1. 根目录:
2. tools
3. power
4. cpupower
5. utils
6. builtin.h

#ifndef BUILTIN_H
#define BUILTIN_H

extern int cmd_set(int argc, const char **argv);
extern int cmd_info(int argc, const char **argv);
extern int cmd_freq_set(int argc, const char **argv);
extern int cmd_freq_info(int argc, const char **argv);
extern int cmd_idle_info(int argc, const char **argv);
extern int cmd_monitor(int argc, const char **argv);

#endif