bktr_card.c revision 1.20
1 /* $SourceForge: bktr_card.c,v 1.3 2003/03/11 23:11:21 thomasklausner Exp $ */ 2 3 /* $NetBSD: bktr_card.c,v 1.20 2005/05/30 04:30:18 christos 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 1.20 2005/05/30 04:30:18 christos 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 xmax; 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 xmax = (int)(bktr->card.eepromSize * EEPROMBLOCKSIZE); 391 if ((offset + count) > xmax) 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 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://www.pcidatabase.com/, 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_LEADTEK_ALT_3 0x107D 548 #define PCI_VENDOR_FLYVIDEO 0x1851 549 #define PCI_VENDOR_FLYVIDEO_2 0x1852 550 #define PCI_VENDOR_PINNACLE_ALT 0xBD11 551 552 void 553 probeCard(bktr_ptr_t bktr, int verbose, int unit) 554 { 555 int card, i,j, card_found; 556 int status; 557 u_char probe_signature[128], *probe_temp; 558 int any_i2c_devices; 559 u_char eeprom[256]; 560 int tuner_i2c_address = -1; 561 int eeprom_i2c_address = -1; 562 563 /* Select all GPIO bits as inputs */ 564 OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 565 if (bootverbose) 566 printf("%s: GPIO is 0x%08x\n", bktr_name(bktr), 567 INL(bktr, BKTR_GPIO_DATA)); 568 569 #ifdef HAUPPAUGE_MSP_RESET 570 /* Reset the MSP34xx audio chip. This resolves bootup card 571 * detection problems with old Bt848 based Hauppauge cards with 572 * MSP34xx stereo audio chips. This must be user enabled because 573 * at this point the probe function does not know the card type. */ 574 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | (1<<5)); 575 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 576 DELAY(2500); /* wait 2.5ms */ 577 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) & ~(1<<5)); /* write '0' */ 578 DELAY(2500); /* wait 2.5ms */ 579 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 580 DELAY(2500); /* wait 2.5ms */ 581 #endif 582 583 /* Check for the presence of i2c devices */ 584 any_i2c_devices = check_for_i2c_devices(bktr); 585 586 587 /* Check for a user specified override on the card selection */ 588 #if defined(BKTR_OVERRIDE_CARD) 589 bktr->card = cards[(card = BKTR_OVERRIDE_CARD)]; 590 goto checkEEPROM; 591 #endif 592 if (bktr->bt848_card != -1) { 593 bktr->card = cards[(card = bktr->bt848_card)]; 594 goto checkEEPROM; 595 } 596 597 598 /* No override, so try and determine the make of the card */ 599 600 /* On BT878/879 cards, read the sub-system vendor id */ 601 /* This identifies the manufacturer of the card and the model */ 602 /* In theory this can be read from PCI registers but this does not */ 603 /* appear to work on the FlyVideo 98. Hauppauge also warned that */ 604 /* the PCI registers are sometimes not loaded correctly. */ 605 /* Therefore, I will read the sub-system vendor ID from the EEPROM */ 606 /* (just like the Bt878 does during power up initialisation) */ 607 608 if ((bktr->id==BROOKTREE_878) || (bktr->id==BROOKTREE_879)) { 609 /* Try and locate the EEPROM */ 610 eeprom_i2c_address = locate_eeprom_address(bktr); 611 if (eeprom_i2c_address != -1) { 612 613 unsigned int subsystem_vendor_id; /* vendors PCI-SIG ID */ 614 unsigned int subsystem_id; /* board model number */ 615 unsigned int byte_252, byte_253, byte_254, byte_255; 616 617 bktr->card = cards[(card = CARD_UNKNOWN)]; 618 bktr->card.eepromAddr = eeprom_i2c_address; 619 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 620 621 if(readEEProm(bktr, 0, 256, (u_char *) &eeprom)) 622 printf("%s: error reading EEPROM\n", bktr_name(bktr)); 623 624 byte_252 = (unsigned int)eeprom[252]; 625 byte_253 = (unsigned int)eeprom[253]; 626 byte_254 = (unsigned int)eeprom[254]; 627 byte_255 = (unsigned int)eeprom[255]; 628 629 subsystem_id = (byte_252 << 8) | byte_253; 630 subsystem_vendor_id = (byte_254 << 8) | byte_255; 631 632 if (bootverbose) 633 printf("%s: subsystem 0x%04x 0x%04x\n", bktr_name(bktr), 634 subsystem_vendor_id, subsystem_id); 635 636 if (subsystem_vendor_id == PCI_VENDOR_AVERMEDIA) { 637 bktr->card = cards[(card = CARD_AVER_MEDIA)]; 638 bktr->card.eepromAddr = eeprom_i2c_address; 639 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 640 goto checkTuner; 641 } 642 643 if (subsystem_vendor_id == PCI_VENDOR_HAUPPAUGE) { 644 bktr->card = cards[(card = CARD_HAUPPAUGE)]; 645 bktr->card.eepromAddr = eeprom_i2c_address; 646 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 647 goto checkTuner; 648 } 649 650 if ((subsystem_vendor_id == PCI_VENDOR_FLYVIDEO) 651 || (subsystem_vendor_id == PCI_VENDOR_FLYVIDEO_2)) { 652 bktr->card = cards[(card = CARD_FLYVIDEO)]; 653 bktr->card.eepromAddr = eeprom_i2c_address; 654 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 655 goto checkTuner; 656 } 657 658 if (subsystem_vendor_id == PCI_VENDOR_STB) { 659 bktr->card = cards[(card = CARD_STB)]; 660 bktr->card.eepromAddr = eeprom_i2c_address; 661 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 662 goto checkTuner; 663 } 664 665 if (subsystem_vendor_id == PCI_VENDOR_ASKEY) { 666 bktr->card = cards[(card = CARD_ASKEY_DYNALINK_MAGIC_TVIEW)]; 667 bktr->card.eepromAddr = eeprom_i2c_address; 668 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 669 goto checkTuner; 670 } 671 672 if ((subsystem_vendor_id == PCI_VENDOR_LEADTEK) 673 || (subsystem_vendor_id == PCI_VENDOR_LEADTEK_ALT) 674 || (subsystem_vendor_id == PCI_VENDOR_LEADTEK_ALT_2) 675 || (subsystem_vendor_id == PCI_VENDOR_LEADTEK_ALT_3)) { 676 bktr->card = cards[(card = CARD_LEADTEK)]; 677 bktr->card.eepromAddr = eeprom_i2c_address; 678 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 679 goto checkTuner; 680 } 681 682 if (subsystem_vendor_id == PCI_VENDOR_PINNACLE_ALT) { 683 bktr->card = cards[(card = CARD_MIRO)]; 684 bktr->card.eepromAddr = eeprom_i2c_address; 685 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 686 goto checkTuner; 687 } 688 689 if (subsystem_vendor_id == PCI_VENDOR_TERRATEC) { 690 bktr->card = cards[(card = CARD_TERRATVPLUS)]; 691 bktr->card.eepromAddr = eeprom_i2c_address; 692 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 693 goto checkTuner; 694 } 695 696 /* Vendor is unknown. We will use the standard probe code */ 697 /* which may not give best results */ 698 printf("%s: Warning - card vendor 0x%04x (model 0x%04x) unknown.\n", 699 bktr_name(bktr), subsystem_vendor_id, subsystem_id); 700 } 701 else 702 { 703 printf("%s: Card has no configuration EEPROM. Cannot determine card make.\n", 704 bktr_name(bktr)); 705 } 706 } /* end of bt878/bt879 card detection code */ 707 708 /* If we get to this point, we must have a Bt848/848A/849A card */ 709 /* or a Bt878/879 with an unknown subsystem vendor id */ 710 /* Try and determine the make of card by clever i2c probing */ 711 712 /* Check for i2c devices. If none, move on */ 713 if (!any_i2c_devices) { 714 bktr->card = cards[(card = CARD_INTEL)]; 715 bktr->card.eepromAddr = 0; 716 bktr->card.eepromSize = 0; 717 goto checkTuner; 718 } 719 720 /* Look for Hauppauge, STB and Osprey cards by the presence */ 721 /* of an EEPROM */ 722 /* Note: Bt878 based cards also use EEPROMs so we can only do this */ 723 /* test on BT848/848A and 849A based cards. */ 724 if ((bktr->id==BROOKTREE_848) || 725 (bktr->id==BROOKTREE_848A) || 726 (bktr->id==BROOKTREE_849A)) { 727 728 /* At i2c address 0xa0, look for Hauppauge and Osprey cards */ 729 if ((status = i2cRead(bktr, PFC8582_RADDR)) != ABSENT) { 730 731 /* Read the eeprom contents */ 732 bktr->card = cards[(card = CARD_UNKNOWN)]; 733 bktr->card.eepromAddr = PFC8582_WADDR; 734 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 735 readEEProm(bktr, 0, 128, (u_char *) &eeprom); 736 737 /* For Hauppauge, check the EEPROM begins with 0x84 */ 738 if (eeprom[0] == 0x84) { 739 bktr->card = cards[(card = CARD_HAUPPAUGE)]; 740 bktr->card.eepromAddr = PFC8582_WADDR; 741 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 742 goto checkTuner; 743 } 744 745 /* For Osprey, check the EEPROM begins with "MMAC" */ 746 if ((eeprom[0] == 'M') &&(eeprom[1] == 'M') 747 &&(eeprom[2] == 'A') &&(eeprom[3] == 'C')) { 748 bktr->card = cards[(card = CARD_OSPREY)]; 749 bktr->card.eepromAddr = PFC8582_WADDR; 750 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 751 goto checkTuner; 752 } 753 printf("%s: Warning: Unknown card type. EEPROM data not recognised\n", 754 bktr_name(bktr)); 755 printf("%s: %x %x %x %x\n", bktr_name(bktr), 756 eeprom[0],eeprom[1],eeprom[2],eeprom[3]); 757 } 758 759 /* look for an STB card */ 760 if ((status = i2cRead(bktr, X24C01_RADDR)) != ABSENT) { 761 bktr->card = cards[(card = CARD_STB)]; 762 bktr->card.eepromAddr = X24C01_WADDR; 763 bktr->card.eepromSize = (u_char)(128 / EEPROMBLOCKSIZE); 764 goto checkTuner; 765 } 766 767 } 768 769 signCard(bktr, 1, 128, (u_char *) &probe_signature); 770 771 if (bootverbose) { 772 printf("%s: card signature: ", bktr_name(bktr)); 773 for (j = 0; j < Bt848_MAX_SIGN; j++) { 774 printf(" %02x ", probe_signature[j]); 775 } 776 printf("\n\n"); 777 } 778 for (i = 0; 779 i < (sizeof bt848_card_signature)/ sizeof (struct bt848_card_sig); 780 i++) { 781 782 card_found = 1; 783 probe_temp = (u_char *) &bt848_card_signature[i].signature; 784 785 for (j = 0; j < Bt848_MAX_SIGN; j++) { 786 if ((probe_temp[j] & 0xf) != (probe_signature[j] & 0xf)) { 787 card_found = 0; 788 break; 789 } 790 791 } 792 if (card_found) { 793 bktr->card = cards[card = bt848_card_signature[i].card]; 794 eeprom_i2c_address = locate_eeprom_address(bktr); 795 if (eeprom_i2c_address != -1) { 796 bktr->card.eepromAddr = eeprom_i2c_address; 797 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 798 } else { 799 bktr->card.eepromAddr = 0; 800 bktr->card.eepromSize = 0; 801 } 802 tuner_i2c_address = locate_tuner_address(bktr); 803 select_tuner(bktr, bt848_card_signature[i].tuner); 804 goto checkDBX; 805 } 806 } 807 808 /* We do not know the card type. Default to Miro */ 809 bktr->card = cards[(card = CARD_MIRO)]; 810 811 812 checkEEPROM: 813 /* look for a configuration eeprom */ 814 eeprom_i2c_address = locate_eeprom_address(bktr); 815 if (eeprom_i2c_address != -1) { 816 bktr->card.eepromAddr = eeprom_i2c_address; 817 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 818 } else { 819 bktr->card.eepromAddr = 0; 820 bktr->card.eepromSize = 0; 821 } 822 823 824 checkTuner: 825 826 /* look for a tuner */ 827 tuner_i2c_address = locate_tuner_address(bktr); 828 if (tuner_i2c_address == -1) { 829 select_tuner(bktr, NO_TUNER); 830 goto checkDBX; 831 } 832 833 #if defined(BKTR_OVERRIDE_TUNER) 834 select_tuner(bktr, BKTR_OVERRIDE_TUNER); 835 goto checkDBX; 836 #endif 837 if (bktr->bt848_tuner != -1) { 838 select_tuner(bktr, bktr->bt848_tuner & 0xff); 839 goto checkDBX; 840 } 841 842 /* Check for i2c devices */ 843 if (!any_i2c_devices) { 844 select_tuner(bktr, NO_TUNER); 845 goto checkDBX; 846 } 847 848 /* differentiate type of tuner */ 849 850 switch (card) { 851 case CARD_MIRO: 852 switch (((INL(bktr, BKTR_GPIO_DATA) >> 10)-1)&7) { 853 case 0: select_tuner(bktr, TEMIC_PAL); break; 854 case 1: select_tuner(bktr, PHILIPS_PAL); break; 855 case 2: select_tuner(bktr, PHILIPS_NTSC); break; 856 case 3: select_tuner(bktr, PHILIPS_SECAM); break; 857 case 4: select_tuner(bktr, NO_TUNER); break; 858 case 5: select_tuner(bktr, PHILIPS_PALI); break; 859 case 6: select_tuner(bktr, TEMIC_NTSC); break; 860 case 7: select_tuner(bktr, TEMIC_PALI); break; 861 } 862 goto checkDBX; 863 break; 864 865 case CARD_HAUPPAUGE: 866 /* Hauppauge kindly supplied the following Tuner Table */ 867 /* FIXME: I think the tuners the driver selects for types */ 868 /* 0x08 and 0x15 may be incorrect but no one has complained. */ 869 /* Old Temic tuners had their own API, but newer Temic tuners */ 870 /* have the same API as Philips tuners */ 871 /* 872 ID Tuner Model Format We select Format 873 0x00 NONE 874 0x01 EXTERNAL 875 0x02 OTHER 876 0x03 Philips FI1216 BG 877 0x04 Philips FI1216MF BGLL' PHILIPS_SECAM 878 0x05 Philips FI1236 MN PHILIPS_NTSC 879 0x06 Philips FI1246 I PHILIPS_PALI 880 0x07 Philips FI1256 DK 881 0x08 Philips FI1216 MK2 BG PHILIPS_PALI 882 0x09 Philips FI1216MF MK2 BGLL' PHILIPS_SECAM 883 0x0a Philips FI1236 MK2 MN PHILIPS_NTSC 884 0x0b Philips FI1246 MK2 I PHILIPS_PALI 885 0x0c Philips FI1256 MK2 DK 886 0x0d Temic 4032FY5 NTSC TEMIC_NTSC 887 0x0e Temic 4002FH5 BG TEMIC_PAL 888 0x0f Temic 4062FY5 I TEMIC_PALI 889 0x10 Philips FR1216 MK2 BG 890 0x11 Philips FR1216MF MK2 BGLL' PHILIPS_FR1236_SECAM 891 0x12 Philips FR1236 MK2 MN PHILIPS_FR1236_NTSC 892 0x13 Philips FR1246 MK2 I 893 0x14 Philips FR1256 MK2 DK 894 0x15 Philips FM1216 BG PHILIPS_FR1216_PAL 895 0x16 Philips FM1216MF BGLL' PHILIPS_FR1236_SECAM 896 0x17 Philips FM1236 MN PHILIPS_FR1236_NTSC 897 0x18 Philips FM1246 I 898 0x19 Philips FM1256 DK 899 0x1a Temic 4036FY5 MN (FI1236 MK2 clone) PHILIPS_NTSC 900 0x1b Samsung TCPN9082D MN 901 0x1c Samsung TCPM9092P Pal BG/I/DK 902 0x1d Temic 4006FH5 BG PHILIPS_PALI 903 0x1e Samsung TCPN9085D MN/Radio 904 0x1f Samsung TCPB9085P Pal BG/I/DK / Radio 905 0x20 Samsung TCPL9091P Pal BG & Secam L/L' 906 0x21 Temic 4039FY5 NTSC Radio 907 0x22 Philips FQ1216ME Pal BGIDK & Secam L/L' 908 0x23 Temic 4066FY5 Pal I (FI1246 MK2 clone) PHILIPS_PALI 909 0x24 Philips TD1536 MN/ATSCDigital 910 0x25 Philips TD1536D MN/ATSCDigital DUAL INPUT 911 0x26 Philips FMR1236 M/N FM(no demod) 912 0x27 Philips FI1256MP B/G, D/K 913 0x28 Samsung TCPQ9091P BG/I/DK, L/L' 914 0x29 Temic 4006FN5 BG/I/DK 915 0x2a Temic 4009FR5 BG FM PHILIPS_FR1216_PAL 916 0x2b Temic 4046FM5 B/G, I, D/K, L/L' 917 0x2c Temic 4009FN5 B/G, I, D/K, FM (no demod) 918 0x2d Philips TD1536D_FH_44 MN/ATSCDigital DUAL INPUT 919 */ 920 921 922 /* Determine the model number from the eeprom */ 923 if (bktr->card.eepromAddr != 0) { 924 /* eeprom data block structure */ 925 unsigned char *block_1, *block_2, *block_3; 926 int block_1_data_size, block_2_data_size, block_3_data_size; 927 int block_1_total_size, block_2_total_size, block_3_total_size; 928 929 unsigned int model,revision; 930 unsigned char tuner_code; 931 unsigned char no_audio_mux; 932 933 readEEProm(bktr, 0, 128, (u_char *) &eeprom); 934 935 /* LOCATE THE EEPROM DATA BLOCKS */ 936 block_1 = &eeprom[0]; 937 block_1_data_size = (block_1[2] << 8 | block_1[1]); 938 block_1_total_size = block_1_data_size + 3; /* Header bytes */ 939 940 block_2 = &eeprom[block_1_total_size]; 941 block_2_data_size = (block_2[2] << 8 | block_2[1]); 942 block_2_total_size = block_2_data_size + 3; /* Header bytes */ 943 944 block_3 = &eeprom[block_1_total_size + block_2_total_size]; 945 block_3_data_size = (block_3[0] &0x07); 946 block_3_total_size = block_3_data_size + 1; /* Header size */ 947 948 model = (block_1[12] << 8 | block_1[11]); 949 revision = (block_1[15] << 16 | block_1[14] << 8 | block_1[13]); 950 951 tuner_code = block_1[9]; 952 953 no_audio_mux = ((block_3[3] >> 7) &0x01); 954 955 if (no_audio_mux) bktr->audio_mux_present = 0; 956 957 if (verbose) 958 printf("%s: Hauppauge Model %d %c%c%c%c\n", 959 bktr_name(bktr), 960 model, 961 ((revision >> 18) & 0x3f) + 32, 962 ((revision >> 12) & 0x3f) + 32, 963 ((revision >> 6) & 0x3f) + 32, 964 ((revision >> 0) & 0x3f) + 32); 965 966 /* Determine the tuner type from the eeprom */ 967 968 switch (tuner_code) { 969 970 case 0x5: 971 case 0x0a: 972 case 0x1a: 973 select_tuner(bktr, PHILIPS_NTSC); 974 goto checkDBX; 975 976 case 0x4: 977 case 0x9: 978 select_tuner(bktr, PHILIPS_SECAM); 979 goto checkDBX; 980 981 case 0x11: 982 case 0x16: 983 select_tuner(bktr, PHILIPS_FR1236_SECAM); 984 goto checkDBX; 985 986 case 0x12: 987 case 0x17: 988 case 0x21: /* Hauppauge WinTV-GO-FM (model 00191) */ 989 select_tuner(bktr, PHILIPS_FR1236_NTSC); 990 goto checkDBX; 991 992 case 0x6: 993 case 0x8: 994 case 0xb: 995 case 0x1d: 996 case 0x23: 997 select_tuner(bktr, PHILIPS_PALI); 998 goto checkDBX; 999 1000 case 0xd: 1001 select_tuner(bktr, TEMIC_NTSC); 1002 goto checkDBX; 1003 1004 case 0xe: 1005 select_tuner(bktr, TEMIC_PAL); 1006 goto checkDBX; 1007 1008 case 0xf: 1009 select_tuner(bktr, TEMIC_PALI); 1010 goto checkDBX; 1011 1012 case 0x15: 1013 select_tuner(bktr, PHILIPS_FR1216_PAL); 1014 goto checkDBX; 1015 1016 case 0x2a: 1017 bktr->msp_use_mono_source = 1; 1018 select_tuner(bktr, PHILIPS_FR1216_PAL); 1019 goto checkDBX; 1020 1021 default : 1022 printf("%s: Warning - Unknown Hauppauge Tuner 0x%x\n", 1023 bktr_name(bktr), tuner_code); 1024 } 1025 } 1026 break; 1027 1028 1029 case CARD_AVER_MEDIA: 1030 /* AVerMedia kindly supplied some details of their EEPROM contents 1031 * which allow us to auto select the Tuner Type. 1032 * Only the newer AVerMedia cards actually have an EEPROM. 1033 */ 1034 if (bktr->card.eepromAddr != 0) { 1035 1036 u_char tuner_make; /* Eg Philips, Temic */ 1037 u_char tuner_tv_fm; /* TV or TV with FM Radio */ 1038 u_char tuner_format; /* Eg NTSC, PAL, SECAM */ 1039 int tuner; 1040 1041 int tuner_0_table[] = { 1042 PHILIPS_NTSC, PHILIPS_PAL, 1043 PHILIPS_PAL, PHILIPS_PAL, 1044 PHILIPS_PAL, PHILIPS_PAL, 1045 PHILIPS_SECAM, PHILIPS_SECAM, 1046 PHILIPS_SECAM, PHILIPS_PAL}; 1047 1048 int tuner_0_fm_table[] = { 1049 PHILIPS_FR1236_NTSC, PHILIPS_FR1216_PAL, 1050 PHILIPS_FR1216_PAL, PHILIPS_FR1216_PAL, 1051 PHILIPS_FR1216_PAL, PHILIPS_FR1216_PAL, 1052 PHILIPS_FR1236_SECAM, PHILIPS_FR1236_SECAM, 1053 PHILIPS_FR1236_SECAM, PHILIPS_FR1216_PAL}; 1054 1055 int tuner_1_table[] = { 1056 TEMIC_NTSC, TEMIC_PAL, TEMIC_PAL, 1057 TEMIC_PAL, TEMIC_PAL, TEMIC_PAL, 1058 TEMIC_SECAM, TEMIC_SECAM, TEMIC_SECAM, 1059 TEMIC_PAL}; 1060 1061 1062 /* Extract information from the EEPROM data */ 1063 readEEProm(bktr, 0, 128, (u_char *) &eeprom); 1064 1065 tuner_make = (eeprom[0x41] & 0x7); 1066 tuner_tv_fm = (eeprom[0x41] & 0x18) >> 3; 1067 tuner_format = (eeprom[0x42] & 0xf0) >> 4; 1068 1069 /* Treat tuner make 0 (Philips) and make 2 (LG) the same */ 1070 if (((tuner_make == 0) || (tuner_make == 2)) 1071 && (tuner_format <= 9) && (tuner_tv_fm == 0)) { 1072 tuner = tuner_0_table[tuner_format]; 1073 select_tuner(bktr, tuner); 1074 goto checkDBX; 1075 } 1076 1077 if (((tuner_make == 0) || (tuner_make == 2)) 1078 && (tuner_format <= 9) && (tuner_tv_fm == 1)) { 1079 tuner = tuner_0_fm_table[tuner_format]; 1080 select_tuner(bktr, tuner); 1081 goto checkDBX; 1082 } 1083 1084 if ((tuner_make == 1) && (tuner_format <= 9)) { 1085 tuner = tuner_1_table[tuner_format]; 1086 select_tuner(bktr, tuner); 1087 goto checkDBX; 1088 } 1089 1090 printf("%s: Warning - Unknown AVerMedia Tuner Make %d Format %d\n", 1091 bktr_name(bktr), tuner_make, tuner_format); 1092 } 1093 break; 1094 1095 case CARD_LEADTEK: 1096 #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL 1097 select_tuner(bktr, PHILIPS_FR1216_PAL); 1098 #else 1099 select_tuner(bktr, PHILIPS_FR1236_NTSC); 1100 #endif 1101 goto checkDBX; 1102 break; 1103 1104 } /* end switch(card) */ 1105 1106 1107 /* At this point, a goto checkDBX has not occurred */ 1108 /* We have not been able to select a Tuner */ 1109 /* Some cards make use of the tuner address to */ 1110 /* identify the make/model of tuner */ 1111 1112 /* At address 0xc0/0xc1 we often find a TEMIC NTSC */ 1113 if (i2cRead(bktr, 0xc1) != ABSENT) { 1114 select_tuner(bktr, TEMIC_NTSC); 1115 goto checkDBX; 1116 } 1117 1118 /* At address 0xc6/0xc7 we often find a PHILIPS NTSC Tuner */ 1119 if (i2cRead(bktr, 0xc7) != ABSENT) { 1120 select_tuner(bktr, PHILIPS_NTSC); 1121 goto checkDBX; 1122 } 1123 1124 /* Address 0xc2/0xc3 is default (or common address) for several */ 1125 /* tuners and we cannot tell which is which. */ 1126 /* And for all other tuner i2c addresses, select the default */ 1127 select_tuner(bktr, DEFAULT_TUNER); 1128 1129 1130 checkDBX: 1131 #if defined(BKTR_OVERRIDE_DBX) 1132 bktr->card.dbx = BKTR_OVERRIDE_DBX; 1133 goto checkMSP; 1134 #endif 1135 /* Check for i2c devices */ 1136 if (!any_i2c_devices) { 1137 goto checkMSP; 1138 } 1139 1140 /* probe for BTSC (dbx) chip */ 1141 if (i2cRead(bktr, TDA9850_RADDR) != ABSENT) 1142 bktr->card.dbx = 1; 1143 1144 checkMSP: 1145 /* If this is a Hauppauge Bt878 card, we need to enable the 1146 * MSP 34xx audio chip. 1147 * If this is a Hauppauge Bt848 card, reset the MSP device. 1148 * The MSP reset line is wired to GPIO pin 5. On Bt878 cards a pulldown 1149 * resistor holds the device in reset until we set GPIO pin 5. 1150 */ 1151 1152 /* Optionally skip the MSP reset. This is handy if you initialise the 1153 * MSP audio in another operating system (eg Windows) first and then 1154 * do a soft reboot. 1155 */ 1156 1157 #ifndef BKTR_NO_MSP_RESET 1158 if (card == CARD_HAUPPAUGE) { 1159 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | (1<<5)); 1160 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 1161 DELAY(2500); /* wait 2.5ms */ 1162 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) & ~(1<<5)); /* write '0' */ 1163 DELAY(2500); /* wait 2.5ms */ 1164 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 1165 DELAY(2500); /* wait 2.5ms */ 1166 } 1167 #endif 1168 1169 #if defined(BKTR_OVERRIDE_MSP) 1170 bktr->card.msp3400c = BKTR_OVERRIDE_MSP; 1171 goto checkMSPEnd; 1172 #endif 1173 1174 /* Check for i2c devices */ 1175 if (!any_i2c_devices) { 1176 goto checkMSPEnd; 1177 } 1178 1179 if (i2cRead(bktr, MSP3400C_RADDR) != ABSENT) { 1180 bktr->card.msp3400c = 1; 1181 } 1182 1183 checkMSPEnd: 1184 1185 if (bktr->card.msp3400c) { 1186 bktr->msp_addr = MSP3400C_WADDR; 1187 msp_read_id(bktr); 1188 printf("%s: Detected a MSP%s at 0x%x\n", bktr_name(bktr), 1189 bktr->msp_version_string, 1190 bktr->msp_addr); 1191 1192 } 1193 1194 /* Check for Dolby Surround Sound DPL3518A sound chip */ 1195 if (i2cRead(bktr, DPL3518A_RADDR) != ABSENT) { 1196 bktr->card.dpl3518a = 1; 1197 } 1198 1199 if (bktr->card.dpl3518a) { 1200 bktr->dpl_addr = DPL3518A_WADDR; 1201 dpl_read_id(bktr); 1202 printf("%s: Detected a DPL%s at 0x%x\n", bktr_name(bktr), 1203 bktr->dpl_version_string, 1204 bktr->dpl_addr); 1205 } 1206 1207 /* Start of Check Remote */ 1208 /* Check for the Hauppauge IR Remote Control */ 1209 /* If there is an external unit, the internal will be ignored */ 1210 1211 bktr->remote_control = 0; /* initial value */ 1212 1213 if (any_i2c_devices) { 1214 if (i2cRead(bktr, HAUP_REMOTE_EXT_RADDR) != ABSENT) 1215 { 1216 bktr->remote_control = 1; 1217 bktr->remote_control_addr = HAUP_REMOTE_EXT_RADDR; 1218 } 1219 else if (i2cRead(bktr, HAUP_REMOTE_INT_RADDR) != ABSENT) 1220 { 1221 bktr->remote_control = 1; 1222 bktr->remote_control_addr = HAUP_REMOTE_INT_RADDR; 1223 } 1224 1225 } 1226 /* If a remote control is found, poll it 5 times to turn off the LED */ 1227 if (bktr->remote_control) { 1228 int ii; 1229 for (ii=0; ii<5; ii++) 1230 i2cRead(bktr, bktr->remote_control_addr); 1231 } 1232 /* End of Check Remote */ 1233 1234 #if defined(BKTR_USE_PLL) 1235 bktr->xtal_pll_mode = BT848_USE_PLL; 1236 goto checkPLLEnd; 1237 #endif 1238 /* Default is to use XTALS and not PLL mode */ 1239 bktr->xtal_pll_mode = BT848_USE_XTALS; 1240 1241 /* Enable PLL mode for OSPREY users */ 1242 if (card == CARD_OSPREY) 1243 bktr->xtal_pll_mode = BT848_USE_PLL; 1244 1245 /* Enable PLL mode for Video Highway Xtreme users */ 1246 if (card == CARD_VIDEO_HIGHWAY_XTREME) 1247 bktr->xtal_pll_mode = BT848_USE_PLL; 1248 1249 1250 /* Most (perhaps all) Bt878 cards need to be switched to PLL mode */ 1251 /* as they only fit the NTSC crystal to their cards */ 1252 /* Default to enabling PLL mode for all Bt878/879 cards */ 1253 1254 if ((bktr->id==BROOKTREE_878 || bktr->id==BROOKTREE_879)) 1255 bktr->xtal_pll_mode = BT848_USE_PLL; 1256 1257 1258 #if defined(BKTR_USE_PLL) 1259 checkPLLEnd: 1260 #endif 1261 1262 1263 bktr->card.tuner_pllAddr = tuner_i2c_address; 1264 1265 if (verbose) { 1266 printf("%s: %s", bktr_name(bktr), bktr->card.name); 1267 if (bktr->card.tuner) 1268 printf(", %s tuner", bktr->card.tuner->name); 1269 if (bktr->card.dbx) 1270 printf(", dbx stereo"); 1271 if (bktr->card.msp3400c) 1272 printf(", msp3400c stereo"); 1273 if (bktr->card.dpl3518a) 1274 printf(", dpl3518a dolby"); 1275 if (bktr->remote_control) 1276 printf(", remote control"); 1277 printf(".\n"); 1278 } 1279 } 1280 1281 #undef ABSENT 1282
Indexes created Thu Oct 02 10:09:58 GMT 2025