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 - 2024, 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 "acpi.h" 155 #include "accommon.h" 156 #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 #pragma GCC diagnostic push 219 #if defined(__GNUC__) && __GNUC__ >= 12 220 #pragma GCC diagnostic ignored "-Wdangling-pointer=" 221 #endif 222 AcpiGbl_LowestStackPointer = &CurrentSp; 223 #pragma GCC diagnostic pop 224 } 225 226 if (AcpiGbl_NestingLevel > AcpiGbl_DeepestNesting) 227 { 228 AcpiGbl_DeepestNesting = AcpiGbl_NestingLevel; 229 } 230 } 231 232 233 /******************************************************************************* 234 * 235 * FUNCTION: AcpiUtTrimFunctionName 236 * 237 * PARAMETERS: FunctionName - Ascii string containing a procedure name 238 * 239 * RETURN: Updated pointer to the function name 240 * 241 * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present. 242 * This allows compiler macros such as __FUNCTION__ to be used 243 * with no change to the debug output. 244 * 245 ******************************************************************************/ 246 247 static const char * 248 AcpiUtTrimFunctionName ( 249 const char *FunctionName) 250 { 251 252 /* All Function names are longer than 4 chars, check is safe */ 253 254 if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_MIXED) 255 { 256 /* This is the case where the original source has not been modified */ 257 258 return (FunctionName + 4); 259 } 260 261 if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_LOWER) 262 { 263 /* This is the case where the source has been 'linuxized' */ 264 265 return (FunctionName + 5); 266 } 267 268 return (FunctionName); 269 } 270 271 272 /******************************************************************************* 273 * 274 * FUNCTION: AcpiDebugPrint 275 * 276 * PARAMETERS: RequestedDebugLevel - Requested debug print level 277 * LineNumber - Caller's line number (for error output) 278 * FunctionName - Caller's procedure name 279 * ModuleName - Caller's module name 280 * ComponentId - Caller's component ID 281 * Format - Printf format field 282 * ... - Optional printf arguments 283 * 284 * RETURN: None 285 * 286 * DESCRIPTION: Print error message with prefix consisting of the module name, 287 * line number, and component ID. 288 * 289 ******************************************************************************/ 290 291 void ACPI_INTERNAL_VAR_XFACE 292 AcpiDebugPrint ( 293 UINT32 RequestedDebugLevel, 294 UINT32 LineNumber, 295 const char *FunctionName, 296 const char *ModuleName, 297 UINT32 ComponentId, 298 const char *Format, 299 ...) 300 { 301 ACPI_THREAD_ID ThreadId; 302 va_list args; 303 #ifdef ACPI_APPLICATION 304 int FillCount; 305 #endif 306 307 /* Check if debug output enabled */ 308 309 if (!ACPI_IS_DEBUG_ENABLED (RequestedDebugLevel, ComponentId)) 310 { 311 return; 312 } 313 314 /* 315 * Thread tracking and context switch notification 316 */ 317 ThreadId = AcpiOsGetThreadId (); 318 if (ThreadId != AcpiGbl_PreviousThreadId) 319 { 320 if (ACPI_LV_THREADS & AcpiDbgLevel) 321 { 322 AcpiOsPrintf ( 323 "\n**** Context Switch from TID %u to TID %u ****\n\n", 324 (UINT32) AcpiGbl_PreviousThreadId, (UINT32) ThreadId); 325 } 326 327 AcpiGbl_PreviousThreadId = ThreadId; 328 AcpiGbl_NestingLevel = 0; 329 } 330 331 /* 332 * Display the module name, current line number, thread ID (if requested), 333 * current procedure nesting level, and the current procedure name 334 */ 335 AcpiOsPrintf ("%9s-%04d ", ModuleName, LineNumber); 336 337 #ifdef ACPI_APPLICATION 338 /* 339 * For AcpiExec/iASL only, emit the thread ID and nesting level. 340 * Note: nesting level is really only useful during a single-thread 341 * execution. Otherwise, multiple threads will keep resetting the 342 * level. 343 */ 344 if (ACPI_LV_THREADS & AcpiDbgLevel) 345 { 346 AcpiOsPrintf ("[%u] ", (UINT32) ThreadId); 347 } 348 349 FillCount = 48 - AcpiGbl_NestingLevel - 350 strlen (AcpiUtTrimFunctionName (FunctionName)); 351 if (FillCount < 0) 352 { 353 FillCount = 0; 354 } 355 356 AcpiOsPrintf ("[%02d] %*s", 357 AcpiGbl_NestingLevel, AcpiGbl_NestingLevel + 1, " "); 358 AcpiOsPrintf ("%s%*s: ", 359 AcpiUtTrimFunctionName (FunctionName), FillCount, " "); 360 361 #else 362 AcpiOsPrintf ("%-22.22s: ", AcpiUtTrimFunctionName (FunctionName)); 363 #endif 364 365 va_start (args, Format); 366 AcpiOsVprintf (Format, args); 367 va_end (args); 368 } 369 370 ACPI_EXPORT_SYMBOL (AcpiDebugPrint) 371 372 373 /******************************************************************************* 374 * 375 * FUNCTION: AcpiDebugPrintRaw 376 * 377 * PARAMETERS: RequestedDebugLevel - Requested debug print level 378 * LineNumber - Caller's line number 379 * FunctionName - Caller's procedure name 380 * ModuleName - Caller's module name 381 * ComponentId - Caller's component ID 382 * Format - Printf format field 383 * ... - Optional printf arguments 384 * 385 * RETURN: None 386 * 387 * DESCRIPTION: Print message with no headers. Has same interface as 388 * DebugPrint so that the same macros can be used. 389 * 390 ******************************************************************************/ 391 392 void ACPI_INTERNAL_VAR_XFACE 393 AcpiDebugPrintRaw ( 394 UINT32 RequestedDebugLevel, 395 UINT32 LineNumber, 396 const char *FunctionName, 397 const char *ModuleName, 398 UINT32 ComponentId, 399 const char *Format, 400 ...) 401 { 402 va_list args; 403 404 405 /* Check if debug output enabled */ 406 407 if (!ACPI_IS_DEBUG_ENABLED (RequestedDebugLevel, ComponentId)) 408 { 409 return; 410 } 411 412 va_start (args, Format); 413 AcpiOsVprintf (Format, args); 414 va_end (args); 415 } 416 417 ACPI_EXPORT_SYMBOL (AcpiDebugPrintRaw) 418 419 420 /******************************************************************************* 421 * 422 * FUNCTION: AcpiUtTrace 423 * 424 * PARAMETERS: LineNumber - Caller's line number 425 * FunctionName - Caller's procedure name 426 * ModuleName - Caller's module name 427 * ComponentId - Caller's component ID 428 * 429 * RETURN: None 430 * 431 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 432 * set in DebugLevel 433 * 434 ******************************************************************************/ 435 436 void 437 AcpiUtTrace ( 438 UINT32 LineNumber, 439 const char *FunctionName, 440 const char *ModuleName, 441 UINT32 ComponentId) 442 { 443 444 AcpiGbl_NestingLevel++; 445 AcpiUtTrackStackPtr (); 446 447 /* Check if enabled up-front for performance */ 448 449 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 450 { 451 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 452 LineNumber, FunctionName, ModuleName, ComponentId, 453 "%s\n", AcpiGbl_FunctionEntryPrefix); 454 } 455 } 456 457 ACPI_EXPORT_SYMBOL (AcpiUtTrace) 458 459 460 /******************************************************************************* 461 * 462 * FUNCTION: AcpiUtTracePtr 463 * 464 * PARAMETERS: LineNumber - Caller's line number 465 * FunctionName - Caller's procedure name 466 * ModuleName - Caller's module name 467 * ComponentId - Caller's component ID 468 * Pointer - Pointer to display 469 * 470 * RETURN: None 471 * 472 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 473 * set in DebugLevel 474 * 475 ******************************************************************************/ 476 477 void 478 AcpiUtTracePtr ( 479 UINT32 LineNumber, 480 const char *FunctionName, 481 const char *ModuleName, 482 UINT32 ComponentId, 483 const void *Pointer) 484 { 485 486 AcpiGbl_NestingLevel++; 487 AcpiUtTrackStackPtr (); 488 489 /* Check if enabled up-front for performance */ 490 491 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 492 { 493 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 494 LineNumber, FunctionName, ModuleName, ComponentId, 495 "%s %p\n", AcpiGbl_FunctionEntryPrefix, Pointer); 496 } 497 } 498 499 500 /******************************************************************************* 501 * 502 * FUNCTION: AcpiUtTraceStr 503 * 504 * PARAMETERS: LineNumber - Caller's line number 505 * FunctionName - Caller's procedure name 506 * ModuleName - Caller's module name 507 * ComponentId - Caller's component ID 508 * String - Additional string to display 509 * 510 * RETURN: None 511 * 512 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 513 * set in DebugLevel 514 * 515 ******************************************************************************/ 516 517 void 518 AcpiUtTraceStr ( 519 UINT32 LineNumber, 520 const char *FunctionName, 521 const char *ModuleName, 522 UINT32 ComponentId, 523 const char *String) 524 { 525 526 AcpiGbl_NestingLevel++; 527 AcpiUtTrackStackPtr (); 528 529 /* Check if enabled up-front for performance */ 530 531 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 532 { 533 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 534 LineNumber, FunctionName, ModuleName, ComponentId, 535 "%s %s\n", AcpiGbl_FunctionEntryPrefix, String); 536 } 537 } 538 539 540 /******************************************************************************* 541 * 542 * FUNCTION: AcpiUtTraceU32 543 * 544 * PARAMETERS: LineNumber - Caller's line number 545 * FunctionName - Caller's procedure name 546 * ModuleName - Caller's module name 547 * ComponentId - Caller's component ID 548 * Integer - Integer to display 549 * 550 * RETURN: None 551 * 552 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is 553 * set in DebugLevel 554 * 555 ******************************************************************************/ 556 557 void 558 AcpiUtTraceU32 ( 559 UINT32 LineNumber, 560 const char *FunctionName, 561 const char *ModuleName, 562 UINT32 ComponentId, 563 UINT32 Integer) 564 { 565 566 AcpiGbl_NestingLevel++; 567 AcpiUtTrackStackPtr (); 568 569 /* Check if enabled up-front for performance */ 570 571 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 572 { 573 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 574 LineNumber, FunctionName, ModuleName, ComponentId, 575 "%s %08X\n", AcpiGbl_FunctionEntryPrefix, Integer); 576 } 577 } 578 579 580 /******************************************************************************* 581 * 582 * FUNCTION: AcpiUtExit 583 * 584 * PARAMETERS: LineNumber - Caller's line number 585 * FunctionName - Caller's procedure name 586 * ModuleName - Caller's module name 587 * ComponentId - Caller's component ID 588 * 589 * RETURN: None 590 * 591 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 592 * set in DebugLevel 593 * 594 ******************************************************************************/ 595 596 void 597 AcpiUtExit ( 598 UINT32 LineNumber, 599 const char *FunctionName, 600 const char *ModuleName, 601 UINT32 ComponentId) 602 { 603 604 /* Check if enabled up-front for performance */ 605 606 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 607 { 608 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 609 LineNumber, FunctionName, ModuleName, ComponentId, 610 "%s\n", AcpiGbl_FunctionExitPrefix); 611 } 612 613 if (AcpiGbl_NestingLevel) 614 { 615 AcpiGbl_NestingLevel--; 616 } 617 } 618 619 ACPI_EXPORT_SYMBOL (AcpiUtExit) 620 621 622 /******************************************************************************* 623 * 624 * FUNCTION: AcpiUtStatusExit 625 * 626 * PARAMETERS: LineNumber - Caller's line number 627 * FunctionName - Caller's procedure name 628 * ModuleName - Caller's module name 629 * ComponentId - Caller's component ID 630 * Status - Exit status code 631 * 632 * RETURN: None 633 * 634 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 635 * set in DebugLevel. Prints exit status also. 636 * 637 ******************************************************************************/ 638 639 void 640 AcpiUtStatusExit ( 641 UINT32 LineNumber, 642 const char *FunctionName, 643 const char *ModuleName, 644 UINT32 ComponentId, 645 ACPI_STATUS Status) 646 { 647 648 /* Check if enabled up-front for performance */ 649 650 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 651 { 652 if (ACPI_SUCCESS (Status)) 653 { 654 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 655 LineNumber, FunctionName, ModuleName, ComponentId, 656 "%s %s\n", AcpiGbl_FunctionExitPrefix, 657 AcpiFormatException (Status)); 658 } 659 else 660 { 661 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 662 LineNumber, FunctionName, ModuleName, ComponentId, 663 "%s ****Exception****: %s\n", AcpiGbl_FunctionExitPrefix, 664 AcpiFormatException (Status)); 665 } 666 } 667 668 if (AcpiGbl_NestingLevel) 669 { 670 AcpiGbl_NestingLevel--; 671 } 672 } 673 674 ACPI_EXPORT_SYMBOL (AcpiUtStatusExit) 675 676 677 /******************************************************************************* 678 * 679 * FUNCTION: AcpiUtValueExit 680 * 681 * PARAMETERS: LineNumber - Caller's line number 682 * FunctionName - Caller's procedure name 683 * ModuleName - Caller's module name 684 * ComponentId - Caller's component ID 685 * Value - Value to be printed with exit msg 686 * 687 * RETURN: None 688 * 689 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 690 * set in DebugLevel. Prints exit value also. 691 * 692 ******************************************************************************/ 693 694 void 695 AcpiUtValueExit ( 696 UINT32 LineNumber, 697 const char *FunctionName, 698 const char *ModuleName, 699 UINT32 ComponentId, 700 UINT64 Value) 701 { 702 703 /* Check if enabled up-front for performance */ 704 705 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 706 { 707 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 708 LineNumber, FunctionName, ModuleName, ComponentId, 709 "%s %8.8X%8.8X\n", AcpiGbl_FunctionExitPrefix, 710 ACPI_FORMAT_UINT64 (Value)); 711 } 712 713 if (AcpiGbl_NestingLevel) 714 { 715 AcpiGbl_NestingLevel--; 716 } 717 } 718 719 ACPI_EXPORT_SYMBOL (AcpiUtValueExit) 720 721 722 /******************************************************************************* 723 * 724 * FUNCTION: AcpiUtPtrExit 725 * 726 * PARAMETERS: LineNumber - Caller's line number 727 * FunctionName - Caller's procedure name 728 * ModuleName - Caller's module name 729 * ComponentId - Caller's component ID 730 * Ptr - Pointer to display 731 * 732 * RETURN: None 733 * 734 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 735 * set in DebugLevel. Prints exit value also. 736 * 737 ******************************************************************************/ 738 739 void 740 AcpiUtPtrExit ( 741 UINT32 LineNumber, 742 const char *FunctionName, 743 const char *ModuleName, 744 UINT32 ComponentId, 745 UINT8 *Ptr) 746 { 747 748 /* Check if enabled up-front for performance */ 749 750 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 751 { 752 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 753 LineNumber, FunctionName, ModuleName, ComponentId, 754 "%s %p\n", AcpiGbl_FunctionExitPrefix, Ptr); 755 } 756 757 if (AcpiGbl_NestingLevel) 758 { 759 AcpiGbl_NestingLevel--; 760 } 761 } 762 763 764 /******************************************************************************* 765 * 766 * FUNCTION: AcpiUtStrExit 767 * 768 * PARAMETERS: LineNumber - Caller's line number 769 * FunctionName - Caller's procedure name 770 * ModuleName - Caller's module name 771 * ComponentId - Caller's component ID 772 * String - String to display 773 * 774 * RETURN: None 775 * 776 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is 777 * set in DebugLevel. Prints exit value also. 778 * 779 ******************************************************************************/ 780 781 void 782 AcpiUtStrExit ( 783 UINT32 LineNumber, 784 const char *FunctionName, 785 const char *ModuleName, 786 UINT32 ComponentId, 787 const char *String) 788 { 789 790 /* Check if enabled up-front for performance */ 791 792 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId)) 793 { 794 AcpiDebugPrint (ACPI_LV_FUNCTIONS, 795 LineNumber, FunctionName, ModuleName, ComponentId, 796 "%s %s\n", AcpiGbl_FunctionExitPrefix, String); 797 } 798 799 if (AcpiGbl_NestingLevel) 800 { 801 AcpiGbl_NestingLevel--; 802 } 803 } 804 805 806 /******************************************************************************* 807 * 808 * FUNCTION: AcpiTracePoint 809 * 810 * PARAMETERS: Type - Trace event type 811 * Begin - TRUE if before execution 812 * Aml - Executed AML address 813 * Pathname - Object path 814 * Pointer - Pointer to the related object 815 * 816 * RETURN: None 817 * 818 * DESCRIPTION: Interpreter execution trace. 819 * 820 ******************************************************************************/ 821 822 void 823 AcpiTracePoint ( 824 ACPI_TRACE_EVENT_TYPE Type, 825 BOOLEAN Begin, 826 UINT8 *Aml, 827 char *Pathname) 828 { 829 830 ACPI_FUNCTION_ENTRY (); 831 832 AcpiExTracePoint (Type, Begin, Aml, Pathname); 833 834 #ifdef ACPI_USE_SYSTEM_TRACER 835 AcpiOsTracePoint (Type, Begin, Aml, Pathname); 836 #endif 837 } 838 839 ACPI_EXPORT_SYMBOL (AcpiTracePoint) 840 841 842 #endif 843