/** @file | |
AsmWriteLdtr function | |
Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
/** | |
Writes the current Local Descriptor Table Register (GDTR) selector. | |
Writes and the current LDTR descriptor specified by Ldtr. This function is | |
only available on IA-32 and x64. | |
@param Ldtr 16-bit LDTR selector value. | |
**/ | |
VOID | |
EFIAPI | |
AsmWriteLdtr ( | |
IN UINT16 Ldtr | |
) | |
{ | |
_asm { | |
xor eax, eax | |
mov ax, Ldtr | |
lldt ax | |
} | |
} |