1/* 2 * linux/include/asm-sh/timex.h 3 * 4 * sh architecture timex specifications 5 */ 6#ifndef __ASM_SH_TIMEX_H 7#define __ASM_SH_TIMEX_H 8 9#define CLOCK_TICK_RATE (current_cpu_data.module_clock/4) /* Underlying HZ */ 10#define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */ 11#define FINETUNE ((((((long)LATCH * HZ - CLOCK_TICK_RATE) << SHIFT_HZ) * \ 12 (1000000/CLOCK_TICK_FACTOR) / (CLOCK_TICK_RATE/CLOCK_TICK_FACTOR)) \ 13 << (SHIFT_SCALE-SHIFT_HZ)) / HZ) 14 15typedef unsigned long long cycles_t; 16 17extern cycles_t cacheflush_time; 18 19static __inline__ cycles_t get_cycles (void) 20{ 21 return 0; 22} 23 24#define vxtime_lock() do {} while (0) 25#define vxtime_unlock() do {} while (0) 26 27#endif /* __ASM_SH_TIMEX_H */ 28