diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibRepStr')
38 files changed, 2632 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf b/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf new file mode 100644 index 0000000000..3190f3ce55 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf @@ -0,0 +1,143 @@ +#/** @file
+# Component description file for RepStr Base Memory Library
+#
+# Base Memory Library that uses REP string instructions for
+# high performance and small size. Optimized for use in PEI.
+# Copyright (c) 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 Section - statements that will be processed to create a Makefile.
+#
+################################################################################
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = BaseMemoryLibRepStr
+ FILE_GUID = e7884bf4-51a1-485b-982a-ff89129983bc
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = BaseMemoryLib
+ EDK_RELEASE_VERSION = 0x00020000
+ EFI_SPECIFICATION_VERSION = 0x00020000
+
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64
+#
+
+################################################################################
+#
+# Sources Section - list of files that are required for the build to succeed.
+#
+################################################################################
+
+[Sources.common]
+ MemLibInternals.h
+ CommonHeader.h
+
+[Sources.Ia32]
+ Ia32/ScanMem64.S
+ Ia32/ScanMem32.S
+ Ia32/ScanMem16.S
+ Ia32/ScanMem8.S
+ Ia32/CompareMem.S
+ Ia32/ZeroMem.S
+ Ia32/SetMem64.S
+ Ia32/SetMem32.S
+ Ia32/SetMem16.S
+ Ia32/SetMem.S
+ Ia32/CopyMem.S
+ Ia32/ScanMem64.asm
+ Ia32/ScanMem32.asm
+ Ia32/ScanMem16.asm
+ Ia32/ScanMem8.asm
+ Ia32/CompareMem.asm
+ Ia32/ZeroMem.asm
+ Ia32/SetMem64.asm
+ Ia32/SetMem32.asm
+ Ia32/SetMem16.asm
+ Ia32/SetMem.asm
+ Ia32/CopyMem.asm
+ ScanMem64Wrapper.c
+ ScanMem32Wrapper.c
+ ScanMem16Wrapper.c
+ ScanMem8Wrapper.c
+ ZeroMemWrapper.c
+ CompareMemWrapper.c
+ SetMem64Wrapper.c
+ SetMem32Wrapper.c
+ SetMem16Wrapper.c
+ SetMemWrapper.c
+ CopyMemWrapper.c
+ MemLibGuid.c
+
+[Sources.X64]
+ x64/ScanMem64.asm
+ x64/ScanMem32.asm
+ x64/ScanMem16.asm
+ x64/ScanMem8.asm
+ x64/CompareMem.asm
+ x64/ZeroMem.asm
+ x64/SetMem64.asm
+ x64/SetMem32.asm
+ x64/SetMem16.asm
+ x64/SetMem.asm
+ x64/CopyMem.asm
+ ScanMem64Wrapper.c
+ ScanMem32Wrapper.c
+ ScanMem16Wrapper.c
+ ScanMem8Wrapper.c
+ ZeroMemWrapper.c
+ CompareMemWrapper.c
+ SetMem64Wrapper.c
+ SetMem32Wrapper.c
+ SetMem16Wrapper.c
+ SetMemWrapper.c
+ CopyMemWrapper.c
+ MemLibGuid.c
+
+
+################################################################################
+#
+# Includes Section - list of Include locations that are required for
+# this module.
+#
+################################################################################
+
+[Includes]
+ $(WORKSPACE)/MdePkg\Include/Library
+
+################################################################################
+#
+# Package Dependency Section - list of Package files that are required for
+# this module.
+#
+################################################################################
+
+[Packages]
+ MdePkg/MdePkg.dec
+
+
+################################################################################
+#
+# Library Class Section - list of Library Classes that are required for
+# this module.
+#
+################################################################################
+
+[LibraryClasses]
+ DebugLib
+ BaseLib
+
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.msa b/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.msa new file mode 100644 index 0000000000..0d98031313 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.msa @@ -0,0 +1,103 @@ +<?xml version="1.0" encoding="UTF-8"?>
+<ModuleSurfaceArea xmlns="http://www.TianoCore.org/2006/Edk2.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+ <MsaHeader>
+ <ModuleName>BaseMemoryLibRepStr</ModuleName>
+ <ModuleType>BASE</ModuleType>
+ <GuidValue>e7884bf4-51a1-485b-982a-ff89129983bc</GuidValue>
+ <Version>1.0</Version>
+ <Abstract>Component description file for RepStr Base Memory Library</Abstract>
+ <Description>Base Memory Library that uses REP string instructions for + high performance and small size. Optimized for use in PEI.</Description>
+ <Copyright>Copyright (c) 2006, Intel Corporation</Copyright>
+ <License>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.</License>
+ <Specification>FRAMEWORK_BUILD_PACKAGING_SPECIFICATION 0x00000052</Specification>
+ </MsaHeader>
+ <ModuleDefinitions>
+ <SupportedArchitectures>IA32 X64</SupportedArchitectures>
+ <BinaryModule>false</BinaryModule>
+ <OutputFileBasename>BaseMemoryLibRepStr</OutputFileBasename>
+ </ModuleDefinitions>
+ <LibraryClassDefinitions>
+ <LibraryClass Usage="ALWAYS_PRODUCED">
+ <Keyword>BaseMemoryLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>BaseLib</Keyword>
+ </LibraryClass>
+ <LibraryClass Usage="ALWAYS_CONSUMED">
+ <Keyword>DebugLib</Keyword>
+ </LibraryClass>
+ </LibraryClassDefinitions>
+ <SourceFiles>
+ <Filename>MemLibInternals.h</Filename>
+ <Filename SupArchList="IA32">MemLibGuid.c</Filename>
+ <Filename SupArchList="IA32">CopyMemWrapper.c</Filename>
+ <Filename SupArchList="IA32">SetMemWrapper.c</Filename>
+ <Filename SupArchList="IA32">SetMem16Wrapper.c</Filename>
+ <Filename SupArchList="IA32">SetMem32Wrapper.c</Filename>
+ <Filename SupArchList="IA32">SetMem64Wrapper.c</Filename>
+ <Filename SupArchList="IA32">CompareMemWrapper.c</Filename>
+ <Filename SupArchList="IA32">ZeroMemWrapper.c</Filename>
+ <Filename SupArchList="IA32">ScanMem8Wrapper.c</Filename>
+ <Filename SupArchList="IA32">ScanMem16Wrapper.c</Filename>
+ <Filename SupArchList="IA32">ScanMem32Wrapper.c</Filename>
+ <Filename SupArchList="IA32">ScanMem64Wrapper.c</Filename>
+ <Filename SupArchList="IA32">Ia32/CopyMem.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem16.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem32.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem64.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/ZeroMem.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/CompareMem.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem8.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem16.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem32.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem64.asm</Filename>
+ <Filename SupArchList="IA32">Ia32/CopyMem.S</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem.S</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem16.S</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem32.S</Filename>
+ <Filename SupArchList="IA32">Ia32/SetMem64.S</Filename>
+ <Filename SupArchList="IA32">Ia32/ZeroMem.S</Filename>
+ <Filename SupArchList="IA32">Ia32/CompareMem.S</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem8.S</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem16.S</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem32.S</Filename>
+ <Filename SupArchList="IA32">Ia32/ScanMem64.S</Filename>
+ <Filename SupArchList="X64">MemLibGuid.c</Filename>
+ <Filename SupArchList="X64">CopyMemWrapper.c</Filename>
+ <Filename SupArchList="X64">SetMemWrapper.c</Filename>
+ <Filename SupArchList="X64">SetMem16Wrapper.c</Filename>
+ <Filename SupArchList="X64">SetMem32Wrapper.c</Filename>
+ <Filename SupArchList="X64">SetMem64Wrapper.c</Filename>
+ <Filename SupArchList="X64">CompareMemWrapper.c</Filename>
+ <Filename SupArchList="X64">ZeroMemWrapper.c</Filename>
+ <Filename SupArchList="X64">ScanMem8Wrapper.c</Filename>
+ <Filename SupArchList="X64">ScanMem16Wrapper.c</Filename>
+ <Filename SupArchList="X64">ScanMem32Wrapper.c</Filename>
+ <Filename SupArchList="X64">ScanMem64Wrapper.c</Filename>
+ <Filename SupArchList="X64">x64/CopyMem.asm</Filename>
+ <Filename SupArchList="X64">x64/SetMem.asm</Filename>
+ <Filename SupArchList="X64">x64/SetMem16.asm</Filename>
+ <Filename SupArchList="X64">x64/SetMem32.asm</Filename>
+ <Filename SupArchList="X64">x64/SetMem64.asm</Filename>
+ <Filename SupArchList="X64">x64/ZeroMem.asm</Filename>
+ <Filename SupArchList="X64">x64/CompareMem.asm</Filename>
+ <Filename SupArchList="X64">x64/ScanMem8.asm</Filename>
+ <Filename SupArchList="X64">x64/ScanMem16.asm</Filename>
+ <Filename SupArchList="X64">x64/ScanMem32.asm</Filename>
+ <Filename SupArchList="X64">x64/ScanMem64.asm</Filename>
+ </SourceFiles>
+ <PackageDependencies>
+ <Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
+ </PackageDependencies>
+ <Externs>
+ <Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
+ <Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
+ </Externs>
+</ModuleSurfaceArea>
\ No newline at end of file diff --git a/MdePkg/Library/BaseMemoryLibRepStr/CommonHeader.h b/MdePkg/Library/BaseMemoryLibRepStr/CommonHeader.h new file mode 100644 index 0000000000..68b4d9483b --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/CommonHeader.h @@ -0,0 +1,33 @@ +/**@file
+ Common header file shared by all source files.
+
+ This file includes package header files, library classes and protocol, PPI & GUID definitions.
+
+ Copyright (c) 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.
+**/
+
+#ifndef __COMMON_HEADER_H_
+#define __COMMON_HEADER_H_
+
+
+//
+// The package level header files this module uses
+//
+#include <Base.h>
+//
+// The protocols, PPI and GUID defintions for this module
+//
+//
+// The Library classes this module consumes
+//
+#include <Library/BaseMemoryLib.h>
+#include <Library/BaseLib.h>
+#include <Library/DebugLib.h>
+
+#endif
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/CompareMemWrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/CompareMemWrapper.c new file mode 100644 index 0000000000..b816af7489 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/CompareMemWrapper.c @@ -0,0 +1,72 @@ +/** @file
+ CompareMem() implementation.
+
+ Copyright (c) 2006, 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: CompareMemWrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Compares the contents of two buffers.
+
+ This function compares Length bytes of SourceBuffer to Length bytes of DestinationBuffer.
+ If all Length bytes of the two buffers are identical, then 0 is returned. Otherwise, the
+ value returned is the first mismatched byte in SourceBuffer subtracted from the first
+ mismatched byte in DestinationBuffer.
+ If Length > 0 and DestinationBuffer is NULL and Length > 0, then ASSERT().
+ If Length > 0 and SourceBuffer is NULL and Length > 0, then ASSERT().
+ If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT().
+ If Length is greater than (MAX_ADDRESS - SourceBuffer + 1), then ASSERT().
+
+
+ @param DestinationBuffer Pointer to the destination buffer to compare.
+ @param SourceBuffer Pointer to the source buffer to compare.
+ @param Length Number of bytes to compare.
+
+ @return 0 All Length bytes of the two buffers are identical.
+ @retval Non-zero The first mismatched byte in SourceBuffer subtracted from the first
+ mismatched byte in DestinationBuffer.
+
+**/
+INTN
+EFIAPI
+CompareMem (
+ IN CONST VOID *DestinationBuffer,
+ IN CONST VOID *SourceBuffer,
+ IN UINTN Length
+ )
+{
+ if (Length == 0) {
+ return 0;
+ }
+ ASSERT (DestinationBuffer != NULL);
+ ASSERT (SourceBuffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)DestinationBuffer));
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)SourceBuffer));
+
+ return InternalMemCompareMem (DestinationBuffer, SourceBuffer, Length);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/CopyMemWrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/CopyMemWrapper.c new file mode 100644 index 0000000000..b0449b19b5 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/CopyMemWrapper.c @@ -0,0 +1,67 @@ +/** @file
+ CopyMem() implementation.
+
+ Copyright (c) 2006, 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: CopyMemWrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Copies a source buffer to a destination buffer, and returns the destination buffer.
+
+ This function copies Length bytes from SourceBuffer to DestinationBuffer, and returns
+ DestinationBuffer. The implementation must be reentrant, and it must handle the case
+ where SourceBuffer overlaps DestinationBuffer.
+ If Length is greater than (MAX_ADDRESS - DestinationBuffer + 1), then ASSERT().
+ If Length is greater than (MAX_ADDRESS - SourceBuffer + 1), then ASSERT().
+
+ @param DestinationBuffer Pointer to the destination buffer of the memory copy.
+ @param SourceBuffer Pointer to the source buffer of the memory copy.
+ @param Length Number of bytes to copy from SourceBuffer to DestinationBuffer.
+
+ @return DestinationBuffer.
+
+**/
+VOID *
+EFIAPI
+CopyMem (
+ OUT VOID *DestinationBuffer,
+ IN CONST VOID *SourceBuffer,
+ IN UINTN Length
+ )
+{
+ if (Length == 0) {
+ return DestinationBuffer;
+ }
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)DestinationBuffer));
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)SourceBuffer));
+
+ if (DestinationBuffer == SourceBuffer) {
+ return DestinationBuffer;
+ }
+ return InternalMemCopyMem (DestinationBuffer, SourceBuffer, Length);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.S new file mode 100644 index 0000000000..3968604ca6 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.S @@ -0,0 +1,58 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# CompareMem.Asm
+#
+# Abstract:
+#
+# CompareMem function
+#
+# Notes:
+#
+# The following BaseMemoryLib instances share the same version of this file:
+#
+# BaseMemoryLibRepStr
+# BaseMemoryLibMmx
+# BaseMemoryLibSse2
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemCompareMem
+
+#------------------------------------------------------------------------------
+# INTN
+# EFIAPI
+# InternalMemCompareMem (
+# IN CONST VOID *DestinationBuffer,
+# IN CONST VOID *SourceBuffer,
+# IN UINTN Length
+# );
+#------------------------------------------------------------------------------
+_InternalMemCompareMem:
+ push %esi
+ push %edi
+ movl 12(%esp), %esi
+ movl 16(%esp), %edi
+ movl 20(%esp), %ecx
+ repe cmpsb
+ movzbl -1(%esi), %eax
+ movzbl -1(%edi), %edx
+ subl %edx, %eax
+ pop %edi
+ pop %esi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.asm new file mode 100644 index 0000000000..dabd337a7c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CompareMem.asm @@ -0,0 +1,59 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; CompareMem.Asm
+;
+; Abstract:
+;
+; CompareMem function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; INTN
+; EFIAPI
+; InternalMemCompareMem (
+; IN CONST VOID *DestinationBuffer,
+; IN CONST VOID *SourceBuffer,
+; IN UINTN Length
+; );
+;------------------------------------------------------------------------------
+InternalMemCompareMem PROC USES esi edi
+ mov esi, [esp + 12]
+ mov edi, [esp + 16]
+ mov ecx, [esp + 20]
+ repe cmpsb
+ movzx eax, byte ptr [esi - 1]
+ movzx edx, byte ptr [edi - 1]
+ sub eax, edx
+ ret
+InternalMemCompareMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.S new file mode 100644 index 0000000000..a83fc04634 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.S @@ -0,0 +1,70 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# CopyMem.Asm
+#
+# Abstract:
+#
+# CopyMem function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemCopyMem
+
+#------------------------------------------------------------------------------
+# VOID *
+# EFIAPI
+# InternalMemCopyMem (
+# IN VOID *Destination,
+# IN VOID *Source,
+# IN UINTN Count
+# );
+#------------------------------------------------------------------------------
+_InternalMemCopyMem:
+ push %esi
+ push %edi
+ movl 16(%esp), %esi # esi <- Source
+ movl 12(%esp), %edi # edi <- Destination
+ movl 20(%esp), %edx # edx <- Count
+ leal -1(%esi, %edx), %eax # eax <- End of Source
+ cmpl %edi, %esi
+ jae L0
+ cmpl %edi, %eax
+ jae L_CopyBackward # Copy backward if overlapped
+L0:
+ movl %edx, %ecx
+ andl $3, %edx
+ shrl $2, %ecx
+ rep
+ movsl # Copy as many Dwords as possible
+ jmp L_CopyBytes
+L_CopyBackward:
+ movl %eax, %esi # esi <- End of Source
+ leal -1(%edi, %edx), %edi # edi <- End of Destination
+ std
+L_CopyBytes:
+ movl %edx, %ecx
+ rep
+ movsb # Copy bytes backward
+ cld
+ movl 12(%esp), %eax # eax <- Destination as return value
+ pop %edi
+ pop %esi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.asm new file mode 100644 index 0000000000..08f3676705 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/CopyMem.asm @@ -0,0 +1,68 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; CopyMem.Asm
+;
+; Abstract:
+;
+; CopyMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemCopyMem (
+; IN VOID *Destination,
+; IN VOID *Source,
+; IN UINTN Count
+; )
+;------------------------------------------------------------------------------
+InternalMemCopyMem PROC USES esi edi
+ mov esi, [esp + 16] ; esi <- Source
+ mov edi, [esp + 12] ; edi <- Destination
+ mov edx, [esp + 20] ; edx <- Count
+ lea eax, [esi + edx - 1] ; eax <- End of Source
+ cmp esi, edi
+ jae @F
+ cmp eax, edi
+ jae @CopyBackward ; Copy backward if overlapped
+@@:
+ mov ecx, edx
+ and edx, 3
+ shr ecx, 2
+ rep movsd ; Copy as many Dwords as possible
+ jmp @CopyBytes
+@CopyBackward:
+ mov esi, eax ; esi <- End of Source
+ lea edi, [edi + edx - 1] ; edi <- End of Destination
+ std
+@CopyBytes:
+ mov ecx, edx
+ rep movsb ; Copy bytes backward
+ cld
+ mov eax, [esp + 12] ; eax <- Destination as return value
+ ret
+InternalMemCopyMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.S new file mode 100644 index 0000000000..276b4ff29f --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.S @@ -0,0 +1,55 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# ScanMem16.Asm
+#
+# Abstract:
+#
+# ScanMem16 function
+#
+# Notes:
+#
+# The following BaseMemoryLib instances share the same version of this file:
+#
+# BaseMemoryLibRepStr
+# BaseMemoryLibMmx
+# BaseMemoryLibSse2
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemScanMem16
+
+#------------------------------------------------------------------------------
+# CONST VOID *
+# EFIAPI
+# InternalMemScanMem16 (
+# IN CONST VOID *Buffer,
+# IN UINTN Length,
+# IN UINT16 Value
+# );
+#------------------------------------------------------------------------------
+_InternalMemScanMem16:
+ push %edi
+ movl 12(%esp), %ecx
+ movl 8(%esp), %edi
+ movl 16(%esp), %eax
+ repne scasw
+ leal -2(%edi), %eax
+ cmovnz %ecx, %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.asm new file mode 100644 index 0000000000..a6d03306f3 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem16.asm @@ -0,0 +1,58 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; ScanMem16.Asm
+;
+; Abstract:
+;
+; ScanMem16 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem16 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT16 Value
+; );
+;------------------------------------------------------------------------------
+InternalMemScanMem16 PROC USES edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov eax, [esp + 16]
+ repne scasw
+ lea eax, [edi - 2]
+ cmovnz eax, ecx
+ ret
+InternalMemScanMem16 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.S new file mode 100644 index 0000000000..fced1b2362 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.S @@ -0,0 +1,55 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# ScanMem32.Asm
+#
+# Abstract:
+#
+# ScanMem32 function
+#
+# Notes:
+#
+# The following BaseMemoryLib instances share the same version of this file:
+#
+# BaseMemoryLibRepStr
+# BaseMemoryLibMmx
+# BaseMemoryLibSse2
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemScanMem32
+
+#------------------------------------------------------------------------------
+# CONST VOID *
+# EFIAPI
+# InternalMemScanMem32 (
+# IN CONST VOID *Buffer,
+# IN UINTN Length,
+# IN UINT32 Value
+# );
+#------------------------------------------------------------------------------
+_InternalMemScanMem32:
+ push %edi
+ movl 12(%esp), %ecx
+ movl 8(%esp), %edi
+ movl 16(%esp), %eax
+ repne scasl
+ leal -4(%edi), %eax
+ cmovnz %ecx, %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.asm new file mode 100644 index 0000000000..46a80111d7 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem32.asm @@ -0,0 +1,58 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; ScanMem32.Asm
+;
+; Abstract:
+;
+; ScanMem32 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem32 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT32 Value
+; );
+;------------------------------------------------------------------------------
+InternalMemScanMem32 PROC USES edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov eax, [esp + 16]
+ repne scasd
+ lea eax, [edi - 4]
+ cmovnz eax, ecx
+ ret
+InternalMemScanMem32 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.S new file mode 100644 index 0000000000..37dc3bbf67 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.S @@ -0,0 +1,64 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# ScanMem64.Asm
+#
+# Abstract:
+#
+# ScanMem64 function
+#
+# Notes:
+#
+# The following BaseMemoryLib instances share the same version of this file:
+#
+# BaseMemoryLibRepStr
+# BaseMemoryLibMmx
+# BaseMemoryLibSse2
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemScanMem64
+
+#------------------------------------------------------------------------------
+# CONST VOID *
+# EFIAPI
+# InternalMemScanMem64 (
+# IN CONST VOID *Buffer,
+# IN UINTN Length,
+# IN UINT64 Value
+# );
+#------------------------------------------------------------------------------
+_InternalMemScanMem64:
+ push %edi
+ movl 12(%esp), %ecx
+ movl 16(%esp), %eax
+ movl 20(%esp), %edx
+ movl 8(%esp), %edi
+L0:
+ cmpl (%edi), %eax
+ leal 8(%edi), %edi
+ loopne L0
+ jne L1
+ cmpl -4(%edi), %edx
+ jecxz L1
+ jne L0
+L1:
+ leal -8(%edi), %eax
+ cmovne %ecx, %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.asm new file mode 100644 index 0000000000..c19ed989ed --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem64.asm @@ -0,0 +1,67 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; ScanMem64.Asm
+;
+; Abstract:
+;
+; ScanMem64 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem64 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT64 Value
+; );
+;------------------------------------------------------------------------------
+InternalMemScanMem64 PROC USES edi
+ mov ecx, [esp + 12]
+ mov eax, [esp + 16]
+ mov edx, [esp + 20]
+ mov edi, [esp + 8]
+@@:
+ cmp eax, [edi]
+ lea edi, [edi + 8]
+ loopne @B
+ jne @F
+ cmp edx, [edi - 4]
+ jecxz @F
+ jne @B
+@@:
+ lea eax, [edi - 8]
+ cmovne eax, ecx
+ ret
+InternalMemScanMem64 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.S new file mode 100644 index 0000000000..e7d2a26cad --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.S @@ -0,0 +1,55 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# ScanMem8.Asm
+#
+# Abstract:
+#
+# ScanMem8 function
+#
+# Notes:
+#
+# The following BaseMemoryLib instances share the same version of this file:
+#
+# BaseMemoryLibRepStr
+# BaseMemoryLibMmx
+# BaseMemoryLibSse2
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemScanMem8
+
+#------------------------------------------------------------------------------
+# CONST VOID *
+# EFIAPI
+# InternalMemScanMem8 (
+# IN CONST VOID *Buffer,
+# IN UINTN Length,
+# IN UINT8 Value
+# );
+#------------------------------------------------------------------------------
+_InternalMemScanMem8:
+ push %edi
+ movl 12(%esp), %ecx
+ movl 8(%esp), %edi
+ movb 16(%esp), %al
+ repne scasb
+ leal -1(%edi), %eax
+ cmovnz %ecx, %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm new file mode 100644 index 0000000000..def2690d1a --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.asm @@ -0,0 +1,58 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; ScanMem8.Asm
+;
+; Abstract:
+;
+; ScanMem8 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances share the same version of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+;
+;------------------------------------------------------------------------------
+
+ .686
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem8 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT8 Value
+; );
+;------------------------------------------------------------------------------
+InternalMemScanMem8 PROC USES edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov al, [esp + 16]
+ repne scasb
+ lea eax, [edi - 1]
+ cmovnz eax, ecx
+ ret
+InternalMemScanMem8 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.S new file mode 100644 index 0000000000..46029950be --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.S @@ -0,0 +1,51 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# SetMem.Asm
+#
+# Abstract:
+#
+# SetMem function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+ .386:
+ .code:
+
+.globl _InternalMemSetMem
+
+#------------------------------------------------------------------------------
+# VOID *
+# InternalMemSetMem (
+# IN VOID *Buffer,
+# IN UINTN Count,
+# IN UINT8 Value
+# )
+#------------------------------------------------------------------------------
+_InternalMemSetMem:
+ push %edi
+ movl 16(%esp),%eax
+ movl 8(%esp),%edi
+ movl 12(%esp),%ecx
+ rep
+ stosb
+ movl 8(%esp),%eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.asm new file mode 100644 index 0000000000..d88d1fd105 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem.asm @@ -0,0 +1,50 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; SetMem.Asm
+;
+; Abstract:
+;
+; SetMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemSetMem (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT8 Value
+; )
+;------------------------------------------------------------------------------
+InternalMemSetMem PROC USES edi
+ mov eax, [esp + 16]
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ rep stosb
+ mov eax, [esp + 8]
+ ret
+InternalMemSetMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.S new file mode 100644 index 0000000000..ff62e947a4 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.S @@ -0,0 +1,48 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# SetMem16.Asm
+#
+# Abstract:
+#
+# SetMem16 function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemSetMem16
+
+#------------------------------------------------------------------------------
+# VOID *
+# InternalMemSetMem16 (
+# IN VOID *Buffer,
+# IN UINTN Count,
+# IN UINT16 Value
+# )
+#------------------------------------------------------------------------------
+_InternalMemSetMem16:
+ push %edi
+ movl 16(%esp), %eax
+ movl 8(%esp), %edi
+ movl 12(%esp), %ecx
+ rep
+ stosw
+ movl 8(%esp), %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.asm new file mode 100644 index 0000000000..414ed7cae6 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem16.asm @@ -0,0 +1,50 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; SetMem16.Asm
+;
+; Abstract:
+;
+; SetMem16 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemSetMem16 (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT16 Value
+; )
+;------------------------------------------------------------------------------
+InternalMemSetMem16 PROC USES edi
+ mov eax, [esp + 16]
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ rep stosw
+ mov eax, [esp + 8]
+ ret
+InternalMemSetMem16 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.S new file mode 100644 index 0000000000..8b94d563af --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.S @@ -0,0 +1,48 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# SetMem32.Asm
+#
+# Abstract:
+#
+# SetMem32 function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemSetMem32
+
+#------------------------------------------------------------------------------
+# VOID *
+# InternalMemSetMem32 (
+# IN VOID *Buffer,
+# IN UINTN Count,
+# IN UINT32 Value
+# )
+#------------------------------------------------------------------------------
+_InternalMemSetMem32:
+ push %edi
+ movl 16(%esp),%eax
+ movl 8(%esp),%edi
+ movl 12(%esp),%ecx
+ rep
+ stosl
+ movl 8(%esp),%eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.asm new file mode 100644 index 0000000000..020bb795cf --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem32.asm @@ -0,0 +1,50 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; SetMem32.Asm
+;
+; Abstract:
+;
+; SetMem32 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemSetMem32 (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT32 Value
+; )
+;------------------------------------------------------------------------------
+InternalMemSetMem32 PROC USES edi
+ mov eax, [esp + 16]
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ rep stosd
+ mov eax, [esp + 8]
+ ret
+InternalMemSetMem32 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.S new file mode 100644 index 0000000000..68418cca6c --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.S @@ -0,0 +1,51 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# SetMem64.Asm
+#
+# Abstract:
+#
+# SetMem64 function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemSetMem64
+
+#------------------------------------------------------------------------------
+# VOID *
+# InternalMemSetMem64 (
+# IN VOID *Buffer,
+# IN UINTN Count,
+# IN UINT64 Value
+# )
+#------------------------------------------------------------------------------
+_InternalMemSetMem64:
+ push %edi
+ movl 12(%esp), %ecx
+ movl 16(%esp), %eax
+ movl 20(%esp), %edx
+ movl 8(%esp), %edi
+L0:
+ mov %eax, -8(%edi, %ecx, 8)
+ mov %edx, -4(%edi, %ecx, 8)
+ loop L0
+ movl %edi, %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.asm new file mode 100644 index 0000000000..c9a51ae701 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/SetMem64.asm @@ -0,0 +1,54 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; SetMem64.Asm
+;
+; Abstract:
+;
+; SetMem64 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemSetMem64 (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT64 Value
+; )
+;------------------------------------------------------------------------------
+InternalMemSetMem64 PROC USES edi
+ mov ecx, [esp + 12]
+ mov eax, [esp + 16]
+ mov edx, [esp + 20]
+ mov edi, [esp + 8]
+@@:
+ mov [edi + ecx*8 - 8], eax
+ mov [edi + ecx*8 - 4], edx
+ loop @B
+ mov eax, edi
+ ret
+InternalMemSetMem64 ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.S b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.S new file mode 100644 index 0000000000..9551c1a4a6 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.S @@ -0,0 +1,54 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#------------------------------------------------------------------------------
+#
+# Copyright (c) 2006, 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.
+#
+# Module Name:
+#
+# ZeroMem.Asm
+#
+# Abstract:
+#
+# ZeroMem function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl _InternalMemZeroMem
+
+#------------------------------------------------------------------------------
+# VOID *
+# InternalMemZeroMem (
+# IN VOID *Buffer,
+# IN UINTN Count
+# );
+#------------------------------------------------------------------------------
+_InternalMemZeroMem:
+ push %edi
+ xorl %eax,%eax
+ movl 8(%esp),%edi
+ movl 12(%esp),%ecx
+ movl %ecx,%edx
+ shrl $2,%ecx
+ andl $3,%edx
+ pushl %edi
+ rep
+ stosl
+ movl %edx,%ecx
+ rep
+ stosb
+ popl %eax
+ pop %edi
+ ret
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.asm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.asm new file mode 100644 index 0000000000..26137f771e --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ZeroMem.asm @@ -0,0 +1,55 @@ +//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, 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.
+;
+; Module Name:
+;
+; ZeroMem.Asm
+;
+; Abstract:
+;
+; ZeroMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .386
+ .model flat,C
+ .code
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemZeroMem (
+; IN VOID *Buffer,
+; IN UINTN Count
+; );
+;------------------------------------------------------------------------------
+InternalMemZeroMem PROC USES edi
+ xor eax, eax
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ mov edx, ecx
+ shr ecx, 2
+ and edx, 3
+ push edi
+ rep stosd
+ mov ecx, edx
+ rep stosb
+ pop eax
+ ret
+InternalMemZeroMem ENDP
+
+ END
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/MemLibGuid.c b/MdePkg/Library/BaseMemoryLibRepStr/MemLibGuid.c new file mode 100644 index 0000000000..2434358017 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/MemLibGuid.c @@ -0,0 +1,137 @@ +/** @file
+ Implementation of GUID functions.
+
+ Copyright (c) 2006, 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: MemLibGuid.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+/**
+ Copies a source GUID to a destination GUID.
+
+ This function copies the contents of the 128-bit GUID specified by SourceGuid to
+ DestinationGuid, and returns DestinationGuid.
+ If DestinationGuid is NULL, then ASSERT().
+ If SourceGuid is NULL, then ASSERT().
+
+ @param DestinationGuid Pointer to the destination GUID.
+ @param SourceGuid Pointer to the source GUID.
+
+ @return DestinationGuid.
+
+**/
+GUID *
+EFIAPI
+CopyGuid (
+ OUT GUID *DestinationGuid,
+ IN CONST GUID *SourceGuid
+ )
+{
+ WriteUnaligned64 (
+ (UINT64*)DestinationGuid,
+ ReadUnaligned64 ((CONST UINT64*)SourceGuid)
+ );
+ WriteUnaligned64 (
+ (UINT64*)DestinationGuid + 1,
+ ReadUnaligned64 ((CONST UINT64*)SourceGuid + 1)
+ );
+ return DestinationGuid;
+}
+
+/**
+ Compares two GUIDs.
+
+ This function compares Guid1 to Guid2. If the GUIDs are identical then TRUE is returned.
+ If there are any bit differences in the two GUIDs, then FALSE is returned.
+ If Guid1 is NULL, then ASSERT().
+ If Guid2 is NULL, then ASSERT().
+
+ @param Guid1 A pointer to a 128 bit GUID.
+ @param Guid2 A pointer to a 128 bit GUID.
+
+ @retval TRUE Guid1 and Guid2 are identical.
+ @retval FALSE Guid1 and Guid2 are not identical.
+
+**/
+BOOLEAN
+EFIAPI
+CompareGuid (
+ IN CONST GUID *Guid1,
+ IN CONST GUID *Guid2
+ )
+{
+ return (BOOLEAN)(
+ ReadUnaligned64 ((CONST UINT64*)Guid1)
+ == ReadUnaligned64 ((CONST UINT64*)Guid2) &&
+ ReadUnaligned64 ((CONST UINT64*)Guid1 + 1)
+ == ReadUnaligned64 ((CONST UINT64*)Guid2 + 1)
+ );
+}
+
+/**
+ Scans a target buffer for a GUID, and returns a pointer to the matching GUID
+ in the target buffer.
+
+ This function searches target the buffer specified by Buffer and Length from
+ the lowest address to the highest address at 128-bit increments for the 128-bit
+ GUID value that matches Guid. If a match is found, then a pointer to the matching
+ GUID in the target buffer is returned. If no match is found, then NULL is returned.
+ If Length is 0, then NULL is returned.
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Buffer is not aligned on a 32-bit boundary, then ASSERT().
+ If Length is not aligned on a 128-bit boundary, then ASSERT().
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan.
+ @param Guid Value to search for in the target buffer.
+
+ @return A pointer to the matching Guid in the target buffer or NULL otherwise.
+
+**/
+VOID *
+EFIAPI
+ScanGuid (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN CONST GUID *Guid
+ )
+{
+ CONST GUID *GuidPtr;
+
+ ASSERT (((UINTN)Buffer & (sizeof (Guid->Data1) - 1)) == 0);
+ ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));
+ ASSERT ((Length & (sizeof (*GuidPtr) - 1)) == 0);
+
+ GuidPtr = (GUID*)Buffer;
+ Buffer = GuidPtr + Length / sizeof (*GuidPtr);
+ while (GuidPtr < (CONST GUID*)Buffer) {
+ if (CompareGuid (GuidPtr, Guid)) {
+ return (VOID*)GuidPtr;
+ }
+ GuidPtr++;
+ }
+ return NULL;
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h b/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h new file mode 100644 index 0000000000..2bd034da2b --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/MemLibInternals.h @@ -0,0 +1,235 @@ +/** @file
+ Declaration of internal functions for Base Memory Library.
+
+ Copyright (c) 2006, 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: MemLibInternals.h
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+#ifndef __MEM_LIB_INTERNALS__
+#define __MEM_LIB_INTERNALS__
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+/**
+ Copy Length bytes from Source to Destination.
+
+ @param Destination Target of copy
+ @param Source Place to copy from
+ @param Length Number of bytes to copy
+
+ @return Destination
+
+**/
+VOID *
+EFIAPI
+InternalMemCopyMem (
+ OUT VOID *DestinationBuffer,
+ IN CONST VOID *SourceBuffer,
+ IN UINTN Length
+ );
+
+/**
+ Set Buffer to Value for Size bytes.
+
+ @param Buffer Memory to set.
+ @param Size Number of bytes to set
+ @param Value Value of the set operation.
+
+ @return Buffer
+
+**/
+VOID *
+EFIAPI
+InternalMemSetMem (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT8 Value
+ );
+
+/**
+ Fills a target buffer with a 16-bit value, and returns the target buffer.
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer
+
+**/
+VOID *
+EFIAPI
+InternalMemSetMem16 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT16 Value
+ );
+
+/**
+ Fills a target buffer with a 32-bit value, and returns the target buffer.
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer
+
+**/
+VOID *
+EFIAPI
+InternalMemSetMem32 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT32 Value
+ );
+
+/**
+ Fills a target buffer with a 64-bit value, and returns the target buffer.
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer
+
+**/
+VOID *
+EFIAPI
+InternalMemSetMem64 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT64 Value
+ );
+
+/**
+ Set Buffer to 0 for Size bytes.
+
+ @param Buffer Memory to set.
+ @param Size Number of bytes to set
+
+ @return Buffer
+
+**/
+VOID *
+EFIAPI
+InternalMemZeroMem (
+ OUT VOID *Buffer,
+ IN UINTN Length
+ );
+
+/**
+ Compares two memory buffers of a given length.
+
+ @param DestinationBuffer First memory buffer
+ @param SourceBuffer Second memory buffer
+ @param Length Length of DestinationBuffer and SourceBuffer memory
+ regions to compare. Must be non-zero.
+
+ @retval 0 if MemOne == MemTwo
+
+**/
+INTN
+EFIAPI
+InternalMemCompareMem (
+ IN CONST VOID *DestinationBuffer,
+ IN CONST VOID *SourceBuffer,
+ IN UINTN Length
+ );
+
+/**
+ Scans a target buffer for an 8-bit value, and returns a pointer to the
+ matching 8-bit value in the target buffer.
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan. Must be non-zero.
+ @param Value Value to search for in the target buffer.
+
+ @return Pointer to the first occurrence or NULL if not found.
+
+**/
+CONST VOID *
+EFIAPI
+InternalMemScanMem8 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT8 Value
+ );
+
+/**
+ Scans a target buffer for a 16-bit value, and returns a pointer to the
+ matching 16-bit value in the target buffer.
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan. Must be non-zero.
+ @param Value Value to search for in the target buffer.
+
+ @return Pointer to the first occurrence or NULL if not found.
+
+**/
+CONST VOID *
+EFIAPI
+InternalMemScanMem16 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT16 Value
+ );
+
+/**
+ Scans a target buffer for a 32-bit value, and returns a pointer to the
+ matching 32-bit value in the target buffer.
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan. Must be non-zero.
+ @param Value Value to search for in the target buffer.
+
+ @return Pointer to the first occurrence or NULL if not found.
+
+**/
+CONST VOID *
+EFIAPI
+InternalMemScanMem32 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT32 Value
+ );
+
+/**
+ Scans a target buffer for a 64-bit value, and returns a pointer to the
+ matching 64-bit value in the target buffer.
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan. Must be non-zero.
+ @param Value Value to search for in the target buffer.
+
+ @return Pointer to the first occurrence or NULL if not found.
+
+**/
+CONST VOID *
+EFIAPI
+InternalMemScanMem64 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT64 Value
+ );
+
+#endif
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/ScanMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem16Wrapper.c new file mode 100644 index 0000000000..f0ca471844 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem16Wrapper.c @@ -0,0 +1,71 @@ +/** @file
+ ScanMem16() implementation.
+
+ Copyright (c) 2006, 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: ScanMem16Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Scans a target buffer for a 16-bit value, and returns a pointer to the matching 16-bit value
+ in the target buffer.
+
+ This function searches target the buffer specified by Buffer and Length from the lowest
+ address to the highest address for a 16-bit value that matches Value. If a match is found,
+ then a pointer to the matching byte in the target buffer is returned. If no match is found,
+ then NULL is returned. If Length is 0, then NULL is returned.
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Buffer is not aligned on a 16-bit boundary, then ASSERT().
+ If Length is not aligned on a 16-bit boundary, then ASSERT().
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan.
+ @param Value Value to search for in the target buffer.
+
+ @return A pointer to the matching byte in the target buffer or NULL otherwise.
+
+**/
+VOID *
+EFIAPI
+ScanMem16 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT16 Value
+ )
+{
+ if (Length == 0) {
+ return NULL;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return (VOID*)InternalMemScanMem16 (Buffer, Length / sizeof (Value), Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/ScanMem32Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem32Wrapper.c new file mode 100644 index 0000000000..7a0ebcd78f --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem32Wrapper.c @@ -0,0 +1,71 @@ +/** @file
+ ScanMem32() implementation.
+
+ Copyright (c) 2006, 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: ScanMem32Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Scans a target buffer for a 32-bit value, and returns a pointer to the matching 32-bit value
+ in the target buffer.
+
+ This function searches target the buffer specified by Buffer and Length from the lowest
+ address to the highest address for a 32-bit value that matches Value. If a match is found,
+ then a pointer to the matching byte in the target buffer is returned. If no match is found,
+ then NULL is returned. If Length is 0, then NULL is returned.
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Buffer is not aligned on a 32-bit boundary, then ASSERT().
+ If Length is not aligned on a 32-bit boundary, then ASSERT().
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan.
+ @param Value Value to search for in the target buffer.
+
+ @return A pointer to the matching byte in the target buffer or NULL otherwise.
+
+**/
+VOID *
+EFIAPI
+ScanMem32 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT32 Value
+ )
+{
+ if (Length == 0) {
+ return NULL;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return (VOID*)InternalMemScanMem32 (Buffer, Length / sizeof (Value), Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/ScanMem64Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem64Wrapper.c new file mode 100644 index 0000000000..dd1a82fef2 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem64Wrapper.c @@ -0,0 +1,71 @@ +/** @file
+ ScanMem64() implementation.
+
+ Copyright (c) 2006, 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: ScanMem64Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Scans a target buffer for a 64-bit value, and returns a pointer to the matching 64-bit value
+ in the target buffer.
+
+ This function searches target the buffer specified by Buffer and Length from the lowest
+ address to the highest address for a 64-bit value that matches Value. If a match is found,
+ then a pointer to the matching byte in the target buffer is returned. If no match is found,
+ then NULL is returned. If Length is 0, then NULL is returned.
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Buffer is not aligned on a 64-bit boundary, then ASSERT().
+ If Length is not aligned on a 64-bit boundary, then ASSERT().
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan.
+ @param Value Value to search for in the target buffer.
+
+ @return A pointer to the matching byte in the target buffer or NULL otherwise.
+
+**/
+VOID *
+EFIAPI
+ScanMem64 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT64 Value
+ )
+{
+ if (Length == 0) {
+ return NULL;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return (VOID*)InternalMemScanMem64 (Buffer, Length / sizeof (Value), Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/ScanMem8Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem8Wrapper.c new file mode 100644 index 0000000000..685563e379 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/ScanMem8Wrapper.c @@ -0,0 +1,66 @@ +/** @file
+ ScanMem8() implementation.
+
+ Copyright (c) 2006, 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: ScanMem8Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Scans a target buffer for an 8-bit value, and returns a pointer to the matching 8-bit value
+ in the target buffer.
+
+ This function searches target the buffer specified by Buffer and Length from the lowest
+ address to the highest address for an 8-bit value that matches Value. If a match is found,
+ then a pointer to the matching byte in the target buffer is returned. If no match is found,
+ then NULL is returned. If Length is 0, then NULL is returned.
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Pointer to the target buffer to scan.
+ @param Length Number of bytes in Buffer to scan.
+ @param Value Value to search for in the target buffer.
+
+ @return A pointer to the matching byte in the target buffer or NULL otherwise.
+
+**/
+VOID *
+EFIAPI
+ScanMem8 (
+ IN CONST VOID *Buffer,
+ IN UINTN Length,
+ IN UINT8 Value
+ )
+{
+ if (Length == 0) {
+ return NULL;
+ }
+ ASSERT (Buffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+
+ return (VOID*)InternalMemScanMem8 (Buffer, Length, Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/SetMem16Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/SetMem16Wrapper.c new file mode 100644 index 0000000000..5e58eb9f74 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/SetMem16Wrapper.c @@ -0,0 +1,70 @@ +/** @file
+ SetMem16() implementation.
+
+ Copyright (c) 2006, 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: SetMem16Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Fills a target buffer with a 16-bit value, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with the 16-bit value specified by
+ Value, and returns Buffer. Value is repeated every 16-bits in for Length
+ bytes of Buffer.
+
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+ If Buffer is not aligned on a 16-bit boundary, then ASSERT().
+ If Length is not aligned on a 16-bit boundary, then ASSERT().
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer.
+
+**/
+VOID *
+EFIAPI
+SetMem16 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT16 Value
+ )
+{
+ if (Length == 0) {
+ return Buffer;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return InternalMemSetMem16 (Buffer, Length / sizeof (Value), Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/SetMem32Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/SetMem32Wrapper.c new file mode 100644 index 0000000000..f4927f7d9a --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/SetMem32Wrapper.c @@ -0,0 +1,70 @@ +/** @file
+ SetMem32() implementation.
+
+ Copyright (c) 2006, 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: SetMem32Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Fills a target buffer with a 32-bit value, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with the 32-bit value specified by
+ Value, and returns Buffer. Value is repeated every 32-bits in for Length
+ bytes of Buffer.
+
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+ If Buffer is not aligned on a 32-bit boundary, then ASSERT().
+ If Length is not aligned on a 32-bit boundary, then ASSERT().
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer.
+
+**/
+VOID *
+EFIAPI
+SetMem32 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT32 Value
+ )
+{
+ if (Length == 0) {
+ return Buffer;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return InternalMemSetMem32 (Buffer, Length / sizeof (Value), Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/SetMem64Wrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/SetMem64Wrapper.c new file mode 100644 index 0000000000..e84556343a --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/SetMem64Wrapper.c @@ -0,0 +1,70 @@ +/** @file
+ SetMem64() implementation.
+
+ Copyright (c) 2006, 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: SetMem64Wrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Fills a target buffer with a 64-bit value, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with the 64-bit value specified by
+ Value, and returns Buffer. Value is repeated every 64-bits in for Length
+ bytes of Buffer.
+
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
+ If Buffer is not aligned on a 64-bit boundary, then ASSERT().
+ If Length is not aligned on a 64-bit boundary, then ASSERT().
+
+ @param Buffer Pointer to the target buffer to fill.
+ @param Length Number of bytes in Buffer to fill.
+ @param Value Value with which to fill Length bytes of Buffer.
+
+ @return Buffer.
+
+**/
+VOID *
+EFIAPI
+SetMem64 (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT64 Value
+ )
+{
+ if (Length == 0) {
+ return Buffer;
+ }
+
+ ASSERT (Buffer != NULL);
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+ ASSERT ((((UINTN)Buffer) & (sizeof (Value) - 1)) == 0);
+ ASSERT ((Length & (sizeof (Value) - 1)) == 0);
+
+ return InternalMemSetMem64 (Buffer, Length / sizeof (Value), Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/SetMemWrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/SetMemWrapper.c new file mode 100644 index 0000000000..84a7d62ea9 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/SetMemWrapper.c @@ -0,0 +1,61 @@ +/** @file
+ SetMem() implementation.
+
+ Copyright (c) 2006, 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: SetMemWrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Fills a target buffer with a byte value, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with Value, and returns Buffer.
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Memory to set.
+ @param Length Number of bytes to set.
+ @param Value Value of the set operation.
+
+ @return Buffer.
+
+**/
+VOID *
+EFIAPI
+SetMem (
+ OUT VOID *Buffer,
+ IN UINTN Length,
+ IN UINT8 Value
+ )
+{
+ if (Length == 0) {
+ return Buffer;
+ }
+
+ ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
+
+ return InternalMemSetMem (Buffer, Length, Value);
+}
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c b/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c new file mode 100644 index 0000000000..886c9343b8 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibRepStr/ZeroMemWrapper.c @@ -0,0 +1,56 @@ +/** @file
+ ZeroMem() implementation.
+
+ Copyright (c) 2006, 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: ZeroMemWrapper.c
+
+ The following BaseMemoryLib instances share the same version of this file:
+
+ BaseMemoryLib
+ BaseMemoryLibMmx
+ BaseMemoryLibSse2
+ BaseMemoryLibRepStr
+ PeiMemoryLib
+ DxeMemoryLib
+
+**/
+
+//
+// Include common header file for this module.
+//
+#include "CommonHeader.h"
+
+#include "MemLibInternals.h"
+
+/**
+ Fills a target buffer with zeros, and returns the target buffer.
+
+ This function fills Length bytes of Buffer with zeros, and returns Buffer.
+ If Length > 0 and Buffer is NULL, then ASSERT().
+ If Length is greater than (MAX_ADDRESS ? Buffer + 1), then ASSERT().
+
+ @param Buffer Pointer to the target buffer to fill with zeros.
+ @param Length Number of bytes in Buffer to fill with zeros.
+
+ @return Buffer.
+
+**/
+VOID *
+EFIAPI
+ZeroMem (
+ OUT VOID *Buffer,
+ IN UINTN Length
+ )
+{
+ ASSERT (!(Buffer == NULL && Length > 0));
+ ASSERT (Length <= (MAX_ADDRESS - (UINTN)Buffer + 1));
+ return InternalMemZeroMem (Buffer, Length);
+}
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