1 /* $NetBSD: interwave.c,v 1.31 2007/10/19 11:59:54 ad 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/cdefs.h> 39 __KERNEL_RCSID(0, "$NetBSD: interwave.c,v 1.31 2007/10/19 11:59:54 ad Exp $"); 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/errno.h> 44 #include <sys/ioctl.h> 45 #include <sys/syslog.h> 46 #include <sys/device.h> 47 #include <sys/proc.h> 48 #include <sys/buf.h> 49 #include <sys/fcntl.h> 50 #include <sys/malloc.h> 51 #include <sys/kernel.h> 52 53 #include <sys/cpu.h> 54 #include <sys/intr.h> 55 #include <machine/pio.h> 56 #include <sys/audioio.h> 57 #include <dev/audio_if.h> 58 #include <dev/mulaw.h> 59 60 #include <dev/isa/isavar.h> 61 #include <dev/isa/isadmavar.h> 62 63 #include <dev/ic/interwavereg.h> 64 #include <dev/ic/interwavevar.h> 65 66 67 static void iwreset(struct iw_softc *, int); 68 69 static int iw_set_speed(struct iw_softc *, u_long, char); 70 static u_long iw_set_format(struct iw_softc *, u_long, int); 71 static void iw_mixer_line_level(struct iw_softc *, int, int, int); 72 static void iw_trigger_dma(struct iw_softc *, u_char); 73 static void iw_stop_dma(struct iw_softc *, u_char, u_char); 74 static void iw_dma_count(struct iw_softc *, u_short, int); 75 static int iwintr(void *); 76 static void iw_meminit(struct iw_softc *); 77 static void iw_mempoke(struct iw_softc *, u_long, u_char); 78 static u_char iw_mempeek(struct iw_softc *, u_long); 79 80 #ifdef USE_WAVETABLE 81 static void iw_set_voice_place(struct iw_softc *, u_char, u_long); 82 static void iw_voice_pan(struct iw_softc *, u_char, u_short, u_short); 83 static void iw_voice_freq(struct iw_softc *, u_char, u_long); 84 static void iw_set_loopmode(struct iw_softc *, u_char, u_char, u_char); 85 static void iw_set_voice_pos(struct iw_softc *, u_short, u_long, u_long); 86 static void iw_start_voice(struct iw_softc *, u_char); 87 static void iw_play_voice(struct iw_softc *, u_long, u_long, u_short); 88 static void iw_stop_voice(struct iw_softc *, u_char); 89 static void iw_move_voice_end(struct iw_softc *, u_short, u_long); 90 static void iw_initvoices(struct iw_softc *); 91 #endif 92 93 struct audio_device iw_device = { 94 "Am78C201", 95 "0.1", 96 "guspnp" 97 }; 98 99 #ifdef AUDIO_DEBUG 100 int iw_debug; 101 #define DPRINTF(p) if (iw_debug) printf p 102 #else 103 #define DPRINTF(p) 104 #endif 105 106 static int iw_cc = 1; 107 #ifdef DIAGNOSTIC 108 static int outputs = 0; 109 static int iw_ints = 0; 110 static int inputs = 0; 111 static int iw_inints = 0; 112 #endif 113 114 int 115 iwintr(void *arg) 116 { 117 struct iw_softc *sc; 118 int val; 119 u_char intrs; 120 121 sc = arg; 122 val = 0; 123 intrs = 0; 124 IW_READ_DIRECT_1(6, sc->p2xr_h, intrs); /* UISR */ 125 126 /* codec ints */ 127 128 /* 129 * The proper order to do this seems to be to read CSR3 to get the 130 * int cause and fifo over underrrun status, then deal with the ints 131 * (new DMA set up), and to clear ints by writing the respective bit 132 * to 0. 133 */ 134 135 /* read what ints happened */ 136 137 IW_READ_CODEC_1(CSR3I, intrs); 138 139 /* clear them */ 140 141 IW_WRITE_DIRECT_1(2, sc->codec_index_h, 0x00); 142 143 /* and process them */ 144 145 if (intrs & 0x20) { 146 #ifdef DIAGNOSTIC 147 iw_inints++; 148 #endif 149 if (sc->sc_recintr != 0) 150 sc->sc_recintr(sc->sc_recarg); 151 val = 1; 152 } 153 if (intrs & 0x10) { 154 #ifdef DIAGNOSTIC 155 iw_ints++; 156 #endif 157 if (sc->sc_playintr != 0) 158 sc->sc_playintr(sc->sc_playarg); 159 val = 1; 160 } 161 return val; 162 163 } 164 165 void 166 iwattach(struct iw_softc *sc) 167 { 168 int got_irq; 169 170 DPRINTF(("iwattach sc %p\n", sc)); 171 got_irq = 0; 172 173 sc->cdatap = 1; /* relative offsets in region */ 174 sc->csr1r = 2; 175 sc->cxdr = 3; /* CPDR or CRDR */ 176 177 sc->gmxr = 0; /* sc->p3xr */ 178 sc->gmxdr = 1; /* GMTDR or GMRDR */ 179 sc->svsr = 2; 180 sc->igidxr = 3; 181 sc->i16dp = 4; 182 sc->i8dp = 5; 183 sc->lmbdr = 7; 184 185 sc->rec_precision = sc->play_precision = 8; 186 sc->rec_channels = sc->play_channels = 1; 187 sc->rec_encoding = sc->play_encoding = AUDIO_ENCODING_ULAW; 188 sc->sc_irate = 8000; 189 sc->sc_orate = 8000; 190 191 sc->sc_fullduplex = 1; 192 193 sc->sc_dma_flags = 0; 194 195 /* 196 * We can only use a few selected irqs, see if we got one from pnp 197 * code that suits us. 198 */ 199 200 if (sc->sc_irq > 0) { 201 sc->sc_ih = isa_intr_establish(sc->sc_p2xr_ic, 202 sc->sc_irq, IST_EDGE, IPL_AUDIO, iwintr, sc); 203 got_irq = 1; 204 } 205 if (!got_irq) { 206 printf("\niwattach: couldn't get a suitable irq\n"); 207 return; 208 } 209 printf("\n"); 210 iwreset(sc, 0); 211 iw_set_format(sc, AUDIO_ENCODING_ULAW, 0); 212 iw_set_format(sc, AUDIO_ENCODING_ULAW, 1); 213 printf("%s: interwave version %s\n", 214 sc->sc_dev.dv_xname, iw_device.version); 215 audio_attach_mi(sc->iw_hw_if, sc, &sc->sc_dev); 216 } 217 218 int 219 iwopen(struct iw_softc *sc, int flags) 220 { 221 222 DPRINTF(("iwopen: sc %p\n", sc)); 223 224 #ifdef DIAGNOSTIC 225 outputs = 0; 226 iw_ints = 0; 227 inputs = 0; 228 iw_inints = 0; 229 #endif 230 231 iwreset(sc, 1); 232 233 return 0; 234 } 235 236 void 237 iwclose(void *addr) 238 { 239 240 DPRINTF(("iwclose sc %p\n", addr)); 241 #ifdef DIAGNOSTIC 242 DPRINTF(("iwclose: outputs %d ints %d inputs %d in_ints %d\n", 243 outputs, iw_ints, inputs, iw_inints)); 244 #endif 245 } 246 247 #define RAM_STEP 64*1024 248 249 static void 250 iw_mempoke(struct iw_softc *sc, u_long addy, u_char val) 251 { 252 253 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 254 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 255 256 /* Write byte to LMBDR */ 257 IW_WRITE_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, val); 258 } 259 260 static u_char 261 iw_mempeek(struct iw_softc *sc, u_long addy) 262 { 263 u_char ret; 264 265 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 266 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 267 268 IW_READ_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, ret); 269 return ret; /* return byte from LMBDR */ 270 } 271 272 static void 273 iw_meminit(struct iw_softc *sc) 274 { 275 u_long bank[4] = {0L, 0L, 0L, 0L}; 276 u_long addr, base, cnt; 277 u_char i, ram /* ,memval=0 */ ; 278 u_short lmcfi; 279 u_long temppi; 280 u_long *lpbanks; 281 282 addr = 0L; 283 base = 0L; 284 cnt = 0L; 285 ram = 0; 286 lpbanks = &temppi; 287 288 IW_WRITE_GENERAL_1(LDMACI, 0x00); 289 290 IW_READ_GENERAL_2(LMCFI, lmcfi); /* 0x52 */ 291 lmcfi |= 0x0A0C; 292 IW_WRITE_GENERAL_2(LMCFI, lmcfi); /* max addr span */ 293 IW_WRITE_GENERAL_1(LMCI, 0x00); 294 295 /* fifo addresses */ 296 297 IW_WRITE_GENERAL_2(LMRFAI, ((4 * 1024 * 1024) >> 8)); 298 IW_WRITE_GENERAL_2(LMPFAI, ((4 * 1024 * 1024 + 16 * 1024) >> 8)); 299 300 IW_WRITE_GENERAL_2(LMFSI, 0x000); 301 302 IW_WRITE_GENERAL_2(LDICI, 0x0000); 303 304 while (addr < (16 * 1024 * 1024)) { 305 iw_mempoke(sc, addr, 0x00); 306 addr += RAM_STEP; 307 } 308 309 printf("%s:", sc->sc_dev.dv_xname); 310 311 for (i = 0; i < 4; i++) { 312 iw_mempoke(sc, base, 0xAA); /* mark start of bank */ 313 iw_mempoke(sc, base + 1L, 0x55); 314 if (iw_mempeek(sc, base) == 0xAA && 315 iw_mempeek(sc, base + 1L) == 0x55) 316 ram = 1; 317 if (ram) { 318 while (cnt < (4 * 1024 * 1024)) { 319 bank[i] += RAM_STEP; 320 cnt += RAM_STEP; 321 addr = base + cnt; 322 if (iw_mempeek(sc, addr) == 0xAA) 323 break; 324 } 325 } 326 if (lpbanks != NULL) { 327 *lpbanks = bank[i]; 328 lpbanks++; 329 } 330 bank[i] = bank[i] >> 10; 331 printf("%s bank[%d]: %ldK", i ? "," : "", i, bank[i]); 332 base += 4 * 1024 * 1024; 333 cnt = 0L; 334 ram = 0; 335 } 336 337 printf("\n"); 338 339 /* 340 * this is not really useful since GUS PnP supports memory 341 * configurations that aren't really supported by Interwave...beware 342 * of holes! Also, we don't use the memory for anything in this 343 * version of the driver. 344 * 345 * we've configured for 4M-4M-4M-4M 346 */ 347 } 348 349 static void 350 iwreset(struct iw_softc *sc, int warm) 351 { 352 u_char reg, cmode, val, mixer_image; 353 354 val = 0; 355 mixer_image = 0; 356 reg = 0; /* XXX gcc -Wall */ 357 358 cmode = 0x6c; /* enhanced codec mode (full duplex) */ 359 360 /* reset */ 361 362 IW_WRITE_GENERAL_1(URSTI, 0x00); 363 delay(10); 364 IW_WRITE_GENERAL_1(URSTI, 0x07); 365 IW_WRITE_GENERAL_1(ICMPTI, 0x1f); /* disable DSP and uici and 366 * udci writes */ 367 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* enable ints to ISA and 368 * codec access */ 369 IW_READ_GENERAL_1(IVERI, reg); 370 IW_WRITE_GENERAL_1(IVERI, reg | 0x01); /* hidden reg lock disable */ 371 IW_WRITE_GENERAL_1(UASBCI, 0x00); 372 373 /* synth enhanced mode (default), 0 active voices, disable ints */ 374 375 IW_WRITE_GENERAL_1(SGMI_WR, 0x01); /* enhanced mode, LFOs 376 * disabled */ 377 for (val = 0; val < 32; val++) { 378 /* set each synth sound volume to 0 */ 379 IW_WRITE_DIRECT_1(sc->p3xr + 2, sc->p3xr_h, val); 380 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 381 IW_WRITE_GENERAL_2(SASLI_WR, 0x0000); 382 IW_WRITE_GENERAL_2(SASHI_WR, 0x0000); 383 IW_WRITE_GENERAL_2(SAELI_WR, 0x0000); 384 IW_WRITE_GENERAL_2(SAEHI_WR, 0x0000); 385 IW_WRITE_GENERAL_2(SFCI_WR, 0x0000); 386 IW_WRITE_GENERAL_1(SACI_WR, 0x02); 387 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 388 IW_WRITE_GENERAL_1(SVEI_WR, 0x00); 389 IW_WRITE_GENERAL_2(SVLI_WR, 0x0000); 390 IW_WRITE_GENERAL_1(SVCI_WR, 0x02); 391 IW_WRITE_GENERAL_1(SMSI_WR, 0x02); 392 } 393 394 IW_WRITE_GENERAL_1(SAVI_WR, 0x00); 395 396 /* codec mode/init */ 397 398 /* first change mode to 1 */ 399 400 IW_WRITE_CODEC_1(CMODEI, 0x00); 401 402 /* and mode 3 */ 403 404 IW_WRITE_CODEC_1(CMODEI, cmode); 405 406 IW_READ_CODEC_1(CMODEI, reg); 407 408 DPRINTF(("cmode %x\n", reg)); 409 410 sc->revision = ((reg & 0x80) >> 3) | (reg & 0x0f); 411 412 IW_WRITE_DIRECT_1(sc->codec_index + 2, sc->p2xr_h, 0x00); 413 414 IW_WRITE_CODEC_1(CFIG1I | IW_MCE, 0x00); /* DMA 2 chan access */ 415 IW_WRITE_CODEC_1(CEXTI, 0x00); /* disable ints for now */ 416 417 418 IW_WRITE_CODEC_1(CLPCTI, 0x00); /* reset playback sample counters */ 419 IW_WRITE_CODEC_1(CUPCTI, 0x00); /* always upper byte last */ 420 IW_WRITE_CODEC_1(CFIG2I, 0x80); /* full voltage range, enable record 421 * and playback sample counters, and 422 * don't center output in case or 423 * FIFO underrun */ 424 IW_WRITE_CODEC_1(CFIG3I, 0xc0); /* enable record/playback irq (still 425 * turned off from CEXTI), max DMA 426 * rate */ 427 IW_WRITE_CODEC_1(CSR3I, 0x00); /* clear status 3 reg */ 428 429 430 IW_WRITE_CODEC_1(CLRCTI, 0x00); /* reset record sample counters */ 431 IW_WRITE_CODEC_1(CURCTI, 0x00); /* always upper byte last */ 432 433 434 IW_READ_GENERAL_1(IVERI, reg); 435 436 sc->vers = reg >> 4; 437 if (!warm) 438 snprintf(iw_device.version, sizeof(iw_device.version), "%d.%d", 439 sc->vers, sc->revision); 440 441 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* irqs and codec decode 442 * enable */ 443 444 445 /* ports */ 446 447 if (!warm) { 448 iw_mixer_line_level(sc, IW_LINE_OUT, 255, 255); 449 iw_mixer_line_level(sc, IW_LINE_IN, 0, 0); 450 iw_mixer_line_level(sc, IW_AUX1, 0, 0); 451 iw_mixer_line_level(sc, IW_AUX2, 200, 200); /* CD */ 452 sc->sc_dac.off = 0; 453 iw_mixer_line_level(sc, IW_DAC, 200, 200); 454 455 iw_mixer_line_level(sc, IW_MIC_IN, 0, 0); 456 iw_mixer_line_level(sc, IW_REC, 0, 0); 457 iw_mixer_line_level(sc, IW_LOOPBACK, 0, 0); 458 iw_mixer_line_level(sc, IW_MONO_IN, 0, 0); 459 460 /* mem stuff */ 461 iw_meminit(sc); 462 463 } 464 IW_WRITE_CODEC_1(CEXTI, 0x02); /* codec int enable */ 465 466 /* clear _LDMACI */ 467 468 IW_WRITE_GENERAL_1(LDMACI, 0x00); 469 470 /* enable mixer paths */ 471 mixer_image = 0x0c; 472 IW_WRITE_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 473 /* 474 * enable output, line in. disable mic in bit 0 = 0 -> line in on 475 * (from codec?) bit 1 = 0 -> output on bit 2 = 1 -> mic in on bit 3 476 * = 1 -> irq&drq pin enable bit 4 = 1 -> channel interrupts to chan 477 * 1 bit 5 = 1 -> enable midi loop back bit 6 = 0 -> irq latches 478 * URCR[2:0] bit 6 = 1 -> DMA latches URCR[2:0] 479 */ 480 481 482 IW_READ_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 483 #ifdef AUDIO_DEBUG 484 if (!warm) 485 DPRINTF(("mix image %x \n", mixer_image)); 486 #endif 487 } 488 489 struct iw_codec_freq { 490 u_long freq; 491 u_char bits; 492 }; 493 494 int 495 iw_set_speed(struct iw_softc *sc, u_long freq, char in) 496 { 497 u_char var, cfig3, reg; 498 499 static struct iw_codec_freq iw_cf[17] = { 500 #define FREQ_1 24576000 501 #define FREQ_2 16934400 502 #define XTAL1 0 503 #define XTAL2 1 504 {5510, 0x00 | XTAL2}, {6620, 0x0E | XTAL2}, 505 {8000, 0x00 | XTAL1}, {9600, 0x0E | XTAL1}, 506 {11025, 0x02 | XTAL2}, {16000, 0x02 | XTAL1}, 507 {18900, 0x04 | XTAL2}, {22050, 0x06 | XTAL2}, 508 {27420, 0x04 | XTAL1}, {32000, 0x06 | XTAL1}, 509 {33075, 0x0C | XTAL2}, {37800, 0x08 | XTAL2}, 510 {38400, 0x0A | XTAL1}, {44100, 0x0A | XTAL2}, 511 {44800, 0x08 | XTAL1}, {48000, 0x0C | XTAL1}, 512 {48000, 0x0C | XTAL1} /* really a dummy for indexing later */ 513 #undef XTAL1 514 #undef XTAL2 515 }; 516 517 cfig3 = 0; /* XXX gcc -Wall */ 518 519 /* 520 * if the frequency is between 3493 Hz and 32 kHz we can use a more 521 * accurate frequency than the ones listed above base on the formula 522 * FREQ/((16*(48+x))) where FREQ is either FREQ_1 (24576000Hz) or 523 * FREQ_2 (16934400Hz) and x is the value to be written to either 524 * CPVFI or CRVFI. To enable this option, bit 2 in CFIG3 needs to be 525 * set high 526 * 527 * NOT IMPLEMENTED! 528 * 529 * Note that if you have a 'bad' XTAL_1 (higher than 18.5 MHz), 44.8 kHz 530 * and 38.4 kHz modes will provide wrong frequencies to output. 531 */ 532 533 534 if (freq > 48000) 535 freq = 48000; 536 if (freq < 5510) 537 freq = 5510; 538 539 /* reset CFIG3[2] */ 540 541 IW_READ_CODEC_1(CFIG3I, cfig3); 542 543 cfig3 |= 0xc0; /* not full fifo treshhold */ 544 545 DPRINTF(("cfig3i = %x -> ", cfig3)); 546 547 cfig3 &= ~0x04; 548 IW_WRITE_CODEC_1(CFIG3I, cfig3); 549 IW_READ_CODEC_1(CFIG3I, cfig3); 550 551 DPRINTF(("%x\n", cfig3)); 552 553 for (var = 0; var < 16; var++) /* select closest frequency */ 554 if (freq <= iw_cf[var].freq) 555 break; 556 if (var != 16) 557 if (abs(freq - iw_cf[var].freq) > abs(iw_cf[var + 1].freq - freq)) 558 var++; 559 560 if (in) 561 IW_WRITE_CODEC_1(CRDFI | IW_MCE, sc->recfmtbits | iw_cf[var].bits); 562 else 563 IW_WRITE_CODEC_1(CPDFI | IW_MCE, sc->playfmtbits | iw_cf[var].bits); 564 freq = iw_cf[var].freq; 565 DPRINTF(("setting %s frequency to %d bits %x \n", 566 in ? "in" : "out", (int) freq, iw_cf[var].bits)); 567 568 IW_READ_CODEC_1(CPDFI, reg); 569 570 DPRINTF((" CPDFI %x ", reg)); 571 572 IW_READ_CODEC_1(CRDFI, reg); 573 574 DPRINTF((" CRDFI %x ", reg)); 575 576 return freq; 577 } 578 579 /* Encoding. */ 580 int 581 iw_query_encoding(void *addr, audio_encoding_t *fp) 582 { 583 /* 584 * LINEAR, ALAW, ULAW, ADPCM in HW, we'll use linear unsigned 585 * hardware mode for all 8-bit modes due to buggy (?) codec. 586 */ 587 588 /* 589 * except in wavetable synth. there we have only mu-law and 8 and 16 590 * bit linear data 591 */ 592 593 switch (fp->index) { 594 case 0: 595 strcpy(fp->name, AudioEulinear); 596 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 597 fp->precision = 8; 598 fp->flags = 0; 599 break; 600 case 1: 601 strcpy(fp->name, AudioEmulaw); 602 fp->encoding = AUDIO_ENCODING_ULAW; 603 fp->precision = 8; 604 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 605 break; 606 case 2: 607 strcpy(fp->name, AudioEalaw); 608 fp->encoding = AUDIO_ENCODING_ALAW; 609 fp->precision = 8; 610 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 611 break; 612 case 3: 613 strcpy(fp->name, AudioEadpcm); 614 fp->encoding = AUDIO_ENCODING_ADPCM; 615 fp->precision = 8; /* really 4 bit */ 616 fp->flags = 0; 617 break; 618 case 4: 619 strcpy(fp->name, AudioEslinear_le); 620 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 621 fp->precision = 16; 622 fp->flags = 0; 623 break; 624 case 5: 625 strcpy(fp->name, AudioEslinear_be); 626 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 627 fp->precision = 16; 628 fp->flags = 0; 629 break; 630 default: 631 return EINVAL; 632 /* NOTREACHED */ 633 } 634 return 0; 635 } 636 637 u_long 638 iw_set_format(struct iw_softc *sc, u_long precision, int in) 639 { 640 u_char data; 641 int encoding, channels; 642 643 encoding = in ? sc->rec_encoding : sc->play_encoding; 644 channels = in ? sc->rec_channels : sc->play_channels; 645 646 DPRINTF(("iw_set_format\n")); 647 648 switch (encoding) { 649 case AUDIO_ENCODING_ULAW: 650 data = 0x00; 651 break; 652 653 case AUDIO_ENCODING_ALAW: 654 data = 0x00; 655 break; 656 657 case AUDIO_ENCODING_SLINEAR_LE: 658 if (precision == 16) 659 data = 0x40; /* little endian. 0xc0 is big endian */ 660 else 661 data = 0x00; 662 break; 663 664 case AUDIO_ENCODING_SLINEAR_BE: 665 if (precision == 16) 666 data = 0xc0; 667 else 668 data = 0x00; 669 break; 670 671 case AUDIO_ENCODING_ADPCM: 672 data = 0xa0; 673 break; 674 675 default: 676 return -1; 677 } 678 679 if (channels == 2) 680 data |= 0x10; /* stereo */ 681 682 if (in) { 683 /* in */ 684 sc->recfmtbits = data; 685 /* This will zero the normal codec frequency, 686 * iw_set_speed should always be called afterwards. 687 */ 688 IW_WRITE_CODEC_1(CRDFI | IW_MCE, data); 689 } else { 690 /* out */ 691 sc->playfmtbits = data; 692 IW_WRITE_CODEC_1(CPDFI | IW_MCE, data); 693 } 694 695 DPRINTF(("formatbits %s %x", in ? "in" : "out", data)); 696 697 return encoding; 698 } 699 700 int 701 iw_set_params(void *addr, int setmode, int usemode, audio_params_t *p, 702 audio_params_t *q, stream_filter_list_t *pfil, stream_filter_list_t *rfil) 703 { 704 audio_params_t phw, rhw; 705 struct iw_softc *sc; 706 stream_filter_factory_t *swcode; 707 708 DPRINTF(("iw_setparams: code %u, prec %u, rate %u, chan %u\n", 709 p->encoding, p->precision, p->sample_rate, p->channels)); 710 sc = addr; 711 swcode = NULL; 712 phw = *p; 713 rhw = *q; 714 switch (p->encoding) { 715 case AUDIO_ENCODING_ULAW: 716 if (p->precision != 8) 717 return EINVAL; 718 phw.encoding = AUDIO_ENCODING_ULINEAR_LE; 719 rhw.encoding = AUDIO_ENCODING_ULINEAR_LE; 720 swcode = setmode & AUMODE_PLAY ? mulaw_to_linear8 : linear8_to_mulaw; 721 break; 722 case AUDIO_ENCODING_ALAW: 723 if (p->precision != 8) 724 return EINVAL; 725 phw.encoding = AUDIO_ENCODING_ULINEAR_LE; 726 rhw.encoding = AUDIO_ENCODING_ULINEAR_LE; 727 swcode = setmode & AUMODE_PLAY ? alaw_to_linear8 : linear8_to_alaw; 728 break; 729 case AUDIO_ENCODING_ADPCM: 730 if (p->precision != 8) 731 return EINVAL; 732 else 733 break; 734 735 case AUDIO_ENCODING_SLINEAR_LE: 736 case AUDIO_ENCODING_SLINEAR_BE: 737 if (p->precision != 8 && p->precision != 16) 738 return EINVAL; 739 else 740 break; 741 742 default: 743 return EINVAL; 744 745 } 746 747 if (setmode & AUMODE_PLAY) { 748 sc->play_channels = p->channels; 749 sc->play_encoding = p->encoding; 750 sc->play_precision = p->precision; 751 iw_set_format(sc, p->precision, 0); 752 q->sample_rate = p->sample_rate = sc->sc_orate = 753 iw_set_speed(sc, p->sample_rate, 0); 754 if (swcode != NULL) { 755 phw.sample_rate = p->sample_rate; 756 pfil->append(pfil, swcode, &phw); 757 } 758 } else { 759 #if 0 760 q->channels = sc->rec_channels = p->channels; 761 q->encoding = sc->rec_encoding = p->encoding; 762 q->precision = sc->rec_precision = p->precision; 763 #endif 764 sc->rec_channels = q->channels; 765 sc->rec_encoding = q->encoding; 766 sc->rec_precision = q->precision; 767 768 iw_set_format(sc, p->precision, 1); 769 q->sample_rate = sc->sc_irate = 770 iw_set_speed(sc, q->sample_rate, 1); 771 if (swcode != NULL) { 772 rhw.sample_rate = q->sample_rate; 773 rfil->append(rfil, swcode, &rhw); 774 } 775 } 776 return 0; 777 } 778 779 780 int 781 iw_round_blocksize(void *addr, int blk, int mode, 782 const audio_params_t *param) 783 { 784 785 /* Round to a multiple of the biggest sample size. */ 786 return blk &= -4; 787 } 788 789 void 790 iw_mixer_line_level(struct iw_softc *sc, int line, int levl, int levr) 791 { 792 u_char gainl, gainr, attenl, attenr; 793 794 switch (line) { 795 case IW_REC: 796 gainl = sc->sc_recsrcbits | (levl >> 4); 797 gainr = sc->sc_recsrcbits | (levr >> 4); 798 DPRINTF(("recording with %x", gainl)); 799 IW_WRITE_CODEC_1(CLICI, gainl); 800 IW_WRITE_CODEC_1(CRICI, gainr); 801 sc->sc_rec.voll = levl & 0xf0; 802 sc->sc_rec.volr = levr & 0xf0; 803 break; 804 805 case IW_AUX1: 806 807 gainl = (255 - levl) >> 3; 808 gainr = (255 - levr) >> 3; 809 810 /* mute if 0 level */ 811 if (levl == 0) 812 gainl |= 0x80; 813 if (levr == 0) 814 gainr |= 0x80; 815 816 IW_WRITE_CODEC_1(IW_LEFT_AUX1_PORT, gainl); 817 IW_WRITE_CODEC_1(IW_RIGHT_AUX1_PORT, gainr); 818 sc->sc_aux1.voll = levl & 0xf8; 819 sc->sc_aux1.volr = levr & 0xf8; 820 821 break; 822 823 case IW_AUX2: 824 825 gainl = (255 - levl) >> 3; 826 gainr = (255 - levr) >> 3; 827 828 /* mute if 0 level */ 829 if (levl == 0) 830 gainl |= 0x80; 831 if (levr == 0) 832 gainr |= 0x80; 833 834 IW_WRITE_CODEC_1(IW_LEFT_AUX2_PORT, gainl); 835 IW_WRITE_CODEC_1(IW_RIGHT_AUX2_PORT, gainr); 836 sc->sc_aux2.voll = levl & 0xf8; 837 sc->sc_aux2.volr = levr & 0xf8; 838 break; 839 case IW_DAC: 840 attenl = ((255 - levl) >> 2) | ((levl && !sc->sc_dac.off) ? 0 : 0x80); 841 attenr = ((255 - levr) >> 2) | ((levr && !sc->sc_dac.off) ? 0 : 0x80); 842 IW_WRITE_CODEC_1(CLDACI, attenl); 843 IW_WRITE_CODEC_1(CRDACI, attenr); 844 sc->sc_dac.voll = levl & 0xfc; 845 sc->sc_dac.volr = levr & 0xfc; 846 break; 847 case IW_LOOPBACK: 848 attenl = ((255 - levl) & 0xfc) | (levl ? 0x01 : 0); 849 IW_WRITE_CODEC_1(CLCI, attenl); 850 sc->sc_loopback.voll = levl & 0xfc; 851 break; 852 case IW_LINE_IN: 853 gainl = (levl >> 3) | (levl ? 0 : 0x80); 854 gainr = (levr >> 3) | (levr ? 0 : 0x80); 855 IW_WRITE_CODEC_1(CLLICI, gainl); 856 IW_WRITE_CODEC_1(CRLICI, gainr); 857 sc->sc_linein.voll = levl & 0xf8; 858 sc->sc_linein.volr = levr & 0xf8; 859 break; 860 case IW_MIC_IN: 861 gainl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 862 gainr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 863 IW_WRITE_CODEC_1(CLMICI, gainl); 864 IW_WRITE_CODEC_1(CRMICI, gainr); 865 sc->sc_mic.voll = levl & 0xf8; 866 sc->sc_mic.volr = levr & 0xf8; 867 break; 868 case IW_LINE_OUT: 869 attenl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 870 attenr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 871 IW_WRITE_CODEC_1(CLOAI, attenl); 872 IW_WRITE_CODEC_1(CROAI, attenr); 873 sc->sc_lineout.voll = levl & 0xf8; 874 sc->sc_lineout.volr = levr & 0xf8; 875 break; 876 case IW_MONO_IN: 877 attenl = ((255 - levl) >> 4) | (levl ? 0 : 0xc0); /* in/out mute */ 878 IW_WRITE_CODEC_1(CMONOI, attenl); 879 sc->sc_monoin.voll = levl & 0xf0; 880 break; 881 } 882 } 883 884 int 885 iw_commit_settings(void *addr) 886 { 887 888 return 0; 889 } 890 891 void 892 iw_trigger_dma(struct iw_softc *sc, u_char io) 893 { 894 u_char reg; 895 int s; 896 897 s = splaudio(); 898 899 IW_READ_CODEC_1(CSR3I, reg); 900 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20)); 901 902 IW_READ_CODEC_1(CFIG1I, reg); 903 904 IW_WRITE_CODEC_1(CFIG1I, reg | io); 905 906 /* let the counter run */ 907 IW_READ_CODEC_1(CFIG2I, reg); 908 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4)); 909 910 splx(s); 911 } 912 913 void 914 iw_stop_dma(struct iw_softc *sc, u_char io, u_char hard) 915 { 916 u_char reg; 917 918 /* just stop the counter, no need to flush the fifo */ 919 IW_READ_CODEC_1(CFIG2I, reg); 920 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4))); 921 922 if (hard) { 923 /* unless we're closing the device */ 924 IW_READ_CODEC_1(CFIG1I, reg); 925 IW_WRITE_CODEC_1(CFIG1I, reg & ~io); 926 } 927 } 928 929 void 930 iw_dma_count(struct iw_softc *sc, u_short count, int io) 931 { 932 933 if (io == IW_DMA_PLAYBACK) { 934 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff)); 935 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff)); 936 } else { 937 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff)); 938 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff)); 939 } 940 } 941 942 int 943 iw_init_output(addr, sbuf, cc) 944 void *addr; 945 void *sbuf; 946 int cc; 947 { 948 struct iw_softc *sc = (struct iw_softc *) addr; 949 950 DPRINTF(("iw_init_output\n")); 951 952 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sbuf, 953 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 954 return 0; 955 } 956 957 int 958 iw_init_input(void *addr, void *sbuf, int cc) 959 { 960 struct iw_softc *sc; 961 962 DPRINTF(("iw_init_input\n")); 963 sc = (struct iw_softc *) addr; 964 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sbuf, 965 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 966 return 0; 967 } 968 969 970 int 971 iw_start_output(void *addr, void *p, int cc, void (*intr)(void *), void *arg) 972 { 973 struct iw_softc *sc; 974 975 #ifdef DIAGNOSTIC 976 if (!intr) { 977 printf("iw_start_output: no callback!\n"); 978 return 1; 979 } 980 #endif 981 sc = addr; 982 sc->sc_playintr = intr; 983 sc->sc_playarg = arg; 984 sc->sc_dma_flags |= DMAMODE_WRITE; 985 sc->sc_playdma_bp = p; 986 987 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sc->sc_playdma_bp, 988 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 989 990 991 if (sc->play_encoding == AUDIO_ENCODING_ADPCM) 992 cc >>= 2; 993 if (sc->play_precision == 16) 994 cc >>= 1; 995 996 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 997 cc >>= 1; 998 999 cc -= iw_cc; 1000 1001 /* iw_dma_access(sc,1); */ 1002 if (cc != sc->sc_playdma_cnt) { 1003 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 1004 sc->sc_playdma_cnt = cc; 1005 1006 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1007 } 1008 1009 #ifdef DIAGNOSTIC 1010 if (outputs != iw_ints) 1011 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 1012 outputs++; 1013 #endif 1014 1015 return 0; 1016 } 1017 1018 1019 int 1020 iw_start_input(void *addr, void *p, int cc, void (*intr)(void *), void *arg) 1021 { 1022 struct iw_softc *sc; 1023 1024 #ifdef DIAGNOSTIC 1025 if (!intr) { 1026 printf("iw_start_input: no callback!\n"); 1027 return 1; 1028 } 1029 #endif 1030 sc = addr; 1031 sc->sc_recintr = intr; 1032 sc->sc_recarg = arg; 1033 sc->sc_dma_flags |= DMAMODE_READ; 1034 sc->sc_recdma_bp = p; 1035 1036 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sc->sc_recdma_bp, 1037 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1038 1039 1040 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) 1041 cc >>= 2; 1042 if (sc->rec_precision == 16) 1043 cc >>= 1; 1044 1045 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM) 1046 cc >>= 1; 1047 1048 cc -= iw_cc; 1049 1050 /* iw_dma_access(sc,0); */ 1051 if (sc->sc_recdma_cnt != cc) { 1052 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD); 1053 sc->sc_recdma_cnt = cc; 1054 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */ 1055 iw_trigger_dma(sc, IW_DMA_RECORD); 1056 } 1057 1058 #ifdef DIAGNOSTIC 1059 if ((inputs != iw_inints)) 1060 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints); 1061 inputs++; 1062 #endif 1063 1064 return 0; 1065 } 1066 1067 1068 int 1069 iw_halt_output(void *addr) 1070 { 1071 struct iw_softc *sc; 1072 1073 sc = addr; 1074 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0); 1075 return 0; 1076 } 1077 1078 1079 int 1080 iw_halt_input(void *addr) 1081 { 1082 struct iw_softc *sc; 1083 1084 sc = addr; 1085 iw_stop_dma(sc, IW_DMA_RECORD, 0); 1086 return 0; 1087 } 1088 1089 int 1090 iw_speaker_ctl(void *addr, int newstate) 1091 { 1092 struct iw_softc *sc; 1093 u_char reg; 1094 1095 sc = addr; 1096 if (newstate == SPKR_ON) { 1097 sc->sc_dac.off = 0; 1098 IW_READ_CODEC_1(CLDACI, reg); 1099 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f); 1100 IW_READ_CODEC_1(CRDACI, reg); 1101 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f); 1102 } else { 1103 /* SPKR_OFF */ 1104 sc->sc_dac.off = 1; 1105 IW_READ_CODEC_1(CLDACI, reg); 1106 IW_WRITE_CODEC_1(CLDACI, reg | 0x80); 1107 IW_READ_CODEC_1(CRDACI, reg); 1108 IW_WRITE_CODEC_1(CRDACI, reg | 0x80); 1109 } 1110 return 0; 1111 } 1112 1113 int 1114 iw_getdev(void *addr, struct audio_device *retp) 1115 { 1116 1117 *retp = iw_device; 1118 return 0; 1119 } 1120 1121 int 1122 iw_setfd(void *addr, int flag) 1123 { 1124 1125 return 0; 1126 } 1127 1128 /* Mixer (in/out ports) */ 1129 int 1130 iw_set_port(void *addr, mixer_ctrl_t *cp) 1131 { 1132 struct iw_softc *sc; 1133 u_char vall, valr; 1134 int error; 1135 1136 sc = addr; 1137 vall = 0; 1138 valr = 0; 1139 error = EINVAL; 1140 switch (cp->dev) { 1141 case IW_MIC_IN_LVL: 1142 if (cp->type == AUDIO_MIXER_VALUE) { 1143 error = 0; 1144 if (cp->un.value.num_channels == 1) { 1145 vall = valr = cp->un.value.level[0]; 1146 } else { 1147 vall = cp->un.value.level[0]; 1148 valr = cp->un.value.level[1]; 1149 } 1150 sc->sc_mic.voll = vall; 1151 sc->sc_mic.volr = valr; 1152 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr); 1153 } 1154 break; 1155 case IW_AUX1_LVL: 1156 if (cp->type == AUDIO_MIXER_VALUE) { 1157 error = 0; 1158 if (cp->un.value.num_channels == 1) { 1159 vall = valr = cp->un.value.level[0]; 1160 } else { 1161 vall = cp->un.value.level[0]; 1162 valr = cp->un.value.level[1]; 1163 } 1164 sc->sc_aux1.voll = vall; 1165 sc->sc_aux1.volr = valr; 1166 iw_mixer_line_level(sc, IW_AUX1, vall, valr); 1167 } 1168 break; 1169 case IW_AUX2_LVL: 1170 if (cp->type == AUDIO_MIXER_VALUE) { 1171 error = 0; 1172 if (cp->un.value.num_channels == 1) { 1173 vall = valr = cp->un.value.level[0]; 1174 } else { 1175 vall = cp->un.value.level[0]; 1176 valr = cp->un.value.level[1]; 1177 } 1178 sc->sc_aux2.voll = vall; 1179 sc->sc_aux2.volr = valr; 1180 iw_mixer_line_level(sc, IW_AUX2, vall, valr); 1181 } 1182 break; 1183 case IW_LINE_IN_LVL: 1184 if (cp->type == AUDIO_MIXER_VALUE) { 1185 error = 0; 1186 if (cp->un.value.num_channels == 1) { 1187 vall = valr = cp->un.value.level[0]; 1188 } else { 1189 vall = cp->un.value.level[0]; 1190 valr = cp->un.value.level[1]; 1191 } 1192 sc->sc_linein.voll = vall; 1193 sc->sc_linein.volr = valr; 1194 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr); 1195 } 1196 break; 1197 case IW_LINE_OUT_LVL: 1198 if (cp->type == AUDIO_MIXER_VALUE) { 1199 error = 0; 1200 if (cp->un.value.num_channels == 1) { 1201 vall = valr = cp->un.value.level[0]; 1202 } else { 1203 vall = cp->un.value.level[0]; 1204 valr = cp->un.value.level[1]; 1205 } 1206 sc->sc_lineout.voll = vall; 1207 sc->sc_lineout.volr = valr; 1208 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr); 1209 } 1210 break; 1211 case IW_REC_LVL: 1212 if (cp->type == AUDIO_MIXER_VALUE) { 1213 error = 0; 1214 if (cp->un.value.num_channels == 1) { 1215 vall = valr = cp->un.value.level[0]; 1216 } else { 1217 vall = cp->un.value.level[0]; 1218 valr = cp->un.value.level[1]; 1219 } 1220 sc->sc_rec.voll = vall; 1221 sc->sc_rec.volr = valr; 1222 iw_mixer_line_level(sc, IW_REC, vall, valr); 1223 } 1224 break; 1225 1226 case IW_DAC_LVL: 1227 if (cp->type == AUDIO_MIXER_VALUE) { 1228 error = 0; 1229 if (cp->un.value.num_channels == 1) { 1230 vall = valr = cp->un.value.level[0]; 1231 } else { 1232 vall = cp->un.value.level[0]; 1233 valr = cp->un.value.level[1]; 1234 } 1235 sc->sc_dac.voll = vall; 1236 sc->sc_dac.volr = valr; 1237 iw_mixer_line_level(sc, IW_DAC, vall, valr); 1238 } 1239 break; 1240 1241 case IW_LOOPBACK_LVL: 1242 if (cp->type == AUDIO_MIXER_VALUE) { 1243 error = 0; 1244 if (cp->un.value.num_channels != 1) { 1245 return EINVAL; 1246 } else { 1247 valr = vall = cp->un.value.level[0]; 1248 } 1249 sc->sc_loopback.voll = vall; 1250 sc->sc_loopback.volr = valr; 1251 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr); 1252 } 1253 break; 1254 1255 case IW_MONO_IN_LVL: 1256 if (cp->type == AUDIO_MIXER_VALUE) { 1257 error = 0; 1258 if (cp->un.value.num_channels != 1) { 1259 return EINVAL; 1260 } else { 1261 valr = vall = cp->un.value.level[0]; 1262 } 1263 sc->sc_monoin.voll = vall; 1264 sc->sc_monoin.volr = valr; 1265 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr); 1266 } 1267 break; 1268 case IW_RECORD_SOURCE: 1269 error = 0; 1270 sc->sc_recsrcbits = cp->un.ord << 6; 1271 DPRINTF(("record source %d bits %x\n", cp->un.ord, sc->sc_recsrcbits)); 1272 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr); 1273 break; 1274 } 1275 1276 return error; 1277 } 1278 1279 1280 int 1281 iw_get_port(void *addr, mixer_ctrl_t *cp) 1282 { 1283 struct iw_softc *sc; 1284 int error; 1285 1286 sc = addr; 1287 error = EINVAL; 1288 switch (cp->dev) { 1289 case IW_MIC_IN_LVL: 1290 if (cp->type == AUDIO_MIXER_VALUE) { 1291 cp->un.value.num_channels = 2; 1292 cp->un.value.level[0] = sc->sc_mic.voll; 1293 cp->un.value.level[1] = sc->sc_mic.volr; 1294 error = 0; 1295 } 1296 break; 1297 case IW_AUX1_LVL: 1298 if (cp->type == AUDIO_MIXER_VALUE) { 1299 cp->un.value.num_channels = 2; 1300 cp->un.value.level[0] = sc->sc_aux1.voll; 1301 cp->un.value.level[1] = sc->sc_aux1.volr; 1302 error = 0; 1303 } 1304 break; 1305 case IW_AUX2_LVL: 1306 if (cp->type == AUDIO_MIXER_VALUE) { 1307 cp->un.value.num_channels = 2; 1308 cp->un.value.level[0] = sc->sc_aux2.voll; 1309 cp->un.value.level[1] = sc->sc_aux2.volr; 1310 error = 0; 1311 } 1312 break; 1313 case IW_LINE_OUT_LVL: 1314 if (cp->type == AUDIO_MIXER_VALUE) { 1315 cp->un.value.num_channels = 2; 1316 cp->un.value.level[0] = sc->sc_lineout.voll; 1317 cp->un.value.level[1] = sc->sc_lineout.volr; 1318 error = 0; 1319 } 1320 break; 1321 case IW_LINE_IN_LVL: 1322 if (cp->type == AUDIO_MIXER_VALUE) { 1323 cp->un.value.num_channels = 2; 1324 cp->un.value.level[0] = sc->sc_linein.voll; 1325 cp->un.value.level[1] = sc->sc_linein.volr; 1326 error = 0; 1327 } 1328 case IW_REC_LVL: 1329 if (cp->type == AUDIO_MIXER_VALUE) { 1330 cp->un.value.num_channels = 2; 1331 cp->un.value.level[0] = sc->sc_rec.voll; 1332 cp->un.value.level[1] = sc->sc_rec.volr; 1333 error = 0; 1334 } 1335 break; 1336 1337 case IW_DAC_LVL: 1338 if (cp->type == AUDIO_MIXER_VALUE) { 1339 cp->un.value.num_channels = 2; 1340 cp->un.value.level[0] = sc->sc_dac.voll; 1341 cp->un.value.level[1] = sc->sc_dac.volr; 1342 error = 0; 1343 } 1344 break; 1345 1346 case IW_LOOPBACK_LVL: 1347 if (cp->type == AUDIO_MIXER_VALUE) { 1348 cp->un.value.num_channels = 1; 1349 cp->un.value.level[0] = sc->sc_loopback.voll; 1350 error = 0; 1351 } 1352 break; 1353 1354 case IW_MONO_IN_LVL: 1355 if (cp->type == AUDIO_MIXER_VALUE) { 1356 cp->un.value.num_channels = 1; 1357 cp->un.value.level[0] = sc->sc_monoin.voll; 1358 error = 0; 1359 } 1360 break; 1361 case IW_RECORD_SOURCE: 1362 cp->un.ord = sc->sc_recsrcbits >> 6; 1363 error = 0; 1364 break; 1365 } 1366 1367 return error; 1368 } 1369 1370 1371 1372 int 1373 iw_query_devinfo(void *addr, mixer_devinfo_t *dip) 1374 { 1375 1376 switch (dip->index) { 1377 case IW_MIC_IN_LVL: /* Microphone */ 1378 dip->type = AUDIO_MIXER_VALUE; 1379 dip->mixer_class = IW_INPUT_CLASS; 1380 dip->prev = AUDIO_MIXER_LAST; 1381 dip->next = AUDIO_MIXER_LAST; 1382 strcpy(dip->label.name, AudioNmicrophone); 1383 dip->un.v.num_channels = 2; 1384 strcpy(dip->un.v.units.name, AudioNvolume); 1385 break; 1386 case IW_AUX1_LVL: 1387 dip->type = AUDIO_MIXER_VALUE; 1388 dip->mixer_class = IW_INPUT_CLASS; 1389 dip->prev = AUDIO_MIXER_LAST; 1390 dip->next = AUDIO_MIXER_LAST; 1391 strcpy(dip->label.name, AudioNline); 1392 dip->un.v.num_channels = 2; 1393 strcpy(dip->un.v.units.name, AudioNvolume); 1394 break; 1395 case IW_AUX2_LVL: 1396 dip->type = AUDIO_MIXER_VALUE; 1397 dip->mixer_class = IW_INPUT_CLASS; 1398 dip->prev = AUDIO_MIXER_LAST; 1399 dip->next = AUDIO_MIXER_LAST; 1400 strcpy(dip->label.name, AudioNcd); 1401 dip->un.v.num_channels = 2; 1402 strcpy(dip->un.v.units.name, AudioNvolume); 1403 break; 1404 case IW_LINE_OUT_LVL: 1405 dip->type = AUDIO_MIXER_VALUE; 1406 dip->mixer_class = IW_OUTPUT_CLASS; 1407 dip->prev = AUDIO_MIXER_LAST; 1408 dip->next = AUDIO_MIXER_LAST; 1409 strcpy(dip->label.name, AudioNline); 1410 dip->un.v.num_channels = 2; 1411 strcpy(dip->un.v.units.name, AudioNvolume); 1412 break; 1413 case IW_DAC_LVL: 1414 dip->type = AUDIO_MIXER_VALUE; 1415 dip->mixer_class = IW_OUTPUT_CLASS; 1416 dip->prev = AUDIO_MIXER_LAST; 1417 dip->next = AUDIO_MIXER_LAST; 1418 strcpy(dip->label.name, AudioNdac); 1419 dip->un.v.num_channels = 2; 1420 strcpy(dip->un.v.units.name, AudioNvolume); 1421 break; 1422 case IW_LINE_IN_LVL: 1423 dip->type = AUDIO_MIXER_VALUE; 1424 dip->mixer_class = IW_INPUT_CLASS; 1425 dip->prev = AUDIO_MIXER_LAST; 1426 dip->next = AUDIO_MIXER_LAST; 1427 strcpy(dip->label.name, AudioNinput); 1428 dip->un.v.num_channels = 2; 1429 strcpy(dip->un.v.units.name, AudioNvolume); 1430 break; 1431 case IW_MONO_IN_LVL: 1432 dip->type = AUDIO_MIXER_VALUE; 1433 dip->mixer_class = IW_INPUT_CLASS; 1434 dip->prev = AUDIO_MIXER_LAST; 1435 dip->next = AUDIO_MIXER_LAST; 1436 strcpy(dip->label.name, AudioNmono); 1437 dip->un.v.num_channels = 1; 1438 strcpy(dip->un.v.units.name, AudioNvolume); 1439 break; 1440 1441 case IW_REC_LVL: /* record level */ 1442 dip->type = AUDIO_MIXER_VALUE; 1443 dip->mixer_class = IW_RECORD_CLASS; 1444 dip->prev = AUDIO_MIXER_LAST; 1445 dip->next = AUDIO_MIXER_LAST; 1446 strcpy(dip->label.name, AudioNrecord); 1447 dip->un.v.num_channels = 2; 1448 strcpy(dip->un.v.units.name, AudioNvolume); 1449 break; 1450 1451 case IW_LOOPBACK_LVL: 1452 dip->type = AUDIO_MIXER_VALUE; 1453 dip->mixer_class = IW_RECORD_CLASS; 1454 dip->prev = AUDIO_MIXER_LAST; 1455 dip->next = AUDIO_MIXER_LAST; 1456 strcpy(dip->label.name, "filter"); 1457 dip->un.v.num_channels = 1; 1458 strcpy(dip->un.v.units.name, AudioNvolume); 1459 break; 1460 1461 case IW_RECORD_SOURCE: 1462 dip->mixer_class = IW_RECORD_CLASS; 1463 dip->type = AUDIO_MIXER_ENUM; 1464 dip->prev = AUDIO_MIXER_LAST; 1465 dip->next = AUDIO_MIXER_LAST; 1466 strcpy(dip->label.name, AudioNsource); 1467 dip->un.e.num_mem = 4; 1468 strcpy(dip->un.e.member[0].label.name, AudioNline); 1469 dip->un.e.member[0].ord = IW_LINE_IN_SRC; 1470 strcpy(dip->un.e.member[1].label.name, "aux1"); 1471 dip->un.e.member[1].ord = IW_AUX1_SRC; 1472 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone); 1473 dip->un.e.member[2].ord = IW_MIC_IN_SRC; 1474 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1475 dip->un.e.member[3].ord = IW_MIX_OUT_SRC; 1476 break; 1477 case IW_INPUT_CLASS: 1478 dip->type = AUDIO_MIXER_CLASS; 1479 dip->mixer_class = IW_INPUT_CLASS; 1480 dip->next = dip->prev = AUDIO_MIXER_LAST; 1481 strcpy(dip->label.name, AudioCinputs); 1482 break; 1483 case IW_OUTPUT_CLASS: 1484 dip->type = AUDIO_MIXER_CLASS; 1485 dip->mixer_class = IW_OUTPUT_CLASS; 1486 dip->next = dip->prev = AUDIO_MIXER_LAST; 1487 strcpy(dip->label.name, AudioCoutputs); 1488 break; 1489 case IW_RECORD_CLASS: /* record source class */ 1490 dip->type = AUDIO_MIXER_CLASS; 1491 dip->mixer_class = IW_RECORD_CLASS; 1492 dip->next = dip->prev = AUDIO_MIXER_LAST; 1493 strcpy(dip->label.name, AudioCrecord); 1494 return 0; 1495 default: 1496 return ENXIO; 1497 } 1498 return 0; 1499 } 1500 1501 1502 void * 1503 iw_malloc(void *addr, int direction, size_t size, 1504 struct malloc_type *pool, int flags) 1505 { 1506 struct iw_softc *sc; 1507 int drq; 1508 1509 sc = addr; 1510 if (direction == AUMODE_PLAY) 1511 drq = sc->sc_playdrq; 1512 else 1513 drq = sc->sc_recdrq; 1514 return isa_malloc(sc->sc_ic, drq, size, pool, flags); 1515 } 1516 1517 void 1518 iw_free(void *addr, void *ptr, struct malloc_type *pool) 1519 { 1520 isa_free(ptr, pool); 1521 } 1522 1523 size_t 1524 iw_round_buffersize(void *addr, int direction, size_t size) 1525 { 1526 struct iw_softc *sc; 1527 bus_size_t maxsize; 1528 1529 sc = addr; 1530 if (direction == AUMODE_PLAY) 1531 maxsize = sc->sc_play_maxsize; 1532 else 1533 maxsize = sc->sc_rec_maxsize; 1534 1535 if (size > maxsize) 1536 size = maxsize; 1537 return size; 1538 } 1539 1540 paddr_t 1541 iw_mappage(void *addr, void *mem, off_t off, int prot) 1542 { 1543 1544 return isa_mappage(mem, off, prot); 1545 } 1546 1547 int 1548 iw_get_props(void *addr) 1549 { 1550 struct iw_softc *sc; 1551 1552 sc = addr; 1553 return AUDIO_PROP_MMAP | 1554 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1555 } 1556