timex.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
- /*
- * linux/include/asm-sh/timex.h
- *
- * sh architecture timex specifications
- */
- #ifndef __ASM_SH_TIMEX_H
- #define __ASM_SH_TIMEX_H
- #define CLOCK_TICK_RATE (current_cpu_data.module_clock/4) /* Underlying HZ */
- #define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */
- #define FINETUNE ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) *
- (1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR))
- << (SHIFT_SCALE-SHIFT_HZ)) / HZ)
- typedef unsigned long long cycles_t;
- extern cycles_t cacheflush_time;
- static __inline__ cycles_t get_cycles (void)
- {
- return 0;
- }
- #define vxtime_lock() do {} while (0)
- #define vxtime_unlock() do {} while (0)
- #endif /* __ASM_SH_TIMEX_H */