1 /* $NetBSD: siside.c,v 1.27 2011/04/04 20:37:56 dyoung 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 #include <sys/cdefs.h> 28 __KERNEL_RCSID(0, "$NetBSD: siside.c,v 1.27 2011/04/04 20:37:56 dyoung Exp $"); 29 30 #include <sys/param.h> 31 #include <sys/systm.h> 32 33 #include <dev/pci/pcivar.h> 34 #include <dev/pci/pcidevs.h> 35 #include <dev/pci/pciidereg.h> 36 #include <dev/pci/pciidevar.h> 37 #include <dev/pci/pciide_sis_reg.h> 38 39 static void sis_chip_map(struct pciide_softc *, const struct pci_attach_args *); 40 static void sis_sata_chip_map(struct pciide_softc *, 41 const struct pci_attach_args *); 42 static void sis_setup_channel(struct ata_channel *); 43 static void sis96x_setup_channel(struct ata_channel *); 44 45 static int sis_hostbr_match(const struct pci_attach_args *); 46 static int sis_south_match(const struct pci_attach_args *); 47 48 static int siside_match(device_t, cfdata_t, void *); 49 static void siside_attach(device_t, device_t, void *); 50 51 CFATTACH_DECL_NEW(siside, sizeof(struct pciide_softc), 52 siside_match, siside_attach, NULL, NULL); 53 54 static const struct pciide_product_desc pciide_sis_products[] = { 55 { PCI_PRODUCT_SIS_5597_IDE, 56 0, 57 NULL, 58 sis_chip_map, 59 }, 60 { PCI_PRODUCT_SIS_180_SATA, 61 0, 62 NULL, 63 sis_sata_chip_map, 64 }, 65 { PCI_PRODUCT_SIS_181_SATA, 66 0, 67 NULL, 68 sis_sata_chip_map, 69 }, 70 { PCI_PRODUCT_SIS_182_SATA, 71 0, 72 NULL, 73 sis_sata_chip_map, 74 }, 75 { 0, 76 0, 77 NULL, 78 NULL 79 } 80 }; 81 82 static int 83 siside_match(device_t parent, cfdata_t match, void *aux) 84 { 85 struct pci_attach_args *pa = aux; 86 87 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_SIS) { 88 if (pciide_lookup_product(pa->pa_id, pciide_sis_products)) 89 return (2); 90 } 91 return (0); 92 } 93 94 static void 95 siside_attach(device_t parent, device_t self, void *aux) 96 { 97 struct pci_attach_args *pa = aux; 98 struct pciide_softc *sc = device_private(self); 99 pci_chipset_tag_t pc = pa->pa_pc; 100 pcitag_t tag = pa->pa_tag; 101 pcireg_t csr; 102 103 sc->sc_wdcdev.sc_atac.atac_dev = self; 104 105 pciide_common_attach(sc, pa, 106 pciide_lookup_product(pa->pa_id, pciide_sis_products)); 107 108 csr = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 109 if (csr & PCI_COMMAND_INTERRUPT_DISABLE) { 110 csr &= ~PCI_COMMAND_INTERRUPT_DISABLE; 111 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, csr); 112 } 113 } 114 115 static struct sis_hostbr_type { 116 u_int16_t id; 117 u_int8_t rev; 118 u_int8_t udma_mode; 119 const char *name; 120 u_int8_t type; 121 #define SIS_TYPE_NOUDMA 0 122 #define SIS_TYPE_66 1 123 #define SIS_TYPE_100OLD 2 124 #define SIS_TYPE_100NEW 3 125 #define SIS_TYPE_133OLD 4 126 #define SIS_TYPE_133NEW 5 127 #define SIS_TYPE_SOUTH 6 128 } sis_hostbr_type[] = { 129 /* Most infos here are from sos@freebsd.org */ 130 {PCI_PRODUCT_SIS_530HB, 0x00, 4, "530", SIS_TYPE_66}, 131 #if 0 132 /* 133 * controllers associated to a rev 0x2 530 Host to PCI Bridge 134 * have problems with UDMA (info provided by Christos) 135 */ 136 {PCI_PRODUCT_SIS_530HB, 0x02, 0, "530 (buggy)", SIS_TYPE_NOUDMA}, 137 #endif 138 {PCI_PRODUCT_SIS_540HB, 0x00, 4, "540", SIS_TYPE_66}, 139 {PCI_PRODUCT_SIS_550HB, 0x00, 4, "550", SIS_TYPE_66}, 140 {PCI_PRODUCT_SIS_620, 0x00, 4, "620", SIS_TYPE_66}, 141 {PCI_PRODUCT_SIS_630, 0x00, 4, "630", SIS_TYPE_66}, 142 {PCI_PRODUCT_SIS_630, 0x30, 5, "630S", SIS_TYPE_100NEW}, 143 {PCI_PRODUCT_SIS_633, 0x00, 5, "633", SIS_TYPE_100NEW}, 144 {PCI_PRODUCT_SIS_635, 0x00, 5, "635", SIS_TYPE_100NEW}, 145 {PCI_PRODUCT_SIS_640, 0x00, 4, "640", SIS_TYPE_SOUTH}, 146 {PCI_PRODUCT_SIS_645, 0x00, 6, "645", SIS_TYPE_SOUTH}, 147 {PCI_PRODUCT_SIS_646, 0x00, 6, "645DX", SIS_TYPE_SOUTH}, 148 {PCI_PRODUCT_SIS_648, 0x00, 6, "648", SIS_TYPE_SOUTH}, 149 {PCI_PRODUCT_SIS_650, 0x00, 6, "650", SIS_TYPE_SOUTH}, 150 {PCI_PRODUCT_SIS_651, 0x00, 6, "651", SIS_TYPE_SOUTH}, 151 {PCI_PRODUCT_SIS_652, 0x00, 6, "652", SIS_TYPE_SOUTH}, 152 {PCI_PRODUCT_SIS_655, 0x00, 6, "655", SIS_TYPE_SOUTH}, 153 {PCI_PRODUCT_SIS_658, 0x00, 6, "658", SIS_TYPE_SOUTH}, 154 {PCI_PRODUCT_SIS_661, 0x00, 6, "661", SIS_TYPE_SOUTH}, 155 {PCI_PRODUCT_SIS_730, 0x00, 5, "730", SIS_TYPE_100OLD}, 156 {PCI_PRODUCT_SIS_733, 0x00, 5, "733", SIS_TYPE_100NEW}, 157 {PCI_PRODUCT_SIS_735, 0x00, 5, "735", SIS_TYPE_100NEW}, 158 {PCI_PRODUCT_SIS_740, 0x00, 5, "740", SIS_TYPE_SOUTH}, 159 {PCI_PRODUCT_SIS_741, 0x00, 5, "741", SIS_TYPE_SOUTH}, 160 {PCI_PRODUCT_SIS_745, 0x00, 5, "745", SIS_TYPE_100NEW}, 161 {PCI_PRODUCT_SIS_746, 0x00, 6, "746", SIS_TYPE_SOUTH}, 162 {PCI_PRODUCT_SIS_748, 0x00, 6, "748", SIS_TYPE_SOUTH}, 163 {PCI_PRODUCT_SIS_750, 0x00, 6, "750", SIS_TYPE_SOUTH}, 164 {PCI_PRODUCT_SIS_751, 0x00, 6, "751", SIS_TYPE_SOUTH}, 165 {PCI_PRODUCT_SIS_752, 0x00, 6, "752", SIS_TYPE_SOUTH}, 166 {PCI_PRODUCT_SIS_755, 0x00, 6, "755", SIS_TYPE_SOUTH}, 167 {PCI_PRODUCT_SIS_760, 0x00, 6, "760", SIS_TYPE_133NEW}, 168 /* 169 * From sos@freebsd.org: the 0x961 ID will never be found in real world 170 * {PCI_PRODUCT_SIS_961, 0x00, 6, "961", SIS_TYPE_133NEW}, 171 */ 172 {PCI_PRODUCT_SIS_962, 0x00, 6, "962", SIS_TYPE_133NEW}, 173 {PCI_PRODUCT_SIS_963, 0x00, 6, "963", SIS_TYPE_133NEW}, 174 {PCI_PRODUCT_SIS_964, 0x00, 6, "964", SIS_TYPE_133NEW}, 175 {PCI_PRODUCT_SIS_965, 0x00, 6, "965", SIS_TYPE_133NEW}, 176 }; 177 178 static struct sis_hostbr_type *sis_hostbr_type_match; 179 180 static int 181 sis_hostbr_match(const struct pci_attach_args *pa) 182 { 183 int i; 184 pcireg_t id, masqid, reg; 185 186 id = pa->pa_id; 187 188 if (PCI_VENDOR(id) != PCI_VENDOR_SIS) 189 return 0; 190 if (PCI_PRODUCT(id) == PCI_PRODUCT_SIS_85C503) { 191 reg = pci_conf_read(pa->pa_pc, pa->pa_tag, SIS96x_DETECT); 192 pci_conf_write(pa->pa_pc, pa->pa_tag, SIS96x_DETECT, 193 reg | SIS96x_DETECT_MASQ); 194 masqid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_ID_REG); 195 if (((PCI_PRODUCT(masqid) & 0xfff0) != 0x0960) 196 && (PCI_PRODUCT(masqid) != 0x0018)) { 197 pci_conf_write(pa->pa_pc, pa->pa_tag, SIS96x_DETECT, 198 reg); 199 } else { 200 id = masqid; 201 } 202 } 203 204 sis_hostbr_type_match = NULL; 205 for (i = 0; i < __arraycount(sis_hostbr_type); i++) { 206 if (PCI_PRODUCT(id) == sis_hostbr_type[i].id && 207 PCI_REVISION(pa->pa_class) >= sis_hostbr_type[i].rev) 208 sis_hostbr_type_match = &sis_hostbr_type[i]; 209 } 210 return (sis_hostbr_type_match != NULL); 211 } 212 213 static int 214 sis_south_match(const struct pci_attach_args *pa) 215 { 216 217 return (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_SIS && 218 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SIS_85C503 && 219 PCI_REVISION(pa->pa_class) >= 0x10); 220 } 221 222 static void 223 sis_chip_map(struct pciide_softc *sc, const struct pci_attach_args *pa) 224 { 225 struct pciide_channel *cp; 226 int channel; 227 u_int8_t sis_ctr0 = pciide_pci_read(sc->sc_pc, sc->sc_tag, SIS_CTRL0); 228 pcireg_t interface = PCI_INTERFACE(pa->pa_class); 229 pcireg_t rev = PCI_REVISION(pa->pa_class); 230 231 if (pciide_chipen(sc, pa) == 0) 232 return; 233 234 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 235 "Silicon Integrated Systems "); 236 pci_find_device(NULL, sis_hostbr_match); 237 if (sis_hostbr_type_match) { 238 if (sis_hostbr_type_match->type == SIS_TYPE_SOUTH) { 239 pciide_pci_write(sc->sc_pc, sc->sc_tag, SIS_REG_57, 240 pciide_pci_read(sc->sc_pc, sc->sc_tag, 241 SIS_REG_57) & 0x7f); 242 if (PCI_PRODUCT(pci_conf_read(sc->sc_pc, sc->sc_tag, 243 PCI_ID_REG)) == SIS_PRODUCT_5518) { 244 aprint_normal("96X UDMA%d", 245 sis_hostbr_type_match->udma_mode); 246 sc->sis_type = SIS_TYPE_133NEW; 247 sc->sc_wdcdev.sc_atac.atac_udma_cap = 248 sis_hostbr_type_match->udma_mode; 249 } else { 250 if (pci_find_device(NULL, sis_south_match)) { 251 sc->sis_type = SIS_TYPE_133OLD; 252 sc->sc_wdcdev.sc_atac.atac_udma_cap = 253 sis_hostbr_type_match->udma_mode; 254 } else { 255 sc->sis_type = SIS_TYPE_100NEW; 256 sc->sc_wdcdev.sc_atac.atac_udma_cap = 257 sis_hostbr_type_match->udma_mode; 258 } 259 } 260 } else { 261 sc->sis_type = sis_hostbr_type_match->type; 262 sc->sc_wdcdev.sc_atac.atac_udma_cap = 263 sis_hostbr_type_match->udma_mode; 264 } 265 aprint_normal(sis_hostbr_type_match->name); 266 } else { 267 aprint_normal("5597/5598"); 268 if (rev >= 0xd0) { 269 sc->sc_wdcdev.sc_atac.atac_udma_cap = 2; 270 sc->sis_type = SIS_TYPE_66; 271 } else { 272 sc->sc_wdcdev.sc_atac.atac_udma_cap = 0; 273 sc->sis_type = SIS_TYPE_NOUDMA; 274 } 275 } 276 aprint_normal(" IDE controller (rev. 0x%02x)\n", 277 PCI_REVISION(pa->pa_class)); 278 aprint_verbose_dev(sc->sc_wdcdev.sc_atac.atac_dev, 279 "bus-master DMA support present"); 280 pciide_mapreg_dma(sc, pa); 281 aprint_verbose("\n"); 282 283 sc->sc_wdcdev.sc_atac.atac_cap = ATAC_CAP_DATA16 | ATAC_CAP_DATA32; 284 if (sc->sc_dma_ok) { 285 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DMA; 286 sc->sc_wdcdev.irqack = pciide_irqack; 287 if (sc->sis_type >= SIS_TYPE_66) 288 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_UDMA; 289 } 290 291 sc->sc_wdcdev.sc_atac.atac_pio_cap = 4; 292 sc->sc_wdcdev.sc_atac.atac_dma_cap = 2; 293 294 sc->sc_wdcdev.sc_atac.atac_channels = sc->wdc_chanarray; 295 sc->sc_wdcdev.sc_atac.atac_nchannels = PCIIDE_NUM_CHANNELS; 296 switch(sc->sis_type) { 297 case SIS_TYPE_NOUDMA: 298 case SIS_TYPE_66: 299 case SIS_TYPE_100OLD: 300 sc->sc_wdcdev.sc_atac.atac_set_modes = sis_setup_channel; 301 pciide_pci_write(sc->sc_pc, sc->sc_tag, SIS_MISC, 302 pciide_pci_read(sc->sc_pc, sc->sc_tag, SIS_MISC) | 303 SIS_MISC_TIM_SEL | SIS_MISC_FIFO_SIZE | SIS_MISC_GTC); 304 break; 305 case SIS_TYPE_100NEW: 306 case SIS_TYPE_133OLD: 307 sc->sc_wdcdev.sc_atac.atac_set_modes = sis_setup_channel; 308 pciide_pci_write(sc->sc_pc, sc->sc_tag, SIS_REG_49, 309 pciide_pci_read(sc->sc_pc, sc->sc_tag, SIS_REG_49) | 0x01); 310 break; 311 case SIS_TYPE_133NEW: 312 sc->sc_wdcdev.sc_atac.atac_set_modes = sis96x_setup_channel; 313 pciide_pci_write(sc->sc_pc, sc->sc_tag, SIS_REG_50, 314 pciide_pci_read(sc->sc_pc, sc->sc_tag, SIS_REG_50) & 0xf7); 315 pciide_pci_write(sc->sc_pc, sc->sc_tag, SIS_REG_52, 316 pciide_pci_read(sc->sc_pc, sc->sc_tag, SIS_REG_52) & 0xf7); 317 break; 318 } 319 320 wdc_allocate_regs(&sc->sc_wdcdev); 321 322 for (channel = 0; channel < sc->sc_wdcdev.sc_atac.atac_nchannels; 323 channel++) { 324 cp = &sc->pciide_channels[channel]; 325 if (pciide_chansetup(sc, channel, interface) == 0) 326 continue; 327 if ((channel == 0 && (sis_ctr0 & SIS_CTRL0_CHAN0_EN) == 0) || 328 (channel == 1 && (sis_ctr0 & SIS_CTRL0_CHAN1_EN) == 0)) { 329 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 330 "%s channel ignored (disabled)\n", cp->name); 331 cp->ata_channel.ch_flags |= ATACH_DISABLED; 332 continue; 333 } 334 pciide_mapchan(pa, cp, interface, pciide_pci_intr); 335 } 336 } 337 338 static void 339 sis96x_setup_channel(struct ata_channel *chp) 340 { 341 struct ata_drive_datas *drvp; 342 int drive, s; 343 u_int32_t sis_tim; 344 u_int32_t idedma_ctl; 345 int regtim; 346 struct pciide_channel *cp = CHAN_TO_PCHAN(chp); 347 struct pciide_softc *sc = CHAN_TO_PCIIDE(chp); 348 349 sis_tim = 0; 350 idedma_ctl = 0; 351 /* setup DMA if needed */ 352 pciide_channel_dma_setup(cp); 353 354 for (drive = 0; drive < 2; drive++) { 355 regtim = SIS_TIM133( 356 pciide_pci_read(sc->sc_pc, sc->sc_tag, SIS_REG_57), 357 chp->ch_channel, drive); 358 drvp = &chp->ch_drive[drive]; 359 /* If no drive, skip */ 360 if ((drvp->drive_flags & DRIVE) == 0) 361 continue; 362 /* add timing values, setup DMA if needed */ 363 if (drvp->drive_flags & DRIVE_UDMA) { 364 /* use Ultra/DMA */ 365 s = splbio(); 366 drvp->drive_flags &= ~DRIVE_DMA; 367 splx(s); 368 if (pciide_pci_read(sc->sc_pc, sc->sc_tag, 369 SIS96x_REG_CBL(chp->ch_channel)) & SIS96x_REG_CBL_33) { 370 if (drvp->UDMA_mode > 2) 371 drvp->UDMA_mode = 2; 372 } 373 sis_tim |= sis_udma133new_tim[drvp->UDMA_mode]; 374 sis_tim |= sis_pio133new_tim[drvp->PIO_mode]; 375 idedma_ctl |= IDEDMA_CTL_DRV_DMA(drive); 376 } else if (drvp->drive_flags & DRIVE_DMA) { 377 /* 378 * use Multiword DMA 379 * Timings will be used for both PIO and DMA, 380 * so adjust DMA mode if needed 381 */ 382 if (drvp->PIO_mode > (drvp->DMA_mode + 2)) 383 drvp->PIO_mode = drvp->DMA_mode + 2; 384 if (drvp->DMA_mode + 2 > (drvp->PIO_mode)) 385 drvp->DMA_mode = (drvp->PIO_mode > 2) ? 386 drvp->PIO_mode - 2 : 0; 387 sis_tim |= sis_dma133new_tim[drvp->DMA_mode]; 388 idedma_ctl |= IDEDMA_CTL_DRV_DMA(drive); 389 } else { 390 sis_tim |= sis_pio133new_tim[drvp->PIO_mode]; 391 } 392 ATADEBUG_PRINT(("sis96x_setup_channel: new timings reg for " 393 "channel %d drive %d: 0x%x (reg 0x%x)\n", 394 chp->ch_channel, drive, sis_tim, regtim), DEBUG_PROBE); 395 pci_conf_write(sc->sc_pc, sc->sc_tag, regtim, sis_tim); 396 } 397 if (idedma_ctl != 0) { 398 /* Add software bits in status register */ 399 bus_space_write_1(sc->sc_dma_iot, cp->dma_iohs[IDEDMA_CTL], 0, 400 idedma_ctl); 401 } 402 } 403 404 static void 405 sis_setup_channel(struct ata_channel *chp) 406 { 407 struct ata_drive_datas *drvp; 408 int drive, s; 409 u_int32_t sis_tim; 410 u_int32_t idedma_ctl; 411 struct pciide_channel *cp = CHAN_TO_PCHAN(chp); 412 struct pciide_softc *sc = CHAN_TO_PCIIDE(chp); 413 414 ATADEBUG_PRINT(("sis_setup_channel: old timings reg for " 415 "channel %d 0x%x\n", chp->ch_channel, 416 pci_conf_read(sc->sc_pc, sc->sc_tag, SIS_TIM(chp->ch_channel))), 417 DEBUG_PROBE); 418 sis_tim = 0; 419 idedma_ctl = 0; 420 /* setup DMA if needed */ 421 pciide_channel_dma_setup(cp); 422 423 for (drive = 0; drive < 2; drive++) { 424 drvp = &chp->ch_drive[drive]; 425 /* If no drive, skip */ 426 if ((drvp->drive_flags & DRIVE) == 0) 427 continue; 428 /* add timing values, setup DMA if needed */ 429 if ((drvp->drive_flags & DRIVE_DMA) == 0 && 430 (drvp->drive_flags & DRIVE_UDMA) == 0) 431 goto pio; 432 433 if (drvp->drive_flags & DRIVE_UDMA) { 434 /* use Ultra/DMA */ 435 s = splbio(); 436 drvp->drive_flags &= ~DRIVE_DMA; 437 splx(s); 438 if (pciide_pci_read(sc->sc_pc, sc->sc_tag, 439 SIS_REG_CBL) & SIS_REG_CBL_33(chp->ch_channel)) { 440 if (drvp->UDMA_mode > 2) 441 drvp->UDMA_mode = 2; 442 } 443 switch (sc->sis_type) { 444 case SIS_TYPE_66: 445 case SIS_TYPE_100OLD: 446 sis_tim |= sis_udma66_tim[drvp->UDMA_mode] << 447 SIS_TIM66_UDMA_TIME_OFF(drive); 448 break; 449 case SIS_TYPE_100NEW: 450 sis_tim |= 451 sis_udma100new_tim[drvp->UDMA_mode] << 452 SIS_TIM100_UDMA_TIME_OFF(drive); 453 case SIS_TYPE_133OLD: 454 sis_tim |= 455 sis_udma133old_tim[drvp->UDMA_mode] << 456 SIS_TIM100_UDMA_TIME_OFF(drive); 457 break; 458 default: 459 aprint_error("unknown SiS IDE type %d\n", 460 sc->sis_type); 461 } 462 } else { 463 /* 464 * use Multiword DMA 465 * Timings will be used for both PIO and DMA, 466 * so adjust DMA mode if needed 467 */ 468 if (drvp->PIO_mode > (drvp->DMA_mode + 2)) 469 drvp->PIO_mode = drvp->DMA_mode + 2; 470 if (drvp->DMA_mode + 2 > (drvp->PIO_mode)) 471 drvp->DMA_mode = (drvp->PIO_mode > 2) ? 472 drvp->PIO_mode - 2 : 0; 473 if (drvp->DMA_mode == 0) 474 drvp->PIO_mode = 0; 475 } 476 idedma_ctl |= IDEDMA_CTL_DRV_DMA(drive); 477 pio: switch (sc->sis_type) { 478 case SIS_TYPE_NOUDMA: 479 case SIS_TYPE_66: 480 case SIS_TYPE_100OLD: 481 sis_tim |= sis_pio_act[drvp->PIO_mode] << 482 SIS_TIM66_ACT_OFF(drive); 483 sis_tim |= sis_pio_rec[drvp->PIO_mode] << 484 SIS_TIM66_REC_OFF(drive); 485 break; 486 case SIS_TYPE_100NEW: 487 case SIS_TYPE_133OLD: 488 sis_tim |= sis_pio_act[drvp->PIO_mode] << 489 SIS_TIM100_ACT_OFF(drive); 490 sis_tim |= sis_pio_rec[drvp->PIO_mode] << 491 SIS_TIM100_REC_OFF(drive); 492 break; 493 default: 494 aprint_error("unknown SiS IDE type %d\n", 495 sc->sis_type); 496 } 497 } 498 ATADEBUG_PRINT(("sis_setup_channel: new timings reg for " 499 "channel %d 0x%x\n", chp->ch_channel, sis_tim), DEBUG_PROBE); 500 pci_conf_write(sc->sc_pc, sc->sc_tag, SIS_TIM(chp->ch_channel), 501 sis_tim); 502 if (idedma_ctl != 0) { 503 /* Add software bits in status register */ 504 bus_space_write_1(sc->sc_dma_iot, cp->dma_iohs[IDEDMA_CTL], 0, 505 idedma_ctl); 506 } 507 } 508 509 static void 510 sis_sata_chip_map(struct pciide_softc *sc, const struct pci_attach_args *pa) 511 { 512 struct pciide_channel *cp; 513 pcireg_t interface = PCI_INTERFACE(pa->pa_class); 514 int channel; 515 516 if (pciide_chipen(sc, pa) == 0) 517 return; 518 519 if (interface == 0) { 520 ATADEBUG_PRINT(("sis_sata_chip_map interface == 0\n"), 521 DEBUG_PROBE); 522 interface = PCIIDE_INTERFACE_BUS_MASTER_DMA | 523 PCIIDE_INTERFACE_PCI(0) | PCIIDE_INTERFACE_PCI(1); 524 } 525 526 aprint_normal_dev(sc->sc_wdcdev.sc_atac.atac_dev, 527 "Silicon Integrated Systems 180/96X SATA controller " 528 "(rev. 0x%02x)\n", PCI_REVISION(pa->pa_class)); 529 530 aprint_verbose_dev(sc->sc_wdcdev.sc_atac.atac_dev, 531 "bus-master DMA support present"); 532 pciide_mapreg_dma(sc, pa); 533 aprint_verbose("\n"); 534 535 if (sc->sc_dma_ok) { 536 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_UDMA | ATAC_CAP_DMA; 537 sc->sc_wdcdev.irqack = pciide_irqack; 538 } 539 sc->sc_wdcdev.sc_atac.atac_pio_cap = 4; 540 sc->sc_wdcdev.sc_atac.atac_dma_cap = 2; 541 sc->sc_wdcdev.sc_atac.atac_udma_cap = 6; 542 543 sc->sc_wdcdev.sc_atac.atac_channels = sc->wdc_chanarray; 544 sc->sc_wdcdev.sc_atac.atac_nchannels = PCIIDE_NUM_CHANNELS; 545 sc->sc_wdcdev.sc_atac.atac_cap |= ATAC_CAP_DATA16 | ATAC_CAP_DATA32; 546 sc->sc_wdcdev.sc_atac.atac_set_modes = sata_setup_channel; 547 548 wdc_allocate_regs(&sc->sc_wdcdev); 549 550 for (channel = 0; channel < sc->sc_wdcdev.sc_atac.atac_nchannels; 551 channel++) { 552 cp = &sc->pciide_channels[channel]; 553 if (pciide_chansetup(sc, channel, interface) == 0) 554 continue; 555 pciide_mapchan(pa, cp, interface, pciide_pci_intr); 556 } 557 } 558