1 files changed, 8 insertions, 0 deletions
diff --git a/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c b/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
index aaf342e0ba..56a5e1a170 100644
--- a/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
@@ -428,6 +428,10 @@ InitializeDebugAgent (
     //
     InternalConstructorWorker ();
     //
+    // Enable Debug Timer interrupt
+    //
+    SaveAndSetDebugTimerInterrupt (TRUE);
+    //
     // Enable interrupt to receive Debug Timer interrupt
     //
     EnableInterrupts ();
@@ -482,6 +486,10 @@ InitializeDebugAgent (
     //
     SetupDebugAgentEnvironment (Mailbox);
     //
+    // Enable Debug Timer interrupt
+    //
+    SaveAndSetDebugTimerInterrupt (TRUE);
+    //
     // Enable interrupt to receive Debug Timer interrupt
     //
     EnableInterrupts ();