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| author | Jeff Dike <jdike@addtoit.com> | 2006-01-18 17:42:38 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-18 19:20:18 -0800 |
| commit | ea1eae75eb596e0628dc5e01d32c78b1f6b257fb (patch) | |
| tree | ebd55d53c349548af8685f1705dc9c682eb8649b /include/asm-um/io.h | |
| parent | 86c562a9d6683063e071692fe14e0a18e64ee1be (diff) | |
| download | linux-stable-ea1eae75eb596e0628dc5e01d32c78b1f6b257fb.tar.gz linux-stable-ea1eae75eb596e0628dc5e01d32c78b1f6b257fb.tar.bz2 linux-stable-ea1eae75eb596e0628dc5e01d32c78b1f6b257fb.zip | |
[PATCH] uml: add __raw_writel definition
Add implementations of the write* and __raw_write* functions. __raw_writel is
needed by lib/iocopy.c, which shouldn't be used in UML, but which is
unconditionally linked in anyway.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-um/io.h')
| -rw-r--r-- | include/asm-um/io.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/asm-um/io.h b/include/asm-um/io.h index 90674056dcef..1934d9340e2c 100644 --- a/include/asm-um/io.h +++ b/include/asm-um/io.h @@ -33,4 +33,20 @@ static inline void * phys_to_virt(unsigned long address) */ #define xlate_dev_kmem_ptr(p) p +static inline void writeb(unsigned char b, volatile void __iomem *addr) +{ + *(volatile unsigned char __force *) addr = b; +} +static inline void writew(unsigned short b, volatile void __iomem *addr) +{ + *(volatile unsigned short __force *) addr = b; +} +static inline void writel(unsigned int b, volatile void __iomem *addr) +{ + *(volatile unsigned int __force *) addr = b; +} +#define __raw_writeb writeb +#define __raw_writew writew +#define __raw_writel writel + #endif |