GL9755_WT
reg = pci_conf_read(sc->sc_pc, sc->sc_tag, GL9755_WT);
pci_conf_write(sc->sc_pc, sc->sc_tag, GL9755_WT, reg);
reg = pci_conf_read(sc->sc_pc, sc->sc_tag, GL9755_WT);
pci_conf_write(sc->sc_pc, sc->sc_tag, GL9755_WT, reg);