C++ AcpiOsPrintf函数代码示例

ACPI_STATUS
AcpiDbGetTableFromFile (
    char                    *Filename,
    ACPI_TABLE_HEADER       **ReturnTable,
    BOOLEAN                 MustBeAmlFile)
{
#ifdef ACPI_APPLICATION
    ACPI_STATUS             Status;
    ACPI_TABLE_HEADER       *Table;
    BOOLEAN                 IsAmlTable = TRUE;


    Status = AcpiUtReadTableFromFile (Filename, &Table);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    if (MustBeAmlFile)
    {
        IsAmlTable = AcpiUtIsAmlTable (Table);
        if (!IsAmlTable)
        {
            ACPI_EXCEPTION ((AE_INFO, AE_OK,
                "Input for -e is not an AML table: "
                "\"%4.4s\" (must be DSDT/SSDT)",
                Table->Signature));
            return (AE_TYPE);
        }
    }

    if (IsAmlTable)
    {
        /* Attempt to recognize and install the table */

        Status = AeLocalLoadTable (Table);
        if (ACPI_FAILURE (Status))
        {
            if (Status == AE_ALREADY_EXISTS)
            {
                AcpiOsPrintf ("Table %4.4s is already installed\n",
                    Table->Signature);
            }
            else
            {
                AcpiOsPrintf ("Could not install table, %s\n",
                    AcpiFormatException (Status));
            }

            return (Status);
        }

        AcpiTbPrintTableHeader (0, Table);

        fprintf (stderr,
            "Acpi table [%4.4s] successfully installed and loaded\n",
            Table->Signature);
    }

    AcpiGbl_AcpiHardwarePresent = FALSE;
    if (ReturnTable)
    {
        *ReturnTable = Table;
    }


#endif  /* ACPI_APPLICATION */
    return (AE_OK);
}

void
AcpiDbDisplayHandlers (
    void)
{
    ACPI_OPERAND_OBJECT     *ObjDesc;
    ACPI_OPERAND_OBJECT     *HandlerObj;
    ACPI_ADR_SPACE_TYPE     SpaceId;
    UINT32                  i;


    /* Operation region handlers */

    AcpiOsPrintf ("\nOperation Region Handlers at the namespace root:\n");

    ObjDesc = AcpiNsGetAttachedObject (AcpiGbl_RootNode);
    if (ObjDesc)
    {
        for (i = 0; i < ACPI_ARRAY_LENGTH (AcpiGbl_SpaceIdList); i++)
        {
            SpaceId = AcpiGbl_SpaceIdList[i];
            HandlerObj = ObjDesc->Device.Handler;

            AcpiOsPrintf (ACPI_PREDEFINED_PREFIX,
                AcpiUtGetRegionName ((UINT8) SpaceId), SpaceId);

            while (HandlerObj)
            {
                if (AcpiGbl_SpaceIdList[i] ==
                    HandlerObj->AddressSpace.SpaceId)
                {
                    AcpiOsPrintf (ACPI_HANDLER_PRESENT_STRING,
                        (HandlerObj->AddressSpace.HandlerFlags &
                            ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) ?
                            "Default" : "User",
                        HandlerObj->AddressSpace.Handler);

                    goto FoundHandler;
                }

                HandlerObj = HandlerObj->AddressSpace.Next;
            }

            /* There is no handler for this SpaceId */

            AcpiOsPrintf ("None\n");

        FoundHandler:;
        }

        /* Find all handlers for user-defined SpaceIDs */

        HandlerObj = ObjDesc->Device.Handler;
        while (HandlerObj)
        {
            if (HandlerObj->AddressSpace.SpaceId >= ACPI_USER_REGION_BEGIN)
            {
                AcpiOsPrintf (ACPI_PREDEFINED_PREFIX,
                    "User-defined ID", HandlerObj->AddressSpace.SpaceId);
                AcpiOsPrintf (ACPI_HANDLER_PRESENT_STRING,
                    (HandlerObj->AddressSpace.HandlerFlags &
                        ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) ?
                        "Default" : "User",
                    HandlerObj->AddressSpace.Handler);
            }

            HandlerObj = HandlerObj->AddressSpace.Next;
        }
    }

#if (!ACPI_REDUCED_HARDWARE)

    /* Fixed event handlers */

    AcpiOsPrintf ("\nFixed Event Handlers:\n");

    for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++)
    {
        AcpiOsPrintf (ACPI_PREDEFINED_PREFIX, AcpiUtGetEventName (i), i);
        if (AcpiGbl_FixedEventHandlers[i].Handler)
        {
            AcpiOsPrintf (ACPI_HANDLER_PRESENT_STRING, "User",
                AcpiGbl_FixedEventHandlers[i].Handler);
        }
        else
        {
            AcpiOsPrintf (ACPI_HANDLER_NOT_PRESENT_STRING, "None");
        }
    }

#endif /* !ACPI_REDUCED_HARDWARE */

    /* Miscellaneous global handlers */

    AcpiOsPrintf ("\nMiscellaneous Global Handlers:\n");

    for (i = 0; i < ACPI_ARRAY_LENGTH (AcpiGbl_HandlerList); i++)
    {
        AcpiOsPrintf (ACPI_HANDLER_NAME_STRING,
            AcpiGbl_HandlerList[i].Name);

//.........这里部分代码省略.........

void
AcpiDbDisplayMethodInfo (
    ACPI_PARSE_OBJECT       *StartOp)
{
    ACPI_WALK_STATE         *WalkState;
    ACPI_OPERAND_OBJECT     *ObjDesc;
    ACPI_NAMESPACE_NODE     *Node;
    ACPI_PARSE_OBJECT       *RootOp;
    ACPI_PARSE_OBJECT       *Op;
    const ACPI_OPCODE_INFO  *OpInfo;
    UINT32                  NumOps = 0;
    UINT32                  NumOperands = 0;
    UINT32                  NumOperators = 0;
    UINT32                  NumRemainingOps = 0;
    UINT32                  NumRemainingOperands = 0;
    UINT32                  NumRemainingOperators = 0;
    BOOLEAN                 CountRemaining = FALSE;


    WalkState = AcpiDsGetCurrentWalkState (AcpiGbl_CurrentWalkList);
    if (!WalkState)
    {
        AcpiOsPrintf ("There is no method currently executing\n");
        return;
    }

    ObjDesc = WalkState->MethodDesc;
    Node    = WalkState->MethodNode;

    AcpiOsPrintf ("Currently executing control method is [%4.4s]\n",
            AcpiUtGetNodeName (Node));
    AcpiOsPrintf ("%X Arguments, SyncLevel = %X\n",
            (UINT32) ObjDesc->Method.ParamCount,
            (UINT32) ObjDesc->Method.SyncLevel);


    RootOp = StartOp;
    while (RootOp->Common.Parent)
    {
        RootOp = RootOp->Common.Parent;
    }

    Op = RootOp;

    while (Op)
    {
        if (Op == StartOp)
        {
            CountRemaining = TRUE;
        }

        NumOps++;
        if (CountRemaining)
        {
            NumRemainingOps++;
        }

        /* Decode the opcode */

        OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
        switch (OpInfo->Class)
        {
        case AML_CLASS_ARGUMENT:

            if (CountRemaining)
            {
                NumRemainingOperands++;
            }

            NumOperands++;
            break;

        case AML_CLASS_UNKNOWN:

            /* Bad opcode or ASCII character */

            continue;

        default:

            if (CountRemaining)
            {
                NumRemainingOperators++;
            }

            NumOperators++;
            break;
        }

        Op = AcpiPsGetDepthNext (StartOp, Op);
    }

    AcpiOsPrintf (
        "Method contains:       %X AML Opcodes - %X Operators, %X Operands\n",
        NumOps, NumOperators, NumOperands);

    AcpiOsPrintf (
        "Remaining to execute:  %X AML Opcodes - %X Operators, %X Operands\n",
        NumRemainingOps, NumRemainingOperators, NumRemainingOperands);
}

ACPI_STATUS
AcpiDbDisplayStatistics (
    char                    *TypeArg)
{
    UINT32                  i;
    UINT32                  Temp;


    if (!AcpiGbl_DSDT)
    {
        AcpiOsPrintf ("*** Warning: There is no DSDT loaded\n");
    }

    if (!TypeArg)
    {
        AcpiOsPrintf ("The following subcommands are available:\n    ALLOCATIONS, OBJECTS, MEMORY, MISC, SIZES, TABLES\n");
        return (AE_OK);
    }

    AcpiUtStrupr (TypeArg);
    Temp = AcpiDbMatchArgument (TypeArg, AcpiDbStatTypes);
    if (Temp == (UINT32) -1)
    {
        AcpiOsPrintf ("Invalid or unsupported argument\n");
        return (AE_OK);
    }


    switch (Temp)
    {
    case CMD_STAT_ALLOCATIONS:

#ifdef ACPI_DBG_TRACK_ALLOCATIONS
        AcpiUtDumpAllocationInfo ();
#endif
        break;

    case CMD_STAT_TABLES:

        AcpiOsPrintf ("ACPI Table Information:\n\n");
        if (AcpiGbl_DSDT)
        {
            AcpiOsPrintf ("DSDT Length:................% 7ld (%X)\n",
                AcpiGbl_DSDT->Length, AcpiGbl_DSDT->Length);
        }
        break;

    case CMD_STAT_OBJECTS:

        AcpiDbCountNamespaceObjects ();

        AcpiOsPrintf ("\nObjects defined in the current namespace:\n\n");

        AcpiOsPrintf ("%16.16s %10.10s %10.10s\n",
            "ACPI_TYPE", "NODES", "OBJECTS");

        for (i = 0; i < ACPI_TYPE_NS_NODE_MAX; i++)
        {
            AcpiOsPrintf ("%16.16s % 10ld% 10ld\n", AcpiUtGetTypeName (i),
                AcpiGbl_NodeTypeCount [i], AcpiGbl_ObjTypeCount [i]);
        }
        AcpiOsPrintf ("%16.16s % 10ld% 10ld\n", "Misc/Unknown",
            AcpiGbl_NodeTypeCountMisc, AcpiGbl_ObjTypeCountMisc);

        AcpiOsPrintf ("%16.16s % 10ld% 10ld\n", "TOTALS:",
            AcpiGbl_NumNodes, AcpiGbl_NumObjects);
        break;

    case CMD_STAT_MEMORY:

#ifdef ACPI_DBG_TRACK_ALLOCATIONS
        AcpiOsPrintf ("\n----Object and Cache Statistics---------------------------------------------\n");

        AcpiDbListInfo (AcpiGbl_GlobalList);
        AcpiDbListInfo (AcpiGbl_NsNodeList);

#ifdef ACPI_USE_LOCAL_CACHE
        AcpiDbListInfo (AcpiGbl_OperandCache);
        AcpiDbListInfo (AcpiGbl_PsNodeCache);
        AcpiDbListInfo (AcpiGbl_PsNodeExtCache);
        AcpiDbListInfo (AcpiGbl_StateCache);
#endif
#endif

        break;

    case CMD_STAT_MISC:

        AcpiOsPrintf ("\nMiscellaneous Statistics:\n\n");
        AcpiOsPrintf ("Calls to AcpiPsFind:..  ........% 7ld\n",
            AcpiGbl_PsFindCount);
        AcpiOsPrintf ("Calls to AcpiNsLookup:..........% 7ld\n",
            AcpiGbl_NsLookupCount);

        AcpiOsPrintf ("\n");

        AcpiOsPrintf ("Mutex usage:\n\n");
        for (i = 0; i < ACPI_NUM_MUTEX; i++)
        {
            AcpiOsPrintf ("%-28s:       % 7ld\n",
//.........这里部分代码省略.........

void
AcpiDmEmitExternals (
    void)
{
    ACPI_EXTERNAL_LIST      *NextExternal;


    if (!AcpiGbl_ExternalList)
    {
        return;
    }

    /*
     * Determine the number of control methods in the external list, and
     * also how many of those externals were resolved via the namespace.
     */
    NextExternal = AcpiGbl_ExternalList;
    while (NextExternal)
    {
        if (NextExternal->Type == ACPI_TYPE_METHOD)
        {
            AcpiGbl_NumExternalMethods++;
            if (NextExternal->Flags & ACPI_EXT_RESOLVED_REFERENCE)
            {
                AcpiGbl_ResolvedExternalMethods++;
            }
        }

        NextExternal = NextExternal->Next;
    }

    /* Check if any control methods were unresolved */

    AcpiDmUnresolvedWarning (1);

    /* Emit any unresolved method externals in a single text block */

    NextExternal = AcpiGbl_ExternalList;
    while (NextExternal)
    {
        if ((NextExternal->Type == ACPI_TYPE_METHOD) &&
            (!(NextExternal->Flags & ACPI_EXT_RESOLVED_REFERENCE)))
        {
            AcpiOsPrintf ("    External (%s%s",
                NextExternal->Path,
                AcpiDmGetObjectTypeName (NextExternal->Type));

            AcpiOsPrintf (")    // Warning: Unresolved method, "
                "guessing %u arguments\n",
                NextExternal->Value);

            NextExternal->Flags |= ACPI_EXT_EXTERNAL_EMITTED;
        }

        NextExternal = NextExternal->Next;
    }

    AcpiOsPrintf ("\n");


    /* Emit externals that were imported from a file */

    if (Gbl_ExternalRefFilename)
    {
        AcpiOsPrintf (
            "    /*\n     * External declarations that were imported from\n"
            "     * the reference file [%s]\n     */\n",
            Gbl_ExternalRefFilename);

        NextExternal = AcpiGbl_ExternalList;
        while (NextExternal)
        {
            if (!(NextExternal->Flags & ACPI_EXT_EXTERNAL_EMITTED) &&
                (NextExternal->Flags & ACPI_EXT_ORIGIN_FROM_FILE))
            {
                AcpiOsPrintf ("    External (%s%s",
                    NextExternal->Path,
                    AcpiDmGetObjectTypeName (NextExternal->Type));

                if (NextExternal->Type == ACPI_TYPE_METHOD)
                {
                    AcpiOsPrintf (")    // %u Arguments\n",
                        NextExternal->Value);
                }
                else
                {
                    AcpiOsPrintf (")\n");
                }
                NextExternal->Flags |= ACPI_EXT_EXTERNAL_EMITTED;
            }

            NextExternal = NextExternal->Next;
        }

        AcpiOsPrintf ("\n");
    }

    /*
     * Walk the list of externals found during the AML parsing
     */
//.........这里部分代码省略.........

ACPI_STATUS
AdAmlDisassemble (
    BOOLEAN                 OutToFile,
    char                    *Filename,
    char                    *Prefix,
    char                    **OutFilename,
    BOOLEAN                 GetAllTables)
{
    ACPI_STATUS             Status;
    char                    *DisasmFilename = NULL;
    char                    *ExternalFilename;
    ACPI_EXTERNAL_FILE      *ExternalFileList = AcpiGbl_ExternalFileList;
    FILE                    *File = NULL;
    ACPI_TABLE_HEADER       *Table = NULL;
    ACPI_TABLE_HEADER       *ExternalTable;
    ACPI_OWNER_ID           OwnerId;


    /*
     * Input: AML code from either a file or via GetTables (memory or
     * registry)
     */
    if (Filename)
    {
        Status = AcpiDbGetTableFromFile (Filename, &Table);
        if (ACPI_FAILURE (Status))
        {
            return Status;
        }

        /*
         * External filenames separated by commas
         * Example: iasl -e file1,file2,file3 -d xxx.aml
         */
        while (ExternalFileList)
        {
            ExternalFilename = ExternalFileList->Path;
            if (!ACPI_STRCMP (ExternalFilename, Filename))
            {
                /* Next external file */

                ExternalFileList = ExternalFileList->Next;

                continue;
            }

            Status = AcpiDbGetTableFromFile (ExternalFilename, &ExternalTable);
            if (ACPI_FAILURE (Status))
            {
                return Status;
            }

            /* Load external table for symbol resolution */

            if (ExternalTable)
            {
                Status = AdParseTable (ExternalTable, &OwnerId, TRUE, TRUE);
                if (ACPI_FAILURE (Status))
                {
                    AcpiOsPrintf ("Could not parse external ACPI tables, %s\n",
                        AcpiFormatException (Status));
                    return Status;
                }

                /*
                 * Load namespace from names created within control methods
                 * Set owner id of nodes in external table
                 */
                AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,
                    AcpiGbl_RootNode, OwnerId);
                AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
            }

            /* Next external file */

            ExternalFileList = ExternalFileList->Next;
        }

        /* Clear external list generated by Scope in external tables */

        if (AcpiGbl_ExternalFileList)
        {
            AcpiDmClearExternalList ();
        }
    }
    else
    {
        Status = AdGetLocalTables (Filename, GetAllTables);
        if (ACPI_FAILURE (Status))
        {
            AcpiOsPrintf ("Could not get ACPI tables, %s\n",
                AcpiFormatException (Status));
            return Status;
        }

        if (!AcpiGbl_DbOpt_disasm)
        {
            return AE_OK;
        }

//.........这里部分代码省略.........

ACPI_STATUS
AdGetLocalTables (
    char                    *Filename,
    BOOLEAN                 GetAllTables)
{
    ACPI_STATUS             Status;
    ACPI_TABLE_HEADER       TableHeader;
    ACPI_TABLE_HEADER       *NewTable;
    UINT32                  NumTables;
    UINT32                  PointerSize;
    UINT32                  TableIndex;


    if (GetAllTables)
    {
        ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_RSDT);
        AcpiOsTableOverride (&TableHeader, &NewTable);
        if (!NewTable)
        {
            fprintf (stderr, "Could not obtain RSDT\n");
            return AE_NO_ACPI_TABLES;
        }
        else
        {
            AdWriteTable (NewTable, NewTable->Length,
                ACPI_SIG_RSDT, NewTable->OemTableId);
        }

        if (ACPI_COMPARE_NAME (NewTable->Signature, ACPI_SIG_RSDT))
        {
            PointerSize = sizeof (UINT32);
        }
        else
        {
            PointerSize = sizeof (UINT64);
        }

        /*
         * Determine the number of tables pointed to by the RSDT/XSDT.
         * This is defined by the ACPI Specification to be the number of
         * pointers contained within the RSDT/XSDT.  The size of the pointers
         * is architecture-dependent.
         */
        NumTables = (NewTable->Length - sizeof (ACPI_TABLE_HEADER)) / PointerSize;
        AcpiOsPrintf ("There are %u tables defined in the %4.4s\n\n",
            NumTables, NewTable->Signature);

        /* Get the FADT */

        ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_FADT);
        AcpiOsTableOverride (&TableHeader, &NewTable);
        if (NewTable)
        {
            AdWriteTable (NewTable, NewTable->Length,
                ACPI_SIG_FADT, NewTable->OemTableId);
        }
        AcpiOsPrintf ("\n");

        /* Don't bother with FACS, it is usually all zeros */
    }

    /* Always get the DSDT */

    ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT);
    AcpiOsTableOverride (&TableHeader, &NewTable);
    if (NewTable)
    {
        AdWriteTable (NewTable, NewTable->Length,
            ACPI_SIG_DSDT, NewTable->OemTableId);

        /* Store DSDT in the Table Manager */

        Status = AcpiTbStoreTable (0, NewTable, NewTable->Length,
                    0, &TableIndex);
        if (ACPI_FAILURE (Status))
        {
            fprintf (stderr, "Could not store DSDT\n");
            return AE_NO_ACPI_TABLES;
        }
    }
    else
    {
        fprintf (stderr, "Could not obtain DSDT\n");
        return AE_NO_ACPI_TABLES;
    }

#if 0
    /* TBD: Future implementation */

    AcpiOsPrintf ("\n");

    /* Get all SSDTs */

    ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_SSDT);
    do
    {
        NewTable = NULL;
        Status = AcpiOsTableOverride (&TableHeader, &NewTable);

    } while (NewTable);
//.........这里部分代码省略.........

static ACPI_STATUS
AcpiDbTestStringType (
    ACPI_NAMESPACE_NODE     *Node,
    UINT32                  ByteLength)
{
    ACPI_OBJECT             *Temp1 = NULL;
    ACPI_OBJECT             *Temp2 = NULL;
    ACPI_OBJECT             *Temp3 = NULL;
    char                    *ValueToWrite = "Test String from AML Debugger";
    ACPI_OBJECT             WriteValue;
    ACPI_STATUS             Status;


    /* Read the original value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_STRING, &Temp1);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    AcpiOsPrintf (" (%4.4X/%3.3X) \"%s\"", (Temp1->String.Length * 8),
        Temp1->String.Length, Temp1->String.Pointer);

    /* Write a new value */

    WriteValue.Type = ACPI_TYPE_STRING;
    WriteValue.String.Length = strlen (ValueToWrite);
    WriteValue.String.Pointer = ValueToWrite;

    Status = AcpiDbWriteToObject (Node, &WriteValue);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Ensure that we can read back the new value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_STRING, &Temp2);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    if (strcmp (Temp2->String.Pointer, ValueToWrite))
    {
        AcpiOsPrintf (" MISMATCH 2: %s, expecting %s",
            Temp2->String.Pointer, ValueToWrite);
    }

    /* Write back the original value */

    WriteValue.String.Length = strlen (Temp1->String.Pointer);
    WriteValue.String.Pointer = Temp1->String.Pointer;

    Status = AcpiDbWriteToObject (Node, &WriteValue);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Ensure that we can read back the original value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_STRING, &Temp3);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    if (strcmp (Temp1->String.Pointer, Temp3->String.Pointer))
    {
        AcpiOsPrintf (" MISMATCH 3: %s, expecting %s",
            Temp3->String.Pointer, Temp1->String.Pointer);
    }

Exit:
    if (Temp1) {AcpiOsFree (Temp1);}
    if (Temp2) {AcpiOsFree (Temp2);}
    if (Temp3) {AcpiOsFree (Temp3);}
    return (Status);
}

static ACPI_STATUS
AcpiDbReadFromObject (
    ACPI_NAMESPACE_NODE     *Node,
    ACPI_OBJECT_TYPE        ExpectedType,
    ACPI_OBJECT             **Value)
{
    ACPI_OBJECT             *RetValue;
    ACPI_OBJECT_LIST        ParamObjects;
    ACPI_OBJECT             Params[2];
    ACPI_BUFFER             ReturnObj;
    ACPI_STATUS             Status;


    Params[0].Type = ACPI_TYPE_LOCAL_REFERENCE;
    Params[0].Reference.ActualType = Node->Type;
    Params[0].Reference.Handle = ACPI_CAST_PTR (ACPI_HANDLE, Node);

    ParamObjects.Count = 1;
    ParamObjects.Pointer = Params;

    ReturnObj.Length  = ACPI_ALLOCATE_BUFFER;

    AcpiGbl_MethodExecuting = TRUE;
    Status = AcpiEvaluateObject (ReadHandle, NULL,
        &ParamObjects, &ReturnObj);
    AcpiGbl_MethodExecuting = FALSE;

    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("Could not read from object, %s",
            AcpiFormatException (Status));
        return (Status);
    }

    RetValue = (ACPI_OBJECT *) ReturnObj.Pointer;

    switch (RetValue->Type)
    {
    case ACPI_TYPE_INTEGER:
    case ACPI_TYPE_BUFFER:
    case ACPI_TYPE_STRING:
        /*
         * Did we receive the type we wanted? Most important for the
         * Integer/Buffer case (when a field is larger than an Integer,
         * it should return a Buffer).
         */
        if (RetValue->Type != ExpectedType)
        {
            AcpiOsPrintf (" Type mismatch:  Expected %s, Received %s",
                AcpiUtGetTypeName (ExpectedType),
                AcpiUtGetTypeName (RetValue->Type));

            return (AE_TYPE);
        }

        *Value = RetValue;
        break;

    default:

        AcpiOsPrintf (" Unsupported return object type, %s",
            AcpiUtGetTypeName (RetValue->Type));

        AcpiOsFree (ReturnObj.Pointer);
        return (AE_TYPE);
    }

    return (Status);
}

static ACPI_STATUS
AcpiDbTestIntegerType (
    ACPI_NAMESPACE_NODE     *Node,
    UINT32                  BitLength)
{
    ACPI_OBJECT             *Temp1 = NULL;
    ACPI_OBJECT             *Temp2 = NULL;
    ACPI_OBJECT             *Temp3 = NULL;
    ACPI_OBJECT             WriteValue;
    UINT64                  ValueToWrite;
    ACPI_STATUS             Status;


    if (BitLength > 64)
    {
        AcpiOsPrintf (" Invalid length for an Integer: %u", BitLength);
        return (AE_OK);
    }

    /* Read the original value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_INTEGER, &Temp1);
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    AcpiOsPrintf (" (%4.4X/%3.3X) %8.8X%8.8X",
        BitLength, ACPI_ROUND_BITS_UP_TO_BYTES (BitLength),
        ACPI_FORMAT_UINT64 (Temp1->Integer.Value));

    ValueToWrite = ACPI_UINT64_MAX >> (64 - BitLength);
    if (Temp1->Integer.Value == ValueToWrite)
    {
        ValueToWrite = 0;
    }

    /* Write a new value */

    WriteValue.Type = ACPI_TYPE_INTEGER;
    WriteValue.Integer.Value = ValueToWrite;
    Status = AcpiDbWriteToObject (Node, &WriteValue);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Ensure that we can read back the new value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_INTEGER, &Temp2);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    if (Temp2->Integer.Value != ValueToWrite)
    {
        AcpiOsPrintf (" MISMATCH 2: %8.8X%8.8X, expecting %8.8X%8.8X",
            ACPI_FORMAT_UINT64 (Temp2->Integer.Value),
            ACPI_FORMAT_UINT64 (ValueToWrite));
    }

    /* Write back the original value */

    WriteValue.Integer.Value = Temp1->Integer.Value;
    Status = AcpiDbWriteToObject (Node, &WriteValue);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Ensure that we can read back the original value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_INTEGER, &Temp3);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    if (Temp3->Integer.Value != Temp1->Integer.Value)
    {
        AcpiOsPrintf (" MISMATCH 3: %8.8X%8.8X, expecting %8.8X%8.8X",
            ACPI_FORMAT_UINT64 (Temp3->Integer.Value),
            ACPI_FORMAT_UINT64 (Temp1->Integer.Value));
    }

Exit:
    if (Temp1) {AcpiOsFree (Temp1);}
    if (Temp2) {AcpiOsFree (Temp2);}
    if (Temp3) {AcpiOsFree (Temp3);}
    return (AE_OK);
}

static ACPI_STATUS
AcpiDbTestBufferType (
    ACPI_NAMESPACE_NODE     *Node,
    UINT32                  BitLength)
{
    ACPI_OBJECT             *Temp1 = NULL;
    ACPI_OBJECT             *Temp2 = NULL;
    ACPI_OBJECT             *Temp3 = NULL;
    UINT8                   *Buffer;
    ACPI_OBJECT             WriteValue;
    ACPI_STATUS             Status;
    UINT32                  ByteLength;
    UINT32                  i;
    UINT8                   ExtraBits;


    ByteLength = ACPI_ROUND_BITS_UP_TO_BYTES (BitLength);
    if (ByteLength == 0)
    {
        AcpiOsPrintf (" Ignoring zero length buffer");
        return (AE_OK);
    }

    /* Allocate a local buffer */

    Buffer = ACPI_ALLOCATE_ZEROED (ByteLength);
    if (!Buffer)
    {
        return (AE_NO_MEMORY);
    }

    /* Read the original value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_BUFFER, &Temp1);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Emit a few bytes of the buffer */

    AcpiOsPrintf (" (%4.4X/%3.3X)", BitLength, Temp1->Buffer.Length);
    for (i = 0; ((i < 4) && (i < ByteLength)); i++)
    {
        AcpiOsPrintf (" %2.2X", Temp1->Buffer.Pointer[i]);
    }
    AcpiOsPrintf ("...  ");

    /*
     * Write a new value.
     *
     * Handle possible extra bits at the end of the buffer. Can
     * happen for FieldUnits larger than an integer, but the bit
     * count is not an integral number of bytes. Zero out the
     * unused bits.
     */
    memset (Buffer, BUFFER_FILL_VALUE, ByteLength);
    ExtraBits = BitLength % 8;
    if (ExtraBits)
    {
        Buffer [ByteLength - 1] = ACPI_MASK_BITS_ABOVE (ExtraBits);
    }

    WriteValue.Type = ACPI_TYPE_BUFFER;
    WriteValue.Buffer.Length = ByteLength;
    WriteValue.Buffer.Pointer = Buffer;

    Status = AcpiDbWriteToObject (Node, &WriteValue);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Ensure that we can read back the new value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_BUFFER, &Temp2);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    if (memcmp (Temp2->Buffer.Pointer, Buffer, ByteLength))
    {
        AcpiOsPrintf (" MISMATCH 2: New buffer value");
    }

    /* Write back the original value */

    WriteValue.Buffer.Length = ByteLength;
    WriteValue.Buffer.Pointer = Temp1->Buffer.Pointer;

    Status = AcpiDbWriteToObject (Node, &WriteValue);
    if (ACPI_FAILURE (Status))
    {
        goto Exit;
    }

    /* Ensure that we can read back the original value */

    Status = AcpiDbReadFromObject (Node, ACPI_TYPE_BUFFER, &Temp3);
//.........这里部分代码省略.........

static ACPI_STATUS
AcpiDbTestOneObject (
    ACPI_HANDLE             ObjHandle,
    UINT32                  NestingLevel,
    void                    *Context,
    void                    **ReturnValue)
{
    ACPI_NAMESPACE_NODE     *Node;
    ACPI_OPERAND_OBJECT     *ObjDesc;
    ACPI_OPERAND_OBJECT     *RegionObj;
    ACPI_OBJECT_TYPE        LocalType;
    UINT32                  BitLength = 0;
    UINT32                  ByteLength = 0;
    ACPI_STATUS             Status = AE_OK;


    Node = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, ObjHandle);
    ObjDesc = Node->Object;

    /*
     * For the supported types, get the actual bit length or
     * byte length. Map the type to one of Integer/String/Buffer.
     */
    switch (Node->Type)
    {
    case ACPI_TYPE_INTEGER:

        /* Integer width is either 32 or 64 */

        LocalType = ACPI_TYPE_INTEGER;
        BitLength = AcpiGbl_IntegerBitWidth;
        break;

    case ACPI_TYPE_STRING:

        LocalType = ACPI_TYPE_STRING;
        ByteLength = ObjDesc->String.Length;
        break;

    case ACPI_TYPE_BUFFER:

        LocalType = ACPI_TYPE_BUFFER;
        ByteLength = ObjDesc->Buffer.Length;
        BitLength = ByteLength * 8;
        break;

    case ACPI_TYPE_FIELD_UNIT:
    case ACPI_TYPE_BUFFER_FIELD:
    case ACPI_TYPE_LOCAL_REGION_FIELD:
    case ACPI_TYPE_LOCAL_INDEX_FIELD:
    case ACPI_TYPE_LOCAL_BANK_FIELD:

        LocalType = ACPI_TYPE_INTEGER;
        if (ObjDesc)
        {
            /*
             * Returned object will be a Buffer if the field length
             * is larger than the size of an Integer (32 or 64 bits
             * depending on the DSDT version).
             */
            BitLength = ObjDesc->CommonField.BitLength;
            ByteLength = ACPI_ROUND_BITS_UP_TO_BYTES (BitLength);
            if (BitLength > AcpiGbl_IntegerBitWidth)
            {
                LocalType = ACPI_TYPE_BUFFER;
            }
        }
        break;

    default:

        /* Ignore all other types */

        return (AE_OK);
    }

    /* Emit the common prefix: Type:Name */

    AcpiOsPrintf ("%14s: %4.4s",
        AcpiUtGetTypeName (Node->Type), Node->Name.Ascii);
    if (!ObjDesc)
    {
        AcpiOsPrintf (" Ignoring, no attached object\n");
        return (AE_OK);
    }

    /*
     * Check for unsupported region types. Note: AcpiExec simulates
     * access to SystemMemory, SystemIO, PCI_Config, and EC.
     */
    switch (Node->Type)
    {
    case ACPI_TYPE_LOCAL_REGION_FIELD:

        RegionObj = ObjDesc->Field.RegionObj;
        switch (RegionObj->Region.SpaceId)
        {
        case ACPI_ADR_SPACE_SYSTEM_MEMORY:
        case ACPI_ADR_SPACE_SYSTEM_IO:
        case ACPI_ADR_SPACE_PCI_CONFIG:
//.........这里部分代码省略.........

//.........这里部分代码省略.........
    /* Get the object info for number of method parameters */

    Status = AcpiGetObjectInfo (ObjHandle, &ObjInfo);
    if (ACPI_FAILURE (Status))
    {
        ACPI_FREE (Pathname);
        return (Status);
    }

    ParamObjects.Count = 0;
    ParamObjects.Pointer = NULL;

    if (ObjInfo->Type == ACPI_TYPE_METHOD)
    {
        /* Setup default parameters (with proper types) */

        ArgTypeList = Predefined->Info.ArgumentList;
        ArgCount = METHOD_GET_ARG_COUNT (ArgTypeList);

        /*
         * Setup the ACPI-required number of arguments, regardless of what
         * the actual method defines. If there is a difference, then the
         * method is wrong and a warning will be issued during execution.
         */
        ThisParam = Params;
        for (i = 0; i < ArgCount; i++)
        {
            ArgType = METHOD_GET_NEXT_TYPE (ArgTypeList);
            ThisParam->Type = ArgType;

            switch (ArgType)
            {
            case ACPI_TYPE_INTEGER:

                ThisParam->Integer.Value = 1;
                break;

            case ACPI_TYPE_STRING:

                ThisParam->String.Pointer =
                    "This is the default argument string";
                ThisParam->String.Length =
                    strlen (ThisParam->String.Pointer);
                break;

            case ACPI_TYPE_BUFFER:

                ThisParam->Buffer.Pointer = (UINT8 *) Params; /* just a garbage buffer */
                ThisParam->Buffer.Length = 48;
                break;

             case ACPI_TYPE_PACKAGE:

                ThisParam->Package.Elements = NULL;
                ThisParam->Package.Count = 0;
                break;

           default:

                AcpiOsPrintf ("%s: Unsupported argument type: %u\n",
                    Pathname, ArgType);
                break;
            }

            ThisParam++;
        }

        ParamObjects.Count = ArgCount;
        ParamObjects.Pointer = Params;
    }

    ACPI_FREE (ObjInfo);
    ReturnObj.Pointer = NULL;
    ReturnObj.Length = ACPI_ALLOCATE_BUFFER;

    /* Do the actual method execution */

    AcpiGbl_MethodExecuting = TRUE;

    Status = AcpiEvaluateObject (Node, NULL, &ParamObjects, &ReturnObj);

    AcpiOsPrintf ("%-32s returned %s\n",
        Pathname, AcpiFormatException (Status));
    AcpiGbl_MethodExecuting = FALSE;
    ACPI_FREE (Pathname);

    /* Ignore status from method execution */

    Status = AE_OK;

    /* Update count, check if we have executed enough methods */

    Info->Count++;
    if (Info->Count >= Info->MaxCount)
    {
        Status = AE_CTRL_TERMINATE;
    }

    return (Status);
}

static int
ApDoOptions (
    int                     argc,
    char                    **argv)
{
    int                     j;
    ACPI_STATUS             Status;


    /* Command line options */

    while ((j = AcpiGetopt (argc, argv, AP_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch (j)
    {
    /*
     * Global options
     */
    case 'b':   /* Dump all input tables to binary files */

        Gbl_BinaryMode = TRUE;
        continue;

    case 'c':   /* Dump customized tables */

        if (!strcmp (AcpiGbl_Optarg, "on"))
        {
            Gbl_DumpCustomizedTables = TRUE;
        }
        else if (!strcmp (AcpiGbl_Optarg, "off"))
        {
            Gbl_DumpCustomizedTables = FALSE;
        }
        else
        {
            AcpiLogError ("%s: Cannot handle this switch, please use on|off\n",
                AcpiGbl_Optarg);
            return (-1);
        }
        continue;

    case 'h':
    case '?':

        ApDisplayUsage ();
        return (1);

    case 'o':   /* Redirect output to a single file */

        if (ApOpenOutputFile (AcpiGbl_Optarg))
        {
            return (-1);
        }
        continue;

    case 'r':   /* Dump tables from specified RSDP */

        Status = AcpiUtStrtoul64 (AcpiGbl_Optarg, 0, &Gbl_RsdpBase);
        if (ACPI_FAILURE (Status))
        {
            AcpiLogError ("%s: Could not convert to a physical address\n",
                AcpiGbl_Optarg);
            return (-1);
        }
        continue;

    case 's':   /* Print table summaries only */

        Gbl_SummaryMode = TRUE;
        continue;

    case 'x':   /* Do not use XSDT */

        if (!AcpiGbl_DoNotUseXsdt)
        {
            AcpiGbl_DoNotUseXsdt = TRUE;
        }
        else
        {
            Gbl_DoNotDumpXsdt = TRUE;
        }
        continue;

    case 'v':   /* Revision/version */

        AcpiOsPrintf (ACPI_COMMON_SIGNON (AP_UTILITY_NAME));
        return (1);

    case 'z':   /* Verbose mode */

        Gbl_VerboseMode = TRUE;
        AcpiLogError (ACPI_COMMON_SIGNON (AP_UTILITY_NAME));
        continue;

    /*
     * Table options
     */
    case 'a':   /* Get table by physical address */

        if (ApInsertAction (AcpiGbl_Optarg, AP_DUMP_TABLE_BY_ADDRESS))
        {
            return (-1);
//.........这里部分代码省略.........

static ACPI_STATUS
AcpiDbIntegrityWalk (
    ACPI_HANDLE             ObjHandle,
    UINT32                  NestingLevel,
    void                    *Context,
    void                    **ReturnValue)
{
    ACPI_INTEGRITY_INFO     *Info = (ACPI_INTEGRITY_INFO *) Context;
    ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) ObjHandle;
    ACPI_OPERAND_OBJECT     *Object;
    BOOLEAN                 Alias = TRUE;


    Info->Nodes++;

    /* Verify the NS node, and dereference aliases */

    while (Alias)
    {
        if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED)
        {
            AcpiOsPrintf ("Invalid Descriptor Type for Node %p [%s] - is %2.2X should be %2.2X\n",
                Node, AcpiUtGetDescriptorName (Node), ACPI_GET_DESCRIPTOR_TYPE (Node),
                ACPI_DESC_TYPE_NAMED);
            return (AE_OK);
        }

        if ((Node->Type == ACPI_TYPE_LOCAL_ALIAS)  ||
            (Node->Type == ACPI_TYPE_LOCAL_METHOD_ALIAS))
        {
            Node = (ACPI_NAMESPACE_NODE *) Node->Object;
        }
        else
        {
            Alias = FALSE;
        }
    }

    if (Node->Type > ACPI_TYPE_LOCAL_MAX)
    {
        AcpiOsPrintf ("Invalid Object Type for Node %p, Type = %X\n",
            Node, Node->Type);
        return (AE_OK);
    }

    if (!AcpiUtValidAcpiName (Node->Name.Integer))
    {
        AcpiOsPrintf ("Invalid AcpiName for Node %p\n", Node);
        return (AE_OK);
    }

    Object = AcpiNsGetAttachedObject (Node);
    if (Object)
    {
        Info->Objects++;
        if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND)
        {
            AcpiOsPrintf ("Invalid Descriptor Type for Object %p [%s]\n",
                Object, AcpiUtGetDescriptorName (Object));
        }
    }

    return (AE_OK);
}