pccard.c revision 140692
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 140692 2005-01-24 06:48:26Z 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, uint32_t flags); 110static int pccard_set_memory_offset(device_t dev, device_t child, int rid, 111 uint32_t offset, uint32_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 uint32_t fcn; 339 uint32_t vendor; 340 uint32_t prod; 341 const char *vendorstr; 342 const char *prodstr; 343 const char *cis3str; 344 const char *cis4str; 345 346#ifdef DIAGNOSTIC 347 if (sizeof *ent > ent_size) 348 panic("pccard_product_lookup: bogus ent_size %jd", 349 (intmax_t) ent_size); 350#endif 351 if (pccard_get_vendor(dev, &vendor)) 352 return (NULL); 353 if (pccard_get_product(dev, &prod)) 354 return (NULL); 355 if (pccard_get_function_number(dev, &fcn)) 356 return (NULL); 357 if (pccard_get_vendor_str(dev, &vendorstr)) 358 return (NULL); 359 if (pccard_get_product_str(dev, &prodstr)) 360 return (NULL); 361 if (pccard_get_cis3_str(dev, &cis3str)) 362 return (NULL); 363 if (pccard_get_cis4_str(dev, &cis4str)) 364 return (NULL); 365 for (ent = tab; ent->pp_vendor != 0; ent = 366 (const struct pccard_product *) ((const char *) ent + ent_size)) { 367 matches = 1; 368 if (ent->pp_vendor == PCCARD_VENDOR_ANY && 369 ent->pp_product == PCCARD_PRODUCT_ANY && 370 ent->pp_cis[0] == NULL && 371 ent->pp_cis[1] == NULL) { 372 if (ent->pp_name) 373 device_printf(dev, 374 "Total wildcard entry ignored for %s\n", 375 ent->pp_name); 376 continue; 377 } 378 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY && 379 vendor != ent->pp_vendor) 380 matches = 0; 381 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY && 382 prod != ent->pp_product) 383 matches = 0; 384 if (matches && fcn != ent->pp_expfunc) 385 matches = 0; 386 if (matches && ent->pp_cis[0] && 387 (vendorstr == NULL || 388 strcmp(ent->pp_cis[0], vendorstr) != 0)) 389 matches = 0; 390 if (matches && ent->pp_cis[1] && 391 (prodstr == NULL || 392 strcmp(ent->pp_cis[1], prodstr) != 0)) 393 matches = 0; 394 if (matches && ent->pp_cis[2] && 395 (cis3str == NULL || 396 strcmp(ent->pp_cis[2], cis3str) != 0)) 397 matches = 0; 398 if (matches && ent->pp_cis[3] && 399 (cis4str == NULL || 400 strcmp(ent->pp_cis[3], cis4str) != 0)) 401 matches = 0; 402 if (matchfn != NULL) 403 matches = (*matchfn)(dev, ent, matches); 404 if (matches) 405 return (ent); 406 } 407 return (NULL); 408} 409 410/* 411 * Initialize a PCCARD function. May be called as long as the function is 412 * disabled. 413 * 414 * Note: pccard_function_init should not keep resources allocated. It should 415 * only set them up ala isa pnp, set the values in the rl lists, and return. 416 * Any resource held after pccard_function_init is called is a bug. However, 417 * the bus routines to get the resources also assume that pccard_function_init 418 * does this, so they need to be fixed too. 419 */ 420static void 421pccard_function_init(struct pccard_function *pf) 422{ 423 struct pccard_config_entry *cfe; 424 int i; 425 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 426 struct resource_list *rl = &devi->resources; 427 struct resource_list_entry *rle; 428 struct resource *r = 0; 429 device_t bus; 430 int start; 431 int end; 432 int spaces; 433 434 if (pf->pf_flags & PFF_ENABLED) { 435 printf("pccard_function_init: function is enabled"); 436 return; 437 } 438 bus = device_get_parent(pf->dev); 439 /* Remember which configuration entry we are using. */ 440 STAILQ_FOREACH(cfe, &pf->cfe_head, cfe_list) { 441 for (i = 0; i < cfe->num_iospace; i++) 442 cfe->iores[i] = NULL; 443 cfe->irqres = NULL; 444 spaces = 0; 445 for (i = 0; i < cfe->num_iospace; i++) { 446 start = cfe->iospace[i].start; 447 if (start) 448 end = start + cfe->iospace[i].length - 1; 449 else 450 end = ~0; 451 cfe->iorid[i] = i; 452 DEVPRINTF((bus, "I/O rid %d start %x end %x\n", 453 i, start, end)); 454 r = cfe->iores[i] = bus_alloc_resource(bus, 455 SYS_RES_IOPORT, &cfe->iorid[i], start, end, 456 cfe->iospace[i].length, 457 rman_make_alignment_flags(cfe->iospace[i].length)); 458 if (cfe->iores[i] == NULL) 459 goto not_this_one; 460 resource_list_add(rl, SYS_RES_IOPORT, cfe->iorid[i], 461 rman_get_start(r), rman_get_end(r), 462 cfe->iospace[i].length); 463 rle = resource_list_find(rl, SYS_RES_IOPORT, 464 cfe->iorid[i]); 465 rle->res = r; 466 spaces++; 467 } 468 if (cfe->num_memspace > 0) { 469 /* 470 * Not implement yet, Fix me. 471 */ 472 DEVPRINTF((bus, "Memory space not yet implemented.\n")); 473 } 474 if (spaces == 0) { 475 DEVPRINTF((bus, "Neither memory nor I/O mapped\n")); 476 goto not_this_one; 477 } 478 if (cfe->irqmask) { 479 cfe->irqrid = 0; 480 r = cfe->irqres = bus_alloc_resource_any(bus, 481 SYS_RES_IRQ, &cfe->irqrid, 0); 482 if (cfe->irqres == NULL) 483 goto not_this_one; 484 resource_list_add(rl, SYS_RES_IRQ, cfe->irqrid, 485 rman_get_start(r), rman_get_end(r), 1); 486 rle = resource_list_find(rl, SYS_RES_IRQ, 487 cfe->irqrid); 488 rle->res = r; 489 } 490 /* If we get to here, we've allocated all we need */ 491 pf->cfe = cfe; 492 break; 493 not_this_one:; 494 DEVPRVERBOSE((bus, "Allocation failed for cfe %d\n", 495 cfe->number)); 496 /* 497 * Release resources that we partially allocated 498 * from this config entry. 499 */ 500 for (i = 0; i < cfe->num_iospace; i++) { 501 if (cfe->iores[i] != NULL) { 502 bus_release_resource(bus, SYS_RES_IOPORT, 503 cfe->iorid[i], cfe->iores[i]); 504 rle = resource_list_find(rl, SYS_RES_IOPORT, 505 cfe->iorid[i]); 506 rle->res = NULL; 507 resource_list_delete(rl, SYS_RES_IOPORT, 508 cfe->iorid[i]); 509 } 510 cfe->iores[i] = NULL; 511 } 512 if (cfe->irqmask && cfe->irqres != NULL) { 513 bus_release_resource(bus, SYS_RES_IRQ, 514 cfe->irqrid, cfe->irqres); 515 rle = resource_list_find(rl, SYS_RES_IRQ, 516 cfe->irqrid); 517 rle->res = NULL; 518 resource_list_delete(rl, SYS_RES_IRQ, cfe->irqrid); 519 cfe->irqres = NULL; 520 } 521 } 522} 523 524/* 525 * Free resources allocated by pccard_function_init(), May be called as long 526 * as the function is disabled. 527 * 528 * NOTE: This function should be unnecessary. pccard_function_init should 529 * never keep resources initialized. 530 */ 531static void 532pccard_function_free(struct pccard_function *pf) 533{ 534 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 535 struct resource_list_entry *rle; 536 537 if (pf->pf_flags & PFF_ENABLED) { 538 printf("pccard_function_init: function is enabled"); 539 return; 540 } 541 542 SLIST_FOREACH(rle, &devi->resources, link) { 543 if (rle->res) { 544 if (rman_get_device(rle->res) != pf->sc->dev) 545 device_printf(pf->sc->dev, 546 "function_free: Resource still owned by " 547 "child, oops. " 548 "(type=%d, rid=%d, addr=%lx)\n", 549 rle->type, rle->rid, 550 rman_get_start(rle->res)); 551 BUS_RELEASE_RESOURCE(device_get_parent(pf->sc->dev), 552 pf->sc->dev, rle->type, rle->rid, rle->res); 553 rle->res = NULL; 554 } 555 } 556 resource_list_free(&devi->resources); 557} 558 559static void 560pccard_mfc_adjust_iobase(struct pccard_function *pf, bus_addr_t addr, 561 bus_addr_t offset, bus_size_t size) 562{ 563 bus_size_t iosize, tmp; 564 565 if (addr != 0) { 566 if (pf->pf_mfc_iomax == 0) { 567 pf->pf_mfc_iobase = addr + offset; 568 pf->pf_mfc_iomax = pf->pf_mfc_iobase + size; 569 } else { 570 /* this makes the assumption that nothing overlaps */ 571 if (pf->pf_mfc_iobase > addr + offset) 572 pf->pf_mfc_iobase = addr + offset; 573 if (pf->pf_mfc_iomax < addr + offset + size) 574 pf->pf_mfc_iomax = addr + offset + size; 575 } 576 } 577 578 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 579 /* round up to nearest (2^n)-1 */ 580 for (iosize = 1; iosize < tmp; iosize <<= 1) 581 ; 582 iosize--; 583 584 DEVPRINTF((pf->dev, "MFC: I/O base %#jx IOSIZE %#jx\n", 585 (uintmax_t)pf->pf_mfc_iobase, (uintmax_t)(iosize + 1))); 586 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 587 pf->pf_mfc_iobase & 0xff); 588 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 589 (pf->pf_mfc_iobase >> 8) & 0xff); 590 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 591 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 592 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 593} 594 595/* Enable a PCCARD function */ 596static int 597pccard_function_enable(struct pccard_function *pf) 598{ 599 struct pccard_function *tmp; 600 int reg; 601 device_t dev = pf->sc->dev; 602 603 if (pf->cfe == NULL) { 604 DEVPRVERBOSE((dev, "No config entry could be allocated.\n")); 605 return (ENOMEM); 606 } 607 608 /* 609 * Increase the reference count on the socket, enabling power, if 610 * necessary. 611 */ 612 pf->sc->sc_enabled_count++; 613 614 if (pf->pf_flags & PFF_ENABLED) { 615 /* 616 * Don't do anything if we're already enabled. 617 */ 618 return (0); 619 } 620 621 /* 622 * it's possible for different functions' CCRs to be in the same 623 * underlying page. Check for that. 624 */ 625 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 626 if ((tmp->pf_flags & PFF_ENABLED) && 627 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 628 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 629 (tmp->ccr_base - tmp->pf_ccr_offset + 630 tmp->pf_ccr_realsize))) { 631 pf->pf_ccrt = tmp->pf_ccrt; 632 pf->pf_ccrh = tmp->pf_ccrh; 633 pf->pf_ccr_realsize = tmp->pf_ccr_realsize; 634 635 /* 636 * pf->pf_ccr_offset = (tmp->pf_ccr_offset - 637 * tmp->ccr_base) + pf->ccr_base; 638 */ 639 /* pf->pf_ccr_offset = 640 (tmp->pf_ccr_offset + pf->ccr_base) - 641 tmp->ccr_base; */ 642 pf->pf_ccr_window = tmp->pf_ccr_window; 643 break; 644 } 645 } 646 if (tmp == NULL) { 647 pf->ccr_rid = 0; 648 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY, 649 &pf->ccr_rid, 0, ~0, 1 << 10, RF_ACTIVE); 650 if (!pf->ccr_res) 651 goto bad; 652 DEVPRINTF((dev, "ccr_res == %lx-%lx, base=%x\n", 653 rman_get_start(pf->ccr_res), rman_get_end(pf->ccr_res), 654 pf->ccr_base)); 655 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, 656 pf->ccr_rid, PCCARD_A_MEM_ATTR); 657 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev, 658 pf->ccr_rid, pf->ccr_base, &pf->pf_ccr_offset); 659 pf->pf_ccrt = rman_get_bustag(pf->ccr_res); 660 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res); 661 pf->pf_ccr_realsize = 1; 662 } 663 664 reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX); 665 reg |= PCCARD_CCR_OPTION_LEVIREQ; 666 if (pccard_mfc(pf->sc)) { 667 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE | 668 PCCARD_CCR_OPTION_ADDR_DECODE); 669 /* PCCARD_CCR_OPTION_IRQ_ENABLE set elsewhere as needed */ 670 } 671 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 672 673 reg = 0; 674 if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0) 675 reg |= PCCARD_CCR_STATUS_IOIS8; 676 if (pf->cfe->flags & PCCARD_CFE_AUDIO) 677 reg |= PCCARD_CCR_STATUS_AUDIO; 678 pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg); 679 680 pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0); 681 682 if (pccard_mfc(pf->sc)) 683 pccard_mfc_adjust_iobase(pf, 0, 0, 0); 684 685#ifdef PCCARDDEBUG 686 if (pccard_debug) { 687 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 688 device_printf(tmp->sc->dev, 689 "function %d CCR at %d offset %x: " 690 "%x %x %x %x, %x %x %x %x, %x\n", 691 tmp->number, tmp->pf_ccr_window, 692 tmp->pf_ccr_offset, 693 pccard_ccr_read(tmp, 0x00), 694 pccard_ccr_read(tmp, 0x02), 695 pccard_ccr_read(tmp, 0x04), 696 pccard_ccr_read(tmp, 0x06), 697 pccard_ccr_read(tmp, 0x0A), 698 pccard_ccr_read(tmp, 0x0C), 699 pccard_ccr_read(tmp, 0x0E), 700 pccard_ccr_read(tmp, 0x10), 701 pccard_ccr_read(tmp, 0x12)); 702 } 703 } 704#endif 705 pf->pf_flags |= PFF_ENABLED; 706 return (0); 707 708 bad: 709 /* 710 * Decrement the reference count, and power down the socket, if 711 * necessary. 712 */ 713 pf->sc->sc_enabled_count--; 714 DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count)); 715 716 return (1); 717} 718 719/* Disable PCCARD function. */ 720static void 721pccard_function_disable(struct pccard_function *pf) 722{ 723 struct pccard_function *tmp; 724 device_t dev = pf->sc->dev; 725 726 if (pf->cfe == NULL) 727 panic("pccard_function_disable: function not initialized"); 728 729 if ((pf->pf_flags & PFF_ENABLED) == 0) { 730 /* 731 * Don't do anything if we're already disabled. 732 */ 733 return; 734 } 735 736 if (pf->intr_handler != NULL) { 737 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 738 struct resource_list_entry *rle = 739 resource_list_find(&devi->resources, SYS_RES_IRQ, 0); 740 BUS_TEARDOWN_INTR(dev, pf->dev, rle->res, 741 pf->intr_handler_cookie); 742 } 743 744 /* 745 * it's possible for different functions' CCRs to be in the same 746 * underlying page. Check for that. Note we mark us as disabled 747 * first to avoid matching ourself. 748 */ 749 750 pf->pf_flags &= ~PFF_ENABLED; 751 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 752 if ((tmp->pf_flags & PFF_ENABLED) && 753 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 754 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 755 (tmp->ccr_base - tmp->pf_ccr_offset + 756 tmp->pf_ccr_realsize))) 757 break; 758 } 759 760 /* Not used by anyone else; unmap the CCR. */ 761 if (tmp == NULL) { 762 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid, 763 pf->ccr_res); 764 pf->ccr_res = NULL; 765 } 766 767 /* 768 * Decrement the reference count, and power down the socket, if 769 * necessary. 770 */ 771 pf->sc->sc_enabled_count--; 772} 773 774/* 775 * simulate the old "probe" routine. In the new world order, the driver 776 * needs to grab devices while in the old they were assigned to the device by 777 * the pccardd process. These symbols are exported to the upper layers. 778 */ 779static int 780pccard_compat_do_probe(device_t bus, device_t dev) 781{ 782 return (CARD_COMPAT_MATCH(dev)); 783} 784 785static int 786pccard_compat_do_attach(device_t bus, device_t dev) 787{ 788 int err; 789 790 err = CARD_COMPAT_PROBE(dev); 791 if (err <= 0) 792 err = CARD_COMPAT_ATTACH(dev); 793 return (err); 794} 795 796#define PCCARD_NPORT 2 797#define PCCARD_NMEM 5 798#define PCCARD_NIRQ 1 799#define PCCARD_NDRQ 0 800 801static int 802pccard_add_children(device_t dev, int busno) 803{ 804 /* Call parent to scan for any current children */ 805 return (0); 806} 807 808static int 809pccard_probe(device_t dev) 810{ 811 device_set_desc(dev, "16-bit PCCard bus"); 812 return (pccard_add_children(dev, device_get_unit(dev))); 813} 814 815static int 816pccard_attach(device_t dev) 817{ 818 struct pccard_softc *sc = PCCARD_SOFTC(dev); 819 820 sc->dev = dev; 821 sc->sc_enabled_count = 0; 822 return (bus_generic_attach(dev)); 823} 824 825static int 826pccard_detach(device_t dev) 827{ 828 pccard_detach_card(dev); 829 return 0; 830} 831 832static int 833pccard_suspend(device_t self) 834{ 835 pccard_detach_card(self); 836 return (0); 837} 838 839static 840int 841pccard_resume(device_t self) 842{ 843 return (0); 844} 845 846static void 847pccard_print_resources(struct resource_list *rl, const char *name, int type, 848 int count, const char *format) 849{ 850 struct resource_list_entry *rle; 851 int printed; 852 int i; 853 854 printed = 0; 855 for (i = 0; i < count; i++) { 856 rle = resource_list_find(rl, type, i); 857 if (rle != NULL) { 858 if (printed == 0) 859 printf(" %s ", name); 860 else if (printed > 0) 861 printf(","); 862 printed++; 863 printf(format, rle->start); 864 if (rle->count > 1) { 865 printf("-"); 866 printf(format, rle->start + rle->count - 1); 867 } 868 } else if (i > 3) { 869 /* check the first few regardless */ 870 break; 871 } 872 } 873} 874 875static int 876pccard_print_child(device_t dev, device_t child) 877{ 878 struct pccard_ivar *devi = PCCARD_IVAR(child); 879 struct resource_list *rl = &devi->resources; 880 int retval = 0; 881 882 retval += bus_print_child_header(dev, child); 883 retval += printf(" at"); 884 885 if (devi != NULL) { 886 pccard_print_resources(rl, "port", SYS_RES_IOPORT, 887 PCCARD_NPORT, "%#lx"); 888 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY, 889 PCCARD_NMEM, "%#lx"); 890 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ, 891 "%ld"); 892 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ, 893 "%ld"); 894 retval += printf(" function %d config %d", devi->fcn->number, 895 devi->fcn->cfe->number); 896 } 897 898 retval += bus_print_child_footer(dev, child); 899 900 return (retval); 901} 902 903static int 904pccard_set_resource(device_t dev, device_t child, int type, int rid, 905 u_long start, u_long count) 906{ 907 struct pccard_ivar *devi = PCCARD_IVAR(child); 908 struct resource_list *rl = &devi->resources; 909 910 if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY 911 && type != SYS_RES_IRQ && type != SYS_RES_DRQ) 912 return (EINVAL); 913 if (rid < 0) 914 return (EINVAL); 915 if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT) 916 return (EINVAL); 917 if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM) 918 return (EINVAL); 919 if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ) 920 return (EINVAL); 921 if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ) 922 return (EINVAL); 923 924 resource_list_add(rl, type, rid, start, start + count - 1, count); 925 if (NULL != resource_list_alloc(rl, device_get_parent(dev), dev, 926 type, &rid, start, start + count - 1, count, 0)) 927 return 0; 928 else 929 return ENOMEM; 930} 931 932static int 933pccard_get_resource(device_t dev, device_t child, int type, int rid, 934 u_long *startp, u_long *countp) 935{ 936 struct pccard_ivar *devi = PCCARD_IVAR(child); 937 struct resource_list *rl = &devi->resources; 938 struct resource_list_entry *rle; 939 940 rle = resource_list_find(rl, type, rid); 941 if (rle == NULL) 942 return (ENOENT); 943 944 if (startp != NULL) 945 *startp = rle->start; 946 if (countp != NULL) 947 *countp = rle->count; 948 949 return (0); 950} 951 952static void 953pccard_delete_resource(device_t dev, device_t child, int type, int rid) 954{ 955 struct pccard_ivar *devi = PCCARD_IVAR(child); 956 struct resource_list *rl = &devi->resources; 957 resource_list_delete(rl, type, rid); 958} 959 960static int 961pccard_set_res_flags(device_t dev, device_t child, int type, int rid, 962 uint32_t flags) 963{ 964 return (CARD_SET_RES_FLAGS(device_get_parent(dev), child, type, 965 rid, flags)); 966} 967 968static int 969pccard_set_memory_offset(device_t dev, device_t child, int rid, 970 uint32_t offset, uint32_t *deltap) 971 972{ 973 return (CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid, 974 offset, deltap)); 975} 976 977static void 978pccard_probe_nomatch(device_t bus, device_t child) 979{ 980 struct pccard_ivar *devi = PCCARD_IVAR(child); 981 struct pccard_function *func = devi->fcn; 982 struct pccard_softc *sc = PCCARD_SOFTC(bus); 983 984 device_printf(bus, "<unknown card>"); 985 printf(" (manufacturer=0x%04x, product=0x%04x) at function %d\n", 986 sc->card.manufacturer, sc->card.product, func->number); 987 device_printf(bus, " CIS info: %s, %s, %s\n", sc->card.cis1_info[0], 988 sc->card.cis1_info[1], sc->card.cis1_info[2]); 989 return; 990} 991 992static int 993pccard_child_location_str(device_t bus, device_t child, char *buf, 994 size_t buflen) 995{ 996 struct pccard_ivar *devi = PCCARD_IVAR(child); 997 struct pccard_function *func = devi->fcn; 998 999 snprintf(buf, buflen, "function=%d", func->number); 1000 return (0); 1001} 1002 1003static int 1004pccard_child_pnpinfo_str(device_t bus, device_t child, char *buf, 1005 size_t buflen) 1006{ 1007 struct pccard_ivar *devi = PCCARD_IVAR(child); 1008 struct pccard_function *func = devi->fcn; 1009 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1010 1011 snprintf(buf, buflen, "manufacturer=0x%04x product=0x%04x " 1012 "cisvendor=\"%s\" cisproduct=\"%s\" function_type=%d", 1013 sc->card.manufacturer, sc->card.product, sc->card.cis1_info[0], 1014 sc->card.cis1_info[1], func->function); 1015 return (0); 1016} 1017 1018static int 1019pccard_read_ivar(device_t bus, device_t child, int which, u_char *result) 1020{ 1021 struct pccard_ivar *devi = PCCARD_IVAR(child); 1022 struct pccard_function *func = devi->fcn; 1023 struct pccard_softc *sc = PCCARD_SOFTC(bus); 1024 1025 switch (which) { 1026 default: 1027 case PCCARD_IVAR_ETHADDR: 1028 bcopy(func->pf_funce_lan_nid, result, ETHER_ADDR_LEN); 1029 break; 1030 case PCCARD_IVAR_VENDOR: 1031 *(uint32_t *) result = sc->card.manufacturer; 1032 break; 1033 case PCCARD_IVAR_PRODUCT: 1034 *(uint32_t *) result = sc->card.product; 1035 break; 1036 case PCCARD_IVAR_PRODEXT: 1037 *(uint16_t *) result = sc->card.prodext; 1038 break; 1039 case PCCARD_IVAR_FUNCTION: 1040 *(uint32_t *) result = func->function; 1041 break; 1042 case PCCARD_IVAR_FUNCTION_NUMBER: 1043 if (!func) { 1044 device_printf(bus, "No function number, bug!\n"); 1045 return (ENOENT); 1046 } 1047 *(uint32_t *) result = func->number; 1048 break; 1049 case PCCARD_IVAR_VENDOR_STR: 1050 *(char **) result = sc->card.cis1_info[0]; 1051 break; 1052 case PCCARD_IVAR_PRODUCT_STR: 1053 *(char **) result = sc->card.cis1_info[1]; 1054 break; 1055 case PCCARD_IVAR_CIS3_STR: 1056 *(char **) result = sc->card.cis1_info[2]; 1057 break; 1058 case PCCARD_IVAR_CIS4_STR: 1059 *(char **) result = sc->card.cis1_info[3]; 1060 break; 1061 } 1062 return (0); 1063} 1064 1065static void 1066pccard_driver_added(device_t dev, driver_t *driver) 1067{ 1068 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1069 struct pccard_function *pf; 1070 device_t child; 1071 1072 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 1073 if (STAILQ_EMPTY(&pf->cfe_head)) 1074 continue; 1075 child = pf->dev; 1076 if (device_get_state(child) != DS_NOTPRESENT) 1077 continue; 1078 if (pccard_function_enable(pf) == 0 && 1079 device_probe_and_attach(child) == 0) { 1080 DEVPRINTF((sc->dev, "function %d CCR at %d " 1081 "offset %x: %x %x %x %x, %x %x %x %x, %x\n", 1082 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 1083 pccard_ccr_read(pf, 0x00), 1084 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 1085 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 1086 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 1087 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 1088 } else { 1089 if (pf->cfe != NULL) 1090 pccard_function_disable(pf); 1091 } 1092 } 1093 return; 1094} 1095 1096static struct resource * 1097pccard_alloc_resource(device_t dev, device_t child, int type, int *rid, 1098 u_long start, u_long end, u_long count, u_int flags) 1099{ 1100 struct pccard_ivar *dinfo; 1101 struct resource_list_entry *rle = 0; 1102 int passthrough = (device_get_parent(child) != dev); 1103 int isdefault = (start == 0 && end == ~0UL && count == 1); 1104 struct resource *r = NULL; 1105 1106 /* XXX I'm no longer sure this is right */ 1107 if (passthrough) { 1108 return (BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 1109 type, rid, start, end, count, flags)); 1110 } 1111 1112 dinfo = device_get_ivars(child); 1113 rle = resource_list_find(&dinfo->resources, type, *rid); 1114 1115 if (rle == NULL && isdefault) 1116 return (NULL); /* no resource of that type/rid */ 1117 if (rle == NULL || rle->res == NULL) { 1118 /* Do we want this device to own it? */ 1119 /* XXX I think so, but that might be lame XXX */ 1120 r = bus_alloc_resource(dev, type, rid, start, end, 1121 count, flags /* XXX aligment? */); 1122 if (r == NULL) 1123 goto bad; 1124 resource_list_add(&dinfo->resources, type, *rid, 1125 rman_get_start(r), rman_get_end(r), count); 1126 rle = resource_list_find(&dinfo->resources, type, *rid); 1127 if (!rle) 1128 goto bad; 1129 rle->res = r; 1130 } 1131 /* 1132 * XXX the following looks wrong, in theory, but likely it is 1133 * XXX needed because of how the CIS code allocates resources 1134 * XXX for this device. 1135 */ 1136 if (rman_get_device(rle->res) != dev) 1137 return (NULL); 1138 bus_release_resource(dev, type, *rid, rle->res); 1139 rle->res = NULL; 1140 switch(type) { 1141 case SYS_RES_IOPORT: 1142 case SYS_RES_MEMORY: 1143 if (!(flags & RF_ALIGNMENT_MASK)) 1144 flags |= rman_make_alignment_flags(rle->count); 1145 break; 1146 case SYS_RES_IRQ: 1147 flags |= RF_SHAREABLE; 1148 break; 1149 } 1150 rle->res = resource_list_alloc(&dinfo->resources, dev, child, 1151 type, rid, rle->start, rle->end, rle->count, flags); 1152 return (rle->res); 1153bad:; 1154 device_printf(dev, "WARNING: Resource not reserved by pccard\n"); 1155 return (NULL); 1156} 1157 1158static int 1159pccard_release_resource(device_t dev, device_t child, int type, int rid, 1160 struct resource *r) 1161{ 1162 struct pccard_ivar *dinfo; 1163 int passthrough = (device_get_parent(child) != dev); 1164 struct resource_list_entry *rle = 0; 1165 int ret; 1166 int flags; 1167 1168 if (passthrough) 1169 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 1170 type, rid, r); 1171 1172 dinfo = device_get_ivars(child); 1173 1174 rle = resource_list_find(&dinfo->resources, type, rid); 1175 1176 if (!rle) { 1177 device_printf(dev, "Allocated resource not found, " 1178 "%d %x %lx %lx\n", 1179 type, rid, rman_get_start(r), rman_get_size(r)); 1180 return ENOENT; 1181 } 1182 if (!rle->res) { 1183 device_printf(dev, "Allocated resource not recorded\n"); 1184 return ENOENT; 1185 } 1186 1187 ret = BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 1188 type, rid, r); 1189 switch(type) { 1190 case SYS_RES_IOPORT: 1191 case SYS_RES_MEMORY: 1192 flags = rman_make_alignment_flags(rle->count); 1193 break; 1194 case SYS_RES_IRQ: 1195 flags = RF_SHAREABLE; 1196 break; 1197 default: 1198 flags = 0; 1199 } 1200 rle->res = bus_alloc_resource(dev, type, &rid, 1201 rle->start, rle->end, rle->count, flags); 1202 if (rle->res == NULL) 1203 device_printf(dev, "release_resource: " 1204 "unable to reaquire resource\n"); 1205 return ret; 1206} 1207 1208static void 1209pccard_child_detached(device_t parent, device_t dev) 1210{ 1211 struct pccard_ivar *ivar = PCCARD_IVAR(dev); 1212 struct pccard_function *pf = ivar->fcn; 1213 1214 pccard_function_disable(pf); 1215} 1216 1217static void 1218pccard_intr(void *arg) 1219{ 1220 struct pccard_function *pf = (struct pccard_function*) arg; 1221 int reg; 1222 int doisr = 1; 1223 1224 /* 1225 * MFC cards know if they interrupted, so we have to ack the 1226 * interrupt and call the ISR. Non-MFC cards don't have these 1227 * bits, so they always get called. Many non-MFC cards have 1228 * this bit set always upon read, but some do not. 1229 * 1230 * We always ack the interrupt, even if there's no ISR 1231 * for the card. This is done on the theory that acking 1232 * the interrupt will pacify the card enough to keep an 1233 * interrupt storm from happening. Of course this won't 1234 * help in the non-MFC case. 1235 * 1236 * This has no impact for MPSAFEness of the client drivers. 1237 * We register this with whatever flags the intr_handler 1238 * was registered with. All these functions are MPSAFE. 1239 */ 1240 if (pccard_mfc(pf->sc)) { 1241 reg = pccard_ccr_read(pf, PCCARD_CCR_STATUS); 1242 if (reg & PCCARD_CCR_STATUS_INTR) 1243 pccard_ccr_write(pf, PCCARD_CCR_STATUS, 1244 reg & ~PCCARD_CCR_STATUS_INTR); 1245 else 1246 doisr = 0; 1247 } 1248 if (pf->intr_handler != NULL && doisr) 1249 pf->intr_handler(pf->intr_handler_arg); 1250} 1251 1252static int 1253pccard_setup_intr(device_t dev, device_t child, struct resource *irq, 1254 int flags, driver_intr_t *intr, void *arg, void **cookiep) 1255{ 1256 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1257 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1258 struct pccard_function *func = ivar->fcn; 1259 int err; 1260 1261 if (func->intr_handler != NULL) 1262 panic("Only one interrupt handler per function allowed"); 1263 err = bus_generic_setup_intr(dev, child, irq, flags, pccard_intr, 1264 func, cookiep); 1265 if (err != 0) 1266 return (err); 1267 func->intr_handler = intr; 1268 func->intr_handler_arg = arg; 1269 func->intr_handler_cookie = *cookiep; 1270 if (pccard_mfc(sc)) { 1271 pccard_ccr_write(func, PCCARD_CCR_OPTION, 1272 pccard_ccr_read(func, PCCARD_CCR_OPTION) | 1273 PCCARD_CCR_OPTION_IREQ_ENABLE); 1274 } 1275 return (0); 1276} 1277 1278static int 1279pccard_teardown_intr(device_t dev, device_t child, struct resource *r, 1280 void *cookie) 1281{ 1282 struct pccard_softc *sc = PCCARD_SOFTC(dev); 1283 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1284 struct pccard_function *func = ivar->fcn; 1285 int ret; 1286 1287 if (pccard_mfc(sc)) { 1288 pccard_ccr_write(func, PCCARD_CCR_OPTION, 1289 pccard_ccr_read(func, PCCARD_CCR_OPTION) & 1290 ~PCCARD_CCR_OPTION_IREQ_ENABLE); 1291 } 1292 ret = bus_generic_teardown_intr(dev, child, r, cookie); 1293 if (ret == 0) { 1294 func->intr_handler = NULL; 1295 func->intr_handler_arg = NULL; 1296 func->intr_handler_cookie = NULL; 1297 } 1298 1299 return (ret); 1300} 1301 1302static int 1303pccard_activate_resource(device_t brdev, device_t child, int type, int rid, 1304 struct resource *r) 1305{ 1306 struct pccard_ivar *ivar = PCCARD_IVAR(child); 1307 struct pccard_function *pf = ivar->fcn; 1308 1309 switch(type) { 1310 case SYS_RES_IOPORT: 1311 /* 1312 * We need to adjust IOBASE[01] and IOSIZE if we're an MFC 1313 * card. 1314 */ 1315 if (pccard_mfc(pf->sc)) 1316 pccard_mfc_adjust_iobase(pf, rman_get_start(r), 0, 1317 rman_get_size(r)); 1318 break; 1319 default: 1320 break; 1321 } 1322 return (bus_generic_activate_resource(brdev, child, type, rid, r)); 1323} 1324 1325static int 1326pccard_deactivate_resource(device_t brdev, device_t child, int type, 1327 int rid, struct resource *r) 1328{ 1329 /* XXX undo pccard_activate_resource? XXX */ 1330 return (bus_generic_deactivate_resource(brdev, child, type, rid, r)); 1331} 1332 1333static device_method_t pccard_methods[] = { 1334 /* Device interface */ 1335 DEVMETHOD(device_probe, pccard_probe), 1336 DEVMETHOD(device_attach, pccard_attach), 1337 DEVMETHOD(device_detach, pccard_detach), 1338 DEVMETHOD(device_shutdown, bus_generic_shutdown), 1339 DEVMETHOD(device_suspend, pccard_suspend), 1340 DEVMETHOD(device_resume, pccard_resume), 1341 1342 /* Bus interface */ 1343 DEVMETHOD(bus_print_child, pccard_print_child), 1344 DEVMETHOD(bus_driver_added, pccard_driver_added), 1345 DEVMETHOD(bus_child_detached, pccard_child_detached), 1346 DEVMETHOD(bus_alloc_resource, pccard_alloc_resource), 1347 DEVMETHOD(bus_release_resource, pccard_release_resource), 1348 DEVMETHOD(bus_activate_resource, pccard_activate_resource), 1349 DEVMETHOD(bus_deactivate_resource, pccard_deactivate_resource), 1350 DEVMETHOD(bus_setup_intr, pccard_setup_intr), 1351 DEVMETHOD(bus_teardown_intr, pccard_teardown_intr), 1352 DEVMETHOD(bus_set_resource, pccard_set_resource), 1353 DEVMETHOD(bus_get_resource, pccard_get_resource), 1354 DEVMETHOD(bus_delete_resource, pccard_delete_resource), 1355 DEVMETHOD(bus_probe_nomatch, pccard_probe_nomatch), 1356 DEVMETHOD(bus_read_ivar, pccard_read_ivar), 1357 DEVMETHOD(bus_child_pnpinfo_str, pccard_child_pnpinfo_str), 1358 DEVMETHOD(bus_child_location_str, pccard_child_location_str), 1359 1360 /* Card Interface */ 1361 DEVMETHOD(card_set_res_flags, pccard_set_res_flags), 1362 DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset), 1363 DEVMETHOD(card_attach_card, pccard_attach_card), 1364 DEVMETHOD(card_detach_card, pccard_detach_card), 1365 DEVMETHOD(card_compat_do_probe, pccard_compat_do_probe), 1366 DEVMETHOD(card_compat_do_attach, pccard_compat_do_attach), 1367 DEVMETHOD(card_do_product_lookup, pccard_do_product_lookup), 1368 1369 { 0, 0 } 1370}; 1371 1372static driver_t pccard_driver = { 1373 "pccard", 1374 pccard_methods, 1375 sizeof(struct pccard_softc) 1376}; 1377 1378devclass_t pccard_devclass; 1379 1380/* Maybe we need to have a slot device? */ 1381DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0); 1382DRIVER_MODULE(pccard, cbb, pccard_driver, pccard_devclass, 0, 0); 1383MODULE_VERSION(pccard, 1); 1384