FCAL_FAULT_LED
{ FCAL_FAULT_LED, "FAULT", NULL },
clr_led(disk, FCAL_FAULT_LED, dtls);
clr_led(c, FCAL_FAULT_LED, dtls);
set_led(c, FCAL_FAULT_LED, dtls);
clr_led(c, FCAL_FAULT_LED, dtls);