RT2661_MAC_CSR0
if ((val = RAL_READ(sc, RT2661_MAC_CSR0)) != 0)
bus_space_read_4(sc->sc_st, sc->sc_sh, RT2661_MAC_CSR0);
bus_space_read_4(sc->sc_st, sc->sc_sh, RT2661_MAC_CSR0);
bus_space_read_4(sc->sc_st, sc->sc_sh, RT2661_MAC_CSR0);