1 /* $NetBSD: interwave.c,v 1.5 1997/10/19 07:42:06 augustss Exp $ */ 2 3 /* 4 * Copyright (c) 1997 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("interwave version %s. using irq %d drqs %d,%d\n", 216 iw_device.version, 217 sc->sc_irq, sc->sc_playdrq, 218 sc->sc_recdrq); 219 audio_attach_mi(sc->iw_hw_if, 0, sc, &sc->sc_dev); 220 } 221 222 int 223 iwopen(sc, flags) 224 struct iw_softc *sc; 225 int flags; 226 { 227 int s; 228 229 s = splaudio(); 230 if (sc->sc_open) { 231 splx(s); 232 DPRINTF(("iwopen: open %x sc %p\n", sc->sc_open, sc)); 233 return EBUSY; 234 } else 235 sc->sc_open = 1; 236 splx(s); 237 238 DPRINTF(("iwopen: open %x sc %p\n", sc->sc_open, sc)); 239 240 #ifdef DIAGNOSTIC 241 outputs = 0; 242 iw_ints = 0; 243 inputs = 0; 244 iw_inints = 0; 245 #endif 246 247 iwreset(sc, 1); 248 249 /* READ/WRITE or both */ 250 251 if (flags == FREAD) { 252 sc->sc_mode |= IW_READ; 253 sc->sc_reclocked = 0; 254 } 255 if (flags == FWRITE) { 256 sc->sc_mode |= IW_WRITE; 257 sc->sc_playlocked = 0; 258 } 259 sc->sc_playdma_cnt = 0; 260 sc->sc_recdma_cnt = 0; 261 sc->playfirst = 1; 262 sc->sc_playintr = 0; 263 sc->sc_recintr = 0; 264 265 return 0; 266 } 267 268 269 270 void 271 iwclose(addr) 272 void *addr; 273 { 274 struct iw_softc *sc = addr; 275 276 DPRINTF(("iwclose sc %p\n", sc)); 277 278 #ifdef DIAGNOSTIC 279 DPRINTF(("iwclose: outputs %d ints %d inputs %d in_ints %d\n", 280 outputs, iw_ints, inputs, iw_inints)); 281 #endif 282 283 /* close hardware */ 284 sc->sc_open = 0; 285 sc->sc_flags = 0; 286 sc->sc_mode = 0; 287 sc->sc_playlocked = 0; 288 sc->sc_reclocked = 0; 289 290 iw_stop_dma(sc, IW_DMA_PLAYBACK, 1); 291 iw_stop_dma(sc, IW_DMA_RECORD, 1); 292 293 sc->sc_playdma_cnt = 0; 294 sc->sc_recdma_cnt = 0; 295 } 296 297 #define RAM_STEP 64*1024 298 299 static void 300 iw_mempoke(sc, addy, val) 301 struct iw_softc *sc; 302 u_long addy; 303 u_char val; 304 { 305 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 306 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 307 308 /* Write byte to LMBDR */ 309 IW_WRITE_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, val); 310 } 311 312 static u_char 313 iw_mempeek(sc, addy) 314 struct iw_softc *sc; 315 u_long addy; 316 { 317 u_char ret; 318 319 IW_WRITE_GENERAL_2(LMALI, (u_short) addy); 320 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16)); 321 322 IW_READ_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, ret); 323 return ret; /* return byte from LMBDR */ 324 } 325 326 static void 327 iw_meminit(sc) 328 struct iw_softc *sc; 329 { 330 u_long bank[4] = {0L, 0L, 0L, 0L}; 331 u_long addr = 0L, base = 0L, cnt = 0L; 332 u_char i, ram = 0 /* ,memval=0 */ ; 333 u_short lmcfi; 334 u_long temppi; 335 u_long *lpbanks = &temppi; 336 337 IW_WRITE_GENERAL_1(LDMACI, 0x00); 338 339 IW_READ_GENERAL_2(LMCFI, lmcfi); /* 0x52 */ 340 lmcfi |= 0x0A0C; 341 IW_WRITE_GENERAL_2(LMCFI, lmcfi); /* max addr span */ 342 IW_WRITE_GENERAL_1(LMCI, 0x00); 343 344 /* fifo addresses */ 345 346 IW_WRITE_GENERAL_2(LMRFAI, ((4 * 1024 * 1024) >> 8)); 347 IW_WRITE_GENERAL_2(LMPFAI, ((4 * 1024 * 1024 + 16 * 1024) >> 8)); 348 349 IW_WRITE_GENERAL_2(LMFSI, 0x000); 350 351 IW_WRITE_GENERAL_2(LDICI, 0x0000); 352 353 while (addr < (16 * 1024 * 1024)) { 354 iw_mempoke(sc, addr, 0x00); 355 addr += RAM_STEP; 356 } 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("bank[%d] %ldK : ", 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_isa, 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_isa, sc->sc_playdrq, 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_isa, 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 1082 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 1083 cc >>= 1; 1084 1085 cc -= iw_cc; 1086 1087 1088 /* iw_dma_access(sc,1); */ 1089 if (cc != sc->sc_playdma_cnt) { 1090 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 1091 sc->sc_playdma_cnt = cc; 1092 1093 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1094 } 1095 1096 #ifdef DIAGNOSTIC 1097 if (outputs != iw_ints) 1098 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 1099 outputs++; 1100 #endif 1101 return 0; 1102 } 1103 1104 1105 int 1106 iw_start_input(addr, p, cc, intr, arg) 1107 void *addr; 1108 void *p; 1109 int cc; 1110 void (*intr)__P((void *)); 1111 void *arg; 1112 { 1113 struct iw_softc *sc = addr; 1114 int counter; 1115 1116 #if AUDIO_DEBUG 1117 if (sc->sc_reclocked) { 1118 DPRINTF(("iw_start_input: record dma already going on\n")); 1119 /* return 0; */ 1120 } 1121 #endif 1122 1123 sc->sc_reclocked = 1; 1124 #ifdef DIAGNOSTIC 1125 if (!intr) { 1126 printf("iw_start_input: no callback!\n"); 1127 return 1; 1128 } 1129 #endif 1130 1131 1132 sc->sc_recintr = intr; 1133 sc->sc_recarg = arg; 1134 sc->sc_dma_flags |= DMAMODE_READ; 1135 sc->sc_recdma_bp = p; 1136 1137 counter = 0; 1138 1139 isa_dmastart(sc->sc_isa, sc->sc_recdrq, sc->sc_recdma_bp, 1140 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1141 1142 1143 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) { 1144 cc >>= 2; 1145 } 1146 if (sc->rec_precision == 16) 1147 cc >>= 1; 1148 1149 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM) 1150 cc >>= 1; 1151 1152 cc -= iw_cc; 1153 1154 /* iw_dma_access(sc,0); */ 1155 if (sc->sc_recdma_cnt != cc) { 1156 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD); 1157 sc->sc_recdma_cnt = cc; 1158 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */ 1159 iw_trigger_dma(sc, IW_DMA_RECORD); 1160 } 1161 1162 #ifdef DIAGNOSTIC 1163 if ((inputs != iw_inints)) 1164 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints); 1165 inputs++; 1166 #endif 1167 1168 return 0; 1169 } 1170 1171 1172 int 1173 iw_halt_output(addr) 1174 void *addr; 1175 { 1176 struct iw_softc *sc = addr; 1177 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0); 1178 /* sc->sc_playlocked = 0; */ 1179 return 0; 1180 } 1181 1182 1183 int 1184 iw_halt_input(addr) 1185 void *addr; 1186 { 1187 struct iw_softc *sc = addr; 1188 iw_stop_dma(sc, IW_DMA_RECORD, 0); 1189 /* sc->sc_reclocked = 0; */ 1190 return 0; 1191 } 1192 1193 1194 int 1195 iw_speaker_ctl(addr, newstate) 1196 void *addr; 1197 int newstate; 1198 { 1199 struct iw_softc *sc = addr; 1200 u_char reg; 1201 if (newstate == SPKR_ON) { 1202 sc->sc_dac.off = 0; 1203 IW_READ_CODEC_1(CLDACI, reg); 1204 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f); 1205 IW_READ_CODEC_1(CRDACI, reg); 1206 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f); 1207 } else { 1208 /* SPKR_OFF */ 1209 sc->sc_dac.off = 1; 1210 IW_READ_CODEC_1(CLDACI, reg); 1211 IW_WRITE_CODEC_1(CLDACI, reg | 0x80); 1212 IW_READ_CODEC_1(CRDACI, reg); 1213 IW_WRITE_CODEC_1(CRDACI, reg | 0x80); 1214 } 1215 return 0; 1216 } 1217 1218 1219 int 1220 iw_getdev(addr, retp) 1221 void *addr; 1222 struct audio_device *retp; 1223 { 1224 *retp = iw_device; 1225 return 0; 1226 } 1227 1228 1229 int 1230 iw_setfd(addr, flag) 1231 void *addr; 1232 int flag; 1233 { 1234 return 0; 1235 } 1236 1237 1238 /* Mixer (in/out ports) */ 1239 int 1240 iw_set_port(addr, cp) 1241 void *addr; 1242 mixer_ctrl_t *cp; 1243 { 1244 struct iw_softc *sc = addr; 1245 u_char vall = 0, valr = 0; 1246 int error = EINVAL; 1247 1248 switch (cp->dev) { 1249 case IW_MIC_IN_LVL: 1250 if (cp->type == AUDIO_MIXER_VALUE) { 1251 error = 0; 1252 if (cp->un.value.num_channels == 1) { 1253 vall = valr = cp->un.value.level[0]; 1254 } else { 1255 vall = cp->un.value.level[0]; 1256 valr = cp->un.value.level[1]; 1257 } 1258 sc->sc_mic.voll = vall; 1259 sc->sc_mic.volr = valr; 1260 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr); 1261 } 1262 break; 1263 case IW_AUX1_LVL: 1264 if (cp->type == AUDIO_MIXER_VALUE) { 1265 error = 0; 1266 if (cp->un.value.num_channels == 1) { 1267 vall = valr = cp->un.value.level[0]; 1268 } else { 1269 vall = cp->un.value.level[0]; 1270 valr = cp->un.value.level[1]; 1271 } 1272 sc->sc_aux1.voll = vall; 1273 sc->sc_aux1.volr = valr; 1274 iw_mixer_line_level(sc, IW_AUX1, vall, valr); 1275 } 1276 break; 1277 case IW_AUX2_LVL: 1278 if (cp->type == AUDIO_MIXER_VALUE) { 1279 error = 0; 1280 if (cp->un.value.num_channels == 1) { 1281 vall = valr = cp->un.value.level[0]; 1282 } else { 1283 vall = cp->un.value.level[0]; 1284 valr = cp->un.value.level[1]; 1285 } 1286 sc->sc_aux2.voll = vall; 1287 sc->sc_aux2.volr = valr; 1288 iw_mixer_line_level(sc, IW_AUX2, vall, valr); 1289 } 1290 break; 1291 case IW_LINE_IN_LVL: 1292 if (cp->type == AUDIO_MIXER_VALUE) { 1293 error = 0; 1294 if (cp->un.value.num_channels == 1) { 1295 vall = valr = cp->un.value.level[0]; 1296 } else { 1297 vall = cp->un.value.level[0]; 1298 valr = cp->un.value.level[1]; 1299 } 1300 sc->sc_linein.voll = vall; 1301 sc->sc_linein.volr = valr; 1302 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr); 1303 } 1304 break; 1305 case IW_LINE_OUT_LVL: 1306 if (cp->type == AUDIO_MIXER_VALUE) { 1307 error = 0; 1308 if (cp->un.value.num_channels == 1) { 1309 vall = valr = cp->un.value.level[0]; 1310 } else { 1311 vall = cp->un.value.level[0]; 1312 valr = cp->un.value.level[1]; 1313 } 1314 sc->sc_lineout.voll = vall; 1315 sc->sc_lineout.volr = valr; 1316 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr); 1317 } 1318 break; 1319 case IW_REC_LVL: 1320 if (cp->type == AUDIO_MIXER_VALUE) { 1321 error = 0; 1322 if (cp->un.value.num_channels == 1) { 1323 vall = valr = cp->un.value.level[0]; 1324 } else { 1325 vall = cp->un.value.level[0]; 1326 valr = cp->un.value.level[1]; 1327 } 1328 sc->sc_rec.voll = vall; 1329 sc->sc_rec.volr = valr; 1330 iw_mixer_line_level(sc, IW_REC, vall, valr); 1331 } 1332 break; 1333 1334 case IW_DAC_LVL: 1335 if (cp->type == AUDIO_MIXER_VALUE) { 1336 error = 0; 1337 if (cp->un.value.num_channels == 1) { 1338 vall = valr = cp->un.value.level[0]; 1339 } else { 1340 vall = cp->un.value.level[0]; 1341 valr = cp->un.value.level[1]; 1342 } 1343 sc->sc_dac.voll = vall; 1344 sc->sc_dac.volr = valr; 1345 iw_mixer_line_level(sc, IW_DAC, vall, valr); 1346 } 1347 break; 1348 1349 case IW_LOOPBACK_LVL: 1350 if (cp->type == AUDIO_MIXER_VALUE) { 1351 error = 0; 1352 if (cp->un.value.num_channels != 1) { 1353 return EINVAL; 1354 } else { 1355 valr = vall = cp->un.value.level[0]; 1356 } 1357 sc->sc_loopback.voll = vall; 1358 sc->sc_loopback.volr = valr; 1359 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr); 1360 } 1361 break; 1362 1363 case IW_MONO_IN_LVL: 1364 if (cp->type == AUDIO_MIXER_VALUE) { 1365 error = 0; 1366 if (cp->un.value.num_channels != 1) { 1367 return EINVAL; 1368 } else { 1369 valr = vall = cp->un.value.level[0]; 1370 } 1371 sc->sc_monoin.voll = vall; 1372 sc->sc_monoin.volr = valr; 1373 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr); 1374 } 1375 break; 1376 case IW_RECORD_SOURCE: 1377 error = 0; 1378 sc->sc_recsrcbits = cp->un.ord << 6; 1379 DPRINTF(("record source %d bits %x\n", cp->un.ord, sc->sc_recsrcbits)); 1380 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr); 1381 break; 1382 } 1383 1384 return error; 1385 } 1386 1387 1388 int 1389 iw_get_port(addr, cp) 1390 void *addr; 1391 mixer_ctrl_t *cp; 1392 { 1393 struct iw_softc *sc = addr; 1394 1395 int error = EINVAL; 1396 1397 switch (cp->dev) { 1398 case IW_MIC_IN_LVL: 1399 if (cp->type == AUDIO_MIXER_VALUE) { 1400 cp->un.value.num_channels = 2; 1401 cp->un.value.level[0] = sc->sc_mic.voll; 1402 cp->un.value.level[1] = sc->sc_mic.volr; 1403 error = 0; 1404 } 1405 break; 1406 case IW_AUX1_LVL: 1407 if (cp->type == AUDIO_MIXER_VALUE) { 1408 cp->un.value.num_channels = 2; 1409 cp->un.value.level[0] = sc->sc_aux1.voll; 1410 cp->un.value.level[1] = sc->sc_aux1.volr; 1411 error = 0; 1412 } 1413 break; 1414 case IW_AUX2_LVL: 1415 if (cp->type == AUDIO_MIXER_VALUE) { 1416 cp->un.value.num_channels = 2; 1417 cp->un.value.level[0] = sc->sc_aux2.voll; 1418 cp->un.value.level[1] = sc->sc_aux2.volr; 1419 error = 0; 1420 } 1421 break; 1422 case IW_LINE_OUT_LVL: 1423 if (cp->type == AUDIO_MIXER_VALUE) { 1424 cp->un.value.num_channels = 2; 1425 cp->un.value.level[0] = sc->sc_lineout.voll; 1426 cp->un.value.level[1] = sc->sc_lineout.volr; 1427 error = 0; 1428 } 1429 break; 1430 case IW_LINE_IN_LVL: 1431 if (cp->type == AUDIO_MIXER_VALUE) { 1432 cp->un.value.num_channels = 2; 1433 cp->un.value.level[0] = sc->sc_linein.voll; 1434 cp->un.value.level[1] = sc->sc_linein.volr; 1435 error = 0; 1436 } 1437 case IW_REC_LVL: 1438 if (cp->type == AUDIO_MIXER_VALUE) { 1439 cp->un.value.num_channels = 2; 1440 cp->un.value.level[0] = sc->sc_rec.voll; 1441 cp->un.value.level[1] = sc->sc_rec.volr; 1442 error = 0; 1443 } 1444 break; 1445 1446 case IW_DAC_LVL: 1447 if (cp->type == AUDIO_MIXER_VALUE) { 1448 cp->un.value.num_channels = 2; 1449 cp->un.value.level[0] = sc->sc_dac.voll; 1450 cp->un.value.level[1] = sc->sc_dac.volr; 1451 error = 0; 1452 } 1453 break; 1454 1455 case IW_LOOPBACK_LVL: 1456 if (cp->type == AUDIO_MIXER_VALUE) { 1457 cp->un.value.num_channels = 1; 1458 cp->un.value.level[0] = sc->sc_loopback.voll; 1459 error = 0; 1460 } 1461 break; 1462 1463 case IW_MONO_IN_LVL: 1464 if (cp->type == AUDIO_MIXER_VALUE) { 1465 cp->un.value.num_channels = 1; 1466 cp->un.value.level[0] = sc->sc_monoin.voll; 1467 error = 0; 1468 } 1469 break; 1470 case IW_RECORD_SOURCE: 1471 cp->un.ord = sc->sc_recsrcbits >> 6; 1472 error = 0; 1473 break; 1474 } 1475 1476 return error; 1477 } 1478 1479 1480 1481 int 1482 iw_query_devinfo(addr, dip) 1483 void *addr; 1484 mixer_devinfo_t *dip; 1485 { 1486 1487 switch (dip->index) { 1488 case IW_MIC_IN_LVL: /* Microphone */ 1489 dip->type = AUDIO_MIXER_VALUE; 1490 dip->mixer_class = IW_INPUT_CLASS; 1491 dip->prev = AUDIO_MIXER_LAST; 1492 dip->next = AUDIO_MIXER_LAST; 1493 strcpy(dip->label.name, AudioNmicrophone); 1494 dip->un.v.num_channels = 2; 1495 strcpy(dip->un.v.units.name, AudioNvolume); 1496 break; 1497 case IW_AUX1_LVL: 1498 dip->type = AUDIO_MIXER_VALUE; 1499 dip->mixer_class = IW_INPUT_CLASS; 1500 dip->prev = AUDIO_MIXER_LAST; 1501 dip->next = AUDIO_MIXER_LAST; 1502 strcpy(dip->label.name, AudioNline); 1503 dip->un.v.num_channels = 2; 1504 strcpy(dip->un.v.units.name, AudioNvolume); 1505 break; 1506 case IW_AUX2_LVL: 1507 dip->type = AUDIO_MIXER_VALUE; 1508 dip->mixer_class = IW_INPUT_CLASS; 1509 dip->prev = AUDIO_MIXER_LAST; 1510 dip->next = AUDIO_MIXER_LAST; 1511 strcpy(dip->label.name, AudioNcd); 1512 dip->un.v.num_channels = 2; 1513 strcpy(dip->un.v.units.name, AudioNvolume); 1514 break; 1515 case IW_LINE_OUT_LVL: 1516 dip->type = AUDIO_MIXER_VALUE; 1517 dip->mixer_class = IW_OUTPUT_CLASS; 1518 dip->prev = AUDIO_MIXER_LAST; 1519 dip->next = AUDIO_MIXER_LAST; 1520 strcpy(dip->label.name, AudioNline); 1521 dip->un.v.num_channels = 2; 1522 strcpy(dip->un.v.units.name, AudioNvolume); 1523 break; 1524 case IW_DAC_LVL: 1525 dip->type = AUDIO_MIXER_VALUE; 1526 dip->mixer_class = IW_OUTPUT_CLASS; 1527 dip->prev = AUDIO_MIXER_LAST; 1528 dip->next = AUDIO_MIXER_LAST; 1529 strcpy(dip->label.name, AudioNdac); 1530 dip->un.v.num_channels = 2; 1531 strcpy(dip->un.v.units.name, AudioNvolume); 1532 break; 1533 case IW_LINE_IN_LVL: 1534 dip->type = AUDIO_MIXER_VALUE; 1535 dip->mixer_class = IW_INPUT_CLASS; 1536 dip->prev = AUDIO_MIXER_LAST; 1537 dip->next = AUDIO_MIXER_LAST; 1538 strcpy(dip->label.name, AudioNinput); 1539 dip->un.v.num_channels = 2; 1540 strcpy(dip->un.v.units.name, AudioNvolume); 1541 break; 1542 case IW_MONO_IN_LVL: 1543 dip->type = AUDIO_MIXER_VALUE; 1544 dip->mixer_class = IW_INPUT_CLASS; 1545 dip->prev = AUDIO_MIXER_LAST; 1546 dip->next = AUDIO_MIXER_LAST; 1547 strcpy(dip->label.name, AudioNmono); 1548 dip->un.v.num_channels = 1; 1549 strcpy(dip->un.v.units.name, AudioNvolume); 1550 break; 1551 1552 case IW_REC_LVL: /* record level */ 1553 dip->type = AUDIO_MIXER_VALUE; 1554 dip->mixer_class = IW_RECORD_CLASS; 1555 dip->prev = AUDIO_MIXER_LAST; 1556 dip->next = AUDIO_MIXER_LAST; 1557 strcpy(dip->label.name, AudioNrecord); 1558 dip->un.v.num_channels = 2; 1559 strcpy(dip->un.v.units.name, AudioNvolume); 1560 break; 1561 1562 case IW_LOOPBACK_LVL: 1563 dip->type = AUDIO_MIXER_VALUE; 1564 dip->mixer_class = IW_RECORD_CLASS; 1565 dip->prev = AUDIO_MIXER_LAST; 1566 dip->next = AUDIO_MIXER_LAST; 1567 strcpy(dip->label.name, "filter"); 1568 dip->un.v.num_channels = 1; 1569 strcpy(dip->un.v.units.name, AudioNvolume); 1570 break; 1571 1572 case IW_RECORD_SOURCE: 1573 dip->mixer_class = IW_RECORD_CLASS; 1574 dip->type = AUDIO_MIXER_ENUM; 1575 dip->prev = AUDIO_MIXER_LAST; 1576 dip->next = AUDIO_MIXER_LAST; 1577 strcpy(dip->label.name, AudioNsource); 1578 dip->un.e.num_mem = 4; 1579 strcpy(dip->un.e.member[0].label.name, AudioNline); 1580 dip->un.e.member[0].ord = IW_LINE_IN_SRC; 1581 strcpy(dip->un.e.member[1].label.name, "aux1"); 1582 dip->un.e.member[1].ord = IW_AUX1_SRC; 1583 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone); 1584 dip->un.e.member[2].ord = IW_MIC_IN_SRC; 1585 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1586 dip->un.e.member[3].ord = IW_MIX_OUT_SRC; 1587 break; 1588 case IW_INPUT_CLASS: 1589 dip->type = AUDIO_MIXER_CLASS; 1590 dip->mixer_class = IW_INPUT_CLASS; 1591 dip->next = dip->prev = AUDIO_MIXER_LAST; 1592 strcpy(dip->label.name, AudioCinputs); 1593 break; 1594 case IW_OUTPUT_CLASS: 1595 dip->type = AUDIO_MIXER_CLASS; 1596 dip->mixer_class = IW_OUTPUT_CLASS; 1597 dip->next = dip->prev = AUDIO_MIXER_LAST; 1598 strcpy(dip->label.name, AudioCoutputs); 1599 break; 1600 case IW_RECORD_CLASS: /* record source class */ 1601 dip->type = AUDIO_MIXER_CLASS; 1602 dip->mixer_class = IW_RECORD_CLASS; 1603 dip->next = dip->prev = AUDIO_MIXER_LAST; 1604 strcpy(dip->label.name, AudioCrecord); 1605 return 0; 1606 default: 1607 return ENXIO; 1608 } 1609 return 0; 1610 } 1611 1612 1613 void * 1614 iw_malloc(addr, size, pool, flags) 1615 void *addr; 1616 u_long size; 1617 int pool; 1618 int flags; 1619 { 1620 struct iw_softc *sc = addr; 1621 1622 return isa_malloc(sc->sc_isa, 4, size, pool, flags); 1623 } 1624 1625 void 1626 iw_free(addr, ptr, pool) 1627 void *addr; 1628 void *ptr; 1629 int pool; 1630 { 1631 isa_free(ptr, pool); 1632 } 1633 1634 u_long 1635 iw_round(addr, size) 1636 void *addr; 1637 u_long size; 1638 { 1639 if (size > MAX_ISADMA) 1640 size = MAX_ISADMA; 1641 return size; 1642 } 1643 1644 int 1645 iw_mappage(addr, mem, off, prot) 1646 void *addr; 1647 void *mem; 1648 int off; 1649 int prot; 1650 { 1651 return isa_mappage(mem, off, prot); 1652 } 1653 1654 int 1655 iw_get_props(addr) 1656 void *addr; 1657 { 1658 struct iw_softc *sc = addr; 1659 return AUDIO_PROP_MMAP | 1660 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1661 } 1662