AXP_SENSOR_BATTI
sc->sc_sensor[AXP_SENSOR_BATTI].units = ENVSYS_SAMPS;
sc->sc_sensor[AXP_SENSOR_BATTI].state = ENVSYS_SINVALID;
sc->sc_sensor[AXP_SENSOR_BATTI].flags = ENVSYS_FHAS_ENTROPY;
snprintf(sc->sc_sensor[AXP_SENSOR_BATTI].desc,
sizeof(sc->sc_sensor[AXP_SENSOR_BATTI].desc), "battery current");
sysmon_envsys_sensor_attach(sc->sc_sme, &sc->sc_sensor[AXP_SENSOR_BATTI]);
case AXP_SENSOR_BATTI: