ADMTMP_FAN
sc->sc_sensor[ADMTMP_FAN].type = SENSOR_FANRPM;
sc->sc_sensor[ADMTMP_FAN].flags |= SENSOR_FINVALID;
sc->sc_sensor[ADMTMP_FAN].value =
sc->sc_sensor[ADMTMP_FAN].flags &= ~SENSOR_FINVALID;