esa.c revision 1.36
1/* $NetBSD: esa.c,v 1.36 2006/09/24 03:53:09 jmcneill Exp $ */ 2 3/* 4 * Copyright (c) 2001, 2002, 2006 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 1.36 2006/09/24 03:53:09 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 <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 *, 156 struct esa_channel *); 157 158/* list management */ 159static int esa_add_list(struct esa_voice *, struct esa_list *, 160 uint16_t, int); 161static void esa_remove_list(struct esa_voice *, struct esa_list *, 162 int); 163 164/* power management */ 165static void esa_powerhook(int, void *); 166static int esa_suspend(struct esa_softc *); 167static int esa_resume(struct esa_softc *); 168 169 170#define ESA_NENCODINGS 8 171static 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 188static 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 199static 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 230CFATTACH_DECL(esa, sizeof(struct esa_softc), esa_match, esa_attach, 231 esa_detach, NULL); 232 233/* 234 * audio(9) functions 235 */ 236 237static int 238esa_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 248static int 249esa_set_params(void *hdl, int setmode, int usemode, 250 audio_params_t *play, audio_params_t *rec, 251 stream_filter_list_t *pfil, 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 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 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 693static int 694esa_trigger_input(void *hdl, void *start, void *end, int blksize, 695 void (*intr)(void *), void *intrarg, 696 const audio_params_t *param) 697{ 698 struct esa_voice *vc; 699 struct esa_softc *sc; 700 struct esa_dma *p; 701 bus_space_tag_t iot; 702 bus_space_handle_t ioh; 703 uint32_t data, bufaddr, i; 704 size_t size; 705 int data_bytes, adc_data, dsp_in_size; 706 int dsp_out_size, dsp_in_buf, dsp_out_buf; 707 708 vc = hdl; 709 sc = (struct esa_softc *)vc->parent; 710 iot = sc->sc_iot; 711 ioh = sc->sc_ioh; 712 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 713 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 714 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 715 adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + (data_bytes / 2); 716 dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 717 dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 718 dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 719 dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 720 721 vc->rec.data_offset = adc_data; 722 723 /* We only support 1 recording channel */ 724 if (vc->index > 0) 725 return ENODEV; 726 727 if (vc->rec.active) 728 return EINVAL; 729 730 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 731 continue; 732 if (p == NULL) { 733 printf("%s: esa_trigger_input: bad addr %p\n", 734 sc->sc_dev.dv_xname, start); 735 return EINVAL; 736 } 737 738 vc->rec.active = 1; 739 vc->rec.intr = intr; 740 vc->rec.arg = intrarg; 741 vc->rec.pos = 0; 742 vc->rec.count = 0; 743 vc->rec.buf = start; 744 vc->rec.bufsize = size = (size_t)(((caddr_t)end - (caddr_t)start)); 745 vc->rec.blksize = blksize; 746 bufaddr = DMAADDR(p); 747 vc->rec.start = bufaddr; 748 749#define LO(x) ((x) & 0x0000ffff) 750#define HI(x) ((x) >> 16) 751 752 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 753 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 754 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 755 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 756 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 757 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 758 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 759 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 760 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 761 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 762 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 763 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 764 765 /* DSP buffers */ 766 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 767 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 768 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 769 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 770 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 771 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 772 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 773 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 774 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 775 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 776 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 777 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 778 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 779 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 780 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 781 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 782 783 /* Some per-client initializers */ 784 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 785 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 786 /* Tell it which way DMA is going */ 787 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 788 ESA_CDATA_DMA_CONTROL, 789 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 790 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 791 792 /* Set an armload of static initializers */ 793 for (i = 0; i < (sizeof(esa_recvals) / sizeof(esa_recvals[0])); i++) 794 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 795 esa_recvals[i].addr, esa_recvals[i].val); 796 797 /* Put us in the packed task lists */ 798 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 799 vc->index + ESA_NUM_VOICES); 800 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 801 vc->index + ESA_NUM_VOICES); 802 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 803 vc->index + ESA_NUM_VOICES); 804#undef LO 805#undef HI 806 807 sc->sc_ntimers++; 808 if (sc->sc_ntimers == 1) { 809 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 810 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 811 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 812 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 813 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 814 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 815 data | ESA_CLKRUN_GEN_ENABLE); 816 } 817 818 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 819 ESA_CDATA_INSTANCE_READY, 1); 820 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 821 1); 822 823 return 0; 824} 825 826/* Interrupt handler */ 827static int 828esa_intr(void *hdl) 829{ 830 struct esa_softc *sc; 831 struct esa_voice *vc; 832 bus_space_tag_t iot; 833 bus_space_handle_t ioh; 834 uint8_t status; 835 uint32_t pos; 836 uint32_t diff; 837 uint32_t blksize; 838 int i; 839 840 sc = hdl; 841 iot = sc->sc_iot; 842 ioh = sc->sc_ioh; 843 844 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 845 if (status == 0xff) 846 return 0; 847 848 /* ack the interrupt */ 849 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 850 851 if (status & ESA_HV_INT_PENDING) { 852 uint8_t event; 853 854 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 855 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 856 switch(event) { 857 case 0x99: 858 case 0xaa: 859 case 0x66: 860 case 0x88: 861 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 862 break; 863 default: 864 printf("%s: unknown hwvol event 0x%02x\n", 865 sc->sc_dev.dv_xname, event); 866 break; 867 } 868 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 869 } 870 871 if ((status & ESA_ASSP_INT_PENDING) == 0 || 872 (bus_space_read_1(iot, ioh, 873 ESA_ASSP_CONTROL_B) & ESA_STOP_ASSP_CLOCK) != 0 || 874 (bus_space_read_1(iot, ioh, 875 ESA_ASSP_HOST_INT_STATUS) & ESA_DSP2HOST_REQ_TIMER) == 0) 876 return 1; 877 878 bus_space_write_1(iot, ioh, ESA_ASSP_HOST_INT_STATUS, 879 ESA_DSP2HOST_REQ_TIMER); 880 881 for (i = 0; i < ESA_NUM_VOICES; i++) { 882 vc = &sc->voice[i]; 883 884 if (vc->play.active) { 885 pos = esa_get_pointer(sc, &vc->play) % vc->play.bufsize; 886 diff = (vc->play.bufsize + pos - vc->play.pos) % 887 vc->play.bufsize; 888 889 vc->play.pos = pos; 890 vc->play.count += diff; 891 blksize = vc->play.blksize; 892 893 while (vc->play.count >= blksize) { 894 vc->play.count -= blksize; 895 (*vc->play.intr)(vc->play.arg); 896 } 897 } 898 899 if (vc->rec.active) { 900 pos = esa_get_pointer(sc, &vc->rec) % vc->rec.bufsize; 901 diff = (vc->rec.bufsize + pos - vc->rec.pos) % 902 vc->rec.bufsize; 903 904 vc->rec.pos = pos; 905 vc->rec.count += diff; 906 blksize = vc->rec.blksize; 907 908 while (vc->rec.count >= blksize) { 909 vc->rec.count -= blksize; 910 (*vc->rec.intr)(vc->rec.arg); 911 } 912 } 913 } 914 915 return 1; 916} 917 918static int 919esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 920 struct esa_dma *p) 921{ 922 int error; 923 924 p->size = size; 925 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 926 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 927 &p->nsegs, BUS_DMA_NOWAIT); 928 if (error) 929 return error; 930 931 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 932 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 933 if (error) 934 goto free; 935 936 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 937 BUS_DMA_NOWAIT, &p->map); 938 if (error) 939 goto unmap; 940 941 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 942 BUS_DMA_NOWAIT); 943 if (error) 944 goto destroy; 945 946 return 0; 947 948destroy: 949 bus_dmamap_destroy(sc->sc_dmat, p->map); 950unmap: 951 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 952free: 953 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 954 955 return error; 956} 957 958static int 959esa_freemem(struct esa_softc *sc, struct esa_dma *p) 960{ 961 962 bus_dmamap_unload(sc->sc_dmat, p->map); 963 bus_dmamap_destroy(sc->sc_dmat, p->map); 964 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 965 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 966 967 return 0; 968} 969 970/* 971 * Supporting Subroutines 972 */ 973 974static int 975esa_match(struct device *dev, struct cfdata *match, void *aux) 976{ 977 struct pci_attach_args *pa; 978 979 pa = (struct pci_attach_args *)aux; 980 switch (PCI_VENDOR(pa->pa_id)) { 981 case PCI_VENDOR_ESSTECH: 982 switch(PCI_PRODUCT(pa->pa_id)) { 983 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 984 case PCI_PRODUCT_ESSTECH_MAESTRO3: 985 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 986 return 1; 987 } 988 } 989 990 return 0; 991} 992 993static void 994esa_attach(struct device *parent, struct device *self, void *aux) 995{ 996 struct esa_softc *sc; 997 struct pci_attach_args *pa; 998 pcitag_t tag; 999 pci_chipset_tag_t pc; 1000 pci_intr_handle_t ih; 1001 const struct esa_card_type *card; 1002 const char *intrstr; 1003 uint32_t data; 1004 char devinfo[256]; 1005 int revision, len; 1006 int i; 1007 int error; 1008 1009 sc = (struct esa_softc *)self; 1010 pa = (struct pci_attach_args *)aux; 1011 tag = pa->pa_tag; 1012 pc = pa->pa_pc; 1013 aprint_naive(": Audio controller\n"); 1014 1015 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 1016 revision = PCI_REVISION(pa->pa_class); 1017 aprint_normal(": %s (rev. 0x%02x)\n", devinfo, revision); 1018 1019 for (card = esa_card_types; card->pci_vendor_id; card++) 1020 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 1021 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 1022 sc->type = card->type; 1023 sc->delay1 = card->delay1; 1024 sc->delay2 = card->delay2; 1025 break; 1026 } 1027 1028 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 1029 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 1030 | PCI_COMMAND_MASTER_ENABLE); 1031 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 1032 1033 /* Map I/O register */ 1034 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1035 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 1036 aprint_error("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 1037 return; 1038 } 1039 1040 /* Initialize softc */ 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("%s: can't map interrupt\n", sc->sc_dev.dv_xname); 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("%s: can't establish interrupt", 1054 sc->sc_dev.dv_xname); 1055 if (intrstr != NULL) 1056 aprint_normal(" at %s", intrstr); 1057 aprint_normal("\n"); 1058 return; 1059 } 1060 aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 1061 1062 /* power up chip */ 1063 if ((error = pci_activate(pa->pa_pc, pa->pa_tag, sc, 1064 pci_activate_null)) && error != EOPNOTSUPP) { 1065 aprint_error("%s: cannot activate %d\n", sc->sc_dev.dv_xname, 1066 error); 1067 return; 1068 } 1069 1070 /* Init chip */ 1071 if (esa_init(sc) == -1) { 1072 aprint_error("%s: esa_attach: unable to initialize the card\n", 1073 sc->sc_dev.dv_xname); 1074 return; 1075 } 1076 1077 /* create suspend save area */ 1078 len = sizeof(uint16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1079 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1080 sc->savemem = (uint16_t *)malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1081 if (sc->savemem == NULL) { 1082 aprint_error("%s: unable to allocate suspend buffer\n", 1083 sc->sc_dev.dv_xname); 1084 return; 1085 } 1086 1087 /* 1088 * Every card I've seen has had their channels swapped with respect 1089 * to the mixer. Ie: 1090 * $ mixerctl -w outputs.master=0,191 1091 * Would result in the _right_ speaker being turned off. 1092 * 1093 * So, we will swap the left and right mixer channels to compensate 1094 * for this. 1095 */ 1096 sc->codec_flags = AC97_HOST_SWAPPED_CHANNELS; 1097 1098 /* Attach AC97 host interface */ 1099 sc->host_if.arg = self; 1100 sc->host_if.attach = esa_attach_codec; 1101 sc->host_if.read = esa_read_codec; 1102 sc->host_if.write = esa_write_codec; 1103 sc->host_if.reset = esa_reset_codec; 1104 sc->host_if.flags = esa_flags_codec; 1105 1106 if (ac97_attach(&sc->host_if, self) != 0) 1107 return; 1108 1109 /* initialize list management structures */ 1110 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1111 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1112 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1113 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1114 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1115 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1116 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1117 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1118 1119 /* initialize index maps */ 1120 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1121 sc->mixer_list.indexmap[i] = -1; 1122 sc->msrc_list.indexmap[i] = -1; 1123 sc->dma_list.indexmap[i] = -1; 1124 sc->adc1_list.indexmap[i] = -1; 1125 } 1126 for (i = 0; i < ESA_NUM_VOICES; i++) { 1127 sc->voice[i].parent = (struct device *)sc; 1128 sc->voice[i].index = i; 1129 sc->sc_audiodev[i] = 1130 audio_attach_mi(&esa_hw_if, &sc->voice[i], &sc->sc_dev); 1131 } 1132 1133 sc->powerhook = powerhook_establish(sc->sc_dev.dv_xname, 1134 esa_powerhook, sc); 1135 if (sc->powerhook == NULL) 1136 aprint_error("%s: WARNING: unable to establish powerhook\n", 1137 sc->sc_dev.dv_xname); 1138 1139 return; 1140} 1141 1142static int 1143esa_detach(struct device *self, int flags) 1144{ 1145 struct esa_softc *sc; 1146 int i; 1147 1148 sc = (struct esa_softc *)self; 1149 for (i = 0; i < ESA_NUM_VOICES; i++) { 1150 if (sc->sc_audiodev[i] != NULL) 1151 config_detach(sc->sc_audiodev[i], flags); 1152 } 1153 1154 if (sc->sc_ih != NULL) 1155 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1156 if (sc->sc_ios) 1157 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1158 1159 free(sc->savemem, M_DEVBUF); 1160 1161 return 0; 1162} 1163 1164static uint16_t 1165esa_read_assp(struct esa_softc *sc, uint16_t region, uint16_t index) 1166{ 1167 uint16_t data; 1168 bus_space_tag_t iot; 1169 bus_space_handle_t ioh; 1170 1171 iot = sc->sc_iot; 1172 ioh = sc->sc_ioh; 1173 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1174 region & ESA_MEMTYPE_MASK); 1175 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1176 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1177 1178 return data; 1179} 1180 1181static void 1182esa_write_assp(struct esa_softc *sc, uint16_t region, uint16_t index, 1183 uint16_t data) 1184{ 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 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1194 1195 return; 1196} 1197 1198static int 1199esa_init_codec(struct esa_softc *sc) 1200{ 1201 bus_space_tag_t iot; 1202 bus_space_handle_t ioh; 1203 uint32_t data; 1204 1205 iot = sc->sc_iot; 1206 ioh = sc->sc_ioh; 1207 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1208 1209 return (data & 0x1) ? 0 : 1; 1210} 1211 1212static int 1213esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1214{ 1215 struct esa_softc *sc; 1216 1217 sc = aux; 1218 sc->codec_if = codec_if; 1219 1220 return 0; 1221} 1222 1223static int 1224esa_read_codec(void *aux, uint8_t reg, uint16_t *result) 1225{ 1226 struct esa_softc *sc; 1227 bus_space_tag_t iot; 1228 bus_space_handle_t ioh; 1229 1230 sc = aux; 1231 iot = sc->sc_iot; 1232 ioh = sc->sc_ioh; 1233 if (esa_wait(sc)) 1234 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1235 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1236 delay(50); 1237 if (esa_wait(sc)) 1238 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1239 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1240 1241 return 0; 1242} 1243 1244static int 1245esa_write_codec(void *aux, uint8_t reg, uint16_t data) 1246{ 1247 struct esa_softc *sc; 1248 bus_space_tag_t iot; 1249 bus_space_handle_t ioh; 1250 1251 sc = aux; 1252 iot = sc->sc_iot; 1253 ioh = sc->sc_ioh; 1254 if (esa_wait(sc)) { 1255 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1256 return -1; 1257 } 1258 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1259 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1260 delay(50); 1261 1262 return 0; 1263} 1264 1265static int 1266esa_reset_codec(void *aux) 1267{ 1268 1269 return 0; 1270} 1271 1272static enum ac97_host_flags 1273esa_flags_codec(void *aux) 1274{ 1275 struct esa_softc *sc; 1276 1277 sc = aux; 1278 return sc->codec_flags; 1279} 1280 1281static int 1282esa_wait(struct esa_softc *sc) 1283{ 1284 int i, val; 1285 bus_space_tag_t iot; 1286 bus_space_handle_t ioh; 1287 1288 iot = sc->sc_iot; 1289 ioh = sc->sc_ioh; 1290 for (i = 0; i < 20; i++) { 1291 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1292 if ((val & 1) == 0) 1293 return 0; 1294 delay(2); 1295 } 1296 1297 return -1; 1298} 1299 1300static int 1301esa_init(struct esa_softc *sc) 1302{ 1303 struct esa_voice *vc; 1304 bus_space_tag_t iot; 1305 bus_space_handle_t ioh; 1306 pcitag_t tag; 1307 pci_chipset_tag_t pc; 1308 uint32_t data, i, size; 1309 uint8_t reset_state; 1310 int data_bytes; 1311 1312 iot = sc->sc_iot; 1313 ioh = sc->sc_ioh; 1314 tag = sc->sc_tag; 1315 pc = sc->sc_pct; 1316 data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1317 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1318 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) & ~255; 1319 1320 /* Disable legacy emulation */ 1321 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1322 data |= DISABLE_LEGACY; 1323 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1324 1325 esa_config(sc); 1326 1327 reset_state = esa_assp_halt(sc); 1328 1329 esa_init_codec(sc); 1330 esa_codec_reset(sc); 1331 1332 /* Zero kernel and mixer data */ 1333 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1334 for (i = 0; i < size / 2; i++) { 1335 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1336 ESA_KDATA_BASE_ADDR + i, 0); 1337 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1338 ESA_KDATA_BASE_ADDR2 + i, 0); 1339 } 1340 1341 /* Init DMA pointer */ 1342 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1343 ESA_KDATA_DMA_XFER0); 1344 1345 /* Write kernel code into memory */ 1346 size = sizeof(esa_assp_kernel_image); 1347 for (i = 0; i < size / 2; i++) 1348 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1349 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1350 1351 size = sizeof(esa_assp_minisrc_image); 1352 for (i = 0; i < size / 2; i++) 1353 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1354 esa_assp_minisrc_image[i]); 1355 1356 /* Write the coefficients for the low pass filter */ 1357 size = sizeof(esa_minisrc_lpf_image); 1358 for (i = 0; i < size / 2; i++) 1359 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1360 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1361 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1362 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1363 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1364 /* Init the mixer number */ 1365 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1366 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1367 /* Extreme kernel master volume */ 1368 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1369 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1370 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1371 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1372 1373 if (esa_amp_enable(sc)) 1374 return -1; 1375 1376 /* Zero entire DAC/ADC area */ 1377 for (i = 0x1100; i < 0x1c00; i++) 1378 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1379 1380 /* set some sane defaults */ 1381 for (i = 0; i < ESA_NUM_VOICES; i++) { 1382 vc = &sc->voice[i]; 1383 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1384 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1385 } 1386 1387 esa_enable_interrupts(sc); 1388 1389 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1390 reset_state | ESA_REGB_ENABLE_RESET); 1391 1392 return 0; 1393} 1394 1395static void 1396esa_config(struct esa_softc *sc) 1397{ 1398 bus_space_tag_t iot; 1399 bus_space_handle_t ioh; 1400 pcitag_t tag; 1401 pci_chipset_tag_t pc; 1402 uint32_t data; 1403 1404 iot = sc->sc_iot; 1405 ioh = sc->sc_ioh; 1406 tag = sc->sc_tag; 1407 pc = sc->sc_pct; 1408 1409 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1410 data &= ESA_REDUCED_DEBOUNCE; 1411 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1412 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1413 1414 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1415 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1416 data &= ~ESA_INT_CLK_SELECT; 1417 if (sc->type == ESS_MAESTRO3) { 1418 data &= ~ESA_INT_CLK_MULT_ENABLE; 1419 data |= ESA_INT_CLK_SRC_NOT_PCI; 1420 } 1421 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1422 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1423 1424 if (sc->type == ESS_ALLEGRO1) { 1425 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1426 data |= ESA_IN_CLK_12MHZ_SELECT; 1427 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1428 } 1429 1430 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1431 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1432 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1433 data |= ESA_ASSP_0_WS_ENABLE; 1434 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1435 1436 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1437 1438 return; 1439} 1440 1441static uint8_t 1442esa_assp_halt(struct esa_softc *sc) 1443{ 1444 bus_space_tag_t iot; 1445 bus_space_handle_t ioh; 1446 uint8_t data, reset_state; 1447 1448 iot = sc->sc_iot; 1449 ioh = sc->sc_ioh; 1450 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1451 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1452 delay(10000); 1453 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1454 reset_state & ~ESA_REGB_ENABLE_RESET); 1455 delay(10000); 1456 1457 return reset_state; 1458} 1459 1460static void 1461esa_codec_reset(struct esa_softc *sc) 1462{ 1463 bus_space_tag_t iot; 1464 bus_space_handle_t ioh; 1465 uint16_t data, dir; 1466 int retry; 1467 1468 iot = sc->sc_iot; 1469 ioh = sc->sc_ioh; 1470 retry = 0; 1471 do { 1472 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1473 dir = data | 0x10; /* assuming pci bus master? */ 1474 1475 /* remote codec config */ 1476 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1477 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1478 data & ~ESA_SECOND_CODEC_ID_MASK); 1479 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1480 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1481 data & ~ESA_COMMAND_ADDR_OUT); 1482 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1483 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1484 data & ~ESA_STATUS_ADDR_IN); 1485 1486 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1487 ESA_IO_SRAM_ENABLE); 1488 delay(20); 1489 1490 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1491 dir & ~ESA_GPO_PRIMARY_AC97); 1492 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1493 ~ESA_GPO_PRIMARY_AC97); 1494 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1495 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1496 dir | ESA_GPO_PRIMARY_AC97); 1497 delay(sc->delay1 * 1000); 1498 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1499 ESA_GPO_PRIMARY_AC97); 1500 delay(5); 1501 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1502 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1503 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1504 delay(sc->delay2 * 1000); 1505 1506 esa_read_codec(sc, 0x7c, &data); 1507 if ((data == 0) || (data == 0xffff)) { 1508 retry++; 1509 if (retry > 3) { 1510 printf("%s: esa_codec_reset: failed\n", 1511 sc->sc_dev.dv_xname); 1512 break; 1513 } 1514 printf("%s: esa_codec_reset: retrying\n", 1515 sc->sc_dev.dv_xname); 1516 } else 1517 retry = 0; 1518 } while (retry); 1519 1520 return; 1521} 1522 1523static int 1524esa_amp_enable(struct esa_softc *sc) 1525{ 1526 bus_space_tag_t iot; 1527 bus_space_handle_t ioh; 1528 uint32_t gpo, polarity_port, polarity; 1529 uint16_t data; 1530 1531 iot = sc->sc_iot; 1532 ioh = sc->sc_ioh; 1533 switch (sc->type) { 1534 case ESS_ALLEGRO1: 1535 polarity_port = 0x1800; 1536 break; 1537 case ESS_MAESTRO3: 1538 polarity_port = 0x1100; 1539 break; 1540 default: 1541 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1542 sc->sc_dev.dv_xname); 1543 return 1; 1544 } 1545 1546 gpo = (polarity_port >> 8) & 0x0f; 1547 polarity = polarity_port >> 12; 1548 polarity = !polarity; /* Enable */ 1549 polarity = polarity << gpo; 1550 gpo = 1 << gpo; 1551 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1552 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1553 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1554 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1555 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1556 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1557 1558 return 0; 1559} 1560 1561static void 1562esa_enable_interrupts(struct esa_softc *sc) 1563{ 1564 bus_space_tag_t iot; 1565 bus_space_handle_t ioh; 1566 uint8_t data; 1567 1568 iot = sc->sc_iot; 1569 ioh = sc->sc_ioh; 1570 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1571 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1572 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1573 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1574 data | ESA_ASSP_HOST_INT_ENABLE); 1575} 1576 1577/* 1578 * List management 1579 */ 1580static int 1581esa_add_list(struct esa_voice *vc, struct esa_list *el, 1582 uint16_t val, int index) 1583{ 1584 struct esa_softc *sc; 1585 1586 sc = (struct esa_softc *)vc->parent; 1587 el->indexmap[index] = el->currlen; 1588 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1589 el->mem_addr + el->currlen, 1590 val); 1591 1592 return el->currlen++; 1593} 1594 1595static void 1596esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1597{ 1598 struct esa_softc *sc; 1599 uint16_t val; 1600 int lastindex; 1601 int vindex; 1602 int i; 1603 1604 sc = (struct esa_softc *)vc->parent; 1605 lastindex = el->currlen - 1; 1606 vindex = el->indexmap[index]; 1607 1608 /* reset our virtual index */ 1609 el->indexmap[index] = -1; 1610 1611 if (vindex != lastindex) { 1612 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1613 el->mem_addr + lastindex); 1614 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1615 el->mem_addr + vindex, 1616 val); 1617 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1618 if (el->indexmap[i] == lastindex) 1619 break; 1620 if (i >= ESA_NUM_VOICES * 2) 1621 printf("%s: esa_remove_list: invalid task index\n", 1622 sc->sc_dev.dv_xname); 1623 else 1624 el->indexmap[i] = vindex; 1625 } 1626 1627 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1628 el->mem_addr + lastindex, 0); 1629 el->currlen--; 1630 1631 return; 1632} 1633 1634static void 1635esa_powerhook(int why, void *hdl) 1636{ 1637 struct esa_softc *sc; 1638 1639 sc = (struct esa_softc *)hdl; 1640 switch (why) { 1641 case PWR_SUSPEND: 1642 case PWR_STANDBY: 1643 esa_suspend(sc); 1644 break; 1645 case PWR_RESUME: 1646 esa_resume(sc); 1647 sc->codec_if->vtbl->restore_ports(sc->codec_if); 1648 break; 1649 } 1650} 1651 1652static int 1653esa_suspend(struct esa_softc *sc) 1654{ 1655 bus_space_tag_t iot; 1656 bus_space_handle_t ioh; 1657 int i, index; 1658 int error; 1659 1660 iot = sc->sc_iot; 1661 ioh = sc->sc_ioh; 1662 index = 0; 1663 1664 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1665 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1666 1667 esa_assp_halt(sc); 1668 1669 /* Save ASSP state */ 1670 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1671 i++) 1672 sc->savemem[index++] = esa_read_assp(sc, 1673 ESA_MEMTYPE_INTERNAL_CODE, i); 1674 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1675 i++) 1676 sc->savemem[index++] = esa_read_assp(sc, 1677 ESA_MEMTYPE_INTERNAL_DATA, i); 1678 1679 if ((error = pci_set_powerstate(sc->sc_pct, sc->sc_tag, 1680 PCI_PMCSR_STATE_D3))) 1681 return error; 1682 1683 return 0; 1684} 1685 1686static int 1687esa_resume(struct esa_softc *sc) 1688{ 1689 bus_space_tag_t iot; 1690 bus_space_handle_t ioh; 1691 int i, index; 1692 uint8_t reset_state; 1693 int error; 1694 1695 iot = sc->sc_iot; 1696 ioh = sc->sc_ioh; 1697 index = 0; 1698 1699 if ((error = pci_set_powerstate(sc->sc_pct, sc->sc_tag, 1700 PCI_PMCSR_STATE_D0))) 1701 return error; 1702 delay(10000); 1703 1704 esa_config(sc); 1705 1706 reset_state = esa_assp_halt(sc); 1707 1708 esa_codec_reset(sc); 1709 1710 /* restore ASSP */ 1711 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1712 i++) 1713 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1714 sc->savemem[index++]); 1715 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1716 i++) 1717 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1718 sc->savemem[index++]); 1719 1720 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1721 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1722 reset_state | ESA_REGB_ENABLE_RESET); 1723 1724 esa_enable_interrupts(sc); 1725 esa_amp_enable(sc); 1726 1727 return 0; 1728} 1729 1730static uint32_t 1731esa_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 1747static paddr_t 1748esa_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 = (struct esa_softc *)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