xae_miibus_read_reg
DEVMETHOD(miibus_readreg, xae_miibus_read_reg),
#define PHY1_RD(sc, _r) xae_miibus_read_reg(sc->dev, 1, _r)
#define PHY_RD(sc, _r) xae_miibus_read_reg(sc->dev, sc->phy_addr, _r)