APM_SYS_READY
sc->power_state = APM_SYS_READY;
case APM_SYS_READY:
sc->power_state = APM_SYS_READY;
sc->power_state = APM_SYS_READY;
case APM_SYS_READY:
sc->power_state = APM_SYS_READY;
case APM_SYS_READY:
sc->power_state = APM_SYS_READY;
sc->power_state = APM_SYS_READY;