projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _SPARC64_BYTEORDER_H |
| 2 | #define _SPARC64_BYTEORDER_H | |
| 3 | ||
| 4 | #include <asm/types.h> | |
| 5 | #include <asm/asi.h> | |
| 6 | ||
| 7 | #ifdef __GNUC__ | |
| 8 | ||
| d979f179 | 9 | static inline __u16 ___arch__swab16p(const __u16 *addr) |
| 1da177e4 LT |
10 | { |
| 11 | __u16 ret; | |
| 12 | ||
| 13 | __asm__ __volatile__ ("lduha [%1] %2, %0" | |
| 14 | : "=r" (ret) | |
| 15 | : "r" (addr), "i" (ASI_PL)); | |
| 16 | return ret; | |
| 17 | } | |
| 18 | ||
| d979f179 | 19 | static inline __u32 ___arch__swab32p(const __u32 *addr) |
| 1da177e4 LT |
20 | { |
| 21 | __u32 ret; | |
| 22 | ||
| 23 | __asm__ __volatile__ ("lduwa [%1] %2, %0" | |
| 24 | : "=r" (ret) | |
| 25 | : "r" (addr), "i" (ASI_PL)); | |
| 26 | return ret; | |
| 27 | } | |
| 28 | ||
| d979f179 | 29 | static inline __u64 ___arch__swab64p(const __u64 *addr) |
| 1da177e4 LT |
30 | { |
| 31 | __u64 ret; | |
| 32 | ||
| 33 | __asm__ __volatile__ ("ldxa [%1] %2, %0" | |
| 34 | : "=r" (ret) | |
| 35 | : "r" (addr), "i" (ASI_PL)); | |
| 36 | return ret; | |
| 37 | } | |
| 38 | ||
| 39 | #define __arch__swab16p(x) ___arch__swab16p(x) | |
| 40 | #define __arch__swab32p(x) ___arch__swab32p(x) | |
| 41 | #define __arch__swab64p(x) ___arch__swab64p(x) | |
| 42 | ||
| 43 | #define __BYTEORDER_HAS_U64__ | |
| 44 | ||
| 45 | #endif /* __GNUC__ */ | |
| 46 | ||
| 47 | #include <linux/byteorder/big_endian.h> | |
| 48 | ||
| 49 | #endif /* _SPARC64_BYTEORDER_H */ |