sys/dev/misc/pccard/pccard.c

   1 /*
   2  * Copyright (c) 1997 Marc Horowitz.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  * 3. All advertising materials mentioning features or use of this software
  13  *    must display the following acknowledgement:
  14  *      This product includes software developed by Marc Horowitz.
  15  * 4. The name of the author may not be used to endorse or promote products
  16  *    derived from this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  * $NetBSD: pcmcia.c,v 1.13 1998/12/24 04:51:59 marc Exp $
  30  * $FreeBSD: src/sys/dev/pccard/pccard.c,v 1.8.2.1 2000/05/23 03:56:59 imp Exp $
  31  * $DragonFly: src/sys/dev/misc/pccard/Attic/pccard.c,v 1.3 2003/08/15 08:32:29 dillon Exp $
  32  */
  33
  34 #include <sys/param.h>
  35 #include <sys/systm.h>
  36 #include <sys/malloc.h>
  37 #include <sys/module.h>
  38 #include <sys/kernel.h>
  39 #include <sys/queue.h>
  40 #include <sys/types.h>
  41
  42 #include <sys/bus.h>
  43 #include <machine/bus.h>
  44 #include <sys/rman.h>
  45 #include <machine/resource.h>
  46
  47 #include <bus/pccard/pccardreg.h>
  48 #include <bus/pccard/pccardvar.h>
  49
  50 #include "power_if.h"
  51 #include "card_if.h"
  52
  53 #define PCCARDDEBUG
  54
  55 #ifdef PCCARDDEBUG
  56 int     pccard_debug = 1;
  57 #define DPRINTF(arg) if (pccard_debug) printf arg
  58 #define DEVPRINTF(arg) if (pccard_debug) device_printf arg
  59 #else
  60 #define DPRINTF(arg)
  61 #define DEVPRINTF(arg)
  62 #endif
  63
  64 #ifdef PCCARDVERBOSE
  65 int     pccard_verbose = 1;
  66 #else
  67 int     pccard_verbose = 0;
  68 #endif
  69
  70 int     pccard_print(void *, const char *);
  71
  72 int
  73 pccard_ccr_read(pf, ccr)
  74         struct pccard_function *pf;
  75         int ccr;
  76 {
  77         return (bus_space_read_1(pf->pf_ccrt, pf->pf_ccrh,
  78             pf->pf_ccr_offset + ccr));
  79 }
  80
  81 void
  82 pccard_ccr_write(pf, ccr, val)
  83         struct pccard_function *pf;
  84         int ccr;
  85         int val;
  86 {
  87
  88         if ((pf->ccr_mask) & (1 << (ccr / 2))) {
  89                 bus_space_write_1(pf->pf_ccrt, pf->pf_ccrh,
  90                     pf->pf_ccr_offset + ccr, val);
  91         }
  92 }
  93
  94 static int
  95 pccard_attach_card(device_t dev)
  96 {
  97         struct pccard_softc *sc = (struct pccard_softc *)
  98             device_get_softc(dev);
  99         struct pccard_function *pf;
 100         int attached;
 101
 102         DEVPRINTF((dev, "pccard_card_attach\n"));
 103         /*
 104          * this is here so that when socket_enable calls gettype, trt happens
 105          */
 106         STAILQ_INIT(&sc->card.pf_head);
 107
 108         DEVPRINTF((dev, "chip_socket_enable\n"));
 109         POWER_ENABLE_SOCKET(device_get_parent(dev), dev);
 110
 111         DEVPRINTF((dev, "read_cis\n"));
 112         pccard_read_cis(sc);
 113
 114         DEVPRINTF((dev, "chip_socket_disable\n"));
 115         POWER_DISABLE_SOCKET(device_get_parent(dev), dev);
 116
 117         DEVPRINTF((dev, "check_cis_quirks\n"));
 118         pccard_check_cis_quirks(dev);
 119
 120         /*
 121          * bail now if the card has no functions, or if there was an error in
 122          * the cis.
 123          */
 124
 125         if (sc->card.error)
 126                 return (1);
 127         if (STAILQ_EMPTY(&sc->card.pf_head))
 128                 return (1);
 129
 130         if (pccard_verbose)
 131                 pccard_print_cis(dev);
 132
 133         attached = 0;
 134
 135         DEVPRINTF((dev, "functions scanning\n"));
 136         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
 137                 if (STAILQ_EMPTY(&pf->cfe_head))
 138                         continue;
 139
 140                 pf->sc = sc;
 141                 pf->cfe = NULL;
 142                 pf->ih_fct = NULL;
 143                 pf->ih_arg = NULL;
 144         }
 145
 146         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
 147                 if (STAILQ_EMPTY(&pf->cfe_head))
 148                         continue;
 149
 150 #if XXX
 151                 if (attach_child()) {
 152                         attached++;
 153
 154                         DEVPRINTF((sc->dev, "function %d CCR at %d "
 155                              "offset %lx: %x %x %x %x, %x %x %x %x, %x\n",
 156                              pf->number, pf->pf_ccr_window, pf->pf_ccr_offset,
 157                              pccard_ccr_read(pf, 0x00),
 158                         pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04),
 159                         pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A),
 160                         pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E),
 161                         pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12)));
 162                 }
 163 #endif
 164         }
 165
 166         return (attached ? 0 : 1);
 167 }
 168
 169 static int
 170 pccard_detach_card(device_t dev, int flags)
 171 {
 172         struct pccard_softc *sc = (struct pccard_softc *)
 173             device_get_softc(dev);
 174         struct pccard_function *pf;
 175 #if XXX
 176         int error;
 177 #endif
 178
 179         /*
 180          * We are running on either the PCCARD socket's event thread
 181          * or in user context detaching a device by user request.
 182          */
 183         STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) {
 184                 if (STAILQ_FIRST(&pf->cfe_head) == NULL)
 185                         continue;
 186 #if XXX
 187                 DEVPRINTF((sc->dev, "detaching %s (function %d)\n",
 188                     device_get_name(pf->child), pf->number));
 189                 if ((error = config_detach(pf->child, flags)) != 0) {
 190                         device_printf(sc->dev,
 191                             "error %d detaching %s (function %d)\n",
 192                             error, device_get_name(pf->child), pf->number);
 193                 } else
 194                         pf->child = NULL;
 195 #endif
 196         }
 197         return 0;
 198 }
 199
 200 static int
 201 pccard_card_gettype(device_t dev, int *type)
 202 {
 203         struct pccard_softc *sc = (struct pccard_softc *)
 204             device_get_softc(dev);
 205         struct pccard_function *pf;
 206
 207         /*
 208          * set the iftype to memory if this card has no functions (not yet
 209          * probed), or only one function, and that is not initialized yet or
 210          * that is memory.
 211          */
 212         pf = STAILQ_FIRST(&sc->card.pf_head);
 213         if (pf == NULL ||
 214             (STAILQ_NEXT(pf, pf_list) == NULL &&
 215             (pf->cfe == NULL || pf->cfe->iftype == PCCARD_IFTYPE_MEMORY)))
 216                 *type = PCCARD_IFTYPE_MEMORY;
 217         else
 218                 *type = PCCARD_IFTYPE_IO;
 219         return 0;
 220 }
 221
 222 /*
 223  * Initialize a PCCARD function.  May be called as long as the function is
 224  * disabled.
 225  */
 226 void
 227 pccard_function_init(struct pccard_function *pf,
 228     struct pccard_config_entry *cfe)
 229 {
 230         if (pf->pf_flags & PFF_ENABLED)
 231                 panic("pccard_function_init: function is enabled");
 232
 233         /* Remember which configuration entry we are using. */
 234         pf->cfe = cfe;
 235 }
 236
 237 /* Enable a PCCARD function */
 238 int
 239 pccard_function_enable(struct pccard_function *pf)
 240 {
 241         struct pccard_function *tmp;
 242         int reg;
 243         device_t dev = pf->sc->dev;
 244
 245         if (pf->cfe == NULL)
 246                 panic("pccard_function_enable: function not initialized");
 247
 248         /*
 249          * Increase the reference count on the socket, enabling power, if
 250          * necessary.
 251          */
 252         if (pf->sc->sc_enabled_count++ == 0)
 253                 POWER_ENABLE_SOCKET(device_get_parent(dev), dev);
 254         DEVPRINTF((dev, "++enabled_count = %d\n", pf->sc->sc_enabled_count));
 255
 256         if (pf->pf_flags & PFF_ENABLED) {
 257                 /*
 258                  * Don't do anything if we're already enabled.
 259                  */
 260                 return (0);
 261         }
 262
 263         /*
 264          * it's possible for different functions' CCRs to be in the same
 265          * underlying page.  Check for that.
 266          */
 267
 268         STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) {
 269                 if ((tmp->pf_flags & PFF_ENABLED) &&
 270                     (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) &&
 271                     ((pf->ccr_base + PCCARD_CCR_SIZE) <=
 272                      (tmp->ccr_base - tmp->pf_ccr_offset +
 273                       tmp->pf_ccr_realsize))) {
 274                         pf->pf_ccrt = tmp->pf_ccrt;
 275                         pf->pf_ccrh = tmp->pf_ccrh;
 276                         pf->pf_ccr_realsize = tmp->pf_ccr_realsize;
 277
 278                         /*
 279                          * pf->pf_ccr_offset = (tmp->pf_ccr_offset -
 280                          * tmp->ccr_base) + pf->ccr_base;
 281                          */
 282                         pf->pf_ccr_offset =
 283                             (tmp->pf_ccr_offset + pf->ccr_base) -
 284                             tmp->ccr_base;
 285                         pf->pf_ccr_window = tmp->pf_ccr_window;
 286                         break;
 287                 }
 288         }
 289
 290         if (tmp == NULL) {
 291                 pf->ccr_rid = 0;
 292                 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY,
 293                     &pf->ccr_rid, pf->ccr_base, pf->ccr_base + PCCARD_CCR_SIZE,
 294                     PCCARD_CCR_SIZE, RF_ACTIVE);
 295                 /* XXX SET MEM_ATTR */
 296                 if (!pf->ccr_res)
 297                         goto bad;
 298                 pf->pf_ccrt = rman_get_bustag(pf->ccr_res);
 299                 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res);
 300                 pf->pf_ccr_offset = rman_get_start(pf->ccr_res);
 301                 pf->pf_ccr_realsize = 1;
 302         }
 303
 304         reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX);
 305         reg |= PCCARD_CCR_OPTION_LEVIREQ;
 306         if (pccard_mfc(pf->sc)) {
 307                 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE |
 308                         PCCARD_CCR_OPTION_ADDR_DECODE);
 309                 if (pf->ih_fct)
 310                         reg |= PCCARD_CCR_OPTION_IREQ_ENABLE;
 311
 312         }
 313         pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg);
 314
 315         reg = 0;
 316
 317         if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0)
 318                 reg |= PCCARD_CCR_STATUS_IOIS8;
 319         if (pf->cfe->flags & PCCARD_CFE_AUDIO)
 320                 reg |= PCCARD_CCR_STATUS_AUDIO;
 321         pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg);
 322
 323         pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0);
 324
 325         if (pccard_mfc(pf->sc)) {
 326                 long tmp, iosize;
 327
 328                 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase;
 329                 /* round up to nearest (2^n)-1 */
 330                 for (iosize = 1; iosize < tmp; iosize <<= 1)
 331                         ;
 332                 iosize--;
 333
 334                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0,
 335                                  pf->pf_mfc_iobase & 0xff);
 336                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1,
 337                                  (pf->pf_mfc_iobase >> 8) & 0xff);
 338                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0);
 339                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0);
 340
 341                 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize);
 342         }
 343
 344 #ifdef PCCARDDEBUG
 345         if (pccard_debug) {
 346                 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) {
 347                         device_printf(tmp->sc->dev,
 348                             "function %d CCR at %d offset %x: "
 349                             "%x %x %x %x, %x %x %x %x, %x\n",
 350                             tmp->number, tmp->pf_ccr_window,
 351                             tmp->pf_ccr_offset,
 352                             pccard_ccr_read(tmp, 0x00),
 353                             pccard_ccr_read(tmp, 0x02),
 354                             pccard_ccr_read(tmp, 0x04),
 355                             pccard_ccr_read(tmp, 0x06),
 356                             pccard_ccr_read(tmp, 0x0A),
 357                             pccard_ccr_read(tmp, 0x0C),
 358                             pccard_ccr_read(tmp, 0x0E),
 359                             pccard_ccr_read(tmp, 0x10),
 360                             pccard_ccr_read(tmp, 0x12));
 361                 }
 362         }
 363 #endif
 364         pf->pf_flags |= PFF_ENABLED;
 365         return (0);
 366
 367  bad:
 368         /*
 369          * Decrement the reference count, and power down the socket, if
 370          * necessary.
 371          */
 372         if (--pf->sc->sc_enabled_count == 0)
 373                 POWER_DISABLE_SOCKET(device_get_parent(dev), dev);
 374         DEVPRINTF((dev, "--enabled_count = %d\n", pf->sc->sc_enabled_count));
 375
 376         return (1);
 377 }
 378
 379 /* Disable PCCARD function. */
 380 void
 381 pccard_function_disable(struct pccard_function *pf)
 382 {
 383         struct pccard_function *tmp;
 384         device_t dev = pf->sc->dev;
 385
 386         if (pf->cfe == NULL)
 387                 panic("pccard_function_enable: function not initialized");
 388
 389         if ((pf->pf_flags & PFF_ENABLED) == 0) {
 390                 /*
 391                  * Don't do anything if we're already disabled.
 392                  */
 393                 return;
 394         }
 395
 396         /*
 397          * it's possible for different functions' CCRs to be in the same
 398          * underlying page.  Check for that.  Note we mark us as disabled
 399          * first to avoid matching ourself.
 400          */
 401
 402         pf->pf_flags &= ~PFF_ENABLED;
 403         STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) {
 404                 if ((tmp->pf_flags & PFF_ENABLED) &&
 405                     (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) &&
 406                     ((pf->ccr_base + PCCARD_CCR_SIZE) <=
 407                 (tmp->ccr_base - tmp->pf_ccr_offset + tmp->pf_ccr_realsize)))
 408                         break;
 409         }
 410
 411         /* Not used by anyone else; unmap the CCR. */
 412         if (tmp == NULL) {
 413                 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid,
 414                     pf->ccr_res);
 415                 pf->ccr_res = NULL;
 416         }
 417
 418         /*
 419          * Decrement the reference count, and power down the socket, if
 420          * necessary.
 421          */
 422         if (--pf->sc->sc_enabled_count == 0)
 423                 POWER_DISABLE_SOCKET(device_get_parent(dev), dev);
 424         DEVPRINTF((dev, "--enabled_count = %d\n", pf->sc->sc_enabled_count));
 425 }
 426
 427 #if 0
 428 /* XXX These functions are needed, but not like this XXX */
 429 int
 430 pccard_io_map(struct pccard_function *pf, int width, bus_addr_t offset,
 431     bus_size_t size, struct pccard_io_handle *pcihp, int *windowp)
 432 {
 433         int reg;
 434
 435         if (pccard_chip_io_map(pf->sc->pct, pf->sc->pch,
 436             width, offset, size, pcihp, windowp))
 437                 return (1);
 438
 439         /*
 440          * XXX in the multifunction multi-iospace-per-function case, this
 441          * needs to cooperate with io_alloc to make sure that the spaces
 442          * don't overlap, and that the ccr's are set correctly
 443          */
 444
 445         if (pccard_mfc(pf->sc)) {
 446                 long tmp, iosize;
 447
 448                 if (pf->pf_mfc_iomax == 0) {
 449                         pf->pf_mfc_iobase = pcihp->addr + offset;
 450                         pf->pf_mfc_iomax = pf->pf_mfc_iobase + size;
 451                 } else {
 452                         /* this makes the assumption that nothing overlaps */
 453                         if (pf->pf_mfc_iobase > pcihp->addr + offset)
 454                                 pf->pf_mfc_iobase = pcihp->addr + offset;
 455                         if (pf->pf_mfc_iomax < pcihp->addr + offset + size)
 456                                 pf->pf_mfc_iomax = pcihp->addr + offset + size;
 457                 }
 458
 459                 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase;
 460                 /* round up to nearest (2^n)-1 */
 461                 for (iosize = 1; iosize >= tmp; iosize <<= 1)
 462                         ;
 463                 iosize--;
 464
 465                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0,
 466                     pf->pf_mfc_iobase & 0xff);
 467                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1,
 468                     (pf->pf_mfc_iobase >> 8) & 0xff);
 469                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0);
 470                 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0);
 471
 472                 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize);
 473
 474                 reg = pccard_ccr_read(pf, PCCARD_CCR_OPTION);
 475                 reg |= PCCARD_CCR_OPTION_ADDR_DECODE;
 476                 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg);
 477         }
 478         return (0);
 479 }
 480
 481 void
 482 pccard_io_unmap(struct pccard_function *pf, int window)
 483 {
 484
 485         pccard_chip_io_unmap(pf->sc->pct, pf->sc->pch, window);
 486
 487         /* XXX Anything for multi-function cards? */
 488 }
 489 #endif
 490
 491 #define PCCARD_NPORT    2
 492 #define PCCARD_NMEM     5
 493 #define PCCARD_NIRQ     1
 494 #define PCCARD_NDRQ     0
 495
 496 static int
 497 pccard_add_children(device_t dev, int busno)
 498 {
 499         /* Call parent to scan for any current children */
 500         return 0;
 501 }
 502
 503 static int
 504 pccard_probe(device_t dev)
 505 {
 506         device_set_desc(dev, "PC Card bus -- newconfig version");
 507         return pccard_add_children(dev, device_get_unit(dev));
 508 }
 509
 510 static int
 511 pccard_attach(device_t dev)
 512 {
 513         struct pccard_softc *sc;
 514
 515         sc = (struct pccard_softc *) device_get_softc(dev);
 516         sc->dev = dev;
 517
 518         return bus_generic_attach(dev);
 519 }
 520
 521 static void
 522 pccard_print_resources(struct resource_list *rl, const char *name, int type,
 523     int count, const char *format)
 524 {
 525         struct resource_list_entry *rle;
 526         int printed;
 527         int i;
 528
 529         printed = 0;
 530         for (i = 0; i < count; i++) {
 531                 rle = resource_list_find(rl, type, i);
 532                 if (rle) {
 533                         if (printed == 0)
 534                                 printf(" %s ", name);
 535                         else if (printed > 0)
 536                                 printf(",");
 537                         printed++;
 538                         printf(format, rle->start);
 539                         if (rle->count > 1) {
 540                                 printf("-");
 541                                 printf(format, rle->start + rle->count - 1);
 542                         }
 543                 } else if (i > 3) {
 544                         /* check the first few regardless */
 545                         break;
 546                 }
 547         }
 548 }
 549
 550 static int
 551 pccard_print_child(device_t dev, device_t child)
 552 {
 553         struct pccard_ivar *devi = (struct pccard_ivar *) device_get_ivars(child);
 554         struct resource_list *rl = &devi->resources;
 555         int retval = 0;
 556
 557         retval += bus_print_child_header(dev, child);
 558         retval += printf(" at");
 559
 560         if (devi) {
 561                 pccard_print_resources(rl, "port", SYS_RES_IOPORT,
 562                     PCCARD_NPORT, "%#lx");
 563                 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY,
 564                     PCCARD_NMEM, "%#lx");
 565                 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ,
 566                     "%ld");
 567                 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ,
 568                     "%ld");
 569                 retval += printf(" slot %d", devi->slotnum);
 570         }
 571
 572         retval += bus_print_child_footer(dev, child);
 573
 574         return (retval);
 575 }
 576
 577 static int
 578 pccard_set_resource(device_t dev, device_t child, int type, int rid,
 579                  u_long start, u_long count)
 580 {
 581         struct pccard_ivar *devi = (struct pccard_ivar *) device_get_ivars(child);
 582         struct resource_list *rl = &devi->resources;
 583
 584         if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY
 585             && type != SYS_RES_IRQ && type != SYS_RES_DRQ)
 586                 return EINVAL;
 587         if (rid < 0)
 588                 return EINVAL;
 589         if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT)
 590                 return EINVAL;
 591         if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM)
 592                 return EINVAL;
 593         if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ)
 594                 return EINVAL;
 595         if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ)
 596                 return EINVAL;
 597
 598         resource_list_add(rl, type, rid, start, start + count - 1, count);
 599
 600         return 0;
 601 }
 602
 603 static int
 604 pccard_get_resource(device_t dev, device_t child, int type, int rid,
 605     u_long *startp, u_long *countp)
 606 {
 607         struct pccard_ivar *devi = (struct pccard_ivar *) device_get_ivars(child);
 608         struct resource_list *rl = &devi->resources;
 609         struct resource_list_entry *rle;
 610
 611         rle = resource_list_find(rl, type, rid);
 612         if (!rle)
 613                 return ENOENT;
 614
 615         if (startp)
 616                 *startp = rle->start;
 617         if (countp)
 618                 *countp = rle->count;
 619
 620         return 0;
 621 }
 622
 623 static void
 624 pccard_delete_resource(device_t dev, device_t child, int type, int rid)
 625 {
 626         struct pccard_ivar *devi = (struct pccard_ivar *) device_get_ivars(child);
 627         struct resource_list *rl = &devi->resources;
 628         resource_list_delete(rl, type, rid);
 629 }
 630
 631 static int
 632 pccard_set_res_flags(device_t dev, device_t child, int type, int rid,
 633     u_int32_t flags)
 634 {
 635         return CARD_SET_RES_FLAGS(device_get_parent(dev), child, type,
 636             rid, flags);
 637 }
 638
 639 static int
 640 pccard_set_memory_offset(device_t dev, device_t child, int rid,
 641      u_int32_t offset)
 642 {
 643         return CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid,
 644             offset);
 645 }
 646
 647 static device_method_t pccard_methods[] = {
 648         /* Device interface */
 649         DEVMETHOD(device_probe,         pccard_probe),
 650         DEVMETHOD(device_attach,        pccard_attach),
 651         DEVMETHOD(device_shutdown,      bus_generic_shutdown),
 652         DEVMETHOD(device_suspend,       bus_generic_suspend),
 653         DEVMETHOD(device_resume,        bus_generic_resume),
 654
 655         /* Bus interface */
 656         DEVMETHOD(bus_print_child,      pccard_print_child),
 657         DEVMETHOD(bus_driver_added,     bus_generic_driver_added),
 658         DEVMETHOD(bus_alloc_resource,   bus_generic_alloc_resource),
 659         DEVMETHOD(bus_release_resource, bus_generic_release_resource),
 660         DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
 661         DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
 662         DEVMETHOD(bus_setup_intr,       bus_generic_setup_intr),
 663         DEVMETHOD(bus_teardown_intr,    bus_generic_teardown_intr),
 664         DEVMETHOD(bus_set_resource,     pccard_set_resource),
 665         DEVMETHOD(bus_get_resource,     pccard_get_resource),
 666         DEVMETHOD(bus_delete_resource,  pccard_delete_resource),
 667
 668         /* Card Interface */
 669         DEVMETHOD(card_set_res_flags,   pccard_set_res_flags),
 670         DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset),
 671         DEVMETHOD(card_get_type,        pccard_card_gettype),
 672         DEVMETHOD(card_attach_card,     pccard_attach_card),
 673         DEVMETHOD(card_detach_card,     pccard_detach_card),
 674
 675         { 0, 0 }
 676 };
 677
 678 static driver_t pccard_driver = {
 679         "pccard",
 680         pccard_methods,
 681         1,                      /* no softc */
 682 };
 683
 684 devclass_t      pccard_devclass;
 685
 686 DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0);
 687 DRIVER_MODULE(pccard, pc98pcic, pccard_driver, pccard_devclass, 0, 0);
 688 DRIVER_MODULE(pccard, pccbb, pccard_driver, pccard_devclass, 0, 0);
 689 DRIVER_MODULE(pccard, tcic, pccard_driver, pccard_devclass, 0, 0);