diff -r e6fc84b08039 -r 89da8b573c48 src/cpu/testers/traffic_gen/generators.cc
--- a/src/cpu/testers/traffic_gen/generators.cc	Fri Nov 18 14:52:36 2016 +0000
+++ b/src/cpu/testers/traffic_gen/generators.cc	Fri Nov 18 14:53:08 2016 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2013 ARM Limited
+ * Copyright (c) 2012-2013, 2016 ARM Limited
  * All rights reserved
  *
  * The license below extends only to copyright in the software and shall
@@ -40,6 +40,8 @@
  *          Neha Agarwal
  */
 
+#include <algorithm>
+
 #include "base/random.hh"
 #include "base/trace.hh"
 #include "cpu/testers/traffic_gen/generators.hh"
@@ -68,7 +70,7 @@
     pkt->dataDynamic(pkt_data);
 
     if (cmd.isWrite()) {
-        memset(pkt_data, 0xA, req->getSize());
+        std::fill_n(pkt_data, req->getSize(), (uint8_t)masterID);
     }
 
     return pkt;