diff --git a/BaseTools/Source/Python/Eot/Eot.py b/BaseTools/Source/Python/Eot/Eot.py
index 15de822d69..fcde8fd3e2 100644
--- a/BaseTools/Source/Python/Eot/Eot.py
+++ b/BaseTools/Source/Python/Eot/Eot.py
@@ -302,9 +302,6 @@ class Eot(object):
         EotGlobalData.gINF_FILES = mFileList
         EotGlobalData.gOP_INF.close()
 
-        EotGlobalData.gDEC_FILES = mDecFileList
-
-
     ## GenerateReport() method
     #
     #  Generate final HTML report
@@ -393,8 +390,6 @@ class Eot(object):
         SqlCommand = """select DISTINCT GuidValue, ItemType from Report where ModuleID = -2 and ItemMode = 'Produced'"""
         RecordSet = EotGlobalData.gDb.TblReport.Exec(SqlCommand)
         for Record in RecordSet:
-            if Record[1] == 'Ppi':
-                EotGlobalData.gPpiList[Record[0].lower()] = -2
             if Record[1] == 'Protocol':
                 EotGlobalData.gProtocolList[Record[0].lower()] = -2
 
diff --git a/BaseTools/Source/Python/Eot/EotGlobalData.py b/BaseTools/Source/Python/Eot/EotGlobalData.py
index da224a7ee3..a9f51189c1 100644
--- a/BaseTools/Source/Python/Eot/EotGlobalData.py
+++ b/BaseTools/Source/Python/Eot/EotGlobalData.py
@@ -36,11 +36,6 @@ gMACRO['EDK_SOURCE'] = gEDK_SOURCE
 gMACRO['SHELL_INF'] = gSHELL_INF
 gMACRO['CAPSULE_INF'] = ''
 
-gNOT_FOUND_FILES = []
-gSOURCE_FILES = []
-gINF_FILES = {}
-gDEC_FILES = []
-
 # Log file for unmatched variables
 gUN_MATCHED_LOG = 'Log_UnMatched.log'
 gOP_UN_MATCHED = open(gUN_MATCHED_LOG, 'w+')
@@ -61,10 +56,6 @@ gOP_UN_MATCHED_IN_LIBRARY_CALLING = open(gUN_MATCHED_IN_LIBRARY_CALLING_LOG, 'w+
 gDISPATCH_ORDER_LOG = 'Log_DispatchOrder.log'
 gOP_DISPATCH_ORDER = open(gDISPATCH_ORDER_LOG, 'w+')
 
-# Log file for source files not found
-gUN_FOUND_FILES = 'Log_UnFoundSourceFiles.log'
-gOP_UN_FOUND_FILES = open(gUN_FOUND_FILES, 'w+')
-
 # Log file for found source files
 gSOURCE_FILES = 'Log_SourceFiles.log'
 gOP_SOURCE_FILES = open(gSOURCE_FILES, 'w+')
@@ -72,9 +63,6 @@ gOP_SOURCE_FILES = open(gSOURCE_FILES, 'w+')
 # Dict for GUID found in DEC files
 gGuidDict = dict()
 
-# Dict for PPI
-gPpiList = {}
-
 # Dict for PROTOCOL
 gProtocolList = {}