1 /* $NetBSD: aica.c,v 1.24 2018/03/03 23:27:51 christos 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 1.24 2018/03/03 23:27:51 christos 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 #include <sys/bus.h> 41 42 #include <dev/audio_if.h> 43 #include <dev/mulaw.h> 44 #include <dev/auconv.h> 45 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 device_t sc_dev; /* base device */ 60 kmutex_t sc_lock; 61 kmutex_t sc_intr_lock; 62 bus_space_tag_t sc_memt; 63 bus_space_handle_t sc_aica_regh; 64 bus_space_handle_t sc_aica_memh; 65 66 /* audio property */ 67 int sc_open; 68 int sc_encodings; 69 int sc_precision; 70 int sc_channels; 71 int sc_rate; 72 void (*sc_intr)(void *); 73 void *sc_intr_arg; 74 75 int sc_output_master; 76 int sc_output_gain[2]; 77 #define AICA_VOLUME_LEFT 0 78 #define AICA_VOLUME_RIGHT 1 79 80 /* work for output */ 81 void *sc_buffer; 82 void *sc_buffer_start; 83 void *sc_buffer_end; 84 int sc_blksize; 85 int sc_nextfill; 86 }; 87 88 const struct { 89 const char *name; 90 int encoding; 91 int precision; 92 } aica_encodings[] = { 93 {AudioEadpcm, AUDIO_ENCODING_ADPCM, 4}, 94 {AudioEslinear, AUDIO_ENCODING_SLINEAR, 8}, 95 {AudioEulinear, AUDIO_ENCODING_ULINEAR, 8}, 96 {AudioEmulaw, AUDIO_ENCODING_ULAW, 8}, 97 {AudioEalaw, AUDIO_ENCODING_ALAW, 8}, 98 {AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16}, 99 {AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16}, 100 {AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16}, 101 {AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16}, 102 }; 103 104 #define AICA_NFORMATS 5 105 static const struct audio_format aica_formats[AICA_NFORMATS] = { 106 {NULL, AUMODE_PLAY, AUDIO_ENCODING_ADPCM, 4, 4, 107 1, AUFMT_MONAURAL, 0, {1, 65536}}, 108 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 109 1, AUFMT_MONAURAL, 0, {1, 65536}}, 110 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 111 2, AUFMT_STEREO, 0, {1, 65536}}, 112 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 113 1, AUFMT_MONAURAL, 0, {1, 65536}}, 114 {NULL, AUMODE_PLAY, AUDIO_ENCODING_SLINEAR_LE, 8, 8, 115 2, AUFMT_STEREO, 0, {1, 65536}}, 116 }; 117 118 int aica_match(device_t, cfdata_t, void *); 119 void aica_attach(device_t, device_t, void *); 120 int aica_print(void *, const char *); 121 122 CFATTACH_DECL_NEW(aica, sizeof(struct aica_softc), aica_match, aica_attach, 123 NULL, NULL); 124 125 const struct audio_device aica_device = { 126 "Dreamcast Sound", 127 "", 128 "aica" 129 }; 130 131 inline static void aica_g2fifo_wait(void); 132 void aica_enable(struct aica_softc *); 133 void aica_disable(struct aica_softc *); 134 void aica_memwrite(struct aica_softc *, bus_size_t, uint32_t *, int); 135 void aica_ch2p16write(struct aica_softc *, bus_size_t, uint16_t *, int); 136 void aica_ch2p8write(struct aica_softc *, bus_size_t, uint8_t *, int); 137 void aica_command(struct aica_softc *, uint32_t); 138 void aica_sendparam(struct aica_softc *, uint32_t, int, int); 139 void aica_play(struct aica_softc *, int, int, int, int); 140 void aica_fillbuffer(struct aica_softc *); 141 142 /* intr */ 143 int aica_intr(void *); 144 145 /* for audio */ 146 int aica_open(void *, int); 147 void aica_close(void *); 148 int aica_query_encoding(void *, struct audio_encoding *); 149 int aica_set_params(void *, int, int, audio_params_t *, 150 audio_params_t *, stream_filter_list_t *, stream_filter_list_t *); 151 int aica_round_blocksize(void *, int, int, const audio_params_t *); 152 size_t aica_round_buffersize(void *, int, size_t); 153 int aica_trigger_output(void *, void *, void *, int, void (*)(void *), void *, 154 const audio_params_t *); 155 int aica_trigger_input(void *, void *, void *, int, void (*)(void *), void *, 156 const audio_params_t *); 157 int aica_halt_output(void *); 158 int aica_halt_input(void *); 159 int aica_getdev(void *, struct audio_device *); 160 int aica_set_port(void *, mixer_ctrl_t *); 161 int aica_get_port(void *, mixer_ctrl_t *); 162 int aica_query_devinfo(void *, mixer_devinfo_t *); 163 void aica_encode(int, int, int, int, u_char *, u_short **); 164 int aica_get_props(void *); 165 void aica_get_locks(void *, kmutex_t **, kmutex_t **); 166 167 const struct audio_hw_if aica_hw_if = { 168 aica_open, 169 aica_close, 170 NULL, /* aica_drain */ 171 aica_query_encoding, 172 aica_set_params, 173 aica_round_blocksize, 174 NULL, /* aica_commit_setting */ 175 NULL, /* aica_init_output */ 176 NULL, /* aica_init_input */ 177 NULL, /* aica_start_output */ 178 NULL, /* aica_start_input */ 179 aica_halt_output, 180 aica_halt_input, 181 NULL, /* aica_speaker_ctl */ 182 aica_getdev, 183 NULL, /* aica_setfd */ 184 aica_set_port, 185 aica_get_port, 186 aica_query_devinfo, 187 NULL, /* aica_allocm */ 188 NULL, /* aica_freem */ 189 190 aica_round_buffersize, /* aica_round_buffersize */ 191 192 NULL, /* aica_mappage */ 193 aica_get_props, 194 aica_trigger_output, 195 aica_trigger_input, 196 NULL, /* aica_dev_ioctl */ 197 aica_get_locks, 198 }; 199 200 int 201 aica_match(device_t parent, cfdata_t cf, void *aux) 202 { 203 static int aica_matched = 0; 204 205 if (aica_matched) 206 return 0; 207 208 aica_matched = 1; 209 return 1; 210 } 211 212 void 213 aica_attach(device_t parent, device_t self, void *aux) 214 { 215 struct aica_softc *sc; 216 struct g2bus_attach_args *ga; 217 int i; 218 219 sc = device_private(self); 220 ga = aux; 221 sc->sc_dev = self; 222 sc->sc_memt = ga->ga_memt; 223 224 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 225 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_SCHED); 226 227 if (bus_space_map(sc->sc_memt, AICA_REG_ADDR, 0x3000, 0, 228 &sc->sc_aica_regh) != 0) { 229 aprint_error(": can't map AICA register space\n"); 230 return; 231 } 232 233 if (bus_space_map(sc->sc_memt, AICA_RAM_START, AICA_RAM_SIZE, 0, 234 &sc->sc_aica_memh) != 0) { 235 aprint_error(": can't map AICA memory space\n"); 236 return; 237 } 238 239 aprint_normal(": ARM7 Sound Processing Unit\n"); 240 241 aica_disable(sc); 242 243 for (i = 0; i < AICA_NCHAN; i++) 244 bus_space_write_4(sc->sc_memt,sc->sc_aica_regh, i << 7, 245 ((bus_space_read_4(sc->sc_memt, sc->sc_aica_regh, i << 7) 246 & ~0x4000) | 0x8000)); 247 248 /* load microcode, and clear memory */ 249 bus_space_set_region_4(sc->sc_memt, sc->sc_aica_memh, 250 0, 0, AICA_RAM_SIZE / 4); 251 252 aica_memwrite(sc, 0, aica_armcode, sizeof(aica_armcode)); 253 254 aica_enable(sc); 255 256 aprint_normal_dev(self, "interrupting at %s\n", 257 sysasic_intr_string(SYSASIC_IRL9)); 258 sysasic_intr_establish(SYSASIC_EVENT_AICA, IPL_BIO, SYSASIC_IRL9, 259 aica_intr, sc); 260 261 audio_attach_mi(&aica_hw_if, sc, self); 262 263 /* init parameters */ 264 sc->sc_output_master = 255; 265 sc->sc_output_gain[AICA_VOLUME_LEFT] = 255; 266 sc->sc_output_gain[AICA_VOLUME_RIGHT] = 255; 267 } 268 269 void 270 aica_enable(struct aica_softc *sc) 271 { 272 273 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x28a8, 24); 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 void 279 aica_disable(struct aica_softc *sc) 280 { 281 282 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x2c00, 283 bus_space_read_4(sc->sc_memt, sc->sc_aica_regh, 0x2c00) | 1); 284 } 285 286 inline static void 287 aica_g2fifo_wait(void) 288 { 289 int i; 290 291 i = AICA_TIMEOUT; 292 while (--i > 0) 293 if ((*(volatile uint32_t *)0xa05f688c) & 0x11) 294 break; 295 } 296 297 void 298 aica_memwrite(struct aica_softc *sc, bus_size_t offset, uint32_t *src, int len) 299 { 300 int n; 301 302 KASSERT((offset & 3) == 0); 303 n = (len + 3) / 4; /* uint32_t * n (aligned) */ 304 305 aica_g2fifo_wait(); 306 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 307 offset, src, n); 308 } 309 310 void 311 aica_ch2p16write(struct aica_softc *sc, bus_size_t offset, uint16_t *src, 312 int len) 313 { 314 union { 315 uint32_t w[8]; 316 uint16_t s[16]; 317 } buf; 318 uint16_t *p; 319 int i; 320 321 KASSERT((offset & 3) == 0); 322 323 while (len >= 32) { 324 p = buf.s; 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 *p++ = *src++; src++; 334 *p++ = *src++; src++; 335 *p++ = *src++; src++; 336 *p++ = *src++; src++; 337 *p++ = *src++; src++; 338 *p++ = *src++; src++; 339 *p++ = *src++; src++; 340 *p++ = *src++; src++; 341 342 aica_g2fifo_wait(); 343 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 344 offset, buf.w , 32 / 4); 345 346 offset += sizeof(uint16_t) * 16; 347 len -= 32; 348 } 349 350 if (len / 2 > 0) { 351 p = buf.s; 352 for (i = 0; i < len / 2; i++) { 353 *p++ = *src++; src++; 354 } 355 356 aica_g2fifo_wait(); 357 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 358 offset, buf.w, len / 4); 359 } 360 } 361 362 void 363 aica_ch2p8write(struct aica_softc *sc, bus_size_t offset, uint8_t *src, 364 int len) 365 { 366 uint32_t buf[8]; 367 uint8_t *p; 368 int i; 369 370 KASSERT((offset & 3) == 0); 371 while (len >= 32) { 372 p = (uint8_t *)buf; 373 374 *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 *p++ = *src++; src++; 399 *p++ = *src++; src++; 400 *p++ = *src++; src++; 401 *p++ = *src++; src++; 402 *p++ = *src++; src++; 403 *p++ = *src++; src++; 404 *p++ = *src++; src++; 405 *p++ = *src++; src++; 406 407 aica_g2fifo_wait(); 408 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 409 offset, buf, 32 / 4); 410 411 offset += 32; 412 len -= 32; 413 } 414 415 if (len) { 416 p = (uint8_t *)buf; 417 for (i = 0; i < len; i++) { 418 *p++ = *src++; src++; 419 } 420 421 aica_g2fifo_wait(); 422 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 423 offset, buf, len / 4); 424 } 425 } 426 427 int 428 aica_open(void *addr, int flags) 429 { 430 struct aica_softc *sc; 431 432 sc = addr; 433 if (sc->sc_open) 434 return EBUSY; 435 436 sc->sc_intr = NULL; 437 sc->sc_open = 1; 438 439 return 0; 440 } 441 442 void 443 aica_close(void *addr) 444 { 445 struct aica_softc *sc; 446 447 sc = addr; 448 sc->sc_open = 0; 449 sc->sc_intr = NULL; 450 } 451 452 int 453 aica_query_encoding(void *addr, struct audio_encoding *fp) 454 { 455 if (fp->index >= sizeof(aica_encodings) / sizeof(aica_encodings[0])) 456 return EINVAL; 457 458 strcpy(fp->name, aica_encodings[fp->index].name); 459 fp->encoding = aica_encodings[fp->index].encoding; 460 fp->precision = aica_encodings[fp->index].precision; 461 fp->flags = 0; 462 463 return 0; 464 } 465 466 int 467 aica_set_params(void *addr, int setmode, int usemode, 468 audio_params_t *play, audio_params_t *rec, 469 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 470 { 471 struct aica_softc *sc; 472 const audio_params_t *hw; 473 int i; 474 475 i = auconv_set_converter(aica_formats, AICA_NFORMATS, 476 AUMODE_PLAY, play, false, pfil); 477 if (i < 0) 478 return EINVAL; 479 hw = pfil->req_size > 0 ? &pfil->filters[0].param : play; 480 sc = addr; 481 sc->sc_precision = hw->precision; 482 sc->sc_channels = hw->channels; 483 sc->sc_rate = hw->sample_rate; 484 sc->sc_encodings = hw->encoding; 485 return 0; 486 } 487 488 int 489 aica_round_blocksize(void *addr, int blk, int mode, const audio_params_t *param) 490 { 491 #if 0 /* XXX this has not worked since kent-audio1 merge? */ 492 struct aica_softc *sc; 493 494 sc = addr; 495 switch (sc->sc_precision) { 496 case 4: 497 if (sc->sc_channels == 1) 498 return AICA_DMABUF_SIZE / 4; 499 else 500 return AICA_DMABUF_SIZE / 2; 501 break; 502 case 8: 503 if (sc->sc_channels == 1) 504 return AICA_DMABUF_SIZE / 2; 505 else 506 return AICA_DMABUF_SIZE; 507 break; 508 case 16: 509 if (sc->sc_channels == 1) 510 return AICA_DMABUF_SIZE; 511 else 512 return AICA_DMABUF_SIZE * 2; 513 break; 514 default: 515 break; 516 } 517 518 #endif 519 return AICA_DMABUF_SIZE / 4; 520 } 521 522 size_t 523 aica_round_buffersize(void *addr, int dir, size_t bufsize) 524 { 525 526 if (dir == AUMODE_PLAY) 527 return 65536; 528 529 return 512; /* XXX: AUMINBUF */ 530 } 531 532 void 533 aica_command(struct aica_softc *sc, uint32_t command) 534 { 535 536 bus_space_write_4(sc->sc_memt, sc->sc_aica_memh, 537 AICA_ARM_CMD_COMMAND, command); 538 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, AICA_ARM_CMD_SERIAL, 539 bus_space_read_4(sc->sc_memt, sc->sc_aica_memh, 540 AICA_ARM_CMD_SERIAL) + 1); 541 } 542 543 void 544 aica_sendparam(struct aica_softc *sc, uint32_t command, 545 int32_t lparam, int32_t rparam) 546 { 547 548 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 549 AICA_ARM_CMD_LPARAM, lparam); 550 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 551 AICA_ARM_CMD_RPARAM, rparam); 552 553 aica_command(sc, command); 554 } 555 556 void 557 aica_play(struct aica_softc *sc, int blksize, int channel, int rate, int prec) 558 { 559 560 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 561 AICA_ARM_CMD_BLOCKSIZE, blksize); 562 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 563 AICA_ARM_CMD_CHANNEL, channel); 564 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 565 AICA_ARM_CMD_RATE, rate); 566 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 567 AICA_ARM_CMD_PRECISION, prec); 568 569 aica_command(sc, AICA_COMMAND_PLAY); 570 } 571 572 void 573 aica_fillbuffer(struct aica_softc *sc) 574 { 575 576 if (sc->sc_channels == 2) { 577 if (sc->sc_precision == 16) { 578 aica_ch2p16write(sc, 579 AICA_DMABUF_LEFT + sc->sc_nextfill, 580 (uint16_t *)sc->sc_buffer + 0, sc->sc_blksize / 2); 581 aica_ch2p16write(sc, 582 AICA_DMABUF_RIGHT + sc->sc_nextfill, 583 (uint16_t *)sc->sc_buffer + 1, sc->sc_blksize / 2); 584 } else if (sc->sc_precision == 8) { 585 aica_ch2p8write(sc, AICA_DMABUF_LEFT + sc->sc_nextfill, 586 (uint8_t *)sc->sc_buffer + 0, sc->sc_blksize / 2); 587 aica_ch2p8write(sc, AICA_DMABUF_RIGHT + sc->sc_nextfill, 588 (uint8_t *)sc->sc_buffer + 1, sc->sc_blksize / 2); 589 } 590 } else { 591 aica_memwrite(sc, AICA_DMABUF_MONO + sc->sc_nextfill, 592 sc->sc_buffer, sc->sc_blksize); 593 } 594 595 sc->sc_buffer = (int8_t *)sc->sc_buffer + sc->sc_blksize; 596 if (sc->sc_buffer >= sc->sc_buffer_end) 597 sc->sc_buffer = sc->sc_buffer_start; 598 599 sc->sc_nextfill ^= sc->sc_blksize / sc->sc_channels; 600 } 601 602 int 603 aica_intr(void *arg) 604 { 605 struct aica_softc *sc; 606 607 sc = arg; 608 609 mutex_spin_enter(&sc->sc_intr_lock); 610 611 aica_fillbuffer(sc); 612 613 /* call audio interrupt handler (audio_pint()) */ 614 if (sc->sc_open && sc->sc_intr != NULL) { 615 (*(sc->sc_intr))(sc->sc_intr_arg); 616 } 617 618 /* clear SPU interrupt */ 619 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x28bc, 0x20); 620 621 mutex_spin_exit(&sc->sc_intr_lock); 622 623 return 1; 624 } 625 626 int 627 aica_trigger_output(void *addr, void *start, void *end, int blksize, 628 void (*intr)(void *), void *arg, const audio_params_t *param) 629 { 630 struct aica_softc *sc; 631 632 sc = addr; 633 aica_command(sc, AICA_COMMAND_INIT); 634 tsleep(aica_trigger_output, PWAIT, "aicawait", hz / 20); 635 636 sc->sc_buffer_start = sc->sc_buffer = start; 637 sc->sc_buffer_end = end; 638 sc->sc_blksize = blksize; 639 sc->sc_nextfill = 0; 640 641 sc->sc_intr = intr; 642 sc->sc_intr_arg = arg; 643 644 /* fill buffers in advance */ 645 aica_intr(sc); 646 aica_intr(sc); 647 648 /* ...and start playing */ 649 aica_play(sc, blksize / sc->sc_channels, sc->sc_channels, sc->sc_rate, 650 sc->sc_precision); 651 652 return 0; 653 } 654 655 int 656 aica_trigger_input(void *addr, void *start, void *end, int blksize, 657 void (*intr)(void *), void *arg, const audio_params_t *param) 658 { 659 660 return ENODEV; 661 } 662 663 int 664 aica_halt_output(void *addr) 665 { 666 struct aica_softc *sc; 667 668 sc = addr; 669 aica_command(sc, AICA_COMMAND_STOP); 670 return 0; 671 } 672 673 int 674 aica_halt_input(void *addr) 675 { 676 677 return ENODEV; 678 } 679 680 int 681 aica_getdev(void *addr, struct audio_device *ret) 682 { 683 684 *ret = aica_device; 685 return 0; 686 } 687 688 int 689 aica_set_port(void *addr, mixer_ctrl_t *mc) 690 { 691 struct aica_softc *sc; 692 693 sc = addr; 694 switch (mc->dev) { 695 case AICA_MASTER_VOL: 696 sc->sc_output_master = 697 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] & 0xff; 698 aica_sendparam(sc, AICA_COMMAND_MVOL, 699 sc->sc_output_master, sc->sc_output_master); 700 break; 701 case AICA_OUTPUT_GAIN: 702 sc->sc_output_gain[AICA_VOLUME_LEFT] = 703 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] & 0xff; 704 sc->sc_output_gain[AICA_VOLUME_RIGHT] = 705 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] & 0xff; 706 aica_sendparam(sc, AICA_COMMAND_VOL, 707 sc->sc_output_gain[AICA_VOLUME_LEFT], 708 sc->sc_output_gain[AICA_VOLUME_RIGHT]); 709 break; 710 default: 711 return EINVAL; 712 } 713 714 return 0; 715 } 716 717 int 718 aica_get_port(void *addr, mixer_ctrl_t *mc) 719 { 720 struct aica_softc *sc; 721 722 sc = addr; 723 switch (mc->dev) { 724 case AICA_MASTER_VOL: 725 if (mc->un.value.num_channels != 1) 726 return EINVAL; 727 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 728 L16TO256(L256TO16(sc->sc_output_master)); 729 break; 730 case AICA_OUTPUT_GAIN: 731 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 732 sc->sc_output_gain[AICA_VOLUME_LEFT]; 733 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 734 sc->sc_output_gain[AICA_VOLUME_RIGHT]; 735 break; 736 default: 737 return EINVAL; 738 } 739 return 0; 740 } 741 742 int 743 aica_query_devinfo(void *addr, mixer_devinfo_t *md) 744 { 745 746 switch (md->index) { 747 case AICA_MASTER_VOL: 748 md->type = AUDIO_MIXER_VALUE; 749 md->mixer_class = AICA_OUTPUT_CLASS; 750 md->prev = md->next = AUDIO_MIXER_LAST; 751 strcpy(md->label.name, AudioNmaster); 752 md->un.v.num_channels = 1; 753 strcpy(md->un.v.units.name, AudioNvolume); 754 return 0; 755 case AICA_OUTPUT_GAIN: 756 md->type = AUDIO_MIXER_VALUE; 757 md->mixer_class = AICA_OUTPUT_CLASS; 758 md->prev = md->next = AUDIO_MIXER_LAST; 759 strcpy(md->label.name, AudioNoutput); 760 md->un.v.num_channels = 2; 761 strcpy(md->label.name, AudioNvolume); 762 return 0; 763 case AICA_OUTPUT_CLASS: 764 md->type = AUDIO_MIXER_CLASS; 765 md->mixer_class = AICA_OUTPUT_CLASS; 766 md->next = md->prev = AUDIO_MIXER_LAST; 767 strcpy(md->label.name, AudioCoutputs); 768 return 0; 769 } 770 771 return ENXIO; 772 } 773 774 int 775 aica_get_props(void *addr) 776 { 777 778 return AUDIO_PROP_PLAYBACK; 779 } 780 781 void 782 aica_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 783 { 784 struct aica_softc *sc; 785 786 sc = addr; 787 *intr = &sc->sc_intr_lock; 788 *thread = &sc->sc_lock; 789 } 790