diff options
| author | Matthew Wilcox <matthew@wil.cx> | 2006-10-11 01:22:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-10-11 11:14:23 -0700 |
| commit | e50190a8341485b413f599033cb74649f849d939 (patch) | |
| tree | c45e165f8167dd95f3b5d4163433b91c8b7afd55 /include/asm-i386/io.h | |
| parent | 53d5ed627df852ba8bab7f70df25290bd733792c (diff) | |
| download | linux-e50190a8341485b413f599033cb74649f849d939.tar.bz2 | |
[PATCH] Consolidate check_signature
There's nothing arch-specific about check_signature(), so move it to
<linux/io.h>. Use a cross between the Alpha and i386 implementations as
the generic one.
Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-i386/io.h')
| -rw-r--r-- | include/asm-i386/io.h | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/include/asm-i386/io.h b/include/asm-i386/io.h index b3724fe93ff1..68df0dc3ab8f 100644 --- a/include/asm-i386/io.h +++ b/include/asm-i386/io.h @@ -224,33 +224,6 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int #define eth_io_copy_and_sum(a,b,c,d) eth_copy_and_sum((a),(void __force *)(b),(c),(d)) -/** - * check_signature - find BIOS signatures - * @io_addr: mmio address to check - * @signature: signature block - * @length: length of signature - * - * Perform a signature comparison with the mmio address io_addr. This - * address should have been obtained by ioremap. - * Returns 1 on a match. - */ - -static inline int check_signature(volatile void __iomem * io_addr, - const unsigned char *signature, int length) -{ - int retval = 0; - do { - if (readb(io_addr) != *signature) - goto out; - io_addr++; - signature++; - length--; - } while (length); - retval = 1; -out: - return retval; -} - /* * Cache management * |