Differential D27889 Diff 81498 sys/dev/extres/syscon/syscon_generic.c

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sys/dev/extres/syscon/syscon_generic.c

Show First 20 Lines • Show All 155 Lines • ▼ Show 20 Lines	syscon_generic_probe(device_t dev)

device_set_desc(dev, "syscon");		device_set_desc(dev, "syscon");
if (!bootverbose)		if (!bootverbose)
device_quiet(dev);		device_quiet(dev);

return (BUS_PROBE_GENERIC);		return (BUS_PROBE_GENERIC);
}		}

static int		int
syscon_generic_attach(device_t dev)		syscon_generic_attach(device_t dev)
{		{
struct syscon_generic_softc *sc;		struct syscon_generic_softc *sc;
int rid, rv;		int rid, rv;

sc = device_get_softc(dev);		sc = device_get_softc(dev);
sc->dev = dev;		sc->dev = dev;
rid = 0;		rid = 0;
Show All 40 Lines	if (sc->simplebus_attached)
simplebus_detach(dev);		simplebus_detach(dev);
SYSCON_LOCK_DESTROY(sc);		SYSCON_LOCK_DESTROY(sc);

if (sc->mem_res != NULL)		if (sc->mem_res != NULL)
bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->mem_res);		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->mem_res);
return (0);		return (0);
}		}

		static int
		syscon_generic_get_handle(device_t dev, struct syscon **syscon)
		{
		struct syscon_generic_softc *sc;

		sc = device_get_softc(dev);
		*syscon = sc->syscon;
		if (*syscon == NULL)
		return (ENODEV);
		return (0);
		}

static device_method_t syscon_generic_dmethods[] = {		static device_method_t syscon_generic_dmethods[] = {
/* Device interface */		/* Device interface */
DEVMETHOD(device_probe, syscon_generic_probe),		DEVMETHOD(device_probe, syscon_generic_probe),
DEVMETHOD(device_attach, syscon_generic_attach),		DEVMETHOD(device_attach, syscon_generic_attach),
DEVMETHOD(device_detach, syscon_generic_detach),		DEVMETHOD(device_detach, syscon_generic_detach),

		/* syscon interface */
		DEVMETHOD(syscon_get_handle, syscon_generic_get_handle),

DEVMETHOD(syscon_device_lock, syscon_generic_lock),		DEVMETHOD(syscon_device_lock, syscon_generic_lock),
DEVMETHOD(syscon_device_unlock, syscon_generic_unlock),		DEVMETHOD(syscon_device_unlock, syscon_generic_unlock),

DEVMETHOD_END		DEVMETHOD_END
};		};

DEFINE_CLASS_1(syscon_generic_dev, syscon_generic_driver, syscon_generic_dmethods,		DEFINE_CLASS_1(syscon_generic_dev, syscon_generic_driver, syscon_generic_dmethods,
sizeof(struct syscon_generic_softc), simplebus_driver);		sizeof(struct syscon_generic_softc), simplebus_driver);
static devclass_t syscon_generic_devclass;		static devclass_t syscon_generic_devclass;

EARLY_DRIVER_MODULE(syscon_generic, simplebus, syscon_generic_driver,		EARLY_DRIVER_MODULE(syscon_generic, simplebus, syscon_generic_driver,
syscon_generic_devclass, 0, 0, BUS_PASS_DEFAULT);		syscon_generic_devclass, 0, 0, BUS_PASS_DEFAULT);
MODULE_VERSION(syscon_generic, 1);		MODULE_VERSION(syscon_generic, 1);