sbdsp.c revision 1.114
1 /* $NetBSD: sbdsp.c,v 1.114 2005/01/10 22:01:37 kent 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 <sys/cdefs.h> 84 __KERNEL_RCSID(0, "$NetBSD: sbdsp.c,v 1.114 2005/01/10 22:01:37 kent Exp $"); 85 86 #include "midi.h" 87 #include "mpu.h" 88 89 #include <sys/param.h> 90 #include <sys/systm.h> 91 #include <sys/kernel.h> 92 #include <sys/errno.h> 93 #include <sys/ioctl.h> 94 #include <sys/syslog.h> 95 #include <sys/device.h> 96 #include <sys/proc.h> 97 #include <sys/buf.h> 98 99 #include <machine/cpu.h> 100 #include <machine/intr.h> 101 #include <machine/bus.h> 102 103 #include <sys/audioio.h> 104 #include <dev/audio_if.h> 105 #include <dev/midi_if.h> 106 #include <dev/mulaw.h> 107 #include <dev/auconv.h> 108 109 #include <dev/isa/isavar.h> 110 #include <dev/isa/isadmavar.h> 111 112 #include <dev/isa/sbreg.h> 113 #include <dev/isa/sbdspvar.h> 114 115 116 #ifdef AUDIO_DEBUG 117 #define DPRINTF(x) if (sbdspdebug) printf x 118 #define DPRINTFN(n,x) if (sbdspdebug >= (n)) printf x 119 int sbdspdebug = 0; 120 #else 121 #define DPRINTF(x) 122 #define DPRINTFN(n,x) 123 #endif 124 125 #ifndef SBDSP_NPOLL 126 #define SBDSP_NPOLL 3000 127 #endif 128 129 struct { 130 int wdsp; 131 int rdsp; 132 int wmidi; 133 } sberr; 134 135 /* 136 * Time constant routines follow. See SBK, section 12. 137 * Although they don't come out and say it (in the docs), 138 * the card clearly uses a 1MHz countdown timer, as the 139 * low-speed formula (p. 12-4) is: 140 * tc = 256 - 10^6 / sr 141 * In high-speed mode, the constant is the upper byte of a 16-bit counter, 142 * and a 256MHz clock is used: 143 * tc = 65536 - 256 * 10^ 6 / sr 144 * Since we can only use the upper byte of the HS TC, the two formulae 145 * are equivalent. (Why didn't they say so?) E.g., 146 * (65536 - 256 * 10 ^ 6 / x) >> 8 = 256 - 10^6 / x 147 * 148 * The crossover point (from low- to high-speed modes) is different 149 * for the SBPRO and SB20. The table on p. 12-5 gives the following data: 150 * 151 * SBPRO SB20 152 * ----- -------- 153 * input ls min 4 KHz 4 KHz 154 * input ls max 23 KHz 13 KHz 155 * input hs max 44.1 KHz 15 KHz 156 * output ls min 4 KHz 4 KHz 157 * output ls max 23 KHz 23 KHz 158 * output hs max 44.1 KHz 44.1 KHz 159 */ 160 /* XXX Should we round the tc? 161 #define SB_RATE_TO_TC(x) (((65536 - 256 * 1000000 / (x)) + 128) >> 8) 162 */ 163 #define SB_RATE_TO_TC(x) (256 - 1000000 / (x)) 164 #define SB_TC_TO_RATE(tc) (1000000 / (256 - (tc))) 165 166 struct sbmode { 167 short model; 168 u_char channels; 169 u_char precision; 170 u_short lowrate, highrate; 171 u_char cmd; 172 u_char halt, cont; 173 u_char cmdchan; 174 }; 175 static struct sbmode sbpmodes[] = { 176 { SB_1, 1, 8, 4000,22727,SB_DSP_WDMA ,SB_DSP_HALT ,SB_DSP_CONT }, 177 { SB_20, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 178 { SB_2x, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 179 { SB_2x, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 180 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 181 { SB_PRO, 1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 182 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT }, 183 /* Yes, we write the record mode to set 16-bit playback mode. weird, huh? */ 184 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 185 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 186 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 187 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 188 { SB_JAZZ,1,16, 4000,22727,SB_DSP_WDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 189 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_OUTPUT,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 190 { SB_16, 1, 8, 5000,49000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 191 { SB_16, 2, 8, 5000,49000,SB_DSP16_WDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 192 #define PLAY16 15 /* must be the index of the next entry in the table */ 193 { SB_16, 1,16, 5000,49000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 194 { SB_16, 2,16, 5000,49000,SB_DSP16_WDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 195 { -1 } 196 }; 197 static struct sbmode sbrmodes[] = { 198 { SB_1, 1, 8, 4000,12987,SB_DSP_RDMA ,SB_DSP_HALT ,SB_DSP_CONT }, 199 { SB_20, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 200 { SB_2x, 1, 8,12987,14925,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT }, 201 { SB_2x, 1, 8, 4000,12987,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT }, 202 { SB_PRO, 1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 203 { SB_PRO, 1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 204 { SB_PRO, 2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 205 { SB_JAZZ,1, 8,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 206 { SB_JAZZ,1, 8, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_MONO }, 207 { SB_JAZZ,2, 8,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,SB_DSP_RECORD_STEREO }, 208 { SB_JAZZ,1,16,22727,45454,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 209 { SB_JAZZ,1,16, 4000,22727,SB_DSP_RDMA_LOOP,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_MONO }, 210 { SB_JAZZ,2,16,11025,22727,SB_DSP_HS_INPUT ,SB_DSP_HALT ,SB_DSP_CONT ,JAZZ16_RECORD_STEREO }, 211 { SB_16, 1, 8, 5000,49000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 212 { SB_16, 2, 8, 5000,49000,SB_DSP16_RDMA_8 ,SB_DSP_HALT ,SB_DSP_CONT }, 213 { SB_16, 1,16, 5000,49000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 214 { SB_16, 2,16, 5000,49000,SB_DSP16_RDMA_16,SB_DSP16_HALT,SB_DSP16_CONT}, 215 { -1 } 216 }; 217 218 void sbversion __P((struct sbdsp_softc *)); 219 void sbdsp_jazz16_probe __P((struct sbdsp_softc *)); 220 void sbdsp_set_mixer_gain __P((struct sbdsp_softc *sc, int port)); 221 void sbdsp_pause __P((struct sbdsp_softc *)); 222 int sbdsp_set_timeconst __P((struct sbdsp_softc *, int)); 223 int sbdsp16_set_rate __P((struct sbdsp_softc *, int, int)); 224 int sbdsp_set_in_ports __P((struct sbdsp_softc *, int)); 225 void sbdsp_set_ifilter __P((void *, int)); 226 int sbdsp_get_ifilter __P((void *)); 227 228 int sbdsp_block_output __P((void *)); 229 int sbdsp_block_input __P((void *)); 230 static int sbdsp_adjust __P((int, int)); 231 232 int sbdsp_midi_intr __P((void *)); 233 234 static void sbdsp_powerhook __P((int, void*)); 235 236 #ifdef AUDIO_DEBUG 237 void sb_printsc __P((struct sbdsp_softc *)); 238 239 void 240 sb_printsc(sc) 241 struct sbdsp_softc *sc; 242 { 243 int i; 244 245 printf("open %d DMA chan %d/%d %d/%d iobase 0x%x irq %d\n", 246 (int)sc->sc_open, sc->sc_i.run, sc->sc_o.run, 247 sc->sc_drq8, sc->sc_drq16, 248 sc->sc_iobase, sc->sc_irq); 249 printf("irate %d itc %x orate %d otc %x\n", 250 sc->sc_i.rate, sc->sc_i.tc, 251 sc->sc_o.rate, sc->sc_o.tc); 252 printf("spkron %u nintr %lu\n", 253 sc->spkr_state, sc->sc_interrupts); 254 printf("intr8 %p intr16 %p\n", 255 sc->sc_intr8, sc->sc_intr16); 256 printf("gain:"); 257 for (i = 0; i < SB_NDEVS; i++) 258 printf(" %u,%u", sc->gain[i][SB_LEFT], sc->gain[i][SB_RIGHT]); 259 printf("\n"); 260 } 261 #endif /* AUDIO_DEBUG */ 262 263 /* 264 * Probe / attach routines. 265 */ 266 267 /* 268 * Probe for the soundblaster hardware. 269 */ 270 int 271 sbdsp_probe(sc) 272 struct sbdsp_softc *sc; 273 { 274 275 if (sbdsp_reset(sc) < 0) { 276 DPRINTF(("sbdsp: couldn't reset card\n")); 277 return 0; 278 } 279 /* if flags set, go and probe the jazz16 stuff */ 280 if (sc->sc_dev.dv_cfdata->cf_flags & 1) 281 sbdsp_jazz16_probe(sc); 282 else 283 sbversion(sc); 284 if (sc->sc_model == SB_UNK) { 285 /* Unknown SB model found. */ 286 DPRINTF(("sbdsp: unknown SB model found\n")); 287 return 0; 288 } 289 return 1; 290 } 291 292 /* 293 * Try add-on stuff for Jazz16. 294 */ 295 void 296 sbdsp_jazz16_probe(sc) 297 struct sbdsp_softc *sc; 298 { 299 static u_char jazz16_irq_conf[16] = { 300 -1, -1, 0x02, 0x03, 301 -1, 0x01, -1, 0x04, 302 -1, 0x02, 0x05, -1, 303 -1, -1, -1, 0x06}; 304 static u_char jazz16_drq_conf[8] = { 305 -1, 0x01, -1, 0x02, 306 -1, 0x03, -1, 0x04}; 307 308 bus_space_tag_t iot = sc->sc_iot; 309 bus_space_handle_t ioh; 310 311 sbversion(sc); 312 313 DPRINTF(("jazz16 probe\n")); 314 315 if (bus_space_map(iot, JAZZ16_CONFIG_PORT, 1, 0, &ioh)) { 316 DPRINTF(("bus map failed\n")); 317 return; 318 } 319 320 if (jazz16_drq_conf[sc->sc_drq8] == (u_char)-1 || 321 jazz16_irq_conf[sc->sc_irq] == (u_char)-1) { 322 DPRINTF(("drq/irq check failed\n")); 323 goto done; /* give up, we can't do it. */ 324 } 325 326 bus_space_write_1(iot, ioh, 0, JAZZ16_WAKEUP); 327 delay(10000); /* delay 10 ms */ 328 bus_space_write_1(iot, ioh, 0, JAZZ16_SETBASE); 329 bus_space_write_1(iot, ioh, 0, sc->sc_iobase & 0x70); 330 331 if (sbdsp_reset(sc) < 0) { 332 DPRINTF(("sbdsp_reset check failed\n")); 333 goto done; /* XXX? what else could we do? */ 334 } 335 336 if (sbdsp_wdsp(sc, JAZZ16_READ_VER)) { 337 DPRINTF(("read16 setup failed\n")); 338 goto done; 339 } 340 341 if (sbdsp_rdsp(sc) != JAZZ16_VER_JAZZ) { 342 DPRINTF(("read16 failed\n")); 343 goto done; 344 } 345 346 /* XXX set both 8 & 16-bit drq to same channel, it works fine. */ 347 sc->sc_drq16 = sc->sc_drq8; 348 if (sbdsp_wdsp(sc, JAZZ16_SET_DMAINTR) || 349 sbdsp_wdsp(sc, (jazz16_drq_conf[sc->sc_drq16] << 4) | 350 jazz16_drq_conf[sc->sc_drq8]) || 351 sbdsp_wdsp(sc, jazz16_irq_conf[sc->sc_irq])) { 352 DPRINTF(("sbdsp: can't write jazz16 probe stuff\n")); 353 } else { 354 DPRINTF(("jazz16 detected!\n")); 355 sc->sc_model = SB_JAZZ; 356 sc->sc_mixer_model = SBM_CT1345; /* XXX really? */ 357 } 358 359 done: 360 bus_space_unmap(iot, ioh, 1); 361 } 362 363 /* 364 * Attach hardware to driver, attach hardware driver to audio 365 * pseudo-device driver . 366 */ 367 void 368 sbdsp_attach(sc) 369 struct sbdsp_softc *sc; 370 { 371 int i, error; 372 u_int v; 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 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq8, 425 sc->sc_drq8_maxsize, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW); 426 if (error) { 427 printf("%s: can't create map for drq %d\n", 428 sc->sc_dev.dv_xname, sc->sc_drq8); 429 return; 430 } 431 } 432 433 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 434 sc->sc_drq16_maxsize = isa_dmamaxsize(sc->sc_ic, 435 sc->sc_drq16); 436 error = isa_dmamap_create(sc->sc_ic, sc->sc_drq16, 437 sc->sc_drq16_maxsize, BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW); 438 if (error) { 439 printf("%s: can't create map for drq %d\n", 440 sc->sc_dev.dv_xname, sc->sc_drq16); 441 isa_dmamap_destroy(sc->sc_ic, sc->sc_drq8); 442 return; 443 } 444 } 445 446 powerhook_establish (sbdsp_powerhook, sc); 447 } 448 449 static void 450 sbdsp_powerhook (why, arg) 451 int why; 452 void *arg; 453 { 454 struct sbdsp_softc *sc = arg; 455 int i; 456 457 if (!sc || why != PWR_RESUME) 458 return; 459 460 /* Reset the mixer. */ 461 sbdsp_mix_write(sc, SBP_MIX_RESET, SBP_MIX_RESET); 462 for (i = 0; i < SB_NDEVS; i++) 463 sbdsp_set_mixer_gain (sc, i); 464 } 465 466 void 467 sbdsp_mix_write(sc, mixerport, val) 468 struct sbdsp_softc *sc; 469 int mixerport; 470 int val; 471 { 472 bus_space_tag_t iot = sc->sc_iot; 473 bus_space_handle_t ioh = sc->sc_ioh; 474 int s; 475 476 s = splaudio(); 477 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 478 delay(20); 479 bus_space_write_1(iot, ioh, SBP_MIXER_DATA, val); 480 delay(30); 481 splx(s); 482 } 483 484 int 485 sbdsp_mix_read(sc, mixerport) 486 struct sbdsp_softc *sc; 487 int mixerport; 488 { 489 bus_space_tag_t iot = sc->sc_iot; 490 bus_space_handle_t ioh = sc->sc_ioh; 491 int val; 492 int s; 493 494 s = splaudio(); 495 bus_space_write_1(iot, ioh, SBP_MIXER_ADDR, mixerport); 496 delay(20); 497 val = bus_space_read_1(iot, ioh, SBP_MIXER_DATA); 498 delay(30); 499 splx(s); 500 return val; 501 } 502 503 /* 504 * Various routines to interface to higher level audio driver 505 */ 506 507 int 508 sbdsp_query_encoding(addr, fp) 509 void *addr; 510 struct audio_encoding *fp; 511 { 512 struct sbdsp_softc *sc = addr; 513 int emul; 514 515 emul = ISSB16CLASS(sc) ? 0 : AUDIO_ENCODINGFLAG_EMULATED; 516 517 switch (fp->index) { 518 case 0: 519 strcpy(fp->name, AudioEulinear); 520 fp->encoding = AUDIO_ENCODING_ULINEAR; 521 fp->precision = 8; 522 fp->flags = 0; 523 return 0; 524 case 1: 525 strcpy(fp->name, AudioEmulaw); 526 fp->encoding = AUDIO_ENCODING_ULAW; 527 fp->precision = 8; 528 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 529 return 0; 530 case 2: 531 strcpy(fp->name, AudioEalaw); 532 fp->encoding = AUDIO_ENCODING_ALAW; 533 fp->precision = 8; 534 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 535 return 0; 536 case 3: 537 strcpy(fp->name, AudioEslinear); 538 fp->encoding = AUDIO_ENCODING_SLINEAR; 539 fp->precision = 8; 540 fp->flags = emul; 541 return 0; 542 } 543 if (!ISSB16CLASS(sc) && sc->sc_model != SB_JAZZ) 544 return EINVAL; 545 546 switch(fp->index) { 547 case 4: 548 strcpy(fp->name, AudioEslinear_le); 549 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 550 fp->precision = 16; 551 fp->flags = 0; 552 return 0; 553 case 5: 554 strcpy(fp->name, AudioEulinear_le); 555 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 556 fp->precision = 16; 557 fp->flags = emul; 558 return 0; 559 case 6: 560 strcpy(fp->name, AudioEslinear_be); 561 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 562 fp->precision = 16; 563 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 564 return 0; 565 case 7: 566 strcpy(fp->name, AudioEulinear_be); 567 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 568 fp->precision = 16; 569 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 570 return 0; 571 default: 572 return EINVAL; 573 } 574 return 0; 575 } 576 577 int 578 sbdsp_set_params(addr, setmode, usemode, play, rec, pfil, rfil) 579 void *addr; 580 int setmode, usemode; 581 audio_params_t *play, *rec; 582 stream_filter_list_t *pfil, *rfil; 583 { 584 struct sbdsp_softc *sc = addr; 585 struct sbmode *m; 586 u_int rate, tc, bmode; 587 stream_filter_factory_t *swcode; 588 int model; 589 int chan; 590 struct audio_params *p; 591 audio_params_t hw; 592 stream_filter_list_t *fil; 593 int mode; 594 595 if (sc->sc_open == SB_OPEN_MIDI) 596 return EBUSY; 597 598 /* Later models work like SB16. */ 599 model = min(sc->sc_model, SB_16); 600 601 /* 602 * Prior to the SB16, we have only one clock, so make the sample 603 * rates match. 604 */ 605 if (!ISSB16CLASS(sc) && 606 play->sample_rate != rec->sample_rate && 607 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 608 if (setmode == AUMODE_PLAY) { 609 rec->sample_rate = play->sample_rate; 610 setmode |= AUMODE_RECORD; 611 } else if (setmode == AUMODE_RECORD) { 612 play->sample_rate = rec->sample_rate; 613 setmode |= AUMODE_PLAY; 614 } else 615 return (EINVAL); 616 } 617 618 /* Set first record info, then play info */ 619 for (mode = AUMODE_RECORD; mode != -1; 620 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 621 if ((setmode & mode) == 0) 622 continue; 623 624 p = mode == AUMODE_PLAY ? play : rec; 625 /* Locate proper commands */ 626 for (m = mode == AUMODE_PLAY ? sbpmodes : sbrmodes; 627 m->model != -1; m++) { 628 if (model == m->model && 629 p->channels == m->channels && 630 p->precision == m->precision && 631 p->sample_rate >= m->lowrate && 632 p->sample_rate <= m->highrate) 633 break; 634 } 635 if (m->model == -1) 636 return EINVAL; 637 rate = p->sample_rate; 638 swcode = NULL; 639 fil = mode == AUMODE_PLAY ? pfil : rfil; 640 hw = *p; 641 tc = 1; 642 bmode = -1; 643 if (model == SB_16) { 644 switch (p->encoding) { 645 case AUDIO_ENCODING_SLINEAR_BE: 646 if (p->precision == 16) { 647 hw.encoding = AUDIO_ENCODING_SLINEAR_LE; 648 swcode = swap_bytes; 649 } 650 /* fall into */ 651 case AUDIO_ENCODING_SLINEAR_LE: 652 bmode = SB_BMODE_SIGNED; 653 break; 654 655 case AUDIO_ENCODING_ULINEAR_BE: 656 if (p->precision == 16) { 657 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 658 swcode = swap_bytes; 659 } 660 /* fall into */ 661 case AUDIO_ENCODING_ULINEAR_LE: 662 bmode = SB_BMODE_UNSIGNED; 663 break; 664 665 case AUDIO_ENCODING_ULAW: 666 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 667 if (mode == AUMODE_PLAY) { 668 hw.precision = hw.validbits = 16; 669 swcode = mulaw_to_linear16; 670 m = &sbpmodes[PLAY16]; 671 } else 672 swcode = linear8_to_mulaw; 673 bmode = SB_BMODE_UNSIGNED; 674 break; 675 676 case AUDIO_ENCODING_ALAW: 677 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 678 if (mode == AUMODE_PLAY) { 679 hw.precision = hw.validbits = 16; 680 swcode = alaw_to_linear16; 681 m = &sbpmodes[PLAY16]; 682 } else 683 swcode = linear8_to_alaw; 684 bmode = SB_BMODE_UNSIGNED; 685 break; 686 default: 687 return EINVAL; 688 } 689 if (p->channels == 2) 690 bmode |= SB_BMODE_STEREO; 691 } else if (m->model == SB_JAZZ && m->precision == 16) { 692 switch (p->encoding) { 693 case AUDIO_ENCODING_SLINEAR_LE: 694 break; 695 case AUDIO_ENCODING_ULINEAR_LE: 696 hw.encoding = AUDIO_ENCODING_SLINEAR_LE; 697 swcode = change_sign16; 698 break; 699 case AUDIO_ENCODING_SLINEAR_BE: 700 hw.encoding = AUDIO_ENCODING_SLINEAR_LE; 701 swcode = swap_bytes; 702 break; 703 case AUDIO_ENCODING_ULINEAR_BE: 704 hw.encoding = AUDIO_ENCODING_SLINEAR_LE; 705 swcode = swap_bytes_change_sign16; 706 break; 707 case AUDIO_ENCODING_ULAW: 708 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 709 swcode = mode == AUMODE_PLAY ? 710 mulaw_to_linear8 : linear8_to_mulaw; 711 break; 712 case AUDIO_ENCODING_ALAW: 713 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 714 swcode = mode == AUMODE_PLAY ? 715 alaw_to_linear8 : linear8_to_alaw; 716 break; 717 default: 718 return EINVAL; 719 } 720 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 721 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 722 hw.sample_rate = p->sample_rate; 723 } else { 724 switch (p->encoding) { 725 case AUDIO_ENCODING_SLINEAR_BE: 726 case AUDIO_ENCODING_SLINEAR_LE: 727 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 728 swcode = change_sign8; 729 break; 730 case AUDIO_ENCODING_ULINEAR_BE: 731 case AUDIO_ENCODING_ULINEAR_LE: 732 break; 733 case AUDIO_ENCODING_ULAW: 734 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 735 swcode = mode == AUMODE_PLAY ? 736 mulaw_to_linear8 : linear8_to_mulaw; 737 break; 738 case AUDIO_ENCODING_ALAW: 739 hw.encoding = AUDIO_ENCODING_ULINEAR_LE; 740 swcode = mode == AUMODE_PLAY ? 741 alaw_to_linear8 : linear8_to_alaw; 742 break; 743 default: 744 return EINVAL; 745 } 746 tc = SB_RATE_TO_TC(p->sample_rate * p->channels); 747 p->sample_rate = SB_TC_TO_RATE(tc) / p->channels; 748 hw.sample_rate = p->sample_rate; 749 } 750 751 chan = m->precision == 16 ? sc->sc_drq16 : sc->sc_drq8; 752 if (mode == AUMODE_PLAY) { 753 sc->sc_o.rate = rate; 754 sc->sc_o.tc = tc; 755 sc->sc_o.modep = m; 756 sc->sc_o.bmode = bmode; 757 sc->sc_o.dmachan = chan; 758 } else { 759 sc->sc_i.rate = rate; 760 sc->sc_i.tc = tc; 761 sc->sc_i.modep = m; 762 sc->sc_i.bmode = bmode; 763 sc->sc_i.dmachan = chan; 764 } 765 766 if (swcode != NULL) 767 fil->append(fil, swcode, &hw); 768 DPRINTF(("sbdsp_set_params: model=%d, mode=%d, rate=%ld, " 769 "prec=%d, chan=%d, enc=%d -> tc=%02x, cmd=%02x, " 770 "bmode=%02x, cmdchan=%02x\n", sc->sc_model, mode, 771 p->sample_rate, p->precision, p->channels, 772 p->encoding, tc, m->cmd, bmode, m->cmdchan)); 773 774 } 775 776 if (sc->sc_fullduplex && 777 usemode == (AUMODE_PLAY | AUMODE_RECORD) && 778 sc->sc_i.dmachan == sc->sc_o.dmachan) { 779 DPRINTF(("sbdsp_set_params: fd=%d, usemode=%d, idma=%d, " 780 "odma=%d\n", sc->sc_fullduplex, usemode, 781 sc->sc_i.dmachan, sc->sc_o.dmachan)); 782 if (sc->sc_o.dmachan == sc->sc_drq8) { 783 /* Use 16 bit DMA for playing by expanding the samples. */ 784 hw.precision = hw.validbits = 16; 785 pfil->append(pfil, linear8_to_linear16, &hw); 786 sc->sc_o.modep = &sbpmodes[PLAY16]; 787 sc->sc_o.dmachan = sc->sc_drq16; 788 } else { 789 return EINVAL; 790 } 791 } 792 DPRINTF(("sbdsp_set_params ichan=%d, ochan=%d\n", 793 sc->sc_i.dmachan, sc->sc_o.dmachan)); 794 795 return (0); 796 } 797 798 void 799 sbdsp_set_ifilter(addr, which) 800 void *addr; 801 int which; 802 { 803 struct sbdsp_softc *sc = addr; 804 int mixval; 805 806 mixval = sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK; 807 switch (which) { 808 case 0: 809 mixval |= SBP_FILTER_OFF; 810 break; 811 case SB_TREBLE: 812 mixval |= SBP_FILTER_ON | SBP_IFILTER_HIGH; 813 break; 814 case SB_BASS: 815 mixval |= SBP_FILTER_ON | SBP_IFILTER_LOW; 816 break; 817 default: 818 return; 819 } 820 sc->in_filter = mixval & SBP_IFILTER_MASK; 821 sbdsp_mix_write(sc, SBP_INFILTER, mixval); 822 } 823 824 int 825 sbdsp_get_ifilter(addr) 826 void *addr; 827 { 828 struct sbdsp_softc *sc = addr; 829 830 sc->in_filter = 831 sbdsp_mix_read(sc, SBP_INFILTER) & SBP_IFILTER_MASK; 832 switch (sc->in_filter) { 833 case SBP_FILTER_ON|SBP_IFILTER_HIGH: 834 return SB_TREBLE; 835 case SBP_FILTER_ON|SBP_IFILTER_LOW: 836 return SB_BASS; 837 default: 838 return 0; 839 } 840 } 841 842 int 843 sbdsp_set_in_ports(sc, mask) 844 struct sbdsp_softc *sc; 845 int mask; 846 { 847 int bitsl, bitsr; 848 int sbport; 849 850 if (sc->sc_open == SB_OPEN_MIDI) 851 return EBUSY; 852 853 DPRINTF(("sbdsp_set_in_ports: model=%d, mask=%x\n", 854 sc->sc_mixer_model, mask)); 855 856 switch(sc->sc_mixer_model) { 857 case SBM_NONE: 858 return EINVAL; 859 case SBM_CT1335: 860 if (mask != (1 << SB_MIC_VOL)) 861 return EINVAL; 862 break; 863 case SBM_CT1345: 864 switch (mask) { 865 case 1 << SB_MIC_VOL: 866 sbport = SBP_FROM_MIC; 867 break; 868 case 1 << SB_LINE_IN_VOL: 869 sbport = SBP_FROM_LINE; 870 break; 871 case 1 << SB_CD_VOL: 872 sbport = SBP_FROM_CD; 873 break; 874 default: 875 return (EINVAL); 876 } 877 sbdsp_mix_write(sc, SBP_RECORD_SOURCE, sbport | sc->in_filter); 878 break; 879 case SBM_CT1XX5: 880 case SBM_CT1745: 881 if (mask & ~((1<<SB_MIDI_VOL) | (1<<SB_LINE_IN_VOL) | 882 (1<<SB_CD_VOL) | (1<<SB_MIC_VOL))) 883 return EINVAL; 884 bitsr = 0; 885 if (mask & (1<<SB_MIDI_VOL)) bitsr |= SBP_MIDI_SRC_R; 886 if (mask & (1<<SB_LINE_IN_VOL)) bitsr |= SBP_LINE_SRC_R; 887 if (mask & (1<<SB_CD_VOL)) bitsr |= SBP_CD_SRC_R; 888 bitsl = SB_SRC_R_TO_L(bitsr); 889 if (mask & (1<<SB_MIC_VOL)) { 890 bitsl |= SBP_MIC_SRC; 891 bitsr |= SBP_MIC_SRC; 892 } 893 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_L, bitsl); 894 sbdsp_mix_write(sc, SBP_RECORD_SOURCE_R, bitsr); 895 break; 896 } 897 sc->in_mask = mask; 898 899 return 0; 900 } 901 902 int 903 sbdsp_speaker_ctl(addr, newstate) 904 void *addr; 905 int newstate; 906 { 907 struct sbdsp_softc *sc = addr; 908 909 if (sc->sc_open == SB_OPEN_MIDI) 910 return EBUSY; 911 912 if ((newstate == SPKR_ON) && 913 (sc->spkr_state == SPKR_OFF)) { 914 sbdsp_spkron(sc); 915 sc->spkr_state = SPKR_ON; 916 } 917 if ((newstate == SPKR_OFF) && 918 (sc->spkr_state == SPKR_ON)) { 919 sbdsp_spkroff(sc); 920 sc->spkr_state = SPKR_OFF; 921 } 922 return 0; 923 } 924 925 int 926 sbdsp_round_blocksize(addr, blk, mode, param) 927 void *addr; 928 int blk; 929 int mode; 930 const audio_params_t *param; 931 { 932 return blk & -4; /* round to biggest sample size */ 933 } 934 935 int 936 sbdsp_open(addr, flags) 937 void *addr; 938 int flags; 939 { 940 struct sbdsp_softc *sc = addr; 941 int error, state; 942 943 DPRINTF(("sbdsp_open: sc=%p\n", sc)); 944 945 if (sc->sc_open != SB_CLOSED) 946 return (EBUSY); 947 sc->sc_open = SB_OPEN_AUDIO; 948 state = 0; 949 950 if (sc->sc_drq8 != -1) { 951 error = isa_drq_alloc(sc->sc_ic, sc->sc_drq8); 952 if (error != 0) 953 goto bad; 954 state |= 1; 955 } 956 957 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) { 958 error = isa_drq_alloc(sc->sc_ic, sc->sc_drq16); 959 if (error != 0) 960 goto bad; 961 state |= 2; 962 } 963 964 965 if (sbdsp_reset(sc) != 0) { 966 error = EIO; 967 goto bad; 968 } 969 970 if (ISSBPRO(sc) && 971 sbdsp_wdsp(sc, SB_DSP_RECORD_MONO) < 0) { 972 DPRINTF(("sbdsp_open: can't set mono mode\n")); 973 /* we'll readjust when it's time for DMA. */ 974 } 975 976 /* 977 * Leave most things as they were; users must change things if 978 * the previous process didn't leave it they way they wanted. 979 * Looked at another way, it's easy to set up a configuration 980 * in one program and leave it for another to inherit. 981 */ 982 DPRINTF(("sbdsp_open: opened\n")); 983 984 return (0); 985 986 bad: 987 if (state & 1) 988 isa_drq_free(sc->sc_ic, sc->sc_drq8); 989 if (state & 2) 990 isa_drq_free(sc->sc_ic, sc->sc_drq16); 991 992 sc->sc_open = SB_CLOSED; 993 return (error); 994 } 995 996 void 997 sbdsp_close(addr) 998 void *addr; 999 { 1000 struct sbdsp_softc *sc = addr; 1001 1002 DPRINTF(("sbdsp_close: sc=%p\n", sc)); 1003 1004 sbdsp_spkroff(sc); 1005 sc->spkr_state = SPKR_OFF; 1006 1007 sc->sc_intr8 = 0; 1008 sc->sc_intr16 = 0; 1009 1010 if (sc->sc_drq8 != -1) 1011 isa_drq_free(sc->sc_ic, sc->sc_drq8); 1012 if (sc->sc_drq16 != -1 && sc->sc_drq16 != sc->sc_drq8) 1013 isa_drq_free(sc->sc_ic, sc->sc_drq16); 1014 1015 sc->sc_open = SB_CLOSED; 1016 DPRINTF(("sbdsp_close: closed\n")); 1017 } 1018 1019 /* 1020 * Lower-level routines 1021 */ 1022 1023 /* 1024 * Reset the card. 1025 * Return non-zero if the card isn't detected. 1026 */ 1027 int 1028 sbdsp_reset(sc) 1029 struct sbdsp_softc *sc; 1030 { 1031 bus_space_tag_t iot = sc->sc_iot; 1032 bus_space_handle_t ioh = sc->sc_ioh; 1033 1034 sc->sc_intr8 = 0; 1035 sc->sc_intr16 = 0; 1036 sc->sc_intrm = 0; 1037 1038 /* 1039 * See SBK, section 11.3. 1040 * We pulse a reset signal into the card. 1041 * Gee, what a brilliant hardware design. 1042 */ 1043 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 1); 1044 delay(10); 1045 bus_space_write_1(iot, ioh, SBP_DSP_RESET, 0); 1046 delay(30); 1047 if (sbdsp_rdsp(sc) != SB_MAGIC) 1048 return -1; 1049 1050 return 0; 1051 } 1052 1053 /* 1054 * Write a byte to the dsp. 1055 * We are at the mercy of the card as we use a 1056 * polling loop and wait until it can take the byte. 1057 */ 1058 int 1059 sbdsp_wdsp(sc, v) 1060 struct sbdsp_softc *sc; 1061 int v; 1062 { 1063 bus_space_tag_t iot = sc->sc_iot; 1064 bus_space_handle_t ioh = sc->sc_ioh; 1065 int i; 1066 u_char x; 1067 1068 for (i = SBDSP_NPOLL; --i >= 0; ) { 1069 x = bus_space_read_1(iot, ioh, SBP_DSP_WSTAT); 1070 delay(10); 1071 if ((x & SB_DSP_BUSY) == 0) { 1072 bus_space_write_1(iot, ioh, SBP_DSP_WRITE, v); 1073 delay(10); 1074 return 0; 1075 } 1076 } 1077 ++sberr.wdsp; 1078 return -1; 1079 } 1080 1081 /* 1082 * Read a byte from the DSP, using polling. 1083 */ 1084 int 1085 sbdsp_rdsp(sc) 1086 struct sbdsp_softc *sc; 1087 { 1088 bus_space_tag_t iot = sc->sc_iot; 1089 bus_space_handle_t ioh = sc->sc_ioh; 1090 int i; 1091 u_char x; 1092 1093 for (i = SBDSP_NPOLL; --i >= 0; ) { 1094 x = bus_space_read_1(iot, ioh, SBP_DSP_RSTAT); 1095 delay(10); 1096 if (x & SB_DSP_READY) { 1097 x = bus_space_read_1(iot, ioh, SBP_DSP_READ); 1098 delay(10); 1099 return x; 1100 } 1101 } 1102 ++sberr.rdsp; 1103 return -1; 1104 } 1105 1106 void 1107 sbdsp_pause(sc) 1108 struct sbdsp_softc *sc; 1109 { 1110 1111 (void) tsleep(sbdsp_pause, PWAIT, "sbpause", hz / 8); 1112 } 1113 1114 /* 1115 * Turn on the speaker. The SBK documention says this operation 1116 * can take up to 1/10 of a second. Higher level layers should 1117 * probably let the task sleep for this amount of time after 1118 * calling here. Otherwise, things might not work (because 1119 * sbdsp_wdsp() and sbdsp_rdsp() will probably timeout.) 1120 * 1121 * These engineers had their heads up their ass when 1122 * they designed this card. 1123 */ 1124 void 1125 sbdsp_spkron(sc) 1126 struct sbdsp_softc *sc; 1127 { 1128 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_ON); 1129 sbdsp_pause(sc); 1130 } 1131 1132 /* 1133 * Turn off the speaker; see comment above. 1134 */ 1135 void 1136 sbdsp_spkroff(sc) 1137 struct sbdsp_softc *sc; 1138 { 1139 (void)sbdsp_wdsp(sc, SB_DSP_SPKR_OFF); 1140 sbdsp_pause(sc); 1141 } 1142 1143 /* 1144 * Read the version number out of the card. 1145 * Store version information in the softc. 1146 */ 1147 void 1148 sbversion(sc) 1149 struct sbdsp_softc *sc; 1150 { 1151 int v; 1152 1153 sc->sc_model = SB_UNK; 1154 sc->sc_version = 0; 1155 if (sbdsp_wdsp(sc, SB_DSP_VERSION) < 0) 1156 return; 1157 v = sbdsp_rdsp(sc) << 8; 1158 v |= sbdsp_rdsp(sc); 1159 if (v < 0) 1160 return; 1161 sc->sc_version = v; 1162 switch(SBVER_MAJOR(v)) { 1163 case 1: 1164 sc->sc_mixer_model = SBM_NONE; 1165 sc->sc_model = SB_1; 1166 break; 1167 case 2: 1168 /* Some SB2 have a mixer, some don't. */ 1169 sbdsp_mix_write(sc, SBP_1335_MASTER_VOL, 0x04); 1170 sbdsp_mix_write(sc, SBP_1335_MIDI_VOL, 0x06); 1171 /* Check if we can read back the mixer values. */ 1172 if ((sbdsp_mix_read(sc, SBP_1335_MASTER_VOL) & 0x0e) == 0x04 && 1173 (sbdsp_mix_read(sc, SBP_1335_MIDI_VOL) & 0x0e) == 0x06) 1174 sc->sc_mixer_model = SBM_CT1335; 1175 else 1176 sc->sc_mixer_model = SBM_NONE; 1177 if (SBVER_MINOR(v) == 0) 1178 sc->sc_model = SB_20; 1179 else 1180 sc->sc_model = SB_2x; 1181 break; 1182 case 3: 1183 sc->sc_mixer_model = SBM_CT1345; 1184 sc->sc_model = SB_PRO; 1185 break; 1186 case 4: 1187 #if 0 1188 /* XXX This does not work */ 1189 /* Most SB16 have a tone controls, but some don't. */ 1190 sbdsp_mix_write(sc, SB16P_TREBLE_L, 0x80); 1191 /* Check if we can read back the mixer value. */ 1192 if ((sbdsp_mix_read(sc, SB16P_TREBLE_L) & 0xf0) == 0x80) 1193 sc->sc_mixer_model = SBM_CT1745; 1194 else 1195 sc->sc_mixer_model = SBM_CT1XX5; 1196 #else 1197 sc->sc_mixer_model = SBM_CT1745; 1198 #endif 1199 #if 0 1200 /* XXX figure out a good way of determining the model */ 1201 /* XXX what about SB_32 */ 1202 if (SBVER_MINOR(v) == 16) 1203 sc->sc_model = SB_64; 1204 else 1205 #endif 1206 sc->sc_model = SB_16; 1207 break; 1208 } 1209 } 1210 1211 int 1212 sbdsp_set_timeconst(sc, tc) 1213 struct sbdsp_softc *sc; 1214 int tc; 1215 { 1216 DPRINTF(("sbdsp_set_timeconst: sc=%p tc=%d\n", sc, tc)); 1217 1218 if (sbdsp_wdsp(sc, SB_DSP_TIMECONST) < 0 || 1219 sbdsp_wdsp(sc, tc) < 0) 1220 return EIO; 1221 1222 return 0; 1223 } 1224 1225 int 1226 sbdsp16_set_rate(sc, cmd, rate) 1227 struct sbdsp_softc *sc; 1228 int cmd, rate; 1229 { 1230 DPRINTF(("sbdsp16_set_rate: sc=%p cmd=0x%02x rate=%d\n", sc, cmd, rate)); 1231 1232 if (sbdsp_wdsp(sc, cmd) < 0 || 1233 sbdsp_wdsp(sc, rate >> 8) < 0 || 1234 sbdsp_wdsp(sc, rate) < 0) 1235 return EIO; 1236 return 0; 1237 } 1238 1239 int 1240 sbdsp_trigger_input(addr, start, end, blksize, intr, arg, param) 1241 void *addr; 1242 void *start, *end; 1243 int blksize; 1244 void (*intr) __P((void *)); 1245 void *arg; 1246 const audio_params_t *param; 1247 { 1248 struct sbdsp_softc *sc = addr; 1249 int stereo = param->channels == 2; 1250 int width = param->precision; 1251 int filter; 1252 1253 #ifdef DIAGNOSTIC 1254 if (stereo && (blksize & 1)) { 1255 DPRINTF(("stereo record odd bytes (%d)\n", blksize)); 1256 return (EIO); 1257 } 1258 if (sc->sc_i.run != SB_NOTRUNNING) 1259 printf("sbdsp_trigger_input: already running\n"); 1260 #endif 1261 1262 sc->sc_intrr = intr; 1263 sc->sc_argr = arg; 1264 1265 if (width == 8) { 1266 #ifdef DIAGNOSTIC 1267 if (sc->sc_i.dmachan != sc->sc_drq8) { 1268 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1269 width, sc->sc_i.dmachan); 1270 return (EIO); 1271 } 1272 #endif 1273 sc->sc_intr8 = sbdsp_block_input; 1274 } else { 1275 #ifdef DIAGNOSTIC 1276 if (sc->sc_i.dmachan != sc->sc_drq16) { 1277 printf("sbdsp_trigger_input: width=%d bad chan %d\n", 1278 width, sc->sc_i.dmachan); 1279 return (EIO); 1280 } 1281 #endif 1282 sc->sc_intr16 = sbdsp_block_input; 1283 } 1284 1285 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_i.dmachan > 3) : (width == 16)) 1286 blksize >>= 1; 1287 --blksize; 1288 sc->sc_i.blksize = blksize; 1289 1290 if (ISSBPRO(sc)) { 1291 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmdchan) < 0) 1292 return (EIO); 1293 filter = stereo ? SBP_FILTER_OFF : sc->in_filter; 1294 sbdsp_mix_write(sc, SBP_INFILTER, 1295 (sbdsp_mix_read(sc, SBP_INFILTER) & ~SBP_IFILTER_MASK) | 1296 filter); 1297 } 1298 1299 if (ISSB16CLASS(sc)) { 1300 if (sbdsp16_set_rate(sc, SB_DSP16_INPUTRATE, sc->sc_i.rate)) { 1301 DPRINTF(("sbdsp_trigger_input: rate=%d set failed\n", 1302 sc->sc_i.rate)); 1303 return (EIO); 1304 } 1305 } else { 1306 if (sbdsp_set_timeconst(sc, sc->sc_i.tc)) { 1307 DPRINTF(("sbdsp_trigger_input: tc=%d set failed\n", 1308 sc->sc_i.rate)); 1309 return (EIO); 1310 } 1311 } 1312 1313 DPRINTF(("sbdsp: DMA start loop input start=%p end=%p chan=%d\n", 1314 start, end, sc->sc_i.dmachan)); 1315 isa_dmastart(sc->sc_ic, sc->sc_i.dmachan, start, 1316 (char *)end - (char *)start, NULL, 1317 DMAMODE_READ | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1318 1319 return sbdsp_block_input(addr); 1320 } 1321 1322 int 1323 sbdsp_block_input(addr) 1324 void *addr; 1325 { 1326 struct sbdsp_softc *sc = addr; 1327 int cc = sc->sc_i.blksize; 1328 1329 DPRINTFN(2, ("sbdsp_block_input: sc=%p cc=%d\n", addr, cc)); 1330 1331 if (sc->sc_i.run != SB_NOTRUNNING) 1332 sc->sc_intrr(sc->sc_argr); 1333 1334 if (sc->sc_model == SB_1) { 1335 /* Non-looping mode, start DMA */ 1336 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1337 sbdsp_wdsp(sc, cc) < 0 || 1338 sbdsp_wdsp(sc, cc >> 8) < 0) { 1339 DPRINTF(("sbdsp_block_input: SB1 DMA start failed\n")); 1340 return (EIO); 1341 } 1342 sc->sc_i.run = SB_RUNNING; 1343 } else if (sc->sc_i.run == SB_NOTRUNNING) { 1344 /* Initialize looping PCM */ 1345 if (ISSB16CLASS(sc)) { 1346 DPRINTFN(3, ("sbdsp16 input command cmd=0x%02x bmode=0x%02x cc=%d\n", 1347 sc->sc_i.modep->cmd, sc->sc_i.bmode, cc)); 1348 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0 || 1349 sbdsp_wdsp(sc, sc->sc_i.bmode) < 0 || 1350 sbdsp_wdsp(sc, cc) < 0 || 1351 sbdsp_wdsp(sc, cc >> 8) < 0) { 1352 DPRINTF(("sbdsp_block_input: SB16 DMA start failed\n")); 1353 return (EIO); 1354 } 1355 } else { 1356 DPRINTF(("sbdsp_block_input: set blocksize=%d\n", cc)); 1357 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1358 sbdsp_wdsp(sc, cc) < 0 || 1359 sbdsp_wdsp(sc, cc >> 8) < 0) { 1360 DPRINTF(("sbdsp_block_input: SB2 DMA blocksize failed\n")); 1361 return (EIO); 1362 } 1363 if (sbdsp_wdsp(sc, sc->sc_i.modep->cmd) < 0) { 1364 DPRINTF(("sbdsp_block_input: SB2 DMA start failed\n")); 1365 return (EIO); 1366 } 1367 } 1368 sc->sc_i.run = SB_LOOPING; 1369 } 1370 1371 return (0); 1372 } 1373 1374 int 1375 sbdsp_trigger_output(addr, start, end, blksize, intr, arg, param) 1376 void *addr; 1377 void *start, *end; 1378 int blksize; 1379 void (*intr) __P((void *)); 1380 void *arg; 1381 const audio_params_t *param; 1382 { 1383 struct sbdsp_softc *sc = addr; 1384 int stereo = param->channels == 2; 1385 int width = param->precision; 1386 int cmd; 1387 1388 #ifdef DIAGNOSTIC 1389 if (stereo && (blksize & 1)) { 1390 DPRINTF(("stereo playback odd bytes (%d)\n", blksize)); 1391 return (EIO); 1392 } 1393 if (sc->sc_o.run != SB_NOTRUNNING) 1394 printf("sbdsp_trigger_output: already running\n"); 1395 #endif 1396 1397 sc->sc_intrp = intr; 1398 sc->sc_argp = arg; 1399 1400 if (width == 8) { 1401 #ifdef DIAGNOSTIC 1402 if (sc->sc_o.dmachan != sc->sc_drq8) { 1403 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1404 width, sc->sc_o.dmachan); 1405 return (EIO); 1406 } 1407 #endif 1408 sc->sc_intr8 = sbdsp_block_output; 1409 } else { 1410 #ifdef DIAGNOSTIC 1411 if (sc->sc_o.dmachan != sc->sc_drq16) { 1412 printf("sbdsp_trigger_output: width=%d bad chan %d\n", 1413 width, sc->sc_o.dmachan); 1414 return (EIO); 1415 } 1416 #endif 1417 sc->sc_intr16 = sbdsp_block_output; 1418 } 1419 1420 if ((sc->sc_model == SB_JAZZ) ? (sc->sc_o.dmachan > 3) : (width == 16)) 1421 blksize >>= 1; 1422 --blksize; 1423 sc->sc_o.blksize = blksize; 1424 1425 if (ISSBPRO(sc)) { 1426 /* make sure we re-set stereo mixer bit when we start output. */ 1427 sbdsp_mix_write(sc, SBP_STEREO, 1428 (sbdsp_mix_read(sc, SBP_STEREO) & ~SBP_PLAYMODE_MASK) | 1429 (stereo ? SBP_PLAYMODE_STEREO : SBP_PLAYMODE_MONO)); 1430 cmd = sc->sc_o.modep->cmdchan; 1431 if (cmd && sbdsp_wdsp(sc, cmd) < 0) 1432 return (EIO); 1433 } 1434 1435 if (ISSB16CLASS(sc)) { 1436 if (sbdsp16_set_rate(sc, SB_DSP16_OUTPUTRATE, sc->sc_o.rate)) { 1437 DPRINTF(("sbdsp_trigger_output: rate=%d set failed\n", 1438 sc->sc_o.rate)); 1439 return (EIO); 1440 } 1441 } else { 1442 if (sbdsp_set_timeconst(sc, sc->sc_o.tc)) { 1443 DPRINTF(("sbdsp_trigger_output: tc=%d set failed\n", 1444 sc->sc_o.rate)); 1445 return (EIO); 1446 } 1447 } 1448 1449 DPRINTF(("sbdsp: DMA start loop output start=%p end=%p chan=%d\n", 1450 start, end, sc->sc_o.dmachan)); 1451 isa_dmastart(sc->sc_ic, sc->sc_o.dmachan, start, 1452 (char *)end - (char *)start, NULL, 1453 DMAMODE_WRITE | DMAMODE_LOOPDEMAND, BUS_DMA_NOWAIT); 1454 1455 return sbdsp_block_output(addr); 1456 } 1457 1458 int 1459 sbdsp_block_output(addr) 1460 void *addr; 1461 { 1462 struct sbdsp_softc *sc = addr; 1463 int cc = sc->sc_o.blksize; 1464 1465 DPRINTFN(2, ("sbdsp_block_output: sc=%p cc=%d\n", addr, cc)); 1466 1467 if (sc->sc_o.run != SB_NOTRUNNING) 1468 sc->sc_intrp(sc->sc_argp); 1469 1470 if (sc->sc_model == SB_1) { 1471 /* Non-looping mode, initialized. Start DMA and PCM */ 1472 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1473 sbdsp_wdsp(sc, cc) < 0 || 1474 sbdsp_wdsp(sc, cc >> 8) < 0) { 1475 DPRINTF(("sbdsp_block_output: SB1 DMA start failed\n")); 1476 return (EIO); 1477 } 1478 sc->sc_o.run = SB_RUNNING; 1479 } else if (sc->sc_o.run == SB_NOTRUNNING) { 1480 /* Initialize looping PCM */ 1481 if (ISSB16CLASS(sc)) { 1482 DPRINTF(("sbdsp_block_output: SB16 cmd=0x%02x bmode=0x%02x cc=%d\n", 1483 sc->sc_o.modep->cmd,sc->sc_o.bmode, cc)); 1484 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0 || 1485 sbdsp_wdsp(sc, sc->sc_o.bmode) < 0 || 1486 sbdsp_wdsp(sc, cc) < 0 || 1487 sbdsp_wdsp(sc, cc >> 8) < 0) { 1488 DPRINTF(("sbdsp_block_output: SB16 DMA start failed\n")); 1489 return (EIO); 1490 } 1491 } else { 1492 DPRINTF(("sbdsp_block_output: set blocksize=%d\n", cc)); 1493 if (sbdsp_wdsp(sc, SB_DSP_BLOCKSIZE) < 0 || 1494 sbdsp_wdsp(sc, cc) < 0 || 1495 sbdsp_wdsp(sc, cc >> 8) < 0) { 1496 DPRINTF(("sbdsp_block_output: SB2 DMA blocksize failed\n")); 1497 return (EIO); 1498 } 1499 if (sbdsp_wdsp(sc, sc->sc_o.modep->cmd) < 0) { 1500 DPRINTF(("sbdsp_block_output: SB2 DMA start failed\n")); 1501 return (EIO); 1502 } 1503 } 1504 sc->sc_o.run = SB_LOOPING; 1505 } 1506 1507 return (0); 1508 } 1509 1510 int 1511 sbdsp_halt_output(addr) 1512 void *addr; 1513 { 1514 struct sbdsp_softc *sc = addr; 1515 1516 if (sc->sc_o.run != SB_NOTRUNNING) { 1517 if (sbdsp_wdsp(sc, sc->sc_o.modep->halt) < 0) 1518 printf("sbdsp_halt_output: failed to halt\n"); 1519 isa_dmaabort(sc->sc_ic, sc->sc_o.dmachan); 1520 sc->sc_o.run = SB_NOTRUNNING; 1521 } 1522 1523 return (0); 1524 } 1525 1526 int 1527 sbdsp_halt_input(addr) 1528 void *addr; 1529 { 1530 struct sbdsp_softc *sc = addr; 1531 1532 if (sc->sc_i.run != SB_NOTRUNNING) { 1533 if (sbdsp_wdsp(sc, sc->sc_i.modep->halt) < 0) 1534 printf("sbdsp_halt_input: failed to halt\n"); 1535 isa_dmaabort(sc->sc_ic, sc->sc_i.dmachan); 1536 sc->sc_i.run = SB_NOTRUNNING; 1537 } 1538 1539 return (0); 1540 } 1541 1542 /* 1543 * Only the DSP unit on the sound blaster generates interrupts. 1544 * There are three cases of interrupt: reception of a midi byte 1545 * (when mode is enabled), completion of DMA transmission, or 1546 * completion of a DMA reception. 1547 * 1548 * If there is interrupt sharing or a spurious interrupt occurs 1549 * there is no way to distinguish this on an SB2. So if you have 1550 * an SB2 and experience problems, buy an SB16 (it's only $40). 1551 */ 1552 int 1553 sbdsp_intr(arg) 1554 void *arg; 1555 { 1556 struct sbdsp_softc *sc = arg; 1557 u_char irq; 1558 1559 DPRINTFN(2, ("sbdsp_intr: intr8=%p, intr16=%p\n", 1560 sc->sc_intr8, sc->sc_intr16)); 1561 if (ISSB16CLASS(sc)) { 1562 irq = sbdsp_mix_read(sc, SBP_IRQ_STATUS); 1563 if ((irq & (SBP_IRQ_DMA8 | SBP_IRQ_DMA16 | SBP_IRQ_MPU401)) == 0) { 1564 DPRINTF(("sbdsp_intr: Spurious interrupt 0x%x\n", irq)); 1565 return 0; 1566 } 1567 } else { 1568 /* XXXX CHECK FOR INTERRUPT */ 1569 irq = SBP_IRQ_DMA8; 1570 } 1571 1572 sc->sc_interrupts++; 1573 delay(10); /* XXX why? */ 1574 1575 /* clear interrupt */ 1576 if (irq & SBP_IRQ_DMA8) { 1577 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK8); 1578 if (sc->sc_intr8) 1579 sc->sc_intr8(arg); 1580 } 1581 if (irq & SBP_IRQ_DMA16) { 1582 bus_space_read_1(sc->sc_iot, sc->sc_ioh, SBP_DSP_IRQACK16); 1583 if (sc->sc_intr16) 1584 sc->sc_intr16(arg); 1585 } 1586 #if NMPU > 0 1587 if ((irq & SBP_IRQ_MPU401) && sc->sc_mpudev) { 1588 mpu_intr(sc->sc_mpudev); 1589 } 1590 #endif 1591 return 1; 1592 } 1593 1594 /* Like val & mask, but make sure the result is correctly rounded. */ 1595 #define MAXVAL 256 1596 static int 1597 sbdsp_adjust(val, mask) 1598 int val, mask; 1599 { 1600 val += (MAXVAL - mask) >> 1; 1601 if (val >= MAXVAL) 1602 val = MAXVAL-1; 1603 return val & mask; 1604 } 1605 1606 void 1607 sbdsp_set_mixer_gain(sc, port) 1608 struct sbdsp_softc *sc; 1609 int port; 1610 { 1611 int src, gain; 1612 1613 switch(sc->sc_mixer_model) { 1614 case SBM_NONE: 1615 return; 1616 case SBM_CT1335: 1617 gain = SB_1335_GAIN(sc->gain[port][SB_LEFT]); 1618 switch(port) { 1619 case SB_MASTER_VOL: 1620 src = SBP_1335_MASTER_VOL; 1621 break; 1622 case SB_MIDI_VOL: 1623 src = SBP_1335_MIDI_VOL; 1624 break; 1625 case SB_CD_VOL: 1626 src = SBP_1335_CD_VOL; 1627 break; 1628 case SB_VOICE_VOL: 1629 src = SBP_1335_VOICE_VOL; 1630 gain = SB_1335_MASTER_GAIN(sc->gain[port][SB_LEFT]); 1631 break; 1632 default: 1633 return; 1634 } 1635 sbdsp_mix_write(sc, src, gain); 1636 break; 1637 case SBM_CT1345: 1638 gain = SB_STEREO_GAIN(sc->gain[port][SB_LEFT], 1639 sc->gain[port][SB_RIGHT]); 1640 switch (port) { 1641 case SB_MIC_VOL: 1642 src = SBP_MIC_VOL; 1643 gain = SB_MIC_GAIN(sc->gain[port][SB_LEFT]); 1644 break; 1645 case SB_MASTER_VOL: 1646 src = SBP_MASTER_VOL; 1647 break; 1648 case SB_LINE_IN_VOL: 1649 src = SBP_LINE_VOL; 1650 break; 1651 case SB_VOICE_VOL: 1652 src = SBP_VOICE_VOL; 1653 break; 1654 case SB_MIDI_VOL: 1655 src = SBP_MIDI_VOL; 1656 break; 1657 case SB_CD_VOL: 1658 src = SBP_CD_VOL; 1659 break; 1660 default: 1661 return; 1662 } 1663 sbdsp_mix_write(sc, src, gain); 1664 break; 1665 case SBM_CT1XX5: 1666 case SBM_CT1745: 1667 switch (port) { 1668 case SB_MIC_VOL: 1669 src = SB16P_MIC_L; 1670 break; 1671 case SB_MASTER_VOL: 1672 src = SB16P_MASTER_L; 1673 break; 1674 case SB_LINE_IN_VOL: 1675 src = SB16P_LINE_L; 1676 break; 1677 case SB_VOICE_VOL: 1678 src = SB16P_VOICE_L; 1679 break; 1680 case SB_MIDI_VOL: 1681 src = SB16P_MIDI_L; 1682 break; 1683 case SB_CD_VOL: 1684 src = SB16P_CD_L; 1685 break; 1686 case SB_INPUT_GAIN: 1687 src = SB16P_INPUT_GAIN_L; 1688 break; 1689 case SB_OUTPUT_GAIN: 1690 src = SB16P_OUTPUT_GAIN_L; 1691 break; 1692 case SB_TREBLE: 1693 src = SB16P_TREBLE_L; 1694 break; 1695 case SB_BASS: 1696 src = SB16P_BASS_L; 1697 break; 1698 case SB_PCSPEAKER: 1699 sbdsp_mix_write(sc, SB16P_PCSPEAKER, sc->gain[port][SB_LEFT]); 1700 return; 1701 default: 1702 return; 1703 } 1704 sbdsp_mix_write(sc, src, sc->gain[port][SB_LEFT]); 1705 sbdsp_mix_write(sc, SB16P_L_TO_R(src), sc->gain[port][SB_RIGHT]); 1706 break; 1707 } 1708 } 1709 1710 int 1711 sbdsp_mixer_set_port(addr, cp) 1712 void *addr; 1713 mixer_ctrl_t *cp; 1714 { 1715 struct sbdsp_softc *sc = addr; 1716 int lgain, rgain; 1717 int mask, bits; 1718 int lmask, rmask, lbits, rbits; 1719 int mute, swap; 1720 1721 if (sc->sc_open == SB_OPEN_MIDI) 1722 return EBUSY; 1723 1724 DPRINTF(("sbdsp_mixer_set_port: port=%d num_channels=%d\n", cp->dev, 1725 cp->un.value.num_channels)); 1726 1727 if (sc->sc_mixer_model == SBM_NONE) 1728 return EINVAL; 1729 1730 switch (cp->dev) { 1731 case SB_TREBLE: 1732 case SB_BASS: 1733 if (sc->sc_mixer_model == SBM_CT1345 || 1734 sc->sc_mixer_model == SBM_CT1XX5) { 1735 if (cp->type != AUDIO_MIXER_ENUM) 1736 return EINVAL; 1737 switch (cp->dev) { 1738 case SB_TREBLE: 1739 sbdsp_set_ifilter(addr, cp->un.ord ? SB_TREBLE : 0); 1740 return 0; 1741 case SB_BASS: 1742 sbdsp_set_ifilter(addr, cp->un.ord ? SB_BASS : 0); 1743 return 0; 1744 } 1745 } 1746 case SB_PCSPEAKER: 1747 case SB_INPUT_GAIN: 1748 case SB_OUTPUT_GAIN: 1749 if (!ISSBM1745(sc)) 1750 return EINVAL; 1751 case SB_MIC_VOL: 1752 case SB_LINE_IN_VOL: 1753 if (sc->sc_mixer_model == SBM_CT1335) 1754 return EINVAL; 1755 case SB_VOICE_VOL: 1756 case SB_MIDI_VOL: 1757 case SB_CD_VOL: 1758 case SB_MASTER_VOL: 1759 if (cp->type != AUDIO_MIXER_VALUE) 1760 return EINVAL; 1761 1762 /* 1763 * All the mixer ports are stereo except for the microphone. 1764 * If we get a single-channel gain value passed in, then we 1765 * duplicate it to both left and right channels. 1766 */ 1767 1768 switch (cp->dev) { 1769 case SB_MIC_VOL: 1770 if (cp->un.value.num_channels != 1) 1771 return EINVAL; 1772 1773 lgain = rgain = SB_ADJUST_MIC_GAIN(sc, 1774 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1775 break; 1776 case SB_PCSPEAKER: 1777 if (cp->un.value.num_channels != 1) 1778 return EINVAL; 1779 /* fall into */ 1780 case SB_INPUT_GAIN: 1781 case SB_OUTPUT_GAIN: 1782 lgain = rgain = SB_ADJUST_2_GAIN(sc, 1783 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1784 break; 1785 default: 1786 switch (cp->un.value.num_channels) { 1787 case 1: 1788 lgain = rgain = SB_ADJUST_GAIN(sc, 1789 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1790 break; 1791 case 2: 1792 if (sc->sc_mixer_model == SBM_CT1335) 1793 return EINVAL; 1794 lgain = SB_ADJUST_GAIN(sc, 1795 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 1796 rgain = SB_ADJUST_GAIN(sc, 1797 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 1798 break; 1799 default: 1800 return EINVAL; 1801 } 1802 break; 1803 } 1804 sc->gain[cp->dev][SB_LEFT] = lgain; 1805 sc->gain[cp->dev][SB_RIGHT] = rgain; 1806 1807 sbdsp_set_mixer_gain(sc, cp->dev); 1808 break; 1809 1810 case SB_RECORD_SOURCE: 1811 if (ISSBM1745(sc)) { 1812 if (cp->type != AUDIO_MIXER_SET) 1813 return EINVAL; 1814 return sbdsp_set_in_ports(sc, cp->un.mask); 1815 } else { 1816 if (cp->type != AUDIO_MIXER_ENUM) 1817 return EINVAL; 1818 sc->in_port = cp->un.ord; 1819 return sbdsp_set_in_ports(sc, 1 << cp->un.ord); 1820 } 1821 break; 1822 1823 case SB_AGC: 1824 if (!ISSBM1745(sc) || cp->type != AUDIO_MIXER_ENUM) 1825 return EINVAL; 1826 sbdsp_mix_write(sc, SB16P_AGC, cp->un.ord & 1); 1827 break; 1828 1829 case SB_CD_OUT_MUTE: 1830 mask = SB16P_SW_CD; 1831 goto omute; 1832 case SB_MIC_OUT_MUTE: 1833 mask = SB16P_SW_MIC; 1834 goto omute; 1835 case SB_LINE_OUT_MUTE: 1836 mask = SB16P_SW_LINE; 1837 omute: 1838 if (cp->type != AUDIO_MIXER_ENUM) 1839 return EINVAL; 1840 bits = sbdsp_mix_read(sc, SB16P_OSWITCH); 1841 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1842 if (cp->un.ord) 1843 bits = bits & ~mask; 1844 else 1845 bits = bits | mask; 1846 sbdsp_mix_write(sc, SB16P_OSWITCH, bits); 1847 break; 1848 1849 case SB_MIC_IN_MUTE: 1850 case SB_MIC_SWAP: 1851 lmask = rmask = SB16P_SW_MIC; 1852 goto imute; 1853 case SB_CD_IN_MUTE: 1854 case SB_CD_SWAP: 1855 lmask = SB16P_SW_CD_L; 1856 rmask = SB16P_SW_CD_R; 1857 goto imute; 1858 case SB_LINE_IN_MUTE: 1859 case SB_LINE_SWAP: 1860 lmask = SB16P_SW_LINE_L; 1861 rmask = SB16P_SW_LINE_R; 1862 goto imute; 1863 case SB_MIDI_IN_MUTE: 1864 case SB_MIDI_SWAP: 1865 lmask = SB16P_SW_MIDI_L; 1866 rmask = SB16P_SW_MIDI_R; 1867 imute: 1868 if (cp->type != AUDIO_MIXER_ENUM) 1869 return EINVAL; 1870 mask = lmask | rmask; 1871 lbits = sbdsp_mix_read(sc, SB16P_ISWITCH_L) & ~mask; 1872 rbits = sbdsp_mix_read(sc, SB16P_ISWITCH_R) & ~mask; 1873 sc->gain[cp->dev][SB_LR] = cp->un.ord != 0; 1874 if (SB_IS_IN_MUTE(cp->dev)) { 1875 mute = cp->dev; 1876 swap = mute - SB_CD_IN_MUTE + SB_CD_SWAP; 1877 } else { 1878 swap = cp->dev; 1879 mute = swap + SB_CD_IN_MUTE - SB_CD_SWAP; 1880 } 1881 if (sc->gain[swap][SB_LR]) { 1882 mask = lmask; 1883 lmask = rmask; 1884 rmask = mask; 1885 } 1886 if (!sc->gain[mute][SB_LR]) { 1887 lbits = lbits | lmask; 1888 rbits = rbits | rmask; 1889 } 1890 sbdsp_mix_write(sc, SB16P_ISWITCH_L, lbits); 1891 sbdsp_mix_write(sc, SB16P_ISWITCH_L, rbits); 1892 break; 1893 1894 default: 1895 return EINVAL; 1896 } 1897 1898 return 0; 1899 } 1900 1901 int 1902 sbdsp_mixer_get_port(addr, cp) 1903 void *addr; 1904 mixer_ctrl_t *cp; 1905 { 1906 struct sbdsp_softc *sc = addr; 1907 1908 if (sc->sc_open == SB_OPEN_MIDI) 1909 return EBUSY; 1910 1911 DPRINTF(("sbdsp_mixer_get_port: port=%d\n", cp->dev)); 1912 1913 if (sc->sc_mixer_model == SBM_NONE) 1914 return EINVAL; 1915 1916 switch (cp->dev) { 1917 case SB_TREBLE: 1918 case SB_BASS: 1919 if (sc->sc_mixer_model == SBM_CT1345 || 1920 sc->sc_mixer_model == SBM_CT1XX5) { 1921 switch (cp->dev) { 1922 case SB_TREBLE: 1923 cp->un.ord = sbdsp_get_ifilter(addr) == SB_TREBLE; 1924 return 0; 1925 case SB_BASS: 1926 cp->un.ord = sbdsp_get_ifilter(addr) == SB_BASS; 1927 return 0; 1928 } 1929 } 1930 case SB_PCSPEAKER: 1931 case SB_INPUT_GAIN: 1932 case SB_OUTPUT_GAIN: 1933 if (!ISSBM1745(sc)) 1934 return EINVAL; 1935 case SB_MIC_VOL: 1936 case SB_LINE_IN_VOL: 1937 if (sc->sc_mixer_model == SBM_CT1335) 1938 return EINVAL; 1939 case SB_VOICE_VOL: 1940 case SB_MIDI_VOL: 1941 case SB_CD_VOL: 1942 case SB_MASTER_VOL: 1943 switch (cp->dev) { 1944 case SB_MIC_VOL: 1945 case SB_PCSPEAKER: 1946 if (cp->un.value.num_channels != 1) 1947 return EINVAL; 1948 /* fall into */ 1949 default: 1950 switch (cp->un.value.num_channels) { 1951 case 1: 1952 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1953 sc->gain[cp->dev][SB_LEFT]; 1954 break; 1955 case 2: 1956 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1957 sc->gain[cp->dev][SB_LEFT]; 1958 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1959 sc->gain[cp->dev][SB_RIGHT]; 1960 break; 1961 default: 1962 return EINVAL; 1963 } 1964 break; 1965 } 1966 break; 1967 1968 case SB_RECORD_SOURCE: 1969 if (ISSBM1745(sc)) 1970 cp->un.mask = sc->in_mask; 1971 else 1972 cp->un.ord = sc->in_port; 1973 break; 1974 1975 case SB_AGC: 1976 if (!ISSBM1745(sc)) 1977 return EINVAL; 1978 cp->un.ord = sbdsp_mix_read(sc, SB16P_AGC); 1979 break; 1980 1981 case SB_CD_IN_MUTE: 1982 case SB_MIC_IN_MUTE: 1983 case SB_LINE_IN_MUTE: 1984 case SB_MIDI_IN_MUTE: 1985 case SB_CD_SWAP: 1986 case SB_MIC_SWAP: 1987 case SB_LINE_SWAP: 1988 case SB_MIDI_SWAP: 1989 case SB_CD_OUT_MUTE: 1990 case SB_MIC_OUT_MUTE: 1991 case SB_LINE_OUT_MUTE: 1992 cp->un.ord = sc->gain[cp->dev][SB_LR]; 1993 break; 1994 1995 default: 1996 return EINVAL; 1997 } 1998 1999 return 0; 2000 } 2001 2002 int 2003 sbdsp_mixer_query_devinfo(addr, dip) 2004 void *addr; 2005 mixer_devinfo_t *dip; 2006 { 2007 struct sbdsp_softc *sc = addr; 2008 int chan, class, is1745; 2009 2010 DPRINTF(("sbdsp_mixer_query_devinfo: model=%d index=%d\n", 2011 sc->sc_mixer_model, dip->index)); 2012 2013 if (sc->sc_mixer_model == SBM_NONE) 2014 return ENXIO; 2015 2016 chan = sc->sc_mixer_model == SBM_CT1335 ? 1 : 2; 2017 is1745 = ISSBM1745(sc); 2018 class = is1745 ? SB_INPUT_CLASS : SB_OUTPUT_CLASS; 2019 2020 switch (dip->index) { 2021 case SB_MASTER_VOL: 2022 dip->type = AUDIO_MIXER_VALUE; 2023 dip->mixer_class = SB_OUTPUT_CLASS; 2024 dip->prev = dip->next = AUDIO_MIXER_LAST; 2025 strcpy(dip->label.name, AudioNmaster); 2026 dip->un.v.num_channels = chan; 2027 strcpy(dip->un.v.units.name, AudioNvolume); 2028 return 0; 2029 case SB_MIDI_VOL: 2030 dip->type = AUDIO_MIXER_VALUE; 2031 dip->mixer_class = class; 2032 dip->prev = AUDIO_MIXER_LAST; 2033 dip->next = is1745 ? SB_MIDI_IN_MUTE : AUDIO_MIXER_LAST; 2034 strcpy(dip->label.name, AudioNfmsynth); 2035 dip->un.v.num_channels = chan; 2036 strcpy(dip->un.v.units.name, AudioNvolume); 2037 return 0; 2038 case SB_CD_VOL: 2039 dip->type = AUDIO_MIXER_VALUE; 2040 dip->mixer_class = class; 2041 dip->prev = AUDIO_MIXER_LAST; 2042 dip->next = is1745 ? SB_CD_IN_MUTE : AUDIO_MIXER_LAST; 2043 strcpy(dip->label.name, AudioNcd); 2044 dip->un.v.num_channels = chan; 2045 strcpy(dip->un.v.units.name, AudioNvolume); 2046 return 0; 2047 case SB_VOICE_VOL: 2048 dip->type = AUDIO_MIXER_VALUE; 2049 dip->mixer_class = class; 2050 dip->prev = AUDIO_MIXER_LAST; 2051 dip->next = AUDIO_MIXER_LAST; 2052 strcpy(dip->label.name, AudioNdac); 2053 dip->un.v.num_channels = chan; 2054 strcpy(dip->un.v.units.name, AudioNvolume); 2055 return 0; 2056 case SB_OUTPUT_CLASS: 2057 dip->type = AUDIO_MIXER_CLASS; 2058 dip->mixer_class = SB_OUTPUT_CLASS; 2059 dip->next = dip->prev = AUDIO_MIXER_LAST; 2060 strcpy(dip->label.name, AudioCoutputs); 2061 return 0; 2062 } 2063 2064 if (sc->sc_mixer_model == SBM_CT1335) 2065 return ENXIO; 2066 2067 switch (dip->index) { 2068 case SB_MIC_VOL: 2069 dip->type = AUDIO_MIXER_VALUE; 2070 dip->mixer_class = class; 2071 dip->prev = AUDIO_MIXER_LAST; 2072 dip->next = is1745 ? SB_MIC_IN_MUTE : AUDIO_MIXER_LAST; 2073 strcpy(dip->label.name, AudioNmicrophone); 2074 dip->un.v.num_channels = 1; 2075 strcpy(dip->un.v.units.name, AudioNvolume); 2076 return 0; 2077 2078 case SB_LINE_IN_VOL: 2079 dip->type = AUDIO_MIXER_VALUE; 2080 dip->mixer_class = class; 2081 dip->prev = AUDIO_MIXER_LAST; 2082 dip->next = is1745 ? SB_LINE_IN_MUTE : AUDIO_MIXER_LAST; 2083 strcpy(dip->label.name, AudioNline); 2084 dip->un.v.num_channels = 2; 2085 strcpy(dip->un.v.units.name, AudioNvolume); 2086 return 0; 2087 2088 case SB_RECORD_SOURCE: 2089 dip->mixer_class = SB_RECORD_CLASS; 2090 dip->prev = dip->next = AUDIO_MIXER_LAST; 2091 strcpy(dip->label.name, AudioNsource); 2092 if (ISSBM1745(sc)) { 2093 dip->type = AUDIO_MIXER_SET; 2094 dip->un.s.num_mem = 4; 2095 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 2096 dip->un.s.member[0].mask = 1 << SB_MIC_VOL; 2097 strcpy(dip->un.s.member[1].label.name, AudioNcd); 2098 dip->un.s.member[1].mask = 1 << SB_CD_VOL; 2099 strcpy(dip->un.s.member[2].label.name, AudioNline); 2100 dip->un.s.member[2].mask = 1 << SB_LINE_IN_VOL; 2101 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 2102 dip->un.s.member[3].mask = 1 << SB_MIDI_VOL; 2103 } else { 2104 dip->type = AUDIO_MIXER_ENUM; 2105 dip->un.e.num_mem = 3; 2106 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 2107 dip->un.e.member[0].ord = SB_MIC_VOL; 2108 strcpy(dip->un.e.member[1].label.name, AudioNcd); 2109 dip->un.e.member[1].ord = SB_CD_VOL; 2110 strcpy(dip->un.e.member[2].label.name, AudioNline); 2111 dip->un.e.member[2].ord = SB_LINE_IN_VOL; 2112 } 2113 return 0; 2114 2115 case SB_BASS: 2116 dip->prev = dip->next = AUDIO_MIXER_LAST; 2117 strcpy(dip->label.name, AudioNbass); 2118 if (sc->sc_mixer_model == SBM_CT1745) { 2119 dip->type = AUDIO_MIXER_VALUE; 2120 dip->mixer_class = SB_EQUALIZATION_CLASS; 2121 dip->un.v.num_channels = 2; 2122 strcpy(dip->un.v.units.name, AudioNbass); 2123 } else { 2124 dip->type = AUDIO_MIXER_ENUM; 2125 dip->mixer_class = SB_INPUT_CLASS; 2126 dip->un.e.num_mem = 2; 2127 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2128 dip->un.e.member[0].ord = 0; 2129 strcpy(dip->un.e.member[1].label.name, AudioNon); 2130 dip->un.e.member[1].ord = 1; 2131 } 2132 return 0; 2133 2134 case SB_TREBLE: 2135 dip->prev = dip->next = AUDIO_MIXER_LAST; 2136 strcpy(dip->label.name, AudioNtreble); 2137 if (sc->sc_mixer_model == SBM_CT1745) { 2138 dip->type = AUDIO_MIXER_VALUE; 2139 dip->mixer_class = SB_EQUALIZATION_CLASS; 2140 dip->un.v.num_channels = 2; 2141 strcpy(dip->un.v.units.name, AudioNtreble); 2142 } else { 2143 dip->type = AUDIO_MIXER_ENUM; 2144 dip->mixer_class = SB_INPUT_CLASS; 2145 dip->un.e.num_mem = 2; 2146 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2147 dip->un.e.member[0].ord = 0; 2148 strcpy(dip->un.e.member[1].label.name, AudioNon); 2149 dip->un.e.member[1].ord = 1; 2150 } 2151 return 0; 2152 2153 case SB_RECORD_CLASS: /* record source class */ 2154 dip->type = AUDIO_MIXER_CLASS; 2155 dip->mixer_class = SB_RECORD_CLASS; 2156 dip->next = dip->prev = AUDIO_MIXER_LAST; 2157 strcpy(dip->label.name, AudioCrecord); 2158 return 0; 2159 2160 case SB_INPUT_CLASS: 2161 dip->type = AUDIO_MIXER_CLASS; 2162 dip->mixer_class = SB_INPUT_CLASS; 2163 dip->next = dip->prev = AUDIO_MIXER_LAST; 2164 strcpy(dip->label.name, AudioCinputs); 2165 return 0; 2166 2167 } 2168 2169 if (sc->sc_mixer_model == SBM_CT1345) 2170 return ENXIO; 2171 2172 switch(dip->index) { 2173 case SB_PCSPEAKER: 2174 dip->type = AUDIO_MIXER_VALUE; 2175 dip->mixer_class = SB_INPUT_CLASS; 2176 dip->prev = dip->next = AUDIO_MIXER_LAST; 2177 strcpy(dip->label.name, "pc_speaker"); 2178 dip->un.v.num_channels = 1; 2179 strcpy(dip->un.v.units.name, AudioNvolume); 2180 return 0; 2181 2182 case SB_INPUT_GAIN: 2183 dip->type = AUDIO_MIXER_VALUE; 2184 dip->mixer_class = SB_INPUT_CLASS; 2185 dip->prev = dip->next = AUDIO_MIXER_LAST; 2186 strcpy(dip->label.name, AudioNinput); 2187 dip->un.v.num_channels = 2; 2188 strcpy(dip->un.v.units.name, AudioNvolume); 2189 return 0; 2190 2191 case SB_OUTPUT_GAIN: 2192 dip->type = AUDIO_MIXER_VALUE; 2193 dip->mixer_class = SB_OUTPUT_CLASS; 2194 dip->prev = dip->next = AUDIO_MIXER_LAST; 2195 strcpy(dip->label.name, AudioNoutput); 2196 dip->un.v.num_channels = 2; 2197 strcpy(dip->un.v.units.name, AudioNvolume); 2198 return 0; 2199 2200 case SB_AGC: 2201 dip->type = AUDIO_MIXER_ENUM; 2202 dip->mixer_class = SB_INPUT_CLASS; 2203 dip->prev = dip->next = AUDIO_MIXER_LAST; 2204 strcpy(dip->label.name, "agc"); 2205 dip->un.e.num_mem = 2; 2206 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2207 dip->un.e.member[0].ord = 0; 2208 strcpy(dip->un.e.member[1].label.name, AudioNon); 2209 dip->un.e.member[1].ord = 1; 2210 return 0; 2211 2212 case SB_EQUALIZATION_CLASS: 2213 dip->type = AUDIO_MIXER_CLASS; 2214 dip->mixer_class = SB_EQUALIZATION_CLASS; 2215 dip->next = dip->prev = AUDIO_MIXER_LAST; 2216 strcpy(dip->label.name, AudioCequalization); 2217 return 0; 2218 2219 case SB_CD_IN_MUTE: 2220 dip->prev = SB_CD_VOL; 2221 dip->next = SB_CD_SWAP; 2222 dip->mixer_class = SB_INPUT_CLASS; 2223 goto mute; 2224 2225 case SB_MIC_IN_MUTE: 2226 dip->prev = SB_MIC_VOL; 2227 dip->next = SB_MIC_SWAP; 2228 dip->mixer_class = SB_INPUT_CLASS; 2229 goto mute; 2230 2231 case SB_LINE_IN_MUTE: 2232 dip->prev = SB_LINE_IN_VOL; 2233 dip->next = SB_LINE_SWAP; 2234 dip->mixer_class = SB_INPUT_CLASS; 2235 goto mute; 2236 2237 case SB_MIDI_IN_MUTE: 2238 dip->prev = SB_MIDI_VOL; 2239 dip->next = SB_MIDI_SWAP; 2240 dip->mixer_class = SB_INPUT_CLASS; 2241 goto mute; 2242 2243 case SB_CD_SWAP: 2244 dip->prev = SB_CD_IN_MUTE; 2245 dip->next = SB_CD_OUT_MUTE; 2246 goto swap; 2247 2248 case SB_MIC_SWAP: 2249 dip->prev = SB_MIC_IN_MUTE; 2250 dip->next = SB_MIC_OUT_MUTE; 2251 goto swap; 2252 2253 case SB_LINE_SWAP: 2254 dip->prev = SB_LINE_IN_MUTE; 2255 dip->next = SB_LINE_OUT_MUTE; 2256 goto swap; 2257 2258 case SB_MIDI_SWAP: 2259 dip->prev = SB_MIDI_IN_MUTE; 2260 dip->next = AUDIO_MIXER_LAST; 2261 swap: 2262 dip->mixer_class = SB_INPUT_CLASS; 2263 strcpy(dip->label.name, AudioNswap); 2264 goto mute1; 2265 2266 case SB_CD_OUT_MUTE: 2267 dip->prev = SB_CD_SWAP; 2268 dip->next = AUDIO_MIXER_LAST; 2269 dip->mixer_class = SB_OUTPUT_CLASS; 2270 goto mute; 2271 2272 case SB_MIC_OUT_MUTE: 2273 dip->prev = SB_MIC_SWAP; 2274 dip->next = AUDIO_MIXER_LAST; 2275 dip->mixer_class = SB_OUTPUT_CLASS; 2276 goto mute; 2277 2278 case SB_LINE_OUT_MUTE: 2279 dip->prev = SB_LINE_SWAP; 2280 dip->next = AUDIO_MIXER_LAST; 2281 dip->mixer_class = SB_OUTPUT_CLASS; 2282 mute: 2283 strcpy(dip->label.name, AudioNmute); 2284 mute1: 2285 dip->type = AUDIO_MIXER_ENUM; 2286 dip->un.e.num_mem = 2; 2287 strcpy(dip->un.e.member[0].label.name, AudioNoff); 2288 dip->un.e.member[0].ord = 0; 2289 strcpy(dip->un.e.member[1].label.name, AudioNon); 2290 dip->un.e.member[1].ord = 1; 2291 return 0; 2292 2293 } 2294 2295 return ENXIO; 2296 } 2297 2298 void * 2299 sb_malloc(addr, direction, size, pool, flags) 2300 void *addr; 2301 int direction; 2302 size_t size; 2303 struct malloc_type *pool; 2304 int flags; 2305 { 2306 struct sbdsp_softc *sc = addr; 2307 int drq; 2308 2309 if (sc->sc_drq8 != -1) 2310 drq = sc->sc_drq8; 2311 else 2312 drq = sc->sc_drq16; 2313 return (isa_malloc(sc->sc_ic, drq, size, pool, flags)); 2314 } 2315 2316 void 2317 sb_free(addr, ptr, pool) 2318 void *addr; 2319 void *ptr; 2320 struct malloc_type *pool; 2321 { 2322 isa_free(ptr, pool); 2323 } 2324 2325 size_t 2326 sb_round_buffersize(addr, direction, size) 2327 void *addr; 2328 int direction; 2329 size_t size; 2330 { 2331 struct sbdsp_softc *sc = addr; 2332 bus_size_t maxsize; 2333 2334 if (sc->sc_drq8 != -1) 2335 maxsize = sc->sc_drq8_maxsize; 2336 else 2337 maxsize = sc->sc_drq16_maxsize; 2338 2339 if (size > maxsize) 2340 size = maxsize; 2341 return (size); 2342 } 2343 2344 paddr_t 2345 sb_mappage(addr, mem, off, prot) 2346 void *addr; 2347 void *mem; 2348 off_t off; 2349 int prot; 2350 { 2351 return isa_mappage(mem, off, prot); 2352 } 2353 2354 int 2355 sbdsp_get_props(addr) 2356 void *addr; 2357 { 2358 struct sbdsp_softc *sc = addr; 2359 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 2360 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0); 2361 } 2362 2363 #if NMPU > 0 2364 /* 2365 * MIDI related routines. 2366 */ 2367 2368 int 2369 sbdsp_midi_open(addr, flags, iintr, ointr, arg) 2370 void *addr; 2371 int flags; 2372 void (*iintr)__P((void *, int)); 2373 void (*ointr)__P((void *)); 2374 void *arg; 2375 { 2376 struct sbdsp_softc *sc = addr; 2377 2378 DPRINTF(("sbdsp_midi_open: sc=%p\n", sc)); 2379 2380 if (sc->sc_open != SB_CLOSED) 2381 return EBUSY; 2382 if (sbdsp_reset(sc) != 0) 2383 return EIO; 2384 2385 sc->sc_open = SB_OPEN_MIDI; 2386 2387 if (sc->sc_model >= SB_20) 2388 if (sbdsp_wdsp(sc, SB_MIDI_UART_INTR)) /* enter UART mode */ 2389 return EIO; 2390 2391 sc->sc_intr8 = sbdsp_midi_intr; 2392 sc->sc_intrm = iintr; 2393 sc->sc_argm = arg; 2394 2395 return 0; 2396 } 2397 2398 void 2399 sbdsp_midi_close(addr) 2400 void *addr; 2401 { 2402 struct sbdsp_softc *sc = addr; 2403 2404 DPRINTF(("sbdsp_midi_close: sc=%p\n", sc)); 2405 2406 if (sc->sc_model >= SB_20) 2407 sbdsp_reset(sc); /* exit UART mode */ 2408 2409 sc->sc_intrm = 0; 2410 sc->sc_open = SB_CLOSED; 2411 } 2412 2413 int 2414 sbdsp_midi_output(addr, d) 2415 void *addr; 2416 int d; 2417 { 2418 struct sbdsp_softc *sc = addr; 2419 2420 if (sc->sc_model < SB_20 && sbdsp_wdsp(sc, SB_MIDI_WRITE)) 2421 return EIO; 2422 if (sbdsp_wdsp(sc, d)) 2423 return EIO; 2424 return 0; 2425 } 2426 2427 void 2428 sbdsp_midi_getinfo(addr, mi) 2429 void *addr; 2430 struct midi_info *mi; 2431 { 2432 struct sbdsp_softc *sc = addr; 2433 2434 mi->name = sc->sc_model < SB_20 ? "SB MIDI cmd" : "SB MIDI UART"; 2435 mi->props = MIDI_PROP_CAN_INPUT; 2436 } 2437 2438 int 2439 sbdsp_midi_intr(addr) 2440 void *addr; 2441 { 2442 struct sbdsp_softc *sc = addr; 2443 2444 sc->sc_intrm(sc->sc_argm, sbdsp_rdsp(sc)); 2445 return (0); 2446 } 2447 2448 #endif 2449 2450
Indexes created Mon Sep 29 21:09:56 GMT 2025