sbdsp.c revision 1.106
1 /* $NetBSD: sbdsp.c,v 1.106 2000/06/28 16:27:56 mrg 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/kernel.h> 89 #include <sys/errno.h> 90 #include <sys/ioctl.h> 91 #include <sys/syslog.h> 92 #include <sys/device.h> 93 #include <sys/proc.h> 94 #include <sys/buf.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_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 if (sc->sc_drq8 != -1) 422 sc->sc_drq8_maxsize = isa_dmamaxsize(sc->sc_ic, 423 sc->sc_drq8); 424 425 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 426 sc->sc_drq16_maxsize = isa_dmamaxsize(sc->sc_ic, 427 sc->sc_drq16); 428 } 429 430 void 431 sbdsp_mix_write(sc, mixerport, val) 432 struct sbdsp_softc *sc; 433 int mixerport; 434 int val; 435 { 436 bus_space_tag_t iot = sc->sc_iot; 437 bus_space_handle_t ioh = sc->sc_ioh; 438 int s; 439 440 s = splaudio(); 441 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 442 delay(20); 443 bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val); 444 delay(30); 445 splx(s); 446 } 447 448 int 449 sbdsp_mix_read(sc, mixerport) 450 struct sbdsp_softc *sc; 451 int mixerport; 452 { 453 bus_space_tag_t iot = sc->sc_iot; 454 bus_space_handle_t ioh = sc->sc_ioh; 455 int val; 456 int s; 457 458 s = splaudio(); 459 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 460 delay(20); 461 val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA); 462 delay(30); 463 splx(s); 464 return val; 465 } 466 467 /* 468 * Various routines to interface to higher level audio driver 469 */ 470 471 int 472 sbdsp_query_encoding(addr, fp) 473 void *addr; 474 struct audio_encoding *fp; 475 { 476 struct sbdsp_softc *sc = addr; 477 int emul; 478 479 emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED; 480 481 switch (fp->index) { 482 case 0: 483 strcpy(fp->name, AudioEulinear); 484 fp->encoding = AUDIO_ENCODING_ULINEAR; 485 fp->precision = 8; 486 fp->flags = 0; 487 return 0; 488 case 1: 489 strcpy(fp->name, AudioEmulaw); 490 fp->encoding = AUDIO_ENCODING_ULAW; 491 fp->precision = 8; 492 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 493 return 0; 494 case 2: 495 strcpy(fp->name, AudioEalaw); 496 fp->encoding = AUDIO_ENCODING_ALAW; 497 fp->precision = 8; 498 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 499 return 0; 500 case 3: 501 strcpy(fp->name, AudioEslinear); 502 fp->encoding = AUDIO_ENCODING_SLINEAR; 503 fp->precision = 8; 504 fp->flags = emul; 505 return 0; 506 } 507 if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ) 508 return EINVAL; 509 510 switch(fp->index) { 511 case 4: 512 strcpy(fp->name, AudioEslinear_le); 513 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 514 fp->precision = 16; 515 fp->flags = 0; 516 return 0; 517 case 5: 518 strcpy(fp->name, AudioEulinear_le); 519 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 520 fp->precision = 16; 521 fp->flags = emul; 522 return 0; 523 case 6: 524 strcpy(fp->name, AudioEslinear_be); 525 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 526 fp->precision = 16; 527 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 528 return 0; 529 case 7: 530 strcpy(fp->name, AudioEulinear_be); 531 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 532 fp->precision = 16; 533 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 534 return 0; 535 default: 536 return EINVAL; 537 } 538 return 0; 539 } 540 541 int 542 sbdsp_set_params(addr, setmode, usemode, play, rec) 543 void *addr; 544 int setmode, usemode; 545 struct audio_params *play, *rec; 546 { 547 struct sbdsp_softc *sc = addr; 548 struct sbmode *m; 549 u_int rate, tc, bmode; 550 void (*swcode) __P((void *, u_char *buf, int cnt)); 551 int factor; 552 int model; 553 int chan; 554 struct audio_params *p; 555 int mode; 556 557 if (sc->sc_open == SB_OPEN_MIDI) 558 return EBUSY; 559 560 /* Later models work like SB16. */ 561 model = min(sc->sc_model, SB_16); 562 563 /* 564 * Prior to the SB16, we have only one clock, so make the sample 565 * rates match. 566 */ 567 if (!ISSB16CLASS(sc) && 568 play->sample_rate != rec->sample_rate && 569 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 570 if (setmode == AUMODE_PLAY) { 571 rec->sample_rate = play->sample_rate; 572 setmode |= AUMODE_RECORD; 573 } else if (setmode == AUMODE_RECORD) { 574 play->sample_rate = rec->sample_rate; 575 setmode |= AUMODE_PLAY; 576 } else 577 return (EINVAL); 578 } 579 580 /* Set first record info, then play info */ 581 for (mode = AUMODE_RECORD; mode != -1; 582 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 583 if ((setmode & mode) == 0) 584 continue; 585 586 p = mode == AUMODE_PLAY ? play : rec; 587 /* Locate proper commands */ 588 for (m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes; 589 m->model != -1; m++) { 590 if (model == m->model && 591 p->channels == m->channels && 592 p->precision == m->precision && 593 p->sample_rate >= m->lowrate && 594 p->sample_rate <= m->highrate) 595 break; 596 } 597 if (m->model == -1) 598 return EINVAL; 599 rate = p->sample_rate; 600 swcode = 0; 601 factor = 1; 602 tc = 1; 603 bmode = -1; 604 if (model == SB_16) { 605 switch (p->encoding) { 606 case AUDIO_ENCODING_SLINEAR_BE: 607 if (p->precision == 16) 608 swcode = swap_bytes; 609 /* fall into */ 610 case AUDIO_ENCODING_SLINEAR_LE: 611 bmode = SB_BMODE_SIGNED; 612 break; 613 case AUDIO_ENCODING_ULINEAR_BE: 614 if (p->precision == 16) 615 swcode = swap_bytes; 616 /* fall into */ 617 case AUDIO_ENCODING_ULINEAR_LE: 618 bmode = SB_BMODE_UNSIGNED; 619 break; 620 case AUDIO_ENCODING_ULAW: 621 if (mode == AUMODE_PLAY) { 622 swcode = mulaw_to_ulinear16_le; 623 factor = 2; 624 m = &sbpmodes[PLAY16]; 625 } else 626 swcode = ulinear8_to_mulaw; 627 bmode = SB_BMODE_UNSIGNED; 628 break; 629 case AUDIO_ENCODING_ALAW: 630 if (mode == AUMODE_PLAY) { 631 swcode = alaw_to_ulinear16_le; 632 factor = 2; 633 m = &sbpmodes[PLAY16]; 634 } else 635 swcode = ulinear8_to_alaw; 636 bmode = SB_BMODE_UNSIGNED; 637 break; 638 default: 639 return EINVAL; 640 } 641 if (p->channels == 2) 642 bmode |= SB_BMODE_STEREO; 643 } else if (m->model == SB_JAZZ && m->precision == 16) { 644 switch (p->encoding) { 645 case AUDIO_ENCODING_SLINEAR_LE: 646 break; 647 case AUDIO_ENCODING_ULINEAR_LE: 648 swcode = change_sign16_le; 649 break; 650 case AUDIO_ENCODING_SLINEAR_BE: 651 swcode = swap_bytes; 652 break; 653 case AUDIO_ENCODING_ULINEAR_BE: 654 swcode = mode == AUMODE_PLAY ? 655 swap_bytes_change_sign16_le : 656 change_sign16_swap_bytes_le; 657 break; 658 case AUDIO_ENCODING_ULAW: 659 swcode = mode == AUMODE_PLAY ? 660 mulaw_to_ulinear8 : ulinear8_to_mulaw; 661 break; 662 case AUDIO_ENCODING_ALAW: 663 swcode = mode == AUMODE_PLAY ? 664 alaw_to_ulinear8 : ulinear8_to_alaw; 665 break; 666 default: 667 return EINVAL; 668 } 669 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 670 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 671 } else { 672 switch (p->encoding) { 673 case AUDIO_ENCODING_SLINEAR_BE: 674 case AUDIO_ENCODING_SLINEAR_LE: 675 swcode = change_sign8; 676 break; 677 case AUDIO_ENCODING_ULINEAR_BE: 678 case AUDIO_ENCODING_ULINEAR_LE: 679 break; 680 case AUDIO_ENCODING_ULAW: 681 swcode = mode == AUMODE_PLAY ? 682 mulaw_to_ulinear8 : ulinear8_to_mulaw; 683 break; 684 case AUDIO_ENCODING_ALAW: 685 swcode = mode == AUMODE_PLAY ? 686 alaw_to_ulinear8 : ulinear8_to_alaw; 687 break; 688 default: 689 return EINVAL; 690 } 691 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 692 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 693 } 694 695 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 696 if (mode == AUMODE_PLAY) { 697 sc->sc_o.rate = rate; 698 sc->sc_o.tc = tc; 699 sc->sc_o.modep = m; 700 sc->sc_o.bmode = bmode; 701 sc->sc_o.dmachan = chan; 702 } else { 703 sc->sc_i.rate = rate; 704 sc->sc_i.tc = tc; 705 sc->sc_i.modep = m; 706 sc->sc_i.bmode = bmode; 707 sc->sc_i.dmachan = chan; 708 } 709 710 p->sw_code = swcode; 711 p->factor = factor; 712 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", 713 sc->sc_model, mode, p->sample_rate, p->precision, p->channels, 714 p->encoding, tc, m->cmd, bmode, m->cmdchan, swcode, factor)); 715 716 } 717 718 if (sc->sc_fullduplex && 719 usemode == (AUMODE_PLAY | AUMODE_RECORD) && 720 sc->sc_i.dmachan == sc->sc_o.dmachan) { 721 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)); 722 if (sc->sc_o.dmachan == sc->sc_drq8) { 723 /* Use 16 bit DMA for playing by expanding the samples. */ 724 play->sw_code = linear8_to_linear16_le; 725 play->factor = 2; 726 sc->sc_o.modep = &sbpmodes[PLAY16]; 727 sc->sc_o.dmachan = sc->sc_drq16; 728 } else { 729 return EINVAL; 730 } 731 } 732 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 733 sc->sc_i.dmachan, sc->sc_o.dmachan)); 734 735 return (0); 736 } 737 738 void 739 sbdsp_set_ifilter(addr, which) 740 void *addr; 741 int which; 742 { 743 struct sbdsp_softc *sc = addr; 744 int mixval; 745 746 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 747 switch (which) { 748 case 0: 749 mixval |= SBP_FILTER_OFF; 750 break; 751 case SB_TREBLE: 752 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 753 break; 754 case SB_BASS: 755 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 756 break; 757 default: 758 return; 759 } 760 sc->in_filter = mixval & SBP_IFILTER_MASK; 761 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 762 } 763 764 int 765 sbdsp_get_ifilter(addr) 766 void *addr; 767 { 768 struct sbdsp_softc *sc = addr; 769 770 sc->in_filter = 771 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 772 switch (sc->in_filter) { 773 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 774 return SB_TREBLE; 775 case SBP_FILTER_ON|SBP_IFILTER_LOW: 776 return SB_BASS; 777 default: 778 return 0; 779 } 780 } 781 782 int 783 sbdsp_set_in_ports(sc, mask) 784 struct sbdsp_softc *sc; 785 int mask; 786 { 787 int bitsl, bitsr; 788 int sbport; 789 790 if (sc->sc_open == SB_OPEN_MIDI) 791 return EBUSY; 792 793 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 794 sc->sc_mixer_model, mask)); 795 796 switch(sc->sc_mixer_model) { 797 case SBM_NONE: 798 return EINVAL; 799 case SBM_CT1335: 800 if (mask != (1 << SB_MIC_VOL)) 801 return EINVAL; 802 break; 803 case SBM_CT1345: 804 switch (mask) { 805 case 1 << SB_MIC_VOL: 806 sbport = SBP_FROM_MIC; 807 break; 808 case 1 << SB_LINE_IN_VOL: 809 sbport = SBP_FROM_LINE; 810 break; 811 case 1 << SB_CD_VOL: 812 sbport = SBP_FROM_CD; 813 break; 814 default: 815 return (EINVAL); 816 } 817 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 818 break; 819 case SBM_CT1XX5: 820 case SBM_CT1745: 821 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 822 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 823 return EINVAL; 824 bitsr = 0; 825 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 826 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 827 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 828 bitsl = SB_SRC_R_TO_L(bitsr); 829 if (mask & (1<<SB_MIC_VOL)) { 830 bitsl |= SBP_MIC_SRC; 831 bitsr |= SBP_MIC_SRC; 832 } 833 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 834 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 835 break; 836 } 837 sc->in_mask = mask; 838 839 return 0; 840 } 841 842 int 843 sbdsp_speaker_ctl(addr, newstate) 844 void *addr; 845 int newstate; 846 { 847 struct sbdsp_softc *sc = addr; 848 849 if (sc->sc_open == SB_OPEN_MIDI) 850 return EBUSY; 851 852 if ((newstate == SPKR_ON) && 853 (sc->spkr_state == SPKR_OFF)) { 854 sbdsp_spkron(sc); 855 sc->spkr_state = SPKR_ON; 856 } 857 if ((newstate == SPKR_OFF) && 858 (sc->spkr_state == SPKR_ON)) { 859 sbdsp_spkroff(sc); 860 sc->spkr_state = SPKR_OFF; 861 } 862 return 0; 863 } 864 865 int 866 sbdsp_round_blocksize(addr, blk) 867 void *addr; 868 int blk; 869 { 870 return blk & -4; /* round to biggest sample size */ 871 } 872 873 int 874 sbdsp_open(addr, flags) 875 void *addr; 876 int flags; 877 { 878 struct sbdsp_softc *sc = addr; 879 int error, state; 880 881 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 882 883 if (sc->sc_open != SB_CLOSED) 884 return (EBUSY); 885 sc->sc_open = SB_OPEN_AUDIO; 886 sc->sc_openflags = flags; 887 state = 0; 888 889 if (sc->sc_drq8 != -1) { 890 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 891 sc->sc_drq8_maxsize, BUS_DMA_NOWAIT); 892 if (error) { 893 printf("%s: can't create map for drq %d\n", 894 sc->sc_dev.dv_xname, sc->sc_drq8); 895 goto bad; 896 } 897 state |= 1; 898 } 899 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 900 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 901 sc->sc_drq16_maxsize, BUS_DMA_NOWAIT); 902 if (error) { 903 printf("%s: can't create map for drq %d\n", 904 sc->sc_dev.dv_xname, sc->sc_drq16); 905 goto bad; 906 } 907 state |= 2; 908 } 909 910 if (sbdsp_reset(sc) != 0) { 911 error = EIO; 912 goto bad; 913 } 914 915 if (ISSBPRO(sc) && 916 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 917 DPRINTF(("sbdsp_open: can't set mono mode\n")); 918 /* we'll readjust when it's time for DMA. */ 919 } 920 921 /* 922 * Leave most things as they were; users must change things if 923 * the previous process didn't leave it they way they wanted. 924 * Looked at another way, it's easy to set up a configuration 925 * in one program and leave it for another to inherit. 926 */ 927 DPRINTF(("sbdsp_open: opened\n")); 928 929 return (0); 930 931 bad: 932 if (state & 1) 933 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 934 if (state & 2) 935 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 936 937 sc->sc_open = SB_CLOSED; 938 return (error); 939 } 940 941 void 942 sbdsp_close(addr) 943 void *addr; 944 { 945 struct sbdsp_softc *sc = addr; 946 947 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 948 949 sbdsp_spkroff(sc); 950 sc->spkr_state = SPKR_OFF; 951 952 sbdsp_halt_output(sc); 953 sbdsp_halt_input(sc); 954 955 sc->sc_intr8 = 0; 956 sc->sc_intr16 = 0; 957 958 if (sc->sc_drq8 != -1) 959 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 960 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 961 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq16); 962 963 sc->sc_open = SB_CLOSED; 964 DPRINTF(("sbdsp_close: closed\n")); 965 } 966 967 /* 968 * Lower-level routines 969 */ 970 971 /* 972 * Reset the card. 973 * Return non-zero if the card isn't detected. 974 */ 975 int 976 sbdsp_reset(sc) 977 struct sbdsp_softc *sc; 978 { 979 bus_space_tag_t iot = sc->sc_iot; 980 bus_space_handle_t ioh = sc->sc_ioh; 981 982 sc->sc_intr8 = 0; 983 sc->sc_intr16 = 0; 984 sc->sc_intrm = 0; 985 986 /* 987 * See SBK, section 11.3. 988 * We pulse a reset signal into the card. 989 * Gee, what a brilliant hardware design. 990 */ 991 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 992 delay(10); 993 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 994 delay(30); 995 if (sbdsp_rdsp(sc) != SB_MAGIC) 996 return -1; 997 998 return 0; 999 } 1000 1001 /* 1002 * Write a byte to the dsp. 1003 * We are at the mercy of the card as we use a 1004 * polling loop and wait until it can take the byte. 1005 */ 1006 int 1007 sbdsp_wdsp(sc, v) 1008 struct sbdsp_softc *sc; 1009 int v; 1010 { 1011 bus_space_tag_t iot = sc->sc_iot; 1012 bus_space_handle_t ioh = sc->sc_ioh; 1013 int i; 1014 u_char x; 1015 1016 for (i = SBDSP_NPOLL; --i >= 0; ) { 1017 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 1018 delay(10); 1019 if ((x & SB_DSP_BUSY) == 0) { 1020 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 1021 delay(10); 1022 return 0; 1023 } 1024 } 1025 ++sberr.wdsp; 1026 return -1; 1027 } 1028 1029 /* 1030 * Read a byte from the DSP, using polling. 1031 */ 1032 int 1033 sbdsp_rdsp(sc) 1034 struct sbdsp_softc *sc; 1035 { 1036 bus_space_tag_t iot = sc->sc_iot; 1037 bus_space_handle_t ioh = sc->sc_ioh; 1038 int i; 1039 u_char x; 1040 1041 for (i = SBDSP_NPOLL; --i >= 0; ) { 1042 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 1043 delay(10); 1044 if (x & SB_DSP_READY) { 1045 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 1046 delay(10); 1047 return x; 1048 } 1049 } 1050 ++sberr.rdsp; 1051 return -1; 1052 } 1053 1054 void 1055 sbdsp_pause(sc) 1056 struct sbdsp_softc *sc; 1057 { 1058 1059 (void) tsleep(sbdsp_pause, PWAIT, "sbpause", hz / 8); 1060 } 1061 1062 /* 1063 * Turn on the speaker. The SBK documention says this operation 1064 * can take up to 1/10 of a second. Higher level layers should 1065 * probably let the task sleep for this amount of time after 1066 * calling here. Otherwise, things might not work (because 1067 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1068 * 1069 * These engineers had their heads up their ass when 1070 * they designed this card. 1071 */ 1072 void 1073 sbdsp_spkron(sc) 1074 struct sbdsp_softc *sc; 1075 { 1076 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1077 sbdsp_pause(sc); 1078 } 1079 1080 /* 1081 * Turn off the speaker; see comment above. 1082 */ 1083 void 1084 sbdsp_spkroff(sc) 1085 struct sbdsp_softc *sc; 1086 { 1087 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1088 sbdsp_pause(sc); 1089 } 1090 1091 /* 1092 * Read the version number out of the card. 1093 * Store version information in the softc. 1094 */ 1095 void 1096 sbversion(sc) 1097 struct sbdsp_softc *sc; 1098 { 1099 int v; 1100 1101 sc->sc_model = SB_UNK; 1102 sc->sc_version = 0; 1103 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1104 return; 1105 v = sbdsp_rdsp(sc) << 8; 1106 v |= sbdsp_rdsp(sc); 1107 if (v < 0) 1108 return; 1109 sc->sc_version = v; 1110 switch(SBVER_MAJOR(v)) { 1111 case 1: 1112 sc->sc_mixer_model = SBM_NONE; 1113 sc->sc_model = SB_1; 1114 break; 1115 case 2: 1116 /* Some SB2 have a mixer, some don't. */ 1117 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1118 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1119 /* Check if we can read back the mixer values. */ 1120 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1121 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1122 sc->sc_mixer_model = SBM_CT1335; 1123 else 1124 sc->sc_mixer_model = SBM_NONE; 1125 if (SBVER_MINOR(v) == 0) 1126 sc->sc_model = SB_20; 1127 else 1128 sc->sc_model = SB_2x; 1129 break; 1130 case 3: 1131 sc->sc_mixer_model = SBM_CT1345; 1132 sc->sc_model = SB_PRO; 1133 break; 1134 case 4: 1135 #if 0 1136 /* XXX This does not work */ 1137 /* Most SB16 have a tone controls, but some don't. */ 1138 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1139 /* Check if we can read back the mixer value. */ 1140 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1141 sc->sc_mixer_model = SBM_CT1745; 1142 else 1143 sc->sc_mixer_model = SBM_CT1XX5; 1144 #else 1145 sc->sc_mixer_model = SBM_CT1745; 1146 #endif 1147 #if 0 1148 /* XXX figure out a good way of determining the model */ 1149 /* XXX what about SB_32 */ 1150 if (SBVER_MINOR(v) == 16) 1151 sc->sc_model = SB_64; 1152 else 1153 #endif 1154 sc->sc_model = SB_16; 1155 break; 1156 } 1157 } 1158 1159 int 1160 sbdsp_set_timeconst(sc, tc) 1161 struct sbdsp_softc *sc; 1162 int tc; 1163 { 1164 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1165 1166 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1167 sbdsp_wdsp(sc, tc) < 0) 1168 return EIO; 1169 1170 return 0; 1171 } 1172 1173 int 1174 sbdsp16_set_rate(sc, cmd, rate) 1175 struct sbdsp_softc *sc; 1176 int cmd, rate; 1177 { 1178 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate)); 1179 1180 if (sbdsp_wdsp(sc, cmd) < 0 || 1181 sbdsp_wdsp(sc, rate >> 8) < 0 || 1182 sbdsp_wdsp(sc, rate) < 0) 1183 return EIO; 1184 return 0; 1185 } 1186 1187 int 1188 sbdsp_trigger_input(addr, start, end, blksize, intr, arg, param) 1189 void *addr; 1190 void *start, *end; 1191 int blksize; 1192 void (*intr) __P((void *)); 1193 void *arg; 1194 struct audio_params *param; 1195 { 1196 struct sbdsp_softc *sc = addr; 1197 int stereo = param->channels == 2; 1198 int width = param->precision * param->factor; 1199 int filter; 1200 1201 #ifdef DIAGNOSTIC 1202 if (stereo && (blksize & 1)) { 1203 DPRINTF(("stereo record odd bytes (%d)\n", blksize)); 1204 return (EIO); 1205 } 1206 if (sc->sc_i.run != SB_NOTRUNNING) 1207 printf("sbdsp_trigger_input: already running\n"); 1208 #endif 1209 1210 sc->sc_intrr = intr; 1211 sc->sc_argr = arg; 1212 1213 if (width == 8) { 1214 #ifdef DIAGNOSTIC 1215 if (sc->sc_i.dmachan != sc->sc_drq8) { 1216 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1217 width, sc->sc_i.dmachan); 1218 return (EIO); 1219 } 1220 #endif 1221 sc->sc_intr8 = sbdsp_block_input; 1222 } else { 1223 #ifdef DIAGNOSTIC 1224 if (sc->sc_i.dmachan != sc->sc_drq16) { 1225 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1226 width, sc->sc_i.dmachan); 1227 return (EIO); 1228 } 1229 #endif 1230 sc->sc_intr16 = sbdsp_block_input; 1231 } 1232 1233 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16)) 1234 blksize >>= 1; 1235 --blksize; 1236 sc->sc_i.blksize = blksize; 1237 1238 if (ISSBPRO(sc)) { 1239 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1240 return (EIO); 1241 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1242 sbdsp_mix_write(sc, SBP_INFILTER, 1243 (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) | 1244 filter); 1245 } 1246 1247 if (ISSB16CLASS(sc)) { 1248 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) { 1249 DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n", 1250 sc->sc_i.rate)); 1251 return (EIO); 1252 } 1253 } else { 1254 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1255 DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n", 1256 sc->sc_i.rate)); 1257 return (EIO); 1258 } 1259 } 1260 1261 DPRINTF(("sbdsp: dma start loop input start=%p end=%p chan=%d\n", 1262 start, end, sc->sc_i.dmachan)); 1263 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start, 1264 (char *)end - (char *)start, NULL, 1265 DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1266 1267 return sbdsp_block_input(addr); 1268 } 1269 1270 int 1271 sbdsp_block_input(addr) 1272 void *addr; 1273 { 1274 struct sbdsp_softc *sc = addr; 1275 int cc = sc->sc_i.blksize; 1276 1277 DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc)); 1278 1279 if (sc->sc_i.run != SB_NOTRUNNING) 1280 sc->sc_intrr(sc->sc_argr); 1281 1282 if (sc->sc_model == SB_1) { 1283 /* Non-looping mode, start DMA */ 1284 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1285 sbdsp_wdsp(sc, cc) < 0 || 1286 sbdsp_wdsp(sc, cc >> 8) < 0) { 1287 DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n")); 1288 return (EIO); 1289 } 1290 sc->sc_i.run = SB_RUNNING; 1291 } else if (sc->sc_i.run == SB_NOTRUNNING) { 1292 /* Initialize looping PCM */ 1293 if (ISSB16CLASS(sc)) { 1294 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1295 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1296 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1297 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1298 sbdsp_wdsp(sc, cc) < 0 || 1299 sbdsp_wdsp(sc, cc >> 8) < 0) { 1300 DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n")); 1301 return (EIO); 1302 } 1303 } else { 1304 DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc)); 1305 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1306 sbdsp_wdsp(sc, cc) < 0 || 1307 sbdsp_wdsp(sc, cc >> 8) < 0) { 1308 DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n")); 1309 return (EIO); 1310 } 1311 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1312 DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n")); 1313 return (EIO); 1314 } 1315 } 1316 sc->sc_i.run = SB_LOOPING; 1317 } 1318 1319 return (0); 1320 } 1321 1322 int 1323 sbdsp_trigger_output(addr, start, end, blksize, intr, arg, param) 1324 void *addr; 1325 void *start, *end; 1326 int blksize; 1327 void (*intr) __P((void *)); 1328 void *arg; 1329 struct audio_params *param; 1330 { 1331 struct sbdsp_softc *sc = addr; 1332 int stereo = param->channels == 2; 1333 int width = param->precision * param->factor; 1334 int cmd; 1335 1336 #ifdef DIAGNOSTIC 1337 if (stereo && (blksize & 1)) { 1338 DPRINTF(("stereo playback odd bytes (%d)\n", blksize)); 1339 return (EIO); 1340 } 1341 if (sc->sc_o.run != SB_NOTRUNNING) 1342 printf("sbdsp_trigger_output: already running\n"); 1343 #endif 1344 1345 sc->sc_intrp = intr; 1346 sc->sc_argp = arg; 1347 1348 if (width == 8) { 1349 #ifdef DIAGNOSTIC 1350 if (sc->sc_o.dmachan != sc->sc_drq8) { 1351 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1352 width, sc->sc_o.dmachan); 1353 return (EIO); 1354 } 1355 #endif 1356 sc->sc_intr8 = sbdsp_block_output; 1357 } else { 1358 #ifdef DIAGNOSTIC 1359 if (sc->sc_o.dmachan != sc->sc_drq16) { 1360 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1361 width, sc->sc_o.dmachan); 1362 return (EIO); 1363 } 1364 #endif 1365 sc->sc_intr16 = sbdsp_block_output; 1366 } 1367 1368 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16)) 1369 blksize >>= 1; 1370 --blksize; 1371 sc->sc_o.blksize = blksize; 1372 1373 if (ISSBPRO(sc)) { 1374 /* make sure we re-set stereo mixer bit when we start output. */ 1375 sbdsp_mix_write(sc, SBP_STEREO, 1376 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1377 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1378 cmd = sc->sc_o.modep->cmdchan; 1379 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1380 return (EIO); 1381 } 1382 1383 if (ISSB16CLASS(sc)) { 1384 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) { 1385 DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n", 1386 sc->sc_o.rate)); 1387 return (EIO); 1388 } 1389 } else { 1390 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1391 DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n", 1392 sc->sc_o.rate)); 1393 return (EIO); 1394 } 1395 } 1396 1397 DPRINTF(("sbdsp: dma start loop output start=%p end=%p chan=%d\n", 1398 start, end, sc->sc_o.dmachan)); 1399 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start, 1400 (char *)end - (char *)start, NULL, 1401 DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1402 1403 return sbdsp_block_output(addr); 1404 } 1405 1406 int 1407 sbdsp_block_output(addr) 1408 void *addr; 1409 { 1410 struct sbdsp_softc *sc = addr; 1411 int cc = sc->sc_o.blksize; 1412 1413 DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc)); 1414 1415 if (sc->sc_o.run != SB_NOTRUNNING) 1416 sc->sc_intrp(sc->sc_argp); 1417 1418 if (sc->sc_model == SB_1) { 1419 /* Non-looping mode, initialized. Start DMA and PCM */ 1420 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1421 sbdsp_wdsp(sc, cc) < 0 || 1422 sbdsp_wdsp(sc, cc >> 8) < 0) { 1423 DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n")); 1424 return (EIO); 1425 } 1426 sc->sc_o.run = SB_RUNNING; 1427 } else if (sc->sc_o.run == SB_NOTRUNNING) { 1428 /* Initialize looping PCM */ 1429 if (ISSB16CLASS(sc)) { 1430 DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1431 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1432 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1433 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1434 sbdsp_wdsp(sc, cc) < 0 || 1435 sbdsp_wdsp(sc, cc >> 8) < 0) { 1436 DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n")); 1437 return (EIO); 1438 } 1439 } else { 1440 DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc)); 1441 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1442 sbdsp_wdsp(sc, cc) < 0 || 1443 sbdsp_wdsp(sc, cc >> 8) < 0) { 1444 DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n")); 1445 return (EIO); 1446 } 1447 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1448 DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n")); 1449 return (EIO); 1450 } 1451 } 1452 sc->sc_o.run = SB_LOOPING; 1453 } 1454 1455 return (0); 1456 } 1457 1458 int 1459 sbdsp_halt_output(addr) 1460 void *addr; 1461 { 1462 struct sbdsp_softc *sc = addr; 1463 1464 if (sc->sc_o.run != SB_NOTRUNNING) { 1465 if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0) 1466 printf("sbdsp_halt_output: failed to halt\n"); 1467 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 1468 sc->sc_o.run = SB_NOTRUNNING; 1469 } 1470 1471 return (0); 1472 } 1473 1474 int 1475 sbdsp_halt_input(addr) 1476 void *addr; 1477 { 1478 struct sbdsp_softc *sc = addr; 1479 1480 if (sc->sc_i.run != SB_NOTRUNNING) { 1481 if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0) 1482 printf("sbdsp_halt_input: failed to halt\n"); 1483 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 1484 sc->sc_i.run = SB_NOTRUNNING; 1485 } 1486 1487 return (0); 1488 } 1489 1490 /* 1491 * Only the DSP unit on the sound blaster generates interrupts. 1492 * There are three cases of interrupt: reception of a midi byte 1493 * (when mode is enabled), completion of dma transmission, or 1494 * completion of a dma reception. 1495 * 1496 * If there is interrupt sharing or a spurious interrupt occurs 1497 * there is no way to distinguish this on an SB2. So if you have 1498 * an SB2 and experience problems, buy an SB16 (it's only $40). 1499 */ 1500 int 1501 sbdsp_intr(arg) 1502 void *arg; 1503 { 1504 struct sbdsp_softc *sc = arg; 1505 u_char irq; 1506 1507 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1508 sc->sc_intr8, sc->sc_intr16)); 1509 if (ISSB16CLASS(sc)) { 1510 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1511 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) { 1512 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1513 return 0; 1514 } 1515 } else { 1516 /* XXXX CHECK FOR INTERRUPT */ 1517 irq = SBP_IRQ_DMA8; 1518 } 1519 1520 sc->sc_interrupts++; 1521 delay(10); /* XXX why? */ 1522 1523 /* clear interrupt */ 1524 if (irq & SBP_IRQ_DMA8) { 1525 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1526 if (sc->sc_intr8) 1527 sc->sc_intr8(arg); 1528 } 1529 if (irq & SBP_IRQ_DMA16) { 1530 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1531 if (sc->sc_intr16) 1532 sc->sc_intr16(arg); 1533 } 1534 #if NMPU > 0 1535 if ((irq & SBP_IRQ_MPU401) && sc->sc_mpudev) { 1536 mpu_intr(sc->sc_mpudev); 1537 } 1538 #endif 1539 return 1; 1540 } 1541 1542 /* Like val & mask, but make sure the result is correctly rounded. */ 1543 #define MAXVAL 256 1544 static int 1545 sbdsp_adjust(val, mask) 1546 int val, mask; 1547 { 1548 val += (MAXVAL - mask) >> 1; 1549 if (val >= MAXVAL) 1550 val = MAXVAL-1; 1551 return val & mask; 1552 } 1553 1554 void 1555 sbdsp_set_mixer_gain(sc, port) 1556 struct sbdsp_softc *sc; 1557 int port; 1558 { 1559 int src, gain; 1560 1561 switch(sc->sc_mixer_model) { 1562 case SBM_NONE: 1563 return; 1564 case SBM_CT1335: 1565 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1566 switch(port) { 1567 case SB_MASTER_VOL: 1568 src = SBP_1335_MASTER_VOL; 1569 break; 1570 case SB_MIDI_VOL: 1571 src = SBP_1335_MIDI_VOL; 1572 break; 1573 case SB_CD_VOL: 1574 src = SBP_1335_CD_VOL; 1575 break; 1576 case SB_VOICE_VOL: 1577 src = SBP_1335_VOICE_VOL; 1578 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1579 break; 1580 default: 1581 return; 1582 } 1583 sbdsp_mix_write(sc, src, gain); 1584 break; 1585 case SBM_CT1345: 1586 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1587 sc->gain[port][SB_RIGHT]); 1588 switch (port) { 1589 case SB_MIC_VOL: 1590 src = SBP_MIC_VOL; 1591 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1592 break; 1593 case SB_MASTER_VOL: 1594 src = SBP_MASTER_VOL; 1595 break; 1596 case SB_LINE_IN_VOL: 1597 src = SBP_LINE_VOL; 1598 break; 1599 case SB_VOICE_VOL: 1600 src = SBP_VOICE_VOL; 1601 break; 1602 case SB_MIDI_VOL: 1603 src = SBP_MIDI_VOL; 1604 break; 1605 case SB_CD_VOL: 1606 src = SBP_CD_VOL; 1607 break; 1608 default: 1609 return; 1610 } 1611 sbdsp_mix_write(sc, src, gain); 1612 break; 1613 case SBM_CT1XX5: 1614 case SBM_CT1745: 1615 switch (port) { 1616 case SB_MIC_VOL: 1617 src = SB16P_MIC_L; 1618 break; 1619 case SB_MASTER_VOL: 1620 src = SB16P_MASTER_L; 1621 break; 1622 case SB_LINE_IN_VOL: 1623 src = SB16P_LINE_L; 1624 break; 1625 case SB_VOICE_VOL: 1626 src = SB16P_VOICE_L; 1627 break; 1628 case SB_MIDI_VOL: 1629 src = SB16P_MIDI_L; 1630 break; 1631 case SB_CD_VOL: 1632 src = SB16P_CD_L; 1633 break; 1634 case SB_INPUT_GAIN: 1635 src = SB16P_INPUT_GAIN_L; 1636 break; 1637 case SB_OUTPUT_GAIN: 1638 src = SB16P_OUTPUT_GAIN_L; 1639 break; 1640 case SB_TREBLE: 1641 src = SB16P_TREBLE_L; 1642 break; 1643 case SB_BASS: 1644 src = SB16P_BASS_L; 1645 break; 1646 case SB_PCSPEAKER: 1647 sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]); 1648 return; 1649 default: 1650 return; 1651 } 1652 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1653 sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]); 1654 break; 1655 } 1656 } 1657 1658 int 1659 sbdsp_mixer_set_port(addr, cp) 1660 void *addr; 1661 mixer_ctrl_t *cp; 1662 { 1663 struct sbdsp_softc *sc = addr; 1664 int lgain, rgain; 1665 int mask, bits; 1666 int lmask, rmask, lbits, rbits; 1667 int mute, swap; 1668 1669 if (sc->sc_open == SB_OPEN_MIDI) 1670 return EBUSY; 1671 1672 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1673 cp->un.value.num_channels)); 1674 1675 if (sc->sc_mixer_model == SBM_NONE) 1676 return EINVAL; 1677 1678 switch (cp->dev) { 1679 case SB_TREBLE: 1680 case SB_BASS: 1681 if (sc->sc_mixer_model == SBM_CT1345 || 1682 sc->sc_mixer_model == SBM_CT1XX5) { 1683 if (cp->type != AUDIO_MIXER_ENUM) 1684 return EINVAL; 1685 switch (cp->dev) { 1686 case SB_TREBLE: 1687 sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0); 1688 return 0; 1689 case SB_BASS: 1690 sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0); 1691 return 0; 1692 } 1693 } 1694 case SB_PCSPEAKER: 1695 case SB_INPUT_GAIN: 1696 case SB_OUTPUT_GAIN: 1697 if (!ISSBM1745(sc)) 1698 return EINVAL; 1699 case SB_MIC_VOL: 1700 case SB_LINE_IN_VOL: 1701 if (sc->sc_mixer_model == SBM_CT1335) 1702 return EINVAL; 1703 case SB_VOICE_VOL: 1704 case SB_MIDI_VOL: 1705 case SB_CD_VOL: 1706 case SB_MASTER_VOL: 1707 if (cp->type != AUDIO_MIXER_VALUE) 1708 return EINVAL; 1709 1710 /* 1711 * All the mixer ports are stereo except for the microphone. 1712 * If we get a single-channel gain value passed in, then we 1713 * duplicate it to both left and right channels. 1714 */ 1715 1716 switch (cp->dev) { 1717 case SB_MIC_VOL: 1718 if (cp->un.value.num_channels != 1) 1719 return EINVAL; 1720 1721 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1722 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1723 break; 1724 case SB_PCSPEAKER: 1725 if (cp->un.value.num_channels != 1) 1726 return EINVAL; 1727 /* fall into */ 1728 case SB_INPUT_GAIN: 1729 case SB_OUTPUT_GAIN: 1730 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1731 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1732 break; 1733 default: 1734 switch (cp->un.value.num_channels) { 1735 case 1: 1736 lgain = rgain = SB_ADJUST_GAIN(sc, 1737 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1738 break; 1739 case 2: 1740 if (sc->sc_mixer_model == SBM_CT1335) 1741 return EINVAL; 1742 lgain = SB_ADJUST_GAIN(sc, 1743 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1744 rgain = SB_ADJUST_GAIN(sc, 1745 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1746 break; 1747 default: 1748 return EINVAL; 1749 } 1750 break; 1751 } 1752 sc->gain[cp->dev][SB_LEFT] = lgain; 1753 sc->gain[cp->dev][SB_RIGHT] = rgain; 1754 1755 sbdsp_set_mixer_gain(sc, cp->dev); 1756 break; 1757 1758 case SB_RECORD_SOURCE: 1759 if (ISSBM1745(sc)) { 1760 if (cp->type != AUDIO_MIXER_SET) 1761 return EINVAL; 1762 return sbdsp_set_in_ports(sc, cp->un.mask); 1763 } else { 1764 if (cp->type != AUDIO_MIXER_ENUM) 1765 return EINVAL; 1766 sc->in_port = cp->un.ord; 1767 return sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1768 } 1769 break; 1770 1771 case SB_AGC: 1772 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1773 return EINVAL; 1774 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1775 break; 1776 1777 case SB_CD_OUT_MUTE: 1778 mask = SB16P_SW_CD; 1779 goto omute; 1780 case SB_MIC_OUT_MUTE: 1781 mask = SB16P_SW_MIC; 1782 goto omute; 1783 case SB_LINE_OUT_MUTE: 1784 mask = SB16P_SW_LINE; 1785 omute: 1786 if (cp->type != AUDIO_MIXER_ENUM) 1787 return EINVAL; 1788 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1789 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1790 if (cp->un.ord) 1791 bits = bits & ~mask; 1792 else 1793 bits = bits | mask; 1794 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1795 break; 1796 1797 case SB_MIC_IN_MUTE: 1798 case SB_MIC_SWAP: 1799 lmask = rmask = SB16P_SW_MIC; 1800 goto imute; 1801 case SB_CD_IN_MUTE: 1802 case SB_CD_SWAP: 1803 lmask = SB16P_SW_CD_L; 1804 rmask = SB16P_SW_CD_R; 1805 goto imute; 1806 case SB_LINE_IN_MUTE: 1807 case SB_LINE_SWAP: 1808 lmask = SB16P_SW_LINE_L; 1809 rmask = SB16P_SW_LINE_R; 1810 goto imute; 1811 case SB_MIDI_IN_MUTE: 1812 case SB_MIDI_SWAP: 1813 lmask = SB16P_SW_MIDI_L; 1814 rmask = SB16P_SW_MIDI_R; 1815 imute: 1816 if (cp->type != AUDIO_MIXER_ENUM) 1817 return EINVAL; 1818 mask = lmask | rmask; 1819 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1820 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1821 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1822 if (SB_IS_IN_MUTE(cp->dev)) { 1823 mute = cp->dev; 1824 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1825 } else { 1826 swap = cp->dev; 1827 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1828 } 1829 if (sc->gain[swap][SB_LR]) { 1830 mask = lmask; 1831 lmask = rmask; 1832 rmask = mask; 1833 } 1834 if (!sc->gain[mute][SB_LR]) { 1835 lbits = lbits | lmask; 1836 rbits = rbits | rmask; 1837 } 1838 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1839 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1840 break; 1841 1842 default: 1843 return EINVAL; 1844 } 1845 1846 return 0; 1847 } 1848 1849 int 1850 sbdsp_mixer_get_port(addr, cp) 1851 void *addr; 1852 mixer_ctrl_t *cp; 1853 { 1854 struct sbdsp_softc *sc = addr; 1855 1856 if (sc->sc_open == SB_OPEN_MIDI) 1857 return EBUSY; 1858 1859 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1860 1861 if (sc->sc_mixer_model == SBM_NONE) 1862 return EINVAL; 1863 1864 switch (cp->dev) { 1865 case SB_TREBLE: 1866 case SB_BASS: 1867 if (sc->sc_mixer_model == SBM_CT1345 || 1868 sc->sc_mixer_model == SBM_CT1XX5) { 1869 switch (cp->dev) { 1870 case SB_TREBLE: 1871 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1872 return 0; 1873 case SB_BASS: 1874 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1875 return 0; 1876 } 1877 } 1878 case SB_PCSPEAKER: 1879 case SB_INPUT_GAIN: 1880 case SB_OUTPUT_GAIN: 1881 if (!ISSBM1745(sc)) 1882 return EINVAL; 1883 case SB_MIC_VOL: 1884 case SB_LINE_IN_VOL: 1885 if (sc->sc_mixer_model == SBM_CT1335) 1886 return EINVAL; 1887 case SB_VOICE_VOL: 1888 case SB_MIDI_VOL: 1889 case SB_CD_VOL: 1890 case SB_MASTER_VOL: 1891 switch (cp->dev) { 1892 case SB_MIC_VOL: 1893 case SB_PCSPEAKER: 1894 if (cp->un.value.num_channels != 1) 1895 return EINVAL; 1896 /* fall into */ 1897 default: 1898 switch (cp->un.value.num_channels) { 1899 case 1: 1900 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1901 sc->gain[cp->dev][SB_LEFT]; 1902 break; 1903 case 2: 1904 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1905 sc->gain[cp->dev][SB_LEFT]; 1906 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1907 sc->gain[cp->dev][SB_RIGHT]; 1908 break; 1909 default: 1910 return EINVAL; 1911 } 1912 break; 1913 } 1914 break; 1915 1916 case SB_RECORD_SOURCE: 1917 if (ISSBM1745(sc)) 1918 cp->un.mask = sc->in_mask; 1919 else 1920 cp->un.ord = sc->in_port; 1921 break; 1922 1923 case SB_AGC: 1924 if (!ISSBM1745(sc)) 1925 return EINVAL; 1926 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1927 break; 1928 1929 case SB_CD_IN_MUTE: 1930 case SB_MIC_IN_MUTE: 1931 case SB_LINE_IN_MUTE: 1932 case SB_MIDI_IN_MUTE: 1933 case SB_CD_SWAP: 1934 case SB_MIC_SWAP: 1935 case SB_LINE_SWAP: 1936 case SB_MIDI_SWAP: 1937 case SB_CD_OUT_MUTE: 1938 case SB_MIC_OUT_MUTE: 1939 case SB_LINE_OUT_MUTE: 1940 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1941 break; 1942 1943 default: 1944 return EINVAL; 1945 } 1946 1947 return 0; 1948 } 1949 1950 int 1951 sbdsp_mixer_query_devinfo(addr, dip) 1952 void *addr; 1953 mixer_devinfo_t *dip; 1954 { 1955 struct sbdsp_softc *sc = addr; 1956 int chan, class, is1745; 1957 1958 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 1959 sc->sc_mixer_model, dip->index)); 1960 1961 if (sc->sc_mixer_model == SBM_NONE) 1962 return ENXIO; 1963 1964 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 1965 is1745 = ISSBM1745(sc); 1966 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 1967 1968 switch (dip->index) { 1969 case SB_MASTER_VOL: 1970 dip->type = AUDIO_MIXER_VALUE; 1971 dip->mixer_class = SB_OUTPUT_CLASS; 1972 dip->prev = dip->next = AUDIO_MIXER_LAST; 1973 strcpy(dip->label.name, AudioNmaster); 1974 dip->un.v.num_channels = chan; 1975 strcpy(dip->un.v.units.name, AudioNvolume); 1976 return 0; 1977 case SB_MIDI_VOL: 1978 dip->type = AUDIO_MIXER_VALUE; 1979 dip->mixer_class = class; 1980 dip->prev = AUDIO_MIXER_LAST; 1981 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 1982 strcpy(dip->label.name, AudioNfmsynth); 1983 dip->un.v.num_channels = chan; 1984 strcpy(dip->un.v.units.name, AudioNvolume); 1985 return 0; 1986 case SB_CD_VOL: 1987 dip->type = AUDIO_MIXER_VALUE; 1988 dip->mixer_class = class; 1989 dip->prev = AUDIO_MIXER_LAST; 1990 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 1991 strcpy(dip->label.name, AudioNcd); 1992 dip->un.v.num_channels = chan; 1993 strcpy(dip->un.v.units.name, AudioNvolume); 1994 return 0; 1995 case SB_VOICE_VOL: 1996 dip->type = AUDIO_MIXER_VALUE; 1997 dip->mixer_class = class; 1998 dip->prev = AUDIO_MIXER_LAST; 1999 dip->next = AUDIO_MIXER_LAST; 2000 strcpy(dip->label.name, AudioNdac); 2001 dip->un.v.num_channels = chan; 2002 strcpy(dip->un.v.units.name, AudioNvolume); 2003 return 0; 2004 case SB_OUTPUT_CLASS: 2005 dip->type = AUDIO_MIXER_CLASS; 2006 dip->mixer_class = SB_OUTPUT_CLASS; 2007 dip->next = dip->prev = AUDIO_MIXER_LAST; 2008 strcpy(dip->label.name, AudioCoutputs); 2009 return 0; 2010 } 2011 2012 if (sc->sc_mixer_model == SBM_CT1335) 2013 return ENXIO; 2014 2015 switch (dip->index) { 2016 case SB_MIC_VOL: 2017 dip->type = AUDIO_MIXER_VALUE; 2018 dip->mixer_class = class; 2019 dip->prev = AUDIO_MIXER_LAST; 2020 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2021 strcpy(dip->label.name, AudioNmicrophone); 2022 dip->un.v.num_channels = 1; 2023 strcpy(dip->un.v.units.name, AudioNvolume); 2024 return 0; 2025 2026 case SB_LINE_IN_VOL: 2027 dip->type = AUDIO_MIXER_VALUE; 2028 dip->mixer_class = class; 2029 dip->prev = AUDIO_MIXER_LAST; 2030 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2031 strcpy(dip->label.name, AudioNline); 2032 dip->un.v.num_channels = 2; 2033 strcpy(dip->un.v.units.name, AudioNvolume); 2034 return 0; 2035 2036 case SB_RECORD_SOURCE: 2037 dip->mixer_class = SB_RECORD_CLASS; 2038 dip->prev = dip->next = AUDIO_MIXER_LAST; 2039 strcpy(dip->label.name, AudioNsource); 2040 if (ISSBM1745(sc)) { 2041 dip->type = AUDIO_MIXER_SET; 2042 dip->un.s.num_mem = 4; 2043 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2044 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2045 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2046 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2047 strcpy(dip->un.s.member[2].label.name, AudioNline); 2048 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2049 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2050 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2051 } else { 2052 dip->type = AUDIO_MIXER_ENUM; 2053 dip->un.e.num_mem = 3; 2054 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2055 dip->un.e.member[0].ord = SB_MIC_VOL; 2056 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2057 dip->un.e.member[1].ord = SB_CD_VOL; 2058 strcpy(dip->un.e.member[2].label.name, AudioNline); 2059 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2060 } 2061 return 0; 2062 2063 case SB_BASS: 2064 dip->prev = dip->next = AUDIO_MIXER_LAST; 2065 strcpy(dip->label.name, AudioNbass); 2066 if (sc->sc_mixer_model == SBM_CT1745) { 2067 dip->type = AUDIO_MIXER_VALUE; 2068 dip->mixer_class = SB_EQUALIZATION_CLASS; 2069 dip->un.v.num_channels = 2; 2070 strcpy(dip->un.v.units.name, AudioNbass); 2071 } else { 2072 dip->type = AUDIO_MIXER_ENUM; 2073 dip->mixer_class = SB_INPUT_CLASS; 2074 dip->un.e.num_mem = 2; 2075 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2076 dip->un.e.member[0].ord = 0; 2077 strcpy(dip->un.e.member[1].label.name, AudioNon); 2078 dip->un.e.member[1].ord = 1; 2079 } 2080 return 0; 2081 2082 case SB_TREBLE: 2083 dip->prev = dip->next = AUDIO_MIXER_LAST; 2084 strcpy(dip->label.name, AudioNtreble); 2085 if (sc->sc_mixer_model == SBM_CT1745) { 2086 dip->type = AUDIO_MIXER_VALUE; 2087 dip->mixer_class = SB_EQUALIZATION_CLASS; 2088 dip->un.v.num_channels = 2; 2089 strcpy(dip->un.v.units.name, AudioNtreble); 2090 } else { 2091 dip->type = AUDIO_MIXER_ENUM; 2092 dip->mixer_class = SB_INPUT_CLASS; 2093 dip->un.e.num_mem = 2; 2094 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2095 dip->un.e.member[0].ord = 0; 2096 strcpy(dip->un.e.member[1].label.name, AudioNon); 2097 dip->un.e.member[1].ord = 1; 2098 } 2099 return 0; 2100 2101 case SB_RECORD_CLASS: /* record source class */ 2102 dip->type = AUDIO_MIXER_CLASS; 2103 dip->mixer_class = SB_RECORD_CLASS; 2104 dip->next = dip->prev = AUDIO_MIXER_LAST; 2105 strcpy(dip->label.name, AudioCrecord); 2106 return 0; 2107 2108 case SB_INPUT_CLASS: 2109 dip->type = AUDIO_MIXER_CLASS; 2110 dip->mixer_class = SB_INPUT_CLASS; 2111 dip->next = dip->prev = AUDIO_MIXER_LAST; 2112 strcpy(dip->label.name, AudioCinputs); 2113 return 0; 2114 2115 } 2116 2117 if (sc->sc_mixer_model == SBM_CT1345) 2118 return ENXIO; 2119 2120 switch(dip->index) { 2121 case SB_PCSPEAKER: 2122 dip->type = AUDIO_MIXER_VALUE; 2123 dip->mixer_class = SB_INPUT_CLASS; 2124 dip->prev = dip->next = AUDIO_MIXER_LAST; 2125 strcpy(dip->label.name, "pc_speaker"); 2126 dip->un.v.num_channels = 1; 2127 strcpy(dip->un.v.units.name, AudioNvolume); 2128 return 0; 2129 2130 case SB_INPUT_GAIN: 2131 dip->type = AUDIO_MIXER_VALUE; 2132 dip->mixer_class = SB_INPUT_CLASS; 2133 dip->prev = dip->next = AUDIO_MIXER_LAST; 2134 strcpy(dip->label.name, AudioNinput); 2135 dip->un.v.num_channels = 2; 2136 strcpy(dip->un.v.units.name, AudioNvolume); 2137 return 0; 2138 2139 case SB_OUTPUT_GAIN: 2140 dip->type = AUDIO_MIXER_VALUE; 2141 dip->mixer_class = SB_OUTPUT_CLASS; 2142 dip->prev = dip->next = AUDIO_MIXER_LAST; 2143 strcpy(dip->label.name, AudioNoutput); 2144 dip->un.v.num_channels = 2; 2145 strcpy(dip->un.v.units.name, AudioNvolume); 2146 return 0; 2147 2148 case SB_AGC: 2149 dip->type = AUDIO_MIXER_ENUM; 2150 dip->mixer_class = SB_INPUT_CLASS; 2151 dip->prev = dip->next = AUDIO_MIXER_LAST; 2152 strcpy(dip->label.name, "agc"); 2153 dip->un.e.num_mem = 2; 2154 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2155 dip->un.e.member[0].ord = 0; 2156 strcpy(dip->un.e.member[1].label.name, AudioNon); 2157 dip->un.e.member[1].ord = 1; 2158 return 0; 2159 2160 case SB_EQUALIZATION_CLASS: 2161 dip->type = AUDIO_MIXER_CLASS; 2162 dip->mixer_class = SB_EQUALIZATION_CLASS; 2163 dip->next = dip->prev = AUDIO_MIXER_LAST; 2164 strcpy(dip->label.name, AudioCequalization); 2165 return 0; 2166 2167 case SB_CD_IN_MUTE: 2168 dip->prev = SB_CD_VOL; 2169 dip->next = SB_CD_SWAP; 2170 dip->mixer_class = SB_INPUT_CLASS; 2171 goto mute; 2172 2173 case SB_MIC_IN_MUTE: 2174 dip->prev = SB_MIC_VOL; 2175 dip->next = SB_MIC_SWAP; 2176 dip->mixer_class = SB_INPUT_CLASS; 2177 goto mute; 2178 2179 case SB_LINE_IN_MUTE: 2180 dip->prev = SB_LINE_IN_VOL; 2181 dip->next = SB_LINE_SWAP; 2182 dip->mixer_class = SB_INPUT_CLASS; 2183 goto mute; 2184 2185 case SB_MIDI_IN_MUTE: 2186 dip->prev = SB_MIDI_VOL; 2187 dip->next = SB_MIDI_SWAP; 2188 dip->mixer_class = SB_INPUT_CLASS; 2189 goto mute; 2190 2191 case SB_CD_SWAP: 2192 dip->prev = SB_CD_IN_MUTE; 2193 dip->next = SB_CD_OUT_MUTE; 2194 goto swap; 2195 2196 case SB_MIC_SWAP: 2197 dip->prev = SB_MIC_IN_MUTE; 2198 dip->next = SB_MIC_OUT_MUTE; 2199 goto swap; 2200 2201 case SB_LINE_SWAP: 2202 dip->prev = SB_LINE_IN_MUTE; 2203 dip->next = SB_LINE_OUT_MUTE; 2204 goto swap; 2205 2206 case SB_MIDI_SWAP: 2207 dip->prev = SB_MIDI_IN_MUTE; 2208 dip->next = AUDIO_MIXER_LAST; 2209 swap: 2210 dip->mixer_class = SB_INPUT_CLASS; 2211 strcpy(dip->label.name, AudioNswap); 2212 goto mute1; 2213 2214 case SB_CD_OUT_MUTE: 2215 dip->prev = SB_CD_SWAP; 2216 dip->next = AUDIO_MIXER_LAST; 2217 dip->mixer_class = SB_OUTPUT_CLASS; 2218 goto mute; 2219 2220 case SB_MIC_OUT_MUTE: 2221 dip->prev = SB_MIC_SWAP; 2222 dip->next = AUDIO_MIXER_LAST; 2223 dip->mixer_class = SB_OUTPUT_CLASS; 2224 goto mute; 2225 2226 case SB_LINE_OUT_MUTE: 2227 dip->prev = SB_LINE_SWAP; 2228 dip->next = AUDIO_MIXER_LAST; 2229 dip->mixer_class = SB_OUTPUT_CLASS; 2230 mute: 2231 strcpy(dip->label.name, AudioNmute); 2232 mute1: 2233 dip->type = AUDIO_MIXER_ENUM; 2234 dip->un.e.num_mem = 2; 2235 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2236 dip->un.e.member[0].ord = 0; 2237 strcpy(dip->un.e.member[1].label.name, AudioNon); 2238 dip->un.e.member[1].ord = 1; 2239 return 0; 2240 2241 } 2242 2243 return ENXIO; 2244 } 2245 2246 void * 2247 sb_malloc(addr, direction, size, pool, flags) 2248 void *addr; 2249 int direction; 2250 size_t size; 2251 int pool, flags; 2252 { 2253 struct sbdsp_softc *sc = addr; 2254 int drq; 2255 2256 if (sc->sc_drq8 != -1) 2257 drq = sc->sc_drq8; 2258 else 2259 drq = sc->sc_drq16; 2260 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 2261 } 2262 2263 void 2264 sb_free(addr, ptr, pool) 2265 void *addr; 2266 void *ptr; 2267 int pool; 2268 { 2269 isa_free(ptr, pool); 2270 } 2271 2272 size_t 2273 sb_round_buffersize(addr, direction, size) 2274 void *addr; 2275 int direction; 2276 size_t size; 2277 { 2278 struct sbdsp_softc *sc = addr; 2279 bus_size_t maxsize; 2280 2281 if (sc->sc_drq8 != -1) 2282 maxsize = sc->sc_drq8_maxsize; 2283 else 2284 maxsize = sc->sc_drq16_maxsize; 2285 2286 if (size > maxsize) 2287 size = maxsize; 2288 return (size); 2289 } 2290 2291 paddr_t 2292 sb_mappage(addr, mem, off, prot) 2293 void *addr; 2294 void *mem; 2295 off_t off; 2296 int prot; 2297 { 2298 return isa_mappage(mem, off, prot); 2299 } 2300 2301 int 2302 sbdsp_get_props(addr) 2303 void *addr; 2304 { 2305 struct sbdsp_softc *sc = addr; 2306 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 2307 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2308 } 2309 2310 #if NMPU > 0 2311 /* 2312 * MIDI related routines. 2313 */ 2314 2315 int 2316 sbdsp_midi_open(addr, flags, iintr, ointr, arg) 2317 void *addr; 2318 int flags; 2319 void (*iintr)__P((void *, int)); 2320 void (*ointr)__P((void *)); 2321 void *arg; 2322 { 2323 struct sbdsp_softc *sc = addr; 2324 2325 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2326 2327 if (sc->sc_open != SB_CLOSED) 2328 return EBUSY; 2329 if (sbdsp_reset(sc) != 0) 2330 return EIO; 2331 2332 sc->sc_open = SB_OPEN_MIDI; 2333 sc->sc_openflags = flags; 2334 2335 if (sc->sc_model >= SB_20) 2336 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2337 return EIO; 2338 2339 sc->sc_intr8 = sbdsp_midi_intr; 2340 sc->sc_intrm = iintr; 2341 sc->sc_argm = arg; 2342 2343 return 0; 2344 } 2345 2346 void 2347 sbdsp_midi_close(addr) 2348 void *addr; 2349 { 2350 struct sbdsp_softc *sc = addr; 2351 2352 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2353 2354 if (sc->sc_model >= SB_20) 2355 sbdsp_reset(sc); /* exit UART mode */ 2356 2357 sc->sc_intrm = 0; 2358 sc->sc_open = SB_CLOSED; 2359 } 2360 2361 int 2362 sbdsp_midi_output(addr, d) 2363 void *addr; 2364 int d; 2365 { 2366 struct sbdsp_softc *sc = addr; 2367 2368 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2369 return EIO; 2370 if (sbdsp_wdsp(sc, d)) 2371 return EIO; 2372 return 0; 2373 } 2374 2375 void 2376 sbdsp_midi_getinfo(addr, mi) 2377 void *addr; 2378 struct midi_info *mi; 2379 { 2380 struct sbdsp_softc *sc = addr; 2381 2382 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2383 mi->props = MIDI_PROP_CAN_INPUT; 2384 } 2385 2386 int 2387 sbdsp_midi_intr(addr) 2388 void *addr; 2389 { 2390 struct sbdsp_softc *sc = addr; 2391 2392 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2393 return (0); 2394 } 2395 2396 #endif 2397 2398
Indexes created Wed Oct 15 16:09:53 GMT 2025