1/* $Id: byteorder.h,v 1.1.1.1 2007/08/03 18:53:36 Exp $ */
2#ifndef _SPARC64_BYTEORDER_H
3#define _SPARC64_BYTEORDER_H
4
5#include <asm/types.h>
6#include <asm/asi.h>
7
8#ifdef __GNUC__
9
10static __inline__ __u16 ___arch__swab16p(const __u16 *addr)
11{
12	__u16 ret;
13
14	__asm__ __volatile__ ("lduha [%1] %2, %0"
15			      : "=r" (ret)
16			      : "r" (addr), "i" (ASI_PL));
17	return ret;
18}
19
20static __inline__ __u32 ___arch__swab32p(const __u32 *addr)
21{
22	__u32 ret;
23
24	__asm__ __volatile__ ("lduwa [%1] %2, %0"
25			      : "=r" (ret)
26			      : "r" (addr), "i" (ASI_PL));
27	return ret;
28}
29
30static __inline__ __u64 ___arch__swab64p(const __u64 *addr)
31{
32	__u64 ret;
33
34	__asm__ __volatile__ ("ldxa [%1] %2, %0"
35			      : "=r" (ret)
36			      : "r" (addr), "i" (ASI_PL));
37	return ret;
38}
39
40#define __arch__swab16p(x) ___arch__swab16p(x)
41#define __arch__swab32p(x) ___arch__swab32p(x)
42#define __arch__swab64p(x) ___arch__swab64p(x)
43
44#define __BYTEORDER_HAS_U64__
45
46#endif /* __GNUC__ */
47
48#include <linux/byteorder/big_endian.h>
49
50#endif /* _SPARC64_BYTEORDER_H */
51