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 29 enum { 30 AC97_Reset = 0x00, 31 AC97_Master_Volume_Mute = 0x02, 32 AC97_Headphone_Volume_Mute = 0x04, 33 AC97_Master_Volume_Mono_Mute = 0x06, 34 AC97_Master_Tone_RL = 0x08, 35 AC97_PC_BEEP_Volume_Mute = 0x0A, 36 AC97_Phone_Volume_Mute = 0x0C, 37 AC97_Mic_Volume_Mute = 0x0E, 38 AC97_Line_In_Volume_Mute = 0x10, 39 AC97_CD_Volume_Mute = 0x12, 40 AC97_Video_Volume_Mute = 0x14, 41 AC97_Aux_Volume_Mute = 0x16, 42 AC97_PCM_Out_Volume_Mute = 0x18, 43 AC97_Record_Select = 0x1A, 44 AC97_Record_Gain_Mute = 0x1C, 45 AC97_Record_Gain_Mic_Mute = 0x1E, 46 AC97_General_Purpose = 0x20, 47 AC97_3D_Control = 0x22, 48 AC97_AC_97_RESERVED = 0x24, 49 AC97_Powerdown_Ctrl_Stat = 0x26, 50 AC97_Extended_Audio_ID = 0x28, 51 AC97_Extended_Audio_Ctrl_Stat = 0x2A, 52 AC97_PCM_Front_DAC_Rate = 0x2C, 53 AC97_PCM_Surround_DAC_Rate = 0x2E, 54 AC97_PCM_LFE_DAC_Rate = 0x30, 55 AC97_PCM_LR_ADC_Rate = 0x32, 56 AC97_MIC_ADC_Rate = 0x34, 57 AC97_6Ch_Vol_C_LFE_Mute = 0x36, 58 AC97_6Ch_Vol_L_R_Surround_Mute = 0x38, 59 AC97_Vendor_Reserved = 0x58, 60 AC97_Sigmatel_Analog = 0x6c, /* We emulate a Sigmatel codec */ 61 AC97_Sigmatel_Dac2Invert = 0x6e, /* We emulate a Sigmatel codec */ 62 AC97_Vendor_ID1 = 0x7c, 63 AC97_Vendor_ID2 = 0x7e 64 }; 65 66 #define SOFT_VOLUME 67 #define SR_FIFOE 16 /* rwc */ 68 #define SR_BCIS 8 /* rwc */ 69 #define SR_LVBCI 4 /* rwc */ 70 #define SR_CELV 2 /* ro */ 71 #define SR_DCH 1 /* ro */ 72 #define SR_VALID_MASK ((1 << 5) - 1) 73 #define SR_WCLEAR_MASK (SR_FIFOE | SR_BCIS | SR_LVBCI) 74 #define SR_RO_MASK (SR_DCH | SR_CELV) 75 #define SR_INT_MASK (SR_FIFOE | SR_BCIS | SR_LVBCI) 76 77 #define CR_IOCE 16 /* rw */ 78 #define CR_FEIE 8 /* rw */ 79 #define CR_LVBIE 4 /* rw */ 80 #define CR_RR 2 /* rw */ 81 #define CR_RPBM 1 /* rw */ 82 #define CR_VALID_MASK ((1 << 5) - 1) 83 #define CR_DONT_CLEAR_MASK (CR_IOCE | CR_FEIE | CR_LVBIE) 84 85 #define GC_WR 4 /* rw */ 86 #define GC_CR 2 /* rw */ 87 #define GC_VALID_MASK ((1 << 6) - 1) 88 89 #define GS_MD3 (1<<17) /* rw */ 90 #define GS_AD3 (1<<16) /* rw */ 91 #define GS_RCS (1<<15) /* rwc */ 92 #define GS_B3S12 (1<<14) /* ro */ 93 #define GS_B2S12 (1<<13) /* ro */ 94 #define GS_B1S12 (1<<12) /* ro */ 95 #define GS_S1R1 (1<<11) /* rwc */ 96 #define GS_S0R1 (1<<10) /* rwc */ 97 #define GS_S1CR (1<<9) /* ro */ 98 #define GS_S0CR (1<<8) /* ro */ 99 #define GS_MINT (1<<7) /* ro */ 100 #define GS_POINT (1<<6) /* ro */ 101 #define GS_PIINT (1<<5) /* ro */ 102 #define GS_RSRVD ((1<<4)|(1<<3)) 103 #define GS_MOINT (1<<2) /* ro */ 104 #define GS_MIINT (1<<1) /* ro */ 105 #define GS_GSCI 1 /* rwc */ 106 #define GS_RO_MASK (GS_B3S12| \ 107 GS_B2S12| \ 108 GS_B1S12| \ 109 GS_S1CR| \ 110 GS_S0CR| \ 111 GS_MINT| \ 112 GS_POINT| \ 113 GS_PIINT| \ 114 GS_RSRVD| \ 115 GS_MOINT| \ 116 GS_MIINT) 117 #define GS_VALID_MASK ((1 << 18) - 1) 118 #define GS_WCLEAR_MASK (GS_RCS|GS_S1R1|GS_S0R1|GS_GSCI) 119 120 #define BD_IOC (1<<31) 121 #define BD_BUP (1<<30) 122 123 #define EACS_VRA 1 124 #define EACS_VRM 8 125 126 #define MUTE_SHIFT 15 127 128 #define TYPE_AC97 "AC97" 129 #define AC97(obj) \ 130 OBJECT_CHECK(AC97LinkState, (obj), TYPE_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 typedef struct AC97LinkState { 162 PCIDevice dev; 163 QEMUSoundCard card; 164 uint32_t use_broken_id; 165 uint32_t glob_cnt; 166 uint32_t glob_sta; 167 uint32_t cas; 168 uint32_t last_samp; 169 AC97BusMasterRegs bm_regs[3]; 170 uint8_t mixer_data[256]; 171 SWVoiceIn *voice_pi; 172 SWVoiceOut *voice_po; 173 SWVoiceIn *voice_mc; 174 int invalid_freq[3]; 175 uint8_t silence[128]; 176 int bup_flag; 177 MemoryRegion io_nam; 178 MemoryRegion io_nabm; 179 } AC97LinkState; 180 181 enum { 182 BUP_SET = 1, 183 BUP_LAST = 2 184 }; 185 186 #ifdef DEBUG_AC97 187 #define dolog(...) AUD_log ("ac97", __VA_ARGS__) 188 #else 189 #define dolog(...) 190 #endif 191 192 #define MKREGS(prefix, start) \ 193 enum { \ 194 prefix ## _BDBAR = start, \ 195 prefix ## _CIV = start + 4, \ 196 prefix ## _LVI = start + 5, \ 197 prefix ## _SR = start + 6, \ 198 prefix ## _PICB = start + 8, \ 199 prefix ## _PIV = start + 10, \ 200 prefix ## _CR = start + 11 \ 201 } 202 203 enum { 204 PI_INDEX = 0, 205 PO_INDEX, 206 MC_INDEX, 207 LAST_INDEX 208 }; 209 210 MKREGS (PI, PI_INDEX * 16); 211 MKREGS (PO, PO_INDEX * 16); 212 MKREGS (MC, MC_INDEX * 16); 213 214 enum { 215 GLOB_CNT = 0x2c, 216 GLOB_STA = 0x30, 217 CAS = 0x34 218 }; 219 220 #define GET_BM(index) (((index) >> 4) & 3) 221 222 static void po_callback (void *opaque, int free); 223 static void pi_callback (void *opaque, int avail); 224 static void mc_callback (void *opaque, int avail); 225 226 static void warm_reset (AC97LinkState *s) 227 { 228 (void) s; 229 } 230 231 static void cold_reset (AC97LinkState * s) 232 { 233 (void) s; 234 } 235 236 static void fetch_bd (AC97LinkState *s, AC97BusMasterRegs *r) 237 { 238 uint8_t b[8]; 239 240 pci_dma_read (&s->dev, r->bdbar + r->civ * 8, b, 8); 241 r->bd_valid = 1; 242 r->bd.addr = le32_to_cpu (*(uint32_t *) &b[0]) & ~3; 243 r->bd.ctl_len = le32_to_cpu (*(uint32_t *) &b[4]); 244 r->picb = r->bd.ctl_len & 0xffff; 245 dolog ("bd %2d addr=%#x ctl=%#06x len=%#x(%d bytes)\n", 246 r->civ, r->bd.addr, r->bd.ctl_len >> 16, 247 r->bd.ctl_len & 0xffff, 248 (r->bd.ctl_len & 0xffff) << 1); 249 } 250 251 static void update_sr (AC97LinkState *s, AC97BusMasterRegs *r, uint32_t new_sr) 252 { 253 int event = 0; 254 int level = 0; 255 uint32_t new_mask = new_sr & SR_INT_MASK; 256 uint32_t old_mask = r->sr & SR_INT_MASK; 257 uint32_t masks[] = {GS_PIINT, GS_POINT, GS_MINT}; 258 259 if (new_mask ^ old_mask) { 260 /** @todo is IRQ deasserted when only one of status bits is cleared? */ 261 if (!new_mask) { 262 event = 1; 263 level = 0; 264 } 265 else { 266 if ((new_mask & SR_LVBCI) && (r->cr & CR_LVBIE)) { 267 event = 1; 268 level = 1; 269 } 270 if ((new_mask & SR_BCIS) && (r->cr & CR_IOCE)) { 271 event = 1; 272 level = 1; 273 } 274 } 275 } 276 277 r->sr = new_sr; 278 279 dolog ("IOC%d LVB%d sr=%#x event=%d level=%d\n", 280 r->sr & SR_BCIS, r->sr & SR_LVBCI, 281 r->sr, 282 event, level); 283 284 if (!event) 285 return; 286 287 if (level) { 288 s->glob_sta |= masks[r - s->bm_regs]; 289 dolog ("set irq level=1\n"); 290 pci_irq_assert(&s->dev); 291 } 292 else { 293 s->glob_sta &= ~masks[r - s->bm_regs]; 294 dolog ("set irq level=0\n"); 295 pci_irq_deassert(&s->dev); 296 } 297 } 298 299 static void voice_set_active (AC97LinkState *s, int bm_index, int on) 300 { 301 switch (bm_index) { 302 case PI_INDEX: 303 AUD_set_active_in (s->voice_pi, on); 304 break; 305 306 case PO_INDEX: 307 AUD_set_active_out (s->voice_po, on); 308 break; 309 310 case MC_INDEX: 311 AUD_set_active_in (s->voice_mc, on); 312 break; 313 314 default: 315 AUD_log ("ac97", "invalid bm_index(%d) in voice_set_active", bm_index); 316 break; 317 } 318 } 319 320 static void reset_bm_regs (AC97LinkState *s, AC97BusMasterRegs *r) 321 { 322 dolog ("reset_bm_regs\n"); 323 r->bdbar = 0; 324 r->civ = 0; 325 r->lvi = 0; 326 /** todo do we need to do that? */ 327 update_sr (s, r, SR_DCH); 328 r->picb = 0; 329 r->piv = 0; 330 r->cr = r->cr & CR_DONT_CLEAR_MASK; 331 r->bd_valid = 0; 332 333 voice_set_active (s, r - s->bm_regs, 0); 334 memset (s->silence, 0, sizeof (s->silence)); 335 } 336 337 static void mixer_store (AC97LinkState *s, uint32_t i, uint16_t v) 338 { 339 if (i + 2 > sizeof (s->mixer_data)) { 340 dolog ("mixer_store: index %d out of bounds %zd\n", 341 i, sizeof (s->mixer_data)); 342 return; 343 } 344 345 s->mixer_data[i + 0] = v & 0xff; 346 s->mixer_data[i + 1] = v >> 8; 347 } 348 349 static uint16_t mixer_load (AC97LinkState *s, uint32_t i) 350 { 351 uint16_t val = 0xffff; 352 353 if (i + 2 > sizeof (s->mixer_data)) { 354 dolog ("mixer_load: index %d out of bounds %zd\n", 355 i, sizeof (s->mixer_data)); 356 } 357 else { 358 val = s->mixer_data[i + 0] | (s->mixer_data[i + 1] << 8); 359 } 360 361 return val; 362 } 363 364 static void open_voice (AC97LinkState *s, int index, int freq) 365 { 366 struct audsettings as; 367 368 as.freq = freq; 369 as.nchannels = 2; 370 as.fmt = AUDIO_FORMAT_S16; 371 as.endianness = 0; 372 373 if (freq > 0) { 374 s->invalid_freq[index] = 0; 375 switch (index) { 376 case PI_INDEX: 377 s->voice_pi = AUD_open_in ( 378 &s->card, 379 s->voice_pi, 380 "ac97.pi", 381 s, 382 pi_callback, 383 &as 384 ); 385 break; 386 387 case PO_INDEX: 388 s->voice_po = AUD_open_out ( 389 &s->card, 390 s->voice_po, 391 "ac97.po", 392 s, 393 po_callback, 394 &as 395 ); 396 break; 397 398 case MC_INDEX: 399 s->voice_mc = AUD_open_in ( 400 &s->card, 401 s->voice_mc, 402 "ac97.mc", 403 s, 404 mc_callback, 405 &as 406 ); 407 break; 408 } 409 } 410 else { 411 s->invalid_freq[index] = freq; 412 switch (index) { 413 case PI_INDEX: 414 AUD_close_in (&s->card, s->voice_pi); 415 s->voice_pi = NULL; 416 break; 417 418 case PO_INDEX: 419 AUD_close_out (&s->card, s->voice_po); 420 s->voice_po = NULL; 421 break; 422 423 case MC_INDEX: 424 AUD_close_in (&s->card, s->voice_mc); 425 s->voice_mc = NULL; 426 break; 427 } 428 } 429 } 430 431 static void reset_voices (AC97LinkState *s, uint8_t active[LAST_INDEX]) 432 { 433 uint16_t freq; 434 435 freq = mixer_load (s, AC97_PCM_LR_ADC_Rate); 436 open_voice (s, PI_INDEX, freq); 437 AUD_set_active_in (s->voice_pi, active[PI_INDEX]); 438 439 freq = mixer_load (s, AC97_PCM_Front_DAC_Rate); 440 open_voice (s, PO_INDEX, freq); 441 AUD_set_active_out (s->voice_po, active[PO_INDEX]); 442 443 freq = mixer_load (s, AC97_MIC_ADC_Rate); 444 open_voice (s, MC_INDEX, freq); 445 AUD_set_active_in (s->voice_mc, active[MC_INDEX]); 446 } 447 448 static void get_volume (uint16_t vol, uint16_t mask, int inverse, 449 int *mute, uint8_t *lvol, uint8_t *rvol) 450 { 451 *mute = (vol >> MUTE_SHIFT) & 1; 452 *rvol = (255 * (vol & mask)) / mask; 453 *lvol = (255 * ((vol >> 8) & mask)) / mask; 454 455 if (inverse) { 456 *rvol = 255 - *rvol; 457 *lvol = 255 - *lvol; 458 } 459 } 460 461 static void update_combined_volume_out (AC97LinkState *s) 462 { 463 uint8_t lvol, rvol, plvol, prvol; 464 int mute, pmute; 465 466 get_volume (mixer_load (s, AC97_Master_Volume_Mute), 0x3f, 1, 467 &mute, &lvol, &rvol); 468 get_volume (mixer_load (s, AC97_PCM_Out_Volume_Mute), 0x1f, 1, 469 &pmute, &plvol, &prvol); 470 471 mute = mute | pmute; 472 lvol = (lvol * plvol) / 255; 473 rvol = (rvol * prvol) / 255; 474 475 AUD_set_volume_out (s->voice_po, mute, lvol, rvol); 476 } 477 478 static void update_volume_in (AC97LinkState *s) 479 { 480 uint8_t lvol, rvol; 481 int mute; 482 483 get_volume (mixer_load (s, AC97_Record_Gain_Mute), 0x0f, 0, 484 &mute, &lvol, &rvol); 485 486 AUD_set_volume_in (s->voice_pi, mute, lvol, rvol); 487 } 488 489 static void set_volume (AC97LinkState *s, int index, uint32_t val) 490 { 491 switch (index) { 492 case AC97_Master_Volume_Mute: 493 val &= 0xbf3f; 494 mixer_store (s, index, val); 495 update_combined_volume_out (s); 496 break; 497 case AC97_PCM_Out_Volume_Mute: 498 val &= 0x9f1f; 499 mixer_store (s, index, val); 500 update_combined_volume_out (s); 501 break; 502 case AC97_Record_Gain_Mute: 503 val &= 0x8f0f; 504 mixer_store (s, index, val); 505 update_volume_in (s); 506 break; 507 } 508 } 509 510 static void record_select (AC97LinkState *s, uint32_t val) 511 { 512 uint8_t rs = val & REC_MASK; 513 uint8_t ls = (val >> 8) & REC_MASK; 514 mixer_store (s, AC97_Record_Select, rs | (ls << 8)); 515 } 516 517 static void mixer_reset (AC97LinkState *s) 518 { 519 uint8_t active[LAST_INDEX]; 520 521 dolog ("mixer_reset\n"); 522 memset (s->mixer_data, 0, sizeof (s->mixer_data)); 523 memset (active, 0, sizeof (active)); 524 mixer_store (s, AC97_Reset , 0x0000); /* 6940 */ 525 mixer_store (s, AC97_Headphone_Volume_Mute , 0x0000); 526 mixer_store (s, AC97_Master_Volume_Mono_Mute , 0x0000); 527 mixer_store (s, AC97_Master_Tone_RL, 0x0000); 528 mixer_store (s, AC97_PC_BEEP_Volume_Mute , 0x0000); 529 mixer_store (s, AC97_Phone_Volume_Mute , 0x0000); 530 mixer_store (s, AC97_Mic_Volume_Mute , 0x0000); 531 mixer_store (s, AC97_Line_In_Volume_Mute , 0x0000); 532 mixer_store (s, AC97_CD_Volume_Mute , 0x0000); 533 mixer_store (s, AC97_Video_Volume_Mute , 0x0000); 534 mixer_store (s, AC97_Aux_Volume_Mute , 0x0000); 535 mixer_store (s, AC97_Record_Gain_Mic_Mute , 0x0000); 536 mixer_store (s, AC97_General_Purpose , 0x0000); 537 mixer_store (s, AC97_3D_Control , 0x0000); 538 mixer_store (s, AC97_Powerdown_Ctrl_Stat , 0x000f); 539 540 /* 541 * Sigmatel 9700 (STAC9700) 542 */ 543 mixer_store (s, AC97_Vendor_ID1 , 0x8384); 544 mixer_store (s, AC97_Vendor_ID2 , 0x7600); /* 7608 */ 545 546 mixer_store (s, AC97_Extended_Audio_ID , 0x0809); 547 mixer_store (s, AC97_Extended_Audio_Ctrl_Stat, 0x0009); 548 mixer_store (s, AC97_PCM_Front_DAC_Rate , 0xbb80); 549 mixer_store (s, AC97_PCM_Surround_DAC_Rate , 0xbb80); 550 mixer_store (s, AC97_PCM_LFE_DAC_Rate , 0xbb80); 551 mixer_store (s, AC97_PCM_LR_ADC_Rate , 0xbb80); 552 mixer_store (s, AC97_MIC_ADC_Rate , 0xbb80); 553 554 record_select (s, 0); 555 set_volume (s, AC97_Master_Volume_Mute, 0x8000); 556 set_volume (s, AC97_PCM_Out_Volume_Mute, 0x8808); 557 set_volume (s, AC97_Record_Gain_Mute, 0x8808); 558 559 reset_voices (s, active); 560 } 561 562 /** 563 * Native audio mixer 564 * I/O Reads 565 */ 566 static uint32_t nam_readb (void *opaque, uint32_t addr) 567 { 568 AC97LinkState *s = opaque; 569 dolog ("U nam readb %#x\n", addr); 570 s->cas = 0; 571 return ~0U; 572 } 573 574 static uint32_t nam_readw (void *opaque, uint32_t addr) 575 { 576 AC97LinkState *s = opaque; 577 uint32_t val = ~0U; 578 uint32_t index = addr; 579 s->cas = 0; 580 val = mixer_load (s, index); 581 return val; 582 } 583 584 static uint32_t nam_readl (void *opaque, uint32_t addr) 585 { 586 AC97LinkState *s = opaque; 587 dolog ("U nam readl %#x\n", addr); 588 s->cas = 0; 589 return ~0U; 590 } 591 592 /** 593 * Native audio mixer 594 * I/O Writes 595 */ 596 static void nam_writeb (void *opaque, uint32_t addr, uint32_t val) 597 { 598 AC97LinkState *s = opaque; 599 dolog ("U nam writeb %#x <- %#x\n", addr, val); 600 s->cas = 0; 601 } 602 603 static void nam_writew (void *opaque, uint32_t addr, uint32_t val) 604 { 605 AC97LinkState *s = opaque; 606 uint32_t index = addr; 607 s->cas = 0; 608 switch (index) { 609 case AC97_Reset: 610 mixer_reset (s); 611 break; 612 case AC97_Powerdown_Ctrl_Stat: 613 val &= ~0x800f; 614 val |= mixer_load (s, index) & 0xf; 615 mixer_store (s, index, val); 616 break; 617 case AC97_PCM_Out_Volume_Mute: 618 case AC97_Master_Volume_Mute: 619 case AC97_Record_Gain_Mute: 620 set_volume (s, index, val); 621 break; 622 case AC97_Record_Select: 623 record_select (s, val); 624 break; 625 case AC97_Vendor_ID1: 626 case AC97_Vendor_ID2: 627 dolog ("Attempt to write vendor ID to %#x\n", val); 628 break; 629 case AC97_Extended_Audio_ID: 630 dolog ("Attempt to write extended audio ID to %#x\n", val); 631 break; 632 case AC97_Extended_Audio_Ctrl_Stat: 633 if (!(val & EACS_VRA)) { 634 mixer_store (s, AC97_PCM_Front_DAC_Rate, 0xbb80); 635 mixer_store (s, AC97_PCM_LR_ADC_Rate, 0xbb80); 636 open_voice (s, PI_INDEX, 48000); 637 open_voice (s, PO_INDEX, 48000); 638 } 639 if (!(val & EACS_VRM)) { 640 mixer_store (s, AC97_MIC_ADC_Rate, 0xbb80); 641 open_voice (s, MC_INDEX, 48000); 642 } 643 dolog ("Setting extended audio control to %#x\n", val); 644 mixer_store (s, AC97_Extended_Audio_Ctrl_Stat, val); 645 break; 646 case AC97_PCM_Front_DAC_Rate: 647 if (mixer_load (s, AC97_Extended_Audio_Ctrl_Stat) & EACS_VRA) { 648 mixer_store (s, index, val); 649 dolog ("Set front DAC rate to %d\n", val); 650 open_voice (s, PO_INDEX, val); 651 } 652 else { 653 dolog ("Attempt to set front DAC rate to %d, " 654 "but VRA is not set\n", 655 val); 656 } 657 break; 658 case AC97_MIC_ADC_Rate: 659 if (mixer_load (s, AC97_Extended_Audio_Ctrl_Stat) & EACS_VRM) { 660 mixer_store (s, index, val); 661 dolog ("Set MIC ADC rate to %d\n", val); 662 open_voice (s, MC_INDEX, val); 663 } 664 else { 665 dolog ("Attempt to set MIC ADC rate to %d, " 666 "but VRM is not set\n", 667 val); 668 } 669 break; 670 case AC97_PCM_LR_ADC_Rate: 671 if (mixer_load (s, AC97_Extended_Audio_Ctrl_Stat) & EACS_VRA) { 672 mixer_store (s, index, val); 673 dolog ("Set front LR ADC rate to %d\n", val); 674 open_voice (s, PI_INDEX, val); 675 } 676 else { 677 dolog ("Attempt to set LR ADC rate to %d, but VRA is not set\n", 678 val); 679 } 680 break; 681 case AC97_Headphone_Volume_Mute: 682 case AC97_Master_Volume_Mono_Mute: 683 case AC97_Master_Tone_RL: 684 case AC97_PC_BEEP_Volume_Mute: 685 case AC97_Phone_Volume_Mute: 686 case AC97_Mic_Volume_Mute: 687 case AC97_Line_In_Volume_Mute: 688 case AC97_CD_Volume_Mute: 689 case AC97_Video_Volume_Mute: 690 case AC97_Aux_Volume_Mute: 691 case AC97_Record_Gain_Mic_Mute: 692 case AC97_General_Purpose: 693 case AC97_3D_Control: 694 case AC97_Sigmatel_Analog: 695 case AC97_Sigmatel_Dac2Invert: 696 /* None of the features in these regs are emulated, so they are RO */ 697 break; 698 default: 699 dolog ("U nam writew %#x <- %#x\n", addr, val); 700 mixer_store (s, index, val); 701 break; 702 } 703 } 704 705 static void nam_writel (void *opaque, uint32_t addr, uint32_t val) 706 { 707 AC97LinkState *s = opaque; 708 dolog ("U nam writel %#x <- %#x\n", addr, val); 709 s->cas = 0; 710 } 711 712 /** 713 * Native audio bus master 714 * I/O Reads 715 */ 716 static uint32_t nabm_readb (void *opaque, uint32_t addr) 717 { 718 AC97LinkState *s = opaque; 719 AC97BusMasterRegs *r = NULL; 720 uint32_t index = addr; 721 uint32_t val = ~0U; 722 723 switch (index) { 724 case CAS: 725 dolog ("CAS %d\n", s->cas); 726 val = s->cas; 727 s->cas = 1; 728 break; 729 case PI_CIV: 730 case PO_CIV: 731 case MC_CIV: 732 r = &s->bm_regs[GET_BM (index)]; 733 val = r->civ; 734 dolog ("CIV[%d] -> %#x\n", GET_BM (index), val); 735 break; 736 case PI_LVI: 737 case PO_LVI: 738 case MC_LVI: 739 r = &s->bm_regs[GET_BM (index)]; 740 val = r->lvi; 741 dolog ("LVI[%d] -> %#x\n", GET_BM (index), val); 742 break; 743 case PI_PIV: 744 case PO_PIV: 745 case MC_PIV: 746 r = &s->bm_regs[GET_BM (index)]; 747 val = r->piv; 748 dolog ("PIV[%d] -> %#x\n", GET_BM (index), val); 749 break; 750 case PI_CR: 751 case PO_CR: 752 case MC_CR: 753 r = &s->bm_regs[GET_BM (index)]; 754 val = r->cr; 755 dolog ("CR[%d] -> %#x\n", GET_BM (index), val); 756 break; 757 case PI_SR: 758 case PO_SR: 759 case MC_SR: 760 r = &s->bm_regs[GET_BM (index)]; 761 val = r->sr & 0xff; 762 dolog ("SRb[%d] -> %#x\n", GET_BM (index), val); 763 break; 764 default: 765 dolog ("U nabm readb %#x -> %#x\n", addr, val); 766 break; 767 } 768 return val; 769 } 770 771 static uint32_t nabm_readw (void *opaque, uint32_t addr) 772 { 773 AC97LinkState *s = opaque; 774 AC97BusMasterRegs *r = NULL; 775 uint32_t index = addr; 776 uint32_t val = ~0U; 777 778 switch (index) { 779 case PI_SR: 780 case PO_SR: 781 case MC_SR: 782 r = &s->bm_regs[GET_BM (index)]; 783 val = r->sr; 784 dolog ("SR[%d] -> %#x\n", GET_BM (index), val); 785 break; 786 case PI_PICB: 787 case PO_PICB: 788 case MC_PICB: 789 r = &s->bm_regs[GET_BM (index)]; 790 val = r->picb; 791 dolog ("PICB[%d] -> %#x\n", GET_BM (index), val); 792 break; 793 default: 794 dolog ("U nabm readw %#x -> %#x\n", addr, val); 795 break; 796 } 797 return val; 798 } 799 800 static uint32_t nabm_readl (void *opaque, uint32_t addr) 801 { 802 AC97LinkState *s = opaque; 803 AC97BusMasterRegs *r = NULL; 804 uint32_t index = addr; 805 uint32_t val = ~0U; 806 807 switch (index) { 808 case PI_BDBAR: 809 case PO_BDBAR: 810 case MC_BDBAR: 811 r = &s->bm_regs[GET_BM (index)]; 812 val = r->bdbar; 813 dolog ("BMADDR[%d] -> %#x\n", GET_BM (index), val); 814 break; 815 case PI_CIV: 816 case PO_CIV: 817 case MC_CIV: 818 r = &s->bm_regs[GET_BM (index)]; 819 val = r->civ | (r->lvi << 8) | (r->sr << 16); 820 dolog ("CIV LVI SR[%d] -> %#x, %#x, %#x\n", GET_BM (index), 821 r->civ, r->lvi, r->sr); 822 break; 823 case PI_PICB: 824 case PO_PICB: 825 case MC_PICB: 826 r = &s->bm_regs[GET_BM (index)]; 827 val = r->picb | (r->piv << 16) | (r->cr << 24); 828 dolog ("PICB PIV CR[%d] -> %#x %#x %#x %#x\n", GET_BM (index), 829 val, r->picb, r->piv, r->cr); 830 break; 831 case GLOB_CNT: 832 val = s->glob_cnt; 833 dolog ("glob_cnt -> %#x\n", val); 834 break; 835 case GLOB_STA: 836 val = s->glob_sta | GS_S0CR; 837 dolog ("glob_sta -> %#x\n", val); 838 break; 839 default: 840 dolog ("U nabm readl %#x -> %#x\n", addr, val); 841 break; 842 } 843 return val; 844 } 845 846 /** 847 * Native audio bus master 848 * I/O Writes 849 */ 850 static void nabm_writeb (void *opaque, uint32_t addr, uint32_t val) 851 { 852 AC97LinkState *s = opaque; 853 AC97BusMasterRegs *r = NULL; 854 uint32_t index = addr; 855 switch (index) { 856 case PI_LVI: 857 case PO_LVI: 858 case MC_LVI: 859 r = &s->bm_regs[GET_BM (index)]; 860 if ((r->cr & CR_RPBM) && (r->sr & SR_DCH)) { 861 r->sr &= ~(SR_DCH | SR_CELV); 862 r->civ = r->piv; 863 r->piv = (r->piv + 1) % 32; 864 fetch_bd (s, r); 865 } 866 r->lvi = val % 32; 867 dolog ("LVI[%d] <- %#x\n", GET_BM (index), val); 868 break; 869 case PI_CR: 870 case PO_CR: 871 case MC_CR: 872 r = &s->bm_regs[GET_BM (index)]; 873 if (val & CR_RR) { 874 reset_bm_regs (s, r); 875 } 876 else { 877 r->cr = val & CR_VALID_MASK; 878 if (!(r->cr & CR_RPBM)) { 879 voice_set_active (s, r - s->bm_regs, 0); 880 r->sr |= SR_DCH; 881 } 882 else { 883 r->civ = r->piv; 884 r->piv = (r->piv + 1) % 32; 885 fetch_bd (s, r); 886 r->sr &= ~SR_DCH; 887 voice_set_active (s, r - s->bm_regs, 1); 888 } 889 } 890 dolog ("CR[%d] <- %#x (cr %#x)\n", GET_BM (index), val, r->cr); 891 break; 892 case PI_SR: 893 case PO_SR: 894 case MC_SR: 895 r = &s->bm_regs[GET_BM (index)]; 896 r->sr |= val & ~(SR_RO_MASK | SR_WCLEAR_MASK); 897 update_sr (s, r, r->sr & ~(val & SR_WCLEAR_MASK)); 898 dolog ("SR[%d] <- %#x (sr %#x)\n", GET_BM (index), val, r->sr); 899 break; 900 default: 901 dolog ("U nabm writeb %#x <- %#x\n", addr, val); 902 break; 903 } 904 } 905 906 static void nabm_writew (void *opaque, uint32_t addr, uint32_t val) 907 { 908 AC97LinkState *s = opaque; 909 AC97BusMasterRegs *r = NULL; 910 uint32_t index = addr; 911 switch (index) { 912 case PI_SR: 913 case PO_SR: 914 case MC_SR: 915 r = &s->bm_regs[GET_BM (index)]; 916 r->sr |= val & ~(SR_RO_MASK | SR_WCLEAR_MASK); 917 update_sr (s, r, r->sr & ~(val & SR_WCLEAR_MASK)); 918 dolog ("SR[%d] <- %#x (sr %#x)\n", GET_BM (index), val, r->sr); 919 break; 920 default: 921 dolog ("U nabm writew %#x <- %#x\n", addr, val); 922 break; 923 } 924 } 925 926 static void nabm_writel (void *opaque, uint32_t addr, uint32_t val) 927 { 928 AC97LinkState *s = opaque; 929 AC97BusMasterRegs *r = NULL; 930 uint32_t index = addr; 931 switch (index) { 932 case PI_BDBAR: 933 case PO_BDBAR: 934 case MC_BDBAR: 935 r = &s->bm_regs[GET_BM (index)]; 936 r->bdbar = val & ~3; 937 dolog ("BDBAR[%d] <- %#x (bdbar %#x)\n", 938 GET_BM (index), val, r->bdbar); 939 break; 940 case GLOB_CNT: 941 if (val & GC_WR) 942 warm_reset (s); 943 if (val & GC_CR) 944 cold_reset (s); 945 if (!(val & (GC_WR | GC_CR))) 946 s->glob_cnt = val & GC_VALID_MASK; 947 dolog ("glob_cnt <- %#x (glob_cnt %#x)\n", val, s->glob_cnt); 948 break; 949 case GLOB_STA: 950 s->glob_sta &= ~(val & GS_WCLEAR_MASK); 951 s->glob_sta |= (val & ~(GS_WCLEAR_MASK | GS_RO_MASK)) & GS_VALID_MASK; 952 dolog ("glob_sta <- %#x (glob_sta %#x)\n", val, s->glob_sta); 953 break; 954 default: 955 dolog ("U nabm writel %#x <- %#x\n", addr, val); 956 break; 957 } 958 } 959 960 static int write_audio (AC97LinkState *s, AC97BusMasterRegs *r, 961 int max, int *stop) 962 { 963 uint8_t tmpbuf[4096]; 964 uint32_t addr = r->bd.addr; 965 uint32_t temp = r->picb << 1; 966 uint32_t written = 0; 967 int to_copy = 0; 968 temp = MIN (temp, max); 969 970 if (!temp) { 971 *stop = 1; 972 return 0; 973 } 974 975 while (temp) { 976 int copied; 977 to_copy = MIN (temp, sizeof (tmpbuf)); 978 pci_dma_read (&s->dev, addr, tmpbuf, to_copy); 979 copied = AUD_write (s->voice_po, tmpbuf, to_copy); 980 dolog ("write_audio max=%x to_copy=%x copied=%x\n", 981 max, to_copy, copied); 982 if (!copied) { 983 *stop = 1; 984 break; 985 } 986 temp -= copied; 987 addr += copied; 988 written += copied; 989 } 990 991 if (!temp) { 992 if (to_copy < 4) { 993 dolog ("whoops\n"); 994 s->last_samp = 0; 995 } 996 else { 997 s->last_samp = *(uint32_t *) &tmpbuf[to_copy - 4]; 998 } 999 } 1000 1001 r->bd.addr = addr; 1002 return written; 1003 } 1004 1005 static void write_bup (AC97LinkState *s, int elapsed) 1006 { 1007 dolog ("write_bup\n"); 1008 if (!(s->bup_flag & BUP_SET)) { 1009 if (s->bup_flag & BUP_LAST) { 1010 int i; 1011 uint8_t *p = s->silence; 1012 for (i = 0; i < sizeof (s->silence) / 4; i++, p += 4) { 1013 *(uint32_t *) p = s->last_samp; 1014 } 1015 } 1016 else { 1017 memset (s->silence, 0, sizeof (s->silence)); 1018 } 1019 s->bup_flag |= BUP_SET; 1020 } 1021 1022 while (elapsed) { 1023 int temp = MIN (elapsed, sizeof (s->silence)); 1024 while (temp) { 1025 int copied = AUD_write (s->voice_po, s->silence, temp); 1026 if (!copied) 1027 return; 1028 temp -= copied; 1029 elapsed -= copied; 1030 } 1031 } 1032 } 1033 1034 static int read_audio (AC97LinkState *s, AC97BusMasterRegs *r, 1035 int max, int *stop) 1036 { 1037 uint8_t tmpbuf[4096]; 1038 uint32_t addr = r->bd.addr; 1039 uint32_t temp = r->picb << 1; 1040 uint32_t nread = 0; 1041 int to_copy = 0; 1042 SWVoiceIn *voice = (r - s->bm_regs) == MC_INDEX ? s->voice_mc : s->voice_pi; 1043 1044 temp = MIN (temp, max); 1045 1046 if (!temp) { 1047 *stop = 1; 1048 return 0; 1049 } 1050 1051 while (temp) { 1052 int acquired; 1053 to_copy = MIN (temp, sizeof (tmpbuf)); 1054 acquired = AUD_read (voice, tmpbuf, to_copy); 1055 if (!acquired) { 1056 *stop = 1; 1057 break; 1058 } 1059 pci_dma_write (&s->dev, addr, tmpbuf, acquired); 1060 temp -= acquired; 1061 addr += acquired; 1062 nread += acquired; 1063 } 1064 1065 r->bd.addr = addr; 1066 return nread; 1067 } 1068 1069 static void transfer_audio (AC97LinkState *s, int index, int elapsed) 1070 { 1071 AC97BusMasterRegs *r = &s->bm_regs[index]; 1072 int stop = 0; 1073 1074 if (s->invalid_freq[index]) { 1075 AUD_log ("ac97", "attempt to use voice %d with invalid frequency %d\n", 1076 index, s->invalid_freq[index]); 1077 return; 1078 } 1079 1080 if (r->sr & SR_DCH) { 1081 if (r->cr & CR_RPBM) { 1082 switch (index) { 1083 case PO_INDEX: 1084 write_bup (s, elapsed); 1085 break; 1086 } 1087 } 1088 return; 1089 } 1090 1091 while ((elapsed >> 1) && !stop) { 1092 int temp; 1093 1094 if (!r->bd_valid) { 1095 dolog ("invalid bd\n"); 1096 fetch_bd (s, r); 1097 } 1098 1099 if (!r->picb) { 1100 dolog ("fresh bd %d is empty %#x %#x\n", 1101 r->civ, r->bd.addr, r->bd.ctl_len); 1102 if (r->civ == r->lvi) { 1103 r->sr |= SR_DCH; /* CELV? */ 1104 s->bup_flag = 0; 1105 break; 1106 } 1107 r->sr &= ~SR_CELV; 1108 r->civ = r->piv; 1109 r->piv = (r->piv + 1) % 32; 1110 fetch_bd (s, r); 1111 return; 1112 } 1113 1114 switch (index) { 1115 case PO_INDEX: 1116 temp = write_audio (s, r, elapsed, &stop); 1117 elapsed -= temp; 1118 r->picb -= (temp >> 1); 1119 break; 1120 1121 case PI_INDEX: 1122 case MC_INDEX: 1123 temp = read_audio (s, r, elapsed, &stop); 1124 elapsed -= temp; 1125 r->picb -= (temp >> 1); 1126 break; 1127 } 1128 1129 if (!r->picb) { 1130 uint32_t new_sr = r->sr & ~SR_CELV; 1131 1132 if (r->bd.ctl_len & BD_IOC) { 1133 new_sr |= SR_BCIS; 1134 } 1135 1136 if (r->civ == r->lvi) { 1137 dolog ("Underrun civ (%d) == lvi (%d)\n", r->civ, r->lvi); 1138 1139 new_sr |= SR_LVBCI | SR_DCH | SR_CELV; 1140 stop = 1; 1141 s->bup_flag = (r->bd.ctl_len & BD_BUP) ? BUP_LAST : 0; 1142 } 1143 else { 1144 r->civ = r->piv; 1145 r->piv = (r->piv + 1) % 32; 1146 fetch_bd (s, r); 1147 } 1148 1149 update_sr (s, r, new_sr); 1150 } 1151 } 1152 } 1153 1154 static void pi_callback (void *opaque, int avail) 1155 { 1156 transfer_audio (opaque, PI_INDEX, avail); 1157 } 1158 1159 static void mc_callback (void *opaque, int avail) 1160 { 1161 transfer_audio (opaque, MC_INDEX, avail); 1162 } 1163 1164 static void po_callback (void *opaque, int free) 1165 { 1166 transfer_audio (opaque, PO_INDEX, free); 1167 } 1168 1169 static const VMStateDescription vmstate_ac97_bm_regs = { 1170 .name = "ac97_bm_regs", 1171 .version_id = 1, 1172 .minimum_version_id = 1, 1173 .fields = (VMStateField[]) { 1174 VMSTATE_UINT32 (bdbar, AC97BusMasterRegs), 1175 VMSTATE_UINT8 (civ, AC97BusMasterRegs), 1176 VMSTATE_UINT8 (lvi, AC97BusMasterRegs), 1177 VMSTATE_UINT16 (sr, AC97BusMasterRegs), 1178 VMSTATE_UINT16 (picb, AC97BusMasterRegs), 1179 VMSTATE_UINT8 (piv, AC97BusMasterRegs), 1180 VMSTATE_UINT8 (cr, AC97BusMasterRegs), 1181 VMSTATE_UINT32 (bd_valid, AC97BusMasterRegs), 1182 VMSTATE_UINT32 (bd.addr, AC97BusMasterRegs), 1183 VMSTATE_UINT32 (bd.ctl_len, AC97BusMasterRegs), 1184 VMSTATE_END_OF_LIST () 1185 } 1186 }; 1187 1188 static int ac97_post_load (void *opaque, int version_id) 1189 { 1190 uint8_t active[LAST_INDEX]; 1191 AC97LinkState *s = opaque; 1192 1193 record_select (s, mixer_load (s, AC97_Record_Select)); 1194 set_volume (s, AC97_Master_Volume_Mute, 1195 mixer_load (s, AC97_Master_Volume_Mute)); 1196 set_volume (s, AC97_PCM_Out_Volume_Mute, 1197 mixer_load (s, AC97_PCM_Out_Volume_Mute)); 1198 set_volume (s, AC97_Record_Gain_Mute, 1199 mixer_load (s, AC97_Record_Gain_Mute)); 1200 1201 active[PI_INDEX] = !!(s->bm_regs[PI_INDEX].cr & CR_RPBM); 1202 active[PO_INDEX] = !!(s->bm_regs[PO_INDEX].cr & CR_RPBM); 1203 active[MC_INDEX] = !!(s->bm_regs[MC_INDEX].cr & CR_RPBM); 1204 reset_voices (s, active); 1205 1206 s->bup_flag = 0; 1207 s->last_samp = 0; 1208 return 0; 1209 } 1210 1211 static bool is_version_2 (void *opaque, int version_id) 1212 { 1213 return version_id == 2; 1214 } 1215 1216 static const VMStateDescription vmstate_ac97 = { 1217 .name = "ac97", 1218 .version_id = 3, 1219 .minimum_version_id = 2, 1220 .post_load = ac97_post_load, 1221 .fields = (VMStateField[]) { 1222 VMSTATE_PCI_DEVICE (dev, AC97LinkState), 1223 VMSTATE_UINT32 (glob_cnt, AC97LinkState), 1224 VMSTATE_UINT32 (glob_sta, AC97LinkState), 1225 VMSTATE_UINT32 (cas, AC97LinkState), 1226 VMSTATE_STRUCT_ARRAY (bm_regs, AC97LinkState, 3, 1, 1227 vmstate_ac97_bm_regs, AC97BusMasterRegs), 1228 VMSTATE_BUFFER (mixer_data, AC97LinkState), 1229 VMSTATE_UNUSED_TEST (is_version_2, 3), 1230 VMSTATE_END_OF_LIST () 1231 } 1232 }; 1233 1234 static uint64_t nam_read(void *opaque, hwaddr addr, unsigned size) 1235 { 1236 if ((addr / size) > 256) { 1237 return -1; 1238 } 1239 1240 switch (size) { 1241 case 1: 1242 return nam_readb(opaque, addr); 1243 case 2: 1244 return nam_readw(opaque, addr); 1245 case 4: 1246 return nam_readl(opaque, addr); 1247 default: 1248 return -1; 1249 } 1250 } 1251 1252 static void nam_write(void *opaque, hwaddr addr, uint64_t val, 1253 unsigned size) 1254 { 1255 if ((addr / size) > 256) { 1256 return; 1257 } 1258 1259 switch (size) { 1260 case 1: 1261 nam_writeb(opaque, addr, val); 1262 break; 1263 case 2: 1264 nam_writew(opaque, addr, val); 1265 break; 1266 case 4: 1267 nam_writel(opaque, addr, val); 1268 break; 1269 } 1270 } 1271 1272 static const MemoryRegionOps ac97_io_nam_ops = { 1273 .read = nam_read, 1274 .write = nam_write, 1275 .impl = { 1276 .min_access_size = 1, 1277 .max_access_size = 4, 1278 }, 1279 .endianness = DEVICE_LITTLE_ENDIAN, 1280 }; 1281 1282 static uint64_t nabm_read(void *opaque, hwaddr addr, unsigned size) 1283 { 1284 if ((addr / size) > 64) { 1285 return -1; 1286 } 1287 1288 switch (size) { 1289 case 1: 1290 return nabm_readb(opaque, addr); 1291 case 2: 1292 return nabm_readw(opaque, addr); 1293 case 4: 1294 return nabm_readl(opaque, addr); 1295 default: 1296 return -1; 1297 } 1298 } 1299 1300 static void nabm_write(void *opaque, hwaddr addr, uint64_t val, 1301 unsigned size) 1302 { 1303 if ((addr / size) > 64) { 1304 return; 1305 } 1306 1307 switch (size) { 1308 case 1: 1309 nabm_writeb(opaque, addr, val); 1310 break; 1311 case 2: 1312 nabm_writew(opaque, addr, val); 1313 break; 1314 case 4: 1315 nabm_writel(opaque, addr, val); 1316 break; 1317 } 1318 } 1319 1320 1321 static const MemoryRegionOps ac97_io_nabm_ops = { 1322 .read = nabm_read, 1323 .write = nabm_write, 1324 .impl = { 1325 .min_access_size = 1, 1326 .max_access_size = 4, 1327 }, 1328 .endianness = DEVICE_LITTLE_ENDIAN, 1329 }; 1330 1331 static void ac97_on_reset (DeviceState *dev) 1332 { 1333 AC97LinkState *s = container_of(dev, AC97LinkState, dev.qdev); 1334 1335 reset_bm_regs (s, &s->bm_regs[0]); 1336 reset_bm_regs (s, &s->bm_regs[1]); 1337 reset_bm_regs (s, &s->bm_regs[2]); 1338 1339 /* 1340 * Reset the mixer too. The Windows XP driver seems to rely on 1341 * this. At least it wants to read the vendor id before it resets 1342 * the codec manually. 1343 */ 1344 mixer_reset (s); 1345 } 1346 1347 static void ac97_realize(PCIDevice *dev, Error **errp) 1348 { 1349 AC97LinkState *s = AC97(dev); 1350 uint8_t *c = s->dev.config; 1351 1352 /* TODO: no need to override */ 1353 c[PCI_COMMAND] = 0x00; /* pcicmd pci command rw, ro */ 1354 c[PCI_COMMAND + 1] = 0x00; 1355 1356 /* TODO: */ 1357 c[PCI_STATUS] = PCI_STATUS_FAST_BACK; /* pcists pci status rwc, ro */ 1358 c[PCI_STATUS + 1] = PCI_STATUS_DEVSEL_MEDIUM >> 8; 1359 1360 c[PCI_CLASS_PROG] = 0x00; /* pi programming interface ro */ 1361 1362 /* TODO set when bar is registered. no need to override. */ 1363 /* nabmar native audio mixer base address rw */ 1364 c[PCI_BASE_ADDRESS_0] = PCI_BASE_ADDRESS_SPACE_IO; 1365 c[PCI_BASE_ADDRESS_0 + 1] = 0x00; 1366 c[PCI_BASE_ADDRESS_0 + 2] = 0x00; 1367 c[PCI_BASE_ADDRESS_0 + 3] = 0x00; 1368 1369 /* TODO set when bar is registered. no need to override. */ 1370 /* nabmbar native audio bus mastering base address rw */ 1371 c[PCI_BASE_ADDRESS_0 + 4] = PCI_BASE_ADDRESS_SPACE_IO; 1372 c[PCI_BASE_ADDRESS_0 + 5] = 0x00; 1373 c[PCI_BASE_ADDRESS_0 + 6] = 0x00; 1374 c[PCI_BASE_ADDRESS_0 + 7] = 0x00; 1375 1376 if (s->use_broken_id) { 1377 c[PCI_SUBSYSTEM_VENDOR_ID] = 0x86; 1378 c[PCI_SUBSYSTEM_VENDOR_ID + 1] = 0x80; 1379 c[PCI_SUBSYSTEM_ID] = 0x00; 1380 c[PCI_SUBSYSTEM_ID + 1] = 0x00; 1381 } 1382 1383 c[PCI_INTERRUPT_LINE] = 0x00; /* intr_ln interrupt line rw */ 1384 c[PCI_INTERRUPT_PIN] = 0x01; /* intr_pn interrupt pin ro */ 1385 1386 memory_region_init_io (&s->io_nam, OBJECT(s), &ac97_io_nam_ops, s, 1387 "ac97-nam", 1024); 1388 memory_region_init_io (&s->io_nabm, OBJECT(s), &ac97_io_nabm_ops, s, 1389 "ac97-nabm", 256); 1390 pci_register_bar (&s->dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->io_nam); 1391 pci_register_bar (&s->dev, 1, PCI_BASE_ADDRESS_SPACE_IO, &s->io_nabm); 1392 AUD_register_card ("ac97", &s->card); 1393 ac97_on_reset(DEVICE(s)); 1394 } 1395 1396 static void ac97_exit(PCIDevice *dev) 1397 { 1398 AC97LinkState *s = AC97(dev); 1399 1400 AUD_close_in(&s->card, s->voice_pi); 1401 AUD_close_out(&s->card, s->voice_po); 1402 AUD_close_in(&s->card, s->voice_mc); 1403 AUD_remove_card(&s->card); 1404 } 1405 1406 static int ac97_init (PCIBus *bus) 1407 { 1408 pci_create_simple(bus, -1, TYPE_AC97); 1409 return 0; 1410 } 1411 1412 static Property ac97_properties[] = { 1413 DEFINE_AUDIO_PROPERTIES(AC97LinkState, card), 1414 DEFINE_PROP_UINT32 ("use_broken_id", AC97LinkState, use_broken_id, 0), 1415 DEFINE_PROP_END_OF_LIST (), 1416 }; 1417 1418 static void ac97_class_init (ObjectClass *klass, void *data) 1419 { 1420 DeviceClass *dc = DEVICE_CLASS (klass); 1421 PCIDeviceClass *k = PCI_DEVICE_CLASS (klass); 1422 1423 k->realize = ac97_realize; 1424 k->exit = ac97_exit; 1425 k->vendor_id = PCI_VENDOR_ID_INTEL; 1426 k->device_id = PCI_DEVICE_ID_INTEL_82801AA_5; 1427 k->revision = 0x01; 1428 k->class_id = PCI_CLASS_MULTIMEDIA_AUDIO; 1429 set_bit(DEVICE_CATEGORY_SOUND, dc->categories); 1430 dc->desc = "Intel 82801AA AC97 Audio"; 1431 dc->vmsd = &vmstate_ac97; 1432 dc->props = ac97_properties; 1433 dc->reset = ac97_on_reset; 1434 } 1435 1436 static const TypeInfo ac97_info = { 1437 .name = TYPE_AC97, 1438 .parent = TYPE_PCI_DEVICE, 1439 .instance_size = sizeof (AC97LinkState), 1440 .class_init = ac97_class_init, 1441 .interfaces = (InterfaceInfo[]) { 1442 { INTERFACE_CONVENTIONAL_PCI_DEVICE }, 1443 { }, 1444 }, 1445 }; 1446 1447 static void ac97_register_types (void) 1448 { 1449 type_register_static (&ac97_info); 1450 pci_register_soundhw("ac97", "Intel 82801AA AC97 Audio", ac97_init); 1451 } 1452 1453 type_init (ac97_register_types) 1454