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Import BaseMemoryLibMmx; 

Import PeiMemoryLib;
Import BasePeCoffLib;
Import PeiSmbusLibSmbus2;
Import DxeMemoryLib;
Import HiiLib;
Update UefiLib to support multiple language codes;


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2886 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
yshang1 2007-06-29 05:29:46 +00:00
parent 273393ca7d
commit dd51a99341
44 changed files with 4787 additions and 109 deletions
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67
MdePkg/Library/DxeMemoryLib/CompareMemWrapper.c Normal file
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/** @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 "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);
}

62
MdePkg/Library/DxeMemoryLib/CopyMemWrapper.c Normal file
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/** @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 "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);
}

63
MdePkg/Library/DxeMemoryLib/DxeMemoryLib.msa Normal file
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<?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>DxeMemoryLib</ModuleName>
<ModuleType>UEFI_DRIVER</ModuleType>
<GuidValue>f1bbe03d-2f28-4dee-bec7-d98d7a30c36a</GuidValue>
<Version>1.0</Version>
<Abstract>Component description file for Dxe Memory Library.</Abstract>
<Description>Base Memory Library implementation that uses EFI Boot Services
where possible for size reduction.</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 IPF EBC</SupportedArchitectures>
<BinaryModule>false</BinaryModule>
<OutputFileBasename>DxeMemoryLib</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER">
<Keyword>BaseMemoryLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>DebugLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>UefiBootServicesTableLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>BaseLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>MemLibInternals.h</Filename>
<Filename>MemLib.c</Filename>
<Filename>MemLibGuid.c</Filename>
<Filename>MemLibGeneric.c</Filename>
<Filename>CopyMemWrapper.c</Filename>
<Filename>SetMemWrapper.c</Filename>
<Filename>SetMem16Wrapper.c</Filename>
<Filename>SetMem32Wrapper.c</Filename>
<Filename>SetMem64Wrapper.c</Filename>
<Filename>CompareMemWrapper.c</Filename>
<Filename>ZeroMemWrapper.c</Filename>
<Filename>ScanMem8Wrapper.c</Filename>
<Filename>ScanMem16Wrapper.c</Filename>
<Filename>ScanMem32Wrapper.c</Filename>
<Filename>ScanMem64Wrapper.c</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>

41
MdePkg/Library/DxeMemoryLib/MemLib.c Normal file
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/** @file
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: MemLib.c
**/
#include "MemLibInternals.h"
VOID *
EFIAPI
InternalMemCopyMem (
OUT VOID *Destination,
IN CONST VOID *Source,
IN UINTN Length
)
{
gBS->CopyMem (Destination, (VOID*)Source, Length);
return Destination;
}
VOID *
EFIAPI
InternalMemSetMem (
OUT VOID *Buffer,
IN UINTN Size,
IN UINT8 Value
)
{
gBS->SetMem (Buffer, Size, Value);
return Buffer;
}

261
MdePkg/Library/DxeMemoryLib/MemLibGeneric.c Normal file
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/** @file
Architecture Independent Base Memory Library 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: MemLibGeneric.c
The following BaseMemoryLib instances share the same version of this file:
BaseMemoryLib
PeiMemoryLib
DxeMemoryLib
**/
#include "MemLibInternals.h"
/**
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
)
{
do {
((UINT16*)Buffer)[--Length] = Value;
} while (Length != 0);
return Buffer;
}
/**
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
)
{
do {
((UINT32*)Buffer)[--Length] = Value;
} while (Length != 0);
return Buffer;
}
/**
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
)
{
do {
((UINT64*)Buffer)[--Length] = Value;
} while (Length != 0);
return Buffer;
}
/**
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
)
{
return InternalMemSetMem (Buffer, Length, 0);
}
/**
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
)
{
while ((--Length != 0) &&
(*(INT8*)DestinationBuffer == *(INT8*)SourceBuffer)) {
DestinationBuffer = (INT8*)DestinationBuffer + 1;
SourceBuffer = (INT8*)SourceBuffer + 1;
}
return (INTN)*(UINT8*)DestinationBuffer - (INTN)*(UINT8*)SourceBuffer;
}
/**
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
)
{
CONST UINT8 *Pointer;
Pointer = (CONST UINT8*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}
/**
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
)
{
CONST UINT16 *Pointer;
Pointer = (CONST UINT16*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}
/**
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
)
{
CONST UINT32 *Pointer;
Pointer = (CONST UINT32*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}
/**
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
)
{
CONST UINT64 *Pointer;
Pointer = (CONST UINT64*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}

137
MdePkg/Library/DxeMemoryLib/MemLibGuid.c Normal file
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/** @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
**/
/**
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
)
{
UINT64 LowPartOfGuid1;
UINT64 LowPartOfGuid2;
UINT64 HighPartOfGuid1;
UINT64 HighPartOfGuid2;
LowPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1);
LowPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2);
HighPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1 + 1);
HighPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2 + 1);
return (BOOLEAN) (LowPartOfGuid1 == LowPartOfGuid2 && HighPartOfGuid1 == HighPartOfGuid2);
}
/**
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;
}

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MdePkg/Library/DxeMemoryLib/MemLibInternals.h Normal file
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/** @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__
/**
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

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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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/** @file
Implementation of SmBusLib class library for PEI phase.
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: DxeSmbusLib.c
**/
#include "InternalSmbusLib.h"
#include <Protocol/SmbusHc.h>
//
// Globle varible to cache pointer to Smbus protocol.
//
STATIC EFI_SMBUS_HC_PROTOCOL *mSmbus = NULL;
/**
The constructor function caches the pointer to Smbus protocol.
The constructor function locates Smbus protocol from protocol database.
It will ASSERT() if that operation fails and it will always return EFI_SUCCESS.
@param ImageHandle The firmware allocated handle for the EFI image.
@param SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
**/
EFI_STATUS
EFIAPI
SmbusLibConstructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
Status = gBS->LocateProtocol (&gEfiSmbusHcProtocolGuid, NULL, (VOID**) &mSmbus);
ASSERT_EFI_ERROR (Status);
ASSERT (mSmbus != NULL);
return Status;
}
/**
Executes an SMBus operation to an SMBus controller.
This function provides a standard way to execute Smbus script
as defined in the SmBus Specification. The data can either be of
the Length byte, word, or a block of data.
@param SmbusOperation Signifies which particular SMBus hardware protocol instance that it will use to
execute the SMBus transactions.
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Length Signifies the number of bytes that this operation will do. The maximum number of
bytes can be revision specific and operation specific.
@param Buffer Contains the value of data to execute to the SMBus slave device. Not all operations
require this argument. The length of this buffer is identified by Length.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The actual number of bytes that are executed for this operation..
**/
UINTN
InternalSmBusExec (
IN EFI_SMBUS_OPERATION SmbusOperation,
IN UINTN SmBusAddress,
IN UINTN Length,
IN OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
RETURN_STATUS ReturnStatus;
EFI_SMBUS_DEVICE_ADDRESS SmbusDeviceAddress;
SmbusDeviceAddress.SmbusDeviceAddress = SMBUS_LIB_SLAVE_ADDRESS (SmBusAddress);
ReturnStatus = mSmbus->Execute (
mSmbus,
SmbusDeviceAddress,
SMBUS_LIB_COMMAND (SmBusAddress),
SmbusOperation,
SMBUS_LIB_PEC (SmBusAddress),
&Length,
Buffer
);
if (Status != NULL) {
*Status = ReturnStatus;
}
return Length;
}

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<?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>DxeSmbusLib</ModuleName>
<ModuleType>DXE_DRIVER</ModuleType>
<GuidValue>07720769-A7D0-4a8d-BE41-71CC18EB3338</GuidValue>
<Version>1.0</Version>
<Abstract>Component description file for Dxe Smbus Library.</Abstract>
<Description>SMBUS Library that layers on top of the SMBUS Protocol.</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 IPF EBC</SupportedArchitectures>
<BinaryModule>false</BinaryModule>
<OutputFileBasename>DxeSmbusLib</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER">
<Keyword>SmbusLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>DebugLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>UefiBootServicesTableLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>BaseMemoryLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>InternalSmbusLib.h</Filename>
<Filename>DxeSmbusLib.c</Filename>
<Filename>SmbusLib.c</Filename>
</SourceFiles>
<PackageDependencies>
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
</PackageDependencies>
<Protocols>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiSmbusProtocolGuid</ProtocolCName>
</Protocol>
</Protocols>
<Externs>
<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
<Extern>
<Constructor>SmbusLibConstructor</Constructor>
</Extern>
</Externs>
</ModuleSurfaceArea>

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/** @file
Internal header file for Smbus 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.
**/
#ifndef __INTERNAL_SMBUS_LIB_H
#define __INTERNAL_SMBUS_LIB_H
#include <IndustryStandard/Smbus.h>
#define SMBUS_LIB_SLAVE_ADDRESS(SmBusAddress) (((SmBusAddress) >> 1) & 0x7f)
#define SMBUS_LIB_COMMAND(SmBusAddress) (((SmBusAddress) >> 8) & 0xff)
#define SMBUS_LIB_LENGTH(SmBusAddress) (((SmBusAddress) >> 16) & 0x3f)
#define SMBUS_LIB_PEC(SmBusAddress) ((BOOLEAN) (((SmBusAddress) & SMBUS_LIB_PEC_BIT) != 0))
#define SMBUS_LIB_RESEARVED(SmBusAddress) ((SmBusAddress) & ~(((1 << 22) - 2) | SMBUS_LIB_PEC_BIT))
//
// Declaration for internal functions
//
/**
Executes an SMBus operation to an SMBus controller.
This function provides a standard way to execute Smbus script
as defined in the SmBus Specification. The data can either be of
the Length byte, word, or a block of data.
@param SmbusOperation Signifies which particular SMBus hardware protocol instance that it will use to
execute the SMBus transactions.
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Length Signifies the number of bytes that this operation will do. The maximum number of
bytes can be revision specific and operation specific.
@param Buffer Contains the value of data to execute to the SMBus slave device. Not all operations
require this argument. The length of this buffer is identified by Length.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The actual number of bytes that are executed for this operation.
**/
UINTN
InternalSmBusExec (
IN EFI_SMBUS_OPERATION SmbusOperation,
IN UINTN SmBusAddress,
IN UINTN Length,
IN OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
);
#endif

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/** @file
Implementation of SmBusLib class library for PEI phase.
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: SmbusLib.c
**/
#include "InternalSmbusLib.h"
/**
Executes an SMBUS quick read command.
Executes an SMBUS quick read command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address field of SmBusAddress is required.
If Status is not NULL, then the status of the executed command is returned in Status.
If PEC is set in SmBusAddress, then ASSERT().
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
**/
VOID
EFIAPI
SmBusQuickRead (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (!SMBUS_LIB_PEC (SmBusAddress));
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusQuickRead, SmBusAddress, 0, NULL, Status);
}
/**
Executes an SMBUS quick write command.
Executes an SMBUS quick write command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address field of SmBusAddress is required.
If Status is not NULL, then the status of the executed command is returned in Status.
If PEC is set in SmBusAddress, then ASSERT().
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
**/
VOID
EFIAPI
SmBusQuickWrite (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (!SMBUS_LIB_PEC (SmBusAddress));
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusQuickWrite, SmBusAddress, 0, NULL, Status);
}
/**
Executes an SMBUS receive byte command.
Executes an SMBUS receive byte command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address field of SmBusAddress is required.
The byte received from the SMBUS is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The byte received from the SMBUS.
**/
UINT8
EFIAPI
SmBusReceiveByte (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusReceiveByte, SmBusAddress, 1, &Byte, Status);
return Byte;
}
/**
Executes an SMBUS send byte command.
Executes an SMBUS send byte command on the SMBUS device specified by SmBusAddress.
The byte specified by Value is sent.
Only the SMBUS slave address field of SmBusAddress is required. Value is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 8-bit value to send.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The parameter of Value.
**/
UINT8
EFIAPI
SmBusSendByte (
IN UINTN SmBusAddress,
IN UINT8 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Byte = Value;
InternalSmBusExec (EfiSmbusSendByte, SmBusAddress, 1, &Byte, Status);
return Value;
}
/**
Executes an SMBUS read data byte command.
Executes an SMBUS read data byte command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
The 8-bit value read from the SMBUS is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The byte read from the SMBUS.
**/
UINT8
EFIAPI
SmBusReadDataByte (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusReadByte, SmBusAddress, 1, &Byte, Status);
return Byte;
}
/**
Executes an SMBUS write data byte command.
Executes an SMBUS write data byte command on the SMBUS device specified by SmBusAddress.
The 8-bit value specified by Value is written.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
Value is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 8-bit value to write.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The parameter of Value.
**/
UINT8
EFIAPI
SmBusWriteDataByte (
IN UINTN SmBusAddress,
IN UINT8 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Byte = Value;
InternalSmBusExec (EfiSmbusWriteByte, SmBusAddress, 1, &Byte, Status);
return Value;
}
/**
Executes an SMBUS read data word command.
Executes an SMBUS read data word command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
The 16-bit value read from the SMBUS is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The byte read from the SMBUS.
**/
UINT16
EFIAPI
SmBusReadDataWord (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT16 Word;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusReadWord, SmBusAddress, 2, &Word, Status);
return Word;
}
/**
Executes an SMBUS write data word command.
Executes an SMBUS write data word command on the SMBUS device specified by SmBusAddress.
The 16-bit value specified by Value is written.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
Value is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 16-bit value to write.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The parameter of Value.
**/
UINT16
EFIAPI
SmBusWriteDataWord (
IN UINTN SmBusAddress,
IN UINT16 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT16 Word;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Word = Value;
InternalSmBusExec (EfiSmbusWriteWord, SmBusAddress, 2, &Word, Status);
return Value;
}
/**
Executes an SMBUS process call command.
Executes an SMBUS process call command on the SMBUS device specified by SmBusAddress.
The 16-bit value specified by Value is written.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
The 16-bit value returned by the process call command is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 16-bit value to write.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The 16-bit value returned by the process call command.
**/
UINT16
EFIAPI
SmBusProcessCall (
IN UINTN SmBusAddress,
IN UINT16 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusProcessCall, SmBusAddress, 2, &Value, Status);
return Value;
}
/**
Executes an SMBUS read block command.
Executes an SMBUS read block command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
Bytes are read from the SMBUS and stored in Buffer.
The number of bytes read is returned, and will never return a value larger than 32-bytes.
If Status is not NULL, then the status of the executed command is returned in Status.
It is the caller's responsibility to make sure Buffer is large enough for the total number of bytes read.
SMBUS supports a maximum transfer size of 32 bytes, so Buffer does not need to be any larger than 32 bytes.
If Length in SmBusAddress is not zero, then ASSERT().
If Buffer is NULL, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Buffer Pointer to the buffer to store the bytes read from the SMBUS.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The number of bytes read.
**/
UINTN
EFIAPI
SmBusReadBlock (
IN UINTN SmBusAddress,
OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (Buffer != NULL);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
return InternalSmBusExec (EfiSmbusReadBlock, SmBusAddress, 0x20, Buffer, Status);
}
/**
Executes an SMBUS write block command.
Executes an SMBUS write block command on the SMBUS device specified by SmBusAddress.
The SMBUS slave address, SMBUS command, and SMBUS length fields of SmBusAddress are required.
Bytes are written to the SMBUS from Buffer.
The number of bytes written is returned, and will never return a value larger than 32-bytes.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is zero or greater than 32, then ASSERT().
If Buffer is NULL, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Buffer Pointer to the buffer to store the bytes read from the SMBUS.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The number of bytes written.
**/
UINTN
EFIAPI
SmBusWriteBlock (
IN UINTN SmBusAddress,
OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINTN Length;
ASSERT (Buffer != NULL);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) >= 1);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) <= 32);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Length = SMBUS_LIB_LENGTH (SmBusAddress);
return InternalSmBusExec (EfiSmbusWriteBlock, SmBusAddress, Length, Buffer, Status);
}
/**
Executes an SMBUS block process call command.
Executes an SMBUS block process call command on the SMBUS device specified by SmBusAddress.
The SMBUS slave address, SMBUS command, and SMBUS length fields of SmBusAddress are required.
Bytes are written to the SMBUS from WriteBuffer. Bytes are then read from the SMBUS into ReadBuffer.
If Status is not NULL, then the status of the executed command is returned in Status.
It is the caller's responsibility to make sure ReadBuffer is large enough for the total number of bytes read.
SMBUS supports a maximum transfer size of 32 bytes, so Buffer does not need to be any larger than 32 bytes.
If Length in SmBusAddress is zero or greater than 32, then ASSERT().
If WriteBuffer is NULL, then ASSERT().
If ReadBuffer is NULL, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param WriteBuffer Pointer to the buffer of bytes to write to the SMBUS.
@param ReadBuffer Pointer to the buffer of bytes to read from the SMBUS.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The number of bytes written.
**/
UINTN
EFIAPI
SmBusBlockProcessCall (
IN UINTN SmBusAddress,
IN VOID *WriteBuffer,
OUT VOID *ReadBuffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINTN Length;
ASSERT (WriteBuffer != NULL);
ASSERT (ReadBuffer != NULL);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) >= 1);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) <= 32);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Length = SMBUS_LIB_LENGTH (SmBusAddress);
//
// Assuming that ReadBuffer is large enough to save another memory copy.
//
ReadBuffer = CopyMem (ReadBuffer, WriteBuffer, Length);
return InternalSmBusExec (EfiSmbusBWBRProcessCall, SmBusAddress, Length, ReadBuffer, Status);
}

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MdePkg/Library/HiiLib/HiiLib.c Normal file
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/** @file
HII Library implementation that uses DXE protocols and services.
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: HiiLib.c
**/
/**
This function allocates pool for an EFI_HII_PACKAGES structure
with enough space for the variable argument list of package pointers.
The allocated structure is initialized using NumberOfPackages, Guid,
and the variable length argument list of package pointers.
@param NumberOfPackages The number of HII packages to prepare.
@param Guid Package GUID.
@return The allocated and initialized packages.
**/
EFI_HII_PACKAGE_LIST_HEADER *
EFIAPI
PreparePackages (
IN CONST UINTN NumberOfPackages,
IN CONST EFI_GUID *Guid OPTIONAL,
...
)
{
//
// BugBug: Need more detail on UEFI spec.
//
ASSERT (FALSE);
return NULL;
}

45
MdePkg/Library/HiiLib/HiiLib.msa Normal file
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<?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>HiiLib</ModuleName>
<ModuleType>DXE_DRIVER</ModuleType>
<GuidValue>1e2c4c2e-67e6-4e57-b3ae-cf5a5af72c2c</GuidValue>
<Version>1.0</Version>
<Abstract>Library instance for HII common routines.</Abstract>
<Description>This library instance implements the common HII routines.</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 IPF EBC</SupportedArchitectures>
<BinaryModule>false</BinaryModule>
<OutputFileBasename>HiiLib</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER">
<Keyword>HiiLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>DebugLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>MemoryAllocationLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>HiiLib.c</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>

67
MdePkg/Library/PeiMemoryLib/CompareMemWrapper.c Normal file
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/** @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 "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);
}

62
MdePkg/Library/PeiMemoryLib/CopyMemWrapper.c Normal file
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/** @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 "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);
}

49
MdePkg/Library/PeiMemoryLib/MemLib.c Normal file
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/** @file
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: MemLib.c
**/
#include "MemLibInternals.h"
VOID *
EFIAPI
InternalMemCopyMem (
OUT VOID *Destination,
IN CONST VOID *Source,
IN UINTN Length
)
{
(*GetPeiServicesTablePointer ())->CopyMem (
Destination,
(VOID*)Source,
Length
);
return Destination;
}
VOID *
EFIAPI
InternalMemSetMem (
OUT VOID *Buffer,
IN UINTN Size,
IN UINT8 Value
)
{
(*GetPeiServicesTablePointer ())->SetMem (
Buffer,
Size,
Value
);
return Buffer;
}

261
MdePkg/Library/PeiMemoryLib/MemLibGeneric.c Normal file
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/** @file
Architecture Independent Base Memory Library 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: MemLibGeneric.c
The following BaseMemoryLib instances share the same version of this file:
BaseMemoryLib
PeiMemoryLib
DxeMemoryLib
**/
#include "MemLibInternals.h"
/**
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
)
{
do {
((UINT16*)Buffer)[--Length] = Value;
} while (Length != 0);
return Buffer;
}
/**
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
)
{
do {
((UINT32*)Buffer)[--Length] = Value;
} while (Length != 0);
return Buffer;
}
/**
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
)
{
do {
((UINT64*)Buffer)[--Length] = Value;
} while (Length != 0);
return Buffer;
}
/**
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
)
{
return InternalMemSetMem (Buffer, Length, 0);
}
/**
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
)
{
while ((--Length != 0) &&
(*(INT8*)DestinationBuffer == *(INT8*)SourceBuffer)) {
DestinationBuffer = (INT8*)DestinationBuffer + 1;
SourceBuffer = (INT8*)SourceBuffer + 1;
}
return (INTN)*(UINT8*)DestinationBuffer - (INTN)*(UINT8*)SourceBuffer;
}
/**
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
)
{
CONST UINT8 *Pointer;
Pointer = (CONST UINT8*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}
/**
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
)
{
CONST UINT16 *Pointer;
Pointer = (CONST UINT16*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}
/**
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
)
{
CONST UINT32 *Pointer;
Pointer = (CONST UINT32*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}
/**
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
)
{
CONST UINT64 *Pointer;
Pointer = (CONST UINT64*)Buffer;
do {
if (*(Pointer++) == Value) {
return Pointer;
}
} while (--Length != 0);
return NULL;
}

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/** @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
**/
/**
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
)
{
UINT64 LowPartOfGuid1;
UINT64 LowPartOfGuid2;
UINT64 HighPartOfGuid1;
UINT64 HighPartOfGuid2;
LowPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1);
LowPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2);
HighPartOfGuid1 = ReadUnaligned64 ((CONST UINT64*) Guid1 + 1);
HighPartOfGuid2 = ReadUnaligned64 ((CONST UINT64*) Guid2 + 1);
return (BOOLEAN) (LowPartOfGuid1 == LowPartOfGuid2 && HighPartOfGuid1 == HighPartOfGuid2);
}
/**
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;
}

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/** @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__
/**
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

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<?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>PeiMemoryLib</ModuleName>
<ModuleType>PEIM</ModuleType>
<GuidValue>3a9759d2-53bc-4eb2-abcd-c93099419063</GuidValue>
<Version>1.0</Version>
<Abstract>Component description file for Pei Memory Library</Abstract>
<Description>Base Memory Library implementation that uses PEI Services
where possible for size reduction.</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 IPF EBC</SupportedArchitectures>
<BinaryModule>false</BinaryModule>
<OutputFileBasename>PeiMemoryLib</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="PEIM">
<Keyword>BaseMemoryLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>PeiServicesTablePointerLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>DebugLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>BaseLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>MemLibInternals.h</Filename>
<Filename>MemLib.c</Filename>
<Filename>MemLibGuid.c</Filename>
<Filename>MemLibGeneric.c</Filename>
<Filename>CopyMemWrapper.c</Filename>
<Filename>SetMemWrapper.c</Filename>
<Filename>SetMem16Wrapper.c</Filename>
<Filename>SetMem32Wrapper.c</Filename>
<Filename>SetMem64Wrapper.c</Filename>
<Filename>CompareMemWrapper.c</Filename>
<Filename>ZeroMemWrapper.c</Filename>
<Filename>ScanMem8Wrapper.c</Filename>
<Filename>ScanMem16Wrapper.c</Filename>
<Filename>ScanMem32Wrapper.c</Filename>
<Filename>ScanMem64Wrapper.c</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>

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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/** @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 "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);
}

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MdePkg/Library/PeiMemoryLib/ZeroMemWrapper.c Normal file
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/** @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 "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);
}

74
MdePkg/Library/PeiSmbusLibSmbus2/InternalSmbusLib.h Normal file
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/** @file
Internal header file for Smbus 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.
**/
#ifndef __INTERNAL_SMBUS_LIB_H
#define __INTERNAL_SMBUS_LIB_H
#define SMBUS_LIB_SLAVE_ADDRESS(SmBusAddress) (((SmBusAddress) >> 1) & 0x7f)
#define SMBUS_LIB_COMMAND(SmBusAddress) (((SmBusAddress) >> 8) & 0xff)
#define SMBUS_LIB_LENGTH(SmBusAddress) (((SmBusAddress) >> 16) & 0x3f)
#define SMBUS_LIB_PEC(SmBusAddress) ((BOOLEAN) (((SmBusAddress) & SMBUS_LIB_PEC_BIT) != 0))
#define SMBUS_LIB_RESEARVED(SmBusAddress) ((SmBusAddress) & ~(((1 << 22) - 2) | SMBUS_LIB_PEC_BIT))
//
// Declaration for internal functions
//
/**
Gets Smbus PPIs.
This internal function retrieves Smbus PPI from PPI database.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES published by the PEI Foundation.
@return The pointer to Smbus PPI.
**/
EFI_PEI_SMBUS2_PPI *
InternalGetSmbusPpi (
EFI_PEI_SERVICES **PeiServices
);
/**
Executes an SMBus operation to an SMBus controller.
This function provides a standard way to execute Smbus script
as defined in the SmBus Specification. The data can either be of
the Length byte, word, or a block of data.
@param SmbusOperation Signifies which particular SMBus hardware protocol instance that it will use to
execute the SMBus transactions.
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Length Signifies the number of bytes that this operation will do. The maximum number of
bytes can be revision specific and operation specific.
@param Buffer Contains the value of data to execute to the SMBus slave device. Not all operations
require this argument. The length of this buffer is identified by Length.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The actual number of bytes that are executed for this operation.
**/
UINTN
InternalSmBusExec (
IN EFI_SMBUS_OPERATION SmbusOperation,
IN UINTN SmBusAddress,
IN UINTN Length,
IN OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
);
#endif

100
MdePkg/Library/PeiSmbusLibSmbus2/PeiSmbusLib.c Normal file
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/** @file
Implementation of SmBusLib class library for PEI phase.
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: PeiSmbusLib.c
**/
#include <Ppi/Smbus2.h>
#include "InternalSmbusLib.h"
/**
Gets Smbus PPIs.
This internal function retrieves Smbus PPI from PPI database.
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES published by the PEI Foundation.
@return The pointer to Smbus PPI.
**/
EFI_PEI_SMBUS2_PPI *
InternalGetSmbusPpi (
EFI_PEI_SERVICES **PeiServices
)
{
EFI_STATUS Status;
EFI_PEI_SMBUS2_PPI *SmbusPpi;
Status = (*PeiServices)->LocatePpi (PeiServices, &gEfiPeiSmbus2PpiGuid, 0, NULL, (VOID **) &SmbusPpi);
ASSERT_EFI_ERROR (Status);
ASSERT (SmbusPpi != NULL);
return SmbusPpi;
}
/**
Executes an SMBus operation to an SMBus controller.
This function provides a standard way to execute Smbus script
as defined in the SmBus Specification. The data can either be of
the Length byte, word, or a block of data.
@param SmbusOperation Signifies which particular SMBus hardware protocol instance that it will use to
execute the SMBus transactions.
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Length Signifies the number of bytes that this operation will do. The maximum number of
bytes can be revision specific and operation specific.
@param Buffer Contains the value of data to execute to the SMBus slave device. Not all operations
require this argument. The length of this buffer is identified by Length.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The actual number of bytes that are executed for this operation..
**/
UINTN
InternalSmBusExec (
IN EFI_SMBUS_OPERATION SmbusOperation,
IN UINTN SmBusAddress,
IN UINTN Length,
IN OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
EFI_PEI_SMBUS2_PPI *SmbusPpi;
EFI_PEI_SERVICES **PeiServices;
RETURN_STATUS ReturnStatus;
EFI_SMBUS_DEVICE_ADDRESS SmbusDeviceAddress;
PeiServices = GetPeiServicesTablePointer ();
SmbusPpi = InternalGetSmbusPpi (PeiServices);
SmbusDeviceAddress.SmbusDeviceAddress = SMBUS_LIB_SLAVE_ADDRESS (SmBusAddress);
ReturnStatus = SmbusPpi->Execute (
SmbusPpi,
SmbusDeviceAddress,
SMBUS_LIB_COMMAND (SmBusAddress),
SmbusOperation,
SMBUS_LIB_PEC (SmBusAddress),
&Length,
Buffer
);
if (Status != NULL) {
*Status = ReturnStatus;
}
return Length;
}

55
MdePkg/Library/PeiSmbusLibSmbus2/PeiSmbusLib.msa Normal file
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<?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>PeiSmbusLib</ModuleName>
<ModuleType>PEIM</ModuleType>
<GuidValue>51C4C059-67F0-4e3c-9A55-FF42A8291C8C</GuidValue>
<Version>1.0</Version>
<Abstract>Component description file for Pei Smbus Library.</Abstract>
<Description>SMBUS library that layers on top of the SMBUS PPI.</Description>
<Copyright>Copyright (c) 2006 - 2007, 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 IPF EBC</SupportedArchitectures>
<BinaryModule>false</BinaryModule>
<OutputFileBasename>PeiSmbusLib</OutputFileBasename>
</ModuleDefinitions>
<LibraryClassDefinitions>
<LibraryClass Usage="ALWAYS_PRODUCED" SupModuleList="PEIM">
<Keyword>SmbusLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>DebugLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>PeiServicesTablePointerLib</Keyword>
</LibraryClass>
<LibraryClass Usage="ALWAYS_CONSUMED">
<Keyword>BaseMemoryLib</Keyword>
</LibraryClass>
</LibraryClassDefinitions>
<SourceFiles>
<Filename>InternalSmbusLib.h</Filename>
<Filename>PeiSmbusLib.c</Filename>
<Filename>SmbusLib.c</Filename>
</SourceFiles>
<PackageDependencies>
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
</PackageDependencies>
<PPIs>
<Ppi Usage="ALWAYS_CONSUMED">
<PpiCName>gEfiPeiSmbusPpiGuid</PpiCName>
</Ppi>
</PPIs>
<Externs>
<Specification>EFI_SPECIFICATION_VERSION 0x00020000</Specification>
<Specification>EDK_RELEASE_VERSION 0x00020000</Specification>
</Externs>
</ModuleSurfaceArea>

471
MdePkg/Library/PeiSmbusLibSmbus2/SmbusLib.c Normal file
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/** @file
Implementation of SmBusLib class library for PEI phase.
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: SmbusLib.c
**/
#include <Ppi/Smbus2.h>
#include "InternalSmbusLib.h"
/**
Executes an SMBUS quick read command.
Executes an SMBUS quick read command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address field of SmBusAddress is required.
If Status is not NULL, then the status of the executed command is returned in Status.
If PEC is set in SmBusAddress, then ASSERT().
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
**/
VOID
EFIAPI
SmBusQuickRead (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (!SMBUS_LIB_PEC (SmBusAddress));
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusQuickRead, SmBusAddress, 0, NULL, Status);
}
/**
Executes an SMBUS quick write command.
Executes an SMBUS quick write command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address field of SmBusAddress is required.
If Status is not NULL, then the status of the executed command is returned in Status.
If PEC is set in SmBusAddress, then ASSERT().
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
**/
VOID
EFIAPI
SmBusQuickWrite (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (!SMBUS_LIB_PEC (SmBusAddress));
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusQuickWrite, SmBusAddress, 0, NULL, Status);
}
/**
Executes an SMBUS receive byte command.
Executes an SMBUS receive byte command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address field of SmBusAddress is required.
The byte received from the SMBUS is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The byte received from the SMBUS.
**/
UINT8
EFIAPI
SmBusReceiveByte (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusReceiveByte, SmBusAddress, 1, &Byte, Status);
return Byte;
}
/**
Executes an SMBUS send byte command.
Executes an SMBUS send byte command on the SMBUS device specified by SmBusAddress.
The byte specified by Value is sent.
Only the SMBUS slave address field of SmBusAddress is required. Value is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Command in SmBusAddress is not zero, then ASSERT().
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 8-bit value to send.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The parameter of Value.
**/
UINT8
EFIAPI
SmBusSendByte (
IN UINTN SmBusAddress,
IN UINT8 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_COMMAND (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Byte = Value;
InternalSmBusExec (EfiSmbusSendByte, SmBusAddress, 1, &Byte, Status);
return Value;
}
/**
Executes an SMBUS read data byte command.
Executes an SMBUS read data byte command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
The 8-bit value read from the SMBUS is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The byte read from the SMBUS.
**/
UINT8
EFIAPI
SmBusReadDataByte (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusReadByte, SmBusAddress, 1, &Byte, Status);
return Byte;
}
/**
Executes an SMBUS write data byte command.
Executes an SMBUS write data byte command on the SMBUS device specified by SmBusAddress.
The 8-bit value specified by Value is written.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
Value is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 8-bit value to write.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The parameter of Value.
**/
UINT8
EFIAPI
SmBusWriteDataByte (
IN UINTN SmBusAddress,
IN UINT8 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT8 Byte;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Byte = Value;
InternalSmBusExec (EfiSmbusWriteByte, SmBusAddress, 1, &Byte, Status);
return Value;
}
/**
Executes an SMBUS read data word command.
Executes an SMBUS read data word command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
The 16-bit value read from the SMBUS is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The byte read from the SMBUS.
**/
UINT16
EFIAPI
SmBusReadDataWord (
IN UINTN SmBusAddress,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT16 Word;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusReadWord, SmBusAddress, 2, &Word, Status);
return Word;
}
/**
Executes an SMBUS write data word command.
Executes an SMBUS write data word command on the SMBUS device specified by SmBusAddress.
The 16-bit value specified by Value is written.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
Value is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 16-bit value to write.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The parameter of Value.
**/
UINT16
EFIAPI
SmBusWriteDataWord (
IN UINTN SmBusAddress,
IN UINT16 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINT16 Word;
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Word = Value;
InternalSmBusExec (EfiSmbusWriteWord, SmBusAddress, 2, &Word, Status);
return Value;
}
/**
Executes an SMBUS process call command.
Executes an SMBUS process call command on the SMBUS device specified by SmBusAddress.
The 16-bit value specified by Value is written.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
The 16-bit value returned by the process call command is returned.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is not zero, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Value The 16-bit value to write.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The 16-bit value returned by the process call command.
**/
UINT16
EFIAPI
SmBusProcessCall (
IN UINTN SmBusAddress,
IN UINT16 Value,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
InternalSmBusExec (EfiSmbusProcessCall, SmBusAddress, 2, &Value, Status);
return Value;
}
/**
Executes an SMBUS read block command.
Executes an SMBUS read block command on the SMBUS device specified by SmBusAddress.
Only the SMBUS slave address and SMBUS command fields of SmBusAddress are required.
Bytes are read from the SMBUS and stored in Buffer.
The number of bytes read is returned, and will never return a value larger than 32-bytes.
If Status is not NULL, then the status of the executed command is returned in Status.
It is the caller's responsibility to make sure Buffer is large enough for the total number of bytes read.
SMBUS supports a maximum transfer size of 32 bytes, so Buffer does not need to be any larger than 32 bytes.
If Length in SmBusAddress is not zero, then ASSERT().
If Buffer is NULL, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Buffer Pointer to the buffer to store the bytes read from the SMBUS.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The number of bytes read.
**/
UINTN
EFIAPI
SmBusReadBlock (
IN UINTN SmBusAddress,
OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
ASSERT (Buffer != NULL);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) == 0);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
return InternalSmBusExec (EfiSmbusReadBlock, SmBusAddress, 0x20, Buffer, Status);
}
/**
Executes an SMBUS write block command.
Executes an SMBUS write block command on the SMBUS device specified by SmBusAddress.
The SMBUS slave address, SMBUS command, and SMBUS length fields of SmBusAddress are required.
Bytes are written to the SMBUS from Buffer.
The number of bytes written is returned, and will never return a value larger than 32-bytes.
If Status is not NULL, then the status of the executed command is returned in Status.
If Length in SmBusAddress is zero or greater than 32, then ASSERT().
If Buffer is NULL, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param Buffer Pointer to the buffer to store the bytes read from the SMBUS.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The number of bytes written.
**/
UINTN
EFIAPI
SmBusWriteBlock (
IN UINTN SmBusAddress,
OUT VOID *Buffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINTN Length;
ASSERT (Buffer != NULL);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) >= 1);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) <= 32);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Length = SMBUS_LIB_LENGTH (SmBusAddress);
return InternalSmBusExec (EfiSmbusWriteBlock, SmBusAddress, Length, Buffer, Status);
}
/**
Executes an SMBUS block process call command.
Executes an SMBUS block process call command on the SMBUS device specified by SmBusAddress.
The SMBUS slave address, SMBUS command, and SMBUS length fields of SmBusAddress are required.
Bytes are written to the SMBUS from WriteBuffer. Bytes are then read from the SMBUS into ReadBuffer.
If Status is not NULL, then the status of the executed command is returned in Status.
It is the caller's responsibility to make sure ReadBuffer is large enough for the total number of bytes read.
SMBUS supports a maximum transfer size of 32 bytes, so Buffer does not need to be any larger than 32 bytes.
If Length in SmBusAddress is zero or greater than 32, then ASSERT().
If WriteBuffer is NULL, then ASSERT().
If ReadBuffer is NULL, then ASSERT().
If any reserved bits of SmBusAddress are set, then ASSERT().
@param SmBusAddress Address that encodes the SMBUS Slave Address,
SMBUS Command, SMBUS Data Length, and PEC.
@param WriteBuffer Pointer to the buffer of bytes to write to the SMBUS.
@param ReadBuffer Pointer to the buffer of bytes to read from the SMBUS.
@param Status Return status for the executed command.
This is an optional parameter and may be NULL.
@return The number of bytes written.
**/
UINTN
EFIAPI
SmBusBlockProcessCall (
IN UINTN SmBusAddress,
IN VOID *WriteBuffer,
OUT VOID *ReadBuffer,
OUT RETURN_STATUS *Status OPTIONAL
)
{
UINTN Length;
ASSERT (WriteBuffer != NULL);
ASSERT (ReadBuffer != NULL);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) >= 1);
ASSERT (SMBUS_LIB_LENGTH (SmBusAddress) <= 32);
ASSERT (SMBUS_LIB_RESEARVED (SmBusAddress) == 0);
Length = SMBUS_LIB_LENGTH (SmBusAddress);
//
// Assuming that ReadBuffer is large enough to save another memory copy.
//
ReadBuffer = CopyMem (ReadBuffer, WriteBuffer, Length);
return InternalSmBusExec (EfiSmbusBWBRProcessCall, SmBusAddress, Length, ReadBuffer, Status);
}

545
MdePkg/Library/UefiLib/UefiLib.c
View File

@ -513,32 +513,51 @@ EfiTestChildHandle (
}
/**
This function looks up a Unicode string in UnicodeStringTable. If Language is
a member of SupportedLanguages and a Unicode string is found in UnicodeStringTable
that matches the language code specified by Language, then it is returned in
This function looks up a Unicode string in UnicodeStringTable.
If Language is a member of SupportedLanguages and a Unicode
string is found in UnicodeStringTable that matches the
language code specified by Language, then it is returned in
UnicodeString.
@param Language A pointer to the ISO 639-2 language code for the
Unicode string to look up and return.
@param SupportedLanguages A pointer to the set of ISO 639-2 language codes
that the Unicode string table supports. Language
must be a member of this set.
@param UnicodeStringTable A pointer to the table of Unicode strings.
@param UnicodeString A pointer to the Unicode string from UnicodeStringTable
that matches the language specified by Language.
@param Language A pointer to the ISO 639-2
language code for the Unicode
string to look up and return.
@param SupportedLanguages A pointer to the set of ISO
639-2language
codes that the Unicode string
table supports. Language must
be a member of this set.
@param UnicodeStringTable A pointer to the table of
Unicode strings.
@param UnicodeString A pointer to the Unicode
string from UnicodeStringTable
that matches the language
specified by Language.
@retval EFI_SUCCESS The Unicode string that matches the language
specified by Language was found
in the table of Unicoide strings UnicodeStringTable,
and it was returned in UnicodeString.
@retval EFI_SUCCESS The Unicode string that
matches the language specified
by Language was found in the
table of Unicoide strings
UnicodeStringTable, and it was
returned in UnicodeString.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER UnicodeString is NULL.
@retval EFI_UNSUPPORTED SupportedLanguages is NULL.
@retval EFI_UNSUPPORTED UnicodeStringTable is NULL.
@retval EFI_UNSUPPORTED The language specified by Language is not a
member of SupportedLanguages.
@retval EFI_UNSUPPORTED The language specified by Language is not
supported by UnicodeStringTable.
@retval EFI_UNSUPPORTED The language specified by
Language is not a member
ofSupportedLanguages.
@retval EFI_UNSUPPORTED The language specified by
Language is not supported by
UnicodeStringTable.
**/
EFI_STATUS
@ -596,36 +615,195 @@ LookupUnicodeString (
return EFI_UNSUPPORTED;
}
/**
This function looks up a Unicode string in UnicodeStringTable.
If Language is a member of SupportedLanguages and a Unicode
string is found in UnicodeStringTable that matches the
language code specified by Language, then it is returned in
UnicodeString.
@param Language A pointer to the ISO 639-2 or
RFC 3066 language code for the
Unicode string to look up and
return.
@param SupportedLanguages A pointer to the set of ISO
639-2 or RFC 3066 language
codes that the Unicode string
table supports. Language must
be a member of this set.
@param UnicodeStringTable A pointer to the table of
Unicode strings.
@param UnicodeString A pointer to the Unicode
string from UnicodeStringTable
that matches the language
specified by Language.
@param Iso639Language Specify the language code
format supported. If true,
then the format follow ISO
639-2. If false, then it
follows RFC3066.
@retval EFI_SUCCESS The Unicode string that
matches the language specified
by Language was found in the
table of Unicoide strings
UnicodeStringTable, and it was
returned in UnicodeString.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER UnicodeString is NULL.
@retval EFI_UNSUPPORTED SupportedLanguages is NULL.
@retval EFI_UNSUPPORTED UnicodeStringTable is NULL.
@retval EFI_UNSUPPORTED The language specified by
Language is not a member
ofSupportedLanguages.
@retval EFI_UNSUPPORTED The language specified by
Language is not supported by
UnicodeStringTable.
**/
EFI_STATUS
EFIAPI
LookupUnicodeString2 (
IN CONST CHAR8 *Language,
IN CONST CHAR8 *SupportedLanguages,
IN CONST EFI_UNICODE_STRING_TABLE *UnicodeStringTable,
OUT CHAR16 **UnicodeString,
IN BOOLEAN Iso639Language
)
{
BOOLEAN Found;
UINTN Index;
CHAR8 *LanguageString;
//
// Make sure the parameters are valid
//
if (Language == NULL || UnicodeString == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// If there are no supported languages, or the Unicode String Table is empty, then the
// Unicode String specified by Language is not supported by this Unicode String Table
//
if (SupportedLanguages == NULL || UnicodeStringTable == NULL) {
return EFI_UNSUPPORTED;
}
//
// Make sure Language is in the set of Supported Languages
//
Found = FALSE;
while (*SupportedLanguages != 0) {
if (Iso639Language) {
if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
Found = TRUE;
break;
}
SupportedLanguages += 3;
} else {
for (Index = 0; SupportedLanguages[Index] != 0 && SupportedLanguages[Index] != ';'; Index++);
if (AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) {
Found = TRUE;
break;
}
SupportedLanguages += Index;
for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; SupportedLanguages++);
}
}
//
// If Language is not a member of SupportedLanguages, then return EFI_UNSUPPORTED
//
if (!Found) {
return EFI_UNSUPPORTED;
}
//
// Search the Unicode String Table for the matching Language specifier
//
while (UnicodeStringTable->Language != NULL) {
LanguageString = UnicodeStringTable->Language;
while (0 != *LanguageString) {
for (Index = 0 ;LanguageString[Index] != 0 && LanguageString[Index] != ';'; Index++);
if (AsciiStrnCmp(LanguageString, Language, Index) == 0) {
*UnicodeString = UnicodeStringTable->UnicodeString;
return EFI_SUCCESS;
}
LanguageString += Index;
for (Index = 0 ;LanguageString[Index] != 0 && LanguageString[Index] == ';'; Index++);
}
UnicodeStringTable++;
}
return EFI_UNSUPPORTED;
}
/**
This function adds a Unicode string to UnicodeStringTable.
If Language is a member of SupportedLanguages then UnicodeString is added to
UnicodeStringTable. New buffers are allocated for both Language and
UnicodeString. The contents of Language and UnicodeString are copied into
these new buffers. These buffers are automatically freed when
If Language is a member of SupportedLanguages then
UnicodeString is added to UnicodeStringTable. New buffers are
allocated for both Language and UnicodeString. The contents
of Language and UnicodeString are copied into these new
buffers. These buffers are automatically freed when
FreeUnicodeStringTable() is called.
@param Language A pointer to the ISO 639-2 language code for the Unicode
@param Language A pointer to the ISO 639-2
language code for the Unicode
string to add.
@param SupportedLanguages A pointer to the set of ISO
639-2 language codes that the
Unicode string table supports.
Language must be a member of
this set.
@param UnicodeStringTable A pointer to the table of
Unicode strings.
@param UnicodeString A pointer to the Unicode
string to add.
@param SupportedLanguages A pointer to the set of ISO 639-2 language codes
that the Unicode string table supports.
Language must be a member of this set.
@param UnicodeStringTable A pointer to the table of Unicode strings.
@param UnicodeString A pointer to the Unicode string to add.
@retval EFI_SUCCESS The Unicode string that matches the language
specified by Language was found in the table of
Unicode strings UnicodeStringTable, and it was
@retval EFI_SUCCESS The Unicode string that
matches the language specified
by Language was found in the
table of Unicode strings
UnicodeStringTable, and it was
returned in UnicodeString.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER UnicodeString is NULL.
@retval EFI_INVALID_PARAMETER UnicodeString is an empty string.
@retval EFI_UNSUPPORTED SupportedLanguages is NULL.
@retval EFI_ALREADY_STARTED A Unicode string with language Language is
already present in UnicodeStringTable.
@retval EFI_OUT_OF_RESOURCES There is not enough memory to add another
Unicode string to UnicodeStringTable.
@retval EFI_UNSUPPORTED The language specified by Language is not a
member of SupportedLanguages.
@retval EFI_ALREADY_STARTED A Unicode string with language
Language is already present in
UnicodeStringTable.
@retval EFI_OUT_OF_RESOURCES There is not enough memory to
add another Unicode string to
UnicodeStringTable.
@retval EFI_UNSUPPORTED The language specified by
Language is not a member of
SupportedLanguages.
**/
EFI_STATUS
@ -762,10 +940,229 @@ AddUnicodeString (
return EFI_UNSUPPORTED;
}
/**
This function adds a Unicode string to UnicodeStringTable.
If Language is a member of SupportedLanguages then
UnicodeString is added to UnicodeStringTable. New buffers are
allocated for both Language and UnicodeString. The contents
of Language and UnicodeString are copied into these new
buffers. These buffers are automatically freed when
FreeUnicodeStringTable() is called.
@param Language A pointer to the ISO 639-2 or
RFC 3066 language code for the
Unicode string to add.
@param SupportedLanguages A pointer to the set of ISO
639-2 or RFC 3.66 language
codes that the Unicode string
table supports. Language must
be a member of this set.
@param UnicodeStringTable A pointer to the table of
Unicode strings.
@param UnicodeString A pointer to the Unicode
string to add.
@param Iso639Language Specify the language code
format supported. If true,
then the format follow ISO
639-2. If false, then it
follows RFC3066.
@retval EFI_SUCCESS The Unicode string that
matches the language specified
by Language was found in the
table of Unicode strings
UnicodeStringTable, and it was
returned in UnicodeString.
@retval EFI_INVALID_PARAMETER Language is NULL.
@retval EFI_INVALID_PARAMETER UnicodeString is NULL.
@retval EFI_INVALID_PARAMETER UnicodeString is an empty string.
@retval EFI_UNSUPPORTED SupportedLanguages is NULL.
@retval EFI_ALREADY_STARTED A Unicode string with language
Language is already present in
UnicodeStringTable.
@retval EFI_OUT_OF_RESOURCES There is not enough memory to
add another Unicode string to
UnicodeStringTable.
@retval EFI_UNSUPPORTED The language specified by
Language is not a member of
SupportedLanguages.
**/
EFI_STATUS
EFIAPI
AddUnicodeString2 (
IN CONST CHAR8 *Language,
IN CONST CHAR8 *SupportedLanguages,
IN EFI_UNICODE_STRING_TABLE **UnicodeStringTable,
IN CONST CHAR16 *UnicodeString,
IN BOOLEAN Iso639Language
)
{
UINTN NumberOfEntries;
EFI_UNICODE_STRING_TABLE *OldUnicodeStringTable;
EFI_UNICODE_STRING_TABLE *NewUnicodeStringTable;
UINTN UnicodeStringLength;
BOOLEAN Found;
UINTN Index;
CHAR8 *LanguageString;
//
// Make sure the parameter are valid
//
if (Language == NULL || UnicodeString == NULL || UnicodeStringTable == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// If there are no supported languages, then a Unicode String can not be added
//
if (SupportedLanguages == NULL) {
return EFI_UNSUPPORTED;
}
//
// If the Unicode String is empty, then a Unicode String can not be added
//
if (UnicodeString[0] == 0) {
return EFI_INVALID_PARAMETER;
}
//
// Make sure Language is a member of SupportedLanguages
//
Found = FALSE;
while (*SupportedLanguages != 0) {
if (Iso639Language) {
if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
Found = TRUE;
break;
}
SupportedLanguages += 3;
} else {
for (Index = 0; SupportedLanguages[Index] != 0 && SupportedLanguages[Index] != ';'; Index++);
if (AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) {
Found = TRUE;
break;
}
SupportedLanguages += Index;
for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; SupportedLanguages++);
}
}
//
// If Language is not a member of SupportedLanguages, then return EFI_UNSUPPORTED
//
if (!Found) {
return EFI_UNSUPPORTED;
}
//
// Determine the size of the Unicode String Table by looking for a NULL Language entry
//
NumberOfEntries = 0;
if (*UnicodeStringTable != NULL) {
OldUnicodeStringTable = *UnicodeStringTable;
while (OldUnicodeStringTable->Language != NULL) {
LanguageString = OldUnicodeStringTable->Language;
while (*LanguageString) {
for (Index = 0; LanguageString[Index] != 0 && LanguageString[Index] != ';'; Index++);
if (AsciiStrnCmp (Language, LanguageString, Index) == 0) {
return EFI_ALREADY_STARTED;
}
LanguageString += Index;
for (; *LanguageString != 0 && *LanguageString == ';'; LanguageString++);
}
OldUnicodeStringTable++;
NumberOfEntries++;
}
}
//
// Allocate space for a new Unicode String Table. It must hold the current number of
// entries, plus 1 entry for the new Unicode String, plus 1 entry for the end of table
// marker
//
NewUnicodeStringTable = AllocatePool ((NumberOfEntries + 2) * sizeof (EFI_UNICODE_STRING_TABLE));
if (NewUnicodeStringTable == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
// If the current Unicode String Table contains any entries, then copy them to the
// newly allocated Unicode String Table.
//
if (*UnicodeStringTable != NULL) {
CopyMem (
NewUnicodeStringTable,
*UnicodeStringTable,
NumberOfEntries * sizeof (EFI_UNICODE_STRING_TABLE)
);
}
//
// Allocate space for a copy of the Language specifier
//
NewUnicodeStringTable[NumberOfEntries].Language = AllocateCopyPool (AsciiStrSize(Language), Language);
if (NewUnicodeStringTable[NumberOfEntries].Language == NULL) {
gBS->FreePool (NewUnicodeStringTable);
return EFI_OUT_OF_RESOURCES;
}
//
// Compute the length of the Unicode String
//
for (UnicodeStringLength = 0; UnicodeString[UnicodeStringLength] != 0; UnicodeStringLength++);
//
// Allocate space for a copy of the Unicode String
//
NewUnicodeStringTable[NumberOfEntries].UnicodeString = AllocateCopyPool (StrSize (UnicodeString), UnicodeString);
if (NewUnicodeStringTable[NumberOfEntries].UnicodeString == NULL) {
gBS->FreePool (NewUnicodeStringTable[NumberOfEntries].Language);
gBS->FreePool (NewUnicodeStringTable);
return EFI_OUT_OF_RESOURCES;
}
//
// Mark the end of the Unicode String Table
//
NewUnicodeStringTable[NumberOfEntries + 1].Language = NULL;
NewUnicodeStringTable[NumberOfEntries + 1].UnicodeString = NULL;
//
// Free the old Unicode String Table
//
if (*UnicodeStringTable != NULL) {
gBS->FreePool (*UnicodeStringTable);
}
//
// Point UnicodeStringTable at the newly allocated Unicode String Table
//
*UnicodeStringTable = NewUnicodeStringTable;
return EFI_SUCCESS;
}
/**
This function frees the table of Unicode strings in UnicodeStringTable.
If UnicodeStringTable is NULL, then EFI_SUCCESS is returned.
Otherwise, each language code, and each Unicode string in the Unicode string
Otherwise, each language code, and each Unicode string in the Unicode string
table are freed, and EFI_SUCCESS is returned.
@param UnicodeStringTable A pointer to the table of Unicode strings.
@ -814,73 +1211,3 @@ FreeUnicodeStringTable (
return EFI_SUCCESS;
}
/**
Intialize a driver by installing the Driver Binding Protocol onto the
driver's DriverBindingHandle. This is typically the same as the driver's
ImageHandle, but it can be different if the driver produces multiple
DriverBinding Protocols. This function also initializes the EFI Driver
Library that initializes the global variables gST, gBS, gRT.
@param ImageHandle The image handle of the driver
@param SystemTable The EFI System Table that was passed to the driver's entry point
@param DriverBinding A Driver Binding Protocol instance that this driver is producing
@param DriverBindingHandle The handle that DriverBinding is to be installe onto. If this
parameter is NULL, then a new handle is created.
@retval EFI_SUCCESS DriverBinding is installed onto DriverBindingHandle
@retval Other Status from gBS->InstallProtocolInterface()
**/
EFI_STATUS
EfiLibInstallDriverBinding (
IN const EFI_HANDLE ImageHandle,
IN const EFI_SYSTEM_TABLE *SystemTable,
IN EFI_DRIVER_BINDING_PROTOCOL *DriverBinding,
IN EFI_HANDLE DriverBindingHandle
)
{
//
// bugbug:Need to implement ...
//
return EFI_SUCCESS;
}
/**
Intialize a driver by installing the Driver Binding Protocol onto the
driver's DriverBindingHandle. This is typically the same as the driver's
ImageHandle, but it can be different if the driver produces multiple
DriverBinding Protocols. This function also initializes the EFI Driver
Library that initializes the global variables gST, gBS, gRT.
@ImageHandle The image handle of the driver
@SystemTable The EFI System Table that was passed to the driver's entry point
@DriverBinding A Driver Binding Protocol instance that this driver is producing
@DriverBindingHandle The handle that DriverBinding is to be installe onto. If this
parameter is NULL, then a new handle is created.
@ComponentName A Component Name Protocol instance that this driver is producing
@DriverConfiguration A Driver Configuration Protocol instance that this driver is producing
@DriverDiagnostics A Driver Diagnostics Protocol instance that this driver is producing
@retval EFI_SUCCESS DriverBinding is installed onto DriverBindingHandle
@retval Other Status from gBS->InstallProtocolInterface()
**/
EFI_STATUS
EfiLibInstallAllDriverProtocols (
IN const EFI_HANDLE ImageHandle,
IN const EFI_SYSTEM_TABLE *SystemTable,
IN EFI_DRIVER_BINDING_PROTOCOL *DriverBinding,
IN EFI_HANDLE DriverBindingHandle,
IN const EFI_COMPONENT_NAME_PROTOCOL *ComponentName, OPTIONAL
IN const EFI_DRIVER_CONFIGURATION_PROTOCOL *DriverConfiguration, OPTIONAL
IN const EFI_DRIVER_DIAGNOSTICS_PROTOCOL *DriverDiagnostics OPTIONAL
)
{
//
// bugbug:Need to implement ...
//
return EFI_SUCCESS;
}

20
MdePkg/Library/UefiLib/UefiLib.msa
View File

@ -60,6 +60,26 @@
<PackageDependencies>
<Package PackageGuid="5e0e9358-46b6-4ae2-8218-4ab8b9bbdcec"/>
</PackageDependencies>
<Protocols>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiDriverBindingProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiComponentName2ProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiComponentNameProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiDriverConfigurationProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiDriverDiagnosticsProtocolGuid</ProtocolCName>
</Protocol>
<Protocol Usage="ALWAYS_CONSUMED">
<ProtocolCName>gEfiDriverDiagnostics2ProtocolGuid</ProtocolCName>
</Protocol>
</Protocols>
<Guids>
<GuidCNames Usage="ALWAYS_CONSUMED">
<GuidCName>gEfiEventLegacyBootGuid</GuidCName>