pccard.c revision 147963
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 147963 2005-07-13 15:00:59Z 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#include <dev/pccard/pccard_cis.h> 54 55#include "power_if.h" 56#include "card_if.h" 57 58#define PCCARDDEBUG 59 60/* sysctl vars */ 61SYSCTL_NODE(_hw, OID_AUTO, pccard, CTLFLAG_RD, 0, "PCCARD parameters"); 62 63int pccard_debug = 0; 64TUNABLE_INT("hw.pccard.debug", &pccard_debug); 65SYSCTL_INT(_hw_pccard, OID_AUTO, debug, CTLFLAG_RW, 66 &pccard_debug, 0, 67 "pccard debug"); 68 69int pccard_cis_debug = 0; 70TUNABLE_INT("hw.pccard.cis_debug", &pccard_cis_debug); 71SYSCTL_INT(_hw_pccard, OID_AUTO, cis_debug, CTLFLAG_RW, 72 &pccard_cis_debug, 0, "pccard CIS debug"); 73 74#ifdef PCCARDDEBUG 75#define DPRINTF(arg) if (pccard_debug) printf arg 76#define DEVPRINTF(arg) if (pccard_debug) device_printf arg 77#define PRVERBOSE(arg) printf arg 78#define DEVPRVERBOSE(arg) device_printf arg 79#else 80#define DPRINTF(arg) 81#define DEVPRINTF(arg) 82#define PRVERBOSE(arg) if (bootverbose) printf arg 83#define DEVPRVERBOSE(arg) if (bootverbose) device_printf arg 84#endif 85 86static int pccard_ccr_read(struct pccard_function *pf, int ccr); 87static void pccard_ccr_write(struct pccard_function *pf, int ccr, int val); 88static int pccard_attach_card(device_t dev); 89static int pccard_detach_card(device_t dev); 90static void pccard_function_init(struct pccard_function *pf); 91static void pccard_function_free(struct pccard_function *pf); 92static int pccard_function_enable(struct pccard_function *pf); 93static void pccard_function_disable(struct pccard_function *pf); 94static int pccard_compat_do_probe(device_t bus, device_t dev); 95static int pccard_compat_do_attach(device_t bus, device_t dev); 96static int pccard_add_children(device_t dev, int busno); 97static int pccard_probe(device_t dev); 98static int pccard_attach(device_t dev); 99static int pccard_detach(device_t dev); 100static void pccard_print_resources(struct resource_list *rl, 101 const char *name, int type, int count, const char *format); 102static int pccard_print_child(device_t dev, device_t child); 103static int pccard_set_resource(device_t dev, device_t child, int type, 104 int rid, u_long start, u_long count); 105static int pccard_get_resource(device_t dev, device_t child, int type, 106 int rid, u_long *startp, u_long *countp); 107static void pccard_delete_resource(device_t dev, device_t child, int type, 108 int rid); 109static int pccard_set_res_flags(device_t dev, device_t child, int type, 110 int rid, uint32_t flags); 111static int pccard_set_memory_offset(device_t dev, device_t child, int rid, 112 uint32_t offset, uint32_t *deltap); 113static void pccard_probe_nomatch(device_t cbdev, device_t child); 114static int pccard_read_ivar(device_t bus, device_t child, int which, 115 u_char *result); 116static void pccard_driver_added(device_t dev, driver_t *driver); 117static struct resource *pccard_alloc_resource(device_t dev, 118 device_t child, int type, int *rid, u_long start, 119 u_long end, u_long count, u_int flags); 120static int pccard_release_resource(device_t dev, device_t child, int type, 121 int rid, struct resource *r); 122static void pccard_child_detached(device_t parent, device_t dev); 123static void pccard_intr(void *arg); 124static int pccard_setup_intr(device_t dev, device_t child, 125 struct resource *irq, int flags, driver_intr_t *intr, 126 void *arg, void **cookiep); 127static int pccard_teardown_intr(device_t dev, device_t child, 128 struct resource *r, void *cookie); 129 130static const struct pccard_product * 131pccard_do_product_lookup(device_t bus, device_t dev, 132 const struct pccard_product *tab, size_t ent_size, 133 pccard_product_match_fn matchfn); 134 135 136static int 137pccard_ccr_read(struct pccard_function *pf, int ccr) 138{ 139 return (bus_space_read_1(pf->pf_ccrt, pf->pf_ccrh, 140 pf->pf_ccr_offset + ccr)); 141} 142 143static void 144pccard_ccr_write(struct pccard_function *pf, int ccr, int val) 145{ 146 if ((pf->ccr_mask) & (1 << (ccr / 2))) { 147 bus_space_write_1(pf->pf_ccrt, pf->pf_ccrh, 148 pf->pf_ccr_offset + ccr, val); 149 } 150} 151 152static int 153pccard_set_default_descr(device_t dev) 154{ 155 const char *vendorstr, *prodstr; 156 uint32_t vendor, prod; 157 char *str; 158 159 if (pccard_get_vendor_str(dev, &vendorstr)) 160 return (0); 161 if (pccard_get_product_str(dev, &prodstr)) 162 return (0); 163 if (vendorstr != NULL && prodstr != NULL) { 164 str = malloc(strlen(vendorstr) + strlen(prodstr) + 2, M_DEVBUF, 165 M_WAITOK); 166 sprintf(str, "%s %s", vendorstr, prodstr); 167 device_set_desc_copy(dev, str); 168 free(str, M_DEVBUF); 169 } else { 170 if (pccard_get_vendor(dev, &vendor)) 171 return (0); 172 if (pccard_get_product(dev, &prod)) 173 return (0); 174 str = malloc(100, M_DEVBUF, M_WAITOK); 175 snprintf(str, 100, "vendor=0x%x product=0x%x", vendor, prod); 176 device_set_desc_copy(dev, str); 177 free(str, M_DEVBUF); 178 } 179 return (0); 180} 181 182static int 183pccard_attach_card(device_t dev) 184{ 185 struct pccard_softc *sc = PCCARD_SOFTC(dev); 186 struct pccard_function *pf; 187 struct pccard_ivar *ivar; 188 device_t child; 189 int i; 190 191 /* 192 * this is here so that when socket_enable calls gettype, trt happens 193 */ 194 STAILQ_INIT(&sc->card.pf_head); 195 196 DEVPRINTF((dev, "chip_socket_enable\n")); 197 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 198 199 DEVPRINTF((dev, "read_cis\n")); 200 pccard_read_cis(sc); 201 202 DEVPRINTF((dev, "check_cis_quirks\n")); 203 pccard_check_cis_quirks(dev); 204 205 /* 206 * bail now if the card has no functions, or if there was an error in 207 * the cis. 208 */ 209 210 if (sc->card.error) { 211 device_printf(dev, "CARD ERROR!\n"); 212 return (1); 213 } 214 if (STAILQ_EMPTY(&sc->card.pf_head)) { 215 device_printf(dev, "Card has no functions!\n"); 216 return (1); 217 } 218 219 if (bootverbose || pccard_debug) 220 pccard_print_cis(dev); 221 222 DEVPRINTF((dev, "functions scanning\n")); 223 i = -1; 224 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 225 i++; 226 if (STAILQ_EMPTY(&pf->cfe_head)) { 227 device_printf(dev, 228 "Function %d has no config entries.!\n", i); 229 continue; 230 } 231 pf->sc = sc; 232 pf->cfe = NULL; 233 pf->dev = NULL; 234 } 235 DEVPRINTF((dev, "Card has %d functions. pccard_mfc is %d\n", i + 1, 236 pccard_mfc(sc))); 237 238 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 239 if (STAILQ_EMPTY(&pf->cfe_head)) 240 continue; 241 /* 242 * In NetBSD, the drivers are responsible for activating 243 * each function of a card. I think that in FreeBSD we 244 * want to activate them enough for the usual bus_*_resource 245 * routines will do the right thing. This many mean a 246 * departure from the current NetBSD model. 247 * 248 * This seems to work well in practice for most cards. 249 * However, there are two cases that are problematic. 250 * If a driver wishes to pick and chose which config 251 * entry to use, then this method falls down. These 252 * are usually older cards. In addition, there are 253 * some cards that have multiple hardware units on the 254 * cards, but presents only one CIS chain. These cards 255 * are combination cards, but only one of these units 256 * can be on at a time. 257 */ 258 ivar = malloc(sizeof(struct pccard_ivar), M_DEVBUF, 259 M_WAITOK | M_ZERO); 260 resource_list_init(&ivar->resources); 261 child = device_add_child(dev, NULL, -1); 262 device_set_ivars(child, ivar); 263 ivar->pf = pf; 264 pf->dev = child; 265 /* 266 * XXX We might want to move the next three lines into 267 * XXX the pccard interface layer. For the moment, this 268 * XXX is OK, but some drivers want to pick the config 269 * XXX entry to use as well as some address tweaks (mostly 270 * XXX due to bugs in decode logic that makes some 271 * XXX addresses illegal or broken). 272 */ 273 pccard_function_init(pf); 274 if (sc->sc_enabled_count == 0) 275 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 276 if (pccard_function_enable(pf) == 0 && 277 pccard_set_default_descr(child) == 0 && 278 device_probe_and_attach(child) == 0) { 279 DEVPRINTF((sc->dev, "function %d CCR at %d " 280 "offset %x mask %x: " 281 "%x %x %x %x, %x %x %x %x, %x\n", 282 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 283 pf->ccr_mask, pccard_ccr_read(pf, 0x00), 284 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 285 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 286 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 287 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 288 } else { 289 if (pf->cfe != NULL) 290 pccard_function_disable(pf); 291 } 292 } 293 return (0); 294} 295 296static int 297pccard_detach_card(device_t dev) 298{ 299 struct pccard_softc *sc = PCCARD_SOFTC(dev); 300 struct pccard_function *pf; 301 struct pccard_config_entry *cfe; 302 int state; 303 304 /* 305 * We are running on either the PCCARD socket's event thread 306 * or in user context detaching a device by user request. 307 */ 308 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 309 if (pf->dev == NULL) 310 continue; 311 state = device_get_state(pf->dev); 312 if (state == DS_ATTACHED || state == DS_BUSY) 313 device_detach(pf->dev); 314 if (pf->cfe != NULL) 315 pccard_function_disable(pf); 316 pccard_function_free(pf); 317 device_delete_child(dev, pf->dev); 318 } 319 if (sc->sc_enabled_count == 0) 320 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 321 322 while (NULL != (pf = STAILQ_FIRST(&sc->card.pf_head))) { 323 while (NULL != (cfe = STAILQ_FIRST(&pf->cfe_head))) { 324 STAILQ_REMOVE_HEAD(&pf->cfe_head, cfe_list); 325 free(cfe, M_DEVBUF); 326 } 327 STAILQ_REMOVE_HEAD(&sc->card.pf_head, pf_list); 328 free(pf, M_DEVBUF); 329 } 330 return (0); 331} 332 333static const struct pccard_product * 334pccard_do_product_lookup(device_t bus, device_t dev, 335 const struct pccard_product *tab, size_t ent_size, 336 pccard_product_match_fn matchfn) 337{ 338 const struct pccard_product *ent; 339 int matches; 340 uint32_t vendor; 341 uint32_t prod; 342 const char *vendorstr; 343 const char *prodstr; 344 const char *cis3str; 345 const char *cis4str; 346 347#ifdef DIAGNOSTIC 348 if (sizeof *ent > ent_size) 349 panic("pccard_product_lookup: bogus ent_size %jd", 350 (intmax_t) ent_size); 351#endif 352 if (pccard_get_vendor(dev, &vendor)) 353 return (NULL); 354 if (pccard_get_product(dev, &prod)) 355 return (NULL); 356 if (pccard_get_vendor_str(dev, &vendorstr)) 357 return (NULL); 358 if (pccard_get_product_str(dev, &prodstr)) 359 return (NULL); 360 if (pccard_get_cis3_str(dev, &cis3str)) 361 return (NULL); 362 if (pccard_get_cis4_str(dev, &cis4str)) 363 return (NULL); 364 for (ent = tab; ent->pp_vendor != 0; ent = 365 (const struct pccard_product *) ((const char *) ent + ent_size)) { 366 matches = 1; 367 if (ent->pp_vendor == PCCARD_VENDOR_ANY && 368 ent->pp_product == PCCARD_PRODUCT_ANY && 369 ent->pp_cis[0] == NULL && 370 ent->pp_cis[1] == NULL) { 371 if (ent->pp_name) 372 device_printf(dev, 373 "Total wildcard entry ignored for %s\n", 374 ent->pp_name); 375 continue; 376 } 377 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY && 378 vendor != ent->pp_vendor) 379 matches = 0; 380 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY && 381 prod != ent->pp_product) 382 matches = 0; 383 if (matches && ent->pp_cis[0] && 384 (vendorstr == NULL || 385 strcmp(ent->pp_cis[0], vendorstr) != 0)) 386 matches = 0; 387 if (matches && ent->pp_cis[1] && 388 (prodstr == NULL || 389 strcmp(ent->pp_cis[1], prodstr) != 0)) 390 matches = 0; 391 if (matches && ent->pp_cis[2] && 392 (cis3str == NULL || 393 strcmp(ent->pp_cis[2], cis3str) != 0)) 394 matches = 0; 395 if (matches && ent->pp_cis[3] && 396 (cis4str == NULL || 397 strcmp(ent->pp_cis[3], cis4str) != 0)) 398 matches = 0; 399 if (matchfn != NULL) 400 matches = (*matchfn)(dev, ent, matches); 401 if (matches) 402 return (ent); 403 } 404 return (NULL); 405} 406 407/* 408 * Initialize a PCCARD function. May be called as long as the function is 409 * disabled. 410 * 411 * Note: pccard_function_init should not keep resources allocated. It should 412 * only set them up ala isa pnp, set the values in the rl lists, and return. 413 * Any resource held after pccard_function_init is called is a bug. However, 414 * the bus routines to get the resources also assume that pccard_function_init 415 * does this, so they need to be fixed too. 416 */ 417static void 418pccard_function_init(struct pccard_function *pf) 419{ 420 struct pccard_config_entry *cfe; 421 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 422 struct resource_list *rl = &devi->resources; 423 struct resource_list_entry *rle; 424 struct resource *r = 0; 425 device_t bus; 426 u_long start, end, len; 427 int i, rid, spaces; 428 429 if (pf->pf_flags & PFF_ENABLED) { 430 printf("pccard_function_init: function is enabled"); 431 return; 432 } 433 bus = device_get_parent(pf->dev); 434 /* Remember which configuration entry we are using. */ 435 STAILQ_FOREACH(cfe, &pf->cfe_head, cfe_list) { 436 if (cfe->iftype != PCCARD_IFTYPE_IO) 437 continue; 438 spaces = 0; 439 for (i = 0; i < cfe->num_iospace; i++) { 440 start = cfe->iospace[i].start; 441 if (start) 442 end = start + cfe->iospace[i].length - 1; 443 else 444 end = ~0UL; 445 DEVPRINTF((bus, "I/O rid %d start %lx end %lx\n", 446 i, start, end)); 447 rid = i; 448 len = cfe->iospace[i].length; 449 r = bus_alloc_resource(bus, SYS_RES_IOPORT, &rid, 450 start, end, len, rman_make_alignment_flags(len)); 451 if (r == NULL) 452 goto not_this_one; 453 rle = resource_list_add(rl, SYS_RES_IOPORT, 454 rid, rman_get_start(r), rman_get_end(r), 455 cfe->iospace[i].length); 456 if (rle == NULL) 457 panic("Cannot add resource rid %d IOPORT", rid); 458 rle->res = r; 459 spaces++; 460 } 461 for (i = 0; i < cfe->num_memspace; i++) { 462 start = cfe->memspace[i].hostaddr; 463 if (start) 464 end = start + cfe->memspace[i].length - 1; 465 else 466 end = ~0UL; 467 DEVPRINTF((bus, "Memory rid %d start %lx end %lx\n", 468 i, start, end)); 469 rid = i; 470 len = cfe->memspace[i].length; 471 r = bus_alloc_resource(bus, SYS_RES_MEMORY, &rid, 472 start, end, len, rman_make_alignment_flags(len)); 473 if (r == NULL) 474 goto not_this_one; 475 rle = resource_list_add(rl, SYS_RES_MEMORY, 476 rid, rman_get_start(r), rman_get_end(r), 477 cfe->memspace[i].length); 478 if (rle == NULL) 479 panic("Cannot add resource rid %d MEM", rid); 480 rle->res = r; 481 spaces++; 482 } 483 if (spaces == 0) { 484 DEVPRINTF((bus, "Neither memory nor I/O mapped\n")); 485 goto not_this_one; 486 } 487 if (cfe->irqmask) { 488 rid = 0; 489 r = bus_alloc_resource_any(bus, SYS_RES_IRQ, &rid, 490 RF_SHAREABLE); 491 if (r == NULL) 492 goto not_this_one; 493 rle = resource_list_add(rl, SYS_RES_IRQ, rid, 494 rman_get_start(r), rman_get_end(r), 1); 495 if (rle == NULL) 496 panic("Cannot add resource rid %d IRQ", rid); 497 rle->res = r; 498 } 499 /* If we get to here, we've allocated all we need */ 500 pf->cfe = cfe; 501 break; 502 not_this_one:; 503 DEVPRVERBOSE((bus, "Allocation failed for cfe %d\n", 504 cfe->number)); 505 resource_list_purge(rl); 506 } 507} 508 509/* 510 * Free resources allocated by pccard_function_init(), May be called as long 511 * as the function is disabled. 512 * 513 * NOTE: This function should be unnecessary. pccard_function_init should 514 * never keep resources initialized. 515 */ 516static void 517pccard_function_free(struct pccard_function *pf) 518{ 519 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 520 struct resource_list_entry *rle; 521 522 if (pf->pf_flags & PFF_ENABLED) { 523 printf("pccard_function_init: function is enabled"); 524 return; 525 } 526 527 STAILQ_FOREACH(rle, &devi->resources, link) { 528 if (rle->res) { 529 if (rman_get_device(rle->res) != pf->sc->dev) 530 device_printf(pf->sc->dev, 531 "function_free: Resource still owned by " 532 "child, oops. " 533 "(type=%d, rid=%d, addr=%lx)\n", 534 rle->type, rle->rid, 535 rman_get_start(rle->res)); 536 BUS_RELEASE_RESOURCE(device_get_parent(pf->sc->dev), 537 pf->sc->dev, rle->type, rle->rid, rle->res); 538 rle->res = NULL; 539 } 540 } 541 resource_list_free(&devi->resources); 542} 543 544static void 545pccard_mfc_adjust_iobase(struct pccard_function *pf, bus_addr_t addr, 546 bus_addr_t offset, bus_size_t size) 547{ 548 bus_size_t iosize, tmp; 549 550 if (addr != 0) { 551 if (pf->pf_mfc_iomax == 0) { 552 pf->pf_mfc_iobase = addr + offset; 553 pf->pf_mfc_iomax = pf->pf_mfc_iobase + size; 554 } else { 555 /* this makes the assumption that nothing overlaps */ 556 if (pf->pf_mfc_iobase > addr + offset) 557 pf->pf_mfc_iobase = addr + offset; 558 if (pf->pf_mfc_iomax < addr + offset + size) 559 pf->pf_mfc_iomax = addr + offset + size; 560 } 561 } 562 563 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 564 /* round up to nearest (2^n)-1 */ 565 for (iosize = 1; iosize < tmp; iosize <<= 1) 566 ; 567 iosize--; 568 569 DEVPRINTF((pf->dev, "MFC: I/O base %#jx IOSIZE %#jx\n", 570 (uintmax_t)pf->pf_mfc_iobase, (uintmax_t)(iosize + 1))); 571 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 572 pf->pf_mfc_iobase & 0xff); 573 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 574 (pf->pf_mfc_iobase >> 8) & 0xff); 575 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 576 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 577 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 578} 579 580/* Enable a PCCARD function */ 581static int 582pccard_function_enable(struct pccard_function *pf) 583{ 584 struct pccard_function *tmp; 585 int reg; 586 device_t dev = pf->sc->dev; 587 588 if (pf->cfe == NULL) { 589 DEVPRVERBOSE((dev, "No config entry could be allocated.\n")); 590 return (ENOMEM); 591 } 592 593 /* 594 * Increase the reference count on the socket, enabling power, if 595 * necessary. 596 */ 597 pf->sc->sc_enabled_count++; 598 599 if (pf->pf_flags & PFF_ENABLED) { 600 /* 601 * Don't do anything if we're already enabled. 602 */ 603 return (0); 604 } 605 606 /* 607 * it's possible for different functions' CCRs to be in the same 608 * underlying page. Check for that. 609 */ 610 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 611 if ((tmp->pf_flags & PFF_ENABLED) && 612 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 613 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 614 (tmp->ccr_base - tmp->pf_ccr_offset + 615 tmp->pf_ccr_realsize))) { 616 pf->pf_ccrt = tmp->pf_ccrt; 617 pf->pf_ccrh = tmp->pf_ccrh; 618 pf->pf_ccr_realsize = tmp->pf_ccr_realsize; 619 620 /* 621 * pf->pf_ccr_offset = (tmp->pf_ccr_offset - 622 * tmp->ccr_base) + pf->ccr_base; 623 */ 624 /* pf->pf_ccr_offset = 625 (tmp->pf_ccr_offset + pf->ccr_base) - 626 tmp->ccr_base; */ 627 pf->pf_ccr_window = tmp->pf_ccr_window; 628 break; 629 } 630 } 631 if (tmp == NULL) { 632 pf->ccr_rid = 0; 633 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY, 634 &pf->ccr_rid, 0, ~0, 1 << 10, RF_ACTIVE); 635 if (!pf->ccr_res) 636 goto bad; 637 DEVPRINTF((dev, "ccr_res == %lx-%lx, base=%x\n", 638 rman_get_start(pf->ccr_res), rman_get_end(pf->ccr_res), 639 pf->ccr_base)); 640 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, 641 pf->ccr_rid, PCCARD_A_MEM_ATTR); 642 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev, 643 pf->ccr_rid, pf->ccr_base, &pf->pf_ccr_offset); 644 pf->pf_ccrt = rman_get_bustag(pf->ccr_res); 645 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res); 646 pf->pf_ccr_realsize = 1; 647 } 648 649 reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX); 650 reg |= PCCARD_CCR_OPTION_LEVIREQ; 651 if (pccard_mfc(pf->sc)) { 652 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE | 653 PCCARD_CCR_OPTION_ADDR_DECODE); 654 /* PCCARD_CCR_OPTION_IRQ_ENABLE set elsewhere as needed */ 655 } 656 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 657 658 reg = 0; 659 if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0) 660 reg |= PCCARD_CCR_STATUS_IOIS8; 661 if (pf->cfe->flags & PCCARD_CFE_AUDIO) 662 reg |= PCCARD_CCR_STATUS_AUDIO; 663 pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg); 664 665 pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0); 666 667 if (pccard_mfc(pf->sc)) 668 pccard_mfc_adjust_iobase(pf, 0, 0, 0); 669 670#ifdef PCCARDDEBUG 671 if (pccard_debug) { 672 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 673 device_printf(tmp->sc->dev, 674 "function %d CCR at %d offset %x: " 675 "%x %x %x %x, %x %x %x %x, %x\n", 676 tmp->number, tmp->pf_ccr_window, 677 tmp->pf_ccr_offset, 678 pccard_ccr_read(tmp, 0x00), 679 pccard_ccr_read(tmp, 0x02), 680 pccard_ccr_read(tmp, 0x04), 681 pccard_ccr_read(tmp, 0x06), 682 pccard_ccr_read(tmp, 0x0A), 683 pccard_ccr_read(tmp, 0x0C), 684 pccard_ccr_read(tmp, 0x0E), 685 pccard_ccr_read(tmp, 0x10), 686 pccard_ccr_read(tmp, 0x12)); 687 } 688 } 689#endif 690 pf->pf_flags |= PFF_ENABLED; 691 return (0); 692 693 bad: 694 /* 695 * Decrement the reference count, and power down the socket, if 696 * necessary. 697 */ 698 pf->sc->sc_enabled_count--; 699 DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count)); 700 701 return (1); 702} 703 704/* Disable PCCARD function. */ 705static void 706pccard_function_disable(struct pccard_function *pf) 707{ 708 struct pccard_function *tmp; 709 device_t dev = pf->sc->dev; 710 711 if (pf->cfe == NULL) 712 panic("pccard_function_disable: function not initialized"); 713 714 if ((pf->pf_flags & PFF_ENABLED) == 0) { 715 /* 716 * Don't do anything if we're already disabled. 717 */ 718 return; 719 } 720 721 if (pf->intr_handler != NULL) { 722 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 723 struct resource_list_entry *rle = 724 resource_list_find(&devi->resources, SYS_RES_IRQ, 0); 725 if (rle == NULL) 726 panic("Can't disable an interrupt with no IRQ res\n"); 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->pf->number, 882 devi->pf->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 uint32_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 uint32_t offset, uint32_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 *pf = devi->pf; 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, pf->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 *pf = devi->pf; 985 986 snprintf(buf, buflen, "function=%d", pf->number); 987 return (0); 988} 989 990/* XXX Maybe this should be in subr_bus? */ 991static void 992pccard_safe_quote(char *dst, const char *src, size_t len) 993{ 994 char *walker = dst, *ep = dst + len - 1; 995 996 if (len == 0) 997 return; 998 while (walker < ep) 999 { 1000 if (*src == '"') { 1001 if (ep - walker < 2) 1002 break; 1003 *walker++ = '\\'; 1004 } 1005 *walker++ = *src++; 1006 } 1007 *walker = '\0'; 1008} 1009 1010static int 1011pccard_child_pnpinfo_str(device_t bus, device_t child, char *buf, 1012 size_t buflen) 1013{ 1014 struct pccard_ivar *devi = PCCARD_IVAR(child); 1015 struct pccard_function *pf = devi->pf; 1016 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1017 char cis0[128], cis1[128]; 1018 1019 pccard_safe_quote(cis0, sc->card.cis1_info[0], sizeof(cis0)); 1020 pccard_safe_quote(cis1, sc->card.cis1_info[1], sizeof(cis1)); 1021 snprintf(buf, buflen, "manufacturer=0x%04x product=0x%04x " 1022 "cisvendor=\"%s\" cisproduct=\"%s\" function_type=%d", 1023 sc->card.manufacturer, sc->card.product, cis0, cis1, pf->function); 1024 return (0); 1025} 1026 1027static int 1028pccard_read_ivar(device_t bus, device_t child, int which, u_char *result) 1029{ 1030 struct pccard_ivar *devi = PCCARD_IVAR(child); 1031 struct pccard_function *pf = devi->pf; 1032 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1033 1034 if (!pf) 1035 panic("No pccard function pointer"); 1036 switch (which) { 1037 default: 1038 return (EINVAL); 1039 case PCCARD_IVAR_ETHADDR: 1040 bcopy(pf->pf_funce_lan_nid, result, ETHER_ADDR_LEN); 1041 break; 1042 case PCCARD_IVAR_VENDOR: 1043 *(uint32_t *)result = sc->card.manufacturer; 1044 break; 1045 case PCCARD_IVAR_PRODUCT: 1046 *(uint32_t *)result = sc->card.product; 1047 break; 1048 case PCCARD_IVAR_PRODEXT: 1049 *(uint16_t *)result = sc->card.prodext; 1050 break; 1051 case PCCARD_IVAR_FUNCTION: 1052 *(uint32_t *)result = pf->function; 1053 break; 1054 case PCCARD_IVAR_FUNCTION_NUMBER: 1055 *(uint32_t *)result = pf->number; 1056 break; 1057 case PCCARD_IVAR_VENDOR_STR: 1058 *(const char **)result = sc->card.cis1_info[0]; 1059 break; 1060 case PCCARD_IVAR_PRODUCT_STR: 1061 *(const char **)result = sc->card.cis1_info[1]; 1062 break; 1063 case PCCARD_IVAR_CIS3_STR: 1064 *(const char **)result = sc->card.cis1_info[2]; 1065 break; 1066 case PCCARD_IVAR_CIS4_STR: 1067 *(const char **)result = sc->card.cis1_info[3]; 1068 break; 1069 } 1070 return (0); 1071} 1072 1073static void 1074pccard_driver_added(device_t dev, driver_t *driver) 1075{ 1076 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1077 struct pccard_function *pf; 1078 device_t child; 1079 1080 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 1081 if (STAILQ_EMPTY(&pf->cfe_head)) 1082 continue; 1083 child = pf->dev; 1084 if (device_get_state(child) != DS_NOTPRESENT) 1085 continue; 1086 if (pccard_function_enable(pf) == 0 && 1087 device_probe_and_attach(child) == 0) { 1088 DEVPRINTF((sc->dev, "function %d CCR at %d " 1089 "offset %x: %x %x %x %x, %x %x %x %x, %x\n", 1090 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 1091 pccard_ccr_read(pf, 0x00), 1092 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 1093 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 1094 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 1095 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 1096 } else { 1097 if (pf->cfe != NULL) 1098 pccard_function_disable(pf); 1099 } 1100 } 1101 return; 1102} 1103 1104static struct resource * 1105pccard_alloc_resource(device_t dev, device_t child, int type, int *rid, 1106 u_long start, u_long end, u_long count, u_int flags) 1107{ 1108 struct pccard_ivar *dinfo; 1109 struct resource_list_entry *rle = 0; 1110 int passthrough = (device_get_parent(child) != dev); 1111 int isdefault = (start == 0 && end == ~0UL && count == 1); 1112 struct resource *r = NULL; 1113 1114 /* XXX I'm no longer sure this is right */ 1115 if (passthrough) { 1116 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 1117 type, rid, start, end, count, flags)); 1118 } 1119 1120 dinfo = device_get_ivars(child); 1121 rle = resource_list_find(&dinfo->resources, type, *rid); 1122 1123 if (rle == NULL && isdefault) 1124 return (NULL); /* no resource of that type/rid */ 1125 if (rle == NULL || rle->res == NULL) { 1126 /* XXX Need to adjust flags */ 1127 r = bus_alloc_resource(dev, type, rid, start, end, 1128 count, flags); 1129 if (r == NULL) 1130 goto bad; 1131 resource_list_add(&dinfo->resources, type, *rid, 1132 rman_get_start(r), rman_get_end(r), count); 1133 rle = resource_list_find(&dinfo->resources, type, *rid); 1134 if (!rle) 1135 goto bad; 1136 rle->res = r; 1137 } 1138 /* 1139 * If dev doesn't own the device, then we can't give this device 1140 * out. 1141 */ 1142 if (rman_get_device(rle->res) != dev) 1143 return (NULL); 1144 rman_set_device(rle->res, child); 1145 if (flags & RF_ACTIVE) 1146 BUS_ACTIVATE_RESOURCE(dev, child, type, *rid, rle->res); 1147 return (rle->res); 1148bad:; 1149 device_printf(dev, "WARNING: Resource not reserved by pccard\n"); 1150 return (NULL); 1151} 1152 1153static int 1154pccard_release_resource(device_t dev, device_t child, int type, int rid, 1155 struct resource *r) 1156{ 1157 struct pccard_ivar *dinfo; 1158 int passthrough = (device_get_parent(child) != dev); 1159 struct resource_list_entry *rle = 0; 1160 1161 if (passthrough) 1162 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 1163 type, rid, r); 1164 1165 dinfo = device_get_ivars(child); 1166 1167 rle = resource_list_find(&dinfo->resources, type, rid); 1168 1169 if (!rle) { 1170 device_printf(dev, "Allocated resource not found, " 1171 "%d %x %lx %lx\n", 1172 type, rid, rman_get_start(r), rman_get_size(r)); 1173 return ENOENT; 1174 } 1175 if (!rle->res) { 1176 device_printf(dev, "Allocated resource not recorded\n"); 1177 return ENOENT; 1178 } 1179 /* 1180 * Deactivate the resource (since it is being released), and 1181 * assign it to the bus. 1182 */ 1183 BUS_DEACTIVATE_RESOURCE(dev, child, type, rid, rle->res); 1184 rman_set_device(rle->res, dev); 1185 return (0); 1186} 1187 1188static void 1189pccard_child_detached(device_t parent, device_t dev) 1190{ 1191 struct pccard_ivar *ivar = PCCARD_IVAR(dev); 1192 struct pccard_function *pf = ivar->pf; 1193 1194 pccard_function_disable(pf); 1195} 1196 1197static void 1198pccard_intr(void *arg) 1199{ 1200 struct pccard_function *pf = (struct pccard_function*) arg; 1201 int reg; 1202 int doisr = 1; 1203 1204 /* 1205 * MFC cards know if they interrupted, so we have to ack the 1206 * interrupt and call the ISR. Non-MFC cards don't have these 1207 * bits, so they always get called. Many non-MFC cards have 1208 * this bit set always upon read, but some do not. 1209 * 1210 * We always ack the interrupt, even if there's no ISR 1211 * for the card. This is done on the theory that acking 1212 * the interrupt will pacify the card enough to keep an 1213 * interrupt storm from happening. Of course this won't 1214 * help in the non-MFC case. 1215 * 1216 * This has no impact for MPSAFEness of the client drivers. 1217 * We register this with whatever flags the intr_handler 1218 * was registered with. All these functions are MPSAFE. 1219 */ 1220 if (pccard_mfc(pf->sc)) { 1221 reg = pccard_ccr_read(pf, PCCARD_CCR_STATUS); 1222 if (reg & PCCARD_CCR_STATUS_INTR) 1223 pccard_ccr_write(pf, PCCARD_CCR_STATUS, 1224 reg & ~PCCARD_CCR_STATUS_INTR); 1225 else 1226 doisr = 0; 1227 } 1228 if (pf->intr_handler != NULL && doisr) 1229 pf->intr_handler(pf->intr_handler_arg); 1230} 1231 1232static int 1233pccard_setup_intr(device_t dev, device_t child, struct resource *irq, 1234 int flags, driver_intr_t *intr, void *arg, void **cookiep) 1235{ 1236 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1237 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1238 struct pccard_function *pf = ivar->pf; 1239 int err; 1240 1241 if (pf->intr_handler != NULL) 1242 panic("Only one interrupt handler per function allowed"); 1243 err = bus_generic_setup_intr(dev, child, irq, flags, pccard_intr, 1244 pf, cookiep); 1245 if (err != 0) 1246 return (err); 1247 pf->intr_handler = intr; 1248 pf->intr_handler_arg = arg; 1249 pf->intr_handler_cookie = *cookiep; 1250 if (pccard_mfc(sc)) { 1251 pccard_ccr_write(pf, PCCARD_CCR_OPTION, 1252 pccard_ccr_read(pf, PCCARD_CCR_OPTION) | 1253 PCCARD_CCR_OPTION_IREQ_ENABLE); 1254 } 1255 return (0); 1256} 1257 1258static int 1259pccard_teardown_intr(device_t dev, device_t child, struct resource *r, 1260 void *cookie) 1261{ 1262 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1263 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1264 struct pccard_function *pf = ivar->pf; 1265 int ret; 1266 1267 if (pccard_mfc(sc)) { 1268 pccard_ccr_write(pf, PCCARD_CCR_OPTION, 1269 pccard_ccr_read(pf, PCCARD_CCR_OPTION) & 1270 ~PCCARD_CCR_OPTION_IREQ_ENABLE); 1271 } 1272 ret = bus_generic_teardown_intr(dev, child, r, cookie); 1273 if (ret == 0) { 1274 pf->intr_handler = NULL; 1275 pf->intr_handler_arg = NULL; 1276 pf->intr_handler_cookie = NULL; 1277 } 1278 1279 return (ret); 1280} 1281 1282static int 1283pccard_activate_resource(device_t brdev, device_t child, int type, int rid, 1284 struct resource *r) 1285{ 1286 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1287 struct pccard_function *pf = ivar->pf; 1288 1289 switch(type) { 1290 case SYS_RES_IOPORT: 1291 /* 1292 * We need to adjust IOBASE[01] and IOSIZE if we're an MFC 1293 * card. 1294 */ 1295 if (pccard_mfc(pf->sc)) 1296 pccard_mfc_adjust_iobase(pf, rman_get_start(r), 0, 1297 rman_get_size(r)); 1298 break; 1299 default: 1300 break; 1301 } 1302 return (bus_generic_activate_resource(brdev, child, type, rid, r)); 1303} 1304 1305static int 1306pccard_deactivate_resource(device_t brdev, device_t child, int type, 1307 int rid, struct resource *r) 1308{ 1309 /* XXX undo pccard_activate_resource? XXX */ 1310 return (bus_generic_deactivate_resource(brdev, child, type, rid, r)); 1311} 1312 1313static device_method_t pccard_methods[] = { 1314 /* Device interface */ 1315 DEVMETHOD(device_probe, pccard_probe), 1316 DEVMETHOD(device_attach, pccard_attach), 1317 DEVMETHOD(device_detach, pccard_detach), 1318 DEVMETHOD(device_shutdown, bus_generic_shutdown), 1319 DEVMETHOD(device_suspend, pccard_suspend), 1320 DEVMETHOD(device_resume, pccard_resume), 1321 1322 /* Bus interface */ 1323 DEVMETHOD(bus_print_child, pccard_print_child), 1324 DEVMETHOD(bus_driver_added, pccard_driver_added), 1325 DEVMETHOD(bus_child_detached, pccard_child_detached), 1326 DEVMETHOD(bus_alloc_resource, pccard_alloc_resource), 1327 DEVMETHOD(bus_release_resource, pccard_release_resource), 1328 DEVMETHOD(bus_activate_resource, pccard_activate_resource), 1329 DEVMETHOD(bus_deactivate_resource, pccard_deactivate_resource), 1330 DEVMETHOD(bus_setup_intr, pccard_setup_intr), 1331 DEVMETHOD(bus_teardown_intr, pccard_teardown_intr), 1332 DEVMETHOD(bus_set_resource, pccard_set_resource), 1333 DEVMETHOD(bus_get_resource, pccard_get_resource), 1334 DEVMETHOD(bus_delete_resource, pccard_delete_resource), 1335 DEVMETHOD(bus_probe_nomatch, pccard_probe_nomatch), 1336 DEVMETHOD(bus_read_ivar, pccard_read_ivar), 1337 DEVMETHOD(bus_child_pnpinfo_str, pccard_child_pnpinfo_str), 1338 DEVMETHOD(bus_child_location_str, pccard_child_location_str), 1339 1340 /* Card Interface */ 1341 DEVMETHOD(card_set_res_flags, pccard_set_res_flags), 1342 DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset), 1343 DEVMETHOD(card_attach_card, pccard_attach_card), 1344 DEVMETHOD(card_detach_card, pccard_detach_card), 1345 DEVMETHOD(card_compat_do_probe, pccard_compat_do_probe), 1346 DEVMETHOD(card_compat_do_attach, pccard_compat_do_attach), 1347 DEVMETHOD(card_do_product_lookup, pccard_do_product_lookup), 1348 DEVMETHOD(card_cis_scan, pccard_scan_cis), 1349 1350 { 0, 0 } 1351}; 1352 1353static driver_t pccard_driver = { 1354 "pccard", 1355 pccard_methods, 1356 sizeof(struct pccard_softc) 1357}; 1358 1359devclass_t pccard_devclass; 1360 1361/* Maybe we need to have a slot device? */ 1362DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0); 1363DRIVER_MODULE(pccard, cbb, pccard_driver, pccard_devclass, 0, 0); 1364MODULE_VERSION(pccard, 1); 1365