LER_RAP
bus_space_write_2(lesc->sc_iot, lesc->sc_ioh, LER_RAP, port);
bus_space_write_2(lesc->sc_iot, lesc->sc_ioh, LER_RAP, port);
bus_space_write_2(*iot, *ioh, LER_RAP, LE_CSR1);
if (bus_space_read_2(*iot, *ioh, LER_RAP) != LE_CSR1)
bus_space_write_2(*iot, *ioh, LER_RAP, LE_CSR0);