APCI1710_Pwm.c revision dae0dc30be7fa21b15a9d9534589286c6c3e68a3
1/** 2@verbatim 3 4Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module. 5 6 ADDI-DATA GmbH 7 Dieselstrasse 3 8 D-77833 Ottersweier 9 Tel: +19(0)7223/9493-0 10 Fax: +49(0)7223/9493-92 11 http://www.addi-data-com 12 info@addi-data.com 13 14This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. 15 16This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 20You shoud also find the complete GPL in the COPYING file accompanying this source code. 21 22@endverbatim 23*/ 24/* 25 26 +-----------------------------------------------------------------------+ 27 | (C) ADDI-DATA GmbH Dieselstraße 3 D-77833 Ottersweier | 28 +-----------------------------------------------------------------------+ 29 | Tel : +49 (0) 7223/9493-0 | email : info@addi-data.com | 30 | Fax : +49 (0) 7223/9493-92 | Internet : http://www.addi-data.com | 31 +-----------------------------------------------------------------------+ 32 | Project : API APCI1710 | Compiler : gcc | 33 | Module name : PWM.C | Version : 2.96 | 34 +-------------------------------+---------------------------------------+ 35 | Project manager: Eric Stolz | Date : 02/12/2002 | 36 +-----------------------------------------------------------------------+ 37 | Description : APCI-1710 Wulse wide modulation module | 38 | | 39 | | 40 +-----------------------------------------------------------------------+ 41 | UPDATES | 42 +-----------------------------------------------------------------------+ 43 | Date | Author | Description of updates | 44 +-----------------------------------------------------------------------+ 45 | 08/05/00 | Guinot C | - 0400/0228 All Function in RING 0 | 46 | | | available | 47 +-----------------------------------------------------------------------+ 48*/ 49 50/* 51+----------------------------------------------------------------------------+ 52| Included files | 53+----------------------------------------------------------------------------+ 54*/ 55 56#include "APCI1710_Pwm.h" 57 58/* 59+----------------------------------------------------------------------------+ 60| Function Name :INT i_APCI1710_InsnConfigPWM(struct comedi_device *dev, 61struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data) | 62+----------------------------------------------------------------------------+ 63| Task : Pwm Init and Get Pwm Initialisation | 64+----------------------------------------------------------------------------+ 65| Input Parameters : 66+----------------------------------------------------------------------------+ 67| Output Parameters : - | 68+----------------------------------------------------------------------------+ 69| Return Value : 70+----------------------------------------------------------------------------+ 71*/ 72 73int i_APCI1710_InsnConfigPWM(struct comedi_device *dev, struct comedi_subdevice *s, 74 struct comedi_insn *insn, unsigned int *data) 75{ 76 unsigned char b_ConfigType; 77 int i_ReturnValue = 0; 78 b_ConfigType = CR_CHAN(insn->chanspec); 79 80 switch (b_ConfigType) { 81 case APCI1710_PWM_INIT: 82 i_ReturnValue = i_APCI1710_InitPWM(dev, (unsigned char) CR_AREF(insn->chanspec), /* b_ModulNbr */ 83 (unsigned char) data[0], /* b_PWM */ 84 (unsigned char) data[1], /* b_ClockSelection */ 85 (unsigned char) data[2], /* b_TimingUnit */ 86 (unsigned int) data[3], /* ul_LowTiming */ 87 (unsigned int) data[4], /* ul_HighTiming */ 88 (unsigned int *) & data[0], /* pul_RealLowTiming */ 89 (unsigned int *) & data[1] /* pul_RealHighTiming */ 90 ); 91 break; 92 93 case APCI1710_PWM_GETINITDATA: 94 i_ReturnValue = i_APCI1710_GetPWMInitialisation(dev, (unsigned char) CR_AREF(insn->chanspec), /* b_ModulNbr */ 95 (unsigned char) data[0], /* b_PWM */ 96 (unsigned char *) & data[0], /* pb_TimingUnit */ 97 (unsigned int *) & data[1], /* pul_LowTiming */ 98 (unsigned int *) & data[2], /* pul_HighTiming */ 99 (unsigned char *) & data[3], /* pb_StartLevel */ 100 (unsigned char *) & data[4], /* pb_StopMode */ 101 (unsigned char *) & data[5], /* pb_StopLevel */ 102 (unsigned char *) & data[6], /* pb_ExternGate */ 103 (unsigned char *) & data[7], /* pb_InterruptEnable */ 104 (unsigned char *) & data[8] /* pb_Enable */ 105 ); 106 break; 107 108 default: 109 printk(" Config Parameter Wrong\n"); 110 } 111 112 if (i_ReturnValue >= 0) 113 i_ReturnValue = insn->n; 114 return i_ReturnValue; 115} 116 117/* 118+----------------------------------------------------------------------------+ 119| Function Name : _INT_ i_APCI1710_InitPWM | 120| (unsigned char_ b_BoardHandle, | 121| unsigned char_ b_ModulNbr, | 122| unsigned char_ b_PWM, | 123| unsigned char_ b_ClockSelection, | 124| unsigned char_ b_TimingUnit, | 125| ULONG_ ul_LowTiming, | 126| ULONG_ ul_HighTiming, | 127| PULONG_ pul_RealLowTiming, | 128| PULONG_ pul_RealHighTiming) | 129+----------------------------------------------------------------------------+ 130| Task : Configure the selected PWM (b_PWM) from selected module| 131| (b_ModulNbr). The ul_LowTiming, ul_HighTiming and | 132| ul_TimingUnit determine the low/high timing base for | 133| the period. pul_RealLowTiming, pul_RealHighTiming | 134| return the real timing value. | 135| You must calling this function be for you call any | 136| other function witch access of the PWM. | 137+----------------------------------------------------------------------------+ 138| Input Parameters : unsigned char_ b_BoardHandle : Handle of board APCI-1710 | 139| unsigned char_ b_ModulNbr : Module number to configure| 140| (0 to 3) | 141| unsigned char_ b_PWM : Selected PWM (0 or 1). | 142| unsigned char_ b_ClockSelection : Selection from PCI bus | 143| clock | 144| - APCI1710_30MHZ : | 145| The PC have a 30 MHz | 146| PCI bus clock | 147| - APCI1710_33MHZ : | 148| The PC have a 33 MHz | 149| PCI bus clock | 150| - APCI1710_40MHZ | 151| The APCI-1710 have a | 152| integrated 40Mhz | 153| quartz. | 154| unsigned char_ b_TimingUnit : Base timing Unit (0 to 4) | 155| 0 : ns | 156| 1 : æs | 157| 2 : ms | 158| 3 : s | 159| 4 : mn | 160| ULONG_ ul_LowTiming : Low base timing value. | 161| ULONG_ ul_HighTiming : High base timing value. | 162+----------------------------------------------------------------------------+ 163| Output Parameters : PULONG_ pul_RealLowTiming : Real low base timing | 164| value. | 165| PULONG_ pul_RealHighTiming : Real high base timing | 166| value. | 167+----------------------------------------------------------------------------+ 168| Return Value : 0: No error | 169| -1: The handle parameter of the board is wrong | 170| -2: Module selection wrong | 171| -3: The module is not a PWM module | 172| -4: PWM selection is wrong | 173| -5: The selected input clock is wrong | 174| -6: Timing Unit selection is wrong | 175| -7: Low base timing selection is wrong | 176| -8: High base timing selection is wrong | 177| -9: You can not used the 40MHz clock selection with | 178| this board | 179+----------------------------------------------------------------------------+ 180*/ 181 182int i_APCI1710_InitPWM(struct comedi_device *dev, 183 unsigned char b_ModulNbr, 184 unsigned char b_PWM, 185 unsigned char b_ClockSelection, 186 unsigned char b_TimingUnit, 187 unsigned int ul_LowTiming, 188 unsigned int ul_HighTiming, 189 unsigned int *pul_RealLowTiming, unsigned int *pul_RealHighTiming) 190{ 191 int i_ReturnValue = 0; 192 unsigned int ul_LowTimerValue = 0; 193 unsigned int ul_HighTimerValue = 0; 194 unsigned int dw_Command; 195 double d_RealLowTiming = 0; 196 double d_RealHighTiming = 0; 197 198 /**************************/ 199 /* Test the module number */ 200 /**************************/ 201 202 if (b_ModulNbr < 4) { 203 /***************/ 204 /* Test if PWM */ 205 /***************/ 206 207 if ((devpriv->s_BoardInfos. 208 dw_MolduleConfiguration[b_ModulNbr] & 209 0xFFFF0000UL) == APCI1710_PWM) { 210 /**************************/ 211 /* Test the PWM selection */ 212 /**************************/ 213 214 if (b_PWM <= 1) { 215 /******************/ 216 /* Test the clock */ 217 /******************/ 218 219 if ((b_ClockSelection == APCI1710_30MHZ) || 220 (b_ClockSelection == APCI1710_33MHZ) || 221 (b_ClockSelection == APCI1710_40MHZ)) { 222 /************************/ 223 /* Test the timing unit */ 224 /************************/ 225 226 if (b_TimingUnit <= 4) { 227 /*********************************/ 228 /* Test the low timing selection */ 229 /*********************************/ 230 231 if (((b_ClockSelection == 232 APCI1710_30MHZ) 233 && (b_TimingUnit 234 == 0) 235 && (ul_LowTiming 236 >= 266) 237 && (ul_LowTiming 238 <= 239 0xFFFFFFFFUL)) 240 || ((b_ClockSelection == 241 APCI1710_30MHZ) 242 && (b_TimingUnit 243 == 1) 244 && (ul_LowTiming 245 >= 1) 246 && (ul_LowTiming 247 <= 248 571230650UL)) 249 || ((b_ClockSelection == 250 APCI1710_30MHZ) 251 && (b_TimingUnit 252 == 2) 253 && (ul_LowTiming 254 >= 1) 255 && (ul_LowTiming 256 <= 257 571230UL)) 258 || ((b_ClockSelection == 259 APCI1710_30MHZ) 260 && (b_TimingUnit 261 == 3) 262 && (ul_LowTiming 263 >= 1) 264 && (ul_LowTiming 265 <= 266 571UL)) 267 || ((b_ClockSelection == 268 APCI1710_30MHZ) 269 && (b_TimingUnit 270 == 4) 271 && (ul_LowTiming 272 >= 1) 273 && (ul_LowTiming 274 <= 9UL)) 275 || ((b_ClockSelection == 276 APCI1710_33MHZ) 277 && (b_TimingUnit 278 == 0) 279 && (ul_LowTiming 280 >= 242) 281 && (ul_LowTiming 282 <= 283 0xFFFFFFFFUL)) 284 || ((b_ClockSelection == 285 APCI1710_33MHZ) 286 && (b_TimingUnit 287 == 1) 288 && (ul_LowTiming 289 >= 1) 290 && (ul_LowTiming 291 <= 292 519691043UL)) 293 || ((b_ClockSelection == 294 APCI1710_33MHZ) 295 && (b_TimingUnit 296 == 2) 297 && (ul_LowTiming 298 >= 1) 299 && (ul_LowTiming 300 <= 301 519691UL)) 302 || ((b_ClockSelection == 303 APCI1710_33MHZ) 304 && (b_TimingUnit 305 == 3) 306 && (ul_LowTiming 307 >= 1) 308 && (ul_LowTiming 309 <= 310 520UL)) 311 || ((b_ClockSelection == 312 APCI1710_33MHZ) 313 && (b_TimingUnit 314 == 4) 315 && (ul_LowTiming 316 >= 1) 317 && (ul_LowTiming 318 <= 8UL)) 319 || ((b_ClockSelection == 320 APCI1710_40MHZ) 321 && (b_TimingUnit 322 == 0) 323 && (ul_LowTiming 324 >= 200) 325 && (ul_LowTiming 326 <= 327 0xFFFFFFFFUL)) 328 || ((b_ClockSelection == 329 APCI1710_40MHZ) 330 && (b_TimingUnit 331 == 1) 332 && (ul_LowTiming 333 >= 1) 334 && (ul_LowTiming 335 <= 336 429496729UL)) 337 || ((b_ClockSelection == 338 APCI1710_40MHZ) 339 && (b_TimingUnit 340 == 2) 341 && (ul_LowTiming 342 >= 1) 343 && (ul_LowTiming 344 <= 345 429496UL)) 346 || ((b_ClockSelection == 347 APCI1710_40MHZ) 348 && (b_TimingUnit 349 == 3) 350 && (ul_LowTiming 351 >= 1) 352 && (ul_LowTiming 353 <= 354 429UL)) 355 || ((b_ClockSelection == 356 APCI1710_40MHZ) 357 && (b_TimingUnit 358 == 4) 359 && (ul_LowTiming 360 >= 1) 361 && (ul_LowTiming 362 <= 363 7UL))) { 364 /**********************************/ 365 /* Test the High timing selection */ 366 /**********************************/ 367 368 if (((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 0) && (ul_HighTiming >= 266) && (ul_HighTiming <= 0xFFFFFFFFUL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 1) && (ul_HighTiming >= 1) && (ul_HighTiming <= 571230650UL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 2) && (ul_HighTiming >= 1) && (ul_HighTiming <= 571230UL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 3) && (ul_HighTiming >= 1) && (ul_HighTiming <= 571UL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 4) && (ul_HighTiming >= 1) && (ul_HighTiming <= 9UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 0) && (ul_HighTiming >= 242) && (ul_HighTiming <= 0xFFFFFFFFUL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 1) && (ul_HighTiming >= 1) && (ul_HighTiming <= 519691043UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 2) && (ul_HighTiming >= 1) && (ul_HighTiming <= 519691UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 3) && (ul_HighTiming >= 1) && (ul_HighTiming <= 520UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 4) && (ul_HighTiming >= 1) && (ul_HighTiming <= 8UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 0) && (ul_HighTiming >= 200) && (ul_HighTiming <= 0xFFFFFFFFUL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 1) && (ul_HighTiming >= 1) && (ul_HighTiming <= 429496729UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 2) && (ul_HighTiming >= 1) && (ul_HighTiming <= 429496UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 3) && (ul_HighTiming >= 1) && (ul_HighTiming <= 429UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 4) && (ul_HighTiming >= 1) && (ul_HighTiming <= 7UL))) { 369 /**************************/ 370 /* Test the board version */ 371 /**************************/ 372 373 if (((b_ClockSelection == APCI1710_40MHZ) && (devpriv->s_BoardInfos.b_BoardVersion > 0)) || (b_ClockSelection != APCI1710_40MHZ)) { 374 375 /************************************/ 376 /* Calculate the low division fator */ 377 /************************************/ 378 379 fpu_begin 380 (); 381 382 switch (b_TimingUnit) { 383 /******/ 384 /* ns */ 385 /******/ 386 387 case 0: 388 389 /******************/ 390 /* Timer 0 factor */ 391 /******************/ 392 393 ul_LowTimerValue 394 = 395 (unsigned int) 396 (ul_LowTiming 397 * 398 (0.00025 * b_ClockSelection)); 399 400 /*******************/ 401 /* Round the value */ 402 /*******************/ 403 404 if ((double)((double)ul_LowTiming * (0.00025 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 405 ul_LowTimerValue 406 = 407 ul_LowTimerValue 408 + 409 1; 410 } 411 412 /*****************************/ 413 /* Calculate the real timing */ 414 /*****************************/ 415 416 *pul_RealLowTiming 417 = 418 (unsigned int) 419 (ul_LowTimerValue 420 / 421 (0.00025 * (double)b_ClockSelection)); 422 d_RealLowTiming 423 = 424 (double) 425 ul_LowTimerValue 426 / 427 (0.00025 428 * 429 (double) 430 b_ClockSelection); 431 432 if ((double)((double)ul_LowTimerValue / (0.00025 * (double)b_ClockSelection)) >= (double)((double)*pul_RealLowTiming + 0.5)) { 433 *pul_RealLowTiming 434 = 435 *pul_RealLowTiming 436 + 437 1; 438 } 439 440 ul_LowTiming 441 = 442 ul_LowTiming 443 - 444 1; 445 ul_LowTimerValue 446 = 447 ul_LowTimerValue 448 - 449 2; 450 451 if (b_ClockSelection != APCI1710_40MHZ) { 452 ul_LowTimerValue 453 = 454 (unsigned int) 455 ( 456 (double) 457 (ul_LowTimerValue) 458 * 459 1.007752288); 460 } 461 462 break; 463 464 /******/ 465 /* æs */ 466 /******/ 467 468 case 1: 469 470 /******************/ 471 /* Timer 0 factor */ 472 /******************/ 473 474 ul_LowTimerValue 475 = 476 (unsigned int) 477 (ul_LowTiming 478 * 479 (0.25 * b_ClockSelection)); 480 481 /*******************/ 482 /* Round the value */ 483 /*******************/ 484 485 if ((double)((double)ul_LowTiming * (0.25 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 486 ul_LowTimerValue 487 = 488 ul_LowTimerValue 489 + 490 1; 491 } 492 493 /*****************************/ 494 /* Calculate the real timing */ 495 /*****************************/ 496 497 *pul_RealLowTiming 498 = 499 (unsigned int) 500 (ul_LowTimerValue 501 / 502 (0.25 * (double)b_ClockSelection)); 503 d_RealLowTiming 504 = 505 (double) 506 ul_LowTimerValue 507 / 508 ( 509 (double) 510 0.25 511 * 512 (double) 513 b_ClockSelection); 514 515 if ((double)((double)ul_LowTimerValue / (0.25 * (double)b_ClockSelection)) >= (double)((double)*pul_RealLowTiming + 0.5)) { 516 *pul_RealLowTiming 517 = 518 *pul_RealLowTiming 519 + 520 1; 521 } 522 523 ul_LowTiming 524 = 525 ul_LowTiming 526 - 527 1; 528 ul_LowTimerValue 529 = 530 ul_LowTimerValue 531 - 532 2; 533 534 if (b_ClockSelection != APCI1710_40MHZ) { 535 ul_LowTimerValue 536 = 537 (unsigned int) 538 ( 539 (double) 540 (ul_LowTimerValue) 541 * 542 1.007752288); 543 } 544 545 break; 546 547 /******/ 548 /* ms */ 549 /******/ 550 551 case 2: 552 553 /******************/ 554 /* Timer 0 factor */ 555 /******************/ 556 557 ul_LowTimerValue 558 = 559 ul_LowTiming 560 * 561 (250.0 562 * 563 b_ClockSelection); 564 565 /*******************/ 566 /* Round the value */ 567 /*******************/ 568 569 if ((double)((double)ul_LowTiming * (250.0 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 570 ul_LowTimerValue 571 = 572 ul_LowTimerValue 573 + 574 1; 575 } 576 577 /*****************************/ 578 /* Calculate the real timing */ 579 /*****************************/ 580 581 *pul_RealLowTiming 582 = 583 (unsigned int) 584 (ul_LowTimerValue 585 / 586 (250.0 * (double)b_ClockSelection)); 587 d_RealLowTiming 588 = 589 (double) 590 ul_LowTimerValue 591 / 592 (250.0 593 * 594 (double) 595 b_ClockSelection); 596 597 if ((double)((double)ul_LowTimerValue / (250.0 * (double)b_ClockSelection)) >= (double)((double)*pul_RealLowTiming + 0.5)) { 598 *pul_RealLowTiming 599 = 600 *pul_RealLowTiming 601 + 602 1; 603 } 604 605 ul_LowTiming 606 = 607 ul_LowTiming 608 - 609 1; 610 ul_LowTimerValue 611 = 612 ul_LowTimerValue 613 - 614 2; 615 616 if (b_ClockSelection != APCI1710_40MHZ) { 617 ul_LowTimerValue 618 = 619 (unsigned int) 620 ( 621 (double) 622 (ul_LowTimerValue) 623 * 624 1.007752288); 625 } 626 627 break; 628 629 /*****/ 630 /* s */ 631 /*****/ 632 633 case 3: 634 /******************/ 635 /* Timer 0 factor */ 636 /******************/ 637 638 ul_LowTimerValue 639 = 640 (unsigned int) 641 (ul_LowTiming 642 * 643 (250000.0 644 * 645 b_ClockSelection)); 646 647 /*******************/ 648 /* Round the value */ 649 /*******************/ 650 651 if ((double)((double)ul_LowTiming * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 652 ul_LowTimerValue 653 = 654 ul_LowTimerValue 655 + 656 1; 657 } 658 659 /*****************************/ 660 /* Calculate the real timing */ 661 /*****************************/ 662 663 *pul_RealLowTiming 664 = 665 (unsigned int) 666 (ul_LowTimerValue 667 / 668 (250000.0 669 * 670 (double) 671 b_ClockSelection)); 672 d_RealLowTiming 673 = 674 (double) 675 ul_LowTimerValue 676 / 677 (250000.0 678 * 679 (double) 680 b_ClockSelection); 681 682 if ((double)((double)ul_LowTimerValue / (250000.0 * (double)b_ClockSelection)) >= (double)((double)*pul_RealLowTiming + 0.5)) { 683 *pul_RealLowTiming 684 = 685 *pul_RealLowTiming 686 + 687 1; 688 } 689 690 ul_LowTiming 691 = 692 ul_LowTiming 693 - 694 1; 695 ul_LowTimerValue 696 = 697 ul_LowTimerValue 698 - 699 2; 700 701 if (b_ClockSelection != APCI1710_40MHZ) { 702 ul_LowTimerValue 703 = 704 (unsigned int) 705 ( 706 (double) 707 (ul_LowTimerValue) 708 * 709 1.007752288); 710 } 711 712 break; 713 714 /******/ 715 /* mn */ 716 /******/ 717 718 case 4: 719 720 /******************/ 721 /* Timer 0 factor */ 722 /******************/ 723 724 ul_LowTimerValue 725 = 726 (unsigned int) 727 ( 728 (ul_LowTiming 729 * 730 60) 731 * 732 (250000.0 733 * 734 b_ClockSelection)); 735 736 /*******************/ 737 /* Round the value */ 738 /*******************/ 739 740 if ((double)((double)(ul_LowTiming * 60.0) * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 741 ul_LowTimerValue 742 = 743 ul_LowTimerValue 744 + 745 1; 746 } 747 748 /*****************************/ 749 /* Calculate the real timing */ 750 /*****************************/ 751 752 *pul_RealLowTiming 753 = 754 (unsigned int) 755 (ul_LowTimerValue 756 / 757 (250000.0 758 * 759 (double) 760 b_ClockSelection)) 761 / 762 60; 763 d_RealLowTiming 764 = 765 ( 766 (double) 767 ul_LowTimerValue 768 / 769 (250000.0 770 * 771 (double) 772 b_ClockSelection)) 773 / 774 60.0; 775 776 if ((double)(((double)ul_LowTimerValue / (250000.0 * (double)b_ClockSelection)) / 60.0) >= (double)((double)*pul_RealLowTiming + 0.5)) { 777 *pul_RealLowTiming 778 = 779 *pul_RealLowTiming 780 + 781 1; 782 } 783 784 ul_LowTiming 785 = 786 ul_LowTiming 787 - 788 1; 789 ul_LowTimerValue 790 = 791 ul_LowTimerValue 792 - 793 2; 794 795 if (b_ClockSelection != APCI1710_40MHZ) { 796 ul_LowTimerValue 797 = 798 (unsigned int) 799 ( 800 (double) 801 (ul_LowTimerValue) 802 * 803 1.007752288); 804 } 805 806 break; 807 } 808 809 /*************************************/ 810 /* Calculate the high division fator */ 811 /*************************************/ 812 813 switch (b_TimingUnit) { 814 /******/ 815 /* ns */ 816 /******/ 817 818 case 0: 819 820 /******************/ 821 /* Timer 0 factor */ 822 /******************/ 823 824 ul_HighTimerValue 825 = 826 (unsigned int) 827 (ul_HighTiming 828 * 829 (0.00025 * b_ClockSelection)); 830 831 /*******************/ 832 /* Round the value */ 833 /*******************/ 834 835 if ((double)((double)ul_HighTiming * (0.00025 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 836 ul_HighTimerValue 837 = 838 ul_HighTimerValue 839 + 840 1; 841 } 842 843 /*****************************/ 844 /* Calculate the real timing */ 845 /*****************************/ 846 847 *pul_RealHighTiming 848 = 849 (unsigned int) 850 (ul_HighTimerValue 851 / 852 (0.00025 * (double)b_ClockSelection)); 853 d_RealHighTiming 854 = 855 (double) 856 ul_HighTimerValue 857 / 858 (0.00025 859 * 860 (double) 861 b_ClockSelection); 862 863 if ((double)((double)ul_HighTimerValue / (0.00025 * (double)b_ClockSelection)) >= (double)((double)*pul_RealHighTiming + 0.5)) { 864 *pul_RealHighTiming 865 = 866 *pul_RealHighTiming 867 + 868 1; 869 } 870 871 ul_HighTiming 872 = 873 ul_HighTiming 874 - 875 1; 876 ul_HighTimerValue 877 = 878 ul_HighTimerValue 879 - 880 2; 881 882 if (b_ClockSelection != APCI1710_40MHZ) { 883 ul_HighTimerValue 884 = 885 (unsigned int) 886 ( 887 (double) 888 (ul_HighTimerValue) 889 * 890 1.007752288); 891 } 892 893 break; 894 895 /******/ 896 /* æs */ 897 /******/ 898 899 case 1: 900 901 /******************/ 902 /* Timer 0 factor */ 903 /******************/ 904 905 ul_HighTimerValue 906 = 907 (unsigned int) 908 (ul_HighTiming 909 * 910 (0.25 * b_ClockSelection)); 911 912 /*******************/ 913 /* Round the value */ 914 /*******************/ 915 916 if ((double)((double)ul_HighTiming * (0.25 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 917 ul_HighTimerValue 918 = 919 ul_HighTimerValue 920 + 921 1; 922 } 923 924 /*****************************/ 925 /* Calculate the real timing */ 926 /*****************************/ 927 928 *pul_RealHighTiming 929 = 930 (unsigned int) 931 (ul_HighTimerValue 932 / 933 (0.25 * (double)b_ClockSelection)); 934 d_RealHighTiming 935 = 936 (double) 937 ul_HighTimerValue 938 / 939 ( 940 (double) 941 0.25 942 * 943 (double) 944 b_ClockSelection); 945 946 if ((double)((double)ul_HighTimerValue / (0.25 * (double)b_ClockSelection)) >= (double)((double)*pul_RealHighTiming + 0.5)) { 947 *pul_RealHighTiming 948 = 949 *pul_RealHighTiming 950 + 951 1; 952 } 953 954 ul_HighTiming 955 = 956 ul_HighTiming 957 - 958 1; 959 ul_HighTimerValue 960 = 961 ul_HighTimerValue 962 - 963 2; 964 965 if (b_ClockSelection != APCI1710_40MHZ) { 966 ul_HighTimerValue 967 = 968 (unsigned int) 969 ( 970 (double) 971 (ul_HighTimerValue) 972 * 973 1.007752288); 974 } 975 976 break; 977 978 /******/ 979 /* ms */ 980 /******/ 981 982 case 2: 983 984 /******************/ 985 /* Timer 0 factor */ 986 /******************/ 987 988 ul_HighTimerValue 989 = 990 ul_HighTiming 991 * 992 (250.0 993 * 994 b_ClockSelection); 995 996 /*******************/ 997 /* Round the value */ 998 /*******************/ 999 1000 if ((double)((double)ul_HighTiming * (250.0 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 1001 ul_HighTimerValue 1002 = 1003 ul_HighTimerValue 1004 + 1005 1; 1006 } 1007 1008 /*****************************/ 1009 /* Calculate the real timing */ 1010 /*****************************/ 1011 1012 *pul_RealHighTiming 1013 = 1014 (unsigned int) 1015 (ul_HighTimerValue 1016 / 1017 (250.0 * (double)b_ClockSelection)); 1018 d_RealHighTiming 1019 = 1020 (double) 1021 ul_HighTimerValue 1022 / 1023 (250.0 1024 * 1025 (double) 1026 b_ClockSelection); 1027 1028 if ((double)((double)ul_HighTimerValue / (250.0 * (double)b_ClockSelection)) >= (double)((double)*pul_RealHighTiming + 0.5)) { 1029 *pul_RealHighTiming 1030 = 1031 *pul_RealHighTiming 1032 + 1033 1; 1034 } 1035 1036 ul_HighTiming 1037 = 1038 ul_HighTiming 1039 - 1040 1; 1041 ul_HighTimerValue 1042 = 1043 ul_HighTimerValue 1044 - 1045 2; 1046 1047 if (b_ClockSelection != APCI1710_40MHZ) { 1048 ul_HighTimerValue 1049 = 1050 (unsigned int) 1051 ( 1052 (double) 1053 (ul_HighTimerValue) 1054 * 1055 1.007752288); 1056 } 1057 1058 break; 1059 1060 /*****/ 1061 /* s */ 1062 /*****/ 1063 1064 case 3: 1065 1066 /******************/ 1067 /* Timer 0 factor */ 1068 /******************/ 1069 1070 ul_HighTimerValue 1071 = 1072 (unsigned int) 1073 (ul_HighTiming 1074 * 1075 (250000.0 1076 * 1077 b_ClockSelection)); 1078 1079 /*******************/ 1080 /* Round the value */ 1081 /*******************/ 1082 1083 if ((double)((double)ul_HighTiming * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 1084 ul_HighTimerValue 1085 = 1086 ul_HighTimerValue 1087 + 1088 1; 1089 } 1090 1091 /*****************************/ 1092 /* Calculate the real timing */ 1093 /*****************************/ 1094 1095 *pul_RealHighTiming 1096 = 1097 (unsigned int) 1098 (ul_HighTimerValue 1099 / 1100 (250000.0 1101 * 1102 (double) 1103 b_ClockSelection)); 1104 d_RealHighTiming 1105 = 1106 (double) 1107 ul_HighTimerValue 1108 / 1109 (250000.0 1110 * 1111 (double) 1112 b_ClockSelection); 1113 1114 if ((double)((double)ul_HighTimerValue / (250000.0 * (double)b_ClockSelection)) >= (double)((double)*pul_RealHighTiming + 0.5)) { 1115 *pul_RealHighTiming 1116 = 1117 *pul_RealHighTiming 1118 + 1119 1; 1120 } 1121 1122 ul_HighTiming 1123 = 1124 ul_HighTiming 1125 - 1126 1; 1127 ul_HighTimerValue 1128 = 1129 ul_HighTimerValue 1130 - 1131 2; 1132 1133 if (b_ClockSelection != APCI1710_40MHZ) { 1134 ul_HighTimerValue 1135 = 1136 (unsigned int) 1137 ( 1138 (double) 1139 (ul_HighTimerValue) 1140 * 1141 1.007752288); 1142 } 1143 1144 break; 1145 1146 /******/ 1147 /* mn */ 1148 /******/ 1149 1150 case 4: 1151 1152 /******************/ 1153 /* Timer 0 factor */ 1154 /******************/ 1155 1156 ul_HighTimerValue 1157 = 1158 (unsigned int) 1159 ( 1160 (ul_HighTiming 1161 * 1162 60) 1163 * 1164 (250000.0 1165 * 1166 b_ClockSelection)); 1167 1168 /*******************/ 1169 /* Round the value */ 1170 /*******************/ 1171 1172 if ((double)((double)(ul_HighTiming * 60.0) * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 1173 ul_HighTimerValue 1174 = 1175 ul_HighTimerValue 1176 + 1177 1; 1178 } 1179 1180 /*****************************/ 1181 /* Calculate the real timing */ 1182 /*****************************/ 1183 1184 *pul_RealHighTiming 1185 = 1186 (unsigned int) 1187 (ul_HighTimerValue 1188 / 1189 (250000.0 1190 * 1191 (double) 1192 b_ClockSelection)) 1193 / 1194 60; 1195 d_RealHighTiming 1196 = 1197 ( 1198 (double) 1199 ul_HighTimerValue 1200 / 1201 (250000.0 1202 * 1203 (double) 1204 b_ClockSelection)) 1205 / 1206 60.0; 1207 1208 if ((double)(((double)ul_HighTimerValue / (250000.0 * (double)b_ClockSelection)) / 60.0) >= (double)((double)*pul_RealHighTiming + 0.5)) { 1209 *pul_RealHighTiming 1210 = 1211 *pul_RealHighTiming 1212 + 1213 1; 1214 } 1215 1216 ul_HighTiming 1217 = 1218 ul_HighTiming 1219 - 1220 1; 1221 ul_HighTimerValue 1222 = 1223 ul_HighTimerValue 1224 - 1225 2; 1226 1227 if (b_ClockSelection != APCI1710_40MHZ) { 1228 ul_HighTimerValue 1229 = 1230 (unsigned int) 1231 ( 1232 (double) 1233 (ul_HighTimerValue) 1234 * 1235 1.007752288); 1236 } 1237 1238 break; 1239 } 1240 1241 fpu_end(); 1242 /****************************/ 1243 /* Save the clock selection */ 1244 /****************************/ 1245 1246 devpriv-> 1247 s_ModuleInfo 1248 [b_ModulNbr]. 1249 s_PWMModuleInfo. 1250 b_ClockSelection 1251 = 1252 b_ClockSelection; 1253 1254 /************************/ 1255 /* Save the timing unit */ 1256 /************************/ 1257 1258 devpriv-> 1259 s_ModuleInfo 1260 [b_ModulNbr]. 1261 s_PWMModuleInfo. 1262 s_PWMInfo 1263 [b_PWM]. 1264 b_TimingUnit 1265 = 1266 b_TimingUnit; 1267 1268 /****************************/ 1269 /* Save the low base timing */ 1270 /****************************/ 1271 1272 devpriv-> 1273 s_ModuleInfo 1274 [b_ModulNbr]. 1275 s_PWMModuleInfo. 1276 s_PWMInfo 1277 [b_PWM]. 1278 d_LowTiming 1279 = 1280 d_RealLowTiming; 1281 1282 devpriv-> 1283 s_ModuleInfo 1284 [b_ModulNbr]. 1285 s_PWMModuleInfo. 1286 s_PWMInfo 1287 [b_PWM]. 1288 ul_RealLowTiming 1289 = 1290 *pul_RealLowTiming; 1291 1292 /****************************/ 1293 /* Save the high base timing */ 1294 /****************************/ 1295 1296 devpriv-> 1297 s_ModuleInfo 1298 [b_ModulNbr]. 1299 s_PWMModuleInfo. 1300 s_PWMInfo 1301 [b_PWM]. 1302 d_HighTiming 1303 = 1304 d_RealHighTiming; 1305 1306 devpriv-> 1307 s_ModuleInfo 1308 [b_ModulNbr]. 1309 s_PWMModuleInfo. 1310 s_PWMInfo 1311 [b_PWM]. 1312 ul_RealHighTiming 1313 = 1314 *pul_RealHighTiming; 1315 1316 /************************/ 1317 /* Write the low timing */ 1318 /************************/ 1319 1320 outl(ul_LowTimerValue, devpriv->s_BoardInfos.ui_Address + 0 + (20 * b_PWM) + (64 * b_ModulNbr)); 1321 1322 /*************************/ 1323 /* Write the high timing */ 1324 /*************************/ 1325 1326 outl(ul_HighTimerValue, devpriv->s_BoardInfos.ui_Address + 4 + (20 * b_PWM) + (64 * b_ModulNbr)); 1327 1328 /***************************/ 1329 /* Set the clock selection */ 1330 /***************************/ 1331 1332 dw_Command 1333 = 1334 inl 1335 (devpriv-> 1336 s_BoardInfos. 1337 ui_Address 1338 + 1339 8 1340 + 1341 (20 * b_PWM) + (64 * b_ModulNbr)); 1342 1343 dw_Command 1344 = 1345 dw_Command 1346 & 1347 0x7F; 1348 1349 if (b_ClockSelection == APCI1710_40MHZ) { 1350 dw_Command 1351 = 1352 dw_Command 1353 | 1354 0x80; 1355 } 1356 1357 /***************************/ 1358 /* Set the clock selection */ 1359 /***************************/ 1360 1361 outl(dw_Command, devpriv->s_BoardInfos.ui_Address + 8 + (20 * b_PWM) + (64 * b_ModulNbr)); 1362 1363 /*************/ 1364 /* PWM init. */ 1365 /*************/ 1366 devpriv-> 1367 s_ModuleInfo 1368 [b_ModulNbr]. 1369 s_PWMModuleInfo. 1370 s_PWMInfo 1371 [b_PWM]. 1372 b_PWMInit 1373 = 1374 1; 1375 } else { 1376 /***************************************************/ 1377 /* You can not used the 40MHz clock selection with */ 1378 /* this board */ 1379 /***************************************************/ 1380 DPRINTK("You can not used the 40MHz clock selection with this board\n"); 1381 i_ReturnValue 1382 = 1383 -9; 1384 } 1385 } else { 1386 /***************************************/ 1387 /* High base timing selection is wrong */ 1388 /***************************************/ 1389 DPRINTK("High base timing selection is wrong\n"); 1390 i_ReturnValue = 1391 -8; 1392 } 1393 } else { 1394 /**************************************/ 1395 /* Low base timing selection is wrong */ 1396 /**************************************/ 1397 DPRINTK("Low base timing selection is wrong\n"); 1398 i_ReturnValue = -7; 1399 } 1400 } /* if ((b_TimingUnit >= 0) && (b_TimingUnit <= 4)) */ 1401 else { 1402 /**********************************/ 1403 /* Timing unit selection is wrong */ 1404 /**********************************/ 1405 DPRINTK("Timing unit selection is wrong\n"); 1406 i_ReturnValue = -6; 1407 } /* if ((b_TimingUnit >= 0) && (b_TimingUnit <= 4)) */ 1408 } /* if ((b_ClockSelection == APCI1710_30MHZ) || (b_ClockSelection == APCI1710_33MHZ) || (b_ClockSelection == APCI1710_40MHZ)) */ 1409 else { 1410 /*******************************/ 1411 /* The selected clock is wrong */ 1412 /*******************************/ 1413 DPRINTK("The selected clock is wrong\n"); 1414 i_ReturnValue = -5; 1415 } /* if ((b_ClockSelection == APCI1710_30MHZ) || (b_ClockSelection == APCI1710_33MHZ) || (b_ClockSelection == APCI1710_40MHZ)) */ 1416 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 1417 else { 1418 /******************************/ 1419 /* Tor PWM selection is wrong */ 1420 /******************************/ 1421 DPRINTK("Tor PWM selection is wrong\n"); 1422 i_ReturnValue = -4; 1423 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 1424 } else { 1425 /**********************************/ 1426 /* The module is not a PWM module */ 1427 /**********************************/ 1428 DPRINTK("The module is not a PWM module\n"); 1429 i_ReturnValue = -3; 1430 } 1431 } else { 1432 /***********************/ 1433 /* Module number error */ 1434 /***********************/ 1435 DPRINTK("Module number error\n"); 1436 i_ReturnValue = -2; 1437 } 1438 1439 return i_ReturnValue; 1440} 1441 1442/* 1443+----------------------------------------------------------------------------+ 1444| Function Name : _INT_ i_APCI1710_GetPWMInitialisation | 1445| (unsigned char_ b_BoardHandle, | 1446| unsigned char_ b_ModulNbr, | 1447| unsigned char_ b_PWM, | 1448| unsigned char *_ pb_TimingUnit, | 1449| PULONG_ pul_LowTiming, | 1450| PULONG_ pul_HighTiming, | 1451| unsigned char *_ pb_StartLevel, | 1452| unsigned char *_ pb_StopMode, | 1453| unsigned char *_ pb_StopLevel, | 1454| unsigned char *_ pb_ExternGate, | 1455| unsigned char *_ pb_InterruptEnable, | 1456| unsigned char *_ pb_Enable) | 1457+----------------------------------------------------------------------------+ 1458| Task : Return the PWM (b_PWM) initialisation from selected | 1459| module (b_ModulNbr). You must calling the | 1460| "i_APCI1710_InitPWM" function be for you call this | 1461| function. | 1462+----------------------------------------------------------------------------+ 1463| Input Parameters : unsigned char_ b_BoardHandle : Handle of board APCI-1710 | 1464| unsigned char_ b_ModulNbr : Selected module number (0 to 3) | 1465| unsigned char_ b_PWM : Selected PWM (0 or 1) | 1466+----------------------------------------------------------------------------+ 1467| Output Parameters : unsigned char *_ pb_TimingUnit : Base timing Unit (0 to 4) | 1468| 0 : ns | 1469| 1 : æs | 1470| 2 : ms | 1471| 3 : s | 1472| 4 : mn | 1473| PULONG_ pul_LowTiming : Low base timing value. | 1474| PULONG_ pul_HighTiming : High base timing value. | 1475| unsigned char *_ pb_StartLevel : Start period level | 1476| selection | 1477| 0 : The period start | 1478| with a low level | 1479| 1 : The period start | 1480| with a high level| 1481| unsigned char *_ pb_StopMode : Stop mode selection | 1482| 0 : The PWM is stopped | 1483| directly after the | 1484| "i_APCI1710_DisablePWM"| 1485| function and break the| 1486| last period | 1487| 1 : After the | 1488| "i_APCI1710_DisablePWM"| 1489| function the PWM is | 1490| stopped at the end | 1491| from last period cycle| 1492| unsigned char *_ pb_StopLevel : Stop PWM level selection | 1493| 0 : The output signal | 1494| keep the level after| 1495| the | 1496| "i_APCI1710_DisablePWM"| 1497| function | 1498| 1 : The output signal is| 1499| set to low after the| 1500| "i_APCI1710_DisablePWM"| 1501| function | 1502| 2 : The output signal is| 1503| set to high after | 1504| the | 1505| "i_APCI1710_DisablePWM"| 1506| function | 1507| unsigned char *_ pb_ExternGate : Extern gate action | 1508| selection | 1509| 0 : Extern gate signal | 1510| not used. | 1511| 1 : Extern gate signal | 1512| used. | 1513| unsigned char *_ pb_InterruptEnable : Enable or disable the PWM | 1514| interrupt. | 1515| - APCI1710_ENABLE : | 1516| Enable the PWM interrupt| 1517| A interrupt occur after | 1518| each period | 1519| - APCI1710_DISABLE : | 1520| Disable the PWM | 1521| interrupt | 1522| unsigned char *_ pb_Enable : Indicate if the PWM is | 1523| enabled or no | 1524| 0 : PWM not enabled | 1525| 1 : PWM enabled | 1526+----------------------------------------------------------------------------+ 1527| Return Value : 0: No error | 1528| -1: The handle parameter of the board is wrong | 1529| -2: Module selection wrong | 1530| -3: The module is not a PWM module | 1531| -4: PWM selection is wrong | 1532| -5: PWM not initialised see function | 1533| "i_APCI1710_InitPWM" | 1534+----------------------------------------------------------------------------+ 1535*/ 1536 1537int i_APCI1710_GetPWMInitialisation(struct comedi_device *dev, 1538 unsigned char b_ModulNbr, 1539 unsigned char b_PWM, 1540 unsigned char *pb_TimingUnit, 1541 unsigned int *pul_LowTiming, 1542 unsigned int *pul_HighTiming, 1543 unsigned char *pb_StartLevel, 1544 unsigned char *pb_StopMode, 1545 unsigned char *pb_StopLevel, 1546 unsigned char *pb_ExternGate, unsigned char *pb_InterruptEnable, unsigned char *pb_Enable) 1547{ 1548 int i_ReturnValue = 0; 1549 unsigned int dw_Status; 1550 unsigned int dw_Command; 1551 1552 /**************************/ 1553 /* Test the module number */ 1554 /**************************/ 1555 1556 if (b_ModulNbr < 4) { 1557 /***************/ 1558 /* Test if PWM */ 1559 /***************/ 1560 1561 if ((devpriv->s_BoardInfos. 1562 dw_MolduleConfiguration[b_ModulNbr] & 1563 0xFFFF0000UL) == APCI1710_PWM) { 1564 /**************************/ 1565 /* Test the PWM selection */ 1566 /**************************/ 1567 1568 if (b_PWM <= 1) { 1569 /***************************/ 1570 /* Test if PWM initialised */ 1571 /***************************/ 1572 1573 dw_Status = inl(devpriv->s_BoardInfos. 1574 ui_Address + 12 + (20 * b_PWM) + 1575 (64 * b_ModulNbr)); 1576 1577 if (dw_Status & 0x10) { 1578 /***********************/ 1579 /* Read the low timing */ 1580 /***********************/ 1581 1582 *pul_LowTiming = 1583 inl(devpriv->s_BoardInfos. 1584 ui_Address + 0 + (20 * b_PWM) + 1585 (64 * b_ModulNbr)); 1586 1587 /************************/ 1588 /* Read the high timing */ 1589 /************************/ 1590 1591 *pul_HighTiming = 1592 inl(devpriv->s_BoardInfos. 1593 ui_Address + 4 + (20 * b_PWM) + 1594 (64 * b_ModulNbr)); 1595 1596 /********************/ 1597 /* Read the command */ 1598 /********************/ 1599 1600 dw_Command = inl(devpriv->s_BoardInfos. 1601 ui_Address + 8 + (20 * b_PWM) + 1602 (64 * b_ModulNbr)); 1603 1604 *pb_StartLevel = 1605 (unsigned char) ((dw_Command >> 5) & 1); 1606 *pb_StopMode = 1607 (unsigned char) ((dw_Command >> 0) & 1); 1608 *pb_StopLevel = 1609 (unsigned char) ((dw_Command >> 1) & 1); 1610 *pb_ExternGate = 1611 (unsigned char) ((dw_Command >> 4) & 1); 1612 *pb_InterruptEnable = 1613 (unsigned char) ((dw_Command >> 3) & 1); 1614 1615 if (*pb_StopLevel) { 1616 *pb_StopLevel = 1617 *pb_StopLevel + 1618 (unsigned char) ((dw_Command >> 1619 2) & 1); 1620 } 1621 1622 /********************/ 1623 /* Read the command */ 1624 /********************/ 1625 1626 dw_Command = inl(devpriv->s_BoardInfos. 1627 ui_Address + 8 + (20 * b_PWM) + 1628 (64 * b_ModulNbr)); 1629 1630 *pb_Enable = 1631 (unsigned char) ((dw_Command >> 0) & 1); 1632 1633 *pb_TimingUnit = devpriv-> 1634 s_ModuleInfo[b_ModulNbr]. 1635 s_PWMModuleInfo. 1636 s_PWMInfo[b_PWM].b_TimingUnit; 1637 } /* if (dw_Status & 0x10) */ 1638 else { 1639 /***********************/ 1640 /* PWM not initialised */ 1641 /***********************/ 1642 DPRINTK("PWM not initialised\n"); 1643 i_ReturnValue = -5; 1644 } /* if (dw_Status & 0x10) */ 1645 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 1646 else { 1647 /******************************/ 1648 /* Tor PWM selection is wrong */ 1649 /******************************/ 1650 DPRINTK("Tor PWM selection is wrong\n"); 1651 i_ReturnValue = -4; 1652 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 1653 } else { 1654 /**********************************/ 1655 /* The module is not a PWM module */ 1656 /**********************************/ 1657 DPRINTK("The module is not a PWM module\n"); 1658 i_ReturnValue = -3; 1659 } 1660 } else { 1661 /***********************/ 1662 /* Module number error */ 1663 /***********************/ 1664 DPRINTK("Module number error\n"); 1665 i_ReturnValue = -2; 1666 } 1667 1668 return i_ReturnValue; 1669} 1670 1671/* 1672+----------------------------------------------------------------------------+ 1673| Function Name :INT i_APCI1710_InsnWritePWM(struct comedi_device *dev, 1674struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data) | 1675+----------------------------------------------------------------------------+ 1676| Task : Pwm Enable Disable and Set New Timing | 1677+----------------------------------------------------------------------------+ 1678| Input Parameters : 1679+----------------------------------------------------------------------------+ 1680| Output Parameters : - | 1681+----------------------------------------------------------------------------+ 1682| Return Value : 1683+----------------------------------------------------------------------------+ 1684*/ 1685 1686int i_APCI1710_InsnWritePWM(struct comedi_device *dev, struct comedi_subdevice *s, 1687 struct comedi_insn *insn, unsigned int *data) 1688{ 1689 unsigned char b_WriteType; 1690 int i_ReturnValue = 0; 1691 b_WriteType = CR_CHAN(insn->chanspec); 1692 1693 switch (b_WriteType) { 1694 case APCI1710_PWM_ENABLE: 1695 i_ReturnValue = i_APCI1710_EnablePWM(dev, 1696 (unsigned char) CR_AREF(insn->chanspec), 1697 (unsigned char) data[0], 1698 (unsigned char) data[1], 1699 (unsigned char) data[2], 1700 (unsigned char) data[3], (unsigned char) data[4], (unsigned char) data[5]); 1701 break; 1702 1703 case APCI1710_PWM_DISABLE: 1704 i_ReturnValue = i_APCI1710_DisablePWM(dev, 1705 (unsigned char) CR_AREF(insn->chanspec), (unsigned char) data[0]); 1706 break; 1707 1708 case APCI1710_PWM_NEWTIMING: 1709 i_ReturnValue = i_APCI1710_SetNewPWMTiming(dev, 1710 (unsigned char) CR_AREF(insn->chanspec), 1711 (unsigned char) data[0], 1712 (unsigned char) data[1], (unsigned int) data[2], (unsigned int) data[3]); 1713 break; 1714 1715 default: 1716 printk("Write Config Parameter Wrong\n"); 1717 } 1718 1719 if (i_ReturnValue >= 0) 1720 i_ReturnValue = insn->n; 1721 return i_ReturnValue; 1722} 1723 1724/* 1725+----------------------------------------------------------------------------+ 1726| Function Name : _INT_ i_APCI1710_EnablePWM | 1727| (unsigned char_ b_BoardHandle, | 1728| unsigned char_ b_ModulNbr, | 1729| unsigned char_ b_PWM, | 1730| unsigned char_ b_StartLevel, | 1731| unsigned char_ b_StopMode, | 1732| unsigned char_ b_StopLevel, | 1733| unsigned char_ b_ExternGate, | 1734| unsigned char_ b_InterruptEnable) | 1735+----------------------------------------------------------------------------+ 1736| Task : Enable the selected PWM (b_PWM) from selected module | 1737| (b_ModulNbr). You must calling the "i_APCI1710_InitPWM"| 1738| function be for you call this function. | 1739| If you enable the PWM interrupt, the PWM generate a | 1740| interrupt after each period. | 1741| See function "i_APCI1710_SetBoardIntRoutineX" and the | 1742| Interrupt mask description chapter. | 1743+----------------------------------------------------------------------------+ 1744| Input Parameters : unsigned char_ b_BoardHandle : Handle of board APCI-1710 | 1745| unsigned char_ b_ModulNbr : Selected module number | 1746| (0 to 3) | 1747| unsigned char_ b_PWM : Selected PWM (0 or 1) | 1748| unsigned char_ b_StartLevel : Start period level selection | 1749| 0 : The period start with a | 1750| low level | 1751| 1 : The period start with a | 1752| high level | 1753| unsigned char_ b_StopMode : Stop mode selection | 1754| 0 : The PWM is stopped | 1755| directly after the | 1756| "i_APCI1710_DisablePWM" | 1757| function and break the | 1758| last period | 1759| 1 : After the | 1760| "i_APCI1710_DisablePWM" | 1761| function the PWM is | 1762| stopped at the end from| 1763| last period cycle. | 1764| unsigned char_ b_StopLevel : Stop PWM level selection | 1765| 0 : The output signal keep | 1766| the level after the | 1767| "i_APCI1710_DisablePWM" | 1768| function | 1769| 1 : The output signal is set| 1770| to low after the | 1771| "i_APCI1710_DisablePWM" | 1772| function | 1773| 2 : The output signal is set| 1774| to high after the | 1775| "i_APCI1710_DisablePWM" | 1776| function | 1777| unsigned char_ b_ExternGate : Extern gate action selection | 1778| 0 : Extern gate signal not | 1779| used. | 1780| 1 : Extern gate signal used.| 1781| unsigned char_ b_InterruptEnable : Enable or disable the PWM | 1782| interrupt. | 1783| - APCI1710_ENABLE : | 1784| Enable the PWM interrupt | 1785| A interrupt occur after | 1786| each period | 1787| - APCI1710_DISABLE : | 1788| Disable the PWM interrupt | 1789+----------------------------------------------------------------------------+ 1790| Output Parameters : - | 1791+----------------------------------------------------------------------------+ 1792| Return Value : 0: No error | 1793| -1: The handle parameter of the board is wrong | 1794| -2: Module selection wrong | 1795| -3: The module is not a PWM module | 1796| -4: PWM selection is wrong | 1797| -5: PWM not initialised see function | 1798| "i_APCI1710_InitPWM" | 1799| -6: PWM start level selection is wrong | 1800| -7: PWM stop mode selection is wrong | 1801| -8: PWM stop level selection is wrong | 1802| -9: Extern gate signal selection is wrong | 1803| -10: Interrupt parameter is wrong | 1804| -11: Interrupt function not initialised. | 1805| See function "i_APCI1710_SetBoardIntRoutineX" | 1806+----------------------------------------------------------------------------+ 1807*/ 1808 1809int i_APCI1710_EnablePWM(struct comedi_device *dev, 1810 unsigned char b_ModulNbr, 1811 unsigned char b_PWM, 1812 unsigned char b_StartLevel, 1813 unsigned char b_StopMode, 1814 unsigned char b_StopLevel, unsigned char b_ExternGate, unsigned char b_InterruptEnable) 1815{ 1816 int i_ReturnValue = 0; 1817 unsigned int dw_Status; 1818 unsigned int dw_Command; 1819 1820 devpriv->tsk_Current = current; /* Save the current process task structure */ 1821 /**************************/ 1822 /* Test the module number */ 1823 /**************************/ 1824 1825 if (b_ModulNbr < 4) { 1826 /***************/ 1827 /* Test if PWM */ 1828 /***************/ 1829 1830 if ((devpriv->s_BoardInfos. 1831 dw_MolduleConfiguration[b_ModulNbr] & 1832 0xFFFF0000UL) == APCI1710_PWM) { 1833 /**************************/ 1834 /* Test the PWM selection */ 1835 /**************************/ 1836 1837 if (b_PWM <= 1) { 1838 /***************************/ 1839 /* Test if PWM initialised */ 1840 /***************************/ 1841 1842 dw_Status = inl(devpriv->s_BoardInfos. 1843 ui_Address + 12 + (20 * b_PWM) + 1844 (64 * b_ModulNbr)); 1845 1846 if (dw_Status & 0x10) { 1847 /**********************************/ 1848 /* Test the start level selection */ 1849 /**********************************/ 1850 1851 if (b_StartLevel <= 1) { 1852 /**********************/ 1853 /* Test the stop mode */ 1854 /**********************/ 1855 1856 if (b_StopMode <= 1) { 1857 /***********************/ 1858 /* Test the stop level */ 1859 /***********************/ 1860 1861 if (b_StopLevel <= 2) { 1862 /*****************************/ 1863 /* Test the extern gate mode */ 1864 /*****************************/ 1865 1866 if (b_ExternGate 1867 <= 1) { 1868 /*****************************/ 1869 /* Test the interrupt action */ 1870 /*****************************/ 1871 1872 if (b_InterruptEnable == APCI1710_ENABLE || b_InterruptEnable == APCI1710_DISABLE) { 1873 /******************************************/ 1874 /* Test if interrupt function initialised */ 1875 /******************************************/ 1876 1877 /********************/ 1878 /* Read the command */ 1879 /********************/ 1880 1881 dw_Command 1882 = 1883 inl 1884 (devpriv-> 1885 s_BoardInfos. 1886 ui_Address 1887 + 1888 8 1889 + 1890 (20 * b_PWM) + (64 * b_ModulNbr)); 1891 1892 dw_Command 1893 = 1894 dw_Command 1895 & 1896 0x80; 1897 1898 /********************/ 1899 /* Make the command */ 1900 /********************/ 1901 1902 dw_Command 1903 = 1904 dw_Command 1905 | 1906 b_StopMode 1907 | 1908 (b_InterruptEnable 1909 << 1910 3) 1911 | 1912 (b_ExternGate 1913 << 1914 4) 1915 | 1916 (b_StartLevel 1917 << 1918 5); 1919 1920 if (b_StopLevel & 3) { 1921 dw_Command 1922 = 1923 dw_Command 1924 | 1925 2; 1926 1927 if (b_StopLevel & 2) { 1928 dw_Command 1929 = 1930 dw_Command 1931 | 1932 4; 1933 } 1934 } 1935 1936 devpriv-> 1937 s_ModuleInfo 1938 [b_ModulNbr]. 1939 s_PWMModuleInfo. 1940 s_PWMInfo 1941 [b_PWM]. 1942 b_InterruptEnable 1943 = 1944 b_InterruptEnable; 1945 1946 /*******************/ 1947 /* Set the command */ 1948 /*******************/ 1949 1950 outl(dw_Command, devpriv->s_BoardInfos.ui_Address + 8 + (20 * b_PWM) + (64 * b_ModulNbr)); 1951 1952 /******************/ 1953 /* Enable the PWM */ 1954 /******************/ 1955 outl(1, devpriv->s_BoardInfos.ui_Address + 12 + (20 * b_PWM) + (64 * b_ModulNbr)); 1956 } /* if (b_InterruptEnable == APCI1710_ENABLE || b_InterruptEnable == APCI1710_DISABLE) */ 1957 else { 1958 /********************************/ 1959 /* Interrupt parameter is wrong */ 1960 /********************************/ 1961 DPRINTK("Interrupt parameter is wrong\n"); 1962 i_ReturnValue 1963 = 1964 -10; 1965 } /* if (b_InterruptEnable == APCI1710_ENABLE || b_InterruptEnable == APCI1710_DISABLE) */ 1966 } /* if (b_ExternGate >= 0 && b_ExternGate <= 1) */ 1967 else { 1968 /*****************************************/ 1969 /* Extern gate signal selection is wrong */ 1970 /*****************************************/ 1971 DPRINTK("Extern gate signal selection is wrong\n"); 1972 i_ReturnValue 1973 = 1974 -9; 1975 } /* if (b_ExternGate >= 0 && b_ExternGate <= 1) */ 1976 } /* if (b_StopLevel >= 0 && b_StopLevel <= 2) */ 1977 else { 1978 /*************************************/ 1979 /* PWM stop level selection is wrong */ 1980 /*************************************/ 1981 DPRINTK("PWM stop level selection is wrong\n"); 1982 i_ReturnValue = 1983 -8; 1984 } /* if (b_StopLevel >= 0 && b_StopLevel <= 2) */ 1985 } /* if (b_StopMode >= 0 && b_StopMode <= 1) */ 1986 else { 1987 /************************************/ 1988 /* PWM stop mode selection is wrong */ 1989 /************************************/ 1990 DPRINTK("PWM stop mode selection is wrong\n"); 1991 i_ReturnValue = -7; 1992 } /* if (b_StopMode >= 0 && b_StopMode <= 1) */ 1993 } /* if (b_StartLevel >= 0 && b_StartLevel <= 1) */ 1994 else { 1995 /**************************************/ 1996 /* PWM start level selection is wrong */ 1997 /**************************************/ 1998 DPRINTK("PWM start level selection is wrong\n"); 1999 i_ReturnValue = -6; 2000 } /* if (b_StartLevel >= 0 && b_StartLevel <= 1) */ 2001 } /* if (dw_Status & 0x10) */ 2002 else { 2003 /***********************/ 2004 /* PWM not initialised */ 2005 /***********************/ 2006 DPRINTK("PWM not initialised\n"); 2007 i_ReturnValue = -5; 2008 } /* if (dw_Status & 0x10) */ 2009 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 2010 else { 2011 /******************************/ 2012 /* Tor PWM selection is wrong */ 2013 /******************************/ 2014 DPRINTK("Tor PWM selection is wrong\n"); 2015 i_ReturnValue = -4; 2016 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 2017 } else { 2018 /**********************************/ 2019 /* The module is not a PWM module */ 2020 /**********************************/ 2021 DPRINTK("The module is not a PWM module\n"); 2022 i_ReturnValue = -3; 2023 } 2024 } else { 2025 /***********************/ 2026 /* Module number error */ 2027 /***********************/ 2028 DPRINTK("Module number error\n"); 2029 i_ReturnValue = -2; 2030 } 2031 2032 return i_ReturnValue; 2033} 2034 2035/* 2036+----------------------------------------------------------------------------+ 2037| Function Name : _INT_ i_APCI1710_DisablePWM (unsigned char_ b_BoardHandle, | 2038| unsigned char_ b_ModulNbr, | 2039| unsigned char_ b_PWM) | 2040+----------------------------------------------------------------------------+ 2041| Task : Disable the selected PWM (b_PWM) from selected module | 2042| (b_ModulNbr). The output signal level depend of the | 2043| initialisation by the "i_APCI1710_EnablePWM". | 2044| See the b_StartLevel, b_StopMode and b_StopLevel | 2045| parameters from this function. | 2046+----------------------------------------------------------------------------+ 2047| Input Parameters :BYTE_ b_BoardHandle : Handle of board APCI-1710 | 2048| unsigned char_ b_ModulNbr : Selected module number (0 to 3) | 2049| unsigned char_ b_PWM : Selected PWM (0 or 1) | 2050+----------------------------------------------------------------------------+ 2051| Output Parameters : - | 2052+----------------------------------------------------------------------------+ 2053| Return Value : 0: No error | 2054| -1: The handle parameter of the board is wrong | 2055| -2: Module selection wrong | 2056| -3: The module is not a PWM module | 2057| -4: PWM selection is wrong | 2058| -5: PWM not initialised see function | 2059| "i_APCI1710_InitPWM" | 2060| -6: PWM not enabled see function | 2061| "i_APCI1710_EnablePWM" | 2062+----------------------------------------------------------------------------+ 2063*/ 2064 2065int i_APCI1710_DisablePWM(struct comedi_device *dev, unsigned char b_ModulNbr, unsigned char b_PWM) 2066{ 2067 int i_ReturnValue = 0; 2068 unsigned int dw_Status; 2069 2070 /**************************/ 2071 /* Test the module number */ 2072 /**************************/ 2073 2074 if (b_ModulNbr < 4) { 2075 /***************/ 2076 /* Test if PWM */ 2077 /***************/ 2078 2079 if ((devpriv->s_BoardInfos. 2080 dw_MolduleConfiguration[b_ModulNbr] & 2081 0xFFFF0000UL) == APCI1710_PWM) { 2082 /**************************/ 2083 /* Test the PWM selection */ 2084 /**************************/ 2085 2086 if (b_PWM <= 1) { 2087 /***************************/ 2088 /* Test if PWM initialised */ 2089 /***************************/ 2090 2091 dw_Status = inl(devpriv->s_BoardInfos. 2092 ui_Address + 12 + (20 * b_PWM) + 2093 (64 * b_ModulNbr)); 2094 2095 if (dw_Status & 0x10) { 2096 /***********************/ 2097 /* Test if PWM enabled */ 2098 /***********************/ 2099 2100 if (dw_Status & 0x1) { 2101 /*******************/ 2102 /* Disable the PWM */ 2103 /*******************/ 2104 outl(0, devpriv->s_BoardInfos. 2105 ui_Address + 12 + 2106 (20 * b_PWM) + 2107 (64 * b_ModulNbr)); 2108 } /* if (dw_Status & 0x1) */ 2109 else { 2110 /*******************/ 2111 /* PWM not enabled */ 2112 /*******************/ 2113 DPRINTK("PWM not enabled\n"); 2114 i_ReturnValue = -6; 2115 } /* if (dw_Status & 0x1) */ 2116 } /* if (dw_Status & 0x10) */ 2117 else { 2118 /***********************/ 2119 /* PWM not initialised */ 2120 /***********************/ 2121 DPRINTK(" PWM not initialised\n"); 2122 i_ReturnValue = -5; 2123 } /* if (dw_Status & 0x10) */ 2124 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 2125 else { 2126 /******************************/ 2127 /* Tor PWM selection is wrong */ 2128 /******************************/ 2129 DPRINTK("Tor PWM selection is wrong\n"); 2130 i_ReturnValue = -4; 2131 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 2132 } else { 2133 /**********************************/ 2134 /* The module is not a PWM module */ 2135 /**********************************/ 2136 DPRINTK("The module is not a PWM module\n"); 2137 i_ReturnValue = -3; 2138 } 2139 } else { 2140 /***********************/ 2141 /* Module number error */ 2142 /***********************/ 2143 DPRINTK("Module number error\n"); 2144 i_ReturnValue = -2; 2145 } 2146 2147 return i_ReturnValue; 2148} 2149 2150/* 2151+----------------------------------------------------------------------------+ 2152| Function Name : _INT_ i_APCI1710_SetNewPWMTiming | 2153| (unsigned char_ b_BoardHandle, | 2154| unsigned char_ b_ModulNbr, | 2155| unsigned char_ b_PWM, | 2156| unsigned char_ b_ClockSelection, | 2157| unsigned char_ b_TimingUnit, | 2158| ULONG_ ul_LowTiming, | 2159| ULONG_ ul_HighTiming) | 2160+----------------------------------------------------------------------------+ 2161| Task : Set a new timing. The ul_LowTiming, ul_HighTiming and | 2162| ul_TimingUnit determine the low/high timing base for | 2163| the period. | 2164+----------------------------------------------------------------------------+ 2165| Input Parameters : unsigned char_ b_BoardHandle : Handle of board APCI-1710 | 2166| unsigned char_ b_ModulNbr : Module number to configure| 2167| (0 to 3) | 2168| unsigned char_ b_PWM : Selected PWM (0 or 1). | 2169| unsigned char_ b_TimingUnit : Base timing Unit (0 to 4) | 2170| 0 : ns | 2171| 1 : æs | 2172| 2 : ms | 2173| 3 : s | 2174| 4 : mn | 2175| ULONG_ ul_LowTiming : Low base timing value. | 2176| ULONG_ ul_HighTiming : High base timing value. | 2177+----------------------------------------------------------------------------+ 2178| Output Parameters : - | 2179+----------------------------------------------------------------------------+ 2180| Return Value : 0: No error | 2181| -1: The handle parameter of the board is wrong | 2182| -2: Module selection wrong | 2183| -3: The module is not a PWM module | 2184| -4: PWM selection is wrong | 2185| -5: PWM not initialised | 2186| -6: Timing Unit selection is wrong | 2187| -7: Low base timing selection is wrong | 2188| -8: High base timing selection is wrong | 2189+----------------------------------------------------------------------------+ 2190*/ 2191 2192int i_APCI1710_SetNewPWMTiming(struct comedi_device *dev, 2193 unsigned char b_ModulNbr, 2194 unsigned char b_PWM, unsigned char b_TimingUnit, unsigned int ul_LowTiming, unsigned int ul_HighTiming) 2195{ 2196 unsigned char b_ClockSelection; 2197 int i_ReturnValue = 0; 2198 unsigned int ul_LowTimerValue = 0; 2199 unsigned int ul_HighTimerValue = 0; 2200 unsigned int ul_RealLowTiming = 0; 2201 unsigned int ul_RealHighTiming = 0; 2202 unsigned int dw_Status; 2203 unsigned int dw_Command; 2204 double d_RealLowTiming = 0; 2205 double d_RealHighTiming = 0; 2206 2207 /**************************/ 2208 /* Test the module number */ 2209 /**************************/ 2210 2211 if (b_ModulNbr < 4) { 2212 /***************/ 2213 /* Test if PWM */ 2214 /***************/ 2215 2216 if ((devpriv->s_BoardInfos. 2217 dw_MolduleConfiguration[b_ModulNbr] & 2218 0xFFFF0000UL) == APCI1710_PWM) { 2219 /**************************/ 2220 /* Test the PWM selection */ 2221 /**************************/ 2222 2223 if (b_PWM <= 1) { 2224 /***************************/ 2225 /* Test if PWM initialised */ 2226 /***************************/ 2227 2228 dw_Status = inl(devpriv->s_BoardInfos. 2229 ui_Address + 12 + (20 * b_PWM) + 2230 (64 * b_ModulNbr)); 2231 2232 if (dw_Status & 0x10) { 2233 b_ClockSelection = devpriv-> 2234 s_ModuleInfo[b_ModulNbr]. 2235 s_PWMModuleInfo. 2236 b_ClockSelection; 2237 2238 /************************/ 2239 /* Test the timing unit */ 2240 /************************/ 2241 2242 if (b_TimingUnit <= 4) { 2243 /*********************************/ 2244 /* Test the low timing selection */ 2245 /*********************************/ 2246 2247 if (((b_ClockSelection == 2248 APCI1710_30MHZ) 2249 && (b_TimingUnit 2250 == 0) 2251 && (ul_LowTiming 2252 >= 266) 2253 && (ul_LowTiming 2254 <= 2255 0xFFFFFFFFUL)) 2256 || ((b_ClockSelection == 2257 APCI1710_30MHZ) 2258 && (b_TimingUnit 2259 == 1) 2260 && (ul_LowTiming 2261 >= 1) 2262 && (ul_LowTiming 2263 <= 2264 571230650UL)) 2265 || ((b_ClockSelection == 2266 APCI1710_30MHZ) 2267 && (b_TimingUnit 2268 == 2) 2269 && (ul_LowTiming 2270 >= 1) 2271 && (ul_LowTiming 2272 <= 2273 571230UL)) 2274 || ((b_ClockSelection == 2275 APCI1710_30MHZ) 2276 && (b_TimingUnit 2277 == 3) 2278 && (ul_LowTiming 2279 >= 1) 2280 && (ul_LowTiming 2281 <= 2282 571UL)) 2283 || ((b_ClockSelection == 2284 APCI1710_30MHZ) 2285 && (b_TimingUnit 2286 == 4) 2287 && (ul_LowTiming 2288 >= 1) 2289 && (ul_LowTiming 2290 <= 9UL)) 2291 || ((b_ClockSelection == 2292 APCI1710_33MHZ) 2293 && (b_TimingUnit 2294 == 0) 2295 && (ul_LowTiming 2296 >= 242) 2297 && (ul_LowTiming 2298 <= 2299 0xFFFFFFFFUL)) 2300 || ((b_ClockSelection == 2301 APCI1710_33MHZ) 2302 && (b_TimingUnit 2303 == 1) 2304 && (ul_LowTiming 2305 >= 1) 2306 && (ul_LowTiming 2307 <= 2308 519691043UL)) 2309 || ((b_ClockSelection == 2310 APCI1710_33MHZ) 2311 && (b_TimingUnit 2312 == 2) 2313 && (ul_LowTiming 2314 >= 1) 2315 && (ul_LowTiming 2316 <= 2317 519691UL)) 2318 || ((b_ClockSelection == 2319 APCI1710_33MHZ) 2320 && (b_TimingUnit 2321 == 3) 2322 && (ul_LowTiming 2323 >= 1) 2324 && (ul_LowTiming 2325 <= 2326 520UL)) 2327 || ((b_ClockSelection == 2328 APCI1710_33MHZ) 2329 && (b_TimingUnit 2330 == 4) 2331 && (ul_LowTiming 2332 >= 1) 2333 && (ul_LowTiming 2334 <= 8UL)) 2335 || ((b_ClockSelection == 2336 APCI1710_40MHZ) 2337 && (b_TimingUnit 2338 == 0) 2339 && (ul_LowTiming 2340 >= 200) 2341 && (ul_LowTiming 2342 <= 2343 0xFFFFFFFFUL)) 2344 || ((b_ClockSelection == 2345 APCI1710_40MHZ) 2346 && (b_TimingUnit 2347 == 1) 2348 && (ul_LowTiming 2349 >= 1) 2350 && (ul_LowTiming 2351 <= 2352 429496729UL)) 2353 || ((b_ClockSelection == 2354 APCI1710_40MHZ) 2355 && (b_TimingUnit 2356 == 2) 2357 && (ul_LowTiming 2358 >= 1) 2359 && (ul_LowTiming 2360 <= 2361 429496UL)) 2362 || ((b_ClockSelection == 2363 APCI1710_40MHZ) 2364 && (b_TimingUnit 2365 == 3) 2366 && (ul_LowTiming 2367 >= 1) 2368 && (ul_LowTiming 2369 <= 2370 429UL)) 2371 || ((b_ClockSelection == 2372 APCI1710_40MHZ) 2373 && (b_TimingUnit 2374 == 4) 2375 && (ul_LowTiming 2376 >= 1) 2377 && (ul_LowTiming 2378 <= 2379 7UL))) { 2380 /**********************************/ 2381 /* Test the High timing selection */ 2382 /**********************************/ 2383 2384 if (((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 0) && (ul_HighTiming >= 266) && (ul_HighTiming <= 0xFFFFFFFFUL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 1) && (ul_HighTiming >= 1) && (ul_HighTiming <= 571230650UL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 2) && (ul_HighTiming >= 1) && (ul_HighTiming <= 571230UL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 3) && (ul_HighTiming >= 1) && (ul_HighTiming <= 571UL)) || ((b_ClockSelection == APCI1710_30MHZ) && (b_TimingUnit == 4) && (ul_HighTiming >= 1) && (ul_HighTiming <= 9UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 0) && (ul_HighTiming >= 242) && (ul_HighTiming <= 0xFFFFFFFFUL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 1) && (ul_HighTiming >= 1) && (ul_HighTiming <= 519691043UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 2) && (ul_HighTiming >= 1) && (ul_HighTiming <= 519691UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 3) && (ul_HighTiming >= 1) && (ul_HighTiming <= 520UL)) || ((b_ClockSelection == APCI1710_33MHZ) && (b_TimingUnit == 4) && (ul_HighTiming >= 1) && (ul_HighTiming <= 8UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 0) && (ul_HighTiming >= 200) && (ul_HighTiming <= 0xFFFFFFFFUL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 1) && (ul_HighTiming >= 1) && (ul_HighTiming <= 429496729UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 2) && (ul_HighTiming >= 1) && (ul_HighTiming <= 429496UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 3) && (ul_HighTiming >= 1) && (ul_HighTiming <= 429UL)) || ((b_ClockSelection == APCI1710_40MHZ) && (b_TimingUnit == 4) && (ul_HighTiming >= 1) && (ul_HighTiming <= 7UL))) { 2385 /************************************/ 2386 /* Calculate the low division fator */ 2387 /************************************/ 2388 2389 fpu_begin(); 2390 switch (b_TimingUnit) { 2391 /******/ 2392 /* ns */ 2393 /******/ 2394 2395 case 0: 2396 2397 /******************/ 2398 /* Timer 0 factor */ 2399 /******************/ 2400 2401 ul_LowTimerValue 2402 = 2403 (unsigned int) 2404 (ul_LowTiming 2405 * 2406 (0.00025 * b_ClockSelection)); 2407 2408 /*******************/ 2409 /* Round the value */ 2410 /*******************/ 2411 2412 if ((double)((double)ul_LowTiming * (0.00025 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 2413 ul_LowTimerValue 2414 = 2415 ul_LowTimerValue 2416 + 2417 1; 2418 } 2419 2420 /*****************************/ 2421 /* Calculate the real timing */ 2422 /*****************************/ 2423 2424 ul_RealLowTiming 2425 = 2426 (unsigned int) 2427 (ul_LowTimerValue 2428 / 2429 (0.00025 * (double)b_ClockSelection)); 2430 d_RealLowTiming 2431 = 2432 (double) 2433 ul_LowTimerValue 2434 / 2435 (0.00025 2436 * 2437 (double) 2438 b_ClockSelection); 2439 2440 if ((double)((double)ul_LowTimerValue / (0.00025 * (double)b_ClockSelection)) >= (double)((double)ul_RealLowTiming + 0.5)) { 2441 ul_RealLowTiming 2442 = 2443 ul_RealLowTiming 2444 + 2445 1; 2446 } 2447 2448 ul_LowTiming 2449 = 2450 ul_LowTiming 2451 - 2452 1; 2453 ul_LowTimerValue 2454 = 2455 ul_LowTimerValue 2456 - 2457 2; 2458 2459 if (b_ClockSelection != APCI1710_40MHZ) { 2460 ul_LowTimerValue 2461 = 2462 (unsigned int) 2463 ( 2464 (double) 2465 (ul_LowTimerValue) 2466 * 2467 1.007752288); 2468 } 2469 2470 break; 2471 2472 /******/ 2473 /* æs */ 2474 /******/ 2475 2476 case 1: 2477 2478 /******************/ 2479 /* Timer 0 factor */ 2480 /******************/ 2481 2482 ul_LowTimerValue 2483 = 2484 (unsigned int) 2485 (ul_LowTiming 2486 * 2487 (0.25 * b_ClockSelection)); 2488 2489 /*******************/ 2490 /* Round the value */ 2491 /*******************/ 2492 2493 if ((double)((double)ul_LowTiming * (0.25 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 2494 ul_LowTimerValue 2495 = 2496 ul_LowTimerValue 2497 + 2498 1; 2499 } 2500 2501 /*****************************/ 2502 /* Calculate the real timing */ 2503 /*****************************/ 2504 2505 ul_RealLowTiming 2506 = 2507 (unsigned int) 2508 (ul_LowTimerValue 2509 / 2510 (0.25 * (double)b_ClockSelection)); 2511 d_RealLowTiming 2512 = 2513 (double) 2514 ul_LowTimerValue 2515 / 2516 ( 2517 (double) 2518 0.25 2519 * 2520 (double) 2521 b_ClockSelection); 2522 2523 if ((double)((double)ul_LowTimerValue / (0.25 * (double)b_ClockSelection)) >= (double)((double)ul_RealLowTiming + 0.5)) { 2524 ul_RealLowTiming 2525 = 2526 ul_RealLowTiming 2527 + 2528 1; 2529 } 2530 2531 ul_LowTiming 2532 = 2533 ul_LowTiming 2534 - 2535 1; 2536 ul_LowTimerValue 2537 = 2538 ul_LowTimerValue 2539 - 2540 2; 2541 2542 if (b_ClockSelection != APCI1710_40MHZ) { 2543 ul_LowTimerValue 2544 = 2545 (unsigned int) 2546 ( 2547 (double) 2548 (ul_LowTimerValue) 2549 * 2550 1.007752288); 2551 } 2552 2553 break; 2554 2555 /******/ 2556 /* ms */ 2557 /******/ 2558 2559 case 2: 2560 2561 /******************/ 2562 /* Timer 0 factor */ 2563 /******************/ 2564 2565 ul_LowTimerValue 2566 = 2567 ul_LowTiming 2568 * 2569 (250.0 2570 * 2571 b_ClockSelection); 2572 2573 /*******************/ 2574 /* Round the value */ 2575 /*******************/ 2576 2577 if ((double)((double)ul_LowTiming * (250.0 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 2578 ul_LowTimerValue 2579 = 2580 ul_LowTimerValue 2581 + 2582 1; 2583 } 2584 2585 /*****************************/ 2586 /* Calculate the real timing */ 2587 /*****************************/ 2588 2589 ul_RealLowTiming 2590 = 2591 (unsigned int) 2592 (ul_LowTimerValue 2593 / 2594 (250.0 * (double)b_ClockSelection)); 2595 d_RealLowTiming 2596 = 2597 (double) 2598 ul_LowTimerValue 2599 / 2600 (250.0 2601 * 2602 (double) 2603 b_ClockSelection); 2604 2605 if ((double)((double)ul_LowTimerValue / (250.0 * (double)b_ClockSelection)) >= (double)((double)ul_RealLowTiming + 0.5)) { 2606 ul_RealLowTiming 2607 = 2608 ul_RealLowTiming 2609 + 2610 1; 2611 } 2612 2613 ul_LowTiming 2614 = 2615 ul_LowTiming 2616 - 2617 1; 2618 ul_LowTimerValue 2619 = 2620 ul_LowTimerValue 2621 - 2622 2; 2623 2624 if (b_ClockSelection != APCI1710_40MHZ) { 2625 ul_LowTimerValue 2626 = 2627 (unsigned int) 2628 ( 2629 (double) 2630 (ul_LowTimerValue) 2631 * 2632 1.007752288); 2633 } 2634 2635 break; 2636 2637 /*****/ 2638 /* s */ 2639 /*****/ 2640 2641 case 3: 2642 2643 /******************/ 2644 /* Timer 0 factor */ 2645 /******************/ 2646 2647 ul_LowTimerValue 2648 = 2649 (unsigned int) 2650 (ul_LowTiming 2651 * 2652 (250000.0 2653 * 2654 b_ClockSelection)); 2655 2656 /*******************/ 2657 /* Round the value */ 2658 /*******************/ 2659 2660 if ((double)((double)ul_LowTiming * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 2661 ul_LowTimerValue 2662 = 2663 ul_LowTimerValue 2664 + 2665 1; 2666 } 2667 2668 /*****************************/ 2669 /* Calculate the real timing */ 2670 /*****************************/ 2671 2672 ul_RealLowTiming 2673 = 2674 (unsigned int) 2675 (ul_LowTimerValue 2676 / 2677 (250000.0 2678 * 2679 (double) 2680 b_ClockSelection)); 2681 d_RealLowTiming 2682 = 2683 (double) 2684 ul_LowTimerValue 2685 / 2686 (250000.0 2687 * 2688 (double) 2689 b_ClockSelection); 2690 2691 if ((double)((double)ul_LowTimerValue / (250000.0 * (double)b_ClockSelection)) >= (double)((double)ul_RealLowTiming + 0.5)) { 2692 ul_RealLowTiming 2693 = 2694 ul_RealLowTiming 2695 + 2696 1; 2697 } 2698 2699 ul_LowTiming 2700 = 2701 ul_LowTiming 2702 - 2703 1; 2704 ul_LowTimerValue 2705 = 2706 ul_LowTimerValue 2707 - 2708 2; 2709 2710 if (b_ClockSelection != APCI1710_40MHZ) { 2711 ul_LowTimerValue 2712 = 2713 (unsigned int) 2714 ( 2715 (double) 2716 (ul_LowTimerValue) 2717 * 2718 1.007752288); 2719 } 2720 2721 break; 2722 2723 /******/ 2724 /* mn */ 2725 /******/ 2726 2727 case 4: 2728 2729 /******************/ 2730 /* Timer 0 factor */ 2731 /******************/ 2732 2733 ul_LowTimerValue 2734 = 2735 (unsigned int) 2736 ( 2737 (ul_LowTiming 2738 * 2739 60) 2740 * 2741 (250000.0 2742 * 2743 b_ClockSelection)); 2744 2745 /*******************/ 2746 /* Round the value */ 2747 /*******************/ 2748 2749 if ((double)((double)(ul_LowTiming * 60.0) * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_LowTimerValue + 0.5))) { 2750 ul_LowTimerValue 2751 = 2752 ul_LowTimerValue 2753 + 2754 1; 2755 } 2756 2757 /*****************************/ 2758 /* Calculate the real timing */ 2759 /*****************************/ 2760 2761 ul_RealLowTiming 2762 = 2763 (unsigned int) 2764 (ul_LowTimerValue 2765 / 2766 (250000.0 2767 * 2768 (double) 2769 b_ClockSelection)) 2770 / 2771 60; 2772 d_RealLowTiming 2773 = 2774 ( 2775 (double) 2776 ul_LowTimerValue 2777 / 2778 (250000.0 2779 * 2780 (double) 2781 b_ClockSelection)) 2782 / 2783 60.0; 2784 2785 if ((double)(((double)ul_LowTimerValue / (250000.0 * (double)b_ClockSelection)) / 60.0) >= (double)((double)ul_RealLowTiming + 0.5)) { 2786 ul_RealLowTiming 2787 = 2788 ul_RealLowTiming 2789 + 2790 1; 2791 } 2792 2793 ul_LowTiming 2794 = 2795 ul_LowTiming 2796 - 2797 1; 2798 ul_LowTimerValue 2799 = 2800 ul_LowTimerValue 2801 - 2802 2; 2803 2804 if (b_ClockSelection != APCI1710_40MHZ) { 2805 ul_LowTimerValue 2806 = 2807 (unsigned int) 2808 ( 2809 (double) 2810 (ul_LowTimerValue) 2811 * 2812 1.007752288); 2813 } 2814 2815 break; 2816 } 2817 2818 /*************************************/ 2819 /* Calculate the high division fator */ 2820 /*************************************/ 2821 2822 switch (b_TimingUnit) { 2823 /******/ 2824 /* ns */ 2825 /******/ 2826 2827 case 0: 2828 2829 /******************/ 2830 /* Timer 0 factor */ 2831 /******************/ 2832 2833 ul_HighTimerValue 2834 = 2835 (unsigned int) 2836 (ul_HighTiming 2837 * 2838 (0.00025 * b_ClockSelection)); 2839 2840 /*******************/ 2841 /* Round the value */ 2842 /*******************/ 2843 2844 if ((double)((double)ul_HighTiming * (0.00025 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 2845 ul_HighTimerValue 2846 = 2847 ul_HighTimerValue 2848 + 2849 1; 2850 } 2851 2852 /*****************************/ 2853 /* Calculate the real timing */ 2854 /*****************************/ 2855 2856 ul_RealHighTiming 2857 = 2858 (unsigned int) 2859 (ul_HighTimerValue 2860 / 2861 (0.00025 * (double)b_ClockSelection)); 2862 d_RealHighTiming 2863 = 2864 (double) 2865 ul_HighTimerValue 2866 / 2867 (0.00025 2868 * 2869 (double) 2870 b_ClockSelection); 2871 2872 if ((double)((double)ul_HighTimerValue / (0.00025 * (double)b_ClockSelection)) >= (double)((double)ul_RealHighTiming + 0.5)) { 2873 ul_RealHighTiming 2874 = 2875 ul_RealHighTiming 2876 + 2877 1; 2878 } 2879 2880 ul_HighTiming 2881 = 2882 ul_HighTiming 2883 - 2884 1; 2885 ul_HighTimerValue 2886 = 2887 ul_HighTimerValue 2888 - 2889 2; 2890 2891 if (b_ClockSelection != APCI1710_40MHZ) { 2892 ul_HighTimerValue 2893 = 2894 (unsigned int) 2895 ( 2896 (double) 2897 (ul_HighTimerValue) 2898 * 2899 1.007752288); 2900 } 2901 2902 break; 2903 2904 /******/ 2905 /* æs */ 2906 /******/ 2907 2908 case 1: 2909 2910 /******************/ 2911 /* Timer 0 factor */ 2912 /******************/ 2913 2914 ul_HighTimerValue 2915 = 2916 (unsigned int) 2917 (ul_HighTiming 2918 * 2919 (0.25 * b_ClockSelection)); 2920 2921 /*******************/ 2922 /* Round the value */ 2923 /*******************/ 2924 2925 if ((double)((double)ul_HighTiming * (0.25 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 2926 ul_HighTimerValue 2927 = 2928 ul_HighTimerValue 2929 + 2930 1; 2931 } 2932 2933 /*****************************/ 2934 /* Calculate the real timing */ 2935 /*****************************/ 2936 2937 ul_RealHighTiming 2938 = 2939 (unsigned int) 2940 (ul_HighTimerValue 2941 / 2942 (0.25 * (double)b_ClockSelection)); 2943 d_RealHighTiming 2944 = 2945 (double) 2946 ul_HighTimerValue 2947 / 2948 ( 2949 (double) 2950 0.25 2951 * 2952 (double) 2953 b_ClockSelection); 2954 2955 if ((double)((double)ul_HighTimerValue / (0.25 * (double)b_ClockSelection)) >= (double)((double)ul_RealHighTiming + 0.5)) { 2956 ul_RealHighTiming 2957 = 2958 ul_RealHighTiming 2959 + 2960 1; 2961 } 2962 2963 ul_HighTiming 2964 = 2965 ul_HighTiming 2966 - 2967 1; 2968 ul_HighTimerValue 2969 = 2970 ul_HighTimerValue 2971 - 2972 2; 2973 2974 if (b_ClockSelection != APCI1710_40MHZ) { 2975 ul_HighTimerValue 2976 = 2977 (unsigned int) 2978 ( 2979 (double) 2980 (ul_HighTimerValue) 2981 * 2982 1.007752288); 2983 } 2984 2985 break; 2986 2987 /******/ 2988 /* ms */ 2989 /******/ 2990 2991 case 2: 2992 2993 /******************/ 2994 /* Timer 0 factor */ 2995 /******************/ 2996 2997 ul_HighTimerValue 2998 = 2999 ul_HighTiming 3000 * 3001 (250.0 3002 * 3003 b_ClockSelection); 3004 3005 /*******************/ 3006 /* Round the value */ 3007 /*******************/ 3008 3009 if ((double)((double)ul_HighTiming * (250.0 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 3010 ul_HighTimerValue 3011 = 3012 ul_HighTimerValue 3013 + 3014 1; 3015 } 3016 3017 /*****************************/ 3018 /* Calculate the real timing */ 3019 /*****************************/ 3020 3021 ul_RealHighTiming 3022 = 3023 (unsigned int) 3024 (ul_HighTimerValue 3025 / 3026 (250.0 * (double)b_ClockSelection)); 3027 d_RealHighTiming 3028 = 3029 (double) 3030 ul_HighTimerValue 3031 / 3032 (250.0 3033 * 3034 (double) 3035 b_ClockSelection); 3036 3037 if ((double)((double)ul_HighTimerValue / (250.0 * (double)b_ClockSelection)) >= (double)((double)ul_RealHighTiming + 0.5)) { 3038 ul_RealHighTiming 3039 = 3040 ul_RealHighTiming 3041 + 3042 1; 3043 } 3044 3045 ul_HighTiming 3046 = 3047 ul_HighTiming 3048 - 3049 1; 3050 ul_HighTimerValue 3051 = 3052 ul_HighTimerValue 3053 - 3054 2; 3055 3056 if (b_ClockSelection != APCI1710_40MHZ) { 3057 ul_HighTimerValue 3058 = 3059 (unsigned int) 3060 ( 3061 (double) 3062 (ul_HighTimerValue) 3063 * 3064 1.007752288); 3065 } 3066 3067 break; 3068 3069 /*****/ 3070 /* s */ 3071 /*****/ 3072 3073 case 3: 3074 3075 /******************/ 3076 /* Timer 0 factor */ 3077 /******************/ 3078 3079 ul_HighTimerValue 3080 = 3081 (unsigned int) 3082 (ul_HighTiming 3083 * 3084 (250000.0 3085 * 3086 b_ClockSelection)); 3087 3088 /*******************/ 3089 /* Round the value */ 3090 /*******************/ 3091 3092 if ((double)((double)ul_HighTiming * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 3093 ul_HighTimerValue 3094 = 3095 ul_HighTimerValue 3096 + 3097 1; 3098 } 3099 3100 /*****************************/ 3101 /* Calculate the real timing */ 3102 /*****************************/ 3103 3104 ul_RealHighTiming 3105 = 3106 (unsigned int) 3107 (ul_HighTimerValue 3108 / 3109 (250000.0 3110 * 3111 (double) 3112 b_ClockSelection)); 3113 d_RealHighTiming 3114 = 3115 (double) 3116 ul_HighTimerValue 3117 / 3118 (250000.0 3119 * 3120 (double) 3121 b_ClockSelection); 3122 3123 if ((double)((double)ul_HighTimerValue / (250000.0 * (double)b_ClockSelection)) >= (double)((double)ul_RealHighTiming + 0.5)) { 3124 ul_RealHighTiming 3125 = 3126 ul_RealHighTiming 3127 + 3128 1; 3129 } 3130 3131 ul_HighTiming 3132 = 3133 ul_HighTiming 3134 - 3135 1; 3136 ul_HighTimerValue 3137 = 3138 ul_HighTimerValue 3139 - 3140 2; 3141 3142 if (b_ClockSelection != APCI1710_40MHZ) { 3143 ul_HighTimerValue 3144 = 3145 (unsigned int) 3146 ( 3147 (double) 3148 (ul_HighTimerValue) 3149 * 3150 1.007752288); 3151 } 3152 3153 break; 3154 3155 /******/ 3156 /* mn */ 3157 /******/ 3158 3159 case 4: 3160 3161 /******************/ 3162 /* Timer 0 factor */ 3163 /******************/ 3164 3165 ul_HighTimerValue 3166 = 3167 (unsigned int) 3168 ( 3169 (ul_HighTiming 3170 * 3171 60) 3172 * 3173 (250000.0 3174 * 3175 b_ClockSelection)); 3176 3177 /*******************/ 3178 /* Round the value */ 3179 /*******************/ 3180 3181 if ((double)((double)(ul_HighTiming * 60.0) * (250000.0 * (double)b_ClockSelection)) >= ((double)((double)ul_HighTimerValue + 0.5))) { 3182 ul_HighTimerValue 3183 = 3184 ul_HighTimerValue 3185 + 3186 1; 3187 } 3188 3189 /*****************************/ 3190 /* Calculate the real timing */ 3191 /*****************************/ 3192 3193 ul_RealHighTiming 3194 = 3195 (unsigned int) 3196 (ul_HighTimerValue 3197 / 3198 (250000.0 3199 * 3200 (double) 3201 b_ClockSelection)) 3202 / 3203 60; 3204 d_RealHighTiming 3205 = 3206 ( 3207 (double) 3208 ul_HighTimerValue 3209 / 3210 (250000.0 3211 * 3212 (double) 3213 b_ClockSelection)) 3214 / 3215 60.0; 3216 3217 if ((double)(((double)ul_HighTimerValue / (250000.0 * (double)b_ClockSelection)) / 60.0) >= (double)((double)ul_RealHighTiming + 0.5)) { 3218 ul_RealHighTiming 3219 = 3220 ul_RealHighTiming 3221 + 3222 1; 3223 } 3224 3225 ul_HighTiming 3226 = 3227 ul_HighTiming 3228 - 3229 1; 3230 ul_HighTimerValue 3231 = 3232 ul_HighTimerValue 3233 - 3234 2; 3235 3236 if (b_ClockSelection != APCI1710_40MHZ) { 3237 ul_HighTimerValue 3238 = 3239 (unsigned int) 3240 ( 3241 (double) 3242 (ul_HighTimerValue) 3243 * 3244 1.007752288); 3245 } 3246 3247 break; 3248 } 3249 3250 fpu_end(); 3251 3252 /************************/ 3253 /* Save the timing unit */ 3254 /************************/ 3255 3256 devpriv-> 3257 s_ModuleInfo 3258 [b_ModulNbr]. 3259 s_PWMModuleInfo. 3260 s_PWMInfo 3261 [b_PWM]. 3262 b_TimingUnit 3263 = 3264 b_TimingUnit; 3265 3266 /****************************/ 3267 /* Save the low base timing */ 3268 /****************************/ 3269 3270 devpriv-> 3271 s_ModuleInfo 3272 [b_ModulNbr]. 3273 s_PWMModuleInfo. 3274 s_PWMInfo 3275 [b_PWM]. 3276 d_LowTiming 3277 = 3278 d_RealLowTiming; 3279 3280 devpriv-> 3281 s_ModuleInfo 3282 [b_ModulNbr]. 3283 s_PWMModuleInfo. 3284 s_PWMInfo 3285 [b_PWM]. 3286 ul_RealLowTiming 3287 = 3288 ul_RealLowTiming; 3289 3290 /****************************/ 3291 /* Save the high base timing */ 3292 /****************************/ 3293 3294 devpriv-> 3295 s_ModuleInfo 3296 [b_ModulNbr]. 3297 s_PWMModuleInfo. 3298 s_PWMInfo 3299 [b_PWM]. 3300 d_HighTiming 3301 = 3302 d_RealHighTiming; 3303 3304 devpriv-> 3305 s_ModuleInfo 3306 [b_ModulNbr]. 3307 s_PWMModuleInfo. 3308 s_PWMInfo 3309 [b_PWM]. 3310 ul_RealHighTiming 3311 = 3312 ul_RealHighTiming; 3313 3314 /************************/ 3315 /* Write the low timing */ 3316 /************************/ 3317 3318 outl(ul_LowTimerValue, devpriv->s_BoardInfos.ui_Address + 0 + (20 * b_PWM) + (64 * b_ModulNbr)); 3319 3320 /*************************/ 3321 /* Write the high timing */ 3322 /*************************/ 3323 3324 outl(ul_HighTimerValue, devpriv->s_BoardInfos.ui_Address + 4 + (20 * b_PWM) + (64 * b_ModulNbr)); 3325 3326 /***************************/ 3327 /* Set the clock selection */ 3328 /***************************/ 3329 3330 dw_Command = 3331 inl 3332 (devpriv-> 3333 s_BoardInfos. 3334 ui_Address 3335 + 8 + 3336 (20 * b_PWM) + (64 * b_ModulNbr)); 3337 3338 dw_Command = 3339 dw_Command 3340 & 0x7F; 3341 3342 if (b_ClockSelection == APCI1710_40MHZ) { 3343 dw_Command 3344 = 3345 dw_Command 3346 | 3347 0x80; 3348 } 3349 3350 /***************************/ 3351 /* Set the clock selection */ 3352 /***************************/ 3353 3354 outl(dw_Command, 3355 devpriv-> 3356 s_BoardInfos. 3357 ui_Address 3358 + 8 + 3359 (20 * b_PWM) + (64 * b_ModulNbr)); 3360 } else { 3361 /***************************************/ 3362 /* High base timing selection is wrong */ 3363 /***************************************/ 3364 DPRINTK("High base timing selection is wrong\n"); 3365 i_ReturnValue = 3366 -8; 3367 } 3368 } else { 3369 /**************************************/ 3370 /* Low base timing selection is wrong */ 3371 /**************************************/ 3372 DPRINTK("Low base timing selection is wrong\n"); 3373 i_ReturnValue = -7; 3374 } 3375 } /* if ((b_TimingUnit >= 0) && (b_TimingUnit <= 4)) */ 3376 else { 3377 /**********************************/ 3378 /* Timing unit selection is wrong */ 3379 /**********************************/ 3380 DPRINTK("Timing unit selection is wrong\n"); 3381 i_ReturnValue = -6; 3382 } /* if ((b_TimingUnit >= 0) && (b_TimingUnit <= 4)) */ 3383 } /* if (dw_Status & 0x10) */ 3384 else { 3385 /***********************/ 3386 /* PWM not initialised */ 3387 /***********************/ 3388 DPRINTK("PWM not initialised\n"); 3389 i_ReturnValue = -5; 3390 } /* if (dw_Status & 0x10) */ 3391 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 3392 else { 3393 /******************************/ 3394 /* Tor PWM selection is wrong */ 3395 /******************************/ 3396 DPRINTK("Tor PWM selection is wrong\n"); 3397 i_ReturnValue = -4; 3398 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 3399 } else { 3400 /**********************************/ 3401 /* The module is not a PWM module */ 3402 /**********************************/ 3403 DPRINTK("The module is not a PWM module\n"); 3404 i_ReturnValue = -3; 3405 } 3406 } else { 3407 /***********************/ 3408 /* Module number error */ 3409 /***********************/ 3410 DPRINTK("Module number error\n"); 3411 i_ReturnValue = -2; 3412 } 3413 3414 return i_ReturnValue; 3415} 3416 3417/* 3418+----------------------------------------------------------------------------+ 3419| Function Name : _INT_ i_APCI1710_GetPWMStatus | 3420| (unsigned char_ b_BoardHandle, | 3421| unsigned char_ b_ModulNbr, | 3422| unsigned char_ b_PWM, | 3423| unsigned char *_ pb_PWMOutputStatus, | 3424| unsigned char *_ pb_ExternGateStatus) | 3425+----------------------------------------------------------------------------+ 3426| Task : Return the status from selected PWM (b_PWM) from | 3427| selected module (b_ModulNbr). | 3428+----------------------------------------------------------------------------+ 3429| Input Parameters : unsigned char_ b_BoardHandle : Handle of board APCI-1710 | 3430| unsigned char_ b_PWM : Selected PWM (0 or 1) | 3431| unsigned char_ b_ModulNbr : Selected module number (0 to 3) 3432 b_ModulNbr =(unsigned char) CR_AREF(insn->chanspec); 3433 b_PWM =(unsigned char) data[0]; 3434 3435 | 3436+----------------------------------------------------------------------------+ 3437| Output Parameters : unsigned char *_ pb_PWMOutputStatus : Return the PWM output | 3438| level status. | 3439| 0 : The PWM output level| 3440| is low. | 3441| 1 : The PWM output level| 3442| is high. | 3443| unsigned char *_ pb_ExternGateStatus : Return the extern gate | 3444| level status. | 3445| 0 : The extern gate is | 3446| low. | 3447| 1 : The extern gate is | 3448| high. 3449 pb_PWMOutputStatus =(unsigned char *) data[0]; 3450 pb_ExternGateStatus =(unsigned char *) data[1]; | 3451+----------------------------------------------------------------------------+ 3452| Return Value : 0: No error | 3453| -1: The handle parameter of the board is wrong | 3454| -2: Module selection wrong | 3455| -3: The module is not a PWM module | 3456| -4: PWM selection is wrong | 3457| -5: PWM not initialised see function | 3458| "i_APCI1710_InitPWM" | 3459| -6: PWM not enabled see function "i_APCI1710_EnablePWM"| 3460+----------------------------------------------------------------------------+ 3461*/ 3462 3463int i_APCI1710_InsnReadGetPWMStatus(struct comedi_device *dev, struct comedi_subdevice *s, 3464 struct comedi_insn *insn, unsigned int *data) 3465{ 3466 int i_ReturnValue = 0; 3467 unsigned int dw_Status; 3468 3469 unsigned char b_ModulNbr; 3470 unsigned char b_PWM; 3471 unsigned char *pb_PWMOutputStatus; 3472 unsigned char *pb_ExternGateStatus; 3473 3474 i_ReturnValue = insn->n; 3475 b_ModulNbr = (unsigned char) CR_AREF(insn->chanspec); 3476 b_PWM = (unsigned char) CR_CHAN(insn->chanspec); 3477 pb_PWMOutputStatus = (unsigned char *) & data[0]; 3478 pb_ExternGateStatus = (unsigned char *) & data[1]; 3479 3480 /**************************/ 3481 /* Test the module number */ 3482 /**************************/ 3483 3484 if (b_ModulNbr < 4) { 3485 /***************/ 3486 /* Test if PWM */ 3487 /***************/ 3488 3489 if ((devpriv->s_BoardInfos. 3490 dw_MolduleConfiguration[b_ModulNbr] & 3491 0xFFFF0000UL) == APCI1710_PWM) { 3492 /**************************/ 3493 /* Test the PWM selection */ 3494 /**************************/ 3495 3496 if (b_PWM <= 1) { 3497 /***************************/ 3498 /* Test if PWM initialised */ 3499 /***************************/ 3500 3501 dw_Status = inl(devpriv->s_BoardInfos. 3502 ui_Address + 12 + (20 * b_PWM) + 3503 (64 * b_ModulNbr)); 3504 3505 if (dw_Status & 0x10) { 3506 /***********************/ 3507 /* Test if PWM enabled */ 3508 /***********************/ 3509 3510 if (dw_Status & 0x1) { 3511 *pb_PWMOutputStatus = 3512 (unsigned char) ((dw_Status >> 7) 3513 & 1); 3514 *pb_ExternGateStatus = 3515 (unsigned char) ((dw_Status >> 6) 3516 & 1); 3517 } /* if (dw_Status & 0x1) */ 3518 else { 3519 /*******************/ 3520 /* PWM not enabled */ 3521 /*******************/ 3522 3523 DPRINTK("PWM not enabled \n"); 3524 i_ReturnValue = -6; 3525 } /* if (dw_Status & 0x1) */ 3526 } /* if (dw_Status & 0x10) */ 3527 else { 3528 /***********************/ 3529 /* PWM not initialised */ 3530 /***********************/ 3531 3532 DPRINTK("PWM not initialised\n"); 3533 i_ReturnValue = -5; 3534 } /* if (dw_Status & 0x10) */ 3535 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 3536 else { 3537 /******************************/ 3538 /* Tor PWM selection is wrong */ 3539 /******************************/ 3540 3541 DPRINTK("Tor PWM selection is wrong\n"); 3542 i_ReturnValue = -4; 3543 } /* if (b_PWM >= 0 && b_PWM <= 1) */ 3544 } else { 3545 /**********************************/ 3546 /* The module is not a PWM module */ 3547 /**********************************/ 3548 3549 DPRINTK("The module is not a PWM module\n"); 3550 i_ReturnValue = -3; 3551 } 3552 } else { 3553 /***********************/ 3554 /* Module number error */ 3555 /***********************/ 3556 3557 DPRINTK("Module number error\n"); 3558 i_ReturnValue = -2; 3559 } 3560 3561 return i_ReturnValue; 3562} 3563 3564int i_APCI1710_InsnBitsReadPWMInterrupt(struct comedi_device *dev, 3565 struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) 3566{ 3567 data[0] = devpriv->s_InterruptParameters. 3568 s_FIFOInterruptParameters[devpriv-> 3569 s_InterruptParameters.ui_Read].b_OldModuleMask; 3570 data[1] = devpriv->s_InterruptParameters. 3571 s_FIFOInterruptParameters[devpriv-> 3572 s_InterruptParameters.ui_Read].ul_OldInterruptMask; 3573 data[2] = devpriv->s_InterruptParameters. 3574 s_FIFOInterruptParameters[devpriv-> 3575 s_InterruptParameters.ui_Read].ul_OldCounterLatchValue; 3576 3577 /**************************/ 3578 /* Increment the read FIFO */ 3579 /***************************/ 3580 3581 devpriv-> 3582 s_InterruptParameters. 3583 ui_Read = (devpriv-> 3584 s_InterruptParameters.ui_Read + 1) % APCI1710_SAVE_INTERRUPT; 3585 3586 return insn->n; 3587 3588} 3589