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author | Ingo Molnar <mingo@elte.hu> | 2008-08-11 12:57:01 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-08-11 12:57:01 +0200 |
commit | 6de9c70882ecdee63a652d493bf2353963bd4c22 (patch) | |
tree | 9d219e705492331c97f5f7dccce3b0b1a29251bf /arch/ia64/include/asm/byteorder.h | |
parent | d406d21d90dce2e66c7eb4a44605aac947fe55fb (diff) | |
parent | 796aadeb1b2db9b5d463946766c5bbfd7717158c (diff) |
Merge branch 'linus' into x86/cleanups
Diffstat (limited to 'arch/ia64/include/asm/byteorder.h')
-rw-r--r-- | arch/ia64/include/asm/byteorder.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/byteorder.h b/arch/ia64/include/asm/byteorder.h new file mode 100644 index 00000000000..69bd41d7c26 --- /dev/null +++ b/arch/ia64/include/asm/byteorder.h @@ -0,0 +1,42 @@ +#ifndef _ASM_IA64_BYTEORDER_H +#define _ASM_IA64_BYTEORDER_H + +/* + * Modified 1998, 1999 + * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co. + */ + +#include <asm/types.h> +#include <asm/intrinsics.h> +#include <linux/compiler.h> + +static __inline__ __attribute_const__ __u64 +__ia64_swab64 (__u64 x) +{ + __u64 result; + + result = ia64_mux1(x, ia64_mux1_rev); + return result; +} + +static __inline__ __attribute_const__ __u32 +__ia64_swab32 (__u32 x) +{ + return __ia64_swab64(x) >> 32; +} + +static __inline__ __attribute_const__ __u16 +__ia64_swab16(__u16 x) +{ + return __ia64_swab64(x) >> 48; +} + +#define __arch__swab64(x) __ia64_swab64(x) +#define __arch__swab32(x) __ia64_swab32(x) +#define __arch__swab16(x) __ia64_swab16(x) + +#define __BYTEORDER_HAS_U64__ + +#include <linux/byteorder/little_endian.h> + +#endif /* _ASM_IA64_BYTEORDER_H */ |