esa.c revision 1.4
1 /* $NetBSD: esa.c,v 1.4 2002/01/13 10:06:51 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2001, 2002 Jared D. McNeill <jmcneill (at) invisible.yi.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 /* 29 * ESS Allegro-1 / Maestro3 Audio Driver 30 * 31 * Based on the FreeBSD maestro3 driver and the NetBSD eap driver. 32 * Original driver by Don Kim. 33 */ 34 35 #include <sys/types.h> 36 #include <sys/errno.h> 37 #include <sys/null.h> 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/malloc.h> 41 #include <sys/device.h> 42 #include <sys/conf.h> 43 #include <sys/exec.h> 44 #include <sys/select.h> 45 #include <sys/audioio.h> 46 47 #include <machine/bus.h> 48 #include <machine/intr.h> 49 50 #include <dev/pci/pcidevs.h> 51 #include <dev/pci/pcivar.h> 52 53 #include <dev/audio_if.h> 54 #include <dev/mulaw.h> 55 #include <dev/auconv.h> 56 #include <dev/ic/ac97var.h> 57 #include <dev/ic/ac97reg.h> 58 59 60 #include <dev/pci/esareg.h> 61 #include <dev/pci/esadsp.h> 62 #include <dev/pci/esavar.h> 63 64 #define PCI_CBIO 0x10 65 66 #define ESA_DAC_DATA 0x1100 67 68 enum { 69 ESS_ALLEGRO1, 70 ESS_MAESTRO3 71 }; 72 73 static struct esa_card_type { 74 u_int16_t pci_vendor_id; 75 u_int16_t pci_product_id; 76 int type; 77 int delay1, delay2; 78 } esa_card_types[] = { 79 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_ALLEGRO1, 80 ESS_ALLEGRO1, 50, 800 }, 81 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3, 82 ESS_MAESTRO3, 20, 500 }, 83 { PCI_VENDOR_ESSTECH, PCI_PRODUCT_ESSTECH_MAESTRO3_2, 84 ESS_MAESTRO3, 20, 500 }, 85 { 0, 0, 0, 0, 0 } 86 }; 87 88 struct audio_device esa_device = { 89 "ESS Allegro", 90 "", 91 "esa" 92 }; 93 94 int esa_match(struct device *, struct cfdata *, void *); 95 void esa_attach(struct device *, struct device *, void *); 96 int esa_detach(struct device *, int); 97 98 /* audio(9) functions */ 99 int esa_open(void *, int); 100 void esa_close(void *); 101 int esa_query_encoding(void *, struct audio_encoding *); 102 int esa_set_params(void *, int, int, struct audio_params *, 103 struct audio_params *); 104 int esa_round_blocksize(void *, int); 105 int esa_init_output(void *, void *, int); 106 int esa_halt_output(void *); 107 int esa_halt_input(void *); 108 int esa_set_port(void *, mixer_ctrl_t *); 109 int esa_get_port(void *, mixer_ctrl_t *); 110 int esa_query_devinfo(void *, mixer_devinfo_t *); 111 void * esa_malloc(void *, int, size_t, int, int); 112 void esa_free(void *, void *, int); 113 int esa_getdev(void *, struct audio_device *); 114 size_t esa_round_buffersize(void *, int, size_t); 115 int esa_get_props(void *); 116 int esa_trigger_output(void *, void *, void *, int, 117 void (*)(void *), void *, 118 struct audio_params *); 119 int esa_trigger_input(void *, void *, void *, int, 120 void (*)(void *), void *, 121 struct audio_params *); 122 123 int esa_intr(void *); 124 int esa_allocmem(struct esa_softc *, size_t, size_t, 125 struct esa_dma *); 126 int esa_freemem(struct esa_softc *, struct esa_dma *); 127 paddr_t esa_mappage(void *addr, void *mem, off_t off, int prot); 128 129 /* Supporting subroutines */ 130 u_int16_t esa_read_assp(struct esa_softc *, u_int16_t, u_int16_t); 131 void esa_write_assp(struct esa_softc *, u_int16_t, u_int16_t, 132 u_int16_t); 133 int esa_init_codec(struct esa_softc *); 134 int esa_attach_codec(void *, struct ac97_codec_if *); 135 int esa_read_codec(void *, u_int8_t, u_int16_t *); 136 int esa_write_codec(void *, u_int8_t, u_int16_t); 137 void esa_reset_codec(void *); 138 enum ac97_host_flags esa_flags_codec(void *); 139 int esa_wait(struct esa_softc *); 140 int esa_init(struct esa_softc *); 141 void esa_config(struct esa_softc *); 142 u_int8_t esa_assp_halt(struct esa_softc *); 143 void esa_codec_reset(struct esa_softc *); 144 int esa_amp_enable(struct esa_softc *); 145 void esa_enable_interrupts(struct esa_softc *); 146 u_int32_t esa_get_pointer(struct esa_softc *, struct esa_channel *); 147 148 /* power management */ 149 int esa_power(struct esa_softc *, int); 150 void esa_powerhook(int, void *); 151 int esa_suspend(struct esa_softc *); 152 int esa_resume(struct esa_softc *); 153 154 struct device * audio_attach_mi_lkm(struct audio_hw_if *, void *, 155 struct device *); 156 157 static audio_encoding_t esa_encoding[] = { 158 { 0, AudioEulinear, AUDIO_ENCODING_ULINEAR, 8, 0 }, 159 { 1, AudioEmulaw, AUDIO_ENCODING_ULAW, 8, 160 AUDIO_ENCODINGFLAG_EMULATED }, 161 { 2, AudioEalaw, AUDIO_ENCODING_ALAW, 8, AUDIO_ENCODINGFLAG_EMULATED }, 162 { 3, AudioEslinear, AUDIO_ENCODING_SLINEAR, 8, 163 AUDIO_ENCODINGFLAG_EMULATED }, /* XXX: Are you sure? */ 164 { 4, AudioEslinear_le, AUDIO_ENCODING_SLINEAR_LE, 16, 0 }, 165 { 5, AudioEulinear_le, AUDIO_ENCODING_ULINEAR_LE, 16, 166 AUDIO_ENCODINGFLAG_EMULATED }, 167 { 6, AudioEslinear_be, AUDIO_ENCODING_SLINEAR_BE, 16, 168 AUDIO_ENCODINGFLAG_EMULATED }, 169 { 7, AudioEulinear_be, AUDIO_ENCODING_ULINEAR_BE, 16, 170 AUDIO_ENCODINGFLAG_EMULATED } 171 }; 172 173 #define ESA_NENCODINGS 8 174 175 struct audio_hw_if esa_hw_if = { 176 esa_open, 177 esa_close, 178 NULL, /* drain */ 179 esa_query_encoding, 180 esa_set_params, 181 esa_round_blocksize, 182 NULL, /* commit_settings */ 183 esa_init_output, 184 NULL, /* esa_init_input */ 185 NULL, /* start_output */ 186 NULL, /* start_input */ 187 esa_halt_output, 188 esa_halt_input, 189 NULL, /* speaker_ctl */ 190 esa_getdev, 191 NULL, /* getfd */ 192 esa_set_port, 193 esa_get_port, 194 esa_query_devinfo, 195 esa_malloc, 196 esa_free, 197 esa_round_buffersize, 198 esa_mappage, 199 esa_get_props, 200 esa_trigger_output, 201 esa_trigger_input 202 }; 203 204 struct cfattach esa_ca = { 205 sizeof(struct esa_softc), esa_match, esa_attach, 206 esa_detach, /*esa_activate*/ NULL 207 }; 208 209 /* 210 * audio(9) functions 211 */ 212 213 int 214 esa_open(void *hdl, int flags) 215 { 216 217 return (0); 218 } 219 220 void 221 esa_close(void *hdl) 222 { 223 224 return; 225 } 226 227 int 228 esa_query_encoding(void *hdl, struct audio_encoding *ae) 229 { 230 231 if (ae->index < 0 || ae->index >= ESA_NENCODINGS) 232 return (EINVAL); 233 *ae = esa_encoding[ae->index]; 234 235 return (0); 236 } 237 238 int 239 esa_set_params(void *hdl, int setmode, int usemode, struct audio_params *play, 240 struct audio_params *rec) 241 { 242 struct esa_softc *sc = hdl; 243 struct esa_channel *ch; 244 struct audio_params *p; 245 u_int32_t data; 246 u_int32_t freq; 247 int mode; 248 249 for (mode = AUMODE_RECORD; mode != -1; 250 mode = (mode == AUMODE_RECORD) ? AUMODE_PLAY : -1) { 251 if ((setmode & mode) == 0) 252 continue; 253 254 switch (mode) { 255 case AUMODE_PLAY: 256 p = play; 257 ch = &sc->play; 258 break; 259 case AUMODE_RECORD: 260 p = rec; 261 ch = &sc->rec; 262 break; 263 } 264 265 if (p->sample_rate < ESA_MINRATE || 266 p->sample_rate > ESA_MAXRATE || 267 (p->precision != 8 && p->precision != 16) || 268 (p->channels < 1 && p->channels > 2)) 269 return (EINVAL); 270 271 p->factor = 1; 272 p->sw_code = 0; 273 274 switch(p->encoding) { 275 case AUDIO_ENCODING_SLINEAR_BE: 276 if (p->precision == 16) 277 p->sw_code = swap_bytes; 278 else 279 p->sw_code = change_sign8; 280 break; 281 case AUDIO_ENCODING_SLINEAR_LE: 282 if (p->precision != 16) 283 p->sw_code = change_sign8; 284 break; 285 case AUDIO_ENCODING_ULINEAR_BE: 286 if (p->precision == 16) { 287 if (mode == AUMODE_PLAY) 288 p->sw_code = 289 swap_bytes_change_sign16_le; 290 else 291 p->sw_code = 292 change_sign16_swap_bytes_le; 293 } 294 break; 295 case AUDIO_ENCODING_ULINEAR_LE: 296 if (p->precision == 16) 297 p->sw_code = change_sign16_le; 298 break; 299 case AUDIO_ENCODING_ULAW: 300 if (mode == AUMODE_PLAY) { 301 p->factor = 2; 302 p->sw_code = mulaw_to_slinear16_le; 303 } else 304 p->sw_code = ulinear8_to_mulaw; 305 break; 306 case AUDIO_ENCODING_ALAW: 307 if (mode == AUMODE_PLAY) { 308 p->factor = 2; 309 p->sw_code = alaw_to_slinear16_le; 310 } else 311 p->sw_code = ulinear8_to_alaw; 312 break; 313 default: 314 return (EINVAL); 315 } 316 317 if (p->channels == 1) 318 data = 1; 319 else 320 data = 0; 321 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 322 ch->data_offset + ESA_SRC3_MODE_OFFSET, 323 data); 324 325 if (play->precision * play->factor == 8) 326 data = 1; 327 else 328 data = 0; 329 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 330 ch->data_offset + ESA_SRC3_WORD_LENGTH_OFFSET, 331 data); 332 333 if ((freq = ((p->sample_rate << 15) + 24000) / 48000) != 0) { 334 freq--; 335 } 336 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 337 ch->data_offset + ESA_CDATA_FREQUENCY, freq); 338 } 339 340 return (0); 341 } 342 343 int 344 esa_round_blocksize(void *hdl, int bs) 345 { 346 struct esa_softc *sc = hdl; 347 348 sc->play.blksize = sc->rec.blksize = 4096; 349 350 return (sc->play.blksize); 351 } 352 353 int 354 esa_init_output(void *hdl, void *buffer, int size) 355 { 356 357 return (0); 358 } 359 360 int 361 esa_halt_output(void *hdl) 362 { 363 struct esa_softc *sc = hdl; 364 365 if (sc->play.active == 0) 366 return (0); 367 368 sc->play.active = 0; 369 370 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 371 ESA_KDATA_INSTANCE0_MINISRC, 0); 372 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_XFER0, 0); 373 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_MIXER_XFER0, 0); 374 375 return (0); 376 } 377 378 int 379 esa_halt_input(void *hdl) 380 { 381 struct esa_softc *sc = hdl; 382 bus_space_tag_t iot = sc->sc_iot; 383 bus_space_handle_t ioh = sc->sc_ioh; 384 u_int32_t data; 385 386 if (sc->rec.active == 0) 387 return (0); 388 389 sc->rec.active = 0; 390 391 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 392 ESA_KDATA_TIMER_COUNT_RELOAD, 0); 393 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TIMER_COUNT_CURRENT, 0); 394 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 395 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, data & ~ESA_CLKRUN_GEN_ENABLE); 396 397 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, sc->rec.data_offset + 398 ESA_CDATA_INSTANCE_READY, 0); 399 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 0); 400 401 return (0); 402 } 403 404 void * 405 esa_malloc(void *hdl, int direction, size_t size, int type, int flags) 406 { 407 struct esa_softc *sc = hdl; 408 struct esa_dma *p; 409 int error; 410 411 p = malloc(sizeof(*p), type, flags); 412 if (!p) 413 return (0); 414 error = esa_allocmem(sc, size, 16, p); 415 if (error) { 416 free(p, type); 417 printf("%s: esa_malloc: not enough memory\n", 418 sc->sc_dev.dv_xname); 419 return (0); 420 } 421 p->next = sc->sc_dmas; 422 sc->sc_dmas = p; 423 424 return (KERNADDR(p)); 425 } 426 427 void 428 esa_free(void *hdl, void *addr, int type) 429 { 430 struct esa_softc *sc = hdl; 431 struct esa_dma *p; 432 struct esa_dma **pp; 433 434 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) 435 if (KERNADDR(p) == addr) { 436 esa_freemem(sc, p); 437 *pp = p->next; 438 free(p, type); 439 return; 440 } 441 } 442 443 int 444 esa_getdev(void *hdl, struct audio_device *ret) 445 { 446 447 *ret = esa_device; 448 449 return (0); 450 } 451 452 int 453 esa_set_port(void *hdl, mixer_ctrl_t *mc) 454 { 455 struct esa_softc *sc = hdl; 456 457 return (sc->codec_if->vtbl->mixer_set_port(sc->codec_if, mc)); 458 } 459 460 int 461 esa_get_port(void *hdl, mixer_ctrl_t *mc) 462 { 463 struct esa_softc *sc = hdl; 464 465 return (sc->codec_if->vtbl->mixer_get_port(sc->codec_if, mc)); 466 } 467 468 int 469 esa_query_devinfo(void *hdl, mixer_devinfo_t *di) 470 { 471 struct esa_softc *sc = hdl; 472 473 return (sc->codec_if->vtbl->query_devinfo(sc->codec_if, di)); 474 } 475 476 size_t 477 esa_round_buffersize(void *hdl, int direction, size_t bufsize) 478 { 479 struct esa_softc *sc = hdl; 480 481 sc->play.bufsize = sc->rec.bufsize = 65536; 482 483 return (sc->play.bufsize); 484 } 485 486 int 487 esa_get_props(void *hdl) 488 { 489 490 return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX); 491 } 492 493 int 494 esa_trigger_output(void *hdl, void *start, void *end, int blksize, 495 void (*intr)(void *), void *intrarg, 496 struct audio_params *param) 497 { 498 struct esa_softc *sc = hdl; 499 struct esa_dma *p; 500 bus_space_tag_t iot = sc->sc_iot; 501 bus_space_handle_t ioh = sc->sc_ioh; 502 u_int32_t data; 503 u_int32_t bufaddr; 504 u_int32_t i; 505 size_t size; 506 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 507 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 508 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 509 &~ 255; 510 int dac_data = ESA_DAC_DATA + data_bytes; 511 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x20 * 2); 512 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x20 * 2); 513 int dsp_in_buf = dac_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 514 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 515 sc->play.data_offset = dac_data; 516 517 if (sc->play.active) 518 return (EINVAL); 519 520 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next) 521 ; 522 if (!p) { 523 printf("%s: esa_trigger_output: bad addr %p\n", 524 sc->sc_dev.dv_xname, start); 525 return (EINVAL); 526 } 527 528 sc->play.active = 1; 529 sc->play.intr = intr; 530 sc->play.arg = intrarg; 531 sc->play.pos = 0; 532 sc->play.count = 0; 533 sc->play.buf = start; 534 size = (size_t)(((caddr_t)end - (caddr_t)start)); 535 bufaddr = DMAADDR(p); 536 sc->play.start = bufaddr; 537 538 #define LO(x) ((x) & 0x0000ffff) 539 #define HI(x) ((x) >> 16) 540 541 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 542 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 543 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 544 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 545 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 546 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 547 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 548 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 549 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 550 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 551 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 552 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 553 554 /* DSP buffers */ 555 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 556 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 557 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 558 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 559 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 560 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 561 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 562 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 563 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 564 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 565 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 566 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 567 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 568 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 569 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 570 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 571 572 /* Some per-client initializers */ 573 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 574 ESA_SRC3_DIRECTION_OFFSET + 12, dac_data + 40 + 8); 575 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 576 ESA_SRC3_DIRECTION_OFFSET + 19, 0x400 + ESA_MINISRC_COEF_LOC); 577 /* Enable or disable low-pass filter? (0xff if rate > 45000) */ 578 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 579 ESA_SRC3_DIRECTION_OFFSET + 22, 0); 580 /* Tell it which way DMA is going */ 581 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 582 ESA_CDATA_DMA_CONTROL, 583 ESA_DMACONTROL_AUTOREPEAT + ESA_DMAC_PAGE3_SELECTOR + 584 ESA_DMAC_BLOCKF_SELECTOR); 585 586 /* Set an armload of static initializers */ 587 for (i = 0; i < (sizeof(esa_playvals) / sizeof(esa_playvals[0])); i++) 588 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 589 esa_playvals[i].addr, esa_playvals[i].val); 590 591 /* Put us in the packed task lists */ 592 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 593 ESA_KDATA_INSTANCE0_MINISRC, 594 dac_data >> ESA_DP_SHIFT_COUNT); 595 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_XFER0, 596 dac_data >> ESA_DP_SHIFT_COUNT); 597 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_MIXER_XFER0, 598 dac_data >> ESA_DP_SHIFT_COUNT); 599 #undef LO 600 #undef HI 601 602 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 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, dac_data + 611 ESA_CDATA_INSTANCE_READY, 1); 612 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 613 ESA_KDATA_MIXER_TASK_NUMBER, 1); 614 615 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_softc *sc = hdl; 624 struct esa_dma *p; 625 bus_space_tag_t iot = sc->sc_iot; 626 bus_space_handle_t ioh = sc->sc_ioh; 627 u_int32_t data; 628 u_int32_t bufaddr; 629 u_int32_t i; 630 size_t size; 631 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 632 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 633 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 634 &~ 255; 635 int adc_data = ESA_DAC_DATA + data_bytes + (data_bytes / 2); 636 int dsp_in_size = ESA_MINISRC_IN_BUFFER_SIZE - (0x10 * 2); 637 int dsp_out_size = ESA_MINISRC_OUT_BUFFER_SIZE - (0x10 * 2); 638 int dsp_in_buf = adc_data + (ESA_MINISRC_TMP_BUFFER_SIZE / 2); 639 int dsp_out_buf = dsp_in_buf + (dsp_in_size / 2) + 1; 640 sc->rec.data_offset = adc_data; 641 642 if (sc->rec.active) 643 return (EINVAL); 644 645 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next) 646 ; 647 if (!p) { 648 printf("%s: esa_trigger_input: bad addr %p\n", 649 sc->sc_dev.dv_xname, start); 650 return (EINVAL); 651 } 652 653 sc->rec.active = 1; 654 sc->rec.intr = intr; 655 sc->rec.arg = intrarg; 656 sc->rec.pos = 0; 657 sc->rec.count = 0; 658 sc->rec.buf = start; 659 size = (size_t)(((caddr_t)end - (caddr_t)start)); 660 bufaddr = DMAADDR(p); 661 sc->rec.start = bufaddr; 662 663 #define LO(x) ((x) & 0x0000ffff) 664 #define HI(x) ((x) >> 16) 665 666 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 667 ESA_CDATA_HOST_SRC_ADDRL, LO(bufaddr)); 668 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 669 ESA_CDATA_HOST_SRC_ADDRH, HI(bufaddr)); 670 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 671 ESA_CDATA_HOST_SRC_END_PLUS_1L, LO(bufaddr + size)); 672 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 673 ESA_CDATA_HOST_SRC_END_PLUS_1H, HI(bufaddr + size)); 674 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 675 ESA_CDATA_HOST_SRC_CURRENTL, LO(bufaddr)); 676 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 677 ESA_CDATA_HOST_SRC_CURRENTH, HI(bufaddr)); 678 679 /* DSP buffers */ 680 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 681 ESA_CDATA_IN_BUF_BEGIN, dsp_in_buf); 682 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 683 ESA_CDATA_IN_BUF_END_PLUS_1, dsp_in_buf + (dsp_in_size / 2)); 684 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 685 ESA_CDATA_IN_BUF_HEAD, dsp_in_buf); 686 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 687 ESA_CDATA_IN_BUF_TAIL, dsp_in_buf); 688 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 689 ESA_CDATA_OUT_BUF_BEGIN, dsp_out_buf); 690 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 691 ESA_CDATA_OUT_BUF_END_PLUS_1, dsp_out_buf + (dsp_out_size / 2)); 692 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 693 ESA_CDATA_OUT_BUF_HEAD, dsp_out_buf); 694 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 695 ESA_CDATA_OUT_BUF_TAIL, dsp_out_buf); 696 697 /* Some per-client initializers */ 698 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 699 ESA_SRC3_DIRECTION_OFFSET + 12, adc_data + 40 + 8); 700 /* Tell it which way DMA is going */ 701 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 702 ESA_CDATA_DMA_CONTROL, 703 ESA_DMACONTROL_DIRECTION + ESA_DMACONTROL_AUTOREPEAT + 704 ESA_DMAC_PAGE3_SELECTOR + ESA_DMAC_BLOCKF_SELECTOR); 705 706 /* Set an armload of static initializers */ 707 for (i = 0; i < (sizeof(esa_recvals) / sizeof(esa_recvals[0])); i++) 708 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 709 esa_recvals[i].addr, esa_recvals[i].val); 710 711 /* Put us in the packed task lists */ 712 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 713 ESA_KDATA_INSTANCE0_MINISRC, 714 adc_data >> ESA_DP_SHIFT_COUNT); 715 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_XFER0, 716 adc_data >> ESA_DP_SHIFT_COUNT); 717 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_XFER0, 718 adc_data >> ESA_DP_SHIFT_COUNT); 719 #undef LO 720 #undef HI 721 722 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 723 ESA_KDATA_TIMER_COUNT_RELOAD, 240); 724 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 725 ESA_KDATA_TIMER_COUNT_CURRENT, 240); 726 data = bus_space_read_2(iot, ioh, ESA_HOST_INT_CTRL); 727 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 728 data | ESA_CLKRUN_GEN_ENABLE); 729 730 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_ADC1_REQUEST, 1); 731 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, adc_data + 732 ESA_CDATA_INSTANCE_READY, 1); 733 734 return (0); 735 } 736 737 /* Interrupt handler */ 738 739 int 740 esa_intr(void *hdl) 741 { 742 struct esa_softc *sc = hdl; 743 bus_space_tag_t iot = sc->sc_iot; 744 bus_space_handle_t ioh = sc->sc_ioh; 745 u_int32_t status, ctl; 746 u_int32_t pos; 747 u_int32_t diff; 748 u_int32_t play_blksize = sc->play.blksize; 749 u_int32_t play_bufsize = sc->play.bufsize; 750 u_int32_t rec_blksize = sc->rec.blksize; 751 u_int32_t rec_bufsize = sc->rec.bufsize; 752 753 status = bus_space_read_1(iot, ioh, ESA_HOST_INT_STATUS); 754 if (!status) 755 return (0); 756 757 /* ack the interrupt */ 758 bus_space_write_1(iot, ioh, ESA_HOST_INT_STATUS, 0xff); 759 760 if (status & ESA_HV_INT_PENDING) { 761 u_int8_t event; 762 763 printf("%s: hardware volume interrupt\n", sc->sc_dev.dv_xname); 764 event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER); 765 switch(event) { 766 case 0x99: 767 case 0xaa: 768 case 0x66: 769 case 0x88: 770 printf("%s: esa_intr: FIXME\n", sc->sc_dev.dv_xname); 771 break; 772 default: 773 printf("%s: unknown hwvol event 0x%02x\n", 774 sc->sc_dev.dv_xname, event); 775 break; 776 } 777 bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88); 778 } 779 780 if (status & ESA_ASSP_INT_PENDING) { 781 ctl = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_B); 782 if (!(ctl & ESA_STOP_ASSP_CLOCK)) { 783 ctl = bus_space_read_1(iot, ioh, 784 ESA_ASSP_HOST_INT_STATUS); 785 if (ctl & ESA_DSP2HOST_REQ_TIMER) { 786 bus_space_write_1(iot, ioh, 787 ESA_ASSP_HOST_INT_STATUS, 788 ESA_DSP2HOST_REQ_TIMER); 789 if (sc->play.active) { 790 pos = esa_get_pointer(sc, &sc->play) 791 % play_bufsize; 792 diff = (play_bufsize + pos - sc->play.pos) 793 % play_bufsize; 794 sc->play.pos = pos; 795 sc->play.count += diff; 796 while(sc->play.count >= play_blksize) { 797 sc->play.count -= play_blksize; 798 (*sc->play.intr)(sc->play.arg); 799 } 800 } 801 if (sc->rec.active) { 802 pos = esa_get_pointer(sc, &sc->rec) 803 % rec_bufsize; 804 diff = (rec_bufsize + pos - sc->rec.pos) 805 % rec_bufsize; 806 sc->rec.pos = pos; 807 sc->rec.count += diff; 808 while(sc->rec.count >= rec_blksize) { 809 sc->rec.count -= rec_blksize; 810 (*sc->rec.intr)(sc->rec.arg); 811 } 812 } 813 } 814 } 815 } 816 817 return (1); 818 } 819 820 int 821 esa_allocmem(struct esa_softc *sc, size_t size, size_t align, 822 struct esa_dma *p) 823 { 824 int error; 825 826 p->size = size; 827 error = bus_dmamem_alloc(sc->sc_dmat, p->size, align, 0, 828 p->segs, sizeof(p->segs) / sizeof(p->segs[0]), 829 &p->nsegs, BUS_DMA_NOWAIT); 830 if (error) 831 return (error); 832 833 error = bus_dmamem_map(sc->sc_dmat, p->segs, p->nsegs, p->size, 834 &p->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 835 if (error) 836 goto free; 837 838 error = bus_dmamap_create(sc->sc_dmat, p->size, 1, p->size, 0, 839 BUS_DMA_NOWAIT, &p->map); 840 if (error) 841 goto unmap; 842 843 error = bus_dmamap_load(sc->sc_dmat, p->map, p->addr, p->size, NULL, 844 BUS_DMA_NOWAIT); 845 if (error) 846 goto destroy; 847 848 return (0); 849 850 destroy: 851 bus_dmamap_destroy(sc->sc_dmat, p->map); 852 unmap: 853 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 854 free: 855 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 856 857 return (error); 858 } 859 860 int 861 esa_freemem(struct esa_softc *sc, struct esa_dma *p) 862 { 863 864 bus_dmamap_unload(sc->sc_dmat, p->map); 865 bus_dmamap_destroy(sc->sc_dmat, p->map); 866 bus_dmamem_unmap(sc->sc_dmat, p->addr, p->size); 867 bus_dmamem_free(sc->sc_dmat, p->segs, p->nsegs); 868 869 return (0); 870 } 871 872 /* 873 * Supporting Subroutines 874 */ 875 876 int 877 esa_match(struct device *dev, struct cfdata *match, void *aux) 878 { 879 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 880 881 switch(PCI_VENDOR(pa->pa_id)) { 882 case PCI_VENDOR_ESSTECH: 883 switch(PCI_PRODUCT(pa->pa_id)) { 884 case PCI_PRODUCT_ESSTECH_ALLEGRO1: 885 case PCI_PRODUCT_ESSTECH_MAESTRO3: 886 case PCI_PRODUCT_ESSTECH_MAESTRO3_2: 887 return (1); 888 } 889 } 890 891 return (0); 892 } 893 894 void 895 esa_attach(struct device *parent, struct device *self, void *aux) 896 { 897 struct esa_softc *sc = (struct esa_softc *)self; 898 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 899 pcitag_t tag = pa->pa_tag; 900 pci_chipset_tag_t pc = pa->pa_pc; 901 pci_intr_handle_t ih; 902 struct esa_card_type *card; 903 const char *intrstr; 904 u_int32_t data; 905 char devinfo[256]; 906 int revision, len; 907 908 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo); 909 revision = PCI_REVISION(pa->pa_class); 910 printf(": %s (rev. 0x%02x)\n", devinfo, revision); 911 912 for (card = esa_card_types; card->pci_vendor_id; card++) 913 if (PCI_VENDOR(pa->pa_id) == card->pci_vendor_id && 914 PCI_PRODUCT(pa->pa_id) == card->pci_product_id) { 915 sc->type = card->type; 916 sc->delay1 = card->delay1; 917 sc->delay2 = card->delay2; 918 break; 919 } 920 921 data = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG); 922 data |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE 923 | PCI_COMMAND_MASTER_ENABLE); 924 pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, data); 925 926 /* Map I/O register */ 927 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 928 &sc->sc_iot, &sc->sc_ioh, &sc->sc_iob, &sc->sc_ios)) { 929 printf("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 930 return; 931 } 932 933 /* Initialize softc */ 934 sc->sc_tag = tag; 935 sc->sc_pct = pc; 936 sc->sc_dmat = pa->pa_dmat; 937 938 /* Map and establish an interrupt */ 939 if (pci_intr_map(pa, &ih)) { 940 printf("%s: can't map interrupt\n", sc->sc_dev.dv_xname); 941 return; 942 } 943 intrstr = pci_intr_string(pc, ih); 944 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, esa_intr, self); 945 if (sc->sc_ih == NULL) { 946 printf("%s: can't establish interrupt", sc->sc_dev.dv_xname); 947 if (intrstr != NULL) 948 printf(" at %s", intrstr); 949 printf("\n"); 950 return; 951 } 952 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 953 954 /* Power up chip */ 955 esa_power(sc, ESA_PPMI_D0); 956 957 /* Init chip */ 958 if (esa_init(sc) == -1) { 959 printf("%s: esa_attach: unable to initialize the card\n", 960 sc->sc_dev.dv_xname); 961 return; 962 } 963 964 /* create suspend save area */ 965 len = sizeof(u_int16_t) * (ESA_REV_B_CODE_MEMORY_LENGTH 966 + ESA_REV_B_DATA_MEMORY_LENGTH + 1); 967 sc->savemem = (u_int16_t *)malloc(len, M_DEVBUF, M_NOWAIT); 968 if (sc->savemem == NULL) { 969 printf("%s: unable to allocate suspend buffer\n", 970 sc->sc_dev.dv_xname); 971 return; 972 } 973 memset(sc->savemem, 0, len); 974 975 /* Attach AC97 host interface */ 976 sc->host_if.arg = self; 977 sc->host_if.attach = esa_attach_codec; 978 sc->host_if.read = esa_read_codec; 979 sc->host_if.write = esa_write_codec; 980 sc->host_if.reset = esa_reset_codec; 981 sc->host_if.flags = esa_flags_codec; 982 983 if (ac97_attach(&sc->host_if) != 0) 984 return; 985 986 sc->sc_audiodev = audio_attach_mi(&esa_hw_if, self, &sc->sc_dev); 987 988 sc->powerhook = powerhook_establish(esa_powerhook, sc); 989 if (sc->powerhook == NULL) 990 printf("%s: WARNING: unable to establish powerhook\n", 991 sc->sc_dev.dv_xname); 992 993 return; 994 } 995 996 int 997 esa_detach(struct device *self, int flags) 998 { 999 struct esa_softc *sc = (struct esa_softc *)self; 1000 int rv = 0; 1001 1002 if (sc->sc_audiodev != NULL) 1003 rv = config_detach(sc->sc_audiodev, flags); 1004 if (rv) 1005 return (rv); 1006 1007 if (sc->sc_ih != NULL) 1008 pci_intr_disestablish(sc->sc_pct, sc->sc_ih); 1009 if (sc->sc_ios) 1010 bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); 1011 1012 return (0); 1013 } 1014 1015 u_int16_t 1016 esa_read_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index) 1017 { 1018 u_int16_t data; 1019 bus_space_tag_t iot = sc->sc_iot; 1020 bus_space_handle_t ioh = sc->sc_ioh; 1021 1022 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1023 region & ESA_MEMTYPE_MASK); 1024 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1025 data = bus_space_read_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA); 1026 1027 return (data); 1028 } 1029 1030 void 1031 esa_write_assp(struct esa_softc *sc, u_int16_t region, u_int16_t index, 1032 u_int16_t data) 1033 { 1034 bus_space_tag_t iot = sc->sc_iot; 1035 bus_space_handle_t ioh = sc->sc_ioh; 1036 1037 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_TYPE, 1038 region & ESA_MEMTYPE_MASK); 1039 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_INDEX, index); 1040 bus_space_write_2(iot, ioh, ESA_DSP_PORT_MEMORY_DATA, data); 1041 1042 return; 1043 } 1044 1045 int 1046 esa_init_codec(struct esa_softc *sc) 1047 { 1048 bus_space_tag_t iot = sc->sc_iot; 1049 bus_space_handle_t ioh = sc->sc_ioh; 1050 u_int32_t data; 1051 1052 data = bus_space_read_1(iot, ioh, ESA_CODEC_COMMAND); 1053 1054 return ((data & 0x1) ? 0 : 1); 1055 } 1056 1057 int 1058 esa_attach_codec(void *aux, struct ac97_codec_if *codec_if) 1059 { 1060 struct esa_softc *sc = aux; 1061 1062 sc->codec_if = codec_if; 1063 1064 return (0); 1065 } 1066 1067 int 1068 esa_read_codec(void *aux, u_int8_t reg, u_int16_t *result) 1069 { 1070 struct esa_softc *sc = aux; 1071 bus_space_tag_t iot = sc->sc_iot; 1072 bus_space_handle_t ioh = sc->sc_ioh; 1073 1074 if (esa_wait(sc)) 1075 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1076 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, (reg & 0x7f) | 0x80); 1077 delay(50); 1078 if (esa_wait(sc)) 1079 printf("%s: esa_read_codec: timed out\n", sc->sc_dev.dv_xname); 1080 *result = bus_space_read_2(iot, ioh, ESA_CODEC_DATA); 1081 1082 return (0); 1083 } 1084 1085 int 1086 esa_write_codec(void *aux, u_int8_t reg, u_int16_t data) 1087 { 1088 struct esa_softc *sc = aux; 1089 bus_space_tag_t iot = sc->sc_iot; 1090 bus_space_handle_t ioh = sc->sc_ioh; 1091 1092 if (esa_wait(sc)) { 1093 printf("%s: esa_write_codec: timed out\n", sc->sc_dev.dv_xname); 1094 return (-1); 1095 } 1096 bus_space_write_2(iot, ioh, ESA_CODEC_DATA, data); 1097 bus_space_write_1(iot, ioh, ESA_CODEC_COMMAND, reg & 0x7f); 1098 delay(50); 1099 1100 return (0); 1101 } 1102 1103 void 1104 esa_reset_codec(void *aux) 1105 { 1106 1107 return; 1108 } 1109 1110 enum ac97_host_flags 1111 esa_flags_codec(void *aux) 1112 { 1113 struct esa_softc *sc = aux; 1114 1115 return (sc->codec_flags); 1116 } 1117 1118 int 1119 esa_wait(struct esa_softc *sc) 1120 { 1121 int i, val; 1122 bus_space_tag_t iot = sc->sc_iot; 1123 bus_space_handle_t ioh = sc->sc_ioh; 1124 1125 for (i = 0; i < 20; i++) { 1126 val = bus_space_read_1(iot, ioh, ESA_CODEC_STATUS); 1127 if ((val & 1) == 0) 1128 return (0); 1129 delay(2); 1130 } 1131 1132 return (-1); 1133 } 1134 1135 int 1136 esa_init(struct esa_softc *sc) 1137 { 1138 bus_space_tag_t iot = sc->sc_iot; 1139 bus_space_handle_t ioh = sc->sc_ioh; 1140 pcitag_t tag = sc->sc_tag; 1141 pci_chipset_tag_t pc = sc->sc_pct; 1142 u_int32_t data, i, size; 1143 u_int8_t reset_state; 1144 int data_bytes = (((ESA_MINISRC_TMP_BUFFER_SIZE & ~1) + 1145 (ESA_MINISRC_IN_BUFFER_SIZE & ~1) + 1146 (ESA_MINISRC_OUT_BUFFER_SIZE & ~1) + 4) + 255) 1147 &~ 255; 1148 1149 /* Disable legacy emulation */ 1150 data = pci_conf_read(pc, tag, PCI_LEGACY_AUDIO_CTRL); 1151 data |= DISABLE_LEGACY; 1152 pci_conf_write(pc, tag, PCI_LEGACY_AUDIO_CTRL, data); 1153 1154 esa_config(sc); 1155 1156 reset_state = esa_assp_halt(sc); 1157 1158 esa_init_codec(sc); 1159 esa_codec_reset(sc); 1160 1161 /* Zero kernel and mixer data */ 1162 size = ESA_REV_B_DATA_MEMORY_UNIT_LENGTH * ESA_NUM_UNITS_KERNEL_DATA; 1163 for (i = 0; i < size / 2; i++) { 1164 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1165 ESA_KDATA_BASE_ADDR + i, 0); 1166 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1167 ESA_KDATA_BASE_ADDR2 + i, 0); 1168 } 1169 1170 /* Init DMA pointer */ 1171 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_CURRENT_DMA, 1172 ESA_KDATA_DMA_XFER0); 1173 1174 /* Write kernel code into memory */ 1175 size = sizeof(esa_assp_kernel_image); 1176 for (i = 0; i < size / 2; i++) 1177 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1178 ESA_REV_B_CODE_MEMORY_BEGIN + i, esa_assp_kernel_image[i]); 1179 1180 size = sizeof(esa_assp_minisrc_image); 1181 for (i = 0; i < size / 2; i++) 1182 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 0x400 + i, 1183 esa_assp_minisrc_image[i]); 1184 1185 /* Write the coefficients for the low pass filter */ 1186 size = sizeof(esa_minisrc_lpf_image); 1187 for (i = 0; i < size / 2; i++) 1188 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1189 0x400 + ESA_MINISRC_COEF_LOC + i, esa_minisrc_lpf_image[i]); 1190 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, 1191 0x400 + ESA_MINISRC_COEF_LOC + size, 0x8000); 1192 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_TASK0, 0x400); 1193 /* Init the mixer number */ 1194 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1195 ESA_KDATA_MIXER_TASK_NUMBER, 0); 1196 /* Extreme kernel master volume */ 1197 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DAC_LEFT_VOLUME, 1198 ESA_ARB_VOLUME); 1199 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, 1200 ESA_KDATA_DAC_RIGHT_VOLUME, ESA_ARB_VOLUME); 1201 1202 if (esa_amp_enable(sc)) 1203 return (-1); 1204 1205 /* Zero entire DAC/ADC area */ 1206 for (i = 0x1100; i < 0x1c00; i++) 1207 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 0); 1208 1209 /* set some sane defaults */ 1210 sc->play.data_offset = ESA_DAC_DATA + data_bytes; 1211 sc->rec.data_offset = ESA_DAC_DATA + data_bytes + (data_bytes / 2); 1212 1213 esa_enable_interrupts(sc); 1214 1215 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1216 reset_state | ESA_REGB_ENABLE_RESET); 1217 1218 return (0); 1219 } 1220 1221 void 1222 esa_config(struct esa_softc *sc) 1223 { 1224 bus_space_tag_t iot = sc->sc_iot; 1225 bus_space_handle_t ioh = sc->sc_ioh; 1226 pcitag_t tag = sc->sc_tag; 1227 pci_chipset_tag_t pc = sc->sc_pct; 1228 u_int32_t data; 1229 1230 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1231 data &= ESA_REDUCED_DEBOUNCE; 1232 data |= ESA_PM_CTRL_ENABLE | ESA_CLK_DIV_BY_49 | ESA_USE_PCI_TIMING; 1233 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1234 1235 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RESET_ASSP); 1236 data = pci_conf_read(pc, tag, ESA_PCI_ALLEGRO_CONFIG); 1237 data &= ~ESA_INT_CLK_SELECT; 1238 if (sc->type == ESS_MAESTRO3) { 1239 data &= ~ESA_INT_CLK_MULT_ENABLE; 1240 data |= ESA_INT_CLK_SRC_NOT_PCI; 1241 } 1242 data &= ~(ESA_CLK_MULT_MODE_SELECT | ESA_CLK_MULT_MODE_SELECT_2); 1243 pci_conf_write(pc, tag, ESA_PCI_ALLEGRO_CONFIG, data); 1244 1245 if (sc->type == ESS_ALLEGRO1) { 1246 data = pci_conf_read(pc, tag, ESA_PCI_USER_CONFIG); 1247 data |= ESA_IN_CLK_12MHZ_SELECT; 1248 pci_conf_write(pc, tag, ESA_PCI_USER_CONFIG, data); 1249 } 1250 1251 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_A); 1252 data &= ~(ESA_DSP_CLK_36MHZ_SELECT | ESA_ASSP_CLK_49MHZ_SELECT); 1253 data |= ESA_ASSP_CLK_49MHZ_SELECT; /* XXX: Assumes 49MHz DSP */ 1254 data |= ESA_ASSP_0_WS_ENABLE; 1255 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_A, data); 1256 1257 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_B, ESA_RUN_ASSP); 1258 1259 return; 1260 } 1261 1262 u_int8_t 1263 esa_assp_halt(struct esa_softc *sc) 1264 { 1265 bus_space_tag_t iot = sc->sc_iot; 1266 bus_space_handle_t ioh = sc->sc_ioh; 1267 u_int8_t data, reset_state; 1268 1269 data = bus_space_read_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B); 1270 reset_state = data & ~ESA_REGB_STOP_CLOCK; 1271 delay(10000); /* XXX use tsleep */ 1272 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1273 reset_state & ~ESA_REGB_ENABLE_RESET); 1274 delay(10000); /* XXX use tsleep */ 1275 1276 return (reset_state); 1277 } 1278 1279 void 1280 esa_codec_reset(struct esa_softc *sc) 1281 { 1282 bus_space_tag_t iot = sc->sc_iot; 1283 bus_space_handle_t ioh = sc->sc_ioh; 1284 u_int16_t data, dir; 1285 int retry = 0; 1286 1287 do { 1288 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1289 dir = data | 0x10; /* assuming pci bus master? */ 1290 1291 /* remote codec config */ 1292 data = bus_space_read_2(iot, ioh, ESA_RING_BUS_CTRL_B); 1293 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_B, 1294 data & ~ESA_SECOND_CODEC_ID_MASK); 1295 data = bus_space_read_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL); 1296 bus_space_write_2(iot, ioh, ESA_SDO_OUT_DEST_CTRL, 1297 data & ~ESA_COMMAND_ADDR_OUT); 1298 data = bus_space_read_2(iot, ioh, ESA_SDO_IN_DEST_CTRL); 1299 bus_space_write_2(iot, ioh, ESA_SDO_IN_DEST_CTRL, 1300 data & ~ESA_STATUS_ADDR_IN); 1301 1302 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1303 ESA_IO_SRAM_ENABLE); 1304 delay(20); 1305 1306 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1307 dir & ~ESA_GPO_PRIMARY_AC97); 1308 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, 1309 ~ESA_GPO_PRIMARY_AC97); 1310 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 0); 1311 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, 1312 dir | ESA_GPO_PRIMARY_AC97); 1313 delay(sc->delay1 * 1000); 1314 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, 1315 ESA_GPO_PRIMARY_AC97); 1316 delay(5); 1317 bus_space_write_2(iot, ioh, ESA_RING_BUS_CTRL_A, 1318 ESA_IO_SRAM_ENABLE | ESA_SERIAL_AC_LINK_ENABLE); 1319 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1320 delay(sc->delay2 * 1000); 1321 1322 esa_read_codec(sc, 0x7c, &data); 1323 if ((data == 0) || (data == 0xffff)) { 1324 retry++; 1325 if (retry > 3) { 1326 printf("%s: esa_codec_reset: failed\n", 1327 sc->sc_dev.dv_xname); 1328 break; 1329 } 1330 printf("%s: esa_codec_reset: retrying\n", 1331 sc->sc_dev.dv_xname); 1332 } else 1333 retry = 0; 1334 } while (retry); 1335 1336 return; 1337 } 1338 1339 int 1340 esa_amp_enable(struct esa_softc *sc) 1341 { 1342 bus_space_tag_t iot = sc->sc_iot; 1343 bus_space_handle_t ioh = sc->sc_ioh; 1344 u_int32_t gpo, polarity_port, polarity; 1345 u_int16_t data; 1346 1347 switch (sc->type) { 1348 case ESS_ALLEGRO1: 1349 polarity_port = 0x1800; 1350 break; 1351 case ESS_MAESTRO3: 1352 polarity_port = 0x1100; 1353 break; 1354 default: 1355 printf("%s: esa_amp_enable: Unknown chip type!!!\n", 1356 sc->sc_dev.dv_xname); 1357 return (1); 1358 } 1359 1360 gpo = (polarity_port >> 8) & 0x0f; 1361 polarity = polarity_port >> 12; 1362 polarity = !polarity; /* Enable */ 1363 polarity = polarity << gpo; 1364 gpo = 1 << gpo; 1365 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~gpo); 1366 data = bus_space_read_2(iot, ioh, ESA_GPIO_DIRECTION); 1367 bus_space_write_2(iot, ioh, ESA_GPIO_DIRECTION, data | gpo); 1368 data = ESA_GPO_SECONDARY_AC97 | ESA_GPO_PRIMARY_AC97 | polarity; 1369 bus_space_write_2(iot, ioh, ESA_GPIO_DATA, data); 1370 bus_space_write_2(iot, ioh, ESA_GPIO_MASK, ~0); 1371 1372 return (0); 1373 } 1374 1375 void 1376 esa_enable_interrupts(struct esa_softc *sc) 1377 { 1378 bus_space_tag_t iot = sc->sc_iot; 1379 bus_space_handle_t ioh = sc->sc_ioh; 1380 u_int8_t data; 1381 1382 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 1383 ESA_ASSP_INT_ENABLE | ESA_HV_INT_ENABLE); 1384 data = bus_space_read_1(iot, ioh, ESA_ASSP_CONTROL_C); 1385 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 1386 data | ESA_ASSP_HOST_INT_ENABLE); 1387 } 1388 1389 int 1390 esa_power(struct esa_softc *sc, int state) 1391 { 1392 pcitag_t tag = sc->sc_tag; 1393 pci_chipset_tag_t pc = sc->sc_pct; 1394 u_int32_t data; 1395 1396 data = pci_conf_read(pc, tag, ESA_CONF_PM_PTR); 1397 if (pci_conf_read(pc, tag, data) == 1) 1398 pci_conf_write(pc, tag, data + 4, state); 1399 1400 return (0); 1401 } 1402 1403 void 1404 esa_powerhook(int why, void *hdl) 1405 { 1406 struct esa_softc *sc = (struct esa_softc *)hdl; 1407 1408 switch (why) { 1409 case PWR_SUSPEND: 1410 case PWR_STANDBY: 1411 esa_suspend(sc); 1412 break; 1413 case PWR_RESUME: 1414 esa_resume(sc); 1415 (sc->codec_if->vtbl->restore_ports)(sc->codec_if); 1416 break; 1417 } 1418 } 1419 1420 int 1421 esa_suspend(struct esa_softc *sc) 1422 { 1423 bus_space_tag_t iot = sc->sc_iot; 1424 bus_space_handle_t ioh = sc->sc_ioh; 1425 int x, i, index; 1426 1427 index = 0; 1428 1429 x = splaudio(); 1430 esa_halt_output(sc); 1431 delay(10000); 1432 splx(x); 1433 1434 bus_space_write_2(iot, ioh, ESA_HOST_INT_CTRL, 0); 1435 bus_space_write_1(iot, ioh, ESA_ASSP_CONTROL_C, 0); 1436 1437 esa_assp_halt(sc); 1438 1439 /* Save ASSP state */ 1440 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1441 i++) 1442 sc->savemem[index++] = esa_read_assp(sc, 1443 ESA_MEMTYPE_INTERNAL_CODE, i); 1444 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1445 i++) 1446 sc->savemem[index++] = esa_read_assp(sc, 1447 ESA_MEMTYPE_INTERNAL_DATA, i); 1448 1449 esa_power(sc, ESA_PPMI_D3); 1450 1451 return (0); 1452 } 1453 1454 int 1455 esa_resume(struct esa_softc *sc) { 1456 bus_space_tag_t iot = sc->sc_iot; 1457 bus_space_handle_t ioh = sc->sc_ioh; 1458 int i, index; 1459 u_int8_t reset_state; 1460 1461 index = 0; 1462 1463 esa_power(sc, ESA_PPMI_D0); 1464 delay(10000); 1465 1466 esa_config(sc); 1467 1468 reset_state = esa_assp_halt(sc); 1469 1470 /* restore ASSP */ 1471 for (i = ESA_REV_B_CODE_MEMORY_BEGIN; i <= ESA_REV_B_CODE_MEMORY_END; 1472 i++) 1473 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_CODE, i, 1474 sc->savemem[index++]); 1475 for (i = ESA_REV_B_DATA_MEMORY_BEGIN; i <= ESA_REV_B_DATA_MEMORY_END; 1476 i++) 1477 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, i, 1478 sc->savemem[index++]); 1479 1480 esa_write_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, ESA_KDATA_DMA_ACTIVE, 0); 1481 bus_space_write_1(iot, ioh, ESA_DSP_PORT_CONTROL_REG_B, 1482 reset_state | ESA_REGB_ENABLE_RESET); 1483 1484 esa_enable_interrupts(sc); 1485 esa_amp_enable(sc); 1486 1487 return (0); 1488 } 1489 1490 u_int32_t 1491 esa_get_pointer(struct esa_softc *sc, struct esa_channel *ch) 1492 { 1493 u_int16_t hi = 0, lo = 0; 1494 u_int32_t addr; 1495 int data_offset = ch->data_offset; 1496 1497 hi = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1498 ESA_CDATA_HOST_SRC_CURRENTH); 1499 lo = esa_read_assp(sc, ESA_MEMTYPE_INTERNAL_DATA, data_offset + 1500 ESA_CDATA_HOST_SRC_CURRENTL); 1501 1502 addr = lo | ((u_int32_t)hi << 16); 1503 return (addr - ch->start); 1504 } 1505 1506 paddr_t 1507 esa_mappage(void *addr, void *mem, off_t off, int prot) 1508 { 1509 struct esa_softc *sc = addr; 1510 struct esa_dma *p; 1511 1512 if (off < 0) 1513 return (-1); 1514 for (p = sc->sc_dmas; p && KERNADDR(p) != mem; p = p->next) 1515 ; 1516 if (!p) 1517 return (-1); 1518 return (bus_dmamem_mmap(sc->sc_dmat, p->segs, p->nsegs, 1519 off, prot, BUS_DMA_WAITOK)); 1520 } 1521
Indexes created Mon Sep 22 13:09:51 GMT 2025