REG_STATUS
if ((bus_space_read_1(sc->sc_iot, sc->sc_ioh, REG_STATUS) & STAT_TBNE)
if ((bus_space_read_1(sc->sc_iot, sc->sc_ioh, REG_STATUS) & STAT_TBNE)
if ((bus_space_read_1(sc->sc_iot, sc->sc_ioh, REG_STATUS) &
while ((bus_space_read_1(sc->sc_iot, sc->sc_ioh, REG_STATUS)
REG_STATUS) & STAT_RBNE) != 0 && sc->sc_op->sc_poll == 0) {