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