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/** @file
Copyright (c) 2017 - 2021, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Glossary:
- PFN - Pointer to a Function
**/
#ifndef TABLE_HELPER_LIB_H_
#define TABLE_HELPER_LIB_H_
#include <Library/AmlLib/AmlLib.h>
/** The GetCgfMgrInfo function gets the CM_STD_OBJ_CONFIGURATION_MANAGER_INFO
object from the Configuration Manager.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager protocol
interface.
@param [out] CfgMfrInfo Pointer to the Configuration Manager Info
object structure.
@retval EFI_SUCCESS The object is returned.
@retval EFI_INVALID_PARAMETER The Object ID is invalid.
@retval EFI_NOT_FOUND The requested Object is not found.
@retval EFI_BAD_BUFFER_SIZE The size returned by the Configuration
Manager is less than the Object size.
**/
EFI_STATUS
EFIAPI
GetCgfMgrInfo (
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL * CONST CfgMgrProtocol,
OUT CM_STD_OBJ_CONFIGURATION_MANAGER_INFO ** CfgMfrInfo
);
/** The AddAcpiHeader function updates the ACPI header structure. It uses the
ACPI table Generator and the Configuration Manager protocol to obtain the
information required for constructing the header.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
protocol interface.
@param [in] Generator Pointer to the ACPI table Generator.
@param [in,out] AcpiHeader Pointer to the ACPI table header to be
updated.
@param [in] AcpiTableInfo Pointer to the ACPI table info structure.
@param [in] Length Length of the ACPI table.
@retval EFI_SUCCESS The ACPI table is updated successfully.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_NOT_FOUND The required object information is not found.
@retval EFI_BAD_BUFFER_SIZE The size returned by the Configuration
Manager is less than the Object size for the
requested object.
**/
EFI_STATUS
EFIAPI
AddAcpiHeader (
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL * CONST CfgMgrProtocol,
IN CONST ACPI_TABLE_GENERATOR * CONST Generator,
IN OUT EFI_ACPI_DESCRIPTION_HEADER * CONST AcpiHeader,
IN CONST CM_STD_OBJ_ACPI_TABLE_INFO * CONST AcpiTableInfo,
IN CONST UINT32 Length
);
/** Build a RootNode containing SSDT ACPI header information using the AmlLib.
The function utilizes the ACPI table Generator and the Configuration
Manager protocol to obtain any information required for constructing the
header. It then creates a RootNode. The SSDT ACPI header is part of the
RootNode.
This is essentially a wrapper around AmlCodeGenDefinitionBlock ()
from the AmlLib.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
protocol interface.
@param [in] Generator Pointer to the ACPI table Generator.
@param [in] AcpiTableInfo Pointer to the ACPI table info structure.
@param [out] RootNode If success, contains the created RootNode.
The SSDT ACPI header is part of the RootNode.
@retval EFI_SUCCESS Success.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_NOT_FOUND The required object information is not found.
@retval EFI_BAD_BUFFER_SIZE The size returned by the Configuration
Manager is less than the Object size for the
requested object.
**/
EFI_STATUS
EFIAPI
AddSsdtAcpiHeader (
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL * CONST CfgMgrProtocol,
IN CONST ACPI_TABLE_GENERATOR * CONST Generator,
IN CONST CM_STD_OBJ_ACPI_TABLE_INFO * CONST AcpiTableInfo,
OUT AML_ROOT_NODE_HANDLE * RootNode
);
/**
Function prototype for testing if two arbitrary objects are equal.
@param [in] Object1 Pointer to the first object to compare.
@param [in] Object2 Pointer to the second object to compare.
@param [in] Index1 Index of Object1. This value is optional and
can be ignored by the specified implementation.
@param [in] Index2 Index of Object2. This value is optional and
can be ignored by the specified implementation.
@retval TRUE Object1 and Object2 are equal.
@retval FALSE Object1 and Object2 are NOT equal.
**/
typedef
BOOLEAN
(EFIAPI *PFN_IS_EQUAL)(
IN CONST VOID * Object1,
IN CONST VOID * Object2,
IN UINTN Index1 OPTIONAL,
IN UINTN Index2 OPTIONAL
);
/**
Test and report if a duplicate entry exists in the given array of comparable
elements.
@param [in] Array Array of elements to test for duplicates.
@param [in] Count Number of elements in Array.
@param [in] ElementSize Size of an element in bytes
@param [in] EqualTestFunction The function to call to check if any two
elements are equal.
@retval TRUE A duplicate element was found or one of
the input arguments is invalid.
@retval FALSE Every element in Array is unique.
**/
BOOLEAN
EFIAPI
FindDuplicateValue (
IN CONST VOID * Array,
IN CONST UINTN Count,
IN CONST UINTN ElementSize,
IN PFN_IS_EQUAL EqualTestFunction
);
/** Parse and print a CmObjDesc.
@param [in] CmObjDesc The CmObjDesc to parse and print.
**/
VOID
EFIAPI
ParseCmObjDesc (
IN CONST CM_OBJ_DESCRIPTOR * CmObjDesc
);
#endif // TABLE_HELPER_LIB_H_
|
