1 /* $NetBSD: interwave.c,v 1.20 2004/04/22 00:17:11 itojun 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 1.20 2004/04/22 00:17:11 itojun 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 snprintf(iw_device.version, sizeof(iw_device.version), "%d.%d", 490 sc->vers, sc->revision); 491 492 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* irqs and codec decode 493 * enable */ 494 495 496 /* ports */ 497 498 if (!warm) { 499 iw_mixer_line_level(sc, IW_LINE_OUT, 255, 255); 500 iw_mixer_line_level(sc, IW_LINE_IN, 0, 0); 501 iw_mixer_line_level(sc, IW_AUX1, 0, 0); 502 iw_mixer_line_level(sc, IW_AUX2, 200, 200); /* CD */ 503 sc->sc_dac.off = 0; 504 iw_mixer_line_level(sc, IW_DAC, 200, 200); 505 506 iw_mixer_line_level(sc, IW_MIC_IN, 0, 0); 507 iw_mixer_line_level(sc, IW_REC, 0, 0); 508 iw_mixer_line_level(sc, IW_LOOPBACK, 0, 0); 509 iw_mixer_line_level(sc, IW_MONO_IN, 0, 0); 510 511 /* mem stuff */ 512 iw_meminit(sc); 513 514 } 515 IW_WRITE_CODEC_1(CEXTI, 0x02); /* codec int enable */ 516 517 /* clear _LDMACI */ 518 519 IW_WRITE_GENERAL_1(LDMACI, 0x00); 520 521 /* enable mixer paths */ 522 mixer_image = 0x0c; 523 IW_WRITE_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 524 /* 525 * enable output, line in. disable mic in bit 0 = 0 -> line in on 526 * (from codec?) bit 1 = 0 -> output on bit 2 = 1 -> mic in on bit 3 527 * = 1 -> irq&drq pin enable bit 4 = 1 -> channel interrupts to chan 528 * 1 bit 5 = 1 -> enable midi loop back bit 6 = 0 -> irq latches 529 * URCR[2:0] bit 6 = 1 -> DMA latches URCR[2:0] 530 */ 531 532 533 IW_READ_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image); 534 #ifdef AUDIO_DEBUG 535 if (!warm) 536 DPRINTF(("mix image %x \n", mixer_image)); 537 #endif 538 } 539 540 struct iw_codec_freq { 541 u_long freq; 542 u_char bits; 543 }; 544 545 int 546 iw_set_speed(sc, freq, in) 547 struct iw_softc *sc; 548 u_long freq; 549 char in; 550 { 551 u_char var, cfig3, reg; 552 553 static struct iw_codec_freq iw_cf[17] = { 554 #define FREQ_1 24576000 555 #define FREQ_2 16934400 556 #define XTAL1 0 557 #define XTAL2 1 558 {5510, 0x00 | XTAL2}, {6620, 0x0E | XTAL2}, 559 {8000, 0x00 | XTAL1}, {9600, 0x0E | XTAL1}, 560 {11025, 0x02 | XTAL2}, {16000, 0x02 | XTAL1}, 561 {18900, 0x04 | XTAL2}, {22050, 0x06 | XTAL2}, 562 {27420, 0x04 | XTAL1}, {32000, 0x06 | XTAL1}, 563 {33075, 0x0C | XTAL2}, {37800, 0x08 | XTAL2}, 564 {38400, 0x0A | XTAL1}, {44100, 0x0A | XTAL2}, 565 {44800, 0x08 | XTAL1}, {48000, 0x0C | XTAL1}, 566 {48000, 0x0C | XTAL1} /* really a dummy for indexing later */ 567 #undef XTAL1 568 #undef XTAL2 569 }; 570 571 cfig3 = 0; /* XXX gcc -Wall */ 572 573 /* 574 * if the frequency is between 3493Hz and 32KHz we can use a more 575 * accurate frequency than the ones listed above base on the formula 576 * FREQ/((16*(48+x))) where FREQ is either FREQ_1 (24576000Hz) or 577 * FREQ_2 (16934400Hz) and x is the value to be written to either 578 * CPVFI or CRVFI. To enable this option, bit 2 in CFIG3 needs to be 579 * set high 580 * 581 * NOT IMPLEMENTED! 582 * 583 * Note that if you have a 'bad' XTAL_1 (higher than 18.5 MHz), 44.8KHz 584 * and 38.4KHz modes will provide wrong frequencies to output. 585 */ 586 587 588 if (freq > 48000) 589 freq = 48000; 590 if (freq < 5510) 591 freq = 5510; 592 593 /* reset CFIG3[2] */ 594 595 IW_READ_CODEC_1(CFIG3I, cfig3); 596 597 cfig3 |= 0xc0; /* not full fifo treshhold */ 598 599 DPRINTF(("cfig3i = %x -> ", cfig3)); 600 601 cfig3 &= ~0x04; 602 IW_WRITE_CODEC_1(CFIG3I, cfig3); 603 IW_READ_CODEC_1(CFIG3I, cfig3); 604 605 DPRINTF(("%x\n", cfig3)); 606 607 for (var = 0; var < 16; var++) /* select closest frequency */ 608 if (freq <= iw_cf[var].freq) 609 break; 610 if (var != 16) 611 if (abs(freq - iw_cf[var].freq) > abs(iw_cf[var + 1].freq - freq)) 612 var++; 613 614 if (in) 615 IW_WRITE_CODEC_1(CRDFI | IW_MCE, sc->recfmtbits | iw_cf[var].bits); 616 else 617 IW_WRITE_CODEC_1(CPDFI | IW_MCE, sc->playfmtbits | iw_cf[var].bits); 618 freq = iw_cf[var].freq; 619 DPRINTF(("setting %s frequency to %d bits %x \n", 620 in ? "in" : "out", (int) freq, iw_cf[var].bits)); 621 622 IW_READ_CODEC_1(CPDFI, reg); 623 624 DPRINTF((" CPDFI %x ", reg)); 625 626 IW_READ_CODEC_1(CRDFI, reg); 627 628 DPRINTF((" CRDFI %x ", reg)); 629 630 return freq; 631 } 632 633 /* Encoding. */ 634 int 635 iw_query_encoding(addr, fp) 636 void *addr; 637 struct audio_encoding *fp; 638 { 639 /* 640 * LINEAR, ALAW, ULAW, ADPCM in HW, we'll use linear unsigned 641 * hardware mode for all 8-bit modes due to buggy (?) codec. 642 */ 643 644 /* 645 * except in wavetable synth. there we have only mu-law and 8 and 16 646 * bit linear data 647 */ 648 649 switch (fp->index) { 650 case 0: 651 strcpy(fp->name, AudioEulinear); 652 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 653 fp->precision = 8; 654 fp->flags = 0; 655 break; 656 case 1: 657 strcpy(fp->name, AudioEmulaw); 658 fp->encoding = AUDIO_ENCODING_ULAW; 659 fp->precision = 8; 660 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 661 break; 662 case 2: 663 strcpy(fp->name, AudioEalaw); 664 fp->encoding = AUDIO_ENCODING_ALAW; 665 fp->precision = 8; 666 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 667 break; 668 case 3: 669 strcpy(fp->name, AudioEadpcm); 670 fp->encoding = AUDIO_ENCODING_ADPCM; 671 fp->precision = 8; /* really 4 bit */ 672 fp->flags = 0; 673 break; 674 case 4: 675 strcpy(fp->name, AudioEslinear_le); 676 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 677 fp->precision = 16; 678 fp->flags = 0; 679 break; 680 case 5: 681 strcpy(fp->name, AudioEslinear_be); 682 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 683 fp->precision = 16; 684 fp->flags = 0; 685 break; 686 default: 687 return (EINVAL); 688 /* NOTREACHED */ 689 } 690 return (0); 691 } 692 693 694 695 u_long 696 iw_set_format(sc, precision, in) 697 struct iw_softc *sc; 698 u_long precision; 699 int in; 700 { 701 u_char data; 702 int encoding, channels; 703 704 encoding = in ? sc->rec_encoding : sc->play_encoding; 705 channels = in ? sc->rec_channels : sc->play_channels; 706 707 DPRINTF(("iw_set_format\n")); 708 709 switch (encoding) { 710 case AUDIO_ENCODING_ULAW: 711 data = 0x00; 712 break; 713 714 case AUDIO_ENCODING_ALAW: 715 data = 0x00; 716 break; 717 718 case AUDIO_ENCODING_SLINEAR_LE: 719 if (precision == 16) 720 data = 0x40; /* little endian. 0xc0 is big endian */ 721 else 722 data = 0x00; 723 break; 724 725 case AUDIO_ENCODING_SLINEAR_BE: 726 if (precision == 16) 727 data = 0xc0; 728 else 729 data = 0x00; 730 break; 731 732 case AUDIO_ENCODING_ADPCM: 733 data = 0xa0; 734 break; 735 736 default: 737 return -1; 738 } 739 740 if (channels == 2) 741 data |= 0x10; /* stereo */ 742 743 if (in) { 744 /* in */ 745 sc->recfmtbits = data; 746 /* This will zero the normal codec frequency, 747 * iw_set_speed should always be called afterwards. 748 */ 749 IW_WRITE_CODEC_1(CRDFI | IW_MCE, data); 750 } else { 751 /* out */ 752 sc->playfmtbits = data; 753 IW_WRITE_CODEC_1(CPDFI | IW_MCE, data); 754 } 755 756 DPRINTF(("formatbits %s %x", in ? "in" : "out", data)); 757 758 return encoding; 759 } 760 761 762 763 int 764 iw_set_params(addr, setmode, usemode, p, q) 765 void *addr; 766 int setmode; 767 int usemode; 768 struct audio_params *p; 769 struct audio_params *q; 770 { 771 struct iw_softc *sc = addr; 772 void (*swcode)__P((void *, u_char * buf, int cnt)) = NULL; 773 int factor = 1; 774 DPRINTF(("iw_setparams: code %d, prec %d, rate %d, chan %d\n", 775 (int) p->encoding, (int) p->precision, (int) p->sample_rate, 776 (int) p->channels)); 777 778 779 switch (p->encoding) { 780 case AUDIO_ENCODING_ULAW: 781 if (p->precision != 8) 782 return EINVAL; 783 swcode = setmode & AUMODE_PLAY ? mulaw_to_ulinear8 : ulinear8_to_mulaw; 784 factor = 1; 785 break; 786 case AUDIO_ENCODING_ALAW: 787 if (p->precision != 8) 788 return EINVAL; 789 swcode = setmode & AUMODE_PLAY ? alaw_to_ulinear8 : ulinear8_to_alaw; 790 factor = 1; 791 break; 792 case AUDIO_ENCODING_ADPCM: 793 if (p->precision != 8) 794 return EINVAL; 795 else 796 break; 797 798 case AUDIO_ENCODING_SLINEAR_LE: 799 case AUDIO_ENCODING_SLINEAR_BE: 800 if (p->precision != 8 && p->precision != 16) 801 return EINVAL; 802 else 803 break; 804 805 default: 806 return EINVAL; 807 808 } 809 810 if (setmode & AUMODE_PLAY) { 811 sc->play_channels = p->channels; 812 sc->play_encoding = p->encoding; 813 sc->play_precision = p->precision; 814 p->factor = factor; 815 p->sw_code = swcode; 816 iw_set_format(sc, p->precision, 0); 817 q->sample_rate = p->sample_rate = sc->sc_orate = 818 iw_set_speed(sc, p->sample_rate, 0); 819 } else { 820 #if 0 821 q->channels = sc->rec_channels = p->channels; 822 q->encoding = sc->rec_encoding = p->encoding; 823 q->precision = sc->rec_precision = p->precision; 824 #endif 825 sc->rec_channels = q->channels; 826 sc->rec_encoding = q->encoding; 827 sc->rec_precision = q->precision; 828 q->factor = factor; 829 q->sw_code = swcode; 830 831 iw_set_format(sc, p->precision, 1); 832 q->sample_rate = sc->sc_irate = 833 iw_set_speed(sc, q->sample_rate, 1); 834 } 835 return 0; 836 } 837 838 839 int 840 iw_round_blocksize(addr, blk) 841 void *addr; 842 int blk; 843 { 844 /* Round to a multiple of the biggest sample size. */ 845 return blk &= -4; 846 } 847 848 void 849 iw_mixer_line_level(sc, line, levl, levr) 850 struct iw_softc *sc; 851 int line; 852 int levl, levr; 853 { 854 u_char gainl, gainr, attenl, attenr; 855 856 switch (line) { 857 case IW_REC: 858 gainl = sc->sc_recsrcbits | (levl >> 4); 859 gainr = sc->sc_recsrcbits | (levr >> 4); 860 DPRINTF(("recording with %x", gainl)); 861 IW_WRITE_CODEC_1(CLICI, gainl); 862 IW_WRITE_CODEC_1(CRICI, gainr); 863 sc->sc_rec.voll = levl & 0xf0; 864 sc->sc_rec.volr = levr & 0xf0; 865 break; 866 867 case IW_AUX1: 868 869 gainl = (255 - levl) >> 3; 870 gainr = (255 - levr) >> 3; 871 872 /* mute if 0 level */ 873 if (levl == 0) 874 gainl |= 0x80; 875 if (levr == 0) 876 gainr |= 0x80; 877 878 IW_WRITE_CODEC_1(IW_LEFT_AUX1_PORT, gainl); 879 IW_WRITE_CODEC_1(IW_RIGHT_AUX1_PORT, gainr); 880 sc->sc_aux1.voll = levl & 0xf8; 881 sc->sc_aux1.volr = levr & 0xf8; 882 883 break; 884 885 case IW_AUX2: 886 887 gainl = (255 - levl) >> 3; 888 gainr = (255 - levr) >> 3; 889 890 /* mute if 0 level */ 891 if (levl == 0) 892 gainl |= 0x80; 893 if (levr == 0) 894 gainr |= 0x80; 895 896 IW_WRITE_CODEC_1(IW_LEFT_AUX2_PORT, gainl); 897 IW_WRITE_CODEC_1(IW_RIGHT_AUX2_PORT, gainr); 898 sc->sc_aux2.voll = levl & 0xf8; 899 sc->sc_aux2.volr = levr & 0xf8; 900 break; 901 case IW_DAC: 902 attenl = ((255 - levl) >> 2) | ((levl && !sc->sc_dac.off) ? 0 : 0x80); 903 attenr = ((255 - levr) >> 2) | ((levr && !sc->sc_dac.off) ? 0 : 0x80); 904 IW_WRITE_CODEC_1(CLDACI, attenl); 905 IW_WRITE_CODEC_1(CRDACI, attenr); 906 sc->sc_dac.voll = levl & 0xfc; 907 sc->sc_dac.volr = levr & 0xfc; 908 break; 909 case IW_LOOPBACK: 910 attenl = ((255 - levl) & 0xfc) | (levl ? 0x01 : 0); 911 IW_WRITE_CODEC_1(CLCI, attenl); 912 sc->sc_loopback.voll = levl & 0xfc; 913 break; 914 case IW_LINE_IN: 915 gainl = (levl >> 3) | (levl ? 0 : 0x80); 916 gainr = (levr >> 3) | (levr ? 0 : 0x80); 917 IW_WRITE_CODEC_1(CLLICI, gainl); 918 IW_WRITE_CODEC_1(CRLICI, gainr); 919 sc->sc_linein.voll = levl & 0xf8; 920 sc->sc_linein.volr = levr & 0xf8; 921 break; 922 case IW_MIC_IN: 923 gainl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 924 gainr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 925 IW_WRITE_CODEC_1(CLMICI, gainl); 926 IW_WRITE_CODEC_1(CRMICI, gainr); 927 sc->sc_mic.voll = levl & 0xf8; 928 sc->sc_mic.volr = levr & 0xf8; 929 break; 930 case IW_LINE_OUT: 931 attenl = ((255 - levl) >> 3) | (levl ? 0 : 0x80); 932 attenr = ((255 - levr) >> 3) | (levr ? 0 : 0x80); 933 IW_WRITE_CODEC_1(CLOAI, attenl); 934 IW_WRITE_CODEC_1(CROAI, attenr); 935 sc->sc_lineout.voll = levl & 0xf8; 936 sc->sc_lineout.volr = levr & 0xf8; 937 break; 938 case IW_MONO_IN: 939 attenl = ((255 - levl) >> 4) | (levl ? 0 : 0xc0); /* in/out mute */ 940 IW_WRITE_CODEC_1(CMONOI, attenl); 941 sc->sc_monoin.voll = levl & 0xf0; 942 break; 943 } 944 } 945 946 int 947 iw_commit_settings(addr) 948 void *addr; 949 { 950 return 0; 951 } 952 953 954 void 955 iw_trigger_dma(sc, io) 956 struct iw_softc *sc; 957 u_char io; 958 { 959 u_char reg; 960 int s; 961 962 s = splaudio(); 963 964 IW_READ_CODEC_1(CSR3I, reg); 965 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20)); 966 967 IW_READ_CODEC_1(CFIG1I, reg); 968 969 IW_WRITE_CODEC_1(CFIG1I, reg | io); 970 971 /* let the counter run */ 972 IW_READ_CODEC_1(CFIG2I, reg); 973 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4)); 974 975 splx(s); 976 } 977 978 void 979 iw_stop_dma(sc, io, hard) 980 struct iw_softc *sc; 981 u_char io, hard; 982 { 983 u_char reg; 984 985 /* just stop the counter, no need to flush the fifo */ 986 IW_READ_CODEC_1(CFIG2I, reg); 987 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4))); 988 989 if (hard) { 990 /* unless we're closing the device */ 991 IW_READ_CODEC_1(CFIG1I, reg); 992 IW_WRITE_CODEC_1(CFIG1I, reg & ~io); 993 } 994 } 995 996 void 997 iw_dma_count(sc, count, io) 998 struct iw_softc *sc; 999 u_short count; 1000 int io; 1001 { 1002 if (io == IW_DMA_PLAYBACK) { 1003 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff)); 1004 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff)); 1005 } else { 1006 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff)); 1007 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff)); 1008 } 1009 } 1010 1011 int 1012 iw_init_output(addr, buf, cc) 1013 void *addr; 1014 void *buf; 1015 int cc; 1016 { 1017 struct iw_softc *sc = (struct iw_softc *) addr; 1018 1019 DPRINTF(("iw_init_output\n")); 1020 1021 isa_dmastart(sc->sc_ic, sc->sc_playdrq, buf, 1022 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1023 return 0; 1024 } 1025 1026 int 1027 iw_init_input(addr, buf, cc) 1028 void *addr; 1029 void *buf; 1030 int cc; 1031 { 1032 struct iw_softc *sc = (struct iw_softc *) addr; 1033 1034 DPRINTF(("iw_init_input\n")); 1035 1036 isa_dmastart(sc->sc_ic, sc->sc_recdrq, buf, 1037 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1038 return 0; 1039 } 1040 1041 1042 int 1043 iw_start_output(addr, p, cc, intr, arg) 1044 void *addr; 1045 void *p; 1046 int cc; 1047 void (*intr)__P((void *)); 1048 void *arg; 1049 { 1050 struct iw_softc *sc = addr; 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 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sc->sc_playdma_bp, 1073 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 1074 1075 1076 if (sc->play_encoding == AUDIO_ENCODING_ADPCM) 1077 cc >>= 2; 1078 if (sc->play_precision == 16) 1079 cc >>= 1; 1080 1081 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM) 1082 cc >>= 1; 1083 1084 cc -= iw_cc; 1085 1086 1087 /* iw_dma_access(sc,1); */ 1088 if (cc != sc->sc_playdma_cnt) { 1089 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK); 1090 sc->sc_playdma_cnt = cc; 1091 1092 iw_trigger_dma(sc, IW_DMA_PLAYBACK); 1093 } 1094 1095 #ifdef DIAGNOSTIC 1096 if (outputs != iw_ints) 1097 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints); 1098 outputs++; 1099 #endif 1100 return 0; 1101 } 1102 1103 1104 int 1105 iw_start_input(addr, p, cc, intr, arg) 1106 void *addr; 1107 void *p; 1108 int cc; 1109 void (*intr)__P((void *)); 1110 void *arg; 1111 { 1112 struct iw_softc *sc = addr; 1113 1114 #if AUDIO_DEBUG 1115 if (sc->sc_reclocked) { 1116 DPRINTF(("iw_start_input: record DMA already going on\n")); 1117 /* return 0; */ 1118 } 1119 #endif 1120 1121 sc->sc_reclocked = 1; 1122 #ifdef DIAGNOSTIC 1123 if (!intr) { 1124 printf("iw_start_input: no callback!\n"); 1125 return 1; 1126 } 1127 #endif 1128 1129 1130 sc->sc_recintr = intr; 1131 sc->sc_recarg = arg; 1132 sc->sc_dma_flags |= DMAMODE_READ; 1133 sc->sc_recdma_bp = p; 1134 1135 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sc->sc_recdma_bp, 1136 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1137 1138 1139 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM) 1140 cc >>= 2; 1141 if (sc->rec_precision == 16) 1142 cc >>= 1; 1143 1144 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM) 1145 cc >>= 1; 1146 1147 cc -= iw_cc; 1148 1149 /* iw_dma_access(sc,0); */ 1150 if (sc->sc_recdma_cnt != cc) { 1151 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD); 1152 sc->sc_recdma_cnt = cc; 1153 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */ 1154 iw_trigger_dma(sc, IW_DMA_RECORD); 1155 } 1156 1157 #ifdef DIAGNOSTIC 1158 if ((inputs != iw_inints)) 1159 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints); 1160 inputs++; 1161 #endif 1162 1163 return 0; 1164 } 1165 1166 1167 int 1168 iw_halt_output(addr) 1169 void *addr; 1170 { 1171 struct iw_softc *sc = addr; 1172 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0); 1173 /* sc->sc_playlocked = 0; */ 1174 return 0; 1175 } 1176 1177 1178 int 1179 iw_halt_input(addr) 1180 void *addr; 1181 { 1182 struct iw_softc *sc = addr; 1183 iw_stop_dma(sc, IW_DMA_RECORD, 0); 1184 /* sc->sc_reclocked = 0; */ 1185 return 0; 1186 } 1187 1188 1189 int 1190 iw_speaker_ctl(addr, newstate) 1191 void *addr; 1192 int newstate; 1193 { 1194 struct iw_softc *sc = addr; 1195 u_char reg; 1196 if (newstate == SPKR_ON) { 1197 sc->sc_dac.off = 0; 1198 IW_READ_CODEC_1(CLDACI, reg); 1199 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f); 1200 IW_READ_CODEC_1(CRDACI, reg); 1201 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f); 1202 } else { 1203 /* SPKR_OFF */ 1204 sc->sc_dac.off = 1; 1205 IW_READ_CODEC_1(CLDACI, reg); 1206 IW_WRITE_CODEC_1(CLDACI, reg | 0x80); 1207 IW_READ_CODEC_1(CRDACI, reg); 1208 IW_WRITE_CODEC_1(CRDACI, reg | 0x80); 1209 } 1210 return 0; 1211 } 1212 1213 1214 int 1215 iw_getdev(addr, retp) 1216 void *addr; 1217 struct audio_device *retp; 1218 { 1219 *retp = iw_device; 1220 return 0; 1221 } 1222 1223 1224 int 1225 iw_setfd(addr, flag) 1226 void *addr; 1227 int flag; 1228 { 1229 return 0; 1230 } 1231 1232 1233 /* Mixer (in/out ports) */ 1234 int 1235 iw_set_port(addr, cp) 1236 void *addr; 1237 mixer_ctrl_t *cp; 1238 { 1239 struct iw_softc *sc = addr; 1240 u_char vall = 0, valr = 0; 1241 int error = EINVAL; 1242 1243 switch (cp->dev) { 1244 case IW_MIC_IN_LVL: 1245 if (cp->type == AUDIO_MIXER_VALUE) { 1246 error = 0; 1247 if (cp->un.value.num_channels == 1) { 1248 vall = valr = cp->un.value.level[0]; 1249 } else { 1250 vall = cp->un.value.level[0]; 1251 valr = cp->un.value.level[1]; 1252 } 1253 sc->sc_mic.voll = vall; 1254 sc->sc_mic.volr = valr; 1255 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr); 1256 } 1257 break; 1258 case IW_AUX1_LVL: 1259 if (cp->type == AUDIO_MIXER_VALUE) { 1260 error = 0; 1261 if (cp->un.value.num_channels == 1) { 1262 vall = valr = cp->un.value.level[0]; 1263 } else { 1264 vall = cp->un.value.level[0]; 1265 valr = cp->un.value.level[1]; 1266 } 1267 sc->sc_aux1.voll = vall; 1268 sc->sc_aux1.volr = valr; 1269 iw_mixer_line_level(sc, IW_AUX1, vall, valr); 1270 } 1271 break; 1272 case IW_AUX2_LVL: 1273 if (cp->type == AUDIO_MIXER_VALUE) { 1274 error = 0; 1275 if (cp->un.value.num_channels == 1) { 1276 vall = valr = cp->un.value.level[0]; 1277 } else { 1278 vall = cp->un.value.level[0]; 1279 valr = cp->un.value.level[1]; 1280 } 1281 sc->sc_aux2.voll = vall; 1282 sc->sc_aux2.volr = valr; 1283 iw_mixer_line_level(sc, IW_AUX2, vall, valr); 1284 } 1285 break; 1286 case IW_LINE_IN_LVL: 1287 if (cp->type == AUDIO_MIXER_VALUE) { 1288 error = 0; 1289 if (cp->un.value.num_channels == 1) { 1290 vall = valr = cp->un.value.level[0]; 1291 } else { 1292 vall = cp->un.value.level[0]; 1293 valr = cp->un.value.level[1]; 1294 } 1295 sc->sc_linein.voll = vall; 1296 sc->sc_linein.volr = valr; 1297 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr); 1298 } 1299 break; 1300 case IW_LINE_OUT_LVL: 1301 if (cp->type == AUDIO_MIXER_VALUE) { 1302 error = 0; 1303 if (cp->un.value.num_channels == 1) { 1304 vall = valr = cp->un.value.level[0]; 1305 } else { 1306 vall = cp->un.value.level[0]; 1307 valr = cp->un.value.level[1]; 1308 } 1309 sc->sc_lineout.voll = vall; 1310 sc->sc_lineout.volr = valr; 1311 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr); 1312 } 1313 break; 1314 case IW_REC_LVL: 1315 if (cp->type == AUDIO_MIXER_VALUE) { 1316 error = 0; 1317 if (cp->un.value.num_channels == 1) { 1318 vall = valr = cp->un.value.level[0]; 1319 } else { 1320 vall = cp->un.value.level[0]; 1321 valr = cp->un.value.level[1]; 1322 } 1323 sc->sc_rec.voll = vall; 1324 sc->sc_rec.volr = valr; 1325 iw_mixer_line_level(sc, IW_REC, vall, valr); 1326 } 1327 break; 1328 1329 case IW_DAC_LVL: 1330 if (cp->type == AUDIO_MIXER_VALUE) { 1331 error = 0; 1332 if (cp->un.value.num_channels == 1) { 1333 vall = valr = cp->un.value.level[0]; 1334 } else { 1335 vall = cp->un.value.level[0]; 1336 valr = cp->un.value.level[1]; 1337 } 1338 sc->sc_dac.voll = vall; 1339 sc->sc_dac.volr = valr; 1340 iw_mixer_line_level(sc, IW_DAC, vall, valr); 1341 } 1342 break; 1343 1344 case IW_LOOPBACK_LVL: 1345 if (cp->type == AUDIO_MIXER_VALUE) { 1346 error = 0; 1347 if (cp->un.value.num_channels != 1) { 1348 return EINVAL; 1349 } else { 1350 valr = vall = cp->un.value.level[0]; 1351 } 1352 sc->sc_loopback.voll = vall; 1353 sc->sc_loopback.volr = valr; 1354 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr); 1355 } 1356 break; 1357 1358 case IW_MONO_IN_LVL: 1359 if (cp->type == AUDIO_MIXER_VALUE) { 1360 error = 0; 1361 if (cp->un.value.num_channels != 1) { 1362 return EINVAL; 1363 } else { 1364 valr = vall = cp->un.value.level[0]; 1365 } 1366 sc->sc_monoin.voll = vall; 1367 sc->sc_monoin.volr = valr; 1368 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr); 1369 } 1370 break; 1371 case IW_RECORD_SOURCE: 1372 error = 0; 1373 sc->sc_recsrcbits = cp->un.ord << 6; 1374 DPRINTF(("record source %d bits %x\n", cp->un.ord, sc->sc_recsrcbits)); 1375 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr); 1376 break; 1377 } 1378 1379 return error; 1380 } 1381 1382 1383 int 1384 iw_get_port(addr, cp) 1385 void *addr; 1386 mixer_ctrl_t *cp; 1387 { 1388 struct iw_softc *sc = addr; 1389 1390 int error = EINVAL; 1391 1392 switch (cp->dev) { 1393 case IW_MIC_IN_LVL: 1394 if (cp->type == AUDIO_MIXER_VALUE) { 1395 cp->un.value.num_channels = 2; 1396 cp->un.value.level[0] = sc->sc_mic.voll; 1397 cp->un.value.level[1] = sc->sc_mic.volr; 1398 error = 0; 1399 } 1400 break; 1401 case IW_AUX1_LVL: 1402 if (cp->type == AUDIO_MIXER_VALUE) { 1403 cp->un.value.num_channels = 2; 1404 cp->un.value.level[0] = sc->sc_aux1.voll; 1405 cp->un.value.level[1] = sc->sc_aux1.volr; 1406 error = 0; 1407 } 1408 break; 1409 case IW_AUX2_LVL: 1410 if (cp->type == AUDIO_MIXER_VALUE) { 1411 cp->un.value.num_channels = 2; 1412 cp->un.value.level[0] = sc->sc_aux2.voll; 1413 cp->un.value.level[1] = sc->sc_aux2.volr; 1414 error = 0; 1415 } 1416 break; 1417 case IW_LINE_OUT_LVL: 1418 if (cp->type == AUDIO_MIXER_VALUE) { 1419 cp->un.value.num_channels = 2; 1420 cp->un.value.level[0] = sc->sc_lineout.voll; 1421 cp->un.value.level[1] = sc->sc_lineout.volr; 1422 error = 0; 1423 } 1424 break; 1425 case IW_LINE_IN_LVL: 1426 if (cp->type == AUDIO_MIXER_VALUE) { 1427 cp->un.value.num_channels = 2; 1428 cp->un.value.level[0] = sc->sc_linein.voll; 1429 cp->un.value.level[1] = sc->sc_linein.volr; 1430 error = 0; 1431 } 1432 case IW_REC_LVL: 1433 if (cp->type == AUDIO_MIXER_VALUE) { 1434 cp->un.value.num_channels = 2; 1435 cp->un.value.level[0] = sc->sc_rec.voll; 1436 cp->un.value.level[1] = sc->sc_rec.volr; 1437 error = 0; 1438 } 1439 break; 1440 1441 case IW_DAC_LVL: 1442 if (cp->type == AUDIO_MIXER_VALUE) { 1443 cp->un.value.num_channels = 2; 1444 cp->un.value.level[0] = sc->sc_dac.voll; 1445 cp->un.value.level[1] = sc->sc_dac.volr; 1446 error = 0; 1447 } 1448 break; 1449 1450 case IW_LOOPBACK_LVL: 1451 if (cp->type == AUDIO_MIXER_VALUE) { 1452 cp->un.value.num_channels = 1; 1453 cp->un.value.level[0] = sc->sc_loopback.voll; 1454 error = 0; 1455 } 1456 break; 1457 1458 case IW_MONO_IN_LVL: 1459 if (cp->type == AUDIO_MIXER_VALUE) { 1460 cp->un.value.num_channels = 1; 1461 cp->un.value.level[0] = sc->sc_monoin.voll; 1462 error = 0; 1463 } 1464 break; 1465 case IW_RECORD_SOURCE: 1466 cp->un.ord = sc->sc_recsrcbits >> 6; 1467 error = 0; 1468 break; 1469 } 1470 1471 return error; 1472 } 1473 1474 1475 1476 int 1477 iw_query_devinfo(addr, dip) 1478 void *addr; 1479 mixer_devinfo_t *dip; 1480 { 1481 1482 switch (dip->index) { 1483 case IW_MIC_IN_LVL: /* Microphone */ 1484 dip->type = AUDIO_MIXER_VALUE; 1485 dip->mixer_class = IW_INPUT_CLASS; 1486 dip->prev = AUDIO_MIXER_LAST; 1487 dip->next = AUDIO_MIXER_LAST; 1488 strcpy(dip->label.name, AudioNmicrophone); 1489 dip->un.v.num_channels = 2; 1490 strcpy(dip->un.v.units.name, AudioNvolume); 1491 break; 1492 case IW_AUX1_LVL: 1493 dip->type = AUDIO_MIXER_VALUE; 1494 dip->mixer_class = IW_INPUT_CLASS; 1495 dip->prev = AUDIO_MIXER_LAST; 1496 dip->next = AUDIO_MIXER_LAST; 1497 strcpy(dip->label.name, AudioNline); 1498 dip->un.v.num_channels = 2; 1499 strcpy(dip->un.v.units.name, AudioNvolume); 1500 break; 1501 case IW_AUX2_LVL: 1502 dip->type = AUDIO_MIXER_VALUE; 1503 dip->mixer_class = IW_INPUT_CLASS; 1504 dip->prev = AUDIO_MIXER_LAST; 1505 dip->next = AUDIO_MIXER_LAST; 1506 strcpy(dip->label.name, AudioNcd); 1507 dip->un.v.num_channels = 2; 1508 strcpy(dip->un.v.units.name, AudioNvolume); 1509 break; 1510 case IW_LINE_OUT_LVL: 1511 dip->type = AUDIO_MIXER_VALUE; 1512 dip->mixer_class = IW_OUTPUT_CLASS; 1513 dip->prev = AUDIO_MIXER_LAST; 1514 dip->next = AUDIO_MIXER_LAST; 1515 strcpy(dip->label.name, AudioNline); 1516 dip->un.v.num_channels = 2; 1517 strcpy(dip->un.v.units.name, AudioNvolume); 1518 break; 1519 case IW_DAC_LVL: 1520 dip->type = AUDIO_MIXER_VALUE; 1521 dip->mixer_class = IW_OUTPUT_CLASS; 1522 dip->prev = AUDIO_MIXER_LAST; 1523 dip->next = AUDIO_MIXER_LAST; 1524 strcpy(dip->label.name, AudioNdac); 1525 dip->un.v.num_channels = 2; 1526 strcpy(dip->un.v.units.name, AudioNvolume); 1527 break; 1528 case IW_LINE_IN_LVL: 1529 dip->type = AUDIO_MIXER_VALUE; 1530 dip->mixer_class = IW_INPUT_CLASS; 1531 dip->prev = AUDIO_MIXER_LAST; 1532 dip->next = AUDIO_MIXER_LAST; 1533 strcpy(dip->label.name, AudioNinput); 1534 dip->un.v.num_channels = 2; 1535 strcpy(dip->un.v.units.name, AudioNvolume); 1536 break; 1537 case IW_MONO_IN_LVL: 1538 dip->type = AUDIO_MIXER_VALUE; 1539 dip->mixer_class = IW_INPUT_CLASS; 1540 dip->prev = AUDIO_MIXER_LAST; 1541 dip->next = AUDIO_MIXER_LAST; 1542 strcpy(dip->label.name, AudioNmono); 1543 dip->un.v.num_channels = 1; 1544 strcpy(dip->un.v.units.name, AudioNvolume); 1545 break; 1546 1547 case IW_REC_LVL: /* record level */ 1548 dip->type = AUDIO_MIXER_VALUE; 1549 dip->mixer_class = IW_RECORD_CLASS; 1550 dip->prev = AUDIO_MIXER_LAST; 1551 dip->next = AUDIO_MIXER_LAST; 1552 strcpy(dip->label.name, AudioNrecord); 1553 dip->un.v.num_channels = 2; 1554 strcpy(dip->un.v.units.name, AudioNvolume); 1555 break; 1556 1557 case IW_LOOPBACK_LVL: 1558 dip->type = AUDIO_MIXER_VALUE; 1559 dip->mixer_class = IW_RECORD_CLASS; 1560 dip->prev = AUDIO_MIXER_LAST; 1561 dip->next = AUDIO_MIXER_LAST; 1562 strcpy(dip->label.name, "filter"); 1563 dip->un.v.num_channels = 1; 1564 strcpy(dip->un.v.units.name, AudioNvolume); 1565 break; 1566 1567 case IW_RECORD_SOURCE: 1568 dip->mixer_class = IW_RECORD_CLASS; 1569 dip->type = AUDIO_MIXER_ENUM; 1570 dip->prev = AUDIO_MIXER_LAST; 1571 dip->next = AUDIO_MIXER_LAST; 1572 strcpy(dip->label.name, AudioNsource); 1573 dip->un.e.num_mem = 4; 1574 strcpy(dip->un.e.member[0].label.name, AudioNline); 1575 dip->un.e.member[0].ord = IW_LINE_IN_SRC; 1576 strcpy(dip->un.e.member[1].label.name, "aux1"); 1577 dip->un.e.member[1].ord = IW_AUX1_SRC; 1578 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone); 1579 dip->un.e.member[2].ord = IW_MIC_IN_SRC; 1580 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1581 dip->un.e.member[3].ord = IW_MIX_OUT_SRC; 1582 break; 1583 case IW_INPUT_CLASS: 1584 dip->type = AUDIO_MIXER_CLASS; 1585 dip->mixer_class = IW_INPUT_CLASS; 1586 dip->next = dip->prev = AUDIO_MIXER_LAST; 1587 strcpy(dip->label.name, AudioCinputs); 1588 break; 1589 case IW_OUTPUT_CLASS: 1590 dip->type = AUDIO_MIXER_CLASS; 1591 dip->mixer_class = IW_OUTPUT_CLASS; 1592 dip->next = dip->prev = AUDIO_MIXER_LAST; 1593 strcpy(dip->label.name, AudioCoutputs); 1594 break; 1595 case IW_RECORD_CLASS: /* record source class */ 1596 dip->type = AUDIO_MIXER_CLASS; 1597 dip->mixer_class = IW_RECORD_CLASS; 1598 dip->next = dip->prev = AUDIO_MIXER_LAST; 1599 strcpy(dip->label.name, AudioCrecord); 1600 return 0; 1601 default: 1602 return ENXIO; 1603 } 1604 return 0; 1605 } 1606 1607 1608 void * 1609 iw_malloc(addr, direction, size, pool, flags) 1610 void *addr; 1611 int direction; 1612 size_t size; 1613 struct malloc_type *pool; 1614 int flags; 1615 { 1616 struct iw_softc *sc = addr; 1617 int drq; 1618 1619 if (direction == AUMODE_PLAY) 1620 drq = sc->sc_playdrq; 1621 else 1622 drq = sc->sc_recdrq; 1623 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 1624 } 1625 1626 void 1627 iw_free(addr, ptr, pool) 1628 void *addr; 1629 void *ptr; 1630 struct malloc_type *pool; 1631 { 1632 isa_free(ptr, pool); 1633 } 1634 1635 size_t 1636 iw_round_buffersize(addr, direction, size) 1637 void *addr; 1638 int direction; 1639 size_t size; 1640 { 1641 struct iw_softc *sc = addr; 1642 bus_size_t maxsize; 1643 1644 if (direction == AUMODE_PLAY) 1645 maxsize = sc->sc_play_maxsize; 1646 else 1647 maxsize = sc->sc_rec_maxsize; 1648 1649 if (size > maxsize) 1650 size = maxsize; 1651 return (size); 1652 } 1653 1654 paddr_t 1655 iw_mappage(addr, mem, off, prot) 1656 void *addr; 1657 void *mem; 1658 off_t off; 1659 int prot; 1660 { 1661 return isa_mappage(mem, off, prot); 1662 } 1663 1664 int 1665 iw_get_props(addr) 1666 void *addr; 1667 { 1668 struct iw_softc *sc = addr; 1669 return AUDIO_PROP_MMAP | 1670 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 1671 } 1672