1/* $NetBSD$ */ 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, "$NetBSD$"); 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 58struct 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 88const 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 105static 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 118int aica_match(device_t, cfdata_t, void *); 119void aica_attach(device_t, device_t, void *); 120int aica_print(void *, const char *); 121 122CFATTACH_DECL_NEW(aica, sizeof(struct aica_softc), aica_match, aica_attach, 123 NULL, NULL); 124 125const struct audio_device aica_device = { 126 "Dreamcast Sound", 127 "", 128 "aica" 129}; 130 131inline static void aica_g2fifo_wait(void); 132void aica_enable(struct aica_softc *); 133void aica_disable(struct aica_softc *); 134void aica_memwrite(struct aica_softc *, bus_size_t, uint32_t *, int); 135void aica_ch2p16write(struct aica_softc *, bus_size_t, uint16_t *, int); 136void aica_ch2p8write(struct aica_softc *, bus_size_t, uint8_t *, int); 137void aica_command(struct aica_softc *, uint32_t); 138void aica_sendparam(struct aica_softc *, uint32_t, int, int); 139void aica_play(struct aica_softc *, int, int, int, int); 140void aica_fillbuffer(struct aica_softc *); 141 142/* intr */ 143int aica_intr(void *); 144 145/* for audio */ 146int aica_open(void *, int); 147void aica_close(void *); 148int aica_query_encoding(void *, struct audio_encoding *); 149int aica_set_params(void *, int, int, audio_params_t *, 150 audio_params_t *, stream_filter_list_t *, stream_filter_list_t *); 151int aica_round_blocksize(void *, int, int, const audio_params_t *); 152size_t aica_round_buffersize(void *, int, size_t); 153int aica_trigger_output(void *, void *, void *, int, void (*)(void *), void *, 154 const audio_params_t *); 155int aica_trigger_input(void *, void *, void *, int, void (*)(void *), void *, 156 const audio_params_t *); 157int aica_halt_output(void *); 158int aica_halt_input(void *); 159int aica_getdev(void *, struct audio_device *); 160int aica_set_port(void *, mixer_ctrl_t *); 161int aica_get_port(void *, mixer_ctrl_t *); 162int aica_query_devinfo(void *, mixer_devinfo_t *); 163void aica_encode(int, int, int, int, u_char *, u_short **); 164int aica_get_props(void *); 165void aica_get_locks(void *, kmutex_t **, kmutex_t **); 166 167const 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 200int 201aica_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 212void 213aica_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 269void 270aica_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 278void 279aica_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 286inline static void 287aica_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 297void 298aica_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 310void 311aica_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 362void 363aica_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 aica_g2fifo_wait(); 421 bus_space_write_region_4(sc->sc_memt, sc->sc_aica_memh, 422 offset, buf, len / 4); 423 } 424} 425 426int 427aica_open(void *addr, int flags) 428{ 429 struct aica_softc *sc; 430 431 sc = addr; 432 if (sc->sc_open) 433 return EBUSY; 434 435 sc->sc_intr = NULL; 436 sc->sc_open = 1; 437 438 return 0; 439} 440 441void 442aica_close(void *addr) 443{ 444 struct aica_softc *sc; 445 446 sc = addr; 447 sc->sc_open = 0; 448 sc->sc_intr = NULL; 449} 450 451int 452aica_query_encoding(void *addr, struct audio_encoding *fp) 453{ 454 if (fp->index >= sizeof(aica_encodings) / sizeof(aica_encodings[0])) 455 return EINVAL; 456 457 strcpy(fp->name, aica_encodings[fp->index].name); 458 fp->encoding = aica_encodings[fp->index].encoding; 459 fp->precision = aica_encodings[fp->index].precision; 460 fp->flags = 0; 461 462 return 0; 463} 464 465int 466aica_set_params(void *addr, int setmode, int usemode, 467 audio_params_t *play, audio_params_t *rec, 468 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 469{ 470 struct aica_softc *sc; 471 const audio_params_t *hw; 472 int i; 473 474 i = auconv_set_converter(aica_formats, AICA_NFORMATS, 475 AUMODE_PLAY, play, false, pfil); 476 if (i < 0) 477 return EINVAL; 478 hw = pfil->req_size > 0 ? &pfil->filters[0].param : play; 479 sc = addr; 480 sc->sc_precision = hw->precision; 481 sc->sc_channels = hw->channels; 482 sc->sc_rate = hw->sample_rate; 483 sc->sc_encodings = hw->encoding; 484 return 0; 485} 486 487int 488aica_round_blocksize(void *addr, int blk, int mode, const audio_params_t *param) 489{ 490#if 0 /* XXX this has not worked since kent-audio1 merge? */ 491 struct aica_softc *sc; 492 493 sc = addr; 494 switch (sc->sc_precision) { 495 case 4: 496 if (sc->sc_channels == 1) 497 return AICA_DMABUF_SIZE / 4; 498 else 499 return AICA_DMABUF_SIZE / 2; 500 break; 501 case 8: 502 if (sc->sc_channels == 1) 503 return AICA_DMABUF_SIZE / 2; 504 else 505 return AICA_DMABUF_SIZE; 506 break; 507 case 16: 508 if (sc->sc_channels == 1) 509 return AICA_DMABUF_SIZE; 510 else 511 return AICA_DMABUF_SIZE * 2; 512 break; 513 default: 514 break; 515 } 516 517#endif 518 return AICA_DMABUF_SIZE / 4; 519} 520 521size_t 522aica_round_buffersize(void *addr, int dir, size_t bufsize) 523{ 524 525 if (dir == AUMODE_PLAY) 526 return 65536; 527 528 return 512; /* XXX: AUMINBUF */ 529} 530 531void 532aica_command(struct aica_softc *sc, uint32_t command) 533{ 534 535 bus_space_write_4(sc->sc_memt, sc->sc_aica_memh, 536 AICA_ARM_CMD_COMMAND, command); 537 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, AICA_ARM_CMD_SERIAL, 538 bus_space_read_4(sc->sc_memt, sc->sc_aica_memh, 539 AICA_ARM_CMD_SERIAL) + 1); 540} 541 542void 543aica_sendparam(struct aica_softc *sc, uint32_t command, 544 int32_t lparam, int32_t rparam) 545{ 546 547 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 548 AICA_ARM_CMD_LPARAM, lparam); 549 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 550 AICA_ARM_CMD_RPARAM, rparam); 551 552 aica_command(sc, command); 553} 554 555void 556aica_play(struct aica_softc *sc, int blksize, int channel, int rate, int prec) 557{ 558 559 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 560 AICA_ARM_CMD_BLOCKSIZE, blksize); 561 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 562 AICA_ARM_CMD_CHANNEL, channel); 563 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 564 AICA_ARM_CMD_RATE, rate); 565 bus_space_write_4(sc->sc_memt,sc->sc_aica_memh, 566 AICA_ARM_CMD_PRECISION, prec); 567 568 aica_command(sc, AICA_COMMAND_PLAY); 569} 570 571void 572aica_fillbuffer(struct aica_softc *sc) 573{ 574 575 if (sc->sc_channels == 2) { 576 if (sc->sc_precision == 16) { 577 aica_ch2p16write(sc, 578 AICA_DMABUF_LEFT + sc->sc_nextfill, 579 (uint16_t *)sc->sc_buffer + 0, sc->sc_blksize / 2); 580 aica_ch2p16write(sc, 581 AICA_DMABUF_RIGHT + sc->sc_nextfill, 582 (uint16_t *)sc->sc_buffer + 1, sc->sc_blksize / 2); 583 } else if (sc->sc_precision == 8) { 584 aica_ch2p8write(sc, AICA_DMABUF_LEFT + sc->sc_nextfill, 585 (uint8_t *)sc->sc_buffer + 0, sc->sc_blksize / 2); 586 aica_ch2p8write(sc, AICA_DMABUF_RIGHT + sc->sc_nextfill, 587 (uint8_t *)sc->sc_buffer + 1, sc->sc_blksize / 2); 588 } 589 } else { 590 aica_memwrite(sc, AICA_DMABUF_MONO + sc->sc_nextfill, 591 sc->sc_buffer, sc->sc_blksize); 592 } 593 594 sc->sc_buffer = (int8_t *)sc->sc_buffer + sc->sc_blksize; 595 if (sc->sc_buffer >= sc->sc_buffer_end) 596 sc->sc_buffer = sc->sc_buffer_start; 597 598 sc->sc_nextfill ^= sc->sc_blksize / sc->sc_channels; 599} 600 601int 602aica_intr(void *arg) 603{ 604 struct aica_softc *sc; 605 606 sc = arg; 607 608 mutex_spin_enter(&sc->sc_intr_lock); 609 610 aica_fillbuffer(sc); 611 612 /* call audio interrupt handler (audio_pint()) */ 613 if (sc->sc_open && sc->sc_intr != NULL) { 614 (*(sc->sc_intr))(sc->sc_intr_arg); 615 } 616 617 /* clear SPU interrupt */ 618 bus_space_write_4(sc->sc_memt, sc->sc_aica_regh, 0x28bc, 0x20); 619 620 mutex_spin_exit(&sc->sc_intr_lock); 621 622 return 1; 623} 624 625int 626aica_trigger_output(void *addr, void *start, void *end, int blksize, 627 void (*intr)(void *), void *arg, const audio_params_t *param) 628{ 629 struct aica_softc *sc; 630 631 sc = addr; 632 aica_command(sc, AICA_COMMAND_INIT); 633 tsleep(aica_trigger_output, PWAIT, "aicawait", hz / 20); 634 635 sc->sc_buffer_start = sc->sc_buffer = start; 636 sc->sc_buffer_end = end; 637 sc->sc_blksize = blksize; 638 sc->sc_nextfill = 0; 639 640 sc->sc_intr = intr; 641 sc->sc_intr_arg = arg; 642 643 /* fill buffers in advance */ 644 aica_intr(sc); 645 aica_intr(sc); 646 647 /* ...and start playing */ 648 aica_play(sc, blksize / sc->sc_channels, sc->sc_channels, sc->sc_rate, 649 sc->sc_precision); 650 651 return 0; 652} 653 654int 655aica_trigger_input(void *addr, void *start, void *end, int blksize, 656 void (*intr)(void *), void *arg, const audio_params_t *param) 657{ 658 659 return ENODEV; 660} 661 662int 663aica_halt_output(void *addr) 664{ 665 struct aica_softc *sc; 666 667 sc = addr; 668 aica_command(sc, AICA_COMMAND_STOP); 669 return 0; 670} 671 672int 673aica_halt_input(void *addr) 674{ 675 676 return ENODEV; 677} 678 679int 680aica_getdev(void *addr, struct audio_device *ret) 681{ 682 683 *ret = aica_device; 684 return 0; 685} 686 687int 688aica_set_port(void *addr, mixer_ctrl_t *mc) 689{ 690 struct aica_softc *sc; 691 692 sc = addr; 693 switch (mc->dev) { 694 case AICA_MASTER_VOL: 695 sc->sc_output_master = 696 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] & 0xff; 697 aica_sendparam(sc, AICA_COMMAND_MVOL, 698 sc->sc_output_master, sc->sc_output_master); 699 break; 700 case AICA_OUTPUT_GAIN: 701 sc->sc_output_gain[AICA_VOLUME_LEFT] = 702 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] & 0xff; 703 sc->sc_output_gain[AICA_VOLUME_RIGHT] = 704 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] & 0xff; 705 aica_sendparam(sc, AICA_COMMAND_VOL, 706 sc->sc_output_gain[AICA_VOLUME_LEFT], 707 sc->sc_output_gain[AICA_VOLUME_RIGHT]); 708 break; 709 default: 710 return EINVAL; 711 } 712 713 return 0; 714} 715 716int 717aica_get_port(void *addr, mixer_ctrl_t *mc) 718{ 719 struct aica_softc *sc; 720 721 sc = addr; 722 switch (mc->dev) { 723 case AICA_MASTER_VOL: 724 if (mc->un.value.num_channels != 1) 725 return EINVAL; 726 mc->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 727 L16TO256(L256TO16(sc->sc_output_master)); 728 break; 729 case AICA_OUTPUT_GAIN: 730 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 731 sc->sc_output_gain[AICA_VOLUME_LEFT]; 732 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 733 sc->sc_output_gain[AICA_VOLUME_RIGHT]; 734 break; 735 default: 736 return EINVAL; 737 } 738 return 0; 739} 740 741int 742aica_query_devinfo(void *addr, mixer_devinfo_t *md) 743{ 744 745 switch (md->index) { 746 case AICA_MASTER_VOL: 747 md->type = AUDIO_MIXER_VALUE; 748 md->mixer_class = AICA_OUTPUT_CLASS; 749 md->prev = md->next = AUDIO_MIXER_LAST; 750 strcpy(md->label.name, AudioNmaster); 751 md->un.v.num_channels = 1; 752 strcpy(md->un.v.units.name, AudioNvolume); 753 return 0; 754 case AICA_OUTPUT_GAIN: 755 md->type = AUDIO_MIXER_VALUE; 756 md->mixer_class = AICA_OUTPUT_CLASS; 757 md->prev = md->next = AUDIO_MIXER_LAST; 758 strcpy(md->label.name, AudioNoutput); 759 md->un.v.num_channels = 2; 760 strcpy(md->label.name, AudioNvolume); 761 return 0; 762 case AICA_OUTPUT_CLASS: 763 md->type = AUDIO_MIXER_CLASS; 764 md->mixer_class = AICA_OUTPUT_CLASS; 765 md->next = md->prev = AUDIO_MIXER_LAST; 766 strcpy(md->label.name, AudioCoutputs); 767 return 0; 768 } 769 770 return ENXIO; 771} 772 773int 774aica_get_props(void *addr) 775{ 776 777 return 0; 778} 779 780void 781aica_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 782{ 783 struct aica_softc *sc; 784 785 sc = addr; 786 *intr = &sc->sc_intr_lock; 787 *thread = &sc->sc_lock; 788} 789