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	ig4iic_acpi_attach(device_t dev)			ig4iic_acpi_attach(device_t dev)
	{			{
	ig4iic_softc_t *sc;			ig4iic_softc_t *sc;
	int error;			int error;

	sc = device_get_softc(dev);			sc = device_get_softc(dev);

	sc->dev = dev;			sc->dev = dev;
				/* All the HIDs matched are Atom SOCs. */
				sc->version = IG4_ATOM;
	sc->regs_rid = 0;			sc->regs_rid = 0;
	sc->regs_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,			sc->regs_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
	&sc->regs_rid, RF_ACTIVE);			&sc->regs_rid, RF_ACTIVE);
	if (sc->regs_res == NULL) {			if (sc->regs_res == NULL) {
	device_printf(dev, "unable to map registers\n");			device_printf(dev, "unable to map registers\n");
	ig4iic_acpi_detach(dev);			ig4iic_acpi_detach(dev);
	return (ENXIO);			return (ENXIO);
	}			}
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