viaide.c revision 1.82
1 /* $NetBSD: viaide.c,v 1.82 2012/07/26 20:49:50 jakllsch Exp $ */ 2 3 /* 4 * Copyright (c) 1999, 2000, 2001 Manuel Bouyer. 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 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 */ 27 28 #include <sys/cdefs.h> 29 __KERNEL_RCSID(0, "$NetBSD: viaide.c,v 1.82 2012/07/26 20:49:50 jakllsch Exp $"); 30 31 #include <sys/param.h> 32 #include <sys/systm.h> 33 #include <sys/malloc.h> 34 35 #include <dev/pci/pcivar.h> 36 #include <dev/pci/pcidevs.h> 37 #include <dev/pci/pciidereg.h> 38 #include <dev/pci/pciidevar.h> 39 #include <dev/pci/pciide_apollo_reg.h> 40 41 static int via_pcib_match(const struct pci_attach_args *); 42 static void via_chip_map(struct pciide_softc *, 43 const struct pci_attach_args *); 44 static void via_mapchan(const struct pci_attach_args *, 45 struct pciide_channel *, 46 pcireg_t, int (*)(void *)); 47 static void via_mapregs_compat_native(const struct pci_attach_args *, 48 struct pciide_channel *); 49 static int via_sata_chip_map_common(struct pciide_softc *, 50 const struct pci_attach_args *); 51 static void via_sata_chip_map(struct pciide_softc *, 52 const struct pci_attach_args *, int); 53 static void via_sata_chip_map_6(struct pciide_softc *, 54 const struct pci_attach_args *); 55 static void via_sata_chip_map_7(struct pciide_softc *, 56 const struct pci_attach_args *); 57 static void via_sata_chip_map_new(struct pciide_softc *, 58 const struct pci_attach_args *); 59 static void via_setup_channel(struct ata_channel *); 60 61 static int viaide_match(device_t, cfdata_t, void *); 62 static void viaide_attach(device_t, device_t, void *); 63 static const struct pciide_product_desc * 64 viaide_lookup(pcireg_t); 65 static bool viaide_suspend(device_t, const pmf_qual_t *); 66 static bool viaide_resume(device_t, const pmf_qual_t *); 67 68 CFATTACH_DECL_NEW(viaide, sizeof(struct pciide_softc), 69 viaide_match, viaide_attach, pciide_detach, NULL); 70 71 static const struct pciide_product_desc pciide_amd_products[] = { 72 { PCI_PRODUCT_AMD_PBC756_IDE, 73 0, 74 "AMD AMD756 IDE Controller", 75 via_chip_map 76 }, 77 { PCI_PRODUCT_AMD_PBC766_IDE, 78 0, 79 "AMD AMD766 IDE Controller", 80 via_chip_map 81 }, 82 { PCI_PRODUCT_AMD_PBC768_IDE, 83 0, 84 "AMD AMD768 IDE Controller", 85 via_chip_map 86 }, 87 { PCI_PRODUCT_AMD_PBC8111_IDE, 88 0, 89 "AMD AMD8111 IDE Controller", 90 via_chip_map 91 }, 92 { PCI_PRODUCT_AMD_CS5536_IDE, 93 0, 94 "AMD CS5536 IDE Controller", 95 via_chip_map 96 }, 97 { 0, 98 0, 99 NULL, 100 NULL 101 } 102 }; 103 104 static const struct pciide_product_desc pciide_nvidia_products[] = { 105 { PCI_PRODUCT_NVIDIA_NFORCE_ATA100, 106 0, 107 "NVIDIA nForce IDE Controller", 108 via_chip_map 109 }, 110 { PCI_PRODUCT_NVIDIA_NFORCE2_ATA133, 111 0, 112 "NVIDIA nForce2 IDE Controller", 113 via_chip_map 114 }, 115 { PCI_PRODUCT_NVIDIA_NFORCE2_400_ATA133, 116 0, 117 "NVIDIA nForce2 Ultra 400 IDE Controller", 118 via_chip_map 119 }, 120 { PCI_PRODUCT_NVIDIA_NFORCE2_400_SATA, 121 0, 122 "NVIDIA nForce2 Ultra 400 Serial ATA Controller", 123 via_sata_chip_map_6 124 }, 125 { PCI_PRODUCT_NVIDIA_NFORCE3_ATA133, 126 0, 127 "NVIDIA nForce3 IDE Controller", 128 via_chip_map 129 }, 130 { PCI_PRODUCT_NVIDIA_NFORCE3_250_ATA133, 131 0, 132 "NVIDIA nForce3 250 IDE Controller", 133 via_chip_map 134 }, 135 { PCI_PRODUCT_NVIDIA_NFORCE3_250_SATA, 136 0, 137 "NVIDIA nForce3 250 Serial ATA Controller", 138 via_sata_chip_map_6 139 }, 140 { PCI_PRODUCT_NVIDIA_NFORCE3_250_SATA2, 141 0, 142 "NVIDIA nForce3 250 Serial ATA Controller", 143 via_sata_chip_map_6 144 }, 145 { PCI_PRODUCT_NVIDIA_NFORCE4_ATA133, 146 0, 147 "NVIDIA nForce4 IDE Controller", 148 via_chip_map 149 }, 150 { PCI_PRODUCT_NVIDIA_NFORCE4_SATA1, 151 0, 152 "NVIDIA nForce4 Serial ATA Controller", 153 via_sata_chip_map_6 154 }, 155 { PCI_PRODUCT_NVIDIA_NFORCE4_SATA2, 156 0, 157 "NVIDIA nForce4 Serial ATA Controller", 158 via_sata_chip_map_6 159 }, 160 { PCI_PRODUCT_NVIDIA_NFORCE430_ATA133, 161 0, 162 "NVIDIA nForce430 IDE Controller", 163 via_chip_map 164 }, 165 { PCI_PRODUCT_NVIDIA_NFORCE430_SATA1, 166 0, 167 "NVIDIA nForce430 Serial ATA Controller", 168 via_sata_chip_map_6 169 }, 170 { PCI_PRODUCT_NVIDIA_NFORCE430_SATA2, 171 0, 172 "NVIDIA nForce430 Serial ATA Controller", 173 via_sata_chip_map_6 174 }, 175 { PCI_PRODUCT_NVIDIA_MCP04_IDE, 176 0, 177 "NVIDIA MCP04 IDE Controller", 178 via_chip_map 179 }, 180 { PCI_PRODUCT_NVIDIA_MCP04_SATA, 181 0, 182 "NVIDIA MCP04 Serial ATA Controller", 183 via_sata_chip_map_6 184 }, 185 { PCI_PRODUCT_NVIDIA_MCP04_SATA2, 186 0, 187 "NVIDIA MCP04 Serial ATA Controller", 188 via_sata_chip_map_6 189 }, 190 { PCI_PRODUCT_NVIDIA_MCP55_IDE, 191 0, 192 "NVIDIA MCP55 IDE Controller", 193 via_chip_map 194 }, 195 { PCI_PRODUCT_NVIDIA_MCP55_SATA, 196 0, 197 "NVIDIA MCP55 Serial ATA Controller", 198 via_sata_chip_map_6 199 }, 200 { PCI_PRODUCT_NVIDIA_MCP55_SATA2, 201 0, 202 "NVIDIA MCP55 Serial ATA Controller", 203 via_sata_chip_map_6 204 }, 205 { PCI_PRODUCT_NVIDIA_MCP61_IDE, 206 0, 207 "NVIDIA MCP61 IDE Controller", 208 via_chip_map 209 }, 210 { PCI_PRODUCT_NVIDIA_MCP65_IDE, 211 0, 212 "NVIDIA MCP65 IDE Controller", 213 via_chip_map 214 }, 215 { PCI_PRODUCT_NVIDIA_MCP73_IDE, 216 0, 217 "NVIDIA MCP73 IDE Controller", 218 via_chip_map 219 }, 220 { PCI_PRODUCT_NVIDIA_MCP77_IDE, 221 0, 222 "NVIDIA MCP77 IDE Controller", 223 via_chip_map 224 }, 225 { PCI_PRODUCT_NVIDIA_MCP61_SATA, 226 0, 227 "NVIDIA MCP61 Serial ATA Controller", 228 via_sata_chip_map_6 229 }, 230 { PCI_PRODUCT_NVIDIA_MCP61_SATA2, 231 0, 232 "NVIDIA MCP61 Serial ATA Controller", 233 via_sata_chip_map_6 234 }, 235 { PCI_PRODUCT_NVIDIA_MCP61_SATA3, 236 0, 237 "NVIDIA MCP61 Serial ATA Controller", 238 via_sata_chip_map_6 239 }, 240 { PCI_PRODUCT_NVIDIA_MCP65_SATA, 241 0, 242 "NVIDIA MCP65 Serial ATA Controller", 243 via_sata_chip_map_6 244 }, 245 { PCI_PRODUCT_NVIDIA_MCP65_SATA2, 246 0, 247 "NVIDIA MCP65 Serial ATA Controller", 248 via_sata_chip_map_6 249 }, 250 { PCI_PRODUCT_NVIDIA_MCP65_SATA3, 251 0, 252 "NVIDIA MCP65 Serial ATA Controller", 253 via_sata_chip_map_6 254 }, 255 { PCI_PRODUCT_NVIDIA_MCP65_SATA4, 256 0, 257 "NVIDIA MCP65 Serial ATA Controller", 258 via_sata_chip_map_6 259 }, 260 { PCI_PRODUCT_NVIDIA_MCP67_IDE, 261 0, 262 "NVIDIA MCP67 IDE Controller", 263 via_chip_map, 264 }, 265 { PCI_PRODUCT_NVIDIA_MCP67_SATA, 266 0, 267 "NVIDIA MCP67 Serial ATA Controller", 268 via_sata_chip_map_6, 269 }, 270 { PCI_PRODUCT_NVIDIA_MCP67_SATA2, 271 0, 272 "NVIDIA MCP67 Serial ATA Controller", 273 via_sata_chip_map_6, 274 }, 275 { PCI_PRODUCT_NVIDIA_MCP67_SATA3, 276 0, 277 "NVIDIA MCP67 Serial ATA Controller", 278 via_sata_chip_map_6, 279 }, 280 { PCI_PRODUCT_NVIDIA_MCP67_SATA4, 281 0, 282 "NVIDIA MCP67 Serial ATA Controller", 283 via_sata_chip_map_6, 284 }, 285 { 0, 286 0, 287 NULL, 288 NULL 289 } 290 }; 291 292 static const struct pciide_product_desc pciide_via_products[] = { 293 { PCI_PRODUCT_VIATECH_VT82C586_IDE, 294 0, 295 NULL, 296 via_chip_map, 297 }, 298 { PCI_PRODUCT_VIATECH_VT82C586A_IDE, 299 0, 300 NULL, 301 via_chip_map, 302 }, 303 { PCI_PRODUCT_VIATECH_CX700_IDE, 304 0, 305 NULL, 306 via_chip_map, 307 }, 308 { PCI_PRODUCT_VIATECH_CX700M2_IDE, 309 0, 310 NULL, 311 via_chip_map, 312 }, 313 { PCI_PRODUCT_VIATECH_VX900_IDE, 314 0, 315 NULL, 316 via_chip_map, 317 }, 318 { PCI_PRODUCT_VIATECH_VT6410_RAID, 319 0, 320 NULL, 321 via_chip_map, 322 }, 323 { PCI_PRODUCT_VIATECH_VT6421_RAID, 324 0, 325 "VIA Technologies VT6421 Serial ATA RAID Controller", 326 via_sata_chip_map_new, 327 }, 328 { PCI_PRODUCT_VIATECH_VT8237_SATA, 329 0, 330 "VIA Technologies VT8237 SATA Controller", 331 via_sata_chip_map_7, 332 }, 333 { PCI_PRODUCT_VIATECH_VT8237A_SATA, 334 0, 335 "VIA Technologies VT8237A SATA Controller", 336 via_sata_chip_map_7, 337 }, 338 { PCI_PRODUCT_VIATECH_VT8237A_SATA_2, 339 0, 340 "VIA Technologies VT8237A (5337) SATA Controller", 341 via_sata_chip_map_7, 342 }, 343 { PCI_PRODUCT_VIATECH_VT8237R_SATA, 344 0, 345 "VIA Technologies VT8237R SATA Controller", 346 via_sata_chip_map_7, 347 }, 348 { PCI_PRODUCT_VIATECH_VT8237S_SATA, 349 0, 350 "VIA Technologies VT8237S SATA Controller", 351 via_sata_chip_map_7, 352 }, 353 { 0, 354 0, 355 NULL, 356 NULL 357 } 358 }; 359 360 static const struct pciide_product_desc * 361 viaide_lookup(pcireg_t id) 362 { 363 364 switch (PCI_VENDOR(id)) { 365 case PCI_VENDOR_VIATECH: 366 return (pciide_lookup_product(id, pciide_via_products)); 367 368 case PCI_VENDOR_AMD: 369 return (pciide_lookup_product(id, pciide_amd_products)); 370 371 case PCI_VENDOR_NVIDIA: 372 return (pciide_lookup_product(id, pciide_nvidia_products)); 373 } 374 return (NULL); 375 } 376 377 static int 378 viaide_match(device_t parent, cfdata_t match, void *aux) 379 { 380 const struct pci_attach_args *pa = aux; 381 382 if (viaide_lookup(pa->pa_id) != NULL) 383 return (2); 384 return (0); 385 } 386 387 static void 388 viaide_attach(device_t parent, device_t self, void *aux) 389 { 390 const struct pci_attach_args *pa = aux; 391 struct pciide_softc *sc = device_private(self); 392 const struct pciide_product_desc *pp; 393 394 sc->sc_wdcdev.sc_atac.atac_dev = self; 395 396 pp = viaide_lookup(pa->pa_id); 397 if (pp == NULL) 398 panic("viaide_attach"); 399 pciide_common_attach(sc, pa, pp); 400 401 if (!pmf_device_register(self, viaide_suspend, viaide_resume)) 402 aprint_error_dev(self, "couldn't establish power handler\n"); 403 } 404 405 static int 406 via_pcib_match(const struct pci_attach_args *pa) 407 { 408 if (PCI_CLASS(pa->pa_class) == PCI_CLASS_BRIDGE && 409 PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_BRIDGE_ISA && 410 PCI_VENDOR(pa->pa_id) == PCI_VENDOR_VIATECH) 411 return (1); 412 return 0; 413 } 414 415 static bool 416 viaide_suspend(device_t dv, const pmf_qual_t *qual) 417 { 418 struct pciide_softc *sc = device_private(dv); 419 420 sc->sc_pm_reg[0] = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_IDECONF(sc)); 421 /* APO_DATATIM(sc) includes APO_UDMA(sc) */ 422 sc->sc_pm_reg[1] = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_DATATIM(sc)); 423 /* This two are VIA-only, but should be ignored by other devices. */ 424 sc->sc_pm_reg[2] = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_CTLMISC(sc)); 425 sc->sc_pm_reg[3] = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_MISCTIM(sc)); 426 427 return true; 428 } 429 430 static bool 431 viaide_resume(device_t dv, const pmf_qual_t *qual) 432 { 433 struct pciide_softc *sc = device_private(dv); 434 435 pci_conf_write(sc->sc_pc, sc->sc_tag, APO_IDECONF(sc), 436 sc->sc_pm_reg[0]); 437 pci_conf_write(sc->sc_pc, sc->sc_tag, APO_DATATIM(sc), 438 sc->sc_pm_reg[1]); 439 /* This two are VIA-only, but should be ignored by other devices. */ 440 pci_conf_write(sc->sc_pc, sc->sc_tag, APO_CTLMISC(sc), 441 sc->sc_pm_reg[2]); 442 pci_conf_write(sc->sc_pc, sc->sc_tag, APO_MISCTIM(sc), 443 sc->sc_pm_reg[3]); 444 445 return true; 446 } 447 448 static void 449 via_chip_map(struct pciide_softc *sc, const struct pci_attach_args *pa) 450 { 451 struct pciide_channel *cp; 452 pcireg_t interface = PCI_INTERFACE(pa->pa_class); 453 pcireg_t vendor = PCI_VENDOR(pa->pa_id); 454 int channel; 455 u_int32_t ideconf; 456 pcireg_t pcib_id, pcib_class; 457 struct pci_attach_args pcib_pa; 458 459 if (pciide_chipen(sc, pa) == 0) 460 return; 461 462 switch (vendor) { 463 case PCI_VENDOR_VIATECH: 464 switch (PCI_PRODUCT(pa->pa_id)) { 465 case PCI_PRODUCT_VIATECH_VT6410_RAID: 466 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 467 "VIA Technologies VT6410 IDE controller\n"); 468 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 469 interface = PCIIDE_INTERFACE_BUS_MASTER_DMA | 470 PCIIDE_INTERFACE_PCI(0) | PCIIDE_INTERFACE_PCI(1); 471 break; 472 case PCI_PRODUCT_VIATECH_VX900_IDE: 473 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 474 "VIA Technologies VX900 ATA133 controller\n"); 475 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 476 break; 477 default: 478 /* 479 * get a PCI tag for the ISA bridge. 480 */ 481 if (pci_find_device(&pcib_pa, via_pcib_match) == 0) 482 goto unknown; 483 pcib_id = pcib_pa.pa_id; 484 pcib_class = pcib_pa.pa_class; 485 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 486 "VIA Technologies "); 487 switch (PCI_PRODUCT(pcib_id)) { 488 case PCI_PRODUCT_VIATECH_VT82C586_ISA: 489 aprint_normal("VT82C586 (Apollo VP) "); 490 if(PCI_REVISION(pcib_class) >= 0x02) { 491 aprint_normal("ATA33 controller\n"); 492 sc->sc_wdcdev.sc_atac.atac_udma_cap = 2; 493 } else { 494 aprint_normal("controller\n"); 495 sc->sc_wdcdev.sc_atac.atac_udma_cap = 0; 496 } 497 break; 498 case PCI_PRODUCT_VIATECH_VT82C596A: 499 aprint_normal("VT82C596A (Apollo Pro) "); 500 if (PCI_REVISION(pcib_class) >= 0x12) { 501 aprint_normal("ATA66 controller\n"); 502 sc->sc_wdcdev.sc_atac.atac_udma_cap = 4; 503 } else { 504 aprint_normal("ATA33 controller\n"); 505 sc->sc_wdcdev.sc_atac.atac_udma_cap = 2; 506 } 507 break; 508 case PCI_PRODUCT_VIATECH_VT82C686A_ISA: 509 aprint_normal("VT82C686A (Apollo KX133) "); 510 if (PCI_REVISION(pcib_class) >= 0x40) { 511 aprint_normal("ATA100 controller\n"); 512 sc->sc_wdcdev.sc_atac.atac_udma_cap = 5; 513 } else { 514 aprint_normal("ATA66 controller\n"); 515 sc->sc_wdcdev.sc_atac.atac_udma_cap = 4; 516 } 517 break; 518 case PCI_PRODUCT_VIATECH_VT8231: 519 aprint_normal("VT8231 ATA100 controller\n"); 520 sc->sc_wdcdev.sc_atac.atac_udma_cap = 5; 521 break; 522 case PCI_PRODUCT_VIATECH_VT8233: 523 aprint_normal("VT8233 ATA100 controller\n"); 524 sc->sc_wdcdev.sc_atac.atac_udma_cap = 5; 525 break; 526 case PCI_PRODUCT_VIATECH_VT8233A: 527 aprint_normal("VT8233A ATA133 controller\n"); 528 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 529 break; 530 case PCI_PRODUCT_VIATECH_VT8235: 531 aprint_normal("VT8235 ATA133 controller\n"); 532 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 533 break; 534 case PCI_PRODUCT_VIATECH_VT8237: 535 aprint_normal("VT8237 ATA133 controller\n"); 536 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 537 break; 538 case PCI_PRODUCT_VIATECH_VT8237A_ISA: 539 aprint_normal("VT8237A ATA133 controller\n"); 540 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 541 break; 542 case PCI_PRODUCT_VIATECH_CX700: 543 aprint_normal("CX700 ATA133 controller\n"); 544 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 545 break; 546 case PCI_PRODUCT_VIATECH_VT8251: 547 aprint_normal("VT8251 ATA133 controller\n"); 548 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 549 break; 550 default: 551 unknown: 552 aprint_normal("unknown VIA ATA controller\n"); 553 sc->sc_wdcdev.sc_atac.atac_udma_cap = 0; 554 } 555 break; 556 } 557 sc->sc_apo_regbase = APO_VIA_REGBASE; 558 break; 559 case PCI_VENDOR_AMD: 560 switch (sc->sc_pp->ide_product) { 561 case PCI_PRODUCT_AMD_PBC8111_IDE: 562 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 563 break; 564 case PCI_PRODUCT_AMD_CS5536_IDE: 565 case PCI_PRODUCT_AMD_PBC766_IDE: 566 case PCI_PRODUCT_AMD_PBC768_IDE: 567 sc->sc_wdcdev.sc_atac.atac_udma_cap = 5; 568 break; 569 default: 570 sc->sc_wdcdev.sc_atac.atac_udma_cap = 4; 571 } 572 sc->sc_apo_regbase = APO_AMD_REGBASE; 573 break; 574 case PCI_VENDOR_NVIDIA: 575 switch (sc->sc_pp->ide_product) { 576 case PCI_PRODUCT_NVIDIA_NFORCE_ATA100: 577 sc->sc_wdcdev.sc_atac.atac_udma_cap = 5; 578 break; 579 case PCI_PRODUCT_NVIDIA_NFORCE2_ATA133: 580 case PCI_PRODUCT_NVIDIA_NFORCE2_400_ATA133: 581 case PCI_PRODUCT_NVIDIA_NFORCE3_ATA133: 582 case PCI_PRODUCT_NVIDIA_NFORCE3_250_ATA133: 583 case PCI_PRODUCT_NVIDIA_NFORCE4_ATA133: 584 case PCI_PRODUCT_NVIDIA_NFORCE430_ATA133: 585 case PCI_PRODUCT_NVIDIA_MCP04_IDE: 586 case PCI_PRODUCT_NVIDIA_MCP55_IDE: 587 case PCI_PRODUCT_NVIDIA_MCP61_IDE: 588 case PCI_PRODUCT_NVIDIA_MCP65_IDE: 589 case PCI_PRODUCT_NVIDIA_MCP67_IDE: 590 case PCI_PRODUCT_NVIDIA_MCP73_IDE: 591 case PCI_PRODUCT_NVIDIA_MCP77_IDE: 592 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 593 break; 594 } 595 sc->sc_apo_regbase = APO_NVIDIA_REGBASE; 596 break; 597 default: 598 panic("via_chip_map: unknown vendor"); 599 } 600 601 aprint_verbose_dev(sc->sc_wdcdev.sc_atac.atac_dev, 602 "bus-master DMA support present"); 603 pciide_mapreg_dma(sc, pa); 604 aprint_verbose("\n"); 605 sc->sc_wdcdev.sc_atac.atac_cap = ATAC_CAP_DATA16 | ATAC_CAP_DATA32; 606 if (sc->sc_dma_ok) { 607 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DMA; 608 sc->sc_wdcdev.irqack = pciide_irqack; 609 if (sc->sc_wdcdev.sc_atac.atac_udma_cap > 0) 610 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_UDMA; 611 } 612 sc->sc_wdcdev.sc_atac.atac_pio_cap = 4; 613 sc->sc_wdcdev.sc_atac.atac_dma_cap = 2; 614 sc->sc_wdcdev.sc_atac.atac_set_modes = via_setup_channel; 615 sc->sc_wdcdev.sc_atac.atac_channels = sc->wdc_chanarray; 616 sc->sc_wdcdev.sc_atac.atac_nchannels = PCIIDE_NUM_CHANNELS; 617 618 if (PCI_CLASS(pa->pa_class) == PCI_CLASS_MASS_STORAGE && 619 PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_MASS_STORAGE_RAID) 620 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_RAID; 621 622 wdc_allocate_regs(&sc->sc_wdcdev); 623 624 ATADEBUG_PRINT(("via_chip_map: old APO_IDECONF=0x%x, " 625 "APO_CTLMISC=0x%x, APO_DATATIM=0x%x, APO_UDMA=0x%x\n", 626 pci_conf_read(sc->sc_pc, sc->sc_tag, APO_IDECONF(sc)), 627 pci_conf_read(sc->sc_pc, sc->sc_tag, APO_CTLMISC(sc)), 628 pci_conf_read(sc->sc_pc, sc->sc_tag, APO_DATATIM(sc)), 629 pci_conf_read(sc->sc_pc, sc->sc_tag, APO_UDMA(sc))), 630 DEBUG_PROBE); 631 632 ideconf = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_IDECONF(sc)); 633 for (channel = 0; channel < sc->sc_wdcdev.sc_atac.atac_nchannels; 634 channel++) { 635 cp = &sc->pciide_channels[channel]; 636 if (pciide_chansetup(sc, channel, interface) == 0) 637 continue; 638 639 if ((ideconf & APO_IDECONF_EN(channel)) == 0) { 640 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 641 "%s channel ignored (disabled)\n", cp->name); 642 cp->ata_channel.ch_flags |= ATACH_DISABLED; 643 continue; 644 } 645 via_mapchan(pa, cp, interface, pciide_pci_intr); 646 } 647 } 648 649 static void 650 via_mapchan(const struct pci_attach_args *pa, struct pciide_channel *cp, 651 pcireg_t interface, int (*pci_intr)(void *)) 652 { 653 struct ata_channel *wdc_cp; 654 struct pciide_softc *sc; 655 prop_bool_t compat_nat_enable; 656 657 wdc_cp = &cp->ata_channel; 658 sc = CHAN_TO_PCIIDE(&cp->ata_channel); 659 compat_nat_enable = prop_dictionary_get( 660 device_properties(sc->sc_wdcdev.sc_atac.atac_dev), 661 "use-compat-native-irq"); 662 663 if (interface & PCIIDE_INTERFACE_PCI(wdc_cp->ch_channel)) { 664 /* native mode with irq 14/15 requested? */ 665 if (compat_nat_enable != NULL && 666 prop_bool_true(compat_nat_enable)) 667 via_mapregs_compat_native(pa, cp); 668 else 669 pciide_mapregs_native(pa, cp, pci_intr); 670 } else { 671 pciide_mapregs_compat(pa, cp, wdc_cp->ch_channel); 672 if ((cp->ata_channel.ch_flags & ATACH_DISABLED) == 0) 673 pciide_map_compat_intr(pa, cp, wdc_cp->ch_channel); 674 } 675 wdcattach(wdc_cp); 676 } 677 678 /* 679 * At least under certain (mis)configurations (e.g. on the "Pegasos" board) 680 * the VT8231-IDE's native mode only works with irq 14/15, and cannot be 681 * programmed to use a single native PCI irq alone. So we install an interrupt 682 * handler for each channel, as in compatibility mode. 683 */ 684 static void 685 via_mapregs_compat_native(const struct pci_attach_args *pa, 686 struct pciide_channel *cp) 687 { 688 struct ata_channel *wdc_cp; 689 struct pciide_softc *sc; 690 691 wdc_cp = &cp->ata_channel; 692 sc = CHAN_TO_PCIIDE(&cp->ata_channel); 693 694 /* XXX prevent pciide_mapregs_native from installing a handler */ 695 if (sc->sc_pci_ih == NULL) 696 sc->sc_pci_ih = (void *)~0; 697 pciide_mapregs_native(pa, cp, NULL); 698 699 /* interrupts are fixed to 14/15, as in compatibility mode */ 700 cp->compat = 1; 701 if ((wdc_cp->ch_flags & ATACH_DISABLED) == 0) { 702 #ifdef __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH 703 cp->ih = pciide_machdep_compat_intr_establish( 704 sc->sc_wdcdev.sc_atac.atac_dev, pa, wdc_cp->ch_channel, 705 pciide_compat_intr, cp); 706 if (cp->ih == NULL) { 707 #endif 708 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 709 "no compatibility interrupt for " 710 "use by %s channel\n", cp->name); 711 wdc_cp->ch_flags |= ATACH_DISABLED; 712 #ifdef __HAVE_PCIIDE_MACHDEP_COMPAT_INTR_ESTABLISH 713 } 714 sc->sc_pci_ih = cp->ih; /* XXX */ 715 #endif 716 } 717 } 718 719 static void 720 via_setup_channel(struct ata_channel *chp) 721 { 722 u_int32_t udmatim_reg, datatim_reg; 723 u_int8_t idedma_ctl; 724 int mode, drive, s; 725 struct ata_drive_datas *drvp; 726 struct atac_softc *atac = chp->ch_atac; 727 struct pciide_channel *cp = CHAN_TO_PCHAN(chp); 728 struct pciide_softc *sc = CHAN_TO_PCIIDE(chp); 729 #ifndef PCIIDE_AMD756_ENABLEDMA 730 int rev = PCI_REVISION( 731 pci_conf_read(sc->sc_pc, sc->sc_tag, PCI_CLASS_REG)); 732 #endif 733 734 idedma_ctl = 0; 735 datatim_reg = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_DATATIM(sc)); 736 udmatim_reg = pci_conf_read(sc->sc_pc, sc->sc_tag, APO_UDMA(sc)); 737 datatim_reg &= ~APO_DATATIM_MASK(chp->ch_channel); 738 udmatim_reg &= ~APO_UDMA_MASK(chp->ch_channel); 739 740 /* setup DMA if needed */ 741 pciide_channel_dma_setup(cp); 742 743 for (drive = 0; drive < 2; drive++) { 744 drvp = &chp->ch_drive[drive]; 745 /* If no drive, skip */ 746 if ((drvp->drive_flags & DRIVE) == 0) 747 continue; 748 /* add timing values, setup DMA if needed */ 749 if (((drvp->drive_flags & DRIVE_DMA) == 0 && 750 (drvp->drive_flags & DRIVE_UDMA) == 0)) { 751 mode = drvp->PIO_mode; 752 goto pio; 753 } 754 if ((atac->atac_cap & ATAC_CAP_UDMA) && 755 (drvp->drive_flags & DRIVE_UDMA)) { 756 /* use Ultra/DMA */ 757 s = splbio(); 758 drvp->drive_flags &= ~DRIVE_DMA; 759 splx(s); 760 udmatim_reg |= APO_UDMA_EN(chp->ch_channel, drive) | 761 APO_UDMA_EN_MTH(chp->ch_channel, drive); 762 switch (PCI_VENDOR(sc->sc_pci_id)) { 763 case PCI_VENDOR_VIATECH: 764 if (sc->sc_wdcdev.sc_atac.atac_udma_cap == 6) { 765 /* 8233a */ 766 udmatim_reg |= APO_UDMA_TIME( 767 chp->ch_channel, 768 drive, 769 via_udma133_tim[drvp->UDMA_mode]); 770 } else if (sc->sc_wdcdev.sc_atac.atac_udma_cap == 5) { 771 /* 686b */ 772 udmatim_reg |= APO_UDMA_TIME( 773 chp->ch_channel, 774 drive, 775 via_udma100_tim[drvp->UDMA_mode]); 776 } else if (sc->sc_wdcdev.sc_atac.atac_udma_cap == 4) { 777 /* 596b or 686a */ 778 udmatim_reg |= APO_UDMA_CLK66( 779 chp->ch_channel); 780 udmatim_reg |= APO_UDMA_TIME( 781 chp->ch_channel, 782 drive, 783 via_udma66_tim[drvp->UDMA_mode]); 784 } else { 785 /* 596a or 586b */ 786 udmatim_reg |= APO_UDMA_TIME( 787 chp->ch_channel, 788 drive, 789 via_udma33_tim[drvp->UDMA_mode]); 790 } 791 break; 792 case PCI_VENDOR_AMD: 793 case PCI_VENDOR_NVIDIA: 794 udmatim_reg |= APO_UDMA_TIME(chp->ch_channel, 795 drive, amd7x6_udma_tim[drvp->UDMA_mode]); 796 break; 797 } 798 /* can use PIO timings, MW DMA unused */ 799 mode = drvp->PIO_mode; 800 } else { 801 /* use Multiword DMA, but only if revision is OK */ 802 s = splbio(); 803 drvp->drive_flags &= ~DRIVE_UDMA; 804 splx(s); 805 #ifndef PCIIDE_AMD756_ENABLEDMA 806 /* 807 * The workaround doesn't seem to be necessary 808 * with all drives, so it can be disabled by 809 * PCIIDE_AMD756_ENABLEDMA. It causes a hard hang if 810 * triggered. 811 */ 812 if (PCI_VENDOR(sc->sc_pci_id) == PCI_VENDOR_AMD && 813 sc->sc_pp->ide_product == 814 PCI_PRODUCT_AMD_PBC756_IDE && 815 AMD756_CHIPREV_DISABLEDMA(rev)) { 816 aprint_normal( 817 "%s:%d:%d: multi-word DMA disabled due " 818 "to chip revision\n", 819 device_xname( 820 sc->sc_wdcdev.sc_atac.atac_dev), 821 chp->ch_channel, drive); 822 mode = drvp->PIO_mode; 823 s = splbio(); 824 drvp->drive_flags &= ~DRIVE_DMA; 825 splx(s); 826 goto pio; 827 } 828 #endif 829 /* mode = min(pio, dma+2) */ 830 if (drvp->PIO_mode <= (drvp->DMA_mode + 2)) 831 mode = drvp->PIO_mode; 832 else 833 mode = drvp->DMA_mode + 2; 834 } 835 idedma_ctl |= IDEDMA_CTL_DRV_DMA(drive); 836 837 pio: /* setup PIO mode */ 838 if (mode <= 2) { 839 drvp->DMA_mode = 0; 840 drvp->PIO_mode = 0; 841 mode = 0; 842 } else { 843 drvp->PIO_mode = mode; 844 drvp->DMA_mode = mode - 2; 845 } 846 datatim_reg |= 847 APO_DATATIM_PULSE(chp->ch_channel, drive, 848 apollo_pio_set[mode]) | 849 APO_DATATIM_RECOV(chp->ch_channel, drive, 850 apollo_pio_rec[mode]); 851 } 852 if (idedma_ctl != 0) { 853 /* Add software bits in status register */ 854 bus_space_write_1(sc->sc_dma_iot, cp->dma_iohs[IDEDMA_CTL], 0, 855 idedma_ctl); 856 } 857 pci_conf_write(sc->sc_pc, sc->sc_tag, APO_DATATIM(sc), datatim_reg); 858 pci_conf_write(sc->sc_pc, sc->sc_tag, APO_UDMA(sc), udmatim_reg); 859 ATADEBUG_PRINT(("via_chip_map: APO_DATATIM=0x%x, APO_UDMA=0x%x\n", 860 pci_conf_read(sc->sc_pc, sc->sc_tag, APO_DATATIM(sc)), 861 pci_conf_read(sc->sc_pc, sc->sc_tag, APO_UDMA(sc))), DEBUG_PROBE); 862 } 863 864 static int 865 via_sata_chip_map_common(struct pciide_softc *sc, 866 const struct pci_attach_args *cpa) 867 { 868 pcireg_t csr; 869 int maptype, ret; 870 struct pci_attach_args pac, *pa = &pac; 871 872 pac = *cpa; 873 874 if (pciide_chipen(sc, pa) == 0) 875 return 0; 876 877 aprint_verbose_dev(sc->sc_wdcdev.sc_atac.atac_dev, 878 "bus-master DMA support present"); 879 pciide_mapreg_dma(sc, pa); 880 aprint_verbose("\n"); 881 882 if (sc->sc_dma_ok) { 883 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_UDMA | ATAC_CAP_DMA; 884 sc->sc_wdcdev.irqack = pciide_irqack; 885 } 886 sc->sc_wdcdev.sc_atac.atac_pio_cap = 4; 887 sc->sc_wdcdev.sc_atac.atac_dma_cap = 2; 888 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 889 890 sc->sc_wdcdev.sc_atac.atac_channels = sc->wdc_chanarray; 891 sc->sc_wdcdev.sc_atac.atac_nchannels = PCIIDE_NUM_CHANNELS; 892 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DATA16 | ATAC_CAP_DATA32; 893 sc->sc_wdcdev.sc_atac.atac_set_modes = sata_setup_channel; 894 895 if (PCI_CLASS(pa->pa_class) == PCI_CLASS_MASS_STORAGE && 896 PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_MASS_STORAGE_RAID) 897 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_RAID; 898 899 wdc_allocate_regs(&sc->sc_wdcdev); 900 maptype = pci_mapreg_type(pa->pa_pc, pa->pa_tag, 901 PCI_MAPREG_START + 0x14); 902 switch(maptype) { 903 case PCI_MAPREG_TYPE_IO: 904 ret = pci_mapreg_map(pa, PCI_MAPREG_START + 0x14, 905 PCI_MAPREG_TYPE_IO, 0, &sc->sc_ba5_st, &sc->sc_ba5_sh, 906 NULL, &sc->sc_ba5_ss); 907 break; 908 case PCI_MAPREG_MEM_TYPE_32BIT: 909 /* 910 * Enable memory-space access if it isn't already there. 911 */ 912 csr = pci_conf_read(pa->pa_pc, pa->pa_tag, 913 PCI_COMMAND_STATUS_REG); 914 if ((csr & PCI_COMMAND_MEM_ENABLE) == 0 && 915 (pa->pa_flags & PCI_FLAGS_MEM_OKAY) != 0) { 916 917 pci_conf_write(pa->pa_pc, pa->pa_tag, 918 PCI_COMMAND_STATUS_REG, 919 csr | PCI_COMMAND_MEM_ENABLE); 920 } 921 922 ret = pci_mapreg_map(pa, PCI_MAPREG_START + 0x14, 923 PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 924 0, &sc->sc_ba5_st, &sc->sc_ba5_sh, 925 NULL, &sc->sc_ba5_ss); 926 break; 927 default: 928 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 929 "couldn't map sata regs, unsupported maptype (0x%x)\n", 930 maptype); 931 return 0; 932 } 933 if (ret != 0) { 934 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 935 "couldn't map sata regs\n"); 936 return 0; 937 } 938 return 1; 939 } 940 941 static void 942 via_sata_chip_map(struct pciide_softc *sc, const struct pci_attach_args *pa, 943 int satareg_shift) 944 { 945 struct pciide_channel *cp; 946 struct ata_channel *wdc_cp; 947 struct wdc_regs *wdr; 948 pcireg_t interface; 949 int channel; 950 951 interface = PCI_INTERFACE(pa->pa_class); 952 953 if (via_sata_chip_map_common(sc, pa) == 0) 954 return; 955 956 if (interface == 0) { 957 ATADEBUG_PRINT(("via_sata_chip_map interface == 0\n"), 958 DEBUG_PROBE); 959 interface = PCIIDE_INTERFACE_BUS_MASTER_DMA | 960 PCIIDE_INTERFACE_PCI(0) | PCIIDE_INTERFACE_PCI(1); 961 } 962 963 for (channel = 0; channel < sc->sc_wdcdev.sc_atac.atac_nchannels; 964 channel++) { 965 cp = &sc->pciide_channels[channel]; 966 if (pciide_chansetup(sc, channel, interface) == 0) 967 continue; 968 wdc_cp = &cp->ata_channel; 969 wdr = CHAN_TO_WDC_REGS(wdc_cp); 970 wdr->sata_iot = sc->sc_ba5_st; 971 wdr->sata_baseioh = sc->sc_ba5_sh; 972 if (bus_space_subregion(wdr->sata_iot, wdr->sata_baseioh, 973 (wdc_cp->ch_channel << satareg_shift) + 0x0, 4, 974 &wdr->sata_status) != 0) { 975 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 976 "couldn't map channel %d sata_status regs\n", 977 wdc_cp->ch_channel); 978 continue; 979 } 980 if (bus_space_subregion(wdr->sata_iot, wdr->sata_baseioh, 981 (wdc_cp->ch_channel << satareg_shift) + 0x4, 4, 982 &wdr->sata_error) != 0) { 983 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 984 "couldn't map channel %d sata_error regs\n", 985 wdc_cp->ch_channel); 986 continue; 987 } 988 if (bus_space_subregion(wdr->sata_iot, wdr->sata_baseioh, 989 (wdc_cp->ch_channel << satareg_shift) + 0x8, 4, 990 &wdr->sata_control) != 0) { 991 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 992 "couldn't map channel %d sata_control regs\n", 993 wdc_cp->ch_channel); 994 continue; 995 } 996 sc->sc_wdcdev.sc_atac.atac_probe = wdc_sataprobe; 997 pciide_mapchan(pa, cp, interface, pciide_pci_intr); 998 } 999 } 1000 1001 static void 1002 via_sata_chip_map_6(struct pciide_softc *sc, const struct pci_attach_args *pa) 1003 { 1004 via_sata_chip_map(sc, pa, 6); 1005 } 1006 1007 static void 1008 via_sata_chip_map_7(struct pciide_softc *sc, const struct pci_attach_args *pa) 1009 { 1010 via_sata_chip_map(sc, pa, 7); 1011 } 1012 1013 static void 1014 via_vt6421_mapreg_dma(struct pciide_softc *sc, const struct pci_attach_args *pa) 1015 { 1016 struct pciide_channel *pc; 1017 int chan, reg; 1018 bus_size_t size; 1019 1020 sc->sc_dma_ok = (pci_mapreg_map(pa, PCIIDE_REG_BUS_MASTER_DMA, 1021 PCI_MAPREG_TYPE_IO, 0, &sc->sc_dma_iot, &sc->sc_dma_ioh, 1022 NULL, &sc->sc_dma_ios) == 0); 1023 sc->sc_dmat = pa->pa_dmat; 1024 if (sc->sc_dma_ok == 0) { 1025 aprint_verbose(", but unused (couldn't map registers)"); 1026 } else { 1027 sc->sc_wdcdev.dma_arg = sc; 1028 sc->sc_wdcdev.dma_init = pciide_dma_init; 1029 sc->sc_wdcdev.dma_start = pciide_dma_start; 1030 sc->sc_wdcdev.dma_finish = pciide_dma_finish; 1031 } 1032 1033 if (device_cfdata(sc->sc_wdcdev.sc_atac.atac_dev)->cf_flags & 1034 PCIIDE_OPTIONS_NODMA) { 1035 aprint_verbose( 1036 ", but unused (forced off by config file)"); 1037 sc->sc_dma_ok = 0; 1038 } 1039 1040 if (sc->sc_dma_ok == 0) 1041 return; 1042 1043 for (chan = 0; chan < 4; chan++) { 1044 pc = &sc->pciide_channels[chan]; 1045 for (reg = 0; reg < IDEDMA_NREGS; reg++) { 1046 size = 4; 1047 if (size > (IDEDMA_SCH_OFFSET - reg)) 1048 size = IDEDMA_SCH_OFFSET - reg; 1049 if (bus_space_subregion(sc->sc_dma_iot, sc->sc_dma_ioh, 1050 IDEDMA_SCH_OFFSET * chan + reg, size, 1051 &pc->dma_iohs[reg]) != 0) { 1052 sc->sc_dma_ok = 0; 1053 aprint_verbose(", but can't subregion offset " 1054 "%d size %lu", 1055 reg, (u_long)size); 1056 return; 1057 } 1058 } 1059 } 1060 } 1061 1062 static int 1063 via_vt6421_chansetup(struct pciide_softc *sc, int channel) 1064 { 1065 struct pciide_channel *cp = &sc->pciide_channels[channel]; 1066 1067 sc->wdc_chanarray[channel] = &cp->ata_channel; 1068 1069 cp->ata_channel.ch_channel = channel; 1070 cp->ata_channel.ch_atac = &sc->sc_wdcdev.sc_atac; 1071 cp->ata_channel.ch_queue = 1072 malloc(sizeof(struct ata_queue), M_DEVBUF, M_NOWAIT); 1073 cp->ata_channel.ch_ndrive = 2; 1074 if (cp->ata_channel.ch_queue == NULL) { 1075 aprint_error("%s channel %d: " 1076 "can't allocate memory for command queue", 1077 device_xname(sc->sc_wdcdev.sc_atac.atac_dev), channel); 1078 return 0; 1079 } 1080 return 1; 1081 } 1082 1083 static void 1084 via_sata_chip_map_new(struct pciide_softc *sc, 1085 const struct pci_attach_args *pa) 1086 { 1087 struct pciide_channel *cp; 1088 struct ata_channel *wdc_cp; 1089 struct wdc_regs *wdr; 1090 int channel; 1091 pci_intr_handle_t intrhandle; 1092 const char *intrstr; 1093 int i; 1094 1095 if (pciide_chipen(sc, pa) == 0) 1096 return; 1097 1098 sc->sc_apo_regbase = APO_VIA_VT6421_REGBASE; 1099 1100 if (pci_mapreg_map(pa, PCI_BAR(5), PCI_MAPREG_TYPE_IO, 0, 1101 &sc->sc_ba5_st, &sc->sc_ba5_sh, NULL, &sc->sc_ba5_ss) != 0) { 1102 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1103 "couldn't map SATA regs\n"); 1104 } 1105 1106 aprint_verbose_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1107 "bus-master DMA support present"); 1108 via_vt6421_mapreg_dma(sc, pa); 1109 aprint_verbose("\n"); 1110 1111 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DATA16 | ATAC_CAP_DATA32; 1112 sc->sc_wdcdev.sc_atac.atac_pio_cap = 4; 1113 if (sc->sc_dma_ok) { 1114 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DMA | ATAC_CAP_UDMA; 1115 sc->sc_wdcdev.irqack = pciide_irqack; 1116 sc->sc_wdcdev.sc_atac.atac_dma_cap = 2; 1117 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 1118 } 1119 sc->sc_wdcdev.sc_atac.atac_set_modes = sata_setup_channel; 1120 1121 sc->sc_wdcdev.sc_atac.atac_channels = sc->wdc_chanarray; 1122 sc->sc_wdcdev.sc_atac.atac_nchannels = 3; 1123 1124 wdc_allocate_regs(&sc->sc_wdcdev); 1125 1126 if (pci_intr_map(pa, &intrhandle) != 0) { 1127 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1128 "couldn't map native-PCI interrupt\n"); 1129 return; 1130 } 1131 intrstr = pci_intr_string(pa->pa_pc, intrhandle); 1132 sc->sc_pci_ih = pci_intr_establish(pa->pa_pc, 1133 intrhandle, IPL_BIO, pciide_pci_intr, sc); 1134 if (sc->sc_pci_ih == NULL) { 1135 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1136 "couldn't establish native-PCI interrupt"); 1137 if (intrstr != NULL) 1138 aprint_error(" at %s", intrstr); 1139 aprint_error("\n"); 1140 return; 1141 } 1142 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1143 "using %s for native-PCI interrupt\n", 1144 intrstr ? intrstr : "unknown interrupt"); 1145 1146 for (channel = 0; channel < sc->sc_wdcdev.sc_atac.atac_nchannels; 1147 channel++) { 1148 cp = &sc->pciide_channels[channel]; 1149 if (via_vt6421_chansetup(sc, channel) == 0) 1150 continue; 1151 cp->ata_channel.ch_ndrive = 2; 1152 wdc_cp = &cp->ata_channel; 1153 wdr = CHAN_TO_WDC_REGS(wdc_cp); 1154 1155 wdr->sata_iot = sc->sc_ba5_st; 1156 wdr->sata_baseioh = sc->sc_ba5_sh; 1157 if (bus_space_subregion(wdr->sata_iot, wdr->sata_baseioh, 1158 (wdc_cp->ch_channel << 6) + 0x0, 4, 1159 &wdr->sata_status) != 0) { 1160 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1161 "couldn't map channel %d sata_status regs\n", 1162 wdc_cp->ch_channel); 1163 continue; 1164 } 1165 if (bus_space_subregion(wdr->sata_iot, wdr->sata_baseioh, 1166 (wdc_cp->ch_channel << 6) + 0x4, 4, 1167 &wdr->sata_error) != 0) { 1168 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1169 "couldn't map channel %d sata_error regs\n", 1170 wdc_cp->ch_channel); 1171 continue; 1172 } 1173 if (bus_space_subregion(wdr->sata_iot, wdr->sata_baseioh, 1174 (wdc_cp->ch_channel << 6) + 0x8, 4, 1175 &wdr->sata_control) != 0) { 1176 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1177 "couldn't map channel %d sata_control regs\n", 1178 wdc_cp->ch_channel); 1179 continue; 1180 } 1181 1182 if (pci_mapreg_map(pa, PCI_BAR(wdc_cp->ch_channel), 1183 PCI_MAPREG_TYPE_IO, 0, &wdr->cmd_iot, &wdr->cmd_baseioh, 1184 NULL, &wdr->cmd_ios) != 0) { 1185 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1186 "couldn't map %s channel regs\n", cp->name); 1187 } 1188 wdr->ctl_iot = wdr->cmd_iot; 1189 for (i = 0; i < WDC_NREG; i++) { 1190 if (bus_space_subregion(wdr->cmd_iot, 1191 wdr->cmd_baseioh, i, i == 0 ? 4 : 1, 1192 &wdr->cmd_iohs[i]) != 0) { 1193 aprint_error_dev( 1194 sc->sc_wdcdev.sc_atac.atac_dev, 1195 "couldn't subregion %s " 1196 "channel cmd regs\n", cp->name); 1197 return; 1198 } 1199 } 1200 if (bus_space_subregion(wdr->cmd_iot, wdr->cmd_baseioh, 1201 WDC_NREG + 2, 1, &wdr->ctl_ioh) != 0) { 1202 aprint_error_dev(sc->sc_wdcdev.sc_atac.atac_dev, 1203 "couldn't map channel %d ctl regs\n", channel); 1204 return; 1205 } 1206 wdc_init_shadow_regs(wdc_cp); 1207 wdr->data32iot = wdr->cmd_iot; 1208 wdr->data32ioh = wdr->cmd_iohs[wd_data]; 1209 wdcattach(wdc_cp); 1210 } 1211 } 1212
Indexes created Fri Oct 17 23:09:53 GMT 2025