1 /* $NetBSD: eap.c,v 1.103 2024/05/17 12:20:02 nia Exp $ */ 2 /* $OpenBSD: eap.c,v 1.6 1999/10/05 19:24:42 csapuntz Exp $ */ 3 4 /* 5 * Copyright (c) 1998, 1999, 2002, 2008 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson <augustss (at) NetBSD.org>, Charles M. Hannum, 10 * Antti Kantee <pooka (at) NetBSD.org>, and Andrew Doran. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * Debugging: Andreas Gustafsson <gson (at) araneus.fi> 36 * Testing: Chuck Cranor <chuck (at) maria.wustl.edu> 37 * Phil Nelson <phil (at) cs.wwu.edu> 38 * 39 * ES1371/AC97: Ezra Story <ezy (at) panix.com> 40 */ 41 42 /* 43 * Ensoniq ES1370 + AK4531 and ES1371/ES1373 + AC97 44 * 45 * Documentation links: 46 * 47 * ftp://ftp.alsa-project.org/pub/manuals/ensoniq/ (ES1370 and 1371 datasheets) 48 * http://web.archive.org/web/20040622012936/http://www.corbac.com/Data/Misc/es1373.ps.gz 49 * ftp://ftp.alsa-project.org/pub/manuals/asahi_kasei/4531.pdf 50 * ftp://download.intel.com/ial/scalableplatforms/audio/ac97r21.pdf 51 */ 52 53 /* 54 * TODO: 55 * - Remove DAC1 and secondary audio device support. 56 */ 57 58 #include <sys/cdefs.h> 59 __KERNEL_RCSID(0, "$NetBSD: eap.c,v 1.103 2024/05/17 12:20:02 nia Exp $"); 60 61 #include "midi.h" 62 #include "joy_eap.h" 63 64 #include <sys/param.h> 65 #include <sys/systm.h> 66 #include <sys/kernel.h> 67 #include <sys/fcntl.h> 68 #include <sys/kmem.h> 69 #include <sys/device.h> 70 #include <sys/proc.h> 71 #include <sys/select.h> 72 #include <sys/mutex.h> 73 #include <sys/bus.h> 74 #include <sys/audioio.h> 75 76 #include <dev/audio/audio_if.h> 77 #include <dev/midi_if.h> 78 79 #include <dev/pci/pcidevs.h> 80 #include <dev/pci/eapreg.h> 81 #include <dev/pci/eapvar.h> 82 83 #define PCI_CBIO 0x10 84 85 /* Debug */ 86 #ifdef AUDIO_DEBUG 87 #define DPRINTF(x) if (eapdebug) printf x 88 #define DPRINTFN(n,x) if (eapdebug>(n)) printf x 89 int eapdebug = 0; 90 #else 91 #define DPRINTF(x) 92 #define DPRINTFN(n,x) 93 #endif 94 95 static int eap_match(device_t, cfdata_t, void *); 96 static void eap_attach(device_t, device_t, void *); 97 static int eap_detach(device_t, int); 98 static int eap_intr(void *); 99 100 static int eap_allocmem(struct eap_softc *, size_t, size_t, 101 struct eap_dma *); 102 static int eap_freemem(struct eap_softc *, struct eap_dma *); 103 104 #define EWRITE1(sc, r, x) bus_space_write_1((sc)->iot, (sc)->ioh, (r), (x)) 105 #define EWRITE2(sc, r, x) bus_space_write_2((sc)->iot, (sc)->ioh, (r), (x)) 106 #define EWRITE4(sc, r, x) bus_space_write_4((sc)->iot, (sc)->ioh, (r), (x)) 107 #define EREAD1(sc, r) bus_space_read_1((sc)->iot, (sc)->ioh, (r)) 108 #define EREAD2(sc, r) bus_space_read_2((sc)->iot, (sc)->ioh, (r)) 109 #define EREAD4(sc, r) bus_space_read_4((sc)->iot, (sc)->ioh, (r)) 110 111 CFATTACH_DECL_NEW(eap, sizeof(struct eap_softc), 112 eap_match, eap_attach, eap_detach, NULL); 113 114 static int eap_open(void *, int); 115 static int eap_query_format(void *, struct audio_format_query *); 116 static int eap_set_format(void *, int, 117 const audio_params_t *, const audio_params_t *, 118 audio_filter_reg_t *, audio_filter_reg_t *); 119 static int eap_trigger_output(void *, void *, void *, int, 120 void (*)(void *), void *, 121 const audio_params_t *); 122 static int eap_trigger_input(void *, void *, void *, int, 123 void (*)(void *), void *, 124 const audio_params_t *); 125 static int eap_halt_output(void *); 126 static int eap_halt_input(void *); 127 static void eap1370_write_codec(struct eap_softc *, int, int); 128 static int eap_getdev(void *, struct audio_device *); 129 static int eap1370_mixer_set_port(void *, mixer_ctrl_t *); 130 static int eap1370_mixer_get_port(void *, mixer_ctrl_t *); 131 static int eap1371_mixer_set_port(void *, mixer_ctrl_t *); 132 static int eap1371_mixer_get_port(void *, mixer_ctrl_t *); 133 static int eap1370_query_devinfo(void *, mixer_devinfo_t *); 134 static void *eap_malloc(void *, int, size_t); 135 static void eap_free(void *, void *, size_t); 136 static int eap_get_props(void *); 137 static void eap1370_set_mixer(struct eap_softc *, int, int); 138 static uint32_t eap1371_src_wait(struct eap_softc *); 139 static void eap1371_set_adc_rate(struct eap_softc *, int); 140 static void eap1371_set_dac_rate(struct eap_instance *, int); 141 static int eap1371_src_read(struct eap_softc *, u_int); 142 static void eap1371_src_write(struct eap_softc *, u_int, int); 143 static int eap1371_query_devinfo(void *, mixer_devinfo_t *); 144 145 static int eap1371_attach_codec(void *, struct ac97_codec_if *); 146 static int eap1371_read_codec(void *, uint8_t, uint16_t *); 147 static int eap1371_write_codec(void *, uint8_t, uint16_t ); 148 static int eap1371_reset_codec(void *); 149 static void eap_get_locks(void *, kmutex_t **, kmutex_t **); 150 151 #if NMIDI > 0 152 static void eap_midi_close(void *); 153 static void eap_midi_getinfo(void *, struct midi_info *); 154 static int eap_midi_open(void *, int, void (*)(void *, int), 155 void (*)(void *), void *); 156 static int eap_midi_output(void *, int); 157 static void eap_uart_txrdy(struct eap_softc *); 158 #endif 159 160 static const struct audio_hw_if eap1370_hw_if = { 161 .open = eap_open, 162 .query_format = eap_query_format, 163 .set_format = eap_set_format, 164 .halt_output = eap_halt_output, 165 .halt_input = eap_halt_input, 166 .getdev = eap_getdev, 167 .set_port = eap1370_mixer_set_port, 168 .get_port = eap1370_mixer_get_port, 169 .query_devinfo = eap1370_query_devinfo, 170 .allocm = eap_malloc, 171 .freem = eap_free, 172 .get_props = eap_get_props, 173 .trigger_output = eap_trigger_output, 174 .trigger_input = eap_trigger_input, 175 .get_locks = eap_get_locks, 176 }; 177 178 static const struct audio_hw_if eap1371_hw_if = { 179 .open = eap_open, 180 .query_format = eap_query_format, 181 .set_format = eap_set_format, 182 .halt_output = eap_halt_output, 183 .halt_input = eap_halt_input, 184 .getdev = eap_getdev, 185 .set_port = eap1371_mixer_set_port, 186 .get_port = eap1371_mixer_get_port, 187 .query_devinfo = eap1371_query_devinfo, 188 .allocm = eap_malloc, 189 .freem = eap_free, 190 .get_props = eap_get_props, 191 .trigger_output = eap_trigger_output, 192 .trigger_input = eap_trigger_input, 193 .get_locks = eap_get_locks, 194 }; 195 196 #if NMIDI > 0 197 static const struct midi_hw_if eap_midi_hw_if = { 198 eap_midi_open, 199 eap_midi_close, 200 eap_midi_output, 201 eap_midi_getinfo, 202 0, /* ioctl */ 203 eap_get_locks, 204 }; 205 #endif 206 207 static struct audio_device eap_device = { 208 "Ensoniq AudioPCI", 209 "", 210 "eap" 211 }; 212 213 static const struct audio_format eap_formats[] = { 214 { 215 .mode = AUMODE_PLAY | AUMODE_RECORD, 216 .encoding = AUDIO_ENCODING_SLINEAR_LE, 217 .validbits = 16, 218 .precision = 16, 219 .channels = 2, 220 .channel_mask = AUFMT_STEREO, 221 .frequency_type = 0, 222 .frequency = { 4000, 48000 }, 223 }, 224 { 225 .mode = AUMODE_PLAY | AUMODE_RECORD, 226 .encoding = AUDIO_ENCODING_SLINEAR_LE, 227 .validbits = 16, 228 .precision = 16, 229 .channels = 1, 230 .channel_mask = AUFMT_MONAURAL, 231 .frequency_type = 0, 232 .frequency = { 4000, 48000 }, 233 }, 234 { 235 .mode = AUMODE_PLAY | AUMODE_RECORD, 236 .encoding = AUDIO_ENCODING_ULINEAR_LE, 237 .validbits = 8, 238 .precision = 8, 239 .channels = 2, 240 .channel_mask = AUFMT_STEREO, 241 .frequency_type = 0, 242 .frequency = { 4000, 48000 }, 243 }, 244 { 245 .mode = AUMODE_PLAY | AUMODE_RECORD, 246 .encoding = AUDIO_ENCODING_ULINEAR_LE, 247 .validbits = 8, 248 .precision = 8, 249 .channels = 1, 250 .channel_mask = AUFMT_MONAURAL, 251 .frequency_type = 0, 252 .frequency = { 4000, 48000 }, 253 } 254 }; 255 #define EAP_NFORMATS __arraycount(eap_formats) 256 257 static int 258 eap_match(device_t parent, cfdata_t match, void *aux) 259 { 260 struct pci_attach_args *pa; 261 262 pa = (struct pci_attach_args *)aux; 263 switch (PCI_VENDOR(pa->pa_id)) { 264 case PCI_VENDOR_CREATIVELABS: 265 switch (PCI_PRODUCT(pa->pa_id)) { 266 case PCI_PRODUCT_CREATIVELABS_EV1938: 267 return 1; 268 } 269 break; 270 case PCI_VENDOR_ENSONIQ: 271 switch (PCI_PRODUCT(pa->pa_id)) { 272 case PCI_PRODUCT_ENSONIQ_AUDIOPCI: 273 case PCI_PRODUCT_ENSONIQ_AUDIOPCI97: 274 case PCI_PRODUCT_ENSONIQ_CT5880: 275 return 1; 276 } 277 break; 278 } 279 280 return 0; 281 } 282 283 static void 284 eap1370_write_codec(struct eap_softc *sc, int a, int d) 285 { 286 int icss, to; 287 288 to = EAP_WRITE_TIMEOUT; 289 do { 290 icss = EREAD4(sc, EAP_ICSS); 291 DPRINTFN(5,("eap: codec %d prog: icss=0x%08x\n", a, icss)); 292 if (!to--) { 293 printf("eap: timeout writing to codec\n"); 294 return; 295 } 296 } while(icss & EAP_CWRIP); /* XXX could use CSTAT here */ 297 EWRITE4(sc, EAP_CODEC, EAP_SET_CODEC(a, d)); 298 } 299 300 /* 301 * Reading and writing the CODEC is very convoluted. This mimics the 302 * FreeBSD and Linux drivers. 303 */ 304 305 static inline void 306 eap1371_ready_codec(struct eap_softc *sc, uint8_t a, uint32_t wd) 307 { 308 int to; 309 uint32_t src, t; 310 311 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) { 312 if (!(EREAD4(sc, E1371_CODEC) & E1371_CODEC_WIP)) 313 break; 314 delay(1); 315 } 316 if (to >= EAP_WRITE_TIMEOUT) 317 aprint_error_dev(sc->sc_dev, 318 "eap1371_ready_codec timeout 1\n"); 319 320 mutex_spin_enter(&sc->sc_intr_lock); 321 src = eap1371_src_wait(sc) & E1371_SRC_CTLMASK; 322 EWRITE4(sc, E1371_SRC, src | E1371_SRC_STATE_OK); 323 324 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 325 t = EREAD4(sc, E1371_SRC); 326 if ((t & E1371_SRC_STATE_MASK) == 0) 327 break; 328 delay(1); 329 } 330 if (to >= EAP_READ_TIMEOUT) 331 aprint_error_dev(sc->sc_dev, 332 "eap1371_ready_codec timeout 2\n"); 333 334 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 335 t = EREAD4(sc, E1371_SRC); 336 if ((t & E1371_SRC_STATE_MASK) == E1371_SRC_STATE_OK) 337 break; 338 delay(1); 339 } 340 if (to >= EAP_READ_TIMEOUT) 341 aprint_error_dev(sc->sc_dev, 342 "eap1371_ready_codec timeout 3\n"); 343 344 EWRITE4(sc, E1371_CODEC, wd); 345 346 eap1371_src_wait(sc); 347 EWRITE4(sc, E1371_SRC, src); 348 349 mutex_spin_exit(&sc->sc_intr_lock); 350 } 351 352 static int 353 eap1371_read_codec(void *sc_, uint8_t a, uint16_t *d) 354 { 355 struct eap_softc *sc; 356 int to; 357 uint32_t t; 358 359 sc = sc_; 360 eap1371_ready_codec(sc, a, E1371_SET_CODEC(a, 0) | E1371_CODEC_READ); 361 362 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) { 363 if (!(EREAD4(sc, E1371_CODEC) & E1371_CODEC_WIP)) 364 break; 365 } 366 if (to > EAP_WRITE_TIMEOUT) 367 aprint_error_dev(sc->sc_dev, 368 "eap1371_read_codec timeout 1\n"); 369 370 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) { 371 t = EREAD4(sc, E1371_CODEC); 372 if (t & E1371_CODEC_VALID) 373 break; 374 } 375 if (to > EAP_WRITE_TIMEOUT) 376 aprint_error_dev(sc->sc_dev, "eap1371_read_codec timeout 2\n"); 377 378 *d = (uint16_t)t; 379 380 DPRINTFN(10, ("eap1371: reading codec (%x) = %x\n", a, *d)); 381 382 return 0; 383 } 384 385 static int 386 eap1371_write_codec(void *sc_, uint8_t a, uint16_t d) 387 { 388 struct eap_softc *sc; 389 390 sc = sc_; 391 eap1371_ready_codec(sc, a, E1371_SET_CODEC(a, d)); 392 393 DPRINTFN(10, ("eap1371: writing codec %x --> %x\n", d, a)); 394 395 return 0; 396 } 397 398 static uint32_t 399 eap1371_src_wait(struct eap_softc *sc) 400 { 401 int to; 402 u_int32_t src; 403 404 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 405 src = EREAD4(sc, E1371_SRC); 406 if (!(src & E1371_SRC_RBUSY)) 407 return src; 408 delay(1); 409 } 410 aprint_error_dev(sc->sc_dev, "eap1371_src_wait timeout\n"); 411 return src; 412 } 413 414 static int 415 eap1371_src_read(struct eap_softc *sc, u_int a) 416 { 417 int to; 418 uint32_t src, t; 419 420 src = eap1371_src_wait(sc) & E1371_SRC_CTLMASK; 421 src |= E1371_SRC_ADDR(a); 422 EWRITE4(sc, E1371_SRC, src | E1371_SRC_STATE_OK); 423 424 t = eap1371_src_wait(sc); 425 if ((t & E1371_SRC_STATE_MASK) != E1371_SRC_STATE_OK) { 426 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 427 t = EREAD4(sc, E1371_SRC); 428 if ((t & E1371_SRC_STATE_MASK) == E1371_SRC_STATE_OK) 429 break; 430 delay(1); 431 } 432 } 433 434 EWRITE4(sc, E1371_SRC, src); 435 436 return t & E1371_SRC_DATAMASK; 437 } 438 439 static void 440 eap1371_src_write(struct eap_softc *sc, u_int a, int d) 441 { 442 uint32_t r; 443 444 r = eap1371_src_wait(sc) & E1371_SRC_CTLMASK; 445 r |= E1371_SRC_RAMWE | E1371_SRC_ADDR(a) | E1371_SRC_DATA(d); 446 EWRITE4(sc, E1371_SRC, r); 447 } 448 449 static void 450 eap1371_set_adc_rate(struct eap_softc *sc, int rate) 451 { 452 int freq, n, truncm; 453 int out; 454 455 /* Whatever, it works, so I'll leave it :) */ 456 457 if (rate > 48000) 458 rate = 48000; 459 if (rate < 4000) 460 rate = 4000; 461 n = rate / 3000; 462 if ((1 << n) & SRC_MAGIC) 463 n--; 464 truncm = ((21 * n) - 1) | 1; 465 freq = ((48000 << 15) / rate) * n; 466 if (rate >= 24000) { 467 if (truncm > 239) 468 truncm = 239; 469 out = ESRC_SET_TRUNC((239 - truncm) / 2); 470 } else { 471 if (truncm > 119) 472 truncm = 119; 473 out = ESRC_SMF | ESRC_SET_TRUNC((119 - truncm) / 2); 474 } 475 out |= ESRC_SET_N(n); 476 mutex_spin_enter(&sc->sc_intr_lock); 477 eap1371_src_write(sc, ESRC_ADC+ESRC_TRUNC_N, out); 478 479 out = eap1371_src_read(sc, ESRC_ADC+ESRC_IREGS) & 0xff; 480 eap1371_src_write(sc, ESRC_ADC+ESRC_IREGS, out | 481 ESRC_SET_VFI(freq >> 15)); 482 eap1371_src_write(sc, ESRC_ADC+ESRC_VFF, freq & 0x7fff); 483 eap1371_src_write(sc, ESRC_ADC_VOLL, ESRC_SET_ADC_VOL(n)); 484 eap1371_src_write(sc, ESRC_ADC_VOLR, ESRC_SET_ADC_VOL(n)); 485 mutex_spin_exit(&sc->sc_intr_lock); 486 } 487 488 static void 489 eap1371_set_dac_rate(struct eap_instance *ei, int rate) 490 { 491 struct eap_softc *sc; 492 int dac; 493 int freq, r; 494 495 DPRINTFN(2, ("eap1371_set_dac_date: set rate for %d\n", ei->index)); 496 sc = device_private(ei->parent); 497 dac = ei->index == EAP_DAC1 ? ESRC_DAC1 : ESRC_DAC2; 498 499 /* Whatever, it works, so I'll leave it :) */ 500 501 if (rate > 48000) 502 rate = 48000; 503 if (rate < 4000) 504 rate = 4000; 505 freq = ((rate << 15) + 1500) / 3000; 506 507 mutex_spin_enter(&sc->sc_intr_lock); 508 eap1371_src_wait(sc); 509 r = EREAD4(sc, E1371_SRC) & (E1371_SRC_DISABLE | 510 E1371_SRC_DISP2 | E1371_SRC_DISP1 | E1371_SRC_DISREC); 511 r |= ei->index == EAP_DAC1 ? E1371_SRC_DISP1 : E1371_SRC_DISP2; 512 EWRITE4(sc, E1371_SRC, r); 513 r = eap1371_src_read(sc, dac + ESRC_IREGS) & 0x00ff; 514 eap1371_src_write(sc, dac + ESRC_IREGS, r | ((freq >> 5) & 0xfc00)); 515 eap1371_src_write(sc, dac + ESRC_VFF, freq & 0x7fff); 516 r = EREAD4(sc, E1371_SRC) & (E1371_SRC_DISABLE | 517 E1371_SRC_DISP2 | E1371_SRC_DISP1 | E1371_SRC_DISREC); 518 r &= ~(ei->index == EAP_DAC1 ? E1371_SRC_DISP1 : E1371_SRC_DISP2); 519 EWRITE4(sc, E1371_SRC, r); 520 mutex_spin_exit(&sc->sc_intr_lock); 521 } 522 523 static void 524 eap_attach(device_t parent, device_t self, void *aux) 525 { 526 struct eap_softc *sc; 527 struct pci_attach_args *pa; 528 pci_chipset_tag_t pc; 529 const struct audio_hw_if *eap_hw_if; 530 char const *intrstr; 531 pci_intr_handle_t ih; 532 pcireg_t csr; 533 char devinfo[256]; 534 mixer_ctrl_t ctl; 535 int i; 536 int revision, ct5880; 537 const char *revstr; 538 #if NJOY_EAP > 0 539 struct eap_gameport_args gpargs; 540 #endif 541 char intrbuf[PCI_INTRSTR_LEN]; 542 543 sc = device_private(self); 544 sc->sc_dev = self; 545 pa = (struct pci_attach_args *)aux; 546 pc = pa->pa_pc; 547 revstr = ""; 548 aprint_naive(": Audio controller\n"); 549 550 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 551 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 552 553 /* Stash this away for detach */ 554 sc->sc_pc = pc; 555 556 /* Flag if we're "creative" */ 557 sc->sc_1371 = !(PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ENSONIQ && 558 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ENSONIQ_AUDIOPCI); 559 560 /* 561 * The vendor and product ID's are quite "interesting". Just 562 * trust the following and be happy. 563 */ 564 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 565 revision = PCI_REVISION(pa->pa_class); 566 ct5880 = 0; 567 if (sc->sc_1371) { 568 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ENSONIQ && 569 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ENSONIQ_CT5880) { 570 ct5880 = 1; 571 switch (revision) { 572 case EAP_CT5880_C: revstr = "CT5880-C "; break; 573 case EAP_CT5880_D: revstr = "CT5880-D "; break; 574 case EAP_CT5880_E: revstr = "CT5880-E "; break; 575 } 576 } else { 577 switch (revision) { 578 case EAP_EV1938_A: revstr = "EV1938-A "; break; 579 case EAP_ES1373_A: revstr = "ES1373-A "; break; 580 case EAP_ES1373_B: revstr = "ES1373-B "; break; 581 case EAP_CT5880_A: revstr = "CT5880-A "; ct5880=1;break; 582 case EAP_ES1373_8: revstr = "ES1373-8" ; ct5880=1;break; 583 case EAP_ES1371_B: revstr = "ES1371-B "; break; 584 } 585 } 586 } 587 aprint_normal(": %s %s(rev. 0x%02x)\n", devinfo, revstr, revision); 588 589 /* Map I/O register */ 590 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 591 &sc->iot, &sc->ioh, NULL, &sc->iosz)) { 592 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 593 return; 594 } 595 596 sc->sc_dmatag = pa->pa_dmat; 597 598 /* Enable the device. */ 599 csr = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 600 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 601 csr | PCI_COMMAND_MASTER_ENABLE); 602 603 /* Map and establish the interrupt. */ 604 if (pci_intr_map(pa, &ih)) { 605 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n"); 606 return; 607 } 608 intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); 609 sc->sc_ih = pci_intr_establish_xname(pc, ih, IPL_AUDIO, eap_intr, sc, 610 device_xname(self)); 611 if (sc->sc_ih == NULL) { 612 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 613 if (intrstr != NULL) 614 aprint_error(" at %s", intrstr); 615 aprint_error("\n"); 616 return; 617 } 618 aprint_normal_dev(self, "interrupting at %s\n", intrstr); 619 620 sc->sc_ei[EAP_I1].parent = self; 621 sc->sc_ei[EAP_I1].index = EAP_DAC2; 622 sc->sc_ei[EAP_I2].parent = self; 623 sc->sc_ei[EAP_I2].index = EAP_DAC1; 624 625 if (!sc->sc_1371) { 626 /* Enable interrupts and looping mode. */ 627 /* enable the parts we need */ 628 EWRITE4(sc, EAP_SIC, EAP_P2_INTR_EN | EAP_R1_INTR_EN); 629 EWRITE4(sc, EAP_ICSC, EAP_CDC_EN); 630 631 /* reset codec */ 632 /* normal operation */ 633 /* select codec clocks */ 634 eap1370_write_codec(sc, AK_RESET, AK_PD); 635 eap1370_write_codec(sc, AK_RESET, AK_PD | AK_NRST); 636 eap1370_write_codec(sc, AK_CS, 0x0); 637 638 eap_hw_if = &eap1370_hw_if; 639 640 /* Enable all relevant mixer switches. */ 641 ctl.dev = EAP_INPUT_SOURCE; 642 ctl.type = AUDIO_MIXER_SET; 643 ctl.un.mask = 1 << EAP_VOICE_VOL | 1 << EAP_FM_VOL | 644 1 << EAP_CD_VOL | 1 << EAP_LINE_VOL | 645 1 << EAP_AUX_VOL | 1 << EAP_MIC_VOL; 646 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 647 648 ctl.type = AUDIO_MIXER_VALUE; 649 ctl.un.value.num_channels = 1; 650 for (ctl.dev = EAP_MASTER_VOL; ctl.dev < EAP_MIC_VOL; 651 ctl.dev++) { 652 ctl.un.value.level[AUDIO_MIXER_LEVEL_MONO] = VOL_0DB; 653 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 654 } 655 ctl.un.value.level[AUDIO_MIXER_LEVEL_MONO] = 0; 656 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 657 ctl.dev = EAP_MIC_PREAMP; 658 ctl.type = AUDIO_MIXER_ENUM; 659 ctl.un.ord = 0; 660 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 661 ctl.dev = EAP_RECORD_SOURCE; 662 ctl.type = AUDIO_MIXER_SET; 663 ctl.un.mask = 1 << EAP_MIC_VOL; 664 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 665 } else { 666 /* clean slate */ 667 668 EWRITE4(sc, EAP_SIC, 0); 669 EWRITE4(sc, EAP_ICSC, 0); 670 EWRITE4(sc, E1371_LEGACY, 0); 671 672 if (ct5880) { 673 EWRITE4(sc, EAP_ICSS, EAP_CT5880_AC97_RESET); 674 /* Let codec wake up */ 675 delay(20000); 676 } 677 678 /* Reset from es1371's perspective */ 679 EWRITE4(sc, EAP_ICSC, E1371_SYNC_RES); 680 delay(20); 681 EWRITE4(sc, EAP_ICSC, 0); 682 683 /* 684 * Must properly reprogram sample rate converter, 685 * or it locks up. Set some defaults for the life of the 686 * machine, and set up a sb default sample rate. 687 */ 688 EWRITE4(sc, E1371_SRC, E1371_SRC_DISABLE); 689 for (i = 0; i < 0x80; i++) 690 eap1371_src_write(sc, i, 0); 691 eap1371_src_write(sc, ESRC_DAC1+ESRC_TRUNC_N, ESRC_SET_N(16)); 692 eap1371_src_write(sc, ESRC_DAC2+ESRC_TRUNC_N, ESRC_SET_N(16)); 693 eap1371_src_write(sc, ESRC_DAC1+ESRC_IREGS, ESRC_SET_VFI(16)); 694 eap1371_src_write(sc, ESRC_DAC2+ESRC_IREGS, ESRC_SET_VFI(16)); 695 eap1371_src_write(sc, ESRC_ADC_VOLL, ESRC_SET_ADC_VOL(16)); 696 eap1371_src_write(sc, ESRC_ADC_VOLR, ESRC_SET_ADC_VOL(16)); 697 eap1371_src_write(sc, ESRC_DAC1_VOLL, ESRC_SET_DAC_VOLI(1)); 698 eap1371_src_write(sc, ESRC_DAC1_VOLR, ESRC_SET_DAC_VOLI(1)); 699 eap1371_src_write(sc, ESRC_DAC2_VOLL, ESRC_SET_DAC_VOLI(1)); 700 eap1371_src_write(sc, ESRC_DAC2_VOLR, ESRC_SET_DAC_VOLI(1)); 701 eap1371_set_adc_rate(sc, 22050); 702 eap1371_set_dac_rate(&sc->sc_ei[0], 22050); 703 eap1371_set_dac_rate(&sc->sc_ei[1], 22050); 704 705 EWRITE4(sc, E1371_SRC, 0); 706 707 /* Reset codec */ 708 709 /* Interrupt enable */ 710 sc->host_if.arg = sc; 711 sc->host_if.attach = eap1371_attach_codec; 712 sc->host_if.read = eap1371_read_codec; 713 sc->host_if.write = eap1371_write_codec; 714 sc->host_if.reset = eap1371_reset_codec; 715 716 if (ac97_attach(&sc->host_if, self, &sc->sc_lock) == 0) { 717 /* Interrupt enable */ 718 EWRITE4(sc, EAP_SIC, EAP_P2_INTR_EN | EAP_R1_INTR_EN); 719 } else 720 return; 721 722 eap_hw_if = &eap1371_hw_if; 723 } 724 725 sc->sc_ei[EAP_I1].ei_audiodev = 726 audio_attach_mi(eap_hw_if, &sc->sc_ei[EAP_I1], sc->sc_dev); 727 728 #ifdef EAP_USE_BOTH_DACS 729 aprint_normal_dev(self, "attaching secondary DAC\n"); 730 sc->sc_ei[EAP_I2].ei_audiodev = 731 audio_attach_mi(eap_hw_if, &sc->sc_ei[EAP_I2], sc->sc_dev); 732 #endif 733 734 #if NMIDI > 0 735 sc->sc_mididev = midi_attach_mi(&eap_midi_hw_if, sc, sc->sc_dev); 736 #endif 737 738 #if NJOY_EAP > 0 739 if (sc->sc_1371) { 740 gpargs.gpa_iot = sc->iot; 741 gpargs.gpa_ioh = sc->ioh; 742 sc->sc_gameport = eap_joy_attach(sc->sc_dev, &gpargs); 743 } 744 #endif 745 } 746 747 static int 748 eap_detach(device_t self, int flags) 749 { 750 struct eap_softc *sc; 751 int res; 752 #if NJOY_EAP > 0 753 struct eap_gameport_args gpargs; 754 755 sc = device_private(self); 756 if (sc->sc_gameport) { 757 gpargs.gpa_iot = sc->iot; 758 gpargs.gpa_ioh = sc->ioh; 759 res = eap_joy_detach(sc->sc_gameport, &gpargs); 760 if (res) 761 return res; 762 } 763 #else 764 sc = device_private(self); 765 #endif 766 #if NMIDI > 0 767 if (sc->sc_mididev != NULL) { 768 res = config_detach(sc->sc_mididev, 0); 769 if (res) 770 return res; 771 } 772 #endif 773 #ifdef EAP_USE_BOTH_DACS 774 if (sc->sc_ei[EAP_I2].ei_audiodev != NULL) { 775 res = config_detach(sc->sc_ei[EAP_I2].ei_audiodev, 0); 776 if (res) 777 return res; 778 } 779 #endif 780 if (sc->sc_ei[EAP_I1].ei_audiodev != NULL) { 781 res = config_detach(sc->sc_ei[EAP_I1].ei_audiodev, 0); 782 if (res) 783 return res; 784 } 785 786 bus_space_unmap(sc->iot, sc->ioh, sc->iosz); 787 pci_intr_disestablish(sc->sc_pc, sc->sc_ih); 788 mutex_destroy(&sc->sc_lock); 789 mutex_destroy(&sc->sc_intr_lock); 790 791 return 0; 792 } 793 794 static int 795 eap1371_attach_codec(void *sc_, struct ac97_codec_if *codec_if) 796 { 797 struct eap_softc *sc; 798 799 sc = sc_; 800 sc->codec_if = codec_if; 801 return 0; 802 } 803 804 static int 805 eap1371_reset_codec(void *sc_) 806 { 807 struct eap_softc *sc; 808 uint32_t icsc; 809 810 sc = sc_; 811 mutex_spin_enter(&sc->sc_intr_lock); 812 icsc = EREAD4(sc, EAP_ICSC); 813 EWRITE4(sc, EAP_ICSC, icsc | E1371_SYNC_RES); 814 delay(20); 815 EWRITE4(sc, EAP_ICSC, icsc & ~E1371_SYNC_RES); 816 delay(1); 817 mutex_spin_exit(&sc->sc_intr_lock); 818 819 return 0; 820 } 821 822 static int 823 eap_intr(void *p) 824 { 825 struct eap_softc *sc; 826 uint32_t intr, sic; 827 828 sc = p; 829 mutex_spin_enter(&sc->sc_intr_lock); 830 intr = EREAD4(sc, EAP_ICSS); 831 if (!(intr & EAP_INTR)) { 832 mutex_spin_exit(&sc->sc_intr_lock); 833 return 0; 834 } 835 sic = EREAD4(sc, EAP_SIC); 836 DPRINTFN(5, ("eap_intr: ICSS=0x%08x, SIC=0x%08x\n", intr, sic)); 837 if (intr & EAP_I_ADC) { 838 #if 0 839 /* 840 * XXX This is a hack! 841 * The EAP chip sometimes generates the recording interrupt 842 * while it is still transferring the data. To make sure 843 * it has all arrived we busy wait until the count is right. 844 * The transfer we are waiting for is 8 longwords. 845 */ 846 int s, nw, n; 847 EWRITE4(sc, EAP_MEMPAGE, EAP_ADC_PAGE); 848 s = EREAD4(sc, EAP_ADC_CSR); 849 nw = ((s & 0xffff) + 1) >> 2; /* # of words in DMA */ 850 n = 0; 851 while (((EREAD4(sc, EAP_ADC_SIZE) >> 16) + 8) % nw == 0) { 852 delay(10); 853 if (++n > 100) { 854 printf("eapintr: DMA fix timeout"); 855 break; 856 } 857 } 858 /* Continue with normal interrupt handling. */ 859 #endif 860 EWRITE4(sc, EAP_SIC, sic & ~EAP_R1_INTR_EN); 861 EWRITE4(sc, EAP_SIC, sic | EAP_R1_INTR_EN); 862 if (sc->sc_rintr) 863 sc->sc_rintr(sc->sc_rarg); 864 } 865 866 if (intr & EAP_I_DAC2) { 867 EWRITE4(sc, EAP_SIC, sic & ~EAP_P2_INTR_EN); 868 EWRITE4(sc, EAP_SIC, sic | EAP_P2_INTR_EN); 869 if (sc->sc_ei[EAP_DAC2].ei_pintr) 870 sc->sc_ei[EAP_DAC2].ei_pintr(sc->sc_ei[EAP_DAC2].ei_parg); 871 } 872 873 if (intr & EAP_I_DAC1) { 874 EWRITE4(sc, EAP_SIC, sic & ~EAP_P1_INTR_EN); 875 EWRITE4(sc, EAP_SIC, sic | EAP_P1_INTR_EN); 876 if (sc->sc_ei[EAP_DAC1].ei_pintr) 877 sc->sc_ei[EAP_DAC1].ei_pintr(sc->sc_ei[EAP_DAC1].ei_parg); 878 } 879 880 if (intr & EAP_I_MCCB) 881 panic("eap_intr: unexpected MCCB interrupt"); 882 #if NMIDI > 0 883 if (intr & EAP_I_UART) { 884 uint8_t ustat; 885 uint32_t data; 886 887 ustat = EREAD1(sc, EAP_UART_STATUS); 888 889 if (ustat & EAP_US_RXINT) { 890 while (EREAD1(sc, EAP_UART_STATUS) & EAP_US_RXRDY) { 891 data = EREAD1(sc, EAP_UART_DATA); 892 sc->sc_iintr(sc->sc_arg, data); 893 } 894 } 895 896 if (ustat & EAP_US_TXINT) 897 eap_uart_txrdy(sc); 898 } 899 #endif 900 mutex_spin_exit(&sc->sc_intr_lock); 901 return 1; 902 } 903 904 static int 905 eap_allocmem(struct eap_softc *sc, size_t size, size_t align, struct eap_dma *p) 906 { 907 int error; 908 909 p->size = size; 910 error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0, 911 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 912 &p->nsegs, BUS_DMA_WAITOK); 913 if (error) 914 return error; 915 916 error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size, 917 &p->addr, BUS_DMA_WAITOK|BUS_DMA_COHERENT); 918 if (error) 919 goto free; 920 921 error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size, 922 0, BUS_DMA_WAITOK, &p->map); 923 if (error) 924 goto unmap; 925 926 error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL, 927 BUS_DMA_WAITOK); 928 if (error) 929 goto destroy; 930 return (0); 931 932 destroy: 933 bus_dmamap_destroy(sc->sc_dmatag, p->map); 934 unmap: 935 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size); 936 free: 937 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs); 938 return error; 939 } 940 941 static int 942 eap_freemem(struct eap_softc *sc, struct eap_dma *p) 943 { 944 945 bus_dmamap_unload(sc->sc_dmatag, p->map); 946 bus_dmamap_destroy(sc->sc_dmatag, p->map); 947 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size); 948 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs); 949 return 0; 950 } 951 952 static int 953 eap_open(void *addr, int flags) 954 { 955 struct eap_instance *ei; 956 957 ei = addr; 958 /* there is only one ADC */ 959 if (ei->index == EAP_I2 && flags & FREAD) 960 return EOPNOTSUPP; 961 962 return 0; 963 } 964 965 static int 966 eap_query_format(void *addr, struct audio_format_query *afp) 967 { 968 969 return audio_query_format(eap_formats, EAP_NFORMATS, afp); 970 } 971 972 static int 973 eap_set_format(void *addr, int setmode, 974 const audio_params_t *play, const audio_params_t *rec, 975 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 976 { 977 struct eap_instance *ei; 978 struct eap_softc *sc; 979 uint32_t div; 980 981 ei = addr; 982 sc = device_private(ei->parent); 983 984 if (sc->sc_1371) { 985 eap1371_set_dac_rate(ei, play->sample_rate); 986 eap1371_set_adc_rate(sc, rec->sample_rate); 987 } else if (ei->index == EAP_DAC2) { 988 /* Set the speed */ 989 DPRINTFN(2, ("%s: old ICSC = 0x%08x\n", __func__, 990 EREAD4(sc, EAP_ICSC))); 991 div = EREAD4(sc, EAP_ICSC) & ~EAP_PCLKBITS; 992 /* 993 * *play and *rec are the identical on es1370 because 994 * !AUDIO_PROP_INDEPENDENT. 995 */ 996 997 /* 998 * XXX 999 * The -2 isn't documented, but seemed to make the wall 1000 * time match 1001 * what I expect. - mycroft 1002 */ 1003 div |= EAP_SET_PCLKDIV(EAP_XTAL_FREQ / play->sample_rate - 2); 1004 #if 0 1005 div |= EAP_CCB_INTRM; 1006 #else 1007 /* 1008 * It is not obvious how to acknowledge MCCB interrupts, so 1009 * we had better not enable them. 1010 */ 1011 #endif 1012 EWRITE4(sc, EAP_ICSC, div); 1013 DPRINTFN(2, ("%s: set ICSC = 0x%08x\n", __func__, div)); 1014 } else { 1015 /* 1016 * The FM DAC has only a few fixed-frequency choises, so 1017 * pick out the best candidate. 1018 */ 1019 div = EREAD4(sc, EAP_ICSC); 1020 DPRINTFN(2, ("%s: old ICSC = 0x%08x\n", __func__, div)); 1021 1022 div &= ~EAP_WTSRSEL; 1023 if (play->sample_rate == 5512) 1024 div |= EAP_WTSRSEL_5; 1025 else if (play->sample_rate == 11025) 1026 div |= EAP_WTSRSEL_11; 1027 else if (play->sample_rate == 22050) 1028 div |= EAP_WTSRSEL_22; 1029 else 1030 div |= EAP_WTSRSEL_44; 1031 1032 EWRITE4(sc, EAP_ICSC, div); 1033 DPRINTFN(2, ("%s: set ICSC = 0x%08x\n", __func__, div)); 1034 } 1035 1036 return 0; 1037 } 1038 1039 static int 1040 eap_trigger_output( 1041 void *addr, 1042 void *start, 1043 void *end, 1044 int blksize, 1045 void (*intr)(void *), 1046 void *arg, 1047 const audio_params_t *param) 1048 { 1049 struct eap_instance *ei; 1050 struct eap_softc *sc; 1051 struct eap_dma *p; 1052 uint32_t icsc, sic; 1053 int sampshift; 1054 1055 ei = addr; 1056 sc = device_private(ei->parent); 1057 #ifdef DIAGNOSTIC 1058 if (ei->ei_prun) 1059 panic("eap_trigger_output: already running"); 1060 ei->ei_prun = 1; 1061 #endif 1062 1063 DPRINTFN(1, ("eap_trigger_output: sc=%p start=%p end=%p " 1064 "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg)); 1065 ei->ei_pintr = intr; 1066 ei->ei_parg = arg; 1067 1068 sic = EREAD4(sc, EAP_SIC); 1069 sic &= ~(EAP_S_EB(ei->index) | EAP_S_MB(ei->index) | EAP_INC_BITS); 1070 1071 if (ei->index == EAP_DAC2) 1072 sic |= EAP_SET_P2_ST_INC(0) 1073 | EAP_SET_P2_END_INC(param->precision / 8); 1074 1075 sampshift = 0; 1076 if (param->precision == 16) { 1077 sic |= EAP_S_EB(ei->index); 1078 sampshift++; 1079 } 1080 if (param->channels == 2) { 1081 sic |= EAP_S_MB(ei->index); 1082 sampshift++; 1083 } 1084 EWRITE4(sc, EAP_SIC, sic & ~EAP_P_INTR_EN(ei->index)); 1085 EWRITE4(sc, EAP_SIC, sic | EAP_P_INTR_EN(ei->index)); 1086 1087 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next) 1088 continue; 1089 if (!p) { 1090 printf("eap_trigger_output: bad addr %p\n", start); 1091 return EINVAL; 1092 } 1093 1094 if (ei->index == EAP_DAC2) { 1095 DPRINTF(("eap_trigger_output: DAC2_ADDR=0x%x, DAC2_SIZE=0x%x\n", 1096 (int)DMAADDR(p), 1097 (int)EAP_SET_SIZE(0, 1098 (((char *)end - (char *)start) >> 2) - 1))); 1099 EWRITE4(sc, EAP_MEMPAGE, EAP_DAC_PAGE); 1100 EWRITE4(sc, EAP_DAC2_ADDR, DMAADDR(p)); 1101 EWRITE4(sc, EAP_DAC2_SIZE, 1102 EAP_SET_SIZE(0, 1103 ((char *)end - (char *)start) >> 2) - 1); 1104 EWRITE4(sc, EAP_DAC2_CSR, (blksize >> sampshift) - 1); 1105 } else if (ei->index == EAP_DAC1) { 1106 DPRINTF(("eap_trigger_output: DAC1_ADDR=0x%x, DAC1_SIZE=0x%x\n", 1107 (int)DMAADDR(p), 1108 (int)EAP_SET_SIZE(0, 1109 (((char *)end - (char *)start) >> 2) - 1))); 1110 EWRITE4(sc, EAP_MEMPAGE, EAP_DAC_PAGE); 1111 EWRITE4(sc, EAP_DAC1_ADDR, DMAADDR(p)); 1112 EWRITE4(sc, EAP_DAC1_SIZE, 1113 EAP_SET_SIZE(0, 1114 ((char *)end - (char *)start) >> 2) - 1); 1115 EWRITE4(sc, EAP_DAC1_CSR, (blksize >> sampshift) - 1); 1116 } 1117 #ifdef DIAGNOSTIC 1118 else 1119 panic("eap_trigger_output: impossible instance %d", ei->index); 1120 #endif 1121 1122 if (sc->sc_1371) 1123 EWRITE4(sc, E1371_SRC, 0); 1124 1125 icsc = EREAD4(sc, EAP_ICSC); 1126 icsc |= EAP_DAC_EN(ei->index); 1127 EWRITE4(sc, EAP_ICSC, icsc); 1128 1129 DPRINTFN(1, ("eap_trigger_output: set ICSC = 0x%08x\n", icsc)); 1130 1131 return 0; 1132 } 1133 1134 static int 1135 eap_trigger_input( 1136 void *addr, 1137 void *start, 1138 void *end, 1139 int blksize, 1140 void (*intr)(void *), 1141 void *arg, 1142 const audio_params_t *param) 1143 { 1144 struct eap_instance *ei; 1145 struct eap_softc *sc; 1146 struct eap_dma *p; 1147 uint32_t icsc, sic; 1148 int sampshift; 1149 1150 ei = addr; 1151 sc = device_private(ei->parent); 1152 #ifdef DIAGNOSTIC 1153 if (sc->sc_rrun) 1154 panic("eap_trigger_input: already running"); 1155 sc->sc_rrun = 1; 1156 #endif 1157 1158 DPRINTFN(1, ("eap_trigger_input: ei=%p start=%p end=%p blksize=%d intr=%p(%p)\n", 1159 addr, start, end, blksize, intr, arg)); 1160 sc->sc_rintr = intr; 1161 sc->sc_rarg = arg; 1162 1163 sic = EREAD4(sc, EAP_SIC); 1164 sic &= ~(EAP_R1_S_EB | EAP_R1_S_MB); 1165 sampshift = 0; 1166 if (param->precision == 16) { 1167 sic |= EAP_R1_S_EB; 1168 sampshift++; 1169 } 1170 if (param->channels == 2) { 1171 sic |= EAP_R1_S_MB; 1172 sampshift++; 1173 } 1174 EWRITE4(sc, EAP_SIC, sic & ~EAP_R1_INTR_EN); 1175 EWRITE4(sc, EAP_SIC, sic | EAP_R1_INTR_EN); 1176 1177 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next) 1178 continue; 1179 if (!p) { 1180 printf("eap_trigger_input: bad addr %p\n", start); 1181 return (EINVAL); 1182 } 1183 1184 DPRINTF(("eap_trigger_input: ADC_ADDR=0x%x, ADC_SIZE=0x%x\n", 1185 (int)DMAADDR(p), 1186 (int)EAP_SET_SIZE(0, (((char *)end - (char *)start) >> 2) - 1))); 1187 EWRITE4(sc, EAP_MEMPAGE, EAP_ADC_PAGE); 1188 EWRITE4(sc, EAP_ADC_ADDR, DMAADDR(p)); 1189 EWRITE4(sc, EAP_ADC_SIZE, 1190 EAP_SET_SIZE(0, (((char *)end - (char *)start) >> 2) - 1)); 1191 1192 EWRITE4(sc, EAP_ADC_CSR, (blksize >> sampshift) - 1); 1193 1194 if (sc->sc_1371) 1195 EWRITE4(sc, E1371_SRC, 0); 1196 1197 icsc = EREAD4(sc, EAP_ICSC); 1198 icsc |= EAP_ADC_EN; 1199 EWRITE4(sc, EAP_ICSC, icsc); 1200 1201 DPRINTFN(1, ("eap_trigger_input: set ICSC = 0x%08x\n", icsc)); 1202 1203 return 0; 1204 } 1205 1206 static int 1207 eap_halt_output(void *addr) 1208 { 1209 struct eap_instance *ei; 1210 struct eap_softc *sc; 1211 uint32_t icsc; 1212 1213 DPRINTF(("eap: eap_halt_output\n")); 1214 ei = addr; 1215 sc = device_private(ei->parent); 1216 icsc = EREAD4(sc, EAP_ICSC); 1217 EWRITE4(sc, EAP_ICSC, icsc & ~(EAP_DAC_EN(ei->index))); 1218 ei->ei_pintr = 0; 1219 #ifdef DIAGNOSTIC 1220 ei->ei_prun = 0; 1221 #endif 1222 1223 return 0; 1224 } 1225 1226 static int 1227 eap_halt_input(void *addr) 1228 { 1229 struct eap_instance *ei; 1230 struct eap_softc *sc; 1231 uint32_t icsc; 1232 1233 #define EAP_USE_FMDAC_ALSO 1234 DPRINTF(("eap: eap_halt_input\n")); 1235 ei = addr; 1236 sc = device_private(ei->parent); 1237 icsc = EREAD4(sc, EAP_ICSC); 1238 EWRITE4(sc, EAP_ICSC, icsc & ~EAP_ADC_EN); 1239 sc->sc_rintr = 0; 1240 #ifdef DIAGNOSTIC 1241 sc->sc_rrun = 0; 1242 #endif 1243 1244 return 0; 1245 } 1246 1247 static int 1248 eap_getdev(void *addr, struct audio_device *retp) 1249 { 1250 1251 *retp = eap_device; 1252 return 0; 1253 } 1254 1255 static int 1256 eap1371_mixer_set_port(void *addr, mixer_ctrl_t *cp) 1257 { 1258 struct eap_instance *ei; 1259 struct eap_softc *sc; 1260 1261 ei = addr; 1262 sc = device_private(ei->parent); 1263 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 1264 } 1265 1266 static int 1267 eap1371_mixer_get_port(void *addr, mixer_ctrl_t *cp) 1268 { 1269 struct eap_instance *ei; 1270 struct eap_softc *sc; 1271 1272 ei = addr; 1273 sc = device_private(ei->parent); 1274 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 1275 } 1276 1277 static int 1278 eap1371_query_devinfo(void *addr, mixer_devinfo_t *dip) 1279 { 1280 struct eap_instance *ei; 1281 struct eap_softc *sc; 1282 1283 ei = addr; 1284 sc = device_private(ei->parent); 1285 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 1286 } 1287 1288 static void 1289 eap1370_set_mixer(struct eap_softc *sc, int a, int d) 1290 { 1291 eap1370_write_codec(sc, a, d); 1292 1293 sc->sc_port[a] = d; 1294 DPRINTFN(1, ("eap1370_mixer_set_port port 0x%02x = 0x%02x\n", a, d)); 1295 } 1296 1297 static int 1298 eap1370_mixer_set_port(void *addr, mixer_ctrl_t *cp) 1299 { 1300 struct eap_instance *ei; 1301 struct eap_softc *sc; 1302 int lval, rval, l, r, la, ra; 1303 int l1, r1, l2, r2, m, o1, o2; 1304 1305 ei = addr; 1306 sc = device_private(ei->parent); 1307 if (cp->dev == EAP_RECORD_SOURCE) { 1308 if (cp->type != AUDIO_MIXER_SET) 1309 return EINVAL; 1310 m = sc->sc_record_source = cp->un.mask; 1311 l1 = l2 = r1 = r2 = 0; 1312 if (m & (1 << EAP_VOICE_VOL)) 1313 l2 |= AK_M_VOICE, r2 |= AK_M_VOICE; 1314 if (m & (1 << EAP_FM_VOL)) 1315 l1 |= AK_M_FM_L, r1 |= AK_M_FM_R; 1316 if (m & (1 << EAP_CD_VOL)) 1317 l1 |= AK_M_CD_L, r1 |= AK_M_CD_R; 1318 if (m & (1 << EAP_LINE_VOL)) 1319 l1 |= AK_M_LINE_L, r1 |= AK_M_LINE_R; 1320 if (m & (1 << EAP_AUX_VOL)) 1321 l2 |= AK_M2_AUX_L, r2 |= AK_M2_AUX_R; 1322 if (m & (1 << EAP_MIC_VOL)) 1323 l2 |= AK_M_TMIC, r2 |= AK_M_TMIC; 1324 eap1370_set_mixer(sc, AK_IN_MIXER1_L, l1); 1325 eap1370_set_mixer(sc, AK_IN_MIXER1_R, r1); 1326 eap1370_set_mixer(sc, AK_IN_MIXER2_L, l2); 1327 eap1370_set_mixer(sc, AK_IN_MIXER2_R, r2); 1328 return 0; 1329 } 1330 if (cp->dev == EAP_INPUT_SOURCE) { 1331 if (cp->type != AUDIO_MIXER_SET) 1332 return EINVAL; 1333 m = sc->sc_input_source = cp->un.mask; 1334 o1 = o2 = 0; 1335 if (m & (1 << EAP_VOICE_VOL)) 1336 o2 |= AK_M_VOICE_L | AK_M_VOICE_R; 1337 if (m & (1 << EAP_FM_VOL)) 1338 o1 |= AK_M_FM_L | AK_M_FM_R; 1339 if (m & (1 << EAP_CD_VOL)) 1340 o1 |= AK_M_CD_L | AK_M_CD_R; 1341 if (m & (1 << EAP_LINE_VOL)) 1342 o1 |= AK_M_LINE_L | AK_M_LINE_R; 1343 if (m & (1 << EAP_AUX_VOL)) 1344 o2 |= AK_M_AUX_L | AK_M_AUX_R; 1345 if (m & (1 << EAP_MIC_VOL)) 1346 o1 |= AK_M_MIC; 1347 eap1370_set_mixer(sc, AK_OUT_MIXER1, o1); 1348 eap1370_set_mixer(sc, AK_OUT_MIXER2, o2); 1349 return 0; 1350 } 1351 if (cp->dev == EAP_MIC_PREAMP) { 1352 if (cp->type != AUDIO_MIXER_ENUM) 1353 return EINVAL; 1354 if (cp->un.ord != 0 && cp->un.ord != 1) 1355 return EINVAL; 1356 sc->sc_mic_preamp = cp->un.ord; 1357 eap1370_set_mixer(sc, AK_MGAIN, cp->un.ord); 1358 return 0; 1359 } 1360 if (cp->type != AUDIO_MIXER_VALUE) 1361 return EINVAL; 1362 if (cp->un.value.num_channels == 1) 1363 lval = rval = cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]; 1364 else if (cp->un.value.num_channels == 2) { 1365 lval = cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 1366 rval = cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; 1367 } else 1368 return EINVAL; 1369 ra = -1; 1370 switch (cp->dev) { 1371 case EAP_MASTER_VOL: 1372 l = VOL_TO_ATT5(lval); 1373 r = VOL_TO_ATT5(rval); 1374 la = AK_MASTER_L; 1375 ra = AK_MASTER_R; 1376 break; 1377 case EAP_MIC_VOL: 1378 if (cp->un.value.num_channels != 1) 1379 return EINVAL; 1380 la = AK_MIC; 1381 goto lr; 1382 case EAP_VOICE_VOL: 1383 la = AK_VOICE_L; 1384 ra = AK_VOICE_R; 1385 goto lr; 1386 case EAP_FM_VOL: 1387 la = AK_FM_L; 1388 ra = AK_FM_R; 1389 goto lr; 1390 case EAP_CD_VOL: 1391 la = AK_CD_L; 1392 ra = AK_CD_R; 1393 goto lr; 1394 case EAP_LINE_VOL: 1395 la = AK_LINE_L; 1396 ra = AK_LINE_R; 1397 goto lr; 1398 case EAP_AUX_VOL: 1399 la = AK_AUX_L; 1400 ra = AK_AUX_R; 1401 lr: 1402 l = VOL_TO_GAIN5(lval); 1403 r = VOL_TO_GAIN5(rval); 1404 break; 1405 default: 1406 return EINVAL; 1407 } 1408 eap1370_set_mixer(sc, la, l); 1409 if (ra >= 0) { 1410 eap1370_set_mixer(sc, ra, r); 1411 } 1412 return 0; 1413 } 1414 1415 static int 1416 eap1370_mixer_get_port(void *addr, mixer_ctrl_t *cp) 1417 { 1418 struct eap_instance *ei; 1419 struct eap_softc *sc; 1420 int la, ra, l, r; 1421 1422 ei = addr; 1423 sc = device_private(ei->parent); 1424 switch (cp->dev) { 1425 case EAP_RECORD_SOURCE: 1426 if (cp->type != AUDIO_MIXER_SET) 1427 return EINVAL; 1428 cp->un.mask = sc->sc_record_source; 1429 return 0; 1430 case EAP_INPUT_SOURCE: 1431 if (cp->type != AUDIO_MIXER_SET) 1432 return EINVAL; 1433 cp->un.mask = sc->sc_input_source; 1434 return 0; 1435 case EAP_MIC_PREAMP: 1436 if (cp->type != AUDIO_MIXER_ENUM) 1437 return EINVAL; 1438 cp->un.ord = sc->sc_mic_preamp; 1439 return 0; 1440 case EAP_MASTER_VOL: 1441 l = ATT5_TO_VOL(sc->sc_port[AK_MASTER_L]); 1442 r = ATT5_TO_VOL(sc->sc_port[AK_MASTER_R]); 1443 break; 1444 case EAP_MIC_VOL: 1445 if (cp->un.value.num_channels != 1) 1446 return EINVAL; 1447 la = ra = AK_MIC; 1448 goto lr; 1449 case EAP_VOICE_VOL: 1450 la = AK_VOICE_L; 1451 ra = AK_VOICE_R; 1452 goto lr; 1453 case EAP_FM_VOL: 1454 la = AK_FM_L; 1455 ra = AK_FM_R; 1456 goto lr; 1457 case EAP_CD_VOL: 1458 la = AK_CD_L; 1459 ra = AK_CD_R; 1460 goto lr; 1461 case EAP_LINE_VOL: 1462 la = AK_LINE_L; 1463 ra = AK_LINE_R; 1464 goto lr; 1465 case EAP_AUX_VOL: 1466 la = AK_AUX_L; 1467 ra = AK_AUX_R; 1468 lr: 1469 l = GAIN5_TO_VOL(sc->sc_port[la]); 1470 r = GAIN5_TO_VOL(sc->sc_port[ra]); 1471 break; 1472 default: 1473 return EINVAL; 1474 } 1475 if (cp->un.value.num_channels == 1) 1476 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = (l+r) / 2; 1477 else if (cp->un.value.num_channels == 2) { 1478 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l; 1479 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r; 1480 } else 1481 return EINVAL; 1482 return 0; 1483 } 1484 1485 static int 1486 eap1370_query_devinfo(void *addr, mixer_devinfo_t *dip) 1487 { 1488 1489 switch (dip->index) { 1490 case EAP_MASTER_VOL: 1491 dip->type = AUDIO_MIXER_VALUE; 1492 dip->mixer_class = EAP_OUTPUT_CLASS; 1493 dip->prev = dip->next = AUDIO_MIXER_LAST; 1494 strcpy(dip->label.name, AudioNmaster); 1495 dip->un.v.num_channels = 2; 1496 dip->un.v.delta = 8; 1497 strcpy(dip->un.v.units.name, AudioNvolume); 1498 return 0; 1499 case EAP_VOICE_VOL: 1500 dip->type = AUDIO_MIXER_VALUE; 1501 dip->mixer_class = EAP_INPUT_CLASS; 1502 dip->prev = AUDIO_MIXER_LAST; 1503 dip->next = AUDIO_MIXER_LAST; 1504 strcpy(dip->label.name, AudioNdac); 1505 dip->un.v.num_channels = 2; 1506 dip->un.v.delta = 8; 1507 strcpy(dip->un.v.units.name, AudioNvolume); 1508 return 0; 1509 case EAP_FM_VOL: 1510 dip->type = AUDIO_MIXER_VALUE; 1511 dip->mixer_class = EAP_INPUT_CLASS; 1512 dip->prev = AUDIO_MIXER_LAST; 1513 dip->next = AUDIO_MIXER_LAST; 1514 strcpy(dip->label.name, AudioNfmsynth); 1515 dip->un.v.num_channels = 2; 1516 dip->un.v.delta = 8; 1517 strcpy(dip->un.v.units.name, AudioNvolume); 1518 return 0; 1519 case EAP_CD_VOL: 1520 dip->type = AUDIO_MIXER_VALUE; 1521 dip->mixer_class = EAP_INPUT_CLASS; 1522 dip->prev = AUDIO_MIXER_LAST; 1523 dip->next = AUDIO_MIXER_LAST; 1524 strcpy(dip->label.name, AudioNcd); 1525 dip->un.v.num_channels = 2; 1526 dip->un.v.delta = 8; 1527 strcpy(dip->un.v.units.name, AudioNvolume); 1528 return 0; 1529 case EAP_LINE_VOL: 1530 dip->type = AUDIO_MIXER_VALUE; 1531 dip->mixer_class = EAP_INPUT_CLASS; 1532 dip->prev = AUDIO_MIXER_LAST; 1533 dip->next = AUDIO_MIXER_LAST; 1534 strcpy(dip->label.name, AudioNline); 1535 dip->un.v.num_channels = 2; 1536 dip->un.v.delta = 8; 1537 strcpy(dip->un.v.units.name, AudioNvolume); 1538 return 0; 1539 case EAP_AUX_VOL: 1540 dip->type = AUDIO_MIXER_VALUE; 1541 dip->mixer_class = EAP_INPUT_CLASS; 1542 dip->prev = AUDIO_MIXER_LAST; 1543 dip->next = AUDIO_MIXER_LAST; 1544 strcpy(dip->label.name, AudioNaux); 1545 dip->un.v.num_channels = 2; 1546 dip->un.v.delta = 8; 1547 strcpy(dip->un.v.units.name, AudioNvolume); 1548 return 0; 1549 case EAP_MIC_VOL: 1550 dip->type = AUDIO_MIXER_VALUE; 1551 dip->mixer_class = EAP_INPUT_CLASS; 1552 dip->prev = AUDIO_MIXER_LAST; 1553 dip->next = EAP_MIC_PREAMP; 1554 strcpy(dip->label.name, AudioNmicrophone); 1555 dip->un.v.num_channels = 1; 1556 dip->un.v.delta = 8; 1557 strcpy(dip->un.v.units.name, AudioNvolume); 1558 return 0; 1559 case EAP_RECORD_SOURCE: 1560 dip->mixer_class = EAP_RECORD_CLASS; 1561 dip->prev = dip->next = AUDIO_MIXER_LAST; 1562 strcpy(dip->label.name, AudioNsource); 1563 dip->type = AUDIO_MIXER_SET; 1564 dip->un.s.num_mem = 6; 1565 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 1566 dip->un.s.member[0].mask = 1 << EAP_MIC_VOL; 1567 strcpy(dip->un.s.member[1].label.name, AudioNcd); 1568 dip->un.s.member[1].mask = 1 << EAP_CD_VOL; 1569 strcpy(dip->un.s.member[2].label.name, AudioNline); 1570 dip->un.s.member[2].mask = 1 << EAP_LINE_VOL; 1571 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 1572 dip->un.s.member[3].mask = 1 << EAP_FM_VOL; 1573 strcpy(dip->un.s.member[4].label.name, AudioNaux); 1574 dip->un.s.member[4].mask = 1 << EAP_AUX_VOL; 1575 strcpy(dip->un.s.member[5].label.name, AudioNdac); 1576 dip->un.s.member[5].mask = 1 << EAP_VOICE_VOL; 1577 return 0; 1578 case EAP_INPUT_SOURCE: 1579 dip->mixer_class = EAP_INPUT_CLASS; 1580 dip->prev = dip->next = AUDIO_MIXER_LAST; 1581 strcpy(dip->label.name, AudioNsource); 1582 dip->type = AUDIO_MIXER_SET; 1583 dip->un.s.num_mem = 6; 1584 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 1585 dip->un.s.member[0].mask = 1 << EAP_MIC_VOL; 1586 strcpy(dip->un.s.member[1].label.name, AudioNcd); 1587 dip->un.s.member[1].mask = 1 << EAP_CD_VOL; 1588 strcpy(dip->un.s.member[2].label.name, AudioNline); 1589 dip->un.s.member[2].mask = 1 << EAP_LINE_VOL; 1590 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 1591 dip->un.s.member[3].mask = 1 << EAP_FM_VOL; 1592 strcpy(dip->un.s.member[4].label.name, AudioNaux); 1593 dip->un.s.member[4].mask = 1 << EAP_AUX_VOL; 1594 strcpy(dip->un.s.member[5].label.name, AudioNdac); 1595 dip->un.s.member[5].mask = 1 << EAP_VOICE_VOL; 1596 return 0; 1597 case EAP_MIC_PREAMP: 1598 dip->type = AUDIO_MIXER_ENUM; 1599 dip->mixer_class = EAP_INPUT_CLASS; 1600 dip->prev = EAP_MIC_VOL; 1601 dip->next = AUDIO_MIXER_LAST; 1602 strcpy(dip->label.name, AudioNpreamp); 1603 dip->un.e.num_mem = 2; 1604 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1605 dip->un.e.member[0].ord = 0; 1606 strcpy(dip->un.e.member[1].label.name, AudioNon); 1607 dip->un.e.member[1].ord = 1; 1608 return 0; 1609 case EAP_OUTPUT_CLASS: 1610 dip->type = AUDIO_MIXER_CLASS; 1611 dip->mixer_class = EAP_OUTPUT_CLASS; 1612 dip->next = dip->prev = AUDIO_MIXER_LAST; 1613 strcpy(dip->label.name, AudioCoutputs); 1614 return 0; 1615 case EAP_RECORD_CLASS: 1616 dip->type = AUDIO_MIXER_CLASS; 1617 dip->mixer_class = EAP_RECORD_CLASS; 1618 dip->next = dip->prev = AUDIO_MIXER_LAST; 1619 strcpy(dip->label.name, AudioCrecord); 1620 return 0; 1621 case EAP_INPUT_CLASS: 1622 dip->type = AUDIO_MIXER_CLASS; 1623 dip->mixer_class = EAP_INPUT_CLASS; 1624 dip->next = dip->prev = AUDIO_MIXER_LAST; 1625 strcpy(dip->label.name, AudioCinputs); 1626 return 0; 1627 } 1628 return ENXIO; 1629 } 1630 1631 static void * 1632 eap_malloc(void *addr, int direction, size_t size) 1633 { 1634 struct eap_instance *ei; 1635 struct eap_softc *sc; 1636 struct eap_dma *p; 1637 int error; 1638 1639 p = kmem_alloc(sizeof(*p), KM_SLEEP); 1640 ei = addr; 1641 sc = device_private(ei->parent); 1642 error = eap_allocmem(sc, size, 16, p); 1643 if (error) { 1644 kmem_free(p, sizeof(*p)); 1645 return NULL; 1646 } 1647 p->next = sc->sc_dmas; 1648 sc->sc_dmas = p; 1649 return KERNADDR(p); 1650 } 1651 1652 static void 1653 eap_free(void *addr, void *ptr, size_t size) 1654 { 1655 struct eap_instance *ei; 1656 struct eap_softc *sc; 1657 struct eap_dma **pp, *p; 1658 1659 ei = addr; 1660 sc = device_private(ei->parent); 1661 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) { 1662 if (KERNADDR(p) == ptr) { 1663 eap_freemem(sc, p); 1664 *pp = p->next; 1665 kmem_free(p, sizeof(*p)); 1666 return; 1667 } 1668 } 1669 } 1670 1671 static int 1672 eap_get_props(void *addr) 1673 { 1674 struct eap_instance *ei; 1675 struct eap_softc *sc; 1676 int prop; 1677 1678 ei = addr; 1679 sc = device_private(ei->parent); 1680 prop = AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE | 1681 AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 1682 /* The es1370 only has one clock, so it's not independent */ 1683 if (!sc->sc_1371 && ei->index == EAP_DAC2) 1684 prop &= ~AUDIO_PROP_INDEPENDENT; 1685 1686 return prop; 1687 } 1688 1689 static void 1690 eap_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 1691 { 1692 struct eap_instance *ei; 1693 struct eap_softc *sc; 1694 1695 ei = addr; 1696 sc = device_private(ei->parent); 1697 *intr = &sc->sc_intr_lock; 1698 *thread = &sc->sc_lock; 1699 } 1700 1701 #if NMIDI > 0 1702 static int 1703 eap_midi_open(void *addr, int flags, 1704 void (*iintr)(void *, int), 1705 void (*ointr)(void *), 1706 void *arg) 1707 { 1708 struct eap_softc *sc; 1709 uint8_t uctrl; 1710 1711 sc = addr; 1712 sc->sc_arg = arg; 1713 1714 EWRITE4(sc, EAP_ICSC, EREAD4(sc, EAP_ICSC) | EAP_UART_EN); 1715 uctrl = 0; 1716 if (flags & FREAD) { 1717 uctrl |= EAP_UC_RXINTEN; 1718 sc->sc_iintr = iintr; 1719 } 1720 if (flags & FWRITE) 1721 sc->sc_ointr = ointr; 1722 EWRITE1(sc, EAP_UART_CONTROL, uctrl); 1723 1724 return 0; 1725 } 1726 1727 static void 1728 eap_midi_close(void *addr) 1729 { 1730 struct eap_softc *sc; 1731 1732 sc = addr; 1733 /* give uart a chance to drain */ 1734 (void)kpause("eapclm", false, hz/10, &sc->sc_intr_lock); 1735 EWRITE1(sc, EAP_UART_CONTROL, 0); 1736 EWRITE4(sc, EAP_ICSC, EREAD4(sc, EAP_ICSC) & ~EAP_UART_EN); 1737 1738 sc->sc_iintr = 0; 1739 sc->sc_ointr = 0; 1740 } 1741 1742 static int 1743 eap_midi_output(void *addr, int d) 1744 { 1745 struct eap_softc *sc; 1746 uint8_t uctrl; 1747 1748 sc = addr; 1749 EWRITE1(sc, EAP_UART_DATA, d); 1750 1751 uctrl = EAP_UC_TXINTEN; 1752 if (sc->sc_iintr) 1753 uctrl |= EAP_UC_RXINTEN; 1754 /* 1755 * This is a write-only register, so we have to remember the right 1756 * value of RXINTEN as well as setting TXINTEN. But if we are open 1757 * for reading, it will always be correct to set RXINTEN here; only 1758 * during service of a receive interrupt could it be momentarily 1759 * toggled off, and whether we got here from the top half or from 1760 * an interrupt, that won't be the current state. 1761 */ 1762 EWRITE1(sc, EAP_UART_CONTROL, uctrl); 1763 return 0; 1764 } 1765 1766 static void 1767 eap_midi_getinfo(void *addr, struct midi_info *mi) 1768 { 1769 mi->name = "AudioPCI MIDI UART"; 1770 mi->props = MIDI_PROP_CAN_INPUT | MIDI_PROP_OUT_INTR; 1771 } 1772 1773 static void 1774 eap_uart_txrdy(struct eap_softc *sc) 1775 { 1776 uint8_t uctrl; 1777 uctrl = 0; 1778 if (sc->sc_iintr) 1779 uctrl = EAP_UC_RXINTEN; 1780 EWRITE1(sc, EAP_UART_CONTROL, uctrl); 1781 sc->sc_ointr(sc->sc_arg); 1782 } 1783 1784 #endif 1785
Indexes created Sun Sep 21 15:09:59 GMT 2025