diff options
| -rw-r--r-- | include/asm-arm/io.h | 26 | ||||
| -rw-r--r-- | include/asm-avr32/io.h | 32 | ||||
| -rw-r--r-- | include/asm-blackfin/io.h | 26 | ||||
| -rw-r--r-- | include/asm-i386/io.h | 26 | ||||
| -rw-r--r-- | include/asm-m68k/io.h | 27 | ||||
| -rw-r--r-- | include/asm-microblaze/io.h | 26 | ||||
| -rw-r--r-- | include/asm-mips/io.h | 26 | ||||
| -rw-r--r-- | include/asm-nios/io.h | 26 | ||||
| -rw-r--r-- | include/asm-nios2/io.h | 26 | ||||
| -rw-r--r-- | include/asm-ppc/io.h | 26 |
10 files changed, 267 insertions, 0 deletions
diff --git a/include/asm-arm/io.h b/include/asm-arm/io.h index 47c18e7e86..029b7f9eeb 100644 --- a/include/asm-arm/io.h +++ b/include/asm-arm/io.h @@ -34,6 +34,32 @@ static inline void sync(void) } /* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + +/* * Generic virtual read/write. Note that we don't support half-word * read/writes. We define __arch_*[bl] here, and leave __arch_*w * to the architecture specific code. diff --git a/include/asm-avr32/io.h b/include/asm-avr32/io.h index 3c0d569233..ba14674cf7 100644 --- a/include/asm-avr32/io.h +++ b/include/asm-avr32/io.h @@ -93,4 +93,36 @@ static inline void sync(void) { } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + * + * This implementation works for memory below 512MiB (flash, etc.) as + * well as above 3.5GiB (internal peripherals.) + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (1 << 7) +#define MAP_WRBACK (MAP_WRCOMBINE | (1 << 9)) +#define MAP_WRTHROUGH (MAP_WRBACK | (1 << 0)) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + if (flags == MAP_WRBACK) + return (void *)P1SEGADDR(paddr); + else + return (void *)P2SEGADDR(paddr); +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long len) +{ + +} + #endif /* __ASM_AVR32_IO_H */ diff --git a/include/asm-blackfin/io.h b/include/asm-blackfin/io.h index 332d2c6437..512e13d1ca 100644 --- a/include/asm-blackfin/io.h +++ b/include/asm-blackfin/io.h @@ -41,6 +41,32 @@ static inline void sync(void) } /* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + +/* * These are for ISA/PCI shared memory _only_ and should never be used * on any other type of memory, including Zorro memory. They are meant to * access the bus in the bus byte order which is little-endian!. diff --git a/include/asm-i386/io.h b/include/asm-i386/io.h index e64d788fa7..db4f442817 100644 --- a/include/asm-i386/io.h +++ b/include/asm-i386/io.h @@ -205,4 +205,30 @@ static inline void sync(void) { } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + #endif diff --git a/include/asm-m68k/io.h b/include/asm-m68k/io.h index 29b3972473..91d759219d 100644 --- a/include/asm-m68k/io.h +++ b/include/asm-m68k/io.h @@ -232,4 +232,31 @@ static inline void sync(void) * compatibility (CFI driver) */ } + +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + #endif /* __ASM_M68K_IO_H__ */ diff --git a/include/asm-microblaze/io.h b/include/asm-microblaze/io.h index 1c77ade4f1..90d18428ad 100644 --- a/include/asm-microblaze/io.h +++ b/include/asm-microblaze/io.h @@ -129,4 +129,30 @@ static inline void sync(void) { } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + #endif /* __MICROBLAZE_IO_H__ */ diff --git a/include/asm-mips/io.h b/include/asm-mips/io.h index 1e060f7c31..e27d1f159d 100644 --- a/include/asm-mips/io.h +++ b/include/asm-mips/io.h @@ -465,4 +465,30 @@ static inline void sync(void) { } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + #endif /* _ASM_IO_H */ diff --git a/include/asm-nios/io.h b/include/asm-nios/io.h index 08e46a3711..6fc339fb01 100644 --- a/include/asm-nios/io.h +++ b/include/asm-nios/io.h @@ -109,4 +109,30 @@ static inline void sync(void) { } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + #endif /* __ASM_NIOS_IO_H_ */ diff --git a/include/asm-nios2/io.h b/include/asm-nios2/io.h index 54cbd57c06..a52b95cf23 100644 --- a/include/asm-nios2/io.h +++ b/include/asm-nios2/io.h @@ -29,6 +29,32 @@ static inline void sync(void) __asm__ __volatile__ ("sync" : : : "memory"); } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + extern unsigned char inb (unsigned char *port); extern unsigned short inw (unsigned short *port); extern unsigned inl (unsigned port); diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h index 86fe8dc9c0..91c9c1e4c6 100644 --- a/include/asm-ppc/io.h +++ b/include/asm-ppc/io.h @@ -238,4 +238,30 @@ extern inline void out_be32(volatile unsigned __iomem *addr, int val) __asm__ __volatile__("sync; stw%U0%X0 %1,%0" : "=m" (*addr) : "r" (val)); } +/* + * Given a physical address and a length, return a virtual address + * that can be used to access the memory range with the caching + * properties specified by "flags". + */ +typedef unsigned long phys_addr_t; + +#define MAP_NOCACHE (0) +#define MAP_WRCOMBINE (0) +#define MAP_WRBACK (0) +#define MAP_WRTHROUGH (0) + +static inline void * +map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags) +{ + return (void *)paddr; +} + +/* + * Take down a mapping set up by map_physmem(). + */ +static inline void unmap_physmem(void *vaddr, unsigned long flags) +{ + +} + #endif |
