Пример #1
0
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);
        }

        /* Obtained the local tables, just disassemble the DSDT */

        Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table);
        if (ACPI_FAILURE (Status))
        {
            AcpiOsPrintf ("Could not get DSDT, %s\n",
                AcpiFormatException (Status));
            return (Status);
        }

        AcpiOsPrintf ("\nDisassembly of DSDT\n");
        Prefix = AdGenerateFilename ("dsdt", Table->OemTableId);
    }

    /*
     * Output: ASL code. Redirect to a file if requested
     */
    if (OutToFile)
    {
        /* Create/Open a disassembly output file */

        DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY);
        if (!OutFilename)
        {
            fprintf (stderr, "Could not generate output filename\n");
            Status = AE_ERROR;
            goto Cleanup;
        }

        File = fopen (DisasmFilename, "w+");
        if (!File)
        {
            fprintf (stderr, "Could not open output file %s\n", DisasmFilename);
            Status = AE_ERROR;
            goto Cleanup;
        }

        AcpiOsRedirectOutput (File);
    }

    *OutFilename = DisasmFilename;

    if (!AcpiUtIsAmlTable (Table))
    {
        AdDisassemblerHeader (Filename);
        AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n",
            Table->Signature);
        AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength]  "
            "FieldName : FieldValue\n */\n\n");

        AcpiDmDumpDataTable (Table);
        fprintf (stderr, "Acpi Data Table [%4.4s] decoded\n",
            Table->Signature);
        fprintf (stderr, "Formatted output:  %s - %u bytes\n",
            DisasmFilename, AdGetFileSize (File));
    }
    else
    {
        /* Always parse the tables, only option is what to display */

        Status = AdParseTable (Table, &OwnerId, TRUE, FALSE);
        if (ACPI_FAILURE (Status))
        {
            AcpiOsPrintf ("Could not parse ACPI tables, %s\n",
                AcpiFormatException (Status));
            goto Cleanup;
        }

        if (AslCompilerdebug)
        {
            AcpiOsPrintf ("/**** Before second load\n");

            NsSetupNamespaceListing (File);
            NsDisplayNamespace ();
            AcpiOsPrintf ("*****/\n");
        }

        /* Load namespace from names created within control methods */

        AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,
            AcpiGbl_RootNode, OwnerId);

        /*
         * Cross reference the namespace here, in order to
         * generate External() statements
         */
        AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot,
            AcpiGbl_RootNode, OwnerId);

        if (AslCompilerdebug)
        {
            AcpiDmDumpTree (AcpiGbl_ParseOpRoot);
        }

        /* Find possible calls to external control methods */

        AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot);

        /*
         * If we found any external control methods, we must reparse
         * the entire tree with the new information (namely, the
         * number of arguments per method)
         */
        if (AcpiDmGetExternalMethodCount ())
        {
            fprintf (stderr,
                "\nFound %u external control methods, "
                "reparsing with new information\n",
                AcpiDmGetExternalMethodCount ());

            /* Reparse, rebuild namespace. no need to xref namespace */

            AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
            AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode);

            AcpiGbl_RootNode                    = NULL;
            AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME;
            AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED;
            AcpiGbl_RootNodeStruct.Type         = ACPI_TYPE_DEVICE;
            AcpiGbl_RootNodeStruct.Parent       = NULL;
            AcpiGbl_RootNodeStruct.Child        = NULL;
            AcpiGbl_RootNodeStruct.Peer         = NULL;
            AcpiGbl_RootNodeStruct.Object       = NULL;
            AcpiGbl_RootNodeStruct.Flags        = 0;

            Status = AcpiNsRootInitialize ();
            AcpiDmAddExternalsToNamespace ();

            /* Parse the table again. No need to reload it, however */

            Status = AdParseTable (Table, NULL, FALSE, FALSE);
            if (ACPI_FAILURE (Status))
            {
                AcpiOsPrintf ("Could not parse ACPI tables, %s\n",
                    AcpiFormatException (Status));
                goto Cleanup;
            }

            if (AslCompilerdebug)
            {
                AcpiOsPrintf ("/**** After second load and resource conversion\n");
                NsSetupNamespaceListing (File);
                NsDisplayNamespace ();
                AcpiOsPrintf ("*****/\n");

                AcpiDmDumpTree (AcpiGbl_ParseOpRoot);
            }
        }

        /*
         * Now that the namespace is finalized, we can perform namespace
         * transforms.
         *
         * 1) Convert fixed-offset references to resource descriptors
         *    to symbolic references (Note: modifies namespace)
         */
        AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode);

        /* Optional displays */

        if (AcpiGbl_DbOpt_disasm)
        {
            /* This is the real disassembly */

            AdDisplayTables (Filename, Table);

            /* Dump hex table if requested (-vt) */

            AcpiDmDumpDataTable (Table);

            fprintf (stderr, "Disassembly completed\n");
            fprintf (stderr, "ASL Output:    %s - %u bytes\n",
                DisasmFilename, AdGetFileSize (File));
        }
    }

Cleanup:

    if (Table && !AcpiUtIsAmlTable (Table))
    {
        ACPI_FREE (Table);
    }

    if (OutToFile && File)
    {
        if (AslCompilerdebug) /* Display final namespace, with transforms */
        {
            NsSetupNamespaceListing (File);
            NsDisplayNamespace ();
        }

        fclose (File);
        AcpiOsRedirectOutput (stdout);
    }

    AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
    AcpiGbl_ParseOpRoot = NULL;
    return (Status);
}
Пример #2
0
void
AcpiDmGetExternalsFromFile (
    void)
{
    FILE                    *ExternalRefFile;
    char                    *Token;
    char                    *MethodName;
    UINT32                  ArgCount;
    UINT32                  ImportCount = 0;


    if (!Gbl_ExternalRefFilename)
    {
        return;
    }

    /* Open the file */

    ExternalRefFile = fopen (Gbl_ExternalRefFilename, "r");
    if (!ExternalRefFile)
    {
        fprintf (stderr, "Could not open external reference file \"%s\"\n",
            Gbl_ExternalRefFilename);
        return;
    }

    /* Each line defines a method */

    while (fgets (StringBuffer, ASL_MSG_BUFFER_SIZE, ExternalRefFile))
    {
        Token = strtok (StringBuffer, METHOD_SEPARATORS);   /* "External" */
        if (!Token) continue;
        if (strcmp (Token, "External")) continue;

        MethodName = strtok (NULL, METHOD_SEPARATORS);      /* Method namepath */
        if (!MethodName) continue;

        Token = strtok (NULL, METHOD_SEPARATORS);           /* "MethodObj" */
        if (!Token) continue;
        if (strcmp (Token, "MethodObj")) continue;

        Token = strtok (NULL, METHOD_SEPARATORS);           /* Arg count */
        if (!Token) continue;

        /* Convert arg count string to an integer */

        errno = 0;
        ArgCount = strtoul (Token, NULL, 0);
        if (errno)
        {
            fprintf (stderr, "Invalid argument count (%s)\n", Token);
            continue;
        }
        if (ArgCount > 7)
        {
            fprintf (stderr, "Invalid argument count (%u)\n", ArgCount);
            continue;
        }

        /* Add this external to the global list */

        AcpiOsPrintf ("%s: Importing method external (%u arguments) %s\n",
            Gbl_ExternalRefFilename, ArgCount, MethodName);

        AcpiDmAddToExternalListFromFile (MethodName, ACPI_TYPE_METHOD, ArgCount | 0x80);
        ImportCount++;
    }

    if (!ImportCount)
    {
        fprintf (stderr, "Did not find any external methods in reference file \"%s\"\n",
            Gbl_ExternalRefFilename);
    }
    else
    {
        /* Add the external(s) to the namespace */

        AcpiDmAddExternalsToNamespace ();

        AcpiOsPrintf ("%s: Imported %u external method definitions\n",
            Gbl_ExternalRefFilename, ImportCount);
    }

    fclose (ExternalRefFile);
}
Пример #3
0
static ACPI_STATUS
AdReparseOneTable (
    ACPI_TABLE_HEADER       *Table,
    FILE                    *File,
    ACPI_OWNER_ID           OwnerId)
{
    ACPI_STATUS             Status;


    fprintf (stderr,
        "\nFound %u external control methods, "
        "reparsing with new information\n",
        AcpiDmGetExternalMethodCount ());

    /* Reparse, rebuild namespace */

    AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
    AcpiGbl_ParseOpRoot = NULL;
    AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode);

    AcpiGbl_RootNode                    = NULL;
    AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME;
    AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED;
    AcpiGbl_RootNodeStruct.Type         = ACPI_TYPE_DEVICE;
    AcpiGbl_RootNodeStruct.Parent       = NULL;
    AcpiGbl_RootNodeStruct.Child        = NULL;
    AcpiGbl_RootNodeStruct.Peer         = NULL;
    AcpiGbl_RootNodeStruct.Object       = NULL;
    AcpiGbl_RootNodeStruct.Flags        = 0;

    Status = AcpiNsRootInitialize ();
    if (ACPI_FAILURE (Status))
    {
        return (Status);
    }

    /* New namespace, add the external definitions first */

    AcpiDmAddExternalsToNamespace ();

    /* Parse the table again. No need to reload it, however */

    Status = AdParseTable (Table, NULL, FALSE, FALSE);
    if (ACPI_FAILURE (Status))
    {
        AcpiOsPrintf ("Could not parse ACPI tables, %s\n",
            AcpiFormatException (Status));
        return (Status);
    }

    /* Cross reference the namespace again */

    AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot,
        AcpiGbl_RootNode, OwnerId);

    AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot,
        AcpiGbl_RootNode, OwnerId);

    /* Debug output - namespace and parse tree */

    if (AslCompilerdebug)
    {
        AcpiOsPrintf ("/**** After second load and resource conversion\n");
        if (File)
        {
            NsSetupNamespaceListing (File);
            NsDisplayNamespace ();
        }

        AcpiOsPrintf ("*****/\n");
        AcpiDmDumpTree (AcpiGbl_ParseOpRoot);
    }

    return (AE_OK);
}