PM2_RE_MODE
PM2_RE_MODE, mode);
bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_MODE, 0);
bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_MODE, 0);
bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_MODE, 0);