BWI_PCIR_BAR
error = Cardbus_mapreg_map(ct, BWI_PCIR_BAR,
Cardbus_mapreg_unmap(ct, BWI_PCIR_BAR, sc->sc_mem_bt,
Cardbus_conf_write(ct, csc->csc_tag, BWI_PCIR_BAR, csc->csc_bar_val);