1 /* $OpenBSD: fms.c,v 1.3 2001/06/12 15:40:30 niklas Exp $ */ 2 /* $NetBSD: fms.c,v 1.5.4.1 2000/06/30 16:27:50 simonb Exp $ */ 3 4 /*- 5 * Copyright (c) 1999 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Witold J. Wnuk. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 /* 41 * Forte Media FM801 Audio Device Driver 42 */ 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/kernel.h> 47 #include <sys/malloc.h> 48 #include <sys/device.h> 49 #include <sys/audioio.h> 50 51 #include <machine/bus.h> 52 #include <machine/cpu.h> 53 54 #include <dev/pci/pcidevs.h> 55 #include <dev/pci/pcivar.h> 56 57 #include <dev/audio_if.h> 58 #include <dev/mulaw.h> 59 #include <dev/auconv.h> 60 61 #include <dev/ic/ac97.h> 62 #if 0 63 #include <dev/ic/mpuvar.h> 64 #endif 65 66 #include <dev/pci/fmsvar.h> 67 68 69 struct fms_dma { 70 struct fms_dma *next; 71 caddr_t addr; 72 size_t size; 73 bus_dmamap_t map; 74 bus_dma_segment_t seg; 75 }; 76 77 78 79 int fms_match __P((struct device *, void *, void *)); 80 void fms_attach __P((struct device *, struct device *, void *)); 81 int fms_intr __P((void *)); 82 83 int fms_open __P((void *, int)); 84 void fms_close __P((void *)); 85 int fms_query_encoding __P((void *, struct audio_encoding *)); 86 int fms_set_params __P((void *, int, int, struct audio_params *, 87 struct audio_params *)); 88 int fms_round_blocksize __P((void *, int)); 89 int fms_halt_output __P((void *)); 90 int fms_halt_input __P((void *)); 91 int fms_getdev __P((void *, struct audio_device *)); 92 int fms_set_port __P((void *, mixer_ctrl_t *)); 93 int fms_get_port __P((void *, mixer_ctrl_t *)); 94 int fms_query_devinfo __P((void *, mixer_devinfo_t *)); 95 void *fms_malloc __P((void *, int, size_t, int, int)); 96 void fms_free __P((void *, void *, int)); 97 size_t fms_round_buffersize __P((void *, int, size_t)); 98 int fms_mappage __P((void *, void *, int, int)); 99 int fms_get_props __P((void *)); 100 int fms_trigger_output __P((void *, void *, void *, int, void (*)(void *), 101 void *, struct audio_params *)); 102 int fms_trigger_input __P((void *, void *, void *, int, void (*)(void *), 103 void *, struct audio_params *)); 104 105 struct cfdriver fms_cd = { 106 NULL, "fms", DV_DULL 107 }; 108 109 struct cfattach fms_ca = { 110 sizeof (struct fms_softc), fms_match, fms_attach 111 }; 112 113 struct audio_device fms_device = { 114 "Forte Media 801", 115 "1.0", 116 "fms" 117 }; 118 119 120 struct audio_hw_if fms_hw_if = { 121 fms_open, 122 fms_close, 123 NULL, 124 fms_query_encoding, 125 fms_set_params, 126 fms_round_blocksize, 127 NULL, 128 NULL, 129 NULL, 130 NULL, 131 NULL, 132 fms_halt_output, 133 fms_halt_input, 134 NULL, 135 fms_getdev, 136 NULL, 137 fms_set_port, 138 fms_get_port, 139 fms_query_devinfo, 140 NULL, 141 fms_free, 142 NULL, 143 fms_mappage, 144 fms_get_props, 145 fms_trigger_output, 146 fms_trigger_input, 147 fms_malloc, 148 fms_round_buffersize, 149 }; 150 151 int fms_attach_codec __P((void *, struct ac97_codec_if *)); 152 int fms_read_codec __P((void *, u_int8_t, u_int16_t *)); 153 int fms_write_codec __P((void *, u_int8_t, u_int16_t)); 154 void fms_reset_codec __P((void *)); 155 156 int fms_allocmem __P((struct fms_softc *, size_t, size_t, 157 struct fms_dma *)); 158 int fms_freemem __P((struct fms_softc *, struct fms_dma *)); 159 160 #define FM_PCM_VOLUME 0x00 161 #define FM_FM_VOLUME 0x02 162 #define FM_I2S_VOLUME 0x04 163 #define FM_RECORD_SOURCE 0x06 164 165 #define FM_PLAY_CTL 0x08 166 #define FM_PLAY_RATE_MASK 0x0f00 167 #define FM_PLAY_BUF1_LAST 0x0001 168 #define FM_PLAY_BUF2_LAST 0x0002 169 #define FM_PLAY_START 0x0020 170 #define FM_PLAY_PAUSE 0x0040 171 #define FM_PLAY_STOPNOW 0x0080 172 #define FM_PLAY_16BIT 0x4000 173 #define FM_PLAY_STEREO 0x8000 174 175 #define FM_PLAY_DMALEN 0x0a 176 #define FM_PLAY_DMABUF1 0x0c 177 #define FM_PLAY_DMABUF2 0x10 178 179 180 #define FM_REC_CTL 0x14 181 #define FM_REC_RATE_MASK 0x0f00 182 #define FM_REC_BUF1_LAST 0x0001 183 #define FM_REC_BUF2_LAST 0x0002 184 #define FM_REC_START 0x0020 185 #define FM_REC_PAUSE 0x0040 186 #define FM_REC_STOPNOW 0x0080 187 #define FM_REC_16BIT 0x4000 188 #define FM_REC_STEREO 0x8000 189 190 191 #define FM_REC_DMALEN 0x16 192 #define FM_REC_DMABUF1 0x18 193 #define FM_REC_DMABUF2 0x1c 194 195 #define FM_CODEC_CTL 0x22 196 #define FM_VOLUME 0x26 197 #define FM_VOLUME_MUTE 0x8000 198 199 #define FM_CODEC_CMD 0x2a 200 #define FM_CODEC_CMD_READ 0x0080 201 #define FM_CODEC_CMD_VALID 0x0100 202 #define FM_CODEC_CMD_BUSY 0x0200 203 204 #define FM_CODEC_DATA 0x2c 205 206 #define FM_IO_CTL 0x52 207 #define FM_CARD_CTL 0x54 208 209 #define FM_INTMASK 0x56 210 #define FM_INTMASK_PLAY 0x0001 211 #define FM_INTMASK_REC 0x0002 212 #define FM_INTMASK_VOL 0x0040 213 #define FM_INTMASK_MPU 0x0080 214 215 #define FM_INTSTATUS 0x5a 216 #define FM_INTSTATUS_PLAY 0x0100 217 #define FM_INTSTATUS_REC 0x0200 218 #define FM_INTSTATUS_VOL 0x4000 219 #define FM_INTSTATUS_MPU 0x8000 220 221 222 223 int 224 fms_match(parent, match, aux) 225 struct device *parent; 226 void *match; 227 void *aux; 228 { 229 struct pci_attach_args *pa = (struct pci_attach_args *) aux; 230 231 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_FORTEMEDIA) 232 return 0; 233 if (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_FORTEMEDIA_FM801) 234 return 0; 235 236 return 1; 237 } 238 239 void 240 fms_attach(parent, self, aux) 241 struct device *parent; 242 struct device *self; 243 void *aux; 244 { 245 struct pci_attach_args *pa = aux; 246 struct fms_softc *sc = (struct fms_softc *) self; 247 struct audio_attach_args aa; 248 const char *intrstr = NULL; 249 pci_chipset_tag_t pc = pa->pa_pc; 250 pcitag_t pt = pa->pa_tag; 251 pci_intr_handle_t ih; 252 int i; 253 254 u_int16_t k1; 255 256 printf(": Forte Media FM-801\n"); 257 258 if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, pa->pa_intrline, 259 &ih)) { 260 printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 261 return; 262 } 263 intrstr = pci_intr_string(pc, ih); 264 265 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, fms_intr, sc, 266 sc->sc_dev.dv_xname); 267 if (sc->sc_ih == NULL) { 268 printf("%s: couldn't establish interrupt",sc->sc_dev.dv_xname); 269 if (intrstr != NULL) 270 printf(" at %s", intrstr); 271 printf("\n"); 272 return; 273 } 274 275 sc->sc_dmat = pa->pa_dmat; 276 277 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 278 279 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot, 280 &sc->sc_ioh, &sc->sc_ioaddr, &sc->sc_iosize, 0)) { 281 printf("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 282 return; 283 } 284 285 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x30, 2, 286 &sc->sc_mpu_ioh)) 287 panic("fms_attach: can't get mpu subregion handle"); 288 289 if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, 0x68, 4, 290 &sc->sc_opl_ioh)) 291 panic("fms_attach: can't get opl subregion handle"); 292 293 /* Disable legacy audio (SBPro compatibility) */ 294 pci_conf_write(pc, pt, 0x40, 0); 295 296 /* Reset codec and AC'97 */ 297 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 298 delay(2); /* > 1us according to AC'97 documentation */ 299 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 300 delay(1); /* > 168.2ns according to AC'97 documentation */ 301 302 /* Set up volume */ 303 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PCM_VOLUME, 0x0808); 304 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_FM_VOLUME, 0x0808); 305 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_I2S_VOLUME, 0x0808); 306 307 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_RECORD_SOURCE, 0x0000); 308 309 /* Unmask playback, record and mpu interrupts, mask the rest */ 310 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK); 311 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTMASK, 312 (k1 & ~(FM_INTMASK_PLAY | FM_INTMASK_REC | FM_INTMASK_MPU)) | 313 FM_INTMASK_VOL); 314 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 315 FM_INTSTATUS_PLAY | FM_INTSTATUS_REC | FM_INTSTATUS_MPU | 316 FM_INTSTATUS_VOL); 317 318 sc->host_if.arg = sc; 319 sc->host_if.attach = fms_attach_codec; 320 sc->host_if.read = fms_read_codec; 321 sc->host_if.write = fms_write_codec; 322 sc->host_if.reset = fms_reset_codec; 323 324 if (ac97_attach(&sc->host_if) != 0) 325 return; 326 327 /* Turn mute off */ 328 for (i = 0; i < 3; i++) { 329 static struct { 330 char *class, *device; 331 } d[] = { 332 { AudioCoutputs, AudioNmaster }, 333 { AudioCinputs, AudioNdac }, 334 { AudioCrecord, AudioNvolume } 335 }; 336 struct mixer_ctrl ctl; 337 338 ctl.type = AUDIO_MIXER_ENUM; 339 ctl.un.ord = 0; 340 ctl.dev = sc->codec_if->vtbl->get_portnum_by_name(sc->codec_if, 341 d[i].class, d[i].device, AudioNmute); 342 fms_set_port(sc, &ctl); 343 } 344 345 audio_attach_mi(&fms_hw_if, sc, &sc->sc_dev); 346 347 aa.type = AUDIODEV_TYPE_OPL; 348 aa.hwif = NULL; 349 aa.hdl = NULL; 350 config_found(&sc->sc_dev, &aa, audioprint); 351 352 aa.type = AUDIODEV_TYPE_MPU; 353 aa.hwif = NULL; 354 aa.hdl = NULL; 355 sc->sc_mpu_dev = config_found(&sc->sc_dev, &aa, audioprint); 356 } 357 358 /* 359 * Each AC-link frame takes 20.8us, data should be ready in next frame, 360 * we allow more than two. 361 */ 362 #define TIMO 50 363 int 364 fms_read_codec(addr, reg, val) 365 void *addr; 366 u_int8_t reg; 367 u_int16_t *val; 368 { 369 struct fms_softc *sc = addr; 370 int i; 371 372 /* Poll until codec is ready */ 373 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 374 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 375 delay(1); 376 if (i >= TIMO) { 377 printf("fms: codec busy\n"); 378 return 1; 379 } 380 381 /* Write register index, read access */ 382 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, 383 reg | FM_CODEC_CMD_READ); 384 385 /* Poll until we have valid data */ 386 for (i = 0; i < TIMO && !(bus_space_read_2(sc->sc_iot, sc->sc_ioh, 387 FM_CODEC_CMD) & FM_CODEC_CMD_VALID); i++) 388 delay(1); 389 if (i >= TIMO) { 390 printf("fms: no data from codec\n"); 391 return 1; 392 } 393 394 /* Read data */ 395 *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA); 396 return 0; 397 } 398 399 int 400 fms_write_codec(addr, reg, val) 401 void *addr; 402 u_int8_t reg; 403 u_int16_t val; 404 { 405 struct fms_softc *sc = addr; 406 int i; 407 408 /* Poll until codec is ready */ 409 for (i = 0; i < TIMO && bus_space_read_2(sc->sc_iot, sc->sc_ioh, 410 FM_CODEC_CMD) & FM_CODEC_CMD_BUSY; i++) 411 delay(1); 412 if (i >= TIMO) { 413 printf("fms: codec busy\n"); 414 return 1; 415 } 416 417 /* Write data */ 418 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_DATA, val); 419 /* Write index register, write access */ 420 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CMD, reg); 421 return 0; 422 } 423 #undef TIMO 424 425 int 426 fms_attach_codec(addr, cif) 427 void *addr; 428 struct ac97_codec_if *cif; 429 { 430 struct fms_softc *sc = addr; 431 432 sc->codec_if = cif; 433 return 0; 434 } 435 436 /* Cold Reset */ 437 void 438 fms_reset_codec(addr) 439 void *addr; 440 { 441 struct fms_softc *sc = addr; 442 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0020); 443 delay(2); 444 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_CODEC_CTL, 0x0000); 445 delay(1); 446 } 447 448 int 449 fms_intr(arg) 450 void *arg; 451 { 452 struct fms_softc *sc = arg; 453 u_int16_t istat; 454 455 istat = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS); 456 457 if (istat & FM_INTSTATUS_PLAY) { 458 if ((sc->sc_play_nextblk += sc->sc_play_blksize) >= 459 sc->sc_play_end) 460 sc->sc_play_nextblk = sc->sc_play_start; 461 462 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 463 sc->sc_play_flip++ & 1 ? 464 FM_PLAY_DMABUF2 : FM_PLAY_DMABUF1, sc->sc_play_nextblk); 465 466 if (sc->sc_pintr) 467 sc->sc_pintr(sc->sc_parg); 468 else 469 printf("unexpected play intr\n"); 470 } 471 472 if (istat & FM_INTSTATUS_REC) { 473 if ((sc->sc_rec_nextblk += sc->sc_rec_blksize) >= 474 sc->sc_rec_end) 475 sc->sc_rec_nextblk = sc->sc_rec_start; 476 477 bus_space_write_4(sc->sc_iot, sc->sc_ioh, 478 sc->sc_rec_flip++ & 1 ? 479 FM_REC_DMABUF2 : FM_REC_DMABUF1, sc->sc_rec_nextblk); 480 481 if (sc->sc_rintr) 482 sc->sc_rintr(sc->sc_rarg); 483 else 484 printf("unexpected rec intr\n"); 485 } 486 487 #if 0 488 if (istat & FM_INTSTATUS_MPU) 489 mpu_intr(sc->sc_mpu_dev); 490 #endif 491 492 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_INTSTATUS, 493 istat & (FM_INTSTATUS_PLAY | FM_INTSTATUS_REC)); 494 495 return 1; 496 } 497 498 int 499 fms_open(addr, flags) 500 void *addr; 501 int flags; 502 { 503 /* UNUSED struct fms_softc *sc = addr;*/ 504 505 return 0; 506 } 507 508 void 509 fms_close(addr) 510 void *addr; 511 { 512 /* UNUSED struct fms_softc *sc = addr;*/ 513 } 514 515 int 516 fms_query_encoding(addr, fp) 517 void *addr; 518 struct audio_encoding *fp; 519 { 520 521 switch (fp->index) { 522 case 0: 523 strcpy(fp->name, AudioEmulaw); 524 fp->encoding = AUDIO_ENCODING_ULAW; 525 fp->precision = 8; 526 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 527 return 0; 528 case 1: 529 strcpy(fp->name, AudioEslinear_le); 530 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 531 fp->precision = 16; 532 fp->flags = 0; 533 return 0; 534 case 2: 535 strcpy(fp->name, AudioEulinear); 536 fp->encoding = AUDIO_ENCODING_ULINEAR; 537 fp->precision = 8; 538 fp->flags = 0; 539 return 0; 540 case 3: 541 strcpy(fp->name, AudioEalaw); 542 fp->encoding = AUDIO_ENCODING_ALAW; 543 fp->precision = 8; 544 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 545 return 0; 546 case 4: 547 strcpy(fp->name, AudioEulinear_le); 548 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 549 fp->precision = 16; 550 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 551 return 0; 552 case 5: 553 strcpy(fp->name, AudioEslinear); 554 fp->encoding = AUDIO_ENCODING_SLINEAR; 555 fp->precision = 8; 556 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 557 return 0; 558 case 6: 559 strcpy(fp->name, AudioEulinear_be); 560 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 561 fp->precision = 16; 562 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 563 return 0; 564 case 7: 565 strcpy(fp->name, AudioEslinear_be); 566 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 567 fp->precision = 16; 568 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 569 return 0; 570 default: 571 return EINVAL; 572 } 573 } 574 575 /* 576 * Range below -limit- is set to -rate- 577 * What a pity FM801 does not have 24000 578 * 24000 -> 22050 sounds rather poor 579 */ 580 struct { 581 int limit; 582 int rate; 583 } fms_rates[11] = { 584 { 6600, 5500 }, 585 { 8750, 8000 }, 586 { 10250, 9600 }, 587 { 13200, 11025 }, 588 { 17500, 16000 }, 589 { 20500, 19200 }, 590 { 26500, 22050 }, 591 { 35000, 32000 }, 592 { 41000, 38400 }, 593 { 46000, 44100 }, 594 { 48000, 48000 }, 595 /* anything above -> 48000 */ 596 }; 597 598 int 599 fms_set_params(addr, setmode, usemode, play, rec) 600 void *addr; 601 int setmode, usemode; 602 struct audio_params *play, *rec; 603 { 604 struct fms_softc *sc = addr; 605 int i; 606 607 if (setmode & AUMODE_PLAY) { 608 play->factor = 1; 609 play->sw_code = 0; 610 switch(play->encoding) { 611 case AUDIO_ENCODING_ULAW: 612 play->factor = 2; 613 play->sw_code = mulaw_to_slinear16_le; 614 break; 615 case AUDIO_ENCODING_SLINEAR_LE: 616 if (play->precision == 8) 617 play->sw_code = change_sign8; 618 break; 619 case AUDIO_ENCODING_ULINEAR_LE: 620 if (play->precision == 16) 621 play->sw_code = change_sign16_le; 622 break; 623 case AUDIO_ENCODING_ALAW: 624 play->factor = 2; 625 play->sw_code = alaw_to_slinear16_le; 626 break; 627 case AUDIO_ENCODING_SLINEAR_BE: 628 if (play->precision == 16) 629 play->sw_code = swap_bytes; 630 else 631 play->sw_code = change_sign8; 632 break; 633 case AUDIO_ENCODING_ULINEAR_BE: 634 if (play->precision == 16) 635 play->sw_code = change_sign16_swap_bytes_le; 636 break; 637 default: 638 return EINVAL; 639 } 640 for (i = 0; i < 10 && play->sample_rate > fms_rates[i].limit; 641 i++) 642 ; 643 play->sample_rate = fms_rates[i].rate; 644 sc->sc_play_reg = (play->channels == 2 ? FM_PLAY_STEREO : 0) | 645 (play->precision * play->factor == 16 ? FM_PLAY_16BIT : 0) | 646 (i << 8); 647 } 648 649 if (setmode & AUMODE_RECORD) { 650 651 rec->factor = 1; 652 rec->sw_code = 0; 653 switch(rec->encoding) { 654 case AUDIO_ENCODING_ULAW: 655 rec->sw_code = ulinear8_to_mulaw; 656 break; 657 case AUDIO_ENCODING_SLINEAR_LE: 658 if (rec->precision == 8) 659 rec->sw_code = change_sign8; 660 break; 661 case AUDIO_ENCODING_ULINEAR_LE: 662 if (rec->precision == 16) 663 rec->sw_code = change_sign16_le; 664 break; 665 case AUDIO_ENCODING_ALAW: 666 rec->sw_code = ulinear8_to_alaw; 667 break; 668 case AUDIO_ENCODING_SLINEAR_BE: 669 if (play->precision == 16) 670 play->sw_code = swap_bytes; 671 else 672 play->sw_code = change_sign8; 673 break; 674 case AUDIO_ENCODING_ULINEAR_BE: 675 if (play->precision == 16) 676 play->sw_code = swap_bytes_change_sign16_le; 677 break; 678 default: 679 return EINVAL; 680 } 681 for (i = 0; i < 10 && rec->sample_rate > fms_rates[i].limit; 682 i++) 683 ; 684 rec->sample_rate = fms_rates[i].rate; 685 sc->sc_rec_reg = 686 (rec->channels == 2 ? FM_REC_STEREO : 0) | 687 (rec->precision * rec->factor == 16 ? FM_REC_16BIT : 0) | 688 (i << 8); 689 } 690 691 return 0; 692 } 693 694 int 695 fms_round_blocksize(addr, blk) 696 void *addr; 697 int blk; 698 { 699 return blk & ~0xf; 700 } 701 702 int 703 fms_halt_output(addr) 704 void *addr; 705 { 706 struct fms_softc *sc = addr; 707 u_int16_t k1; 708 709 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL); 710 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 711 (k1 & ~(FM_PLAY_STOPNOW | FM_PLAY_START)) | 712 FM_PLAY_BUF1_LAST | FM_PLAY_BUF2_LAST); 713 714 return 0; 715 } 716 717 int 718 fms_halt_input(addr) 719 void *addr; 720 { 721 struct fms_softc *sc = addr; 722 u_int16_t k1; 723 724 k1 = bus_space_read_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL); 725 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 726 (k1 & ~(FM_REC_STOPNOW | FM_REC_START)) | 727 FM_REC_BUF1_LAST | FM_REC_BUF2_LAST); 728 729 return 0; 730 } 731 732 int 733 fms_getdev(addr, retp) 734 void *addr; 735 struct audio_device *retp; 736 { 737 *retp = fms_device; 738 return 0; 739 } 740 741 int 742 fms_set_port(addr, cp) 743 void *addr; 744 mixer_ctrl_t *cp; 745 { 746 struct fms_softc *sc = addr; 747 748 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp)); 749 } 750 751 int 752 fms_get_port(addr, cp) 753 void *addr; 754 mixer_ctrl_t *cp; 755 { 756 struct fms_softc *sc = addr; 757 758 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp)); 759 } 760 761 void * 762 fms_malloc(addr, direction, size, pool, flags) 763 void *addr; 764 int direction; 765 size_t size; 766 int pool, flags; 767 { 768 struct fms_softc *sc = addr; 769 struct fms_dma *p; 770 int error; 771 int rseg; 772 773 p = malloc(sizeof(*p), pool, flags); 774 if (!p) 775 return 0; 776 777 p->size = size; 778 if ((error = bus_dmamem_alloc(sc->sc_dmat, size, NBPG, 0, &p->seg, 1, 779 &rseg, BUS_DMA_NOWAIT)) != 0) { 780 printf("%s: unable to allocate dma, error = %d\n", 781 sc->sc_dev.dv_xname, error); 782 goto fail_alloc; 783 } 784 785 if ((error = bus_dmamem_map(sc->sc_dmat, &p->seg, rseg, size, &p->addr, 786 BUS_DMA_NOWAIT | BUS_DMA_COHERENT)) != 0) { 787 printf("%s: unable to map dma, error = %d\n", 788 sc->sc_dev.dv_xname, error); 789 goto fail_map; 790 } 791 792 if ((error = bus_dmamap_create(sc->sc_dmat, size, 1, size, 0, 793 BUS_DMA_NOWAIT, &p->map)) != 0) { 794 printf("%s: unable to create dma map, error = %d\n", 795 sc->sc_dev.dv_xname, error); 796 goto fail_create; 797 } 798 799 if ((error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, size, NULL, 800 BUS_DMA_NOWAIT)) != 0) { 801 printf("%s: unable to load dma map, error = %d\n", 802 sc->sc_dev.dv_xname, error); 803 goto fail_load; 804 } 805 806 p->next = sc->sc_dmas; 807 sc->sc_dmas = p; 808 809 return p->addr; 810 811 812 fail_load: 813 bus_dmamap_destroy(sc->sc_dmat, p->map); 814 fail_create: 815 bus_dmamem_unmap(sc->sc_dmat, p->addr, size); 816 fail_map: 817 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 818 fail_alloc: 819 free(p, pool); 820 return 0; 821 } 822 823 void 824 fms_free(addr, ptr, pool) 825 void *addr; 826 void *ptr; 827 int pool; 828 { 829 struct fms_softc *sc = addr; 830 struct fms_dma **pp, *p; 831 832 for (pp = &(sc->sc_dmas); (p = *pp) != NULL; pp = &p->next) 833 if (p->addr == ptr) { 834 bus_dmamap_unload(sc->sc_dmat, p->map); 835 bus_dmamap_destroy(sc->sc_dmat, p->map); 836 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 837 bus_dmamem_free(sc->sc_dmat, &p->seg, 1); 838 839 *pp = p->next; 840 free(p, pool); 841 return; 842 } 843 844 panic("fms_free: trying to free unallocated memory"); 845 } 846 847 size_t 848 fms_round_buffersize(addr, direction, size) 849 void *addr; 850 int direction; 851 size_t size; 852 { 853 return size; 854 } 855 856 int 857 fms_mappage(addr, mem, off, prot) 858 void *addr; 859 void *mem; 860 int off; 861 int prot; 862 { 863 struct fms_softc *sc = addr; 864 struct fms_dma *p; 865 866 if (off < 0) 867 return -1; 868 869 for (p = sc->sc_dmas; p && p->addr != mem; p = p->next) 870 ; 871 if (!p) 872 return -1; 873 874 return bus_dmamem_mmap(sc->sc_dmat, &p->seg, 1, off, prot, 875 BUS_DMA_WAITOK); 876 } 877 878 int 879 fms_get_props(addr) 880 void *addr; 881 { 882 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 883 AUDIO_PROP_FULLDUPLEX; 884 } 885 886 int 887 fms_query_devinfo(addr, dip) 888 void *addr; 889 mixer_devinfo_t *dip; 890 { 891 struct fms_softc *sc = addr; 892 893 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip)); 894 } 895 896 int 897 fms_trigger_output(addr, start, end, blksize, intr, arg, param) 898 void *addr; 899 void *start, *end; 900 int blksize; 901 void (*intr) __P((void *)); 902 void *arg; 903 struct audio_params *param; 904 { 905 struct fms_softc *sc = addr; 906 struct fms_dma *p; 907 908 sc->sc_pintr = intr; 909 sc->sc_parg = arg; 910 911 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 912 ; 913 914 if (!p) 915 panic("fms_trigger_output: request with bad start " 916 "address (%p)\n", start); 917 918 sc->sc_play_start = p->map->dm_segs[0].ds_addr; 919 sc->sc_play_end = sc->sc_play_start + ((char *)end - (char *)start); 920 sc->sc_play_blksize = blksize; 921 sc->sc_play_nextblk = sc->sc_play_start + sc->sc_play_blksize; 922 sc->sc_play_flip = 0; 923 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMALEN, blksize - 1); 924 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF1, 925 sc->sc_play_start); 926 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_PLAY_DMABUF2, 927 sc->sc_play_nextblk); 928 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_PLAY_CTL, 929 FM_PLAY_START | FM_PLAY_STOPNOW | sc->sc_play_reg); 930 return 0; 931 } 932 933 934 int 935 fms_trigger_input(addr, start, end, blksize, intr, arg, param) 936 void *addr; 937 void *start, *end; 938 int blksize; 939 void (*intr) __P((void *)); 940 void *arg; 941 struct audio_params *param; 942 { 943 struct fms_softc *sc = addr; 944 struct fms_dma *p; 945 946 sc->sc_rintr = intr; 947 sc->sc_rarg = arg; 948 949 for (p = sc->sc_dmas; p && p->addr != start; p = p->next) 950 ; 951 952 if (!p) 953 panic("fms_trigger_input: request with bad start " 954 "address (%p)\n", start); 955 956 sc->sc_rec_start = p->map->dm_segs[0].ds_addr; 957 sc->sc_rec_end = sc->sc_rec_start + ((char *)end - (char *)start); 958 sc->sc_rec_blksize = blksize; 959 sc->sc_rec_nextblk = sc->sc_rec_start + sc->sc_rec_blksize; 960 sc->sc_rec_flip = 0; 961 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_DMALEN, blksize - 1); 962 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF1, 963 sc->sc_rec_start); 964 bus_space_write_4(sc->sc_iot, sc->sc_ioh, FM_REC_DMABUF2, 965 sc->sc_rec_nextblk); 966 bus_space_write_2(sc->sc_iot, sc->sc_ioh, FM_REC_CTL, 967 FM_REC_START | FM_REC_STOPNOW | sc->sc_rec_reg); 968 return 0; 969 } 970 971 972