1/* 2 * linux/include/asm-m68k/timex.h 3 * 4 * m68k architecture timex specifications 5 */ 6#ifndef _ASMm68k_TIMEX_H 7#define _ASMm68k_TIMEX_H 8 9#define CLOCK_TICK_RATE 1193180 /* 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 cycles_t; 16 17static inline cycles_t get_cycles(void) 18{ 19 return 0; 20} 21 22#define vxtime_lock() do {} while (0) 23#define vxtime_unlock() do {} while (0) 24 25#endif 26