dev/atkbdc/atkbdc_isa.c

42 #include <dev/atkbdc/atkbdc_subr.h>
43 #include <dev/atkbdc/atkbdcreg.h>
48 static int	atkbdc_isa_probe(device_t dev);
49 static int	atkbdc_isa_attach(device_t dev);
52 static struct resource *atkbdc_isa_alloc_resource(device_t dev, device_t child,
55 static int	atkbdc_isa_release_resource(device_t dev, device_t child,
96 atkbdc_isa_probe(device_t dev)
112 	if (ISA_PNP_PROBE(device_get_parent(dev), dev, atkbdc_ids) == ENXIO)
115 	device_set_desc(dev, "Keyboard controller (i8042)");
128 	device_quiet(dev);
130 	if (bus_get_resource(dev, SYS_RES_IOPORT, rid, &start, &count) != 0)
137 		bus_set_resource(dev, SYS_RES_IOPORT, rid, start, 1);
138 	port0 = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
142 	if (bus_get_resource(dev, SYS_RES_IOPORT, rid, NULL, NULL) != 0)
143 		bus_set_resource(dev, SYS_RES_IOPORT, 1,
145 	port1 = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
147 		bus_release_resource(dev, SYS_RES_IOPORT, 0, port0);
169 		bus_release_resource(dev, SYS_RES_IOPORT, 0, port0);
170 		bus_release_resource(dev, SYS_RES_IOPORT, 1, port1);
172 			device_printf(dev, "AT keyboard controller not found\n");
177 	device_verbose(dev);
179 	error = atkbdc_probe_unit(device_get_unit(dev), port0, port1);
181 	bus_release_resource(dev, SYS_RES_IOPORT, 0, port0);
182 	bus_release_resource(dev, SYS_RES_IOPORT, 1, port1);
188 atkbdc_isa_attach(device_t dev)
195 	unit = device_get_unit(dev);
196 	sc = *(atkbdc_softc_t **)device_get_softc(dev);
212 	sc->port0 = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
217 	sc->port1 = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
220 		bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->port0);
230 	sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
234 		bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->port0);
235 		bus_release_resource(dev, SYS_RES_IOPORT, 1, sc->port1);
237 			bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq);
240 	*(atkbdc_softc_t **)device_get_softc(dev) = sc;
242 	bus_generic_probe(dev);
243 	bus_generic_attach(dev);
297 atkbdc_isa_alloc_resource(device_t dev, device_t child, int type, int *rid,
302 	sc = *(atkbdc_softc_t **)device_get_softc(dev);
305 	return (bus_generic_rl_alloc_resource(dev, child, type, rid, start,
310 atkbdc_isa_release_resource(device_t dev, device_t child, int type, int rid,
315 	sc = *(atkbdc_softc_t **)device_get_softc(dev);
318 	return (bus_generic_rl_release_resource(dev, child, type, rid, r));