sys/dev/if_ndis/if_ndis_pccard.c

   1 /*-
   2  * Copyright (c) 2003
   3  *      Bill Paul <wpaul@windriver.com>.  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  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by Bill Paul.
  16  * 4. Neither the name of the author nor the names of any co-contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
  24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  30  * THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #include <sys/cdefs.h>
  34 __KERNEL_RCSID(0, "$NetBSD: if_ndis_pccard.c,v 1.3 2007/12/11 12:36:02 lukem Exp $");
  35 #ifdef __FreeBSD__
  36 __FBSDID("$FreeBSD: src/sys/dev/if_ndis/if_ndis_pccard.c,v 1.6.2.3 2005/03/31 04:24:36 wpaul Exp $");
  37 #endif
  38
  39 #include <sys/ctype.h>
  40 #include <sys/param.h>
  41 #include <sys/systm.h>
  42 #include <sys/kernel.h>
  43 #include <sys/module.h>
  44 #include <sys/socket.h>
  45 #include <sys/queue.h>
  46 #include <sys/sysctl.h>
  47
  48 #include <net/if.h>
  49 #include <net/if_arp.h>
  50 #include <net/if_media.h>
  51
  52 #include <sys/bus.h>
  53 #include <machine/resource.h>
  54 #include <sys/bus.h>
  55 #include <sys/rman.h>
  56
  57 #include <net80211/ieee80211_var.h>
  58
  59 #include <compat/ndis/pe_var.h>
  60 #include <compat/ndis/resource_var.h>
  61 #include <compat/ndis/ntoskrnl_var.h>
  62 #include <compat/ndis/ndis_var.h>
  63 #include <compat/ndis/cfg_var.h>
  64 #include <dev/if_ndis/if_ndisvar.h>
  65
  66 #include <dev/pccard/pccardvar.h>
  67 #include "card_if.h"
  68
  69 #include "ndis_driver_data.h"
  70
  71 #ifdef NDIS_PCMCIA_DEV_TABLE
  72
  73 MODULE_DEPEND(ndis, pccard, 1, 1, 1);
  74 MODULE_DEPEND(ndis, ether, 1, 1, 1);
  75 MODULE_DEPEND(ndis, wlan, 1, 1, 1);
  76 MODULE_DEPEND(ndis, ndisapi, 1, 1, 1);
  77
  78 /*
  79  * Various supported device vendors/types and their names.
  80  * These are defined in the ndis_driver_data.h file.
  81  */
  82 static struct ndis_pccard_type ndis_devs[] = {
  83 #ifdef NDIS_PCMCIA_DEV_TABLE
  84         NDIS_PCMCIA_DEV_TABLE
  85 #endif
  86         { NULL, NULL, NULL }
  87 };
  88
  89 static int ndis_probe_pccard    (device_t);
  90 static int ndis_attach_pccard   (device_t);
  91 static struct resource_list *ndis_get_resource_list
  92                                 (device_t, device_t);
  93 extern int ndisdrv_modevent     (module_t, int, void *);
  94 extern int ndis_attach          (device_t);
  95 extern int ndis_shutdown        (device_t);
  96 extern int ndis_detach          (device_t);
  97 extern int ndis_suspend         (device_t);
  98 extern int ndis_resume          (device_t);
  99
 100 extern unsigned char drv_data[];
 101
 102 static device_method_t ndis_methods[] = {
 103         /* Device interface */
 104         DEVMETHOD(device_probe,         ndis_probe_pccard),
 105         DEVMETHOD(device_attach,        ndis_attach_pccard),
 106         DEVMETHOD(device_detach,        ndis_detach),
 107         DEVMETHOD(device_shutdown,      ndis_shutdown),
 108         DEVMETHOD(device_suspend,       ndis_suspend),
 109         DEVMETHOD(device_resume,        ndis_resume),
 110
 111         /* Bus interface. */
 112
 113         /*
 114          * This is an awful kludge, but we need it becase pccard
 115          * does not implement a bus_get_resource_list() method.
 116          */
 117
 118         DEVMETHOD(bus_get_resource_list, ndis_get_resource_list),
 119
 120         { 0, 0 }
 121 };
 122
 123 static driver_t ndis_driver = {
 124 #ifdef NDIS_DEVNAME
 125         NDIS_DEVNAME,
 126 #else
 127         "ndis",
 128 #endif
 129         ndis_methods,
 130         sizeof(struct ndis_softc)
 131 };
 132
 133 static devclass_t ndis_devclass;
 134
 135 #ifdef NDIS_MODNAME
 136 #define NDIS_MODNAME_OVERRIDE_PCMCIA(x)                                 \
 137         DRIVER_MODULE(x, pccard, ndis_driver, ndis_devclass,            \
 138                 ndisdrv_modevent, 0)
 139 NDIS_MODNAME_OVERRIDE_PCMCIA(NDIS_MODNAME);
 140 #else
 141 DRIVER_MODULE(ndis, pccard, ndis_driver, ndis_devclass, ndisdrv_modevent, 0);
 142 #endif
 143
 144 /*
 145  * Probe for an NDIS device. Check the PCI vendor and device
 146  * IDs against our list and return a device name if we find a match.
 147  */
 148 static int
 149 ndis_probe_pccard(device_t dev)
 150 {
 151         struct ndis_pccard_type *t;
 152         const char              *prodstr, *vendstr;
 153         int                     error;
 154         driver_object           *drv;
 155
 156         drv = windrv_lookup(0, "PCCARD Bus");
 157         if (drv == NULL)
 158                 return(ENXIO);
 159
 160         t = ndis_devs;
 161
 162         error = pccard_get_product_str(dev, &prodstr);
 163         if (error)
 164                 return(error);
 165         error = pccard_get_vendor_str(dev, &vendstr);
 166         if (error)
 167                 return(error);
 168
 169         while(t->ndis_name != NULL) {
 170                 if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 &&
 171                     ndis_strcasecmp(prodstr, t->ndis_did) == 0) {
 172                         device_set_desc(dev, t->ndis_name);
 173                         /* Create PDO for this device instance */
 174                         windrv_create_pdo(drv, dev);
 175                         return(0);
 176                 }
 177                 t++;
 178         }
 179
 180         return(ENXIO);
 181 }
 182
 183 /*
 184  * Attach the interface. Allocate softc structures, do ifmedia
 185  * setup and ethernet/BPF attach.
 186  */
 187 static int
 188 ndis_attach_pccard(device_t dev)
 189 {
 190         struct ndis_softc       *sc;
 191         int                     unit, error = 0, rid;
 192         struct ndis_pccard_type *t;
 193         int                     devidx = 0;
 194         const char              *prodstr, *vendstr;
 195
 196         sc = device_get_softc(dev);
 197         unit = device_get_unit(dev);
 198         sc->ndis_dev = dev;
 199         resource_list_init(&sc->ndis_rl);
 200
 201         sc->ndis_io_rid = 0;
 202         sc->ndis_res_io = bus_alloc_resource(dev,
 203             SYS_RES_IOPORT, &sc->ndis_io_rid,
 204             0, ~0, 1, RF_ACTIVE);
 205         if (sc->ndis_res_io == NULL) {
 206                 device_printf(dev,
 207                     "couldn't map iospace\n");
 208                 error = ENXIO;
 209                 goto fail;
 210         }
 211         sc->ndis_rescnt++;
 212         resource_list_add(&sc->ndis_rl, SYS_RES_IOPORT, rid,
 213             rman_get_start(sc->ndis_res_io), rman_get_end(sc->ndis_res_io),
 214             rman_get_size(sc->ndis_res_io));
 215
 216         rid = 0;
 217         sc->ndis_irq = bus_alloc_resource(dev,
 218             SYS_RES_IRQ, &rid, 0, ~0, 1,
 219             RF_SHAREABLE | RF_ACTIVE);
 220         if (sc->ndis_irq == NULL) {
 221                 device_printf(dev,
 222                     "couldn't map interrupt\n");
 223                 error = ENXIO;
 224                 goto fail;
 225         }
 226         sc->ndis_rescnt++;
 227         resource_list_add(&sc->ndis_rl, SYS_RES_IRQ, rid,
 228             rman_get_start(sc->ndis_irq), rman_get_start(sc->ndis_irq), 1);
 229
 230         sc->ndis_iftype = PCMCIABus;
 231
 232         /* Figure out exactly which device we matched. */
 233
 234         t = ndis_devs;
 235
 236         error = pccard_get_product_str(dev, &prodstr);
 237         if (error)
 238                 return(error);
 239         error = pccard_get_vendor_str(dev, &vendstr);
 240         if (error)
 241                 return(error);
 242
 243         while(t->ndis_name != NULL) {
 244                 if (ndis_strcasecmp(vendstr, t->ndis_vid) == 0 &&
 245                     ndis_strcasecmp(prodstr, t->ndis_did) == 0)
 246                         break;
 247                 t++;
 248                 devidx++;
 249         }
 250
 251         sc->ndis_devidx = devidx;
 252
 253         error = ndis_attach(dev);
 254
 255 fail:
 256         return(error);
 257 }
 258
 259 static struct resource_list *
 260 ndis_get_resource_list(device_t dev, device_t child)
 261 {
 262         struct ndis_softc       *sc;
 263
 264         sc = device_get_softc(dev);
 265         return (&sc->ndis_rl);
 266 }
 267
 268 #endif /* NDIS_PCI_DEV_TABLE */
 269
 270 #define NDIS_AM_RID 3
 271
 272 int
 273 ndis_alloc_amem(void *arg)
 274 {
 275         struct ndis_softc       *sc;
 276         int                     error, rid;
 277
 278         if (arg == NULL)
 279                 return(EINVAL);
 280
 281         sc = arg;
 282         rid = NDIS_AM_RID;
 283         sc->ndis_res_am = bus_alloc_resource(sc->ndis_dev, SYS_RES_MEMORY,
 284             &rid, 0UL, ~0UL, 0x1000, RF_ACTIVE);
 285
 286         if (sc->ndis_res_am == NULL) {
 287                 device_printf(sc->ndis_dev,
 288                     "failed to allocate attribute memory\n");
 289                 return(ENXIO);
 290         }
 291         sc->ndis_rescnt++;
 292         resource_list_add(&sc->ndis_rl, SYS_RES_MEMORY, rid,
 293             rman_get_start(sc->ndis_res_am), rman_get_end(sc->ndis_res_am),
 294             rman_get_size(sc->ndis_res_am));
 295
 296         error = CARD_SET_MEMORY_OFFSET(device_get_parent(sc->ndis_dev),
 297             sc->ndis_dev, rid, 0, NULL);
 298
 299         if (error) {
 300                 device_printf(sc->ndis_dev,
 301                     "CARD_SET_MEMORY_OFFSET() returned 0x%x\n", error);
 302                 return(error);
 303         }
 304
 305         error = CARD_SET_RES_FLAGS(device_get_parent(sc->ndis_dev),
 306             sc->ndis_dev, SYS_RES_MEMORY, rid, PCCARD_A_MEM_ATTR);
 307
 308         if (error) {
 309                 device_printf(sc->ndis_dev,
 310                     "CARD_SET_RES_FLAGS() returned 0x%x\n", error);
 311                 return(error);
 312         }
 313
 314         sc->ndis_am_rid = rid;
 315
 316         return(0);
 317 }
 318
 319 void
 320 ndis_free_amem(void *arg)
 321 {
 322         struct ndis_softc       *sc;
 323
 324         if (arg == NULL)
 325                 return;
 326
 327         sc = arg;
 328
 329         if (sc->ndis_res_am != NULL)
 330                 bus_release_resource(sc->ndis_dev, SYS_RES_MEMORY,
 331                     sc->ndis_am_rid, sc->ndis_res_am);
 332         resource_list_free(&sc->ndis_rl);
 333
 334         return;
 335 }