Example #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);
}
Example #2
0
static ACPI_STATUS
AdDisassembleOneTable (
    ACPI_TABLE_HEADER       *Table,
    FILE                    *File,
    char                    *Filename,
    char                    *DisasmFilename)
{
    ACPI_STATUS             Status;
    ACPI_OWNER_ID           OwnerId;


    /* ForceAmlDisassembly means to assume the table contains valid AML */

    if (!AcpiGbl_ForceAmlDisassembly && !AcpiUtIsAmlTable (Table))
    {
        AdDisassemblerHeader (Filename, ACPI_IS_DATA_TABLE);

        /* This is a "Data Table" (non-AML table) */

        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);

        if (File)
        {
            fprintf (stderr, "Formatted output:  %s - %u bytes\n",
                DisasmFilename, CmGetFileSize (File));
        }

        return (AE_OK);
    }

    /*
     * This is an AML table (DSDT or SSDT).
     * 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));
        return (Status);
    }

    /* Debug output, namespace and parse tree */

    if (AslCompilerdebug && File)
    {
        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 ())
    {
        Status = AdReparseOneTable (Table, File, OwnerId);
        if (ACPI_FAILURE (Status))
        {
            return (Status);
        }
    }

    /*
     * 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_DmOpt_Disasm)
    {
        /* This is the real disassembly */

        AdDisplayTables (Filename, Table);

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

        AcpiDmDumpDataTable (Table);

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

        if (Gbl_MapfileFlag)
        {
            fprintf (stderr, "%14s %s - %u bytes\n",
                Gbl_Files[ASL_FILE_MAP_OUTPUT].ShortDescription,
                Gbl_Files[ASL_FILE_MAP_OUTPUT].Filename,
                FlGetFileSize (ASL_FILE_MAP_OUTPUT));
        }
    }

    return (AE_OK);
}
Example #3
0
static ACPI_STATUS
DtCreateOneTemplate (
    char                    *Signature,
    ACPI_DMTABLE_DATA       *TableData)
{
    char                    *DisasmFilename;
    FILE                    *File;
    ACPI_STATUS             Status = AE_OK;
    ACPI_SIZE               Actual;


    /* New file will have a .asl suffix */

    DisasmFilename = FlGenerateFilename (
        Signature, FILE_SUFFIX_ASL_CODE);
    if (!DisasmFilename)
    {
        fprintf (stderr, "Could not generate output filename\n");
        return (AE_ERROR);
    }

    /* Probably should prompt to overwrite the file */

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

    /* Emit the common file header */

    AcpiOsRedirectOutput (File);

    AcpiOsPrintf ("/*\n");
    AcpiOsPrintf (ACPI_COMMON_HEADER ("iASL Compiler/Disassembler", " * "));

    AcpiOsPrintf (" * Template for [%4.4s] ACPI Table\n",
        Signature);

    /* Dump the actual ACPI table */

    if (TableData)
    {
        /* Normal case, tables that appear in AcpiDmTableData */

        if (Gbl_VerboseTemplates)
        {
            AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength]"
                "  FieldName : HexFieldValue\n */\n\n");
        }
        else
        {
            AcpiOsPrintf (" * Format: [ByteLength]"
                "  FieldName : HexFieldValue\n */\n\n");
        }

        AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
            TableData->Template));
    }
    else
    {
        /* Special ACPI tables - DSDT, SSDT, FADT, RSDP */

        AcpiOsPrintf (" */\n\n");
        if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_DSDT))
        {
            Actual = fwrite (TemplateDsdt, 1, sizeof (TemplateDsdt) -1, File);
            if (Actual != sizeof (TemplateDsdt) -1)
            {
                fprintf (stderr,
                    "Could not write to output file %s\n", DisasmFilename);
                Status = AE_ERROR;
                goto Cleanup;
            }
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_SSDT))
        {
            Actual = fwrite (TemplateSsdt, 1, sizeof (TemplateSsdt) -1, File);
            if (Actual != sizeof (TemplateSsdt) -1)
            {
                fprintf (stderr,
                    "Could not write to output file %s\n", DisasmFilename);
                Status = AE_ERROR;
                goto Cleanup;
            }
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_FACS)) /* FADT */
        {
            AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
                TemplateFacs));
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_RSDP_NAME))
        {
            AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
                TemplateRsdp));
        }
        else
        {
            fprintf (stderr,
                "%4.4s, Unrecognized ACPI table signature\n", Signature);
            Status = AE_ERROR;
            goto Cleanup;
        }
    }

    fprintf (stderr,
        "Created ACPI table template for [%4.4s], written to \"%s\"\n",
        Signature, DisasmFilename);

Cleanup:
    fclose (File);
    AcpiOsRedirectOutput (stdout);
    ACPI_FREE (DisasmFilename);
    return (Status);
}
Example #4
0
static ACPI_STATUS
DtCreateOneTemplate (
    char                    *Signature,
    UINT32                  TableCount,
    const ACPI_DMTABLE_DATA  *TableData)
{
    char                    *DisasmFilename;
    FILE                    *File;
    ACPI_STATUS             Status = AE_OK;
    int                     Actual;
    UINT32                  i;


    /* New file will have a .asl suffix */

    DisasmFilename = FlGenerateFilename (
        Signature, FILE_SUFFIX_ASL_CODE);
    if (!DisasmFilename)
    {
        fprintf (stderr, "Could not generate output filename\n");
        return (AE_ERROR);
    }

    AcpiUtStrlwr (DisasmFilename);
    if (!UtQueryForOverwrite (DisasmFilename))
    {
        return (AE_ERROR);
    }

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

    /* Emit the common file header */

    AcpiOsRedirectOutput (File);

    AcpiOsPrintf ("/*\n");
    AcpiOsPrintf (ACPI_COMMON_HEADER ("iASL Compiler/Disassembler", " * "));

    if (TableCount == 0)
    {
        AcpiOsPrintf (" * Template for [%4.4s] ACPI Table",
            Signature);
    }
    else
    {
        AcpiOsPrintf (" * Template for [%4.4s] and %u [SSDT] ACPI Tables",
            Signature, TableCount);
    }

    /* Dump the actual ACPI table */

    if (TableData)
    {
        /* Normal case, tables that appear in AcpiDmTableData */

        AcpiOsPrintf (" (static data table)\n");

        if (AslGbl_VerboseTemplates)
        {
            AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength]"
                "  FieldName : HexFieldValue\n */\n\n");
        }
        else
        {
            AcpiOsPrintf (" * Format: [ByteLength]"
                "  FieldName : HexFieldValue\n */\n");
        }

        AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
            TableData->Template));
    }
    else
    {
        /* Special ACPI tables - DSDT, SSDT, OSDT, FACS, RSDP */

        AcpiOsPrintf (" (AML byte code table)\n");
        AcpiOsPrintf (" */\n");

        if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_DSDT))
        {
            Actual = DtEmitDefinitionBlock (
                File, DisasmFilename, ACPI_SIG_DSDT, 1);
            if (Actual < 0)
            {
                Status = AE_ERROR;
                goto Cleanup;
            }

            /* Emit any requested SSDTs into the same file */

            for (i = 1; i <= TableCount; i++)
            {
                Actual = DtEmitDefinitionBlock (
                    File, DisasmFilename, ACPI_SIG_SSDT, i + 1);
                if (Actual < 0)
                {
                    Status = AE_ERROR;
                    goto Cleanup;
                }
            }
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_SSDT))
        {
            Actual = DtEmitDefinitionBlock (
                File, DisasmFilename, ACPI_SIG_SSDT, 1);
            if (Actual < 0)
            {
                Status = AE_ERROR;
                goto Cleanup;
            }
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_OSDT))
        {
            Actual = DtEmitDefinitionBlock (
                File, DisasmFilename, ACPI_SIG_OSDT, 1);
            if (Actual < 0)
            {
                Status = AE_ERROR;
                goto Cleanup;
            }
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_SIG_FACS))
        {
            AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
                TemplateFacs));
        }
        else if (ACPI_COMPARE_NAME (Signature, ACPI_RSDP_NAME))
        {
            AcpiDmDumpDataTable (ACPI_CAST_PTR (ACPI_TABLE_HEADER,
                TemplateRsdp));
        }
        else
        {
            fprintf (stderr,
                "%4.4s, Unrecognized ACPI table signature\n", Signature);
            Status = AE_ERROR;
            goto Cleanup;
        }
    }

    if (TableCount == 0)
    {
        fprintf (stderr,
            "Created ACPI table template for [%4.4s], "
            "written to \"%s\"\n",
            Signature, DisasmFilename);
    }
    else
    {
        fprintf (stderr,
            "Created ACPI table templates for [%4.4s] "
            "and %u [SSDT], written to \"%s\"\n",
            Signature, TableCount, DisasmFilename);
    }

Cleanup:
    fclose (File);
    AcpiOsRedirectOutput (stdout);
    return (Status);
}