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1 | /** @file\r |
2 | The implement to read ITC in IA64 platform.\r | |
3 | \r | |
4 | Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>\r | |
5 | \r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions of the BSD License\r | |
8 | which accompanies this distribution. The full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php.\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #include <Library/BaseLib.h>\r | |
17 | \r | |
18 | /**\r | |
19 | Reads and returns the current value of the Interval Timer Counter Register (ITC).\r | |
20 | \r | |
21 | @return The current value of ITC.\r | |
22 | \r | |
23 | **/\r | |
24 | UINT64\r | |
25 | ReadTime ()\r | |
26 | {\r | |
27 | return AsmReadItc ();\r | |
28 | }\r |