sys/dev/disk/stg/tmc18c30_pccard.c

   1 /*      $FreeBSD: src/sys/dev/stg/tmc18c30_pccard.c,v 1.2.2.6 2001/12/17 13:30:19 non Exp $     */
   2 /*      $DragonFly: src/sys/dev/disk/stg/tmc18c30_pccard.c,v 1.14 2007/07/05 12:08:53 sephe Exp $       */
   3 /*      $NecBSD: tmc18c30_pisa.c,v 1.22 1998/11/26 01:59:21 honda Exp $ */
   4 /*      $NetBSD$        */
   5
   6 /*
   7  * [Ported for FreeBSD]
   8  *  Copyright (c) 2000
   9  *      Noriaki Mitsunaga, Mitsuru Iwasaki and Takanori Watanabe.
  10  *      All rights reserved.
  11  * [NetBSD for NEC PC-98 series]
  12  *  Copyright (c) 1996, 1997, 1998
  13  *      NetBSD/pc98 porting staff. All rights reserved.
  14  *  Copyright (c) 1996, 1997, 1998
  15  *      Naofumi HONDA. All rights reserved.
  16  *  Copyright (c) 1996, 1997, 1998
  17  *      Kouichi Matsuda. All rights reserved.
  18  *
  19  *  Redistribution and use in source and binary forms, with or without
  20  *  modification, are permitted provided that the following conditions
  21  *  are met:
  22  *  1. Redistributions of source code must retain the above copyright
  23  *     notice, this list of conditions and the following disclaimer.
  24  *  2. Redistributions in binary form must reproduce the above copyright
  25  *     notice, this list of conditions and the following disclaimer in the
  26  *     documentation and/or other materials provided with the distribution.
  27  *  3. The name of the author may not be used to endorse or promote products
  28  *     derived from this software without specific prior written permission.
  29  *
  30  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  31  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  32  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  33  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  34  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  35  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  36  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  38  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  39  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  40  * POSSIBILITY OF SUCH DAMAGE.
  41  */
  42
  43 #include <sys/param.h>
  44 #include <sys/systm.h>
  45 #include <sys/buf.h>
  46 #include <sys/bus.h>
  47 #include <sys/queue.h>
  48 #include <sys/malloc.h>
  49 #include <sys/errno.h>
  50 #include <sys/thread2.h>
  51
  52 #include <vm/vm.h>
  53
  54 #include <sys/rman.h>
  55 #include <sys/device_port.h>
  56
  57 #include <bus/pccard/pccarddevs.h>
  58 #include <bus/pccard/pccardvar.h>
  59
  60 #include <bus/cam/scsi/scsi_low.h>
  61 #include <bus/cam/scsi/scsi_low_pisa.h>
  62
  63 #include "tmc18c30reg.h"
  64 #include "tmc18c30var.h"
  65
  66 #define STG_HOSTID      7
  67
  68 #include        <sys/kernel.h>
  69 #include        <sys/module.h>
  70
  71 static const struct pccard_product stg_products[] = {
  72         PCMCIA_CARD(FUTUREDOMAIN, SCSI2GO, 0),
  73         PCMCIA_CARD(IBM, SCSICARD, 0),
  74         PCMCIA_CARD(RATOC, REX5536, 0),
  75         PCMCIA_CARD(RATOC, REX5536AM, 0),
  76         PCMCIA_CARD(RATOC, REX5536M, 0),
  77         { NULL }
  78 };
  79
  80 static  int     stgprobe(DEVPORT_PDEVICE devi);
  81 static  int     stgattach(DEVPORT_PDEVICE devi);
  82
  83 static  void    stg_card_unload (DEVPORT_PDEVICE);
  84
  85 /*
  86  * Additional code for FreeBSD new-bus PCCard frontend
  87  */
  88
  89 static int stg_pccard_match(device_t dev)
  90 {
  91         const struct pccard_product *pp;
  92
  93         if ((pp = pccard_product_lookup(dev, stg_products,
  94             sizeof(stg_products[0]), NULL)) != NULL) {
  95                 if (pp->pp_name != NULL)
  96                         device_set_desc(dev, pp->pp_name);
  97                 return(0);
  98         }
  99         return(EIO);
 100 }
 101
 102 static void
 103 stg_pccard_intr(void * arg)
 104 {
 105         stgintr(arg);
 106 }
 107
 108 static void
 109 stg_release_resource(DEVPORT_PDEVICE dev)
 110 {
 111         struct stg_softc        *sc = device_get_softc(dev);
 112
 113         if (sc->stg_intrhand) {
 114                 bus_teardown_intr(dev, sc->irq_res, sc->stg_intrhand);
 115         }
 116
 117         if (sc->port_res) {
 118                 bus_release_resource(dev, SYS_RES_IOPORT,
 119                                      sc->port_rid, sc->port_res);
 120         }
 121
 122         if (sc->irq_res) {
 123                 bus_release_resource(dev, SYS_RES_IRQ,
 124                                      sc->irq_rid, sc->irq_res);
 125         }
 126
 127         if (sc->mem_res) {
 128                 bus_release_resource(dev, SYS_RES_MEMORY,
 129                                      sc->mem_rid, sc->mem_res);
 130         }
 131 }
 132
 133 static int
 134 stg_alloc_resource(DEVPORT_PDEVICE dev)
 135 {
 136         struct stg_softc        *sc = device_get_softc(dev);
 137         u_long                  ioaddr, iosize, maddr, msize;
 138         int                     error;
 139
 140         error = bus_get_resource(dev, SYS_RES_IOPORT, 0, &ioaddr, &iosize);
 141         if (error || iosize < STGIOSZ) {
 142                 return(ENOMEM);
 143         }
 144
 145         sc->port_rid = 0;
 146         sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid,
 147                                           0, ~0, STGIOSZ, RF_ACTIVE);
 148         if (sc->port_res == NULL) {
 149                 stg_release_resource(dev);
 150                 return(ENOMEM);
 151         }
 152
 153         sc->irq_rid = 0;
 154         sc->irq_res = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irq_rid,
 155                                          0, ~0, 1, RF_ACTIVE);
 156         if (sc->irq_res == NULL) {
 157                 stg_release_resource(dev);
 158                 return(ENOMEM);
 159         }
 160
 161         error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &maddr, &msize);
 162         if (error) {
 163                 return(0);      /* XXX */
 164         }
 165
 166         /* no need to allocate memory if not configured */
 167         if (maddr == 0 || msize == 0) {
 168                 return(0);
 169         }
 170
 171         sc->mem_rid = 0;
 172         sc->mem_res = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->mem_rid,
 173                                          0, ~0, 1, RF_ACTIVE);
 174         if (sc->mem_res == NULL) {
 175                 stg_release_resource(dev);
 176                 return(ENOMEM);
 177         }
 178
 179         return(0);
 180 }
 181
 182 static int
 183 stg_pccard_probe(DEVPORT_PDEVICE dev)
 184 {
 185         struct stg_softc        *sc = device_get_softc(dev);
 186         int                     error;
 187
 188         bzero(sc, sizeof(struct stg_softc));
 189
 190         error = stg_alloc_resource(dev);
 191         if (error) {
 192                 return(error);
 193         }
 194
 195         if (stgprobe(dev) == 0) {
 196                 stg_release_resource(dev);
 197                 return(ENXIO);
 198         }
 199
 200         stg_release_resource(dev);
 201
 202         return(0);
 203 }
 204
 205 static int
 206 stg_pccard_attach(DEVPORT_PDEVICE dev)
 207 {
 208         struct stg_softc        *sc = device_get_softc(dev);
 209         int                     error;
 210
 211         error = stg_alloc_resource(dev);
 212         if (error) {
 213                 return(error);
 214         }
 215
 216         error = bus_setup_intr(dev, sc->irq_res, 0,
 217                                stg_pccard_intr, (void *)sc,
 218                                &sc->stg_intrhand, NULL);
 219         if (error) {
 220                 stg_release_resource(dev);
 221                 return(error);
 222         }
 223
 224         if (stgattach(dev) == 0) {
 225                 stg_release_resource(dev);
 226                 return(ENXIO);
 227         }
 228
 229         return(0);
 230 }
 231
 232 static  void
 233 stg_pccard_detach(DEVPORT_PDEVICE dev)
 234 {
 235         stg_card_unload(dev);
 236         stg_release_resource(dev);
 237 }
 238
 239 static device_method_t stg_pccard_methods[] = {
 240         /* Device interface */
 241         DEVMETHOD(device_probe,         pccard_compat_probe),
 242         DEVMETHOD(device_attach,        pccard_compat_attach),
 243         DEVMETHOD(device_detach,        stg_pccard_detach),
 244
 245         /* Card interface */
 246         DEVMETHOD(card_compat_match,    stg_pccard_match),
 247         DEVMETHOD(card_compat_probe,    stg_pccard_probe),
 248         DEVMETHOD(card_compat_attach,   stg_pccard_attach),
 249
 250         { 0, 0 }
 251 };
 252
 253 static driver_t stg_pccard_driver = {
 254         "stg",
 255         stg_pccard_methods,
 256         sizeof(struct stg_softc),
 257 };
 258
 259 static devclass_t stg_devclass;
 260
 261 MODULE_DEPEND(stg, scsi_low, 1, 1, 1);
 262 DRIVER_MODULE(stg, pccard, stg_pccard_driver, stg_devclass, 0, 0);
 263
 264 static  void
 265 stg_card_unload(DEVPORT_PDEVICE devi)
 266 {
 267         struct stg_softc *sc = DEVPORT_PDEVGET_SOFTC(devi);
 268
 269         kprintf("%s: unload\n",sc->sc_sclow.sl_xname);
 270         crit_enter();
 271         scsi_low_deactivate((struct scsi_low_softc *)sc);
 272         scsi_low_dettach(&sc->sc_sclow);
 273         crit_exit();
 274 }
 275
 276 static  int
 277 stgprobe(DEVPORT_PDEVICE devi)
 278 {
 279         int rv;
 280         struct stg_softc *sc = device_get_softc(devi);
 281
 282         rv = stgprobesubr(rman_get_bustag(sc->port_res),
 283                           rman_get_bushandle(sc->port_res),
 284                           DEVPORT_PDEVFLAGS(devi));
 285
 286         return rv;
 287 }
 288
 289 static  int
 290 stgattach(DEVPORT_PDEVICE devi)
 291 {
 292         struct stg_softc *sc;
 293         struct scsi_low_softc *slp;
 294         u_int32_t flags = DEVPORT_PDEVFLAGS(devi);
 295         u_int iobase = DEVPORT_PDEVIOBASE(devi);
 296         char    dvname[16];
 297
 298         strcpy(dvname,"stg");
 299
 300         if (iobase == 0)
 301         {
 302                 kprintf("%s: no ioaddr is given\n", dvname);
 303                 return (0);
 304         }
 305
 306         sc = DEVPORT_PDEVALLOC_SOFTC(devi);
 307         if (sc == NULL) {
 308                 return(0);
 309         }
 310
 311         slp = &sc->sc_sclow;
 312         slp->sl_dev = devi;
 313         sc->sc_iot = rman_get_bustag(sc->port_res);
 314         sc->sc_ioh = rman_get_bushandle(sc->port_res);
 315
 316         slp->sl_hostid = STG_HOSTID;
 317         slp->sl_cfgflags = flags;
 318
 319         crit_enter();
 320         stgattachsubr(sc);
 321         crit_exit();
 322
 323         return(STGIOSZ);
 324 }