1 /* $OpenBSD: esa.c,v 1.44 2024/08/18 14:42:56 deraadt 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/errno.h> 47 #include <sys/param.h> 48 #include <sys/systm.h> 49 #include <sys/malloc.h> 50 #include <sys/device.h> 51 #include <sys/audioio.h> 52 53 #include <machine/bus.h> 54 #include <machine/intr.h> 55 56 #include <dev/pci/pcidevs.h> 57 #include <dev/pci/pcivar.h> 58 59 #include <dev/audio_if.h> 60 #include <dev/ic/ac97.h> 61 62 #include <dev/pci/esareg.h> 63 #include <dev/pci/esavar.h> 64 #include <dev/microcode/esa/esadsp.h> 65 66 #define PCI_CBIO 0x10 67 68 #define ESA_DAC_DATA 0x1100 69 70 enum { 71 ESS_ALLEGRO1, 72 ESS_MAESTRO3 73 }; 74 75 static struct esa_card_type { 76 u_int16_t pci_vendor_id; 77 u_int16_t pci_product_id; 78 int type; 79 int delay1, delay2; 80 } esa_card_types[] = { 81 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ES1989, 82 ESS_ALLEGRO1, 50, 800 }, 83 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 84 ESS_MAESTRO3, 20, 500 }, 85 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 86 ESS_MAESTRO3, 20, 500 }, 87 { 0, 0, 0, 0, 0 } 88 }; 89 90 int esa_match(struct device *, void *, void *); 91 void esa_attach(struct device *, struct device *, void *); 92 int esa_detach(struct device *, int); 93 int esa_activate(struct device *, int); 94 95 /* audio(9) functions */ 96 int esa_open(void *, int); 97 void esa_close(void *); 98 int esa_set_params(void *, int, int, struct audio_params *, 99 struct audio_params *); 100 int esa_round_blocksize(void *, int); 101 int esa_commit_settings(void *); 102 int esa_halt_output(void *); 103 int esa_halt_input(void *); 104 int esa_set_port(void *, mixer_ctrl_t *); 105 int esa_get_port(void *, mixer_ctrl_t *); 106 int esa_query_devinfo(void *, mixer_devinfo_t *); 107 void * esa_malloc(void *, int, size_t, int, int); 108 void esa_free(void *, void *, int); 109 size_t esa_round_buffersize(void *, int, size_t); 110 int esa_trigger_output(void *, void *, void *, int, 111 void (*)(void *), void *, 112 struct audio_params *); 113 int esa_trigger_input(void *, void *, void *, int, 114 void (*)(void *), void *, 115 struct audio_params *); 116 117 int esa_intr(void *); 118 int esa_allocmem(struct esa_softc *, size_t, size_t, 119 struct esa_dma *); 120 int esa_freemem(struct esa_softc *, struct esa_dma *); 121 122 /* Supporting subroutines */ 123 u_int16_t esa_read_assp(struct esa_softc *, u_int16_t, u_int16_t); 124 void esa_write_assp(struct esa_softc *, u_int16_t, u_int16_t, 125 u_int16_t); 126 int esa_init_codec(struct esa_softc *); 127 int esa_attach_codec(void *, struct ac97_codec_if *); 128 int esa_read_codec(void *, u_int8_t, u_int16_t *); 129 int esa_write_codec(void *, u_int8_t, u_int16_t); 130 void esa_reset_codec(void *); 131 enum ac97_host_flags esa_flags_codec(void *); 132 int esa_wait(struct esa_softc *); 133 int esa_init(struct esa_softc *); 134 void esa_config(struct esa_softc *); 135 u_int8_t esa_assp_halt(struct esa_softc *); 136 void esa_codec_reset(struct esa_softc *); 137 int esa_amp_enable(struct esa_softc *); 138 void esa_enable_interrupts(struct esa_softc *); 139 u_int32_t esa_get_pointer(struct esa_softc *, struct esa_channel *); 140 141 /* list management */ 142 int esa_add_list(struct esa_voice *, struct esa_list *, u_int16_t, 143 int); 144 void esa_remove_list(struct esa_voice *, struct esa_list *, int); 145 146 /* power management */ 147 void esa_suspend(struct esa_softc *); 148 void esa_resume(struct esa_softc *); 149 150 const struct audio_hw_if esa_hw_if = { 151 .open = esa_open, 152 .close = esa_close, 153 .set_params = esa_set_params, 154 .round_blocksize = esa_round_blocksize, 155 .commit_settings = esa_commit_settings, 156 .halt_output = esa_halt_output, 157 .halt_input = esa_halt_input, 158 .set_port = esa_set_port, 159 .get_port = esa_get_port, 160 .query_devinfo = esa_query_devinfo, 161 .allocm = esa_malloc, 162 .freem = esa_free, 163 .round_buffersize = esa_round_buffersize, 164 .trigger_output = esa_trigger_output, 165 .trigger_input = esa_trigger_input, 166 }; 167 168 struct cfdriver esa_cd = { 169 NULL, "esa", DV_DULL 170 }; 171 172 const struct cfattach esa_ca = { 173 sizeof(struct esa_softc), esa_match, esa_attach, 174 esa_detach, esa_activate 175 }; 176 177 /* 178 * audio(9) functions 179 */ 180 181 int 182 esa_open(void *hdl, int flags) 183 { 184 185 return (0); 186 } 187 188 void 189 esa_close(void *hdl) 190 { 191 192 return; 193 } 194 195 int 196 esa_set_params(void *hdl, int setmode, int usemode, struct audio_params *play, 197 struct audio_params *rec) 198 { 199 struct esa_voice *vc = hdl; 200 struct esa_channel *ch; 201 struct audio_params *p; 202 int mode; 203 204 for (mode = AUMODE_RECORD; mode != -1; 205 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 206 if ((setmode & mode) == 0) 207 continue; 208 209 switch (mode) { 210 case AUMODE_PLAY: 211 p = play; 212 ch = &vc->play; 213 break; 214 case AUMODE_RECORD: 215 p = rec; 216 ch = &vc->rec; 217 break; 218 } 219 220 if (p->sample_rate < ESA_MINRATE) 221 p->sample_rate = ESA_MINRATE; 222 if (p->sample_rate > ESA_MAXRATE) 223 p->sample_rate = ESA_MAXRATE; 224 if (p->precision > 16) 225 p->precision = 16; 226 if (p->channels > 2) 227 p->channels = 2; 228 229 switch(p->encoding) { 230 case AUDIO_ENCODING_SLINEAR_LE: 231 if (p->precision != 16) 232 return EINVAL; 233 break; 234 case AUDIO_ENCODING_ULINEAR_LE: 235 case AUDIO_ENCODING_ULINEAR_BE: 236 if (p->precision != 8) 237 return EINVAL; 238 break; 239 default: 240 return (EINVAL); 241 } 242 p->bps = AUDIO_BPS(p->precision); 243 p->msb = 1; 244 245 ch->mode = *p; 246 } 247 248 return (0); 249 } 250 251 int 252 esa_commit_settings(void *hdl) 253 { 254 struct esa_voice *vc = hdl; 255 struct esa_softc *sc = (struct esa_softc *)vc->parent; 256 struct audio_params *p = &vc->play.mode; 257 struct audio_params *r = &vc->rec.mode; 258 u_int32_t data; 259 u_int32_t freq; 260 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 261 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 262 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 263 &~ 255; 264 265 /* playback */ 266 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * vc->index); 267 if (p->channels == 1) 268 data = 1; 269 else 270 data = 0; 271 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 272 vc->play.data_offset + ESA_SRC3_MODE_OFFSET, 273 data); 274 if (p->precision == 8) 275 data = 1; 276 else 277 data = 0; 278 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 279 vc->play.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 280 data); 281 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 282 freq--; 283 } 284 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 285 vc->play.data_offset + ESA_CDATA_FREQUENCY, freq); 286 287 /* recording */ 288 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * vc->index) + 289 (data_bytes / 2); 290 if (r->channels == 1) 291 data = 1; 292 else 293 data = 0; 294 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 295 vc->rec.data_offset + ESA_SRC3_MODE_OFFSET, 296 data); 297 if (r->precision == 8) 298 data = 1; 299 else 300 data = 0; 301 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 302 vc->rec.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 303 data); 304 if ((freq = ((r->sample_rate << 15) + 24000) / 48000) != 0) { 305 freq--; 306 } 307 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 308 vc->rec.data_offset + ESA_CDATA_FREQUENCY, freq); 309 310 return (0); 311 }; 312 313 int 314 esa_round_blocksize(void *hdl, int bs) 315 { 316 struct esa_voice *vc = hdl; 317 318 /* 319 * Surely there has to be a better solution... 320 */ 321 vc->play.blksize = vc->rec.blksize = 4096; 322 323 return (vc->play.blksize); 324 } 325 326 int 327 esa_halt_output(void *hdl) 328 { 329 struct esa_voice *vc = hdl; 330 struct esa_softc *sc = (struct esa_softc *)vc->parent; 331 bus_space_tag_t iot = sc->sc_iot; 332 bus_space_handle_t ioh = sc->sc_ioh; 333 u_int16_t data; 334 335 if (vc->play.active == 0) 336 return (0); 337 338 mtx_enter(&audio_lock); 339 vc->play.active = 0; 340 341 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 342 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 343 344 sc->sc_ntimers--; 345 if (sc->sc_ntimers == 0) { 346 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 347 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 348 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 349 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 350 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 351 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 352 data & ~ESA_CLKRUN_GEN_ENABLE); 353 } 354 355 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 356 ESA_KDATA_MIXER_TASK_NUMBER, 357 sc->mixer_list.indexmap[vc->index]); 358 /* remove ourselves from the packed lists */ 359 esa_remove_list(vc, &sc->mixer_list, vc->index); 360 esa_remove_list(vc, &sc->dma_list, vc->index); 361 esa_remove_list(vc, &sc->msrc_list, vc->index); 362 mtx_leave(&audio_lock); 363 return (0); 364 } 365 366 int 367 esa_halt_input(void *hdl) 368 { 369 struct esa_voice *vc = hdl; 370 struct esa_softc *sc = (struct esa_softc *)vc->parent; 371 bus_space_tag_t iot = sc->sc_iot; 372 bus_space_handle_t ioh = sc->sc_ioh; 373 u_int32_t data; 374 375 if (vc->rec.active == 0) 376 return (0); 377 378 mtx_enter(&audio_lock); 379 vc->rec.active = 0; 380 381 sc->sc_ntimers--; 382 if (sc->sc_ntimers == 0) { 383 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 384 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 385 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 386 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 387 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 388 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 389 data & ~ESA_CLKRUN_GEN_ENABLE); 390 } 391 392 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, vc->rec.data_offset + 393 ESA_CDATA_INSTANCE_READY, 0); 394 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 395 0); 396 397 /* remove ourselves from the packed lists */ 398 esa_remove_list(vc, &sc->adc1_list, vc->index + ESA_NUM_VOICES); 399 esa_remove_list(vc, &sc->dma_list, vc->index + ESA_NUM_VOICES); 400 esa_remove_list(vc, &sc->msrc_list, vc->index + ESA_NUM_VOICES); 401 mtx_leave(&audio_lock); 402 return (0); 403 } 404 405 void * 406 esa_malloc(void *hdl, int direction, size_t size, int type, int flags) 407 { 408 struct esa_voice *vc = hdl; 409 struct esa_softc *sc = (struct esa_softc *)vc->parent; 410 struct esa_dma *p; 411 int error; 412 413 p = malloc(sizeof(*p), type, flags); 414 if (!p) 415 return (0); 416 error = esa_allocmem(sc, size, 16, p); 417 if (error) { 418 free(p, type, 0); 419 printf("%s: esa_malloc: not enough memory\n", 420 sc->sc_dev.dv_xname); 421 return (0); 422 } 423 p->next = vc->dma; 424 vc->dma = p; 425 426 return (KERNADDR(p)); 427 } 428 429 void 430 esa_free(void *hdl, void *addr, int type) 431 { 432 struct esa_voice *vc = hdl; 433 struct esa_softc *sc = (struct esa_softc *)vc->parent; 434 struct esa_dma *p; 435 struct esa_dma **pp; 436 437 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 438 if (KERNADDR(p) == addr) { 439 esa_freemem(sc, p); 440 *pp = p->next; 441 free(p, type, 0); 442 return; 443 } 444 } 445 446 int 447 esa_set_port(void *hdl, mixer_ctrl_t *mc) 448 { 449 struct esa_voice *vc = hdl; 450 struct esa_softc *sc = (struct esa_softc *)vc->parent; 451 452 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc)); 453 } 454 455 int 456 esa_get_port(void *hdl, mixer_ctrl_t *mc) 457 { 458 struct esa_voice *vc = hdl; 459 struct esa_softc *sc = (struct esa_softc *)vc->parent; 460 461 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc)); 462 } 463 464 int 465 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 466 { 467 struct esa_voice *vc = hdl; 468 struct esa_softc *sc = (struct esa_softc *)vc->parent; 469 470 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, di)); 471 } 472 473 size_t 474 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 475 { 476 struct esa_voice *vc = hdl; 477 478 /* 479 * We must be able to do better than this... 480 */ 481 vc->play.bufsize = vc->rec.bufsize = 65536; 482 483 return (vc->play.bufsize); 484 } 485 486 int 487 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 488 void (*intr)(void *), void *intrarg, 489 struct audio_params *param) 490 { 491 struct esa_voice *vc = hdl; 492 struct esa_softc *sc = (struct esa_softc *)vc->parent; 493 struct esa_dma *p; 494 bus_space_tag_t iot = sc->sc_iot; 495 bus_space_handle_t ioh = sc->sc_ioh; 496 u_int32_t data; 497 u_int32_t bufaddr; 498 u_int32_t i; 499 size_t size; 500 501 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 502 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 503 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 504 &~ 255; 505 int dac_data = ESA_DAC_DATA + (data_bytes * vc->index); 506 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 507 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 508 int dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 509 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 510 511 if (vc->play.active) 512 return (EINVAL); 513 514 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 515 ; 516 if (!p) { 517 printf("%s: esa_trigger_output: bad addr %p\n", 518 sc->sc_dev.dv_xname, start); 519 return (EINVAL); 520 } 521 522 vc->play.active = 1; 523 vc->play.intr = intr; 524 vc->play.arg = intrarg; 525 vc->play.pos = 0; 526 vc->play.count = 0; 527 vc->play.buf = start; 528 size = (size_t)(((caddr_t)end - (caddr_t)start)); 529 bufaddr = DMAADDR(p); 530 vc->play.start = bufaddr; 531 532 #define LO(x) ((x) & 0x0000ffff) 533 #define HI(x) ((x) >> 16) 534 535 mtx_enter(&audio_lock); 536 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 537 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 538 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 539 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 540 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 541 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 542 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 543 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 544 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 545 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 546 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 547 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 548 549 /* DSP buffers */ 550 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 551 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 552 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 553 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 554 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 555 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 556 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 557 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 558 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 559 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 560 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 561 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 562 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 563 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 564 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 565 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 566 567 /* Some per-client initializers */ 568 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 569 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 570 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 571 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 572 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 573 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 574 ESA_SRC3_DIRECTION_OFFSET + 22, 575 vc->play.mode.sample_rate > 45000 ? 0xff : 0); 576 /* Tell it which way DMA is going */ 577 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 578 ESA_CDATA_DMA_CONTROL, 579 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 580 ESA_DMAC_BLOCKF_SELECTOR); 581 582 /* Set an armload of static initializers */ 583 for (i = 0; i < nitems(esa_playvals); i++) 584 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 585 esa_playvals[i].addr, esa_playvals[i].val); 586 587 /* Put us in the packed task lists */ 588 esa_add_list(vc, &sc->msrc_list, dac_data >> ESA_DP_SHIFT_COUNT, 589 vc->index); 590 esa_add_list(vc, &sc->dma_list, dac_data >> ESA_DP_SHIFT_COUNT, 591 vc->index); 592 esa_add_list(vc, &sc->mixer_list, dac_data >> ESA_DP_SHIFT_COUNT, 593 vc->index); 594 #undef LO 595 #undef HI 596 597 sc->sc_ntimers++; 598 599 if (sc->sc_ntimers == 1) { 600 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 601 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 602 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 603 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 604 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 605 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 606 data | ESA_CLKRUN_GEN_ENABLE); 607 } 608 609 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 610 ESA_CDATA_INSTANCE_READY, 1); 611 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 612 ESA_KDATA_MIXER_TASK_NUMBER, 613 sc->mixer_list.indexmap[vc->index]); 614 mtx_leave(&audio_lock); 615 return (0); 616 } 617 618 int 619 esa_trigger_input(void *hdl, void *start, void *end, int blksize, 620 void (*intr)(void *), void *intrarg, 621 struct audio_params *param) 622 { 623 struct esa_voice *vc = hdl; 624 struct esa_softc *sc = (struct esa_softc *)vc->parent; 625 struct esa_dma *p; 626 bus_space_tag_t iot = sc->sc_iot; 627 bus_space_handle_t ioh = sc->sc_ioh; 628 u_int32_t data; 629 u_int32_t bufaddr; 630 u_int32_t i; 631 size_t size; 632 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 633 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 634 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 635 &~ 255; 636 int adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + 637 (data_bytes / 2); 638 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 639 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 640 int dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 641 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 642 vc->rec.data_offset = adc_data; 643 644 /* We only support 1 recording channel */ 645 if (vc->index > 0) 646 return (ENODEV); 647 648 if (vc->rec.active) 649 return (EINVAL); 650 651 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 652 ; 653 if (!p) { 654 printf("%s: esa_trigger_input: bad addr %p\n", 655 sc->sc_dev.dv_xname, start); 656 return (EINVAL); 657 } 658 659 vc->rec.active = 1; 660 vc->rec.intr = intr; 661 vc->rec.arg = intrarg; 662 vc->rec.pos = 0; 663 vc->rec.count = 0; 664 vc->rec.buf = start; 665 size = (size_t)(((caddr_t)end - (caddr_t)start)); 666 bufaddr = DMAADDR(p); 667 vc->rec.start = bufaddr; 668 669 #define LO(x) ((x) & 0x0000ffff) 670 #define HI(x) ((x) >> 16) 671 mtx_enter(&audio_lock); 672 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 673 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 674 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 675 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 676 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 677 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 678 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 679 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 680 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 681 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 682 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 683 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 684 685 /* DSP buffers */ 686 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 687 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 688 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 689 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 690 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 691 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 692 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 693 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 694 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 695 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 696 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 697 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 698 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 699 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 700 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 701 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 702 703 /* Some per-client initializers */ 704 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 705 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 706 /* Tell it which way DMA is going */ 707 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 708 ESA_CDATA_DMA_CONTROL, 709 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 710 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 711 712 /* Set an armload of static initializers */ 713 for (i = 0; i < nitems(esa_recvals); i++) 714 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 715 esa_recvals[i].addr, esa_recvals[i].val); 716 717 /* Put us in the packed task lists */ 718 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 719 vc->index + ESA_NUM_VOICES); 720 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 721 vc->index + ESA_NUM_VOICES); 722 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 723 vc->index + ESA_NUM_VOICES); 724 #undef LO 725 #undef HI 726 727 sc->sc_ntimers++; 728 if (sc->sc_ntimers == 1) { 729 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 730 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 731 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 732 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 733 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 734 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 735 data | ESA_CLKRUN_GEN_ENABLE); 736 } 737 738 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 739 ESA_CDATA_INSTANCE_READY, 1); 740 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 741 1); 742 mtx_leave(&audio_lock); 743 return (0); 744 } 745 746 /* Interrupt handler */ 747 748 int 749 esa_intr(void *hdl) 750 { 751 struct esa_softc *sc = hdl; 752 struct esa_voice *vc; 753 bus_space_tag_t iot = sc->sc_iot; 754 bus_space_handle_t ioh = sc->sc_ioh; 755 u_int8_t status, ctl; 756 u_int32_t pos; 757 u_int32_t diff; 758 u_int32_t play_blksize, play_bufsize; 759 u_int32_t rec_blksize, rec_bufsize; 760 int i, claimed = 0; 761 762 mtx_enter(&audio_lock); 763 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 764 if (status == 0xff) { 765 mtx_leave(&audio_lock); 766 return (0); 767 } 768 769 /* ack the interrupt */ 770 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 771 772 if (status & ESA_HV_INT_PENDING) { 773 u_int8_t event; 774 775 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 776 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 777 switch(event) { 778 case 0x99: 779 case 0xaa: 780 case 0x66: 781 case 0x88: 782 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 783 break; 784 default: 785 printf("%s: unknown hwvol event 0x%02x\n", 786 sc->sc_dev.dv_xname, event); 787 break; 788 } 789 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 790 claimed = 1; 791 } 792 793 if (status & ESA_ASSP_INT_PENDING) { 794 ctl = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_B); 795 if (!(ctl & ESA_STOP_ASSP_CLOCK)) { 796 ctl = bus_space_read_1(iot, ioh, 797 ESA_ASSP_HOST_INT_STATUS); 798 if (ctl & ESA_DSP2HOST_REQ_TIMER) { 799 bus_space_write_1(iot, ioh, 800 ESA_ASSP_HOST_INT_STATUS, 801 ESA_DSP2HOST_REQ_TIMER); 802 for (i = 0; i < ESA_NUM_VOICES; i++) { 803 vc = &sc->voice[i]; 804 if (vc->play.active) { 805 play_blksize = vc->play.blksize; 806 play_bufsize = vc->play.bufsize; 807 pos = esa_get_pointer(sc, &vc->play) 808 % play_bufsize; 809 diff = (play_bufsize + pos - vc->play.pos) 810 % play_bufsize; 811 vc->play.pos = pos; 812 vc->play.count += diff; 813 while(vc->play.count >= play_blksize) { 814 vc->play.count -= play_blksize; 815 (*vc->play.intr)(vc->play.arg); 816 } 817 } 818 if (vc->rec.active) { 819 rec_blksize = vc->rec.blksize; 820 rec_bufsize = vc->rec.bufsize; 821 pos = esa_get_pointer(sc, &vc->rec) 822 % rec_bufsize; 823 diff = (rec_bufsize + pos - vc->rec.pos) 824 % rec_bufsize; 825 vc->rec.pos = pos; 826 vc->rec.count += diff; 827 while(vc->rec.count >= rec_blksize) { 828 vc->rec.count -= rec_blksize; 829 (*vc->rec.intr)(vc->rec.arg); 830 } 831 } 832 } 833 } 834 } 835 claimed = 1; 836 } 837 mtx_leave(&audio_lock); 838 return (claimed); 839 } 840 841 int 842 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 843 struct esa_dma *p) 844 { 845 int error; 846 847 p->size = size; 848 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 849 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 850 &p->nsegs, BUS_DMA_NOWAIT); 851 if (error) 852 return (error); 853 854 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 855 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 856 if (error) 857 goto free; 858 859 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 860 BUS_DMA_NOWAIT, &p->map); 861 if (error) 862 goto unmap; 863 864 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 865 BUS_DMA_NOWAIT); 866 if (error) 867 goto destroy; 868 869 return (0); 870 871 destroy: 872 bus_dmamap_destroy(sc->sc_dmat, p->map); 873 unmap: 874 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 875 free: 876 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 877 878 return (error); 879 } 880 881 int 882 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 883 { 884 885 bus_dmamap_unload(sc->sc_dmat, p->map); 886 bus_dmamap_destroy(sc->sc_dmat, p->map); 887 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 888 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 889 890 return (0); 891 } 892 893 /* 894 * Supporting Subroutines 895 */ 896 const struct pci_matchid esa_devices[] = { 897 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ES1989 }, 898 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3 }, 899 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2 }, 900 }; 901 902 int 903 esa_match(struct device *dev, void *match, void *aux) 904 { 905 return (pci_matchbyid((struct pci_attach_args *)aux, esa_devices, 906 nitems(esa_devices))); 907 } 908 909 void 910 esa_attach(struct device *parent, struct device *self, void *aux) 911 { 912 struct esa_softc *sc = (struct esa_softc *)self; 913 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 914 pcitag_t tag = pa->pa_tag; 915 pci_chipset_tag_t pc = pa->pa_pc; 916 pci_intr_handle_t ih; 917 struct esa_card_type *card; 918 const char *intrstr; 919 int i, len; 920 921 for (card = esa_card_types; card->pci_vendor_id; card++) 922 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 923 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 924 sc->type = card->type; 925 sc->delay1 = card->delay1; 926 sc->delay2 = card->delay2; 927 break; 928 } 929 930 /* Map I/O register */ 931 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 932 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios, 0)) { 933 printf(": can't map i/o space\n"); 934 return; 935 } 936 937 /* Initialize softc */ 938 sc->sc_tag = tag; 939 sc->sc_pct = pc; 940 sc->sc_dmat = pa->pa_dmat; 941 942 /* Map and establish an interrupt */ 943 if (pci_intr_map(pa, &ih)) { 944 printf(": can't map interrupt\n"); 945 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 946 return; 947 } 948 intrstr = pci_intr_string(pc, ih); 949 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO | IPL_MPSAFE, 950 esa_intr, self, sc->sc_dev.dv_xname); 951 if (sc->sc_ih == NULL) { 952 printf(": can't establish interrupt"); 953 if (intrstr != NULL) 954 printf(" at %s", intrstr); 955 printf("\n"); 956 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 957 return; 958 } 959 printf(": %s\n", intrstr); 960 961 /* Power up chip */ 962 pci_set_powerstate(pc, tag, PCI_PMCSR_STATE_D0); 963 964 /* Init chip */ 965 if (esa_init(sc) == -1) { 966 printf("%s: esa_attach: unable to initialize the card\n", 967 sc->sc_dev.dv_xname); 968 pci_intr_disestablish(pc, sc->sc_ih); 969 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 970 return; 971 } 972 973 /* create suspend save area */ 974 len = sizeof(u_int16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 975 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 976 sc->savemem = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 977 if (sc->savemem == NULL) { 978 printf("%s: unable to allocate suspend buffer\n", 979 sc->sc_dev.dv_xname); 980 pci_intr_disestablish(pc, sc->sc_ih); 981 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 982 return; 983 } 984 985 /* 986 * Every card I've seen has had their channels swapped with respect 987 * to the mixer. Ie: 988 * $ mixerctl -w outputs.master=0,191 989 * Would result in the _right_ speaker being turned off. 990 * 991 * So, we will swap the left and right mixer channels to compensate 992 * for this. 993 */ 994 sc->codec_flags |= AC97_HOST_SWAPPED_CHANNELS; 995 sc->codec_flags |= AC97_HOST_DONT_READ; 996 997 /* Attach AC97 host interface */ 998 sc->host_if.arg = self; 999 sc->host_if.attach = esa_attach_codec; 1000 sc->host_if.read = esa_read_codec; 1001 sc->host_if.write = esa_write_codec; 1002 sc->host_if.reset = esa_reset_codec; 1003 sc->host_if.flags = esa_flags_codec; 1004 1005 if (ac97_attach(&sc->host_if) != 0) { 1006 pci_intr_disestablish(pc, sc->sc_ih); 1007 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1008 free(sc->savemem, M_DEVBUF, 0); 1009 return; 1010 } 1011 1012 /* initialize list management structures */ 1013 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1014 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1015 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1016 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1017 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1018 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1019 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1020 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1021 1022 /* initialize index maps */ 1023 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1024 sc->mixer_list.indexmap[i] = -1; 1025 sc->msrc_list.indexmap[i] = -1; 1026 sc->dma_list.indexmap[i] = -1; 1027 sc->adc1_list.indexmap[i] = -1; 1028 } 1029 for (i = 0; i < ESA_NUM_VOICES; i++) { 1030 sc->voice[i].parent = (struct device *)sc; 1031 sc->voice[i].index = i; 1032 sc->sc_audiodev[i] = 1033 audio_attach_mi(&esa_hw_if, &sc->voice[i], NULL, &sc->sc_dev); 1034 } 1035 } 1036 1037 int 1038 esa_detach(struct device *self, int flags) 1039 { 1040 struct esa_softc *sc = (struct esa_softc *)self; 1041 int i; 1042 1043 for (i = 0; i < ESA_NUM_VOICES; i++) { 1044 if (sc->sc_audiodev[i] != NULL) 1045 config_detach(sc->sc_audiodev[i], flags); 1046 } 1047 1048 if (sc->sc_ih != NULL) 1049 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1050 if (sc->sc_ios) 1051 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1052 1053 free(sc->savemem, M_DEVBUF, 0); 1054 1055 return (0); 1056 } 1057 1058 u_int16_t 1059 esa_read_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index) 1060 { 1061 u_int16_t data; 1062 bus_space_tag_t iot = sc->sc_iot; 1063 bus_space_handle_t ioh = sc->sc_ioh; 1064 1065 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1066 region & ESA_MEMTYPE_MASK); 1067 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1068 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1069 1070 return (data); 1071 } 1072 1073 void 1074 esa_write_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index, 1075 u_int16_t data) 1076 { 1077 bus_space_tag_t iot = sc->sc_iot; 1078 bus_space_handle_t ioh = sc->sc_ioh; 1079 1080 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1081 region & ESA_MEMTYPE_MASK); 1082 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1083 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1084 1085 return; 1086 } 1087 1088 int 1089 esa_init_codec(struct esa_softc *sc) 1090 { 1091 bus_space_tag_t iot = sc->sc_iot; 1092 bus_space_handle_t ioh = sc->sc_ioh; 1093 u_int32_t data; 1094 1095 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1096 1097 return ((data & 0x1) ? 0 : 1); 1098 } 1099 1100 int 1101 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1102 { 1103 struct esa_softc *sc = aux; 1104 1105 sc->codec_if = codec_if; 1106 1107 return (0); 1108 } 1109 1110 int 1111 esa_read_codec(void *aux, u_int8_t reg, u_int16_t *result) 1112 { 1113 struct esa_softc *sc = aux; 1114 bus_space_tag_t iot = sc->sc_iot; 1115 bus_space_handle_t ioh = sc->sc_ioh; 1116 1117 if (esa_wait(sc)) 1118 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1119 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1120 delay(50); 1121 if (esa_wait(sc)) 1122 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1123 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1124 1125 return (0); 1126 } 1127 1128 int 1129 esa_write_codec(void *aux, u_int8_t reg, u_int16_t data) 1130 { 1131 struct esa_softc *sc = aux; 1132 bus_space_tag_t iot = sc->sc_iot; 1133 bus_space_handle_t ioh = sc->sc_ioh; 1134 1135 if (esa_wait(sc)) { 1136 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1137 return (-1); 1138 } 1139 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1140 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1141 delay(50); 1142 1143 return (0); 1144 } 1145 1146 void 1147 esa_reset_codec(void *aux) 1148 { 1149 1150 return; 1151 } 1152 1153 enum ac97_host_flags 1154 esa_flags_codec(void *aux) 1155 { 1156 struct esa_softc *sc = aux; 1157 1158 return (sc->codec_flags); 1159 } 1160 1161 int 1162 esa_wait(struct esa_softc *sc) 1163 { 1164 int i, val; 1165 bus_space_tag_t iot = sc->sc_iot; 1166 bus_space_handle_t ioh = sc->sc_ioh; 1167 1168 for (i = 0; i < 20; i++) { 1169 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1170 if ((val & 1) == 0) 1171 return (0); 1172 delay(2); 1173 } 1174 1175 return (-1); 1176 } 1177 1178 int 1179 esa_init(struct esa_softc *sc) 1180 { 1181 struct esa_voice *vc; 1182 bus_space_tag_t iot = sc->sc_iot; 1183 bus_space_handle_t ioh = sc->sc_ioh; 1184 pcitag_t tag = sc->sc_tag; 1185 pci_chipset_tag_t pc = sc->sc_pct; 1186 u_int32_t data, i, size; 1187 u_int8_t reset_state; 1188 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1189 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1190 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 1191 &~ 255; 1192 1193 /* Disable legacy emulation */ 1194 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1195 data |= DISABLE_LEGACY; 1196 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1197 1198 esa_config(sc); 1199 1200 reset_state = esa_assp_halt(sc); 1201 1202 esa_init_codec(sc); 1203 esa_codec_reset(sc); 1204 1205 /* Zero kernel and mixer data */ 1206 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1207 for (i = 0; i < size / 2; i++) { 1208 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1209 ESA_KDATA_BASE_ADDR + i, 0); 1210 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1211 ESA_KDATA_BASE_ADDR2 + i, 0); 1212 } 1213 1214 /* Init DMA pointer */ 1215 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1216 ESA_KDATA_DMA_XFER0); 1217 1218 /* Write kernel code into memory */ 1219 size = nitems(esa_assp_kernel_image); 1220 for (i = 0; i < size; i++) 1221 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1222 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1223 1224 size = nitems(esa_assp_minisrc_image); 1225 for (i = 0; i < size; i++) 1226 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1227 esa_assp_minisrc_image[i]); 1228 1229 /* Write the coefficients for the low pass filter */ 1230 size = nitems(esa_minisrc_lpf_image); 1231 for (i = 0; i < size; i++) 1232 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1233 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1234 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1235 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1236 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1237 /* Init the mixer number */ 1238 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1239 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1240 /* Extreme kernel master volume */ 1241 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1242 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1243 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1244 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1245 1246 if (esa_amp_enable(sc)) 1247 return (-1); 1248 1249 /* Zero entire DAC/ADC area */ 1250 for (i = 0x1100; i < 0x1c00; i++) 1251 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1252 1253 /* set some sane defaults */ 1254 for (i = 0; i < ESA_NUM_VOICES; i++) { 1255 vc = &sc->voice[i]; 1256 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1257 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1258 } 1259 1260 esa_enable_interrupts(sc); 1261 1262 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1263 reset_state | ESA_REGB_ENABLE_RESET); 1264 1265 return (0); 1266 } 1267 1268 void 1269 esa_config(struct esa_softc *sc) 1270 { 1271 bus_space_tag_t iot = sc->sc_iot; 1272 bus_space_handle_t ioh = sc->sc_ioh; 1273 pcitag_t tag = sc->sc_tag; 1274 pci_chipset_tag_t pc = sc->sc_pct; 1275 u_int32_t data; 1276 1277 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1278 data &= ESA_REDUCED_DEBOUNCE; 1279 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1280 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1281 1282 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1283 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1284 data &= ~ESA_INT_CLK_SELECT; 1285 if (sc->type == ESS_MAESTRO3) { 1286 data &= ~ESA_INT_CLK_MULT_ENABLE; 1287 data |= ESA_INT_CLK_SRC_NOT_PCI; 1288 } 1289 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1290 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1291 1292 if (sc->type == ESS_ALLEGRO1) { 1293 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1294 data |= ESA_IN_CLK_12MHZ_SELECT; 1295 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1296 } 1297 1298 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1299 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1300 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1301 data |= ESA_ASSP_0_WS_ENABLE; 1302 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1303 1304 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1305 1306 return; 1307 } 1308 1309 u_int8_t 1310 esa_assp_halt(struct esa_softc *sc) 1311 { 1312 bus_space_tag_t iot = sc->sc_iot; 1313 bus_space_handle_t ioh = sc->sc_ioh; 1314 u_int8_t data, reset_state; 1315 1316 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1317 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1318 delay(10000); /* XXX use tsleep */ 1319 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1320 reset_state & ~ESA_REGB_ENABLE_RESET); 1321 delay(10000); /* XXX use tsleep */ 1322 1323 return (reset_state); 1324 } 1325 1326 void 1327 esa_codec_reset(struct esa_softc *sc) 1328 { 1329 bus_space_tag_t iot = sc->sc_iot; 1330 bus_space_handle_t ioh = sc->sc_ioh; 1331 u_int16_t data, dir; 1332 int retry = 0; 1333 1334 do { 1335 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1336 dir = data | 0x10; /* assuming pci bus master? */ 1337 1338 /* remote codec config */ 1339 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1340 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1341 data & ~ESA_SECOND_CODEC_ID_MASK); 1342 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1343 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1344 data & ~ESA_COMMAND_ADDR_OUT); 1345 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1346 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1347 data & ~ESA_STATUS_ADDR_IN); 1348 1349 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1350 ESA_IO_SRAM_ENABLE); 1351 delay(20); 1352 1353 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1354 dir & ~ESA_GPO_PRIMARY_AC97); 1355 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1356 ~ESA_GPO_PRIMARY_AC97); 1357 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1358 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1359 dir | ESA_GPO_PRIMARY_AC97); 1360 delay(sc->delay1 * 1000); 1361 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1362 ESA_GPO_PRIMARY_AC97); 1363 delay(5); 1364 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1365 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1366 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1367 delay(sc->delay2 * 1000); 1368 1369 esa_read_codec(sc, 0x7c, &data); 1370 if ((data == 0) || (data == 0xffff)) { 1371 retry++; 1372 if (retry > 3) { 1373 printf("%s: esa_codec_reset: failed\n", 1374 sc->sc_dev.dv_xname); 1375 break; 1376 } 1377 printf("%s: esa_codec_reset: retrying\n", 1378 sc->sc_dev.dv_xname); 1379 } else 1380 retry = 0; 1381 } while (retry); 1382 1383 return; 1384 } 1385 1386 int 1387 esa_amp_enable(struct esa_softc *sc) 1388 { 1389 bus_space_tag_t iot = sc->sc_iot; 1390 bus_space_handle_t ioh = sc->sc_ioh; 1391 u_int32_t gpo, polarity_port, polarity; 1392 u_int16_t data; 1393 1394 switch (sc->type) { 1395 case ESS_ALLEGRO1: 1396 polarity_port = 0x1800; 1397 break; 1398 case ESS_MAESTRO3: 1399 polarity_port = 0x1100; 1400 break; 1401 default: 1402 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1403 sc->sc_dev.dv_xname); 1404 return (1); 1405 } 1406 1407 gpo = (polarity_port >> 8) & 0x0f; 1408 polarity = polarity_port >> 12; 1409 polarity = !polarity; /* Enable */ 1410 polarity = polarity << gpo; 1411 gpo = 1 << gpo; 1412 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1413 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1414 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1415 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1416 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1417 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1418 1419 return (0); 1420 } 1421 1422 void 1423 esa_enable_interrupts(struct esa_softc *sc) 1424 { 1425 bus_space_tag_t iot = sc->sc_iot; 1426 bus_space_handle_t ioh = sc->sc_ioh; 1427 u_int8_t data; 1428 1429 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1430 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1431 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1432 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1433 data | ESA_ASSP_HOST_INT_ENABLE); 1434 } 1435 1436 /* 1437 * List management 1438 */ 1439 int 1440 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1441 u_int16_t val, int index) 1442 { 1443 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1444 1445 el->indexmap[index] = el->currlen; 1446 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1447 el->mem_addr + el->currlen, 1448 val); 1449 1450 return (el->currlen++); 1451 } 1452 1453 void 1454 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1455 { 1456 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1457 u_int16_t val; 1458 int lastindex = el->currlen - 1; 1459 int vindex = el->indexmap[index]; 1460 int i; 1461 1462 /* reset our virtual index */ 1463 el->indexmap[index] = -1; 1464 1465 if (vindex != lastindex) { 1466 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1467 el->mem_addr + lastindex); 1468 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1469 el->mem_addr + vindex, 1470 val); 1471 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1472 if (el->indexmap[i] == lastindex) 1473 break; 1474 if (i >= ESA_NUM_VOICES * 2) 1475 printf("%s: esa_remove_list: invalid task index\n", 1476 sc->sc_dev.dv_xname); 1477 else 1478 el->indexmap[i] = vindex; 1479 } 1480 1481 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1482 el->mem_addr + lastindex, 0); 1483 el->currlen--; 1484 1485 return; 1486 } 1487 1488 int 1489 esa_activate(struct device *self, int act) 1490 { 1491 struct esa_softc *sc = (struct esa_softc *)self; 1492 int rv; 1493 1494 switch (act) { 1495 case DVACT_SUSPEND: 1496 rv = config_activate_children(self, act); 1497 esa_suspend(sc); 1498 break; 1499 case DVACT_RESUME: 1500 esa_resume(sc); 1501 rv = config_activate_children(self, act); 1502 break; 1503 default: 1504 rv = config_activate_children(self, act); 1505 break; 1506 } 1507 return rv; 1508 } 1509 1510 void 1511 esa_suspend(struct esa_softc *sc) 1512 { 1513 bus_space_tag_t iot = sc->sc_iot; 1514 bus_space_handle_t ioh = sc->sc_ioh; 1515 int i, index; 1516 1517 index = 0; 1518 1519 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1520 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1521 1522 esa_assp_halt(sc); 1523 1524 /* Save ASSP state */ 1525 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1526 i++) 1527 sc->savemem[index++] = esa_read_assp(sc, 1528 ESA_MEMTYPE_INTERNAL_CODE, i); 1529 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1530 i++) 1531 sc->savemem[index++] = esa_read_assp(sc, 1532 ESA_MEMTYPE_INTERNAL_DATA, i); 1533 } 1534 1535 void 1536 esa_resume(struct esa_softc *sc) 1537 { 1538 bus_space_tag_t iot = sc->sc_iot; 1539 bus_space_handle_t ioh = sc->sc_ioh; 1540 int i, index; 1541 u_int8_t reset_state; 1542 1543 index = 0; 1544 1545 esa_config(sc); 1546 1547 reset_state = esa_assp_halt(sc); 1548 1549 esa_codec_reset(sc); 1550 1551 /* restore ASSP */ 1552 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1553 i++) 1554 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1555 sc->savemem[index++]); 1556 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1557 i++) 1558 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1559 sc->savemem[index++]); 1560 1561 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1562 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1563 reset_state | ESA_REGB_ENABLE_RESET); 1564 1565 esa_enable_interrupts(sc); 1566 esa_amp_enable(sc); 1567 } 1568 1569 u_int32_t 1570 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1571 { 1572 u_int16_t hi = 0, lo = 0; 1573 u_int32_t addr; 1574 int data_offset = ch->data_offset; 1575 1576 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1577 ESA_CDATA_HOST_SRC_CURRENTH); 1578 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1579 ESA_CDATA_HOST_SRC_CURRENTL); 1580 1581 addr = lo | ((u_int32_t)hi << 16); 1582 return (addr - ch->start); 1583 } 1584