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Warning, cross-references for /kernel/drivers/acpica/utdebug.c need to be fixed. 

0001 /******************************************************************************
0002  *
0003  * Module Name: utdebug - Debug print routines
0004  *
0005  *****************************************************************************/
0006 
0007 /******************************************************************************
0008  *
0009  * 1. Copyright Notice
0010  *
0011  * Some or all of this work - Copyright (c) 1999 - 2009, Intel Corp.
0012  * All rights reserved.
0013  *
0014  * 2. License
0015  *
0016  * 2.1. This is your license from Intel Corp. under its intellectual property
0017  * rights.  You may have additional license terms from the party that provided
0018  * you this software, covering your right to use that party's intellectual
0019  * property rights.
0020  *
0021  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
0022  * copy of the source code appearing in this file ("Covered Code") an
0023  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
0024  * base code distributed originally by Intel ("Original Intel Code") to copy,
0025  * make derivatives, distribute, use and display any portion of the Covered
0026  * Code in any form, with the right to sublicense such rights; and
0027  *
0028  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
0029  * license (with the right to sublicense), under only those claims of Intel
0030  * patents that are infringed by the Original Intel Code, to make, use, sell,
0031  * offer to sell, and import the Covered Code and derivative works thereof
0032  * solely to the minimum extent necessary to exercise the above copyright
0033  * license, and in no event shall the patent license extend to any additions
0034  * to or modifications of the Original Intel Code.  No other license or right
0035  * is granted directly or by implication, estoppel or otherwise;
0036  *
0037  * The above copyright and patent license is granted only if the following
0038  * conditions are met:
0039  *
0040  * 3. Conditions
0041  *
0042  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
0043  * Redistribution of source code of any substantial portion of the Covered
0044  * Code or modification with rights to further distribute source must include
0045  * the above Copyright Notice, the above License, this list of Conditions,
0046  * and the following Disclaimer and Export Compliance provision.  In addition,
0047  * Licensee must cause all Covered Code to which Licensee contributes to
0048  * contain a file documenting the changes Licensee made to create that Covered
0049  * Code and the date of any change.  Licensee must include in that file the
0050  * documentation of any changes made by any predecessor Licensee.  Licensee
0051  * must include a prominent statement that the modification is derived,
0052  * directly or indirectly, from Original Intel Code.
0053  *
0054  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
0055  * Redistribution of source code of any substantial portion of the Covered
0056  * Code or modification without rights to further distribute source must
0057  * include the following Disclaimer and Export Compliance provision in the
0058  * documentation and/or other materials provided with distribution.  In
0059  * addition, Licensee may not authorize further sublicense of source of any
0060  * portion of the Covered Code, and must include terms to the effect that the
0061  * license from Licensee to its licensee is limited to the intellectual
0062  * property embodied in the software Licensee provides to its licensee, and
0063  * not to intellectual property embodied in modifications its licensee may
0064  * make.
0065  *
0066  * 3.3. Redistribution of Executable. Redistribution in executable form of any
0067  * substantial portion of the Covered Code or modification must reproduce the
0068  * above Copyright Notice, and the following Disclaimer and Export Compliance
0069  * provision in the documentation and/or other materials provided with the
0070  * distribution.
0071  *
0072  * 3.4. Intel retains all right, title, and interest in and to the Original
0073  * Intel Code.
0074  *
0075  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
0076  * Intel shall be used in advertising or otherwise to promote the sale, use or
0077  * other dealings in products derived from or relating to the Covered Code
0078  * without prior written authorization from Intel.
0079  *
0080  * 4. Disclaimer and Export Compliance
0081  *
0082  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
0083  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
0084  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
0085  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
0086  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
0087  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
0088  * PARTICULAR PURPOSE.
0089  *
0090  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
0091  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
0092  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
0093  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
0094  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
0095  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
0096  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
0097  * LIMITED REMEDY.
0098  *
0099  * 4.3. Licensee shall not export, either directly or indirectly, any of this
0100  * software or system incorporating such software without first obtaining any
0101  * required license or other approval from the U. S. Department of Commerce or
0102  * any other agency or department of the United States Government.  In the
0103  * event Licensee exports any such software from the United States or
0104  * re-exports any such software from a foreign destination, Licensee shall
0105  * ensure that the distribution and export/re-export of the software is in
0106  * compliance with all laws, regulations, orders, or other restrictions of the
0107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
0108  * any of its subsidiaries will export/re-export any technical data, process,
0109  * software, or service, directly or indirectly, to any country for which the
0110  * United States government or any agency thereof requires an export license,
0111  * other governmental approval, or letter of assurance, without first obtaining
0112  * such license, approval or letter.
0113  *
0114  *****************************************************************************/
0115 
0116 #define __UTDEBUG_C__
0117 
0118 #include "acpi.h"
0119 #include "accommon.h"
0120 
0121 #define _COMPONENT          ACPI_UTILITIES
0122         ACPI_MODULE_NAME    ("utdebug")
0123 
0124 
0125 #ifdef ACPI_DEBUG_OUTPUT
0126 
0127 static ACPI_THREAD_ID       AcpiGbl_PrevThreadId = (ACPI_THREAD_ID) 0xFFFFFFFF;
0128 static char                 *AcpiGbl_FnEntryStr = "----Entry";
0129 static char                 *AcpiGbl_FnExitStr  = "----Exit-";
0130 
0131 /* Local prototypes */
0132 
0133 static const char *
0134 AcpiUtTrimFunctionName (
0135     const char              *FunctionName);
0136 
0137 
0138 /*******************************************************************************
0139  *
0140  * FUNCTION:    AcpiUtInitStackPtrTrace
0141  *
0142  * PARAMETERS:  None
0143  *
0144  * RETURN:      None
0145  *
0146  * DESCRIPTION: Save the current CPU stack pointer at subsystem startup
0147  *
0148  ******************************************************************************/
0149 
0150 void
0151 AcpiUtInitStackPtrTrace (
0152     void)
0153 {
0154     ACPI_SIZE               CurrentSp;
0155 
0156 
0157     AcpiGbl_EntryStackPointer = &CurrentSp;
0158 }
0159 
0160 
0161 /*******************************************************************************
0162  *
0163  * FUNCTION:    AcpiUtTrackStackPtr
0164  *
0165  * PARAMETERS:  None
0166  *
0167  * RETURN:      None
0168  *
0169  * DESCRIPTION: Save the current CPU stack pointer
0170  *
0171  ******************************************************************************/
0172 
0173 void
0174 AcpiUtTrackStackPtr (
0175     void)
0176 {
0177     ACPI_SIZE               CurrentSp;
0178 
0179 
0180     if (&CurrentSp < AcpiGbl_LowestStackPointer)
0181     {
0182         AcpiGbl_LowestStackPointer = &CurrentSp;
0183     }
0184 
0185     if (AcpiGbl_NestingLevel > AcpiGbl_DeepestNesting)
0186     {
0187         AcpiGbl_DeepestNesting = AcpiGbl_NestingLevel;
0188     }
0189 }
0190 
0191 
0192 /*******************************************************************************
0193  *
0194  * FUNCTION:    AcpiUtTrimFunctionName
0195  *
0196  * PARAMETERS:  FunctionName        - Ascii string containing a procedure name
0197  *
0198  * RETURN:      Updated pointer to the function name
0199  *
0200  * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present.
0201  *              This allows compiler macros such as __FUNCTION__ to be used
0202  *              with no change to the debug output.
0203  *
0204  ******************************************************************************/
0205 
0206 static const char *
0207 AcpiUtTrimFunctionName (
0208     const char              *FunctionName)
0209 {
0210 
0211     /* All Function names are longer than 4 chars, check is safe */
0212 
0213     if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_MIXED)
0214     {
0215         /* This is the case where the original source has not been modified */
0216 
0217         return (FunctionName + 4);
0218     }
0219 
0220     if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_LOWER)
0221     {
0222         /* This is the case where the source has been 'linuxized' */
0223 
0224         return (FunctionName + 5);
0225     }
0226 
0227     return (FunctionName);
0228 }
0229 
0230 
0231 /*******************************************************************************
0232  *
0233  * FUNCTION:    AcpiDebugPrint
0234  *
0235  * PARAMETERS:  RequestedDebugLevel - Requested debug print level
0236  *              LineNumber          - Caller's line number (for error output)
0237  *              FunctionName        - Caller's procedure name
0238  *              ModuleName          - Caller's module name
0239  *              ComponentId         - Caller's component ID
0240  *              Format              - Printf format field
0241  *              ...                 - Optional printf arguments
0242  *
0243  * RETURN:      None
0244  *
0245  * DESCRIPTION: Print error message with prefix consisting of the module name,
0246  *              line number, and component ID.
0247  *
0248  ******************************************************************************/
0249 
0250 void  ACPI_INTERNAL_VAR_XFACE
0251 AcpiDebugPrint (
0252     UINT32                  RequestedDebugLevel,
0253     UINT32                  LineNumber,
0254     const char              *FunctionName,
0255     const char              *ModuleName,
0256     UINT32                  ComponentId,
0257     const char              *Format,
0258     ...)
0259 {
0260     ACPI_THREAD_ID          ThreadId;
0261     va_list                 args;
0262 
0263 
0264     /*
0265      * Stay silent if the debug level or component ID is disabled
0266      */
0267     if (!(RequestedDebugLevel & AcpiDbgLevel) ||
0268         !(ComponentId & AcpiDbgLayer))
0269     {
0270         return;
0271     }
0272 
0273     /*
0274      * Thread tracking and context switch notification
0275      */
0276     ThreadId = AcpiOsGetThreadId ();
0277     if (ThreadId != AcpiGbl_PrevThreadId)
0278     {
0279         if (ACPI_LV_THREADS & AcpiDbgLevel)
0280         {
0281             AcpiOsPrintf (
0282                 "\n**** Context Switch from TID %p to TID %p ****\n\n",
0283                 ACPI_CAST_PTR (void, AcpiGbl_PrevThreadId),
0284                 ACPI_CAST_PTR (void, ThreadId));
0285         }
0286 
0287         AcpiGbl_PrevThreadId = ThreadId;
0288     }
0289 
0290     /*
0291      * Display the module name, current line number, thread ID (if requested),
0292      * current procedure nesting level, and the current procedure name
0293      */
0294     AcpiOsPrintf ("%8s-%04ld ", ModuleName, LineNumber);
0295 
0296     if (ACPI_LV_THREADS & AcpiDbgLevel)
0297     {
0298         AcpiOsPrintf ("[%p] ", ACPI_CAST_PTR (void, ThreadId));
0299     }
0300 
0301     AcpiOsPrintf ("[%02ld] %-22.22s: ",
0302         AcpiGbl_NestingLevel, AcpiUtTrimFunctionName (FunctionName));
0303 
0304     va_start (args, Format);
0305     AcpiOsVprintf (Format, args);
0306     va_end (args);
0307 }
0308 
0309 ACPI_EXPORT_SYMBOL (AcpiDebugPrint)
0310 
0311 
0312 /*******************************************************************************
0313  *
0314  * FUNCTION:    AcpiDebugPrintRaw
0315  *
0316  * PARAMETERS:  RequestedDebugLevel - Requested debug print level
0317  *              LineNumber          - Caller's line number
0318  *              FunctionName        - Caller's procedure name
0319  *              ModuleName          - Caller's module name
0320  *              ComponentId         - Caller's component ID
0321  *              Format              - Printf format field
0322  *              ...                 - Optional printf arguments
0323  *
0324  * RETURN:      None
0325  *
0326  * DESCRIPTION: Print message with no headers.  Has same interface as
0327  *              DebugPrint so that the same macros can be used.
0328  *
0329  ******************************************************************************/
0330 
0331 void  ACPI_INTERNAL_VAR_XFACE
0332 AcpiDebugPrintRaw (
0333     UINT32                  RequestedDebugLevel,
0334     UINT32                  LineNumber,
0335     const char              *FunctionName,
0336     const char              *ModuleName,
0337     UINT32                  ComponentId,
0338     const char              *Format,
0339     ...)
0340 {
0341     va_list                 args;
0342 
0343 
0344     if (!(RequestedDebugLevel & AcpiDbgLevel) ||
0345         !(ComponentId & AcpiDbgLayer))
0346     {
0347         return;
0348     }
0349 
0350     va_start (args, Format);
0351     AcpiOsVprintf (Format, args);
0352     va_end (args);
0353 }
0354 
0355 ACPI_EXPORT_SYMBOL (AcpiDebugPrintRaw)
0356 
0357 
0358 /*******************************************************************************
0359  *
0360  * FUNCTION:    AcpiUtTrace
0361  *
0362  * PARAMETERS:  LineNumber          - Caller's line number
0363  *              FunctionName        - Caller's procedure name
0364  *              ModuleName          - Caller's module name
0365  *              ComponentId         - Caller's component ID
0366  *
0367  * RETURN:      None
0368  *
0369  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
0370  *              set in DebugLevel
0371  *
0372  ******************************************************************************/
0373 
0374 void
0375 AcpiUtTrace (
0376     UINT32                  LineNumber,
0377     const char              *FunctionName,
0378     const char              *ModuleName,
0379     UINT32                  ComponentId)
0380 {
0381 
0382     AcpiGbl_NestingLevel++;
0383     AcpiUtTrackStackPtr ();
0384 
0385     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0386         LineNumber, FunctionName, ModuleName, ComponentId,
0387         "%s\n", AcpiGbl_FnEntryStr);
0388 }
0389 
0390 ACPI_EXPORT_SYMBOL (AcpiUtTrace)
0391 
0392 
0393 /*******************************************************************************
0394  *
0395  * FUNCTION:    AcpiUtTracePtr
0396  *
0397  * PARAMETERS:  LineNumber          - Caller's line number
0398  *              FunctionName        - Caller's procedure name
0399  *              ModuleName          - Caller's module name
0400  *              ComponentId         - Caller's component ID
0401  *              Pointer             - Pointer to display
0402  *
0403  * RETURN:      None
0404  *
0405  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
0406  *              set in DebugLevel
0407  *
0408  ******************************************************************************/
0409 
0410 void
0411 AcpiUtTracePtr (
0412     UINT32                  LineNumber,
0413     const char              *FunctionName,
0414     const char              *ModuleName,
0415     UINT32                  ComponentId,
0416     void                    *Pointer)
0417 {
0418     AcpiGbl_NestingLevel++;
0419     AcpiUtTrackStackPtr ();
0420 
0421     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0422         LineNumber, FunctionName, ModuleName, ComponentId,
0423         "%s %p\n", AcpiGbl_FnEntryStr, Pointer);
0424 }
0425 
0426 
0427 /*******************************************************************************
0428  *
0429  * FUNCTION:    AcpiUtTraceStr
0430  *
0431  * PARAMETERS:  LineNumber          - Caller's line number
0432  *              FunctionName        - Caller's procedure name
0433  *              ModuleName          - Caller's module name
0434  *              ComponentId         - Caller's component ID
0435  *              String              - Additional string to display
0436  *
0437  * RETURN:      None
0438  *
0439  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
0440  *              set in DebugLevel
0441  *
0442  ******************************************************************************/
0443 
0444 void
0445 AcpiUtTraceStr (
0446     UINT32                  LineNumber,
0447     const char              *FunctionName,
0448     const char              *ModuleName,
0449     UINT32                  ComponentId,
0450     char                    *String)
0451 {
0452 
0453     AcpiGbl_NestingLevel++;
0454     AcpiUtTrackStackPtr ();
0455 
0456     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0457         LineNumber, FunctionName, ModuleName, ComponentId,
0458         "%s %s\n", AcpiGbl_FnEntryStr, String);
0459 }
0460 
0461 
0462 /*******************************************************************************
0463  *
0464  * FUNCTION:    AcpiUtTraceU32
0465  *
0466  * PARAMETERS:  LineNumber          - Caller's line number
0467  *              FunctionName        - Caller's procedure name
0468  *              ModuleName          - Caller's module name
0469  *              ComponentId         - Caller's component ID
0470  *              Integer             - Integer to display
0471  *
0472  * RETURN:      None
0473  *
0474  * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is
0475  *              set in DebugLevel
0476  *
0477  ******************************************************************************/
0478 
0479 void
0480 AcpiUtTraceU32 (
0481     UINT32                  LineNumber,
0482     const char              *FunctionName,
0483     const char              *ModuleName,
0484     UINT32                  ComponentId,
0485     UINT32                  Integer)
0486 {
0487 
0488     AcpiGbl_NestingLevel++;
0489     AcpiUtTrackStackPtr ();
0490 
0491     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0492         LineNumber, FunctionName, ModuleName, ComponentId,
0493         "%s %08X\n", AcpiGbl_FnEntryStr, Integer);
0494 }
0495 
0496 
0497 /*******************************************************************************
0498  *
0499  * FUNCTION:    AcpiUtExit
0500  *
0501  * PARAMETERS:  LineNumber          - Caller's line number
0502  *              FunctionName        - Caller's procedure name
0503  *              ModuleName          - Caller's module name
0504  *              ComponentId         - Caller's component ID
0505  *
0506  * RETURN:      None
0507  *
0508  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
0509  *              set in DebugLevel
0510  *
0511  ******************************************************************************/
0512 
0513 void
0514 AcpiUtExit (
0515     UINT32                  LineNumber,
0516     const char              *FunctionName,
0517     const char              *ModuleName,
0518     UINT32                  ComponentId)
0519 {
0520 
0521     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0522         LineNumber, FunctionName, ModuleName, ComponentId,
0523         "%s\n", AcpiGbl_FnExitStr);
0524 
0525     AcpiGbl_NestingLevel--;
0526 }
0527 
0528 ACPI_EXPORT_SYMBOL (AcpiUtExit)
0529 
0530 
0531 /*******************************************************************************
0532  *
0533  * FUNCTION:    AcpiUtStatusExit
0534  *
0535  * PARAMETERS:  LineNumber          - Caller's line number
0536  *              FunctionName        - Caller's procedure name
0537  *              ModuleName          - Caller's module name
0538  *              ComponentId         - Caller's component ID
0539  *              Status              - Exit status code
0540  *
0541  * RETURN:      None
0542  *
0543  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
0544  *              set in DebugLevel.  Prints exit status also.
0545  *
0546  ******************************************************************************/
0547 
0548 void
0549 AcpiUtStatusExit (
0550     UINT32                  LineNumber,
0551     const char              *FunctionName,
0552     const char              *ModuleName,
0553     UINT32                  ComponentId,
0554     ACPI_STATUS             Status)
0555 {
0556 
0557     if (ACPI_SUCCESS (Status))
0558     {
0559         AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0560             LineNumber, FunctionName, ModuleName, ComponentId,
0561             "%s %s\n", AcpiGbl_FnExitStr,
0562             AcpiFormatException (Status));
0563     }
0564     else
0565     {
0566         AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0567             LineNumber, FunctionName, ModuleName, ComponentId,
0568             "%s ****Exception****: %s\n", AcpiGbl_FnExitStr,
0569             AcpiFormatException (Status));
0570     }
0571 
0572     AcpiGbl_NestingLevel--;
0573 }
0574 
0575 ACPI_EXPORT_SYMBOL (AcpiUtStatusExit)
0576 
0577 
0578 /*******************************************************************************
0579  *
0580  * FUNCTION:    AcpiUtValueExit
0581  *
0582  * PARAMETERS:  LineNumber          - Caller's line number
0583  *              FunctionName        - Caller's procedure name
0584  *              ModuleName          - Caller's module name
0585  *              ComponentId         - Caller's component ID
0586  *              Value               - Value to be printed with exit msg
0587  *
0588  * RETURN:      None
0589  *
0590  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
0591  *              set in DebugLevel.  Prints exit value also.
0592  *
0593  ******************************************************************************/
0594 
0595 void
0596 AcpiUtValueExit (
0597     UINT32                  LineNumber,
0598     const char              *FunctionName,
0599     const char              *ModuleName,
0600     UINT32                  ComponentId,
0601     ACPI_INTEGER            Value)
0602 {
0603 
0604     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0605         LineNumber, FunctionName, ModuleName, ComponentId,
0606         "%s %8.8X%8.8X\n", AcpiGbl_FnExitStr,
0607         ACPI_FORMAT_UINT64 (Value));
0608 
0609     AcpiGbl_NestingLevel--;
0610 }
0611 
0612 ACPI_EXPORT_SYMBOL (AcpiUtValueExit)
0613 
0614 
0615 /*******************************************************************************
0616  *
0617  * FUNCTION:    AcpiUtPtrExit
0618  *
0619  * PARAMETERS:  LineNumber          - Caller's line number
0620  *              FunctionName        - Caller's procedure name
0621  *              ModuleName          - Caller's module name
0622  *              ComponentId         - Caller's component ID
0623  *              Ptr                 - Pointer to display
0624  *
0625  * RETURN:      None
0626  *
0627  * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is
0628  *              set in DebugLevel.  Prints exit value also.
0629  *
0630  ******************************************************************************/
0631 
0632 void
0633 AcpiUtPtrExit (
0634     UINT32                  LineNumber,
0635     const char              *FunctionName,
0636     const char              *ModuleName,
0637     UINT32                  ComponentId,
0638     UINT8                   *Ptr)
0639 {
0640 
0641     AcpiDebugPrint (ACPI_LV_FUNCTIONS,
0642         LineNumber, FunctionName, ModuleName, ComponentId,
0643         "%s %p\n", AcpiGbl_FnExitStr, Ptr);
0644 
0645     AcpiGbl_NestingLevel--;
0646 }
0647 
0648 #endif
0649 
0650 
0651 /*******************************************************************************
0652  *
0653  * FUNCTION:    AcpiUtDumpBuffer
0654  *
0655  * PARAMETERS:  Buffer              - Buffer to dump
0656  *              Count               - Amount to dump, in bytes
0657  *              Display             - BYTE, WORD, DWORD, or QWORD display
0658  *              ComponentID         - Caller's component ID
0659  *
0660  * RETURN:      None
0661  *
0662  * DESCRIPTION: Generic dump buffer in both hex and ascii.
0663  *
0664  ******************************************************************************/
0665 
0666 void
0667 AcpiUtDumpBuffer2 (
0668     UINT8                   *Buffer,
0669     UINT32                  Count,
0670     UINT32                  Display)
0671 {
0672     UINT32                  i = 0;
0673     UINT32                  j;
0674     UINT32                  Temp32;
0675     UINT8                   BufChar;
0676 
0677 
0678     if (!Buffer)
0679     {
0680         AcpiOsPrintf ("Null Buffer Pointer in DumpBuffer!\n");
0681         return;
0682     }
0683 
0684     if ((Count < 4) || (Count & 0x01))
0685     {
0686         Display = DB_BYTE_DISPLAY;
0687     }
0688 
0689     /* Nasty little dump buffer routine! */
0690 
0691     while (i < Count)
0692     {
0693         /* Print current offset */
0694 
0695         AcpiOsPrintf ("%6.4X: ", i);
0696 
0697         /* Print 16 hex chars */
0698 
0699         for (j = 0; j < 16;)
0700         {
0701             if (i + j >= Count)
0702             {
0703                 /* Dump fill spaces */
0704 
0705                 AcpiOsPrintf ("%*s", ((Display * 2) + 1), " ");
0706                 j += Display;
0707                 continue;
0708             }
0709 
0710             switch (Display)
0711             {
0712             case DB_BYTE_DISPLAY:
0713             default:    /* Default is BYTE display */
0714 
0715                 AcpiOsPrintf ("%02X ", Buffer[(ACPI_SIZE) i + j]);
0716                 break;
0717 
0718 
0719             case DB_WORD_DISPLAY:
0720 
0721                 ACPI_MOVE_16_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
0722                 AcpiOsPrintf ("%04X ", Temp32);
0723                 break;
0724 
0725 
0726             case DB_DWORD_DISPLAY:
0727 
0728                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
0729                 AcpiOsPrintf ("%08X ", Temp32);
0730                 break;
0731 
0732 
0733             case DB_QWORD_DISPLAY:
0734 
0735                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
0736                 AcpiOsPrintf ("%08X", Temp32);
0737 
0738                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j + 4]);
0739                 AcpiOsPrintf ("%08X ", Temp32);
0740                 break;
0741             }
0742 
0743             j += Display;
0744         }
0745 
0746         /*
0747          * Print the ASCII equivalent characters but watch out for the bad
0748          * unprintable ones (printable chars are 0x20 through 0x7E)
0749          */
0750         AcpiOsPrintf (" ");
0751         for (j = 0; j < 16; j++)
0752         {
0753             if (i + j >= Count)
0754             {
0755                 AcpiOsPrintf ("\n");
0756                 return;
0757             }
0758 
0759             BufChar = Buffer[(ACPI_SIZE) i + j];
0760             if (ACPI_IS_PRINT (BufChar))
0761             {
0762                 AcpiOsPrintf ("%c", BufChar);
0763             }
0764             else
0765             {
0766                 AcpiOsPrintf (".");
0767             }
0768         }
0769 
0770         /* Done with that line. */
0771 
0772         AcpiOsPrintf ("\n");
0773         i += 16;
0774     }
0775 
0776     return;
0777 }
0778 
0779 
0780 /*******************************************************************************
0781  *
0782  * FUNCTION:    AcpiUtDumpBuffer
0783  *
0784  * PARAMETERS:  Buffer              - Buffer to dump
0785  *              Count               - Amount to dump, in bytes
0786  *              Display             - BYTE, WORD, DWORD, or QWORD display
0787  *              ComponentID         - Caller's component ID
0788  *
0789  * RETURN:      None
0790  *
0791  * DESCRIPTION: Generic dump buffer in both hex and ascii.
0792  *
0793  ******************************************************************************/
0794 
0795 void
0796 AcpiUtDumpBuffer (
0797     UINT8                   *Buffer,
0798     UINT32                  Count,
0799     UINT32                  Display,
0800     UINT32                  ComponentId)
0801 {
0802 
0803     /* Only dump the buffer if tracing is enabled */
0804 
0805     if (!((ACPI_LV_TABLES & AcpiDbgLevel) &&
0806         (ComponentId & AcpiDbgLayer)))
0807     {
0808         return;
0809     }
0810 
0811     AcpiUtDumpBuffer2 (Buffer, Count, Display);
0812 }
0813 
0814
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