SD_SPINDLE_ON
un->un_power_level = SD_SPINDLE_ON;
un->un_power_level = SD_SPINDLE_ON;
un->un_power_level = SD_SPINDLE_ON;
un->un_power_level = SD_SPINDLE_ON;
un->un_power_level = SD_SPINDLE_ON;
((level == SD_SPINDLE_ON) ? "START" : "STOP"));
((level == SD_SPINDLE_ON) ? SD_TARGET_START :
SD_SPINDLE_ACTIVE : SD_SPINDLE_ON)
level <= SD_SPINDLE_ON))