diff options
Diffstat (limited to 'arch/sh/include/asm/io.h')
| -rw-r--r-- | arch/sh/include/asm/io.h | 87 |
1 files changed, 42 insertions, 45 deletions
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index fba90e670ed4..6d282b253815 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -19,7 +19,6 @@ #include <asm/machvec.h> #include <asm/page.h> #include <linux/pgtable.h> -#include <asm-generic/iomap.h> #define __IO_PREFIX generic #include <asm/io_generic.h> @@ -100,7 +99,7 @@ pfx##writes##bwlq(volatile void __iomem *mem, const void *addr, \ } \ } \ \ -static inline void pfx##reads##bwlq(volatile void __iomem *mem, \ +static inline void pfx##reads##bwlq(const volatile void __iomem *mem, \ void *addr, unsigned int count) \ { \ volatile type *__addr = addr; \ @@ -114,13 +113,18 @@ static inline void pfx##reads##bwlq(volatile void __iomem *mem, \ __BUILD_MEMORY_STRING(__raw_, b, u8) __BUILD_MEMORY_STRING(__raw_, w, u16) -void __raw_writesl(void __iomem *addr, const void *data, int longlen); -void __raw_readsl(const void __iomem *addr, void *data, int longlen); +void __raw_writesl(void volatile __iomem *addr, const void *data, int longlen); +void __raw_readsl(const volatile void __iomem *addr, void *data, int longlen); __BUILD_MEMORY_STRING(__raw_, q, u64) +#define ioport_map ioport_map +#define pci_iounmap pci_iounmap + #ifdef CONFIG_HAS_IOPORT_MAP +extern void __iomem *ioport_map(unsigned long port, unsigned int nr); + /* * Slowdown I/O port space accesses for antique hardware. */ @@ -157,7 +161,7 @@ static inline void pfx##out##bwlq##p(type val, unsigned long port) \ { \ volatile type *__addr; \ \ - __addr = __ioport_map(port, sizeof(type)); \ + __addr = (void __iomem *)sh_io_port_base + port; \ *__addr = val; \ slow; \ } \ @@ -167,7 +171,7 @@ static inline type pfx##in##bwlq##p(unsigned long port) \ volatile type *__addr; \ type __val; \ \ - __addr = __ioport_map(port, sizeof(type)); \ + __addr = (void __iomem *)sh_io_port_base + port; \ __val = *__addr; \ slow; \ \ @@ -221,10 +225,33 @@ __BUILD_IOPORT_STRING(q, u64) #endif +#define inb(addr) inb(addr) +#define inw(addr) inw(addr) +#define inl(addr) inl(addr) +#define outb(x, addr) outb((x), (addr)) +#define outw(x, addr) outw((x), (addr)) +#define outl(x, addr) outl((x), (addr)) + +#define inb_p(addr) inb(addr) +#define inw_p(addr) inw(addr) +#define inl_p(addr) inl(addr) +#define outb_p(x, addr) outb((x), (addr)) +#define outw_p(x, addr) outw((x), (addr)) +#define outl_p(x, addr) outl((x), (addr)) + +#define insb insb +#define insw insw +#define insl insl +#define outsb outsb +#define outsw outsw +#define outsl outsl #define IO_SPACE_LIMIT 0xffffffff /* We really want to try and get these to memcpy etc */ +#define memset_io memset_io +#define memcpy_fromio memcpy_fromio +#define memcpy_toio memcpy_toio void memcpy_fromio(void *, const volatile void __iomem *, unsigned long); void memcpy_toio(volatile void __iomem *, const void *, unsigned long); void memset_io(volatile void __iomem *, int, unsigned long); @@ -243,49 +270,19 @@ unsigned long long poke_real_address_q(unsigned long long addr, #endif #ifdef CONFIG_MMU -void iounmap(void __iomem *addr); -void __iomem *__ioremap_caller(phys_addr_t offset, unsigned long size, - pgprot_t prot, void *caller); - -static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size) -{ - return __ioremap_caller(offset, size, PAGE_KERNEL_NOCACHE, - __builtin_return_address(0)); -} - -static inline void __iomem * -ioremap_cache(phys_addr_t offset, unsigned long size) -{ - return __ioremap_caller(offset, size, PAGE_KERNEL, - __builtin_return_address(0)); -} -#define ioremap_cache ioremap_cache - -#ifdef CONFIG_HAVE_IOREMAP_PROT -static inline void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size, - unsigned long flags) -{ - return __ioremap_caller(offset, size, __pgprot(flags), - __builtin_return_address(0)); -} -#endif /* CONFIG_HAVE_IOREMAP_PROT */ +/* + * I/O memory mapping functions. + */ +#define ioremap_prot ioremap_prot +#define iounmap iounmap -#else /* CONFIG_MMU */ -static inline void __iomem *ioremap(phys_addr_t offset, size_t size) -{ - return (void __iomem *)(unsigned long)offset; -} +#define _PAGE_IOREMAP pgprot_val(PAGE_KERNEL_NOCACHE) -static inline void iounmap(volatile void __iomem *addr) { } +#define ioremap_cache(addr, size) \ + ioremap_prot((addr), (size), PAGE_KERNEL) #endif /* CONFIG_MMU */ -#define ioremap_uc ioremap - -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) +#include <asm-generic/io.h> #define ARCH_HAS_VALID_PHYS_ADDR_RANGE int valid_phys_addr_range(phys_addr_t addr, size_t size); |