2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1999 Luoqi Chen.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/callout.h>
34 #include <sys/kernel.h>
36 #include <sys/module.h>
37 #include <sys/mutex.h>
40 #include <machine/bus.h>
41 #include <machine/resource.h>
44 #include <isa/isavar.h>
45 #include <dev/aic/aic6360reg.h>
46 #include <dev/aic/aicvar.h>
48 struct aic_isa_softc {
49 struct aic_softc sc_aic;
50 struct resource *sc_port;
51 struct resource *sc_irq;
52 struct resource *sc_drq;
56 static int aic_isa_alloc_resources(device_t);
57 static void aic_isa_release_resources(device_t);
58 static int aic_isa_probe(device_t);
59 static int aic_isa_attach(device_t);
61 static u_int aic_isa_ports[] = { 0x340, 0x140 };
63 #define AIC_ISA_NUMPORTS nitems(aic_isa_ports)
64 #define AIC_ISA_PORTSIZE 0x20
66 static struct isa_pnp_id aic_ids[] = {
67 { 0x15309004, "Adaptec AHA-1530P" },
68 { 0x15209004, "Adaptec AHA-1520P" },
73 aic_isa_alloc_resources(device_t dev)
75 struct aic_isa_softc *sc = device_get_softc(dev);
78 sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
81 sc->sc_port = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
82 AIC_ISA_PORTSIZE, RF_ACTIVE);
84 device_printf(dev, "I/O port allocation failed\n");
88 if (isa_get_irq(dev) != -1) {
90 sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
93 device_printf(dev, "IRQ allocation failed\n");
94 aic_isa_release_resources(dev);
99 if (isa_get_drq(dev) != -1) {
101 sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
104 device_printf(dev, "DRQ allocation failed\n");
105 aic_isa_release_resources(dev);
110 sc->sc_aic.dev = dev;
111 sc->sc_aic.res = sc->sc_port;
112 mtx_init(&sc->sc_aic.lock, "aic", NULL, MTX_DEF);
117 aic_isa_release_resources(device_t dev)
119 struct aic_isa_softc *sc = device_get_softc(dev);
122 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port);
124 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq);
126 bus_release_resource(dev, SYS_RES_DRQ, 0, sc->sc_drq);
127 sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
128 mtx_destroy(&sc->sc_aic.lock);
132 aic_isa_probe(device_t dev)
134 struct aic_isa_softc *sc = device_get_softc(dev);
135 struct aic_softc *aic = &sc->sc_aic;
140 if (ISA_PNP_PROBE(device_get_parent(dev), dev, aic_ids) == ENXIO)
143 port = isa_get_port(dev);
148 ports = aic_isa_ports;
149 numports = AIC_ISA_NUMPORTS;
152 for (i = 0; i < numports; i++) {
153 if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i],
156 if (aic_isa_alloc_resources(dev))
158 if (aic_probe(aic) == 0)
160 aic_isa_release_resources(dev);
166 porta = aic_inb(aic, PORTA);
167 aic_isa_release_resources(dev);
168 if (isa_get_irq(dev) == -1)
169 bus_set_resource(dev, SYS_RES_IRQ, 0, PORTA_IRQ(porta), 1);
170 if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1)
171 bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1);
172 device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
177 aic_isa_attach(device_t dev)
179 struct aic_isa_softc *sc = device_get_softc(dev);
180 struct aic_softc *aic = &sc->sc_aic;
183 error = aic_isa_alloc_resources(dev);
185 device_printf(dev, "resource allocation failed\n");
189 error = aic_attach(aic);
191 device_printf(dev, "attach failed\n");
192 aic_isa_release_resources(dev);
196 error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_CAM | INTR_ENTROPY |
197 INTR_MPSAFE, NULL, aic_intr, aic, &sc->sc_ih);
199 device_printf(dev, "failed to register interrupt handler\n");
200 aic_isa_release_resources(dev);
207 aic_isa_detach(device_t dev)
209 struct aic_isa_softc *sc = device_get_softc(dev);
210 struct aic_softc *aic = &sc->sc_aic;
213 error = aic_detach(aic);
215 device_printf(dev, "detach failed\n");
219 error = bus_teardown_intr(dev, sc->sc_irq, sc->sc_ih);
221 device_printf(dev, "failed to unregister interrupt handler\n");
224 aic_isa_release_resources(dev);
228 static device_method_t aic_isa_methods[] = {
229 /* Device interface */
230 DEVMETHOD(device_probe, aic_isa_probe),
231 DEVMETHOD(device_attach, aic_isa_attach),
232 DEVMETHOD(device_detach, aic_isa_detach),
236 static driver_t aic_isa_driver = {
238 aic_isa_methods, sizeof(struct aic_isa_softc),
241 extern devclass_t aic_devclass;
243 MODULE_DEPEND(aic, cam, 1,1,1);
244 DRIVER_MODULE(aic, isa, aic_isa_driver, aic_devclass, 0, 0);
245 ISA_PNP_INFO(aic_ids);