AR8327_REG_PORT_VLAN0
reg = arswitch_readreg(sc->sc_dev, AR8327_REG_PORT_VLAN0(port));
arswitch_writereg(sc->sc_dev, AR8327_REG_PORT_VLAN0(port), t);
arswitch_writereg(sc->sc_dev, AR8327_REG_PORT_VLAN0(port), t);
arswitch_writereg(sc->sc_dev, AR8327_REG_PORT_VLAN0(i), t);