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Current File : //sys/contrib/dev/acpica/debugger/dbinput.c |
/******************************************************************************* * * Module Name: dbinput - user front-end to the AML debugger * ******************************************************************************/ /* * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * 3. Neither the names of the above-listed copyright holders nor the names * of any contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * Alternatively, this software may be distributed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * * NO WARRANTY * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. */ #include <contrib/dev/acpica/include/acpi.h> #include <contrib/dev/acpica/include/accommon.h> #include <contrib/dev/acpica/include/acdebug.h> #ifdef ACPI_DEBUGGER #define _COMPONENT ACPI_CA_DEBUGGER ACPI_MODULE_NAME ("dbinput") /* Local prototypes */ static UINT32 AcpiDbGetLine ( char *InputBuffer); static UINT32 AcpiDbMatchCommand ( char *UserCommand); static void AcpiDbSingleThread ( void); static void AcpiDbDisplayHelp ( void); /* * Top-level debugger commands. * * This list of commands must match the string table below it */ enum AcpiExDebuggerCommands { CMD_NOT_FOUND = 0, CMD_NULL, CMD_ALLOCATIONS, CMD_ARGS, CMD_ARGUMENTS, CMD_BATCH, CMD_BREAKPOINT, CMD_BUSINFO, CMD_CALL, CMD_CLOSE, CMD_DEBUG, CMD_DISASSEMBLE, CMD_DUMP, CMD_ENABLEACPI, CMD_EVENT, CMD_EXECUTE, CMD_EXIT, CMD_FIND, CMD_GO, CMD_GPE, CMD_GPES, CMD_HANDLERS, CMD_HELP, CMD_HELP2, CMD_HISTORY, CMD_HISTORY_EXE, CMD_HISTORY_LAST, CMD_INFORMATION, CMD_INTEGRITY, CMD_INTO, CMD_LEVEL, CMD_LIST, CMD_LOAD, CMD_LOCALS, CMD_LOCKS, CMD_METHODS, CMD_NAMESPACE, CMD_NOTIFY, CMD_OBJECT, CMD_OPEN, CMD_OSI, CMD_OWNER, CMD_PREDEFINED, CMD_PREFIX, CMD_QUIT, CMD_REFERENCES, CMD_RESOURCES, CMD_RESULTS, CMD_SET, CMD_SLEEP, CMD_STATS, CMD_STOP, CMD_TABLES, CMD_TERMINATE, CMD_THREADS, CMD_TRACE, CMD_TREE, CMD_TYPE, CMD_UNLOAD }; #define CMD_FIRST_VALID 2 /* Second parameter is the required argument count */ static const COMMAND_INFO AcpiGbl_DbCommands[] = { {"<NOT FOUND>", 0}, {"<NULL>", 0}, {"ALLOCATIONS", 0}, {"ARGS", 0}, {"ARGUMENTS", 0}, {"BATCH", 0}, {"BREAKPOINT", 1}, {"BUSINFO", 0}, {"CALL", 0}, {"CLOSE", 0}, {"DEBUG", 1}, {"DISASSEMBLE", 1}, {"DUMP", 1}, {"ENABLEACPI", 0}, {"EVENT", 1}, {"EXECUTE", 1}, {"EXIT", 0}, {"FIND", 1}, {"GO", 0}, {"GPE", 2}, {"GPES", 0}, {"HANDLERS", 0}, {"HELP", 0}, {"?", 0}, {"HISTORY", 0}, {"!", 1}, {"!!", 0}, {"INFORMATION", 0}, {"INTEGRITY", 0}, {"INTO", 0}, {"LEVEL", 0}, {"LIST", 0}, {"LOAD", 1}, {"LOCALS", 0}, {"LOCKS", 0}, {"METHODS", 0}, {"NAMESPACE", 0}, {"NOTIFY", 2}, {"OBJECT", 1}, {"OPEN", 1}, {"OSI", 0}, {"OWNER", 1}, {"PREDEFINED", 0}, {"PREFIX", 0}, {"QUIT", 0}, {"REFERENCES", 1}, {"RESOURCES", 1}, {"RESULTS", 0}, {"SET", 3}, {"SLEEP", 1}, {"STATS", 0}, {"STOP", 0}, {"TABLES", 0}, {"TERMINATE", 0}, {"THREADS", 3}, {"TRACE", 1}, {"TREE", 0}, {"TYPE", 1}, {"UNLOAD", 1}, {NULL, 0} }; /******************************************************************************* * * FUNCTION: AcpiDbDisplayHelp * * PARAMETERS: None * * RETURN: None * * DESCRIPTION: Print a usage message. * ******************************************************************************/ static void AcpiDbDisplayHelp ( void) { AcpiOsPrintf ("\nGeneral-Purpose Commands:\n"); AcpiOsPrintf (" Allocations Display list of current memory allocations\n"); AcpiOsPrintf (" Dump <Address>|<Namepath>\n"); AcpiOsPrintf (" [Byte|Word|Dword|Qword] Display ACPI objects or memory\n"); AcpiOsPrintf (" EnableAcpi Enable ACPI (hardware) mode\n"); AcpiOsPrintf (" Handlers Info about global handlers\n"); AcpiOsPrintf (" Help This help screen\n"); AcpiOsPrintf (" History Display command history buffer\n"); AcpiOsPrintf (" Level [<DebugLevel>] [console] Get/Set debug level for file or console\n"); AcpiOsPrintf (" Locks Current status of internal mutexes\n"); AcpiOsPrintf (" Osi [Install|Remove <name>] Display or modify global _OSI list\n"); AcpiOsPrintf (" Quit or Exit Exit this command\n"); AcpiOsPrintf (" Stats [Allocations|Memory|Misc|\n"); AcpiOsPrintf (" Objects|Sizes|Stack|Tables] Display namespace and memory statistics\n"); AcpiOsPrintf (" Allocations Display list of current memory allocations\n"); AcpiOsPrintf (" Memory Dump internal memory lists\n"); AcpiOsPrintf (" Misc Namespace search and mutex stats\n"); AcpiOsPrintf (" Objects Summary of namespace objects\n"); AcpiOsPrintf (" Sizes Sizes for each of the internal objects\n"); AcpiOsPrintf (" Stack Display CPU stack usage\n"); AcpiOsPrintf (" Tables Info about current ACPI table(s)\n"); AcpiOsPrintf (" Tables Display info about loaded ACPI tables\n"); AcpiOsPrintf (" Unload <TableSig> [Instance] Unload an ACPI table\n"); AcpiOsPrintf (" ! <CommandNumber> Execute command from history buffer\n"); AcpiOsPrintf (" !! Execute last command again\n"); AcpiOsPrintf ("\nNamespace Access Commands:\n"); AcpiOsPrintf (" Businfo Display system bus info\n"); AcpiOsPrintf (" Disassemble <Method> Disassemble a control method\n"); AcpiOsPrintf (" Event <F|G> <Value> Generate AcpiEvent (Fixed/GPE)\n"); AcpiOsPrintf (" Find <AcpiName> (? is wildcard) Find ACPI name(s) with wildcards\n"); AcpiOsPrintf (" Gpe <GpeNum> <GpeBlock> Simulate a GPE\n"); AcpiOsPrintf (" Gpes Display info on all GPEs\n"); AcpiOsPrintf (" Integrity Validate namespace integrity\n"); AcpiOsPrintf (" Methods Display list of loaded control methods\n"); AcpiOsPrintf (" Namespace [Object] [Depth] Display loaded namespace tree/subtree\n"); AcpiOsPrintf (" Notify <Object> <Value> Send a notification on Object\n"); AcpiOsPrintf (" Objects <ObjectType> Display all objects of the given type\n"); AcpiOsPrintf (" Owner <OwnerId> [Depth] Display loaded namespace by object owner\n"); AcpiOsPrintf (" Predefined Check all predefined names\n"); AcpiOsPrintf (" Prefix [<NamePath>] Set or Get current execution prefix\n"); AcpiOsPrintf (" References <Addr> Find all references to object at addr\n"); AcpiOsPrintf (" Resources <Device> Get and display Device resources\n"); AcpiOsPrintf (" Set N <NamedObject> <Value> Set value for named integer\n"); AcpiOsPrintf (" Sleep <SleepState> Simulate sleep/wake sequence\n"); AcpiOsPrintf (" Terminate Delete namespace and all internal objects\n"); AcpiOsPrintf (" Type <Object> Display object type\n"); AcpiOsPrintf ("\nControl Method Execution Commands:\n"); AcpiOsPrintf (" Arguments (or Args) Display method arguments\n"); AcpiOsPrintf (" Breakpoint <AmlOffset> Set an AML execution breakpoint\n"); AcpiOsPrintf (" Call Run to next control method invocation\n"); AcpiOsPrintf (" Debug <Namepath> [Arguments] Single Step a control method\n"); AcpiOsPrintf (" Execute <Namepath> [Arguments] Execute control method\n"); AcpiOsPrintf (" Hex Integer Integer method argument\n"); AcpiOsPrintf (" \"Ascii String\" String method argument\n"); AcpiOsPrintf (" (Byte List) Buffer method argument\n"); AcpiOsPrintf (" [Package Element List] Package method argument\n"); AcpiOsPrintf (" Go Allow method to run to completion\n"); AcpiOsPrintf (" Information Display info about the current method\n"); AcpiOsPrintf (" Into Step into (not over) a method call\n"); AcpiOsPrintf (" List [# of Aml Opcodes] Display method ASL statements\n"); AcpiOsPrintf (" Locals Display method local variables\n"); AcpiOsPrintf (" Results Display method result stack\n"); AcpiOsPrintf (" Set <A|L> <#> <Value> Set method data (Arguments/Locals)\n"); AcpiOsPrintf (" Stop Terminate control method\n"); AcpiOsPrintf (" Thread <Threads><Loops><NamePath> Spawn threads to execute method(s)\n"); AcpiOsPrintf (" Trace <method name> Trace method execution\n"); AcpiOsPrintf (" Tree Display control method calling tree\n"); AcpiOsPrintf (" <Enter> Single step next AML opcode (over calls)\n"); AcpiOsPrintf ("\nFile I/O Commands:\n"); AcpiOsPrintf (" Close Close debug output file\n"); AcpiOsPrintf (" Load <Input Filename> Load ACPI table from a file\n"); AcpiOsPrintf (" Open <Output Filename> Open a file for debug output\n"); } /******************************************************************************* * * FUNCTION: AcpiDbGetNextToken * * PARAMETERS: String - Command buffer * Next - Return value, end of next token * * RETURN: Pointer to the start of the next token. * * DESCRIPTION: Command line parsing. Get the next token on the command line * ******************************************************************************/ char * AcpiDbGetNextToken ( char *String, char **Next, ACPI_OBJECT_TYPE *ReturnType) { char *Start; UINT32 Depth; ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; /* At end of buffer? */ if (!String || !(*String)) { return (NULL); } /* Remove any spaces at the beginning */ if (*String == ' ') { while (*String && (*String == ' ')) { String++; } if (!(*String)) { return (NULL); } } switch (*String) { case '"': /* This is a quoted string, scan until closing quote */ String++; Start = String; Type = ACPI_TYPE_STRING; /* Find end of string */ while (*String && (*String != '"')) { String++; } break; case '(': /* This is the start of a buffer, scan until closing paren */ String++; Start = String; Type = ACPI_TYPE_BUFFER; /* Find end of buffer */ while (*String && (*String != ')')) { String++; } break; case '[': /* This is the start of a package, scan until closing bracket */ String++; Depth = 1; Start = String; Type = ACPI_TYPE_PACKAGE; /* Find end of package (closing bracket) */ while (*String) { /* Handle String package elements */ if (*String == '"') { /* Find end of string */ String++; while (*String && (*String != '"')) { String++; } if (!(*String)) { break; } } else if (*String == '[') { Depth++; /* A nested package declaration */ } else if (*String == ']') { Depth--; if (Depth == 0) /* Found final package closing bracket */ { break; } } String++; } break; default: Start = String; /* Find end of token */ while (*String && (*String != ' ')) { String++; } break; } if (!(*String)) { *Next = NULL; } else { *String = 0; *Next = String + 1; } *ReturnType = Type; return (Start); } /******************************************************************************* * * FUNCTION: AcpiDbGetLine * * PARAMETERS: InputBuffer - Command line buffer * * RETURN: Count of arguments to the command * * DESCRIPTION: Get the next command line from the user. Gets entire line * up to the next newline * ******************************************************************************/ static UINT32 AcpiDbGetLine ( char *InputBuffer) { UINT32 i; UINT32 Count; char *Next; char *This; ACPI_STRCPY (AcpiGbl_DbParsedBuf, InputBuffer); This = AcpiGbl_DbParsedBuf; for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) { AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, &AcpiGbl_DbArgTypes[i]); if (!AcpiGbl_DbArgs[i]) { break; } This = Next; } /* Uppercase the actual command */ if (AcpiGbl_DbArgs[0]) { AcpiUtStrupr (AcpiGbl_DbArgs[0]); } Count = i; if (Count) { Count--; /* Number of args only */ } return (Count); } /******************************************************************************* * * FUNCTION: AcpiDbMatchCommand * * PARAMETERS: UserCommand - User command line * * RETURN: Index into command array, -1 if not found * * DESCRIPTION: Search command array for a command match * ******************************************************************************/ static UINT32 AcpiDbMatchCommand ( char *UserCommand) { UINT32 i; if (!UserCommand || UserCommand[0] == 0) { return (CMD_NULL); } for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) { if (ACPI_STRSTR (AcpiGbl_DbCommands[i].Name, UserCommand) == AcpiGbl_DbCommands[i].Name) { return (i); } } /* Command not recognized */ return (CMD_NOT_FOUND); } /******************************************************************************* * * FUNCTION: AcpiDbCommandDispatch * * PARAMETERS: InputBuffer - Command line buffer * WalkState - Current walk * Op - Current (executing) parse op * * RETURN: Status * * DESCRIPTION: Command dispatcher. * ******************************************************************************/ 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_DbTerminateThreads) { return (AE_CTRL_TERMINATE); } ParamCount = AcpiDbGetLine (InputBuffer); CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); Temp = 0; /* 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); 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_BATCH: AcpiDbBatchExecute (AcpiGbl_DbArgs[1]); 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_CLOSE: AcpiDbCloseDebugFile (); break; case CMD_DEBUG: AcpiDbExecute (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); break; case CMD_DISASSEMBLE: (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); break; case CMD_DUMP: AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); break; case CMD_ENABLEACPI: Status = AcpiEnable(); if (ACPI_FAILURE(Status)) { AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); return (Status); } break; case CMD_EVENT: AcpiOsPrintf ("Event command not implemented\n"); break; 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_GPE: AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); break; case CMD_GPES: AcpiDbDisplayGpes (); break; case CMD_HANDLERS: AcpiDbDisplayHandlers (); break; case CMD_HELP: case CMD_HELP2: AcpiDbDisplayHelp (); break; case CMD_HISTORY: AcpiDbDisplayHistory (); break; case CMD_HISTORY_EXE: CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); if (!CommandLine) { return (AE_CTRL_TRUE); } Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); return (Status); case CMD_HISTORY_LAST: 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 = ACPI_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 = ACPI_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_LOAD: Status = AcpiDbGetTableFromFile (AcpiGbl_DbArgs[1], NULL); 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 = ACPI_STRTOUL (AcpiGbl_DbArgs[2], NULL, 0); AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); break; case CMD_OBJECT: AcpiUtStrupr (AcpiGbl_DbArgs[1]); Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); break; case CMD_OPEN: AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 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_PREDEFINED: AcpiDbCheckPredefinedNames (); 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_SLEEP: Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 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_TERMINATE: AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); AcpiUtSubsystemShutdown (); /* * TBD: [Restructure] Need some way to re-initialize without * re-creating the semaphores! */ /* AcpiInitialize (NULL); */ break; case CMD_THREADS: AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); break; case CMD_TRACE: (void) AcpiDebugTrace (AcpiGbl_DbArgs[1],0,0,1); break; case CMD_TREE: AcpiDbDisplayCallingTree (); break; case CMD_TYPE: AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); break; case CMD_UNLOAD: AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); break; case CMD_EXIT: case CMD_QUIT: if (Op) { AcpiOsPrintf ("Method execution terminated\n"); return (AE_CTRL_TERMINATE); } if (!AcpiGbl_DbOutputToFile) { AcpiDbgLevel = ACPI_DEBUG_DEFAULT; } AcpiDbCloseDebugFile (); AcpiGbl_DbTerminateThreads = TRUE; return (AE_CTRL_TERMINATE); case CMD_NOT_FOUND: default: AcpiOsPrintf ("Unknown Command\n"); return (AE_CTRL_TRUE); } if (ACPI_SUCCESS (Status)) { Status = AE_CTRL_TRUE; } /* Add all commands that come here to the history buffer */ AcpiDbAddToHistory (InputBuffer); return (Status); } /******************************************************************************* * * FUNCTION: AcpiDbExecuteThread * * PARAMETERS: Context - Not used * * RETURN: None * * DESCRIPTION: Debugger execute thread. Waits for a command line, then * simply dispatches it. * ******************************************************************************/ void ACPI_SYSTEM_XFACE AcpiDbExecuteThread ( void *Context) { ACPI_STATUS Status = AE_OK; ACPI_STATUS MStatus; while (Status != AE_CTRL_TERMINATE) { AcpiGbl_MethodExecuting = FALSE; AcpiGbl_StepToNextCall = FALSE; MStatus = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_READY); if (ACPI_FAILURE (MStatus)) { return; } Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); MStatus = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); if (ACPI_FAILURE (MStatus)) { return; } } } /******************************************************************************* * * FUNCTION: AcpiDbSingleThread * * PARAMETERS: None * * RETURN: None * * DESCRIPTION: Debugger execute thread. Waits for a command line, then * simply dispatches it. * ******************************************************************************/ static void AcpiDbSingleThread ( void) { AcpiGbl_MethodExecuting = FALSE; AcpiGbl_StepToNextCall = FALSE; (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); } /******************************************************************************* * * FUNCTION: AcpiDbUserCommands * * PARAMETERS: Prompt - User prompt (depends on mode) * Op - Current executing parse op * * RETURN: None * * DESCRIPTION: Command line execution for the AML debugger. Commands are * matched and dispatched here. * ******************************************************************************/ ACPI_STATUS AcpiDbUserCommands ( char Prompt, ACPI_PARSE_OBJECT *Op) { ACPI_STATUS Status = AE_OK; /* TBD: [Restructure] Need a separate command line buffer for step mode */ while (!AcpiGbl_DbTerminateThreads) { /* Force output to console until a command is entered */ AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); /* Different prompt if method is executing */ if (!AcpiGbl_MethodExecuting) { AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_COMMAND_PROMPT); } else { AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_EXECUTE_PROMPT); } /* Get the user input line */ Status = AcpiOsGetLine (AcpiGbl_DbLineBuf, ACPI_DB_LINE_BUFFER_SIZE, NULL); if (ACPI_FAILURE (Status)) { ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); return (Status); } /* Check for single or multithreaded debug */ if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) { /* * Signal the debug thread that we have a command to execute, * and wait for the command to complete. */ Status = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_READY); if (ACPI_FAILURE (Status)) { return (Status); } Status = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); if (ACPI_FAILURE (Status)) { return (Status); } } else { /* Just call to the command line interpreter */ AcpiDbSingleThread (); } } /* * Only this thread (the original thread) should actually terminate the * subsystem, because all the semaphores are deleted during termination */ Status = AcpiTerminate (); return (Status); } #endif /* ACPI_DEBUGGER */