1 /* $NetBSD: interwave.c,v 1.15 2002/02/06 14:50:42 pooka 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 1.15 2002/02/06 14:50:42 pooka 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 <machine/cpu.h> 54 #include <machine/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 __P((struct iw_softc *, int)); 68 69 static int iw_set_speed __P((struct iw_softc *, u_long, char)); 70 static u_long iw_set_format __P((struct iw_softc *, u_long, int)); 71 static void iw_mixer_line_level __P((struct iw_softc *, int, int, int)); 72 static void iw_trigger_dma __P((struct iw_softc *, u_char)); 73 static void iw_stop_dma __P((struct iw_softc *, u_char, u_char)); 74 static void iw_dma_count __P((struct iw_softc *, u_short, int)); 75 static int iwintr __P((void *)); 76 static void iw_meminit __P((struct iw_softc *)); 77 static void iw_mempoke __P((struct iw_softc *, u_long, u_char)); 78 static u_char iw_mempeek __P((struct iw_softc *, u_long)); 79 80 #ifdef USE_WAVETABLE 81 static void iw_set_voice_place __P((struct iw_softc *, u_char, u_long)); 82 static void iw_voice_pan __P((struct iw_softc *, u_char, u_short, u_short)); 83 static void iw_voice_freq __P((struct iw_softc *, u_char, u_long)); 84 static void iw_set_loopmode __P((struct iw_softc *, u_char, u_char, u_char)); 85 static void iw_set_voice_pos __P((struct iw_softc *, u_short, u_long, u_long)); 86 static void iw_start_voice __P((struct iw_softc *, u_char)); 87 static void iw_play_voice __P((struct iw_softc *, u_long, u_long, u_short)); 88 static void iw_stop_voice __P((struct iw_softc *, u_char)); 89 static void iw_move_voice_end __P((struct iw_softc *, u_short, u_long)); 90 static void iw_initvoices __P((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(arg) 116 void *arg; 117 { 118 struct iw_softc *sc = arg; 119 int val = 0; 120 u_char intrs = 0; 121 122 IW_READ_DIRECT_1(6, sc->p2xr_h, intrs); /* UISR */ 123 124 /* codec ints */ 125 126 /* 127 * The proper order to do this seems to be to read CSR3 to get the 128 * int cause and fifo over underrrun status, then deal with the ints 129 * (new dma set up), and to clear ints by writing the respective bit 130 * to 0. 131 */ 132 133 /* read what ints happened */ 134 135 IW_READ_CODEC_1(CSR3I, intrs); 136 137 /* clear them */ 138 139 IW_WRITE_DIRECT_1(2, sc->codec_index_h, 0x00); 140 141 /* and process them */ 142 143 if (intrs & 0x20) { 144 #ifdef DIAGNOSTIC 145 iw_inints++; 146 #endif 147 sc->sc_reclocked = 0; 148 if (sc->sc_recintr != 0) 149 sc->sc_recintr(sc->sc_recarg); 150 val = 1; 151 } 152 if (intrs & 0x10) { 153 #ifdef DIAGNOSTIC 154 iw_ints++; 155 #endif 156 sc->sc_playlocked = 0; 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(sc) 167 struct iw_softc *sc; 168 { 169 int got_irq = 0; 170 171 DPRINTF(("iwattach sc %p\n", sc)); 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_reclocked = 0; 194 sc->sc_playlocked = 0; 195 196 sc->sc_dma_flags = 0; 197 198 /* 199 * We can only use a few selected irqs, see if we got one from pnp 200 * code that suits us. 201 */ 202 203 if (sc->sc_irq > 0) { 204 sc->sc_ih = isa_intr_establish(sc->sc_p2xr_ic, 205 sc->sc_irq, 206 IST_EDGE, IPL_AUDIO, iwintr, sc); 207 got_irq = 1; 208 } 209 if (!got_irq) { 210 printf("\niwattach: couldn't get a suitable irq\n"); 211 return; 212 } 213 printf("\n"); 214 iwreset(sc, 0); 215 iw_set_format(sc, AUDIO_ENCODING_ULAW, 0); 216 iw_set_format(sc, AUDIO_ENCODING_ULAW, 1); 217 printf("%s: interwave version %s\n", 218 sc->sc_dev.dv_xname, iw_device.version); 219 audio_attach_mi(sc->iw_hw_if, 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 printf("%s:", sc->sc_dev.dv_xname); 359 360 for (i = 0; i < 4; i++) { 361 iw_mempoke(sc, base, 0xAA); /* mark start of bank */ 362 iw_mempoke(sc, base + 1L, 0x55); 363 if (iw_mempeek(sc, base) == 0xAA && 364 iw_mempeek(sc, base + 1L) == 0x55) 365 ram = 1; 366 if (ram) { 367 while (cnt < (4 * 1024 * 1024)) { 368 bank[i] += RAM_STEP; 369 cnt += RAM_STEP; 370 addr = base + cnt; 371 if (iw_mempeek(sc, addr) == 0xAA) 372 break; 373 } 374 } 375 if (lpbanks != NULL) { 376 *lpbanks = bank[i]; 377 lpbanks++; 378 } 379 bank[i] = bank[i] >> 10; 380 printf("%s bank[%d]: %ldK", i ? "," : "", i, bank[i]); 381 base += 4 * 1024 * 1024; 382 cnt = 0L; 383 ram = 0; 384 } 385 386 printf("\n"); 387 388 /* 389 * this is not really useful since GUS PnP supports memory 390 * configurations that aren't really supported by Interwave...beware 391 * of holes! Also, we don't use the memory for anything in this 392 * version of the driver. 393 * 394 * we've configured for 4M-4M-4M-4M 395 */ 396 } 397 398 399 static 400 void 401 iwreset(sc, warm) 402 struct iw_softc *sc; 403 int warm; 404 { 405 u_char reg, cmode, val = 0, mixer_image = 0; 406 407 reg = 0; /* XXX gcc -Wall */ 408 409 cmode = 0x6c; /* enhanced codec mode (full duplex) */ 410 411 /* reset */ 412 413 IW_WRITE_GENERAL_1(URSTI, 0x00); 414 delay(10); 415 IW_WRITE_GENERAL_1(URSTI, 0x07); 416 IW_WRITE_GENERAL_1(ICMPTI, 0x1f); /* disable DSP and uici and 417 * udci writes */ 418 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* enable ints to ISA and 419 * codec access */ 420 IW_READ_GENERAL_1(IVERI, reg); 421 IW_WRITE_GENERAL_1(IVERI, reg | 0x01); /* hidden reg lock disable */ 422 IW_WRITE_GENERAL_1(UASBCI, 0x00); 423 424 /* synth enhanced mode (default), 0 active voices, disable ints */ 425 426 IW_WRITE_GENERAL_1(SGMI_WR, 0x01); /* enhanced mode, LFOs 427 * disabled */ 428 for (val = 0; val < 32; val++) { 429 /* set each synth sound volume to 0 */ 430 IW_WRITE_DIRECT_1(sc->p3xr + 2, sc->p3xr_h, val); 431 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 432 IW_WRITE_GENERAL_2(SASLI_WR, 0x0000); 433 IW_WRITE_GENERAL_2(SASHI_WR, 0x0000); 434 IW_WRITE_GENERAL_2(SAELI_WR, 0x0000); 435 IW_WRITE_GENERAL_2(SAEHI_WR, 0x0000); 436 IW_WRITE_GENERAL_2(SFCI_WR, 0x0000); 437 IW_WRITE_GENERAL_1(SACI_WR, 0x02); 438 IW_WRITE_GENERAL_1(SVSI_WR, 0x00); 439 IW_WRITE_GENERAL_1(SVEI_WR, 0x00); 440 IW_WRITE_GENERAL_2(SVLI_WR, 0x0000); 441 IW_WRITE_GENERAL_1(SVCI_WR, 0x02); 442 IW_WRITE_GENERAL_1(SMSI_WR, 0x02); 443 } 444 445 IW_WRITE_GENERAL_1(SAVI_WR, 0x00); 446 447 /* codec mode/init */ 448 449 /* first change mode to 1 */ 450 451 IW_WRITE_CODEC_1(CMODEI, 0x00); 452 453 /* and mode 3 */ 454 455 IW_WRITE_CODEC_1(CMODEI, cmode); 456 457 IW_READ_CODEC_1(CMODEI, reg); 458 459 DPRINTF(("cmode %x\n", reg)); 460 461 sc->revision = ((reg & 0x80) >> 3) | (reg & 0x0f); 462 463 IW_WRITE_DIRECT_1(sc->codec_index + 2, sc->p2xr_h, 0x00); 464 465 IW_WRITE_CODEC_1(CFIG1I | IW_MCE, 0x00); /* dma 2 chan access */ 466 IW_WRITE_CODEC_1(CEXTI, 0x00); /* disable ints for now */ 467 468 469 IW_WRITE_CODEC_1(CLPCTI, 0x00); /* reset playback sample counters */ 470 IW_WRITE_CODEC_1(CUPCTI, 0x00); /* always upper byte last */ 471 IW_WRITE_CODEC_1(CFIG2I, 0x80); /* full voltage range, enable record 472 * and playback sample counters, and 473 * don't center output in case or 474 * FIFO underrun */ 475 IW_WRITE_CODEC_1(CFIG3I, 0xc0); /* enable record/playback irq (still 476 * turned off from CEXTI), max dma 477 * rate */ 478 IW_WRITE_CODEC_1(CSR3I, 0x00); /* clear status 3 reg */ 479 480 481 IW_WRITE_CODEC_1(CLRCTI, 0x00); /* reset record sample counters */ 482 IW_WRITE_CODEC_1(CURCTI, 0x00); /* always upper byte last */ 483 484 485 IW_READ_GENERAL_1(IVERI, reg); 486 487 sc->vers = reg >> 4; 488 if (!warm) 489 sprintf(iw_device.version, "%d.%d", sc->vers, sc->revision); 490 491 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* irqs and codec decode 492 * enable */ 493 494 495 /* ports */ 496 497 if (!warm) { 498 iw_mixer_line_level(sc, IW_LINE_OUT, 255, 255); 499 iw_mixer_line_level(sc, IW_LINE_IN, 0, 0); 500 iw_mixer_line_level(sc, IW_AUX1, 0, 0); 501 iw_mixer_line_level(sc, IW_AUX2, 200, 200); /* CD */ 502 sc->sc_dac.off = 0; 503 iw_mixer_line_level(sc, IW_DAC, 200, 200); 504 505 iw_mixer_line_level(sc, IW_MIC_IN, 0, 0); 506 iw_mixer_line_level(sc, IW_REC, 0, 0); 507 iw_mixer_line_level(sc, IW_LOOPBACK, 0, 0); 508 iw_mixer_line_level(sc, IW_MONO_IN, 0, 0); 509 510 /* mem stuff */ 511 iw_meminit(sc); 512 513 } 514 IW_WRITE_CODEC_1(CEXTI, 0x02); /* codec int enable */ 515 516 /* clear _LDMACI */ 517 518 IW_WRITE_GENERAL_1(LDMACI, 0x00); 519 520 /* enable mixer paths */ 521 mixer_image = 0x0c; 522 IW_WRITE_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 523 /* 524 * enable output, line in. disable mic in bit 0 = 0 -> line in on 525 * (from codec?) bit 1 = 0 -> output on bit 2 = 1 -> mic in on bit 3 526 * = 1 -> irq&drq pin enable bit 4 = 1 -> channel interrupts to chan 527 * 1 bit 5 = 1 -> enable midi loop back bit 6 = 0 -> irq latches 528 * URCR[2:0] bit 6 = 1 -> dma latches URCR[2:0] 529 */ 530 531 532 IW_READ_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 533 #ifdef AUDIO_DEBUG 534 if (!warm) 535 DPRINTF(("mix image %x \n", mixer_image)); 536 #endif 537 } 538 539 struct iw_codec_freq { 540 u_long freq; 541 u_char bits; 542 }; 543 544 int 545 iw_set_speed(sc, freq, in) 546 struct iw_softc *sc; 547 u_long freq; 548 char in; 549 { 550 u_char var, cfig3, reg; 551 552 static struct iw_codec_freq iw_cf[17] = { 553 #define FREQ_1 24576000 554 #define FREQ_2 16934400 555 #define XTAL1 0 556 #define XTAL2 1 557 {5510, 0x00 | XTAL2}, {6620, 0x0E | XTAL2}, 558 {8000, 0x00 | XTAL1}, {9600, 0x0E | XTAL1}, 559 {11025, 0x02 | XTAL2}, {16000, 0x02 | XTAL1}, 560 {18900, 0x04 | XTAL2}, {22050, 0x06 | XTAL2}, 561 {27420, 0x04 | XTAL1}, {32000, 0x06 | XTAL1}, 562 {33075, 0x0C | XTAL2}, {37800, 0x08 | XTAL2}, 563 {38400, 0x0A | XTAL1}, {44100, 0x0A | XTAL2}, 564 {44800, 0x08 | XTAL1}, {48000, 0x0C | XTAL1}, 565 {48000, 0x0C | XTAL1} /* really a dummy for indexing later */ 566 #undef XTAL1 567 #undef XTAL2 568 }; 569 570 cfig3 = 0; /* XXX gcc -Wall */ 571 572 /* 573 * if the frequency is between 3493Hz and 32KHz we can use a more 574 * accurate frequency than the ones listed above base on the formula 575 * FREQ/((16*(48+x))) where FREQ is either FREQ_1 (24576000Hz) or 576 * FREQ_2 (16934400Hz) and x is the value to be written to either 577 * CPVFI or CRVFI. To enable this option, bit 2 in CFIG3 needs to be 578 * set high 579 * 580 * NOT IMPLEMENTED! 581 * 582 * Note that if you have a 'bad' XTAL_1 (higher than 18.5 MHz), 44.8KHz 583 * and 38.4KHz modes will provide wrong frequencies to output. 584 */ 585 586 587 if (freq > 48000) 588 freq = 48000; 589 if (freq < 5510) 590 freq = 5510; 591 592 /* reset CFIG3[2] */ 593 594 IW_READ_CODEC_1(CFIG3I, cfig3); 595 596 cfig3 |= 0xc0; /* not full fifo treshhold */ 597 598 DPRINTF(("cfig3i = %x -> ", cfig3)); 599 600 cfig3 &= ~0x04; 601 IW_WRITE_CODEC_1(CFIG3I, cfig3); 602 IW_READ_CODEC_1(CFIG3I, cfig3); 603 604 DPRINTF(("%x\n", cfig3)); 605 606 for (var = 0; var < 16; var++) /* select closest frequency */ 607 if (freq <= iw_cf[var].freq) 608 break; 609 if (var != 16) 610 if (abs(freq - iw_cf[var].freq) > abs(iw_cf[var + 1].freq - freq)) 611 var++; 612 613 if (in) 614 IW_WRITE_CODEC_1(CRDFI | IW_MCE, sc->recfmtbits | iw_cf[var].bits); 615 else 616 IW_WRITE_CODEC_1(CPDFI | IW_MCE, sc->playfmtbits | iw_cf[var].bits); 617 freq = iw_cf[var].freq; 618 DPRINTF(("setting %s frequency to %d bits %x \n", 619 in ? "in" : "out", (int) freq, iw_cf[var].bits)); 620 621 IW_READ_CODEC_1(CPDFI, reg); 622 623 DPRINTF((" CPDFI %x ", reg)); 624 625 IW_READ_CODEC_1(CRDFI, reg); 626 627 DPRINTF((" CRDFI %x ", reg)); 628 629 return freq; 630 } 631 632 /* Encoding. */ 633 int 634 iw_query_encoding(addr, fp) 635 void *addr; 636 struct audio_encoding *fp; 637 { 638 /* 639 * LINEAR, ALAW, ULAW, ADPCM in HW, we'll use linear unsigned 640 * hardware mode for all 8-bit modes due to buggy (?) codec. 641 */ 642 643 /* 644 * except in wavetable synth. there we have only ulaw and 8 and 16 645 * bit linear data 646 */ 647 648 switch (fp->index) { 649 case 0: 650 strcpy(fp->name, AudioEulinear); 651 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 652 fp->precision = 8; 653 fp->flags = 0; 654 break; 655 case 1: 656 strcpy(fp->name, AudioEmulaw); 657 fp->encoding = AUDIO_ENCODING_ULAW; 658 fp->precision = 8; 659 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 660 break; 661 case 2: 662 strcpy(fp->name, AudioEalaw); 663 fp->encoding = AUDIO_ENCODING_ALAW; 664 fp->precision = 8; 665 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 666 break; 667 case 3: 668 strcpy(fp->name, AudioEadpcm); 669 fp->encoding = AUDIO_ENCODING_ADPCM; 670 fp->precision = 8; /* really 4 bit */ 671 fp->flags = 0; 672 break; 673 case 4: 674 strcpy(fp->name, AudioEslinear_le); 675 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 676 fp->precision = 16; 677 fp->flags = 0; 678 break; 679 case 5: 680 strcpy(fp->name, AudioEslinear_be); 681 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 682 fp->precision = 16; 683 fp->flags = 0; 684 break; 685 default: 686 return (EINVAL); 687 /* NOTREACHED */ 688 } 689 return (0); 690 } 691 692 693 694 u_long 695 iw_set_format(sc, precision, in) 696 struct iw_softc *sc; 697 u_long precision; 698 int in; 699 { 700 u_char data; 701 int encoding, channels; 702 703 encoding = in ? sc->rec_encoding : sc->play_encoding; 704 channels = in ? sc->rec_channels : sc->play_channels; 705 706 DPRINTF(("iw_set_format\n")); 707 708 switch (encoding) { 709 case AUDIO_ENCODING_ULAW: 710 data = 0x00; 711 break; 712 713 case AUDIO_ENCODING_ALAW: 714 data = 0x00; 715 break; 716 717 case AUDIO_ENCODING_SLINEAR_LE: 718 if (precision == 16) 719 data = 0x40; /* little endian. 0xc0 is big endian */ 720 else 721 data = 0x00; 722 break; 723 724 case AUDIO_ENCODING_SLINEAR_BE: 725 if (precision == 16) 726 data = 0xc0; 727 else 728 data = 0x00; 729 break; 730 731 case AUDIO_ENCODING_ADPCM: 732 data = 0xa0; 733 break; 734 735 default: 736 return -1; 737 } 738 739 if (channels == 2) 740 data |= 0x10; /* stereo */ 741 742 if (in) { 743 /* in */ 744 sc->recfmtbits = data; 745 /* This will zero the normal codec frequency, 746 * iw_set_speed should always be called afterwards. 747 */ 748 IW_WRITE_CODEC_1(CRDFI | IW_MCE, data); 749 } else { 750 /* out */ 751 sc->playfmtbits = data; 752 IW_WRITE_CODEC_1(CPDFI | IW_MCE, data); 753 } 754 755 DPRINTF(("formatbits %s %x", in ? "in" : "out", data)); 756 757 return encoding; 758 } 759 760 761 762 int 763 iw_set_params(addr, setmode, usemode, p, q) 764 void *addr; 765 int setmode; 766 int usemode; 767 struct audio_params *p; 768 struct audio_params *q; 769 { 770 struct iw_softc *sc = addr; 771 void (*swcode)__P((void *, u_char * buf, int cnt)) = NULL; 772 int factor = 1; 773 DPRINTF(("iw_setparams: code %d, prec %d, rate %d, chan %d\n", 774 (int) p->encoding, (int) p->precision, (int) p->sample_rate, 775 (int) p->channels)); 776 777 778 switch (p->encoding) { 779 case AUDIO_ENCODING_ULAW: 780 if (p->precision != 8) 781 return EINVAL; 782 swcode = setmode & AUMODE_PLAY ? mulaw_to_ulinear8 : ulinear8_to_mulaw; 783 factor = 1; 784 break; 785 case AUDIO_ENCODING_ALAW: 786 if (p->precision != 8) 787 return EINVAL; 788 swcode = setmode & AUMODE_PLAY ? alaw_to_ulinear8 : ulinear8_to_alaw; 789 factor = 1; 790 break; 791 case AUDIO_ENCODING_ADPCM: 792 if (p->precision != 8) 793 return EINVAL; 794 else 795 break; 796 797 case AUDIO_ENCODING_SLINEAR_LE: 798 case AUDIO_ENCODING_SLINEAR_BE: 799 if (p->precision != 8 && p->precision != 16) 800 return EINVAL; 801 else 802 break; 803 804 default: 805 return EINVAL; 806 807 } 808 809 if (setmode & AUMODE_PLAY) { 810 sc->play_channels = p->channels; 811 sc->play_encoding = p->encoding; 812 sc->play_precision = p->precision; 813 p->factor = factor; 814 p->sw_code = swcode; 815 iw_set_format(sc, p->precision, 0); 816 q->sample_rate = p->sample_rate = sc->sc_orate = 817 iw_set_speed(sc, p->sample_rate, 0); 818 } else { 819 #if 0 820 q->channels = sc->rec_channels = p->channels; 821 q->encoding = sc->rec_encoding = p->encoding; 822 q->precision = sc->rec_precision = p->precision; 823 #endif 824 sc->rec_channels = q->channels; 825 sc->rec_encoding = q->encoding; 826 sc->rec_precision = q->precision; 827 q->factor = factor; 828 q->sw_code = swcode; 829 830 iw_set_format(sc, p->precision, 1); 831 q->sample_rate = sc->sc_irate = 832 iw_set_speed(sc, q->sample_rate, 1); 833 } 834 return 0; 835 } 836 837 838 int 839 iw_round_blocksize(addr, blk) 840 void *addr; 841 int blk; 842 { 843 /* Round to a multiple of the biggest sample size. */ 844 return blk &= -4; 845 } 846 847 void 848 iw_mixer_line_level(sc, line, levl, levr) 849 struct iw_softc *sc; 850 int line; 851 int levl, levr; 852 { 853 u_char gainl, gainr, attenl, attenr; 854 855 switch (line) { 856 case IW_REC: 857 gainl = sc->sc_recsrcbits | (levl >> 4); 858 gainr = sc->sc_recsrcbits | (levr >> 4); 859 DPRINTF(("recording with %x", gainl)); 860 IW_WRITE_CODEC_1(CLICI, gainl); 861 IW_WRITE_CODEC_1(CRICI, gainr); 862 sc->sc_rec.voll = levl & 0xf0; 863 sc->sc_rec.volr = levr & 0xf0; 864 break; 865 866 case IW_AUX1: 867 868 gainl = (255 - levl) >> 3; 869 gainr = (255 - levr) >> 3; 870 871 /* mute if 0 level */ 872 if (levl == 0) 873 gainl |= 0x80; 874 if (levr == 0) 875 gainr |= 0x80; 876 877 IW_WRITE_CODEC_1(IW_LEFT_AUX1_PORT, gainl); 878 IW_WRITE_CODEC_1(IW_RIGHT_AUX1_PORT, gainr); 879 sc->sc_aux1.voll = levl & 0xf8; 880 sc->sc_aux1.volr = levr & 0xf8; 881 882 break; 883 884 case IW_AUX2: 885 886 gainl = (255 - levl) >> 3; 887 gainr = (255 - levr) >> 3; 888 889 /* mute if 0 level */ 890 if (levl == 0) 891 gainl |= 0x80; 892 if (levr == 0) 893 gainr |= 0x80; 894 895 IW_WRITE_CODEC_1(IW_LEFT_AUX2_PORT, gainl); 896 IW_WRITE_CODEC_1(IW_RIGHT_AUX2_PORT, gainr); 897 sc->sc_aux2.voll = levl & 0xf8; 898 sc->sc_aux2.volr = levr & 0xf8; 899 break; 900 case IW_DAC: 901 attenl = ((255 - levl) >> 2) | ((levl && !sc->sc_dac.off) ? 0 : 0x80); 902 attenr = ((255 - levr) >> 2) | ((levr && !sc->sc_dac.off) ? 0 : 0x80); 903 IW_WRITE_CODEC_1(CLDACI, attenl); 904 IW_WRITE_CODEC_1(CRDACI, attenr); 905 sc->sc_dac.voll = levl & 0xfc; 906 sc->sc_dac.volr = levr & 0xfc; 907 break; 908 case IW_LOOPBACK: 909 attenl = ((255 - levl) & 0xfc) | (levl ? 0x01 : 0); 910 IW_WRITE_CODEC_1(CLCI, attenl); 911 sc->sc_loopback.voll = levl & 0xfc; 912 break; 913 case IW_LINE_IN: 914 gainl = (levl >> 3) | (levl ? 0 : 0x80); 915 gainr = (levr >> 3) | (levr ? 0 : 0x80); 916 IW_WRITE_CODEC_1(CLLICI, gainl); 917 IW_WRITE_CODEC_1(CRLICI, gainr); 918 sc->sc_linein.voll = levl & 0xf8; 919 sc->sc_linein.volr = levr & 0xf8; 920 break; 921 case IW_MIC_IN: 922 gainl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 923 gainr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 924 IW_WRITE_CODEC_1(CLMICI, gainl); 925 IW_WRITE_CODEC_1(CRMICI, gainr); 926 sc->sc_mic.voll = levl & 0xf8; 927 sc->sc_mic.volr = levr & 0xf8; 928 break; 929 case IW_LINE_OUT: 930 attenl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 931 attenr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 932 IW_WRITE_CODEC_1(CLOAI, attenl); 933 IW_WRITE_CODEC_1(CROAI, attenr); 934 sc->sc_lineout.voll = levl & 0xf8; 935 sc->sc_lineout.volr = levr & 0xf8; 936 break; 937 case IW_MONO_IN: 938 attenl = ((255 - levl) >> 4) | (levl ? 0 : 0xc0); /* in/out mute */ 939 IW_WRITE_CODEC_1(CMONOI, attenl); 940 sc->sc_monoin.voll = levl & 0xf0; 941 break; 942 } 943 } 944 945 int 946 iw_commit_settings(addr) 947 void *addr; 948 { 949 return 0; 950 } 951 952 953 void 954 iw_trigger_dma(sc, io) 955 struct iw_softc *sc; 956 u_char io; 957 { 958 u_char reg; 959 int s; 960 961 s = splaudio(); 962 963 IW_READ_CODEC_1(CSR3I, reg); 964 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20)); 965 966 IW_READ_CODEC_1(CFIG1I, reg); 967 968 IW_WRITE_CODEC_1(CFIG1I, reg | io); 969 970 /* let the counter run */ 971 IW_READ_CODEC_1(CFIG2I, reg); 972 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4)); 973 974 splx(s); 975 } 976 977 void 978 iw_stop_dma(sc, io, hard) 979 struct iw_softc *sc; 980 u_char io, hard; 981 { 982 u_char reg; 983 984 /* just stop the counter, no need to flush the fifo */ 985 IW_READ_CODEC_1(CFIG2I, reg); 986 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4))); 987 988 if (hard) { 989 /* unless we're closing the device */ 990 IW_READ_CODEC_1(CFIG1I, reg); 991 IW_WRITE_CODEC_1(CFIG1I, reg & ~io); 992 } 993 } 994 995 void 996 iw_dma_count(sc, count, io) 997 struct iw_softc *sc; 998 u_short count; 999 int io; 1000 { 1001 if (io == IW_DMA_PLAYBACK) { 1002 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff)); 1003 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff)); 1004 } else { 1005 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff)); 1006 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff)); 1007 } 1008 } 1009 1010 int 1011 iw_init_output(addr, buf, cc) 1012 void *addr; 1013 void *buf; 1014 int cc; 1015 { 1016 struct iw_softc *sc = (struct iw_softc *) addr; 1017 1018 DPRINTF(("iw_init_output\n")); 1019 1020 isa_dmastart(sc->sc_ic, sc->sc_playdrq, buf, 1021 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1022 return 0; 1023 } 1024 1025 int 1026 iw_init_input(addr, buf, cc) 1027 void *addr; 1028 void *buf; 1029 int cc; 1030 { 1031 struct iw_softc *sc = (struct iw_softc *) addr; 1032 1033 DPRINTF(("iw_init_input\n")); 1034 1035 isa_dmastart(sc->sc_ic, sc->sc_recdrq, buf, 1036 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1037 return 0; 1038 } 1039 1040 1041 int 1042 iw_start_output(addr, p, cc, intr, arg) 1043 void *addr; 1044 void *p; 1045 int cc; 1046 void (*intr)__P((void *)); 1047 void *arg; 1048 { 1049 struct iw_softc *sc = addr; 1050 int counter; 1051 1052 #ifdef AUDIO_DEBUG 1053 if (sc->sc_playlocked) { 1054 DPRINTF(("iw_start_output: playback dma already going on\n")); 1055 /* return 0; */ 1056 } 1057 #endif 1058 1059 sc->sc_playlocked = 1; 1060 #ifdef DIAGNOSTIC 1061 if (!intr) { 1062 printf("iw_start_output: no callback!\n"); 1063 return 1; 1064 } 1065 #endif 1066 1067 sc->sc_playintr = intr; 1068 sc->sc_playarg = arg; 1069 sc->sc_dma_flags |= DMAMODE_WRITE; 1070 sc->sc_playdma_bp = p; 1071 1072 counter = 0; 1073 1074 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sc->sc_playdma_bp, 1075 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 1076 1077 1078 if (sc->play_encoding == AUDIO_ENCODING_ADPCM) 1079 cc >>= 2; 1080 if (sc->play_precision == 16) 1081 cc >>= 1; 1082 1083 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 1084 cc >>= 1; 1085 1086 cc -= iw_cc; 1087 1088 1089 /* iw_dma_access(sc,1); */ 1090 if (cc != sc->sc_playdma_cnt) { 1091 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 1092 sc->sc_playdma_cnt = cc; 1093 1094 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1095 } 1096 1097 #ifdef DIAGNOSTIC 1098 if (outputs != iw_ints) 1099 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 1100 outputs++; 1101 #endif 1102 return 0; 1103 } 1104 1105 1106 int 1107 iw_start_input(addr, p, cc, intr, arg) 1108 void *addr; 1109 void *p; 1110 int cc; 1111 void (*intr)__P((void *)); 1112 void *arg; 1113 { 1114 struct iw_softc *sc = addr; 1115 int counter; 1116 1117 #if AUDIO_DEBUG 1118 if (sc->sc_reclocked) { 1119 DPRINTF(("iw_start_input: record dma already going on\n")); 1120 /* return 0; */ 1121 } 1122 #endif 1123 1124 sc->sc_reclocked = 1; 1125 #ifdef DIAGNOSTIC 1126 if (!intr) { 1127 printf("iw_start_input: no callback!\n"); 1128 return 1; 1129 } 1130 #endif 1131 1132 1133 sc->sc_recintr = intr; 1134 sc->sc_recarg = arg; 1135 sc->sc_dma_flags |= DMAMODE_READ; 1136 sc->sc_recdma_bp = p; 1137 1138 counter = 0; 1139 1140 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sc->sc_recdma_bp, 1141 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1142 1143 1144 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) 1145 cc >>= 2; 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, direction, size, pool, flags) 1615 void *addr; 1616 int direction; 1617 size_t size; 1618 int pool, flags; 1619 { 1620 struct iw_softc *sc = addr; 1621 int drq; 1622 1623 if (direction == AUMODE_PLAY) 1624 drq = sc->sc_playdrq; 1625 else 1626 drq = sc->sc_recdrq; 1627 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 1628 } 1629 1630 void 1631 iw_free(addr, ptr, pool) 1632 void *addr; 1633 void *ptr; 1634 int pool; 1635 { 1636 isa_free(ptr, pool); 1637 } 1638 1639 size_t 1640 iw_round_buffersize(addr, direction, size) 1641 void *addr; 1642 int direction; 1643 size_t size; 1644 { 1645 struct iw_softc *sc = addr; 1646 bus_size_t maxsize; 1647 1648 if (direction == AUMODE_PLAY) 1649 maxsize = sc->sc_play_maxsize; 1650 else 1651 maxsize = sc->sc_rec_maxsize; 1652 1653 if (size > maxsize) 1654 size = maxsize; 1655 return (size); 1656 } 1657 1658 paddr_t 1659 iw_mappage(addr, mem, off, prot) 1660 void *addr; 1661 void *mem; 1662 off_t off; 1663 int prot; 1664 { 1665 return isa_mappage(mem, off, prot); 1666 } 1667 1668 int 1669 iw_get_props(addr) 1670 void *addr; 1671 { 1672 struct iw_softc *sc = addr; 1673 return AUDIO_PROP_MMAP | 1674 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1675 } 1676