diff options
| author | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-08-29 22:16:28 +0000 |
|---|---|---|
| committer | jljusten <jljusten@6f19259b-4bc3-4df7-8a09-765794883524> | 2011-08-29 22:16:28 +0000 |
| commit | fe69ac847a984abf0307ae8706dcabbb928a5a48 (patch) | |
| tree | d9a5e6fd3d69991819a7a1fc48852ffdc6aeaa8d /MdePkg/Library/BaseS3BootScriptLibNull | |
| parent | 8a96515e8852b9fd4180fc3fcfbbb72f0d93e031 (diff) | |
| download | edk2-fe69ac847a984abf0307ae8706dcabbb928a5a48.tar.gz edk2-fe69ac847a984abf0307ae8706dcabbb928a5a48.tar.bz2 edk2-fe69ac847a984abf0307ae8706dcabbb928a5a48.zip | |
MdePkg: Add S3 library interfaces and base implementations
Signed-off-by: jljusten
Reviewed-by: mdkinney
Reviewed-by: rsun3
Reviewed-by: jyao1
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12222 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseS3BootScriptLibNull')
| -rw-r--r-- | MdePkg/Library/BaseS3BootScriptLibNull/BaseS3BootScriptLibNull.inf | 42 | ||||
| -rw-r--r-- | MdePkg/Library/BaseS3BootScriptLibNull/BootScriptLib.c | 563 |
2 files changed, 605 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseS3BootScriptLibNull/BaseS3BootScriptLibNull.inf b/MdePkg/Library/BaseS3BootScriptLibNull/BaseS3BootScriptLibNull.inf new file mode 100644 index 0000000000..9d3f2b74e7 --- /dev/null +++ b/MdePkg/Library/BaseS3BootScriptLibNull/BaseS3BootScriptLibNull.inf @@ -0,0 +1,42 @@ +## @file
+# BootScriptLib instance that always produces NOP operation.
+#
+# This library is primarily used by platform that does not support ACPI S3
+# resume. All the library interfaces simply return EFI_SUCCESS without
+# performing any operation.
+#
+# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
+#
+# 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 = BaseS3BootScriptLibNull
+ FILE_GUID = 9A6DC1AC-94C0-43b1-8714-4C70FD58A815
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = S3BootScriptLib
+
+
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64 IPF EBC
+#
+
+[Sources]
+ BootScriptLib.c
+
+
+[Packages]
+ MdePkg/MdePkg.dec
+
diff --git a/MdePkg/Library/BaseS3BootScriptLibNull/BootScriptLib.c b/MdePkg/Library/BaseS3BootScriptLibNull/BootScriptLib.c new file mode 100644 index 0000000000..8e1ca7f4ef --- /dev/null +++ b/MdePkg/Library/BaseS3BootScriptLibNull/BootScriptLib.c @@ -0,0 +1,563 @@ +/** @file
+ Null function implementation for EFI S3 boot script.
+
+ Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
+
+ 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.
+
+**/
+
+
+#include <Base.h>
+#include <Library/S3BootScriptLib.h>
+
+/**
+ Save I/O write to boot script
+
+ @param Width the width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Address The base address of the I/O operations.
+ @param Count The number of I/O operations to perform.
+ @param Buffer The source buffer from which to write data.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveIoWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN VOID *Buffer
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+/**
+ Adds a record for an I/O modify operation into a S3 boot script table
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Address The base address of the I/O operations.
+ @param Data A pointer to the data to be OR-ed.
+ @param DataMask A pointer to the data mask to be AND-ed with the data read from the register
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveIoReadWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+/**
+ Adds a record for a memory write operation into a specified boot script table.
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Address The base address of the memory operations
+ @param Count The number of memory operations to perform.
+ @param Buffer The source buffer from which to write the data.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveMemWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN VOID *Buffer
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for a memory modify operation into a specified boot script table.
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Address The base address of the memory operations. Address needs alignment if required
+ @param Data A pointer to the data to be OR-ed.
+ @param DataMask A pointer to the data mask to be AND-ed with the data read from the register.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveMemReadWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for a PCI configuration space write operation into a specified boot script table.
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Address The address within the PCI configuration space.
+ @param Count The number of PCI operations to perform.
+ @param Buffer The source buffer from which to write the data.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSavePciCfgWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN VOID *Buffer
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+/**
+ Adds a record for a PCI configuration space modify operation into a specified boot script table.
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Address The address within the PCI configuration space.
+ @param Data A pointer to the data to be OR-ed.The size depends on Width.
+ @param DataMask A pointer to the data mask to be AND-ed.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN__SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSavePciCfgReadWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for a PCI configuration space modify operation into a specified boot script table.
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Segment The PCI segment number for Address.
+ @param Address The address within the PCI configuration space.
+ @param Count The number of PCI operations to perform.
+ @param Buffer The source buffer from which to write the data.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSavePciCfg2Write (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT16 Segment,
+ IN UINT64 Address,
+ IN UINTN Count,
+ IN VOID *Buffer
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for a PCI configuration space modify operation into a specified boot script table.
+
+ @param Width The width of the I/O operations.Enumerated in S3_BOOT_SCRIPT_LIB_WIDTH.
+ @param Segment The PCI segment number for Address.
+ @param Address The address within the PCI configuration space.
+ @param Data A pointer to the data to be OR-ed. The size depends on Width.
+ @param DataMask A pointer to the data mask to be AND-ed.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSavePciCfg2ReadWrite (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT16 Segment,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for an SMBus command execution into a specified boot script table.
+
+ @param SmBusAddress Address that encodes the SMBUS Slave Address, SMBUS Command, SMBUS Data Length, and PEC.
+ @param Operation Indicates which particular SMBus protocol it will use to execute the SMBus
+ transactions.
+ @param Length A pointer to signify the number of bytes that this operation will do.
+ @param Buffer Contains the value of data to execute to the SMBUS slave device.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveSmbusExecute (
+ IN UINTN SmBusAddress,
+ IN EFI_SMBUS_OPERATION Operation,
+ IN UINTN *Length,
+ IN VOID *Buffer
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for an execution stall on the processor into a specified boot script table.
+
+ @param Duration Duration in microseconds of the stall
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveStall (
+ IN UINTN Duration
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for dispatching specified arbitrary code into a specified boot script table.
+
+ @param EntryPoint Entry point of the code to be dispatched.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveDispatch (
+ IN VOID *EntryPoint
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for an execution stall on the processor into a specified boot script table.
+
+ @param EntryPoint Entry point of the code to be dispatched.
+ @param Context Argument to be passed into the EntryPoint of the code to be dispatched.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveDispatch2 (
+ IN VOID *EntryPoint,
+ IN VOID *Context
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+/**
+ Adds a record for memory reads of the memory location and continues when the exit criteria is
+ satisfied or after a defined duration.
+
+ @param Width The width of the memory operations.
+ @param Address The base address of the memory operations.
+ @param BitMask A pointer to the bit mask to be AND-ed with the data read from the register.
+ @param BitValue A pointer to the data value after to be Masked.
+ @param Duration Duration in microseconds of the stall.
+ @param LoopTimes The times of the register polling.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveMemPoll (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN VOID *BitMask,
+ IN VOID *BitValue,
+ IN UINTN Duration,
+ IN UINTN LoopTimes
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+/**
+ Store arbitrary information in the boot script table. This opcode is a no-op on dispatch and is only
+ used for debugging script issues.
+
+ @param InformationLength Length of the data in bytes
+ @param Information Information to be logged in the boot scrpit
+
+ @retval RETURN_UNSUPPORTED If entering runtime, this method will not support.
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveInformation (
+ IN UINT32 InformationLength,
+ IN VOID *Information
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for I/O reads the I/O location and continues when the exit criteria is satisfied or after a
+ defined duration.
+
+ @param Width The width of the I/O operations.
+ @param Address The base address of the I/O operations.
+ @param Data The comparison value used for the polling exit criteria.
+ @param DataMask Mask used for the polling criteria. The bits in the bytes below Width which are zero
+ in Data are ignored when polling the memory address.
+ @param Delay The number of 100ns units to poll. Note that timer available may be of poorer
+ granularity so the delay may be longer.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveIoPoll (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask,
+ IN UINT64 Delay
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+/**
+ Adds a record for PCI configuration space reads and continues when the exit criteria is satisfied or
+ after a defined duration.
+
+ @param Width The width of the I/O operations.
+ @param Address The address within the PCI configuration space.
+ @param Data The comparison value used for the polling exit criteria.
+ @param DataMask Mask used for the polling criteria. The bits in the bytes below Width which are zero
+ in Data are ignored when polling the memory address
+ @param Delay The number of 100ns units to poll. Note that timer available may be of poorer
+ granularity so the delay may be longer.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSavePciPoll (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask,
+ IN UINT64 Delay
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Adds a record for PCI configuration space reads and continues when the exit criteria is satisfied or
+ after a defined duration.
+
+ @param Width The width of the I/O operations.
+ @param Segment The PCI segment number for Address.
+ @param Address The address within the PCI configuration space.
+ @param Data The comparison value used for the polling exit criteria.
+ @param DataMask Mask used for the polling criteria. The bits in the bytes below Width which are zero
+ in Data are ignored when polling the memory address
+ @param Delay The number of 100ns units to poll. Note that timer available may be of poorer
+ granularity so the delay may be longer.
+
+ @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table do operation.
+ @retval RETURN_SUCCESS Opcode is added.
+ @note A known Limitations in the implementation: When interpreting the opcode EFI_BOOT_SCRIPT_PCI_CONFIG2_WRITE_OPCODE
+ EFI_BOOT_SCRIPT_PCI_CONFIG2_READ_WRITE_OPCODE and EFI_BOOT_SCRIPT_PCI_CONFIG2_POLL_OPCODE, the 'Segment' parameter is assumed as
+ Zero, or else, assert.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSavePci2Poll (
+ IN S3_BOOT_SCRIPT_LIB_WIDTH Width,
+ IN UINT16 Segment,
+ IN UINT64 Address,
+ IN VOID *Data,
+ IN VOID *DataMask,
+ IN UINT64 Delay
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Save ASCII string information specified by Buffer to
+ boot script with opcode EFI_BOOT_SCRIPT_INFORMATION_OPCODE
+
+ @param String the ascii string to store into the S3 boot script table
+
+ @retval RETURN_NOT_FOUND BootScriptSave Protocol not exist.
+ @retval RETURN_SUCCESS BootScriptSave Protocol exist, always returns RETURN_SUCCESS
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptSaveInformationAsciiString (
+ IN CONST CHAR8 *String
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ This is an function to close the S3 boot script table. The function could only be called in
+ BOOT time phase. To comply with the Framework spec definition on
+ EFI_BOOT_SCRIPT_SAVE_PROTOCOL.CloseTable(), this function will fulfill following things:
+ 1. Closes the specified boot script table
+ 2. It allocates a new memory pool to duplicate all the boot scripts in the specified table.
+ Once this function is called, the table maintained by the library will be destroyed
+ after it is copied into the allocated pool.
+ 3. Any attempts to add a script record after calling this function will cause a new table
+ to be created by the library.
+ 4. The base address of the allocated pool will be returned in Address. Note that after
+ using the boot script table, the CALLER is responsible for freeing the pool that is allocated
+ by this function.
+
+ In Spec PI1.1, this EFI_BOOT_SCRIPT_SAVE_PROTOCOL.CloseTable() is retired. By then it is not
+ necessary to provide this API in BootScriptLib. To provides this API for now is only to meet
+ the requirement from Framework Spec.
+
+ If anyone does call CloseTable() on a real platform, then the caller is responsible for figuring out
+ how to get the script to run on an S3 resume because the boot script maintained by the lib will be
+ destroyed.
+
+ @return the base address of the new copy of the boot script tble.
+
+**/
+UINT8*
+EFIAPI
+S3BootScriptCloseTable (
+ VOID
+ )
+{
+ return 0;
+}
+/**
+ Executes the S3 boot script table.
+
+ @param RETURN_SUCCESS The boot script table was executed successfully.
+ @param RETURN_UNSUPPORTED Invalid script table or opcode.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptExecute (
+ VOID
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Move the last boot script entry to the position
+
+ @param BeforeOrAfter Specifies whether the opcode is stored before (TRUE) or after (FALSE) the position
+ in the boot script table specified by Position. If Position is NULL or points to
+ NULL then the new opcode is inserted at the beginning of the table (if TRUE) or end
+ of the table (if FALSE).
+ @param Position On entry, specifies the position in the boot script table where the opcode will be
+ inserted, either before or after, depending on BeforeOrAfter. On exit, specifies
+ the position of the inserted opcode in the boot script table.
+
+ @retval RETURN_OUT_OF_RESOURCES The table is not available.
+ @retval RETURN_INVALID_PARAMETER The Position is not a valid position in the boot script table.
+ @retval RETURN_SUCCESS Opcode is inserted.
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptMoveLastOpcode (
+ IN BOOLEAN BeforeOrAfter,
+ IN OUT VOID **Position OPTIONAL
+)
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Find a label within the boot script table and, if not present, optionally create it.
+
+ @param BeforeOrAfter Specifies whether the opcode is stored before (TRUE)
+ or after (FALSE) the position in the boot script table
+ specified by Position.
+ @param CreateIfNotFound Specifies whether the label will be created if the label
+ does not exists (TRUE) or not (FALSE).
+ @param Position On entry, specifies the position in the boot script table
+ where the opcode will be inserted, either before or after,
+ depending on BeforeOrAfter. On exit, specifies the position
+ of the inserted opcode in the boot script table.
+ @param Label Points to the label which will be inserted in the boot script table.
+
+ @retval EFI_SUCCESS The operation succeeded. A record was added into the
+ specified script table.
+ @retval EFI_INVALID_PARAMETER The parameter is illegal or the given boot script is not supported.
+ If the opcode is unknow or not supported because of the PCD
+ Feature Flags.
+ @retval EFI_OUT_OF_RESOURCES There is insufficient memory to store the boot script.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptLabel (
+ IN BOOLEAN BeforeOrAfter,
+ IN BOOLEAN CreateIfNotFound,
+ IN OUT VOID **Position OPTIONAL,
+ IN CONST CHAR8 *Label
+ )
+{
+ return RETURN_SUCCESS;
+}
+/**
+ Compare two positions in the boot script table and return their relative position.
+ @param Position1 The positions in the boot script table to compare
+ @param Position2 The positions in the boot script table to compare
+ @param RelativePosition On return, points to the result of the comparison
+
+ @retval EFI_SUCCESS The operation succeeded. A record was added into the
+ specified script table.
+ @retval EFI_INVALID_PARAMETER The parameter is illegal or the given boot script is not supported.
+ If the opcode is unknow or not supported because of the PCD
+ Feature Flags.
+ @retval EFI_OUT_OF_RESOURCES There is insufficient memory to store the boot script.
+
+**/
+RETURN_STATUS
+EFIAPI
+S3BootScriptCompare (
+ IN UINT8 *Position1,
+ IN UINT8 *Position2,
+ OUT UINTN *RelativePosition
+ )
+{
+ return RETURN_SUCCESS;
+}
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