ata-dma.c revision 82458
1/*- 2 * Copyright (c) 1998,1999,2000,2001 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification, immediately at the beginning of the file. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD: head/sys/dev/ata/ata-dma.c 82458 2001-08-28 08:59:17Z sos $ 29 */ 30 31#include "pci.h" 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/ata.h> 35#include <sys/bio.h> 36#include <sys/malloc.h> 37#include <sys/bus.h> 38#include <sys/disk.h> 39#include <sys/devicestat.h> 40#include <vm/vm.h> 41#include <vm/pmap.h> 42#include <pci/pcivar.h> 43#include <machine/bus.h> 44#include <sys/rman.h> 45#include <dev/ata/ata-all.h> 46 47/* prototypes */ 48static void cyrix_timing(struct ata_softc *, int, int); 49static void promise_timing(struct ata_softc *, int, int); 50static void hpt_timing(struct ata_softc *, int, int); 51 52/* misc defines */ 53#ifdef __alpha__ 54#undef vtophys 55#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va) 56#endif 57#define ATAPI_DEVICE(scp, device) \ 58 ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) || \ 59 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) 60 61 62void * 63ata_dmaalloc(struct ata_softc *scp, int device) 64{ 65 void *dmatab; 66 67 if ((dmatab = malloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT))) { 68 if (((uintptr_t)dmatab >> PAGE_SHIFT) ^ 69 (((uintptr_t)dmatab + PAGE_SIZE - 1) >> PAGE_SHIFT)) { 70 ata_printf(scp, device, "dmatab crosses page boundary, no DMA\n"); 71 free(dmatab, M_DEVBUF); 72 dmatab = NULL; 73 } 74 } 75 return dmatab; 76} 77 78void 79ata_dmainit(struct ata_softc *scp, int device, 80 int apiomode, int wdmamode, int udmamode) 81{ 82 device_t parent = device_get_parent(scp->dev); 83 int devno = (scp->channel << 1) + ATA_DEV(device); 84 int error; 85 86 /* set our most pessimistic default mode */ 87 scp->mode[ATA_DEV(device)] = ATA_PIO; 88 89 if (!scp->r_bmio) 90 return; 91 92 /* if simplex controller, only allow DMA on primary channel */ 93 if (scp->channel == 1) { 94 ATA_OUTB(scp->r_bmio, ATA_BMSTAT_PORT, 95 ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) & 96 (ATA_BMSTAT_DMA_MASTER | ATA_BMSTAT_DMA_SLAVE)); 97 if (ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) & ATA_BMSTAT_DMA_SIMPLEX) { 98 ata_printf(scp, device, "simplex device, DMA on primary only\n"); 99 return; 100 } 101 } 102 103 /* DMA engine address alignment is usually 1 word (2 bytes) */ 104 scp->alignment = 0x1; 105 106 if (udmamode > 2 && !ATA_PARAM(scp, device)->cblid) { 107 ata_printf(scp, device, 108 "DMA limited to UDMA33, non-ATA66 compliant cable\n"); 109 udmamode = 2; 110 } 111 112 switch (scp->chiptype) { 113 114 case 0x244a8086: /* Intel ICH2 mobile */ 115 case 0x244b8086: /* Intel ICH2 */ 116 if (udmamode >= 5) { 117 int32_t mask48, new48; 118 int16_t word54; 119 120 word54 = pci_read_config(parent, 0x54, 2); 121 if (word54 & (0x10 << devno)) { 122 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 123 ATA_UDMA5, ATA_C_F_SETXFER,ATA_WAIT_READY); 124 if (bootverbose) 125 ata_printf(scp, device, 126 "%s setting UDMA5 on Intel chip\n", 127 (error) ? "failed" : "success"); 128 if (!error) { 129 mask48 = (1 << devno) + (3 << (16 + (devno << 2))); 130 new48 = (1 << devno) + (1 << (16 + (devno << 2))); 131 pci_write_config(parent, 0x48, 132 (pci_read_config(parent, 0x48, 4) & 133 ~mask48) | new48, 4); 134 pci_write_config(parent, 0x54, word54 | (0x1000<<devno), 2); 135 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 136 return; 137 } 138 } 139 } 140 /* make sure eventual ATA100 mode from the BIOS is disabled */ 141 pci_write_config(parent, 0x54, 142 pci_read_config(parent, 0x54, 2) & ~(0x1000<<devno),2); 143 /* FALLTHROUGH */ 144 145 case 0x24118086: /* Intel ICH */ 146 if (udmamode >= 4) { 147 int32_t mask48, new48; 148 int16_t word54; 149 150 word54 = pci_read_config(parent, 0x54, 2); 151 if (word54 & (0x10 << devno)) { 152 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 153 ATA_UDMA4, ATA_C_F_SETXFER,ATA_WAIT_READY); 154 if (bootverbose) 155 ata_printf(scp, device, 156 "%s setting UDMA4 on Intel chip\n", 157 (error) ? "failed" : "success"); 158 if (!error) { 159 mask48 = (1 << devno) + (3 << (16 + (devno << 2))); 160 new48 = (1 << devno) + (2 << (16 + (devno << 2))); 161 pci_write_config(parent, 0x48, 162 (pci_read_config(parent, 0x48, 4) & 163 ~mask48) | new48, 4); 164 pci_write_config(parent, 0x54, word54 | (1 << devno), 2); 165 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 166 return; 167 } 168 } 169 } 170 /* make sure eventual ATA66 mode from the BIOS is disabled */ 171 pci_write_config(parent, 0x54, 172 pci_read_config(parent, 0x54, 2) & ~(1 << devno), 2); 173 /* FALLTHROUGH */ 174 175 case 0x71118086: /* Intel PIIX4 */ 176 case 0x71998086: /* Intel PIIX4e */ 177 case 0x24218086: /* Intel ICH0 */ 178 if (udmamode >= 2) { 179 int32_t mask48, new48; 180 181 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 182 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 183 if (bootverbose) 184 ata_printf(scp, device, "%s setting UDMA2 on Intel chip\n", 185 (error) ? "failed" : "success"); 186 if (!error) { 187 mask48 = (1 << devno) + (3 << (16 + (devno << 2))); 188 new48 = (1 << devno) + (2 << (16 + (devno << 2))); 189 pci_write_config(parent, 0x48, 190 (pci_read_config(parent, 0x48, 4) & 191 ~mask48) | new48, 4); 192 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 193 return; 194 } 195 } 196 /* make sure eventual ATA33 mode from the BIOS is disabled */ 197 pci_write_config(parent, 0x48, 198 pci_read_config(parent, 0x48, 4) & ~(1 << devno), 4); 199 /* FALLTHROUGH */ 200 201 case 0x70108086: /* Intel PIIX3 */ 202 if (wdmamode >= 2 && apiomode >= 4) { 203 int32_t mask40, new40, mask44, new44; 204 205 /* if SITRE not set doit for both channels */ 206 if (!((pci_read_config(parent,0x40,4)>>(scp->channel<<8))&0x4000)) { 207 new40 = pci_read_config(parent, 0x40, 4); 208 new44 = pci_read_config(parent, 0x44, 4); 209 if (!(new40 & 0x00004000)) { 210 new44 &= ~0x0000000f; 211 new44 |= ((new40&0x00003000)>>10)|((new40&0x00000300)>>8); 212 } 213 if (!(new40 & 0x40000000)) { 214 new44 &= ~0x000000f0; 215 new44 |= ((new40&0x30000000)>>22)|((new40&0x03000000)>>20); 216 } 217 new40 |= 0x40004000; 218 pci_write_config(parent, 0x40, new40, 4); 219 pci_write_config(parent, 0x44, new44, 4); 220 } 221 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 222 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 223 if (bootverbose) 224 ata_printf(scp, device, "%s setting WDMA2 on Intel chip\n", 225 (error) ? "failed" : "success"); 226 if (!error) { 227 if (device == ATA_MASTER) { 228 mask40 = 0x0000330f; 229 new40 = 0x00002307; 230 mask44 = 0; 231 new44 = 0; 232 } 233 else { 234 mask40 = 0x000000f0; 235 new40 = 0x00000070; 236 mask44 = 0x0000000f; 237 new44 = 0x0000000b; 238 } 239 if (scp->channel) { 240 mask40 <<= 16; 241 new40 <<= 16; 242 mask44 <<= 4; 243 new44 <<= 4; 244 } 245 pci_write_config(parent, 0x40, 246 (pci_read_config(parent, 0x40, 4) & ~mask40)| 247 new40, 4); 248 pci_write_config(parent, 0x44, 249 (pci_read_config(parent, 0x44, 4) & ~mask44)| 250 new44, 4); 251 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 252 return; 253 } 254 } 255 /* we could set PIO mode timings, but we assume the BIOS did that */ 256 break; 257 258 case 0x12308086: /* Intel PIIX */ 259 if (wdmamode >= 2 && apiomode >= 4) { 260 int32_t word40; 261 262 word40 = pci_read_config(parent, 0x40, 4); 263 word40 >>= scp->channel * 16; 264 265 /* Check for timing config usable for DMA on controller */ 266 if (!((word40 & 0x3300) == 0x2300 && 267 ((word40 >> (device == ATA_MASTER ? 0 : 4)) & 1) == 1)) 268 break; 269 270 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 271 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 272 if (bootverbose) 273 ata_printf(scp, device, 274 "%s setting WDMA2 on Intel chip\n", 275 (error) ? "failed" : "success"); 276 if (!error) { 277 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 278 return; 279 } 280 } 281 break; 282 283 case 0x522910b9: /* AcerLabs Aladdin IV/V */ 284 /* the older Aladdin doesn't support ATAPI DMA on both master & slave */ 285 if (pci_get_revid(parent) < 0xC2 && 286 scp->devices & ATA_ATAPI_MASTER && scp->devices & ATA_ATAPI_SLAVE) { 287 ata_printf(scp, device, 288 "Aladdin: two atapi devices on this channel, no DMA\n"); 289 break; 290 } 291 if (udmamode >= 5 && pci_get_revid(parent) >= 0xC4) { 292 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 293 ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); 294 if (bootverbose) 295 ata_printf(scp, device, 296 "%s setting UDMA5 on Acer chip\n", 297 (error) ? "failed" : "success"); 298 if (!error) { 299 int32_t word54 = pci_read_config(parent, 0x54, 4); 300 301 pci_write_config(parent, 0x4b, 302 pci_read_config(parent, 0x4b, 1) | 0x01, 1); 303 word54 &= ~(0x000f000f << (devno << 2)); 304 word54 |= (0x000f0005 << (devno << 2)); 305 pci_write_config(parent, 0x54, word54, 4); 306 pci_write_config(parent, 0x53, 307 pci_read_config(parent, 0x53, 1) | 0x03, 1); 308 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 309 return; 310 } 311 } 312 if (udmamode >= 4 && pci_get_revid(parent) >= 0xC2) { 313 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 314 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 315 if (bootverbose) 316 ata_printf(scp, device, 317 "%s setting UDMA4 on Acer chip\n", 318 (error) ? "failed" : "success"); 319 if (!error) { 320 int32_t word54 = pci_read_config(parent, 0x54, 4); 321 322 pci_write_config(parent, 0x4b, 323 pci_read_config(parent, 0x4b, 1) | 0x01, 1); 324 word54 &= ~(0x000f000f << (devno << 2)); 325 word54 |= (0x00080005 << (devno << 2)); 326 pci_write_config(parent, 0x54, word54, 4); 327 pci_write_config(parent, 0x53, 328 pci_read_config(parent, 0x53, 1) | 0x03, 1); 329 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 330 return; 331 } 332 } 333 if (udmamode >= 2 && pci_get_revid(parent) >= 0x20) { 334 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 335 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 336 if (bootverbose) 337 ata_printf(scp, device, 338 "%s setting UDMA2 on Acer chip\n", 339 (error) ? "failed" : "success"); 340 if (!error) { 341 int32_t word54 = pci_read_config(parent, 0x54, 4); 342 343 word54 &= ~(0x000f000f << (devno << 2)); 344 word54 |= (0x000a0005 << (devno << 2)); 345 pci_write_config(parent, 0x54, word54, 4); 346 pci_write_config(parent, 0x53, 347 pci_read_config(parent, 0x53, 1) | 0x03, 1); 348 scp->flags |= ATA_ATAPI_DMA_RO; 349 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 350 return; 351 } 352 } 353 354 /* make sure eventual UDMA mode from the BIOS is disabled */ 355 pci_write_config(parent, 0x56, pci_read_config(parent, 0x56, 2) & 356 ~(0x0008 << (devno << 2)), 2); 357 358 if (wdmamode >= 2 && apiomode >= 4) { 359 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 360 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 361 if (bootverbose) 362 ata_printf(scp, device, 363 "%s setting WDMA2 on Acer chip\n", 364 (error) ? "failed" : "success"); 365 if (!error) { 366 pci_write_config(parent, 0x53, 367 pci_read_config(parent, 0x53, 1) | 0x03, 1); 368 scp->flags |= ATA_ATAPI_DMA_RO; 369 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 370 return; 371 } 372 } 373 pci_write_config(parent, 0x53, 374 (pci_read_config(parent, 0x53, 1) & ~0x01) | 0x02, 1); 375 /* we could set PIO mode timings, but we assume the BIOS did that */ 376 break; 377 378 case 0x74111022: /* AMD 766 */ 379 if (udmamode >= 5) { 380 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 381 ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); 382 if (bootverbose) 383 ata_printf(scp, device, 384 "%s setting UDMA5 on AMD chip\n", 385 (error) ? "failed" : "success"); 386 if (!error) { 387 pci_write_config(parent, 0x53 - devno, 0xc6, 1); 388 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 389 return; 390 } 391 } 392 /* FALLTHROUGH */ 393 394 case 0x74091022: /* AMD 756 */ 395 if (udmamode >= 4) { 396 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 397 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 398 if (bootverbose) 399 ata_printf(scp, device, 400 "%s setting UDMA4 on AMD chip\n", 401 (error) ? "failed" : "success"); 402 if (!error) { 403 pci_write_config(parent, 0x53 - devno, 0xc5, 1); 404 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 405 return; 406 } 407 } 408 goto via_82c586; 409 410 case 0x05711106: /* VIA 82C571, 82C586, 82C596, 82C686 */ 411 if (ata_find_dev(parent, 0x06861106, 0x40) || 412 ata_find_dev(parent, 0x30741106, 0)) { /* 82C686b */ 413 if (udmamode >= 5) { 414 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 415 ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); 416 if (bootverbose) 417 ata_printf(scp, device, 418 "%s setting UDMA5 on VIA chip\n", 419 (error) ? "failed" : "success"); 420 if (!error) { 421 pci_write_config(parent, 0x53 - devno, 0xf0, 1); 422 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 423 return; 424 } 425 } 426 if (udmamode >= 4) { 427 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 428 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 429 if (bootverbose) 430 ata_printf(scp, device, 431 "%s setting UDMA4 on VIA chip\n", 432 (error) ? "failed" : "success"); 433 if (!error) { 434 pci_write_config(parent, 0x53 - devno, 0xf1, 1); 435 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 436 return; 437 } 438 } 439 if (udmamode >= 2) { 440 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 441 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 442 if (bootverbose) 443 ata_printf(scp, device, 444 "%s setting UDMA2 on VIA chip\n", 445 (error) ? "failed" : "success"); 446 if (!error) { 447 pci_write_config(parent, 0x53 - devno, 0xf4, 1); 448 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 449 return; 450 } 451 } 452 } 453 else if (ata_find_dev(parent, 0x06861106, 0) || /* 82C686a */ 454 ata_find_dev(parent, 0x05961106, 0x12)) { /* 82C596b */ 455 if (udmamode >= 4) { 456 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 457 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 458 if (bootverbose) 459 ata_printf(scp, device, 460 "%s setting UDMA4 on VIA chip\n", 461 (error) ? "failed" : "success"); 462 if (!error) { 463 pci_write_config(parent, 0x53 - devno, 0xe8, 1); 464 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 465 return; 466 } 467 } 468 if (udmamode >= 2) { 469 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 470 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 471 if (bootverbose) 472 ata_printf(scp, device, 473 "%s setting UDMA2 on VIA chip\n", 474 (error) ? "failed" : "success"); 475 if (!error) { 476 pci_write_config(parent, 0x53 - devno, 0xea, 1); 477 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 478 return; 479 } 480 } 481 } 482 else if (ata_find_dev(parent, 0x05961106, 0) || /* 82C596a */ 483 ata_find_dev(parent, 0x05861106, 0x03)) { /* 82C586b */ 484via_82c586: 485 if (udmamode >= 2) { 486 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 487 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 488 if (bootverbose) 489 ata_printf(scp, device, "%s setting UDMA2 on %s chip\n", 490 (error) ? "failed" : "success", 491 ((scp->chiptype == 0x74091022) || 492 (scp->chiptype == 0x74111022)) ? "AMD" : "VIA"); 493 if (!error) { 494 pci_write_config(parent, 0x53 - devno, 0xc0, 1); 495 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 496 return; 497 } 498 } 499 } 500 if (wdmamode >= 2 && apiomode >= 4) { 501 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 502 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 503 if (bootverbose) 504 ata_printf(scp, device, "%s setting WDMA2 on %s chip\n", 505 (error) ? "failed" : "success", 506 (scp->chiptype == 0x74091022) ? "AMD" : "VIA"); 507 if (!error) { 508 pci_write_config(parent, 0x53 - devno, 0x0b, 1); 509 pci_write_config(parent, 0x4b - devno, 0x31, 1); 510 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 511 return; 512 } 513 } 514 /* we could set PIO mode timings, but we assume the BIOS did that */ 515 break; 516 517 case 0x55131039: /* SiS 5591 */ 518 if (udmamode >= 2 && pci_get_revid(parent) > 0xc1) { 519 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 520 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 521 if (bootverbose) 522 ata_printf(scp, device, 523 "%s setting UDMA2 on SiS chip\n", 524 (error) ? "failed" : "success"); 525 if (!error) { 526 pci_write_config(parent, 0x40 + (devno << 1), 0xa301, 2); 527 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 528 return; 529 } 530 } 531 if (wdmamode >=2 && apiomode >= 4) { 532 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 533 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 534 if (bootverbose) 535 ata_printf(scp, device, 536 "%s setting WDMA2 on SiS chip\n", 537 (error) ? "failed" : "success"); 538 if (!error) { 539 pci_write_config(parent, 0x40 + (devno << 1), 0x0301, 2); 540 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 541 return; 542 } 543 } 544 /* we could set PIO mode timings, but we assume the BIOS did that */ 545 break; 546 547 case 0x06491095: /* CMD 649 ATA100 controller */ 548 if (udmamode >= 5) { 549 u_int8_t umode; 550 551 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 552 ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); 553 if (bootverbose) 554 ata_printf(scp, device, "%s setting UDMA5 on CMD chip\n", 555 (error) ? "failed" : "success"); 556 if (!error) { 557 umode = pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1); 558 umode &= ~(device == ATA_MASTER ? 0x35 : 0xca); 559 umode |= (device == ATA_MASTER ? 0x05 : 0x0a); 560 pci_write_config(parent, scp->channel ? 0x7b : 0x73, umode, 1); 561 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 562 return; 563 } 564 } 565 /* FALLTHROUGH */ 566 567 case 0x06481095: /* CMD 648 ATA66 controller */ 568 if (udmamode >= 4) { 569 u_int8_t umode; 570 571 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 572 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 573 if (bootverbose) 574 ata_printf(scp, device, "%s setting UDMA4 on CMD chip\n", 575 (error) ? "failed" : "success"); 576 if (!error) { 577 umode = pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1); 578 umode &= ~(device == ATA_MASTER ? 0x35 : 0xca); 579 umode |= (device == ATA_MASTER ? 0x15 : 0x4a); 580 pci_write_config(parent, scp->channel ? 0x7b : 0x73, umode, 1); 581 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 582 return; 583 } 584 } 585 if (udmamode >= 2) { 586 u_int8_t umode; 587 588 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 589 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 590 if (bootverbose) 591 ata_printf(scp, device, "%s setting UDMA2 on CMD chip\n", 592 (error) ? "failed" : "success"); 593 if (!error) { 594 umode = pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1); 595 umode &= ~(device == ATA_MASTER ? 0x35 : 0xca); 596 umode |= (device == ATA_MASTER ? 0x11 : 0x42); 597 pci_write_config(parent, scp->channel ? 0x7b : 0x73, umode, 1); 598 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 599 return; 600 } 601 } 602 /* make sure eventual UDMA mode from the BIOS is disabled */ 603 pci_write_config(parent, scp->channel ? 0x7b : 0x73, 604 pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1)& 605 ~(device == ATA_MASTER ? 0x35 : 0xca), 1); 606 /* FALLTHROUGH */ 607 608 case 0x06461095: /* CMD 646 ATA controller */ 609 if (wdmamode >= 2 && apiomode >= 4) { 610 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 611 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 612 if (bootverbose) 613 ata_printf(scp, device, "%s setting WDMA2 on CMD chip\n", 614 error ? "failed" : "success"); 615 if (!error) { 616 int32_t offset = (devno < 3) ? (devno << 1) : 7; 617 618 pci_write_config(parent, 0x54 + offset, 0x3f, 1); 619 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 620 return; 621 } 622 } 623 /* we could set PIO mode timings, but we assume the BIOS did that */ 624 break; 625 626 case 0xc6931080: /* Cypress 82c693 ATA controller */ 627 if (wdmamode >= 2 && apiomode >= 4) { 628 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 629 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 630 if (bootverbose) 631 ata_printf(scp, device, 632 "%s setting WDMA2 on Cypress chip\n", 633 error ? "failed" : "success"); 634 if (!error) { 635 pci_write_config(scp->dev, scp->channel ? 0x4e:0x4c, 0x2020, 2); 636 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 637 return; 638 } 639 } 640 /* we could set PIO mode timings, but we assume the BIOS did that */ 641 break; 642 643 case 0x01021078: /* Cyrix 5530 ATA33 controller */ 644 scp->alignment = 0xf; /* DMA engine requires 16 byte alignment */ 645 if (udmamode >= 2) { 646 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 647 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 648 if (bootverbose) 649 ata_printf(scp, device, "%s setting UDMA2 on Cyrix chip\n", 650 (error) ? "failed" : "success"); 651 if (!error) { 652 cyrix_timing(scp, devno, ATA_UDMA2); 653 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 654 return; 655 } 656 } 657 if (wdmamode >= 2 && apiomode >= 4) { 658 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 659 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 660 if (bootverbose) 661 ata_printf(scp, device, "%s setting WDMA2 on Cyrix chip\n", 662 (error) ? "failed" : "success"); 663 if (!error) { 664 cyrix_timing(scp, devno, ATA_WDMA2); 665 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 666 return; 667 } 668 } 669 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 670 ata_pio2mode(apiomode), ATA_C_F_SETXFER, 671 ATA_WAIT_READY); 672 if (bootverbose) 673 ata_printf(scp, device, "%s setting %s on Cyrix chip\n", 674 (error) ? "failed" : "success", 675 ata_mode2str(ata_pio2mode(apiomode))); 676 cyrix_timing(scp, devno, ata_pio2mode(apiomode)); 677 scp->mode[ATA_DEV(device)] = ata_pio2mode(apiomode); 678 return; 679 680 case 0x02111166: /* ServerWorks ROSB4 ATA33 controller */ 681 if (udmamode >= 2) { 682 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 683 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 684 if (bootverbose) 685 ata_printf(scp, device, 686 "%s setting UDMA2 on ServerWorks chip\n", 687 (error) ? "failed" : "success"); 688 if (!error) { 689 u_int16_t reg56; 690 691 pci_write_config(parent, 0x54, 692 pci_read_config(parent, 0x54, 1) | 693 (0x01 << devno), 1); 694 reg56 = pci_read_config(parent, 0x56, 2); 695 reg56 &= ~(0xf << (devno * 4)); 696 reg56 |= (0x2 << (devno * 4)); 697 pci_write_config(parent, 0x56, reg56, 2); 698 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 699 return; 700 } 701 } 702 if (wdmamode >= 2 && apiomode >= 4) { 703 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 704 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 705 if (bootverbose) 706 ata_printf(scp, device, 707 "%s setting WDMA2 on ServerWorks chip\n", 708 (error) ? "failed" : "success"); 709 if (!error) { 710 int offset = (scp->channel * 2) + (device == ATA_MASTER); 711 int word44 = pci_read_config(parent, 0x44, 4); 712 713 pci_write_config(parent, 0x54, 714 pci_read_config(parent, 0x54, 1) & 715 ~(0x01 << devno), 1); 716 word44 &= ~(0xff << (offset << 8)); 717 word44 |= (0x20 << (offset << 8)); 718 pci_write_config(parent, 0x44, 0x20, 4); 719 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 720 return; 721 } 722 } 723 /* we could set PIO mode timings, but we assume the BIOS did that */ 724 break; 725 726 case 0x4d30105a: /* Promise Ultra/FastTrak 100 controllers */ 727 case 0x0d30105a: /* Promise OEM ATA100 controllers */ 728 case 0x4d68105a: /* Promise TX2 ATA100 controllers */ 729 case 0x6268105a: /* Promise TX2v2 ATA100 controllers */ 730 if (!ATAPI_DEVICE(scp, device) && udmamode >= 5 && 731 !(pci_read_config(parent, 0x50, 2)&(scp->channel ? 1<<11 : 1<<10))){ 732 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 733 ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); 734 if (bootverbose) 735 ata_printf(scp, device, 736 "%s setting UDMA5 on Promise chip\n", 737 (error) ? "failed" : "success"); 738 if (!error) { 739 promise_timing(scp, devno, ATA_UDMA5); 740 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 741 return; 742 } 743 } 744 /* FALLTHROUGH */ 745 746 case 0x4d38105a: /* Promise Ultra/FastTrak 66 controllers */ 747 if (!ATAPI_DEVICE(scp, device) && udmamode >= 4 && 748 !(pci_read_config(parent, 0x50, 2)&(scp->channel ? 1<<11 : 1<<10))){ 749 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 750 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 751 if (bootverbose) 752 ata_printf(scp, device, 753 "%s setting UDMA4 on Promise chip\n", 754 (error) ? "failed" : "success"); 755 if (!error) { 756 promise_timing(scp, devno, ATA_UDMA4); 757 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 758 return; 759 } 760 } 761 /* FALLTHROUGH */ 762 763 case 0x4d33105a: /* Promise Ultra/FastTrak 33 controllers */ 764 if (!ATAPI_DEVICE(scp, device) && udmamode >= 2) { 765 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 766 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 767 if (bootverbose) 768 ata_printf(scp, device, 769 "%s setting UDMA2 on Promise chip\n", 770 (error) ? "failed" : "success"); 771 if (!error) { 772 promise_timing(scp, devno, ATA_UDMA2); 773 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 774 return; 775 } 776 } 777 if (!ATAPI_DEVICE(scp, device) && wdmamode >= 2 && apiomode >= 4) { 778 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 779 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 780 if (bootverbose) 781 ata_printf(scp, device, 782 "%s setting WDMA2 on Promise chip\n", 783 (error) ? "failed" : "success"); 784 if (!error) { 785 promise_timing(scp, devno, ATA_WDMA2); 786 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 787 return; 788 } 789 } 790 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 791 ata_pio2mode(apiomode), 792 ATA_C_F_SETXFER, ATA_WAIT_READY); 793 if (bootverbose) 794 ata_printf(scp, device, 795 "%s setting PIO%d on Promise chip\n", 796 (error) ? "failed" : "success", 797 (apiomode >= 0) ? apiomode : 0); 798 promise_timing(scp, devno, ata_pio2mode(apiomode)); 799 scp->mode[ATA_DEV(device)] = ata_pio2mode(apiomode); 800 return; 801 802 case 0x00041103: /* HighPoint HPT366/368/370 controllers */ 803 if (!ATAPI_DEVICE(scp, device) && 804 udmamode >=5 && pci_get_revid(parent) >= 0x03 && 805 !(pci_read_config(parent, 0x5a, 1) & (scp->channel ? 0x01:0x02))) { 806 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 807 ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY); 808 if (bootverbose) 809 ata_printf(scp, device, 810 "%s setting UDMA5 on HighPoint chip\n", 811 (error) ? "failed" : "success"); 812 if (!error) { 813 hpt_timing(scp, devno, ATA_UDMA5); 814 scp->mode[ATA_DEV(device)] = ATA_UDMA5; 815 return; 816 } 817 } 818 if (!ATAPI_DEVICE(scp, device) && udmamode >=4 && 819 !(pci_read_config(parent, 0x5a, 1) & (scp->channel ? 0x01:0x02))) { 820 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 821 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 822 if (bootverbose) 823 ata_printf(scp, device, 824 "%s setting UDMA4 on HighPoint chip\n", 825 (error) ? "failed" : "success"); 826 if (!error) { 827 hpt_timing(scp, devno, ATA_UDMA4); 828 scp->mode[ATA_DEV(device)] = ATA_UDMA4; 829 return; 830 } 831 } 832 if (!ATAPI_DEVICE(scp, device) && udmamode >= 2) { 833 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 834 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 835 if (bootverbose) 836 ata_printf(scp, device, 837 "%s setting UDMA2 on HighPoint chip\n", 838 (error) ? "failed" : "success"); 839 if (!error) { 840 hpt_timing(scp, devno, ATA_UDMA2); 841 scp->mode[ATA_DEV(device)] = ATA_UDMA2; 842 return; 843 } 844 } 845 if (!ATAPI_DEVICE(scp, device) && wdmamode >= 2 && apiomode >= 4) { 846 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 847 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 848 if (bootverbose) 849 ata_printf(scp, device, 850 "%s setting WDMA2 on HighPoint chip\n", 851 (error) ? "failed" : "success"); 852 if (!error) { 853 hpt_timing(scp, devno, ATA_WDMA2); 854 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 855 return; 856 } 857 } 858 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 859 ata_pio2mode(apiomode), 860 ATA_C_F_SETXFER, ATA_WAIT_READY); 861 if (bootverbose) 862 ata_printf(scp, device, "%s setting PIO%d on HighPoint chip\n", 863 (error) ? "failed" : "success", 864 (apiomode >= 0) ? apiomode : 0); 865 hpt_timing(scp, devno, ata_pio2mode(apiomode)); 866 scp->mode[ATA_DEV(device)] = ata_pio2mode(apiomode); 867 return; 868 869 default: /* unknown controller chip */ 870 /* better not try generic DMA on ATAPI devices it almost never works */ 871 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) || 872 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) 873 break; 874 875 /* if controller says its setup for DMA take the easy way out */ 876 /* the downside is we dont know what DMA mode we are in */ 877 if ((udmamode >= 0 || wdmamode > 1) && 878 (ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) & 879 ((device==ATA_MASTER) ? 880 ATA_BMSTAT_DMA_MASTER : ATA_BMSTAT_DMA_SLAVE))) { 881 scp->mode[ATA_DEV(device)] = ATA_DMA; 882 return; 883 } 884 885 /* well, we have no support for this, but try anyways */ 886 if ((wdmamode >= 2 && apiomode >= 4) && scp->r_bmio) { 887 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 888 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 889 if (bootverbose) 890 ata_printf(scp, device, 891 "%s setting WDMA2 on generic chip\n", 892 (error) ? "failed" : "success"); 893 if (!error) { 894 scp->mode[ATA_DEV(device)] = ATA_WDMA2; 895 return; 896 } 897 } 898 } 899 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 900 ata_pio2mode(apiomode), ATA_C_F_SETXFER,ATA_WAIT_READY); 901 if (bootverbose) 902 ata_printf(scp, device, "%s setting PIO%d on generic chip\n", 903 (error) ? "failed" : "success", apiomode < 0 ? 0 : apiomode); 904 if (!error) 905 scp->mode[ATA_DEV(device)] = ata_pio2mode(apiomode); 906 else { 907 if (bootverbose) 908 ata_printf(scp, device, "using PIO mode set by BIOS\n"); 909 scp->mode[ATA_DEV(device)] = ATA_PIO; 910 } 911} 912 913int 914ata_dmasetup(struct ata_softc *scp, int device, struct ata_dmaentry *dmatab, 915 caddr_t data, int32_t count) 916{ 917 u_int32_t dma_count, dma_base; 918 int i = 0; 919 920 if (((uintptr_t)data & scp->alignment) || (count & scp->alignment)) { 921 ata_printf(scp, device, "non aligned DMA transfer attempted\n"); 922 return -1; 923 } 924 925 if (!count) { 926 ata_printf(scp, device, "zero length DMA transfer attempted\n"); 927 return -1; 928 } 929 930 dma_base = vtophys(data); 931 dma_count = min(count, (PAGE_SIZE - ((uintptr_t)data & PAGE_MASK))); 932 data += dma_count; 933 count -= dma_count; 934 935 while (count) { 936 dmatab[i].base = dma_base; 937 dmatab[i].count = (dma_count & 0xffff); 938 i++; 939 if (i >= ATA_DMA_ENTRIES) { 940 ata_printf(scp, device, "too many segments in DMA table\n"); 941 return -1; 942 } 943 dma_base = vtophys(data); 944 dma_count = min(count, PAGE_SIZE); 945 data += min(count, PAGE_SIZE); 946 count -= min(count, PAGE_SIZE); 947 } 948 dmatab[i].base = dma_base; 949 dmatab[i].count = (dma_count & 0xffff) | ATA_DMA_EOT; 950 return 0; 951} 952 953void 954ata_dmastart(struct ata_softc *scp, int device, 955 struct ata_dmaentry *dmatab, int dir) 956{ 957 scp->flags |= ATA_DMA_ACTIVE; 958 ATA_OUTL(scp->r_bmio, ATA_BMDTP_PORT, vtophys(dmatab)); 959 ATA_OUTB(scp->r_bmio, ATA_BMCMD_PORT, dir ? ATA_BMCMD_WRITE_READ : 0); 960 ATA_OUTB(scp->r_bmio, ATA_BMSTAT_PORT, 961 (ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) | 962 (ATA_BMSTAT_INTERRUPT | ATA_BMSTAT_ERROR))); 963 ATA_OUTB(scp->r_bmio, ATA_BMCMD_PORT, 964 ATA_INB(scp->r_bmio, ATA_BMCMD_PORT) | ATA_BMCMD_START_STOP); 965} 966 967int 968ata_dmadone(struct ata_softc *scp) 969{ 970 int error; 971 972 ATA_OUTB(scp->r_bmio, ATA_BMCMD_PORT, 973 ATA_INB(scp->r_bmio, ATA_BMCMD_PORT) & ~ATA_BMCMD_START_STOP); 974 scp->flags &= ~ATA_DMA_ACTIVE; 975 error = ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT); 976 ATA_OUTB(scp->r_bmio, ATA_BMSTAT_PORT, 977 error | ATA_BMSTAT_INTERRUPT | ATA_BMSTAT_ERROR); 978 return error & ATA_BMSTAT_MASK; 979} 980 981int 982ata_dmastatus(struct ata_softc *scp) 983{ 984 return ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK; 985} 986 987static void 988cyrix_timing(struct ata_softc *scp, int devno, int mode) 989{ 990 u_int32_t reg20 = 0x0000e132; 991 u_int32_t reg24 = 0x00017771; 992 993 switch (mode) { 994 case ATA_PIO0: reg20 = 0x0000e132; break; 995 case ATA_PIO1: reg20 = 0x00018121; break; 996 case ATA_PIO2: reg20 = 0x00024020; break; 997 case ATA_PIO3: reg20 = 0x00032010; break; 998 case ATA_PIO4: reg20 = 0x00040010; break; 999 case ATA_WDMA2: reg24 = 0x00002020; break; 1000 case ATA_UDMA2: reg24 = 0x00911030; break; 1001 } 1002 ATA_OUTL(scp->r_bmio, (devno << 3) + 0x20, reg20); 1003 ATA_OUTL(scp->r_bmio, (devno << 3) + 0x24, reg24); 1004} 1005 1006static void 1007promise_timing(struct ata_softc *scp, int devno, int mode) 1008{ 1009 u_int32_t timing = 0; 1010 struct promise_timing { 1011 u_int8_t pa:4; 1012 u_int8_t prefetch:1; 1013 u_int8_t iordy:1; 1014 u_int8_t errdy:1; 1015 u_int8_t syncin:1; 1016 u_int8_t pb:5; 1017 u_int8_t mb:3; 1018 u_int8_t mc:4; 1019 u_int8_t dmaw:1; 1020 u_int8_t dmar:1; 1021 u_int8_t iordyp:1; 1022 u_int8_t dmarqp:1; 1023 u_int8_t reserved:8; 1024 } *t = (struct promise_timing*)&timing; 1025 1026 t->iordy = 1; t->iordyp = 1; 1027 if (mode >= ATA_DMA) { 1028 t->prefetch = 1; t->errdy = 1; t->syncin = 1; 1029 } 1030 1031 switch (scp->chiptype) { 1032 case 0x4d33105a: /* Promise Ultra/Fasttrak 33 */ 1033 switch (mode) { 1034 default: 1035 case ATA_PIO0: t->pa = 9; t->pb = 19; t->mb = 7; t->mc = 15; break; 1036 case ATA_PIO1: t->pa = 5; t->pb = 12; t->mb = 7; t->mc = 15; break; 1037 case ATA_PIO2: t->pa = 3; t->pb = 8; t->mb = 7; t->mc = 15; break; 1038 case ATA_PIO3: t->pa = 2; t->pb = 6; t->mb = 7; t->mc = 15; break; 1039 case ATA_PIO4: t->pa = 1; t->pb = 4; t->mb = 7; t->mc = 15; break; 1040 case ATA_WDMA2: t->pa = 3; t->pb = 7; t->mb = 3; t->mc = 3; break; 1041 case ATA_UDMA2: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break; 1042 } 1043 break; 1044 1045 case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */ 1046 case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */ 1047 case 0x0d30105a: /* Promise OEM ATA 100 */ 1048 case 0x4d68105a: /* Promise TX2 ATA 100 */ 1049 case 0x6268105a: /* Promise TX2v2 ATA 100 */ 1050 switch (mode) { 1051 default: 1052 case ATA_PIO0: t->pa = 15; t->pb = 31; t->mb = 7; t->mc = 15; break; 1053 case ATA_PIO1: t->pa = 10; t->pb = 24; t->mb = 7; t->mc = 15; break; 1054 case ATA_PIO2: t->pa = 6; t->pb = 16; t->mb = 7; t->mc = 15; break; 1055 case ATA_PIO3: t->pa = 4; t->pb = 12; t->mb = 7; t->mc = 15; break; 1056 case ATA_PIO4: t->pa = 2; t->pb = 8; t->mb = 7; t->mc = 15; break; 1057 case ATA_WDMA2: t->pa = 6; t->pb = 14; t->mb = 6; t->mc = 6; break; 1058 case ATA_UDMA2: t->pa = 6; t->pb = 14; t->mb = 2; t->mc = 2; break; 1059 case ATA_UDMA4: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break; 1060 case ATA_UDMA5: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break; 1061 } 1062 break; 1063 } 1064 pci_write_config(device_get_parent(scp->dev), 0x60 + (devno<<2), timing, 4); 1065} 1066 1067static void 1068hpt_timing(struct ata_softc *scp, int devno, int mode) 1069{ 1070 device_t parent = device_get_parent(scp->dev); 1071 u_int32_t timing; 1072 1073 if (pci_get_revid(parent) >= 0x03) { /* HPT370 */ 1074 switch (mode) { 1075 case ATA_PIO0: timing = 0x06914e57; break; 1076 case ATA_PIO1: timing = 0x06914e43; break; 1077 case ATA_PIO2: timing = 0x06514e33; break; 1078 case ATA_PIO3: timing = 0x06514e22; break; 1079 case ATA_PIO4: timing = 0x06514e21; break; 1080 case ATA_WDMA2: timing = 0x26514e21; break; 1081 case ATA_UDMA2: timing = 0x16494e31; break; 1082 case ATA_UDMA4: timing = 0x16454e31; break; 1083 case ATA_UDMA5: timing = 0x16454e31; break; 1084 default: timing = 0x06514e57; 1085 } 1086 pci_write_config(parent, 0x40 + (devno << 2) , timing, 4); 1087 pci_write_config(parent, 0x5b, 0x22, 1); 1088 } 1089 else { /* HPT36[68] */ 1090 switch (pci_read_config(parent, 0x41 + (devno << 2), 1)) { 1091 case 0x85: /* 25Mhz */ 1092 switch (mode) { 1093 case ATA_PIO0: timing = 0xc0d08585; break; 1094 case ATA_PIO1: timing = 0xc0d08572; break; 1095 case ATA_PIO2: timing = 0xc0ca8542; break; 1096 case ATA_PIO3: timing = 0xc0ca8532; break; 1097 case ATA_PIO4: timing = 0xc0ca8521; break; 1098 case ATA_WDMA2: timing = 0xa0ca8521; break; 1099 case ATA_UDMA2: timing = 0x90cf8521; break; 1100 case ATA_UDMA4: timing = 0x90c98521; break; 1101 default: timing = 0x01208585; 1102 } 1103 break; 1104 default: 1105 case 0xa7: /* 33MHz */ 1106 switch (mode) { 1107 case ATA_PIO0: timing = 0xc0d0a7aa; break; 1108 case ATA_PIO1: timing = 0xc0d0a7a3; break; 1109 case ATA_PIO2: timing = 0xc0d0a753; break; 1110 case ATA_PIO3: timing = 0xc0c8a742; break; 1111 case ATA_PIO4: timing = 0xc0c8a731; break; 1112 case ATA_WDMA2: timing = 0xa0c8a731; break; 1113 case ATA_UDMA2: timing = 0x90caa731; break; 1114 case ATA_UDMA4: timing = 0x90c9a731; break; 1115 default: timing = 0x0120a7a7; 1116 } 1117 break; 1118 case 0xd9: /* 40Mhz */ 1119 switch (mode) { 1120 case ATA_PIO0: timing = 0xc018d9d9; break; 1121 case ATA_PIO1: timing = 0xc010d9c7; break; 1122 case ATA_PIO2: timing = 0xc010d997; break; 1123 case ATA_PIO3: timing = 0xc010d974; break; 1124 case ATA_PIO4: timing = 0xc008d963; break; 1125 case ATA_WDMA2: timing = 0xa008d943; break; 1126 case ATA_UDMA2: timing = 0x900bd943; break; 1127 case ATA_UDMA4: timing = 0x900fd943; break; 1128 default: timing = 0x0120d9d9; 1129 } 1130 } 1131 pci_write_config(parent, 0x40 + (devno << 2), (timing & ~0x80000000),4); 1132 } 1133} 1134