1 /****************************************************************************** 2 * 3 * Module Name: utdebug - Debug print/trace routines 4 * 5 *****************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2023, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 16 * 2.1. This is your license from Intel Corp. under its intellectual property 17 * rights. You may have additional license terms from the party that provided 18 * you this software, covering your right to use that party's intellectual 19 * property rights. 20 * 21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22 * copy of the source code appearing in this file ("Covered Code") an 23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24 * base code distributed originally by Intel ("Original Intel Code") to copy, 25 * make derivatives, distribute, use and display any portion of the Covered 26 * Code in any form, with the right to sublicense such rights; and 27 * 28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29 * license (with the right to sublicense), under only those claims of Intel 30 * patents that are infringed by the Original Intel Code, to make, use, sell, 31 * offer to sell, and import the Covered Code and derivative works thereof 32 * solely to the minimum extent necessary to exercise the above copyright 33 * license, and in no event shall the patent license extend to any additions 34 * to or modifications of the Original Intel Code. No other license or right 35 * is granted directly or by implication, estoppel or otherwise; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 42 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43 * Redistribution of source code of any substantial portion of the Covered 44 * Code or modification with rights to further distribute source must include 45 * the above Copyright Notice, the above License, this list of Conditions, 46 * and the following Disclaimer and Export Compliance provision. In addition, 47 * Licensee must cause all Covered Code to which Licensee contributes to 48 * contain a file documenting the changes Licensee made to create that Covered 49 * Code and the date of any change. Licensee must include in that file the 50 * documentation of any changes made by any predecessor Licensee. Licensee 51 * must include a prominent statement that the modification is derived, 52 * directly or indirectly, from Original Intel Code. 53 * 54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55 * Redistribution of source code of any substantial portion of the Covered 56 * Code or modification without rights to further distribute source must 57 * include the following Disclaimer and Export Compliance provision in the 58 * documentation and/or other materials provided with distribution. In 59 * addition, Licensee may not authorize further sublicense of source of any 60 * portion of the Covered Code, and must include terms to the effect that the 61 * license from Licensee to its licensee is limited to the intellectual 62 * property embodied in the software Licensee provides to its licensee, and 63 * not to intellectual property embodied in modifications its licensee may 64 * make. 65 * 66 * 3.3. Redistribution of Executable. Redistribution in executable form of any 67 * substantial portion of the Covered Code or modification must reproduce the 68 * above Copyright Notice, and the following Disclaimer and Export Compliance 69 * provision in the documentation and/or other materials provided with the 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76 * Intel shall be used in advertising or otherwise to promote the sale, use or 77 * other dealings in products derived from or relating to the Covered Code 78 * without prior written authorization from Intel. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88 * PARTICULAR PURPOSE. 89 * 90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97 * LIMITED REMEDY. 98 * 99 * 4.3. Licensee shall not export, either directly or indirectly, any of this 100 * software or system incorporating such software without first obtaining any 101 * required license or other approval from the U. S. Department of Commerce or 102 * any other agency or department of the United States Government. In the 103 * event Licensee exports any such software from the United States or 104 * re-exports any such software from a foreign destination, Licensee shall 105 * ensure that the distribution and export/re-export of the software is in 106 * compliance with all laws, regulations, orders, or other restrictions of the 107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108 * any of its subsidiaries will export/re-export any technical data, process, 109 * software, or service, directly or indirectly, to any country for which the 110 * United States government or any agency thereof requires an export license, 111 * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 ***************************************************************************** 115 * 116 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #define EXPORT_ACPI_INTERFACES 153 154 #include <contrib/dev/acpica/include/acpi.h> 155 #include <contrib/dev/acpica/include/accommon.h> 156 #include <contrib/dev/acpica/include/acinterp.h> 157 158 #define _COMPONENT ACPI_UTILITIES 159 ACPI_MODULE_NAME ("utdebug") 160 161 162 #ifdef ACPI_DEBUG_OUTPUT 163 164 static ACPI_THREAD_ID AcpiGbl_PreviousThreadId = (ACPI_THREAD_ID) 0xFFFFFFFF; 165 static const char *AcpiGbl_FunctionEntryPrefix = "----Entry"; 166 static const char *AcpiGbl_FunctionExitPrefix = "----Exit-"; 167 168 169 /******************************************************************************* 170 * 171 * FUNCTION: AcpiUtInitStackPtrTrace 172 * 173 * PARAMETERS: None 174 * 175 * RETURN: None 176 * 177 * DESCRIPTION: Save the current CPU stack pointer at subsystem startup 178 * 179 ******************************************************************************/ 180 181 void 182 AcpiUtInitStackPtrTrace ( 183 void) 184 { 185 ACPI_SIZE CurrentSp; 186 187 188 #pragma GCC diagnostic push 189 #if defined(__GNUC__) && __GNUC__ >= 12 190 #pragma GCC diagnostic ignored "-Wdangling-pointer=" 191 #endif 192 AcpiGbl_EntryStackPointer = &CurrentSp; 193 #pragma GCC diagnostic pop 194 } 195 196 197 /******************************************************************************* 198 * 199 * FUNCTION: AcpiUtTrackStackPtr 200 * 201 * PARAMETERS: None 202 * 203 * RETURN: None 204 * 205 * DESCRIPTION: Save the current CPU stack pointer 206 * 207 ******************************************************************************/ 208 209 void 210 AcpiUtTrackStackPtr ( 211 void) 212 { 213 ACPI_SIZE CurrentSp; 214 215 216 if (&CurrentSp < AcpiGbl_LowestStackPointer) 217 { 218 AcpiGbl_LowestStackPointer = &CurrentSp; 219 } 220 221 if (AcpiGbl_NestingLevel > AcpiGbl_DeepestNesting) 222 { 223 AcpiGbl_DeepestNesting = AcpiGbl_NestingLevel; 224 } 225 } 226 227 228 /******************************************************************************* 229 * 230 * FUNCTION: AcpiUtTrimFunctionName 231 * 232 * PARAMETERS: FunctionName - Ascii string containing a procedure name 233 * 234 * RETURN: Updated pointer to the function name 235 * 236 * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present. 237 * This allows compiler macros such as __FUNCTION__ to be used 238 * with no change to the debug output. 239 * 240 ******************************************************************************/ 241 242 static const char * 243 AcpiUtTrimFunctionName ( 244 const char *FunctionName) 245 { 246 247 /* All Function names are longer than 4 chars, check is safe */ 248 249 if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_MIXED) 250 { 251 /* This is the case where the original source has not been modified */ 252 253 return (FunctionName + 4); 254 } 255 256 if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_LOWER) 257 { 258 /* This is the case where the source has been 'linuxized' */ 259 260 return (FunctionName + 5); 261 } 262 263 return (FunctionName); 264 } 265 266 267 /******************************************************************************* 268 * 269 * FUNCTION: AcpiDebugPrint 270 * 271 * PARAMETERS: RequestedDebugLevel - Requested debug print level 272 * LineNumber - Caller's line number (for error output) 273 * FunctionName - Caller's procedure name 274 * ModuleName - Caller's module name 275 * ComponentId - Caller's component ID 276 * Format - Printf format field 277 * ... - Optional printf arguments 278 * 279 * RETURN: None 280 * 281 * DESCRIPTION: Print error message with prefix consisting of the module name, 282 * line number, and component ID. 283 * 284 ******************************************************************************/ 285 286 void ACPI_INTERNAL_VAR_XFACE 287 AcpiDebugPrint ( 288 UINT32 RequestedDebugLevel, 289 UINT32 LineNumber, 290 const char *FunctionName, 291 const char *ModuleName, 292 UINT32 ComponentId, 293 const char *Format, 294 ...) 295 { 296 ACPI_THREAD_ID ThreadId; 297 va_list args; 298 #ifdef ACPI_APPLICATION 299 int FillCount; 300 #endif 301 302 /* Check if debug output enabled */ 303 304 if (!ACPI_IS_DEBUG_ENABLED (RequestedDebugLevel, ComponentId)) 305 { 306 return; 307 } 308 309 /* 310 * Thread tracking and context switch notification 311 */ 312 ThreadId = AcpiOsGetThreadId (); 313 if (ThreadId != AcpiGbl_PreviousThreadId) 314 { 315 if (ACPI_LV_THREADS & AcpiDbgLevel) 316 { 317 AcpiOsPrintf ( 318 "\n**** Context Switch from TID %u to TID %u ****\n\n", 319 (UINT32) AcpiGbl_PreviousThreadId, (UINT32) ThreadId); 320 } 321 322 AcpiGbl_PreviousThreadId = ThreadId; 323 AcpiGbl_NestingLevel = 0; 324 } 325 326 /* 327 * Display the module name, current line number, thread ID (if requested), 328 * current procedure nesting level, and the current procedure name 329 */ 330 AcpiOsPrintf ("%9s-%04d ", ModuleName, LineNumber); 331 332 #ifdef ACPI_APPLICATION 333 /* 334 * For AcpiExec/iASL only, emit the thread ID and nesting level. 335 * Note: nesting level is really only useful during a single-thread 336 * execution. Otherwise, multiple threads will keep resetting the 337 * level. 338 */ 339 if (ACPI_LV_THREADS & AcpiDbgLevel) 340 { 341 AcpiOsPrintf ("[%u] ", (UINT32) ThreadId); 342 } 343 344 FillCount = 48 - AcpiGbl_NestingLevel - 345 strlen (AcpiUtTrimFunctionName (FunctionName)); 346 if (FillCount < 0) 347 { 348 FillCount = 0; 349 } 350 351 AcpiOsPrintf ("[%02d] %*s", 352 AcpiGbl_NestingLevel, AcpiGbl_NestingLevel + 1, " "); 353 AcpiOsPrintf ("%s%*s: ", 354 AcpiUtTrimFunctionName (FunctionName), FillCount, " "); 355 356 #else 357 AcpiOsPrintf ("%-22.22s: ", AcpiUtTrimFunctionName (FunctionName)); 358 #endif 359 360 va_start (args, Format); 361 AcpiOsVprintf (Format, args); 362 va_end (args); 363 } 364 365 ACPI_EXPORT_SYMBOL (AcpiDebugPrint) 366 367 368 /******************************************************************************* 369 * 370 * FUNCTION: AcpiDebugPrintRaw 371 * 372 * PARAMETERS: RequestedDebugLevel - Requested debug print level 373 * LineNumber - Caller's line number 374 * FunctionName - Caller's procedure name 375 * ModuleName - Caller's module name 376 * ComponentId - Caller's component ID 377 * Format - Printf format field 378 * ... - Optional printf arguments 379 * 380 * RETURN: None 381 * 382 * DESCRIPTION: Print message with no headers. Has same interface as 383 * DebugPrint so that the same macros can be used. 384 * 385 ******************************************************************************/ 386 387 void ACPI_INTERNAL_VAR_XFACE 388 AcpiDebugPrintRaw ( 389 UINT32 RequestedDebugLevel, 390 UINT32 LineNumber, 391 const char *FunctionName, 392 const char *ModuleName, 393 UINT32 ComponentId, 394 const char *Format, 395 ...) 396 { 397 va_list args; 398 399 400 /* Check if debug output enabled */ 401 402 if (!ACPI_IS_DEBUG_ENABLED (RequestedDebugLevel, ComponentId)) 403 { 404 return; 405 } 406 407 va_start (args, Format); 408 AcpiOsVprintf (Format, args); 409 va_end (args); 410 } 411 412 ACPI_EXPORT_SYMBOL (AcpiDebugPrintRaw) 413 414 415 /******************************************************************************* 416 * 417 * FUNCTION: AcpiUtTrace 418 * 419 * PARAMETERS: LineNumber - Caller's line number 420 * FunctionName - Caller's procedure name 421 * ModuleName - Caller's module name 422 * ComponentId - Caller's component ID 423 * 424 * RETURN: None 425 * 426 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 427 * set in DebugLevel 428 * 429 ******************************************************************************/ 430 431 void 432 AcpiUtTrace ( 433 UINT32 LineNumber, 434 const char *FunctionName, 435 const char *ModuleName, 436 UINT32 ComponentId) 437 { 438 439 AcpiGbl_NestingLevel++; 440 AcpiUtTrackStackPtr (); 441 442 /* Check if enabled up-front for performance */ 443 444 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 445 { 446 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 447 LineNumber, FunctionName, ModuleName, ComponentId, 448 "%s\n", AcpiGbl_FunctionEntryPrefix); 449 } 450 } 451 452 ACPI_EXPORT_SYMBOL (AcpiUtTrace) 453 454 455 /******************************************************************************* 456 * 457 * FUNCTION: AcpiUtTracePtr 458 * 459 * PARAMETERS: LineNumber - Caller's line number 460 * FunctionName - Caller's procedure name 461 * ModuleName - Caller's module name 462 * ComponentId - Caller's component ID 463 * Pointer - Pointer to display 464 * 465 * RETURN: None 466 * 467 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 468 * set in DebugLevel 469 * 470 ******************************************************************************/ 471 472 void 473 AcpiUtTracePtr ( 474 UINT32 LineNumber, 475 const char *FunctionName, 476 const char *ModuleName, 477 UINT32 ComponentId, 478 const void *Pointer) 479 { 480 481 AcpiGbl_NestingLevel++; 482 AcpiUtTrackStackPtr (); 483 484 /* Check if enabled up-front for performance */ 485 486 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 487 { 488 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 489 LineNumber, FunctionName, ModuleName, ComponentId, 490 "%s %p\n", AcpiGbl_FunctionEntryPrefix, Pointer); 491 } 492 } 493 494 495 /******************************************************************************* 496 * 497 * FUNCTION: AcpiUtTraceStr 498 * 499 * PARAMETERS: LineNumber - Caller's line number 500 * FunctionName - Caller's procedure name 501 * ModuleName - Caller's module name 502 * ComponentId - Caller's component ID 503 * String - Additional string to display 504 * 505 * RETURN: None 506 * 507 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 508 * set in DebugLevel 509 * 510 ******************************************************************************/ 511 512 void 513 AcpiUtTraceStr ( 514 UINT32 LineNumber, 515 const char *FunctionName, 516 const char *ModuleName, 517 UINT32 ComponentId, 518 const char *String) 519 { 520 521 AcpiGbl_NestingLevel++; 522 AcpiUtTrackStackPtr (); 523 524 /* Check if enabled up-front for performance */ 525 526 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 527 { 528 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 529 LineNumber, FunctionName, ModuleName, ComponentId, 530 "%s %s\n", AcpiGbl_FunctionEntryPrefix, String); 531 } 532 } 533 534 535 /******************************************************************************* 536 * 537 * FUNCTION: AcpiUtTraceU32 538 * 539 * PARAMETERS: LineNumber - Caller's line number 540 * FunctionName - Caller's procedure name 541 * ModuleName - Caller's module name 542 * ComponentId - Caller's component ID 543 * Integer - Integer to display 544 * 545 * RETURN: None 546 * 547 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 548 * set in DebugLevel 549 * 550 ******************************************************************************/ 551 552 void 553 AcpiUtTraceU32 ( 554 UINT32 LineNumber, 555 const char *FunctionName, 556 const char *ModuleName, 557 UINT32 ComponentId, 558 UINT32 Integer) 559 { 560 561 AcpiGbl_NestingLevel++; 562 AcpiUtTrackStackPtr (); 563 564 /* Check if enabled up-front for performance */ 565 566 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 567 { 568 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 569 LineNumber, FunctionName, ModuleName, ComponentId, 570 "%s %08X\n", AcpiGbl_FunctionEntryPrefix, Integer); 571 } 572 } 573 574 575 /******************************************************************************* 576 * 577 * FUNCTION: AcpiUtExit 578 * 579 * PARAMETERS: LineNumber - Caller's line number 580 * FunctionName - Caller's procedure name 581 * ModuleName - Caller's module name 582 * ComponentId - Caller's component ID 583 * 584 * RETURN: None 585 * 586 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 587 * set in DebugLevel 588 * 589 ******************************************************************************/ 590 591 void 592 AcpiUtExit ( 593 UINT32 LineNumber, 594 const char *FunctionName, 595 const char *ModuleName, 596 UINT32 ComponentId) 597 { 598 599 /* Check if enabled up-front for performance */ 600 601 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 602 { 603 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 604 LineNumber, FunctionName, ModuleName, ComponentId, 605 "%s\n", AcpiGbl_FunctionExitPrefix); 606 } 607 608 if (AcpiGbl_NestingLevel) 609 { 610 AcpiGbl_NestingLevel--; 611 } 612 } 613 614 ACPI_EXPORT_SYMBOL (AcpiUtExit) 615 616 617 /******************************************************************************* 618 * 619 * FUNCTION: AcpiUtStatusExit 620 * 621 * PARAMETERS: LineNumber - Caller's line number 622 * FunctionName - Caller's procedure name 623 * ModuleName - Caller's module name 624 * ComponentId - Caller's component ID 625 * Status - Exit status code 626 * 627 * RETURN: None 628 * 629 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 630 * set in DebugLevel. Prints exit status also. 631 * 632 ******************************************************************************/ 633 634 void 635 AcpiUtStatusExit ( 636 UINT32 LineNumber, 637 const char *FunctionName, 638 const char *ModuleName, 639 UINT32 ComponentId, 640 ACPI_STATUS Status) 641 { 642 643 /* Check if enabled up-front for performance */ 644 645 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 646 { 647 if (ACPI_SUCCESS (Status)) 648 { 649 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 650 LineNumber, FunctionName, ModuleName, ComponentId, 651 "%s %s\n", AcpiGbl_FunctionExitPrefix, 652 AcpiFormatException (Status)); 653 } 654 else 655 { 656 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 657 LineNumber, FunctionName, ModuleName, ComponentId, 658 "%s ****Exception****: %s\n", AcpiGbl_FunctionExitPrefix, 659 AcpiFormatException (Status)); 660 } 661 } 662 663 if (AcpiGbl_NestingLevel) 664 { 665 AcpiGbl_NestingLevel--; 666 } 667 } 668 669 ACPI_EXPORT_SYMBOL (AcpiUtStatusExit) 670 671 672 /******************************************************************************* 673 * 674 * FUNCTION: AcpiUtValueExit 675 * 676 * PARAMETERS: LineNumber - Caller's line number 677 * FunctionName - Caller's procedure name 678 * ModuleName - Caller's module name 679 * ComponentId - Caller's component ID 680 * Value - Value to be printed with exit msg 681 * 682 * RETURN: None 683 * 684 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 685 * set in DebugLevel. Prints exit value also. 686 * 687 ******************************************************************************/ 688 689 void 690 AcpiUtValueExit ( 691 UINT32 LineNumber, 692 const char *FunctionName, 693 const char *ModuleName, 694 UINT32 ComponentId, 695 UINT64 Value) 696 { 697 698 /* Check if enabled up-front for performance */ 699 700 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 701 { 702 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 703 LineNumber, FunctionName, ModuleName, ComponentId, 704 "%s %8.8X%8.8X\n", AcpiGbl_FunctionExitPrefix, 705 ACPI_FORMAT_UINT64 (Value)); 706 } 707 708 if (AcpiGbl_NestingLevel) 709 { 710 AcpiGbl_NestingLevel--; 711 } 712 } 713 714 ACPI_EXPORT_SYMBOL (AcpiUtValueExit) 715 716 717 /******************************************************************************* 718 * 719 * FUNCTION: AcpiUtPtrExit 720 * 721 * PARAMETERS: LineNumber - Caller's line number 722 * FunctionName - Caller's procedure name 723 * ModuleName - Caller's module name 724 * ComponentId - Caller's component ID 725 * Ptr - Pointer to display 726 * 727 * RETURN: None 728 * 729 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 730 * set in DebugLevel. Prints exit value also. 731 * 732 ******************************************************************************/ 733 734 void 735 AcpiUtPtrExit ( 736 UINT32 LineNumber, 737 const char *FunctionName, 738 const char *ModuleName, 739 UINT32 ComponentId, 740 UINT8 *Ptr) 741 { 742 743 /* Check if enabled up-front for performance */ 744 745 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 746 { 747 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 748 LineNumber, FunctionName, ModuleName, ComponentId, 749 "%s %p\n", AcpiGbl_FunctionExitPrefix, Ptr); 750 } 751 752 if (AcpiGbl_NestingLevel) 753 { 754 AcpiGbl_NestingLevel--; 755 } 756 } 757 758 759 /******************************************************************************* 760 * 761 * FUNCTION: AcpiUtStrExit 762 * 763 * PARAMETERS: LineNumber - Caller's line number 764 * FunctionName - Caller's procedure name 765 * ModuleName - Caller's module name 766 * ComponentId - Caller's component ID 767 * String - String to display 768 * 769 * RETURN: None 770 * 771 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 772 * set in DebugLevel. Prints exit value also. 773 * 774 ******************************************************************************/ 775 776 void 777 AcpiUtStrExit ( 778 UINT32 LineNumber, 779 const char *FunctionName, 780 const char *ModuleName, 781 UINT32 ComponentId, 782 const char *String) 783 { 784 785 /* Check if enabled up-front for performance */ 786 787 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 788 { 789 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 790 LineNumber, FunctionName, ModuleName, ComponentId, 791 "%s %s\n", AcpiGbl_FunctionExitPrefix, String); 792 } 793 794 if (AcpiGbl_NestingLevel) 795 { 796 AcpiGbl_NestingLevel--; 797 } 798 } 799 800 801 /******************************************************************************* 802 * 803 * FUNCTION: AcpiTracePoint 804 * 805 * PARAMETERS: Type - Trace event type 806 * Begin - TRUE if before execution 807 * Aml - Executed AML address 808 * Pathname - Object path 809 * Pointer - Pointer to the related object 810 * 811 * RETURN: None 812 * 813 * DESCRIPTION: Interpreter execution trace. 814 * 815 ******************************************************************************/ 816 817 void 818 AcpiTracePoint ( 819 ACPI_TRACE_EVENT_TYPE Type, 820 BOOLEAN Begin, 821 UINT8 *Aml, 822 char *Pathname) 823 { 824 825 ACPI_FUNCTION_ENTRY (); 826 827 AcpiExTracePoint (Type, Begin, Aml, Pathname); 828 829 #ifdef ACPI_USE_SYSTEM_TRACER 830 AcpiOsTracePoint (Type, Begin, Aml, Pathname); 831 #endif 832 } 833 834 ACPI_EXPORT_SYMBOL (AcpiTracePoint) 835 836 837 #endif 838