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diff --git a/src/mem/ruby/profiler/MemCntrlProfiler.hh b/src/mem/ruby/profiler/MemCntrlProfiler.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.
+ */
+
+/*
+ * MemCntrlProfiler.hh
+ *
+ * Description:
+ *
+ * $Id$
+ *
+ */
+
+#ifndef MEM_CNTRL_PROFILER_H
+#define MEM_CNTRL_PROFILER_H
+
+#include "mem/gems_common/Vector.hh"
+#include "mem/ruby/common/Global.hh"
+
+template <class TYPE> class Vector;
+
+class MemCntrlProfiler {
+public:
+  // Constructors
+  MemCntrlProfiler(const string& description,
+                   int banks_per_rank,
+                   int ranks_per_dimm,
+                   int dimms_per_channel);
+
+  // Destructor
+  ~MemCntrlProfiler();
+
+  // Public Methods
+  void printStats(ostream& out) const;
+  void clearStats();
+
+  void profileMemReq(int bank);
+  void profileMemBankBusy();
+  void profileMemBusBusy();
+  void profileMemTfawBusy();
+  void profileMemReadWriteBusy();
+  void profileMemDataBusBusy();
+  void profileMemRefresh();
+  void profileMemRead();
+  void profileMemWrite();
+  void profileMemWaitCycles(int cycles);
+  void profileMemInputQ(int cycles);
+  void profileMemBankQ(int cycles);
+  void profileMemArbWait(int cycles);
+  void profileMemRandBusy();
+  void profileMemNotOld();
+
+  void print(ostream& out) const;
+private:
+  // Private Methods
+
+  // Private copy constructor and assignment operator
+  MemCntrlProfiler(const MemCntrlProfiler& obj);
+  MemCntrlProfiler& operator=(const MemCntrlProfiler& obj);
+
+  // Data Members (m_ prefix)
+  string m_description;
+  uint64 m_memReq;
+  uint64 m_memBankBusy;
+  uint64 m_memBusBusy;
+  uint64 m_memTfawBusy;
+  uint64 m_memReadWriteBusy;
+  uint64 m_memDataBusBusy;
+  uint64 m_memRefresh;
+  uint64 m_memRead;
+  uint64 m_memWrite;
+  uint64 m_memWaitCycles;
+  uint64 m_memInputQ;
+  uint64 m_memBankQ;
+  uint64 m_memArbWait;
+  uint64 m_memRandBusy;
+  uint64 m_memNotOld;
+  Vector<uint64> m_memBankCount;
+  int m_banks_per_rank;
+  int m_ranks_per_dimm;
+  int m_dimms_per_channel;
+};
+
+// Output operator declaration
+ostream& operator<<(ostream& out, const MemCntrlProfiler& obj);
+
+// ******************* Definitions *******************
+
+// Output operator definition
+extern inline
+ostream& operator<<(ostream& out, const MemCntrlProfiler& obj)
+{
+  obj.print(out);
+  out << flush;
+  return out;
+}
+
+#endif //MEM_CNTRL_PROFILER_H