eso.c revision 1.1
1/* $OpenBSD: eso.c,v 1.1 1999/08/04 23:38:03 niklas 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#ifdef __OpenBSD__ 62#include <dev/isa/mpu401var.h> /* XXX should not be ISA! */ 63#else 64#include <dev/ic/mpuvar.h> 65#endif 66#include <dev/ic/i8237reg.h> 67#include <dev/pci/esoreg.h> 68#include <dev/pci/esovar.h> 69 70#include <machine/bus.h> 71#include <machine/intr.h> 72 73#ifdef __OpenBSD__ 74#include <machine/endian.h> 75#define htopci(x) htole32(x) 76#define pcitoh(x) letoh32(x) 77#else 78#if BYTE_ORDER == BIG_ENDIAN 79#include <machine/bswap.h> 80#define htopci(x) bswap32(x) 81#define pcitoh(x) bswap32(x) 82#else 83#define htopci(x) (x) 84#define pcitoh(x) (x) 85#endif 86#endif 87 88#if defined(AUDIO_DEBUG) || defined(DEBUG) 89#define DPRINTF(x) printf x 90#else 91#define DPRINTF(x) 92#endif 93 94struct eso_dma { 95 bus_dmamap_t ed_map; 96 caddr_t ed_addr; 97 bus_dma_segment_t ed_segs[1]; 98 int ed_nsegs; 99 size_t ed_size; 100 struct eso_dma * ed_next; 101}; 102 103#define KVADDR(dma) ((void *)(dma)->ed_addr) 104#define DMAADDR(dma) ((dma)->ed_map->dm_segs[0].ds_addr) 105 106/* Autoconfiguration interface */ 107HIDE int eso_match __P((struct device *, MATCH_ARG_2_T, void *)); 108HIDE void eso_attach __P((struct device *, struct device *, void *)); 109HIDE void eso_defer __P((struct device *)); 110 111struct cfattach eso_ca = { 112 sizeof (struct eso_softc), eso_match, eso_attach 113}; 114 115#ifdef __OpenBSD__ 116struct cfdriver eso_cd = { 117 NULL, "eso", DV_DULL 118}; 119#endif 120 121/* PCI interface */ 122HIDE int eso_intr __P((void *)); 123 124/* MI audio layer interface */ 125HIDE int eso_open __P((void *, int)); 126HIDE void eso_close __P((void *)); 127HIDE int eso_query_encoding __P((void *, struct audio_encoding *)); 128HIDE int eso_set_params __P((void *, int, int, struct audio_params *, 129 struct audio_params *)); 130HIDE int eso_round_blocksize __P((void *, int)); 131HIDE int eso_halt_output __P((void *)); 132HIDE int eso_halt_input __P((void *)); 133HIDE int eso_getdev __P((void *, struct audio_device *)); 134HIDE int eso_set_port __P((void *, mixer_ctrl_t *)); 135HIDE int eso_get_port __P((void *, mixer_ctrl_t *)); 136HIDE int eso_query_devinfo __P((void *, mixer_devinfo_t *)); 137#ifdef __OpenBSD__ 138void * eso_allocm __P((void *, u_long, int, int)); 139#else 140HIDE void * eso_allocm __P((void *, int, size_t, int, int)); 141#endif 142HIDE void eso_freem __P((void *, void *, int)); 143#ifdef __OpenBSD__ 144u_long eso_round_buffersize __P((void *, u_long)); 145#else 146HIDE size_t eso_round_buffersize __P((void *, int, size_t)); 147#endif 148HIDE int eso_mappage __P((void *, void *, int, int)); 149HIDE int eso_get_props __P((void *)); 150HIDE int eso_trigger_output __P((void *, void *, void *, int, 151 void (*)(void *), void *, struct audio_params *)); 152HIDE int eso_trigger_input __P((void *, void *, void *, int, 153 void (*)(void *), void *, struct audio_params *)); 154 155HIDE struct audio_hw_if eso_hw_if = { 156 eso_open, 157 eso_close, 158 NULL, /* drain */ 159 eso_query_encoding, 160 eso_set_params, 161 eso_round_blocksize, 162 NULL, /* commit_settings */ 163 NULL, /* init_output */ 164 NULL, /* init_input */ 165 NULL, /* start_output */ 166 NULL, /* start_input */ 167 eso_halt_output, 168 eso_halt_input, 169 NULL, /* speaker_ctl */ 170 eso_getdev, 171 NULL, /* setfd */ 172 eso_set_port, 173 eso_get_port, 174 eso_query_devinfo, 175 eso_allocm, 176 eso_freem, 177 eso_round_buffersize, 178 eso_mappage, 179 eso_get_props, 180 eso_trigger_output, 181 eso_trigger_input 182}; 183 184HIDE const char * const eso_rev2model[] = { 185 "ES1938", 186 "ES1946" 187}; 188 189 190/* 191 * Utility routines 192 */ 193/* Register access etc. */ 194HIDE uint8_t eso_read_ctlreg __P((struct eso_softc *, uint8_t)); 195HIDE uint8_t eso_read_mixreg __P((struct eso_softc *, uint8_t)); 196HIDE uint8_t eso_read_rdr __P((struct eso_softc *)); 197HIDE int eso_reset __P((struct eso_softc *)); 198HIDE void eso_set_gain __P((struct eso_softc *, unsigned int)); 199HIDE int eso_set_recsrc __P((struct eso_softc *, unsigned int)); 200HIDE void eso_write_cmd __P((struct eso_softc *, uint8_t)); 201HIDE void eso_write_ctlreg __P((struct eso_softc *, uint8_t, uint8_t)); 202HIDE void eso_write_mixreg __P((struct eso_softc *, uint8_t, uint8_t)); 203/* DMA memory allocation */ 204HIDE int eso_allocmem __P((struct eso_softc *, size_t, size_t, size_t, 205 int, struct eso_dma *)); 206HIDE void eso_freemem __P((struct eso_softc *, struct eso_dma *)); 207 208 209HIDE int 210eso_match(parent, match, aux) 211 struct device *parent; 212 MATCH_ARG_2_T match; 213 void *aux; 214{ 215 struct pci_attach_args *pa = aux; 216 217 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ESSTECH && 218 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ESSTECH_SOLO1) 219 return (1); 220 221 return (0); 222} 223 224HIDE void 225eso_attach(parent, self, aux) 226 struct device *parent, *self; 227 void *aux; 228{ 229 struct eso_softc *sc = (struct eso_softc *)self; 230 struct pci_attach_args *pa = aux; 231 struct audio_attach_args aa; 232 pci_intr_handle_t ih; 233 bus_addr_t vcbase; 234 const char *intrstring; 235 int idx; 236 uint8_t a2mode; 237 238 sc->sc_revision = PCI_REVISION(pa->pa_class); 239 240 printf(": ESS Solo-1 PCI AudioDrive "); 241 if (sc->sc_revision <= 242 sizeof (eso_rev2model) / sizeof (eso_rev2model[0])) 243 printf("%s\n", eso_rev2model[sc->sc_revision]); 244 else 245 printf("(unknown rev. 0x%02x)\n", sc->sc_revision); 246 247 /* Map I/O registers. */ 248 if (pci_mapreg_map(pa, ESO_PCI_BAR_IO, PCI_MAPREG_TYPE_IO, 0, 249 &sc->sc_iot, &sc->sc_ioh, NULL, NULL)) { 250 printf("%s: can't map I/O space\n", sc->sc_dev.dv_xname); 251 return; 252 } 253 if (pci_mapreg_map(pa, ESO_PCI_BAR_SB, PCI_MAPREG_TYPE_IO, 0, 254 &sc->sc_sb_iot, &sc->sc_sb_ioh, NULL, NULL)) { 255 printf("%s: can't map SB I/O space\n", sc->sc_dev.dv_xname); 256 return; 257 } 258 if (pci_mapreg_map(pa, ESO_PCI_BAR_VC, PCI_MAPREG_TYPE_IO, 0, 259 &sc->sc_dmac_iot, &sc->sc_dmac_ioh, &vcbase, &sc->sc_vcsize)) { 260 printf("%s: can't map VC I/O space\n", sc->sc_dev.dv_xname); 261 /* Don't bail out yet: we can map it later, see below. */ 262 vcbase = 0; 263 sc->sc_vcsize = 0x10; /* From the data sheet. */ 264 } 265 266 if (pci_mapreg_map(pa, ESO_PCI_BAR_MPU, PCI_MAPREG_TYPE_IO, 0, 267 &sc->sc_mpu_iot, &sc->sc_mpu_ioh, NULL, NULL)) { 268 printf("%s: can't map MPU I/O space\n", sc->sc_dev.dv_xname); 269 return; 270 } 271 if (pci_mapreg_map(pa, ESO_PCI_BAR_GAME, PCI_MAPREG_TYPE_IO, 0, 272 &sc->sc_game_iot, &sc->sc_game_ioh, NULL, NULL)) { 273 printf("%s: can't map Game I/O space\n", sc->sc_dev.dv_xname); 274 return; 275 } 276 277 sc->sc_dmat = pa->pa_dmat; 278 sc->sc_dmas = NULL; 279 sc->sc_dmac_configured = 0; 280 281 /* Enable bus mastering. */ 282 pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 283 pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) | 284 PCI_COMMAND_MASTER_ENABLE); 285 286 /* Reset the device; bail out upon failure. */ 287 if (eso_reset(sc) != 0) { 288 printf("%s: can't reset\n", sc->sc_dev.dv_xname); 289 return; 290 } 291 292 /* Select the DMA/IRQ policy: DDMA, ISA IRQ emulation disabled. */ 293 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C, 294 pci_conf_read(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C) & 295 ~(ESO_PCI_S1C_IRQP_MASK | ESO_PCI_S1C_DMAP_MASK)); 296 297 /* Enable the relevant DMA interrupts. */ 298 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL, 299 ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ); 300 301 /* Set up A1's sample rate generator for new-style parameters. */ 302 a2mode = eso_read_mixreg(sc, ESO_MIXREG_A2MODE); 303 a2mode |= ESO_MIXREG_A2MODE_NEWA1 | ESO_MIXREG_A2MODE_ASYNC; 304 eso_write_mixreg(sc, ESO_MIXREG_A2MODE, a2mode); 305 306 /* Set mixer regs to something reasonable, needs work. */ 307 for (idx = 0; idx < ESO_NGAINDEVS; idx++) { 308 int v; 309 310 switch (idx) { 311 case ESO_MIC_PLAY_VOL: 312 case ESO_LINE_PLAY_VOL: 313 case ESO_CD_PLAY_VOL: 314 case ESO_MONO_PLAY_VOL: 315 case ESO_AUXB_PLAY_VOL: 316 case ESO_DAC_REC_VOL: 317 case ESO_LINE_REC_VOL: 318 case ESO_SYNTH_REC_VOL: 319 case ESO_CD_REC_VOL: 320 case ESO_MONO_REC_VOL: 321 case ESO_AUXB_REC_VOL: 322 case ESO_SPATIALIZER: 323 v = 0; 324 break; 325 case ESO_MASTER_VOL: 326 v = ESO_GAIN_TO_6BIT(AUDIO_MAX_GAIN / 2); 327 break; 328 default: 329 v = ESO_GAIN_TO_4BIT(AUDIO_MAX_GAIN / 2); 330 break; 331 } 332 sc->sc_gain[idx][ESO_LEFT] = sc->sc_gain[idx][ESO_RIGHT] = v; 333 eso_set_gain(sc, idx); 334 } 335 eso_set_recsrc(sc, ESO_MIXREG_ERS_MIC); 336 337 /* Map and establish the interrupt. */ 338 if (pci_intr_map(pa->pa_pc, pa->pa_intrtag, pa->pa_intrpin, 339 pa->pa_intrline, &ih)) { 340 printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 341 return; 342 } 343 intrstring = pci_intr_string(pa->pa_pc, ih); 344#ifdef __OpenBSD__ 345 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, eso_intr, sc, 346 sc->sc_dev.dv_xname); 347#else 348 sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, eso_intr, sc); 349#endif 350 if (sc->sc_ih == NULL) { 351 printf("%s: couldn't establish interrupt", 352 sc->sc_dev.dv_xname); 353 if (intrstring != NULL) 354 printf(" at %s", intrstring); 355 printf("\n"); 356 return; 357 } 358 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstring); 359 360 /* 361 * Set up the DDMA Control register; a suitable I/O region has been 362 * supposedly mapped in the VC base address register. 363 * 364 * The Solo-1 has an ... interesting silicon bug that causes it to 365 * not respond to I/O space accesses to the Audio 1 DMA controller 366 * if the latter's mapping base address is aligned on a 1K boundary. 367 * As a consequence, it is quite possible for the mapping provided 368 * in the VC BAR to be useless. To work around this, we defer this 369 * part until all autoconfiguration on our parent bus is completed 370 * and then try to map it ourselves in fulfillment of the constraint. 371 * 372 * According to the register map we may write to the low 16 bits 373 * only, but experimenting has shown we're safe. 374 * -kjk 375 */ 376 if (ESO_VALID_DDMAC_BASE(vcbase)) { 377 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC, 378 vcbase | ESO_PCI_DDMAC_DE); 379 sc->sc_dmac_configured = 1; 380 381 printf("%s: mapping Audio 1 DMA using VC I/O space at 0x%lx\n", 382 sc->sc_dev.dv_xname, (unsigned long)vcbase); 383 } else { 384 DPRINTF(("%s: VC I/O space at 0x%lx not suitable, deferring\n", 385 sc->sc_dev.dv_xname, (unsigned long)vcbase)); 386 sc->sc_pa = *pa; 387#ifdef __OpenBSD__ 388 panic("config_defer not implemented"); 389#else 390 config_defer(self, eso_defer); 391#endif 392 } 393 394 audio_attach_mi(&eso_hw_if, sc, &sc->sc_dev); 395 396 aa.type = AUDIODEV_TYPE_OPL; 397 aa.hwif = NULL; 398 aa.hdl = NULL; 399 (void)config_found(&sc->sc_dev, &aa, audioprint); 400 401#if 0 402 aa.type = AUDIODEV_TYPE_MPU; 403 aa.hwif = NULL; 404 aa.hdl = NULL; 405 sc->sc_mpudev = config_found(&sc->sc_dev, &aa, audioprint); 406#endif 407} 408 409HIDE void 410eso_defer(self) 411 struct device *self; 412{ 413 struct eso_softc *sc = (struct eso_softc *)self; 414 struct pci_attach_args *pa = &sc->sc_pa; 415 bus_addr_t addr, start; 416 417 printf("%s: ", sc->sc_dev.dv_xname); 418 419 /* 420 * This is outright ugly, but since we must not make assumptions 421 * on the underlying allocator's behaviour it's the most straight- 422 * forward way to implement it. Note that we skip over the first 423 * 1K region, which is typically occupied by an attached ISA bus. 424 */ 425 for (start = 0x0400; start < 0xffff; start += 0x0400) { 426 if (bus_space_alloc(sc->sc_iot, 427 start + sc->sc_vcsize, start + 0x0400 - 1, 428 sc->sc_vcsize, sc->sc_vcsize, 0, 0, &addr, 429 &sc->sc_dmac_ioh) != 0) 430 continue; 431 432 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC, 433 addr | ESO_PCI_DDMAC_DE); 434 sc->sc_dmac_iot = sc->sc_iot; 435 sc->sc_dmac_configured = 1; 436 printf("mapping Audio 1 DMA using I/O space at 0x%lx\n", 437 (unsigned long)addr); 438 439 return; 440 } 441 442 printf("can't map Audio 1 DMA into I/O space\n"); 443} 444 445HIDE void 446eso_write_cmd(sc, cmd) 447 struct eso_softc *sc; 448 uint8_t cmd; 449{ 450 int i; 451 452 /* Poll for busy indicator to become clear. */ 453 for (i = 0; i < ESO_WDR_TIMEOUT; i++) { 454 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RSR) 455 & ESO_SB_RSR_BUSY) == 0) { 456 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, 457 ESO_SB_WDR, cmd); 458 return; 459 } else { 460 delay(10); 461 } 462 } 463 464 printf("%s: WDR timeout\n", sc->sc_dev.dv_xname); 465 return; 466} 467 468/* Write to a controller register */ 469HIDE void 470eso_write_ctlreg(sc, reg, val) 471 struct eso_softc *sc; 472 uint8_t reg, val; 473{ 474 475 /* DPRINTF(("ctlreg 0x%02x = 0x%02x\n", reg, val)); */ 476 477 eso_write_cmd(sc, reg); 478 eso_write_cmd(sc, val); 479} 480 481/* Read out the Read Data Register */ 482HIDE uint8_t 483eso_read_rdr(sc) 484 struct eso_softc *sc; 485{ 486 int i; 487 488 for (i = 0; i < ESO_RDR_TIMEOUT; i++) { 489 if (bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 490 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) { 491 return (bus_space_read_1(sc->sc_sb_iot, 492 sc->sc_sb_ioh, ESO_SB_RDR)); 493 } else { 494 delay(10); 495 } 496 } 497 498 printf("%s: RDR timeout\n", sc->sc_dev.dv_xname); 499 return (-1); 500} 501 502 503HIDE uint8_t 504eso_read_ctlreg(sc, reg) 505 struct eso_softc *sc; 506 uint8_t reg; 507{ 508 509 eso_write_cmd(sc, ESO_CMD_RCR); 510 eso_write_cmd(sc, reg); 511 return (eso_read_rdr(sc)); 512} 513 514HIDE void 515eso_write_mixreg(sc, reg, val) 516 struct eso_softc *sc; 517 uint8_t reg, val; 518{ 519 int s; 520 521 /* DPRINTF(("mixreg 0x%02x = 0x%02x\n", reg, val)); */ 522 523 s = splaudio(); 524 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg); 525 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA, val); 526 splx(s); 527} 528 529HIDE uint8_t 530eso_read_mixreg(sc, reg) 531 struct eso_softc *sc; 532 uint8_t reg; 533{ 534 int s; 535 uint8_t val; 536 537 s = splaudio(); 538 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg); 539 val = bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA); 540 splx(s); 541 542 return (val); 543} 544 545HIDE int 546eso_intr(hdl) 547 void *hdl; 548{ 549 struct eso_softc *sc = hdl; 550 uint8_t irqctl; 551 552 irqctl = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL); 553 554 /* If it wasn't ours, that's all she wrote. */ 555 if ((irqctl & (ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ)) == 0) 556 return (0); 557 558 if (irqctl & ESO_IO_IRQCTL_A1IRQ) { 559 /* Clear interrupt. */ 560 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 561 ESO_SB_RBSR); 562 563 if (sc->sc_rintr) 564 sc->sc_rintr(sc->sc_rarg); 565 else 566 wakeup(&sc->sc_rintr); 567 } 568 569 if (irqctl & ESO_IO_IRQCTL_A2IRQ) { 570 /* 571 * Clear the A2 IRQ latch: the cached value reflects the 572 * current DAC settings with the IRQ latch bit not set. 573 */ 574 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2); 575 576 if (sc->sc_pintr) 577 sc->sc_pintr(sc->sc_parg); 578 else 579 wakeup(&sc->sc_pintr); 580 } 581 582#if 0 583 if ((irqctl & ESO_IO_IRQCTL_MPUIRQ) && sc->sc_mpudev != 0) 584 mpu_intr(sc->sc_mpudev); 585#endif 586 587 return (1); 588} 589 590/* Perform a software reset, including DMA FIFOs. */ 591HIDE int 592eso_reset(sc) 593 struct eso_softc *sc; 594{ 595 int i; 596 597 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 598 ESO_SB_RESET_SW | ESO_SB_RESET_FIFO); 599 /* `Delay' suggested in the data sheet. */ 600 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_STATUS); 601 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 0); 602 603 /* Wait for reset to take effect. */ 604 for (i = 0; i < ESO_RESET_TIMEOUT; i++) { 605 /* Poll for data to become available. */ 606 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 607 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) != 0 && 608 bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, 609 ESO_SB_RDR) == ESO_SB_RDR_RESETMAGIC) { 610 611 /* Activate Solo-1 extension commands. */ 612 eso_write_cmd(sc, ESO_CMD_EXTENB); 613 /* Reset mixer registers. */ 614 eso_write_mixreg(sc, ESO_MIXREG_RESET, 615 ESO_MIXREG_RESET_RESET); 616 617 return (0); 618 } else { 619 delay(1000); 620 } 621 } 622 623 printf("%s: reset timeout\n", sc->sc_dev.dv_xname); 624 return (-1); 625} 626 627 628/* ARGSUSED */ 629HIDE int 630eso_open(hdl, flags) 631 void *hdl; 632 int flags; 633{ 634 struct eso_softc *sc = hdl; 635 636 DPRINTF(("%s: open\n", sc->sc_dev.dv_xname)); 637 638 sc->sc_pintr = NULL; 639 sc->sc_rintr = NULL; 640 641 return (0); 642} 643 644HIDE void 645eso_close(hdl) 646 void *hdl; 647{ 648 649 DPRINTF(("%s: close\n", ((struct eso_softc *)hdl)->sc_dev.dv_xname)); 650} 651 652HIDE int 653eso_query_encoding(hdl, fp) 654 void *hdl; 655 struct audio_encoding *fp; 656{ 657 658 switch (fp->index) { 659 case 0: 660 strcpy(fp->name, AudioEulinear); 661 fp->encoding = AUDIO_ENCODING_ULINEAR; 662 fp->precision = 8; 663 fp->flags = 0; 664 break; 665 case 1: 666 strcpy(fp->name, AudioEmulaw); 667 fp->encoding = AUDIO_ENCODING_ULAW; 668 fp->precision = 8; 669 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 670 break; 671 case 2: 672 strcpy(fp->name, AudioEalaw); 673 fp->encoding = AUDIO_ENCODING_ALAW; 674 fp->precision = 8; 675 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 676 break; 677 case 3: 678 strcpy(fp->name, AudioEslinear); 679 fp->encoding = AUDIO_ENCODING_SLINEAR; 680 fp->precision = 8; 681 fp->flags = 0; 682 break; 683 case 4: 684 strcpy(fp->name, AudioEslinear_le); 685 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 686 fp->precision = 16; 687 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 688 break; 689 case 5: 690 strcpy(fp->name, AudioEulinear_le); 691 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 692 fp->precision = 16; 693 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 694 break; 695 case 6: 696 strcpy(fp->name, AudioEslinear_be); 697 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 698 fp->precision = 16; 699 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 700 break; 701 case 7: 702 strcpy(fp->name, AudioEulinear_be); 703 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 704 fp->precision = 16; 705 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 706 break; 707 default: 708 return (EINVAL); 709 } 710 711 return (0); 712} 713 714HIDE int 715eso_set_params(hdl, setmode, usemode, play, rec) 716 void *hdl; 717 int setmode, usemode; 718 struct audio_params *play, *rec; 719{ 720 struct eso_softc *sc = hdl; 721 struct audio_params *p; 722 int mode, r[2], rd[2], clk; 723 unsigned int srg, fltdiv; 724 725 for (mode = AUMODE_RECORD; mode != -1; 726 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 727 if ((setmode & mode) == 0) 728 continue; 729 730 p = (mode == AUMODE_PLAY) ? play : rec; 731 732 if (p->sample_rate < ESO_MINRATE || 733 p->sample_rate > ESO_MAXRATE || 734 (p->precision != 8 && p->precision != 16) || 735 (p->channels != 1 && p->channels != 2)) 736 return (EINVAL); 737 738 p->factor = 1; 739 p->sw_code = NULL; 740 switch (p->encoding) { 741 case AUDIO_ENCODING_SLINEAR_BE: 742 case AUDIO_ENCODING_ULINEAR_BE: 743 if (mode == AUMODE_PLAY && p->precision == 16) 744 p->sw_code = swap_bytes; 745 break; 746 case AUDIO_ENCODING_SLINEAR_LE: 747 case AUDIO_ENCODING_ULINEAR_LE: 748 if (mode == AUMODE_RECORD && p->precision == 16) 749 p->sw_code = swap_bytes; 750 break; 751 case AUDIO_ENCODING_ULAW: 752 if (mode == AUMODE_PLAY) { 753 p->factor = 2; 754 p->sw_code = mulaw_to_ulinear16; 755 } else { 756 p->sw_code = ulinear8_to_mulaw; 757 } 758 break; 759 case AUDIO_ENCODING_ALAW: 760 if (mode == AUMODE_PLAY) { 761 p->factor = 2; 762 p->sw_code = alaw_to_ulinear16; 763 } else { 764 p->sw_code = ulinear8_to_alaw; 765 } 766 break; 767 default: 768 return (EINVAL); 769 } 770 771 /* 772 * We'll compute both possible sample rate dividers and pick 773 * the one with the least error. 774 */ 775#define ABS(x) ((x) < 0 ? -(x) : (x)) 776 r[0] = ESO_CLK0 / 777 (128 - (rd[0] = 128 - ESO_CLK0 / p->sample_rate)); 778 r[1] = ESO_CLK1 / 779 (128 - (rd[1] = 128 - ESO_CLK1 / p->sample_rate)); 780 781 clk = ABS(p->sample_rate - r[0]) > ABS(p->sample_rate - r[1]); 782 srg = rd[clk] | (clk == 1 ? ESO_CLK1_SELECT : 0x00); 783 784 /* Roll-off frequency of 87%, as in the ES1888 driver. */ 785 fltdiv = 256 - 200279L / p->sample_rate; 786 787 /* Update to reflect the possibly inexact rate. */ 788 p->sample_rate = r[clk]; 789 790 if (mode == AUMODE_RECORD) { 791 /* Audio 1 */ 792 DPRINTF(("A1 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv)); 793 eso_write_ctlreg(sc, ESO_CTLREG_SRG, srg); 794 eso_write_ctlreg(sc, ESO_CTLREG_FLTDIV, fltdiv); 795 } else { 796 /* Audio 2 */ 797 DPRINTF(("A2 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv)); 798 eso_write_mixreg(sc, ESO_MIXREG_A2SRG, srg); 799 eso_write_mixreg(sc, ESO_MIXREG_A2FLTDIV, fltdiv); 800 } 801#undef ABS 802 803 } 804 805 return (0); 806} 807 808HIDE int 809eso_round_blocksize(hdl, blk) 810 void *hdl; 811 int blk; 812{ 813 814 return (blk & -32); /* keep good alignment; at least 16 req'd */ 815} 816 817HIDE int 818eso_halt_output(hdl) 819 void *hdl; 820{ 821 struct eso_softc *sc = hdl; 822 int error, s; 823 824 DPRINTF(("%s: halt_output\n", sc->sc_dev.dv_xname)); 825 826 /* 827 * Disable auto-initialize DMA, allowing the FIFO to drain and then 828 * stop. The interrupt callback pointer is cleared at this 829 * point so that an outstanding FIFO interrupt for the remaining data 830 * will be acknowledged without further processing. 831 * 832 * This does not immediately `abort' an operation in progress (c.f. 833 * audio(9)) but is the method to leave the FIFO behind in a clean 834 * state with the least hair. (Besides, that item needs to be 835 * rephrased for trigger_*()-based DMA environments.) 836 */ 837 s = splaudio(); 838 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 839 ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB); 840 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 841 ESO_IO_A2DMAM_DMAENB); 842 843 sc->sc_pintr = NULL; 844 error = tsleep(&sc->sc_pintr, PCATCH | PWAIT, "esoho", hz); 845 splx(s); 846 847 /* Shut down DMA completely. */ 848 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 0); 849 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 0); 850 851 return (error == EWOULDBLOCK ? 0 : error); 852} 853 854HIDE int 855eso_halt_input(hdl) 856 void *hdl; 857{ 858 struct eso_softc *sc = hdl; 859 int error, s; 860 861 DPRINTF(("%s: halt_input\n", sc->sc_dev.dv_xname)); 862 863 /* Just like eso_halt_output(), but for Audio 1. */ 864 s = splaudio(); 865 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 866 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC | 867 ESO_CTLREG_A1C2_DMAENB); 868 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE, 869 DMA37MD_WRITE | DMA37MD_DEMAND); 870 871 sc->sc_rintr = NULL; 872 error = tsleep(&sc->sc_rintr, PCATCH | PWAIT, "esohi", hz); 873 splx(s); 874 875 /* Shut down DMA completely. */ 876 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 877 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC); 878 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 879 ESO_DMAC_MASK_MASK); 880 881 return (error == EWOULDBLOCK ? 0 : error); 882} 883 884/* ARGSUSED */ 885HIDE int 886eso_getdev(hdl, retp) 887 void *hdl; 888 struct audio_device *retp; 889{ 890 struct eso_softc *sc = hdl; 891 892 strncpy(retp->name, "ESS Solo-1", sizeof (retp->name)); 893#ifdef __OpenBSD__ 894 /* This does not overflow. */ 895 sprintf(retp->version, "0x%02x", sc->sc_revision); 896#else 897 snprintf(retp->version, sizeof (retp->version), "0x%02x", 898 sc->sc_revision); 899#endif 900 if (sc->sc_revision <= 901 sizeof (eso_rev2model) / sizeof (eso_rev2model[0])) 902 strncpy(retp->config, eso_rev2model[sc->sc_revision], 903 sizeof (retp->config)); 904 else 905 strncpy(retp->config, "unknown", sizeof (retp->config)); 906 907 return (0); 908} 909 910HIDE int 911eso_set_port(hdl, cp) 912 void *hdl; 913 mixer_ctrl_t *cp; 914{ 915 struct eso_softc *sc = hdl; 916 unsigned int lgain, rgain; 917 uint8_t tmp; 918 919 switch (cp->dev) { 920 case ESO_DAC_PLAY_VOL: 921 case ESO_MIC_PLAY_VOL: 922 case ESO_LINE_PLAY_VOL: 923 case ESO_SYNTH_PLAY_VOL: 924 case ESO_CD_PLAY_VOL: 925 case ESO_AUXB_PLAY_VOL: 926 case ESO_RECORD_VOL: 927 case ESO_DAC_REC_VOL: 928 case ESO_MIC_REC_VOL: 929 case ESO_LINE_REC_VOL: 930 case ESO_SYNTH_REC_VOL: 931 case ESO_CD_REC_VOL: 932 case ESO_AUXB_REC_VOL: 933 if (cp->type != AUDIO_MIXER_VALUE) 934 return (EINVAL); 935 936 /* 937 * Stereo-capable mixer ports: if we get a single-channel 938 * gain value passed in, then we duplicate it to both left 939 * and right channels. 940 */ 941 switch (cp->un.value.num_channels) { 942 case 1: 943 lgain = rgain = ESO_GAIN_TO_4BIT( 944 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 945 break; 946 case 2: 947 lgain = ESO_GAIN_TO_4BIT( 948 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 949 rgain = ESO_GAIN_TO_4BIT( 950 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 951 break; 952 default: 953 return (EINVAL); 954 } 955 956 sc->sc_gain[cp->dev][ESO_LEFT] = lgain; 957 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain; 958 eso_set_gain(sc, cp->dev); 959 break; 960 961 case ESO_MASTER_VOL: 962 if (cp->type != AUDIO_MIXER_VALUE) 963 return (EINVAL); 964 965 /* Like above, but a precision of 6 bits. */ 966 switch (cp->un.value.num_channels) { 967 case 1: 968 lgain = rgain = ESO_GAIN_TO_6BIT( 969 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 970 break; 971 case 2: 972 lgain = ESO_GAIN_TO_6BIT( 973 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]); 974 rgain = ESO_GAIN_TO_6BIT( 975 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]); 976 break; 977 default: 978 return (EINVAL); 979 } 980 981 sc->sc_gain[cp->dev][ESO_LEFT] = lgain; 982 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain; 983 eso_set_gain(sc, cp->dev); 984 break; 985 986 case ESO_SPATIALIZER: 987 if (cp->type != AUDIO_MIXER_VALUE || 988 cp->un.value.num_channels != 1) 989 return (EINVAL); 990 991 sc->sc_gain[cp->dev][ESO_LEFT] = 992 sc->sc_gain[cp->dev][ESO_RIGHT] = 993 ESO_GAIN_TO_6BIT( 994 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 995 eso_set_gain(sc, cp->dev); 996 break; 997 998 case ESO_MONO_PLAY_VOL: 999 case ESO_MONO_REC_VOL: 1000 if (cp->type != AUDIO_MIXER_VALUE || 1001 cp->un.value.num_channels != 1) 1002 return (EINVAL); 1003 1004 sc->sc_gain[cp->dev][ESO_LEFT] = 1005 sc->sc_gain[cp->dev][ESO_RIGHT] = 1006 ESO_GAIN_TO_4BIT( 1007 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1008 eso_set_gain(sc, cp->dev); 1009 break; 1010 1011 case ESO_PCSPEAKER_VOL: 1012 if (cp->type != AUDIO_MIXER_VALUE || 1013 cp->un.value.num_channels != 1) 1014 return (EINVAL); 1015 1016 sc->sc_gain[cp->dev][ESO_LEFT] = 1017 sc->sc_gain[cp->dev][ESO_RIGHT] = 1018 ESO_GAIN_TO_3BIT( 1019 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]); 1020 eso_set_gain(sc, cp->dev); 1021 break; 1022 1023 case ESO_SPATIALIZER_ENABLE: 1024 if (cp->type != AUDIO_MIXER_ENUM) 1025 return (EINVAL); 1026 1027 sc->sc_spatializer = (cp->un.ord != 0); 1028 1029 tmp = eso_read_mixreg(sc, ESO_MIXREG_SPAT); 1030 if (sc->sc_spatializer) 1031 tmp |= ESO_MIXREG_SPAT_ENB; 1032 else 1033 tmp &= ~ESO_MIXREG_SPAT_ENB; 1034 eso_write_mixreg(sc, ESO_MIXREG_SPAT, 1035 tmp | ESO_MIXREG_SPAT_RSTREL); 1036 break; 1037 1038 case ESO_MONOOUT_SOURCE: 1039 if (cp->type != AUDIO_MIXER_ENUM) 1040 return (EINVAL); 1041 1042 sc->sc_monooutsrc = cp->un.ord; 1043 1044 tmp = eso_read_mixreg(sc, ESO_MIXREG_MPM); 1045 tmp &= ~ESO_MIXREG_MPM_MOMASK; 1046 tmp |= sc->sc_monooutsrc; 1047 eso_write_mixreg(sc, ESO_MIXREG_MPM, tmp); 1048 break; 1049 1050 case ESO_RECORD_MONITOR: 1051 if (cp->type != AUDIO_MIXER_ENUM) 1052 return (EINVAL); 1053 1054 sc->sc_recmon = (cp->un.ord != 0); 1055 1056 tmp = eso_read_ctlreg(sc, ESO_CTLREG_ACTL); 1057 if (sc->sc_recmon) 1058 tmp |= ESO_CTLREG_ACTL_RECMON; 1059 else 1060 tmp &= ~ESO_CTLREG_ACTL_RECMON; 1061 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, tmp); 1062 break; 1063 1064 case ESO_RECORD_SOURCE: 1065 if (cp->type != AUDIO_MIXER_ENUM) 1066 return (EINVAL); 1067 1068 return (eso_set_recsrc(sc, cp->un.ord)); 1069 1070 case ESO_MIC_PREAMP: 1071 if (cp->type != AUDIO_MIXER_ENUM) 1072 return (EINVAL); 1073 1074 sc->sc_preamp = (cp->un.ord != 0); 1075 1076 tmp = eso_read_mixreg(sc, ESO_MIXREG_MPM); 1077 tmp &= ~ESO_MIXREG_MPM_RESV0; 1078 if (sc->sc_preamp) 1079 tmp |= ESO_MIXREG_MPM_PREAMP; 1080 else 1081 tmp &= ~ESO_MIXREG_MPM_PREAMP; 1082 eso_write_mixreg(sc, ESO_MIXREG_MPM, tmp); 1083 break; 1084 1085 default: 1086 return (EINVAL); 1087 } 1088 1089 return (0); 1090} 1091 1092HIDE int 1093eso_get_port(hdl, cp) 1094 void *hdl; 1095 mixer_ctrl_t *cp; 1096{ 1097 struct eso_softc *sc = hdl; 1098 1099 switch (cp->dev) { 1100 case ESO_DAC_PLAY_VOL: 1101 case ESO_MIC_PLAY_VOL: 1102 case ESO_LINE_PLAY_VOL: 1103 case ESO_SYNTH_PLAY_VOL: 1104 case ESO_CD_PLAY_VOL: 1105 case ESO_AUXB_PLAY_VOL: 1106 case ESO_MASTER_VOL: 1107 case ESO_RECORD_VOL: 1108 case ESO_DAC_REC_VOL: 1109 case ESO_MIC_REC_VOL: 1110 case ESO_LINE_REC_VOL: 1111 case ESO_SYNTH_REC_VOL: 1112 case ESO_CD_REC_VOL: 1113 case ESO_AUXB_REC_VOL: 1114 /* 1115 * Stereo-capable ports: if a single-channel query is made, 1116 * just return the left channel's value (since single-channel 1117 * settings themselves are applied to both channels). 1118 */ 1119 switch (cp->un.value.num_channels) { 1120 case 1: 1121 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1122 sc->sc_gain[cp->dev][ESO_LEFT]; 1123 break; 1124 case 2: 1125 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 1126 sc->sc_gain[cp->dev][ESO_LEFT]; 1127 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 1128 sc->sc_gain[cp->dev][ESO_RIGHT]; 1129 break; 1130 default: 1131 return (EINVAL); 1132 } 1133 break; 1134 1135 case ESO_MONO_PLAY_VOL: 1136 case ESO_PCSPEAKER_VOL: 1137 case ESO_MONO_REC_VOL: 1138 case ESO_SPATIALIZER: 1139 if (cp->un.value.num_channels != 1) 1140 return (EINVAL); 1141 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = 1142 sc->sc_gain[cp->dev][ESO_LEFT]; 1143 break; 1144 1145 case ESO_RECORD_MONITOR: 1146 cp->un.ord = sc->sc_recmon; 1147 break; 1148 1149 case ESO_RECORD_SOURCE: 1150 cp->un.ord = sc->sc_recsrc; 1151 break; 1152 1153 case ESO_MONOOUT_SOURCE: 1154 cp->un.ord = sc->sc_monooutsrc; 1155 break; 1156 1157 case ESO_SPATIALIZER_ENABLE: 1158 cp->un.ord = sc->sc_spatializer; 1159 break; 1160 1161 case ESO_MIC_PREAMP: 1162 cp->un.ord = sc->sc_preamp; 1163 break; 1164 1165 default: 1166 return (EINVAL); 1167 } 1168 1169 1170 return (0); 1171 1172} 1173 1174HIDE int 1175eso_query_devinfo(hdl, dip) 1176 void *hdl; 1177 mixer_devinfo_t *dip; 1178{ 1179 1180 switch (dip->index) { 1181 case ESO_DAC_PLAY_VOL: 1182 dip->mixer_class = ESO_INPUT_CLASS; 1183 dip->next = dip->prev = AUDIO_MIXER_LAST; 1184 strcpy(dip->label.name, AudioNdac); 1185 dip->type = AUDIO_MIXER_VALUE; 1186 dip->un.v.num_channels = 2; 1187 strcpy(dip->un.v.units.name, AudioNvolume); 1188 break; 1189 case ESO_MIC_PLAY_VOL: 1190 dip->mixer_class = ESO_INPUT_CLASS; 1191 dip->next = dip->prev = AUDIO_MIXER_LAST; 1192 strcpy(dip->label.name, AudioNmicrophone); 1193 dip->type = AUDIO_MIXER_VALUE; 1194 dip->un.v.num_channels = 2; 1195 strcpy(dip->un.v.units.name, AudioNvolume); 1196 break; 1197 case ESO_LINE_PLAY_VOL: 1198 dip->mixer_class = ESO_INPUT_CLASS; 1199 dip->next = dip->prev = AUDIO_MIXER_LAST; 1200 strcpy(dip->label.name, AudioNline); 1201 dip->type = AUDIO_MIXER_VALUE; 1202 dip->un.v.num_channels = 2; 1203 strcpy(dip->un.v.units.name, AudioNvolume); 1204 break; 1205 case ESO_SYNTH_PLAY_VOL: 1206 dip->mixer_class = ESO_INPUT_CLASS; 1207 dip->next = dip->prev = AUDIO_MIXER_LAST; 1208 strcpy(dip->label.name, AudioNfmsynth); 1209 dip->type = AUDIO_MIXER_VALUE; 1210 dip->un.v.num_channels = 2; 1211 strcpy(dip->un.v.units.name, AudioNvolume); 1212 break; 1213 case ESO_MONO_PLAY_VOL: 1214 dip->mixer_class = ESO_INPUT_CLASS; 1215 dip->next = dip->prev = AUDIO_MIXER_LAST; 1216 strcpy(dip->label.name, "mono_in"); 1217 dip->type = AUDIO_MIXER_VALUE; 1218 dip->un.v.num_channels = 1; 1219 strcpy(dip->un.v.units.name, AudioNvolume); 1220 break; 1221 case ESO_CD_PLAY_VOL: 1222 dip->mixer_class = ESO_INPUT_CLASS; 1223 dip->next = dip->prev = AUDIO_MIXER_LAST; 1224 strcpy(dip->label.name, AudioNcd); 1225 dip->type = AUDIO_MIXER_VALUE; 1226 dip->un.v.num_channels = 2; 1227 strcpy(dip->un.v.units.name, AudioNvolume); 1228 break; 1229 case ESO_AUXB_PLAY_VOL: 1230 dip->mixer_class = ESO_INPUT_CLASS; 1231 dip->next = dip->prev = AUDIO_MIXER_LAST; 1232 strcpy(dip->label.name, "auxb"); 1233 dip->type = AUDIO_MIXER_VALUE; 1234 dip->un.v.num_channels = 2; 1235 strcpy(dip->un.v.units.name, AudioNvolume); 1236 break; 1237 1238 case ESO_MIC_PREAMP: 1239 dip->mixer_class = ESO_MICROPHONE_CLASS; 1240 dip->next = dip->prev = AUDIO_MIXER_LAST; 1241 strcpy(dip->label.name, AudioNpreamp); 1242 dip->type = AUDIO_MIXER_ENUM; 1243 dip->un.e.num_mem = 2; 1244 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1245 dip->un.e.member[0].ord = 0; 1246 strcpy(dip->un.e.member[1].label.name, AudioNon); 1247 dip->un.e.member[1].ord = 1; 1248 break; 1249 case ESO_MICROPHONE_CLASS: 1250 dip->mixer_class = ESO_MICROPHONE_CLASS; 1251 dip->next = dip->prev = AUDIO_MIXER_LAST; 1252 strcpy(dip->label.name, AudioNmicrophone); 1253 dip->type = AUDIO_MIXER_CLASS; 1254 break; 1255 1256 case ESO_INPUT_CLASS: 1257 dip->mixer_class = ESO_INPUT_CLASS; 1258 dip->next = dip->prev = AUDIO_MIXER_LAST; 1259 strcpy(dip->label.name, AudioCinputs); 1260 dip->type = AUDIO_MIXER_CLASS; 1261 break; 1262 1263 case ESO_MASTER_VOL: 1264 dip->mixer_class = ESO_OUTPUT_CLASS; 1265 dip->next = dip->prev = AUDIO_MIXER_LAST; 1266 strcpy(dip->label.name, AudioNmaster); 1267 dip->type = AUDIO_MIXER_VALUE; 1268 dip->un.v.num_channels = 2; 1269 strcpy(dip->un.v.units.name, AudioNvolume); 1270 break; 1271 case ESO_PCSPEAKER_VOL: 1272 dip->mixer_class = ESO_OUTPUT_CLASS; 1273 dip->next = dip->prev = AUDIO_MIXER_LAST; 1274 strcpy(dip->label.name, "pc_speaker"); 1275 dip->type = AUDIO_MIXER_VALUE; 1276 dip->un.v.num_channels = 1; 1277 strcpy(dip->un.v.units.name, AudioNvolume); 1278 break; 1279 case ESO_MONOOUT_SOURCE: 1280 dip->mixer_class = ESO_OUTPUT_CLASS; 1281 dip->next = dip->prev = AUDIO_MIXER_LAST; 1282 strcpy(dip->label.name, "mono_out"); 1283 dip->type = AUDIO_MIXER_ENUM; 1284 dip->un.e.num_mem = 3; 1285 strcpy(dip->un.e.member[0].label.name, AudioNmute); 1286 dip->un.e.member[0].ord = ESO_MIXREG_MPM_MOMUTE; 1287 strcpy(dip->un.e.member[1].label.name, AudioNdac); 1288 dip->un.e.member[1].ord = ESO_MIXREG_MPM_MOA2R; 1289 strcpy(dip->un.e.member[2].label.name, AudioNmixerout); 1290 dip->un.e.member[2].ord = ESO_MIXREG_MPM_MOREC; 1291 break; 1292 case ESO_SPATIALIZER: 1293 dip->mixer_class = ESO_OUTPUT_CLASS; 1294 dip->prev = AUDIO_MIXER_LAST; 1295 dip->next = ESO_SPATIALIZER_ENABLE; 1296 strcpy(dip->label.name, AudioNspatial); 1297 dip->type = AUDIO_MIXER_VALUE; 1298 dip->un.v.num_channels = 1; 1299 strcpy(dip->un.v.units.name, "level"); 1300 break; 1301 case ESO_SPATIALIZER_ENABLE: 1302 dip->mixer_class = ESO_OUTPUT_CLASS; 1303 dip->prev = ESO_SPATIALIZER; 1304 dip->next = AUDIO_MIXER_LAST; 1305 strcpy(dip->label.name, "enable"); 1306 dip->type = AUDIO_MIXER_ENUM; 1307 dip->un.e.num_mem = 2; 1308 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1309 dip->un.e.member[0].ord = 0; 1310 strcpy(dip->un.e.member[1].label.name, AudioNon); 1311 dip->un.e.member[1].ord = 1; 1312 break; 1313 1314 case ESO_OUTPUT_CLASS: 1315 dip->mixer_class = ESO_OUTPUT_CLASS; 1316 dip->next = dip->prev = AUDIO_MIXER_LAST; 1317 strcpy(dip->label.name, AudioCoutputs); 1318 dip->type = AUDIO_MIXER_CLASS; 1319 break; 1320 1321 case ESO_RECORD_MONITOR: 1322 dip->mixer_class = ESO_MONITOR_CLASS; 1323 dip->next = dip->prev = AUDIO_MIXER_LAST; 1324 strcpy(dip->label.name, AudioNmute); 1325 dip->type = AUDIO_MIXER_ENUM; 1326 dip->un.e.num_mem = 2; 1327 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1328 dip->un.e.member[0].ord = 0; 1329 strcpy(dip->un.e.member[1].label.name, AudioNon); 1330 dip->un.e.member[1].ord = 1; 1331 break; 1332 case ESO_MONITOR_CLASS: 1333 dip->mixer_class = ESO_MONITOR_CLASS; 1334 dip->next = dip->prev = AUDIO_MIXER_LAST; 1335 strcpy(dip->label.name, AudioCmonitor); 1336 dip->type = AUDIO_MIXER_CLASS; 1337 break; 1338 1339 case ESO_RECORD_VOL: 1340 dip->mixer_class = ESO_RECORD_CLASS; 1341 dip->next = dip->prev = AUDIO_MIXER_LAST; 1342 strcpy(dip->label.name, AudioNrecord); 1343 dip->type = AUDIO_MIXER_VALUE; 1344 strcpy(dip->un.v.units.name, AudioNvolume); 1345 break; 1346 case ESO_RECORD_SOURCE: 1347 dip->mixer_class = ESO_RECORD_CLASS; 1348 dip->next = dip->prev = AUDIO_MIXER_LAST; 1349 strcpy(dip->label.name, AudioNsource); 1350 dip->type = AUDIO_MIXER_ENUM; 1351 dip->un.e.num_mem = 4; 1352 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 1353 dip->un.e.member[0].ord = ESO_MIXREG_ERS_MIC; 1354 strcpy(dip->un.e.member[1].label.name, AudioNline); 1355 dip->un.e.member[1].ord = ESO_MIXREG_ERS_LINE; 1356 strcpy(dip->un.e.member[2].label.name, AudioNcd); 1357 dip->un.e.member[2].ord = ESO_MIXREG_ERS_CD; 1358 strcpy(dip->un.e.member[3].label.name, AudioNmixerout); 1359 dip->un.e.member[3].ord = ESO_MIXREG_ERS_MIXER; 1360 break; 1361 case ESO_DAC_REC_VOL: 1362 dip->mixer_class = ESO_RECORD_CLASS; 1363 dip->next = dip->prev = AUDIO_MIXER_LAST; 1364 strcpy(dip->label.name, AudioNdac); 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_MIC_REC_VOL: 1370 dip->mixer_class = ESO_RECORD_CLASS; 1371 dip->next = dip->prev = AUDIO_MIXER_LAST; 1372 strcpy(dip->label.name, AudioNmicrophone); 1373 dip->type = AUDIO_MIXER_VALUE; 1374 dip->un.v.num_channels = 2; 1375 strcpy(dip->un.v.units.name, AudioNvolume); 1376 break; 1377 case ESO_LINE_REC_VOL: 1378 dip->mixer_class = ESO_RECORD_CLASS; 1379 dip->next = dip->prev = AUDIO_MIXER_LAST; 1380 strcpy(dip->label.name, AudioNline); 1381 dip->type = AUDIO_MIXER_VALUE; 1382 dip->un.v.num_channels = 2; 1383 strcpy(dip->un.v.units.name, AudioNvolume); 1384 break; 1385 case ESO_SYNTH_REC_VOL: 1386 dip->mixer_class = ESO_RECORD_CLASS; 1387 dip->next = dip->prev = AUDIO_MIXER_LAST; 1388 strcpy(dip->label.name, AudioNfmsynth); 1389 dip->type = AUDIO_MIXER_VALUE; 1390 dip->un.v.num_channels = 2; 1391 strcpy(dip->un.v.units.name, AudioNvolume); 1392 break; 1393 case ESO_MONO_REC_VOL: 1394 dip->mixer_class = ESO_RECORD_CLASS; 1395 dip->next = dip->prev = AUDIO_MIXER_LAST; 1396 strcpy(dip->label.name, "mono_in"); 1397 dip->type = AUDIO_MIXER_VALUE; 1398 dip->un.v.num_channels = 1; /* No lies */ 1399 strcpy(dip->un.v.units.name, AudioNvolume); 1400 break; 1401 case ESO_CD_REC_VOL: 1402 dip->mixer_class = ESO_RECORD_CLASS; 1403 dip->next = dip->prev = AUDIO_MIXER_LAST; 1404 strcpy(dip->label.name, AudioNcd); 1405 dip->type = AUDIO_MIXER_VALUE; 1406 dip->un.v.num_channels = 2; 1407 strcpy(dip->un.v.units.name, AudioNvolume); 1408 break; 1409 case ESO_AUXB_REC_VOL: 1410 dip->mixer_class = ESO_RECORD_CLASS; 1411 dip->next = dip->prev = AUDIO_MIXER_LAST; 1412 strcpy(dip->label.name, "auxb"); 1413 dip->type = AUDIO_MIXER_VALUE; 1414 dip->un.v.num_channels = 2; 1415 strcpy(dip->un.v.units.name, AudioNvolume); 1416 break; 1417 case ESO_RECORD_CLASS: 1418 dip->mixer_class = ESO_RECORD_CLASS; 1419 dip->next = dip->prev = AUDIO_MIXER_LAST; 1420 strcpy(dip->label.name, AudioCrecord); 1421 dip->type = AUDIO_MIXER_CLASS; 1422 break; 1423 1424 default: 1425 return (ENXIO); 1426 } 1427 1428 return (0); 1429} 1430 1431HIDE int 1432eso_allocmem(sc, size, align, boundary, flags, ed) 1433 struct eso_softc *sc; 1434 size_t size; 1435 size_t align; 1436 size_t boundary; 1437 int flags; 1438 struct eso_dma *ed; 1439{ 1440 int error, wait; 1441 1442 wait = (flags & M_NOWAIT) ? BUS_DMA_NOWAIT : BUS_DMA_WAITOK; 1443 ed->ed_size = size; 1444 1445 error = bus_dmamem_alloc(sc->sc_dmat, ed->ed_size, align, boundary, 1446 ed->ed_segs, sizeof (ed->ed_segs) / sizeof (ed->ed_segs[0]), 1447 &ed->ed_nsegs, wait); 1448 if (error) 1449 goto out; 1450 1451 error = bus_dmamem_map(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs, 1452 ed->ed_size, &ed->ed_addr, wait | BUS_DMA_COHERENT); 1453 if (error) 1454 goto free; 1455 1456 error = bus_dmamap_create(sc->sc_dmat, ed->ed_size, 1, ed->ed_size, 0, 1457 wait, &ed->ed_map); 1458 if (error) 1459 goto unmap; 1460 1461 error = bus_dmamap_load(sc->sc_dmat, ed->ed_map, ed->ed_addr, 1462 ed->ed_size, NULL, wait); 1463 if (error) 1464 goto destroy; 1465 1466 return (0); 1467 1468 destroy: 1469 bus_dmamap_destroy(sc->sc_dmat, ed->ed_map); 1470 unmap: 1471 bus_dmamem_unmap(sc->sc_dmat, ed->ed_addr, ed->ed_size); 1472 free: 1473 bus_dmamem_free(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs); 1474 out: 1475 return (error); 1476} 1477 1478HIDE void 1479eso_freemem(sc, ed) 1480 struct eso_softc *sc; 1481 struct eso_dma *ed; 1482{ 1483 1484 bus_dmamap_unload(sc->sc_dmat, ed->ed_map); 1485 bus_dmamap_destroy(sc->sc_dmat, ed->ed_map); 1486 bus_dmamem_unmap(sc->sc_dmat, ed->ed_addr, ed->ed_size); 1487 bus_dmamem_free(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs); 1488} 1489 1490HIDE void * 1491#ifdef __OpenBSD__ 1492eso_allocm(hdl, size, type, flags) 1493#else 1494eso_allocm(hdl, direction, size, type, flags) 1495#endif 1496 void *hdl; 1497#ifdef __OpenBSD__ 1498 u_long size; 1499#else 1500 int direction; 1501 size_t size; 1502#endif 1503 int type, flags; 1504{ 1505 struct eso_softc *sc = hdl; 1506 struct eso_dma *ed; 1507 size_t boundary; 1508 int error; 1509 1510 if ((ed = malloc(size, type, flags)) == NULL) 1511 return (NULL); 1512 1513 /* 1514 * Apparently the Audio 1 DMA controller's current address 1515 * register can't roll over a 64K address boundary, so we have to 1516 * take care of that ourselves. The second channel DMA controller 1517 * doesn't have that restriction, however. 1518 */ 1519#ifdef __OpenBSD__ 1520 boundary = 0x10000; 1521#else 1522 if (direction == AUMODE_RECORD) 1523 boundary = 0x10000; 1524 else 1525 boundary = 0; 1526#endif 1527 1528 error = eso_allocmem(sc, size, 32, boundary, flags, ed); 1529 if (error) { 1530 free(ed, type); 1531 return (NULL); 1532 } 1533 ed->ed_next = sc->sc_dmas; 1534 sc->sc_dmas = ed; 1535 1536 return (KVADDR(ed)); 1537} 1538 1539HIDE void 1540eso_freem(hdl, addr, type) 1541 void *hdl; 1542 void *addr; 1543 int type; 1544{ 1545 struct eso_softc *sc; 1546 struct eso_dma *p, **pp; 1547 1548 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->ed_next) { 1549 if (KVADDR(p) == addr) { 1550 eso_freemem(sc, p); 1551 *pp = p->ed_next; 1552 free(p, type); 1553 return; 1554 } 1555 } 1556} 1557 1558#ifdef __OpenBSD__ 1559u_long 1560eso_round_buffersize(hdl, bufsize) 1561#else 1562HIDE size_t 1563eso_round_buffersize(hdl, direction, bufsize) 1564#endif 1565 void *hdl; 1566#ifdef __OpenBSD__ 1567 u_long bufsize; 1568#else 1569 int direction; 1570 size_t bufsize; 1571#endif 1572{ 1573 1574 /* 64K restriction: ISA at eleven? */ 1575 if (bufsize > 65536) 1576 bufsize = 65536; 1577 1578 return (bufsize); 1579} 1580 1581HIDE int 1582eso_mappage(hdl, addr, offs, prot) 1583 void *hdl; 1584 void *addr; 1585 int offs; 1586 int prot; 1587{ 1588 struct eso_softc *sc = hdl; 1589 struct eso_dma *ed; 1590 1591 if (offs < 0) 1592 return (-1); 1593 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) == addr; 1594 ed = ed->ed_next) 1595 ; 1596 if (ed == NULL) 1597 return (-1); 1598 1599 return (bus_dmamem_mmap(sc->sc_dmat, ed->ed_segs, ed->ed_nsegs, 1600 offs, prot, BUS_DMA_WAITOK)); 1601} 1602 1603/* ARGSUSED */ 1604HIDE int 1605eso_get_props(hdl) 1606 void *hdl; 1607{ 1608 1609 return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 1610 AUDIO_PROP_FULLDUPLEX); 1611} 1612 1613HIDE int 1614eso_trigger_output(hdl, start, end, blksize, intr, arg, param) 1615 void *hdl; 1616 void *start, *end; 1617 int blksize; 1618 void (*intr) __P((void *)); 1619 void *arg; 1620 struct audio_params *param; 1621{ 1622 struct eso_softc *sc = hdl; 1623 struct eso_dma *ed; 1624 uint8_t a2c1; 1625 1626 DPRINTF(( 1627 "%s: trigger_output: start %p, end %p, blksize %d, intr %p(%p)\n", 1628 sc->sc_dev.dv_xname, start, end, blksize, intr, arg)); 1629 DPRINTF(("%s: param: rate %lu, encoding %u, precision %u, channels %u, sw_code %p, factor %d\n", 1630 sc->sc_dev.dv_xname, param->sample_rate, param->encoding, 1631 param->precision, param->channels, param->sw_code, param->factor)); 1632 1633 /* Find DMA buffer. */ 1634 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) != start; 1635 ed = ed->ed_next) 1636 ; 1637 if (ed == NULL) { 1638 printf("%s: trigger_output: bad addr %p\n", 1639 sc->sc_dev.dv_xname, start); 1640 return (EINVAL); 1641 } 1642 1643 sc->sc_pintr = intr; 1644 sc->sc_parg = arg; 1645 1646 /* DMA transfer count (in `words'!) reload using 2's complement. */ 1647 blksize = -(blksize >> 1); 1648 eso_write_mixreg(sc, ESO_MIXREG_A2TCRLO, blksize & 0xff); 1649 eso_write_mixreg(sc, ESO_MIXREG_A2TCRHI, blksize >> 8); 1650 1651 /* Update DAC to reflect DMA count and audio parameters. */ 1652 /* Note: we cache A2C2 in order to avoid r/m/w at interrupt time. */ 1653 if (param->precision * param->factor == 16) 1654 sc->sc_a2c2 |= ESO_MIXREG_A2C2_16BIT; 1655 else 1656 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_16BIT; 1657 if (param->channels == 2) 1658 sc->sc_a2c2 |= ESO_MIXREG_A2C2_STEREO; 1659 else 1660 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_STEREO; 1661 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE || 1662 param->encoding == AUDIO_ENCODING_SLINEAR_LE) 1663 sc->sc_a2c2 |= ESO_MIXREG_A2C2_SIGNED; 1664 else 1665 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_SIGNED; 1666 /* Unmask IRQ. */ 1667 sc->sc_a2c2 |= ESO_MIXREG_A2C2_IRQM; 1668 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2); 1669 1670 /* Set up DMA controller. */ 1671 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAA, 1672 htopci(DMAADDR(ed))); 1673 bus_space_write_2(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAC, 1674 htopci((uint8_t *)end - (uint8_t *)start)); 1675 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 1676 ESO_IO_A2DMAM_DMAENB | ESO_IO_A2DMAM_AUTO); 1677 1678 /* Start DMA. */ 1679 a2c1 = eso_read_mixreg(sc, ESO_MIXREG_A2C1); 1680 a2c1 &= ~ESO_MIXREG_A2C1_RESV0; /* Paranoia? XXX bit 5 */ 1681 a2c1 |= ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB | 1682 ESO_MIXREG_A2C1_AUTO; 1683 eso_write_mixreg(sc, ESO_MIXREG_A2C1, a2c1); 1684 1685 return (0); 1686} 1687 1688HIDE int 1689eso_trigger_input(hdl, start, end, blksize, intr, arg, param) 1690 void *hdl; 1691 void *start, *end; 1692 int blksize; 1693 void (*intr) __P((void *)); 1694 void *arg; 1695 struct audio_params *param; 1696{ 1697 struct eso_softc *sc = hdl; 1698 struct eso_dma *ed; 1699 uint8_t actl, a1c1; 1700 1701 DPRINTF(( 1702 "%s: trigger_input: start %p, end %p, blksize %d, intr %p(%p)\n", 1703 sc->sc_dev.dv_xname, start, end, blksize, intr, arg)); 1704 DPRINTF(("%s: param: rate %lu, encoding %u, precision %u, channels %u, sw_code %p, factor %d\n", 1705 sc->sc_dev.dv_xname, param->sample_rate, param->encoding, 1706 param->precision, param->channels, param->sw_code, param->factor)); 1707 1708 /* 1709 * If we failed to configure the Audio 1 DMA controller, bail here 1710 * while retaining availability of the DAC direction (in Audio 2). 1711 */ 1712 if (!sc->sc_dmac_configured) 1713 return (EIO); 1714 1715 /* Find DMA buffer. */ 1716 for (ed = sc->sc_dmas; ed != NULL && KVADDR(ed) != start; 1717 ed = ed->ed_next) 1718 ; 1719 if (ed == NULL) { 1720 printf("%s: trigger_output: bad addr %p\n", 1721 sc->sc_dev.dv_xname, start); 1722 return (EINVAL); 1723 } 1724 1725 sc->sc_rintr = intr; 1726 sc->sc_rarg = arg; 1727 1728 /* Set up ADC DMA converter parameters. */ 1729 actl = eso_read_ctlreg(sc, ESO_CTLREG_ACTL); 1730 if (param->channels == 2) { 1731 actl &= ~ESO_CTLREG_ACTL_MONO; 1732 actl |= ESO_CTLREG_ACTL_STEREO; 1733 } else { 1734 actl &= ~ESO_CTLREG_ACTL_STEREO; 1735 actl |= ESO_CTLREG_ACTL_MONO; 1736 } 1737 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, actl); 1738 1739 /* Set up Transfer Type: maybe move to attach time? */ 1740 eso_write_ctlreg(sc, ESO_CTLREG_A1TT, ESO_CTLREG_A1TT_DEMAND4); 1741 1742 /* DMA transfer count reload using 2's complement. */ 1743 blksize = -blksize; 1744 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRLO, blksize & 0xff); 1745 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRHI, blksize >> 8); 1746 1747 /* Set up and enable Audio 1 DMA FIFO. */ 1748 a1c1 = ESO_CTLREG_A1C1_RESV1 | ESO_CTLREG_A1C1_FIFOENB; 1749 if (param->precision * param->factor == 16) 1750 a1c1 |= ESO_CTLREG_A1C1_16BIT; 1751 if (param->channels == 2) 1752 a1c1 |= ESO_CTLREG_A1C1_STEREO; 1753 else 1754 a1c1 |= ESO_CTLREG_A1C1_MONO; 1755 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE || 1756 param->encoding == AUDIO_ENCODING_SLINEAR_LE) 1757 a1c1 |= ESO_CTLREG_A1C1_SIGNED; 1758 eso_write_ctlreg(sc, ESO_CTLREG_A1C1, a1c1); 1759 1760 /* Set up ADC IRQ/DRQ parameters. */ 1761 eso_write_ctlreg(sc, ESO_CTLREG_LAIC, 1762 ESO_CTLREG_LAIC_PINENB | ESO_CTLREG_LAIC_EXTENB); 1763 eso_write_ctlreg(sc, ESO_CTLREG_DRQCTL, 1764 ESO_CTLREG_DRQCTL_ENB1 | ESO_CTLREG_DRQCTL_EXTENB); 1765 1766 /* Set up and enable DMA controller. */ 1767 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_CLEAR, 0); 1768 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 1769 ESO_DMAC_MASK_MASK); 1770 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE, 1771 DMA37MD_WRITE | DMA37MD_LOOP | DMA37MD_DEMAND); 1772 bus_space_write_4(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAA, 1773 htopci(DMAADDR(ed))); 1774 bus_space_write_2(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAC, 1775 htopci((uint8_t *)end - (uint8_t *)start - 1)); 1776 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 0); 1777 1778 /* Start DMA. */ 1779 eso_write_ctlreg(sc, ESO_CTLREG_A1C2, 1780 ESO_CTLREG_A1C2_DMAENB | ESO_CTLREG_A1C2_READ | 1781 ESO_CTLREG_A1C2_AUTO | ESO_CTLREG_A1C2_ADC); 1782 1783 return (0); 1784} 1785 1786HIDE int 1787eso_set_recsrc(sc, recsrc) 1788 struct eso_softc *sc; 1789 unsigned int recsrc; 1790{ 1791 1792 eso_write_mixreg(sc, ESO_MIXREG_ERS, recsrc); 1793 sc->sc_recsrc = recsrc; 1794 return (0); 1795} 1796 1797HIDE void 1798eso_set_gain(sc, port) 1799 struct eso_softc *sc; 1800 unsigned int port; 1801{ 1802 uint8_t mixreg, tmp; 1803 1804 switch (port) { 1805 case ESO_DAC_PLAY_VOL: 1806 mixreg = ESO_MIXREG_PVR_A2; 1807 break; 1808 case ESO_MIC_PLAY_VOL: 1809 mixreg = ESO_MIXREG_PVR_MIC; 1810 break; 1811 case ESO_LINE_PLAY_VOL: 1812 mixreg = ESO_MIXREG_PVR_LINE; 1813 break; 1814 case ESO_SYNTH_PLAY_VOL: 1815 mixreg = ESO_MIXREG_PVR_SYNTH; 1816 break; 1817 case ESO_CD_PLAY_VOL: 1818 mixreg = ESO_MIXREG_PVR_CD; 1819 break; 1820 case ESO_AUXB_PLAY_VOL: 1821 mixreg = ESO_MIXREG_PVR_AUXB; 1822 break; 1823 1824 case ESO_DAC_REC_VOL: 1825 mixreg = ESO_MIXREG_RVR_A2; 1826 break; 1827 case ESO_MIC_REC_VOL: 1828 mixreg = ESO_MIXREG_RVR_MIC; 1829 break; 1830 case ESO_LINE_REC_VOL: 1831 mixreg = ESO_MIXREG_RVR_LINE; 1832 break; 1833 case ESO_SYNTH_REC_VOL: 1834 mixreg = ESO_MIXREG_RVR_SYNTH; 1835 break; 1836 case ESO_CD_REC_VOL: 1837 mixreg = ESO_MIXREG_RVR_CD; 1838 break; 1839 case ESO_AUXB_REC_VOL: 1840 mixreg = ESO_MIXREG_RVR_AUXB; 1841 break; 1842 case ESO_MONO_PLAY_VOL: 1843 mixreg = ESO_MIXREG_PVR_MONO; 1844 break; 1845 case ESO_MONO_REC_VOL: 1846 mixreg = ESO_MIXREG_RVR_MONO; 1847 break; 1848 1849 case ESO_PCSPEAKER_VOL: 1850 /* Special case - only 3-bit, mono, and reserved bits. */ 1851 tmp = eso_read_mixreg(sc, ESO_MIXREG_PCSVR); 1852 tmp &= ESO_MIXREG_PCSVR_RESV; 1853 /* Map bits 7:5 -> 2:0. */ 1854 tmp |= (sc->sc_gain[port][ESO_LEFT] >> 5); 1855 eso_write_mixreg(sc, ESO_MIXREG_PCSVR, tmp); 1856 return; 1857 1858 case ESO_MASTER_VOL: 1859 /* Special case - separate regs, and 6-bit precision. */ 1860 /* Map bits 7:2 -> 5:0. */ 1861 eso_write_mixreg(sc, ESO_MIXREG_LMVM, 1862 sc->sc_gain[port][ESO_LEFT] >> 2); 1863 eso_write_mixreg(sc, ESO_MIXREG_RMVM, 1864 sc->sc_gain[port][ESO_RIGHT] >> 2); 1865 return; 1866 1867 case ESO_SPATIALIZER: 1868 /* Special case - only `mono', and higher precision. */ 1869 eso_write_mixreg(sc, ESO_MIXREG_SPATLVL, 1870 sc->sc_gain[port][ESO_LEFT]); 1871 return; 1872 1873 case ESO_RECORD_VOL: 1874 /* Very Special case, controller register. */ 1875 eso_write_ctlreg(sc, ESO_CTLREG_RECLVL,ESO_4BIT_GAIN_TO_STEREO( 1876 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT])); 1877 return; 1878 1879 default: 1880#ifdef DIAGNOSTIC 1881 panic("eso_set_gain: bad port %u", port); 1882 /* NOTREACHED */ 1883#else 1884 return; 1885#endif 1886 } 1887 1888 eso_write_mixreg(sc, mixreg, ESO_4BIT_GAIN_TO_STEREO( 1889 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT])); 1890} 1891