/* * linux/include/asm-sparc64/timex.h * * sparc64 architecture timex specifications */ #ifndef _ASMsparc64_TIMEX_H #define _ASMsparc64_TIMEX_H #define CLOCK_TICK_RATE 1193180 /* 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) /* Getting on the cycle counter on sparc64. */ typedef unsigned long cycles_t; #define get_cycles() \ ({ cycles_t ret; \ __asm__("rd %%tick, %0" : "=r" (ret)); \ ret; \ }) #endif