xref: /titanic_44/usr/src/uts/intel/io/acpica/utilities/utdebug.c (revision 159d09a20817016f09b3ea28d1bdada4a336bb91)
1 /******************************************************************************
2  *
3  * Module Name: utdebug - Debug print routines
4  *              $Revision: 1.137 $
5  *
6  *****************************************************************************/
7 
8 /******************************************************************************
9  *
10  * 1. Copyright Notice
11  *
12  * Some or all of this work - Copyright (c) 1999 - 2008, Intel Corp.
13  * All rights reserved.
14  *
15  * 2. License
16  *
17  * 2.1. This is your license from Intel Corp. under its intellectual property
18  * rights.  You may have additional license terms from the party that provided
19  * you this software, covering your right to use that party's intellectual
20  * property rights.
21  *
22  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23  * copy of the source code appearing in this file ("Covered Code") an
24  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25  * base code distributed originally by Intel ("Original Intel Code") to copy,
26  * make derivatives, distribute, use and display any portion of the Covered
27  * Code in any form, with the right to sublicense such rights; and
28  *
29  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30  * license (with the right to sublicense), under only those claims of Intel
31  * patents that are infringed by the Original Intel Code, to make, use, sell,
32  * offer to sell, and import the Covered Code and derivative works thereof
33  * solely to the minimum extent necessary to exercise the above copyright
34  * license, and in no event shall the patent license extend to any additions
35  * to or modifications of the Original Intel Code.  No other license or right
36  * is granted directly or by implication, estoppel or otherwise;
37  *
38  * The above copyright and patent license is granted only if the following
39  * conditions are met:
40  *
41  * 3. Conditions
42  *
43  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44  * Redistribution of source code of any substantial portion of the Covered
45  * Code or modification with rights to further distribute source must include
46  * the above Copyright Notice, the above License, this list of Conditions,
47  * and the following Disclaimer and Export Compliance provision.  In addition,
48  * Licensee must cause all Covered Code to which Licensee contributes to
49  * contain a file documenting the changes Licensee made to create that Covered
50  * Code and the date of any change.  Licensee must include in that file the
51  * documentation of any changes made by any predecessor Licensee.  Licensee
52  * must include a prominent statement that the modification is derived,
53  * directly or indirectly, from Original Intel Code.
54  *
55  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56  * Redistribution of source code of any substantial portion of the Covered
57  * Code or modification without rights to further distribute source must
58  * include the following Disclaimer and Export Compliance provision in the
59  * documentation and/or other materials provided with distribution.  In
60  * addition, Licensee may not authorize further sublicense of source of any
61  * portion of the Covered Code, and must include terms to the effect that the
62  * license from Licensee to its licensee is limited to the intellectual
63  * property embodied in the software Licensee provides to its licensee, and
64  * not to intellectual property embodied in modifications its licensee may
65  * make.
66  *
67  * 3.3. Redistribution of Executable. Redistribution in executable form of any
68  * substantial portion of the Covered Code or modification must reproduce the
69  * above Copyright Notice, and the following Disclaimer and Export Compliance
70  * provision in the documentation and/or other materials provided with the
71  * distribution.
72  *
73  * 3.4. Intel retains all right, title, and interest in and to the Original
74  * Intel Code.
75  *
76  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77  * Intel shall be used in advertising or otherwise to promote the sale, use or
78  * other dealings in products derived from or relating to the Covered Code
79  * without prior written authorization from Intel.
80  *
81  * 4. Disclaimer and Export Compliance
82  *
83  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
86  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
87  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
88  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
89  * PARTICULAR PURPOSE.
90  *
91  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
97  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
98  * LIMITED REMEDY.
99  *
100  * 4.3. Licensee shall not export, either directly or indirectly, any of this
101  * software or system incorporating such software without first obtaining any
102  * required license or other approval from the U. S. Department of Commerce or
103  * any other agency or department of the United States Government.  In the
104  * event Licensee exports any such software from the United States or
105  * re-exports any such software from a foreign destination, Licensee shall
106  * ensure that the distribution and export/re-export of the software is in
107  * compliance with all laws, regulations, orders, or other restrictions of the
108  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109  * any of its subsidiaries will export/re-export any technical data, process,
110  * software, or service, directly or indirectly, to any country for which the
111  * United States government or any agency thereof requires an export license,
112  * other governmental approval, or letter of assurance, without first obtaining
113  * such license, approval or letter.
114  *
115  *****************************************************************************/
116 
117 #define __UTDEBUG_C__
118 
119 #include "acpi.h"
120 
121 #define _COMPONENT          ACPI_UTILITIES
122         ACPI_MODULE_NAME    ("utdebug")
123 
124 
125 #ifdef ACPI_DEBUG_OUTPUT
126 
127 static ACPI_THREAD_ID       AcpiGbl_PrevThreadId = 0xFFFFFFFF;
128 static char                 *AcpiGbl_FnEntryStr = "----Entry";
129 static char                 *AcpiGbl_FnExitStr  = "----Exit-";
130 
131 /* Local prototypes */
132 
133 static const char *
134 AcpiUtTrimFunctionName (
135     const char              *FunctionName);
136 
137 
138 /*******************************************************************************
139  *
140  * FUNCTION:    AcpiUtInitStackPtrTrace
141  *
142  * PARAMETERS:  None
143  *
144  * RETURN:      None
145  *
146  * DESCRIPTION: Save the current CPU stack pointer at subsystem startup
147  *
148  ******************************************************************************/
149 
150 void
151 AcpiUtInitStackPtrTrace (
152     void)
153 {
154     ACPI_SIZE               CurrentSp;
155 
156 
157     AcpiGbl_EntryStackPointer = &CurrentSp;
158 }
159 
160 
161 /*******************************************************************************
162  *
163  * FUNCTION:    AcpiUtTrackStackPtr
164  *
165  * PARAMETERS:  None
166  *
167  * RETURN:      None
168  *
169  * DESCRIPTION: Save the current CPU stack pointer
170  *
171  ******************************************************************************/
172 
173 void
174 AcpiUtTrackStackPtr (
175     void)
176 {
177     ACPI_SIZE               CurrentSp;
178 
179 
180     if (&CurrentSp < AcpiGbl_LowestStackPointer)
181     {
182         AcpiGbl_LowestStackPointer = &CurrentSp;
183     }
184 
185     if (AcpiGbl_NestingLevel > AcpiGbl_DeepestNesting)
186     {
187         AcpiGbl_DeepestNesting = AcpiGbl_NestingLevel;
188     }
189 }
190 
191 
192 /*******************************************************************************
193  *
194  * FUNCTION:    AcpiUtTrimFunctionName
195  *
196  * PARAMETERS:  FunctionName        - Ascii string containing a procedure name
197  *
198  * RETURN:      Updated pointer to the function name
199  *
200  * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present.
201  *              This allows compiler macros such as __FUNCTION__ to be used
202  *              with no change to the debug output.
203  *
204  ******************************************************************************/
205 
206 static const char *
207 AcpiUtTrimFunctionName (
208     const char              *FunctionName)
209 {
210 
211     /* All Function names are longer than 4 chars, check is safe */
212 
213     if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_MIXED)
214     {
215         /* This is the case where the original source has not been modified */
216 
217         return (FunctionName + 4);
218     }
219 
220     if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_LOWER)
221     {
222         /* This is the case where the source has been 'linuxized' */
223 
224         return (FunctionName + 5);
225     }
226 
227     return (FunctionName);
228 }
229 
230 
231 /*******************************************************************************
232  *
233  * FUNCTION:    AcpiUtDebugPrint
234  *
235  * PARAMETERS:  RequestedDebugLevel - Requested debug print level
236  *              LineNumber          - Caller's line number (for error output)
237  *              FunctionName        - Caller's procedure name
238  *              ModuleName          - Caller's module name
239  *              ComponentId         - Caller's component ID
240  *              Format              - Printf format field
241  *              ...                 - Optional printf arguments
242  *
243  * RETURN:      None
244  *
245  * DESCRIPTION: Print error message with prefix consisting of the module name,
246  *              line number, and component ID.
247  *
248  ******************************************************************************/
249 
250 void  ACPI_INTERNAL_VAR_XFACE
251 AcpiUtDebugPrint (
252     UINT32                  RequestedDebugLevel,
253     UINT32                  LineNumber,
254     const char              *FunctionName,
255     const char              *ModuleName,
256     UINT32                  ComponentId,
257     const char              *Format,
258     ...)
259 {
260     ACPI_THREAD_ID          ThreadId;
261     va_list                 args;
262 
263 
264     /*
265      * Stay silent if the debug level or component ID is disabled
266      */
267     if (!(RequestedDebugLevel & AcpiDbgLevel) ||
268         !(ComponentId & AcpiDbgLayer))
269     {
270         return;
271     }
272 
273     /*
274      * Thread tracking and context switch notification
275      */
276     ThreadId = AcpiOsGetThreadId ();
277     if (ThreadId != AcpiGbl_PrevThreadId)
278     {
279         if (ACPI_LV_THREADS & AcpiDbgLevel)
280         {
281             AcpiOsPrintf (
282                 "\n**** Context Switch from TID %X to TID %X ****\n\n",
283                 AcpiGbl_PrevThreadId, ThreadId);
284         }
285 
286         AcpiGbl_PrevThreadId = ThreadId;
287     }
288 
289     /*
290      * Display the module name, current line number, thread ID (if requested),
291      * current procedure nesting level, and the current procedure name
292      */
293     AcpiOsPrintf ("%8s-%04ld ", ModuleName, LineNumber);
294 
295     if (ACPI_LV_THREADS & AcpiDbgLevel)
296     {
297         AcpiOsPrintf ("[%04lX] ", ThreadId);
298     }
299 
300     AcpiOsPrintf ("[%02ld] %-22.22s: ",
301         AcpiGbl_NestingLevel, AcpiUtTrimFunctionName (FunctionName));
302 
303     va_start (args, Format);
304     AcpiOsVprintf (Format, args);
305     va_end (args);
306 }
307 
308 ACPI_EXPORT_SYMBOL (AcpiUtDebugPrint)
309 
310 
311 /*******************************************************************************
312  *
313  * FUNCTION:    AcpiUtDebugPrintRaw
314  *
315  * PARAMETERS:  RequestedDebugLevel - Requested debug print level
316  *              LineNumber          - Caller's line number
317  *              FunctionName        - Caller's procedure name
318  *              ModuleName          - Caller's module name
319  *              ComponentId         - Caller's component ID
320  *              Format              - Printf format field
321  *              ...                 - Optional printf arguments
322  *
323  * RETURN:      None
324  *
325  * DESCRIPTION: Print message with no headers.  Has same interface as
326  *              DebugPrint so that the same macros can be used.
327  *
328  ******************************************************************************/
329 
330 void  ACPI_INTERNAL_VAR_XFACE
331 AcpiUtDebugPrintRaw (
332     UINT32                  RequestedDebugLevel,
333     UINT32                  LineNumber,
334     const char              *FunctionName,
335     const char              *ModuleName,
336     UINT32                  ComponentId,
337     const char              *Format,
338     ...)
339 {
340     va_list                 args;
341 
342 
343     if (!(RequestedDebugLevel & AcpiDbgLevel) ||
344         !(ComponentId & AcpiDbgLayer))
345     {
346         return;
347     }
348 
349     va_start (args, Format);
350     AcpiOsVprintf (Format, args);
351     va_end (args);
352 }
353 
354 ACPI_EXPORT_SYMBOL (AcpiUtDebugPrintRaw)
355 
356 
357 /*******************************************************************************
358  *
359  * FUNCTION:    AcpiUtTrace
360  *
361  * PARAMETERS:  LineNumber          - Caller's line number
362  *              FunctionName        - Caller's procedure name
363  *              ModuleName          - Caller's module name
364  *              ComponentId         - Caller's component ID
365  *
366  * RETURN:      None
367  *
368  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
369  *              set in DebugLevel
370  *
371  ******************************************************************************/
372 
373 void
374 AcpiUtTrace (
375     UINT32                  LineNumber,
376     const char              *FunctionName,
377     const char              *ModuleName,
378     UINT32                  ComponentId)
379 {
380 
381     AcpiGbl_NestingLevel++;
382     AcpiUtTrackStackPtr ();
383 
384     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
385         LineNumber, FunctionName, ModuleName, ComponentId,
386         "%s\n", AcpiGbl_FnEntryStr);
387 }
388 
389 ACPI_EXPORT_SYMBOL (AcpiUtTrace)
390 
391 
392 /*******************************************************************************
393  *
394  * FUNCTION:    AcpiUtTracePtr
395  *
396  * PARAMETERS:  LineNumber          - Caller's line number
397  *              FunctionName        - Caller's procedure name
398  *              ModuleName          - Caller's module name
399  *              ComponentId         - Caller's component ID
400  *              Pointer             - Pointer to display
401  *
402  * RETURN:      None
403  *
404  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
405  *              set in DebugLevel
406  *
407  ******************************************************************************/
408 
409 void
410 AcpiUtTracePtr (
411     UINT32                  LineNumber,
412     const char              *FunctionName,
413     const char              *ModuleName,
414     UINT32                  ComponentId,
415     void                    *Pointer)
416 {
417     AcpiGbl_NestingLevel++;
418     AcpiUtTrackStackPtr ();
419 
420     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
421         LineNumber, FunctionName, ModuleName, ComponentId,
422         "%s %p\n", AcpiGbl_FnEntryStr, Pointer);
423 }
424 
425 
426 /*******************************************************************************
427  *
428  * FUNCTION:    AcpiUtTraceStr
429  *
430  * PARAMETERS:  LineNumber          - Caller's line number
431  *              FunctionName        - Caller's procedure name
432  *              ModuleName          - Caller's module name
433  *              ComponentId         - Caller's component ID
434  *              String              - Additional string to display
435  *
436  * RETURN:      None
437  *
438  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
439  *              set in DebugLevel
440  *
441  ******************************************************************************/
442 
443 void
444 AcpiUtTraceStr (
445     UINT32                  LineNumber,
446     const char              *FunctionName,
447     const char              *ModuleName,
448     UINT32                  ComponentId,
449     char                    *String)
450 {
451 
452     AcpiGbl_NestingLevel++;
453     AcpiUtTrackStackPtr ();
454 
455     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
456         LineNumber, FunctionName, ModuleName, ComponentId,
457         "%s %s\n", AcpiGbl_FnEntryStr, String);
458 }
459 
460 
461 /*******************************************************************************
462  *
463  * FUNCTION:    AcpiUtTraceU32
464  *
465  * PARAMETERS:  LineNumber          - Caller's line number
466  *              FunctionName        - Caller's procedure name
467  *              ModuleName          - Caller's module name
468  *              ComponentId         - Caller's component ID
469  *              Integer             - Integer to display
470  *
471  * RETURN:      None
472  *
473  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
474  *              set in DebugLevel
475  *
476  ******************************************************************************/
477 
478 void
479 AcpiUtTraceU32 (
480     UINT32                  LineNumber,
481     const char              *FunctionName,
482     const char              *ModuleName,
483     UINT32                  ComponentId,
484     UINT32                  Integer)
485 {
486 
487     AcpiGbl_NestingLevel++;
488     AcpiUtTrackStackPtr ();
489 
490     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
491         LineNumber, FunctionName, ModuleName, ComponentId,
492         "%s %08X\n", AcpiGbl_FnEntryStr, Integer);
493 }
494 
495 
496 /*******************************************************************************
497  *
498  * FUNCTION:    AcpiUtExit
499  *
500  * PARAMETERS:  LineNumber          - Caller's line number
501  *              FunctionName        - Caller's procedure name
502  *              ModuleName          - Caller's module name
503  *              ComponentId         - Caller's component ID
504  *
505  * RETURN:      None
506  *
507  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
508  *              set in DebugLevel
509  *
510  ******************************************************************************/
511 
512 void
513 AcpiUtExit (
514     UINT32                  LineNumber,
515     const char              *FunctionName,
516     const char              *ModuleName,
517     UINT32                  ComponentId)
518 {
519 
520     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
521         LineNumber, FunctionName, ModuleName, ComponentId,
522         "%s\n", AcpiGbl_FnExitStr);
523 
524     AcpiGbl_NestingLevel--;
525 }
526 
527 ACPI_EXPORT_SYMBOL (AcpiUtExit)
528 
529 
530 /*******************************************************************************
531  *
532  * FUNCTION:    AcpiUtStatusExit
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  *              Status              - Exit status code
539  *
540  * RETURN:      None
541  *
542  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
543  *              set in DebugLevel.  Prints exit status also.
544  *
545  ******************************************************************************/
546 
547 void
548 AcpiUtStatusExit (
549     UINT32                  LineNumber,
550     const char              *FunctionName,
551     const char              *ModuleName,
552     UINT32                  ComponentId,
553     ACPI_STATUS             Status)
554 {
555 
556     if (ACPI_SUCCESS (Status))
557     {
558         AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
559             LineNumber, FunctionName, ModuleName, ComponentId,
560             "%s %s\n", AcpiGbl_FnExitStr,
561             AcpiFormatException (Status));
562     }
563     else
564     {
565         AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
566             LineNumber, FunctionName, ModuleName, ComponentId,
567             "%s ****Exception****: %s\n", AcpiGbl_FnExitStr,
568             AcpiFormatException (Status));
569     }
570 
571     AcpiGbl_NestingLevel--;
572 }
573 
574 ACPI_EXPORT_SYMBOL (AcpiUtStatusExit)
575 
576 
577 /*******************************************************************************
578  *
579  * FUNCTION:    AcpiUtValueExit
580  *
581  * PARAMETERS:  LineNumber          - Caller's line number
582  *              FunctionName        - Caller's procedure name
583  *              ModuleName          - Caller's module name
584  *              ComponentId         - Caller's component ID
585  *              Value               - Value to be printed with exit msg
586  *
587  * RETURN:      None
588  *
589  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
590  *              set in DebugLevel.  Prints exit value also.
591  *
592  ******************************************************************************/
593 
594 void
595 AcpiUtValueExit (
596     UINT32                  LineNumber,
597     const char              *FunctionName,
598     const char              *ModuleName,
599     UINT32                  ComponentId,
600     ACPI_INTEGER            Value)
601 {
602 
603     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
604         LineNumber, FunctionName, ModuleName, ComponentId,
605         "%s %8.8X%8.8X\n", AcpiGbl_FnExitStr,
606         ACPI_FORMAT_UINT64 (Value));
607 
608     AcpiGbl_NestingLevel--;
609 }
610 
611 ACPI_EXPORT_SYMBOL (AcpiUtValueExit)
612 
613 
614 /*******************************************************************************
615  *
616  * FUNCTION:    AcpiUtPtrExit
617  *
618  * PARAMETERS:  LineNumber          - Caller's line number
619  *              FunctionName        - Caller's procedure name
620  *              ModuleName          - Caller's module name
621  *              ComponentId         - Caller's component ID
622  *              Ptr                 - Pointer to display
623  *
624  * RETURN:      None
625  *
626  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
627  *              set in DebugLevel.  Prints exit value also.
628  *
629  ******************************************************************************/
630 
631 void
632 AcpiUtPtrExit (
633     UINT32                  LineNumber,
634     const char              *FunctionName,
635     const char              *ModuleName,
636     UINT32                  ComponentId,
637     UINT8                   *Ptr)
638 {
639 
640     AcpiUtDebugPrint (ACPI_LV_FUNCTIONS,
641         LineNumber, FunctionName, ModuleName, ComponentId,
642         "%s %p\n", AcpiGbl_FnExitStr, Ptr);
643 
644     AcpiGbl_NestingLevel--;
645 }
646 
647 #endif
648 
649 
650 /*******************************************************************************
651  *
652  * FUNCTION:    AcpiUtDumpBuffer
653  *
654  * PARAMETERS:  Buffer              - Buffer to dump
655  *              Count               - Amount to dump, in bytes
656  *              Display             - BYTE, WORD, DWORD, or QWORD display
657  *              ComponentID         - Caller's component ID
658  *
659  * RETURN:      None
660  *
661  * DESCRIPTION: Generic dump buffer in both hex and ascii.
662  *
663  ******************************************************************************/
664 
665 void
666 AcpiUtDumpBuffer2 (
667     UINT8                   *Buffer,
668     UINT32                  Count,
669     UINT32                  Display)
670 {
671     UINT32                  i = 0;
672     UINT32                  j;
673     UINT32                  Temp32;
674     UINT8                   BufChar;
675 
676 
677     if (!Buffer)
678     {
679         AcpiOsPrintf ("Null Buffer Pointer in DumpBuffer!\n");
680         return;
681     }
682 
683     if ((Count < 4) || (Count & 0x01))
684     {
685         Display = DB_BYTE_DISPLAY;
686     }
687 
688     /* Nasty little dump buffer routine! */
689 
690     while (i < Count)
691     {
692         /* Print current offset */
693 
694         AcpiOsPrintf ("%6.4X: ", i);
695 
696         /* Print 16 hex chars */
697 
698         for (j = 0; j < 16;)
699         {
700             if (i + j >= Count)
701             {
702                 /* Dump fill spaces */
703 
704                 AcpiOsPrintf ("%*s", ((Display * 2) + 1), " ");
705                 j += Display;
706                 continue;
707             }
708 
709             switch (Display)
710             {
711             case DB_BYTE_DISPLAY:
712             default:    /* Default is BYTE display */
713 
714                 AcpiOsPrintf ("%02X ", Buffer[(ACPI_SIZE) i + j]);
715                 break;
716 
717 
718             case DB_WORD_DISPLAY:
719 
720                 ACPI_MOVE_16_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
721                 AcpiOsPrintf ("%04X ", Temp32);
722                 break;
723 
724 
725             case DB_DWORD_DISPLAY:
726 
727                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
728                 AcpiOsPrintf ("%08X ", Temp32);
729                 break;
730 
731 
732             case DB_QWORD_DISPLAY:
733 
734                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
735                 AcpiOsPrintf ("%08X", Temp32);
736 
737                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j + 4]);
738                 AcpiOsPrintf ("%08X ", Temp32);
739                 break;
740             }
741 
742             j += Display;
743         }
744 
745         /*
746          * Print the ASCII equivalent characters but watch out for the bad
747          * unprintable ones (printable chars are 0x20 through 0x7E)
748          */
749         AcpiOsPrintf (" ");
750         for (j = 0; j < 16; j++)
751         {
752             if (i + j >= Count)
753             {
754                 AcpiOsPrintf ("\n");
755                 return;
756             }
757 
758             BufChar = Buffer[(ACPI_SIZE) i + j];
759             if (ACPI_IS_PRINT (BufChar))
760             {
761                 AcpiOsPrintf ("%c", BufChar);
762             }
763             else
764             {
765                 AcpiOsPrintf (".");
766             }
767         }
768 
769         /* Done with that line. */
770 
771         AcpiOsPrintf ("\n");
772         i += 16;
773     }
774 
775     return;
776 }
777 
778 
779 /*******************************************************************************
780  *
781  * FUNCTION:    AcpiUtDumpBuffer
782  *
783  * PARAMETERS:  Buffer              - Buffer to dump
784  *              Count               - Amount to dump, in bytes
785  *              Display             - BYTE, WORD, DWORD, or QWORD display
786  *              ComponentID         - Caller's component ID
787  *
788  * RETURN:      None
789  *
790  * DESCRIPTION: Generic dump buffer in both hex and ascii.
791  *
792  ******************************************************************************/
793 
794 void
795 AcpiUtDumpBuffer (
796     UINT8                   *Buffer,
797     UINT32                  Count,
798     UINT32                  Display,
799     UINT32                  ComponentId)
800 {
801 
802     /* Only dump the buffer if tracing is enabled */
803 
804     if (!((ACPI_LV_TABLES & AcpiDbgLevel) &&
805         (ComponentId & AcpiDbgLayer)))
806     {
807         return;
808     }
809 
810     AcpiUtDumpBuffer2 (Buffer, Count, Display);
811 }
812 
813 
814