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authorHarvey Harrison <harvey.harrison@gmail.com>2009-01-06 17:56:31 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-06 21:10:28 -0500
commitae189623b7248cd245c068a1aeb4983359f9c088 (patch)
tree158e83560531408981fc6fc3d82eb9f05d73a706 /arch/ia64
parentcfcac2f7dd1a580f0fb7b82bbe3eb14c21c87459 (diff)
ia64: introduce asm/swab.h
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/ia64')
-rw-r--r--arch/ia64/include/asm/Kbuild1
-rw-r--r--arch/ia64/include/asm/byteorder.h37
-rw-r--r--arch/ia64/include/asm/swab.h34
3 files changed, 36 insertions, 36 deletions
diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild
index ccbe8ae47a61..3b25bd9dca91 100644
--- a/arch/ia64/include/asm/Kbuild
+++ b/arch/ia64/include/asm/Kbuild
@@ -14,3 +14,4 @@ unifdef-y += gcc_intrin.h
14unifdef-y += intrinsics.h 14unifdef-y += intrinsics.h
15unifdef-y += perfmon.h 15unifdef-y += perfmon.h
16unifdef-y += ustack.h 16unifdef-y += ustack.h
17unifdef-y += swab.h
diff --git a/arch/ia64/include/asm/byteorder.h b/arch/ia64/include/asm/byteorder.h
index 69bd41d7c26e..0f84c5cb703d 100644
--- a/arch/ia64/include/asm/byteorder.h
+++ b/arch/ia64/include/asm/byteorder.h
@@ -1,42 +1,7 @@
1#ifndef _ASM_IA64_BYTEORDER_H 1#ifndef _ASM_IA64_BYTEORDER_H
2#define _ASM_IA64_BYTEORDER_H 2#define _ASM_IA64_BYTEORDER_H
3 3
4/* 4#include <asm/swab.h>
5 * Modified 1998, 1999
6 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
7 */
8
9#include <asm/types.h>
10#include <asm/intrinsics.h>
11#include <linux/compiler.h>
12
13static __inline__ __attribute_const__ __u64
14__ia64_swab64 (__u64 x)
15{
16 __u64 result;
17
18 result = ia64_mux1(x, ia64_mux1_rev);
19 return result;
20}
21
22static __inline__ __attribute_const__ __u32
23__ia64_swab32 (__u32 x)
24{
25 return __ia64_swab64(x) >> 32;
26}
27
28static __inline__ __attribute_const__ __u16
29__ia64_swab16(__u16 x)
30{
31 return __ia64_swab64(x) >> 48;
32}
33
34#define __arch__swab64(x) __ia64_swab64(x)
35#define __arch__swab32(x) __ia64_swab32(x)
36#define __arch__swab16(x) __ia64_swab16(x)
37
38#define __BYTEORDER_HAS_U64__
39
40#include <linux/byteorder/little_endian.h> 5#include <linux/byteorder/little_endian.h>
41 6
42#endif /* _ASM_IA64_BYTEORDER_H */ 7#endif /* _ASM_IA64_BYTEORDER_H */
diff --git a/arch/ia64/include/asm/swab.h b/arch/ia64/include/asm/swab.h
new file mode 100644
index 000000000000..6aa58b699eea
--- /dev/null
+++ b/arch/ia64/include/asm/swab.h
@@ -0,0 +1,34 @@
1#ifndef _ASM_IA64_SWAB_H
2#define _ASM_IA64_SWAB_H
3
4/*
5 * Modified 1998, 1999
6 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
7 */
8
9#include <asm/types.h>
10#include <asm/intrinsics.h>
11#include <linux/compiler.h>
12
13static __inline__ __attribute_const__ __u64 __arch_swab64(__u64 x)
14{
15 __u64 result;
16
17 result = ia64_mux1(x, ia64_mux1_rev);
18 return result;
19}
20#define __arch_swab64 __arch_swab64
21
22static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 x)
23{
24 return __arch_swab64(x) >> 32;
25}
26#define __arch_swab32 __arch_swab32
27
28static __inline__ __attribute_const__ __u16 __arch_swab16(__u16 x)
29{
30 return __arch_swab64(x) >> 48;
31}
32#define __arch_swab16 __arch_swab16
33
34#endif /* _ASM_IA64_SWAB_H */