| /* | |
| * asm-blackfin/timex.h: cpu cycles! | |
| * | |
| * Copyright 2004-2008 Analog Devices Inc. | |
| * | |
| * Licensed under the GPL-2 or later. | |
| */ | |
| #ifndef _ASM_BLACKFIN_TIMEX_H | |
| #define _ASM_BLACKFIN_TIMEX_H | |
| #define CLOCK_TICK_RATE 1000000 /* Underlying HZ */ | |
| typedef unsigned long long cycles_t; | |
| static inline cycles_t get_cycles(void) | |
| { | |
| unsigned long tmp, tmp2; | |
| __asm__ __volatile__("%0 = cycles; %1 = cycles2;" : "=d"(tmp), "=d"(tmp2)); | |
| return tmp | ((cycles_t)tmp2 << 32); | |
| } | |
| #endif |