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authorDavid Woodhouse <David.Woodhouse@intel.com>2008-08-12 11:28:00 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2008-08-12 11:28:00 +0100
commit742c52533b05d8ae83c794bd6811100675b85ce5 (patch)
treede89a81d88c19504d1dc4f023a4b480c9022b3b5 /include/asm-arm/byteorder.h
parent36cd4fb5d277f34fe9e4db0deac2d4efd7dff735 (diff)
parent10fec20ef5eec1c91913baec1225400f0d02df40 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: include/asm-arm/arch-omap/onenand.h
Diffstat (limited to 'include/asm-arm/byteorder.h')
-rw-r--r--include/asm-arm/byteorder.h58
1 files changed, 0 insertions, 58 deletions
diff --git a/include/asm-arm/byteorder.h b/include/asm-arm/byteorder.h
deleted file mode 100644
index e6f7fcdc73b..00000000000
--- a/include/asm-arm/byteorder.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * linux/include/asm-arm/byteorder.h
- *
- * ARM Endian-ness. In little endian mode, the data bus is connected such
- * that byte accesses appear as:
- * 0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31
- * and word accesses (data or instruction) appear as:
- * d0...d31
- *
- * When in big endian mode, byte accesses appear as:
- * 0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7
- * and word accesses (data or instruction) appear as:
- * d0...d31
- */
-#ifndef __ASM_ARM_BYTEORDER_H
-#define __ASM_ARM_BYTEORDER_H
-
-#include <linux/compiler.h>
-#include <asm/types.h>
-
-static inline __attribute_const__ __u32 ___arch__swab32(__u32 x)
-{
- __u32 t;
-
-#ifndef __thumb__
- if (!__builtin_constant_p(x)) {
- /*
- * The compiler needs a bit of a hint here to always do the
- * right thing and not screw it up to different degrees
- * depending on the gcc version.
- */
- asm ("eor\t%0, %1, %1, ror #16" : "=r" (t) : "r" (x));
- } else
-#endif
- t = x ^ ((x << 16) | (x >> 16)); /* eor r1,r0,r0,ror #16 */
-
- x = (x << 24) | (x >> 8); /* mov r0,r0,ror #8 */
- t &= ~0x00FF0000; /* bic r1,r1,#0x00FF0000 */
- x ^= (t >> 8); /* eor r0,r0,r1,lsr #8 */
-
- return x;
-}
-
-#define __arch__swab32(x) ___arch__swab32(x)
-
-#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
-# define __BYTEORDER_HAS_U64__
-# define __SWAB_64_THRU_32__
-#endif
-
-#ifdef __ARMEB__
-#include <linux/byteorder/big_endian.h>
-#else
-#include <linux/byteorder/little_endian.h>
-#endif
-
-#endif
-