firmware/sound.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 by Linus Nielsen Feltzing
  11  * Copyright (C) 2007 by Christian Gmeiner
  12  *
  13  * All files in this archive are subject to the GNU General Public License.
  14  * See the file COPYING in the source tree root for full license agreement.
  15  *
  16  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  17  * KIND, either express or implied.
  18  *
  19  ****************************************************************************/
  20 #include <stdbool.h>
  21 #include <stdio.h>
  22 #include "config.h"
  23 #include "sound.h"
  24 #include "logf.h"
  25 #ifndef SIMULATOR
  26 #include "i2c.h"
  27 #include "mas.h"
  28 #if CONFIG_CPU == PNX0101
  29 #include "pnx0101.h"
  30 #endif
  31 #include "dac.h"
  32 #include "system.h"
  33 #if CONFIG_CODEC == SWCODEC
  34 #include "pcm_playback.h"
  35 #endif
  36 #endif
  37
  38 #ifndef SIMULATOR
  39 extern bool audio_is_initialized;
  40
  41 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
  42 extern unsigned long shadow_io_control_main;
  43 extern unsigned shadow_codec_reg0;
  44 #endif
  45 #endif /* SIMULATOR */
  46
  47 #ifdef SIMULATOR
  48 /* dummy for sim */
  49 const struct sound_settings_info audiohw_settings[] = {
  50     [SOUND_VOLUME]        = {"dB", 0,  1, -40,   6, -25},
  51     [SOUND_BASS]          = {"dB", 0,  1, -24,  24,   0},
  52     [SOUND_TREBLE]        = {"dB", 0,  1, -24,  24,   0},
  53     [SOUND_BALANCE]       = {"%",  0,  1,-100, 100,   0},
  54     [SOUND_CHANNELS]      = {"",   0,  1,   0,   5,   0},
  55     [SOUND_STEREO_WIDTH]  = {"%",  0,  1,   0, 255, 100},
  56 #if CONFIG_CODEC == MAS3587F || defined(HAVE_UDA1380) || defined(HAVE_TLV320)\
  57     || defined(HAVE_WM8975) || defined(HAVE_WM8758) || defined(HAVE_WM8731)
  58     [SOUND_LEFT_GAIN]     = {"dB", 1,  1,-128,  96,   0},
  59     [SOUND_RIGHT_GAIN]    = {"dB", 1,  1,-128,  96,   0},
  60     [SOUND_MIC_GAIN]      = {"dB", 1,  1,-128, 108,  16},
  61 #endif
  62 };
  63 #endif
  64
  65 const char *sound_unit(int setting)
  66 {
  67     return audiohw_settings[setting].unit;
  68 }
  69
  70 int sound_numdecimals(int setting)
  71 {
  72     return audiohw_settings[setting].numdecimals;
  73 }
  74
  75 int sound_steps(int setting)
  76 {
  77     return audiohw_settings[setting].steps;
  78 }
  79
  80 int sound_min(int setting)
  81 {
  82     return audiohw_settings[setting].minval;
  83 }
  84
  85 int sound_max(int setting)
  86 {
  87     return audiohw_settings[setting].maxval;
  88 }
  89
  90 int sound_default(int setting)
  91 {
  92     return audiohw_settings[setting].defaultval;
  93 }
  94
  95 sound_set_type* sound_get_fn(int setting)
  96 {
  97     sound_set_type* result = NULL;
  98
  99     switch (setting) {
 100         case SOUND_VOLUME:
 101             result = sound_set_volume;
 102             break;
 103
 104         case SOUND_BASS:
 105             result = sound_set_bass;
 106             break;
 107
 108         case SOUND_TREBLE:
 109             result = sound_set_treble;
 110             break;
 111
 112         case SOUND_BALANCE:
 113             result = sound_set_balance;
 114             break;
 115
 116         case SOUND_CHANNELS:
 117             result = sound_set_channels;
 118             break;
 119
 120         case SOUND_STEREO_WIDTH:
 121             result = sound_set_stereo_width;
 122             break;
 123
 124 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 125         case SOUND_LOUDNESS:
 126             result = sound_set_loudness;
 127             break;
 128
 129         case SOUND_AVC:
 130             result = sound_set_avc;
 131             break;
 132
 133         case SOUND_MDB_STRENGTH:
 134             result = sound_set_mdb_strength;
 135             break;
 136
 137         case SOUND_MDB_HARMONICS:
 138             result = sound_set_mdb_harmonics;
 139             break;
 140
 141         case SOUND_MDB_CENTER:
 142             result = sound_set_mdb_center;
 143             break;
 144
 145         case SOUND_MDB_SHAPE:
 146             result = sound_set_mdb_shape;
 147             break;
 148
 149         case SOUND_MDB_ENABLE:
 150             result = sound_set_mdb_enable;
 151             break;
 152
 153         case SOUND_SUPERBASS:
 154             result = sound_set_superbass;
 155             break;
 156 #endif
 157     }
 158
 159     return result;
 160 }
 161
 162 #if CONFIG_CODEC == SWCODEC
 163 /* Copied from dsp.h, nasty nasty, but we don't want to include dsp.h */
 164 enum {
 165     DSP_CALLBACK_SET_PRESCALE = 0,
 166     DSP_CALLBACK_SET_BASS,
 167     DSP_CALLBACK_SET_TREBLE,
 168     DSP_CALLBACK_SET_CHANNEL_CONFIG,
 169     DSP_CALLBACK_SET_STEREO_WIDTH
 170 };
 171
 172 static int (*dsp_callback)(int, intptr_t) = NULL;
 173
 174 void sound_set_dsp_callback(int (*func)(int, intptr_t))
 175 {
 176     dsp_callback = func;
 177 }
 178 #endif
 179
 180 #ifndef SIMULATOR
 181 #if CONFIG_CODEC == MAS3507D /* volume/balance/treble/bass interdependency */
 182 #define VOLUME_MIN -780
 183 #define VOLUME_MAX  180
 184
 185 static const unsigned int bass_table[] =
 186 {
 187     0x9e400, /* -15dB */
 188     0xa2800, /* -14dB */
 189     0xa7400, /* -13dB */
 190     0xac400, /* -12dB */
 191     0xb1800, /* -11dB */
 192     0xb7400, /* -10dB */
 193     0xbd400, /* -9dB */
 194     0xc3c00, /* -8dB */
 195     0xca400, /* -7dB */
 196     0xd1800, /* -6dB */
 197     0xd8c00, /* -5dB */
 198     0xe0400, /* -4dB */
 199     0xe8000, /* -3dB */
 200     0xefc00, /* -2dB */
 201     0xf7c00, /* -1dB */
 202     0,
 203     0x800,   /* 1dB */
 204     0x10000, /* 2dB */
 205     0x17c00, /* 3dB */
 206     0x1f800, /* 4dB */
 207     0x27000, /* 5dB */
 208     0x2e400, /* 6dB */
 209     0x35800, /* 7dB */
 210     0x3c000, /* 8dB */
 211     0x42800, /* 9dB */
 212     0x48800, /* 10dB */
 213     0x4e400, /* 11dB */
 214     0x53800, /* 12dB */
 215     0x58800, /* 13dB */
 216     0x5d400, /* 14dB */
 217     0x61800  /* 15dB */
 218 };
 219
 220 static const unsigned int treble_table[] =
 221 {
 222     0xb2c00, /* -15dB */
 223     0xbb400, /* -14dB */
 224     0xc1800, /* -13dB */
 225     0xc6c00, /* -12dB */
 226     0xcbc00, /* -11dB */
 227     0xd0400, /* -10dB */
 228     0xd5000, /* -9dB */
 229     0xd9800, /* -8dB */
 230     0xde000, /* -7dB */
 231     0xe2800, /* -6dB */
 232     0xe7e00, /* -5dB */
 233     0xec000, /* -4dB */
 234     0xf0c00, /* -3dB */
 235     0xf5c00, /* -2dB */
 236     0xfac00, /* -1dB */
 237     0,
 238     0x5400,  /* 1dB */
 239     0xac00,  /* 2dB */
 240     0x10400, /* 3dB */
 241     0x16000, /* 4dB */
 242     0x1c000, /* 5dB */
 243     0x22400, /* 6dB */
 244     0x28400, /* 7dB */
 245     0x2ec00, /* 8dB */
 246     0x35400, /* 9dB */
 247     0x3c000, /* 10dB */
 248     0x42c00, /* 11dB */
 249     0x49c00, /* 12dB */
 250     0x51800, /* 13dB */
 251     0x58400, /* 14dB */
 252     0x5f800  /* 15dB */
 253 };
 254
 255 static const unsigned int prescale_table[] =
 256 {
 257     0x80000,  /* 0db */
 258     0x8e000,  /* 1dB */
 259     0x9a400,  /* 2dB */
 260     0xa5800, /* 3dB */
 261     0xaf400, /* 4dB */
 262     0xb8000, /* 5dB */
 263     0xbfc00, /* 6dB */
 264     0xc6c00, /* 7dB */
 265     0xcd000, /* 8dB */
 266     0xd25c0, /* 9dB */
 267     0xd7800, /* 10dB */
 268     0xdc000, /* 11dB */
 269     0xdfc00, /* 12dB */
 270     0xe3400, /* 13dB */
 271     0xe6800, /* 14dB */
 272     0xe9400  /* 15dB */
 273 };
 274
 275 /* convert tenth of dB volume (-780..+180) to dac3550 register value */
 276 static int tenthdb2reg(int db)
 277 {
 278     if (db < -540)                  /* 3 dB steps */
 279         return (db + 780) / 30;
 280     else                            /* 1.5 dB steps */
 281         return (db + 660) / 15;
 282 }
 283 #endif
 284
 285 #if (CONFIG_CODEC == MAS3507D) || defined HAVE_UDA1380 \
 286     || defined HAVE_WM8975 || defined HAVE_WM8758 || defined(HAVE_WM8731) \
 287     || defined(HAVE_WM8721) || defined(HAVE_TLV320) || defined(HAVE_WM8751) \
 288     || defined(HAVE_AS3514)
 289  /* volume/balance/treble/bass interdependency main part */
 290 #define VOLUME_RANGE (VOLUME_MAX - VOLUME_MIN)
 291
 292 /* all values in tenth of dB    MAS3507D    UDA1380  */
 293 int current_volume = 0;    /* -780..+180  -840..   0 */
 294 int current_balance = 0;   /* -960..+960  -840..+840 */
 295 int current_treble = 0;    /* -150..+150     0.. +60 */
 296 int current_bass = 0;      /* -150..+150     0..+240 */
 297
 298 static void set_prescaled_volume(void)
 299 {
 300     int prescale = 0;
 301     int l, r;
 302
 303 /* The WM codecs listed don't have suitable prescaler functionality, so we let
 304  * the prescaler stay at 0 for these unless SW tone controls are in use */
 305 #if defined(HAVE_SW_TONE_CONTROLS) || !(defined(HAVE_WM8975) \
 306     || defined(HAVE_WM8731) || defined(HAVE_WM8721) || defined(HAVE_WM8751))
 307
 308     prescale = MAX(current_bass, current_treble);
 309     if (prescale < 0)
 310         prescale = 0;  /* no need to prescale if we don't boost
 311                           bass or treble */
 312
 313     /* Gain up the analog volume to compensate the prescale gain reduction,
 314      * but if this would push the volume over the top, reduce prescaling
 315      * instead (might cause clipping). */
 316     if (current_volume + prescale > VOLUME_MAX)
 317         prescale = VOLUME_MAX - current_volume;
 318 #endif
 319
 320 #if defined(HAVE_SW_TONE_CONTROLS)
 321     dsp_callback(DSP_CALLBACK_SET_PRESCALE, prescale);
 322 #elif CONFIG_CODEC == MAS3507D
 323     mas_writereg(MAS_REG_KPRESCALE, prescale_table[prescale/10]);
 324 #elif defined(HAVE_UDA1380) || defined(HAVE_WM8758)
 325     audiohw_set_mixer_vol(tenthdb2mixer(-prescale), tenthdb2mixer(-prescale));
 326 #endif
 327
 328     if (current_volume == VOLUME_MIN)
 329         prescale = 0;  /* Make sure the chip gets muted at VOLUME_MIN */
 330
 331     l = r = current_volume + prescale;
 332
 333     if (current_balance > 0)
 334     {
 335         l -= current_balance;
 336         if (l < VOLUME_MIN)
 337             l = VOLUME_MIN;
 338     }
 339     if (current_balance < 0)
 340     {
 341         r += current_balance;
 342         if (r < VOLUME_MIN)
 343             r = VOLUME_MIN;
 344     }
 345
 346 #if CONFIG_CODEC == MAS3507D
 347     dac_volume(tenthdb2reg(l), tenthdb2reg(r), false);
 348 #elif defined(HAVE_UDA1380) || defined(HAVE_WM8975) || defined(HAVE_WM8758) \
 349    || defined(HAVE_WM8731) || defined(HAVE_WM8721) || defined(HAVE_WM8751) \
 350    || defined(HAVE_AS3514)
 351     audiohw_set_master_vol(tenthdb2master(l), tenthdb2master(r));
 352 #if defined(HAVE_WM8975) || defined(HAVE_WM8758) || defined(HAVE_WM8751)
 353     audiohw_set_lineout_vol(tenthdb2master(0), tenthdb2master(0));
 354 #endif
 355
 356 #elif defined(HAVE_TLV320)
 357     audiohw_set_headphone_vol(tenthdb2master(l), tenthdb2master(r));
 358 #endif
 359 }
 360 #endif /* (CONFIG_CODEC == MAS3507D) || defined HAVE_UDA1380 */
 361 #endif /* !SIMULATOR */
 362
 363 #if CONFIG_CODEC != SWCODEC
 364 int channel_configuration = SOUND_CHAN_STEREO;
 365 int stereo_width = 100;
 366 #endif
 367
 368 #ifndef SIMULATOR
 369
 370 #if CONFIG_CODEC != SWCODEC
 371 static void set_channel_config(void)
 372 {
 373     /* default values: stereo */
 374     unsigned long val_ll = 0x80000;
 375     unsigned long val_lr = 0;
 376     unsigned long val_rl = 0;
 377     unsigned long val_rr = 0x80000;
 378
 379     switch(channel_configuration)
 380     {
 381         /* case SOUND_CHAN_STEREO unnecessary */
 382
 383         case SOUND_CHAN_MONO:
 384             val_ll = 0xc0000;
 385             val_lr = 0xc0000;
 386             val_rl = 0xc0000;
 387             val_rr = 0xc0000;
 388             break;
 389
 390         case SOUND_CHAN_CUSTOM:
 391             {
 392                 /* fixed point variables (matching MAS internal format)
 393                    integer part: upper 13 bits (inlcuding sign)
 394                    fractional part: lower 19 bits */
 395                 long fp_width, fp_straight, fp_cross;
 396
 397                 fp_width = (stereo_width << 19) / 100;
 398                 if (stereo_width <= 100)
 399                 {
 400                     fp_straight = - ((1<<19) + fp_width) / 2;
 401                     fp_cross = fp_straight + fp_width;
 402                 }
 403                 else
 404                 {
 405                     /* straight = - (1 + width) / (2 * width) */
 406                     fp_straight = - ((((1<<19) + fp_width) / (fp_width >> 9)) << 9);
 407                     fp_cross = (1<<19) + fp_straight;
 408                 }
 409                 val_ll = val_rr = fp_straight & 0xfffff;
 410                 val_lr = val_rl = fp_cross & 0xfffff;
 411             }
 412             break;
 413
 414         case SOUND_CHAN_MONO_LEFT:
 415             val_ll = 0x80000;
 416             val_lr = 0x80000;
 417             val_rl = 0;
 418             val_rr = 0;
 419             break;
 420
 421         case SOUND_CHAN_MONO_RIGHT:
 422             val_ll = 0;
 423             val_lr = 0;
 424             val_rl = 0x80000;
 425             val_rr = 0x80000;
 426             break;
 427
 428         case SOUND_CHAN_KARAOKE:
 429             val_ll = 0xc0000;
 430             val_lr = 0x40000;
 431             val_rl = 0x40000;
 432             val_rr = 0xc0000;
 433             break;
 434     }
 435
 436 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 437     mas_writemem(MAS_BANK_D0, MAS_D0_OUT_LL, &val_ll, 1); /* LL */
 438     mas_writemem(MAS_BANK_D0, MAS_D0_OUT_LR, &val_lr, 1); /* LR */
 439     mas_writemem(MAS_BANK_D0, MAS_D0_OUT_RL, &val_rl, 1); /* RL */
 440     mas_writemem(MAS_BANK_D0, MAS_D0_OUT_RR, &val_rr, 1); /* RR */
 441 #elif CONFIG_CODEC == MAS3507D
 442     mas_writemem(MAS_BANK_D1, 0x7f8, &val_ll, 1); /* LL */
 443     mas_writemem(MAS_BANK_D1, 0x7f9, &val_lr, 1); /* LR */
 444     mas_writemem(MAS_BANK_D1, 0x7fa, &val_rl, 1); /* RL */
 445     mas_writemem(MAS_BANK_D1, 0x7fb, &val_rr, 1); /* RR */
 446 #endif
 447 }
 448
 449 #endif /* CONFIG_CODEC != SWCODEC */
 450
 451 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 452 unsigned long mdb_shape_shadow = 0;
 453 unsigned long loudness_shadow = 0;
 454 #endif
 455
 456 void sound_set_volume(int value)
 457 {
 458     if(!audio_is_initialized)
 459         return;
 460 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 461     unsigned tmp = ((unsigned)(value + 115) & 0xff) << 8;
 462     mas_codec_writereg(0x10, tmp);
 463 #elif (CONFIG_CODEC == MAS3507D) || defined HAVE_UDA1380 \
 464    || defined HAVE_WM8975 || defined HAVE_WM8758 || defined HAVE_WM8731 \
 465    || defined(HAVE_WM8721) || defined(HAVE_TLV320) || defined(HAVE_WM8751) \
 466    || defined(HAVE_AS3514)
 467     current_volume = value * 10;     /* tenth of dB */
 468     set_prescaled_volume();
 469 #elif CONFIG_CPU == PNX0101
 470     int tmp = (60 - value * 4) & 0xff;
 471     CODECVOL = tmp | (tmp << 8);
 472 #endif
 473 }
 474
 475 void sound_set_balance(int value)
 476 {
 477     if(!audio_is_initialized)
 478         return;
 479 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 480     unsigned tmp = ((unsigned)(value * 127 / 100) & 0xff) << 8;
 481     mas_codec_writereg(0x11, tmp);
 482 #elif CONFIG_CODEC == MAS3507D || defined HAVE_UDA1380 \
 483    || defined HAVE_WM8975 || defined HAVE_WM8758 || defined HAVE_WM8731 \
 484    || defined(HAVE_WM8721) || defined(HAVE_TLV320) || defined(HAVE_WM8751) \
 485    || defined(HAVE_AS3514)
 486     current_balance = value * VOLUME_RANGE / 100; /* tenth of dB */
 487     set_prescaled_volume();
 488 #elif CONFIG_CPU == PNX0101
 489     /* TODO: implement for iFP */
 490     (void)value;
 491 #endif
 492 }
 493
 494 void sound_set_bass(int value)
 495 {
 496     if(!audio_is_initialized)
 497         return;
 498 #if defined(HAVE_SW_TONE_CONTROLS)
 499     current_bass = value * 10;
 500     dsp_callback(DSP_CALLBACK_SET_BASS, current_bass);
 501     set_prescaled_volume();
 502 #elif (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 503     unsigned tmp = ((unsigned)(value * 8) & 0xff) << 8;
 504     mas_codec_writereg(0x14, tmp);
 505 #elif CONFIG_CODEC == MAS3507D
 506     mas_writereg(MAS_REG_KBASS, bass_table[value+15]);
 507     current_bass = value * 10;
 508     set_prescaled_volume();
 509 #elif defined(HAVE_WM8751)
 510     current_bass = value;
 511     audiohw_set_bass(value);
 512     set_prescaled_volume();
 513 #elif defined HAVE_WM8975 || defined HAVE_WM8758 || defined(HAVE_UDA1380) \
 514     || defined HAVE_WM8731 || defined(HAVE_WM8721)
 515     current_bass = value * 10;
 516     audiohw_set_bass(value);
 517     set_prescaled_volume();
 518 #elif CONFIG_CPU == PNX0101
 519     /* TODO: implement for iFP */
 520     (void)value;
 521 #endif
 522 }
 523
 524 void sound_set_treble(int value)
 525 {
 526     if(!audio_is_initialized)
 527         return;
 528 #if defined(HAVE_SW_TONE_CONTROLS)
 529     current_treble = value * 10;
 530     dsp_callback(DSP_CALLBACK_SET_TREBLE, current_treble);
 531     set_prescaled_volume();
 532 #elif (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 533     unsigned tmp = ((unsigned)(value * 8) & 0xff) << 8;
 534     mas_codec_writereg(0x15, tmp);
 535 #elif CONFIG_CODEC == MAS3507D
 536     mas_writereg(MAS_REG_KTREBLE, treble_table[value+15]);
 537     current_treble = value * 10;
 538     set_prescaled_volume();
 539 #elif defined(HAVE_WM8751)
 540     audiohw_set_treble(value);
 541     current_treble = value;
 542     set_prescaled_volume();
 543 #elif defined(HAVE_WM8975) || defined(HAVE_WM8758) || defined(HAVE_UDA1380) \
 544    || defined(HAVE_WM8731) || defined(HAVE_WM8721)
 545     audiohw_set_treble(value);
 546     current_treble = value * 10;
 547     set_prescaled_volume();
 548 #elif CONFIG_CPU == PNX0101
 549     /* TODO: implement for iFP */
 550     (void)value;
 551 #endif
 552 }
 553
 554 void sound_set_channels(int value)
 555 {
 556 #if CONFIG_CODEC == SWCODEC
 557     dsp_callback(DSP_CALLBACK_SET_CHANNEL_CONFIG, value);
 558 #else
 559     if(!audio_is_initialized)
 560         return;
 561     channel_configuration = value;
 562     set_channel_config();
 563 #endif
 564 }
 565
 566 void sound_set_stereo_width(int value)
 567 {
 568 #if CONFIG_CODEC == SWCODEC
 569     dsp_callback(DSP_CALLBACK_SET_STEREO_WIDTH, value);
 570 #else
 571     if(!audio_is_initialized)
 572         return;
 573     stereo_width = value;
 574     if (channel_configuration == SOUND_CHAN_CUSTOM)
 575         set_channel_config();
 576 #endif
 577 }
 578
 579 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 580 void sound_set_loudness(int value)
 581 {
 582     if(!audio_is_initialized)
 583         return;
 584     loudness_shadow = (loudness_shadow & 0x04) |
 585                        (MAX(MIN(value * 4, 0x44), 0) << 8);
 586     mas_codec_writereg(MAS_REG_KLOUDNESS, loudness_shadow);
 587 }
 588
 589 void sound_set_avc(int value)
 590 {
 591     if(!audio_is_initialized)
 592         return;
 593     int tmp;
 594     switch (value) {
 595         case 1: /* 20ms */
 596             tmp = (0x1 << 8) | (0x8 << 12);
 597             break;
 598         case 2: /* 2s */
 599             tmp = (0x2 << 8) | (0x8 << 12);
 600             break;
 601         case 3: /* 4s */
 602             tmp = (0x4 << 8) | (0x8 << 12);
 603             break;
 604         case 4: /* 8s */
 605             tmp = (0x8 << 8) | (0x8 << 12);
 606             break;
 607         case -1: /* turn off and then turn on again to decay quickly */
 608             tmp = mas_codec_readreg(MAS_REG_KAVC);
 609             mas_codec_writereg(MAS_REG_KAVC, 0);
 610             break;
 611         default: /* off */
 612             tmp = 0;
 613             break;
 614     }
 615     mas_codec_writereg(MAS_REG_KAVC, tmp);
 616 }
 617
 618 void sound_set_mdb_strength(int value)
 619 {
 620     if(!audio_is_initialized)
 621         return;
 622     mas_codec_writereg(MAS_REG_KMDB_STR, (value & 0x7f) << 8);
 623 }
 624
 625 void sound_set_mdb_harmonics(int value)
 626 {
 627     if(!audio_is_initialized)
 628         return;
 629     int tmp = value * 127 / 100;
 630     mas_codec_writereg(MAS_REG_KMDB_HAR, (tmp & 0x7f) << 8);
 631 }
 632
 633 void sound_set_mdb_center(int value)
 634 {
 635     if(!audio_is_initialized)
 636         return;
 637     mas_codec_writereg(MAS_REG_KMDB_FC, (value/10) << 8);
 638 }
 639
 640 void sound_set_mdb_shape(int value)
 641 {
 642     if(!audio_is_initialized)
 643         return;
 644     mdb_shape_shadow = (mdb_shape_shadow & 0x02) | ((value/10) << 8);
 645     mas_codec_writereg(MAS_REG_KMDB_SWITCH, mdb_shape_shadow);
 646 }
 647
 648 void sound_set_mdb_enable(int value)
 649 {
 650     if(!audio_is_initialized)
 651         return;
 652     mdb_shape_shadow = (mdb_shape_shadow & ~0x02) | (value?2:0);
 653     mas_codec_writereg(MAS_REG_KMDB_SWITCH, mdb_shape_shadow);
 654 }
 655
 656 void sound_set_superbass(int value)
 657 {
 658     if(!audio_is_initialized)
 659         return;
 660     loudness_shadow = (loudness_shadow & ~0x04) | (value?4:0);
 661     mas_codec_writereg(MAS_REG_KLOUDNESS, loudness_shadow);
 662 }
 663 #endif /* (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) */
 664
 665 #else /* SIMULATOR */
 666 int sim_volume;
 667 void sound_set_volume(int value)
 668 {
 669     sim_volume =128*(value +40)/46; /* 128 is SDL_MIX_MAXVOLUME */
 670 }
 671
 672 void sound_set_balance(int value)
 673 {
 674     (void)value;
 675 }
 676
 677 void sound_set_bass(int value)
 678 {
 679     (void)value;
 680 }
 681
 682 void sound_set_treble(int value)
 683 {
 684     (void)value;
 685 }
 686
 687 void sound_set_channels(int value)
 688 {
 689     (void)value;
 690 }
 691
 692 void sound_set_stereo_width(int value)
 693 {
 694     (void)value;
 695 }
 696
 697 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 698 void sound_set_loudness(int value)
 699 {
 700     (void)value;
 701 }
 702
 703 void sound_set_avc(int value)
 704 {
 705     (void)value;
 706 }
 707
 708 void sound_set_mdb_strength(int value)
 709 {
 710     (void)value;
 711 }
 712
 713 void sound_set_mdb_harmonics(int value)
 714 {
 715     (void)value;
 716 }
 717
 718 void sound_set_mdb_center(int value)
 719 {
 720     (void)value;
 721 }
 722
 723 void sound_set_mdb_shape(int value)
 724 {
 725     (void)value;
 726 }
 727
 728 void sound_set_mdb_enable(int value)
 729 {
 730     (void)value;
 731 }
 732
 733 void sound_set_superbass(int value)
 734 {
 735     (void)value;
 736 }
 737 #endif /* (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) */
 738 #endif /* SIMULATOR */
 739
 740 void sound_set(int setting, int value)
 741 {
 742     sound_set_type* sound_set_val = sound_get_fn(setting);
 743     if (sound_set_val)
 744         sound_set_val(value);
 745 }
 746
 747 #if !defined(HAVE_AS3514) || defined(SIMULATOR)
 748 int sound_val2phys(int setting, int value)
 749 {
 750 #if CONFIG_CODEC == MAS3587F
 751     int result = 0;
 752
 753     switch(setting)
 754     {
 755         case SOUND_LEFT_GAIN:
 756         case SOUND_RIGHT_GAIN:
 757             result = (value - 2) * 15;
 758             break;
 759
 760         case SOUND_MIC_GAIN:
 761             result = value * 15 + 210;
 762             break;
 763
 764        default:
 765             result = value;
 766             break;
 767     }
 768     return result;
 769 #elif defined(HAVE_UDA1380)
 770     int result = 0;
 771
 772     switch(setting)
 773     {
 774         case SOUND_LEFT_GAIN:
 775         case SOUND_RIGHT_GAIN:
 776         case SOUND_MIC_GAIN:
 777             result = value * 5;         /* (1/2) * 10 */
 778             break;
 779
 780         default:
 781             result = value;
 782             break;
 783     }
 784     return result;
 785 #elif defined(HAVE_TLV320)
 786     int result = 0;
 787
 788     switch(setting)
 789     {
 790         case SOUND_LEFT_GAIN:
 791         case SOUND_RIGHT_GAIN:
 792             result = (value - 23) * 15;    /* (x - 23)/1.5 *10 */
 793             break;
 794
 795         case SOUND_MIC_GAIN:
 796             result = value * 200;          /* 0 or 20 dB */
 797             break;
 798
 799        default:
 800             result = value;
 801             break;
 802     }
 803     return result;
 804 #elif defined(HAVE_AS3514)
 805     /* This is here for the sim only and the audio driver has its own */
 806     int result;
 807
 808     switch(setting)
 809     {
 810     case SOUND_LEFT_GAIN:
 811     case SOUND_RIGHT_GAIN:
 812     case SOUND_MIC_GAIN:
 813         result = (value - 23) * 15;
 814         break;
 815
 816     default:
 817         result = value;
 818         break;
 819     }
 820
 821     return result;
 822 #else
 823     (void)setting;
 824     return value;
 825 #endif
 826 }
 827 #endif /* !defined(HAVE_AS3514) || defined(SIMULATOR) */
 828
 829 #if (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F)
 830 #ifndef SIMULATOR
 831 /* This function works by telling the decoder that we have another
 832    crystal frequency than we actually have. It will adjust its internal
 833    parameters and the result is that the audio is played at another pitch.
 834
 835    The pitch value is in tenths of percent.
 836 */
 837 static int last_pitch = 1000;
 838
 839 void sound_set_pitch(int pitch)
 840 {
 841     unsigned long val;
 842
 843     if (pitch != last_pitch)
 844     {
 845         /* Calculate the new (bogus) frequency */
 846         val = 18432 * 1000 / pitch;
 847
 848         mas_writemem(MAS_BANK_D0, MAS_D0_OFREQ_CONTROL, &val, 1);
 849
 850         /* We must tell the MAS that the frequency has changed.
 851          * This will unfortunately cause a short silence. */
 852         mas_writemem(MAS_BANK_D0, MAS_D0_IO_CONTROL_MAIN, &shadow_io_control_main, 1);
 853
 854         last_pitch = pitch;
 855     }
 856 }
 857
 858 int sound_get_pitch(void)
 859 {
 860     return last_pitch;
 861 }
 862 #else /* SIMULATOR */
 863 void sound_set_pitch(int pitch)
 864 {
 865     (void)pitch;
 866 }
 867
 868 int sound_get_pitch(void)
 869 {
 870     return 1000;
 871 }
 872 #endif /* SIMULATOR */
 873 #endif /* (CONFIG_CODEC == MAS3587F) || (CONFIG_CODEC == MAS3539F) */