예제 #1
0
파일: dbinput.c 프로젝트: 9elements/fwts
ACPI_STATUS
AcpiDbCommandDispatch (
    char                    *InputBuffer,
    ACPI_WALK_STATE         *WalkState,
    ACPI_PARSE_OBJECT       *Op)
{
    UINT32                  Temp;
    UINT32                  CommandIndex;
    UINT32                  ParamCount;
    char                    *CommandLine;
    ACPI_STATUS             Status = AE_CTRL_TRUE;


    /* If AcpiTerminate has been called, terminate this thread */

    if (AcpiGbl_DbTerminateLoop)
    {
        return (AE_CTRL_TERMINATE);
    }

    /* Find command and add to the history buffer */

    ParamCount = AcpiDbGetLine (InputBuffer);
    CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]);
    Temp = 0;

    /*
     * We don't want to add the !! command to the history buffer. It
     * would cause an infinite loop because it would always be the
     * previous command.
     */
    if (CommandIndex != CMD_HISTORY_LAST)
    {
        AcpiDbAddToHistory (InputBuffer);
    }

    /* Verify that we have the minimum number of params */

    if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs)
    {
        AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n",
            ParamCount, AcpiGbl_DbCommands[CommandIndex].Name,
            AcpiGbl_DbCommands[CommandIndex].MinArgs);

        AcpiDbDisplayCommandInfo (
            AcpiGbl_DbCommands[CommandIndex].Name, FALSE);
        return (AE_CTRL_TRUE);
    }

    /* Decode and dispatch the command */

    switch (CommandIndex)
    {
    case CMD_NULL:

        if (Op)
        {
            return (AE_OK);
        }
        break;

    case CMD_ALLOCATIONS:

#ifdef ACPI_DBG_TRACK_ALLOCATIONS
        AcpiUtDumpAllocations ((UINT32) -1, NULL);
#endif
        break;

    case CMD_ARGS:
    case CMD_ARGUMENTS:

        AcpiDbDisplayArguments ();
        break;

    case CMD_BREAKPOINT:

        AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op);
        break;

    case CMD_BUSINFO:

        AcpiDbGetBusInfo ();
        break;

    case CMD_CALL:

        AcpiDbSetMethodCallBreakpoint (Op);
        Status = AE_OK;
        break;

    case CMD_DEBUG:

        AcpiDbExecute (AcpiGbl_DbArgs[1],
            &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP);
        break;

    case CMD_DISASSEMBLE:
    case CMD_DISASM:

        (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]);
        break;

    case CMD_DUMP:

        AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
        break;

    case CMD_EVALUATE:
    case CMD_EXECUTE:

        AcpiDbExecute (AcpiGbl_DbArgs[1],
            &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP);
        break;

    case CMD_FIND:

        Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]);
        break;

    case CMD_GO:

        AcpiGbl_CmSingleStep = FALSE;
        return (AE_OK);

    case CMD_HANDLERS:

        AcpiDbDisplayHandlers ();
        break;

    case CMD_HELP:
    case CMD_HELP2:

        AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]);
        break;

    case CMD_HISTORY:

        AcpiDbDisplayHistory ();
        break;

    case CMD_HISTORY_EXE: /* ! command */

        CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]);
        if (!CommandLine)
        {
            return (AE_CTRL_TRUE);
        }

        Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op);
        return (Status);

    case CMD_HISTORY_LAST: /* !! command */

        CommandLine = AcpiDbGetFromHistory (NULL);
        if (!CommandLine)
        {
            return (AE_CTRL_TRUE);
        }

        Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op);
        return (Status);

    case CMD_INFORMATION:

        AcpiDbDisplayMethodInfo (Op);
        break;

    case CMD_INTEGRITY:

        AcpiDbCheckIntegrity ();
        break;

    case CMD_INTO:

        if (Op)
        {
            AcpiGbl_CmSingleStep = TRUE;
            return (AE_OK);
        }
        break;

    case CMD_LEVEL:

        if (ParamCount == 0)
        {
            AcpiOsPrintf (
                "Current debug level for file output is:    %8.8lX\n",
                AcpiGbl_DbDebugLevel);
            AcpiOsPrintf (
                "Current debug level for console output is: %8.8lX\n",
                AcpiGbl_DbConsoleDebugLevel);
        }
        else if (ParamCount == 2)
        {
            Temp = AcpiGbl_DbConsoleDebugLevel;
            AcpiGbl_DbConsoleDebugLevel =
                strtoul (AcpiGbl_DbArgs[1], NULL, 16);
            AcpiOsPrintf (
                "Debug Level for console output was %8.8lX, now %8.8lX\n",
                Temp, AcpiGbl_DbConsoleDebugLevel);
        }
        else
        {
            Temp = AcpiGbl_DbDebugLevel;
            AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16);
            AcpiOsPrintf (
                "Debug Level for file output was %8.8lX, now %8.8lX\n",
                Temp, AcpiGbl_DbDebugLevel);
        }
        break;

    case CMD_LIST:

        AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op);
        break;

    case CMD_LOCKS:

        AcpiDbDisplayLocks ();
        break;

    case CMD_LOCALS:

        AcpiDbDisplayLocals ();
        break;

    case CMD_METHODS:

        Status = AcpiDbDisplayObjects ("METHOD", AcpiGbl_DbArgs[1]);
        break;

    case CMD_NAMESPACE:

        AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
        break;

    case CMD_NOTIFY:

        Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0);
        AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp);
        break;

    case CMD_OBJECTS:

        AcpiUtStrupr (AcpiGbl_DbArgs[1]);
        Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
        break;

    case CMD_OSI:

        AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
        break;

    case CMD_OWNER:

        AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
        break;

    case CMD_PATHS:

        AcpiDbDumpNamespacePaths ();
        break;

    case CMD_PREFIX:

        AcpiDbSetScope (AcpiGbl_DbArgs[1]);
        break;

    case CMD_REFERENCES:

        AcpiDbFindReferences (AcpiGbl_DbArgs[1]);
        break;

    case CMD_RESOURCES:

        AcpiDbDisplayResources (AcpiGbl_DbArgs[1]);
        break;

    case CMD_RESULTS:

        AcpiDbDisplayResults ();
        break;

    case CMD_SET:

        AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2],
            AcpiGbl_DbArgs[3]);
        break;

    case CMD_STATS:

        Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]);
        break;

    case CMD_STOP:

        return (AE_NOT_IMPLEMENTED);

    case CMD_TABLES:

        AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]);
        break;

    case CMD_TEMPLATE:

        AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]);
        break;

    case CMD_TRACE:

        AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]);
        break;

    case CMD_TREE:

        AcpiDbDisplayCallingTree ();
        break;

    case CMD_TYPE:

        AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]);
        break;

#ifdef ACPI_APPLICATION

    /* Hardware simulation commands. */

    case CMD_ENABLEACPI:
#if (!ACPI_REDUCED_HARDWARE)

        Status = AcpiEnable();
        if (ACPI_FAILURE(Status))
        {
            AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status);
            return (Status);
        }
#endif /* !ACPI_REDUCED_HARDWARE */
        break;

    case CMD_EVENT:

        AcpiOsPrintf ("Event command not implemented\n");
        break;

    case CMD_GPE:

        AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
        break;

    case CMD_GPES:

        AcpiDbDisplayGpes ();
        break;

    case CMD_SCI:

        AcpiDbGenerateSci ();
        break;

    case CMD_SLEEP:

        Status = AcpiDbSleep (AcpiGbl_DbArgs[1]);
        break;

    /* File I/O commands. */

    case CMD_CLOSE:

        AcpiDbCloseDebugFile ();
        break;

    case CMD_LOAD:
        {
            ACPI_NEW_TABLE_DESC     *ListHead = NULL;

            Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1],
                ACPI_GET_ALL_TABLES, &ListHead);
            if (ACPI_SUCCESS (Status))
            {
                AcpiDbLoadTables (ListHead);
            }
        }
        break;

    case CMD_OPEN:

        AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]);
        break;

    /* User space commands. */

    case CMD_TERMINATE:

        AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
        AcpiUtSubsystemShutdown ();

        /*
         * TBD: [Restructure] Need some way to re-initialize without
         * re-creating the semaphores!
         */

        AcpiGbl_DbTerminateLoop = TRUE;
        /*  AcpiInitialize (NULL);  */
        break;

    case CMD_BACKGROUND:

        AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2],
            &AcpiGbl_DbArgTypes[2]);
        break;

    case CMD_THREADS:

        AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2],
            AcpiGbl_DbArgs[3]);
        break;

    /* Debug test commands. */

    case CMD_PREDEFINED:

        AcpiDbCheckPredefinedNames ();
        break;

    case CMD_TEST:

        AcpiDbExecuteTest (AcpiGbl_DbArgs[1]);
        break;

    case CMD_UNLOAD:

        AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]);
        break;
#endif

    case CMD_EXIT:
    case CMD_QUIT:

        if (Op)
        {
            AcpiOsPrintf ("Method execution terminated\n");
            return (AE_CTRL_TERMINATE);
        }

        if (!AcpiGbl_DbOutputToFile)
        {
            AcpiDbgLevel = ACPI_DEBUG_DEFAULT;
        }

#ifdef ACPI_APPLICATION
        AcpiDbCloseDebugFile ();
#endif
        AcpiGbl_DbTerminateLoop = TRUE;
        return (AE_CTRL_TERMINATE);

    case CMD_NOT_FOUND:
    default:

        AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]);
        return (AE_CTRL_TRUE);
    }

    if (ACPI_SUCCESS (Status))
    {
        Status = AE_CTRL_TRUE;
    }

    return (Status);
}
예제 #2
0
파일: adisasm.c 프로젝트: ryo/netbsd-src
static ACPI_STATUS
AdDoExternalFileList (
    char                    *Filename)
{
    ACPI_EXTERNAL_FILE      *ExternalFileList;
    char                    *ExternalFilename;
    ACPI_NEW_TABLE_DESC     *ExternalListHead = NULL;
    ACPI_STATUS             Status;
    ACPI_STATUS             GlobalStatus = AE_OK;
    ACPI_OWNER_ID           OwnerId;


    /*
     * External filenames are specified on the command line like this:
     * Example: iasl -e file1,file2,file3 -d xxx.aml
     */
    ExternalFileList = AcpiGbl_ExternalFileList;

    /* Process each external file */

    while (ExternalFileList)
    {
        ExternalFilename = ExternalFileList->Path;
        if (!strcmp (ExternalFilename, Filename))
        {
            /* Next external file */

            ExternalFileList = ExternalFileList->Next;
            continue;
        }

        AcpiOsPrintf ("External object resolution file %16s\n",
            ExternalFilename);

        Status = AcGetAllTablesFromFile (
            ExternalFilename, ACPI_GET_ONLY_AML_TABLES, &ExternalListHead);
        if (ACPI_FAILURE (Status))
        {
            if (Status == AE_TYPE)
            {
                ExternalFileList = ExternalFileList->Next;
                GlobalStatus = AE_TYPE;
                Status = AE_OK;
                continue;
            }

            return (Status);
        }

        /* Load external tables for symbol resolution */

        while (ExternalListHead)
        {
            Status = AdParseTable (
                ExternalListHead->Table, &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);

            ExternalListHead = ExternalListHead->Next;
        }

        /* Next external file */

        ExternalFileList = ExternalFileList->Next;
    }

    if (ACPI_FAILURE (GlobalStatus))
    {
        return (GlobalStatus);
    }

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

    if (AcpiGbl_ExternalFileList)
    {
        AcpiDmClearExternalList ();
    }

    /* Load any externals defined in the optional external ref file */

    AcpiDmGetExternalsFromFile ();
    return (AE_OK);
}
예제 #3
0
int ACPI_SYSTEM_XFACE
main (
    int                     argc,
    char                    **argv)
{
    ACPI_NEW_TABLE_DESC     *ListHead = NULL;
    ACPI_STATUS             Status;
    int                     j;


    ACPI_DEBUG_INITIALIZE (); /* For debug version only */

    /* Init debug globals and ACPICA */

    AcpiDbgLevel = ACPI_NORMAL_DEFAULT | ACPI_LV_TABLES;
    AcpiDbgLayer = 0xFFFFFFFF;

    /* Set flags so that the interpreter is not used */

    Status = AcpiInitializeSubsystem ();
    ACPI_CHECK_OK (AcpiInitializeSubsystem, Status);
    if (ACPI_FAILURE (Status))
    {
        return (-1);
    }

    printf (ACPI_COMMON_SIGNON (AN_UTILITY_NAME));
    if (argc < 2)
    {
        usage ();
        return (0);
    }

    /* Get the command line options */

    while ((j = AcpiGetopt (argc, argv, AN_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch(j)
    {
    case 'l':

        AcpiGbl_NsLoadOnly = TRUE;
        break;

    case 'v':

        switch (AcpiGbl_Optarg[0])
        {
        case '^':  /* -v: (Version): signon already emitted, just exit */

            exit (0);

        case 'd':

            printf (ACPI_COMMON_BUILD_TIME);
            return (0);

        default:

            printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
            return (-1);
        }
        break;

    case 'x':

        AcpiDbgLevel = strtoul (AcpiGbl_Optarg, NULL, 0);
        printf ("Debug Level: 0x%8.8X\n", AcpiDbgLevel);
        break;

    case '?':
    case 'h':
    default:

        usage();
        return (0);
    }

    /* Get each of the ACPI table files on the command line */

    while (argv[AcpiGbl_Optind])
    {
        /* Get all ACPI AML tables in this file */

        Status = AcGetAllTablesFromFile (argv[AcpiGbl_Optind],
            ACPI_GET_ALL_TABLES, &ListHead);
        if (ACPI_FAILURE (Status))
        {
            return (-1);
        }

        AcpiGbl_Optind++;
    }

    printf ("\n");

    /*
     * The next argument is the filename for the DSDT or SSDT.
     * Open the file, build namespace and dump it.
     */
    return (AnDumpEntireNamespace (ListHead));
}
예제 #4
0
파일: adisasm.c 프로젝트: ryo/netbsd-src
ACPI_STATUS
AdAmlDisassemble (
    BOOLEAN                 OutToFile,
    char                    *Filename,
    char                    *Prefix,
    char                    **OutFilename)
{
    ACPI_STATUS             Status;
    char                    *DisasmFilename = NULL;
    FILE                    *File = NULL;
    ACPI_TABLE_HEADER       *Table = NULL;
    ACPI_NEW_TABLE_DESC     *ListHead = NULL;


    /*
     * Input: AML code from either a file or via GetTables (memory or
     * registry)
     */
    if (Filename)
    {
        /* Get the list of all AML tables in the file */

        Status = AcGetAllTablesFromFile (Filename,
            ACPI_GET_ALL_TABLES, &ListHead);
        if (ACPI_FAILURE (Status))
        {
            AcpiOsPrintf ("Could not get ACPI tables from %s, %s\n",
                Filename, AcpiFormatException (Status));
            return (Status);
        }

        /* Process any user-specified files for external objects */

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

        if (!AcpiGbl_DmOpt_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 (!DisasmFilename)
        {
            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;

    /* Disassemble all AML tables within the file */

    while (ListHead)
    {
        Status = AdDisassembleOneTable (ListHead->Table,
            File, Filename, DisasmFilename);
        if (ACPI_FAILURE (Status))
        {
            break;
        }

        ListHead = ListHead->Next;
    }

Cleanup:

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

    if (File)
    {
        fclose (File);
        AcpiOsRedirectOutput (stdout);
    }

    AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot);
    AcpiGbl_ParseOpRoot = NULL;
    return (Status);
}
예제 #5
0
int ACPI_SYSTEM_XFACE
main (
    int                     argc,
    char                    **argv)
{
    ACPI_NEW_TABLE_DESC     *ListHead = NULL;
    ACPI_STATUS             Status;
    UINT32                  InitFlags;
    int                     ExitCode = 0;


    ACPI_DEBUG_INITIALIZE (); /* For debug version only */
    signal (SIGINT, AeCtrlCHandler);

    /* Init debug globals */

    AcpiDbgLevel = ACPI_NORMAL_DEFAULT;
    AcpiDbgLayer = 0xFFFFFFFF;

    /*
     * Initialize ACPICA and start debugger thread.
     *
     * NOTE: After ACPICA initialization, AcpiTerminate MUST be called
     * before this procedure exits -- otherwise, the console may be
     * left in an incorrect state.
     */
    Status = AcpiInitializeSubsystem ();
    ACPI_CHECK_OK (AcpiInitializeSubsystem, Status);
    if (ACPI_FAILURE (Status))
    {
        goto ErrorExit;
    }

    /* ACPICA runtime configuration */

    AcpiGbl_MaxLoopIterations = 400;


    /* Initialize the AML debugger */

    Status = AcpiInitializeDebugger ();
    ACPI_CHECK_OK (AcpiInitializeDebugger, Status);
    if (ACPI_FAILURE (Status))
    {
        goto ErrorExit;
    }

    printf (ACPI_COMMON_SIGNON (ACPIEXEC_NAME));
    if (argc < 2)
    {
        usage ();
        goto NormalExit;
    }

    /* Get the command line options */

    ExitCode = AeDoOptions (argc, argv);
    if (ExitCode)
    {
        if (ExitCode > 0)
        {
            ExitCode = 0;
        }

        goto ErrorExit;
    }

    /* The remaining arguments are filenames for ACPI tables */

    if (!argv[AcpiGbl_Optind])
    {
        goto EnterDebugger;
    }

    AcpiGbl_CstyleDisassembly = FALSE; /* Not supported for AcpiExec */

    /* Get each of the ACPI table files on the command line */

    while (argv[AcpiGbl_Optind])
    {
        /* Get all ACPI AML tables in this file */

        Status = AcGetAllTablesFromFile (argv[AcpiGbl_Optind],
            ACPI_GET_ALL_TABLES, &ListHead);
        if (ACPI_FAILURE (Status))
        {
            ExitCode = -1;
            goto ErrorExit;
        }

        AcpiGbl_Optind++;
    }

    printf ("\n");

    /* Build a local RSDT with all tables and let ACPICA process the RSDT */

    Status = AeBuildLocalTables (ListHead);
    if (ACPI_FAILURE (Status))
    {
        goto ErrorExit;
    }

    /* Install all of the ACPI tables */

    Status = AeInstallTables ();
    if (ACPI_FAILURE (Status))
    {
        printf ("**** Could not install ACPI tables, %s\n",
            AcpiFormatException (Status));
        goto EnterDebugger;
    }

    /*
     * Install most of the handlers (Regions, Notify, Table, etc.)
     * Override the default region handlers, especially SystemMemory,
     * which is simulated in this utility.
     */
    Status = AeInstallEarlyHandlers ();
    if (ACPI_FAILURE (Status))
    {
        goto EnterDebugger;
    }

    /* Setup initialization flags for ACPICA */

    InitFlags = (ACPI_NO_HANDLER_INIT | ACPI_NO_ACPI_ENABLE);
    if (AcpiGbl_DbOpt_NoIniMethods)
    {
        InitFlags |= (ACPI_NO_DEVICE_INIT | ACPI_NO_OBJECT_INIT);
    }

    /*
     * Main initialization for ACPICA subsystem
     * TBD: Need a way to call this after the ACPI table "LOAD" command?
     *
     * NOTE: This initialization does not match the _Lxx and _Exx methods
     * to individual GPEs, as there are no real GPEs when the hardware
     * is simulated - because there is no namespace until AeLoadTables is
     * executed. This may have to change if AcpiExec is ever run natively
     * on actual hardware (such as under UEFI).
     */
    Status = AcpiEnableSubsystem (InitFlags);
    if (ACPI_FAILURE (Status))
    {
        printf ("**** Could not EnableSubsystem, %s\n",
            AcpiFormatException (Status));
        goto EnterDebugger;
    }

    Status = AeLoadTables ();

    /*
     * Exit namespace initialization for the "load namespace only" option.
     * No control methods will be executed. However, still enter the
     * the debugger.
     */
    if (AcpiGbl_AeLoadOnly)
    {
        goto EnterDebugger;
    }

    if (ACPI_FAILURE (Status))
    {
        printf ("**** Could not load ACPI tables, %s\n",
            AcpiFormatException (Status));
        goto EnterDebugger;
    }

    /*
     * Install handlers for "device driver" space IDs (EC,SMBus, etc.)
     * and fixed event handlers
     */
    AeInstallLateHandlers ();

    /* Finish the ACPICA initialization */

    Status = AcpiInitializeObjects (InitFlags);
    if (ACPI_FAILURE (Status))
    {
        printf ("**** Could not InitializeObjects, %s\n",
            AcpiFormatException (Status));
        goto EnterDebugger;
    }

    AeMiscellaneousTests ();


EnterDebugger:

    /* Exit if error above and we are in one of the batch modes */

    if (ACPI_FAILURE (Status) && (AcpiGbl_ExecutionMode > 0))
    {
        goto ErrorExit;
    }

    /* Run a batch command or enter the command loop */

    switch (AcpiGbl_ExecutionMode)
    {
    default:
    case AE_MODE_COMMAND_LOOP:

        AcpiRunDebugger (NULL);
        break;

    case AE_MODE_BATCH_MULTIPLE:

        AcpiRunDebugger (BatchBuffer);
        break;

    case AE_MODE_BATCH_SINGLE:

        AcpiDbExecute (BatchBuffer, NULL, NULL, EX_NO_SINGLE_STEP);
        break;
    }

    /* Shut down the debugger and ACPICA */

    AcpiTerminateDebugger ();

NormalExit:
    ExitCode = 0;

ErrorExit:
    (void) AcpiOsTerminate ();
    return (ExitCode);
}