1. Rename following library instances according to MDE Library Spec:
1) SerialPortLibNull => BaseSerialPortLibNull 2) DxeMemoryLib => UefiMemoryLib 3) DxeMemoryAllocationLib => UefiMemoryAllocationLib 4) CpuLib => BaseCpuLib 5) HiiLib => UefiHiiLib 6) IfrSupportLib => UefiIfrSupportLib 7) PeiPalCallLib => PeiPalLib 2. Add library instances to MDE package 1) DxePalLib 2) FvbServiceLib 3) GraphicsLib git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6221 6f19259b-4bc3-4df7-8a09-765794883524
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MdePkg/Library/UefiMemoryLib/ScanMem64Wrapper.c
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MdePkg/Library/UefiMemoryLib/ScanMem64Wrapper.c
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/** @file
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ScanMem64() implementation.
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Copyright (c) 2006, Intel Corporation<BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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The following BaseMemoryLib instances contain the same copy of this file:
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BaseMemoryLib
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BaseMemoryLibMmx
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BaseMemoryLibSse2
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BaseMemoryLibRepStr
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BaseMemoryLibOptDxe
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BaseMemoryLibOptPei
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PeiMemoryLib
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DxeMemoryLib
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**/
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#include "MemLibInternals.h"
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/**
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Scans a target buffer for a 64-bit value, and returns a pointer to the matching 64-bit value
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in the target buffer.
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This function searches target the buffer specified by Buffer and Length from the lowest
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address to the highest address for a 64-bit value that matches Value. If a match is found,
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then a pointer to the matching byte in the target buffer is returned. If no match is found,
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then NULL is returned. If Length is 0, then NULL is returned.
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If Length > 0 and Buffer is NULL, then ASSERT().
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If Buffer is not aligned on a 64-bit boundary, then ASSERT().
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If Length is not aligned on a 64-bit boundary, then ASSERT().
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If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
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@param Buffer Pointer to the target buffer to scan.
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@param Length Number of bytes in Buffer to scan.
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@param Value Value to search for in the target buffer.
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@return A pointer to the matching byte in the target buffer or NULL otherwise.
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**/
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VOID *
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EFIAPI
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ScanMem64 (
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IN CONST VOID *Buffer,
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IN UINTN Length,
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IN UINT64 Value
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)
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{
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if (Length == 0) {
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return NULL;
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}
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ASSERT (Buffer != NULL);
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ASSERT (((UINTN)Buffer & (sizeof (Value) - 1)) == 0);
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ASSERT ((Length - 1) <= (MAX_ADDRESS - (UINTN)Buffer));
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ASSERT ((Length & (sizeof (Value) - 1)) == 0);
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return (VOID*)InternalMemScanMem64 (Buffer, Length / sizeof (Value), Value);
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}
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