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authorrsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524>2011-09-28 09:00:06 +0000
committerrsun3 <rsun3@6f19259b-4bc3-4df7-8a09-765794883524>2011-09-28 09:00:06 +0000
commit743ee63f93bf9aa2e25909f759ca698a01df3019 (patch)
tree9e95d6ada0b1c4971cfd587983250cf1a6b48f17 /EdkCompatibilityPkg/Compatibility
parenta93e23f9ed7caafd683e0adaa40562c9449b0f3c (diff)
downloadedk2-platforms-743ee63f93bf9aa2e25909f759ca698a01df3019.tar.xz
EdkCompatibilityPkg SmmBaseHelper: Fix PageFaultHandlerHook assembly code to use AL register for return value from PageFaultHandler().
Signed-off-by: rsun3 Reviewed-by: vanjeff git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12466 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'EdkCompatibilityPkg/Compatibility')
-rw-r--r--EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.S4
-rw-r--r--EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.asm4
2 files changed, 4 insertions, 4 deletions
diff --git a/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.S b/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.S
index ae26a4b30a..d14b9114d8 100644
--- a/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.S
+++ b/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.S
@@ -1,6 +1,6 @@
#------------------------------------------------------------------------------
#
-# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
# 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
@@ -31,7 +31,7 @@ ASM_PFX(PageFaultHandlerHook):
addq $-0x20, %rsp
call ASM_PFX(PageFaultHandler)
addq $0x20, %rsp
- test %rax, %rax
+ testb %al, %al
popq %r11
popq %r10
popq %r9
diff --git a/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.asm b/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.asm
index 2bc6abdd2e..d1c7bf972d 100644
--- a/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.asm
+++ b/EdkCompatibilityPkg/Compatibility/SmmBaseHelper/X64/PageFaultHandler.asm
@@ -1,6 +1,6 @@
;------------------------------------------------------------------------------
;
-; Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
+; Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
; 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
@@ -35,7 +35,7 @@ PageFaultHandlerHook PROC
add rsp, -20h
call PageFaultHandler
add rsp, 20h
- test rax, rax
+ test al, al
pop r11
pop r10
pop r9