2 * Copyright (c) 1999 Luoqi Chen.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/callout.h>
32 #include <sys/kernel.h>
34 #include <sys/module.h>
35 #include <sys/mutex.h>
38 #include <machine/bus.h>
39 #include <machine/resource.h>
42 #include <isa/isavar.h>
43 #include <dev/aic/aic6360reg.h>
44 #include <dev/aic/aicvar.h>
46 struct aic_isa_softc {
47 struct aic_softc sc_aic;
48 struct resource *sc_port;
49 struct resource *sc_irq;
50 struct resource *sc_drq;
54 static int aic_isa_alloc_resources(device_t);
55 static void aic_isa_release_resources(device_t);
56 static int aic_isa_probe(device_t);
57 static int aic_isa_attach(device_t);
59 static u_int aic_isa_ports[] = { 0x340, 0x140 };
60 #define AIC_ISA_NUMPORTS (sizeof(aic_isa_ports) / sizeof(aic_isa_ports[0]))
61 #define AIC_ISA_PORTSIZE 0x20
63 static struct isa_pnp_id aic_ids[] = {
64 { 0x15309004, "Adaptec AHA-1530P" },
65 { 0x15209004, "Adaptec AHA-1520P" },
70 aic_isa_alloc_resources(device_t dev)
72 struct aic_isa_softc *sc = device_get_softc(dev);
75 sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
78 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
79 0ul, ~0ul, AIC_ISA_PORTSIZE, RF_ACTIVE);
81 device_printf(dev, "I/O port allocation failed\n");
85 if (isa_get_irq(dev) != -1) {
87 sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
90 device_printf(dev, "IRQ allocation failed\n");
91 aic_isa_release_resources(dev);
96 if (isa_get_drq(dev) != -1) {
98 sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
101 device_printf(dev, "DRQ allocation failed\n");
102 aic_isa_release_resources(dev);
107 sc->sc_aic.dev = dev;
108 sc->sc_aic.res = sc->sc_port;
109 mtx_init(&sc->sc_aic.lock, "aic", NULL, MTX_DEF);
114 aic_isa_release_resources(device_t dev)
116 struct aic_isa_softc *sc = device_get_softc(dev);
119 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port);
121 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq);
123 bus_release_resource(dev, SYS_RES_DRQ, 0, sc->sc_drq);
124 sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
125 mtx_destroy(&sc->sc_aic.lock);
129 aic_isa_probe(device_t dev)
131 struct aic_isa_softc *sc = device_get_softc(dev);
132 struct aic_softc *aic = &sc->sc_aic;
137 if (ISA_PNP_PROBE(device_get_parent(dev), dev, aic_ids) == ENXIO)
140 port = isa_get_port(dev);
145 ports = aic_isa_ports;
146 numports = AIC_ISA_NUMPORTS;
149 for (i = 0; i < numports; i++) {
150 if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i],
153 if (aic_isa_alloc_resources(dev))
155 if (aic_probe(aic) == 0)
157 aic_isa_release_resources(dev);
163 porta = aic_inb(aic, PORTA);
164 aic_isa_release_resources(dev);
165 if (isa_get_irq(dev) == -1)
166 bus_set_resource(dev, SYS_RES_IRQ, 0, PORTA_IRQ(porta), 1);
167 if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1)
168 bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1);
169 device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
174 aic_isa_attach(device_t dev)
176 struct aic_isa_softc *sc = device_get_softc(dev);
177 struct aic_softc *aic = &sc->sc_aic;
180 error = aic_isa_alloc_resources(dev);
182 device_printf(dev, "resource allocation failed\n");
186 error = aic_attach(aic);
188 device_printf(dev, "attach failed\n");
189 aic_isa_release_resources(dev);
193 error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_CAM | INTR_ENTROPY |
194 INTR_MPSAFE, NULL, aic_intr, aic, &sc->sc_ih);
196 device_printf(dev, "failed to register interrupt handler\n");
197 aic_isa_release_resources(dev);
204 aic_isa_detach(device_t dev)
206 struct aic_isa_softc *sc = device_get_softc(dev);
207 struct aic_softc *aic = &sc->sc_aic;
210 error = aic_detach(aic);
212 device_printf(dev, "detach failed\n");
216 error = bus_teardown_intr(dev, sc->sc_irq, sc->sc_ih);
218 device_printf(dev, "failed to unregister interrupt handler\n");
221 aic_isa_release_resources(dev);
225 static device_method_t aic_isa_methods[] = {
226 /* Device interface */
227 DEVMETHOD(device_probe, aic_isa_probe),
228 DEVMETHOD(device_attach, aic_isa_attach),
229 DEVMETHOD(device_detach, aic_isa_detach),
233 static driver_t aic_isa_driver = {
235 aic_isa_methods, sizeof(struct aic_isa_softc),
238 extern devclass_t aic_devclass;
240 MODULE_DEPEND(aic, cam, 1,1,1);
241 DRIVER_MODULE(aic, isa, aic_isa_driver, aic_devclass, 0, 0);