Function rt_hw_us_delay

components/drivers/hwtimer/hwtimer.c:21–33

void (*rt_device_hwtimer_us_delay)(rt_uint32_t us) = RT_NULL;

void rt_hw_us_delay(rt_uint32_t us)
{
    if (rt_device_hwtimer_us_delay)
    {
        rt_device_hwtimer_us_delay(us);
    }
    else
    {
        LOG_E("Implemented at least in the libcpu");

        RT_ASSERT(0);
    }
}
#endif /* RT_USING_DM */

rt_inline rt_uint32_t timeout_calc(rt_hwtimer_t *timer, rt_hwtimerval_t *tv)