1 #------------------------------------------------------------------------------
3 # Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
4 # This program and the accompanying materials
5 # are licensed and made available under the terms and conditions of the BSD License
6 # which accompanies this distribution. The full text of the license may be found at
7 # http://opensource.org/licenses/bsd-license.php
9 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
18 # Defines page fault handler used to hook SMM IDT
20 #------------------------------------------------------------------------------
22 ASM_GLOBAL ASM_PFX(PageFaultHandlerHook)
23 ASM_PFX(PageFaultHandlerHook):
24 pushq %rax # save all volatile registers
32 call ASM_PFX(PageFaultHandler)
41 popq %rax # restore all volatile registers
46 jmpq *ASM_PFX(mOriginalHandler)
49 addq $0x08, %rsp # skip error code for PF