/****************************************************************************** * * Name: acglobal.h - Declarations for global variables * *****************************************************************************/ /* * Copyright (C) 2000 - 2014, 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. */ #ifndef __ACGLOBAL_H__ #define __ACGLOBAL_H__ /* * Ensure that the globals are actually defined and initialized only once. * * The use of these macros allows a single list of globals (here) in order * to simplify maintenance of the code. */ #ifdef DEFINE_ACPI_GLOBALS #define ACPI_GLOBAL(type,name) \ extern type name; \ type name #define ACPI_INIT_GLOBAL(type,name,value) \ type name=value #else #define ACPI_GLOBAL(type,name) \ extern type name #define ACPI_INIT_GLOBAL(type,name,value) \ extern type name #endif #ifdef DEFINE_ACPI_GLOBALS /* Public globals, available from outside ACPICA subsystem */ /***************************************************************************** * * Runtime configuration (static defaults that can be overriden at runtime) * ****************************************************************************/ /* * Enable "slack" in the AML interpreter? Default is FALSE, and the * interpreter strictly follows the ACPI specification. Setting to TRUE * allows the interpreter to ignore certain errors and/or bad AML constructs. * * Currently, these features are enabled by this flag: * * 1) Allow "implicit return" of last value in a control method * 2) Allow access beyond the end of an operation region * 3) Allow access to uninitialized locals/args (auto-init to integer 0) * 4) Allow ANY object type to be a source operand for the Store() operator * 5) Allow unresolved references (invalid target name) in package objects * 6) Enable warning messages for behavior that is not ACPI spec compliant */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_EnableInterpreterSlack, FALSE); /* * Automatically serialize all methods that create named objects? Default * is TRUE, meaning that all NonSerialized methods are scanned once at * table load time to determine those that create named objects. Methods * that create named objects are marked Serialized in order to prevent * possible run-time problems if they are entered by more than one thread. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_AutoSerializeMethods, TRUE); /* * Create the predefined _OSI method in the namespace? Default is TRUE * because ACPICA is fully compatible with other ACPI implementations. * Changing this will revert ACPICA (and machine ASL) to pre-OSI behavior. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_CreateOsiMethod, TRUE); /* * Optionally use default values for the ACPI register widths. Set this to * TRUE to use the defaults, if an FADT contains incorrect widths/lengths. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_UseDefaultRegisterWidths, TRUE); /* * Optionally enable output from the AML Debug Object. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_EnableAmlDebugObject, FALSE); /* * Optionally copy the entire DSDT to local memory (instead of simply * mapping it.) There are some BIOSs that corrupt or replace the original * DSDT, creating the need for this option. Default is FALSE, do not copy * the DSDT. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_CopyDsdtLocally, FALSE); /* * Optionally ignore an XSDT if present and use the RSDT instead. * Although the ACPI specification requires that an XSDT be used instead * of the RSDT, the XSDT has been found to be corrupt or ill-formed on * some machines. Default behavior is to use the XSDT if present. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_DoNotUseXsdt, FALSE); /* * Optionally use 32-bit FADT addresses if and when there is a conflict * (address mismatch) between the 32-bit and 64-bit versions of the * address. Although ACPICA adheres to the ACPI specification which * requires the use of the corresponding 64-bit address if it is non-zero, * some machines have been found to have a corrupted non-zero 64-bit * address. Default is FALSE, do not favor the 32-bit addresses. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_Use32BitFadtAddresses, FALSE); /* * Optionally truncate I/O addresses to 16 bits. Provides compatibility * with other ACPI implementations. NOTE: During ACPICA initialization, * this value is set to TRUE if any Windows OSI strings have been * requested by the BIOS. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_TruncateIoAddresses, FALSE); /* * Disable runtime checking and repair of values returned by control methods. * Use only if the repair is causing a problem on a particular machine. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_DisableAutoRepair, FALSE); /* * Optionally do not install any SSDTs from the RSDT/XSDT during initialization. * This can be useful for debugging ACPI problems on some machines. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_DisableSsdtTableInstall, FALSE); /* * We keep track of the latest version of Windows that has been requested by * the BIOS. */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_OsiData, 0); #endif /* DEFINE_ACPI_GLOBALS */ /***************************************************************************** * * ACPI Table globals * ****************************************************************************/ /* * Master list of all ACPI tables that were found in the RSDT/XSDT. */ ACPI_GLOBAL (ACPI_TABLE_LIST, AcpiGbl_RootTableList); /* DSDT information. Used to check for DSDT corruption */ ACPI_GLOBAL (ACPI_TABLE_HEADER *, AcpiGbl_DSDT); ACPI_GLOBAL (ACPI_TABLE_HEADER, AcpiGbl_OriginalDsdtHeader); #if (!ACPI_REDUCED_HARDWARE) ACPI_GLOBAL (ACPI_TABLE_FACS *, AcpiGbl_FACS); #endif /* !ACPI_REDUCED_HARDWARE */ /* These addresses are calculated from the FADT Event Block addresses */ ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1aStatus); ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1aEnable); ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1bStatus); ACPI_GLOBAL (ACPI_GENERIC_ADDRESS, AcpiGbl_XPm1bEnable); /* * Handle both ACPI 1.0 and ACPI 2.0+ Integer widths. The integer width is * determined by the revision of the DSDT: If the DSDT revision is less than * 2, use only the lower 32 bits of the internal 64-bit Integer. */ ACPI_GLOBAL (UINT8, AcpiGbl_IntegerBitWidth); ACPI_GLOBAL (UINT8, AcpiGbl_IntegerByteWidth); ACPI_GLOBAL (UINT8, AcpiGbl_IntegerNybbleWidth); /***************************************************************************** * * Mutual exclusion within ACPICA subsystem * ****************************************************************************/ /* * Predefined mutex objects. This array contains the * actual OS mutex handles, indexed by the local ACPI_MUTEX_HANDLEs. * (The table maps local handles to the real OS handles) */ ACPI_GLOBAL (ACPI_MUTEX_INFO, AcpiGbl_MutexInfo[ACPI_NUM_MUTEX]); /* * Global lock mutex is an actual AML mutex object * Global lock semaphore works in conjunction with the actual global lock * Global lock spinlock is used for "pending" handshake */ ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_GlobalLockMutex); ACPI_GLOBAL (ACPI_SEMAPHORE, AcpiGbl_GlobalLockSemaphore); ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_GlobalLockPendingLock); ACPI_GLOBAL (UINT16, AcpiGbl_GlobalLockHandle); ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockAcquired); ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockPresent); ACPI_GLOBAL (BOOLEAN, AcpiGbl_GlobalLockPending); /* * Spinlocks are used for interfaces that can be possibly called at * interrupt level */ ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_GpeLock); /* For GPE data structs and registers */ ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_HardwareLock); /* For ACPI H/W except GPE registers */ ACPI_GLOBAL (ACPI_SPINLOCK, AcpiGbl_ReferenceCountLock); /* Mutex for _OSI support */ ACPI_GLOBAL (ACPI_MUTEX, AcpiGbl_OsiMutex); /* Reader/Writer lock is used for namespace walk and dynamic table unload */ ACPI_GLOBAL (ACPI_RW_LOCK, AcpiGbl_NamespaceRwLock); /***************************************************************************** * * Miscellaneous globals * ****************************************************************************/ /* Object caches */ ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_NamespaceCache); ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_StateCache); ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_PsNodeCache); ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_PsNodeExtCache); ACPI_GLOBAL (ACPI_CACHE_T *, AcpiGbl_OperandCache); /* System */ ACPI_INIT_GLOBAL (UINT32, AcpiGbl_StartupFlags, 0); ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_Shutdown, TRUE); /* Global handlers */ ACPI_GLOBAL (ACPI_GLOBAL_NOTIFY_HANDLER,AcpiGbl_GlobalNotify[2]); ACPI_GLOBAL (ACPI_EXCEPTION_HANDLER, AcpiGbl_ExceptionHandler); ACPI_GLOBAL (ACPI_INIT_HANDLER, AcpiGbl_InitHandler); ACPI_GLOBAL (ACPI_TABLE_HANDLER, AcpiGbl_TableHandler); ACPI_GLOBAL (void *, AcpiGbl_TableHandlerContext); ACPI_GLOBAL (ACPI_WALK_STATE *, AcpiGbl_BreakpointWalk); ACPI_GLOBAL (ACPI_INTERFACE_HANDLER, AcpiGbl_InterfaceHandler); ACPI_GLOBAL (ACPI_SCI_HANDLER_INFO *, AcpiGbl_SciHandlerList); /* Owner ID support */ ACPI_GLOBAL (UINT32, AcpiGbl_OwnerIdMask[ACPI_NUM_OWNERID_MASKS]); ACPI_GLOBAL (UINT8, AcpiGbl_LastOwnerIdIndex); ACPI_GLOBAL (UINT8, AcpiGbl_NextOwnerIdOffset); /* Initialization sequencing */ ACPI_GLOBAL (BOOLEAN, AcpiGbl_RegMethodsExecuted); /* Misc */ ACPI_GLOBAL (UINT32, AcpiGbl_OriginalMode); ACPI_GLOBAL (UINT32, AcpiGbl_RsdpOriginalLocation); ACPI_GLOBAL (UINT32, AcpiGbl_NsLookupCount); ACPI_GLOBAL (UINT32, AcpiGbl_PsFindCount); ACPI_GLOBAL (UINT16, AcpiGbl_Pm1EnableRegisterSave); ACPI_GLOBAL (UINT8, AcpiGbl_DebuggerConfiguration); ACPI_GLOBAL (BOOLEAN, AcpiGbl_StepToNextCall); ACPI_GLOBAL (BOOLEAN, AcpiGbl_AcpiHardwarePresent); ACPI_GLOBAL (BOOLEAN, AcpiGbl_EventsInitialized); ACPI_GLOBAL (ACPI_INTERFACE_INFO *, AcpiGbl_SupportedInterfaces); ACPI_GLOBAL (ACPI_ADDRESS_RANGE *, AcpiGbl_AddressRangeList[ACPI_ADDRESS_RANGE_MAX]); /* Other miscellaneous, declared and initialized in utglobal */ extern const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT]; extern const char *AcpiGbl_LowestDstateNames[ACPI_NUM_SxW_METHODS]; extern const char *AcpiGbl_HighestDstateNames[ACPI_NUM_SxD_METHODS]; extern const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS]; extern const ACPI_OPCODE_INFO AcpiGbl_AmlOpInfo[AML_NUM_OPCODES]; #ifdef ACPI_DBG_TRACK_ALLOCATIONS /* Lists for tracking memory allocations (debug only) */ ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_GlobalList); ACPI_GLOBAL (ACPI_MEMORY_LIST *, AcpiGbl_NsNodeList); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisplayFinalMemStats); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DisableMemTracking); #endif /***************************************************************************** * * Namespace globals * ****************************************************************************/ #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) #define NUM_PREDEFINED_NAMES 10 #else #define NUM_PREDEFINED_NAMES 9 #endif ACPI_GLOBAL (ACPI_NAMESPACE_NODE, AcpiGbl_RootNodeStruct); ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_RootNode); ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_FadtGpeDevice); ACPI_GLOBAL (ACPI_OPERAND_OBJECT *, AcpiGbl_ModuleCodeList); extern const UINT8 AcpiGbl_NsProperties [ACPI_NUM_NS_TYPES]; extern const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames [NUM_PREDEFINED_NAMES]; #ifdef ACPI_DEBUG_OUTPUT ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeCount); ACPI_GLOBAL (UINT32, AcpiGbl_CurrentNodeSize); ACPI_GLOBAL (UINT32, AcpiGbl_MaxConcurrentNodeCount); ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_EntryStackPointer); ACPI_GLOBAL (ACPI_SIZE *, AcpiGbl_LowestStackPointer); ACPI_GLOBAL (UINT32, AcpiGbl_DeepestNesting); ACPI_INIT_GLOBAL (UINT32, AcpiGbl_NestingLevel, 0); #endif /***************************************************************************** * * Interpreter globals * ****************************************************************************/ ACPI_GLOBAL (ACPI_THREAD_STATE *, AcpiGbl_CurrentWalkList); /* Control method single step flag */ ACPI_GLOBAL (UINT8, AcpiGbl_CmSingleStep); /***************************************************************************** * * Hardware globals * ****************************************************************************/ extern ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG]; ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeA); ACPI_GLOBAL (UINT8, AcpiGbl_SleepTypeB); /***************************************************************************** * * Event and GPE globals * ****************************************************************************/ #if (!ACPI_REDUCED_HARDWARE) ACPI_GLOBAL (UINT8, AcpiGbl_AllGpesInitialized); ACPI_GLOBAL (ACPI_GPE_XRUPT_INFO *, AcpiGbl_GpeXruptListHead); ACPI_GLOBAL (ACPI_GPE_BLOCK_INFO *, AcpiGbl_GpeFadtBlocks[ACPI_MAX_GPE_BLOCKS]); ACPI_GLOBAL (ACPI_GBL_EVENT_HANDLER, AcpiGbl_GlobalEventHandler); ACPI_GLOBAL (void *, AcpiGbl_GlobalEventHandlerContext); ACPI_GLOBAL (ACPI_FIXED_EVENT_HANDLER, AcpiGbl_FixedEventHandlers[ACPI_NUM_FIXED_EVENTS]); extern ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS]; #endif /* !ACPI_REDUCED_HARDWARE */ /***************************************************************************** * * Debug support * ****************************************************************************/ /* Event counters */ ACPI_GLOBAL (UINT32, AcpiMethodCount); ACPI_GLOBAL (UINT32, AcpiGpeCount); ACPI_GLOBAL (UINT32, AcpiSciCount); ACPI_GLOBAL (UINT32, AcpiFixedEventCount[ACPI_NUM_FIXED_EVENTS]); /* Support for dynamic control method tracing mechanism */ ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLevel); ACPI_GLOBAL (UINT32, AcpiGbl_OriginalDbgLayer); ACPI_GLOBAL (UINT32, AcpiGbl_TraceDbgLevel); ACPI_GLOBAL (UINT32, AcpiGbl_TraceDbgLayer); /***************************************************************************** * * Debugger and Disassembler globals * ****************************************************************************/ ACPI_GLOBAL (UINT8, AcpiGbl_DbOutputFlags); #ifdef ACPI_DISASSEMBLER /* Do not disassemble buffers to resource descriptors */ ACPI_INIT_GLOBAL (UINT8, AcpiGbl_NoResourceDisassembly, FALSE); ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_IgnoreNoopOperator, FALSE); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_disasm); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_verbose); ACPI_GLOBAL (BOOLEAN, AcpiGbl_NumExternalMethods); ACPI_GLOBAL (UINT32, AcpiGbl_ResolvedExternalMethods); ACPI_GLOBAL (ACPI_EXTERNAL_LIST *, AcpiGbl_ExternalList); ACPI_GLOBAL (ACPI_EXTERNAL_FILE *, AcpiGbl_ExternalFileList); #endif #ifdef ACPI_DEBUGGER ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_DbTerminateThreads, FALSE); ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_AbortMethod, FALSE); ACPI_INIT_GLOBAL (BOOLEAN, AcpiGbl_MethodExecuting, FALSE); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_tables); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_stats); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_ini_methods); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOpt_NoRegionSupport); ACPI_GLOBAL (BOOLEAN, AcpiGbl_DbOutputToFile); ACPI_GLOBAL (char *, AcpiGbl_DbBuffer); ACPI_GLOBAL (char *, AcpiGbl_DbFilename); ACPI_GLOBAL (UINT32, AcpiGbl_DbDebugLevel); ACPI_GLOBAL (UINT32, AcpiGbl_DbConsoleDebugLevel); ACPI_GLOBAL (ACPI_NAMESPACE_NODE *, AcpiGbl_DbScopeNode); ACPI_GLOBAL (char *, AcpiGbl_DbArgs[ACPI_DEBUGGER_MAX_ARGS]); ACPI_GLOBAL (ACPI_OBJECT_TYPE, AcpiGbl_DbArgTypes[ACPI_DEBUGGER_MAX_ARGS]); /* These buffers should all be the same size */ ACPI_GLOBAL (char, AcpiGbl_DbLineBuf[ACPI_DB_LINE_BUFFER_SIZE]); ACPI_GLOBAL (char, AcpiGbl_DbParsedBuf[ACPI_DB_LINE_BUFFER_SIZE]); ACPI_GLOBAL (char, AcpiGbl_DbScopeBuf[ACPI_DB_LINE_BUFFER_SIZE]); ACPI_GLOBAL (char, AcpiGbl_DbDebugFilename[ACPI_DB_LINE_BUFFER_SIZE]); /* * Statistic globals */ ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCount[ACPI_TYPE_NS_NODE_MAX+1]); ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCount[ACPI_TYPE_NS_NODE_MAX+1]); ACPI_GLOBAL (UINT16, AcpiGbl_ObjTypeCountMisc); ACPI_GLOBAL (UINT16, AcpiGbl_NodeTypeCountMisc); ACPI_GLOBAL (UINT32, AcpiGbl_NumNodes); ACPI_GLOBAL (UINT32, AcpiGbl_NumObjects); ACPI_GLOBAL (UINT32, AcpiGbl_SizeOfParseTree); ACPI_GLOBAL (UINT32, AcpiGbl_SizeOfMethodTrees); ACPI_GLOBAL (UINT32, AcpiGbl_SizeOfNodeEntries); ACPI_GLOBAL (UINT32, AcpiGbl_SizeOfAcpiObjects); #endif /* ACPI_DEBUGGER */ /***************************************************************************** * * Application globals * ****************************************************************************/ #ifdef ACPI_APPLICATION ACPI_INIT_GLOBAL (ACPI_FILE, AcpiGbl_DebugFile, NULL); #endif /* ACPI_APPLICATION */ /***************************************************************************** * * Info/help support * ****************************************************************************/ extern const AH_PREDEFINED_NAME AslPredefinedInfo[]; extern const AH_DEVICE_ID AslDeviceIds[]; #endif /* __ACGLOBAL_H__ */