SetClock
bus->SetClock(400);
bus->SetClock(25000);
void SetClock(int frequency);
SetClock(400, false);
SetClock(400, false);
bus->SetClock(kilohertz, true);
void SetClock(int kilohertz, bool allowAuto);
SetClock(fStandard, fClock);
void SetClock(theater_standard standard, radeon_video_clock clock);
void SetClock(theater_standard standard, radeon_video_clock clock){;};