sbdsp.c revision 1.102
1 /* $NetBSD: sbdsp.c,v 1.102 1999/11/01 18:12:20 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_le; 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_le; 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_le; 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_le : 649 change_sign16_swap_bytes_le; 650 break; 651 case AUDIO_ENCODING_ULAW: 652 swcode = mode == AUMODE_PLAY ? 653 mulaw_to_ulinear8 : ulinear8_to_mulaw; 654 break; 655 case AUDIO_ENCODING_ALAW: 656 swcode = mode == AUMODE_PLAY ? 657 alaw_to_ulinear8 : ulinear8_to_alaw; 658 break; 659 default: 660 return EINVAL; 661 } 662 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 663 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 664 } else { 665 switch (p->encoding) { 666 case AUDIO_ENCODING_SLINEAR_BE: 667 case AUDIO_ENCODING_SLINEAR_LE: 668 swcode = change_sign8; 669 break; 670 case AUDIO_ENCODING_ULINEAR_BE: 671 case AUDIO_ENCODING_ULINEAR_LE: 672 break; 673 case AUDIO_ENCODING_ULAW: 674 swcode = mode == AUMODE_PLAY ? 675 mulaw_to_ulinear8 : ulinear8_to_mulaw; 676 break; 677 case AUDIO_ENCODING_ALAW: 678 swcode = mode == AUMODE_PLAY ? 679 alaw_to_ulinear8 : ulinear8_to_alaw; 680 break; 681 default: 682 return EINVAL; 683 } 684 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 685 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 686 } 687 688 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 689 if (mode == AUMODE_PLAY) { 690 sc->sc_o.rate = rate; 691 sc->sc_o.tc = tc; 692 sc->sc_o.modep = m; 693 sc->sc_o.bmode = bmode; 694 sc->sc_o.dmachan = chan; 695 } else { 696 sc->sc_i.rate = rate; 697 sc->sc_i.tc = tc; 698 sc->sc_i.modep = m; 699 sc->sc_i.bmode = bmode; 700 sc->sc_i.dmachan = chan; 701 } 702 703 p->sw_code = swcode; 704 p->factor = factor; 705 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", 706 sc->sc_model, mode, p->sample_rate, p->precision, p->channels, 707 p->encoding, tc, m->cmd, bmode, m->cmdchan, swcode, factor)); 708 709 } 710 711 if (sc->sc_fullduplex && 712 usemode == (AUMODE_PLAY | AUMODE_RECORD) && 713 sc->sc_i.dmachan == sc->sc_o.dmachan) { 714 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)); 715 if (sc->sc_o.dmachan == sc->sc_drq8) { 716 /* Use 16 bit DMA for playing by expanding the samples. */ 717 play->sw_code = linear8_to_linear16_le; 718 play->factor = 2; 719 sc->sc_o.modep = &sbpmodes[PLAY16]; 720 sc->sc_o.dmachan = sc->sc_drq16; 721 } else { 722 return EINVAL; 723 } 724 } 725 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 726 sc->sc_i.dmachan, sc->sc_o.dmachan)); 727 728 return (0); 729 } 730 731 void 732 sbdsp_set_ifilter(addr, which) 733 void *addr; 734 int which; 735 { 736 struct sbdsp_softc *sc = addr; 737 int mixval; 738 739 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 740 switch (which) { 741 case 0: 742 mixval |= SBP_FILTER_OFF; 743 break; 744 case SB_TREBLE: 745 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 746 break; 747 case SB_BASS: 748 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 749 break; 750 default: 751 return; 752 } 753 sc->in_filter = mixval & SBP_IFILTER_MASK; 754 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 755 } 756 757 int 758 sbdsp_get_ifilter(addr) 759 void *addr; 760 { 761 struct sbdsp_softc *sc = addr; 762 763 sc->in_filter = 764 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 765 switch (sc->in_filter) { 766 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 767 return SB_TREBLE; 768 case SBP_FILTER_ON|SBP_IFILTER_LOW: 769 return SB_BASS; 770 default: 771 return 0; 772 } 773 } 774 775 int 776 sbdsp_set_in_ports(sc, mask) 777 struct sbdsp_softc *sc; 778 int mask; 779 { 780 int bitsl, bitsr; 781 int sbport; 782 783 if (sc->sc_open == SB_OPEN_MIDI) 784 return EBUSY; 785 786 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 787 sc->sc_mixer_model, mask)); 788 789 switch(sc->sc_mixer_model) { 790 case SBM_NONE: 791 return EINVAL; 792 case SBM_CT1335: 793 if (mask != (1 << SB_MIC_VOL)) 794 return EINVAL; 795 break; 796 case SBM_CT1345: 797 switch (mask) { 798 case 1 << SB_MIC_VOL: 799 sbport = SBP_FROM_MIC; 800 break; 801 case 1 << SB_LINE_IN_VOL: 802 sbport = SBP_FROM_LINE; 803 break; 804 case 1 << SB_CD_VOL: 805 sbport = SBP_FROM_CD; 806 break; 807 default: 808 return (EINVAL); 809 } 810 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 811 break; 812 case SBM_CT1XX5: 813 case SBM_CT1745: 814 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 815 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 816 return EINVAL; 817 bitsr = 0; 818 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 819 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 820 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 821 bitsl = SB_SRC_R_TO_L(bitsr); 822 if (mask & (1<<SB_MIC_VOL)) { 823 bitsl |= SBP_MIC_SRC; 824 bitsr |= SBP_MIC_SRC; 825 } 826 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 827 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 828 break; 829 } 830 sc->in_mask = mask; 831 832 return 0; 833 } 834 835 int 836 sbdsp_speaker_ctl(addr, newstate) 837 void *addr; 838 int newstate; 839 { 840 struct sbdsp_softc *sc = addr; 841 842 if (sc->sc_open == SB_OPEN_MIDI) 843 return EBUSY; 844 845 if ((newstate == SPKR_ON) && 846 (sc->spkr_state == SPKR_OFF)) { 847 sbdsp_spkron(sc); 848 sc->spkr_state = SPKR_ON; 849 } 850 if ((newstate == SPKR_OFF) && 851 (sc->spkr_state == SPKR_ON)) { 852 sbdsp_spkroff(sc); 853 sc->spkr_state = SPKR_OFF; 854 } 855 return 0; 856 } 857 858 int 859 sbdsp_round_blocksize(addr, blk) 860 void *addr; 861 int blk; 862 { 863 return blk & -4; /* round to biggest sample size */ 864 } 865 866 int 867 sbdsp_open(addr, flags) 868 void *addr; 869 int flags; 870 { 871 struct sbdsp_softc *sc = addr; 872 int error, state; 873 874 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 875 876 if (sc->sc_open != SB_CLOSED) 877 return (EBUSY); 878 sc->sc_open = SB_OPEN_AUDIO; 879 sc->sc_openflags = flags; 880 state = 0; 881 882 if (sc->sc_drq8 != -1) { 883 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 884 MAX_ISADMA, BUS_DMA_NOWAIT); 885 if (error) { 886 printf("%s: can't create map for drq %d\n", 887 sc->sc_dev.dv_xname, sc->sc_drq8); 888 goto bad; 889 } 890 state |= 1; 891 } 892 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 893 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 894 MAX_ISADMA, BUS_DMA_NOWAIT); 895 if (error) { 896 printf("%s: can't create map for drq %d\n", 897 sc->sc_dev.dv_xname, sc->sc_drq16); 898 goto bad; 899 } 900 state |= 2; 901 } 902 903 if (sbdsp_reset(sc) != 0) { 904 error = EIO; 905 goto bad; 906 } 907 908 if (ISSBPRO(sc) && 909 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 910 DPRINTF(("sbdsp_open: can't set mono mode\n")); 911 /* we'll readjust when it's time for DMA. */ 912 } 913 914 /* 915 * Leave most things as they were; users must change things if 916 * the previous process didn't leave it they way they wanted. 917 * Looked at another way, it's easy to set up a configuration 918 * in one program and leave it for another to inherit. 919 */ 920 DPRINTF(("sbdsp_open: opened\n")); 921 922 return (0); 923 924 bad: 925 if (state & 1) 926 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 927 if (state & 2) 928 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 929 930 sc->sc_open = SB_CLOSED; 931 return (error); 932 } 933 934 void 935 sbdsp_close(addr) 936 void *addr; 937 { 938 struct sbdsp_softc *sc = addr; 939 940 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 941 942 sbdsp_spkroff(sc); 943 sc->spkr_state = SPKR_OFF; 944 945 sbdsp_halt_output(sc); 946 sbdsp_halt_input(sc); 947 948 sc->sc_intr8 = 0; 949 sc->sc_intr16 = 0; 950 951 if (sc->sc_drq8 != -1) 952 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 953 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 954 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 955 956 sc->sc_open = SB_CLOSED; 957 DPRINTF(("sbdsp_close: closed\n")); 958 } 959 960 /* 961 * Lower-level routines 962 */ 963 964 /* 965 * Reset the card. 966 * Return non-zero if the card isn't detected. 967 */ 968 int 969 sbdsp_reset(sc) 970 struct sbdsp_softc *sc; 971 { 972 bus_space_tag_t iot = sc->sc_iot; 973 bus_space_handle_t ioh = sc->sc_ioh; 974 975 sc->sc_intr8 = 0; 976 sc->sc_intr16 = 0; 977 sc->sc_intrm = 0; 978 979 /* 980 * See SBK, section 11.3. 981 * We pulse a reset signal into the card. 982 * Gee, what a brilliant hardware design. 983 */ 984 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 985 delay(10); 986 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 987 delay(30); 988 if (sbdsp_rdsp(sc) != SB_MAGIC) 989 return -1; 990 991 return 0; 992 } 993 994 /* 995 * Write a byte to the dsp. 996 * We are at the mercy of the card as we use a 997 * polling loop and wait until it can take the byte. 998 */ 999 int 1000 sbdsp_wdsp(sc, v) 1001 struct sbdsp_softc *sc; 1002 int v; 1003 { 1004 bus_space_tag_t iot = sc->sc_iot; 1005 bus_space_handle_t ioh = sc->sc_ioh; 1006 int i; 1007 u_char x; 1008 1009 for (i = SBDSP_NPOLL; --i >= 0; ) { 1010 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 1011 delay(10); 1012 if ((x & SB_DSP_BUSY) == 0) { 1013 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 1014 delay(10); 1015 return 0; 1016 } 1017 } 1018 ++sberr.wdsp; 1019 return -1; 1020 } 1021 1022 /* 1023 * Read a byte from the DSP, using polling. 1024 */ 1025 int 1026 sbdsp_rdsp(sc) 1027 struct sbdsp_softc *sc; 1028 { 1029 bus_space_tag_t iot = sc->sc_iot; 1030 bus_space_handle_t ioh = sc->sc_ioh; 1031 int i; 1032 u_char x; 1033 1034 for (i = SBDSP_NPOLL; --i >= 0; ) { 1035 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 1036 delay(10); 1037 if (x & SB_DSP_READY) { 1038 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 1039 delay(10); 1040 return x; 1041 } 1042 } 1043 ++sberr.rdsp; 1044 return -1; 1045 } 1046 1047 /* 1048 * Doing certain things (like toggling the speaker) make 1049 * the SB hardware go away for a while, so pause a little. 1050 */ 1051 void 1052 sbdsp_to(arg) 1053 void *arg; 1054 { 1055 wakeup(arg); 1056 } 1057 1058 void 1059 sbdsp_pause(sc) 1060 struct sbdsp_softc *sc; 1061 { 1062 extern int hz; 1063 1064 timeout(sbdsp_to, sbdsp_to, hz/8); 1065 (void)tsleep(sbdsp_to, PWAIT, "sbpause", 0); 1066 } 1067 1068 /* 1069 * Turn on the speaker. The SBK documention says this operation 1070 * can take up to 1/10 of a second. Higher level layers should 1071 * probably let the task sleep for this amount of time after 1072 * calling here. Otherwise, things might not work (because 1073 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1074 * 1075 * These engineers had their heads up their ass when 1076 * they designed this card. 1077 */ 1078 void 1079 sbdsp_spkron(sc) 1080 struct sbdsp_softc *sc; 1081 { 1082 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1083 sbdsp_pause(sc); 1084 } 1085 1086 /* 1087 * Turn off the speaker; see comment above. 1088 */ 1089 void 1090 sbdsp_spkroff(sc) 1091 struct sbdsp_softc *sc; 1092 { 1093 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1094 sbdsp_pause(sc); 1095 } 1096 1097 /* 1098 * Read the version number out of the card. 1099 * Store version information in the softc. 1100 */ 1101 void 1102 sbversion(sc) 1103 struct sbdsp_softc *sc; 1104 { 1105 int v; 1106 1107 sc->sc_model = SB_UNK; 1108 sc->sc_version = 0; 1109 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1110 return; 1111 v = sbdsp_rdsp(sc) << 8; 1112 v |= sbdsp_rdsp(sc); 1113 if (v < 0) 1114 return; 1115 sc->sc_version = v; 1116 switch(SBVER_MAJOR(v)) { 1117 case 1: 1118 sc->sc_mixer_model = SBM_NONE; 1119 sc->sc_model = SB_1; 1120 break; 1121 case 2: 1122 /* Some SB2 have a mixer, some don't. */ 1123 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1124 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1125 /* Check if we can read back the mixer values. */ 1126 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1127 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1128 sc->sc_mixer_model = SBM_CT1335; 1129 else 1130 sc->sc_mixer_model = SBM_NONE; 1131 if (SBVER_MINOR(v) == 0) 1132 sc->sc_model = SB_20; 1133 else 1134 sc->sc_model = SB_2x; 1135 break; 1136 case 3: 1137 sc->sc_mixer_model = SBM_CT1345; 1138 sc->sc_model = SB_PRO; 1139 break; 1140 case 4: 1141 #if 0 1142 /* XXX This does not work */ 1143 /* Most SB16 have a tone controls, but some don't. */ 1144 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1145 /* Check if we can read back the mixer value. */ 1146 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1147 sc->sc_mixer_model = SBM_CT1745; 1148 else 1149 sc->sc_mixer_model = SBM_CT1XX5; 1150 #else 1151 sc->sc_mixer_model = SBM_CT1745; 1152 #endif 1153 #if 0 1154 /* XXX figure out a good way of determining the model */ 1155 /* XXX what about SB_32 */ 1156 if (SBVER_MINOR(v) == 16) 1157 sc->sc_model = SB_64; 1158 else 1159 #endif 1160 sc->sc_model = SB_16; 1161 break; 1162 } 1163 } 1164 1165 int 1166 sbdsp_set_timeconst(sc, tc) 1167 struct sbdsp_softc *sc; 1168 int tc; 1169 { 1170 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1171 1172 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1173 sbdsp_wdsp(sc, tc) < 0) 1174 return EIO; 1175 1176 return 0; 1177 } 1178 1179 int 1180 sbdsp16_set_rate(sc, cmd, rate) 1181 struct sbdsp_softc *sc; 1182 int cmd, rate; 1183 { 1184 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate)); 1185 1186 if (sbdsp_wdsp(sc, cmd) < 0 || 1187 sbdsp_wdsp(sc, rate >> 8) < 0 || 1188 sbdsp_wdsp(sc, rate) < 0) 1189 return EIO; 1190 return 0; 1191 } 1192 1193 int 1194 sbdsp_trigger_input(addr, start, end, blksize, intr, arg, param) 1195 void *addr; 1196 void *start, *end; 1197 int blksize; 1198 void (*intr) __P((void *)); 1199 void *arg; 1200 struct audio_params *param; 1201 { 1202 struct sbdsp_softc *sc = addr; 1203 int stereo = param->channels == 2; 1204 int width = param->precision * param->factor; 1205 int filter; 1206 1207 #ifdef DIAGNOSTIC 1208 if (stereo && (blksize & 1)) { 1209 DPRINTF(("stereo record odd bytes (%d)\n", blksize)); 1210 return (EIO); 1211 } 1212 if (sc->sc_i.run != SB_NOTRUNNING) 1213 printf("sbdsp_trigger_input: already running\n"); 1214 #endif 1215 1216 sc->sc_intrr = intr; 1217 sc->sc_argr = arg; 1218 1219 if (width == 8) { 1220 #ifdef DIAGNOSTIC 1221 if (sc->sc_i.dmachan != sc->sc_drq8) { 1222 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1223 width, sc->sc_i.dmachan); 1224 return (EIO); 1225 } 1226 #endif 1227 sc->sc_intr8 = sbdsp_block_input; 1228 } else { 1229 #ifdef DIAGNOSTIC 1230 if (sc->sc_i.dmachan != sc->sc_drq16) { 1231 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1232 width, sc->sc_i.dmachan); 1233 return (EIO); 1234 } 1235 #endif 1236 sc->sc_intr16 = sbdsp_block_input; 1237 } 1238 1239 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16)) 1240 blksize >>= 1; 1241 --blksize; 1242 sc->sc_i.blksize = blksize; 1243 1244 if (ISSBPRO(sc)) { 1245 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1246 return (EIO); 1247 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1248 sbdsp_mix_write(sc, SBP_INFILTER, 1249 (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) | 1250 filter); 1251 } 1252 1253 if (ISSB16CLASS(sc)) { 1254 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) { 1255 DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n", 1256 sc->sc_i.rate)); 1257 return (EIO); 1258 } 1259 } else { 1260 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1261 DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n", 1262 sc->sc_i.rate)); 1263 return (EIO); 1264 } 1265 } 1266 1267 DPRINTF(("sbdsp: dma start loop input start=%p end=%p chan=%d\n", 1268 start, end, sc->sc_i.dmachan)); 1269 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start, 1270 (char *)end - (char *)start, NULL, 1271 DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1272 1273 return sbdsp_block_input(addr); 1274 } 1275 1276 int 1277 sbdsp_block_input(addr) 1278 void *addr; 1279 { 1280 struct sbdsp_softc *sc = addr; 1281 int cc = sc->sc_i.blksize; 1282 1283 DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc)); 1284 1285 if (sc->sc_i.run != SB_NOTRUNNING) 1286 sc->sc_intrr(sc->sc_argr); 1287 1288 if (sc->sc_model == SB_1) { 1289 /* Non-looping mode, start DMA */ 1290 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1291 sbdsp_wdsp(sc, cc) < 0 || 1292 sbdsp_wdsp(sc, cc >> 8) < 0) { 1293 DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n")); 1294 return (EIO); 1295 } 1296 sc->sc_i.run = SB_RUNNING; 1297 } else if (sc->sc_i.run == SB_NOTRUNNING) { 1298 /* Initialize looping PCM */ 1299 if (ISSB16CLASS(sc)) { 1300 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1301 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1302 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1303 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1304 sbdsp_wdsp(sc, cc) < 0 || 1305 sbdsp_wdsp(sc, cc >> 8) < 0) { 1306 DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n")); 1307 return (EIO); 1308 } 1309 } else { 1310 DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc)); 1311 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1312 sbdsp_wdsp(sc, cc) < 0 || 1313 sbdsp_wdsp(sc, cc >> 8) < 0) { 1314 DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n")); 1315 return (EIO); 1316 } 1317 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1318 DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n")); 1319 return (EIO); 1320 } 1321 } 1322 sc->sc_i.run = SB_LOOPING; 1323 } 1324 1325 return (0); 1326 } 1327 1328 int 1329 sbdsp_trigger_output(addr, start, end, blksize, intr, arg, param) 1330 void *addr; 1331 void *start, *end; 1332 int blksize; 1333 void (*intr) __P((void *)); 1334 void *arg; 1335 struct audio_params *param; 1336 { 1337 struct sbdsp_softc *sc = addr; 1338 int stereo = param->channels == 2; 1339 int width = param->precision * param->factor; 1340 int cmd; 1341 1342 #ifdef DIAGNOSTIC 1343 if (stereo && (blksize & 1)) { 1344 DPRINTF(("stereo playback odd bytes (%d)\n", blksize)); 1345 return (EIO); 1346 } 1347 if (sc->sc_o.run != SB_NOTRUNNING) 1348 printf("sbdsp_trigger_output: already running\n"); 1349 #endif 1350 1351 sc->sc_intrp = intr; 1352 sc->sc_argp = arg; 1353 1354 if (width == 8) { 1355 #ifdef DIAGNOSTIC 1356 if (sc->sc_o.dmachan != sc->sc_drq8) { 1357 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1358 width, sc->sc_o.dmachan); 1359 return (EIO); 1360 } 1361 #endif 1362 sc->sc_intr8 = sbdsp_block_output; 1363 } else { 1364 #ifdef DIAGNOSTIC 1365 if (sc->sc_o.dmachan != sc->sc_drq16) { 1366 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1367 width, sc->sc_o.dmachan); 1368 return (EIO); 1369 } 1370 #endif 1371 sc->sc_intr16 = sbdsp_block_output; 1372 } 1373 1374 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16)) 1375 blksize >>= 1; 1376 --blksize; 1377 sc->sc_o.blksize = blksize; 1378 1379 if (ISSBPRO(sc)) { 1380 /* make sure we re-set stereo mixer bit when we start output. */ 1381 sbdsp_mix_write(sc, SBP_STEREO, 1382 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1383 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1384 cmd = sc->sc_o.modep->cmdchan; 1385 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1386 return (EIO); 1387 } 1388 1389 if (ISSB16CLASS(sc)) { 1390 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) { 1391 DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n", 1392 sc->sc_o.rate)); 1393 return (EIO); 1394 } 1395 } else { 1396 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1397 DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n", 1398 sc->sc_o.rate)); 1399 return (EIO); 1400 } 1401 } 1402 1403 DPRINTF(("sbdsp: dma start loop output start=%p end=%p chan=%d\n", 1404 start, end, sc->sc_o.dmachan)); 1405 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start, 1406 (char *)end - (char *)start, NULL, 1407 DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1408 1409 return sbdsp_block_output(addr); 1410 } 1411 1412 int 1413 sbdsp_block_output(addr) 1414 void *addr; 1415 { 1416 struct sbdsp_softc *sc = addr; 1417 int cc = sc->sc_o.blksize; 1418 1419 DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc)); 1420 1421 if (sc->sc_o.run != SB_NOTRUNNING) 1422 sc->sc_intrp(sc->sc_argp); 1423 1424 if (sc->sc_model == SB_1) { 1425 /* Non-looping mode, initialized. Start DMA and PCM */ 1426 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1427 sbdsp_wdsp(sc, cc) < 0 || 1428 sbdsp_wdsp(sc, cc >> 8) < 0) { 1429 DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n")); 1430 return (EIO); 1431 } 1432 sc->sc_o.run = SB_RUNNING; 1433 } else if (sc->sc_o.run == SB_NOTRUNNING) { 1434 /* Initialize looping PCM */ 1435 if (ISSB16CLASS(sc)) { 1436 DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1437 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1438 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1439 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1440 sbdsp_wdsp(sc, cc) < 0 || 1441 sbdsp_wdsp(sc, cc >> 8) < 0) { 1442 DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n")); 1443 return (EIO); 1444 } 1445 } else { 1446 DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc)); 1447 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1448 sbdsp_wdsp(sc, cc) < 0 || 1449 sbdsp_wdsp(sc, cc >> 8) < 0) { 1450 DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n")); 1451 return (EIO); 1452 } 1453 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1454 DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n")); 1455 return (EIO); 1456 } 1457 } 1458 sc->sc_o.run = SB_LOOPING; 1459 } 1460 1461 return (0); 1462 } 1463 1464 int 1465 sbdsp_halt_output(addr) 1466 void *addr; 1467 { 1468 struct sbdsp_softc *sc = addr; 1469 1470 if (sc->sc_o.run != SB_NOTRUNNING) { 1471 if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0) 1472 printf("sbdsp_halt_output: failed to halt\n"); 1473 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 1474 sc->sc_o.run = SB_NOTRUNNING; 1475 } 1476 1477 return (0); 1478 } 1479 1480 int 1481 sbdsp_halt_input(addr) 1482 void *addr; 1483 { 1484 struct sbdsp_softc *sc = addr; 1485 1486 if (sc->sc_i.run != SB_NOTRUNNING) { 1487 if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0) 1488 printf("sbdsp_halt_input: failed to halt\n"); 1489 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 1490 sc->sc_i.run = SB_NOTRUNNING; 1491 } 1492 1493 return (0); 1494 } 1495 1496 /* 1497 * Only the DSP unit on the sound blaster generates interrupts. 1498 * There are three cases of interrupt: reception of a midi byte 1499 * (when mode is enabled), completion of dma transmission, or 1500 * completion of a dma reception. 1501 * 1502 * If there is interrupt sharing or a spurious interrupt occurs 1503 * there is no way to distinguish this on an SB2. So if you have 1504 * an SB2 and experience problems, buy an SB16 (it's only $40). 1505 */ 1506 int 1507 sbdsp_intr(arg) 1508 void *arg; 1509 { 1510 struct sbdsp_softc *sc = arg; 1511 u_char irq; 1512 1513 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1514 sc->sc_intr8, sc->sc_intr16)); 1515 if (ISSB16CLASS(sc)) { 1516 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1517 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) { 1518 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1519 return 0; 1520 } 1521 } else { 1522 /* XXXX CHECK FOR INTERRUPT */ 1523 irq = SBP_IRQ_DMA8; 1524 } 1525 1526 sc->sc_interrupts++; 1527 delay(10); /* XXX why? */ 1528 1529 /* clear interrupt */ 1530 if (irq & SBP_IRQ_DMA8) { 1531 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1532 if (sc->sc_intr8) 1533 sc->sc_intr8(arg); 1534 } 1535 if (irq & SBP_IRQ_DMA16) { 1536 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1537 if (sc->sc_intr16) 1538 sc->sc_intr16(arg); 1539 } 1540 #if NMPU > 0 1541 if ((irq & SBP_IRQ_MPU401) && sc->sc_mpudev) { 1542 mpu_intr(sc->sc_mpudev); 1543 } 1544 #endif 1545 return 1; 1546 } 1547 1548 /* Like val & mask, but make sure the result is correctly rounded. */ 1549 #define MAXVAL 256 1550 static int 1551 sbdsp_adjust(val, mask) 1552 int val, mask; 1553 { 1554 val += (MAXVAL - mask) >> 1; 1555 if (val >= MAXVAL) 1556 val = MAXVAL-1; 1557 return val & mask; 1558 } 1559 1560 void 1561 sbdsp_set_mixer_gain(sc, port) 1562 struct sbdsp_softc *sc; 1563 int port; 1564 { 1565 int src, gain; 1566 1567 switch(sc->sc_mixer_model) { 1568 case SBM_NONE: 1569 return; 1570 case SBM_CT1335: 1571 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1572 switch(port) { 1573 case SB_MASTER_VOL: 1574 src = SBP_1335_MASTER_VOL; 1575 break; 1576 case SB_MIDI_VOL: 1577 src = SBP_1335_MIDI_VOL; 1578 break; 1579 case SB_CD_VOL: 1580 src = SBP_1335_CD_VOL; 1581 break; 1582 case SB_VOICE_VOL: 1583 src = SBP_1335_VOICE_VOL; 1584 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1585 break; 1586 default: 1587 return; 1588 } 1589 sbdsp_mix_write(sc, src, gain); 1590 break; 1591 case SBM_CT1345: 1592 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1593 sc->gain[port][SB_RIGHT]); 1594 switch (port) { 1595 case SB_MIC_VOL: 1596 src = SBP_MIC_VOL; 1597 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1598 break; 1599 case SB_MASTER_VOL: 1600 src = SBP_MASTER_VOL; 1601 break; 1602 case SB_LINE_IN_VOL: 1603 src = SBP_LINE_VOL; 1604 break; 1605 case SB_VOICE_VOL: 1606 src = SBP_VOICE_VOL; 1607 break; 1608 case SB_MIDI_VOL: 1609 src = SBP_MIDI_VOL; 1610 break; 1611 case SB_CD_VOL: 1612 src = SBP_CD_VOL; 1613 break; 1614 default: 1615 return; 1616 } 1617 sbdsp_mix_write(sc, src, gain); 1618 break; 1619 case SBM_CT1XX5: 1620 case SBM_CT1745: 1621 switch (port) { 1622 case SB_MIC_VOL: 1623 src = SB16P_MIC_L; 1624 break; 1625 case SB_MASTER_VOL: 1626 src = SB16P_MASTER_L; 1627 break; 1628 case SB_LINE_IN_VOL: 1629 src = SB16P_LINE_L; 1630 break; 1631 case SB_VOICE_VOL: 1632 src = SB16P_VOICE_L; 1633 break; 1634 case SB_MIDI_VOL: 1635 src = SB16P_MIDI_L; 1636 break; 1637 case SB_CD_VOL: 1638 src = SB16P_CD_L; 1639 break; 1640 case SB_INPUT_GAIN: 1641 src = SB16P_INPUT_GAIN_L; 1642 break; 1643 case SB_OUTPUT_GAIN: 1644 src = SB16P_OUTPUT_GAIN_L; 1645 break; 1646 case SB_TREBLE: 1647 src = SB16P_TREBLE_L; 1648 break; 1649 case SB_BASS: 1650 src = SB16P_BASS_L; 1651 break; 1652 case SB_PCSPEAKER: 1653 sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]); 1654 return; 1655 default: 1656 return; 1657 } 1658 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1659 sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]); 1660 break; 1661 } 1662 } 1663 1664 int 1665 sbdsp_mixer_set_port(addr, cp) 1666 void *addr; 1667 mixer_ctrl_t *cp; 1668 { 1669 struct sbdsp_softc *sc = addr; 1670 int lgain, rgain; 1671 int mask, bits; 1672 int lmask, rmask, lbits, rbits; 1673 int mute, swap; 1674 1675 if (sc->sc_open == SB_OPEN_MIDI) 1676 return EBUSY; 1677 1678 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1679 cp->un.value.num_channels)); 1680 1681 if (sc->sc_mixer_model == SBM_NONE) 1682 return EINVAL; 1683 1684 switch (cp->dev) { 1685 case SB_TREBLE: 1686 case SB_BASS: 1687 if (sc->sc_mixer_model == SBM_CT1345 || 1688 sc->sc_mixer_model == SBM_CT1XX5) { 1689 if (cp->type != AUDIO_MIXER_ENUM) 1690 return EINVAL; 1691 switch (cp->dev) { 1692 case SB_TREBLE: 1693 sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0); 1694 return 0; 1695 case SB_BASS: 1696 sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0); 1697 return 0; 1698 } 1699 } 1700 case SB_PCSPEAKER: 1701 case SB_INPUT_GAIN: 1702 case SB_OUTPUT_GAIN: 1703 if (!ISSBM1745(sc)) 1704 return EINVAL; 1705 case SB_MIC_VOL: 1706 case SB_LINE_IN_VOL: 1707 if (sc->sc_mixer_model == SBM_CT1335) 1708 return EINVAL; 1709 case SB_VOICE_VOL: 1710 case SB_MIDI_VOL: 1711 case SB_CD_VOL: 1712 case SB_MASTER_VOL: 1713 if (cp->type != AUDIO_MIXER_VALUE) 1714 return EINVAL; 1715 1716 /* 1717 * All the mixer ports are stereo except for the microphone. 1718 * If we get a single-channel gain value passed in, then we 1719 * duplicate it to both left and right channels. 1720 */ 1721 1722 switch (cp->dev) { 1723 case SB_MIC_VOL: 1724 if (cp->un.value.num_channels != 1) 1725 return EINVAL; 1726 1727 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1728 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1729 break; 1730 case SB_PCSPEAKER: 1731 if (cp->un.value.num_channels != 1) 1732 return EINVAL; 1733 /* fall into */ 1734 case SB_INPUT_GAIN: 1735 case SB_OUTPUT_GAIN: 1736 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1737 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1738 break; 1739 default: 1740 switch (cp->un.value.num_channels) { 1741 case 1: 1742 lgain = rgain = SB_ADJUST_GAIN(sc, 1743 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1744 break; 1745 case 2: 1746 if (sc->sc_mixer_model == SBM_CT1335) 1747 return EINVAL; 1748 lgain = SB_ADJUST_GAIN(sc, 1749 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1750 rgain = SB_ADJUST_GAIN(sc, 1751 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1752 break; 1753 default: 1754 return EINVAL; 1755 } 1756 break; 1757 } 1758 sc->gain[cp->dev][SB_LEFT] = lgain; 1759 sc->gain[cp->dev][SB_RIGHT] = rgain; 1760 1761 sbdsp_set_mixer_gain(sc, cp->dev); 1762 break; 1763 1764 case SB_RECORD_SOURCE: 1765 if (ISSBM1745(sc)) { 1766 if (cp->type != AUDIO_MIXER_SET) 1767 return EINVAL; 1768 return sbdsp_set_in_ports(sc, cp->un.mask); 1769 } else { 1770 if (cp->type != AUDIO_MIXER_ENUM) 1771 return EINVAL; 1772 sc->in_port = cp->un.ord; 1773 return sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1774 } 1775 break; 1776 1777 case SB_AGC: 1778 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1779 return EINVAL; 1780 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1781 break; 1782 1783 case SB_CD_OUT_MUTE: 1784 mask = SB16P_SW_CD; 1785 goto omute; 1786 case SB_MIC_OUT_MUTE: 1787 mask = SB16P_SW_MIC; 1788 goto omute; 1789 case SB_LINE_OUT_MUTE: 1790 mask = SB16P_SW_LINE; 1791 omute: 1792 if (cp->type != AUDIO_MIXER_ENUM) 1793 return EINVAL; 1794 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1795 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1796 if (cp->un.ord) 1797 bits = bits & ~mask; 1798 else 1799 bits = bits | mask; 1800 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1801 break; 1802 1803 case SB_MIC_IN_MUTE: 1804 case SB_MIC_SWAP: 1805 lmask = rmask = SB16P_SW_MIC; 1806 goto imute; 1807 case SB_CD_IN_MUTE: 1808 case SB_CD_SWAP: 1809 lmask = SB16P_SW_CD_L; 1810 rmask = SB16P_SW_CD_R; 1811 goto imute; 1812 case SB_LINE_IN_MUTE: 1813 case SB_LINE_SWAP: 1814 lmask = SB16P_SW_LINE_L; 1815 rmask = SB16P_SW_LINE_R; 1816 goto imute; 1817 case SB_MIDI_IN_MUTE: 1818 case SB_MIDI_SWAP: 1819 lmask = SB16P_SW_MIDI_L; 1820 rmask = SB16P_SW_MIDI_R; 1821 imute: 1822 if (cp->type != AUDIO_MIXER_ENUM) 1823 return EINVAL; 1824 mask = lmask | rmask; 1825 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1826 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1827 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1828 if (SB_IS_IN_MUTE(cp->dev)) { 1829 mute = cp->dev; 1830 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1831 } else { 1832 swap = cp->dev; 1833 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1834 } 1835 if (sc->gain[swap][SB_LR]) { 1836 mask = lmask; 1837 lmask = rmask; 1838 rmask = mask; 1839 } 1840 if (!sc->gain[mute][SB_LR]) { 1841 lbits = lbits | lmask; 1842 rbits = rbits | rmask; 1843 } 1844 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1845 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1846 break; 1847 1848 default: 1849 return EINVAL; 1850 } 1851 1852 return 0; 1853 } 1854 1855 int 1856 sbdsp_mixer_get_port(addr, cp) 1857 void *addr; 1858 mixer_ctrl_t *cp; 1859 { 1860 struct sbdsp_softc *sc = addr; 1861 1862 if (sc->sc_open == SB_OPEN_MIDI) 1863 return EBUSY; 1864 1865 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1866 1867 if (sc->sc_mixer_model == SBM_NONE) 1868 return EINVAL; 1869 1870 switch (cp->dev) { 1871 case SB_TREBLE: 1872 case SB_BASS: 1873 if (sc->sc_mixer_model == SBM_CT1345 || 1874 sc->sc_mixer_model == SBM_CT1XX5) { 1875 switch (cp->dev) { 1876 case SB_TREBLE: 1877 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1878 return 0; 1879 case SB_BASS: 1880 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1881 return 0; 1882 } 1883 } 1884 case SB_PCSPEAKER: 1885 case SB_INPUT_GAIN: 1886 case SB_OUTPUT_GAIN: 1887 if (!ISSBM1745(sc)) 1888 return EINVAL; 1889 case SB_MIC_VOL: 1890 case SB_LINE_IN_VOL: 1891 if (sc->sc_mixer_model == SBM_CT1335) 1892 return EINVAL; 1893 case SB_VOICE_VOL: 1894 case SB_MIDI_VOL: 1895 case SB_CD_VOL: 1896 case SB_MASTER_VOL: 1897 switch (cp->dev) { 1898 case SB_MIC_VOL: 1899 case SB_PCSPEAKER: 1900 if (cp->un.value.num_channels != 1) 1901 return EINVAL; 1902 /* fall into */ 1903 default: 1904 switch (cp->un.value.num_channels) { 1905 case 1: 1906 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1907 sc->gain[cp->dev][SB_LEFT]; 1908 break; 1909 case 2: 1910 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1911 sc->gain[cp->dev][SB_LEFT]; 1912 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1913 sc->gain[cp->dev][SB_RIGHT]; 1914 break; 1915 default: 1916 return EINVAL; 1917 } 1918 break; 1919 } 1920 break; 1921 1922 case SB_RECORD_SOURCE: 1923 if (ISSBM1745(sc)) 1924 cp->un.mask = sc->in_mask; 1925 else 1926 cp->un.ord = sc->in_port; 1927 break; 1928 1929 case SB_AGC: 1930 if (!ISSBM1745(sc)) 1931 return EINVAL; 1932 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1933 break; 1934 1935 case SB_CD_IN_MUTE: 1936 case SB_MIC_IN_MUTE: 1937 case SB_LINE_IN_MUTE: 1938 case SB_MIDI_IN_MUTE: 1939 case SB_CD_SWAP: 1940 case SB_MIC_SWAP: 1941 case SB_LINE_SWAP: 1942 case SB_MIDI_SWAP: 1943 case SB_CD_OUT_MUTE: 1944 case SB_MIC_OUT_MUTE: 1945 case SB_LINE_OUT_MUTE: 1946 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1947 break; 1948 1949 default: 1950 return EINVAL; 1951 } 1952 1953 return 0; 1954 } 1955 1956 int 1957 sbdsp_mixer_query_devinfo(addr, dip) 1958 void *addr; 1959 mixer_devinfo_t *dip; 1960 { 1961 struct sbdsp_softc *sc = addr; 1962 int chan, class, is1745; 1963 1964 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 1965 sc->sc_mixer_model, dip->index)); 1966 1967 if (sc->sc_mixer_model == SBM_NONE) 1968 return ENXIO; 1969 1970 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 1971 is1745 = ISSBM1745(sc); 1972 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 1973 1974 switch (dip->index) { 1975 case SB_MASTER_VOL: 1976 dip->type = AUDIO_MIXER_VALUE; 1977 dip->mixer_class = SB_OUTPUT_CLASS; 1978 dip->prev = dip->next = AUDIO_MIXER_LAST; 1979 strcpy(dip->label.name, AudioNmaster); 1980 dip->un.v.num_channels = chan; 1981 strcpy(dip->un.v.units.name, AudioNvolume); 1982 return 0; 1983 case SB_MIDI_VOL: 1984 dip->type = AUDIO_MIXER_VALUE; 1985 dip->mixer_class = class; 1986 dip->prev = AUDIO_MIXER_LAST; 1987 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 1988 strcpy(dip->label.name, AudioNfmsynth); 1989 dip->un.v.num_channels = chan; 1990 strcpy(dip->un.v.units.name, AudioNvolume); 1991 return 0; 1992 case SB_CD_VOL: 1993 dip->type = AUDIO_MIXER_VALUE; 1994 dip->mixer_class = class; 1995 dip->prev = AUDIO_MIXER_LAST; 1996 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 1997 strcpy(dip->label.name, AudioNcd); 1998 dip->un.v.num_channels = chan; 1999 strcpy(dip->un.v.units.name, AudioNvolume); 2000 return 0; 2001 case SB_VOICE_VOL: 2002 dip->type = AUDIO_MIXER_VALUE; 2003 dip->mixer_class = class; 2004 dip->prev = AUDIO_MIXER_LAST; 2005 dip->next = AUDIO_MIXER_LAST; 2006 strcpy(dip->label.name, AudioNdac); 2007 dip->un.v.num_channels = chan; 2008 strcpy(dip->un.v.units.name, AudioNvolume); 2009 return 0; 2010 case SB_OUTPUT_CLASS: 2011 dip->type = AUDIO_MIXER_CLASS; 2012 dip->mixer_class = SB_OUTPUT_CLASS; 2013 dip->next = dip->prev = AUDIO_MIXER_LAST; 2014 strcpy(dip->label.name, AudioCoutputs); 2015 return 0; 2016 } 2017 2018 if (sc->sc_mixer_model == SBM_CT1335) 2019 return ENXIO; 2020 2021 switch (dip->index) { 2022 case SB_MIC_VOL: 2023 dip->type = AUDIO_MIXER_VALUE; 2024 dip->mixer_class = class; 2025 dip->prev = AUDIO_MIXER_LAST; 2026 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2027 strcpy(dip->label.name, AudioNmicrophone); 2028 dip->un.v.num_channels = 1; 2029 strcpy(dip->un.v.units.name, AudioNvolume); 2030 return 0; 2031 2032 case SB_LINE_IN_VOL: 2033 dip->type = AUDIO_MIXER_VALUE; 2034 dip->mixer_class = class; 2035 dip->prev = AUDIO_MIXER_LAST; 2036 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2037 strcpy(dip->label.name, AudioNline); 2038 dip->un.v.num_channels = 2; 2039 strcpy(dip->un.v.units.name, AudioNvolume); 2040 return 0; 2041 2042 case SB_RECORD_SOURCE: 2043 dip->mixer_class = SB_RECORD_CLASS; 2044 dip->prev = dip->next = AUDIO_MIXER_LAST; 2045 strcpy(dip->label.name, AudioNsource); 2046 if (ISSBM1745(sc)) { 2047 dip->type = AUDIO_MIXER_SET; 2048 dip->un.s.num_mem = 4; 2049 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2050 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2051 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2052 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2053 strcpy(dip->un.s.member[2].label.name, AudioNline); 2054 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2055 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2056 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2057 } else { 2058 dip->type = AUDIO_MIXER_ENUM; 2059 dip->un.e.num_mem = 3; 2060 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2061 dip->un.e.member[0].ord = SB_MIC_VOL; 2062 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2063 dip->un.e.member[1].ord = SB_CD_VOL; 2064 strcpy(dip->un.e.member[2].label.name, AudioNline); 2065 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2066 } 2067 return 0; 2068 2069 case SB_BASS: 2070 dip->prev = dip->next = AUDIO_MIXER_LAST; 2071 strcpy(dip->label.name, AudioNbass); 2072 if (sc->sc_mixer_model == SBM_CT1745) { 2073 dip->type = AUDIO_MIXER_VALUE; 2074 dip->mixer_class = SB_EQUALIZATION_CLASS; 2075 dip->un.v.num_channels = 2; 2076 strcpy(dip->un.v.units.name, AudioNbass); 2077 } else { 2078 dip->type = AUDIO_MIXER_ENUM; 2079 dip->mixer_class = SB_INPUT_CLASS; 2080 dip->un.e.num_mem = 2; 2081 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2082 dip->un.e.member[0].ord = 0; 2083 strcpy(dip->un.e.member[1].label.name, AudioNon); 2084 dip->un.e.member[1].ord = 1; 2085 } 2086 return 0; 2087 2088 case SB_TREBLE: 2089 dip->prev = dip->next = AUDIO_MIXER_LAST; 2090 strcpy(dip->label.name, AudioNtreble); 2091 if (sc->sc_mixer_model == SBM_CT1745) { 2092 dip->type = AUDIO_MIXER_VALUE; 2093 dip->mixer_class = SB_EQUALIZATION_CLASS; 2094 dip->un.v.num_channels = 2; 2095 strcpy(dip->un.v.units.name, AudioNtreble); 2096 } else { 2097 dip->type = AUDIO_MIXER_ENUM; 2098 dip->mixer_class = SB_INPUT_CLASS; 2099 dip->un.e.num_mem = 2; 2100 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2101 dip->un.e.member[0].ord = 0; 2102 strcpy(dip->un.e.member[1].label.name, AudioNon); 2103 dip->un.e.member[1].ord = 1; 2104 } 2105 return 0; 2106 2107 case SB_RECORD_CLASS: /* record source class */ 2108 dip->type = AUDIO_MIXER_CLASS; 2109 dip->mixer_class = SB_RECORD_CLASS; 2110 dip->next = dip->prev = AUDIO_MIXER_LAST; 2111 strcpy(dip->label.name, AudioCrecord); 2112 return 0; 2113 2114 case SB_INPUT_CLASS: 2115 dip->type = AUDIO_MIXER_CLASS; 2116 dip->mixer_class = SB_INPUT_CLASS; 2117 dip->next = dip->prev = AUDIO_MIXER_LAST; 2118 strcpy(dip->label.name, AudioCinputs); 2119 return 0; 2120 2121 } 2122 2123 if (sc->sc_mixer_model == SBM_CT1345) 2124 return ENXIO; 2125 2126 switch(dip->index) { 2127 case SB_PCSPEAKER: 2128 dip->type = AUDIO_MIXER_VALUE; 2129 dip->mixer_class = SB_INPUT_CLASS; 2130 dip->prev = dip->next = AUDIO_MIXER_LAST; 2131 strcpy(dip->label.name, "pc_speaker"); 2132 dip->un.v.num_channels = 1; 2133 strcpy(dip->un.v.units.name, AudioNvolume); 2134 return 0; 2135 2136 case SB_INPUT_GAIN: 2137 dip->type = AUDIO_MIXER_VALUE; 2138 dip->mixer_class = SB_INPUT_CLASS; 2139 dip->prev = dip->next = AUDIO_MIXER_LAST; 2140 strcpy(dip->label.name, AudioNinput); 2141 dip->un.v.num_channels = 2; 2142 strcpy(dip->un.v.units.name, AudioNvolume); 2143 return 0; 2144 2145 case SB_OUTPUT_GAIN: 2146 dip->type = AUDIO_MIXER_VALUE; 2147 dip->mixer_class = SB_OUTPUT_CLASS; 2148 dip->prev = dip->next = AUDIO_MIXER_LAST; 2149 strcpy(dip->label.name, AudioNoutput); 2150 dip->un.v.num_channels = 2; 2151 strcpy(dip->un.v.units.name, AudioNvolume); 2152 return 0; 2153 2154 case SB_AGC: 2155 dip->type = AUDIO_MIXER_ENUM; 2156 dip->mixer_class = SB_INPUT_CLASS; 2157 dip->prev = dip->next = AUDIO_MIXER_LAST; 2158 strcpy(dip->label.name, "agc"); 2159 dip->un.e.num_mem = 2; 2160 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2161 dip->un.e.member[0].ord = 0; 2162 strcpy(dip->un.e.member[1].label.name, AudioNon); 2163 dip->un.e.member[1].ord = 1; 2164 return 0; 2165 2166 case SB_EQUALIZATION_CLASS: 2167 dip->type = AUDIO_MIXER_CLASS; 2168 dip->mixer_class = SB_EQUALIZATION_CLASS; 2169 dip->next = dip->prev = AUDIO_MIXER_LAST; 2170 strcpy(dip->label.name, AudioCequalization); 2171 return 0; 2172 2173 case SB_CD_IN_MUTE: 2174 dip->prev = SB_CD_VOL; 2175 dip->next = SB_CD_SWAP; 2176 dip->mixer_class = SB_INPUT_CLASS; 2177 goto mute; 2178 2179 case SB_MIC_IN_MUTE: 2180 dip->prev = SB_MIC_VOL; 2181 dip->next = SB_MIC_SWAP; 2182 dip->mixer_class = SB_INPUT_CLASS; 2183 goto mute; 2184 2185 case SB_LINE_IN_MUTE: 2186 dip->prev = SB_LINE_IN_VOL; 2187 dip->next = SB_LINE_SWAP; 2188 dip->mixer_class = SB_INPUT_CLASS; 2189 goto mute; 2190 2191 case SB_MIDI_IN_MUTE: 2192 dip->prev = SB_MIDI_VOL; 2193 dip->next = SB_MIDI_SWAP; 2194 dip->mixer_class = SB_INPUT_CLASS; 2195 goto mute; 2196 2197 case SB_CD_SWAP: 2198 dip->prev = SB_CD_IN_MUTE; 2199 dip->next = SB_CD_OUT_MUTE; 2200 goto swap; 2201 2202 case SB_MIC_SWAP: 2203 dip->prev = SB_MIC_IN_MUTE; 2204 dip->next = SB_MIC_OUT_MUTE; 2205 goto swap; 2206 2207 case SB_LINE_SWAP: 2208 dip->prev = SB_LINE_IN_MUTE; 2209 dip->next = SB_LINE_OUT_MUTE; 2210 goto swap; 2211 2212 case SB_MIDI_SWAP: 2213 dip->prev = SB_MIDI_IN_MUTE; 2214 dip->next = AUDIO_MIXER_LAST; 2215 swap: 2216 dip->mixer_class = SB_INPUT_CLASS; 2217 strcpy(dip->label.name, AudioNswap); 2218 goto mute1; 2219 2220 case SB_CD_OUT_MUTE: 2221 dip->prev = SB_CD_SWAP; 2222 dip->next = AUDIO_MIXER_LAST; 2223 dip->mixer_class = SB_OUTPUT_CLASS; 2224 goto mute; 2225 2226 case SB_MIC_OUT_MUTE: 2227 dip->prev = SB_MIC_SWAP; 2228 dip->next = AUDIO_MIXER_LAST; 2229 dip->mixer_class = SB_OUTPUT_CLASS; 2230 goto mute; 2231 2232 case SB_LINE_OUT_MUTE: 2233 dip->prev = SB_LINE_SWAP; 2234 dip->next = AUDIO_MIXER_LAST; 2235 dip->mixer_class = SB_OUTPUT_CLASS; 2236 mute: 2237 strcpy(dip->label.name, AudioNmute); 2238 mute1: 2239 dip->type = AUDIO_MIXER_ENUM; 2240 dip->un.e.num_mem = 2; 2241 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2242 dip->un.e.member[0].ord = 0; 2243 strcpy(dip->un.e.member[1].label.name, AudioNon); 2244 dip->un.e.member[1].ord = 1; 2245 return 0; 2246 2247 } 2248 2249 return ENXIO; 2250 } 2251 2252 void * 2253 sb_malloc(addr, direction, size, pool, flags) 2254 void *addr; 2255 int direction; 2256 size_t size; 2257 int pool, flags; 2258 { 2259 struct sbdsp_softc *sc = addr; 2260 int drq; 2261 2262 if (sc->sc_drq8 != -1) 2263 drq = sc->sc_drq8; 2264 else 2265 drq = sc->sc_drq16; 2266 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 2267 } 2268 2269 void 2270 sb_free(addr, ptr, pool) 2271 void *addr; 2272 void *ptr; 2273 int pool; 2274 { 2275 isa_free(ptr, pool); 2276 } 2277 2278 size_t 2279 sb_round_buffersize(addr, direction, size) 2280 void *addr; 2281 int direction; 2282 size_t size; 2283 { 2284 if (size > MAX_ISADMA) 2285 size = MAX_ISADMA; 2286 return (size); 2287 } 2288 2289 int 2290 sb_mappage(addr, mem, off, prot) 2291 void *addr; 2292 void *mem; 2293 int off; 2294 int prot; 2295 { 2296 return isa_mappage(mem, off, prot); 2297 } 2298 2299 int 2300 sbdsp_get_props(addr) 2301 void *addr; 2302 { 2303 struct sbdsp_softc *sc = addr; 2304 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 2305 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2306 } 2307 2308 #if NMPU > 0 2309 /* 2310 * MIDI related routines. 2311 */ 2312 2313 int 2314 sbdsp_midi_open(addr, flags, iintr, ointr, arg) 2315 void *addr; 2316 int flags; 2317 void (*iintr)__P((void *, int)); 2318 void (*ointr)__P((void *)); 2319 void *arg; 2320 { 2321 struct sbdsp_softc *sc = addr; 2322 2323 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2324 2325 if (sc->sc_open != SB_CLOSED) 2326 return EBUSY; 2327 if (sbdsp_reset(sc) != 0) 2328 return EIO; 2329 2330 sc->sc_open = SB_OPEN_MIDI; 2331 sc->sc_openflags = flags; 2332 2333 if (sc->sc_model >= SB_20) 2334 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2335 return EIO; 2336 2337 sc->sc_intr8 = sbdsp_midi_intr; 2338 sc->sc_intrm = iintr; 2339 sc->sc_argm = arg; 2340 2341 return 0; 2342 } 2343 2344 void 2345 sbdsp_midi_close(addr) 2346 void *addr; 2347 { 2348 struct sbdsp_softc *sc = addr; 2349 2350 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2351 2352 if (sc->sc_model >= SB_20) 2353 sbdsp_reset(sc); /* exit UART mode */ 2354 2355 sc->sc_intrm = 0; 2356 sc->sc_open = SB_CLOSED; 2357 } 2358 2359 int 2360 sbdsp_midi_output(addr, d) 2361 void *addr; 2362 int d; 2363 { 2364 struct sbdsp_softc *sc = addr; 2365 2366 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2367 return EIO; 2368 if (sbdsp_wdsp(sc, d)) 2369 return EIO; 2370 return 0; 2371 } 2372 2373 void 2374 sbdsp_midi_getinfo(addr, mi) 2375 void *addr; 2376 struct midi_info *mi; 2377 { 2378 struct sbdsp_softc *sc = addr; 2379 2380 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2381 mi->props = MIDI_PROP_CAN_INPUT; 2382 } 2383 2384 int 2385 sbdsp_midi_intr(addr) 2386 void *addr; 2387 { 2388 struct sbdsp_softc *sc = addr; 2389 2390 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2391 return (0); 2392 } 2393 2394 #endif 2395 2396
Indexes created Fri Sep 26 20:09:58 GMT 2025