1 /* 2 * Copyright (c) 2000 Dmitry Dicky diwil@dataart.com 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS `AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/dev/sound/pci/fm801.c,v 1.3.2.8 2002/12/24 21:17:42 semenu Exp $ 27 * $DragonFly: src/sys/dev/sound/pci/fm801.c,v 1.6 2005/05/24 20:59:04 dillon Exp $ 28 */ 29 30 #include <dev/sound/pcm/sound.h> 31 #include <dev/sound/pcm/ac97.h> 32 #include <bus/pci/pcireg.h> 33 #include <bus/pci/pcivar.h> 34 35 SND_DECLARE_FILE("$DragonFly: src/sys/dev/sound/pci/fm801.c,v 1.6 2005/05/24 20:59:04 dillon Exp $"); 36 37 #define PCI_VENDOR_FORTEMEDIA 0x1319 38 #define PCI_DEVICE_FORTEMEDIA1 0x08011319 39 #define PCI_DEVICE_FORTEMEDIA2 0x08021319 /* ??? have no idea what's this... */ 40 41 #define FM_PCM_VOLUME 0x00 42 #define FM_FM_VOLUME 0x02 43 #define FM_I2S_VOLUME 0x04 44 #define FM_RECORD_SOURCE 0x06 45 46 #define FM_PLAY_CTL 0x08 47 #define FM_PLAY_RATE_MASK 0x0f00 48 #define FM_PLAY_BUF1_LAST 0x0001 49 #define FM_PLAY_BUF2_LAST 0x0002 50 #define FM_PLAY_START 0x0020 51 #define FM_PLAY_PAUSE 0x0040 52 #define FM_PLAY_STOPNOW 0x0080 53 #define FM_PLAY_16BIT 0x4000 54 #define FM_PLAY_STEREO 0x8000 55 56 #define FM_PLAY_DMALEN 0x0a 57 #define FM_PLAY_DMABUF1 0x0c 58 #define FM_PLAY_DMABUF2 0x10 59 60 61 #define FM_REC_CTL 0x14 62 #define FM_REC_RATE_MASK 0x0f00 63 #define FM_REC_BUF1_LAST 0x0001 64 #define FM_REC_BUF2_LAST 0x0002 65 #define FM_REC_START 0x0020 66 #define FM_REC_PAUSE 0x0040 67 #define FM_REC_STOPNOW 0x0080 68 #define FM_REC_16BIT 0x4000 69 #define FM_REC_STEREO 0x8000 70 71 72 #define FM_REC_DMALEN 0x16 73 #define FM_REC_DMABUF1 0x18 74 #define FM_REC_DMABUF2 0x1c 75 76 #define FM_CODEC_CTL 0x22 77 #define FM_VOLUME 0x26 78 #define FM_VOLUME_MUTE 0x8000 79 80 #define FM_CODEC_CMD 0x2a 81 #define FM_CODEC_CMD_READ 0x0080 82 #define FM_CODEC_CMD_VALID 0x0100 83 #define FM_CODEC_CMD_BUSY 0x0200 84 85 #define FM_CODEC_DATA 0x2c 86 87 #define FM_IO_CTL 0x52 88 #define FM_CARD_CTL 0x54 89 90 #define FM_INTMASK 0x56 91 #define FM_INTMASK_PLAY 0x0001 92 #define FM_INTMASK_REC 0x0002 93 #define FM_INTMASK_VOL 0x0040 94 #define FM_INTMASK_MPU 0x0080 95 96 #define FM_INTSTATUS 0x5a 97 #define FM_INTSTATUS_PLAY 0x0100 98 #define FM_INTSTATUS_REC 0x0200 99 #define FM_INTSTATUS_VOL 0x4000 100 #define FM_INTSTATUS_MPU 0x8000 101 102 #define FM801_DEFAULT_BUFSZ 4096 /* Other values do not work!!! */ 103 104 /* debug purposes */ 105 #define DPRINT if(0) printf 106 107 /* 108 static int fm801ch_setup(struct pcm_channel *c); 109 */ 110 111 static u_int32_t fmts[] = { 112 AFMT_U8, 113 AFMT_STEREO | AFMT_U8, 114 AFMT_S16_LE, 115 AFMT_STEREO | AFMT_S16_LE, 116 0 117 }; 118 119 static struct pcmchan_caps fm801ch_caps = { 120 4000, 48000, 121 fmts, 0 122 }; 123 124 struct fm801_info; 125 126 struct fm801_chinfo { 127 struct fm801_info *parent; 128 struct pcm_channel *channel; 129 struct snd_dbuf *buffer; 130 u_int32_t spd, dir, fmt; /* speed, direction, format */ 131 u_int32_t shift; 132 }; 133 134 struct fm801_info { 135 int type; 136 bus_space_tag_t st; 137 bus_space_handle_t sh; 138 bus_dma_tag_t parent_dmat; 139 140 device_t dev; 141 int num; 142 u_int32_t unit; 143 144 struct resource *reg, *irq; 145 int regtype, regid, irqid; 146 void *ih; 147 148 u_int32_t play_flip, 149 play_nextblk, 150 play_start, 151 play_blksize, 152 play_fmt, 153 play_shift, 154 play_size; 155 156 u_int32_t rec_flip, 157 rec_nextblk, 158 rec_start, 159 rec_blksize, 160 rec_fmt, 161 rec_shift, 162 rec_size; 163 164 unsigned int bufsz; 165 166 struct fm801_chinfo pch, rch; 167 168 device_t radio; 169 }; 170 171 /* Bus Read / Write routines */ 172 static u_int32_t 173 fm801_rd(struct fm801_info *fm801, int regno, int size) 174 { 175 switch(size) { 176 case 1: 177 return (bus_space_read_1(fm801->st, fm801->sh, regno)); 178 case 2: 179 return (bus_space_read_2(fm801->st, fm801->sh, regno)); 180 case 4: 181 return (bus_space_read_4(fm801->st, fm801->sh, regno)); 182 default: 183 return 0xffffffff; 184 } 185 } 186 187 static void 188 fm801_wr(struct fm801_info *fm801, int regno, u_int32_t data, int size) 189 { 190 191 switch(size) { 192 case 1: 193 bus_space_write_1(fm801->st, fm801->sh, regno, data); 194 break; 195 case 2: 196 bus_space_write_2(fm801->st, fm801->sh, regno, data); 197 break; 198 case 4: 199 bus_space_write_4(fm801->st, fm801->sh, regno, data); 200 break; 201 } 202 } 203 204 /* -------------------------------------------------------------------- */ 205 /* 206 * ac97 codec routines 207 */ 208 #define TIMO 50 209 static int 210 fm801_rdcd(kobj_t obj, void *devinfo, int regno) 211 { 212 struct fm801_info *fm801 = (struct fm801_info *)devinfo; 213 int i; 214 215 for (i = 0; i < TIMO && fm801_rd(fm801,FM_CODEC_CMD,2) & FM_CODEC_CMD_BUSY; i++) { 216 DELAY(10000); 217 DPRINT("fm801 rdcd: 1 - DELAY\n"); 218 } 219 if (i >= TIMO) { 220 printf("fm801 rdcd: codec busy\n"); 221 return 0; 222 } 223 224 fm801_wr(fm801,FM_CODEC_CMD, regno|FM_CODEC_CMD_READ,2); 225 226 for (i = 0; i < TIMO && !(fm801_rd(fm801,FM_CODEC_CMD,2) & FM_CODEC_CMD_VALID); i++) 227 { 228 DELAY(10000); 229 DPRINT("fm801 rdcd: 2 - DELAY\n"); 230 } 231 if (i >= TIMO) { 232 printf("fm801 rdcd: write codec invalid\n"); 233 return 0; 234 } 235 236 return fm801_rd(fm801,FM_CODEC_DATA,2); 237 } 238 239 static int 240 fm801_wrcd(kobj_t obj, void *devinfo, int regno, u_int32_t data) 241 { 242 struct fm801_info *fm801 = (struct fm801_info *)devinfo; 243 int i; 244 245 DPRINT("fm801_wrcd reg 0x%x val 0x%x\n",regno, data); 246 /* 247 if(regno == AC97_REG_RECSEL) return; 248 */ 249 /* Poll until codec is ready */ 250 for (i = 0; i < TIMO && fm801_rd(fm801,FM_CODEC_CMD,2) & FM_CODEC_CMD_BUSY; i++) { 251 DELAY(10000); 252 DPRINT("fm801 rdcd: 1 - DELAY\n"); 253 } 254 if (i >= TIMO) { 255 printf("fm801 wrcd: read codec busy\n"); 256 return -1; 257 } 258 259 fm801_wr(fm801,FM_CODEC_DATA,data, 2); 260 fm801_wr(fm801,FM_CODEC_CMD, regno,2); 261 262 /* wait until codec is ready */ 263 for (i = 0; i < TIMO && fm801_rd(fm801,FM_CODEC_CMD,2) & FM_CODEC_CMD_BUSY; i++) { 264 DELAY(10000); 265 DPRINT("fm801 wrcd: 2 - DELAY\n"); 266 } 267 if (i >= TIMO) { 268 printf("fm801 wrcd: read codec busy\n"); 269 return -1; 270 } 271 DPRINT("fm801 wrcd release reg 0x%x val 0x%x\n",regno, data); 272 return 0; 273 } 274 275 static kobj_method_t fm801_ac97_methods[] = { 276 KOBJMETHOD(ac97_read, fm801_rdcd), 277 KOBJMETHOD(ac97_write, fm801_wrcd), 278 { 0, 0 } 279 }; 280 AC97_DECLARE(fm801_ac97); 281 282 /* -------------------------------------------------------------------- */ 283 284 /* 285 * The interrupt handler 286 */ 287 static void 288 fm801_intr(void *p) 289 { 290 struct fm801_info *fm801 = (struct fm801_info *)p; 291 u_int32_t intsrc = fm801_rd(fm801, FM_INTSTATUS, 2); 292 293 DPRINT("\nfm801_intr intsrc 0x%x ", intsrc); 294 295 if(intsrc & FM_INTSTATUS_PLAY) { 296 fm801->play_flip++; 297 if(fm801->play_flip & 1) { 298 fm801_wr(fm801, FM_PLAY_DMABUF1, fm801->play_start,4); 299 } else 300 fm801_wr(fm801, FM_PLAY_DMABUF2, fm801->play_nextblk,4); 301 chn_intr(fm801->pch.channel); 302 } 303 304 if(intsrc & FM_INTSTATUS_REC) { 305 fm801->rec_flip++; 306 if(fm801->rec_flip & 1) { 307 fm801_wr(fm801, FM_REC_DMABUF1, fm801->rec_start,4); 308 } else 309 fm801_wr(fm801, FM_REC_DMABUF2, fm801->rec_nextblk,4); 310 chn_intr(fm801->rch.channel); 311 } 312 313 if ( intsrc & FM_INTSTATUS_MPU ) { 314 /* This is a TODOish thing... */ 315 fm801_wr(fm801, FM_INTSTATUS, intsrc & FM_INTSTATUS_MPU,2); 316 } 317 318 if ( intsrc & FM_INTSTATUS_VOL ) { 319 /* This is a TODOish thing... */ 320 fm801_wr(fm801, FM_INTSTATUS, intsrc & FM_INTSTATUS_VOL,2); 321 } 322 323 DPRINT("fm801_intr clear\n\n"); 324 fm801_wr(fm801, FM_INTSTATUS, intsrc & (FM_INTSTATUS_PLAY | FM_INTSTATUS_REC), 2); 325 } 326 327 /* -------------------------------------------------------------------- */ 328 /* channel interface */ 329 static void * 330 fm801ch_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) 331 { 332 struct fm801_info *fm801 = (struct fm801_info *)devinfo; 333 struct fm801_chinfo *ch = (dir == PCMDIR_PLAY)? &fm801->pch : &fm801->rch; 334 335 DPRINT("fm801ch_init, direction = %d\n", dir); 336 ch->parent = fm801; 337 ch->channel = c; 338 ch->buffer = b; 339 ch->dir = dir; 340 if (sndbuf_alloc(ch->buffer, fm801->parent_dmat, fm801->bufsz) == -1) return NULL; 341 return (void *)ch; 342 } 343 344 static int 345 fm801ch_setformat(kobj_t obj, void *data, u_int32_t format) 346 { 347 struct fm801_chinfo *ch = data; 348 struct fm801_info *fm801 = ch->parent; 349 350 DPRINT("fm801ch_setformat 0x%x : %s, %s, %s, %s\n", format, 351 (format & AFMT_STEREO)?"stereo":"mono", 352 (format & (AFMT_S16_LE | AFMT_S16_BE | AFMT_U16_LE | AFMT_U16_BE)) ? "16bit":"8bit", 353 (format & AFMT_SIGNED)? "signed":"unsigned", 354 (format & AFMT_BIGENDIAN)?"bigendiah":"littleendian" ); 355 356 if(ch->dir == PCMDIR_PLAY) { 357 fm801->play_fmt = (format & AFMT_STEREO)? FM_PLAY_STEREO : 0; 358 fm801->play_fmt |= (format & AFMT_16BIT) ? FM_PLAY_16BIT : 0; 359 return 0; 360 } 361 362 if(ch->dir == PCMDIR_REC ) { 363 fm801->rec_fmt = (format & AFMT_STEREO)? FM_REC_STEREO:0; 364 fm801->rec_fmt |= (format & AFMT_16BIT) ? FM_PLAY_16BIT : 0; 365 return 0; 366 } 367 368 return 0; 369 } 370 371 struct { 372 int limit; 373 int rate; 374 } fm801_rates[11] = { 375 { 6600, 5500 }, 376 { 8750, 8000 }, 377 { 10250, 9600 }, 378 { 13200, 11025 }, 379 { 17500, 16000 }, 380 { 20500, 19200 }, 381 { 26500, 22050 }, 382 { 35000, 32000 }, 383 { 41000, 38400 }, 384 { 46000, 44100 }, 385 { 48000, 48000 }, 386 /* anything above -> 48000 */ 387 }; 388 389 static int 390 fm801ch_setspeed(kobj_t obj, void *data, u_int32_t speed) 391 { 392 struct fm801_chinfo *ch = data; 393 struct fm801_info *fm801 = ch->parent; 394 int i; 395 396 397 for (i = 0; i < 10 && fm801_rates[i].limit <= speed; i++) ; 398 399 if(ch->dir == PCMDIR_PLAY) { 400 fm801->pch.spd = fm801_rates[i].rate; 401 fm801->play_shift = (i<<8); 402 fm801->play_shift &= FM_PLAY_RATE_MASK; 403 } 404 405 if(ch->dir == PCMDIR_REC ) { 406 fm801->rch.spd = fm801_rates[i].rate; 407 fm801->rec_shift = (i<<8); 408 fm801->rec_shift &= FM_REC_RATE_MASK; 409 } 410 411 ch->spd = fm801_rates[i].rate; 412 413 return fm801_rates[i].rate; 414 } 415 416 static int 417 fm801ch_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) 418 { 419 struct fm801_chinfo *ch = data; 420 struct fm801_info *fm801 = ch->parent; 421 422 if(ch->dir == PCMDIR_PLAY) { 423 if(fm801->play_flip) return fm801->play_blksize; 424 fm801->play_blksize = blocksize; 425 } 426 427 if(ch->dir == PCMDIR_REC) { 428 if(fm801->rec_flip) return fm801->rec_blksize; 429 fm801->rec_blksize = blocksize; 430 } 431 432 DPRINT("fm801ch_setblocksize %d (dir %d)\n",blocksize, ch->dir); 433 434 return blocksize; 435 } 436 437 static int 438 fm801ch_trigger(kobj_t obj, void *data, int go) 439 { 440 struct fm801_chinfo *ch = data; 441 struct fm801_info *fm801 = ch->parent; 442 u_int32_t baseaddr = vtophys(sndbuf_getbuf(ch->buffer)); 443 u_int32_t k1; 444 445 DPRINT("fm801ch_trigger go %d , ", go); 446 447 if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) { 448 return 0; 449 } 450 451 if (ch->dir == PCMDIR_PLAY) { 452 if (go == PCMTRIG_START) { 453 454 fm801->play_start = baseaddr; 455 fm801->play_nextblk = fm801->play_start + fm801->play_blksize; 456 fm801->play_flip = 0; 457 fm801_wr(fm801, FM_PLAY_DMALEN, fm801->play_blksize - 1, 2); 458 fm801_wr(fm801, FM_PLAY_DMABUF1,fm801->play_start,4); 459 fm801_wr(fm801, FM_PLAY_DMABUF2,fm801->play_nextblk,4); 460 fm801_wr(fm801, FM_PLAY_CTL, 461 FM_PLAY_START | FM_PLAY_STOPNOW | fm801->play_fmt | fm801->play_shift, 462 2 ); 463 } else { 464 fm801->play_flip = 0; 465 k1 = fm801_rd(fm801, FM_PLAY_CTL,2); 466 fm801_wr(fm801, FM_PLAY_CTL, 467 (k1 & ~(FM_PLAY_STOPNOW | FM_PLAY_START)) | 468 FM_PLAY_BUF1_LAST | FM_PLAY_BUF2_LAST, 2 ); 469 } 470 } else if(ch->dir == PCMDIR_REC) { 471 if (go == PCMTRIG_START) { 472 fm801->rec_start = baseaddr; 473 fm801->rec_nextblk = fm801->rec_start + fm801->rec_blksize; 474 fm801->rec_flip = 0; 475 fm801_wr(fm801, FM_REC_DMALEN, fm801->rec_blksize - 1, 2); 476 fm801_wr(fm801, FM_REC_DMABUF1,fm801->rec_start,4); 477 fm801_wr(fm801, FM_REC_DMABUF2,fm801->rec_nextblk,4); 478 fm801_wr(fm801, FM_REC_CTL, 479 FM_REC_START | FM_REC_STOPNOW | fm801->rec_fmt | fm801->rec_shift, 480 2 ); 481 } else { 482 fm801->rec_flip = 0; 483 k1 = fm801_rd(fm801, FM_REC_CTL,2); 484 fm801_wr(fm801, FM_REC_CTL, 485 (k1 & ~(FM_REC_STOPNOW | FM_REC_START)) | 486 FM_REC_BUF1_LAST | FM_REC_BUF2_LAST, 2); 487 } 488 } 489 490 return 0; 491 } 492 493 /* Almost ALSA copy */ 494 static int 495 fm801ch_getptr(kobj_t obj, void *data) 496 { 497 struct fm801_chinfo *ch = data; 498 struct fm801_info *fm801 = ch->parent; 499 int result = 0; 500 501 if (ch->dir == PCMDIR_PLAY) { 502 result = fm801_rd(fm801, 503 (fm801->play_flip&1) ? 504 FM_PLAY_DMABUF2:FM_PLAY_DMABUF1, 4) - fm801->play_start; 505 } 506 507 if (ch->dir == PCMDIR_REC) { 508 result = fm801_rd(fm801, 509 (fm801->rec_flip&1) ? 510 FM_REC_DMABUF2:FM_REC_DMABUF1, 4) - fm801->rec_start; 511 } 512 513 return result; 514 } 515 516 static struct pcmchan_caps * 517 fm801ch_getcaps(kobj_t obj, void *data) 518 { 519 return &fm801ch_caps; 520 } 521 522 static kobj_method_t fm801ch_methods[] = { 523 KOBJMETHOD(channel_init, fm801ch_init), 524 KOBJMETHOD(channel_setformat, fm801ch_setformat), 525 KOBJMETHOD(channel_setspeed, fm801ch_setspeed), 526 KOBJMETHOD(channel_setblocksize, fm801ch_setblocksize), 527 KOBJMETHOD(channel_trigger, fm801ch_trigger), 528 KOBJMETHOD(channel_getptr, fm801ch_getptr), 529 KOBJMETHOD(channel_getcaps, fm801ch_getcaps), 530 { 0, 0 } 531 }; 532 CHANNEL_DECLARE(fm801ch); 533 534 /* -------------------------------------------------------------------- */ 535 536 /* 537 * Init routine is taken from an original NetBSD driver 538 */ 539 static int 540 fm801_init(struct fm801_info *fm801) 541 { 542 u_int32_t k1; 543 544 /* reset codec */ 545 fm801_wr(fm801, FM_CODEC_CTL, 0x0020,2); 546 DELAY(100000); 547 fm801_wr(fm801, FM_CODEC_CTL, 0x0000,2); 548 DELAY(100000); 549 550 fm801_wr(fm801, FM_PCM_VOLUME, 0x0808,2); 551 fm801_wr(fm801, FM_FM_VOLUME, 0x0808,2); 552 fm801_wr(fm801, FM_I2S_VOLUME, 0x0808,2); 553 fm801_wr(fm801, 0x40,0x107f,2); /* enable legacy audio */ 554 555 fm801_wr((void *)fm801, FM_RECORD_SOURCE, 0x0000,2); 556 557 /* Unmask playback, record and mpu interrupts, mask the rest */ 558 k1 = fm801_rd((void *)fm801, FM_INTMASK,2); 559 fm801_wr(fm801, FM_INTMASK, 560 (k1 & ~(FM_INTMASK_PLAY | FM_INTMASK_REC | FM_INTMASK_MPU)) | 561 FM_INTMASK_VOL,2); 562 fm801_wr(fm801, FM_INTSTATUS, 563 FM_INTSTATUS_PLAY | FM_INTSTATUS_REC | FM_INTSTATUS_MPU | 564 FM_INTSTATUS_VOL,2); 565 566 DPRINT("FM801 init Ok\n"); 567 return 0; 568 } 569 570 static int 571 fm801_pci_attach(device_t dev) 572 { 573 u_int32_t data; 574 struct ac97_info *codec = 0; 575 struct fm801_info *fm801; 576 int i; 577 int mapped = 0; 578 char status[SND_STATUSLEN]; 579 580 if ((fm801 = (struct fm801_info *)malloc(sizeof(*fm801), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL) { 581 device_printf(dev, "cannot allocate softc\n"); 582 return ENXIO; 583 } 584 585 fm801->type = pci_get_devid(dev); 586 587 data = pci_read_config(dev, PCIR_COMMAND, 2); 588 data |= (PCIM_CMD_PORTEN|PCIM_CMD_MEMEN|PCIM_CMD_BUSMASTEREN); 589 pci_write_config(dev, PCIR_COMMAND, data, 2); 590 data = pci_read_config(dev, PCIR_COMMAND, 2); 591 592 for (i = 0; (mapped == 0) && (i < PCI_MAXMAPS_0); i++) { 593 fm801->regid = PCIR_MAPS + i*4; 594 fm801->regtype = SYS_RES_MEMORY; 595 fm801->reg = bus_alloc_resource(dev, fm801->regtype, &fm801->regid, 596 0, ~0, 1, RF_ACTIVE); 597 if(!fm801->reg) 598 { 599 fm801->regtype = SYS_RES_IOPORT; 600 fm801->reg = bus_alloc_resource(dev, fm801->regtype, &fm801->regid, 601 0, ~0, 1, RF_ACTIVE); 602 } 603 604 if(fm801->reg) { 605 fm801->st = rman_get_bustag(fm801->reg); 606 fm801->sh = rman_get_bushandle(fm801->reg); 607 mapped++; 608 } 609 } 610 611 if (mapped == 0) { 612 device_printf(dev, "unable to map register space\n"); 613 goto oops; 614 } 615 616 fm801->bufsz = pcm_getbuffersize(dev, 4096, FM801_DEFAULT_BUFSZ, 65536); 617 618 fm801_init(fm801); 619 620 codec = AC97_CREATE(dev, fm801, fm801_ac97); 621 if (codec == NULL) goto oops; 622 623 if (mixer_init(dev, ac97_getmixerclass(), codec) == -1) goto oops; 624 625 fm801->irqid = 0; 626 fm801->irq = bus_alloc_resource(dev, SYS_RES_IRQ, &fm801->irqid, 627 0, ~0, 1, RF_ACTIVE | RF_SHAREABLE); 628 if (!fm801->irq || snd_setup_intr(dev, fm801->irq, 0, fm801_intr, fm801, &fm801->ih, NULL)) { 629 device_printf(dev, "unable to map interrupt\n"); 630 goto oops; 631 } 632 633 if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0, 634 /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, 635 /*highaddr*/BUS_SPACE_MAXADDR, 636 /*filter*/NULL, /*filterarg*/NULL, 637 /*maxsize*/fm801->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff, 638 /*flags*/0, &fm801->parent_dmat) != 0) { 639 device_printf(dev, "unable to create dma tag\n"); 640 goto oops; 641 } 642 643 snprintf(status, 64, "at %s 0x%lx irq %ld", 644 (fm801->regtype == SYS_RES_IOPORT)? "io" : "memory", 645 rman_get_start(fm801->reg), rman_get_start(fm801->irq)); 646 647 #define FM801_MAXPLAYCH 1 648 if (pcm_register(dev, fm801, FM801_MAXPLAYCH, 1)) goto oops; 649 pcm_addchan(dev, PCMDIR_PLAY, &fm801ch_class, fm801); 650 pcm_addchan(dev, PCMDIR_REC, &fm801ch_class, fm801); 651 pcm_setstatus(dev, status); 652 653 fm801->radio = device_add_child(dev, "radio", -1); 654 bus_generic_attach(dev); 655 656 return 0; 657 658 oops: 659 if (codec) ac97_destroy(codec); 660 if (fm801->reg) bus_release_resource(dev, fm801->regtype, fm801->regid, fm801->reg); 661 if (fm801->ih) bus_teardown_intr(dev, fm801->irq, fm801->ih); 662 if (fm801->irq) bus_release_resource(dev, SYS_RES_IRQ, fm801->irqid, fm801->irq); 663 if (fm801->parent_dmat) bus_dma_tag_destroy(fm801->parent_dmat); 664 free(fm801, M_DEVBUF); 665 return ENXIO; 666 } 667 668 static int 669 fm801_pci_detach(device_t dev) 670 { 671 int r; 672 struct fm801_info *fm801; 673 674 DPRINT("Forte Media FM801 detach\n"); 675 676 fm801 = pcm_getdevinfo(dev); 677 678 r = bus_generic_detach(dev); 679 if (r) 680 return r; 681 if (fm801->radio != NULL) { 682 r = device_delete_child(dev, fm801->radio); 683 if (r) 684 return r; 685 fm801->radio = NULL; 686 } 687 688 r = pcm_unregister(dev); 689 if (r) 690 return r; 691 692 bus_release_resource(dev, fm801->regtype, fm801->regid, fm801->reg); 693 bus_teardown_intr(dev, fm801->irq, fm801->ih); 694 bus_release_resource(dev, SYS_RES_IRQ, fm801->irqid, fm801->irq); 695 bus_dma_tag_destroy(fm801->parent_dmat); 696 free(fm801, M_DEVBUF); 697 return 0; 698 } 699 700 static int 701 fm801_pci_probe( device_t dev ) 702 { 703 u_int32_t data; 704 int id, regtype, regid, result; 705 struct resource *reg; 706 bus_space_tag_t st; 707 bus_space_handle_t sh; 708 709 result = ENXIO; 710 711 if ((id = pci_get_devid(dev)) == PCI_DEVICE_FORTEMEDIA1 ) { 712 data = pci_read_config(dev, PCIR_COMMAND, 2); 713 data |= (PCIM_CMD_PORTEN|PCIM_CMD_BUSMASTEREN); 714 pci_write_config(dev, PCIR_COMMAND, data, 2); 715 data = pci_read_config(dev, PCIR_COMMAND, 2); 716 717 regid = PCIR_MAPS; 718 regtype = SYS_RES_IOPORT; 719 reg = bus_alloc_resource(dev, regtype, ®id, 0, ~0, 1, 720 RF_ACTIVE); 721 722 if (reg == NULL) 723 return ENXIO; 724 725 st = rman_get_bustag(reg); 726 sh = rman_get_bushandle(reg); 727 /* 728 * XXX: quick check that device actually has sound capabilities. 729 * The problem is that some cards built around FM801 chip only 730 * have radio tuner onboard, but no sound capabilities. There 731 * is no "official" way to quickly check this, because all 732 * IDs are exactly the same. The only difference is 0x28 733 * device control register, described in FM801 specification 734 * as "SRC/Mixer Test Control/DFC Status", but without 735 * any more detailed explanation. According to specs, and 736 * available sample cards (SF256-PCP-R and SF256-PCS-R) its 737 * power-on value should be `0', while on AC97-less tuner 738 * card (SF64-PCR) it was 0x80. 739 */ 740 /* 741 * HACK (on top of the hack above?) 742 * Unfortunately, some fully-sound-capable cards, like the 743 * TerraTec 512i, return 0x80. I don't know of any other 744 * differences to detect between the cards. As I have one 745 * of these cards but not an SF64-PCR, I'd prefer to have 746 * the card work, as would others with the same card. 747 * Therefore, not knowing better, disable this check. 748 */ 749 #ifdef I_HAVE_SF64_PCR 750 if (bus_space_read_1(st, sh, 0x28) == 0) { 751 #endif 752 device_set_desc(dev, 753 "Forte Media FM801 Audio Controller"); 754 result = 0; 755 #ifdef I_HAVE_SF64_PCR 756 } 757 #endif 758 759 bus_release_resource(dev, regtype, regid, reg); 760 } 761 /* 762 if ((id = pci_get_devid(dev)) == PCI_DEVICE_FORTEMEDIA2 ) { 763 device_set_desc(dev, "Forte Media FM801 Joystick (Not Supported)"); 764 return ENXIO; 765 } 766 */ 767 return (result); 768 } 769 770 static struct resource * 771 fm801_alloc_resource(device_t bus, device_t child, int type, int *rid, 772 u_long start, u_long end, u_long count, u_int flags) 773 { 774 struct fm801_info *fm801; 775 776 fm801 = pcm_getdevinfo(bus); 777 778 if (type == SYS_RES_IOPORT && *rid == PCIR_MAPS) 779 return (fm801->reg); 780 781 return (NULL); 782 } 783 784 static int 785 fm801_release_resource(device_t bus, device_t child, int type, int rid, 786 struct resource *r) 787 { 788 return (0); 789 } 790 791 static device_method_t fm801_methods[] = { 792 /* Device interface */ 793 DEVMETHOD(device_probe, fm801_pci_probe), 794 DEVMETHOD(device_attach, fm801_pci_attach), 795 DEVMETHOD(device_detach, fm801_pci_detach), 796 DEVMETHOD(device_shutdown, bus_generic_shutdown), 797 DEVMETHOD(device_suspend, bus_generic_suspend), 798 DEVMETHOD(device_resume, bus_generic_resume), 799 800 /* Bus interface */ 801 DEVMETHOD(bus_print_child, bus_generic_print_child), 802 DEVMETHOD(bus_alloc_resource, fm801_alloc_resource), 803 DEVMETHOD(bus_release_resource, fm801_release_resource), 804 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 805 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 806 { 0, 0} 807 }; 808 809 static driver_t fm801_driver = { 810 "pcm", 811 fm801_methods, 812 PCM_SOFTC_SIZE, 813 }; 814 815 DRIVER_MODULE(snd_fm801, pci, fm801_driver, pcm_devclass, 0, 0); 816 MODULE_DEPEND(snd_fm801, snd_pcm, PCM_MINVER, PCM_PREFVER, PCM_MAXVER); 817 MODULE_VERSION(snd_fm801, 1); 818