esa.c revision 1.49
1 /* $NetBSD: esa.c,v 1.49 2008/05/13 19:24:06 jmcneill Exp $ */ 2 3 /* 4 * Copyright (c) 2001-2008 Jared D. McNeill <jmcneill (at) invisible.ca> 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 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 /* 29 * ESS Allegro-1 / Maestro3 Audio Driver 30 * 31 * Based on the FreeBSD maestro3 driver and the NetBSD eap driver. 32 * Original driver by Don Kim. 33 * 34 * The list management code could possibly be written better, but what 35 * we have right now does the job nicely. Thanks to Zach Brown <zab (at) zabbo.net> 36 * and Andrew MacDonald <amac (at) epsilon.yi.org> for helping me debug the 37 * problems with the original list management code present in the Linux 38 * driver. 39 */ 40 41 #include <sys/cdefs.h> 42 __KERNEL_RCSID(0, "$NetBSD: esa.c,v 1.49 2008/05/13 19:24:06 jmcneill Exp $"); 43 44 #include <sys/types.h> 45 #include <sys/errno.h> 46 #include <sys/null.h> 47 #include <sys/param.h> 48 #include <sys/systm.h> 49 #include <sys/malloc.h> 50 #include <sys/device.h> 51 #include <sys/conf.h> 52 #include <sys/exec.h> 53 #include <sys/select.h> 54 #include <sys/audioio.h> 55 56 #include <sys/bus.h> 57 #include <sys/intr.h> 58 59 #include <dev/pci/pcidevs.h> 60 #include <dev/pci/pcivar.h> 61 62 #include <dev/audio_if.h> 63 #include <dev/mulaw.h> 64 #include <dev/auconv.h> 65 #include <dev/ic/ac97var.h> 66 #include <dev/ic/ac97reg.h> 67 68 #include <dev/pci/esareg.h> 69 #include <dev/pci/esadsp.h> 70 #include <dev/pci/esavar.h> 71 72 #define PCI_CBIO 0x10 73 74 #define ESA_DAC_DATA 0x1100 75 76 enum { 77 ESS_ALLEGRO1, 78 ESS_MAESTRO3 79 }; 80 81 static const struct esa_card_type { 82 uint16_t pci_vendor_id; 83 uint16_t pci_product_id; 84 int type; 85 int delay1, delay2; 86 } esa_card_types[] = { 87 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ALLEGRO1, 88 ESS_ALLEGRO1, 50, 800 }, 89 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 90 ESS_MAESTRO3, 20, 500 }, 91 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 92 ESS_MAESTRO3, 20, 500 }, 93 { 0, 0, 0, 0, 0 } 94 }; 95 96 static struct audio_device esa_device = { 97 "ESS Allegro", 98 "", 99 "esa" 100 }; 101 102 static int esa_match(device_t, struct cfdata *, void *); 103 static void esa_attach(device_t, device_t, void *); 104 static int esa_detach(device_t, int); 105 static void esa_childdet(device_t, device_t); 106 107 /* audio(9) functions */ 108 static int esa_query_encoding(void *, struct audio_encoding *); 109 static int esa_set_params(void *, int, int, audio_params_t *, 110 audio_params_t *, stream_filter_list_t *, 111 stream_filter_list_t *); 112 static int esa_round_blocksize(void *, int, int, 113 const audio_params_t *); 114 static int esa_commit_settings(void *); 115 static int esa_halt_output(void *); 116 static int esa_halt_input(void *); 117 static int esa_set_port(void *, mixer_ctrl_t *); 118 static int esa_get_port(void *, mixer_ctrl_t *); 119 static int esa_query_devinfo(void *, mixer_devinfo_t *); 120 static void * esa_malloc(void *, int, size_t, struct malloc_type *, 121 int); 122 static void esa_free(void *, void *, struct malloc_type *); 123 static int esa_getdev(void *, struct audio_device *); 124 static size_t esa_round_buffersize(void *, int, size_t); 125 static int esa_get_props(void *); 126 static int esa_trigger_output(void *, void *, void *, int, 127 void (*)(void *), void *, 128 const audio_params_t *); 129 static int esa_trigger_input(void *, void *, void *, int, 130 void (*)(void *), void *, 131 const audio_params_t *); 132 133 static int esa_intr(void *); 134 static int esa_allocmem(struct esa_softc *, size_t, size_t, 135 struct esa_dma *); 136 static int esa_freemem(struct esa_softc *, struct esa_dma *); 137 static paddr_t esa_mappage(void *, void *, off_t, int); 138 139 /* Supporting subroutines */ 140 static uint16_t esa_read_assp(struct esa_softc *, uint16_t, uint16_t); 141 static void esa_write_assp(struct esa_softc *, uint16_t, uint16_t, 142 uint16_t); 143 static int esa_init_codec(struct esa_softc *); 144 static int esa_attach_codec(void *, struct ac97_codec_if *); 145 static int esa_read_codec(void *, uint8_t, uint16_t *); 146 static int esa_write_codec(void *, uint8_t, uint16_t); 147 static int esa_reset_codec(void *); 148 static enum ac97_host_flags esa_flags_codec(void *); 149 static int esa_wait(struct esa_softc *); 150 static int esa_init(struct esa_softc *); 151 static void esa_config(struct esa_softc *); 152 static uint8_t esa_assp_halt(struct esa_softc *); 153 static void esa_codec_reset(struct esa_softc *); 154 static int esa_amp_enable(struct esa_softc *); 155 static void esa_enable_interrupts(struct esa_softc *); 156 static uint32_t esa_get_pointer(struct esa_softc *, 157 struct esa_channel *); 158 159 /* list management */ 160 static int esa_add_list(struct esa_voice *, struct esa_list *, 161 uint16_t, int); 162 static void esa_remove_list(struct esa_voice *, struct esa_list *, 163 int); 164 165 /* power management */ 166 static bool esa_suspend(device_t PMF_FN_PROTO); 167 static bool esa_resume(device_t PMF_FN_PROTO); 168 169 170 #define ESA_NENCODINGS 8 171 static audio_encoding_t esa_encoding[ESA_NENCODINGS] = { 172 { 0, AudioEulinear, AUDIO_ENCODING_ULINEAR, 8, 0 }, 173 { 1, AudioEmulaw, AUDIO_ENCODING_ULAW, 8, 174 AUDIO_ENCODINGFLAG_EMULATED }, 175 { 2, AudioEalaw, AUDIO_ENCODING_ALAW, 8, AUDIO_ENCODINGFLAG_EMULATED }, 176 { 3, AudioEslinear, AUDIO_ENCODING_SLINEAR, 8, 177 AUDIO_ENCODINGFLAG_EMULATED }, /* XXX: Are you sure? */ 178 { 4, AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16, 0 }, 179 { 5, AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16, 180 AUDIO_ENCODINGFLAG_EMULATED }, 181 { 6, AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16, 182 AUDIO_ENCODINGFLAG_EMULATED }, 183 { 7, AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16, 184 AUDIO_ENCODINGFLAG_EMULATED } 185 }; 186 187 #define ESA_NFORMATS 4 188 static const struct audio_format esa_formats[ESA_NFORMATS] = { 189 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 190 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 191 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 192 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 193 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 194 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 195 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 196 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 197 }; 198 199 static const struct audio_hw_if esa_hw_if = { 200 NULL, /* open */ 201 NULL, /* close */ 202 NULL, /* drain */ 203 esa_query_encoding, 204 esa_set_params, 205 esa_round_blocksize, 206 esa_commit_settings, 207 NULL, /* init_output */ 208 NULL, /* init_input */ 209 NULL, /* start_output */ 210 NULL, /* start_input */ 211 esa_halt_output, 212 esa_halt_input, 213 NULL, /* speaker_ctl */ 214 esa_getdev, 215 NULL, /* getfd */ 216 esa_set_port, 217 esa_get_port, 218 esa_query_devinfo, 219 esa_malloc, 220 esa_free, 221 esa_round_buffersize, 222 esa_mappage, 223 esa_get_props, 224 esa_trigger_output, 225 esa_trigger_input, 226 NULL, /* dev_ioctl */ 227 NULL, /* powerstate */ 228 }; 229 230 CFATTACH_DECL2_NEW(esa, sizeof(struct esa_softc), esa_match, esa_attach, 231 esa_detach, NULL, NULL, esa_childdet); 232 233 /* 234 * audio(9) functions 235 */ 236 237 static int 238 esa_query_encoding(void *hdl, struct audio_encoding *ae) 239 { 240 241 if (ae->index < 0 || ae->index >= ESA_NENCODINGS) 242 return EINVAL; 243 *ae = esa_encoding[ae->index]; 244 245 return 0; 246 } 247 248 static int 249 esa_set_params(void *hdl, int setmode, int usemode, 250 audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil, 251 stream_filter_list_t *rfil) 252 { 253 struct esa_voice *vc; 254 struct esa_channel *ch; 255 struct audio_params *p; 256 stream_filter_list_t *fil; 257 int mode, i; 258 259 vc = hdl; 260 for (mode = AUMODE_RECORD; mode != -1; 261 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 262 if ((setmode & mode) == 0) 263 continue; 264 265 switch (mode) { 266 case AUMODE_PLAY: 267 p = play; 268 ch = &vc->play; 269 fil = pfil; 270 break; 271 case AUMODE_RECORD: 272 p = rec; 273 ch = &vc->rec; 274 fil = rfil; 275 break; 276 default: 277 return EINVAL; 278 } 279 280 if (p->sample_rate < ESA_MINRATE || 281 p->sample_rate > ESA_MAXRATE || 282 (p->precision != 8 && p->precision != 16) || 283 (p->channels < 1 || p->channels > 2)) 284 return EINVAL; 285 286 i = auconv_set_converter(esa_formats, ESA_NFORMATS, 287 mode, p, FALSE, fil); 288 if (i < 0) 289 return EINVAL; 290 if (fil->req_size > 0) 291 p = &fil->filters[0].param; 292 ch->mode = *p; 293 } 294 295 return 0; 296 } 297 298 static int 299 esa_commit_settings(void *hdl) 300 { 301 struct esa_voice *vc; 302 struct esa_softc *sc; 303 const audio_params_t *p; 304 const audio_params_t *r; 305 uint32_t data; 306 uint32_t freq; 307 int data_bytes; 308 309 vc = hdl; 310 sc = device_private(vc->parent); 311 p = &vc->play.mode; 312 r = &vc->rec.mode; 313 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 314 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 315 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 316 &~ 255; 317 /* playback */ 318 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * vc->index); 319 if (p->channels == 1) 320 data = 1; 321 else 322 data = 0; 323 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 324 vc->play.data_offset + ESA_SRC3_MODE_OFFSET, 325 data); 326 if (p->precision == 8) 327 data = 1; 328 else 329 data = 0; 330 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 331 vc->play.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 332 data); 333 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 334 freq--; 335 } 336 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 337 vc->play.data_offset + ESA_CDATA_FREQUENCY, freq); 338 339 /* recording */ 340 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * vc->index) + 341 (data_bytes / 2); 342 if (r->channels == 1) 343 data = 1; 344 else 345 data = 0; 346 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 347 vc->rec.data_offset + ESA_SRC3_MODE_OFFSET, 348 data); 349 if (r->precision == 8) 350 data = 1; 351 else 352 data = 0; 353 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 354 vc->rec.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 355 data); 356 if ((freq = ((r->sample_rate << 15) + 24000) / 48000) != 0) { 357 freq--; 358 } 359 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 360 vc->rec.data_offset + ESA_CDATA_FREQUENCY, freq); 361 362 return 0; 363 }; 364 365 static int 366 esa_round_blocksize(void *hdl, int bs, int mode, 367 const audio_params_t *param) 368 { 369 370 return bs & ~0x20; /* Be conservative; align to 32 bytes */ 371 } 372 373 static int 374 esa_halt_output(void *hdl) 375 { 376 struct esa_voice *vc; 377 struct esa_softc *sc; 378 bus_space_tag_t iot; 379 bus_space_handle_t ioh; 380 uint16_t data; 381 382 vc = hdl; 383 sc = device_private(vc->parent); 384 iot = sc->sc_iot; 385 ioh = sc->sc_ioh; 386 if (vc->play.active == 0) 387 return 0; 388 389 vc->play.active = 0; 390 391 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 392 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 393 394 sc->sc_ntimers--; 395 if (sc->sc_ntimers == 0) { 396 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 397 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 398 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 399 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 400 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 401 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 402 data & ~ESA_CLKRUN_GEN_ENABLE); 403 } 404 405 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 406 ESA_KDATA_MIXER_TASK_NUMBER, 407 sc->mixer_list.indexmap[vc->index]); 408 /* remove ourselves from the packed lists */ 409 esa_remove_list(vc, &sc->mixer_list, vc->index); 410 esa_remove_list(vc, &sc->dma_list, vc->index); 411 esa_remove_list(vc, &sc->msrc_list, vc->index); 412 413 return 0; 414 } 415 416 static int 417 esa_halt_input(void *hdl) 418 { 419 struct esa_voice *vc; 420 struct esa_softc *sc; 421 bus_space_tag_t iot; 422 bus_space_handle_t ioh; 423 uint32_t data; 424 425 vc = hdl; 426 sc = device_private(vc->parent); 427 iot = sc->sc_iot; 428 ioh = sc->sc_ioh; 429 if (vc->rec.active == 0) 430 return 0; 431 432 vc->rec.active = 0; 433 434 sc->sc_ntimers--; 435 if (sc->sc_ntimers == 0) { 436 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 437 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 438 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 439 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 440 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 441 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 442 data & ~ESA_CLKRUN_GEN_ENABLE); 443 } 444 445 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, vc->rec.data_offset + 446 ESA_CDATA_INSTANCE_READY, 0); 447 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 448 0); 449 450 /* remove ourselves from the packed lists */ 451 esa_remove_list(vc, &sc->adc1_list, vc->index + ESA_NUM_VOICES); 452 esa_remove_list(vc, &sc->dma_list, vc->index + ESA_NUM_VOICES); 453 esa_remove_list(vc, &sc->msrc_list, vc->index + ESA_NUM_VOICES); 454 455 return 0; 456 } 457 458 static void * 459 esa_malloc(void *hdl, int direction, size_t size, 460 struct malloc_type *type, int flags) 461 { 462 struct esa_voice *vc; 463 struct esa_softc *sc; 464 struct esa_dma *p; 465 int error; 466 467 p = malloc(sizeof(*p), type, flags); 468 if (p == NULL) 469 return NULL; 470 vc = hdl; 471 sc = device_private(vc->parent); 472 error = esa_allocmem(sc, size, 16, p); 473 if (error) { 474 free(p, type); 475 aprint_error_dev(sc->sc_dev, 476 "%s: not enough memory\n", __func__); 477 return 0; 478 } 479 p->next = vc->dma; 480 vc->dma = p; 481 482 return KERNADDR(p); 483 } 484 485 static void 486 esa_free(void *hdl, void *addr, struct malloc_type *type) 487 { 488 struct esa_voice *vc; 489 struct esa_softc *sc; 490 struct esa_dma *p; 491 struct esa_dma **pp; 492 493 vc = hdl; 494 sc = device_private(vc->parent); 495 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 496 if (KERNADDR(p) == addr) { 497 esa_freemem(sc, p); 498 *pp = p->next; 499 free(p, type); 500 return; 501 } 502 } 503 504 static int 505 esa_getdev(void *hdl, struct audio_device *ret) 506 { 507 508 *ret = esa_device; 509 return 0; 510 } 511 512 static int 513 esa_set_port(void *hdl, mixer_ctrl_t *mc) 514 { 515 struct esa_voice *vc; 516 struct esa_softc *sc; 517 518 vc = hdl; 519 sc = device_private(vc->parent); 520 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc); 521 } 522 523 static int 524 esa_get_port(void *hdl, mixer_ctrl_t *mc) 525 { 526 struct esa_voice *vc; 527 struct esa_softc *sc; 528 529 vc = hdl; 530 sc = device_private(vc->parent); 531 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc); 532 } 533 534 static int 535 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 536 { 537 struct esa_voice *vc; 538 struct esa_softc *sc; 539 540 vc = hdl; 541 sc = device_private(vc->parent); 542 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, di); 543 } 544 545 static size_t 546 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 547 { 548 549 return bufsize; 550 } 551 552 static int 553 esa_get_props(void *hdl) 554 { 555 556 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 557 } 558 559 static int 560 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 561 void (*intr)(void *), void *intrarg, const audio_params_t *param) 562 { 563 struct esa_voice *vc; 564 struct esa_softc *sc; 565 struct esa_dma *p; 566 bus_space_tag_t iot; 567 bus_space_handle_t ioh; 568 size_t size; 569 uint32_t data, bufaddr, i; 570 int data_bytes, dac_data, dsp_in_size; 571 int dsp_out_size, dsp_in_buf, dsp_out_buf; 572 573 vc = hdl; 574 sc = device_private(vc->parent); 575 iot = sc->sc_iot; 576 ioh = sc->sc_ioh; 577 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 578 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 579 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 580 dac_data = ESA_DAC_DATA + (data_bytes * vc->index); 581 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 582 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 583 dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 584 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 585 586 if (vc->play.active) 587 return EINVAL; 588 589 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 590 continue; 591 if (p == NULL) { 592 aprint_error_dev(sc->sc_dev, "%s: bad addr %p\n", __func__, 593 start); 594 return EINVAL; 595 } 596 597 vc->play.active = 1; 598 vc->play.intr = intr; 599 vc->play.arg = intrarg; 600 vc->play.pos = 0; 601 vc->play.count = 0; 602 vc->play.buf = start; 603 vc->play.bufsize = size = (size_t)(((char *)end - (char *)start)); 604 vc->play.blksize = blksize; 605 bufaddr = DMAADDR(p); 606 vc->play.start = bufaddr; 607 608 #define LO(x) ((x) & 0x0000ffff) 609 #define HI(x) ((x) >> 16) 610 611 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 612 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 613 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 614 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 615 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 616 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 617 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 618 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 619 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 620 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 621 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 622 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 623 624 /* DSP buffers */ 625 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 626 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 627 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 628 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 629 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 630 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 631 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 632 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 633 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 634 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 635 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 636 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 637 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 638 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 639 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 640 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 641 642 /* Some per-client initializers */ 643 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 644 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 645 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 646 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 647 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 648 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 649 ESA_SRC3_DIRECTION_OFFSET + 22, 650 vc->play.mode.sample_rate > 45000 ? 0xff : 0); 651 /* Tell it which way DMA is going */ 652 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 653 ESA_CDATA_DMA_CONTROL, 654 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 655 ESA_DMAC_BLOCKF_SELECTOR); 656 657 /* Set an armload of static initializers */ 658 for (i = 0; i < (sizeof(esa_playvals) / sizeof(esa_playvals[0])); i++) 659 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 660 esa_playvals[i].addr, esa_playvals[i].val); 661 662 /* Put us in the packed task lists */ 663 esa_add_list(vc, &sc->msrc_list, dac_data >> ESA_DP_SHIFT_COUNT, 664 vc->index); 665 esa_add_list(vc, &sc->dma_list, dac_data >> ESA_DP_SHIFT_COUNT, 666 vc->index); 667 esa_add_list(vc, &sc->mixer_list, dac_data >> ESA_DP_SHIFT_COUNT, 668 vc->index); 669 #undef LO 670 #undef HI 671 672 sc->sc_ntimers++; 673 674 if (sc->sc_ntimers == 1) { 675 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 676 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 677 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 678 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 679 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 680 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 681 data | ESA_CLKRUN_GEN_ENABLE); 682 } 683 684 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 685 ESA_CDATA_INSTANCE_READY, 1); 686 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 687 ESA_KDATA_MIXER_TASK_NUMBER, 688 sc->mixer_list.indexmap[vc->index]); 689 690 return 0; 691 } 692 693 static int 694 esa_trigger_input(void *hdl, void *start, void *end, int blksize, 695 void (*intr)(void *), void *intrarg, const audio_params_t *param) 696 { 697 struct esa_voice *vc; 698 struct esa_softc *sc; 699 struct esa_dma *p; 700 bus_space_tag_t iot; 701 bus_space_handle_t ioh; 702 uint32_t data, bufaddr, i; 703 size_t size; 704 int data_bytes, adc_data, dsp_in_size; 705 int dsp_out_size, dsp_in_buf, dsp_out_buf; 706 707 vc = hdl; 708 sc = device_private(vc->parent); 709 iot = sc->sc_iot; 710 ioh = sc->sc_ioh; 711 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 712 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 713 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 714 adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + (data_bytes / 2); 715 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 716 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 717 dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 718 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 719 720 vc->rec.data_offset = adc_data; 721 722 /* We only support 1 recording channel */ 723 if (vc->index > 0) 724 return ENODEV; 725 726 if (vc->rec.active) 727 return EINVAL; 728 729 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 730 continue; 731 if (p == NULL) { 732 aprint_error_dev(sc->sc_dev, "%s: bad addr %p\n", 733 __func__, start); 734 return EINVAL; 735 } 736 737 vc->rec.active = 1; 738 vc->rec.intr = intr; 739 vc->rec.arg = intrarg; 740 vc->rec.pos = 0; 741 vc->rec.count = 0; 742 vc->rec.buf = start; 743 vc->rec.bufsize = size = (size_t)(((char *)end - (char *)start)); 744 vc->rec.blksize = blksize; 745 bufaddr = DMAADDR(p); 746 vc->rec.start = bufaddr; 747 748 #define LO(x) ((x) & 0x0000ffff) 749 #define HI(x) ((x) >> 16) 750 751 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 752 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 753 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 754 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 755 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 756 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 757 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 758 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 759 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 760 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 761 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 762 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 763 764 /* DSP buffers */ 765 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 766 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 767 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 768 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 769 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 770 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 771 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 772 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 773 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 774 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 775 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 776 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 777 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 778 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 779 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 780 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 781 782 /* Some per-client initializers */ 783 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 784 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 785 /* Tell it which way DMA is going */ 786 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 787 ESA_CDATA_DMA_CONTROL, 788 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 789 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 790 791 /* Set an armload of static initializers */ 792 for (i = 0; i < (sizeof(esa_recvals) / sizeof(esa_recvals[0])); i++) 793 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 794 esa_recvals[i].addr, esa_recvals[i].val); 795 796 /* Put us in the packed task lists */ 797 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 798 vc->index + ESA_NUM_VOICES); 799 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 800 vc->index + ESA_NUM_VOICES); 801 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 802 vc->index + ESA_NUM_VOICES); 803 #undef LO 804 #undef HI 805 806 sc->sc_ntimers++; 807 if (sc->sc_ntimers == 1) { 808 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 809 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 810 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 811 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 812 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 813 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 814 data | ESA_CLKRUN_GEN_ENABLE); 815 } 816 817 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 818 ESA_CDATA_INSTANCE_READY, 1); 819 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 820 1); 821 822 return 0; 823 } 824 825 /* Interrupt handler */ 826 static int 827 esa_intr(void *hdl) 828 { 829 struct esa_softc *sc; 830 struct esa_voice *vc; 831 bus_space_tag_t iot; 832 bus_space_handle_t ioh; 833 uint8_t status; 834 uint32_t pos; 835 uint32_t diff; 836 uint32_t blksize; 837 int i; 838 839 sc = hdl; 840 iot = sc->sc_iot; 841 ioh = sc->sc_ioh; 842 843 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 844 if (status == 0xff) 845 return 0; 846 847 /* ack the interrupt */ 848 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 849 850 if (status & ESA_HV_INT_PENDING) { 851 uint8_t event; 852 853 aprint_normal_dev(sc->sc_dev, "hardware volume interrupt\n"); 854 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 855 switch(event) { 856 case 0xaa: /* volume up */ 857 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP); 858 break; 859 case 0x66: /* volume down */ 860 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN); 861 break; 862 case 0x88: /* mute */ 863 pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE); 864 break; 865 default: 866 aprint_normal_dev(sc->sc_dev, 867 "unknown hwvol event 0x%02x\n", event); 868 break; 869 } 870 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 871 } 872 873 if ((status & ESA_ASSP_INT_PENDING) == 0 || 874 (bus_space_read_1(iot, ioh, 875 ESA_ASSP_CONTROL_B) & ESA_STOP_ASSP_CLOCK) != 0 || 876 (bus_space_read_1(iot, ioh, 877 ESA_ASSP_HOST_INT_STATUS) & ESA_DSP2HOST_REQ_TIMER) == 0) 878 return 1; 879 880 bus_space_write_1(iot, ioh, ESA_ASSP_HOST_INT_STATUS, 881 ESA_DSP2HOST_REQ_TIMER); 882 883 for (i = 0; i < ESA_NUM_VOICES; i++) { 884 vc = &sc->voice[i]; 885 886 if (vc->play.active) { 887 pos = esa_get_pointer(sc, &vc->play) % vc->play.bufsize; 888 diff = (vc->play.bufsize + pos - vc->play.pos) % 889 vc->play.bufsize; 890 891 vc->play.pos = pos; 892 vc->play.count += diff; 893 blksize = vc->play.blksize; 894 895 while (vc->play.count >= blksize) { 896 vc->play.count -= blksize; 897 (*vc->play.intr)(vc->play.arg); 898 } 899 } 900 901 if (vc->rec.active) { 902 pos = esa_get_pointer(sc, &vc->rec) % vc->rec.bufsize; 903 diff = (vc->rec.bufsize + pos - vc->rec.pos) % 904 vc->rec.bufsize; 905 906 vc->rec.pos = pos; 907 vc->rec.count += diff; 908 blksize = vc->rec.blksize; 909 910 while (vc->rec.count >= blksize) { 911 vc->rec.count -= blksize; 912 (*vc->rec.intr)(vc->rec.arg); 913 } 914 } 915 } 916 917 return 1; 918 } 919 920 static int 921 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 922 struct esa_dma *p) 923 { 924 int error; 925 926 p->size = size; 927 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 928 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 929 &p->nsegs, BUS_DMA_NOWAIT); 930 if (error) 931 return error; 932 933 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 934 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 935 if (error) 936 goto free; 937 938 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 939 BUS_DMA_NOWAIT, &p->map); 940 if (error) 941 goto unmap; 942 943 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 944 BUS_DMA_NOWAIT); 945 if (error) 946 goto destroy; 947 948 return 0; 949 950 destroy: 951 bus_dmamap_destroy(sc->sc_dmat, p->map); 952 unmap: 953 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 954 free: 955 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 956 957 return error; 958 } 959 960 static int 961 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 962 { 963 964 bus_dmamap_unload(sc->sc_dmat, p->map); 965 bus_dmamap_destroy(sc->sc_dmat, p->map); 966 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 967 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 968 969 return 0; 970 } 971 972 /* 973 * Supporting Subroutines 974 */ 975 976 static int 977 esa_match(device_t dev, struct cfdata *match, void *aux) 978 { 979 struct pci_attach_args *pa; 980 981 pa = (struct pci_attach_args *)aux; 982 switch (PCI_VENDOR(pa->pa_id)) { 983 case PCI_VENDOR_ESSTECH: 984 switch(PCI_PRODUCT(pa->pa_id)) { 985 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 986 case PCI_PRODUCT_ESSTECH_MAESTRO3: 987 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 988 return 1; 989 } 990 } 991 992 return 0; 993 } 994 995 static void 996 esa_attach(device_t parent, device_t self, void *aux) 997 { 998 struct esa_softc *sc; 999 struct pci_attach_args *pa; 1000 pcitag_t tag; 1001 pci_chipset_tag_t pc; 1002 pci_intr_handle_t ih; 1003 const struct esa_card_type *card; 1004 const char *intrstr; 1005 uint32_t data; 1006 char devinfo[256]; 1007 int revision, len; 1008 int i; 1009 int error; 1010 1011 sc = device_private(self); 1012 pa = (struct pci_attach_args *)aux; 1013 tag = pa->pa_tag; 1014 pc = pa->pa_pc; 1015 aprint_naive(": Audio controller\n"); 1016 1017 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 1018 revision = PCI_REVISION(pa->pa_class); 1019 aprint_normal(": %s (rev. 0x%02x)\n", devinfo, revision); 1020 1021 for (card = esa_card_types; card->pci_vendor_id; card++) 1022 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 1023 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 1024 sc->type = card->type; 1025 sc->delay1 = card->delay1; 1026 sc->delay2 = card->delay2; 1027 break; 1028 } 1029 1030 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 1031 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 1032 | PCI_COMMAND_MASTER_ENABLE); 1033 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 1034 1035 /* Map I/O register */ 1036 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1037 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 1038 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 1039 return; 1040 } 1041 1042 /* Initialize softc */ 1043 sc->sc_dev = self; 1044 sc->sc_tag = tag; 1045 sc->sc_pct = pc; 1046 sc->sc_dmat = pa->pa_dmat; 1047 1048 /* Map and establish an interrupt */ 1049 if (pci_intr_map(pa, &ih)) { 1050 aprint_error_dev(sc->sc_dev, "can't map interrupt\n"); 1051 return; 1052 } 1053 intrstr = pci_intr_string(pc, ih); 1054 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, esa_intr, self); 1055 if (sc->sc_ih == NULL) { 1056 aprint_error_dev(sc->sc_dev, "can't establish interrupt"); 1057 if (intrstr != NULL) 1058 aprint_normal(" at %s", intrstr); 1059 aprint_normal("\n"); 1060 return; 1061 } 1062 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 1063 1064 /* power up chip */ 1065 if ((error = pci_activate(pa->pa_pc, pa->pa_tag, self, 1066 pci_activate_null)) && error != EOPNOTSUPP) { 1067 aprint_error_dev(sc->sc_dev, "cannot activate %d\n", error); 1068 return; 1069 } 1070 1071 /* Init chip */ 1072 if (esa_init(sc) == -1) { 1073 aprint_error_dev(sc->sc_dev, 1074 "esa_attach: unable to initialize the card\n"); 1075 return; 1076 } 1077 1078 /* create suspend save area */ 1079 len = sizeof(uint16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1080 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1081 sc->savemem = (uint16_t *)malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1082 if (sc->savemem == NULL) { 1083 aprint_error_dev(sc->sc_dev, 1084 "unable to allocate suspend buffer\n"); 1085 return; 1086 } 1087 1088 /* 1089 * Every card I've seen has had their channels swapped with respect 1090 * to the mixer. Ie: 1091 * $ mixerctl -w outputs.master=0,191 1092 * Would result in the _right_ speaker being turned off. 1093 * 1094 * So, we will swap the left and right mixer channels to compensate 1095 * for this. 1096 * 1097 * XXX PR# 23620: The Dell C810 channels are not swapped. Match 1098 * on revision ID for now; this is probably wrong. 1099 */ 1100 if (revision == 0x10 && sc->type == ESS_MAESTRO3) 1101 sc->codec_flags = 0; 1102 else 1103 sc->codec_flags = AC97_HOST_SWAPPED_CHANNELS; 1104 1105 1106 /* Attach AC97 host interface */ 1107 sc->host_if.arg = self; 1108 sc->host_if.attach = esa_attach_codec; 1109 sc->host_if.read = esa_read_codec; 1110 sc->host_if.write = esa_write_codec; 1111 sc->host_if.reset = esa_reset_codec; 1112 sc->host_if.flags = esa_flags_codec; 1113 1114 if (ac97_attach(&sc->host_if, self) != 0) 1115 return; 1116 1117 /* initialize list management structures */ 1118 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1119 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1120 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1121 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1122 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1123 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1124 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1125 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1126 1127 /* initialize index maps */ 1128 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1129 sc->mixer_list.indexmap[i] = -1; 1130 sc->msrc_list.indexmap[i] = -1; 1131 sc->dma_list.indexmap[i] = -1; 1132 sc->adc1_list.indexmap[i] = -1; 1133 } 1134 for (i = 0; i < ESA_NUM_VOICES; i++) { 1135 sc->voice[i].parent = sc->sc_dev; 1136 sc->voice[i].index = i; 1137 sc->sc_audiodev[i] = 1138 audio_attach_mi(&esa_hw_if, &sc->voice[i], sc->sc_dev); 1139 } 1140 1141 if (!pmf_device_register(self, esa_suspend, esa_resume)) 1142 aprint_error_dev(self, "couldn't establish power handler\n"); 1143 1144 return; 1145 } 1146 1147 void 1148 esa_childdet(device_t self, device_t child) 1149 { 1150 struct esa_softc *sc = device_private(self); 1151 int i; 1152 1153 for (i = 0; i < ESA_NUM_VOICES; i++) { 1154 if (sc->sc_audiodev[i] == child) { 1155 sc->sc_audiodev[i] = NULL; 1156 break; 1157 } 1158 } 1159 KASSERT(i < ESA_NUM_VOICES); 1160 } 1161 1162 static int 1163 esa_detach(device_t self, int flags) 1164 { 1165 struct esa_softc *sc; 1166 int i; 1167 1168 sc = device_private(self); 1169 for (i = 0; i < ESA_NUM_VOICES; i++) { 1170 if (sc->sc_audiodev[i] != NULL) 1171 config_detach(sc->sc_audiodev[i], flags); 1172 } 1173 1174 if (sc->sc_ih != NULL) 1175 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1176 if (sc->sc_ios) 1177 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1178 1179 free(sc->savemem, M_DEVBUF); 1180 1181 return 0; 1182 } 1183 1184 static uint16_t 1185 esa_read_assp(struct esa_softc *sc, uint16_t region, uint16_t index) 1186 { 1187 uint16_t data; 1188 bus_space_tag_t iot; 1189 bus_space_handle_t ioh; 1190 1191 iot = sc->sc_iot; 1192 ioh = sc->sc_ioh; 1193 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1194 region & ESA_MEMTYPE_MASK); 1195 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1196 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1197 1198 return data; 1199 } 1200 1201 static void 1202 esa_write_assp(struct esa_softc *sc, uint16_t region, uint16_t index, 1203 uint16_t data) 1204 { 1205 bus_space_tag_t iot; 1206 bus_space_handle_t ioh; 1207 1208 iot = sc->sc_iot; 1209 ioh = sc->sc_ioh; 1210 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1211 region & ESA_MEMTYPE_MASK); 1212 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1213 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1214 1215 return; 1216 } 1217 1218 static int 1219 esa_init_codec(struct esa_softc *sc) 1220 { 1221 bus_space_tag_t iot; 1222 bus_space_handle_t ioh; 1223 uint32_t data; 1224 1225 iot = sc->sc_iot; 1226 ioh = sc->sc_ioh; 1227 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1228 1229 return (data & 0x1) ? 0 : 1; 1230 } 1231 1232 static int 1233 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1234 { 1235 struct esa_softc *sc; 1236 1237 sc = aux; 1238 sc->codec_if = codec_if; 1239 1240 return 0; 1241 } 1242 1243 static int 1244 esa_read_codec(void *aux, uint8_t reg, uint16_t *result) 1245 { 1246 struct esa_softc *sc; 1247 bus_space_tag_t iot; 1248 bus_space_handle_t ioh; 1249 1250 sc = aux; 1251 iot = sc->sc_iot; 1252 ioh = sc->sc_ioh; 1253 if (esa_wait(sc)) 1254 aprint_error_dev(sc->sc_dev, "esa_read_codec: timed out\n"); 1255 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1256 delay(50); 1257 if (esa_wait(sc)) 1258 aprint_error_dev(sc->sc_dev, "esa_read_codec: timed out\n"); 1259 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1260 1261 return 0; 1262 } 1263 1264 static int 1265 esa_write_codec(void *aux, uint8_t reg, uint16_t data) 1266 { 1267 struct esa_softc *sc; 1268 bus_space_tag_t iot; 1269 bus_space_handle_t ioh; 1270 1271 sc = aux; 1272 iot = sc->sc_iot; 1273 ioh = sc->sc_ioh; 1274 if (esa_wait(sc)) { 1275 aprint_error_dev(sc->sc_dev, "esa_write_codec: timed out\n"); 1276 return -1; 1277 } 1278 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1279 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1280 delay(50); 1281 1282 return 0; 1283 } 1284 1285 static int 1286 esa_reset_codec(void *aux) 1287 { 1288 1289 return 0; 1290 } 1291 1292 static enum ac97_host_flags 1293 esa_flags_codec(void *aux) 1294 { 1295 struct esa_softc *sc; 1296 1297 sc = aux; 1298 return sc->codec_flags; 1299 } 1300 1301 static int 1302 esa_wait(struct esa_softc *sc) 1303 { 1304 int i, val; 1305 bus_space_tag_t iot; 1306 bus_space_handle_t ioh; 1307 1308 iot = sc->sc_iot; 1309 ioh = sc->sc_ioh; 1310 for (i = 0; i < 20; i++) { 1311 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1312 if ((val & 1) == 0) 1313 return 0; 1314 delay(2); 1315 } 1316 1317 return -1; 1318 } 1319 1320 static int 1321 esa_init(struct esa_softc *sc) 1322 { 1323 struct esa_voice *vc; 1324 bus_space_tag_t iot; 1325 bus_space_handle_t ioh; 1326 pcitag_t tag; 1327 pci_chipset_tag_t pc; 1328 uint32_t data, i, size; 1329 uint8_t reset_state; 1330 int data_bytes; 1331 1332 iot = sc->sc_iot; 1333 ioh = sc->sc_ioh; 1334 tag = sc->sc_tag; 1335 pc = sc->sc_pct; 1336 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1337 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1338 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 1339 1340 /* Disable legacy emulation */ 1341 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1342 data |= DISABLE_LEGACY; 1343 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1344 1345 esa_config(sc); 1346 1347 reset_state = esa_assp_halt(sc); 1348 1349 esa_init_codec(sc); 1350 esa_codec_reset(sc); 1351 1352 /* Zero kernel and mixer data */ 1353 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1354 for (i = 0; i < size / 2; i++) { 1355 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1356 ESA_KDATA_BASE_ADDR + i, 0); 1357 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1358 ESA_KDATA_BASE_ADDR2 + i, 0); 1359 } 1360 1361 /* Init DMA pointer */ 1362 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1363 ESA_KDATA_DMA_XFER0); 1364 1365 /* Write kernel code into memory */ 1366 size = sizeof(esa_assp_kernel_image); 1367 for (i = 0; i < size / 2; i++) 1368 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1369 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1370 1371 size = sizeof(esa_assp_minisrc_image); 1372 for (i = 0; i < size / 2; i++) 1373 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1374 esa_assp_minisrc_image[i]); 1375 1376 /* Write the coefficients for the low pass filter */ 1377 size = sizeof(esa_minisrc_lpf_image); 1378 for (i = 0; i < size / 2; i++) 1379 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1380 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1381 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1382 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1383 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1384 /* Init the mixer number */ 1385 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1386 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1387 /* Extreme kernel master volume */ 1388 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1389 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1390 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1391 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1392 1393 if (esa_amp_enable(sc)) 1394 return -1; 1395 1396 /* Zero entire DAC/ADC area */ 1397 for (i = 0x1100; i < 0x1c00; i++) 1398 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1399 1400 /* set some sane defaults */ 1401 for (i = 0; i < ESA_NUM_VOICES; i++) { 1402 vc = &sc->voice[i]; 1403 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1404 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1405 } 1406 1407 esa_enable_interrupts(sc); 1408 1409 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1410 reset_state | ESA_REGB_ENABLE_RESET); 1411 1412 return 0; 1413 } 1414 1415 static void 1416 esa_config(struct esa_softc *sc) 1417 { 1418 bus_space_tag_t iot; 1419 bus_space_handle_t ioh; 1420 pcitag_t tag; 1421 pci_chipset_tag_t pc; 1422 uint32_t data; 1423 1424 iot = sc->sc_iot; 1425 ioh = sc->sc_ioh; 1426 tag = sc->sc_tag; 1427 pc = sc->sc_pct; 1428 1429 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1430 data &= ESA_REDUCED_DEBOUNCE; 1431 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1432 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1433 1434 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1435 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1436 data &= ~ESA_INT_CLK_SELECT; 1437 if (sc->type == ESS_MAESTRO3) { 1438 data &= ~ESA_INT_CLK_MULT_ENABLE; 1439 data |= ESA_INT_CLK_SRC_NOT_PCI; 1440 } 1441 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1442 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1443 1444 if (sc->type == ESS_ALLEGRO1) { 1445 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1446 data |= ESA_IN_CLK_12MHZ_SELECT; 1447 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1448 } 1449 1450 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1451 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1452 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1453 data |= ESA_ASSP_0_WS_ENABLE; 1454 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1455 1456 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1457 1458 return; 1459 } 1460 1461 static uint8_t 1462 esa_assp_halt(struct esa_softc *sc) 1463 { 1464 bus_space_tag_t iot; 1465 bus_space_handle_t ioh; 1466 uint8_t data, reset_state; 1467 1468 iot = sc->sc_iot; 1469 ioh = sc->sc_ioh; 1470 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1471 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1472 delay(10000); 1473 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1474 reset_state & ~ESA_REGB_ENABLE_RESET); 1475 delay(10000); 1476 1477 return reset_state; 1478 } 1479 1480 static void 1481 esa_codec_reset(struct esa_softc *sc) 1482 { 1483 bus_space_tag_t iot; 1484 bus_space_handle_t ioh; 1485 uint16_t data, dir; 1486 int retry; 1487 1488 iot = sc->sc_iot; 1489 ioh = sc->sc_ioh; 1490 retry = 0; 1491 do { 1492 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1493 dir = data | 0x10; /* assuming pci bus master? */ 1494 1495 /* remote codec config */ 1496 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1497 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1498 data & ~ESA_SECOND_CODEC_ID_MASK); 1499 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1500 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1501 data & ~ESA_COMMAND_ADDR_OUT); 1502 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1503 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1504 data & ~ESA_STATUS_ADDR_IN); 1505 1506 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1507 ESA_IO_SRAM_ENABLE); 1508 delay(20); 1509 1510 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1511 dir & ~ESA_GPO_PRIMARY_AC97); 1512 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1513 ~ESA_GPO_PRIMARY_AC97); 1514 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1515 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1516 dir | ESA_GPO_PRIMARY_AC97); 1517 delay(sc->delay1 * 1000); 1518 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1519 ESA_GPO_PRIMARY_AC97); 1520 delay(5); 1521 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1522 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1523 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1524 delay(sc->delay2 * 1000); 1525 1526 esa_read_codec(sc, 0x7c, &data); 1527 if ((data == 0) || (data == 0xffff)) { 1528 retry++; 1529 if (retry > 3) { 1530 aprint_error_dev(sc->sc_dev, 1531 "esa_codec_reset: failed\n"); 1532 break; 1533 } 1534 aprint_normal_dev(sc->sc_dev, 1535 "esa_codec_reset: retrying\n"); 1536 } else 1537 retry = 0; 1538 } while (retry); 1539 1540 return; 1541 } 1542 1543 static int 1544 esa_amp_enable(struct esa_softc *sc) 1545 { 1546 bus_space_tag_t iot; 1547 bus_space_handle_t ioh; 1548 uint32_t gpo, polarity_port, polarity; 1549 uint16_t data; 1550 1551 iot = sc->sc_iot; 1552 ioh = sc->sc_ioh; 1553 switch (sc->type) { 1554 case ESS_ALLEGRO1: 1555 polarity_port = 0x1800; 1556 break; 1557 case ESS_MAESTRO3: 1558 polarity_port = 0x1100; 1559 break; 1560 default: 1561 aprint_error_dev(sc->sc_dev, 1562 "esa_amp_enable: Unknown chip type!!!\n"); 1563 return 1; 1564 } 1565 1566 gpo = (polarity_port >> 8) & 0x0f; 1567 polarity = polarity_port >> 12; 1568 polarity = !polarity; /* Enable */ 1569 polarity = polarity << gpo; 1570 gpo = 1 << gpo; 1571 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1572 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1573 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1574 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1575 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1576 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1577 1578 return 0; 1579 } 1580 1581 static void 1582 esa_enable_interrupts(struct esa_softc *sc) 1583 { 1584 bus_space_tag_t iot; 1585 bus_space_handle_t ioh; 1586 uint8_t data; 1587 1588 iot = sc->sc_iot; 1589 ioh = sc->sc_ioh; 1590 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1591 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1592 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1593 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1594 data | ESA_ASSP_HOST_INT_ENABLE); 1595 } 1596 1597 /* 1598 * List management 1599 */ 1600 static int 1601 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1602 uint16_t val, int index) 1603 { 1604 struct esa_softc *sc; 1605 1606 sc = device_private(vc->parent); 1607 el->indexmap[index] = el->currlen; 1608 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1609 el->mem_addr + el->currlen, 1610 val); 1611 1612 return el->currlen++; 1613 } 1614 1615 static void 1616 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1617 { 1618 struct esa_softc *sc; 1619 uint16_t val; 1620 int lastindex; 1621 int vindex; 1622 int i; 1623 1624 sc = device_private(vc->parent); 1625 lastindex = el->currlen - 1; 1626 vindex = el->indexmap[index]; 1627 1628 /* reset our virtual index */ 1629 el->indexmap[index] = -1; 1630 1631 if (vindex != lastindex) { 1632 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1633 el->mem_addr + lastindex); 1634 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1635 el->mem_addr + vindex, 1636 val); 1637 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1638 if (el->indexmap[i] == lastindex) 1639 break; 1640 if (i >= ESA_NUM_VOICES * 2) 1641 aprint_error_dev(sc->sc_dev, 1642 "esa_remove_list: invalid task index\n"); 1643 else 1644 el->indexmap[i] = vindex; 1645 } 1646 1647 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1648 el->mem_addr + lastindex, 0); 1649 el->currlen--; 1650 1651 return; 1652 } 1653 1654 static bool 1655 esa_suspend(device_t dv PMF_FN_ARGS) 1656 { 1657 struct esa_softc *sc = device_private(dv); 1658 bus_space_tag_t iot = sc->sc_iot; 1659 bus_space_handle_t ioh = sc->sc_ioh; 1660 int i, index; 1661 1662 index = 0; 1663 1664 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1665 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1666 1667 esa_assp_halt(sc); 1668 1669 /* Save ASSP state */ 1670 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1671 i++) 1672 sc->savemem[index++] = esa_read_assp(sc, 1673 ESA_MEMTYPE_INTERNAL_CODE, i); 1674 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1675 i++) 1676 sc->savemem[index++] = esa_read_assp(sc, 1677 ESA_MEMTYPE_INTERNAL_DATA, i); 1678 1679 return true; 1680 } 1681 1682 static bool 1683 esa_resume(device_t dv PMF_FN_ARGS) 1684 { 1685 struct esa_softc *sc = device_private(dv); 1686 bus_space_tag_t iot = sc->sc_iot; 1687 bus_space_handle_t ioh = sc->sc_ioh; 1688 int i, index; 1689 uint8_t reset_state; 1690 pcireg_t data; 1691 1692 index = 0; 1693 1694 delay(10000); 1695 1696 data = pci_conf_read(sc->sc_pct, sc->sc_tag, PCI_LEGACY_AUDIO_CTRL); 1697 pci_conf_write(sc->sc_pct, sc->sc_tag, PCI_LEGACY_AUDIO_CTRL, 1698 data | DISABLE_LEGACY); 1699 1700 bus_space_write_4(iot, ioh, ESA_PCI_ACPI_CONTROL, ESA_PCI_ACPI_D0); 1701 1702 esa_config(sc); 1703 1704 reset_state = esa_assp_halt(sc); 1705 1706 esa_init_codec(sc); 1707 esa_codec_reset(sc); 1708 1709 /* restore ASSP */ 1710 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1711 i++) 1712 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1713 sc->savemem[index++]); 1714 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1715 i++) 1716 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1717 sc->savemem[index++]); 1718 1719 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1720 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1721 reset_state | ESA_REGB_ENABLE_RESET); 1722 1723 esa_enable_interrupts(sc); 1724 esa_amp_enable(sc); 1725 1726 /* Finally, power up AC97 codec */ 1727 delay(1000); 1728 sc->codec_if->vtbl->restore_ports(sc->codec_if); 1729 1730 return true; 1731 } 1732 1733 static uint32_t 1734 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1735 { 1736 uint16_t hi, lo; 1737 uint32_t addr; 1738 int data_offset; 1739 1740 data_offset = ch->data_offset; 1741 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1742 ESA_CDATA_HOST_SRC_CURRENTH); 1743 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1744 ESA_CDATA_HOST_SRC_CURRENTL); 1745 1746 addr = lo | ((uint32_t)hi << 16); 1747 return (addr - ch->start); 1748 } 1749 1750 static paddr_t 1751 esa_mappage(void *addr, void *mem, off_t off, int prot) 1752 { 1753 struct esa_voice *vc; 1754 struct esa_softc *sc; 1755 struct esa_dma *p; 1756 1757 vc = addr; 1758 sc = device_private(vc->parent); 1759 if (off < 0) 1760 return -1; 1761 for (p = vc->dma; p && KERNADDR(p) != mem; p = p->next) 1762 continue; 1763 if (p == NULL) 1764 return -1; 1765 return bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1766 off, prot, BUS_DMA_WAITOK); 1767 } 1768
Indexes created Sun Sep 21 18:09:52 GMT 2025