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3eb9473e | 1 | ; Copyright (c) 2004, Intel Corporation \r |
2 | ; All rights reserved. This program and the accompanying materials \r | |
3 | ; are licensed and made available under the terms and conditions of the BSD License \r | |
4 | ; which accompanies this distribution. The full text of the license may be found at \r | |
5 | ; http://opensource.org/licenses/bsd-license.php \r | |
6 | ; \r | |
7 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r | |
8 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r | |
9 | ;\r | |
10 | ; Module Name:\r | |
11 | ;\r | |
12 | ; ReadPmc.Asm\r | |
13 | ;\r | |
14 | ; Abstract:\r | |
15 | ;\r | |
16 | ; AsmReadPmc function\r | |
17 | ;\r | |
18 | ; Notes:\r | |
19 | ;\r | |
20 | ;------------------------------------------------------------------------------\r | |
21 | \r | |
22 | .code\r | |
23 | \r | |
24 | ;------------------------------------------------------------------------------\r | |
25 | ; UINT64\r | |
26 | ; EFIAPI\r | |
27 | ; AsmReadPmc (\r | |
28 | ; IN UINT32 PmcIndex\r | |
29 | ; );\r | |
30 | ;------------------------------------------------------------------------------\r | |
31 | AsmReadPmc PROC\r | |
32 | rdpmc\r | |
33 | shl rdx, 20h\r | |
34 | or rax, rdx\r | |
35 | ret\r | |
36 | AsmReadPmc ENDP\r | |
37 | \r | |
38 | END\r |