1 /* $NetBSD: eap.c,v 1.102 2019/07/25 15:06:07 msaitoh 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@NetBSD.org>, Charles M. Hannum, 10 * Antti Kantee <pooka@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@araneus.fi> 36 * Testing: Chuck Cranor <chuck@maria.wustl.edu> 37 * Phil Nelson <phil@cs.wwu.edu> 38 * 39 * ES1371/AC97: Ezra Story <ezy@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 1.102 2019/07/25 15:06:07 msaitoh 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 = 2, 222 .frequency = { 4000, 48000 }, 223 }, 224 }; 225 #define EAP_NFORMATS __arraycount(eap_formats) 226 227 static int 228 eap_match(device_t parent, cfdata_t match, void *aux) 229 { 230 struct pci_attach_args *pa; 231 232 pa = (struct pci_attach_args *)aux; 233 switch (PCI_VENDOR(pa->pa_id)) { 234 case PCI_VENDOR_CREATIVELABS: 235 switch (PCI_PRODUCT(pa->pa_id)) { 236 case PCI_PRODUCT_CREATIVELABS_EV1938: 237 return 1; 238 } 239 break; 240 case PCI_VENDOR_ENSONIQ: 241 switch (PCI_PRODUCT(pa->pa_id)) { 242 case PCI_PRODUCT_ENSONIQ_AUDIOPCI: 243 case PCI_PRODUCT_ENSONIQ_AUDIOPCI97: 244 case PCI_PRODUCT_ENSONIQ_CT5880: 245 return 1; 246 } 247 break; 248 } 249 250 return 0; 251 } 252 253 static void 254 eap1370_write_codec(struct eap_softc *sc, int a, int d) 255 { 256 int icss, to; 257 258 to = EAP_WRITE_TIMEOUT; 259 do { 260 icss = EREAD4(sc, EAP_ICSS); 261 DPRINTFN(5,("eap: codec %d prog: icss=0x%08x\n", a, icss)); 262 if (!to--) { 263 printf("eap: timeout writing to codec\n"); 264 return; 265 } 266 } while(icss & EAP_CWRIP); /* XXX could use CSTAT here */ 267 EWRITE4(sc, EAP_CODEC, EAP_SET_CODEC(a, d)); 268 } 269 270 /* 271 * Reading and writing the CODEC is very convoluted. This mimics the 272 * FreeBSD and Linux drivers. 273 */ 274 275 static inline void 276 eap1371_ready_codec(struct eap_softc *sc, uint8_t a, uint32_t wd) 277 { 278 int to; 279 uint32_t src, t; 280 281 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) { 282 if (!(EREAD4(sc, E1371_CODEC) & E1371_CODEC_WIP)) 283 break; 284 delay(1); 285 } 286 if (to >= EAP_WRITE_TIMEOUT) 287 aprint_error_dev(sc->sc_dev, 288 "eap1371_ready_codec timeout 1\n"); 289 290 mutex_spin_enter(&sc->sc_intr_lock); 291 src = eap1371_src_wait(sc) & E1371_SRC_CTLMASK; 292 EWRITE4(sc, E1371_SRC, src | E1371_SRC_STATE_OK); 293 294 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 295 t = EREAD4(sc, E1371_SRC); 296 if ((t & E1371_SRC_STATE_MASK) == 0) 297 break; 298 delay(1); 299 } 300 if (to >= EAP_READ_TIMEOUT) 301 aprint_error_dev(sc->sc_dev, 302 "eap1371_ready_codec timeout 2\n"); 303 304 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 305 t = EREAD4(sc, E1371_SRC); 306 if ((t & E1371_SRC_STATE_MASK) == E1371_SRC_STATE_OK) 307 break; 308 delay(1); 309 } 310 if (to >= EAP_READ_TIMEOUT) 311 aprint_error_dev(sc->sc_dev, 312 "eap1371_ready_codec timeout 3\n"); 313 314 EWRITE4(sc, E1371_CODEC, wd); 315 316 eap1371_src_wait(sc); 317 EWRITE4(sc, E1371_SRC, src); 318 319 mutex_spin_exit(&sc->sc_intr_lock); 320 } 321 322 static int 323 eap1371_read_codec(void *sc_, uint8_t a, uint16_t *d) 324 { 325 struct eap_softc *sc; 326 int to; 327 uint32_t t; 328 329 sc = sc_; 330 eap1371_ready_codec(sc, a, E1371_SET_CODEC(a, 0) | E1371_CODEC_READ); 331 332 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) { 333 if (!(EREAD4(sc, E1371_CODEC) & E1371_CODEC_WIP)) 334 break; 335 } 336 if (to > EAP_WRITE_TIMEOUT) 337 aprint_error_dev(sc->sc_dev, 338 "eap1371_read_codec timeout 1\n"); 339 340 for (to = 0; to < EAP_WRITE_TIMEOUT; to++) { 341 t = EREAD4(sc, E1371_CODEC); 342 if (t & E1371_CODEC_VALID) 343 break; 344 } 345 if (to > EAP_WRITE_TIMEOUT) 346 aprint_error_dev(sc->sc_dev, "eap1371_read_codec timeout 2\n"); 347 348 *d = (uint16_t)t; 349 350 DPRINTFN(10, ("eap1371: reading codec (%x) = %x\n", a, *d)); 351 352 return 0; 353 } 354 355 static int 356 eap1371_write_codec(void *sc_, uint8_t a, uint16_t d) 357 { 358 struct eap_softc *sc; 359 360 sc = sc_; 361 eap1371_ready_codec(sc, a, E1371_SET_CODEC(a, d)); 362 363 DPRINTFN(10, ("eap1371: writing codec %x --> %x\n", d, a)); 364 365 return 0; 366 } 367 368 static uint32_t 369 eap1371_src_wait(struct eap_softc *sc) 370 { 371 int to; 372 u_int32_t src; 373 374 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 375 src = EREAD4(sc, E1371_SRC); 376 if (!(src & E1371_SRC_RBUSY)) 377 return src; 378 delay(1); 379 } 380 aprint_error_dev(sc->sc_dev, "eap1371_src_wait timeout\n"); 381 return src; 382 } 383 384 static int 385 eap1371_src_read(struct eap_softc *sc, u_int a) 386 { 387 int to; 388 uint32_t src, t; 389 390 src = eap1371_src_wait(sc) & E1371_SRC_CTLMASK; 391 src |= E1371_SRC_ADDR(a); 392 EWRITE4(sc, E1371_SRC, src | E1371_SRC_STATE_OK); 393 394 t = eap1371_src_wait(sc); 395 if ((t & E1371_SRC_STATE_MASK) != E1371_SRC_STATE_OK) { 396 for (to = 0; to < EAP_READ_TIMEOUT; to++) { 397 t = EREAD4(sc, E1371_SRC); 398 if ((t & E1371_SRC_STATE_MASK) == E1371_SRC_STATE_OK) 399 break; 400 delay(1); 401 } 402 } 403 404 EWRITE4(sc, E1371_SRC, src); 405 406 return t & E1371_SRC_DATAMASK; 407 } 408 409 static void 410 eap1371_src_write(struct eap_softc *sc, u_int a, int d) 411 { 412 uint32_t r; 413 414 r = eap1371_src_wait(sc) & E1371_SRC_CTLMASK; 415 r |= E1371_SRC_RAMWE | E1371_SRC_ADDR(a) | E1371_SRC_DATA(d); 416 EWRITE4(sc, E1371_SRC, r); 417 } 418 419 static void 420 eap1371_set_adc_rate(struct eap_softc *sc, int rate) 421 { 422 int freq, n, truncm; 423 int out; 424 425 /* Whatever, it works, so I'll leave it :) */ 426 427 if (rate > 48000) 428 rate = 48000; 429 if (rate < 4000) 430 rate = 4000; 431 n = rate / 3000; 432 if ((1 << n) & SRC_MAGIC) 433 n--; 434 truncm = ((21 * n) - 1) | 1; 435 freq = ((48000 << 15) / rate) * n; 436 if (rate >= 24000) { 437 if (truncm > 239) 438 truncm = 239; 439 out = ESRC_SET_TRUNC((239 - truncm) / 2); 440 } else { 441 if (truncm > 119) 442 truncm = 119; 443 out = ESRC_SMF | ESRC_SET_TRUNC((119 - truncm) / 2); 444 } 445 out |= ESRC_SET_N(n); 446 mutex_spin_enter(&sc->sc_intr_lock); 447 eap1371_src_write(sc, ESRC_ADC+ESRC_TRUNC_N, out); 448 449 out = eap1371_src_read(sc, ESRC_ADC+ESRC_IREGS) & 0xff; 450 eap1371_src_write(sc, ESRC_ADC+ESRC_IREGS, out | 451 ESRC_SET_VFI(freq >> 15)); 452 eap1371_src_write(sc, ESRC_ADC+ESRC_VFF, freq & 0x7fff); 453 eap1371_src_write(sc, ESRC_ADC_VOLL, ESRC_SET_ADC_VOL(n)); 454 eap1371_src_write(sc, ESRC_ADC_VOLR, ESRC_SET_ADC_VOL(n)); 455 mutex_spin_exit(&sc->sc_intr_lock); 456 } 457 458 static void 459 eap1371_set_dac_rate(struct eap_instance *ei, int rate) 460 { 461 struct eap_softc *sc; 462 int dac; 463 int freq, r; 464 465 DPRINTFN(2, ("eap1371_set_dac_date: set rate for %d\n", ei->index)); 466 sc = device_private(ei->parent); 467 dac = ei->index == EAP_DAC1 ? ESRC_DAC1 : ESRC_DAC2; 468 469 /* Whatever, it works, so I'll leave it :) */ 470 471 if (rate > 48000) 472 rate = 48000; 473 if (rate < 4000) 474 rate = 4000; 475 freq = ((rate << 15) + 1500) / 3000; 476 477 mutex_spin_enter(&sc->sc_intr_lock); 478 eap1371_src_wait(sc); 479 r = EREAD4(sc, E1371_SRC) & (E1371_SRC_DISABLE | 480 E1371_SRC_DISP2 | E1371_SRC_DISP1 | E1371_SRC_DISREC); 481 r |= ei->index == EAP_DAC1 ? E1371_SRC_DISP1 : E1371_SRC_DISP2; 482 EWRITE4(sc, E1371_SRC, r); 483 r = eap1371_src_read(sc, dac + ESRC_IREGS) & 0x00ff; 484 eap1371_src_write(sc, dac + ESRC_IREGS, r | ((freq >> 5) & 0xfc00)); 485 eap1371_src_write(sc, dac + ESRC_VFF, freq & 0x7fff); 486 r = EREAD4(sc, E1371_SRC) & (E1371_SRC_DISABLE | 487 E1371_SRC_DISP2 | E1371_SRC_DISP1 | E1371_SRC_DISREC); 488 r &= ~(ei->index == EAP_DAC1 ? E1371_SRC_DISP1 : E1371_SRC_DISP2); 489 EWRITE4(sc, E1371_SRC, r); 490 mutex_spin_exit(&sc->sc_intr_lock); 491 } 492 493 static void 494 eap_attach(device_t parent, device_t self, void *aux) 495 { 496 struct eap_softc *sc; 497 struct pci_attach_args *pa; 498 pci_chipset_tag_t pc; 499 const struct audio_hw_if *eap_hw_if; 500 char const *intrstr; 501 pci_intr_handle_t ih; 502 pcireg_t csr; 503 char devinfo[256]; 504 mixer_ctrl_t ctl; 505 int i; 506 int revision, ct5880; 507 const char *revstr; 508 #if NJOY_EAP > 0 509 struct eap_gameport_args gpargs; 510 #endif 511 char intrbuf[PCI_INTRSTR_LEN]; 512 513 sc = device_private(self); 514 sc->sc_dev = self; 515 pa = (struct pci_attach_args *)aux; 516 pc = pa->pa_pc; 517 revstr = ""; 518 aprint_naive(": Audio controller\n"); 519 520 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); 521 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); 522 523 /* Stash this away for detach */ 524 sc->sc_pc = pc; 525 526 /* Flag if we're "creative" */ 527 sc->sc_1371 = !(PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ENSONIQ && 528 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ENSONIQ_AUDIOPCI); 529 530 /* 531 * The vendor and product ID's are quite "interesting". Just 532 * trust the following and be happy. 533 */ 534 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 535 revision = PCI_REVISION(pa->pa_class); 536 ct5880 = 0; 537 if (sc->sc_1371) { 538 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ENSONIQ && 539 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ENSONIQ_CT5880) { 540 ct5880 = 1; 541 switch (revision) { 542 case EAP_CT5880_C: revstr = "CT5880-C "; break; 543 case EAP_CT5880_D: revstr = "CT5880-D "; break; 544 case EAP_CT5880_E: revstr = "CT5880-E "; break; 545 } 546 } else { 547 switch (revision) { 548 case EAP_EV1938_A: revstr = "EV1938-A "; break; 549 case EAP_ES1373_A: revstr = "ES1373-A "; break; 550 case EAP_ES1373_B: revstr = "ES1373-B "; break; 551 case EAP_CT5880_A: revstr = "CT5880-A "; ct5880=1;break; 552 case EAP_ES1373_8: revstr = "ES1373-8" ; ct5880=1;break; 553 case EAP_ES1371_B: revstr = "ES1371-B "; break; 554 } 555 } 556 } 557 aprint_normal(": %s %s(rev. 0x%02x)\n", devinfo, revstr, revision); 558 559 /* Map I/O register */ 560 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 561 &sc->iot, &sc->ioh, NULL, &sc->iosz)) { 562 aprint_error_dev(sc->sc_dev, "can't map i/o space\n"); 563 return; 564 } 565 566 sc->sc_dmatag = pa->pa_dmat; 567 568 /* Enable the device. */ 569 csr = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 570 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 571 csr | PCI_COMMAND_MASTER_ENABLE); 572 573 /* Map and establish the interrupt. */ 574 if (pci_intr_map(pa, &ih)) { 575 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n"); 576 return; 577 } 578 intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf)); 579 sc->sc_ih = pci_intr_establish_xname(pc, ih, IPL_AUDIO, eap_intr, sc, 580 device_xname(self)); 581 if (sc->sc_ih == NULL) { 582 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt"); 583 if (intrstr != NULL) 584 aprint_error(" at %s", intrstr); 585 aprint_error("\n"); 586 return; 587 } 588 aprint_normal_dev(self, "interrupting at %s\n", intrstr); 589 590 sc->sc_ei[EAP_I1].parent = self; 591 sc->sc_ei[EAP_I1].index = EAP_DAC2; 592 sc->sc_ei[EAP_I2].parent = self; 593 sc->sc_ei[EAP_I2].index = EAP_DAC1; 594 595 if (!sc->sc_1371) { 596 /* Enable interrupts and looping mode. */ 597 /* enable the parts we need */ 598 EWRITE4(sc, EAP_SIC, EAP_P2_INTR_EN | EAP_R1_INTR_EN); 599 EWRITE4(sc, EAP_ICSC, EAP_CDC_EN); 600 601 /* reset codec */ 602 /* normal operation */ 603 /* select codec clocks */ 604 eap1370_write_codec(sc, AK_RESET, AK_PD); 605 eap1370_write_codec(sc, AK_RESET, AK_PD | AK_NRST); 606 eap1370_write_codec(sc, AK_CS, 0x0); 607 608 eap_hw_if = &eap1370_hw_if; 609 610 /* Enable all relevant mixer switches. */ 611 ctl.dev = EAP_INPUT_SOURCE; 612 ctl.type = AUDIO_MIXER_SET; 613 ctl.un.mask = 1 << EAP_VOICE_VOL | 1 << EAP_FM_VOL | 614 1 << EAP_CD_VOL | 1 << EAP_LINE_VOL | 615 1 << EAP_AUX_VOL | 1 << EAP_MIC_VOL; 616 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 617 618 ctl.type = AUDIO_MIXER_VALUE; 619 ctl.un.value.num_channels = 1; 620 for (ctl.dev = EAP_MASTER_VOL; ctl.dev < EAP_MIC_VOL; 621 ctl.dev++) { 622 ctl.un.value.level[AUDIO_MIXER_LEVEL_MONO] = VOL_0DB; 623 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 624 } 625 ctl.un.value.level[AUDIO_MIXER_LEVEL_MONO] = 0; 626 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 627 ctl.dev = EAP_MIC_PREAMP; 628 ctl.type = AUDIO_MIXER_ENUM; 629 ctl.un.ord = 0; 630 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 631 ctl.dev = EAP_RECORD_SOURCE; 632 ctl.type = AUDIO_MIXER_SET; 633 ctl.un.mask = 1 << EAP_MIC_VOL; 634 eap_hw_if->set_port(&sc->sc_ei[EAP_I1], &ctl); 635 } else { 636 /* clean slate */ 637 638 EWRITE4(sc, EAP_SIC, 0); 639 EWRITE4(sc, EAP_ICSC, 0); 640 EWRITE4(sc, E1371_LEGACY, 0); 641 642 if (ct5880) { 643 EWRITE4(sc, EAP_ICSS, EAP_CT5880_AC97_RESET); 644 /* Let codec wake up */ 645 delay(20000); 646 } 647 648 /* Reset from es1371's perspective */ 649 EWRITE4(sc, EAP_ICSC, E1371_SYNC_RES); 650 delay(20); 651 EWRITE4(sc, EAP_ICSC, 0); 652 653 /* 654 * Must properly reprogram sample rate converter, 655 * or it locks up. Set some defaults for the life of the 656 * machine, and set up a sb default sample rate. 657 */ 658 EWRITE4(sc, E1371_SRC, E1371_SRC_DISABLE); 659 for (i = 0; i < 0x80; i++) 660 eap1371_src_write(sc, i, 0); 661 eap1371_src_write(sc, ESRC_DAC1+ESRC_TRUNC_N, ESRC_SET_N(16)); 662 eap1371_src_write(sc, ESRC_DAC2+ESRC_TRUNC_N, ESRC_SET_N(16)); 663 eap1371_src_write(sc, ESRC_DAC1+ESRC_IREGS, ESRC_SET_VFI(16)); 664 eap1371_src_write(sc, ESRC_DAC2+ESRC_IREGS, ESRC_SET_VFI(16)); 665 eap1371_src_write(sc, ESRC_ADC_VOLL, ESRC_SET_ADC_VOL(16)); 666 eap1371_src_write(sc, ESRC_ADC_VOLR, ESRC_SET_ADC_VOL(16)); 667 eap1371_src_write(sc, ESRC_DAC1_VOLL, ESRC_SET_DAC_VOLI(1)); 668 eap1371_src_write(sc, ESRC_DAC1_VOLR, ESRC_SET_DAC_VOLI(1)); 669 eap1371_src_write(sc, ESRC_DAC2_VOLL, ESRC_SET_DAC_VOLI(1)); 670 eap1371_src_write(sc, ESRC_DAC2_VOLR, ESRC_SET_DAC_VOLI(1)); 671 eap1371_set_adc_rate(sc, 22050); 672 eap1371_set_dac_rate(&sc->sc_ei[0], 22050); 673 eap1371_set_dac_rate(&sc->sc_ei[1], 22050); 674 675 EWRITE4(sc, E1371_SRC, 0); 676 677 /* Reset codec */ 678 679 /* Interrupt enable */ 680 sc->host_if.arg = sc; 681 sc->host_if.attach = eap1371_attach_codec; 682 sc->host_if.read = eap1371_read_codec; 683 sc->host_if.write = eap1371_write_codec; 684 sc->host_if.reset = eap1371_reset_codec; 685 686 if (ac97_attach(&sc->host_if, self, &sc->sc_lock) == 0) { 687 /* Interrupt enable */ 688 EWRITE4(sc, EAP_SIC, EAP_P2_INTR_EN | EAP_R1_INTR_EN); 689 } else 690 return; 691 692 eap_hw_if = &eap1371_hw_if; 693 } 694 695 sc->sc_ei[EAP_I1].ei_audiodev = 696 audio_attach_mi(eap_hw_if, &sc->sc_ei[EAP_I1], sc->sc_dev); 697 698 #ifdef EAP_USE_BOTH_DACS 699 aprint_normal_dev(self, "attaching secondary DAC\n"); 700 sc->sc_ei[EAP_I2].ei_audiodev = 701 audio_attach_mi(eap_hw_if, &sc->sc_ei[EAP_I2], sc->sc_dev); 702 #endif 703 704 #if NMIDI > 0 705 sc->sc_mididev = midi_attach_mi(&eap_midi_hw_if, sc, sc->sc_dev); 706 #endif 707 708 #if NJOY_EAP > 0 709 if (sc->sc_1371) { 710 gpargs.gpa_iot = sc->iot; 711 gpargs.gpa_ioh = sc->ioh; 712 sc->sc_gameport = eap_joy_attach(sc->sc_dev, &gpargs); 713 } 714 #endif 715 } 716 717 static int 718 eap_detach(device_t self, int flags) 719 { 720 struct eap_softc *sc; 721 int res; 722 #if NJOY_EAP > 0 723 struct eap_gameport_args gpargs; 724 725 sc = device_private(self); 726 if (sc->sc_gameport) { 727 gpargs.gpa_iot = sc->iot; 728 gpargs.gpa_ioh = sc->ioh; 729 res = eap_joy_detach(sc->sc_gameport, &gpargs); 730 if (res) 731 return res; 732 } 733 #else 734 sc = device_private(self); 735 #endif 736 #if NMIDI > 0 737 if (sc->sc_mididev != NULL) { 738 res = config_detach(sc->sc_mididev, 0); 739 if (res) 740 return res; 741 } 742 #endif 743 #ifdef EAP_USE_BOTH_DACS 744 if (sc->sc_ei[EAP_I2].ei_audiodev != NULL) { 745 res = config_detach(sc->sc_ei[EAP_I2].ei_audiodev, 0); 746 if (res) 747 return res; 748 } 749 #endif 750 if (sc->sc_ei[EAP_I1].ei_audiodev != NULL) { 751 res = config_detach(sc->sc_ei[EAP_I1].ei_audiodev, 0); 752 if (res) 753 return res; 754 } 755 756 bus_space_unmap(sc->iot, sc->ioh, sc->iosz); 757 pci_intr_disestablish(sc->sc_pc, sc->sc_ih); 758 mutex_destroy(&sc->sc_lock); 759 mutex_destroy(&sc->sc_intr_lock); 760 761 return 0; 762 } 763 764 static int 765 eap1371_attach_codec(void *sc_, struct ac97_codec_if *codec_if) 766 { 767 struct eap_softc *sc; 768 769 sc = sc_; 770 sc->codec_if = codec_if; 771 return 0; 772 } 773 774 static int 775 eap1371_reset_codec(void *sc_) 776 { 777 struct eap_softc *sc; 778 uint32_t icsc; 779 780 sc = sc_; 781 mutex_spin_enter(&sc->sc_intr_lock); 782 icsc = EREAD4(sc, EAP_ICSC); 783 EWRITE4(sc, EAP_ICSC, icsc | E1371_SYNC_RES); 784 delay(20); 785 EWRITE4(sc, EAP_ICSC, icsc & ~E1371_SYNC_RES); 786 delay(1); 787 mutex_spin_exit(&sc->sc_intr_lock); 788 789 return 0; 790 } 791 792 static int 793 eap_intr(void *p) 794 { 795 struct eap_softc *sc; 796 uint32_t intr, sic; 797 798 sc = p; 799 mutex_spin_enter(&sc->sc_intr_lock); 800 intr = EREAD4(sc, EAP_ICSS); 801 if (!(intr & EAP_INTR)) { 802 mutex_spin_exit(&sc->sc_intr_lock); 803 return 0; 804 } 805 sic = EREAD4(sc, EAP_SIC); 806 DPRINTFN(5, ("eap_intr: ICSS=0x%08x, SIC=0x%08x\n", intr, sic)); 807 if (intr & EAP_I_ADC) { 808 #if 0 809 /* 810 * XXX This is a hack! 811 * The EAP chip sometimes generates the recording interrupt 812 * while it is still transferring the data. To make sure 813 * it has all arrived we busy wait until the count is right. 814 * The transfer we are waiting for is 8 longwords. 815 */ 816 int s, nw, n; 817 EWRITE4(sc, EAP_MEMPAGE, EAP_ADC_PAGE); 818 s = EREAD4(sc, EAP_ADC_CSR); 819 nw = ((s & 0xffff) + 1) >> 2; /* # of words in DMA */ 820 n = 0; 821 while (((EREAD4(sc, EAP_ADC_SIZE) >> 16) + 8) % nw == 0) { 822 delay(10); 823 if (++n > 100) { 824 printf("eapintr: DMA fix timeout"); 825 break; 826 } 827 } 828 /* Continue with normal interrupt handling. */ 829 #endif 830 EWRITE4(sc, EAP_SIC, sic & ~EAP_R1_INTR_EN); 831 EWRITE4(sc, EAP_SIC, sic | EAP_R1_INTR_EN); 832 if (sc->sc_rintr) 833 sc->sc_rintr(sc->sc_rarg); 834 } 835 836 if (intr & EAP_I_DAC2) { 837 EWRITE4(sc, EAP_SIC, sic & ~EAP_P2_INTR_EN); 838 EWRITE4(sc, EAP_SIC, sic | EAP_P2_INTR_EN); 839 if (sc->sc_ei[EAP_DAC2].ei_pintr) 840 sc->sc_ei[EAP_DAC2].ei_pintr(sc->sc_ei[EAP_DAC2].ei_parg); 841 } 842 843 if (intr & EAP_I_DAC1) { 844 EWRITE4(sc, EAP_SIC, sic & ~EAP_P1_INTR_EN); 845 EWRITE4(sc, EAP_SIC, sic | EAP_P1_INTR_EN); 846 if (sc->sc_ei[EAP_DAC1].ei_pintr) 847 sc->sc_ei[EAP_DAC1].ei_pintr(sc->sc_ei[EAP_DAC1].ei_parg); 848 } 849 850 if (intr & EAP_I_MCCB) 851 panic("eap_intr: unexpected MCCB interrupt"); 852 #if NMIDI > 0 853 if (intr & EAP_I_UART) { 854 uint8_t ustat; 855 uint32_t data; 856 857 ustat = EREAD1(sc, EAP_UART_STATUS); 858 859 if (ustat & EAP_US_RXINT) { 860 while (EREAD1(sc, EAP_UART_STATUS) & EAP_US_RXRDY) { 861 data = EREAD1(sc, EAP_UART_DATA); 862 sc->sc_iintr(sc->sc_arg, data); 863 } 864 } 865 866 if (ustat & EAP_US_TXINT) 867 eap_uart_txrdy(sc); 868 } 869 #endif 870 mutex_spin_exit(&sc->sc_intr_lock); 871 return 1; 872 } 873 874 static int 875 eap_allocmem(struct eap_softc *sc, size_t size, size_t align, struct eap_dma *p) 876 { 877 int error; 878 879 p->size = size; 880 error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0, 881 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 882 &p->nsegs, BUS_DMA_WAITOK); 883 if (error) 884 return error; 885 886 error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size, 887 &p->addr, BUS_DMA_WAITOK|BUS_DMA_COHERENT); 888 if (error) 889 goto free; 890 891 error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size, 892 0, BUS_DMA_WAITOK, &p->map); 893 if (error) 894 goto unmap; 895 896 error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL, 897 BUS_DMA_WAITOK); 898 if (error) 899 goto destroy; 900 return (0); 901 902 destroy: 903 bus_dmamap_destroy(sc->sc_dmatag, p->map); 904 unmap: 905 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size); 906 free: 907 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs); 908 return error; 909 } 910 911 static int 912 eap_freemem(struct eap_softc *sc, struct eap_dma *p) 913 { 914 915 bus_dmamap_unload(sc->sc_dmatag, p->map); 916 bus_dmamap_destroy(sc->sc_dmatag, p->map); 917 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size); 918 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs); 919 return 0; 920 } 921 922 static int 923 eap_open(void *addr, int flags) 924 { 925 struct eap_instance *ei; 926 927 ei = addr; 928 /* there is only one ADC */ 929 if (ei->index == EAP_I2 && flags & FREAD) 930 return EOPNOTSUPP; 931 932 return 0; 933 } 934 935 static int 936 eap_query_format(void *addr, struct audio_format_query *afp) 937 { 938 939 return audio_query_format(eap_formats, EAP_NFORMATS, afp); 940 } 941 942 static int 943 eap_set_format(void *addr, int setmode, 944 const audio_params_t *play, const audio_params_t *rec, 945 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 946 { 947 struct eap_instance *ei; 948 struct eap_softc *sc; 949 uint32_t div; 950 951 ei = addr; 952 sc = device_private(ei->parent); 953 954 if (sc->sc_1371) { 955 eap1371_set_dac_rate(ei, play->sample_rate); 956 eap1371_set_adc_rate(sc, rec->sample_rate); 957 } else if (ei->index == EAP_DAC2) { 958 /* Set the speed */ 959 DPRINTFN(2, ("%s: old ICSC = 0x%08x\n", __func__, 960 EREAD4(sc, EAP_ICSC))); 961 div = EREAD4(sc, EAP_ICSC) & ~EAP_PCLKBITS; 962 /* 963 * *play and *rec are the identical on es1370 because 964 * !AUDIO_PROP_INDEPENDENT. 965 */ 966 967 /* 968 * XXX 969 * The -2 isn't documented, but seemed to make the wall 970 * time match 971 * what I expect. - mycroft 972 */ 973 div |= EAP_SET_PCLKDIV(EAP_XTAL_FREQ / play->sample_rate - 2); 974 #if 0 975 div |= EAP_CCB_INTRM; 976 #else 977 /* 978 * It is not obvious how to acknowledge MCCB interrupts, so 979 * we had better not enable them. 980 */ 981 #endif 982 EWRITE4(sc, EAP_ICSC, div); 983 DPRINTFN(2, ("%s: set ICSC = 0x%08x\n", __func__, div)); 984 } else { 985 /* 986 * The FM DAC has only a few fixed-frequency choises, so 987 * pick out the best candidate. 988 */ 989 div = EREAD4(sc, EAP_ICSC); 990 DPRINTFN(2, ("%s: old ICSC = 0x%08x\n", __func__, div)); 991 992 div &= ~EAP_WTSRSEL; 993 if (play->sample_rate == 5512) 994 div |= EAP_WTSRSEL_5; 995 else if (play->sample_rate == 11025) 996 div |= EAP_WTSRSEL_11; 997 else if (play->sample_rate == 22050) 998 div |= EAP_WTSRSEL_22; 999 else 1000 div |= EAP_WTSRSEL_44; 1001 1002 EWRITE4(sc, EAP_ICSC, div); 1003 DPRINTFN(2, ("%s: set ICSC = 0x%08x\n", __func__, div)); 1004 } 1005 1006 return 0; 1007 } 1008 1009 static int 1010 eap_trigger_output( 1011 void *addr, 1012 void *start, 1013 void *end, 1014 int blksize, 1015 void (*intr)(void *), 1016 void *arg, 1017 const audio_params_t *param) 1018 { 1019 struct eap_instance *ei; 1020 struct eap_softc *sc; 1021 struct eap_dma *p; 1022 uint32_t icsc, sic; 1023 int sampshift; 1024 1025 ei = addr; 1026 sc = device_private(ei->parent); 1027 #ifdef DIAGNOSTIC 1028 if (ei->ei_prun) 1029 panic("eap_trigger_output: already running"); 1030 ei->ei_prun = 1; 1031 #endif 1032 1033 DPRINTFN(1, ("eap_trigger_output: sc=%p start=%p end=%p " 1034 "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg)); 1035 ei->ei_pintr = intr; 1036 ei->ei_parg = arg; 1037 1038 sic = EREAD4(sc, EAP_SIC); 1039 sic &= ~(EAP_S_EB(ei->index) | EAP_S_MB(ei->index) | EAP_INC_BITS); 1040 1041 if (ei->index == EAP_DAC2) 1042 sic |= EAP_SET_P2_ST_INC(0) 1043 | EAP_SET_P2_END_INC(param->precision / 8); 1044 1045 sampshift = 0; 1046 if (param->precision == 16) { 1047 sic |= EAP_S_EB(ei->index); 1048 sampshift++; 1049 } 1050 if (param->channels == 2) { 1051 sic |= EAP_S_MB(ei->index); 1052 sampshift++; 1053 } 1054 EWRITE4(sc, EAP_SIC, sic & ~EAP_P_INTR_EN(ei->index)); 1055 EWRITE4(sc, EAP_SIC, sic | EAP_P_INTR_EN(ei->index)); 1056 1057 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next) 1058 continue; 1059 if (!p) { 1060 printf("eap_trigger_output: bad addr %p\n", start); 1061 return EINVAL; 1062 } 1063 1064 if (ei->index == EAP_DAC2) { 1065 DPRINTF(("eap_trigger_output: DAC2_ADDR=0x%x, DAC2_SIZE=0x%x\n", 1066 (int)DMAADDR(p), 1067 (int)EAP_SET_SIZE(0, 1068 (((char *)end - (char *)start) >> 2) - 1))); 1069 EWRITE4(sc, EAP_MEMPAGE, EAP_DAC_PAGE); 1070 EWRITE4(sc, EAP_DAC2_ADDR, DMAADDR(p)); 1071 EWRITE4(sc, EAP_DAC2_SIZE, 1072 EAP_SET_SIZE(0, 1073 ((char *)end - (char *)start) >> 2) - 1); 1074 EWRITE4(sc, EAP_DAC2_CSR, (blksize >> sampshift) - 1); 1075 } else if (ei->index == EAP_DAC1) { 1076 DPRINTF(("eap_trigger_output: DAC1_ADDR=0x%x, DAC1_SIZE=0x%x\n", 1077 (int)DMAADDR(p), 1078 (int)EAP_SET_SIZE(0, 1079 (((char *)end - (char *)start) >> 2) - 1))); 1080 EWRITE4(sc, EAP_MEMPAGE, EAP_DAC_PAGE); 1081 EWRITE4(sc, EAP_DAC1_ADDR, DMAADDR(p)); 1082 EWRITE4(sc, EAP_DAC1_SIZE, 1083 EAP_SET_SIZE(0, 1084 ((char *)end - (char *)start) >> 2) - 1); 1085 EWRITE4(sc, EAP_DAC1_CSR, (blksize >> sampshift) - 1); 1086 } 1087 #ifdef DIAGNOSTIC 1088 else 1089 panic("eap_trigger_output: impossible instance %d", ei->index); 1090 #endif 1091 1092 if (sc->sc_1371) 1093 EWRITE4(sc, E1371_SRC, 0); 1094 1095 icsc = EREAD4(sc, EAP_ICSC); 1096 icsc |= EAP_DAC_EN(ei->index); 1097 EWRITE4(sc, EAP_ICSC, icsc); 1098 1099 DPRINTFN(1, ("eap_trigger_output: set ICSC = 0x%08x\n", icsc)); 1100 1101 return 0; 1102 } 1103 1104 static int 1105 eap_trigger_input( 1106 void *addr, 1107 void *start, 1108 void *end, 1109 int blksize, 1110 void (*intr)(void *), 1111 void *arg, 1112 const audio_params_t *param) 1113 { 1114 struct eap_instance *ei; 1115 struct eap_softc *sc; 1116 struct eap_dma *p; 1117 uint32_t icsc, sic; 1118 int sampshift; 1119 1120 ei = addr; 1121 sc = device_private(ei->parent); 1122 #ifdef DIAGNOSTIC 1123 if (sc->sc_rrun) 1124 panic("eap_trigger_input: already running"); 1125 sc->sc_rrun = 1; 1126 #endif 1127 1128 DPRINTFN(1, ("eap_trigger_input: ei=%p start=%p end=%p blksize=%d intr=%p(%p)\n", 1129 addr, start, end, blksize, intr, arg)); 1130 sc->sc_rintr = intr; 1131 sc->sc_rarg = arg; 1132 1133 sic = EREAD4(sc, EAP_SIC); 1134 sic &= ~(EAP_R1_S_EB | EAP_R1_S_MB); 1135 sampshift = 0; 1136 if (param->precision == 16) { 1137 sic |= EAP_R1_S_EB; 1138 sampshift++; 1139 } 1140 if (param->channels == 2) { 1141 sic |= EAP_R1_S_MB; 1142 sampshift++; 1143 } 1144 EWRITE4(sc, EAP_SIC, sic & ~EAP_R1_INTR_EN); 1145 EWRITE4(sc, EAP_SIC, sic | EAP_R1_INTR_EN); 1146 1147 for (p = sc->sc_dmas; p && KERNADDR(p) != start; p = p->next) 1148 continue; 1149 if (!p) { 1150 printf("eap_trigger_input: bad addr %p\n", start); 1151 return (EINVAL); 1152 } 1153 1154 DPRINTF(("eap_trigger_input: ADC_ADDR=0x%x, ADC_SIZE=0x%x\n", 1155 (int)DMAADDR(p), 1156 (int)EAP_SET_SIZE(0, (((char *)end - (char *)start) >> 2) - 1))); 1157 EWRITE4(sc, EAP_MEMPAGE, EAP_ADC_PAGE); 1158 EWRITE4(sc, EAP_ADC_ADDR, DMAADDR(p)); 1159 EWRITE4(sc, EAP_ADC_SIZE, 1160 EAP_SET_SIZE(0, (((char *)end - (char *)start) >> 2) - 1)); 1161 1162 EWRITE4(sc, EAP_ADC_CSR, (blksize >> sampshift) - 1); 1163 1164 if (sc->sc_1371) 1165 EWRITE4(sc, E1371_SRC, 0); 1166 1167 icsc = EREAD4(sc, EAP_ICSC); 1168 icsc |= EAP_ADC_EN; 1169 EWRITE4(sc, EAP_ICSC, icsc); 1170 1171 DPRINTFN(1, ("eap_trigger_input: set ICSC = 0x%08x\n", icsc)); 1172 1173 return 0; 1174 } 1175 1176 static int 1177 eap_halt_output(void *addr) 1178 { 1179 struct eap_instance *ei; 1180 struct eap_softc *sc; 1181 uint32_t icsc; 1182 1183 DPRINTF(("eap: eap_halt_output\n")); 1184 ei = addr; 1185 sc = device_private(ei->parent); 1186 icsc = EREAD4(sc, EAP_ICSC); 1187 EWRITE4(sc, EAP_ICSC, icsc & ~(EAP_DAC_EN(ei->index))); 1188 ei->ei_pintr = 0; 1189 #ifdef DIAGNOSTIC 1190 ei->ei_prun = 0; 1191 #endif 1192 1193 return 0; 1194 } 1195 1196 static int 1197 eap_halt_input(void *addr) 1198 { 1199 struct eap_instance *ei; 1200 struct eap_softc *sc; 1201 uint32_t icsc; 1202 1203 #define EAP_USE_FMDAC_ALSO 1204 DPRINTF(("eap: eap_halt_input\n")); 1205 ei = addr; 1206 sc = device_private(ei->parent); 1207 icsc = EREAD4(sc, EAP_ICSC); 1208 EWRITE4(sc, EAP_ICSC, icsc & ~EAP_ADC_EN); 1209 sc->sc_rintr = 0; 1210 #ifdef DIAGNOSTIC 1211 sc->sc_rrun = 0; 1212 #endif 1213 1214 return 0; 1215 } 1216 1217 static int 1218 eap_getdev(void *addr, struct audio_device *retp) 1219 { 1220 1221 *retp = eap_device; 1222 return 0; 1223 } 1224 1225 static int 1226 eap1371_mixer_set_port(void *addr, mixer_ctrl_t *cp) 1227 { 1228 struct eap_instance *ei; 1229 struct eap_softc *sc; 1230 1231 ei = addr; 1232 sc = device_private(ei->parent); 1233 return sc->codec_if->vtbl->mixer_set_port(sc->codec_if, cp); 1234 } 1235 1236 static int 1237 eap1371_mixer_get_port(void *addr, mixer_ctrl_t *cp) 1238 { 1239 struct eap_instance *ei; 1240 struct eap_softc *sc; 1241 1242 ei = addr; 1243 sc = device_private(ei->parent); 1244 return sc->codec_if->vtbl->mixer_get_port(sc->codec_if, cp); 1245 } 1246 1247 static int 1248 eap1371_query_devinfo(void *addr, mixer_devinfo_t *dip) 1249 { 1250 struct eap_instance *ei; 1251 struct eap_softc *sc; 1252 1253 ei = addr; 1254 sc = device_private(ei->parent); 1255 return sc->codec_if->vtbl->query_devinfo(sc->codec_if, dip); 1256 } 1257 1258 static void 1259 eap1370_set_mixer(struct eap_softc *sc, int a, int d) 1260 { 1261 eap1370_write_codec(sc, a, d); 1262 1263 sc->sc_port[a] = d; 1264 DPRINTFN(1, ("eap1370_mixer_set_port port 0x%02x = 0x%02x\n", a, d)); 1265 } 1266 1267 static int 1268 eap1370_mixer_set_port(void *addr, mixer_ctrl_t *cp) 1269 { 1270 struct eap_instance *ei; 1271 struct eap_softc *sc; 1272 int lval, rval, l, r, la, ra; 1273 int l1, r1, l2, r2, m, o1, o2; 1274 1275 ei = addr; 1276 sc = device_private(ei->parent); 1277 if (cp->dev == EAP_RECORD_SOURCE) { 1278 if (cp->type != AUDIO_MIXER_SET) 1279 return EINVAL; 1280 m = sc->sc_record_source = cp->un.mask; 1281 l1 = l2 = r1 = r2 = 0; 1282 if (m & (1 << EAP_VOICE_VOL)) 1283 l2 |= AK_M_VOICE, r2 |= AK_M_VOICE; 1284 if (m & (1 << EAP_FM_VOL)) 1285 l1 |= AK_M_FM_L, r1 |= AK_M_FM_R; 1286 if (m & (1 << EAP_CD_VOL)) 1287 l1 |= AK_M_CD_L, r1 |= AK_M_CD_R; 1288 if (m & (1 << EAP_LINE_VOL)) 1289 l1 |= AK_M_LINE_L, r1 |= AK_M_LINE_R; 1290 if (m & (1 << EAP_AUX_VOL)) 1291 l2 |= AK_M2_AUX_L, r2 |= AK_M2_AUX_R; 1292 if (m & (1 << EAP_MIC_VOL)) 1293 l2 |= AK_M_TMIC, r2 |= AK_M_TMIC; 1294 eap1370_set_mixer(sc, AK_IN_MIXER1_L, l1); 1295 eap1370_set_mixer(sc, AK_IN_MIXER1_R, r1); 1296 eap1370_set_mixer(sc, AK_IN_MIXER2_L, l2); 1297 eap1370_set_mixer(sc, AK_IN_MIXER2_R, r2); 1298 return 0; 1299 } 1300 if (cp->dev == EAP_INPUT_SOURCE) { 1301 if (cp->type != AUDIO_MIXER_SET) 1302 return EINVAL; 1303 m = sc->sc_input_source = cp->un.mask; 1304 o1 = o2 = 0; 1305 if (m & (1 << EAP_VOICE_VOL)) 1306 o2 |= AK_M_VOICE_L | AK_M_VOICE_R; 1307 if (m & (1 << EAP_FM_VOL)) 1308 o1 |= AK_M_FM_L | AK_M_FM_R; 1309 if (m & (1 << EAP_CD_VOL)) 1310 o1 |= AK_M_CD_L | AK_M_CD_R; 1311 if (m & (1 << EAP_LINE_VOL)) 1312 o1 |= AK_M_LINE_L | AK_M_LINE_R; 1313 if (m & (1 << EAP_AUX_VOL)) 1314 o2 |= AK_M_AUX_L | AK_M_AUX_R; 1315 if (m & (1 << EAP_MIC_VOL)) 1316 o1 |= AK_M_MIC; 1317 eap1370_set_mixer(sc, AK_OUT_MIXER1, o1); 1318 eap1370_set_mixer(sc, AK_OUT_MIXER2, o2); 1319 return 0; 1320 } 1321 if (cp->dev == EAP_MIC_PREAMP) { 1322 if (cp->type != AUDIO_MIXER_ENUM) 1323 return EINVAL; 1324 if (cp->un.ord != 0 && cp->un.ord != 1) 1325 return EINVAL; 1326 sc->sc_mic_preamp = cp->un.ord; 1327 eap1370_set_mixer(sc, AK_MGAIN, cp->un.ord); 1328 return 0; 1329 } 1330 if (cp->type != AUDIO_MIXER_VALUE) 1331 return EINVAL; 1332 if (cp->un.value.num_channels == 1) 1333 lval = rval = cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]; 1334 else if (cp->un.value.num_channels == 2) { 1335 lval = cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 1336 rval = cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; 1337 } else 1338 return EINVAL; 1339 ra = -1; 1340 switch (cp->dev) { 1341 case EAP_MASTER_VOL: 1342 l = VOL_TO_ATT5(lval); 1343 r = VOL_TO_ATT5(rval); 1344 la = AK_MASTER_L; 1345 ra = AK_MASTER_R; 1346 break; 1347 case EAP_MIC_VOL: 1348 if (cp->un.value.num_channels != 1) 1349 return EINVAL; 1350 la = AK_MIC; 1351 goto lr; 1352 case EAP_VOICE_VOL: 1353 la = AK_VOICE_L; 1354 ra = AK_VOICE_R; 1355 goto lr; 1356 case EAP_FM_VOL: 1357 la = AK_FM_L; 1358 ra = AK_FM_R; 1359 goto lr; 1360 case EAP_CD_VOL: 1361 la = AK_CD_L; 1362 ra = AK_CD_R; 1363 goto lr; 1364 case EAP_LINE_VOL: 1365 la = AK_LINE_L; 1366 ra = AK_LINE_R; 1367 goto lr; 1368 case EAP_AUX_VOL: 1369 la = AK_AUX_L; 1370 ra = AK_AUX_R; 1371 lr: 1372 l = VOL_TO_GAIN5(lval); 1373 r = VOL_TO_GAIN5(rval); 1374 break; 1375 default: 1376 return EINVAL; 1377 } 1378 eap1370_set_mixer(sc, la, l); 1379 if (ra >= 0) { 1380 eap1370_set_mixer(sc, ra, r); 1381 } 1382 return 0; 1383 } 1384 1385 static int 1386 eap1370_mixer_get_port(void *addr, mixer_ctrl_t *cp) 1387 { 1388 struct eap_instance *ei; 1389 struct eap_softc *sc; 1390 int la, ra, l, r; 1391 1392 ei = addr; 1393 sc = device_private(ei->parent); 1394 switch (cp->dev) { 1395 case EAP_RECORD_SOURCE: 1396 if (cp->type != AUDIO_MIXER_SET) 1397 return EINVAL; 1398 cp->un.mask = sc->sc_record_source; 1399 return 0; 1400 case EAP_INPUT_SOURCE: 1401 if (cp->type != AUDIO_MIXER_SET) 1402 return EINVAL; 1403 cp->un.mask = sc->sc_input_source; 1404 return 0; 1405 case EAP_MIC_PREAMP: 1406 if (cp->type != AUDIO_MIXER_ENUM) 1407 return EINVAL; 1408 cp->un.ord = sc->sc_mic_preamp; 1409 return 0; 1410 case EAP_MASTER_VOL: 1411 l = ATT5_TO_VOL(sc->sc_port[AK_MASTER_L]); 1412 r = ATT5_TO_VOL(sc->sc_port[AK_MASTER_R]); 1413 break; 1414 case EAP_MIC_VOL: 1415 if (cp->un.value.num_channels != 1) 1416 return EINVAL; 1417 la = ra = AK_MIC; 1418 goto lr; 1419 case EAP_VOICE_VOL: 1420 la = AK_VOICE_L; 1421 ra = AK_VOICE_R; 1422 goto lr; 1423 case EAP_FM_VOL: 1424 la = AK_FM_L; 1425 ra = AK_FM_R; 1426 goto lr; 1427 case EAP_CD_VOL: 1428 la = AK_CD_L; 1429 ra = AK_CD_R; 1430 goto lr; 1431 case EAP_LINE_VOL: 1432 la = AK_LINE_L; 1433 ra = AK_LINE_R; 1434 goto lr; 1435 case EAP_AUX_VOL: 1436 la = AK_AUX_L; 1437 ra = AK_AUX_R; 1438 lr: 1439 l = GAIN5_TO_VOL(sc->sc_port[la]); 1440 r = GAIN5_TO_VOL(sc->sc_port[ra]); 1441 break; 1442 default: 1443 return EINVAL; 1444 } 1445 if (cp->un.value.num_channels == 1) 1446 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] = (l+r) / 2; 1447 else if (cp->un.value.num_channels == 2) { 1448 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l; 1449 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r; 1450 } else 1451 return EINVAL; 1452 return 0; 1453 } 1454 1455 static int 1456 eap1370_query_devinfo(void *addr, mixer_devinfo_t *dip) 1457 { 1458 1459 switch (dip->index) { 1460 case EAP_MASTER_VOL: 1461 dip->type = AUDIO_MIXER_VALUE; 1462 dip->mixer_class = EAP_OUTPUT_CLASS; 1463 dip->prev = dip->next = AUDIO_MIXER_LAST; 1464 strcpy(dip->label.name, AudioNmaster); 1465 dip->un.v.num_channels = 2; 1466 dip->un.v.delta = 8; 1467 strcpy(dip->un.v.units.name, AudioNvolume); 1468 return 0; 1469 case EAP_VOICE_VOL: 1470 dip->type = AUDIO_MIXER_VALUE; 1471 dip->mixer_class = EAP_INPUT_CLASS; 1472 dip->prev = AUDIO_MIXER_LAST; 1473 dip->next = AUDIO_MIXER_LAST; 1474 strcpy(dip->label.name, AudioNdac); 1475 dip->un.v.num_channels = 2; 1476 dip->un.v.delta = 8; 1477 strcpy(dip->un.v.units.name, AudioNvolume); 1478 return 0; 1479 case EAP_FM_VOL: 1480 dip->type = AUDIO_MIXER_VALUE; 1481 dip->mixer_class = EAP_INPUT_CLASS; 1482 dip->prev = AUDIO_MIXER_LAST; 1483 dip->next = AUDIO_MIXER_LAST; 1484 strcpy(dip->label.name, AudioNfmsynth); 1485 dip->un.v.num_channels = 2; 1486 dip->un.v.delta = 8; 1487 strcpy(dip->un.v.units.name, AudioNvolume); 1488 return 0; 1489 case EAP_CD_VOL: 1490 dip->type = AUDIO_MIXER_VALUE; 1491 dip->mixer_class = EAP_INPUT_CLASS; 1492 dip->prev = AUDIO_MIXER_LAST; 1493 dip->next = AUDIO_MIXER_LAST; 1494 strcpy(dip->label.name, AudioNcd); 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_LINE_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, AudioNline); 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_AUX_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, AudioNaux); 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_MIC_VOL: 1520 dip->type = AUDIO_MIXER_VALUE; 1521 dip->mixer_class = EAP_INPUT_CLASS; 1522 dip->prev = AUDIO_MIXER_LAST; 1523 dip->next = EAP_MIC_PREAMP; 1524 strcpy(dip->label.name, AudioNmicrophone); 1525 dip->un.v.num_channels = 1; 1526 dip->un.v.delta = 8; 1527 strcpy(dip->un.v.units.name, AudioNvolume); 1528 return 0; 1529 case EAP_RECORD_SOURCE: 1530 dip->mixer_class = EAP_RECORD_CLASS; 1531 dip->prev = dip->next = AUDIO_MIXER_LAST; 1532 strcpy(dip->label.name, AudioNsource); 1533 dip->type = AUDIO_MIXER_SET; 1534 dip->un.s.num_mem = 6; 1535 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 1536 dip->un.s.member[0].mask = 1 << EAP_MIC_VOL; 1537 strcpy(dip->un.s.member[1].label.name, AudioNcd); 1538 dip->un.s.member[1].mask = 1 << EAP_CD_VOL; 1539 strcpy(dip->un.s.member[2].label.name, AudioNline); 1540 dip->un.s.member[2].mask = 1 << EAP_LINE_VOL; 1541 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 1542 dip->un.s.member[3].mask = 1 << EAP_FM_VOL; 1543 strcpy(dip->un.s.member[4].label.name, AudioNaux); 1544 dip->un.s.member[4].mask = 1 << EAP_AUX_VOL; 1545 strcpy(dip->un.s.member[5].label.name, AudioNdac); 1546 dip->un.s.member[5].mask = 1 << EAP_VOICE_VOL; 1547 return 0; 1548 case EAP_INPUT_SOURCE: 1549 dip->mixer_class = EAP_INPUT_CLASS; 1550 dip->prev = dip->next = AUDIO_MIXER_LAST; 1551 strcpy(dip->label.name, AudioNsource); 1552 dip->type = AUDIO_MIXER_SET; 1553 dip->un.s.num_mem = 6; 1554 strcpy(dip->un.s.member[0].label.name, AudioNmicrophone); 1555 dip->un.s.member[0].mask = 1 << EAP_MIC_VOL; 1556 strcpy(dip->un.s.member[1].label.name, AudioNcd); 1557 dip->un.s.member[1].mask = 1 << EAP_CD_VOL; 1558 strcpy(dip->un.s.member[2].label.name, AudioNline); 1559 dip->un.s.member[2].mask = 1 << EAP_LINE_VOL; 1560 strcpy(dip->un.s.member[3].label.name, AudioNfmsynth); 1561 dip->un.s.member[3].mask = 1 << EAP_FM_VOL; 1562 strcpy(dip->un.s.member[4].label.name, AudioNaux); 1563 dip->un.s.member[4].mask = 1 << EAP_AUX_VOL; 1564 strcpy(dip->un.s.member[5].label.name, AudioNdac); 1565 dip->un.s.member[5].mask = 1 << EAP_VOICE_VOL; 1566 return 0; 1567 case EAP_MIC_PREAMP: 1568 dip->type = AUDIO_MIXER_ENUM; 1569 dip->mixer_class = EAP_INPUT_CLASS; 1570 dip->prev = EAP_MIC_VOL; 1571 dip->next = AUDIO_MIXER_LAST; 1572 strcpy(dip->label.name, AudioNpreamp); 1573 dip->un.e.num_mem = 2; 1574 strcpy(dip->un.e.member[0].label.name, AudioNoff); 1575 dip->un.e.member[0].ord = 0; 1576 strcpy(dip->un.e.member[1].label.name, AudioNon); 1577 dip->un.e.member[1].ord = 1; 1578 return 0; 1579 case EAP_OUTPUT_CLASS: 1580 dip->type = AUDIO_MIXER_CLASS; 1581 dip->mixer_class = EAP_OUTPUT_CLASS; 1582 dip->next = dip->prev = AUDIO_MIXER_LAST; 1583 strcpy(dip->label.name, AudioCoutputs); 1584 return 0; 1585 case EAP_RECORD_CLASS: 1586 dip->type = AUDIO_MIXER_CLASS; 1587 dip->mixer_class = EAP_RECORD_CLASS; 1588 dip->next = dip->prev = AUDIO_MIXER_LAST; 1589 strcpy(dip->label.name, AudioCrecord); 1590 return 0; 1591 case EAP_INPUT_CLASS: 1592 dip->type = AUDIO_MIXER_CLASS; 1593 dip->mixer_class = EAP_INPUT_CLASS; 1594 dip->next = dip->prev = AUDIO_MIXER_LAST; 1595 strcpy(dip->label.name, AudioCinputs); 1596 return 0; 1597 } 1598 return ENXIO; 1599 } 1600 1601 static void * 1602 eap_malloc(void *addr, int direction, size_t size) 1603 { 1604 struct eap_instance *ei; 1605 struct eap_softc *sc; 1606 struct eap_dma *p; 1607 int error; 1608 1609 p = kmem_alloc(sizeof(*p), KM_SLEEP); 1610 ei = addr; 1611 sc = device_private(ei->parent); 1612 error = eap_allocmem(sc, size, 16, p); 1613 if (error) { 1614 kmem_free(p, sizeof(*p)); 1615 return NULL; 1616 } 1617 p->next = sc->sc_dmas; 1618 sc->sc_dmas = p; 1619 return KERNADDR(p); 1620 } 1621 1622 static void 1623 eap_free(void *addr, void *ptr, size_t size) 1624 { 1625 struct eap_instance *ei; 1626 struct eap_softc *sc; 1627 struct eap_dma **pp, *p; 1628 1629 ei = addr; 1630 sc = device_private(ei->parent); 1631 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) { 1632 if (KERNADDR(p) == ptr) { 1633 eap_freemem(sc, p); 1634 *pp = p->next; 1635 kmem_free(p, sizeof(*p)); 1636 return; 1637 } 1638 } 1639 } 1640 1641 static int 1642 eap_get_props(void *addr) 1643 { 1644 struct eap_instance *ei; 1645 struct eap_softc *sc; 1646 int prop; 1647 1648 ei = addr; 1649 sc = device_private(ei->parent); 1650 prop = AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE | 1651 AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX; 1652 /* The es1370 only has one clock, so it's not independent */ 1653 if (!sc->sc_1371 && ei->index == EAP_DAC2) 1654 prop &= ~AUDIO_PROP_INDEPENDENT; 1655 1656 return prop; 1657 } 1658 1659 static void 1660 eap_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread) 1661 { 1662 struct eap_instance *ei; 1663 struct eap_softc *sc; 1664 1665 ei = addr; 1666 sc = device_private(ei->parent); 1667 *intr = &sc->sc_intr_lock; 1668 *thread = &sc->sc_lock; 1669 } 1670 1671 #if NMIDI > 0 1672 static int 1673 eap_midi_open(void *addr, int flags, 1674 void (*iintr)(void *, int), 1675 void (*ointr)(void *), 1676 void *arg) 1677 { 1678 struct eap_softc *sc; 1679 uint8_t uctrl; 1680 1681 sc = addr; 1682 sc->sc_arg = arg; 1683 1684 EWRITE4(sc, EAP_ICSC, EREAD4(sc, EAP_ICSC) | EAP_UART_EN); 1685 uctrl = 0; 1686 if (flags & FREAD) { 1687 uctrl |= EAP_UC_RXINTEN; 1688 sc->sc_iintr = iintr; 1689 } 1690 if (flags & FWRITE) 1691 sc->sc_ointr = ointr; 1692 EWRITE1(sc, EAP_UART_CONTROL, uctrl); 1693 1694 return 0; 1695 } 1696 1697 static void 1698 eap_midi_close(void *addr) 1699 { 1700 struct eap_softc *sc; 1701 1702 sc = addr; 1703 /* give uart a chance to drain */ 1704 (void)kpause("eapclm", false, hz/10, &sc->sc_intr_lock); 1705 EWRITE1(sc, EAP_UART_CONTROL, 0); 1706 EWRITE4(sc, EAP_ICSC, EREAD4(sc, EAP_ICSC) & ~EAP_UART_EN); 1707 1708 sc->sc_iintr = 0; 1709 sc->sc_ointr = 0; 1710 } 1711 1712 static int 1713 eap_midi_output(void *addr, int d) 1714 { 1715 struct eap_softc *sc; 1716 uint8_t uctrl; 1717 1718 sc = addr; 1719 EWRITE1(sc, EAP_UART_DATA, d); 1720 1721 uctrl = EAP_UC_TXINTEN; 1722 if (sc->sc_iintr) 1723 uctrl |= EAP_UC_RXINTEN; 1724 /* 1725 * This is a write-only register, so we have to remember the right 1726 * value of RXINTEN as well as setting TXINTEN. But if we are open 1727 * for reading, it will always be correct to set RXINTEN here; only 1728 * during service of a receive interrupt could it be momentarily 1729 * toggled off, and whether we got here from the top half or from 1730 * an interrupt, that won't be the current state. 1731 */ 1732 EWRITE1(sc, EAP_UART_CONTROL, uctrl); 1733 return 0; 1734 } 1735 1736 static void 1737 eap_midi_getinfo(void *addr, struct midi_info *mi) 1738 { 1739 mi->name = "AudioPCI MIDI UART"; 1740 mi->props = MIDI_PROP_CAN_INPUT | MIDI_PROP_OUT_INTR; 1741 } 1742 1743 static void 1744 eap_uart_txrdy(struct eap_softc *sc) 1745 { 1746 uint8_t uctrl; 1747 uctrl = 0; 1748 if (sc->sc_iintr) 1749 uctrl = EAP_UC_RXINTEN; 1750 EWRITE1(sc, EAP_UART_CONTROL, uctrl); 1751 sc->sc_ointr(sc->sc_arg); 1752 } 1753 1754 #endif 1755