Function rt_ktime_boottime_get_ns

components/drivers/ktime/src/boottime.c:38–48

}

rt_weak rt_err_t rt_ktime_boottime_get_ns(struct timespec *ts)
{
    RT_ASSERT(ts != RT_NULL);

    rt_uint64_t ns = (rt_ktime_cputimer_getcnt() * rt_ktime_cputimer_getres()) / RT_KTIME_RESMUL;

    ts->tv_sec  = ns / (1000ULL * 1000 * 1000);
    ts->tv_nsec = ns % (1000ULL * 1000 * 1000);

    return RT_EOK;
}