1 /* $NetBSD: interwave.c,v 1.13 2000/06/26 04:56:18 simonb Exp $ */ 2 3 /* 4 * Copyright (c) 1997, 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Author: Kari Mettinen 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the NetBSD 20 * Foundation, Inc. and its contributors. 21 * 4. Neither the name of The NetBSD Foundation nor the names of its 22 * contributors may be used to endorse or promote products derived 23 * from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 35 * POSSIBILITY OF SUCH DAMAGE. 36 */ 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/errno.h> 41 #include <sys/ioctl.h> 42 #include <sys/syslog.h> 43 #include <sys/device.h> 44 #include <sys/proc.h> 45 #include <sys/buf.h> 46 #include <sys/fcntl.h> 47 #include <sys/malloc.h> 48 #include <sys/kernel.h> 49 50 #include <machine/cpu.h> 51 #include <machine/intr.h> 52 #include <machine/pio.h> 53 #include <machine/cpufunc.h> 54 #include <sys/audioio.h> 55 #include <dev/audio_if.h> 56 #include <dev/mulaw.h> 57 58 #include <dev/isa/isavar.h> 59 #include <dev/isa/isadmavar.h> 60 61 #include <dev/ic/interwavereg.h> 62 #include <dev/ic/interwavevar.h> 63 64 65 static void iwreset __P((struct iw_softc *, int)); 66 67 static int iw_set_speed __P((struct iw_softc *, u_long, char)); 68 static u_long iw_set_format __P((struct iw_softc *, u_long, int)); 69 static void iw_mixer_line_level __P((struct iw_softc *, int, int, int)); 70 static void iw_trigger_dma __P((struct iw_softc *, u_char)); 71 static void iw_stop_dma __P((struct iw_softc *, u_char, u_char)); 72 static void iw_dma_count __P((struct iw_softc *, u_short, int)); 73 static int iwintr __P((void *)); 74 static void iw_meminit __P((struct iw_softc *)); 75 static void iw_mempoke __P((struct iw_softc *, u_long, u_char)); 76 static u_char iw_mempeek __P((struct iw_softc *, u_long)); 77 78 #ifdef USE_WAVETABLE 79 static void iw_set_voice_place __P((struct iw_softc *, u_char, u_long)); 80 static void iw_voice_pan __P((struct iw_softc *, u_char, u_short, u_short)); 81 static void iw_voice_freq __P((struct iw_softc *, u_char, u_long)); 82 static void iw_set_loopmode __P((struct iw_softc *, u_char, u_char, u_char)); 83 static void iw_set_voice_pos __P((struct iw_softc *, u_short, u_long, u_long)); 84 static void iw_start_voice __P((struct iw_softc *, u_char)); 85 static void iw_play_voice __P((struct iw_softc *, u_long, u_long, u_short)); 86 static void iw_stop_voice __P((struct iw_softc *, u_char)); 87 static void iw_move_voice_end __P((struct iw_softc *, u_short, u_long)); 88 static void iw_initvoices __P((struct iw_softc *)); 89 #endif 90 91 struct audio_device iw_device = { 92 "Am78C201", 93 "0.1", 94 "guspnp" 95 }; 96 97 #ifdef AUDIO_DEBUG 98 int iw_debug; 99 #define DPRINTF(p) if (iw_debug) printf p 100 #else 101 #define DPRINTF(p) 102 #endif 103 104 static int iw_cc = 1; 105 #ifdef DIAGNOSTIC 106 static int outputs = 0; 107 static int iw_ints = 0; 108 static int inputs = 0; 109 static int iw_inints = 0; 110 #endif 111 112 int 113 iwintr(arg) 114 void *arg; 115 { 116 struct iw_softc *sc = arg; 117 int val = 0; 118 u_char intrs = 0; 119 120 IW_READ_DIRECT_1(6, sc->p2xr_h, intrs); /* UISR */ 121 122 /* codec ints */ 123 124 /* 125 * The proper order to do this seems to be to read CSR3 to get the 126 * int cause and fifo over underrrun status, then deal with the ints 127 * (new dma set up), and to clear ints by writing the respective bit 128 * to 0. 129 */ 130 131 /* read what ints happened */ 132 133 IW_READ_CODEC_1(CSR3I, intrs); 134 135 /* clear them */ 136 137 IW_WRITE_DIRECT_1(2, sc->codec_index_h, 0x00); 138 139 /* and process them */ 140 141 if (intrs & 0x20) { 142 #ifdef DIAGNOSTIC 143 iw_inints++; 144 #endif 145 sc->sc_reclocked = 0; 146 if (sc->sc_recintr != 0) 147 sc->sc_recintr(sc->sc_recarg); 148 val = 1; 149 } 150 if (intrs & 0x10) { 151 #ifdef DIAGNOSTIC 152 iw_ints++; 153 #endif 154 sc->sc_playlocked = 0; 155 if (sc->sc_playintr != 0) 156 sc->sc_playintr(sc->sc_playarg); 157 val = 1; 158 } 159 return val; 160 161 } 162 163 void 164 iwattach(sc) 165 struct iw_softc *sc; 166 { 167 int got_irq = 0; 168 169 DPRINTF(("iwattach sc %p\n", sc)); 170 171 sc->cdatap = 1; /* relative offsets in region */ 172 sc->csr1r = 2; 173 sc->cxdr = 3; /* CPDR or CRDR */ 174 175 sc->gmxr = 0; /* sc->p3xr */ 176 sc->gmxdr = 1; /* GMTDR or GMRDR */ 177 sc->svsr = 2; 178 sc->igidxr = 3; 179 sc->i16dp = 4; 180 sc->i8dp = 5; 181 sc->lmbdr = 7; 182 183 sc->rec_precision = sc->play_precision = 8; 184 sc->rec_channels = sc->play_channels = 1; 185 sc->rec_encoding = sc->play_encoding = AUDIO_ENCODING_ULAW; 186 sc->sc_irate = 8000; 187 sc->sc_orate = 8000; 188 189 sc->sc_fullduplex = 1; 190 191 sc->sc_reclocked = 0; 192 sc->sc_playlocked = 0; 193 194 sc->sc_dma_flags = 0; 195 196 /* 197 * We can only use a few selected irqs, see if we got one from pnp 198 * code that suits us. 199 */ 200 201 if (sc->sc_irq > 0) { 202 sc->sc_ih = isa_intr_establish(sc->sc_p2xr_ic, 203 sc->sc_irq, 204 IST_EDGE, IPL_AUDIO, iwintr, sc); 205 got_irq = 1; 206 } 207 if (!got_irq) { 208 printf("\niwattach: couldn't get a suitable irq\n"); 209 return; 210 } 211 printf("\n"); 212 iwreset(sc, 0); 213 iw_set_format(sc, AUDIO_ENCODING_ULAW, 0); 214 iw_set_format(sc, AUDIO_ENCODING_ULAW, 1); 215 printf("%s: interwave version %s\n", 216 sc->sc_dev.dv_xname, iw_device.version); 217 audio_attach_mi(sc->iw_hw_if, sc, &sc->sc_dev); 218 } 219 220 int 221 iwopen(sc, flags) 222 struct iw_softc *sc; 223 int flags; 224 { 225 int s; 226 227 s = splaudio(); 228 if (sc->sc_open) { 229 splx(s); 230 DPRINTF(("iwopen: open %x sc %p\n", sc->sc_open, sc)); 231 return EBUSY; 232 } else 233 sc->sc_open = 1; 234 splx(s); 235 236 DPRINTF(("iwopen: open %x sc %p\n", sc->sc_open, sc)); 237 238 #ifdef DIAGNOSTIC 239 outputs = 0; 240 iw_ints = 0; 241 inputs = 0; 242 iw_inints = 0; 243 #endif 244 245 iwreset(sc, 1); 246 247 /* READ/WRITE or both */ 248 249 if (flags == FREAD) { 250 sc->sc_mode |= IW_READ; 251 sc->sc_reclocked = 0; 252 } 253 if (flags == FWRITE) { 254 sc->sc_mode |= IW_WRITE; 255 sc->sc_playlocked = 0; 256 } 257 sc->sc_playdma_cnt = 0; 258 sc->sc_recdma_cnt = 0; 259 sc->playfirst = 1; 260 sc->sc_playintr = 0; 261 sc->sc_recintr = 0; 262 263 return 0; 264 } 265 266 267 268 void 269 iwclose(addr) 270 void *addr; 271 { 272 struct iw_softc *sc = addr; 273 274 DPRINTF(("iwclose sc %p\n", sc)); 275 276 #ifdef DIAGNOSTIC 277 DPRINTF(("iwclose: outputs %d ints %d inputs %d in_ints %d\n", 278 outputs, iw_ints, inputs, iw_inints)); 279 #endif 280 281 /* close hardware */ 282 sc->sc_open = 0; 283 sc->sc_flags = 0; 284 sc->sc_mode = 0; 285 sc->sc_playlocked = 0; 286 sc->sc_reclocked = 0; 287 288 iw_stop_dma(sc, IW_DMA_PLAYBACK, 1); 289 iw_stop_dma(sc, IW_DMA_RECORD, 1); 290 291 sc->sc_playdma_cnt = 0; 292 sc->sc_recdma_cnt = 0; 293 } 294 295 #define RAM_STEP 64*1024 296 297 static void 298 iw_mempoke(sc, addy, val) 299 struct iw_softc *sc; 300 u_long addy; 301 u_char val; 302 { 303 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 304 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 305 306 /* Write byte to LMBDR */ 307 IW_WRITE_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, val); 308 } 309 310 static u_char 311 iw_mempeek(sc, addy) 312 struct iw_softc *sc; 313 u_long addy; 314 { 315 u_char ret; 316 317 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 318 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 319 320 IW_READ_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, ret); 321 return ret; /* return byte from LMBDR */ 322 } 323 324 static void 325 iw_meminit(sc) 326 struct iw_softc *sc; 327 { 328 u_long bank[4] = {0L, 0L, 0L, 0L}; 329 u_long addr = 0L, base = 0L, cnt = 0L; 330 u_char i, ram = 0 /* ,memval=0 */ ; 331 u_short lmcfi; 332 u_long temppi; 333 u_long *lpbanks = &temppi; 334 335 IW_WRITE_GENERAL_1(LDMACI, 0x00); 336 337 IW_READ_GENERAL_2(LMCFI, lmcfi); /* 0x52 */ 338 lmcfi |= 0x0A0C; 339 IW_WRITE_GENERAL_2(LMCFI, lmcfi); /* max addr span */ 340 IW_WRITE_GENERAL_1(LMCI, 0x00); 341 342 /* fifo addresses */ 343 344 IW_WRITE_GENERAL_2(LMRFAI, ((4 * 1024 * 1024) >> 8)); 345 IW_WRITE_GENERAL_2(LMPFAI, ((4 * 1024 * 1024 + 16 * 1024) >> 8)); 346 347 IW_WRITE_GENERAL_2(LMFSI, 0x000); 348 349 IW_WRITE_GENERAL_2(LDICI, 0x0000); 350 351 while (addr < (16 * 1024 * 1024)) { 352 iw_mempoke(sc, addr, 0x00); 353 addr += RAM_STEP; 354 } 355 356 printf("%s:", sc->sc_dev.dv_xname); 357 358 for (i = 0; i < 4; i++) { 359 iw_mempoke(sc, base, 0xAA); /* mark start of bank */ 360 iw_mempoke(sc, base + 1L, 0x55); 361 if (iw_mempeek(sc, base) == 0xAA && 362 iw_mempeek(sc, base + 1L) == 0x55) 363 ram = 1; 364 if (ram) { 365 while (cnt < (4 * 1024 * 1024)) { 366 bank[i] += RAM_STEP; 367 cnt += RAM_STEP; 368 addr = base + cnt; 369 if (iw_mempeek(sc, addr) == 0xAA) 370 break; 371 } 372 } 373 if (lpbanks != NULL) { 374 *lpbanks = bank[i]; 375 lpbanks++; 376 } 377 bank[i] = bank[i] >> 10; 378 printf("%s bank[%d]: %ldK", i ? "," : "", i, bank[i]); 379 base += 4 * 1024 * 1024; 380 cnt = 0L; 381 ram = 0; 382 } 383 384 printf("\n"); 385 386 /* 387 * this is not really useful since GUS PnP supports memory 388 * configurations that aren't really supported by Interwave...beware 389 * of holes! Also, we don't use the memory for anything in this 390 * version of the driver. 391 * 392 * we've configured for 4M-4M-4M-4M 393 */ 394 } 395 396 397 static 398 void 399 iwreset(sc, warm) 400 struct iw_softc *sc; 401 int warm; 402 { 403 u_char reg, cmode, val = 0, mixer_image = 0; 404 405 reg = 0; /* XXX gcc -Wall */ 406 407 cmode = 0x6c; /* enhanced codec mode (full duplex) */ 408 409 /* reset */ 410 411 IW_WRITE_GENERAL_1(URSTI, 0x00); 412 delay(10); 413 IW_WRITE_GENERAL_1(URSTI, 0x07); 414 IW_WRITE_GENERAL_1(ICMPTI, 0x1f); /* disable DSP and uici and 415 * udci writes */ 416 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* enable ints to ISA and 417 * codec access */ 418 IW_READ_GENERAL_1(IVERI, reg); 419 IW_WRITE_GENERAL_1(IVERI, reg | 0x01); /* hidden reg lock disable */ 420 IW_WRITE_GENERAL_1(UASBCI, 0x00); 421 422 /* synth enhanced mode (default), 0 active voices, disable ints */ 423 424 IW_WRITE_GENERAL_1(SGMI_WR, 0x01); /* enhanced mode, LFOs 425 * disabled */ 426 for (val = 0; val < 32; val++) { 427 /* set each synth sound volume to 0 */ 428 IW_WRITE_DIRECT_1(sc->p3xr + 2, sc->p3xr_h, val); 429 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 430 IW_WRITE_GENERAL_2(SASLI_WR, 0x0000); 431 IW_WRITE_GENERAL_2(SASHI_WR, 0x0000); 432 IW_WRITE_GENERAL_2(SAELI_WR, 0x0000); 433 IW_WRITE_GENERAL_2(SAEHI_WR, 0x0000); 434 IW_WRITE_GENERAL_2(SFCI_WR, 0x0000); 435 IW_WRITE_GENERAL_1(SACI_WR, 0x02); 436 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 437 IW_WRITE_GENERAL_1(SVEI_WR, 0x00); 438 IW_WRITE_GENERAL_2(SVLI_WR, 0x0000); 439 IW_WRITE_GENERAL_1(SVCI_WR, 0x02); 440 IW_WRITE_GENERAL_1(SMSI_WR, 0x02); 441 } 442 443 IW_WRITE_GENERAL_1(SAVI_WR, 0x00); 444 445 /* codec mode/init */ 446 447 /* first change mode to 1 */ 448 449 IW_WRITE_CODEC_1(CMODEI, 0x00); 450 451 /* and mode 3 */ 452 453 IW_WRITE_CODEC_1(CMODEI, cmode); 454 455 IW_READ_CODEC_1(CMODEI, reg); 456 457 DPRINTF(("cmode %x\n", reg)); 458 459 sc->revision = ((reg & 0x80) >> 3) | (reg & 0x0f); 460 461 IW_WRITE_DIRECT_1(sc->codec_index + 2, sc->p2xr_h, 0x00); 462 463 IW_WRITE_CODEC_1(CFIG1I | IW_MCE, 0x00); /* dma 2 chan access */ 464 IW_WRITE_CODEC_1(CEXTI, 0x00); /* disable ints for now */ 465 466 467 IW_WRITE_CODEC_1(CLPCTI, 0x00); /* reset playback sample counters */ 468 IW_WRITE_CODEC_1(CUPCTI, 0x00); /* always upper byte last */ 469 IW_WRITE_CODEC_1(CFIG2I, 0x80); /* full voltage range, enable record 470 * and playback sample counters, and 471 * don't center output in case or 472 * FIFO underrun */ 473 IW_WRITE_CODEC_1(CFIG3I, 0xc0); /* enable record/playback irq (still 474 * turned off from CEXTI), max dma 475 * rate */ 476 IW_WRITE_CODEC_1(CSR3I, 0x00); /* clear status 3 reg */ 477 478 479 IW_WRITE_CODEC_1(CLRCTI, 0x00); /* reset record sample counters */ 480 IW_WRITE_CODEC_1(CURCTI, 0x00); /* always upper byte last */ 481 482 483 IW_READ_GENERAL_1(IVERI, reg); 484 485 sc->vers = reg >> 4; 486 if (!warm) 487 sprintf(iw_device.version, "%d.%d", sc->vers, sc->revision); 488 489 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* irqs and codec decode 490 * enable */ 491 492 493 /* ports */ 494 495 if (!warm) { 496 iw_mixer_line_level(sc, IW_LINE_OUT, 255, 255); 497 iw_mixer_line_level(sc, IW_LINE_IN, 0, 0); 498 iw_mixer_line_level(sc, IW_AUX1, 0, 0); 499 iw_mixer_line_level(sc, IW_AUX2, 200, 200); /* CD */ 500 sc->sc_dac.off = 0; 501 iw_mixer_line_level(sc, IW_DAC, 200, 200); 502 503 iw_mixer_line_level(sc, IW_MIC_IN, 0, 0); 504 iw_mixer_line_level(sc, IW_REC, 0, 0); 505 iw_mixer_line_level(sc, IW_LOOPBACK, 0, 0); 506 iw_mixer_line_level(sc, IW_MONO_IN, 0, 0); 507 508 /* mem stuff */ 509 iw_meminit(sc); 510 511 } 512 IW_WRITE_CODEC_1(CEXTI, 0x02); /* codec int enable */ 513 514 /* clear _LDMACI */ 515 516 IW_WRITE_GENERAL_1(LDMACI, 0x00); 517 518 /* enable mixer paths */ 519 mixer_image = 0x0c; 520 IW_WRITE_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 521 /* 522 * enable output, line in. disable mic in bit 0 = 0 -> line in on 523 * (from codec?) bit 1 = 0 -> output on bit 2 = 1 -> mic in on bit 3 524 * = 1 -> irq&drq pin enable bit 4 = 1 -> channel interrupts to chan 525 * 1 bit 5 = 1 -> enable midi loop back bit 6 = 0 -> irq latches 526 * URCR[2:0] bit 6 = 1 -> dma latches URCR[2:0] 527 */ 528 529 530 IW_READ_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 531 #ifdef AUDIO_DEBUG 532 if (!warm) 533 DPRINTF(("mix image %x \n", mixer_image)); 534 #endif 535 } 536 537 struct iw_codec_freq { 538 u_long freq; 539 u_char bits; 540 }; 541 542 int 543 iw_set_speed(sc, freq, in) 544 struct iw_softc *sc; 545 u_long freq; 546 char in; 547 { 548 u_char var, cfig3, reg; 549 550 static struct iw_codec_freq iw_cf[17] = { 551 #define FREQ_1 24576000 552 #define FREQ_2 16934400 553 #define XTAL1 0 554 #define XTAL2 1 555 {5510, 0x00 | XTAL2}, {6620, 0x0E | XTAL2}, 556 {8000, 0x00 | XTAL1}, {9600, 0x0E | XTAL1}, 557 {11025, 0x02 | XTAL2}, {16000, 0x02 | XTAL1}, 558 {18900, 0x04 | XTAL2}, {22050, 0x06 | XTAL2}, 559 {27420, 0x04 | XTAL1}, {32000, 0x06 | XTAL1}, 560 {33075, 0x0C | XTAL2}, {37800, 0x08 | XTAL2}, 561 {38400, 0x0A | XTAL1}, {44100, 0x0A | XTAL2}, 562 {44800, 0x08 | XTAL1}, {48000, 0x0C | XTAL1}, 563 {48000, 0x0C | XTAL1} /* really a dummy for indexing later */ 564 #undef XTAL1 565 #undef XTAL2 566 }; 567 568 cfig3 = 0; /* XXX gcc -Wall */ 569 570 /* 571 * if the frequency is between 3493Hz and 32KHz we can use a more 572 * accurate frequency than the ones listed above base on the formula 573 * FREQ/((16*(48+x))) where FREQ is either FREQ_1 (24576000Hz) or 574 * FREQ_2 (16934400Hz) and x is the value to be written to either 575 * CPVFI or CRVFI. To enable this option, bit 2 in CFIG3 needs to be 576 * set high 577 * 578 * NOT IMPLEMENTED! 579 * 580 * Note that if you have a 'bad' XTAL_1 (higher than 18.5 MHz), 44.8KHz 581 * and 38.4KHz modes will provide wrong frequencies to output. 582 */ 583 584 585 if (freq > 48000) 586 freq = 48000; 587 if (freq < 5510) 588 freq = 5510; 589 590 /* reset CFIG3[2] */ 591 592 IW_READ_CODEC_1(CFIG3I, cfig3); 593 594 cfig3 |= 0xc0; /* not full fifo treshhold */ 595 596 DPRINTF(("cfig3i = %x -> ", cfig3)); 597 598 cfig3 &= ~0x04; 599 IW_WRITE_CODEC_1(CFIG3I, cfig3); 600 IW_READ_CODEC_1(CFIG3I, cfig3); 601 602 DPRINTF(("%x\n", cfig3)); 603 604 for (var = 0; var < 16; var++) /* select closest frequency */ 605 if (freq <= iw_cf[var].freq) 606 break; 607 if (var != 16) 608 if (abs(freq - iw_cf[var].freq) > abs(iw_cf[var + 1].freq - freq)) 609 var++; 610 611 if (in) 612 IW_WRITE_CODEC_1(CRDFI | IW_MCE, sc->recfmtbits | iw_cf[var].bits); 613 else 614 IW_WRITE_CODEC_1(CPDFI | IW_MCE, sc->playfmtbits | iw_cf[var].bits); 615 freq = iw_cf[var].freq; 616 DPRINTF(("setting %s frequency to %d bits %x \n", 617 in ? "in" : "out", (int) freq, iw_cf[var].bits)); 618 619 IW_READ_CODEC_1(CPDFI, reg); 620 621 DPRINTF((" CPDFI %x ", reg)); 622 623 IW_READ_CODEC_1(CRDFI, reg); 624 625 DPRINTF((" CRDFI %x ", reg)); 626 627 return freq; 628 } 629 630 /* Encoding. */ 631 int 632 iw_query_encoding(addr, fp) 633 void *addr; 634 struct audio_encoding *fp; 635 { 636 /* 637 * LINEAR, ALAW, ULAW, ADPCM in HW, we'll use linear unsigned 638 * hardware mode for all 8-bit modes due to buggy (?) codec. 639 */ 640 641 /* 642 * except in wavetable synth. there we have only ulaw and 8 and 16 643 * bit linear data 644 */ 645 646 switch (fp->index) { 647 case 0: 648 strcpy(fp->name, AudioEulinear); 649 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 650 fp->precision = 8; 651 fp->flags = 0; 652 break; 653 case 1: 654 strcpy(fp->name, AudioEmulaw); 655 fp->encoding = AUDIO_ENCODING_ULAW; 656 fp->precision = 8; 657 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 658 break; 659 case 2: 660 strcpy(fp->name, AudioEalaw); 661 fp->encoding = AUDIO_ENCODING_ALAW; 662 fp->precision = 8; 663 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 664 break; 665 case 3: 666 strcpy(fp->name, AudioEadpcm); 667 fp->encoding = AUDIO_ENCODING_ADPCM; 668 fp->precision = 8; /* really 4 bit */ 669 fp->flags = 0; 670 break; 671 case 4: 672 strcpy(fp->name, AudioEslinear_le); 673 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 674 fp->precision = 16; 675 fp->flags = 0; 676 break; 677 case 5: 678 strcpy(fp->name, AudioEslinear_be); 679 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 680 fp->precision = 16; 681 fp->flags = 0; 682 break; 683 default: 684 return (EINVAL); 685 /* NOTREACHED */ 686 } 687 return (0); 688 } 689 690 691 692 u_long 693 iw_set_format(sc, precision, in) 694 struct iw_softc *sc; 695 u_long precision; 696 int in; 697 { 698 u_char data; 699 int encoding, channels; 700 701 encoding = in ? sc->rec_encoding : sc->play_encoding; 702 channels = in ? sc->rec_channels : sc->play_channels; 703 704 DPRINTF(("iw_set_format\n")); 705 706 switch (encoding) { 707 case AUDIO_ENCODING_ULAW: 708 data = 0x00; 709 break; 710 711 case AUDIO_ENCODING_ALAW: 712 data = 0x00; 713 break; 714 715 case AUDIO_ENCODING_SLINEAR_LE: 716 if (precision == 16) 717 data = 0x40; /* little endian. 0xc0 is big endian */ 718 else 719 data = 0x00; 720 break; 721 722 case AUDIO_ENCODING_SLINEAR_BE: 723 if (precision == 16) 724 data = 0xc0; 725 else 726 data = 0x00; 727 break; 728 729 case AUDIO_ENCODING_ADPCM: 730 data = 0xa0; 731 break; 732 733 default: 734 return -1; 735 } 736 737 if (channels == 2) 738 data |= 0x10; /* stereo */ 739 740 if (in) { 741 /* in */ 742 sc->recfmtbits = data; 743 /* This will zero the normal codec frequency, 744 * iw_set_speed should always be called afterwards. 745 */ 746 IW_WRITE_CODEC_1(CRDFI | IW_MCE, data); 747 } else { 748 /* out */ 749 sc->playfmtbits = data; 750 IW_WRITE_CODEC_1(CPDFI | IW_MCE, data); 751 } 752 753 DPRINTF(("formatbits %s %x", in ? "in" : "out", data)); 754 755 return encoding; 756 } 757 758 759 760 int 761 iw_set_params(addr, setmode, usemode, p, q) 762 void *addr; 763 int setmode; 764 int usemode; 765 struct audio_params *p; 766 struct audio_params *q; 767 { 768 struct iw_softc *sc = addr; 769 void (*swcode)__P((void *, u_char * buf, int cnt)) = NULL; 770 int factor = 1; 771 DPRINTF(("iw_setparams: code %d, prec %d, rate %d, chan %d\n", 772 (int) p->encoding, (int) p->precision, (int) p->sample_rate, 773 (int) p->channels)); 774 775 776 switch (p->encoding) { 777 case AUDIO_ENCODING_ULAW: 778 if (p->precision != 8) 779 return EINVAL; 780 swcode = setmode & AUMODE_PLAY ? mulaw_to_ulinear8 : ulinear8_to_mulaw; 781 factor = 1; 782 break; 783 case AUDIO_ENCODING_ALAW: 784 if (p->precision != 8) 785 return EINVAL; 786 swcode = setmode & AUMODE_PLAY ? alaw_to_ulinear8 : ulinear8_to_alaw; 787 factor = 1; 788 break; 789 case AUDIO_ENCODING_ADPCM: 790 if (p->precision != 8) 791 return EINVAL; 792 else 793 break; 794 795 case AUDIO_ENCODING_SLINEAR_LE: 796 case AUDIO_ENCODING_SLINEAR_BE: 797 if (p->precision != 8 && p->precision != 16) 798 return EINVAL; 799 else 800 break; 801 802 default: 803 return EINVAL; 804 805 } 806 807 if (setmode & AUMODE_PLAY) { 808 sc->play_channels = p->channels; 809 sc->play_encoding = p->encoding; 810 sc->play_precision = p->precision; 811 p->factor = factor; 812 p->sw_code = swcode; 813 iw_set_format(sc, p->precision, 0); 814 q->sample_rate = p->sample_rate = sc->sc_orate = 815 iw_set_speed(sc, p->sample_rate, 0); 816 } else { 817 #if 0 818 q->channels = sc->rec_channels = p->channels; 819 q->encoding = sc->rec_encoding = p->encoding; 820 q->precision = sc->rec_precision = p->precision; 821 #endif 822 sc->rec_channels = q->channels; 823 sc->rec_encoding = q->encoding; 824 sc->rec_precision = q->precision; 825 q->factor = factor; 826 q->sw_code = swcode; 827 828 iw_set_format(sc, p->precision, 1); 829 q->sample_rate = sc->sc_irate = 830 iw_set_speed(sc, q->sample_rate, 1); 831 } 832 return 0; 833 } 834 835 836 int 837 iw_round_blocksize(addr, blk) 838 void *addr; 839 int blk; 840 { 841 /* Round to a multiple of the biggest sample size. */ 842 return blk &= -4; 843 } 844 845 void 846 iw_mixer_line_level(sc, line, levl, levr) 847 struct iw_softc *sc; 848 int line; 849 int levl, levr; 850 { 851 u_char gainl, gainr, attenl, attenr; 852 853 switch (line) { 854 case IW_REC: 855 gainl = sc->sc_recsrcbits | (levl >> 4); 856 gainr = sc->sc_recsrcbits | (levr >> 4); 857 DPRINTF(("recording with %x", gainl)); 858 IW_WRITE_CODEC_1(CLICI, gainl); 859 IW_WRITE_CODEC_1(CRICI, gainr); 860 sc->sc_rec.voll = levl & 0xf0; 861 sc->sc_rec.volr = levr & 0xf0; 862 break; 863 864 case IW_AUX1: 865 866 gainl = (255 - levl) >> 3; 867 gainr = (255 - levr) >> 3; 868 869 /* mute if 0 level */ 870 if (levl == 0) 871 gainl |= 0x80; 872 if (levr == 0) 873 gainr |= 0x80; 874 875 IW_WRITE_CODEC_1(IW_LEFT_AUX1_PORT, gainl); 876 IW_WRITE_CODEC_1(IW_RIGHT_AUX1_PORT, gainr); 877 sc->sc_aux1.voll = levl & 0xf8; 878 sc->sc_aux1.volr = levr & 0xf8; 879 880 break; 881 882 case IW_AUX2: 883 884 gainl = (255 - levl) >> 3; 885 gainr = (255 - levr) >> 3; 886 887 /* mute if 0 level */ 888 if (levl == 0) 889 gainl |= 0x80; 890 if (levr == 0) 891 gainr |= 0x80; 892 893 IW_WRITE_CODEC_1(IW_LEFT_AUX2_PORT, gainl); 894 IW_WRITE_CODEC_1(IW_RIGHT_AUX2_PORT, gainr); 895 sc->sc_aux2.voll = levl & 0xf8; 896 sc->sc_aux2.volr = levr & 0xf8; 897 break; 898 case IW_DAC: 899 attenl = ((255 - levl) >> 2) | ((levl && !sc->sc_dac.off) ? 0 : 0x80); 900 attenr = ((255 - levr) >> 2) | ((levr && !sc->sc_dac.off) ? 0 : 0x80); 901 IW_WRITE_CODEC_1(CLDACI, attenl); 902 IW_WRITE_CODEC_1(CRDACI, attenr); 903 sc->sc_dac.voll = levl & 0xfc; 904 sc->sc_dac.volr = levr & 0xfc; 905 break; 906 case IW_LOOPBACK: 907 attenl = ((255 - levl) & 0xfc) | (levl ? 0x01 : 0); 908 IW_WRITE_CODEC_1(CLCI, attenl); 909 sc->sc_loopback.voll = levl & 0xfc; 910 break; 911 case IW_LINE_IN: 912 gainl = (levl >> 3) | (levl ? 0 : 0x80); 913 gainr = (levr >> 3) | (levr ? 0 : 0x80); 914 IW_WRITE_CODEC_1(CLLICI, gainl); 915 IW_WRITE_CODEC_1(CRLICI, gainr); 916 sc->sc_linein.voll = levl & 0xf8; 917 sc->sc_linein.volr = levr & 0xf8; 918 break; 919 case IW_MIC_IN: 920 gainl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 921 gainr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 922 IW_WRITE_CODEC_1(CLMICI, gainl); 923 IW_WRITE_CODEC_1(CRMICI, gainr); 924 sc->sc_mic.voll = levl & 0xf8; 925 sc->sc_mic.volr = levr & 0xf8; 926 break; 927 case IW_LINE_OUT: 928 attenl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 929 attenr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 930 IW_WRITE_CODEC_1(CLOAI, attenl); 931 IW_WRITE_CODEC_1(CROAI, attenr); 932 sc->sc_lineout.voll = levl & 0xf8; 933 sc->sc_lineout.volr = levr & 0xf8; 934 break; 935 case IW_MONO_IN: 936 attenl = ((255 - levl) >> 4) | (levl ? 0 : 0xc0); /* in/out mute */ 937 IW_WRITE_CODEC_1(CMONOI, attenl); 938 sc->sc_monoin.voll = levl & 0xf0; 939 break; 940 } 941 } 942 943 int 944 iw_commit_settings(addr) 945 void *addr; 946 { 947 return 0; 948 } 949 950 951 void 952 iw_trigger_dma(sc, io) 953 struct iw_softc *sc; 954 u_char io; 955 { 956 u_char reg; 957 int s; 958 959 s = splaudio(); 960 961 IW_READ_CODEC_1(CSR3I, reg); 962 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20)); 963 964 IW_READ_CODEC_1(CFIG1I, reg); 965 966 IW_WRITE_CODEC_1(CFIG1I, reg | io); 967 968 /* let the counter run */ 969 IW_READ_CODEC_1(CFIG2I, reg); 970 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4)); 971 972 splx(s); 973 } 974 975 void 976 iw_stop_dma(sc, io, hard) 977 struct iw_softc *sc; 978 u_char io, hard; 979 { 980 u_char reg; 981 982 /* just stop the counter, no need to flush the fifo */ 983 IW_READ_CODEC_1(CFIG2I, reg); 984 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4))); 985 986 if (hard) { 987 /* unless we're closing the device */ 988 IW_READ_CODEC_1(CFIG1I, reg); 989 IW_WRITE_CODEC_1(CFIG1I, reg & ~io); 990 } 991 } 992 993 void 994 iw_dma_count(sc, count, io) 995 struct iw_softc *sc; 996 u_short count; 997 int io; 998 { 999 if (io == IW_DMA_PLAYBACK) { 1000 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff)); 1001 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff)); 1002 } else { 1003 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff)); 1004 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff)); 1005 } 1006 } 1007 1008 int 1009 iw_init_output(addr, buf, cc) 1010 void *addr; 1011 void *buf; 1012 int cc; 1013 { 1014 struct iw_softc *sc = (struct iw_softc *) addr; 1015 1016 DPRINTF(("iw_init_output\n")); 1017 1018 isa_dmastart(sc->sc_ic, sc->sc_playdrq, buf, 1019 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1020 return 0; 1021 } 1022 1023 int 1024 iw_init_input(addr, buf, cc) 1025 void *addr; 1026 void *buf; 1027 int cc; 1028 { 1029 struct iw_softc *sc = (struct iw_softc *) addr; 1030 1031 DPRINTF(("iw_init_input\n")); 1032 1033 isa_dmastart(sc->sc_ic, sc->sc_recdrq, buf, 1034 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1035 return 0; 1036 } 1037 1038 1039 int 1040 iw_start_output(addr, p, cc, intr, arg) 1041 void *addr; 1042 void *p; 1043 int cc; 1044 void (*intr)__P((void *)); 1045 void *arg; 1046 { 1047 struct iw_softc *sc = addr; 1048 int counter; 1049 1050 #ifdef AUDIO_DEBUG 1051 if (sc->sc_playlocked) { 1052 DPRINTF(("iw_start_output: playback dma already going on\n")); 1053 /* return 0; */ 1054 } 1055 #endif 1056 1057 sc->sc_playlocked = 1; 1058 #ifdef DIAGNOSTIC 1059 if (!intr) { 1060 printf("iw_start_output: no callback!\n"); 1061 return 1; 1062 } 1063 #endif 1064 1065 sc->sc_playintr = intr; 1066 sc->sc_playarg = arg; 1067 sc->sc_dma_flags |= DMAMODE_WRITE; 1068 sc->sc_playdma_bp = p; 1069 1070 counter = 0; 1071 1072 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sc->sc_playdma_bp, 1073 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 1074 1075 1076 if (sc->play_encoding == AUDIO_ENCODING_ADPCM) 1077 cc >>= 2; 1078 if (sc->play_precision == 16) 1079 cc >>= 1; 1080 1081 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 1082 cc >>= 1; 1083 1084 cc -= iw_cc; 1085 1086 1087 /* iw_dma_access(sc,1); */ 1088 if (cc != sc->sc_playdma_cnt) { 1089 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 1090 sc->sc_playdma_cnt = cc; 1091 1092 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1093 } 1094 1095 #ifdef DIAGNOSTIC 1096 if (outputs != iw_ints) 1097 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 1098 outputs++; 1099 #endif 1100 return 0; 1101 } 1102 1103 1104 int 1105 iw_start_input(addr, p, cc, intr, arg) 1106 void *addr; 1107 void *p; 1108 int cc; 1109 void (*intr)__P((void *)); 1110 void *arg; 1111 { 1112 struct iw_softc *sc = addr; 1113 int counter; 1114 1115 #if AUDIO_DEBUG 1116 if (sc->sc_reclocked) { 1117 DPRINTF(("iw_start_input: record dma already going on\n")); 1118 /* return 0; */ 1119 } 1120 #endif 1121 1122 sc->sc_reclocked = 1; 1123 #ifdef DIAGNOSTIC 1124 if (!intr) { 1125 printf("iw_start_input: no callback!\n"); 1126 return 1; 1127 } 1128 #endif 1129 1130 1131 sc->sc_recintr = intr; 1132 sc->sc_recarg = arg; 1133 sc->sc_dma_flags |= DMAMODE_READ; 1134 sc->sc_recdma_bp = p; 1135 1136 counter = 0; 1137 1138 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sc->sc_recdma_bp, 1139 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1140 1141 1142 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) 1143 cc >>= 2; 1144 if (sc->rec_precision == 16) 1145 cc >>= 1; 1146 1147 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM) 1148 cc >>= 1; 1149 1150 cc -= iw_cc; 1151 1152 /* iw_dma_access(sc,0); */ 1153 if (sc->sc_recdma_cnt != cc) { 1154 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD); 1155 sc->sc_recdma_cnt = cc; 1156 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */ 1157 iw_trigger_dma(sc, IW_DMA_RECORD); 1158 } 1159 1160 #ifdef DIAGNOSTIC 1161 if ((inputs != iw_inints)) 1162 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints); 1163 inputs++; 1164 #endif 1165 1166 return 0; 1167 } 1168 1169 1170 int 1171 iw_halt_output(addr) 1172 void *addr; 1173 { 1174 struct iw_softc *sc = addr; 1175 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0); 1176 /* sc->sc_playlocked = 0; */ 1177 return 0; 1178 } 1179 1180 1181 int 1182 iw_halt_input(addr) 1183 void *addr; 1184 { 1185 struct iw_softc *sc = addr; 1186 iw_stop_dma(sc, IW_DMA_RECORD, 0); 1187 /* sc->sc_reclocked = 0; */ 1188 return 0; 1189 } 1190 1191 1192 int 1193 iw_speaker_ctl(addr, newstate) 1194 void *addr; 1195 int newstate; 1196 { 1197 struct iw_softc *sc = addr; 1198 u_char reg; 1199 if (newstate == SPKR_ON) { 1200 sc->sc_dac.off = 0; 1201 IW_READ_CODEC_1(CLDACI, reg); 1202 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f); 1203 IW_READ_CODEC_1(CRDACI, reg); 1204 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f); 1205 } else { 1206 /* SPKR_OFF */ 1207 sc->sc_dac.off = 1; 1208 IW_READ_CODEC_1(CLDACI, reg); 1209 IW_WRITE_CODEC_1(CLDACI, reg | 0x80); 1210 IW_READ_CODEC_1(CRDACI, reg); 1211 IW_WRITE_CODEC_1(CRDACI, reg | 0x80); 1212 } 1213 return 0; 1214 } 1215 1216 1217 int 1218 iw_getdev(addr, retp) 1219 void *addr; 1220 struct audio_device *retp; 1221 { 1222 *retp = iw_device; 1223 return 0; 1224 } 1225 1226 1227 int 1228 iw_setfd(addr, flag) 1229 void *addr; 1230 int flag; 1231 { 1232 return 0; 1233 } 1234 1235 1236 /* Mixer (in/out ports) */ 1237 int 1238 iw_set_port(addr, cp) 1239 void *addr; 1240 mixer_ctrl_t *cp; 1241 { 1242 struct iw_softc *sc = addr; 1243 u_char vall = 0, valr = 0; 1244 int error = EINVAL; 1245 1246 switch (cp->dev) { 1247 case IW_MIC_IN_LVL: 1248 if (cp->type == AUDIO_MIXER_VALUE) { 1249 error = 0; 1250 if (cp->un.value.num_channels == 1) { 1251 vall = valr = cp->un.value.level[0]; 1252 } else { 1253 vall = cp->un.value.level[0]; 1254 valr = cp->un.value.level[1]; 1255 } 1256 sc->sc_mic.voll = vall; 1257 sc->sc_mic.volr = valr; 1258 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr); 1259 } 1260 break; 1261 case IW_AUX1_LVL: 1262 if (cp->type == AUDIO_MIXER_VALUE) { 1263 error = 0; 1264 if (cp->un.value.num_channels == 1) { 1265 vall = valr = cp->un.value.level[0]; 1266 } else { 1267 vall = cp->un.value.level[0]; 1268 valr = cp->un.value.level[1]; 1269 } 1270 sc->sc_aux1.voll = vall; 1271 sc->sc_aux1.volr = valr; 1272 iw_mixer_line_level(sc, IW_AUX1, vall, valr); 1273 } 1274 break; 1275 case IW_AUX2_LVL: 1276 if (cp->type == AUDIO_MIXER_VALUE) { 1277 error = 0; 1278 if (cp->un.value.num_channels == 1) { 1279 vall = valr = cp->un.value.level[0]; 1280 } else { 1281 vall = cp->un.value.level[0]; 1282 valr = cp->un.value.level[1]; 1283 } 1284 sc->sc_aux2.voll = vall; 1285 sc->sc_aux2.volr = valr; 1286 iw_mixer_line_level(sc, IW_AUX2, vall, valr); 1287 } 1288 break; 1289 case IW_LINE_IN_LVL: 1290 if (cp->type == AUDIO_MIXER_VALUE) { 1291 error = 0; 1292 if (cp->un.value.num_channels == 1) { 1293 vall = valr = cp->un.value.level[0]; 1294 } else { 1295 vall = cp->un.value.level[0]; 1296 valr = cp->un.value.level[1]; 1297 } 1298 sc->sc_linein.voll = vall; 1299 sc->sc_linein.volr = valr; 1300 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr); 1301 } 1302 break; 1303 case IW_LINE_OUT_LVL: 1304 if (cp->type == AUDIO_MIXER_VALUE) { 1305 error = 0; 1306 if (cp->un.value.num_channels == 1) { 1307 vall = valr = cp->un.value.level[0]; 1308 } else { 1309 vall = cp->un.value.level[0]; 1310 valr = cp->un.value.level[1]; 1311 } 1312 sc->sc_lineout.voll = vall; 1313 sc->sc_lineout.volr = valr; 1314 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr); 1315 } 1316 break; 1317 case IW_REC_LVL: 1318 if (cp->type == AUDIO_MIXER_VALUE) { 1319 error = 0; 1320 if (cp->un.value.num_channels == 1) { 1321 vall = valr = cp->un.value.level[0]; 1322 } else { 1323 vall = cp->un.value.level[0]; 1324 valr = cp->un.value.level[1]; 1325 } 1326 sc->sc_rec.voll = vall; 1327 sc->sc_rec.volr = valr; 1328 iw_mixer_line_level(sc, IW_REC, vall, valr); 1329 } 1330 break; 1331 1332 case IW_DAC_LVL: 1333 if (cp->type == AUDIO_MIXER_VALUE) { 1334 error = 0; 1335 if (cp->un.value.num_channels == 1) { 1336 vall = valr = cp->un.value.level[0]; 1337 } else { 1338 vall = cp->un.value.level[0]; 1339 valr = cp->un.value.level[1]; 1340 } 1341 sc->sc_dac.voll = vall; 1342 sc->sc_dac.volr = valr; 1343 iw_mixer_line_level(sc, IW_DAC, vall, valr); 1344 } 1345 break; 1346 1347 case IW_LOOPBACK_LVL: 1348 if (cp->type == AUDIO_MIXER_VALUE) { 1349 error = 0; 1350 if (cp->un.value.num_channels != 1) { 1351 return EINVAL; 1352 } else { 1353 valr = vall = cp->un.value.level[0]; 1354 } 1355 sc->sc_loopback.voll = vall; 1356 sc->sc_loopback.volr = valr; 1357 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr); 1358 } 1359 break; 1360 1361 case IW_MONO_IN_LVL: 1362 if (cp->type == AUDIO_MIXER_VALUE) { 1363 error = 0; 1364 if (cp->un.value.num_channels != 1) { 1365 return EINVAL; 1366 } else { 1367 valr = vall = cp->un.value.level[0]; 1368 } 1369 sc->sc_monoin.voll = vall; 1370 sc->sc_monoin.volr = valr; 1371 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr); 1372 } 1373 break; 1374 case IW_RECORD_SOURCE: 1375 error = 0; 1376 sc->sc_recsrcbits = cp->un.ord << 6; 1377 DPRINTF(("record source %d bits %x\n", cp->un.ord, sc->sc_recsrcbits)); 1378 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr); 1379 break; 1380 } 1381 1382 return error; 1383 } 1384 1385 1386 int 1387 iw_get_port(addr, cp) 1388 void *addr; 1389 mixer_ctrl_t *cp; 1390 { 1391 struct iw_softc *sc = addr; 1392 1393 int error = EINVAL; 1394 1395 switch (cp->dev) { 1396 case IW_MIC_IN_LVL: 1397 if (cp->type == AUDIO_MIXER_VALUE) { 1398 cp->un.value.num_channels = 2; 1399 cp->un.value.level[0] = sc->sc_mic.voll; 1400 cp->un.value.level[1] = sc->sc_mic.volr; 1401 error = 0; 1402 } 1403 break; 1404 case IW_AUX1_LVL: 1405 if (cp->type == AUDIO_MIXER_VALUE) { 1406 cp->un.value.num_channels = 2; 1407 cp->un.value.level[0] = sc->sc_aux1.voll; 1408 cp->un.value.level[1] = sc->sc_aux1.volr; 1409 error = 0; 1410 } 1411 break; 1412 case IW_AUX2_LVL: 1413 if (cp->type == AUDIO_MIXER_VALUE) { 1414 cp->un.value.num_channels = 2; 1415 cp->un.value.level[0] = sc->sc_aux2.voll; 1416 cp->un.value.level[1] = sc->sc_aux2.volr; 1417 error = 0; 1418 } 1419 break; 1420 case IW_LINE_OUT_LVL: 1421 if (cp->type == AUDIO_MIXER_VALUE) { 1422 cp->un.value.num_channels = 2; 1423 cp->un.value.level[0] = sc->sc_lineout.voll; 1424 cp->un.value.level[1] = sc->sc_lineout.volr; 1425 error = 0; 1426 } 1427 break; 1428 case IW_LINE_IN_LVL: 1429 if (cp->type == AUDIO_MIXER_VALUE) { 1430 cp->un.value.num_channels = 2; 1431 cp->un.value.level[0] = sc->sc_linein.voll; 1432 cp->un.value.level[1] = sc->sc_linein.volr; 1433 error = 0; 1434 } 1435 case IW_REC_LVL: 1436 if (cp->type == AUDIO_MIXER_VALUE) { 1437 cp->un.value.num_channels = 2; 1438 cp->un.value.level[0] = sc->sc_rec.voll; 1439 cp->un.value.level[1] = sc->sc_rec.volr; 1440 error = 0; 1441 } 1442 break; 1443 1444 case IW_DAC_LVL: 1445 if (cp->type == AUDIO_MIXER_VALUE) { 1446 cp->un.value.num_channels = 2; 1447 cp->un.value.level[0] = sc->sc_dac.voll; 1448 cp->un.value.level[1] = sc->sc_dac.volr; 1449 error = 0; 1450 } 1451 break; 1452 1453 case IW_LOOPBACK_LVL: 1454 if (cp->type == AUDIO_MIXER_VALUE) { 1455 cp->un.value.num_channels = 1; 1456 cp->un.value.level[0] = sc->sc_loopback.voll; 1457 error = 0; 1458 } 1459 break; 1460 1461 case IW_MONO_IN_LVL: 1462 if (cp->type == AUDIO_MIXER_VALUE) { 1463 cp->un.value.num_channels = 1; 1464 cp->un.value.level[0] = sc->sc_monoin.voll; 1465 error = 0; 1466 } 1467 break; 1468 case IW_RECORD_SOURCE: 1469 cp->un.ord = sc->sc_recsrcbits >> 6; 1470 error = 0; 1471 break; 1472 } 1473 1474 return error; 1475 } 1476 1477 1478 1479 int 1480 iw_query_devinfo(addr, dip) 1481 void *addr; 1482 mixer_devinfo_t *dip; 1483 { 1484 1485 switch (dip->index) { 1486 case IW_MIC_IN_LVL: /* Microphone */ 1487 dip->type = AUDIO_MIXER_VALUE; 1488 dip->mixer_class = IW_INPUT_CLASS; 1489 dip->prev = AUDIO_MIXER_LAST; 1490 dip->next = AUDIO_MIXER_LAST; 1491 strcpy(dip->label.name, AudioNmicrophone); 1492 dip->un.v.num_channels = 2; 1493 strcpy(dip->un.v.units.name, AudioNvolume); 1494 break; 1495 case IW_AUX1_LVL: 1496 dip->type = AUDIO_MIXER_VALUE; 1497 dip->mixer_class = IW_INPUT_CLASS; 1498 dip->prev = AUDIO_MIXER_LAST; 1499 dip->next = AUDIO_MIXER_LAST; 1500 strcpy(dip->label.name, AudioNline); 1501 dip->un.v.num_channels = 2; 1502 strcpy(dip->un.v.units.name, AudioNvolume); 1503 break; 1504 case IW_AUX2_LVL: 1505 dip->type = AUDIO_MIXER_VALUE; 1506 dip->mixer_class = IW_INPUT_CLASS; 1507 dip->prev = AUDIO_MIXER_LAST; 1508 dip->next = AUDIO_MIXER_LAST; 1509 strcpy(dip->label.name, AudioNcd); 1510 dip->un.v.num_channels = 2; 1511 strcpy(dip->un.v.units.name, AudioNvolume); 1512 break; 1513 case IW_LINE_OUT_LVL: 1514 dip->type = AUDIO_MIXER_VALUE; 1515 dip->mixer_class = IW_OUTPUT_CLASS; 1516 dip->prev = AUDIO_MIXER_LAST; 1517 dip->next = AUDIO_MIXER_LAST; 1518 strcpy(dip->label.name, AudioNline); 1519 dip->un.v.num_channels = 2; 1520 strcpy(dip->un.v.units.name, AudioNvolume); 1521 break; 1522 case IW_DAC_LVL: 1523 dip->type = AUDIO_MIXER_VALUE; 1524 dip->mixer_class = IW_OUTPUT_CLASS; 1525 dip->prev = AUDIO_MIXER_LAST; 1526 dip->next = AUDIO_MIXER_LAST; 1527 strcpy(dip->label.name, AudioNdac); 1528 dip->un.v.num_channels = 2; 1529 strcpy(dip->un.v.units.name, AudioNvolume); 1530 break; 1531 case IW_LINE_IN_LVL: 1532 dip->type = AUDIO_MIXER_VALUE; 1533 dip->mixer_class = IW_INPUT_CLASS; 1534 dip->prev = AUDIO_MIXER_LAST; 1535 dip->next = AUDIO_MIXER_LAST; 1536 strcpy(dip->label.name, AudioNinput); 1537 dip->un.v.num_channels = 2; 1538 strcpy(dip->un.v.units.name, AudioNvolume); 1539 break; 1540 case IW_MONO_IN_LVL: 1541 dip->type = AUDIO_MIXER_VALUE; 1542 dip->mixer_class = IW_INPUT_CLASS; 1543 dip->prev = AUDIO_MIXER_LAST; 1544 dip->next = AUDIO_MIXER_LAST; 1545 strcpy(dip->label.name, AudioNmono); 1546 dip->un.v.num_channels = 1; 1547 strcpy(dip->un.v.units.name, AudioNvolume); 1548 break; 1549 1550 case IW_REC_LVL: /* record level */ 1551 dip->type = AUDIO_MIXER_VALUE; 1552 dip->mixer_class = IW_RECORD_CLASS; 1553 dip->prev = AUDIO_MIXER_LAST; 1554 dip->next = AUDIO_MIXER_LAST; 1555 strcpy(dip->label.name, AudioNrecord); 1556 dip->un.v.num_channels = 2; 1557 strcpy(dip->un.v.units.name, AudioNvolume); 1558 break; 1559 1560 case IW_LOOPBACK_LVL: 1561 dip->type = AUDIO_MIXER_VALUE; 1562 dip->mixer_class = IW_RECORD_CLASS; 1563 dip->prev = AUDIO_MIXER_LAST; 1564 dip->next = AUDIO_MIXER_LAST; 1565 strcpy(dip->label.name, "filter"); 1566 dip->un.v.num_channels = 1; 1567 strcpy(dip->un.v.units.name, AudioNvolume); 1568 break; 1569 1570 case IW_RECORD_SOURCE: 1571 dip->mixer_class = IW_RECORD_CLASS; 1572 dip->type = AUDIO_MIXER_ENUM; 1573 dip->prev = AUDIO_MIXER_LAST; 1574 dip->next = AUDIO_MIXER_LAST; 1575 strcpy(dip->label.name, AudioNsource); 1576 dip->un.e.num_mem = 4; 1577 strcpy(dip->un.e.member[0].label.name, AudioNline); 1578 dip->un.e.member[0].ord = IW_LINE_IN_SRC; 1579 strcpy(dip->un.e.member[1].label.name, "aux1"); 1580 dip->un.e.member[1].ord = IW_AUX1_SRC; 1581 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone); 1582 dip->un.e.member[2].ord = IW_MIC_IN_SRC; 1583 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1584 dip->un.e.member[3].ord = IW_MIX_OUT_SRC; 1585 break; 1586 case IW_INPUT_CLASS: 1587 dip->type = AUDIO_MIXER_CLASS; 1588 dip->mixer_class = IW_INPUT_CLASS; 1589 dip->next = dip->prev = AUDIO_MIXER_LAST; 1590 strcpy(dip->label.name, AudioCinputs); 1591 break; 1592 case IW_OUTPUT_CLASS: 1593 dip->type = AUDIO_MIXER_CLASS; 1594 dip->mixer_class = IW_OUTPUT_CLASS; 1595 dip->next = dip->prev = AUDIO_MIXER_LAST; 1596 strcpy(dip->label.name, AudioCoutputs); 1597 break; 1598 case IW_RECORD_CLASS: /* record source class */ 1599 dip->type = AUDIO_MIXER_CLASS; 1600 dip->mixer_class = IW_RECORD_CLASS; 1601 dip->next = dip->prev = AUDIO_MIXER_LAST; 1602 strcpy(dip->label.name, AudioCrecord); 1603 return 0; 1604 default: 1605 return ENXIO; 1606 } 1607 return 0; 1608 } 1609 1610 1611 void * 1612 iw_malloc(addr, direction, size, pool, flags) 1613 void *addr; 1614 int direction; 1615 size_t size; 1616 int pool, flags; 1617 { 1618 struct iw_softc *sc = addr; 1619 int drq; 1620 1621 if (direction == AUMODE_PLAY) 1622 drq = sc->sc_playdrq; 1623 else 1624 drq = sc->sc_recdrq; 1625 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 1626 } 1627 1628 void 1629 iw_free(addr, ptr, pool) 1630 void *addr; 1631 void *ptr; 1632 int pool; 1633 { 1634 isa_free(ptr, pool); 1635 } 1636 1637 size_t 1638 iw_round_buffersize(addr, direction, size) 1639 void *addr; 1640 int direction; 1641 size_t size; 1642 { 1643 struct iw_softc *sc = addr; 1644 bus_size_t maxsize; 1645 1646 if (direction == AUMODE_PLAY) 1647 maxsize = sc->sc_play_maxsize; 1648 else 1649 maxsize = sc->sc_rec_maxsize; 1650 1651 if (size > maxsize) 1652 size = maxsize; 1653 return (size); 1654 } 1655 1656 paddr_t 1657 iw_mappage(addr, mem, off, prot) 1658 void *addr; 1659 void *mem; 1660 off_t off; 1661 int prot; 1662 { 1663 return isa_mappage(mem, off, prot); 1664 } 1665 1666 int 1667 iw_get_props(addr) 1668 void *addr; 1669 { 1670 struct iw_softc *sc = addr; 1671 return AUDIO_PROP_MMAP | 1672 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1673 } 1674