1 /* $NetBSD: bktr_card.c,v 1.11 2001/11/13 07:29:36 lukem Exp $ */ 2 3 /* FreeBSD: src/sys/dev/bktr/bktr_card.c,v 1.16 2000/10/31 13:09:56 roger Exp */ 4 5 /* 6 * This is part of the Driver for Video Capture Cards (Frame grabbers) 7 * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 8 * chipset. 9 * Copyright Roger Hardiman and Amancio Hasty. 10 * 11 * bktr_card : This deals with identifying TV cards. 12 * trying to find the card make and model of card. 13 * trying to find the type of tuner fitted. 14 * reading the configuration EEPROM. 15 * locating i2c devices. 16 * 17 */ 18 19 /* 20 * 1. Redistributions of source code must retain the 21 * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman 22 * All rights reserved. 23 * 24 * Redistribution and use in source and binary forms, with or without 25 * modification, are permitted provided that the following conditions 26 * are met: 27 * 1. Redistributions of source code must retain the above copyright 28 * notice, this list of conditions and the following disclaimer. 29 * 2. Redistributions in binary form must reproduce the above copyright 30 * notice, this list of conditions and the following disclaimer in the 31 * documentation and/or other materials provided with the distribution. 32 * 3. All advertising materials mentioning features or use of this software 33 * must display the following acknowledgement: 34 * This product includes software developed by Amancio Hasty and 35 * Roger Hardiman 36 * 4. The name of the author may not be used to endorse or promote products 37 * derived from this software without specific prior written permission. 38 * 39 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 40 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 41 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 42 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 43 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 44 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 45 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 46 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 47 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 48 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 49 * POSSIBILITY OF SUCH DAMAGE. 50 */ 51 52 #include <sys/cdefs.h> 53 __KERNEL_RCSID(0, "$NetBSD: bktr_card.c,v 1.11 2001/11/13 07:29:36 lukem Exp $"); 54 55 #include "opt_bktr.h" /* Include any kernel config options */ 56 57 #include <sys/param.h> 58 #include <sys/systm.h> 59 #include <sys/vnode.h> 60 61 #ifdef __FreeBSD__ 62 63 #if (__FreeBSD_version < 500000) 64 #include <machine/clock.h> /* for DELAY */ 65 #endif 66 67 #include <pci/pcivar.h> 68 69 #if (__FreeBSD_version >=300000) 70 #include <machine/bus_memio.h> /* for bus space */ 71 #include <machine/bus.h> 72 #include <sys/bus.h> 73 #endif 74 #endif 75 76 #ifdef __NetBSD__ 77 #include <dev/ic/bt8xx.h> /* NetBSD location for .h files */ 78 #include <dev/pci/bktr/bktr_reg.h> 79 #include <dev/pci/bktr/bktr_core.h> 80 #include <dev/pci/bktr/bktr_tuner.h> 81 #include <dev/pci/bktr/bktr_card.h> 82 #include <dev/pci/bktr/bktr_audio.h> 83 #else 84 #include <machine/ioctl_meteor.h> /* Traditional location for .h files */ 85 #include <machine/ioctl_bt848.h> /* extensions to ioctl_meteor.h */ 86 #include <dev/bktr/bktr_reg.h> 87 #include <dev/bktr/bktr_core.h> 88 #include <dev/bktr/bktr_tuner.h> 89 #include <dev/bktr/bktr_card.h> 90 #include <dev/bktr/bktr_audio.h> 91 #endif 92 93 /* Include the PCI Vendor definitions */ 94 #ifdef __NetBSD__ 95 #include <dev/pci/pcidevs.h> 96 #include <dev/pci/pcireg.h> 97 #endif 98 99 /* Various defines */ 100 #define HAUP_REMOTE_INT_WADDR 0x30 101 #define HAUP_REMOTE_INT_RADDR 0x31 102 103 #define HAUP_REMOTE_EXT_WADDR 0x34 104 #define HAUP_REMOTE_EXT_RADDR 0x35 105 106 /* address of BTSC/SAP decoder chip */ 107 #define TDA9850_WADDR 0xb6 108 #define TDA9850_RADDR 0xb7 109 110 /* address of MSP3400C chip */ 111 #define MSP3400C_WADDR 0x80 112 #define MSP3400C_RADDR 0x81 113 114 /* address of DPL3518A chip */ 115 #define DPL3518A_WADDR 0x84 116 #define DPL3518A_RADDR 0x85 117 118 /* EEProm (128 * 8) on an STB card */ 119 #define X24C01_WADDR 0xae 120 #define X24C01_RADDR 0xaf 121 122 123 /* EEProm (256 * 8) on a Hauppauge card */ 124 /* and on most BT878s cards to store the sub-system vendor id */ 125 #define PFC8582_WADDR 0xa0 126 #define PFC8582_RADDR 0xa1 127 128 #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL 129 #define DEFAULT_TUNER PHILIPS_PALI 130 #else 131 #define DEFAULT_TUNER PHILIPS_NTSC 132 #endif 133 134 135 136 137 /* 138 * the data for each type of card 139 * 140 * Note: 141 * these entried MUST be kept in the order defined by the CARD_XXX defines! 142 */ 143 static const struct CARDTYPE cards[] = { 144 145 { CARD_UNKNOWN, /* the card id */ 146 "Unknown", /* the 'name' */ 147 NULL, /* the tuner */ 148 0, /* the tuner i2c address */ 149 0, /* dbx unknown */ 150 0, 151 0, 152 0, /* EEProm unknown */ 153 0, /* EEProm unknown */ 154 { 0, 0, 0, 0, 0 }, 155 0 }, /* GPIO mask */ 156 157 { CARD_MIRO, /* the card id */ 158 "Pinnacle/Miro TV", /* the 'name' */ 159 NULL, /* the tuner */ 160 0, /* the tuner i2c address */ 161 0, /* dbx unknown */ 162 0, 163 0, 164 0, /* EEProm unknown */ 165 0, /* size unknown */ 166 { 0x02, 0x01, 0x00, 0x0a, 1 }, /* audio MUX values */ 167 0x0f }, /* GPIO mask */ 168 169 { CARD_HAUPPAUGE, /* the card id */ 170 "Hauppauge WinCast/TV", /* the 'name' */ 171 NULL, /* the tuner */ 172 0, /* the tuner i2c address */ 173 0, /* dbx is optional */ 174 0, 175 0, 176 PFC8582_WADDR, /* EEProm type */ 177 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 178 { 0x00, 0x02, 0x01, 0x04, 1 }, /* audio MUX values */ 179 0x0f }, /* GPIO mask */ 180 181 { CARD_STB, /* the card id */ 182 "STB TV/PCI", /* the 'name' */ 183 NULL, /* the tuner */ 184 0, /* the tuner i2c address */ 185 0, /* dbx is optional */ 186 0, 187 0, 188 X24C01_WADDR, /* EEProm type */ 189 (u_char)(128 / EEPROMBLOCKSIZE), /* 128 bytes */ 190 { 0x00, 0x01, 0x02, 0x02, 1 }, /* audio MUX values */ 191 0x0f }, /* GPIO mask */ 192 193 { CARD_INTEL, /* the card id */ 194 "Intel Smart Video III/VideoLogic Captivator PCI", /* the 'name' */ 195 NULL, /* the tuner */ 196 0, /* the tuner i2c address */ 197 0, 198 0, 199 0, 200 0, 201 0, 202 { 0, 0, 0, 0, 0 }, /* audio MUX values */ 203 0x00 }, /* GPIO mask */ 204 205 { CARD_IMS_TURBO, /* the card id */ 206 "IMS TV Turbo", /* the 'name' */ 207 NULL, /* the tuner */ 208 0, /* the tuner i2c address */ 209 0, /* dbx is optional */ 210 0, 211 0, 212 PFC8582_WADDR, /* EEProm type */ 213 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 214 { 0x01, 0x02, 0x01, 0x00, 1 }, /* audio MUX values */ 215 0x0f }, /* GPIO mask */ 216 217 { CARD_AVER_MEDIA, /* the card id */ 218 "AVer Media TV/FM", /* the 'name' */ 219 NULL, /* the tuner */ 220 0, /* the tuner i2c address */ 221 0, /* dbx is optional */ 222 0, 223 0, 224 0, /* EEProm type */ 225 0, /* EEProm size */ 226 { 0x0c, 0x08, 0x04, 0x00, 1 }, /* audio MUX values */ 227 0x1f }, /* GPIO mask */ 228 229 { CARD_OSPREY, /* the card id */ 230 "MMAC Osprey", /* the 'name' */ 231 NULL, /* the tuner */ 232 0, /* the tuner i2c address */ 233 0, /* dbx is optional */ 234 0, 235 0, 236 PFC8582_WADDR, /* EEProm type */ 237 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 238 { 0x00, 0x00, 0x00, 0x00, 0 }, /* audio MUX values */ 239 0 }, /* GPIO mask */ 240 241 { CARD_NEC_PK, /* the card id */ 242 "NEC PK-UG-X017", /* the 'name' */ 243 NULL, /* the tuner */ 244 0, /* the tuner i2c address */ 245 0, /* dbx is optional */ 246 0, 247 0, 248 0, /* EEProm type */ 249 0, /* EEProm size */ 250 { 0x01, 0x02, 0x01, 0x00, 1 }, /* audio MUX values */ 251 0x0f }, /* GPIO mask */ 252 253 { CARD_IO_GV, /* the card id */ 254 "I/O DATA GV-BCTV2/PCI", /* the 'name' */ 255 NULL, /* the tuner */ 256 0, /* the tuner i2c address */ 257 0, /* dbx is optional */ 258 0, 259 0, 260 0, /* EEProm type */ 261 0, /* EEProm size */ 262 { 0x00, 0x00, 0x00, 0x00, 1 }, /* Has special MUX handler */ 263 0x0f }, /* GPIO mask */ 264 265 { CARD_FLYVIDEO, /* the card id */ 266 "FlyVideo", /* the 'name' */ 267 NULL, /* the tuner */ 268 0, /* the tuner i2c address */ 269 0, /* dbx is optional */ 270 0, /* msp34xx is optional */ 271 0, /* dpl3518a is optional */ 272 0xac, /* EEProm type */ 273 (u_char)(256 / EEPROMBLOCKSIZE), /* 256 bytes */ 274 { 0x000, 0x800, 0x400, 0x8dff00, 1 },/* audio MUX values */ 275 0x8dff00 }, /* GPIO mask */ 276 277 { CARD_ZOLTRIX, /* the card id */ 278 "Zoltrix", /* the 'name' */ 279 NULL, /* the tuner */ 280 0, /* the tuner i2c address */ 281 0, /* dbx is optional */ 282 0, /* msp34xx is optional */ 283 0, /* dpl3518a is optional */ 284 0, /* EEProm type */ 285 0, /* EEProm size */ 286 { 0x04, 0x01, 0x00, 0x0a, 1 }, /* audio MUX values */ 287 0x0f }, /* GPIO mask */ 288 289 { CARD_KISS, /* the card id */ 290 "KISS TV/FM PCI", /* the 'name' */ 291 NULL, /* the tuner */ 292 0, /* the tuner i2c address */ 293 0, /* dbx is optional */ 294 0, /* msp34xx is optional */ 295 0, /* dpl3518a is optional */ 296 0, /* EEProm type */ 297 0, /* EEProm size */ 298 { 0x0c, 0x00, 0x0b, 0x0b, 1 }, /* audio MUX values */ 299 0x0f }, /* GPIO mask */ 300 301 { CARD_VIDEO_HIGHWAY_XTREME, /* the card id */ 302 "Video Highway Xtreme", /* the 'name' */ 303 NULL, /* the tuner */ 304 0, 305 0, 306 0, 307 0, 308 0, /* EEProm type */ 309 0, /* EEProm size */ 310 { 0x00, 0x02, 0x01, 0x04, 1 }, /* audio MUX values */ 311 0x0f }, /* GPIO mask */ 312 313 { CARD_ASKEY_DYNALINK_MAGIC_TVIEW, /* the card id */ 314 "Askey/Dynalink Magic TView", /* the 'name' */ 315 NULL, /* the tuner */ 316 0, 317 0, 318 0, 319 0, 320 0, /* EEProm type */ 321 0, /* EEProm size */ 322 { 0x400, 0xE00, 0x400, 0xC00, 1 }, /* audio MUX values */ 323 0xE00 }, /* GPIO mask */ 324 325 { CARD_LEADTEK, /* the card id */ 326 "Leadtek Winfast TV 2000", /* the 'name' */ 327 NULL, /* the tuner */ 328 0, 329 0, 330 0, 331 0, 332 0, /* EEProm type */ 333 0, /* EEProm size */ 334 /* Tuner, Extern, Intern, Mute, Enabled */ 335 { 0x621000, 0x621000, 0x621000, 0xE21000, 1 }, /* audio MUX values */ 336 0xfff000 }, /* GPIO mask */ 337 338 { CARD_TERRATVPLUS, /* the card id */ 339 "TerraTVplus", /* the 'name' */ 340 NULL, /* the tuner */ 341 0, 342 0, 343 0, 344 0, 345 0, /* EEProm type */ 346 0, /* EEProm size */ 347 { 0x20000, 0x00000, 0x30000, 0x40000, 1 }, /* audio MUX values*/ 348 0x70000 }, /* GPIO mask */ 349 350 }; 351 352 struct bt848_card_sig bt848_card_signature[1]= { 353 /* IMS TURBO TV : card 5 */ 354 { 5,9, {00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00}} 355 356 357 }; 358 359 360 /* 361 * Write to the configuration EEPROM on the card. 362 * This is dangerous and will mess up your card. Therefore it is not 363 * implemented. 364 */ 365 int 366 writeEEProm( bktr_ptr_t bktr, int offset, int count, u_char *data ) 367 { 368 return( -1 ); 369 } 370 371 /* 372 * Read the contents of the configuration EEPROM on the card. 373 * (This is not fitted to all makes of card. All Hauppauge cards have them 374 * and so do newer Bt878 based cards. 375 */ 376 int 377 readEEProm( bktr_ptr_t bktr, int offset, int count, u_char *data ) 378 { 379 int x; 380 int addr; 381 int max; 382 int byte; 383 384 /* get the address of the EEProm */ 385 addr = (int)(bktr->card.eepromAddr & 0xff); 386 if ( addr == 0 ) 387 return( -1 ); 388 389 max = (int)(bktr->card.eepromSize * EEPROMBLOCKSIZE); 390 if ( (offset + count) > max ) 391 return( -1 ); 392 393 /* set the start address */ 394 if ( i2cWrite( bktr, addr, offset, -1 ) == -1 ) 395 return( -1 ); 396 397 /* the read cycle */ 398 for ( x = 0; x < count; ++x ) { 399 if ( (byte = i2cRead( bktr, (addr | 1) )) == -1 ) 400 return( -1 ); 401 data[ x ] = byte; 402 } 403 404 return( 0 ); 405 } 406 407 408 #define ABSENT (-1) 409 410 /* 411 * get a signature of the card 412 * read all 128 possible i2c read addresses from 0x01 thru 0xff 413 * build a bit array with a 1 bit for each i2c device that responds 414 * 415 * XXX FIXME: use offset & count args 416 */ 417 int 418 signCard( bktr_ptr_t bktr, int offset, int count, u_char* sig ) 419 { 420 int x; 421 422 for ( x = 0; x < 16; ++x ) 423 sig[ x ] = 0; 424 425 for ( x = 0; x < count; ++x ) { 426 if ( i2cRead( bktr, (2 * x) + 1 ) != ABSENT ) { 427 sig[ x / 8 ] |= (1 << (x % 8) ); 428 } 429 } 430 431 return( 0 ); 432 } 433 434 435 /* 436 * check_for_i2c_devices. 437 * Some BT848 cards have no tuner and no additional i2c devices 438 * eg stereo decoder. These are used for video conferencing or capture from 439 * a video camera. (eg VideoLogic Captivator PCI, Intel SmartCapture card). 440 * 441 * Determine if there are any i2c devices present. There are none present if 442 * a) reading from all 128 devices returns ABSENT (-1) for each one 443 * (eg VideoLogic Captivator PCI with BT848) 444 * b) reading from all 128 devices returns 0 for each one 445 * (eg VideoLogic Captivator PCI rev. 2F with BT848A) 446 */ 447 static int check_for_i2c_devices( bktr_ptr_t bktr ){ 448 int x, temp_read; 449 int i2c_all_0 = 1; 450 int i2c_all_absent = 1; 451 for ( x = 0; x < 128; ++x ) { 452 temp_read = i2cRead( bktr, (2 * x) + 1 ); 453 if (temp_read != 0) i2c_all_0 = 0; 454 if (temp_read != ABSENT) i2c_all_absent = 0; 455 } 456 457 if ((i2c_all_0) || (i2c_all_absent)) return 0; 458 else return 1; 459 } 460 461 462 /* 463 * Temic/Philips datasheets say tuners can be at i2c addresses 0xc0, 0xc2, 464 * 0xc4 or 0xc6, settable by links on the tuner. 465 * Determine the actual address used on the TV card by probing read addresses. 466 */ 467 static int locate_tuner_address( bktr_ptr_t bktr) { 468 if (i2cRead( bktr, 0xc1) != ABSENT) return 0xc0; 469 if (i2cRead( bktr, 0xc3) != ABSENT) return 0xc2; 470 if (i2cRead( bktr, 0xc5) != ABSENT) return 0xc4; 471 if (i2cRead( bktr, 0xc7) != ABSENT) return 0xc6; 472 return -1; /* no tuner found */ 473 } 474 475 476 /* 477 * Search for a configuration EEPROM on the i2c bus by looking at i2c addresses 478 * where EEPROMs are usually found. 479 * On some cards, the EEPROM appears in several locations, but all in the 480 * range 0xa0 to 0xae. 481 */ 482 static int locate_eeprom_address( bktr_ptr_t bktr) { 483 if (i2cRead( bktr, 0xa0) != ABSENT) return 0xa0; 484 if (i2cRead( bktr, 0xac) != ABSENT) return 0xac; 485 if (i2cRead( bktr, 0xae) != ABSENT) return 0xae; 486 return -1; /* no eeprom found */ 487 } 488 489 490 /* 491 * determine the card brand/model 492 * BKTR_OVERRIDE_CARD, BKTR_OVERRIDE_TUNER, BKTR_OVERRIDE_DBX and 493 * BKTR_OVERRIDE_MSP can be used to select a specific device, 494 * regardless of the autodetection and i2c device checks. 495 * 496 * The scheme used for probing cards faces these problems: 497 * It is impossible to work out which type of tuner is actually fitted, 498 * (the driver cannot tell if the Tuner is PAL or NTSC, Temic or Philips) 499 * It is impossible to determine what audio-mux hardware is connected. 500 * It is impossible to determine if there is extra hardware connected to the 501 * GPIO pins (eg radio chips or MSP34xx reset logic) 502 * 503 * However some makes of card (eg Hauppauge) come with a configuration eeprom 504 * which tells us the make of the card. Most eeproms also tell us the 505 * tuner type and other features of the the cards. 506 * 507 * The current probe code works as follows 508 * A) If the card uses a Bt878/879: 509 * 1) Read the sub-system vendor id from the configuration EEPROM. 510 * Select the required tuner, audio mux arrangement and any other 511 * onboard features. If this fails, move to step B. 512 * B) If it card uses a Bt848, 848A, 849A or an unknown Bt878/879: 513 * 1) Look for I2C devices. If there are none fitted, it is an Intel or 514 * VideoLogic cards. 515 * 2) Look for a configuration EEPROM. 516 * 2a) If there is one at I2C address 0xa0 it may be 517 * a Hauppauge or an Osprey. Check the EEPROM contents to determine which 518 * one it is. For Hauppauge, select the tuner type and audio hardware. 519 * 2b) If there is an EEPROM at I2C address 0xa8 it will be an STB card. 520 * We still have to guess on the tuner type. 521 * 522 * C) If we do not know the card type from (A) or (B), guess at the tuner 523 * type based on the I2C address of the tuner. 524 * 525 * D) After determining the Tuner Type, we probe the i2c bus for other 526 * devices at known locations, eg IR-Remote Control, MSP34xx and TDA 527 * stereo chips. 528 */ 529 530 531 /* 532 * These are the sub-system vendor ID codes stored in the 533 * configuration EEPROM used on Bt878/879 cards. They should match the 534 * number assigned to the company by the PCI Special Interest Group 535 */ 536 #ifndef __NetBSD__ 537 #define PCI_VENDOR_HAUPPAUGE 0x0070 538 #define PCI_VENDOR_AVERMEDIA 0x1461 539 #define PCI_VENDOR_STB 0x10B4 540 #define PCI_VENDOR_ASKEY 0x144F 541 #endif 542 /* Following not confirmed with http://members.hyperlink.net.au/~chart, 543 so not added to NetBSD's pcidevs */ 544 #define PCI_VENDOR_LEADTEK_ALT 0x6606 545 #define PCI_VENDOR_FLYVIDEO 0x1851 546 #define PCI_VENDOR_FLYVIDEO_2 0x1852 547 #define PCI_VENDOR_PINNACLE_ALT 0xBD11 548 549 void 550 probeCard( bktr_ptr_t bktr, int verbose, int unit ) 551 { 552 int card, i,j, card_found; 553 int status; 554 u_char probe_signature[128], *probe_temp; 555 int any_i2c_devices; 556 u_char eeprom[256]; 557 int tuner_i2c_address = -1; 558 int eeprom_i2c_address = -1; 559 560 /* Select all GPIO bits as inputs */ 561 OUTL(bktr, BKTR_GPIO_OUT_EN, 0); 562 if (bootverbose) 563 printf("%s: GPIO is 0x%08x\n", bktr_name(bktr), 564 INL(bktr, BKTR_GPIO_DATA)); 565 566 #ifdef HAUPPAUGE_MSP_RESET 567 /* Reset the MSP34xx audio chip. This resolves bootup card 568 * detection problems with old Bt848 based Hauppauge cards with 569 * MSP34xx stereo audio chips. This must be user enabled because 570 * at this point the probe function does not know the card type. */ 571 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | (1<<5)); 572 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 573 DELAY(2500); /* wait 2.5ms */ 574 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) & ~(1<<5)); /* write '0' */ 575 DELAY(2500); /* wait 2.5ms */ 576 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 577 DELAY(2500); /* wait 2.5ms */ 578 #endif 579 580 /* Check for the presence of i2c devices */ 581 any_i2c_devices = check_for_i2c_devices( bktr ); 582 583 584 /* Check for a user specified override on the card selection */ 585 #if defined( BKTR_OVERRIDE_CARD ) 586 bktr->card = cards[ (card = BKTR_OVERRIDE_CARD) ]; 587 goto checkEEPROM; 588 #endif 589 if (bktr->bt848_card != -1 ) { 590 bktr->card = cards[ (card = bktr->bt848_card) ]; 591 goto checkEEPROM; 592 } 593 594 595 /* No override, so try and determine the make of the card */ 596 597 /* On BT878/879 cards, read the sub-system vendor id */ 598 /* This identifies the manufacturer of the card and the model */ 599 /* In theory this can be read from PCI registers but this does not */ 600 /* appear to work on the FlyVideo 98. Hauppauge also warned that */ 601 /* the PCI registers are sometimes not loaded correctly. */ 602 /* Therefore, I will read the sub-system vendor ID from the EEPROM */ 603 /* (just like the Bt878 does during power up initialisation) */ 604 605 if ((bktr->id==BROOKTREE_878) || (bktr->id==BROOKTREE_879)) { 606 /* Try and locate the EEPROM */ 607 eeprom_i2c_address = locate_eeprom_address( bktr ); 608 if (eeprom_i2c_address != -1) { 609 610 unsigned int subsystem_vendor_id; /* vendors PCI-SIG ID */ 611 unsigned int subsystem_id; /* board model number */ 612 unsigned int byte_252, byte_253, byte_254, byte_255; 613 614 bktr->card = cards[ (card = CARD_UNKNOWN) ]; 615 bktr->card.eepromAddr = eeprom_i2c_address; 616 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 617 618 readEEProm(bktr, 0, 256, (u_char *) &eeprom ); 619 byte_252 = (unsigned int)eeprom[252]; 620 byte_253 = (unsigned int)eeprom[253]; 621 byte_254 = (unsigned int)eeprom[254]; 622 byte_255 = (unsigned int)eeprom[255]; 623 624 subsystem_id = (byte_252 << 8) | byte_253; 625 subsystem_vendor_id = (byte_254 << 8) | byte_255; 626 627 if ( bootverbose ) 628 printf("%s: subsystem 0x%04x 0x%04x\n", bktr_name(bktr), 629 subsystem_vendor_id, subsystem_id); 630 631 if (subsystem_vendor_id == PCI_VENDOR_AVERMEDIA) { 632 bktr->card = cards[ (card = CARD_AVER_MEDIA) ]; 633 bktr->card.eepromAddr = eeprom_i2c_address; 634 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 635 goto checkTuner; 636 } 637 638 if (subsystem_vendor_id == PCI_VENDOR_HAUPPAUGE) { 639 bktr->card = cards[ (card = CARD_HAUPPAUGE) ]; 640 bktr->card.eepromAddr = eeprom_i2c_address; 641 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 642 goto checkTuner; 643 } 644 645 if ((subsystem_vendor_id == PCI_VENDOR_FLYVIDEO) 646 || (subsystem_vendor_id == PCI_VENDOR_FLYVIDEO_2) ) { 647 bktr->card = cards[ (card = CARD_FLYVIDEO) ]; 648 bktr->card.eepromAddr = eeprom_i2c_address; 649 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 650 goto checkTuner; 651 } 652 653 if (subsystem_vendor_id == PCI_VENDOR_STB) { 654 bktr->card = cards[ (card = CARD_STB) ]; 655 bktr->card.eepromAddr = eeprom_i2c_address; 656 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 657 goto checkTuner; 658 } 659 660 if (subsystem_vendor_id == PCI_VENDOR_ASKEY) { 661 bktr->card = cards[ (card = CARD_ASKEY_DYNALINK_MAGIC_TVIEW) ]; 662 bktr->card.eepromAddr = eeprom_i2c_address; 663 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 664 goto checkTuner; 665 } 666 667 if (subsystem_vendor_id == PCI_VENDOR_LEADTEK_ALT) { 668 bktr->card = cards[ (card = CARD_LEADTEK) ]; 669 bktr->card.eepromAddr = eeprom_i2c_address; 670 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 671 goto checkTuner; 672 } 673 674 if (subsystem_vendor_id == PCI_VENDOR_PINNACLE_ALT) { 675 bktr->card = cards[ (card = CARD_MIRO) ]; 676 bktr->card.eepromAddr = eeprom_i2c_address; 677 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 678 goto checkTuner; 679 } 680 681 /* Vendor is unknown. We will use the standard probe code */ 682 /* which may not give best results */ 683 printf("%s: Warning - card vendor 0x%04x (model 0x%04x) unknown.\n", 684 bktr_name(bktr), subsystem_vendor_id, subsystem_id); 685 } 686 else 687 { 688 printf("%s: Card has no configuration EEPROM. Cannot determine card make.\n", 689 bktr_name(bktr)); 690 } 691 } /* end of bt878/bt879 card detection code */ 692 693 /* If we get to this point, we must have a Bt848/848A/849A card */ 694 /* or a Bt878/879 with an unknown subsystem vendor id */ 695 /* Try and determine the make of card by clever i2c probing */ 696 697 /* Check for i2c devices. If none, move on */ 698 if (!any_i2c_devices) { 699 bktr->card = cards[ (card = CARD_INTEL) ]; 700 bktr->card.eepromAddr = 0; 701 bktr->card.eepromSize = 0; 702 goto checkTuner; 703 } 704 705 /* Look for Hauppauge, STB and Osprey cards by the presence */ 706 /* of an EEPROM */ 707 /* Note: Bt878 based cards also use EEPROMs so we can only do this */ 708 /* test on BT848/848A and 849A based cards. */ 709 if ((bktr->id==BROOKTREE_848) || 710 (bktr->id==BROOKTREE_848A) || 711 (bktr->id==BROOKTREE_849A)) { 712 713 /* At i2c address 0xa0, look for Hauppauge and Osprey cards */ 714 if ( (status = i2cRead( bktr, PFC8582_RADDR )) != ABSENT ) { 715 716 /* Read the eeprom contents */ 717 bktr->card = cards[ (card = CARD_UNKNOWN) ]; 718 bktr->card.eepromAddr = PFC8582_WADDR; 719 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 720 readEEProm(bktr, 0, 128, (u_char *) &eeprom ); 721 722 /* For Hauppauge, check the EEPROM begins with 0x84 */ 723 if (eeprom[0] == 0x84) { 724 bktr->card = cards[ (card = CARD_HAUPPAUGE) ]; 725 bktr->card.eepromAddr = PFC8582_WADDR; 726 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 727 goto checkTuner; 728 } 729 730 /* For Osprey, check the EEPROM begins with "MMAC" */ 731 if ( (eeprom[0] == 'M') &&(eeprom[1] == 'M') 732 &&(eeprom[2] == 'A') &&(eeprom[3] == 'C')) { 733 bktr->card = cards[ (card = CARD_OSPREY) ]; 734 bktr->card.eepromAddr = PFC8582_WADDR; 735 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 736 goto checkTuner; 737 } 738 printf("%s: Warning: Unknown card type. EEPROM data not recognised\n", 739 bktr_name(bktr)); 740 printf("%s: %x %x %x %x\n", bktr_name(bktr), 741 eeprom[0],eeprom[1],eeprom[2],eeprom[3]); 742 } 743 744 /* look for an STB card */ 745 if ( (status = i2cRead( bktr, X24C01_RADDR )) != ABSENT ) { 746 bktr->card = cards[ (card = CARD_STB) ]; 747 bktr->card.eepromAddr = X24C01_WADDR; 748 bktr->card.eepromSize = (u_char)(128 / EEPROMBLOCKSIZE); 749 goto checkTuner; 750 } 751 752 } 753 754 signCard( bktr, 1, 128, (u_char *) &probe_signature ); 755 756 if (bootverbose) { 757 printf("%s: card signature: ", bktr_name(bktr)); 758 for (j = 0; j < Bt848_MAX_SIGN; j++) { 759 printf(" %02x ", probe_signature[j]); 760 } 761 printf("\n\n"); 762 } 763 for (i = 0; 764 i < (sizeof bt848_card_signature)/ sizeof (struct bt848_card_sig); 765 i++ ) { 766 767 card_found = 1; 768 probe_temp = (u_char *) &bt848_card_signature[i].signature; 769 770 for (j = 0; j < Bt848_MAX_SIGN; j++) { 771 if ((probe_temp[j] & 0xf) != (probe_signature[j] & 0xf)) { 772 card_found = 0; 773 break; 774 } 775 776 } 777 if (card_found) { 778 bktr->card = cards[ card = bt848_card_signature[i].card]; 779 eeprom_i2c_address = locate_eeprom_address( bktr ); 780 if (eeprom_i2c_address != -1) { 781 bktr->card.eepromAddr = eeprom_i2c_address; 782 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 783 } else { 784 bktr->card.eepromAddr = 0; 785 bktr->card.eepromSize = 0; 786 } 787 tuner_i2c_address = locate_tuner_address( bktr ); 788 select_tuner( bktr, bt848_card_signature[i].tuner ); 789 goto checkDBX; 790 } 791 } 792 793 /* We do not know the card type. Default to Miro */ 794 bktr->card = cards[ (card = CARD_MIRO) ]; 795 796 797 checkEEPROM: 798 /* look for a configuration eeprom */ 799 eeprom_i2c_address = locate_eeprom_address( bktr ); 800 if (eeprom_i2c_address != -1) { 801 bktr->card.eepromAddr = eeprom_i2c_address; 802 bktr->card.eepromSize = (u_char)(256 / EEPROMBLOCKSIZE); 803 } else { 804 bktr->card.eepromAddr = 0; 805 bktr->card.eepromSize = 0; 806 } 807 808 809 checkTuner: 810 811 /* look for a tuner */ 812 tuner_i2c_address = locate_tuner_address( bktr ); 813 if ( tuner_i2c_address == -1 ) { 814 select_tuner( bktr, NO_TUNER ); 815 goto checkDBX; 816 } 817 818 #if defined( BKTR_OVERRIDE_TUNER ) 819 select_tuner( bktr, BKTR_OVERRIDE_TUNER ); 820 goto checkDBX; 821 #endif 822 if (bktr->bt848_tuner != -1 ) { 823 select_tuner( bktr, bktr->bt848_tuner & 0xff ); 824 goto checkDBX; 825 } 826 827 /* Check for i2c devices */ 828 if (!any_i2c_devices) { 829 select_tuner( bktr, NO_TUNER ); 830 goto checkDBX; 831 } 832 833 /* differentiate type of tuner */ 834 835 switch (card) { 836 case CARD_MIRO: 837 switch (((INL(bktr, BKTR_GPIO_DATA) >> 10)-1)&7) { 838 case 0: select_tuner( bktr, TEMIC_PAL ); break; 839 case 1: select_tuner( bktr, PHILIPS_PAL ); break; 840 case 2: select_tuner( bktr, PHILIPS_NTSC ); break; 841 case 3: select_tuner( bktr, PHILIPS_SECAM ); break; 842 case 4: select_tuner( bktr, NO_TUNER ); break; 843 case 5: select_tuner( bktr, PHILIPS_PALI ); break; 844 case 6: select_tuner( bktr, TEMIC_NTSC ); break; 845 case 7: select_tuner( bktr, TEMIC_PALI ); break; 846 } 847 goto checkDBX; 848 break; 849 850 case CARD_HAUPPAUGE: 851 /* Hauppauge kindly supplied the following Tuner Table */ 852 /* FIXME: I think the tuners the driver selects for types */ 853 /* 0x08 and 0x15 may be incorrect but no one has complained. */ 854 /* Old Temic tuners had their own API, but newer Temic tuners */ 855 /* have the same API as Philips tuners */ 856 /* 857 ID Tuner Model Format We select Format 858 0x00 NONE 859 0x01 EXTERNAL 860 0x02 OTHER 861 0x03 Philips FI1216 BG 862 0x04 Philips FI1216MF BGLL' PHILIPS_SECAM 863 0x05 Philips FI1236 MN PHILIPS_NTSC 864 0x06 Philips FI1246 I PHILIPS_PALI 865 0x07 Philips FI1256 DK 866 0x08 Philips FI1216 MK2 BG PHILIPS_PALI 867 0x09 Philips FI1216MF MK2 BGLL' PHILIPS_SECAM 868 0x0a Philips FI1236 MK2 MN PHILIPS_NTSC 869 0x0b Philips FI1246 MK2 I PHILIPS_PALI 870 0x0c Philips FI1256 MK2 DK 871 0x0d Temic 4032FY5 NTSC TEMIC_NTSC 872 0x0e Temic 4002FH5 BG TEMIC_PAL 873 0x0f Temic 4062FY5 I TEMIC_PALI 874 0x10 Philips FR1216 MK2 BG 875 0x11 Philips FR1216MF MK2 BGLL' PHILIPS_FR1236_SECAM 876 0x12 Philips FR1236 MK2 MN PHILIPS_FR1236_NTSC 877 0x13 Philips FR1246 MK2 I 878 0x14 Philips FR1256 MK2 DK 879 0x15 Philips FM1216 BG PHILIPS_FR1216_PAL 880 0x16 Philips FM1216MF BGLL' PHILIPS_FR1236_SECAM 881 0x17 Philips FM1236 MN PHILIPS_FR1236_NTSC 882 0x18 Philips FM1246 I 883 0x19 Philips FM1256 DK 884 0x1a Temic 4036FY5 MN (FI1236 MK2 clone) PHILIPS_NTSC 885 0x1b Samsung TCPN9082D MN 886 0x1c Samsung TCPM9092P Pal BG/I/DK 887 0x1d Temic 4006FH5 BG PHILIPS_PALI 888 0x1e Samsung TCPN9085D MN/Radio 889 0x1f Samsung TCPB9085P Pal BG/I/DK / Radio 890 0x20 Samsung TCPL9091P Pal BG & Secam L/L' 891 0x21 Temic 4039FY5 NTSC Radio 892 0x22 Philips FQ1216ME Pal BGIDK & Secam L/L' 893 0x23 Temic 4066FY5 Pal I (FI1246 MK2 clone) PHILIPS_PALI 894 0x24 Philips TD1536 MN/ATSCDigital 895 0x25 Philips TD1536D MN/ATSCDigital DUAL INPUT 896 0x26 Philips FMR1236 M/N FM(no demod) 897 0x27 Philips FI1256MP B/G, D/K 898 0x28 Samsung TCPQ9091P BG/I/DK, L/L' 899 0x29 Temic 4006FN5 BG/I/DK 900 0x2a Temic 4009FR5 BG FM PHILIPS_FR1216_PAL 901 0x2b Temic 4046FM5 B/G, I, D/K, L/L' 902 0x2c Temic 4009FN5 B/G, I, D/K, FM (no demod) 903 0x2d Philips TD1536D_FH_44 MN/ATSCDigital DUAL INPUT 904 */ 905 906 907 /* Determine the model number from the eeprom */ 908 if (bktr->card.eepromAddr != 0) { 909 /* eeprom data block structure */ 910 unsigned char *block_1, *block_2, *block_3, *block_4; 911 int block_1_data_size, block_2_data_size, block_3_data_size; 912 int block_1_total_size, block_2_total_size, block_3_total_size; 913 int block_4_header_size; 914 915 unsigned int model,revision; 916 unsigned char tuner_code; 917 unsigned char no_audio_mux; 918 919 readEEProm(bktr, 0, 128, (u_char *) &eeprom ); 920 921 /* LOCATE THE EEPROM DATA BLOCKS */ 922 block_1 = &eeprom[0]; 923 block_1_data_size = (block_1[2] << 8 | block_1[1]); 924 block_1_total_size = block_1_data_size + 3; /* Header bytes */ 925 926 block_2 = &eeprom[block_1_total_size]; 927 block_2_data_size = (block_2[2] << 8 | block_2[1]); 928 block_2_total_size = block_2_data_size + 3; /* Header bytes */ 929 930 block_3 = &eeprom[block_1_total_size + block_2_total_size]; 931 block_3_data_size = (block_3[0] &0x07); 932 block_3_total_size = block_3_data_size + 1; /* Header size */ 933 934 block_4 = &eeprom[block_1_total_size +block_2_total_size +block_3_total_size]; 935 block_4_header_size = 1; 936 937 model = (block_1[12] << 8 | block_1[11]); 938 revision = (block_1[15] << 16 | block_1[14] << 8 | block_1[13]); 939 940 tuner_code = block_1[9]; 941 942 no_audio_mux = ((block_3[3] >> 7) &0x01); 943 944 if (no_audio_mux) bktr->audio_mux_present = 0; 945 946 if (verbose) 947 printf("%s: Hauppauge Model %d %c%c%c%c\n", 948 bktr_name(bktr), 949 model, 950 ((revision >> 18) & 0x3f) + 32, 951 ((revision >> 12) & 0x3f) + 32, 952 ((revision >> 6) & 0x3f) + 32, 953 ((revision >> 0) & 0x3f) + 32 ); 954 955 /* Determine the tuner type from the eeprom */ 956 957 switch (tuner_code) { 958 959 case 0x5: 960 case 0x0a: 961 case 0x1a: 962 select_tuner( bktr, PHILIPS_NTSC ); 963 goto checkDBX; 964 965 case 0x4: 966 case 0x9: 967 select_tuner( bktr, PHILIPS_SECAM ); 968 goto checkDBX; 969 970 case 0x11: 971 case 0x16: 972 select_tuner( bktr, PHILIPS_FR1236_SECAM ); 973 goto checkDBX; 974 975 case 0x12: 976 case 0x17: 977 select_tuner( bktr, PHILIPS_FR1236_NTSC ); 978 goto checkDBX; 979 980 case 0x6: 981 case 0x8: 982 case 0xb: 983 case 0x1d: 984 case 0x23: 985 select_tuner( bktr, PHILIPS_PALI ); 986 goto checkDBX; 987 988 case 0xd: 989 select_tuner( bktr, TEMIC_NTSC ); 990 goto checkDBX; 991 992 case 0xe: 993 select_tuner( bktr, TEMIC_PAL ); 994 goto checkDBX; 995 996 case 0xf: 997 select_tuner( bktr, TEMIC_PALI ); 998 goto checkDBX; 999 1000 case 0x15: 1001 select_tuner( bktr, PHILIPS_FR1216_PAL ); 1002 goto checkDBX; 1003 1004 case 0x2a: 1005 bktr->msp_use_mono_source = 1; 1006 select_tuner( bktr, PHILIPS_FR1216_PAL ); 1007 goto checkDBX; 1008 1009 default : 1010 printf("%s: Warning - Unknown Hauppauge Tuner 0x%x\n", 1011 bktr_name(bktr), tuner_code); 1012 } 1013 } 1014 break; 1015 1016 1017 case CARD_AVER_MEDIA: 1018 /* AVerMedia kindly supplied some details of their EEPROM contents 1019 * which allow us to auto select the Tuner Type. 1020 * Only the newer AVerMedia cards actually have an EEPROM. 1021 */ 1022 if (bktr->card.eepromAddr != 0) { 1023 1024 u_char tuner_make; /* Eg Philips, Temic */ 1025 u_char tuner_tv_fm; /* TV or TV with FM Radio */ 1026 u_char tuner_format; /* Eg NTSC, PAL, SECAM */ 1027 int tuner; 1028 1029 int tuner_0_table[] = { 1030 PHILIPS_NTSC, PHILIPS_PAL, 1031 PHILIPS_PAL, PHILIPS_PAL, 1032 PHILIPS_PAL, PHILIPS_PAL, 1033 PHILIPS_SECAM, PHILIPS_SECAM, 1034 PHILIPS_SECAM, PHILIPS_PAL}; 1035 1036 int tuner_0_fm_table[] = { 1037 PHILIPS_FR1236_NTSC, PHILIPS_FR1216_PAL, 1038 PHILIPS_FR1216_PAL, PHILIPS_FR1216_PAL, 1039 PHILIPS_FR1216_PAL, PHILIPS_FR1216_PAL, 1040 PHILIPS_FR1236_SECAM, PHILIPS_FR1236_SECAM, 1041 PHILIPS_FR1236_SECAM, PHILIPS_FR1216_PAL}; 1042 1043 int tuner_1_table[] = { 1044 TEMIC_NTSC, TEMIC_PAL, TEMIC_PAL, 1045 TEMIC_PAL, TEMIC_PAL, TEMIC_PAL, 1046 TEMIC_SECAM, TEMIC_SECAM, TEMIC_SECAM, 1047 TEMIC_PAL}; 1048 1049 1050 /* Extract information from the EEPROM data */ 1051 readEEProm(bktr, 0, 128, (u_char *) &eeprom ); 1052 1053 tuner_make = (eeprom[0x41] & 0x7); 1054 tuner_tv_fm = (eeprom[0x41] & 0x18) >> 3; 1055 tuner_format = (eeprom[0x42] & 0xf0) >> 4; 1056 1057 /* Treat tuner make 0 (Philips) and make 2 (LG) the same */ 1058 if ( ((tuner_make == 0) || (tuner_make == 2)) 1059 && (tuner_format <= 9) && (tuner_tv_fm == 0) ) { 1060 tuner = tuner_0_table[tuner_format]; 1061 select_tuner( bktr, tuner ); 1062 goto checkDBX; 1063 } 1064 1065 if ( ((tuner_make == 0) || (tuner_make == 2)) 1066 && (tuner_format <= 9) && (tuner_tv_fm == 1) ) { 1067 tuner = tuner_0_fm_table[tuner_format]; 1068 select_tuner( bktr, tuner ); 1069 goto checkDBX; 1070 } 1071 1072 if ( (tuner_make == 1) && (tuner_format <= 9) ) { 1073 tuner = tuner_1_table[tuner_format]; 1074 select_tuner( bktr, tuner ); 1075 goto checkDBX; 1076 } 1077 1078 printf("%s: Warning - Unknown AVerMedia Tuner Make %d Format %d\n", 1079 bktr_name(bktr), tuner_make, tuner_format); 1080 } 1081 break; 1082 1083 case CARD_LEADTEK: 1084 #if BKTR_SYSTEM_DEFAULT == BROOKTREE_PAL 1085 select_tuner( bktr, PHILIPS_FR1216_PAL ); 1086 #else 1087 select_tuner( bktr, PHILIPS_FR1236_NTSC ); 1088 #endif 1089 goto checkDBX; 1090 break; 1091 1092 } /* end switch(card) */ 1093 1094 1095 /* At this point, a goto checkDBX has not occurred */ 1096 /* We have not been able to select a Tuner */ 1097 /* Some cards make use of the tuner address to */ 1098 /* identify the make/model of tuner */ 1099 1100 /* At address 0xc0/0xc1 we often find a TEMIC NTSC */ 1101 if ( i2cRead( bktr, 0xc1 ) != ABSENT ) { 1102 select_tuner( bktr, TEMIC_NTSC ); 1103 goto checkDBX; 1104 } 1105 1106 /* At address 0xc6/0xc7 we often find a PHILIPS NTSC Tuner */ 1107 if ( i2cRead( bktr, 0xc7 ) != ABSENT ) { 1108 select_tuner( bktr, PHILIPS_NTSC ); 1109 goto checkDBX; 1110 } 1111 1112 /* Address 0xc2/0xc3 is default (or common address) for several */ 1113 /* tuners and we cannot tell which is which. */ 1114 /* And for all other tuner i2c addresses, select the default */ 1115 select_tuner( bktr, DEFAULT_TUNER ); 1116 1117 1118 checkDBX: 1119 #if defined( BKTR_OVERRIDE_DBX ) 1120 bktr->card.dbx = BKTR_OVERRIDE_DBX; 1121 goto checkMSP; 1122 #endif 1123 /* Check for i2c devices */ 1124 if (!any_i2c_devices) { 1125 goto checkMSP; 1126 } 1127 1128 /* probe for BTSC (dbx) chip */ 1129 if ( i2cRead( bktr, TDA9850_RADDR ) != ABSENT ) 1130 bktr->card.dbx = 1; 1131 1132 checkMSP: 1133 /* If this is a Hauppauge Bt878 card, we need to enable the 1134 * MSP 34xx audio chip. 1135 * If this is a Hauppauge Bt848 card, reset the MSP device. 1136 * The MSP reset line is wired to GPIO pin 5. On Bt878 cards a pulldown 1137 * resistor holds the device in reset until we set GPIO pin 5. 1138 */ 1139 1140 /* Optionally skip the MSP reset. This is handy if you initialise the 1141 * MSP audio in another operating system (eg Windows) first and then 1142 * do a soft reboot. 1143 */ 1144 1145 #ifndef BKTR_NO_MSP_RESET 1146 if (card == CARD_HAUPPAUGE) { 1147 OUTL(bktr, BKTR_GPIO_OUT_EN, INL(bktr, BKTR_GPIO_OUT_EN) | (1<<5)); 1148 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 1149 DELAY(2500); /* wait 2.5ms */ 1150 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) & ~(1<<5)); /* write '0' */ 1151 DELAY(2500); /* wait 2.5ms */ 1152 OUTL(bktr, BKTR_GPIO_DATA, INL(bktr, BKTR_GPIO_DATA) | (1<<5)); /* write '1' */ 1153 DELAY(2500); /* wait 2.5ms */ 1154 } 1155 #endif 1156 1157 #if defined( BKTR_OVERRIDE_MSP ) 1158 bktr->card.msp3400c = BKTR_OVERRIDE_MSP; 1159 goto checkMSPEnd; 1160 #endif 1161 1162 /* Check for i2c devices */ 1163 if (!any_i2c_devices) { 1164 goto checkMSPEnd; 1165 } 1166 1167 if ( i2cRead( bktr, MSP3400C_RADDR ) != ABSENT ) { 1168 bktr->card.msp3400c = 1; 1169 } 1170 1171 checkMSPEnd: 1172 1173 if (bktr->card.msp3400c) { 1174 bktr->msp_addr = MSP3400C_WADDR; 1175 msp_read_id( bktr ); 1176 printf("%s: Detected a MSP%s at 0x%x\n", bktr_name(bktr), 1177 bktr->msp_version_string, 1178 bktr->msp_addr); 1179 1180 } 1181 1182 /* Check for Dolby Surround Sound DPL3518A sound chip */ 1183 if ( i2cRead( bktr, DPL3518A_RADDR ) != ABSENT ) { 1184 bktr->card.dpl3518a = 1; 1185 } 1186 1187 if (bktr->card.dpl3518a) { 1188 bktr->dpl_addr = DPL3518A_WADDR; 1189 dpl_read_id( bktr ); 1190 printf("%s: Detected a DPL%s at 0x%x\n", bktr_name(bktr), 1191 bktr->dpl_version_string, 1192 bktr->dpl_addr); 1193 } 1194 1195 /* Start of Check Remote */ 1196 /* Check for the Hauppauge IR Remote Control */ 1197 /* If there is an external unit, the internal will be ignored */ 1198 1199 bktr->remote_control = 0; /* initial value */ 1200 1201 if (any_i2c_devices) { 1202 if (i2cRead( bktr, HAUP_REMOTE_EXT_RADDR ) != ABSENT ) 1203 { 1204 bktr->remote_control = 1; 1205 bktr->remote_control_addr = HAUP_REMOTE_EXT_RADDR; 1206 } 1207 else if (i2cRead( bktr, HAUP_REMOTE_INT_RADDR ) != ABSENT ) 1208 { 1209 bktr->remote_control = 1; 1210 bktr->remote_control_addr = HAUP_REMOTE_INT_RADDR; 1211 } 1212 1213 } 1214 /* If a remote control is found, poll it 5 times to turn off the LED */ 1215 if (bktr->remote_control) { 1216 int i; 1217 for (i=0; i<5; i++) 1218 i2cRead( bktr, bktr->remote_control_addr ); 1219 } 1220 /* End of Check Remote */ 1221 1222 #if defined( BKTR_USE_PLL ) 1223 bktr->xtal_pll_mode = BT848_USE_PLL; 1224 goto checkPLLEnd; 1225 #endif 1226 /* Default is to use XTALS and not PLL mode */ 1227 bktr->xtal_pll_mode = BT848_USE_XTALS; 1228 1229 /* Enable PLL mode for OSPREY users */ 1230 if (card == CARD_OSPREY) 1231 bktr->xtal_pll_mode = BT848_USE_PLL; 1232 1233 /* Enable PLL mode for Video Highway Xtreme users */ 1234 if (card == CARD_VIDEO_HIGHWAY_XTREME) 1235 bktr->xtal_pll_mode = BT848_USE_PLL; 1236 1237 1238 /* Most (perhaps all) Bt878 cards need to be switched to PLL mode */ 1239 /* as they only fit the NTSC crystal to their cards */ 1240 /* Default to enabling PLL mode for all Bt878/879 cards */ 1241 1242 if ((bktr->id==BROOKTREE_878 || bktr->id==BROOKTREE_879) ) 1243 bktr->xtal_pll_mode = BT848_USE_PLL; 1244 1245 1246 #if defined( BKTR_USE_PLL ) 1247 checkPLLEnd: 1248 #endif 1249 1250 1251 bktr->card.tuner_pllAddr = tuner_i2c_address; 1252 1253 if ( verbose ) { 1254 printf( "%s: %s", bktr_name(bktr), bktr->card.name ); 1255 if ( bktr->card.tuner ) 1256 printf( ", %s tuner", bktr->card.tuner->name ); 1257 if ( bktr->card.dbx ) 1258 printf( ", dbx stereo" ); 1259 if ( bktr->card.msp3400c ) 1260 printf( ", msp3400c stereo" ); 1261 if ( bktr->card.dpl3518a ) 1262 printf( ", dpl3518a dolby" ); 1263 if ( bktr->remote_control ) 1264 printf( ", remote control" ); 1265 printf( ".\n" ); 1266 } 1267 } 1268 1269 #undef ABSENT 1270