| /kernel/trunk/arch/sparc64/include/barrier.h |
|---|
| 39,6 → 39,16 |
| #define read_barrier() |
| #define write_barrier() |
| #define flush() __asm__ volatile ("flush\n" ::: "memory") |
| /** Flush Instruction Memory. */ |
| static inline void flush(void) |
| { |
| /* |
| * The FLUSH instruction takes address parameter, |
| * but JPS1 implementations are free to ignore it. |
| * The only requirement is that it is a valid address |
| * as it is passed to D-MMU. |
| */ |
| __asm__ volatile ("flush %sp\n"); /* %sp is guaranteed to reference mapped memory */ |
| } |
| #endif |