sbdsp.c revision 1.99
1 /* $NetBSD: sbdsp.c,v 1.99 1999/08/02 17:37:42 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 85 #include <sys/param.h> 86 #include <sys/systm.h> 87 #include <sys/errno.h> 88 #include <sys/ioctl.h> 89 #include <sys/syslog.h> 90 #include <sys/device.h> 91 #include <sys/proc.h> 92 #include <sys/buf.h> 93 #include <vm/vm.h> 94 95 #include <machine/cpu.h> 96 #include <machine/intr.h> 97 #include <machine/bus.h> 98 99 #include <sys/audioio.h> 100 #include <dev/audio_if.h> 101 #include <dev/midi_if.h> 102 #include <dev/mulaw.h> 103 #include <dev/auconv.h> 104 105 #include <dev/isa/isavar.h> 106 #include <dev/isa/isadmavar.h> 107 108 #include <dev/isa/sbreg.h> 109 #include <dev/isa/sbdspvar.h> 110 111 112 #ifdef AUDIO_DEBUG 113 #define DPRINTF(x) if (sbdspdebug) printf x 114 #define DPRINTFN(n,x) if (sbdspdebug >= (n)) printf x 115 int sbdspdebug = 0; 116 #else 117 #define DPRINTF(x) 118 #define DPRINTFN(n,x) 119 #endif 120 121 #ifndef SBDSP_NPOLL 122 #define SBDSP_NPOLL 3000 123 #endif 124 125 struct { 126 int wdsp; 127 int rdsp; 128 int wmidi; 129 } sberr; 130 131 /* 132 * Time constant routines follow. See SBK, section 12. 133 * Although they don't come out and say it (in the docs), 134 * the card clearly uses a 1MHz countdown timer, as the 135 * low-speed formula (p. 12-4) is: 136 * tc = 256 - 10^6 / sr 137 * In high-speed mode, the constant is the upper byte of a 16-bit counter, 138 * and a 256MHz clock is used: 139 * tc = 65536 - 256 * 10^ 6 / sr 140 * Since we can only use the upper byte of the HS TC, the two formulae 141 * are equivalent. (Why didn't they say so?) E.g., 142 * (65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x 143 * 144 * The crossover point (from low- to high-speed modes) is different 145 * for the SBPRO and SB20. The table on p. 12-5 gives the following data: 146 * 147 * SBPRO SB20 148 * ----- -------- 149 * input ls min 4 KHz 4 KHz 150 * input ls max 23 KHz 13 KHz 151 * input hs max 44.1 KHz 15 KHz 152 * output ls min 4 KHz 4 KHz 153 * output ls max 23 KHz 23 KHz 154 * output hs max 44.1 KHz 44.1 KHz 155 */ 156 /* XXX Should we round the tc? 157 #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8) 158 */ 159 #define SB_RATE_TO_TC(x) (256 - 1000000 / (x)) 160 #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc))) 161 162 struct sbmode { 163 short model; 164 u_char channels; 165 u_char precision; 166 u_short lowrate, highrate; 167 u_char cmd; 168 u_char halt, cont; 169 u_char cmdchan; 170 }; 171 static struct sbmode sbpmodes[] = { 172 { SB_1, 1, 8, 4000,22727,SB_DSP_WDMA ,SB_DSP_HALT ,SB_DSP_CONT }, 173 { SB_20, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 174 { SB_2x, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 175 { SB_2x, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 176 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 177 { SB_PRO, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 178 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 179 /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */ 180 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 181 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 182 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 183 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 184 { SB_JAZZ,1,16, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 185 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 186 { SB_16, 1, 8, 5000,45000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 187 { SB_16, 2, 8, 5000,45000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 188 #define PLAY16 15 /* must be the index of the next entry in the table */ 189 { SB_16, 1,16, 5000,45000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 190 { SB_16, 2,16, 5000,45000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 191 { -1 } 192 }; 193 static struct sbmode sbrmodes[] = { 194 { SB_1, 1, 8, 4000,12987,SB_DSP_RDMA ,SB_DSP_HALT ,SB_DSP_CONT }, 195 { SB_20, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 196 { SB_2x, 1, 8,12987,14925,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT }, 197 { SB_2x, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 198 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 199 { SB_PRO, 1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 200 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 201 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 202 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 203 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 204 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 205 { SB_JAZZ,1,16, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 206 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 207 { SB_16, 1, 8, 5000,45000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 208 { SB_16, 2, 8, 5000,45000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 209 { SB_16, 1,16, 5000,45000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 210 { SB_16, 2,16, 5000,45000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 211 { -1 } 212 }; 213 214 void sbversion __P((struct sbdsp_softc *)); 215 void sbdsp_jazz16_probe __P((struct sbdsp_softc *)); 216 void sbdsp_set_mixer_gain __P((struct sbdsp_softc *sc, int port)); 217 void sbdsp_to __P((void *)); 218 void sbdsp_pause __P((struct sbdsp_softc *)); 219 int sbdsp_set_timeconst __P((struct sbdsp_softc *, int)); 220 int sbdsp16_set_rate __P((struct sbdsp_softc *, int, int)); 221 int sbdsp_set_in_ports __P((struct sbdsp_softc *, int)); 222 void sbdsp_set_ifilter __P((void *, int)); 223 int sbdsp_get_ifilter __P((void *)); 224 225 int sbdsp_block_output __P((void *)); 226 int sbdsp_block_input __P((void *)); 227 static int sbdsp_adjust __P((int, int)); 228 229 int sbdsp_midi_intr __P((void *)); 230 231 #ifdef AUDIO_DEBUG 232 void sb_printsc __P((struct sbdsp_softc *)); 233 234 void 235 sb_printsc(sc) 236 struct sbdsp_softc *sc; 237 { 238 int i; 239 240 printf("open %d dmachan %d/%d %d/%d iobase 0x%x irq %d\n", 241 (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run, 242 sc->sc_drq8, sc->sc_drq16, 243 sc->sc_iobase, sc->sc_irq); 244 printf("irate %d itc %x orate %d otc %x\n", 245 sc->sc_i.rate, sc->sc_i.tc, 246 sc->sc_o.rate, sc->sc_o.tc); 247 printf("spkron %u nintr %lu\n", 248 sc->spkr_state, sc->sc_interrupts); 249 printf("intr8 %p intr16 %p\n", 250 sc->sc_intr8, sc->sc_intr16); 251 printf("gain:"); 252 for (i = 0; i < SB_NDEVS; i++) 253 printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]); 254 printf("\n"); 255 } 256 #endif /* AUDIO_DEBUG */ 257 258 /* 259 * Probe / attach routines. 260 */ 261 262 /* 263 * Probe for the soundblaster hardware. 264 */ 265 int 266 sbdsp_probe(sc) 267 struct sbdsp_softc *sc; 268 { 269 270 if (sbdsp_reset(sc) < 0) { 271 DPRINTF(("sbdsp: couldn't reset card\n")); 272 return 0; 273 } 274 /* if flags set, go and probe the jazz16 stuff */ 275 if (sc->sc_dev.dv_cfdata->cf_flags & 1) 276 sbdsp_jazz16_probe(sc); 277 else 278 sbversion(sc); 279 if (sc->sc_model == SB_UNK) { 280 /* Unknown SB model found. */ 281 DPRINTF(("sbdsp: unknown SB model found\n")); 282 return 0; 283 } 284 return 1; 285 } 286 287 /* 288 * Try add-on stuff for Jazz16. 289 */ 290 void 291 sbdsp_jazz16_probe(sc) 292 struct sbdsp_softc *sc; 293 { 294 static u_char jazz16_irq_conf[16] = { 295 -1, -1, 0x02, 0x03, 296 -1, 0x01, -1, 0x04, 297 -1, 0x02, 0x05, -1, 298 -1, -1, -1, 0x06}; 299 static u_char jazz16_drq_conf[8] = { 300 -1, 0x01, -1, 0x02, 301 -1, 0x03, -1, 0x04}; 302 303 bus_space_tag_t iot = sc->sc_iot; 304 bus_space_handle_t ioh; 305 306 sbversion(sc); 307 308 DPRINTF(("jazz16 probe\n")); 309 310 if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) { 311 DPRINTF(("bus map failed\n")); 312 return; 313 } 314 315 if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 || 316 jazz16_irq_conf[sc->sc_irq] == (u_char)-1) { 317 DPRINTF(("drq/irq check failed\n")); 318 goto done; /* give up, we can't do it. */ 319 } 320 321 bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP); 322 delay(10000); /* delay 10 ms */ 323 bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE); 324 bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70); 325 326 if (sbdsp_reset(sc) < 0) { 327 DPRINTF(("sbdsp_reset check failed\n")); 328 goto done; /* XXX? what else could we do? */ 329 } 330 331 if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) { 332 DPRINTF(("read16 setup failed\n")); 333 goto done; 334 } 335 336 if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) { 337 DPRINTF(("read16 failed\n")); 338 goto done; 339 } 340 341 /* XXX set both 8 & 16-bit drq to same channel, it works fine. */ 342 sc->sc_drq16 = sc->sc_drq8; 343 if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) || 344 sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) | 345 jazz16_drq_conf[sc->sc_drq8]) || 346 sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) { 347 DPRINTF(("sbdsp: can't write jazz16 probe stuff\n")); 348 } else { 349 DPRINTF(("jazz16 detected!\n")); 350 sc->sc_model = SB_JAZZ; 351 sc->sc_mixer_model = SBM_CT1345; /* XXX really? */ 352 } 353 354 done: 355 bus_space_unmap(iot, ioh, 1); 356 } 357 358 /* 359 * Attach hardware to driver, attach hardware driver to audio 360 * pseudo-device driver . 361 */ 362 void 363 sbdsp_attach(sc) 364 struct sbdsp_softc *sc; 365 { 366 struct audio_params pparams, rparams; 367 int i; 368 u_int v; 369 370 pparams = audio_default; 371 rparams = audio_default; 372 sbdsp_set_params(sc, AUMODE_RECORD|AUMODE_PLAY, 0, &pparams, &rparams); 373 374 sbdsp_set_in_ports(sc, 1 << SB_MIC_VOL); 375 376 if (sc->sc_mixer_model != SBM_NONE) { 377 /* Reset the mixer.*/ 378 sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET); 379 /* And set our own default values */ 380 for (i = 0; i < SB_NDEVS; i++) { 381 switch(i) { 382 case SB_MIC_VOL: 383 case SB_LINE_IN_VOL: 384 v = 0; 385 break; 386 case SB_BASS: 387 case SB_TREBLE: 388 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 389 break; 390 case SB_CD_IN_MUTE: 391 case SB_MIC_IN_MUTE: 392 case SB_LINE_IN_MUTE: 393 case SB_MIDI_IN_MUTE: 394 case SB_CD_SWAP: 395 case SB_MIC_SWAP: 396 case SB_LINE_SWAP: 397 case SB_MIDI_SWAP: 398 case SB_CD_OUT_MUTE: 399 case SB_MIC_OUT_MUTE: 400 case SB_LINE_OUT_MUTE: 401 v = 0; 402 break; 403 default: 404 v = SB_ADJUST_GAIN(sc, AUDIO_MAX_GAIN / 2); 405 break; 406 } 407 sc->gain[i][SB_LEFT] = sc->gain[i][SB_RIGHT] = v; 408 sbdsp_set_mixer_gain(sc, i); 409 } 410 sc->in_filter = 0; /* no filters turned on, please */ 411 } 412 413 printf(": dsp v%d.%02d%s\n", 414 SBVER_MAJOR(sc->sc_version), SBVER_MINOR(sc->sc_version), 415 sc->sc_model == SB_JAZZ ? ": <Jazz16>" : ""); 416 417 sc->sc_fullduplex = ISSB16CLASS(sc) && 418 sc->sc_drq8 != -1 && sc->sc_drq16 != -1 && 419 sc->sc_drq8 != sc->sc_drq16; 420 } 421 422 void 423 sbdsp_mix_write(sc, mixerport, val) 424 struct sbdsp_softc *sc; 425 int mixerport; 426 int val; 427 { 428 bus_space_tag_t iot = sc->sc_iot; 429 bus_space_handle_t ioh = sc->sc_ioh; 430 int s; 431 432 s = splaudio(); 433 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 434 delay(20); 435 bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val); 436 delay(30); 437 splx(s); 438 } 439 440 int 441 sbdsp_mix_read(sc, mixerport) 442 struct sbdsp_softc *sc; 443 int mixerport; 444 { 445 bus_space_tag_t iot = sc->sc_iot; 446 bus_space_handle_t ioh = sc->sc_ioh; 447 int val; 448 int s; 449 450 s = splaudio(); 451 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 452 delay(20); 453 val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA); 454 delay(30); 455 splx(s); 456 return val; 457 } 458 459 /* 460 * Various routines to interface to higher level audio driver 461 */ 462 463 int 464 sbdsp_query_encoding(addr, fp) 465 void *addr; 466 struct audio_encoding *fp; 467 { 468 struct sbdsp_softc *sc = addr; 469 int emul; 470 471 emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED; 472 473 switch (fp->index) { 474 case 0: 475 strcpy(fp->name, AudioEulinear); 476 fp->encoding = AUDIO_ENCODING_ULINEAR; 477 fp->precision = 8; 478 fp->flags = 0; 479 return 0; 480 case 1: 481 strcpy(fp->name, AudioEmulaw); 482 fp->encoding = AUDIO_ENCODING_ULAW; 483 fp->precision = 8; 484 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 485 return 0; 486 case 2: 487 strcpy(fp->name, AudioEalaw); 488 fp->encoding = AUDIO_ENCODING_ALAW; 489 fp->precision = 8; 490 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 491 return 0; 492 case 3: 493 strcpy(fp->name, AudioEslinear); 494 fp->encoding = AUDIO_ENCODING_SLINEAR; 495 fp->precision = 8; 496 fp->flags = emul; 497 return 0; 498 } 499 if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ) 500 return EINVAL; 501 502 switch(fp->index) { 503 case 4: 504 strcpy(fp->name, AudioEslinear_le); 505 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 506 fp->precision = 16; 507 fp->flags = 0; 508 return 0; 509 case 5: 510 strcpy(fp->name, AudioEulinear_le); 511 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 512 fp->precision = 16; 513 fp->flags = emul; 514 return 0; 515 case 6: 516 strcpy(fp->name, AudioEslinear_be); 517 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 518 fp->precision = 16; 519 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 520 return 0; 521 case 7: 522 strcpy(fp->name, AudioEulinear_be); 523 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 524 fp->precision = 16; 525 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 526 return 0; 527 default: 528 return EINVAL; 529 } 530 return 0; 531 } 532 533 int 534 sbdsp_set_params(addr, setmode, usemode, play, rec) 535 void *addr; 536 int setmode, usemode; 537 struct audio_params *play, *rec; 538 { 539 struct sbdsp_softc *sc = addr; 540 struct sbmode *m; 541 u_int rate, tc, bmode; 542 void (*swcode) __P((void *, u_char *buf, int cnt)); 543 int factor; 544 int model; 545 int chan; 546 struct audio_params *p; 547 int mode; 548 549 if (sc->sc_open == SB_OPEN_MIDI) 550 return EBUSY; 551 552 /* Later models work like SB16. */ 553 model = min(sc->sc_model, SB_16); 554 555 /* 556 * Prior to the SB16, we have only one clock, so make the sample 557 * rates match. 558 */ 559 if (!ISSB16CLASS(sc) && 560 play->sample_rate != rec->sample_rate && 561 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 562 if (setmode == AUMODE_PLAY) { 563 rec->sample_rate = play->sample_rate; 564 setmode |= AUMODE_RECORD; 565 } else if (setmode == AUMODE_RECORD) { 566 play->sample_rate = rec->sample_rate; 567 setmode |= AUMODE_PLAY; 568 } else 569 return (EINVAL); 570 } 571 572 /* Set first record info, then play info */ 573 for (mode = AUMODE_RECORD; mode != -1; 574 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 575 if ((setmode & mode) == 0) 576 continue; 577 578 p = mode == AUMODE_PLAY ? play : rec; 579 /* Locate proper commands */ 580 for (m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes; 581 m->model != -1; m++) { 582 if (model == m->model && 583 p->channels == m->channels && 584 p->precision == m->precision && 585 p->sample_rate >= m->lowrate && 586 p->sample_rate <= m->highrate) 587 break; 588 } 589 if (m->model == -1) 590 return EINVAL; 591 rate = p->sample_rate; 592 swcode = 0; 593 factor = 1; 594 tc = 1; 595 bmode = -1; 596 if (model == SB_16) { 597 switch (p->encoding) { 598 case AUDIO_ENCODING_SLINEAR_BE: 599 if (p->precision == 16) 600 swcode = swap_bytes; 601 /* fall into */ 602 case AUDIO_ENCODING_SLINEAR_LE: 603 bmode = SB_BMODE_SIGNED; 604 break; 605 case AUDIO_ENCODING_ULINEAR_BE: 606 if (p->precision == 16) 607 swcode = swap_bytes; 608 /* fall into */ 609 case AUDIO_ENCODING_ULINEAR_LE: 610 bmode = SB_BMODE_UNSIGNED; 611 break; 612 case AUDIO_ENCODING_ULAW: 613 if (mode == AUMODE_PLAY) { 614 swcode = mulaw_to_ulinear16; 615 factor = 2; 616 m = &sbpmodes[PLAY16]; 617 } else 618 swcode = ulinear8_to_mulaw; 619 bmode = SB_BMODE_UNSIGNED; 620 break; 621 case AUDIO_ENCODING_ALAW: 622 if (mode == AUMODE_PLAY) { 623 swcode = alaw_to_ulinear16; 624 factor = 2; 625 m = &sbpmodes[PLAY16]; 626 } else 627 swcode = ulinear8_to_alaw; 628 bmode = SB_BMODE_UNSIGNED; 629 break; 630 default: 631 return EINVAL; 632 } 633 if (p->channels == 2) 634 bmode |= SB_BMODE_STEREO; 635 } else if (m->model == SB_JAZZ && m->precision == 16) { 636 switch (p->encoding) { 637 case AUDIO_ENCODING_SLINEAR_LE: 638 break; 639 case AUDIO_ENCODING_ULINEAR_LE: 640 swcode = change_sign16; 641 break; 642 case AUDIO_ENCODING_SLINEAR_BE: 643 swcode = swap_bytes; 644 break; 645 case AUDIO_ENCODING_ULINEAR_BE: 646 swcode = mode == AUMODE_PLAY ? 647 swap_bytes_change_sign16 : change_sign16_swap_bytes; 648 break; 649 case AUDIO_ENCODING_ULAW: 650 swcode = mode == AUMODE_PLAY ? 651 mulaw_to_ulinear8 : ulinear8_to_mulaw; 652 break; 653 case AUDIO_ENCODING_ALAW: 654 swcode = mode == AUMODE_PLAY ? 655 alaw_to_ulinear8 : ulinear8_to_alaw; 656 break; 657 default: 658 return EINVAL; 659 } 660 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 661 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 662 } else { 663 switch (p->encoding) { 664 case AUDIO_ENCODING_SLINEAR_BE: 665 case AUDIO_ENCODING_SLINEAR_LE: 666 swcode = change_sign8; 667 break; 668 case AUDIO_ENCODING_ULINEAR_BE: 669 case AUDIO_ENCODING_ULINEAR_LE: 670 break; 671 case AUDIO_ENCODING_ULAW: 672 swcode = mode == AUMODE_PLAY ? 673 mulaw_to_ulinear8 : ulinear8_to_mulaw; 674 break; 675 case AUDIO_ENCODING_ALAW: 676 swcode = mode == AUMODE_PLAY ? 677 alaw_to_ulinear8 : ulinear8_to_alaw; 678 break; 679 default: 680 return EINVAL; 681 } 682 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 683 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 684 } 685 686 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 687 if (mode == AUMODE_PLAY) { 688 sc->sc_o.rate = rate; 689 sc->sc_o.tc = tc; 690 sc->sc_o.modep = m; 691 sc->sc_o.bmode = bmode; 692 sc->sc_o.dmachan = chan; 693 } else { 694 sc->sc_i.rate = rate; 695 sc->sc_i.tc = tc; 696 sc->sc_i.modep = m; 697 sc->sc_i.bmode = bmode; 698 sc->sc_i.dmachan = chan; 699 } 700 701 p->sw_code = swcode; 702 p->factor = factor; 703 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", 704 sc->sc_model, mode, p->sample_rate, p->precision, p->channels, 705 p->encoding, tc, m->cmd, bmode, m->cmdchan, swcode, factor)); 706 707 } 708 709 if (sc->sc_fullduplex && 710 usemode == (AUMODE_PLAY | AUMODE_RECORD) && 711 sc->sc_i.dmachan == sc->sc_o.dmachan) { 712 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)); 713 if (sc->sc_o.dmachan == sc->sc_drq8) { 714 /* Use 16 bit DMA for playing by expanding the samples. */ 715 play->sw_code = linear8_to_linear16; 716 play->factor = 2; 717 sc->sc_o.modep = &sbpmodes[PLAY16]; 718 sc->sc_o.dmachan = sc->sc_drq16; 719 } else { 720 return EINVAL; 721 } 722 } 723 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 724 sc->sc_i.dmachan, sc->sc_o.dmachan)); 725 726 return (0); 727 } 728 729 void 730 sbdsp_set_ifilter(addr, which) 731 void *addr; 732 int which; 733 { 734 struct sbdsp_softc *sc = addr; 735 int mixval; 736 737 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 738 switch (which) { 739 case 0: 740 mixval |= SBP_FILTER_OFF; 741 break; 742 case SB_TREBLE: 743 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 744 break; 745 case SB_BASS: 746 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 747 break; 748 default: 749 return; 750 } 751 sc->in_filter = mixval & SBP_IFILTER_MASK; 752 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 753 } 754 755 int 756 sbdsp_get_ifilter(addr) 757 void *addr; 758 { 759 struct sbdsp_softc *sc = addr; 760 761 sc->in_filter = 762 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 763 switch (sc->in_filter) { 764 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 765 return SB_TREBLE; 766 case SBP_FILTER_ON|SBP_IFILTER_LOW: 767 return SB_BASS; 768 default: 769 return 0; 770 } 771 } 772 773 int 774 sbdsp_set_in_ports(sc, mask) 775 struct sbdsp_softc *sc; 776 int mask; 777 { 778 int bitsl, bitsr; 779 int sbport; 780 781 if (sc->sc_open == SB_OPEN_MIDI) 782 return EBUSY; 783 784 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 785 sc->sc_mixer_model, mask)); 786 787 switch(sc->sc_mixer_model) { 788 case SBM_NONE: 789 return EINVAL; 790 case SBM_CT1335: 791 if (mask != (1 << SB_MIC_VOL)) 792 return EINVAL; 793 break; 794 case SBM_CT1345: 795 switch (mask) { 796 case 1 << SB_MIC_VOL: 797 sbport = SBP_FROM_MIC; 798 break; 799 case 1 << SB_LINE_IN_VOL: 800 sbport = SBP_FROM_LINE; 801 break; 802 case 1 << SB_CD_VOL: 803 sbport = SBP_FROM_CD; 804 break; 805 default: 806 return (EINVAL); 807 } 808 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 809 break; 810 case SBM_CT1XX5: 811 case SBM_CT1745: 812 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 813 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 814 return EINVAL; 815 bitsr = 0; 816 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 817 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 818 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 819 bitsl = SB_SRC_R_TO_L(bitsr); 820 if (mask & (1<<SB_MIC_VOL)) { 821 bitsl |= SBP_MIC_SRC; 822 bitsr |= SBP_MIC_SRC; 823 } 824 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 825 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 826 break; 827 } 828 sc->in_mask = mask; 829 830 return 0; 831 } 832 833 int 834 sbdsp_speaker_ctl(addr, newstate) 835 void *addr; 836 int newstate; 837 { 838 struct sbdsp_softc *sc = addr; 839 840 if (sc->sc_open == SB_OPEN_MIDI) 841 return EBUSY; 842 843 if ((newstate == SPKR_ON) && 844 (sc->spkr_state == SPKR_OFF)) { 845 sbdsp_spkron(sc); 846 sc->spkr_state = SPKR_ON; 847 } 848 if ((newstate == SPKR_OFF) && 849 (sc->spkr_state == SPKR_ON)) { 850 sbdsp_spkroff(sc); 851 sc->spkr_state = SPKR_OFF; 852 } 853 return 0; 854 } 855 856 int 857 sbdsp_round_blocksize(addr, blk) 858 void *addr; 859 int blk; 860 { 861 return blk & -4; /* round to biggest sample size */ 862 } 863 864 int 865 sbdsp_open(addr, flags) 866 void *addr; 867 int flags; 868 { 869 struct sbdsp_softc *sc = addr; 870 int error, state; 871 872 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 873 874 if (sc->sc_open != SB_CLOSED) 875 return (EBUSY); 876 sc->sc_open = SB_OPEN_AUDIO; 877 sc->sc_openflags = flags; 878 state = 0; 879 880 if (sc->sc_drq8 != -1) { 881 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 882 MAX_ISADMA, BUS_DMA_NOWAIT); 883 if (error) { 884 printf("%s: can't create map for drq %d\n", 885 sc->sc_dev.dv_xname, sc->sc_drq8); 886 goto bad; 887 } 888 state |= 1; 889 } 890 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 891 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 892 MAX_ISADMA, BUS_DMA_NOWAIT); 893 if (error) { 894 printf("%s: can't create map for drq %d\n", 895 sc->sc_dev.dv_xname, sc->sc_drq16); 896 goto bad; 897 } 898 state |= 2; 899 } 900 901 if (sbdsp_reset(sc) != 0) { 902 error = EIO; 903 goto bad; 904 } 905 906 if (ISSBPRO(sc) && 907 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 908 DPRINTF(("sbdsp_open: can't set mono mode\n")); 909 /* we'll readjust when it's time for DMA. */ 910 } 911 912 /* 913 * Leave most things as they were; users must change things if 914 * the previous process didn't leave it they way they wanted. 915 * Looked at another way, it's easy to set up a configuration 916 * in one program and leave it for another to inherit. 917 */ 918 DPRINTF(("sbdsp_open: opened\n")); 919 920 return (0); 921 922 bad: 923 if (state & 1) 924 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 925 if (state & 2) 926 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 927 928 sc->sc_open = SB_CLOSED; 929 return (error); 930 } 931 932 void 933 sbdsp_close(addr) 934 void *addr; 935 { 936 struct sbdsp_softc *sc = addr; 937 938 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 939 940 sbdsp_spkroff(sc); 941 sc->spkr_state = SPKR_OFF; 942 943 sbdsp_halt_output(sc); 944 sbdsp_halt_input(sc); 945 946 sc->sc_intr8 = 0; 947 sc->sc_intr16 = 0; 948 949 if (sc->sc_drq8 != -1) 950 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 951 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 952 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 953 954 sc->sc_open = SB_CLOSED; 955 DPRINTF(("sbdsp_close: closed\n")); 956 } 957 958 /* 959 * Lower-level routines 960 */ 961 962 /* 963 * Reset the card. 964 * Return non-zero if the card isn't detected. 965 */ 966 int 967 sbdsp_reset(sc) 968 struct sbdsp_softc *sc; 969 { 970 bus_space_tag_t iot = sc->sc_iot; 971 bus_space_handle_t ioh = sc->sc_ioh; 972 973 sc->sc_intr8 = 0; 974 sc->sc_intr16 = 0; 975 sc->sc_intrm = 0; 976 977 /* 978 * See SBK, section 11.3. 979 * We pulse a reset signal into the card. 980 * Gee, what a brilliant hardware design. 981 */ 982 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 983 delay(10); 984 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 985 delay(30); 986 if (sbdsp_rdsp(sc) != SB_MAGIC) 987 return -1; 988 989 return 0; 990 } 991 992 /* 993 * Write a byte to the dsp. 994 * We are at the mercy of the card as we use a 995 * polling loop and wait until it can take the byte. 996 */ 997 int 998 sbdsp_wdsp(sc, v) 999 struct sbdsp_softc *sc; 1000 int v; 1001 { 1002 bus_space_tag_t iot = sc->sc_iot; 1003 bus_space_handle_t ioh = sc->sc_ioh; 1004 int i; 1005 u_char x; 1006 1007 for (i = SBDSP_NPOLL; --i >= 0; ) { 1008 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 1009 delay(10); 1010 if ((x & SB_DSP_BUSY) == 0) { 1011 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 1012 delay(10); 1013 return 0; 1014 } 1015 } 1016 ++sberr.wdsp; 1017 return -1; 1018 } 1019 1020 /* 1021 * Read a byte from the DSP, using polling. 1022 */ 1023 int 1024 sbdsp_rdsp(sc) 1025 struct sbdsp_softc *sc; 1026 { 1027 bus_space_tag_t iot = sc->sc_iot; 1028 bus_space_handle_t ioh = sc->sc_ioh; 1029 int i; 1030 u_char x; 1031 1032 for (i = SBDSP_NPOLL; --i >= 0; ) { 1033 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 1034 delay(10); 1035 if (x & SB_DSP_READY) { 1036 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 1037 delay(10); 1038 return x; 1039 } 1040 } 1041 ++sberr.rdsp; 1042 return -1; 1043 } 1044 1045 /* 1046 * Doing certain things (like toggling the speaker) make 1047 * the SB hardware go away for a while, so pause a little. 1048 */ 1049 void 1050 sbdsp_to(arg) 1051 void *arg; 1052 { 1053 wakeup(arg); 1054 } 1055 1056 void 1057 sbdsp_pause(sc) 1058 struct sbdsp_softc *sc; 1059 { 1060 extern int hz; 1061 1062 timeout(sbdsp_to, sbdsp_to, hz/8); 1063 (void)tsleep(sbdsp_to, PWAIT, "sbpause", 0); 1064 } 1065 1066 /* 1067 * Turn on the speaker. The SBK documention says this operation 1068 * can take up to 1/10 of a second. Higher level layers should 1069 * probably let the task sleep for this amount of time after 1070 * calling here. Otherwise, things might not work (because 1071 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1072 * 1073 * These engineers had their heads up their ass when 1074 * they designed this card. 1075 */ 1076 void 1077 sbdsp_spkron(sc) 1078 struct sbdsp_softc *sc; 1079 { 1080 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1081 sbdsp_pause(sc); 1082 } 1083 1084 /* 1085 * Turn off the speaker; see comment above. 1086 */ 1087 void 1088 sbdsp_spkroff(sc) 1089 struct sbdsp_softc *sc; 1090 { 1091 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1092 sbdsp_pause(sc); 1093 } 1094 1095 /* 1096 * Read the version number out of the card. 1097 * Store version information in the softc. 1098 */ 1099 void 1100 sbversion(sc) 1101 struct sbdsp_softc *sc; 1102 { 1103 int v; 1104 1105 sc->sc_model = SB_UNK; 1106 sc->sc_version = 0; 1107 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1108 return; 1109 v = sbdsp_rdsp(sc) << 8; 1110 v |= sbdsp_rdsp(sc); 1111 if (v < 0) 1112 return; 1113 sc->sc_version = v; 1114 switch(SBVER_MAJOR(v)) { 1115 case 1: 1116 sc->sc_mixer_model = SBM_NONE; 1117 sc->sc_model = SB_1; 1118 break; 1119 case 2: 1120 /* Some SB2 have a mixer, some don't. */ 1121 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1122 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1123 /* Check if we can read back the mixer values. */ 1124 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1125 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1126 sc->sc_mixer_model = SBM_CT1335; 1127 else 1128 sc->sc_mixer_model = SBM_NONE; 1129 if (SBVER_MINOR(v) == 0) 1130 sc->sc_model = SB_20; 1131 else 1132 sc->sc_model = SB_2x; 1133 break; 1134 case 3: 1135 sc->sc_mixer_model = SBM_CT1345; 1136 sc->sc_model = SB_PRO; 1137 break; 1138 case 4: 1139 #if 0 1140 /* XXX This does not work */ 1141 /* Most SB16 have a tone controls, but some don't. */ 1142 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1143 /* Check if we can read back the mixer value. */ 1144 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1145 sc->sc_mixer_model = SBM_CT1745; 1146 else 1147 sc->sc_mixer_model = SBM_CT1XX5; 1148 #else 1149 sc->sc_mixer_model = SBM_CT1745; 1150 #endif 1151 #if 0 1152 /* XXX figure out a good way of determining the model */ 1153 /* XXX what about SB_32 */ 1154 if (SBVER_MINOR(v) == 16) 1155 sc->sc_model = SB_64; 1156 else 1157 #endif 1158 sc->sc_model = SB_16; 1159 break; 1160 } 1161 } 1162 1163 int 1164 sbdsp_set_timeconst(sc, tc) 1165 struct sbdsp_softc *sc; 1166 int tc; 1167 { 1168 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1169 1170 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1171 sbdsp_wdsp(sc, tc) < 0) 1172 return EIO; 1173 1174 return 0; 1175 } 1176 1177 int 1178 sbdsp16_set_rate(sc, cmd, rate) 1179 struct sbdsp_softc *sc; 1180 int cmd, rate; 1181 { 1182 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate)); 1183 1184 if (sbdsp_wdsp(sc, cmd) < 0 || 1185 sbdsp_wdsp(sc, rate >> 8) < 0 || 1186 sbdsp_wdsp(sc, rate) < 0) 1187 return EIO; 1188 return 0; 1189 } 1190 1191 int 1192 sbdsp_trigger_input(addr, start, end, blksize, intr, arg, param) 1193 void *addr; 1194 void *start, *end; 1195 int blksize; 1196 void (*intr) __P((void *)); 1197 void *arg; 1198 struct audio_params *param; 1199 { 1200 struct sbdsp_softc *sc = addr; 1201 int stereo = param->channels == 2; 1202 int width = param->precision * param->factor; 1203 int filter; 1204 1205 #ifdef DIAGNOSTIC 1206 if (stereo && (blksize & 1)) { 1207 DPRINTF(("stereo record odd bytes (%d)\n", blksize)); 1208 return (EIO); 1209 } 1210 if (sc->sc_i.run != SB_NOTRUNNING) 1211 printf("sbdsp_trigger_input: already running\n"); 1212 #endif 1213 1214 sc->sc_intrr = intr; 1215 sc->sc_argr = arg; 1216 1217 if (width == 8) { 1218 #ifdef DIAGNOSTIC 1219 if (sc->sc_i.dmachan != sc->sc_drq8) { 1220 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1221 width, sc->sc_i.dmachan); 1222 return (EIO); 1223 } 1224 #endif 1225 sc->sc_intr8 = sbdsp_block_input; 1226 } else { 1227 #ifdef DIAGNOSTIC 1228 if (sc->sc_i.dmachan != sc->sc_drq16) { 1229 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1230 width, sc->sc_i.dmachan); 1231 return (EIO); 1232 } 1233 #endif 1234 sc->sc_intr16 = sbdsp_block_input; 1235 } 1236 1237 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16)) 1238 blksize >>= 1; 1239 --blksize; 1240 sc->sc_i.blksize = blksize; 1241 1242 if (ISSBPRO(sc)) { 1243 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1244 return (EIO); 1245 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1246 sbdsp_mix_write(sc, SBP_INFILTER, 1247 (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) | 1248 filter); 1249 } 1250 1251 if (ISSB16CLASS(sc)) { 1252 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) { 1253 DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n", 1254 sc->sc_i.rate)); 1255 return (EIO); 1256 } 1257 } else { 1258 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1259 DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n", 1260 sc->sc_i.rate)); 1261 return (EIO); 1262 } 1263 } 1264 1265 DPRINTF(("sbdsp: dma start loop input start=%p end=%p chan=%d\n", 1266 start, end, sc->sc_i.dmachan)); 1267 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start, 1268 (char *)end - (char *)start, NULL, 1269 DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1270 1271 return sbdsp_block_input(addr); 1272 } 1273 1274 int 1275 sbdsp_block_input(addr) 1276 void *addr; 1277 { 1278 struct sbdsp_softc *sc = addr; 1279 int cc = sc->sc_i.blksize; 1280 1281 DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc)); 1282 1283 if (sc->sc_i.run != SB_NOTRUNNING) 1284 sc->sc_intrr(sc->sc_argr); 1285 1286 if (sc->sc_model == SB_1) { 1287 /* Non-looping mode, start DMA */ 1288 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1289 sbdsp_wdsp(sc, cc) < 0 || 1290 sbdsp_wdsp(sc, cc >> 8) < 0) { 1291 DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n")); 1292 return (EIO); 1293 } 1294 sc->sc_i.run = SB_RUNNING; 1295 } else if (sc->sc_i.run == SB_NOTRUNNING) { 1296 /* Initialize looping PCM */ 1297 if (ISSB16CLASS(sc)) { 1298 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1299 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1300 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1301 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1302 sbdsp_wdsp(sc, cc) < 0 || 1303 sbdsp_wdsp(sc, cc >> 8) < 0) { 1304 DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n")); 1305 return (EIO); 1306 } 1307 } else { 1308 DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc)); 1309 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1310 sbdsp_wdsp(sc, cc) < 0 || 1311 sbdsp_wdsp(sc, cc >> 8) < 0) { 1312 DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n")); 1313 return (EIO); 1314 } 1315 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1316 DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n")); 1317 return (EIO); 1318 } 1319 } 1320 sc->sc_i.run = SB_LOOPING; 1321 } 1322 1323 return (0); 1324 } 1325 1326 int 1327 sbdsp_trigger_output(addr, start, end, blksize, intr, arg, param) 1328 void *addr; 1329 void *start, *end; 1330 int blksize; 1331 void (*intr) __P((void *)); 1332 void *arg; 1333 struct audio_params *param; 1334 { 1335 struct sbdsp_softc *sc = addr; 1336 int stereo = param->channels == 2; 1337 int width = param->precision * param->factor; 1338 int cmd; 1339 1340 #ifdef DIAGNOSTIC 1341 if (stereo && (blksize & 1)) { 1342 DPRINTF(("stereo playback odd bytes (%d)\n", blksize)); 1343 return (EIO); 1344 } 1345 if (sc->sc_o.run != SB_NOTRUNNING) 1346 printf("sbdsp_trigger_output: already running\n"); 1347 #endif 1348 1349 sc->sc_intrp = intr; 1350 sc->sc_argp = arg; 1351 1352 if (width == 8) { 1353 #ifdef DIAGNOSTIC 1354 if (sc->sc_o.dmachan != sc->sc_drq8) { 1355 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1356 width, sc->sc_o.dmachan); 1357 return (EIO); 1358 } 1359 #endif 1360 sc->sc_intr8 = sbdsp_block_output; 1361 } else { 1362 #ifdef DIAGNOSTIC 1363 if (sc->sc_o.dmachan != sc->sc_drq16) { 1364 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1365 width, sc->sc_o.dmachan); 1366 return (EIO); 1367 } 1368 #endif 1369 sc->sc_intr16 = sbdsp_block_output; 1370 } 1371 1372 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16)) 1373 blksize >>= 1; 1374 --blksize; 1375 sc->sc_o.blksize = blksize; 1376 1377 if (ISSBPRO(sc)) { 1378 /* make sure we re-set stereo mixer bit when we start output. */ 1379 sbdsp_mix_write(sc, SBP_STEREO, 1380 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1381 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1382 cmd = sc->sc_o.modep->cmdchan; 1383 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1384 return (EIO); 1385 } 1386 1387 if (ISSB16CLASS(sc)) { 1388 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) { 1389 DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n", 1390 sc->sc_o.rate)); 1391 return (EIO); 1392 } 1393 } else { 1394 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1395 DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n", 1396 sc->sc_o.rate)); 1397 return (EIO); 1398 } 1399 } 1400 1401 DPRINTF(("sbdsp: dma start loop output start=%p end=%p chan=%d\n", 1402 start, end, sc->sc_o.dmachan)); 1403 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start, 1404 (char *)end - (char *)start, NULL, 1405 DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1406 1407 return sbdsp_block_output(addr); 1408 } 1409 1410 int 1411 sbdsp_block_output(addr) 1412 void *addr; 1413 { 1414 struct sbdsp_softc *sc = addr; 1415 int cc = sc->sc_o.blksize; 1416 1417 DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc)); 1418 1419 if (sc->sc_o.run != SB_NOTRUNNING) 1420 sc->sc_intrp(sc->sc_argp); 1421 1422 if (sc->sc_model == SB_1) { 1423 /* Non-looping mode, initialized. Start DMA and PCM */ 1424 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1425 sbdsp_wdsp(sc, cc) < 0 || 1426 sbdsp_wdsp(sc, cc >> 8) < 0) { 1427 DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n")); 1428 return (EIO); 1429 } 1430 sc->sc_o.run = SB_RUNNING; 1431 } else if (sc->sc_o.run == SB_NOTRUNNING) { 1432 /* Initialize looping PCM */ 1433 if (ISSB16CLASS(sc)) { 1434 DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1435 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1436 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1437 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1438 sbdsp_wdsp(sc, cc) < 0 || 1439 sbdsp_wdsp(sc, cc >> 8) < 0) { 1440 DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n")); 1441 return (EIO); 1442 } 1443 } else { 1444 DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc)); 1445 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1446 sbdsp_wdsp(sc, cc) < 0 || 1447 sbdsp_wdsp(sc, cc >> 8) < 0) { 1448 DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n")); 1449 return (EIO); 1450 } 1451 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1452 DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n")); 1453 return (EIO); 1454 } 1455 } 1456 sc->sc_o.run = SB_LOOPING; 1457 } 1458 1459 return (0); 1460 } 1461 1462 int 1463 sbdsp_halt_output(addr) 1464 void *addr; 1465 { 1466 struct sbdsp_softc *sc = addr; 1467 1468 if (sc->sc_o.run != SB_NOTRUNNING) { 1469 if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0) 1470 printf("sbdsp_halt_output: failed to halt\n"); 1471 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 1472 sc->sc_o.run = SB_NOTRUNNING; 1473 } 1474 1475 return (0); 1476 } 1477 1478 int 1479 sbdsp_halt_input(addr) 1480 void *addr; 1481 { 1482 struct sbdsp_softc *sc = addr; 1483 1484 if (sc->sc_i.run != SB_NOTRUNNING) { 1485 if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0) 1486 printf("sbdsp_halt_input: failed to halt\n"); 1487 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 1488 sc->sc_i.run = SB_NOTRUNNING; 1489 } 1490 1491 return (0); 1492 } 1493 1494 /* 1495 * Only the DSP unit on the sound blaster generates interrupts. 1496 * There are three cases of interrupt: reception of a midi byte 1497 * (when mode is enabled), completion of dma transmission, or 1498 * completion of a dma reception. 1499 * 1500 * If there is interrupt sharing or a spurious interrupt occurs 1501 * there is no way to distinguish this on an SB2. So if you have 1502 * an SB2 and experience problems, buy an SB16 (it's only $40). 1503 */ 1504 int 1505 sbdsp_intr(arg) 1506 void *arg; 1507 { 1508 struct sbdsp_softc *sc = arg; 1509 u_char irq; 1510 1511 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1512 sc->sc_intr8, sc->sc_intr16)); 1513 if (ISSB16CLASS(sc)) { 1514 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1515 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) { 1516 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1517 return 0; 1518 } 1519 } else { 1520 /* XXXX CHECK FOR INTERRUPT */ 1521 irq = SBP_IRQ_DMA8; 1522 } 1523 1524 sc->sc_interrupts++; 1525 delay(10); /* XXX why? */ 1526 1527 /* clear interrupt */ 1528 if (irq & SBP_IRQ_DMA8) { 1529 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1530 if (sc->sc_intr8) 1531 sc->sc_intr8(arg); 1532 } 1533 if (irq & SBP_IRQ_DMA16) { 1534 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1535 if (sc->sc_intr16) 1536 sc->sc_intr16(arg); 1537 } 1538 #if NMIDI > 0 1539 if ((irq & SBP_IRQ_MPU401) && sc->sc_mpudev) { 1540 mpu_intr(sc->sc_mpudev); 1541 } 1542 #endif 1543 return 1; 1544 } 1545 1546 /* Like val & mask, but make sure the result is correctly rounded. */ 1547 #define MAXVAL 256 1548 static int 1549 sbdsp_adjust(val, mask) 1550 int val, mask; 1551 { 1552 val += (MAXVAL - mask) >> 1; 1553 if (val >= MAXVAL) 1554 val = MAXVAL-1; 1555 return val & mask; 1556 } 1557 1558 void 1559 sbdsp_set_mixer_gain(sc, port) 1560 struct sbdsp_softc *sc; 1561 int port; 1562 { 1563 int src, gain; 1564 1565 switch(sc->sc_mixer_model) { 1566 case SBM_NONE: 1567 return; 1568 case SBM_CT1335: 1569 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1570 switch(port) { 1571 case SB_MASTER_VOL: 1572 src = SBP_1335_MASTER_VOL; 1573 break; 1574 case SB_MIDI_VOL: 1575 src = SBP_1335_MIDI_VOL; 1576 break; 1577 case SB_CD_VOL: 1578 src = SBP_1335_CD_VOL; 1579 break; 1580 case SB_VOICE_VOL: 1581 src = SBP_1335_VOICE_VOL; 1582 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1583 break; 1584 default: 1585 return; 1586 } 1587 sbdsp_mix_write(sc, src, gain); 1588 break; 1589 case SBM_CT1345: 1590 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1591 sc->gain[port][SB_RIGHT]); 1592 switch (port) { 1593 case SB_MIC_VOL: 1594 src = SBP_MIC_VOL; 1595 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1596 break; 1597 case SB_MASTER_VOL: 1598 src = SBP_MASTER_VOL; 1599 break; 1600 case SB_LINE_IN_VOL: 1601 src = SBP_LINE_VOL; 1602 break; 1603 case SB_VOICE_VOL: 1604 src = SBP_VOICE_VOL; 1605 break; 1606 case SB_MIDI_VOL: 1607 src = SBP_MIDI_VOL; 1608 break; 1609 case SB_CD_VOL: 1610 src = SBP_CD_VOL; 1611 break; 1612 default: 1613 return; 1614 } 1615 sbdsp_mix_write(sc, src, gain); 1616 break; 1617 case SBM_CT1XX5: 1618 case SBM_CT1745: 1619 switch (port) { 1620 case SB_MIC_VOL: 1621 src = SB16P_MIC_L; 1622 break; 1623 case SB_MASTER_VOL: 1624 src = SB16P_MASTER_L; 1625 break; 1626 case SB_LINE_IN_VOL: 1627 src = SB16P_LINE_L; 1628 break; 1629 case SB_VOICE_VOL: 1630 src = SB16P_VOICE_L; 1631 break; 1632 case SB_MIDI_VOL: 1633 src = SB16P_MIDI_L; 1634 break; 1635 case SB_CD_VOL: 1636 src = SB16P_CD_L; 1637 break; 1638 case SB_INPUT_GAIN: 1639 src = SB16P_INPUT_GAIN_L; 1640 break; 1641 case SB_OUTPUT_GAIN: 1642 src = SB16P_OUTPUT_GAIN_L; 1643 break; 1644 case SB_TREBLE: 1645 src = SB16P_TREBLE_L; 1646 break; 1647 case SB_BASS: 1648 src = SB16P_BASS_L; 1649 break; 1650 case SB_PCSPEAKER: 1651 sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]); 1652 return; 1653 default: 1654 return; 1655 } 1656 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1657 sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]); 1658 break; 1659 } 1660 } 1661 1662 int 1663 sbdsp_mixer_set_port(addr, cp) 1664 void *addr; 1665 mixer_ctrl_t *cp; 1666 { 1667 struct sbdsp_softc *sc = addr; 1668 int lgain, rgain; 1669 int mask, bits; 1670 int lmask, rmask, lbits, rbits; 1671 int mute, swap; 1672 1673 if (sc->sc_open == SB_OPEN_MIDI) 1674 return EBUSY; 1675 1676 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1677 cp->un.value.num_channels)); 1678 1679 if (sc->sc_mixer_model == SBM_NONE) 1680 return EINVAL; 1681 1682 switch (cp->dev) { 1683 case SB_TREBLE: 1684 case SB_BASS: 1685 if (sc->sc_mixer_model == SBM_CT1345 || 1686 sc->sc_mixer_model == SBM_CT1XX5) { 1687 if (cp->type != AUDIO_MIXER_ENUM) 1688 return EINVAL; 1689 switch (cp->dev) { 1690 case SB_TREBLE: 1691 sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0); 1692 return 0; 1693 case SB_BASS: 1694 sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0); 1695 return 0; 1696 } 1697 } 1698 case SB_PCSPEAKER: 1699 case SB_INPUT_GAIN: 1700 case SB_OUTPUT_GAIN: 1701 if (!ISSBM1745(sc)) 1702 return EINVAL; 1703 case SB_MIC_VOL: 1704 case SB_LINE_IN_VOL: 1705 if (sc->sc_mixer_model == SBM_CT1335) 1706 return EINVAL; 1707 case SB_VOICE_VOL: 1708 case SB_MIDI_VOL: 1709 case SB_CD_VOL: 1710 case SB_MASTER_VOL: 1711 if (cp->type != AUDIO_MIXER_VALUE) 1712 return EINVAL; 1713 1714 /* 1715 * All the mixer ports are stereo except for the microphone. 1716 * If we get a single-channel gain value passed in, then we 1717 * duplicate it to both left and right channels. 1718 */ 1719 1720 switch (cp->dev) { 1721 case SB_MIC_VOL: 1722 if (cp->un.value.num_channels != 1) 1723 return EINVAL; 1724 1725 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1726 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1727 break; 1728 case SB_PCSPEAKER: 1729 if (cp->un.value.num_channels != 1) 1730 return EINVAL; 1731 /* fall into */ 1732 case SB_INPUT_GAIN: 1733 case SB_OUTPUT_GAIN: 1734 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1735 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1736 break; 1737 default: 1738 switch (cp->un.value.num_channels) { 1739 case 1: 1740 lgain = rgain = SB_ADJUST_GAIN(sc, 1741 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1742 break; 1743 case 2: 1744 if (sc->sc_mixer_model == SBM_CT1335) 1745 return EINVAL; 1746 lgain = SB_ADJUST_GAIN(sc, 1747 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1748 rgain = SB_ADJUST_GAIN(sc, 1749 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1750 break; 1751 default: 1752 return EINVAL; 1753 } 1754 break; 1755 } 1756 sc->gain[cp->dev][SB_LEFT] = lgain; 1757 sc->gain[cp->dev][SB_RIGHT] = rgain; 1758 1759 sbdsp_set_mixer_gain(sc, cp->dev); 1760 break; 1761 1762 case SB_RECORD_SOURCE: 1763 if (ISSBM1745(sc)) { 1764 if (cp->type != AUDIO_MIXER_SET) 1765 return EINVAL; 1766 return sbdsp_set_in_ports(sc, cp->un.mask); 1767 } else { 1768 if (cp->type != AUDIO_MIXER_ENUM) 1769 return EINVAL; 1770 sc->in_port = cp->un.ord; 1771 return sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1772 } 1773 break; 1774 1775 case SB_AGC: 1776 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1777 return EINVAL; 1778 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1779 break; 1780 1781 case SB_CD_OUT_MUTE: 1782 mask = SB16P_SW_CD; 1783 goto omute; 1784 case SB_MIC_OUT_MUTE: 1785 mask = SB16P_SW_MIC; 1786 goto omute; 1787 case SB_LINE_OUT_MUTE: 1788 mask = SB16P_SW_LINE; 1789 omute: 1790 if (cp->type != AUDIO_MIXER_ENUM) 1791 return EINVAL; 1792 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1793 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1794 if (cp->un.ord) 1795 bits = bits & ~mask; 1796 else 1797 bits = bits | mask; 1798 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1799 break; 1800 1801 case SB_MIC_IN_MUTE: 1802 case SB_MIC_SWAP: 1803 lmask = rmask = SB16P_SW_MIC; 1804 goto imute; 1805 case SB_CD_IN_MUTE: 1806 case SB_CD_SWAP: 1807 lmask = SB16P_SW_CD_L; 1808 rmask = SB16P_SW_CD_R; 1809 goto imute; 1810 case SB_LINE_IN_MUTE: 1811 case SB_LINE_SWAP: 1812 lmask = SB16P_SW_LINE_L; 1813 rmask = SB16P_SW_LINE_R; 1814 goto imute; 1815 case SB_MIDI_IN_MUTE: 1816 case SB_MIDI_SWAP: 1817 lmask = SB16P_SW_MIDI_L; 1818 rmask = SB16P_SW_MIDI_R; 1819 imute: 1820 if (cp->type != AUDIO_MIXER_ENUM) 1821 return EINVAL; 1822 mask = lmask | rmask; 1823 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1824 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1825 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1826 if (SB_IS_IN_MUTE(cp->dev)) { 1827 mute = cp->dev; 1828 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1829 } else { 1830 swap = cp->dev; 1831 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1832 } 1833 if (sc->gain[swap][SB_LR]) { 1834 mask = lmask; 1835 lmask = rmask; 1836 rmask = mask; 1837 } 1838 if (!sc->gain[mute][SB_LR]) { 1839 lbits = lbits | lmask; 1840 rbits = rbits | rmask; 1841 } 1842 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1843 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1844 break; 1845 1846 default: 1847 return EINVAL; 1848 } 1849 1850 return 0; 1851 } 1852 1853 int 1854 sbdsp_mixer_get_port(addr, cp) 1855 void *addr; 1856 mixer_ctrl_t *cp; 1857 { 1858 struct sbdsp_softc *sc = addr; 1859 1860 if (sc->sc_open == SB_OPEN_MIDI) 1861 return EBUSY; 1862 1863 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1864 1865 if (sc->sc_mixer_model == SBM_NONE) 1866 return EINVAL; 1867 1868 switch (cp->dev) { 1869 case SB_TREBLE: 1870 case SB_BASS: 1871 if (sc->sc_mixer_model == SBM_CT1345 || 1872 sc->sc_mixer_model == SBM_CT1XX5) { 1873 switch (cp->dev) { 1874 case SB_TREBLE: 1875 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1876 return 0; 1877 case SB_BASS: 1878 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1879 return 0; 1880 } 1881 } 1882 case SB_PCSPEAKER: 1883 case SB_INPUT_GAIN: 1884 case SB_OUTPUT_GAIN: 1885 if (!ISSBM1745(sc)) 1886 return EINVAL; 1887 case SB_MIC_VOL: 1888 case SB_LINE_IN_VOL: 1889 if (sc->sc_mixer_model == SBM_CT1335) 1890 return EINVAL; 1891 case SB_VOICE_VOL: 1892 case SB_MIDI_VOL: 1893 case SB_CD_VOL: 1894 case SB_MASTER_VOL: 1895 switch (cp->dev) { 1896 case SB_MIC_VOL: 1897 case SB_PCSPEAKER: 1898 if (cp->un.value.num_channels != 1) 1899 return EINVAL; 1900 /* fall into */ 1901 default: 1902 switch (cp->un.value.num_channels) { 1903 case 1: 1904 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1905 sc->gain[cp->dev][SB_LEFT]; 1906 break; 1907 case 2: 1908 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1909 sc->gain[cp->dev][SB_LEFT]; 1910 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1911 sc->gain[cp->dev][SB_RIGHT]; 1912 break; 1913 default: 1914 return EINVAL; 1915 } 1916 break; 1917 } 1918 break; 1919 1920 case SB_RECORD_SOURCE: 1921 if (ISSBM1745(sc)) 1922 cp->un.mask = sc->in_mask; 1923 else 1924 cp->un.ord = sc->in_port; 1925 break; 1926 1927 case SB_AGC: 1928 if (!ISSBM1745(sc)) 1929 return EINVAL; 1930 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1931 break; 1932 1933 case SB_CD_IN_MUTE: 1934 case SB_MIC_IN_MUTE: 1935 case SB_LINE_IN_MUTE: 1936 case SB_MIDI_IN_MUTE: 1937 case SB_CD_SWAP: 1938 case SB_MIC_SWAP: 1939 case SB_LINE_SWAP: 1940 case SB_MIDI_SWAP: 1941 case SB_CD_OUT_MUTE: 1942 case SB_MIC_OUT_MUTE: 1943 case SB_LINE_OUT_MUTE: 1944 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1945 break; 1946 1947 default: 1948 return EINVAL; 1949 } 1950 1951 return 0; 1952 } 1953 1954 int 1955 sbdsp_mixer_query_devinfo(addr, dip) 1956 void *addr; 1957 mixer_devinfo_t *dip; 1958 { 1959 struct sbdsp_softc *sc = addr; 1960 int chan, class, is1745; 1961 1962 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 1963 sc->sc_mixer_model, dip->index)); 1964 1965 if (sc->sc_mixer_model == SBM_NONE) 1966 return ENXIO; 1967 1968 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 1969 is1745 = ISSBM1745(sc); 1970 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 1971 1972 switch (dip->index) { 1973 case SB_MASTER_VOL: 1974 dip->type = AUDIO_MIXER_VALUE; 1975 dip->mixer_class = SB_OUTPUT_CLASS; 1976 dip->prev = dip->next = AUDIO_MIXER_LAST; 1977 strcpy(dip->label.name, AudioNmaster); 1978 dip->un.v.num_channels = chan; 1979 strcpy(dip->un.v.units.name, AudioNvolume); 1980 return 0; 1981 case SB_MIDI_VOL: 1982 dip->type = AUDIO_MIXER_VALUE; 1983 dip->mixer_class = class; 1984 dip->prev = AUDIO_MIXER_LAST; 1985 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 1986 strcpy(dip->label.name, AudioNfmsynth); 1987 dip->un.v.num_channels = chan; 1988 strcpy(dip->un.v.units.name, AudioNvolume); 1989 return 0; 1990 case SB_CD_VOL: 1991 dip->type = AUDIO_MIXER_VALUE; 1992 dip->mixer_class = class; 1993 dip->prev = AUDIO_MIXER_LAST; 1994 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 1995 strcpy(dip->label.name, AudioNcd); 1996 dip->un.v.num_channels = chan; 1997 strcpy(dip->un.v.units.name, AudioNvolume); 1998 return 0; 1999 case SB_VOICE_VOL: 2000 dip->type = AUDIO_MIXER_VALUE; 2001 dip->mixer_class = class; 2002 dip->prev = AUDIO_MIXER_LAST; 2003 dip->next = AUDIO_MIXER_LAST; 2004 strcpy(dip->label.name, AudioNdac); 2005 dip->un.v.num_channels = chan; 2006 strcpy(dip->un.v.units.name, AudioNvolume); 2007 return 0; 2008 case SB_OUTPUT_CLASS: 2009 dip->type = AUDIO_MIXER_CLASS; 2010 dip->mixer_class = SB_OUTPUT_CLASS; 2011 dip->next = dip->prev = AUDIO_MIXER_LAST; 2012 strcpy(dip->label.name, AudioCoutputs); 2013 return 0; 2014 } 2015 2016 if (sc->sc_mixer_model == SBM_CT1335) 2017 return ENXIO; 2018 2019 switch (dip->index) { 2020 case SB_MIC_VOL: 2021 dip->type = AUDIO_MIXER_VALUE; 2022 dip->mixer_class = class; 2023 dip->prev = AUDIO_MIXER_LAST; 2024 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2025 strcpy(dip->label.name, AudioNmicrophone); 2026 dip->un.v.num_channels = 1; 2027 strcpy(dip->un.v.units.name, AudioNvolume); 2028 return 0; 2029 2030 case SB_LINE_IN_VOL: 2031 dip->type = AUDIO_MIXER_VALUE; 2032 dip->mixer_class = class; 2033 dip->prev = AUDIO_MIXER_LAST; 2034 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2035 strcpy(dip->label.name, AudioNline); 2036 dip->un.v.num_channels = 2; 2037 strcpy(dip->un.v.units.name, AudioNvolume); 2038 return 0; 2039 2040 case SB_RECORD_SOURCE: 2041 dip->mixer_class = SB_RECORD_CLASS; 2042 dip->prev = dip->next = AUDIO_MIXER_LAST; 2043 strcpy(dip->label.name, AudioNsource); 2044 if (ISSBM1745(sc)) { 2045 dip->type = AUDIO_MIXER_SET; 2046 dip->un.s.num_mem = 4; 2047 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2048 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2049 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2050 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2051 strcpy(dip->un.s.member[2].label.name, AudioNline); 2052 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2053 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2054 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2055 } else { 2056 dip->type = AUDIO_MIXER_ENUM; 2057 dip->un.e.num_mem = 3; 2058 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2059 dip->un.e.member[0].ord = SB_MIC_VOL; 2060 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2061 dip->un.e.member[1].ord = SB_CD_VOL; 2062 strcpy(dip->un.e.member[2].label.name, AudioNline); 2063 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2064 } 2065 return 0; 2066 2067 case SB_BASS: 2068 dip->prev = dip->next = AUDIO_MIXER_LAST; 2069 strcpy(dip->label.name, AudioNbass); 2070 if (sc->sc_mixer_model == SBM_CT1745) { 2071 dip->type = AUDIO_MIXER_VALUE; 2072 dip->mixer_class = SB_EQUALIZATION_CLASS; 2073 dip->un.v.num_channels = 2; 2074 strcpy(dip->un.v.units.name, AudioNbass); 2075 } else { 2076 dip->type = AUDIO_MIXER_ENUM; 2077 dip->mixer_class = SB_INPUT_CLASS; 2078 dip->un.e.num_mem = 2; 2079 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2080 dip->un.e.member[0].ord = 0; 2081 strcpy(dip->un.e.member[1].label.name, AudioNon); 2082 dip->un.e.member[1].ord = 1; 2083 } 2084 return 0; 2085 2086 case SB_TREBLE: 2087 dip->prev = dip->next = AUDIO_MIXER_LAST; 2088 strcpy(dip->label.name, AudioNtreble); 2089 if (sc->sc_mixer_model == SBM_CT1745) { 2090 dip->type = AUDIO_MIXER_VALUE; 2091 dip->mixer_class = SB_EQUALIZATION_CLASS; 2092 dip->un.v.num_channels = 2; 2093 strcpy(dip->un.v.units.name, AudioNtreble); 2094 } else { 2095 dip->type = AUDIO_MIXER_ENUM; 2096 dip->mixer_class = SB_INPUT_CLASS; 2097 dip->un.e.num_mem = 2; 2098 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2099 dip->un.e.member[0].ord = 0; 2100 strcpy(dip->un.e.member[1].label.name, AudioNon); 2101 dip->un.e.member[1].ord = 1; 2102 } 2103 return 0; 2104 2105 case SB_RECORD_CLASS: /* record source class */ 2106 dip->type = AUDIO_MIXER_CLASS; 2107 dip->mixer_class = SB_RECORD_CLASS; 2108 dip->next = dip->prev = AUDIO_MIXER_LAST; 2109 strcpy(dip->label.name, AudioCrecord); 2110 return 0; 2111 2112 case SB_INPUT_CLASS: 2113 dip->type = AUDIO_MIXER_CLASS; 2114 dip->mixer_class = SB_INPUT_CLASS; 2115 dip->next = dip->prev = AUDIO_MIXER_LAST; 2116 strcpy(dip->label.name, AudioCinputs); 2117 return 0; 2118 2119 } 2120 2121 if (sc->sc_mixer_model == SBM_CT1345) 2122 return ENXIO; 2123 2124 switch(dip->index) { 2125 case SB_PCSPEAKER: 2126 dip->type = AUDIO_MIXER_VALUE; 2127 dip->mixer_class = SB_INPUT_CLASS; 2128 dip->prev = dip->next = AUDIO_MIXER_LAST; 2129 strcpy(dip->label.name, "pc_speaker"); 2130 dip->un.v.num_channels = 1; 2131 strcpy(dip->un.v.units.name, AudioNvolume); 2132 return 0; 2133 2134 case SB_INPUT_GAIN: 2135 dip->type = AUDIO_MIXER_VALUE; 2136 dip->mixer_class = SB_INPUT_CLASS; 2137 dip->prev = dip->next = AUDIO_MIXER_LAST; 2138 strcpy(dip->label.name, AudioNinput); 2139 dip->un.v.num_channels = 2; 2140 strcpy(dip->un.v.units.name, AudioNvolume); 2141 return 0; 2142 2143 case SB_OUTPUT_GAIN: 2144 dip->type = AUDIO_MIXER_VALUE; 2145 dip->mixer_class = SB_OUTPUT_CLASS; 2146 dip->prev = dip->next = AUDIO_MIXER_LAST; 2147 strcpy(dip->label.name, AudioNoutput); 2148 dip->un.v.num_channels = 2; 2149 strcpy(dip->un.v.units.name, AudioNvolume); 2150 return 0; 2151 2152 case SB_AGC: 2153 dip->type = AUDIO_MIXER_ENUM; 2154 dip->mixer_class = SB_INPUT_CLASS; 2155 dip->prev = dip->next = AUDIO_MIXER_LAST; 2156 strcpy(dip->label.name, "agc"); 2157 dip->un.e.num_mem = 2; 2158 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2159 dip->un.e.member[0].ord = 0; 2160 strcpy(dip->un.e.member[1].label.name, AudioNon); 2161 dip->un.e.member[1].ord = 1; 2162 return 0; 2163 2164 case SB_EQUALIZATION_CLASS: 2165 dip->type = AUDIO_MIXER_CLASS; 2166 dip->mixer_class = SB_EQUALIZATION_CLASS; 2167 dip->next = dip->prev = AUDIO_MIXER_LAST; 2168 strcpy(dip->label.name, AudioCequalization); 2169 return 0; 2170 2171 case SB_CD_IN_MUTE: 2172 dip->prev = SB_CD_VOL; 2173 dip->next = SB_CD_SWAP; 2174 dip->mixer_class = SB_INPUT_CLASS; 2175 goto mute; 2176 2177 case SB_MIC_IN_MUTE: 2178 dip->prev = SB_MIC_VOL; 2179 dip->next = SB_MIC_SWAP; 2180 dip->mixer_class = SB_INPUT_CLASS; 2181 goto mute; 2182 2183 case SB_LINE_IN_MUTE: 2184 dip->prev = SB_LINE_IN_VOL; 2185 dip->next = SB_LINE_SWAP; 2186 dip->mixer_class = SB_INPUT_CLASS; 2187 goto mute; 2188 2189 case SB_MIDI_IN_MUTE: 2190 dip->prev = SB_MIDI_VOL; 2191 dip->next = SB_MIDI_SWAP; 2192 dip->mixer_class = SB_INPUT_CLASS; 2193 goto mute; 2194 2195 case SB_CD_SWAP: 2196 dip->prev = SB_CD_IN_MUTE; 2197 dip->next = SB_CD_OUT_MUTE; 2198 goto swap; 2199 2200 case SB_MIC_SWAP: 2201 dip->prev = SB_MIC_IN_MUTE; 2202 dip->next = SB_MIC_OUT_MUTE; 2203 goto swap; 2204 2205 case SB_LINE_SWAP: 2206 dip->prev = SB_LINE_IN_MUTE; 2207 dip->next = SB_LINE_OUT_MUTE; 2208 goto swap; 2209 2210 case SB_MIDI_SWAP: 2211 dip->prev = SB_MIDI_IN_MUTE; 2212 dip->next = AUDIO_MIXER_LAST; 2213 swap: 2214 dip->mixer_class = SB_INPUT_CLASS; 2215 strcpy(dip->label.name, AudioNswap); 2216 goto mute1; 2217 2218 case SB_CD_OUT_MUTE: 2219 dip->prev = SB_CD_SWAP; 2220 dip->next = AUDIO_MIXER_LAST; 2221 dip->mixer_class = SB_OUTPUT_CLASS; 2222 goto mute; 2223 2224 case SB_MIC_OUT_MUTE: 2225 dip->prev = SB_MIC_SWAP; 2226 dip->next = AUDIO_MIXER_LAST; 2227 dip->mixer_class = SB_OUTPUT_CLASS; 2228 goto mute; 2229 2230 case SB_LINE_OUT_MUTE: 2231 dip->prev = SB_LINE_SWAP; 2232 dip->next = AUDIO_MIXER_LAST; 2233 dip->mixer_class = SB_OUTPUT_CLASS; 2234 mute: 2235 strcpy(dip->label.name, AudioNmute); 2236 mute1: 2237 dip->type = AUDIO_MIXER_ENUM; 2238 dip->un.e.num_mem = 2; 2239 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2240 dip->un.e.member[0].ord = 0; 2241 strcpy(dip->un.e.member[1].label.name, AudioNon); 2242 dip->un.e.member[1].ord = 1; 2243 return 0; 2244 2245 } 2246 2247 return ENXIO; 2248 } 2249 2250 void * 2251 sb_malloc(addr, direction, size, pool, flags) 2252 void *addr; 2253 int direction; 2254 size_t size; 2255 int pool, flags; 2256 { 2257 struct sbdsp_softc *sc = addr; 2258 int drq; 2259 2260 if (sc->sc_drq8 != -1) 2261 drq = sc->sc_drq8; 2262 else 2263 drq = sc->sc_drq16; 2264 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 2265 } 2266 2267 void 2268 sb_free(addr, ptr, pool) 2269 void *addr; 2270 void *ptr; 2271 int pool; 2272 { 2273 isa_free(ptr, pool); 2274 } 2275 2276 size_t 2277 sb_round_buffersize(addr, direction, size) 2278 void *addr; 2279 int direction; 2280 size_t size; 2281 { 2282 if (size > MAX_ISADMA) 2283 size = MAX_ISADMA; 2284 return (size); 2285 } 2286 2287 int 2288 sb_mappage(addr, mem, off, prot) 2289 void *addr; 2290 void *mem; 2291 int off; 2292 int prot; 2293 { 2294 return isa_mappage(mem, off, prot); 2295 } 2296 2297 int 2298 sbdsp_get_props(addr) 2299 void *addr; 2300 { 2301 struct sbdsp_softc *sc = addr; 2302 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 2303 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2304 } 2305 2306 #if NMIDI > 0 2307 /* 2308 * MIDI related routines. 2309 */ 2310 2311 int 2312 sbdsp_midi_open(addr, flags, iintr, ointr, arg) 2313 void *addr; 2314 int flags; 2315 void (*iintr)__P((void *, int)); 2316 void (*ointr)__P((void *)); 2317 void *arg; 2318 { 2319 struct sbdsp_softc *sc = addr; 2320 2321 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2322 2323 if (sc->sc_open != SB_CLOSED) 2324 return EBUSY; 2325 if (sbdsp_reset(sc) != 0) 2326 return EIO; 2327 2328 sc->sc_open = SB_OPEN_MIDI; 2329 sc->sc_openflags = flags; 2330 2331 if (sc->sc_model >= SB_20) 2332 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2333 return EIO; 2334 2335 sc->sc_intr8 = sbdsp_midi_intr; 2336 sc->sc_intrm = iintr; 2337 sc->sc_argm = arg; 2338 2339 return 0; 2340 } 2341 2342 void 2343 sbdsp_midi_close(addr) 2344 void *addr; 2345 { 2346 struct sbdsp_softc *sc = addr; 2347 2348 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2349 2350 if (sc->sc_model >= SB_20) 2351 sbdsp_reset(sc); /* exit UART mode */ 2352 2353 sc->sc_intrm = 0; 2354 sc->sc_open = SB_CLOSED; 2355 } 2356 2357 int 2358 sbdsp_midi_output(addr, d) 2359 void *addr; 2360 int d; 2361 { 2362 struct sbdsp_softc *sc = addr; 2363 2364 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2365 return EIO; 2366 if (sbdsp_wdsp(sc, d)) 2367 return EIO; 2368 return 0; 2369 } 2370 2371 void 2372 sbdsp_midi_getinfo(addr, mi) 2373 void *addr; 2374 struct midi_info *mi; 2375 { 2376 struct sbdsp_softc *sc = addr; 2377 2378 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2379 mi->props = MIDI_PROP_CAN_INPUT; 2380 } 2381 2382 int 2383 sbdsp_midi_intr(addr) 2384 void *addr; 2385 { 2386 struct sbdsp_softc *sc = addr; 2387 2388 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2389 return (0); 2390 } 2391 2392 #endif 2393 2394
Indexes created Fri Sep 26 20:09:58 GMT 2025