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 * $FreeBSD: src/sys/dev/pccard/pccard.c,v 1.108 2005/07/15 01:43:08 imp Exp $ 32 * $DragonFly: src/sys/bus/pccard/pccard.c,v 1.21 2007/08/14 15:32:32 sephe Exp $ 33 */ 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 <sys/rman.h> 46 47 #include <net/ethernet.h> 48 49 #include <bus/pccard/pccardreg.h> 50 #include <bus/pccard/pccardvar.h> 51 #include <bus/pccard/pccard_cis.h> 52 53 #include "power_if.h" 54 #include "card_if.h" 55 56 #define PCCARDDEBUG 57 58 /* sysctl vars */ 59 SYSCTL_NODE(_hw, OID_AUTO, pccard, CTLFLAG_RD, 0, "PCCARD parameters"); 60 61 int pccard_debug = 0; 62 TUNABLE_INT("hw.pccard.debug", &pccard_debug); 63 SYSCTL_INT(_hw_pccard, OID_AUTO, debug, CTLFLAG_RW, 64 &pccard_debug, 0, 65 "pccard debug"); 66 67 int pccard_cis_debug = 0; 68 TUNABLE_INT("hw.pccard.cis_debug", &pccard_cis_debug); 69 SYSCTL_INT(_hw_pccard, OID_AUTO, cis_debug, CTLFLAG_RW, 70 &pccard_cis_debug, 0, "pccard CIS debug"); 71 72 #ifdef PCCARDDEBUG 73 #define DPRINTF(arg) if (pccard_debug) kprintf arg 74 #define DEVPRINTF(arg) if (pccard_debug) device_printf arg 75 #define PRVERBOSE(arg) kprintf arg 76 #define DEVPRVERBOSE(arg) device_printf arg 77 #else 78 #define DPRINTF(arg) 79 #define DEVPRINTF(arg) 80 #define PRVERBOSE(arg) if (bootverbose) kprintf arg 81 #define DEVPRVERBOSE(arg) if (bootverbose) device_printf arg 82 #endif 83 84 static int pccard_ccr_read(struct pccard_function *pf, int ccr); 85 static void pccard_ccr_write(struct pccard_function *pf, int ccr, int val); 86 static int pccard_attach_card(device_t dev); 87 static int pccard_detach_card(device_t dev); 88 static void pccard_function_init(struct pccard_function *pf); 89 static void pccard_function_free(struct pccard_function *pf); 90 static int pccard_function_enable(struct pccard_function *pf); 91 static void pccard_function_disable(struct pccard_function *pf); 92 static int pccard_compat_do_probe(device_t bus, device_t dev); 93 static int pccard_compat_do_attach(device_t bus, device_t dev); 94 static int pccard_add_children(device_t dev, int busno); 95 static int pccard_probe(device_t dev); 96 static int pccard_attach(device_t dev); 97 static int pccard_detach(device_t dev); 98 static void pccard_print_resources(struct resource_list *rl, 99 const char *name, int type, int count, const char *format); 100 static int pccard_print_child(device_t dev, device_t child); 101 static int pccard_set_resource(device_t dev, device_t child, int type, 102 int rid, u_long start, u_long count); 103 static int pccard_get_resource(device_t dev, device_t child, int type, 104 int rid, u_long *startp, u_long *countp); 105 static void pccard_delete_resource(device_t dev, device_t child, int type, 106 int rid); 107 static int pccard_set_res_flags(device_t dev, device_t child, int type, 108 int rid, uint32_t flags); 109 static int pccard_set_memory_offset(device_t dev, device_t child, int rid, 110 uint32_t offset, uint32_t *deltap); 111 static void pccard_probe_nomatch(device_t cbdev, device_t child); 112 static int pccard_read_ivar(device_t bus, device_t child, int which, 113 u_char *result); 114 static void pccard_driver_added(device_t dev, driver_t *driver); 115 static struct resource *pccard_alloc_resource(device_t dev, 116 device_t child, int type, int *rid, u_long start, 117 u_long end, u_long count, u_int flags); 118 static int pccard_release_resource(device_t dev, device_t child, int type, 119 int rid, struct resource *r); 120 static void pccard_child_detached(device_t parent, device_t dev); 121 static void pccard_intr(void *arg); 122 static int pccard_setup_intr(device_t dev, device_t child, 123 struct resource *irq, int flags, driver_intr_t *intr, 124 void *arg, void **cookiep, lwkt_serialize_t serializer); 125 static int pccard_teardown_intr(device_t dev, device_t child, 126 struct resource *r, void *cookie); 127 128 static const struct pccard_product * 129 pccard_do_product_lookup(device_t bus, device_t dev, 130 const struct pccard_product *tab, size_t ent_size, 131 pccard_product_match_fn matchfn); 132 133 134 static int 135 pccard_ccr_read(struct pccard_function *pf, int ccr) 136 { 137 return (bus_space_read_1(pf->pf_ccrt, pf->pf_ccrh, 138 pf->pf_ccr_offset + ccr)); 139 } 140 141 static void 142 pccard_ccr_write(struct pccard_function *pf, int ccr, int val) 143 { 144 if ((pf->ccr_mask) & (1 << (ccr / 2))) { 145 bus_space_write_1(pf->pf_ccrt, pf->pf_ccrh, 146 pf->pf_ccr_offset + ccr, val); 147 } 148 } 149 150 static int 151 pccard_set_default_descr(device_t dev) 152 { 153 const char *vendorstr, *prodstr; 154 uint32_t vendor, prod; 155 char *str; 156 157 vendorstr = pccard_get_vendor_str(dev); 158 prodstr = pccard_get_product_str(dev); 159 if (vendorstr != NULL && prodstr != NULL) { 160 str = kmalloc(strlen(vendorstr) + strlen(prodstr) + 2, M_DEVBUF, 161 M_WAITOK); 162 ksprintf(str, "%s %s", vendorstr, prodstr); 163 device_set_desc_copy(dev, str); 164 kfree(str, M_DEVBUF); 165 } else { 166 vendor = pccard_get_vendor(dev); 167 prod = pccard_get_product(dev); 168 169 str = kmalloc(100, M_DEVBUF, M_WAITOK); 170 ksnprintf(str, 100, "vendor=0x%x product=0x%x", vendor, prod); 171 device_set_desc_copy(dev, str); 172 kfree(str, M_DEVBUF); 173 } 174 return (0); 175 } 176 177 static int 178 pccard_attach_card(device_t dev) 179 { 180 struct pccard_softc *sc = PCCARD_SOFTC(dev); 181 struct pccard_function *pf; 182 struct pccard_ivar *ivar; 183 device_t child; 184 int i; 185 186 /* 187 * this is here so that when socket_enable calls gettype, trt happens 188 */ 189 STAILQ_INIT(&sc->card.pf_head); 190 191 DEVPRINTF((dev, "chip_socket_enable\n")); 192 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 193 194 DEVPRINTF((dev, "read_cis\n")); 195 pccard_read_cis(sc); 196 197 DEVPRINTF((dev, "check_cis_quirks\n")); 198 pccard_check_cis_quirks(dev); 199 200 /* 201 * bail now if the card has no functions, or if there was an error in 202 * the cis. 203 */ 204 205 if (sc->card.error) { 206 device_printf(dev, "CARD ERROR!\n"); 207 return (1); 208 } 209 if (STAILQ_EMPTY(&sc->card.pf_head)) { 210 device_printf(dev, "Card has no functions!\n"); 211 return (1); 212 } 213 214 if (bootverbose || pccard_debug) 215 pccard_print_cis(dev); 216 217 DEVPRINTF((dev, "functions scanning\n")); 218 i = -1; 219 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 220 i++; 221 if (STAILQ_EMPTY(&pf->cfe_head)) { 222 device_printf(dev, 223 "Function %d has no config entries.!\n", i); 224 continue; 225 } 226 pf->sc = sc; 227 pf->cfe = NULL; 228 pf->dev = NULL; 229 } 230 DEVPRINTF((dev, "Card has %d functions. pccard_mfc is %d\n", i + 1, 231 pccard_mfc(sc))); 232 233 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 234 if (STAILQ_EMPTY(&pf->cfe_head)) 235 continue; 236 /* 237 * In NetBSD, the drivers are responsible for activating 238 * each function of a card. I think that in FreeBSD we 239 * want to activate them enough for the usual bus_*_resource 240 * routines will do the right thing. This many mean a 241 * departure from the current NetBSD model. 242 * 243 * This seems to work well in practice for most cards. 244 * However, there are two cases that are problematic. 245 * If a driver wishes to pick and chose which config 246 * entry to use, then this method falls down. These 247 * are usually older cards. In addition, there are 248 * some cards that have multiple hardware units on the 249 * cards, but presents only one CIS chain. These cards 250 * are combination cards, but only one of these units 251 * can be on at a time. 252 */ 253 ivar = kmalloc(sizeof(struct pccard_ivar), M_DEVBUF, 254 M_WAITOK | M_ZERO); 255 resource_list_init(&ivar->resources); 256 child = device_add_child(dev, NULL, -1); 257 device_set_ivars(child, ivar); 258 ivar->pf = pf; 259 pf->dev = child; 260 /* 261 * XXX We might want to move the next three lines into 262 * XXX the pccard interface layer. For the moment, this 263 * XXX is OK, but some drivers want to pick the config 264 * XXX entry to use as well as some address tweaks (mostly 265 * XXX due to bugs in decode logic that makes some 266 * XXX addresses illegal or broken). 267 */ 268 pccard_function_init(pf); 269 if (sc->sc_enabled_count == 0) 270 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 271 if (pccard_function_enable(pf) == 0 && 272 pccard_set_default_descr(child) == 0 && 273 device_probe_and_attach(child) == 0) { 274 DEVPRINTF((sc->dev, "function %d CCR at %d " 275 "offset %x mask %x: " 276 "%x %x %x %x, %x %x %x %x, %x\n", 277 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 278 pf->ccr_mask, pccard_ccr_read(pf, 0x00), 279 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 280 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 281 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 282 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 283 } else { 284 if (pf->cfe != NULL) 285 pccard_function_disable(pf); 286 } 287 } 288 return (0); 289 } 290 291 static int 292 pccard_detach_card(device_t dev) 293 { 294 struct pccard_softc *sc = PCCARD_SOFTC(dev); 295 struct pccard_function *pf; 296 struct pccard_config_entry *cfe; 297 int state; 298 299 /* 300 * We are running on either the PCCARD socket's event thread 301 * or in user context detaching a device by user request. 302 */ 303 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 304 if (pf->dev == NULL) 305 continue; 306 state = device_get_state(pf->dev); 307 if (state == DS_ATTACHED || state == DS_BUSY) 308 device_detach(pf->dev); 309 if (pf->cfe != NULL) 310 pccard_function_disable(pf); 311 pccard_function_free(pf); 312 device_delete_child(dev, pf->dev); 313 } 314 if (sc->sc_enabled_count == 0) 315 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 316 317 while (NULL != (pf = STAILQ_FIRST(&sc->card.pf_head))) { 318 while (NULL != (cfe = STAILQ_FIRST(&pf->cfe_head))) { 319 STAILQ_REMOVE_HEAD(&pf->cfe_head, cfe_list); 320 kfree(cfe, M_DEVBUF); 321 } 322 STAILQ_REMOVE_HEAD(&sc->card.pf_head, pf_list); 323 kfree(pf, M_DEVBUF); 324 } 325 return (0); 326 } 327 328 static const struct pccard_product * 329 pccard_do_product_lookup(device_t bus, device_t dev, 330 const struct pccard_product *tab, size_t ent_size, 331 pccard_product_match_fn matchfn) 332 { 333 const struct pccard_product *ent; 334 int matches; 335 uint32_t vendor; 336 uint32_t prod; 337 const char *vendorstr; 338 const char *prodstr; 339 const char *cis3str; 340 const char *cis4str; 341 342 #ifdef DIAGNOSTIC 343 if (sizeof *ent > ent_size) 344 panic("pccard_product_lookup: bogus ent_size %jd", 345 (intmax_t) ent_size); 346 #endif 347 vendor = pccard_get_vendor(dev); 348 prod = pccard_get_product(dev); 349 vendorstr = pccard_get_vendor_str(dev); 350 prodstr = pccard_get_product_str(dev); 351 cis3str = pccard_get_cis3_str(dev); 352 cis4str = pccard_get_cis4_str(dev); 353 354 for (ent = tab; ent->pp_vendor != 0; ent = 355 (const struct pccard_product *) ((const char *) ent + ent_size)) { 356 matches = 1; 357 if (ent->pp_vendor == PCCARD_VENDOR_ANY && 358 ent->pp_product == PCCARD_PRODUCT_ANY && 359 ent->pp_cis[0] == NULL && 360 ent->pp_cis[1] == NULL) { 361 if (ent->pp_name) 362 device_printf(dev, 363 "Total wildcard entry ignored for %s\n", 364 ent->pp_name); 365 continue; 366 } 367 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY && 368 vendor != ent->pp_vendor) 369 matches = 0; 370 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY && 371 prod != ent->pp_product) 372 matches = 0; 373 if (matches && ent->pp_cis[0] && 374 (vendorstr == NULL || 375 strcmp(ent->pp_cis[0], vendorstr) != 0)) 376 matches = 0; 377 if (matches && ent->pp_cis[1] && 378 (prodstr == NULL || 379 strcmp(ent->pp_cis[1], prodstr) != 0)) 380 matches = 0; 381 if (matches && ent->pp_cis[2] && 382 (cis3str == NULL || 383 strcmp(ent->pp_cis[2], cis3str) != 0)) 384 matches = 0; 385 if (matches && ent->pp_cis[3] && 386 (cis4str == NULL || 387 strcmp(ent->pp_cis[3], cis4str) != 0)) 388 matches = 0; 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 */ 407 static void 408 pccard_function_init(struct pccard_function *pf) 409 { 410 struct pccard_config_entry *cfe; 411 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 412 struct resource_list *rl = &devi->resources; 413 struct resource_list_entry *rle; 414 struct resource *r = 0; 415 device_t bus; 416 u_long start, end, len; 417 int i, rid, spaces; 418 419 if (pf->pf_flags & PFF_ENABLED) { 420 kprintf("pccard_function_init: function is enabled"); 421 return; 422 } 423 bus = device_get_parent(pf->dev); 424 /* Remember which configuration entry we are using. */ 425 STAILQ_FOREACH(cfe, &pf->cfe_head, cfe_list) { 426 if (cfe->iftype != PCCARD_IFTYPE_IO) 427 continue; 428 spaces = 0; 429 for (i = 0; i < cfe->num_iospace; i++) { 430 start = cfe->iospace[i].start; 431 if (start) 432 end = start + cfe->iospace[i].length - 1; 433 else 434 end = ~0UL; 435 DEVPRINTF((bus, "I/O rid %d start %lx end %lx\n", 436 i, start, end)); 437 rid = i; 438 len = cfe->iospace[i].length; 439 r = bus_alloc_resource(bus, SYS_RES_IOPORT, &rid, 440 start, end, len, rman_make_alignment_flags(len)); 441 if (r == NULL) 442 goto not_this_one; 443 resource_list_add(rl, SYS_RES_IOPORT, 444 rid, rman_get_start(r), rman_get_end(r), 445 cfe->iospace[i].length); 446 rle = resource_list_find(rl, SYS_RES_IOPORT, rid); 447 if (rle == NULL) 448 panic("Cannot add resource rid %d IOPORT", rid); 449 rle->res = r; 450 spaces++; 451 } 452 for (i = 0; i < cfe->num_memspace; i++) { 453 start = cfe->memspace[i].hostaddr; 454 if (start) 455 end = start + cfe->memspace[i].length - 1; 456 else 457 end = ~0UL; 458 DEVPRINTF((bus, "Memory rid %d start %lx end %lx\n", 459 i, start, end)); 460 rid = i; 461 len = cfe->memspace[i].length; 462 r = bus_alloc_resource(bus, SYS_RES_MEMORY, &rid, 463 start, end, len, rman_make_alignment_flags(len)); 464 if (r == NULL) 465 goto not_this_one; 466 resource_list_add(rl, SYS_RES_MEMORY, 467 rid, rman_get_start(r), rman_get_end(r), 468 cfe->memspace[i].length); 469 rle = resource_list_find(rl, SYS_RES_MEMORY, rid); 470 if (rle == NULL) 471 panic("Cannot add resource rid %d MEM", rid); 472 rle->res = r; 473 spaces++; 474 } 475 if (spaces == 0) { 476 DEVPRINTF((bus, "Neither memory nor I/O mapped\n")); 477 goto not_this_one; 478 } 479 if (cfe->irqmask) { 480 rid = 0; 481 r = bus_alloc_resource_any(bus, SYS_RES_IRQ, &rid, 482 RF_SHAREABLE); 483 if (r == NULL) 484 goto not_this_one; 485 resource_list_add(rl, SYS_RES_IRQ, rid, 486 rman_get_start(r), rman_get_end(r), 1); 487 rle = resource_list_find(rl, SYS_RES_IRQ, rid); 488 if (rle == NULL) 489 panic("Cannot add resource rid %d IRQ", rid); 490 rle->res = r; 491 } 492 /* If we get to here, we've allocated all we need */ 493 pf->cfe = cfe; 494 break; 495 not_this_one:; 496 DEVPRVERBOSE((bus, "Allocation failed for cfe %d\n", 497 cfe->number)); 498 #if 0 /* YYY */ 499 resource_list_purge(rl); 500 #endif 501 } 502 } 503 504 /* 505 * Free resources allocated by pccard_function_init(), May be called as long 506 * as the function is disabled. 507 * 508 * NOTE: This function should be unnecessary. pccard_function_init should 509 * never keep resources initialized. 510 */ 511 static void 512 pccard_function_free(struct pccard_function *pf) 513 { 514 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 515 struct resource_list_entry *rle; 516 517 if (pf->pf_flags & PFF_ENABLED) { 518 kprintf("pccard_function_init: function is enabled"); 519 return; 520 } 521 522 SLIST_FOREACH(rle, &devi->resources, link) { 523 if (rle->res) { 524 if (rman_get_device(rle->res) != pf->sc->dev) 525 device_printf(pf->sc->dev, 526 "function_free: Resource still owned by " 527 "child, oops. " 528 "(type=%d, rid=%d, addr=%lx)\n", 529 rle->type, rle->rid, 530 rman_get_start(rle->res)); 531 BUS_RELEASE_RESOURCE(device_get_parent(pf->sc->dev), 532 pf->sc->dev, rle->type, rle->rid, rle->res); 533 rle->res = NULL; 534 } 535 } 536 resource_list_free(&devi->resources); 537 } 538 539 static void 540 pccard_mfc_adjust_iobase(struct pccard_function *pf, bus_addr_t addr, 541 bus_addr_t offset, bus_size_t size) 542 { 543 bus_size_t iosize, tmp; 544 545 if (addr != 0) { 546 if (pf->pf_mfc_iomax == 0) { 547 pf->pf_mfc_iobase = addr + offset; 548 pf->pf_mfc_iomax = pf->pf_mfc_iobase + size; 549 } else { 550 /* this makes the assumption that nothing overlaps */ 551 if (pf->pf_mfc_iobase > addr + offset) 552 pf->pf_mfc_iobase = addr + offset; 553 if (pf->pf_mfc_iomax < addr + offset + size) 554 pf->pf_mfc_iomax = addr + offset + size; 555 } 556 } 557 558 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 559 /* round up to nearest (2^n)-1 */ 560 for (iosize = 1; iosize < tmp; iosize <<= 1) 561 ; 562 iosize--; 563 564 DEVPRINTF((pf->dev, "MFC: I/O base %#jx IOSIZE %#jx\n", 565 (uintmax_t)pf->pf_mfc_iobase, (uintmax_t)(iosize + 1))); 566 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 567 pf->pf_mfc_iobase & 0xff); 568 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 569 (pf->pf_mfc_iobase >> 8) & 0xff); 570 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 571 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 572 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 573 } 574 575 /* Enable a PCCARD function */ 576 static int 577 pccard_function_enable(struct pccard_function *pf) 578 { 579 struct pccard_function *tmp; 580 int reg; 581 device_t dev = pf->sc->dev; 582 583 if (pf->cfe == NULL) { 584 DEVPRVERBOSE((dev, "No config entry could be allocated.\n")); 585 return (ENOMEM); 586 } 587 588 /* 589 * Increase the reference count on the socket, enabling power, if 590 * necessary. 591 */ 592 pf->sc->sc_enabled_count++; 593 594 if (pf->pf_flags & PFF_ENABLED) { 595 /* 596 * Don't do anything if we're already enabled. 597 */ 598 return (0); 599 } 600 601 /* 602 * it's possible for different functions' CCRs to be in the same 603 * underlying page. Check for that. 604 */ 605 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 606 if ((tmp->pf_flags & PFF_ENABLED) && 607 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 608 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 609 (tmp->ccr_base - tmp->pf_ccr_offset + 610 tmp->pf_ccr_realsize))) { 611 pf->pf_ccrt = tmp->pf_ccrt; 612 pf->pf_ccrh = tmp->pf_ccrh; 613 pf->pf_ccr_realsize = tmp->pf_ccr_realsize; 614 615 /* 616 * pf->pf_ccr_offset = (tmp->pf_ccr_offset - 617 * tmp->ccr_base) + pf->ccr_base; 618 */ 619 /* pf->pf_ccr_offset = 620 (tmp->pf_ccr_offset + pf->ccr_base) - 621 tmp->ccr_base; */ 622 pf->pf_ccr_window = tmp->pf_ccr_window; 623 break; 624 } 625 } 626 if (tmp == NULL) { 627 pf->ccr_rid = 0; 628 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY, 629 &pf->ccr_rid, 0, ~0, 1 << 10, RF_ACTIVE); 630 if (!pf->ccr_res) 631 goto bad; 632 DEVPRINTF((dev, "ccr_res == %lx-%lx, base=%x\n", 633 rman_get_start(pf->ccr_res), rman_get_end(pf->ccr_res), 634 pf->ccr_base)); 635 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, 636 pf->ccr_rid, PCCARD_A_MEM_ATTR); 637 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev, 638 pf->ccr_rid, pf->ccr_base, &pf->pf_ccr_offset); 639 pf->pf_ccrt = rman_get_bustag(pf->ccr_res); 640 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res); 641 pf->pf_ccr_realsize = 1; 642 } 643 644 reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX); 645 reg |= PCCARD_CCR_OPTION_LEVIREQ; 646 if (pccard_mfc(pf->sc)) { 647 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE | 648 PCCARD_CCR_OPTION_ADDR_DECODE); 649 /* PCCARD_CCR_OPTION_IRQ_ENABLE set elsewhere as needed */ 650 } 651 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 652 653 reg = 0; 654 if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0) 655 reg |= PCCARD_CCR_STATUS_IOIS8; 656 if (pf->cfe->flags & PCCARD_CFE_AUDIO) 657 reg |= PCCARD_CCR_STATUS_AUDIO; 658 pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg); 659 660 pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0); 661 662 if (pccard_mfc(pf->sc)) 663 pccard_mfc_adjust_iobase(pf, 0, 0, 0); 664 665 #ifdef PCCARDDEBUG 666 if (pccard_debug) { 667 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 668 device_printf(tmp->sc->dev, 669 "function %d CCR at %d offset %x: " 670 "%x %x %x %x, %x %x %x %x, %x\n", 671 tmp->number, tmp->pf_ccr_window, 672 tmp->pf_ccr_offset, 673 pccard_ccr_read(tmp, 0x00), 674 pccard_ccr_read(tmp, 0x02), 675 pccard_ccr_read(tmp, 0x04), 676 pccard_ccr_read(tmp, 0x06), 677 pccard_ccr_read(tmp, 0x0A), 678 pccard_ccr_read(tmp, 0x0C), 679 pccard_ccr_read(tmp, 0x0E), 680 pccard_ccr_read(tmp, 0x10), 681 pccard_ccr_read(tmp, 0x12)); 682 } 683 } 684 #endif 685 pf->pf_flags |= PFF_ENABLED; 686 return (0); 687 688 bad: 689 /* 690 * Decrement the reference count, and power down the socket, if 691 * necessary. 692 */ 693 pf->sc->sc_enabled_count--; 694 DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count)); 695 696 return (1); 697 } 698 699 /* Disable PCCARD function. */ 700 static void 701 pccard_function_disable(struct pccard_function *pf) 702 { 703 struct pccard_function *tmp; 704 device_t dev = pf->sc->dev; 705 706 if (pf->cfe == NULL) 707 panic("pccard_function_disable: function not initialized"); 708 709 if ((pf->pf_flags & PFF_ENABLED) == 0) { 710 /* 711 * Don't do anything if we're already disabled. 712 */ 713 return; 714 } 715 716 if (pf->intr_handler != NULL) { 717 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 718 struct resource_list_entry *rle = 719 resource_list_find(&devi->resources, SYS_RES_IRQ, 0); 720 if (rle == NULL) 721 panic("Can't disable an interrupt with no IRQ res\n"); 722 BUS_TEARDOWN_INTR(dev, pf->dev, rle->res, 723 pf->intr_handler_cookie); 724 } 725 726 /* 727 * it's possible for different functions' CCRs to be in the same 728 * underlying page. Check for that. Note we mark us as disabled 729 * first to avoid matching ourself. 730 */ 731 732 pf->pf_flags &= ~PFF_ENABLED; 733 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 734 if ((tmp->pf_flags & PFF_ENABLED) && 735 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 736 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 737 (tmp->ccr_base - tmp->pf_ccr_offset + 738 tmp->pf_ccr_realsize))) 739 break; 740 } 741 742 /* Not used by anyone else; unmap the CCR. */ 743 if (tmp == NULL) { 744 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid, 745 pf->ccr_res); 746 pf->ccr_res = NULL; 747 } 748 749 /* 750 * Decrement the reference count, and power down the socket, if 751 * necessary. 752 */ 753 pf->sc->sc_enabled_count--; 754 } 755 756 /* 757 * simulate the old "probe" routine. In the new world order, the driver 758 * needs to grab devices while in the old they were assigned to the device by 759 * the pccardd process. These symbols are exported to the upper layers. 760 */ 761 static int 762 pccard_compat_do_probe(device_t bus, device_t dev) 763 { 764 return (CARD_COMPAT_MATCH(dev)); 765 } 766 767 static int 768 pccard_compat_do_attach(device_t bus, device_t dev) 769 { 770 int err; 771 772 err = CARD_COMPAT_PROBE(dev); 773 if (err <= 0) 774 err = CARD_COMPAT_ATTACH(dev); 775 return (err); 776 } 777 778 #define PCCARD_NPORT 2 779 #define PCCARD_NMEM 5 780 #define PCCARD_NIRQ 1 781 #define PCCARD_NDRQ 0 782 783 static int 784 pccard_add_children(device_t dev, int busno) 785 { 786 /* Call parent to scan for any current children */ 787 return (0); 788 } 789 790 static int 791 pccard_probe(device_t dev) 792 { 793 device_set_desc(dev, "16-bit PCCard bus"); 794 return (pccard_add_children(dev, device_get_unit(dev))); 795 } 796 797 static int 798 pccard_attach(device_t dev) 799 { 800 struct pccard_softc *sc = PCCARD_SOFTC(dev); 801 802 sc->dev = dev; 803 sc->sc_enabled_count = 0; 804 return (bus_generic_attach(dev)); 805 } 806 807 static int 808 pccard_detach(device_t dev) 809 { 810 pccard_detach_card(dev); 811 return 0; 812 } 813 814 static int 815 pccard_suspend(device_t self) 816 { 817 pccard_detach_card(self); 818 return (0); 819 } 820 821 static 822 int 823 pccard_resume(device_t self) 824 { 825 return (0); 826 } 827 828 static void 829 pccard_print_resources(struct resource_list *rl, const char *name, int type, 830 int count, const char *format) 831 { 832 struct resource_list_entry *rle; 833 int printed; 834 int i; 835 836 printed = 0; 837 for (i = 0; i < count; i++) { 838 rle = resource_list_find(rl, type, i); 839 if (rle != NULL) { 840 if (printed == 0) 841 kprintf(" %s ", name); 842 else if (printed > 0) 843 kprintf(","); 844 printed++; 845 kprintf(format, rle->start); 846 if (rle->count > 1) { 847 kprintf("-"); 848 kprintf(format, rle->start + rle->count - 1); 849 } 850 } else if (i > 3) { 851 /* check the first few regardless */ 852 break; 853 } 854 } 855 } 856 857 static int 858 pccard_print_child(device_t dev, device_t child) 859 { 860 struct pccard_ivar *devi = PCCARD_IVAR(child); 861 struct resource_list *rl = &devi->resources; 862 int retval = 0; 863 864 retval += bus_print_child_header(dev, child); 865 retval += kprintf(" at"); 866 867 if (devi != NULL) { 868 pccard_print_resources(rl, "port", SYS_RES_IOPORT, 869 PCCARD_NPORT, "%#lx"); 870 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY, 871 PCCARD_NMEM, "%#lx"); 872 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ, 873 "%ld"); 874 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ, 875 "%ld"); 876 retval += kprintf(" function %d config %d", devi->pf->number, 877 devi->pf->cfe->number); 878 } 879 880 retval += bus_print_child_footer(dev, child); 881 882 return (retval); 883 } 884 885 static int 886 pccard_set_resource(device_t dev, device_t child, int type, int rid, 887 u_long start, u_long count) 888 { 889 struct pccard_ivar *devi = PCCARD_IVAR(child); 890 struct resource_list *rl = &devi->resources; 891 892 if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY 893 && type != SYS_RES_IRQ && type != SYS_RES_DRQ) 894 return (EINVAL); 895 if (rid < 0) 896 return (EINVAL); 897 if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT) 898 return (EINVAL); 899 if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM) 900 return (EINVAL); 901 if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ) 902 return (EINVAL); 903 if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ) 904 return (EINVAL); 905 906 resource_list_add(rl, type, rid, start, start + count - 1, count); 907 if (NULL != resource_list_alloc(rl, device_get_parent(dev), dev, 908 type, &rid, start, start + count - 1, count, 0)) 909 return 0; 910 else 911 return ENOMEM; 912 } 913 914 static int 915 pccard_get_resource(device_t dev, device_t child, int type, int rid, 916 u_long *startp, u_long *countp) 917 { 918 struct pccard_ivar *devi = PCCARD_IVAR(child); 919 struct resource_list *rl = &devi->resources; 920 struct resource_list_entry *rle; 921 922 rle = resource_list_find(rl, type, rid); 923 if (rle == NULL) 924 return (ENOENT); 925 926 if (startp != NULL) 927 *startp = rle->start; 928 if (countp != NULL) 929 *countp = rle->count; 930 931 return (0); 932 } 933 934 static void 935 pccard_delete_resource(device_t dev, device_t child, int type, int rid) 936 { 937 struct pccard_ivar *devi = PCCARD_IVAR(child); 938 struct resource_list *rl = &devi->resources; 939 resource_list_delete(rl, type, rid); 940 } 941 942 static int 943 pccard_set_res_flags(device_t dev, device_t child, int type, int rid, 944 uint32_t flags) 945 { 946 return (CARD_SET_RES_FLAGS(device_get_parent(dev), child, type, 947 rid, flags)); 948 } 949 950 static int 951 pccard_set_memory_offset(device_t dev, device_t child, int rid, 952 uint32_t offset, uint32_t *deltap) 953 954 { 955 return (CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid, 956 offset, deltap)); 957 } 958 959 static void 960 pccard_probe_nomatch(device_t bus, device_t child) 961 { 962 struct pccard_ivar *devi = PCCARD_IVAR(child); 963 struct pccard_function *pf = devi->pf; 964 struct pccard_softc *sc = PCCARD_SOFTC(bus); 965 int i; 966 967 device_printf(bus, "<unknown card>"); 968 kprintf(" (manufacturer=0x%04x, product=0x%04x, function_type=%d) " 969 "at function %d\n", sc->card.manufacturer, sc->card.product, 970 pf->function, pf->number); 971 device_printf(bus, " CIS info: "); 972 for (i = 0; sc->card.cis1_info[i] != NULL && i < 4; i++) 973 kprintf("%s%s", i > 0 ? ", " : "", sc->card.cis1_info[i]); 974 kprintf("\n"); 975 return; 976 } 977 978 static int 979 pccard_child_location_str(device_t bus, device_t child, char *buf, 980 size_t buflen) 981 { 982 struct pccard_ivar *devi = PCCARD_IVAR(child); 983 struct pccard_function *pf = devi->pf; 984 985 ksnprintf(buf, buflen, "function=%d", pf->number); 986 return (0); 987 } 988 989 /* XXX Maybe this should be in subr_bus? */ 990 static void 991 pccard_safe_quote(char *dst, const char *src, size_t len) 992 { 993 char *walker = dst, *ep = dst + len - 1; 994 995 if (len == 0) 996 return; 997 while (walker < ep) 998 { 999 if (*src == '"') { 1000 if (ep - walker < 2) 1001 break; 1002 *walker++ = '\\'; 1003 } 1004 *walker++ = *src++; 1005 } 1006 *walker = '\0'; 1007 } 1008 1009 static int 1010 pccard_child_pnpinfo_str(device_t bus, device_t child, char *buf, 1011 size_t buflen) 1012 { 1013 struct pccard_ivar *devi = PCCARD_IVAR(child); 1014 struct pccard_function *pf = devi->pf; 1015 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1016 char cis0[128], cis1[128]; 1017 1018 pccard_safe_quote(cis0, sc->card.cis1_info[0], sizeof(cis0)); 1019 pccard_safe_quote(cis1, sc->card.cis1_info[1], sizeof(cis1)); 1020 ksnprintf(buf, buflen, "manufacturer=0x%04x product=0x%04x " 1021 "cisvendor=\"%s\" cisproduct=\"%s\" function_type=%d", 1022 sc->card.manufacturer, sc->card.product, cis0, cis1, pf->function); 1023 return (0); 1024 } 1025 1026 static int 1027 pccard_read_ivar(device_t bus, device_t child, int which, u_char *result) 1028 { 1029 struct pccard_ivar *devi = PCCARD_IVAR(child); 1030 struct pccard_function *pf = devi->pf; 1031 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1032 1033 if (!pf) 1034 panic("No pccard function pointer"); 1035 switch (which) { 1036 default: 1037 return (EINVAL); 1038 case PCCARD_IVAR_ETHADDR: 1039 *(const uint8_t **)result = pf->pf_funce_lan_nid; 1040 break; 1041 case PCCARD_IVAR_VENDOR: 1042 *(uint32_t *)result = sc->card.manufacturer; 1043 break; 1044 case PCCARD_IVAR_PRODUCT: 1045 *(uint32_t *)result = sc->card.product; 1046 break; 1047 case PCCARD_IVAR_PRODEXT: 1048 *(uint16_t *)result = sc->card.prodext; 1049 break; 1050 case PCCARD_IVAR_FUNCTION: 1051 *(uint32_t *)result = pf->function; 1052 break; 1053 case PCCARD_IVAR_FUNCTION_NUMBER: 1054 *(uint32_t *)result = pf->number; 1055 break; 1056 case PCCARD_IVAR_VENDOR_STR: 1057 *(const char **)result = sc->card.cis1_info[0]; 1058 break; 1059 case PCCARD_IVAR_PRODUCT_STR: 1060 *(const char **)result = sc->card.cis1_info[1]; 1061 break; 1062 case PCCARD_IVAR_CIS3_STR: 1063 *(const char **)result = sc->card.cis1_info[2]; 1064 break; 1065 case PCCARD_IVAR_CIS4_STR: 1066 *(const char **)result = sc->card.cis1_info[3]; 1067 break; 1068 } 1069 return (0); 1070 } 1071 1072 static void 1073 pccard_driver_added(device_t dev, driver_t *driver) 1074 { 1075 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1076 struct pccard_function *pf; 1077 device_t child; 1078 1079 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 1080 if (STAILQ_EMPTY(&pf->cfe_head)) 1081 continue; 1082 child = pf->dev; 1083 if (device_get_state(child) != DS_NOTPRESENT) 1084 continue; 1085 if (pccard_function_enable(pf) == 0 && 1086 device_probe_and_attach(child) == 0) { 1087 DEVPRINTF((sc->dev, "function %d CCR at %d " 1088 "offset %x: %x %x %x %x, %x %x %x %x, %x\n", 1089 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 1090 pccard_ccr_read(pf, 0x00), 1091 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 1092 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 1093 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 1094 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 1095 } else { 1096 if (pf->cfe != NULL) 1097 pccard_function_disable(pf); 1098 } 1099 } 1100 return; 1101 } 1102 1103 static struct resource * 1104 pccard_alloc_resource(device_t dev, device_t child, int type, int *rid, 1105 u_long start, u_long end, u_long count, u_int flags) 1106 { 1107 struct pccard_ivar *dinfo; 1108 struct resource_list_entry *rle = 0; 1109 int passthrough = (device_get_parent(child) != dev); 1110 int isdefault = (start == 0 && end == ~0UL && count == 1); 1111 struct resource *r = NULL; 1112 1113 /* XXX I'm no longer sure this is right */ 1114 if (passthrough) { 1115 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 1116 type, rid, start, end, count, flags)); 1117 } 1118 1119 dinfo = device_get_ivars(child); 1120 rle = resource_list_find(&dinfo->resources, type, *rid); 1121 1122 if (rle == NULL && isdefault) 1123 return (NULL); /* no resource of that type/rid */ 1124 if (rle == NULL || rle->res == NULL) { 1125 /* XXX Need to adjust flags */ 1126 r = bus_alloc_resource(dev, type, rid, start, end, 1127 count, flags); 1128 if (r == NULL) 1129 goto bad; 1130 resource_list_add(&dinfo->resources, type, *rid, 1131 rman_get_start(r), rman_get_end(r), count); 1132 rle = resource_list_find(&dinfo->resources, type, *rid); 1133 if (!rle) 1134 goto bad; 1135 rle->res = r; 1136 } 1137 /* 1138 * If dev doesn't own the device, then we can't give this device 1139 * out. 1140 */ 1141 if (rman_get_device(rle->res) != dev) 1142 return (NULL); 1143 rman_set_device(rle->res, child); 1144 if (flags & RF_ACTIVE) 1145 BUS_ACTIVATE_RESOURCE(dev, child, type, *rid, rle->res); 1146 return (rle->res); 1147 bad:; 1148 device_printf(dev, "WARNING: Resource not reserved by pccard\n"); 1149 return (NULL); 1150 } 1151 1152 static int 1153 pccard_release_resource(device_t dev, device_t child, int type, int rid, 1154 struct resource *r) 1155 { 1156 struct pccard_ivar *dinfo; 1157 int passthrough = (device_get_parent(child) != dev); 1158 struct resource_list_entry *rle = 0; 1159 1160 if (passthrough) 1161 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 1162 type, rid, r); 1163 1164 dinfo = device_get_ivars(child); 1165 1166 rle = resource_list_find(&dinfo->resources, type, rid); 1167 1168 if (!rle) { 1169 device_printf(dev, "Allocated resource not found, " 1170 "%d %x %lx %lx\n", 1171 type, rid, rman_get_start(r), rman_get_size(r)); 1172 return ENOENT; 1173 } 1174 if (!rle->res) { 1175 device_printf(dev, "Allocated resource not recorded\n"); 1176 return ENOENT; 1177 } 1178 /* 1179 * Deactivate the resource (since it is being released), and 1180 * assign it to the bus. 1181 */ 1182 BUS_DEACTIVATE_RESOURCE(dev, child, type, rid, rle->res); 1183 rman_set_device(rle->res, dev); 1184 return (0); 1185 } 1186 1187 static void 1188 pccard_child_detached(device_t parent, device_t dev) 1189 { 1190 struct pccard_ivar *ivar = PCCARD_IVAR(dev); 1191 struct pccard_function *pf = ivar->pf; 1192 1193 pccard_function_disable(pf); 1194 } 1195 1196 static void 1197 pccard_intr(void *arg) 1198 { 1199 struct pccard_function *pf = (struct pccard_function*) arg; 1200 int reg; 1201 int doisr = 1; 1202 1203 /* 1204 * MFC cards know if they interrupted, so we have to ack the 1205 * interrupt and call the ISR. Non-MFC cards don't have these 1206 * bits, so they always get called. Many non-MFC cards have 1207 * this bit set always upon read, but some do not. 1208 * 1209 * We always ack the interrupt, even if there's no ISR 1210 * for the card. This is done on the theory that acking 1211 * the interrupt will pacify the card enough to keep an 1212 * interrupt storm from happening. Of course this won't 1213 * help in the non-MFC case. 1214 * 1215 * This has no impact for MPSAFEness of the client drivers. 1216 * We register this with whatever flags the intr_handler 1217 * was registered with. All these functions are MPSAFE. 1218 */ 1219 if (pccard_mfc(pf->sc)) { 1220 reg = pccard_ccr_read(pf, PCCARD_CCR_STATUS); 1221 if (reg & PCCARD_CCR_STATUS_INTR) 1222 pccard_ccr_write(pf, PCCARD_CCR_STATUS, 1223 reg & ~PCCARD_CCR_STATUS_INTR); 1224 else 1225 doisr = 0; 1226 } 1227 if (pf->intr_handler != NULL && doisr) 1228 pf->intr_handler(pf->intr_handler_arg); 1229 } 1230 1231 static int 1232 pccard_setup_intr(device_t dev, device_t child, struct resource *irq, 1233 int flags, driver_intr_t *intr, void *arg, 1234 void **cookiep, lwkt_serialize_t serializer) 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, serializer); 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 1258 static int 1259 pccard_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 1282 static int 1283 pccard_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 1305 static int 1306 pccard_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 1313 static 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 1353 static driver_t pccard_driver = { 1354 "pccard", 1355 pccard_methods, 1356 sizeof(struct pccard_softc) 1357 }; 1358 1359 devclass_t pccard_devclass; 1360 1361 /* Maybe we need to have a slot device? */ 1362 DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0); 1363 DRIVER_MODULE(pccard, cbb, pccard_driver, pccard_devclass, 0, 0); 1364 MODULE_VERSION(pccard, 1); 1365