/****************************************************************************** * * Name: acstruct.h - Internal structs * *****************************************************************************/ /* * 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. */ #ifndef __ACSTRUCT_H__ #define __ACSTRUCT_H__ /* acpisrc:StructDefs -- for acpisrc conversion */ /***************************************************************************** * * Tree walking typedefs and structs * ****************************************************************************/ /* * Walk state - current state of a parse tree walk. Used for both a leisurely * stroll through the tree (for whatever reason), and for control method * execution. */ #define ACPI_NEXT_OP_DOWNWARD 1 #define ACPI_NEXT_OP_UPWARD 2 /* * Groups of definitions for WalkType used for different implementations of * walkers (never simultaneously) - flags for interpreter: */ #define ACPI_WALK_NON_METHOD 0 #define ACPI_WALK_METHOD 0x01 #define ACPI_WALK_METHOD_RESTART 0x02 /* Flags for iASL compiler only */ #define ACPI_WALK_CONST_REQUIRED 0x10 #define ACPI_WALK_CONST_OPTIONAL 0x20 typedef struct acpi_walk_state { struct acpi_walk_state *Next; /* Next WalkState in list */ UINT8 DescriptorType; /* To differentiate various internal objs */ UINT8 WalkType; UINT16 Opcode; /* Current AML opcode */ UINT8 NextOpInfo; /* Info about NextOp */ UINT8 NumOperands; /* Stack pointer for Operands[] array */ UINT8 OperandIndex; /* Index into operand stack, to be used by AcpiDsObjStackPush */ ACPI_OWNER_ID OwnerId; /* Owner of objects created during the walk */ BOOLEAN LastPredicate; /* Result of last predicate */ UINT8 CurrentResult; UINT8 ReturnUsed; UINT8 ScopeDepth; UINT8 PassNumber; /* Parse pass during table load */ UINT8 ResultSize; /* Total elements for the result stack */ UINT8 ResultCount; /* Current number of occupied elements of result stack */ UINT32 AmlOffset; UINT32 ArgTypes; UINT32 MethodBreakpoint; /* For single stepping */ UINT32 UserBreakpoint; /* User AML breakpoint */ UINT32 ParseFlags; ACPI_PARSE_STATE ParserState; /* Current state of parser */ UINT32 PrevArgTypes; UINT32 ArgCount; /* push for fixed or var args */ struct acpi_namespace_node Arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ struct acpi_namespace_node LocalVariables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ union acpi_operand_object *Operands[ACPI_OBJ_NUM_OPERANDS + 1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ union acpi_operand_object **Params; UINT8 *AmlLastWhile; union acpi_operand_object **CallerReturnDesc; ACPI_GENERIC_STATE *ControlState; /* List of control states (nested IFs) */ struct acpi_namespace_node *DeferredNode; /* Used when executing deferred opcodes */ union acpi_operand_object *ImplicitReturnObj; struct acpi_namespace_node *MethodCallNode; /* Called method Node*/ ACPI_PARSE_OBJECT *MethodCallOp; /* MethodCall Op if running a method */ union acpi_operand_object *MethodDesc; /* Method descriptor if running a method */ struct acpi_namespace_node *MethodNode; /* Method node if running a method. */ ACPI_PARSE_OBJECT *Op; /* Current parser op */ const ACPI_OPCODE_INFO *OpInfo; /* Info on current opcode */ ACPI_PARSE_OBJECT *Origin; /* Start of walk [Obsolete] */ union acpi_operand_object *ResultObj; ACPI_GENERIC_STATE *Results; /* Stack of accumulated results */ union acpi_operand_object *ReturnDesc; /* Return object, if any */ ACPI_GENERIC_STATE *ScopeInfo; /* Stack of nested scopes */ ACPI_PARSE_OBJECT *PrevOp; /* Last op that was processed */ ACPI_PARSE_OBJECT *NextOp; /* next op to be processed */ ACPI_THREAD_STATE *Thread; ACPI_PARSE_DOWNWARDS DescendingCallback; ACPI_PARSE_UPWARDS AscendingCallback; } ACPI_WALK_STATE; /* Info used by AcpiNsInitializeObjects and AcpiDsInitializeObjects */ typedef struct acpi_init_walk_info { UINT32 TableIndex; UINT32 ObjectCount; UINT32 MethodCount; UINT32 DeviceCount; UINT32 OpRegionCount; UINT32 FieldCount; UINT32 BufferCount; UINT32 PackageCount; UINT32 OpRegionInit; UINT32 FieldInit; UINT32 BufferInit; UINT32 PackageInit; ACPI_OWNER_ID OwnerId; } ACPI_INIT_WALK_INFO; typedef struct acpi_get_devices_info { ACPI_WALK_CALLBACK UserFunction; void *Context; char *Hid; } ACPI_GET_DEVICES_INFO; typedef union acpi_aml_operands { ACPI_OPERAND_OBJECT *Operands[7]; struct { ACPI_OBJECT_INTEGER *Type; ACPI_OBJECT_INTEGER *Code; ACPI_OBJECT_INTEGER *Argument; } Fatal; struct { ACPI_OPERAND_OBJECT *Source; ACPI_OBJECT_INTEGER *Index; ACPI_OPERAND_OBJECT *Target; } Index; struct { ACPI_OPERAND_OBJECT *Source; ACPI_OBJECT_INTEGER *Index; ACPI_OBJECT_INTEGER *Length; ACPI_OPERAND_OBJECT *Target; } Mid; } ACPI_AML_OPERANDS; /* * Structure used to pass object evaluation parameters. * Purpose is to reduce CPU stack use. */ typedef struct acpi_evaluate_info { ACPI_NAMESPACE_NODE *PrefixNode; char *Pathname; ACPI_OPERAND_OBJECT *ObjDesc; ACPI_OPERAND_OBJECT **Parameters; ACPI_NAMESPACE_NODE *ResolvedNode; ACPI_OPERAND_OBJECT *ReturnObject; UINT8 ParamCount; UINT8 PassNumber; UINT8 ReturnObjectType; UINT8 Flags; } ACPI_EVALUATE_INFO; /* Values for Flags above */ #define ACPI_IGNORE_RETURN_VALUE 1 /* Info used by AcpiNsInitializeDevices */ typedef struct acpi_device_walk_info { ACPI_TABLE_DESC *TableDesc; ACPI_EVALUATE_INFO *EvaluateInfo; UINT32 DeviceCount; UINT32 Num_STA; UINT32 Num_INI; } ACPI_DEVICE_WALK_INFO; /* TBD: [Restructure] Merge with struct above */ typedef struct acpi_walk_info { UINT32 DebugLevel; UINT32 Count; ACPI_OWNER_ID OwnerId; UINT8 DisplayType; } ACPI_WALK_INFO; /* Display Types */ #define ACPI_DISPLAY_SUMMARY (UINT8) 0 #define ACPI_DISPLAY_OBJECTS (UINT8) 1 #define ACPI_DISPLAY_MASK (UINT8) 1 #define ACPI_DISPLAY_SHORT (UINT8) 2 #endif