1/** 2 * @file op_cpufreq.h 3 * get cpu frequency declaration 4 * 5 * @remark Copyright 2003 OProfile authors 6 * @remark Read the file COPYING 7 * 8 * @author John Levon 9 * @author Philippe Elie 10 */ 11 12#ifndef OP_CPUFREQ_H 13#define OP_CPUFREQ_H 14 15#if defined(__cplusplus) 16extern "C" { 17#endif 18 19/* 20 * return the estimated cpu frequency in Mhz through 21 * parsing /proc/cpuinfo, return 0 if this information 22 * is not avalaible e.g. sparc64 with a non SMP kernel 23 */ 24double op_cpu_frequency(void); 25 26#if defined(__cplusplus) 27} 28#endif 29 30#endif /* !OP_CPUFREQ_H */ 31