diff options
author | David S. Miller <davem@sunset.davemloft.net> | 2007-11-16 05:59:58 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-02-09 07:17:28 -0500 |
commit | f610bbc6accaacdf46501208178ff77c4422587a (patch) | |
tree | b8fa7221db53dffe0a8834f82a0328ae9fb24420 /include/asm-sparc/byteorder.h | |
parent | 145dea009828df7b091e7f7f24497ceb12dbbb3d (diff) |
[SPARC]: Merge asm-sparc{,64}/byteorder.h
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc/byteorder.h')
-rw-r--r-- | include/asm-sparc/byteorder.h | 51 |
1 files changed, 47 insertions, 4 deletions
diff --git a/include/asm-sparc/byteorder.h b/include/asm-sparc/byteorder.h index a2949aea48ef..bcd83aa351c5 100644 --- a/include/asm-sparc/byteorder.h +++ b/include/asm-sparc/byteorder.h | |||
@@ -1,12 +1,55 @@ | |||
1 | /* $Id: byteorder.h,v 1.15 1997/12/16 19:20:44 davem Exp $ */ | ||
2 | #ifndef _SPARC_BYTEORDER_H | 1 | #ifndef _SPARC_BYTEORDER_H |
3 | #define _SPARC_BYTEORDER_H | 2 | #define _SPARC_BYTEORDER_H |
4 | 3 | ||
5 | #include <asm/types.h> | 4 | #include <asm/types.h> |
5 | #include <asm/asi.h> | ||
6 | |||
7 | #ifdef __GNUC__ | ||
8 | |||
9 | #ifdef CONFIG_SPARC32 | ||
10 | #define __SWAB_64_THRU_32__ | ||
11 | #endif | ||
12 | |||
13 | #ifdef CONFIG_SPARC64 | ||
14 | |||
15 | static inline __u16 ___arch__swab16p(const __u16 *addr) | ||
16 | { | ||
17 | __u16 ret; | ||
18 | |||
19 | __asm__ __volatile__ ("lduha [%1] %2, %0" | ||
20 | : "=r" (ret) | ||
21 | : "r" (addr), "i" (ASI_PL)); | ||
22 | return ret; | ||
23 | } | ||
24 | |||
25 | static inline __u32 ___arch__swab32p(const __u32 *addr) | ||
26 | { | ||
27 | __u32 ret; | ||
28 | |||
29 | __asm__ __volatile__ ("lduwa [%1] %2, %0" | ||
30 | : "=r" (ret) | ||
31 | : "r" (addr), "i" (ASI_PL)); | ||
32 | return ret; | ||
33 | } | ||
34 | |||
35 | static inline __u64 ___arch__swab64p(const __u64 *addr) | ||
36 | { | ||
37 | __u64 ret; | ||
38 | |||
39 | __asm__ __volatile__ ("ldxa [%1] %2, %0" | ||
40 | : "=r" (ret) | ||
41 | : "r" (addr), "i" (ASI_PL)); | ||
42 | return ret; | ||
43 | } | ||
44 | |||
45 | #define __arch__swab16p(x) ___arch__swab16p(x) | ||
46 | #define __arch__swab32p(x) ___arch__swab32p(x) | ||
47 | #define __arch__swab64p(x) ___arch__swab64p(x) | ||
48 | |||
49 | #endif /* CONFIG_SPARC64 */ | ||
50 | |||
51 | #define __BYTEORDER_HAS_U64__ | ||
6 | 52 | ||
7 | #if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) | ||
8 | # define __BYTEORDER_HAS_U64__ | ||
9 | # define __SWAB_64_THRU_32__ | ||
10 | #endif | 53 | #endif |
11 | 54 | ||
12 | #include <linux/byteorder/big_endian.h> | 55 | #include <linux/byteorder/big_endian.h> |