| Nobuhiro Iwamatsu | 29721c9 | 2009-12-22 09:03:25 +0100 | [diff] [blame] | 1 | /* Renesas SH (32bit) only */ |
| 2 | |
| 3 | #ifndef ARCH_SH_H |
| 4 | #define ARCH_SH_H |
| 5 | |
| Jens Axboe | c4d8710 | 2009-12-22 09:03:58 +0100 | [diff] [blame] | 6 | #define ARCH (arch_sh) |
| Nobuhiro Iwamatsu | 29721c9 | 2009-12-22 09:03:25 +0100 | [diff] [blame] | 7 | |
| 8 | #ifndef __NR_ioprio_set |
| 9 | #define __NR_ioprio_set 288 |
| 10 | #define __NR_ioprio_get 289 |
| 11 | #endif |
| 12 | |
| 13 | #ifndef __NR_fadvise64 |
| 14 | #define __NR_fadvise64 250 |
| 15 | #endif |
| 16 | |
| 17 | #ifndef __NR_sys_splice |
| 18 | #define __NR_sys_splice 313 |
| 19 | #define __NR_sys_tee 315 |
| 20 | #define __NR_sys_vmsplice 316 |
| 21 | #endif |
| 22 | |
| 23 | #define nop __asm__ __volatile__ ("nop": : :"memory") |
| Jens Axboe | e0c4a46 | 2009-12-22 09:06:43 +0100 | [diff] [blame^] | 24 | |
| 25 | #if defined(__SH4A__) |
| 26 | #define mb() __asm__ __volatile__ ("synco": : :"memory") |
| 27 | #else |
| 28 | #define mb() __asm__ __volatile__ (" " : : : "memory") |
| 29 | #endif |
| 30 | |
| 31 | #define read_barrier() mb() |
| 32 | #define write_barrier() mb() |
| Nobuhiro Iwamatsu | 29721c9 | 2009-12-22 09:03:25 +0100 | [diff] [blame] | 33 | |
| 34 | #endif |