bktr_card.c revision 1.16
1 /* $SourceForge: bktr_card.c,v 1.3 2003/03/11 23:11:21 thomasklausner Exp $ */ 2 3 /* $NetBSD: bktr_card.c,v 1.16 2003/10/30 01:58:17 simonb Exp $ */ 4 /* $FreeBSD: src/sys/dev/bktr/bktr_card.c,v 1.16 2000/10/31 13:09:56 roger Exp$ */ 5 6 /* 7 * This is part of the Driver for Video Capture Cards (Frame grabbers) 8 * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 9 * chipset. 10 * Copyright Roger Hardiman and Amancio Hasty. 11 * 12 * bktr_card : This deals with identifying TV cards. 13 * trying to find the card make and model of card. 14 * trying to find the type of tuner fitted. 15 * reading the configuration EEPROM. 16 * locating i2c devices. 17 * 18 */ 19 20 /* 21 * 1. Redistributions of source code must retain the 22 * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman 23 * All rights reserved. 24 * 25 * Redistribution and use in source and binary forms, with or without 26 * modification, are permitted provided that the following conditions 27 * are met: 28 * 1. Redistributions of source code must retain the above copyright 29 * notice, this list of conditions and the following disclaimer. 30 * 2. Redistributions in binary form must reproduce the above copyright 31 * notice, this list of conditions and the following disclaimer in the 32 * documentation and/or other materials provided with the distribution. 33 * 3. All advertising materials mentioning features or use of this software 34 * must display the following acknowledgement: 35 * This product includes software developed by Amancio Hasty and 36 * Roger Hardiman 37 * 4. The name of the author may not be used to endorse or promote products 38 * derived from this software without specific prior written permission. 39 * 40 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 41 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 42 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 43 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 44 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 45 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 46 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 49 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 50 * POSSIBILITY OF SUCH DAMAGE. 51 */ 52 53 #include <sys/cdefs.h> 54 __KERNEL_RCSID(0, "$NetBSD: bktr_card.c,v 1.16 2003/10/30 01:58:17 simonb Exp $"); 55 56 #include "opt_bktr.h" /* Include any kernel config options */ 57 58 #include <sys/param.h> 59 #include <sys/systm.h> 60 #include <sys/vnode.h> 61 62 #ifdef __FreeBSD__ 63 64 #if (__FreeBSD_version < 500000) 65 #include <machine/clock.h> /* for DELAY */ 66 #endif 67 68 #include <pci/pcivar.h> 69 70 #if (__FreeBSD_version >=300000) 71 #include <machine/bus_memio.h> /* for bus space */ 72 #include <machine/bus.h> 73 #include <sys/bus.h> 74 #endif 75 #endif 76 77 #ifdef __NetBSD__ 78 #include <dev/ic/bt8xx.h> /* NetBSD location for .h files */ 79 #include <dev/pci/bktr/bktr_reg.h> 80 #include <dev/pci/bktr/bktr_core.h> 81 #include <dev/pci/bktr/bktr_tuner.h> 82 #include <dev/pci/bktr/bktr_card.h> 83 #include <dev/pci/bktr/bktr_audio.h> 84 #else 85 #include <machine/ioctl_meteor.h> /* Traditional location for .h files */ 86 #include <machine/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ 87 #include <dev/bktr/bktr_reg.h> 88 #include <dev/bktr/bktr_core.h> 89 #include <dev/bktr/bktr_tuner.h> 90 #include <dev/bktr/bktr_card.h> 91 #include <dev/bktr/bktr_audio.h> 92 #endif 93 94 /* Include the PCI Vendor definitions */ 95 #ifdef __NetBSD__ 96 #include <dev/pci/pcidevs.h> 97 #include <dev/pci/pcireg.h> 98 #endif 99 100 /* Various defines */ 101 #define HAUP_REMOTE_INT_WADDR 0x30 102 #define HAUP_REMOTE_INT_RADDR 0x31 103 104 #define HAUP_REMOTE_EXT_WADDR 0x34 105 #define HAUP_REMOTE_EXT_RADDR 0x35 106 107 /* address of BTSC/SAP decoder chip */ 108 #define TDA9850_WADDR 0xb6 109 #define TDA9850_RADDR 0xb7 110 111 /* address of MSP3400C chip */ 112 #define MSP3400C_WADDR 0x80 113 #define MSP3400C_RADDR 0x81 114 115 /* address of DPL3518A chip */ 116 #define DPL3518A_WADDR 0x84 117 #define DPL3518A_RADDR 0x85 118 119 /* EEProm (128 * 8) on an STB card */ 120 #define X24C01_WADDR 0xae 121 #define X24C01_RADDR 0xaf 122 123 124 /* EEProm (256 * 8) on a Hauppauge card */ 125 /* and on most BT878s cards to store the sub-system vendor id */ 126 #define PFC8582_WADDR 0xa0 127 #define PFC8582_RADDR 0xa1 128 129 #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL 130 #define DEFAULT_TUNER PHILIPS_PALI 131 #else 132 #define DEFAULT_TUNER PHILIPS_NTSC 133 #endif 134 135 136 137 138 /* 139 * the data for each type of card 140 * 141 * Note: 142 * these entried MUST be kept in the order defined by the CARD_XXX defines! 143 */ 144 static const struct CARDTYPE cards[] = { 145 146 { CARD_UNKNOWN, /* the card id */ 147 "Unknown", /* the 'name' */ 148 NULL, /* the tuner */ 149 0, /* the tuner i2c address */ 150 0, /* dbx unknown */ 151 0, 152 0, 153 0, /* EEProm unknown */ 154 0, /* EEProm unknown */ 155 { 0, 0, 0, 0, 0 }, 156 0 }, /* GPIO mask */ 157 158 { CARD_MIRO, /* the card id */ 159 "Pinnacle/Miro TV", /* the 'name' */ 160 NULL, /* the tuner */ 161 0, /* the tuner i2c address */ 162 0, /* dbx unknown */ 163 0, 164 0, 165 0, /* EEProm unknown */ 166 0, /* size unknown */ 167 { 0x02, 0x01, 0x00, 0x0a, 1 }, /* audio MUX values */ 168 0x0f }, /* GPIO mask */ 169 170 { CARD_HAUPPAUGE, /* the card id */ 171 "Hauppauge WinCast/TV", /* the 'name' */ 172 NULL, /* the tuner */ 173 0, /* the tuner i2c address */ 174 0, /* dbx is optional */ 175 0, 176 0, 177 PFC8582_WADDR, /* EEProm type */ 178 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 179 { 0x00, 0x02, 0x01, 0x04, 1 }, /* audio MUX values */ 180 0x0f }, /* GPIO mask */ 181 182 { CARD_STB, /* the card id */ 183 "STB TV/PCI", /* the 'name' */ 184 NULL, /* the tuner */ 185 0, /* the tuner i2c address */ 186 0, /* dbx is optional */ 187 0, 188 0, 189 X24C01_WADDR, /* EEProm type */ 190 (u_char)(128 / EEPROMBLOCKSIZE), /* 128 bytes */ 191 { 0x00, 0x01, 0x02, 0x02, 1 }, /* audio MUX values */ 192 0x0f }, /* GPIO mask */ 193 194 { CARD_INTEL, /* the card id */ 195 "Intel Smart Video III/VideoLogic Captivator PCI", /* the 'name' */ 196 NULL, /* the tuner */ 197 0, /* the tuner i2c address */ 198 0, 199 0, 200 0, 201 0, 202 0, 203 { 0, 0, 0, 0, 0 }, /* audio MUX values */ 204 0x00 }, /* GPIO mask */ 205 206 { CARD_IMS_TURBO, /* the card id */ 207 "IMS TV Turbo", /* the 'name' */ 208 NULL, /* the tuner */ 209 0, /* the tuner i2c address */ 210 0, /* dbx is optional */ 211 0, 212 0, 213 PFC8582_WADDR, /* EEProm type */ 214 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 215 { 0x01, 0x02, 0x01, 0x00, 1 }, /* audio MUX values */ 216 0x0f }, /* GPIO mask */ 217 218 { CARD_AVER_MEDIA, /* the card id */ 219 "AVer Media TV/FM", /* the 'name' */ 220 NULL, /* the tuner */ 221 0, /* the tuner i2c address */ 222 0, /* dbx is optional */ 223 0, 224 0, 225 0, /* EEProm type */ 226 0, /* EEProm size */ 227 { 0x0c, 0x08, 0x04, 0x00, 1 }, /* audio MUX values */ 228 0x1f }, /* GPIO mask */ 229 230 { CARD_OSPREY, /* the card id */ 231 "MMAC Osprey", /* the 'name' */ 232 NULL, /* the tuner */ 233 0, /* the tuner i2c address */ 234 0, /* dbx is optional */ 235 0, 236 0, 237 PFC8582_WADDR, /* EEProm type */ 238 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 239 { 0x00, 0x00, 0x00, 0x00, 0 }, /* audio MUX values */ 240 0 }, /* GPIO mask */ 241 242 { CARD_NEC_PK, /* the card id */ 243 "NEC PK-UG-X017", /* the 'name' */ 244 NULL, /* the tuner */ 245 0, /* the tuner i2c address */ 246 0, /* dbx is optional */ 247 0, 248 0, 249 0, /* EEProm type */ 250 0, /* EEProm size */ 251 { 0x01, 0x02, 0x01, 0x00, 1 }, /* audio MUX values */ 252 0x0f }, /* GPIO mask */ 253 254 { CARD_IO_GV, /* the card id */ 255 "I/O DATA GV-BCTV2/PCI", /* the 'name' */ 256 NULL, /* the tuner */ 257 0, /* the tuner i2c address */ 258 0, /* dbx is optional */ 259 0, 260 0, 261 0, /* EEProm type */ 262 0, /* EEProm size */ 263 { 0x00, 0x00, 0x00, 0x00, 1 }, /* Has special MUX handler */ 264 0x0f }, /* GPIO mask */ 265 266 { CARD_FLYVIDEO, /* the card id */ 267 "FlyVideo", /* the 'name' */ 268 NULL, /* the tuner */ 269 0, /* the tuner i2c address */ 270 0, /* dbx is optional */ 271 0, /* msp34xx is optional */ 272 0, /* dpl3518a is optional */ 273 0xac, /* EEProm type */ 274 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 275 { 0x000, 0x800, 0x400, 0x8dff00, 1 },/* audio MUX values */ 276 0x8dff00 }, /* GPIO mask */ 277 278 { CARD_ZOLTRIX, /* the card id */ 279 "Zoltrix", /* the 'name' */ 280 NULL, /* the tuner */ 281 0, /* the tuner i2c address */ 282 0, /* dbx is optional */ 283 0, /* msp34xx is optional */ 284 0, /* dpl3518a is optional */ 285 0, /* EEProm type */ 286 0, /* EEProm size */ 287 { 0x04, 0x01, 0x00, 0x0a, 1 }, /* audio MUX values */ 288 0x0f }, /* GPIO mask */ 289 290 { CARD_KISS, /* the card id */ 291 "KISS TV/FM PCI", /* the 'name' */ 292 NULL, /* the tuner */ 293 0, /* the tuner i2c address */ 294 0, /* dbx is optional */ 295 0, /* msp34xx is optional */ 296 0, /* dpl3518a is optional */ 297 0, /* EEProm type */ 298 0, /* EEProm size */ 299 { 0x0c, 0x00, 0x0b, 0x0b, 1 }, /* audio MUX values */ 300 0x0f }, /* GPIO mask */ 301 302 { CARD_VIDEO_HIGHWAY_XTREME, /* the card id */ 303 "Video Highway Xtreme", /* the 'name' */ 304 NULL, /* the tuner */ 305 0, 306 0, 307 0, 308 0, 309 0, /* EEProm type */ 310 0, /* EEProm size */ 311 { 0x00, 0x02, 0x01, 0x04, 1 }, /* audio MUX values */ 312 0x0f }, /* GPIO mask */ 313 314 { CARD_ASKEY_DYNALINK_MAGIC_TVIEW, /* the card id */ 315 "Askey/Dynalink Magic TView", /* the 'name' */ 316 NULL, /* the tuner */ 317 0, 318 0, 319 0, 320 0, 321 0, /* EEProm type */ 322 0, /* EEProm size */ 323 { 0x400, 0xE00, 0x400, 0xC00, 1 }, /* audio MUX values */ 324 0xE00 }, /* GPIO mask */ 325 326 { CARD_LEADTEK, /* the card id */ 327 "Leadtek WinFast TV2000/VC100", /* the 'name' */ 328 NULL, /* the tuner */ 329 0, 330 0, 331 0, 332 0, 333 0, /* EEProm type */ 334 0, /* EEProm size */ 335 /* Tuner, Extern, Intern, Mute, Enabled */ 336 { 0x621000, 0x621000, 0x621000, 0xE21000, 1 }, /* audio MUX values */ 337 0xfff000 }, /* GPIO mask */ 338 339 { CARD_TERRATVPLUS, /* the card id */ 340 "TerraTVplus", /* the 'name' */ 341 NULL, /* the tuner */ 342 0, 343 0, 344 0, 345 0, 346 0, /* EEProm type */ 347 0, /* EEProm size */ 348 { 0x20000, 0x00000, 0x30000, 0x40000, 1 }, /* audio MUX values*/ 349 0x70000 }, /* GPIO mask */ 350 351 }; 352 353 struct bt848_card_sig bt848_card_signature[1]= { 354 /* IMS TURBO TV : card 5 */ 355 { 5,9, {00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00}} 356 357 358 }; 359 360 361 /* 362 * Write to the configuration EEPROM on the card. 363 * This is dangerous and will mess up your card. Therefore it is not 364 * implemented. 365 */ 366 int 367 writeEEProm(bktr_ptr_t bktr, int offset, int count, u_char *data) 368 { 369 return(-1); 370 } 371 372 /* 373 * Read the contents of the configuration EEPROM on the card. 374 * (This is not fitted to all makes of card. All Hauppauge cards have them 375 * and so do newer Bt878 based cards. 376 */ 377 int 378 readEEProm(bktr_ptr_t bktr, int offset, int count, u_char *data) 379 { 380 int x; 381 int addr; 382 int max; 383 int byte; 384 385 /* get the address of the EEProm */ 386 addr = (int)(bktr->card.eepromAddr & 0xff); 387 if (addr == 0) 388 return(-1); 389 390 max = (int)(bktr->card.eepromSize * EEPROMBLOCKSIZE); 391 if ((offset + count) > max) 392 return(-1); 393 394 /* set the start address */ 395 if (i2cWrite(bktr, addr, offset, -1) == -1) 396 return(-1); 397 398 /* the read cycle */ 399 for (x = 0; x < count; ++x) { 400 if ((byte = i2cRead(bktr, (addr | 1))) == -1) 401 return(-1); 402 data[x] = byte; 403 } 404 405 return(0); 406 } 407 408 409 #define ABSENT (-1) 410 411 /* 412 * get a signature of the card 413 * read all 128 possible i2c read addresses from 0x01 thru 0xff 414 * build a bit array with a 1 bit for each i2c device that responds 415 * 416 * XXX FIXME: use offset & count args 417 */ 418 int 419 signCard(bktr_ptr_t bktr, int offset, int count, u_char* sig) 420 { 421 int x; 422 423 for (x = 0; x < 16; ++x) 424 sig[x] = 0; 425 426 for (x = 0; x < count; ++x) { 427 if (i2cRead(bktr, (2 * x) + 1) != ABSENT) { 428 sig[x / 8] |= (1 << (x % 8)); 429 } 430 } 431 432 return(0); 433 } 434 435 436 /* 437 * check_for_i2c_devices. 438 * Some BT848 cards have no tuner and no additional i2c devices 439 * eg stereo decoder. These are used for video conferencing or capture from 440 * a video camera. (eg VideoLogic Captivator PCI, Intel SmartCapture card). 441 * 442 * Determine if there are any i2c devices present. There are none present if 443 * a) reading from all 128 devices returns ABSENT (-1) for each one 444 * (eg VideoLogic Captivator PCI with BT848) 445 * b) reading from all 128 devices returns 0 for each one 446 * (eg VideoLogic Captivator PCI rev. 2F with BT848A) 447 */ 448 static int check_for_i2c_devices(bktr_ptr_t bktr) { 449 int x, temp_read; 450 int i2c_all_0 = 1; 451 int i2c_all_absent = 1; 452 for (x = 0; x < 128; ++x) { 453 temp_read = i2cRead(bktr, (2 * x) + 1); 454 if (temp_read != 0) i2c_all_0 = 0; 455 if (temp_read != ABSENT) i2c_all_absent = 0; 456 } 457 458 if ((i2c_all_0) || (i2c_all_absent)) return 0; 459 else return 1; 460 } 461 462 463 /* 464 * Temic/Philips datasheets say tuners can be at i2c addresses 0xc0, 0xc2, 465 * 0xc4 or 0xc6, settable by links on the tuner. 466 * Determine the actual address used on the TV card by probing read addresses. 467 */ 468 static int locate_tuner_address(bktr_ptr_t bktr) { 469 if (i2cRead(bktr, 0xc1) != ABSENT) return 0xc0; 470 if (i2cRead(bktr, 0xc3) != ABSENT) return 0xc2; 471 if (i2cRead(bktr, 0xc5) != ABSENT) return 0xc4; 472 if (i2cRead(bktr, 0xc7) != ABSENT) return 0xc6; 473 return -1; /* no tuner found */ 474 } 475 476 477 /* 478 * Search for a configuration EEPROM on the i2c bus by looking at i2c addresses 479 * where EEPROMs are usually found. 480 * On some cards, the EEPROM appears in several locations, but all in the 481 * range 0xa0 to 0xae. 482 */ 483 static int locate_eeprom_address(bktr_ptr_t bktr) { 484 if (i2cRead(bktr, 0xa0) != ABSENT) return 0xa0; 485 if (i2cRead(bktr, 0xac) != ABSENT) return 0xac; 486 if (i2cRead(bktr, 0xae) != ABSENT) return 0xae; 487 return -1; /* no eeprom found */ 488 } 489 490 491 /* 492 * determine the card brand/model 493 * BKTR_OVERRIDE_CARD, BKTR_OVERRIDE_TUNER, BKTR_OVERRIDE_DBX and 494 * BKTR_OVERRIDE_MSP can be used to select a specific device, 495 * regardless of the autodetection and i2c device checks. 496 * 497 * The scheme used for probing cards faces these problems: 498 * It is impossible to work out which type of tuner is actually fitted, 499 * (the driver cannot tell if the Tuner is PAL or NTSC, Temic or Philips) 500 * It is impossible to determine what audio-mux hardware is connected. 501 * It is impossible to determine if there is extra hardware connected to the 502 * GPIO pins (eg radio chips or MSP34xx reset logic) 503 * 504 * However some makes of card (eg Hauppauge) come with a configuration eeprom 505 * which tells us the make of the card. Most eeproms also tell us the 506 * tuner type and other features of the the cards. 507 * 508 * The current probe code works as follows 509 * A) If the card uses a Bt878/879: 510 * 1) Read the sub-system vendor id from the configuration EEPROM. 511 * Select the required tuner, audio mux arrangement and any other 512 * onboard features. If this fails, move to step B. 513 * B) If it card uses a Bt848, 848A, 849A or an unknown Bt878/879: 514 * 1) Look for I2C devices. If there are none fitted, it is an Intel or 515 * VideoLogic cards. 516 * 2) Look for a configuration EEPROM. 517 * 2a) If there is one at I2C address 0xa0 it may be 518 * a Hauppauge or an Osprey. Check the EEPROM contents to determine which 519 * one it is. For Hauppauge, select the tuner type and audio hardware. 520 * 2b) If there is an EEPROM at I2C address 0xa8 it will be an STB card. 521 * We still have to guess on the tuner type. 522 * 523 * C) If we do not know the card type from (A) or (B), guess at the tuner 524 * type based on the I2C address of the tuner. 525 * 526 * D) After determining the Tuner Type, we probe the i2c bus for other 527 * devices at known locations, eg IR-Remote Control, MSP34xx and TDA 528 * stereo chips. 529 */ 530 531 532 /* 533 * These are the sub-system vendor ID codes stored in the 534 * configuration EEPROM used on Bt878/879 cards. They should match the 535 * number assigned to the company by the PCI Special Interest Group 536 */ 537 #ifndef __NetBSD__ 538 #define PCI_VENDOR_HAUPPAUGE 0x0070 539 #define PCI_VENDOR_AVERMEDIA 0x1461 540 #define PCI_VENDOR_STB 0x10B4 541 #define PCI_VENDOR_ASKEY 0x144F 542 #endif 543 /* Following not confirmed with http://members.hyperlink.net.au/~chart, 544 so not added to NetBSD's pcidevs */ 545 #define PCI_VENDOR_LEADTEK_ALT 0x6606 546 #define PCI_VENDOR_LEADTEK_ALT_2 0x6607 547 #define PCI_VENDOR_FLYVIDEO 0x1851 548 #define PCI_VENDOR_FLYVIDEO_2 0x1852 549 #define PCI_VENDOR_PINNACLE_ALT 0xBD11 550 551 void 552 probeCard(bktr_ptr_t bktr, int verbose, int unit) 553 { 554 int card, i,j, card_found; 555 int status; 556 u_char probe_signature[128], *probe_temp; 557 int any_i2c_devices; 558 u_char eeprom[256]; 559 int tuner_i2c_address = -1; 560 int eeprom_i2c_address = -1; 561 562 /* Select all GPIO bits as inputs */ 563 OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 564 if (bootverbose) 565 printf("%s: GPIO is 0x%08x\n", bktr_name(bktr), 566 INL(bktr, BKTR_GPIO_DATA)); 567 568 #ifdef HAUPPAUGE_MSP_RESET 569 /* Reset the MSP34xx audio chip. This resolves bootup card 570 * detection problems with old Bt848 based Hauppauge cards with 571 * MSP34xx stereo audio chips. This must be user enabled because 572 * at this point the probe function does not know the card type. */ 573 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | (1<<5)); 574 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 575 DELAY(2500); /* wait 2.5ms */ 576 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) & ~(1<<5)); /* write '0' */ 577 DELAY(2500); /* wait 2.5ms */ 578 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 579 DELAY(2500); /* wait 2.5ms */ 580 #endif 581 582 /* Check for the presence of i2c devices */ 583 any_i2c_devices = check_for_i2c_devices(bktr); 584 585 586 /* Check for a user specified override on the card selection */ 587 #if defined(BKTR_OVERRIDE_CARD) 588 bktr->card = cards[(card = BKTR_OVERRIDE_CARD)]; 589 goto checkEEPROM; 590 #endif 591 if (bktr->bt848_card != -1) { 592 bktr->card = cards[(card = bktr->bt848_card)]; 593 goto checkEEPROM; 594 } 595 596 597 /* No override, so try and determine the make of the card */ 598 599 /* On BT878/879 cards, read the sub-system vendor id */ 600 /* This identifies the manufacturer of the card and the model */ 601 /* In theory this can be read from PCI registers but this does not */ 602 /* appear to work on the FlyVideo 98. Hauppauge also warned that */ 603 /* the PCI registers are sometimes not loaded correctly. */ 604 /* Therefore, I will read the sub-system vendor ID from the EEPROM */ 605 /* (just like the Bt878 does during power up initialisation) */ 606 607 if ((bktr->id==BROOKTREE_878) || (bktr->id==BROOKTREE_879)) { 608 /* Try and locate the EEPROM */ 609 eeprom_i2c_address = locate_eeprom_address(bktr); 610 if (eeprom_i2c_address != -1) { 611 612 unsigned int subsystem_vendor_id; /* vendors PCI-SIG ID */ 613 unsigned int subsystem_id; /* board model number */ 614 unsigned int byte_252, byte_253, byte_254, byte_255; 615 616 bktr->card = cards[(card = CARD_UNKNOWN)]; 617 bktr->card.eepromAddr = eeprom_i2c_address; 618 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 619 620 if(readEEProm(bktr, 0, 256, (u_char *) &eeprom)) 621 printf("%s: error reading EEPROM\n", bktr_name(bktr)); 622 623 byte_252 = (unsigned int)eeprom[252]; 624 byte_253 = (unsigned int)eeprom[253]; 625 byte_254 = (unsigned int)eeprom[254]; 626 byte_255 = (unsigned int)eeprom[255]; 627 628 subsystem_id = (byte_252 << 8) | byte_253; 629 subsystem_vendor_id = (byte_254 << 8) | byte_255; 630 631 if (bootverbose) 632 printf("%s: subsystem 0x%04x 0x%04x\n", bktr_name(bktr), 633 subsystem_vendor_id, subsystem_id); 634 635 if (subsystem_vendor_id == PCI_VENDOR_AVERMEDIA) { 636 bktr->card = cards[(card = CARD_AVER_MEDIA)]; 637 bktr->card.eepromAddr = eeprom_i2c_address; 638 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 639 goto checkTuner; 640 } 641 642 if (subsystem_vendor_id == PCI_VENDOR_HAUPPAUGE) { 643 bktr->card = cards[(card = CARD_HAUPPAUGE)]; 644 bktr->card.eepromAddr = eeprom_i2c_address; 645 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 646 goto checkTuner; 647 } 648 649 if ((subsystem_vendor_id == PCI_VENDOR_FLYVIDEO) 650 || (subsystem_vendor_id == PCI_VENDOR_FLYVIDEO_2)) { 651 bktr->card = cards[(card = CARD_FLYVIDEO)]; 652 bktr->card.eepromAddr = eeprom_i2c_address; 653 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 654 goto checkTuner; 655 } 656 657 if (subsystem_vendor_id == PCI_VENDOR_STB) { 658 bktr->card = cards[(card = CARD_STB)]; 659 bktr->card.eepromAddr = eeprom_i2c_address; 660 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 661 goto checkTuner; 662 } 663 664 if (subsystem_vendor_id == PCI_VENDOR_ASKEY) { 665 bktr->card = cards[(card = CARD_ASKEY_DYNALINK_MAGIC_TVIEW)]; 666 bktr->card.eepromAddr = eeprom_i2c_address; 667 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 668 goto checkTuner; 669 } 670 671 if ((subsystem_vendor_id == PCI_VENDOR_LEADTEK_ALT) 672 || (subsystem_vendor_id == PCI_VENDOR_LEADTEK_ALT_2)) { 673 bktr->card = cards[(card = CARD_LEADTEK)]; 674 bktr->card.eepromAddr = eeprom_i2c_address; 675 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 676 goto checkTuner; 677 } 678 679 if (subsystem_vendor_id == PCI_VENDOR_PINNACLE_ALT) { 680 bktr->card = cards[(card = CARD_MIRO)]; 681 bktr->card.eepromAddr = eeprom_i2c_address; 682 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 683 goto checkTuner; 684 } 685 686 if (subsystem_vendor_id == PCI_VENDOR_TERRATEC) { 687 bktr->card = cards[(card = CARD_TERRATVPLUS)]; 688 bktr->card.eepromAddr = eeprom_i2c_address; 689 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 690 goto checkTuner; 691 } 692 693 /* Vendor is unknown. We will use the standard probe code */ 694 /* which may not give best results */ 695 printf("%s: Warning - card vendor 0x%04x (model 0x%04x) unknown.\n", 696 bktr_name(bktr), subsystem_vendor_id, subsystem_id); 697 } 698 else 699 { 700 printf("%s: Card has no configuration EEPROM. Cannot determine card make.\n", 701 bktr_name(bktr)); 702 } 703 } /* end of bt878/bt879 card detection code */ 704 705 /* If we get to this point, we must have a Bt848/848A/849A card */ 706 /* or a Bt878/879 with an unknown subsystem vendor id */ 707 /* Try and determine the make of card by clever i2c probing */ 708 709 /* Check for i2c devices. If none, move on */ 710 if (!any_i2c_devices) { 711 bktr->card = cards[(card = CARD_INTEL)]; 712 bktr->card.eepromAddr = 0; 713 bktr->card.eepromSize = 0; 714 goto checkTuner; 715 } 716 717 /* Look for Hauppauge, STB and Osprey cards by the presence */ 718 /* of an EEPROM */ 719 /* Note: Bt878 based cards also use EEPROMs so we can only do this */ 720 /* test on BT848/848A and 849A based cards. */ 721 if ((bktr->id==BROOKTREE_848) || 722 (bktr->id==BROOKTREE_848A) || 723 (bktr->id==BROOKTREE_849A)) { 724 725 /* At i2c address 0xa0, look for Hauppauge and Osprey cards */ 726 if ((status = i2cRead(bktr, PFC8582_RADDR)) != ABSENT) { 727 728 /* Read the eeprom contents */ 729 bktr->card = cards[(card = CARD_UNKNOWN)]; 730 bktr->card.eepromAddr = PFC8582_WADDR; 731 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 732 readEEProm(bktr, 0, 128, (u_char *) &eeprom); 733 734 /* For Hauppauge, check the EEPROM begins with 0x84 */ 735 if (eeprom[0] == 0x84) { 736 bktr->card = cards[(card = CARD_HAUPPAUGE)]; 737 bktr->card.eepromAddr = PFC8582_WADDR; 738 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 739 goto checkTuner; 740 } 741 742 /* For Osprey, check the EEPROM begins with "MMAC" */ 743 if ((eeprom[0] == 'M') &&(eeprom[1] == 'M') 744 &&(eeprom[2] == 'A') &&(eeprom[3] == 'C')) { 745 bktr->card = cards[(card = CARD_OSPREY)]; 746 bktr->card.eepromAddr = PFC8582_WADDR; 747 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 748 goto checkTuner; 749 } 750 printf("%s: Warning: Unknown card type. EEPROM data not recognised\n", 751 bktr_name(bktr)); 752 printf("%s: %x %x %x %x\n", bktr_name(bktr), 753 eeprom[0],eeprom[1],eeprom[2],eeprom[3]); 754 } 755 756 /* look for an STB card */ 757 if ((status = i2cRead(bktr, X24C01_RADDR)) != ABSENT) { 758 bktr->card = cards[(card = CARD_STB)]; 759 bktr->card.eepromAddr = X24C01_WADDR; 760 bktr->card.eepromSize = (u_char)(128 / EEPROMBLOCKSIZE); 761 goto checkTuner; 762 } 763 764 } 765 766 signCard(bktr, 1, 128, (u_char *) &probe_signature); 767 768 if (bootverbose) { 769 printf("%s: card signature: ", bktr_name(bktr)); 770 for (j = 0; j < Bt848_MAX_SIGN; j++) { 771 printf(" %02x ", probe_signature[j]); 772 } 773 printf("\n\n"); 774 } 775 for (i = 0; 776 i < (sizeof bt848_card_signature)/ sizeof (struct bt848_card_sig); 777 i++) { 778 779 card_found = 1; 780 probe_temp = (u_char *) &bt848_card_signature[i].signature; 781 782 for (j = 0; j < Bt848_MAX_SIGN; j++) { 783 if ((probe_temp[j] & 0xf) != (probe_signature[j] & 0xf)) { 784 card_found = 0; 785 break; 786 } 787 788 } 789 if (card_found) { 790 bktr->card = cards[card = bt848_card_signature[i].card]; 791 eeprom_i2c_address = locate_eeprom_address(bktr); 792 if (eeprom_i2c_address != -1) { 793 bktr->card.eepromAddr = eeprom_i2c_address; 794 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 795 } else { 796 bktr->card.eepromAddr = 0; 797 bktr->card.eepromSize = 0; 798 } 799 tuner_i2c_address = locate_tuner_address(bktr); 800 select_tuner(bktr, bt848_card_signature[i].tuner); 801 goto checkDBX; 802 } 803 } 804 805 /* We do not know the card type. Default to Miro */ 806 bktr->card = cards[(card = CARD_MIRO)]; 807 808 809 checkEEPROM: 810 /* look for a configuration eeprom */ 811 eeprom_i2c_address = locate_eeprom_address(bktr); 812 if (eeprom_i2c_address != -1) { 813 bktr->card.eepromAddr = eeprom_i2c_address; 814 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 815 } else { 816 bktr->card.eepromAddr = 0; 817 bktr->card.eepromSize = 0; 818 } 819 820 821 checkTuner: 822 823 /* look for a tuner */ 824 tuner_i2c_address = locate_tuner_address(bktr); 825 if (tuner_i2c_address == -1) { 826 select_tuner(bktr, NO_TUNER); 827 goto checkDBX; 828 } 829 830 #if defined(BKTR_OVERRIDE_TUNER) 831 select_tuner(bktr, BKTR_OVERRIDE_TUNER); 832 goto checkDBX; 833 #endif 834 if (bktr->bt848_tuner != -1) { 835 select_tuner(bktr, bktr->bt848_tuner & 0xff); 836 goto checkDBX; 837 } 838 839 /* Check for i2c devices */ 840 if (!any_i2c_devices) { 841 select_tuner(bktr, NO_TUNER); 842 goto checkDBX; 843 } 844 845 /* differentiate type of tuner */ 846 847 switch (card) { 848 case CARD_MIRO: 849 switch (((INL(bktr, BKTR_GPIO_DATA) >> 10)-1)&7) { 850 case 0: select_tuner(bktr, TEMIC_PAL); break; 851 case 1: select_tuner(bktr, PHILIPS_PAL); break; 852 case 2: select_tuner(bktr, PHILIPS_NTSC); break; 853 case 3: select_tuner(bktr, PHILIPS_SECAM); break; 854 case 4: select_tuner(bktr, NO_TUNER); break; 855 case 5: select_tuner(bktr, PHILIPS_PALI); break; 856 case 6: select_tuner(bktr, TEMIC_NTSC); break; 857 case 7: select_tuner(bktr, TEMIC_PALI); break; 858 } 859 goto checkDBX; 860 break; 861 862 case CARD_HAUPPAUGE: 863 /* Hauppauge kindly supplied the following Tuner Table */ 864 /* FIXME: I think the tuners the driver selects for types */ 865 /* 0x08 and 0x15 may be incorrect but no one has complained. */ 866 /* Old Temic tuners had their own API, but newer Temic tuners */ 867 /* have the same API as Philips tuners */ 868 /* 869 ID Tuner Model Format We select Format 870 0x00 NONE 871 0x01 EXTERNAL 872 0x02 OTHER 873 0x03 Philips FI1216 BG 874 0x04 Philips FI1216MF BGLL' PHILIPS_SECAM 875 0x05 Philips FI1236 MN PHILIPS_NTSC 876 0x06 Philips FI1246 I PHILIPS_PALI 877 0x07 Philips FI1256 DK 878 0x08 Philips FI1216 MK2 BG PHILIPS_PALI 879 0x09 Philips FI1216MF MK2 BGLL' PHILIPS_SECAM 880 0x0a Philips FI1236 MK2 MN PHILIPS_NTSC 881 0x0b Philips FI1246 MK2 I PHILIPS_PALI 882 0x0c Philips FI1256 MK2 DK 883 0x0d Temic 4032FY5 NTSC TEMIC_NTSC 884 0x0e Temic 4002FH5 BG TEMIC_PAL 885 0x0f Temic 4062FY5 I TEMIC_PALI 886 0x10 Philips FR1216 MK2 BG 887 0x11 Philips FR1216MF MK2 BGLL' PHILIPS_FR1236_SECAM 888 0x12 Philips FR1236 MK2 MN PHILIPS_FR1236_NTSC 889 0x13 Philips FR1246 MK2 I 890 0x14 Philips FR1256 MK2 DK 891 0x15 Philips FM1216 BG PHILIPS_FR1216_PAL 892 0x16 Philips FM1216MF BGLL' PHILIPS_FR1236_SECAM 893 0x17 Philips FM1236 MN PHILIPS_FR1236_NTSC 894 0x18 Philips FM1246 I 895 0x19 Philips FM1256 DK 896 0x1a Temic 4036FY5 MN (FI1236 MK2 clone) PHILIPS_NTSC 897 0x1b Samsung TCPN9082D MN 898 0x1c Samsung TCPM9092P Pal BG/I/DK 899 0x1d Temic 4006FH5 BG PHILIPS_PALI 900 0x1e Samsung TCPN9085D MN/Radio 901 0x1f Samsung TCPB9085P Pal BG/I/DK / Radio 902 0x20 Samsung TCPL9091P Pal BG & Secam L/L' 903 0x21 Temic 4039FY5 NTSC Radio 904 0x22 Philips FQ1216ME Pal BGIDK & Secam L/L' 905 0x23 Temic 4066FY5 Pal I (FI1246 MK2 clone) PHILIPS_PALI 906 0x24 Philips TD1536 MN/ATSCDigital 907 0x25 Philips TD1536D MN/ATSCDigital DUAL INPUT 908 0x26 Philips FMR1236 M/N FM(no demod) 909 0x27 Philips FI1256MP B/G, D/K 910 0x28 Samsung TCPQ9091P BG/I/DK, L/L' 911 0x29 Temic 4006FN5 BG/I/DK 912 0x2a Temic 4009FR5 BG FM PHILIPS_FR1216_PAL 913 0x2b Temic 4046FM5 B/G, I, D/K, L/L' 914 0x2c Temic 4009FN5 B/G, I, D/K, FM (no demod) 915 0x2d Philips TD1536D_FH_44 MN/ATSCDigital DUAL INPUT 916 */ 917 918 919 /* Determine the model number from the eeprom */ 920 if (bktr->card.eepromAddr != 0) { 921 /* eeprom data block structure */ 922 unsigned char *block_1, *block_2, *block_3; 923 int block_1_data_size, block_2_data_size, block_3_data_size; 924 int block_1_total_size, block_2_total_size, block_3_total_size; 925 926 unsigned int model,revision; 927 unsigned char tuner_code; 928 unsigned char no_audio_mux; 929 930 readEEProm(bktr, 0, 128, (u_char *) &eeprom); 931 932 /* LOCATE THE EEPROM DATA BLOCKS */ 933 block_1 = &eeprom[0]; 934 block_1_data_size = (block_1[2] << 8 | block_1[1]); 935 block_1_total_size = block_1_data_size + 3; /* Header bytes */ 936 937 block_2 = &eeprom[block_1_total_size]; 938 block_2_data_size = (block_2[2] << 8 | block_2[1]); 939 block_2_total_size = block_2_data_size + 3; /* Header bytes */ 940 941 block_3 = &eeprom[block_1_total_size + block_2_total_size]; 942 block_3_data_size = (block_3[0] &0x07); 943 block_3_total_size = block_3_data_size + 1; /* Header size */ 944 945 model = (block_1[12] << 8 | block_1[11]); 946 revision = (block_1[15] << 16 | block_1[14] << 8 | block_1[13]); 947 948 tuner_code = block_1[9]; 949 950 no_audio_mux = ((block_3[3] >> 7) &0x01); 951 952 if (no_audio_mux) bktr->audio_mux_present = 0; 953 954 if (verbose) 955 printf("%s: Hauppauge Model %d %c%c%c%c\n", 956 bktr_name(bktr), 957 model, 958 ((revision >> 18) & 0x3f) + 32, 959 ((revision >> 12) & 0x3f) + 32, 960 ((revision >> 6) & 0x3f) + 32, 961 ((revision >> 0) & 0x3f) + 32); 962 963 /* Determine the tuner type from the eeprom */ 964 965 switch (tuner_code) { 966 967 case 0x5: 968 case 0x0a: 969 case 0x1a: 970 select_tuner(bktr, PHILIPS_NTSC); 971 goto checkDBX; 972 973 case 0x4: 974 case 0x9: 975 select_tuner(bktr, PHILIPS_SECAM); 976 goto checkDBX; 977 978 case 0x11: 979 case 0x16: 980 select_tuner(bktr, PHILIPS_FR1236_SECAM); 981 goto checkDBX; 982 983 case 0x12: 984 case 0x17: 985 case 0x21: /* Hauppauge WinTV-GO-FM (model 00191) */ 986 select_tuner(bktr, PHILIPS_FR1236_NTSC); 987 goto checkDBX; 988 989 case 0x6: 990 case 0x8: 991 case 0xb: 992 case 0x1d: 993 case 0x23: 994 select_tuner(bktr, PHILIPS_PALI); 995 goto checkDBX; 996 997 case 0xd: 998 select_tuner(bktr, TEMIC_NTSC); 999 goto checkDBX; 1000 1001 case 0xe: 1002 select_tuner(bktr, TEMIC_PAL); 1003 goto checkDBX; 1004 1005 case 0xf: 1006 select_tuner(bktr, TEMIC_PALI); 1007 goto checkDBX; 1008 1009 case 0x15: 1010 select_tuner(bktr, PHILIPS_FR1216_PAL); 1011 goto checkDBX; 1012 1013 case 0x2a: 1014 bktr->msp_use_mono_source = 1; 1015 select_tuner(bktr, PHILIPS_FR1216_PAL); 1016 goto checkDBX; 1017 1018 default : 1019 printf("%s: Warning - Unknown Hauppauge Tuner 0x%x\n", 1020 bktr_name(bktr), tuner_code); 1021 } 1022 } 1023 break; 1024 1025 1026 case CARD_AVER_MEDIA: 1027 /* AVerMedia kindly supplied some details of their EEPROM contents 1028 * which allow us to auto select the Tuner Type. 1029 * Only the newer AVerMedia cards actually have an EEPROM. 1030 */ 1031 if (bktr->card.eepromAddr != 0) { 1032 1033 u_char tuner_make; /* Eg Philips, Temic */ 1034 u_char tuner_tv_fm; /* TV or TV with FM Radio */ 1035 u_char tuner_format; /* Eg NTSC, PAL, SECAM */ 1036 int tuner; 1037 1038 int tuner_0_table[] = { 1039 PHILIPS_NTSC, PHILIPS_PAL, 1040 PHILIPS_PAL, PHILIPS_PAL, 1041 PHILIPS_PAL, PHILIPS_PAL, 1042 PHILIPS_SECAM, PHILIPS_SECAM, 1043 PHILIPS_SECAM, PHILIPS_PAL}; 1044 1045 int tuner_0_fm_table[] = { 1046 PHILIPS_FR1236_NTSC, PHILIPS_FR1216_PAL, 1047 PHILIPS_FR1216_PAL, PHILIPS_FR1216_PAL, 1048 PHILIPS_FR1216_PAL, PHILIPS_FR1216_PAL, 1049 PHILIPS_FR1236_SECAM, PHILIPS_FR1236_SECAM, 1050 PHILIPS_FR1236_SECAM, PHILIPS_FR1216_PAL}; 1051 1052 int tuner_1_table[] = { 1053 TEMIC_NTSC, TEMIC_PAL, TEMIC_PAL, 1054 TEMIC_PAL, TEMIC_PAL, TEMIC_PAL, 1055 TEMIC_SECAM, TEMIC_SECAM, TEMIC_SECAM, 1056 TEMIC_PAL}; 1057 1058 1059 /* Extract information from the EEPROM data */ 1060 readEEProm(bktr, 0, 128, (u_char *) &eeprom); 1061 1062 tuner_make = (eeprom[0x41] & 0x7); 1063 tuner_tv_fm = (eeprom[0x41] & 0x18) >> 3; 1064 tuner_format = (eeprom[0x42] & 0xf0) >> 4; 1065 1066 /* Treat tuner make 0 (Philips) and make 2 (LG) the same */ 1067 if (((tuner_make == 0) || (tuner_make == 2)) 1068 && (tuner_format <= 9) && (tuner_tv_fm == 0)) { 1069 tuner = tuner_0_table[tuner_format]; 1070 select_tuner(bktr, tuner); 1071 goto checkDBX; 1072 } 1073 1074 if (((tuner_make == 0) || (tuner_make == 2)) 1075 && (tuner_format <= 9) && (tuner_tv_fm == 1)) { 1076 tuner = tuner_0_fm_table[tuner_format]; 1077 select_tuner(bktr, tuner); 1078 goto checkDBX; 1079 } 1080 1081 if ((tuner_make == 1) && (tuner_format <= 9)) { 1082 tuner = tuner_1_table[tuner_format]; 1083 select_tuner(bktr, tuner); 1084 goto checkDBX; 1085 } 1086 1087 printf("%s: Warning - Unknown AVerMedia Tuner Make %d Format %d\n", 1088 bktr_name(bktr), tuner_make, tuner_format); 1089 } 1090 break; 1091 1092 case CARD_LEADTEK: 1093 #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL 1094 select_tuner(bktr, PHILIPS_FR1216_PAL); 1095 #else 1096 select_tuner(bktr, PHILIPS_FR1236_NTSC); 1097 #endif 1098 goto checkDBX; 1099 break; 1100 1101 } /* end switch(card) */ 1102 1103 1104 /* At this point, a goto checkDBX has not occurred */ 1105 /* We have not been able to select a Tuner */ 1106 /* Some cards make use of the tuner address to */ 1107 /* identify the make/model of tuner */ 1108 1109 /* At address 0xc0/0xc1 we often find a TEMIC NTSC */ 1110 if (i2cRead(bktr, 0xc1) != ABSENT) { 1111 select_tuner(bktr, TEMIC_NTSC); 1112 goto checkDBX; 1113 } 1114 1115 /* At address 0xc6/0xc7 we often find a PHILIPS NTSC Tuner */ 1116 if (i2cRead(bktr, 0xc7) != ABSENT) { 1117 select_tuner(bktr, PHILIPS_NTSC); 1118 goto checkDBX; 1119 } 1120 1121 /* Address 0xc2/0xc3 is default (or common address) for several */ 1122 /* tuners and we cannot tell which is which. */ 1123 /* And for all other tuner i2c addresses, select the default */ 1124 select_tuner(bktr, DEFAULT_TUNER); 1125 1126 1127 checkDBX: 1128 #if defined(BKTR_OVERRIDE_DBX) 1129 bktr->card.dbx = BKTR_OVERRIDE_DBX; 1130 goto checkMSP; 1131 #endif 1132 /* Check for i2c devices */ 1133 if (!any_i2c_devices) { 1134 goto checkMSP; 1135 } 1136 1137 /* probe for BTSC (dbx) chip */ 1138 if (i2cRead(bktr, TDA9850_RADDR) != ABSENT) 1139 bktr->card.dbx = 1; 1140 1141 checkMSP: 1142 /* If this is a Hauppauge Bt878 card, we need to enable the 1143 * MSP 34xx audio chip. 1144 * If this is a Hauppauge Bt848 card, reset the MSP device. 1145 * The MSP reset line is wired to GPIO pin 5. On Bt878 cards a pulldown 1146 * resistor holds the device in reset until we set GPIO pin 5. 1147 */ 1148 1149 /* Optionally skip the MSP reset. This is handy if you initialise the 1150 * MSP audio in another operating system (eg Windows) first and then 1151 * do a soft reboot. 1152 */ 1153 1154 #ifndef BKTR_NO_MSP_RESET 1155 if (card == CARD_HAUPPAUGE) { 1156 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | (1<<5)); 1157 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 1158 DELAY(2500); /* wait 2.5ms */ 1159 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) & ~(1<<5)); /* write '0' */ 1160 DELAY(2500); /* wait 2.5ms */ 1161 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 1162 DELAY(2500); /* wait 2.5ms */ 1163 } 1164 #endif 1165 1166 #if defined(BKTR_OVERRIDE_MSP) 1167 bktr->card.msp3400c = BKTR_OVERRIDE_MSP; 1168 goto checkMSPEnd; 1169 #endif 1170 1171 /* Check for i2c devices */ 1172 if (!any_i2c_devices) { 1173 goto checkMSPEnd; 1174 } 1175 1176 if (i2cRead(bktr, MSP3400C_RADDR) != ABSENT) { 1177 bktr->card.msp3400c = 1; 1178 } 1179 1180 checkMSPEnd: 1181 1182 if (bktr->card.msp3400c) { 1183 bktr->msp_addr = MSP3400C_WADDR; 1184 msp_read_id(bktr); 1185 printf("%s: Detected a MSP%s at 0x%x\n", bktr_name(bktr), 1186 bktr->msp_version_string, 1187 bktr->msp_addr); 1188 1189 } 1190 1191 /* Check for Dolby Surround Sound DPL3518A sound chip */ 1192 if (i2cRead(bktr, DPL3518A_RADDR) != ABSENT) { 1193 bktr->card.dpl3518a = 1; 1194 } 1195 1196 if (bktr->card.dpl3518a) { 1197 bktr->dpl_addr = DPL3518A_WADDR; 1198 dpl_read_id(bktr); 1199 printf("%s: Detected a DPL%s at 0x%x\n", bktr_name(bktr), 1200 bktr->dpl_version_string, 1201 bktr->dpl_addr); 1202 } 1203 1204 /* Start of Check Remote */ 1205 /* Check for the Hauppauge IR Remote Control */ 1206 /* If there is an external unit, the internal will be ignored */ 1207 1208 bktr->remote_control = 0; /* initial value */ 1209 1210 if (any_i2c_devices) { 1211 if (i2cRead(bktr, HAUP_REMOTE_EXT_RADDR) != ABSENT) 1212 { 1213 bktr->remote_control = 1; 1214 bktr->remote_control_addr = HAUP_REMOTE_EXT_RADDR; 1215 } 1216 else if (i2cRead(bktr, HAUP_REMOTE_INT_RADDR) != ABSENT) 1217 { 1218 bktr->remote_control = 1; 1219 bktr->remote_control_addr = HAUP_REMOTE_INT_RADDR; 1220 } 1221 1222 } 1223 /* If a remote control is found, poll it 5 times to turn off the LED */ 1224 if (bktr->remote_control) { 1225 int i; 1226 for (i=0; i<5; i++) 1227 i2cRead(bktr, bktr->remote_control_addr); 1228 } 1229 /* End of Check Remote */ 1230 1231 #if defined(BKTR_USE_PLL) 1232 bktr->xtal_pll_mode = BT848_USE_PLL; 1233 goto checkPLLEnd; 1234 #endif 1235 /* Default is to use XTALS and not PLL mode */ 1236 bktr->xtal_pll_mode = BT848_USE_XTALS; 1237 1238 /* Enable PLL mode for OSPREY users */ 1239 if (card == CARD_OSPREY) 1240 bktr->xtal_pll_mode = BT848_USE_PLL; 1241 1242 /* Enable PLL mode for Video Highway Xtreme users */ 1243 if (card == CARD_VIDEO_HIGHWAY_XTREME) 1244 bktr->xtal_pll_mode = BT848_USE_PLL; 1245 1246 1247 /* Most (perhaps all) Bt878 cards need to be switched to PLL mode */ 1248 /* as they only fit the NTSC crystal to their cards */ 1249 /* Default to enabling PLL mode for all Bt878/879 cards */ 1250 1251 if ((bktr->id==BROOKTREE_878 || bktr->id==BROOKTREE_879)) 1252 bktr->xtal_pll_mode = BT848_USE_PLL; 1253 1254 1255 #if defined(BKTR_USE_PLL) 1256 checkPLLEnd: 1257 #endif 1258 1259 1260 bktr->card.tuner_pllAddr = tuner_i2c_address; 1261 1262 if (verbose) { 1263 printf("%s: %s", bktr_name(bktr), bktr->card.name); 1264 if (bktr->card.tuner) 1265 printf(", %s tuner", bktr->card.tuner->name); 1266 if (bktr->card.dbx) 1267 printf(", dbx stereo"); 1268 if (bktr->card.msp3400c) 1269 printf(", msp3400c stereo"); 1270 if (bktr->card.dpl3518a) 1271 printf(", dpl3518a dolby"); 1272 if (bktr->remote_control) 1273 printf(", remote control"); 1274 printf(".\n"); 1275 } 1276 } 1277 1278 #undef ABSENT 1279
Indexes created Thu Oct 02 01:09:59 GMT 2025