diff options
Diffstat (limited to 'EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk')
2 files changed, 260 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk/ReadOnlyVariable2ToReadOnlyVariableThunk.c b/EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk/ReadOnlyVariable2ToReadOnlyVariableThunk.c new file mode 100644 index 0000000000..832dc520e5 --- /dev/null +++ b/EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk/ReadOnlyVariable2ToReadOnlyVariableThunk.c @@ -0,0 +1,208 @@ +/*++
+
+Copyright (c) 2006 - 2008 Intel Corporation. <BR>
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+Module Name:
+
+ Variable.c
+
+Abstract:
+
+ PEIM to provide the Variable functionality
+
+--*/
+
+#include <PiPei.h>
+#include <Ppi/ReadOnlyVariable2.h>
+#include <Ppi/ReadOnlyVariable.h>
+#include <Library/DebugLib.h>
+#include <Library/PeiServicesTablePointerLib.h>
+#include <Library/PeiServicesLib.h>
+
+//
+// Function Prototypes
+//
+EFI_STATUS
+EFIAPI
+PeiGetVariable (
+ IN CONST EFI_PEI_READ_ONLY_VARIABLE2_PPI *This,
+ IN CONST CHAR16 *VariableName,
+ IN CONST EFI_GUID *VariableGuid,
+ OUT UINT32 *Attributes,
+ IN OUT UINTN *DataSize,
+ OUT VOID *Data
+ );
+
+EFI_STATUS
+EFIAPI
+PeiGetNextVariableName (
+ IN CONST EFI_PEI_READ_ONLY_VARIABLE2_PPI *This,
+ IN OUT UINTN *VariableNameSize,
+ IN OUT CHAR16 *VariableName,
+ IN OUT EFI_GUID *VariableGuid
+ );
+
+//
+// Module globals
+//
+EFI_PEI_READ_ONLY_VARIABLE2_PPI mVariablePpi = {
+ PeiGetVariable,
+ PeiGetNextVariableName
+};
+
+EFI_PEI_PPI_DESCRIPTOR mPpiListVariable = {
+ (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
+ &gEfiPeiReadOnlyVariable2PpiGuid,
+ &mVariablePpi
+};
+
+EFI_STATUS
+EFIAPI
+PeimInitializeReadOnlyVariable2 (
+ IN EFI_FFS_FILE_HEADER *FfsHeader,
+ IN EFI_PEI_SERVICES **PeiServices
+ )
+/*++
+
+Routine Description:
+
+ Provide the functionality of the variable services.
+
+Arguments:
+
+ FfsHeadher - The FFS file header
+ PeiServices - General purpose services available to every PEIM.
+
+Returns:
+
+ Status - EFI_SUCCESS if the interface could be successfully
+ installed
+
+--*/
+{
+ //
+ // Publish the variable capability to other modules
+ //
+ return PeiServicesInstallPpi (&mPpiListVariable);
+}
+
+EFI_STATUS
+EFIAPI
+PeiGetVariable (
+ IN CONST EFI_PEI_READ_ONLY_VARIABLE2_PPI *This,
+ IN CONST CHAR16 *VariableName,
+ IN CONST EFI_GUID *VariableGuid,
+ OUT UINT32 *Attributes,
+ IN OUT UINTN *DataSize,
+ OUT VOID *Data
+ )
+/*++
+
+Routine Description:
+
+ Provide the read variable functionality of the variable services.
+
+Arguments:
+
+ PeiServices - General purpose services available to every PEIM.
+
+ VariableName - The variable name
+
+ VendorGuid - The vendor's GUID
+
+ Attributes - Pointer to the attribute
+
+ DataSize - Size of data
+
+ Data - Pointer to data
+
+Returns:
+
+ EFI_SUCCESS - The interface could be successfully installed
+
+ EFI_NOT_FOUND - The variable could not be discovered
+
+ EFI_BUFFER_TOO_SMALL - The caller buffer is not large enough
+
+--*/
+{
+ EFI_STATUS Status;
+ EFI_PEI_READ_ONLY_VARIABLE_PPI *ReadOnlyVariable;
+
+ Status = PeiServicesLocatePpi (
+ &gEfiPeiReadOnlyVariablePpiGuid,
+ 0,
+ NULL,
+ (VOID **)&ReadOnlyVariable
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ return ReadOnlyVariable->PeiGetVariable (
+ GetPeiServicesTablePointer (),
+ (CHAR16 *)VariableName,
+ (EFI_GUID *)VariableGuid,
+ Attributes,
+ DataSize,
+ Data
+ );
+}
+
+EFI_STATUS
+EFIAPI
+PeiGetNextVariableName (
+ IN CONST EFI_PEI_READ_ONLY_VARIABLE2_PPI *This,
+ IN OUT UINTN *VariableNameSize,
+ IN OUT CHAR16 *VariableName,
+ IN OUT EFI_GUID *VariableGuid
+ )
+/*++
+
+Routine Description:
+
+ Provide the get next variable functionality of the variable services.
+
+Arguments:
+
+ PeiServices - General purpose services available to every PEIM.
+ VariabvleNameSize - The variable name's size.
+ VariableName - A pointer to the variable's name.
+ VariableGuid - A pointer to the EFI_GUID structure.
+
+ VariableNameSize - Size of the variable name
+
+ VariableName - The variable name
+
+ VendorGuid - The vendor's GUID
+
+Returns:
+
+ EFI_SUCCESS - The interface could be successfully installed
+
+ EFI_NOT_FOUND - The variable could not be discovered
+
+--*/
+{
+ EFI_STATUS Status;
+ EFI_PEI_READ_ONLY_VARIABLE_PPI *ReadOnlyVariable;
+
+ Status = PeiServicesLocatePpi (
+ &gEfiPeiReadOnlyVariablePpiGuid,
+ 0,
+ NULL,
+ (VOID **)&ReadOnlyVariable
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ return ReadOnlyVariable->PeiGetNextVariableName (
+ GetPeiServicesTablePointer (),
+ VariableNameSize,
+ VariableName,
+ VariableGuid
+ );
+}
diff --git a/EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk/ReadOnlyVariable2ToReadOnlyVariableThunk.inf b/EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk/ReadOnlyVariable2ToReadOnlyVariableThunk.inf new file mode 100644 index 0000000000..c9b08f1f56 --- /dev/null +++ b/EdkCompatibilityPkg/Compatibility/ReadOnlyVariable2ToReadOnlyVariableThunk/ReadOnlyVariable2ToReadOnlyVariableThunk.inf @@ -0,0 +1,52 @@ +#/** @file
+# Component description file for PeiVariable module.
+#
+# PEIM to provide the Variable functionality.
+# Copyright (c) 2006 - 2007, Intel Corporation
+#
+# All rights reserved. This program and the accompanying materials
+# are licensed and made available under the terms and conditions of the BSD License
+# which accompanies this distribution. The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#
+#**/
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = ReadOnlyVariable2ToReadOnlyVariableThunk
+ FILE_GUID = 950216A2-A621-479c-A13D-2990617BDFE7
+ MODULE_TYPE = PEIM
+ VERSION_STRING = 1.0
+ EDK_RELEASE_VERSION = 0x00020000
+ EFI_SPECIFICATION_VERSION = 0x00020000
+
+ ENTRY_POINT = PeimInitializeReadOnlyVariable2
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources.common]
+ ReadOnlyVariable2ToReadOnlyVariableThunk.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ IntelFrameworkPkg/IntelFrameworkPkg.dec
+
+[LibraryClasses]
+ PeimEntryPoint
+ PeiServicesLib
+ PeiServicesTablePointerLib
+ DebugLib
+
+[Ppis]
+ gEfiPeiReadOnlyVariablePpiGuid # PPI ALWAYS_CONSUMED
+ gEfiPeiReadOnlyVariable2PpiGuid # PPI ALWAYS_PRODUCED
+
+[Depex]
+ gEfiPeiReadOnlyVariablePpiGuid
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