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/******************************************************************************

 *

 * Module Name: utdebug - Debug print routines

 *

 *****************************************************************************/

/******************************************************************************

 *

 * 1. Copyright Notice

 *

 * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.

 * All rights reserved.

 *

 * 2. License

 *

 * 2.1. This is your license from Intel Corp. under its intellectual property

 * rights.  You may have additional license terms from the party that provided

 * you this software, covering your right to use that party's intellectual

 * property rights.

 *

 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a

 * copy of the source code appearing in this file ("Covered Code") an

 * irrevocable, perpetual, worldwide license under Intel's copyrights in the

 * base code distributed originally by Intel ("Original Intel Code") to copy,

 * make derivatives, distribute, use and display any portion of the Covered

 * Code in any form, with the right to sublicense such rights; and

 *

 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent

 * license (with the right to sublicense), under only those claims of Intel

 * patents that are infringed by the Original Intel Code, to make, use, sell,

 * offer to sell, and import the Covered Code and derivative works thereof

 * solely to the minimum extent necessary to exercise the above copyright

 * license, and in no event shall the patent license extend to any additions

 * to or modifications of the Original Intel Code.  No other license or right

 * is granted directly or by implication, estoppel or otherwise;

 *

 * The above copyright and patent license is granted only if the following

 * conditions are met:

 *

 * 3. Conditions

 *

 * 3.1. Redistribution of Source with Rights to Further Distribute Source.

 * Redistribution of source code of any substantial portion of the Covered

 * Code or modification with rights to further distribute source must include

 * the above Copyright Notice, the above License, this list of Conditions,

 * and the following Disclaimer and Export Compliance provision.  In addition,

 * Licensee must cause all Covered Code to which Licensee contributes to

 * contain a file documenting the changes Licensee made to create that Covered

 * Code and the date of any change.  Licensee must include in that file the

 * documentation of any changes made by any predecessor Licensee.  Licensee

 * must include a prominent statement that the modification is derived,

 * directly or indirectly, from Original Intel Code.

 *

 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.

 * Redistribution of source code of any substantial portion of the Covered

 * Code or modification without rights to further distribute source must

 * include the following Disclaimer and Export Compliance provision in the

 * documentation and/or other materials provided with distribution.  In

 * addition, Licensee may not authorize further sublicense of source of any

 * portion of the Covered Code, and must include terms to the effect that the

 * license from Licensee to its licensee is limited to the intellectual

 * property embodied in the software Licensee provides to its licensee, and

 * not to intellectual property embodied in modifications its licensee may

 * make.

 *

 * 3.3. Redistribution of Executable. Redistribution in executable form of any

 * substantial portion of the Covered Code or modification must reproduce the

 * above Copyright Notice, and the following Disclaimer and Export Compliance

 * provision in the documentation and/or other materials provided with the

 * distribution.

 *

 * 3.4. Intel retains all right, title, and interest in and to the Original

 * Intel Code.

 *

 * 3.5. Neither the name Intel nor any other trademark owned or controlled by

 * Intel shall be used in advertising or otherwise to promote the sale, use or

 * other dealings in products derived from or relating to the Covered Code

 * without prior written authorization from Intel.

 *

 * 4. Disclaimer and Export Compliance

 *

 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED

 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE

 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,

 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY

 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY

 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A

 * PARTICULAR PURPOSE.

 *

 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES

 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR

 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,

 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY

 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL

 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS

 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY

 * LIMITED REMEDY.

 *

 * 4.3. Licensee shall not export, either directly or indirectly, any of this

 * software or system incorporating such software without first obtaining any

 * required license or other approval from the U. S. Department of Commerce or

 * any other agency or department of the United States Government.  In the

 * event Licensee exports any such software from the United States or

 * re-exports any such software from a foreign destination, Licensee shall

 * ensure that the distribution and export/re-export of the software is in

 * compliance with all laws, regulations, orders, or other restrictions of the

 * U.S. Export Administration Regulations. Licensee agrees that neither it nor

 * any of its subsidiaries will export/re-export any technical data, process,

 * software, or service, directly or indirectly, to any country for which the

 * United States government or any agency thereof requires an export license,

 * other governmental approval, or letter of assurance, without first obtaining

 * such license, approval or letter.

 *

 *****************************************************************************/

#define __UTDEBUG_C__

#include "acpi.h"

#include "accommon.h"

#define _COMPONENT          ACPI_UTILITIES

        ACPI_MODULE_NAME    ("utdebug")

#ifdef ACPI_DEBUG_OUTPUT

static ACPI_THREAD_ID       AcpiGbl_PrevThreadId = (ACPI_THREAD_ID) 0xFFFFFFFF;

static char                 *AcpiGbl_FnEntryStr = "----Entry";

static char                 *AcpiGbl_FnExitStr  = "----Exit-";

/* Local prototypes */

static const char *

AcpiUtTrimFunctionName (

    const char              *FunctionName);

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtInitStackPtrTrace

 *

 * PARAMETERS:  None

 *

 * RETURN:      None

 *

 * DESCRIPTION: Save the current CPU stack pointer at subsystem startup

 *

 ******************************************************************************/

void

AcpiUtInitStackPtrTrace (

    void)

{

    ACPI_SIZE               CurrentSp;

    AcpiGbl_EntryStackPointer = &CurrentSp;

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtTrackStackPtr

 *

 * PARAMETERS:  None

 *

 * RETURN:      None

 *

 * DESCRIPTION: Save the current CPU stack pointer

 *

 ******************************************************************************/

void

AcpiUtTrackStackPtr (

    void)

{

    ACPI_SIZE               CurrentSp;

    if (&CurrentSp < AcpiGbl_LowestStackPointer)

    {

        AcpiGbl_LowestStackPointer = &CurrentSp;

    }

    if (AcpiGbl_NestingLevel > AcpiGbl_DeepestNesting)

    {

        AcpiGbl_DeepestNesting = AcpiGbl_NestingLevel;

    }

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtTrimFunctionName

 *

 * PARAMETERS:  FunctionName        - Ascii string containing a procedure name

 *

 * RETURN:      Updated pointer to the function name

 *

 * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present.

 *              This allows compiler macros such as __FUNCTION__ to be used

 *              with no change to the debug output.

 *

 ******************************************************************************/

static const char *

AcpiUtTrimFunctionName (

    const char              *FunctionName)

{

    /* All Function names are longer than 4 chars, check is safe */

    if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_MIXED)

    {

        /* This is the case where the original source has not been modified */

        return (FunctionName + 4);

    }

    if (*(ACPI_CAST_PTR (UINT32, FunctionName)) == ACPI_PREFIX_LOWER)

    {

        /* This is the case where the source has been 'linuxized' */

        return (FunctionName + 5);

    }

    return (FunctionName);

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiDebugPrint

 *

 * PARAMETERS:  RequestedDebugLevel - Requested debug print level

 *              LineNumber          - Caller's line number (for error output)

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Format              - Printf format field

 *              ...                 - Optional printf arguments

 *

 * RETURN:      None

 *

 * DESCRIPTION: Print error message with prefix consisting of the module name,

 *              line number, and component ID.

 *

 ******************************************************************************/

void  ACPI_INTERNAL_VAR_XFACE

AcpiDebugPrint (

    UINT32                  RequestedDebugLevel,

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    const char              *Format,

    ...)

{

    ACPI_THREAD_ID          ThreadId;

    va_list                 args;

    /*

     * Stay silent if the debug level or component ID is disabled

     */

    if (!(RequestedDebugLevel & AcpiDbgLevel) ||

        !(ComponentId & AcpiDbgLayer))

    {

        return;

    }

    /*

     * Thread tracking and context switch notification

     */

    ThreadId = AcpiOsGetThreadId ();

    if (ThreadId != AcpiGbl_PrevThreadId)

    {

        if (ACPI_LV_THREADS & AcpiDbgLevel)

        {

            AcpiOsPrintf (

                "\n**** Context Switch from TID %u to TID %u ****\n\n",

                (UINT32) AcpiGbl_PrevThreadId, (UINT32) ThreadId);

        }

        AcpiGbl_PrevThreadId = ThreadId;

    }

    /*

     * Display the module name, current line number, thread ID (if requested),

     * current procedure nesting level, and the current procedure name

     */

    AcpiOsPrintf ("%8s-%04ld ", ModuleName, LineNumber);

    if (ACPI_LV_THREADS & AcpiDbgLevel)

    {

        AcpiOsPrintf ("[%u] ", (UINT32) ThreadId);

    }

    AcpiOsPrintf ("[%02ld] %-22.22s: ",

        AcpiGbl_NestingLevel, AcpiUtTrimFunctionName (FunctionName));

    va_start (args, Format);

    AcpiOsVprintf (Format, args);

    va_end (args);

}

ACPI_EXPORT_SYMBOL (AcpiDebugPrint)

/*******************************************************************************

 *

 * FUNCTION:    AcpiDebugPrintRaw

 *

 * PARAMETERS:  RequestedDebugLevel - Requested debug print level

 *              LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Format              - Printf format field

 *              ...                 - Optional printf arguments

 *

 * RETURN:      None

 *

 * DESCRIPTION: Print message with no headers.  Has same interface as

 *              DebugPrint so that the same macros can be used.

 *

 ******************************************************************************/

void  ACPI_INTERNAL_VAR_XFACE

AcpiDebugPrintRaw (

    UINT32                  RequestedDebugLevel,

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    const char              *Format,

    ...)

{

    va_list                 args;

    if (!(RequestedDebugLevel & AcpiDbgLevel) ||

        !(ComponentId & AcpiDbgLayer))

    {

        return;

    }

    va_start (args, Format);

    AcpiOsVprintf (Format, args);

    va_end (args);

}

ACPI_EXPORT_SYMBOL (AcpiDebugPrintRaw)

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtTrace

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel

 *

 ******************************************************************************/

void

AcpiUtTrace (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId)

{

    AcpiGbl_NestingLevel++;

    AcpiUtTrackStackPtr ();

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s\n", AcpiGbl_FnEntryStr);

}

ACPI_EXPORT_SYMBOL (AcpiUtTrace)

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtTracePtr

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Pointer             - Pointer to display

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel

 *

 ******************************************************************************/

void

AcpiUtTracePtr (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    void                    *Pointer)

{

    AcpiGbl_NestingLevel++;

    AcpiUtTrackStackPtr ();

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s %p\n", AcpiGbl_FnEntryStr, Pointer);

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtTraceStr

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              String              - Additional string to display

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel

 *

 ******************************************************************************/

void

AcpiUtTraceStr (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    char                    *String)

{

    AcpiGbl_NestingLevel++;

    AcpiUtTrackStackPtr ();

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s %s\n", AcpiGbl_FnEntryStr, String);

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtTraceU32

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Integer             - Integer to display

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function entry trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel

 *

 ******************************************************************************/

void

AcpiUtTraceU32 (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    UINT32                  Integer)

{

    AcpiGbl_NestingLevel++;

    AcpiUtTrackStackPtr ();

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s %08X\n", AcpiGbl_FnEntryStr, Integer);

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtExit

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel

 *

 ******************************************************************************/

void

AcpiUtExit (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId)

{

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s\n", AcpiGbl_FnExitStr);

    AcpiGbl_NestingLevel--;

}

ACPI_EXPORT_SYMBOL (AcpiUtExit)

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtStatusExit

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Status              - Exit status code

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel.  Prints exit status also.

 *

 ******************************************************************************/

void

AcpiUtStatusExit (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    ACPI_STATUS             Status)

{

    if (ACPI_SUCCESS (Status))

    {

        AcpiDebugPrint (ACPI_LV_FUNCTIONS,

            LineNumber, FunctionName, ModuleName, ComponentId,

            "%s %s\n", AcpiGbl_FnExitStr,

            AcpiFormatException (Status));

    }

    else

    {

        AcpiDebugPrint (ACPI_LV_FUNCTIONS,

            LineNumber, FunctionName, ModuleName, ComponentId,

            "%s ****Exception****: %s\n", AcpiGbl_FnExitStr,

            AcpiFormatException (Status));

    }

    AcpiGbl_NestingLevel--;

}

ACPI_EXPORT_SYMBOL (AcpiUtStatusExit)

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtValueExit

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Value               - Value to be printed with exit msg

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel.  Prints exit value also.

 *

 ******************************************************************************/

void

AcpiUtValueExit (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    UINT64                  Value)

{

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s %8.8X%8.8X\n", AcpiGbl_FnExitStr,

        ACPI_FORMAT_UINT64 (Value));

    AcpiGbl_NestingLevel--;

}

ACPI_EXPORT_SYMBOL (AcpiUtValueExit)

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtPtrExit

 *

 * PARAMETERS:  LineNumber          - Caller's line number

 *              FunctionName        - Caller's procedure name

 *              ModuleName          - Caller's module name

 *              ComponentId         - Caller's component ID

 *              Ptr                 - Pointer to display

 *

 * RETURN:      None

 *

 * DESCRIPTION: Function exit trace.  Prints only if TRACE_FUNCTIONS bit is

 *              set in DebugLevel.  Prints exit value also.

 *

 ******************************************************************************/

void

AcpiUtPtrExit (

    UINT32                  LineNumber,

    const char              *FunctionName,

    const char              *ModuleName,

    UINT32                  ComponentId,

    UINT8                   *Ptr)

{

    AcpiDebugPrint (ACPI_LV_FUNCTIONS,

        LineNumber, FunctionName, ModuleName, ComponentId,

        "%s %p\n", AcpiGbl_FnExitStr, Ptr);

    AcpiGbl_NestingLevel--;

}

#endif

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtDumpBuffer

 *

 * PARAMETERS:  Buffer              - Buffer to dump

 *              Count               - Amount to dump, in bytes

 *              Display             - BYTE, WORD, DWORD, or QWORD display

 *              ComponentID         - Caller's component ID

 *

 * RETURN:      None

 *

 * DESCRIPTION: Generic dump buffer in both hex and ascii.

 *

 ******************************************************************************/

void

AcpiUtDumpBuffer2 (

    UINT8                   *Buffer,

    UINT32                  Count,

    UINT32                  Display)

{

    UINT32                  i = 0;

    UINT32                  j;

    UINT32                  Temp32;

    UINT8                   BufChar;

    if (!Buffer)

    {

        AcpiOsPrintf ("Null Buffer Pointer in DumpBuffer!\n");

        return;

    }

    if ((Count < 4) || (Count & 0x01))

    {

        Display = DB_BYTE_DISPLAY;

    }

    /* Nasty little dump buffer routine! */

    while (i < Count)

    {

        /* Print current offset */

        AcpiOsPrintf ("%6.4X: ", i);

        /* Print 16 hex chars */

        for (j = 0; j < 16;)

        {

            if (i + j >= Count)

            {

                /* Dump fill spaces */

                AcpiOsPrintf ("%*s", ((Display * 2) + 1), " ");

                j += Display;

                continue;

            }

            switch (Display)

            {

            case DB_BYTE_DISPLAY:

            default:    /* Default is BYTE display */

                AcpiOsPrintf ("%02X ", Buffer[(ACPI_SIZE) i + j]);

                break;

            case DB_WORD_DISPLAY:

                ACPI_MOVE_16_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);

                AcpiOsPrintf ("%04X ", Temp32);

                break;

            case DB_DWORD_DISPLAY:

                ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);

                AcpiOsPrintf ("%08X ", Temp32);

                break;

            case DB_QWORD_DISPLAY:

                ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);

                AcpiOsPrintf ("%08X", Temp32);

                ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j + 4]);

                AcpiOsPrintf ("%08X ", Temp32);

                break;

            }

            j += Display;

        }

        /*

         * Print the ASCII equivalent characters but watch out for the bad

         * unprintable ones (printable chars are 0x20 through 0x7E)

         */

        AcpiOsPrintf (" ");

        for (j = 0; j < 16; j++)

        {

            if (i + j >= Count)

            {

                AcpiOsPrintf ("\n");

                return;

            }

            BufChar = Buffer[(ACPI_SIZE) i + j];

            if (ACPI_IS_PRINT (BufChar))

            {

                AcpiOsPrintf ("%c", BufChar);

            }

            else

            {

                AcpiOsPrintf (".");

            }

        }

        /* Done with that line. */

        AcpiOsPrintf ("\n");

        i += 16;

    }

    return;

}

/*******************************************************************************

 *

 * FUNCTION:    AcpiUtDumpBuffer

 *

 * PARAMETERS:  Buffer              - Buffer to dump

 *              Count               - Amount to dump, in bytes

 *              Display             - BYTE, WORD, DWORD, or QWORD display

 *              ComponentID         - Caller's component ID

 *

 * RETURN:      None

 *

 * DESCRIPTION: Generic dump buffer in both hex and ascii.

 *

 ******************************************************************************/

void

AcpiUtDumpBuffer (

    UINT8                   *Buffer,

    UINT32                  Count,

    UINT32                  Display,

    UINT32                  ComponentId)

{

    /* Only dump the buffer if tracing is enabled */

    if (!((ACPI_LV_TABLES & AcpiDbgLevel) &&

        (ComponentId & AcpiDbgLayer)))

    {

        return;

    }

    AcpiUtDumpBuffer2 (Buffer, Count, Display);

}