# Node ID 7aa1f642586a6936a9ca5bee813d82ff28017f2a
# Parent  79490c8b6bc45d652a1a97081cbb8100e633426d
diff --git a/src/mem/protocol/RubySlicc_Exports.sm b/src/mem/protocol/RubySlicc_Exports.sm
--- a/src/mem/protocol/RubySlicc_Exports.sm
+++ b/src/mem/protocol/RubySlicc_Exports.sm
@@ -314,7 +314,7 @@
   DataBlock DataBlk,         desc="Data";
   int Len,                   desc="size in bytes of access";
   PrefetchBit Prefetch,      desc="Is this a prefetch request";
-  MessageSizeType MessageSize;
+  MessageSizeType MessageSize, default="MessageSizeType_Request_Control";
 
   bool functionalRead(Packet *pkt) {
     return testAndRead(PhysicalAddress, DataBlk, pkt);