sys/dev/disk/aic/aic_pccard.c

   1 /*-
   2  * Copyright (c) 1999 Luoqi Chen.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   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.
  13  *
  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
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/sys/dev/aic/aic_pccard.c,v 1.1 2000/01/14 23:42:36 imp Exp $
  27  * $DragonFly: src/sys/dev/disk/aic/aic_pccard.c,v 1.9 2008/01/05 07:27:09 pavalos Exp $
  28  */
  29
  30 #include <sys/param.h>
  31 #include <sys/kernel.h>
  32 #include <sys/module.h>
  33 #include <sys/bus.h>
  34 #include <sys/rman.h>
  35
  36 #include "aicvar.h"
  37
  38 #include <bus/pccard/pccardvar.h>
  39 #include <bus/pccard/pccarddevs.h>
  40
  41 #include "card_if.h"
  42
  43 struct aic_pccard_softc {
  44         struct  aic_softc sc_aic;
  45         struct  resource *sc_port;
  46         struct  resource *sc_irq;
  47         void    *sc_ih;
  48 };
  49
  50 static int aic_pccard_alloc_resources (device_t);
  51 static void aic_pccard_release_resources (device_t);
  52 static int aic_pccard_probe (device_t);
  53 static int aic_pccard_attach (device_t);
  54
  55 static const struct pccard_product aic_pccard_products[] = {
  56         PCMCIA_CARD(ADAPTEC, APA1460, 0),
  57         PCMCIA_CARD(ADAPTEC, APA1460A, 0),
  58         PCMCIA_CARD(NEWMEDIA, BUSTOASTER, 0),
  59         PCMCIA_CARD(NEWMEDIA, BUSTOASTER2, 0),
  60         PCMCIA_CARD(NEWMEDIA, BUSTOASTER3, 0),
  61         { NULL }
  62 };
  63
  64 #define AIC_PCCARD_PORTSIZE 0x20
  65
  66 static int
  67 aic_pccard_alloc_resources(device_t dev)
  68 {
  69         struct aic_pccard_softc *sc = device_get_softc(dev);
  70         int rid;
  71
  72         sc->sc_port = sc->sc_irq = 0;
  73
  74         rid = 0;
  75         sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
  76             0ul, ~0ul, AIC_PCCARD_PORTSIZE, RF_ACTIVE);
  77         if (!sc->sc_port)
  78                 return (ENOMEM);
  79
  80         rid = 0;
  81         sc->sc_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
  82         if (!sc->sc_irq) {
  83                 aic_pccard_release_resources(dev);
  84                 return (ENOMEM);
  85         }
  86
  87         sc->sc_aic.unit = device_get_unit(dev);
  88         sc->sc_aic.tag = rman_get_bustag(sc->sc_port);
  89         sc->sc_aic.bsh = rman_get_bushandle(sc->sc_port);
  90         return (0);
  91 }
  92
  93 static void
  94 aic_pccard_release_resources(device_t dev)
  95 {
  96         struct aic_pccard_softc *sc = device_get_softc(dev);
  97
  98         if (sc->sc_port)
  99                 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port);
 100         if (sc->sc_irq)
 101                 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq);
 102         sc->sc_port = sc->sc_irq = 0;
 103 }
 104
 105 static int
 106 aic_pccard_probe(device_t dev)
 107 {
 108         const struct pccard_product *pp;
 109
 110         if ((pp = pccard_product_lookup(dev, aic_pccard_products,
 111             sizeof(aic_pccard_products[0]), NULL)) != NULL) {
 112                 if (pp->pp_name != NULL)
 113                         device_set_desc(dev, pp->pp_name);
 114                 return 0;
 115         }
 116         return ENXIO;
 117 }
 118
 119 static int
 120 aic_pccard_attach(device_t dev)
 121 {
 122         struct aic_pccard_softc *sc = device_get_softc(dev);
 123         struct aic_softc *aic = &sc->sc_aic;
 124         int error;
 125
 126         if (aic_pccard_alloc_resources(dev))
 127                 return (ENXIO);
 128         if (aic_probe(aic)) {
 129                 aic_pccard_release_resources(dev);
 130                 return (ENXIO);
 131         }
 132
 133         device_set_desc(dev, "Adaptec 6260/6360 SCSI controller");
 134
 135         error = aic_attach(aic);
 136         if (error) {
 137                 device_printf(dev, "attach failed\n");
 138                 aic_pccard_release_resources(dev);
 139                 return (error);
 140         }
 141
 142         error = bus_setup_intr(dev, sc->sc_irq, 0, aic_intr,
 143                                aic, &sc->sc_ih, NULL);
 144         if (error) {
 145                 device_printf(dev, "failed to register interrupt handler\n");
 146                 aic_pccard_release_resources(dev);
 147                 return (error);
 148         }
 149         return (0);
 150 }
 151
 152 static int
 153 aic_pccard_detach(device_t dev)
 154 {
 155         struct aic_pccard_softc *sc = device_get_softc(dev);
 156         struct aic_softc *aic = &sc->sc_aic;
 157         int error;
 158
 159         error = bus_teardown_intr(dev, sc->sc_irq, sc->sc_ih);
 160         if (error) {
 161                 device_printf(dev, "failed to unregister interrupt handler\n");
 162         }
 163
 164         error = aic_detach(aic);
 165         if (error) {
 166                 device_printf(dev, "detach failed\n");
 167                 return (error);
 168         }
 169
 170         aic_pccard_release_resources(dev);
 171         return (0);
 172 }
 173
 174 static device_method_t aic_pccard_methods[] = {
 175         /* Device interface */
 176         DEVMETHOD(device_probe,         aic_pccard_probe),
 177         DEVMETHOD(device_attach,        aic_pccard_attach),
 178         DEVMETHOD(device_detach,        aic_pccard_detach),
 179
 180         { 0, 0 }
 181 };
 182
 183 static driver_t aic_pccard_driver = {
 184         "aic",
 185         aic_pccard_methods, sizeof(struct aic_pccard_softc),
 186 };
 187
 188 extern devclass_t aic_devclass;
 189
 190 MODULE_DEPEND(aic, cam, 1,1,1);
 191 DRIVER_MODULE(aic, pccard, aic_pccard_driver, aic_devclass, 0, 0);