5fe4723c70
ISA PNP card support (replace by hand version in if_ed). Move module declarations to the end of some files. Fix PCCARD_PNP_INFO to use nitems(). Remove some stale comments about pc98, turns out the comment was simply wrong.
246 lines
6.3 KiB
C
246 lines
6.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 1999 Luoqi Chen.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/callout.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/module.h>
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#include <sys/mutex.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <isa/isavar.h>
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#include <dev/aic/aic6360reg.h>
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#include <dev/aic/aicvar.h>
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struct aic_isa_softc {
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struct aic_softc sc_aic;
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struct resource *sc_port;
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struct resource *sc_irq;
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struct resource *sc_drq;
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void *sc_ih;
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};
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static int aic_isa_alloc_resources(device_t);
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static void aic_isa_release_resources(device_t);
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static int aic_isa_probe(device_t);
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static int aic_isa_attach(device_t);
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static u_int aic_isa_ports[] = { 0x340, 0x140 };
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#define AIC_ISA_NUMPORTS nitems(aic_isa_ports)
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#define AIC_ISA_PORTSIZE 0x20
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static struct isa_pnp_id aic_ids[] = {
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{ 0x15309004, "Adaptec AHA-1530P" },
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{ 0x15209004, "Adaptec AHA-1520P" },
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{ 0 }
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};
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static int
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aic_isa_alloc_resources(device_t dev)
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{
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struct aic_isa_softc *sc = device_get_softc(dev);
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int rid;
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sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
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rid = 0;
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sc->sc_port = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &rid,
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AIC_ISA_PORTSIZE, RF_ACTIVE);
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if (!sc->sc_port) {
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device_printf(dev, "I/O port allocation failed\n");
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return (ENOMEM);
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}
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if (isa_get_irq(dev) != -1) {
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rid = 0;
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sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
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RF_ACTIVE);
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if (!sc->sc_irq) {
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device_printf(dev, "IRQ allocation failed\n");
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aic_isa_release_resources(dev);
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return (ENOMEM);
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}
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}
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if (isa_get_drq(dev) != -1) {
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rid = 0;
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sc->sc_drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &rid,
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RF_ACTIVE);
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if (!sc->sc_drq) {
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device_printf(dev, "DRQ allocation failed\n");
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aic_isa_release_resources(dev);
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return (ENOMEM);
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}
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}
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sc->sc_aic.dev = dev;
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sc->sc_aic.res = sc->sc_port;
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mtx_init(&sc->sc_aic.lock, "aic", NULL, MTX_DEF);
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return (0);
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}
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static void
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aic_isa_release_resources(device_t dev)
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{
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struct aic_isa_softc *sc = device_get_softc(dev);
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if (sc->sc_port)
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bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port);
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if (sc->sc_irq)
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bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq);
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if (sc->sc_drq)
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bus_release_resource(dev, SYS_RES_DRQ, 0, sc->sc_drq);
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sc->sc_port = sc->sc_irq = sc->sc_drq = NULL;
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mtx_destroy(&sc->sc_aic.lock);
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}
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static int
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aic_isa_probe(device_t dev)
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{
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struct aic_isa_softc *sc = device_get_softc(dev);
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struct aic_softc *aic = &sc->sc_aic;
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int numports, i;
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u_int port, *ports;
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u_int8_t porta;
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if (ISA_PNP_PROBE(device_get_parent(dev), dev, aic_ids) == ENXIO)
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return (ENXIO);
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port = isa_get_port(dev);
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if (port != -1) {
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ports = &port;
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numports = 1;
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} else {
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ports = aic_isa_ports;
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numports = AIC_ISA_NUMPORTS;
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}
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for (i = 0; i < numports; i++) {
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if (bus_set_resource(dev, SYS_RES_IOPORT, 0, ports[i],
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AIC_ISA_PORTSIZE))
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continue;
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if (aic_isa_alloc_resources(dev))
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continue;
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if (aic_probe(aic) == 0)
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break;
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aic_isa_release_resources(dev);
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}
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if (i == numports)
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return (ENXIO);
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porta = aic_inb(aic, PORTA);
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aic_isa_release_resources(dev);
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if (isa_get_irq(dev) == -1)
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bus_set_resource(dev, SYS_RES_IRQ, 0, PORTA_IRQ(porta), 1);
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if ((aic->flags & AIC_DMA_ENABLE) && isa_get_drq(dev) == -1)
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bus_set_resource(dev, SYS_RES_DRQ, 0, PORTA_DRQ(porta), 1);
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device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
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return (0);
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}
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static int
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aic_isa_attach(device_t dev)
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{
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struct aic_isa_softc *sc = device_get_softc(dev);
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struct aic_softc *aic = &sc->sc_aic;
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int error;
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error = aic_isa_alloc_resources(dev);
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if (error) {
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device_printf(dev, "resource allocation failed\n");
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return (error);
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}
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error = aic_attach(aic);
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if (error) {
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device_printf(dev, "attach failed\n");
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aic_isa_release_resources(dev);
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return (error);
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}
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error = bus_setup_intr(dev, sc->sc_irq, INTR_TYPE_CAM | INTR_ENTROPY |
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INTR_MPSAFE, NULL, aic_intr, aic, &sc->sc_ih);
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if (error) {
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device_printf(dev, "failed to register interrupt handler\n");
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aic_isa_release_resources(dev);
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return (error);
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}
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return (0);
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}
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static int
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aic_isa_detach(device_t dev)
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{
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struct aic_isa_softc *sc = device_get_softc(dev);
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struct aic_softc *aic = &sc->sc_aic;
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int error;
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error = aic_detach(aic);
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if (error) {
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device_printf(dev, "detach failed\n");
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return (error);
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}
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error = bus_teardown_intr(dev, sc->sc_irq, sc->sc_ih);
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if (error) {
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device_printf(dev, "failed to unregister interrupt handler\n");
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}
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aic_isa_release_resources(dev);
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return (0);
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}
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static device_method_t aic_isa_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, aic_isa_probe),
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DEVMETHOD(device_attach, aic_isa_attach),
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DEVMETHOD(device_detach, aic_isa_detach),
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{ 0, 0 }
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};
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static driver_t aic_isa_driver = {
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"aic",
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aic_isa_methods, sizeof(struct aic_isa_softc),
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};
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extern devclass_t aic_devclass;
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MODULE_DEPEND(aic, cam, 1,1,1);
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DRIVER_MODULE(aic, isa, aic_isa_driver, aic_devclass, 0, 0);
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ISA_PNP_INFO(aic_ids);
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