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-rw-r--r--MdeModulePkg/Core/Dxe/Event/Timer.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/MdeModulePkg/Core/Dxe/Event/Timer.c b/MdeModulePkg/Core/Dxe/Event/Timer.c
index 3b17ae917..087e55e64 100644
--- a/MdeModulePkg/Core/Dxe/Event/Timer.c
+++ b/MdeModulePkg/Core/Dxe/Event/Timer.c
@@ -1,7 +1,7 @@
/** @file
Core Timer Services
-Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2013, 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
@@ -281,6 +281,9 @@ CoreSetTimer (
if (Type != TimerCancel) {
if (Type == TimerPeriodic) {
+ if (TriggerTime == 0) {
+ gTimer->GetTimerPeriod (gTimer, &TriggerTime);
+ }
Event->Timer.Period = TriggerTime;
}