Move VariablePei/VariableDxe/EmuVarible to /Variable folder of MdeModulePkg.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3370 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
yshang1
193
MdeModulePkg/Universal/Variable/Pei/Variable.h
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193
MdeModulePkg/Universal/Variable/Pei/Variable.h
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/*++
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Copyright (c) 2006 - 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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Variable.h
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Abstract:
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Tiano PEIM to provide the variable functionality
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--*/
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#ifndef _PEI_VARIABLE_H
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#define _PEI_VARIABLE_H
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#include <PiPei.h>
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#include <Ppi/ReadOnlyVariable2.h>
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#include <Library/DebugLib.h>
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#include <Library/PeimEntryPoint.h>
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#include <Library/HobLib.h>
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#include <Library/PcdLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/PeiServicesTablePointerLib.h>
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//
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// BugBug: We need relcate the head file.
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//
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#include <Common/Variable.h>
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//
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// Define GET_PAD_SIZE to optimize compiler
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//
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#if ((ALIGNMENT == 0) || (ALIGNMENT == 1))
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#define GET_PAD_SIZE(a) (0)
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#else
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#define GET_PAD_SIZE(a) (((~a) + 1) & (ALIGNMENT - 1))
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#endif
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#define GET_VARIABLE_NAME_PTR(a) (CHAR16 *) ((UINTN) (a) + sizeof (VARIABLE_HEADER))
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#define GET_VARIABLE_DATA_PTR(a) \
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(UINT8 *) ((UINTN) GET_VARIABLE_NAME_PTR (a) + (a)->NameSize + GET_PAD_SIZE ((a)->NameSize))
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typedef struct {
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VARIABLE_HEADER *CurrPtr;
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VARIABLE_HEADER *EndPtr;
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VARIABLE_HEADER *StartPtr;
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} VARIABLE_POINTER_TRACK;
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#define VARIABLE_INDEX_TABLE_VOLUME 122
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#define EFI_VARIABLE_INDEX_TABLE_GUID \
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{ 0x8cfdb8c8, 0xd6b2, 0x40f3, { 0x8e, 0x97, 0x02, 0x30, 0x7c, 0xc9, 0x8b, 0x7c } }
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typedef struct {
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UINT16 Length;
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UINT16 GoneThrough;
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VARIABLE_HEADER *EndPtr;
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VARIABLE_HEADER *StartPtr;
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UINT16 Index[VARIABLE_INDEX_TABLE_VOLUME];
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} VARIABLE_INDEX_TABLE;
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//
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// Functions
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//
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EFI_STATUS
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EFIAPI
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PeimInitializeVariableServices (
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IN EFI_FFS_FILE_HEADER *FfsHeader,
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IN EFI_PEI_SERVICES **PeiServices
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)
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/*++
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Routine Description:
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TODO: Add function description
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Arguments:
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FfsHeader - TODO: add argument description
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PeiServices - TODO: add argument description
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Returns:
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TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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PeiGetVariable (
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IN CONST EFI_PEI_READ_ONLY_VARIABLE2_PPI *This,
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IN CONST CHAR16 *VariableName,
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IN CONST EFI_GUID *VariableGuid,
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OUT UINT32 *Attributes,
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IN OUT UINTN *DataSize,
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OUT VOID *Data
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)
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/*++
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Routine Description:
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TODO: Add function description
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Arguments:
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PeiServices - TODO: add argument description
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VariableName - TODO: add argument description
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VendorGuid - TODO: add argument description
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Attributes - TODO: add argument description
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DataSize - TODO: add argument description
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Data - TODO: add argument description
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Returns:
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TODO: add return values
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--*/
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;
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EFI_STATUS
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EFIAPI
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PeiGetNextVariableName (
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IN CONST EFI_PEI_READ_ONLY_VARIABLE2_PPI *This,
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IN OUT UINTN *VariableNameSize,
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IN OUT CHAR16 *VariableName,
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IN OUT EFI_GUID *VariableGuid
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)
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/*++
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Routine Description:
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TODO: Add function description
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Arguments:
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PeiServices - TODO: add argument description
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VariableNameSize - TODO: add argument description
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VariableName - TODO: add argument description
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VendorGuid - TODO: add argument description
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Returns:
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TODO: add return values
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--*/
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;
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/**
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Get one variable by the index count.
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@param IndexTable The pointer to variable index table.
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@param Count The index count of variable in index table.
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@return The pointer to variable header indexed by count.
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**/
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VARIABLE_HEADER *
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GetVariableByIndex (
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IN VARIABLE_INDEX_TABLE *IndexTable,
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IN UINT32 Count
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);
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/**
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Record Variable in VariableIndex HOB.
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Record Variable in VariableIndex HOB and update the length of variable index table.
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@param IndexTable The pointer to variable index table.
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@param Variable The pointer to the variable that will be recorded.
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@retval VOID
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**/
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VOID
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VariableIndexTableUpdate (
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IN OUT VARIABLE_INDEX_TABLE *IndexTable,
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IN VARIABLE_HEADER *Variable
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);
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#endif // _PEI_VARIABLE_H
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