eso.c revision 1.1
1 /* $NetBSD: eso.c,v 1.1 1999/07/12 15:13:31 kleink Exp $ */ 2 3 /* 4 * Copyright (c) 1999 Klaus J. Klein 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. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 /* 32 * ESS Technology Inc. Solo-1 PCI AudioDrive (ES1938/1946) device driver. 33 */ 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/kernel.h> 38 #include <sys/malloc.h> 39 #include <sys/device.h> 40 #include <sys/proc.h> 41 42 #include <dev/pci/pcidevs.h> 43 #include <dev/pci/pcivar.h> 44 45 #include <sys/audioio.h> 46 #include <dev/audio_if.h> 47 #include <dev/midi_if.h> 48 49 #include <dev/mulaw.h> 50 #include <dev/auconv.h> 51 52 #include <dev/isa/mpuvar.h> /* XXX move this out of dev/isa */ 53 #include <dev/ic/i8237reg.h> 54 #include <dev/pci/esoreg.h> 55 #include <dev/pci/esovar.h> 56 57 #include <machine/bus.h> 58 #include <machine/intr.h> 59 60 #if BYTE_ORDER == BIG_ENDIAN 61 #include <machine/bswap.h> 62 #define htopci(x) bswap32(x) 63 #define pcitoh(x) bswap32(x) 64 #else 65 #define htopci(x) (x) 66 #define pcitoh(x) (x) 67 #endif 68 69 70 #if defined(AUDIO_DEBUG) || defined(DEBUG) 71 #define DPRINTF(x) printf x 72 #else 73 #define DPRINTF(x) 74 #endif 75 76 struct eso_dma { 77 bus_dmamap_t ed_map; 78 caddr_t ed_addr; 79 bus_dma_segment_t ed_segs[1]; 80 int ed_nsegs; 81 size_t ed_size; 82 struct eso_dma * ed_next; 83 }; 84 85 #define KVADDR(dma) ((void *)(dma)->ed_addr) 86 #define DMAADDR(dma) ((dma)->ed_map->dm_segs[0].ds_addr) 87 88 /* Autoconfiguration interface */ 89 static int eso_match __P((struct device *, struct cfdata *, void *)); 90 static void eso_attach __P((struct device *, struct device *, void *)); 91 static void eso_defer __P((struct device *)); 92 93 struct cfattach eso_ca = { 94 sizeof (struct eso_softc), eso_match, eso_attach 95 }; 96 97 /* PCI interface */ 98 static int eso_intr __P((void *)); 99 100 /* MI audio layer interface */ 101 static int eso_open __P((void *, int)); 102 static void eso_close __P((void *)); 103 static int eso_query_encoding __P((void *, struct audio_encoding *)); 104 static int eso_set_params __P((void *, int, int, struct audio_params *, 105 struct audio_params *)); 106 static int eso_round_blocksize __P((void *, int)); 107 static int eso_halt_output __P((void *)); 108 static int eso_halt_input __P((void *)); 109 static int eso_getdev __P((void *, struct audio_device *)); 110 static int eso_set_port __P((void *, mixer_ctrl_t *)); 111 static int eso_get_port __P((void *, mixer_ctrl_t *)); 112 static int eso_query_devinfo __P((void *, mixer_devinfo_t *)); 113 static void * eso_allocm __P((void *, int, size_t, int, int)); 114 static void eso_freem __P((void *, void *, int)); 115 static size_t eso_round_buffersize __P((void *, int, size_t)); 116 static int eso_mappage __P((void *, void *, int, int)); 117 static int eso_get_props __P((void *)); 118 static int eso_trigger_output __P((void *, void *, void *, int, 119 void (*)(void *), void *, struct audio_params *)); 120 static int eso_trigger_input __P((void *, void *, void *, int, 121 void (*)(void *), void *, struct audio_params *)); 122 123 static struct audio_hw_if eso_hw_if = { 124 eso_open, 125 eso_close, 126 NULL, /* drain */ 127 eso_query_encoding, 128 eso_set_params, 129 eso_round_blocksize, 130 NULL, /* commit_settings */ 131 NULL, /* init_output */ 132 NULL, /* init_input */ 133 NULL, /* start_output */ 134 NULL, /* start_input */ 135 eso_halt_output, 136 eso_halt_input, 137 NULL, /* speaker_ctl */ 138 eso_getdev, 139 NULL, /* setfd */ 140 eso_set_port, 141 eso_get_port, 142 eso_query_devinfo, 143 eso_allocm, 144 eso_freem, 145 eso_round_buffersize, 146 eso_mappage, 147 eso_get_props, 148 eso_trigger_output, 149 eso_trigger_input 150 }; 151 152 static const char * const eso_rev2model[] = { 153 "ES1938", 154 "ES1946" 155 }; 156 157 158 /* 159 * Utility routines 160 */ 161 /* Register access etc. */ 162 static uint8_t eso_read_ctlreg __P((struct eso_softc *, uint8_t)); 163 static uint8_t eso_read_mixreg __P((struct eso_softc *, uint8_t)); 164 static uint8_t eso_read_rdr __P((struct eso_softc *)); 165 static int eso_reset __P((struct eso_softc *)); 166 static void eso_set_gain __P((struct eso_softc *, unsigned int)); 167 static int eso_set_recsrc __P((struct eso_softc *, unsigned int)); 168 static void eso_write_cmd __P((struct eso_softc *, uint8_t)); 169 static void eso_write_ctlreg __P((struct eso_softc *, uint8_t, uint8_t)); 170 static void eso_write_mixreg __P((struct eso_softc *, uint8_t, uint8_t)); 171 /* DMA memory allocation */ 172 static int eso_allocmem __P((struct eso_softc *, size_t, size_t, size_t, 173 int, struct eso_dma *)); 174 static void eso_freemem __P((struct eso_softc *, struct eso_dma *)); 175 176 177 static int 178 eso_match(parent, match, aux) 179 struct device *parent; 180 struct cfdata *match; 181 void *aux; 182 { 183 struct pci_attach_args *pa = aux; 184 185 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ESSTECH && 186 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ESSTECH_SOLO1) 187 return (1); 188 189 return (0); 190 } 191 192 static void 193 eso_attach(parent, self, aux) 194 struct device *parent, *self; 195 void *aux; 196 { 197 struct eso_softc *sc = (struct eso_softc *)self; 198 struct pci_attach_args *pa = aux; 199 struct audio_attach_args aa; 200 pci_intr_handle_t ih; 201 bus_addr_t vcbase; 202 const char *intrstring; 203 int idx; 204 uint8_t a2mode; 205 206 sc->sc_revision = PCI_REVISION(pa->pa_class); 207 208 printf(": ESS Solo-1 PCI AudioDrive "); 209 if (sc->sc_revision <= 210 sizeof (eso_rev2model) / sizeof (eso_rev2model[0])) 211 printf("%s\n", eso_rev2model[sc->sc_revision]); 212 else 213 printf("(unknown rev. 0x%02x)\n", sc->sc_revision); 214 215 /* Map I/O registers. */ 216 if (pci_mapreg_map(pa, ESO_PCI_BAR_IO, PCI_MAPREG_TYPE_IO, 0, 217 &sc->sc_iot, &sc->sc_ioh, NULL, NULL)) { 218 printf("%s: can't map I/O space\n", sc->sc_dev.dv_xname); 219 return; 220 } 221 if (pci_mapreg_map(pa, ESO_PCI_BAR_SB, PCI_MAPREG_TYPE_IO, 0, 222 &sc->sc_sb_iot, &sc->sc_sb_ioh, NULL, NULL)) { 223 printf("%s: can't map SB I/O space\n", sc->sc_dev.dv_xname); 224 return; 225 } 226 if (pci_mapreg_map(pa, ESO_PCI_BAR_VC, PCI_MAPREG_TYPE_IO, 0, 227 &sc->sc_dmac_iot, &sc->sc_dmac_ioh, &vcbase, &sc->sc_vcsize)) { 228 printf("%s: can't map VC I/O space\n", sc->sc_dev.dv_xname); 229 /* Don't bail out yet: we can map it later, see below. */ 230 vcbase = 0; 231 sc->sc_vcsize = 0x10; /* From the data sheet. */ 232 } 233 234 if (pci_mapreg_map(pa, ESO_PCI_BAR_MPU, PCI_MAPREG_TYPE_IO, 0, 235 &sc->sc_mpu.iot, &sc->sc_mpu.ioh, NULL, NULL)) { 236 printf("%s: can't map MPU I/O space\n", sc->sc_dev.dv_xname); 237 return; 238 } 239 if (pci_mapreg_map(pa, ESO_PCI_BAR_GAME, PCI_MAPREG_TYPE_IO, 0, 240 &sc->sc_game_iot, &sc->sc_game_ioh, NULL, NULL)) { 241 printf("%s: can't map Game I/O space\n", sc->sc_dev.dv_xname); 242 return; 243 } 244 245 sc->sc_dmat = pa->pa_dmat; 246 sc->sc_dmas = NULL; 247 sc->sc_dmac_configured = 0; 248 249 /* Enable bus mastering. */ 250 pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 251 pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) | 252 PCI_COMMAND_MASTER_ENABLE); 253 254 /* Reset the device; bail out upon failure. */ 255 if (eso_reset(sc) != 0) { 256 printf("%s: can't reset\n", sc->sc_dev.dv_xname); 257 return; 258 } 259 260 /* Select the DMA/IRQ policy: DDMA, ISA IRQ emulation disabled. */ 261 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C, 262 pci_conf_read(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C) & 263 ~(ESO_PCI_S1C_IRQP_MASK | ESO_PCI_S1C_DMAP_MASK)); 264 265 /* Enable the relevant DMA interrupts. */ 266 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL, 267 ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ); 268 269 /* Set up A1's sample rate generator for new-style parameters. */ 270 a2mode = eso_read_mixreg(sc, ESO_MIXREG_A2MODE); 271 a2mode |= ESO_MIXREG_A2MODE_NEWA1 | ESO_MIXREG_A2MODE_ASYNC; 272 eso_write_mixreg(sc, ESO_MIXREG_A2MODE, a2mode); 273 274 /* Set mixer regs to something reasonable, needs work. */ 275 for (idx = 0; idx < ESO_NGAINDEVS; idx++) { 276 int v; 277 278 switch (idx) { 279 case ESO_MIC_PLAY_VOL: 280 case ESO_LINE_PLAY_VOL: 281 case ESO_CD_PLAY_VOL: 282 case ESO_MONO_PLAY_VOL: 283 case ESO_AUXB_PLAY_VOL: 284 case ESO_DAC_REC_VOL: 285 case ESO_LINE_REC_VOL: 286 case ESO_SYNTH_REC_VOL: 287 case ESO_CD_REC_VOL: 288 case ESO_MONO_REC_VOL: 289 case ESO_AUXB_REC_VOL: 290 case ESO_SPATIALIZER: 291 v = 0; 292 break; 293 case ESO_MASTER_VOL: 294 v = ESO_GAIN_TO_6BIT(AUDIO_MAX_GAIN / 2); 295 break; 296 default: 297 v = ESO_GAIN_TO_4BIT(AUDIO_MAX_GAIN / 2); 298 break; 299 } 300 sc->sc_gain[idx][ESO_LEFT] = sc->sc_gain[idx][ESO_RIGHT] = v; 301 eso_set_gain(sc, idx); 302 } 303 eso_set_recsrc(sc, ESO_MIXREG_ERS_MIC); 304 305 /* Map and establish the interrupt. */ 306 if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin, 307 pa->pa_intrline, &ih)) { 308 printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 309 return; 310 } 311 intrstring = pci_intr_string(pa->pa_pc, ih); 312 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, eso_intr, sc); 313 if (sc->sc_ih == NULL) { 314 printf("%s: couldn't establish interrupt", 315 sc->sc_dev.dv_xname); 316 if (intrstring != NULL) 317 printf(" at %s", intrstring); 318 printf("\n"); 319 return; 320 } 321 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstring); 322 323 /* 324 * Set up the DDMA Control register; a suitable I/O region has been 325 * supposedly mapped in the VC base address register. 326 * 327 * The Solo-1 has an ... interesting silicon bug that causes it to 328 * not respond to I/O space accesses to the Audio 1 DMA controller 329 * if the latter's mapping base address is aligned on a 1K boundary. 330 * As a consequence, it is quite possible for the mapping provided 331 * in the VC BAR to be useless. To work around this, we defer this 332 * part until all autoconfiguration on our parent bus is completed 333 * and then try to map it ourselves in fulfillment of the constraint. 334 * 335 * According to the register map we may write to the low 16 bits 336 * only, but experimenting has shown we're safe. 337 * -kjk 338 */ 339 if (ESO_VALID_DDMAC_BASE(vcbase)) { 340 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC, 341 vcbase | ESO_PCI_DDMAC_DE); 342 sc->sc_dmac_configured = 1; 343 344 printf("%s: mapping Audio 1 DMA using VC I/O space at 0x%lx\n", 345 sc->sc_dev.dv_xname, (unsigned long)vcbase); 346 } else { 347 DPRINTF(("%s: VC I/O space at 0x%lx not suitable, deferring\n", 348 sc->sc_dev.dv_xname, (unsigned long)vcbase)); 349 sc->sc_pa = *pa; 350 config_defer(self, eso_defer); 351 } 352 353 audio_attach_mi(&eso_hw_if, sc, &sc->sc_dev); 354 355 aa.type = AUDIODEV_TYPE_OPL; 356 aa.hwif = NULL; 357 aa.hdl = NULL; 358 (void)config_found(&sc->sc_dev, &aa, audioprint); 359 360 #if 0 361 if (mpu_find(&sc->sc_mpu)) 362 midi_attach_mi(&mpu_midi_hw_if, &sc->sc_mpu, &sc->sc_dev); 363 #endif 364 } 365 366 static void 367 eso_defer(self) 368 struct device *self; 369 { 370 struct eso_softc *sc = (struct eso_softc *)self; 371 struct pci_attach_args *pa = &sc->sc_pa; 372 bus_addr_t addr, start; 373 374 printf("%s: ", sc->sc_dev.dv_xname); 375 376 /* 377 * This is outright ugly, but since we must not make assumptions 378 * on the underlying allocator's behaviour it's the most straight- 379 * forward way to implement it. Note that we skip over the first 380 * 1K region, which is typically occupied by an attached ISA bus. 381 */ 382 for (start = 0x0400; start < 0xffff; start += 0x0400) { 383 if (bus_space_alloc(sc->sc_iot, 384 start + sc->sc_vcsize, start + 0x0400 - 1, 385 sc->sc_vcsize, sc->sc_vcsize, 0, 0, &addr, 386 &sc->sc_dmac_ioh) != 0) 387 continue; 388 389 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC, 390 addr | ESO_PCI_DDMAC_DE); 391 sc->sc_dmac_iot = sc->sc_iot; 392 sc->sc_dmac_configured = 1; 393 printf("mapping Audio 1 DMA using I/O space at 0x%lx\n", 394 (unsigned long)addr); 395 396 return; 397 } 398 399 printf("can't map Audio 1 DMA into I/O space\n"); 400 } 401 402 static void 403 eso_write_cmd(sc, cmd) 404 struct eso_softc *sc; 405 uint8_t cmd; 406 { 407 int i; 408 409 /* Poll for busy indicator to become clear. */ 410 for (i = 0; i < ESO_WDR_TIMEOUT; i++) { 411 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RSR) 412 & ESO_SB_RSR_BUSY) == 0) { 413 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, 414 ESO_SB_WDR, cmd); 415 return; 416 } else { 417 delay(10); 418 } 419 } 420 421 printf("%s: WDR timeout\n", sc->sc_dev.dv_xname); 422 return; 423 } 424 425 /* Write to a controller register */ 426 static void 427 eso_write_ctlreg(sc, reg, val) 428 struct eso_softc *sc; 429 uint8_t reg, val; 430 { 431 432 /* DPRINTF(("ctlreg 0x%02x = 0x%02x\n", reg, val)); */ 433 434 eso_write_cmd(sc, reg); 435 eso_write_cmd(sc, val); 436 } 437 438 /* Read out the Read Data Register */ 439 static uint8_t 440 eso_read_rdr(sc) 441 struct eso_softc *sc; 442 { 443 int i; 444 445 for (i = 0; i < ESO_RDR_TIMEOUT; i++) { 446 if (bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 447 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) { 448 return (bus_space_read_1(sc->sc_sb_iot, 449 sc->sc_sb_ioh, ESO_SB_RDR)); 450 } else { 451 delay(10); 452 } 453 } 454 455 printf("%s: RDR timeout\n", sc->sc_dev.dv_xname); 456 return (-1); 457 } 458 459 460 static uint8_t 461 eso_read_ctlreg(sc, reg) 462 struct eso_softc *sc; 463 uint8_t reg; 464 { 465 466 eso_write_cmd(sc, ESO_CMD_RCR); 467 eso_write_cmd(sc, reg); 468 return (eso_read_rdr(sc)); 469 } 470 471 static void 472 eso_write_mixreg(sc, reg, val) 473 struct eso_softc *sc; 474 uint8_t reg, val; 475 { 476 int s; 477 478 /* DPRINTF(("mixreg 0x%02x = 0x%02x\n", reg, val)); */ 479 480 s = splaudio(); 481 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg); 482 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA, val); 483 splx(s); 484 } 485 486 static uint8_t 487 eso_read_mixreg(sc, reg) 488 struct eso_softc *sc; 489 uint8_t reg; 490 { 491 int s; 492 uint8_t val; 493 494 s = splaudio(); 495 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg); 496 val = bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA); 497 splx(s); 498 499 return (val); 500 } 501 502 static int 503 eso_intr(hdl) 504 void *hdl; 505 { 506 struct eso_softc *sc = hdl; 507 uint8_t irqctl; 508 509 irqctl = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL); 510 511 /* If it wasn't ours, that's all she wrote. */ 512 if ((irqctl & (ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ)) == 0) 513 return (0); 514 515 if (irqctl & ESO_IO_IRQCTL_A1IRQ) { 516 /* Clear interrupt. */ 517 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 518 ESO_SB_RBSR); 519 520 if (sc->sc_rintr) 521 sc->sc_rintr(sc->sc_rarg); 522 else 523 wakeup(&sc->sc_rintr); 524 } 525 526 if (irqctl & ESO_IO_IRQCTL_A2IRQ) { 527 /* 528 * Clear the A2 IRQ latch: the cached value reflects the 529 * current DAC settings with the IRQ latch bit not set. 530 */ 531 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2); 532 533 if (sc->sc_pintr) 534 sc->sc_pintr(sc->sc_parg); 535 else 536 wakeup(&sc->sc_pintr); 537 } 538 539 #if 0 540 if (irqctl & ESO_IO_IRQCTL_MPUIRQ) 541 mpu_intr(&sc->sc_mpu); 542 #endif 543 544 return (1); 545 } 546 547 /* Perform a software reset, including DMA FIFOs. */ 548 static int 549 eso_reset(sc) 550 struct eso_softc *sc; 551 { 552 int i; 553 554 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 555 ESO_SB_RESET_SW | ESO_SB_RESET_FIFO); 556 /* `Delay' suggested in the data sheet. */ 557 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_STATUS); 558 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 0); 559 560 /* Wait for reset to take effect. */ 561 for (i = 0; i < ESO_RESET_TIMEOUT; i++) { 562 /* Poll for data to become available. */ 563 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 564 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) != 0 && 565 bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 566 ESO_SB_RDR) == ESO_SB_RDR_RESETMAGIC) { 567 568 /* Activate Solo-1 extension commands. */ 569 eso_write_cmd(sc, ESO_CMD_EXTENB); 570 /* Reset mixer registers. */ 571 eso_write_mixreg(sc, ESO_MIXREG_RESET, 572 ESO_MIXREG_RESET_RESET); 573 574 return (0); 575 } else { 576 delay(1000); 577 } 578 } 579 580 printf("%s: reset timeout\n", sc->sc_dev.dv_xname); 581 return (-1); 582 } 583 584 585 /* ARGSUSED */ 586 static int 587 eso_open(hdl, flags) 588 void *hdl; 589 int flags; 590 { 591 struct eso_softc *sc = hdl; 592 593 DPRINTF(("%s: open\n", sc->sc_dev.dv_xname)); 594 595 sc->sc_pintr = NULL; 596 sc->sc_rintr = NULL; 597 598 return (0); 599 } 600 601 static void 602 eso_close(hdl) 603 void *hdl; 604 { 605 606 DPRINTF(("%s: close\n", ((struct eso_softc *)hdl)->sc_dev.dv_xname)); 607 } 608 609 static int 610 eso_query_encoding(hdl, fp) 611 void *hdl; 612 struct audio_encoding *fp; 613 { 614 615 switch (fp->index) { 616 case 0: 617 strcpy(fp->name, AudioEulinear); 618 fp->encoding = AUDIO_ENCODING_ULINEAR; 619 fp->precision = 8; 620 fp->flags = 0; 621 break; 622 case 1: 623 strcpy(fp->name, AudioEmulaw); 624 fp->encoding = AUDIO_ENCODING_ULAW; 625 fp->precision = 8; 626 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 627 break; 628 case 2: 629 strcpy(fp->name, AudioEalaw); 630 fp->encoding = AUDIO_ENCODING_ALAW; 631 fp->precision = 8; 632 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 633 break; 634 case 3: 635 strcpy(fp->name, AudioEslinear); 636 fp->encoding = AUDIO_ENCODING_SLINEAR; 637 fp->precision = 8; 638 fp->flags = 0; 639 break; 640 case 4: 641 strcpy(fp->name, AudioEslinear_le); 642 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 643 fp->precision = 16; 644 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 645 break; 646 case 5: 647 strcpy(fp->name, AudioEulinear_le); 648 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 649 fp->precision = 16; 650 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 651 break; 652 case 6: 653 strcpy(fp->name, AudioEslinear_be); 654 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 655 fp->precision = 16; 656 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 657 break; 658 case 7: 659 strcpy(fp->name, AudioEulinear_be); 660 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 661 fp->precision = 16; 662 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 663 break; 664 default: 665 return (EINVAL); 666 } 667 668 return (0); 669 } 670 671 static int 672 eso_set_params(hdl, setmode, usemode, play, rec) 673 void *hdl; 674 int setmode, usemode; 675 struct audio_params *play, *rec; 676 { 677 struct eso_softc *sc = hdl; 678 struct audio_params *p; 679 int mode, r[2], rd[2], clk; 680 unsigned int srg, fltdiv; 681 682 for (mode = AUMODE_RECORD; mode != -1; 683 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 684 if ((setmode & mode) == 0) 685 continue; 686 687 p = (mode == AUMODE_PLAY) ? play : rec; 688 689 if (p->sample_rate < ESO_MINRATE || 690 p->sample_rate > ESO_MAXRATE || 691 (p->precision != 8 && p->precision != 16) || 692 (p->channels != 1 && p->channels != 2)) 693 return (EINVAL); 694 695 p->factor = 1; 696 p->sw_code = NULL; 697 switch (p->encoding) { 698 case AUDIO_ENCODING_SLINEAR_BE: 699 case AUDIO_ENCODING_ULINEAR_BE: 700 if (mode == AUMODE_PLAY && p->precision == 16) 701 p->sw_code = swap_bytes; 702 break; 703 case AUDIO_ENCODING_SLINEAR_LE: 704 case AUDIO_ENCODING_ULINEAR_LE: 705 if (mode == AUMODE_RECORD && p->precision == 16) 706 p->sw_code = swap_bytes; 707 break; 708 case AUDIO_ENCODING_ULAW: 709 if (mode == AUMODE_PLAY) { 710 p->factor = 2; 711 p->sw_code = mulaw_to_ulinear16; 712 } else { 713 p->sw_code = ulinear8_to_mulaw; 714 } 715 break; 716 case AUDIO_ENCODING_ALAW: 717 if (mode == AUMODE_PLAY) { 718 p->factor = 2; 719 p->sw_code = alaw_to_ulinear16; 720 } else { 721 p->sw_code = ulinear8_to_alaw; 722 } 723 break; 724 default: 725 return (EINVAL); 726 } 727 728 /* 729 * We'll compute both possible sample rate dividers and pick 730 * the one with the least error. 731 */ 732 #define ABS(x) ((x) < 0 ? -(x) : (x)) 733 r[0] = ESO_CLK0 / 734 (128 - (rd[0] = 128 - ESO_CLK0 / p->sample_rate)); 735 r[1] = ESO_CLK1 / 736 (128 - (rd[1] = 128 - ESO_CLK1 / p->sample_rate)); 737 738 clk = ABS(p->sample_rate - r[0]) > ABS(p->sample_rate - r[1]); 739 srg = rd[clk] | (clk == 1 ? ESO_CLK1_SELECT : 0x00); 740 741 /* Roll-off frequency of 87%, as in the ES1888 driver. */ 742 fltdiv = 256 - 200279L / p->sample_rate; 743 744 /* Update to reflect the possibly inexact rate. */ 745 p->sample_rate = r[clk]; 746 747 if (mode == AUMODE_RECORD) { 748 /* Audio 1 */ 749 DPRINTF(("A1 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv)); 750 eso_write_ctlreg(sc, ESO_CTLREG_SRG, srg); 751 eso_write_ctlreg(sc, ESO_CTLREG_FLTDIV, fltdiv); 752 } else { 753 /* Audio 2 */ 754 DPRINTF(("A2 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv)); 755 eso_write_mixreg(sc, ESO_MIXREG_A2SRG, srg); 756 eso_write_mixreg(sc, ESO_MIXREG_A2FLTDIV, fltdiv); 757 } 758 #undef ABS 759 760 } 761 762 return (0); 763 } 764 765 static int 766 eso_round_blocksize(hdl, blk) 767 void *hdl; 768 int blk; 769 { 770 771 return (blk & -32); /* keep good alignment; at least 16 req'd */ 772 } 773 774 static int 775 eso_halt_output(hdl) 776 void *hdl; 777 { 778 struct eso_softc *sc = hdl; 779 int error, s; 780 781 DPRINTF(("%s: halt_output\n", sc->sc_dev.dv_xname)); 782 783 /* 784 * Disable auto-initialize DMA, allowing the FIFO to drain and then 785 * stop. The interrupt callback pointer is cleared at this 786 * point so that an outstanding FIFO interrupt for the remaining data 787 * will be acknowledged without further processing. 788 * 789 * This does not immediately `abort' an operation in progress (c.f. 790 * audio(9)) but is the method to leave the FIFO behind in a clean 791 * state with the least hair. (Besides, that item needs to be 792 * rephrased for trigger_*()-based DMA environments.) 793 */ 794 s = splaudio(); 795 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 796 ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB); 797 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 798 ESO_IO_A2DMAM_DMAENB); 799 800 sc->sc_pintr = NULL; 801 error = tsleep(&sc->sc_pintr, PCATCH | PWAIT, "esoho", hz); 802 splx(s); 803 804 /* Shut down DMA completely. */ 805 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 0); 806 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 0); 807 808 return (error == EWOULDBLOCK ? 0 : error); 809 } 810 811 static int 812 eso_halt_input(hdl) 813 void *hdl; 814 { 815 struct eso_softc *sc = hdl; 816 int error, s; 817 818 DPRINTF(("%s: halt_input\n", sc->sc_dev.dv_xname)); 819 820 /* Just like eso_halt_output(), but for Audio 1. */ 821 s = splaudio(); 822 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 823 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC | 824 ESO_CTLREG_A1C2_DMAENB); 825 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE, 826 DMA37MD_WRITE | DMA37MD_DEMAND); 827 828 sc->sc_rintr = NULL; 829 error = tsleep(&sc->sc_rintr, PCATCH | PWAIT, "esohi", hz); 830 splx(s); 831 832 /* Shut down DMA completely. */ 833 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 834 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC); 835 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 836 ESO_DMAC_MASK_MASK); 837 838 return (error == EWOULDBLOCK ? 0 : error); 839 } 840 841 /* ARGSUSED */ 842 static int 843 eso_getdev(hdl, retp) 844 void *hdl; 845 struct audio_device *retp; 846 { 847 struct eso_softc *sc = hdl; 848 849 strncpy(retp->name, "ESS Solo-1", sizeof (retp->name)); 850 snprintf(retp->version, sizeof (retp->version), "0x%02x", 851 sc->sc_revision); 852 if (sc->sc_revision <= 853 sizeof (eso_rev2model) / sizeof (eso_rev2model[0])) 854 strncpy(retp->config, eso_rev2model[sc->sc_revision], 855 sizeof (retp->config)); 856 else 857 strncpy(retp->config, "unknown", sizeof (retp->config)); 858 859 return (0); 860 } 861 862 static int 863 eso_set_port(hdl, cp) 864 void *hdl; 865 mixer_ctrl_t *cp; 866 { 867 struct eso_softc *sc = hdl; 868 unsigned int lgain, rgain; 869 uint8_t tmp; 870 871 switch (cp->dev) { 872 case ESO_DAC_PLAY_VOL: 873 case ESO_MIC_PLAY_VOL: 874 case ESO_LINE_PLAY_VOL: 875 case ESO_SYNTH_PLAY_VOL: 876 case ESO_CD_PLAY_VOL: 877 case ESO_AUXB_PLAY_VOL: 878 case ESO_RECORD_VOL: 879 case ESO_DAC_REC_VOL: 880 case ESO_MIC_REC_VOL: 881 case ESO_LINE_REC_VOL: 882 case ESO_SYNTH_REC_VOL: 883 case ESO_CD_REC_VOL: 884 case ESO_AUXB_REC_VOL: 885 if (cp->type != AUDIO_MIXER_VALUE) 886 return (EINVAL); 887 888 /* 889 * Stereo-capable mixer ports: if we get a single-channel 890 * gain value passed in, then we duplicate it to both left 891 * and right channels. 892 */ 893 switch (cp->un.value.num_channels) { 894 case 1: 895 lgain = rgain = ESO_GAIN_TO_4BIT( 896 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 897 break; 898 case 2: 899 lgain = ESO_GAIN_TO_4BIT( 900 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 901 rgain = ESO_GAIN_TO_4BIT( 902 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 903 break; 904 default: 905 return (EINVAL); 906 } 907 908 sc->sc_gain[cp->dev][ESO_LEFT] = lgain; 909 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain; 910 eso_set_gain(sc, cp->dev); 911 break; 912 913 case ESO_MASTER_VOL: 914 if (cp->type != AUDIO_MIXER_VALUE) 915 return (EINVAL); 916 917 /* Like above, but a precision of 6 bits. */ 918 switch (cp->un.value.num_channels) { 919 case 1: 920 lgain = rgain = ESO_GAIN_TO_6BIT( 921 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 922 break; 923 case 2: 924 lgain = ESO_GAIN_TO_6BIT( 925 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 926 rgain = ESO_GAIN_TO_6BIT( 927 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 928 break; 929 default: 930 return (EINVAL); 931 } 932 933 sc->sc_gain[cp->dev][ESO_LEFT] = lgain; 934 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain; 935 eso_set_gain(sc, cp->dev); 936 break; 937 938 case ESO_SPATIALIZER: 939 if (cp->type != AUDIO_MIXER_VALUE || 940 cp->un.value.num_channels != 1) 941 return (EINVAL); 942 943 sc->sc_gain[cp->dev][ESO_LEFT] = 944 sc->sc_gain[cp->dev][ESO_RIGHT] = 945 ESO_GAIN_TO_6BIT( 946 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 947 eso_set_gain(sc, cp->dev); 948 break; 949 950 case ESO_MONO_PLAY_VOL: 951 case ESO_MONO_REC_VOL: 952 if (cp->type != AUDIO_MIXER_VALUE || 953 cp->un.value.num_channels != 1) 954 return (EINVAL); 955 956 sc->sc_gain[cp->dev][ESO_LEFT] = 957 sc->sc_gain[cp->dev][ESO_RIGHT] = 958 ESO_GAIN_TO_4BIT( 959 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 960 eso_set_gain(sc, cp->dev); 961 break; 962 963 case ESO_PCSPEAKER_VOL: 964 if (cp->type != AUDIO_MIXER_VALUE || 965 cp->un.value.num_channels != 1) 966 return (EINVAL); 967 968 sc->sc_gain[cp->dev][ESO_LEFT] = 969 sc->sc_gain[cp->dev][ESO_RIGHT] = 970 ESO_GAIN_TO_3BIT( 971 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 972 eso_set_gain(sc, cp->dev); 973 break; 974 975 case ESO_SPATIALIZER_ENABLE: 976 if (cp->type != AUDIO_MIXER_ENUM) 977 return (EINVAL); 978 979 sc->sc_spatializer = (cp->un.ord != 0); 980 981 tmp = eso_read_mixreg(sc, ESO_MIXREG_SPAT); 982 if (sc->sc_spatializer) 983 tmp |= ESO_MIXREG_SPAT_ENB; 984 else 985 tmp &= ~ESO_MIXREG_SPAT_ENB; 986 eso_write_mixreg(sc, ESO_MIXREG_SPAT, 987 tmp | ESO_MIXREG_SPAT_RSTREL); 988 break; 989 990 case ESO_MONOOUT_SOURCE: 991 if (cp->type != AUDIO_MIXER_ENUM) 992 return (EINVAL); 993 994 sc->sc_monooutsrc = cp->un.ord; 995 996 tmp = eso_read_mixreg(sc, ESO_MIXREG_MPM); 997 tmp &= ~ESO_MIXREG_MPM_MOMASK; 998 tmp |= sc->sc_monooutsrc; 999 eso_write_mixreg(sc, ESO_MIXREG_MPM, tmp); 1000 break; 1001 1002 case ESO_RECORD_MONITOR: 1003 if (cp->type != AUDIO_MIXER_ENUM) 1004 return (EINVAL); 1005 1006 sc->sc_recmon = (cp->un.ord != 0); 1007 1008 tmp = eso_read_ctlreg(sc, ESO_CTLREG_ACTL); 1009 if (sc->sc_recmon) 1010 tmp |= ESO_CTLREG_ACTL_RECMON; 1011 else 1012 tmp &= ~ESO_CTLREG_ACTL_RECMON; 1013 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, tmp); 1014 break; 1015 1016 case ESO_RECORD_SOURCE: 1017 if (cp->type != AUDIO_MIXER_ENUM) 1018 return (EINVAL); 1019 1020 return (eso_set_recsrc(sc, cp->un.ord)); 1021 1022 case ESO_MIC_PREAMP: 1023 if (cp->type != AUDIO_MIXER_ENUM) 1024 return (EINVAL); 1025 1026 sc->sc_preamp = (cp->un.ord != 0); 1027 1028 tmp = eso_read_mixreg(sc, ESO_MIXREG_MPM); 1029 tmp &= ~ESO_MIXREG_MPM_RESV0; 1030 if (sc->sc_preamp) 1031 tmp |= ESO_MIXREG_MPM_PREAMP; 1032 else 1033 tmp &= ~ESO_MIXREG_MPM_PREAMP; 1034 eso_write_mixreg(sc, ESO_MIXREG_MPM, tmp); 1035 break; 1036 1037 default: 1038 return (EINVAL); 1039 } 1040 1041 return (0); 1042 } 1043 1044 static int 1045 eso_get_port(hdl, cp) 1046 void *hdl; 1047 mixer_ctrl_t *cp; 1048 { 1049 struct eso_softc *sc = hdl; 1050 1051 switch (cp->dev) { 1052 case ESO_DAC_PLAY_VOL: 1053 case ESO_MIC_PLAY_VOL: 1054 case ESO_LINE_PLAY_VOL: 1055 case ESO_SYNTH_PLAY_VOL: 1056 case ESO_CD_PLAY_VOL: 1057 case ESO_AUXB_PLAY_VOL: 1058 case ESO_MASTER_VOL: 1059 case ESO_RECORD_VOL: 1060 case ESO_DAC_REC_VOL: 1061 case ESO_MIC_REC_VOL: 1062 case ESO_LINE_REC_VOL: 1063 case ESO_SYNTH_REC_VOL: 1064 case ESO_CD_REC_VOL: 1065 case ESO_AUXB_REC_VOL: 1066 /* 1067 * Stereo-capable ports: if a single-channel query is made, 1068 * just return the left channel's value (since single-channel 1069 * settings themselves are applied to both channels). 1070 */ 1071 switch (cp->un.value.num_channels) { 1072 case 1: 1073 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1074 sc->sc_gain[cp->dev][ESO_LEFT]; 1075 break; 1076 case 2: 1077 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1078 sc->sc_gain[cp->dev][ESO_LEFT]; 1079 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1080 sc->sc_gain[cp->dev][ESO_RIGHT]; 1081 break; 1082 default: 1083 return (EINVAL); 1084 } 1085 break; 1086 1087 case ESO_MONO_PLAY_VOL: 1088 case ESO_PCSPEAKER_VOL: 1089 case ESO_MONO_REC_VOL: 1090 case ESO_SPATIALIZER: 1091 if (cp->un.value.num_channels != 1) 1092 return (EINVAL); 1093 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1094 sc->sc_gain[cp->dev][ESO_LEFT]; 1095 break; 1096 1097 case ESO_RECORD_MONITOR: 1098 cp->un.ord = sc->sc_recmon; 1099 break; 1100 1101 case ESO_RECORD_SOURCE: 1102 cp->un.ord = sc->sc_recsrc; 1103 break; 1104 1105 case ESO_MONOOUT_SOURCE: 1106 cp->un.ord = sc->sc_monooutsrc; 1107 break; 1108 1109 case ESO_SPATIALIZER_ENABLE: 1110 cp->un.ord = sc->sc_spatializer; 1111 break; 1112 1113 case ESO_MIC_PREAMP: 1114 cp->un.ord = sc->sc_preamp; 1115 break; 1116 1117 default: 1118 return (EINVAL); 1119 } 1120 1121 1122 return (0); 1123 1124 } 1125 1126 static int 1127 eso_query_devinfo(hdl, dip) 1128 void *hdl; 1129 mixer_devinfo_t *dip; 1130 { 1131 1132 switch (dip->index) { 1133 case ESO_DAC_PLAY_VOL: 1134 dip->mixer_class = ESO_INPUT_CLASS; 1135 dip->next = dip->prev = AUDIO_MIXER_LAST; 1136 strcpy(dip->label.name, AudioNdac); 1137 dip->type = AUDIO_MIXER_VALUE; 1138 dip->un.v.num_channels = 2; 1139 strcpy(dip->un.v.units.name, AudioNvolume); 1140 break; 1141 case ESO_MIC_PLAY_VOL: 1142 dip->mixer_class = ESO_INPUT_CLASS; 1143 dip->next = dip->prev = AUDIO_MIXER_LAST; 1144 strcpy(dip->label.name, AudioNmicrophone); 1145 dip->type = AUDIO_MIXER_VALUE; 1146 dip->un.v.num_channels = 2; 1147 strcpy(dip->un.v.units.name, AudioNvolume); 1148 break; 1149 case ESO_LINE_PLAY_VOL: 1150 dip->mixer_class = ESO_INPUT_CLASS; 1151 dip->next = dip->prev = AUDIO_MIXER_LAST; 1152 strcpy(dip->label.name, AudioNline); 1153 dip->type = AUDIO_MIXER_VALUE; 1154 dip->un.v.num_channels = 2; 1155 strcpy(dip->un.v.units.name, AudioNvolume); 1156 break; 1157 case ESO_SYNTH_PLAY_VOL: 1158 dip->mixer_class = ESO_INPUT_CLASS; 1159 dip->next = dip->prev = AUDIO_MIXER_LAST; 1160 strcpy(dip->label.name, AudioNfmsynth); 1161 dip->type = AUDIO_MIXER_VALUE; 1162 dip->un.v.num_channels = 2; 1163 strcpy(dip->un.v.units.name, AudioNvolume); 1164 break; 1165 case ESO_MONO_PLAY_VOL: 1166 dip->mixer_class = ESO_INPUT_CLASS; 1167 dip->next = dip->prev = AUDIO_MIXER_LAST; 1168 strcpy(dip->label.name, "mono_in"); 1169 dip->type = AUDIO_MIXER_VALUE; 1170 dip->un.v.num_channels = 1; 1171 strcpy(dip->un.v.units.name, AudioNvolume); 1172 break; 1173 case ESO_CD_PLAY_VOL: 1174 dip->mixer_class = ESO_INPUT_CLASS; 1175 dip->next = dip->prev = AUDIO_MIXER_LAST; 1176 strcpy(dip->label.name, AudioNcd); 1177 dip->type = AUDIO_MIXER_VALUE; 1178 dip->un.v.num_channels = 2; 1179 strcpy(dip->un.v.units.name, AudioNvolume); 1180 break; 1181 case ESO_AUXB_PLAY_VOL: 1182 dip->mixer_class = ESO_INPUT_CLASS; 1183 dip->next = dip->prev = AUDIO_MIXER_LAST; 1184 strcpy(dip->label.name, "auxb"); 1185 dip->type = AUDIO_MIXER_VALUE; 1186 dip->un.v.num_channels = 2; 1187 strcpy(dip->un.v.units.name, AudioNvolume); 1188 break; 1189 1190 case ESO_MIC_PREAMP: 1191 dip->mixer_class = ESO_MICROPHONE_CLASS; 1192 dip->next = dip->prev = AUDIO_MIXER_LAST; 1193 strcpy(dip->label.name, AudioNpreamp); 1194 dip->type = AUDIO_MIXER_ENUM; 1195 dip->un.e.num_mem = 2; 1196 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1197 dip->un.e.member[0].ord = 0; 1198 strcpy(dip->un.e.member[1].label.name, AudioNon); 1199 dip->un.e.member[1].ord = 1; 1200 break; 1201 case ESO_MICROPHONE_CLASS: 1202 dip->mixer_class = ESO_MICROPHONE_CLASS; 1203 dip->next = dip->prev = AUDIO_MIXER_LAST; 1204 strcpy(dip->label.name, AudioNmicrophone); 1205 dip->type = AUDIO_MIXER_CLASS; 1206 break; 1207 1208 case ESO_INPUT_CLASS: 1209 dip->mixer_class = ESO_INPUT_CLASS; 1210 dip->next = dip->prev = AUDIO_MIXER_LAST; 1211 strcpy(dip->label.name, AudioCinputs); 1212 dip->type = AUDIO_MIXER_CLASS; 1213 break; 1214 1215 case ESO_MASTER_VOL: 1216 dip->mixer_class = ESO_OUTPUT_CLASS; 1217 dip->next = dip->prev = AUDIO_MIXER_LAST; 1218 strcpy(dip->label.name, AudioNmaster); 1219 dip->type = AUDIO_MIXER_VALUE; 1220 dip->un.v.num_channels = 2; 1221 strcpy(dip->un.v.units.name, AudioNvolume); 1222 break; 1223 case ESO_PCSPEAKER_VOL: 1224 dip->mixer_class = ESO_OUTPUT_CLASS; 1225 dip->next = dip->prev = AUDIO_MIXER_LAST; 1226 strcpy(dip->label.name, "pc_speaker"); 1227 dip->type = AUDIO_MIXER_VALUE; 1228 dip->un.v.num_channels = 1; 1229 strcpy(dip->un.v.units.name, AudioNvolume); 1230 break; 1231 case ESO_MONOOUT_SOURCE: 1232 dip->mixer_class = ESO_OUTPUT_CLASS; 1233 dip->next = dip->prev = AUDIO_MIXER_LAST; 1234 strcpy(dip->label.name, "mono_out"); 1235 dip->type = AUDIO_MIXER_ENUM; 1236 dip->un.e.num_mem = 3; 1237 strcpy(dip->un.e.member[0].label.name, AudioNmute); 1238 dip->un.e.member[0].ord = ESO_MIXREG_MPM_MOMUTE; 1239 strcpy(dip->un.e.member[1].label.name, AudioNdac); 1240 dip->un.e.member[1].ord = ESO_MIXREG_MPM_MOA2R; 1241 strcpy(dip->un.e.member[2].label.name, AudioNmixerout); 1242 dip->un.e.member[2].ord = ESO_MIXREG_MPM_MOREC; 1243 break; 1244 case ESO_SPATIALIZER: 1245 dip->mixer_class = ESO_OUTPUT_CLASS; 1246 dip->prev = AUDIO_MIXER_LAST; 1247 dip->next = ESO_SPATIALIZER_ENABLE; 1248 strcpy(dip->label.name, AudioNspatial); 1249 dip->type = AUDIO_MIXER_VALUE; 1250 dip->un.v.num_channels = 1; 1251 strcpy(dip->un.v.units.name, "level"); 1252 break; 1253 case ESO_SPATIALIZER_ENABLE: 1254 dip->mixer_class = ESO_OUTPUT_CLASS; 1255 dip->prev = ESO_SPATIALIZER; 1256 dip->next = AUDIO_MIXER_LAST; 1257 strcpy(dip->label.name, "enable"); 1258 dip->type = AUDIO_MIXER_ENUM; 1259 dip->un.e.num_mem = 2; 1260 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1261 dip->un.e.member[0].ord = 0; 1262 strcpy(dip->un.e.member[1].label.name, AudioNon); 1263 dip->un.e.member[1].ord = 1; 1264 break; 1265 1266 case ESO_OUTPUT_CLASS: 1267 dip->mixer_class = ESO_OUTPUT_CLASS; 1268 dip->next = dip->prev = AUDIO_MIXER_LAST; 1269 strcpy(dip->label.name, AudioCoutputs); 1270 dip->type = AUDIO_MIXER_CLASS; 1271 break; 1272 1273 case ESO_RECORD_MONITOR: 1274 dip->mixer_class = ESO_MONITOR_CLASS; 1275 dip->next = dip->prev = AUDIO_MIXER_LAST; 1276 strcpy(dip->label.name, AudioNmute); 1277 dip->type = AUDIO_MIXER_ENUM; 1278 dip->un.e.num_mem = 2; 1279 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1280 dip->un.e.member[0].ord = 0; 1281 strcpy(dip->un.e.member[1].label.name, AudioNon); 1282 dip->un.e.member[1].ord = 1; 1283 break; 1284 case ESO_MONITOR_CLASS: 1285 dip->mixer_class = ESO_MONITOR_CLASS; 1286 dip->next = dip->prev = AUDIO_MIXER_LAST; 1287 strcpy(dip->label.name, AudioCmonitor); 1288 dip->type = AUDIO_MIXER_CLASS; 1289 break; 1290 1291 case ESO_RECORD_VOL: 1292 dip->mixer_class = ESO_RECORD_CLASS; 1293 dip->next = dip->prev = AUDIO_MIXER_LAST; 1294 strcpy(dip->label.name, AudioNrecord); 1295 dip->type = AUDIO_MIXER_VALUE; 1296 strcpy(dip->un.v.units.name, AudioNvolume); 1297 break; 1298 case ESO_RECORD_SOURCE: 1299 dip->mixer_class = ESO_RECORD_CLASS; 1300 dip->next = dip->prev = AUDIO_MIXER_LAST; 1301 strcpy(dip->label.name, AudioNsource); 1302 dip->type = AUDIO_MIXER_ENUM; 1303 dip->un.e.num_mem = 4; 1304 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 1305 dip->un.e.member[0].ord = ESO_MIXREG_ERS_MIC; 1306 strcpy(dip->un.e.member[1].label.name, AudioNline); 1307 dip->un.e.member[1].ord = ESO_MIXREG_ERS_LINE; 1308 strcpy(dip->un.e.member[2].label.name, AudioNcd); 1309 dip->un.e.member[2].ord = ESO_MIXREG_ERS_CD; 1310 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1311 dip->un.e.member[3].ord = ESO_MIXREG_ERS_MIXER; 1312 break; 1313 case ESO_DAC_REC_VOL: 1314 dip->mixer_class = ESO_RECORD_CLASS; 1315 dip->next = dip->prev = AUDIO_MIXER_LAST; 1316 strcpy(dip->label.name, AudioNdac); 1317 dip->type = AUDIO_MIXER_VALUE; 1318 dip->un.v.num_channels = 2; 1319 strcpy(dip->un.v.units.name, AudioNvolume); 1320 break; 1321 case ESO_MIC_REC_VOL: 1322 dip->mixer_class = ESO_RECORD_CLASS; 1323 dip->next = dip->prev = AUDIO_MIXER_LAST; 1324 strcpy(dip->label.name, AudioNmicrophone); 1325 dip->type = AUDIO_MIXER_VALUE; 1326 dip->un.v.num_channels = 2; 1327 strcpy(dip->un.v.units.name, AudioNvolume); 1328 break; 1329 case ESO_LINE_REC_VOL: 1330 dip->mixer_class = ESO_RECORD_CLASS; 1331 dip->next = dip->prev = AUDIO_MIXER_LAST; 1332 strcpy(dip->label.name, AudioNline); 1333 dip->type = AUDIO_MIXER_VALUE; 1334 dip->un.v.num_channels = 2; 1335 strcpy(dip->un.v.units.name, AudioNvolume); 1336 break; 1337 case ESO_SYNTH_REC_VOL: 1338 dip->mixer_class = ESO_RECORD_CLASS; 1339 dip->next = dip->prev = AUDIO_MIXER_LAST; 1340 strcpy(dip->label.name, AudioNfmsynth); 1341 dip->type = AUDIO_MIXER_VALUE; 1342 dip->un.v.num_channels = 2; 1343 strcpy(dip->un.v.units.name, AudioNvolume); 1344 break; 1345 case ESO_MONO_REC_VOL: 1346 dip->mixer_class = ESO_RECORD_CLASS; 1347 dip->next = dip->prev = AUDIO_MIXER_LAST; 1348 strcpy(dip->label.name, "mono_in"); 1349 dip->type = AUDIO_MIXER_VALUE; 1350 dip->un.v.num_channels = 1; /* No lies */ 1351 strcpy(dip->un.v.units.name, AudioNvolume); 1352 break; 1353 case ESO_CD_REC_VOL: 1354 dip->mixer_class = ESO_RECORD_CLASS; 1355 dip->next = dip->prev = AUDIO_MIXER_LAST; 1356 strcpy(dip->label.name, AudioNcd); 1357 dip->type = AUDIO_MIXER_VALUE; 1358 dip->un.v.num_channels = 2; 1359 strcpy(dip->un.v.units.name, AudioNvolume); 1360 break; 1361 case ESO_AUXB_REC_VOL: 1362 dip->mixer_class = ESO_RECORD_CLASS; 1363 dip->next = dip->prev = AUDIO_MIXER_LAST; 1364 strcpy(dip->label.name, "auxb"); 1365 dip->type = AUDIO_MIXER_VALUE; 1366 dip->un.v.num_channels = 2; 1367 strcpy(dip->un.v.units.name, AudioNvolume); 1368 break; 1369 case ESO_RECORD_CLASS: 1370 dip->mixer_class = ESO_RECORD_CLASS; 1371 dip->next = dip->prev = AUDIO_MIXER_LAST; 1372 strcpy(dip->label.name, AudioCrecord); 1373 dip->type = AUDIO_MIXER_CLASS; 1374 break; 1375 1376 default: 1377 return (ENXIO); 1378 } 1379 1380 return (0); 1381 } 1382 1383 static int 1384 eso_allocmem(sc, size, align, boundary, flags, ed) 1385 struct eso_softc *sc; 1386 size_t size; 1387 size_t align; 1388 size_t boundary; 1389 int flags; 1390 struct eso_dma *ed; 1391 { 1392 int error, wait; 1393 1394 wait = (flags & M_NOWAIT) ? BUS_DMA_NOWAIT : BUS_DMA_WAITOK; 1395 ed->ed_size = size; 1396 1397 error = bus_dmamem_alloc(sc->sc_dmat, ed->ed_size, align, boundary, 1398 ed->ed_segs, sizeof (ed->ed_segs) / sizeof (ed->ed_segs[0]), 1399 &ed->ed_nsegs, wait); 1400 if (error) 1401 goto out; 1402 1403 error = bus_dmamem_map(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs, 1404 ed->ed_size, &ed->ed_addr, wait | BUS_DMA_COHERENT); 1405 if (error) 1406 goto free; 1407 1408 error = bus_dmamap_create(sc->sc_dmat, ed->ed_size, 1, ed->ed_size, 0, 1409 wait, &ed->ed_map); 1410 if (error) 1411 goto unmap; 1412 1413 error = bus_dmamap_load(sc->sc_dmat, ed->ed_map, ed->ed_addr, 1414 ed->ed_size, NULL, wait); 1415 if (error) 1416 goto destroy; 1417 1418 return (0); 1419 1420 destroy: 1421 bus_dmamap_destroy(sc->sc_dmat, ed->ed_map); 1422 unmap: 1423 bus_dmamem_unmap(sc->sc_dmat, ed->ed_addr, ed->ed_size); 1424 free: 1425 bus_dmamem_free(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs); 1426 out: 1427 return (error); 1428 } 1429 1430 static void 1431 eso_freemem(sc, ed) 1432 struct eso_softc *sc; 1433 struct eso_dma *ed; 1434 { 1435 1436 bus_dmamap_unload(sc->sc_dmat, ed->ed_map); 1437 bus_dmamap_destroy(sc->sc_dmat, ed->ed_map); 1438 bus_dmamem_unmap(sc->sc_dmat, ed->ed_addr, ed->ed_size); 1439 bus_dmamem_free(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs); 1440 } 1441 1442 static void * 1443 eso_allocm(hdl, direction, size, type, flags) 1444 void *hdl; 1445 int direction; 1446 size_t size; 1447 int type, flags; 1448 { 1449 struct eso_softc *sc = hdl; 1450 struct eso_dma *ed; 1451 size_t boundary; 1452 int error; 1453 1454 if ((ed = malloc(size, type, flags)) == NULL) 1455 return (NULL); 1456 1457 /* 1458 * Apparently the Audio 1 DMA controller's current address 1459 * register can't roll over a 64K address boundary, so we have to 1460 * take care of that ourselves. The second channel DMA controller 1461 * doesn't have that restriction, however. 1462 */ 1463 if (direction == AUMODE_RECORD) 1464 boundary = 0x10000; 1465 else 1466 boundary = 0; 1467 1468 error = eso_allocmem(sc, size, 32, boundary, flags, ed); 1469 if (error) { 1470 free(ed, type); 1471 return (NULL); 1472 } 1473 ed->ed_next = sc->sc_dmas; 1474 sc->sc_dmas = ed; 1475 1476 return (KVADDR(ed)); 1477 } 1478 1479 static void 1480 eso_freem(hdl, addr, type) 1481 void *hdl; 1482 void *addr; 1483 int type; 1484 { 1485 struct eso_softc *sc; 1486 struct eso_dma *p, **pp; 1487 1488 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->ed_next) { 1489 if (KVADDR(p) == addr) { 1490 eso_freemem(sc, p); 1491 *pp = p->ed_next; 1492 free(p, type); 1493 return; 1494 } 1495 } 1496 } 1497 1498 static size_t 1499 eso_round_buffersize(hdl, direction, bufsize) 1500 void *hdl; 1501 int direction; 1502 size_t bufsize; 1503 { 1504 1505 /* 64K restriction: ISA at eleven? */ 1506 if (bufsize > 65536) 1507 bufsize = 65536; 1508 1509 return (bufsize); 1510 } 1511 1512 static int 1513 eso_mappage(hdl, addr, offs, prot) 1514 void *hdl; 1515 void *addr; 1516 int offs; 1517 int prot; 1518 { 1519 struct eso_softc *sc = hdl; 1520 struct eso_dma *ed; 1521 1522 if (offs < 0) 1523 return (-1); 1524 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) == addr; 1525 ed = ed->ed_next) 1526 ; 1527 if (ed == NULL) 1528 return (-1); 1529 1530 return (bus_dmamem_mmap(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs, 1531 offs, prot, BUS_DMA_WAITOK)); 1532 } 1533 1534 /* ARGSUSED */ 1535 static int 1536 eso_get_props(hdl) 1537 void *hdl; 1538 { 1539 1540 return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 1541 AUDIO_PROP_FULLDUPLEX); 1542 } 1543 1544 static int 1545 eso_trigger_output(hdl, start, end, blksize, intr, arg, param) 1546 void *hdl; 1547 void *start, *end; 1548 int blksize; 1549 void (*intr) __P((void *)); 1550 void *arg; 1551 struct audio_params *param; 1552 { 1553 struct eso_softc *sc = hdl; 1554 struct eso_dma *ed; 1555 uint8_t a2c1; 1556 1557 DPRINTF(( 1558 "%s: trigger_output: start %p, end %p, blksize %d, intr %p(%p)\n", 1559 sc->sc_dev.dv_xname, start, end, blksize, intr, arg)); 1560 DPRINTF(("%s: param: rate %lu, encoding %u, precision %u, channels %u, sw_code %p, factor %d\n", 1561 sc->sc_dev.dv_xname, param->sample_rate, param->encoding, 1562 param->precision, param->channels, param->sw_code, param->factor)); 1563 1564 /* Find DMA buffer. */ 1565 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) != start; 1566 ed = ed->ed_next) 1567 ; 1568 if (ed == NULL) { 1569 printf("%s: trigger_output: bad addr %p\n", 1570 sc->sc_dev.dv_xname, start); 1571 return (EINVAL); 1572 } 1573 1574 sc->sc_pintr = intr; 1575 sc->sc_parg = arg; 1576 1577 /* DMA transfer count (in `words'!) reload using 2's complement. */ 1578 blksize = -(blksize >> 1); 1579 eso_write_mixreg(sc, ESO_MIXREG_A2TCRLO, blksize & 0xff); 1580 eso_write_mixreg(sc, ESO_MIXREG_A2TCRHI, blksize >> 8); 1581 1582 /* Update DAC to reflect DMA count and audio parameters. */ 1583 /* Note: we cache A2C2 in order to avoid r/m/w at interrupt time. */ 1584 if (param->precision * param->factor == 16) 1585 sc->sc_a2c2 |= ESO_MIXREG_A2C2_16BIT; 1586 else 1587 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_16BIT; 1588 if (param->channels == 2) 1589 sc->sc_a2c2 |= ESO_MIXREG_A2C2_STEREO; 1590 else 1591 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_STEREO; 1592 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE || 1593 param->encoding == AUDIO_ENCODING_SLINEAR_LE) 1594 sc->sc_a2c2 |= ESO_MIXREG_A2C2_SIGNED; 1595 else 1596 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_SIGNED; 1597 /* Unmask IRQ. */ 1598 sc->sc_a2c2 |= ESO_MIXREG_A2C2_IRQM; 1599 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2); 1600 1601 /* Set up DMA controller. */ 1602 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAA, 1603 htopci(DMAADDR(ed))); 1604 bus_space_write_2(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAC, 1605 htopci((uint8_t *)end - (uint8_t *)start)); 1606 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 1607 ESO_IO_A2DMAM_DMAENB | ESO_IO_A2DMAM_AUTO); 1608 1609 /* Start DMA. */ 1610 a2c1 = eso_read_mixreg(sc, ESO_MIXREG_A2C1); 1611 a2c1 &= ~ESO_MIXREG_A2C1_RESV0; /* Paranoia? XXX bit 5 */ 1612 a2c1 |= ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB | 1613 ESO_MIXREG_A2C1_AUTO; 1614 eso_write_mixreg(sc, ESO_MIXREG_A2C1, a2c1); 1615 1616 return (0); 1617 } 1618 1619 static int 1620 eso_trigger_input(hdl, start, end, blksize, intr, arg, param) 1621 void *hdl; 1622 void *start, *end; 1623 int blksize; 1624 void (*intr) __P((void *)); 1625 void *arg; 1626 struct audio_params *param; 1627 { 1628 struct eso_softc *sc = hdl; 1629 struct eso_dma *ed; 1630 uint8_t actl, a1c1; 1631 1632 DPRINTF(( 1633 "%s: trigger_input: start %p, end %p, blksize %d, intr %p(%p)\n", 1634 sc->sc_dev.dv_xname, start, end, blksize, intr, arg)); 1635 DPRINTF(("%s: param: rate %lu, encoding %u, precision %u, channels %u, sw_code %p, factor %d\n", 1636 sc->sc_dev.dv_xname, param->sample_rate, param->encoding, 1637 param->precision, param->channels, param->sw_code, param->factor)); 1638 1639 /* 1640 * If we failed to configure the Audio 1 DMA controller, bail here 1641 * while retaining availability of the DAC direction (in Audio 2). 1642 */ 1643 if (!sc->sc_dmac_configured) 1644 return (EIO); 1645 1646 /* Find DMA buffer. */ 1647 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) != start; 1648 ed = ed->ed_next) 1649 ; 1650 if (ed == NULL) { 1651 printf("%s: trigger_output: bad addr %p\n", 1652 sc->sc_dev.dv_xname, start); 1653 return (EINVAL); 1654 } 1655 1656 sc->sc_rintr = intr; 1657 sc->sc_rarg = arg; 1658 1659 /* Set up ADC DMA converter parameters. */ 1660 actl = eso_read_ctlreg(sc, ESO_CTLREG_ACTL); 1661 if (param->channels == 2) { 1662 actl &= ~ESO_CTLREG_ACTL_MONO; 1663 actl |= ESO_CTLREG_ACTL_STEREO; 1664 } else { 1665 actl &= ~ESO_CTLREG_ACTL_STEREO; 1666 actl |= ESO_CTLREG_ACTL_MONO; 1667 } 1668 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, actl); 1669 1670 /* Set up Transfer Type: maybe move to attach time? */ 1671 eso_write_ctlreg(sc, ESO_CTLREG_A1TT, ESO_CTLREG_A1TT_DEMAND4); 1672 1673 /* DMA transfer count reload using 2's complement. */ 1674 blksize = -blksize; 1675 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRLO, blksize & 0xff); 1676 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRHI, blksize >> 8); 1677 1678 /* Set up and enable Audio 1 DMA FIFO. */ 1679 a1c1 = ESO_CTLREG_A1C1_RESV1 | ESO_CTLREG_A1C1_FIFOENB; 1680 if (param->precision * param->factor == 16) 1681 a1c1 |= ESO_CTLREG_A1C1_16BIT; 1682 if (param->channels == 2) 1683 a1c1 |= ESO_CTLREG_A1C1_STEREO; 1684 else 1685 a1c1 |= ESO_CTLREG_A1C1_MONO; 1686 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE || 1687 param->encoding == AUDIO_ENCODING_SLINEAR_LE) 1688 a1c1 |= ESO_CTLREG_A1C1_SIGNED; 1689 eso_write_ctlreg(sc, ESO_CTLREG_A1C1, a1c1); 1690 1691 /* Set up ADC IRQ/DRQ parameters. */ 1692 eso_write_ctlreg(sc, ESO_CTLREG_LAIC, 1693 ESO_CTLREG_LAIC_PINENB | ESO_CTLREG_LAIC_EXTENB); 1694 eso_write_ctlreg(sc, ESO_CTLREG_DRQCTL, 1695 ESO_CTLREG_DRQCTL_ENB1 | ESO_CTLREG_DRQCTL_EXTENB); 1696 1697 /* Set up and enable DMA controller. */ 1698 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_CLEAR, 0); 1699 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 1700 ESO_DMAC_MASK_MASK); 1701 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE, 1702 DMA37MD_WRITE | DMA37MD_LOOP | DMA37MD_DEMAND); 1703 bus_space_write_4(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAA, 1704 htopci(DMAADDR(ed))); 1705 bus_space_write_2(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAC, 1706 htopci((uint8_t *)end - (uint8_t *)start - 1)); 1707 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 0); 1708 1709 /* Start DMA. */ 1710 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 1711 ESO_CTLREG_A1C2_DMAENB | ESO_CTLREG_A1C2_READ | 1712 ESO_CTLREG_A1C2_AUTO | ESO_CTLREG_A1C2_ADC); 1713 1714 return (0); 1715 } 1716 1717 static int 1718 eso_set_recsrc(sc, recsrc) 1719 struct eso_softc *sc; 1720 unsigned int recsrc; 1721 { 1722 1723 eso_write_mixreg(sc, ESO_MIXREG_ERS, recsrc); 1724 sc->sc_recsrc = recsrc; 1725 return (0); 1726 } 1727 1728 static void 1729 eso_set_gain(sc, port) 1730 struct eso_softc *sc; 1731 unsigned int port; 1732 { 1733 uint8_t mixreg, tmp; 1734 1735 switch (port) { 1736 case ESO_DAC_PLAY_VOL: 1737 mixreg = ESO_MIXREG_PVR_A2; 1738 break; 1739 case ESO_MIC_PLAY_VOL: 1740 mixreg = ESO_MIXREG_PVR_MIC; 1741 break; 1742 case ESO_LINE_PLAY_VOL: 1743 mixreg = ESO_MIXREG_PVR_LINE; 1744 break; 1745 case ESO_SYNTH_PLAY_VOL: 1746 mixreg = ESO_MIXREG_PVR_SYNTH; 1747 break; 1748 case ESO_CD_PLAY_VOL: 1749 mixreg = ESO_MIXREG_PVR_CD; 1750 break; 1751 case ESO_AUXB_PLAY_VOL: 1752 mixreg = ESO_MIXREG_PVR_AUXB; 1753 break; 1754 1755 case ESO_DAC_REC_VOL: 1756 mixreg = ESO_MIXREG_RVR_A2; 1757 break; 1758 case ESO_MIC_REC_VOL: 1759 mixreg = ESO_MIXREG_RVR_MIC; 1760 break; 1761 case ESO_LINE_REC_VOL: 1762 mixreg = ESO_MIXREG_RVR_LINE; 1763 break; 1764 case ESO_SYNTH_REC_VOL: 1765 mixreg = ESO_MIXREG_RVR_SYNTH; 1766 break; 1767 case ESO_CD_REC_VOL: 1768 mixreg = ESO_MIXREG_RVR_CD; 1769 break; 1770 case ESO_AUXB_REC_VOL: 1771 mixreg = ESO_MIXREG_RVR_AUXB; 1772 break; 1773 case ESO_MONO_PLAY_VOL: 1774 mixreg = ESO_MIXREG_PVR_MONO; 1775 break; 1776 case ESO_MONO_REC_VOL: 1777 mixreg = ESO_MIXREG_RVR_MONO; 1778 break; 1779 1780 case ESO_PCSPEAKER_VOL: 1781 /* Special case - only 3-bit, mono, and reserved bits. */ 1782 tmp = eso_read_mixreg(sc, ESO_MIXREG_PCSVR); 1783 tmp &= ESO_MIXREG_PCSVR_RESV; 1784 /* Map bits 7:5 -> 2:0. */ 1785 tmp |= (sc->sc_gain[port][ESO_LEFT] >> 5); 1786 eso_write_mixreg(sc, ESO_MIXREG_PCSVR, tmp); 1787 return; 1788 1789 case ESO_MASTER_VOL: 1790 /* Special case - separate regs, and 6-bit precision. */ 1791 /* Map bits 7:2 -> 5:0. */ 1792 eso_write_mixreg(sc, ESO_MIXREG_LMVM, 1793 sc->sc_gain[port][ESO_LEFT] >> 2); 1794 eso_write_mixreg(sc, ESO_MIXREG_RMVM, 1795 sc->sc_gain[port][ESO_RIGHT] >> 2); 1796 return; 1797 1798 case ESO_SPATIALIZER: 1799 /* Special case - only `mono', and higher precision. */ 1800 eso_write_mixreg(sc, ESO_MIXREG_SPATLVL, 1801 sc->sc_gain[port][ESO_LEFT]); 1802 return; 1803 1804 case ESO_RECORD_VOL: 1805 /* Very Special case, controller register. */ 1806 eso_write_ctlreg(sc, ESO_CTLREG_RECLVL,ESO_4BIT_GAIN_TO_STEREO( 1807 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT])); 1808 return; 1809 1810 default: 1811 #ifdef DIAGNOSTIC 1812 panic("eso_set_gain: bad port %u", port); 1813 /* NOTREACHED */ 1814 #else 1815 return; 1816 #endif 1817 } 1818 1819 eso_write_mixreg(sc, mixreg, ESO_4BIT_GAIN_TO_STEREO( 1820 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT])); 1821 } 1822
Indexes created Tue Sep 30 11:09:46 GMT 2025