5fc3b5d6c8
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10683 6f19259b-4bc3-4df7-8a09-765794883524
43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
/** @file
|
|
CpuBreakpoint function.
|
|
|
|
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
|
|
This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php.
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
/**
|
|
Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.
|
|
**/
|
|
|
|
void __writemsr (unsigned long Register, unsigned __int64 Value);
|
|
|
|
#pragma intrinsic(__writemsr)
|
|
|
|
/**
|
|
Write data to MSR.
|
|
|
|
@param Index The register index of MSR.
|
|
@param Value Data wants to be written.
|
|
|
|
@return Value written to MSR.
|
|
|
|
**/
|
|
UINT64
|
|
EFIAPI
|
|
AsmWriteMsr64 (
|
|
IN UINT32 Index,
|
|
IN UINT64 Value
|
|
)
|
|
{
|
|
__writemsr (Index, Value);
|
|
return Value;
|
|
}
|
|
|