); + acpi_ex_relinquish_interpreter(); acpi_os_sleep(how_long); /* And now we must get the interpreter again */ - status = acpi_ex_enter_interpreter(); - return (status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ex_system_acquire_mutex - * - * PARAMETERS: time_desc - Maximum time to wait for the mutex - * obj_desc - The object descriptor for this op - * - * RETURN: Status - * - * DESCRIPTION: Provides an access point to perform synchronization operations - * within the AML. This function will cause a lock to be generated - * for the Mutex pointed to by obj_desc. - * - ******************************************************************************/ - -acpi_status -acpi_ex_system_acquire_mutex(union acpi_operand_object * time_desc, - union acpi_operand_object * obj_desc) -{ - acpi_status status = AE_OK; - - ACPI_FUNCTION_TRACE_PTR(ex_system_acquire_mutex, obj_desc); - - if (!obj_desc) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Support for the _GL_ Mutex object -- go get the global lock */ - - if (obj_desc->mutex.os_mutex == ACPI_GLOBAL_LOCK) { - status = - acpi_ev_acquire_global_lock((u16) time_desc->integer.value); - return_ACPI_STATUS(status); - } - - status = acpi_ex_system_wait_mutex(obj_desc->mutex.os_mutex, - (u16) time_desc->integer.value); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_ex_system_release_mutex - * - * PARAMETERS: obj_desc - The object descriptor for this op - * - * RETURN: Status - * - * DESCRIPTION: Provides an access point to perform synchronization operations - * within the AML. This operation is a request to release a - * previously acquired Mutex. If the Mutex variable is set then - * it will be decremented. - * - ******************************************************************************/ - -acpi_status acpi_ex_system_release_mutex(union acpi_operand_object *obj_desc) -{ - acpi_status status = AE_OK; - - ACPI_FUNCTION_TRACE(ex_system_release_mutex); - - if (!obj_desc) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Support for the _GL_ Mutex object -- release the global lock */ - - if (obj_desc->mutex.os_mutex == ACPI_GLOBAL_LOCK) { - status = acpi_ev_release_global_lock(); - return_ACPI_STATUS(status); - } - - acpi_os_release_mutex(obj_desc->mutex.os_mutex); - return_ACPI_STATUS(AE_OK); + acpi_ex_reacquire_interpreter(); + return (AE_OK); } /******************************************************************************* @@ -314,7 +222,7 @@ acpi_status acpi_ex_system_release_mutex(union acpi_operand_object *obj_desc) * ******************************************************************************/ -acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc) +acpi_status acpi_ex_system_signal_event(union acpi_operand_object * obj_desc) { acpi_status status = AE_OK; diff --git a/drivers/acpi/executer/exutils.c b/drivers/acpi/executer/exutils.c index 982c8b65876f..6b0aeccbb69b 100644 --- a/drivers/acpi/executer/exutils.c +++ b/drivers/acpi/executer/exutils.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -76,14 +76,15 @@ static u32 acpi_ex_digits_needed(acpi_integer value, u32 base); * * PARAMETERS: None * - * RETURN: Status + * RETURN: None * - * DESCRIPTION: Enter the interpreter execution region. Failure to enter - * the interpreter region is a fatal system error + * DESCRIPTION: Enter the interpreter execution region. Failure to enter + * the interpreter region is a fatal system error. Used in + * conjunction with exit_interpreter. * ******************************************************************************/ -acpi_status acpi_ex_enter_interpreter(void) +void acpi_ex_enter_interpreter(void) { acpi_status status; @@ -91,31 +92,55 @@ acpi_status acpi_ex_enter_interpreter(void) status = acpi_ut_acquire_mutex(ACPI_MTX_INTERPRETER); if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, "Could not acquire interpreter mutex")); + ACPI_ERROR((AE_INFO, + "Could not acquire AML Interpreter mutex")); } - return_ACPI_STATUS(status); + return_VOID; } /******************************************************************************* * - * FUNCTION: acpi_ex_exit_interpreter + * FUNCTION: acpi_ex_reacquire_interpreter * * PARAMETERS: None * * RETURN: None * - * DESCRIPTION: Exit the interpreter execution region + * DESCRIPTION: Reacquire the interpreter execution region from within the + * interpreter code. Failure to enter the interpreter region is a + * fatal system error. Used in conjuction with + * relinquish_interpreter + * + ******************************************************************************/ + +void acpi_ex_reacquire_interpreter(void) +{ + ACPI_FUNCTION_TRACE(ex_reacquire_interpreter); + + /* + * If the global serialized flag is set, do not release the interpreter, + * since it was not actually released by acpi_ex_relinquish_interpreter. + * This forces the interpreter to be single threaded. + */ + if (!acpi_gbl_all_methods_serialized) { + acpi_ex_enter_interpreter(); + } + + return_VOID; +} + +/******************************************************************************* + * + * FUNCTION: acpi_ex_exit_interpreter + * + * PARAMETERS: None + * + * RETURN: None * - * Cases where the interpreter is unlocked: - * 1) Completion of the execution of a control method - * 2) Method blocked on a Sleep() AML opcode - * 3) Method blocked on an Acquire() AML opcode - * 4) Method blocked on a Wait() AML opcode - * 5) Method blocked to acquire the global lock - * 6) Method blocked to execute a serialized control method that is - * already executing - * 7) About to invoke a user-installed opregion handler + * DESCRIPTION: Exit the interpreter execution region. This is the top level + * routine used to exit the interpreter when all processing has + * been completed. * ******************************************************************************/ @@ -127,7 +152,46 @@ void acpi_ex_exit_interpreter(void) status = acpi_ut_release_mutex(ACPI_MTX_INTERPRETER); if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, "Could not release interpreter mutex")); + ACPI_ERROR((AE_INFO, + "Could not release AML Interpreter mutex")); + } + + return_VOID; +} + +/******************************************************************************* + * + * FUNCTION: acpi_ex_relinquish_interpreter + * + * PARAMETERS: None + * + * RETURN: None + * + * DESCRIPTION: Exit the interpreter execution region, from within the + * interpreter - before attempting an operation that will possibly + * block the running thread. + * + * Cases where the interpreter is unlocked internally + * 1) Method to be blocked on a Sleep() AML opcode + * 2) Method to be blocked on an Acquire() AML opcode + * 3) Method to be blocked on a Wait() AML opcode + * 4) Method to be blocked to acquire the global lock + * 5) Method to be blocked waiting to execute a serialized control method + * that is currently executing + * 6) About to invoke a user-installed opregion handler + * + ******************************************************************************/ + +void acpi_ex_relinquish_interpreter(void) +{ + ACPI_FUNCTION_TRACE(ex_relinquish_interpreter); + + /* + * If the global serialized flag is set, do not release the interpreter. + * This forces the interpreter to be single threaded. + */ + if (!acpi_gbl_all_methods_serialized) { + acpi_ex_exit_interpreter(); } return_VOID; @@ -141,8 +205,8 @@ void acpi_ex_exit_interpreter(void) * * RETURN: none * - * DESCRIPTION: Truncate a number to 32-bits if the currently executing method - * belongs to a 32-bit ACPI table. + * DESCRIPTION: Truncate an ACPI Integer to 32 bits if the execution mode is + * 32-bit, as determined by the revision of the DSDT. * ******************************************************************************/ diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index f305a826ca2d..af22fdf73413 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -48,8 +48,8 @@ MODULE_LICENSE("GPL"); static int acpi_fan_add(struct acpi_device *device); static int acpi_fan_remove(struct acpi_device *device, int type); -static int acpi_fan_suspend(struct acpi_device *device, int state); -static int acpi_fan_resume(struct acpi_device *device, int state); +static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state); +static int acpi_fan_resume(struct acpi_device *device); static struct acpi_driver acpi_fan_driver = { .name = ACPI_FAN_DRIVER_NAME, @@ -237,7 +237,7 @@ static int acpi_fan_remove(struct acpi_device *device, int type) return 0; } -static int acpi_fan_suspend(struct acpi_device *device, int state) +static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state) { if (!device) return -EINVAL; @@ -247,7 +247,7 @@ static int acpi_fan_suspend(struct acpi_device *device, int state) return AE_OK; } -static int acpi_fan_resume(struct acpi_device *device, int state) +static int acpi_fan_resume(struct acpi_device *device) { int result = 0; int power_state = 0; diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index 8a0324b43e53..7b6c9ff9bebe 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -86,129 +86,6 @@ static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle) return ret; } -/* Get PCI root bridge's handle from its segment and bus number */ -struct acpi_find_pci_root { - unsigned int seg; - unsigned int bus; - acpi_handle handle; -}; - -static acpi_status -do_root_bridge_busnr_callback(struct acpi_resource *resource, void *data) -{ - unsigned long *busnr = data; - struct acpi_resource_address64 address; - - if (resource->type != ACPI_RESOURCE_TYPE_ADDRESS16 && - resource->type != ACPI_RESOURCE_TYPE_ADDRESS32 && - resource->type != ACPI_RESOURCE_TYPE_ADDRESS64) - return AE_OK; - - acpi_resource_to_address64(resource, &address); - if ((address.address_length > 0) && - (address.resource_type == ACPI_BUS_NUMBER_RANGE)) - *busnr = address.minimum; - - return AE_OK; -} - -static int get_root_bridge_busnr(acpi_handle handle) -{ - acpi_status status; - unsigned long bus, bbn; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - - acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); - - status = acpi_evaluate_integer(handle, METHOD_NAME__BBN, NULL, - &bbn); - if (status == AE_NOT_FOUND) { - /* Assume bus = 0 */ - printk(KERN_INFO PREFIX - "Assume root bridge [%s] bus is 0\n", - (char *)buffer.pointer); - status = AE_OK; - bbn = 0; - } - if (ACPI_FAILURE(status)) { - bbn = -ENODEV; - goto exit; - } - if (bbn > 0) - goto exit; - - /* _BBN in some systems return 0 for all root bridges */ - bus = -1; - status = acpi_walk_resources(handle, METHOD_NAME__CRS, - do_root_bridge_busnr_callback, &bus); - /* If _CRS failed, we just use _BBN */ - if (ACPI_FAILURE(status) || (bus == -1)) - goto exit; - /* We select _CRS */ - if (bbn != bus) { - printk(KERN_INFO PREFIX - "_BBN and _CRS returns different value for %s. Select _CRS\n", - (char *)buffer.pointer); - bbn = bus; - } - exit: - kfree(buffer.pointer); - return (int)bbn; -} - -static acpi_status -find_pci_rootbridge(acpi_handle handle, u32 lvl, void *context, void **rv) -{ - struct acpi_find_pci_root *find = (struct acpi_find_pci_root *)context; - unsigned long seg, bus; - acpi_status status; - int tmp; - struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - - acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); - - status = acpi_evaluate_integer(handle, METHOD_NAME__SEG, NULL, &seg); - if (status == AE_NOT_FOUND) { - /* Assume seg = 0 */ - status = AE_OK; - seg = 0; - } - if (ACPI_FAILURE(status)) { - status = AE_CTRL_DEPTH; - goto exit; - } - - tmp = get_root_bridge_busnr(handle); - if (tmp < 0) { - printk(KERN_ERR PREFIX - "Find root bridge failed for %s\n", - (char *)buffer.pointer); - status = AE_CTRL_DEPTH; - goto exit; - } - bus = tmp; - - if (seg == find->seg && bus == find->bus) - { - find->handle = handle; - status = AE_CTRL_TERMINATE; - } - else - status = AE_OK; - exit: - kfree(buffer.pointer); - return status; -} - -acpi_handle acpi_get_pci_rootbridge_handle(unsigned int seg, unsigned int bus) -{ - struct acpi_find_pci_root find = { seg, bus, NULL }; - - acpi_get_devices(PCI_ROOT_HID_STRING, find_pci_rootbridge, &find, NULL); - return find.handle; -} -EXPORT_SYMBOL_GPL(acpi_get_pci_rootbridge_handle); - /* Get device's handler per its address under its parent */ struct acpi_find_child { acpi_handle handle; diff --git a/drivers/acpi/hardware/hwacpi.c b/drivers/acpi/hardware/hwacpi.c index de50fab2a910..6031ca13dd2f 100644 --- a/drivers/acpi/hardware/hwacpi.c +++ b/drivers/acpi/hardware/hwacpi.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -49,41 +49,6 @@ ACPI_MODULE_NAME("hwacpi") /****************************************************************************** * - * FUNCTION: acpi_hw_initialize - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Initialize and validate the various ACPI registers defined in - * the FADT. - * - ******************************************************************************/ -acpi_status acpi_hw_initialize(void) -{ - acpi_status status; - - ACPI_FUNCTION_TRACE(hw_initialize); - - /* We must have the ACPI tables by the time we get here */ - - if (!acpi_gbl_FADT) { - ACPI_ERROR((AE_INFO, "No FADT is present")); - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - - /* Sanity check the FADT for valid values */ - - status = acpi_ut_validate_fadt(); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - return_ACPI_STATUS(AE_OK); -} - -/****************************************************************************** - * * FUNCTION: acpi_hw_set_mode * * PARAMETERS: Mode - SYS_MODE_ACPI or SYS_MODE_LEGACY @@ -93,7 +58,6 @@ acpi_status acpi_hw_initialize(void) * DESCRIPTION: Transitions the system into the requested mode. * ******************************************************************************/ - acpi_status acpi_hw_set_mode(u32 mode) { @@ -106,7 +70,7 @@ acpi_status acpi_hw_set_mode(u32 mode) * ACPI 2.0 clarified that if SMI_CMD in FADT is zero, * system does not support mode transition. */ - if (!acpi_gbl_FADT->smi_cmd) { + if (!acpi_gbl_FADT.smi_command) { ACPI_ERROR((AE_INFO, "No SMI_CMD in FADT, mode transition failed")); return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); @@ -119,7 +83,7 @@ acpi_status acpi_hw_set_mode(u32 mode) * we make sure both the numbers are zero to determine these * transitions are not supported. */ - if (!acpi_gbl_FADT->acpi_enable && !acpi_gbl_FADT->acpi_disable) { + if (!acpi_gbl_FADT.acpi_enable && !acpi_gbl_FADT.acpi_disable) { ACPI_ERROR((AE_INFO, "No ACPI mode transition supported in this system (enable/disable both zero)")); return_ACPI_STATUS(AE_OK); @@ -130,9 +94,8 @@ acpi_status acpi_hw_set_mode(u32 mode) /* BIOS should have disabled ALL fixed and GP events */ - status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, - (u32) acpi_gbl_FADT->acpi_enable, - 8); + status = acpi_os_write_port(acpi_gbl_FADT.smi_command, + (u32) acpi_gbl_FADT.acpi_enable, 8); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Attempting to enable ACPI mode\n")); break; @@ -143,8 +106,8 @@ acpi_status acpi_hw_set_mode(u32 mode) * BIOS should clear all fixed status bits and restore fixed event * enable bits to default */ - status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, - (u32) acpi_gbl_FADT->acpi_disable, + status = acpi_os_write_port(acpi_gbl_FADT.smi_command, + (u32) acpi_gbl_FADT.acpi_disable, 8); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Attempting to enable Legacy (non-ACPI) mode\n")); @@ -204,12 +167,11 @@ u32 acpi_hw_get_mode(void) * ACPI 2.0 clarified that if SMI_CMD in FADT is zero, * system does not support mode transition. */ - if (!acpi_gbl_FADT->smi_cmd) { + if (!acpi_gbl_FADT.smi_command) { return_UINT32(ACPI_SYS_MODE_ACPI); } - status = - acpi_get_register(ACPI_BITREG_SCI_ENABLE, &value, ACPI_MTX_LOCK); + status = acpi_get_register(ACPI_BITREG_SCI_ENABLE, &value); if (ACPI_FAILURE(status)) { return_UINT32(ACPI_SYS_MODE_LEGACY); } diff --git a/drivers/acpi/hardware/hwgpe.c b/drivers/acpi/hardware/hwgpe.c index 608a3a60ee11..117a05cadaaa 100644 --- a/drivers/acpi/hardware/hwgpe.c +++ b/drivers/acpi/hardware/hwgpe.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -105,14 +105,20 @@ acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info) acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info) { acpi_status status; + u8 register_bit; ACPI_FUNCTION_ENTRY(); + register_bit = (u8) + (1 << + (gpe_event_info->gpe_number - + gpe_event_info->register_info->base_gpe_number)); + /* * Write a one to the appropriate bit in the status register to * clear this GPE. */ - status = acpi_hw_low_level_write(8, gpe_event_info->register_bit, + status = acpi_hw_low_level_write(8, register_bit, &gpe_event_info->register_info-> status_address); @@ -155,7 +161,10 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info, /* Get the register bitmask for this GPE */ - register_bit = gpe_event_info->register_bit; + register_bit = (u8) + (1 << + (gpe_event_info->gpe_number - + gpe_event_info->register_info->base_gpe_number)); /* GPE currently enabled? (enabled for runtime?) */ diff --git a/drivers/acpi/hardware/hwregs.c b/drivers/acpi/hardware/hwregs.c index fa58c1edce1e..1d371fa663f2 100644 --- a/drivers/acpi/hardware/hwregs.c +++ b/drivers/acpi/hardware/hwregs.c @@ -7,7 +7,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -54,17 +54,15 @@ ACPI_MODULE_NAME("hwregs") * * FUNCTION: acpi_hw_clear_acpi_status * - * PARAMETERS: Flags - Lock the hardware or not + * PARAMETERS: None * - * RETURN: none + * RETURN: None * * DESCRIPTION: Clears all fixed and general purpose status bits * THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED * - * NOTE: TBD: Flags parameter is obsolete, to be removed - * ******************************************************************************/ -acpi_status acpi_hw_clear_acpi_status(u32 flags) +acpi_status acpi_hw_clear_acpi_status(void) { acpi_status status; acpi_cpu_flags lock_flags = 0; @@ -73,7 +71,7 @@ acpi_status acpi_hw_clear_acpi_status(u32 flags) ACPI_DEBUG_PRINT((ACPI_DB_IO, "About to write %04X to %04X\n", ACPI_BITMASK_ALL_FIXED_STATUS, - (u16) acpi_gbl_FADT->xpm1a_evt_blk.address)); + (u16) acpi_gbl_FADT.xpm1a_event_block.address)); lock_flags = acpi_os_acquire_lock(acpi_gbl_hardware_lock); @@ -86,10 +84,10 @@ acpi_status acpi_hw_clear_acpi_status(u32 flags) /* Clear the fixed events */ - if (acpi_gbl_FADT->xpm1b_evt_blk.address) { + if (acpi_gbl_FADT.xpm1b_event_block.address) { status = acpi_hw_low_level_write(16, ACPI_BITMASK_ALL_FIXED_STATUS, - &acpi_gbl_FADT->xpm1b_evt_blk); + &acpi_gbl_FADT.xpm1b_event_block); if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -253,18 +251,15 @@ struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id) * * PARAMETERS: register_id - ID of ACPI bit_register to access * return_value - Value that was read from the register - * Flags - Lock the hardware or not * * RETURN: Status and the value read from specified Register. Value * returned is normalized to bit0 (is shifted all the way right) * * DESCRIPTION: ACPI bit_register read function. * - * NOTE: TBD: Flags parameter is obsolete, to be removed - * ******************************************************************************/ -acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags) +acpi_status acpi_get_register(u32 register_id, u32 * return_value) { u32 register_value = 0; struct acpi_bit_register_info *bit_reg_info; @@ -312,16 +307,13 @@ ACPI_EXPORT_SYMBOL(acpi_get_register) * PARAMETERS: register_id - ID of ACPI bit_register to access * Value - (only used on write) value to write to the * Register, NOT pre-normalized to the bit pos - * Flags - Lock the hardware or not * * RETURN: Status * * DESCRIPTION: ACPI Bit Register write function. * - * NOTE: TBD: Flags parameter is obsolete, to be removed - * ******************************************************************************/ -acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags) +acpi_status acpi_set_register(u32 register_id, u32 value) { u32 register_value = 0; struct acpi_bit_register_info *bit_reg_info; @@ -422,8 +414,9 @@ acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags) ACPI_DEBUG_PRINT((ACPI_DB_IO, "PM2 control: Read %X from %8.8X%8.8X\n", register_value, - ACPI_FORMAT_UINT64(acpi_gbl_FADT-> - xpm2_cnt_blk.address))); + ACPI_FORMAT_UINT64(acpi_gbl_FADT. + xpm2_control_block. + address))); ACPI_REGISTER_INSERT_VALUE(register_value, bit_reg_info->bit_position, @@ -433,8 +426,9 @@ acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags) ACPI_DEBUG_PRINT((ACPI_DB_IO, "About to write %4.4X to %8.8X%8.8X\n", register_value, - ACPI_FORMAT_UINT64(acpi_gbl_FADT-> - xpm2_cnt_blk.address))); + ACPI_FORMAT_UINT64(acpi_gbl_FADT. + xpm2_control_block. + address))); status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM2_CONTROL, @@ -495,7 +489,7 @@ acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value) status = acpi_hw_low_level_read(16, &value1, - &acpi_gbl_FADT->xpm1a_evt_blk); + &acpi_gbl_FADT.xpm1a_event_block); if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -504,7 +498,7 @@ acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value) status = acpi_hw_low_level_read(16, &value2, - &acpi_gbl_FADT->xpm1b_evt_blk); + &acpi_gbl_FADT.xpm1b_event_block); value1 |= value2; break; @@ -527,14 +521,14 @@ acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value) status = acpi_hw_low_level_read(16, &value1, - &acpi_gbl_FADT->xpm1a_cnt_blk); + &acpi_gbl_FADT.xpm1a_control_block); if (ACPI_FAILURE(status)) { goto unlock_and_exit; } status = acpi_hw_low_level_read(16, &value2, - &acpi_gbl_FADT->xpm1b_cnt_blk); + &acpi_gbl_FADT.xpm1b_control_block); value1 |= value2; break; @@ -542,19 +536,20 @@ acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value) status = acpi_hw_low_level_read(8, &value1, - &acpi_gbl_FADT->xpm2_cnt_blk); + &acpi_gbl_FADT.xpm2_control_block); break; case ACPI_REGISTER_PM_TIMER: /* 32-bit access */ status = acpi_hw_low_level_read(32, &value1, - &acpi_gbl_FADT->xpm_tmr_blk); + &acpi_gbl_FADT.xpm_timer_block); break; case ACPI_REGISTER_SMI_COMMAND_BLOCK: /* 8-bit access */ - status = acpi_os_read_port(acpi_gbl_FADT->smi_cmd, &value1, 8); + status = + acpi_os_read_port(acpi_gbl_FADT.smi_command, &value1, 8); break; default: @@ -635,7 +630,7 @@ acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value) status = acpi_hw_low_level_write(16, value, - &acpi_gbl_FADT->xpm1a_evt_blk); + &acpi_gbl_FADT.xpm1a_event_block); if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -644,7 +639,7 @@ acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value) status = acpi_hw_low_level_write(16, value, - &acpi_gbl_FADT->xpm1b_evt_blk); + &acpi_gbl_FADT.xpm1b_event_block); break; case ACPI_REGISTER_PM1_ENABLE: /* 16-bit access */ @@ -682,49 +677,50 @@ acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value) status = acpi_hw_low_level_write(16, value, - &acpi_gbl_FADT->xpm1a_cnt_blk); + &acpi_gbl_FADT.xpm1a_control_block); if (ACPI_FAILURE(status)) { goto unlock_and_exit; } status = acpi_hw_low_level_write(16, value, - &acpi_gbl_FADT->xpm1b_cnt_blk); + &acpi_gbl_FADT.xpm1b_control_block); break; case ACPI_REGISTER_PM1A_CONTROL: /* 16-bit access */ status = acpi_hw_low_level_write(16, value, - &acpi_gbl_FADT->xpm1a_cnt_blk); + &acpi_gbl_FADT.xpm1a_control_block); break; case ACPI_REGISTER_PM1B_CONTROL: /* 16-bit access */ status = acpi_hw_low_level_write(16, value, - &acpi_gbl_FADT->xpm1b_cnt_blk); + &acpi_gbl_FADT.xpm1b_control_block); break; case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */ status = acpi_hw_low_level_write(8, value, - &acpi_gbl_FADT->xpm2_cnt_blk); + &acpi_gbl_FADT.xpm2_control_block); break; case ACPI_REGISTER_PM_TIMER: /* 32-bit access */ status = acpi_hw_low_level_write(32, value, - &acpi_gbl_FADT->xpm_tmr_blk); + &acpi_gbl_FADT.xpm_timer_block); break; case ACPI_REGISTER_SMI_COMMAND_BLOCK: /* 8-bit access */ /* SMI_CMD is currently always in IO space */ - status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, value, 8); + status = + acpi_os_write_port(acpi_gbl_FADT.smi_command, value, 8); break; default: @@ -783,7 +779,7 @@ acpi_hw_low_level_read(u32 width, u32 * value, struct acpi_generic_address *reg) * Two address spaces supported: Memory or IO. * PCI_Config is not supported here because the GAS struct is insufficient */ - switch (reg->address_space_id) { + switch (reg->space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY: status = acpi_os_read_memory((acpi_physical_address) address, @@ -792,22 +788,20 @@ acpi_hw_low_level_read(u32 width, u32 * value, struct acpi_generic_address *reg) case ACPI_ADR_SPACE_SYSTEM_IO: - status = acpi_os_read_port((acpi_io_address) address, - value, width); + status = + acpi_os_read_port((acpi_io_address) address, value, width); break; default: ACPI_ERROR((AE_INFO, - "Unsupported address space: %X", - reg->address_space_id)); + "Unsupported address space: %X", reg->space_id)); return (AE_BAD_PARAMETER); } ACPI_DEBUG_PRINT((ACPI_DB_IO, "Read: %8.8X width %2d from %8.8X%8.8X (%s)\n", - *value, width, - ACPI_FORMAT_UINT64(address), - acpi_ut_get_region_name(reg->address_space_id))); + *value, width, ACPI_FORMAT_UINT64(address), + acpi_ut_get_region_name(reg->space_id))); return (status); } @@ -854,7 +848,7 @@ acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address * reg) * Two address spaces supported: Memory or IO. * PCI_Config is not supported here because the GAS struct is insufficient */ - switch (reg->address_space_id) { + switch (reg->space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY: status = acpi_os_write_memory((acpi_physical_address) address, @@ -863,22 +857,20 @@ acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address * reg) case ACPI_ADR_SPACE_SYSTEM_IO: - status = acpi_os_write_port((acpi_io_address) address, - value, width); + status = acpi_os_write_port((acpi_io_address) address, value, + width); break; default: ACPI_ERROR((AE_INFO, - "Unsupported address space: %X", - reg->address_space_id)); + "Unsupported address space: %X", reg->space_id)); return (AE_BAD_PARAMETER); } ACPI_DEBUG_PRINT((ACPI_DB_IO, "Wrote: %8.8X width %2d to %8.8X%8.8X (%s)\n", - value, width, - ACPI_FORMAT_UINT64(address), - acpi_ut_get_region_name(reg->address_space_id))); + value, width, ACPI_FORMAT_UINT64(address), + acpi_ut_get_region_name(reg->space_id))); return (status); } diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c index 8bb43cae60c2..57901ca3ade9 100644 --- a/drivers/acpi/hardware/hwsleep.c +++ b/drivers/acpi/hardware/hwsleep.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -43,6 +43,7 @@ */ #include <acpi/acpi.h> +#include <acpi/actables.h> #define _COMPONENT ACPI_HARDWARE ACPI_MODULE_NAME("hwsleep") @@ -62,17 +63,32 @@ ACPI_MODULE_NAME("hwsleep") acpi_status acpi_set_firmware_waking_vector(acpi_physical_address physical_address) { + struct acpi_table_facs *facs; + acpi_status status; ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector); + /* Get the FACS */ + + status = + acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS, + (struct acpi_table_header **)&facs); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + /* Set the vector */ - if (acpi_gbl_common_fACS.vector_width == 32) { - *(ACPI_CAST_PTR - (u32, acpi_gbl_common_fACS.firmware_waking_vector)) - = (u32) physical_address; + if ((facs->length < 32) || (!(facs->xfirmware_waking_vector))) { + /* + * ACPI 1.0 FACS or short table or optional X_ field is zero + */ + facs->firmware_waking_vector = (u32) physical_address; } else { - *acpi_gbl_common_fACS.firmware_waking_vector = physical_address; + /* + * ACPI 2.0 FACS with valid X_ field + */ + facs->xfirmware_waking_vector = physical_address; } return_ACPI_STATUS(AE_OK); @@ -97,6 +113,8 @@ ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector) acpi_status acpi_get_firmware_waking_vector(acpi_physical_address * physical_address) { + struct acpi_table_facs *facs; + acpi_status status; ACPI_FUNCTION_TRACE(acpi_get_firmware_waking_vector); @@ -104,16 +122,29 @@ acpi_get_firmware_waking_vector(acpi_physical_address * physical_address) return_ACPI_STATUS(AE_BAD_PARAMETER); } + /* Get the FACS */ + + status = + acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS, + (struct acpi_table_header **)&facs); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + /* Get the vector */ - if (acpi_gbl_common_fACS.vector_width == 32) { - *physical_address = (acpi_physical_address) - * - (ACPI_CAST_PTR - (u32, acpi_gbl_common_fACS.firmware_waking_vector)); + if ((facs->length < 32) || (!(facs->xfirmware_waking_vector))) { + /* + * ACPI 1.0 FACS or short table or optional X_ field is zero + */ + *physical_address = + (acpi_physical_address) facs->firmware_waking_vector; } else { + /* + * ACPI 2.0 FACS with valid X_ field + */ *physical_address = - *acpi_gbl_common_fACS.firmware_waking_vector; + (acpi_physical_address) facs->xfirmware_waking_vector; } return_ACPI_STATUS(AE_OK); @@ -246,15 +277,14 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state) /* Clear wake status */ - status = - acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK); + status = acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } /* Clear all fixed and general purpose status bits */ - status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK); + status = acpi_hw_clear_acpi_status(); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -367,8 +397,7 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state) /* Wait until we enter sleep state */ do { - status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value, - ACPI_MTX_DO_NOT_LOCK); + status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -401,13 +430,12 @@ acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void) ACPI_FUNCTION_TRACE(acpi_enter_sleep_state_s4bios); - status = - acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK); + status = acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } - status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK); + status = acpi_hw_clear_acpi_status(); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -429,13 +457,12 @@ acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void) ACPI_FLUSH_CPU_CACHE(); - status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, - (u32) acpi_gbl_FADT->S4bios_req, 8); + status = acpi_os_write_port(acpi_gbl_FADT.smi_command, + (u32) acpi_gbl_FADT.S4bios_request, 8); do { acpi_os_stall(1000); - status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value, - ACPI_MTX_DO_NOT_LOCK); + status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -568,13 +595,11 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state) (void) acpi_set_register(acpi_gbl_fixed_event_info - [ACPI_EVENT_POWER_BUTTON].enable_register_id, 1, - ACPI_MTX_DO_NOT_LOCK); + [ACPI_EVENT_POWER_BUTTON].enable_register_id, 1); (void) acpi_set_register(acpi_gbl_fixed_event_info - [ACPI_EVENT_POWER_BUTTON].status_register_id, 1, - ACPI_MTX_DO_NOT_LOCK); + [ACPI_EVENT_POWER_BUTTON].status_register_id, 1); arg.integer.value = ACPI_SST_WORKING; status = acpi_evaluate_object(NULL, METHOD_NAME__SST, &arg_list, NULL); diff --git a/drivers/acpi/hardware/hwtimer.c b/drivers/acpi/hardware/hwtimer.c index c4ec47c939fd..c32eab696acd 100644 --- a/drivers/acpi/hardware/hwtimer.c +++ b/drivers/acpi/hardware/hwtimer.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -66,7 +66,7 @@ acpi_status acpi_get_timer_resolution(u32 * resolution) return_ACPI_STATUS(AE_BAD_PARAMETER); } - if (acpi_gbl_FADT->tmr_val_ext == 0) { + if ((acpi_gbl_FADT.flags & ACPI_FADT_32BIT_TIMER) == 0) { *resolution = 24; } else { *resolution = 32; @@ -98,7 +98,8 @@ acpi_status acpi_get_timer(u32 * ticks) return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_hw_low_level_read(32, ticks, &acpi_gbl_FADT->xpm_tmr_blk); + status = + acpi_hw_low_level_read(32, ticks, &acpi_gbl_FADT.xpm_timer_block); return_ACPI_STATUS(status); } @@ -153,7 +154,7 @@ acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed) if (start_ticks < end_ticks) { delta_ticks = end_ticks - start_ticks; } else if (start_ticks > end_ticks) { - if (acpi_gbl_FADT->tmr_val_ext == 0) { + if ((acpi_gbl_FADT.flags & ACPI_FADT_32BIT_TIMER) == 0) { /* 24-bit Timer */ diff --git a/drivers/acpi/motherboard.c b/drivers/acpi/motherboard.c deleted file mode 100644 index 2e17ec75af03..000000000000 --- a/drivers/acpi/motherboard.c +++ /dev/null @@ -1,191 +0,0 @@ -/* - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ - */ - -/* Purpose: Prevent PCMCIA cards from using motherboard resources. */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/ioport.h> -#include <asm/io.h> - -#include <acpi/acpi_bus.h> -#include <acpi/acpi_drivers.h> - -#define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME("acpi_motherboard") - -/* Dell use PNP0C01 instead of PNP0C02 */ -#define ACPI_MB_HID1 "PNP0C01" -#define ACPI_MB_HID2 "PNP0C02" -/** - * Doesn't care about legacy IO ports, only IO ports beyond 0x1000 are reserved - * Doesn't care about the failure of 'request_region', since other may reserve - * the io ports as well - */ -#define IS_RESERVED_ADDR(base, len) \ - (((len) > 0) && ((base) > 0) && ((base) + (len) < IO_SPACE_LIMIT) \ - && ((base) + (len) > PCIBIOS_MIN_IO)) -/* - * Clearing the flag (IORESOURCE_BUSY) allows drivers to use - * the io ports if they really know they can use it, while - * still preventing hotplug PCI devices from using it. - */ - -/* - * When CONFIG_PNP is enabled, pnp/system.c binds to PNP0C01 - * and PNP0C02, redundant with acpi_reserve_io_ranges(). - * But acpi_reserve_io_ranges() is necessary for !CONFIG_PNP. - */ -static acpi_status acpi_reserve_io_ranges(struct acpi_resource *res, void *data) -{ - struct resource *requested_res = NULL; - - - if (res->type == ACPI_RESOURCE_TYPE_IO) { - struct acpi_resource_io *io_res = &res->data.io; - - if (io_res->minimum != io_res->maximum) - return AE_OK; - if (IS_RESERVED_ADDR - (io_res->minimum, io_res->address_length)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Motherboard resources 0x%08x - 0x%08x\n", - io_res->minimum, - io_res->minimum + - io_res->address_length)); - requested_res = - request_region(io_res->minimum, - io_res->address_length, "motherboard"); - } - } else if (res->type == ACPI_RESOURCE_TYPE_FIXED_IO) { - struct acpi_resource_fixed_io *fixed_io_res = - &res->data.fixed_io; - - if (IS_RESERVED_ADDR - (fixed_io_res->address, fixed_io_res->address_length)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Motherboard resources 0x%08x - 0x%08x\n", - fixed_io_res->address, - fixed_io_res->address + - fixed_io_res->address_length)); - requested_res = - request_region(fixed_io_res->address, - fixed_io_res->address_length, - "motherboard"); - } - } else { - /* Memory mapped IO? */ - } - - if (requested_res) - requested_res->flags &= ~IORESOURCE_BUSY; - return AE_OK; -} - -static int acpi_motherboard_add(struct acpi_device *device) -{ - if (!device) - return -EINVAL; - acpi_walk_resources(device->handle, METHOD_NAME__CRS, - acpi_reserve_io_ranges, NULL); - - return 0; -} - -static struct acpi_driver acpi_motherboard_driver1 = { - .name = "motherboard", - .class = "", - .ids = ACPI_MB_HID1, - .ops = { - .add = acpi_motherboard_add, - }, -}; - -static struct acpi_driver acpi_motherboard_driver2 = { - .name = "motherboard", - .class = "", - .ids = ACPI_MB_HID2, - .ops = { - .add = acpi_motherboard_add, - }, -}; - -static void __init acpi_request_region (struct acpi_generic_address *addr, - unsigned int length, char *desc) -{ - if (!addr->address || !length) - return; - - if (addr->address_space_id == ACPI_ADR_SPACE_SYSTEM_IO) - request_region(addr->address, length, desc); - else if (addr->address_space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) - request_mem_region(addr->address, length, desc); -} - -static void __init acpi_reserve_resources(void) -{ - acpi_request_region(&acpi_gbl_FADT->xpm1a_evt_blk, - acpi_gbl_FADT->pm1_evt_len, "ACPI PM1a_EVT_BLK"); - - acpi_request_region(&acpi_gbl_FADT->xpm1b_evt_blk, - acpi_gbl_FADT->pm1_evt_len, "ACPI PM1b_EVT_BLK"); - - acpi_request_region(&acpi_gbl_FADT->xpm1a_cnt_blk, - acpi_gbl_FADT->pm1_cnt_len, "ACPI PM1a_CNT_BLK"); - - acpi_request_region(&acpi_gbl_FADT->xpm1b_cnt_blk, - acpi_gbl_FADT->pm1_cnt_len, "ACPI PM1b_CNT_BLK"); - - if (acpi_gbl_FADT->pm_tm_len == 4) - acpi_request_region(&acpi_gbl_FADT->xpm_tmr_blk, 4, "ACPI PM_TMR"); - - acpi_request_region(&acpi_gbl_FADT->xpm2_cnt_blk, - acpi_gbl_FADT->pm2_cnt_len, "ACPI PM2_CNT_BLK"); - - /* Length of GPE blocks must be a non-negative multiple of 2 */ - - if (!(acpi_gbl_FADT->gpe0_blk_len & 0x1)) - acpi_request_region(&acpi_gbl_FADT->xgpe0_blk, - acpi_gbl_FADT->gpe0_blk_len, "ACPI GPE0_BLK"); - - if (!(acpi_gbl_FADT->gpe1_blk_len & 0x1)) - acpi_request_region(&acpi_gbl_FADT->xgpe1_blk, - acpi_gbl_FADT->gpe1_blk_len, "ACPI GPE1_BLK"); -} - -static int __init acpi_motherboard_init(void) -{ - acpi_bus_register_driver(&acpi_motherboard_driver1); - acpi_bus_register_driver(&acpi_motherboard_driver2); - /* - * Guarantee motherboard IO reservation first - * This module must run after scan.c - */ - if (!acpi_disabled) - acpi_reserve_resources(); - return 0; -} - -/** - * Reserve motherboard resources after PCI claim BARs, - * but before PCI assign resources for uninitialized PCI devices - */ -fs_initcall(acpi_motherboard_init); diff --git a/drivers/acpi/namespace/nsaccess.c b/drivers/acpi/namespace/nsaccess.c index c1c6c236df9a..57faf598bad8 100644 --- a/drivers/acpi/namespace/nsaccess.c +++ b/drivers/acpi/namespace/nsaccess.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -195,31 +195,27 @@ acpi_status acpi_ns_root_initialize(void) obj_desc->mutex.sync_level = (u8) (ACPI_TO_INTEGER(val) - 1); - if (ACPI_STRCMP(init_val->name, "_GL_") == 0) { + /* Create a mutex */ - /* Create a counting semaphore for the global lock */ + status = + acpi_os_create_mutex(&obj_desc->mutex. + os_mutex); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(obj_desc); + goto unlock_and_exit; + } - status = - acpi_os_create_semaphore - (ACPI_NO_UNIT_LIMIT, 1, - &acpi_gbl_global_lock_semaphore); - if (ACPI_FAILURE(status)) { - acpi_ut_remove_reference - (obj_desc); - goto unlock_and_exit; - } + /* Special case for ACPI Global Lock */ - /* Mark this mutex as very special */ + if (ACPI_STRCMP(init_val->name, "_GL_") == 0) { + acpi_gbl_global_lock_mutex = + obj_desc->mutex.os_mutex; - obj_desc->mutex.os_mutex = - ACPI_GLOBAL_LOCK; - } else { - /* Create a mutex */ + /* Create additional counting semaphore for global lock */ status = - acpi_os_create_mutex(&obj_desc-> - mutex. - os_mutex); + acpi_os_create_semaphore(1, 0, + &acpi_gbl_global_lock_semaphore); if (ACPI_FAILURE(status)) { acpi_ut_remove_reference (obj_desc); diff --git a/drivers/acpi/namespace/nsalloc.c b/drivers/acpi/namespace/nsalloc.c index 55b407aae266..1d693d8ad2d8 100644 --- a/drivers/acpi/namespace/nsalloc.c +++ b/drivers/acpi/namespace/nsalloc.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -61,6 +61,9 @@ ACPI_MODULE_NAME("nsalloc") struct acpi_namespace_node *acpi_ns_create_node(u32 name) { struct acpi_namespace_node *node; +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + u32 temp; +#endif ACPI_FUNCTION_TRACE(ns_create_node); @@ -71,6 +74,15 @@ struct acpi_namespace_node *acpi_ns_create_node(u32 name) ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_allocated++); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + temp = + acpi_gbl_ns_node_list->total_allocated - + acpi_gbl_ns_node_list->total_freed; + if (temp > acpi_gbl_ns_node_list->max_occupied) { + acpi_gbl_ns_node_list->max_occupied = temp; + } +#endif + node->name.integer = name; ACPI_SET_DESCRIPTOR_TYPE(node, ACPI_DESC_TYPE_NAMED); return_PTR(node); diff --git a/drivers/acpi/namespace/nsdump.c b/drivers/acpi/namespace/nsdump.c index d72df66aa965..1fc4f86676e1 100644 --- a/drivers/acpi/namespace/nsdump.c +++ b/drivers/acpi/namespace/nsdump.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -205,7 +205,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, if (!acpi_ut_valid_acpi_name(this_node->name.integer)) { this_node->name.integer = - acpi_ut_repair_name(this_node->name.integer); + acpi_ut_repair_name(this_node->name.ascii); ACPI_WARNING((AE_INFO, "Invalid ACPI Name %08X", this_node->name.integer)); @@ -226,6 +226,12 @@ acpi_ns_dump_one_object(acpi_handle obj_handle, obj_desc = acpi_ns_get_attached_object(this_node); acpi_dbg_level = dbg_level; + /* Temp nodes are those nodes created by a control method */ + + if (this_node->flags & ANOBJ_TEMPORARY) { + acpi_os_printf("(T) "); + } + switch (info->display_type & ACPI_DISPLAY_MASK) { case ACPI_DISPLAY_SUMMARY: @@ -623,7 +629,8 @@ acpi_ns_dump_objects(acpi_object_type type, info.display_type = display_type; (void)acpi_ns_walk_namespace(type, start_handle, max_depth, - ACPI_NS_WALK_NO_UNLOCK, + ACPI_NS_WALK_NO_UNLOCK | + ACPI_NS_WALK_TEMP_NODES, acpi_ns_dump_one_object, (void *)&info, NULL); } diff --git a/drivers/acpi/namespace/nsdumpdv.c b/drivers/acpi/namespace/nsdumpdv.c index c6bf5d30fca3..5097e167939e 100644 --- a/drivers/acpi/namespace/nsdumpdv.c +++ b/drivers/acpi/namespace/nsdumpdv.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/namespace/nseval.c b/drivers/acpi/namespace/nseval.c index 4b0a4a8c9843..aa6370c67ec1 100644 --- a/drivers/acpi/namespace/nseval.c +++ b/drivers/acpi/namespace/nseval.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -154,11 +154,7 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info) * Execute the method via the interpreter. The interpreter is locked * here before calling into the AML parser */ - status = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - + acpi_ex_enter_interpreter(); status = acpi_ps_execute_method(info); acpi_ex_exit_interpreter(); } else { @@ -182,10 +178,7 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info) * resolution, we must lock it because we could access an opregion. * The opregion access code assumes that the interpreter is locked. */ - status = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } + acpi_ex_enter_interpreter(); /* Function has a strange interface */ diff --git a/drivers/acpi/namespace/nsinit.c b/drivers/acpi/namespace/nsinit.c index aec8488c0019..326af8fc0ce7 100644 --- a/drivers/acpi/namespace/nsinit.c +++ b/drivers/acpi/namespace/nsinit.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -213,7 +213,7 @@ acpi_ns_init_one_object(acpi_handle obj_handle, u32 level, void *context, void **return_value) { acpi_object_type type; - acpi_status status; + acpi_status status = AE_OK; struct acpi_init_walk_info *info = (struct acpi_init_walk_info *)context; struct acpi_namespace_node *node = @@ -267,10 +267,7 @@ acpi_ns_init_one_object(acpi_handle obj_handle, /* * Must lock the interpreter before executing AML code */ - status = acpi_ex_enter_interpreter(); - if (ACPI_FAILURE(status)) { - return (status); - } + acpi_ex_enter_interpreter(); /* * Each of these types can contain executable AML code within the diff --git a/drivers/acpi/namespace/nsload.c b/drivers/acpi/namespace/nsload.c index fe75d888e183..d4f9654fd20f 100644 --- a/drivers/acpi/namespace/nsload.c +++ b/drivers/acpi/namespace/nsload.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,13 +44,12 @@ #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acdispat.h> +#include <acpi/actables.h> #define _COMPONENT ACPI_NAMESPACE ACPI_MODULE_NAME("nsload") /* Local prototypes */ -static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type); - #ifdef ACPI_FUTURE_IMPLEMENTATION acpi_status acpi_ns_unload_namespace(acpi_handle handle); @@ -62,7 +61,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle); * * FUNCTION: acpi_ns_load_table * - * PARAMETERS: table_desc - Descriptor for table to be loaded + * PARAMETERS: table_index - Index for table to be loaded * Node - Owning NS node * * RETURN: Status @@ -72,42 +71,13 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle); ******************************************************************************/ acpi_status -acpi_ns_load_table(struct acpi_table_desc *table_desc, +acpi_ns_load_table(acpi_native_uint table_index, struct acpi_namespace_node *node) { acpi_status status; ACPI_FUNCTION_TRACE(ns_load_table); - /* Check if table contains valid AML (must be DSDT, PSDT, SSDT, etc.) */ - - if (! - (acpi_gbl_table_data[table_desc->type]. - flags & ACPI_TABLE_EXECUTABLE)) { - - /* Just ignore this table */ - - return_ACPI_STATUS(AE_OK); - } - - /* Check validity of the AML start and length */ - - if (!table_desc->aml_start) { - ACPI_ERROR((AE_INFO, "Null AML pointer")); - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "AML block at %p\n", - table_desc->aml_start)); - - /* Ignore table if there is no AML contained within */ - - if (!table_desc->aml_length) { - ACPI_WARNING((AE_INFO, "Zero-length AML block in table [%4.4s]", - table_desc->pointer->signature)); - return_ACPI_STATUS(AE_OK); - } - /* * Parse the table and load the namespace with all named * objects found within. Control methods are NOT parsed @@ -117,15 +87,34 @@ acpi_ns_load_table(struct acpi_table_desc *table_desc, * to another control method, we can't continue parsing * because we don't know how many arguments to parse next! */ + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + /* If table already loaded into namespace, just return */ + + if (acpi_tb_is_table_loaded(table_index)) { + status = AE_ALREADY_EXISTS; + goto unlock; + } + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "**** Loading table into namespace ****\n")); - status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + status = acpi_tb_allocate_owner_id(table_index); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + goto unlock; + } + + status = acpi_ns_parse_table(table_index, node->child); + if (ACPI_SUCCESS(status)) { + acpi_tb_set_table_loaded_flag(table_index, TRUE); + } else { + acpi_tb_release_owner_id(table_index); } - status = acpi_ns_parse_table(table_desc, node->child); + unlock: (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); if (ACPI_FAILURE(status)) { @@ -141,7 +130,7 @@ acpi_ns_load_table(struct acpi_table_desc *table_desc, ACPI_DEBUG_PRINT((ACPI_DB_INFO, "**** Begin Table Method Parsing and Object Initialization ****\n")); - status = acpi_ds_initialize_objects(table_desc, node); + status = acpi_ds_initialize_objects(table_index, node); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "**** Completed Table Method Parsing and Object Initialization ****\n")); @@ -149,99 +138,7 @@ acpi_ns_load_table(struct acpi_table_desc *table_desc, return_ACPI_STATUS(status); } -/******************************************************************************* - * - * FUNCTION: acpi_ns_load_table_by_type - * - * PARAMETERS: table_type - Id of the table type to load - * - * RETURN: Status - * - * DESCRIPTION: Load an ACPI table or tables into the namespace. All tables - * of the given type are loaded. The mechanism allows this - * routine to be called repeatedly. - * - ******************************************************************************/ - -static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type) -{ - u32 i; - acpi_status status; - struct acpi_table_desc *table_desc; - - ACPI_FUNCTION_TRACE(ns_load_table_by_type); - - status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* - * Table types supported are: - * DSDT (one), SSDT/PSDT (multiple) - */ - switch (table_type) { - case ACPI_TABLE_ID_DSDT: - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Namespace load: DSDT\n")); - - table_desc = acpi_gbl_table_lists[ACPI_TABLE_ID_DSDT].next; - - /* If table already loaded into namespace, just return */ - - if (table_desc->loaded_into_namespace) { - goto unlock_and_exit; - } - - /* Now load the single DSDT */ - - status = acpi_ns_load_table(table_desc, acpi_gbl_root_node); - if (ACPI_SUCCESS(status)) { - table_desc->loaded_into_namespace = TRUE; - } - break; - - case ACPI_TABLE_ID_SSDT: - case ACPI_TABLE_ID_PSDT: - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Namespace load: %d SSDT or PSDTs\n", - acpi_gbl_table_lists[table_type].count)); - - /* - * Traverse list of SSDT or PSDT tables - */ - table_desc = acpi_gbl_table_lists[table_type].next; - for (i = 0; i < acpi_gbl_table_lists[table_type].count; i++) { - /* - * Only attempt to load table into namespace if it is not - * already loaded! - */ - if (!table_desc->loaded_into_namespace) { - status = - acpi_ns_load_table(table_desc, - acpi_gbl_root_node); - if (ACPI_FAILURE(status)) { - break; - } - - table_desc->loaded_into_namespace = TRUE; - } - - table_desc = table_desc->next; - } - break; - - default: - status = AE_SUPPORT; - break; - } - - unlock_and_exit: - (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); - return_ACPI_STATUS(status); -} - +#ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* * * FUNCTION: acpi_load_namespace @@ -288,6 +185,7 @@ acpi_status acpi_ns_load_namespace(void) return_ACPI_STATUS(status); } +#endif #ifdef ACPI_FUTURE_IMPLEMENTATION /******************************************************************************* diff --git a/drivers/acpi/namespace/nsnames.c b/drivers/acpi/namespace/nsnames.c index 97b8332c9746..cbd94af08cc5 100644 --- a/drivers/acpi/namespace/nsnames.c +++ b/drivers/acpi/namespace/nsnames.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/namespace/nsobject.c b/drivers/acpi/namespace/nsobject.c index aabe8794b908..d9d7377bc6e6 100644 --- a/drivers/acpi/namespace/nsobject.c +++ b/drivers/acpi/namespace/nsobject.c @@ -6,7 +6,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/namespace/nsparse.c b/drivers/acpi/namespace/nsparse.c index 155505a4ef69..e696aa847990 100644 --- a/drivers/acpi/namespace/nsparse.c +++ b/drivers/acpi/namespace/nsparse.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -45,6 +45,7 @@ #include <acpi/acnamesp.h> #include <acpi/acparser.h> #include <acpi/acdispat.h> +#include <acpi/actables.h> #define _COMPONENT ACPI_NAMESPACE ACPI_MODULE_NAME("nsparse") @@ -62,14 +63,24 @@ ACPI_MODULE_NAME("nsparse") * ******************************************************************************/ acpi_status -acpi_ns_one_complete_parse(u8 pass_number, struct acpi_table_desc *table_desc) +acpi_ns_one_complete_parse(acpi_native_uint pass_number, + acpi_native_uint table_index) { union acpi_parse_object *parse_root; acpi_status status; + acpi_native_uint aml_length; + u8 *aml_start; struct acpi_walk_state *walk_state; + struct acpi_table_header *table; + acpi_owner_id owner_id; ACPI_FUNCTION_TRACE(ns_one_complete_parse); + status = acpi_tb_get_owner_id(table_index, &owner_id); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + /* Create and init a Root Node */ parse_root = acpi_ps_create_scope_op(); @@ -79,26 +90,41 @@ acpi_ns_one_complete_parse(u8 pass_number, struct acpi_table_desc *table_desc) /* Create and initialize a new walk state */ - walk_state = acpi_ds_create_walk_state(table_desc->owner_id, - NULL, NULL, NULL); + walk_state = acpi_ds_create_walk_state(owner_id, NULL, NULL, NULL); if (!walk_state) { acpi_ps_free_op(parse_root); return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_ds_init_aml_walk(walk_state, parse_root, NULL, - table_desc->aml_start, - table_desc->aml_length, NULL, - pass_number); + status = acpi_get_table_by_index(table_index, &table); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); + acpi_ps_free_op(parse_root); + return_ACPI_STATUS(status); + } + + /* Table must consist of at least a complete header */ + + if (table->length < sizeof(struct acpi_table_header)) { + status = AE_BAD_HEADER; + } else { + aml_start = (u8 *) table + sizeof(struct acpi_table_header); + aml_length = table->length - sizeof(struct acpi_table_header); + status = acpi_ds_init_aml_walk(walk_state, parse_root, NULL, + aml_start, aml_length, NULL, + (u8) pass_number); + } + if (ACPI_FAILURE(status)) { acpi_ds_delete_walk_state(walk_state); + acpi_ps_delete_parse_tree(parse_root); return_ACPI_STATUS(status); } /* Parse the AML */ ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "*PARSE* pass %d parse\n", - pass_number)); + (unsigned)pass_number)); status = acpi_ps_parse_aml(walk_state); acpi_ps_delete_parse_tree(parse_root); @@ -119,7 +145,7 @@ acpi_ns_one_complete_parse(u8 pass_number, struct acpi_table_desc *table_desc) ******************************************************************************/ acpi_status -acpi_ns_parse_table(struct acpi_table_desc *table_desc, +acpi_ns_parse_table(acpi_native_uint table_index, struct acpi_namespace_node *start_node) { acpi_status status; @@ -134,10 +160,10 @@ acpi_ns_parse_table(struct acpi_table_desc *table_desc, * each Parser Op subtree is deleted when it is finished. This saves * a great deal of memory, and allows a small cache of parse objects * to service the entire parse. The second pass of the parse then - * performs another complete parse of the AML.. + * performs another complete parse of the AML. */ ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "**** Start pass 1\n")); - status = acpi_ns_one_complete_parse(1, table_desc); + status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS1, table_index); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } @@ -152,7 +178,7 @@ acpi_ns_parse_table(struct acpi_table_desc *table_desc, * parse objects are all cached. */ ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "**** Start pass 2\n")); - status = acpi_ns_one_complete_parse(2, table_desc); + status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS2, table_index); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } diff --git a/drivers/acpi/namespace/nssearch.c b/drivers/acpi/namespace/nssearch.c index 500e2bbcfaf7..e863be665ce8 100644 --- a/drivers/acpi/namespace/nssearch.c +++ b/drivers/acpi/namespace/nssearch.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -321,7 +321,8 @@ acpi_ns_search_and_enter(u32 target_name, * even though there are a few bad names. */ if (!acpi_ut_valid_acpi_name(target_name)) { - target_name = acpi_ut_repair_name(target_name); + target_name = + acpi_ut_repair_name(ACPI_CAST_PTR(char, &target_name)); /* Report warning only if in strict mode or debug mode */ @@ -401,6 +402,10 @@ acpi_ns_search_and_enter(u32 target_name, } #endif + if (flags & ACPI_NS_TEMPORARY) { + new_node->flags |= ANOBJ_TEMPORARY; + } + /* Install the new object into the parent's list of children */ acpi_ns_install_node(walk_state, node, new_node, type); diff --git a/drivers/acpi/namespace/nsutils.c b/drivers/acpi/namespace/nsutils.c index aa4e799d9a8c..90fd059615ff 100644 --- a/drivers/acpi/namespace/nsutils.c +++ b/drivers/acpi/namespace/nsutils.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -770,13 +770,6 @@ void acpi_ns_terminate(void) } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Namespace freed\n")); - - /* - * 2) Now we can delete the ACPI tables - */ - acpi_tb_delete_all_tables(); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "ACPI Tables freed\n")); - return_VOID; } diff --git a/drivers/acpi/namespace/nswalk.c b/drivers/acpi/namespace/nswalk.c index c8f6bef16ed0..94eb8f332d94 100644 --- a/drivers/acpi/namespace/nswalk.c +++ b/drivers/acpi/namespace/nswalk.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -126,7 +126,7 @@ struct acpi_namespace_node *acpi_ns_get_next_node(acpi_object_type type, * PARAMETERS: Type - acpi_object_type to search for * start_node - Handle in namespace where search begins * max_depth - Depth to which search is to reach - * unlock_before_callback- Whether to unlock the NS before invoking + * Flags - Whether to unlock the NS before invoking * the callback routine * user_function - Called when an object of "Type" is found * Context - Passed to user function @@ -153,7 +153,7 @@ acpi_status acpi_ns_walk_namespace(acpi_object_type type, acpi_handle start_node, u32 max_depth, - u8 unlock_before_callback, + u32 flags, acpi_walk_callback user_function, void *context, void **return_value) { @@ -193,20 +193,34 @@ acpi_ns_walk_namespace(acpi_object_type type, acpi_ns_get_next_node(ACPI_TYPE_ANY, parent_node, child_node); if (child_node) { - /* - * Found node, Get the type if we are not - * searching for ANY - */ + + /* Found next child, get the type if we are not searching for ANY */ + if (type != ACPI_TYPE_ANY) { child_type = child_node->type; } - if (child_type == type) { + /* + * Ignore all temporary namespace nodes (created during control + * method execution) unless told otherwise. These temporary nodes + * can cause a race condition because they can be deleted during the + * execution of the user function (if the namespace is unlocked before + * invocation of the user function.) Only the debugger namespace dump + * will examine the temporary nodes. + */ + if ((child_node->flags & ANOBJ_TEMPORARY) && + !(flags & ACPI_NS_WALK_TEMP_NODES)) { + status = AE_CTRL_DEPTH; + } + + /* Type must match requested type */ + + else if (child_type == type) { /* - * Found a matching node, invoke the user - * callback function + * Found a matching node, invoke the user callback function. + * Unlock the namespace if flag is set. */ - if (unlock_before_callback) { + if (flags & ACPI_NS_WALK_UNLOCK) { mutex_status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); @@ -216,10 +230,11 @@ acpi_ns_walk_namespace(acpi_object_type type, } } - status = user_function(child_node, level, - context, return_value); + status = + user_function(child_node, level, context, + return_value); - if (unlock_before_callback) { + if (flags & ACPI_NS_WALK_UNLOCK) { mutex_status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); @@ -251,20 +266,17 @@ acpi_ns_walk_namespace(acpi_object_type type, } /* - * Depth first search: - * Attempt to go down another level in the namespace - * if we are allowed to. Don't go any further if we - * have reached the caller specified maximum depth - * or if the user function has specified that the - * maximum depth has been reached. + * Depth first search: Attempt to go down another level in the + * namespace if we are allowed to. Don't go any further if we have + * reached the caller specified maximum depth or if the user + * function has specified that the maximum depth has been reached. */ if ((level < max_depth) && (status != AE_CTRL_DEPTH)) { if (acpi_ns_get_next_node (ACPI_TYPE_ANY, child_node, NULL)) { - /* - * There is at least one child of this - * node, visit the onde - */ + + /* There is at least one child of this node, visit it */ + level++; parent_node = child_node; child_node = NULL; @@ -272,9 +284,8 @@ acpi_ns_walk_namespace(acpi_object_type type, } } else { /* - * No more children of this node (acpi_ns_get_next_node - * failed), go back upwards in the namespace tree to - * the node's parent. + * No more children of this node (acpi_ns_get_next_node failed), go + * back upwards in the namespace tree to the node's parent. */ level--; child_node = parent_node; diff --git a/drivers/acpi/namespace/nsxfeval.c b/drivers/acpi/namespace/nsxfeval.c index dca6799ac678..7ac6ace50059 100644 --- a/drivers/acpi/namespace/nsxfeval.c +++ b/drivers/acpi/namespace/nsxfeval.c @@ -6,7 +6,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -170,7 +170,6 @@ acpi_evaluate_object(acpi_handle handle, struct acpi_buffer *return_buffer) { acpi_status status; - acpi_status status2; struct acpi_evaluate_info *info; acpi_size buffer_space_needed; u32 i; @@ -329,14 +328,12 @@ acpi_evaluate_object(acpi_handle handle, * Delete the internal return object. NOTE: Interpreter must be * locked to avoid race condition. */ - status2 = acpi_ex_enter_interpreter(); - if (ACPI_SUCCESS(status2)) { + acpi_ex_enter_interpreter(); - /* Remove one reference on the return object (should delete it) */ + /* Remove one reference on the return object (should delete it) */ - acpi_ut_remove_reference(info->return_object); - acpi_ex_exit_interpreter(); - } + acpi_ut_remove_reference(info->return_object); + acpi_ex_exit_interpreter(); } cleanup: diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/namespace/nsxfname.c index 978213a6c19f..b489781b22a8 100644 --- a/drivers/acpi/namespace/nsxfname.c +++ b/drivers/acpi/namespace/nsxfname.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -84,38 +84,41 @@ acpi_get_handle(acpi_handle parent, /* Convert a parent handle to a prefix node */ if (parent) { - status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE(status)) { - return (status); - } - prefix_node = acpi_ns_map_handle_to_node(parent); if (!prefix_node) { - (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (AE_BAD_PARAMETER); } + } + + /* + * Valid cases are: + * 1) Fully qualified pathname + * 2) Parent + Relative pathname + * + * Error for <null Parent + relative path> + */ + if (acpi_ns_valid_root_prefix(pathname[0])) { - status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE(status)) { - return (status); + /* Pathname is fully qualified (starts with '\') */ + + /* Special case for root-only, since we can't search for it */ + + if (!ACPI_STRCMP(pathname, ACPI_NS_ROOT_PATH)) { + *ret_handle = + acpi_ns_convert_entry_to_handle(acpi_gbl_root_node); + return (AE_OK); } - } + } else if (!prefix_node) { - /* Special case for root, since we can't search for it */ + /* Relative path with null prefix is disallowed */ - if (ACPI_STRCMP(pathname, ACPI_NS_ROOT_PATH) == 0) { - *ret_handle = - acpi_ns_convert_entry_to_handle(acpi_gbl_root_node); - return (AE_OK); + return (AE_BAD_PARAMETER); } - /* - * Find the Node and convert to a handle - */ - status = acpi_ns_get_node(prefix_node, pathname, ACPI_NS_NO_UPSEARCH, - &node); + /* Find the Node and convert to a handle */ - *ret_handle = NULL; + status = + acpi_ns_get_node(prefix_node, pathname, ACPI_NS_NO_UPSEARCH, &node); if (ACPI_SUCCESS(status)) { *ret_handle = acpi_ns_convert_entry_to_handle(node); } diff --git a/drivers/acpi/namespace/nsxfobj.c b/drivers/acpi/namespace/nsxfobj.c index a18b1c223129..faa375887201 100644 --- a/drivers/acpi/namespace/nsxfobj.c +++ b/drivers/acpi/namespace/nsxfobj.c @@ -6,7 +6,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index bd96a7045925..4a9faff4c01d 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -45,7 +45,7 @@ int __cpuinitdata pxm_to_node_map[MAX_PXM_DOMAINS] int __cpuinitdata node_to_pxm_map[MAX_NUMNODES] = { [0 ... MAX_NUMNODES - 1] = PXM_INVAL }; -extern int __init acpi_table_parse_madt_family(enum acpi_table_id id, +extern int __init acpi_table_parse_madt_family(char *id, unsigned long madt_size, int entry_id, acpi_madt_entry_handler handler, @@ -89,7 +89,7 @@ void __cpuinit acpi_unmap_pxm_to_node(int node) node_clear(node, nodes_found_map); } -void __init acpi_table_print_srat_entry(acpi_table_entry_header * header) +void __init acpi_table_print_srat_entry(struct acpi_subtable_header * header) { ACPI_FUNCTION_NAME("acpi_table_print_srat_entry"); @@ -99,36 +99,35 @@ void __init acpi_table_print_srat_entry(acpi_table_entry_header * header) switch (header->type) { - case ACPI_SRAT_PROCESSOR_AFFINITY: + case ACPI_SRAT_TYPE_CPU_AFFINITY: #ifdef ACPI_DEBUG_OUTPUT { - struct acpi_table_processor_affinity *p = - (struct acpi_table_processor_affinity *)header; + struct acpi_srat_cpu_affinity *p = + (struct acpi_srat_cpu_affinity *)header; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "SRAT Processor (id[0x%02x] eid[0x%02x]) in proximity domain %d %s\n", - p->apic_id, p->lsapic_eid, - p->proximity_domain, - p->flags. - enabled ? "enabled" : "disabled")); + p->apic_id, p->local_sapic_eid, + p->proximity_domain_lo, + (p->flags & ACPI_SRAT_CPU_ENABLED)? + "enabled" : "disabled")); } #endif /* ACPI_DEBUG_OUTPUT */ break; - case ACPI_SRAT_MEMORY_AFFINITY: + case ACPI_SRAT_TYPE_MEMORY_AFFINITY: #ifdef ACPI_DEBUG_OUTPUT { - struct acpi_table_memory_affinity *p = - (struct acpi_table_memory_affinity *)header; + struct acpi_srat_mem_affinity *p = + (struct acpi_srat_mem_affinity *)header; ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "SRAT Memory (0x%08x%08x length 0x%08x%08x type 0x%x) in proximity domain %d %s%s\n", - p->base_addr_hi, p->base_addr_lo, - p->length_hi, p->length_lo, + "SRAT Memory (0x%lx length 0x%lx type 0x%x) in proximity domain %d %s%s\n", + (unsigned long)p->base_address, + (unsigned long)p->length, p->memory_type, p->proximity_domain, - p->flags. - enabled ? "enabled" : "disabled", - p->flags. - hot_pluggable ? " hot-pluggable" : - "")); + (p->flags & ACPI_SRAT_MEM_ENABLED)? + "enabled" : "disabled", + (p->flags & ACPI_SRAT_MEM_HOT_PLUGGABLE)? + " hot-pluggable" : "")); } #endif /* ACPI_DEBUG_OUTPUT */ break; @@ -141,18 +140,18 @@ void __init acpi_table_print_srat_entry(acpi_table_entry_header * header) } } -static int __init acpi_parse_slit(unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_slit(struct acpi_table_header *table) { struct acpi_table_slit *slit; u32 localities; - if (!phys_addr || !size) + if (!table) return -EINVAL; - slit = (struct acpi_table_slit *)__va(phys_addr); + slit = (struct acpi_table_slit *)table; /* downcast just for %llu vs %lu for i386/ia64 */ - localities = (u32) slit->localities; + localities = (u32) slit->locality_count; acpi_numa_slit_init(slit); @@ -160,12 +159,12 @@ static int __init acpi_parse_slit(unsigned long phys_addr, unsigned long size) } static int __init -acpi_parse_processor_affinity(acpi_table_entry_header * header, +acpi_parse_processor_affinity(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_processor_affinity *processor_affinity; + struct acpi_srat_cpu_affinity *processor_affinity; - processor_affinity = (struct acpi_table_processor_affinity *)header; + processor_affinity = (struct acpi_srat_cpu_affinity *)header; if (!processor_affinity) return -EINVAL; @@ -178,12 +177,12 @@ acpi_parse_processor_affinity(acpi_table_entry_header * header, } static int __init -acpi_parse_memory_affinity(acpi_table_entry_header * header, +acpi_parse_memory_affinity(struct acpi_subtable_header * header, const unsigned long end) { - struct acpi_table_memory_affinity *memory_affinity; + struct acpi_srat_mem_affinity *memory_affinity; - memory_affinity = (struct acpi_table_memory_affinity *)header; + memory_affinity = (struct acpi_srat_mem_affinity *)header; if (!memory_affinity) return -EINVAL; @@ -195,23 +194,23 @@ acpi_parse_memory_affinity(acpi_table_entry_header * header, return 0; } -static int __init acpi_parse_srat(unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_srat(struct acpi_table_header *table) { struct acpi_table_srat *srat; - if (!phys_addr || !size) + if (!table) return -EINVAL; - srat = (struct acpi_table_srat *)__va(phys_addr); + srat = (struct acpi_table_srat *)table; return 0; } int __init -acpi_table_parse_srat(enum acpi_srat_entry_id id, +acpi_table_parse_srat(enum acpi_srat_type id, acpi_madt_entry_handler handler, unsigned int max_entries) { - return acpi_table_parse_madt_family(ACPI_SRAT, + return acpi_table_parse_madt_family(ACPI_SIG_SRAT, sizeof(struct acpi_table_srat), id, handler, max_entries); } @@ -221,17 +220,17 @@ int __init acpi_numa_init(void) int result; /* SRAT: Static Resource Affinity Table */ - result = acpi_table_parse(ACPI_SRAT, acpi_parse_srat); + result = acpi_table_parse(ACPI_SIG_SRAT, acpi_parse_srat); if (result > 0) { - result = acpi_table_parse_srat(ACPI_SRAT_PROCESSOR_AFFINITY, + result = acpi_table_parse_srat(ACPI_SRAT_TYPE_CPU_AFFINITY, acpi_parse_processor_affinity, NR_CPUS); - result = acpi_table_parse_srat(ACPI_SRAT_MEMORY_AFFINITY, acpi_parse_memory_affinity, NR_NODE_MEMBLKS); // IA64 specific + result = acpi_table_parse_srat(ACPI_SRAT_TYPE_MEMORY_AFFINITY, acpi_parse_memory_affinity, NR_NODE_MEMBLKS); // IA64 specific } /* SLIT: System Locality Information Table */ - result = acpi_table_parse(ACPI_SLIT, acpi_parse_slit); + result = acpi_table_parse(ACPI_SIG_SLIT, acpi_parse_slit); acpi_numa_arch_fixup(); return 0; diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 57ae1e5cde0a..0f6f3bcbc8eb 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -36,6 +36,7 @@ #include <linux/delay.h> #include <linux/workqueue.h> #include <linux/nmi.h> +#include <linux/acpi.h> #include <acpi/acpi.h> #include <asm/io.h> #include <acpi/acpi_bus.h> @@ -75,6 +76,54 @@ static acpi_osd_handler acpi_irq_handler; static void *acpi_irq_context; static struct workqueue_struct *kacpid_wq; +static void __init acpi_request_region (struct acpi_generic_address *addr, + unsigned int length, char *desc) +{ + struct resource *res; + + if (!addr->address || !length) + return; + + if (addr->space_id == ACPI_ADR_SPACE_SYSTEM_IO) + res = request_region(addr->address, length, desc); + else if (addr->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) + res = request_mem_region(addr->address, length, desc); +} + +static int __init acpi_reserve_resources(void) +{ + acpi_request_region(&acpi_gbl_FADT.xpm1a_event_block, acpi_gbl_FADT.pm1_event_length, + "ACPI PM1a_EVT_BLK"); + + acpi_request_region(&acpi_gbl_FADT.xpm1b_event_block, acpi_gbl_FADT.pm1_event_length, + "ACPI PM1b_EVT_BLK"); + + acpi_request_region(&acpi_gbl_FADT.xpm1a_control_block, acpi_gbl_FADT.pm1_control_length, + "ACPI PM1a_CNT_BLK"); + + acpi_request_region(&acpi_gbl_FADT.xpm1b_control_block, acpi_gbl_FADT.pm1_control_length, + "ACPI PM1b_CNT_BLK"); + + if (acpi_gbl_FADT.pm_timer_length == 4) + acpi_request_region(&acpi_gbl_FADT.xpm_timer_block, 4, "ACPI PM_TMR"); + + acpi_request_region(&acpi_gbl_FADT.xpm2_control_block, acpi_gbl_FADT.pm2_control_length, + "ACPI PM2_CNT_BLK"); + + /* Length of GPE blocks must be a non-negative multiple of 2 */ + + if (!(acpi_gbl_FADT.gpe0_block_length & 0x1)) + acpi_request_region(&acpi_gbl_FADT.xgpe0_block, + acpi_gbl_FADT.gpe0_block_length, "ACPI GPE0_BLK"); + + if (!(acpi_gbl_FADT.gpe1_block_length & 0x1)) + acpi_request_region(&acpi_gbl_FADT.xgpe1_block, + acpi_gbl_FADT.gpe1_block_length, "ACPI GPE1_BLK"); + + return 0; +} +device_initcall(acpi_reserve_resources); + acpi_status acpi_os_initialize(void) { return AE_OK; @@ -136,53 +185,43 @@ void acpi_os_vprintf(const char *fmt, va_list args) #endif } -acpi_status acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *addr) +acpi_physical_address __init acpi_os_get_root_pointer(void) { if (efi_enabled) { - addr->pointer_type = ACPI_PHYSICAL_POINTER; if (efi.acpi20 != EFI_INVALID_TABLE_ADDR) - addr->pointer.physical = efi.acpi20; + return efi.acpi20; else if (efi.acpi != EFI_INVALID_TABLE_ADDR) - addr->pointer.physical = efi.acpi; + return efi.acpi; else { printk(KERN_ERR PREFIX "System description tables not found\n"); - return AE_NOT_FOUND; + return 0; } - } else { - if (ACPI_FAILURE(acpi_find_root_pointer(flags, addr))) { - printk(KERN_ERR PREFIX - "System description tables not found\n"); - return AE_NOT_FOUND; - } - } - - return AE_OK; + } else + return acpi_find_rsdp(); } -acpi_status -acpi_os_map_memory(acpi_physical_address phys, acpi_size size, - void __iomem ** virt) +void __iomem *acpi_os_map_memory(acpi_physical_address phys, acpi_size size) { if (phys > ULONG_MAX) { printk(KERN_ERR PREFIX "Cannot map memory that high\n"); - return AE_BAD_PARAMETER; + return 0; } - /* - * ioremap checks to ensure this is in reserved space - */ - *virt = ioremap((unsigned long)phys, size); - - if (!*virt) - return AE_NO_MEMORY; - - return AE_OK; + if (acpi_gbl_permanent_mmap) + /* + * ioremap checks to ensure this is in reserved space + */ + return ioremap((unsigned long)phys, size); + else + return __acpi_map_table((unsigned long)phys, size); } EXPORT_SYMBOL_GPL(acpi_os_map_memory); void acpi_os_unmap_memory(void __iomem * virt, acpi_size size) { - iounmap(virt); + if (acpi_gbl_permanent_mmap) { + iounmap(virt); + } } EXPORT_SYMBOL_GPL(acpi_os_unmap_memory); @@ -254,7 +293,7 @@ acpi_os_install_interrupt_handler(u32 gsi, acpi_osd_handler handler, * FADT. It may not be the same if an interrupt source override exists * for the SCI. */ - gsi = acpi_fadt.sci_int; + gsi = acpi_gbl_FADT.sci_interrupt; if (acpi_gsi_to_irq(gsi, &irq) < 0) { printk(KERN_ERR PREFIX "SCI (ACPI GSI %d) not registered\n", gsi); diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/parser/psargs.c index bf88e076c3e9..c2b9835c890b 100644 --- a/drivers/acpi/parser/psargs.c +++ b/drivers/acpi/parser/psargs.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/parser/psloop.c b/drivers/acpi/parser/psloop.c index e1541db3753a..773aee82fbb8 100644 --- a/drivers/acpi/parser/psloop.c +++ b/drivers/acpi/parser/psloop.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -42,12 +42,11 @@ */ /* - * Parse the AML and build an operation tree as most interpreters, - * like Perl, do. Parsing is done by hand rather than with a YACC - * generated parser to tightly constrain stack and dynamic memory - * usage. At the same time, parsing is kept flexible and the code - * fairly compact by parsing based on a list of AML opcode - * templates in aml_op_info[] + * Parse the AML and build an operation tree as most interpreters, (such as + * Perl) do. Parsing is done by hand rather than with a YACC generated parser + * to tightly constrain stack and dynamic memory usage. Parsing is kept + * flexible and the code fairly compact by parsing based on a list of AML + * opcode templates in aml_op_info[]. */ #include <acpi/acpi.h> @@ -60,766 +59,679 @@ ACPI_MODULE_NAME("psloop") static u32 acpi_gbl_depth = 0; +/* Local prototypes */ + +static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state); + +static acpi_status +acpi_ps_build_named_op(struct acpi_walk_state *walk_state, + u8 * aml_op_start, + union acpi_parse_object *unnamed_op, + union acpi_parse_object **op); + +static acpi_status +acpi_ps_create_op(struct acpi_walk_state *walk_state, + u8 * aml_op_start, union acpi_parse_object **new_op); + +static acpi_status +acpi_ps_get_arguments(struct acpi_walk_state *walk_state, + u8 * aml_op_start, union acpi_parse_object *op); + +static acpi_status +acpi_ps_complete_op(struct acpi_walk_state *walk_state, + union acpi_parse_object **op, acpi_status status); + +static acpi_status +acpi_ps_complete_final_op(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, acpi_status status); + /******************************************************************************* * - * FUNCTION: acpi_ps_parse_loop + * FUNCTION: acpi_ps_get_aml_opcode * * PARAMETERS: walk_state - Current state * * RETURN: Status * - * DESCRIPTION: Parse AML (pointed to by the current parser state) and return - * a tree of ops. + * DESCRIPTION: Extract the next AML opcode from the input stream. * ******************************************************************************/ -acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) +static acpi_status acpi_ps_get_aml_opcode(struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - acpi_status status2; - union acpi_parse_object *op = NULL; /* current op */ - union acpi_parse_object *arg = NULL; - union acpi_parse_object *pre_op = NULL; - struct acpi_parse_state *parser_state; - u8 *aml_op_start = NULL; - ACPI_FUNCTION_TRACE_PTR(ps_parse_loop, walk_state); + ACPI_FUNCTION_TRACE_PTR(ps_get_aml_opcode, walk_state); - if (walk_state->descending_callback == NULL) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } + walk_state->aml_offset = + (u32) ACPI_PTR_DIFF(walk_state->parser_state.aml, + walk_state->parser_state.aml_start); + walk_state->opcode = acpi_ps_peek_opcode(&(walk_state->parser_state)); - parser_state = &walk_state->parser_state; - walk_state->arg_types = 0; + /* + * First cut to determine what we have found: + * 1) A valid AML opcode + * 2) A name string + * 3) An unknown/invalid opcode + */ + walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode); -#if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) + switch (walk_state->op_info->class) { + case AML_CLASS_ASCII: + case AML_CLASS_PREFIX: + /* + * Starts with a valid prefix or ASCII char, this is a name + * string. Convert the bare name string to a namepath. + */ + walk_state->opcode = AML_INT_NAMEPATH_OP; + walk_state->arg_types = ARGP_NAMESTRING; + break; - if (walk_state->walk_type & ACPI_WALK_METHOD_RESTART) { + case AML_CLASS_UNKNOWN: - /* We are restarting a preempted control method */ + /* The opcode is unrecognized. Just skip unknown opcodes */ - if (acpi_ps_has_completed_scope(parser_state)) { - /* - * We must check if a predicate to an IF or WHILE statement - * was just completed - */ - if ((parser_state->scope->parse_scope.op) && - ((parser_state->scope->parse_scope.op->common. - aml_opcode == AML_IF_OP) - || (parser_state->scope->parse_scope.op->common. - aml_opcode == AML_WHILE_OP)) - && (walk_state->control_state) - && (walk_state->control_state->common.state == - ACPI_CONTROL_PREDICATE_EXECUTING)) { - /* - * A predicate was just completed, get the value of the - * predicate and branch based on that value - */ - walk_state->op = NULL; - status = - acpi_ds_get_predicate_value(walk_state, - ACPI_TO_POINTER - (TRUE)); - if (ACPI_FAILURE(status) - && ((status & AE_CODE_MASK) != - AE_CODE_CONTROL)) { - if (status == AE_AML_NO_RETURN_VALUE) { - ACPI_EXCEPTION((AE_INFO, status, - "Invoked method did not return a value")); + ACPI_ERROR((AE_INFO, + "Found unknown opcode %X at AML address %p offset %X, ignoring", + walk_state->opcode, walk_state->parser_state.aml, + walk_state->aml_offset)); - } - ACPI_EXCEPTION((AE_INFO, status, - "GetPredicate Failed")); - return_ACPI_STATUS(status); - } + ACPI_DUMP_BUFFER(walk_state->parser_state.aml, 128); - status = - acpi_ps_next_parse_state(walk_state, op, - status); - } + /* Assume one-byte bad opcode */ - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Popped scope, Op=%p\n", op)); - } else if (walk_state->prev_op) { + walk_state->parser_state.aml++; + return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE); - /* We were in the middle of an op */ + default: - op = walk_state->prev_op; - walk_state->arg_types = walk_state->prev_arg_types; - } + /* Found opcode info, this is a normal opcode */ + + walk_state->parser_state.aml += + acpi_ps_get_opcode_size(walk_state->opcode); + walk_state->arg_types = walk_state->op_info->parse_args; + break; } -#endif - /* Iterative parsing loop, while there is more AML to process: */ + return_ACPI_STATUS(AE_OK); +} - while ((parser_state->aml < parser_state->aml_end) || (op)) { - aml_op_start = parser_state->aml; - if (!op) { +/******************************************************************************* + * + * FUNCTION: acpi_ps_build_named_op + * + * PARAMETERS: walk_state - Current state + * aml_op_start - Begin of named Op in AML + * unnamed_op - Early Op (not a named Op) + * Op - Returned Op + * + * RETURN: Status + * + * DESCRIPTION: Parse a named Op + * + ******************************************************************************/ - /* Get the next opcode from the AML stream */ +static acpi_status +acpi_ps_build_named_op(struct acpi_walk_state *walk_state, + u8 * aml_op_start, + union acpi_parse_object *unnamed_op, + union acpi_parse_object **op) +{ + acpi_status status = AE_OK; + union acpi_parse_object *arg = NULL; - walk_state->aml_offset = - (u32) ACPI_PTR_DIFF(parser_state->aml, - parser_state->aml_start); - walk_state->opcode = acpi_ps_peek_opcode(parser_state); + ACPI_FUNCTION_TRACE_PTR(ps_build_named_op, walk_state); - /* - * First cut to determine what we have found: - * 1) A valid AML opcode - * 2) A name string - * 3) An unknown/invalid opcode - */ - walk_state->op_info = - acpi_ps_get_opcode_info(walk_state->opcode); - switch (walk_state->op_info->class) { - case AML_CLASS_ASCII: - case AML_CLASS_PREFIX: - /* - * Starts with a valid prefix or ASCII char, this is a name - * string. Convert the bare name string to a namepath. - */ - walk_state->opcode = AML_INT_NAMEPATH_OP; - walk_state->arg_types = ARGP_NAMESTRING; - break; + unnamed_op->common.value.arg = NULL; + unnamed_op->common.aml_opcode = walk_state->opcode; - case AML_CLASS_UNKNOWN: + /* + * Get and append arguments until we find the node that contains + * the name (the type ARGP_NAME). + */ + while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) && + (GET_CURRENT_ARG_TYPE(walk_state->arg_types) != ARGP_NAME)) { + status = + acpi_ps_get_next_arg(walk_state, + &(walk_state->parser_state), + GET_CURRENT_ARG_TYPE(walk_state-> + arg_types), &arg); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } - /* The opcode is unrecognized. Just skip unknown opcodes */ + acpi_ps_append_arg(unnamed_op, arg); + INCREMENT_ARG_LIST(walk_state->arg_types); + } - ACPI_ERROR((AE_INFO, - "Found unknown opcode %X at AML address %p offset %X, ignoring", - walk_state->opcode, - parser_state->aml, - walk_state->aml_offset)); + /* + * Make sure that we found a NAME and didn't run out of arguments + */ + if (!GET_CURRENT_ARG_TYPE(walk_state->arg_types)) { + return_ACPI_STATUS(AE_AML_NO_OPERAND); + } - ACPI_DUMP_BUFFER(parser_state->aml, 128); + /* We know that this arg is a name, move to next arg */ - /* Assume one-byte bad opcode */ + INCREMENT_ARG_LIST(walk_state->arg_types); - parser_state->aml++; - continue; + /* + * Find the object. This will either insert the object into + * the namespace or simply look it up + */ + walk_state->op = NULL; - default: + status = walk_state->descending_callback(walk_state, op); + if (ACPI_FAILURE(status)) { + ACPI_EXCEPTION((AE_INFO, status, "During name lookup/catalog")); + return_ACPI_STATUS(status); + } - /* Found opcode info, this is a normal opcode */ + if (!*op) { + return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE); + } - parser_state->aml += - acpi_ps_get_opcode_size(walk_state->opcode); - walk_state->arg_types = - walk_state->op_info->parse_args; - break; - } + status = acpi_ps_next_parse_state(walk_state, *op, status); + if (ACPI_FAILURE(status)) { + if (status == AE_CTRL_PENDING) { + return_ACPI_STATUS(AE_CTRL_PARSE_PENDING); + } + return_ACPI_STATUS(status); + } - /* Create Op structure and append to parent's argument list */ + acpi_ps_append_arg(*op, unnamed_op->common.value.arg); + acpi_gbl_depth++; - if (walk_state->op_info->flags & AML_NAMED) { + if ((*op)->common.aml_opcode == AML_REGION_OP) { + /* + * Defer final parsing of an operation_region body, because we don't + * have enough info in the first pass to parse it correctly (i.e., + * there may be method calls within the term_arg elements of the body.) + * + * However, we must continue parsing because the opregion is not a + * standalone package -- we don't know where the end is at this point. + * + * (Length is unknown until parse of the body complete) + */ + (*op)->named.data = aml_op_start; + (*op)->named.length = 0; + } - /* Allocate a new pre_op if necessary */ + return_ACPI_STATUS(AE_OK); +} - if (!pre_op) { - pre_op = - acpi_ps_alloc_op(walk_state-> - opcode); - if (!pre_op) { - status = AE_NO_MEMORY; - goto close_this_op; - } - } +/******************************************************************************* + * + * FUNCTION: acpi_ps_create_op + * + * PARAMETERS: walk_state - Current state + * aml_op_start - Op start in AML + * new_op - Returned Op + * + * RETURN: Status + * + * DESCRIPTION: Get Op from AML + * + ******************************************************************************/ - pre_op->common.value.arg = NULL; - pre_op->common.aml_opcode = walk_state->opcode; +static acpi_status +acpi_ps_create_op(struct acpi_walk_state *walk_state, + u8 * aml_op_start, union acpi_parse_object **new_op) +{ + acpi_status status = AE_OK; + union acpi_parse_object *op; + union acpi_parse_object *named_op = NULL; - /* - * Get and append arguments until we find the node that contains - * the name (the type ARGP_NAME). - */ - while (GET_CURRENT_ARG_TYPE - (walk_state->arg_types) - && - (GET_CURRENT_ARG_TYPE - (walk_state->arg_types) != ARGP_NAME)) { - status = - acpi_ps_get_next_arg(walk_state, - parser_state, - GET_CURRENT_ARG_TYPE - (walk_state-> - arg_types), - &arg); - if (ACPI_FAILURE(status)) { - goto close_this_op; - } + ACPI_FUNCTION_TRACE_PTR(ps_create_op, walk_state); - acpi_ps_append_arg(pre_op, arg); - INCREMENT_ARG_LIST(walk_state-> - arg_types); - } + status = acpi_ps_get_aml_opcode(walk_state); + if (status == AE_CTRL_PARSE_CONTINUE) { + return_ACPI_STATUS(AE_CTRL_PARSE_CONTINUE); + } - /* - * Make sure that we found a NAME and didn't run out of - * arguments - */ - if (!GET_CURRENT_ARG_TYPE - (walk_state->arg_types)) { - status = AE_AML_NO_OPERAND; - goto close_this_op; - } + /* Create Op structure and append to parent's argument list */ - /* We know that this arg is a name, move to next arg */ + walk_state->op_info = acpi_ps_get_opcode_info(walk_state->opcode); + op = acpi_ps_alloc_op(walk_state->opcode); + if (!op) { + return_ACPI_STATUS(AE_NO_MEMORY); + } - INCREMENT_ARG_LIST(walk_state->arg_types); + if (walk_state->op_info->flags & AML_NAMED) { + status = + acpi_ps_build_named_op(walk_state, aml_op_start, op, + &named_op); + acpi_ps_free_op(op); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } - /* - * Find the object. This will either insert the object into - * the namespace or simply look it up - */ - walk_state->op = NULL; + *new_op = named_op; + return_ACPI_STATUS(AE_OK); + } - status = - walk_state->descending_callback(walk_state, - &op); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "During name lookup/catalog")); - goto close_this_op; - } + /* Not a named opcode, just allocate Op and append to parent */ - if (!op) { - continue; - } + if (walk_state->op_info->flags & AML_CREATE) { + /* + * Backup to beginning of create_xXXfield declaration + * body_length is unknown until we parse the body + */ + op->named.data = aml_op_start; + op->named.length = 0; + } - status = - acpi_ps_next_parse_state(walk_state, op, - status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; - } + acpi_ps_append_arg(acpi_ps_get_parent_scope + (&(walk_state->parser_state)), op); - if (ACPI_FAILURE(status)) { - goto close_this_op; - } + if (walk_state->descending_callback != NULL) { + /* + * Find the object. This will either insert the object into + * the namespace or simply look it up + */ + walk_state->op = *new_op = op; - acpi_ps_append_arg(op, - pre_op->common.value.arg); - acpi_gbl_depth++; - - if (op->common.aml_opcode == AML_REGION_OP) { - /* - * Defer final parsing of an operation_region body, - * because we don't have enough info in the first pass - * to parse it correctly (i.e., there may be method - * calls within the term_arg elements of the body.) - * - * However, we must continue parsing because - * the opregion is not a standalone package -- - * we don't know where the end is at this point. - * - * (Length is unknown until parse of the body complete) - */ - op->named.data = aml_op_start; - op->named.length = 0; - } - } else { - /* Not a named opcode, just allocate Op and append to parent */ + status = walk_state->descending_callback(walk_state, &op); + status = acpi_ps_next_parse_state(walk_state, op, status); + if (status == AE_CTRL_PENDING) { + status = AE_CTRL_PARSE_PENDING; + } + } - walk_state->op_info = - acpi_ps_get_opcode_info(walk_state->opcode); - op = acpi_ps_alloc_op(walk_state->opcode); - if (!op) { - status = AE_NO_MEMORY; - goto close_this_op; - } + return_ACPI_STATUS(status); +} - if (walk_state->op_info->flags & AML_CREATE) { - /* - * Backup to beginning of create_xXXfield declaration - * body_length is unknown until we parse the body - */ - op->named.data = aml_op_start; - op->named.length = 0; - } +/******************************************************************************* + * + * FUNCTION: acpi_ps_get_arguments + * + * PARAMETERS: walk_state - Current state + * aml_op_start - Op start in AML + * Op - Current Op + * + * RETURN: Status + * + * DESCRIPTION: Get arguments for passed Op. + * + ******************************************************************************/ - acpi_ps_append_arg(acpi_ps_get_parent_scope - (parser_state), op); +static acpi_status +acpi_ps_get_arguments(struct acpi_walk_state *walk_state, + u8 * aml_op_start, union acpi_parse_object *op) +{ + acpi_status status = AE_OK; + union acpi_parse_object *arg = NULL; - if ((walk_state->descending_callback != NULL)) { - /* - * Find the object. This will either insert the object into - * the namespace or simply look it up - */ - walk_state->op = op; + ACPI_FUNCTION_TRACE_PTR(ps_get_arguments, walk_state); - status = - walk_state-> - descending_callback(walk_state, - &op); - status = - acpi_ps_next_parse_state(walk_state, - op, - status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; - } + switch (op->common.aml_opcode) { + case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ + case AML_WORD_OP: /* AML_WORDDATA_ARG */ + case AML_DWORD_OP: /* AML_DWORDATA_ARG */ + case AML_QWORD_OP: /* AML_QWORDATA_ARG */ + case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ - if (ACPI_FAILURE(status)) { - goto close_this_op; - } - } - } + /* Fill in constant or string argument directly */ - op->common.aml_offset = walk_state->aml_offset; + acpi_ps_get_next_simple_arg(&(walk_state->parser_state), + GET_CURRENT_ARG_TYPE(walk_state-> + arg_types), + op); + break; - if (walk_state->op_info) { - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Opcode %4.4X [%s] Op %p Aml %p AmlOffset %5.5X\n", - (u32) op->common.aml_opcode, - walk_state->op_info->name, op, - parser_state->aml, - op->common.aml_offset)); - } + case AML_INT_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ + + status = + acpi_ps_get_next_namepath(walk_state, + &(walk_state->parser_state), op, + 1); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } + walk_state->arg_types = 0; + break; + + default: /* - * Start arg_count at zero because we don't know if there are - * any args yet + * Op is not a constant or string, append each argument to the Op */ - walk_state->arg_count = 0; - - /* Are there any arguments that must be processed? */ - - if (walk_state->arg_types) { - - /* Get arguments */ - - switch (op->common.aml_opcode) { - case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ - case AML_WORD_OP: /* AML_WORDDATA_ARG */ - case AML_DWORD_OP: /* AML_DWORDATA_ARG */ - case AML_QWORD_OP: /* AML_QWORDATA_ARG */ - case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ - - /* Fill in constant or string argument directly */ - - acpi_ps_get_next_simple_arg(parser_state, - GET_CURRENT_ARG_TYPE - (walk_state-> - arg_types), op); - break; - - case AML_INT_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ - - status = - acpi_ps_get_next_namepath(walk_state, - parser_state, op, - 1); - if (ACPI_FAILURE(status)) { - goto close_this_op; - } - - walk_state->arg_types = 0; - break; + while (GET_CURRENT_ARG_TYPE(walk_state->arg_types) + && !walk_state->arg_count) { + walk_state->aml_offset = + (u32) ACPI_PTR_DIFF(walk_state->parser_state.aml, + walk_state->parser_state. + aml_start); - default: - /* - * Op is not a constant or string, append each argument - * to the Op - */ - while (GET_CURRENT_ARG_TYPE - (walk_state->arg_types) - && !walk_state->arg_count) { - walk_state->aml_offset = (u32) - ACPI_PTR_DIFF(parser_state->aml, - parser_state-> - aml_start); + status = + acpi_ps_get_next_arg(walk_state, + &(walk_state->parser_state), + GET_CURRENT_ARG_TYPE + (walk_state->arg_types), &arg); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } - status = - acpi_ps_get_next_arg(walk_state, - parser_state, - GET_CURRENT_ARG_TYPE - (walk_state-> - arg_types), - &arg); - if (ACPI_FAILURE(status)) { - goto close_this_op; - } + if (arg) { + arg->common.aml_offset = walk_state->aml_offset; + acpi_ps_append_arg(op, arg); + } - if (arg) { - arg->common.aml_offset = - walk_state->aml_offset; - acpi_ps_append_arg(op, arg); - } - INCREMENT_ARG_LIST(walk_state-> - arg_types); - } + INCREMENT_ARG_LIST(walk_state->arg_types); + } - /* Special processing for certain opcodes */ + /* Special processing for certain opcodes */ - /* TBD (remove): Temporary mechanism to disable this code if needed */ + /* TBD (remove): Temporary mechanism to disable this code if needed */ #ifdef ACPI_ENABLE_MODULE_LEVEL_CODE - if ((walk_state->pass_number <= - ACPI_IMODE_LOAD_PASS1) - && - ((walk_state-> - parse_flags & ACPI_PARSE_DISASSEMBLE) == - 0)) { - /* - * We want to skip If/Else/While constructs during Pass1 - * because we want to actually conditionally execute the - * code during Pass2. - * - * Except for disassembly, where we always want to - * walk the If/Else/While packages - */ - switch (op->common.aml_opcode) { - case AML_IF_OP: - case AML_ELSE_OP: - case AML_WHILE_OP: - - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Pass1: Skipping an If/Else/While body\n")); - - /* Skip body of if/else/while in pass 1 */ - - parser_state->aml = - parser_state->pkg_end; - walk_state->arg_count = 0; - break; - - default: - break; - } - } -#endif - switch (op->common.aml_opcode) { - case AML_METHOD_OP: - - /* - * Skip parsing of control method - * because we don't have enough info in the first pass - * to parse it correctly. - * - * Save the length and address of the body - */ - op->named.data = parser_state->aml; - op->named.length = - (u32) (parser_state->pkg_end - - parser_state->aml); - - /* Skip body of method */ - - parser_state->aml = - parser_state->pkg_end; - walk_state->arg_count = 0; - break; - - case AML_BUFFER_OP: - case AML_PACKAGE_OP: - case AML_VAR_PACKAGE_OP: - - if ((op->common.parent) && - (op->common.parent->common. - aml_opcode == AML_NAME_OP) - && (walk_state->pass_number <= - ACPI_IMODE_LOAD_PASS2)) { - /* - * Skip parsing of Buffers and Packages - * because we don't have enough info in the first pass - * to parse them correctly. - */ - op->named.data = aml_op_start; - op->named.length = - (u32) (parser_state-> - pkg_end - - aml_op_start); - - /* Skip body */ - - parser_state->aml = - parser_state->pkg_end; - walk_state->arg_count = 0; - } - break; + if ((walk_state->pass_number <= ACPI_IMODE_LOAD_PASS1) && + ((walk_state->parse_flags & ACPI_PARSE_DISASSEMBLE) == 0)) { + /* + * We want to skip If/Else/While constructs during Pass1 because we + * want to actually conditionally execute the code during Pass2. + * + * Except for disassembly, where we always want to walk the + * If/Else/While packages + */ + switch (op->common.aml_opcode) { + case AML_IF_OP: + case AML_ELSE_OP: + case AML_WHILE_OP: - case AML_WHILE_OP: + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Pass1: Skipping an If/Else/While body\n")); - if (walk_state->control_state) { - walk_state->control_state-> - control.package_end = - parser_state->pkg_end; - } - break; + /* Skip body of if/else/while in pass 1 */ - default: + walk_state->parser_state.aml = + walk_state->parser_state.pkg_end; + walk_state->arg_count = 0; + break; - /* No action for all other opcodes */ - break; - } + default: break; } } +#endif - /* Check for arguments that need to be processed */ - - if (walk_state->arg_count) { + switch (op->common.aml_opcode) { + case AML_METHOD_OP: /* - * There are arguments (complex ones), push Op and - * prepare for argument + * Skip parsing of control method because we don't have enough + * info in the first pass to parse it correctly. + * + * Save the length and address of the body */ - status = acpi_ps_push_scope(parser_state, op, - walk_state->arg_types, - walk_state->arg_count); - if (ACPI_FAILURE(status)) { - goto close_this_op; - } - op = NULL; - continue; - } + op->named.data = walk_state->parser_state.aml; + op->named.length = (u32) + (walk_state->parser_state.pkg_end - + walk_state->parser_state.aml); - /* - * All arguments have been processed -- Op is complete, - * prepare for next - */ - walk_state->op_info = - acpi_ps_get_opcode_info(op->common.aml_opcode); - if (walk_state->op_info->flags & AML_NAMED) { - if (acpi_gbl_depth) { - acpi_gbl_depth--; - } + /* Skip body of method */ - if (op->common.aml_opcode == AML_REGION_OP) { + walk_state->parser_state.aml = + walk_state->parser_state.pkg_end; + walk_state->arg_count = 0; + break; + + case AML_BUFFER_OP: + case AML_PACKAGE_OP: + case AML_VAR_PACKAGE_OP: + + if ((op->common.parent) && + (op->common.parent->common.aml_opcode == + AML_NAME_OP) + && (walk_state->pass_number <= + ACPI_IMODE_LOAD_PASS2)) { /* - * Skip parsing of control method or opregion body, - * because we don't have enough info in the first pass - * to parse them correctly. - * - * Completed parsing an op_region declaration, we now - * know the length. + * Skip parsing of Buffers and Packages because we don't have + * enough info in the first pass to parse them correctly. */ - op->named.length = - (u32) (parser_state->aml - op->named.data); - } - } + op->named.data = aml_op_start; + op->named.length = (u32) + (walk_state->parser_state.pkg_end - + aml_op_start); - if (walk_state->op_info->flags & AML_CREATE) { - /* - * Backup to beginning of create_xXXfield declaration (1 for - * Opcode) - * - * body_length is unknown until we parse the body - */ - op->named.length = - (u32) (parser_state->aml - op->named.data); - } + /* Skip body */ - /* This op complete, notify the dispatcher */ + walk_state->parser_state.aml = + walk_state->parser_state.pkg_end; + walk_state->arg_count = 0; + } + break; - if (walk_state->ascending_callback != NULL) { - walk_state->op = op; - walk_state->opcode = op->common.aml_opcode; + case AML_WHILE_OP: - status = walk_state->ascending_callback(walk_state); - status = - acpi_ps_next_parse_state(walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; + if (walk_state->control_state) { + walk_state->control_state->control.package_end = + walk_state->parser_state.pkg_end; } - } - - close_this_op: - /* - * Finished one argument of the containing scope - */ - parser_state->scope->parse_scope.arg_count--; + break; - /* Finished with pre_op */ + default: - if (pre_op) { - acpi_ps_free_op(pre_op); - pre_op = NULL; + /* No action for all other opcodes */ + break; } - /* Close this Op (will result in parse subtree deletion) */ + break; + } - status2 = acpi_ps_complete_this_op(walk_state, op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - op = NULL; + return_ACPI_STATUS(AE_OK); +} - switch (status) { - case AE_OK: - break; +/******************************************************************************* + * + * FUNCTION: acpi_ps_complete_op + * + * PARAMETERS: walk_state - Current state + * Op - Returned Op + * Status - Parse status before complete Op + * + * RETURN: Status + * + * DESCRIPTION: Complete Op + * + ******************************************************************************/ - case AE_CTRL_TRANSFER: +static acpi_status +acpi_ps_complete_op(struct acpi_walk_state *walk_state, + union acpi_parse_object **op, acpi_status status) +{ + acpi_status status2; - /* We are about to transfer to a called method. */ + ACPI_FUNCTION_TRACE_PTR(ps_complete_op, walk_state); - walk_state->prev_op = op; - walk_state->prev_arg_types = walk_state->arg_types; - return_ACPI_STATUS(status); + /* + * Finished one argument of the containing scope + */ + walk_state->parser_state.scope->parse_scope.arg_count--; - case AE_CTRL_END: + /* Close this Op (will result in parse subtree deletion) */ - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); + status2 = acpi_ps_complete_this_op(walk_state, *op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } - if (op) { - walk_state->op = op; - walk_state->op_info = - acpi_ps_get_opcode_info(op->common. - aml_opcode); - walk_state->opcode = op->common.aml_opcode; + *op = NULL; - status = - walk_state->ascending_callback(walk_state); - status = - acpi_ps_next_parse_state(walk_state, op, - status); + switch (status) { + case AE_OK: + break; - status2 = - acpi_ps_complete_this_op(walk_state, op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - op = NULL; - } - status = AE_OK; - break; + case AE_CTRL_TRANSFER: - case AE_CTRL_BREAK: - case AE_CTRL_CONTINUE: + /* We are about to transfer to a called method */ - /* Pop off scopes until we find the While */ + walk_state->prev_op = NULL; + walk_state->prev_arg_types = walk_state->arg_types; + return_ACPI_STATUS(status); - while (!op || (op->common.aml_opcode != AML_WHILE_OP)) { - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); + case AE_CTRL_END: - if (op->common.aml_opcode != AML_WHILE_OP) { - status2 = - acpi_ds_result_stack_pop - (walk_state); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } - } - } - - /* Close this iteration of the While loop */ + acpi_ps_pop_scope(&(walk_state->parser_state), op, + &walk_state->arg_types, + &walk_state->arg_count); - walk_state->op = op; + if (*op) { + walk_state->op = *op; walk_state->op_info = - acpi_ps_get_opcode_info(op->common.aml_opcode); - walk_state->opcode = op->common.aml_opcode; + acpi_ps_get_opcode_info((*op)->common.aml_opcode); + walk_state->opcode = (*op)->common.aml_opcode; status = walk_state->ascending_callback(walk_state); status = - acpi_ps_next_parse_state(walk_state, op, status); + acpi_ps_next_parse_state(walk_state, *op, status); - status2 = acpi_ps_complete_this_op(walk_state, op); + status2 = acpi_ps_complete_this_op(walk_state, *op); if (ACPI_FAILURE(status2)) { return_ACPI_STATUS(status2); } - op = NULL; - - status = AE_OK; - break; + } - case AE_CTRL_TERMINATE: + status = AE_OK; + break; - status = AE_OK; + case AE_CTRL_BREAK: + case AE_CTRL_CONTINUE: - /* Clean up */ - do { - if (op) { - status2 = - acpi_ps_complete_this_op(walk_state, - op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } + /* Pop off scopes until we find the While */ - status2 = - acpi_ds_result_stack_pop - (walk_state); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } + while (!(*op) || ((*op)->common.aml_opcode != AML_WHILE_OP)) { + acpi_ps_pop_scope(&(walk_state->parser_state), op, + &walk_state->arg_types, + &walk_state->arg_count); - acpi_ut_delete_generic_state - (acpi_ut_pop_generic_state - (&walk_state->control_state)); + if ((*op)->common.aml_opcode != AML_WHILE_OP) { + status2 = acpi_ds_result_stack_pop(walk_state); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); } + } + } - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); + /* Close this iteration of the While loop */ - } while (op); + walk_state->op = *op; + walk_state->op_info = + acpi_ps_get_opcode_info((*op)->common.aml_opcode); + walk_state->opcode = (*op)->common.aml_opcode; - return_ACPI_STATUS(status); + status = walk_state->ascending_callback(walk_state); + status = acpi_ps_next_parse_state(walk_state, *op, status); - default: /* All other non-AE_OK status */ + status2 = acpi_ps_complete_this_op(walk_state, *op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } - do { - if (op) { - status2 = - acpi_ps_complete_this_op(walk_state, - op); - if (ACPI_FAILURE(status2)) { - return_ACPI_STATUS(status2); - } + status = AE_OK; + break; + + case AE_CTRL_TERMINATE: + + /* Clean up */ + do { + if (*op) { + status2 = + acpi_ps_complete_this_op(walk_state, *op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + status2 = acpi_ds_result_stack_pop(walk_state); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); } - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); + acpi_ut_delete_generic_state + (acpi_ut_pop_generic_state + (&walk_state->control_state)); + } - } while (op); + acpi_ps_pop_scope(&(walk_state->parser_state), op, + &walk_state->arg_types, + &walk_state->arg_count); - /* - * TBD: Cleanup parse ops on error - */ -#if 0 - if (op == NULL) { - acpi_ps_pop_scope(parser_state, &op, - &walk_state->arg_types, - &walk_state->arg_count); + } while (*op); + + return_ACPI_STATUS(AE_OK); + + default: /* All other non-AE_OK status */ + + do { + if (*op) { + status2 = + acpi_ps_complete_this_op(walk_state, *op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } } -#endif - walk_state->prev_op = op; - walk_state->prev_arg_types = walk_state->arg_types; - return_ACPI_STATUS(status); - } - /* This scope complete? */ + acpi_ps_pop_scope(&(walk_state->parser_state), op, + &walk_state->arg_types, + &walk_state->arg_count); - if (acpi_ps_has_completed_scope(parser_state)) { - acpi_ps_pop_scope(parser_state, &op, + } while (*op); + +#if 0 + /* + * TBD: Cleanup parse ops on error + */ + if (*op == NULL) { + acpi_ps_pop_scope(parser_state, op, &walk_state->arg_types, &walk_state->arg_count); - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "Popped scope, Op=%p\n", op)); - } else { - op = NULL; } +#endif + walk_state->prev_op = NULL; + walk_state->prev_arg_types = walk_state->arg_types; + return_ACPI_STATUS(status); + } - } /* while parser_state->Aml */ + /* This scope complete? */ + + if (acpi_ps_has_completed_scope(&(walk_state->parser_state))) { + acpi_ps_pop_scope(&(walk_state->parser_state), op, + &walk_state->arg_types, + &walk_state->arg_count); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Popped scope, Op=%p\n", *op)); + } else { + *op = NULL; + } + + return_ACPI_STATUS(AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ps_complete_final_op + * + * PARAMETERS: walk_state - Current state + * Op - Current Op + * Status - Current parse status before complete last + * Op + * + * RETURN: Status + * + * DESCRIPTION: Complete last Op. + * + ******************************************************************************/ + +static acpi_status +acpi_ps_complete_final_op(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, acpi_status status) +{ + acpi_status status2; + + ACPI_FUNCTION_TRACE_PTR(ps_complete_final_op, walk_state); /* * Complete the last Op (if not completed), and clear the scope stack. * It is easily possible to end an AML "package" with an unbounded number * of open scopes (such as when several ASL blocks are closed with - * sequential closing braces). We want to terminate each one cleanly. + * sequential closing braces). We want to terminate each one cleanly. */ ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n", op)); @@ -838,8 +750,12 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) acpi_ps_next_parse_state(walk_state, op, status); if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; + status = + acpi_ps_complete_op(walk_state, &op, + AE_OK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } } if (status == AE_CTRL_TERMINATE) { @@ -858,7 +774,9 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) } } - acpi_ps_pop_scope(parser_state, + acpi_ps_pop_scope(& + (walk_state-> + parser_state), &op, &walk_state-> arg_types, @@ -887,10 +805,252 @@ acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) } } - acpi_ps_pop_scope(parser_state, &op, &walk_state->arg_types, + acpi_ps_pop_scope(&(walk_state->parser_state), &op, + &walk_state->arg_types, &walk_state->arg_count); } while (op); return_ACPI_STATUS(status); } + +/******************************************************************************* + * + * FUNCTION: acpi_ps_parse_loop + * + * PARAMETERS: walk_state - Current state + * + * RETURN: Status + * + * DESCRIPTION: Parse AML (pointed to by the current parser state) and return + * a tree of ops. + * + ******************************************************************************/ + +acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) +{ + acpi_status status = AE_OK; + union acpi_parse_object *op = NULL; /* current op */ + struct acpi_parse_state *parser_state; + u8 *aml_op_start = NULL; + + ACPI_FUNCTION_TRACE_PTR(ps_parse_loop, walk_state); + + if (walk_state->descending_callback == NULL) { + return_ACPI_STATUS(AE_BAD_PARAMETER); + } + + parser_state = &walk_state->parser_state; + walk_state->arg_types = 0; + +#if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) + + if (walk_state->walk_type & ACPI_WALK_METHOD_RESTART) { + + /* We are restarting a preempted control method */ + + if (acpi_ps_has_completed_scope(parser_state)) { + /* + * We must check if a predicate to an IF or WHILE statement + * was just completed + */ + if ((parser_state->scope->parse_scope.op) && + ((parser_state->scope->parse_scope.op->common. + aml_opcode == AML_IF_OP) + || (parser_state->scope->parse_scope.op->common. + aml_opcode == AML_WHILE_OP)) + && (walk_state->control_state) + && (walk_state->control_state->common.state == + ACPI_CONTROL_PREDICATE_EXECUTING)) { + /* + * A predicate was just completed, get the value of the + * predicate and branch based on that value + */ + walk_state->op = NULL; + status = + acpi_ds_get_predicate_value(walk_state, + ACPI_TO_POINTER + (TRUE)); + if (ACPI_FAILURE(status) + && ((status & AE_CODE_MASK) != + AE_CODE_CONTROL)) { + if (status == AE_AML_NO_RETURN_VALUE) { + ACPI_EXCEPTION((AE_INFO, status, + "Invoked method did not return a value")); + + } + + ACPI_EXCEPTION((AE_INFO, status, + "GetPredicate Failed")); + return_ACPI_STATUS(status); + } + + status = + acpi_ps_next_parse_state(walk_state, op, + status); + } + + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Popped scope, Op=%p\n", op)); + } else if (walk_state->prev_op) { + + /* We were in the middle of an op */ + + op = walk_state->prev_op; + walk_state->arg_types = walk_state->prev_arg_types; + } + } +#endif + + /* Iterative parsing loop, while there is more AML to process: */ + + while ((parser_state->aml < parser_state->aml_end) || (op)) { + aml_op_start = parser_state->aml; + if (!op) { + status = + acpi_ps_create_op(walk_state, aml_op_start, &op); + if (ACPI_FAILURE(status)) { + if (status == AE_CTRL_PARSE_CONTINUE) { + continue; + } + + if (status == AE_CTRL_PARSE_PENDING) { + status = AE_OK; + } + + status = + acpi_ps_complete_op(walk_state, &op, + status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + continue; + } + + op->common.aml_offset = walk_state->aml_offset; + + if (walk_state->op_info) { + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Opcode %4.4X [%s] Op %p Aml %p AmlOffset %5.5X\n", + (u32) op->common.aml_opcode, + walk_state->op_info->name, op, + parser_state->aml, + op->common.aml_offset)); + } + } + + /* + * Start arg_count at zero because we don't know if there are + * any args yet + */ + walk_state->arg_count = 0; + + /* Are there any arguments that must be processed? */ + + if (walk_state->arg_types) { + + /* Get arguments */ + + status = + acpi_ps_get_arguments(walk_state, aml_op_start, op); + if (ACPI_FAILURE(status)) { + status = + acpi_ps_complete_op(walk_state, &op, + status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + continue; + } + } + + /* Check for arguments that need to be processed */ + + if (walk_state->arg_count) { + /* + * There are arguments (complex ones), push Op and + * prepare for argument + */ + status = acpi_ps_push_scope(parser_state, op, + walk_state->arg_types, + walk_state->arg_count); + if (ACPI_FAILURE(status)) { + status = + acpi_ps_complete_op(walk_state, &op, + status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + continue; + } + + op = NULL; + continue; + } + + /* + * All arguments have been processed -- Op is complete, + * prepare for next + */ + walk_state->op_info = + acpi_ps_get_opcode_info(op->common.aml_opcode); + if (walk_state->op_info->flags & AML_NAMED) { + if (acpi_gbl_depth) { + acpi_gbl_depth--; + } + + if (op->common.aml_opcode == AML_REGION_OP) { + /* + * Skip parsing of control method or opregion body, + * because we don't have enough info in the first pass + * to parse them correctly. + * + * Completed parsing an op_region declaration, we now + * know the length. + */ + op->named.length = + (u32) (parser_state->aml - op->named.data); + } + } + + if (walk_state->op_info->flags & AML_CREATE) { + /* + * Backup to beginning of create_xXXfield declaration (1 for + * Opcode) + * + * body_length is unknown until we parse the body + */ + op->named.length = + (u32) (parser_state->aml - op->named.data); + } + + /* This op complete, notify the dispatcher */ + + if (walk_state->ascending_callback != NULL) { + walk_state->op = op; + walk_state->opcode = op->common.aml_opcode; + + status = walk_state->ascending_callback(walk_state); + status = + acpi_ps_next_parse_state(walk_state, op, status); + if (status == AE_CTRL_PENDING) { + status = AE_OK; + } + } + + status = acpi_ps_complete_op(walk_state, &op, status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + } /* while parser_state->Aml */ + + status = acpi_ps_complete_final_op(walk_state, op, status); + return_ACPI_STATUS(status); +} diff --git a/drivers/acpi/parser/psopcode.c b/drivers/acpi/parser/psopcode.c index 4bd25e32769f..16d8b6cc3c22 100644 --- a/drivers/acpi/parser/psopcode.c +++ b/drivers/acpi/parser/psopcode.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c index a02aa62fe1e5..5d63f48e56b5 100644 --- a/drivers/acpi/parser/psparse.c +++ b/drivers/acpi/parser/psparse.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -540,6 +540,11 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state) if ((status == AE_ALREADY_EXISTS) && (!walk_state->method_desc->method.mutex)) { + ACPI_INFO((AE_INFO, + "Marking method %4.4s as Serialized", + walk_state->method_node->name. + ascii)); + /* * Method tried to create an object twice. The probable cause is * that the method cannot handle reentrancy. diff --git a/drivers/acpi/parser/psscope.c b/drivers/acpi/parser/psscope.c index a3e0314de24d..77cfa4ed0cfe 100644 --- a/drivers/acpi/parser/psscope.c +++ b/drivers/acpi/parser/psscope.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/parser/pstree.c b/drivers/acpi/parser/pstree.c index 0015717ef096..966e7ea2a0c4 100644 --- a/drivers/acpi/parser/pstree.c +++ b/drivers/acpi/parser/pstree.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/parser/psutils.c b/drivers/acpi/parser/psutils.c index d405387b7414..8ca52002db55 100644 --- a/drivers/acpi/parser/psutils.c +++ b/drivers/acpi/parser/psutils.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/parser/pswalk.c b/drivers/acpi/parser/pswalk.c index a84a547a0f1b..49f9757434e4 100644 --- a/drivers/acpi/parser/pswalk.c +++ b/drivers/acpi/parser/pswalk.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/parser/psxface.c index 5d996c1140af..94103bced75e 100644 --- a/drivers/acpi/parser/psxface.c +++ b/drivers/acpi/parser/psxface.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -54,8 +54,6 @@ static void acpi_ps_start_trace(struct acpi_evaluate_info *info); static void acpi_ps_stop_trace(struct acpi_evaluate_info *info); -static acpi_status acpi_ps_execute_pass(struct acpi_evaluate_info *info); - static void acpi_ps_update_parameter_list(struct acpi_evaluate_info *info, u16 action); @@ -215,6 +213,8 @@ static void acpi_ps_stop_trace(struct acpi_evaluate_info *info) acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info) { acpi_status status; + union acpi_parse_object *op; + struct acpi_walk_state *walk_state; ACPI_FUNCTION_TRACE(ps_execute_method); @@ -234,8 +234,7 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info) } /* - * The caller "owns" the parameters, so give each one an extra - * reference + * The caller "owns" the parameters, so give each one an extra reference */ acpi_ps_update_parameter_list(info, REF_INCREMENT); @@ -244,30 +243,50 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info) acpi_ps_start_trace(info); /* - * 1) Perform the first pass parse of the method to enter any - * named objects that it creates into the namespace + * Execute the method. Performs parse simultaneously */ ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "**** Begin Method Parse **** Entry=%p obj=%p\n", - info->resolved_node, info->obj_desc)); + "**** Begin Method Parse/Execute [%4.4s] **** Node=%p Obj=%p\n", + info->resolved_node->name.ascii, info->resolved_node, + info->obj_desc)); + + /* Create and init a Root Node */ + + op = acpi_ps_create_scope_op(); + if (!op) { + status = AE_NO_MEMORY; + goto cleanup; + } + + /* Create and initialize a new walk state */ + + info->pass_number = ACPI_IMODE_EXECUTE; + walk_state = + acpi_ds_create_walk_state(info->obj_desc->method.owner_id, NULL, + NULL, NULL); + if (!walk_state) { + status = AE_NO_MEMORY; + goto cleanup; + } - info->pass_number = 1; - status = acpi_ps_execute_pass(info); + status = acpi_ds_init_aml_walk(walk_state, op, info->resolved_node, + info->obj_desc->method.aml_start, + info->obj_desc->method.aml_length, info, + info->pass_number); if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); goto cleanup; } - /* - * 2) Execute the method. Performs second pass parse simultaneously - */ - ACPI_DEBUG_PRINT((ACPI_DB_PARSE, - "**** Begin Method Execution **** Entry=%p obj=%p\n", - info->resolved_node, info->obj_desc)); + /* Parse the AML */ - info->pass_number = 3; - status = acpi_ps_execute_pass(info); + status = acpi_ps_parse_aml(walk_state); + + /* walk_state was deleted by parse_aml */ cleanup: + acpi_ps_delete_parse_tree(op); + /* End optional tracing */ acpi_ps_stop_trace(info); @@ -330,62 +349,3 @@ acpi_ps_update_parameter_list(struct acpi_evaluate_info *info, u16 action) } } } - -/******************************************************************************* - * - * FUNCTION: acpi_ps_execute_pass - * - * PARAMETERS: Info - See struct acpi_evaluate_info - * (Used: pass_number, Node, and obj_desc) - * - * RETURN: Status - * - * DESCRIPTION: Single AML pass: Parse or Execute a control method - * - ******************************************************************************/ - -static acpi_status acpi_ps_execute_pass(struct acpi_evaluate_info *info) -{ - acpi_status status; - union acpi_parse_object *op; - struct acpi_walk_state *walk_state; - - ACPI_FUNCTION_TRACE(ps_execute_pass); - - /* Create and init a Root Node */ - - op = acpi_ps_create_scope_op(); - if (!op) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* Create and initialize a new walk state */ - - walk_state = - acpi_ds_create_walk_state(info->obj_desc->method.owner_id, NULL, - NULL, NULL); - if (!walk_state) { - status = AE_NO_MEMORY; - goto cleanup; - } - - status = acpi_ds_init_aml_walk(walk_state, op, info->resolved_node, - info->obj_desc->method.aml_start, - info->obj_desc->method.aml_length, - info->pass_number == 1 ? NULL : info, - info->pass_number); - if (ACPI_FAILURE(status)) { - acpi_ds_delete_walk_state(walk_state); - goto cleanup; - } - - /* Parse the AML */ - - status = acpi_ps_parse_aml(walk_state); - - /* Walk state was deleted by parse_aml */ - - cleanup: - acpi_ps_delete_parse_tree(op); - return_ACPI_STATUS(status); -} diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 481e633bbf41..0f683c8c6fbc 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -513,7 +513,7 @@ int __init acpi_irq_penalty_init(void) } } /* Add a penalty for the SCI */ - acpi_irq_penalty[acpi_fadt.sci_int] += PIRQ_PENALTY_PCI_USING; + acpi_irq_penalty[acpi_gbl_FADT.sci_interrupt] += PIRQ_PENALTY_PCI_USING; return 0; } @@ -785,7 +785,7 @@ static int irqrouter_resume(struct sys_device *dev) /* Make sure SCI is enabled again (Apple firmware bug?) */ - acpi_set_register(ACPI_BITREG_SCI_ENABLE, 1, ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_SCI_ENABLE, 1); list_for_each(node, &acpi_link.entries) { link = list_entry(node, struct acpi_pci_link, node); diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index a860efa2c562..4ecf701687e8 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -117,6 +117,19 @@ void acpi_pci_unregister_driver(struct acpi_pci_driver *driver) EXPORT_SYMBOL(acpi_pci_unregister_driver); +acpi_handle acpi_get_pci_rootbridge_handle(unsigned int seg, unsigned int bus) +{ + struct acpi_pci_root *tmp; + + list_for_each_entry(tmp, &acpi_pci_roots, node) { + if ((tmp->id.segment == (u16) seg) && (tmp->id.bus == (u16) bus)) + return tmp->device->handle; + } + return NULL; +} + +EXPORT_SYMBOL_GPL(acpi_get_pci_rootbridge_handle); + static acpi_status get_root_bridge_busnr_callback(struct acpi_resource *resource, void *data) { @@ -152,6 +165,21 @@ static acpi_status try_get_root_bridge_busnr(acpi_handle handle, int *busnum) return AE_OK; } +static void acpi_pci_bridge_scan(struct acpi_device *device) +{ + int status; + struct acpi_device *child = NULL; + + if (device->flags.bus_address) + if (device->parent && device->parent->ops.bind) { + status = device->parent->ops.bind(device); + if (!status) { + list_for_each_entry(child, &device->children, node) + acpi_pci_bridge_scan(child); + } + } +} + static int acpi_pci_root_add(struct acpi_device *device) { int result = 0; @@ -160,6 +188,7 @@ static int acpi_pci_root_add(struct acpi_device *device) acpi_status status = AE_OK; unsigned long value = 0; acpi_handle handle = NULL; + struct acpi_device *child; if (!device) @@ -175,9 +204,6 @@ static int acpi_pci_root_add(struct acpi_device *device) strcpy(acpi_device_class(device), ACPI_PCI_ROOT_CLASS); acpi_driver_data(device) = root; - /* - * TBD: Doesn't the bus driver automatically set this? - */ device->ops.bind = acpi_pci_bind; /* @@ -299,6 +325,12 @@ static int acpi_pci_root_add(struct acpi_device *device) result = acpi_pci_irq_add_prt(device->handle, root->id.segment, root->id.bus); + /* + * Scan and bind all _ADR-Based Devices + */ + list_for_each_entry(child, &device->children, node) + acpi_pci_bridge_scan(child); + end: if (result) { if (!list_empty(&root->node)) diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 5f9496d59ed6..0079bc51082c 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -375,30 +375,126 @@ static int acpi_processor_remove_fs(struct acpi_device *device) } /* Use the acpiid in MADT to map cpus in case of SMP */ + #ifndef CONFIG_SMP -#define convert_acpiid_to_cpu(acpi_id) (-1) +static int get_cpu_id(acpi_handle handle, u32 acpi_id) {return -1;} #else +static struct acpi_table_madt *madt; + +static int map_lapic_id(struct acpi_subtable_header *entry, + u32 acpi_id, int *apic_id) +{ + struct acpi_madt_local_apic *lapic = + (struct acpi_madt_local_apic *)entry; + if ((lapic->lapic_flags & ACPI_MADT_ENABLED) && + lapic->processor_id == acpi_id) { + *apic_id = lapic->id; + return 1; + } + return 0; +} + +static int map_lsapic_id(struct acpi_subtable_header *entry, + u32 acpi_id, int *apic_id) +{ + struct acpi_madt_local_sapic *lsapic = + (struct acpi_madt_local_sapic *)entry; + /* Only check enabled APICs*/ + if (lsapic->lapic_flags & ACPI_MADT_ENABLED) { + /* First check against id */ + if (lsapic->processor_id == acpi_id) { + *apic_id = lsapic->id; + return 1; + /* Check against optional uid */ + } else if (entry->length >= 16 && + lsapic->uid == acpi_id) { + *apic_id = lsapic->uid; + return 1; + } + } + return 0; +} + #ifdef CONFIG_IA64 -#define arch_acpiid_to_apicid ia64_acpiid_to_sapicid #define arch_cpu_to_apicid ia64_cpu_to_sapicid -#define ARCH_BAD_APICID (0xffff) #else -#define arch_acpiid_to_apicid x86_acpiid_to_apicid #define arch_cpu_to_apicid x86_cpu_to_apicid -#define ARCH_BAD_APICID (0xff) #endif -static int convert_acpiid_to_cpu(u8 acpi_id) +static int map_madt_entry(u32 acpi_id) +{ + unsigned long madt_end, entry; + int apic_id = -1; + + if (!madt) + return apic_id; + + entry = (unsigned long)madt; + madt_end = entry + madt->header.length; + + /* Parse all entries looking for a match. */ + + entry += sizeof(struct acpi_table_madt); + while (entry + sizeof(struct acpi_subtable_header) < madt_end) { + struct acpi_subtable_header *header = + (struct acpi_subtable_header *)entry; + if (header->type == ACPI_MADT_TYPE_LOCAL_APIC) { + if (map_lapic_id(header, acpi_id, &apic_id)) + break; + } else if (header->type == ACPI_MADT_TYPE_LOCAL_SAPIC) { + if (map_lsapic_id(header, acpi_id, &apic_id)) + break; + } + entry += header->length; + } + return apic_id; +} + +static int map_mat_entry(acpi_handle handle, u32 acpi_id) +{ + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *obj; + struct acpi_subtable_header *header; + int apic_id = -1; + + if (ACPI_FAILURE(acpi_evaluate_object(handle, "_MAT", NULL, &buffer))) + goto exit; + + if (!buffer.length || !buffer.pointer) + goto exit; + + obj = buffer.pointer; + if (obj->type != ACPI_TYPE_BUFFER || + obj->buffer.length < sizeof(struct acpi_subtable_header)) { + goto exit; + } + + header = (struct acpi_subtable_header *)obj->buffer.pointer; + if (header->type == ACPI_MADT_TYPE_LOCAL_APIC) { + map_lapic_id(header, acpi_id, &apic_id); + } else if (header->type == ACPI_MADT_TYPE_LOCAL_SAPIC) { + map_lsapic_id(header, acpi_id, &apic_id); + } + +exit: + if (buffer.pointer) + kfree(buffer.pointer); + return apic_id; +} + +static int get_cpu_id(acpi_handle handle, u32 acpi_id) { - u16 apic_id; int i; + int apic_id = -1; - apic_id = arch_acpiid_to_apicid[acpi_id]; - if (apic_id == ARCH_BAD_APICID) - return -1; + apic_id = map_mat_entry(handle, acpi_id); + if (apic_id == -1) + apic_id = map_madt_entry(acpi_id); + if (apic_id == -1) + return apic_id; - for (i = 0; i < NR_CPUS; i++) { + for (i = 0; i < NR_CPUS; ++i) { if (arch_cpu_to_apicid[i] == apic_id) return i; } @@ -410,7 +506,7 @@ static int convert_acpiid_to_cpu(u8 acpi_id) Driver Interface -------------------------------------------------------------------------- */ -static int acpi_processor_get_info(struct acpi_processor *pr) +static int acpi_processor_get_info(struct acpi_processor *pr, unsigned has_uid) { acpi_status status = 0; union acpi_object object = { 0 }; @@ -431,7 +527,7 @@ static int acpi_processor_get_info(struct acpi_processor *pr) * Check to see if we have bus mastering arbitration control. This * is required for proper C3 usage (to maintain cache coherency). */ - if (acpi_fadt.V1_pm2_cnt_blk && acpi_fadt.pm2_cnt_len) { + if (acpi_gbl_FADT.pm2_control_block && acpi_gbl_FADT.pm2_control_length) { pr->flags.bm_control = 1; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Bus mastering arbitration control present\n")); @@ -439,24 +535,35 @@ static int acpi_processor_get_info(struct acpi_processor *pr) ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No bus mastering arbitration control\n")); - /* - * Evalute the processor object. Note that it is common on SMP to - * have the first (boot) processor with a valid PBLK address while - * all others have a NULL address. - */ - status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer); - if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Evaluating processor object\n"); - return -ENODEV; - } - - /* - * TBD: Synch processor ID (via LAPIC/LSAPIC structures) on SMP. - * >>> 'acpi_get_processor_id(acpi_id, &id)' in arch/xxx/acpi.c - */ - pr->acpi_id = object.processor.proc_id; + /* Check if it is a Device with HID and UID */ + if (has_uid) { + unsigned long value; + status = acpi_evaluate_integer(pr->handle, METHOD_NAME__UID, + NULL, &value); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR PREFIX "Evaluating processor _UID\n"); + return -ENODEV; + } + pr->acpi_id = value; + } else { + /* + * Evalute the processor object. Note that it is common on SMP to + * have the first (boot) processor with a valid PBLK address while + * all others have a NULL address. + */ + status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer); + if (ACPI_FAILURE(status)) { + printk(KERN_ERR PREFIX "Evaluating processor object\n"); + return -ENODEV; + } - cpu_index = convert_acpiid_to_cpu(pr->acpi_id); + /* + * TBD: Synch processor ID (via LAPIC/LSAPIC structures) on SMP. + * >>> 'acpi_get_processor_id(acpi_id, &id)' in arch/xxx/acpi.c + */ + pr->acpi_id = object.processor.proc_id; + } + cpu_index = get_cpu_id(pr->handle, pr->acpi_id); /* Handle UP system running SMP kernel, with no LAPIC in MADT */ if (!cpu0_initialized && (cpu_index == -1) && @@ -473,7 +580,7 @@ static int acpi_processor_get_info(struct acpi_processor *pr) * less than the max # of CPUs. They should be ignored _iff * they are physically not present. */ - if (cpu_index == -1) { + if (pr->id == -1) { if (ACPI_FAILURE (acpi_processor_hotadd_init(pr->handle, &pr->id))) { return -ENODEV; @@ -490,8 +597,8 @@ static int acpi_processor_get_info(struct acpi_processor *pr) object.processor.pblk_length); else { pr->throttling.address = object.processor.pblk_address; - pr->throttling.duty_offset = acpi_fadt.duty_offset; - pr->throttling.duty_width = acpi_fadt.duty_width; + pr->throttling.duty_offset = acpi_gbl_FADT.duty_offset; + pr->throttling.duty_width = acpi_gbl_FADT.duty_width; pr->pblk = object.processor.pblk_address; @@ -525,7 +632,7 @@ static int __cpuinit acpi_processor_start(struct acpi_device *device) pr = acpi_driver_data(device); - result = acpi_processor_get_info(pr); + result = acpi_processor_get_info(pr, device->flags.unique_id); if (result) { /* Processor is physically not present */ return 0; @@ -707,7 +814,7 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device) return -ENODEV; if ((pr->id >= 0) && (pr->id < NR_CPUS)) { - kobject_uevent(&(*device)->kobj, KOBJ_ONLINE); + kobject_uevent(&(*device)->dev.kobj, KOBJ_ONLINE); } return 0; } @@ -745,13 +852,13 @@ acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data) } if (pr->id >= 0 && (pr->id < NR_CPUS)) { - kobject_uevent(&device->kobj, KOBJ_OFFLINE); + kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); break; } result = acpi_processor_start(device); if ((!result) && ((pr->id >= 0) && (pr->id < NR_CPUS))) { - kobject_uevent(&device->kobj, KOBJ_ONLINE); + kobject_uevent(&device->dev.kobj, KOBJ_ONLINE); } else { printk(KERN_ERR PREFIX "Device [%s] failed to start\n", acpi_device_bid(device)); @@ -774,7 +881,7 @@ acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data) } if ((pr->id < NR_CPUS) && (cpu_present(pr->id))) - kobject_uevent(&device->kobj, KOBJ_OFFLINE); + kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE); break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, @@ -895,6 +1002,12 @@ static int __init acpi_processor_init(void) memset(&processors, 0, sizeof(processors)); memset(&errata, 0, sizeof(errata)); +#ifdef CONFIG_SMP + if (ACPI_FAILURE(acpi_get_table(ACPI_SIG_MADT, 0, + (struct acpi_table_header **)&madt))) + madt = 0; +#endif + acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir); if (!acpi_processor_dir) return -ENOMEM; diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 3f30af21574e..6c6751b1405b 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -160,7 +160,7 @@ static inline u32 ticks_elapsed(u32 t1, u32 t2) { if (t2 >= t1) return (t2 - t1); - else if (!acpi_fadt.tmr_val_ext) + else if (!(acpi_gbl_FADT.flags & ACPI_FADT_32BIT_TIMER)) return (((0x00FFFFFF - t1) + t2) & 0x00FFFFFF); else return ((0xFFFFFFFF - t1) + t2); @@ -187,8 +187,7 @@ acpi_processor_power_activate(struct acpi_processor *pr, case ACPI_STATE_C3: /* Disable bus master reload */ if (new->type != ACPI_STATE_C3 && pr->flags.bm_check) - acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0); break; } } @@ -198,8 +197,7 @@ acpi_processor_power_activate(struct acpi_processor *pr, case ACPI_STATE_C3: /* Enable bus master reload */ if (old->type != ACPI_STATE_C3 && pr->flags.bm_check) - acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 1, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 1); break; } @@ -236,7 +234,7 @@ static void acpi_cstate_enter(struct acpi_processor_cx *cstate) /* Dummy wait op - must do something useless after P_LVL2 read because chipsets cannot guarantee that STPCLK# signal gets asserted in time to freeze execution properly. */ - unused = inl(acpi_fadt.xpm_tmr_blk.address); + unused = inl(acpi_gbl_FADT.xpm_timer_block.address); } } @@ -291,12 +289,10 @@ static void acpi_processor_idle(void) pr->power.bm_activity <<= diff; - acpi_get_register(ACPI_BITREG_BUS_MASTER_STATUS, - &bm_status, ACPI_MTX_DO_NOT_LOCK); + acpi_get_register(ACPI_BITREG_BUS_MASTER_STATUS, &bm_status); if (bm_status) { pr->power.bm_activity |= 0x1; - acpi_set_register(ACPI_BITREG_BUS_MASTER_STATUS, - 1, ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_STATUS, 1); } /* * PIIX4 Erratum #18: Note that BM_STS doesn't always reflect @@ -338,7 +334,7 @@ static void acpi_processor_idle(void) * detection phase, to work cleanly with logical CPU hotplug. */ if ((cx->type != ACPI_STATE_C1) && (num_online_cpus() > 1) && - !pr->flags.has_cst && !acpi_fadt.plvl2_up) + !pr->flags.has_cst && !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED)) cx = &pr->power.states[ACPI_STATE_C1]; #endif @@ -384,11 +380,11 @@ static void acpi_processor_idle(void) case ACPI_STATE_C2: /* Get start time (ticks) */ - t1 = inl(acpi_fadt.xpm_tmr_blk.address); + t1 = inl(acpi_gbl_FADT.xpm_timer_block.address); /* Invoke C2 */ acpi_cstate_enter(cx); /* Get end time (ticks) */ - t2 = inl(acpi_fadt.xpm_tmr_blk.address); + t2 = inl(acpi_gbl_FADT.xpm_timer_block.address); #ifdef CONFIG_GENERIC_TIME /* TSC halts in C2, so notify users */ @@ -411,8 +407,7 @@ static void acpi_processor_idle(void) * All CPUs are trying to go to C3 * Disable bus master arbitration */ - acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1); } } else { /* SMP with no shared cache... Invalidate cache */ @@ -420,16 +415,15 @@ static void acpi_processor_idle(void) } /* Get start time (ticks) */ - t1 = inl(acpi_fadt.xpm_tmr_blk.address); + t1 = inl(acpi_gbl_FADT.xpm_timer_block.address); /* Invoke C3 */ acpi_cstate_enter(cx); /* Get end time (ticks) */ - t2 = inl(acpi_fadt.xpm_tmr_blk.address); + t2 = inl(acpi_gbl_FADT.xpm_timer_block.address); if (pr->flags.bm_check) { /* Enable bus master arbitration */ atomic_dec(&c3_cpu_count); - acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0, - ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0); } #ifdef CONFIG_GENERIC_TIME @@ -457,7 +451,7 @@ static void acpi_processor_idle(void) #ifdef CONFIG_HOTPLUG_CPU /* Don't do promotion/demotion */ if ((cx->type == ACPI_STATE_C1) && (num_online_cpus() > 1) && - !pr->flags.has_cst && !acpi_fadt.plvl2_up) { + !pr->flags.has_cst && !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED)) { next_state = cx; goto end; } @@ -627,7 +621,8 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr) * Check for P_LVL2_UP flag before entering C2 and above on * an SMP system. */ - if ((num_online_cpus() > 1) && !acpi_fadt.plvl2_up) + if ((num_online_cpus() > 1) && + !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED)) return -ENODEV; #endif @@ -636,8 +631,8 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr) pr->power.states[ACPI_STATE_C3].address = pr->pblk + 5; /* determine latencies from FADT */ - pr->power.states[ACPI_STATE_C2].latency = acpi_fadt.plvl2_lat; - pr->power.states[ACPI_STATE_C3].latency = acpi_fadt.plvl3_lat; + pr->power.states[ACPI_STATE_C2].latency = acpi_gbl_FADT.C2latency; + pr->power.states[ACPI_STATE_C3].latency = acpi_gbl_FADT.C3latency; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "lvl2[0x%08x] lvl3[0x%08x]\n", @@ -883,14 +878,13 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr, * WBINVD should be set in fadt, for C3 state to be * supported on when bm_check is not required. */ - if (acpi_fadt.wb_invd != 1) { + if (!(acpi_gbl_FADT.flags & ACPI_FADT_WBINVD)) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Cache invalidation should work properly" " for C3 to be enabled on SMP systems\n")); return; } - acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, - 0, ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0); } /* @@ -1096,7 +1090,7 @@ static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset) seq_printf(seq, "latency[%03d] usage[%08d] duration[%020llu]\n", pr->power.states[i].latency, pr->power.states[i].usage, - pr->power.states[i].time); + (unsigned long long)pr->power.states[i].time); } end: @@ -1164,9 +1158,9 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, if (!pr) return -EINVAL; - if (acpi_fadt.cst_cnt && !nocst) { + if (acpi_gbl_FADT.cst_control && !nocst) { status = - acpi_os_write_port(acpi_fadt.smi_cmd, acpi_fadt.cst_cnt, 8); + acpi_os_write_port(acpi_gbl_FADT.smi_command, acpi_gbl_FADT.cst_control, 8); if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, "Notifying BIOS of _CST ability failed")); diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index cbb6f0814ce2..058f13cf3b79 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -352,31 +352,24 @@ int acpi_processor_notify_smm(struct module *calling_module) is_done = -EIO; - /* Can't write pstate_cnt to smi_cmd if either value is zero */ - if ((!acpi_fadt.smi_cmd) || (!acpi_fadt.pstate_cnt)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No SMI port or pstate_cnt\n")); + /* Can't write pstate_control to smi_command if either value is zero */ + if ((!acpi_gbl_FADT.smi_command) || (!acpi_gbl_FADT.pstate_control)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No SMI port or pstate_control\n")); module_put(calling_module); return 0; } ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Writing pstate_cnt [0x%x] to smi_cmd [0x%x]\n", - acpi_fadt.pstate_cnt, acpi_fadt.smi_cmd)); + "Writing pstate_control [0x%x] to smi_command [0x%x]\n", + acpi_gbl_FADT.pstate_control, acpi_gbl_FADT.smi_command)); - /* FADT v1 doesn't support pstate_cnt, many BIOS vendors use - * it anyway, so we need to support it... */ - if (acpi_fadt_is_v1) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Using v1.0 FADT reserved value for pstate_cnt\n")); - } - - status = acpi_os_write_port(acpi_fadt.smi_cmd, - (u32) acpi_fadt.pstate_cnt, 8); + status = acpi_os_write_port(acpi_gbl_FADT.smi_command, + (u32) acpi_gbl_FADT.pstate_control, 8); if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, - "Failed to write pstate_cnt [0x%x] to " - "smi_cmd [0x%x]", acpi_fadt.pstate_cnt, - acpi_fadt.smi_cmd)); + "Failed to write pstate_control [0x%x] to " + "smi_command [0x%x]", acpi_gbl_FADT.pstate_control, + acpi_gbl_FADT.smi_command)); module_put(calling_module); return status; } diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 0ec7dcde0063..89dff3639abe 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -125,7 +125,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) /* Used to clear all duty_value bits */ duty_mask = pr->throttling.state_count - 1; - duty_mask <<= acpi_fadt.duty_offset; + duty_mask <<= acpi_gbl_FADT.duty_offset; duty_mask = ~duty_mask; } @@ -208,7 +208,7 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) return 0; } - pr->throttling.state_count = 1 << acpi_fadt.duty_width; + pr->throttling.state_count = 1 << acpi_gbl_FADT.duty_width; /* * Compute state values. Note that throttling displays a linear power/ diff --git a/drivers/acpi/resources/rsaddr.c b/drivers/acpi/resources/rsaddr.c index 8fa3213ce000..271e61509eeb 100644 --- a/drivers/acpi/resources/rsaddr.c +++ b/drivers/acpi/resources/rsaddr.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rscalc.c b/drivers/acpi/resources/rscalc.c index cf87b0230026..8c6d3fdec38a 100644 --- a/drivers/acpi/resources/rscalc.c +++ b/drivers/acpi/resources/rscalc.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rscreate.c b/drivers/acpi/resources/rscreate.c index 008058acdd39..1358c06a969c 100644 --- a/drivers/acpi/resources/rscreate.c +++ b/drivers/acpi/resources/rscreate.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsdump.c b/drivers/acpi/resources/rsdump.c index 9c99a723a860..de20a5d6decf 100644 --- a/drivers/acpi/resources/rsdump.c +++ b/drivers/acpi/resources/rsdump.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsinfo.c b/drivers/acpi/resources/rsinfo.c index 9e7ae2f8a1d3..7e3c335ab320 100644 --- a/drivers/acpi/resources/rsinfo.c +++ b/drivers/acpi/resources/rsinfo.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsio.c b/drivers/acpi/resources/rsio.c index ea567167c4f2..b297bc3e4419 100644 --- a/drivers/acpi/resources/rsio.c +++ b/drivers/acpi/resources/rsio.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsirq.c b/drivers/acpi/resources/rsirq.c index 1fa63bc2e36f..5657f7b95039 100644 --- a/drivers/acpi/resources/rsirq.c +++ b/drivers/acpi/resources/rsirq.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rslist.c b/drivers/acpi/resources/rslist.c index 29423ce030ca..a92755c8877d 100644 --- a/drivers/acpi/resources/rslist.c +++ b/drivers/acpi/resources/rslist.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsmemory.c b/drivers/acpi/resources/rsmemory.c index a5131936d690..521eab7dd8df 100644 --- a/drivers/acpi/resources/rsmemory.c +++ b/drivers/acpi/resources/rsmemory.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsmisc.c b/drivers/acpi/resources/rsmisc.c index faf6e106b785..3b63b561b94e 100644 --- a/drivers/acpi/resources/rsmisc.c +++ b/drivers/acpi/resources/rsmisc.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsutils.c b/drivers/acpi/resources/rsutils.c index a9cbee8e8b44..2442a8f8df57 100644 --- a/drivers/acpi/resources/rsutils.c +++ b/drivers/acpi/resources/rsutils.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/resources/rsxface.c b/drivers/acpi/resources/rsxface.c index 1999e2ab7daa..991f8901498c 100644 --- a/drivers/acpi/resources/rsxface.c +++ b/drivers/acpi/resources/rsxface.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 2e0fc8c3b58b..64f26db10c8e 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -21,101 +21,305 @@ extern struct acpi_device *acpi_root; #define ACPI_BUS_DEVICE_NAME "System Bus" static LIST_HEAD(acpi_device_list); +static LIST_HEAD(acpi_bus_id_list); DEFINE_SPINLOCK(acpi_device_lock); LIST_HEAD(acpi_wakeup_device_list); +struct acpi_device_bus_id{ + char bus_id[15]; + unsigned int instance_no; + struct list_head node; +}; +static int acpi_eject_operation(acpi_handle handle, int lockable) +{ + struct acpi_object_list arg_list; + union acpi_object arg; + acpi_status status = AE_OK; + + /* + * TBD: evaluate _PS3? + */ + + if (lockable) { + arg_list.count = 1; + arg_list.pointer = &arg; + arg.type = ACPI_TYPE_INTEGER; + arg.integer.value = 0; + acpi_evaluate_object(handle, "_LCK", &arg_list, NULL); + } -static void acpi_device_release(struct kobject *kobj) + arg_list.count = 1; + arg_list.pointer = &arg; + arg.type = ACPI_TYPE_INTEGER; + arg.integer.value = 1; + + /* + * TBD: _EJD support. + */ + + status = acpi_evaluate_object(handle, "_EJ0", &arg_list, NULL); + if (ACPI_FAILURE(status)) { + return (-ENODEV); + } + + return (0); +} + +static ssize_t +acpi_eject_store(struct device *d, struct device_attribute *attr, + const char *buf, size_t count) { - struct acpi_device *dev = container_of(kobj, struct acpi_device, kobj); - kfree(dev->pnp.cid_list); - kfree(dev); + int result; + int ret = count; + int islockable; + acpi_status status; + acpi_handle handle; + acpi_object_type type = 0; + struct acpi_device *acpi_device = to_acpi_device(d); + + if ((!count) || (buf[0] != '1')) { + return -EINVAL; + } +#ifndef FORCE_EJECT + if (acpi_device->driver == NULL) { + ret = -ENODEV; + goto err; + } +#endif + status = acpi_get_type(acpi_device->handle, &type); + if (ACPI_FAILURE(status) || (!acpi_device->flags.ejectable)) { + ret = -ENODEV; + goto err; + } + + islockable = acpi_device->flags.lockable; + handle = acpi_device->handle; + + result = acpi_bus_trim(acpi_device, 1); + + if (!result) + result = acpi_eject_operation(handle, islockable); + + if (result) { + ret = -EBUSY; + } + err: + return ret; } -struct acpi_device_attribute { - struct attribute attr; - ssize_t(*show) (struct acpi_device *, char *); - ssize_t(*store) (struct acpi_device *, const char *, size_t); -}; +static DEVICE_ATTR(eject, 0200, NULL, acpi_eject_store); + +static ssize_t +acpi_device_hid_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct acpi_device *acpi_dev = to_acpi_device(dev); + + return sprintf(buf, "%s\n", acpi_dev->pnp.hardware_id); +} +static DEVICE_ATTR(hid, 0444, acpi_device_hid_show, NULL); -typedef void acpi_device_sysfs_files(struct kobject *, - const struct attribute *); +static ssize_t +acpi_device_path_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_buffer path = {ACPI_ALLOCATE_BUFFER, NULL}; + int result; + + result = acpi_get_name(acpi_dev->handle, ACPI_FULL_PATHNAME, &path); + if(result) + goto end; + + result = sprintf(buf, "%s\n", (char*)path.pointer); + kfree(path.pointer); + end: + return result; +} +static DEVICE_ATTR(path, 0444, acpi_device_path_show, NULL); + +static int acpi_device_setup_files(struct acpi_device *dev) +{ + acpi_status status; + acpi_handle temp; + int result = 0; -static void setup_sys_fs_device_files(struct acpi_device *dev, - acpi_device_sysfs_files * func); + /* + * Devices gotten from FADT don't have a "path" attribute + */ + if(dev->handle) { + result = device_create_file(&dev->dev, &dev_attr_path); + if(result) + goto end; + } + + if(dev->flags.hardware_id) { + result = device_create_file(&dev->dev, &dev_attr_hid); + if(result) + goto end; + } + + /* + * If device has _EJ0, 'eject' file is created that is used to trigger + * hot-removal function from userland. + */ + status = acpi_get_handle(dev->handle, "_EJ0", &temp); + if (ACPI_SUCCESS(status)) + result = device_create_file(&dev->dev, &dev_attr_eject); + end: + return result; +} -#define create_sysfs_device_files(dev) \ - setup_sys_fs_device_files(dev, (acpi_device_sysfs_files *)&sysfs_create_file) -#define remove_sysfs_device_files(dev) \ - setup_sys_fs_device_files(dev, (acpi_device_sysfs_files *)&sysfs_remove_file) +static void acpi_device_remove_files(struct acpi_device *dev) +{ + acpi_status status; + acpi_handle temp; -#define to_acpi_device(n) container_of(n, struct acpi_device, kobj) -#define to_handle_attr(n) container_of(n, struct acpi_device_attribute, attr); + /* + * If device has _EJ0, 'eject' file is created that is used to trigger + * hot-removal function from userland. + */ + status = acpi_get_handle(dev->handle, "_EJ0", &temp); + if (ACPI_SUCCESS(status)) + device_remove_file(&dev->dev, &dev_attr_eject); -static ssize_t acpi_device_attr_show(struct kobject *kobj, - struct attribute *attr, char *buf) + if(dev->flags.hardware_id) + device_remove_file(&dev->dev, &dev_attr_hid); + if(dev->handle) + device_remove_file(&dev->dev, &dev_attr_path); +} +/* -------------------------------------------------------------------------- + ACPI Bus operations + -------------------------------------------------------------------------- */ +static void acpi_device_release(struct device *dev) { - struct acpi_device *device = to_acpi_device(kobj); - struct acpi_device_attribute *attribute = to_handle_attr(attr); - return attribute->show ? attribute->show(device, buf) : -EIO; + struct acpi_device *acpi_dev = to_acpi_device(dev); + + kfree(acpi_dev->pnp.cid_list); + kfree(acpi_dev); } -static ssize_t acpi_device_attr_store(struct kobject *kobj, - struct attribute *attr, const char *buf, - size_t len) + +static int acpi_device_suspend(struct device *dev, pm_message_t state) { - struct acpi_device *device = to_acpi_device(kobj); - struct acpi_device_attribute *attribute = to_handle_attr(attr); - return attribute->store ? attribute->store(device, buf, len) : -EIO; + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_driver *acpi_drv = acpi_dev->driver; + + if (acpi_drv && acpi_drv->ops.suspend) + return acpi_drv->ops.suspend(acpi_dev, state); + return 0; } -static struct sysfs_ops acpi_device_sysfs_ops = { - .show = acpi_device_attr_show, - .store = acpi_device_attr_store, -}; +static int acpi_device_resume(struct device *dev) +{ + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_driver *acpi_drv = acpi_dev->driver; -static struct kobj_type ktype_acpi_ns = { - .sysfs_ops = &acpi_device_sysfs_ops, - .release = acpi_device_release, -}; + if (acpi_drv && acpi_drv->ops.resume) + return acpi_drv->ops.resume(acpi_dev); + return 0; +} -static int namespace_uevent(struct kset *kset, struct kobject *kobj, - char **envp, int num_envp, char *buffer, - int buffer_size) +static int acpi_bus_match(struct device *dev, struct device_driver *drv) { - struct acpi_device *dev = to_acpi_device(kobj); - int i = 0; - int len = 0; + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_driver *acpi_drv = to_acpi_driver(drv); - if (!dev->driver) - return 0; + return !acpi_match_ids(acpi_dev, acpi_drv->ids); +} - if (add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &len, - "PHYSDEVDRIVER=%s", dev->driver->name)) +static int acpi_device_uevent(struct device *dev, char **envp, int num_envp, + char *buffer, int buffer_size) +{ + struct acpi_device *acpi_dev = to_acpi_device(dev); + int i = 0, length = 0, ret = 0; + + if (acpi_dev->flags.hardware_id) + ret = add_uevent_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "HWID=%s", acpi_dev->pnp.hardware_id); + if (ret) return -ENOMEM; + if (acpi_dev->flags.compatible_ids) { + int j; + struct acpi_compatible_id_list *cid_list; + + cid_list = acpi_dev->pnp.cid_list; + + for (j = 0; j < cid_list->count; j++) { + ret = add_uevent_var(envp, num_envp, &i, buffer, + buffer_size, &length, "COMPTID=%s", + cid_list->id[j].value); + if (ret) + return -ENOMEM; + } + } envp[i] = NULL; + return 0; +} + +static int acpi_bus_driver_init(struct acpi_device *, struct acpi_driver *); +static int acpi_start_single_object(struct acpi_device *); +static int acpi_device_probe(struct device * dev) +{ + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_driver *acpi_drv = to_acpi_driver(dev->driver); + int ret; + + ret = acpi_bus_driver_init(acpi_dev, acpi_drv); + if (!ret) { + if (acpi_dev->bus_ops.acpi_op_start) + acpi_start_single_object(acpi_dev); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found driver [%s] for device [%s]\n", + acpi_drv->name, acpi_dev->pnp.bus_id)); + get_device(dev); + } + return ret; +} + +static int acpi_device_remove(struct device * dev) +{ + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_driver *acpi_drv = acpi_dev->driver; + + if (acpi_drv) { + if (acpi_drv->ops.stop) + acpi_drv->ops.stop(acpi_dev, acpi_dev->removal_type); + if (acpi_drv->ops.remove) + acpi_drv->ops.remove(acpi_dev, acpi_dev->removal_type); + } + acpi_dev->driver = NULL; + acpi_driver_data(dev) = NULL; + put_device(dev); return 0; } -static struct kset_uevent_ops namespace_uevent_ops = { - .uevent = &namespace_uevent, -}; +static void acpi_device_shutdown(struct device *dev) +{ + struct acpi_device *acpi_dev = to_acpi_device(dev); + struct acpi_driver *acpi_drv = acpi_dev->driver; + + if (acpi_drv && acpi_drv->ops.shutdown) + acpi_drv->ops.shutdown(acpi_dev); -static struct kset acpi_namespace_kset = { - .kobj = { - .name = "namespace", - }, - .subsys = &acpi_subsys, - .ktype = &ktype_acpi_ns, - .uevent_ops = &namespace_uevent_ops, + return ; +} + +static struct bus_type acpi_bus_type = { + .name = "acpi", + .suspend = acpi_device_suspend, + .resume = acpi_device_resume, + .shutdown = acpi_device_shutdown, + .match = acpi_bus_match, + .probe = acpi_device_probe, + .remove = acpi_device_remove, + .uevent = acpi_device_uevent, }; -static void acpi_device_register(struct acpi_device *device, +static int acpi_device_register(struct acpi_device *device, struct acpi_device *parent) { - int err; - + int result; + struct acpi_device_bus_id *acpi_device_bus_id, *new_bus_id; + int found = 0; /* * Linkage * ------- @@ -126,7 +330,33 @@ static void acpi_device_register(struct acpi_device *device, INIT_LIST_HEAD(&device->g_list); INIT_LIST_HEAD(&device->wakeup_list); + new_bus_id = kzalloc(sizeof(struct acpi_device_bus_id), GFP_KERNEL); + if (!new_bus_id) { + printk(KERN_ERR PREFIX "Memory allocation error\n"); + return -ENOMEM; + } + spin_lock(&acpi_device_lock); + /* + * Find suitable bus_id and instance number in acpi_bus_id_list + * If failed, create one and link it into acpi_bus_id_list + */ + list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) { + if(!strcmp(acpi_device_bus_id->bus_id, device->flags.hardware_id? device->pnp.hardware_id : "device")) { + acpi_device_bus_id->instance_no ++; + found = 1; + kfree(new_bus_id); + break; + } + } + if(!found) { + acpi_device_bus_id = new_bus_id; + strcpy(acpi_device_bus_id->bus_id, device->flags.hardware_id ? device->pnp.hardware_id : "device"); + acpi_device_bus_id->instance_no = 0; + list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list); + } + sprintf(device->dev.bus_id, "%s:%02x", acpi_device_bus_id->bus_id, acpi_device_bus_id->instance_no); + if (device->parent) { list_add_tail(&device->node, &device->parent->children); list_add_tail(&device->g_list, &device->parent->g_list); @@ -136,16 +366,33 @@ static void acpi_device_register(struct acpi_device *device, list_add_tail(&device->wakeup_list, &acpi_wakeup_device_list); spin_unlock(&acpi_device_lock); - strlcpy(device->kobj.name, device->pnp.bus_id, KOBJ_NAME_LEN); - if (parent) - device->kobj.parent = &parent->kobj; - device->kobj.ktype = &ktype_acpi_ns; - device->kobj.kset = &acpi_namespace_kset; - err = kobject_register(&device->kobj); - if (err < 0) - printk(KERN_WARNING "%s: kobject_register error: %d\n", - __FUNCTION__, err); - create_sysfs_device_files(device); + if (device->parent) + device->dev.parent = &parent->dev; + device->dev.bus = &acpi_bus_type; + device_initialize(&device->dev); + device->dev.release = &acpi_device_release; + result = device_add(&device->dev); + if(result) { + printk("Error adding device %s", device->dev.bus_id); + goto end; + } + + result = acpi_device_setup_files(device); + if(result) + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error creating sysfs interface for device %s\n", device->dev.bus_id)); + + device->removal_type = ACPI_BUS_REMOVAL_NORMAL; + return 0; + end: + spin_lock(&acpi_device_lock); + if (device->parent) { + list_del(&device->node); + list_del(&device->g_list); + } else + list_del(&device->g_list); + list_del(&device->wakeup_list); + spin_unlock(&acpi_device_lock); + return result; } static void acpi_device_unregister(struct acpi_device *device, int type) @@ -158,81 +405,143 @@ static void acpi_device_unregister(struct acpi_device *device, int type) list_del(&device->g_list); list_del(&device->wakeup_list); - spin_unlock(&acpi_device_lock); acpi_detach_data(device->handle, acpi_bus_data_handler); - remove_sysfs_device_files(device); - kobject_unregister(&device->kobj); + + acpi_device_remove_files(device); + device_unregister(&device->dev); } -void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context) +/* -------------------------------------------------------------------------- + Driver Management + -------------------------------------------------------------------------- */ +/** + * acpi_bus_driver_init - add a device to a driver + * @device: the device to add and initialize + * @driver: driver for the device + * + * Used to initialize a device via its device driver. Called whenever a + * driver is bound to a device. Invokes the driver's add() ops. + */ +static int +acpi_bus_driver_init(struct acpi_device *device, struct acpi_driver *driver) { + int result = 0; - /* TBD */ - return; -} + if (!device || !driver) + return -EINVAL; -static int acpi_bus_get_power_flags(struct acpi_device *device) -{ - acpi_status status = 0; - acpi_handle handle = NULL; - u32 i = 0; + if (!driver->ops.add) + return -ENOSYS; + result = driver->ops.add(device); + if (result) { + device->driver = NULL; + acpi_driver_data(device) = NULL; + return result; + } - /* - * Power Management Flags - */ - status = acpi_get_handle(device->handle, "_PSC", &handle); - if (ACPI_SUCCESS(status)) - device->power.flags.explicit_get = 1; - status = acpi_get_handle(device->handle, "_IRC", &handle); - if (ACPI_SUCCESS(status)) - device->power.flags.inrush_current = 1; + device->driver = driver; /* - * Enumerate supported power management states + * TBD - Configuration Management: Assign resources to device based + * upon possible configuration and currently allocated resources. */ - for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3; i++) { - struct acpi_device_power_state *ps = &device->power.states[i]; - char object_name[5] = { '_', 'P', 'R', '0' + i, '\0' }; - /* Evaluate "_PRx" to se if power resources are referenced */ - acpi_evaluate_reference(device->handle, object_name, NULL, - &ps->resources); - if (ps->resources.count) { - device->power.flags.power_resources = 1; - ps->flags.valid = 1; - } + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Driver successfully bound to device\n")); + return 0; +} - /* Evaluate "_PSx" to see if we can do explicit sets */ - object_name[2] = 'S'; - status = acpi_get_handle(device->handle, object_name, &handle); - if (ACPI_SUCCESS(status)) { - ps->flags.explicit_set = 1; - ps->flags.valid = 1; - } +static int acpi_start_single_object(struct acpi_device *device) +{ + int result = 0; + struct acpi_driver *driver; - /* State is valid if we have some power control */ - if (ps->resources.count || ps->flags.explicit_set) - ps->flags.valid = 1; - ps->power = -1; /* Unknown - driver assigned */ - ps->latency = -1; /* Unknown - driver assigned */ + if (!(driver = device->driver)) + return 0; + + if (driver->ops.start) { + result = driver->ops.start(device); + if (result && driver->ops.remove) + driver->ops.remove(device, ACPI_BUS_REMOVAL_NORMAL); } - /* Set defaults for D0 and D3 states (always valid) */ - device->power.states[ACPI_STATE_D0].flags.valid = 1; - device->power.states[ACPI_STATE_D0].power = 100; - device->power.states[ACPI_STATE_D3].flags.valid = 1; - device->power.states[ACPI_STATE_D3].power = 0; + return result; +} - /* TBD: System wake support and resource requirements. */ +/** + * acpi_bus_register_driver - register a driver with the ACPI bus + * @driver: driver being registered + * + * Registers a driver with the ACPI bus. Searches the namespace for all + * devices that match the driver's criteria and binds. Returns zero for + * success or a negative error status for failure. + */ +int acpi_bus_register_driver(struct acpi_driver *driver) +{ + int ret; - device->power.state = ACPI_STATE_UNKNOWN; + if (acpi_disabled) + return -ENODEV; + driver->drv.name = driver->name; + driver->drv.bus = &acpi_bus_type; + driver->drv.owner = driver->owner; - return 0; + ret = driver_register(&driver->drv); + return ret; +} + +EXPORT_SYMBOL(acpi_bus_register_driver); + +/** + * acpi_bus_unregister_driver - unregisters a driver with the APIC bus + * @driver: driver to unregister + * + * Unregisters a driver with the ACPI bus. Searches the namespace for all + * devices that match the driver's criteria and unbinds. + */ +void acpi_bus_unregister_driver(struct acpi_driver *driver) +{ + driver_unregister(&driver->drv); +} + +EXPORT_SYMBOL(acpi_bus_unregister_driver); + +/* -------------------------------------------------------------------------- + Device Enumeration + -------------------------------------------------------------------------- */ +acpi_status +acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd) +{ + acpi_status status; + acpi_handle tmp; + struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + union acpi_object *obj; + + status = acpi_get_handle(handle, "_EJD", &tmp); + if (ACPI_FAILURE(status)) + return status; + + status = acpi_evaluate_object(handle, "_EJD", NULL, &buffer); + if (ACPI_SUCCESS(status)) { + obj = buffer.pointer; + status = acpi_get_handle(NULL, obj->string.pointer, ejd); + kfree(buffer.pointer); + } + return status; +} +EXPORT_SYMBOL_GPL(acpi_bus_get_ejd); + +void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context) +{ + + /* TBD */ + + return; } int acpi_match_ids(struct acpi_device *device, char *ids) @@ -254,6 +563,12 @@ int acpi_match_ids(struct acpi_device *device, char *ids) return -ENOENT; } +static int acpi_bus_get_perf_flags(struct acpi_device *device) +{ + device->performance.state = ACPI_STATE_UNKNOWN; + return 0; +} + static acpi_status acpi_bus_extract_wakeup_device_power_package(struct acpi_device *device, union acpi_object *package) @@ -338,359 +653,66 @@ static int acpi_bus_get_wakeup_device_flags(struct acpi_device *device) return 0; } -/* -------------------------------------------------------------------------- - ACPI sysfs device file support - -------------------------------------------------------------------------- */ -static ssize_t acpi_eject_store(struct acpi_device *device, - const char *buf, size_t count); - -#define ACPI_DEVICE_ATTR(_name,_mode,_show,_store) \ -static struct acpi_device_attribute acpi_device_attr_##_name = \ - __ATTR(_name, _mode, _show, _store) - -ACPI_DEVICE_ATTR(eject, 0200, NULL, acpi_eject_store); - -/** - * setup_sys_fs_device_files - sets up the device files under device namespace - * @dev: acpi_device object - * @func: function pointer to create or destroy the device file - */ -static void -setup_sys_fs_device_files(struct acpi_device *dev, - acpi_device_sysfs_files * func) -{ - acpi_status status; - acpi_handle temp = NULL; - - /* - * If device has _EJ0, 'eject' file is created that is used to trigger - * hot-removal function from userland. - */ - status = acpi_get_handle(dev->handle, "_EJ0", &temp); - if (ACPI_SUCCESS(status)) - (*(func)) (&dev->kobj, &acpi_device_attr_eject.attr); -} - -static int acpi_eject_operation(acpi_handle handle, int lockable) +static int acpi_bus_get_power_flags(struct acpi_device *device) { - struct acpi_object_list arg_list; - union acpi_object arg; - acpi_status status = AE_OK; - - /* - * TBD: evaluate _PS3? - */ - - if (lockable) { - arg_list.count = 1; - arg_list.pointer = &arg; - arg.type = ACPI_TYPE_INTEGER; - arg.integer.value = 0; - acpi_evaluate_object(handle, "_LCK", &arg_list, NULL); - } + acpi_status status = 0; + acpi_handle handle = NULL; + u32 i = 0; - arg_list.count = 1; - arg_list.pointer = &arg; - arg.type = ACPI_TYPE_INTEGER; - arg.integer.value = 1; /* - * TBD: _EJD support. + * Power Management Flags */ - - status = acpi_evaluate_object(handle, "_EJ0", &arg_list, NULL); - if (ACPI_FAILURE(status)) { - return (-ENODEV); - } - - return (0); -} - -static ssize_t -acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) -{ - int result; - int ret = count; - int islockable; - acpi_status status; - acpi_handle handle; - acpi_object_type type = 0; - - if ((!count) || (buf[0] != '1')) { - return -EINVAL; - } -#ifndef FORCE_EJECT - if (device->driver == NULL) { - ret = -ENODEV; - goto err; - } -#endif - status = acpi_get_type(device->handle, &type); - if (ACPI_FAILURE(status) || (!device->flags.ejectable)) { - ret = -ENODEV; - goto err; - } - - islockable = device->flags.lockable; - handle = device->handle; - - result = acpi_bus_trim(device, 1); - - if (!result) - result = acpi_eject_operation(handle, islockable); - - if (result) { - ret = -EBUSY; - } - err: - return ret; -} - -/* -------------------------------------------------------------------------- - Performance Management - -------------------------------------------------------------------------- */ - -static int acpi_bus_get_perf_flags(struct acpi_device *device) -{ - device->performance.state = ACPI_STATE_UNKNOWN; - return 0; -} - -/* -------------------------------------------------------------------------- - Driver Management - -------------------------------------------------------------------------- */ - -static LIST_HEAD(acpi_bus_drivers); - -/** - * acpi_bus_match - match device IDs to driver's supported IDs - * @device: the device that we are trying to match to a driver - * @driver: driver whose device id table is being checked - * - * Checks the device's hardware (_HID) or compatible (_CID) ids to see if it - * matches the specified driver's criteria. - */ -static int -acpi_bus_match(struct acpi_device *device, struct acpi_driver *driver) -{ - if (driver && driver->ops.match) - return driver->ops.match(device, driver); - return acpi_match_ids(device, driver->ids); -} - -/** - * acpi_bus_driver_init - add a device to a driver - * @device: the device to add and initialize - * @driver: driver for the device - * - * Used to initialize a device via its device driver. Called whenever a - * driver is bound to a device. Invokes the driver's add() and start() ops. - */ -static int -acpi_bus_driver_init(struct acpi_device *device, struct acpi_driver *driver) -{ - int result = 0; - - - if (!device || !driver) - return -EINVAL; - - if (!driver->ops.add) - return -ENOSYS; - - result = driver->ops.add(device); - if (result) { - device->driver = NULL; - acpi_driver_data(device) = NULL; - return result; - } - - device->driver = driver; + status = acpi_get_handle(device->handle, "_PSC", &handle); + if (ACPI_SUCCESS(status)) + device->power.flags.explicit_get = 1; + status = acpi_get_handle(device->handle, "_IRC", &handle); + if (ACPI_SUCCESS(status)) + device->power.flags.inrush_current = 1; /* - * TBD - Configuration Management: Assign resources to device based - * upon possible configuration and currently allocated resources. + * Enumerate supported power management states */ + for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3; i++) { + struct acpi_device_power_state *ps = &device->power.states[i]; + char object_name[5] = { '_', 'P', 'R', '0' + i, '\0' }; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Driver successfully bound to device\n")); - return 0; -} - -static int acpi_start_single_object(struct acpi_device *device) -{ - int result = 0; - struct acpi_driver *driver; - - - if (!(driver = device->driver)) - return 0; - - if (driver->ops.start) { - result = driver->ops.start(device); - if (result && driver->ops.remove) - driver->ops.remove(device, ACPI_BUS_REMOVAL_NORMAL); - } - - return result; -} - -static void acpi_driver_attach(struct acpi_driver *drv) -{ - struct list_head *node, *next; - - - spin_lock(&acpi_device_lock); - list_for_each_safe(node, next, &acpi_device_list) { - struct acpi_device *dev = - container_of(node, struct acpi_device, g_list); - - if (dev->driver || !dev->status.present) - continue; - spin_unlock(&acpi_device_lock); - - if (!acpi_bus_match(dev, drv)) { - if (!acpi_bus_driver_init(dev, drv)) { - acpi_start_single_object(dev); - atomic_inc(&drv->references); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Found driver [%s] for device [%s]\n", - drv->name, dev->pnp.bus_id)); - } + /* Evaluate "_PRx" to se if power resources are referenced */ + acpi_evaluate_reference(device->handle, object_name, NULL, + &ps->resources); + if (ps->resources.count) { + device->power.flags.power_resources = 1; + ps->flags.valid = 1; } - spin_lock(&acpi_device_lock); - } - spin_unlock(&acpi_device_lock); -} - -static void acpi_driver_detach(struct acpi_driver *drv) -{ - struct list_head *node, *next; - - spin_lock(&acpi_device_lock); - list_for_each_safe(node, next, &acpi_device_list) { - struct acpi_device *dev = - container_of(node, struct acpi_device, g_list); - - if (dev->driver == drv) { - spin_unlock(&acpi_device_lock); - if (drv->ops.remove) - drv->ops.remove(dev, ACPI_BUS_REMOVAL_NORMAL); - spin_lock(&acpi_device_lock); - dev->driver = NULL; - dev->driver_data = NULL; - atomic_dec(&drv->references); + /* Evaluate "_PSx" to see if we can do explicit sets */ + object_name[2] = 'S'; + status = acpi_get_handle(device->handle, object_name, &handle); + if (ACPI_SUCCESS(status)) { + ps->flags.explicit_set = 1; + ps->flags.valid = 1; } - } - spin_unlock(&acpi_device_lock); -} - -/** - * acpi_bus_register_driver - register a driver with the ACPI bus - * @driver: driver being registered - * - * Registers a driver with the ACPI bus. Searches the namespace for all - * devices that match the driver's criteria and binds. Returns zero for - * success or a negative error status for failure. - */ -int acpi_bus_register_driver(struct acpi_driver *driver) -{ - - if (acpi_disabled) - return -ENODEV; - - spin_lock(&acpi_device_lock); - list_add_tail(&driver->node, &acpi_bus_drivers); - spin_unlock(&acpi_device_lock); - acpi_driver_attach(driver); - - return 0; -} - -EXPORT_SYMBOL(acpi_bus_register_driver); - -/** - * acpi_bus_unregister_driver - unregisters a driver with the APIC bus - * @driver: driver to unregister - * - * Unregisters a driver with the ACPI bus. Searches the namespace for all - * devices that match the driver's criteria and unbinds. - */ -void acpi_bus_unregister_driver(struct acpi_driver *driver) -{ - acpi_driver_detach(driver); - - if (!atomic_read(&driver->references)) { - spin_lock(&acpi_device_lock); - list_del_init(&driver->node); - spin_unlock(&acpi_device_lock); - } - return; -} - -EXPORT_SYMBOL(acpi_bus_unregister_driver); - -/** - * acpi_bus_find_driver - check if there is a driver installed for the device - * @device: device that we are trying to find a supporting driver for - * - * Parses the list of registered drivers looking for a driver applicable for - * the specified device. - */ -static int acpi_bus_find_driver(struct acpi_device *device) -{ - int result = 0; - struct list_head *node, *next; + /* State is valid if we have some power control */ + if (ps->resources.count || ps->flags.explicit_set) + ps->flags.valid = 1; - spin_lock(&acpi_device_lock); - list_for_each_safe(node, next, &acpi_bus_drivers) { - struct acpi_driver *driver = - container_of(node, struct acpi_driver, node); - - atomic_inc(&driver->references); - spin_unlock(&acpi_device_lock); - if (!acpi_bus_match(device, driver)) { - result = acpi_bus_driver_init(device, driver); - if (!result) - goto Done; - } - atomic_dec(&driver->references); - spin_lock(&acpi_device_lock); + ps->power = -1; /* Unknown - driver assigned */ + ps->latency = -1; /* Unknown - driver assigned */ } - spin_unlock(&acpi_device_lock); - - Done: - return result; -} -/* -------------------------------------------------------------------------- - Device Enumeration - -------------------------------------------------------------------------- */ + /* Set defaults for D0 and D3 states (always valid) */ + device->power.states[ACPI_STATE_D0].flags.valid = 1; + device->power.states[ACPI_STATE_D0].power = 100; + device->power.states[ACPI_STATE_D3].flags.valid = 1; + device->power.states[ACPI_STATE_D3].power = 0; -acpi_status -acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd) -{ - acpi_status status; - acpi_handle tmp; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *obj; + /* TBD: System wake support and resource requirements. */ - status = acpi_get_handle(handle, "_EJD", &tmp); - if (ACPI_FAILURE(status)) - return status; + device->power.state = ACPI_STATE_UNKNOWN; - status = acpi_evaluate_object(handle, "_EJD", NULL, &buffer); - if (ACPI_SUCCESS(status)) { - obj = buffer.pointer; - status = acpi_get_handle(NULL, obj->string.pointer, ejd); - kfree(buffer.pointer); - } - return status; + return 0; } -EXPORT_SYMBOL_GPL(acpi_bus_get_ejd); - static int acpi_bus_get_flags(struct acpi_device *device) { @@ -782,6 +804,75 @@ static void acpi_device_get_busid(struct acpi_device *device, } } +static int +acpi_video_bus_match(struct acpi_device *device) +{ + acpi_handle h_dummy1; + acpi_handle h_dummy2; + acpi_handle h_dummy3; + + + if (!device) + return -EINVAL; + + /* Since there is no HID, CID for ACPI Video drivers, we have + * to check well known required nodes for each feature we support. + */ + + /* Does this device able to support video switching ? */ + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy1)) && + ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy2))) + return 0; + + /* Does this device able to retrieve a video ROM ? */ + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_ROM", &h_dummy1))) + return 0; + + /* Does this device able to configure which video head to be POSTed ? */ + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_VPO", &h_dummy1)) && + ACPI_SUCCESS(acpi_get_handle(device->handle, "_GPD", &h_dummy2)) && + ACPI_SUCCESS(acpi_get_handle(device->handle, "_SPD", &h_dummy3))) + return 0; + + return -ENODEV; +} + +/* + * acpi_bay_match - see if a device is an ejectable driver bay + * + * If an acpi object is ejectable and has one of the ACPI ATA methods defined, + * then we can safely call it an ejectable drive bay + */ +static int acpi_bay_match(struct acpi_device *device){ + acpi_status status; + acpi_handle handle; + acpi_handle tmp; + acpi_handle phandle; + + handle = device->handle; + + status = acpi_get_handle(handle, "_EJ0", &tmp); + if (ACPI_FAILURE(status)) + return -ENODEV; + + if ((ACPI_SUCCESS(acpi_get_handle(handle, "_GTF", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(handle, "_GTM", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(handle, "_STM", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(handle, "_SDD", &tmp)))) + return 0; + + if (acpi_get_parent(handle, &phandle)) + return -ENODEV; + + if ((ACPI_SUCCESS(acpi_get_handle(phandle, "_GTF", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(phandle, "_GTM", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(phandle, "_STM", &tmp))) || + (ACPI_SUCCESS(acpi_get_handle(phandle, "_SDD", &tmp)))) + return 0; + + return -ENODEV; +} + static void acpi_device_set_id(struct acpi_device *device, struct acpi_device *parent, acpi_handle handle, int type) @@ -812,6 +903,16 @@ static void acpi_device_set_id(struct acpi_device *device, device->pnp.bus_address = info->address; device->flags.bus_address = 1; } + + if(!(info->valid & (ACPI_VALID_HID | ACPI_VALID_CID))){ + status = acpi_video_bus_match(device); + if(ACPI_SUCCESS(status)) + hid = ACPI_VIDEO_HID; + + status = acpi_bay_match(device); + if (ACPI_SUCCESS(status)) + hid = ACPI_BAY_HID; + } break; case ACPI_BUS_TYPE_POWER: hid = ACPI_POWER_HID; @@ -890,41 +991,22 @@ static int acpi_device_set_context(struct acpi_device *device, int type) static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) { - int result = 0; - struct acpi_driver *driver; - - if (!dev) return -EINVAL; - driver = dev->driver; - - if ((driver) && (driver->ops.remove)) { - - if (driver->ops.stop) { - result = driver->ops.stop(dev, ACPI_BUS_REMOVAL_EJECT); - if (result) - return result; - } - - result = dev->driver->ops.remove(dev, ACPI_BUS_REMOVAL_EJECT); - if (result) { - return result; - } - - atomic_dec(&dev->driver->references); - dev->driver = NULL; - acpi_driver_data(dev) = NULL; - } + dev->removal_type = ACPI_BUS_REMOVAL_EJECT; + device_release_driver(&dev->dev); if (!rmdevice) return 0; + /* + * unbind _ADR-Based Devices when hot removal + */ if (dev->flags.bus_address) { if ((dev->parent) && (dev->parent->ops.unbind)) dev->parent->ops.unbind(dev); } - acpi_device_unregister(dev, ACPI_BUS_REMOVAL_EJECT); return 0; @@ -932,7 +1014,8 @@ static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) static int acpi_add_single_object(struct acpi_device **child, - struct acpi_device *parent, acpi_handle handle, int type) + struct acpi_device *parent, acpi_handle handle, int type, + struct acpi_bus_ops *ops) { int result = 0; struct acpi_device *device = NULL; @@ -949,6 +1032,8 @@ acpi_add_single_object(struct acpi_device **child, device->handle = handle; device->parent = parent; + device->bus_ops = *ops; /* workround for not call .start */ + acpi_device_get_busid(device, handle, type); @@ -1033,31 +1118,16 @@ acpi_add_single_object(struct acpi_device **child, if ((result = acpi_device_set_context(device, type))) goto end; - acpi_device_register(device, parent); + result = acpi_device_register(device, parent); /* - * Bind _ADR-Based Devices - * ----------------------- - * If there's a a bus address (_ADR) then we utilize the parent's - * 'bind' function (if exists) to bind the ACPI- and natively- - * enumerated device representations. + * Bind _ADR-Based Devices when hot add */ if (device->flags.bus_address) { if (device->parent && device->parent->ops.bind) device->parent->ops.bind(device); } - /* - * Locate & Attach Driver - * ---------------------- - * If there's a hardware id (_HID) or compatible ids (_CID) we check - * to see if there's a driver installed for this kind of device. Note - * that drivers can install before or after a device is enumerated. - * - * TBD: Assumes LDM provides driver hot-plug capability. - */ - acpi_bus_find_driver(device); - end: if (!result) *child = device; @@ -1143,14 +1213,14 @@ static int acpi_bus_scan(struct acpi_device *start, struct acpi_bus_ops *ops) if (ops->acpi_op_add) status = acpi_add_single_object(&child, parent, - chandle, type); + chandle, type, ops); else status = acpi_bus_get_device(chandle, &child); if (ACPI_FAILURE(status)) continue; - if (ops->acpi_op_start) { + if (ops->acpi_op_start && !(ops->acpi_op_add)) { status = acpi_start_single_object(child); if (ACPI_FAILURE(status)) continue; @@ -1188,13 +1258,13 @@ acpi_bus_add(struct acpi_device **child, int result; struct acpi_bus_ops ops; + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_add = 1; - result = acpi_add_single_object(child, parent, handle, type); - if (!result) { - memset(&ops, 0, sizeof(ops)); - ops.acpi_op_add = 1; + result = acpi_add_single_object(child, parent, handle, type, &ops); + if (!result) result = acpi_bus_scan(*child, &ops); - } + return result; } @@ -1280,127 +1350,35 @@ static int acpi_bus_scan_fixed(struct acpi_device *root) { int result = 0; struct acpi_device *device = NULL; - + struct acpi_bus_ops ops; if (!root) return -ENODEV; + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_add = 1; + ops.acpi_op_start = 1; + /* * Enumerate all fixed-feature devices. */ - if (acpi_fadt.pwr_button == 0) { + if ((acpi_gbl_FADT.flags & ACPI_FADT_POWER_BUTTON) == 0) { result = acpi_add_single_object(&device, acpi_root, NULL, - ACPI_BUS_TYPE_POWER_BUTTON); - if (!result) - result = acpi_start_single_object(device); + ACPI_BUS_TYPE_POWER_BUTTON, + &ops); } - if (acpi_fadt.sleep_button == 0) { + if ((acpi_gbl_FADT.flags & ACPI_FADT_SLEEP_BUTTON) == 0) { result = acpi_add_single_object(&device, acpi_root, NULL, - ACPI_BUS_TYPE_SLEEP_BUTTON); - if (!result) - result = acpi_start_single_object(device); + ACPI_BUS_TYPE_SLEEP_BUTTON, + &ops); } return result; } - -static inline struct acpi_device * to_acpi_dev(struct device * dev) -{ - return container_of(dev, struct acpi_device, dev); -} - - -static int root_suspend(struct acpi_device * acpi_dev, pm_message_t state) -{ - struct acpi_device * dev, * next; - int result; - - spin_lock(&acpi_device_lock); - list_for_each_entry_safe_reverse(dev, next, &acpi_device_list, g_list) { - if (dev->driver && dev->driver->ops.suspend) { - spin_unlock(&acpi_device_lock); - result = dev->driver->ops.suspend(dev, 0); - if (result) { - printk(KERN_ERR PREFIX "[%s - %s] Suspend failed: %d\n", - acpi_device_name(dev), - acpi_device_bid(dev), result); - } - spin_lock(&acpi_device_lock); - } - } - spin_unlock(&acpi_device_lock); - return 0; -} - - -static int acpi_device_suspend(struct device * dev, pm_message_t state) -{ - struct acpi_device * acpi_dev = to_acpi_dev(dev); - - /* - * For now, we should only register 1 generic device - - * the ACPI root device - and from there, we walk the - * tree of ACPI devices to suspend each one using the - * ACPI driver methods. - */ - if (acpi_dev->handle == ACPI_ROOT_OBJECT) - root_suspend(acpi_dev, state); - return 0; -} - - - -static int root_resume(struct acpi_device * acpi_dev) -{ - struct acpi_device * dev, * next; - int result; - - spin_lock(&acpi_device_lock); - list_for_each_entry_safe(dev, next, &acpi_device_list, g_list) { - if (dev->driver && dev->driver->ops.resume) { - spin_unlock(&acpi_device_lock); - result = dev->driver->ops.resume(dev, 0); - if (result) { - printk(KERN_ERR PREFIX "[%s - %s] resume failed: %d\n", - acpi_device_name(dev), - acpi_device_bid(dev), result); - } - spin_lock(&acpi_device_lock); - } - } - spin_unlock(&acpi_device_lock); - return 0; -} - - -static int acpi_device_resume(struct device * dev) -{ - struct acpi_device * acpi_dev = to_acpi_dev(dev); - - /* - * For now, we should only register 1 generic device - - * the ACPI root device - and from there, we walk the - * tree of ACPI devices to resume each one using the - * ACPI driver methods. - */ - if (acpi_dev->handle == ACPI_ROOT_OBJECT) - root_resume(acpi_dev); - return 0; -} - - -static struct bus_type acpi_bus_type = { - .name = "acpi", - .suspend = acpi_device_suspend, - .resume = acpi_device_resume, -}; - - - static int __init acpi_scan_init(void) { int result; @@ -1410,9 +1388,9 @@ static int __init acpi_scan_init(void) if (acpi_disabled) return 0; - result = kset_register(&acpi_namespace_kset); - if (result < 0) - printk(KERN_ERR PREFIX "kset_register error: %d\n", result); + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_add = 1; + ops.acpi_op_start = 1; result = bus_register(&acpi_bus_type); if (result) { @@ -1424,32 +1402,16 @@ static int __init acpi_scan_init(void) * Create the root device in the bus's device tree */ result = acpi_add_single_object(&acpi_root, NULL, ACPI_ROOT_OBJECT, - ACPI_BUS_TYPE_SYSTEM); + ACPI_BUS_TYPE_SYSTEM, &ops); if (result) goto Done; - result = acpi_start_single_object(acpi_root); - if (result) - goto Done; - - acpi_root->dev.bus = &acpi_bus_type; - snprintf(acpi_root->dev.bus_id, BUS_ID_SIZE, "%s", acpi_bus_type.name); - result = device_register(&acpi_root->dev); - if (result) { - /* We don't want to quit even if we failed to add suspend/resume */ - printk(KERN_ERR PREFIX "Could not register device\n"); - } - /* * Enumerate devices in the ACPI namespace. */ result = acpi_bus_scan_fixed(acpi_root); - if (!result) { - memset(&ops, 0, sizeof(ops)); - ops.acpi_op_add = 1; - ops.acpi_op_start = 1; + if (!result) result = acpi_bus_scan(acpi_root, &ops); - } if (result) acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL); diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c index 34962578039d..ccc11b33d89c 100644 --- a/drivers/acpi/sleep/proc.c +++ b/drivers/acpi/sleep/proc.c @@ -73,7 +73,7 @@ acpi_system_write_sleep(struct file *file, static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) { u32 sec, min, hr; - u32 day, mo, yr; + u32 day, mo, yr, cent = 0; unsigned char rtc_control = 0; unsigned long flags; @@ -87,20 +87,19 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) rtc_control = CMOS_READ(RTC_CONTROL); /* If we ever get an FACP with proper values... */ - if (acpi_gbl_FADT->day_alrm) + if (acpi_gbl_FADT.day_alarm) /* ACPI spec: only low 6 its should be cared */ - day = CMOS_READ(acpi_gbl_FADT->day_alrm) & 0x3F; + day = CMOS_READ(acpi_gbl_FADT.day_alarm) & 0x3F; else day = CMOS_READ(RTC_DAY_OF_MONTH); - if (acpi_gbl_FADT->mon_alrm) - mo = CMOS_READ(acpi_gbl_FADT->mon_alrm); + if (acpi_gbl_FADT.month_alarm) + mo = CMOS_READ(acpi_gbl_FADT.month_alarm); else mo = CMOS_READ(RTC_MONTH); - if (acpi_gbl_FADT->century) - yr = CMOS_READ(acpi_gbl_FADT->century) * 100 + - CMOS_READ(RTC_YEAR); - else - yr = CMOS_READ(RTC_YEAR); + if (acpi_gbl_FADT.century) + cent = CMOS_READ(acpi_gbl_FADT.century); + + yr = CMOS_READ(RTC_YEAR); spin_unlock_irqrestore(&rtc_lock, flags); @@ -111,10 +110,11 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) BCD_TO_BIN(day); BCD_TO_BIN(mo); BCD_TO_BIN(yr); + BCD_TO_BIN(cent); } /* we're trusting the FADT (see above) */ - if (!acpi_gbl_FADT->century) + if (!acpi_gbl_FADT.century) /* If we're not trusting the FADT, we should at least make it * right for _this_ century... ehm, what is _this_ century? * @@ -134,6 +134,8 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) * */ yr += 2000; + else + yr += cent * 100; seq_printf(seq, "%4.4u-", yr); (mo > 12) ? seq_puts(seq, "**-") : seq_printf(seq, "%2.2u-", mo); @@ -317,12 +319,12 @@ acpi_system_write_alarm(struct file *file, * offsets into the CMOS RAM here -- which for some reason are pointing * to the RTC area of memory. */ - if (acpi_gbl_FADT->day_alrm) - CMOS_WRITE(day, acpi_gbl_FADT->day_alrm); - if (acpi_gbl_FADT->mon_alrm) - CMOS_WRITE(mo, acpi_gbl_FADT->mon_alrm); - if (acpi_gbl_FADT->century) - CMOS_WRITE(yr / 100, acpi_gbl_FADT->century); + if (acpi_gbl_FADT.day_alarm) + CMOS_WRITE(day, acpi_gbl_FADT.day_alarm); + if (acpi_gbl_FADT.month_alarm) + CMOS_WRITE(mo, acpi_gbl_FADT.month_alarm); + if (acpi_gbl_FADT.century) + CMOS_WRITE(yr / 100, acpi_gbl_FADT.century); /* enable the rtc alarm interrupt */ rtc_control |= RTC_AIE; CMOS_WRITE(rtc_control, RTC_CONTROL); diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c index d86dcb3c2366..7147b0bdab0a 100644 --- a/drivers/acpi/system.c +++ b/drivers/acpi/system.c @@ -32,6 +32,11 @@ #define _COMPONENT ACPI_SYSTEM_COMPONENT ACPI_MODULE_NAME("acpi_system") +#ifdef MODULE_PARAM_PREFIX +#undef MODULE_PARAM_PREFIX +#endif +#define MODULE_PARAM_PREFIX "acpi." + #define ACPI_SYSTEM_CLASS "system" #define ACPI_SYSTEM_DRIVER_NAME "ACPI System Driver" #define ACPI_SYSTEM_DEVICE_NAME "System" @@ -39,11 +44,24 @@ ACPI_MODULE_NAME("acpi_system") #define ACPI_SYSTEM_FILE_EVENT "event" #define ACPI_SYSTEM_FILE_DSDT "dsdt" #define ACPI_SYSTEM_FILE_FADT "fadt" -extern struct fadt_descriptor acpi_fadt; + +/* + * Make ACPICA version work as module param + */ +static int param_get_acpica_version(char *buffer, struct kernel_param *kp) { + int result; + + result = sprintf(buffer, "%x", ACPI_CA_VERSION); + + return result; +} + +module_param_call(acpica_version, NULL, param_get_acpica_version, NULL, 0444); /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ +#ifdef CONFIG_ACPI_PROCFS static int acpi_system_read_info(struct seq_file *seq, void *offset) { @@ -63,6 +81,7 @@ static const struct file_operations acpi_system_info_ops = { .llseek = seq_lseek, .release = single_release, }; +#endif static ssize_t acpi_system_read_dsdt(struct file *, char __user *, size_t, loff_t *); @@ -76,17 +95,16 @@ acpi_system_read_dsdt(struct file *file, char __user * buffer, size_t count, loff_t * ppos) { acpi_status status = AE_OK; - struct acpi_buffer dsdt = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_table_header *dsdt = NULL; ssize_t res; - status = acpi_get_table(ACPI_TABLE_ID_DSDT, 1, &dsdt); + status = acpi_get_table(ACPI_SIG_DSDT, 1, &dsdt); if (ACPI_FAILURE(status)) return -ENODEV; res = simple_read_from_buffer(buffer, count, ppos, - dsdt.pointer, dsdt.length); - kfree(dsdt.pointer); + dsdt, dsdt->length); return res; } @@ -103,17 +121,16 @@ acpi_system_read_fadt(struct file *file, char __user * buffer, size_t count, loff_t * ppos) { acpi_status status = AE_OK; - struct acpi_buffer fadt = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_table_header *fadt = NULL; ssize_t res; - status = acpi_get_table(ACPI_TABLE_ID_FADT, 1, &fadt); + status = acpi_get_table(ACPI_SIG_FADT, 1, &fadt); if (ACPI_FAILURE(status)) return -ENODEV; res = simple_read_from_buffer(buffer, count, ppos, - fadt.pointer, fadt.length); - kfree(fadt.pointer); + fadt, fadt->length); return res; } @@ -128,6 +145,7 @@ static int __init acpi_system_init(void) if (acpi_disabled) return 0; +#ifdef CONFIG_ACPI_PROCFS /* 'info' [R] */ name = ACPI_SYSTEM_FILE_INFO; entry = create_proc_entry(name, S_IRUGO, acpi_root_dir); @@ -136,6 +154,7 @@ static int __init acpi_system_init(void) else { entry->proc_fops = &acpi_system_info_ops; } +#endif /* 'dsdt' [R] */ name = ACPI_SYSTEM_FILE_DSDT; @@ -159,7 +178,9 @@ static int __init acpi_system_init(void) Error: remove_proc_entry(ACPI_SYSTEM_FILE_FADT, acpi_root_dir); remove_proc_entry(ACPI_SYSTEM_FILE_DSDT, acpi_root_dir); +#ifdef CONFIG_ACPI_PROCFS remove_proc_entry(ACPI_SYSTEM_FILE_INFO, acpi_root_dir); +#endif error = -EFAULT; goto Done; diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index ffa30c9fccbf..ba4cb200314a 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -38,154 +38,97 @@ #define ACPI_MAX_TABLES 128 -static char *acpi_table_signatures[ACPI_TABLE_COUNT] = { - [ACPI_TABLE_UNKNOWN] = "????", - [ACPI_APIC] = "APIC", - [ACPI_BOOT] = "BOOT", - [ACPI_DBGP] = "DBGP", - [ACPI_DSDT] = "DSDT", - [ACPI_ECDT] = "ECDT", - [ACPI_ETDT] = "ETDT", - [ACPI_FADT] = "FACP", - [ACPI_FACS] = "FACS", - [ACPI_OEMX] = "OEM", - [ACPI_PSDT] = "PSDT", - [ACPI_SBST] = "SBST", - [ACPI_SLIT] = "SLIT", - [ACPI_SPCR] = "SPCR", - [ACPI_SRAT] = "SRAT", - [ACPI_SSDT] = "SSDT", - [ACPI_SPMI] = "SPMI", - [ACPI_HPET] = "HPET", - [ACPI_MCFG] = "MCFG", -}; - static char *mps_inti_flags_polarity[] = { "dfl", "high", "res", "low" }; static char *mps_inti_flags_trigger[] = { "dfl", "edge", "res", "level" }; -/* System Description Table (RSDT/XSDT) */ -struct acpi_table_sdt { - unsigned long pa; - enum acpi_table_id id; - unsigned long size; -} __attribute__ ((packed)); - -static unsigned long sdt_pa; /* Physical Address */ -static unsigned long sdt_count; /* Table count */ +static struct acpi_table_desc initial_tables[ACPI_MAX_TABLES] __initdata; -static struct acpi_table_sdt sdt_entry[ACPI_MAX_TABLES] __initdata; - -void acpi_table_print(struct acpi_table_header *header, unsigned long phys_addr) -{ - char *name = NULL; - - if (!header) - return; - - /* Some table signatures aren't good table names */ - - if (!strncmp((char *)&header->signature, - acpi_table_signatures[ACPI_APIC], - sizeof(header->signature))) { - name = "MADT"; - } else if (!strncmp((char *)&header->signature, - acpi_table_signatures[ACPI_FADT], - sizeof(header->signature))) { - name = "FADT"; - } else - name = header->signature; - - printk(KERN_DEBUG PREFIX - "%.4s (v%3.3d %6.6s %8.8s 0x%08x %.4s 0x%08x) @ 0x%p\n", name, - header->revision, header->oem_id, header->oem_table_id, - header->oem_revision, header->asl_compiler_id, - header->asl_compiler_revision, (void *)phys_addr); -} - -void acpi_table_print_madt_entry(acpi_table_entry_header * header) +void acpi_table_print_madt_entry(struct acpi_subtable_header * header) { if (!header) return; switch (header->type) { - case ACPI_MADT_LAPIC: + case ACPI_MADT_TYPE_LOCAL_APIC: { - struct acpi_table_lapic *p = - (struct acpi_table_lapic *)header; + struct acpi_madt_local_apic *p = + (struct acpi_madt_local_apic *)header; printk(KERN_INFO PREFIX "LAPIC (acpi_id[0x%02x] lapic_id[0x%02x] %s)\n", - p->acpi_id, p->id, - p->flags.enabled ? "enabled" : "disabled"); + p->processor_id, p->id, + (p->lapic_flags & ACPI_MADT_ENABLED) ? "enabled" : "disabled"); } break; - case ACPI_MADT_IOAPIC: + case ACPI_MADT_TYPE_IO_APIC: { - struct acpi_table_ioapic *p = - (struct acpi_table_ioapic *)header; + struct acpi_madt_io_apic *p = + (struct acpi_madt_io_apic *)header; printk(KERN_INFO PREFIX "IOAPIC (id[0x%02x] address[0x%08x] gsi_base[%d])\n", p->id, p->address, p->global_irq_base); } break; - case ACPI_MADT_INT_SRC_OVR: + case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE: { - struct acpi_table_int_src_ovr *p = - (struct acpi_table_int_src_ovr *)header; + struct acpi_madt_interrupt_override *p = + (struct acpi_madt_interrupt_override *)header; printk(KERN_INFO PREFIX "INT_SRC_OVR (bus %d bus_irq %d global_irq %d %s %s)\n", - p->bus, p->bus_irq, p->global_irq, - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger]); - if (p->flags.reserved) + p->bus, p->source_irq, p->global_irq, + mps_inti_flags_polarity[p->inti_flags & ACPI_MADT_POLARITY_MASK], + mps_inti_flags_trigger[(p->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2]); + if (p->inti_flags & + ~(ACPI_MADT_POLARITY_MASK | ACPI_MADT_TRIGGER_MASK)) printk(KERN_INFO PREFIX "INT_SRC_OVR unexpected reserved flags: 0x%x\n", - p->flags.reserved); + p->inti_flags & + ~(ACPI_MADT_POLARITY_MASK | ACPI_MADT_TRIGGER_MASK)); } break; - case ACPI_MADT_NMI_SRC: + case ACPI_MADT_TYPE_NMI_SOURCE: { - struct acpi_table_nmi_src *p = - (struct acpi_table_nmi_src *)header; + struct acpi_madt_nmi_source *p = + (struct acpi_madt_nmi_source *)header; printk(KERN_INFO PREFIX "NMI_SRC (%s %s global_irq %d)\n", - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger], + mps_inti_flags_polarity[p->inti_flags & ACPI_MADT_POLARITY_MASK], + mps_inti_flags_trigger[(p->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2], p->global_irq); } break; - case ACPI_MADT_LAPIC_NMI: + case ACPI_MADT_TYPE_LOCAL_APIC_NMI: { - struct acpi_table_lapic_nmi *p = - (struct acpi_table_lapic_nmi *)header; + struct acpi_madt_local_apic_nmi *p = + (struct acpi_madt_local_apic_nmi *)header; printk(KERN_INFO PREFIX "LAPIC_NMI (acpi_id[0x%02x] %s %s lint[0x%x])\n", - p->acpi_id, - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger], + p->processor_id, + mps_inti_flags_polarity[p->inti_flags & ACPI_MADT_POLARITY_MASK ], + mps_inti_flags_trigger[(p->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2], p->lint); } break; - case ACPI_MADT_LAPIC_ADDR_OVR: + case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE: { - struct acpi_table_lapic_addr_ovr *p = - (struct acpi_table_lapic_addr_ovr *)header; + struct acpi_madt_local_apic_override *p = + (struct acpi_madt_local_apic_override *)header; printk(KERN_INFO PREFIX "LAPIC_ADDR_OVR (address[%p])\n", (void *)(unsigned long)p->address); } break; - case ACPI_MADT_IOSAPIC: + case ACPI_MADT_TYPE_IO_SAPIC: { - struct acpi_table_iosapic *p = - (struct acpi_table_iosapic *)header; + struct acpi_madt_io_sapic *p = + (struct acpi_madt_io_sapic *)header; printk(KERN_INFO PREFIX "IOSAPIC (id[0x%x] address[%p] gsi_base[%d])\n", p->id, (void *)(unsigned long)p->address, @@ -193,26 +136,26 @@ void acpi_table_print_madt_entry(acpi_table_entry_header * header) } break; - case ACPI_MADT_LSAPIC: + case ACPI_MADT_TYPE_LOCAL_SAPIC: { - struct acpi_table_lsapic *p = - (struct acpi_table_lsapic *)header; + struct acpi_madt_local_sapic *p = + (struct acpi_madt_local_sapic *)header; printk(KERN_INFO PREFIX "LSAPIC (acpi_id[0x%02x] lsapic_id[0x%02x] lsapic_eid[0x%02x] %s)\n", - p->acpi_id, p->id, p->eid, - p->flags.enabled ? "enabled" : "disabled"); + p->processor_id, p->id, p->eid, + (p->lapic_flags & ACPI_MADT_ENABLED) ? "enabled" : "disabled"); } break; - case ACPI_MADT_PLAT_INT_SRC: + case ACPI_MADT_TYPE_INTERRUPT_SOURCE: { - struct acpi_table_plat_int_src *p = - (struct acpi_table_plat_int_src *)header; + struct acpi_madt_interrupt_source *p = + (struct acpi_madt_interrupt_source *)header; printk(KERN_INFO PREFIX "PLAT_INT_SRC (%s %s type[0x%x] id[0x%04x] eid[0x%x] iosapic_vector[0x%x] global_irq[0x%x]\n", - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger], - p->type, p->id, p->eid, p->iosapic_vector, + mps_inti_flags_polarity[p->inti_flags & ACPI_MADT_POLARITY_MASK], + mps_inti_flags_trigger[(p->inti_flags & ACPI_MADT_TRIGGER_MASK) >> 2], + p->type, p->id, p->eid, p->io_sapic_vector, p->global_irq); } break; @@ -225,342 +168,76 @@ void acpi_table_print_madt_entry(acpi_table_entry_header * header) } } -static int -acpi_table_compute_checksum(void *table_pointer, unsigned long length) -{ - u8 *p = table_pointer; - unsigned long remains = length; - unsigned long sum = 0; - - if (!p || !length) - return -EINVAL; - - while (remains--) - sum += *p++; - - return (sum & 0xFF); -} -/* - * acpi_get_table_header_early() - * for acpi_blacklisted(), acpi_table_get_sdt() - */ int __init -acpi_get_table_header_early(enum acpi_table_id id, - struct acpi_table_header **header) -{ - unsigned int i; - enum acpi_table_id temp_id; - - /* DSDT is different from the rest */ - if (id == ACPI_DSDT) - temp_id = ACPI_FADT; - else - temp_id = id; - - /* Locate the table. */ - - for (i = 0; i < sdt_count; i++) { - if (sdt_entry[i].id != temp_id) - continue; - *header = (void *) - __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size); - if (!*header) { - printk(KERN_WARNING PREFIX "Unable to map %s\n", - acpi_table_signatures[temp_id]); - return -ENODEV; - } - break; - } - - if (!*header) { - printk(KERN_WARNING PREFIX "%s not present\n", - acpi_table_signatures[id]); - return -ENODEV; - } - - /* Map the DSDT header via the pointer in the FADT */ - if (id == ACPI_DSDT) { - struct fadt_descriptor *fadt = - (struct fadt_descriptor *)*header; - - if (fadt->revision == 3 && fadt->Xdsdt) { - *header = (void *)__acpi_map_table(fadt->Xdsdt, - sizeof(struct - acpi_table_header)); - } else if (fadt->V1_dsdt) { - *header = (void *)__acpi_map_table(fadt->V1_dsdt, - sizeof(struct - acpi_table_header)); - } else - *header = NULL; - - if (!*header) { - printk(KERN_WARNING PREFIX "Unable to map DSDT\n"); - return -ENODEV; - } - } - - return 0; -} - -int __init -acpi_table_parse_madt_family(enum acpi_table_id id, +acpi_table_parse_madt_family(char *id, unsigned long madt_size, int entry_id, acpi_madt_entry_handler handler, unsigned int max_entries) { - void *madt = NULL; - acpi_table_entry_header *entry; + struct acpi_table_header *madt = NULL; + struct acpi_subtable_header *entry; unsigned int count = 0; unsigned long madt_end; - unsigned int i; if (!handler) return -EINVAL; /* Locate the MADT (if exists). There should only be one. */ - - for (i = 0; i < sdt_count; i++) { - if (sdt_entry[i].id != id) - continue; - madt = (void *) - __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size); - if (!madt) { - printk(KERN_WARNING PREFIX "Unable to map %s\n", - acpi_table_signatures[id]); - return -ENODEV; - } - break; - } + acpi_get_table(id, 0, &madt); if (!madt) { - printk(KERN_WARNING PREFIX "%s not present\n", - acpi_table_signatures[id]); + printk(KERN_WARNING PREFIX "%4.4s not present\n", id); return -ENODEV; } - madt_end = (unsigned long)madt + sdt_entry[i].size; + madt_end = (unsigned long)madt + madt->length; /* Parse all entries looking for a match. */ - entry = (acpi_table_entry_header *) + entry = (struct acpi_subtable_header *) ((unsigned long)madt + madt_size); - while (((unsigned long)entry) + sizeof(acpi_table_entry_header) < + while (((unsigned long)entry) + sizeof(struct acpi_subtable_header) < madt_end) { if (entry->type == entry_id && (!max_entries || count++ < max_entries)) if (handler(entry, madt_end)) return -EINVAL; - entry = (acpi_table_entry_header *) + entry = (struct acpi_subtable_header *) ((unsigned long)entry + entry->length); } if (max_entries && count > max_entries) { - printk(KERN_WARNING PREFIX "[%s:0x%02x] ignored %i entries of " - "%i found\n", acpi_table_signatures[id], entry_id, - count - max_entries, count); + printk(KERN_WARNING PREFIX "[%4.4s:0x%02x] ignored %i entries of " + "%i found\n", id, entry_id, count - max_entries, count); } return count; } int __init -acpi_table_parse_madt(enum acpi_madt_entry_id id, +acpi_table_parse_madt(enum acpi_madt_type id, acpi_madt_entry_handler handler, unsigned int max_entries) { - return acpi_table_parse_madt_family(ACPI_APIC, + return acpi_table_parse_madt_family(ACPI_SIG_MADT, sizeof(struct acpi_table_madt), id, handler, max_entries); } -int __init acpi_table_parse(enum acpi_table_id id, acpi_table_handler handler) +int __init acpi_table_parse(char *id, acpi_table_handler handler) { - int count = 0; - unsigned int i = 0; - + struct acpi_table_header *table = NULL; if (!handler) return -EINVAL; - for (i = 0; i < sdt_count; i++) { - if (sdt_entry[i].id != id) - continue; - count++; - if (count == 1) - handler(sdt_entry[i].pa, sdt_entry[i].size); - - else - printk(KERN_WARNING PREFIX - "%d duplicate %s table ignored.\n", count, - acpi_table_signatures[id]); - } - - return count; -} - -static int __init acpi_table_get_sdt(struct acpi_table_rsdp *rsdp) -{ - struct acpi_table_header *header = NULL; - unsigned int i, id = 0; - - if (!rsdp) - return -EINVAL; - - /* First check XSDT (but only on ACPI 2.0-compatible systems) */ - - if ((rsdp->revision >= 2) && - (((struct acpi20_table_rsdp *)rsdp)->xsdt_address)) { - - struct acpi_table_xsdt *mapped_xsdt = NULL; - - sdt_pa = ((struct acpi20_table_rsdp *)rsdp)->xsdt_address; - - /* map in just the header */ - header = (struct acpi_table_header *) - __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header)); - - if (!header) { - printk(KERN_WARNING PREFIX - "Unable to map XSDT header\n"); - return -ENODEV; - } - - /* remap in the entire table before processing */ - mapped_xsdt = (struct acpi_table_xsdt *) - __acpi_map_table(sdt_pa, header->length); - if (!mapped_xsdt) { - printk(KERN_WARNING PREFIX "Unable to map XSDT\n"); - return -ENODEV; - } - header = &mapped_xsdt->header; - - if (strncmp(header->signature, "XSDT", 4)) { - printk(KERN_WARNING PREFIX - "XSDT signature incorrect\n"); - return -ENODEV; - } - - if (acpi_table_compute_checksum(header, header->length)) { - printk(KERN_WARNING PREFIX "Invalid XSDT checksum\n"); - return -ENODEV; - } - - sdt_count = - (header->length - sizeof(struct acpi_table_header)) >> 3; - if (sdt_count > ACPI_MAX_TABLES) { - printk(KERN_WARNING PREFIX - "Truncated %lu XSDT entries\n", - (sdt_count - ACPI_MAX_TABLES)); - sdt_count = ACPI_MAX_TABLES; - } - - for (i = 0; i < sdt_count; i++) - sdt_entry[i].pa = (unsigned long)mapped_xsdt->entry[i]; - } - - /* Then check RSDT */ - - else if (rsdp->rsdt_address) { - - struct acpi_table_rsdt *mapped_rsdt = NULL; - - sdt_pa = rsdp->rsdt_address; - - /* map in just the header */ - header = (struct acpi_table_header *) - __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header)); - if (!header) { - printk(KERN_WARNING PREFIX - "Unable to map RSDT header\n"); - return -ENODEV; - } - - /* remap in the entire table before processing */ - mapped_rsdt = (struct acpi_table_rsdt *) - __acpi_map_table(sdt_pa, header->length); - if (!mapped_rsdt) { - printk(KERN_WARNING PREFIX "Unable to map RSDT\n"); - return -ENODEV; - } - header = &mapped_rsdt->header; - - if (strncmp(header->signature, "RSDT", 4)) { - printk(KERN_WARNING PREFIX - "RSDT signature incorrect\n"); - return -ENODEV; - } - - if (acpi_table_compute_checksum(header, header->length)) { - printk(KERN_WARNING PREFIX "Invalid RSDT checksum\n"); - return -ENODEV; - } - - sdt_count = - (header->length - sizeof(struct acpi_table_header)) >> 2; - if (sdt_count > ACPI_MAX_TABLES) { - printk(KERN_WARNING PREFIX - "Truncated %lu RSDT entries\n", - (sdt_count - ACPI_MAX_TABLES)); - sdt_count = ACPI_MAX_TABLES; - } - - for (i = 0; i < sdt_count; i++) - sdt_entry[i].pa = (unsigned long)mapped_rsdt->entry[i]; - } - - else { - printk(KERN_WARNING PREFIX - "No System Description Table (RSDT/XSDT) specified in RSDP\n"); - return -ENODEV; - } - - acpi_table_print(header, sdt_pa); - - for (i = 0; i < sdt_count; i++) { - - /* map in just the header */ - header = (struct acpi_table_header *) - __acpi_map_table(sdt_entry[i].pa, - sizeof(struct acpi_table_header)); - if (!header) - continue; - - /* remap in the entire table before processing */ - header = (struct acpi_table_header *) - __acpi_map_table(sdt_entry[i].pa, header->length); - if (!header) - continue; - - acpi_table_print(header, sdt_entry[i].pa); - - if (acpi_table_compute_checksum(header, header->length)) { - printk(KERN_WARNING " >>> ERROR: Invalid checksum\n"); - continue; - } - - sdt_entry[i].size = header->length; - - for (id = 0; id < ACPI_TABLE_COUNT; id++) { - if (!strncmp((char *)&header->signature, - acpi_table_signatures[id], - sizeof(header->signature))) { - sdt_entry[i].id = id; - } - } - } - - /* - * The DSDT is *not* in the RSDT (why not? no idea.) but we want - * to print its info, because this is what people usually blacklist - * against. Unfortunately, we don't know the phys_addr, so just - * print 0. Maybe no one will notice. - */ - if (!acpi_get_table_header_early(ACPI_DSDT, &header)) - acpi_table_print(header, 0); - - return 0; + acpi_get_table(id, 0, &table); + if (table) { + handler(table); + return 1; + } else + return 0; } /* @@ -568,54 +245,13 @@ static int __init acpi_table_get_sdt(struct acpi_table_rsdp *rsdp) * * find RSDP, find and checksum SDT/XSDT. * checksum all tables, print SDT/XSDT - * + * * result: sdt_entry[] is initialized */ + int __init acpi_table_init(void) { - struct acpi_table_rsdp *rsdp = NULL; - unsigned long rsdp_phys = 0; - int result = 0; - - /* Locate and map the Root System Description Table (RSDP) */ - - rsdp_phys = acpi_find_rsdp(); - if (!rsdp_phys) { - printk(KERN_ERR PREFIX "Unable to locate RSDP\n"); - return -ENODEV; - } - - rsdp = (struct acpi_table_rsdp *)__acpi_map_table(rsdp_phys, - sizeof(struct acpi_table_rsdp)); - if (!rsdp) { - printk(KERN_WARNING PREFIX "Unable to map RSDP\n"); - return -ENODEV; - } - - printk(KERN_DEBUG PREFIX - "RSDP (v%3.3d %6.6s ) @ 0x%p\n", - rsdp->revision, rsdp->oem_id, (void *)rsdp_phys); - - if (rsdp->revision < 2) - result = - acpi_table_compute_checksum(rsdp, - sizeof(struct acpi_table_rsdp)); - else - result = - acpi_table_compute_checksum(rsdp, - ((struct acpi20_table_rsdp *) - rsdp)->length); - - if (result) { - printk(KERN_WARNING " >>> ERROR: Invalid checksum\n"); - return -ENODEV; - } - - /* Locate and map the System Description table (RSDT/XSDT) */ - - if (acpi_table_get_sdt(rsdp)) - return -ENODEV; - + acpi_initialize_tables(initial_tables, ACPI_MAX_TABLES, 0); return 0; } diff --git a/drivers/acpi/tables/Makefile b/drivers/acpi/tables/Makefile index aa4c69594d97..0a7d7afac255 100644 --- a/drivers/acpi/tables/Makefile +++ b/drivers/acpi/tables/Makefile @@ -2,7 +2,6 @@ # Makefile for all Linux ACPI interpreter subdirectories # -obj-y := tbconvrt.o tbget.o tbrsdt.o tbxface.o \ - tbgetall.o tbinstal.o tbutils.o tbxfroot.o +obj-y := tbxface.o tbinstal.o tbutils.o tbfind.o tbfadt.o EXTRA_CFLAGS += $(ACPI_CFLAGS) diff --git a/drivers/acpi/tables/tbconvrt.c b/drivers/acpi/tables/tbconvrt.c deleted file mode 100644 index d697fcb35d52..000000000000 --- a/drivers/acpi/tables/tbconvrt.c +++ /dev/null @@ -1,622 +0,0 @@ -/****************************************************************************** - * - * Module Name: tbconvrt - ACPI Table conversion utilities - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2006, R. Byron Moore - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#include <acpi/acpi.h> -#include <acpi/actables.h> - -#define _COMPONENT ACPI_TABLES -ACPI_MODULE_NAME("tbconvrt") - -/* Local prototypes */ -static void -acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct, - u8 register_bit_width, - acpi_physical_address address); - -static void -acpi_tb_convert_fadt1(struct fadt_descriptor *local_fadt, - struct fadt_descriptor_rev1 *original_fadt); - -static void -acpi_tb_convert_fadt2(struct fadt_descriptor *local_fadt, - struct fadt_descriptor *original_fadt); - -u8 acpi_fadt_is_v1; -ACPI_EXPORT_SYMBOL(acpi_fadt_is_v1) - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_table_count - * - * PARAMETERS: RSDP - Pointer to the RSDP - * RSDT - Pointer to the RSDT/XSDT - * - * RETURN: The number of tables pointed to by the RSDT or XSDT. - * - * DESCRIPTION: Calculate the number of tables. Automatically handles either - * an RSDT or XSDT. - * - ******************************************************************************/ - -u32 -acpi_tb_get_table_count(struct rsdp_descriptor *RSDP, - struct acpi_table_header *RSDT) -{ - u32 pointer_size; - - ACPI_FUNCTION_ENTRY(); - - /* RSDT pointers are 32 bits, XSDT pointers are 64 bits */ - - if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { - pointer_size = sizeof(u32); - } else { - pointer_size = sizeof(u64); - } - - /* - * Determine the number of tables pointed to by the RSDT/XSDT. - * This is defined by the ACPI Specification to be the number of - * pointers contained within the RSDT/XSDT. The size of the pointers - * is architecture-dependent. - */ - return ((RSDT->length - - sizeof(struct acpi_table_header)) / pointer_size); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_convert_to_xsdt - * - * PARAMETERS: table_info - Info about the RSDT - * - * RETURN: Status - * - * DESCRIPTION: Convert an RSDT to an XSDT (internal common format) - * - ******************************************************************************/ - -acpi_status acpi_tb_convert_to_xsdt(struct acpi_table_desc *table_info) -{ - acpi_size table_size; - u32 i; - struct xsdt_descriptor *new_table; - - ACPI_FUNCTION_ENTRY(); - - /* Compute size of the converted XSDT */ - - table_size = ((acpi_size) acpi_gbl_rsdt_table_count * sizeof(u64)) + - sizeof(struct acpi_table_header); - - /* Allocate an XSDT */ - - new_table = ACPI_ALLOCATE_ZEROED(table_size); - if (!new_table) { - return (AE_NO_MEMORY); - } - - /* Copy the header and set the length */ - - ACPI_MEMCPY(new_table, table_info->pointer, - sizeof(struct acpi_table_header)); - new_table->length = (u32) table_size; - - /* Copy the table pointers */ - - for (i = 0; i < acpi_gbl_rsdt_table_count; i++) { - - /* RSDT pointers are 32 bits, XSDT pointers are 64 bits */ - - if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { - ACPI_STORE_ADDRESS(new_table->table_offset_entry[i], - (ACPI_CAST_PTR - (struct rsdt_descriptor, - table_info->pointer))-> - table_offset_entry[i]); - } else { - new_table->table_offset_entry[i] = - (ACPI_CAST_PTR(struct xsdt_descriptor, - table_info->pointer))-> - table_offset_entry[i]; - } - } - - /* Delete the original table (either mapped or in a buffer) */ - - acpi_tb_delete_single_table(table_info); - - /* Point the table descriptor to the new table */ - - table_info->pointer = - ACPI_CAST_PTR(struct acpi_table_header, new_table); - table_info->length = table_size; - table_info->allocation = ACPI_MEM_ALLOCATED; - - return (AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_init_generic_address - * - * PARAMETERS: new_gas_struct - GAS struct to be initialized - * register_bit_width - Width of this register - * Address - Address of the register - * - * RETURN: None - * - * DESCRIPTION: Initialize a GAS structure. - * - ******************************************************************************/ - -static void -acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct, - u8 register_bit_width, - acpi_physical_address address) -{ - - ACPI_STORE_ADDRESS(new_gas_struct->address, address); - - new_gas_struct->address_space_id = ACPI_ADR_SPACE_SYSTEM_IO; - new_gas_struct->register_bit_width = register_bit_width; - new_gas_struct->register_bit_offset = 0; - new_gas_struct->access_width = 0; -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_convert_fadt1 - * - * PARAMETERS: local_fadt - Pointer to new FADT - * original_fadt - Pointer to old FADT - * - * RETURN: None, populates local_fadt - * - * DESCRIPTION: Convert an ACPI 1.0 FADT to common internal format - * - ******************************************************************************/ - -static void -acpi_tb_convert_fadt1(struct fadt_descriptor *local_fadt, - struct fadt_descriptor_rev1 *original_fadt) -{ - - /* ACPI 1.0 FACS */ - /* The BIOS stored FADT should agree with Revision 1.0 */ - acpi_fadt_is_v1 = 1; - - /* - * Copy the table header and the common part of the tables. - * - * The 2.0 table is an extension of the 1.0 table, so the entire 1.0 - * table can be copied first, then expand some fields to 64 bits. - */ - ACPI_MEMCPY(local_fadt, original_fadt, - sizeof(struct fadt_descriptor_rev1)); - - /* Convert table pointers to 64-bit fields */ - - ACPI_STORE_ADDRESS(local_fadt->xfirmware_ctrl, - local_fadt->V1_firmware_ctrl); - ACPI_STORE_ADDRESS(local_fadt->Xdsdt, local_fadt->V1_dsdt); - - /* - * System Interrupt Model isn't used in ACPI 2.0 - * (local_fadt->Reserved1 = 0;) - */ - - /* - * This field is set by the OEM to convey the preferred power management - * profile to OSPM. It doesn't have any 1.0 equivalence. Since we don't - * know what kind of 32-bit system this is, we will use "unspecified". - */ - local_fadt->prefer_PM_profile = PM_UNSPECIFIED; - - /* - * Processor Performance State Control. This is the value OSPM writes to - * the SMI_CMD register to assume processor performance state control - * responsibility. There isn't any equivalence in 1.0, but as many 1.x - * ACPI tables contain _PCT and _PSS we also keep this value, unless - * acpi_strict is set. - */ - if (acpi_strict) - local_fadt->pstate_cnt = 0; - - /* - * Support for the _CST object and C States change notification. - * This data item hasn't any 1.0 equivalence so leave it zero. - */ - local_fadt->cst_cnt = 0; - - /* - * FADT Rev 2 was an interim FADT released between ACPI 1.0 and ACPI 2.0. - * It primarily adds the FADT reset mechanism. - */ - if ((original_fadt->revision == 2) && - (original_fadt->length == - sizeof(struct fadt_descriptor_rev2_minus))) { - /* - * Grab the entire generic address struct, plus the 1-byte reset value - * that immediately follows. - */ - ACPI_MEMCPY(&local_fadt->reset_register, - &(ACPI_CAST_PTR(struct fadt_descriptor_rev2_minus, - original_fadt))->reset_register, - sizeof(struct acpi_generic_address) + 1); - } else { - /* - * Since there isn't any equivalence in 1.0 and since it is highly - * likely that a 1.0 system has legacy support. - */ - local_fadt->iapc_boot_arch = BAF_LEGACY_DEVICES; - } - - /* - * Convert the V1.0 block addresses to V2.0 GAS structures - */ - acpi_tb_init_generic_address(&local_fadt->xpm1a_evt_blk, - local_fadt->pm1_evt_len, - (acpi_physical_address) local_fadt-> - V1_pm1a_evt_blk); - acpi_tb_init_generic_address(&local_fadt->xpm1b_evt_blk, - local_fadt->pm1_evt_len, - (acpi_physical_address) local_fadt-> - V1_pm1b_evt_blk); - acpi_tb_init_generic_address(&local_fadt->xpm1a_cnt_blk, - local_fadt->pm1_cnt_len, - (acpi_physical_address) local_fadt-> - V1_pm1a_cnt_blk); - acpi_tb_init_generic_address(&local_fadt->xpm1b_cnt_blk, - local_fadt->pm1_cnt_len, - (acpi_physical_address) local_fadt-> - V1_pm1b_cnt_blk); - acpi_tb_init_generic_address(&local_fadt->xpm2_cnt_blk, - local_fadt->pm2_cnt_len, - (acpi_physical_address) local_fadt-> - V1_pm2_cnt_blk); - acpi_tb_init_generic_address(&local_fadt->xpm_tmr_blk, - local_fadt->pm_tm_len, - (acpi_physical_address) local_fadt-> - V1_pm_tmr_blk); - acpi_tb_init_generic_address(&local_fadt->xgpe0_blk, 0, - (acpi_physical_address) local_fadt-> - V1_gpe0_blk); - acpi_tb_init_generic_address(&local_fadt->xgpe1_blk, 0, - (acpi_physical_address) local_fadt-> - V1_gpe1_blk); - - /* Create separate GAS structs for the PM1 Enable registers */ - - acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable, - (u8) ACPI_DIV_2(acpi_gbl_FADT-> - pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1a_evt_blk.address + - ACPI_DIV_2(acpi_gbl_FADT->pm1_evt_len))); - - /* PM1B is optional; leave null if not present */ - - if (local_fadt->xpm1b_evt_blk.address) { - acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable, - (u8) ACPI_DIV_2(acpi_gbl_FADT-> - pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1b_evt_blk. - address + - ACPI_DIV_2(acpi_gbl_FADT-> - pm1_evt_len))); - } -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_convert_fadt2 - * - * PARAMETERS: local_fadt - Pointer to new FADT - * original_fadt - Pointer to old FADT - * - * RETURN: None, populates local_fadt - * - * DESCRIPTION: Convert an ACPI 2.0 FADT to common internal format. - * Handles optional "X" fields. - * - ******************************************************************************/ - -static void -acpi_tb_convert_fadt2(struct fadt_descriptor *local_fadt, - struct fadt_descriptor *original_fadt) -{ - - /* We have an ACPI 2.0 FADT but we must copy it to our local buffer */ - - ACPI_MEMCPY(local_fadt, original_fadt, sizeof(struct fadt_descriptor)); - - /* - * "X" fields are optional extensions to the original V1.0 fields, so - * we must selectively expand V1.0 fields if the corresponding X field - * is zero. - */ - if (!(local_fadt->xfirmware_ctrl)) { - ACPI_STORE_ADDRESS(local_fadt->xfirmware_ctrl, - local_fadt->V1_firmware_ctrl); - } - - if (!(local_fadt->Xdsdt)) { - ACPI_STORE_ADDRESS(local_fadt->Xdsdt, local_fadt->V1_dsdt); - } - - if (!(local_fadt->xpm1a_evt_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xpm1a_evt_blk, - local_fadt->pm1_evt_len, - (acpi_physical_address) - local_fadt->V1_pm1a_evt_blk); - } - - if (!(local_fadt->xpm1b_evt_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xpm1b_evt_blk, - local_fadt->pm1_evt_len, - (acpi_physical_address) - local_fadt->V1_pm1b_evt_blk); - } - - if (!(local_fadt->xpm1a_cnt_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xpm1a_cnt_blk, - local_fadt->pm1_cnt_len, - (acpi_physical_address) - local_fadt->V1_pm1a_cnt_blk); - } - - if (!(local_fadt->xpm1b_cnt_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xpm1b_cnt_blk, - local_fadt->pm1_cnt_len, - (acpi_physical_address) - local_fadt->V1_pm1b_cnt_blk); - } - - if (!(local_fadt->xpm2_cnt_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xpm2_cnt_blk, - local_fadt->pm2_cnt_len, - (acpi_physical_address) - local_fadt->V1_pm2_cnt_blk); - } - - if (!(local_fadt->xpm_tmr_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xpm_tmr_blk, - local_fadt->pm_tm_len, - (acpi_physical_address) - local_fadt->V1_pm_tmr_blk); - } - - if (!(local_fadt->xgpe0_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xgpe0_blk, - 0, - (acpi_physical_address) - local_fadt->V1_gpe0_blk); - } - - if (!(local_fadt->xgpe1_blk.address)) { - acpi_tb_init_generic_address(&local_fadt->xgpe1_blk, - 0, - (acpi_physical_address) - local_fadt->V1_gpe1_blk); - } - - /* Create separate GAS structs for the PM1 Enable registers */ - - acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable, - (u8) ACPI_DIV_2(acpi_gbl_FADT-> - pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1a_evt_blk.address + - ACPI_DIV_2(acpi_gbl_FADT->pm1_evt_len))); - - acpi_gbl_xpm1a_enable.address_space_id = - local_fadt->xpm1a_evt_blk.address_space_id; - - /* PM1B is optional; leave null if not present */ - - if (local_fadt->xpm1b_evt_blk.address) { - acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable, - (u8) ACPI_DIV_2(acpi_gbl_FADT-> - pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1b_evt_blk. - address + - ACPI_DIV_2(acpi_gbl_FADT-> - pm1_evt_len))); - - acpi_gbl_xpm1b_enable.address_space_id = - local_fadt->xpm1b_evt_blk.address_space_id; - } -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_convert_table_fadt - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Converts a BIOS supplied ACPI 1.0 FADT to a local - * ACPI 2.0 FADT. If the BIOS supplied a 2.0 FADT then it is simply - * copied to the local FADT. The ACPI CA software uses this - * local FADT. Thus a significant amount of special #ifdef - * type codeing is saved. - * - ******************************************************************************/ - -acpi_status acpi_tb_convert_table_fadt(void) -{ - struct fadt_descriptor *local_fadt; - struct acpi_table_desc *table_desc; - - ACPI_FUNCTION_TRACE(tb_convert_table_fadt); - - /* - * acpi_gbl_FADT is valid. Validate the FADT length. The table must be - * at least as long as the version 1.0 FADT - */ - if (acpi_gbl_FADT->length < sizeof(struct fadt_descriptor_rev1)) { - ACPI_ERROR((AE_INFO, "FADT is invalid, too short: 0x%X", - acpi_gbl_FADT->length)); - return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH); - } - - /* Allocate buffer for the ACPI 2.0(+) FADT */ - - local_fadt = ACPI_ALLOCATE_ZEROED(sizeof(struct fadt_descriptor)); - if (!local_fadt) { - return_ACPI_STATUS(AE_NO_MEMORY); - } - - if (acpi_gbl_FADT->revision >= FADT2_REVISION_ID) { - if (acpi_gbl_FADT->length < sizeof(struct fadt_descriptor)) { - - /* Length is too short to be a V2.0 table */ - - ACPI_WARNING((AE_INFO, - "Inconsistent FADT length (0x%X) and revision (0x%X), using FADT V1.0 portion of table", - acpi_gbl_FADT->length, - acpi_gbl_FADT->revision)); - - acpi_tb_convert_fadt1(local_fadt, - (void *)acpi_gbl_FADT); - } else { - /* Valid V2.0 table */ - - acpi_tb_convert_fadt2(local_fadt, acpi_gbl_FADT); - } - } else { - /* Valid V1.0 table */ - - acpi_tb_convert_fadt1(local_fadt, (void *)acpi_gbl_FADT); - } - - /* Global FADT pointer will point to the new common V2.0 FADT */ - - acpi_gbl_FADT = local_fadt; - acpi_gbl_FADT->length = sizeof(struct fadt_descriptor); - - /* Free the original table */ - - table_desc = acpi_gbl_table_lists[ACPI_TABLE_ID_FADT].next; - acpi_tb_delete_single_table(table_desc); - - /* Install the new table */ - - table_desc->pointer = - ACPI_CAST_PTR(struct acpi_table_header, acpi_gbl_FADT); - table_desc->allocation = ACPI_MEM_ALLOCATED; - table_desc->length = sizeof(struct fadt_descriptor); - - /* Dump the entire FADT */ - - ACPI_DEBUG_PRINT((ACPI_DB_TABLES, - "Hex dump of common internal FADT, size %d (%X)\n", - acpi_gbl_FADT->length, acpi_gbl_FADT->length)); - - ACPI_DUMP_BUFFER(ACPI_CAST_PTR(u8, acpi_gbl_FADT), - acpi_gbl_FADT->length); - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_build_common_facs - * - * PARAMETERS: table_info - Info for currently installed FACS - * - * RETURN: Status - * - * DESCRIPTION: Convert ACPI 1.0 and ACPI 2.0 FACS to a common internal - * table format. - * - ******************************************************************************/ - -acpi_status acpi_tb_build_common_facs(struct acpi_table_desc *table_info) -{ - - ACPI_FUNCTION_TRACE(tb_build_common_facs); - - /* Absolute minimum length is 24, but the ACPI spec says 64 */ - - if (acpi_gbl_FACS->length < 24) { - ACPI_ERROR((AE_INFO, "Invalid FACS table length: 0x%X", - acpi_gbl_FACS->length)); - return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH); - } - - if (acpi_gbl_FACS->length < 64) { - ACPI_WARNING((AE_INFO, - "FACS is shorter than the ACPI specification allows: 0x%X, using anyway", - acpi_gbl_FACS->length)); - } - - /* Copy fields to the new FACS */ - - acpi_gbl_common_fACS.global_lock = &(acpi_gbl_FACS->global_lock); - - if ((acpi_gbl_RSDP->revision < 2) || - (acpi_gbl_FACS->length < 32) || - (!(acpi_gbl_FACS->xfirmware_waking_vector))) { - - /* ACPI 1.0 FACS or short table or optional X_ field is zero */ - - acpi_gbl_common_fACS.firmware_waking_vector = ACPI_CAST_PTR(u64, - & - (acpi_gbl_FACS-> - firmware_waking_vector)); - acpi_gbl_common_fACS.vector_width = 32; - } else { - /* ACPI 2.0 FACS with valid X_ field */ - - acpi_gbl_common_fACS.firmware_waking_vector = - &acpi_gbl_FACS->xfirmware_waking_vector; - acpi_gbl_common_fACS.vector_width = 64; - } - - return_ACPI_STATUS(AE_OK); -} diff --git a/drivers/acpi/tables/tbfadt.c b/drivers/acpi/tables/tbfadt.c new file mode 100644 index 000000000000..807c7116e94b --- /dev/null +++ b/drivers/acpi/tables/tbfadt.c @@ -0,0 +1,434 @@ +/****************************************************************************** + * + * Module Name: tbfadt - FADT table utilities + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2007, R. Byron Moore + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include <acpi/acpi.h> +#include <acpi/actables.h> + +#define _COMPONENT ACPI_TABLES +ACPI_MODULE_NAME("tbfadt") + +/* Local prototypes */ +static void inline +acpi_tb_init_generic_address(struct acpi_generic_address *generic_address, + u8 bit_width, u64 address); + +static void acpi_tb_convert_fadt(void); + +static void acpi_tb_validate_fadt(void); + +/* Table for conversion of FADT to common internal format and FADT validation */ + +typedef struct acpi_fadt_info { + char *name; + u8 target; + u8 source; + u8 length; + u8 type; + +} acpi_fadt_info; + +#define ACPI_FADT_REQUIRED 1 +#define ACPI_FADT_SEPARATE_LENGTH 2 + +static struct acpi_fadt_info fadt_info_table[] = { + {"Pm1aEventBlock", ACPI_FADT_OFFSET(xpm1a_event_block), + ACPI_FADT_OFFSET(pm1a_event_block), + ACPI_FADT_OFFSET(pm1_event_length), ACPI_FADT_REQUIRED}, + + {"Pm1bEventBlock", ACPI_FADT_OFFSET(xpm1b_event_block), + ACPI_FADT_OFFSET(pm1b_event_block), + ACPI_FADT_OFFSET(pm1_event_length), 0}, + + {"Pm1aControlBlock", ACPI_FADT_OFFSET(xpm1a_control_block), + ACPI_FADT_OFFSET(pm1a_control_block), + ACPI_FADT_OFFSET(pm1_control_length), ACPI_FADT_REQUIRED}, + + {"Pm1bControlBlock", ACPI_FADT_OFFSET(xpm1b_control_block), + ACPI_FADT_OFFSET(pm1b_control_block), + ACPI_FADT_OFFSET(pm1_control_length), 0}, + + {"Pm2ControlBlock", ACPI_FADT_OFFSET(xpm2_control_block), + ACPI_FADT_OFFSET(pm2_control_block), + ACPI_FADT_OFFSET(pm2_control_length), ACPI_FADT_SEPARATE_LENGTH}, + + {"PmTimerBlock", ACPI_FADT_OFFSET(xpm_timer_block), + ACPI_FADT_OFFSET(pm_timer_block), + ACPI_FADT_OFFSET(pm_timer_length), ACPI_FADT_REQUIRED}, + + {"Gpe0Block", ACPI_FADT_OFFSET(xgpe0_block), + ACPI_FADT_OFFSET(gpe0_block), + ACPI_FADT_OFFSET(gpe0_block_length), ACPI_FADT_SEPARATE_LENGTH}, + + {"Gpe1Block", ACPI_FADT_OFFSET(xgpe1_block), + ACPI_FADT_OFFSET(gpe1_block), + ACPI_FADT_OFFSET(gpe1_block_length), ACPI_FADT_SEPARATE_LENGTH} +}; + +#define ACPI_FADT_INFO_ENTRIES (sizeof (fadt_info_table) / sizeof (struct acpi_fadt_info)) + +/******************************************************************************* + * + * FUNCTION: acpi_tb_init_generic_address + * + * PARAMETERS: generic_address - GAS struct to be initialized + * bit_width - Width of this register + * Address - Address of the register + * + * RETURN: None + * + * DESCRIPTION: Initialize a Generic Address Structure (GAS) + * See the ACPI specification for a full description and + * definition of this structure. + * + ******************************************************************************/ + +static void inline +acpi_tb_init_generic_address(struct acpi_generic_address *generic_address, + u8 bit_width, u64 address) +{ + + /* + * The 64-bit Address field is non-aligned in the byte packed + * GAS struct. + */ + ACPI_MOVE_64_TO_64(&generic_address->address, &address); + + /* All other fields are byte-wide */ + + generic_address->space_id = ACPI_ADR_SPACE_SYSTEM_IO; + generic_address->bit_width = bit_width; + generic_address->bit_offset = 0; + generic_address->access_width = 0; +} + +/******************************************************************************* + * + * FUNCTION: acpi_tb_parse_fadt + * + * PARAMETERS: table_index - Index for the FADT + * Flags - Flags + * + * RETURN: None + * + * DESCRIPTION: Initialize the FADT, DSDT and FACS tables + * (FADT contains the addresses of the DSDT and FACS) + * + ******************************************************************************/ + +void acpi_tb_parse_fadt(acpi_native_uint table_index, u8 flags) +{ + u32 length; + struct acpi_table_header *table; + + /* + * The FADT has multiple versions with different lengths, + * and it contains pointers to both the DSDT and FACS tables. + * + * Get a local copy of the FADT and convert it to a common format + * Map entire FADT, assumed to be smaller than one page. + */ + length = acpi_gbl_root_table_list.tables[table_index].length; + + table = + acpi_os_map_memory(acpi_gbl_root_table_list.tables[table_index]. + address, length); + if (!table) { + return; + } + + /* + * Validate the FADT checksum before we copy the table. Ignore + * checksum error as we want to try to get the DSDT and FACS. + */ + (void)acpi_tb_verify_checksum(table, length); + + /* Obtain a local copy of the FADT in common ACPI 2.0+ format */ + + acpi_tb_create_local_fadt(table, length); + + /* All done with the real FADT, unmap it */ + + acpi_os_unmap_memory(table, length); + + /* Obtain the DSDT and FACS tables via their addresses within the FADT */ + + acpi_tb_install_table((acpi_physical_address) acpi_gbl_FADT.Xdsdt, + flags, ACPI_SIG_DSDT, ACPI_TABLE_INDEX_DSDT); + + acpi_tb_install_table((acpi_physical_address) acpi_gbl_FADT.Xfacs, + flags, ACPI_SIG_FACS, ACPI_TABLE_INDEX_FACS); +} + +/******************************************************************************* + * + * FUNCTION: acpi_tb_create_local_fadt + * + * PARAMETERS: Table - Pointer to BIOS FADT + * Length - Length of the table + * + * RETURN: None + * + * DESCRIPTION: Get a local copy of the FADT and convert it to a common format. + * Performs validation on some important FADT fields. + * + ******************************************************************************/ + +void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length) +{ + + /* + * Check if the FADT is larger than what we know about (ACPI 2.0 version). + * Truncate the table, but make some noise. + */ + if (length > sizeof(struct acpi_table_fadt)) { + ACPI_WARNING((AE_INFO, + "FADT (revision %u) is longer than ACPI 2.0 version, truncating length 0x%X to 0x%zX", + table->revision, (unsigned)length, + sizeof(struct acpi_table_fadt))); + } + + /* Copy the entire FADT locally. Zero first for tb_convert_fadt */ + + ACPI_MEMSET(&acpi_gbl_FADT, 0, sizeof(struct acpi_table_fadt)); + + ACPI_MEMCPY(&acpi_gbl_FADT, table, + ACPI_MIN(length, sizeof(struct acpi_table_fadt))); + + /* + * 1) Convert the local copy of the FADT to the common internal format + * 2) Validate some of the important values within the FADT + */ + acpi_tb_convert_fadt(); + acpi_tb_validate_fadt(); +} + +/******************************************************************************* + * + * FUNCTION: acpi_tb_convert_fadt + * + * PARAMETERS: None, uses acpi_gbl_FADT + * + * RETURN: None + * + * DESCRIPTION: Converts all versions of the FADT to a common internal format. + * -> Expand all 32-bit addresses to 64-bit. + * + * NOTE: acpi_gbl_FADT must be of size (struct acpi_table_fadt), + * and must contain a copy of the actual FADT. + * + * ACPICA will use the "X" fields of the FADT for all addresses. + * + * "X" fields are optional extensions to the original V1.0 fields. Even if + * they are present in the structure, they can be optionally not used by + * setting them to zero. Therefore, we must selectively expand V1.0 fields + * if the corresponding X field is zero. + * + * For ACPI 1.0 FADTs, all address fields are expanded to the corresponding + * "X" fields. + * + * For ACPI 2.0 FADTs, any "X" fields that are NULL are filled in by + * expanding the corresponding ACPI 1.0 field. + * + ******************************************************************************/ + +static void acpi_tb_convert_fadt(void) +{ + u8 pm1_register_length; + struct acpi_generic_address *target; + acpi_native_uint i; + + /* Update the local FADT table header length */ + + acpi_gbl_FADT.header.length = sizeof(struct acpi_table_fadt); + + /* Expand the 32-bit FACS and DSDT addresses to 64-bit as necessary */ + + if (!acpi_gbl_FADT.Xfacs) { + acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs; + } + + if (!acpi_gbl_FADT.Xdsdt) { + acpi_gbl_FADT.Xdsdt = (u64) acpi_gbl_FADT.dsdt; + } + + /* + * Expand the 32-bit V1.0 addresses to the 64-bit "X" generic address + * structures as necessary. + */ + for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) { + target = + ACPI_ADD_PTR(struct acpi_generic_address, &acpi_gbl_FADT, + fadt_info_table[i].target); + + /* Expand only if the X target is null */ + + if (!target->address) { + acpi_tb_init_generic_address(target, + *ACPI_ADD_PTR(u8, + &acpi_gbl_FADT, + fadt_info_table + [i].length), + (u64) * ACPI_ADD_PTR(u32, + &acpi_gbl_FADT, + fadt_info_table + [i]. + source)); + } + } + + /* + * Calculate separate GAS structs for the PM1 Enable registers. + * These addresses do not appear (directly) in the FADT, so it is + * useful to calculate them once, here. + * + * The PM event blocks are split into two register blocks, first is the + * PM Status Register block, followed immediately by the PM Enable Register + * block. Each is of length (pm1_event_length/2) + */ + pm1_register_length = (u8) ACPI_DIV_2(acpi_gbl_FADT.pm1_event_length); + + /* The PM1A register block is required */ + + acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable, + pm1_register_length, + (acpi_gbl_FADT.xpm1a_event_block.address + + pm1_register_length)); + /* Don't forget to copy space_id of the GAS */ + acpi_gbl_xpm1a_enable.space_id = acpi_gbl_FADT.xpm1a_event_block.space_id; + + /* The PM1B register block is optional, ignore if not present */ + + if (acpi_gbl_FADT.xpm1b_event_block.address) { + acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable, + pm1_register_length, + (acpi_gbl_FADT.xpm1b_event_block. + address + pm1_register_length)); + /* Don't forget to copy space_id of the GAS */ + acpi_gbl_xpm1b_enable.space_id = acpi_gbl_FADT.xpm1a_event_block.space_id; + + } +} + +/****************************************************************************** + * + * FUNCTION: acpi_tb_validate_fadt + * + * PARAMETERS: Table - Pointer to the FADT to be validated + * + * RETURN: None + * + * DESCRIPTION: Validate various important fields within the FADT. If a problem + * is found, issue a message, but no status is returned. + * Used by both the table manager and the disassembler. + * + * Possible additional checks: + * (acpi_gbl_FADT.pm1_event_length >= 4) + * (acpi_gbl_FADT.pm1_control_length >= 2) + * (acpi_gbl_FADT.pm_timer_length >= 4) + * Gpe block lengths must be multiple of 2 + * + ******************************************************************************/ + +static void acpi_tb_validate_fadt(void) +{ + u32 *address32; + struct acpi_generic_address *address64; + u8 length; + acpi_native_uint i; + + /* Examine all of the 64-bit extended address fields (X fields) */ + + for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) { + + /* Generate pointers to the 32-bit and 64-bit addresses and get the length */ + + address64 = + ACPI_ADD_PTR(struct acpi_generic_address, &acpi_gbl_FADT, + fadt_info_table[i].target); + address32 = + ACPI_ADD_PTR(u32, &acpi_gbl_FADT, + fadt_info_table[i].source); + length = + *ACPI_ADD_PTR(u8, &acpi_gbl_FADT, + fadt_info_table[i].length); + + if (fadt_info_table[i].type & ACPI_FADT_REQUIRED) { + /* + * Field is required (Pm1a_event, Pm1a_control, pm_timer). + * Both the address and length must be non-zero. + */ + if (!address64->address || !length) { + ACPI_ERROR((AE_INFO, + "Required field \"%s\" has zero address and/or length: %8.8X%8.8X/%X", + fadt_info_table[i].name, + ACPI_FORMAT_UINT64(address64-> + address), + length)); + } + } else if (fadt_info_table[i].type & ACPI_FADT_SEPARATE_LENGTH) { + /* + * Field is optional (PM2Control, GPE0, GPE1) AND has its own + * length field. If present, both the address and length must be valid. + */ + if ((address64->address && !length) + || (!address64->address && length)) { + ACPI_WARNING((AE_INFO, + "Optional field \"%s\" has zero address or length: %8.8X%8.8X/%X", + fadt_info_table[i].name, + ACPI_FORMAT_UINT64(address64-> + address), + length)); + } + } + + /* If both 32- and 64-bit addresses are valid (non-zero), they must match */ + + if (address64->address && *address32 && + (address64->address != (u64) * address32)) { + ACPI_ERROR((AE_INFO, + "32/64X address mismatch in \"%s\": [%8.8X] [%8.8X%8.8X], using 64X", + fadt_info_table[i].name, *address32, + ACPI_FORMAT_UINT64(address64->address))); + } + } +} diff --git a/drivers/acpi/tables/tbfind.c b/drivers/acpi/tables/tbfind.c new file mode 100644 index 000000000000..058c064948e1 --- /dev/null +++ b/drivers/acpi/tables/tbfind.c @@ -0,0 +1,126 @@ +/****************************************************************************** + * + * Module Name: tbfind - find table + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2007, R. Byron Moore + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include <acpi/acpi.h> +#include <acpi/actables.h> + +#define _COMPONENT ACPI_TABLES +ACPI_MODULE_NAME("tbfind") + +/******************************************************************************* + * + * FUNCTION: acpi_tb_find_table + * + * PARAMETERS: Signature - String with ACPI table signature + * oem_id - String with the table OEM ID + * oem_table_id - String with the OEM Table ID + * table_index - Where the table index is returned + * + * RETURN: Status and table index + * + * DESCRIPTION: Find an ACPI table (in the RSDT/XSDT) that matches the + * Signature, OEM ID and OEM Table ID. Returns an index that can + * be used to get the table header or entire table. + * + ******************************************************************************/ +acpi_status +acpi_tb_find_table(char *signature, + char *oem_id, + char *oem_table_id, acpi_native_uint * table_index) +{ + acpi_native_uint i; + acpi_status status; + + ACPI_FUNCTION_TRACE(tb_find_table); + + for (i = 0; i < acpi_gbl_root_table_list.count; ++i) { + if (ACPI_MEMCMP(&(acpi_gbl_root_table_list.tables[i].signature), + signature, ACPI_NAME_SIZE)) { + + /* Not the requested table */ + + continue; + } + + /* Table with matching signature has been found */ + + if (!acpi_gbl_root_table_list.tables[i].pointer) { + + /* Table is not currently mapped, map it */ + + status = + acpi_tb_verify_table(&acpi_gbl_root_table_list. + tables[i]); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + if (!acpi_gbl_root_table_list.tables[i].pointer) { + continue; + } + } + + /* Check for table match on all IDs */ + + if (!ACPI_MEMCMP + (acpi_gbl_root_table_list.tables[i].pointer->signature, + signature, ACPI_NAME_SIZE) && (!oem_id[0] + || + !ACPI_MEMCMP + (acpi_gbl_root_table_list. + tables[i].pointer->oem_id, + oem_id, ACPI_OEM_ID_SIZE)) + && (!oem_table_id[0] + || !ACPI_MEMCMP(acpi_gbl_root_table_list.tables[i]. + pointer->oem_table_id, oem_table_id, + ACPI_OEM_TABLE_ID_SIZE))) { + *table_index = i; + + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, + "Found table [%4.4s]\n", signature)); + return_ACPI_STATUS(AE_OK); + } + } + + return_ACPI_STATUS(AE_NOT_FOUND); +} diff --git a/drivers/acpi/tables/tbget.c b/drivers/acpi/tables/tbget.c deleted file mode 100644 index 11e2d4454e05..000000000000 --- a/drivers/acpi/tables/tbget.c +++ /dev/null @@ -1,471 +0,0 @@ -/****************************************************************************** - * - * Module Name: tbget - ACPI Table get* routines - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2006, R. Byron Moore - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#include <acpi/acpi.h> -#include <acpi/actables.h> - -#define _COMPONENT ACPI_TABLES -ACPI_MODULE_NAME("tbget") - -/* Local prototypes */ -static acpi_status -acpi_tb_get_this_table(struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info); - -static acpi_status -acpi_tb_table_override(struct acpi_table_header *header, - struct acpi_table_desc *table_info); - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_table - * - * PARAMETERS: Address - Address of table to retrieve. Can be - * Logical or Physical - * table_info - Where table info is returned - * - * RETURN: None - * - * DESCRIPTION: Get entire table of unknown size. - * - ******************************************************************************/ - -acpi_status -acpi_tb_get_table(struct acpi_pointer *address, - struct acpi_table_desc *table_info) -{ - acpi_status status; - struct acpi_table_header header; - - ACPI_FUNCTION_TRACE(tb_get_table); - - /* Get the header in order to get signature and table size */ - - status = acpi_tb_get_table_header(address, &header); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Get the entire table */ - - status = acpi_tb_get_table_body(address, &header, table_info); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not get ACPI table (size %X)", - header.length)); - return_ACPI_STATUS(status); - } - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_table_header - * - * PARAMETERS: Address - Address of table to retrieve. Can be - * Logical or Physical - * return_header - Where the table header is returned - * - * RETURN: Status - * - * DESCRIPTION: Get an ACPI table header. Works in both physical or virtual - * addressing mode. Works with both physical or logical pointers. - * Table is either copied or mapped, depending on the pointer - * type and mode of the processor. - * - ******************************************************************************/ - -acpi_status -acpi_tb_get_table_header(struct acpi_pointer *address, - struct acpi_table_header *return_header) -{ - acpi_status status = AE_OK; - struct acpi_table_header *header = NULL; - - ACPI_FUNCTION_TRACE(tb_get_table_header); - - /* - * Flags contains the current processor mode (Virtual or Physical - * addressing) The pointer_type is either Logical or Physical - */ - switch (address->pointer_type) { - case ACPI_PHYSMODE_PHYSPTR: - case ACPI_LOGMODE_LOGPTR: - - /* Pointer matches processor mode, copy the header */ - - ACPI_MEMCPY(return_header, address->pointer.logical, - sizeof(struct acpi_table_header)); - break; - - case ACPI_LOGMODE_PHYSPTR: - - /* Create a logical address for the physical pointer */ - - status = acpi_os_map_memory(address->pointer.physical, - sizeof(struct acpi_table_header), - (void *)&header); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not map memory at %8.8X%8.8X for table header", - ACPI_FORMAT_UINT64(address->pointer. - physical))); - return_ACPI_STATUS(status); - } - - /* Copy header and delete mapping */ - - ACPI_MEMCPY(return_header, header, - sizeof(struct acpi_table_header)); - acpi_os_unmap_memory(header, sizeof(struct acpi_table_header)); - break; - - default: - - ACPI_ERROR((AE_INFO, "Invalid address flags %X", - address->pointer_type)); - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "Table Signature: [%4.4s]\n", - return_header->signature)); - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_table_body - * - * PARAMETERS: Address - Address of table to retrieve. Can be - * Logical or Physical - * Header - Header of the table to retrieve - * table_info - Where the table info is returned - * - * RETURN: Status - * - * DESCRIPTION: Get an entire ACPI table with support to allow the host OS to - * replace the table with a newer version (table override.) - * Works in both physical or virtual - * addressing mode. Works with both physical or logical pointers. - * Table is either copied or mapped, depending on the pointer - * type and mode of the processor. - * - ******************************************************************************/ - -acpi_status -acpi_tb_get_table_body(struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info) -{ - acpi_status status; - - ACPI_FUNCTION_TRACE(tb_get_table_body); - - if (!table_info || !address) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Attempt table override. */ - - status = acpi_tb_table_override(header, table_info); - if (ACPI_SUCCESS(status)) { - - /* Table was overridden by the host OS */ - - return_ACPI_STATUS(status); - } - - /* No override, get the original table */ - - status = acpi_tb_get_this_table(address, header, table_info); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_table_override - * - * PARAMETERS: Header - Pointer to table header - * table_info - Return info if table is overridden - * - * RETURN: None - * - * DESCRIPTION: Attempts override of current table with a new one if provided - * by the host OS. - * - ******************************************************************************/ - -static acpi_status -acpi_tb_table_override(struct acpi_table_header *header, - struct acpi_table_desc *table_info) -{ - struct acpi_table_header *new_table; - acpi_status status; - struct acpi_pointer address; - - ACPI_FUNCTION_TRACE(tb_table_override); - - /* - * The OSL will examine the header and decide whether to override this - * table. If it decides to override, a table will be returned in new_table, - * which we will then copy. - */ - status = acpi_os_table_override(header, &new_table); - if (ACPI_FAILURE(status)) { - - /* Some severe error from the OSL, but we basically ignore it */ - - ACPI_EXCEPTION((AE_INFO, status, - "Could not override ACPI table")); - return_ACPI_STATUS(status); - } - - if (!new_table) { - - /* No table override */ - - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - - /* - * We have a new table to override the old one. Get a copy of - * the new one. We know that the new table has a logical pointer. - */ - address.pointer_type = ACPI_LOGICAL_POINTER | ACPI_LOGICAL_ADDRESSING; - address.pointer.logical = new_table; - - status = acpi_tb_get_this_table(&address, new_table, table_info); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, "Could not copy ACPI table")); - return_ACPI_STATUS(status); - } - - /* Copy the table info */ - - ACPI_INFO((AE_INFO, "Table [%4.4s] replaced by host OS", - table_info->pointer->signature)); - - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_this_table - * - * PARAMETERS: Address - Address of table to retrieve. Can be - * Logical or Physical - * Header - Header of the table to retrieve - * table_info - Where the table info is returned - * - * RETURN: Status - * - * DESCRIPTION: Get an entire ACPI table. Works in both physical or virtual - * addressing mode. Works with both physical or logical pointers. - * Table is either copied or mapped, depending on the pointer - * type and mode of the processor. - * - ******************************************************************************/ - -static acpi_status -acpi_tb_get_this_table(struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info) -{ - struct acpi_table_header *full_table = NULL; - u8 allocation; - acpi_status status = AE_OK; - - ACPI_FUNCTION_TRACE(tb_get_this_table); - - /* Validate minimum length */ - - if (header->length < sizeof(struct acpi_table_header)) { - ACPI_ERROR((AE_INFO, - "Table length (%X) is smaller than minimum (%zX)", - header->length, sizeof(struct acpi_table_header))); - - return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH); - } - - /* - * Flags contains the current processor mode (Virtual or Physical - * addressing) The pointer_type is either Logical or Physical - */ - switch (address->pointer_type) { - case ACPI_PHYSMODE_PHYSPTR: - case ACPI_LOGMODE_LOGPTR: - - /* Pointer matches processor mode, copy the table to a new buffer */ - - full_table = ACPI_ALLOCATE(header->length); - if (!full_table) { - ACPI_ERROR((AE_INFO, - "Could not allocate table memory for [%4.4s] length %X", - header->signature, header->length)); - return_ACPI_STATUS(AE_NO_MEMORY); - } - - /* Copy the entire table (including header) to the local buffer */ - - ACPI_MEMCPY(full_table, address->pointer.logical, - header->length); - - /* Save allocation type */ - - allocation = ACPI_MEM_ALLOCATED; - break; - - case ACPI_LOGMODE_PHYSPTR: - - /* - * Just map the table's physical memory - * into our address space. - */ - status = acpi_os_map_memory(address->pointer.physical, - (acpi_size) header->length, - ACPI_CAST_PTR(void, &full_table)); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not map memory for table [%4.4s] at %8.8X%8.8X for length %X", - header->signature, - ACPI_FORMAT_UINT64(address->pointer. - physical), - header->length)); - return (status); - } - - /* Save allocation type */ - - allocation = ACPI_MEM_MAPPED; - break; - - default: - - ACPI_ERROR((AE_INFO, "Invalid address flags %X", - address->pointer_type)); - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* - * Validate checksum for _most_ tables, - * even the ones whose signature we don't recognize - */ - if (table_info->type != ACPI_TABLE_ID_FACS) { - status = acpi_tb_verify_table_checksum(full_table); - -#if (!ACPI_CHECKSUM_ABORT) - if (ACPI_FAILURE(status)) { - - /* Ignore the error if configuration says so */ - - status = AE_OK; - } -#endif - } - - /* Return values */ - - table_info->pointer = full_table; - table_info->length = (acpi_size) header->length; - table_info->allocation = allocation; - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Found table [%4.4s] at %8.8X%8.8X, mapped/copied to %p\n", - full_table->signature, - ACPI_FORMAT_UINT64(address->pointer.physical), - full_table)); - - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_table_ptr - * - * PARAMETERS: table_type - one of the defined table types - * Instance - Which table of this type - * return_table - pointer to location to place the pointer for - * return - * - * RETURN: Status - * - * DESCRIPTION: This function is called to get the pointer to an ACPI table. - * - ******************************************************************************/ - -acpi_status -acpi_tb_get_table_ptr(acpi_table_type table_type, - u32 instance, struct acpi_table_header **return_table) -{ - struct acpi_table_desc *table_desc; - u32 i; - - ACPI_FUNCTION_TRACE(tb_get_table_ptr); - - if (table_type > ACPI_TABLE_ID_MAX) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Check for instance out of range of the current table count */ - - if (instance > acpi_gbl_table_lists[table_type].count) { - return_ACPI_STATUS(AE_NOT_EXIST); - } - - /* - * Walk the list to get the desired table - * Note: Instance is one-based - */ - table_desc = acpi_gbl_table_lists[table_type].next; - for (i = 1; i < instance; i++) { - table_desc = table_desc->next; - } - - /* We are now pointing to the requested table's descriptor */ - - *return_table = table_desc->pointer; - return_ACPI_STATUS(AE_OK); -} diff --git a/drivers/acpi/tables/tbgetall.c b/drivers/acpi/tables/tbgetall.c deleted file mode 100644 index ad982112e4c6..000000000000 --- a/drivers/acpi/tables/tbgetall.c +++ /dev/null @@ -1,311 +0,0 @@ -/****************************************************************************** - * - * Module Name: tbgetall - Get all required ACPI tables - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2006, R. Byron Moore - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#include <acpi/acpi.h> -#include <acpi/actables.h> - -#define _COMPONENT ACPI_TABLES -ACPI_MODULE_NAME("tbgetall") - -/* Local prototypes */ -static acpi_status -acpi_tb_get_primary_table(struct acpi_pointer *address, - struct acpi_table_desc *table_info); - -static acpi_status -acpi_tb_get_secondary_table(struct acpi_pointer *address, - acpi_string signature, - struct acpi_table_desc *table_info); - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_primary_table - * - * PARAMETERS: Address - Physical address of table to retrieve - * *table_info - Where the table info is returned - * - * RETURN: Status - * - * DESCRIPTION: Maps the physical address of table into a logical address - * - ******************************************************************************/ - -static acpi_status -acpi_tb_get_primary_table(struct acpi_pointer *address, - struct acpi_table_desc *table_info) -{ - acpi_status status; - struct acpi_table_header header; - - ACPI_FUNCTION_TRACE(tb_get_primary_table); - - /* Ignore a NULL address in the RSDT */ - - if (!address->pointer.value) { - return_ACPI_STATUS(AE_OK); - } - - /* Get the header in order to get signature and table size */ - - status = acpi_tb_get_table_header(address, &header); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Clear the table_info */ - - ACPI_MEMSET(table_info, 0, sizeof(struct acpi_table_desc)); - - /* - * Check the table signature and make sure it is recognized. - * Also checks the header checksum - */ - table_info->pointer = &header; - status = acpi_tb_recognize_table(table_info, ACPI_TABLE_PRIMARY); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Get the entire table */ - - status = acpi_tb_get_table_body(address, &header, table_info); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Install the table */ - - status = acpi_tb_install_table(table_info); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_secondary_table - * - * PARAMETERS: Address - Physical address of table to retrieve - * *table_info - Where the table info is returned - * - * RETURN: Status - * - * DESCRIPTION: Maps the physical address of table into a logical address - * - ******************************************************************************/ - -static acpi_status -acpi_tb_get_secondary_table(struct acpi_pointer *address, - acpi_string signature, - struct acpi_table_desc *table_info) -{ - acpi_status status; - struct acpi_table_header header; - - ACPI_FUNCTION_TRACE_STR(tb_get_secondary_table, signature); - - /* Get the header in order to match the signature */ - - status = acpi_tb_get_table_header(address, &header); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Signature must match request */ - - if (!ACPI_COMPARE_NAME(header.signature, signature)) { - ACPI_ERROR((AE_INFO, - "Incorrect table signature - wanted [%s] found [%4.4s]", - signature, header.signature)); - return_ACPI_STATUS(AE_BAD_SIGNATURE); - } - - /* - * Check the table signature and make sure it is recognized. - * Also checks the header checksum - */ - table_info->pointer = &header; - status = acpi_tb_recognize_table(table_info, ACPI_TABLE_SECONDARY); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Get the entire table */ - - status = acpi_tb_get_table_body(address, &header, table_info); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Install the table */ - - status = acpi_tb_install_table(table_info); - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_required_tables - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Load and validate tables other than the RSDT. The RSDT must - * already be loaded and validated. - * - * Get the minimum set of ACPI tables, namely: - * - * 1) FADT (via RSDT in loop below) - * 2) FACS (via FADT) - * 3) DSDT (via FADT) - * - ******************************************************************************/ - -acpi_status acpi_tb_get_required_tables(void) -{ - acpi_status status = AE_OK; - u32 i; - struct acpi_table_desc table_info; - struct acpi_pointer address; - - ACPI_FUNCTION_TRACE(tb_get_required_tables); - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%d ACPI tables in RSDT\n", - acpi_gbl_rsdt_table_count)); - - address.pointer_type = acpi_gbl_table_flags | ACPI_LOGICAL_ADDRESSING; - - /* - * Loop through all table pointers found in RSDT. - * This will NOT include the FACS and DSDT - we must get - * them after the loop. - * - * The only tables we are interested in getting here is the FADT and - * any SSDTs. - */ - for (i = 0; i < acpi_gbl_rsdt_table_count; i++) { - - /* Get the table address from the common internal XSDT */ - - address.pointer.value = acpi_gbl_XSDT->table_offset_entry[i]; - - /* - * Get the tables needed by this subsystem (FADT and any SSDTs). - * NOTE: All other tables are completely ignored at this time. - */ - status = acpi_tb_get_primary_table(&address, &table_info); - if ((status != AE_OK) && (status != AE_TABLE_NOT_SUPPORTED)) { - ACPI_WARNING((AE_INFO, - "%s, while getting table at %8.8X%8.8X", - acpi_format_exception(status), - ACPI_FORMAT_UINT64(address.pointer. - value))); - } - } - - /* We must have a FADT to continue */ - - if (!acpi_gbl_FADT) { - ACPI_ERROR((AE_INFO, "No FADT present in RSDT/XSDT")); - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - - /* - * Convert the FADT to a common format. This allows earlier revisions of - * the table to coexist with newer versions, using common access code. - */ - status = acpi_tb_convert_table_fadt(); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not convert FADT to internal common format")); - return_ACPI_STATUS(status); - } - - /* Get the FACS (Pointed to by the FADT) */ - - address.pointer.value = acpi_gbl_FADT->xfirmware_ctrl; - - status = acpi_tb_get_secondary_table(&address, FACS_SIG, &table_info); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not get/install the FACS")); - return_ACPI_STATUS(status); - } - - /* - * Create the common FACS pointer table - * (Contains pointers to the original table) - */ - status = acpi_tb_build_common_facs(&table_info); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Get/install the DSDT (Pointed to by the FADT) */ - - address.pointer.value = acpi_gbl_FADT->Xdsdt; - - status = acpi_tb_get_secondary_table(&address, DSDT_SIG, &table_info); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, "Could not get/install the DSDT")); - return_ACPI_STATUS(status); - } - - /* Set Integer Width (32/64) based upon DSDT revision */ - - acpi_ut_set_integer_width(acpi_gbl_DSDT->revision); - - /* Dump the entire DSDT */ - - ACPI_DEBUG_PRINT((ACPI_DB_TABLES, - "Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n", - acpi_gbl_DSDT->length, acpi_gbl_DSDT->length, - acpi_gbl_integer_bit_width)); - - ACPI_DUMP_BUFFER(ACPI_CAST_PTR(u8, acpi_gbl_DSDT), - acpi_gbl_DSDT->length); - - /* Always delete the RSDP mapping, we are done with it */ - - acpi_tb_delete_tables_by_type(ACPI_TABLE_ID_RSDP); - return_ACPI_STATUS(status); -} diff --git a/drivers/acpi/tables/tbinstal.c b/drivers/acpi/tables/tbinstal.c index 1668a232fb67..0e7b121a99ce 100644 --- a/drivers/acpi/tables/tbinstal.c +++ b/drivers/acpi/tables/tbinstal.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -42,510 +42,498 @@ */ #include <acpi/acpi.h> +#include <acpi/acnamesp.h> #include <acpi/actables.h> #define _COMPONENT ACPI_TABLES ACPI_MODULE_NAME("tbinstal") -/* Local prototypes */ -static acpi_status -acpi_tb_match_signature(char *signature, - struct acpi_table_desc *table_info, u8 search_type); - -/******************************************************************************* +/****************************************************************************** * - * FUNCTION: acpi_tb_match_signature + * FUNCTION: acpi_tb_verify_table * - * PARAMETERS: Signature - Table signature to match - * table_info - Return data - * search_type - Table type to match (primary/secondary) + * PARAMETERS: table_desc - table * * RETURN: Status * - * DESCRIPTION: Compare signature against the list of "ACPI-subsystem-owned" - * tables (DSDT/FADT/SSDT, etc.) Returns the table_type_iD on match. + * DESCRIPTION: this function is called to verify and map table * - ******************************************************************************/ - -static acpi_status -acpi_tb_match_signature(char *signature, - struct acpi_table_desc *table_info, u8 search_type) + *****************************************************************************/ +acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc) { - acpi_native_uint i; + acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE(tb_match_signature); + ACPI_FUNCTION_TRACE(tb_verify_table); - /* Search for a signature match among the known table types */ + /* Map the table if necessary */ - for (i = 0; i < (ACPI_TABLE_ID_MAX + 1); i++) { - if (!(acpi_gbl_table_data[i].flags & search_type)) { - continue; + if (!table_desc->pointer) { + if ((table_desc->flags & ACPI_TABLE_ORIGIN_MASK) == + ACPI_TABLE_ORIGIN_MAPPED) { + table_desc->pointer = + acpi_os_map_memory(table_desc->address, + table_desc->length); } + if (!table_desc->pointer) { + return_ACPI_STATUS(AE_NO_MEMORY); + } + } - if (!ACPI_STRNCMP(signature, acpi_gbl_table_data[i].signature, - acpi_gbl_table_data[i].sig_length)) { - - /* Found a signature match, return index if requested */ + /* FACS is the odd table, has no standard ACPI header and no checksum */ - if (table_info) { - table_info->type = (u8) i; - } + if (!ACPI_COMPARE_NAME(&table_desc->signature, ACPI_SIG_FACS)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Table [%4.4s] is an ACPI table consumed by the core subsystem\n", - (char *)acpi_gbl_table_data[i]. - signature)); + /* Always calculate checksum, ignore bad checksum if requested */ - return_ACPI_STATUS(AE_OK); - } + status = + acpi_tb_verify_checksum(table_desc->pointer, + table_desc->length); } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Table [%4.4s] is not an ACPI table consumed by the core subsystem - ignored\n", - (char *)signature)); - - return_ACPI_STATUS(AE_TABLE_NOT_SUPPORTED); + return_ACPI_STATUS(status); } /******************************************************************************* * - * FUNCTION: acpi_tb_install_table + * FUNCTION: acpi_tb_add_table * - * PARAMETERS: table_info - Return value from acpi_tb_get_table_body + * PARAMETERS: table_desc - Table descriptor + * table_index - Where the table index is returned * * RETURN: Status * - * DESCRIPTION: Install the table into the global data structures. + * DESCRIPTION: This function is called to add the ACPI table * ******************************************************************************/ -acpi_status acpi_tb_install_table(struct acpi_table_desc *table_info) +acpi_status +acpi_tb_add_table(struct acpi_table_desc *table_desc, + acpi_native_uint * table_index) { - acpi_status status; - - ACPI_FUNCTION_TRACE(tb_install_table); + acpi_native_uint i; + acpi_native_uint length; + acpi_status status = AE_OK; - /* Lock tables while installing */ + ACPI_FUNCTION_TRACE(tb_add_table); - status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not acquire table mutex")); - return_ACPI_STATUS(status); + if (!table_desc->pointer) { + status = acpi_tb_verify_table(table_desc); + if (ACPI_FAILURE(status) || !table_desc->pointer) { + return_ACPI_STATUS(status); + } } - /* - * Ignore a table that is already installed. For example, some BIOS - * ASL code will repeatedly attempt to load the same SSDT. - */ - status = acpi_tb_is_table_installed(table_info); - if (ACPI_FAILURE(status)) { - goto unlock_and_exit; + /* The table must be either an SSDT or a PSDT */ + + if ((!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_PSDT)) + && + (!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT))) + { + ACPI_ERROR((AE_INFO, + "Table has invalid signature [%4.4s], must be SSDT or PSDT", + table_desc->pointer->signature)); + return_ACPI_STATUS(AE_BAD_SIGNATURE); } - /* Install the table into the global data structure */ + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + + /* Check if table is already registered */ + + for (i = 0; i < acpi_gbl_root_table_list.count; ++i) { + if (!acpi_gbl_root_table_list.tables[i].pointer) { + status = + acpi_tb_verify_table(&acpi_gbl_root_table_list. + tables[i]); + if (ACPI_FAILURE(status) + || !acpi_gbl_root_table_list.tables[i].pointer) { + continue; + } + } + + length = ACPI_MIN(table_desc->length, + acpi_gbl_root_table_list.tables[i].length); + if (ACPI_MEMCMP(table_desc->pointer, + acpi_gbl_root_table_list.tables[i].pointer, + length)) { + continue; + } + + /* Table is already registered */ + + acpi_tb_delete_table(table_desc); + *table_index = i; + goto release; + } - status = acpi_tb_init_table_descriptor(table_info->type, table_info); + /* + * Add the table to the global table list + */ + status = acpi_tb_store_table(table_desc->address, table_desc->pointer, + table_desc->length, table_desc->flags, + table_index); if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not install table [%4.4s]", - table_info->pointer->signature)); + goto release; } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%s located at %p\n", - acpi_gbl_table_data[table_info->type].name, - table_info->pointer)); + acpi_tb_print_table_header(table_desc->address, table_desc->pointer); - unlock_and_exit: + release: (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); return_ACPI_STATUS(status); } /******************************************************************************* * - * FUNCTION: acpi_tb_recognize_table + * FUNCTION: acpi_tb_resize_root_table_list * - * PARAMETERS: table_info - Return value from acpi_tb_get_table_body - * search_type - Table type to match (primary/secondary) + * PARAMETERS: None * * RETURN: Status * - * DESCRIPTION: Check a table signature for a match against known table types - * - * NOTE: All table pointers are validated as follows: - * 1) Table pointer must point to valid physical memory - * 2) Signature must be 4 ASCII chars, even if we don't recognize the - * name - * 3) Table must be readable for length specified in the header - * 4) Table checksum must be valid (with the exception of the FACS - * which has no checksum for some odd reason) + * DESCRIPTION: Expand the size of global table array * ******************************************************************************/ -acpi_status -acpi_tb_recognize_table(struct acpi_table_desc *table_info, u8 search_type) +acpi_status acpi_tb_resize_root_table_list(void) { - struct acpi_table_header *table_header; - acpi_status status; + struct acpi_table_desc *tables; - ACPI_FUNCTION_TRACE(tb_recognize_table); + ACPI_FUNCTION_TRACE(tb_resize_root_table_list); - /* Ensure that we have a valid table pointer */ + /* allow_resize flag is a parameter to acpi_initialize_tables */ - table_header = (struct acpi_table_header *)table_info->pointer; - if (!table_header) { - return_ACPI_STATUS(AE_BAD_PARAMETER); + if (!(acpi_gbl_root_table_list.flags & ACPI_ROOT_ALLOW_RESIZE)) { + ACPI_ERROR((AE_INFO, + "Resize of Root Table Array is not allowed")); + return_ACPI_STATUS(AE_SUPPORT); } - /* - * We only "recognize" a limited number of ACPI tables -- namely, the - * ones that are used by the subsystem (DSDT, FADT, etc.) - * - * An AE_TABLE_NOT_SUPPORTED means that the table was not recognized. - * This can be any one of many valid ACPI tables, it just isn't one of - * the tables that is consumed by the core subsystem - */ - status = acpi_tb_match_signature(table_header->signature, - table_info, search_type); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + /* Increase the Table Array size */ + + tables = ACPI_ALLOCATE_ZEROED((acpi_gbl_root_table_list.size + + ACPI_ROOT_TABLE_SIZE_INCREMENT) + * sizeof(struct acpi_table_desc)); + if (!tables) { + ACPI_ERROR((AE_INFO, + "Could not allocate new root table array")); + return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_tb_validate_table_header(table_header); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + /* Copy and free the previous table array */ + + if (acpi_gbl_root_table_list.tables) { + ACPI_MEMCPY(tables, acpi_gbl_root_table_list.tables, + acpi_gbl_root_table_list.size * + sizeof(struct acpi_table_desc)); + + if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) { + ACPI_FREE(acpi_gbl_root_table_list.tables); + } } - /* Return the table type and length via the info struct */ + acpi_gbl_root_table_list.tables = tables; + acpi_gbl_root_table_list.size += ACPI_ROOT_TABLE_SIZE_INCREMENT; + acpi_gbl_root_table_list.flags |= (u8) ACPI_ROOT_ORIGIN_ALLOCATED; - table_info->length = (acpi_size) table_header->length; - return_ACPI_STATUS(status); + return_ACPI_STATUS(AE_OK); } /******************************************************************************* * - * FUNCTION: acpi_tb_init_table_descriptor + * FUNCTION: acpi_tb_store_table * - * PARAMETERS: table_type - The type of the table - * table_info - A table info struct + * PARAMETERS: Address - Table address + * Table - Table header + * Length - Table length + * Flags - flags * - * RETURN: None. + * RETURN: Status and table index. * - * DESCRIPTION: Install a table into the global data structs. + * DESCRIPTION: Add an ACPI table to the global table list * ******************************************************************************/ acpi_status -acpi_tb_init_table_descriptor(acpi_table_type table_type, - struct acpi_table_desc *table_info) +acpi_tb_store_table(acpi_physical_address address, + struct acpi_table_header *table, + u32 length, u8 flags, acpi_native_uint * table_index) { - struct acpi_table_list *list_head; - struct acpi_table_desc *table_desc; - acpi_status status; - - ACPI_FUNCTION_TRACE_U32(tb_init_table_descriptor, table_type); + acpi_status status = AE_OK; - /* Allocate a descriptor for this table */ + /* Ensure that there is room for the table in the Root Table List */ - table_desc = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_table_desc)); - if (!table_desc) { - return_ACPI_STATUS(AE_NO_MEMORY); + if (acpi_gbl_root_table_list.count >= acpi_gbl_root_table_list.size) { + status = acpi_tb_resize_root_table_list(); + if (ACPI_FAILURE(status)) { + return (status); + } } - /* Get a new owner ID for the table */ + /* Initialize added table */ + + acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.count]. + address = address; + acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.count]. + pointer = table; + acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.count].length = + length; + acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.count]. + owner_id = 0; + acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.count].flags = + flags; + + ACPI_MOVE_32_TO_32(& + (acpi_gbl_root_table_list. + tables[acpi_gbl_root_table_list.count].signature), + table->signature); + + *table_index = acpi_gbl_root_table_list.count; + acpi_gbl_root_table_list.count++; + return (status); +} - status = acpi_ut_allocate_owner_id(&table_desc->owner_id); - if (ACPI_FAILURE(status)) { - goto error_exit1; - } +/******************************************************************************* + * + * FUNCTION: acpi_tb_delete_table + * + * PARAMETERS: table_index - Table index + * + * RETURN: None + * + * DESCRIPTION: Delete one internal ACPI table + * + ******************************************************************************/ - /* Install the table into the global data structure */ +void acpi_tb_delete_table(struct acpi_table_desc *table_desc) +{ + /* Table must be mapped or allocated */ + if (!table_desc->pointer) { + return; + } + switch (table_desc->flags & ACPI_TABLE_ORIGIN_MASK) { + case ACPI_TABLE_ORIGIN_MAPPED: + acpi_os_unmap_memory(table_desc->pointer, table_desc->length); + break; + case ACPI_TABLE_ORIGIN_ALLOCATED: + ACPI_FREE(table_desc->pointer); + break; + default:; + } - list_head = &acpi_gbl_table_lists[table_type]; + table_desc->pointer = NULL; +} - /* - * Two major types of tables: 1) Only one instance is allowed. This - * includes most ACPI tables such as the DSDT. 2) Multiple instances of - * the table are allowed. This includes SSDT and PSDTs. - */ - if (ACPI_IS_SINGLE_TABLE(acpi_gbl_table_data[table_type].flags)) { - /* - * Only one table allowed, and a table has alread been installed - * at this location, so return an error. - */ - if (list_head->next) { - status = AE_ALREADY_EXISTS; - goto error_exit2; - } +/******************************************************************************* + * + * FUNCTION: acpi_tb_terminate + * + * PARAMETERS: None + * + * RETURN: None + * + * DESCRIPTION: Delete all internal ACPI tables + * + ******************************************************************************/ - table_desc->next = list_head->next; - list_head->next = table_desc; +void acpi_tb_terminate(void) +{ + acpi_native_uint i; - if (table_desc->next) { - table_desc->next->prev = table_desc; - } + ACPI_FUNCTION_TRACE(tb_terminate); - list_head->count++; - } else { - /* - * Link the new table in to the list of tables of this type. - * Insert at the end of the list, order IS IMPORTANT. - * - * table_desc->Prev & Next are already NULL from calloc() - */ - list_head->count++; - - if (!list_head->next) { - list_head->next = table_desc; - } else { - table_desc->next = list_head->next; + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); - while (table_desc->next->next) { - table_desc->next = table_desc->next->next; - } + /* Delete the individual tables */ - table_desc->next->next = table_desc; - table_desc->prev = table_desc->next; - table_desc->next = NULL; - } + for (i = 0; i < acpi_gbl_root_table_list.count; ++i) { + acpi_tb_delete_table(&acpi_gbl_root_table_list.tables[i]); } - /* Finish initialization of the table descriptor */ - - table_desc->loaded_into_namespace = FALSE; - table_desc->type = (u8) table_type; - table_desc->pointer = table_info->pointer; - table_desc->length = table_info->length; - table_desc->allocation = table_info->allocation; - table_desc->aml_start = (u8 *) (table_desc->pointer + 1), - table_desc->aml_length = (u32) - (table_desc->length - (u32) sizeof(struct acpi_table_header)); - /* - * Set the appropriate global pointer (if there is one) to point to the - * newly installed table + * Delete the root table array if allocated locally. Array cannot be + * mapped, so we don't need to check for that flag. */ - if (acpi_gbl_table_data[table_type].global_ptr) { - *(acpi_gbl_table_data[table_type].global_ptr) = - table_info->pointer; + if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) { + ACPI_FREE(acpi_gbl_root_table_list.tables); } - /* Return Data */ - - table_info->owner_id = table_desc->owner_id; - table_info->installed_desc = table_desc; - return_ACPI_STATUS(AE_OK); - - /* Error exit with cleanup */ - - error_exit2: - - acpi_ut_release_owner_id(&table_desc->owner_id); + acpi_gbl_root_table_list.tables = NULL; + acpi_gbl_root_table_list.flags = 0; + acpi_gbl_root_table_list.count = 0; - error_exit1: - - ACPI_FREE(table_desc); - return_ACPI_STATUS(status); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "ACPI Tables freed\n")); + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); } /******************************************************************************* * - * FUNCTION: acpi_tb_delete_all_tables + * FUNCTION: acpi_tb_delete_namespace_by_owner * - * PARAMETERS: None. + * PARAMETERS: table_index - Table index * - * RETURN: None. + * RETURN: None * - * DESCRIPTION: Delete all internal ACPI tables + * DESCRIPTION: Delete all namespace objects created when this table was loaded. * ******************************************************************************/ -void acpi_tb_delete_all_tables(void) +void acpi_tb_delete_namespace_by_owner(acpi_native_uint table_index) { - acpi_table_type type; + acpi_owner_id owner_id; - /* - * Free memory allocated for ACPI tables - * Memory can either be mapped or allocated - */ - for (type = 0; type < (ACPI_TABLE_ID_MAX + 1); type++) { - acpi_tb_delete_tables_by_type(type); + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (table_index < acpi_gbl_root_table_list.count) { + owner_id = + acpi_gbl_root_table_list.tables[table_index].owner_id; + } else { + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return; } + + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + acpi_ns_delete_namespace_by_owner(owner_id); } /******************************************************************************* * - * FUNCTION: acpi_tb_delete_tables_by_type + * FUNCTION: acpi_tb_allocate_owner_id * - * PARAMETERS: Type - The table type to be deleted + * PARAMETERS: table_index - Table index * - * RETURN: None. + * RETURN: Status * - * DESCRIPTION: Delete an internal ACPI table - * Locks the ACPI table mutex + * DESCRIPTION: Allocates owner_id in table_desc * ******************************************************************************/ -void acpi_tb_delete_tables_by_type(acpi_table_type type) +acpi_status acpi_tb_allocate_owner_id(acpi_native_uint table_index) { - struct acpi_table_desc *table_desc; - u32 count; - u32 i; + acpi_status status = AE_BAD_PARAMETER; - ACPI_FUNCTION_TRACE_U32(tb_delete_tables_by_type, type); + ACPI_FUNCTION_TRACE(tb_allocate_owner_id); - if (type > ACPI_TABLE_ID_MAX) { - return_VOID; - } - - if (ACPI_FAILURE(acpi_ut_acquire_mutex(ACPI_MTX_TABLES))) { - return; - } - - /* Clear the appropriate "typed" global table pointer */ - - switch (type) { - case ACPI_TABLE_ID_RSDP: - acpi_gbl_RSDP = NULL; - break; - - case ACPI_TABLE_ID_DSDT: - acpi_gbl_DSDT = NULL; - break; - - case ACPI_TABLE_ID_FADT: - acpi_gbl_FADT = NULL; - break; - - case ACPI_TABLE_ID_FACS: - acpi_gbl_FACS = NULL; - break; - - case ACPI_TABLE_ID_XSDT: - acpi_gbl_XSDT = NULL; - break; - - case ACPI_TABLE_ID_SSDT: - case ACPI_TABLE_ID_PSDT: - default: - break; - } - - /* - * Free the table - * 1) Get the head of the list - */ - table_desc = acpi_gbl_table_lists[type].next; - count = acpi_gbl_table_lists[type].count; - - /* - * 2) Walk the entire list, deleting both the allocated tables - * and the table descriptors - */ - for (i = 0; i < count; i++) { - table_desc = acpi_tb_uninstall_table(table_desc); + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (table_index < acpi_gbl_root_table_list.count) { + status = acpi_ut_allocate_owner_id + (&(acpi_gbl_root_table_list.tables[table_index].owner_id)); } (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); - return_VOID; + return_ACPI_STATUS(status); } /******************************************************************************* * - * FUNCTION: acpi_tb_delete_single_table + * FUNCTION: acpi_tb_release_owner_id * - * PARAMETERS: table_info - A table info struct + * PARAMETERS: table_index - Table index * - * RETURN: None. + * RETURN: Status * - * DESCRIPTION: Low-level free for a single ACPI table. Handles cases where - * the table was allocated a buffer or was mapped. + * DESCRIPTION: Releases owner_id in table_desc * ******************************************************************************/ -void acpi_tb_delete_single_table(struct acpi_table_desc *table_desc) +acpi_status acpi_tb_release_owner_id(acpi_native_uint table_index) { + acpi_status status = AE_BAD_PARAMETER; - /* Must have a valid table descriptor and pointer */ + ACPI_FUNCTION_TRACE(tb_release_owner_id); - if ((!table_desc) || (!table_desc->pointer)) { - return; + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (table_index < acpi_gbl_root_table_list.count) { + acpi_ut_release_owner_id(& + (acpi_gbl_root_table_list. + tables[table_index].owner_id)); + status = AE_OK; } - /* Valid table, determine type of memory allocation */ - - switch (table_desc->allocation) { - case ACPI_MEM_NOT_ALLOCATED: - break; - - case ACPI_MEM_ALLOCATED: - - ACPI_FREE(table_desc->pointer); - break; - - case ACPI_MEM_MAPPED: - - acpi_os_unmap_memory(table_desc->pointer, table_desc->length); - break; - - default: - break; - } + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(status); } /******************************************************************************* * - * FUNCTION: acpi_tb_uninstall_table + * FUNCTION: acpi_tb_get_owner_id * - * PARAMETERS: table_info - A table info struct + * PARAMETERS: table_index - Table index + * owner_id - Where the table owner_id is returned * - * RETURN: Pointer to the next table in the list (of same type) + * RETURN: Status * - * DESCRIPTION: Free the memory associated with an internal ACPI table that - * is either installed or has never been installed. - * Table mutex should be locked. + * DESCRIPTION: returns owner_id for the ACPI table * ******************************************************************************/ -struct acpi_table_desc *acpi_tb_uninstall_table(struct acpi_table_desc - *table_desc) +acpi_status +acpi_tb_get_owner_id(acpi_native_uint table_index, acpi_owner_id * owner_id) { - struct acpi_table_desc *next_desc; + acpi_status status = AE_BAD_PARAMETER; - ACPI_FUNCTION_TRACE_PTR(tb_uninstall_table, table_desc); + ACPI_FUNCTION_TRACE(tb_get_owner_id); - if (!table_desc) { - return_PTR(NULL); + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (table_index < acpi_gbl_root_table_list.count) { + *owner_id = + acpi_gbl_root_table_list.tables[table_index].owner_id; + status = AE_OK; } - /* Unlink the descriptor from the doubly linked list */ + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(status); +} - if (table_desc->prev) { - table_desc->prev->next = table_desc->next; - } else { - /* Is first on list, update list head */ +/******************************************************************************* + * + * FUNCTION: acpi_tb_is_table_loaded + * + * PARAMETERS: table_index - Table index + * + * RETURN: Table Loaded Flag + * + ******************************************************************************/ - acpi_gbl_table_lists[table_desc->type].next = table_desc->next; - } +u8 acpi_tb_is_table_loaded(acpi_native_uint table_index) +{ + u8 is_loaded = FALSE; - if (table_desc->next) { - table_desc->next->prev = table_desc->prev; + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (table_index < acpi_gbl_root_table_list.count) { + is_loaded = (u8) + (acpi_gbl_root_table_list.tables[table_index]. + flags & ACPI_TABLE_IS_LOADED); } - /* Free the memory allocated for the table itself */ - - acpi_tb_delete_single_table(table_desc); - - /* Free the owner ID associated with this table */ - - acpi_ut_release_owner_id(&table_desc->owner_id); + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return (is_loaded); +} - /* Free the table descriptor */ +/******************************************************************************* + * + * FUNCTION: acpi_tb_set_table_loaded_flag + * + * PARAMETERS: table_index - Table index + * is_loaded - TRUE if table is loaded, FALSE otherwise + * + * RETURN: None + * + * DESCRIPTION: Sets the table loaded flag to either TRUE or FALSE. + * + ******************************************************************************/ - next_desc = table_desc->next; - ACPI_FREE(table_desc); +void acpi_tb_set_table_loaded_flag(acpi_native_uint table_index, u8 is_loaded) +{ - /* Return pointer to the next descriptor */ + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (table_index < acpi_gbl_root_table_list.count) { + if (is_loaded) { + acpi_gbl_root_table_list.tables[table_index].flags |= + ACPI_TABLE_IS_LOADED; + } else { + acpi_gbl_root_table_list.tables[table_index].flags &= + ~ACPI_TABLE_IS_LOADED; + } + } - return_PTR(next_desc); + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); } diff --git a/drivers/acpi/tables/tbrsdt.c b/drivers/acpi/tables/tbrsdt.c deleted file mode 100644 index 86a5fca9b739..000000000000 --- a/drivers/acpi/tables/tbrsdt.c +++ /dev/null @@ -1,307 +0,0 @@ -/****************************************************************************** - * - * Module Name: tbrsdt - ACPI RSDT table utilities - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2006, R. Byron Moore - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#include <acpi/acpi.h> -#include <acpi/actables.h> - -#define _COMPONENT ACPI_TABLES -ACPI_MODULE_NAME("tbrsdt") - -/******************************************************************************* - * - * FUNCTION: acpi_tb_verify_rsdp - * - * PARAMETERS: Address - RSDP (Pointer to RSDT) - * - * RETURN: Status - * - * DESCRIPTION: Load and validate the RSDP (ptr) and RSDT (table) - * - ******************************************************************************/ -acpi_status acpi_tb_verify_rsdp(struct acpi_pointer *address) -{ - struct acpi_table_desc table_info; - acpi_status status; - struct rsdp_descriptor *rsdp; - - ACPI_FUNCTION_TRACE(tb_verify_rsdp); - - switch (address->pointer_type) { - case ACPI_LOGICAL_POINTER: - - rsdp = address->pointer.logical; - break; - - case ACPI_PHYSICAL_POINTER: - /* - * Obtain access to the RSDP structure - */ - status = acpi_os_map_memory(address->pointer.physical, - sizeof(struct rsdp_descriptor), - ACPI_CAST_PTR(void, &rsdp)); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - break; - - default: - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Verify RSDP signature and checksum */ - - status = acpi_tb_validate_rsdp(rsdp); - if (ACPI_FAILURE(status)) { - goto cleanup; - } - - /* RSDP is ok. Init the table info */ - - table_info.pointer = ACPI_CAST_PTR(struct acpi_table_header, rsdp); - table_info.length = sizeof(struct rsdp_descriptor); - - if (address->pointer_type == ACPI_PHYSICAL_POINTER) { - table_info.allocation = ACPI_MEM_MAPPED; - } else { - table_info.allocation = ACPI_MEM_NOT_ALLOCATED; - } - - /* Save the table pointers and allocation info */ - - status = acpi_tb_init_table_descriptor(ACPI_TABLE_ID_RSDP, &table_info); - if (ACPI_FAILURE(status)) { - goto cleanup; - } - - /* Save the RSDP in a global for easy access */ - - acpi_gbl_RSDP = - ACPI_CAST_PTR(struct rsdp_descriptor, table_info.pointer); - return_ACPI_STATUS(status); - - /* Error exit */ - cleanup: - - if (acpi_gbl_table_flags & ACPI_PHYSICAL_POINTER) { - acpi_os_unmap_memory(rsdp, sizeof(struct rsdp_descriptor)); - } - return_ACPI_STATUS(status); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_rsdt_address - * - * PARAMETERS: out_address - Where the address is returned - * - * RETURN: None, Address - * - * DESCRIPTION: Extract the address of either the RSDT or XSDT, depending on the - * version of the RSDP and whether the XSDT pointer is valid - * - ******************************************************************************/ - -void acpi_tb_get_rsdt_address(struct acpi_pointer *out_address) -{ - - ACPI_FUNCTION_ENTRY(); - - out_address->pointer_type = - acpi_gbl_table_flags | ACPI_LOGICAL_ADDRESSING; - - /* Use XSDT if it is present */ - - if ((acpi_gbl_RSDP->revision >= 2) && - acpi_gbl_RSDP->xsdt_physical_address) { - out_address->pointer.value = - acpi_gbl_RSDP->xsdt_physical_address; - acpi_gbl_root_table_type = ACPI_TABLE_TYPE_XSDT; - } else { - /* No XSDT, use the RSDT */ - - out_address->pointer.value = - acpi_gbl_RSDP->rsdt_physical_address; - acpi_gbl_root_table_type = ACPI_TABLE_TYPE_RSDT; - } -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_validate_rsdt - * - * PARAMETERS: table_ptr - Addressable pointer to the RSDT. - * - * RETURN: Status - * - * DESCRIPTION: Validate signature for the RSDT or XSDT - * - ******************************************************************************/ - -acpi_status acpi_tb_validate_rsdt(struct acpi_table_header *table_ptr) -{ - char *signature; - - ACPI_FUNCTION_ENTRY(); - - /* Validate minimum length */ - - if (table_ptr->length < sizeof(struct acpi_table_header)) { - ACPI_ERROR((AE_INFO, - "RSDT/XSDT length (%X) is smaller than minimum (%zX)", - table_ptr->length, - sizeof(struct acpi_table_header))); - - return (AE_INVALID_TABLE_LENGTH); - } - - /* Search for appropriate signature, RSDT or XSDT */ - - if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { - signature = RSDT_SIG; - } else { - signature = XSDT_SIG; - } - - if (!ACPI_COMPARE_NAME(table_ptr->signature, signature)) { - - /* Invalid RSDT or XSDT signature */ - - ACPI_ERROR((AE_INFO, - "Invalid signature where RSDP indicates RSDT/XSDT should be located. RSDP:")); - - ACPI_DUMP_BUFFER(acpi_gbl_RSDP, 20); - - ACPI_ERROR((AE_INFO, - "RSDT/XSDT signature at %X is invalid", - acpi_gbl_RSDP->rsdt_physical_address)); - - if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { - ACPI_ERROR((AE_INFO, "Looking for RSDT")); - } else { - ACPI_ERROR((AE_INFO, "Looking for XSDT")); - } - - ACPI_DUMP_BUFFER(ACPI_CAST_PTR(char, table_ptr), 48); - return (AE_BAD_SIGNATURE); - } - - return (AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_tb_get_table_rsdt - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Load and validate the RSDP (ptr) and RSDT (table) - * - ******************************************************************************/ - -acpi_status acpi_tb_get_table_rsdt(void) -{ - struct acpi_table_desc table_info; - acpi_status status; - struct acpi_pointer address; - - ACPI_FUNCTION_TRACE(tb_get_table_rsdt); - - /* Get the RSDT/XSDT via the RSDP */ - - acpi_tb_get_rsdt_address(&address); - - table_info.type = ACPI_TABLE_ID_XSDT; - status = acpi_tb_get_table(&address, &table_info); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not get the RSDT/XSDT")); - return_ACPI_STATUS(status); - } - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "RSDP located at %p, points to RSDT physical=%8.8X%8.8X\n", - acpi_gbl_RSDP, - ACPI_FORMAT_UINT64(address.pointer.value))); - - /* Check the RSDT or XSDT signature */ - - status = acpi_tb_validate_rsdt(table_info.pointer); - if (ACPI_FAILURE(status)) { - goto error_cleanup; - } - - /* Get the number of tables defined in the RSDT or XSDT */ - - acpi_gbl_rsdt_table_count = acpi_tb_get_table_count(acpi_gbl_RSDP, - table_info.pointer); - - /* Convert and/or copy to an XSDT structure */ - - status = acpi_tb_convert_to_xsdt(&table_info); - if (ACPI_FAILURE(status)) { - goto error_cleanup; - } - - /* Save the table pointers and allocation info */ - - status = acpi_tb_init_table_descriptor(ACPI_TABLE_ID_XSDT, &table_info); - if (ACPI_FAILURE(status)) { - goto error_cleanup; - } - - acpi_gbl_XSDT = - ACPI_CAST_PTR(struct xsdt_descriptor, table_info.pointer); - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "XSDT located at %p\n", acpi_gbl_XSDT)); - return_ACPI_STATUS(status); - - error_cleanup: - - /* Free table allocated by acpi_tb_get_table */ - - acpi_tb_delete_single_table(&table_info); - - return_ACPI_STATUS(status); -} diff --git a/drivers/acpi/tables/tbutils.c b/drivers/acpi/tables/tbutils.c index 209a401801e3..4a2f99e2fc44 100644 --- a/drivers/acpi/tables/tbutils.c +++ b/drivers/acpi/tables/tbutils.c @@ -1,11 +1,11 @@ /****************************************************************************** * - * Module Name: tbutils - Table manipulation utilities + * Module Name: tbutils - table utilities * *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -48,137 +48,119 @@ ACPI_MODULE_NAME("tbutils") /* Local prototypes */ -#ifdef ACPI_OBSOLETE_FUNCTIONS -acpi_status -acpi_tb_handle_to_object(u16 table_id, struct acpi_table_desc **table_desc); -#endif +static acpi_physical_address +acpi_tb_get_root_table_entry(u8 * table_entry, + acpi_native_uint table_entry_size); /******************************************************************************* * - * FUNCTION: acpi_tb_is_table_installed - * - * PARAMETERS: new_table_desc - Descriptor for new table being installed + * FUNCTION: acpi_tb_tables_loaded * - * RETURN: Status - AE_ALREADY_EXISTS if the table is already installed + * PARAMETERS: None * - * DESCRIPTION: Determine if an ACPI table is already installed + * RETURN: TRUE if required ACPI tables are loaded * - * MUTEX: Table data structures should be locked + * DESCRIPTION: Determine if the minimum required ACPI tables are present + * (FADT, FACS, DSDT) * ******************************************************************************/ -acpi_status acpi_tb_is_table_installed(struct acpi_table_desc *new_table_desc) +u8 acpi_tb_tables_loaded(void) { - struct acpi_table_desc *table_desc; - - ACPI_FUNCTION_TRACE(tb_is_table_installed); - /* Get the list descriptor and first table descriptor */ - - table_desc = acpi_gbl_table_lists[new_table_desc->type].next; + if (acpi_gbl_root_table_list.count >= 3) { + return (TRUE); + } - /* Examine all installed tables of this type */ + return (FALSE); +} - while (table_desc) { - /* - * If the table lengths match, perform a full bytewise compare. This - * means that we will allow tables with duplicate oem_table_id(s), as - * long as the tables are different in some way. - * - * Checking if the table has been loaded into the namespace means that - * we don't check for duplicate tables during the initial installation - * of tables within the RSDT/XSDT. - */ - if ((table_desc->loaded_into_namespace) && - (table_desc->pointer->length == - new_table_desc->pointer->length) - && - (!ACPI_MEMCMP - (table_desc->pointer, new_table_desc->pointer, - new_table_desc->pointer->length))) { - - /* Match: this table is already installed */ - - ACPI_DEBUG_PRINT((ACPI_DB_TABLES, - "Table [%4.4s] already installed: Rev %X OemTableId [%8.8s]\n", - new_table_desc->pointer->signature, - new_table_desc->pointer->revision, - new_table_desc->pointer-> - oem_table_id)); - - new_table_desc->owner_id = table_desc->owner_id; - new_table_desc->installed_desc = table_desc; - - return_ACPI_STATUS(AE_ALREADY_EXISTS); - } +/******************************************************************************* + * + * FUNCTION: acpi_tb_print_table_header + * + * PARAMETERS: Address - Table physical address + * Header - Table header + * + * RETURN: None + * + * DESCRIPTION: Print an ACPI table header. Special cases for FACS and RSDP. + * + ******************************************************************************/ - /* Get next table on the list */ +void +acpi_tb_print_table_header(acpi_physical_address address, + struct acpi_table_header *header) +{ - table_desc = table_desc->next; + if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_FACS)) { + + /* FACS only has signature and length fields of common table header */ + + ACPI_INFO((AE_INFO, "%4.4s @ 0x%p/0x%04X", + header->signature, ACPI_CAST_PTR(void, address), + header->length)); + } else if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_RSDP)) { + + /* RSDP has no common fields */ + + ACPI_INFO((AE_INFO, "RSDP @ 0x%p/0x%04X (v%3.3d %6.6s)", + ACPI_CAST_PTR(void, address), + (ACPI_CAST_PTR(struct acpi_table_rsdp, header)-> + revision > + 0) ? ACPI_CAST_PTR(struct acpi_table_rsdp, + header)->length : 20, + ACPI_CAST_PTR(struct acpi_table_rsdp, + header)->revision, + ACPI_CAST_PTR(struct acpi_table_rsdp, + header)->oem_id)); + } else { + /* Standard ACPI table with full common header */ + + ACPI_INFO((AE_INFO, + "%4.4s @ 0x%p/0x%04X (v%3.3d %6.6s %8.8s 0x%08X %4.4s 0x%08X)", + header->signature, ACPI_CAST_PTR(void, address), + header->length, header->revision, header->oem_id, + header->oem_table_id, header->oem_revision, + header->asl_compiler_id, + header->asl_compiler_revision)); } - - return_ACPI_STATUS(AE_OK); } /******************************************************************************* * - * FUNCTION: acpi_tb_validate_table_header + * FUNCTION: acpi_tb_validate_checksum * - * PARAMETERS: table_header - Logical pointer to the table + * PARAMETERS: Table - ACPI table to verify + * Length - Length of entire table * * RETURN: Status * - * DESCRIPTION: Check an ACPI table header for validity - * - * NOTE: Table pointers are validated as follows: - * 1) Table pointer must point to valid physical memory - * 2) Signature must be 4 ASCII chars, even if we don't recognize the - * name - * 3) Table must be readable for length specified in the header - * 4) Table checksum must be valid (with the exception of the FACS - * which has no checksum because it contains variable fields) + * DESCRIPTION: Verifies that the table checksums to zero. Optionally returns + * exception on bad checksum. * ******************************************************************************/ -acpi_status -acpi_tb_validate_table_header(struct acpi_table_header *table_header) +acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length) { - acpi_name signature; - - ACPI_FUNCTION_ENTRY(); - - /* Verify that this is a valid address */ - - if (!acpi_os_readable(table_header, sizeof(struct acpi_table_header))) { - ACPI_ERROR((AE_INFO, - "Cannot read table header at %p", table_header)); - - return (AE_BAD_ADDRESS); - } + u8 checksum; - /* Ensure that the signature is 4 ASCII characters */ + /* Compute the checksum on the table */ - ACPI_MOVE_32_TO_32(&signature, table_header->signature); - if (!acpi_ut_valid_acpi_name(signature)) { - ACPI_ERROR((AE_INFO, "Invalid table signature 0x%8.8X", - signature)); + checksum = acpi_tb_checksum(ACPI_CAST_PTR(u8, table), length); - ACPI_DUMP_BUFFER(table_header, - sizeof(struct acpi_table_header)); - return (AE_BAD_SIGNATURE); - } + /* Checksum ok? (should be zero) */ - /* Validate the table length */ + if (checksum) { + ACPI_WARNING((AE_INFO, + "Incorrect checksum in table [%4.4s] - %2.2X, should be %2.2X", + table->signature, table->checksum, + (u8) (table->checksum - checksum))); - if (table_header->length < sizeof(struct acpi_table_header)) { - ACPI_ERROR((AE_INFO, - "Invalid length 0x%X in table with signature %4.4s", - (u32) table_header->length, - ACPI_CAST_PTR(char, &signature))); +#if (ACPI_CHECKSUM_ABORT) - ACPI_DUMP_BUFFER(table_header, - sizeof(struct acpi_table_header)); - return (AE_BAD_HEADER); + return (AE_BAD_CHECKSUM); +#endif } return (AE_OK); @@ -186,157 +168,320 @@ acpi_tb_validate_table_header(struct acpi_table_header *table_header) /******************************************************************************* * - * FUNCTION: acpi_tb_sum_table + * FUNCTION: acpi_tb_checksum * - * PARAMETERS: Buffer - Buffer to sum - * Length - Size of the buffer + * PARAMETERS: Buffer - Pointer to memory region to be checked + * Length - Length of this memory region * - * RETURN: 8 bit sum of buffer + * RETURN: Checksum (u8) * - * DESCRIPTION: Computes an 8 bit sum of the buffer(length) and returns it. + * DESCRIPTION: Calculates circular checksum of memory region. * ******************************************************************************/ -u8 acpi_tb_sum_table(void *buffer, u32 length) +u8 acpi_tb_checksum(u8 * buffer, acpi_native_uint length) { - acpi_native_uint i; u8 sum = 0; + u8 *end = buffer + length; - if (!buffer || !length) { - return (0); + while (buffer < end) { + sum = (u8) (sum + *(buffer++)); } - for (i = 0; i < length; i++) { - sum = (u8) (sum + ((u8 *) buffer)[i]); - } - return (sum); + return sum; } /******************************************************************************* * - * FUNCTION: acpi_tb_generate_checksum + * FUNCTION: acpi_tb_install_table * - * PARAMETERS: Table - Pointer to a valid ACPI table (with a - * standard ACPI header) + * PARAMETERS: Address - Physical address of DSDT or FACS + * Flags - Flags + * Signature - Table signature, NULL if no need to + * match + * table_index - Index into root table array * - * RETURN: 8 bit checksum of buffer + * RETURN: None * - * DESCRIPTION: Computes an 8 bit checksum of the table. + * DESCRIPTION: Install an ACPI table into the global data structure. * ******************************************************************************/ -u8 acpi_tb_generate_checksum(struct acpi_table_header * table) +void +acpi_tb_install_table(acpi_physical_address address, + u8 flags, char *signature, acpi_native_uint table_index) { - u8 checksum; + struct acpi_table_header *table; + + if (!address) { + ACPI_ERROR((AE_INFO, + "Null physical address for ACPI table [%s]", + signature)); + return; + } + + /* Map just the table header */ + + table = acpi_os_map_memory(address, sizeof(struct acpi_table_header)); + if (!table) { + return; + } + + /* If a particular signature is expected, signature must match */ + + if (signature && !ACPI_COMPARE_NAME(table->signature, signature)) { + ACPI_ERROR((AE_INFO, + "Invalid signature 0x%X for ACPI table [%s]", + *ACPI_CAST_PTR(u32, table->signature), signature)); + goto unmap_and_exit; + } - /* Sum the entire table as-is */ + /* Initialize the table entry */ - checksum = acpi_tb_sum_table(table, table->length); + acpi_gbl_root_table_list.tables[table_index].address = address; + acpi_gbl_root_table_list.tables[table_index].length = table->length; + acpi_gbl_root_table_list.tables[table_index].flags = flags; - /* Subtract off the existing checksum value in the table */ + ACPI_MOVE_32_TO_32(& + (acpi_gbl_root_table_list.tables[table_index]. + signature), table->signature); - checksum = (u8) (checksum - table->checksum); + acpi_tb_print_table_header(address, table); - /* Compute the final checksum */ + if (table_index == ACPI_TABLE_INDEX_DSDT) { - checksum = (u8) (0 - checksum); - return (checksum); + /* Global integer width is based upon revision of the DSDT */ + + acpi_ut_set_integer_width(table->revision); + } + + unmap_and_exit: + acpi_os_unmap_memory(table, sizeof(struct acpi_table_header)); } /******************************************************************************* * - * FUNCTION: acpi_tb_set_checksum + * FUNCTION: acpi_tb_get_root_table_entry * - * PARAMETERS: Table - Pointer to a valid ACPI table (with a - * standard ACPI header) + * PARAMETERS: table_entry - Pointer to the RSDT/XSDT table entry + * table_entry_size - sizeof 32 or 64 (RSDT or XSDT) * - * RETURN: None. Sets the table checksum field + * RETURN: Physical address extracted from the root table * - * DESCRIPTION: Computes an 8 bit checksum of the table and inserts the - * checksum into the table header. + * DESCRIPTION: Get one root table entry. Handles 32-bit and 64-bit cases on + * both 32-bit and 64-bit platforms + * + * NOTE: acpi_physical_address is 32-bit on 32-bit platforms, 64-bit on + * 64-bit platforms. * ******************************************************************************/ -void acpi_tb_set_checksum(struct acpi_table_header *table) +static acpi_physical_address +acpi_tb_get_root_table_entry(u8 * table_entry, + acpi_native_uint table_entry_size) { + u64 address64; + + /* + * Get the table physical address (32-bit for RSDT, 64-bit for XSDT): + * Note: Addresses are 32-bit aligned (not 64) in both RSDT and XSDT + */ + if (table_entry_size == sizeof(u32)) { + /* + * 32-bit platform, RSDT: Return 32-bit table entry + * 64-bit platform, RSDT: Expand 32-bit to 64-bit and return + */ + return ((acpi_physical_address) + (*ACPI_CAST_PTR(u32, table_entry))); + } else { + /* + * 32-bit platform, XSDT: Truncate 64-bit to 32-bit and return + * 64-bit platform, XSDT: Move (unaligned) 64-bit to local, return 64-bit + */ + ACPI_MOVE_64_TO_64(&address64, table_entry); - table->checksum = acpi_tb_generate_checksum(table); +#if ACPI_MACHINE_WIDTH == 32 + if (address64 > ACPI_UINT32_MAX) { + + /* Will truncate 64-bit address to 32 bits, issue warning */ + + ACPI_WARNING((AE_INFO, + "64-bit Physical Address in XSDT is too large (%8.8X%8.8X), truncating", + ACPI_FORMAT_UINT64(address64))); + } +#endif + return ((acpi_physical_address) (address64)); + } } /******************************************************************************* * - * FUNCTION: acpi_tb_verify_table_checksum + * FUNCTION: acpi_tb_parse_root_table + * + * PARAMETERS: Rsdp - Pointer to the RSDP + * Flags - Flags * - * PARAMETERS: *table_header - ACPI table to verify + * RETURN: Status * - * RETURN: 8 bit checksum of table + * DESCRIPTION: This function is called to parse the Root System Description + * Table (RSDT or XSDT) * - * DESCRIPTION: Generates an 8 bit checksum of table and returns and compares - * it to the existing checksum value. + * NOTE: Tables are mapped (not copied) for efficiency. The FACS must + * be mapped and cannot be copied because it contains the actual + * memory location of the ACPI Global Lock. * ******************************************************************************/ -acpi_status -acpi_tb_verify_table_checksum(struct acpi_table_header *table_header) +acpi_status __init +acpi_tb_parse_root_table(acpi_physical_address rsdp_address, u8 flags) { - u8 checksum; + struct acpi_table_rsdp *rsdp; + acpi_native_uint table_entry_size; + acpi_native_uint i; + u32 table_count; + struct acpi_table_header *table; + acpi_physical_address address; + u32 length; + u8 *table_entry; + acpi_status status; + + ACPI_FUNCTION_TRACE(tb_parse_root_table); + + /* + * Map the entire RSDP and extract the address of the RSDT or XSDT + */ + rsdp = acpi_os_map_memory(rsdp_address, sizeof(struct acpi_table_rsdp)); + if (!rsdp) { + return_ACPI_STATUS(AE_NO_MEMORY); + } - ACPI_FUNCTION_TRACE(tb_verify_table_checksum); + acpi_tb_print_table_header(rsdp_address, + ACPI_CAST_PTR(struct acpi_table_header, + rsdp)); - /* Compute the checksum on the table */ + /* Differentiate between RSDT and XSDT root tables */ - checksum = acpi_tb_generate_checksum(table_header); + if (rsdp->revision > 1 && rsdp->xsdt_physical_address) { + /* + * Root table is an XSDT (64-bit physical addresses). We must use the + * XSDT if the revision is > 1 and the XSDT pointer is present, as per + * the ACPI specification. + */ + address = (acpi_physical_address) rsdp->xsdt_physical_address; + table_entry_size = sizeof(u64); + } else { + /* Root table is an RSDT (32-bit physical addresses) */ - /* Checksum ok? */ + address = (acpi_physical_address) rsdp->rsdt_physical_address; + table_entry_size = sizeof(u32); + } - if (checksum == table_header->checksum) { - return_ACPI_STATUS(AE_OK); + /* + * It is not possible to map more than one entry in some environments, + * so unmap the RSDP here before mapping other tables + */ + acpi_os_unmap_memory(rsdp, sizeof(struct acpi_table_rsdp)); + + /* Map the RSDT/XSDT table header to get the full table length */ + + table = acpi_os_map_memory(address, sizeof(struct acpi_table_header)); + if (!table) { + return_ACPI_STATUS(AE_NO_MEMORY); } - ACPI_WARNING((AE_INFO, - "Incorrect checksum in table [%4.4s] - is %2.2X, should be %2.2X", - table_header->signature, table_header->checksum, - checksum)); + acpi_tb_print_table_header(address, table); - return_ACPI_STATUS(AE_BAD_CHECKSUM); -} + /* Get the length of the full table, verify length and map entire table */ -#ifdef ACPI_OBSOLETE_FUNCTIONS -/******************************************************************************* - * - * FUNCTION: acpi_tb_handle_to_object - * - * PARAMETERS: table_id - Id for which the function is searching - * table_desc - Pointer to return the matching table - * descriptor. - * - * RETURN: Search the tables to find one with a matching table_id and - * return a pointer to that table descriptor. - * - ******************************************************************************/ + length = table->length; + acpi_os_unmap_memory(table, sizeof(struct acpi_table_header)); -acpi_status -acpi_tb_handle_to_object(u16 table_id, - struct acpi_table_desc **return_table_desc) -{ - u32 i; - struct acpi_table_desc *table_desc; + if (length < sizeof(struct acpi_table_header)) { + ACPI_ERROR((AE_INFO, "Invalid length 0x%X in RSDT/XSDT", + length)); + return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH); + } - ACPI_FUNCTION_NAME(tb_handle_to_object); + table = acpi_os_map_memory(address, length); + if (!table) { + return_ACPI_STATUS(AE_NO_MEMORY); + } + + /* Validate the root table checksum */ + + status = acpi_tb_verify_checksum(table, length); + if (ACPI_FAILURE(status)) { + acpi_os_unmap_memory(table, length); + return_ACPI_STATUS(status); + } - for (i = 0; i < ACPI_TABLE_MAX; i++) { - table_desc = acpi_gbl_table_lists[i].next; - while (table_desc) { - if (table_desc->table_id == table_id) { - *return_table_desc = table_desc; - return (AE_OK); + /* Calculate the number of tables described in the root table */ + + table_count = + (u32) ((table->length - + sizeof(struct acpi_table_header)) / table_entry_size); + + /* + * First two entries in the table array are reserved for the DSDT and FACS, + * which are not actually present in the RSDT/XSDT - they come from the FADT + */ + table_entry = + ACPI_CAST_PTR(u8, table) + sizeof(struct acpi_table_header); + acpi_gbl_root_table_list.count = 2; + + /* + * Initialize the root table array from the RSDT/XSDT + */ + for (i = 0; i < table_count; i++) { + if (acpi_gbl_root_table_list.count >= + acpi_gbl_root_table_list.size) { + + /* There is no more room in the root table array, attempt resize */ + + status = acpi_tb_resize_root_table_list(); + if (ACPI_FAILURE(status)) { + ACPI_WARNING((AE_INFO, + "Truncating %u table entries!", + (unsigned) + (acpi_gbl_root_table_list.size - + acpi_gbl_root_table_list. + count))); + break; } + } + + /* Get the table physical address (32-bit for RSDT, 64-bit for XSDT) */ - table_desc = table_desc->next; + acpi_gbl_root_table_list.tables[acpi_gbl_root_table_list.count]. + address = + acpi_tb_get_root_table_entry(table_entry, table_entry_size); + + table_entry += table_entry_size; + acpi_gbl_root_table_list.count++; + } + + /* + * It is not possible to map more than one entry in some environments, + * so unmap the root table here before mapping other tables + */ + acpi_os_unmap_memory(table, length); + + /* + * Complete the initialization of the root table array by examining + * the header of each table + */ + for (i = 2; i < acpi_gbl_root_table_list.count; i++) { + acpi_tb_install_table(acpi_gbl_root_table_list.tables[i]. + address, flags, NULL, i); + + /* Special case for FADT - get the DSDT and FACS */ + + if (ACPI_COMPARE_NAME + (&acpi_gbl_root_table_list.tables[i].signature, + ACPI_SIG_FADT)) { + acpi_tb_parse_fadt(i, flags); } } - ACPI_ERROR((AE_INFO, "TableId=%X does not exist", table_id)); - return (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_OK); } -#endif diff --git a/drivers/acpi/tables/tbxface.c b/drivers/acpi/tables/tbxface.c index 5ba9303293ad..807978d5381a 100644 --- a/drivers/acpi/tables/tbxface.c +++ b/drivers/acpi/tables/tbxface.c @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -49,80 +49,158 @@ #define _COMPONENT ACPI_TABLES ACPI_MODULE_NAME("tbxface") +/* Local prototypes */ +static acpi_status acpi_tb_load_namespace(void); + /******************************************************************************* * - * FUNCTION: acpi_load_tables + * FUNCTION: acpi_allocate_root_table * - * PARAMETERS: None + * PARAMETERS: initial_table_count - Size of initial_table_array, in number of + * struct acpi_table_desc structures * * RETURN: Status * - * DESCRIPTION: This function is called to load the ACPI tables from the - * provided RSDT + * DESCRIPTION: Allocate a root table array. Used by i_aSL compiler and + * acpi_initialize_tables. * ******************************************************************************/ -acpi_status acpi_load_tables(void) + +acpi_status acpi_allocate_root_table(u32 initial_table_count) { - struct acpi_pointer rsdp_address; - acpi_status status; - ACPI_FUNCTION_TRACE(acpi_load_tables); + acpi_gbl_root_table_list.size = initial_table_count; + acpi_gbl_root_table_list.flags = ACPI_ROOT_ALLOW_RESIZE; - /* Get the RSDP */ + return (acpi_tb_resize_root_table_list()); +} - status = acpi_os_get_root_pointer(ACPI_LOGICAL_ADDRESSING, - &rsdp_address); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, "Could not get the RSDP")); - goto error_exit; - } +/******************************************************************************* + * + * FUNCTION: acpi_initialize_tables + * + * PARAMETERS: initial_table_array - Pointer to an array of pre-allocated + * struct acpi_table_desc structures. If NULL, the + * array is dynamically allocated. + * initial_table_count - Size of initial_table_array, in number of + * struct acpi_table_desc structures + * allow_realloc - Flag to tell Table Manager if resize of + * pre-allocated array is allowed. Ignored + * if initial_table_array is NULL. + * + * RETURN: Status + * + * DESCRIPTION: Initialize the table manager, get the RSDP and RSDT/XSDT. + * + * NOTE: Allows static allocation of the initial table array in order + * to avoid the use of dynamic memory in confined environments + * such as the kernel boot sequence where it may not be available. + * + * If the host OS memory managers are initialized, use NULL for + * initial_table_array, and the table will be dynamically allocated. + * + ******************************************************************************/ - /* Map and validate the RSDP */ +acpi_status __init +acpi_initialize_tables(struct acpi_table_desc * initial_table_array, + u32 initial_table_count, u8 allow_resize) +{ + acpi_physical_address rsdp_address; + acpi_status status; - acpi_gbl_table_flags = rsdp_address.pointer_type; + ACPI_FUNCTION_TRACE(acpi_initialize_tables); - status = acpi_tb_verify_rsdp(&rsdp_address); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, "During RSDP validation")); - goto error_exit; + /* + * Set up the Root Table Array + * Allocate the table array if requested + */ + if (!initial_table_array) { + status = acpi_allocate_root_table(initial_table_count); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + } else { + /* Root Table Array has been statically allocated by the host */ + + ACPI_MEMSET(initial_table_array, 0, + initial_table_count * + sizeof(struct acpi_table_desc)); + + acpi_gbl_root_table_list.tables = initial_table_array; + acpi_gbl_root_table_list.size = initial_table_count; + acpi_gbl_root_table_list.flags = ACPI_ROOT_ORIGIN_UNKNOWN; + if (allow_resize) { + acpi_gbl_root_table_list.flags |= + ACPI_ROOT_ALLOW_RESIZE; + } } - /* Get the RSDT via the RSDP */ + /* Get the address of the RSDP */ - status = acpi_tb_get_table_rsdt(); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, "Could not load RSDT")); - goto error_exit; + rsdp_address = acpi_os_get_root_pointer(); + if (!rsdp_address) { + return_ACPI_STATUS(AE_NOT_FOUND); } - /* Now get the tables needed by this subsystem (FADT, DSDT, etc.) */ + /* + * Get the root table (RSDT or XSDT) and extract all entries to the local + * Root Table Array. This array contains the information of the RSDT/XSDT + * in a common, more useable format. + */ + status = + acpi_tb_parse_root_table(rsdp_address, ACPI_TABLE_ORIGIN_MAPPED); + return_ACPI_STATUS(status); +} - status = acpi_tb_get_required_tables(); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "Could not get all required tables (DSDT/FADT/FACS)")); - goto error_exit; +/******************************************************************************* + * + * FUNCTION: acpi_reallocate_root_table + * + * PARAMETERS: None + * + * RETURN: Status + * + * DESCRIPTION: Reallocate Root Table List into dynamic memory. Copies the + * root list from the previously provided scratch area. Should + * be called once dynamic memory allocation is available in the + * kernel + * + ******************************************************************************/ +acpi_status acpi_reallocate_root_table(void) +{ + struct acpi_table_desc *tables; + acpi_size new_size; + + ACPI_FUNCTION_TRACE(acpi_reallocate_root_table); + + /* + * Only reallocate the root table if the host provided a static buffer + * for the table array in the call to acpi_initialize_tables. + */ + if (acpi_gbl_root_table_list.flags & ACPI_ROOT_ORIGIN_ALLOCATED) { + return_ACPI_STATUS(AE_SUPPORT); } - ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI Tables successfully acquired\n")); + new_size = + (acpi_gbl_root_table_list.count + + ACPI_ROOT_TABLE_SIZE_INCREMENT) * sizeof(struct acpi_table_desc); - /* Load the namespace from the tables */ + /* Create new array and copy the old array */ - status = acpi_ns_load_namespace(); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, "Could not load namespace")); - goto error_exit; + tables = ACPI_ALLOCATE_ZEROED(new_size); + if (!tables) { + return_ACPI_STATUS(AE_NO_MEMORY); } - return_ACPI_STATUS(AE_OK); + ACPI_MEMCPY(tables, acpi_gbl_root_table_list.tables, new_size); - error_exit: - ACPI_EXCEPTION((AE_INFO, status, "Could not load tables")); - return_ACPI_STATUS(status); -} - -ACPI_EXPORT_SYMBOL(acpi_load_tables) + acpi_gbl_root_table_list.size = acpi_gbl_root_table_list.count; + acpi_gbl_root_table_list.tables = tables; + acpi_gbl_root_table_list.flags = + ACPI_ROOT_ORIGIN_ALLOCATED | ACPI_ROOT_ALLOW_RESIZE; + return_ACPI_STATUS(AE_OK); +} /******************************************************************************* * * FUNCTION: acpi_load_table @@ -141,342 +219,405 @@ ACPI_EXPORT_SYMBOL(acpi_load_tables) acpi_status acpi_load_table(struct acpi_table_header *table_ptr) { acpi_status status; - struct acpi_table_desc table_info; - struct acpi_pointer address; - - ACPI_FUNCTION_TRACE(acpi_load_table); - - if (!table_ptr) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Copy the table to a local buffer */ + acpi_native_uint table_index; + struct acpi_table_desc table_desc; - address.pointer_type = ACPI_LOGICAL_POINTER | ACPI_LOGICAL_ADDRESSING; - address.pointer.logical = table_ptr; - - status = acpi_tb_get_table_body(&address, table_ptr, &table_info); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - - /* Check signature for a valid table type */ - - status = acpi_tb_recognize_table(&table_info, ACPI_TABLE_ALL); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } + if (!table_ptr) + return AE_BAD_PARAMETER; - /* Install the new table into the local data structures */ + ACPI_MEMSET(&table_desc, 0, sizeof(struct acpi_table_desc)); + table_desc.pointer = table_ptr; + table_desc.length = table_ptr->length; + table_desc.flags = ACPI_TABLE_ORIGIN_UNKNOWN; - status = acpi_tb_install_table(&table_info); + /* + * Install the new table into the local data structures + */ + status = acpi_tb_add_table(&table_desc, &table_index); if (ACPI_FAILURE(status)) { - if (status == AE_ALREADY_EXISTS) { - - /* Table already exists, no error */ - - status = AE_OK; - } - - /* Free table allocated by acpi_tb_get_table_body */ - - acpi_tb_delete_single_table(&table_info); - return_ACPI_STATUS(status); + return status; } + status = acpi_ns_load_table(table_index, acpi_gbl_root_node); + return status; +} - /* Convert the table to common format if necessary */ - - switch (table_info.type) { - case ACPI_TABLE_ID_FADT: - - status = acpi_tb_convert_table_fadt(); - break; - - case ACPI_TABLE_ID_FACS: +ACPI_EXPORT_SYMBOL(acpi_load_table) - status = acpi_tb_build_common_facs(&table_info); - break; +/****************************************************************************** + * + * FUNCTION: acpi_get_table_header + * + * PARAMETERS: Signature - ACPI signature of needed table + * Instance - Which instance (for SSDTs) + * out_table_header - The pointer to the table header to fill + * + * RETURN: Status and pointer to mapped table header + * + * DESCRIPTION: Finds an ACPI table header. + * + * NOTE: Caller is responsible in unmapping the header with + * acpi_os_unmap_memory + * + *****************************************************************************/ +acpi_status +acpi_get_table_header(char *signature, + acpi_native_uint instance, + struct acpi_table_header *out_table_header) +{ + acpi_native_uint i; + acpi_native_uint j; + struct acpi_table_header *header; - default: - /* Load table into namespace if it contains executable AML */ + /* Parameter validation */ - status = - acpi_ns_load_table(table_info.installed_desc, - acpi_gbl_root_node); - break; + if (!signature || !out_table_header) { + return (AE_BAD_PARAMETER); } - if (ACPI_FAILURE(status)) { + /* + * Walk the root table list + */ + for (i = 0, j = 0; i < acpi_gbl_root_table_list.count; i++) { + if (!ACPI_COMPARE_NAME + (&(acpi_gbl_root_table_list.tables[i].signature), + signature)) { + continue; + } - /* Uninstall table and free the buffer */ + if (++j < instance) { + continue; + } - (void)acpi_tb_uninstall_table(table_info.installed_desc); + if (!acpi_gbl_root_table_list.tables[i].pointer) { + if ((acpi_gbl_root_table_list.tables[i]. + flags & ACPI_TABLE_ORIGIN_MASK) == + ACPI_TABLE_ORIGIN_MAPPED) { + header = + acpi_os_map_memory(acpi_gbl_root_table_list. + tables[i].address, + sizeof(struct + acpi_table_header)); + if (!header) { + return AE_NO_MEMORY; + } + ACPI_MEMCPY(out_table_header, header, + sizeof(struct acpi_table_header)); + acpi_os_unmap_memory(header, + sizeof(struct + acpi_table_header)); + } else { + return AE_NOT_FOUND; + } + } else { + ACPI_MEMCPY(out_table_header, + acpi_gbl_root_table_list.tables[i].pointer, + sizeof(struct acpi_table_header)); + } + return (AE_OK); } - return_ACPI_STATUS(status); + return (AE_NOT_FOUND); } -ACPI_EXPORT_SYMBOL(acpi_load_table) +ACPI_EXPORT_SYMBOL(acpi_get_table_header) -/******************************************************************************* + +/****************************************************************************** * * FUNCTION: acpi_unload_table_id * - * PARAMETERS: table_type - Type of table to be unloaded - * id - Owner ID of the table to be removed. + * PARAMETERS: id - Owner ID of the table to be removed. * * RETURN: Status * * DESCRIPTION: This routine is used to force the unload of a table (by id) * ******************************************************************************/ -acpi_status acpi_unload_table_id(acpi_table_type table_type, acpi_owner_id id) +acpi_status acpi_unload_table_id(acpi_owner_id id) { - struct acpi_table_desc *table_desc; - acpi_status status; + int i; + acpi_status status = AE_NOT_EXIST; ACPI_FUNCTION_TRACE(acpi_unload_table); - /* Parameter validation */ - if (table_type > ACPI_TABLE_ID_MAX) - return_ACPI_STATUS(AE_BAD_PARAMETER); - /* Find table from the requested type list */ - table_desc = acpi_gbl_table_lists[table_type].next; - while (table_desc && table_desc->owner_id != id) - table_desc = table_desc->next; - - if (!table_desc) - return_ACPI_STATUS(AE_NOT_EXIST); - - /* - * Delete all namespace objects owned by this table. Note that these - * objects can appear anywhere in the namespace by virtue of the AML - * "Scope" operator. Thus, we need to track ownership by an ID, not - * simply a position within the hierarchy - */ - acpi_ns_delete_namespace_by_owner(table_desc->owner_id); - - status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES); - if (ACPI_FAILURE(status)) - return_ACPI_STATUS(status); - - (void)acpi_tb_uninstall_table(table_desc); - - (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); - - return_ACPI_STATUS(AE_OK); + for (i = 0; i < acpi_gbl_root_table_list.count; ++i) { + if (id != acpi_gbl_root_table_list.tables[i].owner_id) { + continue; + } + /* + * Delete all namespace objects owned by this table. Note that these + * objects can appear anywhere in the namespace by virtue of the AML + * "Scope" operator. Thus, we need to track ownership by an ID, not + * simply a position within the hierarchy + */ + acpi_tb_delete_namespace_by_owner(i); + acpi_tb_release_owner_id(i); + acpi_tb_set_table_loaded_flag(i, FALSE); + } + return_ACPI_STATUS(status); } ACPI_EXPORT_SYMBOL(acpi_unload_table_id) -#ifdef ACPI_FUTURE_USAGE /******************************************************************************* * - * FUNCTION: acpi_unload_table + * FUNCTION: acpi_get_table * - * PARAMETERS: table_type - Type of table to be unloaded + * PARAMETERS: Signature - ACPI signature of needed table + * Instance - Which instance (for SSDTs) + * out_table - Where the pointer to the table is returned * - * RETURN: Status + * RETURN: Status and pointer to table * - * DESCRIPTION: This routine is used to force the unload of a table + * DESCRIPTION: Finds and verifies an ACPI table. * - ******************************************************************************/ -acpi_status acpi_unload_table(acpi_table_type table_type) + *****************************************************************************/ +acpi_status +acpi_get_table(char *signature, + acpi_native_uint instance, struct acpi_table_header ** out_table) { - struct acpi_table_desc *table_desc; - - ACPI_FUNCTION_TRACE(acpi_unload_table); + acpi_native_uint i; + acpi_native_uint j; + acpi_status status; /* Parameter validation */ - if (table_type > ACPI_TABLE_ID_MAX) { - return_ACPI_STATUS(AE_BAD_PARAMETER); + if (!signature || !out_table) { + return (AE_BAD_PARAMETER); } - /* Find all tables of the requested type */ + /* + * Walk the root table list + */ + for (i = 0, j = 0; i < acpi_gbl_root_table_list.count; i++) { + if (!ACPI_COMPARE_NAME + (&(acpi_gbl_root_table_list.tables[i].signature), + signature)) { + continue; + } - table_desc = acpi_gbl_table_lists[table_type].next; - if (!table_desc) { - return_ACPI_STATUS(AE_NOT_EXIST); - } + if (++j < instance) { + continue; + } - while (table_desc) { - /* - * Delete all namespace objects owned by this table. Note that these - * objects can appear anywhere in the namespace by virtue of the AML - * "Scope" operator. Thus, we need to track ownership by an ID, not - * simply a position within the hierarchy - */ - acpi_ns_delete_namespace_by_owner(table_desc->owner_id); - table_desc = table_desc->next; - } + status = + acpi_tb_verify_table(&acpi_gbl_root_table_list.tables[i]); + if (ACPI_SUCCESS(status)) { + *out_table = acpi_gbl_root_table_list.tables[i].pointer; + } - /* Delete (or unmap) all tables of this type */ + if (!acpi_gbl_permanent_mmap) { + acpi_gbl_root_table_list.tables[i].pointer = 0; + } - acpi_tb_delete_tables_by_type(table_type); - return_ACPI_STATUS(AE_OK); + return (status); + } + + return (AE_NOT_FOUND); } -ACPI_EXPORT_SYMBOL(acpi_unload_table) +ACPI_EXPORT_SYMBOL(acpi_get_table) /******************************************************************************* * - * FUNCTION: acpi_get_table_header + * FUNCTION: acpi_get_table_by_index * - * PARAMETERS: table_type - one of the defined table types - * Instance - the non zero instance of the table, allows - * support for multiple tables of the same type - * see acpi_gbl_acpi_table_flag - * out_table_header - pointer to the struct acpi_table_header if successful + * PARAMETERS: table_index - Table index + * Table - Where the pointer to the table is returned * - * DESCRIPTION: This function is called to get an ACPI table header. The caller - * supplies an pointer to a data area sufficient to contain an ACPI - * struct acpi_table_header structure. + * RETURN: Status and pointer to the table * - * The header contains a length field that can be used to determine - * the size of the buffer needed to contain the entire table. This - * function is not valid for the RSD PTR table since it does not - * have a standard header and is fixed length. + * DESCRIPTION: Obtain a table by an index into the global table list. * ******************************************************************************/ acpi_status -acpi_get_table_header(acpi_table_type table_type, - u32 instance, struct acpi_table_header *out_table_header) +acpi_get_table_by_index(acpi_native_uint table_index, + struct acpi_table_header ** table) { - struct acpi_table_header *tbl_ptr; acpi_status status; - ACPI_FUNCTION_TRACE(acpi_get_table_header); + ACPI_FUNCTION_TRACE(acpi_get_table_by_index); + + /* Parameter validation */ - if ((instance == 0) || - (table_type == ACPI_TABLE_ID_RSDP) || (!out_table_header)) { + if (!table) { return_ACPI_STATUS(AE_BAD_PARAMETER); } - /* Check the table type and instance */ + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + + /* Validate index */ - if ((table_type > ACPI_TABLE_ID_MAX) || - (ACPI_IS_SINGLE_TABLE(acpi_gbl_table_data[table_type].flags) && - instance > 1)) { + if (table_index >= acpi_gbl_root_table_list.count) { + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); return_ACPI_STATUS(AE_BAD_PARAMETER); } - /* Get a pointer to the entire table */ + if (!acpi_gbl_root_table_list.tables[table_index].pointer) { - status = acpi_tb_get_table_ptr(table_type, instance, &tbl_ptr); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } + /* Table is not mapped, map it */ - /* The function will return a NULL pointer if the table is not loaded */ - - if (tbl_ptr == NULL) { - return_ACPI_STATUS(AE_NOT_EXIST); + status = + acpi_tb_verify_table(&acpi_gbl_root_table_list. + tables[table_index]); + if (ACPI_FAILURE(status)) { + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(status); + } } - /* Copy the header to the caller's buffer */ - - ACPI_MEMCPY(ACPI_CAST_PTR(void, out_table_header), - ACPI_CAST_PTR(void, tbl_ptr), - sizeof(struct acpi_table_header)); - - return_ACPI_STATUS(status); + *table = acpi_gbl_root_table_list.tables[table_index].pointer; + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(AE_OK); } -ACPI_EXPORT_SYMBOL(acpi_get_table_header) -#endif /* ACPI_FUTURE_USAGE */ +ACPI_EXPORT_SYMBOL(acpi_get_table_by_index) /******************************************************************************* * - * FUNCTION: acpi_get_table + * FUNCTION: acpi_tb_load_namespace * - * PARAMETERS: table_type - one of the defined table types - * Instance - the non zero instance of the table, allows - * support for multiple tables of the same type - * see acpi_gbl_acpi_table_flag - * ret_buffer - pointer to a structure containing a buffer to - * receive the table + * PARAMETERS: None * * RETURN: Status * - * DESCRIPTION: This function is called to get an ACPI table. The caller - * supplies an out_buffer large enough to contain the entire ACPI - * table. The caller should call the acpi_get_table_header function - * first to determine the buffer size needed. Upon completion - * the out_buffer->Length field will indicate the number of bytes - * copied into the out_buffer->buf_ptr buffer. This table will be - * a complete table including the header. + * DESCRIPTION: Load the namespace from the DSDT and all SSDTs/PSDTs found in + * the RSDT/XSDT. * ******************************************************************************/ -acpi_status -acpi_get_table(acpi_table_type table_type, - u32 instance, struct acpi_buffer *ret_buffer) +static acpi_status acpi_tb_load_namespace(void) { - struct acpi_table_header *tbl_ptr; acpi_status status; - acpi_size table_length; + struct acpi_table_header *table; + acpi_native_uint i; - ACPI_FUNCTION_TRACE(acpi_get_table); + ACPI_FUNCTION_TRACE(tb_load_namespace); - /* Parameter validation */ + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); - if (instance == 0) { - return_ACPI_STATUS(AE_BAD_PARAMETER); + /* + * Load the namespace. The DSDT is required, but any SSDT and PSDT tables + * are optional. + */ + if (!acpi_gbl_root_table_list.count || + !ACPI_COMPARE_NAME(& + (acpi_gbl_root_table_list. + tables[ACPI_TABLE_INDEX_DSDT].signature), + ACPI_SIG_DSDT) + || + ACPI_FAILURE(acpi_tb_verify_table + (&acpi_gbl_root_table_list. + tables[ACPI_TABLE_INDEX_DSDT]))) { + status = AE_NO_ACPI_TABLES; + goto unlock_and_exit; } - status = acpi_ut_validate_buffer(ret_buffer); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + /* + * Find DSDT table + */ + status = + acpi_os_table_override(acpi_gbl_root_table_list. + tables[ACPI_TABLE_INDEX_DSDT].pointer, + &table); + if (ACPI_SUCCESS(status) && table) { + /* + * DSDT table has been found + */ + acpi_tb_delete_table(&acpi_gbl_root_table_list. + tables[ACPI_TABLE_INDEX_DSDT]); + acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].pointer = + table; + acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].length = + table->length; + acpi_gbl_root_table_list.tables[ACPI_TABLE_INDEX_DSDT].flags = + ACPI_TABLE_ORIGIN_UNKNOWN; + + ACPI_INFO((AE_INFO, "Table DSDT replaced by host OS")); + acpi_tb_print_table_header(0, table); } - /* Check the table type and instance */ + status = + acpi_tb_verify_table(&acpi_gbl_root_table_list. + tables[ACPI_TABLE_INDEX_DSDT]); + if (ACPI_FAILURE(status)) { - if ((table_type > ACPI_TABLE_ID_MAX) || - (ACPI_IS_SINGLE_TABLE(acpi_gbl_table_data[table_type].flags) && - instance > 1)) { - return_ACPI_STATUS(AE_BAD_PARAMETER); + /* A valid DSDT is required */ + + status = AE_NO_ACPI_TABLES; + goto unlock_and_exit; } - /* Get a pointer to the entire table */ + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); - status = acpi_tb_get_table_ptr(table_type, instance, &tbl_ptr); + /* + * Load and parse tables. + */ + status = acpi_ns_load_table(ACPI_TABLE_INDEX_DSDT, acpi_gbl_root_node); if (ACPI_FAILURE(status)) { return_ACPI_STATUS(status); } /* - * acpi_tb_get_table_ptr will return a NULL pointer if the - * table is not loaded. + * Load any SSDT or PSDT tables. Note: Loop leaves tables locked */ - if (tbl_ptr == NULL) { - return_ACPI_STATUS(AE_NOT_EXIST); + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + for (i = 0; i < acpi_gbl_root_table_list.count; ++i) { + if ((!ACPI_COMPARE_NAME + (&(acpi_gbl_root_table_list.tables[i].signature), + ACPI_SIG_SSDT) + && + !ACPI_COMPARE_NAME(& + (acpi_gbl_root_table_list.tables[i]. + signature), ACPI_SIG_PSDT)) + || + ACPI_FAILURE(acpi_tb_verify_table + (&acpi_gbl_root_table_list.tables[i]))) { + continue; + } + + /* Ignore errors while loading tables, get as many as possible */ + + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + (void)acpi_ns_load_table(i, acpi_gbl_root_node); + (void)acpi_ut_acquire_mutex(ACPI_MTX_TABLES); } - /* Get the table length */ + ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI Tables successfully acquired\n")); - if (table_type == ACPI_TABLE_ID_RSDP) { + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(status); +} - /* RSD PTR is the only "table" without a header */ +/******************************************************************************* + * + * FUNCTION: acpi_load_tables + * + * PARAMETERS: None + * + * RETURN: Status + * + * DESCRIPTION: Load the ACPI tables from the RSDT/XSDT + * + ******************************************************************************/ - table_length = sizeof(struct rsdp_descriptor); - } else { - table_length = (acpi_size) tbl_ptr->length; - } +acpi_status acpi_load_tables(void) +{ + acpi_status status; - /* Validate/Allocate/Clear caller buffer */ + ACPI_FUNCTION_TRACE(acpi_load_tables); - status = acpi_ut_initialize_buffer(ret_buffer, table_length); + /* + * Load the namespace from the tables + */ + status = acpi_tb_load_namespace(); if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + ACPI_EXCEPTION((AE_INFO, status, + "While loading namespace from ACPI tables")); } - /* Copy the table to the buffer */ - - ACPI_MEMCPY(ACPI_CAST_PTR(void, ret_buffer->pointer), - ACPI_CAST_PTR(void, tbl_ptr), table_length); - - return_ACPI_STATUS(AE_OK); + return_ACPI_STATUS(status); } -ACPI_EXPORT_SYMBOL(acpi_get_table) +ACPI_EXPORT_SYMBOL(acpi_load_tables) diff --git a/drivers/acpi/tables/tbxfroot.c b/drivers/acpi/tables/tbxfroot.c index da2648bbdbc0..cf8fa514189f 100644 --- a/drivers/acpi/tables/tbxfroot.c +++ b/drivers/acpi/tables/tbxfroot.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -48,16 +48,15 @@ ACPI_MODULE_NAME("tbxfroot") /* Local prototypes */ -static acpi_status -acpi_tb_find_rsdp(struct acpi_table_desc *table_info, u32 flags); - static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length); +static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp); + /******************************************************************************* * * FUNCTION: acpi_tb_validate_rsdp * - * PARAMETERS: Rsdp - Pointer to unvalidated RSDP + * PARAMETERS: Rsdp - Pointer to unvalidated RSDP * * RETURN: Status * @@ -65,14 +64,18 @@ static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length); * ******************************************************************************/ -acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp) +static acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp) { ACPI_FUNCTION_ENTRY(); /* - * The signature and checksum must both be correct + * The signature and checksum must both be correct + * + * Note: Sometimes there exists more than one RSDP in memory; the valid + * RSDP has a valid checksum, all others have an invalid checksum. */ - if (ACPI_STRNCMP((char *)rsdp, RSDP_SIG, sizeof(RSDP_SIG) - 1) != 0) { + if (ACPI_STRNCMP((char *)rsdp, ACPI_SIG_RSDP, sizeof(ACPI_SIG_RSDP) - 1) + != 0) { /* Nope, BAD Signature */ @@ -81,14 +84,14 @@ acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp) /* Check the standard checksum */ - if (acpi_tb_sum_table(rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) { + if (acpi_tb_checksum((u8 *) rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) { return (AE_BAD_CHECKSUM); } /* Check extended checksum if table version >= 2 */ if ((rsdp->revision >= 2) && - (acpi_tb_sum_table(rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) != 0)) { + (acpi_tb_checksum((u8 *) rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) != 0)) { return (AE_BAD_CHECKSUM); } @@ -97,314 +100,123 @@ acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp) /******************************************************************************* * - * FUNCTION: acpi_tb_find_table - * - * PARAMETERS: Signature - String with ACPI table signature - * oem_id - String with the table OEM ID - * oem_table_id - String with the OEM Table ID - * table_ptr - Where the table pointer is returned - * - * RETURN: Status + * FUNCTION: acpi_tb_find_rsdp * - * DESCRIPTION: Find an ACPI table (in the RSDT/XSDT) that matches the - * Signature, OEM ID and OEM Table ID. + * PARAMETERS: table_address - Where the table pointer is returned * - ******************************************************************************/ - -acpi_status -acpi_tb_find_table(char *signature, - char *oem_id, - char *oem_table_id, struct acpi_table_header ** table_ptr) -{ - acpi_status status; - struct acpi_table_header *table; - - ACPI_FUNCTION_TRACE(tb_find_table); - - /* Validate string lengths */ - - if ((ACPI_STRLEN(signature) > ACPI_NAME_SIZE) || - (ACPI_STRLEN(oem_id) > sizeof(table->oem_id)) || - (ACPI_STRLEN(oem_table_id) > sizeof(table->oem_table_id))) { - return_ACPI_STATUS(AE_AML_STRING_LIMIT); - } - - if (ACPI_COMPARE_NAME(signature, DSDT_SIG)) { - /* - * The DSDT pointer is contained in the FADT, not the RSDT. - * This code should suffice, because the only code that would perform - * a "find" on the DSDT is the data_table_region() AML opcode -- in - * which case, the DSDT is guaranteed to be already loaded. - * If this becomes insufficient, the FADT will have to be found first. - */ - if (!acpi_gbl_DSDT) { - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - table = acpi_gbl_DSDT; - } else { - /* Find the table */ - - status = acpi_get_firmware_table(signature, 1, - ACPI_LOGICAL_ADDRESSING, - &table); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - } - - /* Check oem_id and oem_table_id */ - - if ((oem_id[0] && - ACPI_STRNCMP(oem_id, table->oem_id, - sizeof(table->oem_id))) || - (oem_table_id[0] && - ACPI_STRNCMP(oem_table_id, table->oem_table_id, - sizeof(table->oem_table_id)))) { - return_ACPI_STATUS(AE_AML_NAME_NOT_FOUND); - } - - ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "Found table [%4.4s]\n", - table->signature)); - - *table_ptr = table; - return_ACPI_STATUS(AE_OK); -} - -/******************************************************************************* - * - * FUNCTION: acpi_get_firmware_table + * RETURN: Status, RSDP physical address * - * PARAMETERS: Signature - Any ACPI table signature - * Instance - the non zero instance of the table, allows - * support for multiple tables of the same type - * Flags - Physical/Virtual support - * table_pointer - Where a buffer containing the table is - * returned + * DESCRIPTION: Search lower 1_mbyte of memory for the root system descriptor + * pointer structure. If it is found, set *RSDP to point to it. * - * RETURN: Status + * NOTE1: The RSDP must be either in the first 1_k of the Extended + * BIOS Data Area or between E0000 and FFFFF (From ACPI Spec.) + * Only a 32-bit physical address is necessary. * - * DESCRIPTION: This function is called to get an ACPI table. A buffer is - * allocated for the table and returned in table_pointer. - * This table will be a complete table including the header. + * NOTE2: This function is always available, regardless of the + * initialization state of the rest of ACPI. * ******************************************************************************/ -acpi_status -acpi_get_firmware_table(acpi_string signature, - u32 instance, - u32 flags, struct acpi_table_header **table_pointer) +acpi_status acpi_find_root_pointer(acpi_native_uint * table_address) { - acpi_status status; - struct acpi_pointer address; - struct acpi_table_header *header = NULL; - struct acpi_table_desc *table_info = NULL; - struct acpi_table_desc *rsdt_info; - u32 table_count; - u32 i; - u32 j; - - ACPI_FUNCTION_TRACE(acpi_get_firmware_table); - - /* - * Ensure that at least the table manager is initialized. We don't - * require that the entire ACPI subsystem is up for this interface. - * If we have a buffer, we must have a length too - */ - if ((instance == 0) || (!signature) || (!table_pointer)) { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* Ensure that we have a RSDP */ - - if (!acpi_gbl_RSDP) { - - /* Get the RSDP */ - - status = acpi_os_get_root_pointer(flags, &address); - if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "RSDP not found\n")); - return_ACPI_STATUS(AE_NO_ACPI_TABLES); - } - - /* Map and validate the RSDP */ - - if ((flags & ACPI_MEMORY_MODE) == ACPI_LOGICAL_ADDRESSING) { - status = acpi_os_map_memory(address.pointer.physical, - sizeof(struct - rsdp_descriptor), - (void *)&acpi_gbl_RSDP); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - } else { - acpi_gbl_RSDP = address.pointer.logical; - } - - /* The RDSP signature and checksum must both be correct */ - - status = acpi_tb_validate_rsdp(acpi_gbl_RSDP); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - } - - /* Get the RSDT address via the RSDP */ - - acpi_tb_get_rsdt_address(&address); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "RSDP located at %p, RSDT physical=%8.8X%8.8X\n", - acpi_gbl_RSDP, - ACPI_FORMAT_UINT64(address.pointer.value))); + u8 *table_ptr; + u8 *mem_rover; + u32 physical_address; - /* Insert processor_mode flags */ + ACPI_FUNCTION_TRACE(acpi_find_root_pointer); - address.pointer_type |= flags; + /* 1a) Get the location of the Extended BIOS Data Area (EBDA) */ - /* Get and validate the RSDT */ + table_ptr = acpi_os_map_memory((acpi_physical_address) + ACPI_EBDA_PTR_LOCATION, + ACPI_EBDA_PTR_LENGTH); + if (!table_ptr) { + ACPI_ERROR((AE_INFO, + "Could not map memory at %8.8X for length %X", + ACPI_EBDA_PTR_LOCATION, ACPI_EBDA_PTR_LENGTH)); - rsdt_info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_table_desc)); - if (!rsdt_info) { return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_tb_get_table(&address, rsdt_info); - if (ACPI_FAILURE(status)) { - goto cleanup; - } - - status = acpi_tb_validate_rsdt(rsdt_info->pointer); - if (ACPI_FAILURE(status)) { - goto cleanup; - } + ACPI_MOVE_16_TO_32(&physical_address, table_ptr); - /* Allocate a scratch table header and table descriptor */ + /* Convert segment part to physical address */ - header = ACPI_ALLOCATE(sizeof(struct acpi_table_header)); - if (!header) { - status = AE_NO_MEMORY; - goto cleanup; - } + physical_address <<= 4; + acpi_os_unmap_memory(table_ptr, ACPI_EBDA_PTR_LENGTH); - table_info = ACPI_ALLOCATE(sizeof(struct acpi_table_desc)); - if (!table_info) { - status = AE_NO_MEMORY; - goto cleanup; - } + /* EBDA present? */ - /* Get the number of table pointers within the RSDT */ - - table_count = - acpi_tb_get_table_count(acpi_gbl_RSDP, rsdt_info->pointer); - address.pointer_type = acpi_gbl_table_flags | flags; - - /* - * Search the RSDT/XSDT for the correct instance of the - * requested table - */ - for (i = 0, j = 0; i < table_count; i++) { + if (physical_address > 0x400) { /* - * Get the next table pointer, handle RSDT vs. XSDT - * RSDT pointers are 32 bits, XSDT pointers are 64 bits + * 1b) Search EBDA paragraphs (EBDA is required to be a + * minimum of 1_k length) */ - if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { - address.pointer.value = - (ACPI_CAST_PTR - (struct rsdt_descriptor, - rsdt_info->pointer))->table_offset_entry[i]; - } else { - address.pointer.value = - (ACPI_CAST_PTR - (struct xsdt_descriptor, - rsdt_info->pointer))->table_offset_entry[i]; - } - - /* Get the table header */ + table_ptr = acpi_os_map_memory((acpi_native_uint) + physical_address, + ACPI_EBDA_WINDOW_SIZE); + if (!table_ptr) { + ACPI_ERROR((AE_INFO, + "Could not map memory at %8.8X for length %X", + physical_address, ACPI_EBDA_WINDOW_SIZE)); - status = acpi_tb_get_table_header(&address, header); - if (ACPI_FAILURE(status)) { - goto cleanup; + return_ACPI_STATUS(AE_NO_MEMORY); } - /* Compare table signatures and table instance */ - - if (ACPI_COMPARE_NAME(header->signature, signature)) { - - /* An instance of the table was found */ + mem_rover = + acpi_tb_scan_memory_for_rsdp(table_ptr, + ACPI_EBDA_WINDOW_SIZE); + acpi_os_unmap_memory(table_ptr, ACPI_EBDA_WINDOW_SIZE); - j++; - if (j >= instance) { + if (mem_rover) { - /* Found the correct instance, get the entire table */ + /* Return the physical address */ - status = - acpi_tb_get_table_body(&address, header, - table_info); - if (ACPI_FAILURE(status)) { - goto cleanup; - } + physical_address += + (u32) ACPI_PTR_DIFF(mem_rover, table_ptr); - *table_pointer = table_info->pointer; - goto cleanup; - } + *table_address = physical_address; + return_ACPI_STATUS(AE_OK); } } - /* Did not find the table */ + /* + * 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh + */ + table_ptr = acpi_os_map_memory((acpi_physical_address) + ACPI_HI_RSDP_WINDOW_BASE, + ACPI_HI_RSDP_WINDOW_SIZE); - status = AE_NOT_EXIST; + if (!table_ptr) { + ACPI_ERROR((AE_INFO, + "Could not map memory at %8.8X for length %X", + ACPI_HI_RSDP_WINDOW_BASE, + ACPI_HI_RSDP_WINDOW_SIZE)); - cleanup: - if (rsdt_info->pointer) { - acpi_os_unmap_memory(rsdt_info->pointer, - (acpi_size) rsdt_info->pointer->length); + return_ACPI_STATUS(AE_NO_MEMORY); } - ACPI_FREE(rsdt_info); - if (header) { - ACPI_FREE(header); - } - if (table_info) { - ACPI_FREE(table_info); - } - return_ACPI_STATUS(status); -} + mem_rover = + acpi_tb_scan_memory_for_rsdp(table_ptr, ACPI_HI_RSDP_WINDOW_SIZE); + acpi_os_unmap_memory(table_ptr, ACPI_HI_RSDP_WINDOW_SIZE); -ACPI_EXPORT_SYMBOL(acpi_get_firmware_table) + if (mem_rover) { -/* TBD: Move to a new file */ -#if ACPI_MACHINE_WIDTH != 16 -/******************************************************************************* - * - * FUNCTION: acpi_find_root_pointer - * - * PARAMETERS: Flags - Logical/Physical addressing - * rsdp_address - Where to place the RSDP address - * - * RETURN: Status, Physical address of the RSDP - * - * DESCRIPTION: Find the RSDP - * - ******************************************************************************/ -acpi_status acpi_find_root_pointer(u32 flags, struct acpi_pointer *rsdp_address) -{ - struct acpi_table_desc table_info; - acpi_status status; - - ACPI_FUNCTION_TRACE(acpi_find_root_pointer); - - /* Get the RSDP */ + /* Return the physical address */ - status = acpi_tb_find_rsdp(&table_info, flags); - if (ACPI_FAILURE(status)) { - ACPI_EXCEPTION((AE_INFO, status, - "RSDP structure not found - Flags=%X", flags)); + physical_address = (u32) + (ACPI_HI_RSDP_WINDOW_BASE + + ACPI_PTR_DIFF(mem_rover, table_ptr)); - return_ACPI_STATUS(AE_NO_ACPI_TABLES); + *table_address = physical_address; + return_ACPI_STATUS(AE_OK); } - rsdp_address->pointer_type = ACPI_PHYSICAL_POINTER; - rsdp_address->pointer.physical = table_info.physical_address; - return_ACPI_STATUS(AE_OK); + /* A valid RSDP was not found */ + + ACPI_ERROR((AE_INFO, "A valid RSDP was not found")); + return_ACPI_STATUS(AE_NOT_FOUND); } ACPI_EXPORT_SYMBOL(acpi_find_root_pointer) @@ -440,7 +252,7 @@ static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length) status = acpi_tb_validate_rsdp(ACPI_CAST_PTR - (struct rsdp_descriptor, mem_rover)); + (struct acpi_table_rsdp, mem_rover)); if (ACPI_SUCCESS(status)) { /* Sig and checksum valid, we have found a real RSDP */ @@ -461,189 +273,3 @@ static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length) start_address)); return_PTR(NULL); } - -/******************************************************************************* - * - * FUNCTION: acpi_tb_find_rsdp - * - * PARAMETERS: table_info - Where the table info is returned - * Flags - Current memory mode (logical vs. - * physical addressing) - * - * RETURN: Status, RSDP physical address - * - * DESCRIPTION: Search lower 1_mbyte of memory for the root system descriptor - * pointer structure. If it is found, set *RSDP to point to it. - * - * NOTE1: The RSDP must be either in the first 1_k of the Extended - * BIOS Data Area or between E0000 and FFFFF (From ACPI Spec.) - * Only a 32-bit physical address is necessary. - * - * NOTE2: This function is always available, regardless of the - * initialization state of the rest of ACPI. - * - ******************************************************************************/ - -static acpi_status -acpi_tb_find_rsdp(struct acpi_table_desc *table_info, u32 flags) -{ - u8 *table_ptr; - u8 *mem_rover; - u32 physical_address; - acpi_status status; - - ACPI_FUNCTION_TRACE(tb_find_rsdp); - - /* - * Scan supports either logical addressing or physical addressing - */ - if ((flags & ACPI_MEMORY_MODE) == ACPI_LOGICAL_ADDRESSING) { - - /* 1a) Get the location of the Extended BIOS Data Area (EBDA) */ - - status = acpi_os_map_memory((acpi_physical_address) - ACPI_EBDA_PTR_LOCATION, - ACPI_EBDA_PTR_LENGTH, - (void *)&table_ptr); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not map memory at %8.8X for length %X", - ACPI_EBDA_PTR_LOCATION, - ACPI_EBDA_PTR_LENGTH)); - - return_ACPI_STATUS(status); - } - - ACPI_MOVE_16_TO_32(&physical_address, table_ptr); - - /* Convert segment part to physical address */ - - physical_address <<= 4; - acpi_os_unmap_memory(table_ptr, ACPI_EBDA_PTR_LENGTH); - - /* EBDA present? */ - - if (physical_address > 0x400) { - /* - * 1b) Search EBDA paragraphs (EBDA is required to be a - * minimum of 1_k length) - */ - status = acpi_os_map_memory((acpi_physical_address) - physical_address, - ACPI_EBDA_WINDOW_SIZE, - (void *)&table_ptr); - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not map memory at %8.8X for length %X", - physical_address, - ACPI_EBDA_WINDOW_SIZE)); - - return_ACPI_STATUS(status); - } - - mem_rover = acpi_tb_scan_memory_for_rsdp(table_ptr, - ACPI_EBDA_WINDOW_SIZE); - acpi_os_unmap_memory(table_ptr, ACPI_EBDA_WINDOW_SIZE); - - if (mem_rover) { - - /* Return the physical address */ - - physical_address += - (u32) ACPI_PTR_DIFF(mem_rover, table_ptr); - - table_info->physical_address = - (acpi_physical_address) physical_address; - return_ACPI_STATUS(AE_OK); - } - } - - /* - * 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh - */ - status = acpi_os_map_memory((acpi_physical_address) - ACPI_HI_RSDP_WINDOW_BASE, - ACPI_HI_RSDP_WINDOW_SIZE, - (void *)&table_ptr); - - if (ACPI_FAILURE(status)) { - ACPI_ERROR((AE_INFO, - "Could not map memory at %8.8X for length %X", - ACPI_HI_RSDP_WINDOW_BASE, - ACPI_HI_RSDP_WINDOW_SIZE)); - - return_ACPI_STATUS(status); - } - - mem_rover = - acpi_tb_scan_memory_for_rsdp(table_ptr, - ACPI_HI_RSDP_WINDOW_SIZE); - acpi_os_unmap_memory(table_ptr, ACPI_HI_RSDP_WINDOW_SIZE); - - if (mem_rover) { - - /* Return the physical address */ - - physical_address = (u32) - (ACPI_HI_RSDP_WINDOW_BASE + - ACPI_PTR_DIFF(mem_rover, table_ptr)); - - table_info->physical_address = - (acpi_physical_address) physical_address; - return_ACPI_STATUS(AE_OK); - } - } - - /* - * Physical addressing - */ - else { - /* 1a) Get the location of the EBDA */ - - ACPI_MOVE_16_TO_32(&physical_address, ACPI_EBDA_PTR_LOCATION); - physical_address <<= 4; /* Convert segment to physical address */ - - /* EBDA present? */ - - if (physical_address > 0x400) { - /* - * 1b) Search EBDA paragraphs (EBDA is required to be a minimum of - * 1_k length) - */ - mem_rover = - acpi_tb_scan_memory_for_rsdp(ACPI_PHYSADDR_TO_PTR - (physical_address), - ACPI_EBDA_WINDOW_SIZE); - if (mem_rover) { - - /* Return the physical address */ - - table_info->physical_address = - ACPI_TO_INTEGER(mem_rover); - return_ACPI_STATUS(AE_OK); - } - } - - /* 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh */ - - mem_rover = - acpi_tb_scan_memory_for_rsdp(ACPI_PHYSADDR_TO_PTR - (ACPI_HI_RSDP_WINDOW_BASE), - ACPI_HI_RSDP_WINDOW_SIZE); - if (mem_rover) { - - /* Found it, return the physical address */ - - table_info->physical_address = - ACPI_TO_INTEGER(mem_rover); - return_ACPI_STATUS(AE_OK); - } - } - - /* A valid RSDP was not found */ - - ACPI_ERROR((AE_INFO, "No valid RSDP was found")); - return_ACPI_STATUS(AE_NOT_FOUND); -} - -#endif diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 40ddb4dd9631..f76d3168c2b2 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -82,7 +82,7 @@ MODULE_PARM_DESC(tzp, "Thermal zone polling frequency, in 1/10 seconds.\n"); static int acpi_thermal_add(struct acpi_device *device); static int acpi_thermal_remove(struct acpi_device *device, int type); -static int acpi_thermal_resume(struct acpi_device *device, int state); +static int acpi_thermal_resume(struct acpi_device *device); static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file); static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file); static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file); @@ -1353,7 +1353,7 @@ static int acpi_thermal_remove(struct acpi_device *device, int type) return 0; } -static int acpi_thermal_resume(struct acpi_device *device, int state) +static int acpi_thermal_resume(struct acpi_device *device) { struct acpi_thermal *tz = NULL; int i; diff --git a/drivers/acpi/utilities/utalloc.c b/drivers/acpi/utilities/utalloc.c index f6cbc0b1bfd0..55a764807499 100644 --- a/drivers/acpi/utilities/utalloc.c +++ b/drivers/acpi/utilities/utalloc.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -42,6 +42,7 @@ */ #include <acpi/acpi.h> +#include <acpi/acdebug.h> #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME("utalloc") @@ -142,6 +143,14 @@ acpi_status acpi_ut_create_caches(void) acpi_status acpi_ut_delete_caches(void) { +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + char buffer[7]; + + if (acpi_gbl_display_final_mem_stats) { + ACPI_STRCPY(buffer, "MEMORY"); + acpi_db_display_statistics(buffer); + } +#endif (void)acpi_os_delete_cache(acpi_gbl_namespace_cache); acpi_gbl_namespace_cache = NULL; diff --git a/drivers/acpi/utilities/utcache.c b/drivers/acpi/utilities/utcache.c index 1a1f8109159c..870f6edeb5f2 100644 --- a/drivers/acpi/utilities/utcache.c +++ b/drivers/acpi/utilities/utcache.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -289,6 +289,14 @@ void *acpi_os_acquire_object(struct acpi_memory_list *cache) ACPI_MEM_TRACKING(cache->total_allocated++); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + if ((cache->total_allocated - cache->total_freed) > + cache->max_occupied) { + cache->max_occupied = + cache->total_allocated - cache->total_freed; + } +#endif + /* Avoid deadlock with ACPI_ALLOCATE_ZEROED */ status = acpi_ut_release_mutex(ACPI_MTX_CACHES); diff --git a/drivers/acpi/utilities/utcopy.c b/drivers/acpi/utilities/utcopy.c index 5e1a80d1bc36..84d529db0a66 100644 --- a/drivers/acpi/utilities/utcopy.c +++ b/drivers/acpi/utilities/utcopy.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -719,6 +719,15 @@ acpi_ut_copy_simple_object(union acpi_operand_object *source_desc, acpi_ut_add_reference(source_desc->reference.object); break; + case ACPI_TYPE_REGION: + /* + * We copied the Region Handler, so we now must add a reference + */ + if (dest_desc->region.handler) { + acpi_ut_add_reference(dest_desc->region.handler); + } + break; + default: /* Nothing to do for other simple objects */ break; diff --git a/drivers/acpi/utilities/utdebug.c b/drivers/acpi/utilities/utdebug.c index 9e9054e155c1..61ad4f2daee2 100644 --- a/drivers/acpi/utilities/utdebug.c +++ b/drivers/acpi/utilities/utdebug.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -181,8 +181,7 @@ acpi_ut_debug_print(u32 requested_debug_level, if (ACPI_LV_THREADS & acpi_dbg_level) { acpi_os_printf ("\n**** Context Switch from TID %lX to TID %lX ****\n\n", - (unsigned long) acpi_gbl_prev_thread_id, - (unsigned long) thread_id); + (unsigned long)acpi_gbl_prev_thread_id, (unsigned long)thread_id); } acpi_gbl_prev_thread_id = thread_id; @@ -195,7 +194,7 @@ acpi_ut_debug_print(u32 requested_debug_level, acpi_os_printf("%8s-%04ld ", module_name, line_number); if (ACPI_LV_THREADS & acpi_dbg_level) { - acpi_os_printf("[%04lX] ", thread_id); + acpi_os_printf("[%04lX] ", (unsigned long)thread_id); } acpi_os_printf("[%02ld] %-22.22s: ", diff --git a/drivers/acpi/utilities/utdelete.c b/drivers/acpi/utilities/utdelete.c index 9d3f1149ba21..f777cebdc46d 100644 --- a/drivers/acpi/utilities/utdelete.c +++ b/drivers/acpi/utilities/utdelete.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -158,16 +158,20 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object) "***** Mutex %p, OS Mutex %p\n", object, object->mutex.os_mutex)); - if (object->mutex.os_mutex != ACPI_GLOBAL_LOCK) { - acpi_ex_unlink_mutex(object); - acpi_os_delete_mutex(object->mutex.os_mutex); - } else { - /* Global Lock "mutex" is actually a counting semaphore */ + if (object->mutex.os_mutex == acpi_gbl_global_lock_mutex) { + + /* Global Lock has extra semaphore */ (void) acpi_os_delete_semaphore (acpi_gbl_global_lock_semaphore); acpi_gbl_global_lock_semaphore = NULL; + + acpi_os_delete_mutex(object->mutex.os_mutex); + acpi_gbl_global_lock_mutex = NULL; + } else { + acpi_ex_unlink_mutex(object); + acpi_os_delete_mutex(object->mutex.os_mutex); } break; diff --git a/drivers/acpi/utilities/uteval.c b/drivers/acpi/utilities/uteval.c index d6d7121583c0..13d5879cd98b 100644 --- a/drivers/acpi/utilities/uteval.c +++ b/drivers/acpi/utilities/uteval.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/utilities/utglobal.c b/drivers/acpi/utilities/utglobal.c index 014030af8b50..af33358a964b 100644 --- a/drivers/acpi/utilities/utglobal.c +++ b/drivers/acpi/utilities/utglobal.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -46,89 +46,9 @@ #include <acpi/acpi.h> #include <acpi/acnamesp.h> +ACPI_EXPORT_SYMBOL(acpi_gbl_FADT) #define _COMPONENT ACPI_UTILITIES -ACPI_MODULE_NAME("utglobal") - -/******************************************************************************* - * - * FUNCTION: acpi_format_exception - * - * PARAMETERS: Status - The acpi_status code to be formatted - * - * RETURN: A string containing the exception text. A valid pointer is - * always returned. - * - * DESCRIPTION: This function translates an ACPI exception into an ASCII string. - * - ******************************************************************************/ -const char *acpi_format_exception(acpi_status status) -{ - acpi_status sub_status; - const char *exception = NULL; - - ACPI_FUNCTION_ENTRY(); - - /* - * Status is composed of two parts, a "type" and an actual code - */ - sub_status = (status & ~AE_CODE_MASK); - - switch (status & AE_CODE_MASK) { - case AE_CODE_ENVIRONMENTAL: - - if (sub_status <= AE_CODE_ENV_MAX) { - exception = acpi_gbl_exception_names_env[sub_status]; - } - break; - - case AE_CODE_PROGRAMMER: - - if (sub_status <= AE_CODE_PGM_MAX) { - exception = - acpi_gbl_exception_names_pgm[sub_status - 1]; - } - break; - - case AE_CODE_ACPI_TABLES: - - if (sub_status <= AE_CODE_TBL_MAX) { - exception = - acpi_gbl_exception_names_tbl[sub_status - 1]; - } - break; - - case AE_CODE_AML: - - if (sub_status <= AE_CODE_AML_MAX) { - exception = - acpi_gbl_exception_names_aml[sub_status - 1]; - } - break; - - case AE_CODE_CONTROL: - - if (sub_status <= AE_CODE_CTRL_MAX) { - exception = - acpi_gbl_exception_names_ctrl[sub_status - 1]; - } - break; - - default: - break; - } - - if (!exception) { - - /* Exception code was not recognized */ - - ACPI_ERROR((AE_INFO, - "Unknown exception code: 0x%8.8X", status)); - - exception = "UNKNOWN_STATUS_CODE"; - } - - return (ACPI_CAST_PTR(const char, exception)); -} + ACPI_MODULE_NAME("utglobal") /******************************************************************************* * @@ -163,8 +83,6 @@ u32 acpi_gbl_startup_flags = 0; u8 acpi_gbl_shutdown = TRUE; -const u8 acpi_gbl_decode_to8bit[8] = { 1, 2, 4, 8, 16, 32, 64, 128 }; - const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = { "\\_S0_", "\\_S1_", @@ -183,10 +101,45 @@ const char *acpi_gbl_highest_dstate_names[4] = { /******************************************************************************* * - * Namespace globals + * FUNCTION: acpi_format_exception + * + * PARAMETERS: Status - The acpi_status code to be formatted + * + * RETURN: A string containing the exception text. A valid pointer is + * always returned. + * + * DESCRIPTION: This function translates an ACPI exception into an ASCII string + * It is here instead of utxface.c so it is always present. * ******************************************************************************/ +const char *acpi_format_exception(acpi_status status) +{ + const char *exception = NULL; + + ACPI_FUNCTION_ENTRY(); + + exception = acpi_ut_validate_exception(status); + if (!exception) { + + /* Exception code was not recognized */ + + ACPI_ERROR((AE_INFO, + "Unknown exception code: 0x%8.8X", status)); + + exception = "UNKNOWN_STATUS_CODE"; + } + + return (ACPI_CAST_PTR(const char, exception)); +} + +ACPI_EXPORT_SYMBOL(acpi_format_exception) + +/******************************************************************************* + * + * Namespace globals + * + ******************************************************************************/ /* * Predefined ACPI Names (Built-in to the Interpreter) * @@ -280,53 +233,6 @@ char acpi_ut_hex_to_ascii_char(acpi_integer integer, u32 position) return (acpi_gbl_hex_to_ascii[(integer >> position) & 0xF]); } -/******************************************************************************* - * - * Table name globals - * - * NOTE: This table includes ONLY the ACPI tables that the subsystem consumes. - * it is NOT an exhaustive list of all possible ACPI tables. All ACPI tables - * that are not used by the subsystem are simply ignored. - * - * Do NOT add any table to this list that is not consumed directly by this - * subsystem (No MADT, ECDT, SBST, etc.) - * - ******************************************************************************/ - -struct acpi_table_list acpi_gbl_table_lists[ACPI_TABLE_ID_MAX + 1]; - -struct acpi_table_support acpi_gbl_table_data[ACPI_TABLE_ID_MAX + 1] = { - /*********** Name, Signature, Global typed pointer Signature size, Type How many allowed?, Contains valid AML? */ - - /* RSDP 0 */ {RSDP_NAME, RSDP_SIG, NULL, sizeof(RSDP_SIG) - 1, - ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE} - , - /* DSDT 1 */ {DSDT_SIG, DSDT_SIG, (void *)&acpi_gbl_DSDT, - sizeof(DSDT_SIG) - 1, - ACPI_TABLE_SECONDARY | ACPI_TABLE_SINGLE | - ACPI_TABLE_EXECUTABLE} - , - /* FADT 2 */ {FADT_SIG, FADT_SIG, (void *)&acpi_gbl_FADT, - sizeof(FADT_SIG) - 1, - ACPI_TABLE_PRIMARY | ACPI_TABLE_SINGLE} - , - /* FACS 3 */ {FACS_SIG, FACS_SIG, (void *)&acpi_gbl_FACS, - sizeof(FACS_SIG) - 1, - ACPI_TABLE_SECONDARY | ACPI_TABLE_SINGLE} - , - /* PSDT 4 */ {PSDT_SIG, PSDT_SIG, NULL, sizeof(PSDT_SIG) - 1, - ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | - ACPI_TABLE_EXECUTABLE} - , - /* SSDT 5 */ {SSDT_SIG, SSDT_SIG, NULL, sizeof(SSDT_SIG) - 1, - ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | - ACPI_TABLE_EXECUTABLE} - , - /* XSDT 6 */ {XSDT_SIG, XSDT_SIG, NULL, sizeof(RSDT_SIG) - 1, - ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE} - , -}; - /****************************************************************************** * * Event and Hardware globals @@ -612,7 +518,7 @@ char *acpi_ut_get_node_name(void *object) /* Name must be a valid ACPI name */ if (!acpi_ut_valid_acpi_name(node->name.integer)) { - node->name.integer = acpi_ut_repair_name(node->name.integer); + node->name.integer = acpi_ut_repair_name(node->name.ascii); } /* Return the name */ @@ -751,13 +657,6 @@ void acpi_ut_init_globals(void) return; } - /* ACPI table structure */ - - for (i = 0; i < (ACPI_TABLE_ID_MAX + 1); i++) { - acpi_gbl_table_lists[i].next = NULL; - acpi_gbl_table_lists[i].count = 0; - } - /* Mutex locked flags */ for (i = 0; i < ACPI_NUM_MUTEX; i++) { @@ -773,6 +672,7 @@ void acpi_ut_init_globals(void) /* GPE support */ + acpi_gpe_count = 0; acpi_gbl_gpe_xrupt_list_head = NULL; acpi_gbl_gpe_fadt_blocks[0] = NULL; acpi_gbl_gpe_fadt_blocks[1] = NULL; @@ -784,25 +684,15 @@ void acpi_ut_init_globals(void) acpi_gbl_exception_handler = NULL; acpi_gbl_init_handler = NULL; - /* Global "typed" ACPI table pointers */ - - acpi_gbl_RSDP = NULL; - acpi_gbl_XSDT = NULL; - acpi_gbl_FACS = NULL; - acpi_gbl_FADT = NULL; - acpi_gbl_DSDT = NULL; - /* Global Lock support */ acpi_gbl_global_lock_semaphore = NULL; + acpi_gbl_global_lock_mutex = NULL; acpi_gbl_global_lock_acquired = FALSE; - acpi_gbl_global_lock_thread_count = 0; acpi_gbl_global_lock_handle = 0; /* Miscellaneous variables */ - acpi_gbl_table_flags = ACPI_PHYSICAL_POINTER; - acpi_gbl_rsdp_original_location = 0; acpi_gbl_cm_single_step = FALSE; acpi_gbl_db_terminate_threads = FALSE; acpi_gbl_shutdown = FALSE; @@ -837,8 +727,13 @@ void acpi_ut_init_globals(void) acpi_gbl_lowest_stack_pointer = ACPI_SIZE_MAX; #endif +#ifdef ACPI_DBG_TRACK_ALLOCATIONS + acpi_gbl_display_final_mem_stats = FALSE; +#endif + return_VOID; } ACPI_EXPORT_SYMBOL(acpi_dbg_level) ACPI_EXPORT_SYMBOL(acpi_dbg_layer) +ACPI_EXPORT_SYMBOL(acpi_gpe_count) diff --git a/drivers/acpi/utilities/utinit.c b/drivers/acpi/utilities/utinit.c index ff76055eb7d6..ad3c0d0a5cf8 100644 --- a/drivers/acpi/utilities/utinit.c +++ b/drivers/acpi/utilities/utinit.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,119 +44,14 @@ #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acevents.h> +#include <acpi/actables.h> #define _COMPONENT ACPI_UTILITIES ACPI_MODULE_NAME("utinit") /* Local prototypes */ -static void -acpi_ut_fadt_register_error(char *register_name, u32 value, u8 offset); - static void acpi_ut_terminate(void); -/******************************************************************************* - * - * FUNCTION: acpi_ut_fadt_register_error - * - * PARAMETERS: register_name - Pointer to string identifying register - * Value - Actual register contents value - * Offset - Byte offset in the FADT - * - * RETURN: AE_BAD_VALUE - * - * DESCRIPTION: Display failure message - * - ******************************************************************************/ - -static void -acpi_ut_fadt_register_error(char *register_name, u32 value, u8 offset) -{ - - ACPI_WARNING((AE_INFO, - "Invalid FADT value %s=%X at offset %X FADT=%p", - register_name, value, offset, acpi_gbl_FADT)); -} - -/****************************************************************************** - * - * FUNCTION: acpi_ut_validate_fadt - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Validate various ACPI registers in the FADT - * - ******************************************************************************/ - -acpi_status acpi_ut_validate_fadt(void) -{ - - /* - * Verify Fixed ACPI Description Table fields, - * but don't abort on any problems, just display error - */ - if (acpi_gbl_FADT->pm1_evt_len < 4) { - acpi_ut_fadt_register_error("PM1_EVT_LEN", - (u32) acpi_gbl_FADT->pm1_evt_len, - ACPI_FADT_OFFSET(pm1_evt_len)); - } - - if (!acpi_gbl_FADT->pm1_cnt_len) { - acpi_ut_fadt_register_error("PM1_CNT_LEN", 0, - ACPI_FADT_OFFSET(pm1_cnt_len)); - } - - if (!acpi_gbl_FADT->xpm1a_evt_blk.address) { - acpi_ut_fadt_register_error("X_PM1a_EVT_BLK", 0, - ACPI_FADT_OFFSET(xpm1a_evt_blk. - address)); - } - - if (!acpi_gbl_FADT->xpm1a_cnt_blk.address) { - acpi_ut_fadt_register_error("X_PM1a_CNT_BLK", 0, - ACPI_FADT_OFFSET(xpm1a_cnt_blk. - address)); - } - - if (!acpi_gbl_FADT->xpm_tmr_blk.address) { - acpi_ut_fadt_register_error("X_PM_TMR_BLK", 0, - ACPI_FADT_OFFSET(xpm_tmr_blk. - address)); - } - - if ((acpi_gbl_FADT->xpm2_cnt_blk.address && - !acpi_gbl_FADT->pm2_cnt_len)) { - acpi_ut_fadt_register_error("PM2_CNT_LEN", - (u32) acpi_gbl_FADT->pm2_cnt_len, - ACPI_FADT_OFFSET(pm2_cnt_len)); - } - - if (acpi_gbl_FADT->pm_tm_len < 4) { - acpi_ut_fadt_register_error("PM_TM_LEN", - (u32) acpi_gbl_FADT->pm_tm_len, - ACPI_FADT_OFFSET(pm_tm_len)); - } - - /* Length of GPE blocks must be a multiple of 2 */ - - if (acpi_gbl_FADT->xgpe0_blk.address && - (acpi_gbl_FADT->gpe0_blk_len & 1)) { - acpi_ut_fadt_register_error("(x)GPE0_BLK_LEN", - (u32) acpi_gbl_FADT->gpe0_blk_len, - ACPI_FADT_OFFSET(gpe0_blk_len)); - } - - if (acpi_gbl_FADT->xgpe1_blk.address && - (acpi_gbl_FADT->gpe1_blk_len & 1)) { - acpi_ut_fadt_register_error("(x)GPE1_BLK_LEN", - (u32) acpi_gbl_FADT->gpe1_blk_len, - ACPI_FADT_OFFSET(gpe1_blk_len)); - } - - return (AE_OK); -} - /****************************************************************************** * * FUNCTION: acpi_ut_terminate @@ -178,7 +73,6 @@ static void acpi_ut_terminate(void) ACPI_FUNCTION_TRACE(ut_terminate); - /* Free global tables, etc. */ /* Free global GPE blocks and related info structures */ gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head; @@ -239,6 +133,10 @@ void acpi_ut_subsystem_shutdown(void) acpi_ns_terminate(); + /* Delete the ACPI tables */ + + acpi_tb_terminate(); + /* Close the globals */ acpi_ut_terminate(); diff --git a/drivers/acpi/utilities/utmath.c b/drivers/acpi/utilities/utmath.c index 19d74bedce27..0c56a0d20b29 100644 --- a/drivers/acpi/utilities/utmath.c +++ b/drivers/acpi/utilities/utmath.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c index 6d8a8211be90..50133fffe420 100644 --- a/drivers/acpi/utilities/utmisc.c +++ b/drivers/acpi/utilities/utmisc.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -51,6 +51,78 @@ ACPI_MODULE_NAME("utmisc") /******************************************************************************* * + * FUNCTION: acpi_ut_validate_exception + * + * PARAMETERS: Status - The acpi_status code to be formatted + * + * RETURN: A string containing the exception text. NULL if exception is + * not valid. + * + * DESCRIPTION: This function validates and translates an ACPI exception into + * an ASCII string. + * + ******************************************************************************/ +const char *acpi_ut_validate_exception(acpi_status status) +{ + acpi_status sub_status; + const char *exception = NULL; + + ACPI_FUNCTION_ENTRY(); + + /* + * Status is composed of two parts, a "type" and an actual code + */ + sub_status = (status & ~AE_CODE_MASK); + + switch (status & AE_CODE_MASK) { + case AE_CODE_ENVIRONMENTAL: + + if (sub_status <= AE_CODE_ENV_MAX) { + exception = acpi_gbl_exception_names_env[sub_status]; + } + break; + + case AE_CODE_PROGRAMMER: + + if (sub_status <= AE_CODE_PGM_MAX) { + exception = + acpi_gbl_exception_names_pgm[sub_status - 1]; + } + break; + + case AE_CODE_ACPI_TABLES: + + if (sub_status <= AE_CODE_TBL_MAX) { + exception = + acpi_gbl_exception_names_tbl[sub_status - 1]; + } + break; + + case AE_CODE_AML: + + if (sub_status <= AE_CODE_AML_MAX) { + exception = + acpi_gbl_exception_names_aml[sub_status - 1]; + } + break; + + case AE_CODE_CONTROL: + + if (sub_status <= AE_CODE_CTRL_MAX) { + exception = + acpi_gbl_exception_names_ctrl[sub_status - 1]; + } + break; + + default: + break; + } + + return (ACPI_CAST_PTR(const char, exception)); +} + +/******************************************************************************* + * * FUNCTION: acpi_ut_is_aml_table * * PARAMETERS: Table - An ACPI table @@ -62,14 +134,15 @@ ACPI_MODULE_NAME("utmisc") * data tables that do not contain AML code. * ******************************************************************************/ + u8 acpi_ut_is_aml_table(struct acpi_table_header *table) { /* These are the only tables that contain executable AML */ - if (ACPI_COMPARE_NAME(table->signature, DSDT_SIG) || - ACPI_COMPARE_NAME(table->signature, PSDT_SIG) || - ACPI_COMPARE_NAME(table->signature, SSDT_SIG)) { + if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_DSDT) || + ACPI_COMPARE_NAME(table->signature, ACPI_SIG_PSDT) || + ACPI_COMPARE_NAME(table->signature, ACPI_SIG_SSDT)) { return (TRUE); } @@ -418,7 +491,7 @@ u32 acpi_ut_dword_byte_swap(u32 value) void acpi_ut_set_integer_width(u8 revision) { - if (revision <= 1) { + if (revision < 2) { /* 32-bit case */ @@ -582,26 +655,25 @@ u8 acpi_ut_valid_acpi_name(u32 name) * ******************************************************************************/ -acpi_name acpi_ut_repair_name(acpi_name name) +acpi_name acpi_ut_repair_name(char *name) { - char *name_ptr = ACPI_CAST_PTR(char, &name); - char new_name[ACPI_NAME_SIZE]; acpi_native_uint i; + char new_name[ACPI_NAME_SIZE]; for (i = 0; i < ACPI_NAME_SIZE; i++) { - new_name[i] = name_ptr[i]; + new_name[i] = name[i]; /* * Replace a bad character with something printable, yet technically * still invalid. This prevents any collisions with existing "good" * names in the namespace. */ - if (!acpi_ut_valid_acpi_char(name_ptr[i], i)) { + if (!acpi_ut_valid_acpi_char(name[i], i)) { new_name[i] = '*'; } } - return (*ACPI_CAST_PTR(u32, new_name)); + return (*(u32 *) new_name); } /******************************************************************************* @@ -996,9 +1068,13 @@ acpi_ut_info(char *module_name, u32 line_number, char *format, ...) { va_list args; - acpi_os_printf("ACPI (%s-%04d): ", module_name, line_number); + /* + * Removed module_name, line_number, and acpica version, not needed + * for info output + */ + acpi_os_printf("ACPI: "); va_start(args, format); acpi_os_vprintf(format, args); - acpi_os_printf(" [%X]\n", ACPI_CA_VERSION); + acpi_os_printf("\n"); } diff --git a/drivers/acpi/utilities/utmutex.c b/drivers/acpi/utilities/utmutex.c index 180e73ceb6e2..cbad2ef5987d 100644 --- a/drivers/acpi/utilities/utmutex.c +++ b/drivers/acpi/utilities/utmutex.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/utilities/utobject.c index ba7d8ac702df..4696124759e1 100644 --- a/drivers/acpi/utilities/utobject.c +++ b/drivers/acpi/utilities/utobject.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/utilities/utresrc.c b/drivers/acpi/utilities/utresrc.c index 5a2de92831d3..e8fe1ba6cc24 100644 --- a/drivers/acpi/utilities/utresrc.c +++ b/drivers/acpi/utilities/utresrc.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/utilities/utstate.c b/drivers/acpi/utilities/utstate.c index eaa13d05c859..edcaafad0a31 100644 --- a/drivers/acpi/utilities/utstate.c +++ b/drivers/acpi/utilities/utstate.c @@ -5,7 +5,7 @@ ******************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/utilities/utxface.c index 3538f69c82a1..de3276f4f468 100644 --- a/drivers/acpi/utilities/utxface.c +++ b/drivers/acpi/utilities/utxface.c @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -67,6 +67,7 @@ acpi_status acpi_initialize_subsystem(void) ACPI_FUNCTION_TRACE(acpi_initialize_subsystem); + acpi_gbl_startup_flags = ACPI_SUBSYSTEM_INITIALIZE; ACPI_DEBUG_EXEC(acpi_ut_init_stack_ptr_trace()); /* Initialize the OS-Dependent layer */ @@ -127,20 +128,6 @@ acpi_status acpi_enable_subsystem(u32 flags) ACPI_FUNCTION_TRACE(acpi_enable_subsystem); - /* - * We must initialize the hardware before we can enable ACPI. - * The values from the FADT are validated here. - */ - if (!(flags & ACPI_NO_HARDWARE_INIT)) { - ACPI_DEBUG_PRINT((ACPI_DB_EXEC, - "[Init] Initializing ACPI hardware\n")); - - status = acpi_hw_initialize(); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); - } - } - /* Enable ACPI mode */ if (!(flags & ACPI_NO_ACPI_ENABLE)) { @@ -398,7 +385,6 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer) { struct acpi_system_info *info_ptr; acpi_status status; - u32 i; ACPI_FUNCTION_TRACE(acpi_get_system_info); @@ -431,9 +417,7 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer) /* Timer resolution - 24 or 32 bits */ - if (!acpi_gbl_FADT) { - info_ptr->timer_resolution = 0; - } else if (acpi_gbl_FADT->tmr_val_ext == 0) { + if (acpi_gbl_FADT.flags & ACPI_FADT_32BIT_TIMER) { info_ptr->timer_resolution = 24; } else { info_ptr->timer_resolution = 32; @@ -449,13 +433,6 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer) info_ptr->debug_layer = acpi_dbg_layer; info_ptr->debug_level = acpi_dbg_level; - /* Current status of the ACPI tables, per table type */ - - info_ptr->num_table_types = ACPI_TABLE_ID_MAX + 1; - for (i = 0; i < (ACPI_TABLE_ID_MAX + 1); i++) { - info_ptr->table_info[i].count = acpi_gbl_table_lists[i].count; - } - return_ACPI_STATUS(AE_OK); } diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 3d54680d0333..e0b97add8c63 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -32,6 +32,7 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> +#include <linux/backlight.h> #include <asm/uaccess.h> #include <acpi/acpi_bus.h> @@ -56,6 +57,12 @@ #define ACPI_VIDEO_HEAD_INVALID (~0u - 1) #define ACPI_VIDEO_HEAD_END (~0u) +#define MAX_NAME_LEN 20 + +#define ACPI_VIDEO_DISPLAY_CRT 1 +#define ACPI_VIDEO_DISPLAY_TV 2 +#define ACPI_VIDEO_DISPLAY_DVI 3 +#define ACPI_VIDEO_DISPLAY_LCD 4 #define _COMPONENT ACPI_VIDEO_COMPONENT ACPI_MODULE_NAME("acpi_video") @@ -66,16 +73,14 @@ MODULE_LICENSE("GPL"); static int acpi_video_bus_add(struct acpi_device *device); static int acpi_video_bus_remove(struct acpi_device *device, int type); -static int acpi_video_bus_match(struct acpi_device *device, - struct acpi_driver *driver); static struct acpi_driver acpi_video_bus = { .name = ACPI_VIDEO_DRIVER_NAME, .class = ACPI_VIDEO_CLASS, + .ids = ACPI_VIDEO_HID, .ops = { .add = acpi_video_bus_add, .remove = acpi_video_bus_remove, - .match = acpi_video_bus_match, }, }; @@ -133,20 +138,21 @@ struct acpi_video_device_flags { u8 crt:1; u8 lcd:1; u8 tvout:1; + u8 dvi:1; u8 bios:1; u8 unknown:1; - u8 reserved:3; + u8 reserved:2; }; struct acpi_video_device_cap { u8 _ADR:1; /*Return the unique ID */ u8 _BCL:1; /*Query list of brightness control levels supported */ u8 _BCM:1; /*Set the brightness level */ + u8 _BQC:1; /* Get current brightness level */ u8 _DDC:1; /*Return the EDID for this device */ u8 _DCS:1; /*Return status of output device */ u8 _DGS:1; /*Query graphics state */ u8 _DSS:1; /*Device state set */ - u8 _reserved:1; }; struct acpi_video_device_brightness { @@ -163,6 +169,8 @@ struct acpi_video_device { struct acpi_video_bus *video; struct acpi_device *dev; struct acpi_video_device_brightness *brightness; + struct backlight_device *backlight; + struct backlight_properties *data; }; /* bus */ @@ -257,11 +265,35 @@ static void acpi_video_device_bind(struct acpi_video_bus *video, struct acpi_video_device *device); static int acpi_video_device_enumerate(struct acpi_video_bus *video); static int acpi_video_switch_output(struct acpi_video_bus *video, int event); +static int acpi_video_device_lcd_set_level(struct acpi_video_device *device, + int level); +static int acpi_video_device_lcd_get_level_current( + struct acpi_video_device *device, + unsigned long *level); static int acpi_video_get_next_level(struct acpi_video_device *device, u32 level_current, u32 event); static void acpi_video_switch_brightness(struct acpi_video_device *device, int event); +/*backlight device sysfs support*/ +static int acpi_video_get_brightness(struct backlight_device *bd) +{ + unsigned long cur_level; + struct acpi_video_device *vd = + (struct acpi_video_device *)class_get_devdata(&bd->class_dev); + acpi_video_device_lcd_get_level_current(vd, &cur_level); + return (int) cur_level; +} + +static int acpi_video_set_brightness(struct backlight_device *bd) +{ + int request_level = bd->props->brightness; + struct acpi_video_device *vd = + (struct acpi_video_device *)class_get_devdata(&bd->class_dev); + acpi_video_device_lcd_set_level(vd, request_level); + return 0; +} + /* -------------------------------------------------------------------------- Video Management -------------------------------------------------------------------------- */ @@ -499,6 +531,7 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) acpi_integer status; acpi_handle h_dummy1; int i; + u32 max_level = 0; union acpi_object *obj = NULL; struct acpi_video_device_brightness *br = NULL; @@ -514,6 +547,8 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_BCM", &h_dummy1))) { device->cap._BCM = 1; } + if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle,"_BQC",&h_dummy1))) + device->cap._BQC = 1; if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_DDC", &h_dummy1))) { device->cap._DDC = 1; } @@ -550,6 +585,8 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) continue; } br->levels[count] = (u32) o->integer.value; + if (br->levels[count] > max_level) + max_level = br->levels[count]; count++; } out: @@ -568,6 +605,37 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) kfree(obj); + if (device->cap._BCL && device->cap._BCM && device->cap._BQC){ + unsigned long tmp; + static int count = 0; + char *name; + struct backlight_properties *acpi_video_data; + + name = kzalloc(MAX_NAME_LEN, GFP_KERNEL); + if (!name) + return; + + acpi_video_data = kzalloc( + sizeof(struct backlight_properties), + GFP_KERNEL); + if (!acpi_video_data){ + kfree(name); + return; + } + acpi_video_data->owner = THIS_MODULE; + acpi_video_data->get_brightness = + acpi_video_get_brightness; + acpi_video_data->update_status = + acpi_video_set_brightness; + sprintf(name, "acpi_video%d", count++); + device->data = acpi_video_data; + acpi_video_data->max_brightness = max_level; + acpi_video_device_lcd_get_level_current(device, &tmp); + acpi_video_data->brightness = (int)tmp; + device->backlight = backlight_device_register(name, + NULL, device, acpi_video_data); + kfree(name); + } return; } @@ -668,6 +736,8 @@ static int acpi_video_device_info_seq_show(struct seq_file *seq, void *offset) seq_printf(seq, "LCD\n"); else if (dev->flags.tvout) seq_printf(seq, "TVOUT\n"); + else if (dev->flags.dvi) + seq_printf(seq, "DVI\n"); else seq_printf(seq, "UNKNOWN\n"); @@ -1242,6 +1312,16 @@ static int acpi_video_bus_remove_fs(struct acpi_device *device) -------------------------------------------------------------------------- */ /* device interface */ +static struct acpi_video_device_attrib* +acpi_video_get_device_attr(struct acpi_video_bus *video, unsigned long device_id) +{ + int count; + + for(count = 0; count < video->attached_count; count++) + if((video->attached_array[count].value.int_val & 0xffff) == device_id) + return &(video->attached_array[count].value.attrib); + return NULL; +} static int acpi_video_bus_get_one_device(struct acpi_device *device, @@ -1250,7 +1330,7 @@ acpi_video_bus_get_one_device(struct acpi_device *device, unsigned long device_id; int status; struct acpi_video_device *data; - + struct acpi_video_device_attrib* attribute; if (!device || !video) return -EINVAL; @@ -1271,20 +1351,30 @@ acpi_video_bus_get_one_device(struct acpi_device *device, data->video = video; data->dev = device; - switch (device_id & 0xffff) { - case 0x0100: - data->flags.crt = 1; - break; - case 0x0400: - data->flags.lcd = 1; - break; - case 0x0200: - data->flags.tvout = 1; - break; - default: + attribute = acpi_video_get_device_attr(video, device_id); + + if((attribute != NULL) && attribute->device_id_scheme) { + switch (attribute->display_type) { + case ACPI_VIDEO_DISPLAY_CRT: + data->flags.crt = 1; + break; + case ACPI_VIDEO_DISPLAY_TV: + data->flags.tvout = 1; + break; + case ACPI_VIDEO_DISPLAY_DVI: + data->flags.dvi = 1; + break; + case ACPI_VIDEO_DISPLAY_LCD: + data->flags.lcd = 1; + break; + default: + data->flags.unknown = 1; + break; + } + if(attribute->bios_can_detect) + data->flags.bios = 1; + } else data->flags.unknown = 1; - break; - } acpi_video_device_bind(video, data); acpi_video_device_find_cap(data); @@ -1588,7 +1678,10 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device) status = acpi_remove_notify_handler(device->dev->handle, ACPI_DEVICE_NOTIFY, acpi_video_device_notify); - + if (device->backlight){ + backlight_device_unregister(device->backlight); + kfree(device->data); + } return 0; } @@ -1790,39 +1883,6 @@ static int acpi_video_bus_remove(struct acpi_device *device, int type) return 0; } -static int -acpi_video_bus_match(struct acpi_device *device, struct acpi_driver *driver) -{ - acpi_handle h_dummy1; - acpi_handle h_dummy2; - acpi_handle h_dummy3; - - - if (!device || !driver) - return -EINVAL; - - /* Since there is no HID, CID for ACPI Video drivers, we have - * to check well known required nodes for each feature we support. - */ - - /* Does this device able to support video switching ? */ - if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy1)) && - ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy2))) - return 0; - - /* Does this device able to retrieve a video ROM ? */ - if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_ROM", &h_dummy1))) - return 0; - - /* Does this device able to configure which video head to be POSTed ? */ - if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_VPO", &h_dummy1)) && - ACPI_SUCCESS(acpi_get_handle(device->handle, "_GPD", &h_dummy2)) && - ACPI_SUCCESS(acpi_get_handle(device->handle, "_SPD", &h_dummy3))) - return 0; - - return -ENODEV; -} - static int __init acpi_video_init(void) { int result = 0; diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 28a82e3403f1..48616c6fee9d 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1282,7 +1282,7 @@ static void ahci_thaw(struct ata_port *ap) /* clear IRQ */ tmp = readl(port_mmio + PORT_IRQ_STAT); writel(tmp, port_mmio + PORT_IRQ_STAT); - writel(1 << ap->id, mmio + HOST_IRQ_STAT); + writel(1 << ap->port_no, mmio + HOST_IRQ_STAT); /* turn IRQ back on */ writel(DEF_PORT_IRQ, port_mmio + PORT_IRQ_MASK); diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index a388a8df0043..667acd283364 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -1037,7 +1037,7 @@ static unsigned int ata_id_xfermask(const u16 *id) * the PIO timing number for the maximum. Turn it into * a mask. */ - u8 mode = id[ATA_ID_OLD_PIO_MODES] & 0xFF; + u8 mode = (id[ATA_ID_OLD_PIO_MODES] >> 8) & 0xFF; if (mode < 5) /* Valid PIO range */ pio_mask = (2 << mode) - 1; else @@ -1250,6 +1250,7 @@ unsigned ata_exec_internal_sg(struct ata_device *dev, ata_sg_init(qc, sg, n_elem); qc->nsect = buflen / ATA_SECT_SIZE; + qc->nbytes = buflen; } qc->private_data = &wait; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 56cf59b60ec4..748435807d68 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -1796,7 +1796,7 @@ static int ata_eh_suspend(struct ata_port *ap, struct ata_device **r_failed_dev) *r_failed_dev = dev; DPRINTK("EXIT\n"); - return 0; + return rc; } /** diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 7cc5a4a910a4..73902d335767 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -273,8 +273,8 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg) { int rc = 0; u8 scsi_cmd[MAX_COMMAND_SIZE]; - u8 args[7]; - struct scsi_sense_hdr sshdr; + u8 args[7], *sensebuf = NULL; + int cmd_result; if (arg == NULL) return -EINVAL; @@ -282,10 +282,14 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg) if (copy_from_user(args, arg, sizeof(args))) return -EFAULT; + sensebuf = kzalloc(SCSI_SENSE_BUFFERSIZE, GFP_NOIO); + if (!sensebuf) + return -ENOMEM; + memset(scsi_cmd, 0, sizeof(scsi_cmd)); scsi_cmd[0] = ATA_16; scsi_cmd[1] = (3 << 1); /* Non-data */ - /* scsi_cmd[2] is already 0 -- no off.line, cc, or data xfer */ + scsi_cmd[2] = 0x20; /* cc but no off.line or data xfer */ scsi_cmd[4] = args[1]; scsi_cmd[6] = args[2]; scsi_cmd[8] = args[3]; @@ -295,11 +299,46 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg) /* Good values for timeout and retries? Values below from scsi_ioctl_send_command() for default case... */ - if (scsi_execute_req(scsidev, scsi_cmd, DMA_NONE, NULL, 0, &sshdr, - (10*HZ), 5)) + cmd_result = scsi_execute(scsidev, scsi_cmd, DMA_NONE, NULL, 0, + sensebuf, (10*HZ), 5, 0); + + if (driver_byte(cmd_result) == DRIVER_SENSE) {/* sense data available */ + u8 *desc = sensebuf + 8; + cmd_result &= ~(0xFF<<24); /* DRIVER_SENSE is not an error */ + + /* If we set cc then ATA pass-through will cause a + * check condition even if no error. Filter that. */ + if (cmd_result & SAM_STAT_CHECK_CONDITION) { + struct scsi_sense_hdr sshdr; + scsi_normalize_sense(sensebuf, SCSI_SENSE_BUFFERSIZE, + &sshdr); + if (sshdr.sense_key==0 && + sshdr.asc==0 && sshdr.ascq==0) + cmd_result &= ~SAM_STAT_CHECK_CONDITION; + } + + /* Send userspace ATA registers */ + if (sensebuf[0] == 0x72 && /* format is "descriptor" */ + desc[0] == 0x09) {/* code is "ATA Descriptor" */ + args[0] = desc[13]; /* status */ + args[1] = desc[3]; /* error */ + args[2] = desc[5]; /* sector count (0:7) */ + args[3] = desc[7]; /* lbal */ + args[4] = desc[9]; /* lbam */ + args[5] = desc[11]; /* lbah */ + args[6] = desc[12]; /* select */ + if (copy_to_user(arg, args, sizeof(args))) + rc = -EFAULT; + } + } + + if (cmd_result) { rc = -EIO; + goto error; + } - /* Need code to retrieve data from check condition? */ + error: + kfree(sensebuf); return rc; } @@ -983,11 +1022,10 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc) } tf->command = ATA_CMD_VERIFY; /* READ VERIFY */ - } else { - tf->nsect = 0; /* time period value (0 implies now) */ - tf->command = ATA_CMD_STANDBY; - /* Consider: ATA STANDBY IMMEDIATE command */ - } + } else + /* Issue ATA STANDBY IMMEDIATE command */ + tf->command = ATA_CMD_STANDBYNOW1; + /* * Standby and Idle condition timers could be implemented but that * would require libata to implement the Power condition mode page diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index 6f6672c55131..504e1dbfffd7 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -36,15 +36,22 @@ enum { static int atiixp_pre_reset(struct ata_port *ap) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); - static struct pci_bits atiixp_enable_bits[] = { + static const struct pci_bits atiixp_enable_bits[] = { { 0x48, 1, 0x01, 0x00 }, { 0x48, 1, 0x08, 0x00 } }; + u8 udma; if (!pci_test_config_bits(pdev, &atiixp_enable_bits[ap->port_no])) return -ENOENT; - ap->cbl = ATA_CBL_PATA80; + /* Hack from drivers/ide/pci. Really we want to know how to do the + raw detection not play follow the bios mode guess */ + pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ap->port_no, &udma); + if ((udma & 0x07) >= 0x04 || (udma & 0x70) >= 0x40) + ap->cbl = ATA_CBL_PATA80; + else + ap->cbl = ATA_CBL_PATA40; return ata_std_prereset(ap); } diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c index 2d661cb4df3c..d50264af2848 100644 --- a/drivers/ata/pata_jmicron.c +++ b/drivers/ata/pata_jmicron.c @@ -204,20 +204,12 @@ static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *i u32 reg; - if (id->driver_data != 368) { - /* Put the controller into AHCI mode in case the AHCI driver - has not yet been loaded. This can be done with either - function present */ + /* PATA controller is fn 1, AHCI is fn 0 */ + if (id->driver_data != 368 && PCI_FUNC(pdev->devfn) != 1) + return -ENODEV; - /* FIXME: We may want a way to override this in future */ - pci_write_config_byte(pdev, 0x41, 0xa1); - - /* PATA controller is fn 1, AHCI is fn 0 */ - if (PCI_FUNC(pdev->devfn) != 1) - return -ENODEV; - } - if ( id->driver_data == 365 || id->driver_data == 366) { - /* The 365/66 have two PATA channels, redirect the second */ + /* The 365/66 have two PATA channels, redirect the second */ + if (id->driver_data == 365 || id->driver_data == 366) { pci_read_config_dword(pdev, 0x80, ®); reg |= (1 << 24); /* IDE1 to PATA IDE secondary */ pci_write_config_dword(pdev, 0x80, reg); diff --git a/drivers/ata/pata_platform.c b/drivers/ata/pata_platform.c index 443b1d85c6c4..40ae11cbfda4 100644 --- a/drivers/ata/pata_platform.c +++ b/drivers/ata/pata_platform.c @@ -30,7 +30,7 @@ static int pio_mask = 1; * Provide our own set_mode() as we don't want to change anything that has * already been configured.. */ -static void pata_platform_set_mode(struct ata_port *ap) +static int pata_platform_set_mode(struct ata_port *ap, struct ata_device **unused) { int i; @@ -44,6 +44,7 @@ static void pata_platform_set_mode(struct ata_port *ap) dev->flags |= ATA_DFLAG_PIO; } } + return 0; } static void pata_platform_host_stop(struct ata_host *host) diff --git a/drivers/ata/pata_sil680.c b/drivers/ata/pata_sil680.c index 32cf0bfa8921..e8dfd8fc3ff7 100644 --- a/drivers/ata/pata_sil680.c +++ b/drivers/ata/pata_sil680.c @@ -135,7 +135,7 @@ static void sil680_error_handler(struct ata_port *ap) static void sil680_set_piomode(struct ata_port *ap, struct ata_device *adev) { static u16 speed_p[5] = { 0x328A, 0x2283, 0x1104, 0x10C3, 0x10C1 }; - static u16 speed_t[5] = { 0x328A, 0x1281, 0x1281, 0x10C3, 0x10C1 }; + static u16 speed_t[5] = { 0x328A, 0x2283, 0x1281, 0x10C3, 0x10C1 }; unsigned long tfaddr = sil680_selreg(ap, 0x02); unsigned long addr = sil680_seldev(ap, adev, 0x04); diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index f0d4f7e9ed31..f0b6c3b71429 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -23,6 +23,7 @@ * VIA VT8233c - UDMA100 * VIA VT8235 - UDMA133 * VIA VT8237 - UDMA133 + * VIA VT8237S - UDMA133 * VIA VT8251 - UDMA133 * * Most registers remain compatible across chips. Others start reserved @@ -61,7 +62,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_via" -#define DRV_VERSION "0.2.0" +#define DRV_VERSION "0.2.1" /* * The following comes directly from Vojtech Pavlik's ide/pci/via82cxxx @@ -95,6 +96,7 @@ static const struct via_isa_bridge { u8 rev_max; u16 flags; } via_isa_bridges[] = { + { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES}, diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c index 51d0d562d01e..c85c8cadb6df 100644 --- a/drivers/char/agp/amd-k7-agp.c +++ b/drivers/char/agp/amd-k7-agp.c @@ -101,6 +101,11 @@ static int amd_create_gatt_pages(int nr_tables) for (i = 0; i < nr_tables; i++) { entry = kzalloc(sizeof(struct amd_page_map), GFP_KERNEL); if (entry == NULL) { + while (i > 0) { + kfree(tables[i-1]); + i--; + } + kfree(tables); retval = -ENOMEM; break; } diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index 979300405c0e..93d2209fee4c 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -655,7 +655,7 @@ static struct pci_device_id agp_amd64_pci_table[] = { .class = (PCI_CLASS_BRIDGE_HOST << 8), .class_mask = ~0, .vendor = PCI_VENDOR_ID_VIA, - .device = PCI_DEVICE_ID_VIA_K8M890CE, + .device = PCI_DEVICE_ID_VIA_VT3336, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, }, diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c index f244c6682738..9987dc2e0c3f 100644 --- a/drivers/char/agp/ati-agp.c +++ b/drivers/char/agp/ati-agp.c @@ -41,18 +41,18 @@ static struct gatt_mask ati_generic_masks[] = }; -typedef struct _ati_page_map { +struct ati_page_map { unsigned long *real; unsigned long __iomem *remapped; -} ati_page_map; +}; static struct _ati_generic_private { volatile u8 __iomem *registers; - ati_page_map **gatt_pages; + struct ati_page_map **gatt_pages; int num_tables; } ati_generic_private; -static int ati_create_page_map(ati_page_map *page_map) +static int ati_create_page_map(struct ati_page_map *page_map) { int i, err = 0; @@ -82,7 +82,7 @@ static int ati_create_page_map(ati_page_map *page_map) } -static void ati_free_page_map(ati_page_map *page_map) +static void ati_free_page_map(struct ati_page_map *page_map) { unmap_page_from_agp(virt_to_page(page_map->real)); iounmap(page_map->remapped); @@ -94,8 +94,8 @@ static void ati_free_page_map(ati_page_map *page_map) static void ati_free_gatt_pages(void) { int i; - ati_page_map **tables; - ati_page_map *entry; + struct ati_page_map **tables; + struct ati_page_map *entry; tables = ati_generic_private.gatt_pages; for (i = 0; i < ati_generic_private.num_tables; i++) { @@ -112,30 +112,30 @@ static void ati_free_gatt_pages(void) static int ati_create_gatt_pages(int nr_tables) { - ati_page_map **tables; - ati_page_map *entry; + struct ati_page_map **tables; + struct ati_page_map *entry; int retval = 0; int i; - tables = kzalloc((nr_tables + 1) * sizeof(ati_page_map *),GFP_KERNEL); + tables = kzalloc((nr_tables + 1) * sizeof(struct ati_page_map *),GFP_KERNEL); if (tables == NULL) return -ENOMEM; for (i = 0; i < nr_tables; i++) { - entry = kzalloc(sizeof(ati_page_map), GFP_KERNEL); + entry = kzalloc(sizeof(struct ati_page_map), GFP_KERNEL); if (entry == NULL) { - while (i>0) { - kfree (tables[i-1]); + while (i > 0) { + kfree(tables[i-1]); i--; } - kfree (tables); - tables = NULL; + kfree(tables); retval = -ENOMEM; break; } tables[i] = entry; retval = ati_create_page_map(entry); - if (retval != 0) break; + if (retval != 0) + break; } ati_generic_private.num_tables = nr_tables; ati_generic_private.gatt_pages = tables; @@ -340,7 +340,7 @@ static int ati_remove_memory(struct agp_memory * mem, off_t pg_start, static int ati_create_gatt_table(struct agp_bridge_data *bridge) { struct aper_size_info_lvl2 *value; - ati_page_map page_dir; + struct ati_page_map page_dir; unsigned long addr; int retval; u32 temp; @@ -400,7 +400,7 @@ static int ati_create_gatt_table(struct agp_bridge_data *bridge) static int ati_free_gatt_table(struct agp_bridge_data *bridge) { - ati_page_map page_dir; + struct ati_page_map page_dir; page_dir.real = (unsigned long *)agp_bridge->gatt_table_real; page_dir.remapped = (unsigned long __iomem *)agp_bridge->gatt_table; diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index ab0a9c0ad7c0..a3011de51f7c 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -1955,6 +1955,15 @@ static int agp_intel_resume(struct pci_dev *pdev) pci_restore_state(pdev); + /* We should restore our graphics device's config space, + * as host bridge (00:00) resumes before graphics device (02:00), + * then our access to its pci space can work right. + */ + if (intel_i810_private.i810_dev) + pci_restore_state(intel_i810_private.i810_dev); + if (intel_i830_private.i830_dev) + pci_restore_state(intel_i830_private.i830_dev); + if (bridge->driver == &intel_generic_driver) intel_configure(); else if (bridge->driver == &intel_850_driver) diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c index c149ac9ce9a7..2ded7a280d7f 100644 --- a/drivers/char/agp/via-agp.c +++ b/drivers/char/agp/via-agp.c @@ -380,9 +380,23 @@ static struct agp_device_ids via_agp_device_ids[] __devinitdata = /* P4M800CE */ { .device_id = PCI_DEVICE_ID_VIA_P4M800CE, - .chipset_name = "P4M800CE", + .chipset_name = "VT3314", + }, + /* CX700 */ + { + .device_id = PCI_DEVICE_ID_VIA_CX700, + .chipset_name = "CX700", + }, + /* VT3336 */ + { + .device_id = PCI_DEVICE_ID_VIA_VT3336, + .chipset_name = "VT3336", + }, + /* P4M890 */ + { + .device_id = PCI_DEVICE_ID_VIA_P4M890, + .chipset_name = "P4M890", }, - { }, /* dummy final entry, always present */ }; @@ -524,6 +538,9 @@ static const struct pci_device_id agp_via_pci_table[] = { ID(PCI_DEVICE_ID_VIA_83_87XX_1), ID(PCI_DEVICE_ID_VIA_3296_0), ID(PCI_DEVICE_ID_VIA_P4M800CE), + ID(PCI_DEVICE_ID_VIA_CX700), + ID(PCI_DEVICE_ID_VIA_VT3336), + ID(PCI_DEVICE_ID_VIA_P4M890), { } }; diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 4e4691a53890..53582b53da95 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -3649,8 +3649,6 @@ static void ipmi_timeout_handler(long timeout_period) unsigned long flags; int i; - INIT_LIST_HEAD(&timeouts); - rcu_read_lock(); list_for_each_entry_rcu(intf, &ipmi_interfaces, link) { /* See if any waiting messages need to be processed. */ @@ -3671,6 +3669,7 @@ static void ipmi_timeout_handler(long timeout_period) /* Go through the seq table and find any messages that have timed out, putting them in the timeouts list. */ + INIT_LIST_HEAD(&timeouts); spin_lock_irqsave(&intf->seq_lock, flags); for (i = 0; i < IPMI_IPMB_NUM_SEQ; i++) check_msg_timeout(intf, &(intf->seq_table[i]), diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index f1afd26a509f..a7b33d2f5991 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -1802,7 +1802,7 @@ static __devinit int try_init_acpi(struct SPMITable *spmi) return -ENODEV; } - if (spmi->addr.address_space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) + if (spmi->addr.space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) addr_space = IPMI_MEM_ADDR_SPACE; else addr_space = IPMI_IO_ADDR_SPACE; @@ -1848,19 +1848,19 @@ static __devinit int try_init_acpi(struct SPMITable *spmi) info->irq_setup = NULL; } - if (spmi->addr.register_bit_width) { + if (spmi->addr.bit_width) { /* A (hopefully) properly formed register bit width. */ - info->io.regspacing = spmi->addr.register_bit_width / 8; + info->io.regspacing = spmi->addr.bit_width / 8; } else { info->io.regspacing = DEFAULT_REGSPACING; } info->io.regsize = info->io.regspacing; - info->io.regshift = spmi->addr.register_bit_offset; + info->io.regshift = spmi->addr.bit_offset; - if (spmi->addr.address_space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) { + if (spmi->addr.space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) { info->io_setup = mem_setup; info->io.addr_type = IPMI_IO_ADDR_SPACE; - } else if (spmi->addr.address_space_id == ACPI_ADR_SPACE_SYSTEM_IO) { + } else if (spmi->addr.space_id == ACPI_ADR_SPACE_SYSTEM_IO) { info->io_setup = port_setup; info->io.addr_type = IPMI_MEM_ADDR_SPACE; } else { @@ -1888,10 +1888,8 @@ static __devinit void acpi_find_bmc(void) return; for (i = 0; ; i++) { - status = acpi_get_firmware_table("SPMI", i+1, - ACPI_LOGICAL_ADDRESSING, - (struct acpi_table_header **) - &spmi); + status = acpi_get_table(ACPI_SIG_SPMI, i+1, + (struct acpi_table_header **)&spmi); if (status != AE_OK) return; diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c index 13935235e066..7fd3cd5ddf21 100644 --- a/drivers/char/sysrq.c +++ b/drivers/char/sysrq.c @@ -215,7 +215,7 @@ static void sysrq_handle_showstate_blocked(int key, struct tty_struct *tty) } static struct sysrq_key_op sysrq_showstate_blocked_op = { .handler = sysrq_handle_showstate_blocked, - .help_msg = "showBlockedTasks", + .help_msg = "shoW-blocked-tasks", .action_msg = "Show Blocked State", .enable_mask = SYSRQ_ENABLE_DUMP, }; @@ -315,15 +315,16 @@ static struct sysrq_key_op *sysrq_key_table[36] = { &sysrq_loglevel_op, /* 9 */ /* - * Don't use for system provided sysrqs, it is handled specially on - * sparc and will never arrive + * a: Don't use for system provided sysrqs, it is handled specially on + * sparc and will never arrive. */ NULL, /* a */ &sysrq_reboot_op, /* b */ - &sysrq_crashdump_op, /* c */ + &sysrq_crashdump_op, /* c & ibm_emac driver debug */ &sysrq_showlocks_op, /* d */ &sysrq_term_op, /* e */ &sysrq_moom_op, /* f */ + /* g: May be registered by ppc for kgdb */ NULL, /* g */ NULL, /* h */ &sysrq_kill_op, /* i */ @@ -332,18 +333,19 @@ static struct sysrq_key_op *sysrq_key_table[36] = { NULL, /* l */ &sysrq_showmem_op, /* m */ &sysrq_unrt_op, /* n */ - /* This will often be registered as 'Off' at init time */ + /* o: This will often be registered as 'Off' at init time */ NULL, /* o */ &sysrq_showregs_op, /* p */ NULL, /* q */ - &sysrq_unraw_op, /* r */ + &sysrq_unraw_op, /* r */ &sysrq_sync_op, /* s */ &sysrq_showstate_op, /* t */ &sysrq_mountro_op, /* u */ - /* May be assigned at init time by SMP VOYAGER */ + /* v: May be registered at init time by SMP VOYAGER */ NULL, /* v */ - NULL, /* w */ - &sysrq_showstate_blocked_op, /* x */ + &sysrq_showstate_blocked_op, /* w */ + /* x: May be registered on ppc/powerpc for xmon */ + NULL, /* x */ NULL, /* y */ NULL /* z */ }; diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c index a611972024e6..7fca5f470beb 100644 --- a/drivers/char/tpm/tpm_bios.c +++ b/drivers/char/tpm/tpm_bios.c @@ -372,10 +372,8 @@ static int read_log(struct tpm_bios_log *log) } /* Find TCPA entry in RSDT (ACPI_LOGICAL_ADDRESSING) */ - status = acpi_get_firmware_table(ACPI_TCPA_SIG, 1, - ACPI_LOGICAL_ADDRESSING, - (struct acpi_table_header **) - &buff); + status = acpi_get_table(ACPI_SIG_TCPA, 1, + (struct acpi_table_header **)&buff); if (ACPI_FAILURE(status)) { printk(KERN_ERR "%s: ERROR - Could not get TCPA table\n", @@ -409,7 +407,7 @@ static int read_log(struct tpm_bios_log *log) log->bios_event_log_end = log->bios_event_log + len; - acpi_os_map_memory(start, len, (void *) &virt); + virt = acpi_os_map_memory(start, len); memcpy(log->bios_event_log, virt, len); diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index d91330432ba2..a45cc89e387a 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -722,8 +722,13 @@ static int cpufreq_add_dev (struct sys_device * sys_dev) spin_unlock_irqrestore(&cpufreq_driver_lock, flags); dprintk("CPU already managed, adding link\n"); - sysfs_create_link(&sys_dev->kobj, - &managed_policy->kobj, "cpufreq"); + ret = sysfs_create_link(&sys_dev->kobj, + &managed_policy->kobj, + "cpufreq"); + if (ret) { + mutex_unlock(&policy->lock); + goto err_out_driver_exit; + } cpufreq_debug_enable_ratelimit(); mutex_unlock(&policy->lock); @@ -770,8 +775,12 @@ static int cpufreq_add_dev (struct sys_device * sys_dev) dprintk("CPU %u already managed, adding link\n", j); cpufreq_cpu_get(cpu); cpu_sys_dev = get_cpu_sysdev(j); - sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj, - "cpufreq"); + ret = sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj, + "cpufreq"); + if (ret) { + mutex_unlock(&policy->lock); + goto err_out_unregister; + } } policy->governor = NULL; /* to assure that the starting sequence is diff --git a/drivers/firmware/pcdp.c b/drivers/firmware/pcdp.c index c2ad72fefd9d..2b4b76e8bd72 100644 --- a/drivers/firmware/pcdp.c +++ b/drivers/firmware/pcdp.c @@ -26,7 +26,7 @@ setup_serial_console(struct pcdp_uart *uart) static char options[64], *p = options; char parity; - mmio = (uart->addr.address_space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY); + mmio = (uart->addr.space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY); p += sprintf(p, "console=uart,%s,0x%lx", mmio ? "mmio" : "io", uart->addr.address); if (uart->baud) { diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index b8cf50fcd64d..49f18f5b2514 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -543,6 +543,7 @@ void hid_free_device(struct hid_device *device) } kfree(device->rdesc); + kfree(device->collection); kfree(device); } EXPORT_SYMBOL_GPL(hid_free_device); diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 9cf591a1bda3..c7a6833f6821 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -35,6 +35,11 @@ #include <linux/hid.h> +static int hid_pb_fnmode = 1; +module_param_named(pb_fnmode, hid_pb_fnmode, int, 0644); +MODULE_PARM_DESC(pb_fnmode, + "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)"); + #define unk KEY_UNKNOWN static const unsigned char hid_keyboard[256] = { @@ -154,7 +159,7 @@ static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, return 1; } - if (hid->pb_fnmode) { + if (hid_pb_fnmode) { int do_translate; trans = find_translation(powerbook_fn_keys, usage->code); @@ -163,8 +168,8 @@ static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, do_translate = 1; else if (trans->flags & POWERBOOK_FLAG_FKEY) do_translate = - (hid->pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) || - (hid->pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)); + (hid_pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) || + (hid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)); else do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON); @@ -431,6 +436,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x040: map_key_clear(KEY_MENU); break; case 0x045: map_key_clear(KEY_RADIO); break; + case 0x083: map_key_clear(KEY_LAST); break; case 0x088: map_key_clear(KEY_PC); break; case 0x089: map_key_clear(KEY_TV); break; case 0x08a: map_key_clear(KEY_WWW); break; @@ -448,6 +454,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x096: map_key_clear(KEY_TAPE); break; case 0x097: map_key_clear(KEY_TV2); break; case 0x098: map_key_clear(KEY_SAT); break; + case 0x09a: map_key_clear(KEY_PVR); break; case 0x09c: map_key_clear(KEY_CHANNELUP); break; case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; diff --git a/drivers/ide/ide-pnp.c b/drivers/ide/ide-pnp.c index df7d1504f84e..98410ca044cf 100644 --- a/drivers/ide/ide-pnp.c +++ b/drivers/ide/ide-pnp.c @@ -73,3 +73,8 @@ void __init pnpide_init(void) { pnp_register_driver(&idepnp_driver); } + +void __exit pnpide_exit(void) +{ + pnp_unregister_driver(&idepnp_driver); +} diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 16890769dca6..6c9bd5165bdb 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -1781,8 +1781,9 @@ done: return 1; } -extern void pnpide_init(void); -extern void h8300_ide_init(void); +extern void __init pnpide_init(void); +extern void __exit pnpide_exit(void); +extern void __init h8300_ide_init(void); /* * probe_for_hwifs() finds/initializes "known" IDE interfaces @@ -2087,13 +2088,17 @@ int __init init_module (void) return ide_init(); } -void cleanup_module (void) +void __exit cleanup_module (void) { int index; for (index = 0; index < MAX_HWIFS; ++index) ide_unregister(index); +#ifdef CONFIG_BLK_DEV_IDEPNP + pnpide_exit(); +#endif + #ifdef CONFIG_PROC_FS proc_ide_destroy(); #endif diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index f286079d233f..d261bfbad222 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -441,7 +441,7 @@ static struct pci_driver driver = { .probe = aec62xx_init_one, }; -static int aec62xx_ide_init(void) +static int __init aec62xx_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c index 89109be5162c..68df77ec502b 100644 --- a/drivers/ide/pci/alim15x3.c +++ b/drivers/ide/pci/alim15x3.c @@ -907,7 +907,7 @@ static struct pci_driver driver = { .probe = alim15x3_init_one, }; -static int ali15x3_ide_init(void) +static int __init ali15x3_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index 753fe0e21456..a4336995a410 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -544,7 +544,7 @@ static struct pci_driver driver = { .probe = amd74xx_probe, }; -static int amd74xx_ide_init(void) +static int __init amd74xx_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c index 524e65de4398..982ac31fa995 100644 --- a/drivers/ide/pci/atiixp.c +++ b/drivers/ide/pci/atiixp.c @@ -291,8 +291,12 @@ fast_ata_pio: static void __devinit init_hwif_atiixp(ide_hwif_t *hwif) { + u8 udma_mode = 0; + u8 ch = hwif->channel; + struct pci_dev *pdev = hwif->pci_dev; + if (!hwif->irq) - hwif->irq = hwif->channel ? 15 : 14; + hwif->irq = ch ? 15 : 14; hwif->autodma = 0; hwif->tuneproc = &atiixp_tuneproc; @@ -308,8 +312,12 @@ static void __devinit init_hwif_atiixp(ide_hwif_t *hwif) hwif->mwdma_mask = 0x06; hwif->swdma_mask = 0x04; - /* FIXME: proper cable detection needed */ - hwif->udma_four = 1; + pci_read_config_byte(pdev, ATIIXP_IDE_UDMA_MODE + ch, &udma_mode); + if ((udma_mode & 0x07) >= 0x04 || (udma_mode & 0x70) >= 0x40) + hwif->udma_four = 1; + else + hwif->udma_four = 0; + hwif->ide_dma_host_on = &atiixp_ide_dma_host_on; hwif->ide_dma_host_off = &atiixp_ide_dma_host_off; hwif->ide_dma_check = &atiixp_dma_check; @@ -320,19 +328,6 @@ static void __devinit init_hwif_atiixp(ide_hwif_t *hwif) hwif->drives[0].autodma = hwif->autodma; } -static void __devinit init_hwif_sb600_legacy(ide_hwif_t *hwif) -{ - - hwif->atapi_dma = 1; - hwif->ultra_mask = 0x7f; - hwif->mwdma_mask = 0x07; - hwif->swdma_mask = 0x07; - - if (!noautodma) - hwif->autodma = 1; - hwif->drives[0].autodma = hwif->autodma; - hwif->drives[1].autodma = hwif->autodma; -} static ide_pci_device_t atiixp_pci_info[] __devinitdata = { { /* 0 */ @@ -343,12 +338,13 @@ static ide_pci_device_t atiixp_pci_info[] __devinitdata = { .enablebits = {{0x48,0x01,0x00}, {0x48,0x08,0x00}}, .bootable = ON_BOARD, },{ /* 1 */ - .name = "ATI SB600 SATA Legacy IDE", - .init_hwif = init_hwif_sb600_legacy, - .channels = 2, + .name = "SB600_PATA", + .init_hwif = init_hwif_atiixp, + .channels = 1, .autodma = AUTODMA, - .bootable = ON_BOARD, - } + .enablebits = {{0x48,0x01,0x00}, {0x00,0x00,0x00}}, + .bootable = ON_BOARD, + }, }; /** @@ -369,7 +365,7 @@ static struct pci_device_id atiixp_pci_tbl[] = { { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP200_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, - { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, { 0, }, }; MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl); @@ -380,7 +376,7 @@ static struct pci_driver driver = { .probe = atiixp_init_one, }; -static int atiixp_ide_init(void) +static int __init atiixp_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c index 20c32716bbc4..aee947e8fc38 100644 --- a/drivers/ide/pci/cmd64x.c +++ b/drivers/ide/pci/cmd64x.c @@ -793,7 +793,7 @@ static struct pci_driver driver = { .probe = cmd64x_init_one, }; -static int cmd64x_ide_init(void) +static int __init cmd64x_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/cs5520.c b/drivers/ide/pci/cs5520.c index 079f7c86726b..ba6786aabf3b 100644 --- a/drivers/ide/pci/cs5520.c +++ b/drivers/ide/pci/cs5520.c @@ -260,7 +260,7 @@ static struct pci_driver driver = { .probe = cs5520_init_one, }; -static int cs5520_ide_init(void) +static int __init cs5520_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/cs5530.c b/drivers/ide/pci/cs5530.c index ae405fa32236..9bf5fdfc5b1f 100644 --- a/drivers/ide/pci/cs5530.c +++ b/drivers/ide/pci/cs5530.c @@ -374,7 +374,7 @@ static struct pci_driver driver = { .probe = cs5530_init_one, }; -static int cs5530_ide_init(void) +static int __init cs5530_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/cy82c693.c b/drivers/ide/pci/cy82c693.c index 64330c459bd4..9eafcbf444f4 100644 --- a/drivers/ide/pci/cy82c693.c +++ b/drivers/ide/pci/cy82c693.c @@ -519,7 +519,7 @@ static struct pci_driver driver = { .probe = cy82c693_init_one, }; -static int cy82c693_ide_init(void) +static int __init cy82c693_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index 9f306880491a..b408c6c517ea 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -185,36 +185,6 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = { .channels = 2, .autodma = AUTODMA, .bootable = OFF_BOARD, - },{ /* 15 */ - .name = "JMB361", - .init_hwif = init_hwif_generic, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 16 */ - .name = "JMB363", - .init_hwif = init_hwif_generic, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 17 */ - .name = "JMB365", - .init_hwif = init_hwif_generic, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 18 */ - .name = "JMB366", - .init_hwif = init_hwif_generic, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, - },{ /* 19 */ - .name = "JMB368", - .init_hwif = init_hwif_generic, - .channels = 2, - .autodma = AUTODMA, - .bootable = OFF_BOARD, } }; @@ -281,11 +251,6 @@ static struct pci_device_id generic_pci_tbl[] = { { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12}, { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13}, { PCI_VENDOR_ID_NETCELL,PCI_DEVICE_ID_REVOLUTION, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14}, - { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 15}, - { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 16}, - { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17}, - { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18}, - { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19}, /* Must come last. If you add entries adjust this table appropriately and the init_one code */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0}, { 0, }, @@ -298,7 +263,7 @@ static struct pci_driver driver = { .probe = generic_init_one, }; -static int generic_ide_init(void) +static int __init generic_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c index b46cb042290a..ce7b08f08a09 100644 --- a/drivers/ide/pci/hpt34x.c +++ b/drivers/ide/pci/hpt34x.c @@ -265,7 +265,7 @@ static struct pci_driver driver = { .probe = hpt34x_init_one, }; -static int hpt34x_ide_init(void) +static int __init hpt34x_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index 08119da06d54..b486442dd5d7 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -1613,7 +1613,7 @@ static struct pci_driver driver = { .probe = hpt366_init_one, }; -static int hpt366_ide_init(void) +static int __init hpt366_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/jmicron.c b/drivers/ide/pci/jmicron.c index c1cec236ecf0..f07bbbed1778 100644 --- a/drivers/ide/pci/jmicron.c +++ b/drivers/ide/pci/jmicron.c @@ -86,15 +86,16 @@ static int __devinit ata66_jmicron(ide_hwif_t *hwif) { case PORT_PATA0: if (control & (1 << 3)) /* 40/80 pin primary */ - return 1; - return 0; + return 0; + return 1; case PORT_PATA1: if (control5 & (1 << 19)) /* 40/80 pin secondary */ return 0; return 1; case PORT_SATA: - return 1; + break; } + return 1; /* Avoid bogus "control reaches end of non-void function" */ } static void jmicron_tuneproc (ide_drive_t *drive, byte mode_wanted) @@ -240,11 +241,11 @@ static int __devinit jmicron_init_one(struct pci_dev *dev, const struct pci_devi } static struct pci_device_id jmicron_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361), 0}, - { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363), 1}, - { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365), 2}, - { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366), 3}, - { PCI_DEVICE(PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368), 4}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4}, { 0, }, }; diff --git a/drivers/ide/pci/ns87415.c b/drivers/ide/pci/ns87415.c index d95714bcee4e..8aaea4ea5549 100644 --- a/drivers/ide/pci/ns87415.c +++ b/drivers/ide/pci/ns87415.c @@ -302,7 +302,7 @@ static struct pci_driver driver = { .probe = ns87415_init_one, }; -static int ns87415_ide_init(void) +static int __init ns87415_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/opti621.c b/drivers/ide/pci/opti621.c index 7a7c2ef78ac2..22bbf613f948 100644 --- a/drivers/ide/pci/opti621.c +++ b/drivers/ide/pci/opti621.c @@ -382,7 +382,7 @@ static struct pci_driver driver = { .probe = opti621_init_one, }; -static int opti621_ide_init(void) +static int __init opti621_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/pdc202xx_new.c b/drivers/ide/pci/pdc202xx_new.c index 7cb48576e479..77a9aaa7dab9 100644 --- a/drivers/ide/pci/pdc202xx_new.c +++ b/drivers/ide/pci/pdc202xx_new.c @@ -756,7 +756,7 @@ static struct pci_driver driver = { .probe = pdc202new_init_one, }; -static int pdc202new_ide_init(void) +static int __init pdc202new_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c index 184cdacddeb6..143239c093d5 100644 --- a/drivers/ide/pci/pdc202xx_old.c +++ b/drivers/ide/pci/pdc202xx_old.c @@ -719,7 +719,7 @@ static struct pci_driver driver = { .probe = pdc202xx_init_one, }; -static int pdc202xx_ide_init(void) +static int __init pdc202xx_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/rz1000.c b/drivers/ide/pci/rz1000.c index 5f6950c2d1d1..c1855311052b 100644 --- a/drivers/ide/pci/rz1000.c +++ b/drivers/ide/pci/rz1000.c @@ -77,7 +77,7 @@ static struct pci_driver driver = { .probe = rz1000_init_one, }; -static int rz1000_ide_init(void) +static int __init rz1000_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/sc1200.c b/drivers/ide/pci/sc1200.c index ff80937d94dd..8d762d323f8b 100644 --- a/drivers/ide/pci/sc1200.c +++ b/drivers/ide/pci/sc1200.c @@ -507,7 +507,7 @@ static struct pci_driver driver = { #endif }; -static int sc1200_ide_init(void) +static int __init sc1200_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index 057548d07205..ea9a28a45853 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -666,7 +666,7 @@ static struct pci_driver driver = { .probe = svwks_init_one, }; -static int svwks_ide_init(void) +static int __init svwks_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/sgiioc4.c b/drivers/ide/pci/sgiioc4.c index cfad09accf52..b0bf01809279 100644 --- a/drivers/ide/pci/sgiioc4.c +++ b/drivers/ide/pci/sgiioc4.c @@ -762,8 +762,7 @@ static struct ioc4_submodule ioc4_ide_submodule = { /* .is_remove = ioc4_ide_remove_one, */ }; -static int __devinit -ioc4_ide_init(void) +static int __init ioc4_ide_init(void) { return ioc4_register_submodule(&ioc4_ide_submodule); } diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index 697f566fb90a..4ff89c7d990a 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -1096,7 +1096,7 @@ static struct pci_driver driver = { .probe = siimage_init_one, }; -static int siimage_ide_init(void) +static int __init siimage_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 6b313139b5e4..1afff659ab55 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -968,7 +968,7 @@ static struct pci_driver driver = { .probe = sis5513_init_one, }; -static int sis5513_ide_init(void) +static int __init sis5513_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/sl82c105.c b/drivers/ide/pci/sl82c105.c index 5afefe8692fe..170a26199050 100644 --- a/drivers/ide/pci/sl82c105.c +++ b/drivers/ide/pci/sl82c105.c @@ -492,7 +492,7 @@ static struct pci_driver driver = { .probe = sl82c105_init_one, }; -static int sl82c105_ide_init(void) +static int __init sl82c105_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/slc90e66.c b/drivers/ide/pci/slc90e66.c index 9be7e49cba0e..90e79c0844d2 100644 --- a/drivers/ide/pci/slc90e66.c +++ b/drivers/ide/pci/slc90e66.c @@ -253,7 +253,7 @@ static struct pci_driver driver = { .probe = slc90e66_init_one, }; -static int slc90e66_ide_init(void) +static int __init slc90e66_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/triflex.c b/drivers/ide/pci/triflex.c index 56d84931d6de..b13cce1fd1a6 100644 --- a/drivers/ide/pci/triflex.c +++ b/drivers/ide/pci/triflex.c @@ -173,7 +173,7 @@ static struct pci_driver driver = { .probe = triflex_init_one, }; -static int triflex_ide_init(void) +static int __init triflex_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/trm290.c b/drivers/ide/pci/trm290.c index 2a282529bfc1..174b88c4780e 100644 --- a/drivers/ide/pci/trm290.c +++ b/drivers/ide/pci/trm290.c @@ -355,7 +355,7 @@ static struct pci_driver driver = { .probe = trm290_init_one, }; -static int trm290_ide_init(void) +static int __init trm290_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/ide/pci/via82cxxx.c b/drivers/ide/pci/via82cxxx.c index 381cc6f101ce..6fb6e50b8231 100644 --- a/drivers/ide/pci/via82cxxx.c +++ b/drivers/ide/pci/via82cxxx.c @@ -78,6 +78,8 @@ static struct via_isa_bridge { u8 rev_max; u16 flags; } via_isa_bridges[] = { + { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, + { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, @@ -504,6 +506,7 @@ static struct pci_device_id via_pci_tbl[] = { { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C576_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_6410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_SATA_EIDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, { 0, }, }; MODULE_DEVICE_TABLE(pci, via_pci_tbl); @@ -514,7 +517,7 @@ static struct pci_driver driver = { .probe = via_init_one, }; -static int via_ide_init(void) +static int __init via_ide_init(void) { return ide_pci_register_driver(&driver); } diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 9c70ff65e6b7..c79df79307ed 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -1163,7 +1163,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data) case MSR_K6_STAR: vcpu->svm->vmcb->save.star = data; break; -#ifdef CONFIG_X86_64_ +#ifdef CONFIG_X86_64 case MSR_LSTAR: vcpu->svm->vmcb->save.lstar = data; break; diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index 27f2751c3baa..54c35c0b3181 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -1116,6 +1116,8 @@ static int vmx_vcpu_setup(struct kvm_vcpu *vcpu) if (rdmsr_safe(index, &data_low, &data_high) < 0) continue; + if (wrmsr_safe(index, data_low, data_high) < 0) + continue; data = data_low | ((u64)data_high << 32); vcpu->host_msrs[j].index = index; vcpu->host_msrs[j].reserved = 0; diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig index 00db31c314e0..89bba277da5f 100644 --- a/drivers/misc/Kconfig +++ b/drivers/misc/Kconfig @@ -69,6 +69,25 @@ config TIFM_7XX1 To compile this driver as a module, choose M here: the module will be called tifm_7xx1. +config ASUS_LAPTOP + tristate "Asus Laptop Extras (EXPERIMENTAL)" + depends on X86 + depends on ACPI + depends on EXPERIMENTAL && !ACPI_ASUS + depends on LEDS_CLASS + depends on BACKLIGHT_CLASS_DEVICE + ---help--- + This is the new Linux driver for Asus laptops. It may also support some + MEDION, JVC or VICTOR laptops. It makes all the extra buttons generate + standard ACPI events that go through /proc/acpi/events. It also adds + support for video output switching, LCD backlight control, Bluetooth and + Wlan control, and most importantly, allows you to blink those fancy LEDs. + + For more information and a userspace daemon for handling the extra + buttons see <http://acpi4asus.sf.net/>. + + If you have an ACPI-compatible ASUS laptop, say Y or M here. + config MSI_LAPTOP tristate "MSI Laptop Extras" depends on X86 diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile index c9e98ab021c5..35da53c409c0 100644 --- a/drivers/misc/Makefile +++ b/drivers/misc/Makefile @@ -6,6 +6,7 @@ obj- := misc.o # Dummy rule to force built-in.o to be made obj-$(CONFIG_IBM_ASM) += ibmasm/ obj-$(CONFIG_HDPU_FEATURES) += hdpuftrs/ obj-$(CONFIG_MSI_LAPTOP) += msi-laptop.o +obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o obj-$(CONFIG_LKDTM) += lkdtm.o obj-$(CONFIG_TIFM_CORE) += tifm_core.o obj-$(CONFIG_TIFM_7XX1) += tifm_7xx1.o diff --git a/drivers/misc/asus-laptop.c b/drivers/misc/asus-laptop.c new file mode 100644 index 000000000000..b6243506add8 --- /dev/null +++ b/drivers/misc/asus-laptop.c @@ -0,0 +1,1170 @@ +/* + * asus-laptop.c - Asus Laptop Support + * + * + * Copyright (C) 2002-2005 Julien Lerouge, 2003-2006 Karol Kozimor + * Copyright (C) 2006 Corentin Chary + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * + * The development page for this driver is located at + * http://sourceforge.net/projects/acpi4asus/ + * + * Credits: + * Pontus Fuchs - Helper functions, cleanup + * Johann Wiesner - Small compile fixes + * John Belmonte - ACPI code for Toshiba laptop was a good starting point. + * Eric Burghard - LED display support for W1N + * Josh Green - Light Sens support + * Thomas Tuttle - His first patch for led support was very helpfull + * + */ + +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/err.h> +#include <linux/proc_fs.h> +#include <linux/backlight.h> +#include <linux/fb.h> +#include <linux/leds.h> +#include <linux/platform_device.h> +#include <acpi/acpi_drivers.h> +#include <acpi/acpi_bus.h> +#include <asm/uaccess.h> + +#define ASUS_LAPTOP_VERSION "0.40" + +#define ASUS_HOTK_NAME "Asus Laptop Support" +#define ASUS_HOTK_CLASS "hotkey" +#define ASUS_HOTK_DEVICE_NAME "Hotkey" +#define ASUS_HOTK_HID "ATK0100" +#define ASUS_HOTK_FILE "asus-laptop" +#define ASUS_HOTK_PREFIX "\\_SB.ATKD." + +/* + * Some events we use, same for all Asus + */ +#define ATKD_BR_UP 0x10 +#define ATKD_BR_DOWN 0x20 +#define ATKD_LCD_ON 0x33 +#define ATKD_LCD_OFF 0x34 + +/* + * Known bits returned by \_SB.ATKD.HWRS + */ +#define WL_HWRS 0x80 +#define BT_HWRS 0x100 + +/* + * Flags for hotk status + * WL_ON and BT_ON are also used for wireless_status() + */ +#define WL_ON 0x01 //internal Wifi +#define BT_ON 0x02 //internal Bluetooth +#define MLED_ON 0x04 //mail LED +#define TLED_ON 0x08 //touchpad LED +#define RLED_ON 0x10 //Record LED +#define PLED_ON 0x20 //Phone LED +#define LCD_ON 0x40 //LCD backlight + +#define ASUS_LOG ASUS_HOTK_FILE ": " +#define ASUS_ERR KERN_ERR ASUS_LOG +#define ASUS_WARNING KERN_WARNING ASUS_LOG +#define ASUS_NOTICE KERN_NOTICE ASUS_LOG +#define ASUS_INFO KERN_INFO ASUS_LOG +#define ASUS_DEBUG KERN_DEBUG ASUS_LOG + +MODULE_AUTHOR("Julien Lerouge, Karol Kozimor, Corentin Chary"); +MODULE_DESCRIPTION(ASUS_HOTK_NAME); +MODULE_LICENSE("GPL"); + +#define ASUS_HANDLE(object, paths...) \ + static acpi_handle object##_handle = NULL; \ + static char *object##_paths[] = { paths } + +/* LED */ +ASUS_HANDLE(mled_set, ASUS_HOTK_PREFIX "MLED"); +ASUS_HANDLE(tled_set, ASUS_HOTK_PREFIX "TLED"); +ASUS_HANDLE(rled_set, ASUS_HOTK_PREFIX "RLED"); /* W1JC */ +ASUS_HANDLE(pled_set, ASUS_HOTK_PREFIX "PLED"); /* A7J */ + +/* LEDD */ +ASUS_HANDLE(ledd_set, ASUS_HOTK_PREFIX "SLCM"); + +/* Bluetooth and WLAN + * WLED and BLED are not handled like other XLED, because in some dsdt + * they also control the WLAN/Bluetooth device. + */ +ASUS_HANDLE(wl_switch, ASUS_HOTK_PREFIX "WLED"); +ASUS_HANDLE(bt_switch, ASUS_HOTK_PREFIX "BLED"); +ASUS_HANDLE(wireless_status, ASUS_HOTK_PREFIX "RSTS"); /* All new models */ + +/* Brightness */ +ASUS_HANDLE(brightness_set, ASUS_HOTK_PREFIX "SPLV"); +ASUS_HANDLE(brightness_get, ASUS_HOTK_PREFIX "GPLV"); + +/* Backlight */ +ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10", /* All new models */ + "\\_SB.PCI0.ISA.EC0._Q10", /* A1x */ + "\\_SB.PCI0.PX40.ECD0._Q10", /* L3C */ + "\\_SB.PCI0.PX40.EC0.Q10", /* M1A */ + "\\_SB.PCI0.LPCB.EC0._Q10", /* P30 */ + "\\_SB.PCI0.PX40.Q10", /* S1x */ + "\\Q10"); /* A2x, L2D, L3D, M2E */ + +/* Display */ +ASUS_HANDLE(display_set, ASUS_HOTK_PREFIX "SDSP"); +ASUS_HANDLE(display_get, "\\_SB.PCI0.P0P1.VGA.GETD", /* A6B, A6K A6R A7D F3JM L4R M6R A3G + M6A M6V VX-1 V6J V6V W3Z */ + "\\_SB.PCI0.P0P2.VGA.GETD", /* A3E A4K, A4D A4L A6J A7J A8J Z71V M9V + S5A M5A z33A W1Jc W2V */ + "\\_SB.PCI0.P0P3.VGA.GETD", /* A6V A6Q */ + "\\_SB.PCI0.P0PA.VGA.GETD", /* A6T, A6M */ + "\\_SB.PCI0.PCI1.VGAC.NMAP", /* L3C */ + "\\_SB.PCI0.VGA.GETD", /* Z96F */ + "\\ACTD", /* A2D */ + "\\ADVG", /* A4G Z71A W1N W5A W5F M2N M3N M5N M6N S1N S5N */ + "\\DNXT", /* P30 */ + "\\INFB", /* A2H D1 L2D L3D L3H L2E L5D L5C M1A M2E L4L W3V */ + "\\SSTE"); /* A3F A6F A3N A3L M6N W3N W6A */ + +ASUS_HANDLE(ls_switch, ASUS_HOTK_PREFIX "ALSC"); /* Z71A Z71V */ +ASUS_HANDLE(ls_level, ASUS_HOTK_PREFIX "ALSL"); /* Z71A Z71V */ + +/* + * This is the main structure, we can use it to store anything interesting + * about the hotk device + */ +struct asus_hotk { + char *name; //laptop name + struct acpi_device *device; //the device we are in + acpi_handle handle; //the handle of the hotk device + char status; //status of the hotk, for LEDs, ... + u32 ledd_status; //status of the LED display + u8 light_level; //light sensor level + u8 light_switch; //light sensor switch value + u16 event_count[128]; //count for each event TODO make this better +}; + +/* + * This header is made available to allow proper configuration given model, + * revision number , ... this info cannot go in struct asus_hotk because it is + * available before the hotk + */ +static struct acpi_table_header *asus_info; + +/* The actual device the driver binds to */ +static struct asus_hotk *hotk; + +/* + * The hotkey driver declaration + */ +static int asus_hotk_add(struct acpi_device *device); +static int asus_hotk_remove(struct acpi_device *device, int type); +static struct acpi_driver asus_hotk_driver = { + .name = ASUS_HOTK_NAME, + .class = ASUS_HOTK_CLASS, + .ids = ASUS_HOTK_HID, + .ops = { + .add = asus_hotk_add, + .remove = asus_hotk_remove, + }, +}; + +/* The backlight device /sys/class/backlight */ +static struct backlight_device *asus_backlight_device; + +/* + * The backlight class declaration + */ +static int read_brightness(struct backlight_device *bd); +static int update_bl_status(struct backlight_device *bd); +static struct backlight_properties asusbl_data = { + .owner = THIS_MODULE, + .get_brightness = read_brightness, + .update_status = update_bl_status, + .max_brightness = 15, +}; + +/* These functions actually update the LED's, and are called from a + * workqueue. By doing this as separate work rather than when the LED + * subsystem asks, we avoid messing with the Asus ACPI stuff during a + * potentially bad time, such as a timer interrupt. */ +static struct workqueue_struct *led_workqueue; + +#define ASUS_LED(object, ledname) \ + static void object##_led_set(struct led_classdev *led_cdev, \ + enum led_brightness value); \ + static void object##_led_update(struct work_struct *ignored); \ + static int object##_led_wk; \ + DECLARE_WORK(object##_led_work, object##_led_update); \ + static struct led_classdev object##_led = { \ + .name = "asus:" ledname, \ + .brightness_set = object##_led_set, \ + } + +ASUS_LED(mled, "mail"); +ASUS_LED(tled, "touchpad"); +ASUS_LED(rled, "record"); +ASUS_LED(pled, "phone"); + +/* + * This function evaluates an ACPI method, given an int as parameter, the + * method is searched within the scope of the handle, can be NULL. The output + * of the method is written is output, which can also be NULL + * + * returns 1 if write is successful, 0 else. + */ +static int write_acpi_int(acpi_handle handle, const char *method, int val, + struct acpi_buffer *output) +{ + struct acpi_object_list params; //list of input parameters (an int here) + union acpi_object in_obj; //the only param we use + acpi_status status; + + params.count = 1; + params.pointer = &in_obj; + in_obj.type = ACPI_TYPE_INTEGER; + in_obj.integer.value = val; + + status = acpi_evaluate_object(handle, (char *)method, ¶ms, output); + return (status == AE_OK); +} + +static int read_acpi_int(acpi_handle handle, const char *method, int *val, + struct acpi_object_list *params) +{ + struct acpi_buffer output; + union acpi_object out_obj; + acpi_status status; + + output.length = sizeof(out_obj); + output.pointer = &out_obj; + + status = acpi_evaluate_object(handle, (char *)method, params, &output); + *val = out_obj.integer.value; + return (status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER); +} + +static int read_wireless_status(int mask) +{ + int status; + + if (!wireless_status_handle) + return (hotk->status & mask) ? 1 : 0; + + if (read_acpi_int(wireless_status_handle, NULL, &status, NULL)) { + return (status & mask) ? 1 : 0; + } else + printk(ASUS_WARNING "Error reading Wireless status\n"); + + return (hotk->status & mask) ? 1 : 0; +} + +/* Generic LED functions */ +static int read_status(int mask) +{ + /* There is a special method for both wireless devices */ + if (mask == BT_ON || mask == WL_ON) + return read_wireless_status(mask); + + return (hotk->status & mask) ? 1 : 0; +} + +static void write_status(acpi_handle handle, int out, int mask, int invert) +{ + hotk->status = (out) ? (hotk->status | mask) : (hotk->status & ~mask); + + if (invert) /* invert target value */ + out = !out & 0x1; + + if (handle && !write_acpi_int(handle, NULL, out, NULL)) + printk(ASUS_WARNING " write failed\n"); +} + +/* /sys/class/led handlers */ +#define ASUS_LED_HANDLER(object, mask, invert) \ + static void object##_led_set(struct led_classdev *led_cdev, \ + enum led_brightness value) \ + { \ + object##_led_wk = value; \ + queue_work(led_workqueue, &object##_led_work); \ + } \ + static void object##_led_update(struct work_struct *ignored) \ + { \ + int value = object##_led_wk; \ + write_status(object##_set_handle, value, (mask), (invert)); \ + } + +ASUS_LED_HANDLER(mled, MLED_ON, 1); +ASUS_LED_HANDLER(pled, PLED_ON, 0); +ASUS_LED_HANDLER(rled, RLED_ON, 0); +ASUS_LED_HANDLER(tled, TLED_ON, 0); + +static int get_lcd_state(void) +{ + return read_status(LCD_ON); +} + +static int set_lcd_state(int value) +{ + int lcd = 0; + acpi_status status = 0; + + lcd = value ? 1 : 0; + + if (lcd == get_lcd_state()) + return 0; + + if (lcd_switch_handle) { + status = acpi_evaluate_object(lcd_switch_handle, + NULL, NULL, NULL); + + if (ACPI_FAILURE(status)) + printk(ASUS_WARNING "Error switching LCD\n"); + } + + write_status(NULL, lcd, LCD_ON, 0); + return 0; +} + +static void lcd_blank(int blank) +{ + struct backlight_device *bd = asus_backlight_device; + + if (bd) { + down(&bd->sem); + if (likely(bd->props)) { + bd->props->power = blank; + if (likely(bd->props->update_status)) + bd->props->update_status(bd); + } + up(&bd->sem); + } +} + +static int read_brightness(struct backlight_device *bd) +{ + int value; + + if (!read_acpi_int(brightness_get_handle, NULL, &value, NULL)) + printk(ASUS_WARNING "Error reading brightness\n"); + + return value; +} + +static int set_brightness(struct backlight_device *bd, int value) +{ + int ret = 0; + + value = (0 < value) ? ((15 < value) ? 15 : value) : 0; + /* 0 <= value <= 15 */ + + if (!write_acpi_int(brightness_set_handle, NULL, value, NULL)) { + printk(ASUS_WARNING "Error changing brightness\n"); + ret = -EIO; + } + + return ret; +} + +static int update_bl_status(struct backlight_device *bd) +{ + int rv; + int value = bd->props->brightness; + + rv = set_brightness(bd, value); + if (rv) + return rv; + + value = (bd->props->power == FB_BLANK_UNBLANK) ? 1 : 0; + return set_lcd_state(value); +} + +/* + * Platform device handlers + */ + +/* + * We write our info in page, we begin at offset off and cannot write more + * than count bytes. We set eof to 1 if we handle those 2 values. We return the + * number of bytes written in page + */ +static ssize_t show_infos(struct device *dev, + struct device_attribute *attr, char *page) +{ + int len = 0; + int temp; + char buf[16]; //enough for all info + /* + * We use the easy way, we don't care of off and count, so we don't set eof + * to 1 + */ + + len += sprintf(page, ASUS_HOTK_NAME " " ASUS_LAPTOP_VERSION "\n"); + len += sprintf(page + len, "Model reference : %s\n", hotk->name); + /* + * The SFUN method probably allows the original driver to get the list + * of features supported by a given model. For now, 0x0100 or 0x0800 + * bit signifies that the laptop is equipped with a Wi-Fi MiniPCI card. + * The significance of others is yet to be found. + */ + if (read_acpi_int(hotk->handle, "SFUN", &temp, NULL)) + len += + sprintf(page + len, "SFUN value : 0x%04x\n", temp); + /* + * Another value for userspace: the ASYM method returns 0x02 for + * battery low and 0x04 for battery critical, its readings tend to be + * more accurate than those provided by _BST. + * Note: since not all the laptops provide this method, errors are + * silently ignored. + */ + if (read_acpi_int(hotk->handle, "ASYM", &temp, NULL)) + len += + sprintf(page + len, "ASYM value : 0x%04x\n", temp); + if (asus_info) { + snprintf(buf, 16, "%d", asus_info->length); + len += sprintf(page + len, "DSDT length : %s\n", buf); + snprintf(buf, 16, "%d", asus_info->checksum); + len += sprintf(page + len, "DSDT checksum : %s\n", buf); + snprintf(buf, 16, "%d", asus_info->revision); + len += sprintf(page + len, "DSDT revision : %s\n", buf); + snprintf(buf, 7, "%s", asus_info->oem_id); + len += sprintf(page + len, "OEM id : %s\n", buf); + snprintf(buf, 9, "%s", asus_info->oem_table_id); + len += sprintf(page + len, "OEM table id : %s\n", buf); + snprintf(buf, 16, "%x", asus_info->oem_revision); + len += sprintf(page + len, "OEM revision : 0x%s\n", buf); + snprintf(buf, 5, "%s", asus_info->asl_compiler_id); + len += sprintf(page + len, "ASL comp vendor id : %s\n", buf); + snprintf(buf, 16, "%x", asus_info->asl_compiler_revision); + len += sprintf(page + len, "ASL comp revision : 0x%s\n", buf); + } + + return len; +} + +static int parse_arg(const char *buf, unsigned long count, int *val) +{ + if (!count) + return 0; + if (count > 31) + return -EINVAL; + if (sscanf(buf, "%i", val) != 1) + return -EINVAL; + return count; +} + +static ssize_t store_status(const char *buf, size_t count, + acpi_handle handle, int mask, int invert) +{ + int rv, value; + int out = 0; + + rv = parse_arg(buf, count, &value); + if (rv > 0) + out = value ? 1 : 0; + + write_status(handle, out, mask, invert); + + return rv; +} + +/* + * LEDD display + */ +static ssize_t show_ledd(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "0x%08x\n", hotk->ledd_status); +} + +static ssize_t store_ledd(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + int rv, value; + + rv = parse_arg(buf, count, &value); + if (rv > 0) { + if (!write_acpi_int(ledd_set_handle, NULL, value, NULL)) + printk(ASUS_WARNING "LED display write failed\n"); + else + hotk->ledd_status = (u32) value; + } + return rv; +} + +/* + * WLAN + */ +static ssize_t show_wlan(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", read_status(WL_ON)); +} + +static ssize_t store_wlan(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + return store_status(buf, count, wl_switch_handle, WL_ON, 0); +} + +/* + * Bluetooth + */ +static ssize_t show_bluetooth(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", read_status(BT_ON)); +} + +static ssize_t store_bluetooth(struct device *dev, + struct device_attribute *attr, const char *buf, + size_t count) +{ + return store_status(buf, count, bt_switch_handle, BT_ON, 0); +} + +/* + * Display + */ +static void set_display(int value) +{ + /* no sanity check needed for now */ + if (!write_acpi_int(display_set_handle, NULL, value, NULL)) + printk(ASUS_WARNING "Error setting display\n"); + return; +} + +static int read_display(void) +{ + int value = 0; + + /* In most of the case, we know how to set the display, but sometime + we can't read it */ + if (display_get_handle) { + if (!read_acpi_int(display_get_handle, NULL, &value, NULL)) + printk(ASUS_WARNING "Error reading display status\n"); + } + + value &= 0x0F; /* needed for some models, shouldn't hurt others */ + + return value; +} + +/* + * Now, *this* one could be more user-friendly, but so far, no-one has + * complained. The significance of bits is the same as in store_disp() + */ +static ssize_t show_disp(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", read_display()); +} + +/* + * Experimental support for display switching. As of now: 1 should activate + * the LCD output, 2 should do for CRT, 4 for TV-Out and 8 for DVI. + * Any combination (bitwise) of these will suffice. I never actually tested 4 + * displays hooked up simultaneously, so be warned. See the acpi4asus README + * for more info. + */ +static ssize_t store_disp(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + int rv, value; + + rv = parse_arg(buf, count, &value); + if (rv > 0) + set_display(value); + return rv; +} + +/* + * Light Sens + */ +static void set_light_sens_switch(int value) +{ + if (!write_acpi_int(ls_switch_handle, NULL, value, NULL)) + printk(ASUS_WARNING "Error setting light sensor switch\n"); + hotk->light_switch = value; +} + +static ssize_t show_lssw(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", hotk->light_switch); +} + +static ssize_t store_lssw(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + int rv, value; + + rv = parse_arg(buf, count, &value); + if (rv > 0) + set_light_sens_switch(value ? 1 : 0); + + return rv; +} + +static void set_light_sens_level(int value) +{ + if (!write_acpi_int(ls_level_handle, NULL, value, NULL)) + printk(ASUS_WARNING "Error setting light sensor level\n"); + hotk->light_level = value; +} + +static ssize_t show_lslvl(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return sprintf(buf, "%d\n", hotk->light_level); +} + +static ssize_t store_lslvl(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + int rv, value; + + rv = parse_arg(buf, count, &value); + if (rv > 0) { + value = (0 < value) ? ((15 < value) ? 15 : value) : 0; + /* 0 <= value <= 15 */ + set_light_sens_level(value); + } + + return rv; +} + +static void asus_hotk_notify(acpi_handle handle, u32 event, void *data) +{ + /* TODO Find a better way to handle events count. */ + if (!hotk) + return; + + /* + * We need to tell the backlight device when the backlight power is + * switched + */ + if (event == ATKD_LCD_ON) { + write_status(NULL, 1, LCD_ON, 0); + lcd_blank(FB_BLANK_UNBLANK); + } else if (event == ATKD_LCD_OFF) { + write_status(NULL, 0, LCD_ON, 0); + lcd_blank(FB_BLANK_POWERDOWN); + } + + acpi_bus_generate_event(hotk->device, event, + hotk->event_count[event % 128]++); + + return; +} + +#define ASUS_CREATE_DEVICE_ATTR(_name) \ + struct device_attribute dev_attr_##_name = { \ + .attr = { \ + .name = __stringify(_name), \ + .mode = 0, \ + .owner = THIS_MODULE }, \ + .show = NULL, \ + .store = NULL, \ + } + +#define ASUS_SET_DEVICE_ATTR(_name, _mode, _show, _store) \ + do { \ + dev_attr_##_name.attr.mode = _mode; \ + dev_attr_##_name.show = _show; \ + dev_attr_##_name.store = _store; \ + } while(0) + +static ASUS_CREATE_DEVICE_ATTR(infos); +static ASUS_CREATE_DEVICE_ATTR(wlan); +static ASUS_CREATE_DEVICE_ATTR(bluetooth); +static ASUS_CREATE_DEVICE_ATTR(display); +static ASUS_CREATE_DEVICE_ATTR(ledd); +static ASUS_CREATE_DEVICE_ATTR(ls_switch); +static ASUS_CREATE_DEVICE_ATTR(ls_level); + +static struct attribute *asuspf_attributes[] = { + &dev_attr_infos.attr, + &dev_attr_wlan.attr, + &dev_attr_bluetooth.attr, + &dev_attr_display.attr, + &dev_attr_ledd.attr, + &dev_attr_ls_switch.attr, + &dev_attr_ls_level.attr, + NULL +}; + +static struct attribute_group asuspf_attribute_group = { + .attrs = asuspf_attributes +}; + +static struct platform_driver asuspf_driver = { + .driver = { + .name = ASUS_HOTK_FILE, + .owner = THIS_MODULE, + } +}; + +static struct platform_device *asuspf_device; + +static void asus_hotk_add_fs(void) +{ + ASUS_SET_DEVICE_ATTR(infos, 0444, show_infos, NULL); + + if (wl_switch_handle) + ASUS_SET_DEVICE_ATTR(wlan, 0644, show_wlan, store_wlan); + + if (bt_switch_handle) + ASUS_SET_DEVICE_ATTR(bluetooth, 0644, + show_bluetooth, store_bluetooth); + + if (display_set_handle && display_get_handle) + ASUS_SET_DEVICE_ATTR(display, 0644, show_disp, store_disp); + else if (display_set_handle) + ASUS_SET_DEVICE_ATTR(display, 0200, NULL, store_disp); + + if (ledd_set_handle) + ASUS_SET_DEVICE_ATTR(ledd, 0644, show_ledd, store_ledd); + + if (ls_switch_handle && ls_level_handle) { + ASUS_SET_DEVICE_ATTR(ls_level, 0644, show_lslvl, store_lslvl); + ASUS_SET_DEVICE_ATTR(ls_switch, 0644, show_lssw, store_lssw); + } +} + +static int asus_handle_init(char *name, acpi_handle * handle, + char **paths, int num_paths) +{ + int i; + acpi_status status; + + for (i = 0; i < num_paths; i++) { + status = acpi_get_handle(NULL, paths[i], handle); + if (ACPI_SUCCESS(status)) + return 0; + } + + *handle = NULL; + return -ENODEV; +} + +#define ASUS_HANDLE_INIT(object) \ + asus_handle_init(#object, &object##_handle, object##_paths, \ + ARRAY_SIZE(object##_paths)) + +/* + * This function is used to initialize the hotk with right values. In this + * method, we can make all the detection we want, and modify the hotk struct + */ +static int asus_hotk_get_info(void) +{ + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer dsdt = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *model = NULL; + int bsts_result, hwrs_result; + char *string = NULL; + acpi_status status; + + /* + * Get DSDT headers early enough to allow for differentiating between + * models, but late enough to allow acpi_bus_register_driver() to fail + * before doing anything ACPI-specific. Should we encounter a machine, + * which needs special handling (i.e. its hotkey device has a different + * HID), this bit will be moved. A global variable asus_info contains + * the DSDT header. + */ + status = acpi_get_table(ACPI_TABLE_ID_DSDT, 1, &dsdt); + if (ACPI_FAILURE(status)) + printk(ASUS_WARNING "Couldn't get the DSDT table header\n"); + else + asus_info = dsdt.pointer; + + /* We have to write 0 on init this far for all ASUS models */ + if (!write_acpi_int(hotk->handle, "INIT", 0, &buffer)) { + printk(ASUS_ERR "Hotkey initialization failed\n"); + return -ENODEV; + } + + /* This needs to be called for some laptops to init properly */ + if (!read_acpi_int(hotk->handle, "BSTS", &bsts_result, NULL)) + printk(ASUS_WARNING "Error calling BSTS\n"); + else if (bsts_result) + printk(ASUS_NOTICE "BSTS called, 0x%02x returned\n", + bsts_result); + + /* + * Try to match the object returned by INIT to the specific model. + * Handle every possible object (or the lack of thereof) the DSDT + * writers might throw at us. When in trouble, we pass NULL to + * asus_model_match() and try something completely different. + */ + if (buffer.pointer) { + model = buffer.pointer; + switch (model->type) { + case ACPI_TYPE_STRING: + string = model->string.pointer; + break; + case ACPI_TYPE_BUFFER: + string = model->buffer.pointer; + break; + default: + string = ""; + break; + } + } + hotk->name = kstrdup(string, GFP_KERNEL); + if (!hotk->name) + return -ENOMEM; + + if (*string) + printk(ASUS_NOTICE " %s model detected\n", string); + + ASUS_HANDLE_INIT(mled_set); + ASUS_HANDLE_INIT(tled_set); + ASUS_HANDLE_INIT(rled_set); + ASUS_HANDLE_INIT(pled_set); + + ASUS_HANDLE_INIT(ledd_set); + + /* + * The HWRS method return informations about the hardware. + * 0x80 bit is for WLAN, 0x100 for Bluetooth. + * The significance of others is yet to be found. + * If we don't find the method, we assume the device are present. + */ + if (!read_acpi_int(hotk->handle, "HRWS", &hwrs_result, NULL)) + hwrs_result = WL_HWRS | BT_HWRS; + + if (hwrs_result & WL_HWRS) + ASUS_HANDLE_INIT(wl_switch); + if (hwrs_result & BT_HWRS) + ASUS_HANDLE_INIT(bt_switch); + + ASUS_HANDLE_INIT(wireless_status); + + ASUS_HANDLE_INIT(brightness_set); + ASUS_HANDLE_INIT(brightness_get); + + ASUS_HANDLE_INIT(lcd_switch); + + ASUS_HANDLE_INIT(display_set); + ASUS_HANDLE_INIT(display_get); + + /* There is a lot of models with "ALSL", but a few get + a real light sens, so we need to check it. */ + if (ASUS_HANDLE_INIT(ls_switch)) + ASUS_HANDLE_INIT(ls_level); + + kfree(model); + + return AE_OK; +} + +static int asus_hotk_check(void) +{ + int result = 0; + + result = acpi_bus_get_status(hotk->device); + if (result) + return result; + + if (hotk->device->status.present) { + result = asus_hotk_get_info(); + } else { + printk(ASUS_ERR "Hotkey device not present, aborting\n"); + return -EINVAL; + } + + return result; +} + +static int asus_hotk_found; + +static int asus_hotk_add(struct acpi_device *device) +{ + acpi_status status = AE_OK; + int result; + + if (!device) + return -EINVAL; + + printk(ASUS_NOTICE "Asus Laptop Support version %s\n", + ASUS_LAPTOP_VERSION); + + hotk = kmalloc(sizeof(struct asus_hotk), GFP_KERNEL); + if (!hotk) + return -ENOMEM; + memset(hotk, 0, sizeof(struct asus_hotk)); + + hotk->handle = device->handle; + strcpy(acpi_device_name(device), ASUS_HOTK_DEVICE_NAME); + strcpy(acpi_device_class(device), ASUS_HOTK_CLASS); + acpi_driver_data(device) = hotk; + hotk->device = device; + + result = asus_hotk_check(); + if (result) + goto end; + + asus_hotk_add_fs(); + + /* + * We install the handler, it will receive the hotk in parameter, so, we + * could add other data to the hotk struct + */ + status = acpi_install_notify_handler(hotk->handle, ACPI_SYSTEM_NOTIFY, + asus_hotk_notify, hotk); + if (ACPI_FAILURE(status)) + printk(ASUS_ERR "Error installing notify handler\n"); + + asus_hotk_found = 1; + + /* WLED and BLED are on by default */ + write_status(bt_switch_handle, 1, BT_ON, 0); + write_status(wl_switch_handle, 1, WL_ON, 0); + + /* LCD Backlight is on by default */ + write_status(NULL, 1, LCD_ON, 0); + + /* LED display is off by default */ + hotk->ledd_status = 0xFFF; + + /* Set initial values of light sensor and level */ + hotk->light_switch = 1; /* Default to light sensor disabled */ + hotk->light_level = 0; /* level 5 for sensor sensitivity */ + + if (ls_switch_handle) + set_light_sens_switch(hotk->light_switch); + + if (ls_level_handle) + set_light_sens_level(hotk->light_level); + + end: + if (result) { + kfree(hotk->name); + kfree(hotk); + } + + return result; +} + +static int asus_hotk_remove(struct acpi_device *device, int type) +{ + acpi_status status = 0; + + if (!device || !acpi_driver_data(device)) + return -EINVAL; + + status = acpi_remove_notify_handler(hotk->handle, ACPI_SYSTEM_NOTIFY, + asus_hotk_notify); + if (ACPI_FAILURE(status)) + printk(ASUS_ERR "Error removing notify handler\n"); + + kfree(hotk->name); + kfree(hotk); + + return 0; +} + +static void asus_backlight_exit(void) +{ + if (asus_backlight_device) + backlight_device_unregister(asus_backlight_device); +} + +#define ASUS_LED_UNREGISTER(object) \ + if(object##_led.class_dev \ + && !IS_ERR(object##_led.class_dev)) \ + led_classdev_unregister(&object##_led) + +static void asus_led_exit(void) +{ + ASUS_LED_UNREGISTER(mled); + ASUS_LED_UNREGISTER(tled); + ASUS_LED_UNREGISTER(pled); + ASUS_LED_UNREGISTER(rled); + + destroy_workqueue(led_workqueue); +} + +static void __exit asus_laptop_exit(void) +{ + asus_backlight_exit(); + asus_led_exit(); + + acpi_bus_unregister_driver(&asus_hotk_driver); + sysfs_remove_group(&asuspf_device->dev.kobj, &asuspf_attribute_group); + platform_device_unregister(asuspf_device); + platform_driver_unregister(&asuspf_driver); + + kfree(asus_info); +} + +static int asus_backlight_init(struct device *dev) +{ + struct backlight_device *bd; + + if (brightness_set_handle && lcd_switch_handle) { + bd = backlight_device_register(ASUS_HOTK_FILE, dev, + NULL, &asusbl_data); + if (IS_ERR(bd)) { + printk(ASUS_ERR + "Could not register asus backlight device\n"); + asus_backlight_device = NULL; + return PTR_ERR(bd); + } + + asus_backlight_device = bd; + + down(&bd->sem); + if (likely(bd->props)) { + bd->props->brightness = read_brightness(NULL); + bd->props->power = FB_BLANK_UNBLANK; + if (likely(bd->props->update_status)) + bd->props->update_status(bd); + } + up(&bd->sem); + } + return 0; +} + +static int asus_led_register(acpi_handle handle, + struct led_classdev *ldev, struct device *dev) +{ + if (!handle) + return 0; + + return led_classdev_register(dev, ldev); +} + +#define ASUS_LED_REGISTER(object, device) \ + asus_led_register(object##_set_handle, &object##_led, device) + +static int asus_led_init(struct device *dev) +{ + int rv; + + rv = ASUS_LED_REGISTER(mled, dev); + if (rv) + return rv; + + rv = ASUS_LED_REGISTER(tled, dev); + if (rv) + return rv; + + rv = ASUS_LED_REGISTER(rled, dev); + if (rv) + return rv; + + rv = ASUS_LED_REGISTER(pled, dev); + if (rv) + return rv; + + led_workqueue = create_singlethread_workqueue("led_workqueue"); + if (!led_workqueue) + return -ENOMEM; + + return 0; +} + +static int __init asus_laptop_init(void) +{ + struct device *dev; + int result; + + if (acpi_disabled) + return -ENODEV; + + if (!acpi_specific_hotkey_enabled) { + printk(ASUS_ERR "Using generic hotkey driver\n"); + return -ENODEV; + } + + result = acpi_bus_register_driver(&asus_hotk_driver); + if (result < 0) + return result; + + /* + * This is a bit of a kludge. We only want this module loaded + * for ASUS systems, but there's currently no way to probe the + * ACPI namespace for ASUS HIDs. So we just return failure if + * we didn't find one, which will cause the module to be + * unloaded. + */ + if (!asus_hotk_found) { + acpi_bus_unregister_driver(&asus_hotk_driver); + return -ENODEV; + } + + dev = acpi_get_physical_device(hotk->device->handle); + + result = asus_backlight_init(dev); + if (result) + goto fail_backlight; + + result = asus_led_init(dev); + if (result) + goto fail_led; + + /* Register platform stuff */ + result = platform_driver_register(&asuspf_driver); + if (result) + goto fail_platform_driver; + + asuspf_device = platform_device_alloc(ASUS_HOTK_FILE, -1); + if (!asuspf_device) { + result = -ENOMEM; + goto fail_platform_device1; + } + + result = platform_device_add(asuspf_device); + if (result) + goto fail_platform_device2; + + result = sysfs_create_group(&asuspf_device->dev.kobj, + &asuspf_attribute_group); + if (result) + goto fail_sysfs; + + return 0; + + fail_sysfs: + platform_device_del(asuspf_device); + + fail_platform_device2: + platform_device_put(asuspf_device); + + fail_platform_device1: + platform_driver_unregister(&asuspf_driver); + + fail_platform_driver: + asus_led_exit(); + + fail_led: + asus_backlight_exit(); + + fail_backlight: + + return result; +} + +module_init(asus_laptop_init); +module_exit(asus_laptop_exit); diff --git a/drivers/mtd/nand/cafe.c b/drivers/mtd/nand/cafe.c index b8d9b64cccc0..65f9bd3ceebf 100644 --- a/drivers/mtd/nand/cafe.c +++ b/drivers/mtd/nand/cafe.c @@ -14,6 +14,7 @@ #include <linux/pci.h> #include <linux/delay.h> #include <linux/interrupt.h> +#include <linux/dma-mapping.h> #include <asm/io.h> #define CAFE_NAND_CTRL1 0x00 diff --git a/drivers/net/82596.c b/drivers/net/82596.c index 8236f26ffd46..640d7ca2ebcf 100644 --- a/drivers/net/82596.c +++ b/drivers/net/82596.c @@ -1066,8 +1066,8 @@ static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) short length = skb->len; dev->trans_start = jiffies; - DEB(DEB_STARTTX,printk(KERN_DEBUG "%s: i596_start_xmit(%x,%x) called\n", dev->name, - skb->len, (unsigned int)skb->data)); + DEB(DEB_STARTTX,printk(KERN_DEBUG "%s: i596_start_xmit(%x,%p) called\n", + dev->name, skb->len, skb->data)); if (skb->len < ETH_ZLEN) { if (skb_padto(skb, ETH_ZLEN)) @@ -1246,7 +1246,8 @@ struct net_device * __init i82596_probe(int unit) dev->priv = (void *)(dev->mem_start); lp = dev->priv; - DEB(DEB_INIT,printk(KERN_DEBUG "%s: lp at 0x%08lx (%d bytes), lp->scb at 0x%08lx\n", + DEB(DEB_INIT,printk(KERN_DEBUG "%s: lp at 0x%08lx (%zd bytes), " + "lp->scb at 0x%08lx\n", dev->name, (unsigned long)lp, sizeof(struct i596_private), (unsigned long)&lp->scb)); memset((void *) lp, 0, sizeof(struct i596_private)); diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 5eb2ec68393f..303a8d94ad4b 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -110,6 +110,11 @@ MODULE_DEVICE_TABLE(pci, b44_pci_tbl); static void b44_halt(struct b44 *); static void b44_init_rings(struct b44 *); + +#define B44_FULL_RESET 1 +#define B44_FULL_RESET_SKIP_PHY 2 +#define B44_PARTIAL_RESET 3 + static void b44_init_hw(struct b44 *, int); static int dma_desc_align_mask; @@ -752,7 +757,7 @@ static void b44_recycle_rx(struct b44 *bp, int src_idx, u32 dest_idx_unmasked) dest_idx * sizeof(dest_desc), DMA_BIDIRECTIONAL); - pci_dma_sync_single_for_device(bp->pdev, src_desc->addr, + pci_dma_sync_single_for_device(bp->pdev, le32_to_cpu(src_desc->addr), RX_PKT_BUF_SZ, PCI_DMA_FROMDEVICE); } @@ -884,7 +889,7 @@ static int b44_poll(struct net_device *netdev, int *budget) spin_lock_irqsave(&bp->lock, flags); b44_halt(bp); b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET_SKIP_PHY); netif_wake_queue(bp->dev); spin_unlock_irqrestore(&bp->lock, flags); done = 1; @@ -954,7 +959,7 @@ static void b44_tx_timeout(struct net_device *dev) b44_halt(bp); b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET); spin_unlock_irq(&bp->lock); @@ -1071,7 +1076,7 @@ static int b44_change_mtu(struct net_device *dev, int new_mtu) b44_halt(bp); dev->mtu = new_mtu; b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET); spin_unlock_irq(&bp->lock); b44_enable_ints(bp); @@ -1368,12 +1373,12 @@ static int b44_set_mac_addr(struct net_device *dev, void *p) * packet processing. Invoked with bp->lock held. */ static void __b44_set_rx_mode(struct net_device *); -static void b44_init_hw(struct b44 *bp, int full_reset) +static void b44_init_hw(struct b44 *bp, int reset_kind) { u32 val; b44_chip_reset(bp); - if (full_reset) { + if (reset_kind == B44_FULL_RESET) { b44_phy_reset(bp); b44_setup_phy(bp); } @@ -1390,7 +1395,10 @@ static void b44_init_hw(struct b44 *bp, int full_reset) bw32(bp, B44_TXMAXLEN, bp->dev->mtu + ETH_HLEN + 8 + RX_HEADER_LEN); bw32(bp, B44_TX_WMARK, 56); /* XXX magic */ - if (full_reset) { + if (reset_kind == B44_PARTIAL_RESET) { + bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE | + (bp->rx_offset << DMARX_CTRL_ROSHIFT))); + } else { bw32(bp, B44_DMATX_CTRL, DMATX_CTRL_ENABLE); bw32(bp, B44_DMATX_ADDR, bp->tx_ring_dma + bp->dma_offset); bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE | @@ -1401,9 +1409,6 @@ static void b44_init_hw(struct b44 *bp, int full_reset) bp->rx_prod = bp->rx_pending; bw32(bp, B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ); - } else { - bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE | - (bp->rx_offset << DMARX_CTRL_ROSHIFT))); } val = br32(bp, B44_ENET_CTRL); @@ -1420,7 +1425,7 @@ static int b44_open(struct net_device *dev) goto out; b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET); b44_check_phy(bp); @@ -1629,7 +1634,7 @@ static int b44_close(struct net_device *dev) netif_poll_enable(dev); if (bp->flags & B44_FLAG_WOL_ENABLE) { - b44_init_hw(bp, 0); + b44_init_hw(bp, B44_PARTIAL_RESET); b44_setup_wol(bp); } @@ -1905,7 +1910,7 @@ static int b44_set_ringparam(struct net_device *dev, b44_halt(bp); b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET); netif_wake_queue(bp->dev); spin_unlock_irq(&bp->lock); @@ -1948,7 +1953,7 @@ static int b44_set_pauseparam(struct net_device *dev, if (bp->flags & B44_FLAG_PAUSE_AUTO) { b44_halt(bp); b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET); } else { __b44_set_flow_ctrl(bp, bp->flags); } @@ -2304,7 +2309,7 @@ static int b44_suspend(struct pci_dev *pdev, pm_message_t state) free_irq(dev->irq, dev); if (bp->flags & B44_FLAG_WOL_ENABLE) { - b44_init_hw(bp, 0); + b44_init_hw(bp, B44_PARTIAL_RESET); b44_setup_wol(bp); } pci_disable_device(pdev); @@ -2315,21 +2320,32 @@ static int b44_resume(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct b44 *bp = netdev_priv(dev); + int rc = 0; pci_restore_state(pdev); - pci_enable_device(pdev); + rc = pci_enable_device(pdev); + if (rc) { + printk(KERN_ERR PFX "%s: pci_enable_device failed\n", + dev->name); + return rc; + } + pci_set_master(pdev); if (!netif_running(dev)) return 0; - if (request_irq(dev->irq, b44_interrupt, IRQF_SHARED, dev->name, dev)) + rc = request_irq(dev->irq, b44_interrupt, IRQF_SHARED, dev->name, dev); + if (rc) { printk(KERN_ERR PFX "%s: request_irq failed\n", dev->name); + pci_disable_device(pdev); + return rc; + } spin_lock_irq(&bp->lock); b44_init_rings(bp); - b44_init_hw(bp, 1); + b44_init_hw(bp, B44_FULL_RESET); netif_device_attach(bp->dev); spin_unlock_irq(&bp->lock); diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 953808efe551..ee7b75b976b5 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -57,8 +57,8 @@ #define DRV_MODULE_NAME "bnx2" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "1.5.4" -#define DRV_MODULE_RELDATE "January 24, 2007" +#define DRV_MODULE_VERSION "1.5.5" +#define DRV_MODULE_RELDATE "February 1, 2007" #define RUN_AT(x) (jiffies + (x)) @@ -1356,6 +1356,14 @@ bnx2_init_copper_phy(struct bnx2 *bp) bnx2_write_phy(bp, 0x18, 0x0400); } + if (bp->phy_flags & PHY_DIS_EARLY_DAC_FLAG) { + bnx2_write_phy(bp, MII_BNX2_DSP_ADDRESS, + MII_BNX2_DSP_EXPAND_REG | 0x8); + bnx2_read_phy(bp, MII_BNX2_DSP_RW_PORT, &val); + val &= ~(1 << 8); + bnx2_write_phy(bp, MII_BNX2_DSP_RW_PORT, val); + } + if (bp->dev->mtu > 1500) { /* Set extended packet length bit */ bnx2_write_phy(bp, 0x18, 0x7); @@ -5918,6 +5926,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) } else if (CHIP_NUM(bp) == CHIP_NUM_5706 || CHIP_NUM(bp) == CHIP_NUM_5708) bp->phy_flags |= PHY_CRC_FIX_FLAG; + else if (CHIP_ID(bp) == CHIP_ID_5709_A0) + bp->phy_flags |= PHY_DIS_EARLY_DAC_FLAG; if ((CHIP_ID(bp) == CHIP_ID_5708_A0) || (CHIP_ID(bp) == CHIP_ID_5708_B0) || diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index 13b6f9b11e01..ccbdf81c6599 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -6288,6 +6288,10 @@ struct l2_fhdr { #define BCM5708S_TX_ACTL3 0x17 +#define MII_BNX2_DSP_RW_PORT 0x15 +#define MII_BNX2_DSP_ADDRESS 0x17 +#define MII_BNX2_DSP_EXPAND_REG 0x0f00 + #define MIN_ETHERNET_PACKET_SIZE 60 #define MAX_ETHERNET_PACKET_SIZE 1514 #define MAX_ETHERNET_JUMBO_PACKET_SIZE 9014 @@ -6489,6 +6493,7 @@ struct bnx2 { #define PHY_INT_MODE_MASK_FLAG 0x300 #define PHY_INT_MODE_AUTO_POLLING_FLAG 0x100 #define PHY_INT_MODE_LINK_READY_FLAG 0x200 +#define PHY_DIS_EARLY_DAC_FLAG 0x400 u32 chip_id; /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ @@ -6512,6 +6517,7 @@ struct bnx2 { #define CHIP_ID_5708_A0 0x57080000 #define CHIP_ID_5708_B0 0x57081000 #define CHIP_ID_5708_B1 0x57081010 +#define CHIP_ID_5709_A0 0x57090000 #define CHIP_BOND_ID(bp) (((bp)->chip_id) & 0xf) diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index dc434fb6da85..0978c9ac6d2b 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -151,8 +151,8 @@ struct slave { struct slave *next; struct slave *prev; int delay; - u32 jiffies; - u32 last_arp_rx; + unsigned long jiffies; + unsigned long last_arp_rx; s8 link; /* one of BOND_LINK_XXXX */ s8 state; /* one of BOND_STATE_XXXX */ u32 original_flags; @@ -242,7 +242,8 @@ extern inline int slave_do_arp_validate(struct bonding *bond, struct slave *slav return bond->params.arp_validate & (1 << slave->state); } -extern inline u32 slave_last_rx(struct bonding *bond, struct slave *slave) +extern inline unsigned long slave_last_rx(struct bonding *bond, + struct slave *slave) { if (slave_do_arp_validate(bond, slave)) return slave->last_arp_rx; diff --git a/drivers/net/e100.c b/drivers/net/e100.c index c2ae2a24629b..0cefef5e3f06 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -2718,12 +2718,11 @@ static int e100_suspend(struct pci_dev *pdev, pm_message_t state) struct net_device *netdev = pci_get_drvdata(pdev); struct nic *nic = netdev_priv(netdev); -#ifdef CONFIG_E100_NAPI if (netif_running(netdev)) netif_poll_disable(nic->netdev); -#endif del_timer_sync(&nic->watchdog); netif_carrier_off(nic->netdev); + netif_device_detach(netdev); pci_save_state(pdev); @@ -2736,6 +2735,7 @@ static int e100_suspend(struct pci_dev *pdev, pm_message_t state) } pci_disable_device(pdev); + free_irq(pdev->irq, netdev); pci_set_power_state(pdev, PCI_D3hot); return 0; @@ -2759,16 +2759,13 @@ static int e100_resume(struct pci_dev *pdev) } #endif /* CONFIG_PM */ - static void e100_shutdown(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); struct nic *nic = netdev_priv(netdev); -#ifdef CONFIG_E100_NAPI if (netif_running(netdev)) netif_poll_disable(nic->netdev); -#endif del_timer_sync(&nic->watchdog); netif_carrier_off(nic->netdev); diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h index be10a3a26b5b..272e1ec51aa2 100644 --- a/drivers/net/ehea/ehea.h +++ b/drivers/net/ehea/ehea.h @@ -39,7 +39,7 @@ #include <asm/io.h> #define DRV_NAME "ehea" -#define DRV_VERSION "EHEA_0044" +#define DRV_VERSION "EHEA_0045" #define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \ | NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR) diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index 1072e69ef85d..9de2d38a5321 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -2316,6 +2316,7 @@ static int ehea_setup_single_port(struct ehea_port *port, struct ehea_adapter *adapter = port->adapter; struct hcp_ehea_port_cb4 *cb4; u32 *dn_log_port_id; + int jumbo = 0; sema_init(&port->port_lock, 1); port->state = EHEA_PORT_DOWN; @@ -2357,13 +2358,25 @@ static int ehea_setup_single_port(struct ehea_port *port, if (!cb4) { ehea_error("no mem for cb4"); } else { - cb4->jumbo_frame = 1; - hret = ehea_h_modify_ehea_port(adapter->handle, - port->logical_port_id, - H_PORT_CB4, H_PORT_CB4_JUMBO, - cb4); - if (hret != H_SUCCESS) { - ehea_info("Jumbo frames not activated"); + hret = ehea_h_query_ehea_port(adapter->handle, + port->logical_port_id, + H_PORT_CB4, + H_PORT_CB4_JUMBO, cb4); + + if (hret == H_SUCCESS) { + if (cb4->jumbo_frame) + jumbo = 1; + else { + cb4->jumbo_frame = 1; + hret = ehea_h_modify_ehea_port(adapter->handle, + port-> + logical_port_id, + H_PORT_CB4, + H_PORT_CB4_JUMBO, + cb4); + if (hret == H_SUCCESS) + jumbo = 1; + } } kfree(cb4); } @@ -2402,6 +2415,9 @@ static int ehea_setup_single_port(struct ehea_port *port, goto out_free; } + ehea_info("%s: Jumbo frames are %sabled", dev->name, + jumbo == 1 ? "en" : "dis"); + port->netdev = dev; ret = 0; goto out; @@ -2582,6 +2598,7 @@ static int __devexit ehea_remove(struct ibmebus_dev *dev) destroy_workqueue(adapter->ehea_wq); ibmebus_free_irq(NULL, adapter->neq->attr.ist1, adapter); + tasklet_kill(&adapter->neq_tasklet); ehea_destroy_eq(adapter->neq); diff --git a/drivers/net/fs_enet/mac-fec.c b/drivers/net/fs_enet/mac-fec.c index c2c5fd419bd0..ff6839477306 100644 --- a/drivers/net/fs_enet/mac-fec.c +++ b/drivers/net/fs_enet/mac-fec.c @@ -104,9 +104,9 @@ static int do_pd_setup(struct fs_enet_private *fep) fep->interrupt = platform_get_irq_byname(pdev,"interrupt"); if (fep->interrupt < 0) return -EINVAL; - + r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs"); - fep->fec.fecp =(void*)r->start; + fep->fec.fecp = ioremap(r->start, r->end - r->start + 1); if(fep->fec.fecp == NULL) return -EINVAL; @@ -319,11 +319,14 @@ static void restart(struct net_device *dev) * Clear any outstanding interrupt. */ FW(fecp, ievent, 0xffc0); +#ifndef CONFIG_PPC_MERGE FW(fecp, ivec, (fep->interrupt / 2) << 29); - +#else + FW(fecp, ivec, (virq_to_hw(fep->interrupt) / 2) << 29); +#endif /* - * adjust to speed (only for DUET & RMII) + * adjust to speed (only for DUET & RMII) */ #ifdef CONFIG_DUET if (fpi->use_rmii) { @@ -418,6 +421,7 @@ static void stop(struct net_device *dev) static void pre_request_irq(struct net_device *dev, int irq) { +#ifndef CONFIG_PPC_MERGE immap_t *immap = fs_enet_immap; u32 siel; @@ -431,6 +435,7 @@ static void pre_request_irq(struct net_device *dev, int irq) siel &= ~(0x80000000 >> (irq & ~1)); out_be32(&immap->im_siu_conf.sc_siel, siel); } +#endif } static void post_free_irq(struct net_device *dev, int irq) diff --git a/drivers/net/fs_enet/mac-scc.c b/drivers/net/fs_enet/mac-scc.c index 95ec5872c507..afd7fca7c6c4 100644 --- a/drivers/net/fs_enet/mac-scc.c +++ b/drivers/net/fs_enet/mac-scc.c @@ -121,13 +121,13 @@ static int do_pd_setup(struct fs_enet_private *fep) return -EINVAL; r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs"); - fep->scc.sccp = (void *)r->start; + fep->scc.sccp = ioremap(r->start, r->end - r->start + 1); if (fep->scc.sccp == NULL) return -EINVAL; r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pram"); - fep->scc.ep = (void *)r->start; + fep->scc.ep = ioremap(r->start, r->end - r->start + 1); if (fep->scc.ep == NULL) return -EINVAL; @@ -397,6 +397,7 @@ static void stop(struct net_device *dev) static void pre_request_irq(struct net_device *dev, int irq) { +#ifndef CONFIG_PPC_MERGE immap_t *immap = fs_enet_immap; u32 siel; @@ -410,6 +411,7 @@ static void pre_request_irq(struct net_device *dev, int irq) siel &= ~(0x80000000 >> (irq & ~1)); out_be32(&immap->im_siu_conf.sc_siel, siel); } +#endif } static void post_free_irq(struct net_device *dev, int irq) diff --git a/drivers/net/hamradio/Kconfig b/drivers/net/hamradio/Kconfig index 896aa02000d7..feb0ada7a025 100644 --- a/drivers/net/hamradio/Kconfig +++ b/drivers/net/hamradio/Kconfig @@ -113,7 +113,7 @@ config SCC_TRXECHO config BAYCOM_SER_FDX tristate "BAYCOM ser12 fullduplex driver for AX.25" - depends on AX25 + depends on AX25 && !S390 select CRC_CCITT ---help--- This is one of two drivers for Baycom style simple amateur radio @@ -133,7 +133,7 @@ config BAYCOM_SER_FDX config BAYCOM_SER_HDX tristate "BAYCOM ser12 halfduplex driver for AX.25" - depends on AX25 + depends on AX25 && !S390 select CRC_CCITT ---help--- This is one of two drivers for Baycom style simple amateur radio @@ -181,7 +181,7 @@ config BAYCOM_EPP config YAM tristate "YAM driver for AX.25" - depends on AX25 + depends on AX25 && !S390 help The YAM is a modem for packet radio which connects to the serial port and includes some of the functions of a Terminal Node diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 59324b1693d6..e8598b809228 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -239,49 +239,39 @@ extern unsigned long long netxen_dma_mask; typedef u32 netxen_ctx_msg; -#define _netxen_set_bits(config_word, start, bits, val) {\ - unsigned long long mask = (((1ULL << (bits)) - 1) << (start)); \ - unsigned long long value = (val); \ - (config_word) &= ~mask; \ - (config_word) |= (((value) << (start)) & mask); \ -} - #define netxen_set_msg_peg_id(config_word, val) \ - _netxen_set_bits(config_word, 0, 2, val) + ((config_word) &= ~3, (config_word) |= val & 3) #define netxen_set_msg_privid(config_word) \ - set_bit(2, (unsigned long*)&config_word) + ((config_word) |= 1 << 2) #define netxen_set_msg_count(config_word, val) \ - _netxen_set_bits(config_word, 3, 15, val) + ((config_word) &= ~(0x7fff<<3), (config_word) |= (val & 0x7fff) << 3) #define netxen_set_msg_ctxid(config_word, val) \ - _netxen_set_bits(config_word, 18, 10, val) + ((config_word) &= ~(0x3ff<<18), (config_word) |= (val & 0x3ff) << 18) #define netxen_set_msg_opcode(config_word, val) \ - _netxen_set_bits(config_word, 28, 4, val) + ((config_word) &= ~(0xf<<24), (config_word) |= (val & 0xf) << 24) struct netxen_rcv_context { - u32 rcv_ring_addr_lo; - u32 rcv_ring_addr_hi; - u32 rcv_ring_size; - u32 rsrvd; + __le64 rcv_ring_addr; + __le32 rcv_ring_size; + __le32 rsrvd; }; struct netxen_ring_ctx { /* one command ring */ - u64 cmd_consumer_offset; - u32 cmd_ring_addr_lo; - u32 cmd_ring_addr_hi; - u32 cmd_ring_size; - u32 rsrvd; + __le64 cmd_consumer_offset; + __le64 cmd_ring_addr; + __le32 cmd_ring_size; + __le32 rsrvd; /* three receive rings */ struct netxen_rcv_context rcv_ctx[3]; /* one status ring */ - u32 sts_ring_addr_lo; - u32 sts_ring_addr_hi; - u32 sts_ring_size; + __le64 sts_ring_addr; + __le32 sts_ring_size; - u32 ctx_id; + __le32 ctx_id; } __attribute__ ((aligned(64))); /* @@ -305,81 +295,85 @@ struct netxen_ring_ctx { ((cmd_desc)->port_ctxid |= ((var) & 0x0F)) #define netxen_set_cmd_desc_flags(cmd_desc, val) \ - _netxen_set_bits((cmd_desc)->flags_opcode, 0, 7, val) + ((cmd_desc)->flags_opcode &= ~cpu_to_le16(0x7f), \ + (cmd_desc)->flags_opcode |= cpu_to_le16((val) & 0x7f)) #define netxen_set_cmd_desc_opcode(cmd_desc, val) \ - _netxen_set_bits((cmd_desc)->flags_opcode, 7, 6, val) + ((cmd_desc)->flags_opcode &= ~cpu_to_le16(0x3f<<7), \ + (cmd_desc)->flags_opcode |= cpu_to_le16((val) & (0x3f<<7))) #define netxen_set_cmd_desc_num_of_buff(cmd_desc, val) \ - _netxen_set_bits((cmd_desc)->num_of_buffers_total_length, 0, 8, val); + ((cmd_desc)->num_of_buffers_total_length &= ~cpu_to_le32(0xff), \ + (cmd_desc)->num_of_buffers_total_length |= cpu_to_le32((val) & 0xff)) #define netxen_set_cmd_desc_totallength(cmd_desc, val) \ - _netxen_set_bits((cmd_desc)->num_of_buffers_total_length, 8, 24, val); + ((cmd_desc)->num_of_buffers_total_length &= cpu_to_le32(0xff), \ + (cmd_desc)->num_of_buffers_total_length |= cpu_to_le32(val << 24)) #define netxen_get_cmd_desc_opcode(cmd_desc) \ - (((cmd_desc)->flags_opcode >> 7) & 0x003F) + ((le16_to_cpu((cmd_desc)->flags_opcode) >> 7) & 0x003F) #define netxen_get_cmd_desc_totallength(cmd_desc) \ - (((cmd_desc)->num_of_buffers_total_length >> 8) & 0x0FFFFFF) + (le32_to_cpu((cmd_desc)->num_of_buffers_total_length) >> 8) struct cmd_desc_type0 { u8 tcp_hdr_offset; /* For LSO only */ u8 ip_hdr_offset; /* For LSO only */ /* Bit pattern: 0-6 flags, 7-12 opcode, 13-15 unused */ - u16 flags_opcode; + __le16 flags_opcode; /* Bit pattern: 0-7 total number of segments, 8-31 Total size of the packet */ - u32 num_of_buffers_total_length; + __le32 num_of_buffers_total_length; union { struct { - u32 addr_low_part2; - u32 addr_high_part2; + __le32 addr_low_part2; + __le32 addr_high_part2; }; - u64 addr_buffer2; + __le64 addr_buffer2; }; - u16 reference_handle; /* changed to u16 to add mss */ - u16 mss; /* passed by NDIS_PACKET for LSO */ + __le16 reference_handle; /* changed to u16 to add mss */ + __le16 mss; /* passed by NDIS_PACKET for LSO */ /* Bit pattern 0-3 port, 0-3 ctx id */ u8 port_ctxid; u8 total_hdr_length; /* LSO only : MAC+IP+TCP Hdr size */ - u16 conn_id; /* IPSec offoad only */ + __le16 conn_id; /* IPSec offoad only */ union { struct { - u32 addr_low_part3; - u32 addr_high_part3; + __le32 addr_low_part3; + __le32 addr_high_part3; }; - u64 addr_buffer3; + __le64 addr_buffer3; }; union { struct { - u32 addr_low_part1; - u32 addr_high_part1; + __le32 addr_low_part1; + __le32 addr_high_part1; }; - u64 addr_buffer1; + __le64 addr_buffer1; }; - u16 buffer1_length; - u16 buffer2_length; - u16 buffer3_length; - u16 buffer4_length; + __le16 buffer1_length; + __le16 buffer2_length; + __le16 buffer3_length; + __le16 buffer4_length; union { struct { - u32 addr_low_part4; - u32 addr_high_part4; + __le32 addr_low_part4; + __le32 addr_high_part4; }; - u64 addr_buffer4; + __le64 addr_buffer4; }; - u64 unused; + __le64 unused; } __attribute__ ((aligned(64))); /* Note: sizeof(rcv_desc) should always be a mutliple of 2 */ struct rcv_desc { - u16 reference_handle; - u16 reserved; - u32 buffer_length; /* allocated buffer length (usually 2K) */ - u64 addr_buffer; + __le16 reference_handle; + __le16 reserved; + __le32 buffer_length; /* allocated buffer length (usually 2K) */ + __le64 addr_buffer; }; /* opcode field in status_desc */ @@ -405,36 +399,36 @@ struct rcv_desc { (((status_desc)->lro & 0x80) >> 7) #define netxen_get_sts_port(status_desc) \ - ((status_desc)->status_desc_data & 0x0F) + (le64_to_cpu((status_desc)->status_desc_data) & 0x0F) #define netxen_get_sts_status(status_desc) \ - (((status_desc)->status_desc_data >> 4) & 0x0F) + ((le64_to_cpu((status_desc)->status_desc_data) >> 4) & 0x0F) #define netxen_get_sts_type(status_desc) \ - (((status_desc)->status_desc_data >> 8) & 0x0F) + ((le64_to_cpu((status_desc)->status_desc_data) >> 8) & 0x0F) #define netxen_get_sts_totallength(status_desc) \ - (((status_desc)->status_desc_data >> 12) & 0xFFFF) + ((le64_to_cpu((status_desc)->status_desc_data) >> 12) & 0xFFFF) #define netxen_get_sts_refhandle(status_desc) \ - (((status_desc)->status_desc_data >> 28) & 0xFFFF) + ((le64_to_cpu((status_desc)->status_desc_data) >> 28) & 0xFFFF) #define netxen_get_sts_prot(status_desc) \ - (((status_desc)->status_desc_data >> 44) & 0x0F) + ((le64_to_cpu((status_desc)->status_desc_data) >> 44) & 0x0F) #define netxen_get_sts_owner(status_desc) \ - (((status_desc)->status_desc_data >> 56) & 0x03) + ((le64_to_cpu((status_desc)->status_desc_data) >> 56) & 0x03) #define netxen_get_sts_opcode(status_desc) \ - (((status_desc)->status_desc_data >> 58) & 0x03F) + ((le64_to_cpu((status_desc)->status_desc_data) >> 58) & 0x03F) #define netxen_clear_sts_owner(status_desc) \ ((status_desc)->status_desc_data &= \ - ~(((unsigned long long)3) << 56 )) + ~cpu_to_le64(((unsigned long long)3) << 56 )) #define netxen_set_sts_owner(status_desc, val) \ ((status_desc)->status_desc_data |= \ - (((unsigned long long)((val) & 0x3)) << 56 )) + cpu_to_le64(((unsigned long long)((val) & 0x3)) << 56 )) struct status_desc { /* Bit pattern: 0-3 port, 4-7 status, 8-11 type, 12-27 total_length 28-43 reference_handle, 44-47 protocol, 48-52 unused 53-55 desc_cnt, 56-57 owner, 58-63 opcode */ - u64 status_desc_data; - u32 hash_value; + __le64 status_desc_data; + __le32 hash_value; u8 hash_type; u8 msg_type; u8 unused; @@ -1005,9 +999,9 @@ void netxen_niu_gbe_set_mii_mode(struct netxen_adapter *adapter, int port, void netxen_niu_gbe_set_gmii_mode(struct netxen_adapter *adapter, int port, long enable); int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long phy, long reg, - __le32 * readval); + __u32 * readval); int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, long phy, - long reg, __le32 val); + long reg, __u32 val); /* Functions available from netxen_nic_hw.c */ int netxen_nic_set_mtu_xgb(struct netxen_port *port, int new_mtu); diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c index 34044616b3c8..c381d77a7336 100644 --- a/drivers/net/netxen/netxen_nic_ethtool.c +++ b/drivers/net/netxen/netxen_nic_ethtool.c @@ -218,7 +218,7 @@ netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) { struct netxen_port *port = netdev_priv(dev); struct netxen_adapter *adapter = port->adapter; - __le32 status; + __u32 status; /* read which mode */ if (adapter->ahw.board_type == NETXEN_NIC_GBE) { @@ -226,7 +226,7 @@ netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) if (adapter->phy_write && adapter->phy_write(adapter, port->portnum, NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG, - (__le32) ecmd->autoneg) != 0) + ecmd->autoneg) != 0) return -EIO; else port->link_autoneg = ecmd->autoneg; @@ -279,7 +279,7 @@ static int netxen_nic_get_regs_len(struct net_device *dev) } struct netxen_niu_regs { - __le32 reg[NETXEN_NIC_REGS_COUNT]; + __u32 reg[NETXEN_NIC_REGS_COUNT]; }; static struct netxen_niu_regs niu_registers[] = { @@ -372,7 +372,7 @@ netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p) { struct netxen_port *port = netdev_priv(dev); struct netxen_adapter *adapter = port->adapter; - __le32 mode, *regs_buff = p; + __u32 mode, *regs_buff = p; void __iomem *addr; int i, window; @@ -415,7 +415,7 @@ static u32 netxen_nic_get_link(struct net_device *dev) { struct netxen_port *port = netdev_priv(dev); struct netxen_adapter *adapter = port->adapter; - __le32 status; + __u32 status; /* read which mode */ if (adapter->ahw.board_type == NETXEN_NIC_GBE) { @@ -482,13 +482,13 @@ netxen_nic_get_pauseparam(struct net_device *dev, { struct netxen_port *port = netdev_priv(dev); struct netxen_adapter *adapter = port->adapter; - __le32 val; + __u32 val; if (adapter->ahw.board_type == NETXEN_NIC_GBE) { /* get flow control settings */ netxen_nic_read_w0(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port->portnum), - (u32 *) & val); + &val); pause->rx_pause = netxen_gb_get_rx_flowctl(val); pause->tx_pause = netxen_gb_get_tx_flowctl(val); /* get autoneg settings */ @@ -502,7 +502,7 @@ netxen_nic_set_pauseparam(struct net_device *dev, { struct netxen_port *port = netdev_priv(dev); struct netxen_adapter *adapter = port->adapter; - __le32 val; + __u32 val; unsigned int autoneg; /* read mode */ @@ -522,13 +522,13 @@ netxen_nic_set_pauseparam(struct net_device *dev, netxen_nic_write_w0(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port->portnum), - *(u32 *) (&val)); + *&val); /* set autoneg */ autoneg = pause->autoneg; if (adapter->phy_write && adapter->phy_write(adapter, port->portnum, NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG, - (__le32) autoneg) != 0) + autoneg) != 0) return -EIO; else { port->link_autoneg = pause->autoneg; @@ -543,7 +543,7 @@ static int netxen_nic_reg_test(struct net_device *dev) struct netxen_port *port = netdev_priv(dev); struct netxen_adapter *adapter = port->adapter; u32 data_read, data_written, save; - __le32 mode; + __u32 mode; /* * first test the "Read Only" registers by writing which mode diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 191e2336e323..f263232f499f 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -95,7 +95,7 @@ void netxen_nic_set_multi(struct net_device *netdev) struct netxen_port *port = netdev_priv(netdev); struct netxen_adapter *adapter = port->adapter; struct dev_mc_list *mc_ptr; - __le32 netxen_mac_addr_cntl_data = 0; + __u32 netxen_mac_addr_cntl_data = 0; mc_ptr = netdev->mc_list; if (netdev->flags & IFF_PROMISC) { @@ -236,8 +236,9 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter) } memset(addr, 0, sizeof(struct netxen_ring_ctx)); adapter->ctx_desc = (struct netxen_ring_ctx *)addr; - adapter->ctx_desc->cmd_consumer_offset = adapter->ctx_desc_phys_addr - + sizeof(struct netxen_ring_ctx); + adapter->ctx_desc->cmd_consumer_offset = + cpu_to_le64(adapter->ctx_desc_phys_addr + + sizeof(struct netxen_ring_ctx)); adapter->cmd_consumer = (uint32_t *) (((char *)addr) + sizeof(struct netxen_ring_ctx)); @@ -253,11 +254,10 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter) return -ENOMEM; } - adapter->ctx_desc->cmd_ring_addr_lo = - hw->cmd_desc_phys_addr & 0xffffffffUL; - adapter->ctx_desc->cmd_ring_addr_hi = - ((u64) hw->cmd_desc_phys_addr >> 32); - adapter->ctx_desc->cmd_ring_size = adapter->max_tx_desc_count; + adapter->ctx_desc->cmd_ring_addr = + cpu_to_le64(hw->cmd_desc_phys_addr); + adapter->ctx_desc->cmd_ring_size = + cpu_to_le32(adapter->max_tx_desc_count); hw->cmd_desc_head = (struct cmd_desc_type0 *)addr; @@ -278,12 +278,10 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter) return err; } rcv_desc->desc_head = (struct rcv_desc *)addr; - adapter->ctx_desc->rcv_ctx[ring].rcv_ring_addr_lo = - rcv_desc->phys_addr & 0xffffffffUL; - adapter->ctx_desc->rcv_ctx[ring].rcv_ring_addr_hi = - ((u64) rcv_desc->phys_addr >> 32); + adapter->ctx_desc->rcv_ctx[ring].rcv_ring_addr = + cpu_to_le64(rcv_desc->phys_addr); adapter->ctx_desc->rcv_ctx[ring].rcv_ring_size = - rcv_desc->max_rx_desc_count; + cpu_to_le32(rcv_desc->max_rx_desc_count); } addr = netxen_alloc(adapter->ahw.pdev, STATUS_DESC_RINGSIZE, @@ -297,11 +295,10 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter) return err; } recv_ctx->rcv_status_desc_head = (struct status_desc *)addr; - adapter->ctx_desc->sts_ring_addr_lo = - recv_ctx->rcv_status_desc_phys_addr & 0xffffffffUL; - adapter->ctx_desc->sts_ring_addr_hi = - ((u64) recv_ctx->rcv_status_desc_phys_addr >> 32); - adapter->ctx_desc->sts_ring_size = adapter->max_rx_desc_count; + adapter->ctx_desc->sts_ring_addr = + cpu_to_le64(recv_ctx->rcv_status_desc_phys_addr); + adapter->ctx_desc->sts_ring_size = + cpu_to_le32(adapter->max_rx_desc_count); } /* Window = 1 */ @@ -387,10 +384,6 @@ void netxen_tso_check(struct netxen_adapter *adapter, } adapter->stats.xmitcsummed++; desc->tcp_hdr_offset = skb->h.raw - skb->data; - netxen_set_cmd_desc_totallength(desc, - cpu_to_le32 - (netxen_get_cmd_desc_totallength - (desc))); desc->ip_hdr_offset = skb->nh.raw - skb->data; } @@ -867,9 +860,9 @@ netxen_crb_writelit_adapter(struct netxen_adapter *adapter, unsigned long off, void netxen_nic_set_link_parameters(struct netxen_port *port) { struct netxen_adapter *adapter = port->adapter; - __le32 status; - __le32 autoneg; - __le32 mode; + __u32 status; + __u32 autoneg; + __u32 mode; netxen_nic_read_w0(adapter, NETXEN_NIU_MODE, &mode); if (netxen_get_niu_enable_ge(mode)) { /* Gb 10/100/1000 Mbps mode */ diff --git a/drivers/net/netxen/netxen_nic_hw.h b/drivers/net/netxen/netxen_nic_hw.h index 0685633a9c1e..ab1112eb1b0d 100644 --- a/drivers/net/netxen/netxen_nic_hw.h +++ b/drivers/net/netxen/netxen_nic_hw.h @@ -124,28 +124,28 @@ typedef enum { */ #define netxen_gb_enable_tx(config_word) \ - set_bit(0, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 0) #define netxen_gb_enable_rx(config_word) \ - set_bit(2, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 2) #define netxen_gb_tx_flowctl(config_word) \ - set_bit(4, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 4) #define netxen_gb_rx_flowctl(config_word) \ - set_bit(5, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 5) #define netxen_gb_tx_reset_pb(config_word) \ - set_bit(16, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 16) #define netxen_gb_rx_reset_pb(config_word) \ - set_bit(17, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 17) #define netxen_gb_tx_reset_mac(config_word) \ - set_bit(18, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 18) #define netxen_gb_rx_reset_mac(config_word) \ - set_bit(19, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 19) #define netxen_gb_soft_reset(config_word) \ - set_bit(31, (unsigned long*)(&config_word)) + ((config_word) |= 1 << 31) #define netxen_gb_unset_tx_flowctl(config_word) \ - clear_bit(4, (unsigned long *)(&config_word)) + ((config_word) &= ~(1 << 4)) #define netxen_gb_unset_rx_flowctl(config_word) \ - clear_bit(5, (unsigned long*)(&config_word)) + ((config_word) &= ~(1 << 5)) #define netxen_gb_get_tx_synced(config_word) \ _netxen_crb_get_bit((config_word), 1) @@ -171,15 +171,15 @@ typedef enum { */ #define netxen_gb_set_duplex(config_word) \ - set_bit(0, (unsigned long*)&config_word) + ((config_word) |= 1 << 0) #define netxen_gb_set_crc_enable(config_word) \ - set_bit(1, (unsigned long*)&config_word) + ((config_word) |= 1 << 1) #define netxen_gb_set_padshort(config_word) \ - set_bit(2, (unsigned long*)&config_word) + ((config_word) |= 1 << 2) #define netxen_gb_set_checklength(config_word) \ - set_bit(4, (unsigned long*)&config_word) + ((config_word) |= 1 << 4) #define netxen_gb_set_hugeframes(config_word) \ - set_bit(5, (unsigned long*)&config_word) + ((config_word) |= 1 << 5) #define netxen_gb_set_preamblelen(config_word, val) \ ((config_word) |= ((val) << 12) & 0xF000) #define netxen_gb_set_intfmode(config_word, val) \ @@ -190,9 +190,9 @@ typedef enum { #define netxen_gb_set_mii_mgmt_clockselect(config_word, val) \ ((config_word) |= ((val) & 0x07)) #define netxen_gb_mii_mgmt_reset(config_word) \ - set_bit(31, (unsigned long*)&config_word) + ((config_word) |= 1 << 31) #define netxen_gb_mii_mgmt_unset(config_word) \ - clear_bit(31, (unsigned long*)&config_word) + ((config_word) &= ~(1 << 31)) /* * NIU GB MII Mgmt Command Register (applies to GB0, GB1, GB2, GB3) @@ -201,7 +201,7 @@ typedef enum { */ #define netxen_gb_mii_mgmt_set_read_cycle(config_word) \ - set_bit(0, (unsigned long*)&config_word) + ((config_word) |= 1 << 0) #define netxen_gb_mii_mgmt_reg_addr(config_word, val) \ ((config_word) |= ((val) & 0x1F)) #define netxen_gb_mii_mgmt_phy_addr(config_word, val) \ @@ -274,9 +274,9 @@ typedef enum { #define netxen_set_phy_speed(config_word, val) \ ((config_word) |= ((val & 0x03) << 14)) #define netxen_set_phy_duplex(config_word) \ - set_bit(13, (unsigned long*)&config_word) + ((config_word) |= 1 << 13) #define netxen_clear_phy_duplex(config_word) \ - clear_bit(13, (unsigned long*)&config_word) + ((config_word) &= ~(1 << 13)) #define netxen_get_phy_jabber(config_word) \ _netxen_crb_get_bit(config_word, 0) @@ -350,11 +350,11 @@ typedef enum { _netxen_crb_get_bit(config_word, 15) #define netxen_set_phy_int_link_status_changed(config_word) \ - set_bit(10, (unsigned long*)&config_word) + ((config_word) |= 1 << 10) #define netxen_set_phy_int_autoneg_completed(config_word) \ - set_bit(11, (unsigned long*)&config_word) + ((config_word) |= 1 << 11) #define netxen_set_phy_int_speed_changed(config_word) \ - set_bit(14, (unsigned long*)&config_word) + ((config_word) |= 1 << 14) /* * NIU Mode Register. @@ -382,22 +382,22 @@ typedef enum { */ #define netxen_set_gb_drop_gb0(config_word) \ - set_bit(0, (unsigned long*)&config_word) + ((config_word) |= 1 << 0) #define netxen_set_gb_drop_gb1(config_word) \ - set_bit(1, (unsigned long*)&config_word) + ((config_word) |= 1 << 1) #define netxen_set_gb_drop_gb2(config_word) \ - set_bit(2, (unsigned long*)&config_word) + ((config_word) |= 1 << 2) #define netxen_set_gb_drop_gb3(config_word) \ - set_bit(3, (unsigned long*)&config_word) + ((config_word) |= 1 << 3) #define netxen_clear_gb_drop_gb0(config_word) \ - clear_bit(0, (unsigned long*)&config_word) + ((config_word) &= ~(1 << 0)) #define netxen_clear_gb_drop_gb1(config_word) \ - clear_bit(1, (unsigned long*)&config_word) + ((config_word) &= ~(1 << 1)) #define netxen_clear_gb_drop_gb2(config_word) \ - clear_bit(2, (unsigned long*)&config_word) + ((config_word) &= ~(1 << 2)) #define netxen_clear_gb_drop_gb3(config_word) \ - clear_bit(3, (unsigned long*)&config_word) + ((config_word) &= ~(1 << 3)) /* * NIU XG MAC Config Register @@ -413,7 +413,7 @@ typedef enum { */ #define netxen_xg_soft_reset(config_word) \ - set_bit(4, (unsigned long*)&config_word) + ((config_word) |= 1 << 4) /* * MAC Control Register @@ -433,19 +433,19 @@ typedef enum { #define netxen_nic_mcr_set_id_pool0(config, val) \ ((config) |= ((val) &0x03)) #define netxen_nic_mcr_set_enable_xtnd0(config) \ - (set_bit(3, (unsigned long *)&(config))) + ((config) |= 1 << 3) #define netxen_nic_mcr_set_id_pool1(config, val) \ ((config) |= (((val) & 0x03) << 4)) #define netxen_nic_mcr_set_enable_xtnd1(config) \ - (set_bit(6, (unsigned long *)&(config))) + ((config) |= 1 << 6) #define netxen_nic_mcr_set_id_pool2(config, val) \ ((config) |= (((val) & 0x03) << 8)) #define netxen_nic_mcr_set_enable_xtnd2(config) \ - (set_bit(10, (unsigned long *)&(config))) + ((config) |= 1 << 10) #define netxen_nic_mcr_set_id_pool3(config, val) \ ((config) |= (((val) & 0x03) << 12)) #define netxen_nic_mcr_set_enable_xtnd3(config) \ - (set_bit(14, (unsigned long *)&(config))) + ((config) |= 1 << 14) #define netxen_nic_mcr_set_mode_select(config, val) \ ((config) |= (((val) & 0x03) << 24)) #define netxen_nic_mcr_set_enable_pool(config, val) \ diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index c3e41f368554..973af96337a9 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -690,8 +690,7 @@ int netxen_nic_rx_has_work(struct netxen_adapter *adapter) desc_head = recv_ctx->rcv_status_desc_head; desc = &desc_head[consumer]; - if (((le16_to_cpu(netxen_get_sts_owner(desc))) - & STATUS_OWNER_HOST)) + if (netxen_get_sts_owner(desc) & STATUS_OWNER_HOST) return 1; } @@ -787,11 +786,11 @@ netxen_process_rcv(struct netxen_adapter *adapter, int ctxid, struct netxen_port *port = adapter->port[netxen_get_sts_port(desc)]; struct pci_dev *pdev = port->pdev; struct net_device *netdev = port->netdev; - int index = le16_to_cpu(netxen_get_sts_refhandle(desc)); + int index = netxen_get_sts_refhandle(desc); struct netxen_recv_context *recv_ctx = &(adapter->recv_ctx[ctxid]); struct netxen_rx_buffer *buffer; struct sk_buff *skb; - u32 length = le16_to_cpu(netxen_get_sts_totallength(desc)); + u32 length = netxen_get_sts_totallength(desc); u32 desc_ctx; struct netxen_rcv_desc_ctx *rcv_desc; int ret; @@ -918,16 +917,14 @@ u32 netxen_process_rcv_ring(struct netxen_adapter *adapter, int ctxid, int max) */ while (count < max) { desc = &desc_head[consumer]; - if (! - (le16_to_cpu(netxen_get_sts_owner(desc)) & - STATUS_OWNER_HOST)) { + if (!(netxen_get_sts_owner(desc) & STATUS_OWNER_HOST)) { DPRINTK(ERR, "desc %p ownedby %x\n", desc, netxen_get_sts_owner(desc)); break; } netxen_process_rcv(adapter, ctxid, desc); netxen_clear_sts_owner(desc); - netxen_set_sts_owner(desc, cpu_to_le16(STATUS_OWNER_PHANTOM)); + netxen_set_sts_owner(desc, STATUS_OWNER_PHANTOM); consumer = (consumer + 1) & (adapter->max_rx_desc_count - 1); count++; } @@ -1232,7 +1229,7 @@ void netxen_post_rx_buffers_nodb(struct netxen_adapter *adapter, uint32_t ctx, /* make a rcv descriptor */ pdesc->reference_handle = cpu_to_le16(buffer->ref_handle); - pdesc->buffer_length = cpu_to_le16(rcv_desc->dma_size); + pdesc->buffer_length = cpu_to_le32(rcv_desc->dma_size); pdesc->addr_buffer = cpu_to_le64(buffer->dma); DPRINTK(INFO, "done writing descripter\n"); producer = diff --git a/drivers/net/netxen/netxen_nic_isr.c b/drivers/net/netxen/netxen_nic_isr.c index 06847d4252c3..be366e48007c 100644 --- a/drivers/net/netxen/netxen_nic_isr.c +++ b/drivers/net/netxen/netxen_nic_isr.c @@ -79,7 +79,7 @@ void netxen_indicate_link_status(struct netxen_adapter *adapter, u32 portno, void netxen_handle_port_int(struct netxen_adapter *adapter, u32 portno, u32 enable) { - __le32 int_src; + __u32 int_src; struct netxen_port *port; /* This should clear the interrupt source */ @@ -110,7 +110,7 @@ void netxen_handle_port_int(struct netxen_adapter *adapter, u32 portno, /* write it down later.. */ if ((netxen_get_phy_int_speed_changed(int_src)) || (netxen_get_phy_int_link_status_changed(int_src))) { - __le32 status; + __u32 status; DPRINTK(INFO, "SPEED CHANGED OR LINK STATUS CHANGED \n"); diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 96e1bee19ba0..69c1b9d23a1a 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -117,7 +117,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) void __iomem *mem_ptr1 = NULL; void __iomem *mem_ptr2 = NULL; - u8 *db_ptr = NULL; + u8 __iomem *db_ptr = NULL; unsigned long mem_base, mem_len, db_base, db_len; int pci_using_dac, i, err; int ring; @@ -191,7 +191,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) db_len); db_ptr = ioremap(db_base, NETXEN_DB_MAPSIZE_BYTES); - if (db_ptr == 0UL) { + if (!db_ptr) { printk(KERN_ERR "%s: Failed to allocate doorbell map.", netxen_nic_driver_name); err = -EIO; @@ -818,7 +818,7 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /* Take skb->data itself */ pbuf = &adapter->cmd_buf_arr[producer]; if ((netdev->features & NETIF_F_TSO) && skb_shinfo(skb)->gso_size > 0) { - pbuf->mss = cpu_to_le16(skb_shinfo(skb)->gso_size); + pbuf->mss = skb_shinfo(skb)->gso_size; hwdesc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size); } else { pbuf->mss = 0; @@ -882,7 +882,7 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) hwdesc->addr_buffer3 = cpu_to_le64(temp_dma); break; case 3: - hwdesc->buffer4_length = temp_len; + hwdesc->buffer4_length = cpu_to_le16(temp_len); hwdesc->addr_buffer4 = cpu_to_le64(temp_dma); break; } diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c index 4987dc765d99..40d7003a371c 100644 --- a/drivers/net/netxen/netxen_nic_niu.c +++ b/drivers/net/netxen/netxen_nic_niu.c @@ -89,15 +89,15 @@ static inline int phy_unlock(struct netxen_adapter *adapter) * */ int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long phy, - long reg, __le32 * readval) + long reg, __u32 * readval) { long timeout = 0; long result = 0; long restore = 0; - __le32 address; - __le32 command; - __le32 status; - __le32 mac_cfg0; + __u32 address; + __u32 command; + __u32 status; + __u32 mac_cfg0; if (phy_lock(adapter) != 0) { return -1; @@ -112,7 +112,7 @@ int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long phy, &mac_cfg0, 4)) return -EIO; if (netxen_gb_get_soft_reset(mac_cfg0)) { - __le32 temp; + __u32 temp; temp = 0; netxen_gb_tx_reset_pb(temp); netxen_gb_rx_reset_pb(temp); @@ -184,15 +184,15 @@ int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long phy, * */ int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, - long phy, long reg, __le32 val) + long phy, long reg, __u32 val) { long timeout = 0; long result = 0; long restore = 0; - __le32 address; - __le32 command; - __le32 status; - __le32 mac_cfg0; + __u32 address; + __u32 command; + __u32 status; + __u32 mac_cfg0; /* * MII mgmt all goes through port 0 MAC interface, so it @@ -203,7 +203,7 @@ int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, &mac_cfg0, 4)) return -EIO; if (netxen_gb_get_soft_reset(mac_cfg0)) { - __le32 temp; + __u32 temp; temp = 0; netxen_gb_tx_reset_pb(temp); netxen_gb_rx_reset_pb(temp); @@ -269,7 +269,7 @@ int netxen_niu_gbe_enable_phy_interrupts(struct netxen_adapter *adapter, int port) { int result = 0; - __le32 enable = 0; + __u32 enable = 0; netxen_set_phy_int_link_status_changed(enable); netxen_set_phy_int_autoneg_completed(enable); netxen_set_phy_int_speed_changed(enable); @@ -402,7 +402,7 @@ void netxen_niu_gbe_set_gmii_mode(struct netxen_adapter *adapter, int netxen_niu_gbe_init_port(struct netxen_adapter *adapter, int port) { int result = 0; - __le32 status; + __u32 status; if (adapter->disable_phy_interrupts) adapter->disable_phy_interrupts(adapter, port); mdelay(2); @@ -410,7 +410,7 @@ int netxen_niu_gbe_init_port(struct netxen_adapter *adapter, int port) if (0 == netxen_niu_gbe_phy_read(adapter, port, NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, - (__le32 *) & status)) { + &status)) { if (netxen_get_phy_link(status)) { if (netxen_get_phy_speed(status) == 2) { netxen_niu_gbe_set_gmii_mode(adapter, port, 1); @@ -489,7 +489,7 @@ int netxen_niu_gbe_handle_phy_interrupt(struct netxen_adapter *adapter, int port, long enable) { int result = 0; - __le32 int_src; + __u32 int_src; printk(KERN_INFO PFX "NETXEN: Handling PHY interrupt on port %d" " (device enable = %d)\n", (int)port, (int)enable); @@ -530,7 +530,7 @@ int netxen_niu_gbe_handle_phy_interrupt(struct netxen_adapter *adapter, printk(KERN_INFO PFX "autoneg_error "); if ((netxen_get_phy_int_speed_changed(int_src)) || (netxen_get_phy_int_link_status_changed(int_src))) { - __le32 status; + __u32 status; printk(KERN_INFO PFX "speed_changed or link status changed"); @@ -583,9 +583,9 @@ int netxen_niu_gbe_handle_phy_interrupt(struct netxen_adapter *adapter, int netxen_niu_macaddr_get(struct netxen_adapter *adapter, int phy, netxen_ethernet_macaddr_t * addr) { - u64 result = 0; - __le32 stationhigh; - __le32 stationlow; + u32 stationhigh; + u32 stationlow; + u8 val[8]; if (addr == NULL) return -EINVAL; @@ -598,10 +598,10 @@ int netxen_niu_macaddr_get(struct netxen_adapter *adapter, if (netxen_nic_hw_read_wx(adapter, NETXEN_NIU_GB_STATION_ADDR_1(phy), &stationlow, 4)) return -EIO; + ((__le32 *)val)[1] = cpu_to_le32(stationhigh); + ((__le32 *)val)[0] = cpu_to_le32(stationlow); - result = (u64) netxen_gb_get_stationaddress_low(stationlow); - result |= (u64) stationhigh << 16; - memcpy(*addr, &result, sizeof(netxen_ethernet_macaddr_t)); + memcpy(addr, val + 2, 6); return 0; } @@ -613,24 +613,25 @@ int netxen_niu_macaddr_get(struct netxen_adapter *adapter, int netxen_niu_macaddr_set(struct netxen_port *port, netxen_ethernet_macaddr_t addr) { - __le32 temp = 0; + u8 temp[4]; + u32 val; struct netxen_adapter *adapter = port->adapter; int phy = port->portnum; unsigned char mac_addr[6]; int i; for (i = 0; i < 10; i++) { - memcpy(&temp, addr, 2); - temp <<= 16; + temp[0] = temp[1] = 0; + memcpy(temp + 2, addr, 2); + val = le32_to_cpu(*(__le32 *)temp); if (netxen_nic_hw_write_wx - (adapter, NETXEN_NIU_GB_STATION_ADDR_1(phy), &temp, 4)) + (adapter, NETXEN_NIU_GB_STATION_ADDR_1(phy), &val, 4)) return -EIO; - temp = 0; - - memcpy(&temp, ((u8 *) addr) + 2, sizeof(__le32)); + memcpy(temp, ((u8 *) addr) + 2, sizeof(__le32)); + val = le32_to_cpu(*(__le32 *)temp); if (netxen_nic_hw_write_wx - (adapter, NETXEN_NIU_GB_STATION_ADDR_0(phy), &temp, 4)) + (adapter, NETXEN_NIU_GB_STATION_ADDR_0(phy), &val, 4)) return -2; netxen_niu_macaddr_get(adapter, phy, @@ -659,9 +660,9 @@ int netxen_niu_macaddr_set(struct netxen_port *port, int netxen_niu_enable_gbe_port(struct netxen_adapter *adapter, int port, netxen_niu_gbe_ifmode_t mode) { - __le32 mac_cfg0; - __le32 mac_cfg1; - __le32 mii_cfg; + __u32 mac_cfg0; + __u32 mac_cfg1; + __u32 mii_cfg; if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS)) return -EINVAL; @@ -736,7 +737,7 @@ int netxen_niu_enable_gbe_port(struct netxen_adapter *adapter, /* Disable a GbE interface */ int netxen_niu_disable_gbe_port(struct netxen_adapter *adapter, int port) { - __le32 mac_cfg0; + __u32 mac_cfg0; if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS)) return -EINVAL; @@ -752,7 +753,7 @@ int netxen_niu_disable_gbe_port(struct netxen_adapter *adapter, int port) /* Disable an XG interface */ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter, int port) { - __le32 mac_cfg; + __u32 mac_cfg; if (port != 0) return -EINVAL; @@ -769,7 +770,7 @@ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter, int port) int netxen_niu_set_promiscuous_mode(struct netxen_adapter *adapter, int port, netxen_niu_prom_mode_t mode) { - __le32 reg; + __u32 reg; if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS)) return -EINVAL; @@ -826,22 +827,21 @@ int netxen_niu_set_promiscuous_mode(struct netxen_adapter *adapter, int port, int netxen_niu_xg_macaddr_set(struct netxen_port *port, netxen_ethernet_macaddr_t addr) { - __le32 temp = 0; + u8 temp[4]; + u32 val; struct netxen_adapter *adapter = port->adapter; - memcpy(&temp, addr, 2); - temp = cpu_to_le32(temp); - temp <<= 16; + temp[0] = temp[1] = 0; + memcpy(temp + 2, addr, 2); + val = le32_to_cpu(*(__le32 *)temp); if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_1, - &temp, 4)) + &val, 4)) return -EIO; - temp = 0; - memcpy(&temp, ((u8 *) addr) + 2, sizeof(__le32)); - temp = cpu_to_le32(temp); + val = le32_to_cpu(*(__le32 *)temp); if (netxen_nic_hw_write_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_HI, - &temp, 4)) + &val, 4)) return -EIO; return 0; @@ -854,9 +854,9 @@ int netxen_niu_xg_macaddr_set(struct netxen_port *port, int netxen_niu_xg_macaddr_get(struct netxen_adapter *adapter, int phy, netxen_ethernet_macaddr_t * addr) { - __le32 stationhigh; - __le32 stationlow; - u64 result; + u32 stationhigh; + u32 stationlow; + u8 val[8]; if (addr == NULL) return -EINVAL; @@ -869,10 +869,10 @@ int netxen_niu_xg_macaddr_get(struct netxen_adapter *adapter, int phy, if (netxen_nic_hw_read_wx(adapter, NETXEN_NIU_XGE_STATION_ADDR_0_1, &stationlow, 4)) return -EIO; + ((__le32 *)val)[1] = cpu_to_le32(stationhigh); + ((__le32 *)val)[0] = cpu_to_le32(stationlow); - result = ((u64) stationlow) >> 16; - result |= (u64) stationhigh << 16; - memcpy(*addr, &result, sizeof(netxen_ethernet_macaddr_t)); + memcpy(addr, val + 2, 6); return 0; } @@ -880,7 +880,7 @@ int netxen_niu_xg_macaddr_get(struct netxen_adapter *adapter, int phy, int netxen_niu_xg_set_promiscuous_mode(struct netxen_adapter *adapter, int port, netxen_niu_prom_mode_t mode) { - __le32 reg; + __u32 reg; if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS)) return -EINVAL; diff --git a/drivers/net/phy/fixed.c b/drivers/net/phy/fixed.c index 096d4a100bf2..86135397f430 100644 --- a/drivers/net/phy/fixed.c +++ b/drivers/net/phy/fixed.c @@ -349,7 +349,7 @@ static int __init fixed_init(void) fixed_mdio_register_device(0, 100, 1); #endif -#ifdef CONFIX_FIXED_MII_10_FDX +#ifdef CONFIG_FIXED_MII_10_FDX fixed_mdio_register_device(0, 10, 1); #endif return 0; diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index a2e804ddca6c..822dd0b13133 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -3639,29 +3639,6 @@ static int sky2_resume(struct pci_dev *pdev) out: return err; } - -/* BIOS resume runs after device (it's a bug in PM) - * as a temporary workaround on suspend/resume leave MSI disabled - */ -static int sky2_suspend_late(struct pci_dev *pdev, pm_message_t state) -{ - struct sky2_hw *hw = pci_get_drvdata(pdev); - - free_irq(pdev->irq, hw); - if (hw->msi) { - pci_disable_msi(pdev); - hw->msi = 0; - } - return 0; -} - -static int sky2_resume_early(struct pci_dev *pdev) -{ - struct sky2_hw *hw = pci_get_drvdata(pdev); - struct net_device *dev = hw->dev[0]; - - return request_irq(pdev->irq, sky2_intr, IRQF_SHARED, dev->name, hw); -} #endif static struct pci_driver sky2_driver = { @@ -3672,8 +3649,6 @@ static struct pci_driver sky2_driver = { #ifdef CONFIG_PM .suspend = sky2_suspend, .resume = sky2_resume, - .suspend_late = sky2_suspend_late, - .resume_early = sky2_resume_early, #endif }; diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index ebb6aa39f9c7..8ea2fc1b96cb 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -1925,6 +1925,8 @@ spider_net_stop(struct net_device *netdev) /* release chains */ spider_net_release_tx_chain(card, 1); + spider_net_free_rx_chain_contents(card); + spider_net_free_chain(card, &card->tx_chain); spider_net_free_chain(card, &card->rx_chain); diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index bd1faebf61a0..fca978fb158e 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -773,13 +773,13 @@ static int get_gsi_base(acpi_handle handle, u32 *gsi_base) goto out; table = obj->buffer.pointer; - switch (((acpi_table_entry_header *)table)->type) { - case ACPI_MADT_IOSAPIC: - *gsi_base = ((struct acpi_table_iosapic *)table)->global_irq_base; + switch (((struct acpi_subtable_header *)table)->type) { + case ACPI_MADT_TYPE_IO_SAPIC: + *gsi_base = ((struct acpi_madt_io_sapic *)table)->global_irq_base; result = 0; break; - case ACPI_MADT_IOAPIC: - *gsi_base = ((struct acpi_table_ioapic *)table)->global_irq_base; + case ACPI_MADT_TYPE_IO_APIC: + *gsi_base = ((struct acpi_madt_io_apic *)table)->global_irq_base; result = 0; break; default: diff --git a/drivers/pci/hotplug/sgi_hotplug.c b/drivers/pci/hotplug/sgi_hotplug.c index 5d188c558386..78cf0711d1fa 100644 --- a/drivers/pci/hotplug/sgi_hotplug.c +++ b/drivers/pci/hotplug/sgi_hotplug.c @@ -28,6 +28,8 @@ #include <asm/sn/sn_feature_sets.h> #include <asm/sn/sn_sal.h> #include <asm/sn/types.h> +#include <linux/acpi.h> +#include <asm/sn/acpi.h> #include "../pci.h" @@ -35,14 +37,17 @@ MODULE_LICENSE("GPL"); MODULE_AUTHOR("SGI (prarit@sgi.com, dickie@sgi.com, habeck@sgi.com)"); MODULE_DESCRIPTION("SGI Altix Hot Plug PCI Controller Driver"); -#define PCIIO_ASIC_TYPE_TIOCA 4 + +/* SAL call error codes. Keep in sync with prom header io/include/pcibr.h */ #define PCI_SLOT_ALREADY_UP 2 /* slot already up */ #define PCI_SLOT_ALREADY_DOWN 3 /* slot already down */ #define PCI_L1_ERR 7 /* L1 console command error */ #define PCI_EMPTY_33MHZ 15 /* empty 33 MHz bus */ + + +#define PCIIO_ASIC_TYPE_TIOCA 4 #define PCI_L1_QSIZE 128 /* our L1 message buffer size */ #define SN_MAX_HP_SLOTS 32 /* max hotplug slots */ -#define SGI_HOTPLUG_PROM_REV 0x0430 /* Min. required PROM version */ #define SN_SLOT_NAME_SIZE 33 /* size of name string */ /* internal list head */ @@ -227,7 +232,7 @@ static void sn_bus_free_data(struct pci_dev *dev) } static int sn_slot_enable(struct hotplug_slot *bss_hotplug_slot, - int device_num) + int device_num, char **ssdt) { struct slot *slot = bss_hotplug_slot->private; struct pcibus_info *pcibus_info; @@ -240,7 +245,8 @@ static int sn_slot_enable(struct hotplug_slot *bss_hotplug_slot, * Power-on and initialize the slot in the SN * PCI infrastructure. */ - rc = sal_pcibr_slot_enable(pcibus_info, device_num, &resp); + rc = sal_pcibr_slot_enable(pcibus_info, device_num, &resp, ssdt); + if (rc == PCI_SLOT_ALREADY_UP) { dev_dbg(slot->pci_bus->self, "is already active\n"); @@ -335,6 +341,7 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) int func, num_funcs; int new_ppb = 0; int rc; + char *ssdt = NULL; void pcibios_fixup_device_resources(struct pci_dev *); /* Serialize the Linux PCI infrastructure */ @@ -342,14 +349,29 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) /* * Power-on and initialize the slot in the SN - * PCI infrastructure. + * PCI infrastructure. Also, retrieve the ACPI SSDT + * table for the slot (if ACPI capable PROM). */ - rc = sn_slot_enable(bss_hotplug_slot, slot->device_num); + rc = sn_slot_enable(bss_hotplug_slot, slot->device_num, &ssdt); if (rc) { mutex_unlock(&sn_hotplug_mutex); return rc; } + if (ssdt) + ssdt = __va(ssdt); + /* Add the new SSDT for the slot to the ACPI namespace */ + if (SN_ACPI_BASE_SUPPORT() && ssdt) { + acpi_status ret; + + ret = acpi_load_table((struct acpi_table_header *)ssdt); + if (ACPI_FAILURE(ret)) { + printk(KERN_ERR "%s: acpi_load_table failed (0x%x)\n", + __FUNCTION__, ret); + /* try to continue on */ + } + } + num_funcs = pci_scan_slot(slot->pci_bus, PCI_DEVFN(slot->device_num + 1, 0)); if (!num_funcs) { @@ -374,7 +396,10 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) * pdi_host_pcidev_info). */ pcibios_fixup_device_resources(dev); - sn_pci_fixup_slot(dev); + if (SN_ACPI_BASE_SUPPORT()) + sn_acpi_slot_fixup(dev); + else + sn_io_slot_fixup(dev); if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) { unsigned char sec_bus; pci_read_config_byte(dev, PCI_SECONDARY_BUS, @@ -388,6 +413,63 @@ static int enable_slot(struct hotplug_slot *bss_hotplug_slot) } } + /* + * Add the slot's devices to the ACPI infrastructure */ + if (SN_ACPI_BASE_SUPPORT() && ssdt) { + unsigned long adr; + struct acpi_device *pdevice; + struct acpi_device *device; + acpi_handle phandle; + acpi_handle chandle = NULL; + acpi_handle rethandle; + acpi_status ret; + + phandle = PCI_CONTROLLER(slot->pci_bus)->acpi_handle; + + if (acpi_bus_get_device(phandle, &pdevice)) { + dev_dbg(slot->pci_bus->self, + "no parent device, assuming NULL\n"); + pdevice = NULL; + } + + /* + * Walk the rootbus node's immediate children looking for + * the slot's device node(s). There can be more than + * one for multifunction devices. + */ + for (;;) { + rethandle = NULL; + ret = acpi_get_next_object(ACPI_TYPE_DEVICE, + phandle, chandle, + &rethandle); + + if (ret == AE_NOT_FOUND || rethandle == NULL) + break; + + chandle = rethandle; + + ret = acpi_evaluate_integer(chandle, METHOD_NAME__ADR, + NULL, &adr); + + if (ACPI_SUCCESS(ret) && + (adr>>16) == (slot->device_num + 1)) { + + ret = acpi_bus_add(&device, pdevice, chandle, + ACPI_BUS_TYPE_DEVICE); + if (ACPI_FAILURE(ret)) { + printk(KERN_ERR "%s: acpi_bus_add " + "failed (0x%x) for slot %d " + "func %d\n", __FUNCTION__, + ret, (int)(adr>>16), + (int)(adr&0xffff)); + /* try to continue on */ + } else { + acpi_bus_start(device); + } + } + } + } + /* Call the driver for the new device */ pci_bus_add_devices(slot->pci_bus); /* Call the drivers for the new devices subordinate to PPB */ @@ -412,6 +494,7 @@ static int disable_slot(struct hotplug_slot *bss_hotplug_slot) struct pci_dev *dev; int func; int rc; + acpi_owner_id ssdt_id = 0; /* Acquire update access to the bus */ mutex_lock(&sn_hotplug_mutex); @@ -422,6 +505,52 @@ static int disable_slot(struct hotplug_slot *bss_hotplug_slot) if (rc) goto leaving; + /* free the ACPI resources for the slot */ + if (SN_ACPI_BASE_SUPPORT() && + PCI_CONTROLLER(slot->pci_bus)->acpi_handle) { + unsigned long adr; + struct acpi_device *device; + acpi_handle phandle; + acpi_handle chandle = NULL; + acpi_handle rethandle; + acpi_status ret; + + /* Get the rootbus node pointer */ + phandle = PCI_CONTROLLER(slot->pci_bus)->acpi_handle; + + /* + * Walk the rootbus node's immediate children looking for + * the slot's device node(s). There can be more than + * one for multifunction devices. + */ + for (;;) { + rethandle = NULL; + ret = acpi_get_next_object(ACPI_TYPE_DEVICE, + phandle, chandle, + &rethandle); + + if (ret == AE_NOT_FOUND || rethandle == NULL) + break; + + chandle = rethandle; + + ret = acpi_evaluate_integer(chandle, + METHOD_NAME__ADR, + NULL, &adr); + if (ACPI_SUCCESS(ret) && + (adr>>16) == (slot->device_num + 1)) { + /* retain the owner id */ + acpi_get_id(chandle, &ssdt_id); + + ret = acpi_bus_get_device(chandle, + &device); + if (ACPI_SUCCESS(ret)) + acpi_bus_trim(device, 1); + } + } + + } + /* Free the SN resources assigned to the Linux device.*/ for (func = 0; func < 8; func++) { dev = pci_get_slot(slot->pci_bus, @@ -434,6 +563,18 @@ static int disable_slot(struct hotplug_slot *bss_hotplug_slot) } } + /* Remove the SSDT for the slot from the ACPI namespace */ + if (SN_ACPI_BASE_SUPPORT() && ssdt_id) { + acpi_status ret; + ret = acpi_unload_table_id(ssdt_id); + if (ACPI_FAILURE(ret)) { + printk(KERN_ERR "%s: acpi_unload_table_id " + "failed (0x%x) for id %d\n", + __FUNCTION__, ret, ssdt_id); + /* try to continue on */ + } + } + /* free the collected sysdata pointers */ sn_bus_free_sysdata(); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index ef882a8a094e..c913ea4e545c 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -654,19 +654,42 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_vi * VIA bridges which have VLink */ -static const struct pci_device_id via_vlink_fixup_tbl[] = { - /* Internal devices need IRQ line routing, pre VLink */ - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_82C686), 0 }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8231), 17 }, - /* Devices with VLink */ - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8233_0), 17}, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8233A), 17 }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8233C_0), 17 }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8235), 16 }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8237), 15 }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_8237A), 15 }, - { 0, }, -}; +static int via_vlink_dev_lo = -1, via_vlink_dev_hi = 18; + +static void quirk_via_bridge(struct pci_dev *dev) +{ + /* See what bridge we have and find the device ranges */ + switch (dev->device) { + case PCI_DEVICE_ID_VIA_82C686: + /* The VT82C686 is special, it attaches to PCI and can have + any device number. All its subdevices are functions of + that single device. */ + via_vlink_dev_lo = PCI_SLOT(dev->devfn); + via_vlink_dev_hi = PCI_SLOT(dev->devfn); + break; + case PCI_DEVICE_ID_VIA_8237: + case PCI_DEVICE_ID_VIA_8237A: + via_vlink_dev_lo = 15; + break; + case PCI_DEVICE_ID_VIA_8235: + via_vlink_dev_lo = 16; + break; + case PCI_DEVICE_ID_VIA_8231: + case PCI_DEVICE_ID_VIA_8233_0: + case PCI_DEVICE_ID_VIA_8233A: + case PCI_DEVICE_ID_VIA_8233C_0: + via_vlink_dev_lo = 17; + break; + } +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8233_0, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8233A, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8233C_0, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, quirk_via_bridge); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237A, quirk_via_bridge); /** * quirk_via_vlink - VIA VLink IRQ number update @@ -675,35 +698,20 @@ static const struct pci_device_id via_vlink_fixup_tbl[] = { * If the device we are dealing with is on a PIC IRQ we need to * ensure that the IRQ line register which usually is not relevant * for PCI cards, is actually written so that interrupts get sent - * to the right place + * to the right place. + * We only do this on systems where a VIA south bridge was detected, + * and only for VIA devices on the motherboard (see quirk_via_bridge + * above). */ static void quirk_via_vlink(struct pci_dev *dev) { - const struct pci_device_id *via_vlink_fixup; - static int dev_lo = -1, dev_hi = 18; u8 irq, new_irq; - /* Check if we have VLink and cache the result */ - - /* Checked already - no */ - if (dev_lo == -2) + /* Check if we have VLink at all */ + if (via_vlink_dev_lo == -1) return; - /* Not checked - see what bridge we have and find the device - ranges */ - - if (dev_lo == -1) { - via_vlink_fixup = pci_find_present(via_vlink_fixup_tbl); - if (via_vlink_fixup == NULL) { - dev_lo = -2; - return; - } - dev_lo = via_vlink_fixup->driver_data; - /* 82C686 is special - 0/0 */ - if (dev_lo == 0) - dev_hi = 0; - } new_irq = dev->irq; /* Don't quirk interrupts outside the legacy IRQ range */ @@ -711,8 +719,8 @@ static void quirk_via_vlink(struct pci_dev *dev) return; /* Internal device ? */ - if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) > dev_hi || - PCI_SLOT(dev->devfn) < dev_lo) + if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) > via_vlink_dev_hi || + PCI_SLOT(dev->devfn) < via_vlink_dev_lo) return; /* This is an internal VLink device on a PIC interrupt. The BIOS @@ -1254,8 +1262,8 @@ static void quirk_jmicron_dualfn(struct pci_dev *pdev) pci_read_config_dword(pdev, 0x40, &conf); /* Enable dual function mode, AHCI on fn 0, IDE fn1 */ /* Set the class codes correctly and then direct IDE 0 */ - conf &= ~0x000F0200; /* Clear bit 9 and 16-19 */ - conf |= 0x00C20002; /* Set bit 1, 17, 22, 23 */ + conf &= ~0x000FF200; /* Clear bit 9 and 12-19 */ + conf |= 0x00C2A102; /* Set 1, 8, 13, 15, 17, 22, 23 */ pci_write_config_dword(pdev, 0x40, conf); /* Reconfigure so that the PCI scanner discovers the diff --git a/drivers/pci/search.c b/drivers/pci/search.c index fab381ed853c..b2653c4afe9e 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -200,11 +200,8 @@ static struct pci_dev * pci_find_subsys(unsigned int vendor, * can cause some machines to crash. So here we detect and flag that * situation and bail out early. */ - if (unlikely(list_empty(&pci_devices))) { - printk(KERN_INFO "pci_find_subsys() called while pci_devices " - "is still empty\n"); + if (unlikely(list_empty(&pci_devices))) return NULL; - } down_read(&pci_bus_sem); n = from ? from->global_list.next : pci_devices.next; @@ -278,11 +275,8 @@ pci_get_subsys(unsigned int vendor, unsigned int device, * can cause some machines to crash. So here we detect and flag that * situation and bail out early. */ - if (unlikely(list_empty(&pci_devices))) { - printk(KERN_NOTICE "pci_get_subsys() called while pci_devices " - "is still empty\n"); + if (unlikely(list_empty(&pci_devices))) return NULL; - } down_read(&pci_bus_sem); n = from ? from->global_list.next : pci_devices.next; diff --git a/drivers/pnp/pnpacpi/Kconfig b/drivers/pnp/pnpacpi/Kconfig index b1854171b963..ad27e5e0101f 100644 --- a/drivers/pnp/pnpacpi/Kconfig +++ b/drivers/pnp/pnpacpi/Kconfig @@ -2,8 +2,8 @@ # Plug and Play ACPI configuration # config PNPACPI - bool "Plug and Play ACPI support (EXPERIMENTAL)" - depends on PNP && ACPI && EXPERIMENTAL + bool "Plug and Play ACPI support" + depends on PNP && ACPI default y ---help--- Linux uses the PNPACPI to autodetect built-in diff --git a/drivers/pnp/system.c b/drivers/pnp/system.c index d42015c382af..2065e74bb63f 100644 --- a/drivers/pnp/system.c +++ b/drivers/pnp/system.c @@ -3,7 +3,8 @@ * * Some code is based on pnpbios_core.c * Copyright 2002 Adam Belay <ambx1@neo.rr.com> - * + * (c) Copyright 2007 Hewlett-Packard Development Company, L.P. + * Bjorn Helgaas <bjorn.helgaas@hp.com> */ #include <linux/pnp.h> @@ -21,18 +22,21 @@ static const struct pnp_device_id pnp_dev_table[] = { { "", 0 } }; -static void reserve_ioport_range(char *pnpid, int start, int end) +static void reserve_range(char *pnpid, int start, int end, int port) { struct resource *res; char *regionid; regionid = kmalloc(16, GFP_KERNEL); - if ( regionid == NULL ) + if (regionid == NULL) return; snprintf(regionid, 16, "pnp %s", pnpid); - res = request_region(start,end-start+1,regionid); - if ( res == NULL ) - kfree( regionid ); + if (port) + res = request_region(start,end-start+1,regionid); + else + res = request_mem_region(start,end-start+1,regionid); + if (res == NULL) + kfree(regionid); else res->flags &= ~IORESOURCE_BUSY; /* @@ -41,26 +45,20 @@ static void reserve_ioport_range(char *pnpid, int start, int end) * have double reservations. */ printk(KERN_INFO - "pnp: %s: ioport range 0x%x-0x%x %s reserved\n", - pnpid, start, end, - NULL != res ? "has been" : "could not be" - ); - - return; + "pnp: %s: %s range 0x%x-0x%x %s reserved\n", + pnpid, port ? "ioport" : "iomem", start, end, + NULL != res ? "has been" : "could not be"); } -static void reserve_resources_of_dev( struct pnp_dev *dev ) +static void reserve_resources_of_dev(struct pnp_dev *dev) { int i; - for (i=0;i<PNP_MAX_PORT;i++) { + for (i = 0; i < PNP_MAX_PORT; i++) { if (!pnp_port_valid(dev, i)) - /* end of resources */ continue; if (pnp_port_start(dev, i) == 0) - /* disabled */ - /* Do nothing */ - continue; + continue; /* disabled */ if (pnp_port_start(dev, i) < 0x100) /* * Below 0x100 is only standard PC hardware @@ -72,14 +70,18 @@ static void reserve_resources_of_dev( struct pnp_dev *dev ) */ continue; if (pnp_port_end(dev, i) < pnp_port_start(dev, i)) - /* invalid endpoint */ - /* Do nothing */ + continue; /* invalid */ + + reserve_range(dev->dev.bus_id, pnp_port_start(dev, i), + pnp_port_end(dev, i), 1); + } + + for (i = 0; i < PNP_MAX_MEM; i++) { + if (!pnp_mem_valid(dev, i)) continue; - reserve_ioport_range( - dev->dev.bus_id, - pnp_port_start(dev, i), - pnp_port_end(dev, i) - ); + + reserve_range(dev->dev.bus_id, pnp_mem_start(dev, i), + pnp_mem_end(dev, i), 0); } return; diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c index 9fb0ea5c1fb9..5b458d2478f7 100644 --- a/drivers/scsi/pcmcia/sym53c500_cs.c +++ b/drivers/scsi/pcmcia/sym53c500_cs.c @@ -545,8 +545,6 @@ SYM53C500_release(struct pcmcia_device *link) */ if (shost->irq) free_irq(shost->irq, shost); - if (shost->dma_channel != 0xff) - free_dma(shost->dma_channel); if (shost->io_port && shost->n_io_port) release_region(shost->io_port, shost->n_io_port); diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c index 61db6973755a..f69bd097166e 100644 --- a/drivers/serial/amba-pl010.c +++ b/drivers/serial/amba-pl010.c @@ -589,6 +589,8 @@ static int __init pl010_console_setup(struct console *co, char *options) */ if (co->index >= UART_NR) co->index = 0; + if (!amba_ports[co->index]) + return -ENODEV; port = &amba_ports[co->index]->port; if (options) diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c index 9a3b374b2a08..44639e71372a 100644 --- a/drivers/serial/amba-pl011.c +++ b/drivers/serial/amba-pl011.c @@ -661,6 +661,8 @@ static int __init pl011_console_setup(struct console *co, char *options) if (co->index >= UART_NR) co->index = 0; uap = amba_ports[co->index]; + if (!uap) + return -ENODEV; uap->port.uartclk = clk_get_rate(uap->clk); diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index ed7f7209ea59..881f886b91c6 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -689,9 +689,9 @@ static void __devinit atmel_init_port(struct atmel_uart_port *atmel_port, struct struct atmel_uart_data *data = pdev->dev.platform_data; port->iotype = UPIO_MEM; - port->flags = UPF_BOOT_AUTOCONF; + port->flags = UPF_BOOT_AUTOCONF; port->ops = &atmel_pops; - port->fifosize = 1; + port->fifosize = 1; port->line = pdev->id; port->dev = &pdev->dev; @@ -890,7 +890,6 @@ static int atmel_serial_suspend(struct platform_device *pdev, pm_message_t state if (device_may_wakeup(&pdev->dev) && !at91_suspend_entering_slow_clock()) enable_irq_wake(port->irq); else { - disable_irq_wake(port->irq); uart_suspend_port(&atmel_uart, port); atmel_port->suspended = 1; } @@ -907,6 +906,8 @@ static int atmel_serial_resume(struct platform_device *pdev) uart_resume_port(&atmel_uart, port); atmel_port->suspended = 0; } + else + disable_irq_wake(port->irq); return 0; } diff --git a/drivers/serial/atmel_serial.h b/drivers/serial/atmel_serial.h index fe1763b2a6d5..11b44360e108 100644 --- a/drivers/serial/atmel_serial.h +++ b/drivers/serial/atmel_serial.h @@ -106,7 +106,7 @@ #define ATMEL_US_CSR 0x14 /* Channel Status Register */ #define ATMEL_US_RHR 0x18 /* Receiver Holding Register */ #define ATMEL_US_THR 0x1c /* Transmitter Holding Register */ -#define ATMEL_US_SYNH (1 << 15) /* Transmit/Receive Sync [SAM9 only] */ +#define ATMEL_US_SYNH (1 << 15) /* Transmit/Receive Sync [AT91SAM9261 only] */ #define ATMEL_US_BRGR 0x20 /* Baud Rate Generator Register */ #define ATMEL_US_CD (0xffff << 0) /* Clock Divider */ diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index ea3636d96e1b..c6c9e72e5fd9 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -56,11 +56,6 @@ static unsigned int hid_mousepoll_interval; module_param_named(mousepoll, hid_mousepoll_interval, uint, 0644); MODULE_PARM_DESC(mousepoll, "Polling interval of mice"); -static int usbhid_pb_fnmode = 1; -module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644); -MODULE_PARM_DESC(pb_fnmode, - "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)"); - /* * Input submission and I/O error handler. */ @@ -582,7 +577,6 @@ void usbhid_init_reports(struct hid_device *hid) } #define USB_VENDOR_ID_GTCO 0x078c -#define USB_VENDOR_ID_GTCO_IPANEL_1 0x08ca #define USB_VENDOR_ID_GTCO_IPANEL_2 0x5543 #define USB_DEVICE_ID_GTCO_90 0x0090 #define USB_DEVICE_ID_GTCO_100 0x0100 @@ -629,7 +623,6 @@ void usbhid_init_reports(struct hid_device *hid) #define USB_DEVICE_ID_GTCO_1004 0x1004 #define USB_DEVICE_ID_GTCO_1005 0x1005 #define USB_DEVICE_ID_GTCO_1006 0x1006 -#define USB_DEVICE_ID_GTCO_10 0x0010 #define USB_DEVICE_ID_GTCO_8 0x0008 #define USB_DEVICE_ID_GTCO_d 0x000d @@ -883,7 +876,6 @@ static const struct hid_blacklist { { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006, HID_QUIRK_IGNORE }, - { USB_VENDOR_ID_GTCO_IPANEL_1, USB_DEVICE_ID_GTCO_10, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_GTCO_IPANEL_2, USB_DEVICE_ID_GTCO_8, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_GTCO_IPANEL_2, USB_DEVICE_ID_GTCO_d, HID_QUIRK_IGNORE }, { USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA, HID_QUIRK_IGNORE }, @@ -1249,10 +1241,6 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf) hid->hiddev_hid_event = hiddev_hid_event; hid->hiddev_report_event = hiddev_report_event; #endif -#ifdef CONFIG_USB_HIDINPUT_POWERBOOK - hid->pb_fnmode = usbhid_pb_fnmode; -#endif - return hid; fail: diff --git a/fs/buffer.c b/fs/buffer.c index 460f1c43238e..1ad674fd348c 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2844,7 +2844,6 @@ int try_to_free_buffers(struct page *page) spin_lock(&mapping->private_lock); ret = drop_buffers(page, &buffers_to_free); - spin_unlock(&mapping->private_lock); /* * If the filesystem writes its buffers by hand (eg ext3) @@ -2855,9 +2854,14 @@ int try_to_free_buffers(struct page *page) * Also, during truncate, discard_buffer will have marked all * the page's buffers clean. We discover that here and clean * the page also. + * + * private_lock must be held over this entire operation in order + * to synchronise against __set_page_dirty_buffers and prevent the + * dirty bit from being lost. */ if (ret) cancel_dirty_page(page, PAGE_CACHE_SIZE); + spin_unlock(&mapping->private_lock); out: if (buffers_to_free) { struct buffer_head *bh = buffers_to_free; diff --git a/fs/fuse/control.c b/fs/fuse/control.c index 8c58bd453993..1794305f9ed8 100644 --- a/fs/fuse/control.c +++ b/fs/fuse/control.c @@ -193,8 +193,12 @@ static int fuse_ctl_get_sb(struct file_system_type *fs_type, int flags, static void fuse_ctl_kill_sb(struct super_block *sb) { + struct fuse_conn *fc; + mutex_lock(&fuse_mutex); fuse_control_sb = NULL; + list_for_each_entry(fc, &fuse_conn_list, entry) + fc->ctl_ndents = 0; mutex_unlock(&fuse_mutex); kill_litter_super(sb); diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h index cca3fb693f99..70543b17e4c7 100644 --- a/fs/hostfs/hostfs.h +++ b/fs/hostfs/hostfs.h @@ -76,7 +76,7 @@ extern int make_symlink(const char *from, const char *to); extern int unlink_file(const char *file); extern int do_mkdir(const char *file, int mode); extern int do_rmdir(const char *file); -extern int do_mknod(const char *file, int mode, int dev); +extern int do_mknod(const char *file, int mode, unsigned int major, unsigned int minor); extern int link_file(const char *from, const char *to); extern int do_readlink(char *file, char *buf, int size); extern int rename_file(char *from, char *to); diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index 1e6fc3799876..69a376f35a68 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -755,7 +755,7 @@ int hostfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev) goto out_put; init_special_inode(inode, mode, dev); - err = do_mknod(name, mode, dev); + err = do_mknod(name, mode, MAJOR(dev), MINOR(dev)); if(err) goto out_free; diff --git a/fs/hostfs/hostfs_user.c b/fs/hostfs/hostfs_user.c index 23b7cee72123..1ed5ea389f15 100644 --- a/fs/hostfs/hostfs_user.c +++ b/fs/hostfs/hostfs_user.c @@ -295,11 +295,11 @@ int do_rmdir(const char *file) return(0); } -int do_mknod(const char *file, int mode, int dev) +int do_mknod(const char *file, int mode, unsigned int major, unsigned int minor) { int err; - err = mknod(file, mode, dev); + err = mknod(file, mode, makedev(major, minor)); if(err) return(-errno); return(0); } diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 062707745162..f4d45d4d835b 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -176,7 +176,7 @@ reclaimer(void *ptr) lock_kernel(); lockd_up(0); /* note: this cannot fail as lockd is already running */ - dprintk("lockd: reclaiming locks for host %s", host->h_name); + dprintk("lockd: reclaiming locks for host %s\n", host->h_name); restart: nsmstate = host->h_nsmstate; @@ -206,7 +206,7 @@ restart: host->h_reclaiming = 0; up_write(&host->h_rwsem); - dprintk("NLM: done reclaiming locks for host %s", host->h_name); + dprintk("NLM: done reclaiming locks for host %s\n", host->h_name); /* Now, wake up all processes that sleep on a blocked lock */ list_for_each_entry(block, &nlm_blocked, b_list) { diff --git a/fs/nfs/file.c b/fs/nfs/file.c index fab20d06d936..9e4a2b70995a 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -434,8 +434,9 @@ static int do_vfs_lock(struct file *file, struct file_lock *fl) BUG(); } if (res < 0) - printk(KERN_WARNING "%s: VFS is out of sync with lock manager!\n", - __FUNCTION__); + dprintk(KERN_WARNING "%s: VFS is out of sync with lock manager" + " - error %d!\n", + __FUNCTION__, res); return res; } diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c index 248dd92e6a56..49c310b84923 100644 --- a/fs/nfsd/export.c +++ b/fs/nfsd/export.c @@ -35,7 +35,6 @@ #include <linux/lockd/bind.h> #define NFSDDBG_FACILITY NFSDDBG_EXPORT -#define NFSD_PARANOIA 1 typedef struct auth_domain svc_client; typedef struct svc_export svc_export; diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c index b06bf9f70efc..c59d6fbb7a6b 100644 --- a/fs/nfsd/nfsfh.c +++ b/fs/nfsd/nfsfh.c @@ -24,8 +24,6 @@ #include <linux/nfsd/nfsd.h> #define NFSDDBG_FACILITY NFSDDBG_FH -#define NFSD_PARANOIA 1 -/* #define NFSD_DEBUG_VERBOSE 1 */ static int nfsd_nr_verified; @@ -230,13 +228,12 @@ fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, int access) error = nfserrno(PTR_ERR(dentry)); goto out; } -#ifdef NFSD_PARANOIA + if (S_ISDIR(dentry->d_inode->i_mode) && (dentry->d_flags & DCACHE_DISCONNECTED)) { printk("nfsd: find_fh_dentry returned a DISCONNECTED directory: %s/%s\n", dentry->d_parent->d_name.name, dentry->d_name.name); } -#endif fhp->fh_dentry = dentry; fhp->fh_export = exp; @@ -267,12 +264,13 @@ fh_verify(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, int access) /* Finally, check access permissions. */ error = nfsd_permission(exp, dentry, access); -#ifdef NFSD_PARANOIA_EXTREME if (error) { - printk("fh_verify: %s/%s permission failure, acc=%x, error=%d\n", - dentry->d_parent->d_name.name, dentry->d_name.name, access, (error >> 24)); + dprintk("fh_verify: %s/%s permission failure, " + "acc=%x, error=%d\n", + dentry->d_parent->d_name.name, + dentry->d_name.name, + access, ntohl(error)); } -#endif out: if (exp && !IS_ERR(exp)) exp_put(exp); diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 5d32e5fa697e..8283236c6a0f 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -59,7 +59,6 @@ #include <asm/uaccess.h> #define NFSDDBG_FACILITY NFSDDBG_FILEOP -#define NFSD_PARANOIA /* We must ignore files (but only files) which might have mandatory diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c index 7b2c8f4f6a6f..629e7abdd840 100644 --- a/fs/ntfs/aops.c +++ b/fs/ntfs/aops.c @@ -92,10 +92,12 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate) ofs = 0; if (file_ofs < init_size) ofs = init_size - file_ofs; + local_irq_save(flags); kaddr = kmap_atomic(page, KM_BIO_SRC_IRQ); memset(kaddr + bh_offset(bh) + ofs, 0, bh->b_size - ofs); kunmap_atomic(kaddr, KM_BIO_SRC_IRQ); + local_irq_restore(flags); flush_dcache_page(page); } } else { @@ -143,11 +145,13 @@ static void ntfs_end_buffer_async_read(struct buffer_head *bh, int uptodate) recs = PAGE_CACHE_SIZE / rec_size; /* Should have been verified before we got here... */ BUG_ON(!recs); + local_irq_save(flags); kaddr = kmap_atomic(page, KM_BIO_SRC_IRQ); for (i = 0; i < recs; i++) post_read_mst_fixup((NTFS_RECORD*)(kaddr + i * rec_size), rec_size); kunmap_atomic(kaddr, KM_BIO_SRC_IRQ); + local_irq_restore(flags); flush_dcache_page(page); if (likely(page_uptodate && !PageError(page))) SetPageUptodate(page); diff --git a/fs/proc/base.c b/fs/proc/base.c index ff7a66850602..1a979ea3b379 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -2328,13 +2328,23 @@ static int proc_task_readdir(struct file * filp, void * dirent, filldir_t filldi { struct dentry *dentry = filp->f_path.dentry; struct inode *inode = dentry->d_inode; - struct task_struct *leader = get_proc_task(inode); + struct task_struct *leader = NULL; struct task_struct *task; int retval = -ENOENT; ino_t ino; int tid; unsigned long pos = filp->f_pos; /* avoiding "long long" filp->f_pos */ + task = get_proc_task(inode); + if (!task) + goto out_no_task; + rcu_read_lock(); + if (pid_alive(task)) { + leader = task->group_leader; + get_task_struct(leader); + } + rcu_read_unlock(); + put_task_struct(task); if (!leader) goto out_no_task; retval = 0; diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c index 2e0021e8f366..638f4c585e89 100644 --- a/fs/ufs/balloc.c +++ b/fs/ufs/balloc.c @@ -227,24 +227,27 @@ failed: * We can come here from ufs_writepage or ufs_prepare_write, * locked_page is argument of these functions, so we already lock it. */ -static void ufs_change_blocknr(struct inode *inode, unsigned int baseblk, +static void ufs_change_blocknr(struct inode *inode, unsigned int beg, unsigned int count, unsigned int oldb, unsigned int newb, struct page *locked_page) { - unsigned int blk_per_page = 1 << (PAGE_CACHE_SHIFT - inode->i_blkbits); - struct address_space *mapping = inode->i_mapping; - pgoff_t index, cur_index = locked_page->index; - unsigned int i, j; + const unsigned mask = (1 << (PAGE_CACHE_SHIFT - inode->i_blkbits)) - 1; + struct address_space * const mapping = inode->i_mapping; + pgoff_t index, cur_index; + unsigned end, pos, j; struct page *page; struct buffer_head *head, *bh; UFSD("ENTER, ino %lu, count %u, oldb %u, newb %u\n", inode->i_ino, count, oldb, newb); + BUG_ON(!locked_page); BUG_ON(!PageLocked(locked_page)); - for (i = 0; i < count; i += blk_per_page) { - index = (baseblk+i) >> (PAGE_CACHE_SHIFT - inode->i_blkbits); + cur_index = locked_page->index; + + for (end = count + beg; beg < end; beg = (beg | mask) + 1) { + index = beg >> (PAGE_CACHE_SHIFT - inode->i_blkbits); if (likely(cur_index != index)) { page = ufs_get_locked_page(mapping, index); @@ -253,21 +256,32 @@ static void ufs_change_blocknr(struct inode *inode, unsigned int baseblk, } else page = locked_page; - j = i; head = page_buffers(page); bh = head; + pos = beg & mask; + for (j = 0; j < pos; ++j) + bh = bh->b_this_page; + j = 0; do { - if (likely(bh->b_blocknr == j + oldb && j < count)) { - unmap_underlying_metadata(bh->b_bdev, - bh->b_blocknr); - bh->b_blocknr = newb + j++; - mark_buffer_dirty(bh); + if (buffer_mapped(bh)) { + pos = bh->b_blocknr - oldb; + if (pos < count) { + UFSD(" change from %llu to %llu\n", + (unsigned long long)pos + oldb, + (unsigned long long)pos + newb); + bh->b_blocknr = newb + pos; + unmap_underlying_metadata(bh->b_bdev, + bh->b_blocknr); + mark_buffer_dirty(bh); + ++j; + } } bh = bh->b_this_page; } while (bh != head); - set_page_dirty(page); + if (j) + set_page_dirty(page); if (likely(cur_index != index)) ufs_put_locked_page(page); @@ -415,14 +429,14 @@ unsigned ufs_new_fragments(struct inode * inode, __fs32 * p, unsigned fragment, } result = ufs_alloc_fragments (inode, cgno, goal, request, err); if (result) { + ufs_clear_frags(inode, result + oldcount, newcount - oldcount, + locked_page != NULL); ufs_change_blocknr(inode, fragment - oldcount, oldcount, tmp, result, locked_page); *p = cpu_to_fs32(sb, result); *err = 0; UFS_I(inode)->i_lastfrag = max_t(u32, UFS_I(inode)->i_lastfrag, fragment + count); - ufs_clear_frags(inode, result + oldcount, newcount - oldcount, - locked_page != NULL); unlock_super(sb); if (newcount < request) ufs_free_fragments (inode, result + newcount, request - newcount); diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c index 2fbab0aab688..4295ca91cf85 100644 --- a/fs/ufs/inode.c +++ b/fs/ufs/inode.c @@ -242,7 +242,8 @@ repeat: goal = tmp + uspi->s_fpb; tmp = ufs_new_fragments (inode, p, fragment - blockoff, goal, required + blockoff, - err, locked_page); + err, + phys != NULL ? locked_page : NULL); } /* * We will extend last allocated block @@ -250,7 +251,7 @@ repeat: else if (lastblock == block) { tmp = ufs_new_fragments(inode, p, fragment - (blockoff - lastblockoff), fs32_to_cpu(sb, *p), required + (blockoff - lastblockoff), - err, locked_page); + err, phys != NULL ? locked_page : NULL); } else /* (lastblock > block) */ { /* * We will allocate new block before last allocated block @@ -261,7 +262,8 @@ repeat: goal = tmp + uspi->s_fpb; } tmp = ufs_new_fragments(inode, p, fragment - blockoff, - goal, uspi->s_fpb, err, locked_page); + goal, uspi->s_fpb, err, + phys != NULL ? locked_page : NULL); } if (!tmp) { if ((!blockoff && *p) || @@ -438,9 +440,11 @@ int ufs_getfrag_block(struct inode *inode, sector_t fragment, struct buffer_head * it much more readable: */ #define GET_INODE_DATABLOCK(x) \ - ufs_inode_getfrag(inode, x, fragment, 1, &err, &phys, &new, bh_result->b_page) + ufs_inode_getfrag(inode, x, fragment, 1, &err, &phys, &new,\ + bh_result->b_page) #define GET_INODE_PTR(x) \ - ufs_inode_getfrag(inode, x, fragment, uspi->s_fpb, &err, NULL, NULL, NULL) + ufs_inode_getfrag(inode, x, fragment, uspi->s_fpb, &err, NULL, NULL,\ + bh_result->b_page) #define GET_INDIRECT_DATABLOCK(x) \ ufs_inode_getblock(inode, bh, x, fragment, \ &err, &phys, &new, bh_result->b_page) diff --git a/fs/ufs/truncate.c b/fs/ufs/truncate.c index ea11d04c41a0..0437b0a6fe97 100644 --- a/fs/ufs/truncate.c +++ b/fs/ufs/truncate.c @@ -109,10 +109,10 @@ static int ufs_trunc_direct (struct inode * inode) tmp = fs32_to_cpu(sb, *p); if (!tmp ) ufs_panic (sb, "ufs_trunc_direct", "internal error"); + frag2 -= frag1; frag1 = ufs_fragnum (frag1); - frag2 = ufs_fragnum (frag2); - ufs_free_fragments (inode, tmp + frag1, frag2 - frag1); + ufs_free_fragments(inode, tmp + frag1, frag2); mark_inode_dirty(inode); frag_to_free = tmp + frag1; diff --git a/include/acpi/acconfig.h b/include/acpi/acconfig.h index ebc1f697615a..422f29c06c77 100644 --- a/include/acpi/acconfig.h +++ b/include/acpi/acconfig.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -63,7 +63,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20060707 +#define ACPI_CA_VERSION 0x20070126 /* * OS name, used for the _OS object. The _OS object is essentially obsolete, @@ -115,6 +115,10 @@ #define ACPI_NUM_OWNERID_MASKS 8 +/* Size of the root table array is increased by this increment */ + +#define ACPI_ROOT_TABLE_SIZE_INCREMENT 4 + /****************************************************************************** * * ACPI Specification constants (Do not change unless the specification changes) @@ -152,6 +156,11 @@ #define ACPI_PATH_SEGMENT_LENGTH 5 /* 4 chars for name + 1 char for separator */ #define ACPI_PATH_SEPARATOR '.' +/* Sizes for ACPI table headers */ + +#define ACPI_OEM_ID_SIZE 6 +#define ACPI_OEM_TABLE_ID_SIZE 8 + /* Constants used in searching for the RSDP in low memory */ #define ACPI_EBDA_PTR_LOCATION 0x0000040E /* Physical Address */ diff --git a/include/acpi/acdebug.h b/include/acpi/acdebug.h index d8167095caf3..d626bb1d2973 100644 --- a/include/acpi/acdebug.h +++ b/include/acpi/acdebug.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -159,6 +159,10 @@ void acpi_db_create_execution_threads(char *num_threads_arg, char *num_loops_arg, char *method_name_arg); +#ifdef ACPI_DBG_TRACK_ALLOCATIONS +u32 acpi_db_get_cache_info(struct acpi_memory_list *cache); +#endif + /* * dbfileio - Debugger file I/O commands */ @@ -214,4 +218,6 @@ void acpi_db_prep_namestring(char *name); struct acpi_namespace_node *acpi_db_local_ns_lookup(char *name); +void acpi_db_uint32_to_hex_string(u32 value, char *buffer); + #endif /* __ACDEBUG_H__ */ diff --git a/include/acpi/acdisasm.h b/include/acpi/acdisasm.h index 9a7d6921f534..389d772c7d5b 100644 --- a/include/acpi/acdisasm.h +++ b/include/acpi/acdisasm.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -97,9 +97,11 @@ typedef const struct acpi_dmtable_info { #define ACPI_DMT_CHKSUM 20 #define ACPI_DMT_SPACEID 21 #define ACPI_DMT_GAS 22 -#define ACPI_DMT_MADT 23 -#define ACPI_DMT_SRAT 24 -#define ACPI_DMT_EXIT 25 +#define ACPI_DMT_DMAR 23 +#define ACPI_DMT_MADT 24 +#define ACPI_DMT_SRAT 25 +#define ACPI_DMT_EXIT 26 +#define ACPI_DMT_SIG 27 typedef void (*ACPI_TABLE_HANDLER) (struct acpi_table_header * table); @@ -108,6 +110,7 @@ struct acpi_dmtable_data { char *signature; struct acpi_dmtable_info *table_info; ACPI_TABLE_HANDLER table_handler; + char *name; }; struct acpi_op_walk_info { @@ -139,7 +142,9 @@ extern const char *acpi_gbl_match_ops[]; extern struct acpi_dmtable_info acpi_dm_table_info_asf0[]; extern struct acpi_dmtable_info acpi_dm_table_info_asf1[]; +extern struct acpi_dmtable_info acpi_dm_table_info_asf1a[]; extern struct acpi_dmtable_info acpi_dm_table_info_asf2[]; +extern struct acpi_dmtable_info acpi_dm_table_info_asf2a[]; extern struct acpi_dmtable_info acpi_dm_table_info_asf3[]; extern struct acpi_dmtable_info acpi_dm_table_info_asf4[]; extern struct acpi_dmtable_info acpi_dm_table_info_asf_hdr[]; @@ -147,6 +152,11 @@ extern struct acpi_dmtable_info acpi_dm_table_info_boot[]; extern struct acpi_dmtable_info acpi_dm_table_info_cpep[]; extern struct acpi_dmtable_info acpi_dm_table_info_cpep0[]; extern struct acpi_dmtable_info acpi_dm_table_info_dbgp[]; +extern struct acpi_dmtable_info acpi_dm_table_info_dmar[]; +extern struct acpi_dmtable_info acpi_dm_table_info_dmar_hdr[]; +extern struct acpi_dmtable_info acpi_dm_table_info_dmar_scope[]; +extern struct acpi_dmtable_info acpi_dm_table_info_dmar0[]; +extern struct acpi_dmtable_info acpi_dm_table_info_dmar1[]; extern struct acpi_dmtable_info acpi_dm_table_info_ecdt[]; extern struct acpi_dmtable_info acpi_dm_table_info_facs[]; extern struct acpi_dmtable_info acpi_dm_table_info_fadt1[]; @@ -201,6 +211,8 @@ void acpi_dm_dump_asf(struct acpi_table_header *table); void acpi_dm_dump_cpep(struct acpi_table_header *table); +void acpi_dm_dump_dmar(struct acpi_table_header *table); + void acpi_dm_dump_fadt(struct acpi_table_header *table); void acpi_dm_dump_srat(struct acpi_table_header *table); @@ -314,7 +326,7 @@ acpi_dm_resource_template(struct acpi_op_walk_info *info, union acpi_parse_object *op, u8 * byte_data, u32 byte_count); -u8 acpi_dm_is_resource_template(union acpi_parse_object *op); +acpi_status acpi_dm_is_resource_template(union acpi_parse_object *op); void acpi_dm_indent(u32 level); diff --git a/include/acpi/acdispat.h b/include/acpi/acdispat.h index a22fe9cf8493..cb8d2868c8ac 100644 --- a/include/acpi/acdispat.h +++ b/include/acpi/acdispat.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -210,7 +210,7 @@ acpi_ds_method_error(acpi_status status, struct acpi_walk_state *walk_state); * dsinit */ acpi_status -acpi_ds_initialize_objects(struct acpi_table_desc *table_desc, +acpi_ds_initialize_objects(acpi_native_uint table_index, struct acpi_namespace_node *start_node); /* diff --git a/include/acpi/acevents.h b/include/acpi/acevents.h index 234142828e1a..d23cdf326808 100644 --- a/include/acpi/acevents.h +++ b/include/acpi/acevents.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h index 797ca1ea5214..b73f18a48785 100644 --- a/include/acpi/acexcep.h +++ b/include/acpi/acexcep.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -178,8 +178,10 @@ #define AE_CTRL_BREAK (acpi_status) (0x0009 | AE_CODE_CONTROL) #define AE_CTRL_CONTINUE (acpi_status) (0x000A | AE_CODE_CONTROL) #define AE_CTRL_SKIP (acpi_status) (0x000B | AE_CODE_CONTROL) +#define AE_CTRL_PARSE_CONTINUE (acpi_status) (0x000C | AE_CODE_CONTROL) +#define AE_CTRL_PARSE_PENDING (acpi_status) (0x000D | AE_CODE_CONTROL) -#define AE_CODE_CTRL_MAX 0x000B +#define AE_CODE_CTRL_MAX 0x000D #ifdef DEFINE_ACPI_GLOBALS @@ -291,7 +293,9 @@ char const *acpi_gbl_exception_names_ctrl[] = { "AE_CTRL_TRANSFER", "AE_CTRL_BREAK", "AE_CTRL_CONTINUE", - "AE_CTRL_SKIP" + "AE_CTRL_SKIP", + "AE_CTRL_PARSE_CONTINUE", + "AE_CTRL_PARSE_PENDING" }; #endif /* ACPI GLOBALS */ diff --git a/include/acpi/acglobal.h b/include/acpi/acglobal.h index 06972e6637de..24c3f05ab367 100644 --- a/include/acpi/acglobal.h +++ b/include/acpi/acglobal.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -58,37 +58,6 @@ #define ACPI_INIT_GLOBAL(a,b) a #endif -/* - * Keep local copies of these FADT-based registers. NOTE: These globals - * are first in this file for alignment reasons on 64-bit systems. - */ -ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1a_enable; -ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1b_enable; - -/***************************************************************************** - * - * Debug support - * - ****************************************************************************/ - -/* Runtime configuration of debug print levels */ - -extern u32 acpi_dbg_level; -extern u32 acpi_dbg_layer; - -/* Procedure nesting level for debug output */ - -extern u32 acpi_gbl_nesting_level; - -/* Support for dynamic control method tracing mechanism */ - -ACPI_EXTERN u32 acpi_gbl_original_dbg_level; -ACPI_EXTERN u32 acpi_gbl_original_dbg_layer; -ACPI_EXTERN acpi_name acpi_gbl_trace_method_name; -ACPI_EXTERN u32 acpi_gbl_trace_dbg_level; -ACPI_EXTERN u32 acpi_gbl_trace_dbg_layer; -ACPI_EXTERN u32 acpi_gbl_trace_flags; - /***************************************************************************** * * Runtime configuration (static defaults that can be overriden at runtime) @@ -135,52 +104,62 @@ ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_leave_wake_gpes_disabled, TRUE); /***************************************************************************** * + * Debug support + * + ****************************************************************************/ + +/* Runtime configuration of debug print levels */ + +extern u32 acpi_dbg_level; +extern u32 acpi_dbg_layer; + +/* Procedure nesting level for debug output */ + +extern u32 acpi_gbl_nesting_level; + +/* Event counters */ + +ACPI_EXTERN u32 acpi_gpe_count; + +/* Support for dynamic control method tracing mechanism */ + +ACPI_EXTERN u32 acpi_gbl_original_dbg_level; +ACPI_EXTERN u32 acpi_gbl_original_dbg_layer; +ACPI_EXTERN acpi_name acpi_gbl_trace_method_name; +ACPI_EXTERN u32 acpi_gbl_trace_dbg_level; +ACPI_EXTERN u32 acpi_gbl_trace_dbg_layer; +ACPI_EXTERN u32 acpi_gbl_trace_flags; + +/***************************************************************************** + * * ACPI Table globals * ****************************************************************************/ /* - * Table pointers. - * Although these pointers are somewhat redundant with the global acpi_table, - * they are convenient because they are typed pointers. + * acpi_gbl_root_table_list is the master list of ACPI tables found in the + * RSDT/XSDT. * - * These tables are single-table only; meaning that there can be at most one - * of each in the system. Each global points to the actual table. - */ -ACPI_EXTERN u32 acpi_gbl_table_flags; -ACPI_EXTERN u32 acpi_gbl_rsdt_table_count; -ACPI_EXTERN struct rsdp_descriptor *acpi_gbl_RSDP; -ACPI_EXTERN struct xsdt_descriptor *acpi_gbl_XSDT; -ACPI_EXTERN struct fadt_descriptor *acpi_gbl_FADT; -ACPI_EXTERN struct acpi_table_header *acpi_gbl_DSDT; -ACPI_EXTERN struct facs_descriptor *acpi_gbl_FACS; -ACPI_EXTERN struct acpi_common_facs acpi_gbl_common_fACS; -/* - * Since there may be multiple SSDTs and PSDTs, a single pointer is not - * sufficient; Therefore, there isn't one! + * acpi_gbl_FADT is a local copy of the FADT, converted to a common format. */ +ACPI_EXTERN struct acpi_internal_rsdt acpi_gbl_root_table_list; +ACPI_EXTERN struct acpi_table_fadt acpi_gbl_FADT; +extern acpi_native_uint acpi_gbl_permanent_mmap; -/* The root table can be either an RSDT or an XSDT */ +/* These addresses are calculated from FADT address values */ -ACPI_EXTERN u8 acpi_gbl_root_table_type; -#define ACPI_TABLE_TYPE_RSDT 'R' -#define ACPI_TABLE_TYPE_XSDT 'X' +ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1a_enable; +ACPI_EXTERN struct acpi_generic_address acpi_gbl_xpm1b_enable; /* - * Handle both ACPI 1.0 and ACPI 2.0 Integer widths: - * If we are executing a method that exists in a 32-bit ACPI table, - * use only the lower 32 bits of the (internal) 64-bit Integer. + * Handle both ACPI 1.0 and ACPI 2.0 Integer widths. The integer width is + * determined by the revision of the DSDT: If the DSDT revision is less than + * 2, use only the lower 32 bits of the internal 64-bit Integer. */ ACPI_EXTERN u8 acpi_gbl_integer_bit_width; ACPI_EXTERN u8 acpi_gbl_integer_byte_width; ACPI_EXTERN u8 acpi_gbl_integer_nybble_width; -/* - * ACPI Table info arrays - */ -extern struct acpi_table_list acpi_gbl_table_lists[ACPI_TABLE_ID_MAX + 1]; -extern struct acpi_table_support acpi_gbl_table_data[ACPI_TABLE_ID_MAX + 1]; - /***************************************************************************** * * Mutual exlusion within ACPICA subsystem @@ -188,7 +167,7 @@ extern struct acpi_table_support acpi_gbl_table_data[ACPI_TABLE_ID_MAX + 1]; ****************************************************************************/ /* - * Predefined mutex objects. This array contains the + * Predefined mutex objects. This array contains the * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. * (The table maps local handles to the real OS handles) */ @@ -197,6 +176,7 @@ ACPI_EXTERN struct acpi_mutex_info acpi_gbl_mutex_info[ACPI_NUM_MUTEX]; /* * Global lock semaphore works in conjunction with the actual HW global lock */ +ACPI_EXTERN acpi_mutex acpi_gbl_global_lock_mutex; ACPI_EXTERN acpi_semaphore acpi_gbl_global_lock_semaphore; /* @@ -220,6 +200,7 @@ ACPI_EXTERN spinlock_t _acpi_gbl_hardware_lock; /* For ACPI H/W except GPE regis ACPI_EXTERN struct acpi_memory_list *acpi_gbl_global_list; ACPI_EXTERN struct acpi_memory_list *acpi_gbl_ns_node_list; +ACPI_EXTERN u8 acpi_gbl_display_final_mem_stats; #endif /* Object caches */ @@ -240,7 +221,6 @@ ACPI_EXTERN struct acpi_walk_state *acpi_gbl_breakpoint_walk; /* Misc */ -ACPI_EXTERN u32 acpi_gbl_global_lock_thread_count; ACPI_EXTERN u32 acpi_gbl_original_mode; ACPI_EXTERN u32 acpi_gbl_rsdp_original_location; ACPI_EXTERN u32 acpi_gbl_ns_lookup_count; @@ -260,12 +240,19 @@ ACPI_EXTERN u8 acpi_gbl_system_awake_and_running; extern u8 acpi_gbl_shutdown; extern u32 acpi_gbl_startup_flags; -extern const u8 acpi_gbl_decode_to8bit[8]; extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT]; extern const char *acpi_gbl_highest_dstate_names[4]; extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES]; extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS]; +/* Exception codes */ + +extern char const *acpi_gbl_exception_names_env[]; +extern char const *acpi_gbl_exception_names_pgm[]; +extern char const *acpi_gbl_exception_names_tbl[]; +extern char const *acpi_gbl_exception_names_aml[]; +extern char const *acpi_gbl_exception_names_ctrl[]; + /***************************************************************************** * * Namespace globals diff --git a/include/acpi/achware.h b/include/acpi/achware.h index 29b60a8c0593..9df275cf7bc1 100644 --- a/include/acpi/achware.h +++ b/include/acpi/achware.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -61,8 +61,6 @@ /* * hwacpi - high level functions */ -acpi_status acpi_hw_initialize(void); - acpi_status acpi_hw_set_mode(u32 mode); u32 acpi_hw_get_mode(void); @@ -84,7 +82,7 @@ acpi_hw_low_level_read(u32 width, acpi_status acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address *reg); -acpi_status acpi_hw_clear_acpi_status(u32 flags); +acpi_status acpi_hw_clear_acpi_status(void); /* * hwgpe - GPE support diff --git a/include/acpi/acinterp.h b/include/acpi/acinterp.h index 91586d0d5bb5..ce7c9d653910 100644 --- a/include/acpi/acinterp.h +++ b/include/acpi/acinterp.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -277,12 +277,6 @@ acpi_status acpi_ex_system_do_suspend(acpi_integer time); acpi_status acpi_ex_system_do_stall(u32 time); -acpi_status -acpi_ex_system_acquire_mutex(union acpi_operand_object *time, - union acpi_operand_object *obj_desc); - -acpi_status acpi_ex_system_release_mutex(union acpi_operand_object *obj_desc); - acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc); acpi_status @@ -451,10 +445,14 @@ acpi_ex_copy_integer_to_buffer_field(union acpi_operand_object *source_desc, /* * exutils - interpreter/scanner utilities */ -acpi_status acpi_ex_enter_interpreter(void); +void acpi_ex_enter_interpreter(void); void acpi_ex_exit_interpreter(void); +void acpi_ex_reacquire_interpreter(void); + +void acpi_ex_relinquish_interpreter(void); + void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc); u8 acpi_ex_acquire_global_lock(u32 rule); diff --git a/include/acpi/aclocal.h b/include/acpi/aclocal.h index 063c4b54290f..6f83ddbed3af 100644 --- a/include/acpi/aclocal.h +++ b/include/acpi/aclocal.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -80,8 +80,8 @@ union acpi_parse_object; * table below also! */ #define ACPI_MTX_INTERPRETER 0 /* AML Interpreter, main lock */ -#define ACPI_MTX_TABLES 1 /* Data for ACPI tables */ -#define ACPI_MTX_NAMESPACE 2 /* ACPI Namespace */ +#define ACPI_MTX_NAMESPACE 1 /* ACPI Namespace */ +#define ACPI_MTX_TABLES 2 /* Data for ACPI tables */ #define ACPI_MTX_EVENTS 3 /* Data for ACPI events */ #define ACPI_MTX_CACHES 4 /* Internal caches, general purposes */ #define ACPI_MTX_MEMORY 5 /* Debug memory tracking lists */ @@ -162,7 +162,7 @@ struct acpi_mutex_info { typedef enum { ACPI_IMODE_LOAD_PASS1 = 0x01, ACPI_IMODE_LOAD_PASS2 = 0x02, - ACPI_IMODE_EXECUTE = 0x0E + ACPI_IMODE_EXECUTE = 0x03 } acpi_interpreter_mode; union acpi_name_union { @@ -204,7 +204,7 @@ struct acpi_namespace_node { /* Namespace Node flags */ #define ANOBJ_END_OF_PEER_LIST 0x01 /* End-of-list, Peer field points to parent */ -#define ANOBJ_RESERVED 0x02 /* Available for future use */ +#define ANOBJ_TEMPORARY 0x02 /* Node is create by a method and is temporary */ #define ANOBJ_METHOD_ARG 0x04 /* Node is a method argument */ #define ANOBJ_METHOD_LOCAL 0x08 /* Node is a method local */ #define ANOBJ_SUBTREE_HAS_INI 0x10 /* Used to optimize device initialization */ @@ -219,25 +219,42 @@ struct acpi_namespace_node { * ACPI Table Descriptor. One per ACPI table */ struct acpi_table_desc { - struct acpi_table_desc *prev; - struct acpi_table_desc *next; - struct acpi_table_desc *installed_desc; + acpi_physical_address address; struct acpi_table_header *pointer; - u8 *aml_start; - u64 physical_address; - acpi_size length; - u32 aml_length; + u32 length; /* Length fixed at 32 bits */ + union acpi_name_union signature; acpi_owner_id owner_id; - u8 type; - u8 allocation; - u8 loaded_into_namespace; + u8 flags; }; -struct acpi_table_list { - struct acpi_table_desc *next; +/* Flags for above */ + +#define ACPI_TABLE_ORIGIN_UNKNOWN (0) +#define ACPI_TABLE_ORIGIN_MAPPED (1) +#define ACPI_TABLE_ORIGIN_ALLOCATED (2) +#define ACPI_TABLE_ORIGIN_MASK (3) +#define ACPI_TABLE_IS_LOADED (4) + +/* One internal RSDT for table management */ + +struct acpi_internal_rsdt { + struct acpi_table_desc *tables; u32 count; + u32 size; + u8 flags; }; +/* Flags for above */ + +#define ACPI_ROOT_ORIGIN_UNKNOWN (0) /* ~ORIGIN_ALLOCATED */ +#define ACPI_ROOT_ORIGIN_ALLOCATED (1) +#define ACPI_ROOT_ALLOW_RESIZE (2) + +/* Predefined (fixed) table indexes */ + +#define ACPI_TABLE_INDEX_DSDT (0) +#define ACPI_TABLE_INDEX_FACS (1) + struct acpi_find_context { char *search_for; acpi_handle *list; @@ -350,7 +367,7 @@ struct acpi_gpe_event_info { union acpi_gpe_dispatch_info dispatch; /* Either Method or Handler */ struct acpi_gpe_register_info *register_info; /* Backpointer to register info */ u8 flags; /* Misc info about this GPE */ - u8 register_bit; /* This GPE bit within the register */ + u8 gpe_number; /* This GPE */ }; /* Information about a GPE register pair, one per each status/enable pair in an array */ @@ -855,12 +872,30 @@ struct acpi_bit_register_info { ****************************************************************************/ struct acpi_db_method_info { - acpi_handle thread_gate; + acpi_handle main_thread_gate; + acpi_handle thread_complete_gate; + u32 *threads; + u32 num_threads; + u32 num_created; + u32 num_completed; + char *name; - char **args; u32 flags; u32 num_loops; char pathname[128]; + char **args; + + /* + * Arguments to be passed to method for the command + * Threads - + * the Number of threads, ID of current thread and + * Index of current thread inside all them created. + */ + char init_args; + char *arguments[4]; + char num_threads_str[11]; + char id_of_thread_str[11]; + char index_of_thread_str[11]; }; struct acpi_integrity_info { @@ -919,6 +954,8 @@ struct acpi_memory_list { u32 total_allocated; u32 total_freed; + u32 max_occupied; + u32 total_size; u32 current_total_size; u32 requests; u32 hits; diff --git a/include/acpi/acmacros.h b/include/acpi/acmacros.h index 192fa095a515..8948a6461834 100644 --- a/include/acpi/acmacros.h +++ b/include/acpi/acmacros.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -55,25 +55,12 @@ #define ACPI_SET_BIT(target,bit) ((target) |= (bit)) #define ACPI_CLEAR_BIT(target,bit) ((target) &= ~(bit)) #define ACPI_MIN(a,b) (((a)<(b))?(a):(b)) +#define ACPI_MAX(a,b) (((a)>(b))?(a):(b)) /* Size calculation */ #define ACPI_ARRAY_LENGTH(x) (sizeof(x) / sizeof((x)[0])) -#if ACPI_MACHINE_WIDTH == 16 - -/* - * For 16-bit addresses, we have to assume that the upper 32 bits - * (out of 64) are zero. - */ -#define ACPI_LODWORD(l) ((u32)(l)) -#define ACPI_HIDWORD(l) ((u32)(0)) - -#define ACPI_GET_ADDRESS(a) ((a).lo) -#define ACPI_STORE_ADDRESS(a,b) {(a).hi=0;(a).lo=(u32)(b);} -#define ACPI_VALID_ADDRESS(a) ((a).hi | (a).lo) - -#else #ifdef ACPI_NO_INTEGER64_SUPPORT /* * acpi_integer is 32-bits, no 64-bit support on this platform @@ -81,10 +68,6 @@ #define ACPI_LODWORD(l) ((u32)(l)) #define ACPI_HIDWORD(l) ((u32)(0)) -#define ACPI_GET_ADDRESS(a) (a) -#define ACPI_STORE_ADDRESS(a,b) ((a)=(b)) -#define ACPI_VALID_ADDRESS(a) (a) - #else /* @@ -92,11 +75,6 @@ */ #define ACPI_LODWORD(l) ((u32)(u64)(l)) #define ACPI_HIDWORD(l) ((u32)(((*(struct uint64_struct *)(void *)(&l))).hi)) - -#define ACPI_GET_ADDRESS(a) (a) -#define ACPI_STORE_ADDRESS(a,b) ((a)=(acpi_physical_address)(b)) -#define ACPI_VALID_ADDRESS(a) (a) -#endif #endif /* @@ -134,15 +112,8 @@ #define ACPI_TO_POINTER(i) ACPI_ADD_PTR (void,(void *) NULL,(acpi_native_uint) i) #define ACPI_TO_INTEGER(p) ACPI_PTR_DIFF (p,(void *) NULL) #define ACPI_OFFSET(d,f) (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f),(void *) NULL) - -#if ACPI_MACHINE_WIDTH == 16 -#define ACPI_STORE_POINTER(d,s) ACPI_MOVE_32_TO_32(d,s) -#define ACPI_PHYSADDR_TO_PTR(i) (void *)(i) -#define ACPI_PTR_TO_PHYSADDR(i) (u32) ACPI_CAST_PTR (u8,(i)) -#else #define ACPI_PHYSADDR_TO_PTR(i) ACPI_TO_POINTER(i) #define ACPI_PTR_TO_PHYSADDR(i) ACPI_TO_INTEGER(i) -#endif #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED #define ACPI_COMPARE_NAME(a,b) (*ACPI_CAST_PTR (u32,(a)) == *ACPI_CAST_PTR (u32,(b))) @@ -223,28 +194,6 @@ /* The hardware supports unaligned transfers, just do the little-endian move */ -#if ACPI_MACHINE_WIDTH == 16 - -/* No 64-bit integers */ -/* 16-bit source, 16/32/64 destination */ - -#define ACPI_MOVE_16_TO_16(d,s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s) -#define ACPI_MOVE_16_TO_32(d,s) *(u32 *)(void *)(d) = *(u16 *)(void *)(s) -#define ACPI_MOVE_16_TO_64(d,s) ACPI_MOVE_16_TO_32(d,s) - -/* 32-bit source, 16/32/64 destination */ - -#define ACPI_MOVE_32_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ -#define ACPI_MOVE_32_TO_32(d,s) *(u32 *)(void *)(d) = *(u32 *)(void *)(s) -#define ACPI_MOVE_32_TO_64(d,s) ACPI_MOVE_32_TO_32(d,s) - -/* 64-bit source, 16/32/64 destination */ - -#define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ -#define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */ -#define ACPI_MOVE_64_TO_64(d,s) ACPI_MOVE_32_TO_32(d,s) - -#else /* 16-bit source, 16/32/64 destination */ #define ACPI_MOVE_16_TO_16(d,s) *(u16 *)(void *)(d) = *(u16 *)(void *)(s) @@ -262,7 +211,6 @@ #define ACPI_MOVE_64_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) /* Truncate to 16 */ #define ACPI_MOVE_64_TO_32(d,s) ACPI_MOVE_32_TO_32(d,s) /* Truncate to 32 */ #define ACPI_MOVE_64_TO_64(d,s) *(u64 *)(void *)(d) = *(u64 *)(void *)(s) -#endif #else /* @@ -307,10 +255,7 @@ /* Macros based on machine integer width */ -#if ACPI_MACHINE_WIDTH == 16 -#define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_16_TO_16(d,s) - -#elif ACPI_MACHINE_WIDTH == 32 +#if ACPI_MACHINE_WIDTH == 32 #define ACPI_MOVE_SIZE_TO_16(d,s) ACPI_MOVE_32_TO_16(d,s) #elif ACPI_MACHINE_WIDTH == 64 @@ -695,16 +640,6 @@ #define ACPI_DEBUGGER_EXEC(a) #endif -/* - * For 16-bit code, we want to shrink some things even though - * we are using ACPI_DEBUG_OUTPUT to get the debug output - */ -#if ACPI_MACHINE_WIDTH == 16 -#undef ACPI_DEBUG_ONLY_MEMBERS -#undef _VERBOSE_STRUCTURES -#define ACPI_DEBUG_ONLY_MEMBERS(a) -#endif - #ifdef ACPI_DEBUG_OUTPUT /* * 1) Set name to blanks diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h index b67da3636899..34bfae8a05f3 100644 --- a/include/acpi/acnames.h +++ b/include/acpi/acnames.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acnamesp.h b/include/acpi/acnamesp.h index 83b52f9f899a..535b7e1c41bc 100644 --- a/include/acpi/acnamesp.h +++ b/include/acpi/acnamesp.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -65,9 +65,13 @@ #define ACPI_NS_ERROR_IF_FOUND 0x08 #define ACPI_NS_PREFIX_IS_SCOPE 0x10 #define ACPI_NS_EXTERNAL 0x20 +#define ACPI_NS_TEMPORARY 0x40 -#define ACPI_NS_WALK_UNLOCK TRUE -#define ACPI_NS_WALK_NO_UNLOCK FALSE +/* Flags for acpi_ns_walk_namespace */ + +#define ACPI_NS_WALK_NO_UNLOCK 0 +#define ACPI_NS_WALK_UNLOCK 0x01 +#define ACPI_NS_WALK_TEMP_NODES 0x02 /* * nsinit - Namespace initialization @@ -82,7 +86,7 @@ acpi_status acpi_ns_initialize_devices(void); acpi_status acpi_ns_load_namespace(void); acpi_status -acpi_ns_load_table(struct acpi_table_desc *table_desc, +acpi_ns_load_table(acpi_native_uint table_index, struct acpi_namespace_node *node); /* @@ -92,7 +96,7 @@ acpi_status acpi_ns_walk_namespace(acpi_object_type type, acpi_handle start_object, u32 max_depth, - u8 unlock_before_callback, + u32 flags, acpi_walk_callback user_function, void *context, void **return_value); @@ -106,11 +110,12 @@ struct acpi_namespace_node *acpi_ns_get_next_node(acpi_object_type type, * nsparse - table parsing */ acpi_status -acpi_ns_parse_table(struct acpi_table_desc *table_desc, - struct acpi_namespace_node *scope); +acpi_ns_parse_table(acpi_native_uint table_index, + struct acpi_namespace_node *start_node); acpi_status -acpi_ns_one_complete_parse(u8 pass_number, struct acpi_table_desc *table_desc); +acpi_ns_one_complete_parse(acpi_native_uint pass_number, + acpi_native_uint table_index); /* * nsaccess - Top-level namespace access diff --git a/include/acpi/acobject.h b/include/acpi/acobject.h index 8fdee31119f3..04e9735a6742 100644 --- a/include/acpi/acobject.h +++ b/include/acpi/acobject.h @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -52,7 +52,15 @@ * to the interpreter, and to keep track of the various handlers such as * address space handlers and notify handlers. The object is a constant * size in order to allow it to be cached and reused. + * + * Note: The object is optimized to be aligned and will not work if it is + * byte-packed. */ +#if ACPI_MACHINE_WIDTH == 64 +#pragma pack(8) +#else +#pragma pack(4) +#endif /******************************************************************************* * @@ -101,7 +109,8 @@ struct acpi_object_common { ACPI_OBJECT_COMMON_HEADER}; struct acpi_object_integer { - ACPI_OBJECT_COMMON_HEADER acpi_integer value; + ACPI_OBJECT_COMMON_HEADER u8 fill[3]; /* Prevent warning on some compilers */ + acpi_integer value; }; /* @@ -203,7 +212,9 @@ struct acpi_object_power_resource { }; struct acpi_object_processor { - ACPI_OBJECT_COMMON_HEADER u8 proc_id; + ACPI_OBJECT_COMMON_HEADER + /* The next two fields take advantage of the 3-byte space before NOTIFY_INFO */ + u8 proc_id; u8 length; ACPI_COMMON_NOTIFY_INFO acpi_io_address address; }; @@ -406,4 +417,6 @@ union acpi_descriptor { union acpi_parse_object op; }; +#pragma pack() + #endif /* _ACOBJECT_H */ diff --git a/include/acpi/acopcode.h b/include/acpi/acopcode.h index 7659a46bc432..e6f76a280a94 100644 --- a/include/acpi/acopcode.h +++ b/include/acpi/acopcode.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -257,7 +257,7 @@ #define ARGI_LLESSEQUAL_OP ARGI_INVALID_OPCODE #define ARGI_LNOT_OP ARGI_LIST1 (ARGI_INTEGER) #define ARGI_LNOTEQUAL_OP ARGI_INVALID_OPCODE -#define ARGI_LOAD_OP ARGI_LIST2 (ARGI_REGION_OR_FIELD,ARGI_TARGETREF) +#define ARGI_LOAD_OP ARGI_LIST2 (ARGI_REGION_OR_BUFFER,ARGI_TARGETREF) #define ARGI_LOAD_TABLE_OP ARGI_LIST6 (ARGI_STRING, ARGI_STRING, ARGI_STRING, ARGI_STRING, ARGI_STRING, ARGI_ANYTYPE) #define ARGI_LOCAL0 ARG_NONE #define ARGI_LOCAL1 ARG_NONE diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h index 8d5039d0b430..7812267b577f 100644 --- a/include/acpi/acoutput.h +++ b/include/acpi/acoutput.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acparser.h b/include/acpi/acparser.h index 9d49d3c41cd9..85c358e21014 100644 --- a/include/acpi/acparser.h +++ b/include/acpi/acparser.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acpi.h b/include/acpi/acpi.h index b9a39d1009bd..2e5f00d3ea0d 100644 --- a/include/acpi/acpi.h +++ b/include/acpi/acpi.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index fdd10953b2b6..0d9f984a60a1 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -59,7 +59,6 @@ acpi_evaluate_reference(acpi_handle handle, #define ACPI_BUS_FILE_ROOT "acpi" extern struct proc_dir_entry *acpi_root_dir; -extern struct fadt_descriptor acpi_fadt; enum acpi_bus_removal_type { ACPI_BUS_REMOVAL_NORMAL = 0, @@ -92,13 +91,12 @@ typedef int (*acpi_op_remove) (struct acpi_device * device, int type); typedef int (*acpi_op_lock) (struct acpi_device * device, int type); typedef int (*acpi_op_start) (struct acpi_device * device); typedef int (*acpi_op_stop) (struct acpi_device * device, int type); -typedef int (*acpi_op_suspend) (struct acpi_device * device, int state); -typedef int (*acpi_op_resume) (struct acpi_device * device, int state); +typedef int (*acpi_op_suspend) (struct acpi_device * device, pm_message_t state); +typedef int (*acpi_op_resume) (struct acpi_device * device); typedef int (*acpi_op_scan) (struct acpi_device * device); typedef int (*acpi_op_bind) (struct acpi_device * device); typedef int (*acpi_op_unbind) (struct acpi_device * device); -typedef int (*acpi_op_match) (struct acpi_device * device, - struct acpi_driver * driver); +typedef int (*acpi_op_shutdown) (struct acpi_device * device); struct acpi_bus_ops { u32 acpi_op_add:1; @@ -111,7 +109,7 @@ struct acpi_bus_ops { u32 acpi_op_scan:1; u32 acpi_op_bind:1; u32 acpi_op_unbind:1; - u32 acpi_op_match:1; + u32 acpi_op_shutdown:1; u32 reserved:21; }; @@ -126,16 +124,16 @@ struct acpi_device_ops { acpi_op_scan scan; acpi_op_bind bind; acpi_op_unbind unbind; - acpi_op_match match; + acpi_op_shutdown shutdown; }; struct acpi_driver { - struct list_head node; char name[80]; char class[80]; - atomic_t references; char *ids; /* Supported Hardware IDs */ struct acpi_device_ops ops; + struct device_driver drv; + struct module *owner; }; /* @@ -185,7 +183,7 @@ struct acpi_device_dir { typedef char acpi_bus_id[5]; typedef unsigned long acpi_bus_address; -typedef char acpi_hardware_id[9]; +typedef char acpi_hardware_id[15]; typedef char acpi_unique_id[9]; typedef char acpi_device_name[40]; typedef char acpi_device_class[20]; @@ -296,11 +294,14 @@ struct acpi_device { struct acpi_device_ops ops; struct acpi_driver *driver; void *driver_data; - struct kobject kobj; struct device dev; + struct acpi_bus_ops bus_ops; /* workaround for different code path for hotplug */ + enum acpi_bus_removal_type removal_type; /* indicate for different removal type */ }; #define acpi_driver_data(d) ((d)->driver_data) +#define to_acpi_device(d) container_of(d, struct acpi_device, dev) +#define to_acpi_driver(d) container_of(d, struct acpi_driver, drv) /* * Events diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index 6a5bdcefec64..4dc8a5043ef0 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -36,13 +36,14 @@ /* _HID definitions */ -#define ACPI_POWER_HID "ACPI_PWR" -#define ACPI_PROCESSOR_HID "ACPI_CPU" -#define ACPI_SYSTEM_HID "ACPI_SYS" -#define ACPI_THERMAL_HID "ACPI_THM" -#define ACPI_BUTTON_HID_POWERF "ACPI_FPB" -#define ACPI_BUTTON_HID_SLEEPF "ACPI_FSB" - +#define ACPI_POWER_HID "power_resource" +#define ACPI_PROCESSOR_HID "ACPI0007" +#define ACPI_SYSTEM_HID "acpi_system" +#define ACPI_THERMAL_HID "thermal" +#define ACPI_BUTTON_HID_POWERF "button_power" +#define ACPI_BUTTON_HID_SLEEPF "button_sleep" +#define ACPI_VIDEO_HID "video" +#define ACPI_BAY_HID "bay" /* -------------------------------------------------------------------------- PCI -------------------------------------------------------------------------- */ diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index 0cd63bce0ae4..781394b9efe0 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -8,7 +8,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -85,7 +85,7 @@ acpi_status acpi_os_terminate(void); /* * ACPI Table interfaces */ -acpi_status acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *address); +acpi_physical_address acpi_os_get_root_pointer(void); acpi_status acpi_os_predefined_override(const struct acpi_predefined_names *init_val, @@ -143,9 +143,7 @@ void acpi_os_release_mutex(acpi_mutex handle); */ void *acpi_os_allocate(acpi_size size); -acpi_status -acpi_os_map_memory(acpi_physical_address physical_address, - acpi_size size, void __iomem ** logical_address); +void __iomem *acpi_os_map_memory(acpi_physical_address where, acpi_native_uint length); void acpi_os_unmap_memory(void __iomem * logical_address, acpi_size size); diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 81458767a90e..e08f7df85a4f 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -51,6 +51,10 @@ /* * Global interfaces */ +acpi_status +acpi_initialize_tables(struct acpi_table_desc *initial_storage, + u32 initial_table_count, u8 allow_resize); + acpi_status acpi_initialize_subsystem(void); acpi_status acpi_enable_subsystem(u32 flags); @@ -92,30 +96,28 @@ void acpi_free(void *address); /* * ACPI table manipulation interfaces */ -acpi_status -acpi_find_root_pointer(u32 flags, struct acpi_pointer *rsdp_address); +acpi_status acpi_reallocate_root_table(void); + +acpi_status acpi_find_root_pointer(acpi_native_uint * rsdp_address); acpi_status acpi_load_tables(void); acpi_status acpi_load_table(struct acpi_table_header *table_ptr); -acpi_status acpi_unload_table_id(acpi_table_type table_type, acpi_owner_id id); +acpi_status acpi_unload_table_id(acpi_owner_id id); -#ifdef ACPI_FUTURE_USAGE -acpi_status acpi_unload_table(acpi_table_type table_type); acpi_status -acpi_get_table_header(acpi_table_type table_type, - u32 instance, struct acpi_table_header *out_table_header); -#endif /* ACPI_FUTURE_USAGE */ +acpi_get_table_header(acpi_string signature, + acpi_native_uint instance, + struct acpi_table_header *out_table_header); acpi_status -acpi_get_table(acpi_table_type table_type, - u32 instance, struct acpi_buffer *ret_buffer); +acpi_get_table(acpi_string signature, + acpi_native_uint instance, struct acpi_table_header **out_table); acpi_status -acpi_get_firmware_table(acpi_string signature, - u32 instance, - u32 flags, struct acpi_table_header **table_pointer); +acpi_get_table_by_index(acpi_native_uint table_index, + struct acpi_table_header **out_table); /* * Namespace and name interfaces @@ -310,9 +312,9 @@ acpi_resource_to_address64(struct acpi_resource *resource, /* * Hardware (ACPI device) interfaces */ -acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags); +acpi_status acpi_get_register(u32 register_id, u32 * return_value); -acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags); +acpi_status acpi_set_register(u32 register_id, u32 value); acpi_status acpi_set_firmware_waking_vector(acpi_physical_address physical_address); diff --git a/include/acpi/acresrc.h b/include/acpi/acresrc.h index 80a3b33571b4..9486ab266a5e 100644 --- a/include/acpi/acresrc.h +++ b/include/acpi/acresrc.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acstruct.h b/include/acpi/acstruct.h index 5e8095f0f78f..aeb4498e5e06 100644 --- a/include/acpi/acstruct.h +++ b/include/acpi/acstruct.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -139,7 +139,8 @@ struct acpi_init_walk_info { u16 buffer_init; u16 package_init; u16 object_count; - struct acpi_table_desc *table_desc; + acpi_owner_id owner_id; + acpi_native_uint table_index; }; struct acpi_get_devices_info { diff --git a/include/acpi/actables.h b/include/acpi/actables.h index 4dbaf02fe526..2b9f46f9da4d 100644 --- a/include/acpi/actables.h +++ b/include/acpi/actables.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,105 +44,75 @@ #ifndef __ACTABLES_H__ #define __ACTABLES_H__ -/* Used in acpi_tb_map_acpi_table for size parameter if table header is to be used */ - -#define SIZE_IN_HEADER 0 +acpi_status acpi_allocate_root_table(u32 initial_table_count); /* - * tbconvrt - Table conversion routines + * tbfadt - FADT parse/convert/validate */ -acpi_status acpi_tb_convert_to_xsdt(struct acpi_table_desc *table_info); - -acpi_status acpi_tb_convert_table_fadt(void); +void acpi_tb_parse_fadt(acpi_native_uint table_index, u8 flags); -acpi_status acpi_tb_build_common_facs(struct acpi_table_desc *table_info); - -u32 -acpi_tb_get_table_count(struct rsdp_descriptor *RSDP, - struct acpi_table_header *RSDT); +void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length); /* - * tbget - Table "get" routines + * tbfind - find ACPI table */ acpi_status -acpi_tb_get_table(struct acpi_pointer *address, - struct acpi_table_desc *table_info); - -acpi_status -acpi_tb_get_table_header(struct acpi_pointer *address, - struct acpi_table_header *return_header); - -acpi_status -acpi_tb_get_table_body(struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info); - -acpi_status -acpi_tb_get_table_ptr(acpi_table_type table_type, - u32 instance, struct acpi_table_header **table_ptr_loc); - -acpi_status acpi_tb_verify_rsdp(struct acpi_pointer *address); - -void acpi_tb_get_rsdt_address(struct acpi_pointer *out_address); - -acpi_status acpi_tb_validate_rsdt(struct acpi_table_header *table_ptr); +acpi_tb_find_table(char *signature, + char *oem_id, + char *oem_table_id, acpi_native_uint * table_index); /* - * tbgetall - get multiple required tables + * tbinstal - Table removal and deletion */ -acpi_status acpi_tb_get_required_tables(void); +acpi_status acpi_tb_resize_root_table_list(void); -/* - * tbinstall - Table installation - */ -acpi_status acpi_tb_install_table(struct acpi_table_desc *table_info); +acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc); acpi_status -acpi_tb_recognize_table(struct acpi_table_desc *table_info, u8 search_type); +acpi_tb_add_table(struct acpi_table_desc *table_desc, + acpi_native_uint * table_index); acpi_status -acpi_tb_init_table_descriptor(acpi_table_type table_type, - struct acpi_table_desc *table_info); +acpi_tb_store_table(acpi_physical_address address, + struct acpi_table_header *table, + u32 length, u8 flags, acpi_native_uint * table_index); -/* - * tbremove - Table removal and deletion - */ -void acpi_tb_delete_all_tables(void); +void acpi_tb_delete_table(struct acpi_table_desc *table_desc); -void acpi_tb_delete_tables_by_type(acpi_table_type type); +void acpi_tb_terminate(void); -void acpi_tb_delete_single_table(struct acpi_table_desc *table_desc); +void acpi_tb_delete_namespace_by_owner(acpi_native_uint table_index); -struct acpi_table_desc *acpi_tb_uninstall_table(struct acpi_table_desc - *table_desc); +acpi_status acpi_tb_allocate_owner_id(acpi_native_uint table_index); + +acpi_status acpi_tb_release_owner_id(acpi_native_uint table_index); -/* - * tbxfroot - RSDP, RSDT utilities - */ acpi_status -acpi_tb_find_table(char *signature, - char *oem_id, - char *oem_table_id, struct acpi_table_header **table_ptr); +acpi_tb_get_owner_id(acpi_native_uint table_index, acpi_owner_id * owner_id); -acpi_status acpi_tb_get_table_rsdt(void); +u8 acpi_tb_is_table_loaded(acpi_native_uint table_index); -acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp); +void acpi_tb_set_table_loaded_flag(acpi_native_uint table_index, u8 is_loaded); /* - * tbutils - common table utilities + * tbutils - table manager utilities */ -acpi_status acpi_tb_is_table_installed(struct acpi_table_desc *new_table_desc); +u8 acpi_tb_tables_loaded(void); -acpi_status -acpi_tb_verify_table_checksum(struct acpi_table_header *table_header); +void +acpi_tb_print_table_header(acpi_physical_address address, + struct acpi_table_header *header); -u8 acpi_tb_sum_table(void *buffer, u32 length); +u8 acpi_tb_checksum(u8 * buffer, acpi_native_uint length); -u8 acpi_tb_generate_checksum(struct acpi_table_header *table); +acpi_status +acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length); -void acpi_tb_set_checksum(struct acpi_table_header *table); +void +acpi_tb_install_table(acpi_physical_address address, + u8 flags, char *signature, acpi_native_uint table_index); acpi_status -acpi_tb_validate_table_header(struct acpi_table_header *table_header); +acpi_tb_parse_root_table(acpi_physical_address rsdp_address, u8 flags); #endif /* __ACTABLES_H__ */ diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index b125ceed9cb7..09469e7db6a5 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -48,15 +48,15 @@ * Values for description table header signatures. Useful because they make * it more difficult to inadvertently type in the wrong signature. */ -#define DSDT_SIG "DSDT" /* Differentiated System Description Table */ -#define FADT_SIG "FACP" /* Fixed ACPI Description Table */ -#define FACS_SIG "FACS" /* Firmware ACPI Control Structure */ -#define PSDT_SIG "PSDT" /* Persistent System Description Table */ -#define RSDP_SIG "RSD PTR " /* Root System Description Pointer */ -#define RSDT_SIG "RSDT" /* Root System Description Table */ -#define XSDT_SIG "XSDT" /* Extended System Description Table */ -#define SSDT_SIG "SSDT" /* Secondary System Description Table */ -#define RSDP_NAME "RSDP" +#define ACPI_SIG_DSDT "DSDT" /* Differentiated System Description Table */ +#define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */ +#define ACPI_SIG_FACS "FACS" /* Firmware ACPI Control Structure */ +#define ACPI_SIG_PSDT "PSDT" /* Persistent System Description Table */ +#define ACPI_SIG_RSDP "RSD PTR " /* Root System Description Pointer */ +#define ACPI_SIG_RSDT "RSDT" /* Root System Description Table */ +#define ACPI_SIG_XSDT "XSDT" /* Extended System Description Table */ +#define ACPI_SIG_SSDT "SSDT" /* Secondary System Description Table */ +#define ACPI_RSDP_NAME "RSDP" /* Short name for RSDP, not signature */ /* * All tables and structures must be byte-packed to match the ACPI @@ -83,27 +83,29 @@ * ******************************************************************************/ -#define ACPI_TABLE_HEADER_DEF \ - char signature[4]; /* ASCII table signature */\ - u32 length; /* Length of table in bytes, including this header */\ - u8 revision; /* ACPI Specification minor version # */\ - u8 checksum; /* To make sum of entire table == 0 */\ - char oem_id[6]; /* ASCII OEM identification */\ - char oem_table_id[8]; /* ASCII OEM table identification */\ - u32 oem_revision; /* OEM revision number */\ - char asl_compiler_id[4]; /* ASCII ASL compiler vendor ID */\ - u32 asl_compiler_revision; /* ASL compiler version */ - struct acpi_table_header { -ACPI_TABLE_HEADER_DEF}; + char signature[ACPI_NAME_SIZE]; /* ASCII table signature */ + u32 length; /* Length of table in bytes, including this header */ + u8 revision; /* ACPI Specification minor version # */ + u8 checksum; /* To make sum of entire table == 0 */ + char oem_id[ACPI_OEM_ID_SIZE]; /* ASCII OEM identification */ + char oem_table_id[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */ + u32 oem_revision; /* OEM revision number */ + char asl_compiler_id[ACPI_NAME_SIZE]; /* ASCII ASL compiler vendor ID */ + u32 asl_compiler_revision; /* ASL compiler version */ +}; /* * GAS - Generic Address Structure (ACPI 2.0+) + * + * Note: Since this structure is used in the ACPI tables, it is byte aligned. + * If misalignment is not supported, access to the Address field must be + * performed with care. */ struct acpi_generic_address { - u8 address_space_id; /* Address space where struct or register exists */ - u8 register_bit_width; /* Size in bits of given register */ - u8 register_bit_offset; /* Bit offset within the register */ + u8 space_id; /* Address space where struct or register exists */ + u8 bit_width; /* Size in bits of given register */ + u8 bit_offset; /* Bit offset within the register */ u8 access_width; /* Minimum Access size (ACPI 3.0) */ u64 address; /* 64-bit address of struct or register */ }; @@ -114,10 +116,10 @@ struct acpi_generic_address { * ******************************************************************************/ -struct rsdp_descriptor { +struct acpi_table_rsdp { char signature[8]; /* ACPI signature, contains "RSD PTR " */ u8 checksum; /* ACPI 1.0 checksum */ - char oem_id[6]; /* OEM identification */ + char oem_id[ACPI_OEM_ID_SIZE]; /* OEM identification */ u8 revision; /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */ u32 rsdt_physical_address; /* 32-bit physical address of the RSDT */ u32 length; /* Table length in bytes, including header (ACPI 2.0+) */ @@ -134,12 +136,14 @@ struct rsdp_descriptor { * ******************************************************************************/ -struct rsdt_descriptor { - ACPI_TABLE_HEADER_DEF u32 table_offset_entry[1]; /* Array of pointers to ACPI tables */ +struct acpi_table_rsdt { + struct acpi_table_header header; /* Common ACPI table header */ + u32 table_offset_entry[1]; /* Array of pointers to ACPI tables */ }; -struct xsdt_descriptor { - ACPI_TABLE_HEADER_DEF u64 table_offset_entry[1]; /* Array of pointers to ACPI tables */ +struct acpi_table_xsdt { + struct acpi_table_header header; /* Common ACPI table header */ + u64 table_offset_entry[1]; /* Array of pointers to ACPI tables */ }; /******************************************************************************* @@ -148,36 +152,27 @@ struct xsdt_descriptor { * ******************************************************************************/ -struct facs_descriptor { +struct acpi_table_facs { char signature[4]; /* ASCII table signature */ u32 length; /* Length of structure, in bytes */ u32 hardware_signature; /* Hardware configuration signature */ u32 firmware_waking_vector; /* 32-bit physical address of the Firmware Waking Vector */ u32 global_lock; /* Global Lock for shared hardware resources */ - - /* Flags (32 bits) */ - - u8 S4bios_f:1; /* 00: S4BIOS support is present */ - u8:7; /* 01-07: Reserved, must be zero */ - u8 reserved1[3]; /* 08-31: Reserved, must be zero */ - + u32 flags; u64 xfirmware_waking_vector; /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */ u8 version; /* Version of this table (ACPI 2.0+) */ u8 reserved[31]; /* Reserved, must be zero */ }; +/* Flag macros */ + +#define ACPI_FACS_S4_BIOS_PRESENT (1) /* 00: S4BIOS support is present */ + +/* Global lock flags */ + #define ACPI_GLOCK_PENDING 0x01 /* 00: Pending global lock ownership */ #define ACPI_GLOCK_OWNED 0x02 /* 01: Global lock is owned */ -/* - * Common FACS - This is a version-independent FACS structure used for internal use only - */ -struct acpi_common_facs { - u32 *global_lock; - u64 *firmware_waking_vector; - u8 vector_width; -}; - /******************************************************************************* * * FADT - Fixed ACPI Description Table (Signature "FACP") @@ -186,121 +181,98 @@ struct acpi_common_facs { /* Fields common to all versions of the FADT */ -#define ACPI_FADT_COMMON \ - ACPI_TABLE_HEADER_DEF \ - u32 V1_firmware_ctrl; /* 32-bit physical address of FACS */ \ - u32 V1_dsdt; /* 32-bit physical address of DSDT */ \ - u8 reserved1; /* System Interrupt Model isn't used in ACPI 2.0*/ \ - u8 prefer_PM_profile; /* Conveys preferred power management profile to OSPM. */ \ - u16 sci_int; /* System vector of SCI interrupt */ \ - u32 smi_cmd; /* Port address of SMI command port */ \ - u8 acpi_enable; /* Value to write to smi_cmd to enable ACPI */ \ - u8 acpi_disable; /* Value to write to smi_cmd to disable ACPI */ \ - u8 S4bios_req; /* Value to write to SMI CMD to enter S4BIOS state */ \ - u8 pstate_cnt; /* Processor performance state control*/ \ - u32 V1_pm1a_evt_blk; /* Port address of Power Mgt 1a Event Reg Blk */ \ - u32 V1_pm1b_evt_blk; /* Port address of Power Mgt 1b Event Reg Blk */ \ - u32 V1_pm1a_cnt_blk; /* Port address of Power Mgt 1a Control Reg Blk */ \ - u32 V1_pm1b_cnt_blk; /* Port address of Power Mgt 1b Control Reg Blk */ \ - u32 V1_pm2_cnt_blk; /* Port address of Power Mgt 2 Control Reg Blk */ \ - u32 V1_pm_tmr_blk; /* Port address of Power Mgt Timer Ctrl Reg Blk */ \ - u32 V1_gpe0_blk; /* Port addr of General Purpose acpi_event 0 Reg Blk */ \ - u32 V1_gpe1_blk; /* Port addr of General Purpose acpi_event 1 Reg Blk */ \ - u8 pm1_evt_len; /* Byte Length of ports at pm1_x_evt_blk */ \ - u8 pm1_cnt_len; /* Byte Length of ports at pm1_x_cnt_blk */ \ - u8 pm2_cnt_len; /* Byte Length of ports at pm2_cnt_blk */ \ - u8 pm_tm_len; /* Byte Length of ports at pm_tm_blk */ \ - u8 gpe0_blk_len; /* Byte Length of ports at gpe0_blk */ \ - u8 gpe1_blk_len; /* Byte Length of ports at gpe1_blk */ \ - u8 gpe1_base; /* Offset in gpe model where gpe1 events start */ \ - u8 cst_cnt; /* Support for the _CST object and C States change notification.*/ \ - u16 plvl2_lat; /* Worst case HW latency to enter/exit C2 state */ \ - u16 plvl3_lat; /* Worst case HW latency to enter/exit C3 state */ \ - u16 flush_size; /* Processor's memory cache line width, in bytes */ \ - u16 flush_stride; /* Number of flush strides that need to be read */ \ - u8 duty_offset; /* Processor's duty cycle index in processor's P_CNT reg*/ \ - u8 duty_width; /* Processor's duty cycle value bit width in P_CNT register.*/ \ - u8 day_alrm; /* Index to day-of-month alarm in RTC CMOS RAM */ \ - u8 mon_alrm; /* Index to month-of-year alarm in RTC CMOS RAM */ \ - u8 century; /* Index to century in RTC CMOS RAM */ \ - u16 iapc_boot_arch; /* IA-PC Boot Architecture Flags. See Table 5-10 for description*/ \ - u8 reserved2; /* Reserved, must be zero */ - -/* - * ACPI 2.0+ FADT - */ -struct fadt_descriptor { - ACPI_FADT_COMMON - /* Flags (32 bits) */ - u8 wb_invd:1; /* 00: The wbinvd instruction works properly */ - u8 wb_invd_flush:1; /* 01: The wbinvd flushes but does not invalidate */ - u8 proc_c1:1; /* 02: All processors support C1 state */ - u8 plvl2_up:1; /* 03: C2 state works on MP system */ - u8 pwr_button:1; /* 04: Power button is handled as a generic feature */ - u8 sleep_button:1; /* 05: Sleep button is handled as a generic feature, or not present */ - u8 fixed_rTC:1; /* 06: RTC wakeup stat not in fixed register space */ - u8 rtcs4:1; /* 07: RTC wakeup stat not possible from S4 */ - u8 tmr_val_ext:1; /* 08: tmr_val is 32 bits 0=24-bits */ - u8 dock_cap:1; /* 09: Docking supported */ - u8 reset_reg_sup:1; /* 10: System reset via the FADT RESET_REG supported */ - u8 sealed_case:1; /* 11: No internal expansion capabilities and case is sealed */ - u8 headless:1; /* 12: No local video capabilities or local input devices */ - u8 cpu_sw_sleep:1; /* 13: Must execute native instruction after writing SLP_TYPx register */ - - u8 pci_exp_wak:1; /* 14: System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */ - u8 use_platform_clock:1; /* 15: OSPM should use platform-provided timer (ACPI 3.0) */ - u8 S4rtc_sts_valid:1; /* 16: Contents of RTC_STS valid after S4 wake (ACPI 3.0) */ - u8 remote_power_on_capable:1; /* 17: System is compatible with remote power on (ACPI 3.0) */ - u8 force_apic_cluster_model:1; /* 18: All local APICs must use cluster model (ACPI 3.0) */ - u8 force_apic_physical_destination_mode:1; /* 19: All local x_aPICs must use physical dest mode (ACPI 3.0) */ - u8:4; /* 20-23: Reserved, must be zero */ - u8 reserved3; /* 24-31: Reserved, must be zero */ - - struct acpi_generic_address reset_register; /* Reset register address in GAS format */ +struct acpi_table_fadt { + struct acpi_table_header header; /* Common ACPI table header */ + u32 facs; /* 32-bit physical address of FACS */ + u32 dsdt; /* 32-bit physical address of DSDT */ + u8 model; /* System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */ + u8 preferred_profile; /* Conveys preferred power management profile to OSPM. */ + u16 sci_interrupt; /* System vector of SCI interrupt */ + u32 smi_command; /* 32-bit Port address of SMI command port */ + u8 acpi_enable; /* Value to write to smi_cmd to enable ACPI */ + u8 acpi_disable; /* Value to write to smi_cmd to disable ACPI */ + u8 S4bios_request; /* Value to write to SMI CMD to enter S4BIOS state */ + u8 pstate_control; /* Processor performance state control */ + u32 pm1a_event_block; /* 32-bit Port address of Power Mgt 1a Event Reg Blk */ + u32 pm1b_event_block; /* 32-bit Port address of Power Mgt 1b Event Reg Blk */ + u32 pm1a_control_block; /* 32-bit Port address of Power Mgt 1a Control Reg Blk */ + u32 pm1b_control_block; /* 32-bit Port address of Power Mgt 1b Control Reg Blk */ + u32 pm2_control_block; /* 32-bit Port address of Power Mgt 2 Control Reg Blk */ + u32 pm_timer_block; /* 32-bit Port address of Power Mgt Timer Ctrl Reg Blk */ + u32 gpe0_block; /* 32-bit Port address of General Purpose Event 0 Reg Blk */ + u32 gpe1_block; /* 32-bit Port address of General Purpose Event 1 Reg Blk */ + u8 pm1_event_length; /* Byte Length of ports at pm1x_event_block */ + u8 pm1_control_length; /* Byte Length of ports at pm1x_control_block */ + u8 pm2_control_length; /* Byte Length of ports at pm2_control_block */ + u8 pm_timer_length; /* Byte Length of ports at pm_timer_block */ + u8 gpe0_block_length; /* Byte Length of ports at gpe0_block */ + u8 gpe1_block_length; /* Byte Length of ports at gpe1_block */ + u8 gpe1_base; /* Offset in GPE number space where GPE1 events start */ + u8 cst_control; /* Support for the _CST object and C States change notification */ + u16 C2latency; /* Worst case HW latency to enter/exit C2 state */ + u16 C3latency; /* Worst case HW latency to enter/exit C3 state */ + u16 flush_size; /* Processor's memory cache line width, in bytes */ + u16 flush_stride; /* Number of flush strides that need to be read */ + u8 duty_offset; /* Processor duty cycle index in processor's P_CNT reg */ + u8 duty_width; /* Processor duty cycle value bit width in P_CNT register. */ + u8 day_alarm; /* Index to day-of-month alarm in RTC CMOS RAM */ + u8 month_alarm; /* Index to month-of-year alarm in RTC CMOS RAM */ + u8 century; /* Index to century in RTC CMOS RAM */ + u16 boot_flags; /* IA-PC Boot Architecture Flags. See Table 5-10 for description */ + u8 reserved; /* Reserved, must be zero */ + u32 flags; /* Miscellaneous flag bits (see below for individual flags) */ + struct acpi_generic_address reset_register; /* 64-bit address of the Reset register */ u8 reset_value; /* Value to write to the reset_register port to reset the system */ - u8 reserved4[3]; /* These three bytes must be zero */ - u64 xfirmware_ctrl; /* 64-bit physical address of FACS */ + u8 reserved4[3]; /* Reserved, must be zero */ + u64 Xfacs; /* 64-bit physical address of FACS */ u64 Xdsdt; /* 64-bit physical address of DSDT */ - struct acpi_generic_address xpm1a_evt_blk; /* Extended Power Mgt 1a acpi_event Reg Blk address */ - struct acpi_generic_address xpm1b_evt_blk; /* Extended Power Mgt 1b acpi_event Reg Blk address */ - struct acpi_generic_address xpm1a_cnt_blk; /* Extended Power Mgt 1a Control Reg Blk address */ - struct acpi_generic_address xpm1b_cnt_blk; /* Extended Power Mgt 1b Control Reg Blk address */ - struct acpi_generic_address xpm2_cnt_blk; /* Extended Power Mgt 2 Control Reg Blk address */ - struct acpi_generic_address xpm_tmr_blk; /* Extended Power Mgt Timer Ctrl Reg Blk address */ - struct acpi_generic_address xgpe0_blk; /* Extended General Purpose acpi_event 0 Reg Blk address */ - struct acpi_generic_address xgpe1_blk; /* Extended General Purpose acpi_event 1 Reg Blk address */ + struct acpi_generic_address xpm1a_event_block; /* 64-bit Extended Power Mgt 1a Event Reg Blk address */ + struct acpi_generic_address xpm1b_event_block; /* 64-bit Extended Power Mgt 1b Event Reg Blk address */ + struct acpi_generic_address xpm1a_control_block; /* 64-bit Extended Power Mgt 1a Control Reg Blk address */ + struct acpi_generic_address xpm1b_control_block; /* 64-bit Extended Power Mgt 1b Control Reg Blk address */ + struct acpi_generic_address xpm2_control_block; /* 64-bit Extended Power Mgt 2 Control Reg Blk address */ + struct acpi_generic_address xpm_timer_block; /* 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */ + struct acpi_generic_address xgpe0_block; /* 64-bit Extended General Purpose Event 0 Reg Blk address */ + struct acpi_generic_address xgpe1_block; /* 64-bit Extended General Purpose Event 1 Reg Blk address */ }; -/* - * "Down-revved" ACPI 2.0 FADT descriptor - * Defined here to allow compiler to generate the length of the struct - */ -struct fadt_descriptor_rev2_minus { - ACPI_FADT_COMMON u32 flags; - struct acpi_generic_address reset_register; /* Reset register address in GAS format */ - u8 reset_value; /* Value to write to the reset_register port to reset the system. */ - u8 reserved7[3]; /* Reserved, must be zero */ -}; +/* FADT flags */ + +#define ACPI_FADT_WBINVD (1) /* 00: The wbinvd instruction works properly */ +#define ACPI_FADT_WBINVD_FLUSH (1<<1) /* 01: The wbinvd flushes but does not invalidate */ +#define ACPI_FADT_C1_SUPPORTED (1<<2) /* 02: All processors support C1 state */ +#define ACPI_FADT_C2_MP_SUPPORTED (1<<3) /* 03: C2 state works on MP system */ +#define ACPI_FADT_POWER_BUTTON (1<<4) /* 04: Power button is handled as a generic feature */ +#define ACPI_FADT_SLEEP_BUTTON (1<<5) /* 05: Sleep button is handled as a generic feature, or not present */ +#define ACPI_FADT_FIXED_RTC (1<<6) /* 06: RTC wakeup stat not in fixed register space */ +#define ACPI_FADT_S4_RTC_WAKE (1<<7) /* 07: RTC wakeup stat not possible from S4 */ +#define ACPI_FADT_32BIT_TIMER (1<<8) /* 08: tmr_val is 32 bits 0=24-bits */ +#define ACPI_FADT_DOCKING_SUPPORTED (1<<9) /* 09: Docking supported */ +#define ACPI_FADT_RESET_REGISTER (1<<10) /* 10: System reset via the FADT RESET_REG supported */ +#define ACPI_FADT_SEALED_CASE (1<<11) /* 11: No internal expansion capabilities and case is sealed */ +#define ACPI_FADT_HEADLESS (1<<12) /* 12: No local video capabilities or local input devices */ +#define ACPI_FADT_SLEEP_TYPE (1<<13) /* 13: Must execute native instruction after writing SLP_TYPx register */ +#define ACPI_FADT_PCI_EXPRESS_WAKE (1<<14) /* 14: System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */ +#define ACPI_FADT_PLATFORM_CLOCK (1<<15) /* 15: OSPM should use platform-provided timer (ACPI 3.0) */ +#define ACPI_FADT_S4_RTC_VALID (1<<16) /* 16: Contents of RTC_STS valid after S4 wake (ACPI 3.0) */ +#define ACPI_FADT_REMOTE_POWER_ON (1<<17) /* 17: System is compatible with remote power on (ACPI 3.0) */ +#define ACPI_FADT_APIC_CLUSTER (1<<18) /* 18: All local APICs must use cluster model (ACPI 3.0) */ +#define ACPI_FADT_APIC_PHYSICAL (1<<19) /* 19: All local x_aPICs must use physical dest mode (ACPI 3.0) */ /* - * ACPI 1.0 FADT - * Defined here to allow compiler to generate the length of the struct + * FADT Prefered Power Management Profiles */ -struct fadt_descriptor_rev1 { - ACPI_FADT_COMMON u32 flags; +enum acpi_prefered_pm_profiles { + PM_UNSPECIFIED = 0, + PM_DESKTOP = 1, + PM_MOBILE = 2, + PM_WORKSTATION = 3, + PM_ENTERPRISE_SERVER = 4, + PM_SOHO_SERVER = 5, + PM_APPLIANCE_PC = 6 }; -/* FADT: Prefered Power Management Profiles */ - -#define PM_UNSPECIFIED 0 -#define PM_DESKTOP 1 -#define PM_MOBILE 2 -#define PM_WORKSTATION 3 -#define PM_ENTERPRISE_SERVER 4 -#define PM_SOHO_SERVER 5 -#define PM_APPLIANCE_PC 6 - -/* FADT: Boot Arch Flags */ +/* FADT Boot Arch Flags */ #define BAF_LEGACY_DEVICES 0x0001 #define BAF_8042_KEYBOARD_CONTROLLER 0x0002 @@ -312,59 +284,12 @@ struct fadt_descriptor_rev1 { #pragma pack() -/* - * This macro is temporary until the table bitfield flag definitions - * are removed and replaced by a Flags field. - */ -#define ACPI_FLAG_OFFSET(d,f,o) (u8) (ACPI_OFFSET (d,f) + \ - sizeof(((d *)0)->f) + o) -/* - * Get the remaining ACPI tables - */ -#include "actbl1.h" +#define ACPI_FADT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_fadt, f) /* - * ACPI Table information. We save the table address, length, - * and type of memory allocation (mapped or allocated) for each - * table for 1) when we exit, and 2) if a new table is installed + * Get the remaining ACPI tables */ -#define ACPI_MEM_NOT_ALLOCATED 0 -#define ACPI_MEM_ALLOCATED 1 -#define ACPI_MEM_MAPPED 2 - -/* Definitions for the Flags bitfield member of struct acpi_table_support */ - -#define ACPI_TABLE_SINGLE 0x00 -#define ACPI_TABLE_MULTIPLE 0x01 -#define ACPI_TABLE_EXECUTABLE 0x02 - -#define ACPI_TABLE_ROOT 0x00 -#define ACPI_TABLE_PRIMARY 0x10 -#define ACPI_TABLE_SECONDARY 0x20 -#define ACPI_TABLE_ALL 0x30 -#define ACPI_TABLE_TYPE_MASK 0x30 - -/* Data about each known table type */ - -struct acpi_table_support { - char *name; - char *signature; - void **global_ptr; - u8 sig_length; - u8 flags; -}; - -extern u8 acpi_fadt_is_v1; /* is set to 1 if FADT is revision 1, - * needed for certain workarounds */ -/* Macros used to generate offsets to specific table fields */ - -#define ACPI_FACS_OFFSET(f) (u8) ACPI_OFFSET (struct facs_descriptor,f) -#define ACPI_FADT_OFFSET(f) (u8) ACPI_OFFSET (struct fadt_descriptor, f) -#define ACPI_GAS_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_generic_address,f) -#define ACPI_HDR_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_header,f) -#define ACPI_RSDP_OFFSET(f) (u8) ACPI_OFFSET (struct rsdp_descriptor,f) -#define ACPI_FADT_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct fadt_descriptor,f,o) -#define ACPI_FACS_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct facs_descriptor,f,o) +#include <acpi/actbl1.h> #endif /* __ACTBL_H__ */ diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index 745a6445a4f9..4e5d3ca53a8e 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -61,6 +61,7 @@ #define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */ #define ACPI_SIG_CPEP "CPEP" /* Corrected Platform Error Polling table */ #define ACPI_SIG_DBGP "DBGP" /* Debug Port table */ +#define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */ #define ACPI_SIG_ECDT "ECDT" /* Embedded Controller Boot Resources Table */ #define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */ #define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */ @@ -73,12 +74,6 @@ #define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */ #define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */ -/* Legacy names */ - -#define APIC_SIG "APIC" /* Multiple APIC Description Table */ -#define BOOT_SIG "BOOT" /* Simple Boot Flag Table */ -#define SBST_SIG "SBST" /* Smart Battery Specification Table */ - /* * All tables must be byte-packed to match the ACPI specification, since * the tables are provided by the system BIOS. @@ -91,31 +86,43 @@ * portable, so do not use any other bitfield types. */ +/* Common Sub-table header (used in MADT, SRAT, etc.) */ + +struct acpi_subtable_header { + u8 type; + u8 length; +}; + /******************************************************************************* * * ASF - Alert Standard Format table (Signature "ASF!") * + * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003 + * ******************************************************************************/ struct acpi_table_asf { -ACPI_TABLE_HEADER_DEF}; + struct acpi_table_header header; /* Common ACPI table header */ +}; -#define ACPI_ASF_HEADER_DEF \ - u8 type; \ - u8 reserved; \ - u16 length; +/* ASF subtable header */ struct acpi_asf_header { -ACPI_ASF_HEADER_DEF}; + u8 type; + u8 reserved; + u16 length; +}; -/* Values for Type field */ +/* Values for Type field above */ -#define ASF_INFO 0 -#define ASF_ALERT 1 -#define ASF_CONTROL 2 -#define ASF_BOOT 3 -#define ASF_ADDRESS 4 -#define ASF_RESERVED 5 +enum acpi_asf_type { + ACPI_ASF_TYPE_INFO = 0, + ACPI_ASF_TYPE_ALERT = 1, + ACPI_ASF_TYPE_CONTROL = 2, + ACPI_ASF_TYPE_BOOT = 3, + ACPI_ASF_TYPE_ADDRESS = 4, + ACPI_ASF_TYPE_RESERVED = 5 +}; /* * ASF subtables @@ -124,7 +131,8 @@ ACPI_ASF_HEADER_DEF}; /* 0: ASF Information */ struct acpi_asf_info { - ACPI_ASF_HEADER_DEF u8 min_reset_value; + struct acpi_asf_header header; + u8 min_reset_value; u8 min_poll_interval; u16 system_id; u32 mfg_id; @@ -135,26 +143,49 @@ struct acpi_asf_info { /* 1: ASF Alerts */ struct acpi_asf_alert { - ACPI_ASF_HEADER_DEF u8 assert_mask; + struct acpi_asf_header header; + u8 assert_mask; u8 deassert_mask; u8 alerts; u8 data_length; - u8 array[1]; +}; + +struct acpi_asf_alert_data { + u8 address; + u8 command; + u8 mask; + u8 value; + u8 sensor_type; + u8 type; + u8 offset; + u8 source_type; + u8 severity; + u8 sensor_number; + u8 entity; + u8 instance; }; /* 2: ASF Remote Control */ struct acpi_asf_remote { - ACPI_ASF_HEADER_DEF u8 controls; + struct acpi_asf_header header; + u8 controls; u8 data_length; u16 reserved2; - u8 array[1]; +}; + +struct acpi_asf_control_data { + u8 function; + u8 address; + u8 command; + u8 value; }; /* 3: ASF RMCP Boot Options */ struct acpi_asf_rmcp { - ACPI_ASF_HEADER_DEF u8 capabilities[7]; + struct acpi_asf_header header; + u8 capabilities[7]; u8 completion_code; u32 enterprise_id; u8 command; @@ -166,9 +197,9 @@ struct acpi_asf_rmcp { /* 4: ASF Address */ struct acpi_asf_address { - ACPI_ASF_HEADER_DEF u8 eprom_address; + struct acpi_asf_header header; + u8 eprom_address; u8 devices; - u8 smbus_addresses[1]; }; /******************************************************************************* @@ -178,7 +209,8 @@ struct acpi_asf_address { ******************************************************************************/ struct acpi_table_boot { - ACPI_TABLE_HEADER_DEF u8 cmos_index; /* Index in CMOS RAM for the boot register */ + struct acpi_table_header header; /* Common ACPI table header */ + u8 cmos_index; /* Index in CMOS RAM for the boot register */ u8 reserved[3]; }; @@ -189,7 +221,8 @@ struct acpi_table_boot { ******************************************************************************/ struct acpi_table_cpep { - ACPI_TABLE_HEADER_DEF u64 reserved; + struct acpi_table_header header; /* Common ACPI table header */ + u64 reserved; }; /* Subtable */ @@ -197,9 +230,9 @@ struct acpi_table_cpep { struct acpi_cpep_polling { u8 type; u8 length; - u8 processor_id; /* Processor ID */ - u8 processor_eid; /* Processor EID */ - u32 polling_interval; /* Polling interval (msec) */ + u8 id; /* Processor ID */ + u8 eid; /* Processor EID */ + u32 interval; /* Polling interval (msec) */ }; /******************************************************************************* @@ -209,196 +242,281 @@ struct acpi_cpep_polling { ******************************************************************************/ struct acpi_table_dbgp { - ACPI_TABLE_HEADER_DEF u8 interface_type; /* 0=full 16550, 1=subset of 16550 */ + struct acpi_table_header header; /* Common ACPI table header */ + u8 type; /* 0=full 16550, 1=subset of 16550 */ u8 reserved[3]; struct acpi_generic_address debug_port; }; /******************************************************************************* * - * ECDT - Embedded Controller Boot Resources Table + * DMAR - DMA Remapping table * ******************************************************************************/ -struct ec_boot_resources { - ACPI_TABLE_HEADER_DEF struct acpi_generic_address ec_control; /* Address of EC command/status register */ - struct acpi_generic_address ec_data; /* Address of EC data register */ - u32 uid; /* Unique ID - must be same as the EC _UID method */ - u8 gpe_bit; /* The GPE for the EC */ - u8 ec_id[1]; /* Full namepath of the EC in the ACPI namespace */ +struct acpi_table_dmar { + struct acpi_table_header header; /* Common ACPI table header */ + u8 width; /* Host Address Width */ + u8 reserved[11]; +}; + +/* DMAR subtable header */ + +struct acpi_dmar_header { + u16 type; + u16 length; + u8 flags; + u8 reserved[3]; +}; + +/* Values for subtable type in struct acpi_dmar_header */ + +enum acpi_dmar_type { + ACPI_DMAR_TYPE_HARDWARE_UNIT = 0, + ACPI_DMAR_TYPE_RESERVED_MEMORY = 1, + ACPI_DMAR_TYPE_RESERVED = 2 /* 2 and greater are reserved */ +}; + +struct acpi_dmar_device_scope { + u8 entry_type; + u8 length; + u8 segment; + u8 bus; +}; + +/* Values for entry_type in struct acpi_dmar_device_scope */ + +enum acpi_dmar_scope_type { + ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0, + ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1, + ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2, + ACPI_DMAR_SCOPE_TYPE_RESERVED = 3 /* 3 and greater are reserved */ +}; + +/* + * DMAR Sub-tables, correspond to Type in struct acpi_dmar_header + */ + +/* 0: Hardware Unit Definition */ + +struct acpi_dmar_hardware_unit { + struct acpi_dmar_header header; + u64 address; /* Register Base Address */ +}; + +/* Flags */ + +#define ACPI_DMAR_INCLUDE_ALL (1) + +/* 1: Reserved Memory Defininition */ + +struct acpi_dmar_reserved_memory { + struct acpi_dmar_header header; + u64 address; /* 4_k aligned base address */ + u64 end_address; /* 4_k aligned limit address */ }; +/* Flags */ + +#define ACPI_DMAR_ALLOW_ALL (1) + /******************************************************************************* * - * HPET - High Precision Event Timer table + * ECDT - Embedded Controller Boot Resources Table * ******************************************************************************/ -struct acpi_hpet_table { - ACPI_TABLE_HEADER_DEF u32 hardware_id; /* Hardware ID of event timer block */ - struct acpi_generic_address base_address; /* Address of event timer block */ - u8 hpet_number; /* HPET sequence number */ - u16 clock_tick; /* Main counter min tick, periodic mode */ - u8 attributes; +struct acpi_table_ecdt { + struct acpi_table_header header; /* Common ACPI table header */ + struct acpi_generic_address control; /* Address of EC command/status register */ + struct acpi_generic_address data; /* Address of EC data register */ + u32 uid; /* Unique ID - must be same as the EC _UID method */ + u8 gpe; /* The GPE for the EC */ + u8 id[1]; /* Full namepath of the EC in the ACPI namespace */ }; -#if 0 /* HPET flags to be converted to macros */ -struct { /* Flags (8 bits) */ - u8 page_protect:1; /* 00: No page protection */ - u8 page_protect4:1; /* 01: 4_kB page protected */ - u8 page_protect64:1; /* 02: 64_kB page protected */ - u8:5; /* 03-07: Reserved, must be zero */ -} flags; -#endif - /******************************************************************************* * - * MADT - Multiple APIC Description Table + * HPET - High Precision Event Timer table * ******************************************************************************/ -struct multiple_apic_table { - ACPI_TABLE_HEADER_DEF u32 local_apic_address; /* Physical address of local APIC */ - - /* Flags (32 bits) */ - - u8 PCATcompat:1; /* 00: System also has dual 8259s */ - u8:7; /* 01-07: Reserved, must be zero */ - u8 reserved1[3]; /* 08-31: Reserved, must be zero */ +struct acpi_table_hpet { + struct acpi_table_header header; /* Common ACPI table header */ + u32 id; /* Hardware ID of event timer block */ + struct acpi_generic_address address; /* Address of event timer block */ + u8 sequence; /* HPET sequence number */ + u16 minimum_tick; /* Main counter min tick, periodic mode */ + u8 flags; }; -/* Values for MADT PCATCompat */ +/*! Flags */ -#define DUAL_PIC 0 -#define MULTIPLE_APIC 1 +#define ACPI_HPET_PAGE_PROTECT (1) /* 00: No page protection */ +#define ACPI_HPET_PAGE_PROTECT_4 (1<<1) /* 01: 4KB page protected */ +#define ACPI_HPET_PAGE_PROTECT_64 (1<<2) /* 02: 64KB page protected */ -/* Common MADT Sub-table header */ +/*! [End] no source code translation !*/ -#define APIC_HEADER_DEF \ - u8 type; \ - u8 length; - -struct apic_header { -APIC_HEADER_DEF}; - -/* Values for Type in struct apic_header */ +/******************************************************************************* + * + * MADT - Multiple APIC Description Table + * + ******************************************************************************/ -#define APIC_PROCESSOR 0 -#define APIC_IO 1 -#define APIC_XRUPT_OVERRIDE 2 -#define APIC_NMI 3 -#define APIC_LOCAL_NMI 4 -#define APIC_ADDRESS_OVERRIDE 5 -#define APIC_IO_SAPIC 6 -#define APIC_LOCAL_SAPIC 7 -#define APIC_XRUPT_SOURCE 8 -#define APIC_RESERVED 9 /* 9 and greater are reserved */ +struct acpi_table_madt { + struct acpi_table_header header; /* Common ACPI table header */ + u32 address; /* Physical address of local APIC */ + u32 flags; +}; -/* Flag definitions for MADT sub-tables */ +/* Flags */ -#define ACPI_MADT_IFLAGS /* INTI flags (16 bits) */ \ - u8 polarity : 2; /* 00-01: Polarity of APIC I/O input signals */\ - u8 trigger_mode : 2; /* 02-03: Trigger mode of APIC input signals */\ - u8 : 4; /* 04-07: Reserved, must be zero */\ - u8 reserved1; /* 08-15: Reserved, must be zero */ +#define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */ -#define ACPI_MADT_LFLAGS /* Local Sapic flags (32 bits) */ \ - u8 processor_enabled: 1; /* 00: Processor is usable if set */\ - u8 : 7; /* 01-07: Reserved, must be zero */\ - u8 reserved2[3]; /* 08-31: Reserved, must be zero */ +/* Values for PCATCompat flag */ -/* Values for MPS INTI flags */ +#define ACPI_MADT_DUAL_PIC 0 +#define ACPI_MADT_MULTIPLE_APIC 1 -#define POLARITY_CONFORMS 0 -#define POLARITY_ACTIVE_HIGH 1 -#define POLARITY_RESERVED 2 -#define POLARITY_ACTIVE_LOW 3 +/* Values for subtable type in struct acpi_subtable_header */ -#define TRIGGER_CONFORMS 0 -#define TRIGGER_EDGE 1 -#define TRIGGER_RESERVED 2 -#define TRIGGER_LEVEL 3 +enum acpi_madt_type { + ACPI_MADT_TYPE_LOCAL_APIC = 0, + ACPI_MADT_TYPE_IO_APIC = 1, + ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2, + ACPI_MADT_TYPE_NMI_SOURCE = 3, + ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4, + ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5, + ACPI_MADT_TYPE_IO_SAPIC = 6, + ACPI_MADT_TYPE_LOCAL_SAPIC = 7, + ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8, + ACPI_MADT_TYPE_RESERVED = 9 /* 9 and greater are reserved */ +}; /* - * MADT Sub-tables, correspond to Type in struct apic_header + * MADT Sub-tables, correspond to Type in struct acpi_subtable_header */ -/* 0: processor APIC */ +/* 0: Processor Local APIC */ -struct madt_processor_apic { - APIC_HEADER_DEF u8 processor_id; /* ACPI processor id */ - u8 local_apic_id; /* Processor's local APIC id */ - ACPI_MADT_LFLAGS}; +struct acpi_madt_local_apic { + struct acpi_subtable_header header; + u8 processor_id; /* ACPI processor id */ + u8 id; /* Processor's local APIC id */ + u32 lapic_flags; +}; /* 1: IO APIC */ -struct madt_io_apic { - APIC_HEADER_DEF u8 io_apic_id; /* I/O APIC ID */ +struct acpi_madt_io_apic { + struct acpi_subtable_header header; + u8 id; /* I/O APIC ID */ u8 reserved; /* Reserved - must be zero */ u32 address; /* APIC physical address */ - u32 interrupt; /* Global system interrupt where INTI lines start */ + u32 global_irq_base; /* Global system interrupt where INTI lines start */ }; /* 2: Interrupt Override */ -struct madt_interrupt_override { - APIC_HEADER_DEF u8 bus; /* 0 - ISA */ - u8 source; /* Interrupt source (IRQ) */ - u32 interrupt; /* Global system interrupt */ - ACPI_MADT_IFLAGS}; +struct acpi_madt_interrupt_override { + struct acpi_subtable_header header; + u8 bus; /* 0 - ISA */ + u8 source_irq; /* Interrupt source (IRQ) */ + u32 global_irq; /* Global system interrupt */ + u16 inti_flags; +}; -/* 3: NMI Sources */ +/* 3: NMI Source */ -struct madt_nmi_source { - APIC_HEADER_DEF ACPI_MADT_IFLAGS u32 interrupt; /* Global system interrupt */ +struct acpi_madt_nmi_source { + struct acpi_subtable_header header; + u16 inti_flags; + u32 global_irq; /* Global system interrupt */ }; /* 4: Local APIC NMI */ -struct madt_local_apic_nmi { - APIC_HEADER_DEF u8 processor_id; /* ACPI processor id */ - ACPI_MADT_IFLAGS u8 lint; /* LINTn to which NMI is connected */ +struct acpi_madt_local_apic_nmi { + struct acpi_subtable_header header; + u8 processor_id; /* ACPI processor id */ + u16 inti_flags; + u8 lint; /* LINTn to which NMI is connected */ }; /* 5: Address Override */ -struct madt_address_override { - APIC_HEADER_DEF u16 reserved; /* Reserved, must be zero */ +struct acpi_madt_local_apic_override { + struct acpi_subtable_header header; + u16 reserved; /* Reserved, must be zero */ u64 address; /* APIC physical address */ }; /* 6: I/O Sapic */ -struct madt_io_sapic { - APIC_HEADER_DEF u8 io_sapic_id; /* I/O SAPIC ID */ +struct acpi_madt_io_sapic { + struct acpi_subtable_header header; + u8 id; /* I/O SAPIC ID */ u8 reserved; /* Reserved, must be zero */ - u32 interrupt_base; /* Glocal interrupt for SAPIC start */ + u32 global_irq_base; /* Global interrupt for SAPIC start */ u64 address; /* SAPIC physical address */ }; /* 7: Local Sapic */ -struct madt_local_sapic { - APIC_HEADER_DEF u8 processor_id; /* ACPI processor id */ - u8 local_sapic_id; /* SAPIC ID */ - u8 local_sapic_eid; /* SAPIC EID */ +struct acpi_madt_local_sapic { + struct acpi_subtable_header header; + u8 processor_id; /* ACPI processor id */ + u8 id; /* SAPIC ID */ + u8 eid; /* SAPIC EID */ u8 reserved[3]; /* Reserved, must be zero */ - ACPI_MADT_LFLAGS u32 processor_uID; /* Numeric UID - ACPI 3.0 */ - char processor_uIDstring[1]; /* String UID - ACPI 3.0 */ + u32 lapic_flags; + u32 uid; /* Numeric UID - ACPI 3.0 */ + char uid_string[1]; /* String UID - ACPI 3.0 */ }; /* 8: Platform Interrupt Source */ -struct madt_interrupt_source { - APIC_HEADER_DEF ACPI_MADT_IFLAGS u8 interrupt_type; /* 1=PMI, 2=INIT, 3=corrected */ - u8 processor_id; /* Processor ID */ - u8 processor_eid; /* Processor EID */ +struct acpi_madt_interrupt_source { + struct acpi_subtable_header header; + u16 inti_flags; + u8 type; /* 1=PMI, 2=INIT, 3=corrected */ + u8 id; /* Processor ID */ + u8 eid; /* Processor EID */ u8 io_sapic_vector; /* Vector value for PMI interrupts */ - u32 interrupt; /* Global system interrupt */ + u32 global_irq; /* Global system interrupt */ u32 flags; /* Interrupt Source Flags */ }; -#ifdef DUPLICATE_DEFINITION_WITH_LINUX_ACPI_H +/* Flags field above */ + +#define ACPI_MADT_CPEI_OVERRIDE (1) + +/* + * Common flags fields for MADT subtables + */ + +/* MADT Local APIC flags (lapic_flags) */ + +#define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */ + +/* MADT MPS INTI flags (inti_flags) */ + +#define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */ +#define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */ + +/* Values for MPS INTI flags */ + +#define ACPI_MADT_POLARITY_CONFORMS 0 +#define ACPI_MADT_POLARITY_ACTIVE_HIGH 1 +#define ACPI_MADT_POLARITY_RESERVED 2 +#define ACPI_MADT_POLARITY_ACTIVE_LOW 3 + +#define ACPI_MADT_TRIGGER_CONFORMS (0) +#define ACPI_MADT_TRIGGER_EDGE (1<<2) +#define ACPI_MADT_TRIGGER_RESERVED (2<<2) +#define ACPI_MADT_TRIGGER_LEVEL (3<<2) + /******************************************************************************* * * MCFG - PCI Memory Mapped Configuration table and sub-table @@ -406,17 +524,19 @@ struct madt_interrupt_source { ******************************************************************************/ struct acpi_table_mcfg { - ACPI_TABLE_HEADER_DEF u8 reserved[8]; + struct acpi_table_header header; /* Common ACPI table header */ + u8 reserved[8]; }; +/* Subtable */ + struct acpi_mcfg_allocation { - u64 base_address; /* Base address, processor-relative */ + u64 address; /* Base address, processor-relative */ u16 pci_segment; /* PCI segment group number */ u8 start_bus_number; /* Starting PCI Bus number */ u8 end_bus_number; /* Final PCI Bus number */ u32 reserved; }; -#endif /******************************************************************************* * @@ -424,8 +544,9 @@ struct acpi_mcfg_allocation { * ******************************************************************************/ -struct smart_battery_table { - ACPI_TABLE_HEADER_DEF u32 warning_level; +struct acpi_table_sbst { + struct acpi_table_header header; /* Common ACPI table header */ + u32 warning_level; u32 low_level; u32 critical_level; }; @@ -436,9 +557,10 @@ struct smart_battery_table { * ******************************************************************************/ -struct system_locality_info { - ACPI_TABLE_HEADER_DEF u64 locality_count; - u8 entry[1][1]; +struct acpi_table_slit { + struct acpi_table_header header; /* Common ACPI table header */ + u64 locality_count; + u8 entry[1]; /* Real size = localities^2 */ }; /******************************************************************************* @@ -448,7 +570,8 @@ struct system_locality_info { ******************************************************************************/ struct acpi_table_spcr { - ACPI_TABLE_HEADER_DEF u8 interface_type; /* 0=full 16550, 1=subset of 16550 */ + struct acpi_table_header header; /* Common ACPI table header */ + u8 interface_type; /* 0=full 16550, 1=subset of 16550 */ u8 reserved[3]; struct acpi_generic_address serial_port; u8 interrupt_type; @@ -459,7 +582,7 @@ struct acpi_table_spcr { u8 stop_bits; u8 flow_control; u8 terminal_type; - u8 reserved2; + u8 reserved1; u16 pci_device_id; u16 pci_vendor_id; u8 pci_bus; @@ -467,7 +590,7 @@ struct acpi_table_spcr { u8 pci_function; u32 pci_flags; u8 pci_segment; - u32 reserved3; + u32 reserved2; }; /******************************************************************************* @@ -477,12 +600,13 @@ struct acpi_table_spcr { ******************************************************************************/ struct acpi_table_spmi { - ACPI_TABLE_HEADER_DEF u8 reserved; + struct acpi_table_header header; /* Common ACPI table header */ + u8 reserved; u8 interface_type; u16 spec_revision; /* Version of IPMI */ u8 interrupt_type; u8 gpe_number; /* GPE assigned */ - u8 reserved2; + u8 reserved1; u8 pci_device_flag; u32 interrupt; struct acpi_generic_address ipmi_register; @@ -498,58 +622,53 @@ struct acpi_table_spmi { * ******************************************************************************/ -struct system_resource_affinity { - ACPI_TABLE_HEADER_DEF u32 reserved1; /* Must be value '1' */ - u64 reserved2; /* Reserved, must be zero */ +struct acpi_table_srat { + struct acpi_table_header header; /* Common ACPI table header */ + u32 table_revision; /* Must be value '1' */ + u64 reserved; /* Reserved, must be zero */ }; -/* SRAT common sub-table header */ +/* Values for subtable type in struct acpi_subtable_header */ -#define SRAT_SUBTABLE_HEADER \ - u8 type; \ - u8 length; - -/* Values for Type above */ - -#define SRAT_CPU_AFFINITY 0 -#define SRAT_MEMORY_AFFINITY 1 -#define SRAT_RESERVED 2 +enum acpi_srat_type { + ACPI_SRAT_TYPE_CPU_AFFINITY = 0, + ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1, + ACPI_SRAT_TYPE_RESERVED = 2 +}; /* SRAT sub-tables */ -struct static_resource_alloc { - SRAT_SUBTABLE_HEADER u8 proximity_domain_lo; +struct acpi_srat_cpu_affinity { + struct acpi_subtable_header header; + u8 proximity_domain_lo; u8 apic_id; - - /* Flags (32 bits) */ - - u8 enabled:1; /* 00: Use affinity structure */ - u8:7; /* 01-07: Reserved, must be zero */ - u8 reserved3[3]; /* 08-31: Reserved, must be zero */ - + u32 flags; u8 local_sapic_eid; u8 proximity_domain_hi[3]; - u32 reserved4; /* Reserved, must be zero */ + u32 reserved; /* Reserved, must be zero */ }; -struct memory_affinity { - SRAT_SUBTABLE_HEADER u32 proximity_domain; - u16 reserved3; - u64 base_address; - u64 address_length; - u32 reserved4; - - /* Flags (32 bits) */ +/* Flags */ - u8 enabled:1; /* 00: Use affinity structure */ - u8 hot_pluggable:1; /* 01: Memory region is hot pluggable */ - u8 non_volatile:1; /* 02: Memory is non-volatile */ - u8:5; /* 03-07: Reserved, must be zero */ - u8 reserved5[3]; /* 08-31: Reserved, must be zero */ +#define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */ - u64 reserved6; /* Reserved, must be zero */ +struct acpi_srat_mem_affinity { + struct acpi_subtable_header header; + u32 proximity_domain; + u16 reserved; /* Reserved, must be zero */ + u64 base_address; + u64 length; + u32 memory_type; /* See acpi_address_range_id */ + u32 flags; + u64 reserved1; /* Reserved, must be zero */ }; +/* Flags */ + +#define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */ +#define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */ +#define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */ + /******************************************************************************* * * TCPA - Trusted Computing Platform Alliance table @@ -557,7 +676,8 @@ struct memory_affinity { ******************************************************************************/ struct acpi_table_tcpa { - ACPI_TABLE_HEADER_DEF u16 reserved; + struct acpi_table_header header; /* Common ACPI table header */ + u16 reserved; u32 max_log_length; /* Maximum length for the event log area */ u64 log_address; /* Address of the event log area */ }; @@ -569,7 +689,8 @@ struct acpi_table_tcpa { ******************************************************************************/ struct acpi_table_wdrt { - ACPI_TABLE_HEADER_DEF u32 header_length; /* Watchdog Header Length */ + struct acpi_table_header header; /* Common ACPI table header */ + u32 header_length; /* Watchdog Header Length */ u8 pci_segment; /* PCI Segment number */ u8 pci_bus; /* PCI Bus number */ u8 pci_device; /* PCI Device number */ @@ -582,58 +703,9 @@ struct acpi_table_wdrt { u32 entries; /* Number of watchdog entries that follow */ }; -#if 0 /* Flags, will be converted to macros */ -u8 enabled:1; /* 00: Timer enabled */ -u8:6; /* 01-06: Reserved */ -u8 sleep_stop:1; /* 07: Timer stopped in sleep state */ -#endif - -/* Macros used to generate offsets to specific table fields */ - -#define ACPI_ASF0_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_asf_info,f) -#define ACPI_ASF1_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_asf_alert,f) -#define ACPI_ASF2_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_asf_remote,f) -#define ACPI_ASF3_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_asf_rmcp,f) -#define ACPI_ASF4_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_asf_address,f) -#define ACPI_BOOT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_boot,f) -#define ACPI_CPEP_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_cpep,f) -#define ACPI_CPEP0_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_cpep_polling,f) -#define ACPI_DBGP_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_dbgp,f) -#define ACPI_ECDT_OFFSET(f) (u8) ACPI_OFFSET (struct ec_boot_resources,f) -#define ACPI_HPET_OFFSET(f) (u8) ACPI_OFFSET (struct hpet_table,f) -#define ACPI_MADT_OFFSET(f) (u8) ACPI_OFFSET (struct multiple_apic_table,f) -#define ACPI_MADT0_OFFSET(f) (u8) ACPI_OFFSET (struct madt_processor_apic,f) -#define ACPI_MADT1_OFFSET(f) (u8) ACPI_OFFSET (struct madt_io_apic,f) -#define ACPI_MADT2_OFFSET(f) (u8) ACPI_OFFSET (struct madt_interrupt_override,f) -#define ACPI_MADT3_OFFSET(f) (u8) ACPI_OFFSET (struct madt_nmi_source,f) -#define ACPI_MADT4_OFFSET(f) (u8) ACPI_OFFSET (struct madt_local_apic_nmi,f) -#define ACPI_MADT5_OFFSET(f) (u8) ACPI_OFFSET (struct madt_address_override,f) -#define ACPI_MADT6_OFFSET(f) (u8) ACPI_OFFSET (struct madt_io_sapic,f) -#define ACPI_MADT7_OFFSET(f) (u8) ACPI_OFFSET (struct madt_local_sapic,f) -#define ACPI_MADT8_OFFSET(f) (u8) ACPI_OFFSET (struct madt_interrupt_source,f) -#define ACPI_MADTH_OFFSET(f) (u8) ACPI_OFFSET (struct apic_header,f) -#define ACPI_MCFG_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_mcfg,f) -#define ACPI_MCFG0_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_mcfg_allocation,f) -#define ACPI_SBST_OFFSET(f) (u8) ACPI_OFFSET (struct smart_battery_table,f) -#define ACPI_SLIT_OFFSET(f) (u8) ACPI_OFFSET (struct system_locality_info,f) -#define ACPI_SPCR_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_spcr,f) -#define ACPI_SPMI_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_spmi,f) -#define ACPI_SRAT_OFFSET(f) (u8) ACPI_OFFSET (struct system_resource_affinity,f) -#define ACPI_SRAT0_OFFSET(f) (u8) ACPI_OFFSET (struct static_resource_alloc,f) -#define ACPI_SRAT1_OFFSET(f) (u8) ACPI_OFFSET (struct memory_affinity,f) -#define ACPI_TCPA_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_tcpa,f) -#define ACPI_WDRT_OFFSET(f) (u8) ACPI_OFFSET (struct acpi_table_wdrt,f) - -#define ACPI_HPET_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct hpet_table,f,o) -#define ACPI_SRAT0_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct static_resource_alloc,f,o) -#define ACPI_SRAT1_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct memory_affinity,f,o) -#define ACPI_MADT_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct multiple_apic_table,f,o) -#define ACPI_MADT0_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct madt_processor_apic,f,o) -#define ACPI_MADT2_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct madt_interrupt_override,f,o) -#define ACPI_MADT3_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct madt_nmi_source,f,o) -#define ACPI_MADT4_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct madt_local_apic_nmi,f,o) -#define ACPI_MADT7_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct madt_local_sapic,f,o) -#define ACPI_MADT8_FLAG_OFFSET(f,o) ACPI_FLAG_OFFSET (struct madt_interrupt_source,f,o) +/* Flags */ + +#define ACPI_WDRT_TIMER_ENABLED (1) /* 00: Timer enabled */ /* Reset to default packing */ diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h deleted file mode 100644 index 67efe6cad27b..000000000000 --- a/include/acpi/actbl2.h +++ /dev/null @@ -1,49 +0,0 @@ -/****************************************************************************** - * - * Name: actbl2.h - ACPI Specification Revision 2.0 Tables - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2006, R. Byron Moore - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#ifndef __ACTBL2_H__ -#define __ACTBL2_H__ - -/* Code moved to both actbl.h and actbl1.h */ - -#endif /* __ACTBL2_H__ */ diff --git a/include/acpi/actbl71.h b/include/acpi/actbl71.h deleted file mode 100644 index 10ac05bb36bc..000000000000 --- a/include/acpi/actbl71.h +++ /dev/null @@ -1,134 +0,0 @@ -/****************************************************************************** - * - * Name: actbl71.h - IA-64 Extensions to the ACPI Spec Rev. 0.71 - * This file includes tables specific to this - * specification revision. - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2003, R. Byron Moore - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ACTBL71_H__ -#define __ACTBL71_H__ - -/* 0.71 FADT address_space data item bitmasks defines */ -/* If the associated bit is zero then it is in memory space else in io space */ - -#define SMI_CMD_ADDRESS_SPACE 0x01 -#define PM1_BLK_ADDRESS_SPACE 0x02 -#define PM2_CNT_BLK_ADDRESS_SPACE 0x04 -#define PM_TMR_BLK_ADDRESS_SPACE 0x08 -#define GPE0_BLK_ADDRESS_SPACE 0x10 -#define GPE1_BLK_ADDRESS_SPACE 0x20 - -/* Only for clarity in declarations */ - -typedef u64 IO_ADDRESS; - -#pragma pack(1) -struct { /* Root System Descriptor Pointer */ - NATIVE_CHAR signature[8]; /* contains "RSD PTR " */ - u8 checksum; /* to make sum of struct == 0 */ - NATIVE_CHAR oem_id[6]; /* OEM identification */ - u8 reserved; /* Must be 0 for 1.0, 2 for 2.0 */ - u64 rsdt_physical_address; /* 64-bit physical address of RSDT */ -}; - -/*****************************************/ -/* IA64 Extensions to ACPI Spec Rev 0.71 */ -/* for the Root System Description Table */ -/*****************************************/ -struct { - struct acpi_table_header header; /* Table header */ - u32 reserved_pad; /* IA64 alignment, must be 0 */ - u64 table_offset_entry[1]; /* Array of pointers to other */ - /* tables' headers */ -}; - -/*******************************************/ -/* IA64 Extensions to ACPI Spec Rev 0.71 */ -/* for the Firmware ACPI Control Structure */ -/*******************************************/ -struct { - NATIVE_CHAR signature[4]; /* signature "FACS" */ - u32 length; /* length of structure, in bytes */ - u32 hardware_signature; /* hardware configuration signature */ - u32 reserved4; /* must be 0 */ - u64 firmware_waking_vector; /* ACPI OS waking vector */ - u64 global_lock; /* Global Lock */ - u32 S4bios_f:1; /* Indicates if S4BIOS support is present */ - u32 reserved1:31; /* must be 0 */ - u8 reserved3[28]; /* reserved - must be zero */ -}; - -/******************************************/ -/* IA64 Extensions to ACPI Spec Rev 0.71 */ -/* for the Fixed ACPI Description Table */ -/******************************************/ -struct { - struct acpi_table_header header; /* table header */ - u32 reserved_pad; /* IA64 alignment, must be 0 */ - u64 firmware_ctrl; /* 64-bit Physical address of FACS */ - u64 dsdt; /* 64-bit Physical address of DSDT */ - u8 model; /* System Interrupt Model */ - u8 address_space; /* Address Space Bitmask */ - u16 sci_int; /* System vector of SCI interrupt */ - u8 acpi_enable; /* value to write to smi_cmd to enable ACPI */ - u8 acpi_disable; /* value to write to smi_cmd to disable ACPI */ - u8 S4bios_req; /* Value to write to SMI CMD to enter S4BIOS state */ - u8 reserved2; /* reserved - must be zero */ - u64 smi_cmd; /* Port address of SMI command port */ - u64 pm1a_evt_blk; /* Port address of Power Mgt 1a acpi_event Reg Blk */ - u64 pm1b_evt_blk; /* Port address of Power Mgt 1b acpi_event Reg Blk */ - u64 pm1a_cnt_blk; /* Port address of Power Mgt 1a Control Reg Blk */ - u64 pm1b_cnt_blk; /* Port address of Power Mgt 1b Control Reg Blk */ - u64 pm2_cnt_blk; /* Port address of Power Mgt 2 Control Reg Blk */ - u64 pm_tmr_blk; /* Port address of Power Mgt Timer Ctrl Reg Blk */ - u64 gpe0_blk; /* Port addr of General Purpose acpi_event 0 Reg Blk */ - u64 gpe1_blk; /* Port addr of General Purpose acpi_event 1 Reg Blk */ - u8 pm1_evt_len; /* Byte length of ports at pm1_x_evt_blk */ - u8 pm1_cnt_len; /* Byte length of ports at pm1_x_cnt_blk */ - u8 pm2_cnt_len; /* Byte Length of ports at pm2_cnt_blk */ - u8 pm_tm_len; /* Byte Length of ports at pm_tm_blk */ - u8 gpe0_blk_len; /* Byte Length of ports at gpe0_blk */ - u8 gpe1_blk_len; /* Byte Length of ports at gpe1_blk */ - u8 gpe1_base; /* offset in gpe model where gpe1 events start */ - u8 reserved3; /* reserved */ - u16 plvl2_lat; /* worst case HW latency to enter/exit C2 state */ - u16 plvl3_lat; /* worst case HW latency to enter/exit C3 state */ - u8 day_alrm; /* index to day-of-month alarm in RTC CMOS RAM */ - u8 mon_alrm; /* index to month-of-year alarm in RTC CMOS RAM */ - u8 century; /* index to century in RTC CMOS RAM */ - u8 reserved4; /* reserved */ - u32 flush_cash:1; /* PAL_FLUSH_CACHE is correctly supported */ - u32 reserved5:1; /* reserved - must be zero */ - u32 proc_c1:1; /* all processors support C1 state */ - u32 plvl2_up:1; /* C2 state works on MP system */ - u32 pwr_button:1; /* Power button is handled as a generic feature */ - u32 sleep_button:1; /* Sleep button is handled as a generic feature, or not present */ - u32 fixed_rTC:1; /* RTC wakeup stat not in fixed register space */ - u32 rtcs4:1; /* RTC wakeup stat not possible from S4 */ - u32 tmr_val_ext:1; /* tmr_val is 32 bits */ - u32 dock_cap:1; /* Supports Docking */ - u32 reserved6:22; /* reserved - must be zero */ -}; - -#pragma pack() - -#endif /* __ACTBL71_H__ */ diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 64b603cfe92e..72a6e2c3a536 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -48,7 +48,8 @@ /* * ACPI_MACHINE_WIDTH must be specified in an OS- or compiler-dependent header - * and must be either 16, 32, or 64 + * and must be either 32 or 64. 16-bit ACPICA is no longer supported, as of + * 12/2006. */ #ifndef ACPI_MACHINE_WIDTH #error ACPI_MACHINE_WIDTH not defined @@ -149,7 +150,6 @@ typedef int INT32; typedef u64 acpi_native_uint; typedef s64 acpi_native_int; -typedef u64 acpi_table_ptr; typedef u64 acpi_io_address; typedef u64 acpi_physical_address; @@ -189,48 +189,15 @@ typedef int INT32; typedef u32 acpi_native_uint; typedef s32 acpi_native_int; -typedef u64 acpi_table_ptr; typedef u32 acpi_io_address; -typedef u64 acpi_physical_address; +typedef u32 acpi_physical_address; #define ACPI_MAX_PTR ACPI_UINT32_MAX #define ACPI_SIZE_MAX ACPI_UINT32_MAX -/******************************************************************************* - * - * Types specific to 16-bit targets - * - ******************************************************************************/ - -#elif ACPI_MACHINE_WIDTH == 16 - -/*! [Begin] no source code translation (keep the typedefs as-is) */ - -typedef unsigned long UINT32; -typedef short INT16; -typedef long INT32; - -/*! [End] no source code translation !*/ - -typedef u16 acpi_native_uint; -typedef s16 acpi_native_int; - -typedef u32 acpi_table_ptr; -typedef u32 acpi_io_address; -typedef char *acpi_physical_address; - -#define ACPI_MAX_PTR ACPI_UINT16_MAX -#define ACPI_SIZE_MAX ACPI_UINT16_MAX - -#define ACPI_USE_NATIVE_DIVIDE /* No 64-bit integers, ok to use native divide */ - -/* 64-bit integers cannot be supported */ - -#define ACPI_NO_INTEGER64_SUPPORT - #else -/* ACPI_MACHINE_WIDTH must be either 64, 32, or 16 */ +/* ACPI_MACHINE_WIDTH must be either 64 or 32 */ #error unknown ACPI_MACHINE_WIDTH #endif @@ -311,36 +278,6 @@ typedef acpi_native_uint acpi_size; * ******************************************************************************/ -/* - * Pointer overlays to avoid lots of typecasting for - * code that accepts both physical and logical pointers. - */ -union acpi_pointers { - acpi_physical_address physical; - void *logical; - acpi_table_ptr value; -}; - -struct acpi_pointer { - u32 pointer_type; - union acpi_pointers pointer; -}; - -/* pointer_types for above */ - -#define ACPI_PHYSICAL_POINTER 0x01 -#define ACPI_LOGICAL_POINTER 0x02 - -/* Processor mode */ - -#define ACPI_PHYSICAL_ADDRESSING 0x04 -#define ACPI_LOGICAL_ADDRESSING 0x08 -#define ACPI_MEMORY_MODE 0x0C - -#define ACPI_PHYSMODE_PHYSPTR ACPI_PHYSICAL_ADDRESSING | ACPI_PHYSICAL_POINTER -#define ACPI_LOGMODE_PHYSPTR ACPI_LOGICAL_ADDRESSING | ACPI_PHYSICAL_POINTER -#define ACPI_LOGMODE_LOGPTR ACPI_LOGICAL_ADDRESSING | ACPI_LOGICAL_POINTER - /* Logical defines and NULL */ #ifdef FALSE @@ -442,7 +379,8 @@ typedef u64 acpi_integer; /* * Initialization state */ -#define ACPI_INITIALIZED_OK 0x01 +#define ACPI_SUBSYSTEM_INITIALIZE 0x01 +#define ACPI_INITIALIZED_OK 0x02 /* * Power state values @@ -491,21 +429,6 @@ typedef u64 acpi_integer; #define ACPI_NOTIFY_POWER_FAULT (u8) 7 /* - * Table types. These values are passed to the table related APIs - */ -typedef u32 acpi_table_type; - -#define ACPI_TABLE_ID_RSDP (acpi_table_type) 0 -#define ACPI_TABLE_ID_DSDT (acpi_table_type) 1 -#define ACPI_TABLE_ID_FADT (acpi_table_type) 2 -#define ACPI_TABLE_ID_FACS (acpi_table_type) 3 -#define ACPI_TABLE_ID_PSDT (acpi_table_type) 4 -#define ACPI_TABLE_ID_SSDT (acpi_table_type) 5 -#define ACPI_TABLE_ID_XSDT (acpi_table_type) 6 -#define ACPI_TABLE_ID_MAX 6 -#define ACPI_NUM_TABLE_TYPES (ACPI_TABLE_ID_MAX+1) - -/* * Types associated with ACPI names and objects. The first group of * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition * of the ACPI object_type() operator (See the ACPI Spec). Therefore, @@ -637,7 +560,7 @@ typedef u32 acpi_event_status; * | | | +--- Type of dispatch -- to method, handler, or none * | | +--- Enabled for runtime? * | +--- Enabled for wake? - * +--- System state when GPE ocurred (running/waking) + * +--- Unused */ #define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x01 #define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x01 @@ -663,10 +586,6 @@ typedef u32 acpi_event_status; #define ACPI_GPE_ENABLE_MASK (u8) 0x60 /* Both run/wake */ -#define ACPI_GPE_SYSTEM_MASK (u8) 0x80 -#define ACPI_GPE_SYSTEM_RUNNING (u8) 0x80 -#define ACPI_GPE_SYSTEM_WAKING (u8) 0x00 - /* * Flags for GPE and Lock interfaces */ @@ -816,13 +735,6 @@ struct acpi_buffer { #define ACPI_SYS_MODES_MASK 0x0003 /* - * ACPI Table Info. One per ACPI table _type_ - */ -struct acpi_table_info { - u32 count; -}; - -/* * System info returned by acpi_get_system_info() */ struct acpi_system_info { @@ -833,8 +745,6 @@ struct acpi_system_info { u32 reserved2; u32 debug_level; u32 debug_layer; - u32 num_table_types; - struct acpi_table_info table_info[ACPI_TABLE_ID_MAX + 1]; }; /* diff --git a/include/acpi/acutils.h b/include/acpi/acutils.h index ba039ea1a057..883ffe92148f 100644 --- a/include/acpi/acutils.h +++ b/include/acpi/acutils.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -141,8 +141,6 @@ acpi_status acpi_ut_hardware_initialize(void); void acpi_ut_subsystem_shutdown(void); -acpi_status acpi_ut_validate_fadt(void); - /* * utclib - Local implementations of C library functions */ @@ -453,6 +451,8 @@ acpi_ut_short_divide(acpi_integer in_dividend, /* * utmisc */ +const char *acpi_ut_validate_exception(acpi_status status); + u8 acpi_ut_is_aml_table(struct acpi_table_header *table); acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id); @@ -470,7 +470,7 @@ void acpi_ut_print_string(char *string, u8 max_length); u8 acpi_ut_valid_acpi_name(u32 name); -acpi_name acpi_ut_repair_name(acpi_name name); +acpi_name acpi_ut_repair_name(char *name); u8 acpi_ut_valid_acpi_char(char character, acpi_native_uint position); diff --git a/include/acpi/amlcode.h b/include/acpi/amlcode.h index cf18426a87b1..da53a4ef287a 100644 --- a/include/acpi/amlcode.h +++ b/include/acpi/amlcode.h @@ -7,7 +7,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -273,7 +273,7 @@ #define ARGI_DATAOBJECT 0x12 /* Buffer, String, package or reference to a Node - Used only by size_of operator */ #define ARGI_COMPLEXOBJ 0x13 /* Buffer, String, or package (Used by INDEX op only) */ #define ARGI_REF_OR_STRING 0x14 /* Reference or String (Used by DEREFOF op only) */ -#define ARGI_REGION_OR_FIELD 0x15 /* Used by LOAD op only */ +#define ARGI_REGION_OR_BUFFER 0x15 /* Used by LOAD op only */ #define ARGI_DATAREFOBJ 0x16 /* Note: types above can expand to 0x1F maximum */ diff --git a/include/acpi/amlresrc.h b/include/acpi/amlresrc.h index be03818af9d1..f7d541239da4 100644 --- a/include/acpi/amlresrc.h +++ b/include/acpi/amlresrc.h @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h index 453a469fd397..dab2ec59a3b0 100644 --- a/include/acpi/platform/acenv.h +++ b/include/acpi/platform/acenv.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h index da80933963db..3bb50494a38a 100644 --- a/include/acpi/platform/acgcc.h +++ b/include/acpi/platform/acgcc.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h index 7f1e92930b62..5f532d2ac180 100644 --- a/include/acpi/platform/aclinux.h +++ b/include/acpi/platform/aclinux.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2006, R. Byron Moore + * Copyright (C) 2000 - 2007, R. Byron Moore * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/asm-alpha/dma-mapping.h b/include/asm-alpha/dma-mapping.h index 57e09f5e3424..75a1aff5b57b 100644 --- a/include/asm-alpha/dma-mapping.h +++ b/include/asm-alpha/dma-mapping.h @@ -41,9 +41,9 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, #define dma_map_single(dev, va, size, dir) virt_to_phys(va) #define dma_map_page(dev, page, off, size, dir) (page_to_pa(page) + off) -#define dma_unmap_single(dev, addr, size, dir) do { } while (0) -#define dma_unmap_page(dev, addr, size, dir) do { } while (0) -#define dma_unmap_sg(dev, sg, nents, dir) do { } while (0) +#define dma_unmap_single(dev, addr, size, dir) ((void)0) +#define dma_unmap_page(dev, addr, size, dir) ((void)0) +#define dma_unmap_sg(dev, sg, nents, dir) ((void)0) #define dma_mapping_error(addr) (0) @@ -55,12 +55,14 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, int dma_set_mask(struct device *dev, u64 mask); -#define dma_sync_single_for_cpu(dev, addr, size, dir) do { } while (0) -#define dma_sync_single_for_device(dev, addr, size, dir) do { } while (0) -#define dma_sync_single_range(dev, addr, off, size, dir) do { } while (0) -#define dma_sync_sg_for_cpu(dev, sg, nents, dir) do { } while (0) -#define dma_sync_sg_for_device(dev, sg, nents, dir) do { } while (0) -#define dma_cache_sync(dev, va, size, dir) do { } while (0) +#define dma_sync_single_for_cpu(dev, addr, size, dir) ((void)0) +#define dma_sync_single_for_device(dev, addr, size, dir) ((void)0) +#define dma_sync_single_range(dev, addr, off, size, dir) ((void)0) +#define dma_sync_sg_for_cpu(dev, sg, nents, dir) ((void)0) +#define dma_sync_sg_for_device(dev, sg, nents, dir) ((void)0) +#define dma_cache_sync(dev, va, size, dir) ((void)0) +#define dma_sync_single_range_for_cpu(dev, addr, offset, size, dir) ((void)0) +#define dma_sync_single_range_for_device(dev, addr, offset, size, dir) ((void)0) #define dma_get_cache_alignment() L1_CACHE_BYTES diff --git a/include/asm-arm/arch-at91rm9200/at91_ecc.h b/include/asm-arm/arch-at91rm9200/at91_ecc.h index fddf256a98d3..5c564ede5c5d 100644 --- a/include/asm-arm/arch-at91rm9200/at91_ecc.h +++ b/include/asm-arm/arch-at91rm9200/at91_ecc.h @@ -14,7 +14,7 @@ #define AT91_ECC_H #define AT91_ECC_CR (AT91_ECC + 0x00) /* Control register */ -#define AT91_ECC_RST (1 << 0) /* Reset parity */ +#define AT91_ECC_RST (1 << 0) /* Reset parity */ #define AT91_ECC_MR (AT91_ECC + 0x04) /* Mode register */ #define AT91_ECC_PAGESIZE (3 << 0) /* Page Size */ @@ -23,16 +23,16 @@ #define AT91_ECC_PAGESIZE_2112 (2) #define AT91_ECC_PAGESIZE_4224 (3) -#define AT91_ECC_SR (AT91_ECC + 0x08) /* Status register */ +#define AT91_ECC_SR (AT91_ECC + 0x08) /* Status register */ #define AT91_ECC_RECERR (1 << 0) /* Recoverable Error */ #define AT91_ECC_ECCERR (1 << 1) /* ECC Single Bit Error */ #define AT91_ECC_MULERR (1 << 2) /* Multiple Errors */ -#define AT91_ECC_PR (AT91_ECC + 0x0c) /* Parity register */ +#define AT91_ECC_PR (AT91_ECC + 0x0c) /* Parity register */ #define AT91_ECC_BITADDR (0xf << 0) /* Bit Error Address */ #define AT91_ECC_WORDADDR (0xfff << 4) /* Word Error Address */ -#define AT91_ECC_NPR (AT91_ECC + 0x10) /* NParity register */ +#define AT91_ECC_NPR (AT91_ECC + 0x10) /* NParity register */ #define AT91_ECC_NPARITY (0xffff << 0) /* NParity */ #endif diff --git a/include/asm-arm/arch-at91rm9200/at91_pmc.h b/include/asm-arm/arch-at91rm9200/at91_pmc.h index de8c3da74a01..c3b489d09b6c 100644 --- a/include/asm-arm/arch-at91rm9200/at91_pmc.h +++ b/include/asm-arm/arch-at91rm9200/at91_pmc.h @@ -61,7 +61,7 @@ #define AT91_PMC_CSS_PLLA (2 << 0) #define AT91_PMC_CSS_PLLB (3 << 0) #define AT91_PMC_PRES (7 << 2) /* Master Clock Prescaler */ -#define AT91_PMC_PRES_1 (0 << 2) +#define AT91_PMC_PRES_1 (0 << 2) #define AT91_PMC_PRES_2 (1 << 2) #define AT91_PMC_PRES_4 (2 << 2) #define AT91_PMC_PRES_8 (3 << 2) diff --git a/include/asm-arm/arch-at91rm9200/at91_rstc.h b/include/asm-arm/arch-at91rm9200/at91_rstc.h index ccdc52da973d..237d3c40b318 100644 --- a/include/asm-arm/arch-at91rm9200/at91_rstc.h +++ b/include/asm-arm/arch-at91rm9200/at91_rstc.h @@ -17,7 +17,7 @@ #define AT91_RSTC_PROCRST (1 << 0) /* Processor Reset */ #define AT91_RSTC_PERRST (1 << 2) /* Peripheral Reset */ #define AT91_RSTC_EXTRST (1 << 3) /* External Reset */ -#define AT01_RSTC_KEY (0xff << 24) /* KEY Password */ +#define AT91_RSTC_KEY (0xff << 24) /* KEY Password */ #define AT91_RSTC_SR (AT91_RSTC + 0x04) /* Reset Controller Status Register */ #define AT91_RSTC_URSTS (1 << 0) /* User Reset Status */ diff --git a/include/asm-arm/arch-at91rm9200/at91_rtc.h b/include/asm-arm/arch-at91rm9200/at91_rtc.h index 6e5065d56260..095fe0883102 100644 --- a/include/asm-arm/arch-at91rm9200/at91_rtc.h +++ b/include/asm-arm/arch-at91rm9200/at91_rtc.h @@ -21,21 +21,21 @@ #define AT91_RTC_UPDCAL (1 << 1) /* Update Request Calendar Register */ #define AT91_RTC_TIMEVSEL (3 << 8) /* Time Event Selection */ #define AT91_RTC_TIMEVSEL_MINUTE (0 << 8) -#define AT91_RTC_TIMEVSEL_HOUR (1 << 8) -#define AT91_RTC_TIMEVSEL_DAY24 (2 << 8) -#define AT91_RTC_TIMEVSEL_DAY12 (3 << 8) +#define AT91_RTC_TIMEVSEL_HOUR (1 << 8) +#define AT91_RTC_TIMEVSEL_DAY24 (2 << 8) +#define AT91_RTC_TIMEVSEL_DAY12 (3 << 8) #define AT91_RTC_CALEVSEL (3 << 16) /* Calendar Event Selection */ -#define AT91_RTC_CALEVSEL_WEEK (0 << 16) -#define AT91_RTC_CALEVSEL_MONTH (1 << 16) -#define AT91_RTC_CALEVSEL_YEAR (2 << 16) +#define AT91_RTC_CALEVSEL_WEEK (0 << 16) +#define AT91_RTC_CALEVSEL_MONTH (1 << 16) +#define AT91_RTC_CALEVSEL_YEAR (2 << 16) #define AT91_RTC_MR (AT91_RTC + 0x04) /* Mode Register */ -#define AT91_RTC_HRMOD (1 << 0) /* 12/24 Hour Mode */ +#define AT91_RTC_HRMOD (1 << 0) /* 12/24 Hour Mode */ #define AT91_RTC_TIMR (AT91_RTC + 0x08) /* Time Register */ #define AT91_RTC_SEC (0x7f << 0) /* Current Second */ #define AT91_RTC_MIN (0x7f << 8) /* Current Minute */ -#define AT91_RTC_HOUR (0x3f << 16) /* Current Hour */ +#define AT91_RTC_HOUR (0x3f << 16) /* Current Hour */ #define AT91_RTC_AMPM (1 << 22) /* Ante Meridiem Post Meridiem Indicator */ #define AT91_RTC_CALR (AT91_RTC + 0x0c) /* Calendar Register */ diff --git a/include/asm-arm/arch-at91rm9200/at91rm9200.h b/include/asm-arm/arch-at91rm9200/at91rm9200.h index 4d51177efddd..c569b6a21a42 100644 --- a/include/asm-arm/arch-at91rm9200/at91rm9200.h +++ b/include/asm-arm/arch-at91rm9200/at91rm9200.h @@ -274,7 +274,7 @@ #define AT91_PD19_TPK7 (1 << 19) /* B: ETM Trace Packet Port 7 */ #define AT91_PD20_NPCS3 (1 << 20) /* A: SPI Peripheral Chip Select 3 */ #define AT91_PD20_TPK8 (1 << 20) /* B: ETM Trace Packet Port 8 */ -#define AT91_PD21_RTS0 (1 << 21) /* A: USART Ready To Send 0 */ +#define AT91_PD21_RTS0 (1 << 21) /* A: USART Ready To Send 0 */ #define AT91_PD21_TPK9 (1 << 21) /* B: ETM Trace Packet Port 9 */ #define AT91_PD22_RTS1 (1 << 22) /* A: USART Ready To Send 1 */ #define AT91_PD22_TPK10 (1 << 22) /* B: ETM Trace Packet Port 10 */ diff --git a/include/asm-arm/arch-at91rm9200/at91sam9260_matrix.h b/include/asm-arm/arch-at91rm9200/at91sam9260_matrix.h index 746d973705bf..78f6b4917b8b 100644 --- a/include/asm-arm/arch-at91rm9200/at91sam9260_matrix.h +++ b/include/asm-arm/arch-at91rm9200/at91sam9260_matrix.h @@ -58,7 +58,7 @@ #define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ #define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x11C) /* EBI Chip Select Assignment Register */ -#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ +#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ #define AT91_MATRIX_CS1A_SMC (0 << 1) #define AT91_MATRIX_CS1A_SDRAMC (1 << 1) #define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */ diff --git a/include/asm-arm/arch-at91rm9200/at91sam9261_matrix.h b/include/asm-arm/arch-at91rm9200/at91sam9261_matrix.h index 270a5dcdf1cd..ec88efabbe6c 100644 --- a/include/asm-arm/arch-at91rm9200/at91sam9261_matrix.h +++ b/include/asm-arm/arch-at91rm9200/at91sam9261_matrix.h @@ -15,7 +15,7 @@ #define AT91_MATRIX_MCFG (AT91_MATRIX + 0x00) /* Master Configuration Register */ #define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */ -#define AT01_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ +#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */ #define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x04) /* Slave Configuration Register 0 */ #define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x08) /* Slave Configuration Register 1 */ @@ -43,8 +43,8 @@ #define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x30) /* EBI Chip Select Assignment Register */ #define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */ -#define AT91_MATRIX_CS1A_SMC (0 << 1) -#define AT91_MATRIX_CS1A_SDRAMC (1 << 1) +#define AT91_MATRIX_CS1A_SMC (0 << 1) +#define AT91_MATRIX_CS1A_SDRAMC (1 << 1) #define AT91_MATRIX_CS3A (1 << 3) /* Chip Select 3 Assignment */ #define AT91_MATRIX_CS3A_SMC (0 << 3) #define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3) diff --git a/include/asm-arm/arch-at91rm9200/at91sam926x_mc.h b/include/asm-arm/arch-at91rm9200/at91sam926x_mc.h index 7d94968b5d57..972e7531c7f4 100644 --- a/include/asm-arm/arch-at91rm9200/at91sam926x_mc.h +++ b/include/asm-arm/arch-at91rm9200/at91sam926x_mc.h @@ -33,14 +33,14 @@ #define AT91_SDRAMC_NC_9 (1 << 0) #define AT91_SDRAMC_NC_10 (2 << 0) #define AT91_SDRAMC_NC_11 (3 << 0) -#define AT91_SDRAMC_NR (3 << 2) /* Number of Row Bits */ +#define AT91_SDRAMC_NR (3 << 2) /* Number of Row Bits */ #define AT91_SDRAMC_NR_11 (0 << 2) #define AT91_SDRAMC_NR_12 (1 << 2) #define AT91_SDRAMC_NR_13 (2 << 2) -#define AT91_SDRAMC_NB (1 << 4) /* Number of Banks */ +#define AT91_SDRAMC_NB (1 << 4) /* Number of Banks */ #define AT91_SDRAMC_NB_2 (0 << 4) -#define AT91_SDRAMC_NB_4 (1 << 4) -#define AT91_SDRAMC_CAS (3 << 5) /* CAS Latency */ +#define AT91_SDRAMC_NB_4 (1 << 4) +#define AT91_SDRAMC_CAS (3 << 5) /* CAS Latency */ #define AT91_SDRAMC_CAS_1 (1 << 5) #define AT91_SDRAMC_CAS_2 (2 << 5) #define AT91_SDRAMC_CAS_3 (3 << 5) @@ -110,10 +110,10 @@ #define AT91_SMC_MODE(n) (AT91_SMC + 0x0c + ((n)*0x10)) /* Mode Register for CS n */ #define AT91_SMC_READMODE (1 << 0) /* Read Mode */ #define AT91_SMC_WRITEMODE (1 << 1) /* Write Mode */ -#define AT91_SMC_EXNWMODE (3 << 5) /* NWAIT Mode */ -#define AT91_SMC_EXNWMODE_DISABLE (0 << 5) -#define AT91_SMC_EXNWMODE_FROZEN (2 << 5) -#define AT91_SMC_EXNWMODE_READY (3 << 5) +#define AT91_SMC_EXNWMODE (3 << 4) /* NWAIT Mode */ +#define AT91_SMC_EXNWMODE_DISABLE (0 << 4) +#define AT91_SMC_EXNWMODE_FROZEN (2 << 4) +#define AT91_SMC_EXNWMODE_READY (3 << 4) #define AT91_SMC_BAT (1 << 8) /* Byte Access Type */ #define AT91_SMC_BAT_SELECT (0 << 8) #define AT91_SMC_BAT_WRITE (1 << 8) diff --git a/include/asm-arm/arch-s3c2410/regs-gpio.h b/include/asm-arm/arch-s3c2410/regs-gpio.h index b2893e32a236..eae91694edcd 100644 --- a/include/asm-arm/arch-s3c2410/regs-gpio.h +++ b/include/asm-arm/arch-s3c2410/regs-gpio.h @@ -52,10 +52,10 @@ /* general configuration options */ #define S3C2410_GPIO_LEAVE (0xFFFFFFFF) -#define S3C2410_GPIO_INPUT (0xFFFFFFF0) +#define S3C2410_GPIO_INPUT (0xFFFFFFF0) /* not available on A */ #define S3C2410_GPIO_OUTPUT (0xFFFFFFF1) #define S3C2410_GPIO_IRQ (0xFFFFFFF2) /* not available for all */ -#define S3C2410_GPIO_SFN2 (0xFFFFFFF2) /* not available on A */ +#define S3C2410_GPIO_SFN2 (0xFFFFFFF2) /* bank A => addr/cs/nand */ #define S3C2410_GPIO_SFN3 (0xFFFFFFF3) /* not available on A */ /* register address for the GPIO registers. diff --git a/include/asm-arm/arch-s3c2410/regs-mem.h b/include/asm-arm/arch-s3c2410/regs-mem.h index 375dca50364e..e4d82341f7ba 100644 --- a/include/asm-arm/arch-s3c2410/regs-mem.h +++ b/include/asm-arm/arch-s3c2410/regs-mem.h @@ -133,10 +133,10 @@ #define S3C2410_BANKCON_SDRAM (0x3 << 15) /* next bits only for EDO DRAM in 6,7 */ -#define S3C2400_BANKCON_EDO_Trdc1 (0x00 << 4) -#define S3C2400_BANKCON_EDO_Trdc2 (0x01 << 4) -#define S3C2400_BANKCON_EDO_Trdc3 (0x02 << 4) -#define S3C2400_BANKCON_EDO_Trdc4 (0x03 << 4) +#define S3C2400_BANKCON_EDO_Trcd1 (0x00 << 4) +#define S3C2400_BANKCON_EDO_Trcd2 (0x01 << 4) +#define S3C2400_BANKCON_EDO_Trcd3 (0x02 << 4) +#define S3C2400_BANKCON_EDO_Trcd4 (0x03 << 4) /* CAS pulse width */ #define S3C2400_BANKCON_EDO_PULSE1 (0x00 << 3) @@ -153,9 +153,9 @@ #define S3C2400_BANKCON_EDO_SCANb11 (0x03 << 0) /* next bits only for SDRAM in 6,7 */ -#define S3C2410_BANKCON_Trdc2 (0x00 << 2) -#define S3C2410_BANKCON_Trdc3 (0x01 << 2) -#define S3C2410_BANKCON_Trdc4 (0x02 << 2) +#define S3C2410_BANKCON_Trcd2 (0x00 << 2) +#define S3C2410_BANKCON_Trcd3 (0x01 << 2) +#define S3C2410_BANKCON_Trcd4 (0x02 << 2) /* control column address select */ #define S3C2410_BANKCON_SCANb8 (0x00 << 0) diff --git a/include/asm-arm/fpstate.h b/include/asm-arm/fpstate.h index 6af4e6bd1290..f31cda5a55ee 100644 --- a/include/asm-arm/fpstate.h +++ b/include/asm-arm/fpstate.h @@ -35,6 +35,9 @@ struct vfp_hard_struct { */ __u32 fpinst; __u32 fpinst2; +#ifdef CONFIG_SMP + __u32 cpu; +#endif }; union vfp_state { diff --git a/include/asm-frv/Kbuild b/include/asm-frv/Kbuild index c68e1680da01..966a9836d556 100644 --- a/include/asm-frv/Kbuild +++ b/include/asm-frv/Kbuild @@ -1 +1,7 @@ include include/asm-generic/Kbuild.asm + +header-y += registers.h + +unifdef-y += termios.h +unifdef-y += ptrace.h +unifdef-y += page.h diff --git a/include/asm-frv/page.h b/include/asm-frv/page.h index 134cc0cdf6c2..213d92fd652a 100644 --- a/include/asm-frv/page.h +++ b/include/asm-frv/page.h @@ -76,8 +76,6 @@ extern unsigned long max_pfn; #endif /* __ASSEMBLY__ */ -#endif /* __KERNEL__ */ - #ifdef CONFIG_CONTIGUOUS_PAGE_ALLOC #define WANT_PAGE_VIRTUAL 1 #endif @@ -85,4 +83,6 @@ extern unsigned long max_pfn; #include <asm-generic/memory_model.h> #include <asm-generic/page.h> +#endif /* __KERNEL__ */ + #endif /* _ASM_PAGE_H */ diff --git a/include/asm-frv/ptrace.h b/include/asm-frv/ptrace.h index 9a2241b8eb1e..cf6934012b64 100644 --- a/include/asm-frv/ptrace.h +++ b/include/asm-frv/ptrace.h @@ -12,9 +12,11 @@ #define _ASM_PTRACE_H #include <asm/registers.h> +#ifdef __KERNEL__ #include <asm/irq_regs.h> #define in_syscall(regs) (((regs)->tbr & TBR_TT) == TBR_TT_TRAP0) +#endif #define PT_PSR 0 @@ -60,6 +62,7 @@ #define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */ #define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */ +#ifdef __KERNEL__ #ifndef __ASSEMBLY__ /* @@ -74,6 +77,7 @@ register struct pt_regs *__frame asm("gr28"); extern unsigned long user_stack(const struct pt_regs *); extern void show_regs(struct pt_regs *); #define profile_pc(regs) ((regs)->pc) +#endif #endif /* !__ASSEMBLY__ */ #endif /* _ASM_PTRACE_H */ diff --git a/include/asm-frv/termios.h b/include/asm-frv/termios.h index b4a664e7f55c..8840cf95e8dd 100644 --- a/include/asm-frv/termios.h +++ b/include/asm-frv/termios.h @@ -69,6 +69,8 @@ struct termio { #define N_SYNC_PPP 14 #define N_HCI 15 /* Bluetooth HCI UART */ +#ifdef __KERNEL__ #include <asm-generic/termios.h> +#endif #endif /* _ASM_TERMIOS_H */ diff --git a/include/asm-i386/acpi.h b/include/asm-i386/acpi.h index 7cfad93edf10..5e657eb8946c 100644 --- a/include/asm-i386/acpi.h +++ b/include/asm-i386/acpi.h @@ -39,7 +39,7 @@ * Calling conventions: * * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) - * ACPI_EXTERNAL_XFACE - External ACPI interfaces + * ACPI_EXTERNAL_XFACE - External ACPI interfaces * ACPI_INTERNAL_XFACE - Internal ACPI interfaces * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces */ @@ -59,11 +59,11 @@ int __acpi_acquire_global_lock(unsigned int *lock); int __acpi_release_global_lock(unsigned int *lock); -#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ - ((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr)) +#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \ + ((Acq) = __acpi_acquire_global_lock(&facs->global_lock)) -#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ - ((Acq) = __acpi_release_global_lock((unsigned int *) GLptr)) +#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \ + ((Acq) = __acpi_release_global_lock(&facs->global_lock)) /* * Math helper asm macros @@ -87,7 +87,7 @@ extern void check_acpi_pci(void); static inline void check_acpi_pci(void) { } #endif -#ifdef CONFIG_ACPI +#ifdef CONFIG_ACPI extern int acpi_lapic; extern int acpi_ioapic; extern int acpi_noirq; @@ -95,9 +95,9 @@ extern int acpi_strict; extern int acpi_disabled; extern int acpi_ht; extern int acpi_pci_disabled; -static inline void disable_acpi(void) -{ - acpi_disabled = 1; +static inline void disable_acpi(void) +{ + acpi_disabled = 1; acpi_ht = 0; acpi_pci_disabled = 1; acpi_noirq = 1; @@ -114,9 +114,9 @@ extern int acpi_use_timer_override; #endif static inline void acpi_noirq_set(void) { acpi_noirq = 1; } -static inline void acpi_disable_pci(void) +static inline void acpi_disable_pci(void) { - acpi_pci_disabled = 1; + acpi_pci_disabled = 1; acpi_noirq_set(); } extern int acpi_irq_balance_set(char *str); @@ -144,8 +144,6 @@ extern void acpi_reserve_bootmem(void); #endif /*CONFIG_ACPI_SLEEP*/ -extern u8 x86_acpiid_to_apicid[]; - #define ARCH_HAS_POWER_INIT 1 #endif /*__KERNEL__*/ diff --git a/include/asm-i386/mach-es7000/mach_mpparse.h b/include/asm-i386/mach-es7000/mach_mpparse.h index 99f66be240be..24990e546da3 100644 --- a/include/asm-i386/mach-es7000/mach_mpparse.h +++ b/include/asm-i386/mach-es7000/mach_mpparse.h @@ -3,13 +3,13 @@ #include <linux/acpi.h> -static inline void mpc_oem_bus_info(struct mpc_config_bus *m, char *name, +static inline void mpc_oem_bus_info(struct mpc_config_bus *m, char *name, struct mpc_config_translation *translation) { Dprintk("Bus #%d is %s\n", m->mpc_busid, name); } -static inline void mpc_oem_pci_bus(struct mpc_config_bus *m, +static inline void mpc_oem_pci_bus(struct mpc_config_bus *m, struct mpc_config_translation *translation) { } @@ -22,7 +22,7 @@ static inline int mps_oem_check(struct mp_config_table *mpc, char *oem, char *productid) { if (mpc->mpc_oemptr) { - struct mp_config_oemtable *oem_table = + struct mp_config_oemtable *oem_table = (struct mp_config_oemtable *)mpc->mpc_oemptr; if (!strncmp(oem, "UNISYS", 6)) return parse_unisys_oem((char *)oem_table); @@ -31,12 +31,13 @@ static inline int mps_oem_check(struct mp_config_table *mpc, char *oem, } #ifdef CONFIG_ACPI + static inline int es7000_check_dsdt(void) { - struct acpi_table_header *header = NULL; - if(!acpi_get_table_header_early(ACPI_DSDT, &header)) - acpi_table_print(header, 0); - if (!strncmp(header->oem_id, "UNISYS", 6)) + struct acpi_table_header header; + memcpy(&header, 0, sizeof(struct acpi_table_header)); + acpi_get_table_header(ACPI_SIG_DSDT, 0, &header); + if (!strncmp(header.oem_id, "UNISYS", 6)) return 1; return 0; } @@ -44,7 +45,7 @@ static inline int es7000_check_dsdt(void) /* Hook from generic ACPI tables.c */ static inline int acpi_madt_oem_check(char *oem_id, char *oem_table_id) { - unsigned long oem_addr; + unsigned long oem_addr; if (!find_unisys_acpi_oem_table(&oem_addr)) { if (es7000_check_dsdt()) return parse_unisys_oem((char *)oem_addr); diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h index 09a5dd0e44a8..5d03792d4f65 100644 --- a/include/asm-ia64/acpi.h +++ b/include/asm-ia64/acpi.h @@ -82,11 +82,11 @@ ia64_acpi_release_global_lock (unsigned int *lock) return old & 0x1; } -#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ - ((Acq) = ia64_acpi_acquire_global_lock((unsigned int *) GLptr)) +#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \ + ((Acq) = ia64_acpi_acquire_global_lock(&facs->global_lock)) -#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ - ((Acq) = ia64_acpi_release_global_lock((unsigned int *) GLptr)) +#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \ + ((Acq) = ia64_acpi_release_global_lock(&facs->global_lock)) #define acpi_disabled 0 /* ACPI always enabled on IA64 */ #define acpi_noirq 0 /* ACPI always enabled on IA64 */ @@ -119,8 +119,6 @@ extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS]; extern int __initdata nid_to_pxm_map[MAX_NUMNODES]; #endif -extern u16 ia64_acpiid_to_sapicid[]; - /* * Refer Intel ACPI _PDC support document for bit definitions */ diff --git a/include/asm-ia64/pci.h b/include/asm-ia64/pci.h index 556f53fa44cb..5160233bbfac 100644 --- a/include/asm-ia64/pci.h +++ b/include/asm-ia64/pci.h @@ -167,4 +167,10 @@ pcibios_select_root(struct pci_dev *pdev, struct resource *res) #define pcibios_scan_all_fns(a, b) 0 +#define HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ +static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) +{ + return channel ? 15 : 14; +} + #endif /* _ASM_IA64_PCI_H */ diff --git a/include/asm-ia64/sn/acpi.h b/include/asm-ia64/sn/acpi.h index 2850a7ef5e71..9ce2801cbd57 100644 --- a/include/asm-ia64/sn/acpi.h +++ b/include/asm-ia64/sn/acpi.h @@ -11,6 +11,7 @@ #include "acpi/acglobal.h" -#define SN_ACPI_BASE_SUPPORT() (acpi_gbl_DSDT->oem_revision >= 0x20101) +extern int sn_acpi_rev; +#define SN_ACPI_BASE_SUPPORT() (sn_acpi_rev >= 0x20101) #endif /* _ASM_IA64_SN_ACPI_H */ diff --git a/include/asm-ia64/sn/pcibr_provider.h b/include/asm-ia64/sn/pcibr_provider.h index da3eade0cae2..17cb6cc3f21a 100644 --- a/include/asm-ia64/sn/pcibr_provider.h +++ b/include/asm-ia64/sn/pcibr_provider.h @@ -142,7 +142,7 @@ extern int pcibr_ate_alloc(struct pcibus_info *, int); extern void pcibr_ate_free(struct pcibus_info *, int); extern void ate_write(struct pcibus_info *, int, int, u64); extern int sal_pcibr_slot_enable(struct pcibus_info *soft, int device, - void *resp); + void *resp, char **ssdt); extern int sal_pcibr_slot_disable(struct pcibus_info *soft, int device, int action, void *resp); extern u16 sn_ioboard_to_pci_bus(struct pci_bus *pci_bus); diff --git a/include/asm-ia64/sn/pcidev.h b/include/asm-ia64/sn/pcidev.h index 9fe89a93d880..1c2382cea807 100644 --- a/include/asm-ia64/sn/pcidev.h +++ b/include/asm-ia64/sn/pcidev.h @@ -70,10 +70,16 @@ extern void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info); extern void sn_irq_unfixup(struct pci_dev *pci_dev); extern struct pcidev_info * sn_pcidev_info_get(struct pci_dev *); +extern void sn_bus_fixup(struct pci_bus *); +extern void sn_acpi_bus_fixup(struct pci_bus *); +extern void sn_common_bus_fixup(struct pci_bus *, struct pcibus_bussoft *); extern void sn_bus_store_sysdata(struct pci_dev *dev); extern void sn_bus_free_sysdata(void); extern void sn_generate_path(struct pci_bus *pci_bus, char *address); -extern void sn_pci_fixup_slot(struct pci_dev *dev); +extern void sn_io_slot_fixup(struct pci_dev *); +extern void sn_acpi_slot_fixup(struct pci_dev *); +extern void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *, + struct sn_irq_info *); extern void sn_pci_unfixup_slot(struct pci_dev *dev); extern void sn_irq_lh_init(void); #endif /* _ASM_IA64_SN_PCI_PCIDEV_H */ diff --git a/include/asm-m68k/uaccess.h b/include/asm-m68k/uaccess.h index e4c9f080ff20..6a4cf2081512 100644 --- a/include/asm-m68k/uaccess.h +++ b/include/asm-m68k/uaccess.h @@ -7,6 +7,7 @@ #include <linux/compiler.h> #include <linux/errno.h> #include <linux/types.h> +#include <linux/sched.h> #include <asm/segment.h> #define VERIFY_READ 0 diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h index f2e1325fec6c..3fcfd7979de5 100644 --- a/include/asm-mips/pgtable.h +++ b/include/asm-mips/pgtable.h @@ -69,16 +69,6 @@ extern unsigned long zero_page_mask; #define ZERO_PAGE(vaddr) \ (virt_to_page((void *)(empty_zero_page + (((unsigned long)(vaddr)) & zero_page_mask)))) -#define __HAVE_ARCH_MOVE_PTE -#define move_pte(pte, prot, old_addr, new_addr) \ -({ \ - pte_t newpte = (pte); \ - if (pte_present(pte) && pfn_valid(pte_pfn(pte)) && \ - pte_page(pte) == ZERO_PAGE(old_addr)) \ - newpte = mk_pte(ZERO_PAGE(new_addr), (prot)); \ - newpte; \ -}) - extern void paging_init(void); /* diff --git a/include/asm-powerpc/dma-mapping.h b/include/asm-powerpc/dma-mapping.h index 7c7de87bd8ae..a19a6f1a1cf1 100644 --- a/include/asm-powerpc/dma-mapping.h +++ b/include/asm-powerpc/dma-mapping.h @@ -37,9 +37,9 @@ extern void __dma_sync_page(struct page *page, unsigned long offset, */ #define __dma_alloc_coherent(gfp, size, handle) NULL -#define __dma_free_coherent(size, addr) do { } while (0) -#define __dma_sync(addr, size, rw) do { } while (0) -#define __dma_sync_page(pg, off, sz, rw) do { } while (0) +#define __dma_free_coherent(size, addr) ((void)0) +#define __dma_sync(addr, size, rw) ((void)0) +#define __dma_sync_page(pg, off, sz, rw) ((void)0) #endif /* ! CONFIG_NOT_COHERENT_CACHE */ @@ -251,7 +251,7 @@ dma_map_single(struct device *dev, void *ptr, size_t size, } /* We do nothing. */ -#define dma_unmap_single(dev, addr, size, dir) do { } while (0) +#define dma_unmap_single(dev, addr, size, dir) ((void)0) static inline dma_addr_t dma_map_page(struct device *dev, struct page *page, @@ -266,7 +266,7 @@ dma_map_page(struct device *dev, struct page *page, } /* We do nothing. */ -#define dma_unmap_page(dev, handle, size, dir) do { } while (0) +#define dma_unmap_page(dev, handle, size, dir) ((void)0) static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, @@ -286,7 +286,7 @@ dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, } /* We don't do anything here. */ -#define dma_unmap_sg(dev, sg, nents, dir) do { } while (0) +#define dma_unmap_sg(dev, sg, nents, dir) ((void)0) #endif /* CONFIG_PPC64 */ diff --git a/include/asm-sparc/checksum.h b/include/asm-sparc/checksum.h index 267e631e9bbc..34518ea7bf1b 100644 --- a/include/asm-sparc/checksum.h +++ b/include/asm-sparc/checksum.h @@ -151,7 +151,7 @@ static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) "xnor\t%%g0, %0, %0" : "=r" (sum), "=&r" (iph) : "r" (ihl), "1" (iph) - : "g2", "g3", "g4", "cc"); + : "g2", "g3", "g4", "cc", "memory"); return sum; } diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h index 188f72621776..e57ff136ee51 100644 --- a/include/asm-um/pgtable.h +++ b/include/asm-um/pgtable.h @@ -408,6 +408,15 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #include <asm-generic/pgtable-nopud.h> +#ifdef CONFIG_HIGHMEM +/* Clear a kernel PTE and flush it from the TLB */ +#define kpte_clear_flush(ptep, vaddr) \ +do { \ + pte_clear(&init_mm, vaddr, ptep); \ + __flush_tlb_one(vaddr); \ +} while (0) +#endif + #endif #endif diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h index 6b6fc6f8be7e..a29f05087a31 100644 --- a/include/asm-x86_64/acpi.h +++ b/include/asm-x86_64/acpi.h @@ -37,7 +37,7 @@ * Calling conventions: * * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads) - * ACPI_EXTERNAL_XFACE - External ACPI interfaces + * ACPI_EXTERNAL_XFACE - External ACPI interfaces * ACPI_INTERNAL_XFACE - Internal ACPI interfaces * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces */ @@ -57,11 +57,11 @@ int __acpi_acquire_global_lock(unsigned int *lock); int __acpi_release_global_lock(unsigned int *lock); -#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ - ((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr)) +#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \ + ((Acq) = __acpi_acquire_global_lock(&facs->global_lock)) -#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \ - ((Acq) = __acpi_release_global_lock((unsigned int *) GLptr)) +#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \ + ((Acq) = __acpi_release_global_lock(&facs->global_lock)) /* * Math helper asm macros @@ -87,10 +87,10 @@ extern int acpi_strict; extern int acpi_disabled; extern int acpi_pci_disabled; extern int acpi_ht; -static inline void disable_acpi(void) -{ - acpi_disabled = 1; - acpi_ht = 0; +static inline void disable_acpi(void) +{ + acpi_disabled = 1; + acpi_ht = 0; acpi_pci_disabled = 1; acpi_noirq = 1; } @@ -100,9 +100,9 @@ static inline void disable_acpi(void) extern int acpi_gsi_to_irq(u32 gsi, unsigned int *irq); static inline void acpi_noirq_set(void) { acpi_noirq = 1; } -static inline void acpi_disable_pci(void) +static inline void acpi_disable_pci(void) { - acpi_pci_disabled = 1; + acpi_pci_disabled = 1; acpi_noirq_set(); } extern int acpi_irq_balance_set(char *str); @@ -136,8 +136,6 @@ extern void acpi_reserve_bootmem(void); extern int acpi_disabled; extern int acpi_pci_disabled; -extern u8 x86_acpiid_to_apicid[]; - #define ARCH_HAS_POWER_INIT 1 extern int acpi_skip_timer_override; diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 91f1f2363870..815f1fb4ce21 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -53,166 +53,6 @@ enum acpi_irq_model_id { extern enum acpi_irq_model_id acpi_irq_model; - -/* Root System Description Pointer (RSDP) */ - -struct acpi_table_rsdp { - char signature[8]; - u8 checksum; - char oem_id[6]; - u8 revision; - u32 rsdt_address; -} __attribute__ ((packed)); - -struct acpi20_table_rsdp { - char signature[8]; - u8 checksum; - char oem_id[6]; - u8 revision; - u32 rsdt_address; - u32 length; - u64 xsdt_address; - u8 ext_checksum; - u8 reserved[3]; -} __attribute__ ((packed)); - -typedef struct { - u8 type; - u8 length; -} __attribute__ ((packed)) acpi_table_entry_header; - -/* Root System Description Table (RSDT) */ - -struct acpi_table_rsdt { - struct acpi_table_header header; - u32 entry[8]; -} __attribute__ ((packed)); - -/* Extended System Description Table (XSDT) */ - -struct acpi_table_xsdt { - struct acpi_table_header header; - u64 entry[1]; -} __attribute__ ((packed)); - -/* Fixed ACPI Description Table (FADT) */ - -struct acpi_table_fadt { - struct acpi_table_header header; - u32 facs_addr; - u32 dsdt_addr; - /* ... */ -} __attribute__ ((packed)); - -/* Multiple APIC Description Table (MADT) */ - -struct acpi_table_madt { - struct acpi_table_header header; - u32 lapic_address; - struct { - u32 pcat_compat:1; - u32 reserved:31; - } flags; -} __attribute__ ((packed)); - -enum acpi_madt_entry_id { - ACPI_MADT_LAPIC = 0, - ACPI_MADT_IOAPIC, - ACPI_MADT_INT_SRC_OVR, - ACPI_MADT_NMI_SRC, - ACPI_MADT_LAPIC_NMI, - ACPI_MADT_LAPIC_ADDR_OVR, - ACPI_MADT_IOSAPIC, - ACPI_MADT_LSAPIC, - ACPI_MADT_PLAT_INT_SRC, - ACPI_MADT_ENTRY_COUNT -}; - -typedef struct { - u16 polarity:2; - u16 trigger:2; - u16 reserved:12; -} __attribute__ ((packed)) acpi_interrupt_flags; - -struct acpi_table_lapic { - acpi_table_entry_header header; - u8 acpi_id; - u8 id; - struct { - u32 enabled:1; - u32 reserved:31; - } flags; -} __attribute__ ((packed)); - -struct acpi_table_ioapic { - acpi_table_entry_header header; - u8 id; - u8 reserved; - u32 address; - u32 global_irq_base; -} __attribute__ ((packed)); - -struct acpi_table_int_src_ovr { - acpi_table_entry_header header; - u8 bus; - u8 bus_irq; - u32 global_irq; - acpi_interrupt_flags flags; -} __attribute__ ((packed)); - -struct acpi_table_nmi_src { - acpi_table_entry_header header; - acpi_interrupt_flags flags; - u32 global_irq; -} __attribute__ ((packed)); - -struct acpi_table_lapic_nmi { - acpi_table_entry_header header; - u8 acpi_id; - acpi_interrupt_flags flags; - u8 lint; -} __attribute__ ((packed)); - -struct acpi_table_lapic_addr_ovr { - acpi_table_entry_header header; - u8 reserved[2]; - u64 address; -} __attribute__ ((packed)); - -struct acpi_table_iosapic { - acpi_table_entry_header header; - u8 id; - u8 reserved; - u32 global_irq_base; - u64 address; -} __attribute__ ((packed)); - -struct acpi_table_lsapic { - acpi_table_entry_header header; - u8 acpi_id; - u8 id; - u8 eid; - u8 reserved[3]; - struct { - u32 enabled:1; - u32 reserved:31; - } flags; -} __attribute__ ((packed)); - -struct acpi_table_plat_int_src { - acpi_table_entry_header header; - acpi_interrupt_flags flags; - u8 type; /* See acpi_interrupt_type */ - u8 id; - u8 eid; - u8 iosapic_vector; - u32 global_irq; - struct { - u32 cpei_override_flag:1; - u32 reserved:31; - } plint_flags; -} __attribute__ ((packed)); - enum acpi_interrupt_id { ACPI_INTERRUPT_PMI = 1, ACPI_INTERRUPT_INIT, @@ -222,89 +62,6 @@ enum acpi_interrupt_id { #define ACPI_SPACE_MEM 0 -struct acpi_gen_regaddr { - u8 space_id; - u8 bit_width; - u8 bit_offset; - u8 resv; - u32 addrl; - u32 addrh; -} __attribute__ ((packed)); - -struct acpi_table_hpet { - struct acpi_table_header header; - u32 id; - struct acpi_gen_regaddr addr; - u8 number; - u16 min_tick; - u8 page_protect; -} __attribute__ ((packed)); - -/* - * Simple Boot Flags - * http://www.microsoft.com/whdc/hwdev/resources/specs/simp_bios.mspx - */ -struct acpi_table_sbf -{ - u8 sbf_signature[4]; - u32 sbf_len; - u8 sbf_revision; - u8 sbf_csum; - u8 sbf_oemid[6]; - u8 sbf_oemtable[8]; - u8 sbf_revdata[4]; - u8 sbf_creator[4]; - u8 sbf_crearev[4]; - u8 sbf_cmos; - u8 sbf_spare[3]; -} __attribute__ ((packed)); - -/* - * System Resource Affinity Table (SRAT) - * http://www.microsoft.com/whdc/hwdev/platform/proc/SRAT.mspx - */ - -struct acpi_table_srat { - struct acpi_table_header header; - u32 table_revision; - u64 reserved; -} __attribute__ ((packed)); - -enum acpi_srat_entry_id { - ACPI_SRAT_PROCESSOR_AFFINITY = 0, - ACPI_SRAT_MEMORY_AFFINITY, - ACPI_SRAT_ENTRY_COUNT -}; - -struct acpi_table_processor_affinity { - acpi_table_entry_header header; - u8 proximity_domain; - u8 apic_id; - struct { - u32 enabled:1; - u32 reserved:31; - } flags; - u8 lsapic_eid; - u8 reserved[7]; -} __attribute__ ((packed)); - -struct acpi_table_memory_affinity { - acpi_table_entry_header header; - u8 proximity_domain; - u8 reserved1[5]; - u32 base_addr_lo; - u32 base_addr_hi; - u32 length_lo; - u32 length_hi; - u32 memory_type; /* See acpi_address_range_id */ - struct { - u32 enabled:1; - u32 hot_pluggable:1; - u32 reserved:30; - } flags; - u64 reserved2; -} __attribute__ ((packed)); - enum acpi_address_range_id { ACPI_ADDRESS_RANGE_MEMORY = 1, ACPI_ADDRESS_RANGE_RESERVED = 2, @@ -313,84 +70,12 @@ enum acpi_address_range_id { ACPI_ADDRESS_RANGE_COUNT }; -/* - * System Locality Information Table (SLIT) - * see http://devresource.hp.com/devresource/docs/techpapers/ia64/slit.pdf - */ - -struct acpi_table_slit { - struct acpi_table_header header; - u64 localities; - u8 entry[1]; /* real size = localities^2 */ -} __attribute__ ((packed)); - -/* Smart Battery Description Table (SBST) */ - -struct acpi_table_sbst { - struct acpi_table_header header; - u32 warning; /* Warn user */ - u32 low; /* Critical sleep */ - u32 critical; /* Critical shutdown */ -} __attribute__ ((packed)); - -/* Embedded Controller Boot Resources Table (ECDT) */ - -struct acpi_table_ecdt { - struct acpi_table_header header; - struct acpi_generic_address ec_control; - struct acpi_generic_address ec_data; - u32 uid; - u8 gpe_bit; - char ec_id[0]; -} __attribute__ ((packed)); - -/* PCI MMCONFIG */ - -/* Defined in PCI Firmware Specification 3.0 */ -struct acpi_table_mcfg_config { - u32 base_address; - u32 base_reserved; - u16 pci_segment_group_number; - u8 start_bus_number; - u8 end_bus_number; - u8 reserved[4]; -} __attribute__ ((packed)); -struct acpi_table_mcfg { - struct acpi_table_header header; - u8 reserved[8]; - struct acpi_table_mcfg_config config[0]; -} __attribute__ ((packed)); /* Table Handlers */ -enum acpi_table_id { - ACPI_TABLE_UNKNOWN = 0, - ACPI_APIC, - ACPI_BOOT, - ACPI_DBGP, - ACPI_DSDT, - ACPI_ECDT, - ACPI_ETDT, - ACPI_FADT, - ACPI_FACS, - ACPI_OEMX, - ACPI_PSDT, - ACPI_SBST, - ACPI_SLIT, - ACPI_SPCR, - ACPI_SRAT, - ACPI_SSDT, - ACPI_SPMI, - ACPI_HPET, - ACPI_MCFG, - ACPI_TABLE_COUNT -}; - -typedef int (*acpi_table_handler) (unsigned long phys_addr, unsigned long size); - -extern acpi_table_handler acpi_table_ops[ACPI_TABLE_COUNT]; +typedef int (*acpi_table_handler) (struct acpi_table_header *table); -typedef int (*acpi_madt_entry_handler) (acpi_table_entry_header *header, const unsigned long end); +typedef int (*acpi_madt_entry_handler) (struct acpi_subtable_header *header, const unsigned long end); char * __acpi_map_table (unsigned long phys_addr, unsigned long size); unsigned long acpi_find_rsdp (void); @@ -399,14 +84,12 @@ int acpi_boot_table_init (void); int acpi_numa_init (void); int acpi_table_init (void); -int acpi_table_parse (enum acpi_table_id id, acpi_table_handler handler); -int acpi_get_table_header_early (enum acpi_table_id id, struct acpi_table_header **header); -int acpi_table_parse_madt (enum acpi_madt_entry_id id, acpi_madt_entry_handler handler, unsigned int max_entries); -int acpi_table_parse_srat (enum acpi_srat_entry_id id, acpi_madt_entry_handler handler, unsigned int max_entries); -int acpi_parse_mcfg (unsigned long phys_addr, unsigned long size); -void acpi_table_print (struct acpi_table_header *header, unsigned long phys_addr); -void acpi_table_print_madt_entry (acpi_table_entry_header *madt); -void acpi_table_print_srat_entry (acpi_table_entry_header *srat); +int acpi_table_parse (char *id, acpi_table_handler handler); +int acpi_table_parse_madt (enum acpi_madt_type id, acpi_madt_entry_handler handler, unsigned int max_entries); +int acpi_table_parse_srat (enum acpi_srat_type id, acpi_madt_entry_handler handler, unsigned int max_entries); +int acpi_parse_mcfg (struct acpi_table_header *header); +void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); +void acpi_table_print_srat_entry (struct acpi_subtable_header *srat); /* the following four functions are architecture-dependent */ #ifdef CONFIG_HAVE_ARCH_PARSE_SRAT @@ -417,8 +100,8 @@ void acpi_table_print_srat_entry (acpi_table_entry_header *srat); #define acpi_numa_arch_fixup() do {} while (0) #else void acpi_numa_slit_init (struct acpi_table_slit *slit); -void acpi_numa_processor_affinity_init (struct acpi_table_processor_affinity *pa); -void acpi_numa_memory_affinity_init (struct acpi_table_memory_affinity *ma); +void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); +void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); void acpi_numa_arch_fixup(void); #endif @@ -433,7 +116,7 @@ int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); extern int acpi_mp_config; -extern struct acpi_table_mcfg_config *pci_mmcfg_config; +extern struct acpi_mcfg_allocation *pci_mmcfg_config; extern int pci_mmcfg_config_num; extern int sbf_port; diff --git a/include/linux/cdev.h b/include/linux/cdev.h index f309b00e986e..1e29b13d0062 100644 --- a/include/linux/cdev.h +++ b/include/linux/cdev.h @@ -6,6 +6,10 @@ #include <linux/kdev_t.h> #include <linux/list.h> +struct file_operations; +struct inode; +struct module; + struct cdev { struct kobject kobj; struct module *owner; diff --git a/include/linux/efi.h b/include/linux/efi.h index df1c91855f0e..f8ebd7c1ddb3 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -301,7 +301,7 @@ extern int __init efi_uart_console_only (void); extern void efi_initialize_iomem_resources(struct resource *code_resource, struct resource *data_resource); extern unsigned long efi_get_time(void); -extern int __init efi_set_rtc_mmss(unsigned long nowtime); +extern int efi_set_rtc_mmss(unsigned long nowtime); extern int is_available_memory(efi_memory_desc_t * md); extern struct efi_memory_map memmap; diff --git a/include/linux/hdreg.h b/include/linux/hdreg.h index 2b54eac738ea..818c6afc1091 100644 --- a/include/linux/hdreg.h +++ b/include/linux/hdreg.h @@ -60,13 +60,15 @@ #define TAG_MASK 0xf8 #endif /* __KERNEL__ */ +#include <linux/types.h> + /* * Command Header sizes for IOCTL commands */ -#define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(u8)) -#define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(u8)) -#define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(u8)) +#define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8)) +#define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8)) +#define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8)) #define IDE_DRIVE_TASK_INVALID -1 #define IDE_DRIVE_TASK_NO_DATA 0 diff --git a/include/linux/hid.h b/include/linux/hid.h index 770120add15a..342b4e639acb 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -438,7 +438,6 @@ struct hid_device { /* device report descriptor */ struct hid_usage *, __s32); void (*hiddev_report_event) (struct hid_device *, struct hid_report *); #ifdef CONFIG_USB_HIDINPUT_POWERBOOK - unsigned int pb_fnmode; unsigned long pb_pressed_fn[NBITS(KEY_MAX)]; unsigned long pb_pressed_numlock[NBITS(KEY_MAX)]; #endif diff --git a/include/linux/i2o-dev.h b/include/linux/i2o-dev.h index c2519df1b6dc..a0b23dd45239 100644 --- a/include/linux/i2o-dev.h +++ b/include/linux/i2o-dev.h @@ -24,12 +24,13 @@ #define MAX_I2O_CONTROLLERS 32 #include <linux/ioctl.h> +#include <linux/types.h> /* * I2O Control IOCTLs and structures */ #define I2O_MAGIC_NUMBER 'i' -#define I2OGETIOPS _IOR(I2O_MAGIC_NUMBER,0,u8[MAX_I2O_CONTROLLERS]) +#define I2OGETIOPS _IOR(I2O_MAGIC_NUMBER,0,__u8[MAX_I2O_CONTROLLERS]) #define I2OHRTGET _IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct) #define I2OLCTGET _IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct) #define I2OPARMSET _IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget) @@ -37,7 +38,7 @@ #define I2OSWDL _IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer) #define I2OSWUL _IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer) #define I2OSWDEL _IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer) -#define I2OVALIDATE _IOR(I2O_MAGIC_NUMBER,8,u32) +#define I2OVALIDATE _IOR(I2O_MAGIC_NUMBER,8,__u32) #define I2OHTML _IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html) #define I2OEVTREG _IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id) #define I2OEVTGET _IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info) diff --git a/include/linux/libata.h b/include/linux/libata.h index 22aa69e20905..91bb8ceef0b5 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1054,6 +1054,8 @@ static inline void ata_pause(struct ata_port *ap) /** * ata_busy_wait - Wait for a port status register * @ap: Port to wait for. + * @bits: bits that must be clear + * @max: number of 10uS waits to perform * * Waits up to max*10 microseconds for the selected bits in the port's * status register to be cleared. diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index f7a416c52edc..3d1d21035dec 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1277,13 +1277,13 @@ #define PCI_DEVICE_ID_VIA_3296_0 0x0296 #define PCI_DEVICE_ID_VIA_8363_0 0x0305 #define PCI_DEVICE_ID_VIA_P4M800CE 0x0314 -#define PCI_DEVICE_ID_VIA_K8M890CE 0x0336 +#define PCI_DEVICE_ID_VIA_P4M890 0x0327 +#define PCI_DEVICE_ID_VIA_VT3336 0x0336 #define PCI_DEVICE_ID_VIA_8371_0 0x0391 #define PCI_DEVICE_ID_VIA_8501_0 0x0501 #define PCI_DEVICE_ID_VIA_82C561 0x0561 #define PCI_DEVICE_ID_VIA_82C586_1 0x0571 #define PCI_DEVICE_ID_VIA_82C576 0x0576 -#define PCI_DEVICE_ID_VIA_SATA_EIDE 0x0581 #define PCI_DEVICE_ID_VIA_82C586_0 0x0586 #define PCI_DEVICE_ID_VIA_82C596 0x0596 #define PCI_DEVICE_ID_VIA_82C597_0 0x0597 @@ -1326,6 +1326,8 @@ #define PCI_DEVICE_ID_VIA_8237 0x3227 #define PCI_DEVICE_ID_VIA_8251 0x3287 #define PCI_DEVICE_ID_VIA_8237A 0x3337 +#define PCI_DEVICE_ID_VIA_8237S 0x3372 +#define PCI_DEVICE_ID_VIA_SATA_EIDE 0x5324 #define PCI_DEVICE_ID_VIA_8231 0x8231 #define PCI_DEVICE_ID_VIA_8231_4 0x8235 #define PCI_DEVICE_ID_VIA_8365_1 0x8305 diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h index d2a9d419f01f..2833806d42c6 100644 --- a/include/linux/pid_namespace.h +++ b/include/linux/pid_namespace.h @@ -39,7 +39,7 @@ static inline void put_pid_ns(struct pid_namespace *ns) static inline struct task_struct *child_reaper(struct task_struct *tsk) { - return tsk->nsproxy->pid_ns->child_reaper; + return init_pid_ns.child_reaper; } #endif /* _LINUX_PID_NS_H */ diff --git a/include/sound/core.h b/include/sound/core.h index a994bea09cd6..521f036cce99 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -132,8 +132,10 @@ struct snd_card { int shutdown; /* this card is going down */ int free_on_last_close; /* free in context of file_release */ wait_queue_head_t shutdown_sleep; - struct device *parent; - struct device *dev; + struct device *dev; /* device assigned to this card */ +#ifndef CONFIG_SYSFS_DEPRECATED + struct device *card_dev; /* cardX object for sysfs */ +#endif #ifdef CONFIG_PM unsigned int power_state; /* power state */ @@ -191,6 +193,16 @@ struct snd_minor { struct device *dev; /* device for sysfs */ }; +/* return a device pointer linked to each sound device as a parent */ +static inline struct device *snd_card_get_device_link(struct snd_card *card) +{ +#ifdef CONFIG_SYSFS_DEPRECATED + return card ? card->dev : NULL; +#else + return card ? card->card_dev : NULL; +#endif +} + /* sound.c */ extern int snd_major; @@ -257,7 +269,7 @@ int snd_card_file_add(struct snd_card *card, struct file *file); int snd_card_file_remove(struct snd_card *card, struct file *file); #ifndef snd_card_set_dev -#define snd_card_set_dev(card,devptr) ((card)->parent = (devptr)) +#define snd_card_set_dev(card,devptr) ((card)->dev = (devptr)) #endif /* device.c */ diff --git a/kernel/exit.c b/kernel/exit.c index 35401720635b..fec12eb12471 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -938,8 +938,8 @@ fastcall NORET_TYPE void do_exit(long code) tsk->exit_code = code; proc_exit_connector(tsk); - exit_notify(tsk); exit_task_namespaces(tsk); + exit_notify(tsk); #ifdef CONFIG_NUMA mpol_free(tsk->mempolicy); tsk->mempolicy = NULL; diff --git a/kernel/fork.c b/kernel/fork.c index fc723e595cd5..d57118da73ff 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1313,7 +1313,7 @@ noinline struct pt_regs * __devinit __attribute__((weak)) idle_regs(struct pt_re return regs; } -struct task_struct * __devinit fork_idle(int cpu) +struct task_struct * __cpuinit fork_idle(int cpu) { struct task_struct *task; struct pt_regs regs; diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 17ec4afb0994..6fcf8dd148d0 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -87,6 +87,12 @@ struct kprobe_insn_page { int ngarbage; }; +enum kprobe_slot_state { + SLOT_CLEAN = 0, + SLOT_DIRTY = 1, + SLOT_USED = 2, +}; + static struct hlist_head kprobe_insn_pages; static int kprobe_garbage_slots; static int collect_garbage_slots(void); @@ -130,8 +136,8 @@ kprobe_opcode_t __kprobes *get_insn_slot(void) if (kip->nused < INSNS_PER_PAGE) { int i; for (i = 0; i < INSNS_PER_PAGE; i++) { - if (!kip->slot_used[i]) { - kip->slot_used[i] = 1; + if (kip->slot_used[i] == SLOT_CLEAN) { + kip->slot_used[i] = SLOT_USED; kip->nused++; return kip->insns + (i * MAX_INSN_SIZE); } @@ -163,8 +169,8 @@ kprobe_opcode_t __kprobes *get_insn_slot(void) } INIT_HLIST_NODE(&kip->hlist); hlist_add_head(&kip->hlist, &kprobe_insn_pages); - memset(kip->slot_used, 0, INSNS_PER_PAGE); - kip->slot_used[0] = 1; + memset(kip->slot_used, SLOT_CLEAN, INSNS_PER_PAGE); + kip->slot_used[0] = SLOT_USED; kip->nused = 1; kip->ngarbage = 0; return kip->insns; @@ -173,7 +179,7 @@ kprobe_opcode_t __kprobes *get_insn_slot(void) /* Return 1 if all garbages are collected, otherwise 0. */ static int __kprobes collect_one_slot(struct kprobe_insn_page *kip, int idx) { - kip->slot_used[idx] = 0; + kip->slot_used[idx] = SLOT_CLEAN; kip->nused--; if (kip->nused == 0) { /* @@ -212,7 +218,7 @@ static int __kprobes collect_garbage_slots(void) continue; kip->ngarbage = 0; /* we will collect all garbages */ for (i = 0; i < INSNS_PER_PAGE; i++) { - if (kip->slot_used[i] == -1 && + if (kip->slot_used[i] == SLOT_DIRTY && collect_one_slot(kip, i)) break; } @@ -232,7 +238,7 @@ void __kprobes free_insn_slot(kprobe_opcode_t * slot, int dirty) slot < kip->insns + (INSNS_PER_PAGE * MAX_INSN_SIZE)) { int i = (slot - kip->insns) / MAX_INSN_SIZE; if (dirty) { - kip->slot_used[i] = -1; + kip->slot_used[i] = SLOT_DIRTY; kip->ngarbage++; } else { collect_one_slot(kip, i); diff --git a/kernel/pid.c b/kernel/pid.c index 2efe9d8d367b..78f2aee90f54 100644 --- a/kernel/pid.c +++ b/kernel/pid.c @@ -197,7 +197,7 @@ fastcall void free_pid(struct pid *pid) hlist_del_rcu(&pid->pid_chain); spin_unlock_irqrestore(&pidmap_lock, flags); - free_pidmap(current->nsproxy->pid_ns, pid->nr); + free_pidmap(&init_pid_ns, pid->nr); call_rcu(&pid->rcu, delayed_put_pid); } diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c index 45b3553865cf..9dd9fbb75139 100644 --- a/mm/filemap_xip.c +++ b/mm/filemap_xip.c @@ -183,7 +183,7 @@ __xip_unmap (struct address_space * mapping, address = vma->vm_start + ((pgoff - vma->vm_pgoff) << PAGE_SHIFT); BUG_ON(address < vma->vm_start || address >= vma->vm_end); - page = ZERO_PAGE(address); + page = ZERO_PAGE(0); pte = page_check_address(page, mm, address, &ptl); if (pte) { /* Nuke the page table entry. */ @@ -246,7 +246,7 @@ xip_file_nopage(struct vm_area_struct * area, __xip_unmap(mapping, pgoff); } else { /* not shared and writable, use ZERO_PAGE() */ - page = ZERO_PAGE(address); + page = ZERO_PAGE(0); } out: diff --git a/mm/mmap.c b/mm/mmap.c index 9717337293c3..cc3a20819457 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1477,6 +1477,7 @@ static int acct_stack_growth(struct vm_area_struct * vma, unsigned long size, un { struct mm_struct *mm = vma->vm_mm; struct rlimit *rlim = current->signal->rlim; + unsigned long new_start; /* address space limit tests */ if (!may_expand_vm(mm, grow)) @@ -1496,6 +1497,12 @@ static int acct_stack_growth(struct vm_area_struct * vma, unsigned long size, un return -ENOMEM; } + /* Check to ensure the stack will not grow into a hugetlb-only region */ + new_start = (vma->vm_flags & VM_GROWSUP) ? vma->vm_start : + vma->vm_end - size; + if (is_hugepage_only_range(vma->vm_mm, new_start, size)) + return -EFAULT; + /* * Overcommit.. This must be the final test, as it will * update security statistics. diff --git a/mm/mremap.c b/mm/mremap.c index 9c769fa29f32..5d4bd4f95b8e 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -105,7 +105,6 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd, if (pte_none(*old_pte)) continue; pte = ptep_clear_flush(vma, old_addr, old_pte); - /* ZERO_PAGE can be dependant on virtual addr */ pte = move_pte(pte, new_vma->vm_page_prot, old_addr, new_addr); set_pte_at(mm, new_addr, new_pte, pte); } diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 1d2fc89ca56d..be0efbde4994 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -133,11 +133,9 @@ get_dirty_limits(long *pbackground, long *pdirty, #ifdef CONFIG_HIGHMEM /* - * If this mapping can only allocate from low memory, - * we exclude high memory from our count. + * We always exclude high memory from our count. */ - if (mapping && !(mapping_gfp_mask(mapping) & __GFP_HIGHMEM)) - available_memory -= totalhigh_pages; + available_memory -= totalhigh_pages; #endif @@ -526,28 +524,25 @@ static struct notifier_block __cpuinitdata ratelimit_nb = { }; /* - * If the machine has a large highmem:lowmem ratio then scale back the default - * dirty memory thresholds: allowing too much dirty highmem pins an excessive - * number of buffer_heads. + * Called early on to tune the page writeback dirty limits. + * + * We used to scale dirty pages according to how total memory + * related to pages that could be allocated for buffers (by + * comparing nr_free_buffer_pages() to vm_total_pages. + * + * However, that was when we used "dirty_ratio" to scale with + * all memory, and we don't do that any more. "dirty_ratio" + * is now applied to total non-HIGHPAGE memory (by subtracting + * totalhigh_pages from vm_total_pages), and as such we can't + * get into the old insane situation any more where we had + * large amounts of dirty pages compared to a small amount of + * non-HIGHMEM memory. + * + * But we might still want to scale the dirty_ratio by how + * much memory the box has.. */ void __init page_writeback_init(void) { - long buffer_pages = nr_free_buffer_pages(); - long correction; - - correction = (100 * 4 * buffer_pages) / vm_total_pages; - - if (correction < 100) { - dirty_background_ratio *= correction; - dirty_background_ratio /= 100; - vm_dirty_ratio *= correction; - vm_dirty_ratio /= 100; - - if (dirty_background_ratio <= 0) - dirty_background_ratio = 1; - if (vm_dirty_ratio <= 0) - vm_dirty_ratio = 1; - } mod_timer(&wb_timer, jiffies + dirty_writeback_interval); writeback_set_ratelimit(); register_cpu_notifier(&ratelimit_nb); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index fc5b5442e942..2c606cc922a5 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -989,8 +989,7 @@ int zone_watermark_ok(struct zone *z, int order, unsigned long mark, int classzone_idx, int alloc_flags) { /* free_pages my go negative - that's OK */ - unsigned long min = mark; - long free_pages = z->free_pages - (1 << order) + 1; + long min = mark, free_pages = z->free_pages - (1 << order) + 1; int o; if (alloc_flags & ALLOC_HIGH) diff --git a/net/ipv4/netfilter/ip_conntrack_sip.c b/net/ipv4/netfilter/ip_conntrack_sip.c index 3a26d63eed88..11c588a10e6b 100644 --- a/net/ipv4/netfilter/ip_conntrack_sip.c +++ b/net/ipv4/netfilter/ip_conntrack_sip.c @@ -283,10 +283,16 @@ static int skp_epaddr_len(const char *dptr, const char *limit, int *shift) { int s = *shift; - for (; dptr <= limit && *dptr != '@'; dptr++) + /* Search for @, but stop at the end of the line. + * We are inside a sip: URI, so we don't need to worry about + * continuation lines. */ + while (dptr <= limit && + *dptr != '@' && *dptr != '\r' && *dptr != '\n') { (*shift)++; + dptr++; + } - if (*dptr == '@') { + if (dptr <= limit && *dptr == '@') { dptr++; (*shift)++; } else diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 2a7e4618f526..e3854696988d 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -3393,7 +3393,7 @@ static void inline ipv6_store_devconf(struct ipv6_devconf *cnf, #ifdef CONFIG_IPV6_ROUTER_PREF array[DEVCONF_ACCEPT_RA_RTR_PREF] = cnf->accept_ra_rtr_pref; array[DEVCONF_RTR_PROBE_INTERVAL] = cnf->rtr_probe_interval; -#ifdef CONFIV_IPV6_ROUTE_INFO +#ifdef CONFIG_IPV6_ROUTE_INFO array[DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN] = cnf->accept_ra_rt_info_max_plen; #endif #endif @@ -3898,7 +3898,7 @@ static struct addrconf_sysctl_table .proc_handler = &proc_dointvec_jiffies, .strategy = &sysctl_jiffies, }, -#ifdef CONFIV_IPV6_ROUTE_INFO +#ifdef CONFIG_IPV6_ROUTE_INFO { .ctl_name = NET_IPV6_ACCEPT_RA_RT_INFO_MAX_PLEN, .procname = "accept_ra_rt_info_max_plen", diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 6a9f616de37d..39bb658f3c44 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -1413,6 +1413,13 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh, return; } + if (!ipv6_addr_equal(&skb->nh.ipv6h->daddr, target) && + !(ipv6_addr_type(target) & IPV6_ADDR_LINKLOCAL)) { + ND_PRINTK2(KERN_WARNING + "ICMPv6 Redirect: target address is not link-local.\n"); + return; + } + ndisc_flow_init(&fl, NDISC_REDIRECT, &saddr_buf, &skb->nh.ipv6h->saddr, dev->ifindex); diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig index cd10e44db015..2a2bcb303bfa 100644 --- a/net/netfilter/Kconfig +++ b/net/netfilter/Kconfig @@ -628,7 +628,7 @@ config NETFILTER_XT_MATCH_TCPMSS config NETFILTER_XT_MATCH_HASHLIMIT tristate '"hashlimit" match support' - depends on NETFILTER_XTABLES + depends on NETFILTER_XTABLES && (IP6_NF_IPTABLES || IP6_NF_IPTABLES=n) help This option adds a `hashlimit' match. diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index eb2a2411f97b..9dec11534678 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -303,10 +303,16 @@ static int skp_epaddr_len(struct nf_conn *ct, const char *dptr, { int s = *shift; - for (; dptr <= limit && *dptr != '@'; dptr++) + /* Search for @, but stop at the end of the line. + * We are inside a sip: URI, so we don't need to worry about + * continuation lines. */ + while (dptr <= limit && + *dptr != '@' && *dptr != '\r' && *dptr != '\n') { (*shift)++; + dptr++; + } - if (*dptr == '@') { + if (dptr <= limit && *dptr == '@') { dptr++; (*shift)++; } else diff --git a/net/netfilter/xt_connbytes.c b/net/netfilter/xt_connbytes.c index d93cb096a675..5e32dfa2668b 100644 --- a/net/netfilter/xt_connbytes.c +++ b/net/netfilter/xt_connbytes.c @@ -52,6 +52,8 @@ match(const struct sk_buff *skb, { const struct xt_connbytes_info *sinfo = matchinfo; u_int64_t what = 0; /* initialize to make gcc happy */ + u_int64_t bytes = 0; + u_int64_t pkts = 0; const struct ip_conntrack_counter *counters; if (!(counters = nf_ct_get_counters(skb))) @@ -89,29 +91,22 @@ match(const struct sk_buff *skb, case XT_CONNBYTES_AVGPKT: switch (sinfo->direction) { case XT_CONNBYTES_DIR_ORIGINAL: - what = div64_64(counters[IP_CT_DIR_ORIGINAL].bytes, - counters[IP_CT_DIR_ORIGINAL].packets); + bytes = counters[IP_CT_DIR_ORIGINAL].bytes; + pkts = counters[IP_CT_DIR_ORIGINAL].packets; break; case XT_CONNBYTES_DIR_REPLY: - what = div64_64(counters[IP_CT_DIR_REPLY].bytes, - counters[IP_CT_DIR_REPLY].packets); + bytes = counters[IP_CT_DIR_REPLY].bytes; + pkts = counters[IP_CT_DIR_REPLY].packets; break; case XT_CONNBYTES_DIR_BOTH: - { - u_int64_t bytes; - u_int64_t pkts; - bytes = counters[IP_CT_DIR_ORIGINAL].bytes + - counters[IP_CT_DIR_REPLY].bytes; - pkts = counters[IP_CT_DIR_ORIGINAL].packets+ - counters[IP_CT_DIR_REPLY].packets; - - /* FIXME_THEORETICAL: what to do if sum - * overflows ? */ - - what = div64_64(bytes, pkts); - } + bytes = counters[IP_CT_DIR_ORIGINAL].bytes + + counters[IP_CT_DIR_REPLY].bytes; + pkts = counters[IP_CT_DIR_ORIGINAL].packets + + counters[IP_CT_DIR_REPLY].packets; break; } + if (pkts != 0) + what = div64_64(bytes, pkts); break; } diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c index a9608064a4c3..01e69138578d 100644 --- a/net/sched/act_ipt.c +++ b/net/sched/act_ipt.c @@ -55,7 +55,8 @@ static int ipt_init_target(struct ipt_entry_target *t, char *table, unsigned int struct ipt_target *target; int ret = 0; - target = xt_find_target(AF_INET, t->u.user.name, t->u.user.revision); + target = xt_request_find_target(AF_INET, t->u.user.name, + t->u.user.revision); if (!target) return -ENOENT; @@ -63,9 +64,10 @@ static int ipt_init_target(struct ipt_entry_target *t, char *table, unsigned int ret = xt_check_target(target, AF_INET, t->u.target_size - sizeof(*t), table, hook, 0, 0); - if (ret) + if (ret) { + module_put(t->u.kernel.target->me); return ret; - + } if (t->u.kernel.target->checkentry && !t->u.kernel.target->checkentry(table, NULL, t->u.kernel.target, t->data, diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c index 8bd30976cdee..6db77d1329f7 100644 --- a/net/sctp/sm_sideeffect.c +++ b/net/sctp/sm_sideeffect.c @@ -621,7 +621,13 @@ static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds, /* The receiver of the HEARTBEAT ACK should also perform an * RTT measurement for that destination transport address * using the time value carried in the HEARTBEAT ACK chunk. + * If the transport's rto_pending variable has been cleared, + * it was most likely due to a retransmit. However, we want + * to re-enable it to properly update the rto. */ + if (t->rto_pending == 0) + t->rto_pending = 1; + hbinfo = (sctp_sender_hb_info_t *) chunk->skb->data; sctp_transport_update_rto(t, (jiffies - hbinfo->sent_at)); diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index bf21a2047010..4c1611211119 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -26,7 +26,6 @@ #include <linux/sunrpc/clnt.h> #define RPCDBG_FACILITY RPCDBG_SVCDSP -#define RPC_PARANOIA 1 /* * Mode for mapping cpus to pools. @@ -872,15 +871,15 @@ svc_process(struct svc_rqst *rqstp) return 0; err_short_len: -#ifdef RPC_PARANOIA - printk("svc: short len %Zd, dropping request\n", argv->iov_len); -#endif + if (net_ratelimit()) + printk("svc: short len %Zd, dropping request\n", argv->iov_len); + goto dropit; /* drop request */ err_bad_dir: -#ifdef RPC_PARANOIA - printk("svc: bad direction %d, dropping request\n", dir); -#endif + if (net_ratelimit()) + printk("svc: bad direction %d, dropping request\n", dir); + serv->sv_stats->rpcbadfmt++; goto dropit; /* drop request */ @@ -909,10 +908,10 @@ err_bad_prog: goto sendit; err_bad_vers: -#ifdef RPC_PARANOIA - printk("svc: unknown version (%d for prog %d, %s)\n", - vers, prog, progp->pg_name); -#endif + if (net_ratelimit()) + printk("svc: unknown version (%d for prog %d, %s)\n", + vers, prog, progp->pg_name); + serv->sv_stats->rpcbadfmt++; svc_putnl(resv, RPC_PROG_MISMATCH); svc_putnl(resv, progp->pg_lovers); @@ -920,17 +919,17 @@ err_bad_vers: goto sendit; err_bad_proc: -#ifdef RPC_PARANOIA - printk("svc: unknown procedure (%d)\n", proc); -#endif + if (net_ratelimit()) + printk("svc: unknown procedure (%d)\n", proc); + serv->sv_stats->rpcbadfmt++; svc_putnl(resv, RPC_PROC_UNAVAIL); goto sendit; err_garbage: -#ifdef RPC_PARANOIA - printk("svc: failed to decode args\n"); -#endif + if (net_ratelimit()) + printk("svc: failed to decode args\n"); + rpc_stat = rpc_garbage_args; err_bad: serv->sv_stats->rpcbadfmt++; diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index 45120f268d03..ff1f8bf680aa 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -1062,15 +1062,19 @@ svc_tcp_recvfrom(struct svc_rqst *rqstp) * bit set in the fragment length header. * But apparently no known nfs clients send fragmented * records. */ - printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx (non-terminal)\n", - (unsigned long) svsk->sk_reclen); + if (net_ratelimit()) + printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx" + " (non-terminal)\n", + (unsigned long) svsk->sk_reclen); goto err_delete; } svsk->sk_reclen &= 0x7fffffff; dprintk("svc: TCP record, %d bytes\n", svsk->sk_reclen); if (svsk->sk_reclen > serv->sv_max_mesg) { - printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx (large)\n", - (unsigned long) svsk->sk_reclen); + if (net_ratelimit()) + printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx" + " (large)\n", + (unsigned long) svsk->sk_reclen); goto err_delete; } } diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst index 4241e0dfeeaf..f7b6705fd6a3 100644 --- a/scripts/Makefile.headersinst +++ b/scripts/Makefile.headersinst @@ -109,7 +109,7 @@ quiet_cmd_mkdir = MKDIR $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) quiet_cmd_gen = GEN $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) cmd_gen = \ FNAME=$(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$@) \ -STUBDEF=__ASM_STUB_`echo $$FNAME | tr a-z. A-Z_`; \ +STUBDEF=__ASM_STUB_`echo $$FNAME | tr a-z.- A-Z__`; \ (echo "/* File autogenerated by 'make headers_install' */" ; \ echo "\#ifndef $$STUBDEF" ; \ echo "\#define $$STUBDEF" ; \ diff --git a/sound/core/init.c b/sound/core/init.c index 6152a7554dfd..a4cc6b155ae9 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -361,8 +361,10 @@ static int snd_card_do_free(struct snd_card *card) snd_printk(KERN_WARNING "unable to free card info\n"); /* Not fatal error */ } - if (card->dev) - device_unregister(card->dev); +#ifndef CONFIG_SYSFS_DEPRECATED + if (card->card_dev) + device_unregister(card->card_dev); +#endif kfree(card); return 0; } @@ -497,12 +499,14 @@ int snd_card_register(struct snd_card *card) int err; snd_assert(card != NULL, return -EINVAL); - if (!card->dev) { - card->dev = device_create(sound_class, card->parent, 0, - "card%i", card->number); - if (IS_ERR(card->dev)) - card->dev = NULL; +#ifndef CONFIG_SYSFS_DEPRECATED + if (!card->card_dev) { + card->card_dev = device_create(sound_class, card->dev, 0, + "card%i", card->number); + if (IS_ERR(card->card_dev)) + card->card_dev = NULL; } +#endif if ((err = snd_device_register_all(card)) < 0) return err; mutex_lock(&snd_card_mutex); diff --git a/sound/core/sound.c b/sound/core/sound.c index 282742022de6..82a61c67cf3a 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -238,7 +238,7 @@ int snd_register_device(int type, struct snd_card *card, int dev, { int minor; struct snd_minor *preg; - struct device *device = NULL; + struct device *device = snd_card_get_device_link(card); snd_assert(name, return -EINVAL); preg = kmalloc(sizeof *preg, GFP_KERNEL); @@ -263,8 +263,6 @@ int snd_register_device(int type, struct snd_card *card, int dev, return minor; } snd_minors[minor] = preg; - if (card) - device = card->dev; preg->dev = device_create(sound_class, device, MKDEV(major, minor), "%s", name); if (preg->dev) diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c index b2fc40aa520b..4566df41912a 100644 --- a/sound/core/sound_oss.c +++ b/sound/core/sound_oss.c @@ -106,7 +106,7 @@ int snd_register_oss_device(int type, struct snd_card *card, int dev, int cidx = SNDRV_MINOR_OSS_CARD(minor); int track2 = -1; int register1 = -1, register2 = -1; - struct device *carddev = NULL; + struct device *carddev = snd_card_get_device_link(card); if (card && card->number >= 8) return 0; /* ignore silently */ @@ -134,8 +134,6 @@ int snd_register_oss_device(int type, struct snd_card *card, int dev, track2 = SNDRV_MINOR_OSS(cidx, SNDRV_MINOR_OSS_DMMIDI1); break; } - if (card) - carddev = card->dev; register1 = register_sound_special_device(f_ops, minor, carddev); if (register1 != minor) goto __end; |