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/** @file
AML Helper.
Copyright (c) 2020, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef AML_HELPER_H_
#define AML_HELPER_H_
#include <AmlNodeDefines.h>
#include <ResourceData/AmlResourceData.h>
/** Compare the NameString defined by the "Name ()" ASL function,
and stored in the NameOpNode, with the input NameString.
An ASL NameString is expected to be NULL terminated, and can be composed
of NameSegs that have less that 4 chars, like "DEV". "DEV" will be expanded
as "DEV_".
An AML NameString is not NULL terminated and is is only composed of
4 chars long NameSegs.
@param [in] NameOpNode NameOp object node defining a variable.
Must have an AML_NAME_OP/0 OpCode/SubOpCode.
NameOp object nodes are defined in ASL
using the "Name ()" function.
@param [in] AslName ASL NameString to compare the NameOp's name with.
Must be NULL terminated.
@retval TRUE If the AslName and the AmlName defined by the NameOp node
are similar.
@retval FALSE Otherwise.
**/
BOOLEAN
EFIAPI
AmlNameOpCompareName (
IN AML_OBJECT_NODE_HANDLE NameOpNode,
IN CHAR8 * AslName
);
/** Check whether ObjectNode has the input OpCode/SubOpcode couple.
@param [in] ObjectNode Pointer to an object node.
@param [in] OpCode OpCode to check
@param [in] SubOpCode SubOpCode to check
@retval TRUE The node is an object node and
the Opcode and SubOpCode match.
@retval FALSE Otherwise.
**/
BOOLEAN
EFIAPI
AmlNodeHasOpCode (
IN AML_OBJECT_NODE_HANDLE ObjectNode,
IN UINT8 OpCode,
IN UINT8 SubOpCode
);
/** Check whether DataNode has the input DataType.
@param [in] DataNode Pointer to a data node.
@param [in] DataType DataType to check.
@retval TRUE The node is a data node and
the DataType match.
@retval FALSE Otherwise.
**/
BOOLEAN
EFIAPI
AmlNodeHasDataType (
IN AML_DATA_NODE_HANDLE DataNode,
IN EAML_NODE_DATA_TYPE DataType
);
/** Check whether RdNode has the input RdDataType.
@param [in] RdNode Pointer to a data node.
@param [in] RdDataType DataType to check.
@retval TRUE The node is a Resource Data node and
the RdDataType match.
@retval FALSE Otherwise.
**/
BOOLEAN
EFIAPI
AmlNodeHasRdDataType (
IN AML_DATA_NODE_HANDLE RdNode,
IN AML_RD_HEADER RdDataType
);
#endif // AML_HELPER_H_
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