1 /* $OpenBSD: esa.c,v 1.29 2015/05/11 06:46:22 ratchov Exp $ */ 2 /* $NetBSD: esa.c,v 1.12 2002/03/24 14:17:35 jmcneill Exp $ */ 3 4 /* 5 * Copyright (c) 2001, 2002 Jared D. McNeill <jmcneill@invisible.ca> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 /* 30 * Shamelessly stolen from NetBSD who based it on FreeBSD's who in turn 31 * based it on Linux's driver. What a wonderful world. 32 * 33 * 34 * ESS Allegro-1 / Maestro3 Audio Driver 35 * 36 * Based on the FreeBSD maestro3 driver and the NetBSD eap driver. 37 * Original driver by Don Kim. 38 * 39 * The list management code could possibly be written better, but what 40 * we have right now does the job nicely. Thanks to Zach Brown <zab@zabbo.net> 41 * and Andrew MacDonald <amac@epsilon.yi.org> for helping me debug the 42 * problems with the original list management code present in the Linux 43 * driver. 44 */ 45 46 #include <sys/types.h> 47 #include <sys/errno.h> 48 #include <sys/param.h> 49 #include <sys/systm.h> 50 #include <sys/malloc.h> 51 #include <sys/device.h> 52 #include <sys/conf.h> 53 #include <sys/exec.h> 54 #include <sys/selinfo.h> 55 #include <sys/audioio.h> 56 57 #include <machine/bus.h> 58 #include <machine/intr.h> 59 60 #include <dev/pci/pcidevs.h> 61 #include <dev/pci/pcivar.h> 62 63 #include <dev/audio_if.h> 64 #include <dev/ic/ac97.h> 65 66 #include <dev/pci/esareg.h> 67 #include <dev/pci/esavar.h> 68 #include <dev/microcode/esa/esadsp.h> 69 70 #define PCI_CBIO 0x10 71 72 #define ESA_DAC_DATA 0x1100 73 74 enum { 75 ESS_ALLEGRO1, 76 ESS_MAESTRO3 77 }; 78 79 static struct esa_card_type { 80 u_int16_t pci_vendor_id; 81 u_int16_t pci_product_id; 82 int type; 83 int delay1, delay2; 84 } esa_card_types[] = { 85 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ES1989, 86 ESS_ALLEGRO1, 50, 800 }, 87 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 88 ESS_MAESTRO3, 20, 500 }, 89 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 90 ESS_MAESTRO3, 20, 500 }, 91 { 0, 0, 0, 0, 0 } 92 }; 93 94 struct audio_device esa_device = { 95 "ESS Allegro", 96 "", 97 "esa" 98 }; 99 100 int esa_match(struct device *, void *, void *); 101 void esa_attach(struct device *, struct device *, void *); 102 int esa_detach(struct device *, int); 103 int esa_activate(struct device *, int); 104 105 /* audio(9) functions */ 106 int esa_open(void *, int); 107 void esa_close(void *); 108 int esa_query_encoding(void *, struct audio_encoding *); 109 int esa_set_params(void *, int, int, struct audio_params *, 110 struct audio_params *); 111 void esa_get_default_params(void *, int, struct audio_params *); 112 int esa_round_blocksize(void *, int); 113 int esa_commit_settings(void *); 114 int esa_halt_output(void *); 115 int esa_halt_input(void *); 116 int esa_set_port(void *, mixer_ctrl_t *); 117 int esa_get_port(void *, mixer_ctrl_t *); 118 int esa_query_devinfo(void *, mixer_devinfo_t *); 119 void * esa_malloc(void *, int, size_t, int, int); 120 void esa_free(void *, void *, int); 121 int esa_getdev(void *, struct audio_device *); 122 size_t esa_round_buffersize(void *, int, size_t); 123 int esa_get_props(void *); 124 int esa_trigger_output(void *, void *, void *, int, 125 void (*)(void *), void *, 126 struct audio_params *); 127 int esa_trigger_input(void *, void *, void *, int, 128 void (*)(void *), void *, 129 struct audio_params *); 130 131 int esa_intr(void *); 132 int esa_allocmem(struct esa_softc *, size_t, size_t, 133 struct esa_dma *); 134 int esa_freemem(struct esa_softc *, struct esa_dma *); 135 paddr_t esa_mappage(void *addr, void *mem, off_t off, int prot); 136 137 /* Supporting subroutines */ 138 u_int16_t esa_read_assp(struct esa_softc *, u_int16_t, u_int16_t); 139 void esa_write_assp(struct esa_softc *, u_int16_t, u_int16_t, 140 u_int16_t); 141 int esa_init_codec(struct esa_softc *); 142 int esa_attach_codec(void *, struct ac97_codec_if *); 143 int esa_read_codec(void *, u_int8_t, u_int16_t *); 144 int esa_write_codec(void *, u_int8_t, u_int16_t); 145 void esa_reset_codec(void *); 146 enum ac97_host_flags esa_flags_codec(void *); 147 int esa_wait(struct esa_softc *); 148 int esa_init(struct esa_softc *); 149 void esa_config(struct esa_softc *); 150 u_int8_t esa_assp_halt(struct esa_softc *); 151 void esa_codec_reset(struct esa_softc *); 152 int esa_amp_enable(struct esa_softc *); 153 void esa_enable_interrupts(struct esa_softc *); 154 u_int32_t esa_get_pointer(struct esa_softc *, struct esa_channel *); 155 156 /* list management */ 157 int esa_add_list(struct esa_voice *, struct esa_list *, u_int16_t, 158 int); 159 void esa_remove_list(struct esa_voice *, struct esa_list *, int); 160 161 /* power management */ 162 int esa_suspend(struct esa_softc *); 163 int esa_resume(struct esa_softc *); 164 165 static audio_encoding_t esa_encoding[] = { 166 { 0, AudioEulinear, AUDIO_ENCODING_ULINEAR, 8, 1, 1, 0 }, 167 { 1, AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16, 2, 1, 0 } 168 }; 169 170 #define ESA_NENCODINGS 8 171 172 struct audio_hw_if esa_hw_if = { 173 esa_open, 174 esa_close, 175 NULL, /* drain */ 176 esa_query_encoding, 177 esa_set_params, 178 esa_round_blocksize, 179 esa_commit_settings, 180 NULL, /* init_output */ 181 NULL, /* init_input */ 182 NULL, /* start_output */ 183 NULL, /* start_input */ 184 esa_halt_output, 185 esa_halt_input, 186 NULL, /* speaker_ctl */ 187 esa_getdev, 188 NULL, /* getfd */ 189 esa_set_port, 190 esa_get_port, 191 esa_query_devinfo, 192 esa_malloc, 193 esa_free, 194 esa_round_buffersize, 195 esa_mappage, 196 esa_get_props, 197 esa_trigger_output, 198 esa_trigger_input, 199 esa_get_default_params 200 }; 201 202 struct cfdriver esa_cd = { 203 NULL, "esa", DV_DULL 204 }; 205 206 struct cfattach esa_ca = { 207 sizeof(struct esa_softc), esa_match, esa_attach, 208 esa_detach, esa_activate 209 }; 210 211 /* 212 * audio(9) functions 213 */ 214 215 int 216 esa_open(void *hdl, int flags) 217 { 218 219 return (0); 220 } 221 222 void 223 esa_close(void *hdl) 224 { 225 226 return; 227 } 228 229 int 230 esa_query_encoding(void *hdl, struct audio_encoding *ae) 231 { 232 233 if (ae->index < 0 || ae->index >= ESA_NENCODINGS) 234 return (EINVAL); 235 *ae = esa_encoding[ae->index]; 236 237 return (0); 238 } 239 240 void 241 esa_get_default_params(void *addr, int mode, struct audio_params *params) 242 { 243 ac97_get_default_params(params); 244 } 245 246 int 247 esa_set_params(void *hdl, int setmode, int usemode, struct audio_params *play, 248 struct audio_params *rec) 249 { 250 struct esa_voice *vc = hdl; 251 //struct esa_softc *sc = (struct esa_softc *)vc->parent; 252 struct esa_channel *ch; 253 struct audio_params *p; 254 int mode; 255 256 for (mode = AUMODE_RECORD; mode != -1; 257 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 258 if ((setmode & mode) == 0) 259 continue; 260 261 switch (mode) { 262 case AUMODE_PLAY: 263 p = play; 264 ch = &vc->play; 265 break; 266 case AUMODE_RECORD: 267 p = rec; 268 ch = &vc->rec; 269 break; 270 } 271 272 if (p->sample_rate < ESA_MINRATE) 273 p->sample_rate = ESA_MINRATE; 274 if (p->sample_rate > ESA_MAXRATE) 275 p->sample_rate = ESA_MAXRATE; 276 if (p->precision > 16) 277 p->precision = 16; 278 if (p->channels > 2) 279 p->channels = 2; 280 281 switch(p->encoding) { 282 case AUDIO_ENCODING_SLINEAR_LE: 283 if (p->precision != 16) 284 return EINVAL; 285 break; 286 case AUDIO_ENCODING_ULINEAR_LE: 287 case AUDIO_ENCODING_ULINEAR_BE: 288 if (p->precision != 8) 289 return EINVAL; 290 break; 291 default: 292 return (EINVAL); 293 } 294 p->bps = AUDIO_BPS(p->precision); 295 p->msb = 1; 296 297 ch->mode = *p; 298 } 299 300 return (0); 301 } 302 303 int 304 esa_commit_settings(void *hdl) 305 { 306 struct esa_voice *vc = hdl; 307 struct esa_softc *sc = (struct esa_softc *)vc->parent; 308 struct audio_params *p = &vc->play.mode; 309 struct audio_params *r = &vc->rec.mode; 310 u_int32_t data; 311 u_int32_t freq; 312 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 313 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 314 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 315 &~ 255; 316 317 /* playback */ 318 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * vc->index); 319 if (p->channels == 1) 320 data = 1; 321 else 322 data = 0; 323 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 324 vc->play.data_offset + ESA_SRC3_MODE_OFFSET, 325 data); 326 if (p->precision == 8) 327 data = 1; 328 else 329 data = 0; 330 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 331 vc->play.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 332 data); 333 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 334 freq--; 335 } 336 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 337 vc->play.data_offset + ESA_CDATA_FREQUENCY, freq); 338 339 /* recording */ 340 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * vc->index) + 341 (data_bytes / 2); 342 if (r->channels == 1) 343 data = 1; 344 else 345 data = 0; 346 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 347 vc->rec.data_offset + ESA_SRC3_MODE_OFFSET, 348 data); 349 if (r->precision == 8) 350 data = 1; 351 else 352 data = 0; 353 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 354 vc->rec.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 355 data); 356 if ((freq = ((r->sample_rate << 15) + 24000) / 48000) != 0) { 357 freq--; 358 } 359 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 360 vc->rec.data_offset + ESA_CDATA_FREQUENCY, freq); 361 362 return (0); 363 }; 364 365 int 366 esa_round_blocksize(void *hdl, int bs) 367 { 368 struct esa_voice *vc = hdl; 369 370 /* 371 * Surely there has to be a better solution... 372 */ 373 vc->play.blksize = vc->rec.blksize = 4096; 374 375 return (vc->play.blksize); 376 } 377 378 int 379 esa_halt_output(void *hdl) 380 { 381 struct esa_voice *vc = hdl; 382 struct esa_softc *sc = (struct esa_softc *)vc->parent; 383 bus_space_tag_t iot = sc->sc_iot; 384 bus_space_handle_t ioh = sc->sc_ioh; 385 u_int16_t data; 386 387 if (vc->play.active == 0) 388 return (0); 389 390 mtx_enter(&audio_lock); 391 vc->play.active = 0; 392 393 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 394 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 395 396 sc->sc_ntimers--; 397 if (sc->sc_ntimers == 0) { 398 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 399 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 400 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 401 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 402 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 403 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 404 data & ~ESA_CLKRUN_GEN_ENABLE); 405 } 406 407 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 408 ESA_KDATA_MIXER_TASK_NUMBER, 409 sc->mixer_list.indexmap[vc->index]); 410 /* remove ourselves from the packed lists */ 411 esa_remove_list(vc, &sc->mixer_list, vc->index); 412 esa_remove_list(vc, &sc->dma_list, vc->index); 413 esa_remove_list(vc, &sc->msrc_list, vc->index); 414 mtx_leave(&audio_lock); 415 return (0); 416 } 417 418 int 419 esa_halt_input(void *hdl) 420 { 421 struct esa_voice *vc = hdl; 422 struct esa_softc *sc = (struct esa_softc *)vc->parent; 423 bus_space_tag_t iot = sc->sc_iot; 424 bus_space_handle_t ioh = sc->sc_ioh; 425 u_int32_t data; 426 427 if (vc->rec.active == 0) 428 return (0); 429 430 mtx_enter(&audio_lock); 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 mtx_leave(&audio_lock); 454 return (0); 455 } 456 457 void * 458 esa_malloc(void *hdl, int direction, size_t size, int type, int flags) 459 { 460 struct esa_voice *vc = hdl; 461 struct esa_softc *sc = (struct esa_softc *)vc->parent; 462 struct esa_dma *p; 463 int error; 464 465 p = malloc(sizeof(*p), type, flags); 466 if (!p) 467 return (0); 468 error = esa_allocmem(sc, size, 16, p); 469 if (error) { 470 free(p, type, 0); 471 printf("%s: esa_malloc: not enough memory\n", 472 sc->sc_dev.dv_xname); 473 return (0); 474 } 475 p->next = vc->dma; 476 vc->dma = p; 477 478 return (KERNADDR(p)); 479 } 480 481 void 482 esa_free(void *hdl, void *addr, int type) 483 { 484 struct esa_voice *vc = hdl; 485 struct esa_softc *sc = (struct esa_softc *)vc->parent; 486 struct esa_dma *p; 487 struct esa_dma **pp; 488 489 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 490 if (KERNADDR(p) == addr) { 491 esa_freemem(sc, p); 492 *pp = p->next; 493 free(p, type, 0); 494 return; 495 } 496 } 497 498 int 499 esa_getdev(void *hdl, struct audio_device *ret) 500 { 501 502 *ret = esa_device; 503 504 return (0); 505 } 506 507 int 508 esa_set_port(void *hdl, mixer_ctrl_t *mc) 509 { 510 struct esa_voice *vc = hdl; 511 struct esa_softc *sc = (struct esa_softc *)vc->parent; 512 513 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc)); 514 } 515 516 int 517 esa_get_port(void *hdl, mixer_ctrl_t *mc) 518 { 519 struct esa_voice *vc = hdl; 520 struct esa_softc *sc = (struct esa_softc *)vc->parent; 521 522 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc)); 523 } 524 525 int 526 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 527 { 528 struct esa_voice *vc = hdl; 529 struct esa_softc *sc = (struct esa_softc *)vc->parent; 530 531 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, di)); 532 } 533 534 size_t 535 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 536 { 537 struct esa_voice *vc = hdl; 538 539 /* 540 * We must be able to do better than this... 541 */ 542 vc->play.bufsize = vc->rec.bufsize = 65536; 543 544 return (vc->play.bufsize); 545 } 546 547 int 548 esa_get_props(void *hdl) 549 { 550 551 return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX); 552 } 553 554 int 555 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 556 void (*intr)(void *), void *intrarg, 557 struct audio_params *param) 558 { 559 struct esa_voice *vc = hdl; 560 struct esa_softc *sc = (struct esa_softc *)vc->parent; 561 struct esa_dma *p; 562 bus_space_tag_t iot = sc->sc_iot; 563 bus_space_handle_t ioh = sc->sc_ioh; 564 u_int32_t data; 565 u_int32_t bufaddr; 566 u_int32_t i; 567 size_t size; 568 569 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 570 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 571 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 572 &~ 255; 573 int dac_data = ESA_DAC_DATA + (data_bytes * vc->index); 574 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 575 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 576 int dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 577 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 578 579 if (vc->play.active) 580 return (EINVAL); 581 582 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 583 ; 584 if (!p) { 585 printf("%s: esa_trigger_output: bad addr %p\n", 586 sc->sc_dev.dv_xname, start); 587 return (EINVAL); 588 } 589 590 vc->play.active = 1; 591 vc->play.intr = intr; 592 vc->play.arg = intrarg; 593 vc->play.pos = 0; 594 vc->play.count = 0; 595 vc->play.buf = start; 596 size = (size_t)(((caddr_t)end - (caddr_t)start)); 597 bufaddr = DMAADDR(p); 598 vc->play.start = bufaddr; 599 600 #define LO(x) ((x) & 0x0000ffff) 601 #define HI(x) ((x) >> 16) 602 603 mtx_enter(&audio_lock); 604 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 605 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 606 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 607 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 608 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 609 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 610 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 611 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 612 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 613 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 614 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 615 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 616 617 /* DSP buffers */ 618 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 619 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 620 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 621 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 622 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 623 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 624 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 625 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 626 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 627 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 628 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 629 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 630 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 631 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 632 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 633 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 634 635 /* Some per-client initializers */ 636 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 637 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 638 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 639 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 640 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 641 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 642 ESA_SRC3_DIRECTION_OFFSET + 22, 643 vc->play.mode.sample_rate > 45000 ? 0xff : 0); 644 /* Tell it which way DMA is going */ 645 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 646 ESA_CDATA_DMA_CONTROL, 647 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 648 ESA_DMAC_BLOCKF_SELECTOR); 649 650 /* Set an armload of static initializers */ 651 for (i = 0; i < nitems(esa_playvals); i++) 652 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 653 esa_playvals[i].addr, esa_playvals[i].val); 654 655 /* Put us in the packed task lists */ 656 esa_add_list(vc, &sc->msrc_list, dac_data >> ESA_DP_SHIFT_COUNT, 657 vc->index); 658 esa_add_list(vc, &sc->dma_list, dac_data >> ESA_DP_SHIFT_COUNT, 659 vc->index); 660 esa_add_list(vc, &sc->mixer_list, dac_data >> ESA_DP_SHIFT_COUNT, 661 vc->index); 662 #undef LO 663 #undef HI 664 665 /* XXX */ 666 //esa_commit_settings(vc); 667 668 sc->sc_ntimers++; 669 670 if (sc->sc_ntimers == 1) { 671 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 672 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 673 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 674 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 675 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 676 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 677 data | ESA_CLKRUN_GEN_ENABLE); 678 } 679 680 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 681 ESA_CDATA_INSTANCE_READY, 1); 682 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 683 ESA_KDATA_MIXER_TASK_NUMBER, 684 sc->mixer_list.indexmap[vc->index]); 685 mtx_leave(&audio_lock); 686 return (0); 687 } 688 689 int 690 esa_trigger_input(void *hdl, void *start, void *end, int blksize, 691 void (*intr)(void *), void *intrarg, 692 struct audio_params *param) 693 { 694 struct esa_voice *vc = hdl; 695 struct esa_softc *sc = (struct esa_softc *)vc->parent; 696 struct esa_dma *p; 697 bus_space_tag_t iot = sc->sc_iot; 698 bus_space_handle_t ioh = sc->sc_ioh; 699 u_int32_t data; 700 u_int32_t bufaddr; 701 u_int32_t i; 702 size_t size; 703 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 704 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 705 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 706 &~ 255; 707 int adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + 708 (data_bytes / 2); 709 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 710 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 711 int dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 712 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 713 vc->rec.data_offset = adc_data; 714 715 /* We only support 1 recording channel */ 716 if (vc->index > 0) 717 return (ENODEV); 718 719 if (vc->rec.active) 720 return (EINVAL); 721 722 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 723 ; 724 if (!p) { 725 printf("%s: esa_trigger_input: bad addr %p\n", 726 sc->sc_dev.dv_xname, start); 727 return (EINVAL); 728 } 729 730 vc->rec.active = 1; 731 vc->rec.intr = intr; 732 vc->rec.arg = intrarg; 733 vc->rec.pos = 0; 734 vc->rec.count = 0; 735 vc->rec.buf = start; 736 size = (size_t)(((caddr_t)end - (caddr_t)start)); 737 bufaddr = DMAADDR(p); 738 vc->rec.start = bufaddr; 739 740 #define LO(x) ((x) & 0x0000ffff) 741 #define HI(x) ((x) >> 16) 742 mtx_enter(&audio_lock); 743 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 744 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 745 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 746 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 747 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 748 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 749 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 750 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 751 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 752 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 753 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 754 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 755 756 /* DSP buffers */ 757 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 758 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 759 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 760 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 761 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 762 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 763 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 764 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 765 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 766 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 767 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 768 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 769 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 770 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 771 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 772 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 773 774 /* Some per-client initializers */ 775 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 776 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 777 /* Tell it which way DMA is going */ 778 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 779 ESA_CDATA_DMA_CONTROL, 780 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 781 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 782 783 /* Set an armload of static initializers */ 784 for (i = 0; i < nitems(esa_recvals); i++) 785 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 786 esa_recvals[i].addr, esa_recvals[i].val); 787 788 /* Put us in the packed task lists */ 789 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 790 vc->index + ESA_NUM_VOICES); 791 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 792 vc->index + ESA_NUM_VOICES); 793 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 794 vc->index + ESA_NUM_VOICES); 795 #undef LO 796 #undef HI 797 798 /* XXX */ 799 //esa_commit_settings(vc); 800 801 sc->sc_ntimers++; 802 if (sc->sc_ntimers == 1) { 803 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 804 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 805 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 806 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 807 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 808 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 809 data | ESA_CLKRUN_GEN_ENABLE); 810 } 811 812 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 813 ESA_CDATA_INSTANCE_READY, 1); 814 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 815 1); 816 mtx_leave(&audio_lock); 817 return (0); 818 } 819 820 /* Interrupt handler */ 821 822 int 823 esa_intr(void *hdl) 824 { 825 struct esa_softc *sc = hdl; 826 struct esa_voice *vc; 827 bus_space_tag_t iot = sc->sc_iot; 828 bus_space_handle_t ioh = sc->sc_ioh; 829 u_int8_t status, ctl; 830 u_int32_t pos; 831 u_int32_t diff; 832 u_int32_t play_blksize, play_bufsize; 833 u_int32_t rec_blksize, rec_bufsize; 834 int i, claimed = 0; 835 836 mtx_enter(&audio_lock); 837 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 838 if (status == 0xff) { 839 mtx_leave(&audio_lock); 840 return (0); 841 } 842 843 /* ack the interrupt */ 844 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 845 846 if (status & ESA_HV_INT_PENDING) { 847 u_int8_t event; 848 849 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 850 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 851 switch(event) { 852 case 0x99: 853 case 0xaa: 854 case 0x66: 855 case 0x88: 856 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 857 break; 858 default: 859 printf("%s: unknown hwvol event 0x%02x\n", 860 sc->sc_dev.dv_xname, event); 861 break; 862 } 863 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 864 claimed = 1; 865 } 866 867 if (status & ESA_ASSP_INT_PENDING) { 868 ctl = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_B); 869 if (!(ctl & ESA_STOP_ASSP_CLOCK)) { 870 ctl = bus_space_read_1(iot, ioh, 871 ESA_ASSP_HOST_INT_STATUS); 872 if (ctl & ESA_DSP2HOST_REQ_TIMER) { 873 bus_space_write_1(iot, ioh, 874 ESA_ASSP_HOST_INT_STATUS, 875 ESA_DSP2HOST_REQ_TIMER); 876 for (i = 0; i < ESA_NUM_VOICES; i++) { 877 vc = &sc->voice[i]; 878 if (vc->play.active) { 879 play_blksize = vc->play.blksize; 880 play_bufsize = vc->play.bufsize; 881 pos = esa_get_pointer(sc, &vc->play) 882 % play_bufsize; 883 diff = (play_bufsize + pos - vc->play.pos) 884 % play_bufsize; 885 vc->play.pos = pos; 886 vc->play.count += diff; 887 while(vc->play.count >= play_blksize) { 888 vc->play.count -= play_blksize; 889 (*vc->play.intr)(vc->play.arg); 890 } 891 } 892 if (vc->rec.active) { 893 rec_blksize = vc->rec.blksize; 894 rec_bufsize = vc->rec.bufsize; 895 pos = esa_get_pointer(sc, &vc->rec) 896 % rec_bufsize; 897 diff = (rec_bufsize + pos - vc->rec.pos) 898 % rec_bufsize; 899 vc->rec.pos = pos; 900 vc->rec.count += diff; 901 while(vc->rec.count >= rec_blksize) { 902 vc->rec.count -= rec_blksize; 903 (*vc->rec.intr)(vc->rec.arg); 904 } 905 } 906 } 907 } 908 } 909 claimed = 1; 910 } 911 mtx_leave(&audio_lock); 912 return (claimed); 913 } 914 915 int 916 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 917 struct esa_dma *p) 918 { 919 int error; 920 921 p->size = size; 922 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 923 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 924 &p->nsegs, BUS_DMA_NOWAIT); 925 if (error) 926 return (error); 927 928 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 929 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 930 if (error) 931 goto free; 932 933 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 934 BUS_DMA_NOWAIT, &p->map); 935 if (error) 936 goto unmap; 937 938 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 939 BUS_DMA_NOWAIT); 940 if (error) 941 goto destroy; 942 943 return (0); 944 945 destroy: 946 bus_dmamap_destroy(sc->sc_dmat, p->map); 947 unmap: 948 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 949 free: 950 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 951 952 return (error); 953 } 954 955 int 956 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 957 { 958 959 bus_dmamap_unload(sc->sc_dmat, p->map); 960 bus_dmamap_destroy(sc->sc_dmat, p->map); 961 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 962 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 963 964 return (0); 965 } 966 967 /* 968 * Supporting Subroutines 969 */ 970 const struct pci_matchid esa_devices[] = { 971 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ES1989 }, 972 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3 }, 973 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2 }, 974 }; 975 976 int 977 esa_match(struct device *dev, void *match, void *aux) 978 { 979 return (pci_matchbyid((struct pci_attach_args *)aux, esa_devices, 980 nitems(esa_devices))); 981 } 982 983 void 984 esa_attach(struct device *parent, struct device *self, void *aux) 985 { 986 struct esa_softc *sc = (struct esa_softc *)self; 987 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 988 pcitag_t tag = pa->pa_tag; 989 pci_chipset_tag_t pc = pa->pa_pc; 990 pci_intr_handle_t ih; 991 struct esa_card_type *card; 992 const char *intrstr; 993 int i, len; 994 995 for (card = esa_card_types; card->pci_vendor_id; card++) 996 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 997 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 998 sc->type = card->type; 999 sc->delay1 = card->delay1; 1000 sc->delay2 = card->delay2; 1001 break; 1002 } 1003 1004 /* Map I/O register */ 1005 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 1006 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios, 0)) { 1007 printf(": can't map i/o space\n"); 1008 return; 1009 } 1010 1011 /* Initialize softc */ 1012 sc->sc_tag = tag; 1013 sc->sc_pct = pc; 1014 sc->sc_dmat = pa->pa_dmat; 1015 1016 /* Map and establish an interrupt */ 1017 if (pci_intr_map(pa, &ih)) { 1018 printf(": can't map interrupt\n"); 1019 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1020 return; 1021 } 1022 intrstr = pci_intr_string(pc, ih); 1023 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO | IPL_MPSAFE, 1024 esa_intr, self, sc->sc_dev.dv_xname); 1025 if (sc->sc_ih == NULL) { 1026 printf(": can't establish interrupt"); 1027 if (intrstr != NULL) 1028 printf(" at %s", intrstr); 1029 printf("\n"); 1030 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1031 return; 1032 } 1033 printf(": %s\n", intrstr); 1034 1035 /* Power up chip */ 1036 pci_set_powerstate(pc, tag, PCI_PMCSR_STATE_D0); 1037 1038 /* Init chip */ 1039 if (esa_init(sc) == -1) { 1040 printf("%s: esa_attach: unable to initialize the card\n", 1041 sc->sc_dev.dv_xname); 1042 pci_intr_disestablish(pc, sc->sc_ih); 1043 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1044 return; 1045 } 1046 1047 /* create suspend save area */ 1048 len = sizeof(u_int16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 1049 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 1050 sc->savemem = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 1051 if (sc->savemem == NULL) { 1052 printf("%s: unable to allocate suspend buffer\n", 1053 sc->sc_dev.dv_xname); 1054 pci_intr_disestablish(pc, sc->sc_ih); 1055 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1056 return; 1057 } 1058 1059 /* 1060 * Every card I've seen has had their channels swapped with respect 1061 * to the mixer. Ie: 1062 * $ mixerctl -w outputs.master=0,191 1063 * Would result in the _right_ speaker being turned off. 1064 * 1065 * So, we will swap the left and right mixer channels to compensate 1066 * for this. 1067 */ 1068 sc->codec_flags |= AC97_HOST_SWAPPED_CHANNELS; 1069 sc->codec_flags |= AC97_HOST_DONT_READ; 1070 1071 /* Attach AC97 host interface */ 1072 sc->host_if.arg = self; 1073 sc->host_if.attach = esa_attach_codec; 1074 sc->host_if.read = esa_read_codec; 1075 sc->host_if.write = esa_write_codec; 1076 sc->host_if.reset = esa_reset_codec; 1077 sc->host_if.flags = esa_flags_codec; 1078 1079 if (ac97_attach(&sc->host_if) != 0) { 1080 pci_intr_disestablish(pc, sc->sc_ih); 1081 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1082 free(sc->savemem, M_DEVBUF, 0); 1083 return; 1084 } 1085 1086 /* initialize list management structures */ 1087 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1088 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1089 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1090 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1091 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1092 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1093 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1094 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1095 1096 /* initialize index maps */ 1097 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1098 sc->mixer_list.indexmap[i] = -1; 1099 sc->msrc_list.indexmap[i] = -1; 1100 sc->dma_list.indexmap[i] = -1; 1101 sc->adc1_list.indexmap[i] = -1; 1102 } 1103 for (i = 0; i < ESA_NUM_VOICES; i++) { 1104 sc->voice[i].parent = (struct device *)sc; 1105 sc->voice[i].index = i; 1106 sc->sc_audiodev[i] = 1107 audio_attach_mi(&esa_hw_if, &sc->voice[i], &sc->sc_dev); 1108 } 1109 } 1110 1111 int 1112 esa_detach(struct device *self, int flags) 1113 { 1114 struct esa_softc *sc = (struct esa_softc *)self; 1115 int i; 1116 1117 for (i = 0; i < ESA_NUM_VOICES; i++) { 1118 if (sc->sc_audiodev[i] != NULL) 1119 config_detach(sc->sc_audiodev[i], flags); 1120 } 1121 1122 if (sc->sc_ih != NULL) 1123 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1124 if (sc->sc_ios) 1125 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1126 1127 free(sc->savemem, M_DEVBUF, 0); 1128 1129 return (0); 1130 } 1131 1132 u_int16_t 1133 esa_read_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index) 1134 { 1135 u_int16_t data; 1136 bus_space_tag_t iot = sc->sc_iot; 1137 bus_space_handle_t ioh = sc->sc_ioh; 1138 1139 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1140 region & ESA_MEMTYPE_MASK); 1141 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1142 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1143 1144 return (data); 1145 } 1146 1147 void 1148 esa_write_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index, 1149 u_int16_t data) 1150 { 1151 bus_space_tag_t iot = sc->sc_iot; 1152 bus_space_handle_t ioh = sc->sc_ioh; 1153 1154 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1155 region & ESA_MEMTYPE_MASK); 1156 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1157 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1158 1159 return; 1160 } 1161 1162 int 1163 esa_init_codec(struct esa_softc *sc) 1164 { 1165 bus_space_tag_t iot = sc->sc_iot; 1166 bus_space_handle_t ioh = sc->sc_ioh; 1167 u_int32_t data; 1168 1169 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1170 1171 return ((data & 0x1) ? 0 : 1); 1172 } 1173 1174 int 1175 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1176 { 1177 struct esa_softc *sc = aux; 1178 1179 sc->codec_if = codec_if; 1180 1181 return (0); 1182 } 1183 1184 int 1185 esa_read_codec(void *aux, u_int8_t reg, u_int16_t *result) 1186 { 1187 struct esa_softc *sc = aux; 1188 bus_space_tag_t iot = sc->sc_iot; 1189 bus_space_handle_t ioh = sc->sc_ioh; 1190 1191 if (esa_wait(sc)) 1192 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1193 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1194 delay(50); 1195 if (esa_wait(sc)) 1196 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1197 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1198 1199 return (0); 1200 } 1201 1202 int 1203 esa_write_codec(void *aux, u_int8_t reg, u_int16_t data) 1204 { 1205 struct esa_softc *sc = aux; 1206 bus_space_tag_t iot = sc->sc_iot; 1207 bus_space_handle_t ioh = sc->sc_ioh; 1208 1209 if (esa_wait(sc)) { 1210 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1211 return (-1); 1212 } 1213 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1214 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1215 delay(50); 1216 1217 return (0); 1218 } 1219 1220 void 1221 esa_reset_codec(void *aux) 1222 { 1223 1224 return; 1225 } 1226 1227 enum ac97_host_flags 1228 esa_flags_codec(void *aux) 1229 { 1230 struct esa_softc *sc = aux; 1231 1232 return (sc->codec_flags); 1233 } 1234 1235 int 1236 esa_wait(struct esa_softc *sc) 1237 { 1238 int i, val; 1239 bus_space_tag_t iot = sc->sc_iot; 1240 bus_space_handle_t ioh = sc->sc_ioh; 1241 1242 for (i = 0; i < 20; i++) { 1243 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1244 if ((val & 1) == 0) 1245 return (0); 1246 delay(2); 1247 } 1248 1249 return (-1); 1250 } 1251 1252 int 1253 esa_init(struct esa_softc *sc) 1254 { 1255 struct esa_voice *vc; 1256 bus_space_tag_t iot = sc->sc_iot; 1257 bus_space_handle_t ioh = sc->sc_ioh; 1258 pcitag_t tag = sc->sc_tag; 1259 pci_chipset_tag_t pc = sc->sc_pct; 1260 u_int32_t data, i, size; 1261 u_int8_t reset_state; 1262 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1263 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1264 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 1265 &~ 255; 1266 1267 /* Disable legacy emulation */ 1268 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1269 data |= DISABLE_LEGACY; 1270 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1271 1272 esa_config(sc); 1273 1274 reset_state = esa_assp_halt(sc); 1275 1276 esa_init_codec(sc); 1277 esa_codec_reset(sc); 1278 1279 /* Zero kernel and mixer data */ 1280 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1281 for (i = 0; i < size / 2; i++) { 1282 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1283 ESA_KDATA_BASE_ADDR + i, 0); 1284 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1285 ESA_KDATA_BASE_ADDR2 + i, 0); 1286 } 1287 1288 /* Init DMA pointer */ 1289 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1290 ESA_KDATA_DMA_XFER0); 1291 1292 /* Write kernel code into memory */ 1293 size = nitems(esa_assp_kernel_image); 1294 for (i = 0; i < size; i++) 1295 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1296 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1297 1298 size = nitems(esa_assp_minisrc_image); 1299 for (i = 0; i < size; i++) 1300 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1301 esa_assp_minisrc_image[i]); 1302 1303 /* Write the coefficients for the low pass filter */ 1304 size = nitems(esa_minisrc_lpf_image); 1305 for (i = 0; i < size; i++) 1306 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1307 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1308 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1309 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1310 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1311 /* Init the mixer number */ 1312 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1313 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1314 /* Extreme kernel master volume */ 1315 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1316 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1317 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1318 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1319 1320 if (esa_amp_enable(sc)) 1321 return (-1); 1322 1323 /* Zero entire DAC/ADC area */ 1324 for (i = 0x1100; i < 0x1c00; i++) 1325 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1326 1327 /* set some sane defaults */ 1328 for (i = 0; i < ESA_NUM_VOICES; i++) { 1329 vc = &sc->voice[i]; 1330 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1331 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1332 } 1333 1334 esa_enable_interrupts(sc); 1335 1336 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1337 reset_state | ESA_REGB_ENABLE_RESET); 1338 1339 return (0); 1340 } 1341 1342 void 1343 esa_config(struct esa_softc *sc) 1344 { 1345 bus_space_tag_t iot = sc->sc_iot; 1346 bus_space_handle_t ioh = sc->sc_ioh; 1347 pcitag_t tag = sc->sc_tag; 1348 pci_chipset_tag_t pc = sc->sc_pct; 1349 u_int32_t data; 1350 1351 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1352 data &= ESA_REDUCED_DEBOUNCE; 1353 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1354 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1355 1356 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1357 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1358 data &= ~ESA_INT_CLK_SELECT; 1359 if (sc->type == ESS_MAESTRO3) { 1360 data &= ~ESA_INT_CLK_MULT_ENABLE; 1361 data |= ESA_INT_CLK_SRC_NOT_PCI; 1362 } 1363 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1364 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1365 1366 if (sc->type == ESS_ALLEGRO1) { 1367 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1368 data |= ESA_IN_CLK_12MHZ_SELECT; 1369 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1370 } 1371 1372 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1373 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1374 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1375 data |= ESA_ASSP_0_WS_ENABLE; 1376 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1377 1378 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1379 1380 return; 1381 } 1382 1383 u_int8_t 1384 esa_assp_halt(struct esa_softc *sc) 1385 { 1386 bus_space_tag_t iot = sc->sc_iot; 1387 bus_space_handle_t ioh = sc->sc_ioh; 1388 u_int8_t data, reset_state; 1389 1390 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1391 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1392 delay(10000); /* XXX use tsleep */ 1393 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1394 reset_state & ~ESA_REGB_ENABLE_RESET); 1395 delay(10000); /* XXX use tsleep */ 1396 1397 return (reset_state); 1398 } 1399 1400 void 1401 esa_codec_reset(struct esa_softc *sc) 1402 { 1403 bus_space_tag_t iot = sc->sc_iot; 1404 bus_space_handle_t ioh = sc->sc_ioh; 1405 u_int16_t data, dir; 1406 int retry = 0; 1407 1408 do { 1409 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1410 dir = data | 0x10; /* assuming pci bus master? */ 1411 1412 /* remote codec config */ 1413 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1414 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1415 data & ~ESA_SECOND_CODEC_ID_MASK); 1416 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1417 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1418 data & ~ESA_COMMAND_ADDR_OUT); 1419 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1420 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1421 data & ~ESA_STATUS_ADDR_IN); 1422 1423 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1424 ESA_IO_SRAM_ENABLE); 1425 delay(20); 1426 1427 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1428 dir & ~ESA_GPO_PRIMARY_AC97); 1429 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1430 ~ESA_GPO_PRIMARY_AC97); 1431 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1432 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1433 dir | ESA_GPO_PRIMARY_AC97); 1434 delay(sc->delay1 * 1000); 1435 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1436 ESA_GPO_PRIMARY_AC97); 1437 delay(5); 1438 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1439 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1440 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1441 delay(sc->delay2 * 1000); 1442 1443 esa_read_codec(sc, 0x7c, &data); 1444 if ((data == 0) || (data == 0xffff)) { 1445 retry++; 1446 if (retry > 3) { 1447 printf("%s: esa_codec_reset: failed\n", 1448 sc->sc_dev.dv_xname); 1449 break; 1450 } 1451 printf("%s: esa_codec_reset: retrying\n", 1452 sc->sc_dev.dv_xname); 1453 } else 1454 retry = 0; 1455 } while (retry); 1456 1457 return; 1458 } 1459 1460 int 1461 esa_amp_enable(struct esa_softc *sc) 1462 { 1463 bus_space_tag_t iot = sc->sc_iot; 1464 bus_space_handle_t ioh = sc->sc_ioh; 1465 u_int32_t gpo, polarity_port, polarity; 1466 u_int16_t data; 1467 1468 switch (sc->type) { 1469 case ESS_ALLEGRO1: 1470 polarity_port = 0x1800; 1471 break; 1472 case ESS_MAESTRO3: 1473 polarity_port = 0x1100; 1474 break; 1475 default: 1476 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1477 sc->sc_dev.dv_xname); 1478 return (1); 1479 } 1480 1481 gpo = (polarity_port >> 8) & 0x0f; 1482 polarity = polarity_port >> 12; 1483 polarity = !polarity; /* Enable */ 1484 polarity = polarity << gpo; 1485 gpo = 1 << gpo; 1486 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1487 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1488 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1489 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1490 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1491 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1492 1493 return (0); 1494 } 1495 1496 void 1497 esa_enable_interrupts(struct esa_softc *sc) 1498 { 1499 bus_space_tag_t iot = sc->sc_iot; 1500 bus_space_handle_t ioh = sc->sc_ioh; 1501 u_int8_t data; 1502 1503 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1504 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1505 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1506 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1507 data | ESA_ASSP_HOST_INT_ENABLE); 1508 } 1509 1510 /* 1511 * List management 1512 */ 1513 int 1514 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1515 u_int16_t val, int index) 1516 { 1517 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1518 1519 el->indexmap[index] = el->currlen; 1520 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1521 el->mem_addr + el->currlen, 1522 val); 1523 1524 return (el->currlen++); 1525 } 1526 1527 void 1528 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1529 { 1530 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1531 u_int16_t val; 1532 int lastindex = el->currlen - 1; 1533 int vindex = el->indexmap[index]; 1534 int i; 1535 1536 /* reset our virtual index */ 1537 el->indexmap[index] = -1; 1538 1539 if (vindex != lastindex) { 1540 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1541 el->mem_addr + lastindex); 1542 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1543 el->mem_addr + vindex, 1544 val); 1545 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1546 if (el->indexmap[i] == lastindex) 1547 break; 1548 if (i >= ESA_NUM_VOICES * 2) 1549 printf("%s: esa_remove_list: invalid task index\n", 1550 sc->sc_dev.dv_xname); 1551 else 1552 el->indexmap[i] = vindex; 1553 } 1554 1555 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1556 el->mem_addr + lastindex, 0); 1557 el->currlen--; 1558 1559 return; 1560 } 1561 1562 int 1563 esa_activate(struct device *self, int act) 1564 { 1565 struct esa_softc *sc = (struct esa_softc *)self; 1566 1567 switch (act) { 1568 case DVACT_SUSPEND: 1569 esa_suspend(sc); 1570 break; 1571 case DVACT_RESUME: 1572 esa_resume(sc); 1573 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1574 break; 1575 } 1576 return 0; 1577 } 1578 1579 int 1580 esa_suspend(struct esa_softc *sc) 1581 { 1582 bus_space_tag_t iot = sc->sc_iot; 1583 bus_space_handle_t ioh = sc->sc_ioh; 1584 int i, index; 1585 1586 index = 0; 1587 1588 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1589 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1590 1591 esa_assp_halt(sc); 1592 1593 /* Save ASSP state */ 1594 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1595 i++) 1596 sc->savemem[index++] = esa_read_assp(sc, 1597 ESA_MEMTYPE_INTERNAL_CODE, i); 1598 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1599 i++) 1600 sc->savemem[index++] = esa_read_assp(sc, 1601 ESA_MEMTYPE_INTERNAL_DATA, i); 1602 1603 return (0); 1604 } 1605 1606 int 1607 esa_resume(struct esa_softc *sc) { 1608 bus_space_tag_t iot = sc->sc_iot; 1609 bus_space_handle_t ioh = sc->sc_ioh; 1610 int i, index; 1611 u_int8_t reset_state; 1612 1613 index = 0; 1614 1615 esa_config(sc); 1616 1617 reset_state = esa_assp_halt(sc); 1618 1619 esa_codec_reset(sc); 1620 1621 /* restore ASSP */ 1622 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1623 i++) 1624 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1625 sc->savemem[index++]); 1626 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1627 i++) 1628 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1629 sc->savemem[index++]); 1630 1631 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1632 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1633 reset_state | ESA_REGB_ENABLE_RESET); 1634 1635 esa_enable_interrupts(sc); 1636 esa_amp_enable(sc); 1637 1638 return (0); 1639 } 1640 1641 u_int32_t 1642 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1643 { 1644 u_int16_t hi = 0, lo = 0; 1645 u_int32_t addr; 1646 int data_offset = ch->data_offset; 1647 1648 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1649 ESA_CDATA_HOST_SRC_CURRENTH); 1650 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1651 ESA_CDATA_HOST_SRC_CURRENTL); 1652 1653 addr = lo | ((u_int32_t)hi << 16); 1654 return (addr - ch->start); 1655 } 1656 1657 paddr_t 1658 esa_mappage(void *addr, void *mem, off_t off, int prot) 1659 { 1660 struct esa_voice *vc = addr; 1661 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1662 struct esa_dma *p; 1663 1664 if (off < 0) 1665 return (-1); 1666 for (p = vc->dma; p && KERNADDR(p) != mem; p = p->next) 1667 ; 1668 if (!p) 1669 return (-1); 1670 return (bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1671 off, prot, BUS_DMA_WAITOK)); 1672 } 1673