1/*- 2 * Copyright (c) 1998,1999 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 --- 11 unchanged lines hidden (view full) --- 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 53681 1999-11-24 21:40:05Z sos $ |
29 */ 30 31#include "pci.h" 32#include "apm.h" 33#include <sys/param.h> 34#include <sys/systm.h> 35#include <sys/buf.h> 36#include <sys/malloc.h> --- 63 unchanged lines hidden (view full) --- 100 int32_t mask48, new48; 101 102 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 103 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 104 if (bootverbose) 105 printf("ata%d: %s: %s setting up UDMA2 mode on PIIX4 chip\n", 106 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 107 (error) ? "failed" : "success"); |
108 if (!error) { 109 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1); 110 mask48 = (1 << devno) + (3 << (16 + (devno << 2))); 111 new48 = (1 << devno) + (2 << (16 + (devno << 2))); 112 pci_write_config(scp->dev, 0x48, 113 (pci_read_config(scp->dev, 0x48, 4) & 114 ~mask48) | new48, 4); 115 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2; 116 return 0; 117 } |
118 } 119 /* FALLTHROUGH */ 120 121 case 0x70108086: /* Intel PIIX3 */ 122 if (wdmamode >= 2 && apiomode >= 4) { 123 int32_t mask40, new40, mask44, new44; 124 125 /* if SITRE not set doit for both channels */ --- 13 unchanged lines hidden (view full) --- 139 pci_write_config(scp->dev, 0x44, new44, 4); 140 } 141 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 142 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 143 if (bootverbose) 144 printf("ata%d: %s: %s setting up WDMA2 mode on PIIX4 chip\n", 145 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 146 (error) ? "failed" : "success"); |
147 if (!error) { 148 if (device == ATA_MASTER) { 149 mask40 = 0x0000330f; 150 new40 = 0x00002307; 151 mask44 = 0; 152 new44 = 0; 153 } 154 else { 155 mask40 = 0x000000f0; 156 new40 = 0x00000070; 157 mask44 = 0x0000000f; 158 new44 = 0x0000000b; 159 } 160 if (scp->unit) { 161 mask40 <<= 16; 162 new40 <<= 16; 163 mask44 <<= 4; 164 new44 <<= 4; 165 } 166 pci_write_config(scp->dev, 0x40, 167 (pci_read_config(scp->dev, 0x40, 4) & ~mask40)| 168 new40, 4); 169 pci_write_config(scp->dev, 0x44, 170 (pci_read_config(scp->dev, 0x44, 4) & ~mask44)| 171 new44, 4); 172 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2; 173 return 0; |
174 } |
175 } |
176 /* we could set PIO mode timings, but we assume the BIOS did that */ |
177 break; 178 179 case 0x12308086: /* Intel PIIX */ 180 /* probably not worth the trouble */ 181 break; 182 183 case 0x522910b9: /* AcerLabs Aladdin IV/V */ 184 /* the Aladdin doesn't support ATAPI DMA on both master & slave */ 185 if (scp->devices & ATA_ATAPI_MASTER && scp->devices & ATA_ATAPI_SLAVE) { 186 printf("ata%d: Aladdin: two atapi devices on this channel, " 187 "DMA disabled\n", scp->lun); 188 break; 189 } |
190 if (udmamode >= 2) { |
191 int32_t word54 = pci_read_config(scp->dev, 0x54, 4); 192 193 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 194 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 195 if (bootverbose) 196 printf("ata%d: %s: %s setting up UDMA2 mode on Aladdin chip\n", 197 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 198 (error) ? "failed" : "success"); |
199 if (!error) { 200 word54 |= 0x5555; 201 word54 |= (0x0a << (16 + (scp->unit << 3) + (device << 2))); 202 pci_write_config(scp->dev, 0x54, word54, 4); 203 pci_write_config(scp->dev, 0x53, 204 pci_read_config(scp->dev, 0x53, 1) | 0x03, 1); 205 scp->flags |= ATA_ATAPI_DMA_RO; 206 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2; 207 return 0; 208 } |
209 } |
210 if (wdmamode >= 2 && apiomode >= 4) { |
211 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 212 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 213 if (bootverbose) 214 printf("ata%d: %s: %s setting up WDMA2 mode on Aladdin chip\n", 215 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 216 (error) ? "failed" : "success"); |
217 if (!error) { 218 pci_write_config(scp->dev, 0x53, 219 pci_read_config(scp->dev, 0x53, 1) | 0x03, 1); 220 scp->flags |= ATA_ATAPI_DMA_RO; 221 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2; 222 return 0; 223 } |
224 } |
225 /* we could set PIO mode timings, but we assume the BIOS did that */ |
226 break; 227 |
228 case 0x05711106: /* VIA Apollo 82c586 / 82c686 */ 229 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1); 230 if (udmamode >= 2 && pci_read_config(scp->dev, 0x0d, 1) >= 0x20) { 231 int8_t byte = pci_read_config(scp->dev, 0x53 - devno, 1); 232 233 /* enable UDMA transfer modes setting by SETFEATURES cmd */ 234 pci_write_config(scp->dev, 0x53 - devno, (byte & 0x1c) | 0x40, 1); 235 236 if (udmamode >= 4) { 237 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 238 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 239 if (bootverbose) 240 printf("ata%d: %s: %s setting up UDMA4 mode on VIA chip\n", 241 scp->lun, (device == ATA_MASTER) ? "master":"slave", 242 (error) ? "failed" : "success"); 243 if (!error) { 244 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA4; 245 return 0; 246 } 247 } 248 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 249 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 250 if (bootverbose) 251 printf("ata%d: %s: %s setting up UDMA2 mode on VIA chip\n", 252 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 253 (error) ? "failed" : "success"); 254 if (!error) { 255 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2; 256 return 0; 257 } 258 pci_write_config(scp->dev, 0x53 - devno, byte, 1); 259 } 260 if (wdmamode >= 2 && apiomode >= 4) { 261 int8_t byte; 262 263 /* set prefetch, postwrite */ 264 byte = pci_read_config(scp->dev, 0x41, 1); 265 pci_write_config(scp->dev, 0x41, byte | 0xf0, 1); 266 267 /* set fifo configuration half'n'half */ 268 byte = pci_read_config(scp->dev, 0x43, 1); 269 pci_write_config(scp->dev, 0x43, (byte & 0x90) | 0x2a, 1); 270 271 /* set status register read retry */ 272 byte = pci_read_config(scp->dev, 0x44, 1); 273 pci_write_config(scp->dev, 0x44, byte | 0x08, 1); 274 275 /* set DMA read & end-of-sector fifo flush */ 276 byte = pci_read_config(scp->dev, 0x46, 1); 277 pci_write_config(scp->dev, 0x46, (byte & 0x0c) | 0xf0, 1); 278 279 /* set WDMA2 mode timing */ 280 pci_write_config(scp->dev, 0x4b - devno, 0x31 , 1); 281 282 /* set sector size */ 283 pci_write_config(scp->dev, scp->unit ? 0x68 : 0x60, DEV_BSIZE, 2); 284 285 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 286 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 287 if (bootverbose) 288 printf("ata%d: %s: %s setting up WDMA2 mode on VIA chip\n", 289 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 290 (error) ? "failed" : "success"); 291 if (!error) { 292 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2; 293 return 0; 294 } 295 } 296 /* we could set PIO mode timings, but we assume the BIOS did that */ 297 break; 298 |
299 case 0x4d33105a: /* Promise Ultra33 / FastTrak33 controllers */ 300 case 0x4d38105a: /* Promise Ultra66 / FastTrak66 controllers */ 301 /* the Promise can only do DMA on ATA disks not on ATAPI devices */ 302 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) || 303 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) 304 break; 305 306 devno = (scp->unit << 1) + ((device == ATA_MASTER) ? 0 : 1); 307 if (udmamode >=4 && type == 0x4d38105a && 308 !(pci_read_config(scp->dev, 0x50, 2)&(scp->unit ? 1<<11 : 1<<10))) { 309 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 310 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 311 if (bootverbose) 312 printf("ata%d: %s: %s setting up UDMA4 mode on Promise chip\n", 313 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 314 (error) ? "failed" : "success"); |
315 if (!error) { 316 outb(scp->bmaddr+0x11, inl(scp->bmaddr+0x11) | scp->unit ? 8:2); 317 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004127f3, 4); 318 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA4; 319 return 0; 320 } |
321 } |
322 if (udmamode >= 2) { |
323 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 324 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 325 if (bootverbose) 326 printf("ata%d: %s: %s setting up UDMA2 mode on Promise chip\n", 327 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 328 (error) ? "failed" : "success"); |
329 if (!error) { 330 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004127f3, 4); 331 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2; 332 return 0; 333 } |
334 } |
335 if (wdmamode >= 2 && apiomode >= 4) { |
336 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 337 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 338 if (bootverbose) 339 printf("ata%d: %s: %s setting up WDMA2 mode on Promise chip\n", 340 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 341 (error) ? "failed" : "success"); |
342 if (!error) { 343 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004367f3, 4); 344 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2; 345 return 0; 346 } |
347 } |
348 if (bootverbose) 349 printf("ata%d: %s: setting PIO mode on Promise chip\n", 350 scp->lun, (device == ATA_MASTER) ? "master" : "slave"); 351 pci_write_config(scp->dev, 0x60 + (devno << 2), 0x004fe924, 4); |
352 break; 353 354 case 0x00041103: /* HighPoint HPT366 IDE controller */ |
355 /* no ATAPI devices for now */ |
356 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) || 357 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) 358 break; 359 360 devno = (device == ATA_MASTER) ? 0 : 1; 361 if (udmamode >=4 && !(pci_read_config(scp->dev, 0x5a, 1) & 0x2)) { 362 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 363 ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY); 364 if (bootverbose) 365 printf("ata%d: %s: %s setting up UDMA4 mode on HPT366 chip\n", 366 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 367 (error) ? "failed" : "success"); |
368 if (!error) { 369 hpt366_timing(scp, device, ATA_MODE_UDMA4); 370 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA4; 371 return 0; 372 } |
373 } 374 if (udmamode >=3 && !(pci_read_config(scp->dev, 0x5a, 1) & 0x2)) { 375 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 376 ATA_UDMA3, ATA_C_F_SETXFER, ATA_WAIT_READY); 377 if (bootverbose) 378 printf("ata%d: %s: %s setting up UDMA3 mode on HPT366 chip\n", 379 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 380 (error) ? "failed" : "success"); |
381 if (!error) { 382 hpt366_timing(scp, device, ATA_MODE_UDMA3); 383 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA3; 384 return 0; 385 } |
386 } |
387 if (udmamode >= 2) { |
388 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 389 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 390 if (bootverbose) 391 printf("ata%d: %s: %s setting up UDMA2 mode on HPT366 chip\n", 392 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 393 (error) ? "failed" : "success"); |
394 if (!error) { 395 hpt366_timing(scp, device, ATA_MODE_UDMA2); 396 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_UDMA2; 397 return 0; 398 } |
399 } |
400 if (wdmamode >= 2 && apiomode >= 4) { |
401 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 402 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 403 if (bootverbose) 404 printf("ata%d: %s: %s setting up WDMA2 mode on HPT366 chip\n", 405 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 406 (error) ? "failed" : "success"); |
407 if (!error) { 408 hpt366_timing(scp, device, ATA_MODE_WDMA2); 409 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2; 410 return 0; 411 } |
412 } |
413 if (bootverbose) 414 printf("ata%d: %s: setting PIO mode on HPT366 chip\n", 415 scp->lun, (device == ATA_MASTER) ? "master" : "slave"); 416 hpt366_timing(scp, device, ATA_MODE_PIO); |
417 break; 418 419 default: /* unknown controller chip */ 420 /* better not try generic DMA on ATAPI devices it almost never works */ 421 if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) || 422 (device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE)) 423 break; 424 425 /* well, we have no support for this, but try anyways */ 426 if (((wdmamode >= 2 && apiomode >= 4) || udmamode >= 2) && 427 (inb(scp->bmaddr + ATA_BMSTAT_PORT) & 428 ((device == ATA_MASTER) ? 429 ATA_BMSTAT_DMA_SLAVE : ATA_BMSTAT_DMA_MASTER))) { 430 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 0, 0, 431 ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 432 if (bootverbose) 433 printf("ata%d: %s: %s setting up WDMA2 mode on generic chip\n", 434 scp->lun, (device == ATA_MASTER) ? "master" : "slave", 435 (error) ? "failed" : "success"); |
436 if (!error) { 437 scp->mode[(device == ATA_MASTER) ? 0 : 1] = ATA_MODE_WDMA2; 438 return 0; 439 } |
440 } 441 } 442 free(dmatab, M_DEVBUF); 443 return -1; 444} 445 446int32_t 447ata_dmasetup(struct ata_softc *scp, int32_t device, --- 163 unchanged lines hidden --- |