dev/aic/aic_isa.c

28 __FBSDID("$FreeBSD: releng/11.0/sys/dev/aic/aic_isa.c 298432 2016-04-21 19:48:28Z pfg $");
43 #include <dev/aic/aic6360reg.h>
44 #include <dev/aic/aicvar.h>
71 aic_isa_alloc_resources(device_t dev)
73 	struct aic_isa_softc *sc = device_get_softc(dev);
79 	sc->sc_port = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
82 		device_printf(dev, "I/O port allocation failed\n");
86 	if (isa_get_irq(dev) != -1) {
88 		sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
91 			device_printf(dev, "IRQ allocation failed\n");
92 			aic_isa_release_resources(dev);
97 	if (isa_get_drq(dev) != -1) {
99 		sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
102 			device_printf(dev, "DRQ allocation failed\n");
103 			aic_isa_release_resources(dev);
108 	sc->sc_aic.dev = dev;
115 aic_isa_release_resources(device_t dev)
117 	struct aic_isa_softc *sc = device_get_softc(dev);
120 		bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port);
122 		bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq);
124 		bus_release_resource(dev, SYS_RES_DRQ, 0, sc->sc_drq);
130 aic_isa_probe(device_t dev)
132 	struct aic_isa_softc *sc = device_get_softc(dev);
138 	if (ISA_PNP_PROBE(device_get_parent(dev), dev, aic_ids) == ENXIO)
141 	port = isa_get_port(dev);
151 		if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i],
154 		if (aic_isa_alloc_resources(dev))
158 		aic_isa_release_resources(dev);
165 	aic_isa_release_resources(dev);
166 	if (isa_get_irq(dev) == -1)
167 		bus_set_resource(dev, SYS_RES_IRQ, 0, PORTA_IRQ(porta), 1);
168 	if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1)
169 		bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1);
170 	device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
175 aic_isa_attach(device_t dev)
177 	struct aic_isa_softc *sc = device_get_softc(dev);
181 	error = aic_isa_alloc_resources(dev);
183 		device_printf(dev, "resource allocation failed\n");
189 		device_printf(dev, "attach failed\n");
190 		aic_isa_release_resources(dev);
194 	error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_CAM | INTR_ENTROPY |
197 		device_printf(dev, "failed to register interrupt handler\n");
198 		aic_isa_release_resources(dev);
205 aic_isa_detach(device_t dev)
207 	struct aic_isa_softc *sc = device_get_softc(dev);
213 		device_printf(dev, "detach failed\n");
217 	error = bus_teardown_intr(dev, sc->sc_irq, sc->sc_ih);
219 		device_printf(dev, "failed to unregister interrupt handler\n");
222 	aic_isa_release_resources(dev);