| /** @file | |
| AsmWriteIdtr function | |
| Copyright (c) 2006 - 2008, Intel Corporation<BR> | |
| All rights reserved. This program and the accompanying materials | |
| are licensed and made available under the terms and conditions of the BSD License | |
| which accompanies this distribution. The full text of the license may be found at | |
| http://opensource.org/licenses/bsd-license.php | |
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, | |
| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| **/ | |
| #include "BaseLibInternals.h" | |
| /** | |
| Writes the current Interrupt Descriptor Table Register(GDTR) descriptor. | |
| Writes the current IDTR descriptor and returns it in Idtr. This function is | |
| only available on IA-32 and x64. | |
| @param Idtr Pointer to a IDTR descriptor. | |
| **/ | |
| VOID | |
| EFIAPI | |
| InternalX86WriteIdtr ( | |
| IN CONST IA32_DESCRIPTOR *Idtr | |
| ) | |
| { | |
| _asm { | |
| mov eax, Idtr | |
| lidt fword ptr [eax] | |
| } | |
| } | |