ac97.c (38760B)
1 /* 2 * Copyright (C) 2006 InnoTek Systemberatung GmbH 3 * 4 * This file is part of VirtualBox Open Source Edition (OSE), as 5 * available from http://www.virtualbox.org. This file is free software; 6 * you can redistribute it and/or modify it under the terms of the GNU 7 * General Public License as published by the Free Software Foundation, 8 * in version 2 as it comes in the "COPYING" file of the VirtualBox OSE 9 * distribution. VirtualBox OSE is distributed in the hope that it will 10 * be useful, but WITHOUT ANY WARRANTY of any kind. 11 * 12 * If you received this file as part of a commercial VirtualBox 13 * distribution, then only the terms of your commercial VirtualBox 14 * license agreement apply instead of the previous paragraph. 15 * 16 * Contributions after 2012-01-13 are licensed under the terms of the 17 * GNU GPL, version 2 or (at your option) any later version. 18 */ 19 20 #include "qemu/osdep.h" 21 #include "hw/audio/soundhw.h" 22 #include "audio/audio.h" 23 #include "hw/pci/pci.h" 24 #include "hw/qdev-properties.h" 25 #include "migration/vmstate.h" 26 #include "qemu/module.h" 27 #include "sysemu/dma.h" 28 #include "qom/object.h" 29 30 enum { 31 AC97_Reset = 0x00, 32 AC97_Master_Volume_Mute = 0x02, 33 AC97_Headphone_Volume_Mute = 0x04, 34 AC97_Master_Volume_Mono_Mute = 0x06, 35 AC97_Master_Tone_RL = 0x08, 36 AC97_PC_BEEP_Volume_Mute = 0x0A, 37 AC97_Phone_Volume_Mute = 0x0C, 38 AC97_Mic_Volume_Mute = 0x0E, 39 AC97_Line_In_Volume_Mute = 0x10, 40 AC97_CD_Volume_Mute = 0x12, 41 AC97_Video_Volume_Mute = 0x14, 42 AC97_Aux_Volume_Mute = 0x16, 43 AC97_PCM_Out_Volume_Mute = 0x18, 44 AC97_Record_Select = 0x1A, 45 AC97_Record_Gain_Mute = 0x1C, 46 AC97_Record_Gain_Mic_Mute = 0x1E, 47 AC97_General_Purpose = 0x20, 48 AC97_3D_Control = 0x22, 49 AC97_AC_97_RESERVED = 0x24, 50 AC97_Powerdown_Ctrl_Stat = 0x26, 51 AC97_Extended_Audio_ID = 0x28, 52 AC97_Extended_Audio_Ctrl_Stat = 0x2A, 53 AC97_PCM_Front_DAC_Rate = 0x2C, 54 AC97_PCM_Surround_DAC_Rate = 0x2E, 55 AC97_PCM_LFE_DAC_Rate = 0x30, 56 AC97_PCM_LR_ADC_Rate = 0x32, 57 AC97_MIC_ADC_Rate = 0x34, 58 AC97_6Ch_Vol_C_LFE_Mute = 0x36, 59 AC97_6Ch_Vol_L_R_Surround_Mute = 0x38, 60 AC97_Vendor_Reserved = 0x58, 61 AC97_Sigmatel_Analog = 0x6c, /* We emulate a Sigmatel codec */ 62 AC97_Sigmatel_Dac2Invert = 0x6e, /* We emulate a Sigmatel codec */ 63 AC97_Vendor_ID1 = 0x7c, 64 AC97_Vendor_ID2 = 0x7e 65 }; 66 67 #define SOFT_VOLUME 68 #define SR_FIFOE 16 /* rwc */ 69 #define SR_BCIS 8 /* rwc */ 70 #define SR_LVBCI 4 /* rwc */ 71 #define SR_CELV 2 /* ro */ 72 #define SR_DCH 1 /* ro */ 73 #define SR_VALID_MASK ((1 << 5) - 1) 74 #define SR_WCLEAR_MASK (SR_FIFOE | SR_BCIS | SR_LVBCI) 75 #define SR_RO_MASK (SR_DCH | SR_CELV) 76 #define SR_INT_MASK (SR_FIFOE | SR_BCIS | SR_LVBCI) 77 78 #define CR_IOCE 16 /* rw */ 79 #define CR_FEIE 8 /* rw */ 80 #define CR_LVBIE 4 /* rw */ 81 #define CR_RR 2 /* rw */ 82 #define CR_RPBM 1 /* rw */ 83 #define CR_VALID_MASK ((1 << 5) - 1) 84 #define CR_DONT_CLEAR_MASK (CR_IOCE | CR_FEIE | CR_LVBIE) 85 86 #define GC_WR 4 /* rw */ 87 #define GC_CR 2 /* rw */ 88 #define GC_VALID_MASK ((1 << 6) - 1) 89 90 #define GS_MD3 (1 << 17) /* rw */ 91 #define GS_AD3 (1 << 16) /* rw */ 92 #define GS_RCS (1 << 15) /* rwc */ 93 #define GS_B3S12 (1 << 14) /* ro */ 94 #define GS_B2S12 (1 << 13) /* ro */ 95 #define GS_B1S12 (1 << 12) /* ro */ 96 #define GS_S1R1 (1 << 11) /* rwc */ 97 #define GS_S0R1 (1 << 10) /* rwc */ 98 #define GS_S1CR (1 << 9) /* ro */ 99 #define GS_S0CR (1 << 8) /* ro */ 100 #define GS_MINT (1 << 7) /* ro */ 101 #define GS_POINT (1 << 6) /* ro */ 102 #define GS_PIINT (1 << 5) /* ro */ 103 #define GS_RSRVD ((1 << 4) | (1 << 3)) 104 #define GS_MOINT (1 << 2) /* ro */ 105 #define GS_MIINT (1 << 1) /* ro */ 106 #define GS_GSCI 1 /* rwc */ 107 #define GS_RO_MASK (GS_B3S12 | \ 108 GS_B2S12 | \ 109 GS_B1S12 | \ 110 GS_S1CR | \ 111 GS_S0CR | \ 112 GS_MINT | \ 113 GS_POINT | \ 114 GS_PIINT | \ 115 GS_RSRVD | \ 116 GS_MOINT | \ 117 GS_MIINT) 118 #define GS_VALID_MASK ((1 << 18) - 1) 119 #define GS_WCLEAR_MASK (GS_RCS | GS_S1R1 | GS_S0R1 | GS_GSCI) 120 121 #define BD_IOC (1 << 31) 122 #define BD_BUP (1 << 30) 123 124 #define EACS_VRA 1 125 #define EACS_VRM 8 126 127 #define MUTE_SHIFT 15 128 129 #define TYPE_AC97 "AC97" 130 OBJECT_DECLARE_SIMPLE_TYPE(AC97LinkState, AC97) 131 132 #define REC_MASK 7 133 enum { 134 REC_MIC = 0, 135 REC_CD, 136 REC_VIDEO, 137 REC_AUX, 138 REC_LINE_IN, 139 REC_STEREO_MIX, 140 REC_MONO_MIX, 141 REC_PHONE 142 }; 143 144 typedef struct BD { 145 uint32_t addr; 146 uint32_t ctl_len; 147 } BD; 148 149 typedef struct AC97BusMasterRegs { 150 uint32_t bdbar; /* rw 0 */ 151 uint8_t civ; /* ro 0 */ 152 uint8_t lvi; /* rw 0 */ 153 uint16_t sr; /* rw 1 */ 154 uint16_t picb; /* ro 0 */ 155 uint8_t piv; /* ro 0 */ 156 uint8_t cr; /* rw 0 */ 157 unsigned int bd_valid; 158 BD bd; 159 } AC97BusMasterRegs; 160 161 struct AC97LinkState { 162 PCIDevice dev; 163 QEMUSoundCard card; 164 uint32_t glob_cnt; 165 uint32_t glob_sta; 166 uint32_t cas; 167 uint32_t last_samp; 168 AC97BusMasterRegs bm_regs[3]; 169 uint8_t mixer_data[256]; 170 SWVoiceIn *voice_pi; 171 SWVoiceOut *voice_po; 172 SWVoiceIn *voice_mc; 173 int invalid_freq[3]; 174 uint8_t silence[128]; 175 int bup_flag; 176 MemoryRegion io_nam; 177 MemoryRegion io_nabm; 178 }; 179 180 enum { 181 BUP_SET = 1, 182 BUP_LAST = 2 183 }; 184 185 #ifdef DEBUG_AC97 186 #define dolog(...) AUD_log("ac97", __VA_ARGS__) 187 #else 188 #define dolog(...) 189 #endif 190 191 #define MKREGS(prefix, start) \ 192 enum { \ 193 prefix ## _BDBAR = start, \ 194 prefix ## _CIV = start + 4, \ 195 prefix ## _LVI = start + 5, \ 196 prefix ## _SR = start + 6, \ 197 prefix ## _PICB = start + 8, \ 198 prefix ## _PIV = start + 10, \ 199 prefix ## _CR = start + 11 \ 200 } 201 202 enum { 203 PI_INDEX = 0, 204 PO_INDEX, 205 MC_INDEX, 206 LAST_INDEX 207 }; 208 209 MKREGS(PI, PI_INDEX * 16); 210 MKREGS(PO, PO_INDEX * 16); 211 MKREGS(MC, MC_INDEX * 16); 212 213 enum { 214 GLOB_CNT = 0x2c, 215 GLOB_STA = 0x30, 216 CAS = 0x34 217 }; 218 219 #define GET_BM(index) (((index) >> 4) & 3) 220 221 static void po_callback(void *opaque, int free); 222 static void pi_callback(void *opaque, int avail); 223 static void mc_callback(void *opaque, int avail); 224 225 static void fetch_bd(AC97LinkState *s, AC97BusMasterRegs *r) 226 { 227 uint8_t b[8]; 228 229 pci_dma_read(&s->dev, r->bdbar + r->civ * 8, b, 8); 230 r->bd_valid = 1; 231 r->bd.addr = le32_to_cpu(*(uint32_t *) &b[0]) & ~3; 232 r->bd.ctl_len = le32_to_cpu(*(uint32_t *) &b[4]); 233 r->picb = r->bd.ctl_len & 0xffff; 234 dolog("bd %2d addr=0x%x ctl=0x%06x len=0x%x(%d bytes)\n", 235 r->civ, r->bd.addr, r->bd.ctl_len >> 16, 236 r->bd.ctl_len & 0xffff, (r->bd.ctl_len & 0xffff) << 1); 237 } 238 239 static void update_sr(AC97LinkState *s, AC97BusMasterRegs *r, uint32_t new_sr) 240 { 241 int event = 0; 242 int level = 0; 243 uint32_t new_mask = new_sr & SR_INT_MASK; 244 uint32_t old_mask = r->sr & SR_INT_MASK; 245 uint32_t masks[] = {GS_PIINT, GS_POINT, GS_MINT}; 246 247 if (new_mask ^ old_mask) { 248 /** @todo is IRQ deasserted when only one of status bits is cleared? */ 249 if (!new_mask) { 250 event = 1; 251 level = 0; 252 } else { 253 if ((new_mask & SR_LVBCI) && (r->cr & CR_LVBIE)) { 254 event = 1; 255 level = 1; 256 } 257 if ((new_mask & SR_BCIS) && (r->cr & CR_IOCE)) { 258 event = 1; 259 level = 1; 260 } 261 } 262 } 263 264 r->sr = new_sr; 265 266 dolog("IOC%d LVB%d sr=0x%x event=%d level=%d\n", 267 r->sr & SR_BCIS, r->sr & SR_LVBCI, r->sr, event, level); 268 269 if (!event) { 270 return; 271 } 272 273 if (level) { 274 s->glob_sta |= masks[r - s->bm_regs]; 275 dolog("set irq level=1\n"); 276 pci_irq_assert(&s->dev); 277 } else { 278 s->glob_sta &= ~masks[r - s->bm_regs]; 279 dolog("set irq level=0\n"); 280 pci_irq_deassert(&s->dev); 281 } 282 } 283 284 static void voice_set_active(AC97LinkState *s, int bm_index, int on) 285 { 286 switch (bm_index) { 287 case PI_INDEX: 288 AUD_set_active_in(s->voice_pi, on); 289 break; 290 291 case PO_INDEX: 292 AUD_set_active_out(s->voice_po, on); 293 break; 294 295 case MC_INDEX: 296 AUD_set_active_in(s->voice_mc, on); 297 break; 298 299 default: 300 AUD_log("ac97", "invalid bm_index(%d) in voice_set_active", bm_index); 301 break; 302 } 303 } 304 305 static void reset_bm_regs(AC97LinkState *s, AC97BusMasterRegs *r) 306 { 307 dolog("reset_bm_regs\n"); 308 r->bdbar = 0; 309 r->civ = 0; 310 r->lvi = 0; 311 /** todo do we need to do that? */ 312 update_sr(s, r, SR_DCH); 313 r->picb = 0; 314 r->piv = 0; 315 r->cr = r->cr & CR_DONT_CLEAR_MASK; 316 r->bd_valid = 0; 317 318 voice_set_active(s, r - s->bm_regs, 0); 319 memset(s->silence, 0, sizeof(s->silence)); 320 } 321 322 static void mixer_store(AC97LinkState *s, uint32_t i, uint16_t v) 323 { 324 if (i + 2 > sizeof(s->mixer_data)) { 325 dolog("mixer_store: index %d out of bounds %zd\n", 326 i, sizeof(s->mixer_data)); 327 return; 328 } 329 330 s->mixer_data[i + 0] = v & 0xff; 331 s->mixer_data[i + 1] = v >> 8; 332 } 333 334 static uint16_t mixer_load(AC97LinkState *s, uint32_t i) 335 { 336 uint16_t val = 0xffff; 337 338 if (i + 2 > sizeof(s->mixer_data)) { 339 dolog("mixer_load: index %d out of bounds %zd\n", 340 i, sizeof(s->mixer_data)); 341 } else { 342 val = s->mixer_data[i + 0] | (s->mixer_data[i + 1] << 8); 343 } 344 345 return val; 346 } 347 348 static void open_voice(AC97LinkState *s, int index, int freq) 349 { 350 struct audsettings as; 351 352 as.freq = freq; 353 as.nchannels = 2; 354 as.fmt = AUDIO_FORMAT_S16; 355 as.endianness = 0; 356 357 if (freq > 0) { 358 s->invalid_freq[index] = 0; 359 switch (index) { 360 case PI_INDEX: 361 s->voice_pi = AUD_open_in( 362 &s->card, 363 s->voice_pi, 364 "ac97.pi", 365 s, 366 pi_callback, 367 &as 368 ); 369 break; 370 371 case PO_INDEX: 372 s->voice_po = AUD_open_out( 373 &s->card, 374 s->voice_po, 375 "ac97.po", 376 s, 377 po_callback, 378 &as 379 ); 380 break; 381 382 case MC_INDEX: 383 s->voice_mc = AUD_open_in( 384 &s->card, 385 s->voice_mc, 386 "ac97.mc", 387 s, 388 mc_callback, 389 &as 390 ); 391 break; 392 } 393 } else { 394 s->invalid_freq[index] = freq; 395 switch (index) { 396 case PI_INDEX: 397 AUD_close_in(&s->card, s->voice_pi); 398 s->voice_pi = NULL; 399 break; 400 401 case PO_INDEX: 402 AUD_close_out(&s->card, s->voice_po); 403 s->voice_po = NULL; 404 break; 405 406 case MC_INDEX: 407 AUD_close_in(&s->card, s->voice_mc); 408 s->voice_mc = NULL; 409 break; 410 } 411 } 412 } 413 414 static void reset_voices(AC97LinkState *s, uint8_t active[LAST_INDEX]) 415 { 416 uint16_t freq; 417 418 freq = mixer_load(s, AC97_PCM_LR_ADC_Rate); 419 open_voice(s, PI_INDEX, freq); 420 AUD_set_active_in(s->voice_pi, active[PI_INDEX]); 421 422 freq = mixer_load(s, AC97_PCM_Front_DAC_Rate); 423 open_voice(s, PO_INDEX, freq); 424 AUD_set_active_out(s->voice_po, active[PO_INDEX]); 425 426 freq = mixer_load(s, AC97_MIC_ADC_Rate); 427 open_voice(s, MC_INDEX, freq); 428 AUD_set_active_in(s->voice_mc, active[MC_INDEX]); 429 } 430 431 static void get_volume(uint16_t vol, uint16_t mask, int inverse, 432 int *mute, uint8_t *lvol, uint8_t *rvol) 433 { 434 *mute = (vol >> MUTE_SHIFT) & 1; 435 *rvol = (255 * (vol & mask)) / mask; 436 *lvol = (255 * ((vol >> 8) & mask)) / mask; 437 438 if (inverse) { 439 *rvol = 255 - *rvol; 440 *lvol = 255 - *lvol; 441 } 442 } 443 444 static void update_combined_volume_out(AC97LinkState *s) 445 { 446 uint8_t lvol, rvol, plvol, prvol; 447 int mute, pmute; 448 449 get_volume(mixer_load(s, AC97_Master_Volume_Mute), 0x3f, 1, 450 &mute, &lvol, &rvol); 451 get_volume(mixer_load(s, AC97_PCM_Out_Volume_Mute), 0x1f, 1, 452 &pmute, &plvol, &prvol); 453 454 mute = mute | pmute; 455 lvol = (lvol * plvol) / 255; 456 rvol = (rvol * prvol) / 255; 457 458 AUD_set_volume_out(s->voice_po, mute, lvol, rvol); 459 } 460 461 static void update_volume_in(AC97LinkState *s) 462 { 463 uint8_t lvol, rvol; 464 int mute; 465 466 get_volume(mixer_load(s, AC97_Record_Gain_Mute), 0x0f, 0, 467 &mute, &lvol, &rvol); 468 469 AUD_set_volume_in(s->voice_pi, mute, lvol, rvol); 470 } 471 472 static void set_volume(AC97LinkState *s, int index, uint32_t val) 473 { 474 switch (index) { 475 case AC97_Master_Volume_Mute: 476 val &= 0xbf3f; 477 mixer_store(s, index, val); 478 update_combined_volume_out(s); 479 break; 480 case AC97_PCM_Out_Volume_Mute: 481 val &= 0x9f1f; 482 mixer_store(s, index, val); 483 update_combined_volume_out(s); 484 break; 485 case AC97_Record_Gain_Mute: 486 val &= 0x8f0f; 487 mixer_store(s, index, val); 488 update_volume_in(s); 489 break; 490 } 491 } 492 493 static void record_select(AC97LinkState *s, uint32_t val) 494 { 495 uint8_t rs = val & REC_MASK; 496 uint8_t ls = (val >> 8) & REC_MASK; 497 mixer_store(s, AC97_Record_Select, rs | (ls << 8)); 498 } 499 500 static void mixer_reset(AC97LinkState *s) 501 { 502 uint8_t active[LAST_INDEX]; 503 504 dolog("mixer_reset\n"); 505 memset(s->mixer_data, 0, sizeof(s->mixer_data)); 506 memset(active, 0, sizeof(active)); 507 mixer_store(s, AC97_Reset, 0x0000); /* 6940 */ 508 mixer_store(s, AC97_Headphone_Volume_Mute, 0x0000); 509 mixer_store(s, AC97_Master_Volume_Mono_Mute, 0x0000); 510 mixer_store(s, AC97_Master_Tone_RL, 0x0000); 511 mixer_store(s, AC97_PC_BEEP_Volume_Mute, 0x0000); 512 mixer_store(s, AC97_Phone_Volume_Mute, 0x0000); 513 mixer_store(s, AC97_Mic_Volume_Mute, 0x0000); 514 mixer_store(s, AC97_Line_In_Volume_Mute, 0x0000); 515 mixer_store(s, AC97_CD_Volume_Mute, 0x0000); 516 mixer_store(s, AC97_Video_Volume_Mute, 0x0000); 517 mixer_store(s, AC97_Aux_Volume_Mute, 0x0000); 518 mixer_store(s, AC97_Record_Gain_Mic_Mute, 0x0000); 519 mixer_store(s, AC97_General_Purpose, 0x0000); 520 mixer_store(s, AC97_3D_Control, 0x0000); 521 mixer_store(s, AC97_Powerdown_Ctrl_Stat, 0x000f); 522 523 /* 524 * Sigmatel 9700 (STAC9700) 525 */ 526 mixer_store(s, AC97_Vendor_ID1, 0x8384); 527 mixer_store(s, AC97_Vendor_ID2, 0x7600); /* 7608 */ 528 529 mixer_store(s, AC97_Extended_Audio_ID, 0x0809); 530 mixer_store(s, AC97_Extended_Audio_Ctrl_Stat, 0x0009); 531 mixer_store(s, AC97_PCM_Front_DAC_Rate, 0xbb80); 532 mixer_store(s, AC97_PCM_Surround_DAC_Rate, 0xbb80); 533 mixer_store(s, AC97_PCM_LFE_DAC_Rate, 0xbb80); 534 mixer_store(s, AC97_PCM_LR_ADC_Rate, 0xbb80); 535 mixer_store(s, AC97_MIC_ADC_Rate, 0xbb80); 536 537 record_select(s, 0); 538 set_volume(s, AC97_Master_Volume_Mute, 0x8000); 539 set_volume(s, AC97_PCM_Out_Volume_Mute, 0x8808); 540 set_volume(s, AC97_Record_Gain_Mute, 0x8808); 541 542 reset_voices(s, active); 543 } 544 545 /** 546 * Native audio mixer 547 * I/O Reads 548 */ 549 static uint32_t nam_readb(void *opaque, uint32_t addr) 550 { 551 AC97LinkState *s = opaque; 552 dolog("U nam readb 0x%x\n", addr); 553 s->cas = 0; 554 return ~0U; 555 } 556 557 static uint32_t nam_readw(void *opaque, uint32_t addr) 558 { 559 AC97LinkState *s = opaque; 560 s->cas = 0; 561 return mixer_load(s, addr); 562 } 563 564 static uint32_t nam_readl(void *opaque, uint32_t addr) 565 { 566 AC97LinkState *s = opaque; 567 dolog("U nam readl 0x%x\n", addr); 568 s->cas = 0; 569 return ~0U; 570 } 571 572 /** 573 * Native audio mixer 574 * I/O Writes 575 */ 576 static void nam_writeb(void *opaque, uint32_t addr, uint32_t val) 577 { 578 AC97LinkState *s = opaque; 579 dolog("U nam writeb 0x%x <- 0x%x\n", addr, val); 580 s->cas = 0; 581 } 582 583 static void nam_writew(void *opaque, uint32_t addr, uint32_t val) 584 { 585 AC97LinkState *s = opaque; 586 587 s->cas = 0; 588 switch (addr) { 589 case AC97_Reset: 590 mixer_reset(s); 591 break; 592 case AC97_Powerdown_Ctrl_Stat: 593 val &= ~0x800f; 594 val |= mixer_load(s, addr) & 0xf; 595 mixer_store(s, addr, val); 596 break; 597 case AC97_PCM_Out_Volume_Mute: 598 case AC97_Master_Volume_Mute: 599 case AC97_Record_Gain_Mute: 600 set_volume(s, addr, val); 601 break; 602 case AC97_Record_Select: 603 record_select(s, val); 604 break; 605 case AC97_Vendor_ID1: 606 case AC97_Vendor_ID2: 607 dolog("Attempt to write vendor ID to 0x%x\n", val); 608 break; 609 case AC97_Extended_Audio_ID: 610 dolog("Attempt to write extended audio ID to 0x%x\n", val); 611 break; 612 case AC97_Extended_Audio_Ctrl_Stat: 613 if (!(val & EACS_VRA)) { 614 mixer_store(s, AC97_PCM_Front_DAC_Rate, 0xbb80); 615 mixer_store(s, AC97_PCM_LR_ADC_Rate, 0xbb80); 616 open_voice(s, PI_INDEX, 48000); 617 open_voice(s, PO_INDEX, 48000); 618 } 619 if (!(val & EACS_VRM)) { 620 mixer_store(s, AC97_MIC_ADC_Rate, 0xbb80); 621 open_voice(s, MC_INDEX, 48000); 622 } 623 dolog("Setting extended audio control to 0x%x\n", val); 624 mixer_store(s, AC97_Extended_Audio_Ctrl_Stat, val); 625 break; 626 case AC97_PCM_Front_DAC_Rate: 627 if (mixer_load(s, AC97_Extended_Audio_Ctrl_Stat) & EACS_VRA) { 628 mixer_store(s, addr, val); 629 dolog("Set front DAC rate to %d\n", val); 630 open_voice(s, PO_INDEX, val); 631 } else { 632 dolog("Attempt to set front DAC rate to %d, but VRA is not set\n", 633 val); 634 } 635 break; 636 case AC97_MIC_ADC_Rate: 637 if (mixer_load(s, AC97_Extended_Audio_Ctrl_Stat) & EACS_VRM) { 638 mixer_store(s, addr, val); 639 dolog("Set MIC ADC rate to %d\n", val); 640 open_voice(s, MC_INDEX, val); 641 } else { 642 dolog("Attempt to set MIC ADC rate to %d, but VRM is not set\n", 643 val); 644 } 645 break; 646 case AC97_PCM_LR_ADC_Rate: 647 if (mixer_load(s, AC97_Extended_Audio_Ctrl_Stat) & EACS_VRA) { 648 mixer_store(s, addr, val); 649 dolog("Set front LR ADC rate to %d\n", val); 650 open_voice(s, PI_INDEX, val); 651 } else { 652 dolog("Attempt to set LR ADC rate to %d, but VRA is not set\n", 653 val); 654 } 655 break; 656 case AC97_Headphone_Volume_Mute: 657 case AC97_Master_Volume_Mono_Mute: 658 case AC97_Master_Tone_RL: 659 case AC97_PC_BEEP_Volume_Mute: 660 case AC97_Phone_Volume_Mute: 661 case AC97_Mic_Volume_Mute: 662 case AC97_Line_In_Volume_Mute: 663 case AC97_CD_Volume_Mute: 664 case AC97_Video_Volume_Mute: 665 case AC97_Aux_Volume_Mute: 666 case AC97_Record_Gain_Mic_Mute: 667 case AC97_General_Purpose: 668 case AC97_3D_Control: 669 case AC97_Sigmatel_Analog: 670 case AC97_Sigmatel_Dac2Invert: 671 /* None of the features in these regs are emulated, so they are RO */ 672 break; 673 default: 674 dolog("U nam writew 0x%x <- 0x%x\n", addr, val); 675 mixer_store(s, addr, val); 676 break; 677 } 678 } 679 680 static void nam_writel(void *opaque, uint32_t addr, uint32_t val) 681 { 682 AC97LinkState *s = opaque; 683 dolog("U nam writel 0x%x <- 0x%x\n", addr, val); 684 s->cas = 0; 685 } 686 687 /** 688 * Native audio bus master 689 * I/O Reads 690 */ 691 static uint32_t nabm_readb(void *opaque, uint32_t addr) 692 { 693 AC97LinkState *s = opaque; 694 AC97BusMasterRegs *r = NULL; 695 uint32_t val = ~0U; 696 697 switch (addr) { 698 case CAS: 699 dolog("CAS %d\n", s->cas); 700 val = s->cas; 701 s->cas = 1; 702 break; 703 case PI_CIV: 704 case PO_CIV: 705 case MC_CIV: 706 r = &s->bm_regs[GET_BM(addr)]; 707 val = r->civ; 708 dolog("CIV[%d] -> 0x%x\n", GET_BM(addr), val); 709 break; 710 case PI_LVI: 711 case PO_LVI: 712 case MC_LVI: 713 r = &s->bm_regs[GET_BM(addr)]; 714 val = r->lvi; 715 dolog("LVI[%d] -> 0x%x\n", GET_BM(addr), val); 716 break; 717 case PI_PIV: 718 case PO_PIV: 719 case MC_PIV: 720 r = &s->bm_regs[GET_BM(addr)]; 721 val = r->piv; 722 dolog("PIV[%d] -> 0x%x\n", GET_BM(addr), val); 723 break; 724 case PI_CR: 725 case PO_CR: 726 case MC_CR: 727 r = &s->bm_regs[GET_BM(addr)]; 728 val = r->cr; 729 dolog("CR[%d] -> 0x%x\n", GET_BM(addr), val); 730 break; 731 case PI_SR: 732 case PO_SR: 733 case MC_SR: 734 r = &s->bm_regs[GET_BM(addr)]; 735 val = r->sr & 0xff; 736 dolog("SRb[%d] -> 0x%x\n", GET_BM(addr), val); 737 break; 738 default: 739 dolog("U nabm readb 0x%x -> 0x%x\n", addr, val); 740 break; 741 } 742 return val; 743 } 744 745 static uint32_t nabm_readw(void *opaque, uint32_t addr) 746 { 747 AC97LinkState *s = opaque; 748 AC97BusMasterRegs *r = NULL; 749 uint32_t val = ~0U; 750 751 switch (addr) { 752 case PI_SR: 753 case PO_SR: 754 case MC_SR: 755 r = &s->bm_regs[GET_BM(addr)]; 756 val = r->sr; 757 dolog("SR[%d] -> 0x%x\n", GET_BM(addr), val); 758 break; 759 case PI_PICB: 760 case PO_PICB: 761 case MC_PICB: 762 r = &s->bm_regs[GET_BM(addr)]; 763 val = r->picb; 764 dolog("PICB[%d] -> 0x%x\n", GET_BM(addr), val); 765 break; 766 default: 767 dolog("U nabm readw 0x%x -> 0x%x\n", addr, val); 768 break; 769 } 770 return val; 771 } 772 773 static uint32_t nabm_readl(void *opaque, uint32_t addr) 774 { 775 AC97LinkState *s = opaque; 776 AC97BusMasterRegs *r = NULL; 777 uint32_t val = ~0U; 778 779 switch (addr) { 780 case PI_BDBAR: 781 case PO_BDBAR: 782 case MC_BDBAR: 783 r = &s->bm_regs[GET_BM(addr)]; 784 val = r->bdbar; 785 dolog("BMADDR[%d] -> 0x%x\n", GET_BM(addr), val); 786 break; 787 case PI_CIV: 788 case PO_CIV: 789 case MC_CIV: 790 r = &s->bm_regs[GET_BM(addr)]; 791 val = r->civ | (r->lvi << 8) | (r->sr << 16); 792 dolog("CIV LVI SR[%d] -> 0x%x, 0x%x, 0x%x\n", GET_BM(addr), 793 r->civ, r->lvi, r->sr); 794 break; 795 case PI_PICB: 796 case PO_PICB: 797 case MC_PICB: 798 r = &s->bm_regs[GET_BM(addr)]; 799 val = r->picb | (r->piv << 16) | (r->cr << 24); 800 dolog("PICB PIV CR[%d] -> 0x%x 0x%x 0x%x 0x%x\n", GET_BM(addr), 801 val, r->picb, r->piv, r->cr); 802 break; 803 case GLOB_CNT: 804 val = s->glob_cnt; 805 dolog("glob_cnt -> 0x%x\n", val); 806 break; 807 case GLOB_STA: 808 val = s->glob_sta | GS_S0CR; 809 dolog("glob_sta -> 0x%x\n", val); 810 break; 811 default: 812 dolog("U nabm readl 0x%x -> 0x%x\n", addr, val); 813 break; 814 } 815 return val; 816 } 817 818 /** 819 * Native audio bus master 820 * I/O Writes 821 */ 822 static void nabm_writeb(void *opaque, uint32_t addr, uint32_t val) 823 { 824 AC97LinkState *s = opaque; 825 AC97BusMasterRegs *r = NULL; 826 827 switch (addr) { 828 case PI_LVI: 829 case PO_LVI: 830 case MC_LVI: 831 r = &s->bm_regs[GET_BM(addr)]; 832 if ((r->cr & CR_RPBM) && (r->sr & SR_DCH)) { 833 r->sr &= ~(SR_DCH | SR_CELV); 834 r->civ = r->piv; 835 r->piv = (r->piv + 1) % 32; 836 fetch_bd(s, r); 837 } 838 r->lvi = val % 32; 839 dolog("LVI[%d] <- 0x%x\n", GET_BM(addr), val); 840 break; 841 case PI_CR: 842 case PO_CR: 843 case MC_CR: 844 r = &s->bm_regs[GET_BM(addr)]; 845 if (val & CR_RR) { 846 reset_bm_regs(s, r); 847 } else { 848 r->cr = val & CR_VALID_MASK; 849 if (!(r->cr & CR_RPBM)) { 850 voice_set_active(s, r - s->bm_regs, 0); 851 r->sr |= SR_DCH; 852 } else { 853 r->civ = r->piv; 854 r->piv = (r->piv + 1) % 32; 855 fetch_bd(s, r); 856 r->sr &= ~SR_DCH; 857 voice_set_active(s, r - s->bm_regs, 1); 858 } 859 } 860 dolog("CR[%d] <- 0x%x (cr 0x%x)\n", GET_BM(addr), val, r->cr); 861 break; 862 case PI_SR: 863 case PO_SR: 864 case MC_SR: 865 r = &s->bm_regs[GET_BM(addr)]; 866 r->sr |= val & ~(SR_RO_MASK | SR_WCLEAR_MASK); 867 update_sr(s, r, r->sr & ~(val & SR_WCLEAR_MASK)); 868 dolog("SR[%d] <- 0x%x (sr 0x%x)\n", GET_BM(addr), val, r->sr); 869 break; 870 default: 871 dolog("U nabm writeb 0x%x <- 0x%x\n", addr, val); 872 break; 873 } 874 } 875 876 static void nabm_writew(void *opaque, uint32_t addr, uint32_t val) 877 { 878 AC97LinkState *s = opaque; 879 AC97BusMasterRegs *r = NULL; 880 881 switch (addr) { 882 case PI_SR: 883 case PO_SR: 884 case MC_SR: 885 r = &s->bm_regs[GET_BM(addr)]; 886 r->sr |= val & ~(SR_RO_MASK | SR_WCLEAR_MASK); 887 update_sr(s, r, r->sr & ~(val & SR_WCLEAR_MASK)); 888 dolog("SR[%d] <- 0x%x (sr 0x%x)\n", GET_BM(addr), val, r->sr); 889 break; 890 default: 891 dolog("U nabm writew 0x%x <- 0x%x\n", addr, val); 892 break; 893 } 894 } 895 896 static void nabm_writel(void *opaque, uint32_t addr, uint32_t val) 897 { 898 AC97LinkState *s = opaque; 899 AC97BusMasterRegs *r = NULL; 900 901 switch (addr) { 902 case PI_BDBAR: 903 case PO_BDBAR: 904 case MC_BDBAR: 905 r = &s->bm_regs[GET_BM(addr)]; 906 r->bdbar = val & ~3; 907 dolog("BDBAR[%d] <- 0x%x (bdbar 0x%x)\n", GET_BM(addr), val, r->bdbar); 908 break; 909 case GLOB_CNT: 910 /* TODO: Handle WR or CR being set (warm/cold reset requests) */ 911 if (!(val & (GC_WR | GC_CR))) { 912 s->glob_cnt = val & GC_VALID_MASK; 913 } 914 dolog("glob_cnt <- 0x%x (glob_cnt 0x%x)\n", val, s->glob_cnt); 915 break; 916 case GLOB_STA: 917 s->glob_sta &= ~(val & GS_WCLEAR_MASK); 918 s->glob_sta |= (val & ~(GS_WCLEAR_MASK | GS_RO_MASK)) & GS_VALID_MASK; 919 dolog("glob_sta <- 0x%x (glob_sta 0x%x)\n", val, s->glob_sta); 920 break; 921 default: 922 dolog("U nabm writel 0x%x <- 0x%x\n", addr, val); 923 break; 924 } 925 } 926 927 static int write_audio(AC97LinkState *s, AC97BusMasterRegs *r, 928 int max, int *stop) 929 { 930 uint8_t tmpbuf[4096]; 931 uint32_t addr = r->bd.addr; 932 uint32_t temp = r->picb << 1; 933 uint32_t written = 0; 934 int to_copy = 0; 935 temp = MIN(temp, max); 936 937 if (!temp) { 938 *stop = 1; 939 return 0; 940 } 941 942 while (temp) { 943 int copied; 944 to_copy = MIN(temp, sizeof(tmpbuf)); 945 pci_dma_read(&s->dev, addr, tmpbuf, to_copy); 946 copied = AUD_write(s->voice_po, tmpbuf, to_copy); 947 dolog("write_audio max=%x to_copy=%x copied=%x\n", 948 max, to_copy, copied); 949 if (!copied) { 950 *stop = 1; 951 break; 952 } 953 temp -= copied; 954 addr += copied; 955 written += copied; 956 } 957 958 if (!temp) { 959 if (to_copy < 4) { 960 dolog("whoops\n"); 961 s->last_samp = 0; 962 } else { 963 s->last_samp = *(uint32_t *)&tmpbuf[to_copy - 4]; 964 } 965 } 966 967 r->bd.addr = addr; 968 return written; 969 } 970 971 static void write_bup(AC97LinkState *s, int elapsed) 972 { 973 dolog("write_bup\n"); 974 if (!(s->bup_flag & BUP_SET)) { 975 if (s->bup_flag & BUP_LAST) { 976 int i; 977 uint8_t *p = s->silence; 978 for (i = 0; i < sizeof(s->silence) / 4; i++, p += 4) { 979 *(uint32_t *) p = s->last_samp; 980 } 981 } else { 982 memset(s->silence, 0, sizeof(s->silence)); 983 } 984 s->bup_flag |= BUP_SET; 985 } 986 987 while (elapsed) { 988 int temp = MIN(elapsed, sizeof(s->silence)); 989 while (temp) { 990 int copied = AUD_write(s->voice_po, s->silence, temp); 991 if (!copied) { 992 return; 993 } 994 temp -= copied; 995 elapsed -= copied; 996 } 997 } 998 } 999 1000 static int read_audio(AC97LinkState *s, AC97BusMasterRegs *r, 1001 int max, int *stop) 1002 { 1003 uint8_t tmpbuf[4096]; 1004 uint32_t addr = r->bd.addr; 1005 uint32_t temp = r->picb << 1; 1006 uint32_t nread = 0; 1007 int to_copy = 0; 1008 SWVoiceIn *voice = (r - s->bm_regs) == MC_INDEX ? s->voice_mc : s->voice_pi; 1009 1010 temp = MIN(temp, max); 1011 1012 if (!temp) { 1013 *stop = 1; 1014 return 0; 1015 } 1016 1017 while (temp) { 1018 int acquired; 1019 to_copy = MIN(temp, sizeof(tmpbuf)); 1020 acquired = AUD_read(voice, tmpbuf, to_copy); 1021 if (!acquired) { 1022 *stop = 1; 1023 break; 1024 } 1025 pci_dma_write(&s->dev, addr, tmpbuf, acquired); 1026 temp -= acquired; 1027 addr += acquired; 1028 nread += acquired; 1029 } 1030 1031 r->bd.addr = addr; 1032 return nread; 1033 } 1034 1035 static void transfer_audio(AC97LinkState *s, int index, int elapsed) 1036 { 1037 AC97BusMasterRegs *r = &s->bm_regs[index]; 1038 int stop = 0; 1039 1040 if (s->invalid_freq[index]) { 1041 AUD_log("ac97", "attempt to use voice %d with invalid frequency %d\n", 1042 index, s->invalid_freq[index]); 1043 return; 1044 } 1045 1046 if (r->sr & SR_DCH) { 1047 if (r->cr & CR_RPBM) { 1048 switch (index) { 1049 case PO_INDEX: 1050 write_bup(s, elapsed); 1051 break; 1052 } 1053 } 1054 return; 1055 } 1056 1057 while ((elapsed >> 1) && !stop) { 1058 int temp; 1059 1060 if (!r->bd_valid) { 1061 dolog("invalid bd\n"); 1062 fetch_bd(s, r); 1063 } 1064 1065 if (!r->picb) { 1066 dolog("fresh bd %d is empty 0x%x 0x%x\n", 1067 r->civ, r->bd.addr, r->bd.ctl_len); 1068 if (r->civ == r->lvi) { 1069 r->sr |= SR_DCH; /* CELV? */ 1070 s->bup_flag = 0; 1071 break; 1072 } 1073 r->sr &= ~SR_CELV; 1074 r->civ = r->piv; 1075 r->piv = (r->piv + 1) % 32; 1076 fetch_bd(s, r); 1077 return; 1078 } 1079 1080 switch (index) { 1081 case PO_INDEX: 1082 temp = write_audio(s, r, elapsed, &stop); 1083 elapsed -= temp; 1084 r->picb -= (temp >> 1); 1085 break; 1086 1087 case PI_INDEX: 1088 case MC_INDEX: 1089 temp = read_audio(s, r, elapsed, &stop); 1090 elapsed -= temp; 1091 r->picb -= (temp >> 1); 1092 break; 1093 } 1094 1095 if (!r->picb) { 1096 uint32_t new_sr = r->sr & ~SR_CELV; 1097 1098 if (r->bd.ctl_len & BD_IOC) { 1099 new_sr |= SR_BCIS; 1100 } 1101 1102 if (r->civ == r->lvi) { 1103 dolog("Underrun civ (%d) == lvi (%d)\n", r->civ, r->lvi); 1104 1105 new_sr |= SR_LVBCI | SR_DCH | SR_CELV; 1106 stop = 1; 1107 s->bup_flag = (r->bd.ctl_len & BD_BUP) ? BUP_LAST : 0; 1108 } else { 1109 r->civ = r->piv; 1110 r->piv = (r->piv + 1) % 32; 1111 fetch_bd(s, r); 1112 } 1113 1114 update_sr(s, r, new_sr); 1115 } 1116 } 1117 } 1118 1119 static void pi_callback(void *opaque, int avail) 1120 { 1121 transfer_audio(opaque, PI_INDEX, avail); 1122 } 1123 1124 static void mc_callback(void *opaque, int avail) 1125 { 1126 transfer_audio(opaque, MC_INDEX, avail); 1127 } 1128 1129 static void po_callback(void *opaque, int free) 1130 { 1131 transfer_audio(opaque, PO_INDEX, free); 1132 } 1133 1134 static const VMStateDescription vmstate_ac97_bm_regs = { 1135 .name = "ac97_bm_regs", 1136 .version_id = 1, 1137 .minimum_version_id = 1, 1138 .fields = (VMStateField[]) { 1139 VMSTATE_UINT32(bdbar, AC97BusMasterRegs), 1140 VMSTATE_UINT8(civ, AC97BusMasterRegs), 1141 VMSTATE_UINT8(lvi, AC97BusMasterRegs), 1142 VMSTATE_UINT16(sr, AC97BusMasterRegs), 1143 VMSTATE_UINT16(picb, AC97BusMasterRegs), 1144 VMSTATE_UINT8(piv, AC97BusMasterRegs), 1145 VMSTATE_UINT8(cr, AC97BusMasterRegs), 1146 VMSTATE_UINT32(bd_valid, AC97BusMasterRegs), 1147 VMSTATE_UINT32(bd.addr, AC97BusMasterRegs), 1148 VMSTATE_UINT32(bd.ctl_len, AC97BusMasterRegs), 1149 VMSTATE_END_OF_LIST() 1150 } 1151 }; 1152 1153 static int ac97_post_load(void *opaque, int version_id) 1154 { 1155 uint8_t active[LAST_INDEX]; 1156 AC97LinkState *s = opaque; 1157 1158 record_select(s, mixer_load(s, AC97_Record_Select)); 1159 set_volume(s, AC97_Master_Volume_Mute, 1160 mixer_load(s, AC97_Master_Volume_Mute)); 1161 set_volume(s, AC97_PCM_Out_Volume_Mute, 1162 mixer_load(s, AC97_PCM_Out_Volume_Mute)); 1163 set_volume(s, AC97_Record_Gain_Mute, 1164 mixer_load(s, AC97_Record_Gain_Mute)); 1165 1166 active[PI_INDEX] = !!(s->bm_regs[PI_INDEX].cr & CR_RPBM); 1167 active[PO_INDEX] = !!(s->bm_regs[PO_INDEX].cr & CR_RPBM); 1168 active[MC_INDEX] = !!(s->bm_regs[MC_INDEX].cr & CR_RPBM); 1169 reset_voices(s, active); 1170 1171 s->bup_flag = 0; 1172 s->last_samp = 0; 1173 return 0; 1174 } 1175 1176 static bool is_version_2(void *opaque, int version_id) 1177 { 1178 return version_id == 2; 1179 } 1180 1181 static const VMStateDescription vmstate_ac97 = { 1182 .name = "ac97", 1183 .version_id = 3, 1184 .minimum_version_id = 2, 1185 .post_load = ac97_post_load, 1186 .fields = (VMStateField[]) { 1187 VMSTATE_PCI_DEVICE(dev, AC97LinkState), 1188 VMSTATE_UINT32(glob_cnt, AC97LinkState), 1189 VMSTATE_UINT32(glob_sta, AC97LinkState), 1190 VMSTATE_UINT32(cas, AC97LinkState), 1191 VMSTATE_STRUCT_ARRAY(bm_regs, AC97LinkState, 3, 1, 1192 vmstate_ac97_bm_regs, AC97BusMasterRegs), 1193 VMSTATE_BUFFER(mixer_data, AC97LinkState), 1194 VMSTATE_UNUSED_TEST(is_version_2, 3), 1195 VMSTATE_END_OF_LIST() 1196 } 1197 }; 1198 1199 static uint64_t nam_read(void *opaque, hwaddr addr, unsigned size) 1200 { 1201 if ((addr / size) > 256) { 1202 return -1; 1203 } 1204 1205 switch (size) { 1206 case 1: 1207 return nam_readb(opaque, addr); 1208 case 2: 1209 return nam_readw(opaque, addr); 1210 case 4: 1211 return nam_readl(opaque, addr); 1212 default: 1213 return -1; 1214 } 1215 } 1216 1217 static void nam_write(void *opaque, hwaddr addr, uint64_t val, 1218 unsigned size) 1219 { 1220 if ((addr / size) > 256) { 1221 return; 1222 } 1223 1224 switch (size) { 1225 case 1: 1226 nam_writeb(opaque, addr, val); 1227 break; 1228 case 2: 1229 nam_writew(opaque, addr, val); 1230 break; 1231 case 4: 1232 nam_writel(opaque, addr, val); 1233 break; 1234 } 1235 } 1236 1237 static const MemoryRegionOps ac97_io_nam_ops = { 1238 .read = nam_read, 1239 .write = nam_write, 1240 .impl = { 1241 .min_access_size = 1, 1242 .max_access_size = 4, 1243 }, 1244 .endianness = DEVICE_LITTLE_ENDIAN, 1245 }; 1246 1247 static uint64_t nabm_read(void *opaque, hwaddr addr, unsigned size) 1248 { 1249 if ((addr / size) > 64) { 1250 return -1; 1251 } 1252 1253 switch (size) { 1254 case 1: 1255 return nabm_readb(opaque, addr); 1256 case 2: 1257 return nabm_readw(opaque, addr); 1258 case 4: 1259 return nabm_readl(opaque, addr); 1260 default: 1261 return -1; 1262 } 1263 } 1264 1265 static void nabm_write(void *opaque, hwaddr addr, uint64_t val, 1266 unsigned size) 1267 { 1268 if ((addr / size) > 64) { 1269 return; 1270 } 1271 1272 switch (size) { 1273 case 1: 1274 nabm_writeb(opaque, addr, val); 1275 break; 1276 case 2: 1277 nabm_writew(opaque, addr, val); 1278 break; 1279 case 4: 1280 nabm_writel(opaque, addr, val); 1281 break; 1282 } 1283 } 1284 1285 1286 static const MemoryRegionOps ac97_io_nabm_ops = { 1287 .read = nabm_read, 1288 .write = nabm_write, 1289 .impl = { 1290 .min_access_size = 1, 1291 .max_access_size = 4, 1292 }, 1293 .endianness = DEVICE_LITTLE_ENDIAN, 1294 }; 1295 1296 static void ac97_on_reset(DeviceState *dev) 1297 { 1298 AC97LinkState *s = container_of(dev, AC97LinkState, dev.qdev); 1299 1300 reset_bm_regs(s, &s->bm_regs[0]); 1301 reset_bm_regs(s, &s->bm_regs[1]); 1302 reset_bm_regs(s, &s->bm_regs[2]); 1303 1304 /* 1305 * Reset the mixer too. The Windows XP driver seems to rely on 1306 * this. At least it wants to read the vendor id before it resets 1307 * the codec manually. 1308 */ 1309 mixer_reset(s); 1310 } 1311 1312 static void ac97_realize(PCIDevice *dev, Error **errp) 1313 { 1314 AC97LinkState *s = AC97(dev); 1315 uint8_t *c = s->dev.config; 1316 1317 /* TODO: no need to override */ 1318 c[PCI_COMMAND] = 0x00; /* pcicmd pci command rw, ro */ 1319 c[PCI_COMMAND + 1] = 0x00; 1320 1321 /* TODO: */ 1322 c[PCI_STATUS] = PCI_STATUS_FAST_BACK; /* pcists pci status rwc, ro */ 1323 c[PCI_STATUS + 1] = PCI_STATUS_DEVSEL_MEDIUM >> 8; 1324 1325 c[PCI_CLASS_PROG] = 0x00; /* pi programming interface ro */ 1326 1327 /* TODO set when bar is registered. no need to override. */ 1328 /* nabmar native audio mixer base address rw */ 1329 c[PCI_BASE_ADDRESS_0] = PCI_BASE_ADDRESS_SPACE_IO; 1330 c[PCI_BASE_ADDRESS_0 + 1] = 0x00; 1331 c[PCI_BASE_ADDRESS_0 + 2] = 0x00; 1332 c[PCI_BASE_ADDRESS_0 + 3] = 0x00; 1333 1334 /* TODO set when bar is registered. no need to override. */ 1335 /* nabmbar native audio bus mastering base address rw */ 1336 c[PCI_BASE_ADDRESS_0 + 4] = PCI_BASE_ADDRESS_SPACE_IO; 1337 c[PCI_BASE_ADDRESS_0 + 5] = 0x00; 1338 c[PCI_BASE_ADDRESS_0 + 6] = 0x00; 1339 c[PCI_BASE_ADDRESS_0 + 7] = 0x00; 1340 1341 c[PCI_INTERRUPT_LINE] = 0x00; /* intr_ln interrupt line rw */ 1342 c[PCI_INTERRUPT_PIN] = 0x01; /* intr_pn interrupt pin ro */ 1343 1344 memory_region_init_io(&s->io_nam, OBJECT(s), &ac97_io_nam_ops, s, 1345 "ac97-nam", 1024); 1346 memory_region_init_io(&s->io_nabm, OBJECT(s), &ac97_io_nabm_ops, s, 1347 "ac97-nabm", 256); 1348 pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_nam); 1349 pci_register_bar(&s->dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->io_nabm); 1350 AUD_register_card("ac97", &s->card); 1351 ac97_on_reset(DEVICE(s)); 1352 } 1353 1354 static void ac97_exit(PCIDevice *dev) 1355 { 1356 AC97LinkState *s = AC97(dev); 1357 1358 AUD_close_in(&s->card, s->voice_pi); 1359 AUD_close_out(&s->card, s->voice_po); 1360 AUD_close_in(&s->card, s->voice_mc); 1361 AUD_remove_card(&s->card); 1362 } 1363 1364 static Property ac97_properties[] = { 1365 DEFINE_AUDIO_PROPERTIES(AC97LinkState, card), 1366 DEFINE_PROP_END_OF_LIST(), 1367 }; 1368 1369 static void ac97_class_init(ObjectClass *klass, void *data) 1370 { 1371 DeviceClass *dc = DEVICE_CLASS(klass); 1372 PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 1373 1374 k->realize = ac97_realize; 1375 k->exit = ac97_exit; 1376 k->vendor_id = PCI_VENDOR_ID_INTEL; 1377 k->device_id = PCI_DEVICE_ID_INTEL_82801AA_5; 1378 k->revision = 0x01; 1379 k->class_id = PCI_CLASS_MULTIMEDIA_AUDIO; 1380 set_bit(DEVICE_CATEGORY_SOUND, dc->categories); 1381 dc->desc = "Intel 82801AA AC97 Audio"; 1382 dc->vmsd = &vmstate_ac97; 1383 device_class_set_props(dc, ac97_properties); 1384 dc->reset = ac97_on_reset; 1385 } 1386 1387 static const TypeInfo ac97_info = { 1388 .name = TYPE_AC97, 1389 .parent = TYPE_PCI_DEVICE, 1390 .instance_size = sizeof(AC97LinkState), 1391 .class_init = ac97_class_init, 1392 .interfaces = (InterfaceInfo[]) { 1393 { INTERFACE_CONVENTIONAL_PCI_DEVICE }, 1394 { }, 1395 }, 1396 }; 1397 1398 static void ac97_register_types(void) 1399 { 1400 type_register_static(&ac97_info); 1401 deprecated_register_soundhw("ac97", "Intel 82801AA AC97 Audio", 1402 0, TYPE_AC97); 1403 } 1404 1405 type_init(ac97_register_types)