PIIX_SIDETIM
pci_conf_read(sc->sc_pc, sc->sc_tag, PIIX_SIDETIM)),
sidetim = pci_conf_read(sc->sc_pc, sc->sc_tag, PIIX_SIDETIM);
pci_conf_write(sc->sc_pc, sc->sc_tag, PIIX_SIDETIM, sidetim);