blob: a34ad079487e85ea8e3dbc5b314f1235ccf7cc4d (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
#ifndef _SPARC_SWAB_H
#define _SPARC_SWAB_H
#include <linux/types.h>
#include <asm/asi.h>
#if defined(__sparc__) && defined(__arch64__)
static inline __u16 __arch_swab16p(const __u16 *addr)
{
__u16 ret;
__asm__ __volatile__ ("lduha [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch_swab16p __arch_swab16p
static inline __u32 __arch_swab32p(const __u32 *addr)
{
__u32 ret;
__asm__ __volatile__ ("lduwa [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch_swab32p __arch_swab32p
static inline __u64 __arch_swab64p(const __u64 *addr)
{
__u64 ret;
__asm__ __volatile__ ("ldxa [%1] %2, %0"
: "=r" (ret)
: "r" (addr), "i" (ASI_PL));
return ret;
}
#define __arch_swab64p __arch_swab64p
#else
#define __SWAB_64_THRU_32__
#endif /* defined(__sparc__) && defined(__arch64__) */
#endif /* _SPARC_SWAB_H */
|