BCM2835_CLOCK_FREQ 47 kernel/genarch/src/drivers/bcm2835/timer.c timer->c1 = timer->clo + (BCM2835_CLOCK_FREQ / HZ); BCM2835_CLOCK_FREQ 56 kernel/genarch/src/drivers/bcm2835/timer.c timer->c1 = timer->clo + (BCM2835_CLOCK_FREQ / HZ);HelenOS homepage, sources at GitHub