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/kernel.h>
32 #include <sys/module.h>
35 #include <machine/bus.h>
36 #include <machine/resource.h>
39 #include <isa/isavar.h>
40 #include <dev/aic/aic6360reg.h>
41 #include <dev/aic/aicvar.h>
43 struct aic_isa_softc {
44 struct aic_softc sc_aic;
45 struct resource *sc_port;
46 struct resource *sc_irq;
47 struct resource *sc_drq;
51 static int aic_isa_alloc_resources(device_t);
52 static void aic_isa_release_resources(device_t);
53 static int aic_isa_probe(device_t);
54 static int aic_isa_attach(device_t);
56 static u_int aic_isa_ports[] = { 0x340, 0x140 };
57 #define AIC_ISA_NUMPORTS (sizeof(aic_isa_ports) / sizeof(aic_isa_ports[0]))
58 #define AIC_ISA_PORTSIZE 0x20
60 static struct isa_pnp_id aic_ids[] = {
61 { 0x15309004, "Adaptec AHA-1530P" },
62 { 0x15209004, "Adaptec AHA-1520P" },
67 aic_isa_alloc_resources(device_t dev)
69 struct aic_isa_softc *sc = device_get_softc(dev);
72 sc->sc_port = sc->sc_irq = sc->sc_drq = 0;
75 sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
76 0ul, ~0ul, AIC_ISA_PORTSIZE, RF_ACTIVE);
78 device_printf(dev, "I/O port allocation failed\n");
82 if (isa_get_irq(dev) != -1) {
84 sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
87 device_printf(dev, "IRQ allocation failed\n");
88 aic_isa_release_resources(dev);
93 if (isa_get_drq(dev) != -1) {
95 sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
98 device_printf(dev, "DRQ allocation failed\n");
99 aic_isa_release_resources(dev);
104 sc->sc_aic.unit = device_get_unit(dev);
105 sc->sc_aic.tag = rman_get_bustag(sc->sc_port);
106 sc->sc_aic.bsh = rman_get_bushandle(sc->sc_port);
111 aic_isa_release_resources(device_t dev)
113 struct aic_isa_softc *sc = device_get_softc(dev);
116 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port);
118 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq);
120 bus_release_resource(dev, SYS_RES_DRQ, 0, sc->sc_drq);
121 sc->sc_port = sc->sc_irq = sc->sc_drq = 0;
125 aic_isa_probe(device_t dev)
127 struct aic_isa_softc *sc = device_get_softc(dev);
128 struct aic_softc *aic = &sc->sc_aic;
133 if (ISA_PNP_PROBE(device_get_parent(dev), dev, aic_ids) == ENXIO)
136 port = isa_get_port(dev);
141 ports = aic_isa_ports;
142 numports = AIC_ISA_NUMPORTS;
145 for (i = 0; i < numports; i++) {
146 if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i],
149 if (aic_isa_alloc_resources(dev))
151 if (!aic_probe(aic)) {
152 aic_isa_release_resources(dev);
155 aic_isa_release_resources(dev);
161 porta = aic_inb(aic, PORTA);
162 if (isa_get_irq(dev) == -1)
163 bus_set_resource(dev, SYS_RES_IRQ, 0, PORTA_IRQ(porta), 1);
164 if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1)
165 bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1);
166 device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
171 aic_isa_attach(device_t dev)
173 struct aic_isa_softc *sc = device_get_softc(dev);
174 struct aic_softc *aic = &sc->sc_aic;
177 error = aic_isa_alloc_resources(dev);
179 device_printf(dev, "resource allocation failed\n");
183 error = aic_attach(aic);
185 device_printf(dev, "attach failed\n");
186 aic_isa_release_resources(dev);
190 error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_CAM|INTR_ENTROPY,
191 aic_intr, aic, &sc->sc_ih);
193 device_printf(dev, "failed to register interrupt handler\n");
194 aic_isa_release_resources(dev);
201 aic_isa_detach(device_t dev)
203 struct aic_isa_softc *sc = device_get_softc(dev);
204 struct aic_softc *aic = &sc->sc_aic;
207 error = aic_detach(aic);
209 device_printf(dev, "detach failed\n");
213 error = bus_teardown_intr(dev, sc->sc_irq, sc->sc_ih);
215 device_printf(dev, "failed to unregister interrupt handler\n");
218 aic_isa_release_resources(dev);
222 static device_method_t aic_isa_methods[] = {
223 /* Device interface */
224 DEVMETHOD(device_probe, aic_isa_probe),
225 DEVMETHOD(device_attach, aic_isa_attach),
226 DEVMETHOD(device_detach, aic_isa_detach),
230 static driver_t aic_isa_driver = {
232 aic_isa_methods, sizeof(struct aic_isa_softc),
235 extern devclass_t aic_devclass;
237 MODULE_DEPEND(aic, cam, 1,1,1);
238 DRIVER_MODULE(aic, isa, aic_isa_driver, aic_devclass, 0, 0);