esa.c revision 1.33
1/* $NetBSD: esa.c,v 1.33 2006/08/30 00:53:47 christos Exp $ */ 2 3/* 4 * Copyright (c) 2001, 2002 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 1.33 2006/08/30 00:53:47 christos 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 <machine/bus.h> 57#include <machine/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 76enum { 77 ESS_ALLEGRO1, 78 ESS_MAESTRO3 79}; 80 81static 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 96static struct audio_device esa_device = { 97 "ESS Allegro", 98 "", 99 "esa" 100}; 101 102static int esa_match(struct device *, struct cfdata *, void *); 103static void esa_attach(struct device *, struct device *, void *); 104static int esa_detach(struct device *, int); 105 106/* audio(9) functions */ 107static int esa_query_encoding(void *, struct audio_encoding *); 108static int esa_set_params(void *, int, int, audio_params_t *, 109 audio_params_t *, stream_filter_list_t *, 110 stream_filter_list_t *); 111static int esa_round_blocksize(void *, int, int, 112 const audio_params_t *); 113static int esa_commit_settings(void *); 114static int esa_halt_output(void *); 115static int esa_halt_input(void *); 116static int esa_set_port(void *, mixer_ctrl_t *); 117static int esa_get_port(void *, mixer_ctrl_t *); 118static int esa_query_devinfo(void *, mixer_devinfo_t *); 119static void * esa_malloc(void *, int, size_t, struct malloc_type *, 120 int); 121static void esa_free(void *, void *, struct malloc_type *); 122static int esa_getdev(void *, struct audio_device *); 123static size_t esa_round_buffersize(void *, int, size_t); 124static int esa_get_props(void *); 125static int esa_trigger_output(void *, void *, void *, int, 126 void (*)(void *), void *, 127 const audio_params_t *); 128static int esa_trigger_input(void *, void *, void *, int, 129 void (*)(void *), void *, 130 const audio_params_t *); 131 132static int esa_intr(void *); 133static int esa_allocmem(struct esa_softc *, size_t, size_t, 134 struct esa_dma *); 135static int esa_freemem(struct esa_softc *, struct esa_dma *); 136static paddr_t esa_mappage(void *, void *, off_t, int); 137 138/* Supporting subroutines */ 139static uint16_t esa_read_assp(struct esa_softc *, uint16_t, uint16_t); 140static void esa_write_assp(struct esa_softc *, uint16_t, uint16_t, 141 uint16_t); 142static int esa_init_codec(struct esa_softc *); 143static int esa_attach_codec(void *, struct ac97_codec_if *); 144static int esa_read_codec(void *, uint8_t, uint16_t *); 145static int esa_write_codec(void *, uint8_t, uint16_t); 146static int esa_reset_codec(void *); 147static enum ac97_host_flags esa_flags_codec(void *); 148static int esa_wait(struct esa_softc *); 149static int esa_init(struct esa_softc *); 150static void esa_config(struct esa_softc *); 151static uint8_t esa_assp_halt(struct esa_softc *); 152static void esa_codec_reset(struct esa_softc *); 153static int esa_amp_enable(struct esa_softc *); 154static void esa_enable_interrupts(struct esa_softc *); 155static uint32_t esa_get_pointer(struct esa_softc *, struct esa_channel *); 156 157/* list management */ 158static int esa_add_list(struct esa_voice *, struct esa_list *, 159 uint16_t, int); 160static void esa_remove_list(struct esa_voice *, struct esa_list *, 161 int); 162 163/* power management */ 164static void esa_powerhook(int, void *); 165static int esa_suspend(struct esa_softc *); 166static int esa_resume(struct esa_softc *); 167 168 169#define ESA_NENCODINGS 8 170static audio_encoding_t esa_encoding[ESA_NENCODINGS] = { 171 { 0, AudioEulinear, AUDIO_ENCODING_ULINEAR, 8, 0 }, 172 { 1, AudioEmulaw, AUDIO_ENCODING_ULAW, 8, 173 AUDIO_ENCODINGFLAG_EMULATED }, 174 { 2, AudioEalaw, AUDIO_ENCODING_ALAW, 8, AUDIO_ENCODINGFLAG_EMULATED }, 175 { 3, AudioEslinear, AUDIO_ENCODING_SLINEAR, 8, 176 AUDIO_ENCODINGFLAG_EMULATED }, /* XXX: Are you sure? */ 177 { 4, AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16, 0 }, 178 { 5, AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16, 179 AUDIO_ENCODINGFLAG_EMULATED }, 180 { 6, AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16, 181 AUDIO_ENCODINGFLAG_EMULATED }, 182 { 7, AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16, 183 AUDIO_ENCODINGFLAG_EMULATED } 184}; 185 186#define ESA_NFORMATS 4 187static const struct audio_format esa_formats[ESA_NFORMATS] = { 188 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 189 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 190 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, 191 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 192 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 193 2, AUFMT_STEREO, 0, {ESA_MINRATE, ESA_MAXRATE}}, 194 {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8, 195 1, AUFMT_MONAURAL, 0, {ESA_MINRATE, ESA_MAXRATE}}, 196}; 197 198static const struct audio_hw_if esa_hw_if = { 199 NULL, /* open */ 200 NULL, /* close */ 201 NULL, /* drain */ 202 esa_query_encoding, 203 esa_set_params, 204 esa_round_blocksize, 205 esa_commit_settings, 206 NULL, /* init_output */ 207 NULL, /* init_input */ 208 NULL, /* start_output */ 209 NULL, /* start_input */ 210 esa_halt_output, 211 esa_halt_input, 212 NULL, /* speaker_ctl */ 213 esa_getdev, 214 NULL, /* getfd */ 215 esa_set_port, 216 esa_get_port, 217 esa_query_devinfo, 218 esa_malloc, 219 esa_free, 220 esa_round_buffersize, 221 esa_mappage, 222 esa_get_props, 223 esa_trigger_output, 224 esa_trigger_input 225 NULL, /* dev_ioctl */ 226 NULL, /* powerstate */ 227}; 228 229CFATTACH_DECL(esa, sizeof(struct esa_softc), esa_match, esa_attach, 230 esa_detach, NULL); 231 232/* 233 * audio(9) functions 234 */ 235 236static int 237esa_query_encoding(void *hdl, struct audio_encoding *ae) 238{ 239 240 if (ae->index < 0 || ae->index >= ESA_NENCODINGS) 241 return EINVAL; 242 *ae = esa_encoding[ae->index]; 243 244 return 0; 245} 246 247static int 248esa_set_params(void *hdl, int setmode, int usemode, 249 audio_params_t *play, audio_params_t *rec, 250 stream_filter_list_t *pfil, stream_filter_list_t *rfil) 251{ 252 struct esa_voice *vc; 253 //struct esa_softc *sc = (struct esa_softc *)vc->parent; 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 298static int 299esa_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 = (struct esa_softc *)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 365static int 366esa_round_blocksize(void *hdl, int bs, int mode, const audio_params_t *param) 367{ 368 369 return bs & ~0x20; /* Be conservative; align to 32 bytes */ 370} 371 372static int 373esa_halt_output(void *hdl) 374{ 375 struct esa_voice *vc; 376 struct esa_softc *sc; 377 bus_space_tag_t iot; 378 bus_space_handle_t ioh; 379 uint16_t data; 380 381 vc = hdl; 382 sc = (struct esa_softc *)vc->parent; 383 iot = sc->sc_iot; 384 ioh = sc->sc_ioh; 385 if (vc->play.active == 0) 386 return 0; 387 388 vc->play.active = 0; 389 390 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 391 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 392 393 sc->sc_ntimers--; 394 if (sc->sc_ntimers == 0) { 395 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 396 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 397 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 398 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 399 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 400 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 401 data & ~ESA_CLKRUN_GEN_ENABLE); 402 } 403 404 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 405 ESA_KDATA_MIXER_TASK_NUMBER, 406 sc->mixer_list.indexmap[vc->index]); 407 /* remove ourselves from the packed lists */ 408 esa_remove_list(vc, &sc->mixer_list, vc->index); 409 esa_remove_list(vc, &sc->dma_list, vc->index); 410 esa_remove_list(vc, &sc->msrc_list, vc->index); 411 412 return 0; 413} 414 415static int 416esa_halt_input(void *hdl) 417{ 418 struct esa_voice *vc; 419 struct esa_softc *sc; 420 bus_space_tag_t iot; 421 bus_space_handle_t ioh; 422 uint32_t data; 423 424 vc = hdl; 425 sc = (struct esa_softc *)vc->parent; 426 iot = sc->sc_iot; 427 ioh = sc->sc_ioh; 428 if (vc->rec.active == 0) 429 return 0; 430 431 vc->rec.active = 0; 432 433 sc->sc_ntimers--; 434 if (sc->sc_ntimers == 0) { 435 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 436 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 437 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 438 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 439 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 440 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 441 data & ~ESA_CLKRUN_GEN_ENABLE); 442 } 443 444 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, vc->rec.data_offset + 445 ESA_CDATA_INSTANCE_READY, 0); 446 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 447 0); 448 449 /* remove ourselves from the packed lists */ 450 esa_remove_list(vc, &sc->adc1_list, vc->index + ESA_NUM_VOICES); 451 esa_remove_list(vc, &sc->dma_list, vc->index + ESA_NUM_VOICES); 452 esa_remove_list(vc, &sc->msrc_list, vc->index + ESA_NUM_VOICES); 453 454 return 0; 455} 456 457static void * 458esa_malloc(void *hdl, int direction, size_t size, struct malloc_type *type, 459 int flags) 460{ 461 struct esa_voice *vc; 462 struct esa_softc *sc; 463 struct esa_dma *p; 464 int error; 465 466 p = malloc(sizeof(*p), type, flags); 467 if (p == NULL) 468 return NULL; 469 vc = hdl; 470 sc = (struct esa_softc *)vc->parent; 471 error = esa_allocmem(sc, size, 16, p); 472 if (error) { 473 free(p, type); 474 printf("%s: esa_malloc: not enough memory\n", 475 sc->sc_dev.dv_xname); 476 return 0; 477 } 478 p->next = vc->dma; 479 vc->dma = p; 480 481 return KERNADDR(p); 482} 483 484static void 485esa_free(void *hdl, void *addr, struct malloc_type *type) 486{ 487 struct esa_voice *vc; 488 struct esa_softc *sc; 489 struct esa_dma *p; 490 struct esa_dma **pp; 491 492 vc = hdl; 493 sc = (struct esa_softc *)vc->parent; 494 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 495 if (KERNADDR(p) == addr) { 496 esa_freemem(sc, p); 497 *pp = p->next; 498 free(p, type); 499 return; 500 } 501} 502 503static int 504esa_getdev(void *hdl, struct audio_device *ret) 505{ 506 507 *ret = esa_device; 508 return 0; 509} 510 511static int 512esa_set_port(void *hdl, mixer_ctrl_t *mc) 513{ 514 struct esa_voice *vc; 515 struct esa_softc *sc; 516 517 vc = hdl; 518 sc = (struct esa_softc *)vc->parent; 519 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc); 520} 521 522static int 523esa_get_port(void *hdl, mixer_ctrl_t *mc) 524{ 525 struct esa_voice *vc; 526 struct esa_softc *sc; 527 528 vc = hdl; 529 sc = (struct esa_softc *)vc->parent; 530 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc); 531} 532 533static int 534esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 535{ 536 struct esa_voice *vc; 537 struct esa_softc *sc; 538 539 vc = hdl; 540 sc = (struct esa_softc *)vc->parent; 541 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, di); 542} 543 544static size_t 545esa_round_buffersize(void *hdl, int direction, size_t bufsize) 546{ 547 548 return bufsize; 549} 550 551static int 552esa_get_props(void *hdl) 553{ 554 555 return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 556} 557 558static int 559esa_trigger_output(void *hdl, void *start, void *end, int blksize, 560 void (*intr)(void *), void *intrarg, 561 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 = (struct esa_softc *)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 printf("%s: esa_trigger_output: bad addr %p\n", 593 sc->sc_dev.dv_xname, 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)(((caddr_t)end - (caddr_t)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 /* XXX */ 673 //esa_commit_settings(vc); 674 675 sc->sc_ntimers++; 676 677 if (sc->sc_ntimers == 1) { 678 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 679 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 680 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 681 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 682 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 683 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 684 data | ESA_CLKRUN_GEN_ENABLE); 685 } 686 687 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 688 ESA_CDATA_INSTANCE_READY, 1); 689 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 690 ESA_KDATA_MIXER_TASK_NUMBER, 691 sc->mixer_list.indexmap[vc->index]); 692 693 return 0; 694} 695 696static int 697esa_trigger_input(void *hdl, void *start, void *end, int blksize, 698 void (*intr)(void *), void *intrarg, 699 const audio_params_t *param) 700{ 701 struct esa_voice *vc; 702 struct esa_softc *sc; 703 struct esa_dma *p; 704 bus_space_tag_t iot; 705 bus_space_handle_t ioh; 706 uint32_t data, bufaddr, i; 707 size_t size; 708 int data_bytes, adc_data, dsp_in_size; 709 int dsp_out_size, dsp_in_buf, dsp_out_buf; 710 711 vc = hdl; 712 sc = (struct esa_softc *)vc->parent; 713 iot = sc->sc_iot; 714 ioh = sc->sc_ioh; 715 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 716 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 717 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 718 adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + (data_bytes / 2); 719 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 720 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 721 dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 722 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 723 724 vc->rec.data_offset = adc_data; 725 726 /* We only support 1 recording channel */ 727 if (vc->index > 0) 728 return ENODEV; 729 730 if (vc->rec.active) 731 return EINVAL; 732 733 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 734 continue; 735 if (p == NULL) { 736 printf("%s: esa_trigger_input: bad addr %p\n", 737 sc->sc_dev.dv_xname, start); 738 return EINVAL; 739 } 740 741 vc->rec.active = 1; 742 vc->rec.intr = intr; 743 vc->rec.arg = intrarg; 744 vc->rec.pos = 0; 745 vc->rec.count = 0; 746 vc->rec.buf = start; 747 vc->rec.bufsize = size = (size_t)(((caddr_t)end - (caddr_t)start)); 748 vc->rec.blksize = blksize; 749 bufaddr = DMAADDR(p); 750 vc->rec.start = bufaddr; 751 752#define LO(x) ((x) & 0x0000ffff) 753#define HI(x) ((x) >> 16) 754 755 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 756 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 757 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 758 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 759 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 760 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 761 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 762 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 763 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 764 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 765 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 766 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 767 768 /* DSP buffers */ 769 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 770 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 771 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 772 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 773 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 774 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 775 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 776 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 777 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 778 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 779 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 780 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 781 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 782 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 783 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 784 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 785 786 /* Some per-client initializers */ 787 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 788 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 789 /* Tell it which way DMA is going */ 790 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 791 ESA_CDATA_DMA_CONTROL, 792 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 793 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 794 795 /* Set an armload of static initializers */ 796 for (i = 0; i < (sizeof(esa_recvals) / sizeof(esa_recvals[0])); i++) 797 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 798 esa_recvals[i].addr, esa_recvals[i].val); 799 800 /* Put us in the packed task lists */ 801 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 802 vc->index + ESA_NUM_VOICES); 803 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 804 vc->index + ESA_NUM_VOICES); 805 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 806 vc->index + ESA_NUM_VOICES); 807#undef LO 808#undef HI 809 810 /* XXX */ 811 //esa_commit_settings(vc); 812 813 sc->sc_ntimers++; 814 if (sc->sc_ntimers == 1) { 815 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 816 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 817 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 818 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 819 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 820 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 821 data | ESA_CLKRUN_GEN_ENABLE); 822 } 823 824 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 825 ESA_CDATA_INSTANCE_READY, 1); 826 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 827 1); 828 829 return 0; 830} 831 832/* Interrupt handler */ 833static int 834esa_intr(void *hdl) 835{ 836 struct esa_softc *sc; 837 struct esa_voice *vc; 838 bus_space_tag_t iot; 839 bus_space_handle_t ioh; 840 uint8_t status; 841 uint32_t pos; 842 uint32_t diff; 843 uint32_t blksize; 844 int i; 845 846 sc = hdl; 847 iot = sc->sc_iot; 848 ioh = sc->sc_ioh; 849 850 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 851 if (status == 0xff) 852 return 0; 853 854 /* ack the interrupt */ 855 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 856 857 if (status & ESA_HV_INT_PENDING) { 858 uint8_t event; 859 860 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 861 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 862 switch(event) { 863 case 0x99: 864 case 0xaa: 865 case 0x66: 866 case 0x88: 867 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 868 break; 869 default: 870 printf("%s: unknown hwvol event 0x%02x\n", 871 sc->sc_dev.dv_xname, event); 872 break; 873 } 874 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 875 } 876 877 if ((status & ESA_ASSP_INT_PENDING) == 0 || 878 (bus_space_read_1(iot, ioh, 879 ESA_ASSP_CONTROL_B) & ESA_STOP_ASSP_CLOCK) != 0 || 880 (bus_space_read_1(iot, ioh, 881 ESA_ASSP_HOST_INT_STATUS) & ESA_DSP2HOST_REQ_TIMER) == 0) 882 return 1; 883 884 bus_space_write_1(iot, ioh, ESA_ASSP_HOST_INT_STATUS, 885 ESA_DSP2HOST_REQ_TIMER); 886 887 for (i = 0; i < ESA_NUM_VOICES; i++) { 888 vc = &sc->voice[i]; 889 890 if (vc->play.active) { 891 pos = esa_get_pointer(sc, &vc->play) % vc->play.bufsize; 892 diff = (vc->play.bufsize + pos - vc->play.pos) % 893 vc->play.bufsize; 894 895 vc->play.pos = pos; 896 vc->play.count += diff; 897 blksize = vc->play.blksize; 898 899 while (vc->play.count >= blksize) { 900 vc->play.count -= blksize; 901 (*vc->play.intr)(vc->play.arg); 902 } 903 } 904 905 if (vc->rec.active) { 906 pos = esa_get_pointer(sc, &vc->rec) % vc->rec.bufsize; 907 diff = (vc->rec.bufsize + pos - vc->rec.pos) % 908 vc->rec.bufsize; 909 910 vc->rec.pos = pos; 911 vc->rec.count += diff; 912 blksize = vc->rec.blksize; 913 914 while (vc->rec.count >= blksize) { 915 vc->rec.count -= blksize; 916 (*vc->rec.intr)(vc->rec.arg); 917 } 918 } 919 } 920 921 return 1; 922} 923 924static int 925esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 926 struct esa_dma *p) 927{ 928 int error; 929 930 p->size = size; 931 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 932 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 933 &p->nsegs, BUS_DMA_NOWAIT); 934 if (error) 935 return error; 936 937 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 938 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 939 if (error) 940 goto free; 941 942 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 943 BUS_DMA_NOWAIT, &p->map); 944 if (error) 945 goto unmap; 946 947 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 948 BUS_DMA_NOWAIT); 949 if (error) 950 goto destroy; 951 952 return 0; 953 954destroy: 955 bus_dmamap_destroy(sc->sc_dmat, p->map); 956unmap: 957 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 958free: 959 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 960 961 return error; 962} 963 964static int 965esa_freemem(struct esa_softc *sc, struct esa_dma *p) 966{ 967 968 bus_dmamap_unload(sc->sc_dmat, p->map); 969 bus_dmamap_destroy(sc->sc_dmat, p->map); 970 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 971 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 972 973 return 0; 974} 975 976/* 977 * Supporting Subroutines 978 */ 979 980static int 981esa_match(struct device *dev, struct cfdata *match, void *aux) 982{ 983 struct pci_attach_args *pa; 984 985 pa = (struct pci_attach_args *)aux; 986 switch (PCI_VENDOR(pa->pa_id)) { 987 case PCI_VENDOR_ESSTECH: 988 switch(PCI_PRODUCT(pa->pa_id)) { 989 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 990 case PCI_PRODUCT_ESSTECH_MAESTRO3: 991 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 992 return 1; 993 } 994 } 995 996 return 0; 997} 998 999static void 1000esa_attach(struct device *parent, struct device *self, void *aux) 1001{ 1002 struct esa_softc *sc; 1003 struct pci_attach_args *pa; 1004 pcitag_t tag; 1005 pci_chipset_tag_t pc; 1006 pci_intr_handle_t ih; 1007 const struct esa_card_type *card; 1008 const char *intrstr; 1009 uint32_t data; 1010 char devinfo[256]; 1011 int revision, len; 1012 int i; 1013 int error; 1014 1015 sc = (struct esa_softc *)self; 1016 pa = (struct pci_attach_args *)aux; 1017 tag = pa->pa_tag; 1018 pc = pa->pa_pc; 1019 aprint_naive(": Audio controller\n"); 1020 1021 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 1022 revision = PCI_REVISION(pa->pa_class); 1023 aprint_normal(": %s (rev. 0x%02x)\n", devinfo, revision); 1024 1025 for (card = esa_card_types; card->pci_vendor_id; card++) 1026 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 1027 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 1028 sc->type = card->type; 1029 sc->delay1 = card->delay1; 1030 sc->delay2 = card->delay2; 1031 break; 1032 } 1033 1034 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 1035 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 1036 | PCI_COMMAND_MASTER_ENABLE); 1037 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 1038 1039 /* Map I/O register */ 1040 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1041 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 1042 aprint_error("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 1043 return; 1044 } 1045 1046 /* Initialize softc */ 1047 sc->sc_tag = tag; 1048 sc->sc_pct = pc; 1049 sc->sc_dmat = pa->pa_dmat; 1050 1051 /* Map and establish an interrupt */ 1052 if (pci_intr_map(pa, &ih)) { 1053 aprint_error("%s: can't map interrupt\n", sc->sc_dev.dv_xname); 1054 return; 1055 } 1056 intrstr = pci_intr_string(pc, ih); 1057 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, esa_intr, self); 1058 if (sc->sc_ih == NULL) { 1059 aprint_error("%s: can't establish interrupt", 1060 sc->sc_dev.dv_xname); 1061 if (intrstr != NULL) 1062 aprint_normal(" at %s", intrstr); 1063 aprint_normal("\n"); 1064 return; 1065 } 1066 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 1067 1068 /* power up chip */ 1069 if ((error = pci_activate(pa->pa_pc, pa->pa_tag, sc, 1070 pci_activate_null)) && error != EOPNOTSUPP) { 1071 aprint_error("%s: cannot activate %d\n", sc->sc_dev.dv_xname, 1072 error); 1073 return; 1074 } 1075 1076 /* Init chip */ 1077 if (esa_init(sc) == -1) { 1078 aprint_error("%s: esa_attach: unable to initialize the card\n", 1079 sc->sc_dev.dv_xname); 1080 return; 1081 } 1082 1083 /* create suspend save area */ 1084 len = sizeof(uint16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1085 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1086 sc->savemem = (uint16_t *)malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1087 if (sc->savemem == NULL) { 1088 aprint_error("%s: unable to allocate suspend buffer\n", 1089 sc->sc_dev.dv_xname); 1090 return; 1091 } 1092 1093 /* 1094 * Every card I've seen has had their channels swapped with respect 1095 * to the mixer. Ie: 1096 * $ mixerctl -w outputs.master=0,191 1097 * Would result in the _right_ speaker being turned off. 1098 * 1099 * So, we will swap the left and right mixer channels to compensate 1100 * for this. 1101 */ 1102 sc->codec_flags = AC97_HOST_SWAPPED_CHANNELS; 1103 1104 /* Attach AC97 host interface */ 1105 sc->host_if.arg = self; 1106 sc->host_if.attach = esa_attach_codec; 1107 sc->host_if.read = esa_read_codec; 1108 sc->host_if.write = esa_write_codec; 1109 sc->host_if.reset = esa_reset_codec; 1110 sc->host_if.flags = esa_flags_codec; 1111 1112 if (ac97_attach(&sc->host_if, self) != 0) 1113 return; 1114 1115 /* initialize list management structures */ 1116 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1117 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1118 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1119 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1120 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1121 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1122 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1123 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1124 1125 /* initialize index maps */ 1126 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1127 sc->mixer_list.indexmap[i] = -1; 1128 sc->msrc_list.indexmap[i] = -1; 1129 sc->dma_list.indexmap[i] = -1; 1130 sc->adc1_list.indexmap[i] = -1; 1131 } 1132 for (i = 0; i < ESA_NUM_VOICES; i++) { 1133 sc->voice[i].parent = (struct device *)sc; 1134 sc->voice[i].index = i; 1135 sc->sc_audiodev[i] = 1136 audio_attach_mi(&esa_hw_if, &sc->voice[i], &sc->sc_dev); 1137 } 1138 1139 sc->powerhook = powerhook_establish(esa_powerhook, sc); 1140 if (sc->powerhook == NULL) 1141 aprint_error("%s: WARNING: unable to establish powerhook\n", 1142 sc->sc_dev.dv_xname); 1143 1144 return; 1145} 1146 1147static int 1148esa_detach(struct device *self, int flags) 1149{ 1150 struct esa_softc *sc; 1151 int i; 1152 1153 sc = (struct esa_softc *)self; 1154 for (i = 0; i < ESA_NUM_VOICES; i++) { 1155 if (sc->sc_audiodev[i] != NULL) 1156 config_detach(sc->sc_audiodev[i], flags); 1157 } 1158 1159 if (sc->sc_ih != NULL) 1160 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1161 if (sc->sc_ios) 1162 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1163 1164 free(sc->savemem, M_DEVBUF); 1165 1166 return 0; 1167} 1168 1169static uint16_t 1170esa_read_assp(struct esa_softc *sc, uint16_t region, uint16_t index) 1171{ 1172 uint16_t data; 1173 bus_space_tag_t iot; 1174 bus_space_handle_t ioh; 1175 1176 iot = sc->sc_iot; 1177 ioh = sc->sc_ioh; 1178 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1179 region & ESA_MEMTYPE_MASK); 1180 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1181 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1182 1183 return data; 1184} 1185 1186static void 1187esa_write_assp(struct esa_softc *sc, uint16_t region, uint16_t index, 1188 uint16_t data) 1189{ 1190 bus_space_tag_t iot; 1191 bus_space_handle_t ioh; 1192 1193 iot = sc->sc_iot; 1194 ioh = sc->sc_ioh; 1195 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1196 region & ESA_MEMTYPE_MASK); 1197 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1198 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1199 1200 return; 1201} 1202 1203static int 1204esa_init_codec(struct esa_softc *sc) 1205{ 1206 bus_space_tag_t iot; 1207 bus_space_handle_t ioh; 1208 uint32_t data; 1209 1210 iot = sc->sc_iot; 1211 ioh = sc->sc_ioh; 1212 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1213 1214 return (data & 0x1) ? 0 : 1; 1215} 1216 1217static int 1218esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1219{ 1220 struct esa_softc *sc; 1221 1222 sc = aux; 1223 sc->codec_if = codec_if; 1224 1225 return 0; 1226} 1227 1228static int 1229esa_read_codec(void *aux, uint8_t reg, uint16_t *result) 1230{ 1231 struct esa_softc *sc; 1232 bus_space_tag_t iot; 1233 bus_space_handle_t ioh; 1234 1235 sc = aux; 1236 iot = sc->sc_iot; 1237 ioh = sc->sc_ioh; 1238 if (esa_wait(sc)) 1239 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1240 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1241 delay(50); 1242 if (esa_wait(sc)) 1243 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1244 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1245 1246 return 0; 1247} 1248 1249static int 1250esa_write_codec(void *aux, uint8_t reg, uint16_t data) 1251{ 1252 struct esa_softc *sc; 1253 bus_space_tag_t iot; 1254 bus_space_handle_t ioh; 1255 1256 sc = aux; 1257 iot = sc->sc_iot; 1258 ioh = sc->sc_ioh; 1259 if (esa_wait(sc)) { 1260 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1261 return -1; 1262 } 1263 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1264 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1265 delay(50); 1266 1267 return 0; 1268} 1269 1270static int 1271esa_reset_codec(void *aux) 1272{ 1273 1274 return 0; 1275} 1276 1277static enum ac97_host_flags 1278esa_flags_codec(void *aux) 1279{ 1280 struct esa_softc *sc; 1281 1282 sc = aux; 1283 return sc->codec_flags; 1284} 1285 1286static int 1287esa_wait(struct esa_softc *sc) 1288{ 1289 int i, val; 1290 bus_space_tag_t iot; 1291 bus_space_handle_t ioh; 1292 1293 iot = sc->sc_iot; 1294 ioh = sc->sc_ioh; 1295 for (i = 0; i < 20; i++) { 1296 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1297 if ((val & 1) == 0) 1298 return 0; 1299 delay(2); 1300 } 1301 1302 return -1; 1303} 1304 1305static int 1306esa_init(struct esa_softc *sc) 1307{ 1308 struct esa_voice *vc; 1309 bus_space_tag_t iot; 1310 bus_space_handle_t ioh; 1311 pcitag_t tag; 1312 pci_chipset_tag_t pc; 1313 uint32_t data, i, size; 1314 uint8_t reset_state; 1315 int data_bytes; 1316 1317 iot = sc->sc_iot; 1318 ioh = sc->sc_ioh; 1319 tag = sc->sc_tag; 1320 pc = sc->sc_pct; 1321 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1322 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1323 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 1324 1325 /* Disable legacy emulation */ 1326 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1327 data |= DISABLE_LEGACY; 1328 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1329 1330 esa_config(sc); 1331 1332 reset_state = esa_assp_halt(sc); 1333 1334 esa_init_codec(sc); 1335 esa_codec_reset(sc); 1336 1337 /* Zero kernel and mixer data */ 1338 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1339 for (i = 0; i < size / 2; i++) { 1340 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1341 ESA_KDATA_BASE_ADDR + i, 0); 1342 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1343 ESA_KDATA_BASE_ADDR2 + i, 0); 1344 } 1345 1346 /* Init DMA pointer */ 1347 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1348 ESA_KDATA_DMA_XFER0); 1349 1350 /* Write kernel code into memory */ 1351 size = sizeof(esa_assp_kernel_image); 1352 for (i = 0; i < size / 2; i++) 1353 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1354 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1355 1356 size = sizeof(esa_assp_minisrc_image); 1357 for (i = 0; i < size / 2; i++) 1358 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1359 esa_assp_minisrc_image[i]); 1360 1361 /* Write the coefficients for the low pass filter */ 1362 size = sizeof(esa_minisrc_lpf_image); 1363 for (i = 0; i < size / 2; i++) 1364 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1365 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1366 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1367 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1368 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1369 /* Init the mixer number */ 1370 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1371 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1372 /* Extreme kernel master volume */ 1373 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1374 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1375 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1376 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1377 1378 if (esa_amp_enable(sc)) 1379 return -1; 1380 1381 /* Zero entire DAC/ADC area */ 1382 for (i = 0x1100; i < 0x1c00; i++) 1383 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1384 1385 /* set some sane defaults */ 1386 for (i = 0; i < ESA_NUM_VOICES; i++) { 1387 vc = &sc->voice[i]; 1388 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1389 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1390 } 1391 1392 esa_enable_interrupts(sc); 1393 1394 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1395 reset_state | ESA_REGB_ENABLE_RESET); 1396 1397 return 0; 1398} 1399 1400static void 1401esa_config(struct esa_softc *sc) 1402{ 1403 bus_space_tag_t iot; 1404 bus_space_handle_t ioh; 1405 pcitag_t tag; 1406 pci_chipset_tag_t pc; 1407 uint32_t data; 1408 1409 iot = sc->sc_iot; 1410 ioh = sc->sc_ioh; 1411 tag = sc->sc_tag; 1412 pc = sc->sc_pct; 1413 1414 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1415 data &= ESA_REDUCED_DEBOUNCE; 1416 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1417 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1418 1419 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1420 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1421 data &= ~ESA_INT_CLK_SELECT; 1422 if (sc->type == ESS_MAESTRO3) { 1423 data &= ~ESA_INT_CLK_MULT_ENABLE; 1424 data |= ESA_INT_CLK_SRC_NOT_PCI; 1425 } 1426 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1427 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1428 1429 if (sc->type == ESS_ALLEGRO1) { 1430 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1431 data |= ESA_IN_CLK_12MHZ_SELECT; 1432 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1433 } 1434 1435 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1436 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1437 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1438 data |= ESA_ASSP_0_WS_ENABLE; 1439 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1440 1441 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1442 1443 return; 1444} 1445 1446static uint8_t 1447esa_assp_halt(struct esa_softc *sc) 1448{ 1449 bus_space_tag_t iot; 1450 bus_space_handle_t ioh; 1451 uint8_t data, reset_state; 1452 1453 iot = sc->sc_iot; 1454 ioh = sc->sc_ioh; 1455 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1456 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1457 delay(10000); /* XXX use tsleep */ 1458 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1459 reset_state & ~ESA_REGB_ENABLE_RESET); 1460 delay(10000); /* XXX use tsleep */ 1461 1462 return reset_state; 1463} 1464 1465static void 1466esa_codec_reset(struct esa_softc *sc) 1467{ 1468 bus_space_tag_t iot; 1469 bus_space_handle_t ioh; 1470 uint16_t data, dir; 1471 int retry; 1472 1473 iot = sc->sc_iot; 1474 ioh = sc->sc_ioh; 1475 retry = 0; 1476 do { 1477 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1478 dir = data | 0x10; /* assuming pci bus master? */ 1479 1480 /* remote codec config */ 1481 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1482 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1483 data & ~ESA_SECOND_CODEC_ID_MASK); 1484 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1485 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1486 data & ~ESA_COMMAND_ADDR_OUT); 1487 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1488 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1489 data & ~ESA_STATUS_ADDR_IN); 1490 1491 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1492 ESA_IO_SRAM_ENABLE); 1493 delay(20); 1494 1495 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1496 dir & ~ESA_GPO_PRIMARY_AC97); 1497 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1498 ~ESA_GPO_PRIMARY_AC97); 1499 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1500 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1501 dir | ESA_GPO_PRIMARY_AC97); 1502 delay(sc->delay1 * 1000); 1503 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1504 ESA_GPO_PRIMARY_AC97); 1505 delay(5); 1506 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1507 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1508 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1509 delay(sc->delay2 * 1000); 1510 1511 esa_read_codec(sc, 0x7c, &data); 1512 if ((data == 0) || (data == 0xffff)) { 1513 retry++; 1514 if (retry > 3) { 1515 printf("%s: esa_codec_reset: failed\n", 1516 sc->sc_dev.dv_xname); 1517 break; 1518 } 1519 printf("%s: esa_codec_reset: retrying\n", 1520 sc->sc_dev.dv_xname); 1521 } else 1522 retry = 0; 1523 } while (retry); 1524 1525 return; 1526} 1527 1528static int 1529esa_amp_enable(struct esa_softc *sc) 1530{ 1531 bus_space_tag_t iot; 1532 bus_space_handle_t ioh; 1533 uint32_t gpo, polarity_port, polarity; 1534 uint16_t data; 1535 1536 iot = sc->sc_iot; 1537 ioh = sc->sc_ioh; 1538 switch (sc->type) { 1539 case ESS_ALLEGRO1: 1540 polarity_port = 0x1800; 1541 break; 1542 case ESS_MAESTRO3: 1543 polarity_port = 0x1100; 1544 break; 1545 default: 1546 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1547 sc->sc_dev.dv_xname); 1548 return 1; 1549 } 1550 1551 gpo = (polarity_port >> 8) & 0x0f; 1552 polarity = polarity_port >> 12; 1553 polarity = !polarity; /* Enable */ 1554 polarity = polarity << gpo; 1555 gpo = 1 << gpo; 1556 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1557 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1558 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1559 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1560 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1561 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1562 1563 return 0; 1564} 1565 1566static void 1567esa_enable_interrupts(struct esa_softc *sc) 1568{ 1569 bus_space_tag_t iot; 1570 bus_space_handle_t ioh; 1571 uint8_t data; 1572 1573 iot = sc->sc_iot; 1574 ioh = sc->sc_ioh; 1575 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1576 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1577 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1578 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1579 data | ESA_ASSP_HOST_INT_ENABLE); 1580} 1581 1582/* 1583 * List management 1584 */ 1585static int 1586esa_add_list(struct esa_voice *vc, struct esa_list *el, 1587 uint16_t val, int index) 1588{ 1589 struct esa_softc *sc; 1590 1591 sc = (struct esa_softc *)vc->parent; 1592 el->indexmap[index] = el->currlen; 1593 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1594 el->mem_addr + el->currlen, 1595 val); 1596 1597 return el->currlen++; 1598} 1599 1600static void 1601esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1602{ 1603 struct esa_softc *sc; 1604 uint16_t val; 1605 int lastindex; 1606 int vindex; 1607 int i; 1608 1609 sc = (struct esa_softc *)vc->parent; 1610 lastindex = el->currlen - 1; 1611 vindex = el->indexmap[index]; 1612 1613 /* reset our virtual index */ 1614 el->indexmap[index] = -1; 1615 1616 if (vindex != lastindex) { 1617 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1618 el->mem_addr + lastindex); 1619 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1620 el->mem_addr + vindex, 1621 val); 1622 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1623 if (el->indexmap[i] == lastindex) 1624 break; 1625 if (i >= ESA_NUM_VOICES * 2) 1626 printf("%s: esa_remove_list: invalid task index\n", 1627 sc->sc_dev.dv_xname); 1628 else 1629 el->indexmap[i] = vindex; 1630 } 1631 1632 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1633 el->mem_addr + lastindex, 0); 1634 el->currlen--; 1635 1636 return; 1637} 1638 1639static void 1640esa_powerhook(int why, void *hdl) 1641{ 1642 struct esa_softc *sc; 1643 1644 sc = (struct esa_softc *)hdl; 1645 switch (why) { 1646 case PWR_SUSPEND: 1647 case PWR_STANDBY: 1648 esa_suspend(sc); 1649 break; 1650 case PWR_RESUME: 1651 esa_resume(sc); 1652 sc->codec_if->vtbl->restore_ports(sc->codec_if); 1653 break; 1654 } 1655} 1656 1657static int 1658esa_suspend(struct esa_softc *sc) 1659{ 1660 bus_space_tag_t iot; 1661 bus_space_handle_t ioh; 1662 int i, index; 1663 int error; 1664 1665 iot = sc->sc_iot; 1666 ioh = sc->sc_ioh; 1667 index = 0; 1668 1669 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1670 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1671 1672 esa_assp_halt(sc); 1673 1674 /* Save ASSP state */ 1675 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1676 i++) 1677 sc->savemem[index++] = esa_read_assp(sc, 1678 ESA_MEMTYPE_INTERNAL_CODE, i); 1679 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1680 i++) 1681 sc->savemem[index++] = esa_read_assp(sc, 1682 ESA_MEMTYPE_INTERNAL_DATA, i); 1683 1684 if ((error = pci_set_powerstate(sc->sc_pct, sc->sc_tag, 1685 PCI_PMCSR_STATE_D3))) 1686 return error; 1687 1688 return 0; 1689} 1690 1691static int 1692esa_resume(struct esa_softc *sc) 1693{ 1694 bus_space_tag_t iot; 1695 bus_space_handle_t ioh; 1696 int i, index; 1697 uint8_t reset_state; 1698 int error; 1699 1700 iot = sc->sc_iot; 1701 ioh = sc->sc_ioh; 1702 index = 0; 1703 1704 if ((error = pci_set_powerstate(sc->sc_pct, sc->sc_tag, 1705 PCI_PMCSR_STATE_D0))) 1706 return error; 1707 delay(10000); 1708 1709 esa_config(sc); 1710 1711 reset_state = esa_assp_halt(sc); 1712 1713 esa_codec_reset(sc); 1714 1715 /* restore ASSP */ 1716 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1717 i++) 1718 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1719 sc->savemem[index++]); 1720 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1721 i++) 1722 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1723 sc->savemem[index++]); 1724 1725 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1726 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1727 reset_state | ESA_REGB_ENABLE_RESET); 1728 1729 esa_enable_interrupts(sc); 1730 esa_amp_enable(sc); 1731 1732 return 0; 1733} 1734 1735static uint32_t 1736esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1737{ 1738 uint16_t hi, lo; 1739 uint32_t addr; 1740 int data_offset; 1741 1742 data_offset = ch->data_offset; 1743 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1744 ESA_CDATA_HOST_SRC_CURRENTH); 1745 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1746 ESA_CDATA_HOST_SRC_CURRENTL); 1747 1748 addr = lo | ((uint32_t)hi << 16); 1749 return (addr - ch->start); 1750} 1751 1752static paddr_t 1753esa_mappage(void *addr, void *mem, off_t off, int prot) 1754{ 1755 struct esa_voice *vc; 1756 struct esa_softc *sc; 1757 struct esa_dma *p; 1758 1759 vc = addr; 1760 sc = (struct esa_softc *)vc->parent; 1761 if (off < 0) 1762 return -1; 1763 for (p = vc->dma; p && KERNADDR(p) != mem; p = p->next) 1764 continue; 1765 if (p == NULL) 1766 return -1; 1767 return bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1768 off, prot, BUS_DMA_WAITOK); 1769} 1770