1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 1999 Cameron Grant <cg@freebsd.org> 5 * Copyright (c) 1997,1998 Luigi Rizzo 6 * 7 * Derived from files in the Voxware 3.5 distribution, 8 * Copyright by Hannu Savolainen 1994, under the same copyright 9 * conditions. 10 * All rights reserved. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34#ifdef HAVE_KERNEL_OPTION_HEADERS 35#include "opt_snd.h" 36#endif 37 38#include <dev/sound/pcm/sound.h> 39 40#include <dev/sound/isa/sb.h> 41#include <dev/sound/chip.h> 42 43#include <isa/isavar.h> 44 45#include "mixer_if.h" 46 47SND_DECLARE_FILE("$FreeBSD$"); 48 49#define ESS_BUFFSIZE (4096) 50#define ABS(x) (((x) < 0)? -(x) : (x)) 51 52/* audio2 never generates irqs and sounds very noisy */ 53#undef ESS18XX_DUPLEX 54 55/* more accurate clocks and split audio1/audio2 rates */ 56#define ESS18XX_NEWSPEED 57 58static u_int32_t ess_pfmt[] = { 59 SND_FORMAT(AFMT_U8, 1, 0), 60 SND_FORMAT(AFMT_U8, 2, 0), 61 SND_FORMAT(AFMT_S8, 1, 0), 62 SND_FORMAT(AFMT_S8, 2, 0), 63 SND_FORMAT(AFMT_S16_LE, 1, 0), 64 SND_FORMAT(AFMT_S16_LE, 2, 0), 65 SND_FORMAT(AFMT_U16_LE, 1, 0), 66 SND_FORMAT(AFMT_U16_LE, 2, 0), 67 0 68}; 69 70static struct pcmchan_caps ess_playcaps = {6000, 48000, ess_pfmt, 0}; 71 72static u_int32_t ess_rfmt[] = { 73 SND_FORMAT(AFMT_U8, 1, 0), 74 SND_FORMAT(AFMT_U8, 2, 0), 75 SND_FORMAT(AFMT_S8, 1, 0), 76 SND_FORMAT(AFMT_S8, 2, 0), 77 SND_FORMAT(AFMT_S16_LE, 1, 0), 78 SND_FORMAT(AFMT_S16_LE, 2, 0), 79 SND_FORMAT(AFMT_U16_LE, 1, 0), 80 SND_FORMAT(AFMT_U16_LE, 2, 0), 81 0 82}; 83 84static struct pcmchan_caps ess_reccaps = {6000, 48000, ess_rfmt, 0}; 85 86struct ess_info; 87 88struct ess_chinfo { 89 struct ess_info *parent; 90 struct pcm_channel *channel; 91 struct snd_dbuf *buffer; 92 int dir, hwch, stopping, run; 93 u_int32_t fmt, spd, blksz; 94}; 95 96struct ess_info { 97 device_t parent_dev; 98 struct resource *io_base; /* I/O address for the board */ 99 struct resource *irq; 100 struct resource *drq1; 101 struct resource *drq2; 102 void *ih; 103 bus_dma_tag_t parent_dmat; 104 105 unsigned int bufsize; 106 int type; 107 unsigned int duplex:1, newspeed:1; 108 u_long bd_flags; /* board-specific flags */ 109 struct ess_chinfo pch, rch; 110}; 111 112#if 0 113static int ess_rd(struct ess_info *sc, int reg); 114static void ess_wr(struct ess_info *sc, int reg, u_int8_t val); 115static int ess_dspready(struct ess_info *sc); 116static int ess_cmd(struct ess_info *sc, u_char val); 117static int ess_cmd1(struct ess_info *sc, u_char cmd, int val); 118static int ess_get_byte(struct ess_info *sc); 119static void ess_setmixer(struct ess_info *sc, u_int port, u_int value); 120static int ess_getmixer(struct ess_info *sc, u_int port); 121static int ess_reset_dsp(struct ess_info *sc); 122 123static int ess_write(struct ess_info *sc, u_char reg, int val); 124static int ess_read(struct ess_info *sc, u_char reg); 125 126static void ess_intr(void *arg); 127static int ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len); 128static int ess_start(struct ess_chinfo *ch); 129static int ess_stop(struct ess_chinfo *ch); 130#endif 131 132/* 133 * Common code for the midi and pcm functions 134 * 135 * ess_cmd write a single byte to the CMD port. 136 * ess_cmd1 write a CMD + 1 byte arg 137 * ess_cmd2 write a CMD + 2 byte arg 138 * ess_get_byte returns a single byte from the DSP data port 139 * 140 * ess_write is actually ess_cmd1 141 * ess_read access ext. regs via ess_cmd(0xc0, reg) followed by ess_get_byte 142 */ 143 144static void 145ess_lock(struct ess_info *sc) { 146 sbc_lock(device_get_softc(sc->parent_dev)); 147} 148 149static void 150ess_unlock(struct ess_info *sc) { 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 = NULL; 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 = NULL; 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 = NULL; 305 } 306 if (sc->io_base) { 307 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->io_base); 308 sc->io_base = NULL; 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 spdval = (sc->newspeed)? ess_calcspeed9(&spd) : ess_calcspeed8(&spd); 470 len = -len; 471 472 if (ch == 1) { 473 KASSERT((dir == PCMDIR_PLAY) || (dir == PCMDIR_REC), ("ess_setupch: dir1 bad")); 474 /* transfer length low */ 475 ess_write(sc, 0xa4, len & 0x00ff); 476 /* transfer length high */ 477 ess_write(sc, 0xa5, (len & 0xff00) >> 8); 478 /* autoinit, dma dir */ 479 ess_write(sc, 0xb8, 0x04 | (play? 0x00 : 0x0a)); 480 /* mono/stereo */ 481 ess_write(sc, 0xa8, (ess_read(sc, 0xa8) & ~0x03) | (stereo? 0x01 : 0x02)); 482 /* demand mode, 4 bytes/xfer */ 483 ess_write(sc, 0xb9, 0x02); 484 /* sample rate */ 485 ess_write(sc, 0xa1, spdval); 486 /* filter cutoff */ 487 ess_write(sc, 0xa2, ess_calcfilter(spd)); 488 /* setup dac/adc */ 489 if (play) 490 ess_write(sc, 0xb6, unsign? 0x80 : 0x00); 491 /* mono, b16: signed, load signal */ 492 ess_write(sc, 0xb7, 0x51 | (unsign? 0x00 : 0x20)); 493 /* setup fifo */ 494 ess_write(sc, 0xb7, 0x90 | (unsign? 0x00 : 0x20) | 495 (b16? 0x04 : 0x00) | 496 (stereo? 0x08 : 0x40)); 497 /* irq control */ 498 ess_write(sc, 0xb1, (ess_read(sc, 0xb1) & 0x0f) | 0x50); 499 /* drq control */ 500 ess_write(sc, 0xb2, (ess_read(sc, 0xb2) & 0x0f) | 0x50); 501 } else if (ch == 2) { 502 KASSERT(dir == PCMDIR_PLAY, ("ess_setupch: dir2 bad")); 503 /* transfer length low */ 504 ess_setmixer(sc, 0x74, len & 0x00ff); 505 /* transfer length high */ 506 ess_setmixer(sc, 0x76, (len & 0xff00) >> 8); 507 /* autoinit, 4 bytes/req */ 508 ess_setmixer(sc, 0x78, 0x90); 509 fmtval = b16 | (stereo << 1) | (unsign << 2); 510 /* enable irq, set format */ 511 ess_setmixer(sc, 0x7a, 0x40 | fmtval); 512 if (sc->newspeed) { 513 /* sample rate */ 514 ess_setmixer(sc, 0x70, spdval); 515 /* filter cutoff */ 516 ess_setmixer(sc, 0x72, ess_calcfilter(spd)); 517 } 518 } 519 520 return 0; 521} 522static int 523ess_start(struct ess_chinfo *ch) 524{ 525 struct ess_info *sc = ch->parent; 526 int play = (ch->dir == PCMDIR_PLAY)? 1 : 0; 527 528 ess_lock(sc); 529 ess_setupch(sc, ch->hwch, ch->dir, ch->spd, ch->fmt, ch->blksz); 530 ch->stopping = 0; 531 if (ch->hwch == 1) 532 ess_write(sc, 0xb8, ess_read(sc, 0xb8) | 0x01); 533 else 534 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) | 0x03); 535 if (play) 536 ess_cmd(sc, DSP_CMD_SPKON); 537 ess_unlock(sc); 538 return 0; 539} 540 541static int 542ess_stop(struct ess_chinfo *ch) 543{ 544 struct ess_info *sc = ch->parent; 545 int play = (ch->dir == PCMDIR_PLAY)? 1 : 0; 546 547 ess_lock(sc); 548 ch->stopping = 1; 549 if (ch->hwch == 1) 550 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x04); 551 else 552 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x10); 553 if (play) 554 ess_cmd(sc, DSP_CMD_SPKOFF); 555 ess_unlock(sc); 556 return 0; 557} 558 559/* -------------------------------------------------------------------- */ 560/* channel interface for ESS18xx */ 561static void * 562esschan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 563{ 564 struct ess_info *sc = devinfo; 565 struct ess_chinfo *ch = (dir == PCMDIR_PLAY)? &sc->pch : &sc->rch; 566 567 ch->parent = sc; 568 ch->channel = c; 569 ch->buffer = b; 570 if (sndbuf_alloc(ch->buffer, sc->parent_dmat, 0, sc->bufsize) != 0) 571 return NULL; 572 ch->dir = dir; 573 ch->hwch = 1; 574 if ((dir == PCMDIR_PLAY) && (sc->duplex)) 575 ch->hwch = 2; 576 sndbuf_dmasetup(ch->buffer, (ch->hwch == 1)? sc->drq1 : sc->drq2); 577 return ch; 578} 579 580static int 581esschan_setformat(kobj_t obj, void *data, u_int32_t format) 582{ 583 struct ess_chinfo *ch = data; 584 585 ch->fmt = format; 586 return 0; 587} 588 589static u_int32_t 590esschan_setspeed(kobj_t obj, void *data, u_int32_t speed) 591{ 592 struct ess_chinfo *ch = data; 593 struct ess_info *sc = ch->parent; 594 595 ch->spd = speed; 596 if (sc->newspeed) 597 ess_calcspeed9(&ch->spd); 598 else 599 ess_calcspeed8(&ch->spd); 600 return ch->spd; 601} 602 603static u_int32_t 604esschan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) 605{ 606 struct ess_chinfo *ch = data; 607 608 ch->blksz = blocksize; 609 return ch->blksz; 610} 611 612static int 613esschan_trigger(kobj_t obj, void *data, int go) 614{ 615 struct ess_chinfo *ch = data; 616 617 if (!PCMTRIG_COMMON(go)) 618 return 0; 619 620 switch (go) { 621 case PCMTRIG_START: 622 ch->run = 1; 623 sndbuf_dma(ch->buffer, go); 624 ess_start(ch); 625 break; 626 627 case PCMTRIG_STOP: 628 case PCMTRIG_ABORT: 629 default: 630 ess_stop(ch); 631 break; 632 } 633 return 0; 634} 635 636static u_int32_t 637esschan_getptr(kobj_t obj, void *data) 638{ 639 struct ess_chinfo *ch = data; 640 641 return sndbuf_dmaptr(ch->buffer); 642} 643 644static struct pcmchan_caps * 645esschan_getcaps(kobj_t obj, void *data) 646{ 647 struct ess_chinfo *ch = data; 648 649 return (ch->dir == PCMDIR_PLAY)? &ess_playcaps : &ess_reccaps; 650} 651 652static kobj_method_t esschan_methods[] = { 653 KOBJMETHOD(channel_init, esschan_init), 654 KOBJMETHOD(channel_setformat, esschan_setformat), 655 KOBJMETHOD(channel_setspeed, esschan_setspeed), 656 KOBJMETHOD(channel_setblocksize, esschan_setblocksize), 657 KOBJMETHOD(channel_trigger, esschan_trigger), 658 KOBJMETHOD(channel_getptr, esschan_getptr), 659 KOBJMETHOD(channel_getcaps, esschan_getcaps), 660 KOBJMETHOD_END 661}; 662CHANNEL_DECLARE(esschan); 663 664/************************************************************/ 665 666static int 667essmix_init(struct snd_mixer *m) 668{ 669 struct ess_info *sc = mix_getdevinfo(m); 670 671 mix_setrecdevs(m, SOUND_MASK_CD | SOUND_MASK_MIC | SOUND_MASK_LINE | 672 SOUND_MASK_IMIX); 673 674 mix_setdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_LINE | 675 SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_VOLUME | 676 SOUND_MASK_LINE1 | SOUND_MASK_SPEAKER); 677 678 ess_setmixer(sc, 0, 0); /* reset */ 679 680 return 0; 681} 682 683static int 684essmix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right) 685{ 686 struct ess_info *sc = mix_getdevinfo(m); 687 int preg = 0, rreg = 0, l, r; 688 689 l = (left * 15) / 100; 690 r = (right * 15) / 100; 691 switch (dev) { 692 case SOUND_MIXER_SYNTH: 693 preg = 0x36; 694 rreg = 0x6b; 695 break; 696 697 case SOUND_MIXER_PCM: 698 preg = 0x14; 699 rreg = 0x7c; 700 break; 701 702 case SOUND_MIXER_LINE: 703 preg = 0x3e; 704 rreg = 0x6e; 705 break; 706 707 case SOUND_MIXER_MIC: 708 preg = 0x1a; 709 rreg = 0x68; 710 break; 711 712 case SOUND_MIXER_LINE1: 713 preg = 0x3a; 714 rreg = 0x6c; 715 break; 716 717 case SOUND_MIXER_CD: 718 preg = 0x38; 719 rreg = 0x6a; 720 break; 721 722 case SOUND_MIXER_SPEAKER: 723 preg = 0x3c; 724 break; 725 726 case SOUND_MIXER_VOLUME: 727 l = left? (left * 63) / 100 : 64; 728 r = right? (right * 63) / 100 : 64; 729 ess_setmixer(sc, 0x60, l); 730 ess_setmixer(sc, 0x62, r); 731 left = (l == 64)? 0 : (l * 100) / 63; 732 right = (r == 64)? 0 : (r * 100) / 63; 733 return left | (right << 8); 734 } 735 736 if (preg) 737 ess_setmixer(sc, preg, (l << 4) | r); 738 if (rreg) 739 ess_setmixer(sc, rreg, (l << 4) | r); 740 741 left = (l * 100) / 15; 742 right = (r * 100) / 15; 743 744 return left | (right << 8); 745} 746 747static u_int32_t 748essmix_setrecsrc(struct snd_mixer *m, u_int32_t src) 749{ 750 struct ess_info *sc = mix_getdevinfo(m); 751 u_char recdev; 752 753 switch (src) { 754 case SOUND_MASK_CD: 755 recdev = 0x02; 756 break; 757 758 case SOUND_MASK_LINE: 759 recdev = 0x06; 760 break; 761 762 case SOUND_MASK_IMIX: 763 recdev = 0x05; 764 break; 765 766 case SOUND_MASK_MIC: 767 default: 768 recdev = 0x00; 769 src = SOUND_MASK_MIC; 770 break; 771 } 772 773 ess_setmixer(sc, 0x1c, recdev); 774 775 return src; 776} 777 778static kobj_method_t essmixer_methods[] = { 779 KOBJMETHOD(mixer_init, essmix_init), 780 KOBJMETHOD(mixer_set, essmix_set), 781 KOBJMETHOD(mixer_setrecsrc, essmix_setrecsrc), 782 KOBJMETHOD_END 783}; 784MIXER_DECLARE(essmixer); 785 786/************************************************************/ 787 788static int 789ess_probe(device_t dev) 790{ 791 uintptr_t func, ver, r, f; 792 793 /* The parent device has already been probed. */ 794 r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func); 795 if (func != SCF_PCM) 796 return (ENXIO); 797 798 r = BUS_READ_IVAR(device_get_parent(dev), dev, 1, &ver); 799 f = (ver & 0xffff0000) >> 16; 800 if (!(f & BD_F_ESS)) 801 return (ENXIO); 802 803 device_set_desc(dev, "ESS 18xx DSP"); 804 805 return 0; 806} 807 808static int 809ess_attach(device_t dev) 810{ 811 struct ess_info *sc; 812 char status[SND_STATUSLEN], buf[64]; 813 int ver; 814 815 sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO); 816 sc->parent_dev = device_get_parent(dev); 817 sc->bufsize = pcm_getbuffersize(dev, 4096, ESS_BUFFSIZE, 65536); 818 if (ess_alloc_resources(sc, dev)) 819 goto no; 820 if (ess_reset_dsp(sc)) 821 goto no; 822 if (mixer_init(dev, &essmixer_class, sc)) 823 goto no; 824 825 sc->duplex = 0; 826 sc->newspeed = 0; 827 ver = (ess_getmixer(sc, 0x40) << 8) | ess_rd(sc, SB_MIX_DATA); 828 snprintf(buf, sizeof buf, "ESS %x DSP", ver); 829 device_set_desc_copy(dev, buf); 830 if (bootverbose) 831 device_printf(dev, "ESS%x detected", ver); 832 833 switch (ver) { 834 case 0x1869: 835 case 0x1879: 836#ifdef ESS18XX_DUPLEX 837 sc->duplex = sc->drq2? 1 : 0; 838#endif 839#ifdef ESS18XX_NEWSPEED 840 sc->newspeed = 1; 841#endif 842 break; 843 } 844 if (bootverbose) 845 printf("%s%s\n", sc->duplex? ", duplex" : "", 846 sc->newspeed? ", newspeed" : ""); 847 848 if (sc->newspeed) 849 ess_setmixer(sc, 0x71, 0x22); 850 851 snd_setup_intr(dev, sc->irq, 0, ess_intr, sc, &sc->ih); 852 if (!sc->duplex) 853 pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX); 854 855 if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2, 856 /*boundary*/0, 857 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT, 858 /*highaddr*/BUS_SPACE_MAXADDR, 859 /*filter*/NULL, /*filterarg*/NULL, 860 /*maxsize*/sc->bufsize, /*nsegments*/1, 861 /*maxsegz*/0x3ffff, 862 /*flags*/0, /*lockfunc*/busdma_lock_mutex, 863 /*lockarg*/&Giant, &sc->parent_dmat) != 0) { 864 device_printf(dev, "unable to create dma tag\n"); 865 goto no; 866 } 867 868 if (sc->drq2) 869 snprintf(buf, SND_STATUSLEN, ":%jd", rman_get_start(sc->drq2)); 870 else 871 buf[0] = '\0'; 872 873 snprintf(status, SND_STATUSLEN, "at io 0x%jx irq %jd drq %jd%s bufsz %u %s", 874 rman_get_start(sc->io_base), rman_get_start(sc->irq), 875 rman_get_start(sc->drq1), buf, sc->bufsize, 876 PCM_KLDSTRING(snd_ess)); 877 878 if (pcm_register(dev, sc, 1, 1)) 879 goto no; 880 pcm_addchan(dev, PCMDIR_REC, &esschan_class, sc); 881 pcm_addchan(dev, PCMDIR_PLAY, &esschan_class, sc); 882 pcm_setstatus(dev, status); 883 884 return 0; 885 886no: 887 ess_release_resources(sc, dev); 888 return ENXIO; 889} 890 891static int 892ess_detach(device_t dev) 893{ 894 int r; 895 struct ess_info *sc; 896 897 r = pcm_unregister(dev); 898 if (r) 899 return r; 900 901 sc = pcm_getdevinfo(dev); 902 ess_release_resources(sc, dev); 903 return 0; 904} 905 906static int 907ess_resume(device_t dev) 908{ 909 struct ess_info *sc; 910 911 sc = pcm_getdevinfo(dev); 912 913 if (ess_reset_dsp(sc)) { 914 device_printf(dev, "unable to reset DSP at resume\n"); 915 return ENXIO; 916 } 917 918 if (mixer_reinit(dev)) { 919 device_printf(dev, "unable to reinitialize mixer at resume\n"); 920 return ENXIO; 921 } 922 923 return 0; 924} 925 926static device_method_t ess_methods[] = { 927 /* Device interface */ 928 DEVMETHOD(device_probe, ess_probe), 929 DEVMETHOD(device_attach, ess_attach), 930 DEVMETHOD(device_detach, ess_detach), 931 DEVMETHOD(device_resume, ess_resume), 932 { 0, 0 } 933}; 934 935static driver_t ess_driver = { 936 "pcm", 937 ess_methods, 938 PCM_SOFTC_SIZE, 939}; 940 941DRIVER_MODULE(snd_ess, sbc, ess_driver, pcm_devclass, 0, 0); 942MODULE_DEPEND(snd_ess, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); 943MODULE_DEPEND(snd_ess, snd_sbc, 1, 1, 1); 944MODULE_VERSION(snd_ess, 1); 945 946/************************************************************/ 947 948static devclass_t esscontrol_devclass; 949 950static struct isa_pnp_id essc_ids[] = { 951 {0x06007316, "ESS Control"}, 952 {0} 953}; 954 955static int 956esscontrol_probe(device_t dev) 957{ 958 int i; 959 960 i = ISA_PNP_PROBE(device_get_parent(dev), dev, essc_ids); 961 if (i == 0) 962 device_quiet(dev); 963 return i; 964} 965 966static int 967esscontrol_attach(device_t dev) 968{ 969#ifdef notyet 970 struct resource *io; 971 int rid, i, x; 972 973 rid = 0; 974 io = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); 975 x = 0; 976 for (i = 0; i < 0x100; i++) { 977 port_wr(io, 0, i); 978 x = port_rd(io, 1); 979 if ((i & 0x0f) == 0) 980 printf("%3.3x: ", i); 981 printf("%2.2x ", x); 982 if ((i & 0x0f) == 0x0f) 983 printf("\n"); 984 } 985 bus_release_resource(dev, SYS_RES_IOPORT, 0, io); 986 io = NULL; 987#endif 988 989 return 0; 990} 991 992static int 993esscontrol_detach(device_t dev) 994{ 995 return 0; 996} 997 998static device_method_t esscontrol_methods[] = { 999 /* Device interface */ 1000 DEVMETHOD(device_probe, esscontrol_probe), 1001 DEVMETHOD(device_attach, esscontrol_attach), 1002 DEVMETHOD(device_detach, esscontrol_detach), 1003 { 0, 0 } 1004}; 1005 1006static driver_t esscontrol_driver = { 1007 "esscontrol", 1008 esscontrol_methods, 1009 1, 1010}; 1011 1012DRIVER_MODULE(esscontrol, isa, esscontrol_driver, esscontrol_devclass, 0, 0); 1013DRIVER_MODULE(esscontrol, acpi, esscontrol_driver, esscontrol_devclass, 0, 0); 1014ISA_PNP_INFO(essc_ids); 1015