1 /* $NetBSD: aica.c,v 1.18 2008/08/01 20:19:49 marcus Exp $ */ 2 3 /* 4 * Copyright (c) 2003 SHIMIZU Ryo <ryo@misakimix.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __KERNEL_RCSID(0, "$NetBSD: aica.c,v 1.18 2008/08/01 20:19:49 marcus Exp $"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/device.h> 37 #include <sys/kernel.h> 38 #include <sys/proc.h> 39 #include <sys/audioio.h> 40 41 #include <dev/audio_if.h> 42 #include <dev/mulaw.h> 43 #include <dev/auconv.h> 44 45 #include <machine/bus.h> 46 #include <machine/sysasicvar.h> 47 48 #include <dreamcast/dev/g2/g2busvar.h> 49 #include <dreamcast/dev/g2/aicavar.h> 50 #include <dreamcast/dev/microcode/aica_armcode.h> 51 52 #define AICA_REG_ADDR 0x00700000 53 #define AICA_RAM_START 0x00800000 54 #define AICA_RAM_SIZE 0x00200000 55 #define AICA_NCHAN 64 56 #define AICA_TIMEOUT 0x1800 57 58 struct aica_softc { 59 struct device sc_dev; /* base device */ 60 bus_space_tag_t sc_memt; 61 bus_space_handle_t sc_aica_regh; 62 bus_space_handle_t sc_aica_memh; 63 64 /* audio property */ 65 int sc_open; 66 int sc_encodings; 67 int sc_precision; 68 int sc_channels; 69 int sc_rate; 70 void (*sc_intr)(void *); 71 void *sc_intr_arg; 72 73 int sc_output_master; 74 int sc_output_gain[2]; 75 #define AICA_VOLUME_LEFT 0 76 #define AICA_VOLUME_RIGHT 1 77 78 /* work for output */ 79 void *sc_buffer; 80 void *sc_buffer_start; 81 void *sc_buffer_end; 82 int sc_blksize; 83 int sc_nextfill; 84 }; 85 86 const struct { 87 const char *name; 88 int encoding; 89 int precision; 90 } aica_encodings[] = { 91 {AudioEadpcm, AUDIO_ENCODING_ADPCM, 4}, 92 {AudioEslinear, AUDIO_ENCODING_SLINEAR, 8}, 93 {AudioEulinear, AUDIO_ENCODING_ULINEAR, 8}, 94 {AudioEmulaw, AUDIO_ENCODING_ULAW, 8}, 95 {AudioEalaw, AUDIO_ENCODING_ALAW, 8}, 96 {AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16}, 97 {AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16}, 98 {AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16}, 99 {AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16}, 100 }; 101 102 #define AICA_NFORMATS 5 103 static const struct audio_format aica_formats[AICA_NFORMATS] = { 104 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ADPCM, 4, 4, 105 1, AUFMT_MONAURAL, 0, {1, 65536}}, 106 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 107 1, AUFMT_MONAURAL, 0, {1, 65536}}, 108 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 109 2, AUFMT_STEREO, 0, {1, 65536}}, 110 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 111 1, AUFMT_MONAURAL, 0, {1, 65536}}, 112 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 113 2, AUFMT_STEREO, 0, {1, 65536}}, 114 }; 115 116 int aica_match(struct device *, struct cfdata *, void *); 117 void aica_attach(struct device *, struct device *, void *); 118 int aica_print(void *, const char *); 119 120 CFATTACH_DECL(aica, sizeof(struct aica_softc), aica_match, aica_attach, 121 NULL, NULL); 122 123 const struct audio_device aica_device = { 124 "Dreamcast Sound", 125 "", 126 "aica" 127 }; 128 129 inline static void aica_g2fifo_wait(void); 130 void aica_enable(struct aica_softc *); 131 void aica_disable(struct aica_softc *); 132 void aica_memwrite(struct aica_softc *, bus_size_t, uint32_t *, int); 133 void aica_ch2p16write(struct aica_softc *, bus_size_t, uint16_t *, int); 134 void aica_ch2p8write(struct aica_softc *, bus_size_t, uint8_t *, int); 135 void aica_command(struct aica_softc *, uint32_t); 136 void aica_sendparam(struct aica_softc *, uint32_t, int, int); 137 void aica_play(struct aica_softc *, int, int, int, int); 138 void aica_fillbuffer(struct aica_softc *); 139 140 /* intr */ 141 int aica_intr(void *); 142 143 /* for audio */ 144 int aica_open(void *, int); 145 void aica_close(void *); 146 int aica_query_encoding(void *, struct audio_encoding *); 147 int aica_set_params(void *, int, int, audio_params_t *, 148 audio_params_t *, stream_filter_list_t *, stream_filter_list_t *); 149 int aica_round_blocksize(void *, int, int, const audio_params_t *); 150 size_t aica_round_buffersize(void *, int, size_t); 151 int aica_trigger_output(void *, void *, void *, int, void (*)(void *), void *, 152 const audio_params_t *); 153 int aica_trigger_input(void *, void *, void *, int, void (*)(void *), void *, 154 const audio_params_t *); 155 int aica_halt_output(void *); 156 int aica_halt_input(void *); 157 int aica_getdev(void *, struct audio_device *); 158 int aica_set_port(void *, mixer_ctrl_t *); 159 int aica_get_port(void *, mixer_ctrl_t *); 160 int aica_query_devinfo(void *, mixer_devinfo_t *); 161 void aica_encode(int, int, int, int, u_char *, u_short **); 162 int aica_get_props(void *); 163 164 const struct audio_hw_if aica_hw_if = { 165 aica_open, 166 aica_close, 167 NULL, /* aica_drain */ 168 aica_query_encoding, 169 aica_set_params, 170 aica_round_blocksize, 171 NULL, /* aica_commit_setting */ 172 NULL, /* aica_init_output */ 173 NULL, /* aica_init_input */ 174 NULL, /* aica_start_output */ 175 NULL, /* aica_start_input */ 176 aica_halt_output, 177 aica_halt_input, 178 NULL, /* aica_speaker_ctl */ 179 aica_getdev, 180 NULL, /* aica_setfd */ 181 aica_set_port, 182 aica_get_port, 183 aica_query_devinfo, 184 NULL, /* aica_allocm */ 185 NULL, /* aica_freem */ 186 187 aica_round_buffersize, /* aica_round_buffersize */ 188 189 NULL, /* aica_mappage */ 190 aica_get_props, 191 aica_trigger_output, 192 aica_trigger_input, 193 NULL, /* aica_dev_ioctl */ 194 }; 195 196 int 197 aica_match(struct device *parent, struct cfdata *cf, void *aux) 198 { 199 static int aica_matched = 0; 200 201 if (aica_matched) 202 return 0; 203 204 aica_matched = 1; 205 return 1; 206 } 207 208 void 209 aica_attach(struct device *parent, struct device *self, void *aux) 210 { 211 struct aica_softc *sc; 212 struct g2bus_attach_args *ga; 213 int i; 214 215 sc = (struct aica_softc *)self; 216 ga = aux; 217 sc->sc_memt = ga->ga_memt; 218 219 if (bus_space_map(sc->sc_memt, AICA_REG_ADDR, 0x3000, 0, 220 &sc->sc_aica_regh) != 0) { 221 printf(": can't map AICA register space\n"); 222 return; 223 } 224 225 if (bus_space_map(sc->sc_memt, AICA_RAM_START, AICA_RAM_SIZE, 0, 226 &sc->sc_aica_memh) != 0) { 227 printf(": can't map AICA memory space\n"); 228 return; 229 } 230 231 printf(": ARM7 Sound Processing Unit\n"); 232 233 aica_disable(sc); 234 235 for (i = 0; i < AICA_NCHAN; i++) 236 bus_space_write_4(sc->sc_memt,sc->sc_aica_regh, i << 7, 237 ((bus_space_read_4(sc->sc_memt, sc->sc_aica_regh, i << 7) 238 & ~0x4000) | 0x8000)); 239 240 /* load microcode, and clear memory */ 241 bus_space_set_region_4(sc->sc_memt, sc->sc_aica_memh, 242 0, 0, AICA_RAM_SIZE / 4); 243 244 aica_memwrite(sc, 0, aica_armcode, sizeof(aica_armcode)); 245 246 aica_enable(sc); 247 248 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, 249 sysasic_intr_string(SYSASIC_IRL9)); 250 sysasic_intr_establish(SYSASIC_EVENT_AICA, IPL_BIO, SYSASIC_IRL9, 251 aica_intr, sc); 252 253 audio_attach_mi(&aica_hw_if, sc, &sc->sc_dev); 254 255 /* init parameters */ 256 sc->sc_output_master = 255; 257 sc->sc_output_gain[AICA_VOLUME_LEFT] = 255; 258 sc->sc_output_gain[AICA_VOLUME_RIGHT] = 255; 259 } 260 261 void 262 aica_enable(struct aica_softc *sc) 263 { 264 265 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x28a8, 24); 266 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x2c00, 267 bus_space_read_4(sc->sc_memt, sc->sc_aica_regh, 0x2c00) & ~1); 268 } 269 270 void 271 aica_disable(struct aica_softc *sc) 272 { 273 274 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x2c00, 275 bus_space_read_4(sc->sc_memt, sc->sc_aica_regh, 0x2c00) | 1); 276 } 277 278 inline static void 279 aica_g2fifo_wait(void) 280 { 281 int i; 282 283 i = AICA_TIMEOUT; 284 while (--i > 0) 285 if ((*(volatile uint32_t *)0xa05f688c) & 0x11) 286 break; 287 } 288 289 void 290 aica_memwrite(struct aica_softc *sc, bus_size_t offset, uint32_t *src, int len) 291 { 292 int n; 293 294 KASSERT((offset & 3) == 0); 295 n = (len + 3) / 4; /* uint32_t * n (aligned) */ 296 297 aica_g2fifo_wait(); 298 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 299 offset, src, n); 300 } 301 302 void 303 aica_ch2p16write(struct aica_softc *sc, bus_size_t offset, uint16_t *src, 304 int len) 305 { 306 union { 307 uint32_t w[8]; 308 uint16_t s[16]; 309 } buf; 310 uint16_t *p; 311 int i; 312 313 KASSERT((offset & 3) == 0); 314 315 while (len >= 32) { 316 p = buf.s; 317 *p++ = *src++; src++; 318 *p++ = *src++; src++; 319 *p++ = *src++; src++; 320 *p++ = *src++; src++; 321 *p++ = *src++; src++; 322 *p++ = *src++; src++; 323 *p++ = *src++; src++; 324 *p++ = *src++; src++; 325 *p++ = *src++; src++; 326 *p++ = *src++; src++; 327 *p++ = *src++; src++; 328 *p++ = *src++; src++; 329 *p++ = *src++; src++; 330 *p++ = *src++; src++; 331 *p++ = *src++; src++; 332 *p++ = *src++; src++; 333 334 aica_g2fifo_wait(); 335 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 336 offset, buf.w , 32 / 4); 337 338 offset += sizeof(uint16_t) * 16; 339 len -= 32; 340 } 341 342 if (len / 2 > 0) { 343 p = buf.s; 344 for (i = 0; i < len / 2; i++) { 345 *p++ = *src++; src++; 346 } 347 348 aica_g2fifo_wait(); 349 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 350 offset, buf.w, len / 4); 351 } 352 } 353 354 void 355 aica_ch2p8write(struct aica_softc *sc, bus_size_t offset, uint8_t *src, 356 int len) 357 { 358 uint32_t buf[8]; 359 uint8_t *p; 360 int i; 361 362 KASSERT((offset & 3) == 0); 363 while (len >= 32) { 364 p = (uint8_t *)buf; 365 366 *p++ = *src++; src++; 367 *p++ = *src++; src++; 368 *p++ = *src++; src++; 369 *p++ = *src++; src++; 370 *p++ = *src++; src++; 371 *p++ = *src++; src++; 372 *p++ = *src++; src++; 373 *p++ = *src++; src++; 374 *p++ = *src++; src++; 375 *p++ = *src++; src++; 376 *p++ = *src++; src++; 377 *p++ = *src++; src++; 378 *p++ = *src++; src++; 379 *p++ = *src++; src++; 380 *p++ = *src++; src++; 381 *p++ = *src++; src++; 382 *p++ = *src++; src++; 383 *p++ = *src++; src++; 384 *p++ = *src++; src++; 385 *p++ = *src++; src++; 386 *p++ = *src++; src++; 387 *p++ = *src++; src++; 388 *p++ = *src++; src++; 389 *p++ = *src++; src++; 390 *p++ = *src++; src++; 391 *p++ = *src++; src++; 392 *p++ = *src++; src++; 393 *p++ = *src++; src++; 394 *p++ = *src++; src++; 395 *p++ = *src++; src++; 396 *p++ = *src++; src++; 397 *p++ = *src++; src++; 398 399 aica_g2fifo_wait(); 400 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 401 offset, buf, 32 / 4); 402 403 offset += 32; 404 len -= 32; 405 } 406 407 if (len) { 408 p = (uint8_t *)buf; 409 for (i = 0; i < len; i++) 410 *p++ = *src++; src++; 411 412 aica_g2fifo_wait(); 413 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 414 offset, buf, len / 4); 415 } 416 } 417 418 int 419 aica_open(void *addr, int flags) 420 { 421 struct aica_softc *sc; 422 423 sc = addr; 424 if (sc->sc_open) 425 return EBUSY; 426 427 sc->sc_intr = NULL; 428 sc->sc_open = 1; 429 430 return 0; 431 } 432 433 void 434 aica_close(void *addr) 435 { 436 struct aica_softc *sc; 437 438 sc = addr; 439 sc->sc_open = 0; 440 sc->sc_intr = NULL; 441 } 442 443 int 444 aica_query_encoding(void *addr, struct audio_encoding *fp) 445 { 446 if (fp->index >= sizeof(aica_encodings) / sizeof(aica_encodings[0])) 447 return EINVAL; 448 449 strcpy(fp->name, aica_encodings[fp->index].name); 450 fp->encoding = aica_encodings[fp->index].encoding; 451 fp->precision = aica_encodings[fp->index].precision; 452 fp->flags = 0; 453 454 return 0; 455 } 456 457 int 458 aica_set_params(void *addr, int setmode, int usemode, 459 audio_params_t *play, audio_params_t *rec, 460 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 461 { 462 struct aica_softc *sc; 463 const audio_params_t *hw; 464 int i; 465 466 i = auconv_set_converter(aica_formats, AICA_NFORMATS, 467 AUMODE_PLAY, play, false, pfil); 468 if (i < 0) 469 return EINVAL; 470 hw = pfil->req_size > 0 ? &pfil->filters[0].param : play; 471 sc = addr; 472 sc->sc_precision = hw->precision; 473 sc->sc_channels = hw->channels; 474 sc->sc_rate = hw->sample_rate; 475 sc->sc_encodings = hw->encoding; 476 return 0; 477 } 478 479 int 480 aica_round_blocksize(void *addr, int blk, int mode, const audio_params_t *param) 481 { 482 struct aica_softc *sc; 483 484 sc = addr; 485 switch (sc->sc_precision) { 486 case 4: 487 if (sc->sc_channels == 1) 488 return AICA_DMABUF_SIZE / 4; 489 else 490 return AICA_DMABUF_SIZE / 2; 491 break; 492 case 8: 493 if (sc->sc_channels == 1) 494 return AICA_DMABUF_SIZE / 2; 495 else 496 return AICA_DMABUF_SIZE; 497 break; 498 case 16: 499 if (sc->sc_channels == 1) 500 return AICA_DMABUF_SIZE; 501 else 502 return AICA_DMABUF_SIZE * 2; 503 break; 504 default: 505 break; 506 } 507 508 return AICA_DMABUF_SIZE / 4; 509 } 510 511 size_t 512 aica_round_buffersize(void *addr, int dir, size_t bufsize) 513 { 514 515 if (dir == AUMODE_PLAY) 516 return 65536; 517 518 return 512; /* XXX: AUMINBUF */ 519 } 520 521 void 522 aica_command(struct aica_softc *sc, uint32_t command) 523 { 524 525 bus_space_write_4(sc->sc_memt, sc->sc_aica_memh, 526 AICA_ARM_CMD_COMMAND, command); 527 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, AICA_ARM_CMD_SERIAL, 528 bus_space_read_4(sc->sc_memt, sc->sc_aica_memh, 529 AICA_ARM_CMD_SERIAL) + 1); 530 } 531 532 void 533 aica_sendparam(struct aica_softc *sc, uint32_t command, 534 int32_t lparam, int32_t rparam) 535 { 536 537 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 538 AICA_ARM_CMD_LPARAM, lparam); 539 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 540 AICA_ARM_CMD_RPARAM, rparam); 541 542 aica_command(sc, command); 543 } 544 545 void 546 aica_play(struct aica_softc *sc, int blksize, int channel, int rate, int prec) 547 { 548 549 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 550 AICA_ARM_CMD_BLOCKSIZE, blksize); 551 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 552 AICA_ARM_CMD_CHANNEL, channel); 553 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 554 AICA_ARM_CMD_RATE, rate); 555 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 556 AICA_ARM_CMD_PRECISION, prec); 557 558 aica_command(sc, AICA_COMMAND_PLAY); 559 } 560 561 void 562 aica_fillbuffer(struct aica_softc *sc) 563 { 564 565 if (sc->sc_channels == 2) { 566 if (sc->sc_precision == 16) { 567 aica_ch2p16write(sc, 568 AICA_DMABUF_LEFT + sc->sc_nextfill, 569 (uint16_t *)sc->sc_buffer + 0, sc->sc_blksize / 2); 570 aica_ch2p16write(sc, 571 AICA_DMABUF_RIGHT + sc->sc_nextfill, 572 (uint16_t *)sc->sc_buffer + 1, sc->sc_blksize / 2); 573 } else if (sc->sc_precision == 8) { 574 aica_ch2p8write(sc, AICA_DMABUF_LEFT + sc->sc_nextfill, 575 (uint8_t *)sc->sc_buffer + 0, sc->sc_blksize / 2); 576 aica_ch2p8write(sc, AICA_DMABUF_RIGHT + sc->sc_nextfill, 577 (uint8_t *)sc->sc_buffer + 1, sc->sc_blksize / 2); 578 } 579 } else { 580 aica_memwrite(sc, AICA_DMABUF_MONO + sc->sc_nextfill, 581 sc->sc_buffer, sc->sc_blksize); 582 } 583 584 sc->sc_buffer = (int8_t *)sc->sc_buffer + sc->sc_blksize; 585 if (sc->sc_buffer >= sc->sc_buffer_end) 586 sc->sc_buffer = sc->sc_buffer_start; 587 588 sc->sc_nextfill ^= sc->sc_blksize / sc->sc_channels; 589 } 590 591 int 592 aica_intr(void *arg) 593 { 594 struct aica_softc *sc; 595 596 sc = arg; 597 aica_fillbuffer(sc); 598 599 /* call audio interrupt handler (audio_pint()) */ 600 if (sc->sc_open && sc->sc_intr != NULL) { 601 (*(sc->sc_intr))(sc->sc_intr_arg); 602 } 603 604 /* clear SPU interrupt */ 605 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x28bc, 0x20); 606 return 1; 607 } 608 609 int 610 aica_trigger_output(void *addr, void *start, void *end, int blksize, 611 void (*intr)(void *), void *arg, const audio_params_t *param) 612 { 613 struct aica_softc *sc; 614 615 sc = addr; 616 aica_command(sc, AICA_COMMAND_INIT); 617 tsleep(aica_trigger_output, PWAIT, "aicawait", hz / 20); 618 619 sc->sc_buffer_start = sc->sc_buffer = start; 620 sc->sc_buffer_end = end; 621 sc->sc_blksize = blksize; 622 sc->sc_nextfill = 0; 623 624 sc->sc_intr = intr; 625 sc->sc_intr_arg = arg; 626 627 /* fill buffers in advance */ 628 aica_intr(sc); 629 aica_intr(sc); 630 631 /* ...and start playing */ 632 aica_play(sc, blksize / sc->sc_channels, sc->sc_channels, sc->sc_rate, 633 sc->sc_precision); 634 635 return 0; 636 } 637 638 int 639 aica_trigger_input(void *addr, void *start, void *end, int blksize, 640 void (*intr)(void *), void *arg, const audio_params_t *param) 641 { 642 643 return ENODEV; 644 } 645 646 int 647 aica_halt_output(void *addr) 648 { 649 struct aica_softc *sc; 650 651 sc = addr; 652 aica_command(sc, AICA_COMMAND_STOP); 653 return 0; 654 } 655 656 int 657 aica_halt_input(void *addr) 658 { 659 660 return ENODEV; 661 } 662 663 int 664 aica_getdev(void *addr, struct audio_device *ret) 665 { 666 667 *ret = aica_device; 668 return 0; 669 } 670 671 int 672 aica_set_port(void *addr, mixer_ctrl_t *mc) 673 { 674 struct aica_softc *sc; 675 676 sc = addr; 677 switch (mc->dev) { 678 case AICA_MASTER_VOL: 679 sc->sc_output_master = 680 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] & 0xff; 681 aica_sendparam(sc, AICA_COMMAND_MVOL, 682 sc->sc_output_master, sc->sc_output_master); 683 break; 684 case AICA_OUTPUT_GAIN: 685 sc->sc_output_gain[AICA_VOLUME_LEFT] = 686 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] & 0xff; 687 sc->sc_output_gain[AICA_VOLUME_RIGHT] = 688 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] & 0xff; 689 aica_sendparam(sc, AICA_COMMAND_VOL, 690 sc->sc_output_gain[AICA_VOLUME_LEFT], 691 sc->sc_output_gain[AICA_VOLUME_RIGHT]); 692 break; 693 default: 694 return EINVAL; 695 } 696 697 return 0; 698 } 699 700 int 701 aica_get_port(void *addr, mixer_ctrl_t *mc) 702 { 703 struct aica_softc *sc; 704 705 sc = addr; 706 switch (mc->dev) { 707 case AICA_MASTER_VOL: 708 if (mc->un.value.num_channels != 1) 709 return EINVAL; 710 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 711 L16TO256(L256TO16(sc->sc_output_master)); 712 break; 713 case AICA_OUTPUT_GAIN: 714 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 715 sc->sc_output_gain[AICA_VOLUME_LEFT]; 716 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 717 sc->sc_output_gain[AICA_VOLUME_RIGHT]; 718 break; 719 default: 720 return EINVAL; 721 } 722 return 0; 723 } 724 725 int 726 aica_query_devinfo(void *addr, mixer_devinfo_t *md) 727 { 728 729 switch (md->index) { 730 case AICA_MASTER_VOL: 731 md->type = AUDIO_MIXER_VALUE; 732 md->mixer_class = AICA_OUTPUT_CLASS; 733 md->prev = md->next = AUDIO_MIXER_LAST; 734 strcpy(md->label.name, AudioNmaster); 735 md->un.v.num_channels = 1; 736 strcpy(md->un.v.units.name, AudioNvolume); 737 return 0; 738 case AICA_OUTPUT_GAIN: 739 md->type = AUDIO_MIXER_VALUE; 740 md->mixer_class = AICA_OUTPUT_CLASS; 741 md->prev = md->next = AUDIO_MIXER_LAST; 742 strcpy(md->label.name, AudioNoutput); 743 md->un.v.num_channels = 2; 744 strcpy(md->label.name, AudioNvolume); 745 return 0; 746 case AICA_OUTPUT_CLASS: 747 md->type = AUDIO_MIXER_CLASS; 748 md->mixer_class = AICA_OUTPUT_CLASS; 749 md->next = md->prev = AUDIO_MIXER_LAST; 750 strcpy(md->label.name, AudioCoutputs); 751 return 0; 752 } 753 754 return ENXIO; 755 } 756 757 int 758 aica_get_props(void *addr) 759 { 760 761 return 0; 762 } 763