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1 /** @file
2   IA-32/x64 AsmWriteGdtr()
3 
4   Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
5   This program and the accompanying materials
6   are licensed and made available under the terms and conditions of the BSD License
7   which accompanies this distribution.  The full text of the license may be found at
8   http://opensource.org/licenses/bsd-license.php.
9 
10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12 
13 **/
14 
15 
16 
17 
18 #include "BaseLibInternals.h"
19 
20 /**
21   Writes the current Global Descriptor Table Register (GDTR) descriptor.
22 
23   Writes and the current GDTR descriptor specified by Gdtr. This function is
24   only available on IA-32 and x64.
25 
26   If Gdtr is NULL, then ASSERT().
27 
28   @param  Gdtr  The pointer to a GDTR descriptor.
29 
30 **/
31 VOID
32 EFIAPI
AsmWriteGdtr(IN CONST IA32_DESCRIPTOR * Gdtr)33 AsmWriteGdtr (
34   IN      CONST IA32_DESCRIPTOR     *Gdtr
35   )
36 {
37   ASSERT (Gdtr != NULL);
38   InternalX86WriteGdtr (Gdtr);
39 }
40