| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _CRIS_ARCH_BYTEORDER_H |
| 2 | #define _CRIS_ARCH_BYTEORDER_H |
| 3 | |
| 4 | #include <asm/types.h> |
| 5 | #include <linux/compiler.h> |
| 6 | |
| 7 | /* we just define these two (as we can do the swap in a single |
| 8 | * asm instruction in CRIS) and the arch-independent files will put |
| 9 | * them together into ntohl etc. |
| 10 | */ |
| 11 | |
| Adrian Bunk | d9b5444 | 2005-11-07 00:58:44 -0800 | [diff] [blame] | 12 | static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | { |
| 14 | __asm__ ("swapwb %0" : "=r" (x) : "0" (x)); |
| 15 | |
| 16 | return(x); |
| 17 | } |
| 18 | |
| Adrian Bunk | d9b5444 | 2005-11-07 00:58:44 -0800 | [diff] [blame] | 19 | static inline __attribute_const__ __u16 ___arch__swab16(__u16 x) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 20 | { |
| 21 | __asm__ ("swapb %0" : "=r" (x) : "0" (x)); |
| 22 | |
| 23 | return(x); |
| 24 | } |
| 25 | |
| 26 | #endif |