UefiCpuPkg/CpuMpPei: Load microcode on BSP and APs

Add DetectMicrocode() to load microcode on BSP and APs.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18002 6f19259b-4bc3-4df7-8a09-765794883524

UefiCpuPkg/CpuMpPei/CpuMpPei.c

@@ -119,9 +119,10 @@ ApCFunction (
     PeiCpuMpData->CpuData[NumApsExecuting].ApicId        = GetInitialApicId ();
     PeiCpuMpData->CpuData[NumApsExecuting].Health.Uint32 = (UINT32) BistData;
     //
-    // Sync BSP's Mtrr table to all wakeup APs
+    // Sync BSP's Mtrr table to all wakeup APs and load microcode on APs.
     //
     MtrrSetAllMtrrs (&PeiCpuMpData->MtrrTable);
+    MicrocodeDetect ();
   }
 
   //
@@ -288,7 +289,10 @@ CountProcessorNumber (
   IN PEI_CPU_MP_DATA            *PeiCpuMpData
   )
 {
-
+  //
+  // Load Microcode on BSP
+  //
+  MicrocodeDetect ();
   //
   // Store BSP's MTRR setting
   //