mstohz 64 bsp/drv/dev/cpufreq/cpufreq.c #define SAMPLING_TICK mstohz(SAMPLING_RATE) mstohz 134 sys/kern/timer.c timer_add(tmr, mstohz(msec)); mstohz 287 sys/kern/timer.c tmr->interval = mstohz(period); mstohz 290 sys/kern/timer.c timer_add(tmr, mstohz(start));