152 case 0x522910b9: 153 if (pci_get_revid(dev) >= 0xc4) 154 return "AcerLabs Aladdin ATA100 controller"; 155 else if (pci_get_revid(dev) >= 0xc2) 156 return "AcerLabs Aladdin ATA66 controller"; 157 else if (pci_get_revid(dev) >= 0x20) 158 return "AcerLabs Aladdin ATA33 controller"; 159 else 160 return "AcerLabs Aladdin ATA controller"; 161 162 case 0x05711106: 163 if (ata_find_dev(dev, 0x05861106, 0x02)) 164 return "VIA 82C586 ATA33 controller"; 165 if (ata_find_dev(dev, 0x05861106, 0)) 166 return "VIA 82C586 ATA controller"; 167 if (ata_find_dev(dev, 0x05961106, 0x12)) 168 return "VIA 82C596 ATA66 controller"; 169 if (ata_find_dev(dev, 0x05961106, 0)) 170 return "VIA 82C596 ATA33 controller"; 171 if (ata_find_dev(dev, 0x06861106, 0x40)) 172 return "VIA 82C686 ATA100 controller"; 173 if (ata_find_dev(dev, 0x06861106, 0x10)) 174 return "VIA 82C686 ATA66 controller"; 175 if (ata_find_dev(dev, 0x06861106, 0)) 176 return "VIA 82C686 ATA33 controller"; 177 if (ata_find_dev(dev, 0x82311106, 0)) 178 return "VIA 8231 ATA100 controller"; 179 if (ata_find_dev(dev, 0x30741106, 0) || 180 ata_find_dev(dev, 0x31091106, 0)) 181 return "VIA 8233 ATA100 controller"; 182 if (ata_find_dev(dev, 0x31471106, 0)) 183 return "VIA 8233 ATA133 controller"; 184 return "VIA Apollo ATA controller"; 185 186 case 0x55131039: 187 if (ata_find_dev(dev, 0x06301039, 0x30) || 188 ata_find_dev(dev, 0x06331039, 0) || 189 ata_find_dev(dev, 0x06351039, 0) || 190 ata_find_dev(dev, 0x06401039, 0) || 191 ata_find_dev(dev, 0x06451039, 0) || 192 ata_find_dev(dev, 0x06501039, 0) || 193 ata_find_dev(dev, 0x07301039, 0) || 194 ata_find_dev(dev, 0x07331039, 0) || 195 ata_find_dev(dev, 0x07351039, 0) || 196 ata_find_dev(dev, 0x07401039, 0) || 197 ata_find_dev(dev, 0x07451039, 0) || 198 ata_find_dev(dev, 0x07501039, 0)) 199 return "SiS 5591 ATA100 controller"; 200 else if (ata_find_dev(dev, 0x05301039, 0) || 201 ata_find_dev(dev, 0x05401039, 0) || 202 ata_find_dev(dev, 0x06201039, 0) || 203 ata_find_dev(dev, 0x06301039, 0)) 204 return "SiS 5591 ATA66 controller"; 205 else 206 return "SiS 5591 ATA33 controller"; 207 208 case 0x06491095: 209 return "CMD 649 ATA100 controller"; 210 211 case 0x06481095: 212 return "CMD 648 ATA66 controller"; 213 214 case 0x06461095: 215 return "CMD 646 ATA controller"; 216 217 case 0xc6931080: 218 if (pci_get_subclass(dev) == PCIS_STORAGE_IDE) 219 return "Cypress 82C693 ATA controller"; 220 return NULL; 221 222 case 0x01021078: 223 return "Cyrix 5530 ATA33 controller"; 224 225 case 0x74091022: 226 return "AMD 756 ATA66 controller"; 227 228 case 0x74111022: 229 return "AMD 766 ATA100 controller"; 230 231 case 0x74411022: 232 return "AMD 768 ATA100 controller"; 233 234 case 0x01bc10de: 235 return "nVIDIA nForce ATA100 controller"; 236 237 case 0x02111166: 238 return "ServerWorks ROSB4 ATA33 controller"; 239 240 case 0x02121166: 241 if (pci_get_revid(dev) >= 0x92) 242 return "ServerWorks CSB5 ATA100 controller"; 243 else 244 return "ServerWorks CSB5 ATA66 controller"; 245 246 case 0x4d33105a: 247 return "Promise ATA33 controller"; 248 249 case 0x0d38105a: 250 case 0x4d38105a: 251 return "Promise ATA66 controller"; 252 253 case 0x0d30105a: 254 case 0x4d30105a: 255 return "Promise ATA100 controller"; 256 257 case 0x4d68105a: 258 case 0x6268105a: 259 if (pci_get_devid(GRANDPARENT(dev)) == 0x00221011 && 260 pci_get_class(GRANDPARENT(dev)) == PCIC_BRIDGE) { 261 static long start = 0, end = 0; 262 263 /* we belive we are on a TX4, now do our (simple) magic */ 264 if (pci_get_slot(dev) == 1) { 265 bus_get_resource(dev, SYS_RES_IRQ, 0, &start, &end); 266 return "Promise TX4 ATA100 controller (channel 0+1)"; 267 } 268 else if (pci_get_slot(dev) == 2 && start && end) { 269 bus_set_resource(dev, SYS_RES_IRQ, 0, start, end); 270 start = end = 0; 271 return "Promise TX4 ATA100 controller (channel 2+3)"; 272 } 273 else 274 start = end = 0; 275 } 276 return "Promise TX2 ATA100 controller"; 277 278 case 0x4d69105a: 279 case 0x5275105a: 280 case 0x6269105a: 281 return "Promise TX2 ATA133 controller"; 282 283 case 0x00041103: 284 switch (pci_get_revid(dev)) { 285 case 0x00: 286 case 0x01: 287 return "HighPoint HPT366 ATA66 controller"; 288 case 0x02: 289 return "HighPoint HPT368 ATA66 controller"; 290 case 0x03: 291 case 0x04: 292 return "HighPoint HPT370 ATA100 controller"; 293 case 0x05: 294 return "HighPoint HPT372 ATA133 controller"; 295 } 296 return NULL; 297 298 case 0x00051103: 299 switch (pci_get_revid(dev)) { 300 case 0x01: 301 return "HighPoint HPT372 ATA133 controller"; 302 } 303 return NULL; 304 305 case 0x00081103: 306 switch (pci_get_revid(dev)) { 307 case 0x07: 308 return "HighPoint HPT374 ATA133 controller"; 309 } 310 return NULL; 311 312 case 0x000116ca: 313 return "Cenatek Rocket Drive controller"; 314 315 /* unsupported but known chipsets, generic DMA only */ 316 case 0x10001042: 317 case 0x10011042: 318 return "RZ 100? ATA controller !WARNING! buggy chip data loss possible"; 319 320 case 0x06401095: 321 return "CMD 640 ATA controller !WARNING! buggy chip data loss possible"; 322 323 /* unknown chipsets, try generic DMA if it seems possible */ 324 default: 325 if (pci_get_class(dev) == PCIC_STORAGE && 326 (pci_get_subclass(dev) == PCIS_STORAGE_IDE)) 327 return "Generic PCI ATA controller"; 328 } 329 return NULL; 330} 331 332static int 333ata_pci_probe(device_t dev) 334{ 335 const char *desc = ata_pci_match(dev); 336 337 if (desc) { 338 device_set_desc(dev, desc); 339 return 0; 340 } 341 else 342 return ENXIO; 343} 344 345static int 346ata_pci_add_child(device_t dev, int unit) 347{ 348 device_t child; 349 350 /* check if this is located at one of the std addresses */ 351 if (ATA_MASTERDEV(dev)) { 352 if (!(child = device_add_child(dev, "ata", unit))) 353 return ENOMEM; 354 } 355 else { 356 if (!(child = 357 device_add_child(dev, "ata", 358 devclass_find_free_unit(ata_devclass, 2)))) 359 return ENOMEM; 360 } 361 return 0; 362} 363 364static int 365ata_pci_attach(device_t dev) 366{ 367 struct ata_pci_controller *controller = device_get_softc(dev); 368 u_int8_t class, subclass; 369 u_int32_t type, cmd; 370 int rid; 371 372 /* set up vendor-specific stuff */ 373 type = pci_get_devid(dev); 374 class = pci_get_class(dev); 375 subclass = pci_get_subclass(dev); 376 cmd = pci_read_config(dev, PCIR_COMMAND, 2); 377 378 if (!(cmd & PCIM_CMD_PORTEN)) { 379 device_printf(dev, "ATA channel disabled by BIOS\n"); 380 return 0; 381 } 382 383#ifdef __sparc64__ 384 if (!(cmd & PCIM_CMD_BUSMASTEREN)) { 385 pci_write_config(dev, PCIR_COMMAND, cmd | PCIM_CMD_BUSMASTEREN, 2); 386 cmd = pci_read_config(dev, PCIR_COMMAND, 2); 387 } 388#endif 389 /* is busmastering supported ? */ 390 if ((cmd & (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) == 391 (PCIM_CMD_PORTEN | PCIM_CMD_BUSMASTEREN)) { 392 393 /* is there a valid port range to connect to ? */ 394 rid = 0x20; 395 controller->bmio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 396 0, ~0, 1, RF_ACTIVE); 397 if (!controller->bmio) 398 device_printf(dev, "Busmastering DMA not configured\n"); 399 } 400 else 401 device_printf(dev, "Busmastering DMA not supported\n"); 402 403 /* do extra chipset specific setups */ 404 switch (type) { 405 406 case 0x522910b9: /* AcerLabs Aladdin need to activate the ATAPI FIFO */ 407 pci_write_config(dev, 0x53, 408 (pci_read_config(dev, 0x53, 1) & ~0x01) | 0x02, 1); 409 break; 410 411 case 0x0d30105a: /* Promise 66 & 100 (before TX2) need the clock changed */ 412 case 0x4d30105a: 413 case 0x0d38105a: 414 case 0x4d38105a: 415 ATA_OUTB(controller->bmio, 0x11, ATA_INB(controller->bmio, 0x11)|0x0a); 416 /* FALLTHROUGH */ 417 418 case 0x4d33105a: /* Promise (before TX2) need burst mode turned on */ 419 ATA_OUTB(controller->bmio, 0x1f, ATA_INB(controller->bmio, 0x1f)|0x01); 420 break; 421 422 case 0x00041103: /* HighPoint HPT366/368/370/372 default setup */ 423 if (pci_get_revid(dev) < 2) { /* HPT366 */ 424 /* turn off interrupt prediction */ 425 pci_write_config(dev, 0x51, 426 (pci_read_config(dev, 0x51, 1) & ~0x80), 1); 427 break; 428 } 429 if (pci_get_revid(dev) < 5) { /* HPT368/370 */ 430 /* turn off interrupt prediction */ 431 pci_write_config(dev, 0x51, 432 (pci_read_config(dev, 0x51, 1) & ~0x03), 1); 433 pci_write_config(dev, 0x55, 434 (pci_read_config(dev, 0x55, 1) & ~0x03), 1); 435 436 /* turn on interrupts */ 437 pci_write_config(dev, 0x5a, 438 (pci_read_config(dev, 0x5a, 1) & ~0x10), 1); 439 440 /* set clocks etc */ 441 pci_write_config(dev, 0x5b, 0x22, 1); 442 break; 443 } 444 /* FALLTHROUGH */ 445 446 case 0x00051103: /* HighPoint HPT372 default setup */ 447 case 0x00081103: /* HighPoint HPT374 default setup */ 448 /* turn off interrupt prediction */ 449 pci_write_config(dev, 0x51, (pci_read_config(dev, 0x51, 1) & ~0x03), 1); 450 pci_write_config(dev, 0x55, (pci_read_config(dev, 0x55, 1) & ~0x03), 1); 451 452 /* turn on interrupts */ 453 pci_write_config(dev, 0x5a, (pci_read_config(dev, 0x5a, 1) & ~0x10), 1); 454 455 /* set clocks etc */ 456 pci_write_config(dev, 0x5b, 457 (pci_read_config(dev, 0x5b, 1) & 0x01) | 0x20, 1); 458 break; 459 460 case 0x05711106: /* VIA 82C586, '596, '686 default setup */ 461 /* prepare for ATA-66 on the 82C686a and 82C596b */ 462 if ((ata_find_dev(dev, 0x06861106, 0x10) && 463 !ata_find_dev(dev, 0x06861106, 0x40)) || 464 ata_find_dev(dev, 0x05961106, 0x12)) 465 pci_write_config(dev, 0x50, 0x030b030b, 4); 466 467 /* the southbridge might need the data corruption fix */ 468 if (ata_find_dev(dev, 0x06861106, 0x40) || 469 ata_find_dev(dev, 0x82311106, 0x10)) 470 ata_via_southbridge_fixup(dev); 471 /* FALLTHROUGH */ 472 473 case 0x74091022: /* AMD 756 default setup */ 474 case 0x74111022: /* AMD 766 default setup */ 475 case 0x74411022: /* AMD 768 default setup */ 476 case 0x01bc10de: /* nVIDIA nForce default setup */ 477 /* set prefetch, postwrite */ 478 pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) | 0xf0, 1); 479 480 /* set fifo configuration half'n'half */ 481 pci_write_config(dev, 0x43, 482 (pci_read_config(dev, 0x43, 1) & 0x90) | 0x2a, 1); 483 484 /* set status register read retry */ 485 pci_write_config(dev, 0x44, pci_read_config(dev, 0x44, 1) | 0x08, 1); 486 487 /* set DMA read & end-of-sector fifo flush */ 488 pci_write_config(dev, 0x46, 489 (pci_read_config(dev, 0x46, 1) & 0x0c) | 0xf0, 1); 490 491 /* set sector size */ 492 pci_write_config(dev, 0x60, DEV_BSIZE, 2); 493 pci_write_config(dev, 0x68, DEV_BSIZE, 2); 494 break; 495 496 case 0x02111166: /* ServerWorks ROSB4 enable UDMA33 */ 497 pci_write_config(dev, 0x64, 498 (pci_read_config(dev, 0x64, 4) & ~0x00002000) | 499 0x00004000, 4); 500 break; 501 502 case 0x02121166: /* ServerWorks CSB5 enable UDMA66/100 depending on rev */ 503 pci_write_config(dev, 0x5a, 504 (pci_read_config(dev, 0x5a, 1) & ~0x40) | 505 (pci_get_revid(dev) >= 0x92) ? 0x03 : 0x02, 1); 506 break; 507 508 case 0x06461095: /* CMD 646 enable interrupts, set DMA read mode */ 509 pci_write_config(dev, 0x71, 0x01, 1); 510 break; 511 512 case 0x10001042: /* RZ 100? known bad, no DMA */ 513 case 0x10011042: 514 case 0x06401095: /* CMD 640 known bad, no DMA */ 515 controller->bmio = NULL; 516 device_printf(dev, "Busmastering DMA disabled\n"); 517 } 518 519 if (controller->bmio) { 520 controller->bmaddr = rman_get_start(controller->bmio); 521 BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 522 SYS_RES_IOPORT, rid, controller->bmio); 523 controller->bmio = NULL; 524 } 525 526 /* 527 * the Cypress chip is a mess, it contains two ATA functions, but 528 * both channels are visible on the first one. 529 * simply ignore the second function for now, as the right 530 * solution (ignoring the second channel on the first function) 531 * doesn't work with the crappy ATA interrupt setup on the alpha. 532 */ 533 if (pci_get_devid(dev) == 0xc6931080 && pci_get_function(dev) > 1) 534 return 0; 535 536 ata_pci_add_child(dev, 0); 537 538 if (ATA_MASTERDEV(dev) || pci_read_config(dev, 0x18, 4) & IOMASK) 539 ata_pci_add_child(dev, 1); 540 541 return bus_generic_attach(dev); 542} 543 544static int 545ata_pci_intr(struct ata_channel *ch) 546{ 547 u_int8_t dmastat; 548 549 /* 550 * since we might share the IRQ with another device, and in some 551 * cases with our twin channel, we only want to process interrupts 552 * that we know this channel generated. 553 */ 554 switch (ch->chiptype) { 555 case 0x00041103: /* HighPoint HPT366/368/370/372 */ 556 case 0x00051103: /* HighPoint HPT372 */ 557 case 0x00081103: /* HighPoint HPT374 */ 558 if (((dmastat = ata_dmastatus(ch)) & 559 (ATA_BMSTAT_ACTIVE | ATA_BMSTAT_INTERRUPT)) != ATA_BMSTAT_INTERRUPT) 560 return 1; 561 ATA_OUTB(ch->r_bmio, ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 562 DELAY(1); 563 return 0; 564 565 case 0x06481095: /* CMD 648 */ 566 case 0x06491095: /* CMD 649 */ 567 if (!(pci_read_config(device_get_parent(ch->dev), 0x71, 1) & 568 (ch->unit ? 0x08 : 0x04))) 569 return 1; 570 break; 571 572 case 0x4d33105a: /* Promise Ultra/Fasttrak 33 */ 573 case 0x0d38105a: /* Promise Fasttrak 66 */ 574 case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ 575 case 0x0d30105a: /* Promise OEM ATA100 */ 576 case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ 577 if (!(ATA_INL(ch->r_bmio, (ch->unit ? 0x14 : 0x1c)) & 578 (ch->unit ? 0x00004000 : 0x00000400))) 579 return 1; 580 break; 581 582 case 0x4d68105a: /* Promise TX2 ATA100 */ 583 case 0x6268105a: /* Promise TX2 ATA100 */ 584 case 0x4d69105a: /* Promise TX2 ATA133 */ 585 case 0x5275105a: /* Promise TX2 ATA133 */ 586 case 0x6269105a: /* Promise TX2 ATA133 */ 587 ATA_OUTB(ch->r_bmio, ATA_BMDEVSPEC_0, 0x0b); 588 if (!(ATA_INB(ch->r_bmio, ATA_BMDEVSPEC_1) & 0x20)) 589 return 1; 590 break; 591 } 592 593 if (ch->flags & ATA_DMA_ACTIVE) { 594 if (!((dmastat = ata_dmastatus(ch)) & ATA_BMSTAT_INTERRUPT)) 595 return 1; 596 ATA_OUTB(ch->r_bmio, ATA_BMSTAT_PORT, dmastat | ATA_BMSTAT_INTERRUPT); 597 DELAY(1); 598 } 599 return 0; 600} 601 602static int 603ata_pci_print_child(device_t dev, device_t child) 604{ 605 struct ata_channel *ch = device_get_softc(child); 606 int retval = 0; 607 608 retval += bus_print_child_header(dev, child); 609 retval += printf(": at 0x%lx", rman_get_start(ch->r_io)); 610 611 if (ATA_MASTERDEV(dev)) 612 retval += printf(" irq %d", 14 + ch->unit); 613 614 retval += bus_print_child_footer(dev, child); 615 616 return retval; 617} 618 619static struct resource * 620ata_pci_alloc_resource(device_t dev, device_t child, int type, int *rid, 621 u_long start, u_long end, u_long count, u_int flags) 622{ 623 struct ata_pci_controller *controller = device_get_softc(dev); 624 struct resource *res = NULL; 625 int unit = ((struct ata_channel *)device_get_softc(child))->unit; 626 int myrid; 627 628 if (type == SYS_RES_IOPORT) { 629 switch (*rid) { 630 case ATA_IOADDR_RID: 631 if (ATA_MASTERDEV(dev)) { 632 myrid = 0; 633 start = (unit ? ATA_SECONDARY : ATA_PRIMARY); 634 end = start + ATA_IOSIZE - 1; 635 count = ATA_IOSIZE; 636 res = BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 637 SYS_RES_IOPORT, &myrid, 638 start, end, count, flags); 639 } 640 else { 641 myrid = 0x10 + 8 * unit; 642 res = BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 643 SYS_RES_IOPORT, &myrid, 644 start, end, count, flags); 645 } 646 break; 647 648 case ATA_ALTADDR_RID: 649 if (ATA_MASTERDEV(dev)) { 650 myrid = 0; 651 start = (unit ? ATA_SECONDARY : ATA_PRIMARY) + ATA_ALTOFFSET; 652 end = start + ATA_ALTIOSIZE - 1; 653 count = ATA_ALTIOSIZE; 654 res = BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 655 SYS_RES_IOPORT, &myrid, 656 start, end, count, flags); 657 } 658 else { 659 myrid = 0x14 + 8 * unit; 660 res = BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 661 SYS_RES_IOPORT, &myrid, 662 start, end, count, flags); 663 if (res) { 664 start = rman_get_start(res) + 2; 665 end = start + ATA_ALTIOSIZE - 1; 666 count = ATA_ALTIOSIZE; 667 BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 668 SYS_RES_IOPORT, myrid, res); 669 res = BUS_ALLOC_RESOURCE(device_get_parent(dev), dev, 670 SYS_RES_IOPORT, &myrid, 671 start, end, count, flags); 672 } 673 } 674 break; 675 676 case ATA_BMADDR_RID: 677 if (controller->bmaddr) { 678 myrid = 0x20; 679 start = (unit == 0 ? 680 controller->bmaddr : controller->bmaddr+ATA_BMIOSIZE); 681 end = start + ATA_BMIOSIZE - 1; 682 count = ATA_BMIOSIZE; 683 res = BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 684 SYS_RES_IOPORT, &myrid, 685 start, end, count, flags); 686 } 687 } 688 return res; 689 } 690 691 if (type == SYS_RES_IRQ && *rid == ATA_IRQ_RID) { 692 if (ATA_MASTERDEV(dev)) { 693#ifdef __alpha__ 694 return alpha_platform_alloc_ide_intr(unit); 695#else 696 int irq = (unit == 0 ? 14 : 15); 697 698 return BUS_ALLOC_RESOURCE(device_get_parent(dev), child, 699 SYS_RES_IRQ, rid, irq, irq, 1, flags); 700#endif 701 } 702 else { 703 /* primary and secondary channels share interrupt, keep track */ 704 if (!controller->irq) 705 controller->irq = BUS_ALLOC_RESOURCE(device_get_parent(dev), 706 dev, SYS_RES_IRQ, 707 rid, 0, ~0, 1, flags); 708 controller->irqcnt++; 709 return controller->irq; 710 } 711 } 712 return 0; 713} 714 715static int 716ata_pci_release_resource(device_t dev, device_t child, int type, int rid, 717 struct resource *r) 718{ 719 struct ata_pci_controller *controller = device_get_softc(dev); 720 int unit = ((struct ata_channel *)device_get_softc(child))->unit; 721 722 if (type == SYS_RES_IOPORT) { 723 switch (rid) { 724 case ATA_IOADDR_RID: 725 if (ATA_MASTERDEV(dev)) 726 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 727 SYS_RES_IOPORT, 0x0, r); 728 else 729 return BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 730 SYS_RES_IOPORT, 0x10 + 8 * unit, r); 731 break; 732 733 case ATA_ALTADDR_RID: 734 if (ATA_MASTERDEV(dev)) 735 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 736 SYS_RES_IOPORT, 0x0, r); 737 else 738 return BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 739 SYS_RES_IOPORT, 0x14 + 8 * unit, r); 740 break; 741 742 case ATA_BMADDR_RID: 743 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 744 SYS_RES_IOPORT, 0x20, r); 745 default: 746 return ENOENT; 747 } 748 } 749 if (type == SYS_RES_IRQ) { 750 if (rid != ATA_IRQ_RID) 751 return ENOENT; 752 753 if (ATA_MASTERDEV(dev)) { 754#ifdef __alpha__ 755 return alpha_platform_release_ide_intr(unit, r); 756#else 757 return BUS_RELEASE_RESOURCE(device_get_parent(dev), child, 758 SYS_RES_IRQ, rid, r); 759#endif 760 } 761 else { 762 /* primary and secondary channels share interrupt, keep track */ 763 if (--controller->irqcnt) 764 return 0; 765 controller->irq = NULL; 766 return BUS_RELEASE_RESOURCE(device_get_parent(dev), dev, 767 SYS_RES_IRQ, rid, r); 768 } 769 } 770 return EINVAL; 771} 772 773static int 774ata_pci_setup_intr(device_t dev, device_t child, struct resource *irq, 775 int flags, driver_intr_t *intr, void *arg, 776 void **cookiep) 777{ 778 if (ATA_MASTERDEV(dev)) { 779#ifdef __alpha__ 780 return alpha_platform_setup_ide_intr(child, irq, intr, arg, cookiep); 781#else 782 return BUS_SETUP_INTR(device_get_parent(dev), child, irq, 783 flags, intr, arg, cookiep); 784#endif 785 } 786 else 787 return BUS_SETUP_INTR(device_get_parent(dev), dev, irq, 788 flags, intr, arg, cookiep); 789} 790 791static int 792ata_pci_teardown_intr(device_t dev, device_t child, struct resource *irq, 793 void *cookie) 794{ 795 if (ATA_MASTERDEV(dev)) { 796#ifdef __alpha__ 797 return alpha_platform_teardown_ide_intr(child, irq, cookie); 798#else 799 return BUS_TEARDOWN_INTR(device_get_parent(dev), child, irq, cookie); 800#endif 801 } 802 else 803 return BUS_TEARDOWN_INTR(device_get_parent(dev), dev, irq, cookie); 804} 805 806static device_method_t ata_pci_methods[] = { 807 /* device interface */ 808 DEVMETHOD(device_probe, ata_pci_probe), 809 DEVMETHOD(device_attach, ata_pci_attach), 810 DEVMETHOD(device_shutdown, bus_generic_shutdown), 811 DEVMETHOD(device_suspend, bus_generic_suspend), 812 DEVMETHOD(device_resume, bus_generic_resume), 813 814 /* bus methods */ 815 DEVMETHOD(bus_print_child, ata_pci_print_child), 816 DEVMETHOD(bus_alloc_resource, ata_pci_alloc_resource), 817 DEVMETHOD(bus_release_resource, ata_pci_release_resource), 818 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 819 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 820 DEVMETHOD(bus_setup_intr, ata_pci_setup_intr), 821 DEVMETHOD(bus_teardown_intr, ata_pci_teardown_intr), 822 { 0, 0 } 823}; 824 825static driver_t ata_pci_driver = { 826 "atapci", 827 ata_pci_methods, 828 sizeof(struct ata_pci_controller), 829}; 830 831static devclass_t ata_pci_devclass; 832 833DRIVER_MODULE(atapci, pci, ata_pci_driver, ata_pci_devclass, 0, 0); 834 835static int 836ata_pcisub_probe(device_t dev) 837{ 838 struct ata_channel *ch = device_get_softc(dev); 839 device_t *children; 840 int count, i; 841 842 /* find channel number on this controller */ 843 device_get_children(device_get_parent(dev), &children, &count); 844 for (i = 0; i < count; i++) { 845 if (children[i] == dev) 846 ch->unit = i; 847 } 848 free(children, M_TEMP); 849 ch->chiptype = pci_get_devid(device_get_parent(dev)); 850 ch->intr_func = ata_pci_intr; 851 return ata_probe(dev); 852} 853 854static device_method_t ata_pcisub_methods[] = { 855 /* device interface */ 856 DEVMETHOD(device_probe, ata_pcisub_probe), 857 DEVMETHOD(device_attach, ata_attach), 858 DEVMETHOD(device_detach, ata_detach), 859 DEVMETHOD(device_resume, ata_resume), 860 { 0, 0 } 861}; 862 863static driver_t ata_pcisub_driver = { 864 "ata", 865 ata_pcisub_methods, 866 sizeof(struct ata_channel), 867}; 868 869DRIVER_MODULE(ata, atapci, ata_pcisub_driver, ata_devclass, 0, 0);
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