pccard.c revision 67269
1/* $NetBSD: pcmcia.c,v 1.23 2000/07/28 19:17:02 drochner Exp $ */ 2/* $FreeBSD: head/sys/dev/pccard/pccard.c 67269 2000-10-18 02:21:00Z 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 /* 103 * this is here so that when socket_enable calls gettype, trt happens 104 */ 105 STAILQ_INIT(&sc->card.pf_head); 106 107 DEVPRINTF((dev, "chip_socket_enable\n")); 108 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 109 110 DEVPRINTF((dev, "read_cis\n")); 111 pccard_read_cis(sc); 112 113 DEVPRINTF((dev, "check_cis_quirks\n")); 114 pccard_check_cis_quirks(dev); 115 116 /* 117 * bail now if the card has no functions, or if there was an error in 118 * the cis. 119 */ 120 121 if (sc->card.error) 122 return (1); 123 if (STAILQ_EMPTY(&sc->card.pf_head)) 124 return (1); 125 126 if (1) 127 pccard_print_cis(dev); 128 129 attached = 0; 130 131 DEVPRINTF((dev, "functions scanning\n")); 132 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 133 if (STAILQ_EMPTY(&pf->cfe_head)) 134 continue; 135 136 pf->sc = sc; 137 pf->cfe = NULL; 138 pf->dev = NULL; 139 } 140#if 0 141 DEVPRINTF((dev, "chip_socket_disable\n")); 142 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 143#endif 144 145 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 146 if (STAILQ_EMPTY(&pf->cfe_head)) 147 continue; 148 /* 149 * In NetBSD, the drivers are responsible for activating 150 * each function of a card. I think that in FreeBSD we 151 * want to activate them enough for the usual bus_*_resource 152 * routines will do the right thing. This many mean a 153 * departure from the current NetBSD model. 154 * 155 * This could get really ugly for multifunction cards. But 156 * it might also just fall out of the FreeBSD resource model. 157 * 158 */ 159 ivar = malloc(sizeof(struct pccard_ivar), M_DEVBUF, M_WAITOK); 160 bzero(ivar, sizeof *ivar); 161 child = device_add_child(dev, NULL, -1); 162 device_set_ivars(child, ivar); 163 ivar->fcn = pf; 164 pf->dev = child; 165 /* 166 * XXX We might want to move the next two lines into 167 * XXX the pccard interface layer. For the moment, this 168 * XXX is OK, but some drivers want to pick the config 169 * XXX entry to use as well as some address tweaks (mostly 170 * XXX due to bugs in decode logic that makes some 171 * XXX addresses illegal or broken). 172 */ 173 pccard_function_init(pf); 174 pccard_function_enable(pf); 175 if (device_probe_and_attach(child) == 0) { 176 attached++; 177 178 DEVPRINTF((sc->dev, "function %d CCR at %d " 179 "offset %x: %x %x %x %x, %x %x %x %x, %x\n", 180 pf->number, pf->pf_ccr_window, pf->pf_ccr_offset, 181 pccard_ccr_read(pf, 0x00), 182 pccard_ccr_read(pf, 0x02), pccard_ccr_read(pf, 0x04), 183 pccard_ccr_read(pf, 0x06), pccard_ccr_read(pf, 0x0A), 184 pccard_ccr_read(pf, 0x0C), pccard_ccr_read(pf, 0x0E), 185 pccard_ccr_read(pf, 0x10), pccard_ccr_read(pf, 0x12))); 186 } else { 187 device_delete_child(dev, child); 188 } 189 } 190 return 0; 191} 192 193static int 194pccard_detach_card(device_t dev, int flags) 195{ 196 struct pccard_softc *sc = PCCARD_SOFTC(dev); 197 struct pccard_function *pf; 198 199 /* 200 * We are running on either the PCCARD socket's event thread 201 * or in user context detaching a device by user request. 202 */ 203 STAILQ_FOREACH(pf, &sc->card.pf_head, pf_list) { 204 if (STAILQ_FIRST(&pf->cfe_head) == NULL) 205 continue; 206 207 pccard_function_disable(pf); 208 if (pf->dev) 209 device_delete_child(dev, pf->dev); 210 } 211 return 0; 212} 213 214const struct pccard_product * 215pccard_product_lookup(device_t dev, const struct pccard_product *tab, 216 size_t ent_size, pccard_product_match_fn matchfn) 217{ 218 const struct pccard_product *ent; 219 int matches; 220 u_int32_t fcn; 221 u_int32_t vendor; 222 u_int32_t prod; 223 char *vendorstr; 224 char *prodstr; 225 226#ifdef DIAGNOSTIC 227 if (sizeof *ent > ent_size) 228 panic("pccard_product_lookup: bogus ent_size %ld", 229 (long) ent_size); 230#endif 231 if (pccard_get_vendor(dev, &vendor)) 232 return (NULL); 233 if (pccard_get_product(dev, &prod)) 234 return (NULL); 235 if (pccard_get_function_number(dev, &fcn)) 236 return (NULL); 237 if (pccard_get_vendor_str(dev, &vendorstr)) 238 return (NULL); 239 if (pccard_get_product_str(dev, &prodstr)) 240 return (NULL); 241 for (ent = tab; ent->pp_name != NULL; 242 ent = (const struct pccard_product *) 243 ((const char *) ent + ent_size)) { 244 matches = 1; 245 if (matches && ent->pp_vendor != PCCARD_VENDOR_ANY && 246 vendor != ent->pp_vendor) 247 matches = 0; 248 if (matches && ent->pp_product != PCCARD_PRODUCT_ANY && 249 prod != ent->pp_product) 250 matches = 0; 251 if (matches && fcn != ent->pp_expfunc) 252 matches = 0; 253 if (matches && ent->pp_vendor_str && 254 strcmp(ent->pp_vendor_str, vendorstr) != 0) 255 matches = 0; 256 if (matches && ent->pp_product_str && 257 strcmp(ent->pp_product_str, prodstr) != 0) 258 matches = 0; 259 if (matchfn != NULL) 260 matches = (*matchfn)(dev, ent, matches); 261 if (matches) 262 return (ent); 263 } 264 return (NULL); 265} 266 267static int 268pccard_card_gettype(device_t dev, int *type) 269{ 270 struct pccard_softc *sc = PCCARD_SOFTC(dev); 271 struct pccard_function *pf; 272 273 /* 274 * set the iftype to memory if this card has no functions (not yet 275 * probed), or only one function, and that is not initialized yet or 276 * that is memory. 277 */ 278 pf = STAILQ_FIRST(&sc->card.pf_head); 279 if (pf == NULL || 280 (STAILQ_NEXT(pf, pf_list) == NULL && 281 (pf->cfe == NULL || pf->cfe->iftype == PCCARD_IFTYPE_MEMORY))) 282 *type = PCCARD_IFTYPE_MEMORY; 283 else 284 *type = PCCARD_IFTYPE_IO; 285 return 0; 286} 287 288/* 289 * Initialize a PCCARD function. May be called as long as the function is 290 * disabled. 291 */ 292void 293pccard_function_init(struct pccard_function *pf) 294{ 295 struct pccard_config_entry *cfe; 296 int i; 297 struct pccard_ivar *devi = PCCARD_IVAR(pf->dev); 298 struct resource_list *rl = &devi->resources; 299 struct resource *r = 0; 300 device_t bus; 301 302 if (pf->pf_flags & PFF_ENABLED) 303 panic("pccard_function_init: function is enabled"); 304 305 bus = device_get_parent(pf->dev); 306 /* Remember which configuration entry we are using. */ 307 for (cfe = STAILQ_FIRST(&pf->cfe_head); cfe != NULL; 308 cfe = STAILQ_NEXT(cfe, cfe_list)) { 309 for (i = 0; i < cfe->num_iospace; i++) 310 cfe->iores[i] = NULL; 311 cfe->irqres = NULL; 312 for (i = 0; i < cfe->num_iospace; i++) { 313 /* XXX kludge, need to not ignore start */ 314 /* XXX start is a hint here, so this would break */ 315 /* XXX modems */ 316 /* XXX ALSO: should just ask for the range 0 to */ 317 /* XXX 1 << decode bits - 1, so we have a layering */ 318 /* XXX violation now */ 319 cfe->iorid[i] = i; 320 r = cfe->iores[i] = bus_alloc_resource(bus, 321 SYS_RES_IOPORT, &cfe->iorid[i], 0x100, 0x3ff, 322 cfe->iospace[i].length, 0); 323 if (cfe->iores[i] == 0) 324 goto not_this_one; 325 resource_list_add(rl, SYS_RES_IOPORT, cfe->iorid[i], 326 rman_get_start(r), rman_get_end(r), 327 cfe->iospace[i].length); 328 329 } 330 if (cfe->num_memspace > 0) { 331 goto not_this_one; 332 } 333 if (cfe->irqmask) { 334 cfe->irqrid = 0; 335 cfe->irqres = bus_alloc_resource(bus, SYS_RES_IRQ, 336 &cfe->irqrid, 10, 12, 1, 0); 337 if (cfe->irqres == 0) 338 goto not_this_one; 339 resource_list_add(rl, SYS_RES_IRQ, cfe->irqrid, 340 rman_get_start(r), rman_get_end(r), 1); 341 } 342 /* XXX Don't know how to deal with maxtwins */ 343 /* If we get to here, we've allocated all we need */ 344 pf->cfe = cfe; 345 break; 346 not_this_one:; 347 for (i = 0; i < cfe->num_iospace; i++) { 348 resource_list_delete(rl, SYS_RES_IOPORT, i); 349 if (cfe->iores[i]) 350 bus_release_resource(bus, SYS_RES_IOPORT, 351 cfe->iorid[i], cfe->iores[i]); 352 cfe->iores[i] = NULL; 353 } 354 if (cfe->irqmask && cfe->irqres) { 355 resource_list_delete(rl, SYS_RES_IRQ, cfe->irqrid); 356 bus_release_resource(bus, SYS_RES_IRQ, 357 cfe->irqrid, cfe->irqres); 358 cfe->irqres = NULL; 359 } 360 } 361} 362 363/* Enable a PCCARD function */ 364int 365pccard_function_enable(struct pccard_function *pf) 366{ 367 struct pccard_function *tmp; 368 int reg; 369 device_t dev = pf->sc->dev; 370 371 if (pf->cfe == NULL) 372 panic("pccard_function_enable: function not initialized"); 373 374 /* 375 * Increase the reference count on the socket, enabling power, if 376 * necessary. 377 */ 378 if (pf->sc->sc_enabled_count++ == 0) 379 POWER_ENABLE_SOCKET(device_get_parent(dev), dev); 380 DEVPRINTF((dev, "++enabled_count = %d\n", pf->sc->sc_enabled_count)); 381 382 if (pf->pf_flags & PFF_ENABLED) { 383 /* 384 * Don't do anything if we're already enabled. 385 */ 386 return (0); 387 } 388 389 /* 390 * it's possible for different functions' CCRs to be in the same 391 * underlying page. Check for that. 392 */ 393 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 394 if ((tmp->pf_flags & PFF_ENABLED) && 395 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 396 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 397 (tmp->ccr_base - tmp->pf_ccr_offset + 398 tmp->pf_ccr_realsize))) { 399 pf->pf_ccrt = tmp->pf_ccrt; 400 pf->pf_ccrh = tmp->pf_ccrh; 401 pf->pf_ccr_realsize = tmp->pf_ccr_realsize; 402 403 /* 404 * pf->pf_ccr_offset = (tmp->pf_ccr_offset - 405 * tmp->ccr_base) + pf->ccr_base; 406 */ 407 pf->pf_ccr_offset = 408 (tmp->pf_ccr_offset + pf->ccr_base) - 409 tmp->ccr_base; 410 pf->pf_ccr_window = tmp->pf_ccr_window; 411 break; 412 } 413 } 414 415 if (tmp == NULL) { 416 pf->ccr_rid = 0; 417 pf->ccr_res = bus_alloc_resource(dev, SYS_RES_MEMORY, 418 &pf->ccr_rid, 0xa0000, 0xdffff, 1 << 10, RF_ACTIVE); 419 if (!pf->ccr_res) { 420 DEVPRINTF((dev, "ccr_res == 0\n")); 421 goto bad; 422 } 423 CARD_SET_RES_FLAGS(device_get_parent(dev), dev, SYS_RES_MEMORY, 424 pf->ccr_rid, PCCARD_A_MEM_ATTR); 425 CARD_SET_MEMORY_OFFSET(device_get_parent(dev), dev, 426 pf->ccr_rid, (pf->ccr_rid >> 10) << 10); 427 pf->pf_ccrt = rman_get_bustag(pf->ccr_res); 428 pf->pf_ccrh = rman_get_bushandle(pf->ccr_res); 429 pf->pf_ccr_offset = rman_get_start(pf->ccr_res); 430 pf->pf_ccr_realsize = 1; 431 } 432 433 reg = (pf->cfe->number & PCCARD_CCR_OPTION_CFINDEX); 434 reg |= PCCARD_CCR_OPTION_LEVIREQ; 435 if (pccard_mfc(pf->sc)) { 436 reg |= (PCCARD_CCR_OPTION_FUNC_ENABLE | 437 PCCARD_CCR_OPTION_ADDR_DECODE); 438 /* 439 * XXX Need to enable PCCARD_CCR_OPTION_IRQ_ENABLE if 440 * XXX we have an interrupt handler, but we don't know that 441 * XXX at this point. 442 */ 443 reg |= PCCARD_CCR_OPTION_IREQ_ENABLE; 444 } 445 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 446 447 reg = 0; 448 if ((pf->cfe->flags & PCCARD_CFE_IO16) == 0) 449 reg |= PCCARD_CCR_STATUS_IOIS8; 450 if (pf->cfe->flags & PCCARD_CFE_AUDIO) 451 reg |= PCCARD_CCR_STATUS_AUDIO; 452 pccard_ccr_write(pf, PCCARD_CCR_STATUS, reg); 453 454 pccard_ccr_write(pf, PCCARD_CCR_SOCKETCOPY, 0); 455 456 if (pccard_mfc(pf->sc)) { 457 long tmp, iosize; 458 459 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 460 /* round up to nearest (2^n)-1 */ 461 for (iosize = 1; iosize < tmp; iosize <<= 1) 462 ; 463 iosize--; 464 465 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 466 pf->pf_mfc_iobase & 0xff); 467 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 468 (pf->pf_mfc_iobase >> 8) & 0xff); 469 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 470 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 471 472 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 473 } 474 475#ifdef PCCARDDEBUG 476 if (pccard_debug) { 477 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 478 device_printf(tmp->sc->dev, 479 "function %d CCR at %d offset %x: " 480 "%x %x %x %x, %x %x %x %x, %x\n", 481 tmp->number, tmp->pf_ccr_window, 482 tmp->pf_ccr_offset, 483 pccard_ccr_read(tmp, 0x00), 484 pccard_ccr_read(tmp, 0x02), 485 pccard_ccr_read(tmp, 0x04), 486 pccard_ccr_read(tmp, 0x06), 487 pccard_ccr_read(tmp, 0x0A), 488 pccard_ccr_read(tmp, 0x0C), 489 pccard_ccr_read(tmp, 0x0E), 490 pccard_ccr_read(tmp, 0x10), 491 pccard_ccr_read(tmp, 0x12)); 492 } 493 } 494#endif 495 pf->pf_flags |= PFF_ENABLED; 496 return (0); 497 498 bad: 499 /* 500 * Decrement the reference count, and power down the socket, if 501 * necessary. 502 */ 503 if (--pf->sc->sc_enabled_count == 0) 504 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 505 DEVPRINTF((dev, "bad --enabled_count = %d\n", pf->sc->sc_enabled_count)); 506 507 return (1); 508} 509 510/* Disable PCCARD function. */ 511void 512pccard_function_disable(struct pccard_function *pf) 513{ 514 struct pccard_function *tmp; 515 device_t dev = pf->sc->dev; 516 517 if (pf->cfe == NULL) 518 panic("pccard_function_disable: function not initialized"); 519 520 if ((pf->pf_flags & PFF_ENABLED) == 0) { 521 /* 522 * Don't do anything if we're already disabled. 523 */ 524 return; 525 } 526 527 /* 528 * it's possible for different functions' CCRs to be in the same 529 * underlying page. Check for that. Note we mark us as disabled 530 * first to avoid matching ourself. 531 */ 532 533 pf->pf_flags &= ~PFF_ENABLED; 534 STAILQ_FOREACH(tmp, &pf->sc->card.pf_head, pf_list) { 535 if ((tmp->pf_flags & PFF_ENABLED) && 536 (pf->ccr_base >= (tmp->ccr_base - tmp->pf_ccr_offset)) && 537 ((pf->ccr_base + PCCARD_CCR_SIZE) <= 538 (tmp->ccr_base - tmp->pf_ccr_offset + tmp->pf_ccr_realsize))) 539 break; 540 } 541 542 /* Not used by anyone else; unmap the CCR. */ 543 if (tmp == NULL) { 544 bus_release_resource(dev, SYS_RES_MEMORY, pf->ccr_rid, 545 pf->ccr_res); 546 pf->ccr_res = NULL; 547 } 548 549 /* 550 * Decrement the reference count, and power down the socket, if 551 * necessary. 552 */ 553 if (--pf->sc->sc_enabled_count == 0) 554 POWER_DISABLE_SOCKET(device_get_parent(dev), dev); 555 DEVPRINTF((dev, "--enabled_count = %d\n", pf->sc->sc_enabled_count)); 556} 557 558#if 0 559/* XXX These functions are needed, but not like this XXX */ 560int 561pccard_io_map(struct pccard_function *pf, int width, bus_addr_t offset, 562 bus_size_t size, struct pccard_io_handle *pcihp, int *windowp) 563{ 564 int reg; 565 566 if (pccard_chip_io_map(pf->sc->pct, pf->sc->pch, width, offset, size, 567 pcihp, windowp)) 568 return (1); 569 570 /* 571 * XXX in the multifunction multi-iospace-per-function case, this 572 * needs to cooperate with io_alloc to make sure that the spaces 573 * don't overlap, and that the ccr's are set correctly 574 */ 575 576 if (pccard_mfc(pf->sc)) { 577 long tmp, iosize; 578 579 if (pf->pf_mfc_iomax == 0) { 580 pf->pf_mfc_iobase = pcihp->addr + offset; 581 pf->pf_mfc_iomax = pf->pf_mfc_iobase + size; 582 } else { 583 /* this makes the assumption that nothing overlaps */ 584 if (pf->pf_mfc_iobase > pcihp->addr + offset) 585 pf->pf_mfc_iobase = pcihp->addr + offset; 586 if (pf->pf_mfc_iomax < pcihp->addr + offset + size) 587 pf->pf_mfc_iomax = pcihp->addr + offset + size; 588 } 589 590 tmp = pf->pf_mfc_iomax - pf->pf_mfc_iobase; 591 /* round up to nearest (2^n)-1 */ 592 for (iosize = 1; iosize >= tmp; iosize <<= 1) 593 ; 594 iosize--; 595 596 pccard_ccr_write(pf, PCCARD_CCR_IOBASE0, 597 pf->pf_mfc_iobase & 0xff); 598 pccard_ccr_write(pf, PCCARD_CCR_IOBASE1, 599 (pf->pf_mfc_iobase >> 8) & 0xff); 600 pccard_ccr_write(pf, PCCARD_CCR_IOBASE2, 0); 601 pccard_ccr_write(pf, PCCARD_CCR_IOBASE3, 0); 602 603 pccard_ccr_write(pf, PCCARD_CCR_IOSIZE, iosize); 604 605 reg = pccard_ccr_read(pf, PCCARD_CCR_OPTION); 606 reg |= PCCARD_CCR_OPTION_ADDR_DECODE; 607 pccard_ccr_write(pf, PCCARD_CCR_OPTION, reg); 608 } 609 return (0); 610} 611 612void 613pccard_io_unmap(struct pccard_function *pf, int window) 614{ 615 616 pccard_chip_io_unmap(pf->sc->pct, pf->sc->pch, window); 617 618 /* XXX Anything for multi-function cards? */ 619} 620#endif 621 622/* 623 * simulate the old "probe" routine. In the new world order, the driver 624 * needs to grab devices while in the old they were assigned to the device by 625 * the pccardd process. These symbols are exported to the upper layers. 626 */ 627int 628pccard_compat_probe(device_t dev) 629{ 630 return (CARD_COMPAT_MATCH(dev)); 631} 632 633int 634pccard_compat_attach(device_t dev) 635{ 636 int err; 637 638 err = CARD_COMPAT_PROBE(dev); 639 if (err == 0) 640 err = CARD_COMPAT_ATTACH(dev); 641 return (err); 642} 643 644#define PCCARD_NPORT 2 645#define PCCARD_NMEM 5 646#define PCCARD_NIRQ 1 647#define PCCARD_NDRQ 0 648 649static int 650pccard_add_children(device_t dev, int busno) 651{ 652 /* Call parent to scan for any current children */ 653 return 0; 654} 655 656static int 657pccard_probe(device_t dev) 658{ 659 device_set_desc(dev, "PC Card bus -- newconfig version"); 660 return pccard_add_children(dev, device_get_unit(dev)); 661} 662 663static int 664pccard_attach(device_t dev) 665{ 666 struct pccard_softc *sc = PCCARD_SOFTC(dev); 667 668 sc->dev = dev; 669 sc->sc_enabled_count = 0; 670 return bus_generic_attach(dev); 671} 672 673static void 674pccard_print_resources(struct resource_list *rl, const char *name, int type, 675 int count, const char *format) 676{ 677 struct resource_list_entry *rle; 678 int printed; 679 int i; 680 681 printed = 0; 682 for (i = 0; i < count; i++) { 683 rle = resource_list_find(rl, type, i); 684 if (rle) { 685 if (printed == 0) 686 printf(" %s ", name); 687 else if (printed > 0) 688 printf(","); 689 printed++; 690 printf(format, rle->start); 691 if (rle->count > 1) { 692 printf("-"); 693 printf(format, rle->start + rle->count - 1); 694 } 695 } else if (i > 3) { 696 /* check the first few regardless */ 697 break; 698 } 699 } 700} 701 702static int 703pccard_print_child(device_t dev, device_t child) 704{ 705 struct pccard_ivar *devi = PCCARD_IVAR(child); 706 struct resource_list *rl = &devi->resources; 707 int retval = 0; 708 709 retval += bus_print_child_header(dev, child); 710 retval += printf(" at"); 711 712 if (devi) { 713 pccard_print_resources(rl, "port", SYS_RES_IOPORT, 714 PCCARD_NPORT, "%#lx"); 715 pccard_print_resources(rl, "iomem", SYS_RES_MEMORY, 716 PCCARD_NMEM, "%#lx"); 717 pccard_print_resources(rl, "irq", SYS_RES_IRQ, PCCARD_NIRQ, 718 "%ld"); 719 pccard_print_resources(rl, "drq", SYS_RES_DRQ, PCCARD_NDRQ, 720 "%ld"); 721 retval += printf(" function %d config %d", devi->fcn->number, 722 devi->fcn->cfe->number); 723 } 724 725 retval += bus_print_child_footer(dev, child); 726 727 return (retval); 728} 729 730static int 731pccard_set_resource(device_t dev, device_t child, int type, int rid, 732 u_long start, u_long count) 733{ 734 struct pccard_ivar *devi = PCCARD_IVAR(child); 735 struct resource_list *rl = &devi->resources; 736 737 if (type != SYS_RES_IOPORT && type != SYS_RES_MEMORY 738 && type != SYS_RES_IRQ && type != SYS_RES_DRQ) 739 return EINVAL; 740 if (rid < 0) 741 return EINVAL; 742 if (type == SYS_RES_IOPORT && rid >= PCCARD_NPORT) 743 return EINVAL; 744 if (type == SYS_RES_MEMORY && rid >= PCCARD_NMEM) 745 return EINVAL; 746 if (type == SYS_RES_IRQ && rid >= PCCARD_NIRQ) 747 return EINVAL; 748 if (type == SYS_RES_DRQ && rid >= PCCARD_NDRQ) 749 return EINVAL; 750 751 resource_list_add(rl, type, rid, start, start + count - 1, count); 752 753 return 0; 754} 755 756static int 757pccard_get_resource(device_t dev, device_t child, int type, int rid, 758 u_long *startp, u_long *countp) 759{ 760 struct pccard_ivar *devi = PCCARD_IVAR(child); 761 struct resource_list *rl = &devi->resources; 762 struct resource_list_entry *rle; 763 764 rle = resource_list_find(rl, type, rid); 765 if (!rle) 766 return ENOENT; 767 768 if (startp) 769 *startp = rle->start; 770 if (countp) 771 *countp = rle->count; 772 773 return 0; 774} 775 776static void 777pccard_delete_resource(device_t dev, device_t child, int type, int rid) 778{ 779 struct pccard_ivar *devi = PCCARD_IVAR(child); 780 struct resource_list *rl = &devi->resources; 781 resource_list_delete(rl, type, rid); 782} 783 784static int 785pccard_set_res_flags(device_t dev, device_t child, int type, int rid, 786 u_int32_t flags) 787{ 788 return CARD_SET_RES_FLAGS(device_get_parent(dev), child, type, 789 rid, flags); 790} 791 792static int 793pccard_set_memory_offset(device_t dev, device_t child, int rid, 794 u_int32_t offset) 795{ 796 return CARD_SET_MEMORY_OFFSET(device_get_parent(dev), child, rid, 797 offset); 798} 799 800static int 801pccard_read_ivar(device_t bus, device_t child, int which, u_char *result) 802{ 803 struct pccard_ivar *devi = PCCARD_IVAR(child); 804 struct pccard_function *func = devi->fcn; 805 struct pccard_softc *sc = PCCARD_SOFTC(bus); 806 807 /* PCCARD_IVAR_ETHADDR unhandled from oldcard */ 808 switch (which) { 809 default: 810 case PCCARD_IVAR_ETHADDR: 811 return (ENOENT); 812 break; 813 case PCCARD_IVAR_VENDOR: 814 *(u_int32_t *) result = sc->card.manufacturer; 815 break; 816 case PCCARD_IVAR_PRODUCT: 817 *(u_int32_t *) result = sc->card.product; 818 break; 819 case PCCARD_IVAR_FUNCTION_NUMBER: 820 if (!func) { 821 device_printf(bus, "No function number, bug!\n"); 822 return (ENOENT); 823 } 824 *(u_int32_t *) result = func->number; 825 break; 826 case PCCARD_IVAR_VENDOR_STR: 827 *(char **) result = sc->card.cis1_info[0]; 828 break; 829 case PCCARD_IVAR_PRODUCT_STR: 830 *(char **) result = sc->card.cis1_info[1]; 831 break; 832 case PCCARD_IVAR_CIS3_STR: 833 *(char **) result = sc->card.cis1_info[2]; 834 break; 835 case PCCARD_IVAR_CIS4_STR: 836 *(char **) result = sc->card.cis1_info[2]; 837 break; 838 } 839 return (0); 840} 841 842static void 843pccard_driver_added(device_t dev, driver_t *driver) 844{ 845 /* 846 * XXX eventually we need to attach stuff when we know we 847 * XXX have kids. For now we do nothing because we normally 848 * XXX add children ourselves. We don't want to necessarily 849 * XXX force a reprobe. 850 */ 851} 852 853static struct resource * 854pccard_alloc_resource(device_t dev, device_t child, int type, int *rid, 855 u_long start, u_long end, u_long count, u_int flags) 856{ 857 struct pccard_ivar *ivar; 858 struct pccard_function *pf; 859 struct resource *r = 0; 860 861 if (device_get_parent(child) == dev) { 862 ivar = PCCARD_IVAR(child); 863 pf = ivar->fcn; 864 switch (type) { 865 case SYS_RES_IRQ: 866 if (*rid > 0) 867 return NULL; 868 r = pf->cfe->irqres; 869 break; 870 case SYS_RES_IOPORT: 871 if (*rid > 3) /* XXX */ 872 return NULL; 873 r = pf->cfe->iores[*rid]; 874 break; 875 default: 876 break; 877 } 878 } 879 if (r != NULL) { 880 if (flags & RF_ACTIVE) 881 bus_generic_activate_resource(dev, child, type, 882 *rid, r); 883 return (r); 884 } 885 return (bus_generic_alloc_resource(dev, child, type, rid, start, 886 end, count, flags)); 887} 888 889static int 890pccard_release_resource(device_t dev, device_t child, int type, int rid, 891 struct resource *r) 892{ 893 return bus_generic_release_resource(dev, child, type, rid, r); 894} 895 896static int 897pccard_activate_resource(device_t dev, device_t child, int type, int rid, 898 struct resource *r) 899{ 900 /* XXX need to write to the COR to activate this for mf cards */ 901 return (bus_generic_activate_resource(dev, child, type, rid, r)); 902} 903 904static int 905pccard_deactivate_resource(device_t dev, device_t child, int type, int rid, 906 struct resource *r) 907{ 908 /* XXX need to write to the COR to deactivate this for mf cards */ 909 return (bus_generic_deactivate_resource(dev, child, type, rid, r)); 910} 911 912static device_method_t pccard_methods[] = { 913 /* Device interface */ 914 DEVMETHOD(device_probe, pccard_probe), 915 DEVMETHOD(device_attach, pccard_attach), 916 DEVMETHOD(device_detach, bus_generic_detach), 917 DEVMETHOD(device_shutdown, bus_generic_shutdown), 918 DEVMETHOD(device_suspend, bus_generic_suspend), 919 DEVMETHOD(device_resume, bus_generic_resume), 920 921 /* Bus interface */ 922 DEVMETHOD(bus_print_child, pccard_print_child), 923 DEVMETHOD(bus_driver_added, pccard_driver_added), 924 DEVMETHOD(bus_alloc_resource, pccard_alloc_resource), 925 DEVMETHOD(bus_release_resource, pccard_release_resource), 926 DEVMETHOD(bus_activate_resource, pccard_activate_resource), 927 DEVMETHOD(bus_deactivate_resource, pccard_deactivate_resource), 928 DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), 929 DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), 930 DEVMETHOD(bus_set_resource, pccard_set_resource), 931 DEVMETHOD(bus_get_resource, pccard_get_resource), 932 DEVMETHOD(bus_delete_resource, pccard_delete_resource), 933 DEVMETHOD(bus_read_ivar, pccard_read_ivar), 934 935 /* Card Interface */ 936 DEVMETHOD(card_set_res_flags, pccard_set_res_flags), 937 DEVMETHOD(card_set_memory_offset, pccard_set_memory_offset), 938 DEVMETHOD(card_get_type, pccard_card_gettype), 939 DEVMETHOD(card_attach_card, pccard_attach_card), 940 DEVMETHOD(card_detach_card, pccard_detach_card), 941 942 { 0, 0 } 943}; 944 945static driver_t pccard_driver = { 946 "pccard", 947 pccard_methods, 948 sizeof(struct pccard_softc) 949}; 950 951devclass_t pccard_devclass; 952 953DRIVER_MODULE(pccard, pcic, pccard_driver, pccard_devclass, 0, 0); 954DRIVER_MODULE(pccard, pc98pcic, pccard_driver, pccard_devclass, 0, 0); 955DRIVER_MODULE(pccard, pccbb, pccard_driver, pccard_devclass, 0, 0); 956DRIVER_MODULE(pccard, tcic, pccard_driver, pccard_devclass, 0, 0); 957MODULE_VERSION(pccard, 1); 958MODULE_DEPEND(pccard, pcic, 1, 1, 1); 959