1/*- 2 * Copyright (c) 1999 Cameron Grant <cg@freebsd.org> 3 * Copyright (c) 1997,1998 Luigi Rizzo 4 * 5 * Derived from files in the Voxware 3.5 distribution, 6 * Copyright by Hannu Savolainen 1994, under the same copyright 7 * conditions. 8 * All rights reserved. 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32#ifdef HAVE_KERNEL_OPTION_HEADERS 33#include "opt_snd.h" 34#endif 35 36#include <dev/sound/pcm/sound.h> 37 38#include <dev/sound/isa/sb.h> 39#include <dev/sound/chip.h> 40 41#include <isa/isavar.h> 42 43#include "mixer_if.h" 44 45SND_DECLARE_FILE("$FreeBSD$"); 46 47#define ESS_BUFFSIZE (4096) 48#define ABS(x) (((x) < 0)? -(x) : (x)) 49 50/* audio2 never generates irqs and sounds very noisy */ 51#undef ESS18XX_DUPLEX 52 53/* more accurate clocks and split audio1/audio2 rates */ 54#define ESS18XX_NEWSPEED 55 56static u_int32_t ess_pfmt[] = { 57 SND_FORMAT(AFMT_U8, 1, 0), 58 SND_FORMAT(AFMT_U8, 2, 0), 59 SND_FORMAT(AFMT_S8, 1, 0), 60 SND_FORMAT(AFMT_S8, 2, 0), 61 SND_FORMAT(AFMT_S16_LE, 1, 0), 62 SND_FORMAT(AFMT_S16_LE, 2, 0), 63 SND_FORMAT(AFMT_U16_LE, 1, 0), 64 SND_FORMAT(AFMT_U16_LE, 2, 0), 65 0 66}; 67 68static struct pcmchan_caps ess_playcaps = {6000, 48000, ess_pfmt, 0}; 69 70static u_int32_t ess_rfmt[] = { 71 SND_FORMAT(AFMT_U8, 1, 0), 72 SND_FORMAT(AFMT_U8, 2, 0), 73 SND_FORMAT(AFMT_S8, 1, 0), 74 SND_FORMAT(AFMT_S8, 2, 0), 75 SND_FORMAT(AFMT_S16_LE, 1, 0), 76 SND_FORMAT(AFMT_S16_LE, 2, 0), 77 SND_FORMAT(AFMT_U16_LE, 1, 0), 78 SND_FORMAT(AFMT_U16_LE, 2, 0), 79 0 80}; 81 82static struct pcmchan_caps ess_reccaps = {6000, 48000, ess_rfmt, 0}; 83 84struct ess_info; 85 86struct ess_chinfo { 87 struct ess_info *parent; 88 struct pcm_channel *channel; 89 struct snd_dbuf *buffer; 90 int dir, hwch, stopping, run; 91 u_int32_t fmt, spd, blksz; 92}; 93 94struct ess_info { 95 device_t parent_dev; 96 struct resource *io_base; /* I/O address for the board */ 97 struct resource *irq; 98 struct resource *drq1; 99 struct resource *drq2; 100 void *ih; 101 bus_dma_tag_t parent_dmat; 102 103 unsigned int bufsize; 104 int type; 105 unsigned int duplex:1, newspeed:1; 106 u_long bd_flags; /* board-specific flags */ 107 struct ess_chinfo pch, rch; 108}; 109 110#if 0 111static int ess_rd(struct ess_info *sc, int reg); 112static void ess_wr(struct ess_info *sc, int reg, u_int8_t val); 113static int ess_dspready(struct ess_info *sc); 114static int ess_cmd(struct ess_info *sc, u_char val); 115static int ess_cmd1(struct ess_info *sc, u_char cmd, int val); 116static int ess_get_byte(struct ess_info *sc); 117static void ess_setmixer(struct ess_info *sc, u_int port, u_int value); 118static int ess_getmixer(struct ess_info *sc, u_int port); 119static int ess_reset_dsp(struct ess_info *sc); 120 121static int ess_write(struct ess_info *sc, u_char reg, int val); 122static int ess_read(struct ess_info *sc, u_char reg); 123 124static void ess_intr(void *arg); 125static int ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len); 126static int ess_start(struct ess_chinfo *ch); 127static int ess_stop(struct ess_chinfo *ch); 128#endif 129 130/* 131 * Common code for the midi and pcm functions 132 * 133 * ess_cmd write a single byte to the CMD port. 134 * ess_cmd1 write a CMD + 1 byte arg 135 * ess_cmd2 write a CMD + 2 byte arg 136 * ess_get_byte returns a single byte from the DSP data port 137 * 138 * ess_write is actually ess_cmd1 139 * ess_read access ext. regs via ess_cmd(0xc0, reg) followed by ess_get_byte 140 */ 141 142static void 143ess_lock(struct ess_info *sc) { 144 145 sbc_lock(device_get_softc(sc->parent_dev)); 146} 147 148static void 149ess_unlock(struct ess_info *sc) { 150 151 sbc_unlock(device_get_softc(sc->parent_dev)); 152} 153 154static int 155port_rd(struct resource *port, int off) 156{ 157 return bus_space_read_1(rman_get_bustag(port), 158 rman_get_bushandle(port), 159 off); 160} 161 162static void 163port_wr(struct resource *port, int off, u_int8_t data) 164{ 165 bus_space_write_1(rman_get_bustag(port), 166 rman_get_bushandle(port), 167 off, data); 168} 169 170static int 171ess_rd(struct ess_info *sc, int reg) 172{ 173 return port_rd(sc->io_base, reg); 174} 175 176static void 177ess_wr(struct ess_info *sc, int reg, u_int8_t val) 178{ 179 port_wr(sc->io_base, reg, val); 180} 181 182static int 183ess_dspready(struct ess_info *sc) 184{ 185 return ((ess_rd(sc, SBDSP_STATUS) & 0x80) == 0); 186} 187 188static int 189ess_dspwr(struct ess_info *sc, u_char val) 190{ 191 int i; 192 193 for (i = 0; i < 1000; i++) { 194 if (ess_dspready(sc)) { 195 ess_wr(sc, SBDSP_CMD, val); 196 return 1; 197 } 198 if (i > 10) DELAY((i > 100)? 1000 : 10); 199 } 200 printf("ess_dspwr(0x%02x) timed out.\n", val); 201 return 0; 202} 203 204static int 205ess_cmd(struct ess_info *sc, u_char val) 206{ 207#if 0 208 printf("ess_cmd: %x\n", val); 209#endif 210 return ess_dspwr(sc, val); 211} 212 213static int 214ess_cmd1(struct ess_info *sc, u_char cmd, int val) 215{ 216#if 0 217 printf("ess_cmd1: %x, %x\n", cmd, val); 218#endif 219 if (ess_dspwr(sc, cmd)) { 220 return ess_dspwr(sc, val & 0xff); 221 } else return 0; 222} 223 224static void 225ess_setmixer(struct ess_info *sc, u_int port, u_int value) 226{ 227 DEB(printf("ess_setmixer: reg=%x, val=%x\n", port, value);) 228 ess_wr(sc, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */ 229 DELAY(10); 230 ess_wr(sc, SB_MIX_DATA, (u_char) (value & 0xff)); 231 DELAY(10); 232} 233 234static int 235ess_getmixer(struct ess_info *sc, u_int port) 236{ 237 int val; 238 ess_wr(sc, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */ 239 DELAY(10); 240 val = ess_rd(sc, SB_MIX_DATA); 241 DELAY(10); 242 243 return val; 244} 245 246static int 247ess_get_byte(struct ess_info *sc) 248{ 249 int i; 250 251 for (i = 1000; i > 0; i--) { 252 if (ess_rd(sc, DSP_DATA_AVAIL) & 0x80) 253 return ess_rd(sc, DSP_READ); 254 else 255 DELAY(20); 256 } 257 return -1; 258} 259 260static int 261ess_write(struct ess_info *sc, u_char reg, int val) 262{ 263 return ess_cmd1(sc, reg, val); 264} 265 266static int 267ess_read(struct ess_info *sc, u_char reg) 268{ 269 return (ess_cmd(sc, 0xc0) && ess_cmd(sc, reg))? ess_get_byte(sc) : -1; 270} 271 272static int 273ess_reset_dsp(struct ess_info *sc) 274{ 275 ess_wr(sc, SBDSP_RST, 3); 276 DELAY(100); 277 ess_wr(sc, SBDSP_RST, 0); 278 if (ess_get_byte(sc) != 0xAA) { 279 DEB(printf("ess_reset_dsp 0x%lx failed\n", 280 rman_get_start(sc->io_base))); 281 return ENXIO; /* Sorry */ 282 } 283 ess_cmd(sc, 0xc6); 284 return 0; 285} 286 287static void 288ess_release_resources(struct ess_info *sc, device_t dev) 289{ 290 if (sc->irq) { 291 if (sc->ih) 292 bus_teardown_intr(dev, sc->irq, sc->ih); 293 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq); 294 sc->irq = 0; 295 } 296 if (sc->drq1) { 297 isa_dma_release(rman_get_start(sc->drq1)); 298 bus_release_resource(dev, SYS_RES_DRQ, 0, sc->drq1); 299 sc->drq1 = 0; 300 } 301 if (sc->drq2) { 302 isa_dma_release(rman_get_start(sc->drq2)); 303 bus_release_resource(dev, SYS_RES_DRQ, 1, sc->drq2); 304 sc->drq2 = 0; 305 } 306 if (sc->io_base) { 307 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->io_base); 308 sc->io_base = 0; 309 } 310 if (sc->parent_dmat) { 311 bus_dma_tag_destroy(sc->parent_dmat); 312 sc->parent_dmat = 0; 313 } 314 free(sc, M_DEVBUF); 315} 316 317static int 318ess_alloc_resources(struct ess_info *sc, device_t dev) 319{ 320 int rid; 321 322 rid = 0; 323 if (!sc->io_base) 324 sc->io_base = bus_alloc_resource_any(dev, SYS_RES_IOPORT, 325 &rid, RF_ACTIVE); 326 rid = 0; 327 if (!sc->irq) 328 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, 329 &rid, RF_ACTIVE); 330 rid = 0; 331 if (!sc->drq1) 332 sc->drq1 = bus_alloc_resource_any(dev, SYS_RES_DRQ, 333 &rid, RF_ACTIVE); 334 rid = 1; 335 if (!sc->drq2) 336 sc->drq2 = bus_alloc_resource_any(dev, SYS_RES_DRQ, 337 &rid, RF_ACTIVE); 338 339 if (sc->io_base && sc->drq1 && sc->irq) { 340 isa_dma_acquire(rman_get_start(sc->drq1)); 341 isa_dmainit(rman_get_start(sc->drq1), sc->bufsize); 342 343 if (sc->drq2) { 344 isa_dma_acquire(rman_get_start(sc->drq2)); 345 isa_dmainit(rman_get_start(sc->drq2), sc->bufsize); 346 } 347 348 return 0; 349 } else return ENXIO; 350} 351 352static void 353ess_intr(void *arg) 354{ 355 struct ess_info *sc = (struct ess_info *)arg; 356 int src, pirq, rirq; 357 358 ess_lock(sc); 359 src = 0; 360 if (ess_getmixer(sc, 0x7a) & 0x80) 361 src |= 2; 362 if (ess_rd(sc, 0x0c) & 0x01) 363 src |= 1; 364 365 pirq = (src & sc->pch.hwch)? 1 : 0; 366 rirq = (src & sc->rch.hwch)? 1 : 0; 367 368 if (pirq) { 369 if (sc->pch.run) { 370 ess_unlock(sc); 371 chn_intr(sc->pch.channel); 372 ess_lock(sc); 373 } 374 if (sc->pch.stopping) { 375 sc->pch.run = 0; 376 sndbuf_dma(sc->pch.buffer, PCMTRIG_STOP); 377 sc->pch.stopping = 0; 378 if (sc->pch.hwch == 1) 379 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x01); 380 else 381 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x03); 382 } 383 } 384 385 if (rirq) { 386 if (sc->rch.run) { 387 ess_unlock(sc); 388 chn_intr(sc->rch.channel); 389 ess_lock(sc); 390 } 391 if (sc->rch.stopping) { 392 sc->rch.run = 0; 393 sndbuf_dma(sc->rch.buffer, PCMTRIG_STOP); 394 sc->rch.stopping = 0; 395 /* XXX: will this stop audio2? */ 396 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x01); 397 } 398 } 399 400 if (src & 2) 401 ess_setmixer(sc, 0x7a, ess_getmixer(sc, 0x7a) & ~0x80); 402 if (src & 1) 403 ess_rd(sc, DSP_DATA_AVAIL); 404 ess_unlock(sc); 405} 406 407/* utility functions for ESS */ 408static u_int8_t 409ess_calcspeed8(int *spd) 410{ 411 int speed = *spd; 412 u_int32_t t; 413 414 if (speed > 22000) { 415 t = (795500 + speed / 2) / speed; 416 speed = (795500 + t / 2) / t; 417 t = (256 - t) | 0x80; 418 } else { 419 t = (397700 + speed / 2) / speed; 420 speed = (397700 + t / 2) / t; 421 t = 128 - t; 422 } 423 *spd = speed; 424 return t & 0x000000ff; 425} 426 427static u_int8_t 428ess_calcspeed9(int *spd) 429{ 430 int speed, s0, s1, use0; 431 u_int8_t t0, t1; 432 433 /* rate = source / (256 - divisor) */ 434 /* divisor = 256 - (source / rate) */ 435 speed = *spd; 436 t0 = 128 - (793800 / speed); 437 s0 = 793800 / (128 - t0); 438 439 t1 = 128 - (768000 / speed); 440 s1 = 768000 / (128 - t1); 441 t1 |= 0x80; 442 443 use0 = (ABS(speed - s0) < ABS(speed - s1))? 1 : 0; 444 445 *spd = use0? s0 : s1; 446 return use0? t0 : t1; 447} 448 449static u_int8_t 450ess_calcfilter(int spd) 451{ 452 int cutoff; 453 454 /* cutoff = 7160000 / (256 - divisor) */ 455 /* divisor = 256 - (7160000 / cutoff) */ 456 cutoff = (spd * 9 * 82) / 20; 457 return (256 - (7160000 / cutoff)); 458} 459 460static int 461ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len) 462{ 463 int play = (dir == PCMDIR_PLAY)? 1 : 0; 464 int b16 = (fmt & AFMT_16BIT)? 1 : 0; 465 int stereo = (AFMT_CHANNEL(fmt) > 1)? 1 : 0; 466 int unsign = (fmt == AFMT_U8 || fmt == AFMT_U16_LE)? 1 : 0; 467 u_int8_t spdval, fmtval; 468 469 470 spdval = (sc->newspeed)? ess_calcspeed9(&spd) : ess_calcspeed8(&spd); 471 len = -len; 472 473 if (ch == 1) { 474 KASSERT((dir == PCMDIR_PLAY) || (dir == PCMDIR_REC), ("ess_setupch: dir1 bad")); 475 /* transfer length low */ 476 ess_write(sc, 0xa4, len & 0x00ff); 477 /* transfer length high */ 478 ess_write(sc, 0xa5, (len & 0xff00) >> 8); 479 /* autoinit, dma dir */ 480 ess_write(sc, 0xb8, 0x04 | (play? 0x00 : 0x0a)); 481 /* mono/stereo */ 482 ess_write(sc, 0xa8, (ess_read(sc, 0xa8) & ~0x03) | (stereo? 0x01 : 0x02)); 483 /* demand mode, 4 bytes/xfer */ 484 ess_write(sc, 0xb9, 0x02); 485 /* sample rate */ 486 ess_write(sc, 0xa1, spdval); 487 /* filter cutoff */ 488 ess_write(sc, 0xa2, ess_calcfilter(spd)); 489 /* setup dac/adc */ 490 if (play) 491 ess_write(sc, 0xb6, unsign? 0x80 : 0x00); 492 /* mono, b16: signed, load signal */ 493 ess_write(sc, 0xb7, 0x51 | (unsign? 0x00 : 0x20)); 494 /* setup fifo */ 495 ess_write(sc, 0xb7, 0x90 | (unsign? 0x00 : 0x20) | 496 (b16? 0x04 : 0x00) | 497 (stereo? 0x08 : 0x40)); 498 /* irq control */ 499 ess_write(sc, 0xb1, (ess_read(sc, 0xb1) & 0x0f) | 0x50); 500 /* drq control */ 501 ess_write(sc, 0xb2, (ess_read(sc, 0xb2) & 0x0f) | 0x50); 502 } else if (ch == 2) { 503 KASSERT(dir == PCMDIR_PLAY, ("ess_setupch: dir2 bad")); 504 /* transfer length low */ 505 ess_setmixer(sc, 0x74, len & 0x00ff); 506 /* transfer length high */ 507 ess_setmixer(sc, 0x76, (len & 0xff00) >> 8); 508 /* autoinit, 4 bytes/req */ 509 ess_setmixer(sc, 0x78, 0x90); 510 fmtval = b16 | (stereo << 1) | (unsign << 2); 511 /* enable irq, set format */ 512 ess_setmixer(sc, 0x7a, 0x40 | fmtval); 513 if (sc->newspeed) { 514 /* sample rate */ 515 ess_setmixer(sc, 0x70, spdval); 516 /* filter cutoff */ 517 ess_setmixer(sc, 0x72, ess_calcfilter(spd)); 518 } 519 } 520 521 return 0; 522} 523static int 524ess_start(struct ess_chinfo *ch) 525{ 526 struct ess_info *sc = ch->parent; 527 int play = (ch->dir == PCMDIR_PLAY)? 1 : 0; 528 529 ess_lock(sc); 530 ess_setupch(sc, ch->hwch, ch->dir, ch->spd, ch->fmt, ch->blksz); 531 ch->stopping = 0; 532 if (ch->hwch == 1) 533 ess_write(sc, 0xb8, ess_read(sc, 0xb8) | 0x01); 534 else 535 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) | 0x03); 536 if (play) 537 ess_cmd(sc, DSP_CMD_SPKON); 538 ess_unlock(sc); 539 return 0; 540} 541 542static int 543ess_stop(struct ess_chinfo *ch) 544{ 545 struct ess_info *sc = ch->parent; 546 int play = (ch->dir == PCMDIR_PLAY)? 1 : 0; 547 548 ess_lock(sc); 549 ch->stopping = 1; 550 if (ch->hwch == 1) 551 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x04); 552 else 553 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x10); 554 if (play) 555 ess_cmd(sc, DSP_CMD_SPKOFF); 556 ess_unlock(sc); 557 return 0; 558} 559 560/* -------------------------------------------------------------------- */ 561/* channel interface for ESS18xx */ 562static void * 563esschan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 564{ 565 struct ess_info *sc = devinfo; 566 struct ess_chinfo *ch = (dir == PCMDIR_PLAY)? &sc->pch : &sc->rch; 567 568 ch->parent = sc; 569 ch->channel = c; 570 ch->buffer = b; 571 if (sndbuf_alloc(ch->buffer, sc->parent_dmat, 0, sc->bufsize) != 0) 572 return NULL; 573 ch->dir = dir; 574 ch->hwch = 1; 575 if ((dir == PCMDIR_PLAY) && (sc->duplex)) 576 ch->hwch = 2; 577 sndbuf_dmasetup(ch->buffer, (ch->hwch == 1)? sc->drq1 : sc->drq2); 578 return ch; 579} 580 581static int 582esschan_setformat(kobj_t obj, void *data, u_int32_t format) 583{ 584 struct ess_chinfo *ch = data; 585 586 ch->fmt = format; 587 return 0; 588} 589 590static u_int32_t 591esschan_setspeed(kobj_t obj, void *data, u_int32_t speed) 592{ 593 struct ess_chinfo *ch = data; 594 struct ess_info *sc = ch->parent; 595 596 ch->spd = speed; 597 if (sc->newspeed) 598 ess_calcspeed9(&ch->spd); 599 else 600 ess_calcspeed8(&ch->spd); 601 return ch->spd; 602} 603 604static u_int32_t 605esschan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) 606{ 607 struct ess_chinfo *ch = data; 608 609 ch->blksz = blocksize; 610 return ch->blksz; 611} 612 613static int 614esschan_trigger(kobj_t obj, void *data, int go) 615{ 616 struct ess_chinfo *ch = data; 617 618 if (!PCMTRIG_COMMON(go)) 619 return 0; 620 621 switch (go) { 622 case PCMTRIG_START: 623 ch->run = 1; 624 sndbuf_dma(ch->buffer, go); 625 ess_start(ch); 626 break; 627 628 case PCMTRIG_STOP: 629 case PCMTRIG_ABORT: 630 default: 631 ess_stop(ch); 632 break; 633 } 634 return 0; 635} 636 637static u_int32_t 638esschan_getptr(kobj_t obj, void *data) 639{ 640 struct ess_chinfo *ch = data; 641 642 return sndbuf_dmaptr(ch->buffer); 643} 644 645static struct pcmchan_caps * 646esschan_getcaps(kobj_t obj, void *data) 647{ 648 struct ess_chinfo *ch = data; 649 650 return (ch->dir == PCMDIR_PLAY)? &ess_playcaps : &ess_reccaps; 651} 652 653static kobj_method_t esschan_methods[] = { 654 KOBJMETHOD(channel_init, esschan_init), 655 KOBJMETHOD(channel_setformat, esschan_setformat), 656 KOBJMETHOD(channel_setspeed, esschan_setspeed), 657 KOBJMETHOD(channel_setblocksize, esschan_setblocksize), 658 KOBJMETHOD(channel_trigger, esschan_trigger), 659 KOBJMETHOD(channel_getptr, esschan_getptr), 660 KOBJMETHOD(channel_getcaps, esschan_getcaps), 661 KOBJMETHOD_END 662}; 663CHANNEL_DECLARE(esschan); 664 665/************************************************************/ 666 667static int 668essmix_init(struct snd_mixer *m) 669{ 670 struct ess_info *sc = mix_getdevinfo(m); 671 672 mix_setrecdevs(m, SOUND_MASK_CD | SOUND_MASK_MIC | SOUND_MASK_LINE | 673 SOUND_MASK_IMIX); 674 675 mix_setdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_LINE | 676 SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_VOLUME | 677 SOUND_MASK_LINE1 | SOUND_MASK_SPEAKER); 678 679 ess_setmixer(sc, 0, 0); /* reset */ 680 681 return 0; 682} 683 684static int 685essmix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right) 686{ 687 struct ess_info *sc = mix_getdevinfo(m); 688 int preg = 0, rreg = 0, l, r; 689 690 l = (left * 15) / 100; 691 r = (right * 15) / 100; 692 switch (dev) { 693 case SOUND_MIXER_SYNTH: 694 preg = 0x36; 695 rreg = 0x6b; 696 break; 697 698 case SOUND_MIXER_PCM: 699 preg = 0x14; 700 rreg = 0x7c; 701 break; 702 703 case SOUND_MIXER_LINE: 704 preg = 0x3e; 705 rreg = 0x6e; 706 break; 707 708 case SOUND_MIXER_MIC: 709 preg = 0x1a; 710 rreg = 0x68; 711 break; 712 713 case SOUND_MIXER_LINE1: 714 preg = 0x3a; 715 rreg = 0x6c; 716 break; 717 718 case SOUND_MIXER_CD: 719 preg = 0x38; 720 rreg = 0x6a; 721 break; 722 723 case SOUND_MIXER_SPEAKER: 724 preg = 0x3c; 725 break; 726 727 case SOUND_MIXER_VOLUME: 728 l = left? (left * 63) / 100 : 64; 729 r = right? (right * 63) / 100 : 64; 730 ess_setmixer(sc, 0x60, l); 731 ess_setmixer(sc, 0x62, r); 732 left = (l == 64)? 0 : (l * 100) / 63; 733 right = (r == 64)? 0 : (r * 100) / 63; 734 return left | (right << 8); 735 } 736 737 if (preg) 738 ess_setmixer(sc, preg, (l << 4) | r); 739 if (rreg) 740 ess_setmixer(sc, rreg, (l << 4) | r); 741 742 left = (l * 100) / 15; 743 right = (r * 100) / 15; 744 745 return left | (right << 8); 746} 747 748static u_int32_t 749essmix_setrecsrc(struct snd_mixer *m, u_int32_t src) 750{ 751 struct ess_info *sc = mix_getdevinfo(m); 752 u_char recdev; 753 754 switch (src) { 755 case SOUND_MASK_CD: 756 recdev = 0x02; 757 break; 758 759 case SOUND_MASK_LINE: 760 recdev = 0x06; 761 break; 762 763 case SOUND_MASK_IMIX: 764 recdev = 0x05; 765 break; 766 767 case SOUND_MASK_MIC: 768 default: 769 recdev = 0x00; 770 src = SOUND_MASK_MIC; 771 break; 772 } 773 774 ess_setmixer(sc, 0x1c, recdev); 775 776 return src; 777} 778 779static kobj_method_t essmixer_methods[] = { 780 KOBJMETHOD(mixer_init, essmix_init), 781 KOBJMETHOD(mixer_set, essmix_set), 782 KOBJMETHOD(mixer_setrecsrc, essmix_setrecsrc), 783 KOBJMETHOD_END 784}; 785MIXER_DECLARE(essmixer); 786 787/************************************************************/ 788 789static int 790ess_probe(device_t dev) 791{ 792 uintptr_t func, ver, r, f; 793 794 /* The parent device has already been probed. */ 795 r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func); 796 if (func != SCF_PCM) 797 return (ENXIO); 798 799 r = BUS_READ_IVAR(device_get_parent(dev), dev, 1, &ver); 800 f = (ver & 0xffff0000) >> 16; 801 if (!(f & BD_F_ESS)) 802 return (ENXIO); 803 804 device_set_desc(dev, "ESS 18xx DSP"); 805 806 return 0; 807} 808 809static int 810ess_attach(device_t dev) 811{ 812 struct ess_info *sc; 813 char status[SND_STATUSLEN], buf[64]; 814 int ver; 815 816 sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO); 817 sc->parent_dev = device_get_parent(dev); 818 sc->bufsize = pcm_getbuffersize(dev, 4096, ESS_BUFFSIZE, 65536); 819 if (ess_alloc_resources(sc, dev)) 820 goto no; 821 if (ess_reset_dsp(sc)) 822 goto no; 823 if (mixer_init(dev, &essmixer_class, sc)) 824 goto no; 825 826 sc->duplex = 0; 827 sc->newspeed = 0; 828 ver = (ess_getmixer(sc, 0x40) << 8) | ess_rd(sc, SB_MIX_DATA); 829 snprintf(buf, sizeof buf, "ESS %x DSP", ver); 830 device_set_desc_copy(dev, buf); 831 if (bootverbose) 832 device_printf(dev, "ESS%x detected", ver); 833 834 switch (ver) { 835 case 0x1869: 836 case 0x1879: 837#ifdef ESS18XX_DUPLEX 838 sc->duplex = sc->drq2? 1 : 0; 839#endif 840#ifdef ESS18XX_NEWSPEED 841 sc->newspeed = 1; 842#endif 843 break; 844 } 845 if (bootverbose) 846 printf("%s%s\n", sc->duplex? ", duplex" : "", 847 sc->newspeed? ", newspeed" : ""); 848 849 if (sc->newspeed) 850 ess_setmixer(sc, 0x71, 0x22); 851 852 snd_setup_intr(dev, sc->irq, 0, ess_intr, sc, &sc->ih); 853 if (!sc->duplex) 854 pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX); 855 856 if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2, 857 /*boundary*/0, 858 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT, 859 /*highaddr*/BUS_SPACE_MAXADDR, 860 /*filter*/NULL, /*filterarg*/NULL, 861 /*maxsize*/sc->bufsize, /*nsegments*/1, 862 /*maxsegz*/0x3ffff, 863 /*flags*/0, /*lockfunc*/busdma_lock_mutex, 864 /*lockarg*/&Giant, &sc->parent_dmat) != 0) { 865 device_printf(dev, "unable to create dma tag\n"); 866 goto no; 867 } 868 869 if (sc->drq2) 870 snprintf(buf, SND_STATUSLEN, ":%ld", rman_get_start(sc->drq2)); 871 else 872 buf[0] = '\0'; 873 874 snprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld drq %ld%s bufsz %u %s", 875 rman_get_start(sc->io_base), rman_get_start(sc->irq), 876 rman_get_start(sc->drq1), buf, sc->bufsize, 877 PCM_KLDSTRING(snd_ess)); 878 879 if (pcm_register(dev, sc, 1, 1)) 880 goto no; 881 pcm_addchan(dev, PCMDIR_REC, &esschan_class, sc); 882 pcm_addchan(dev, PCMDIR_PLAY, &esschan_class, sc); 883 pcm_setstatus(dev, status); 884 885 return 0; 886 887no: 888 ess_release_resources(sc, dev); 889 return ENXIO; 890} 891 892static int 893ess_detach(device_t dev) 894{ 895 int r; 896 struct ess_info *sc; 897 898 r = pcm_unregister(dev); 899 if (r) 900 return r; 901 902 sc = pcm_getdevinfo(dev); 903 ess_release_resources(sc, dev); 904 return 0; 905} 906 907static int 908ess_resume(device_t dev) 909{ 910 struct ess_info *sc; 911 912 sc = pcm_getdevinfo(dev); 913 914 if (ess_reset_dsp(sc)) { 915 device_printf(dev, "unable to reset DSP at resume\n"); 916 return ENXIO; 917 } 918 919 if (mixer_reinit(dev)) { 920 device_printf(dev, "unable to reinitialize mixer at resume\n"); 921 return ENXIO; 922 } 923 924 return 0; 925} 926 927static device_method_t ess_methods[] = { 928 /* Device interface */ 929 DEVMETHOD(device_probe, ess_probe), 930 DEVMETHOD(device_attach, ess_attach), 931 DEVMETHOD(device_detach, ess_detach), 932 DEVMETHOD(device_resume, ess_resume), 933 934 { 0, 0 } 935}; 936 937static driver_t ess_driver = { 938 "pcm", 939 ess_methods, 940 PCM_SOFTC_SIZE, 941}; 942 943DRIVER_MODULE(snd_ess, sbc, ess_driver, pcm_devclass, 0, 0); 944MODULE_DEPEND(snd_ess, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); 945MODULE_DEPEND(snd_ess, snd_sbc, 1, 1, 1); 946MODULE_VERSION(snd_ess, 1); 947 948/************************************************************/ 949 950static devclass_t esscontrol_devclass; 951 952static struct isa_pnp_id essc_ids[] = { 953 {0x06007316, "ESS Control"}, 954 {0} 955}; 956 957static int 958esscontrol_probe(device_t dev) 959{ 960 int i; 961 962 i = ISA_PNP_PROBE(device_get_parent(dev), dev, essc_ids); 963 if (i == 0) 964 device_quiet(dev); 965 return i; 966} 967 968static int 969esscontrol_attach(device_t dev) 970{ 971#ifdef notyet 972 struct resource *io; 973 int rid, i, x; 974 975 rid = 0; 976 io = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); 977 x = 0; 978 for (i = 0; i < 0x100; i++) { 979 port_wr(io, 0, i); 980 x = port_rd(io, 1); 981 if ((i & 0x0f) == 0) 982 printf("%3.3x: ", i); 983 printf("%2.2x ", x); 984 if ((i & 0x0f) == 0x0f) 985 printf("\n"); 986 } 987 bus_release_resource(dev, SYS_RES_IOPORT, 0, io); 988 io = NULL; 989#endif 990 991 return 0; 992} 993 994static int 995esscontrol_detach(device_t dev) 996{ 997 return 0; 998} 999 1000static device_method_t esscontrol_methods[] = { 1001 /* Device interface */ 1002 DEVMETHOD(device_probe, esscontrol_probe), 1003 DEVMETHOD(device_attach, esscontrol_attach), 1004 DEVMETHOD(device_detach, esscontrol_detach), 1005 1006 { 0, 0 } 1007}; 1008 1009static driver_t esscontrol_driver = { 1010 "esscontrol", 1011 esscontrol_methods, 1012 1, 1013}; 1014 1015DRIVER_MODULE(esscontrol, isa, esscontrol_driver, esscontrol_devclass, 0, 0); 1016DRIVER_MODULE(esscontrol, acpi, esscontrol_driver, esscontrol_devclass, 0, 0); 1017