1 /* 2 * Copyright (C) 2010 Red Hat, Inc. 3 * 4 * written by Gerd Hoffmann <kraxel@redhat.com> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 or 9 * (at your option) version 3 of the License. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 #include "qemu/osdep.h" 21 #include "hw/pci/pci.h" 22 #include "hw/qdev-properties.h" 23 #include "hw/pci/msi.h" 24 #include "qemu/timer.h" 25 #include "qemu/bitops.h" 26 #include "qemu/log.h" 27 #include "qemu/module.h" 28 #include "hw/audio/soundhw.h" 29 #include "intel-hda.h" 30 #include "migration/vmstate.h" 31 #include "intel-hda-defs.h" 32 #include "sysemu/dma.h" 33 #include "qapi/error.h" 34 35 /* --------------------------------------------------------------------- */ 36 /* hda bus */ 37 38 static Property hda_props[] = { 39 DEFINE_PROP_UINT32("cad", HDACodecDevice, cad, -1), 40 DEFINE_PROP_END_OF_LIST() 41 }; 42 43 static const TypeInfo hda_codec_bus_info = { 44 .name = TYPE_HDA_BUS, 45 .parent = TYPE_BUS, 46 .instance_size = sizeof(HDACodecBus), 47 }; 48 49 void hda_codec_bus_init(DeviceState *dev, HDACodecBus *bus, size_t bus_size, 50 hda_codec_response_func response, 51 hda_codec_xfer_func xfer) 52 { 53 qbus_create_inplace(bus, bus_size, TYPE_HDA_BUS, dev, NULL); 54 bus->response = response; 55 bus->xfer = xfer; 56 } 57 58 static void hda_codec_dev_realize(DeviceState *qdev, Error **errp) 59 { 60 HDACodecBus *bus = HDA_BUS(qdev->parent_bus); 61 HDACodecDevice *dev = HDA_CODEC_DEVICE(qdev); 62 HDACodecDeviceClass *cdc = HDA_CODEC_DEVICE_GET_CLASS(dev); 63 64 if (dev->cad == -1) { 65 dev->cad = bus->next_cad; 66 } 67 if (dev->cad >= 15) { 68 error_setg(errp, "HDA audio codec address is full"); 69 return; 70 } 71 bus->next_cad = dev->cad + 1; 72 if (cdc->init(dev) != 0) { 73 error_setg(errp, "HDA audio init failed"); 74 } 75 } 76 77 static void hda_codec_dev_unrealize(DeviceState *qdev, Error **errp) 78 { 79 HDACodecDevice *dev = HDA_CODEC_DEVICE(qdev); 80 HDACodecDeviceClass *cdc = HDA_CODEC_DEVICE_GET_CLASS(dev); 81 82 if (cdc->exit) { 83 cdc->exit(dev); 84 } 85 } 86 87 HDACodecDevice *hda_codec_find(HDACodecBus *bus, uint32_t cad) 88 { 89 BusChild *kid; 90 HDACodecDevice *cdev; 91 92 QTAILQ_FOREACH(kid, &bus->qbus.children, sibling) { 93 DeviceState *qdev = kid->child; 94 cdev = HDA_CODEC_DEVICE(qdev); 95 if (cdev->cad == cad) { 96 return cdev; 97 } 98 } 99 return NULL; 100 } 101 102 void hda_codec_response(HDACodecDevice *dev, bool solicited, uint32_t response) 103 { 104 HDACodecBus *bus = HDA_BUS(dev->qdev.parent_bus); 105 bus->response(dev, solicited, response); 106 } 107 108 bool hda_codec_xfer(HDACodecDevice *dev, uint32_t stnr, bool output, 109 uint8_t *buf, uint32_t len) 110 { 111 HDACodecBus *bus = HDA_BUS(dev->qdev.parent_bus); 112 return bus->xfer(dev, stnr, output, buf, len); 113 } 114 115 /* --------------------------------------------------------------------- */ 116 /* intel hda emulation */ 117 118 typedef struct IntelHDAStream IntelHDAStream; 119 typedef struct IntelHDAState IntelHDAState; 120 typedef struct IntelHDAReg IntelHDAReg; 121 122 typedef struct bpl { 123 uint64_t addr; 124 uint32_t len; 125 uint32_t flags; 126 } bpl; 127 128 struct IntelHDAStream { 129 /* registers */ 130 uint32_t ctl; 131 uint32_t lpib; 132 uint32_t cbl; 133 uint32_t lvi; 134 uint32_t fmt; 135 uint32_t bdlp_lbase; 136 uint32_t bdlp_ubase; 137 138 /* state */ 139 bpl *bpl; 140 uint32_t bentries; 141 uint32_t bsize, be, bp; 142 }; 143 144 struct IntelHDAState { 145 PCIDevice pci; 146 const char *name; 147 HDACodecBus codecs; 148 149 /* registers */ 150 uint32_t g_ctl; 151 uint32_t wake_en; 152 uint32_t state_sts; 153 uint32_t int_ctl; 154 uint32_t int_sts; 155 uint32_t wall_clk; 156 157 uint32_t corb_lbase; 158 uint32_t corb_ubase; 159 uint32_t corb_rp; 160 uint32_t corb_wp; 161 uint32_t corb_ctl; 162 uint32_t corb_sts; 163 uint32_t corb_size; 164 165 uint32_t rirb_lbase; 166 uint32_t rirb_ubase; 167 uint32_t rirb_wp; 168 uint32_t rirb_cnt; 169 uint32_t rirb_ctl; 170 uint32_t rirb_sts; 171 uint32_t rirb_size; 172 173 uint32_t dp_lbase; 174 uint32_t dp_ubase; 175 176 uint32_t icw; 177 uint32_t irr; 178 uint32_t ics; 179 180 /* streams */ 181 IntelHDAStream st[8]; 182 183 /* state */ 184 MemoryRegion mmio; 185 uint32_t rirb_count; 186 int64_t wall_base_ns; 187 188 /* debug logging */ 189 const IntelHDAReg *last_reg; 190 uint32_t last_val; 191 uint32_t last_write; 192 uint32_t last_sec; 193 uint32_t repeat_count; 194 195 /* properties */ 196 uint32_t debug; 197 OnOffAuto msi; 198 bool old_msi_addr; 199 }; 200 201 #define TYPE_INTEL_HDA_GENERIC "intel-hda-generic" 202 203 #define INTEL_HDA(obj) \ 204 OBJECT_CHECK(IntelHDAState, (obj), TYPE_INTEL_HDA_GENERIC) 205 206 struct IntelHDAReg { 207 const char *name; /* register name */ 208 uint32_t size; /* size in bytes */ 209 uint32_t reset; /* reset value */ 210 uint32_t wmask; /* write mask */ 211 uint32_t wclear; /* write 1 to clear bits */ 212 uint32_t offset; /* location in IntelHDAState */ 213 uint32_t shift; /* byte access entries for dwords */ 214 uint32_t stream; 215 void (*whandler)(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old); 216 void (*rhandler)(IntelHDAState *d, const IntelHDAReg *reg); 217 }; 218 219 static void intel_hda_reset(DeviceState *dev); 220 221 /* --------------------------------------------------------------------- */ 222 223 static hwaddr intel_hda_addr(uint32_t lbase, uint32_t ubase) 224 { 225 return ((uint64_t)ubase << 32) | lbase; 226 } 227 228 static void intel_hda_update_int_sts(IntelHDAState *d) 229 { 230 uint32_t sts = 0; 231 uint32_t i; 232 233 /* update controller status */ 234 if (d->rirb_sts & ICH6_RBSTS_IRQ) { 235 sts |= (1 << 30); 236 } 237 if (d->rirb_sts & ICH6_RBSTS_OVERRUN) { 238 sts |= (1 << 30); 239 } 240 if (d->state_sts & d->wake_en) { 241 sts |= (1 << 30); 242 } 243 244 /* update stream status */ 245 for (i = 0; i < 8; i++) { 246 /* buffer completion interrupt */ 247 if (d->st[i].ctl & (1 << 26)) { 248 sts |= (1 << i); 249 } 250 } 251 252 /* update global status */ 253 if (sts & d->int_ctl) { 254 sts |= (1U << 31); 255 } 256 257 d->int_sts = sts; 258 } 259 260 static void intel_hda_update_irq(IntelHDAState *d) 261 { 262 bool msi = msi_enabled(&d->pci); 263 int level; 264 265 intel_hda_update_int_sts(d); 266 if (d->int_sts & (1U << 31) && d->int_ctl & (1U << 31)) { 267 level = 1; 268 } else { 269 level = 0; 270 } 271 dprint(d, 2, "%s: level %d [%s]\n", __func__, 272 level, msi ? "msi" : "intx"); 273 if (msi) { 274 if (level) { 275 msi_notify(&d->pci, 0); 276 } 277 } else { 278 pci_set_irq(&d->pci, level); 279 } 280 } 281 282 static int intel_hda_send_command(IntelHDAState *d, uint32_t verb) 283 { 284 uint32_t cad, nid, data; 285 HDACodecDevice *codec; 286 HDACodecDeviceClass *cdc; 287 288 cad = (verb >> 28) & 0x0f; 289 if (verb & (1 << 27)) { 290 /* indirect node addressing, not specified in HDA 1.0 */ 291 dprint(d, 1, "%s: indirect node addressing (guest bug?)\n", __func__); 292 return -1; 293 } 294 nid = (verb >> 20) & 0x7f; 295 data = verb & 0xfffff; 296 297 codec = hda_codec_find(&d->codecs, cad); 298 if (codec == NULL) { 299 dprint(d, 1, "%s: addressed non-existing codec\n", __func__); 300 return -1; 301 } 302 cdc = HDA_CODEC_DEVICE_GET_CLASS(codec); 303 cdc->command(codec, nid, data); 304 return 0; 305 } 306 307 static void intel_hda_corb_run(IntelHDAState *d) 308 { 309 hwaddr addr; 310 uint32_t rp, verb; 311 312 if (d->ics & ICH6_IRS_BUSY) { 313 dprint(d, 2, "%s: [icw] verb 0x%08x\n", __func__, d->icw); 314 intel_hda_send_command(d, d->icw); 315 return; 316 } 317 318 for (;;) { 319 if (!(d->corb_ctl & ICH6_CORBCTL_RUN)) { 320 dprint(d, 2, "%s: !run\n", __func__); 321 return; 322 } 323 if ((d->corb_rp & 0xff) == d->corb_wp) { 324 dprint(d, 2, "%s: corb ring empty\n", __func__); 325 return; 326 } 327 if (d->rirb_count == d->rirb_cnt) { 328 dprint(d, 2, "%s: rirb count reached\n", __func__); 329 return; 330 } 331 332 rp = (d->corb_rp + 1) & 0xff; 333 addr = intel_hda_addr(d->corb_lbase, d->corb_ubase); 334 verb = ldl_le_pci_dma(&d->pci, addr + 4*rp); 335 d->corb_rp = rp; 336 337 dprint(d, 2, "%s: [rp 0x%x] verb 0x%08x\n", __func__, rp, verb); 338 intel_hda_send_command(d, verb); 339 } 340 } 341 342 static void intel_hda_response(HDACodecDevice *dev, bool solicited, uint32_t response) 343 { 344 HDACodecBus *bus = HDA_BUS(dev->qdev.parent_bus); 345 IntelHDAState *d = container_of(bus, IntelHDAState, codecs); 346 hwaddr addr; 347 uint32_t wp, ex; 348 349 if (d->ics & ICH6_IRS_BUSY) { 350 dprint(d, 2, "%s: [irr] response 0x%x, cad 0x%x\n", 351 __func__, response, dev->cad); 352 d->irr = response; 353 d->ics &= ~(ICH6_IRS_BUSY | 0xf0); 354 d->ics |= (ICH6_IRS_VALID | (dev->cad << 4)); 355 return; 356 } 357 358 if (!(d->rirb_ctl & ICH6_RBCTL_DMA_EN)) { 359 dprint(d, 1, "%s: rirb dma disabled, drop codec response\n", __func__); 360 return; 361 } 362 363 ex = (solicited ? 0 : (1 << 4)) | dev->cad; 364 wp = (d->rirb_wp + 1) & 0xff; 365 addr = intel_hda_addr(d->rirb_lbase, d->rirb_ubase); 366 stl_le_pci_dma(&d->pci, addr + 8*wp, response); 367 stl_le_pci_dma(&d->pci, addr + 8*wp + 4, ex); 368 d->rirb_wp = wp; 369 370 dprint(d, 2, "%s: [wp 0x%x] response 0x%x, extra 0x%x\n", 371 __func__, wp, response, ex); 372 373 d->rirb_count++; 374 if (d->rirb_count == d->rirb_cnt) { 375 dprint(d, 2, "%s: rirb count reached (%d)\n", __func__, d->rirb_count); 376 if (d->rirb_ctl & ICH6_RBCTL_IRQ_EN) { 377 d->rirb_sts |= ICH6_RBSTS_IRQ; 378 intel_hda_update_irq(d); 379 } 380 } else if ((d->corb_rp & 0xff) == d->corb_wp) { 381 dprint(d, 2, "%s: corb ring empty (%d/%d)\n", __func__, 382 d->rirb_count, d->rirb_cnt); 383 if (d->rirb_ctl & ICH6_RBCTL_IRQ_EN) { 384 d->rirb_sts |= ICH6_RBSTS_IRQ; 385 intel_hda_update_irq(d); 386 } 387 } 388 } 389 390 static bool intel_hda_xfer(HDACodecDevice *dev, uint32_t stnr, bool output, 391 uint8_t *buf, uint32_t len) 392 { 393 HDACodecBus *bus = HDA_BUS(dev->qdev.parent_bus); 394 IntelHDAState *d = container_of(bus, IntelHDAState, codecs); 395 hwaddr addr; 396 uint32_t s, copy, left; 397 IntelHDAStream *st; 398 bool irq = false; 399 400 st = output ? d->st + 4 : d->st; 401 for (s = 0; s < 4; s++) { 402 if (stnr == ((st[s].ctl >> 20) & 0x0f)) { 403 st = st + s; 404 break; 405 } 406 } 407 if (s == 4) { 408 return false; 409 } 410 if (st->bpl == NULL) { 411 return false; 412 } 413 414 left = len; 415 s = st->bentries; 416 while (left > 0 && s-- > 0) { 417 copy = left; 418 if (copy > st->bsize - st->lpib) 419 copy = st->bsize - st->lpib; 420 if (copy > st->bpl[st->be].len - st->bp) 421 copy = st->bpl[st->be].len - st->bp; 422 423 dprint(d, 3, "dma: entry %d, pos %d/%d, copy %d\n", 424 st->be, st->bp, st->bpl[st->be].len, copy); 425 426 pci_dma_rw(&d->pci, st->bpl[st->be].addr + st->bp, buf, copy, !output); 427 st->lpib += copy; 428 st->bp += copy; 429 buf += copy; 430 left -= copy; 431 432 if (st->bpl[st->be].len == st->bp) { 433 /* bpl entry filled */ 434 if (st->bpl[st->be].flags & 0x01) { 435 irq = true; 436 } 437 st->bp = 0; 438 st->be++; 439 if (st->be == st->bentries) { 440 /* bpl wrap around */ 441 st->be = 0; 442 st->lpib = 0; 443 } 444 } 445 } 446 if (d->dp_lbase & 0x01) { 447 s = st - d->st; 448 addr = intel_hda_addr(d->dp_lbase & ~0x01, d->dp_ubase); 449 stl_le_pci_dma(&d->pci, addr + 8*s, st->lpib); 450 } 451 dprint(d, 3, "dma: --\n"); 452 453 if (irq) { 454 st->ctl |= (1 << 26); /* buffer completion interrupt */ 455 intel_hda_update_irq(d); 456 } 457 return true; 458 } 459 460 static void intel_hda_parse_bdl(IntelHDAState *d, IntelHDAStream *st) 461 { 462 hwaddr addr; 463 uint8_t buf[16]; 464 uint32_t i; 465 466 addr = intel_hda_addr(st->bdlp_lbase, st->bdlp_ubase); 467 st->bentries = st->lvi +1; 468 g_free(st->bpl); 469 st->bpl = g_malloc(sizeof(bpl) * st->bentries); 470 for (i = 0; i < st->bentries; i++, addr += 16) { 471 pci_dma_read(&d->pci, addr, buf, 16); 472 st->bpl[i].addr = le64_to_cpu(*(uint64_t *)buf); 473 st->bpl[i].len = le32_to_cpu(*(uint32_t *)(buf + 8)); 474 st->bpl[i].flags = le32_to_cpu(*(uint32_t *)(buf + 12)); 475 dprint(d, 1, "bdl/%d: 0x%" PRIx64 " +0x%x, 0x%x\n", 476 i, st->bpl[i].addr, st->bpl[i].len, st->bpl[i].flags); 477 } 478 479 st->bsize = st->cbl; 480 st->lpib = 0; 481 st->be = 0; 482 st->bp = 0; 483 } 484 485 static void intel_hda_notify_codecs(IntelHDAState *d, uint32_t stream, bool running, bool output) 486 { 487 BusChild *kid; 488 HDACodecDevice *cdev; 489 490 QTAILQ_FOREACH(kid, &d->codecs.qbus.children, sibling) { 491 DeviceState *qdev = kid->child; 492 HDACodecDeviceClass *cdc; 493 494 cdev = HDA_CODEC_DEVICE(qdev); 495 cdc = HDA_CODEC_DEVICE_GET_CLASS(cdev); 496 if (cdc->stream) { 497 cdc->stream(cdev, stream, running, output); 498 } 499 } 500 } 501 502 /* --------------------------------------------------------------------- */ 503 504 static void intel_hda_set_g_ctl(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 505 { 506 if ((d->g_ctl & ICH6_GCTL_RESET) == 0) { 507 intel_hda_reset(DEVICE(d)); 508 } 509 } 510 511 static void intel_hda_set_wake_en(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 512 { 513 intel_hda_update_irq(d); 514 } 515 516 static void intel_hda_set_state_sts(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 517 { 518 intel_hda_update_irq(d); 519 } 520 521 static void intel_hda_set_int_ctl(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 522 { 523 intel_hda_update_irq(d); 524 } 525 526 static void intel_hda_get_wall_clk(IntelHDAState *d, const IntelHDAReg *reg) 527 { 528 int64_t ns; 529 530 ns = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - d->wall_base_ns; 531 d->wall_clk = (uint32_t)(ns * 24 / 1000); /* 24 MHz */ 532 } 533 534 static void intel_hda_set_corb_wp(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 535 { 536 intel_hda_corb_run(d); 537 } 538 539 static void intel_hda_set_corb_ctl(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 540 { 541 intel_hda_corb_run(d); 542 } 543 544 static void intel_hda_set_rirb_wp(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 545 { 546 if (d->rirb_wp & ICH6_RIRBWP_RST) { 547 d->rirb_wp = 0; 548 } 549 } 550 551 static void intel_hda_set_rirb_sts(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 552 { 553 intel_hda_update_irq(d); 554 555 if ((old & ICH6_RBSTS_IRQ) && !(d->rirb_sts & ICH6_RBSTS_IRQ)) { 556 /* cleared ICH6_RBSTS_IRQ */ 557 d->rirb_count = 0; 558 intel_hda_corb_run(d); 559 } 560 } 561 562 static void intel_hda_set_ics(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 563 { 564 if (d->ics & ICH6_IRS_BUSY) { 565 intel_hda_corb_run(d); 566 } 567 } 568 569 static void intel_hda_set_st_ctl(IntelHDAState *d, const IntelHDAReg *reg, uint32_t old) 570 { 571 bool output = reg->stream >= 4; 572 IntelHDAStream *st = d->st + reg->stream; 573 574 if (st->ctl & 0x01) { 575 /* reset */ 576 dprint(d, 1, "st #%d: reset\n", reg->stream); 577 st->ctl = SD_STS_FIFO_READY << 24; 578 } 579 if ((st->ctl & 0x02) != (old & 0x02)) { 580 uint32_t stnr = (st->ctl >> 20) & 0x0f; 581 /* run bit flipped */ 582 if (st->ctl & 0x02) { 583 /* start */ 584 dprint(d, 1, "st #%d: start %d (ring buf %d bytes)\n", 585 reg->stream, stnr, st->cbl); 586 intel_hda_parse_bdl(d, st); 587 intel_hda_notify_codecs(d, stnr, true, output); 588 } else { 589 /* stop */ 590 dprint(d, 1, "st #%d: stop %d\n", reg->stream, stnr); 591 intel_hda_notify_codecs(d, stnr, false, output); 592 } 593 } 594 intel_hda_update_irq(d); 595 } 596 597 /* --------------------------------------------------------------------- */ 598 599 #define ST_REG(_n, _o) (0x80 + (_n) * 0x20 + (_o)) 600 601 static const struct IntelHDAReg regtab[] = { 602 /* global */ 603 [ ICH6_REG_GCAP ] = { 604 .name = "GCAP", 605 .size = 2, 606 .reset = 0x4401, 607 }, 608 [ ICH6_REG_VMIN ] = { 609 .name = "VMIN", 610 .size = 1, 611 }, 612 [ ICH6_REG_VMAJ ] = { 613 .name = "VMAJ", 614 .size = 1, 615 .reset = 1, 616 }, 617 [ ICH6_REG_OUTPAY ] = { 618 .name = "OUTPAY", 619 .size = 2, 620 .reset = 0x3c, 621 }, 622 [ ICH6_REG_INPAY ] = { 623 .name = "INPAY", 624 .size = 2, 625 .reset = 0x1d, 626 }, 627 [ ICH6_REG_GCTL ] = { 628 .name = "GCTL", 629 .size = 4, 630 .wmask = 0x0103, 631 .offset = offsetof(IntelHDAState, g_ctl), 632 .whandler = intel_hda_set_g_ctl, 633 }, 634 [ ICH6_REG_WAKEEN ] = { 635 .name = "WAKEEN", 636 .size = 2, 637 .wmask = 0x7fff, 638 .offset = offsetof(IntelHDAState, wake_en), 639 .whandler = intel_hda_set_wake_en, 640 }, 641 [ ICH6_REG_STATESTS ] = { 642 .name = "STATESTS", 643 .size = 2, 644 .wmask = 0x7fff, 645 .wclear = 0x7fff, 646 .offset = offsetof(IntelHDAState, state_sts), 647 .whandler = intel_hda_set_state_sts, 648 }, 649 650 /* interrupts */ 651 [ ICH6_REG_INTCTL ] = { 652 .name = "INTCTL", 653 .size = 4, 654 .wmask = 0xc00000ff, 655 .offset = offsetof(IntelHDAState, int_ctl), 656 .whandler = intel_hda_set_int_ctl, 657 }, 658 [ ICH6_REG_INTSTS ] = { 659 .name = "INTSTS", 660 .size = 4, 661 .wmask = 0xc00000ff, 662 .wclear = 0xc00000ff, 663 .offset = offsetof(IntelHDAState, int_sts), 664 }, 665 666 /* misc */ 667 [ ICH6_REG_WALLCLK ] = { 668 .name = "WALLCLK", 669 .size = 4, 670 .offset = offsetof(IntelHDAState, wall_clk), 671 .rhandler = intel_hda_get_wall_clk, 672 }, 673 [ ICH6_REG_WALLCLK + 0x2000 ] = { 674 .name = "WALLCLK(alias)", 675 .size = 4, 676 .offset = offsetof(IntelHDAState, wall_clk), 677 .rhandler = intel_hda_get_wall_clk, 678 }, 679 680 /* dma engine */ 681 [ ICH6_REG_CORBLBASE ] = { 682 .name = "CORBLBASE", 683 .size = 4, 684 .wmask = 0xffffff80, 685 .offset = offsetof(IntelHDAState, corb_lbase), 686 }, 687 [ ICH6_REG_CORBUBASE ] = { 688 .name = "CORBUBASE", 689 .size = 4, 690 .wmask = 0xffffffff, 691 .offset = offsetof(IntelHDAState, corb_ubase), 692 }, 693 [ ICH6_REG_CORBWP ] = { 694 .name = "CORBWP", 695 .size = 2, 696 .wmask = 0xff, 697 .offset = offsetof(IntelHDAState, corb_wp), 698 .whandler = intel_hda_set_corb_wp, 699 }, 700 [ ICH6_REG_CORBRP ] = { 701 .name = "CORBRP", 702 .size = 2, 703 .wmask = 0x80ff, 704 .offset = offsetof(IntelHDAState, corb_rp), 705 }, 706 [ ICH6_REG_CORBCTL ] = { 707 .name = "CORBCTL", 708 .size = 1, 709 .wmask = 0x03, 710 .offset = offsetof(IntelHDAState, corb_ctl), 711 .whandler = intel_hda_set_corb_ctl, 712 }, 713 [ ICH6_REG_CORBSTS ] = { 714 .name = "CORBSTS", 715 .size = 1, 716 .wmask = 0x01, 717 .wclear = 0x01, 718 .offset = offsetof(IntelHDAState, corb_sts), 719 }, 720 [ ICH6_REG_CORBSIZE ] = { 721 .name = "CORBSIZE", 722 .size = 1, 723 .reset = 0x42, 724 .offset = offsetof(IntelHDAState, corb_size), 725 }, 726 [ ICH6_REG_RIRBLBASE ] = { 727 .name = "RIRBLBASE", 728 .size = 4, 729 .wmask = 0xffffff80, 730 .offset = offsetof(IntelHDAState, rirb_lbase), 731 }, 732 [ ICH6_REG_RIRBUBASE ] = { 733 .name = "RIRBUBASE", 734 .size = 4, 735 .wmask = 0xffffffff, 736 .offset = offsetof(IntelHDAState, rirb_ubase), 737 }, 738 [ ICH6_REG_RIRBWP ] = { 739 .name = "RIRBWP", 740 .size = 2, 741 .wmask = 0x8000, 742 .offset = offsetof(IntelHDAState, rirb_wp), 743 .whandler = intel_hda_set_rirb_wp, 744 }, 745 [ ICH6_REG_RINTCNT ] = { 746 .name = "RINTCNT", 747 .size = 2, 748 .wmask = 0xff, 749 .offset = offsetof(IntelHDAState, rirb_cnt), 750 }, 751 [ ICH6_REG_RIRBCTL ] = { 752 .name = "RIRBCTL", 753 .size = 1, 754 .wmask = 0x07, 755 .offset = offsetof(IntelHDAState, rirb_ctl), 756 }, 757 [ ICH6_REG_RIRBSTS ] = { 758 .name = "RIRBSTS", 759 .size = 1, 760 .wmask = 0x05, 761 .wclear = 0x05, 762 .offset = offsetof(IntelHDAState, rirb_sts), 763 .whandler = intel_hda_set_rirb_sts, 764 }, 765 [ ICH6_REG_RIRBSIZE ] = { 766 .name = "RIRBSIZE", 767 .size = 1, 768 .reset = 0x42, 769 .offset = offsetof(IntelHDAState, rirb_size), 770 }, 771 772 [ ICH6_REG_DPLBASE ] = { 773 .name = "DPLBASE", 774 .size = 4, 775 .wmask = 0xffffff81, 776 .offset = offsetof(IntelHDAState, dp_lbase), 777 }, 778 [ ICH6_REG_DPUBASE ] = { 779 .name = "DPUBASE", 780 .size = 4, 781 .wmask = 0xffffffff, 782 .offset = offsetof(IntelHDAState, dp_ubase), 783 }, 784 785 [ ICH6_REG_IC ] = { 786 .name = "ICW", 787 .size = 4, 788 .wmask = 0xffffffff, 789 .offset = offsetof(IntelHDAState, icw), 790 }, 791 [ ICH6_REG_IR ] = { 792 .name = "IRR", 793 .size = 4, 794 .offset = offsetof(IntelHDAState, irr), 795 }, 796 [ ICH6_REG_IRS ] = { 797 .name = "ICS", 798 .size = 2, 799 .wmask = 0x0003, 800 .wclear = 0x0002, 801 .offset = offsetof(IntelHDAState, ics), 802 .whandler = intel_hda_set_ics, 803 }, 804 805 #define HDA_STREAM(_t, _i) \ 806 [ ST_REG(_i, ICH6_REG_SD_CTL) ] = { \ 807 .stream = _i, \ 808 .name = _t stringify(_i) " CTL", \ 809 .size = 4, \ 810 .wmask = 0x1cff001f, \ 811 .offset = offsetof(IntelHDAState, st[_i].ctl), \ 812 .whandler = intel_hda_set_st_ctl, \ 813 }, \ 814 [ ST_REG(_i, ICH6_REG_SD_CTL) + 2] = { \ 815 .stream = _i, \ 816 .name = _t stringify(_i) " CTL(stnr)", \ 817 .size = 1, \ 818 .shift = 16, \ 819 .wmask = 0x00ff0000, \ 820 .offset = offsetof(IntelHDAState, st[_i].ctl), \ 821 .whandler = intel_hda_set_st_ctl, \ 822 }, \ 823 [ ST_REG(_i, ICH6_REG_SD_STS)] = { \ 824 .stream = _i, \ 825 .name = _t stringify(_i) " CTL(sts)", \ 826 .size = 1, \ 827 .shift = 24, \ 828 .wmask = 0x1c000000, \ 829 .wclear = 0x1c000000, \ 830 .offset = offsetof(IntelHDAState, st[_i].ctl), \ 831 .whandler = intel_hda_set_st_ctl, \ 832 .reset = SD_STS_FIFO_READY << 24 \ 833 }, \ 834 [ ST_REG(_i, ICH6_REG_SD_LPIB) ] = { \ 835 .stream = _i, \ 836 .name = _t stringify(_i) " LPIB", \ 837 .size = 4, \ 838 .offset = offsetof(IntelHDAState, st[_i].lpib), \ 839 }, \ 840 [ ST_REG(_i, ICH6_REG_SD_LPIB) + 0x2000 ] = { \ 841 .stream = _i, \ 842 .name = _t stringify(_i) " LPIB(alias)", \ 843 .size = 4, \ 844 .offset = offsetof(IntelHDAState, st[_i].lpib), \ 845 }, \ 846 [ ST_REG(_i, ICH6_REG_SD_CBL) ] = { \ 847 .stream = _i, \ 848 .name = _t stringify(_i) " CBL", \ 849 .size = 4, \ 850 .wmask = 0xffffffff, \ 851 .offset = offsetof(IntelHDAState, st[_i].cbl), \ 852 }, \ 853 [ ST_REG(_i, ICH6_REG_SD_LVI) ] = { \ 854 .stream = _i, \ 855 .name = _t stringify(_i) " LVI", \ 856 .size = 2, \ 857 .wmask = 0x00ff, \ 858 .offset = offsetof(IntelHDAState, st[_i].lvi), \ 859 }, \ 860 [ ST_REG(_i, ICH6_REG_SD_FIFOSIZE) ] = { \ 861 .stream = _i, \ 862 .name = _t stringify(_i) " FIFOS", \ 863 .size = 2, \ 864 .reset = HDA_BUFFER_SIZE, \ 865 }, \ 866 [ ST_REG(_i, ICH6_REG_SD_FORMAT) ] = { \ 867 .stream = _i, \ 868 .name = _t stringify(_i) " FMT", \ 869 .size = 2, \ 870 .wmask = 0x7f7f, \ 871 .offset = offsetof(IntelHDAState, st[_i].fmt), \ 872 }, \ 873 [ ST_REG(_i, ICH6_REG_SD_BDLPL) ] = { \ 874 .stream = _i, \ 875 .name = _t stringify(_i) " BDLPL", \ 876 .size = 4, \ 877 .wmask = 0xffffff80, \ 878 .offset = offsetof(IntelHDAState, st[_i].bdlp_lbase), \ 879 }, \ 880 [ ST_REG(_i, ICH6_REG_SD_BDLPU) ] = { \ 881 .stream = _i, \ 882 .name = _t stringify(_i) " BDLPU", \ 883 .size = 4, \ 884 .wmask = 0xffffffff, \ 885 .offset = offsetof(IntelHDAState, st[_i].bdlp_ubase), \ 886 }, \ 887 888 HDA_STREAM("IN", 0) 889 HDA_STREAM("IN", 1) 890 HDA_STREAM("IN", 2) 891 HDA_STREAM("IN", 3) 892 893 HDA_STREAM("OUT", 4) 894 HDA_STREAM("OUT", 5) 895 HDA_STREAM("OUT", 6) 896 HDA_STREAM("OUT", 7) 897 898 }; 899 900 static const IntelHDAReg *intel_hda_reg_find(IntelHDAState *d, hwaddr addr) 901 { 902 const IntelHDAReg *reg; 903 904 if (addr >= ARRAY_SIZE(regtab)) { 905 goto noreg; 906 } 907 reg = regtab+addr; 908 if (reg->name == NULL) { 909 goto noreg; 910 } 911 return reg; 912 913 noreg: 914 dprint(d, 1, "unknown register, addr 0x%x\n", (int) addr); 915 return NULL; 916 } 917 918 static uint32_t *intel_hda_reg_addr(IntelHDAState *d, const IntelHDAReg *reg) 919 { 920 uint8_t *addr = (void*)d; 921 922 addr += reg->offset; 923 return (uint32_t*)addr; 924 } 925 926 static void intel_hda_reg_write(IntelHDAState *d, const IntelHDAReg *reg, uint32_t val, 927 uint32_t wmask) 928 { 929 uint32_t *addr; 930 uint32_t old; 931 932 if (!reg) { 933 return; 934 } 935 if (!reg->wmask) { 936 qemu_log_mask(LOG_GUEST_ERROR, "intel-hda: write to r/o reg %s\n", 937 reg->name); 938 return; 939 } 940 941 if (d->debug) { 942 time_t now = time(NULL); 943 if (d->last_write && d->last_reg == reg && d->last_val == val) { 944 d->repeat_count++; 945 if (d->last_sec != now) { 946 dprint(d, 2, "previous register op repeated %d times\n", d->repeat_count); 947 d->last_sec = now; 948 d->repeat_count = 0; 949 } 950 } else { 951 if (d->repeat_count) { 952 dprint(d, 2, "previous register op repeated %d times\n", d->repeat_count); 953 } 954 dprint(d, 2, "write %-16s: 0x%x (%x)\n", reg->name, val, wmask); 955 d->last_write = 1; 956 d->last_reg = reg; 957 d->last_val = val; 958 d->last_sec = now; 959 d->repeat_count = 0; 960 } 961 } 962 assert(reg->offset != 0); 963 964 addr = intel_hda_reg_addr(d, reg); 965 old = *addr; 966 967 if (reg->shift) { 968 val <<= reg->shift; 969 wmask <<= reg->shift; 970 } 971 wmask &= reg->wmask; 972 *addr &= ~wmask; 973 *addr |= wmask & val; 974 *addr &= ~(val & reg->wclear); 975 976 if (reg->whandler) { 977 reg->whandler(d, reg, old); 978 } 979 } 980 981 static uint32_t intel_hda_reg_read(IntelHDAState *d, const IntelHDAReg *reg, 982 uint32_t rmask) 983 { 984 uint32_t *addr, ret; 985 986 if (!reg) { 987 return 0; 988 } 989 990 if (reg->rhandler) { 991 reg->rhandler(d, reg); 992 } 993 994 if (reg->offset == 0) { 995 /* constant read-only register */ 996 ret = reg->reset; 997 } else { 998 addr = intel_hda_reg_addr(d, reg); 999 ret = *addr; 1000 if (reg->shift) { 1001 ret >>= reg->shift; 1002 } 1003 ret &= rmask; 1004 } 1005 if (d->debug) { 1006 time_t now = time(NULL); 1007 if (!d->last_write && d->last_reg == reg && d->last_val == ret) { 1008 d->repeat_count++; 1009 if (d->last_sec != now) { 1010 dprint(d, 2, "previous register op repeated %d times\n", d->repeat_count); 1011 d->last_sec = now; 1012 d->repeat_count = 0; 1013 } 1014 } else { 1015 if (d->repeat_count) { 1016 dprint(d, 2, "previous register op repeated %d times\n", d->repeat_count); 1017 } 1018 dprint(d, 2, "read %-16s: 0x%x (%x)\n", reg->name, ret, rmask); 1019 d->last_write = 0; 1020 d->last_reg = reg; 1021 d->last_val = ret; 1022 d->last_sec = now; 1023 d->repeat_count = 0; 1024 } 1025 } 1026 return ret; 1027 } 1028 1029 static void intel_hda_regs_reset(IntelHDAState *d) 1030 { 1031 uint32_t *addr; 1032 int i; 1033 1034 for (i = 0; i < ARRAY_SIZE(regtab); i++) { 1035 if (regtab[i].name == NULL) { 1036 continue; 1037 } 1038 if (regtab[i].offset == 0) { 1039 continue; 1040 } 1041 addr = intel_hda_reg_addr(d, regtab + i); 1042 *addr = regtab[i].reset; 1043 } 1044 } 1045 1046 /* --------------------------------------------------------------------- */ 1047 1048 static void intel_hda_mmio_write(void *opaque, hwaddr addr, uint64_t val, 1049 unsigned size) 1050 { 1051 IntelHDAState *d = opaque; 1052 const IntelHDAReg *reg = intel_hda_reg_find(d, addr); 1053 1054 intel_hda_reg_write(d, reg, val, MAKE_64BIT_MASK(0, size * 8)); 1055 } 1056 1057 static uint64_t intel_hda_mmio_read(void *opaque, hwaddr addr, unsigned size) 1058 { 1059 IntelHDAState *d = opaque; 1060 const IntelHDAReg *reg = intel_hda_reg_find(d, addr); 1061 1062 return intel_hda_reg_read(d, reg, MAKE_64BIT_MASK(0, size * 8)); 1063 } 1064 1065 static const MemoryRegionOps intel_hda_mmio_ops = { 1066 .read = intel_hda_mmio_read, 1067 .write = intel_hda_mmio_write, 1068 .impl = { 1069 .min_access_size = 1, 1070 .max_access_size = 4, 1071 }, 1072 .endianness = DEVICE_NATIVE_ENDIAN, 1073 }; 1074 1075 /* --------------------------------------------------------------------- */ 1076 1077 static void intel_hda_reset(DeviceState *dev) 1078 { 1079 BusChild *kid; 1080 IntelHDAState *d = INTEL_HDA(dev); 1081 HDACodecDevice *cdev; 1082 1083 intel_hda_regs_reset(d); 1084 d->wall_base_ns = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1085 1086 /* reset codecs */ 1087 QTAILQ_FOREACH(kid, &d->codecs.qbus.children, sibling) { 1088 DeviceState *qdev = kid->child; 1089 cdev = HDA_CODEC_DEVICE(qdev); 1090 device_legacy_reset(DEVICE(cdev)); 1091 d->state_sts |= (1 << cdev->cad); 1092 } 1093 intel_hda_update_irq(d); 1094 } 1095 1096 static void intel_hda_realize(PCIDevice *pci, Error **errp) 1097 { 1098 IntelHDAState *d = INTEL_HDA(pci); 1099 uint8_t *conf = d->pci.config; 1100 Error *err = NULL; 1101 int ret; 1102 1103 d->name = object_get_typename(OBJECT(d)); 1104 1105 pci_config_set_interrupt_pin(conf, 1); 1106 1107 /* HDCTL off 0x40 bit 0 selects signaling mode (1-HDA, 0 - Ac97) 18.1.19 */ 1108 conf[0x40] = 0x01; 1109 1110 if (d->msi != ON_OFF_AUTO_OFF) { 1111 ret = msi_init(&d->pci, d->old_msi_addr ? 0x50 : 0x60, 1112 1, true, false, &err); 1113 /* Any error other than -ENOTSUP(board's MSI support is broken) 1114 * is a programming error */ 1115 assert(!ret || ret == -ENOTSUP); 1116 if (ret && d->msi == ON_OFF_AUTO_ON) { 1117 /* Can't satisfy user's explicit msi=on request, fail */ 1118 error_append_hint(&err, "You have to use msi=auto (default) or " 1119 "msi=off with this machine type.\n"); 1120 error_propagate(errp, err); 1121 return; 1122 } 1123 assert(!err || d->msi == ON_OFF_AUTO_AUTO); 1124 /* With msi=auto, we fall back to MSI off silently */ 1125 error_free(err); 1126 } 1127 1128 memory_region_init_io(&d->mmio, OBJECT(d), &intel_hda_mmio_ops, d, 1129 "intel-hda", 0x4000); 1130 pci_register_bar(&d->pci, 0, 0, &d->mmio); 1131 1132 hda_codec_bus_init(DEVICE(pci), &d->codecs, sizeof(d->codecs), 1133 intel_hda_response, intel_hda_xfer); 1134 } 1135 1136 static void intel_hda_exit(PCIDevice *pci) 1137 { 1138 IntelHDAState *d = INTEL_HDA(pci); 1139 1140 msi_uninit(&d->pci); 1141 } 1142 1143 static int intel_hda_post_load(void *opaque, int version) 1144 { 1145 IntelHDAState* d = opaque; 1146 int i; 1147 1148 dprint(d, 1, "%s\n", __func__); 1149 for (i = 0; i < ARRAY_SIZE(d->st); i++) { 1150 if (d->st[i].ctl & 0x02) { 1151 intel_hda_parse_bdl(d, &d->st[i]); 1152 } 1153 } 1154 intel_hda_update_irq(d); 1155 return 0; 1156 } 1157 1158 static const VMStateDescription vmstate_intel_hda_stream = { 1159 .name = "intel-hda-stream", 1160 .version_id = 1, 1161 .fields = (VMStateField[]) { 1162 VMSTATE_UINT32(ctl, IntelHDAStream), 1163 VMSTATE_UINT32(lpib, IntelHDAStream), 1164 VMSTATE_UINT32(cbl, IntelHDAStream), 1165 VMSTATE_UINT32(lvi, IntelHDAStream), 1166 VMSTATE_UINT32(fmt, IntelHDAStream), 1167 VMSTATE_UINT32(bdlp_lbase, IntelHDAStream), 1168 VMSTATE_UINT32(bdlp_ubase, IntelHDAStream), 1169 VMSTATE_END_OF_LIST() 1170 } 1171 }; 1172 1173 static const VMStateDescription vmstate_intel_hda = { 1174 .name = "intel-hda", 1175 .version_id = 1, 1176 .post_load = intel_hda_post_load, 1177 .fields = (VMStateField[]) { 1178 VMSTATE_PCI_DEVICE(pci, IntelHDAState), 1179 1180 /* registers */ 1181 VMSTATE_UINT32(g_ctl, IntelHDAState), 1182 VMSTATE_UINT32(wake_en, IntelHDAState), 1183 VMSTATE_UINT32(state_sts, IntelHDAState), 1184 VMSTATE_UINT32(int_ctl, IntelHDAState), 1185 VMSTATE_UINT32(int_sts, IntelHDAState), 1186 VMSTATE_UINT32(wall_clk, IntelHDAState), 1187 VMSTATE_UINT32(corb_lbase, IntelHDAState), 1188 VMSTATE_UINT32(corb_ubase, IntelHDAState), 1189 VMSTATE_UINT32(corb_rp, IntelHDAState), 1190 VMSTATE_UINT32(corb_wp, IntelHDAState), 1191 VMSTATE_UINT32(corb_ctl, IntelHDAState), 1192 VMSTATE_UINT32(corb_sts, IntelHDAState), 1193 VMSTATE_UINT32(corb_size, IntelHDAState), 1194 VMSTATE_UINT32(rirb_lbase, IntelHDAState), 1195 VMSTATE_UINT32(rirb_ubase, IntelHDAState), 1196 VMSTATE_UINT32(rirb_wp, IntelHDAState), 1197 VMSTATE_UINT32(rirb_cnt, IntelHDAState), 1198 VMSTATE_UINT32(rirb_ctl, IntelHDAState), 1199 VMSTATE_UINT32(rirb_sts, IntelHDAState), 1200 VMSTATE_UINT32(rirb_size, IntelHDAState), 1201 VMSTATE_UINT32(dp_lbase, IntelHDAState), 1202 VMSTATE_UINT32(dp_ubase, IntelHDAState), 1203 VMSTATE_UINT32(icw, IntelHDAState), 1204 VMSTATE_UINT32(irr, IntelHDAState), 1205 VMSTATE_UINT32(ics, IntelHDAState), 1206 VMSTATE_STRUCT_ARRAY(st, IntelHDAState, 8, 0, 1207 vmstate_intel_hda_stream, 1208 IntelHDAStream), 1209 1210 /* additional state info */ 1211 VMSTATE_UINT32(rirb_count, IntelHDAState), 1212 VMSTATE_INT64(wall_base_ns, IntelHDAState), 1213 1214 VMSTATE_END_OF_LIST() 1215 } 1216 }; 1217 1218 static Property intel_hda_properties[] = { 1219 DEFINE_PROP_UINT32("debug", IntelHDAState, debug, 0), 1220 DEFINE_PROP_ON_OFF_AUTO("msi", IntelHDAState, msi, ON_OFF_AUTO_AUTO), 1221 DEFINE_PROP_BOOL("old_msi_addr", IntelHDAState, old_msi_addr, false), 1222 DEFINE_PROP_END_OF_LIST(), 1223 }; 1224 1225 static void intel_hda_class_init(ObjectClass *klass, void *data) 1226 { 1227 DeviceClass *dc = DEVICE_CLASS(klass); 1228 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 1229 1230 k->realize = intel_hda_realize; 1231 k->exit = intel_hda_exit; 1232 k->vendor_id = PCI_VENDOR_ID_INTEL; 1233 k->class_id = PCI_CLASS_MULTIMEDIA_HD_AUDIO; 1234 dc->reset = intel_hda_reset; 1235 dc->vmsd = &vmstate_intel_hda; 1236 device_class_set_props(dc, intel_hda_properties); 1237 } 1238 1239 static void intel_hda_class_init_ich6(ObjectClass *klass, void *data) 1240 { 1241 DeviceClass *dc = DEVICE_CLASS(klass); 1242 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 1243 1244 k->device_id = 0x2668; 1245 k->revision = 1; 1246 set_bit(DEVICE_CATEGORY_SOUND, dc->categories); 1247 dc->desc = "Intel HD Audio Controller (ich6)"; 1248 } 1249 1250 static void intel_hda_class_init_ich9(ObjectClass *klass, void *data) 1251 { 1252 DeviceClass *dc = DEVICE_CLASS(klass); 1253 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 1254 1255 k->device_id = 0x293e; 1256 k->revision = 3; 1257 set_bit(DEVICE_CATEGORY_SOUND, dc->categories); 1258 dc->desc = "Intel HD Audio Controller (ich9)"; 1259 } 1260 1261 static const TypeInfo intel_hda_info = { 1262 .name = TYPE_INTEL_HDA_GENERIC, 1263 .parent = TYPE_PCI_DEVICE, 1264 .instance_size = sizeof(IntelHDAState), 1265 .class_init = intel_hda_class_init, 1266 .abstract = true, 1267 .interfaces = (InterfaceInfo[]) { 1268 { INTERFACE_CONVENTIONAL_PCI_DEVICE }, 1269 { }, 1270 }, 1271 }; 1272 1273 static const TypeInfo intel_hda_info_ich6 = { 1274 .name = "intel-hda", 1275 .parent = TYPE_INTEL_HDA_GENERIC, 1276 .class_init = intel_hda_class_init_ich6, 1277 }; 1278 1279 static const TypeInfo intel_hda_info_ich9 = { 1280 .name = "ich9-intel-hda", 1281 .parent = TYPE_INTEL_HDA_GENERIC, 1282 .class_init = intel_hda_class_init_ich9, 1283 }; 1284 1285 static void hda_codec_device_class_init(ObjectClass *klass, void *data) 1286 { 1287 DeviceClass *k = DEVICE_CLASS(klass); 1288 k->realize = hda_codec_dev_realize; 1289 k->unrealize = hda_codec_dev_unrealize; 1290 set_bit(DEVICE_CATEGORY_SOUND, k->categories); 1291 k->bus_type = TYPE_HDA_BUS; 1292 device_class_set_props(k, hda_props); 1293 } 1294 1295 static const TypeInfo hda_codec_device_type_info = { 1296 .name = TYPE_HDA_CODEC_DEVICE, 1297 .parent = TYPE_DEVICE, 1298 .instance_size = sizeof(HDACodecDevice), 1299 .abstract = true, 1300 .class_size = sizeof(HDACodecDeviceClass), 1301 .class_init = hda_codec_device_class_init, 1302 }; 1303 1304 /* 1305 * create intel hda controller with codec attached to it, 1306 * so '-soundhw hda' works. 1307 */ 1308 static int intel_hda_and_codec_init(PCIBus *bus) 1309 { 1310 DeviceState *controller; 1311 BusState *hdabus; 1312 DeviceState *codec; 1313 1314 controller = DEVICE(pci_create_simple(bus, -1, "intel-hda")); 1315 hdabus = QLIST_FIRST(&controller->child_bus); 1316 codec = qdev_create(hdabus, "hda-duplex"); 1317 qdev_init_nofail(codec); 1318 return 0; 1319 } 1320 1321 static void intel_hda_register_types(void) 1322 { 1323 type_register_static(&hda_codec_bus_info); 1324 type_register_static(&intel_hda_info); 1325 type_register_static(&intel_hda_info_ich6); 1326 type_register_static(&intel_hda_info_ich9); 1327 type_register_static(&hda_codec_device_type_info); 1328 pci_register_soundhw("hda", "Intel HD Audio", intel_hda_and_codec_init); 1329 } 1330 1331 type_init(intel_hda_register_types) 1332