1 /*- 2 * Copyright (c) 2001 Orion Hodson <O.Hodson@cs.ucl.ac.uk> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * This card has the annoying habit of "clicking" when attached and 29 * detached, haven't been able to remedy this with any combination of 30 * muting. 31 */ 32 33 #include <dev/sound/pcm/sound.h> 34 #include <dev/sound/pci/vibes.h> 35 36 #include <dev/pci/pcireg.h> 37 #include <dev/pci/pcivar.h> 38 39 #include "mixer_if.h" 40 41 SND_DECLARE_FILE("$FreeBSD$"); 42 43 /* ------------------------------------------------------------------------- */ 44 /* Constants */ 45 46 #define SV_PCI_ID 0xca005333 47 #define SV_DEFAULT_BUFSZ 16384 48 #define SV_MIN_BLKSZ 128 49 #define SV_INTR_PER_BUFFER 2 50 51 #ifndef DEB 52 #define DEB(x) /* (x) */ 53 #endif 54 55 /* ------------------------------------------------------------------------- */ 56 /* Structures */ 57 58 struct sc_info; 59 60 struct sc_chinfo { 61 struct sc_info *parent; 62 struct pcm_channel *channel; 63 struct snd_dbuf *buffer; 64 u_int32_t fmt, spd; 65 int dir; 66 int dma_active, dma_was_active; 67 }; 68 69 struct sc_info { 70 device_t dev; 71 72 /* DMA buffer allocator */ 73 bus_dma_tag_t parent_dmat; 74 75 /* Enhanced register resources */ 76 struct resource *enh_reg; 77 bus_space_tag_t enh_st; 78 bus_space_handle_t enh_sh; 79 int enh_type; 80 int enh_rid; 81 82 /* DMA configuration */ 83 struct resource *dmaa_reg, *dmac_reg; 84 bus_space_tag_t dmaa_st, dmac_st; 85 bus_space_handle_t dmaa_sh, dmac_sh; 86 int dmaa_type, dmac_type; 87 int dmaa_rid, dmac_rid; 88 89 /* Interrupt resources */ 90 struct resource *irq; 91 int irqid; 92 void *ih; 93 94 /* User configurable buffer size */ 95 unsigned int bufsz; 96 97 struct sc_chinfo rch, pch; 98 u_int8_t rev; 99 }; 100 101 static u_int32_t sc_fmt[] = { 102 AFMT_U8, 103 AFMT_U8 | AFMT_STEREO, 104 AFMT_S16_LE, 105 AFMT_S16_LE | AFMT_STEREO, 106 0 107 }; 108 109 static struct pcmchan_caps sc_caps = {8000, 48000, sc_fmt, 0}; 110 111 /* ------------------------------------------------------------------------- */ 112 /* Register Manipulations */ 113 114 #define sv_direct_set(x, y, z) _sv_direct_set(x, y, z, __LINE__) 115 116 static u_int8_t 117 sv_direct_get(struct sc_info *sc, u_int8_t reg) 118 { 119 return bus_space_read_1(sc->enh_st, sc->enh_sh, reg); 120 } 121 122 static void 123 _sv_direct_set(struct sc_info *sc, u_int8_t reg, u_int8_t val, int line) 124 { 125 u_int8_t n; 126 bus_space_write_1(sc->enh_st, sc->enh_sh, reg, val); 127 128 n = sv_direct_get(sc, reg); 129 if (n != val) { 130 device_printf(sc->dev, "sv_direct_set register 0x%02x %d != %d from line %d\n", reg, n, val, line); 131 } 132 } 133 134 static u_int8_t 135 sv_indirect_get(struct sc_info *sc, u_int8_t reg) 136 { 137 if (reg == SV_REG_FORMAT || reg == SV_REG_ANALOG_PWR) 138 reg |= SV_CM_INDEX_MCE; 139 140 bus_space_write_1(sc->enh_st, sc->enh_sh, SV_CM_INDEX, reg); 141 return bus_space_read_1(sc->enh_st, sc->enh_sh, SV_CM_DATA); 142 } 143 144 #define sv_indirect_set(x, y, z) _sv_indirect_set(x, y, z, __LINE__) 145 146 static void 147 _sv_indirect_set(struct sc_info *sc, u_int8_t reg, u_int8_t val, int line) 148 { 149 if (reg == SV_REG_FORMAT || reg == SV_REG_ANALOG_PWR) 150 reg |= SV_CM_INDEX_MCE; 151 152 bus_space_write_1(sc->enh_st, sc->enh_sh, SV_CM_INDEX, reg); 153 bus_space_write_1(sc->enh_st, sc->enh_sh, SV_CM_DATA, val); 154 155 reg &= ~SV_CM_INDEX_MCE; 156 if (reg != SV_REG_ADC_PLLM) { 157 u_int8_t n; 158 n = sv_indirect_get(sc, reg); 159 if (n != val) { 160 device_printf(sc->dev, "sv_indirect_set register 0x%02x %d != %d line %d\n", reg, n, val, line); 161 } 162 } 163 } 164 165 static void 166 sv_dma_set_config(bus_space_tag_t st, bus_space_handle_t sh, 167 u_int32_t base, u_int32_t count, u_int8_t mode) 168 { 169 bus_space_write_4(st, sh, SV_DMA_ADDR, base); 170 bus_space_write_4(st, sh, SV_DMA_COUNT, count & 0xffffff); 171 bus_space_write_1(st, sh, SV_DMA_MODE, mode); 172 173 DEB(printf("base 0x%08x count %5d mode 0x%02x\n", 174 base, count, mode)); 175 } 176 177 static u_int32_t 178 sv_dma_get_count(bus_space_tag_t st, bus_space_handle_t sh) 179 { 180 return bus_space_read_4(st, sh, SV_DMA_COUNT) & 0xffffff; 181 } 182 183 /* ------------------------------------------------------------------------- */ 184 /* Play / Record Common Interface */ 185 186 static void * 187 svchan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 188 { 189 struct sc_info *sc = devinfo; 190 struct sc_chinfo *ch; 191 ch = (dir == PCMDIR_PLAY) ? &sc->pch : &sc->rch; 192 193 ch->parent = sc; 194 ch->channel = c; 195 ch->dir = dir; 196 197 if (sndbuf_alloc(b, sc->parent_dmat, 0, sc->bufsz) != 0) { 198 DEB(printf("svchan_init failed\n")); 199 return NULL; 200 } 201 ch->buffer = b; 202 ch->fmt = AFMT_U8; 203 ch->spd = DSP_DEFAULT_SPEED; 204 ch->dma_active = ch->dma_was_active = 0; 205 206 return ch; 207 } 208 209 static struct pcmchan_caps * 210 svchan_getcaps(kobj_t obj, void *data) 211 { 212 return &sc_caps; 213 } 214 215 static int 216 svchan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) 217 { 218 struct sc_chinfo *ch = data; 219 struct sc_info *sc = ch->parent; 220 221 /* user has requested interrupts every blocksize bytes */ 222 RANGE(blocksize, SV_MIN_BLKSZ, sc->bufsz / SV_INTR_PER_BUFFER); 223 sndbuf_resize(ch->buffer, SV_INTR_PER_BUFFER, blocksize); 224 DEB(printf("svchan_setblocksize: %d\n", blocksize)); 225 return blocksize; 226 } 227 228 static int 229 svchan_setformat(kobj_t obj, void *data, u_int32_t format) 230 { 231 struct sc_chinfo *ch = data; 232 /* NB Just note format here as setting format register 233 * generates noise if dma channel is inactive. */ 234 ch->fmt = (format & AFMT_STEREO) ? SV_AFMT_STEREO : SV_AFMT_MONO; 235 ch->fmt |= (format & AFMT_16BIT) ? SV_AFMT_S16 : SV_AFMT_U8; 236 return 0; 237 } 238 239 static int 240 svchan_setspeed(kobj_t obj, void *data, u_int32_t speed) 241 { 242 struct sc_chinfo *ch = data; 243 RANGE(speed, 8000, 48000); 244 ch->spd = speed; 245 return speed; 246 } 247 248 /* ------------------------------------------------------------------------- */ 249 /* Recording interface */ 250 251 static int 252 sv_set_recspeed(struct sc_info *sc, u_int32_t speed) 253 { 254 u_int32_t f_out, f_actual; 255 u_int32_t rs, re, r, best_r = 0, r2, t, n, best_n = 0; 256 int32_t m, best_m = 0, ms, me, err, min_err; 257 258 /* This algorithm is a variant described in sonicvibes.pdf 259 * appendix A. This search is marginally more extensive and 260 * results in (nominally) better sample rate matching. */ 261 262 f_out = SV_F_SCALE * speed; 263 min_err = 0x7fffffff; 264 265 /* Find bounds of r to examine, rs <= r <= re */ 266 t = 80000000 / f_out; 267 for (rs = 1; (1 << rs) < t; rs++); 268 269 t = 150000000 / f_out; 270 for (re = 1; (2 << re) < t; re++); 271 if (re > 7) re = 7; 272 273 /* Search over r, n, m */ 274 for (r = rs; r <= re; r++) { 275 r2 = (1 << r); 276 for (n = 3; n < 34; n++) { 277 m = f_out * n / (SV_F_REF / r2); 278 ms = (m > 3) ? (m - 1) : 3; 279 me = (m < 129) ? (m + 1) : 129; 280 for (m = ms; m <= me; m++) { 281 f_actual = m * SV_F_REF / (n * r2); 282 if (f_actual > f_out) { 283 err = f_actual - f_out; 284 } else { 285 err = f_out - f_actual; 286 } 287 if (err < min_err) { 288 best_r = r; 289 best_m = m - 2; 290 best_n = n - 2; 291 min_err = err; 292 if (err == 0) break; 293 } 294 } 295 } 296 } 297 298 sv_indirect_set(sc, SV_REG_ADC_PLLM, best_m); 299 sv_indirect_set(sc, SV_REG_ADC_PLLN, 300 SV_ADC_PLLN(best_n) | SV_ADC_PLLR(best_r)); 301 DEB(printf("svrchan_setspeed: %d -> PLLM 0x%02x PLLNR 0x%08x\n", 302 speed, 303 sv_indirect_get(sc, SV_REG_ADC_PLLM), 304 sv_indirect_get(sc, SV_REG_ADC_PLLN))); 305 return 0; 306 } 307 308 static int 309 svrchan_trigger(kobj_t obj, void *data, int go) 310 { 311 struct sc_chinfo *ch = data; 312 struct sc_info *sc = ch->parent; 313 u_int32_t count, enable; 314 u_int8_t v; 315 316 switch(go) { 317 case PCMTRIG_START: 318 /* Set speed */ 319 sv_set_recspeed(sc, ch->spd); 320 321 /* Set format */ 322 v = sv_indirect_get(sc, SV_REG_FORMAT) & ~SV_AFMT_DMAC_MSK; 323 v |= SV_AFMT_DMAC(ch->fmt); 324 sv_indirect_set(sc, SV_REG_FORMAT, v); 325 326 /* Program DMA */ 327 count = sndbuf_getsize(ch->buffer) / 2; /* DMAC uses words */ 328 sv_dma_set_config(sc->dmac_st, sc->dmac_sh, 329 sndbuf_getbufaddr(ch->buffer), 330 count - 1, 331 SV_DMA_MODE_AUTO | SV_DMA_MODE_RD); 332 count = count / SV_INTR_PER_BUFFER - 1; 333 sv_indirect_set(sc, SV_REG_DMAC_COUNT_HI, count >> 8); 334 sv_indirect_set(sc, SV_REG_DMAC_COUNT_LO, count & 0xff); 335 336 /* Enable DMA */ 337 enable = sv_indirect_get(sc, SV_REG_ENABLE) | SV_RECORD_ENABLE; 338 sv_indirect_set(sc, SV_REG_ENABLE, enable); 339 ch->dma_active = 1; 340 break; 341 case PCMTRIG_STOP: 342 case PCMTRIG_ABORT: 343 enable = sv_indirect_get(sc, SV_REG_ENABLE) & ~SV_RECORD_ENABLE; 344 sv_indirect_set(sc, SV_REG_ENABLE, enable); 345 ch->dma_active = 0; 346 break; 347 } 348 349 return 0; 350 } 351 352 static int 353 svrchan_getptr(kobj_t obj, void *data) 354 { 355 struct sc_chinfo *ch = data; 356 struct sc_info *sc = ch->parent; 357 u_int32_t sz, remain; 358 359 sz = sndbuf_getsize(ch->buffer); 360 /* DMAC uses words */ 361 remain = (sv_dma_get_count(sc->dmac_st, sc->dmac_sh) + 1) * 2; 362 return sz - remain; 363 } 364 365 static kobj_method_t svrchan_methods[] = { 366 KOBJMETHOD(channel_init, svchan_init), 367 KOBJMETHOD(channel_setformat, svchan_setformat), 368 KOBJMETHOD(channel_setspeed, svchan_setspeed), 369 KOBJMETHOD(channel_setblocksize, svchan_setblocksize), 370 KOBJMETHOD(channel_trigger, svrchan_trigger), 371 KOBJMETHOD(channel_getptr, svrchan_getptr), 372 KOBJMETHOD(channel_getcaps, svchan_getcaps), 373 { 0, 0 } 374 }; 375 CHANNEL_DECLARE(svrchan); 376 377 /* ------------------------------------------------------------------------- */ 378 /* Playback interface */ 379 380 static int 381 svpchan_trigger(kobj_t obj, void *data, int go) 382 { 383 struct sc_chinfo *ch = data; 384 struct sc_info *sc = ch->parent; 385 u_int32_t count, enable, speed; 386 u_int8_t v; 387 388 switch(go) { 389 case PCMTRIG_START: 390 /* Set speed */ 391 speed = (ch->spd * 65536) / 48000; 392 if (speed > 65535) 393 speed = 65535; 394 sv_indirect_set(sc, SV_REG_PCM_SAMPLING_HI, speed >> 8); 395 sv_indirect_set(sc, SV_REG_PCM_SAMPLING_LO, speed & 0xff); 396 397 /* Set format */ 398 v = sv_indirect_get(sc, SV_REG_FORMAT) & ~SV_AFMT_DMAA_MSK; 399 v |= SV_AFMT_DMAA(ch->fmt); 400 sv_indirect_set(sc, SV_REG_FORMAT, v); 401 402 /* Program DMA */ 403 count = sndbuf_getsize(ch->buffer); 404 sv_dma_set_config(sc->dmaa_st, sc->dmaa_sh, 405 sndbuf_getbufaddr(ch->buffer), 406 count - 1, 407 SV_DMA_MODE_AUTO | SV_DMA_MODE_WR); 408 count = count / SV_INTR_PER_BUFFER - 1; 409 sv_indirect_set(sc, SV_REG_DMAA_COUNT_HI, count >> 8); 410 sv_indirect_set(sc, SV_REG_DMAA_COUNT_LO, count & 0xff); 411 412 /* Enable DMA */ 413 enable = sv_indirect_get(sc, SV_REG_ENABLE); 414 enable = (enable | SV_PLAY_ENABLE) & ~SV_PLAYBACK_PAUSE; 415 sv_indirect_set(sc, SV_REG_ENABLE, enable); 416 ch->dma_active = 1; 417 break; 418 case PCMTRIG_STOP: 419 case PCMTRIG_ABORT: 420 enable = sv_indirect_get(sc, SV_REG_ENABLE) & ~SV_PLAY_ENABLE; 421 sv_indirect_set(sc, SV_REG_ENABLE, enable); 422 ch->dma_active = 0; 423 break; 424 } 425 426 return 0; 427 } 428 429 static int 430 svpchan_getptr(kobj_t obj, void *data) 431 { 432 struct sc_chinfo *ch = data; 433 struct sc_info *sc = ch->parent; 434 u_int32_t sz, remain; 435 436 sz = sndbuf_getsize(ch->buffer); 437 /* DMAA uses bytes */ 438 remain = sv_dma_get_count(sc->dmaa_st, sc->dmaa_sh) + 1; 439 return (sz - remain); 440 } 441 442 static kobj_method_t svpchan_methods[] = { 443 KOBJMETHOD(channel_init, svchan_init), 444 KOBJMETHOD(channel_setformat, svchan_setformat), 445 KOBJMETHOD(channel_setspeed, svchan_setspeed), 446 KOBJMETHOD(channel_setblocksize, svchan_setblocksize), 447 KOBJMETHOD(channel_trigger, svpchan_trigger), 448 KOBJMETHOD(channel_getptr, svpchan_getptr), 449 KOBJMETHOD(channel_getcaps, svchan_getcaps), 450 { 0, 0 } 451 }; 452 CHANNEL_DECLARE(svpchan); 453 454 /* ------------------------------------------------------------------------- */ 455 /* Mixer support */ 456 457 struct sv_mix_props { 458 u_int8_t reg; /* Register */ 459 u_int8_t stereo:1; /* Supports 2 channels */ 460 u_int8_t mute:1; /* Supports muting */ 461 u_int8_t neg:1; /* Negative gain */ 462 u_int8_t max; /* Max gain */ 463 u_int8_t iselect; /* Input selector */ 464 } static const mt [SOUND_MIXER_NRDEVICES] = { 465 [SOUND_MIXER_LINE1] = {SV_REG_AUX1, 1, 1, 1, SV_DEFAULT_MAX, SV_INPUT_AUX1}, 466 [SOUND_MIXER_CD] = {SV_REG_CD, 1, 1, 1, SV_DEFAULT_MAX, SV_INPUT_CD}, 467 [SOUND_MIXER_LINE] = {SV_REG_LINE, 1, 1, 1, SV_DEFAULT_MAX, SV_INPUT_LINE}, 468 [SOUND_MIXER_MIC] = {SV_REG_MIC, 0, 1, 1, SV_MIC_MAX, SV_INPUT_MIC}, 469 [SOUND_MIXER_SYNTH] = {SV_REG_SYNTH, 0, 1, 1, SV_DEFAULT_MAX, 0}, 470 [SOUND_MIXER_LINE2] = {SV_REG_AUX2, 1, 1, 1, SV_DEFAULT_MAX, SV_INPUT_AUX2}, 471 [SOUND_MIXER_VOLUME] = {SV_REG_MIX, 1, 1, 1, SV_DEFAULT_MAX, 0}, 472 [SOUND_MIXER_PCM] = {SV_REG_PCM, 1, 1, 1, SV_PCM_MAX, 0}, 473 [SOUND_MIXER_RECLEV] = {SV_REG_ADC_INPUT, 1, 0, 0, SV_ADC_MAX, 0}, 474 }; 475 476 static void 477 sv_channel_gain(struct sc_info *sc, u_int32_t dev, u_int32_t gain, u_int32_t channel) 478 { 479 u_int8_t v; 480 int32_t g; 481 482 g = mt[dev].max * gain / 100; 483 if (mt[dev].neg) 484 g = mt[dev].max - g; 485 v = sv_indirect_get(sc, mt[dev].reg + channel) & ~mt[dev].max; 486 v |= g; 487 488 if (mt[dev].mute) { 489 if (gain == 0) { 490 v |= SV_MUTE; 491 } else { 492 v &= ~SV_MUTE; 493 } 494 } 495 sv_indirect_set(sc, mt[dev].reg + channel, v); 496 } 497 498 static int 499 sv_gain(struct sc_info *sc, u_int32_t dev, u_int32_t left, u_int32_t right) 500 { 501 sv_channel_gain(sc, dev, left, 0); 502 if (mt[dev].stereo) 503 sv_channel_gain(sc, dev, right, 1); 504 return 0; 505 } 506 507 static void 508 sv_mix_mute_all(struct sc_info *sc) 509 { 510 int32_t i; 511 for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) { 512 if (mt[i].reg) sv_gain(sc, i, 0, 0); 513 } 514 } 515 516 static int 517 sv_mix_init(struct snd_mixer *m) 518 { 519 u_int32_t i, v; 520 521 for(i = v = 0; i < SOUND_MIXER_NRDEVICES; i++) { 522 if (mt[i].max) v |= (1 << i); 523 } 524 mix_setdevs(m, v); 525 526 for(i = v = 0; i < SOUND_MIXER_NRDEVICES; i++) { 527 if (mt[i].iselect) v |= (1 << i); 528 } 529 mix_setrecdevs(m, v); 530 531 return 0; 532 } 533 534 static int 535 sv_mix_set(struct snd_mixer *m, u_int32_t dev, u_int32_t left, u_int32_t right) 536 { 537 struct sc_info *sc = mix_getdevinfo(m); 538 return sv_gain(sc, dev, left, right); 539 } 540 541 static int 542 sv_mix_setrecsrc(struct snd_mixer *m, u_int32_t mask) 543 { 544 struct sc_info *sc = mix_getdevinfo(m); 545 u_int32_t i, v; 546 547 v = sv_indirect_get(sc, SV_REG_ADC_INPUT) & SV_INPUT_GAIN_MASK; 548 for(i = 0; i < SOUND_MIXER_NRDEVICES; i++) { 549 if ((1 << i) & mask) { 550 v |= mt[i].iselect; 551 } 552 } 553 DEB(printf("sv_mix_setrecsrc: mask 0x%08x adc_input 0x%02x\n", mask, v)); 554 sv_indirect_set(sc, SV_REG_ADC_INPUT, v); 555 return mask; 556 } 557 558 static kobj_method_t sv_mixer_methods[] = { 559 KOBJMETHOD(mixer_init, sv_mix_init), 560 KOBJMETHOD(mixer_set, sv_mix_set), 561 KOBJMETHOD(mixer_setrecsrc, sv_mix_setrecsrc), 562 { 0, 0 } 563 }; 564 MIXER_DECLARE(sv_mixer); 565 566 /* ------------------------------------------------------------------------- */ 567 /* Power management and reset */ 568 569 static void 570 sv_power(struct sc_info *sc, int state) 571 { 572 u_int8_t v; 573 574 switch (state) { 575 case 0: 576 /* power on */ 577 v = sv_indirect_get(sc, SV_REG_ANALOG_PWR) &~ SV_ANALOG_OFF; 578 v |= SV_ANALOG_OFF_SRS | SV_ANALOG_OFF_SPLL; 579 sv_indirect_set(sc, SV_REG_ANALOG_PWR, v); 580 v = sv_indirect_get(sc, SV_REG_DIGITAL_PWR) &~ SV_DIGITAL_OFF; 581 v |= SV_DIGITAL_OFF_SYN | SV_DIGITAL_OFF_MU | SV_DIGITAL_OFF_GP; 582 sv_indirect_set(sc, SV_REG_DIGITAL_PWR, v); 583 break; 584 default: 585 /* power off */ 586 v = sv_indirect_get(sc, SV_REG_ANALOG_PWR) | SV_ANALOG_OFF; 587 sv_indirect_set(sc, SV_REG_ANALOG_PWR, v); 588 v = sv_indirect_get(sc, SV_REG_DIGITAL_PWR) | SV_DIGITAL_OFF; 589 sv_indirect_set(sc, SV_REG_DIGITAL_PWR, SV_DIGITAL_OFF); 590 break; 591 } 592 DEB(printf("Power state %d\n", state)); 593 } 594 595 static int 596 sv_init(struct sc_info *sc) 597 { 598 u_int8_t v; 599 600 /* Effect reset */ 601 v = sv_direct_get(sc, SV_CM_CONTROL) & ~SV_CM_CONTROL_ENHANCED; 602 v |= SV_CM_CONTROL_RESET; 603 sv_direct_set(sc, SV_CM_CONTROL, v); 604 DELAY(50); 605 606 v = sv_direct_get(sc, SV_CM_CONTROL) & ~SV_CM_CONTROL_RESET; 607 sv_direct_set(sc, SV_CM_CONTROL, v); 608 DELAY(50); 609 610 /* Set in enhanced mode */ 611 v = sv_direct_get(sc, SV_CM_CONTROL); 612 v |= SV_CM_CONTROL_ENHANCED; 613 sv_direct_set(sc, SV_CM_CONTROL, v); 614 615 /* Enable interrupts (UDM and MIDM are superfluous) */ 616 v = sv_direct_get(sc, SV_CM_IMR); 617 v &= ~(SV_CM_IMR_AMSK | SV_CM_IMR_CMSK | SV_CM_IMR_SMSK); 618 sv_direct_set(sc, SV_CM_IMR, v); 619 620 /* Select ADC PLL for ADC clock */ 621 v = sv_indirect_get(sc, SV_REG_CLOCK_SOURCE) & ~SV_CLOCK_ALTERNATE; 622 sv_indirect_set(sc, SV_REG_CLOCK_SOURCE, v); 623 624 /* Disable loopback - binds ADC and DAC rates */ 625 v = sv_indirect_get(sc, SV_REG_LOOPBACK) & ~SV_LOOPBACK_ENABLE; 626 sv_indirect_set(sc, SV_REG_LOOPBACK, v); 627 628 /* Disable SRS */ 629 v = sv_indirect_get(sc, SV_REG_SRS_SPACE) | SV_SRS_DISABLED; 630 sv_indirect_set(sc, SV_REG_SRS_SPACE, v); 631 632 /* Get revision */ 633 sc->rev = sv_indirect_get(sc, SV_REG_REVISION); 634 635 return 0; 636 } 637 638 static int 639 sv_suspend(device_t dev) 640 { 641 struct sc_info *sc = pcm_getdevinfo(dev); 642 643 sc->rch.dma_was_active = sc->rch.dma_active; 644 svrchan_trigger(NULL, &sc->rch, PCMTRIG_ABORT); 645 646 sc->pch.dma_was_active = sc->pch.dma_active; 647 svrchan_trigger(NULL, &sc->pch, PCMTRIG_ABORT); 648 649 sv_mix_mute_all(sc); 650 sv_power(sc, 3); 651 652 return 0; 653 } 654 655 static int 656 sv_resume(device_t dev) 657 { 658 struct sc_info *sc = pcm_getdevinfo(dev); 659 660 sv_mix_mute_all(sc); 661 sv_power(sc, 0); 662 if (sv_init(sc) == -1) { 663 device_printf(dev, "unable to reinitialize the card\n"); 664 return ENXIO; 665 } 666 667 if (mixer_reinit(dev) == -1) { 668 device_printf(dev, "unable to reinitialize the mixer\n"); 669 return ENXIO; 670 } 671 672 if (sc->rch.dma_was_active) { 673 svrchan_trigger(0, &sc->rch, PCMTRIG_START); 674 } 675 676 if (sc->pch.dma_was_active) { 677 svpchan_trigger(0, &sc->pch, PCMTRIG_START); 678 } 679 680 return 0; 681 } 682 683 /* ------------------------------------------------------------------------- */ 684 /* Resource related */ 685 686 static void 687 sv_intr(void *data) 688 { 689 struct sc_info *sc = data; 690 u_int8_t status; 691 692 status = sv_direct_get(sc, SV_CM_STATUS); 693 if (status & SV_CM_STATUS_AINT) 694 chn_intr(sc->pch.channel); 695 696 if (status & SV_CM_STATUS_CINT) 697 chn_intr(sc->rch.channel); 698 699 status &= ~(SV_CM_STATUS_AINT|SV_CM_STATUS_CINT); 700 DEB(if (status) printf("intr 0x%02x ?\n", status)); 701 702 return; 703 } 704 705 static int 706 sv_probe(device_t dev) 707 { 708 switch(pci_get_devid(dev)) { 709 case SV_PCI_ID: 710 device_set_desc(dev, "S3 Sonicvibes"); 711 return BUS_PROBE_DEFAULT; 712 default: 713 return ENXIO; 714 } 715 } 716 717 static int 718 sv_attach(device_t dev) { 719 struct sc_info *sc; 720 u_int32_t data; 721 char status[SND_STATUSLEN]; 722 u_long midi_start, games_start, count, sdmaa, sdmac, ml, mu; 723 724 sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO); 725 sc->dev = dev; 726 727 data = pci_read_config(dev, PCIR_COMMAND, 2); 728 data |= (PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN); 729 pci_write_config(dev, PCIR_COMMAND, data, 2); 730 data = pci_read_config(dev, PCIR_COMMAND, 2); 731 732 #if __FreeBSD_version > 500000 733 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) { 734 device_printf(dev, "chip is in D%d power mode " 735 "-- setting to D0\n", pci_get_powerstate(dev)); 736 pci_set_powerstate(dev, PCI_POWERSTATE_D0); 737 } 738 #endif 739 sc->enh_rid = SV_PCI_ENHANCED; 740 sc->enh_type = SYS_RES_IOPORT; 741 sc->enh_reg = bus_alloc_resource(dev, sc->enh_type, 742 &sc->enh_rid, 0, ~0, 743 SV_PCI_ENHANCED_SIZE, RF_ACTIVE); 744 if (sc->enh_reg == NULL) { 745 device_printf(dev, "sv_attach: cannot allocate enh\n"); 746 return ENXIO; 747 } 748 sc->enh_st = rman_get_bustag(sc->enh_reg); 749 sc->enh_sh = rman_get_bushandle(sc->enh_reg); 750 751 data = pci_read_config(dev, SV_PCI_DMAA, 4); 752 DEB(printf("sv_attach: initial dmaa 0x%08x\n", data)); 753 data = pci_read_config(dev, SV_PCI_DMAC, 4); 754 DEB(printf("sv_attach: initial dmac 0x%08x\n", data)); 755 756 /* Initialize DMA_A and DMA_C */ 757 pci_write_config(dev, SV_PCI_DMAA, SV_PCI_DMA_EXTENDED, 4); 758 pci_write_config(dev, SV_PCI_DMAC, 0, 4); 759 760 /* Register IRQ handler */ 761 sc->irqid = 0; 762 sc->irq = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irqid, 763 0, ~0, 1, RF_ACTIVE | RF_SHAREABLE); 764 if (!sc->irq || 765 snd_setup_intr(dev, sc->irq, 0, sv_intr, sc, &sc->ih)) { 766 device_printf(dev, "sv_attach: Unable to map interrupt\n"); 767 goto fail; 768 } 769 770 sc->bufsz = pcm_getbuffersize(dev, 4096, SV_DEFAULT_BUFSZ, 65536); 771 if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2, 772 /*boundary*/0, 773 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT, 774 /*highaddr*/BUS_SPACE_MAXADDR, 775 /*filter*/NULL, /*filterarg*/NULL, 776 /*maxsize*/sc->bufsz, /*nsegments*/1, 777 /*maxsegz*/0x3ffff, /*flags*/0, 778 /*lockfunc*/busdma_lock_mutex, 779 /*lockarg*/&Giant, &sc->parent_dmat) != 0) { 780 device_printf(dev, "sv_attach: Unable to create dma tag\n"); 781 goto fail; 782 } 783 784 /* Power up and initialize */ 785 sv_mix_mute_all(sc); 786 sv_power(sc, 0); 787 sv_init(sc); 788 789 if (mixer_init(dev, &sv_mixer_class, sc) != 0) { 790 device_printf(dev, "sv_attach: Mixer failed to initialize\n"); 791 goto fail; 792 } 793 794 /* XXX This is a hack, and it's ugly. Okay, the deal is this 795 * card has two more io regions that available for automatic 796 * configuration by the pci code. These need to be allocated 797 * to used as control registers for the DMA engines. 798 * Unfortunately FBSD has no bus_space_foo() functions so we 799 * have to grab port space in region of existing resources. Go 800 * for space between midi and game ports. 801 */ 802 bus_get_resource(dev, SYS_RES_IOPORT, SV_PCI_MIDI, &midi_start, &count); 803 bus_get_resource(dev, SYS_RES_IOPORT, SV_PCI_GAMES, &games_start, &count); 804 805 if (games_start < midi_start) { 806 ml = games_start; 807 mu = midi_start; 808 } else { 809 ml = midi_start; 810 mu = games_start; 811 } 812 /* Check assumptions about space availability and 813 alignment. How driver loaded can determine whether 814 games_start > midi_start or vice versa */ 815 if ((mu - ml >= 0x800) || 816 ((mu - ml) % 0x200)) { 817 device_printf(dev, "sv_attach: resource assumptions not met " 818 "(midi 0x%08lx, games 0x%08lx)\n", 819 midi_start, games_start); 820 goto fail; 821 } 822 823 sdmaa = ml + 0x40; 824 sdmac = sdmaa + 0x40; 825 826 /* Add resources to list of pci resources for this device - from here on 827 * they look like normal pci resources. */ 828 bus_set_resource(dev, SYS_RES_IOPORT, SV_PCI_DMAA, sdmaa, SV_PCI_DMAA_SIZE); 829 bus_set_resource(dev, SYS_RES_IOPORT, SV_PCI_DMAC, sdmac, SV_PCI_DMAC_SIZE); 830 831 /* Cache resource short-cuts for dma_a */ 832 sc->dmaa_rid = SV_PCI_DMAA; 833 sc->dmaa_type = SYS_RES_IOPORT; 834 sc->dmaa_reg = bus_alloc_resource(dev, sc->dmaa_type, 835 &sc->dmaa_rid, 0, ~0, 836 SV_PCI_ENHANCED_SIZE, RF_ACTIVE); 837 if (sc->dmaa_reg == NULL) { 838 device_printf(dev, "sv_attach: cannot allocate dmaa\n"); 839 goto fail; 840 } 841 sc->dmaa_st = rman_get_bustag(sc->dmaa_reg); 842 sc->dmaa_sh = rman_get_bushandle(sc->dmaa_reg); 843 844 /* Poke port into dma_a configuration, nb bit flags to enable dma */ 845 data = pci_read_config(dev, SV_PCI_DMAA, 4) | SV_PCI_DMA_ENABLE | SV_PCI_DMA_EXTENDED; 846 data = ((u_int32_t)sdmaa & 0xfffffff0) | (data & 0x0f); 847 pci_write_config(dev, SV_PCI_DMAA, data, 4); 848 DEB(printf("dmaa: 0x%x 0x%x\n", data, pci_read_config(dev, SV_PCI_DMAA, 4))); 849 850 /* Cache resource short-cuts for dma_c */ 851 sc->dmac_rid = SV_PCI_DMAC; 852 sc->dmac_type = SYS_RES_IOPORT; 853 sc->dmac_reg = bus_alloc_resource(dev, sc->dmac_type, 854 &sc->dmac_rid, 0, ~0, 855 SV_PCI_ENHANCED_SIZE, RF_ACTIVE); 856 if (sc->dmac_reg == NULL) { 857 device_printf(dev, "sv_attach: cannot allocate dmac\n"); 858 goto fail; 859 } 860 sc->dmac_st = rman_get_bustag(sc->dmac_reg); 861 sc->dmac_sh = rman_get_bushandle(sc->dmac_reg); 862 863 /* Poke port into dma_c configuration, nb bit flags to enable dma */ 864 data = pci_read_config(dev, SV_PCI_DMAC, 4) | SV_PCI_DMA_ENABLE | SV_PCI_DMA_EXTENDED; 865 data = ((u_int32_t)sdmac & 0xfffffff0) | (data & 0x0f); 866 pci_write_config(dev, SV_PCI_DMAC, data, 4); 867 DEB(printf("dmac: 0x%x 0x%x\n", data, pci_read_config(dev, SV_PCI_DMAC, 4))); 868 869 if (bootverbose) 870 printf("Sonicvibes: revision %d.\n", sc->rev); 871 872 if (pcm_register(dev, sc, 1, 1)) { 873 device_printf(dev, "sv_attach: pcm_register fail\n"); 874 goto fail; 875 } 876 877 pcm_addchan(dev, PCMDIR_PLAY, &svpchan_class, sc); 878 pcm_addchan(dev, PCMDIR_REC, &svrchan_class, sc); 879 880 snprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld %s", 881 rman_get_start(sc->enh_reg), rman_get_start(sc->irq),PCM_KLDSTRING(snd_vibes)); 882 pcm_setstatus(dev, status); 883 884 DEB(printf("sv_attach: succeeded\n")); 885 886 return 0; 887 888 fail: 889 if (sc->parent_dmat) 890 bus_dma_tag_destroy(sc->parent_dmat); 891 if (sc->ih) 892 bus_teardown_intr(dev, sc->irq, sc->ih); 893 if (sc->irq) 894 bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq); 895 if (sc->enh_reg) 896 bus_release_resource(dev, sc->enh_type, sc->enh_rid, sc->enh_reg); 897 if (sc->dmaa_reg) 898 bus_release_resource(dev, sc->dmaa_type, sc->dmaa_rid, sc->dmaa_reg); 899 if (sc->dmac_reg) 900 bus_release_resource(dev, sc->dmac_type, sc->dmac_rid, sc->dmac_reg); 901 return ENXIO; 902 } 903 904 static int 905 sv_detach(device_t dev) { 906 struct sc_info *sc; 907 int r; 908 909 r = pcm_unregister(dev); 910 if (r) return r; 911 912 sc = pcm_getdevinfo(dev); 913 sv_mix_mute_all(sc); 914 sv_power(sc, 3); 915 916 bus_dma_tag_destroy(sc->parent_dmat); 917 bus_teardown_intr(dev, sc->irq, sc->ih); 918 bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq); 919 bus_release_resource(dev, sc->enh_type, sc->enh_rid, sc->enh_reg); 920 bus_release_resource(dev, sc->dmaa_type, sc->dmaa_rid, sc->dmaa_reg); 921 bus_release_resource(dev, sc->dmac_type, sc->dmac_rid, sc->dmac_reg); 922 923 free(sc, M_DEVBUF); 924 925 return 0; 926 } 927 928 static device_method_t sc_methods[] = { 929 DEVMETHOD(device_probe, sv_probe), 930 DEVMETHOD(device_attach, sv_attach), 931 DEVMETHOD(device_detach, sv_detach), 932 DEVMETHOD(device_resume, sv_resume), 933 DEVMETHOD(device_suspend, sv_suspend), 934 { 0, 0 } 935 }; 936 937 static driver_t sonicvibes_driver = { 938 "pcm", 939 sc_methods, 940 PCM_SOFTC_SIZE 941 }; 942 943 DRIVER_MODULE(snd_vibes, pci, sonicvibes_driver, pcm_devclass, 0, 0); 944 MODULE_DEPEND(snd_vibes, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); 945 MODULE_VERSION(snd_vibes, 1); 946