1 /* $OpenBSD: eso.c,v 1.14 2001/10/31 11:00:24 art Exp $ */ 2 /* $NetBSD: eso.c,v 1.3 1999/08/02 17:37:43 augustss Exp $ */ 3 4 /* 5 * Copyright (c) 1999 Klaus J. Klein 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. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 /* 33 * ESS Technology Inc. Solo-1 PCI AudioDrive (ES1938/1946) device driver. 34 */ 35 36 #ifdef __OpenBSD__ 37 #define HIDE 38 #define MATCH_ARG_2_T void * 39 #else 40 #define HIDE static 41 #define MATCH_ARG_2_T struct cfdata * 42 #endif 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/kernel.h> 47 #include <sys/malloc.h> 48 #include <sys/device.h> 49 #include <sys/proc.h> 50 51 #include <dev/pci/pcidevs.h> 52 #include <dev/pci/pcivar.h> 53 54 #include <sys/audioio.h> 55 #include <dev/audio_if.h> 56 #include <dev/midi_if.h> 57 58 #include <dev/mulaw.h> 59 #include <dev/auconv.h> 60 61 #include <dev/ic/mpuvar.h> 62 #include <dev/ic/i8237reg.h> 63 #include <dev/pci/esoreg.h> 64 #include <dev/pci/esovar.h> 65 #include <dev/audiovar.h> 66 67 #include <machine/bus.h> 68 #include <machine/intr.h> 69 70 #ifdef __OpenBSD__ 71 #include <machine/endian.h> 72 #define htopci(x) htole32(x) 73 #define pcitoh(x) letoh32(x) 74 #else 75 #if BYTE_ORDER == BIG_ENDIAN 76 #include <machine/bswap.h> 77 #define htopci(x) bswap32(x) 78 #define pcitoh(x) bswap32(x) 79 #else 80 #define htopci(x) (x) 81 #define pcitoh(x) (x) 82 #endif 83 #endif 84 85 #if defined(AUDIO_DEBUG) || defined(DEBUG) 86 #define DPRINTF(x) printf x 87 #else 88 #define DPRINTF(x) 89 #endif 90 91 struct eso_dma { 92 bus_dmamap_t ed_map; 93 caddr_t ed_addr; 94 bus_dma_segment_t ed_segs[1]; 95 int ed_nsegs; 96 size_t ed_size; 97 struct eso_dma * ed_next; 98 }; 99 100 #define KVADDR(dma) ((void *)(dma)->ed_addr) 101 #define DMAADDR(dma) ((dma)->ed_map->dm_segs[0].ds_addr) 102 103 /* Autoconfiguration interface */ 104 HIDE int eso_match __P((struct device *, MATCH_ARG_2_T, void *)); 105 HIDE void eso_attach __P((struct device *, struct device *, void *)); 106 HIDE void eso_defer __P((struct device *)); 107 108 struct cfattach eso_ca = { 109 sizeof (struct eso_softc), eso_match, eso_attach 110 }; 111 112 #ifdef __OpenBSD__ 113 struct cfdriver eso_cd = { 114 NULL, "eso", DV_DULL 115 }; 116 #endif 117 118 /* PCI interface */ 119 HIDE int eso_intr __P((void *)); 120 121 /* MI audio layer interface */ 122 HIDE int eso_open __P((void *, int)); 123 HIDE void eso_close __P((void *)); 124 HIDE int eso_query_encoding __P((void *, struct audio_encoding *)); 125 HIDE int eso_set_params __P((void *, int, int, struct audio_params *, 126 struct audio_params *)); 127 HIDE int eso_round_blocksize __P((void *, int)); 128 HIDE int eso_halt_output __P((void *)); 129 HIDE int eso_halt_input __P((void *)); 130 HIDE int eso_getdev __P((void *, struct audio_device *)); 131 HIDE int eso_set_port __P((void *, mixer_ctrl_t *)); 132 HIDE int eso_get_port __P((void *, mixer_ctrl_t *)); 133 HIDE int eso_query_devinfo __P((void *, mixer_devinfo_t *)); 134 HIDE void * eso_allocm __P((void *, int, size_t, int, int)); 135 HIDE void eso_freem __P((void *, void *, int)); 136 HIDE size_t eso_round_buffersize __P((void *, int, size_t)); 137 HIDE paddr_t eso_mappage __P((void *, void *, off_t, int)); 138 HIDE int eso_get_props __P((void *)); 139 HIDE int eso_trigger_output __P((void *, void *, void *, int, 140 void (*)(void *), void *, struct audio_params *)); 141 HIDE int eso_trigger_input __P((void *, void *, void *, int, 142 void (*)(void *), void *, struct audio_params *)); 143 144 HIDE struct audio_hw_if eso_hw_if = { 145 eso_open, 146 eso_close, 147 NULL, /* drain */ 148 eso_query_encoding, 149 eso_set_params, 150 eso_round_blocksize, 151 NULL, /* commit_settings */ 152 NULL, /* init_output */ 153 NULL, /* init_input */ 154 NULL, /* start_output */ 155 NULL, /* start_input */ 156 eso_halt_output, 157 eso_halt_input, 158 NULL, /* speaker_ctl */ 159 eso_getdev, 160 NULL, /* setfd */ 161 eso_set_port, 162 eso_get_port, 163 eso_query_devinfo, 164 #ifdef __OpenBSD__ 165 0, 166 #else 167 eso_allocm, 168 #endif 169 eso_freem, 170 #ifdef __OpenBSD__ 171 0, 172 #else 173 eso_round_buffersize, 174 #endif 175 eso_mappage, 176 eso_get_props, 177 eso_trigger_output, 178 eso_trigger_input, 179 #ifdef __OpenBSD__ 180 eso_allocm, 181 eso_round_buffersize 182 #endif 183 }; 184 185 HIDE const char * const eso_rev2model[] = { 186 "ES1938", 187 "ES1946", 188 "ES1946 rev E" 189 }; 190 191 192 /* 193 * Utility routines 194 */ 195 /* Register access etc. */ 196 HIDE uint8_t eso_read_ctlreg __P((struct eso_softc *, uint8_t)); 197 HIDE uint8_t eso_read_mixreg __P((struct eso_softc *, uint8_t)); 198 HIDE uint8_t eso_read_rdr __P((struct eso_softc *)); 199 HIDE int eso_reset __P((struct eso_softc *)); 200 HIDE void eso_set_gain __P((struct eso_softc *, unsigned int)); 201 HIDE int eso_set_recsrc __P((struct eso_softc *, unsigned int)); 202 HIDE void eso_write_cmd __P((struct eso_softc *, uint8_t)); 203 HIDE void eso_write_ctlreg __P((struct eso_softc *, uint8_t, uint8_t)); 204 HIDE void eso_write_mixreg __P((struct eso_softc *, uint8_t, uint8_t)); 205 /* DMA memory allocation */ 206 HIDE int eso_allocmem __P((struct eso_softc *, size_t, size_t, size_t, 207 int, struct eso_dma *)); 208 HIDE void eso_freemem __P((struct eso_softc *, struct eso_dma *)); 209 210 211 HIDE int 212 eso_match(parent, match, aux) 213 struct device *parent; 214 MATCH_ARG_2_T match; 215 void *aux; 216 { 217 struct pci_attach_args *pa = aux; 218 219 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ESSTECH && 220 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ESSTECH_SOLO1) 221 return (1); 222 223 return (0); 224 } 225 226 HIDE void 227 eso_attach(parent, self, aux) 228 struct device *parent, *self; 229 void *aux; 230 { 231 struct eso_softc *sc = (struct eso_softc *)self; 232 struct pci_attach_args *pa = aux; 233 struct audio_attach_args aa; 234 pci_intr_handle_t ih; 235 bus_addr_t vcbase; 236 const char *intrstring; 237 int idx; 238 uint8_t a2mode; 239 240 sc->sc_revision = PCI_REVISION(pa->pa_class); 241 242 if (sc->sc_revision < 243 sizeof (eso_rev2model) / sizeof (eso_rev2model[0])) 244 printf(": %s", eso_rev2model[sc->sc_revision]); 245 else 246 printf(": (unknown rev. 0x%02x)", sc->sc_revision); 247 248 /* Map I/O registers. */ 249 if (pci_mapreg_map(pa, ESO_PCI_BAR_IO, PCI_MAPREG_TYPE_IO, 0, 250 &sc->sc_iot, &sc->sc_ioh, NULL, NULL, 0)) { 251 printf(", can't map I/O space\n"); 252 return; 253 } 254 if (pci_mapreg_map(pa, ESO_PCI_BAR_SB, PCI_MAPREG_TYPE_IO, 0, 255 &sc->sc_sb_iot, &sc->sc_sb_ioh, NULL, NULL, 0)) { 256 printf(", can't map SB I/O space\n"); 257 return; 258 } 259 if (pci_mapreg_map(pa, ESO_PCI_BAR_VC, PCI_MAPREG_TYPE_IO, 0, 260 &sc->sc_dmac_iot, &sc->sc_dmac_ioh, &vcbase, &sc->sc_vcsize, 0)) { 261 vcbase = 0; 262 sc->sc_vcsize = 0x10; /* From the data sheet. */ 263 } 264 265 if (pci_mapreg_map(pa, ESO_PCI_BAR_MPU, PCI_MAPREG_TYPE_IO, 0, 266 &sc->sc_mpu_iot, &sc->sc_mpu_ioh, NULL, NULL, 0)) { 267 printf(", can't map MPU I/O space\n"); 268 return; 269 } 270 if (pci_mapreg_map(pa, ESO_PCI_BAR_GAME, PCI_MAPREG_TYPE_IO, 0, 271 &sc->sc_game_iot, &sc->sc_game_ioh, NULL, NULL, 0)) { 272 printf(", can't map Game I/O space\n"); 273 return; 274 } 275 276 sc->sc_dmat = pa->pa_dmat; 277 sc->sc_dmas = NULL; 278 sc->sc_dmac_configured = 0; 279 280 /* Enable bus mastering. */ 281 pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 282 pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) | 283 PCI_COMMAND_MASTER_ENABLE); 284 285 /* Reset the device; bail out upon failure. */ 286 if (eso_reset(sc) != 0) { 287 printf(", can't reset\n"); 288 return; 289 } 290 291 /* Select the DMA/IRQ policy: DDMA, ISA IRQ emulation disabled. */ 292 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C, 293 pci_conf_read(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C) & 294 ~(ESO_PCI_S1C_IRQP_MASK | ESO_PCI_S1C_DMAP_MASK)); 295 296 /* Enable the relevant DMA interrupts. */ 297 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL, 298 ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ); 299 300 /* Set up A1's sample rate generator for new-style parameters. */ 301 a2mode = eso_read_mixreg(sc, ESO_MIXREG_A2MODE); 302 a2mode |= ESO_MIXREG_A2MODE_NEWA1 | ESO_MIXREG_A2MODE_ASYNC; 303 eso_write_mixreg(sc, ESO_MIXREG_A2MODE, a2mode); 304 305 /* Set mixer regs to something reasonable, needs work. */ 306 for (idx = 0; idx < ESO_NGAINDEVS; idx++) { 307 int v; 308 309 switch (idx) { 310 case ESO_MIC_PLAY_VOL: 311 case ESO_LINE_PLAY_VOL: 312 case ESO_CD_PLAY_VOL: 313 case ESO_MONO_PLAY_VOL: 314 case ESO_AUXB_PLAY_VOL: 315 case ESO_DAC_REC_VOL: 316 case ESO_LINE_REC_VOL: 317 case ESO_SYNTH_REC_VOL: 318 case ESO_CD_REC_VOL: 319 case ESO_MONO_REC_VOL: 320 case ESO_AUXB_REC_VOL: 321 case ESO_SPATIALIZER: 322 v = 0; 323 break; 324 case ESO_MASTER_VOL: 325 v = ESO_GAIN_TO_6BIT(AUDIO_MAX_GAIN / 2); 326 break; 327 default: 328 v = ESO_GAIN_TO_4BIT(AUDIO_MAX_GAIN / 2); 329 break; 330 } 331 sc->sc_gain[idx][ESO_LEFT] = sc->sc_gain[idx][ESO_RIGHT] = v; 332 eso_set_gain(sc, idx); 333 } 334 eso_set_recsrc(sc, ESO_MIXREG_ERS_MIC); 335 336 /* Map and establish the interrupt. */ 337 if (pci_intr_map(pa, &ih)) { 338 printf(", couldn't map interrupt\n"); 339 return; 340 } 341 intrstring = pci_intr_string(pa->pa_pc, ih); 342 #ifdef __OpenBSD__ 343 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, eso_intr, sc, 344 sc->sc_dev.dv_xname); 345 #else 346 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, eso_intr, sc); 347 #endif 348 if (sc->sc_ih == NULL) { 349 printf(", couldn't establish interrupt"); 350 if (intrstring != NULL) 351 printf(" at %s", intrstring); 352 printf("\n"); 353 return; 354 } 355 printf(", %s\n", intrstring); 356 357 /* 358 * Set up the DDMA Control register; a suitable I/O region has been 359 * supposedly mapped in the VC base address register. 360 * 361 * The Solo-1 has an ... interesting silicon bug that causes it to 362 * not respond to I/O space accesses to the Audio 1 DMA controller 363 * if the latter's mapping base address is aligned on a 1K boundary. 364 * As a consequence, it is quite possible for the mapping provided 365 * in the VC BAR to be useless. To work around this, we defer this 366 * part until all autoconfiguration on our parent bus is completed 367 * and then try to map it ourselves in fulfillment of the constraint. 368 * 369 * According to the register map we may write to the low 16 bits 370 * only, but experimenting has shown we're safe. 371 * -kjk 372 */ 373 if (ESO_VALID_DDMAC_BASE(vcbase)) { 374 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC, 375 vcbase | ESO_PCI_DDMAC_DE); 376 sc->sc_dmac_configured = 1; 377 378 printf("%s: mapping Audio 1 DMA using VC I/O space at 0x%lx\n", 379 sc->sc_dev.dv_xname, (unsigned long)vcbase); 380 } else { 381 DPRINTF(("%s: VC I/O space at 0x%lx not suitable, deferring\n", 382 sc->sc_dev.dv_xname, (unsigned long)vcbase)); 383 sc->sc_pa = *pa; 384 config_defer(self, eso_defer); 385 } 386 387 audio_attach_mi(&eso_hw_if, sc, &sc->sc_dev); 388 389 aa.type = AUDIODEV_TYPE_OPL; 390 aa.hwif = NULL; 391 aa.hdl = NULL; 392 (void)config_found(&sc->sc_dev, &aa, audioprint); 393 394 #if 0 395 aa.type = AUDIODEV_TYPE_MPU; 396 aa.hwif = NULL; 397 aa.hdl = NULL; 398 sc->sc_mpudev = config_found(&sc->sc_dev, &aa, audioprint); 399 #endif 400 } 401 402 HIDE void 403 eso_defer(self) 404 struct device *self; 405 { 406 struct eso_softc *sc = (struct eso_softc *)self; 407 struct pci_attach_args *pa = &sc->sc_pa; 408 bus_addr_t addr, start; 409 410 printf("%s: ", sc->sc_dev.dv_xname); 411 412 /* 413 * This is outright ugly, but since we must not make assumptions 414 * on the underlying allocator's behaviour it's the most straight- 415 * forward way to implement it. Note that we skip over the first 416 * 1K region, which is typically occupied by an attached ISA bus. 417 */ 418 for (start = 0x0400; start < 0xffff; start += 0x0400) { 419 if (bus_space_alloc(sc->sc_iot, 420 start + sc->sc_vcsize, start + 0x0400 - 1, 421 sc->sc_vcsize, sc->sc_vcsize, 0, 0, &addr, 422 &sc->sc_dmac_ioh) != 0) 423 continue; 424 425 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC, 426 addr | ESO_PCI_DDMAC_DE); 427 sc->sc_dmac_iot = sc->sc_iot; 428 sc->sc_dmac_configured = 1; 429 printf("mapping Audio 1 DMA using I/O space at 0x%lx\n", 430 (unsigned long)addr); 431 432 return; 433 } 434 435 printf("can't map Audio 1 DMA into I/O space\n"); 436 } 437 438 HIDE void 439 eso_write_cmd(sc, cmd) 440 struct eso_softc *sc; 441 uint8_t cmd; 442 { 443 int i; 444 445 /* Poll for busy indicator to become clear. */ 446 for (i = 0; i < ESO_WDR_TIMEOUT; i++) { 447 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RSR) 448 & ESO_SB_RSR_BUSY) == 0) { 449 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, 450 ESO_SB_WDR, cmd); 451 return; 452 } else { 453 delay(10); 454 } 455 } 456 457 printf("%s: WDR timeout\n", sc->sc_dev.dv_xname); 458 return; 459 } 460 461 /* Write to a controller register */ 462 HIDE void 463 eso_write_ctlreg(sc, reg, val) 464 struct eso_softc *sc; 465 uint8_t reg, val; 466 { 467 468 /* DPRINTF(("ctlreg 0x%02x = 0x%02x\n", reg, val)); */ 469 470 eso_write_cmd(sc, reg); 471 eso_write_cmd(sc, val); 472 } 473 474 /* Read out the Read Data Register */ 475 HIDE uint8_t 476 eso_read_rdr(sc) 477 struct eso_softc *sc; 478 { 479 int i; 480 481 for (i = 0; i < ESO_RDR_TIMEOUT; i++) { 482 if (bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 483 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) { 484 return (bus_space_read_1(sc->sc_sb_iot, 485 sc->sc_sb_ioh, ESO_SB_RDR)); 486 } else { 487 delay(10); 488 } 489 } 490 491 printf("%s: RDR timeout\n", sc->sc_dev.dv_xname); 492 return (-1); 493 } 494 495 496 HIDE uint8_t 497 eso_read_ctlreg(sc, reg) 498 struct eso_softc *sc; 499 uint8_t reg; 500 { 501 502 eso_write_cmd(sc, ESO_CMD_RCR); 503 eso_write_cmd(sc, reg); 504 return (eso_read_rdr(sc)); 505 } 506 507 HIDE void 508 eso_write_mixreg(sc, reg, val) 509 struct eso_softc *sc; 510 uint8_t reg, val; 511 { 512 int s; 513 514 /* DPRINTF(("mixreg 0x%02x = 0x%02x\n", reg, val)); */ 515 516 s = splaudio(); 517 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg); 518 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA, val); 519 splx(s); 520 } 521 522 HIDE uint8_t 523 eso_read_mixreg(sc, reg) 524 struct eso_softc *sc; 525 uint8_t reg; 526 { 527 int s; 528 uint8_t val; 529 530 s = splaudio(); 531 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg); 532 val = bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA); 533 splx(s); 534 535 return (val); 536 } 537 538 HIDE int 539 eso_intr(hdl) 540 void *hdl; 541 { 542 struct eso_softc *sc = hdl; 543 uint8_t irqctl; 544 545 irqctl = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL); 546 547 /* If it wasn't ours, that's all she wrote. */ 548 if ((irqctl & (ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ)) == 0) 549 return (0); 550 551 if (irqctl & ESO_IO_IRQCTL_A1IRQ) { 552 /* Clear interrupt. */ 553 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 554 ESO_SB_RBSR); 555 556 if (sc->sc_rintr) 557 sc->sc_rintr(sc->sc_rarg); 558 else 559 wakeup(&sc->sc_rintr); 560 } 561 562 if (irqctl & ESO_IO_IRQCTL_A2IRQ) { 563 /* 564 * Clear the A2 IRQ latch: the cached value reflects the 565 * current DAC settings with the IRQ latch bit not set. 566 */ 567 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2); 568 569 if (sc->sc_pintr) 570 sc->sc_pintr(sc->sc_parg); 571 else 572 wakeup(&sc->sc_pintr); 573 } 574 575 #if 0 576 if ((irqctl & ESO_IO_IRQCTL_MPUIRQ) && sc->sc_mpudev != 0) 577 mpu_intr(sc->sc_mpudev); 578 #endif 579 580 return (1); 581 } 582 583 /* Perform a software reset, including DMA FIFOs. */ 584 HIDE int 585 eso_reset(sc) 586 struct eso_softc *sc; 587 { 588 int i; 589 590 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 591 ESO_SB_RESET_SW | ESO_SB_RESET_FIFO); 592 /* `Delay' suggested in the data sheet. */ 593 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_STATUS); 594 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 0); 595 596 /* Wait for reset to take effect. */ 597 for (i = 0; i < ESO_RESET_TIMEOUT; i++) { 598 /* Poll for data to become available. */ 599 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 600 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) != 0 && 601 bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 602 ESO_SB_RDR) == ESO_SB_RDR_RESETMAGIC) { 603 604 /* Activate Solo-1 extension commands. */ 605 eso_write_cmd(sc, ESO_CMD_EXTENB); 606 /* Reset mixer registers. */ 607 eso_write_mixreg(sc, ESO_MIXREG_RESET, 608 ESO_MIXREG_RESET_RESET); 609 610 return (0); 611 } else { 612 delay(1000); 613 } 614 } 615 616 printf("%s: reset timeout\n", sc->sc_dev.dv_xname); 617 return (-1); 618 } 619 620 621 /* ARGSUSED */ 622 HIDE int 623 eso_open(hdl, flags) 624 void *hdl; 625 int flags; 626 { 627 struct eso_softc *sc = hdl; 628 629 DPRINTF(("%s: open\n", sc->sc_dev.dv_xname)); 630 631 sc->sc_pintr = NULL; 632 sc->sc_rintr = NULL; 633 634 return (0); 635 } 636 637 HIDE void 638 eso_close(hdl) 639 void *hdl; 640 { 641 642 DPRINTF(("%s: close\n", ((struct eso_softc *)hdl)->sc_dev.dv_xname)); 643 } 644 645 HIDE int 646 eso_query_encoding(hdl, fp) 647 void *hdl; 648 struct audio_encoding *fp; 649 { 650 651 switch (fp->index) { 652 case 0: 653 strcpy(fp->name, AudioEulinear); 654 fp->encoding = AUDIO_ENCODING_ULINEAR; 655 fp->precision = 8; 656 fp->flags = 0; 657 break; 658 case 1: 659 strcpy(fp->name, AudioEslinear); 660 fp->encoding = AUDIO_ENCODING_SLINEAR; 661 fp->precision = 8; 662 fp->flags = 0; 663 break; 664 case 2: 665 fp->precision = 16; 666 if (fp->flags & AUOPEN_READ) { 667 strcpy(fp->name, AudioEslinear_be); 668 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 669 if (fp->flags & AUOPEN_WRITE) 670 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 671 else 672 fp->flags = 0; 673 } else { 674 strcpy(fp->name, AudioEslinear_le); 675 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 676 fp->flags = 0; 677 } 678 break; 679 case 3: 680 fp->precision = 16; 681 if (fp->flags & AUOPEN_READ) { 682 strcpy(fp->name, AudioEulinear_be); 683 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 684 if (fp->flags & AUOPEN_WRITE) 685 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 686 else 687 fp->flags = 0; 688 } else { 689 strcpy(fp->name, AudioEulinear_le); 690 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 691 fp->flags = 0; 692 } 693 break; 694 case 4: 695 fp->precision = 16; 696 if (fp->flags & AUOPEN_READ) { 697 strcpy(fp->name, AudioEslinear_le); 698 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 699 } else { 700 strcpy(fp->name, AudioEslinear_be); 701 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 702 } 703 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 704 break; 705 case 5: 706 fp->precision = 16; 707 if (fp->flags & AUOPEN_READ) { 708 strcpy(fp->name, AudioEulinear_le); 709 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 710 } else { 711 strcpy(fp->name, AudioEulinear_be); 712 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 713 } 714 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 715 break; 716 case 6: 717 strcpy(fp->name, AudioEmulaw); 718 fp->encoding = AUDIO_ENCODING_ULAW; 719 fp->precision = 8; 720 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 721 break; 722 case 7: 723 strcpy(fp->name, AudioEalaw); 724 fp->encoding = AUDIO_ENCODING_ALAW; 725 fp->precision = 8; 726 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 727 break; 728 default: 729 return (EINVAL); 730 } 731 732 return (0); 733 } 734 735 HIDE int 736 eso_set_params(hdl, setmode, usemode, play, rec) 737 void *hdl; 738 int setmode, usemode; 739 struct audio_params *play, *rec; 740 { 741 struct eso_softc *sc = hdl; 742 struct audio_params *p; 743 int mode, r[2], rd[2], clk; 744 unsigned int srg, fltdiv; 745 746 for (mode = AUMODE_RECORD; mode != -1; 747 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 748 if ((setmode & mode) == 0) 749 continue; 750 751 p = (mode == AUMODE_PLAY) ? play : rec; 752 753 if (p->sample_rate < ESO_MINRATE || 754 p->sample_rate > ESO_MAXRATE || 755 (p->precision != 8 && p->precision != 16) || 756 (p->channels != 1 && p->channels != 2)) 757 return (EINVAL); 758 759 p->factor = 1; 760 p->sw_code = NULL; 761 switch (p->encoding) { 762 case AUDIO_ENCODING_SLINEAR_BE: 763 case AUDIO_ENCODING_ULINEAR_BE: 764 if (mode == AUMODE_PLAY && p->precision == 16) 765 p->sw_code = swap_bytes; 766 break; 767 case AUDIO_ENCODING_SLINEAR_LE: 768 case AUDIO_ENCODING_ULINEAR_LE: 769 if (mode == AUMODE_RECORD && p->precision == 16) 770 p->sw_code = swap_bytes; 771 break; 772 case AUDIO_ENCODING_ULAW: 773 if (mode == AUMODE_PLAY) { 774 p->factor = 2; 775 p->sw_code = mulaw_to_ulinear16; 776 } else { 777 p->sw_code = ulinear8_to_mulaw; 778 } 779 break; 780 case AUDIO_ENCODING_ALAW: 781 if (mode == AUMODE_PLAY) { 782 p->factor = 2; 783 p->sw_code = alaw_to_ulinear16; 784 } else { 785 p->sw_code = ulinear8_to_alaw; 786 } 787 break; 788 default: 789 return (EINVAL); 790 } 791 792 /* 793 * We'll compute both possible sample rate dividers and pick 794 * the one with the least error. 795 */ 796 #define ABS(x) ((x) < 0 ? -(x) : (x)) 797 r[0] = ESO_CLK0 / 798 (128 - (rd[0] = 128 - ESO_CLK0 / p->sample_rate)); 799 r[1] = ESO_CLK1 / 800 (128 - (rd[1] = 128 - ESO_CLK1 / p->sample_rate)); 801 802 clk = ABS(p->sample_rate - r[0]) > ABS(p->sample_rate - r[1]); 803 srg = rd[clk] | (clk == 1 ? ESO_CLK1_SELECT : 0x00); 804 805 /* Roll-off frequency of 87%, as in the ES1888 driver. */ 806 fltdiv = 256 - 200279L / p->sample_rate; 807 808 /* Update to reflect the possibly inexact rate. */ 809 p->sample_rate = r[clk]; 810 811 if (mode == AUMODE_RECORD) { 812 /* Audio 1 */ 813 DPRINTF(("A1 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv)); 814 eso_write_ctlreg(sc, ESO_CTLREG_SRG, srg); 815 eso_write_ctlreg(sc, ESO_CTLREG_FLTDIV, fltdiv); 816 } else { 817 /* Audio 2 */ 818 DPRINTF(("A2 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv)); 819 eso_write_mixreg(sc, ESO_MIXREG_A2SRG, srg); 820 eso_write_mixreg(sc, ESO_MIXREG_A2FLTDIV, fltdiv); 821 } 822 #undef ABS 823 824 } 825 826 return (0); 827 } 828 829 HIDE int 830 eso_round_blocksize(hdl, blk) 831 void *hdl; 832 int blk; 833 { 834 835 return (blk & -32); /* keep good alignment; at least 16 req'd */ 836 } 837 838 HIDE int 839 eso_halt_output(hdl) 840 void *hdl; 841 { 842 struct eso_softc *sc = hdl; 843 int error, s; 844 845 DPRINTF(("%s: halt_output\n", sc->sc_dev.dv_xname)); 846 847 /* 848 * Disable auto-initialize DMA, allowing the FIFO to drain and then 849 * stop. The interrupt callback pointer is cleared at this 850 * point so that an outstanding FIFO interrupt for the remaining data 851 * will be acknowledged without further processing. 852 * 853 * This does not immediately `abort' an operation in progress (c.f. 854 * audio(9)) but is the method to leave the FIFO behind in a clean 855 * state with the least hair. (Besides, that item needs to be 856 * rephrased for trigger_*()-based DMA environments.) 857 */ 858 s = splaudio(); 859 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 860 ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB); 861 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 862 ESO_IO_A2DMAM_DMAENB); 863 864 sc->sc_pintr = NULL; 865 error = tsleep(&sc->sc_pintr, PCATCH | PWAIT, "esoho", hz); 866 splx(s); 867 868 /* Shut down DMA completely. */ 869 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 0); 870 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 0); 871 872 return (error == EWOULDBLOCK ? 0 : error); 873 } 874 875 HIDE int 876 eso_halt_input(hdl) 877 void *hdl; 878 { 879 struct eso_softc *sc = hdl; 880 int error, s; 881 882 DPRINTF(("%s: halt_input\n", sc->sc_dev.dv_xname)); 883 884 /* Just like eso_halt_output(), but for Audio 1. */ 885 s = splaudio(); 886 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 887 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC | 888 ESO_CTLREG_A1C2_DMAENB); 889 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE, 890 DMA37MD_WRITE | DMA37MD_DEMAND); 891 892 sc->sc_rintr = NULL; 893 error = tsleep(&sc->sc_rintr, PCATCH | PWAIT, "esohi", hz); 894 splx(s); 895 896 /* Shut down DMA completely. */ 897 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 898 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC); 899 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 900 ESO_DMAC_MASK_MASK); 901 902 return (error == EWOULDBLOCK ? 0 : error); 903 } 904 905 /* ARGSUSED */ 906 HIDE int 907 eso_getdev(hdl, retp) 908 void *hdl; 909 struct audio_device *retp; 910 { 911 struct eso_softc *sc = hdl; 912 913 strncpy(retp->name, "ESS Solo-1", sizeof (retp->name)); 914 #ifdef __OpenBSD__ 915 /* This does not overflow. */ 916 sprintf(retp->version, "0x%02x", sc->sc_revision); 917 #else 918 snprintf(retp->version, sizeof (retp->version), "0x%02x", 919 sc->sc_revision); 920 #endif 921 if (sc->sc_revision <= 922 sizeof (eso_rev2model) / sizeof (eso_rev2model[0])) 923 strncpy(retp->config, eso_rev2model[sc->sc_revision], 924 sizeof (retp->config)); 925 else 926 strncpy(retp->config, "unknown", sizeof (retp->config)); 927 928 return (0); 929 } 930 931 HIDE int 932 eso_set_port(hdl, cp) 933 void *hdl; 934 mixer_ctrl_t *cp; 935 { 936 struct eso_softc *sc = hdl; 937 unsigned int lgain, rgain; 938 uint8_t tmp; 939 940 switch (cp->dev) { 941 case ESO_DAC_PLAY_VOL: 942 case ESO_MIC_PLAY_VOL: 943 case ESO_LINE_PLAY_VOL: 944 case ESO_SYNTH_PLAY_VOL: 945 case ESO_CD_PLAY_VOL: 946 case ESO_AUXB_PLAY_VOL: 947 case ESO_RECORD_VOL: 948 case ESO_DAC_REC_VOL: 949 case ESO_MIC_REC_VOL: 950 case ESO_LINE_REC_VOL: 951 case ESO_SYNTH_REC_VOL: 952 case ESO_CD_REC_VOL: 953 case ESO_AUXB_REC_VOL: 954 if (cp->type != AUDIO_MIXER_VALUE) 955 return (EINVAL); 956 957 /* 958 * Stereo-capable mixer ports: if we get a single-channel 959 * gain value passed in, then we duplicate it to both left 960 * and right channels. 961 */ 962 switch (cp->un.value.num_channels) { 963 case 1: 964 lgain = rgain = ESO_GAIN_TO_4BIT( 965 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 966 break; 967 case 2: 968 lgain = ESO_GAIN_TO_4BIT( 969 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 970 rgain = ESO_GAIN_TO_4BIT( 971 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 972 break; 973 default: 974 return (EINVAL); 975 } 976 977 sc->sc_gain[cp->dev][ESO_LEFT] = lgain; 978 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain; 979 eso_set_gain(sc, cp->dev); 980 break; 981 982 case ESO_MASTER_VOL: 983 if (cp->type != AUDIO_MIXER_VALUE) 984 return (EINVAL); 985 986 /* Like above, but a precision of 6 bits. */ 987 switch (cp->un.value.num_channels) { 988 case 1: 989 lgain = rgain = ESO_GAIN_TO_6BIT( 990 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 991 break; 992 case 2: 993 lgain = ESO_GAIN_TO_6BIT( 994 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 995 rgain = ESO_GAIN_TO_6BIT( 996 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 997 break; 998 default: 999 return (EINVAL); 1000 } 1001 1002 sc->sc_gain[cp->dev][ESO_LEFT] = lgain; 1003 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain; 1004 eso_set_gain(sc, cp->dev); 1005 break; 1006 1007 case ESO_SPATIALIZER: 1008 if (cp->type != AUDIO_MIXER_VALUE || 1009 cp->un.value.num_channels != 1) 1010 return (EINVAL); 1011 1012 sc->sc_gain[cp->dev][ESO_LEFT] = 1013 sc->sc_gain[cp->dev][ESO_RIGHT] = 1014 ESO_GAIN_TO_6BIT( 1015 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1016 eso_set_gain(sc, cp->dev); 1017 break; 1018 1019 case ESO_MONO_PLAY_VOL: 1020 case ESO_MONO_REC_VOL: 1021 if (cp->type != AUDIO_MIXER_VALUE || 1022 cp->un.value.num_channels != 1) 1023 return (EINVAL); 1024 1025 sc->sc_gain[cp->dev][ESO_LEFT] = 1026 sc->sc_gain[cp->dev][ESO_RIGHT] = 1027 ESO_GAIN_TO_4BIT( 1028 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1029 eso_set_gain(sc, cp->dev); 1030 break; 1031 1032 case ESO_PCSPEAKER_VOL: 1033 if (cp->type != AUDIO_MIXER_VALUE || 1034 cp->un.value.num_channels != 1) 1035 return (EINVAL); 1036 1037 sc->sc_gain[cp->dev][ESO_LEFT] = 1038 sc->sc_gain[cp->dev][ESO_RIGHT] = 1039 ESO_GAIN_TO_3BIT( 1040 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1041 eso_set_gain(sc, cp->dev); 1042 break; 1043 1044 case ESO_SPATIALIZER_ENABLE: 1045 if (cp->type != AUDIO_MIXER_ENUM) 1046 return (EINVAL); 1047 1048 sc->sc_spatializer = (cp->un.ord != 0); 1049 1050 tmp = eso_read_mixreg(sc, ESO_MIXREG_SPAT); 1051 if (sc->sc_spatializer) 1052 tmp |= ESO_MIXREG_SPAT_ENB; 1053 else 1054 tmp &= ~ESO_MIXREG_SPAT_ENB; 1055 eso_write_mixreg(sc, ESO_MIXREG_SPAT, 1056 tmp | ESO_MIXREG_SPAT_RSTREL); 1057 break; 1058 1059 case ESO_MONOOUT_SOURCE: 1060 if (cp->type != AUDIO_MIXER_ENUM) 1061 return (EINVAL); 1062 1063 sc->sc_monooutsrc = cp->un.ord; 1064 1065 tmp = eso_read_mixreg(sc, ESO_MIXREG_MPM); 1066 tmp &= ~ESO_MIXREG_MPM_MOMASK; 1067 tmp |= sc->sc_monooutsrc; 1068 eso_write_mixreg(sc, ESO_MIXREG_MPM, tmp); 1069 break; 1070 1071 case ESO_RECORD_MONITOR: 1072 if (cp->type != AUDIO_MIXER_ENUM) 1073 return (EINVAL); 1074 1075 sc->sc_recmon = (cp->un.ord != 0); 1076 1077 tmp = eso_read_ctlreg(sc, ESO_CTLREG_ACTL); 1078 if (sc->sc_recmon) 1079 tmp |= ESO_CTLREG_ACTL_RECMON; 1080 else 1081 tmp &= ~ESO_CTLREG_ACTL_RECMON; 1082 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, tmp); 1083 break; 1084 1085 case ESO_RECORD_SOURCE: 1086 if (cp->type != AUDIO_MIXER_ENUM) 1087 return (EINVAL); 1088 1089 return (eso_set_recsrc(sc, cp->un.ord)); 1090 1091 case ESO_MIC_PREAMP: 1092 if (cp->type != AUDIO_MIXER_ENUM) 1093 return (EINVAL); 1094 1095 sc->sc_preamp = (cp->un.ord != 0); 1096 1097 tmp = eso_read_mixreg(sc, ESO_MIXREG_MPM); 1098 tmp &= ~ESO_MIXREG_MPM_RESV0; 1099 if (sc->sc_preamp) 1100 tmp |= ESO_MIXREG_MPM_PREAMP; 1101 else 1102 tmp &= ~ESO_MIXREG_MPM_PREAMP; 1103 eso_write_mixreg(sc, ESO_MIXREG_MPM, tmp); 1104 break; 1105 1106 default: 1107 return (EINVAL); 1108 } 1109 1110 return (0); 1111 } 1112 1113 HIDE int 1114 eso_get_port(hdl, cp) 1115 void *hdl; 1116 mixer_ctrl_t *cp; 1117 { 1118 struct eso_softc *sc = hdl; 1119 1120 switch (cp->dev) { 1121 case ESO_DAC_PLAY_VOL: 1122 case ESO_MIC_PLAY_VOL: 1123 case ESO_LINE_PLAY_VOL: 1124 case ESO_SYNTH_PLAY_VOL: 1125 case ESO_CD_PLAY_VOL: 1126 case ESO_AUXB_PLAY_VOL: 1127 case ESO_MASTER_VOL: 1128 case ESO_RECORD_VOL: 1129 case ESO_DAC_REC_VOL: 1130 case ESO_MIC_REC_VOL: 1131 case ESO_LINE_REC_VOL: 1132 case ESO_SYNTH_REC_VOL: 1133 case ESO_CD_REC_VOL: 1134 case ESO_AUXB_REC_VOL: 1135 /* 1136 * Stereo-capable ports: if a single-channel query is made, 1137 * just return the left channel's value (since single-channel 1138 * settings themselves are applied to both channels). 1139 */ 1140 switch (cp->un.value.num_channels) { 1141 case 1: 1142 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1143 sc->sc_gain[cp->dev][ESO_LEFT]; 1144 break; 1145 case 2: 1146 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1147 sc->sc_gain[cp->dev][ESO_LEFT]; 1148 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1149 sc->sc_gain[cp->dev][ESO_RIGHT]; 1150 break; 1151 default: 1152 return (EINVAL); 1153 } 1154 break; 1155 1156 case ESO_MONO_PLAY_VOL: 1157 case ESO_PCSPEAKER_VOL: 1158 case ESO_MONO_REC_VOL: 1159 case ESO_SPATIALIZER: 1160 if (cp->un.value.num_channels != 1) 1161 return (EINVAL); 1162 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1163 sc->sc_gain[cp->dev][ESO_LEFT]; 1164 break; 1165 1166 case ESO_RECORD_MONITOR: 1167 cp->un.ord = sc->sc_recmon; 1168 break; 1169 1170 case ESO_RECORD_SOURCE: 1171 cp->un.ord = sc->sc_recsrc; 1172 break; 1173 1174 case ESO_MONOOUT_SOURCE: 1175 cp->un.ord = sc->sc_monooutsrc; 1176 break; 1177 1178 case ESO_SPATIALIZER_ENABLE: 1179 cp->un.ord = sc->sc_spatializer; 1180 break; 1181 1182 case ESO_MIC_PREAMP: 1183 cp->un.ord = sc->sc_preamp; 1184 break; 1185 1186 default: 1187 return (EINVAL); 1188 } 1189 1190 1191 return (0); 1192 1193 } 1194 1195 HIDE int 1196 eso_query_devinfo(hdl, dip) 1197 void *hdl; 1198 mixer_devinfo_t *dip; 1199 { 1200 1201 switch (dip->index) { 1202 case ESO_DAC_PLAY_VOL: 1203 dip->mixer_class = ESO_INPUT_CLASS; 1204 dip->next = dip->prev = AUDIO_MIXER_LAST; 1205 strcpy(dip->label.name, AudioNdac); 1206 dip->type = AUDIO_MIXER_VALUE; 1207 dip->un.v.num_channels = 2; 1208 strcpy(dip->un.v.units.name, AudioNvolume); 1209 break; 1210 case ESO_MIC_PLAY_VOL: 1211 dip->mixer_class = ESO_INPUT_CLASS; 1212 dip->next = dip->prev = AUDIO_MIXER_LAST; 1213 strcpy(dip->label.name, AudioNmicrophone); 1214 dip->type = AUDIO_MIXER_VALUE; 1215 dip->un.v.num_channels = 2; 1216 strcpy(dip->un.v.units.name, AudioNvolume); 1217 break; 1218 case ESO_LINE_PLAY_VOL: 1219 dip->mixer_class = ESO_INPUT_CLASS; 1220 dip->next = dip->prev = AUDIO_MIXER_LAST; 1221 strcpy(dip->label.name, AudioNline); 1222 dip->type = AUDIO_MIXER_VALUE; 1223 dip->un.v.num_channels = 2; 1224 strcpy(dip->un.v.units.name, AudioNvolume); 1225 break; 1226 case ESO_SYNTH_PLAY_VOL: 1227 dip->mixer_class = ESO_INPUT_CLASS; 1228 dip->next = dip->prev = AUDIO_MIXER_LAST; 1229 strcpy(dip->label.name, AudioNfmsynth); 1230 dip->type = AUDIO_MIXER_VALUE; 1231 dip->un.v.num_channels = 2; 1232 strcpy(dip->un.v.units.name, AudioNvolume); 1233 break; 1234 case ESO_MONO_PLAY_VOL: 1235 dip->mixer_class = ESO_INPUT_CLASS; 1236 dip->next = dip->prev = AUDIO_MIXER_LAST; 1237 strcpy(dip->label.name, "mono_in"); 1238 dip->type = AUDIO_MIXER_VALUE; 1239 dip->un.v.num_channels = 1; 1240 strcpy(dip->un.v.units.name, AudioNvolume); 1241 break; 1242 case ESO_CD_PLAY_VOL: 1243 dip->mixer_class = ESO_INPUT_CLASS; 1244 dip->next = dip->prev = AUDIO_MIXER_LAST; 1245 strcpy(dip->label.name, AudioNcd); 1246 dip->type = AUDIO_MIXER_VALUE; 1247 dip->un.v.num_channels = 2; 1248 strcpy(dip->un.v.units.name, AudioNvolume); 1249 break; 1250 case ESO_AUXB_PLAY_VOL: 1251 dip->mixer_class = ESO_INPUT_CLASS; 1252 dip->next = dip->prev = AUDIO_MIXER_LAST; 1253 strcpy(dip->label.name, "auxb"); 1254 dip->type = AUDIO_MIXER_VALUE; 1255 dip->un.v.num_channels = 2; 1256 strcpy(dip->un.v.units.name, AudioNvolume); 1257 break; 1258 1259 case ESO_MIC_PREAMP: 1260 dip->mixer_class = ESO_MICROPHONE_CLASS; 1261 dip->next = dip->prev = AUDIO_MIXER_LAST; 1262 strcpy(dip->label.name, AudioNpreamp); 1263 dip->type = AUDIO_MIXER_ENUM; 1264 dip->un.e.num_mem = 2; 1265 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1266 dip->un.e.member[0].ord = 0; 1267 strcpy(dip->un.e.member[1].label.name, AudioNon); 1268 dip->un.e.member[1].ord = 1; 1269 break; 1270 case ESO_MICROPHONE_CLASS: 1271 dip->mixer_class = ESO_MICROPHONE_CLASS; 1272 dip->next = dip->prev = AUDIO_MIXER_LAST; 1273 strcpy(dip->label.name, AudioNmicrophone); 1274 dip->type = AUDIO_MIXER_CLASS; 1275 break; 1276 1277 case ESO_INPUT_CLASS: 1278 dip->mixer_class = ESO_INPUT_CLASS; 1279 dip->next = dip->prev = AUDIO_MIXER_LAST; 1280 strcpy(dip->label.name, AudioCinputs); 1281 dip->type = AUDIO_MIXER_CLASS; 1282 break; 1283 1284 case ESO_MASTER_VOL: 1285 dip->mixer_class = ESO_OUTPUT_CLASS; 1286 dip->next = dip->prev = AUDIO_MIXER_LAST; 1287 strcpy(dip->label.name, AudioNmaster); 1288 dip->type = AUDIO_MIXER_VALUE; 1289 dip->un.v.num_channels = 2; 1290 strcpy(dip->un.v.units.name, AudioNvolume); 1291 break; 1292 case ESO_PCSPEAKER_VOL: 1293 dip->mixer_class = ESO_OUTPUT_CLASS; 1294 dip->next = dip->prev = AUDIO_MIXER_LAST; 1295 strcpy(dip->label.name, "pc_speaker"); 1296 dip->type = AUDIO_MIXER_VALUE; 1297 dip->un.v.num_channels = 1; 1298 strcpy(dip->un.v.units.name, AudioNvolume); 1299 break; 1300 case ESO_MONOOUT_SOURCE: 1301 dip->mixer_class = ESO_OUTPUT_CLASS; 1302 dip->next = dip->prev = AUDIO_MIXER_LAST; 1303 strcpy(dip->label.name, "mono_out"); 1304 dip->type = AUDIO_MIXER_ENUM; 1305 dip->un.e.num_mem = 3; 1306 strcpy(dip->un.e.member[0].label.name, AudioNmute); 1307 dip->un.e.member[0].ord = ESO_MIXREG_MPM_MOMUTE; 1308 strcpy(dip->un.e.member[1].label.name, AudioNdac); 1309 dip->un.e.member[1].ord = ESO_MIXREG_MPM_MOA2R; 1310 strcpy(dip->un.e.member[2].label.name, AudioNmixerout); 1311 dip->un.e.member[2].ord = ESO_MIXREG_MPM_MOREC; 1312 break; 1313 case ESO_SPATIALIZER: 1314 dip->mixer_class = ESO_OUTPUT_CLASS; 1315 dip->prev = AUDIO_MIXER_LAST; 1316 dip->next = ESO_SPATIALIZER_ENABLE; 1317 strcpy(dip->label.name, AudioNspatial); 1318 dip->type = AUDIO_MIXER_VALUE; 1319 dip->un.v.num_channels = 1; 1320 strcpy(dip->un.v.units.name, "level"); 1321 break; 1322 case ESO_SPATIALIZER_ENABLE: 1323 dip->mixer_class = ESO_OUTPUT_CLASS; 1324 dip->prev = ESO_SPATIALIZER; 1325 dip->next = AUDIO_MIXER_LAST; 1326 strcpy(dip->label.name, "enable"); 1327 dip->type = AUDIO_MIXER_ENUM; 1328 dip->un.e.num_mem = 2; 1329 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1330 dip->un.e.member[0].ord = 0; 1331 strcpy(dip->un.e.member[1].label.name, AudioNon); 1332 dip->un.e.member[1].ord = 1; 1333 break; 1334 1335 case ESO_OUTPUT_CLASS: 1336 dip->mixer_class = ESO_OUTPUT_CLASS; 1337 dip->next = dip->prev = AUDIO_MIXER_LAST; 1338 strcpy(dip->label.name, AudioCoutputs); 1339 dip->type = AUDIO_MIXER_CLASS; 1340 break; 1341 1342 case ESO_RECORD_MONITOR: 1343 dip->mixer_class = ESO_MONITOR_CLASS; 1344 dip->next = dip->prev = AUDIO_MIXER_LAST; 1345 strcpy(dip->label.name, AudioNmute); 1346 dip->type = AUDIO_MIXER_ENUM; 1347 dip->un.e.num_mem = 2; 1348 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1349 dip->un.e.member[0].ord = 0; 1350 strcpy(dip->un.e.member[1].label.name, AudioNon); 1351 dip->un.e.member[1].ord = 1; 1352 break; 1353 case ESO_MONITOR_CLASS: 1354 dip->mixer_class = ESO_MONITOR_CLASS; 1355 dip->next = dip->prev = AUDIO_MIXER_LAST; 1356 strcpy(dip->label.name, AudioCmonitor); 1357 dip->type = AUDIO_MIXER_CLASS; 1358 break; 1359 1360 case ESO_RECORD_VOL: 1361 dip->mixer_class = ESO_RECORD_CLASS; 1362 dip->next = dip->prev = AUDIO_MIXER_LAST; 1363 strcpy(dip->label.name, AudioNrecord); 1364 dip->type = AUDIO_MIXER_VALUE; 1365 strcpy(dip->un.v.units.name, AudioNvolume); 1366 break; 1367 case ESO_RECORD_SOURCE: 1368 dip->mixer_class = ESO_RECORD_CLASS; 1369 dip->next = dip->prev = AUDIO_MIXER_LAST; 1370 strcpy(dip->label.name, AudioNsource); 1371 dip->type = AUDIO_MIXER_ENUM; 1372 dip->un.e.num_mem = 4; 1373 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 1374 dip->un.e.member[0].ord = ESO_MIXREG_ERS_MIC; 1375 strcpy(dip->un.e.member[1].label.name, AudioNline); 1376 dip->un.e.member[1].ord = ESO_MIXREG_ERS_LINE; 1377 strcpy(dip->un.e.member[2].label.name, AudioNcd); 1378 dip->un.e.member[2].ord = ESO_MIXREG_ERS_CD; 1379 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1380 dip->un.e.member[3].ord = ESO_MIXREG_ERS_MIXER; 1381 break; 1382 case ESO_DAC_REC_VOL: 1383 dip->mixer_class = ESO_RECORD_CLASS; 1384 dip->next = dip->prev = AUDIO_MIXER_LAST; 1385 strcpy(dip->label.name, AudioNdac); 1386 dip->type = AUDIO_MIXER_VALUE; 1387 dip->un.v.num_channels = 2; 1388 strcpy(dip->un.v.units.name, AudioNvolume); 1389 break; 1390 case ESO_MIC_REC_VOL: 1391 dip->mixer_class = ESO_RECORD_CLASS; 1392 dip->next = dip->prev = AUDIO_MIXER_LAST; 1393 strcpy(dip->label.name, AudioNmicrophone); 1394 dip->type = AUDIO_MIXER_VALUE; 1395 dip->un.v.num_channels = 2; 1396 strcpy(dip->un.v.units.name, AudioNvolume); 1397 break; 1398 case ESO_LINE_REC_VOL: 1399 dip->mixer_class = ESO_RECORD_CLASS; 1400 dip->next = dip->prev = AUDIO_MIXER_LAST; 1401 strcpy(dip->label.name, AudioNline); 1402 dip->type = AUDIO_MIXER_VALUE; 1403 dip->un.v.num_channels = 2; 1404 strcpy(dip->un.v.units.name, AudioNvolume); 1405 break; 1406 case ESO_SYNTH_REC_VOL: 1407 dip->mixer_class = ESO_RECORD_CLASS; 1408 dip->next = dip->prev = AUDIO_MIXER_LAST; 1409 strcpy(dip->label.name, AudioNfmsynth); 1410 dip->type = AUDIO_MIXER_VALUE; 1411 dip->un.v.num_channels = 2; 1412 strcpy(dip->un.v.units.name, AudioNvolume); 1413 break; 1414 case ESO_MONO_REC_VOL: 1415 dip->mixer_class = ESO_RECORD_CLASS; 1416 dip->next = dip->prev = AUDIO_MIXER_LAST; 1417 strcpy(dip->label.name, "mono_in"); 1418 dip->type = AUDIO_MIXER_VALUE; 1419 dip->un.v.num_channels = 1; /* No lies */ 1420 strcpy(dip->un.v.units.name, AudioNvolume); 1421 break; 1422 case ESO_CD_REC_VOL: 1423 dip->mixer_class = ESO_RECORD_CLASS; 1424 dip->next = dip->prev = AUDIO_MIXER_LAST; 1425 strcpy(dip->label.name, AudioNcd); 1426 dip->type = AUDIO_MIXER_VALUE; 1427 dip->un.v.num_channels = 2; 1428 strcpy(dip->un.v.units.name, AudioNvolume); 1429 break; 1430 case ESO_AUXB_REC_VOL: 1431 dip->mixer_class = ESO_RECORD_CLASS; 1432 dip->next = dip->prev = AUDIO_MIXER_LAST; 1433 strcpy(dip->label.name, "auxb"); 1434 dip->type = AUDIO_MIXER_VALUE; 1435 dip->un.v.num_channels = 2; 1436 strcpy(dip->un.v.units.name, AudioNvolume); 1437 break; 1438 case ESO_RECORD_CLASS: 1439 dip->mixer_class = ESO_RECORD_CLASS; 1440 dip->next = dip->prev = AUDIO_MIXER_LAST; 1441 strcpy(dip->label.name, AudioCrecord); 1442 dip->type = AUDIO_MIXER_CLASS; 1443 break; 1444 1445 default: 1446 return (ENXIO); 1447 } 1448 1449 return (0); 1450 } 1451 1452 HIDE int 1453 eso_allocmem(sc, size, align, boundary, flags, ed) 1454 struct eso_softc *sc; 1455 size_t size; 1456 size_t align; 1457 size_t boundary; 1458 int flags; 1459 struct eso_dma *ed; 1460 { 1461 int error, wait; 1462 1463 wait = (flags & M_NOWAIT) ? BUS_DMA_NOWAIT : BUS_DMA_WAITOK; 1464 ed->ed_size = size; 1465 1466 error = bus_dmamem_alloc(sc->sc_dmat, ed->ed_size, align, boundary, 1467 ed->ed_segs, sizeof (ed->ed_segs) / sizeof (ed->ed_segs[0]), 1468 &ed->ed_nsegs, wait); 1469 if (error) 1470 goto out; 1471 1472 error = bus_dmamem_map(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs, 1473 ed->ed_size, &ed->ed_addr, wait | BUS_DMA_COHERENT); 1474 if (error) 1475 goto free; 1476 1477 error = bus_dmamap_create(sc->sc_dmat, ed->ed_size, 1, ed->ed_size, 0, 1478 wait, &ed->ed_map); 1479 if (error) 1480 goto unmap; 1481 1482 error = bus_dmamap_load(sc->sc_dmat, ed->ed_map, ed->ed_addr, 1483 ed->ed_size, NULL, wait); 1484 if (error) 1485 goto destroy; 1486 1487 return (0); 1488 1489 destroy: 1490 bus_dmamap_destroy(sc->sc_dmat, ed->ed_map); 1491 unmap: 1492 bus_dmamem_unmap(sc->sc_dmat, ed->ed_addr, ed->ed_size); 1493 free: 1494 bus_dmamem_free(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs); 1495 out: 1496 return (error); 1497 } 1498 1499 HIDE void 1500 eso_freemem(sc, ed) 1501 struct eso_softc *sc; 1502 struct eso_dma *ed; 1503 { 1504 1505 bus_dmamap_unload(sc->sc_dmat, ed->ed_map); 1506 bus_dmamap_destroy(sc->sc_dmat, ed->ed_map); 1507 bus_dmamem_unmap(sc->sc_dmat, ed->ed_addr, ed->ed_size); 1508 bus_dmamem_free(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs); 1509 } 1510 1511 HIDE void * 1512 eso_allocm(hdl, direction, size, type, flags) 1513 void *hdl; 1514 int direction; 1515 size_t size; 1516 int type, flags; 1517 { 1518 struct eso_softc *sc = hdl; 1519 struct eso_dma *ed; 1520 size_t boundary; 1521 int error; 1522 1523 if ((ed = malloc(size, type, flags)) == NULL) 1524 return (NULL); 1525 1526 /* 1527 * Apparently the Audio 1 DMA controller's current address 1528 * register can't roll over a 64K address boundary, so we have to 1529 * take care of that ourselves. The second channel DMA controller 1530 * doesn't have that restriction, however. 1531 */ 1532 if (direction == AUMODE_RECORD) 1533 boundary = 0x10000; 1534 else 1535 boundary = 0; 1536 1537 1538 error = eso_allocmem(sc, size, 32, boundary, flags, ed); 1539 if (error) { 1540 free(ed, type); 1541 return (NULL); 1542 } 1543 ed->ed_next = sc->sc_dmas; 1544 sc->sc_dmas = ed; 1545 1546 return (KVADDR(ed)); 1547 } 1548 1549 HIDE void 1550 eso_freem(hdl, addr, type) 1551 void *hdl; 1552 void *addr; 1553 int type; 1554 { 1555 struct eso_softc *sc; 1556 struct eso_dma *p, **pp; 1557 1558 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->ed_next) { 1559 if (KVADDR(p) == addr) { 1560 eso_freemem(sc, p); 1561 *pp = p->ed_next; 1562 free(p, type); 1563 return; 1564 } 1565 } 1566 } 1567 1568 HIDE size_t 1569 eso_round_buffersize(hdl, direction, bufsize) 1570 void *hdl; 1571 int direction; 1572 size_t bufsize; 1573 { 1574 1575 /* 64K restriction: ISA at eleven? */ 1576 if (bufsize > 65536) 1577 bufsize = 65536; 1578 1579 return (bufsize); 1580 } 1581 1582 HIDE paddr_t 1583 eso_mappage(hdl, addr, offs, prot) 1584 void *hdl; 1585 void *addr; 1586 off_t offs; 1587 int prot; 1588 { 1589 struct eso_softc *sc = hdl; 1590 struct eso_dma *ed; 1591 1592 if (offs < 0) 1593 return (-1); 1594 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) == addr; 1595 ed = ed->ed_next) 1596 ; 1597 if (ed == NULL) 1598 return (-1); 1599 1600 return (bus_dmamem_mmap(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs, 1601 offs, prot, BUS_DMA_WAITOK)); 1602 } 1603 1604 /* ARGSUSED */ 1605 HIDE int 1606 eso_get_props(hdl) 1607 void *hdl; 1608 { 1609 1610 return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 1611 AUDIO_PROP_FULLDUPLEX); 1612 } 1613 1614 HIDE int 1615 eso_trigger_output(hdl, start, end, blksize, intr, arg, param) 1616 void *hdl; 1617 void *start, *end; 1618 int blksize; 1619 void (*intr) __P((void *)); 1620 void *arg; 1621 struct audio_params *param; 1622 { 1623 struct eso_softc *sc = hdl; 1624 struct eso_dma *ed; 1625 uint8_t a2c1; 1626 1627 DPRINTF(( 1628 "%s: trigger_output: start %p, end %p, blksize %d, intr %p(%p)\n", 1629 sc->sc_dev.dv_xname, start, end, blksize, intr, arg)); 1630 DPRINTF(("%s: param: rate %lu, encoding %u, precision %u, channels %u, sw_code %p, factor %d\n", 1631 sc->sc_dev.dv_xname, param->sample_rate, param->encoding, 1632 param->precision, param->channels, param->sw_code, param->factor)); 1633 1634 /* Find DMA buffer. */ 1635 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) != start; 1636 ed = ed->ed_next) 1637 ; 1638 if (ed == NULL) { 1639 printf("%s: trigger_output: bad addr %p\n", 1640 sc->sc_dev.dv_xname, start); 1641 return (EINVAL); 1642 } 1643 1644 sc->sc_pintr = intr; 1645 sc->sc_parg = arg; 1646 1647 /* DMA transfer count (in `words'!) reload using 2's complement. */ 1648 blksize = -(blksize >> 1); 1649 eso_write_mixreg(sc, ESO_MIXREG_A2TCRLO, blksize & 0xff); 1650 eso_write_mixreg(sc, ESO_MIXREG_A2TCRHI, blksize >> 8); 1651 1652 /* Update DAC to reflect DMA count and audio parameters. */ 1653 /* Note: we cache A2C2 in order to avoid r/m/w at interrupt time. */ 1654 if (param->precision * param->factor == 16) 1655 sc->sc_a2c2 |= ESO_MIXREG_A2C2_16BIT; 1656 else 1657 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_16BIT; 1658 if (param->channels == 2) 1659 sc->sc_a2c2 |= ESO_MIXREG_A2C2_STEREO; 1660 else 1661 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_STEREO; 1662 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE || 1663 param->encoding == AUDIO_ENCODING_SLINEAR_LE) 1664 sc->sc_a2c2 |= ESO_MIXREG_A2C2_SIGNED; 1665 else 1666 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_SIGNED; 1667 /* Unmask IRQ. */ 1668 sc->sc_a2c2 |= ESO_MIXREG_A2C2_IRQM; 1669 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2); 1670 1671 /* Set up DMA controller. */ 1672 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAA, 1673 htopci(DMAADDR(ed))); 1674 bus_space_write_2(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAC, 1675 htopci((uint8_t *)end - (uint8_t *)start)); 1676 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 1677 ESO_IO_A2DMAM_DMAENB | ESO_IO_A2DMAM_AUTO); 1678 1679 /* Start DMA. */ 1680 a2c1 = eso_read_mixreg(sc, ESO_MIXREG_A2C1); 1681 a2c1 &= ~ESO_MIXREG_A2C1_RESV0; /* Paranoia? XXX bit 5 */ 1682 a2c1 |= ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB | 1683 ESO_MIXREG_A2C1_AUTO; 1684 eso_write_mixreg(sc, ESO_MIXREG_A2C1, a2c1); 1685 1686 return (0); 1687 } 1688 1689 HIDE int 1690 eso_trigger_input(hdl, start, end, blksize, intr, arg, param) 1691 void *hdl; 1692 void *start, *end; 1693 int blksize; 1694 void (*intr) __P((void *)); 1695 void *arg; 1696 struct audio_params *param; 1697 { 1698 struct eso_softc *sc = hdl; 1699 struct eso_dma *ed; 1700 uint8_t actl, a1c1; 1701 1702 DPRINTF(( 1703 "%s: trigger_input: start %p, end %p, blksize %d, intr %p(%p)\n", 1704 sc->sc_dev.dv_xname, start, end, blksize, intr, arg)); 1705 DPRINTF(("%s: param: rate %lu, encoding %u, precision %u, channels %u, sw_code %p, factor %d\n", 1706 sc->sc_dev.dv_xname, param->sample_rate, param->encoding, 1707 param->precision, param->channels, param->sw_code, param->factor)); 1708 1709 /* 1710 * If we failed to configure the Audio 1 DMA controller, bail here 1711 * while retaining availability of the DAC direction (in Audio 2). 1712 */ 1713 if (!sc->sc_dmac_configured) 1714 return (EIO); 1715 1716 /* Find DMA buffer. */ 1717 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) != start; 1718 ed = ed->ed_next) 1719 ; 1720 if (ed == NULL) { 1721 printf("%s: trigger_output: bad addr %p\n", 1722 sc->sc_dev.dv_xname, start); 1723 return (EINVAL); 1724 } 1725 1726 sc->sc_rintr = intr; 1727 sc->sc_rarg = arg; 1728 1729 /* Set up ADC DMA converter parameters. */ 1730 actl = eso_read_ctlreg(sc, ESO_CTLREG_ACTL); 1731 if (param->channels == 2) { 1732 actl &= ~ESO_CTLREG_ACTL_MONO; 1733 actl |= ESO_CTLREG_ACTL_STEREO; 1734 } else { 1735 actl &= ~ESO_CTLREG_ACTL_STEREO; 1736 actl |= ESO_CTLREG_ACTL_MONO; 1737 } 1738 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, actl); 1739 1740 /* Set up Transfer Type: maybe move to attach time? */ 1741 eso_write_ctlreg(sc, ESO_CTLREG_A1TT, ESO_CTLREG_A1TT_DEMAND4); 1742 1743 /* DMA transfer count reload using 2's complement. */ 1744 blksize = -blksize; 1745 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRLO, blksize & 0xff); 1746 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRHI, blksize >> 8); 1747 1748 /* Set up and enable Audio 1 DMA FIFO. */ 1749 a1c1 = ESO_CTLREG_A1C1_RESV1 | ESO_CTLREG_A1C1_FIFOENB; 1750 if (param->precision * param->factor == 16) 1751 a1c1 |= ESO_CTLREG_A1C1_16BIT; 1752 if (param->channels == 2) 1753 a1c1 |= ESO_CTLREG_A1C1_STEREO; 1754 else 1755 a1c1 |= ESO_CTLREG_A1C1_MONO; 1756 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE || 1757 param->encoding == AUDIO_ENCODING_SLINEAR_LE) 1758 a1c1 |= ESO_CTLREG_A1C1_SIGNED; 1759 eso_write_ctlreg(sc, ESO_CTLREG_A1C1, a1c1); 1760 1761 /* Set up ADC IRQ/DRQ parameters. */ 1762 eso_write_ctlreg(sc, ESO_CTLREG_LAIC, 1763 ESO_CTLREG_LAIC_PINENB | ESO_CTLREG_LAIC_EXTENB); 1764 eso_write_ctlreg(sc, ESO_CTLREG_DRQCTL, 1765 ESO_CTLREG_DRQCTL_ENB1 | ESO_CTLREG_DRQCTL_EXTENB); 1766 1767 /* Set up and enable DMA controller. */ 1768 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_CLEAR, 0); 1769 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 1770 ESO_DMAC_MASK_MASK); 1771 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE, 1772 DMA37MD_WRITE | DMA37MD_LOOP | DMA37MD_DEMAND); 1773 bus_space_write_4(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAA, 1774 htopci(DMAADDR(ed))); 1775 bus_space_write_2(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAC, 1776 htopci((uint8_t *)end - (uint8_t *)start - 1)); 1777 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 0); 1778 1779 /* Start DMA. */ 1780 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 1781 ESO_CTLREG_A1C2_DMAENB | ESO_CTLREG_A1C2_READ | 1782 ESO_CTLREG_A1C2_AUTO | ESO_CTLREG_A1C2_ADC); 1783 1784 return (0); 1785 } 1786 1787 HIDE int 1788 eso_set_recsrc(sc, recsrc) 1789 struct eso_softc *sc; 1790 unsigned int recsrc; 1791 { 1792 1793 eso_write_mixreg(sc, ESO_MIXREG_ERS, recsrc); 1794 sc->sc_recsrc = recsrc; 1795 return (0); 1796 } 1797 1798 HIDE void 1799 eso_set_gain(sc, port) 1800 struct eso_softc *sc; 1801 unsigned int port; 1802 { 1803 uint8_t mixreg, tmp; 1804 1805 switch (port) { 1806 case ESO_DAC_PLAY_VOL: 1807 mixreg = ESO_MIXREG_PVR_A2; 1808 break; 1809 case ESO_MIC_PLAY_VOL: 1810 mixreg = ESO_MIXREG_PVR_MIC; 1811 break; 1812 case ESO_LINE_PLAY_VOL: 1813 mixreg = ESO_MIXREG_PVR_LINE; 1814 break; 1815 case ESO_SYNTH_PLAY_VOL: 1816 mixreg = ESO_MIXREG_PVR_SYNTH; 1817 break; 1818 case ESO_CD_PLAY_VOL: 1819 mixreg = ESO_MIXREG_PVR_CD; 1820 break; 1821 case ESO_AUXB_PLAY_VOL: 1822 mixreg = ESO_MIXREG_PVR_AUXB; 1823 break; 1824 1825 case ESO_DAC_REC_VOL: 1826 mixreg = ESO_MIXREG_RVR_A2; 1827 break; 1828 case ESO_MIC_REC_VOL: 1829 mixreg = ESO_MIXREG_RVR_MIC; 1830 break; 1831 case ESO_LINE_REC_VOL: 1832 mixreg = ESO_MIXREG_RVR_LINE; 1833 break; 1834 case ESO_SYNTH_REC_VOL: 1835 mixreg = ESO_MIXREG_RVR_SYNTH; 1836 break; 1837 case ESO_CD_REC_VOL: 1838 mixreg = ESO_MIXREG_RVR_CD; 1839 break; 1840 case ESO_AUXB_REC_VOL: 1841 mixreg = ESO_MIXREG_RVR_AUXB; 1842 break; 1843 case ESO_MONO_PLAY_VOL: 1844 mixreg = ESO_MIXREG_PVR_MONO; 1845 break; 1846 case ESO_MONO_REC_VOL: 1847 mixreg = ESO_MIXREG_RVR_MONO; 1848 break; 1849 1850 case ESO_PCSPEAKER_VOL: 1851 /* Special case - only 3-bit, mono, and reserved bits. */ 1852 tmp = eso_read_mixreg(sc, ESO_MIXREG_PCSVR); 1853 tmp &= ESO_MIXREG_PCSVR_RESV; 1854 /* Map bits 7:5 -> 2:0. */ 1855 tmp |= (sc->sc_gain[port][ESO_LEFT] >> 5); 1856 eso_write_mixreg(sc, ESO_MIXREG_PCSVR, tmp); 1857 return; 1858 1859 case ESO_MASTER_VOL: 1860 /* Special case - separate regs, and 6-bit precision. */ 1861 /* Map bits 7:2 -> 5:0. */ 1862 eso_write_mixreg(sc, ESO_MIXREG_LMVM, 1863 sc->sc_gain[port][ESO_LEFT] >> 2); 1864 eso_write_mixreg(sc, ESO_MIXREG_RMVM, 1865 sc->sc_gain[port][ESO_RIGHT] >> 2); 1866 return; 1867 1868 case ESO_SPATIALIZER: 1869 /* Special case - only `mono', and higher precision. */ 1870 eso_write_mixreg(sc, ESO_MIXREG_SPATLVL, 1871 sc->sc_gain[port][ESO_LEFT]); 1872 return; 1873 1874 case ESO_RECORD_VOL: 1875 /* Very Special case, controller register. */ 1876 eso_write_ctlreg(sc, ESO_CTLREG_RECLVL,ESO_4BIT_GAIN_TO_STEREO( 1877 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT])); 1878 return; 1879 1880 default: 1881 #ifdef DIAGNOSTIC 1882 panic("eso_set_gain: bad port %u", port); 1883 /* NOTREACHED */ 1884 #else 1885 return; 1886 #endif 1887 } 1888 1889 eso_write_mixreg(sc, mixreg, ESO_4BIT_GAIN_TO_STEREO( 1890 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT])); 1891 } 1892