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Diffstat (limited to 'arch/m68k/amiga/config.c')
-rw-r--r--arch/m68k/amiga/config.c157
1 files changed, 77 insertions, 80 deletions
diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c
index 8f23b2fab64c..242d18e750b0 100644
--- a/arch/m68k/amiga/config.c
+++ b/arch/m68k/amiga/config.c
@@ -16,12 +16,10 @@
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/seq_file.h>
-#include <linux/tty.h>
#include <linux/clocksource.h>
#include <linux/console.h>
#include <linux/rtc.h>
#include <linux/init.h>
-#include <linux/vt_kern.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/zorro.h>
@@ -37,6 +35,9 @@
#include <asm/irq.h>
#include <asm/machdep.h>
#include <asm/io.h>
+#include <asm/config.h>
+
+#include "amiga.h"
static unsigned long amiga_model;
@@ -92,12 +93,10 @@ static char *amiga_models[] __initdata = {
static char amiga_model_name[13] = "Amiga ";
-static void amiga_sched_init(irq_handler_t handler);
+static void amiga_sched_init(void);
static void amiga_get_model(char *model);
static void amiga_get_hardware_list(struct seq_file *m);
-extern void amiga_mksound(unsigned int count, unsigned int ticks);
static void amiga_reset(void);
-extern void amiga_init_sound(void);
static void amiga_mem_console_write(struct console *co, const char *b,
unsigned int count);
#ifdef CONFIG_HEARTBEAT
@@ -179,6 +178,15 @@ int __init amiga_parse_bootinfo(const struct bi_record *record)
dev->slotsize = be16_to_cpu(cd->cd_SlotSize);
dev->boardaddr = be32_to_cpu(cd->cd_BoardAddr);
dev->boardsize = be32_to_cpu(cd->cd_BoardSize);
+
+ /* CS-LAB Warp 1260 workaround */
+ if (be16_to_cpu(dev->rom.er_Manufacturer) == ZORRO_MANUF(ZORRO_PROD_CSLAB_WARP_1260) &&
+ dev->rom.er_Product == ZORRO_PROD(ZORRO_PROD_CSLAB_WARP_1260)) {
+
+ /* turn off all interrupts */
+ pr_info("Warp 1260 card detected: applying interrupt storm workaround\n");
+ *(uint32_t *)(dev->boardaddr + 0x1000) = 0xfff;
+ }
} else
pr_warn("amiga_parse_bootinfo: too many AutoConfig devices\n");
#endif /* CONFIG_ZORRO */
@@ -214,7 +222,7 @@ static void __init amiga_identify(void)
switch (amiga_model) {
case AMI_UNKNOWN:
- goto Generic;
+ break;
case AMI_600:
case AMI_1200:
@@ -227,7 +235,7 @@ static void __init amiga_identify(void)
case AMI_2000:
case AMI_2500:
AMIGAHW_SET(A2000_CLK); /* Is this correct for all models? */
- goto Generic;
+ break;
case AMI_3000:
case AMI_3000T:
@@ -238,7 +246,7 @@ static void __init amiga_identify(void)
AMIGAHW_SET(A3000_SCSI);
AMIGAHW_SET(A3000_CLK);
AMIGAHW_SET(ZORRO3);
- goto Generic;
+ break;
case AMI_4000T:
AMIGAHW_SET(A4000_SCSI);
@@ -247,68 +255,12 @@ static void __init amiga_identify(void)
AMIGAHW_SET(A4000_IDE);
AMIGAHW_SET(A3000_CLK);
AMIGAHW_SET(ZORRO3);
- goto Generic;
+ break;
case AMI_CDTV:
case AMI_CD32:
AMIGAHW_SET(CD_ROM);
AMIGAHW_SET(A2000_CLK); /* Is this correct? */
- goto Generic;
-
- Generic:
- AMIGAHW_SET(AMI_VIDEO);
- AMIGAHW_SET(AMI_BLITTER);
- AMIGAHW_SET(AMI_AUDIO);
- AMIGAHW_SET(AMI_FLOPPY);
- AMIGAHW_SET(AMI_KEYBOARD);
- AMIGAHW_SET(AMI_MOUSE);
- AMIGAHW_SET(AMI_SERIAL);
- AMIGAHW_SET(AMI_PARALLEL);
- AMIGAHW_SET(CHIP_RAM);
- AMIGAHW_SET(PAULA);
-
- switch (amiga_chipset) {
- case CS_OCS:
- case CS_ECS:
- case CS_AGA:
- switch (amiga_custom.deniseid & 0xf) {
- case 0x0c:
- AMIGAHW_SET(DENISE_HR);
- break;
- case 0x08:
- AMIGAHW_SET(LISA);
- break;
- }
- break;
- default:
- AMIGAHW_SET(DENISE);
- break;
- }
- switch ((amiga_custom.vposr>>8) & 0x7f) {
- case 0x00:
- AMIGAHW_SET(AGNUS_PAL);
- break;
- case 0x10:
- AMIGAHW_SET(AGNUS_NTSC);
- break;
- case 0x20:
- case 0x21:
- AMIGAHW_SET(AGNUS_HR_PAL);
- break;
- case 0x30:
- case 0x31:
- AMIGAHW_SET(AGNUS_HR_NTSC);
- break;
- case 0x22:
- case 0x23:
- AMIGAHW_SET(ALICE_PAL);
- break;
- case 0x32:
- case 0x33:
- AMIGAHW_SET(ALICE_NTSC);
- break;
- }
- AMIGAHW_SET(ZORRO);
break;
case AMI_DRACO:
@@ -318,6 +270,60 @@ static void __init amiga_identify(void)
panic("Unknown Amiga Model");
}
+ AMIGAHW_SET(AMI_VIDEO);
+ AMIGAHW_SET(AMI_BLITTER);
+ AMIGAHW_SET(AMI_AUDIO);
+ AMIGAHW_SET(AMI_FLOPPY);
+ AMIGAHW_SET(AMI_KEYBOARD);
+ AMIGAHW_SET(AMI_MOUSE);
+ AMIGAHW_SET(AMI_SERIAL);
+ AMIGAHW_SET(AMI_PARALLEL);
+ AMIGAHW_SET(CHIP_RAM);
+ AMIGAHW_SET(PAULA);
+
+ switch (amiga_chipset) {
+ case CS_OCS:
+ case CS_ECS:
+ case CS_AGA:
+ switch (amiga_custom.deniseid & 0xf) {
+ case 0x0c:
+ AMIGAHW_SET(DENISE_HR);
+ break;
+ case 0x08:
+ AMIGAHW_SET(LISA);
+ break;
+ default:
+ AMIGAHW_SET(DENISE);
+ break;
+ }
+ break;
+ }
+ switch ((amiga_custom.vposr>>8) & 0x7f) {
+ case 0x00:
+ AMIGAHW_SET(AGNUS_PAL);
+ break;
+ case 0x10:
+ AMIGAHW_SET(AGNUS_NTSC);
+ break;
+ case 0x20:
+ case 0x21:
+ AMIGAHW_SET(AGNUS_HR_PAL);
+ break;
+ case 0x30:
+ case 0x31:
+ AMIGAHW_SET(AGNUS_HR_NTSC);
+ break;
+ case 0x22:
+ case 0x23:
+ AMIGAHW_SET(ALICE_PAL);
+ break;
+ case 0x32:
+ case 0x33:
+ AMIGAHW_SET(ALICE_NTSC);
+ break;
+ }
+ AMIGAHW_SET(ZORRO);
+
#define AMIGAHW_ANNOUNCE(name, str) \
if (AMIGAHW_PRESENT(name)) \
pr_cont(str)
@@ -385,14 +391,6 @@ void __init config_amiga(void)
mach_init_IRQ = amiga_init_IRQ;
mach_get_model = amiga_get_model;
mach_get_hardware_list = amiga_get_hardware_list;
-
- /*
- * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI
- * code will not be able to allocate any mem for transfers, unless we are
- * dealing with a Z2 mem only system. /Jes
- */
- mach_max_dma_address = 0xffffffff;
-
mach_reset = amiga_reset;
#if IS_ENABLED(CONFIG_INPUT_M68K_BEEP)
mach_beep = amiga_mksound;
@@ -477,16 +475,15 @@ static u32 clk_total, clk_offset;
static irqreturn_t ciab_timer_handler(int irq, void *dev_id)
{
- irq_handler_t timer_routine = dev_id;
-
clk_total += jiffy_ticks;
clk_offset = 0;
- timer_routine(0, NULL);
+ legacy_timer_tick(1);
+ timer_heartbeat();
return IRQ_HANDLED;
}
-static void __init amiga_sched_init(irq_handler_t timer_routine)
+static void __init amiga_sched_init(void)
{
static struct resource sched_res = {
.name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff,
@@ -505,7 +502,7 @@ static void __init amiga_sched_init(irq_handler_t timer_routine)
* SCSI code. We'll have to take a look at this later
*/
if (request_irq(IRQ_AMIGA_CIAB_TA, ciab_timer_handler, IRQF_TIMER,
- "timer", timer_routine))
+ "timer", NULL))
pr_err("Couldn't register timer interrupt\n");
/* start timer */
ciab.cra |= 0x11;
@@ -846,7 +843,7 @@ static void amiga_get_hardware_list(struct seq_file *m)
seq_printf(m, "\tZorro II%s AutoConfig: %d Expansion "
"Device%s\n",
AMIGAHW_PRESENT(ZORRO3) ? "I" : "",
- zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
+ zorro_num_autocon, str_plural(zorro_num_autocon));
#endif /* CONFIG_ZORRO */
#undef AMIGAHW_ANNOUNCE
@@ -856,6 +853,6 @@ static void amiga_get_hardware_list(struct seq_file *m)
* The Amiga keyboard driver needs key_maps, but we cannot export it in
* drivers/char/defkeymap.c, as it is autogenerated
*/
-#ifdef CONFIG_HW_CONSOLE
+#ifdef CONFIG_VT
EXPORT_SYMBOL_GPL(key_maps);
#endif
generated by cgit (git 2.34.1) at 2025-12-25 18:28:53 +0000