pccard.c revision 67242
1/* $NetBSD: pcmcia.c,v 1.23 2000/07/28 19:17:02 drochner Exp $ */ 2/* $FreeBSD: head/sys/dev/pccard/pccard.c 67242 2000-10-17 06:29:21Z imp $ */ 3 4/* 5 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Marc Horowitz. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33#include <sys/param.h> 34#include <sys/systm.h> 35#include <sys/malloc.h> 36#include <sys/module.h> 37#include <sys/kernel.h> 38#include <sys/queue.h> 39#include <sys/types.h> 40 41#include <sys/bus.h> 42#include <machine/bus.h> 43#include <sys/rman.h> 44#include <machine/resource.h> 45 46#include <dev/pccard/pccardreg.h> 47#include <dev/pccard/pccardvar.h> 48 49#include "power_if.h" 50#include "card_if.h" 51 52#define PCCARDDEBUG 53 54#ifdef PCCARDDEBUG 55int pccard_debug = 1; 56#define DPRINTF(arg) if (pccard_debug) printf arg 57#define DEVPRINTF(arg) if (pccard_debug) device_printf arg 58#else 59#define DPRINTF(arg) 60#define DEVPRINTF(arg) 61#endif 62 63#ifdef PCCARDVERBOSE 64int pccard_verbose = 1; 65#else 66int pccard_verbose = 0; 67#endif 68 69int pccard_print(void *, const char *); 70 71int 72pccard_ccr_read(pf, ccr) 73 struct pccard_function *pf; 74 int ccr; 75{ 76 return (bus_space_read_1(pf->pf_ccrt, pf->pf_ccrh, 77 pf->pf_ccr_offset + ccr)); 78} 79 80void 81pccard_ccr_write(pf, ccr, val) 82 struct pccard_function *pf; 83 int ccr; 84 int val; 85{ 86 87 if ((pf->ccr_mask) & (1 << (ccr / 2))) { 88 bus_space_write_1(pf->pf_ccrt, pf->pf_ccrh, 89 pf->pf_ccr_offset + ccr, val); 90 } 91} 92 93static int 94pccard_attach_card(device_t dev) 95{ 96 struct pccard_softc *sc = PCCARD_SOFTC(dev); 97 struct pccard_function *pf; 98 struct pccard_ivar *ivar; 99 device_t child; 100 int attached; 101 102 DEVPRINTF((dev, "pccard_card_attach\n")); 103 /* 104 * this is here so that when socket_enable calls gettype, trt happens 105 */ 106 STAILQ_INIT(&sc->card.pf_head); 107 108 DEVPRINTF((dev, "chip_socket_enable\n")); 109 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 110 111 DEVPRINTF((dev, "read_cis\n")); 112 pccard_read_cis(sc); 113 114 DEVPRINTF((dev, "check_cis_quirks\n")); 115 pccard_check_cis_quirks(dev); 116 117 /* 118 * bail now if the card has no functions, or if there was an error in 119 * the cis. 120 */ 121 122 if (sc->card.error) 123 return (1); 124 if (STAILQ_EMPTY(&sc->card.pf_head)) 125 return (1); 126 127 if (1) 128 pccard_print_cis(dev); 129 130 attached = 0; 131 132 DEVPRINTF((dev, "functions scanning\n")); 133 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 134 if (STAILQ_EMPTY(&pf->cfe_head)) 135 continue; 136 137 pf->sc = sc; 138 pf->cfe = NULL; 139 pf->dev = NULL; 140 } 141#if 0 142 DEVPRINTF((dev, "chip_socket_disable\n")); 143 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 144#endif 145 146 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 147 if (STAILQ_EMPTY(&pf->cfe_head)) 148 continue; 149 /* 150 * In NetBSD, the drivers are responsible for activating 151 * each function of a card. I think that in FreeBSD we 152 * want to activate them enough for the usual bus_*_resource 153 * routines will do the right thing. This many mean a 154 * departure from the current NetBSD model. 155 * 156 * This could get really ugly for multifunction cards. But 157 * it might also just fall out of the FreeBSD resource model. 158 * 159 */ 160 device_printf(dev, "Starting to attach....\n"); 161 ivar = malloc(sizeof(struct pccard_ivar), M_DEVBUF, M_WAITOK); 162 bzero(ivar, sizeof *ivar); 163 child = device_add_child(dev, NULL, -1); 164 device_set_ivars(child, ivar); 165 ivar->fcn = pf; 166 pf->dev = child; 167 /* 168 * XXX We might want to move the next two lines into 169 * XXX the pccard interface layer. For the moment, this 170 * XXX is OK, but some drivers want to pick the config 171 * XXX entry to use as well as some address tweaks (mostly 172 * XXX due to bugs in decode logic that makes some 173 * XXX addresses illegal or broken). 174 */ 175 pccard_function_init(pf); 176 pccard_function_enable(pf); 177 device_printf(dev, "pf %p pf->sc %p\n", pf, pf->sc); 178 if (device_probe_and_attach(child) == 0) { 179 attached++; 180 181 DEVPRINTF((sc->dev, "function %d CCR at %d " 182 "offset %x: %x %x %x %x, %x %x %x %x, %x\n", 183 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 184 pccard_ccr_read(pf, 0x00), 185 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 186 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 187 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 188 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 189 } else { 190 device_delete_child(dev, child); 191 } 192 } 193 return 0; 194} 195 196static int 197pccard_detach_card(device_t dev, int flags) 198{ 199 struct pccard_softc *sc = PCCARD_SOFTC(dev); 200 struct pccard_function *pf; 201 202 /* 203 * We are running on either the PCCARD socket's event thread 204 * or in user context detaching a device by user request. 205 */ 206 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 207 if (STAILQ_FIRST(&pf->cfe_head) == NULL) 208 continue; 209 210 pccard_function_disable(pf); 211 if (pf->dev) 212 device_delete_child(dev, pf->dev); 213 } 214 return 0; 215} 216 217const struct pccard_product * 218pccard_product_lookup(device_t dev, const struct pccard_product *tab, 219 size_t ent_size, pccard_product_match_fn matchfn) 220{ 221 const struct pccard_product *ent; 222 int matches; 223 u_int32_t fcn; 224 u_int32_t vendor; 225 u_int32_t prod; 226 char *vendorstr; 227 char *prodstr; 228 229#ifdef DIAGNOSTIC 230 if (sizeof *ent > ent_size) 231 panic("pccard_product_lookup: bogus ent_size %ld", 232 (long) ent_size); 233#endif 234 if (pccard_get_vendor(dev, &vendor)) 235 return (NULL); 236 if (pccard_get_product(dev, &prod)) 237 return (NULL); 238 if (pccard_get_function_number(dev, &fcn)) 239 return (NULL); 240 if (pccard_get_vendor_str(dev, &vendorstr)) 241 return (NULL); 242 if (pccard_get_product_str(dev, &prodstr)) 243 return (NULL); 244 for (ent = tab; ent->pp_name != NULL; 245 ent = (const struct pccard_product *) 246 ((const char *) ent + ent_size)) { 247 matches = 1; 248 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY && 249 vendor != ent->pp_vendor) 250 matches = 0; 251 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY && 252 prod != ent->pp_product) 253 matches = 0; 254 if (matches && fcn != ent->pp_expfunc) 255 matches = 0; 256 if (matches && ent->pp_vendor_str && 257 strcmp(ent->pp_vendor_str, vendorstr) != 0) 258 matches = 0; 259 if (matches && ent->pp_product_str && 260 strcmp(ent->pp_product_str, prodstr) != 0) 261 matches = 0; 262 if (matchfn != NULL) 263 matches = (*matchfn)(dev, ent, matches); 264 if (matches) 265 return (ent); 266 } 267 return (NULL); 268} 269 270static int 271pccard_card_gettype(device_t dev, int *type) 272{ 273 struct pccard_softc *sc = PCCARD_SOFTC(dev); 274 struct pccard_function *pf; 275 276 /* 277 * set the iftype to memory if this card has no functions (not yet 278 * probed), or only one function, and that is not initialized yet or 279 * that is memory. 280 */ 281 pf = STAILQ_FIRST(&sc->card.pf_head); 282 if (pf == NULL || 283 (STAILQ_NEXT(pf, pf_list) == NULL && 284 (pf->cfe == NULL || pf->cfe->iftype == PCCARD_IFTYPE_MEMORY))) 285 *type = PCCARD_IFTYPE_MEMORY; 286 else 287 *type = PCCARD_IFTYPE_IO; 288 return 0; 289} 290 291/* 292 * Initialize a PCCARD function. May be called as long as the function is 293 * disabled. 294 */ 295void 296pccard_function_init(struct pccard_function *pf) 297{ 298 struct pccard_config_entry *cfe; 299 int i; 300 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 301 struct resource_list *rl = &devi->resources; 302 struct resource *r = 0; 303 device_t bus; 304 305 if (pf->pf_flags & PFF_ENABLED) 306 panic("pccard_function_init: function is enabled"); 307 308 bus = device_get_parent(pf->dev); 309 /* Remember which configuration entry we are using. */ 310 for (cfe = STAILQ_FIRST(&pf->cfe_head); cfe != NULL; 311 cfe = STAILQ_NEXT(cfe, cfe_list)) { 312 for (i = 0; i < cfe->num_iospace; i++) 313 cfe->iores[i] = NULL; 314 cfe->irqres = NULL; 315 for (i = 0; i < cfe->num_iospace; i++) { 316 /* XXX kludge, need to not ignore start */ 317 /* XXX start is a hint here, so this would break */ 318 /* XXX modems */ 319 /* XXX ALSO: should just ask for the range 0 to */ 320 /* XXX 1 << decode bits - 1, so we have a layering */ 321 /* XXX violation now */ 322 cfe->iorid[i] = i; 323 r = cfe->iores[i] = bus_alloc_resource(bus, 324 SYS_RES_IOPORT, &cfe->iorid[i], 0x100, 0x3ff, 325 cfe->iospace[i].length, 0); 326 if (cfe->iores[i] == 0) 327 goto not_this_one; 328 resource_list_add(rl, SYS_RES_IOPORT, cfe->iorid[i], 329 rman_get_start(r), rman_get_end(r), 330 cfe->iospace[i].length); 331 332 } 333 if (cfe->num_memspace > 0) { 334 goto not_this_one; 335 } 336 if (cfe->irqmask) { 337 cfe->irqrid = 0; 338 cfe->irqres = bus_alloc_resource(bus, SYS_RES_IRQ, 339 &cfe->irqrid, 10, 12, 1, 0); 340 if (cfe->irqres == 0) 341 goto not_this_one; 342 resource_list_add(rl, SYS_RES_IRQ, cfe->irqrid, 343 rman_get_start(r), rman_get_end(r), 1); 344 } 345 /* XXX Don't know how to deal with maxtwins */ 346 /* If we get to here, we've allocated all we need */ 347 pf->cfe = cfe; 348 break; 349 not_this_one:; 350 for (i = 0; i < cfe->num_iospace; i++) { 351 resource_list_delete(rl, SYS_RES_IOPORT, i); 352 if (cfe->iores[i]) 353 bus_release_resource(bus, SYS_RES_IOPORT, 354 cfe->iorid[i], cfe->iores[i]); 355 cfe->iores[i] = NULL; 356 } 357 if (cfe->irqmask && cfe->irqres) { 358 resource_list_delete(rl, SYS_RES_IRQ, cfe->irqrid); 359 bus_release_resource(bus, SYS_RES_IRQ, 360 cfe->irqrid, cfe->irqres); 361 cfe->irqres = NULL; 362 } 363 } 364} 365 366/* Enable a PCCARD function */ 367int 368pccard_function_enable(struct pccard_function *pf) 369{ 370 struct pccard_function *tmp; 371 int reg; 372 device_t dev = pf->sc->dev; 373 374 if (pf->cfe == NULL) 375 panic("pccard_function_enable: function not initialized"); 376 377 /* 378 * Increase the reference count on the socket, enabling power, if 379 * necessary. 380 */ 381 if (pf->sc->sc_enabled_count++ == 0) 382 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 383 DEVPRINTF((dev, "++enabled_count = %d\n", pf->sc->sc_enabled_count)); 384 385 if (pf->pf_flags & PFF_ENABLED) { 386 /* 387 * Don't do anything if we're already enabled. 388 */ 389 return (0); 390 } 391 392 /* 393 * it's possible for different functions' CCRs to be in the same 394 * underlying page. Check for that. 395 */ 396 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 397 if ((tmp->pf_flags & PFF_ENABLED) && 398 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 399 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 400 (tmp->ccr_base - tmp->pf_ccr_offset + 401 tmp->pf_ccr_realsize))) { 402 pf->pf_ccrt = tmp->pf_ccrt; 403 pf->pf_ccrh = tmp->pf_ccrh; 404 pf->pf_ccr_realsize = tmp->pf_ccr_realsize; 405 406 /* 407 * pf->pf_ccr_offset = (tmp->pf_ccr_offset - 408 * tmp->ccr_base) + pf->ccr_base; 409 */ 410 pf->pf_ccr_offset = 411 (tmp->pf_ccr_offset + pf->ccr_base) - 412 tmp->ccr_base; 413 pf->pf_ccr_window = tmp->pf_ccr_window; 414 break; 415 } 416 } 417 418 if (tmp == NULL) { 419 pf->ccr_rid = 0; 420 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY, 421 &pf->ccr_rid, 0xa0000, 0xdffff, 1 << 10, RF_ACTIVE); 422 if (!pf->ccr_res) { 423 DEVPRINTF((dev, "ccr_res == 0\n")); 424 goto bad; 425 } 426 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, 427 pf->ccr_rid, PCCARD_A_MEM_ATTR); 428 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev, 429 pf->ccr_rid, (pf->ccr_rid >> 10) << 10); 430 pf->pf_ccrt = rman_get_bustag(pf->ccr_res); 431 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res); 432 pf->pf_ccr_offset = rman_get_start(pf->ccr_res); 433 pf->pf_ccr_realsize = 1; 434 } 435 436 reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX); 437 reg |= PCCARD_CCR_OPTION_LEVIREQ; 438 if (pccard_mfc(pf->sc)) { 439 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE | 440 PCCARD_CCR_OPTION_ADDR_DECODE); 441 /* 442 * XXX Need to enable PCCARD_CCR_OPTION_IRQ_ENABLE if 443 * XXX we have an interrupt handler, but we don't know that 444 * XXX at this point. 445 */ 446#if 0 447 if (pf->ih_fct) 448 reg |= PCCARD_CCR_OPTION_IREQ_ENABLE; 449#endif 450 } 451 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 452 453 reg = 0; 454 if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0) 455 reg |= PCCARD_CCR_STATUS_IOIS8; 456 if (pf->cfe->flags & PCCARD_CFE_AUDIO) 457 reg |= PCCARD_CCR_STATUS_AUDIO; 458 pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg); 459 460 pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0); 461 462 if (pccard_mfc(pf->sc)) { 463 long tmp, iosize; 464 465 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 466 /* round up to nearest (2^n)-1 */ 467 for (iosize = 1; iosize < tmp; iosize <<= 1) 468 ; 469 iosize--; 470 471 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 472 pf->pf_mfc_iobase & 0xff); 473 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 474 (pf->pf_mfc_iobase >> 8) & 0xff); 475 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 476 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 477 478 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 479 } 480 481#ifdef PCCARDDEBUG 482 if (pccard_debug) { 483 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 484 device_printf(tmp->sc->dev, 485 "function %d CCR at %d offset %x: " 486 "%x %x %x %x, %x %x %x %x, %x\n", 487 tmp->number, tmp->pf_ccr_window, 488 tmp->pf_ccr_offset, 489 pccard_ccr_read(tmp, 0x00), 490 pccard_ccr_read(tmp, 0x02), 491 pccard_ccr_read(tmp, 0x04), 492 pccard_ccr_read(tmp, 0x06), 493 pccard_ccr_read(tmp, 0x0A), 494 pccard_ccr_read(tmp, 0x0C), 495 pccard_ccr_read(tmp, 0x0E), 496 pccard_ccr_read(tmp, 0x10), 497 pccard_ccr_read(tmp, 0x12)); 498 } 499 } 500#endif 501 pf->pf_flags |= PFF_ENABLED; 502 return (0); 503 504 bad: 505 /* 506 * Decrement the reference count, and power down the socket, if 507 * necessary. 508 */ 509 if (--pf->sc->sc_enabled_count == 0) 510 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 511 DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count)); 512 513 return (1); 514} 515 516/* Disable PCCARD function. */ 517void 518pccard_function_disable(struct pccard_function *pf) 519{ 520 struct pccard_function *tmp; 521 device_t dev = pf->sc->dev; 522 523 if (pf->cfe == NULL) 524 panic("pccard_function_disable: function not initialized"); 525 526 if ((pf->pf_flags & PFF_ENABLED) == 0) { 527 /* 528 * Don't do anything if we're already disabled. 529 */ 530 return; 531 } 532 533 /* 534 * it's possible for different functions' CCRs to be in the same 535 * underlying page. Check for that. Note we mark us as disabled 536 * first to avoid matching ourself. 537 */ 538 539 pf->pf_flags &= ~PFF_ENABLED; 540 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 541 if ((tmp->pf_flags & PFF_ENABLED) && 542 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 543 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 544 (tmp->ccr_base - tmp->pf_ccr_offset + tmp->pf_ccr_realsize))) 545 break; 546 } 547 548 /* Not used by anyone else; unmap the CCR. */ 549 if (tmp == NULL) { 550 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid, 551 pf->ccr_res); 552 pf->ccr_res = NULL; 553 } 554 555 /* 556 * Decrement the reference count, and power down the socket, if 557 * necessary. 558 */ 559 if (--pf->sc->sc_enabled_count == 0) 560 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 561 DEVPRINTF((dev, "--enabled_count = %d\n", pf->sc->sc_enabled_count)); 562} 563 564#if 0 565/* XXX These functions are needed, but not like this XXX */ 566int 567pccard_io_map(struct pccard_function *pf, int width, bus_addr_t offset, 568 bus_size_t size, struct pccard_io_handle *pcihp, int *windowp) 569{ 570 int reg; 571 572 if (pccard_chip_io_map(pf->sc->pct, pf->sc->pch, width, offset, size, 573 pcihp, windowp)) 574 return (1); 575 576 /* 577 * XXX in the multifunction multi-iospace-per-function case, this 578 * needs to cooperate with io_alloc to make sure that the spaces 579 * don't overlap, and that the ccr's are set correctly 580 */ 581 582 if (pccard_mfc(pf->sc)) { 583 long tmp, iosize; 584 585 if (pf->pf_mfc_iomax == 0) { 586 pf->pf_mfc_iobase = pcihp->addr + offset; 587 pf->pf_mfc_iomax = pf->pf_mfc_iobase + size; 588 } else { 589 /* this makes the assumption that nothing overlaps */ 590 if (pf->pf_mfc_iobase > pcihp->addr + offset) 591 pf->pf_mfc_iobase = pcihp->addr + offset; 592 if (pf->pf_mfc_iomax < pcihp->addr + offset + size) 593 pf->pf_mfc_iomax = pcihp->addr + offset + size; 594 } 595 596 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 597 /* round up to nearest (2^n)-1 */ 598 for (iosize = 1; iosize >= tmp; iosize <<= 1) 599 ; 600 iosize--; 601 602 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 603 pf->pf_mfc_iobase & 0xff); 604 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 605 (pf->pf_mfc_iobase >> 8) & 0xff); 606 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 607 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 608 609 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 610 611 reg = pccard_ccr_read(pf, PCCARD_CCR_OPTION); 612 reg |= PCCARD_CCR_OPTION_ADDR_DECODE; 613 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 614 } 615 return (0); 616} 617 618void 619pccard_io_unmap(struct pccard_function *pf, int window) 620{ 621 622 pccard_chip_io_unmap(pf->sc->pct, pf->sc->pch, window); 623 624 /* XXX Anything for multi-function cards? */ 625} 626#endif 627 628/* 629 * simulate the old "probe" routine. In the new world order, the driver 630 * needs to grab devices while in the old they were assigned to the device by 631 * the pccardd process. These symbols are exported to the upper layers. 632 */ 633int 634pccard_compat_probe(device_t dev) 635{ 636 return (CARD_COMPAT_MATCH(dev)); 637} 638 639int 640pccard_compat_attach(device_t dev) 641{ 642 int err; 643 644 err = CARD_COMPAT_PROBE(dev); 645 if (err == 0) 646 err = CARD_COMPAT_ATTACH(dev); 647 return (err); 648} 649 650#define PCCARD_NPORT 2 651#define PCCARD_NMEM 5 652#define PCCARD_NIRQ 1 653#define PCCARD_NDRQ 0 654 655static int 656pccard_add_children(device_t dev, int busno) 657{ 658 /* Call parent to scan for any current children */ 659 return 0; 660} 661 662static int 663pccard_probe(device_t dev) 664{ 665 device_set_desc(dev, "PC Card bus -- newconfig version"); 666 return pccard_add_children(dev, device_get_unit(dev)); 667} 668 669static int 670pccard_attach(device_t dev) 671{ 672 struct pccard_softc *sc = PCCARD_SOFTC(dev); 673 674 sc->dev = dev; 675 sc->sc_enabled_count = 0; 676 DEVPRINTF((dev, "pccard_attach %p\n", dev)); 677 return bus_generic_attach(dev); 678} 679 680static void 681pccard_print_resources(struct resource_list *rl, const char *name, int type, 682 int count, const char *format) 683{ 684 struct resource_list_entry *rle; 685 int printed; 686 int i; 687 688 printed = 0; 689 for (i = 0; i < count; i++) { 690 rle = resource_list_find(rl, type, i); 691 if (rle) { 692 if (printed == 0) 693 printf(" %s ", name); 694 else if (printed > 0) 695 printf(","); 696 printed++; 697 printf(format, rle->start); 698 if (rle->count > 1) { 699 printf("-"); 700 printf(format, rle->start + rle->count - 1); 701 } 702 } else if (i > 3) { 703 /* check the first few regardless */ 704 break; 705 } 706 } 707} 708 709static int 710pccard_print_child(device_t dev, device_t child) 711{ 712 struct pccard_ivar *devi = PCCARD_IVAR(child); 713 struct resource_list *rl = &devi->resources; 714 int retval = 0; 715 716 retval += bus_print_child_header(dev, child); 717 retval += printf(" at"); 718 719 if (devi) { 720 pccard_print_resources(rl, "port", SYS_RES_IOPORT, 721 PCCARD_NPORT, "%#lx"); 722 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY, 723 PCCARD_NMEM, "%#lx"); 724 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ, 725 "%ld"); 726 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ, 727 "%ld"); 728 } 729 730 retval += bus_print_child_footer(dev, child); 731 732 return (retval); 733} 734 735static int 736pccard_set_resource(device_t dev, device_t child, int type, int rid, 737 u_long start, u_long count) 738{ 739 struct pccard_ivar *devi = PCCARD_IVAR(child); 740 struct resource_list *rl = &devi->resources; 741 742 if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY 743 && type != SYS_RES_IRQ && type != SYS_RES_DRQ) 744 return EINVAL; 745 if (rid < 0) 746 return EINVAL; 747 if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT) 748 return EINVAL; 749 if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM) 750 return EINVAL; 751 if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ) 752 return EINVAL; 753 if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ) 754 return EINVAL; 755 756 resource_list_add(rl, type, rid, start, start + count - 1, count); 757 758 return 0; 759} 760 761static int 762pccard_get_resource(device_t dev, device_t child, int type, int rid, 763 u_long *startp, u_long *countp) 764{ 765 struct pccard_ivar *devi = PCCARD_IVAR(child); 766 struct resource_list *rl = &devi->resources; 767 struct resource_list_entry *rle; 768 769 rle = resource_list_find(rl, type, rid); 770 if (!rle) 771 return ENOENT; 772 773 if (startp) 774 *startp = rle->start; 775 if (countp) 776 *countp = rle->count; 777 778 return 0; 779} 780 781static void 782pccard_delete_resource(device_t dev, device_t child, int type, int rid) 783{ 784 struct pccard_ivar *devi = PCCARD_IVAR(child); 785 struct resource_list *rl = &devi->resources; 786 resource_list_delete(rl, type, rid); 787} 788 789static int 790pccard_set_res_flags(device_t dev, device_t child, int type, int rid, 791 u_int32_t flags) 792{ 793 return CARD_SET_RES_FLAGS(device_get_parent(dev), child, type, 794 rid, flags); 795} 796 797static int 798pccard_set_memory_offset(device_t dev, device_t child, int rid, 799 u_int32_t offset) 800{ 801 return CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid, 802 offset); 803} 804 805static int 806pccard_read_ivar(device_t bus, device_t child, int which, u_char *result) 807{ 808 struct pccard_ivar *devi = PCCARD_IVAR(child); 809 struct pccard_function *func = devi->fcn; 810 struct pccard_softc *sc = PCCARD_SOFTC(bus); 811 812 /* PCCARD_IVAR_ETHADDR unhandled from oldcard */ 813 switch (which) { 814 default: 815 case PCCARD_IVAR_ETHADDR: 816 return (ENOENT); 817 break; 818 case PCCARD_IVAR_VENDOR: 819 *(u_int32_t *) result = sc->card.manufacturer; 820 break; 821 case PCCARD_IVAR_PRODUCT: 822 *(u_int32_t *) result = sc->card.product; 823 break; 824 case PCCARD_IVAR_FUNCTION_NUMBER: 825 if (!func) { 826 device_printf(bus, "No function number, bug!\n"); 827 return (ENOENT); 828 } 829 *(u_int32_t *) result = func->number; 830 break; 831 case PCCARD_IVAR_VENDOR_STR: 832 *(char **) result = sc->card.cis1_info[0]; 833 break; 834 case PCCARD_IVAR_PRODUCT_STR: 835 *(char **) result = sc->card.cis1_info[1]; 836 break; 837 case PCCARD_IVAR_CIS3_STR: 838 *(char **) result = sc->card.cis1_info[2]; 839 break; 840 case PCCARD_IVAR_CIS4_STR: 841 *(char **) result = sc->card.cis1_info[2]; 842 break; 843 } 844 return (0); 845} 846 847static void 848pccard_driver_added(device_t dev, driver_t *driver) 849{ 850 /* 851 * XXX eventually we need to attach stuff when we know we 852 * XXX have kids. For now we do nothing because we normally 853 * XXX add children ourselves. We don't want to necessarily 854 * XXX force a reprobe. 855 */ 856} 857 858static struct resource * 859pccard_alloc_resource(device_t dev, device_t child, int type, int *rid, 860 u_long start, u_long end, u_long count, u_int flags) 861{ 862 struct pccard_ivar *ivar; 863 struct pccard_function *pf; 864 865 if (device_get_parent(child) == dev) { 866 ivar = PCCARD_IVAR(child); 867 pf = ivar->fcn; 868 switch (type) { 869 case SYS_RES_IRQ: 870 if (*rid > 0) 871 return NULL; 872 return (pf->cfe->irqres); 873 case SYS_RES_IOPORT: 874 if (*rid > 3) /* XXX */ 875 return NULL; 876 return (pf->cfe->iores[*rid]); 877 } 878 } 879 return (bus_generic_alloc_resource(dev, child, type, rid, start, 880 end, count, flags)); 881} 882 883static int 884pccard_release_resource(device_t dev, device_t child, int type, int rid, 885 struct resource *r) 886{ 887 return bus_generic_release_resource(dev, child, type, rid, r); 888} 889 890static int 891pccard_activate_resource(device_t dev, device_t child, int type, int rid, 892 struct resource *r) 893{ 894 /* XXX need to write to the COR to activate this */ 895 return (bus_generic_activate_resource(dev, child, type, rid, r)); 896} 897 898static int 899pccard_deactivate_resource(device_t dev, device_t child, int type, int rid, 900 struct resource *r) 901{ 902 /* XXX need to write to the COR to deactivate this */ 903 return (bus_generic_deactivate_resource(dev, child, type, rid, r)); 904} 905 906static device_method_t pccard_methods[] = { 907 /* Device interface */ 908 DEVMETHOD(device_probe, pccard_probe), 909 DEVMETHOD(device_attach, pccard_attach), 910 DEVMETHOD(device_detach, bus_generic_detach), 911 DEVMETHOD(device_shutdown, bus_generic_shutdown), 912 DEVMETHOD(device_suspend, bus_generic_suspend), 913 DEVMETHOD(device_resume, bus_generic_resume), 914 915 /* Bus interface */ 916 DEVMETHOD(bus_print_child, pccard_print_child), 917 DEVMETHOD(bus_driver_added, pccard_driver_added), 918 DEVMETHOD(bus_alloc_resource, pccard_alloc_resource), 919 DEVMETHOD(bus_release_resource, pccard_release_resource), 920 DEVMETHOD(bus_activate_resource, pccard_activate_resource), 921 DEVMETHOD(bus_deactivate_resource, pccard_deactivate_resource), 922 DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), 923 DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), 924 DEVMETHOD(bus_set_resource, pccard_set_resource), 925 DEVMETHOD(bus_get_resource, pccard_get_resource), 926 DEVMETHOD(bus_delete_resource, pccard_delete_resource), 927 DEVMETHOD(bus_read_ivar, pccard_read_ivar), 928 929 /* Card Interface */ 930 DEVMETHOD(card_set_res_flags, pccard_set_res_flags), 931 DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset), 932 DEVMETHOD(card_get_type, pccard_card_gettype), 933 DEVMETHOD(card_attach_card, pccard_attach_card), 934 DEVMETHOD(card_detach_card, pccard_detach_card), 935 936 { 0, 0 } 937}; 938 939static driver_t pccard_driver = { 940 "pccard", 941 pccard_methods, 942 sizeof(struct pccard_softc) 943}; 944 945devclass_t pccard_devclass; 946 947DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0); 948DRIVER_MODULE(pccard, pc98pcic, pccard_driver, pccard_devclass, 0, 0); 949DRIVER_MODULE(pccard, pccbb, pccard_driver, pccard_devclass, 0, 0); 950DRIVER_MODULE(pccard, tcic, pccard_driver, pccard_devclass, 0, 0); 951MODULE_VERSION(pccard, 1); 952MODULE_DEPEND(pccard, pcic, 1, 1, 1); 953