1 /*******************************************************************************
3 * Module Name: dbinput - user front-end to the AML debugger
6 ******************************************************************************/
8 /******************************************************************************
12 * Some or all of this work - Copyright (c) 1999 - 2004, Intel Corp.
13 * All rights reserved.
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights. You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code. No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
38 * The above copyright and patent license is granted only if the following
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision. In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change. Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee. Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution. In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
73 * 3.4. Intel retains all right, title, and interest in and to the Original
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
81 * 4. Disclaimer and Export Compliance
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government. In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
115 *****************************************************************************/
118 #include <contrib/dev/acpica/acpi.h>
119 #include <contrib/dev/acpica/acdebug.h>
124 #define _COMPONENT ACPI_CA_DEBUGGER
125 ACPI_MODULE_NAME ("dbinput")
129 * Top-level debugger commands.
131 * This list of commands must match the string table below it
133 enum AcpiExDebuggerCommands
190 #define CMD_FIRST_VALID 2
193 static const COMMAND_INFO AcpiGbl_DbCommands[] =
252 /*******************************************************************************
254 * FUNCTION: AcpiDbDisplayHelp
256 * PARAMETERS: HelpType - Subcommand (optional)
260 * DESCRIPTION: Print a usage message.
262 ******************************************************************************/
270 /* No parameter, just give the overview */
274 AcpiOsPrintf ("ACPI CA Debugger Commands\n\n");
275 AcpiOsPrintf ("The following classes of commands are available. Help is available for\n");
276 AcpiOsPrintf ("each class by entering \"Help <ClassName>\"\n\n");
277 AcpiOsPrintf (" [GENERAL] General-Purpose Commands\n");
278 AcpiOsPrintf (" [NAMESPACE] Namespace Access Commands\n");
279 AcpiOsPrintf (" [METHOD] Control Method Execution Commands\n");
280 AcpiOsPrintf (" [STATISTICS] Statistical Information\n");
281 AcpiOsPrintf (" [FILE] File I/O Commands\n");
286 * Parameter is the command class
288 * The idea here is to keep each class of commands smaller than a screenful
293 AcpiOsPrintf ("\nGeneral-Purpose Commands\n\n");
294 AcpiOsPrintf ("Allocations Display list of current memory allocations\n");
295 AcpiOsPrintf ("Dump <Address>|<Namepath>\n");
296 AcpiOsPrintf (" [Byte|Word|Dword|Qword] Display ACPI objects or memory\n");
297 AcpiOsPrintf ("EnableAcpi Enable ACPI (hardware) mode\n");
298 AcpiOsPrintf ("Help This help screen\n");
299 AcpiOsPrintf ("History Display command history buffer\n");
300 AcpiOsPrintf ("Level [<DebugLevel>] [console] Get/Set debug level for file or console\n");
301 AcpiOsPrintf ("Locks Current status of internal mutexes\n");
302 AcpiOsPrintf ("Quit or Exit Exit this command\n");
303 AcpiOsPrintf ("Stats [Allocations|Memory|Misc\n");
304 AcpiOsPrintf (" |Objects|Sizes|Stack|Tables] Display namespace and memory statistics\n");
305 AcpiOsPrintf ("Tables Display info about loaded ACPI tables\n");
306 AcpiOsPrintf ("Unload <TableSig> [Instance] Unload an ACPI table\n");
307 AcpiOsPrintf ("! <CommandNumber> Execute command from history buffer\n");
308 AcpiOsPrintf ("!! Execute last command again\n");
312 AcpiOsPrintf ("\nStats Subcommands\n\n");
313 AcpiOsPrintf ("Allocations Display list of current memory allocations\n");
314 AcpiOsPrintf ("Memory Dump internal memory lists\n");
315 AcpiOsPrintf ("Misc Namespace search and mutex stats\n");
316 AcpiOsPrintf ("Objects Summary of namespace objects\n");
317 AcpiOsPrintf ("Sizes Sizes for each of the internal objects\n");
318 AcpiOsPrintf ("Stack Display CPU stack usage\n");
319 AcpiOsPrintf ("Tables Info about current ACPI table(s)\n");
323 AcpiOsPrintf ("\nNamespace Access Commands\n\n");
324 AcpiOsPrintf ("Disassemble <Method> Disassemble a control method\n");
325 AcpiOsPrintf ("Event <F|G> <Value> Generate AcpiEvent (Fixed/GPE)\n");
326 AcpiOsPrintf ("Find <Name> (? is wildcard) Find ACPI name(s) with wildcards\n");
327 AcpiOsPrintf ("Gpe <GpeNum> <GpeBlock> Simulate a GPE\n");
328 AcpiOsPrintf ("Gpes Display info on all GPEs\n");
329 AcpiOsPrintf ("Integrity Validate namespace integrity\n");
330 AcpiOsPrintf ("Method Display list of loaded control methods\n");
331 AcpiOsPrintf ("Namespace [<Addr>|<Path>] [Depth] Display loaded namespace tree/subtree\n");
332 AcpiOsPrintf ("Notify <NamePath> <Value> Send a notification\n");
333 AcpiOsPrintf ("Objects <ObjectType> Display all objects of the given type\n");
334 AcpiOsPrintf ("Owner <OwnerId> [Depth] Display loaded namespace by object owner\n");
335 AcpiOsPrintf ("Prefix [<NamePath>] Set or Get current execution prefix\n");
336 AcpiOsPrintf ("References <Addr> Find all references to object at addr\n");
337 AcpiOsPrintf ("Resources xxx Get and display resources\n");
338 AcpiOsPrintf ("Sleep <SleepState> Simulate sleep/wake sequence\n");
339 AcpiOsPrintf ("Terminate Delete namespace and all internal objects\n");
340 AcpiOsPrintf ("Thread <Threads><Loops><NamePath> Spawn threads to execute method(s)\n");
341 AcpiOsPrintf ("Type <Object> Display object type\n");
345 AcpiOsPrintf ("\nControl Method Execution Commands\n\n");
346 AcpiOsPrintf ("Arguments (or Args) Display method arguments\n");
347 AcpiOsPrintf ("Breakpoint <AmlOffset> Set an AML execution breakpoint\n");
348 AcpiOsPrintf ("Call Run to next control method invocation\n");
349 AcpiOsPrintf ("Debug <Namepath> [Arguments] Single Step a control method\n");
350 AcpiOsPrintf ("Execute <Namepath> [Arguments] Execute control method\n");
351 AcpiOsPrintf ("Go Allow method to run to completion\n");
352 AcpiOsPrintf ("Information Display info about the current method\n");
353 AcpiOsPrintf ("Into Step into (not over) a method call\n");
354 AcpiOsPrintf ("List [# of Aml Opcodes] Display method ASL statements\n");
355 AcpiOsPrintf ("Locals Display method local variables\n");
356 AcpiOsPrintf ("Results Display method result stack\n");
357 AcpiOsPrintf ("Set <A|L> <#> <Value> Set method data (Arguments/Locals)\n");
358 AcpiOsPrintf ("Stop Terminate control method\n");
359 AcpiOsPrintf ("Tree Display control method calling tree\n");
360 AcpiOsPrintf ("<Enter> Single step next AML opcode (over calls)\n");
364 AcpiOsPrintf ("\nFile I/O Commands\n\n");
365 AcpiOsPrintf ("Close Close debug output file\n");
366 AcpiOsPrintf ("Open <Output Filename> Open a file for debug output\n");
367 AcpiOsPrintf ("Load <Input Filename> Load ACPI table from a file\n");
371 AcpiOsPrintf ("Unrecognized Command Class: %s\n", HelpType);
377 /*******************************************************************************
379 * FUNCTION: AcpiDbGetNextToken
381 * PARAMETERS: String - Command buffer
382 * Next - Return value, end of next token
384 * RETURN: Pointer to the start of the next token.
386 * DESCRIPTION: Command line parsing. Get the next token on the command line
388 ******************************************************************************/
398 /* At end of buffer? */
400 if (!String || !(*String))
405 /* Get rid of any spaces at the beginning */
409 while (*String && (*String == ' '))
422 /* Find end of token */
424 while (*String && (*String != ' '))
443 /*******************************************************************************
445 * FUNCTION: AcpiDbGetLine
447 * PARAMETERS: InputBuffer - Command line buffer
451 * DESCRIPTION: Get the next command line from the user. Gets entire line
452 * up to the next newline
454 ******************************************************************************/
466 ACPI_STRCPY (AcpiGbl_DbParsedBuf, InputBuffer);
467 ACPI_STRUPR (AcpiGbl_DbParsedBuf);
469 This = AcpiGbl_DbParsedBuf;
470 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++)
472 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next);
473 if (!AcpiGbl_DbArgs[i])
481 /* Uppercase the actual command */
483 if (AcpiGbl_DbArgs[0])
485 ACPI_STRUPR (AcpiGbl_DbArgs[0]);
491 Count--; /* Number of args only */
498 /*******************************************************************************
500 * FUNCTION: AcpiDbMatchCommand
502 * PARAMETERS: UserCommand - User command line
504 * RETURN: Index into command array, -1 if not found
506 * DESCRIPTION: Search command array for a command match
508 ******************************************************************************/
517 if (!UserCommand || UserCommand[0] == 0)
522 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++)
524 if (ACPI_STRSTR (AcpiGbl_DbCommands[i].Name, UserCommand) ==
525 AcpiGbl_DbCommands[i].Name)
531 /* Command not recognized */
533 return (CMD_NOT_FOUND);
537 /*******************************************************************************
539 * FUNCTION: AcpiDbCommandDispatch
541 * PARAMETERS: InputBuffer - Command line buffer
542 * WalkState - Current walk
543 * Op - Current (executing) parse op
547 * DESCRIPTION: Command dispatcher. Called from two places:
549 ******************************************************************************/
552 AcpiDbCommandDispatch (
554 ACPI_WALK_STATE *WalkState,
555 ACPI_PARSE_OBJECT *Op)
561 ACPI_STATUS Status = AE_CTRL_TRUE;
564 /* If AcpiTerminate has been called, terminate this thread */
566 if (AcpiGbl_DbTerminateThreads)
568 return (AE_CTRL_TERMINATE);
571 ParamCount = AcpiDbGetLine (InputBuffer);
572 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]);
575 /* Verify that we have the minimum number of params */
577 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs)
579 AcpiOsPrintf ("%d parameters entered, [%s] requires %d parameters\n",
580 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, AcpiGbl_DbCommands[CommandIndex].MinArgs);
581 return (AE_CTRL_TRUE);
584 /* Decode and dispatch the command */
586 switch (CommandIndex)
595 case CMD_ALLOCATIONS:
597 #ifdef ACPI_DBG_TRACK_ALLOCATIONS
598 AcpiUtDumpAllocations ((UINT32) -1, NULL);
604 AcpiDbDisplayArguments ();
608 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op);
612 AcpiDbSetMethodCallBreakpoint (Op);
617 AcpiDbCloseDebugFile ();
621 AcpiDbExecute (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], EX_SINGLE_STEP);
624 case CMD_DISASSEMBLE:
625 AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]);
629 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
633 Status = AcpiEnable();
634 if (ACPI_FAILURE(Status))
636 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status);
642 AcpiOsPrintf ("Event command not implemented\n");
646 AcpiDbExecute (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], EX_NO_SINGLE_STEP);
650 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]);
654 AcpiGbl_CmSingleStep = FALSE;
658 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
662 AcpiDbDisplayGpes ();
667 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]);
671 AcpiDbDisplayHistory ();
674 case CMD_HISTORY_EXE:
675 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]);
678 return (AE_CTRL_TRUE);
681 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op);
682 if (ACPI_SUCCESS (Status))
684 Status = AE_CTRL_TRUE;
688 case CMD_HISTORY_LAST:
689 CommandLine = AcpiDbGetFromHistory (NULL);
692 return (AE_CTRL_TRUE);
695 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op);
696 if (ACPI_SUCCESS (Status))
698 Status = AE_CTRL_TRUE;
702 case CMD_INFORMATION:
703 AcpiDbDisplayMethodInfo (Op);
707 AcpiDbCheckIntegrity ();
713 AcpiGbl_CmSingleStep = TRUE;
721 AcpiOsPrintf ("Current debug level for file output is: %8.8lX\n", AcpiGbl_DbDebugLevel);
722 AcpiOsPrintf ("Current debug level for console output is: %8.8lX\n", AcpiGbl_DbConsoleDebugLevel);
724 else if (ParamCount == 2)
726 Temp = AcpiGbl_DbConsoleDebugLevel;
727 AcpiGbl_DbConsoleDebugLevel = ACPI_STRTOUL (AcpiGbl_DbArgs[1], NULL, 16);
728 AcpiOsPrintf ("Debug Level for console output was %8.8lX, now %8.8lX\n", Temp, AcpiGbl_DbConsoleDebugLevel);
732 Temp = AcpiGbl_DbDebugLevel;
733 AcpiGbl_DbDebugLevel = ACPI_STRTOUL (AcpiGbl_DbArgs[1], NULL, 16);
734 AcpiOsPrintf ("Debug Level for file output was %8.8lX, now %8.8lX\n", Temp, AcpiGbl_DbDebugLevel);
739 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op);
743 Status = AcpiDbGetTableFromFile (AcpiGbl_DbArgs[1], NULL);
744 if (ACPI_FAILURE (Status))
751 AcpiDbDisplayLocks ();
755 AcpiDbDisplayLocals ();
759 Status = AcpiDbDisplayObjects ("METHOD", AcpiGbl_DbArgs[1]);
763 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
767 Temp = ACPI_STRTOUL (AcpiGbl_DbArgs[2], NULL, 0);
768 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp);
772 ACPI_STRUPR (AcpiGbl_DbArgs[1]);
773 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
777 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]);
781 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
785 AcpiDbSetScope (AcpiGbl_DbArgs[1]);
789 AcpiDbFindReferences (AcpiGbl_DbArgs[1]);
793 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]);
797 AcpiDbDisplayResults ();
801 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]);
805 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]);
809 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]);
813 return (AE_NOT_IMPLEMENTED);
816 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]);
820 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT);
821 AcpiUtSubsystemShutdown ();
823 /* TBD: [Restructure] Need some way to re-initialize without re-creating the semaphores! */
825 /* AcpiInitialize (NULL); */
829 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]);
833 AcpiDbDisplayCallingTree ();
837 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]);
841 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]);
848 AcpiOsPrintf ("Method execution terminated\n");
849 return (AE_CTRL_TERMINATE);
852 if (!AcpiGbl_DbOutputToFile)
854 AcpiDbgLevel = ACPI_DEBUG_DEFAULT;
859 /* AcpiUtSubsystemShutdown (); */
860 AcpiDbCloseDebugFile ();
862 AcpiGbl_DbTerminateThreads = TRUE;
864 return (AE_CTRL_TERMINATE);
868 AcpiOsPrintf ("Unknown Command\n");
869 return (AE_CTRL_TRUE);
873 /* Add all commands that come here to the history buffer */
875 AcpiDbAddToHistory (InputBuffer);
880 /*******************************************************************************
882 * FUNCTION: AcpiDbExecuteThread
884 * PARAMETERS: Context - Not used
888 * DESCRIPTION: Debugger execute thread. Waits for a command line, then
889 * simply dispatches it.
891 ******************************************************************************/
893 void ACPI_SYSTEM_XFACE
894 AcpiDbExecuteThread (
897 ACPI_STATUS Status = AE_OK;
901 while (Status != AE_CTRL_TERMINATE)
903 AcpiGbl_MethodExecuting = FALSE;
904 AcpiGbl_StepToNextCall = FALSE;
906 MStatus = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_READY);
907 if (ACPI_FAILURE (MStatus))
912 Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL);
914 MStatus = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_COMPLETE);
915 if (ACPI_FAILURE (MStatus))
923 /*******************************************************************************
925 * FUNCTION: AcpiDbSingleThread
931 * DESCRIPTION: Debugger execute thread. Waits for a command line, then
932 * simply dispatches it.
934 ******************************************************************************/
941 AcpiGbl_MethodExecuting = FALSE;
942 AcpiGbl_StepToNextCall = FALSE;
944 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL);
948 /*******************************************************************************
950 * FUNCTION: AcpiDbUserCommands
952 * PARAMETERS: Prompt - User prompt (depends on mode)
953 * Op - Current executing parse op
957 * DESCRIPTION: Command line execution for the AML debugger. Commands are
958 * matched and dispatched here.
960 ******************************************************************************/
965 ACPI_PARSE_OBJECT *Op)
967 ACPI_STATUS Status = AE_OK;
970 /* TBD: [Restructure] Need a separate command line buffer for step mode */
972 while (!AcpiGbl_DbTerminateThreads)
974 /* Force output to console until a command is entered */
976 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT);
978 /* Different prompt if method is executing */
980 if (!AcpiGbl_MethodExecuting)
982 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_COMMAND_PROMPT);
986 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_EXECUTE_PROMPT);
989 /* Get the user input line */
991 (void) AcpiOsGetLine (AcpiGbl_DbLineBuf);
993 /* Check for single or multithreaded debug */
995 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED)
998 * Signal the debug thread that we have a command to execute,
999 * and wait for the command to complete.
1001 Status = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_READY);
1002 if (ACPI_FAILURE (Status))
1007 Status = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_COMPLETE);
1008 if (ACPI_FAILURE (Status))
1015 /* Just call to the command line interpreter */
1017 AcpiDbSingleThread ();
1022 * Only this thread (the original thread) should actually terminate the subsystem,
1023 * because all the semaphores are deleted during termination
1025 Status = AcpiTerminate ();
1030 #endif /* ACPI_DEBUGGER */