ALARM_WAKEUP
alrm->pending = (ret & (ALARM | ALARM_WAKEUP)) ? 1 : 0;
mask = ALARM | ALARM_WAKEUP | ALARM_EN;
mask = ALARM | ALARM_WAKEUP | ALARM_EN;
ALARM | ALARM_WAKEUP);
mask = ALARM | ALARM_WAKEUP;
mask = ALARM_WAKEUP | ALARM_INT;
ALARM_WAKEUP | ALARM_INT, 0);