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-rw-r--r--SourceLevelDebugPkg/Library/DebugAgent/DebugAgentCommon/DebugTimer.c1
-rw-r--r--SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c1
-rw-r--r--SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c1
3 files changed, 3 insertions, 0 deletions
diff --git a/SourceLevelDebugPkg/Library/DebugAgent/DebugAgentCommon/DebugTimer.c b/SourceLevelDebugPkg/Library/DebugAgent/DebugAgentCommon/DebugTimer.c
index e287c4cbbe..d01d1ae484 100644
--- a/SourceLevelDebugPkg/Library/DebugAgent/DebugAgentCommon/DebugTimer.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/DebugAgentCommon/DebugTimer.c
@@ -32,6 +32,7 @@ InitializeDebugTimer (
UINT32 InitialCount;
UINT32 ApicTimerFrequency;
+ InitializeLocalApicSoftwareEnable (TRUE);
GetApicTimerState (&ApicTimerDivisor, NULL, NULL);
ApicTimerFrequency = PcdGet32(PcdFSBClock) / (UINT32)ApicTimerDivisor;
//
diff --git a/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c b/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
index 35fb5e6450..a63932c6a7 100644
--- a/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/DxeDebugAgent/DxeDebugAgentLib.c
@@ -372,6 +372,7 @@ InitializeDebugAgent (
//
// Check if CPU APIC Timer is working, otherwise initialize it.
//
+ InitializeLocalApicSoftwareEnable (TRUE);
GetApicTimerState (NULL, &PeriodicMode, NULL);
TimerCycle = GetApicTimerInitCount ();
if (!PeriodicMode || TimerCycle == 0) {
diff --git a/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c b/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c
index 3a759f900d..32b1ae6c8f 100644
--- a/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c
+++ b/SourceLevelDebugPkg/Library/DebugAgent/SmmDebugAgent/SmmDebugAgentLib.c
@@ -280,6 +280,7 @@ InitializeDebugAgent (
//
// Check if CPU APIC Timer is working, otherwise initialize it.
//
+ InitializeLocalApicSoftwareEnable (TRUE);
GetApicTimerState (NULL, &PeriodicMode, NULL);
TimerCycle = GetApicTimerInitCount ();
if (!PeriodicMode || TimerCycle == 0) {