freebsd-dev/source/include/acparser.h
2015-12-18 18:35:46 +00:00

365 lines
8.7 KiB
C

/******************************************************************************
*
* Module Name: acparser.h - AML Parser subcomponent prototypes and defines
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2015, 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 __ACPARSER_H__
#define __ACPARSER_H__
#define OP_HAS_RETURN_VALUE 1
/* Variable number of arguments. This field must be 32 bits */
#define ACPI_VAR_ARGS ACPI_UINT32_MAX
#define ACPI_PARSE_DELETE_TREE 0x0001
#define ACPI_PARSE_NO_TREE_DELETE 0x0000
#define ACPI_PARSE_TREE_MASK 0x0001
#define ACPI_PARSE_LOAD_PASS1 0x0010
#define ACPI_PARSE_LOAD_PASS2 0x0020
#define ACPI_PARSE_EXECUTE 0x0030
#define ACPI_PARSE_MODE_MASK 0x0030
#define ACPI_PARSE_DEFERRED_OP 0x0100
#define ACPI_PARSE_DISASSEMBLE 0x0200
#define ACPI_PARSE_MODULE_LEVEL 0x0400
/******************************************************************************
*
* Parser interfaces
*
*****************************************************************************/
extern const UINT8 AcpiGbl_ShortOpIndex[];
extern const UINT8 AcpiGbl_LongOpIndex[];
/*
* psxface - Parser external interfaces
*/
ACPI_STATUS
AcpiPsExecuteMethod (
ACPI_EVALUATE_INFO *Info);
/*
* psargs - Parse AML opcode arguments
*/
UINT8 *
AcpiPsGetNextPackageEnd (
ACPI_PARSE_STATE *ParserState);
char *
AcpiPsGetNextNamestring (
ACPI_PARSE_STATE *ParserState);
void
AcpiPsGetNextSimpleArg (
ACPI_PARSE_STATE *ParserState,
UINT32 ArgType,
ACPI_PARSE_OBJECT *Arg);
ACPI_STATUS
AcpiPsGetNextNamepath (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_STATE *ParserState,
ACPI_PARSE_OBJECT *Arg,
BOOLEAN PossibleMethodCall);
/* Values for BOOLEAN above */
#define ACPI_NOT_METHOD_CALL FALSE
#define ACPI_POSSIBLE_METHOD_CALL TRUE
ACPI_STATUS
AcpiPsGetNextArg (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_STATE *ParserState,
UINT32 ArgType,
ACPI_PARSE_OBJECT **ReturnArg);
/*
* psfind
*/
ACPI_PARSE_OBJECT *
AcpiPsFindName (
ACPI_PARSE_OBJECT *Scope,
UINT32 Name,
UINT32 Opcode);
ACPI_PARSE_OBJECT*
AcpiPsGetParent (
ACPI_PARSE_OBJECT *Op);
/*
* psobject - support for parse object processing
*/
ACPI_STATUS
AcpiPsBuildNamedOp (
ACPI_WALK_STATE *WalkState,
UINT8 *AmlOpStart,
ACPI_PARSE_OBJECT *UnnamedOp,
ACPI_PARSE_OBJECT **Op);
ACPI_STATUS
AcpiPsCreateOp (
ACPI_WALK_STATE *WalkState,
UINT8 *AmlOpStart,
ACPI_PARSE_OBJECT **NewOp);
ACPI_STATUS
AcpiPsCompleteOp (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT **Op,
ACPI_STATUS Status);
ACPI_STATUS
AcpiPsCompleteFinalOp (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT *Op,
ACPI_STATUS Status);
/*
* psopinfo - AML Opcode information
*/
const ACPI_OPCODE_INFO *
AcpiPsGetOpcodeInfo (
UINT16 Opcode);
char *
AcpiPsGetOpcodeName (
UINT16 Opcode);
UINT8
AcpiPsGetArgumentCount (
UINT32 OpType);
/*
* psparse - top level parsing routines
*/
ACPI_STATUS
AcpiPsParseAml (
ACPI_WALK_STATE *WalkState);
UINT32
AcpiPsGetOpcodeSize (
UINT32 Opcode);
UINT16
AcpiPsPeekOpcode (
ACPI_PARSE_STATE *state);
ACPI_STATUS
AcpiPsCompleteThisOp (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT *Op);
ACPI_STATUS
AcpiPsNextParseState (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT *Op,
ACPI_STATUS CallbackStatus);
/*
* psloop - main parse loop
*/
ACPI_STATUS
AcpiPsParseLoop (
ACPI_WALK_STATE *WalkState);
/*
* psscope - Scope stack management routines
*/
ACPI_STATUS
AcpiPsInitScope (
ACPI_PARSE_STATE *ParserState,
ACPI_PARSE_OBJECT *Root);
ACPI_PARSE_OBJECT *
AcpiPsGetParentScope (
ACPI_PARSE_STATE *state);
BOOLEAN
AcpiPsHasCompletedScope (
ACPI_PARSE_STATE *ParserState);
void
AcpiPsPopScope (
ACPI_PARSE_STATE *ParserState,
ACPI_PARSE_OBJECT **Op,
UINT32 *ArgList,
UINT32 *ArgCount);
ACPI_STATUS
AcpiPsPushScope (
ACPI_PARSE_STATE *ParserState,
ACPI_PARSE_OBJECT *Op,
UINT32 RemainingArgs,
UINT32 ArgCount);
void
AcpiPsCleanupScope (
ACPI_PARSE_STATE *state);
/*
* pstree - parse tree manipulation routines
*/
void
AcpiPsAppendArg(
ACPI_PARSE_OBJECT *op,
ACPI_PARSE_OBJECT *arg);
ACPI_PARSE_OBJECT*
AcpiPsFind (
ACPI_PARSE_OBJECT *Scope,
char *Path,
UINT16 Opcode,
UINT32 Create);
ACPI_PARSE_OBJECT *
AcpiPsGetArg(
ACPI_PARSE_OBJECT *op,
UINT32 argn);
ACPI_PARSE_OBJECT *
AcpiPsGetDepthNext (
ACPI_PARSE_OBJECT *Origin,
ACPI_PARSE_OBJECT *Op);
/*
* pswalk - parse tree walk routines
*/
ACPI_STATUS
AcpiPsWalkParsedAml (
ACPI_PARSE_OBJECT *StartOp,
ACPI_PARSE_OBJECT *EndOp,
ACPI_OPERAND_OBJECT *MthDesc,
ACPI_NAMESPACE_NODE *StartNode,
ACPI_OPERAND_OBJECT **Params,
ACPI_OPERAND_OBJECT **CallerReturnDesc,
ACPI_OWNER_ID OwnerId,
ACPI_PARSE_DOWNWARDS DescendingCallback,
ACPI_PARSE_UPWARDS AscendingCallback);
ACPI_STATUS
AcpiPsGetNextWalkOp (
ACPI_WALK_STATE *WalkState,
ACPI_PARSE_OBJECT *Op,
ACPI_PARSE_UPWARDS AscendingCallback);
ACPI_STATUS
AcpiPsDeleteCompletedOp (
ACPI_WALK_STATE *WalkState);
void
AcpiPsDeleteParseTree (
ACPI_PARSE_OBJECT *root);
/*
* psutils - parser utilities
*/
ACPI_PARSE_OBJECT *
AcpiPsCreateScopeOp (
UINT8 *Aml);
void
AcpiPsInitOp (
ACPI_PARSE_OBJECT *op,
UINT16 opcode);
ACPI_PARSE_OBJECT *
AcpiPsAllocOp (
UINT16 Opcode,
UINT8 *Aml);
void
AcpiPsFreeOp (
ACPI_PARSE_OBJECT *Op);
BOOLEAN
AcpiPsIsLeadingChar (
UINT32 c);
UINT32
AcpiPsGetName(
ACPI_PARSE_OBJECT *op);
void
AcpiPsSetName(
ACPI_PARSE_OBJECT *op,
UINT32 name);
/*
* psdump - display parser tree
*/
UINT32
AcpiPsSprintPath (
char *BufferStart,
UINT32 BufferSize,
ACPI_PARSE_OBJECT *Op);
UINT32
AcpiPsSprintOp (
char *BufferStart,
UINT32 BufferSize,
ACPI_PARSE_OBJECT *Op);
void
AcpiPsShow (
ACPI_PARSE_OBJECT *op);
#endif /* __ACPARSER_H__ */