sbdsp.c revision 1.100
1 /* $NetBSD: sbdsp.c,v 1.100 1999/08/04 10:50:52 augustss Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Charles M. Hannum. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * Copyright (c) 1991-1993 Regents of the University of California. 41 * All rights reserved. 42 * 43 * Redistribution and use in source and binary forms, with or without 44 * modification, are permitted provided that the following conditions 45 * are met: 46 * 1. Redistributions of source code must retain the above copyright 47 * notice, this list of conditions and the following disclaimer. 48 * 2. Redistributions in binary form must reproduce the above copyright 49 * notice, this list of conditions and the following disclaimer in the 50 * documentation and/or other materials provided with the distribution. 51 * 3. All advertising materials mentioning features or use of this software 52 * must display the following acknowledgement: 53 * This product includes software developed by the Computer Systems 54 * Engineering Group at Lawrence Berkeley Laboratory. 55 * 4. Neither the name of the University nor of the Laboratory may be used 56 * to endorse or promote products derived from this software without 57 * specific prior written permission. 58 * 59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 69 * SUCH DAMAGE. 70 * 71 */ 72 73 /* 74 * SoundBlaster Pro code provided by John Kohl, based on lots of 75 * information he gleaned from Steve Haehnichen <steve (at) vigra.com>'s 76 * SBlast driver for 386BSD and DOS driver code from Daniel Sachs 77 * <sachs (at) meibm15.cen.uiuc.edu>. 78 * Lots of rewrites by Lennart Augustsson <augustss (at) cs.chalmers.se> 79 * with information from SB "Hardware Programming Guide" and the 80 * Linux drivers. 81 */ 82 83 #include "midi.h" 84 #include "mpu.h" 85 86 #include <sys/param.h> 87 #include <sys/systm.h> 88 #include <sys/errno.h> 89 #include <sys/ioctl.h> 90 #include <sys/syslog.h> 91 #include <sys/device.h> 92 #include <sys/proc.h> 93 #include <sys/buf.h> 94 #include <vm/vm.h> 95 96 #include <machine/cpu.h> 97 #include <machine/intr.h> 98 #include <machine/bus.h> 99 100 #include <sys/audioio.h> 101 #include <dev/audio_if.h> 102 #include <dev/midi_if.h> 103 #include <dev/mulaw.h> 104 #include <dev/auconv.h> 105 106 #include <dev/isa/isavar.h> 107 #include <dev/isa/isadmavar.h> 108 109 #include <dev/isa/sbreg.h> 110 #include <dev/isa/sbdspvar.h> 111 112 113 #ifdef AUDIO_DEBUG 114 #define DPRINTF(x) if (sbdspdebug) printf x 115 #define DPRINTFN(n,x) if (sbdspdebug >= (n)) printf x 116 int sbdspdebug = 0; 117 #else 118 #define DPRINTF(x) 119 #define DPRINTFN(n,x) 120 #endif 121 122 #ifndef SBDSP_NPOLL 123 #define SBDSP_NPOLL 3000 124 #endif 125 126 struct { 127 int wdsp; 128 int rdsp; 129 int wmidi; 130 } sberr; 131 132 /* 133 * Time constant routines follow. See SBK, section 12. 134 * Although they don't come out and say it (in the docs), 135 * the card clearly uses a 1MHz countdown timer, as the 136 * low-speed formula (p. 12-4) is: 137 * tc = 256 - 10^6 / sr 138 * In high-speed mode, the constant is the upper byte of a 16-bit counter, 139 * and a 256MHz clock is used: 140 * tc = 65536 - 256 * 10^ 6 / sr 141 * Since we can only use the upper byte of the HS TC, the two formulae 142 * are equivalent. (Why didn't they say so?) E.g., 143 * (65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x 144 * 145 * The crossover point (from low- to high-speed modes) is different 146 * for the SBPRO and SB20. The table on p. 12-5 gives the following data: 147 * 148 * SBPRO SB20 149 * ----- -------- 150 * input ls min 4 KHz 4 KHz 151 * input ls max 23 KHz 13 KHz 152 * input hs max 44.1 KHz 15 KHz 153 * output ls min 4 KHz 4 KHz 154 * output ls max 23 KHz 23 KHz 155 * output hs max 44.1 KHz 44.1 KHz 156 */ 157 /* XXX Should we round the tc? 158 #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8) 159 */ 160 #define SB_RATE_TO_TC(x) (256 - 1000000 / (x)) 161 #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc))) 162 163 struct sbmode { 164 short model; 165 u_char channels; 166 u_char precision; 167 u_short lowrate, highrate; 168 u_char cmd; 169 u_char halt, cont; 170 u_char cmdchan; 171 }; 172 static struct sbmode sbpmodes[] = { 173 { SB_1, 1, 8, 4000,22727,SB_DSP_WDMA ,SB_DSP_HALT ,SB_DSP_CONT }, 174 { SB_20, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 175 { SB_2x, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 176 { SB_2x, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 177 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 178 { SB_PRO, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 179 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 180 /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */ 181 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 182 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 183 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 184 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 185 { SB_JAZZ,1,16, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 186 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 187 { SB_16, 1, 8, 5000,45000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 188 { SB_16, 2, 8, 5000,45000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 189 #define PLAY16 15 /* must be the index of the next entry in the table */ 190 { SB_16, 1,16, 5000,45000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 191 { SB_16, 2,16, 5000,45000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 192 { -1 } 193 }; 194 static struct sbmode sbrmodes[] = { 195 { SB_1, 1, 8, 4000,12987,SB_DSP_RDMA ,SB_DSP_HALT ,SB_DSP_CONT }, 196 { SB_20, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 197 { SB_2x, 1, 8,12987,14925,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT }, 198 { SB_2x, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 199 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 200 { SB_PRO, 1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 201 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 202 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 203 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 204 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 205 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 206 { SB_JAZZ,1,16, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 207 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 208 { SB_16, 1, 8, 5000,45000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 209 { SB_16, 2, 8, 5000,45000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 210 { SB_16, 1,16, 5000,45000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 211 { SB_16, 2,16, 5000,45000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 212 { -1 } 213 }; 214 215 void sbversion __P((struct sbdsp_softc *)); 216 void sbdsp_jazz16_probe __P((struct sbdsp_softc *)); 217 void sbdsp_set_mixer_gain __P((struct sbdsp_softc *sc, int port)); 218 void sbdsp_to __P((void *)); 219 void sbdsp_pause __P((struct sbdsp_softc *)); 220 int sbdsp_set_timeconst __P((struct sbdsp_softc *, int)); 221 int sbdsp16_set_rate __P((struct sbdsp_softc *, int, int)); 222 int sbdsp_set_in_ports __P((struct sbdsp_softc *, int)); 223 void sbdsp_set_ifilter __P((void *, int)); 224 int sbdsp_get_ifilter __P((void *)); 225 226 int sbdsp_block_output __P((void *)); 227 int sbdsp_block_input __P((void *)); 228 static int sbdsp_adjust __P((int, int)); 229 230 int sbdsp_midi_intr __P((void *)); 231 232 #ifdef AUDIO_DEBUG 233 void sb_printsc __P((struct sbdsp_softc *)); 234 235 void 236 sb_printsc(sc) 237 struct sbdsp_softc *sc; 238 { 239 int i; 240 241 printf("open %d dmachan %d/%d %d/%d iobase 0x%x irq %d\n", 242 (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run, 243 sc->sc_drq8, sc->sc_drq16, 244 sc->sc_iobase, sc->sc_irq); 245 printf("irate %d itc %x orate %d otc %x\n", 246 sc->sc_i.rate, sc->sc_i.tc, 247 sc->sc_o.rate, sc->sc_o.tc); 248 printf("spkron %u nintr %lu\n", 249 sc->spkr_state, sc->sc_interrupts); 250 printf("intr8 %p intr16 %p\n", 251 sc->sc_intr8, sc->sc_intr16); 252 printf("gain:"); 253 for (i = 0; i < SB_NDEVS; i++) 254 printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]); 255 printf("\n"); 256 } 257 #endif /* AUDIO_DEBUG */ 258 259 /* 260 * Probe / attach routines. 261 */ 262 263 /* 264 * Probe for the soundblaster hardware. 265 */ 266 int 267 sbdsp_probe(sc) 268 struct sbdsp_softc *sc; 269 { 270 271 if (sbdsp_reset(sc) < 0) { 272 DPRINTF(("sbdsp: couldn't reset card\n")); 273 return 0; 274 } 275 /* if flags set, go and probe the jazz16 stuff */ 276 if (sc->sc_dev.dv_cfdata->cf_flags & 1) 277 sbdsp_jazz16_probe(sc); 278 else 279 sbversion(sc); 280 if (sc->sc_model == SB_UNK) { 281 /* Unknown SB model found. */ 282 DPRINTF(("sbdsp: unknown SB model found\n")); 283 return 0; 284 } 285 return 1; 286 } 287 288 /* 289 * Try add-on stuff for Jazz16. 290 */ 291 void 292 sbdsp_jazz16_probe(sc) 293 struct sbdsp_softc *sc; 294 { 295 static u_char jazz16_irq_conf[16] = { 296 -1, -1, 0x02, 0x03, 297 -1, 0x01, -1, 0x04, 298 -1, 0x02, 0x05, -1, 299 -1, -1, -1, 0x06}; 300 static u_char jazz16_drq_conf[8] = { 301 -1, 0x01, -1, 0x02, 302 -1, 0x03, -1, 0x04}; 303 304 bus_space_tag_t iot = sc->sc_iot; 305 bus_space_handle_t ioh; 306 307 sbversion(sc); 308 309 DPRINTF(("jazz16 probe\n")); 310 311 if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) { 312 DPRINTF(("bus map failed\n")); 313 return; 314 } 315 316 if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 || 317 jazz16_irq_conf[sc->sc_irq] == (u_char)-1) { 318 DPRINTF(("drq/irq check failed\n")); 319 goto done; /* give up, we can't do it. */ 320 } 321 322 bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP); 323 delay(10000); /* delay 10 ms */ 324 bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE); 325 bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70); 326 327 if (sbdsp_reset(sc) < 0) { 328 DPRINTF(("sbdsp_reset check failed\n")); 329 goto done; /* XXX? what else could we do? */ 330 } 331 332 if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) { 333 DPRINTF(("read16 setup failed\n")); 334 goto done; 335 } 336 337 if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) { 338 DPRINTF(("read16 failed\n")); 339 goto done; 340 } 341 342 /* XXX set both 8 & 16-bit drq to same channel, it works fine. */ 343 sc->sc_drq16 = sc->sc_drq8; 344 if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) || 345 sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) | 346 jazz16_drq_conf[sc->sc_drq8]) || 347 sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) { 348 DPRINTF(("sbdsp: can't write jazz16 probe stuff\n")); 349 } else { 350 DPRINTF(("jazz16 detected!\n")); 351 sc->sc_model = SB_JAZZ; 352 sc->sc_mixer_model = SBM_CT1345; /* XXX really? */ 353 } 354 355 done: 356 bus_space_unmap(iot, ioh, 1); 357 } 358 359 /* 360 * Attach hardware to driver, attach hardware driver to audio 361 * pseudo-device driver . 362 */ 363 void 364 sbdsp_attach(sc) 365 struct sbdsp_softc *sc; 366 { 367 struct audio_params pparams, rparams; 368 int i; 369 u_int v; 370 371 pparams = audio_default; 372 rparams = audio_default; 373 sbdsp_set_params(sc, AUMODE_RECORD|AUMODE_PLAY, 0, &pparams, &rparams); 374 375 sbdsp_set_in_ports(sc, 1 << SB_MIC_VOL); 376 377 if (sc->sc_mixer_model != SBM_NONE) { 378 /* Reset the mixer.*/ 379 sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET); 380 /* And set our own default values */ 381 for (i = 0; i < SB_NDEVS; i++) { 382 switch(i) { 383 case SB_MIC_VOL: 384 case SB_LINE_IN_VOL: 385 v = 0; 386 break; 387 case SB_BASS: 388 case SB_TREBLE: 389 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 390 break; 391 case SB_CD_IN_MUTE: 392 case SB_MIC_IN_MUTE: 393 case SB_LINE_IN_MUTE: 394 case SB_MIDI_IN_MUTE: 395 case SB_CD_SWAP: 396 case SB_MIC_SWAP: 397 case SB_LINE_SWAP: 398 case SB_MIDI_SWAP: 399 case SB_CD_OUT_MUTE: 400 case SB_MIC_OUT_MUTE: 401 case SB_LINE_OUT_MUTE: 402 v = 0; 403 break; 404 default: 405 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 406 break; 407 } 408 sc->gain[i][SB_LEFT] = sc->gain[i][SB_RIGHT] = v; 409 sbdsp_set_mixer_gain(sc, i); 410 } 411 sc->in_filter = 0; /* no filters turned on, please */ 412 } 413 414 printf(": dsp v%d.%02d%s\n", 415 SBVER_MAJOR(sc->sc_version), SBVER_MINOR(sc->sc_version), 416 sc->sc_model == SB_JAZZ ? ": <Jazz16>" : ""); 417 418 sc->sc_fullduplex = ISSB16CLASS(sc) && 419 sc->sc_drq8 != -1 && sc->sc_drq16 != -1 && 420 sc->sc_drq8 != sc->sc_drq16; 421 } 422 423 void 424 sbdsp_mix_write(sc, mixerport, val) 425 struct sbdsp_softc *sc; 426 int mixerport; 427 int val; 428 { 429 bus_space_tag_t iot = sc->sc_iot; 430 bus_space_handle_t ioh = sc->sc_ioh; 431 int s; 432 433 s = splaudio(); 434 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 435 delay(20); 436 bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val); 437 delay(30); 438 splx(s); 439 } 440 441 int 442 sbdsp_mix_read(sc, mixerport) 443 struct sbdsp_softc *sc; 444 int mixerport; 445 { 446 bus_space_tag_t iot = sc->sc_iot; 447 bus_space_handle_t ioh = sc->sc_ioh; 448 int val; 449 int s; 450 451 s = splaudio(); 452 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 453 delay(20); 454 val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA); 455 delay(30); 456 splx(s); 457 return val; 458 } 459 460 /* 461 * Various routines to interface to higher level audio driver 462 */ 463 464 int 465 sbdsp_query_encoding(addr, fp) 466 void *addr; 467 struct audio_encoding *fp; 468 { 469 struct sbdsp_softc *sc = addr; 470 int emul; 471 472 emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED; 473 474 switch (fp->index) { 475 case 0: 476 strcpy(fp->name, AudioEulinear); 477 fp->encoding = AUDIO_ENCODING_ULINEAR; 478 fp->precision = 8; 479 fp->flags = 0; 480 return 0; 481 case 1: 482 strcpy(fp->name, AudioEmulaw); 483 fp->encoding = AUDIO_ENCODING_ULAW; 484 fp->precision = 8; 485 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 486 return 0; 487 case 2: 488 strcpy(fp->name, AudioEalaw); 489 fp->encoding = AUDIO_ENCODING_ALAW; 490 fp->precision = 8; 491 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 492 return 0; 493 case 3: 494 strcpy(fp->name, AudioEslinear); 495 fp->encoding = AUDIO_ENCODING_SLINEAR; 496 fp->precision = 8; 497 fp->flags = emul; 498 return 0; 499 } 500 if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ) 501 return EINVAL; 502 503 switch(fp->index) { 504 case 4: 505 strcpy(fp->name, AudioEslinear_le); 506 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 507 fp->precision = 16; 508 fp->flags = 0; 509 return 0; 510 case 5: 511 strcpy(fp->name, AudioEulinear_le); 512 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 513 fp->precision = 16; 514 fp->flags = emul; 515 return 0; 516 case 6: 517 strcpy(fp->name, AudioEslinear_be); 518 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 519 fp->precision = 16; 520 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 521 return 0; 522 case 7: 523 strcpy(fp->name, AudioEulinear_be); 524 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 525 fp->precision = 16; 526 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 527 return 0; 528 default: 529 return EINVAL; 530 } 531 return 0; 532 } 533 534 int 535 sbdsp_set_params(addr, setmode, usemode, play, rec) 536 void *addr; 537 int setmode, usemode; 538 struct audio_params *play, *rec; 539 { 540 struct sbdsp_softc *sc = addr; 541 struct sbmode *m; 542 u_int rate, tc, bmode; 543 void (*swcode) __P((void *, u_char *buf, int cnt)); 544 int factor; 545 int model; 546 int chan; 547 struct audio_params *p; 548 int mode; 549 550 if (sc->sc_open == SB_OPEN_MIDI) 551 return EBUSY; 552 553 /* Later models work like SB16. */ 554 model = min(sc->sc_model, SB_16); 555 556 /* 557 * Prior to the SB16, we have only one clock, so make the sample 558 * rates match. 559 */ 560 if (!ISSB16CLASS(sc) && 561 play->sample_rate != rec->sample_rate && 562 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 563 if (setmode == AUMODE_PLAY) { 564 rec->sample_rate = play->sample_rate; 565 setmode |= AUMODE_RECORD; 566 } else if (setmode == AUMODE_RECORD) { 567 play->sample_rate = rec->sample_rate; 568 setmode |= AUMODE_PLAY; 569 } else 570 return (EINVAL); 571 } 572 573 /* Set first record info, then play info */ 574 for (mode = AUMODE_RECORD; mode != -1; 575 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 576 if ((setmode & mode) == 0) 577 continue; 578 579 p = mode == AUMODE_PLAY ? play : rec; 580 /* Locate proper commands */ 581 for (m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes; 582 m->model != -1; m++) { 583 if (model == m->model && 584 p->channels == m->channels && 585 p->precision == m->precision && 586 p->sample_rate >= m->lowrate && 587 p->sample_rate <= m->highrate) 588 break; 589 } 590 if (m->model == -1) 591 return EINVAL; 592 rate = p->sample_rate; 593 swcode = 0; 594 factor = 1; 595 tc = 1; 596 bmode = -1; 597 if (model == SB_16) { 598 switch (p->encoding) { 599 case AUDIO_ENCODING_SLINEAR_BE: 600 if (p->precision == 16) 601 swcode = swap_bytes; 602 /* fall into */ 603 case AUDIO_ENCODING_SLINEAR_LE: 604 bmode = SB_BMODE_SIGNED; 605 break; 606 case AUDIO_ENCODING_ULINEAR_BE: 607 if (p->precision == 16) 608 swcode = swap_bytes; 609 /* fall into */ 610 case AUDIO_ENCODING_ULINEAR_LE: 611 bmode = SB_BMODE_UNSIGNED; 612 break; 613 case AUDIO_ENCODING_ULAW: 614 if (mode == AUMODE_PLAY) { 615 swcode = mulaw_to_ulinear16; 616 factor = 2; 617 m = &sbpmodes[PLAY16]; 618 } else 619 swcode = ulinear8_to_mulaw; 620 bmode = SB_BMODE_UNSIGNED; 621 break; 622 case AUDIO_ENCODING_ALAW: 623 if (mode == AUMODE_PLAY) { 624 swcode = alaw_to_ulinear16; 625 factor = 2; 626 m = &sbpmodes[PLAY16]; 627 } else 628 swcode = ulinear8_to_alaw; 629 bmode = SB_BMODE_UNSIGNED; 630 break; 631 default: 632 return EINVAL; 633 } 634 if (p->channels == 2) 635 bmode |= SB_BMODE_STEREO; 636 } else if (m->model == SB_JAZZ && m->precision == 16) { 637 switch (p->encoding) { 638 case AUDIO_ENCODING_SLINEAR_LE: 639 break; 640 case AUDIO_ENCODING_ULINEAR_LE: 641 swcode = change_sign16; 642 break; 643 case AUDIO_ENCODING_SLINEAR_BE: 644 swcode = swap_bytes; 645 break; 646 case AUDIO_ENCODING_ULINEAR_BE: 647 swcode = mode == AUMODE_PLAY ? 648 swap_bytes_change_sign16 : change_sign16_swap_bytes; 649 break; 650 case AUDIO_ENCODING_ULAW: 651 swcode = mode == AUMODE_PLAY ? 652 mulaw_to_ulinear8 : ulinear8_to_mulaw; 653 break; 654 case AUDIO_ENCODING_ALAW: 655 swcode = mode == AUMODE_PLAY ? 656 alaw_to_ulinear8 : ulinear8_to_alaw; 657 break; 658 default: 659 return EINVAL; 660 } 661 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 662 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 663 } else { 664 switch (p->encoding) { 665 case AUDIO_ENCODING_SLINEAR_BE: 666 case AUDIO_ENCODING_SLINEAR_LE: 667 swcode = change_sign8; 668 break; 669 case AUDIO_ENCODING_ULINEAR_BE: 670 case AUDIO_ENCODING_ULINEAR_LE: 671 break; 672 case AUDIO_ENCODING_ULAW: 673 swcode = mode == AUMODE_PLAY ? 674 mulaw_to_ulinear8 : ulinear8_to_mulaw; 675 break; 676 case AUDIO_ENCODING_ALAW: 677 swcode = mode == AUMODE_PLAY ? 678 alaw_to_ulinear8 : ulinear8_to_alaw; 679 break; 680 default: 681 return EINVAL; 682 } 683 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 684 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 685 } 686 687 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 688 if (mode == AUMODE_PLAY) { 689 sc->sc_o.rate = rate; 690 sc->sc_o.tc = tc; 691 sc->sc_o.modep = m; 692 sc->sc_o.bmode = bmode; 693 sc->sc_o.dmachan = chan; 694 } else { 695 sc->sc_i.rate = rate; 696 sc->sc_i.tc = tc; 697 sc->sc_i.modep = m; 698 sc->sc_i.bmode = bmode; 699 sc->sc_i.dmachan = chan; 700 } 701 702 p->sw_code = swcode; 703 p->factor = factor; 704 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", 705 sc->sc_model, mode, p->sample_rate, p->precision, p->channels, 706 p->encoding, tc, m->cmd, bmode, m->cmdchan, swcode, factor)); 707 708 } 709 710 if (sc->sc_fullduplex && 711 usemode == (AUMODE_PLAY | AUMODE_RECORD) && 712 sc->sc_i.dmachan == sc->sc_o.dmachan) { 713 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)); 714 if (sc->sc_o.dmachan == sc->sc_drq8) { 715 /* Use 16 bit DMA for playing by expanding the samples. */ 716 play->sw_code = linear8_to_linear16; 717 play->factor = 2; 718 sc->sc_o.modep = &sbpmodes[PLAY16]; 719 sc->sc_o.dmachan = sc->sc_drq16; 720 } else { 721 return EINVAL; 722 } 723 } 724 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 725 sc->sc_i.dmachan, sc->sc_o.dmachan)); 726 727 return (0); 728 } 729 730 void 731 sbdsp_set_ifilter(addr, which) 732 void *addr; 733 int which; 734 { 735 struct sbdsp_softc *sc = addr; 736 int mixval; 737 738 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 739 switch (which) { 740 case 0: 741 mixval |= SBP_FILTER_OFF; 742 break; 743 case SB_TREBLE: 744 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 745 break; 746 case SB_BASS: 747 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 748 break; 749 default: 750 return; 751 } 752 sc->in_filter = mixval & SBP_IFILTER_MASK; 753 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 754 } 755 756 int 757 sbdsp_get_ifilter(addr) 758 void *addr; 759 { 760 struct sbdsp_softc *sc = addr; 761 762 sc->in_filter = 763 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 764 switch (sc->in_filter) { 765 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 766 return SB_TREBLE; 767 case SBP_FILTER_ON|SBP_IFILTER_LOW: 768 return SB_BASS; 769 default: 770 return 0; 771 } 772 } 773 774 int 775 sbdsp_set_in_ports(sc, mask) 776 struct sbdsp_softc *sc; 777 int mask; 778 { 779 int bitsl, bitsr; 780 int sbport; 781 782 if (sc->sc_open == SB_OPEN_MIDI) 783 return EBUSY; 784 785 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 786 sc->sc_mixer_model, mask)); 787 788 switch(sc->sc_mixer_model) { 789 case SBM_NONE: 790 return EINVAL; 791 case SBM_CT1335: 792 if (mask != (1 << SB_MIC_VOL)) 793 return EINVAL; 794 break; 795 case SBM_CT1345: 796 switch (mask) { 797 case 1 << SB_MIC_VOL: 798 sbport = SBP_FROM_MIC; 799 break; 800 case 1 << SB_LINE_IN_VOL: 801 sbport = SBP_FROM_LINE; 802 break; 803 case 1 << SB_CD_VOL: 804 sbport = SBP_FROM_CD; 805 break; 806 default: 807 return (EINVAL); 808 } 809 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 810 break; 811 case SBM_CT1XX5: 812 case SBM_CT1745: 813 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 814 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 815 return EINVAL; 816 bitsr = 0; 817 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 818 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 819 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 820 bitsl = SB_SRC_R_TO_L(bitsr); 821 if (mask & (1<<SB_MIC_VOL)) { 822 bitsl |= SBP_MIC_SRC; 823 bitsr |= SBP_MIC_SRC; 824 } 825 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 826 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 827 break; 828 } 829 sc->in_mask = mask; 830 831 return 0; 832 } 833 834 int 835 sbdsp_speaker_ctl(addr, newstate) 836 void *addr; 837 int newstate; 838 { 839 struct sbdsp_softc *sc = addr; 840 841 if (sc->sc_open == SB_OPEN_MIDI) 842 return EBUSY; 843 844 if ((newstate == SPKR_ON) && 845 (sc->spkr_state == SPKR_OFF)) { 846 sbdsp_spkron(sc); 847 sc->spkr_state = SPKR_ON; 848 } 849 if ((newstate == SPKR_OFF) && 850 (sc->spkr_state == SPKR_ON)) { 851 sbdsp_spkroff(sc); 852 sc->spkr_state = SPKR_OFF; 853 } 854 return 0; 855 } 856 857 int 858 sbdsp_round_blocksize(addr, blk) 859 void *addr; 860 int blk; 861 { 862 return blk & -4; /* round to biggest sample size */ 863 } 864 865 int 866 sbdsp_open(addr, flags) 867 void *addr; 868 int flags; 869 { 870 struct sbdsp_softc *sc = addr; 871 int error, state; 872 873 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 874 875 if (sc->sc_open != SB_CLOSED) 876 return (EBUSY); 877 sc->sc_open = SB_OPEN_AUDIO; 878 sc->sc_openflags = flags; 879 state = 0; 880 881 if (sc->sc_drq8 != -1) { 882 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 883 MAX_ISADMA, BUS_DMA_NOWAIT); 884 if (error) { 885 printf("%s: can't create map for drq %d\n", 886 sc->sc_dev.dv_xname, sc->sc_drq8); 887 goto bad; 888 } 889 state |= 1; 890 } 891 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 892 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 893 MAX_ISADMA, BUS_DMA_NOWAIT); 894 if (error) { 895 printf("%s: can't create map for drq %d\n", 896 sc->sc_dev.dv_xname, sc->sc_drq16); 897 goto bad; 898 } 899 state |= 2; 900 } 901 902 if (sbdsp_reset(sc) != 0) { 903 error = EIO; 904 goto bad; 905 } 906 907 if (ISSBPRO(sc) && 908 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 909 DPRINTF(("sbdsp_open: can't set mono mode\n")); 910 /* we'll readjust when it's time for DMA. */ 911 } 912 913 /* 914 * Leave most things as they were; users must change things if 915 * the previous process didn't leave it they way they wanted. 916 * Looked at another way, it's easy to set up a configuration 917 * in one program and leave it for another to inherit. 918 */ 919 DPRINTF(("sbdsp_open: opened\n")); 920 921 return (0); 922 923 bad: 924 if (state & 1) 925 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 926 if (state & 2) 927 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 928 929 sc->sc_open = SB_CLOSED; 930 return (error); 931 } 932 933 void 934 sbdsp_close(addr) 935 void *addr; 936 { 937 struct sbdsp_softc *sc = addr; 938 939 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 940 941 sbdsp_spkroff(sc); 942 sc->spkr_state = SPKR_OFF; 943 944 sbdsp_halt_output(sc); 945 sbdsp_halt_input(sc); 946 947 sc->sc_intr8 = 0; 948 sc->sc_intr16 = 0; 949 950 if (sc->sc_drq8 != -1) 951 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 952 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 953 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 954 955 sc->sc_open = SB_CLOSED; 956 DPRINTF(("sbdsp_close: closed\n")); 957 } 958 959 /* 960 * Lower-level routines 961 */ 962 963 /* 964 * Reset the card. 965 * Return non-zero if the card isn't detected. 966 */ 967 int 968 sbdsp_reset(sc) 969 struct sbdsp_softc *sc; 970 { 971 bus_space_tag_t iot = sc->sc_iot; 972 bus_space_handle_t ioh = sc->sc_ioh; 973 974 sc->sc_intr8 = 0; 975 sc->sc_intr16 = 0; 976 sc->sc_intrm = 0; 977 978 /* 979 * See SBK, section 11.3. 980 * We pulse a reset signal into the card. 981 * Gee, what a brilliant hardware design. 982 */ 983 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 984 delay(10); 985 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 986 delay(30); 987 if (sbdsp_rdsp(sc) != SB_MAGIC) 988 return -1; 989 990 return 0; 991 } 992 993 /* 994 * Write a byte to the dsp. 995 * We are at the mercy of the card as we use a 996 * polling loop and wait until it can take the byte. 997 */ 998 int 999 sbdsp_wdsp(sc, v) 1000 struct sbdsp_softc *sc; 1001 int v; 1002 { 1003 bus_space_tag_t iot = sc->sc_iot; 1004 bus_space_handle_t ioh = sc->sc_ioh; 1005 int i; 1006 u_char x; 1007 1008 for (i = SBDSP_NPOLL; --i >= 0; ) { 1009 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 1010 delay(10); 1011 if ((x & SB_DSP_BUSY) == 0) { 1012 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 1013 delay(10); 1014 return 0; 1015 } 1016 } 1017 ++sberr.wdsp; 1018 return -1; 1019 } 1020 1021 /* 1022 * Read a byte from the DSP, using polling. 1023 */ 1024 int 1025 sbdsp_rdsp(sc) 1026 struct sbdsp_softc *sc; 1027 { 1028 bus_space_tag_t iot = sc->sc_iot; 1029 bus_space_handle_t ioh = sc->sc_ioh; 1030 int i; 1031 u_char x; 1032 1033 for (i = SBDSP_NPOLL; --i >= 0; ) { 1034 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 1035 delay(10); 1036 if (x & SB_DSP_READY) { 1037 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 1038 delay(10); 1039 return x; 1040 } 1041 } 1042 ++sberr.rdsp; 1043 return -1; 1044 } 1045 1046 /* 1047 * Doing certain things (like toggling the speaker) make 1048 * the SB hardware go away for a while, so pause a little. 1049 */ 1050 void 1051 sbdsp_to(arg) 1052 void *arg; 1053 { 1054 wakeup(arg); 1055 } 1056 1057 void 1058 sbdsp_pause(sc) 1059 struct sbdsp_softc *sc; 1060 { 1061 extern int hz; 1062 1063 timeout(sbdsp_to, sbdsp_to, hz/8); 1064 (void)tsleep(sbdsp_to, PWAIT, "sbpause", 0); 1065 } 1066 1067 /* 1068 * Turn on the speaker. The SBK documention says this operation 1069 * can take up to 1/10 of a second. Higher level layers should 1070 * probably let the task sleep for this amount of time after 1071 * calling here. Otherwise, things might not work (because 1072 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1073 * 1074 * These engineers had their heads up their ass when 1075 * they designed this card. 1076 */ 1077 void 1078 sbdsp_spkron(sc) 1079 struct sbdsp_softc *sc; 1080 { 1081 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1082 sbdsp_pause(sc); 1083 } 1084 1085 /* 1086 * Turn off the speaker; see comment above. 1087 */ 1088 void 1089 sbdsp_spkroff(sc) 1090 struct sbdsp_softc *sc; 1091 { 1092 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1093 sbdsp_pause(sc); 1094 } 1095 1096 /* 1097 * Read the version number out of the card. 1098 * Store version information in the softc. 1099 */ 1100 void 1101 sbversion(sc) 1102 struct sbdsp_softc *sc; 1103 { 1104 int v; 1105 1106 sc->sc_model = SB_UNK; 1107 sc->sc_version = 0; 1108 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1109 return; 1110 v = sbdsp_rdsp(sc) << 8; 1111 v |= sbdsp_rdsp(sc); 1112 if (v < 0) 1113 return; 1114 sc->sc_version = v; 1115 switch(SBVER_MAJOR(v)) { 1116 case 1: 1117 sc->sc_mixer_model = SBM_NONE; 1118 sc->sc_model = SB_1; 1119 break; 1120 case 2: 1121 /* Some SB2 have a mixer, some don't. */ 1122 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1123 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1124 /* Check if we can read back the mixer values. */ 1125 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1126 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1127 sc->sc_mixer_model = SBM_CT1335; 1128 else 1129 sc->sc_mixer_model = SBM_NONE; 1130 if (SBVER_MINOR(v) == 0) 1131 sc->sc_model = SB_20; 1132 else 1133 sc->sc_model = SB_2x; 1134 break; 1135 case 3: 1136 sc->sc_mixer_model = SBM_CT1345; 1137 sc->sc_model = SB_PRO; 1138 break; 1139 case 4: 1140 #if 0 1141 /* XXX This does not work */ 1142 /* Most SB16 have a tone controls, but some don't. */ 1143 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1144 /* Check if we can read back the mixer value. */ 1145 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1146 sc->sc_mixer_model = SBM_CT1745; 1147 else 1148 sc->sc_mixer_model = SBM_CT1XX5; 1149 #else 1150 sc->sc_mixer_model = SBM_CT1745; 1151 #endif 1152 #if 0 1153 /* XXX figure out a good way of determining the model */ 1154 /* XXX what about SB_32 */ 1155 if (SBVER_MINOR(v) == 16) 1156 sc->sc_model = SB_64; 1157 else 1158 #endif 1159 sc->sc_model = SB_16; 1160 break; 1161 } 1162 } 1163 1164 int 1165 sbdsp_set_timeconst(sc, tc) 1166 struct sbdsp_softc *sc; 1167 int tc; 1168 { 1169 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1170 1171 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1172 sbdsp_wdsp(sc, tc) < 0) 1173 return EIO; 1174 1175 return 0; 1176 } 1177 1178 int 1179 sbdsp16_set_rate(sc, cmd, rate) 1180 struct sbdsp_softc *sc; 1181 int cmd, rate; 1182 { 1183 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate)); 1184 1185 if (sbdsp_wdsp(sc, cmd) < 0 || 1186 sbdsp_wdsp(sc, rate >> 8) < 0 || 1187 sbdsp_wdsp(sc, rate) < 0) 1188 return EIO; 1189 return 0; 1190 } 1191 1192 int 1193 sbdsp_trigger_input(addr, start, end, blksize, intr, arg, param) 1194 void *addr; 1195 void *start, *end; 1196 int blksize; 1197 void (*intr) __P((void *)); 1198 void *arg; 1199 struct audio_params *param; 1200 { 1201 struct sbdsp_softc *sc = addr; 1202 int stereo = param->channels == 2; 1203 int width = param->precision * param->factor; 1204 int filter; 1205 1206 #ifdef DIAGNOSTIC 1207 if (stereo && (blksize & 1)) { 1208 DPRINTF(("stereo record odd bytes (%d)\n", blksize)); 1209 return (EIO); 1210 } 1211 if (sc->sc_i.run != SB_NOTRUNNING) 1212 printf("sbdsp_trigger_input: already running\n"); 1213 #endif 1214 1215 sc->sc_intrr = intr; 1216 sc->sc_argr = arg; 1217 1218 if (width == 8) { 1219 #ifdef DIAGNOSTIC 1220 if (sc->sc_i.dmachan != sc->sc_drq8) { 1221 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1222 width, sc->sc_i.dmachan); 1223 return (EIO); 1224 } 1225 #endif 1226 sc->sc_intr8 = sbdsp_block_input; 1227 } else { 1228 #ifdef DIAGNOSTIC 1229 if (sc->sc_i.dmachan != sc->sc_drq16) { 1230 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1231 width, sc->sc_i.dmachan); 1232 return (EIO); 1233 } 1234 #endif 1235 sc->sc_intr16 = sbdsp_block_input; 1236 } 1237 1238 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16)) 1239 blksize >>= 1; 1240 --blksize; 1241 sc->sc_i.blksize = blksize; 1242 1243 if (ISSBPRO(sc)) { 1244 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1245 return (EIO); 1246 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1247 sbdsp_mix_write(sc, SBP_INFILTER, 1248 (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) | 1249 filter); 1250 } 1251 1252 if (ISSB16CLASS(sc)) { 1253 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) { 1254 DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n", 1255 sc->sc_i.rate)); 1256 return (EIO); 1257 } 1258 } else { 1259 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1260 DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n", 1261 sc->sc_i.rate)); 1262 return (EIO); 1263 } 1264 } 1265 1266 DPRINTF(("sbdsp: dma start loop input start=%p end=%p chan=%d\n", 1267 start, end, sc->sc_i.dmachan)); 1268 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start, 1269 (char *)end - (char *)start, NULL, 1270 DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1271 1272 return sbdsp_block_input(addr); 1273 } 1274 1275 int 1276 sbdsp_block_input(addr) 1277 void *addr; 1278 { 1279 struct sbdsp_softc *sc = addr; 1280 int cc = sc->sc_i.blksize; 1281 1282 DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc)); 1283 1284 if (sc->sc_i.run != SB_NOTRUNNING) 1285 sc->sc_intrr(sc->sc_argr); 1286 1287 if (sc->sc_model == SB_1) { 1288 /* Non-looping mode, start DMA */ 1289 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1290 sbdsp_wdsp(sc, cc) < 0 || 1291 sbdsp_wdsp(sc, cc >> 8) < 0) { 1292 DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n")); 1293 return (EIO); 1294 } 1295 sc->sc_i.run = SB_RUNNING; 1296 } else if (sc->sc_i.run == SB_NOTRUNNING) { 1297 /* Initialize looping PCM */ 1298 if (ISSB16CLASS(sc)) { 1299 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1300 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1301 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1302 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1303 sbdsp_wdsp(sc, cc) < 0 || 1304 sbdsp_wdsp(sc, cc >> 8) < 0) { 1305 DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n")); 1306 return (EIO); 1307 } 1308 } else { 1309 DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc)); 1310 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1311 sbdsp_wdsp(sc, cc) < 0 || 1312 sbdsp_wdsp(sc, cc >> 8) < 0) { 1313 DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n")); 1314 return (EIO); 1315 } 1316 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1317 DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n")); 1318 return (EIO); 1319 } 1320 } 1321 sc->sc_i.run = SB_LOOPING; 1322 } 1323 1324 return (0); 1325 } 1326 1327 int 1328 sbdsp_trigger_output(addr, start, end, blksize, intr, arg, param) 1329 void *addr; 1330 void *start, *end; 1331 int blksize; 1332 void (*intr) __P((void *)); 1333 void *arg; 1334 struct audio_params *param; 1335 { 1336 struct sbdsp_softc *sc = addr; 1337 int stereo = param->channels == 2; 1338 int width = param->precision * param->factor; 1339 int cmd; 1340 1341 #ifdef DIAGNOSTIC 1342 if (stereo && (blksize & 1)) { 1343 DPRINTF(("stereo playback odd bytes (%d)\n", blksize)); 1344 return (EIO); 1345 } 1346 if (sc->sc_o.run != SB_NOTRUNNING) 1347 printf("sbdsp_trigger_output: already running\n"); 1348 #endif 1349 1350 sc->sc_intrp = intr; 1351 sc->sc_argp = arg; 1352 1353 if (width == 8) { 1354 #ifdef DIAGNOSTIC 1355 if (sc->sc_o.dmachan != sc->sc_drq8) { 1356 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1357 width, sc->sc_o.dmachan); 1358 return (EIO); 1359 } 1360 #endif 1361 sc->sc_intr8 = sbdsp_block_output; 1362 } else { 1363 #ifdef DIAGNOSTIC 1364 if (sc->sc_o.dmachan != sc->sc_drq16) { 1365 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1366 width, sc->sc_o.dmachan); 1367 return (EIO); 1368 } 1369 #endif 1370 sc->sc_intr16 = sbdsp_block_output; 1371 } 1372 1373 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16)) 1374 blksize >>= 1; 1375 --blksize; 1376 sc->sc_o.blksize = blksize; 1377 1378 if (ISSBPRO(sc)) { 1379 /* make sure we re-set stereo mixer bit when we start output. */ 1380 sbdsp_mix_write(sc, SBP_STEREO, 1381 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1382 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1383 cmd = sc->sc_o.modep->cmdchan; 1384 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1385 return (EIO); 1386 } 1387 1388 if (ISSB16CLASS(sc)) { 1389 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) { 1390 DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n", 1391 sc->sc_o.rate)); 1392 return (EIO); 1393 } 1394 } else { 1395 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1396 DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n", 1397 sc->sc_o.rate)); 1398 return (EIO); 1399 } 1400 } 1401 1402 DPRINTF(("sbdsp: dma start loop output start=%p end=%p chan=%d\n", 1403 start, end, sc->sc_o.dmachan)); 1404 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start, 1405 (char *)end - (char *)start, NULL, 1406 DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1407 1408 return sbdsp_block_output(addr); 1409 } 1410 1411 int 1412 sbdsp_block_output(addr) 1413 void *addr; 1414 { 1415 struct sbdsp_softc *sc = addr; 1416 int cc = sc->sc_o.blksize; 1417 1418 DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc)); 1419 1420 if (sc->sc_o.run != SB_NOTRUNNING) 1421 sc->sc_intrp(sc->sc_argp); 1422 1423 if (sc->sc_model == SB_1) { 1424 /* Non-looping mode, initialized. Start DMA and PCM */ 1425 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1426 sbdsp_wdsp(sc, cc) < 0 || 1427 sbdsp_wdsp(sc, cc >> 8) < 0) { 1428 DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n")); 1429 return (EIO); 1430 } 1431 sc->sc_o.run = SB_RUNNING; 1432 } else if (sc->sc_o.run == SB_NOTRUNNING) { 1433 /* Initialize looping PCM */ 1434 if (ISSB16CLASS(sc)) { 1435 DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1436 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1437 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1438 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1439 sbdsp_wdsp(sc, cc) < 0 || 1440 sbdsp_wdsp(sc, cc >> 8) < 0) { 1441 DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n")); 1442 return (EIO); 1443 } 1444 } else { 1445 DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc)); 1446 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1447 sbdsp_wdsp(sc, cc) < 0 || 1448 sbdsp_wdsp(sc, cc >> 8) < 0) { 1449 DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n")); 1450 return (EIO); 1451 } 1452 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1453 DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n")); 1454 return (EIO); 1455 } 1456 } 1457 sc->sc_o.run = SB_LOOPING; 1458 } 1459 1460 return (0); 1461 } 1462 1463 int 1464 sbdsp_halt_output(addr) 1465 void *addr; 1466 { 1467 struct sbdsp_softc *sc = addr; 1468 1469 if (sc->sc_o.run != SB_NOTRUNNING) { 1470 if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0) 1471 printf("sbdsp_halt_output: failed to halt\n"); 1472 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 1473 sc->sc_o.run = SB_NOTRUNNING; 1474 } 1475 1476 return (0); 1477 } 1478 1479 int 1480 sbdsp_halt_input(addr) 1481 void *addr; 1482 { 1483 struct sbdsp_softc *sc = addr; 1484 1485 if (sc->sc_i.run != SB_NOTRUNNING) { 1486 if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0) 1487 printf("sbdsp_halt_input: failed to halt\n"); 1488 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 1489 sc->sc_i.run = SB_NOTRUNNING; 1490 } 1491 1492 return (0); 1493 } 1494 1495 /* 1496 * Only the DSP unit on the sound blaster generates interrupts. 1497 * There are three cases of interrupt: reception of a midi byte 1498 * (when mode is enabled), completion of dma transmission, or 1499 * completion of a dma reception. 1500 * 1501 * If there is interrupt sharing or a spurious interrupt occurs 1502 * there is no way to distinguish this on an SB2. So if you have 1503 * an SB2 and experience problems, buy an SB16 (it's only $40). 1504 */ 1505 int 1506 sbdsp_intr(arg) 1507 void *arg; 1508 { 1509 struct sbdsp_softc *sc = arg; 1510 u_char irq; 1511 1512 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1513 sc->sc_intr8, sc->sc_intr16)); 1514 if (ISSB16CLASS(sc)) { 1515 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1516 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) { 1517 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1518 return 0; 1519 } 1520 } else { 1521 /* XXXX CHECK FOR INTERRUPT */ 1522 irq = SBP_IRQ_DMA8; 1523 } 1524 1525 sc->sc_interrupts++; 1526 delay(10); /* XXX why? */ 1527 1528 /* clear interrupt */ 1529 if (irq & SBP_IRQ_DMA8) { 1530 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1531 if (sc->sc_intr8) 1532 sc->sc_intr8(arg); 1533 } 1534 if (irq & SBP_IRQ_DMA16) { 1535 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1536 if (sc->sc_intr16) 1537 sc->sc_intr16(arg); 1538 } 1539 #if NMPU > 0 1540 if ((irq & SBP_IRQ_MPU401) && sc->sc_mpudev) { 1541 mpu_intr(sc->sc_mpudev); 1542 } 1543 #endif 1544 return 1; 1545 } 1546 1547 /* Like val & mask, but make sure the result is correctly rounded. */ 1548 #define MAXVAL 256 1549 static int 1550 sbdsp_adjust(val, mask) 1551 int val, mask; 1552 { 1553 val += (MAXVAL - mask) >> 1; 1554 if (val >= MAXVAL) 1555 val = MAXVAL-1; 1556 return val & mask; 1557 } 1558 1559 void 1560 sbdsp_set_mixer_gain(sc, port) 1561 struct sbdsp_softc *sc; 1562 int port; 1563 { 1564 int src, gain; 1565 1566 switch(sc->sc_mixer_model) { 1567 case SBM_NONE: 1568 return; 1569 case SBM_CT1335: 1570 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1571 switch(port) { 1572 case SB_MASTER_VOL: 1573 src = SBP_1335_MASTER_VOL; 1574 break; 1575 case SB_MIDI_VOL: 1576 src = SBP_1335_MIDI_VOL; 1577 break; 1578 case SB_CD_VOL: 1579 src = SBP_1335_CD_VOL; 1580 break; 1581 case SB_VOICE_VOL: 1582 src = SBP_1335_VOICE_VOL; 1583 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1584 break; 1585 default: 1586 return; 1587 } 1588 sbdsp_mix_write(sc, src, gain); 1589 break; 1590 case SBM_CT1345: 1591 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1592 sc->gain[port][SB_RIGHT]); 1593 switch (port) { 1594 case SB_MIC_VOL: 1595 src = SBP_MIC_VOL; 1596 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1597 break; 1598 case SB_MASTER_VOL: 1599 src = SBP_MASTER_VOL; 1600 break; 1601 case SB_LINE_IN_VOL: 1602 src = SBP_LINE_VOL; 1603 break; 1604 case SB_VOICE_VOL: 1605 src = SBP_VOICE_VOL; 1606 break; 1607 case SB_MIDI_VOL: 1608 src = SBP_MIDI_VOL; 1609 break; 1610 case SB_CD_VOL: 1611 src = SBP_CD_VOL; 1612 break; 1613 default: 1614 return; 1615 } 1616 sbdsp_mix_write(sc, src, gain); 1617 break; 1618 case SBM_CT1XX5: 1619 case SBM_CT1745: 1620 switch (port) { 1621 case SB_MIC_VOL: 1622 src = SB16P_MIC_L; 1623 break; 1624 case SB_MASTER_VOL: 1625 src = SB16P_MASTER_L; 1626 break; 1627 case SB_LINE_IN_VOL: 1628 src = SB16P_LINE_L; 1629 break; 1630 case SB_VOICE_VOL: 1631 src = SB16P_VOICE_L; 1632 break; 1633 case SB_MIDI_VOL: 1634 src = SB16P_MIDI_L; 1635 break; 1636 case SB_CD_VOL: 1637 src = SB16P_CD_L; 1638 break; 1639 case SB_INPUT_GAIN: 1640 src = SB16P_INPUT_GAIN_L; 1641 break; 1642 case SB_OUTPUT_GAIN: 1643 src = SB16P_OUTPUT_GAIN_L; 1644 break; 1645 case SB_TREBLE: 1646 src = SB16P_TREBLE_L; 1647 break; 1648 case SB_BASS: 1649 src = SB16P_BASS_L; 1650 break; 1651 case SB_PCSPEAKER: 1652 sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]); 1653 return; 1654 default: 1655 return; 1656 } 1657 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1658 sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]); 1659 break; 1660 } 1661 } 1662 1663 int 1664 sbdsp_mixer_set_port(addr, cp) 1665 void *addr; 1666 mixer_ctrl_t *cp; 1667 { 1668 struct sbdsp_softc *sc = addr; 1669 int lgain, rgain; 1670 int mask, bits; 1671 int lmask, rmask, lbits, rbits; 1672 int mute, swap; 1673 1674 if (sc->sc_open == SB_OPEN_MIDI) 1675 return EBUSY; 1676 1677 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1678 cp->un.value.num_channels)); 1679 1680 if (sc->sc_mixer_model == SBM_NONE) 1681 return EINVAL; 1682 1683 switch (cp->dev) { 1684 case SB_TREBLE: 1685 case SB_BASS: 1686 if (sc->sc_mixer_model == SBM_CT1345 || 1687 sc->sc_mixer_model == SBM_CT1XX5) { 1688 if (cp->type != AUDIO_MIXER_ENUM) 1689 return EINVAL; 1690 switch (cp->dev) { 1691 case SB_TREBLE: 1692 sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0); 1693 return 0; 1694 case SB_BASS: 1695 sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0); 1696 return 0; 1697 } 1698 } 1699 case SB_PCSPEAKER: 1700 case SB_INPUT_GAIN: 1701 case SB_OUTPUT_GAIN: 1702 if (!ISSBM1745(sc)) 1703 return EINVAL; 1704 case SB_MIC_VOL: 1705 case SB_LINE_IN_VOL: 1706 if (sc->sc_mixer_model == SBM_CT1335) 1707 return EINVAL; 1708 case SB_VOICE_VOL: 1709 case SB_MIDI_VOL: 1710 case SB_CD_VOL: 1711 case SB_MASTER_VOL: 1712 if (cp->type != AUDIO_MIXER_VALUE) 1713 return EINVAL; 1714 1715 /* 1716 * All the mixer ports are stereo except for the microphone. 1717 * If we get a single-channel gain value passed in, then we 1718 * duplicate it to both left and right channels. 1719 */ 1720 1721 switch (cp->dev) { 1722 case SB_MIC_VOL: 1723 if (cp->un.value.num_channels != 1) 1724 return EINVAL; 1725 1726 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1727 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1728 break; 1729 case SB_PCSPEAKER: 1730 if (cp->un.value.num_channels != 1) 1731 return EINVAL; 1732 /* fall into */ 1733 case SB_INPUT_GAIN: 1734 case SB_OUTPUT_GAIN: 1735 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1736 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1737 break; 1738 default: 1739 switch (cp->un.value.num_channels) { 1740 case 1: 1741 lgain = rgain = SB_ADJUST_GAIN(sc, 1742 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1743 break; 1744 case 2: 1745 if (sc->sc_mixer_model == SBM_CT1335) 1746 return EINVAL; 1747 lgain = SB_ADJUST_GAIN(sc, 1748 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1749 rgain = SB_ADJUST_GAIN(sc, 1750 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1751 break; 1752 default: 1753 return EINVAL; 1754 } 1755 break; 1756 } 1757 sc->gain[cp->dev][SB_LEFT] = lgain; 1758 sc->gain[cp->dev][SB_RIGHT] = rgain; 1759 1760 sbdsp_set_mixer_gain(sc, cp->dev); 1761 break; 1762 1763 case SB_RECORD_SOURCE: 1764 if (ISSBM1745(sc)) { 1765 if (cp->type != AUDIO_MIXER_SET) 1766 return EINVAL; 1767 return sbdsp_set_in_ports(sc, cp->un.mask); 1768 } else { 1769 if (cp->type != AUDIO_MIXER_ENUM) 1770 return EINVAL; 1771 sc->in_port = cp->un.ord; 1772 return sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1773 } 1774 break; 1775 1776 case SB_AGC: 1777 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1778 return EINVAL; 1779 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1780 break; 1781 1782 case SB_CD_OUT_MUTE: 1783 mask = SB16P_SW_CD; 1784 goto omute; 1785 case SB_MIC_OUT_MUTE: 1786 mask = SB16P_SW_MIC; 1787 goto omute; 1788 case SB_LINE_OUT_MUTE: 1789 mask = SB16P_SW_LINE; 1790 omute: 1791 if (cp->type != AUDIO_MIXER_ENUM) 1792 return EINVAL; 1793 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1794 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1795 if (cp->un.ord) 1796 bits = bits & ~mask; 1797 else 1798 bits = bits | mask; 1799 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1800 break; 1801 1802 case SB_MIC_IN_MUTE: 1803 case SB_MIC_SWAP: 1804 lmask = rmask = SB16P_SW_MIC; 1805 goto imute; 1806 case SB_CD_IN_MUTE: 1807 case SB_CD_SWAP: 1808 lmask = SB16P_SW_CD_L; 1809 rmask = SB16P_SW_CD_R; 1810 goto imute; 1811 case SB_LINE_IN_MUTE: 1812 case SB_LINE_SWAP: 1813 lmask = SB16P_SW_LINE_L; 1814 rmask = SB16P_SW_LINE_R; 1815 goto imute; 1816 case SB_MIDI_IN_MUTE: 1817 case SB_MIDI_SWAP: 1818 lmask = SB16P_SW_MIDI_L; 1819 rmask = SB16P_SW_MIDI_R; 1820 imute: 1821 if (cp->type != AUDIO_MIXER_ENUM) 1822 return EINVAL; 1823 mask = lmask | rmask; 1824 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1825 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1826 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1827 if (SB_IS_IN_MUTE(cp->dev)) { 1828 mute = cp->dev; 1829 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1830 } else { 1831 swap = cp->dev; 1832 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1833 } 1834 if (sc->gain[swap][SB_LR]) { 1835 mask = lmask; 1836 lmask = rmask; 1837 rmask = mask; 1838 } 1839 if (!sc->gain[mute][SB_LR]) { 1840 lbits = lbits | lmask; 1841 rbits = rbits | rmask; 1842 } 1843 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1844 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1845 break; 1846 1847 default: 1848 return EINVAL; 1849 } 1850 1851 return 0; 1852 } 1853 1854 int 1855 sbdsp_mixer_get_port(addr, cp) 1856 void *addr; 1857 mixer_ctrl_t *cp; 1858 { 1859 struct sbdsp_softc *sc = addr; 1860 1861 if (sc->sc_open == SB_OPEN_MIDI) 1862 return EBUSY; 1863 1864 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1865 1866 if (sc->sc_mixer_model == SBM_NONE) 1867 return EINVAL; 1868 1869 switch (cp->dev) { 1870 case SB_TREBLE: 1871 case SB_BASS: 1872 if (sc->sc_mixer_model == SBM_CT1345 || 1873 sc->sc_mixer_model == SBM_CT1XX5) { 1874 switch (cp->dev) { 1875 case SB_TREBLE: 1876 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1877 return 0; 1878 case SB_BASS: 1879 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1880 return 0; 1881 } 1882 } 1883 case SB_PCSPEAKER: 1884 case SB_INPUT_GAIN: 1885 case SB_OUTPUT_GAIN: 1886 if (!ISSBM1745(sc)) 1887 return EINVAL; 1888 case SB_MIC_VOL: 1889 case SB_LINE_IN_VOL: 1890 if (sc->sc_mixer_model == SBM_CT1335) 1891 return EINVAL; 1892 case SB_VOICE_VOL: 1893 case SB_MIDI_VOL: 1894 case SB_CD_VOL: 1895 case SB_MASTER_VOL: 1896 switch (cp->dev) { 1897 case SB_MIC_VOL: 1898 case SB_PCSPEAKER: 1899 if (cp->un.value.num_channels != 1) 1900 return EINVAL; 1901 /* fall into */ 1902 default: 1903 switch (cp->un.value.num_channels) { 1904 case 1: 1905 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1906 sc->gain[cp->dev][SB_LEFT]; 1907 break; 1908 case 2: 1909 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1910 sc->gain[cp->dev][SB_LEFT]; 1911 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1912 sc->gain[cp->dev][SB_RIGHT]; 1913 break; 1914 default: 1915 return EINVAL; 1916 } 1917 break; 1918 } 1919 break; 1920 1921 case SB_RECORD_SOURCE: 1922 if (ISSBM1745(sc)) 1923 cp->un.mask = sc->in_mask; 1924 else 1925 cp->un.ord = sc->in_port; 1926 break; 1927 1928 case SB_AGC: 1929 if (!ISSBM1745(sc)) 1930 return EINVAL; 1931 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1932 break; 1933 1934 case SB_CD_IN_MUTE: 1935 case SB_MIC_IN_MUTE: 1936 case SB_LINE_IN_MUTE: 1937 case SB_MIDI_IN_MUTE: 1938 case SB_CD_SWAP: 1939 case SB_MIC_SWAP: 1940 case SB_LINE_SWAP: 1941 case SB_MIDI_SWAP: 1942 case SB_CD_OUT_MUTE: 1943 case SB_MIC_OUT_MUTE: 1944 case SB_LINE_OUT_MUTE: 1945 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1946 break; 1947 1948 default: 1949 return EINVAL; 1950 } 1951 1952 return 0; 1953 } 1954 1955 int 1956 sbdsp_mixer_query_devinfo(addr, dip) 1957 void *addr; 1958 mixer_devinfo_t *dip; 1959 { 1960 struct sbdsp_softc *sc = addr; 1961 int chan, class, is1745; 1962 1963 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 1964 sc->sc_mixer_model, dip->index)); 1965 1966 if (sc->sc_mixer_model == SBM_NONE) 1967 return ENXIO; 1968 1969 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 1970 is1745 = ISSBM1745(sc); 1971 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 1972 1973 switch (dip->index) { 1974 case SB_MASTER_VOL: 1975 dip->type = AUDIO_MIXER_VALUE; 1976 dip->mixer_class = SB_OUTPUT_CLASS; 1977 dip->prev = dip->next = AUDIO_MIXER_LAST; 1978 strcpy(dip->label.name, AudioNmaster); 1979 dip->un.v.num_channels = chan; 1980 strcpy(dip->un.v.units.name, AudioNvolume); 1981 return 0; 1982 case SB_MIDI_VOL: 1983 dip->type = AUDIO_MIXER_VALUE; 1984 dip->mixer_class = class; 1985 dip->prev = AUDIO_MIXER_LAST; 1986 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 1987 strcpy(dip->label.name, AudioNfmsynth); 1988 dip->un.v.num_channels = chan; 1989 strcpy(dip->un.v.units.name, AudioNvolume); 1990 return 0; 1991 case SB_CD_VOL: 1992 dip->type = AUDIO_MIXER_VALUE; 1993 dip->mixer_class = class; 1994 dip->prev = AUDIO_MIXER_LAST; 1995 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 1996 strcpy(dip->label.name, AudioNcd); 1997 dip->un.v.num_channels = chan; 1998 strcpy(dip->un.v.units.name, AudioNvolume); 1999 return 0; 2000 case SB_VOICE_VOL: 2001 dip->type = AUDIO_MIXER_VALUE; 2002 dip->mixer_class = class; 2003 dip->prev = AUDIO_MIXER_LAST; 2004 dip->next = AUDIO_MIXER_LAST; 2005 strcpy(dip->label.name, AudioNdac); 2006 dip->un.v.num_channels = chan; 2007 strcpy(dip->un.v.units.name, AudioNvolume); 2008 return 0; 2009 case SB_OUTPUT_CLASS: 2010 dip->type = AUDIO_MIXER_CLASS; 2011 dip->mixer_class = SB_OUTPUT_CLASS; 2012 dip->next = dip->prev = AUDIO_MIXER_LAST; 2013 strcpy(dip->label.name, AudioCoutputs); 2014 return 0; 2015 } 2016 2017 if (sc->sc_mixer_model == SBM_CT1335) 2018 return ENXIO; 2019 2020 switch (dip->index) { 2021 case SB_MIC_VOL: 2022 dip->type = AUDIO_MIXER_VALUE; 2023 dip->mixer_class = class; 2024 dip->prev = AUDIO_MIXER_LAST; 2025 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2026 strcpy(dip->label.name, AudioNmicrophone); 2027 dip->un.v.num_channels = 1; 2028 strcpy(dip->un.v.units.name, AudioNvolume); 2029 return 0; 2030 2031 case SB_LINE_IN_VOL: 2032 dip->type = AUDIO_MIXER_VALUE; 2033 dip->mixer_class = class; 2034 dip->prev = AUDIO_MIXER_LAST; 2035 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2036 strcpy(dip->label.name, AudioNline); 2037 dip->un.v.num_channels = 2; 2038 strcpy(dip->un.v.units.name, AudioNvolume); 2039 return 0; 2040 2041 case SB_RECORD_SOURCE: 2042 dip->mixer_class = SB_RECORD_CLASS; 2043 dip->prev = dip->next = AUDIO_MIXER_LAST; 2044 strcpy(dip->label.name, AudioNsource); 2045 if (ISSBM1745(sc)) { 2046 dip->type = AUDIO_MIXER_SET; 2047 dip->un.s.num_mem = 4; 2048 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2049 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2050 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2051 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2052 strcpy(dip->un.s.member[2].label.name, AudioNline); 2053 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2054 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2055 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2056 } else { 2057 dip->type = AUDIO_MIXER_ENUM; 2058 dip->un.e.num_mem = 3; 2059 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2060 dip->un.e.member[0].ord = SB_MIC_VOL; 2061 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2062 dip->un.e.member[1].ord = SB_CD_VOL; 2063 strcpy(dip->un.e.member[2].label.name, AudioNline); 2064 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2065 } 2066 return 0; 2067 2068 case SB_BASS: 2069 dip->prev = dip->next = AUDIO_MIXER_LAST; 2070 strcpy(dip->label.name, AudioNbass); 2071 if (sc->sc_mixer_model == SBM_CT1745) { 2072 dip->type = AUDIO_MIXER_VALUE; 2073 dip->mixer_class = SB_EQUALIZATION_CLASS; 2074 dip->un.v.num_channels = 2; 2075 strcpy(dip->un.v.units.name, AudioNbass); 2076 } else { 2077 dip->type = AUDIO_MIXER_ENUM; 2078 dip->mixer_class = SB_INPUT_CLASS; 2079 dip->un.e.num_mem = 2; 2080 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2081 dip->un.e.member[0].ord = 0; 2082 strcpy(dip->un.e.member[1].label.name, AudioNon); 2083 dip->un.e.member[1].ord = 1; 2084 } 2085 return 0; 2086 2087 case SB_TREBLE: 2088 dip->prev = dip->next = AUDIO_MIXER_LAST; 2089 strcpy(dip->label.name, AudioNtreble); 2090 if (sc->sc_mixer_model == SBM_CT1745) { 2091 dip->type = AUDIO_MIXER_VALUE; 2092 dip->mixer_class = SB_EQUALIZATION_CLASS; 2093 dip->un.v.num_channels = 2; 2094 strcpy(dip->un.v.units.name, AudioNtreble); 2095 } else { 2096 dip->type = AUDIO_MIXER_ENUM; 2097 dip->mixer_class = SB_INPUT_CLASS; 2098 dip->un.e.num_mem = 2; 2099 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2100 dip->un.e.member[0].ord = 0; 2101 strcpy(dip->un.e.member[1].label.name, AudioNon); 2102 dip->un.e.member[1].ord = 1; 2103 } 2104 return 0; 2105 2106 case SB_RECORD_CLASS: /* record source class */ 2107 dip->type = AUDIO_MIXER_CLASS; 2108 dip->mixer_class = SB_RECORD_CLASS; 2109 dip->next = dip->prev = AUDIO_MIXER_LAST; 2110 strcpy(dip->label.name, AudioCrecord); 2111 return 0; 2112 2113 case SB_INPUT_CLASS: 2114 dip->type = AUDIO_MIXER_CLASS; 2115 dip->mixer_class = SB_INPUT_CLASS; 2116 dip->next = dip->prev = AUDIO_MIXER_LAST; 2117 strcpy(dip->label.name, AudioCinputs); 2118 return 0; 2119 2120 } 2121 2122 if (sc->sc_mixer_model == SBM_CT1345) 2123 return ENXIO; 2124 2125 switch(dip->index) { 2126 case SB_PCSPEAKER: 2127 dip->type = AUDIO_MIXER_VALUE; 2128 dip->mixer_class = SB_INPUT_CLASS; 2129 dip->prev = dip->next = AUDIO_MIXER_LAST; 2130 strcpy(dip->label.name, "pc_speaker"); 2131 dip->un.v.num_channels = 1; 2132 strcpy(dip->un.v.units.name, AudioNvolume); 2133 return 0; 2134 2135 case SB_INPUT_GAIN: 2136 dip->type = AUDIO_MIXER_VALUE; 2137 dip->mixer_class = SB_INPUT_CLASS; 2138 dip->prev = dip->next = AUDIO_MIXER_LAST; 2139 strcpy(dip->label.name, AudioNinput); 2140 dip->un.v.num_channels = 2; 2141 strcpy(dip->un.v.units.name, AudioNvolume); 2142 return 0; 2143 2144 case SB_OUTPUT_GAIN: 2145 dip->type = AUDIO_MIXER_VALUE; 2146 dip->mixer_class = SB_OUTPUT_CLASS; 2147 dip->prev = dip->next = AUDIO_MIXER_LAST; 2148 strcpy(dip->label.name, AudioNoutput); 2149 dip->un.v.num_channels = 2; 2150 strcpy(dip->un.v.units.name, AudioNvolume); 2151 return 0; 2152 2153 case SB_AGC: 2154 dip->type = AUDIO_MIXER_ENUM; 2155 dip->mixer_class = SB_INPUT_CLASS; 2156 dip->prev = dip->next = AUDIO_MIXER_LAST; 2157 strcpy(dip->label.name, "agc"); 2158 dip->un.e.num_mem = 2; 2159 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2160 dip->un.e.member[0].ord = 0; 2161 strcpy(dip->un.e.member[1].label.name, AudioNon); 2162 dip->un.e.member[1].ord = 1; 2163 return 0; 2164 2165 case SB_EQUALIZATION_CLASS: 2166 dip->type = AUDIO_MIXER_CLASS; 2167 dip->mixer_class = SB_EQUALIZATION_CLASS; 2168 dip->next = dip->prev = AUDIO_MIXER_LAST; 2169 strcpy(dip->label.name, AudioCequalization); 2170 return 0; 2171 2172 case SB_CD_IN_MUTE: 2173 dip->prev = SB_CD_VOL; 2174 dip->next = SB_CD_SWAP; 2175 dip->mixer_class = SB_INPUT_CLASS; 2176 goto mute; 2177 2178 case SB_MIC_IN_MUTE: 2179 dip->prev = SB_MIC_VOL; 2180 dip->next = SB_MIC_SWAP; 2181 dip->mixer_class = SB_INPUT_CLASS; 2182 goto mute; 2183 2184 case SB_LINE_IN_MUTE: 2185 dip->prev = SB_LINE_IN_VOL; 2186 dip->next = SB_LINE_SWAP; 2187 dip->mixer_class = SB_INPUT_CLASS; 2188 goto mute; 2189 2190 case SB_MIDI_IN_MUTE: 2191 dip->prev = SB_MIDI_VOL; 2192 dip->next = SB_MIDI_SWAP; 2193 dip->mixer_class = SB_INPUT_CLASS; 2194 goto mute; 2195 2196 case SB_CD_SWAP: 2197 dip->prev = SB_CD_IN_MUTE; 2198 dip->next = SB_CD_OUT_MUTE; 2199 goto swap; 2200 2201 case SB_MIC_SWAP: 2202 dip->prev = SB_MIC_IN_MUTE; 2203 dip->next = SB_MIC_OUT_MUTE; 2204 goto swap; 2205 2206 case SB_LINE_SWAP: 2207 dip->prev = SB_LINE_IN_MUTE; 2208 dip->next = SB_LINE_OUT_MUTE; 2209 goto swap; 2210 2211 case SB_MIDI_SWAP: 2212 dip->prev = SB_MIDI_IN_MUTE; 2213 dip->next = AUDIO_MIXER_LAST; 2214 swap: 2215 dip->mixer_class = SB_INPUT_CLASS; 2216 strcpy(dip->label.name, AudioNswap); 2217 goto mute1; 2218 2219 case SB_CD_OUT_MUTE: 2220 dip->prev = SB_CD_SWAP; 2221 dip->next = AUDIO_MIXER_LAST; 2222 dip->mixer_class = SB_OUTPUT_CLASS; 2223 goto mute; 2224 2225 case SB_MIC_OUT_MUTE: 2226 dip->prev = SB_MIC_SWAP; 2227 dip->next = AUDIO_MIXER_LAST; 2228 dip->mixer_class = SB_OUTPUT_CLASS; 2229 goto mute; 2230 2231 case SB_LINE_OUT_MUTE: 2232 dip->prev = SB_LINE_SWAP; 2233 dip->next = AUDIO_MIXER_LAST; 2234 dip->mixer_class = SB_OUTPUT_CLASS; 2235 mute: 2236 strcpy(dip->label.name, AudioNmute); 2237 mute1: 2238 dip->type = AUDIO_MIXER_ENUM; 2239 dip->un.e.num_mem = 2; 2240 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2241 dip->un.e.member[0].ord = 0; 2242 strcpy(dip->un.e.member[1].label.name, AudioNon); 2243 dip->un.e.member[1].ord = 1; 2244 return 0; 2245 2246 } 2247 2248 return ENXIO; 2249 } 2250 2251 void * 2252 sb_malloc(addr, direction, size, pool, flags) 2253 void *addr; 2254 int direction; 2255 size_t size; 2256 int pool, flags; 2257 { 2258 struct sbdsp_softc *sc = addr; 2259 int drq; 2260 2261 if (sc->sc_drq8 != -1) 2262 drq = sc->sc_drq8; 2263 else 2264 drq = sc->sc_drq16; 2265 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 2266 } 2267 2268 void 2269 sb_free(addr, ptr, pool) 2270 void *addr; 2271 void *ptr; 2272 int pool; 2273 { 2274 isa_free(ptr, pool); 2275 } 2276 2277 size_t 2278 sb_round_buffersize(addr, direction, size) 2279 void *addr; 2280 int direction; 2281 size_t size; 2282 { 2283 if (size > MAX_ISADMA) 2284 size = MAX_ISADMA; 2285 return (size); 2286 } 2287 2288 int 2289 sb_mappage(addr, mem, off, prot) 2290 void *addr; 2291 void *mem; 2292 int off; 2293 int prot; 2294 { 2295 return isa_mappage(mem, off, prot); 2296 } 2297 2298 int 2299 sbdsp_get_props(addr) 2300 void *addr; 2301 { 2302 struct sbdsp_softc *sc = addr; 2303 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 2304 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2305 } 2306 2307 #if NMIDI > 0 2308 /* 2309 * MIDI related routines. 2310 */ 2311 2312 int 2313 sbdsp_midi_open(addr, flags, iintr, ointr, arg) 2314 void *addr; 2315 int flags; 2316 void (*iintr)__P((void *, int)); 2317 void (*ointr)__P((void *)); 2318 void *arg; 2319 { 2320 struct sbdsp_softc *sc = addr; 2321 2322 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2323 2324 if (sc->sc_open != SB_CLOSED) 2325 return EBUSY; 2326 if (sbdsp_reset(sc) != 0) 2327 return EIO; 2328 2329 sc->sc_open = SB_OPEN_MIDI; 2330 sc->sc_openflags = flags; 2331 2332 if (sc->sc_model >= SB_20) 2333 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2334 return EIO; 2335 2336 sc->sc_intr8 = sbdsp_midi_intr; 2337 sc->sc_intrm = iintr; 2338 sc->sc_argm = arg; 2339 2340 return 0; 2341 } 2342 2343 void 2344 sbdsp_midi_close(addr) 2345 void *addr; 2346 { 2347 struct sbdsp_softc *sc = addr; 2348 2349 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2350 2351 if (sc->sc_model >= SB_20) 2352 sbdsp_reset(sc); /* exit UART mode */ 2353 2354 sc->sc_intrm = 0; 2355 sc->sc_open = SB_CLOSED; 2356 } 2357 2358 int 2359 sbdsp_midi_output(addr, d) 2360 void *addr; 2361 int d; 2362 { 2363 struct sbdsp_softc *sc = addr; 2364 2365 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2366 return EIO; 2367 if (sbdsp_wdsp(sc, d)) 2368 return EIO; 2369 return 0; 2370 } 2371 2372 void 2373 sbdsp_midi_getinfo(addr, mi) 2374 void *addr; 2375 struct midi_info *mi; 2376 { 2377 struct sbdsp_softc *sc = addr; 2378 2379 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2380 mi->props = MIDI_PROP_CAN_INPUT; 2381 } 2382 2383 int 2384 sbdsp_midi_intr(addr) 2385 void *addr; 2386 { 2387 struct sbdsp_softc *sc = addr; 2388 2389 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2390 return (0); 2391 } 2392 2393 #endif 2394 2395
Indexes created Fri Sep 26 08:10:20 GMT 2025