sbdsp.c revision 1.81
1 /* $NetBSD: sbdsp.c,v 1.81 1998/08/07 00:01:00 augustss Exp $ */ 2 3 /* 4 * Copyright (c) 1991-1993 Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the Computer Systems 18 * Engineering Group at Lawrence Berkeley Laboratory. 19 * 4. Neither the name of the University nor of the Laboratory may be used 20 * to endorse or promote products derived from this software without 21 * specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 */ 36 37 /* 38 * SoundBlaster Pro code provided by John Kohl, based on lots of 39 * information he gleaned from Steve Haehnichen <steve (at) vigra.com>'s 40 * SBlast driver for 386BSD and DOS driver code from Daniel Sachs 41 * <sachs (at) meibm15.cen.uiuc.edu>. 42 * Lots of rewrites by Lennart Augustsson <augustss (at) cs.chalmers.se> 43 * with information from SB "Hardware Programming Guide" and the 44 * Linux drivers. 45 */ 46 47 #include "midi.h" 48 49 #include <sys/param.h> 50 #include <sys/systm.h> 51 #include <sys/errno.h> 52 #include <sys/ioctl.h> 53 #include <sys/syslog.h> 54 #include <sys/device.h> 55 #include <sys/proc.h> 56 #include <sys/buf.h> 57 #include <vm/vm.h> 58 59 #include <machine/cpu.h> 60 #include <machine/intr.h> 61 #include <machine/bus.h> 62 63 #include <sys/audioio.h> 64 #include <dev/audio_if.h> 65 #include <dev/mulaw.h> 66 #include <dev/auconv.h> 67 68 #include <dev/isa/isavar.h> 69 #include <dev/isa/isadmavar.h> 70 71 #include <dev/isa/sbreg.h> 72 #include <dev/isa/sbdspvar.h> 73 74 75 #ifdef AUDIO_DEBUG 76 #define DPRINTF(x) if (sbdspdebug) printf x 77 #define DPRINTFN(n,x) if (sbdspdebug >= (n)) printf x 78 int sbdspdebug = 0; 79 #else 80 #define DPRINTF(x) 81 #define DPRINTFN(n,x) 82 #endif 83 84 #ifndef SBDSP_NPOLL 85 #define SBDSP_NPOLL 3000 86 #endif 87 88 struct { 89 int wdsp; 90 int rdsp; 91 int wmidi; 92 } sberr; 93 94 /* 95 * Time constant routines follow. See SBK, section 12. 96 * Although they don't come out and say it (in the docs), 97 * the card clearly uses a 1MHz countdown timer, as the 98 * low-speed formula (p. 12-4) is: 99 * tc = 256 - 10^6 / sr 100 * In high-speed mode, the constant is the upper byte of a 16-bit counter, 101 * and a 256MHz clock is used: 102 * tc = 65536 - 256 * 10^ 6 / sr 103 * Since we can only use the upper byte of the HS TC, the two formulae 104 * are equivalent. (Why didn't they say so?) E.g., 105 * (65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x 106 * 107 * The crossover point (from low- to high-speed modes) is different 108 * for the SBPRO and SB20. The table on p. 12-5 gives the following data: 109 * 110 * SBPRO SB20 111 * ----- -------- 112 * input ls min 4 KHz 4 KHz 113 * input ls max 23 KHz 13 KHz 114 * input hs max 44.1 KHz 15 KHz 115 * output ls min 4 KHz 4 KHz 116 * output ls max 23 KHz 23 KHz 117 * output hs max 44.1 KHz 44.1 KHz 118 */ 119 /* XXX Should we round the tc? 120 #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8) 121 */ 122 #define SB_RATE_TO_TC(x) (256 - 1000000 / (x)) 123 #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc))) 124 125 struct sbmode { 126 short model; 127 u_char channels; 128 u_char precision; 129 u_short lowrate, highrate; 130 u_char cmd; 131 u_char cmdchan; 132 }; 133 static struct sbmode sbpmodes[] = { 134 { SB_1, 1, 8, 4000, 22727, SB_DSP_WDMA }, 135 { SB_20, 1, 8, 4000, 22727, SB_DSP_WDMA_LOOP }, 136 { SB_2x, 1, 8, 4000, 22727, SB_DSP_WDMA_LOOP }, 137 { SB_2x, 1, 8, 22727, 45454, SB_DSP_HS_OUTPUT }, 138 { SB_PRO, 1, 8, 4000, 22727, SB_DSP_WDMA_LOOP }, 139 { SB_PRO, 1, 8, 22727, 45454, SB_DSP_HS_OUTPUT }, 140 { SB_PRO, 2, 8, 11025, 22727, SB_DSP_HS_OUTPUT }, 141 /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */ 142 { SB_JAZZ, 1, 8, 4000, 22727, SB_DSP_WDMA_LOOP, SB_DSP_RECORD_MONO }, 143 { SB_JAZZ, 1, 8, 22727, 45454, SB_DSP_HS_OUTPUT, SB_DSP_RECORD_MONO }, 144 { SB_JAZZ, 2, 8, 11025, 22727, SB_DSP_HS_OUTPUT, SB_DSP_RECORD_STEREO }, 145 { SB_JAZZ, 1, 16, 4000, 22727, SB_DSP_WDMA_LOOP, JAZZ16_RECORD_MONO }, 146 { SB_JAZZ, 1, 16, 22727, 45454, SB_DSP_HS_OUTPUT, JAZZ16_RECORD_MONO }, 147 { SB_JAZZ, 2, 16, 11025, 22727, SB_DSP_HS_OUTPUT, JAZZ16_RECORD_STEREO }, 148 { SB_16, 1, 8, 5000, 45000, SB_DSP16_WDMA_8 }, 149 { SB_16, 2, 8, 5000, 45000, SB_DSP16_WDMA_8 }, 150 #define PLAY16 15 /* must be the index of the next entry in the table */ 151 { SB_16, 1, 16, 5000, 45000, SB_DSP16_WDMA_16 }, 152 { SB_16, 2, 16, 5000, 45000, SB_DSP16_WDMA_16 }, 153 { -1 } 154 }; 155 static struct sbmode sbrmodes[] = { 156 { SB_1, 1, 8, 4000, 12987, SB_DSP_RDMA }, 157 { SB_20, 1, 8, 4000, 12987, SB_DSP_RDMA_LOOP }, 158 { SB_2x, 1, 8, 4000, 12987, SB_DSP_RDMA_LOOP }, 159 { SB_2x, 1, 8, 12987, 14925, SB_DSP_HS_INPUT }, 160 { SB_PRO, 1, 8, 4000, 22727, SB_DSP_RDMA_LOOP, SB_DSP_RECORD_MONO }, 161 { SB_PRO, 1, 8, 22727, 45454, SB_DSP_HS_INPUT, SB_DSP_RECORD_MONO }, 162 { SB_PRO, 2, 8, 11025, 22727, SB_DSP_HS_INPUT, SB_DSP_RECORD_STEREO }, 163 { SB_JAZZ, 1, 8, 4000, 22727, SB_DSP_RDMA_LOOP, SB_DSP_RECORD_MONO }, 164 { SB_JAZZ, 1, 8, 22727, 45454, SB_DSP_HS_INPUT, SB_DSP_RECORD_MONO }, 165 { SB_JAZZ, 2, 8, 11025, 22727, SB_DSP_HS_INPUT, SB_DSP_RECORD_STEREO }, 166 { SB_JAZZ, 1, 16, 4000, 22727, SB_DSP_RDMA_LOOP, JAZZ16_RECORD_MONO }, 167 { SB_JAZZ, 1, 16, 22727, 45454, SB_DSP_HS_INPUT, JAZZ16_RECORD_MONO }, 168 { SB_JAZZ, 2, 16, 11025, 22727, SB_DSP_HS_INPUT, JAZZ16_RECORD_STEREO }, 169 { SB_16, 1, 8, 5000, 45000, SB_DSP16_RDMA_8 }, 170 { SB_16, 2, 8, 5000, 45000, SB_DSP16_RDMA_8 }, 171 { SB_16, 1, 16, 5000, 45000, SB_DSP16_RDMA_16 }, 172 { SB_16, 2, 16, 5000, 45000, SB_DSP16_RDMA_16 }, 173 { -1 } 174 }; 175 176 void sbversion __P((struct sbdsp_softc *)); 177 void sbdsp_jazz16_probe __P((struct sbdsp_softc *)); 178 void sbdsp_set_mixer_gain __P((struct sbdsp_softc *sc, int port)); 179 void sbdsp_to __P((void *)); 180 void sbdsp_pause __P((struct sbdsp_softc *)); 181 int sbdsp_set_timeconst __P((struct sbdsp_softc *, int)); 182 int sbdsp16_set_rate __P((struct sbdsp_softc *, int, int)); 183 int sbdsp_set_in_ports __P((struct sbdsp_softc *, int)); 184 void sbdsp_set_ifilter __P((void *, int)); 185 int sbdsp_get_ifilter __P((void *)); 186 187 static int sbdsp_dma_setup_input __P((struct sbdsp_softc *sc)); 188 static int sbdsp_dma_setup_output __P((struct sbdsp_softc *sc)); 189 static int sbdsp_adjust __P((int, int)); 190 191 void sbdsp_midi_intr __P((struct sbdsp_softc *)); 192 193 #ifdef AUDIO_DEBUG 194 void sb_printsc __P((struct sbdsp_softc *)); 195 196 void 197 sb_printsc(sc) 198 struct sbdsp_softc *sc; 199 { 200 int i; 201 202 printf("open %d dmachan %d/%d %d/%d iobase 0x%x irq %d\n", 203 (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run, 204 sc->sc_drq8, sc->sc_drq16, 205 sc->sc_iobase, sc->sc_irq); 206 printf("irate %d itc %x orate %d otc %x\n", 207 sc->sc_i.rate, sc->sc_i.tc, 208 sc->sc_o.rate, sc->sc_o.tc); 209 printf("spkron %u nintr %lu\n", 210 sc->spkr_state, sc->sc_interrupts); 211 printf("intr8 %p arg8 %p\n", 212 sc->sc_intr8, sc->sc_arg16); 213 printf("intr16 %p arg16 %p\n", 214 sc->sc_intr8, sc->sc_arg16); 215 printf("gain:"); 216 for (i = 0; i < SB_NDEVS; i++) 217 printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]); 218 printf("\n"); 219 } 220 #endif /* AUDIO_DEBUG */ 221 222 /* 223 * Probe / attach routines. 224 */ 225 226 /* 227 * Probe for the soundblaster hardware. 228 */ 229 int 230 sbdsp_probe(sc) 231 struct sbdsp_softc *sc; 232 { 233 234 if (sbdsp_reset(sc) < 0) { 235 DPRINTF(("sbdsp: couldn't reset card\n")); 236 return 0; 237 } 238 /* if flags set, go and probe the jazz16 stuff */ 239 if (sc->sc_dev.dv_cfdata->cf_flags & 1) 240 sbdsp_jazz16_probe(sc); 241 else 242 sbversion(sc); 243 if (sc->sc_model == SB_UNK) { 244 /* Unknown SB model found. */ 245 DPRINTF(("sbdsp: unknown SB model found\n")); 246 return 0; 247 } 248 return 1; 249 } 250 251 /* 252 * Try add-on stuff for Jazz16. 253 */ 254 void 255 sbdsp_jazz16_probe(sc) 256 struct sbdsp_softc *sc; 257 { 258 static u_char jazz16_irq_conf[16] = { 259 -1, -1, 0x02, 0x03, 260 -1, 0x01, -1, 0x04, 261 -1, 0x02, 0x05, -1, 262 -1, -1, -1, 0x06}; 263 static u_char jazz16_drq_conf[8] = { 264 -1, 0x01, -1, 0x02, 265 -1, 0x03, -1, 0x04}; 266 267 bus_space_tag_t iot = sc->sc_iot; 268 bus_space_handle_t ioh; 269 270 sbversion(sc); 271 272 DPRINTF(("jazz16 probe\n")); 273 274 if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) { 275 DPRINTF(("bus map failed\n")); 276 return; 277 } 278 279 if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 || 280 jazz16_irq_conf[sc->sc_irq] == (u_char)-1) { 281 DPRINTF(("drq/irq check failed\n")); 282 goto done; /* give up, we can't do it. */ 283 } 284 285 bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP); 286 delay(10000); /* delay 10 ms */ 287 bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE); 288 bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70); 289 290 if (sbdsp_reset(sc) < 0) { 291 DPRINTF(("sbdsp_reset check failed\n")); 292 goto done; /* XXX? what else could we do? */ 293 } 294 295 if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) { 296 DPRINTF(("read16 setup failed\n")); 297 goto done; 298 } 299 300 if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) { 301 DPRINTF(("read16 failed\n")); 302 goto done; 303 } 304 305 /* XXX set both 8 & 16-bit drq to same channel, it works fine. */ 306 sc->sc_drq16 = sc->sc_drq8; 307 if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) || 308 sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) | 309 jazz16_drq_conf[sc->sc_drq8]) || 310 sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) { 311 DPRINTF(("sbdsp: can't write jazz16 probe stuff\n")); 312 } else { 313 DPRINTF(("jazz16 detected!\n")); 314 sc->sc_model = SB_JAZZ; 315 sc->sc_mixer_model = SBM_CT1345; /* XXX really? */ 316 } 317 318 done: 319 bus_space_unmap(iot, ioh, 1); 320 } 321 322 /* 323 * Attach hardware to driver, attach hardware driver to audio 324 * pseudo-device driver . 325 */ 326 void 327 sbdsp_attach(sc) 328 struct sbdsp_softc *sc; 329 { 330 struct audio_params pparams, rparams; 331 int i; 332 u_int v; 333 334 /* 335 * Create our DMA maps. 336 */ 337 if (sc->sc_drq8 != -1) { 338 if (isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 339 MAX_ISADMA, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW)) { 340 printf("%s: can't create map for drq %d\n", 341 sc->sc_dev.dv_xname, sc->sc_drq8); 342 return; 343 } 344 } 345 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 346 if (isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 347 MAX_ISADMA, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW)) { 348 printf("%s: can't create map for drq %d\n", 349 sc->sc_dev.dv_xname, sc->sc_drq16); 350 return; 351 } 352 } 353 354 pparams = audio_default; 355 rparams = audio_default; 356 sbdsp_set_params(sc, AUMODE_RECORD|AUMODE_PLAY, 0, &pparams, &rparams); 357 358 sbdsp_set_in_ports(sc, 1 << SB_MIC_VOL); 359 360 if (sc->sc_mixer_model != SBM_NONE) { 361 /* Reset the mixer.*/ 362 sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET); 363 /* And set our own default values */ 364 for (i = 0; i < SB_NDEVS; i++) { 365 switch(i) { 366 case SB_MIC_VOL: 367 case SB_LINE_IN_VOL: 368 v = 0; 369 break; 370 case SB_BASS: 371 case SB_TREBLE: 372 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN/2); 373 break; 374 case SB_CD_IN_MUTE: 375 case SB_MIC_IN_MUTE: 376 case SB_LINE_IN_MUTE: 377 case SB_MIDI_IN_MUTE: 378 case SB_CD_SWAP: 379 case SB_MIC_SWAP: 380 case SB_LINE_SWAP: 381 case SB_MIDI_SWAP: 382 case SB_CD_OUT_MUTE: 383 case SB_MIC_OUT_MUTE: 384 case SB_LINE_OUT_MUTE: 385 v = 0; 386 break; 387 default: 388 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 389 break; 390 } 391 sc->gain[i][SB_LEFT] = sc->gain[i][SB_RIGHT] = v; 392 sbdsp_set_mixer_gain(sc, i); 393 } 394 sc->in_filter = 0; /* no filters turned on, please */ 395 } 396 397 printf(": dsp v%d.%02d%s\n", 398 SBVER_MAJOR(sc->sc_version), SBVER_MINOR(sc->sc_version), 399 sc->sc_model == SB_JAZZ ? ": <Jazz16>" : ""); 400 401 sc->sc_fullduplex = ISSB16CLASS(sc) && 402 sc->sc_drq8 != -1 && sc->sc_drq16 != -1 && 403 sc->sc_drq8 != sc->sc_drq16; 404 } 405 406 void 407 sbdsp_mix_write(sc, mixerport, val) 408 struct sbdsp_softc *sc; 409 int mixerport; 410 int val; 411 { 412 bus_space_tag_t iot = sc->sc_iot; 413 bus_space_handle_t ioh = sc->sc_ioh; 414 int s; 415 416 s = splaudio(); 417 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 418 delay(20); 419 bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val); 420 delay(30); 421 splx(s); 422 } 423 424 int 425 sbdsp_mix_read(sc, mixerport) 426 struct sbdsp_softc *sc; 427 int mixerport; 428 { 429 bus_space_tag_t iot = sc->sc_iot; 430 bus_space_handle_t ioh = sc->sc_ioh; 431 int val; 432 int s; 433 434 s = splaudio(); 435 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 436 delay(20); 437 val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA); 438 delay(30); 439 splx(s); 440 return val; 441 } 442 443 /* 444 * Various routines to interface to higher level audio driver 445 */ 446 447 int 448 sbdsp_query_encoding(addr, fp) 449 void *addr; 450 struct audio_encoding *fp; 451 { 452 struct sbdsp_softc *sc = addr; 453 int emul; 454 455 emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED; 456 457 switch (fp->index) { 458 case 0: 459 strcpy(fp->name, AudioEulinear); 460 fp->encoding = AUDIO_ENCODING_ULINEAR; 461 fp->precision = 8; 462 fp->flags = 0; 463 return 0; 464 case 1: 465 strcpy(fp->name, AudioEmulaw); 466 fp->encoding = AUDIO_ENCODING_ULAW; 467 fp->precision = 8; 468 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 469 return 0; 470 case 2: 471 strcpy(fp->name, AudioEalaw); 472 fp->encoding = AUDIO_ENCODING_ALAW; 473 fp->precision = 8; 474 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 475 return 0; 476 case 3: 477 strcpy(fp->name, AudioEslinear); 478 fp->encoding = AUDIO_ENCODING_SLINEAR; 479 fp->precision = 8; 480 fp->flags = emul; 481 return 0; 482 } 483 if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ) 484 return EINVAL; 485 486 switch(fp->index) { 487 case 4: 488 strcpy(fp->name, AudioEslinear_le); 489 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 490 fp->precision = 16; 491 fp->flags = 0; 492 return 0; 493 case 5: 494 strcpy(fp->name, AudioEulinear_le); 495 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 496 fp->precision = 16; 497 fp->flags = emul; 498 return 0; 499 case 6: 500 strcpy(fp->name, AudioEslinear_be); 501 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 502 fp->precision = 16; 503 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 504 return 0; 505 case 7: 506 strcpy(fp->name, AudioEulinear_be); 507 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 508 fp->precision = 16; 509 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 510 return 0; 511 default: 512 return EINVAL; 513 } 514 return 0; 515 } 516 517 int 518 sbdsp_set_params(addr, setmode, usemode, play, rec) 519 void *addr; 520 int setmode, usemode; 521 struct audio_params *play, *rec; 522 { 523 struct sbdsp_softc *sc = addr; 524 struct sbmode *m; 525 u_int rate, tc, bmode; 526 void (*swcode) __P((void *, u_char *buf, int cnt)); 527 int factor; 528 int model; 529 int chan; 530 struct audio_params *p; 531 int mode; 532 533 if (sc->sc_open == SB_OPEN_MIDI) 534 return EBUSY; 535 536 model = sc->sc_model; 537 if (model > SB_16) 538 model = SB_16; /* later models work like SB16 */ 539 540 /* Set first record info, then play info */ 541 for(mode = AUMODE_RECORD; mode != -1; 542 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 543 if ((setmode & mode) == 0) 544 continue; 545 546 p = mode == AUMODE_PLAY ? play : rec; 547 /* Locate proper commands */ 548 for(m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes; 549 m->model != -1; m++) { 550 if (model == m->model && 551 p->channels == m->channels && 552 p->precision == m->precision && 553 p->sample_rate >= m->lowrate && 554 p->sample_rate < m->highrate) 555 break; 556 } 557 if (m->model == -1) 558 return EINVAL; 559 rate = p->sample_rate; 560 swcode = 0; 561 factor = 1; 562 tc = 1; 563 bmode = -1; 564 if (model == SB_16) { 565 switch (p->encoding) { 566 case AUDIO_ENCODING_SLINEAR_BE: 567 if (p->precision == 16) 568 swcode = swap_bytes; 569 /* fall into */ 570 case AUDIO_ENCODING_SLINEAR_LE: 571 bmode = SB_BMODE_SIGNED; 572 break; 573 case AUDIO_ENCODING_ULINEAR_BE: 574 if (p->precision == 16) 575 swcode = swap_bytes; 576 /* fall into */ 577 case AUDIO_ENCODING_ULINEAR_LE: 578 bmode = SB_BMODE_UNSIGNED; 579 break; 580 case AUDIO_ENCODING_ULAW: 581 if (mode == AUMODE_PLAY) { 582 swcode = mulaw_to_ulinear16; 583 factor = 2; 584 m = &sbpmodes[PLAY16]; 585 } else 586 swcode = ulinear8_to_mulaw; 587 bmode = SB_BMODE_UNSIGNED; 588 break; 589 case AUDIO_ENCODING_ALAW: 590 if (mode == AUMODE_PLAY) { 591 swcode = alaw_to_ulinear16; 592 factor = 2; 593 m = &sbpmodes[PLAY16]; 594 } else 595 swcode = ulinear8_to_alaw; 596 bmode = SB_BMODE_UNSIGNED; 597 break; 598 default: 599 return EINVAL; 600 } 601 if (p->channels == 2) 602 bmode |= SB_BMODE_STEREO; 603 } else if (m->model == SB_JAZZ && m->precision == 16) { 604 switch (p->encoding) { 605 case AUDIO_ENCODING_SLINEAR_LE: 606 break; 607 case AUDIO_ENCODING_ULINEAR_LE: 608 swcode = change_sign16; 609 break; 610 case AUDIO_ENCODING_SLINEAR_BE: 611 swcode = swap_bytes; 612 break; 613 case AUDIO_ENCODING_ULINEAR_BE: 614 swcode = mode == AUMODE_PLAY ? 615 swap_bytes_change_sign16 : change_sign16_swap_bytes; 616 break; 617 case AUDIO_ENCODING_ULAW: 618 swcode = mode == AUMODE_PLAY ? 619 mulaw_to_ulinear8 : ulinear8_to_mulaw; 620 break; 621 case AUDIO_ENCODING_ALAW: 622 swcode = mode == AUMODE_PLAY ? 623 alaw_to_ulinear8 : ulinear8_to_alaw; 624 break; 625 default: 626 return EINVAL; 627 } 628 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 629 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 630 } else { 631 switch (p->encoding) { 632 case AUDIO_ENCODING_SLINEAR_BE: 633 case AUDIO_ENCODING_SLINEAR_LE: 634 swcode = change_sign8; 635 break; 636 case AUDIO_ENCODING_ULINEAR_BE: 637 case AUDIO_ENCODING_ULINEAR_LE: 638 break; 639 case AUDIO_ENCODING_ULAW: 640 swcode = mode == AUMODE_PLAY ? 641 mulaw_to_ulinear8 : ulinear8_to_mulaw; 642 break; 643 case AUDIO_ENCODING_ALAW: 644 swcode = mode == AUMODE_PLAY ? 645 alaw_to_ulinear8 : ulinear8_to_alaw; 646 break; 647 default: 648 return EINVAL; 649 } 650 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 651 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 652 } 653 654 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 655 if (mode == AUMODE_PLAY) { 656 sc->sc_o.rate = rate; 657 sc->sc_o.tc = tc; 658 sc->sc_o.modep = m; 659 sc->sc_o.bmode = bmode; 660 sc->sc_o.dmachan = chan; 661 } else { 662 sc->sc_i.rate = rate; 663 sc->sc_i.tc = tc; 664 sc->sc_i.modep = m; 665 sc->sc_i.bmode = bmode; 666 sc->sc_i.dmachan = chan; 667 } 668 669 p->sw_code = swcode; 670 p->factor = factor; 671 DPRINTF(("sbdsp_set_params: model=%d, mode=%d, rate=%ld, prec=%d, chan=%d, enc=%d -> tc=%02x, cmd=%02x, bmode=%02x, cmdchan=%02x, swcode=%p, factor=%d\n", 672 sc->sc_model, mode, p->sample_rate, p->precision, p->channels, 673 p->encoding, tc, m->cmd, bmode, m->cmdchan, swcode, factor)); 674 675 } 676 /* 677 * XXX 678 * Should wait for chip to be idle. 679 */ 680 sc->sc_i.run = SB_NOTRUNNING; 681 sc->sc_o.run = SB_NOTRUNNING; 682 683 if (sc->sc_fullduplex && 684 (usemode & (AUMODE_PLAY | AUMODE_RECORD)) == (AUMODE_PLAY | AUMODE_RECORD) && 685 sc->sc_i.dmachan == sc->sc_o.dmachan) { 686 DPRINTF(("sbdsp_set_params: fd=%d, usemode=%d, idma=%d, odma=%d\n", sc->sc_fullduplex, usemode, sc->sc_i.dmachan, sc->sc_o.dmachan)); 687 if (sc->sc_o.dmachan == sc->sc_drq8) { 688 /* Use 16 bit DMA for playing by expanding the samples. */ 689 play->sw_code = linear8_to_linear16; 690 play->factor = 2; 691 sc->sc_o.modep = &sbpmodes[PLAY16]; 692 sc->sc_o.dmachan = sc->sc_drq16; 693 } else { 694 return EINVAL; 695 } 696 } 697 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 698 sc->sc_i.dmachan, sc->sc_o.dmachan)); 699 700 return 0; 701 } 702 703 void 704 sbdsp_set_ifilter(addr, which) 705 void *addr; 706 int which; 707 { 708 struct sbdsp_softc *sc = addr; 709 int mixval; 710 711 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 712 switch (which) { 713 case 0: 714 mixval |= SBP_FILTER_OFF; 715 break; 716 case SB_TREBLE: 717 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 718 break; 719 case SB_BASS: 720 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 721 break; 722 default: 723 return; 724 } 725 sc->in_filter = mixval & SBP_IFILTER_MASK; 726 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 727 } 728 729 int 730 sbdsp_get_ifilter(addr) 731 void *addr; 732 { 733 struct sbdsp_softc *sc = addr; 734 735 sc->in_filter = 736 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 737 switch (sc->in_filter) { 738 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 739 return SB_TREBLE; 740 case SBP_FILTER_ON|SBP_IFILTER_LOW: 741 return SB_BASS; 742 default: 743 return 0; 744 } 745 } 746 747 int 748 sbdsp_set_in_ports(sc, mask) 749 struct sbdsp_softc *sc; 750 int mask; 751 { 752 int bitsl, bitsr; 753 int sbport; 754 755 if (sc->sc_open == SB_OPEN_MIDI) 756 return EBUSY; 757 758 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 759 sc->sc_mixer_model, mask)); 760 761 switch(sc->sc_mixer_model) { 762 case SBM_NONE: 763 return EINVAL; 764 case SBM_CT1335: 765 if (mask != (1 << SB_MIC_VOL)) 766 return EINVAL; 767 break; 768 case SBM_CT1345: 769 switch (mask) { 770 case 1 << SB_MIC_VOL: 771 sbport = SBP_FROM_MIC; 772 break; 773 case 1 << SB_LINE_IN_VOL: 774 sbport = SBP_FROM_LINE; 775 break; 776 case 1 << SB_CD_VOL: 777 sbport = SBP_FROM_CD; 778 break; 779 default: 780 return (EINVAL); 781 } 782 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 783 break; 784 case SBM_CT1XX5: 785 case SBM_CT1745: 786 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 787 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 788 return EINVAL; 789 bitsr = 0; 790 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 791 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 792 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 793 bitsl = SB_SRC_R_TO_L(bitsr); 794 if (mask & (1<<SB_MIC_VOL)) { 795 bitsl |= SBP_MIC_SRC; 796 bitsr |= SBP_MIC_SRC; 797 } 798 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 799 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 800 break; 801 } 802 sc->in_mask = mask; 803 804 return 0; 805 } 806 807 int 808 sbdsp_speaker_ctl(addr, newstate) 809 void *addr; 810 int newstate; 811 { 812 struct sbdsp_softc *sc = addr; 813 814 if (sc->sc_open == SB_OPEN_MIDI) 815 return EBUSY; 816 817 if ((newstate == SPKR_ON) && 818 (sc->spkr_state == SPKR_OFF)) { 819 sbdsp_spkron(sc); 820 sc->spkr_state = SPKR_ON; 821 } 822 if ((newstate == SPKR_OFF) && 823 (sc->spkr_state == SPKR_ON)) { 824 sbdsp_spkroff(sc); 825 sc->spkr_state = SPKR_OFF; 826 } 827 return 0; 828 } 829 830 int 831 sbdsp_round_blocksize(addr, blk) 832 void *addr; 833 int blk; 834 { 835 return blk & -4; /* round to biggest sample size */ 836 } 837 838 int 839 sbdsp_open(addr, flags) 840 void *addr; 841 int flags; 842 { 843 struct sbdsp_softc *sc = addr; 844 845 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 846 847 if (sc->sc_open != SB_CLOSED) 848 return EBUSY; 849 if (sbdsp_reset(sc) != 0) 850 return EIO; 851 852 sc->sc_open = SB_OPEN_AUDIO; 853 sc->sc_openflags = flags; 854 sc->sc_intrm = 0; 855 if (ISSBPRO(sc) && 856 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 857 DPRINTF(("sbdsp_open: can't set mono mode\n")); 858 /* we'll readjust when it's time for DMA. */ 859 } 860 861 /* 862 * Leave most things as they were; users must change things if 863 * the previous process didn't leave it they way they wanted. 864 * Looked at another way, it's easy to set up a configuration 865 * in one program and leave it for another to inherit. 866 */ 867 DPRINTF(("sbdsp_open: opened\n")); 868 869 return 0; 870 } 871 872 void 873 sbdsp_close(addr) 874 void *addr; 875 { 876 struct sbdsp_softc *sc = addr; 877 878 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 879 880 sc->sc_open = SB_CLOSED; 881 sbdsp_spkroff(sc); 882 sc->spkr_state = SPKR_OFF; 883 sc->sc_intr8 = 0; 884 sc->sc_intr16 = 0; 885 sc->sc_intrm = 0; 886 sbdsp_haltdma(sc); 887 888 DPRINTF(("sbdsp_close: closed\n")); 889 } 890 891 /* 892 * Lower-level routines 893 */ 894 895 /* 896 * Reset the card. 897 * Return non-zero if the card isn't detected. 898 */ 899 int 900 sbdsp_reset(sc) 901 struct sbdsp_softc *sc; 902 { 903 bus_space_tag_t iot = sc->sc_iot; 904 bus_space_handle_t ioh = sc->sc_ioh; 905 906 sc->sc_intr8 = 0; 907 sc->sc_intr16 = 0; 908 if (sc->sc_i.run != SB_NOTRUNNING) { 909 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 910 sc->sc_i.run = SB_NOTRUNNING; 911 } 912 if (sc->sc_o.run != SB_NOTRUNNING) { 913 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 914 sc->sc_o.run = SB_NOTRUNNING; 915 } 916 917 /* 918 * See SBK, section 11.3. 919 * We pulse a reset signal into the card. 920 * Gee, what a brilliant hardware design. 921 */ 922 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 923 delay(10); 924 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 925 delay(30); 926 if (sbdsp_rdsp(sc) != SB_MAGIC) 927 return -1; 928 929 return 0; 930 } 931 932 /* 933 * Write a byte to the dsp. 934 * We are at the mercy of the card as we use a 935 * polling loop and wait until it can take the byte. 936 */ 937 int 938 sbdsp_wdsp(sc, v) 939 struct sbdsp_softc *sc; 940 int v; 941 { 942 bus_space_tag_t iot = sc->sc_iot; 943 bus_space_handle_t ioh = sc->sc_ioh; 944 int i; 945 u_char x; 946 947 for (i = SBDSP_NPOLL; --i >= 0; ) { 948 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 949 delay(10); 950 if ((x & SB_DSP_BUSY) == 0) { 951 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 952 delay(10); 953 return 0; 954 } 955 } 956 ++sberr.wdsp; 957 return -1; 958 } 959 960 /* 961 * Read a byte from the DSP, using polling. 962 */ 963 int 964 sbdsp_rdsp(sc) 965 struct sbdsp_softc *sc; 966 { 967 bus_space_tag_t iot = sc->sc_iot; 968 bus_space_handle_t ioh = sc->sc_ioh; 969 int i; 970 u_char x; 971 972 for (i = SBDSP_NPOLL; --i >= 0; ) { 973 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 974 delay(10); 975 if (x & SB_DSP_READY) { 976 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 977 delay(10); 978 return x; 979 } 980 } 981 ++sberr.rdsp; 982 return -1; 983 } 984 985 /* 986 * Doing certain things (like toggling the speaker) make 987 * the SB hardware go away for a while, so pause a little. 988 */ 989 void 990 sbdsp_to(arg) 991 void *arg; 992 { 993 wakeup(arg); 994 } 995 996 void 997 sbdsp_pause(sc) 998 struct sbdsp_softc *sc; 999 { 1000 extern int hz; 1001 1002 timeout(sbdsp_to, sbdsp_to, hz/8); 1003 (void)tsleep(sbdsp_to, PWAIT, "sbpause", 0); 1004 } 1005 1006 /* 1007 * Turn on the speaker. The SBK documention says this operation 1008 * can take up to 1/10 of a second. Higher level layers should 1009 * probably let the task sleep for this amount of time after 1010 * calling here. Otherwise, things might not work (because 1011 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1012 * 1013 * These engineers had their heads up their ass when 1014 * they designed this card. 1015 */ 1016 void 1017 sbdsp_spkron(sc) 1018 struct sbdsp_softc *sc; 1019 { 1020 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1021 sbdsp_pause(sc); 1022 } 1023 1024 /* 1025 * Turn off the speaker; see comment above. 1026 */ 1027 void 1028 sbdsp_spkroff(sc) 1029 struct sbdsp_softc *sc; 1030 { 1031 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1032 sbdsp_pause(sc); 1033 } 1034 1035 /* 1036 * Read the version number out of the card. 1037 * Store version information in the softc. 1038 */ 1039 void 1040 sbversion(sc) 1041 struct sbdsp_softc *sc; 1042 { 1043 int v; 1044 1045 sc->sc_model = SB_UNK; 1046 sc->sc_version = 0; 1047 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1048 return; 1049 v = sbdsp_rdsp(sc) << 8; 1050 v |= sbdsp_rdsp(sc); 1051 if (v < 0) 1052 return; 1053 sc->sc_version = v; 1054 switch(SBVER_MAJOR(v)) { 1055 case 1: 1056 sc->sc_mixer_model = SBM_NONE; 1057 sc->sc_model = SB_1; 1058 break; 1059 case 2: 1060 /* Some SB2 have a mixer, some don't. */ 1061 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1062 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1063 /* Check if we can read back the mixer values. */ 1064 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1065 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1066 sc->sc_mixer_model = SBM_CT1335; 1067 else 1068 sc->sc_mixer_model = SBM_NONE; 1069 if (SBVER_MINOR(v) == 0) 1070 sc->sc_model = SB_20; 1071 else 1072 sc->sc_model = SB_2x; 1073 break; 1074 case 3: 1075 sc->sc_mixer_model = SBM_CT1345; 1076 sc->sc_model = SB_PRO; 1077 break; 1078 case 4: 1079 #if 0 1080 /* XXX This does not work */ 1081 /* Most SB16 have a tone controls, but some don't. */ 1082 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1083 /* Check if we can read back the mixer value. */ 1084 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1085 sc->sc_mixer_model = SBM_CT1745; 1086 else 1087 sc->sc_mixer_model = SBM_CT1XX5; 1088 #else 1089 sc->sc_mixer_model = SBM_CT1745; 1090 #endif 1091 #if 0 1092 /* XXX figure out a good way of determining the model */ 1093 /* XXX what about SB_32 */ 1094 if (SBVER_MINOR(v) == 16) 1095 sc->sc_model = SB_64; 1096 else 1097 #endif 1098 sc->sc_model = SB_16; 1099 break; 1100 } 1101 } 1102 1103 /* 1104 * Halt a DMA in progress. 1105 */ 1106 int 1107 sbdsp_haltdma(addr) 1108 void *addr; 1109 { 1110 struct sbdsp_softc *sc = addr; 1111 1112 DPRINTF(("sbdsp_haltdma: sc=%p\n", sc)); 1113 1114 sbdsp_reset(sc); 1115 return 0; 1116 } 1117 1118 int 1119 sbdsp_set_timeconst(sc, tc) 1120 struct sbdsp_softc *sc; 1121 int tc; 1122 { 1123 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1124 1125 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1126 sbdsp_wdsp(sc, tc) < 0) 1127 return EIO; 1128 1129 return 0; 1130 } 1131 1132 int 1133 sbdsp16_set_rate(sc, cmd, rate) 1134 struct sbdsp_softc *sc; 1135 int cmd, rate; 1136 { 1137 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate)); 1138 1139 if (sbdsp_wdsp(sc, cmd) < 0 || 1140 sbdsp_wdsp(sc, rate >> 8) < 0 || 1141 sbdsp_wdsp(sc, rate) < 0) 1142 return EIO; 1143 return 0; 1144 } 1145 1146 int 1147 sbdsp_dma_init_input(addr, buf, cc) 1148 void *addr; 1149 void *buf; 1150 int cc; 1151 { 1152 struct sbdsp_softc *sc = addr; 1153 1154 if (sc->sc_model == SB_1) 1155 return 0; 1156 sc->sc_i.run = SB_DMARUNNING; 1157 DPRINTF(("sbdsp: dma start loop input addr=%p cc=%d chan=%d\n", 1158 buf, cc, sc->sc_i.dmachan)); 1159 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, buf, 1160 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1161 return 0; 1162 } 1163 1164 static int 1165 sbdsp_dma_setup_input(sc) 1166 struct sbdsp_softc *sc; 1167 { 1168 int stereo = sc->sc_i.modep->channels == 2; 1169 int filter; 1170 1171 /* Initialize the PCM */ 1172 if (ISSBPRO(sc)) { 1173 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1174 return 0; 1175 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1176 sbdsp_mix_write(sc, SBP_INFILTER, 1177 (sbdsp_mix_read(sc, SBP_INFILTER) & 1178 ~SBP_IFILTER_MASK) | filter); 1179 } 1180 1181 if (ISSB16CLASS(sc)) { 1182 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, 1183 sc->sc_i.rate)) { 1184 DPRINTF(("sbdsp_dma_setup_input: rate=%d set failed\n", 1185 sc->sc_i.rate)); 1186 return 0; 1187 } 1188 } else { 1189 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1190 DPRINTF(("sbdsp_dma_setup_input: tc=%d set failed\n", 1191 sc->sc_i.rate)); 1192 return 0; 1193 } 1194 } 1195 return 1; 1196 } 1197 1198 int 1199 sbdsp_dma_input(addr, p, cc, intr, arg) 1200 void *addr; 1201 void *p; 1202 int cc; 1203 void (*intr) __P((void *)); 1204 void *arg; 1205 { 1206 struct sbdsp_softc *sc = addr; 1207 1208 DPRINTFN(2, ("sbdsp_dma_input: sc=%p buf=%p cc=%d intr=%p(%p)\n", 1209 addr, p, cc, intr, arg)); 1210 #ifdef DIAGNOSTIC 1211 if (sc->sc_i.modep->channels == 2 && (cc & 1)) { 1212 DPRINTF(("stereo record odd bytes (%d)\n", cc)); 1213 return EIO; 1214 } 1215 #endif 1216 1217 if (sc->sc_i.modep->precision == 8) { 1218 #ifdef DIAGNOSTIC 1219 if (sc->sc_i.dmachan != sc->sc_drq8) { 1220 printf("sbdsp_dma_input: prec=%d bad chan %d\n", 1221 sc->sc_i.modep->precision, sc->sc_i.dmachan); 1222 return EIO; 1223 } 1224 #endif 1225 sc->sc_intr8 = intr; 1226 sc->sc_arg8 = arg; 1227 } else { 1228 #ifdef DIAGNOSTIC 1229 if (sc->sc_i.dmachan != sc->sc_drq16) { 1230 printf("sbdsp_dma_input: prec=%d bad chan %d\n", 1231 sc->sc_i.modep->precision, sc->sc_i.dmachan); 1232 return EIO; 1233 } 1234 #endif 1235 sc->sc_intr16 = intr; 1236 sc->sc_arg16 = arg; 1237 } 1238 1239 switch(sc->sc_i.run) { 1240 case SB_NOTRUNNING: 1241 /* Non-looping mode, not initialized */ 1242 sc->sc_i.run = SB_RUNNING; 1243 if (!sbdsp_dma_setup_input(sc)) 1244 goto giveup; 1245 /* fall into */ 1246 case SB_RUNNING: 1247 /* Non-looping mode, start DMA */ 1248 DPRINTFN(3,("sbdsp_dma_input: dmastart buf=%p cc=%d chan=%d\n", 1249 p, cc, sc->sc_i.dmachan)); 1250 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, p, 1251 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT); 1252 1253 /* Start PCM in non-looping mode */ 1254 if ((sc->sc_model == SB_JAZZ && sc->sc_i.dmachan > 3) || 1255 (sc->sc_model != SB_JAZZ && sc->sc_i.modep->precision == 16)) 1256 cc >>= 1; 1257 --cc; 1258 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1259 sbdsp_wdsp(sc, cc) < 0 || 1260 sbdsp_wdsp(sc, cc >> 8) < 0) { 1261 DPRINTF(("sbdsp_dma_input: SB1 DMA start failed\n")); 1262 goto giveup; 1263 } 1264 break; 1265 case SB_DMARUNNING: 1266 /* Looping mode, not initialized */ 1267 sc->sc_i.run = SB_PCMRUNNING; 1268 if (!sbdsp_dma_setup_input(sc)) 1269 goto giveup; 1270 if ((sc->sc_model == SB_JAZZ && sc->sc_i.dmachan > 3) || 1271 (sc->sc_model != SB_JAZZ && sc->sc_i.modep->precision == 16)) 1272 cc >>= 1; 1273 --cc; 1274 /* Initialize looping PCM */ 1275 if (ISSB16CLASS(sc)) { 1276 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1277 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1278 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1279 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1280 sbdsp_wdsp(sc, cc) < 0 || 1281 sbdsp_wdsp(sc, cc >> 8) < 0) { 1282 DPRINTF(("sbdsp_dma_input: SB16 DMA start failed\n")); 1283 DPRINTF(("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1284 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1285 goto giveup; 1286 } 1287 } else { 1288 DPRINTF(("sbdsp_dma_input: set blocksize=%d\n", cc)); 1289 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1290 sbdsp_wdsp(sc, cc) < 0 || 1291 sbdsp_wdsp(sc, cc >> 8) < 0) { 1292 DPRINTF(("sbdsp_dma_input: SB2 DMA blocksize failed\n")); 1293 goto giveup; 1294 } 1295 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1296 DPRINTF(("sbdsp_dma_input: SB2 DMA start failed\n")); 1297 goto giveup; 1298 } 1299 } 1300 break; 1301 case SB_PCMRUNNING: 1302 /* Looping mode, nothing to do */ 1303 break; 1304 } 1305 return 0; 1306 1307 giveup: 1308 sbdsp_reset(sc); 1309 return EIO; 1310 } 1311 1312 int 1313 sbdsp_dma_init_output(addr, buf, cc) 1314 void *addr; 1315 void *buf; 1316 int cc; 1317 { 1318 struct sbdsp_softc *sc = addr; 1319 1320 if (sc->sc_model == SB_1) 1321 return 0; 1322 sc->sc_o.run = SB_DMARUNNING; 1323 DPRINTF(("sbdsp: dma start loop output buf=%p cc=%d chan=%d\n", 1324 buf, cc, sc->sc_o.dmachan)); 1325 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, buf, 1326 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT); 1327 return 0; 1328 } 1329 1330 static int 1331 sbdsp_dma_setup_output(sc) 1332 struct sbdsp_softc *sc; 1333 { 1334 int stereo = sc->sc_o.modep->channels == 2; 1335 int cmd; 1336 1337 if (ISSBPRO(sc)) { 1338 /* make sure we re-set stereo mixer bit when we start output. */ 1339 sbdsp_mix_write(sc, SBP_STEREO, 1340 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1341 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1342 cmd = sc->sc_o.modep->cmdchan; 1343 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1344 return 0; 1345 } 1346 1347 if (ISSB16CLASS(sc)) { 1348 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, 1349 sc->sc_o.rate)) { 1350 DPRINTF(("sbdsp_dma_setup_output: rate=%d set failed\n", 1351 sc->sc_o.rate)); 1352 return 0; 1353 } 1354 } else { 1355 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1356 DPRINTF(("sbdsp_dma_setup_output: tc=%d set failed\n", 1357 sc->sc_o.rate)); 1358 return 0; 1359 } 1360 } 1361 return 1; 1362 } 1363 1364 int 1365 sbdsp_dma_output(addr, p, cc, intr, arg) 1366 void *addr; 1367 void *p; 1368 int cc; 1369 void (*intr) __P((void *)); 1370 void *arg; 1371 { 1372 struct sbdsp_softc *sc = addr; 1373 1374 DPRINTFN(2, ("sbdsp_dma_output: sc=%p buf=%p cc=%d intr=%p(%p)\n", 1375 addr, p, cc, intr, arg)); 1376 #ifdef DIAGNOSTIC 1377 if (sc->sc_o.modep->channels == 2 && (cc & 1)) { 1378 DPRINTF(("stereo playback odd bytes (%d)\n", cc)); 1379 return EIO; 1380 } 1381 #endif 1382 1383 if (sc->sc_o.modep->precision == 8) { 1384 #ifdef DIAGNOSTIC 1385 if (sc->sc_o.dmachan != sc->sc_drq8) { 1386 printf("sbdsp_dma_output: prec=%d bad chan %d\n", 1387 sc->sc_o.modep->precision, sc->sc_o.dmachan); 1388 return EIO; 1389 } 1390 #endif 1391 sc->sc_intr8 = intr; 1392 sc->sc_arg8 = arg; 1393 } else { 1394 #ifdef DIAGNOSTIC 1395 if (sc->sc_o.dmachan != sc->sc_drq16) { 1396 printf("sbdsp_dma_output: prec=%d bad chan %d\n", 1397 sc->sc_o.modep->precision, sc->sc_o.dmachan); 1398 return EIO; 1399 } 1400 #endif 1401 sc->sc_intr16 = intr; 1402 sc->sc_arg16 = arg; 1403 } 1404 1405 switch(sc->sc_o.run) { 1406 case SB_NOTRUNNING: 1407 /* Non-looping mode, not initialized */ 1408 sc->sc_o.run = SB_RUNNING; 1409 if (!sbdsp_dma_setup_output(sc)) 1410 goto giveup; 1411 /* fall into */ 1412 case SB_RUNNING: 1413 /* Non-looping mode, initialized. Start DMA and PCM */ 1414 DPRINTFN(3, ("sbdsp: start dma out addr=%p, cc=%d, chan=%d\n", 1415 p, cc, sc->sc_o.dmachan)); 1416 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, p, 1417 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT); 1418 if ((sc->sc_model == SB_JAZZ && sc->sc_o.dmachan > 3) || 1419 (sc->sc_model != SB_JAZZ && sc->sc_o.modep->precision == 16)) 1420 cc >>= 1; 1421 --cc; 1422 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1423 sbdsp_wdsp(sc, cc) < 0 || 1424 sbdsp_wdsp(sc, cc >> 8) < 0) { 1425 DPRINTF(("sbdsp_dma_output: SB1 DMA start failed\n")); 1426 goto giveup; 1427 } 1428 break; 1429 case SB_DMARUNNING: 1430 /* Looping mode, not initialized */ 1431 sc->sc_o.run = SB_PCMRUNNING; 1432 if (!sbdsp_dma_setup_output(sc)) 1433 goto giveup; 1434 if ((sc->sc_model == SB_JAZZ && sc->sc_o.dmachan > 3) || 1435 (sc->sc_model != SB_JAZZ && sc->sc_o.modep->precision == 16)) 1436 cc >>= 1; 1437 --cc; 1438 /* Initialize looping PCM */ 1439 if (ISSB16CLASS(sc)) { 1440 DPRINTF(("sbdsp_dma_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1441 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1442 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1443 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1444 sbdsp_wdsp(sc, cc) < 0 || 1445 sbdsp_wdsp(sc, cc >> 8) < 0) { 1446 DPRINTF(("sbdsp_dma_output: SB16 DMA start failed\n")); 1447 goto giveup; 1448 } 1449 } else { 1450 DPRINTF(("sbdsp_dma_output: set blocksize=%d\n", cc)); 1451 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1452 sbdsp_wdsp(sc, cc) < 0 || 1453 sbdsp_wdsp(sc, cc >> 8) < 0) { 1454 DPRINTF(("sbdsp_dma_output: SB2 DMA blocksize failed\n")); 1455 goto giveup; 1456 } 1457 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1458 DPRINTF(("sbdsp_dma_output: SB2 DMA start failed\n")); 1459 goto giveup; 1460 } 1461 } 1462 break; 1463 case SB_PCMRUNNING: 1464 /* Looping mode, nothing to do */ 1465 break; 1466 } 1467 return 0; 1468 1469 giveup: 1470 sbdsp_reset(sc); 1471 return EIO; 1472 } 1473 1474 /* 1475 * Only the DSP unit on the sound blaster generates interrupts. 1476 * There are three cases of interrupt: reception of a midi byte 1477 * (when mode is enabled), completion of dma transmission, or 1478 * completion of a dma reception. 1479 * 1480 * If there is interrupt sharing or a spurious interrupt occurs 1481 * there is no way to distinguish this on an SB2. So if you have 1482 * an SB2 and experience problems, buy an SB16 (it's only $40). 1483 */ 1484 int 1485 sbdsp_intr(arg) 1486 void *arg; 1487 { 1488 struct sbdsp_softc *sc = arg; 1489 int loop = sc->sc_model != SB_1; 1490 u_char irq; 1491 1492 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1493 sc->sc_intr8, sc->sc_intr16)); 1494 if (ISSB16CLASS(sc)) { 1495 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1496 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) { 1497 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1498 return 0; 1499 } 1500 } else { 1501 if (!loop && !isa_dmafinished(sc->sc_ic, sc->sc_drq8)) 1502 return 0; 1503 irq = SBP_IRQ_DMA8; 1504 } 1505 sc->sc_interrupts++; 1506 delay(10); /* XXX why? */ 1507 if (sc->sc_intr8 == 0 && sc->sc_intr16 == 0 && sc->sc_intrm == 0) { 1508 DPRINTF(("sbdsp_intr: Unexpected interrupt 0x%x\n", irq)); 1509 /* XXX return 0;*/ /* Did not expect an interrupt */ 1510 } 1511 1512 /* clear interrupt */ 1513 if (irq & SBP_IRQ_DMA8) { 1514 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1515 #if NMIDI > 0 1516 if (sc->sc_open == SB_OPEN_MIDI) 1517 sbdsp_midi_intr(sc); 1518 else 1519 #endif 1520 { 1521 if (!loop) 1522 isa_dmadone(sc->sc_ic, sc->sc_drq8); 1523 if (sc->sc_intr8) 1524 sc->sc_intr8(sc->sc_arg8); 1525 } 1526 } 1527 if (irq & SBP_IRQ_DMA16) { 1528 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1529 if (sc->sc_intr16) 1530 sc->sc_intr16(sc->sc_arg16); 1531 } 1532 #if NMIDI > 0 1533 if ((irq & SBP_IRQ_MPU401) & sc->sc_hasmpu) { 1534 mpu401_intr(&sc->sc_mpu_sc); 1535 } 1536 #endif 1537 return 1; 1538 } 1539 1540 /* Like val & mask, but make sure the result is correctly rounded. */ 1541 #define MAXVAL 256 1542 static int 1543 sbdsp_adjust(val, mask) 1544 int val, mask; 1545 { 1546 val += (MAXVAL - mask) >> 1; 1547 if (val >= MAXVAL) 1548 val = MAXVAL-1; 1549 return val & mask; 1550 } 1551 1552 void 1553 sbdsp_set_mixer_gain(sc, port) 1554 struct sbdsp_softc *sc; 1555 int port; 1556 { 1557 int src, gain; 1558 1559 switch(sc->sc_mixer_model) { 1560 case SBM_NONE: 1561 return; 1562 case SBM_CT1335: 1563 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1564 switch(port) { 1565 case SB_MASTER_VOL: 1566 src = SBP_1335_MASTER_VOL; 1567 break; 1568 case SB_MIDI_VOL: 1569 src = SBP_1335_MIDI_VOL; 1570 break; 1571 case SB_CD_VOL: 1572 src = SBP_1335_CD_VOL; 1573 break; 1574 case SB_VOICE_VOL: 1575 src = SBP_1335_VOICE_VOL; 1576 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1577 break; 1578 default: 1579 return; 1580 } 1581 sbdsp_mix_write(sc, src, gain); 1582 break; 1583 case SBM_CT1345: 1584 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1585 sc->gain[port][SB_RIGHT]); 1586 switch (port) { 1587 case SB_MIC_VOL: 1588 src = SBP_MIC_VOL; 1589 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1590 break; 1591 case SB_MASTER_VOL: 1592 src = SBP_MASTER_VOL; 1593 break; 1594 case SB_LINE_IN_VOL: 1595 src = SBP_LINE_VOL; 1596 break; 1597 case SB_VOICE_VOL: 1598 src = SBP_VOICE_VOL; 1599 break; 1600 case SB_MIDI_VOL: 1601 src = SBP_MIDI_VOL; 1602 break; 1603 case SB_CD_VOL: 1604 src = SBP_CD_VOL; 1605 break; 1606 default: 1607 return; 1608 } 1609 sbdsp_mix_write(sc, src, gain); 1610 break; 1611 case SBM_CT1XX5: 1612 case SBM_CT1745: 1613 switch (port) { 1614 case SB_MIC_VOL: 1615 src = SB16P_MIC_L; 1616 break; 1617 case SB_MASTER_VOL: 1618 src = SB16P_MASTER_L; 1619 break; 1620 case SB_LINE_IN_VOL: 1621 src = SB16P_LINE_L; 1622 break; 1623 case SB_VOICE_VOL: 1624 src = SB16P_VOICE_L; 1625 break; 1626 case SB_MIDI_VOL: 1627 src = SB16P_MIDI_L; 1628 break; 1629 case SB_CD_VOL: 1630 src = SB16P_CD_L; 1631 break; 1632 case SB_INPUT_GAIN: 1633 src = SB16P_INPUT_GAIN_L; 1634 break; 1635 case SB_OUTPUT_GAIN: 1636 src = SB16P_OUTPUT_GAIN_L; 1637 break; 1638 case SB_TREBLE: 1639 src = SB16P_TREBLE_L; 1640 break; 1641 case SB_BASS: 1642 src = SB16P_BASS_L; 1643 break; 1644 case SB_PCSPEAKER: 1645 sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]); 1646 return; 1647 default: 1648 return; 1649 } 1650 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1651 sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]); 1652 break; 1653 } 1654 } 1655 1656 int 1657 sbdsp_mixer_set_port(addr, cp) 1658 void *addr; 1659 mixer_ctrl_t *cp; 1660 { 1661 struct sbdsp_softc *sc = addr; 1662 int lgain, rgain; 1663 int mask, bits; 1664 int lmask, rmask, lbits, rbits; 1665 int mute, swap; 1666 1667 if (sc->sc_open == SB_OPEN_MIDI) 1668 return EBUSY; 1669 1670 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1671 cp->un.value.num_channels)); 1672 1673 if (sc->sc_mixer_model == SBM_NONE) 1674 return EINVAL; 1675 1676 switch (cp->dev) { 1677 case SB_TREBLE: 1678 case SB_BASS: 1679 if (sc->sc_mixer_model == SBM_CT1345 || 1680 sc->sc_mixer_model == SBM_CT1XX5) { 1681 if (cp->type != AUDIO_MIXER_ENUM) 1682 return EINVAL; 1683 switch (cp->dev) { 1684 case SB_TREBLE: 1685 sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0); 1686 return 0; 1687 case SB_BASS: 1688 sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0); 1689 return 0; 1690 } 1691 } 1692 case SB_PCSPEAKER: 1693 case SB_INPUT_GAIN: 1694 case SB_OUTPUT_GAIN: 1695 if (!ISSBM1745(sc)) 1696 return EINVAL; 1697 case SB_MIC_VOL: 1698 case SB_LINE_IN_VOL: 1699 if (sc->sc_mixer_model == SBM_CT1335) 1700 return EINVAL; 1701 case SB_VOICE_VOL: 1702 case SB_MIDI_VOL: 1703 case SB_CD_VOL: 1704 case SB_MASTER_VOL: 1705 if (cp->type != AUDIO_MIXER_VALUE) 1706 return EINVAL; 1707 1708 /* 1709 * All the mixer ports are stereo except for the microphone. 1710 * If we get a single-channel gain value passed in, then we 1711 * duplicate it to both left and right channels. 1712 */ 1713 1714 switch (cp->dev) { 1715 case SB_MIC_VOL: 1716 if (cp->un.value.num_channels != 1) 1717 return EINVAL; 1718 1719 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1720 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1721 break; 1722 case SB_PCSPEAKER: 1723 if (cp->un.value.num_channels != 1) 1724 return EINVAL; 1725 /* fall into */ 1726 case SB_INPUT_GAIN: 1727 case SB_OUTPUT_GAIN: 1728 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1729 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1730 break; 1731 default: 1732 switch (cp->un.value.num_channels) { 1733 case 1: 1734 lgain = rgain = SB_ADJUST_GAIN(sc, 1735 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1736 break; 1737 case 2: 1738 if (sc->sc_mixer_model == SBM_CT1335) 1739 return EINVAL; 1740 lgain = SB_ADJUST_GAIN(sc, 1741 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1742 rgain = SB_ADJUST_GAIN(sc, 1743 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1744 break; 1745 default: 1746 return EINVAL; 1747 } 1748 break; 1749 } 1750 sc->gain[cp->dev][SB_LEFT] = lgain; 1751 sc->gain[cp->dev][SB_RIGHT] = rgain; 1752 1753 sbdsp_set_mixer_gain(sc, cp->dev); 1754 break; 1755 1756 case SB_RECORD_SOURCE: 1757 if (ISSBM1745(sc)) { 1758 if (cp->type != AUDIO_MIXER_SET) 1759 return EINVAL; 1760 return sbdsp_set_in_ports(sc, cp->un.mask); 1761 } else { 1762 if (cp->type != AUDIO_MIXER_ENUM) 1763 return EINVAL; 1764 sc->in_port = cp->un.ord; 1765 return sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1766 } 1767 break; 1768 1769 case SB_AGC: 1770 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1771 return EINVAL; 1772 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1773 break; 1774 1775 case SB_CD_OUT_MUTE: 1776 mask = SB16P_SW_CD; 1777 goto omute; 1778 case SB_MIC_OUT_MUTE: 1779 mask = SB16P_SW_MIC; 1780 goto omute; 1781 case SB_LINE_OUT_MUTE: 1782 mask = SB16P_SW_LINE; 1783 omute: 1784 if (cp->type != AUDIO_MIXER_ENUM) 1785 return EINVAL; 1786 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1787 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1788 if (cp->un.ord) 1789 bits = bits & ~mask; 1790 else 1791 bits = bits | mask; 1792 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1793 break; 1794 1795 case SB_MIC_IN_MUTE: 1796 case SB_MIC_SWAP: 1797 lmask = rmask = SB16P_SW_MIC; 1798 goto imute; 1799 case SB_CD_IN_MUTE: 1800 case SB_CD_SWAP: 1801 lmask = SB16P_SW_CD_L; 1802 rmask = SB16P_SW_CD_R; 1803 goto imute; 1804 case SB_LINE_IN_MUTE: 1805 case SB_LINE_SWAP: 1806 lmask = SB16P_SW_LINE_L; 1807 rmask = SB16P_SW_LINE_R; 1808 goto imute; 1809 case SB_MIDI_IN_MUTE: 1810 case SB_MIDI_SWAP: 1811 lmask = SB16P_SW_MIDI_L; 1812 rmask = SB16P_SW_MIDI_R; 1813 imute: 1814 if (cp->type != AUDIO_MIXER_ENUM) 1815 return EINVAL; 1816 mask = lmask | rmask; 1817 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1818 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1819 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1820 if (SB_IS_IN_MUTE(cp->dev)) { 1821 mute = cp->dev; 1822 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1823 } else { 1824 swap = cp->dev; 1825 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1826 } 1827 if (sc->gain[swap][SB_LR]) { 1828 mask = lmask; 1829 lmask = rmask; 1830 rmask = mask; 1831 } 1832 if (!sc->gain[mute][SB_LR]) { 1833 lbits = lbits | lmask; 1834 rbits = rbits | rmask; 1835 } 1836 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1837 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1838 break; 1839 1840 default: 1841 return EINVAL; 1842 } 1843 1844 return 0; 1845 } 1846 1847 int 1848 sbdsp_mixer_get_port(addr, cp) 1849 void *addr; 1850 mixer_ctrl_t *cp; 1851 { 1852 struct sbdsp_softc *sc = addr; 1853 1854 if (sc->sc_open == SB_OPEN_MIDI) 1855 return EBUSY; 1856 1857 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1858 1859 if (sc->sc_mixer_model == SBM_NONE) 1860 return EINVAL; 1861 1862 switch (cp->dev) { 1863 case SB_TREBLE: 1864 case SB_BASS: 1865 if (sc->sc_mixer_model == SBM_CT1345 || 1866 sc->sc_mixer_model == SBM_CT1XX5) { 1867 switch (cp->dev) { 1868 case SB_TREBLE: 1869 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1870 return 0; 1871 case SB_BASS: 1872 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1873 return 0; 1874 } 1875 } 1876 case SB_PCSPEAKER: 1877 case SB_INPUT_GAIN: 1878 case SB_OUTPUT_GAIN: 1879 if (!ISSBM1745(sc)) 1880 return EINVAL; 1881 case SB_MIC_VOL: 1882 case SB_LINE_IN_VOL: 1883 if (sc->sc_mixer_model == SBM_CT1335) 1884 return EINVAL; 1885 case SB_VOICE_VOL: 1886 case SB_MIDI_VOL: 1887 case SB_CD_VOL: 1888 case SB_MASTER_VOL: 1889 switch (cp->dev) { 1890 case SB_MIC_VOL: 1891 case SB_PCSPEAKER: 1892 if (cp->un.value.num_channels != 1) 1893 return EINVAL; 1894 /* fall into */ 1895 default: 1896 switch (cp->un.value.num_channels) { 1897 case 1: 1898 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1899 sc->gain[cp->dev][SB_LEFT]; 1900 break; 1901 case 2: 1902 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1903 sc->gain[cp->dev][SB_LEFT]; 1904 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1905 sc->gain[cp->dev][SB_RIGHT]; 1906 break; 1907 default: 1908 return EINVAL; 1909 } 1910 break; 1911 } 1912 break; 1913 1914 case SB_RECORD_SOURCE: 1915 if (ISSBM1745(sc)) 1916 cp->un.mask = sc->in_mask; 1917 else 1918 cp->un.ord = sc->in_port; 1919 break; 1920 1921 case SB_AGC: 1922 if (!ISSBM1745(sc)) 1923 return EINVAL; 1924 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1925 break; 1926 1927 case SB_CD_IN_MUTE: 1928 case SB_MIC_IN_MUTE: 1929 case SB_LINE_IN_MUTE: 1930 case SB_MIDI_IN_MUTE: 1931 case SB_CD_SWAP: 1932 case SB_MIC_SWAP: 1933 case SB_LINE_SWAP: 1934 case SB_MIDI_SWAP: 1935 case SB_CD_OUT_MUTE: 1936 case SB_MIC_OUT_MUTE: 1937 case SB_LINE_OUT_MUTE: 1938 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1939 break; 1940 1941 default: 1942 return EINVAL; 1943 } 1944 1945 return 0; 1946 } 1947 1948 int 1949 sbdsp_mixer_query_devinfo(addr, dip) 1950 void *addr; 1951 mixer_devinfo_t *dip; 1952 { 1953 struct sbdsp_softc *sc = addr; 1954 int chan, class, is1745; 1955 1956 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 1957 sc->sc_mixer_model, dip->index)); 1958 1959 if (sc->sc_mixer_model == SBM_NONE) 1960 return ENXIO; 1961 1962 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 1963 is1745 = ISSBM1745(sc); 1964 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 1965 1966 switch (dip->index) { 1967 case SB_MASTER_VOL: 1968 dip->type = AUDIO_MIXER_VALUE; 1969 dip->mixer_class = SB_OUTPUT_CLASS; 1970 dip->prev = dip->next = AUDIO_MIXER_LAST; 1971 strcpy(dip->label.name, AudioNmaster); 1972 dip->un.v.num_channels = chan; 1973 strcpy(dip->un.v.units.name, AudioNvolume); 1974 return 0; 1975 case SB_MIDI_VOL: 1976 dip->type = AUDIO_MIXER_VALUE; 1977 dip->mixer_class = class; 1978 dip->prev = AUDIO_MIXER_LAST; 1979 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 1980 strcpy(dip->label.name, AudioNfmsynth); 1981 dip->un.v.num_channels = chan; 1982 strcpy(dip->un.v.units.name, AudioNvolume); 1983 return 0; 1984 case SB_CD_VOL: 1985 dip->type = AUDIO_MIXER_VALUE; 1986 dip->mixer_class = class; 1987 dip->prev = AUDIO_MIXER_LAST; 1988 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 1989 strcpy(dip->label.name, AudioNcd); 1990 dip->un.v.num_channels = chan; 1991 strcpy(dip->un.v.units.name, AudioNvolume); 1992 return 0; 1993 case SB_VOICE_VOL: 1994 dip->type = AUDIO_MIXER_VALUE; 1995 dip->mixer_class = class; 1996 dip->prev = AUDIO_MIXER_LAST; 1997 dip->next = AUDIO_MIXER_LAST; 1998 strcpy(dip->label.name, AudioNdac); 1999 dip->un.v.num_channels = chan; 2000 strcpy(dip->un.v.units.name, AudioNvolume); 2001 return 0; 2002 case SB_OUTPUT_CLASS: 2003 dip->type = AUDIO_MIXER_CLASS; 2004 dip->mixer_class = SB_OUTPUT_CLASS; 2005 dip->next = dip->prev = AUDIO_MIXER_LAST; 2006 strcpy(dip->label.name, AudioCoutputs); 2007 return 0; 2008 } 2009 2010 if (sc->sc_mixer_model == SBM_CT1335) 2011 return ENXIO; 2012 2013 switch (dip->index) { 2014 case SB_MIC_VOL: 2015 dip->type = AUDIO_MIXER_VALUE; 2016 dip->mixer_class = class; 2017 dip->prev = AUDIO_MIXER_LAST; 2018 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2019 strcpy(dip->label.name, AudioNmicrophone); 2020 dip->un.v.num_channels = 1; 2021 strcpy(dip->un.v.units.name, AudioNvolume); 2022 return 0; 2023 2024 case SB_LINE_IN_VOL: 2025 dip->type = AUDIO_MIXER_VALUE; 2026 dip->mixer_class = class; 2027 dip->prev = AUDIO_MIXER_LAST; 2028 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2029 strcpy(dip->label.name, AudioNline); 2030 dip->un.v.num_channels = 2; 2031 strcpy(dip->un.v.units.name, AudioNvolume); 2032 return 0; 2033 2034 case SB_RECORD_SOURCE: 2035 dip->mixer_class = SB_RECORD_CLASS; 2036 dip->prev = dip->next = AUDIO_MIXER_LAST; 2037 strcpy(dip->label.name, AudioNsource); 2038 if (ISSBM1745(sc)) { 2039 dip->type = AUDIO_MIXER_SET; 2040 dip->un.s.num_mem = 4; 2041 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2042 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2043 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2044 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2045 strcpy(dip->un.s.member[2].label.name, AudioNline); 2046 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2047 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2048 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2049 } else { 2050 dip->type = AUDIO_MIXER_ENUM; 2051 dip->un.e.num_mem = 3; 2052 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2053 dip->un.e.member[0].ord = SB_MIC_VOL; 2054 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2055 dip->un.e.member[1].ord = SB_CD_VOL; 2056 strcpy(dip->un.e.member[2].label.name, AudioNline); 2057 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2058 } 2059 return 0; 2060 2061 case SB_BASS: 2062 dip->prev = dip->next = AUDIO_MIXER_LAST; 2063 strcpy(dip->label.name, AudioNbass); 2064 if (sc->sc_mixer_model == SBM_CT1745) { 2065 dip->type = AUDIO_MIXER_VALUE; 2066 dip->mixer_class = SB_EQUALIZATION_CLASS; 2067 dip->un.v.num_channels = 2; 2068 strcpy(dip->un.v.units.name, AudioNbass); 2069 } else { 2070 dip->type = AUDIO_MIXER_ENUM; 2071 dip->mixer_class = SB_INPUT_CLASS; 2072 dip->un.e.num_mem = 2; 2073 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2074 dip->un.e.member[0].ord = 0; 2075 strcpy(dip->un.e.member[1].label.name, AudioNon); 2076 dip->un.e.member[1].ord = 1; 2077 } 2078 return 0; 2079 2080 case SB_TREBLE: 2081 dip->prev = dip->next = AUDIO_MIXER_LAST; 2082 strcpy(dip->label.name, AudioNtreble); 2083 if (sc->sc_mixer_model == SBM_CT1745) { 2084 dip->type = AUDIO_MIXER_VALUE; 2085 dip->mixer_class = SB_EQUALIZATION_CLASS; 2086 dip->un.v.num_channels = 2; 2087 strcpy(dip->un.v.units.name, AudioNtreble); 2088 } else { 2089 dip->type = AUDIO_MIXER_ENUM; 2090 dip->mixer_class = SB_INPUT_CLASS; 2091 dip->un.e.num_mem = 2; 2092 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2093 dip->un.e.member[0].ord = 0; 2094 strcpy(dip->un.e.member[1].label.name, AudioNon); 2095 dip->un.e.member[1].ord = 1; 2096 } 2097 return 0; 2098 2099 case SB_RECORD_CLASS: /* record source class */ 2100 dip->type = AUDIO_MIXER_CLASS; 2101 dip->mixer_class = SB_RECORD_CLASS; 2102 dip->next = dip->prev = AUDIO_MIXER_LAST; 2103 strcpy(dip->label.name, AudioCrecord); 2104 return 0; 2105 2106 case SB_INPUT_CLASS: 2107 dip->type = AUDIO_MIXER_CLASS; 2108 dip->mixer_class = SB_INPUT_CLASS; 2109 dip->next = dip->prev = AUDIO_MIXER_LAST; 2110 strcpy(dip->label.name, AudioCinputs); 2111 return 0; 2112 2113 } 2114 2115 if (sc->sc_mixer_model == SBM_CT1345) 2116 return ENXIO; 2117 2118 switch(dip->index) { 2119 case SB_PCSPEAKER: 2120 dip->type = AUDIO_MIXER_VALUE; 2121 dip->mixer_class = SB_INPUT_CLASS; 2122 dip->prev = dip->next = AUDIO_MIXER_LAST; 2123 strcpy(dip->label.name, "pc_speaker"); 2124 dip->un.v.num_channels = 1; 2125 strcpy(dip->un.v.units.name, AudioNvolume); 2126 return 0; 2127 2128 case SB_INPUT_GAIN: 2129 dip->type = AUDIO_MIXER_VALUE; 2130 dip->mixer_class = SB_INPUT_CLASS; 2131 dip->prev = dip->next = AUDIO_MIXER_LAST; 2132 strcpy(dip->label.name, AudioNinput); 2133 dip->un.v.num_channels = 2; 2134 strcpy(dip->un.v.units.name, AudioNvolume); 2135 return 0; 2136 2137 case SB_OUTPUT_GAIN: 2138 dip->type = AUDIO_MIXER_VALUE; 2139 dip->mixer_class = SB_OUTPUT_CLASS; 2140 dip->prev = dip->next = AUDIO_MIXER_LAST; 2141 strcpy(dip->label.name, AudioNoutput); 2142 dip->un.v.num_channels = 2; 2143 strcpy(dip->un.v.units.name, AudioNvolume); 2144 return 0; 2145 2146 case SB_AGC: 2147 dip->type = AUDIO_MIXER_ENUM; 2148 dip->mixer_class = SB_INPUT_CLASS; 2149 dip->prev = dip->next = AUDIO_MIXER_LAST; 2150 strcpy(dip->label.name, "agc"); 2151 dip->un.e.num_mem = 2; 2152 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2153 dip->un.e.member[0].ord = 0; 2154 strcpy(dip->un.e.member[1].label.name, AudioNon); 2155 dip->un.e.member[1].ord = 1; 2156 return 0; 2157 2158 case SB_EQUALIZATION_CLASS: 2159 dip->type = AUDIO_MIXER_CLASS; 2160 dip->mixer_class = SB_EQUALIZATION_CLASS; 2161 dip->next = dip->prev = AUDIO_MIXER_LAST; 2162 strcpy(dip->label.name, AudioCequalization); 2163 return 0; 2164 2165 case SB_CD_IN_MUTE: 2166 dip->prev = SB_CD_VOL; 2167 dip->next = SB_CD_SWAP; 2168 dip->mixer_class = SB_INPUT_CLASS; 2169 goto mute; 2170 2171 case SB_MIC_IN_MUTE: 2172 dip->prev = SB_MIC_VOL; 2173 dip->next = SB_MIC_SWAP; 2174 dip->mixer_class = SB_INPUT_CLASS; 2175 goto mute; 2176 2177 case SB_LINE_IN_MUTE: 2178 dip->prev = SB_LINE_IN_VOL; 2179 dip->next = SB_LINE_SWAP; 2180 dip->mixer_class = SB_INPUT_CLASS; 2181 goto mute; 2182 2183 case SB_MIDI_IN_MUTE: 2184 dip->prev = SB_MIDI_VOL; 2185 dip->next = SB_MIDI_SWAP; 2186 dip->mixer_class = SB_INPUT_CLASS; 2187 goto mute; 2188 2189 case SB_CD_SWAP: 2190 dip->prev = SB_CD_IN_MUTE; 2191 dip->next = SB_CD_OUT_MUTE; 2192 goto swap; 2193 2194 case SB_MIC_SWAP: 2195 dip->prev = SB_MIC_IN_MUTE; 2196 dip->next = SB_MIC_OUT_MUTE; 2197 goto swap; 2198 2199 case SB_LINE_SWAP: 2200 dip->prev = SB_LINE_IN_MUTE; 2201 dip->next = SB_LINE_OUT_MUTE; 2202 goto swap; 2203 2204 case SB_MIDI_SWAP: 2205 dip->prev = SB_MIDI_IN_MUTE; 2206 dip->next = AUDIO_MIXER_LAST; 2207 swap: 2208 dip->mixer_class = SB_INPUT_CLASS; 2209 strcpy(dip->label.name, AudioNswap); 2210 goto mute1; 2211 2212 case SB_CD_OUT_MUTE: 2213 dip->prev = SB_CD_SWAP; 2214 dip->next = AUDIO_MIXER_LAST; 2215 dip->mixer_class = SB_OUTPUT_CLASS; 2216 goto mute; 2217 2218 case SB_MIC_OUT_MUTE: 2219 dip->prev = SB_MIC_SWAP; 2220 dip->next = AUDIO_MIXER_LAST; 2221 dip->mixer_class = SB_OUTPUT_CLASS; 2222 goto mute; 2223 2224 case SB_LINE_OUT_MUTE: 2225 dip->prev = SB_LINE_SWAP; 2226 dip->next = AUDIO_MIXER_LAST; 2227 dip->mixer_class = SB_OUTPUT_CLASS; 2228 mute: 2229 strcpy(dip->label.name, AudioNmute); 2230 mute1: 2231 dip->type = AUDIO_MIXER_ENUM; 2232 dip->un.e.num_mem = 2; 2233 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2234 dip->un.e.member[0].ord = 0; 2235 strcpy(dip->un.e.member[1].label.name, AudioNon); 2236 dip->un.e.member[1].ord = 1; 2237 return 0; 2238 2239 } 2240 2241 return ENXIO; 2242 } 2243 2244 void * 2245 sb_malloc(addr, size, pool, flags) 2246 void *addr; 2247 unsigned long size; 2248 int pool; 2249 int flags; 2250 { 2251 struct sbdsp_softc *sc = addr; 2252 2253 return isa_malloc(sc->sc_ic, 4, size, pool, flags); 2254 } 2255 2256 void 2257 sb_free(addr, ptr, pool) 2258 void *addr; 2259 void *ptr; 2260 int pool; 2261 { 2262 isa_free(ptr, pool); 2263 } 2264 2265 unsigned long 2266 sb_round(addr, size) 2267 void *addr; 2268 unsigned long size; 2269 { 2270 if (size > MAX_ISADMA) 2271 size = MAX_ISADMA; 2272 return size; 2273 } 2274 2275 int 2276 sb_mappage(addr, mem, off, prot) 2277 void *addr; 2278 void *mem; 2279 int off; 2280 int prot; 2281 { 2282 return isa_mappage(mem, off, prot); 2283 } 2284 2285 int 2286 sbdsp_get_props(addr) 2287 void *addr; 2288 { 2289 struct sbdsp_softc *sc = addr; 2290 return AUDIO_PROP_MMAP | 2291 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2292 } 2293 2294 #if NMIDI > 0 2295 /* 2296 * MIDI related routines. 2297 */ 2298 2299 int 2300 sbdsp_midi_open(addr, flags, iintr, ointr, arg) 2301 void *addr; 2302 int flags; 2303 void (*iintr)__P((void *, int)); 2304 void (*ointr)__P((void *)); 2305 void *arg; 2306 { 2307 struct sbdsp_softc *sc = addr; 2308 2309 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2310 2311 if (sc->sc_open != SB_CLOSED) 2312 return EBUSY; 2313 if (sbdsp_reset(sc) != 0) 2314 return EIO; 2315 2316 if (sc->sc_model >= SB_20) 2317 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2318 return EIO; 2319 sc->sc_open = SB_OPEN_MIDI; 2320 sc->sc_openflags = flags; 2321 sc->sc_intrm = iintr; 2322 sc->sc_argm = arg; 2323 return 0; 2324 } 2325 2326 void 2327 sbdsp_midi_close(addr) 2328 void *addr; 2329 { 2330 struct sbdsp_softc *sc = addr; 2331 2332 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2333 2334 if (sc->sc_model >= SB_20) 2335 sbdsp_reset(sc); /* exit UART mode */ 2336 sc->sc_open = SB_CLOSED; 2337 sc->sc_intrm = 0; 2338 } 2339 2340 int 2341 sbdsp_midi_output(addr, d) 2342 void *addr; 2343 int d; 2344 { 2345 struct sbdsp_softc *sc = addr; 2346 2347 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2348 return EIO; 2349 if (sbdsp_wdsp(sc, d)) 2350 return EIO; 2351 return 0; 2352 } 2353 2354 void 2355 sbdsp_midi_getinfo(addr, mi) 2356 void *addr; 2357 struct midi_info *mi; 2358 { 2359 struct sbdsp_softc *sc = addr; 2360 2361 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2362 mi->props = MIDI_PROP_CAN_INPUT; 2363 } 2364 2365 void 2366 sbdsp_midi_intr(sc) 2367 struct sbdsp_softc *sc; 2368 { 2369 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2370 } 2371 2372 #endif 2373 2374
Indexes created Tue Sep 30 11:09:46 GMT 2025