1 /* $NetBSD: interwave.c,v 1.1 1997/10/06 16:03:34 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 REGENTS OR CONTRIBUTORS BE 29 * 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, AudioElinear_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, AudioElinear_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_set_out_port(addr, port) 945 void *addr; 946 int port; 947 { 948 struct iw_softc *sc = addr; 949 950 if (port != IW_OUTPORT) 951 return EINVAL; 952 953 sc->out_port = port; 954 return 0; /* gotta check if this is correct */ 955 } 956 957 958 int 959 iw_get_out_port(addr) 960 void *addr; 961 { 962 struct iw_softc *sc = addr; 963 964 return sc->out_port; 965 } 966 967 968 int 969 iw_set_in_port(addr, port) 970 void *addr; 971 int port; 972 { 973 struct iw_softc *sc = addr; 974 975 if (port != IW_MIX_OUT_SRC || port != IW_MIC_IN_SRC || 976 port != IW_AUX1_SRC || port != IW_LINE_IN_SRC) 977 return EINVAL; 978 979 sc->sc_recsrcbits = (u_char) port << 6; 980 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr); 981 982 return 0; 983 } 984 985 986 int 987 iw_get_in_port(addr) 988 void *addr; 989 { 990 struct iw_softc *sc = addr; 991 992 return sc->in_port; 993 } 994 995 996 int 997 iw_commit_settings(addr) 998 void *addr; 999 { 1000 return 0; 1001 } 1002 1003 1004 void 1005 iw_trigger_dma(sc, io) 1006 struct iw_softc *sc; 1007 u_char io; 1008 { 1009 u_char reg; 1010 int s; 1011 1012 s = splaudio(); 1013 1014 IW_READ_CODEC_1(CSR3I, reg); 1015 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20)); 1016 1017 IW_READ_CODEC_1(CFIG1I, reg); 1018 1019 IW_WRITE_CODEC_1(CFIG1I, reg | io); 1020 1021 /* let the counter run */ 1022 IW_READ_CODEC_1(CFIG2I, reg); 1023 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4)); 1024 1025 splx(s); 1026 } 1027 1028 void 1029 iw_stop_dma(sc, io, hard) 1030 struct iw_softc *sc; 1031 u_char io, hard; 1032 { 1033 u_char reg; 1034 1035 /* just stop the counter, no need to flush the fifo */ 1036 IW_READ_CODEC_1(CFIG2I, reg); 1037 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4))); 1038 1039 if (hard) { 1040 /* unless we're closing the device */ 1041 IW_READ_CODEC_1(CFIG1I, reg); 1042 IW_WRITE_CODEC_1(CFIG1I, reg & ~io); 1043 } 1044 } 1045 1046 void 1047 iw_dma_count(sc, count, io) 1048 struct iw_softc *sc; 1049 u_short count; 1050 int io; 1051 { 1052 if (io == IW_DMA_PLAYBACK) { 1053 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff)); 1054 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff)); 1055 } else { 1056 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff)); 1057 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff)); 1058 } 1059 } 1060 1061 int 1062 iw_init_output(addr, buf, cc) 1063 void *addr; 1064 void *buf; 1065 int cc; 1066 { 1067 struct iw_softc *sc = (struct iw_softc *) addr; 1068 1069 DPRINTF(("iw_init_output\n")); 1070 1071 isa_dmastart(sc->sc_isa, sc->sc_playdrq, buf, 1072 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1073 return 0; 1074 } 1075 1076 int 1077 iw_init_input(addr, buf, cc) 1078 void *addr; 1079 void *buf; 1080 int cc; 1081 { 1082 struct iw_softc *sc = (struct iw_softc *) addr; 1083 1084 DPRINTF(("iw_init_input\n")); 1085 1086 isa_dmastart(sc->sc_isa, sc->sc_playdrq, buf, 1087 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1088 return 0; 1089 } 1090 1091 1092 int 1093 iw_start_output(addr, p, cc, intr, arg) 1094 void *addr; 1095 void *p; 1096 int cc; 1097 void (*intr)__P((void *)); 1098 void *arg; 1099 { 1100 struct iw_softc *sc = addr; 1101 int counter; 1102 1103 #ifdef AUDIO_DEBUG 1104 if (sc->sc_playlocked) { 1105 DPRINTF(("iw_start_output: playback dma already going on\n")); 1106 /* return 0; */ 1107 } 1108 #endif 1109 1110 sc->sc_playlocked = 1; 1111 #ifdef DIAGNOSTIC 1112 if (!intr) { 1113 printf("iw_start_output: no callback!\n"); 1114 return 1; 1115 } 1116 #endif 1117 1118 sc->sc_playintr = intr; 1119 sc->sc_playarg = arg; 1120 sc->sc_dma_flags |= DMAMODE_WRITE; 1121 sc->sc_playdma_bp = p; 1122 1123 counter = 0; 1124 1125 isa_dmastart(sc->sc_isa, sc->sc_playdrq, sc->sc_playdma_bp, 1126 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 1127 1128 1129 if (sc->play_encoding == AUDIO_ENCODING_ADPCM) 1130 cc >>= 2; 1131 if (sc->play_precision == 16) 1132 cc >>= 1; 1133 1134 1135 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 1136 cc >>= 1; 1137 1138 cc -= iw_cc; 1139 1140 1141 /* iw_dma_access(sc,1); */ 1142 if (cc != sc->sc_playdma_cnt) { 1143 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 1144 sc->sc_playdma_cnt = cc; 1145 1146 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1147 } 1148 1149 #ifdef DIAGNOSTIC 1150 if (outputs != iw_ints) 1151 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 1152 outputs++; 1153 #endif 1154 return 0; 1155 } 1156 1157 1158 int 1159 iw_start_input(addr, p, cc, intr, arg) 1160 void *addr; 1161 void *p; 1162 int cc; 1163 void (*intr)__P((void *)); 1164 void *arg; 1165 { 1166 struct iw_softc *sc = addr; 1167 int counter; 1168 1169 #if AUDIO_DEBUG 1170 if (sc->sc_reclocked) { 1171 DPRINTF(("iw_start_input: record dma already going on\n")); 1172 /* return 0; */ 1173 } 1174 #endif 1175 1176 sc->sc_reclocked = 1; 1177 #ifdef DIAGNOSTIC 1178 if (!intr) { 1179 printf("iw_start_input: no callback!\n"); 1180 return 1; 1181 } 1182 #endif 1183 1184 1185 sc->sc_recintr = intr; 1186 sc->sc_recarg = arg; 1187 sc->sc_dma_flags |= DMAMODE_READ; 1188 sc->sc_recdma_bp = p; 1189 1190 counter = 0; 1191 1192 isa_dmastart(sc->sc_isa, sc->sc_recdrq, sc->sc_recdma_bp, 1193 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1194 1195 1196 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) { 1197 cc >>= 2; 1198 } 1199 if (sc->rec_precision == 16) 1200 cc >>= 1; 1201 1202 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM) 1203 cc >>= 1; 1204 1205 cc -= iw_cc; 1206 1207 /* iw_dma_access(sc,0); */ 1208 if (sc->sc_recdma_cnt != cc) { 1209 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD); 1210 sc->sc_recdma_cnt = cc; 1211 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */ 1212 iw_trigger_dma(sc, IW_DMA_RECORD); 1213 } 1214 1215 #ifdef DIAGNOSTIC 1216 if ((inputs != iw_inints)) 1217 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints); 1218 inputs++; 1219 #endif 1220 1221 return 0; 1222 } 1223 1224 1225 int 1226 iw_halt_output(addr) 1227 void *addr; 1228 { 1229 struct iw_softc *sc = addr; 1230 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0); 1231 /* sc->sc_playlocked = 0; */ 1232 return 0; 1233 } 1234 1235 1236 int 1237 iw_halt_input(addr) 1238 void *addr; 1239 { 1240 struct iw_softc *sc = addr; 1241 iw_stop_dma(sc, IW_DMA_RECORD, 0); 1242 /* sc->sc_reclocked = 0; */ 1243 return 0; 1244 } 1245 1246 1247 int 1248 iw_cont_output(addr) 1249 void *addr; 1250 { 1251 struct iw_softc *sc = addr; 1252 #if IW_PIO 1253 iw_enable_path(sc, IW_DMA_PLAYBACK); 1254 #else 1255 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1256 #endif 1257 sc->sc_playlocked = 1; 1258 return 0; 1259 } 1260 1261 1262 int 1263 iw_cont_input(addr) 1264 void *addr; 1265 { 1266 struct iw_softc *sc = addr; 1267 1268 #if IW_PIO 1269 iw_enable_path(sc, IW_DMA_RECORD); 1270 #else 1271 iw_trigger_dma(sc, IW_DMA_RECORD); 1272 #endif 1273 sc->sc_reclocked = 1; 1274 return 0; 1275 } 1276 1277 1278 int 1279 iw_speaker_ctl(addr, newstate) 1280 void *addr; 1281 int newstate; 1282 { 1283 struct iw_softc *sc = addr; 1284 u_char reg; 1285 if (newstate == SPKR_ON) { 1286 sc->sc_dac.off = 0; 1287 IW_READ_CODEC_1(CLDACI, reg); 1288 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f); 1289 IW_READ_CODEC_1(CRDACI, reg); 1290 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f); 1291 } else { 1292 /* SPKR_OFF */ 1293 sc->sc_dac.off = 1; 1294 IW_READ_CODEC_1(CLDACI, reg); 1295 IW_WRITE_CODEC_1(CLDACI, reg | 0x80); 1296 IW_READ_CODEC_1(CRDACI, reg); 1297 IW_WRITE_CODEC_1(CRDACI, reg | 0x80); 1298 } 1299 return 0; 1300 } 1301 1302 1303 int 1304 iw_getdev(addr, retp) 1305 void *addr; 1306 struct audio_device *retp; 1307 { 1308 *retp = iw_device; 1309 return 0; 1310 } 1311 1312 1313 int 1314 iw_setfd(addr, flag) 1315 void *addr; 1316 int flag; 1317 { 1318 return 0; 1319 } 1320 1321 1322 /* Mixer (in/out ports) */ 1323 int 1324 iw_set_port(addr, cp) 1325 void *addr; 1326 mixer_ctrl_t *cp; 1327 { 1328 struct iw_softc *sc = addr; 1329 u_char vall = 0, valr = 0; 1330 int error = EINVAL; 1331 1332 switch (cp->dev) { 1333 case IW_MIC_IN_LVL: 1334 if (cp->type == AUDIO_MIXER_VALUE) { 1335 error = 0; 1336 if (cp->un.value.num_channels == 1) { 1337 vall = valr = cp->un.value.level[0]; 1338 } else { 1339 vall = cp->un.value.level[0]; 1340 valr = cp->un.value.level[1]; 1341 } 1342 sc->sc_mic.voll = vall; 1343 sc->sc_mic.volr = valr; 1344 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr); 1345 } 1346 break; 1347 case IW_AUX1_LVL: 1348 if (cp->type == AUDIO_MIXER_VALUE) { 1349 error = 0; 1350 if (cp->un.value.num_channels == 1) { 1351 vall = valr = cp->un.value.level[0]; 1352 } else { 1353 vall = cp->un.value.level[0]; 1354 valr = cp->un.value.level[1]; 1355 } 1356 sc->sc_aux1.voll = vall; 1357 sc->sc_aux1.volr = valr; 1358 iw_mixer_line_level(sc, IW_AUX1, vall, valr); 1359 } 1360 break; 1361 case IW_AUX2_LVL: 1362 if (cp->type == AUDIO_MIXER_VALUE) { 1363 error = 0; 1364 if (cp->un.value.num_channels == 1) { 1365 vall = valr = cp->un.value.level[0]; 1366 } else { 1367 vall = cp->un.value.level[0]; 1368 valr = cp->un.value.level[1]; 1369 } 1370 sc->sc_aux2.voll = vall; 1371 sc->sc_aux2.volr = valr; 1372 iw_mixer_line_level(sc, IW_AUX2, vall, valr); 1373 } 1374 break; 1375 case IW_LINE_IN_LVL: 1376 if (cp->type == AUDIO_MIXER_VALUE) { 1377 error = 0; 1378 if (cp->un.value.num_channels == 1) { 1379 vall = valr = cp->un.value.level[0]; 1380 } else { 1381 vall = cp->un.value.level[0]; 1382 valr = cp->un.value.level[1]; 1383 } 1384 sc->sc_linein.voll = vall; 1385 sc->sc_linein.volr = valr; 1386 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr); 1387 } 1388 break; 1389 case IW_LINE_OUT_LVL: 1390 if (cp->type == AUDIO_MIXER_VALUE) { 1391 error = 0; 1392 if (cp->un.value.num_channels == 1) { 1393 vall = valr = cp->un.value.level[0]; 1394 } else { 1395 vall = cp->un.value.level[0]; 1396 valr = cp->un.value.level[1]; 1397 } 1398 sc->sc_lineout.voll = vall; 1399 sc->sc_lineout.volr = valr; 1400 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr); 1401 } 1402 break; 1403 case IW_REC_LVL: 1404 if (cp->type == AUDIO_MIXER_VALUE) { 1405 error = 0; 1406 if (cp->un.value.num_channels == 1) { 1407 vall = valr = cp->un.value.level[0]; 1408 } else { 1409 vall = cp->un.value.level[0]; 1410 valr = cp->un.value.level[1]; 1411 } 1412 sc->sc_rec.voll = vall; 1413 sc->sc_rec.volr = valr; 1414 iw_mixer_line_level(sc, IW_REC, vall, valr); 1415 } 1416 break; 1417 1418 case IW_DAC_LVL: 1419 if (cp->type == AUDIO_MIXER_VALUE) { 1420 error = 0; 1421 if (cp->un.value.num_channels == 1) { 1422 vall = valr = cp->un.value.level[0]; 1423 } else { 1424 vall = cp->un.value.level[0]; 1425 valr = cp->un.value.level[1]; 1426 } 1427 sc->sc_dac.voll = vall; 1428 sc->sc_dac.volr = valr; 1429 iw_mixer_line_level(sc, IW_DAC, vall, valr); 1430 } 1431 break; 1432 1433 case IW_LOOPBACK_LVL: 1434 if (cp->type == AUDIO_MIXER_VALUE) { 1435 error = 0; 1436 if (cp->un.value.num_channels != 1) { 1437 return EINVAL; 1438 } else { 1439 valr = vall = cp->un.value.level[0]; 1440 } 1441 sc->sc_loopback.voll = vall; 1442 sc->sc_loopback.volr = valr; 1443 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr); 1444 } 1445 break; 1446 1447 case IW_MONO_IN_LVL: 1448 if (cp->type == AUDIO_MIXER_VALUE) { 1449 error = 0; 1450 if (cp->un.value.num_channels != 1) { 1451 return EINVAL; 1452 } else { 1453 valr = vall = cp->un.value.level[0]; 1454 } 1455 sc->sc_monoin.voll = vall; 1456 sc->sc_monoin.volr = valr; 1457 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr); 1458 } 1459 break; 1460 case IW_RECORD_SOURCE: 1461 error = 0; 1462 sc->sc_recsrcbits = cp->un.ord << 6; 1463 DPRINTF(("record source %d bits %x\n", cp->un.ord, sc->sc_recsrcbits)); 1464 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr); 1465 break; 1466 } 1467 1468 return error; 1469 } 1470 1471 1472 int 1473 iw_get_port(addr, cp) 1474 void *addr; 1475 mixer_ctrl_t *cp; 1476 { 1477 struct iw_softc *sc = addr; 1478 1479 int error = EINVAL; 1480 1481 switch (cp->dev) { 1482 case IW_MIC_IN_LVL: 1483 if (cp->type == AUDIO_MIXER_VALUE) { 1484 cp->un.value.num_channels = 2; 1485 cp->un.value.level[0] = sc->sc_mic.voll; 1486 cp->un.value.level[1] = sc->sc_mic.volr; 1487 error = 0; 1488 } 1489 break; 1490 case IW_AUX1_LVL: 1491 if (cp->type == AUDIO_MIXER_VALUE) { 1492 cp->un.value.num_channels = 2; 1493 cp->un.value.level[0] = sc->sc_aux1.voll; 1494 cp->un.value.level[1] = sc->sc_aux1.volr; 1495 error = 0; 1496 } 1497 break; 1498 case IW_AUX2_LVL: 1499 if (cp->type == AUDIO_MIXER_VALUE) { 1500 cp->un.value.num_channels = 2; 1501 cp->un.value.level[0] = sc->sc_aux2.voll; 1502 cp->un.value.level[1] = sc->sc_aux2.volr; 1503 error = 0; 1504 } 1505 break; 1506 case IW_LINE_OUT_LVL: 1507 if (cp->type == AUDIO_MIXER_VALUE) { 1508 cp->un.value.num_channels = 2; 1509 cp->un.value.level[0] = sc->sc_lineout.voll; 1510 cp->un.value.level[1] = sc->sc_lineout.volr; 1511 error = 0; 1512 } 1513 break; 1514 case IW_LINE_IN_LVL: 1515 if (cp->type == AUDIO_MIXER_VALUE) { 1516 cp->un.value.num_channels = 2; 1517 cp->un.value.level[0] = sc->sc_linein.voll; 1518 cp->un.value.level[1] = sc->sc_linein.volr; 1519 error = 0; 1520 } 1521 case IW_REC_LVL: 1522 if (cp->type == AUDIO_MIXER_VALUE) { 1523 cp->un.value.num_channels = 2; 1524 cp->un.value.level[0] = sc->sc_rec.voll; 1525 cp->un.value.level[1] = sc->sc_rec.volr; 1526 error = 0; 1527 } 1528 break; 1529 1530 case IW_DAC_LVL: 1531 if (cp->type == AUDIO_MIXER_VALUE) { 1532 cp->un.value.num_channels = 2; 1533 cp->un.value.level[0] = sc->sc_dac.voll; 1534 cp->un.value.level[1] = sc->sc_dac.volr; 1535 error = 0; 1536 } 1537 break; 1538 1539 case IW_LOOPBACK_LVL: 1540 if (cp->type == AUDIO_MIXER_VALUE) { 1541 cp->un.value.num_channels = 1; 1542 cp->un.value.level[0] = sc->sc_loopback.voll; 1543 error = 0; 1544 } 1545 break; 1546 1547 case IW_MONO_IN_LVL: 1548 if (cp->type == AUDIO_MIXER_VALUE) { 1549 cp->un.value.num_channels = 1; 1550 cp->un.value.level[0] = sc->sc_monoin.voll; 1551 error = 0; 1552 } 1553 break; 1554 case IW_RECORD_SOURCE: 1555 cp->un.ord = sc->sc_recsrcbits >> 6; 1556 error = 0; 1557 break; 1558 } 1559 1560 return error; 1561 } 1562 1563 1564 1565 int 1566 iw_query_devinfo(addr, dip) 1567 void *addr; 1568 mixer_devinfo_t *dip; 1569 { 1570 1571 switch (dip->index) { 1572 case IW_MIC_IN_LVL: /* Microphone */ 1573 dip->type = AUDIO_MIXER_VALUE; 1574 dip->mixer_class = IW_INPUT_CLASS; 1575 dip->prev = AUDIO_MIXER_LAST; 1576 dip->next = AUDIO_MIXER_LAST; 1577 strcpy(dip->label.name, AudioNmicrophone); 1578 dip->un.v.num_channels = 2; 1579 strcpy(dip->un.v.units.name, AudioNvolume); 1580 break; 1581 case IW_AUX1_LVL: 1582 dip->type = AUDIO_MIXER_VALUE; 1583 dip->mixer_class = IW_INPUT_CLASS; 1584 dip->prev = AUDIO_MIXER_LAST; 1585 dip->next = AUDIO_MIXER_LAST; 1586 strcpy(dip->label.name, AudioNline); 1587 dip->un.v.num_channels = 2; 1588 strcpy(dip->un.v.units.name, AudioNvolume); 1589 break; 1590 case IW_AUX2_LVL: 1591 dip->type = AUDIO_MIXER_VALUE; 1592 dip->mixer_class = IW_INPUT_CLASS; 1593 dip->prev = AUDIO_MIXER_LAST; 1594 dip->next = AUDIO_MIXER_LAST; 1595 strcpy(dip->label.name, AudioNcd); 1596 dip->un.v.num_channels = 2; 1597 strcpy(dip->un.v.units.name, AudioNvolume); 1598 break; 1599 case IW_LINE_OUT_LVL: 1600 dip->type = AUDIO_MIXER_VALUE; 1601 dip->mixer_class = IW_OUTPUT_CLASS; 1602 dip->prev = AUDIO_MIXER_LAST; 1603 dip->next = AUDIO_MIXER_LAST; 1604 strcpy(dip->label.name, AudioNline); 1605 dip->un.v.num_channels = 2; 1606 strcpy(dip->un.v.units.name, AudioNvolume); 1607 break; 1608 case IW_DAC_LVL: 1609 dip->type = AUDIO_MIXER_VALUE; 1610 dip->mixer_class = IW_OUTPUT_CLASS; 1611 dip->prev = AUDIO_MIXER_LAST; 1612 dip->next = AUDIO_MIXER_LAST; 1613 strcpy(dip->label.name, AudioNdac); 1614 dip->un.v.num_channels = 2; 1615 strcpy(dip->un.v.units.name, AudioNvolume); 1616 break; 1617 case IW_LINE_IN_LVL: 1618 dip->type = AUDIO_MIXER_VALUE; 1619 dip->mixer_class = IW_INPUT_CLASS; 1620 dip->prev = AUDIO_MIXER_LAST; 1621 dip->next = AUDIO_MIXER_LAST; 1622 strcpy(dip->label.name, AudioNinput); 1623 dip->un.v.num_channels = 2; 1624 strcpy(dip->un.v.units.name, AudioNvolume); 1625 break; 1626 case IW_MONO_IN_LVL: 1627 dip->type = AUDIO_MIXER_VALUE; 1628 dip->mixer_class = IW_INPUT_CLASS; 1629 dip->prev = AUDIO_MIXER_LAST; 1630 dip->next = AUDIO_MIXER_LAST; 1631 strcpy(dip->label.name, AudioNmono); 1632 dip->un.v.num_channels = 1; 1633 strcpy(dip->un.v.units.name, AudioNvolume); 1634 break; 1635 1636 case IW_REC_LVL: /* record level */ 1637 dip->type = AUDIO_MIXER_VALUE; 1638 dip->mixer_class = IW_RECORD_CLASS; 1639 dip->prev = AUDIO_MIXER_LAST; 1640 dip->next = AUDIO_MIXER_LAST; 1641 strcpy(dip->label.name, AudioNrecord); 1642 dip->un.v.num_channels = 2; 1643 strcpy(dip->un.v.units.name, AudioNvolume); 1644 break; 1645 1646 case IW_LOOPBACK_LVL: 1647 dip->type = AUDIO_MIXER_VALUE; 1648 dip->mixer_class = IW_RECORD_CLASS; 1649 dip->prev = AUDIO_MIXER_LAST; 1650 dip->next = AUDIO_MIXER_LAST; 1651 strcpy(dip->label.name, "filter"); 1652 dip->un.v.num_channels = 1; 1653 strcpy(dip->un.v.units.name, AudioNvolume); 1654 break; 1655 1656 case IW_RECORD_SOURCE: 1657 dip->mixer_class = IW_RECORD_CLASS; 1658 dip->type = AUDIO_MIXER_ENUM; 1659 dip->prev = AUDIO_MIXER_LAST; 1660 dip->next = AUDIO_MIXER_LAST; 1661 strcpy(dip->label.name, AudioNsource); 1662 dip->un.e.num_mem = 4; 1663 strcpy(dip->un.e.member[0].label.name, AudioNline); 1664 dip->un.e.member[0].ord = IW_LINE_IN_SRC; 1665 strcpy(dip->un.e.member[1].label.name, "aux1"); 1666 dip->un.e.member[1].ord = IW_AUX1_SRC; 1667 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone); 1668 dip->un.e.member[2].ord = IW_MIC_IN_SRC; 1669 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1670 dip->un.e.member[3].ord = IW_MIX_OUT_SRC; 1671 break; 1672 case IW_INPUT_CLASS: 1673 dip->type = AUDIO_MIXER_CLASS; 1674 dip->mixer_class = IW_INPUT_CLASS; 1675 dip->next = dip->prev = AUDIO_MIXER_LAST; 1676 strcpy(dip->label.name, AudioCInputs); 1677 break; 1678 case IW_OUTPUT_CLASS: 1679 dip->type = AUDIO_MIXER_CLASS; 1680 dip->mixer_class = IW_OUTPUT_CLASS; 1681 dip->next = dip->prev = AUDIO_MIXER_LAST; 1682 strcpy(dip->label.name, AudioCOutputs); 1683 break; 1684 case IW_RECORD_CLASS: /* record source class */ 1685 dip->type = AUDIO_MIXER_CLASS; 1686 dip->mixer_class = IW_RECORD_CLASS; 1687 dip->next = dip->prev = AUDIO_MIXER_LAST; 1688 strcpy(dip->label.name, AudioCRecord); 1689 return 0; 1690 default: 1691 return ENXIO; 1692 } 1693 return 0; 1694 } 1695 1696 1697 void * 1698 iw_malloc(addr, size, pool, flags) 1699 void *addr; 1700 u_long size; 1701 int pool; 1702 int flags; 1703 { 1704 struct iw_softc *sc = addr; 1705 1706 return isa_malloc(sc->sc_isa, 4, size, pool, flags); 1707 } 1708 1709 void 1710 iw_free(addr, ptr, pool) 1711 void *addr; 1712 void *ptr; 1713 int pool; 1714 { 1715 isa_free(ptr, pool); 1716 } 1717 1718 u_long 1719 iw_round(addr, size) 1720 void *addr; 1721 u_long size; 1722 { 1723 if (size > MAX_ISADMA) 1724 size = MAX_ISADMA; 1725 return size; 1726 } 1727 1728 int 1729 iw_mappage(addr, mem, off, prot) 1730 void *addr; 1731 void *mem; 1732 int off; 1733 int prot; 1734 { 1735 return isa_mappage(mem, off, prot); 1736 } 1737 1738 int 1739 iw_get_props(addr) 1740 void *addr; 1741 { 1742 struct iw_softc *sc = addr; 1743 return AUDIO_PROP_MMAP | 1744 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1745 } 1746