2 files changed, 15 insertions, 7 deletions
diff --git a/BaseTools/Source/Python/AutoGen/AutoGen.py b/BaseTools/Source/Python/AutoGen/AutoGen.py
index 12e53010a5..d646cd50ce 100644
--- a/BaseTools/Source/Python/AutoGen/AutoGen.py
+++ b/BaseTools/Source/Python/AutoGen/AutoGen.py
@@ -1570,6 +1570,12 @@ class PlatformAutoGen(AutoGen):
                 self.FixVpdOffset(VpdFile)
 
                 self.FixVpdOffset(self.UpdateNVStoreMaxSize(VpdFile))
+                PcdNvStoreDfBuffer = [item for item in self._DynamicPcdList if item.TokenCName == "PcdNvStoreDefaultValueBuffer" and item.TokenSpaceGuidCName == "gEfiMdeModulePkgTokenSpaceGuid"]
+                if PcdNvStoreDfBuffer:
+                    PcdName,PcdGuid = PcdNvStoreDfBuffer[0].TokenCName, PcdNvStoreDfBuffer[0].TokenSpaceGuidCName
+                    if (PcdName,PcdGuid) in VpdSkuMap:
+                        DefaultSku = PcdNvStoreDfBuffer[0].SkuInfoList.get(TAB_DEFAULT)
+                        VpdSkuMap[(PcdName,PcdGuid)] = {DefaultSku.DefaultValue:[DefaultSku]}
 
                 # Process VPD map file generated by third party BPDG tool
                 if NeedProcessVpdMapFile:
@@ -1887,15 +1893,17 @@ class PlatformAutoGen(AutoGen):
         return {(Pcd.TokenCName, Pcd.TokenSpaceGuidCName):Pcd for Pcd in self.NonDynamicPcdList}
 
     ## Get list of non-dynamic PCDs
-    @cached_property
+    @property
     def NonDynamicPcdList(self):
-        self.CollectPlatformDynamicPcds()
+        if not self._NonDynamicPcdList:
+            self.CollectPlatformDynamicPcds()
         return self._NonDynamicPcdList
 
     ## Get list of dynamic PCDs
-    @cached_property
+    @property
     def DynamicPcdList(self):
-        self.CollectPlatformDynamicPcds()
+        if not self._DynamicPcdList:
+            self.CollectPlatformDynamicPcds()
         return self._DynamicPcdList
 
     ## Generate Token Number for all PCD
diff --git a/BaseTools/Source/Python/Common/VpdInfoFile.py b/BaseTools/Source/Python/Common/VpdInfoFile.py
index 3be0670e36..cebc1f7187 100644
--- a/BaseTools/Source/Python/Common/VpdInfoFile.py
+++ b/BaseTools/Source/Python/Common/VpdInfoFile.py
@@ -177,8 +177,8 @@ class VpdInfoFile:
             Found = False
 
             if (TokenSpaceName, PcdTokenName) not in self._VpdInfo:
-                self._VpdInfo[(TokenSpaceName, PcdTokenName)] = []
-            self._VpdInfo[(TokenSpaceName, PcdTokenName)].append((SkuId, Offset, Value))
+                self._VpdInfo[(TokenSpaceName, PcdTokenName)] = {}
+            self._VpdInfo[(TokenSpaceName, PcdTokenName)][(SkuId, Offset)] = Value
             for VpdObject in self._VpdArray:
                 VpdObjectTokenCName = VpdObject.TokenCName
                 for PcdItem in GlobalData.MixedPcd:
@@ -219,7 +219,7 @@ class VpdInfoFile:
         return self._VpdArray[vpd]
     def GetVpdInfo(self, arg):
         (PcdTokenName, TokenSpaceName) = arg
-        return self._VpdInfo.get((TokenSpaceName, PcdTokenName))
+        return [(sku,offset,value) for (sku,offset),value in self._VpdInfo.get((TokenSpaceName, PcdTokenName)).items()]
 
 ## Call external BPDG tool to process VPD file
 #