pccard.c revision 133865
1/* $NetBSD: pcmcia.c,v 1.23 2000/07/28 19:17:02 drochner Exp $ */ 2 3/* 4 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Marc Horowitz. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD: head/sys/dev/pccard/pccard.c 133865 2004-08-16 15:57:18Z imp $"); 34 35#include <sys/param.h> 36#include <sys/systm.h> 37#include <sys/malloc.h> 38#include <sys/module.h> 39#include <sys/kernel.h> 40#include <sys/queue.h> 41#include <sys/sysctl.h> 42#include <sys/types.h> 43 44#include <sys/bus.h> 45#include <machine/bus.h> 46#include <sys/rman.h> 47#include <machine/resource.h> 48 49#include <net/ethernet.h> 50 51#include <dev/pccard/pccardreg.h> 52#include <dev/pccard/pccardvar.h> 53 54#include "power_if.h" 55#include "card_if.h" 56 57#define PCCARDDEBUG 58 59/* sysctl vars */ 60SYSCTL_NODE(_hw, OID_AUTO, pccard, CTLFLAG_RD, 0, "PCCARD parameters"); 61 62int pccard_debug = 0; 63TUNABLE_INT("hw.pccard.debug", &pccard_debug); 64SYSCTL_INT(_hw_pccard, OID_AUTO, debug, CTLFLAG_RW, 65 &pccard_debug, 0, 66 "pccard debug"); 67 68int pccard_cis_debug = 0; 69TUNABLE_INT("hw.pccard.cis_debug", &pccard_cis_debug); 70SYSCTL_INT(_hw_pccard, OID_AUTO, cis_debug, CTLFLAG_RW, 71 &pccard_cis_debug, 0, "pccard CIS debug"); 72 73#ifdef PCCARDDEBUG 74#define DPRINTF(arg) if (pccard_debug) printf arg 75#define DEVPRINTF(arg) if (pccard_debug) device_printf arg 76#define PRVERBOSE(arg) printf arg 77#define DEVPRVERBOSE(arg) device_printf arg 78#else 79#define DPRINTF(arg) 80#define DEVPRINTF(arg) 81#define PRVERBOSE(arg) if (bootverbose) printf arg 82#define DEVPRVERBOSE(arg) if (bootverbose) device_printf arg 83#endif 84 85static int pccard_ccr_read(struct pccard_function *pf, int ccr); 86static void pccard_ccr_write(struct pccard_function *pf, int ccr, int val); 87static int pccard_attach_card(device_t dev); 88static int pccard_detach_card(device_t dev); 89static void pccard_function_init(struct pccard_function *pf); 90static void pccard_function_free(struct pccard_function *pf); 91static int pccard_function_enable(struct pccard_function *pf); 92static void pccard_function_disable(struct pccard_function *pf); 93static int pccard_compat_do_probe(device_t bus, device_t dev); 94static int pccard_compat_do_attach(device_t bus, device_t dev); 95static int pccard_add_children(device_t dev, int busno); 96static int pccard_probe(device_t dev); 97static int pccard_attach(device_t dev); 98static int pccard_detach(device_t dev); 99static void pccard_print_resources(struct resource_list *rl, 100 const char *name, int type, int count, const char *format); 101static int pccard_print_child(device_t dev, device_t child); 102static int pccard_set_resource(device_t dev, device_t child, int type, 103 int rid, u_long start, u_long count); 104static int pccard_get_resource(device_t dev, device_t child, int type, 105 int rid, u_long *startp, u_long *countp); 106static void pccard_delete_resource(device_t dev, device_t child, int type, 107 int rid); 108static int pccard_set_res_flags(device_t dev, device_t child, int type, 109 int rid, u_int32_t flags); 110static int pccard_set_memory_offset(device_t dev, device_t child, int rid, 111 u_int32_t offset, u_int32_t *deltap); 112static void pccard_probe_nomatch(device_t cbdev, device_t child); 113static int pccard_read_ivar(device_t bus, device_t child, int which, 114 u_char *result); 115static void pccard_driver_added(device_t dev, driver_t *driver); 116static struct resource *pccard_alloc_resource(device_t dev, 117 device_t child, int type, int *rid, u_long start, 118 u_long end, u_long count, u_int flags); 119static int pccard_release_resource(device_t dev, device_t child, int type, 120 int rid, struct resource *r); 121static void pccard_child_detached(device_t parent, device_t dev); 122static void pccard_intr(void *arg); 123static int pccard_setup_intr(device_t dev, device_t child, 124 struct resource *irq, int flags, driver_intr_t *intr, 125 void *arg, void **cookiep); 126static int pccard_teardown_intr(device_t dev, device_t child, 127 struct resource *r, void *cookie); 128 129static const struct pccard_product * 130pccard_do_product_lookup(device_t bus, device_t dev, 131 const struct pccard_product *tab, size_t ent_size, 132 pccard_product_match_fn matchfn); 133 134 135static int 136pccard_ccr_read(struct pccard_function *pf, int ccr) 137{ 138 return (bus_space_read_1(pf->pf_ccrt, pf->pf_ccrh, 139 pf->pf_ccr_offset + ccr)); 140} 141 142static void 143pccard_ccr_write(struct pccard_function *pf, int ccr, int val) 144{ 145 if ((pf->ccr_mask) & (1 << (ccr / 2))) { 146 bus_space_write_1(pf->pf_ccrt, pf->pf_ccrh, 147 pf->pf_ccr_offset + ccr, val); 148 } 149} 150 151static int 152pccard_set_default_descr(device_t dev) 153{ 154 const char *vendorstr, *prodstr; 155 uint32_t vendor, prod; 156 char *str; 157 158 if (pccard_get_vendor_str(dev, &vendorstr)) 159 return (0); 160 if (pccard_get_product_str(dev, &prodstr)) 161 return (0); 162 if (vendorstr != NULL && prodstr != NULL) { 163 str = malloc(strlen(vendorstr) + strlen(prodstr) + 2, M_DEVBUF, 164 M_WAITOK); 165 sprintf(str, "%s %s", vendorstr, prodstr); 166 device_set_desc_copy(dev, str); 167 free(str, M_DEVBUF); 168 } else { 169 if (pccard_get_vendor(dev, &vendor)) 170 return (0); 171 if (pccard_get_product(dev, &prod)) 172 return (0); 173 str = malloc(100, M_DEVBUF, M_WAITOK); 174 snprintf(str, 100, "vendor=0x%x product=0x%x", vendor, prod); 175 device_set_desc_copy(dev, str); 176 free(str, M_DEVBUF); 177 } 178 return (0); 179} 180 181static int 182pccard_attach_card(device_t dev) 183{ 184 struct pccard_softc *sc = PCCARD_SOFTC(dev); 185 struct pccard_function *pf; 186 struct pccard_ivar *ivar; 187 device_t child; 188 int i; 189 190 /* 191 * this is here so that when socket_enable calls gettype, trt happens 192 */ 193 STAILQ_INIT(&sc->card.pf_head); 194 195 DEVPRINTF((dev, "chip_socket_enable\n")); 196 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 197 198 DEVPRINTF((dev, "read_cis\n")); 199 pccard_read_cis(sc); 200 201 DEVPRINTF((dev, "check_cis_quirks\n")); 202 pccard_check_cis_quirks(dev); 203 204 /* 205 * bail now if the card has no functions, or if there was an error in 206 * the cis. 207 */ 208 209 if (sc->card.error) { 210 device_printf(dev, "CARD ERROR!\n"); 211 return (1); 212 } 213 if (STAILQ_EMPTY(&sc->card.pf_head)) { 214 device_printf(dev, "Card has no functions!\n"); 215 return (1); 216 } 217 218 if (bootverbose || pccard_debug) 219 pccard_print_cis(dev); 220 221 DEVPRINTF((dev, "functions scanning\n")); 222 i = -1; 223 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 224 i++; 225 if (STAILQ_EMPTY(&pf->cfe_head)) { 226 device_printf(dev, 227 "Function %d has no config entries.!\n", i); 228 continue; 229 } 230 pf->sc = sc; 231 pf->cfe = NULL; 232 pf->dev = NULL; 233 } 234 DEVPRINTF((dev, "Card has %d functions. pccard_mfc is %d\n", i + 1, 235 pccard_mfc(sc))); 236 237 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 238 if (STAILQ_EMPTY(&pf->cfe_head)) 239 continue; 240 /* 241 * In NetBSD, the drivers are responsible for activating 242 * each function of a card. I think that in FreeBSD we 243 * want to activate them enough for the usual bus_*_resource 244 * routines will do the right thing. This many mean a 245 * departure from the current NetBSD model. 246 * 247 * This seems to work well in practice for most cards. 248 * However, there are two cases that are problematic. 249 * If a driver wishes to pick and chose which config 250 * entry to use, then this method falls down. These 251 * are usually older cards. In addition, there are 252 * some cards that have multiple hardware units on the 253 * cards, but presents only one CIS chain. These cards 254 * are combination cards, but only one of these units 255 * can be on at a time. 256 */ 257 ivar = malloc(sizeof(struct pccard_ivar), M_DEVBUF, 258 M_WAITOK | M_ZERO); 259 child = device_add_child(dev, NULL, -1); 260 device_set_ivars(child, ivar); 261 ivar->fcn = pf; 262 pf->dev = child; 263 /* 264 * XXX We might want to move the next two lines into 265 * XXX the pccard interface layer. For the moment, this 266 * XXX is OK, but some drivers want to pick the config 267 * XXX entry to use as well as some address tweaks (mostly 268 * XXX due to bugs in decode logic that makes some 269 * XXX addresses illegal or broken). 270 */ 271 pccard_function_init(pf); 272 if (sc->sc_enabled_count == 0) 273 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 274 if (pccard_function_enable(pf) == 0 && 275 pccard_set_default_descr(child) == 0 && 276 device_probe_and_attach(child) == 0) { 277 DEVPRINTF((sc->dev, "function %d CCR at %d " 278 "offset %x mask %x: " 279 "%x %x %x %x, %x %x %x %x, %x\n", 280 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 281 pf->ccr_mask, pccard_ccr_read(pf, 0x00), 282 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 283 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 284 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 285 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 286 } else { 287 if (pf->cfe != NULL) 288 pccard_function_disable(pf); 289 } 290 } 291 return (0); 292} 293 294static int 295pccard_detach_card(device_t dev) 296{ 297 struct pccard_softc *sc = PCCARD_SOFTC(dev); 298 struct pccard_function *pf; 299 struct pccard_config_entry *cfe; 300 int state; 301 302 /* 303 * We are running on either the PCCARD socket's event thread 304 * or in user context detaching a device by user request. 305 */ 306 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 307 if (pf->dev == NULL) 308 continue; 309 state = device_get_state(pf->dev); 310 if (state == DS_ATTACHED || state == DS_BUSY) 311 device_detach(pf->dev); 312 if (pf->cfe != NULL) 313 pccard_function_disable(pf); 314 pccard_function_free(pf); 315 device_delete_child(dev, pf->dev); 316 } 317 if (sc->sc_enabled_count == 0) 318 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 319 320 while (NULL != (pf = STAILQ_FIRST(&sc->card.pf_head))) { 321 while (NULL != (cfe = STAILQ_FIRST(&pf->cfe_head))) { 322 STAILQ_REMOVE_HEAD(&pf->cfe_head, cfe_list); 323 free(cfe, M_DEVBUF); 324 } 325 STAILQ_REMOVE_HEAD(&sc->card.pf_head, pf_list); 326 free(pf, M_DEVBUF); 327 } 328 return (0); 329} 330 331static const struct pccard_product * 332pccard_do_product_lookup(device_t bus, device_t dev, 333 const struct pccard_product *tab, size_t ent_size, 334 pccard_product_match_fn matchfn) 335{ 336 const struct pccard_product *ent; 337 int matches; 338 u_int32_t fcn; 339 u_int32_t vendor; 340 u_int32_t prod; 341 const char *vendorstr; 342 const char *prodstr; 343 344#ifdef DIAGNOSTIC 345 if (sizeof *ent > ent_size) 346 panic("pccard_product_lookup: bogus ent_size %jd", 347 (intmax_t) ent_size); 348#endif 349 if (pccard_get_vendor(dev, &vendor)) 350 return (NULL); 351 if (pccard_get_product(dev, &prod)) 352 return (NULL); 353 if (pccard_get_function_number(dev, &fcn)) 354 return (NULL); 355 if (pccard_get_vendor_str(dev, &vendorstr)) 356 return (NULL); 357 if (pccard_get_product_str(dev, &prodstr)) 358 return (NULL); 359 for (ent = tab; ent->pp_vendor != 0; ent = 360 (const struct pccard_product *) ((const char *) ent + ent_size)) { 361 matches = 1; 362 if (ent->pp_vendor == PCCARD_VENDOR_ANY && 363 ent->pp_product == PCCARD_PRODUCT_ANY && 364 ent->pp_cis[0] == NULL && 365 ent->pp_cis[1] == NULL) { 366 if (ent->pp_name) 367 device_printf(dev, 368 "Total wildcard entry ignored for %s\n", 369 ent->pp_name); 370 continue; 371 } 372 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY && 373 vendor != ent->pp_vendor) 374 matches = 0; 375 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY && 376 prod != ent->pp_product) 377 matches = 0; 378 if (matches && fcn != ent->pp_expfunc) 379 matches = 0; 380 if (matches && ent->pp_cis[0] && 381 (vendorstr == NULL || 382 strcmp(ent->pp_cis[0], vendorstr) != 0)) 383 matches = 0; 384 if (matches && ent->pp_cis[1] && 385 (prodstr == NULL || 386 strcmp(ent->pp_cis[1], prodstr) != 0)) 387 matches = 0; 388 /* XXX need to match cis[2] and cis[3] also XXX */ 389 if (matchfn != NULL) 390 matches = (*matchfn)(dev, ent, matches); 391 if (matches) 392 return (ent); 393 } 394 return (NULL); 395} 396 397/* 398 * Initialize a PCCARD function. May be called as long as the function is 399 * disabled. 400 * 401 * Note: pccard_function_init should not keep resources allocated. It should 402 * only set them up ala isa pnp, set the values in the rl lists, and return. 403 * Any resource held after pccard_function_init is called is a bug. However, 404 * the bus routines to get the resources also assume that pccard_function_init 405 * does this, so they need to be fixed too. 406 */ 407static void 408pccard_function_init(struct pccard_function *pf) 409{ 410 struct pccard_config_entry *cfe; 411 int i; 412 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 413 struct resource_list *rl = &devi->resources; 414 struct resource_list_entry *rle; 415 struct resource *r = 0; 416 device_t bus; 417 int start; 418 int end; 419 int spaces; 420 421 if (pf->pf_flags & PFF_ENABLED) { 422 printf("pccard_function_init: function is enabled"); 423 return; 424 } 425 bus = device_get_parent(pf->dev); 426 /* Remember which configuration entry we are using. */ 427 STAILQ_FOREACH(cfe, &pf->cfe_head, cfe_list) { 428 for (i = 0; i < cfe->num_iospace; i++) 429 cfe->iores[i] = NULL; 430 cfe->irqres = NULL; 431 spaces = 0; 432 for (i = 0; i < cfe->num_iospace; i++) { 433 start = cfe->iospace[i].start; 434 if (start) 435 end = start + cfe->iospace[i].length - 1; 436 else 437 end = ~0; 438 cfe->iorid[i] = i; 439 DEVPRINTF((bus, "I/O rid %d start %x end %x\n", 440 i, start, end)); 441 r = cfe->iores[i] = bus_alloc_resource(bus, 442 SYS_RES_IOPORT, &cfe->iorid[i], start, end, 443 cfe->iospace[i].length, 444 rman_make_alignment_flags(cfe->iospace[i].length)); 445 if (cfe->iores[i] == NULL) 446 goto not_this_one; 447 resource_list_add(rl, SYS_RES_IOPORT, cfe->iorid[i], 448 rman_get_start(r), rman_get_end(r), 449 cfe->iospace[i].length); 450 rle = resource_list_find(rl, SYS_RES_IOPORT, 451 cfe->iorid[i]); 452 rle->res = r; 453 spaces++; 454 } 455 if (cfe->num_memspace > 0) { 456 /* 457 * Not implement yet, Fix me. 458 */ 459 DEVPRINTF((bus, "Memory space not yet implemented.\n")); 460 } 461 if (spaces == 0) { 462 DEVPRINTF((bus, "Neither memory nor I/O mampped\n")); 463 goto not_this_one; 464 } 465 if (cfe->irqmask) { 466 cfe->irqrid = 0; 467 r = cfe->irqres = bus_alloc_resource_any(bus, 468 SYS_RES_IRQ, &cfe->irqrid, 0); 469 if (cfe->irqres == NULL) 470 goto not_this_one; 471 resource_list_add(rl, SYS_RES_IRQ, cfe->irqrid, 472 rman_get_start(r), rman_get_end(r), 1); 473 rle = resource_list_find(rl, SYS_RES_IRQ, 474 cfe->irqrid); 475 rle->res = r; 476 } 477 /* If we get to here, we've allocated all we need */ 478 pf->cfe = cfe; 479 break; 480 not_this_one:; 481 DEVPRVERBOSE((bus, "Allocation failed for cfe %d\n", 482 cfe->number)); 483 /* 484 * Release resources that we partially allocated 485 * from this config entry. 486 */ 487 for (i = 0; i < cfe->num_iospace; i++) { 488 if (cfe->iores[i] != NULL) { 489 bus_release_resource(bus, SYS_RES_IOPORT, 490 cfe->iorid[i], cfe->iores[i]); 491 rle = resource_list_find(rl, SYS_RES_IOPORT, 492 cfe->iorid[i]); 493 rle->res = NULL; 494 resource_list_delete(rl, SYS_RES_IOPORT, 495 cfe->iorid[i]); 496 } 497 cfe->iores[i] = NULL; 498 } 499 if (cfe->irqmask && cfe->irqres != NULL) { 500 bus_release_resource(bus, SYS_RES_IRQ, 501 cfe->irqrid, cfe->irqres); 502 rle = resource_list_find(rl, SYS_RES_IRQ, 503 cfe->irqrid); 504 rle->res = NULL; 505 resource_list_delete(rl, SYS_RES_IRQ, cfe->irqrid); 506 cfe->irqres = NULL; 507 } 508 } 509} 510 511/* 512 * Free resources allocated by pccard_function_init(), May be called as long 513 * as the function is disabled. 514 * 515 * NOTE: This function should be unnecessary. pccard_function_init should 516 * never keep resources initialized. 517 */ 518static void 519pccard_function_free(struct pccard_function *pf) 520{ 521 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 522 struct resource_list_entry *rle; 523 524 if (pf->pf_flags & PFF_ENABLED) { 525 printf("pccard_function_init: function is enabled"); 526 return; 527 } 528 529 SLIST_FOREACH(rle, &devi->resources, link) { 530 if (rle->res) { 531 if (rman_get_device(rle->res) != pf->sc->dev) 532 device_printf(pf->sc->dev, 533 "function_free: Resource still owned by " 534 "child, oops. " 535 "(type=%d, rid=%d, addr=%lx)\n", 536 rle->type, rle->rid, 537 rman_get_start(rle->res)); 538 BUS_RELEASE_RESOURCE(device_get_parent(pf->sc->dev), 539 pf->sc->dev, rle->type, rle->rid, rle->res); 540 rle->res = NULL; 541 } 542 } 543 resource_list_free(&devi->resources); 544} 545 546static void 547pccard_mfc_adjust_iobase(struct pccard_function *pf, bus_addr_t addr, 548 bus_addr_t offset, bus_size_t size) 549{ 550 bus_size_t iosize, tmp; 551 552 if (addr != 0) { 553 if (pf->pf_mfc_iomax == 0) { 554 pf->pf_mfc_iobase = addr + offset; 555 pf->pf_mfc_iomax = pf->pf_mfc_iobase + size; 556 } else { 557 /* this makes the assumption that nothing overlaps */ 558 if (pf->pf_mfc_iobase > addr + offset) 559 pf->pf_mfc_iobase = addr + offset; 560 if (pf->pf_mfc_iomax < addr + offset + size) 561 pf->pf_mfc_iomax = addr + offset + size; 562 } 563 } 564 565 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 566 /* round up to nearest (2^n)-1 */ 567 for (iosize = 1; iosize < tmp; iosize <<= 1) 568 ; 569 iosize--; 570 571 DEVPRINTF((pf->dev, "MFC: I/O base %#jx IOSIZE %#jx\n", 572 (uintmax_t)pf->pf_mfc_iobase, (uintmax_t)(iosize + 1))); 573 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 574 pf->pf_mfc_iobase & 0xff); 575 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 576 (pf->pf_mfc_iobase >> 8) & 0xff); 577 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 578 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 579 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 580} 581 582/* Enable a PCCARD function */ 583static int 584pccard_function_enable(struct pccard_function *pf) 585{ 586 struct pccard_function *tmp; 587 int reg; 588 device_t dev = pf->sc->dev; 589 590 if (pf->cfe == NULL) { 591 DEVPRVERBOSE((dev, "No config entry could be allocated.\n")); 592 return (ENOMEM); 593 } 594 595 /* 596 * Increase the reference count on the socket, enabling power, if 597 * necessary. 598 */ 599 pf->sc->sc_enabled_count++; 600 601 if (pf->pf_flags & PFF_ENABLED) { 602 /* 603 * Don't do anything if we're already enabled. 604 */ 605 return (0); 606 } 607 608 /* 609 * it's possible for different functions' CCRs to be in the same 610 * underlying page. Check for that. 611 */ 612 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 613 if ((tmp->pf_flags & PFF_ENABLED) && 614 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 615 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 616 (tmp->ccr_base - tmp->pf_ccr_offset + 617 tmp->pf_ccr_realsize))) { 618 pf->pf_ccrt = tmp->pf_ccrt; 619 pf->pf_ccrh = tmp->pf_ccrh; 620 pf->pf_ccr_realsize = tmp->pf_ccr_realsize; 621 622 /* 623 * pf->pf_ccr_offset = (tmp->pf_ccr_offset - 624 * tmp->ccr_base) + pf->ccr_base; 625 */ 626 /* pf->pf_ccr_offset = 627 (tmp->pf_ccr_offset + pf->ccr_base) - 628 tmp->ccr_base; */ 629 pf->pf_ccr_window = tmp->pf_ccr_window; 630 break; 631 } 632 } 633 if (tmp == NULL) { 634 pf->ccr_rid = 0; 635 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY, 636 &pf->ccr_rid, 0, ~0, 1 << 10, RF_ACTIVE); 637 if (!pf->ccr_res) 638 goto bad; 639 DEVPRINTF((dev, "ccr_res == %lx-%lx, base=%x\n", 640 rman_get_start(pf->ccr_res), rman_get_end(pf->ccr_res), 641 pf->ccr_base)); 642 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, 643 pf->ccr_rid, PCCARD_A_MEM_ATTR); 644 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev, 645 pf->ccr_rid, pf->ccr_base, &pf->pf_ccr_offset); 646 pf->pf_ccrt = rman_get_bustag(pf->ccr_res); 647 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res); 648 pf->pf_ccr_realsize = 1; 649 } 650 651 reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX); 652 reg |= PCCARD_CCR_OPTION_LEVIREQ; 653 if (pccard_mfc(pf->sc)) { 654 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE | 655 PCCARD_CCR_OPTION_ADDR_DECODE); 656 /* PCCARD_CCR_OPTION_IRQ_ENABLE set elsewhere as needed */ 657 } 658 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 659 660 reg = 0; 661 if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0) 662 reg |= PCCARD_CCR_STATUS_IOIS8; 663 if (pf->cfe->flags & PCCARD_CFE_AUDIO) 664 reg |= PCCARD_CCR_STATUS_AUDIO; 665 pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg); 666 667 pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0); 668 669 if (pccard_mfc(pf->sc)) 670 pccard_mfc_adjust_iobase(pf, 0, 0, 0); 671 672#ifdef PCCARDDEBUG 673 if (pccard_debug) { 674 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 675 device_printf(tmp->sc->dev, 676 "function %d CCR at %d offset %x: " 677 "%x %x %x %x, %x %x %x %x, %x\n", 678 tmp->number, tmp->pf_ccr_window, 679 tmp->pf_ccr_offset, 680 pccard_ccr_read(tmp, 0x00), 681 pccard_ccr_read(tmp, 0x02), 682 pccard_ccr_read(tmp, 0x04), 683 pccard_ccr_read(tmp, 0x06), 684 pccard_ccr_read(tmp, 0x0A), 685 pccard_ccr_read(tmp, 0x0C), 686 pccard_ccr_read(tmp, 0x0E), 687 pccard_ccr_read(tmp, 0x10), 688 pccard_ccr_read(tmp, 0x12)); 689 } 690 } 691#endif 692 pf->pf_flags |= PFF_ENABLED; 693 return (0); 694 695 bad: 696 /* 697 * Decrement the reference count, and power down the socket, if 698 * necessary. 699 */ 700 pf->sc->sc_enabled_count--; 701 DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count)); 702 703 return (1); 704} 705 706/* Disable PCCARD function. */ 707static void 708pccard_function_disable(struct pccard_function *pf) 709{ 710 struct pccard_function *tmp; 711 device_t dev = pf->sc->dev; 712 713 if (pf->cfe == NULL) 714 panic("pccard_function_disable: function not initialized"); 715 716 if ((pf->pf_flags & PFF_ENABLED) == 0) { 717 /* 718 * Don't do anything if we're already disabled. 719 */ 720 return; 721 } 722 723 if (pf->intr_handler != NULL) { 724 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 725 struct resource_list_entry *rle = 726 resource_list_find(&devi->resources, SYS_RES_IRQ, 0); 727 BUS_TEARDOWN_INTR(dev, pf->dev, rle->res, 728 pf->intr_handler_cookie); 729 } 730 731 /* 732 * it's possible for different functions' CCRs to be in the same 733 * underlying page. Check for that. Note we mark us as disabled 734 * first to avoid matching ourself. 735 */ 736 737 pf->pf_flags &= ~PFF_ENABLED; 738 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 739 if ((tmp->pf_flags & PFF_ENABLED) && 740 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 741 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 742 (tmp->ccr_base - tmp->pf_ccr_offset + 743 tmp->pf_ccr_realsize))) 744 break; 745 } 746 747 /* Not used by anyone else; unmap the CCR. */ 748 if (tmp == NULL) { 749 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid, 750 pf->ccr_res); 751 pf->ccr_res = NULL; 752 } 753 754 /* 755 * Decrement the reference count, and power down the socket, if 756 * necessary. 757 */ 758 pf->sc->sc_enabled_count--; 759} 760 761/* 762 * simulate the old "probe" routine. In the new world order, the driver 763 * needs to grab devices while in the old they were assigned to the device by 764 * the pccardd process. These symbols are exported to the upper layers. 765 */ 766static int 767pccard_compat_do_probe(device_t bus, device_t dev) 768{ 769 return (CARD_COMPAT_MATCH(dev)); 770} 771 772static int 773pccard_compat_do_attach(device_t bus, device_t dev) 774{ 775 int err; 776 777 err = CARD_COMPAT_PROBE(dev); 778 if (err <= 0) 779 err = CARD_COMPAT_ATTACH(dev); 780 return (err); 781} 782 783#define PCCARD_NPORT 2 784#define PCCARD_NMEM 5 785#define PCCARD_NIRQ 1 786#define PCCARD_NDRQ 0 787 788static int 789pccard_add_children(device_t dev, int busno) 790{ 791 /* Call parent to scan for any current children */ 792 return (0); 793} 794 795static int 796pccard_probe(device_t dev) 797{ 798 device_set_desc(dev, "16-bit PCCard bus"); 799 return (pccard_add_children(dev, device_get_unit(dev))); 800} 801 802static int 803pccard_attach(device_t dev) 804{ 805 struct pccard_softc *sc = PCCARD_SOFTC(dev); 806 807 sc->dev = dev; 808 sc->sc_enabled_count = 0; 809 return (bus_generic_attach(dev)); 810} 811 812static int 813pccard_detach(device_t dev) 814{ 815 pccard_detach_card(dev); 816 return 0; 817} 818 819static int 820pccard_suspend(device_t self) 821{ 822 pccard_detach_card(self); 823 return (0); 824} 825 826static 827int 828pccard_resume(device_t self) 829{ 830 return (0); 831} 832 833static void 834pccard_print_resources(struct resource_list *rl, const char *name, int type, 835 int count, const char *format) 836{ 837 struct resource_list_entry *rle; 838 int printed; 839 int i; 840 841 printed = 0; 842 for (i = 0; i < count; i++) { 843 rle = resource_list_find(rl, type, i); 844 if (rle != NULL) { 845 if (printed == 0) 846 printf(" %s ", name); 847 else if (printed > 0) 848 printf(","); 849 printed++; 850 printf(format, rle->start); 851 if (rle->count > 1) { 852 printf("-"); 853 printf(format, rle->start + rle->count - 1); 854 } 855 } else if (i > 3) { 856 /* check the first few regardless */ 857 break; 858 } 859 } 860} 861 862static int 863pccard_print_child(device_t dev, device_t child) 864{ 865 struct pccard_ivar *devi = PCCARD_IVAR(child); 866 struct resource_list *rl = &devi->resources; 867 int retval = 0; 868 869 retval += bus_print_child_header(dev, child); 870 retval += printf(" at"); 871 872 if (devi != NULL) { 873 pccard_print_resources(rl, "port", SYS_RES_IOPORT, 874 PCCARD_NPORT, "%#lx"); 875 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY, 876 PCCARD_NMEM, "%#lx"); 877 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ, 878 "%ld"); 879 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ, 880 "%ld"); 881 retval += printf(" function %d config %d", devi->fcn->number, 882 devi->fcn->cfe->number); 883 } 884 885 retval += bus_print_child_footer(dev, child); 886 887 return (retval); 888} 889 890static int 891pccard_set_resource(device_t dev, device_t child, int type, int rid, 892 u_long start, u_long count) 893{ 894 struct pccard_ivar *devi = PCCARD_IVAR(child); 895 struct resource_list *rl = &devi->resources; 896 897 if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY 898 && type != SYS_RES_IRQ && type != SYS_RES_DRQ) 899 return (EINVAL); 900 if (rid < 0) 901 return (EINVAL); 902 if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT) 903 return (EINVAL); 904 if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM) 905 return (EINVAL); 906 if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ) 907 return (EINVAL); 908 if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ) 909 return (EINVAL); 910 911 resource_list_add(rl, type, rid, start, start + count - 1, count); 912 if (NULL != resource_list_alloc(rl, device_get_parent(dev), dev, 913 type, &rid, start, start + count - 1, count, 0)) 914 return 0; 915 else 916 return ENOMEM; 917} 918 919static int 920pccard_get_resource(device_t dev, device_t child, int type, int rid, 921 u_long *startp, u_long *countp) 922{ 923 struct pccard_ivar *devi = PCCARD_IVAR(child); 924 struct resource_list *rl = &devi->resources; 925 struct resource_list_entry *rle; 926 927 rle = resource_list_find(rl, type, rid); 928 if (rle == NULL) 929 return (ENOENT); 930 931 if (startp != NULL) 932 *startp = rle->start; 933 if (countp != NULL) 934 *countp = rle->count; 935 936 return (0); 937} 938 939static void 940pccard_delete_resource(device_t dev, device_t child, int type, int rid) 941{ 942 struct pccard_ivar *devi = PCCARD_IVAR(child); 943 struct resource_list *rl = &devi->resources; 944 resource_list_delete(rl, type, rid); 945} 946 947static int 948pccard_set_res_flags(device_t dev, device_t child, int type, int rid, 949 u_int32_t flags) 950{ 951 return (CARD_SET_RES_FLAGS(device_get_parent(dev), child, type, 952 rid, flags)); 953} 954 955static int 956pccard_set_memory_offset(device_t dev, device_t child, int rid, 957 u_int32_t offset, u_int32_t *deltap) 958 959{ 960 return (CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid, 961 offset, deltap)); 962} 963 964static void 965pccard_probe_nomatch(device_t bus, device_t child) 966{ 967 struct pccard_ivar *devi = PCCARD_IVAR(child); 968 struct pccard_function *func = devi->fcn; 969 struct pccard_softc *sc = PCCARD_SOFTC(bus); 970 971 device_printf(bus, "<unknown card>"); 972 printf(" (manufacturer=0x%04x, product=0x%04x) at function %d\n", 973 sc->card.manufacturer, sc->card.product, func->number); 974 device_printf(bus, " CIS info: %s, %s, %s\n", sc->card.cis1_info[0], 975 sc->card.cis1_info[1], sc->card.cis1_info[2]); 976 return; 977} 978 979static int 980pccard_child_location_str(device_t bus, device_t child, char *buf, 981 size_t buflen) 982{ 983 struct pccard_ivar *devi = PCCARD_IVAR(child); 984 struct pccard_function *func = devi->fcn; 985 986 snprintf(buf, buflen, "function=%d", func->number); 987 return (0); 988} 989 990static int 991pccard_child_pnpinfo_str(device_t bus, device_t child, char *buf, 992 size_t buflen) 993{ 994 struct pccard_ivar *devi = PCCARD_IVAR(child); 995 struct pccard_function *func = devi->fcn; 996 struct pccard_softc *sc = PCCARD_SOFTC(bus); 997 998 snprintf(buf, buflen, "manufacturer=0x%04x product=0x%04x " 999 "cisvendor=\"%s\" cisproduct=\"%s\" function_type=%d", 1000 sc->card.manufacturer, sc->card.product, sc->card.cis1_info[0], 1001 sc->card.cis1_info[1], func->function); 1002 return (0); 1003} 1004 1005static int 1006pccard_read_ivar(device_t bus, device_t child, int which, u_char *result) 1007{ 1008 struct pccard_ivar *devi = PCCARD_IVAR(child); 1009 struct pccard_function *func = devi->fcn; 1010 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1011 1012 switch (which) { 1013 default: 1014 case PCCARD_IVAR_ETHADDR: 1015 bcopy(func->pf_funce_lan_nid, result, ETHER_ADDR_LEN); 1016 break; 1017 case PCCARD_IVAR_VENDOR: 1018 *(u_int32_t *) result = sc->card.manufacturer; 1019 break; 1020 case PCCARD_IVAR_PRODUCT: 1021 *(u_int32_t *) result = sc->card.product; 1022 break; 1023 case PCCARD_IVAR_PRODEXT: 1024 *(u_int16_t *) result = sc->card.prodext; 1025 break; 1026 case PCCARD_IVAR_FUNCTION: 1027 *(u_int32_t *) result = func->function; 1028 break; 1029 case PCCARD_IVAR_FUNCTION_NUMBER: 1030 if (!func) { 1031 device_printf(bus, "No function number, bug!\n"); 1032 return (ENOENT); 1033 } 1034 *(u_int32_t *) result = func->number; 1035 break; 1036 case PCCARD_IVAR_VENDOR_STR: 1037 *(char **) result = sc->card.cis1_info[0]; 1038 break; 1039 case PCCARD_IVAR_PRODUCT_STR: 1040 *(char **) result = sc->card.cis1_info[1]; 1041 break; 1042 case PCCARD_IVAR_CIS3_STR: 1043 *(char **) result = sc->card.cis1_info[2]; 1044 break; 1045 case PCCARD_IVAR_CIS4_STR: 1046 *(char **) result = sc->card.cis1_info[3]; 1047 break; 1048 } 1049 return (0); 1050} 1051 1052static void 1053pccard_driver_added(device_t dev, driver_t *driver) 1054{ 1055 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1056 struct pccard_function *pf; 1057 device_t child; 1058 1059 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 1060 if (STAILQ_EMPTY(&pf->cfe_head)) 1061 continue; 1062 child = pf->dev; 1063 if (device_get_state(child) != DS_NOTPRESENT) 1064 continue; 1065 if (pccard_function_enable(pf) == 0 && 1066 device_probe_and_attach(child) == 0) { 1067 DEVPRINTF((sc->dev, "function %d CCR at %d " 1068 "offset %x: %x %x %x %x, %x %x %x %x, %x\n", 1069 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 1070 pccard_ccr_read(pf, 0x00), 1071 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 1072 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 1073 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 1074 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 1075 } else { 1076 if (pf->cfe != NULL) 1077 pccard_function_disable(pf); 1078 } 1079 } 1080 return; 1081} 1082 1083static struct resource * 1084pccard_alloc_resource(device_t dev, device_t child, int type, int *rid, 1085 u_long start, u_long end, u_long count, u_int flags) 1086{ 1087 struct pccard_ivar *dinfo; 1088 struct resource_list_entry *rle = 0; 1089 int passthrough = (device_get_parent(child) != dev); 1090 int isdefault = (start == 0 && end == ~0UL && count == 1); 1091 struct resource *r = NULL; 1092 1093 /* XXX I'm no longer sure this is right */ 1094 if (passthrough) { 1095 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 1096 type, rid, start, end, count, flags)); 1097 } 1098 1099 dinfo = device_get_ivars(child); 1100 rle = resource_list_find(&dinfo->resources, type, *rid); 1101 1102 if (rle == NULL && isdefault) 1103 return (NULL); /* no resource of that type/rid */ 1104 if (rle == NULL || rle->res == NULL) { 1105 /* Do we want this device to own it? */ 1106 /* XXX I think so, but that might be lame XXX */ 1107 r = bus_alloc_resource(dev, type, rid, start, end, 1108 count, flags /* XXX aligment? */); 1109 if (r == NULL) 1110 goto bad; 1111 resource_list_add(&dinfo->resources, type, *rid, 1112 rman_get_start(r), rman_get_end(r), count); 1113 rle = resource_list_find(&dinfo->resources, type, *rid); 1114 if (!rle) 1115 goto bad; 1116 rle->res = r; 1117 } 1118 /* 1119 * XXX the following looks wrong, in theory, but likely it is 1120 * XXX needed because of how the CIS code allocates resources 1121 * XXX for this device. 1122 */ 1123 if (rman_get_device(rle->res) != dev) 1124 return (NULL); 1125 bus_release_resource(dev, type, *rid, rle->res); 1126 rle->res = NULL; 1127 switch(type) { 1128 case SYS_RES_IOPORT: 1129 case SYS_RES_MEMORY: 1130 if (!(flags & RF_ALIGNMENT_MASK)) 1131 flags |= rman_make_alignment_flags(rle->count); 1132 break; 1133 case SYS_RES_IRQ: 1134 flags |= RF_SHAREABLE; 1135 break; 1136 } 1137 rle->res = resource_list_alloc(&dinfo->resources, dev, child, 1138 type, rid, rle->start, rle->end, rle->count, flags); 1139 return (rle->res); 1140bad:; 1141 device_printf(dev, "WARNING: Resource not reserved by pccard\n"); 1142 return (NULL); 1143} 1144 1145static int 1146pccard_release_resource(device_t dev, device_t child, int type, int rid, 1147 struct resource *r) 1148{ 1149 struct pccard_ivar *dinfo; 1150 int passthrough = (device_get_parent(child) != dev); 1151 struct resource_list_entry *rle = 0; 1152 int ret; 1153 int flags; 1154 1155 if (passthrough) 1156 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 1157 type, rid, r); 1158 1159 dinfo = device_get_ivars(child); 1160 1161 rle = resource_list_find(&dinfo->resources, type, rid); 1162 1163 if (!rle) { 1164 device_printf(dev, "Allocated resource not found, " 1165 "%d %x %lx %lx\n", 1166 type, rid, rman_get_start(r), rman_get_size(r)); 1167 return ENOENT; 1168 } 1169 if (!rle->res) { 1170 device_printf(dev, "Allocated resource not recorded\n"); 1171 return ENOENT; 1172 } 1173 1174 ret = BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 1175 type, rid, r); 1176 switch(type) { 1177 case SYS_RES_IOPORT: 1178 case SYS_RES_MEMORY: 1179 flags = rman_make_alignment_flags(rle->count); 1180 break; 1181 case SYS_RES_IRQ: 1182 flags = RF_SHAREABLE; 1183 break; 1184 default: 1185 flags = 0; 1186 } 1187 rle->res = bus_alloc_resource(dev, type, &rid, 1188 rle->start, rle->end, rle->count, flags); 1189 if (rle->res == NULL) 1190 device_printf(dev, "release_resource: " 1191 "unable to reaquire resource\n"); 1192 return ret; 1193} 1194 1195static void 1196pccard_child_detached(device_t parent, device_t dev) 1197{ 1198 struct pccard_ivar *ivar = PCCARD_IVAR(dev); 1199 struct pccard_function *pf = ivar->fcn; 1200 1201 pccard_function_disable(pf); 1202} 1203 1204static void 1205pccard_intr(void *arg) 1206{ 1207 struct pccard_function *pf = (struct pccard_function*) arg; 1208 int reg; 1209 int doisr = 1; 1210 1211 /* 1212 * MFC cards know if they interrupted, so we have to ack the 1213 * interrupt and call the ISR. Non-MFC cards don't have these 1214 * bits, so they always get called. Many non-MFC cards have 1215 * this bit set always upon read, but some do not. 1216 * 1217 * We always ack the interrupt, even if there's no ISR 1218 * for the card. This is done on the theory that acking 1219 * the interrupt will pacify the card enough to keep an 1220 * interrupt storm from happening. Of course this won't 1221 * help in the non-MFC case. 1222 * 1223 * This has no impact for MPSAFEness of the client drivers. 1224 * We register this with whatever flags the intr_handler 1225 * was registered with. All these functions are MPSAFE. 1226 */ 1227 if (pccard_mfc(pf->sc)) { 1228 reg = pccard_ccr_read(pf, PCCARD_CCR_STATUS); 1229 if (reg & PCCARD_CCR_STATUS_INTR) 1230 pccard_ccr_write(pf, PCCARD_CCR_STATUS, 1231 reg & ~PCCARD_CCR_STATUS_INTR); 1232 else 1233 doisr = 0; 1234 } 1235 if (pf->intr_handler != NULL && doisr) 1236 pf->intr_handler(pf->intr_handler_arg); 1237} 1238 1239static int 1240pccard_setup_intr(device_t dev, device_t child, struct resource *irq, 1241 int flags, driver_intr_t *intr, void *arg, void **cookiep) 1242{ 1243 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1244 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1245 struct pccard_function *func = ivar->fcn; 1246 int err; 1247 1248 if (func->intr_handler != NULL) 1249 panic("Only one interrupt handler per function allowed"); 1250 err = bus_generic_setup_intr(dev, child, irq, flags, pccard_intr, 1251 func, cookiep); 1252 if (err != 0) 1253 return (err); 1254 func->intr_handler = intr; 1255 func->intr_handler_arg = arg; 1256 func->intr_handler_cookie = *cookiep; 1257 if (pccard_mfc(sc)) { 1258 pccard_ccr_write(func, PCCARD_CCR_OPTION, 1259 pccard_ccr_read(func, PCCARD_CCR_OPTION) | 1260 PCCARD_CCR_OPTION_IREQ_ENABLE); 1261 } 1262 return (0); 1263} 1264 1265static int 1266pccard_teardown_intr(device_t dev, device_t child, struct resource *r, 1267 void *cookie) 1268{ 1269 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1270 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1271 struct pccard_function *func = ivar->fcn; 1272 int ret; 1273 1274 if (pccard_mfc(sc)) { 1275 pccard_ccr_write(func, PCCARD_CCR_OPTION, 1276 pccard_ccr_read(func, PCCARD_CCR_OPTION) & 1277 ~PCCARD_CCR_OPTION_IREQ_ENABLE); 1278 } 1279 ret = bus_generic_teardown_intr(dev, child, r, cookie); 1280 if (ret == 0) { 1281 func->intr_handler = NULL; 1282 func->intr_handler_arg = NULL; 1283 func->intr_handler_cookie = NULL; 1284 } 1285 1286 return (ret); 1287} 1288 1289static int 1290pccard_activate_resource(device_t brdev, device_t child, int type, int rid, 1291 struct resource *r) 1292{ 1293 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1294 struct pccard_function *pf = ivar->fcn; 1295 1296 switch(type) { 1297 case SYS_RES_IOPORT: 1298 /* 1299 * We need to adjust IOBASE[01] and IOSIZE if we're an MFC 1300 * card. 1301 */ 1302 if (pccard_mfc(pf->sc)) 1303 pccard_mfc_adjust_iobase(pf, rman_get_start(r), 0, 1304 rman_get_size(r)); 1305 break; 1306 default: 1307 break; 1308 } 1309 return (bus_generic_activate_resource(brdev, child, type, rid, r)); 1310} 1311 1312static int 1313pccard_deactivate_resource(device_t brdev, device_t child, int type, 1314 int rid, struct resource *r) 1315{ 1316 /* XXX undo pccard_activate_resource? XXX */ 1317 return (bus_generic_deactivate_resource(brdev, child, type, rid, r)); 1318} 1319 1320static device_method_t pccard_methods[] = { 1321 /* Device interface */ 1322 DEVMETHOD(device_probe, pccard_probe), 1323 DEVMETHOD(device_attach, pccard_attach), 1324 DEVMETHOD(device_detach, pccard_detach), 1325 DEVMETHOD(device_shutdown, bus_generic_shutdown), 1326 DEVMETHOD(device_suspend, pccard_suspend), 1327 DEVMETHOD(device_resume, pccard_resume), 1328 1329 /* Bus interface */ 1330 DEVMETHOD(bus_print_child, pccard_print_child), 1331 DEVMETHOD(bus_driver_added, pccard_driver_added), 1332 DEVMETHOD(bus_child_detached, pccard_child_detached), 1333 DEVMETHOD(bus_alloc_resource, pccard_alloc_resource), 1334 DEVMETHOD(bus_release_resource, pccard_release_resource), 1335 DEVMETHOD(bus_activate_resource, pccard_activate_resource), 1336 DEVMETHOD(bus_deactivate_resource, pccard_deactivate_resource), 1337 DEVMETHOD(bus_setup_intr, pccard_setup_intr), 1338 DEVMETHOD(bus_teardown_intr, pccard_teardown_intr), 1339 DEVMETHOD(bus_set_resource, pccard_set_resource), 1340 DEVMETHOD(bus_get_resource, pccard_get_resource), 1341 DEVMETHOD(bus_delete_resource, pccard_delete_resource), 1342 DEVMETHOD(bus_probe_nomatch, pccard_probe_nomatch), 1343 DEVMETHOD(bus_read_ivar, pccard_read_ivar), 1344 DEVMETHOD(bus_child_pnpinfo_str, pccard_child_pnpinfo_str), 1345 DEVMETHOD(bus_child_location_str, pccard_child_location_str), 1346 1347 /* Card Interface */ 1348 DEVMETHOD(card_set_res_flags, pccard_set_res_flags), 1349 DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset), 1350 DEVMETHOD(card_attach_card, pccard_attach_card), 1351 DEVMETHOD(card_detach_card, pccard_detach_card), 1352 DEVMETHOD(card_compat_do_probe, pccard_compat_do_probe), 1353 DEVMETHOD(card_compat_do_attach, pccard_compat_do_attach), 1354 DEVMETHOD(card_do_product_lookup, pccard_do_product_lookup), 1355 1356 { 0, 0 } 1357}; 1358 1359static driver_t pccard_driver = { 1360 "pccard", 1361 pccard_methods, 1362 sizeof(struct pccard_softc) 1363}; 1364 1365devclass_t pccard_devclass; 1366 1367/* Maybe we need to have a slot device? */ 1368DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0); 1369DRIVER_MODULE(pccard, cbb, pccard_driver, pccard_devclass, 0, 0); 1370MODULE_VERSION(pccard, 1); 1371