LEMAC_IOSIZE
if (ia->ia_io[0].ir_addr & (LEMAC_IOSIZE - 1))
if (bus_space_map(sc->sc_iot, ia->ia_io[0].ir_addr, LEMAC_IOSIZE, 0,
ia->ia_io[0].ir_size = LEMAC_IOSIZE;
bus_space_unmap(sc->sc_iot, sc->sc_ioh, LEMAC_IOSIZE);