2018-02-24 10:19:48 -08:00
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
|
2017-02-02 13:48:48 -08:00
|
|
|
#if defined(__FreeBSD__) || defined(__DragonFly__)
|
2017-01-06 14:15:30 -08:00
|
|
|
# include <sys/sysctl.h>
|
|
|
|
#endif
|
|
|
|
|
2017-02-02 13:48:48 -08:00
|
|
|
#if defined(__OpenBSD__)
|
2017-01-06 14:15:30 -08:00
|
|
|
# include <sys/param.h>
|
|
|
|
# include <sys/resource.h>
|
|
|
|
# include <sys/sysctl.h>
|
|
|
|
#endif
|
|
|
|
|
2017-02-02 13:48:48 -08:00
|
|
|
#if defined(__OpenBSD__)
|
2017-01-06 14:15:30 -08:00
|
|
|
int
|
|
|
|
_cpuclock_sysctl_frequency(int new_perf)
|
|
|
|
{
|
|
|
|
int mib[] = {CTL_HW, HW_SETPERF};
|
|
|
|
size_t len = sizeof(new_perf);
|
|
|
|
|
|
|
|
if (sysctl(mib, 2, NULL, 0, &new_perf, len) == -1)
|
|
|
|
return 1;
|
2017-08-29 12:20:05 -07:00
|
|
|
|
2017-02-02 13:48:48 -08:00
|
|
|
return 0;
|
2017-01-06 14:15:30 -08:00
|
|
|
}
|
2017-08-29 12:20:05 -07:00
|
|
|
|
2017-02-02 13:48:48 -08:00
|
|
|
#elif defined(__FreeBSD__) || defined(__DragonFly__)
|
2017-01-06 14:15:30 -08:00
|
|
|
int
|
|
|
|
_cpuclock_sysctl_frequency(int new_perf)
|
|
|
|
{
|
|
|
|
if (sysctlbyname("dev.cpu.0.freq", NULL, NULL, &new_perf, sizeof(new_perf)) == -1)
|
|
|
|
return 1;
|
2017-08-29 12:20:05 -07:00
|
|
|
|
2017-02-02 13:48:48 -08:00
|
|
|
return 0;
|
2017-01-06 14:15:30 -08:00
|
|
|
}
|
2018-02-24 10:19:48 -08:00
|
|
|
#endif
|
2017-08-29 12:20:05 -07:00
|
|
|
|
2018-02-24 10:19:48 -08:00
|
|
|
#if defined(__FreeBSD__) || defined(__DragonFly__) || defined(__OpenBSD__)
|
|
|
|
int main(int argc, char **argv)
|
|
|
|
{
|
|
|
|
if (argc != 2)
|
|
|
|
exit(1 << 0);
|
|
|
|
|
|
|
|
return _cpuclock_sysctl_frequency(atoi(argv[1]));
|
|
|
|
}
|
2017-01-06 14:15:30 -08:00
|
|
|
#endif
|