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diff --git a/src/mem/ruby/slicc_interface/Message.hh b/src/mem/ruby/slicc_interface/Message.hh
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+
+/*
+ * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * $Id$
+ */
+
+#ifndef MESSAGE_H
+#define MESSAGE_H
+
+#include "mem/ruby/common/Global.hh"
+#include "mem/gems_common/RefCnt.hh"
+#include "mem/gems_common/RefCountable.hh"
+#include "mem/ruby/eventqueue/RubyEventQueue.hh"
+
+class Message;
+typedef RefCnt<Message> MsgPtr;
+
+class Message : public RefCountable {
+public:
+  // Constructors
+  Message() : RefCountable() { m_time = g_eventQueue_ptr->getTime();  m_LastEnqueueTime = g_eventQueue_ptr->getTime(); m_DelayedCycles = 0;}
+
+  // Destructor
+  virtual ~Message() { }
+
+  // Public Methods
+  virtual Message* clone() const = 0;
+  virtual void destroy() = 0;
+  virtual void print(ostream& out) const = 0;
+
+  void setDelayedCycles(const int& cycles) { m_DelayedCycles = cycles; }
+  const int& getDelayedCycles() const {return m_DelayedCycles;}
+  int& getDelayedCycles() {return m_DelayedCycles;}
+  void setLastEnqueueTime(const Time& time) { m_LastEnqueueTime = time; }
+  const Time& getLastEnqueueTime() const {return m_LastEnqueueTime;}
+  Time& getLastEnqueueTime() {return m_LastEnqueueTime;}
+
+  const Time& getTime() const { return m_time; }
+  void setTime(const Time& new_time) { m_time = new_time; }
+private:
+  // Private Methods
+
+  // Data Members (m_ prefix)
+  Time m_time;
+  Time m_LastEnqueueTime; // my last enqueue time
+  int m_DelayedCycles; // my delayed cycles
+
+};
+
+// Output operator declaration
+ostream& operator<<(ostream& out, const Message& obj);
+
+// ******************* Definitions *******************
+
+// Output operator definition
+extern inline
+ostream& operator<<(ostream& out, const Message& obj)
+{
+  obj.print(out);
+  out << flush;
+  return out;
+}
+
+#endif //MESSAGE_H