e4a34497b4
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10593 6f19259b-4bc3-4df7-8a09-765794883524
40 lines
934 B
C
40 lines
934 B
C
/** @file
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AsmWriteLdtr function
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Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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/**
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Writes the current Local Descriptor Table Register (GDTR) selector.
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Writes and the current LDTR descriptor specified by Ldtr. This function is
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only available on IA-32 and x64.
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@param Ldtr 16-bit LDTR selector value.
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**/
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VOID
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EFIAPI
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AsmWriteLdtr (
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IN UINT16 Ldtr
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)
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{
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_asm {
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xor eax, eax
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mov ax, Ldtr
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lldt ax
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}
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}
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