DebugAgentTimerLib cleanup

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10372 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 13 insertions, 5 deletions

diff --git a/Omap35xxPkg/Library/DebugAgentTimerLib/DebugAgentTimerLib.c b/Omap35xxPkg/Library/DebugAgentTimerLib/DebugAgentTimerLib.c
index 72b860361b..1abdb63c7c 100755
--- a/Omap35xxPkg/Library/DebugAgentTimerLib/DebugAgentTimerLib.c
+++ b/Omap35xxPkg/Library/DebugAgentTimerLib/DebugAgentTimerLib.c
@@ -77,19 +77,27 @@ DebugAgentTimerIntialize (
   )

 {

   UINT32      TimerBaseAddress;

+  UINT32      TimerNumber;

 

-

-  gVector = InterruptVectorForTimer (PcdGet32(PcdOmap35xxDebugAgentTimer));
+  TimerNumber = PcdGet32(PcdOmap35xxDebugAgentTimer);

+  gVector = InterruptVectorForTimer (TimerNumber);
 

   // Set up the timer registers
-  TimerBaseAddress = TimerBase (PcdGet32(PcdOmap35xxDebugAgentTimer));
+  TimerBaseAddress = TimerBase (TimerNumber);
   gTISR = TimerBaseAddress + GPTIMER_TISR;
   gTCLR = TimerBaseAddress + GPTIMER_TCLR;
   gTLDR = TimerBaseAddress + GPTIMER_TLDR;
   gTCRR = TimerBaseAddress + GPTIMER_TCRR;
   gTIER = TimerBaseAddress + GPTIMER_TIER;
 

-  DisableInterruptSource ();

+  if ((TimerNumber < 2) || (TimerNumber > 9)) {

+    // This code assumes one the General Purpose timers is used

+    // GPT2 - GPT9

+    CpuDeadLoop ();

+  }

+  // Set source clock for GPT2 - GPT9 to SYS_CLK

+  MmioOr32 (CM_CLKSEL_PER, 1 << (TimerNumber - 2)); 

+

 }

   

   

@@ -154,5 +162,5 @@ DebugAgentTimerEndOfInterrupt (
   ArmDataSyncronizationBarrier ();

 

 }

-  

+

   
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