1 /* $OpenBSD: esa.c,v 1.42 2023/09/11 08:41:26 mvs 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/conf.h> 52 #include <sys/exec.h> 53 #include <sys/audioio.h> 54 55 #include <machine/bus.h> 56 #include <machine/intr.h> 57 58 #include <dev/pci/pcidevs.h> 59 #include <dev/pci/pcivar.h> 60 61 #include <dev/audio_if.h> 62 #include <dev/ic/ac97.h> 63 64 #include <dev/pci/esareg.h> 65 #include <dev/pci/esavar.h> 66 #include <dev/microcode/esa/esadsp.h> 67 68 #define PCI_CBIO 0x10 69 70 #define ESA_DAC_DATA 0x1100 71 72 enum { 73 ESS_ALLEGRO1, 74 ESS_MAESTRO3 75 }; 76 77 static struct esa_card_type { 78 u_int16_t pci_vendor_id; 79 u_int16_t pci_product_id; 80 int type; 81 int delay1, delay2; 82 } esa_card_types[] = { 83 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ES1989, 84 ESS_ALLEGRO1, 50, 800 }, 85 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 86 ESS_MAESTRO3, 20, 500 }, 87 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 88 ESS_MAESTRO3, 20, 500 }, 89 { 0, 0, 0, 0, 0 } 90 }; 91 92 int esa_match(struct device *, void *, void *); 93 void esa_attach(struct device *, struct device *, void *); 94 int esa_detach(struct device *, int); 95 int esa_activate(struct device *, int); 96 97 /* audio(9) functions */ 98 int esa_open(void *, int); 99 void esa_close(void *); 100 int esa_set_params(void *, int, int, struct audio_params *, 101 struct audio_params *); 102 int esa_round_blocksize(void *, int); 103 int esa_commit_settings(void *); 104 int esa_halt_output(void *); 105 int esa_halt_input(void *); 106 int esa_set_port(void *, mixer_ctrl_t *); 107 int esa_get_port(void *, mixer_ctrl_t *); 108 int esa_query_devinfo(void *, mixer_devinfo_t *); 109 void * esa_malloc(void *, int, size_t, int, int); 110 void esa_free(void *, void *, int); 111 size_t esa_round_buffersize(void *, int, size_t); 112 int esa_trigger_output(void *, void *, void *, int, 113 void (*)(void *), void *, 114 struct audio_params *); 115 int esa_trigger_input(void *, void *, void *, int, 116 void (*)(void *), void *, 117 struct audio_params *); 118 119 int esa_intr(void *); 120 int esa_allocmem(struct esa_softc *, size_t, size_t, 121 struct esa_dma *); 122 int esa_freemem(struct esa_softc *, struct esa_dma *); 123 124 /* Supporting subroutines */ 125 u_int16_t esa_read_assp(struct esa_softc *, u_int16_t, u_int16_t); 126 void esa_write_assp(struct esa_softc *, u_int16_t, u_int16_t, 127 u_int16_t); 128 int esa_init_codec(struct esa_softc *); 129 int esa_attach_codec(void *, struct ac97_codec_if *); 130 int esa_read_codec(void *, u_int8_t, u_int16_t *); 131 int esa_write_codec(void *, u_int8_t, u_int16_t); 132 void esa_reset_codec(void *); 133 enum ac97_host_flags esa_flags_codec(void *); 134 int esa_wait(struct esa_softc *); 135 int esa_init(struct esa_softc *); 136 void esa_config(struct esa_softc *); 137 u_int8_t esa_assp_halt(struct esa_softc *); 138 void esa_codec_reset(struct esa_softc *); 139 int esa_amp_enable(struct esa_softc *); 140 void esa_enable_interrupts(struct esa_softc *); 141 u_int32_t esa_get_pointer(struct esa_softc *, struct esa_channel *); 142 143 /* list management */ 144 int esa_add_list(struct esa_voice *, struct esa_list *, u_int16_t, 145 int); 146 void esa_remove_list(struct esa_voice *, struct esa_list *, int); 147 148 /* power management */ 149 void esa_suspend(struct esa_softc *); 150 void esa_resume(struct esa_softc *); 151 152 const struct audio_hw_if esa_hw_if = { 153 .open = esa_open, 154 .close = esa_close, 155 .set_params = esa_set_params, 156 .round_blocksize = esa_round_blocksize, 157 .commit_settings = esa_commit_settings, 158 .halt_output = esa_halt_output, 159 .halt_input = esa_halt_input, 160 .set_port = esa_set_port, 161 .get_port = esa_get_port, 162 .query_devinfo = esa_query_devinfo, 163 .allocm = esa_malloc, 164 .freem = esa_free, 165 .round_buffersize = esa_round_buffersize, 166 .trigger_output = esa_trigger_output, 167 .trigger_input = esa_trigger_input, 168 }; 169 170 struct cfdriver esa_cd = { 171 NULL, "esa", DV_DULL 172 }; 173 174 const struct cfattach esa_ca = { 175 sizeof(struct esa_softc), esa_match, esa_attach, 176 esa_detach, esa_activate 177 }; 178 179 /* 180 * audio(9) functions 181 */ 182 183 int 184 esa_open(void *hdl, int flags) 185 { 186 187 return (0); 188 } 189 190 void 191 esa_close(void *hdl) 192 { 193 194 return; 195 } 196 197 int 198 esa_set_params(void *hdl, int setmode, int usemode, struct audio_params *play, 199 struct audio_params *rec) 200 { 201 struct esa_voice *vc = hdl; 202 struct esa_channel *ch; 203 struct audio_params *p; 204 int mode; 205 206 for (mode = AUMODE_RECORD; mode != -1; 207 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 208 if ((setmode & mode) == 0) 209 continue; 210 211 switch (mode) { 212 case AUMODE_PLAY: 213 p = play; 214 ch = &vc->play; 215 break; 216 case AUMODE_RECORD: 217 p = rec; 218 ch = &vc->rec; 219 break; 220 } 221 222 if (p->sample_rate < ESA_MINRATE) 223 p->sample_rate = ESA_MINRATE; 224 if (p->sample_rate > ESA_MAXRATE) 225 p->sample_rate = ESA_MAXRATE; 226 if (p->precision > 16) 227 p->precision = 16; 228 if (p->channels > 2) 229 p->channels = 2; 230 231 switch(p->encoding) { 232 case AUDIO_ENCODING_SLINEAR_LE: 233 if (p->precision != 16) 234 return EINVAL; 235 break; 236 case AUDIO_ENCODING_ULINEAR_LE: 237 case AUDIO_ENCODING_ULINEAR_BE: 238 if (p->precision != 8) 239 return EINVAL; 240 break; 241 default: 242 return (EINVAL); 243 } 244 p->bps = AUDIO_BPS(p->precision); 245 p->msb = 1; 246 247 ch->mode = *p; 248 } 249 250 return (0); 251 } 252 253 int 254 esa_commit_settings(void *hdl) 255 { 256 struct esa_voice *vc = hdl; 257 struct esa_softc *sc = (struct esa_softc *)vc->parent; 258 struct audio_params *p = &vc->play.mode; 259 struct audio_params *r = &vc->rec.mode; 260 u_int32_t data; 261 u_int32_t freq; 262 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 263 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 264 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 265 &~ 255; 266 267 /* playback */ 268 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * vc->index); 269 if (p->channels == 1) 270 data = 1; 271 else 272 data = 0; 273 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 274 vc->play.data_offset + ESA_SRC3_MODE_OFFSET, 275 data); 276 if (p->precision == 8) 277 data = 1; 278 else 279 data = 0; 280 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 281 vc->play.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 282 data); 283 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 284 freq--; 285 } 286 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 287 vc->play.data_offset + ESA_CDATA_FREQUENCY, freq); 288 289 /* recording */ 290 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * vc->index) + 291 (data_bytes / 2); 292 if (r->channels == 1) 293 data = 1; 294 else 295 data = 0; 296 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 297 vc->rec.data_offset + ESA_SRC3_MODE_OFFSET, 298 data); 299 if (r->precision == 8) 300 data = 1; 301 else 302 data = 0; 303 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 304 vc->rec.data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 305 data); 306 if ((freq = ((r->sample_rate << 15) + 24000) / 48000) != 0) { 307 freq--; 308 } 309 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 310 vc->rec.data_offset + ESA_CDATA_FREQUENCY, freq); 311 312 return (0); 313 }; 314 315 int 316 esa_round_blocksize(void *hdl, int bs) 317 { 318 struct esa_voice *vc = hdl; 319 320 /* 321 * Surely there has to be a better solution... 322 */ 323 vc->play.blksize = vc->rec.blksize = 4096; 324 325 return (vc->play.blksize); 326 } 327 328 int 329 esa_halt_output(void *hdl) 330 { 331 struct esa_voice *vc = hdl; 332 struct esa_softc *sc = (struct esa_softc *)vc->parent; 333 bus_space_tag_t iot = sc->sc_iot; 334 bus_space_handle_t ioh = sc->sc_ioh; 335 u_int16_t data; 336 337 if (vc->play.active == 0) 338 return (0); 339 340 mtx_enter(&audio_lock); 341 vc->play.active = 0; 342 343 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 344 ESA_CDATA_INSTANCE_READY + vc->play.data_offset, 0); 345 346 sc->sc_ntimers--; 347 if (sc->sc_ntimers == 0) { 348 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 349 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 350 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 351 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 352 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 353 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 354 data & ~ESA_CLKRUN_GEN_ENABLE); 355 } 356 357 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 358 ESA_KDATA_MIXER_TASK_NUMBER, 359 sc->mixer_list.indexmap[vc->index]); 360 /* remove ourselves from the packed lists */ 361 esa_remove_list(vc, &sc->mixer_list, vc->index); 362 esa_remove_list(vc, &sc->dma_list, vc->index); 363 esa_remove_list(vc, &sc->msrc_list, vc->index); 364 mtx_leave(&audio_lock); 365 return (0); 366 } 367 368 int 369 esa_halt_input(void *hdl) 370 { 371 struct esa_voice *vc = hdl; 372 struct esa_softc *sc = (struct esa_softc *)vc->parent; 373 bus_space_tag_t iot = sc->sc_iot; 374 bus_space_handle_t ioh = sc->sc_ioh; 375 u_int32_t data; 376 377 if (vc->rec.active == 0) 378 return (0); 379 380 mtx_enter(&audio_lock); 381 vc->rec.active = 0; 382 383 sc->sc_ntimers--; 384 if (sc->sc_ntimers == 0) { 385 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 386 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 387 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 388 ESA_KDATA_TIMER_COUNT_CURRENT, 0); 389 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 390 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 391 data & ~ESA_CLKRUN_GEN_ENABLE); 392 } 393 394 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, vc->rec.data_offset + 395 ESA_CDATA_INSTANCE_READY, 0); 396 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 397 0); 398 399 /* remove ourselves from the packed lists */ 400 esa_remove_list(vc, &sc->adc1_list, vc->index + ESA_NUM_VOICES); 401 esa_remove_list(vc, &sc->dma_list, vc->index + ESA_NUM_VOICES); 402 esa_remove_list(vc, &sc->msrc_list, vc->index + ESA_NUM_VOICES); 403 mtx_leave(&audio_lock); 404 return (0); 405 } 406 407 void * 408 esa_malloc(void *hdl, int direction, size_t size, int type, int flags) 409 { 410 struct esa_voice *vc = hdl; 411 struct esa_softc *sc = (struct esa_softc *)vc->parent; 412 struct esa_dma *p; 413 int error; 414 415 p = malloc(sizeof(*p), type, flags); 416 if (!p) 417 return (0); 418 error = esa_allocmem(sc, size, 16, p); 419 if (error) { 420 free(p, type, 0); 421 printf("%s: esa_malloc: not enough memory\n", 422 sc->sc_dev.dv_xname); 423 return (0); 424 } 425 p->next = vc->dma; 426 vc->dma = p; 427 428 return (KERNADDR(p)); 429 } 430 431 void 432 esa_free(void *hdl, void *addr, int type) 433 { 434 struct esa_voice *vc = hdl; 435 struct esa_softc *sc = (struct esa_softc *)vc->parent; 436 struct esa_dma *p; 437 struct esa_dma **pp; 438 439 for (pp = &vc->dma; (p = *pp) != NULL; pp = &p->next) 440 if (KERNADDR(p) == addr) { 441 esa_freemem(sc, p); 442 *pp = p->next; 443 free(p, type, 0); 444 return; 445 } 446 } 447 448 int 449 esa_set_port(void *hdl, mixer_ctrl_t *mc) 450 { 451 struct esa_voice *vc = hdl; 452 struct esa_softc *sc = (struct esa_softc *)vc->parent; 453 454 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc)); 455 } 456 457 int 458 esa_get_port(void *hdl, mixer_ctrl_t *mc) 459 { 460 struct esa_voice *vc = hdl; 461 struct esa_softc *sc = (struct esa_softc *)vc->parent; 462 463 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc)); 464 } 465 466 int 467 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 468 { 469 struct esa_voice *vc = hdl; 470 struct esa_softc *sc = (struct esa_softc *)vc->parent; 471 472 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, di)); 473 } 474 475 size_t 476 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 477 { 478 struct esa_voice *vc = hdl; 479 480 /* 481 * We must be able to do better than this... 482 */ 483 vc->play.bufsize = vc->rec.bufsize = 65536; 484 485 return (vc->play.bufsize); 486 } 487 488 int 489 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 490 void (*intr)(void *), void *intrarg, 491 struct audio_params *param) 492 { 493 struct esa_voice *vc = hdl; 494 struct esa_softc *sc = (struct esa_softc *)vc->parent; 495 struct esa_dma *p; 496 bus_space_tag_t iot = sc->sc_iot; 497 bus_space_handle_t ioh = sc->sc_ioh; 498 u_int32_t data; 499 u_int32_t bufaddr; 500 u_int32_t i; 501 size_t size; 502 503 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 504 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 505 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 506 &~ 255; 507 int dac_data = ESA_DAC_DATA + (data_bytes * vc->index); 508 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 509 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 510 int dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 511 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 512 513 if (vc->play.active) 514 return (EINVAL); 515 516 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 517 ; 518 if (!p) { 519 printf("%s: esa_trigger_output: bad addr %p\n", 520 sc->sc_dev.dv_xname, start); 521 return (EINVAL); 522 } 523 524 vc->play.active = 1; 525 vc->play.intr = intr; 526 vc->play.arg = intrarg; 527 vc->play.pos = 0; 528 vc->play.count = 0; 529 vc->play.buf = start; 530 size = (size_t)(((caddr_t)end - (caddr_t)start)); 531 bufaddr = DMAADDR(p); 532 vc->play.start = bufaddr; 533 534 #define LO(x) ((x) & 0x0000ffff) 535 #define HI(x) ((x) >> 16) 536 537 mtx_enter(&audio_lock); 538 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 539 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 540 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 541 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 542 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 543 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 544 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 545 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 546 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 547 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 548 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 549 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 550 551 /* DSP buffers */ 552 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 553 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 554 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 555 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 556 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 557 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 558 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 559 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 560 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 561 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 562 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 563 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 564 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 565 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 566 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 567 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 568 569 /* Some per-client initializers */ 570 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 571 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 572 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 573 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 574 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 575 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 576 ESA_SRC3_DIRECTION_OFFSET + 22, 577 vc->play.mode.sample_rate > 45000 ? 0xff : 0); 578 /* Tell it which way DMA is going */ 579 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 580 ESA_CDATA_DMA_CONTROL, 581 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 582 ESA_DMAC_BLOCKF_SELECTOR); 583 584 /* Set an armload of static initializers */ 585 for (i = 0; i < nitems(esa_playvals); i++) 586 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 587 esa_playvals[i].addr, esa_playvals[i].val); 588 589 /* Put us in the packed task lists */ 590 esa_add_list(vc, &sc->msrc_list, dac_data >> ESA_DP_SHIFT_COUNT, 591 vc->index); 592 esa_add_list(vc, &sc->dma_list, dac_data >> ESA_DP_SHIFT_COUNT, 593 vc->index); 594 esa_add_list(vc, &sc->mixer_list, dac_data >> ESA_DP_SHIFT_COUNT, 595 vc->index); 596 #undef LO 597 #undef HI 598 599 sc->sc_ntimers++; 600 601 if (sc->sc_ntimers == 1) { 602 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 603 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 604 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 605 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 606 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 607 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 608 data | ESA_CLKRUN_GEN_ENABLE); 609 } 610 611 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 612 ESA_CDATA_INSTANCE_READY, 1); 613 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 614 ESA_KDATA_MIXER_TASK_NUMBER, 615 sc->mixer_list.indexmap[vc->index]); 616 mtx_leave(&audio_lock); 617 return (0); 618 } 619 620 int 621 esa_trigger_input(void *hdl, void *start, void *end, int blksize, 622 void (*intr)(void *), void *intrarg, 623 struct audio_params *param) 624 { 625 struct esa_voice *vc = hdl; 626 struct esa_softc *sc = (struct esa_softc *)vc->parent; 627 struct esa_dma *p; 628 bus_space_tag_t iot = sc->sc_iot; 629 bus_space_handle_t ioh = sc->sc_ioh; 630 u_int32_t data; 631 u_int32_t bufaddr; 632 u_int32_t i; 633 size_t size; 634 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 635 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 636 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 637 &~ 255; 638 int adc_data = ESA_DAC_DATA + (data_bytes * vc->index) + 639 (data_bytes / 2); 640 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 641 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 642 int dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 643 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 644 vc->rec.data_offset = adc_data; 645 646 /* We only support 1 recording channel */ 647 if (vc->index > 0) 648 return (ENODEV); 649 650 if (vc->rec.active) 651 return (EINVAL); 652 653 for (p = vc->dma; p && KERNADDR(p) != start; p = p->next) 654 ; 655 if (!p) { 656 printf("%s: esa_trigger_input: bad addr %p\n", 657 sc->sc_dev.dv_xname, start); 658 return (EINVAL); 659 } 660 661 vc->rec.active = 1; 662 vc->rec.intr = intr; 663 vc->rec.arg = intrarg; 664 vc->rec.pos = 0; 665 vc->rec.count = 0; 666 vc->rec.buf = start; 667 size = (size_t)(((caddr_t)end - (caddr_t)start)); 668 bufaddr = DMAADDR(p); 669 vc->rec.start = bufaddr; 670 671 #define LO(x) ((x) & 0x0000ffff) 672 #define HI(x) ((x) >> 16) 673 mtx_enter(&audio_lock); 674 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 675 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 676 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 677 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 678 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 679 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 680 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 681 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 682 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 683 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 684 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 685 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 686 687 /* DSP buffers */ 688 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 689 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 690 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 691 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 692 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 693 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 694 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 695 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 696 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 697 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 698 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 699 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 700 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 701 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 702 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 703 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 704 705 /* Some per-client initializers */ 706 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 707 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 708 /* Tell it which way DMA is going */ 709 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 710 ESA_CDATA_DMA_CONTROL, 711 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 712 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 713 714 /* Set an armload of static initializers */ 715 for (i = 0; i < nitems(esa_recvals); i++) 716 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 717 esa_recvals[i].addr, esa_recvals[i].val); 718 719 /* Put us in the packed task lists */ 720 esa_add_list(vc, &sc->adc1_list, adc_data >> ESA_DP_SHIFT_COUNT, 721 vc->index + ESA_NUM_VOICES); 722 esa_add_list(vc, &sc->msrc_list, adc_data >> ESA_DP_SHIFT_COUNT, 723 vc->index + ESA_NUM_VOICES); 724 esa_add_list(vc, &sc->dma_list, adc_data >> ESA_DP_SHIFT_COUNT, 725 vc->index + ESA_NUM_VOICES); 726 #undef LO 727 #undef HI 728 729 sc->sc_ntimers++; 730 if (sc->sc_ntimers == 1) { 731 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 732 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 733 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 734 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 735 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 736 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 737 data | ESA_CLKRUN_GEN_ENABLE); 738 } 739 740 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 741 ESA_CDATA_INSTANCE_READY, 1); 742 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 743 1); 744 mtx_leave(&audio_lock); 745 return (0); 746 } 747 748 /* Interrupt handler */ 749 750 int 751 esa_intr(void *hdl) 752 { 753 struct esa_softc *sc = hdl; 754 struct esa_voice *vc; 755 bus_space_tag_t iot = sc->sc_iot; 756 bus_space_handle_t ioh = sc->sc_ioh; 757 u_int8_t status, ctl; 758 u_int32_t pos; 759 u_int32_t diff; 760 u_int32_t play_blksize, play_bufsize; 761 u_int32_t rec_blksize, rec_bufsize; 762 int i, claimed = 0; 763 764 mtx_enter(&audio_lock); 765 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 766 if (status == 0xff) { 767 mtx_leave(&audio_lock); 768 return (0); 769 } 770 771 /* ack the interrupt */ 772 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, status); 773 774 if (status & ESA_HV_INT_PENDING) { 775 u_int8_t event; 776 777 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 778 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 779 switch(event) { 780 case 0x99: 781 case 0xaa: 782 case 0x66: 783 case 0x88: 784 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 785 break; 786 default: 787 printf("%s: unknown hwvol event 0x%02x\n", 788 sc->sc_dev.dv_xname, event); 789 break; 790 } 791 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 792 claimed = 1; 793 } 794 795 if (status & ESA_ASSP_INT_PENDING) { 796 ctl = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_B); 797 if (!(ctl & ESA_STOP_ASSP_CLOCK)) { 798 ctl = bus_space_read_1(iot, ioh, 799 ESA_ASSP_HOST_INT_STATUS); 800 if (ctl & ESA_DSP2HOST_REQ_TIMER) { 801 bus_space_write_1(iot, ioh, 802 ESA_ASSP_HOST_INT_STATUS, 803 ESA_DSP2HOST_REQ_TIMER); 804 for (i = 0; i < ESA_NUM_VOICES; i++) { 805 vc = &sc->voice[i]; 806 if (vc->play.active) { 807 play_blksize = vc->play.blksize; 808 play_bufsize = vc->play.bufsize; 809 pos = esa_get_pointer(sc, &vc->play) 810 % play_bufsize; 811 diff = (play_bufsize + pos - vc->play.pos) 812 % play_bufsize; 813 vc->play.pos = pos; 814 vc->play.count += diff; 815 while(vc->play.count >= play_blksize) { 816 vc->play.count -= play_blksize; 817 (*vc->play.intr)(vc->play.arg); 818 } 819 } 820 if (vc->rec.active) { 821 rec_blksize = vc->rec.blksize; 822 rec_bufsize = vc->rec.bufsize; 823 pos = esa_get_pointer(sc, &vc->rec) 824 % rec_bufsize; 825 diff = (rec_bufsize + pos - vc->rec.pos) 826 % rec_bufsize; 827 vc->rec.pos = pos; 828 vc->rec.count += diff; 829 while(vc->rec.count >= rec_blksize) { 830 vc->rec.count -= rec_blksize; 831 (*vc->rec.intr)(vc->rec.arg); 832 } 833 } 834 } 835 } 836 } 837 claimed = 1; 838 } 839 mtx_leave(&audio_lock); 840 return (claimed); 841 } 842 843 int 844 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 845 struct esa_dma *p) 846 { 847 int error; 848 849 p->size = size; 850 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 851 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 852 &p->nsegs, BUS_DMA_NOWAIT); 853 if (error) 854 return (error); 855 856 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 857 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 858 if (error) 859 goto free; 860 861 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 862 BUS_DMA_NOWAIT, &p->map); 863 if (error) 864 goto unmap; 865 866 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 867 BUS_DMA_NOWAIT); 868 if (error) 869 goto destroy; 870 871 return (0); 872 873 destroy: 874 bus_dmamap_destroy(sc->sc_dmat, p->map); 875 unmap: 876 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 877 free: 878 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 879 880 return (error); 881 } 882 883 int 884 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 885 { 886 887 bus_dmamap_unload(sc->sc_dmat, p->map); 888 bus_dmamap_destroy(sc->sc_dmat, p->map); 889 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 890 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 891 892 return (0); 893 } 894 895 /* 896 * Supporting Subroutines 897 */ 898 const struct pci_matchid esa_devices[] = { 899 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ES1989 }, 900 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3 }, 901 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2 }, 902 }; 903 904 int 905 esa_match(struct device *dev, void *match, void *aux) 906 { 907 return (pci_matchbyid((struct pci_attach_args *)aux, esa_devices, 908 nitems(esa_devices))); 909 } 910 911 void 912 esa_attach(struct device *parent, struct device *self, void *aux) 913 { 914 struct esa_softc *sc = (struct esa_softc *)self; 915 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 916 pcitag_t tag = pa->pa_tag; 917 pci_chipset_tag_t pc = pa->pa_pc; 918 pci_intr_handle_t ih; 919 struct esa_card_type *card; 920 const char *intrstr; 921 int i, len; 922 923 for (card = esa_card_types; card->pci_vendor_id; card++) 924 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 925 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 926 sc->type = card->type; 927 sc->delay1 = card->delay1; 928 sc->delay2 = card->delay2; 929 break; 930 } 931 932 /* Map I/O register */ 933 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 934 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios, 0)) { 935 printf(": can't map i/o space\n"); 936 return; 937 } 938 939 /* Initialize softc */ 940 sc->sc_tag = tag; 941 sc->sc_pct = pc; 942 sc->sc_dmat = pa->pa_dmat; 943 944 /* Map and establish an interrupt */ 945 if (pci_intr_map(pa, &ih)) { 946 printf(": can't map interrupt\n"); 947 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 948 return; 949 } 950 intrstr = pci_intr_string(pc, ih); 951 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO | IPL_MPSAFE, 952 esa_intr, self, sc->sc_dev.dv_xname); 953 if (sc->sc_ih == NULL) { 954 printf(": can't establish interrupt"); 955 if (intrstr != NULL) 956 printf(" at %s", intrstr); 957 printf("\n"); 958 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 959 return; 960 } 961 printf(": %s\n", intrstr); 962 963 /* Power up chip */ 964 pci_set_powerstate(pc, tag, PCI_PMCSR_STATE_D0); 965 966 /* Init chip */ 967 if (esa_init(sc) == -1) { 968 printf("%s: esa_attach: unable to initialize the card\n", 969 sc->sc_dev.dv_xname); 970 pci_intr_disestablish(pc, sc->sc_ih); 971 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 972 return; 973 } 974 975 /* create suspend save area */ 976 len = sizeof(u_int16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 977 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 978 sc->savemem = malloc(len, M_DEVBUF, M_NOWAIT | M_ZERO); 979 if (sc->savemem == NULL) { 980 printf("%s: unable to allocate suspend buffer\n", 981 sc->sc_dev.dv_xname); 982 pci_intr_disestablish(pc, sc->sc_ih); 983 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 984 return; 985 } 986 987 /* 988 * Every card I've seen has had their channels swapped with respect 989 * to the mixer. Ie: 990 * $ mixerctl -w outputs.master=0,191 991 * Would result in the _right_ speaker being turned off. 992 * 993 * So, we will swap the left and right mixer channels to compensate 994 * for this. 995 */ 996 sc->codec_flags |= AC97_HOST_SWAPPED_CHANNELS; 997 sc->codec_flags |= AC97_HOST_DONT_READ; 998 999 /* Attach AC97 host interface */ 1000 sc->host_if.arg = self; 1001 sc->host_if.attach = esa_attach_codec; 1002 sc->host_if.read = esa_read_codec; 1003 sc->host_if.write = esa_write_codec; 1004 sc->host_if.reset = esa_reset_codec; 1005 sc->host_if.flags = esa_flags_codec; 1006 1007 if (ac97_attach(&sc->host_if) != 0) { 1008 pci_intr_disestablish(pc, sc->sc_ih); 1009 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1010 free(sc->savemem, M_DEVBUF, 0); 1011 return; 1012 } 1013 1014 /* initialize list management structures */ 1015 sc->mixer_list.mem_addr = ESA_KDATA_MIXER_XFER0; 1016 sc->mixer_list.max = ESA_MAX_VIRTUAL_MIXER_CHANNELS; 1017 sc->adc1_list.mem_addr = ESA_KDATA_ADC1_XFER0; 1018 sc->adc1_list.max = ESA_MAX_VIRTUAL_ADC1_CHANNELS; 1019 sc->dma_list.mem_addr = ESA_KDATA_DMA_XFER0; 1020 sc->dma_list.max = ESA_MAX_VIRTUAL_DMA_CHANNELS; 1021 sc->msrc_list.mem_addr = ESA_KDATA_INSTANCE0_MINISRC; 1022 sc->msrc_list.max = ESA_MAX_INSTANCE_MINISRC; 1023 1024 /* initialize index maps */ 1025 for (i = 0; i < ESA_NUM_VOICES * 2; i++) { 1026 sc->mixer_list.indexmap[i] = -1; 1027 sc->msrc_list.indexmap[i] = -1; 1028 sc->dma_list.indexmap[i] = -1; 1029 sc->adc1_list.indexmap[i] = -1; 1030 } 1031 for (i = 0; i < ESA_NUM_VOICES; i++) { 1032 sc->voice[i].parent = (struct device *)sc; 1033 sc->voice[i].index = i; 1034 sc->sc_audiodev[i] = 1035 audio_attach_mi(&esa_hw_if, &sc->voice[i], NULL, &sc->sc_dev); 1036 } 1037 } 1038 1039 int 1040 esa_detach(struct device *self, int flags) 1041 { 1042 struct esa_softc *sc = (struct esa_softc *)self; 1043 int i; 1044 1045 for (i = 0; i < ESA_NUM_VOICES; i++) { 1046 if (sc->sc_audiodev[i] != NULL) 1047 config_detach(sc->sc_audiodev[i], flags); 1048 } 1049 1050 if (sc->sc_ih != NULL) 1051 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1052 if (sc->sc_ios) 1053 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1054 1055 free(sc->savemem, M_DEVBUF, 0); 1056 1057 return (0); 1058 } 1059 1060 u_int16_t 1061 esa_read_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index) 1062 { 1063 u_int16_t data; 1064 bus_space_tag_t iot = sc->sc_iot; 1065 bus_space_handle_t ioh = sc->sc_ioh; 1066 1067 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1068 region & ESA_MEMTYPE_MASK); 1069 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1070 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1071 1072 return (data); 1073 } 1074 1075 void 1076 esa_write_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index, 1077 u_int16_t data) 1078 { 1079 bus_space_tag_t iot = sc->sc_iot; 1080 bus_space_handle_t ioh = sc->sc_ioh; 1081 1082 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1083 region & ESA_MEMTYPE_MASK); 1084 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1085 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1086 1087 return; 1088 } 1089 1090 int 1091 esa_init_codec(struct esa_softc *sc) 1092 { 1093 bus_space_tag_t iot = sc->sc_iot; 1094 bus_space_handle_t ioh = sc->sc_ioh; 1095 u_int32_t data; 1096 1097 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1098 1099 return ((data & 0x1) ? 0 : 1); 1100 } 1101 1102 int 1103 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1104 { 1105 struct esa_softc *sc = aux; 1106 1107 sc->codec_if = codec_if; 1108 1109 return (0); 1110 } 1111 1112 int 1113 esa_read_codec(void *aux, u_int8_t reg, u_int16_t *result) 1114 { 1115 struct esa_softc *sc = aux; 1116 bus_space_tag_t iot = sc->sc_iot; 1117 bus_space_handle_t ioh = sc->sc_ioh; 1118 1119 if (esa_wait(sc)) 1120 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1121 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1122 delay(50); 1123 if (esa_wait(sc)) 1124 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1125 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1126 1127 return (0); 1128 } 1129 1130 int 1131 esa_write_codec(void *aux, u_int8_t reg, u_int16_t data) 1132 { 1133 struct esa_softc *sc = aux; 1134 bus_space_tag_t iot = sc->sc_iot; 1135 bus_space_handle_t ioh = sc->sc_ioh; 1136 1137 if (esa_wait(sc)) { 1138 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1139 return (-1); 1140 } 1141 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1142 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1143 delay(50); 1144 1145 return (0); 1146 } 1147 1148 void 1149 esa_reset_codec(void *aux) 1150 { 1151 1152 return; 1153 } 1154 1155 enum ac97_host_flags 1156 esa_flags_codec(void *aux) 1157 { 1158 struct esa_softc *sc = aux; 1159 1160 return (sc->codec_flags); 1161 } 1162 1163 int 1164 esa_wait(struct esa_softc *sc) 1165 { 1166 int i, val; 1167 bus_space_tag_t iot = sc->sc_iot; 1168 bus_space_handle_t ioh = sc->sc_ioh; 1169 1170 for (i = 0; i < 20; i++) { 1171 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1172 if ((val & 1) == 0) 1173 return (0); 1174 delay(2); 1175 } 1176 1177 return (-1); 1178 } 1179 1180 int 1181 esa_init(struct esa_softc *sc) 1182 { 1183 struct esa_voice *vc; 1184 bus_space_tag_t iot = sc->sc_iot; 1185 bus_space_handle_t ioh = sc->sc_ioh; 1186 pcitag_t tag = sc->sc_tag; 1187 pci_chipset_tag_t pc = sc->sc_pct; 1188 u_int32_t data, i, size; 1189 u_int8_t reset_state; 1190 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1191 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1192 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 1193 &~ 255; 1194 1195 /* Disable legacy emulation */ 1196 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1197 data |= DISABLE_LEGACY; 1198 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1199 1200 esa_config(sc); 1201 1202 reset_state = esa_assp_halt(sc); 1203 1204 esa_init_codec(sc); 1205 esa_codec_reset(sc); 1206 1207 /* Zero kernel and mixer data */ 1208 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1209 for (i = 0; i < size / 2; i++) { 1210 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1211 ESA_KDATA_BASE_ADDR + i, 0); 1212 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1213 ESA_KDATA_BASE_ADDR2 + i, 0); 1214 } 1215 1216 /* Init DMA pointer */ 1217 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1218 ESA_KDATA_DMA_XFER0); 1219 1220 /* Write kernel code into memory */ 1221 size = nitems(esa_assp_kernel_image); 1222 for (i = 0; i < size; i++) 1223 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1224 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1225 1226 size = nitems(esa_assp_minisrc_image); 1227 for (i = 0; i < size; i++) 1228 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1229 esa_assp_minisrc_image[i]); 1230 1231 /* Write the coefficients for the low pass filter */ 1232 size = nitems(esa_minisrc_lpf_image); 1233 for (i = 0; i < size; i++) 1234 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1235 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1236 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1237 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1238 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1239 /* Init the mixer number */ 1240 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1241 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1242 /* Extreme kernel master volume */ 1243 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1244 ESA_KDATA_DAC_LEFT_VOLUME, ESA_ARB_VOLUME); 1245 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1246 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1247 1248 if (esa_amp_enable(sc)) 1249 return (-1); 1250 1251 /* Zero entire DAC/ADC area */ 1252 for (i = 0x1100; i < 0x1c00; i++) 1253 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1254 1255 /* set some sane defaults */ 1256 for (i = 0; i < ESA_NUM_VOICES; i++) { 1257 vc = &sc->voice[i]; 1258 vc->play.data_offset = ESA_DAC_DATA + (data_bytes * i); 1259 vc->rec.data_offset = ESA_DAC_DATA + (data_bytes * i * 2); 1260 } 1261 1262 esa_enable_interrupts(sc); 1263 1264 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1265 reset_state | ESA_REGB_ENABLE_RESET); 1266 1267 return (0); 1268 } 1269 1270 void 1271 esa_config(struct esa_softc *sc) 1272 { 1273 bus_space_tag_t iot = sc->sc_iot; 1274 bus_space_handle_t ioh = sc->sc_ioh; 1275 pcitag_t tag = sc->sc_tag; 1276 pci_chipset_tag_t pc = sc->sc_pct; 1277 u_int32_t data; 1278 1279 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1280 data &= ESA_REDUCED_DEBOUNCE; 1281 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1282 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1283 1284 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1285 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1286 data &= ~ESA_INT_CLK_SELECT; 1287 if (sc->type == ESS_MAESTRO3) { 1288 data &= ~ESA_INT_CLK_MULT_ENABLE; 1289 data |= ESA_INT_CLK_SRC_NOT_PCI; 1290 } 1291 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1292 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1293 1294 if (sc->type == ESS_ALLEGRO1) { 1295 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1296 data |= ESA_IN_CLK_12MHZ_SELECT; 1297 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1298 } 1299 1300 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1301 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1302 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1303 data |= ESA_ASSP_0_WS_ENABLE; 1304 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1305 1306 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1307 1308 return; 1309 } 1310 1311 u_int8_t 1312 esa_assp_halt(struct esa_softc *sc) 1313 { 1314 bus_space_tag_t iot = sc->sc_iot; 1315 bus_space_handle_t ioh = sc->sc_ioh; 1316 u_int8_t data, reset_state; 1317 1318 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1319 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1320 delay(10000); /* XXX use tsleep */ 1321 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1322 reset_state & ~ESA_REGB_ENABLE_RESET); 1323 delay(10000); /* XXX use tsleep */ 1324 1325 return (reset_state); 1326 } 1327 1328 void 1329 esa_codec_reset(struct esa_softc *sc) 1330 { 1331 bus_space_tag_t iot = sc->sc_iot; 1332 bus_space_handle_t ioh = sc->sc_ioh; 1333 u_int16_t data, dir; 1334 int retry = 0; 1335 1336 do { 1337 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1338 dir = data | 0x10; /* assuming pci bus master? */ 1339 1340 /* remote codec config */ 1341 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1342 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1343 data & ~ESA_SECOND_CODEC_ID_MASK); 1344 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1345 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1346 data & ~ESA_COMMAND_ADDR_OUT); 1347 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1348 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1349 data & ~ESA_STATUS_ADDR_IN); 1350 1351 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1352 ESA_IO_SRAM_ENABLE); 1353 delay(20); 1354 1355 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1356 dir & ~ESA_GPO_PRIMARY_AC97); 1357 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1358 ~ESA_GPO_PRIMARY_AC97); 1359 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1360 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1361 dir | ESA_GPO_PRIMARY_AC97); 1362 delay(sc->delay1 * 1000); 1363 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1364 ESA_GPO_PRIMARY_AC97); 1365 delay(5); 1366 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1367 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1368 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1369 delay(sc->delay2 * 1000); 1370 1371 esa_read_codec(sc, 0x7c, &data); 1372 if ((data == 0) || (data == 0xffff)) { 1373 retry++; 1374 if (retry > 3) { 1375 printf("%s: esa_codec_reset: failed\n", 1376 sc->sc_dev.dv_xname); 1377 break; 1378 } 1379 printf("%s: esa_codec_reset: retrying\n", 1380 sc->sc_dev.dv_xname); 1381 } else 1382 retry = 0; 1383 } while (retry); 1384 1385 return; 1386 } 1387 1388 int 1389 esa_amp_enable(struct esa_softc *sc) 1390 { 1391 bus_space_tag_t iot = sc->sc_iot; 1392 bus_space_handle_t ioh = sc->sc_ioh; 1393 u_int32_t gpo, polarity_port, polarity; 1394 u_int16_t data; 1395 1396 switch (sc->type) { 1397 case ESS_ALLEGRO1: 1398 polarity_port = 0x1800; 1399 break; 1400 case ESS_MAESTRO3: 1401 polarity_port = 0x1100; 1402 break; 1403 default: 1404 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1405 sc->sc_dev.dv_xname); 1406 return (1); 1407 } 1408 1409 gpo = (polarity_port >> 8) & 0x0f; 1410 polarity = polarity_port >> 12; 1411 polarity = !polarity; /* Enable */ 1412 polarity = polarity << gpo; 1413 gpo = 1 << gpo; 1414 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1415 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1416 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1417 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1418 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1419 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1420 1421 return (0); 1422 } 1423 1424 void 1425 esa_enable_interrupts(struct esa_softc *sc) 1426 { 1427 bus_space_tag_t iot = sc->sc_iot; 1428 bus_space_handle_t ioh = sc->sc_ioh; 1429 u_int8_t data; 1430 1431 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1432 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1433 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1434 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1435 data | ESA_ASSP_HOST_INT_ENABLE); 1436 } 1437 1438 /* 1439 * List management 1440 */ 1441 int 1442 esa_add_list(struct esa_voice *vc, struct esa_list *el, 1443 u_int16_t val, int index) 1444 { 1445 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1446 1447 el->indexmap[index] = el->currlen; 1448 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1449 el->mem_addr + el->currlen, 1450 val); 1451 1452 return (el->currlen++); 1453 } 1454 1455 void 1456 esa_remove_list(struct esa_voice *vc, struct esa_list *el, int index) 1457 { 1458 struct esa_softc *sc = (struct esa_softc *)vc->parent; 1459 u_int16_t val; 1460 int lastindex = el->currlen - 1; 1461 int vindex = el->indexmap[index]; 1462 int i; 1463 1464 /* reset our virtual index */ 1465 el->indexmap[index] = -1; 1466 1467 if (vindex != lastindex) { 1468 val = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1469 el->mem_addr + lastindex); 1470 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1471 el->mem_addr + vindex, 1472 val); 1473 for (i = 0; i < ESA_NUM_VOICES * 2; i++) 1474 if (el->indexmap[i] == lastindex) 1475 break; 1476 if (i >= ESA_NUM_VOICES * 2) 1477 printf("%s: esa_remove_list: invalid task index\n", 1478 sc->sc_dev.dv_xname); 1479 else 1480 el->indexmap[i] = vindex; 1481 } 1482 1483 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1484 el->mem_addr + lastindex, 0); 1485 el->currlen--; 1486 1487 return; 1488 } 1489 1490 int 1491 esa_activate(struct device *self, int act) 1492 { 1493 struct esa_softc *sc = (struct esa_softc *)self; 1494 1495 switch (act) { 1496 case DVACT_SUSPEND: 1497 esa_suspend(sc); 1498 break; 1499 case DVACT_RESUME: 1500 esa_resume(sc); 1501 break; 1502 } 1503 return 0; 1504 } 1505 1506 void 1507 esa_suspend(struct esa_softc *sc) 1508 { 1509 bus_space_tag_t iot = sc->sc_iot; 1510 bus_space_handle_t ioh = sc->sc_ioh; 1511 int i, index; 1512 1513 index = 0; 1514 1515 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1516 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1517 1518 esa_assp_halt(sc); 1519 1520 /* Save ASSP state */ 1521 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1522 i++) 1523 sc->savemem[index++] = esa_read_assp(sc, 1524 ESA_MEMTYPE_INTERNAL_CODE, i); 1525 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1526 i++) 1527 sc->savemem[index++] = esa_read_assp(sc, 1528 ESA_MEMTYPE_INTERNAL_DATA, i); 1529 } 1530 1531 void 1532 esa_resume(struct esa_softc *sc) 1533 { 1534 bus_space_tag_t iot = sc->sc_iot; 1535 bus_space_handle_t ioh = sc->sc_ioh; 1536 int i, index; 1537 u_int8_t reset_state; 1538 1539 index = 0; 1540 1541 esa_config(sc); 1542 1543 reset_state = esa_assp_halt(sc); 1544 1545 esa_codec_reset(sc); 1546 1547 /* restore ASSP */ 1548 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1549 i++) 1550 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1551 sc->savemem[index++]); 1552 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1553 i++) 1554 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1555 sc->savemem[index++]); 1556 1557 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1558 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1559 reset_state | ESA_REGB_ENABLE_RESET); 1560 1561 esa_enable_interrupts(sc); 1562 esa_amp_enable(sc); 1563 } 1564 1565 u_int32_t 1566 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1567 { 1568 u_int16_t hi = 0, lo = 0; 1569 u_int32_t addr; 1570 int data_offset = ch->data_offset; 1571 1572 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1573 ESA_CDATA_HOST_SRC_CURRENTH); 1574 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1575 ESA_CDATA_HOST_SRC_CURRENTL); 1576 1577 addr = lo | ((u_int32_t)hi << 16); 1578 return (addr - ch->start); 1579 } 1580