1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
4  * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
38 #include <machine/resource.h>
52 static struct resource *atkbdc_isa_alloc_resource(device_t dev, device_t child,
56 		    struct resource *r);
97 	struct resource	*port0;  in atkbdc_isa_probe()
98 	struct resource	*port1;  in atkbdc_isa_probe()
120 	 * one resource (0x60 through 0x64) or as two separate resources  in atkbdc_isa_probe()
121 	 * (0x60 and 0x64). Some brain-damaged ACPI BIOS has reversed  in atkbdc_isa_probe()
123 	 * may contain just one port, 0x60. We shall adjust resource settings  in atkbdc_isa_probe()
156 	 * on the fact that reading from non-existing in/out port returns  in atkbdc_isa_probe()
189 	atkbdc_softc_t	*sc;  in atkbdc_isa_attach()  local
195 	sc = *(atkbdc_softc_t **)device_get_softc(dev);  in atkbdc_isa_attach()
196 	if (sc == NULL) {  in atkbdc_isa_attach()
199 		 * as the low-level console needs to have access to the  in atkbdc_isa_attach()
204 		sc = atkbdc_get_softc(unit);  in atkbdc_isa_attach()
205 		if (sc == NULL)  in atkbdc_isa_attach()
210 	sc->retry = 5000;  in atkbdc_isa_attach()
211 	sc->port0 = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,  in atkbdc_isa_attach()
213 	if (sc->port0 == NULL)  in atkbdc_isa_attach()
216 	sc->port1 = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,  in atkbdc_isa_attach()
218 	if (sc->port1 == NULL) {  in atkbdc_isa_attach()
219 		bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->port0);  in atkbdc_isa_attach()
229 	sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);  in atkbdc_isa_attach()
231 	error = atkbdc_attach_unit(unit, sc, sc->port0, sc->port1);  in atkbdc_isa_attach()
233 		bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->port0);  in atkbdc_isa_attach()
234 		bus_release_resource(dev, SYS_RES_IOPORT, 1, sc->port1);  in atkbdc_isa_attach()
235 		if (sc->irq != NULL)  in atkbdc_isa_attach()
236 			bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq);  in atkbdc_isa_attach()
239 	*(atkbdc_softc_t **)device_get_softc(dev) = sc;  in atkbdc_isa_attach()
251 	atkbdc_softc_t	*sc;  in atkbdc_isa_add_child()  local
255 	sc = *(atkbdc_softc_t **)device_get_softc(bus);  in atkbdc_isa_add_child()
267 	resource_list_init(&ivar->resources);  in atkbdc_isa_add_child()
268 	ivar->rid = order;  in atkbdc_isa_add_child()
272 	 * to device hints for IRQ.  We always populate the resource  in atkbdc_isa_add_child()
277 		if (sc->irq == NULL) {  in atkbdc_isa_add_child()
279 				t = -1;  in atkbdc_isa_add_child()
281 			t = rman_get_start(sc->irq);  in atkbdc_isa_add_child()
283 			resource_list_add(&ivar->resources, SYS_RES_IRQ,  in atkbdc_isa_add_child()
284 			    ivar->rid, t, t, 1);  in atkbdc_isa_add_child()
295 struct resource *
299 	atkbdc_softc_t	*sc;  in atkbdc_isa_alloc_resource()  local
301 	sc = *(atkbdc_softc_t **)device_get_softc(dev);  in atkbdc_isa_alloc_resource()
302 	if (type == SYS_RES_IRQ && *rid == KBDC_RID_KBD && sc->irq != NULL)  in atkbdc_isa_alloc_resource()
303 		return (sc->irq);  in atkbdc_isa_alloc_resource()
309 atkbdc_isa_release_resource(device_t dev, device_t child, struct resource *r)  in atkbdc_isa_release_resource()
311 	atkbdc_softc_t	*sc;  in atkbdc_isa_release_resource()  local
313 	sc = *(atkbdc_softc_t **)device_get_softc(dev);  in atkbdc_isa_release_resource()
314 	if (r == sc->irq)  in atkbdc_isa_release_resource()