1 /* $NetBSD: esa.c,v 1.48 2008/03/27 12:04:43 jmcneill Exp $ */ 2 3 /* 4 * Copyright (c) 2001-2008 Jared D. McNeill <jmcneill@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@zabbo.net> 36 * and Andrew MacDonald <amac@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 1.48 2008/03/27 12:04:43 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 0x99: 857 case 0xaa: 858 case 0x66: 859 case 0x88: 860 aprint_normal_dev(sc->sc_dev, "esa_intr: FIXME\n"); 861 break; 862 default: 863 aprint_normal_dev(sc->sc_dev, 864 "unknown hwvol event 0x%02x\n", event); 865 break; 866 } 867 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 868 } 869 870 if ((status & ESA_ASSP_INT_PENDING) == 0 || 871 (bus_space_read_1(iot, ioh, 872 ESA_ASSP_CONTROL_B) & ESA_STOP_ASSP_CLOCK) != 0 || 873 (bus_space_read_1(iot, ioh, 874 ESA_ASSP_HOST_INT_STATUS) & ESA_DSP2HOST_REQ_TIMER) == 0) 875 return 1; 876 877 bus_space_write_1(iot, ioh, ESA_ASSP_HOST_INT_STATUS, 878 ESA_DSP2HOST_REQ_TIMER); 879 880 for (i = 0; i < ESA_NUM_VOICES; i++) { 881 vc = &sc->voice[i]; 882 883 if (vc->play.active) { 884 pos = esa_get_pointer(sc, &vc->play) % vc->play.bufsize; 885 diff = (vc->play.bufsize + pos - vc->play.pos) % 886 vc->play.bufsize; 887 888 vc->play.pos = pos; 889 vc->play.count += diff; 890 blksize = vc->play.blksize; 891 892 while (vc->play.count >= blksize) { 893 vc->play.count -= blksize; 894 (*vc->play.intr)(vc->play.arg); 895 } 896 } 897 898 if (vc->rec.active) { 899 pos = esa_get_pointer(sc, &vc->rec) % vc->rec.bufsize; 900 diff = (vc->rec.bufsize + pos - vc->rec.pos) % 901 vc->rec.bufsize; 902 903 vc->rec.pos = pos; 904 vc->rec.count += diff; 905 blksize = vc->rec.blksize; 906 907 while (vc->rec.count >= blksize) { 908 vc->rec.count -= blksize; 909 (*vc->rec.intr)(vc->rec.arg); 910 } 911 } 912 } 913 914 return 1; 915 } 916 917 static int 918 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 919 struct esa_dma *p) 920 { 921 int error; 922 923 p->size = size; 924 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 925 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 926 &p->nsegs, BUS_DMA_NOWAIT); 927 if (error) 928 return error; 929 930 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 931 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 932 if (error) 933 goto free; 934 935 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 936 BUS_DMA_NOWAIT, &p->map); 937 if (error) 938 goto unmap; 939 940 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 941 BUS_DMA_NOWAIT); 942 if (error) 943 goto destroy; 944 945 return 0; 946 947 destroy: 948 bus_dmamap_destroy(sc->sc_dmat, p->map); 949 unmap: 950 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 951 free: 952 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 953 954 return error; 955 } 956 957 static int 958 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 959 { 960 961 bus_dmamap_unload(sc->sc_dmat, p->map); 962 bus_dmamap_destroy(sc->sc_dmat, p->map); 963 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 964 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 965 966 return 0; 967 } 968 969 /* 970 * Supporting Subroutines 971 */ 972 973 static int 974 esa_match(device_t dev, struct cfdata *match, void *aux) 975 { 976 struct pci_attach_args *pa; 977 978 pa = (struct pci_attach_args *)aux; 979 switch (PCI_VENDOR(pa->pa_id)) { 980 case PCI_VENDOR_ESSTECH: 981 switch(PCI_PRODUCT(pa->pa_id)) { 982 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 983 case PCI_PRODUCT_ESSTECH_MAESTRO3: 984 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 985 return 1; 986 } 987 } 988 989 return 0; 990 } 991 992 static void 993 esa_attach(device_t parent, device_t self, void *aux) 994 { 995 struct esa_softc *sc; 996 struct pci_attach_args *pa; 997 pcitag_t tag; 998 pci_chipset_tag_t pc; 999 pci_intr_handle_t ih; 1000 const struct esa_card_type *card; 1001 const char *intrstr; 1002 uint32_t data; 1003 char devinfo[256]; 1004 int revision, len; 1005 int i; 1006 int error; 1007 1008 sc = device_private(self); 1009 pa = (struct pci_attach_args *)aux; 1010 tag = pa->pa_tag; 1011 pc = pa->pa_pc; 1012 aprint_naive(": Audio controller\n"); 1013 1014 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 1015 revision = PCI_REVISION(pa->pa_class); 1016 aprint_normal(": %s (rev. 0x%02x)\n", devinfo, revision); 1017 1018 for (card = esa_card_types; card->pci_vendor_id; card++) 1019 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 1020 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 1021 sc->type = card->type; 1022 sc->delay1 = card->delay1; 1023 sc->delay2 = card->delay2; 1024 break; 1025 } 1026 1027 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 1028 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 1029 | PCI_COMMAND_MASTER_ENABLE); 1030 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 1031 1032 /* Map I/O register */ 1033 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1034 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 1035 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 1036 return; 1037 } 1038 1039 /* Initialize softc */ 1040 sc->sc_dev = self; 1041 sc->sc_tag = tag; 1042 sc->sc_pct = pc; 1043 sc->sc_dmat = pa->pa_dmat; 1044 1045 /* Map and establish an interrupt */ 1046 if (pci_intr_map(pa, &ih)) { 1047 aprint_error_dev(sc->sc_dev, "can't map interrupt\n"); 1048 return; 1049 } 1050 intrstr = pci_intr_string(pc, ih); 1051 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, esa_intr, self); 1052 if (sc->sc_ih == NULL) { 1053 aprint_error_dev(sc->sc_dev, "can't establish interrupt"); 1054 if (intrstr != NULL) 1055 aprint_normal(" at %s", intrstr); 1056 aprint_normal("\n"); 1057 return; 1058 } 1059 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr); 1060 1061 /* power up chip */ 1062 if ((error = pci_activate(pa->pa_pc, pa->pa_tag, self, 1063 pci_activate_null)) && error != EOPNOTSUPP) { 1064 aprint_error_dev(sc->sc_dev, "cannot activate %d\n", error); 1065 return; 1066 } 1067 1068 /* Init chip */ 1069 if (esa_init(sc) == -1) { 1070 aprint_error_dev(sc->sc_dev, 1071 "esa_attach: unable to initialize the card\n"); 1072 return; 1073 } 1074 1075 /* create suspend save area */ 1076 len = sizeof(uint16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1077 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1078 sc->savemem = (uint16_t *)malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1079 if (sc->savemem == NULL) { 1080 aprint_error_dev(sc->sc_dev, 1081 "unable to allocate suspend buffer\n"); 1082 return; 1083 } 1084 1085 /* 1086 * Every card I've seen has had their channels swapped with respect 1087 * to the mixer. Ie: 1088 * $ mixerctl -w outputs.master=0,191 1089 * Would result in the _right_ speaker being turned off. 1090 * 1091 * So, we will swap the left and right mixer channels to compensate 1092 * for this. 1093 * 1094 * XXX PR# 23620: The Dell C810 channels are not swapped. Match 1095 * on revision ID for now; this is probably wrong. 1096 */ 1097 if (revision == 0x10 && sc->type == ESS_MAESTRO3) 1098 sc->codec_flags = 0; 1099 else 1100 sc->codec_flags = AC97_HOST_SWAPPED_CHANNELS; 1101 1102 1103 /* Attach AC97 host interface */ 1104 sc->host_if.arg = self; 1105 sc->host_if.attach = esa_attach_codec; 1106 sc->host_if.read = esa_read_codec; 1107 sc->host_if.write = esa_write_codec; 1108 sc->host_if.reset = esa_reset_codec; 1109 sc->host_if.flags = esa_flags_codec; 1110 1111 if (ac97_attach(&sc->host_if, self) != 0) 1112 return; 1113 1114 /* initialize list management structures */ 1115 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1116 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1117 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1118 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1119 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1120 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1121 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1122 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1123 1124 /* initialize index maps */ 1125 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1126 sc->mixer_list.indexmap[i] = -1; 1127 sc->msrc_list.indexmap[i] = -1; 1128 sc->dma_list.indexmap[i] = -1; 1129 sc->adc1_list.indexmap[i] = -1; 1130 } 1131 for (i = 0; i < ESA_NUM_VOICES; i++) { 1132 sc->voice[i].parent = sc->sc_dev; 1133 sc->voice[i].index = i; 1134 sc->sc_audiodev[i] = 1135 audio_attach_mi(&esa_hw_if, &sc->voice[i], sc->sc_dev); 1136 } 1137 1138 if (!pmf_device_register(self, esa_suspend, esa_resume)) 1139 aprint_error_dev(self, "couldn't establish power handler\n"); 1140 1141 return; 1142 } 1143 1144 void 1145 esa_childdet(device_t self, device_t child) 1146 { 1147 struct esa_softc *sc = device_private(self); 1148 int i; 1149 1150 for (i = 0; i < ESA_NUM_VOICES; i++) { 1151 if (sc->sc_audiodev[i] == child) { 1152 sc->sc_audiodev[i] = NULL; 1153 break; 1154 } 1155 } 1156 KASSERT(i < ESA_NUM_VOICES); 1157 } 1158 1159 static int 1160 esa_detach(device_t self, int flags) 1161 { 1162 struct esa_softc *sc; 1163 int i; 1164 1165 sc = device_private(self); 1166 for (i = 0; i < ESA_NUM_VOICES; i++) { 1167 if (sc->sc_audiodev[i] != NULL) 1168 config_detach(sc->sc_audiodev[i], flags); 1169 } 1170 1171 if (sc->sc_ih != NULL) 1172 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1173 if (sc->sc_ios) 1174 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1175 1176 free(sc->savemem, M_DEVBUF); 1177 1178 return 0; 1179 } 1180 1181 static uint16_t 1182 esa_read_assp(struct esa_softc *sc, uint16_t region, uint16_t index) 1183 { 1184 uint16_t data; 1185 bus_space_tag_t iot; 1186 bus_space_handle_t ioh; 1187 1188 iot = sc->sc_iot; 1189 ioh = sc->sc_ioh; 1190 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1191 region & ESA_MEMTYPE_MASK); 1192 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1193 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1194 1195 return data; 1196 } 1197 1198 static void 1199 esa_write_assp(struct esa_softc *sc, uint16_t region, uint16_t index, 1200 uint16_t data) 1201 { 1202 bus_space_tag_t iot; 1203 bus_space_handle_t ioh; 1204 1205 iot = sc->sc_iot; 1206 ioh = sc->sc_ioh; 1207 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1208 region & ESA_MEMTYPE_MASK); 1209 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1210 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1211 1212 return; 1213 } 1214 1215 static int 1216 esa_init_codec(struct esa_softc *sc) 1217 { 1218 bus_space_tag_t iot; 1219 bus_space_handle_t ioh; 1220 uint32_t data; 1221 1222 iot = sc->sc_iot; 1223 ioh = sc->sc_ioh; 1224 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1225 1226 return (data & 0x1) ? 0 : 1; 1227 } 1228 1229 static int 1230 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1231 { 1232 struct esa_softc *sc; 1233 1234 sc = aux; 1235 sc->codec_if = codec_if; 1236 1237 return 0; 1238 } 1239 1240 static int 1241 esa_read_codec(void *aux, uint8_t reg, uint16_t *result) 1242 { 1243 struct esa_softc *sc; 1244 bus_space_tag_t iot; 1245 bus_space_handle_t ioh; 1246 1247 sc = aux; 1248 iot = sc->sc_iot; 1249 ioh = sc->sc_ioh; 1250 if (esa_wait(sc)) 1251 aprint_error_dev(sc->sc_dev, "esa_read_codec: timed out\n"); 1252 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1253 delay(50); 1254 if (esa_wait(sc)) 1255 aprint_error_dev(sc->sc_dev, "esa_read_codec: timed out\n"); 1256 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1257 1258 return 0; 1259 } 1260 1261 static int 1262 esa_write_codec(void *aux, uint8_t reg, uint16_t data) 1263 { 1264 struct esa_softc *sc; 1265 bus_space_tag_t iot; 1266 bus_space_handle_t ioh; 1267 1268 sc = aux; 1269 iot = sc->sc_iot; 1270 ioh = sc->sc_ioh; 1271 if (esa_wait(sc)) { 1272 aprint_error_dev(sc->sc_dev, "esa_write_codec: timed out\n"); 1273 return -1; 1274 } 1275 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1276 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1277 delay(50); 1278 1279 return 0; 1280 } 1281 1282 static int 1283 esa_reset_codec(void *aux) 1284 { 1285 1286 return 0; 1287 } 1288 1289 static enum ac97_host_flags 1290 esa_flags_codec(void *aux) 1291 { 1292 struct esa_softc *sc; 1293 1294 sc = aux; 1295 return sc->codec_flags; 1296 } 1297 1298 static int 1299 esa_wait(struct esa_softc *sc) 1300 { 1301 int i, val; 1302 bus_space_tag_t iot; 1303 bus_space_handle_t ioh; 1304 1305 iot = sc->sc_iot; 1306 ioh = sc->sc_ioh; 1307 for (i = 0; i < 20; i++) { 1308 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1309 if ((val & 1) == 0) 1310 return 0; 1311 delay(2); 1312 } 1313 1314 return -1; 1315 } 1316 1317 static int 1318 esa_init(struct esa_softc *sc) 1319 { 1320 struct esa_voice *vc; 1321 bus_space_tag_t iot; 1322 bus_space_handle_t ioh; 1323 pcitag_t tag; 1324 pci_chipset_tag_t pc; 1325 uint32_t data, i, size; 1326 uint8_t reset_state; 1327 int data_bytes; 1328 1329 iot = sc->sc_iot; 1330 ioh = sc->sc_ioh; 1331 tag = sc->sc_tag; 1332 pc = sc->sc_pct; 1333 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1334 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1335 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 1336 1337 /* Disable legacy emulation */ 1338 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1339 data |= DISABLE_LEGACY; 1340 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1341 1342 esa_config(sc); 1343 1344 reset_state = esa_assp_halt(sc); 1345 1346 esa_init_codec(sc); 1347 esa_codec_reset(sc); 1348 1349 /* Zero kernel and mixer data */ 1350 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1351 for (i = 0; i < size / 2; i++) { 1352 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1353 ESA_KDATA_BASE_ADDR + i, 0); 1354 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1355 ESA_KDATA_BASE_ADDR2 + i, 0); 1356 } 1357 1358 /* Init DMA pointer */ 1359 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1360 ESA_KDATA_DMA_XFER0); 1361 1362 /* Write kernel code into memory */ 1363 size = sizeof(esa_assp_kernel_image); 1364 for (i = 0; i < size / 2; i++) 1365 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1366 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1367 1368 size = sizeof(esa_assp_minisrc_image); 1369 for (i = 0; i < size / 2; i++) 1370 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1371 esa_assp_minisrc_image[i]); 1372 1373 /* Write the coefficients for the low pass filter */ 1374 size = sizeof(esa_minisrc_lpf_image); 1375 for (i = 0; i < size / 2; i++) 1376 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1377 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1378 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1379 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1380 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1381 /* Init the mixer number */ 1382 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1383 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1384 /* Extreme kernel master volume */ 1385 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1386 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1387 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1388 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1389 1390 if (esa_amp_enable(sc)) 1391 return -1; 1392 1393 /* Zero entire DAC/ADC area */ 1394 for (i = 0x1100; i < 0x1c00; i++) 1395 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1396 1397 /* set some sane defaults */ 1398 for (i = 0; i < ESA_NUM_VOICES; i++) { 1399 vc = &sc->voice[i]; 1400 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1401 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1402 } 1403 1404 esa_enable_interrupts(sc); 1405 1406 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1407 reset_state | ESA_REGB_ENABLE_RESET); 1408 1409 return 0; 1410 } 1411 1412 static void 1413 esa_config(struct esa_softc *sc) 1414 { 1415 bus_space_tag_t iot; 1416 bus_space_handle_t ioh; 1417 pcitag_t tag; 1418 pci_chipset_tag_t pc; 1419 uint32_t data; 1420 1421 iot = sc->sc_iot; 1422 ioh = sc->sc_ioh; 1423 tag = sc->sc_tag; 1424 pc = sc->sc_pct; 1425 1426 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1427 data &= ESA_REDUCED_DEBOUNCE; 1428 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1429 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1430 1431 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1432 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1433 data &= ~ESA_INT_CLK_SELECT; 1434 if (sc->type == ESS_MAESTRO3) { 1435 data &= ~ESA_INT_CLK_MULT_ENABLE; 1436 data |= ESA_INT_CLK_SRC_NOT_PCI; 1437 } 1438 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1439 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1440 1441 if (sc->type == ESS_ALLEGRO1) { 1442 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1443 data |= ESA_IN_CLK_12MHZ_SELECT; 1444 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1445 } 1446 1447 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1448 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1449 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1450 data |= ESA_ASSP_0_WS_ENABLE; 1451 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1452 1453 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1454 1455 return; 1456 } 1457 1458 static uint8_t 1459 esa_assp_halt(struct esa_softc *sc) 1460 { 1461 bus_space_tag_t iot; 1462 bus_space_handle_t ioh; 1463 uint8_t data, reset_state; 1464 1465 iot = sc->sc_iot; 1466 ioh = sc->sc_ioh; 1467 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1468 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1469 delay(10000); 1470 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1471 reset_state & ~ESA_REGB_ENABLE_RESET); 1472 delay(10000); 1473 1474 return reset_state; 1475 } 1476 1477 static void 1478 esa_codec_reset(struct esa_softc *sc) 1479 { 1480 bus_space_tag_t iot; 1481 bus_space_handle_t ioh; 1482 uint16_t data, dir; 1483 int retry; 1484 1485 iot = sc->sc_iot; 1486 ioh = sc->sc_ioh; 1487 retry = 0; 1488 do { 1489 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1490 dir = data | 0x10; /* assuming pci bus master? */ 1491 1492 /* remote codec config */ 1493 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1494 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1495 data & ~ESA_SECOND_CODEC_ID_MASK); 1496 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1497 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1498 data & ~ESA_COMMAND_ADDR_OUT); 1499 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1500 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1501 data & ~ESA_STATUS_ADDR_IN); 1502 1503 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1504 ESA_IO_SRAM_ENABLE); 1505 delay(20); 1506 1507 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1508 dir & ~ESA_GPO_PRIMARY_AC97); 1509 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1510 ~ESA_GPO_PRIMARY_AC97); 1511 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1512 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1513 dir | ESA_GPO_PRIMARY_AC97); 1514 delay(sc->delay1 * 1000); 1515 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1516 ESA_GPO_PRIMARY_AC97); 1517 delay(5); 1518 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1519 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1520 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1521 delay(sc->delay2 * 1000); 1522 1523 esa_read_codec(sc, 0x7c, &data); 1524 if ((data == 0) || (data == 0xffff)) { 1525 retry++; 1526 if (retry > 3) { 1527 aprint_error_dev(sc->sc_dev, 1528 "esa_codec_reset: failed\n"); 1529 break; 1530 } 1531 aprint_normal_dev(sc->sc_dev, 1532 "esa_codec_reset: retrying\n"); 1533 } else 1534 retry = 0; 1535 } while (retry); 1536 1537 return; 1538 } 1539 1540 static int 1541 esa_amp_enable(struct esa_softc *sc) 1542 { 1543 bus_space_tag_t iot; 1544 bus_space_handle_t ioh; 1545 uint32_t gpo, polarity_port, polarity; 1546 uint16_t data; 1547 1548 iot = sc->sc_iot; 1549 ioh = sc->sc_ioh; 1550 switch (sc->type) { 1551 case ESS_ALLEGRO1: 1552 polarity_port = 0x1800; 1553 break; 1554 case ESS_MAESTRO3: 1555 polarity_port = 0x1100; 1556 break; 1557 default: 1558 aprint_error_dev(sc->sc_dev, 1559 "esa_amp_enable: Unknown chip type!!!\n"); 1560 return 1; 1561 } 1562 1563 gpo = (polarity_port >> 8) & 0x0f; 1564 polarity = polarity_port >> 12; 1565 polarity = !polarity; /* Enable */ 1566 polarity = polarity << gpo; 1567 gpo = 1 << gpo; 1568 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1569 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1570 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1571 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1572 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1573 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1574 1575 return 0; 1576 } 1577 1578 static void 1579 esa_enable_interrupts(struct esa_softc *sc) 1580 { 1581 bus_space_tag_t iot; 1582 bus_space_handle_t ioh; 1583 uint8_t data; 1584 1585 iot = sc->sc_iot; 1586 ioh = sc->sc_ioh; 1587 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1588 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1589 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1590 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1591 data | ESA_ASSP_HOST_INT_ENABLE); 1592 } 1593 1594 /* 1595 * List management 1596 */ 1597 static int 1598 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1599 uint16_t val, int index) 1600 { 1601 struct esa_softc *sc; 1602 1603 sc = device_private(vc->parent); 1604 el->indexmap[index] = el->currlen; 1605 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1606 el->mem_addr + el->currlen, 1607 val); 1608 1609 return el->currlen++; 1610 } 1611 1612 static void 1613 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1614 { 1615 struct esa_softc *sc; 1616 uint16_t val; 1617 int lastindex; 1618 int vindex; 1619 int i; 1620 1621 sc = device_private(vc->parent); 1622 lastindex = el->currlen - 1; 1623 vindex = el->indexmap[index]; 1624 1625 /* reset our virtual index */ 1626 el->indexmap[index] = -1; 1627 1628 if (vindex != lastindex) { 1629 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1630 el->mem_addr + lastindex); 1631 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1632 el->mem_addr + vindex, 1633 val); 1634 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1635 if (el->indexmap[i] == lastindex) 1636 break; 1637 if (i >= ESA_NUM_VOICES * 2) 1638 aprint_error_dev(sc->sc_dev, 1639 "esa_remove_list: invalid task index\n"); 1640 else 1641 el->indexmap[i] = vindex; 1642 } 1643 1644 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1645 el->mem_addr + lastindex, 0); 1646 el->currlen--; 1647 1648 return; 1649 } 1650 1651 static bool 1652 esa_suspend(device_t dv PMF_FN_ARGS) 1653 { 1654 struct esa_softc *sc = device_private(dv); 1655 bus_space_tag_t iot = sc->sc_iot; 1656 bus_space_handle_t ioh = sc->sc_ioh; 1657 int i, index; 1658 1659 index = 0; 1660 1661 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1662 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1663 1664 esa_assp_halt(sc); 1665 1666 /* Save ASSP state */ 1667 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1668 i++) 1669 sc->savemem[index++] = esa_read_assp(sc, 1670 ESA_MEMTYPE_INTERNAL_CODE, i); 1671 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1672 i++) 1673 sc->savemem[index++] = esa_read_assp(sc, 1674 ESA_MEMTYPE_INTERNAL_DATA, i); 1675 1676 return true; 1677 } 1678 1679 static bool 1680 esa_resume(device_t dv PMF_FN_ARGS) 1681 { 1682 struct esa_softc *sc = device_private(dv); 1683 bus_space_tag_t iot = sc->sc_iot; 1684 bus_space_handle_t ioh = sc->sc_ioh; 1685 int i, index; 1686 uint8_t reset_state; 1687 pcireg_t data; 1688 1689 index = 0; 1690 1691 delay(10000); 1692 1693 data = pci_conf_read(sc->sc_pct, sc->sc_tag, PCI_LEGACY_AUDIO_CTRL); 1694 pci_conf_write(sc->sc_pct, sc->sc_tag, PCI_LEGACY_AUDIO_CTRL, 1695 data | DISABLE_LEGACY); 1696 1697 bus_space_write_4(iot, ioh, ESA_PCI_ACPI_CONTROL, ESA_PCI_ACPI_D0); 1698 1699 esa_config(sc); 1700 1701 reset_state = esa_assp_halt(sc); 1702 1703 esa_init_codec(sc); 1704 esa_codec_reset(sc); 1705 1706 /* restore ASSP */ 1707 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1708 i++) 1709 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1710 sc->savemem[index++]); 1711 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1712 i++) 1713 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1714 sc->savemem[index++]); 1715 1716 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1717 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1718 reset_state | ESA_REGB_ENABLE_RESET); 1719 1720 esa_enable_interrupts(sc); 1721 esa_amp_enable(sc); 1722 1723 /* Finally, power up AC97 codec */ 1724 delay(1000); 1725 sc->codec_if->vtbl->restore_ports(sc->codec_if); 1726 1727 return true; 1728 } 1729 1730 static uint32_t 1731 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1732 { 1733 uint16_t hi, lo; 1734 uint32_t addr; 1735 int data_offset; 1736 1737 data_offset = ch->data_offset; 1738 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1739 ESA_CDATA_HOST_SRC_CURRENTH); 1740 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1741 ESA_CDATA_HOST_SRC_CURRENTL); 1742 1743 addr = lo | ((uint32_t)hi << 16); 1744 return (addr - ch->start); 1745 } 1746 1747 static paddr_t 1748 esa_mappage(void *addr, void *mem, off_t off, int prot) 1749 { 1750 struct esa_voice *vc; 1751 struct esa_softc *sc; 1752 struct esa_dma *p; 1753 1754 vc = addr; 1755 sc = device_private(vc->parent); 1756 if (off < 0) 1757 return -1; 1758 for (p = vc->dma; p && KERNADDR(p) != mem; p = p->next) 1759 continue; 1760 if (p == NULL) 1761 return -1; 1762 return bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1763 off, prot, BUS_DMA_WAITOK); 1764 } 1765