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f1baef62 1/** @file\r
2 CpuBreakpoint function.\r
3\r
bb817c56
HT
4 Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
5 This program and the accompanying materials\r
f1baef62 6 are licensed and made available under the terms and conditions of the BSD License\r
7 which accompanies this distribution. The full text of the license may be found at\r
8 http://opensource.org/licenses/bsd-license.php\r
9\r
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
42eedea9 15/**\r
16 Microsoft Visual Studio 7.1 Function Prototypes for I/O Intrinsics.\r
17**/\r
7e43ed89 18\r
f1baef62 19void __writemsr (unsigned long Register, unsigned __int64 Value);\r
20\r
21#pragma intrinsic(__writemsr)\r
22\r
42eedea9 23/**\r
24 Write data to MSR.\r
25\r
26 @param Index Register index of MSR.\r
27 @param Value Data wants to be written.\r
28\r
29 @return Value written to MSR.\r
30\r
31**/\r
f1baef62 32UINT64\r
33EFIAPI\r
34AsmWriteMsr64 (\r
35 IN UINT32 Index,\r
36 IN UINT64 Value\r
37 )\r
38{\r
39 __writemsr (Index, Value);\r
40 return Value;\r
41}\r
42\r