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 - 2021, 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
AcpiUtInitStackPtrTrace(void)182 AcpiUtInitStackPtrTrace (
183 void)
184 {
185 ACPI_SIZE CurrentSp;
186
187
188 AcpiGbl_EntryStackPointer = &CurrentSp;
189 }
190
191
192 /*******************************************************************************
193 *
194 * FUNCTION: AcpiUtTrackStackPtr
195 *
196 * PARAMETERS: None
197 *
198 * RETURN: None
199 *
200 * DESCRIPTION: Save the current CPU stack pointer
201 *
202 ******************************************************************************/
203
204 void
AcpiUtTrackStackPtr(void)205 AcpiUtTrackStackPtr (
206 void)
207 {
208 ACPI_SIZE CurrentSp;
209
210
211 if (&CurrentSp < AcpiGbl_LowestStackPointer)
212 {
213 AcpiGbl_LowestStackPointer = &CurrentSp;
214 }
215
216 if (AcpiGbl_NestingLevel > AcpiGbl_DeepestNesting)
217 {
218 AcpiGbl_DeepestNesting = AcpiGbl_NestingLevel;
219 }
220 }
221
222
223 /*******************************************************************************
224 *
225 * FUNCTION: AcpiUtTrimFunctionName
226 *
227 * PARAMETERS: FunctionName - Ascii string containing a procedure name
228 *
229 * RETURN: Updated pointer to the function name
230 *
231 * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present.
232 * This allows compiler macros such as __FUNCTION__ to be used
233 * with no change to the debug output.
234 *
235 ******************************************************************************/
236
237 static const char *
AcpiUtTrimFunctionName(const char * FunctionName)238 AcpiUtTrimFunctionName (
239 const char *FunctionName)
240 {
241
242 /* All Function names are longer than 4 chars, check is safe */
243
244 if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_MIXED)
245 {
246 /* This is the case where the original source has not been modified */
247
248 return (FunctionName + 4);
249 }
250
251 if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_LOWER)
252 {
253 /* This is the case where the source has been 'linuxized' */
254
255 return (FunctionName + 5);
256 }
257
258 return (FunctionName);
259 }
260
261
262 /*******************************************************************************
263 *
264 * FUNCTION: AcpiDebugPrint
265 *
266 * PARAMETERS: RequestedDebugLevel - Requested debug print level
267 * LineNumber - Caller's line number (for error output)
268 * FunctionName - Caller's procedure name
269 * ModuleName - Caller's module name
270 * ComponentId - Caller's component ID
271 * Format - Printf format field
272 * ... - Optional printf arguments
273 *
274 * RETURN: None
275 *
276 * DESCRIPTION: Print error message with prefix consisting of the module name,
277 * line number, and component ID.
278 *
279 ******************************************************************************/
280
281 void ACPI_INTERNAL_VAR_XFACE
AcpiDebugPrint(UINT32 RequestedDebugLevel,UINT32 LineNumber,const char * FunctionName,const char * ModuleName,UINT32 ComponentId,const char * Format,...)282 AcpiDebugPrint (
283 UINT32 RequestedDebugLevel,
284 UINT32 LineNumber,
285 const char *FunctionName,
286 const char *ModuleName,
287 UINT32 ComponentId,
288 const char *Format,
289 ...)
290 {
291 ACPI_THREAD_ID ThreadId;
292 va_list args;
293 #ifdef ACPI_APPLICATION
294 int FillCount;
295 #endif
296
297 /* Check if debug output enabled */
298
299 if (!ACPI_IS_DEBUG_ENABLED (RequestedDebugLevel, ComponentId))
300 {
301 return;
302 }
303
304 /*
305 * Thread tracking and context switch notification
306 */
307 ThreadId = AcpiOsGetThreadId ();
308 if (ThreadId != AcpiGbl_PreviousThreadId)
309 {
310 if (ACPI_LV_THREADS & AcpiDbgLevel)
311 {
312 AcpiOsPrintf (
313 "\n**** Context Switch from TID %u to TID %u ****\n\n",
314 (UINT32) AcpiGbl_PreviousThreadId, (UINT32) ThreadId);
315 }
316
317 AcpiGbl_PreviousThreadId = ThreadId;
318 AcpiGbl_NestingLevel = 0;
319 }
320
321 /*
322 * Display the module name, current line number, thread ID (if requested),
323 * current procedure nesting level, and the current procedure name
324 */
325 AcpiOsPrintf ("%9s-%04d ", ModuleName, LineNumber);
326
327 #ifdef ACPI_APPLICATION
328 /*
329 * For AcpiExec/iASL only, emit the thread ID and nesting level.
330 * Note: nesting level is really only useful during a single-thread
331 * execution. Otherwise, multiple threads will keep resetting the
332 * level.
333 */
334 if (ACPI_LV_THREADS & AcpiDbgLevel)
335 {
336 AcpiOsPrintf ("[%u] ", (UINT32) ThreadId);
337 }
338
339 FillCount = 48 - AcpiGbl_NestingLevel -
340 strlen (AcpiUtTrimFunctionName (FunctionName));
341 if (FillCount < 0)
342 {
343 FillCount = 0;
344 }
345
346 AcpiOsPrintf ("[%02d] %*s",
347 AcpiGbl_NestingLevel, AcpiGbl_NestingLevel + 1, " ");
348 AcpiOsPrintf ("%s%*s: ",
349 AcpiUtTrimFunctionName (FunctionName), FillCount, " ");
350
351 #else
352 AcpiOsPrintf ("%-22.22s: ", AcpiUtTrimFunctionName (FunctionName));
353 #endif
354
355 va_start (args, Format);
356 AcpiOsVprintf (Format, args);
357 va_end (args);
358 }
359
ACPI_EXPORT_SYMBOL(AcpiDebugPrint)360 ACPI_EXPORT_SYMBOL (AcpiDebugPrint)
361
362
363 /*******************************************************************************
364 *
365 * FUNCTION: AcpiDebugPrintRaw
366 *
367 * PARAMETERS: RequestedDebugLevel - Requested debug print level
368 * LineNumber - Caller's line number
369 * FunctionName - Caller's procedure name
370 * ModuleName - Caller's module name
371 * ComponentId - Caller's component ID
372 * Format - Printf format field
373 * ... - Optional printf arguments
374 *
375 * RETURN: None
376 *
377 * DESCRIPTION: Print message with no headers. Has same interface as
378 * DebugPrint so that the same macros can be used.
379 *
380 ******************************************************************************/
381
382 void ACPI_INTERNAL_VAR_XFACE
383 AcpiDebugPrintRaw (
384 UINT32 RequestedDebugLevel,
385 UINT32 LineNumber,
386 const char *FunctionName,
387 const char *ModuleName,
388 UINT32 ComponentId,
389 const char *Format,
390 ...)
391 {
392 va_list args;
393
394
395 /* Check if debug output enabled */
396
397 if (!ACPI_IS_DEBUG_ENABLED (RequestedDebugLevel, ComponentId))
398 {
399 return;
400 }
401
402 va_start (args, Format);
403 AcpiOsVprintf (Format, args);
404 va_end (args);
405 }
406
ACPI_EXPORT_SYMBOL(AcpiDebugPrintRaw)407 ACPI_EXPORT_SYMBOL (AcpiDebugPrintRaw)
408
409
410 /*******************************************************************************
411 *
412 * FUNCTION: AcpiUtTrace
413 *
414 * PARAMETERS: LineNumber - Caller's line number
415 * FunctionName - Caller's procedure name
416 * ModuleName - Caller's module name
417 * ComponentId - Caller's component ID
418 *
419 * RETURN: None
420 *
421 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
422 * set in DebugLevel
423 *
424 ******************************************************************************/
425
426 void
427 AcpiUtTrace (
428 UINT32 LineNumber,
429 const char *FunctionName,
430 const char *ModuleName,
431 UINT32 ComponentId)
432 {
433
434 AcpiGbl_NestingLevel++;
435 AcpiUtTrackStackPtr ();
436
437 /* Check if enabled up-front for performance */
438
439 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
440 {
441 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
442 LineNumber, FunctionName, ModuleName, ComponentId,
443 "%s\n", AcpiGbl_FunctionEntryPrefix);
444 }
445 }
446
ACPI_EXPORT_SYMBOL(AcpiUtTrace)447 ACPI_EXPORT_SYMBOL (AcpiUtTrace)
448
449
450 /*******************************************************************************
451 *
452 * FUNCTION: AcpiUtTracePtr
453 *
454 * PARAMETERS: LineNumber - Caller's line number
455 * FunctionName - Caller's procedure name
456 * ModuleName - Caller's module name
457 * ComponentId - Caller's component ID
458 * Pointer - Pointer to display
459 *
460 * RETURN: None
461 *
462 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
463 * set in DebugLevel
464 *
465 ******************************************************************************/
466
467 void
468 AcpiUtTracePtr (
469 UINT32 LineNumber,
470 const char *FunctionName,
471 const char *ModuleName,
472 UINT32 ComponentId,
473 const void *Pointer)
474 {
475
476 AcpiGbl_NestingLevel++;
477 AcpiUtTrackStackPtr ();
478
479 /* Check if enabled up-front for performance */
480
481 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
482 {
483 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
484 LineNumber, FunctionName, ModuleName, ComponentId,
485 "%s %p\n", AcpiGbl_FunctionEntryPrefix, Pointer);
486 }
487 }
488
489
490 /*******************************************************************************
491 *
492 * FUNCTION: AcpiUtTraceStr
493 *
494 * PARAMETERS: LineNumber - Caller's line number
495 * FunctionName - Caller's procedure name
496 * ModuleName - Caller's module name
497 * ComponentId - Caller's component ID
498 * String - Additional string to display
499 *
500 * RETURN: None
501 *
502 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
503 * set in DebugLevel
504 *
505 ******************************************************************************/
506
507 void
AcpiUtTraceStr(UINT32 LineNumber,const char * FunctionName,const char * ModuleName,UINT32 ComponentId,const char * String)508 AcpiUtTraceStr (
509 UINT32 LineNumber,
510 const char *FunctionName,
511 const char *ModuleName,
512 UINT32 ComponentId,
513 const char *String)
514 {
515
516 AcpiGbl_NestingLevel++;
517 AcpiUtTrackStackPtr ();
518
519 /* Check if enabled up-front for performance */
520
521 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
522 {
523 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
524 LineNumber, FunctionName, ModuleName, ComponentId,
525 "%s %s\n", AcpiGbl_FunctionEntryPrefix, String);
526 }
527 }
528
529
530 /*******************************************************************************
531 *
532 * FUNCTION: AcpiUtTraceU32
533 *
534 * PARAMETERS: LineNumber - Caller's line number
535 * FunctionName - Caller's procedure name
536 * ModuleName - Caller's module name
537 * ComponentId - Caller's component ID
538 * Integer - Integer to display
539 *
540 * RETURN: None
541 *
542 * DESCRIPTION: Function entry trace. Prints only if TRACE_FUNCTIONS bit is
543 * set in DebugLevel
544 *
545 ******************************************************************************/
546
547 void
AcpiUtTraceU32(UINT32 LineNumber,const char * FunctionName,const char * ModuleName,UINT32 ComponentId,UINT32 Integer)548 AcpiUtTraceU32 (
549 UINT32 LineNumber,
550 const char *FunctionName,
551 const char *ModuleName,
552 UINT32 ComponentId,
553 UINT32 Integer)
554 {
555
556 AcpiGbl_NestingLevel++;
557 AcpiUtTrackStackPtr ();
558
559 /* Check if enabled up-front for performance */
560
561 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
562 {
563 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
564 LineNumber, FunctionName, ModuleName, ComponentId,
565 "%s %08X\n", AcpiGbl_FunctionEntryPrefix, Integer);
566 }
567 }
568
569
570 /*******************************************************************************
571 *
572 * FUNCTION: AcpiUtExit
573 *
574 * PARAMETERS: LineNumber - Caller's line number
575 * FunctionName - Caller's procedure name
576 * ModuleName - Caller's module name
577 * ComponentId - Caller's component ID
578 *
579 * RETURN: None
580 *
581 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
582 * set in DebugLevel
583 *
584 ******************************************************************************/
585
586 void
AcpiUtExit(UINT32 LineNumber,const char * FunctionName,const char * ModuleName,UINT32 ComponentId)587 AcpiUtExit (
588 UINT32 LineNumber,
589 const char *FunctionName,
590 const char *ModuleName,
591 UINT32 ComponentId)
592 {
593
594 /* Check if enabled up-front for performance */
595
596 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
597 {
598 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
599 LineNumber, FunctionName, ModuleName, ComponentId,
600 "%s\n", AcpiGbl_FunctionExitPrefix);
601 }
602
603 if (AcpiGbl_NestingLevel)
604 {
605 AcpiGbl_NestingLevel--;
606 }
607 }
608
ACPI_EXPORT_SYMBOL(AcpiUtExit)609 ACPI_EXPORT_SYMBOL (AcpiUtExit)
610
611
612 /*******************************************************************************
613 *
614 * FUNCTION: AcpiUtStatusExit
615 *
616 * PARAMETERS: LineNumber - Caller's line number
617 * FunctionName - Caller's procedure name
618 * ModuleName - Caller's module name
619 * ComponentId - Caller's component ID
620 * Status - Exit status code
621 *
622 * RETURN: None
623 *
624 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
625 * set in DebugLevel. Prints exit status also.
626 *
627 ******************************************************************************/
628
629 void
630 AcpiUtStatusExit (
631 UINT32 LineNumber,
632 const char *FunctionName,
633 const char *ModuleName,
634 UINT32 ComponentId,
635 ACPI_STATUS Status)
636 {
637
638 /* Check if enabled up-front for performance */
639
640 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
641 {
642 if (ACPI_SUCCESS (Status))
643 {
644 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
645 LineNumber, FunctionName, ModuleName, ComponentId,
646 "%s %s\n", AcpiGbl_FunctionExitPrefix,
647 AcpiFormatException (Status));
648 }
649 else
650 {
651 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
652 LineNumber, FunctionName, ModuleName, ComponentId,
653 "%s ****Exception****: %s\n", AcpiGbl_FunctionExitPrefix,
654 AcpiFormatException (Status));
655 }
656 }
657
658 if (AcpiGbl_NestingLevel)
659 {
660 AcpiGbl_NestingLevel--;
661 }
662 }
663
ACPI_EXPORT_SYMBOL(AcpiUtStatusExit)664 ACPI_EXPORT_SYMBOL (AcpiUtStatusExit)
665
666
667 /*******************************************************************************
668 *
669 * FUNCTION: AcpiUtValueExit
670 *
671 * PARAMETERS: LineNumber - Caller's line number
672 * FunctionName - Caller's procedure name
673 * ModuleName - Caller's module name
674 * ComponentId - Caller's component ID
675 * Value - Value to be printed with exit msg
676 *
677 * RETURN: None
678 *
679 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
680 * set in DebugLevel. Prints exit value also.
681 *
682 ******************************************************************************/
683
684 void
685 AcpiUtValueExit (
686 UINT32 LineNumber,
687 const char *FunctionName,
688 const char *ModuleName,
689 UINT32 ComponentId,
690 UINT64 Value)
691 {
692
693 /* Check if enabled up-front for performance */
694
695 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
696 {
697 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
698 LineNumber, FunctionName, ModuleName, ComponentId,
699 "%s %8.8X%8.8X\n", AcpiGbl_FunctionExitPrefix,
700 ACPI_FORMAT_UINT64 (Value));
701 }
702
703 if (AcpiGbl_NestingLevel)
704 {
705 AcpiGbl_NestingLevel--;
706 }
707 }
708
ACPI_EXPORT_SYMBOL(AcpiUtValueExit)709 ACPI_EXPORT_SYMBOL (AcpiUtValueExit)
710
711
712 /*******************************************************************************
713 *
714 * FUNCTION: AcpiUtPtrExit
715 *
716 * PARAMETERS: LineNumber - Caller's line number
717 * FunctionName - Caller's procedure name
718 * ModuleName - Caller's module name
719 * ComponentId - Caller's component ID
720 * Ptr - Pointer to display
721 *
722 * RETURN: None
723 *
724 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
725 * set in DebugLevel. Prints exit value also.
726 *
727 ******************************************************************************/
728
729 void
730 AcpiUtPtrExit (
731 UINT32 LineNumber,
732 const char *FunctionName,
733 const char *ModuleName,
734 UINT32 ComponentId,
735 UINT8 *Ptr)
736 {
737
738 /* Check if enabled up-front for performance */
739
740 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
741 {
742 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
743 LineNumber, FunctionName, ModuleName, ComponentId,
744 "%s %p\n", AcpiGbl_FunctionExitPrefix, Ptr);
745 }
746
747 if (AcpiGbl_NestingLevel)
748 {
749 AcpiGbl_NestingLevel--;
750 }
751 }
752
753
754 /*******************************************************************************
755 *
756 * FUNCTION: AcpiUtStrExit
757 *
758 * PARAMETERS: LineNumber - Caller's line number
759 * FunctionName - Caller's procedure name
760 * ModuleName - Caller's module name
761 * ComponentId - Caller's component ID
762 * String - String to display
763 *
764 * RETURN: None
765 *
766 * DESCRIPTION: Function exit trace. Prints only if TRACE_FUNCTIONS bit is
767 * set in DebugLevel. Prints exit value also.
768 *
769 ******************************************************************************/
770
771 void
AcpiUtStrExit(UINT32 LineNumber,const char * FunctionName,const char * ModuleName,UINT32 ComponentId,const char * String)772 AcpiUtStrExit (
773 UINT32 LineNumber,
774 const char *FunctionName,
775 const char *ModuleName,
776 UINT32 ComponentId,
777 const char *String)
778 {
779
780 /* Check if enabled up-front for performance */
781
782 if (ACPI_IS_DEBUG_ENABLED (ACPI_LV_FUNCTIONS, ComponentId))
783 {
784 AcpiDebugPrint (ACPI_LV_FUNCTIONS,
785 LineNumber, FunctionName, ModuleName, ComponentId,
786 "%s %s\n", AcpiGbl_FunctionExitPrefix, String);
787 }
788
789 if (AcpiGbl_NestingLevel)
790 {
791 AcpiGbl_NestingLevel--;
792 }
793 }
794
795
796 /*******************************************************************************
797 *
798 * FUNCTION: AcpiTracePoint
799 *
800 * PARAMETERS: Type - Trace event type
801 * Begin - TRUE if before execution
802 * Aml - Executed AML address
803 * Pathname - Object path
804 * Pointer - Pointer to the related object
805 *
806 * RETURN: None
807 *
808 * DESCRIPTION: Interpreter execution trace.
809 *
810 ******************************************************************************/
811
812 void
AcpiTracePoint(ACPI_TRACE_EVENT_TYPE Type,BOOLEAN Begin,UINT8 * Aml,char * Pathname)813 AcpiTracePoint (
814 ACPI_TRACE_EVENT_TYPE Type,
815 BOOLEAN Begin,
816 UINT8 *Aml,
817 char *Pathname)
818 {
819
820 ACPI_FUNCTION_ENTRY ();
821
822 AcpiExTracePoint (Type, Begin, Aml, Pathname);
823
824 #ifdef ACPI_USE_SYSTEM_TRACER
825 AcpiOsTracePoint (Type, Begin, Aml, Pathname);
826 #endif
827 }
828
829 ACPI_EXPORT_SYMBOL (AcpiTracePoint)
830
831
832 #endif
833