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diff --git a/cpu/trace/reader/m5_reader.hh b/cpu/trace/reader/m5_reader.hh
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+/*
+ * Copyright (c) 2003-2004 The Regents of The University of Michigan
+ * 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.
+ */
+
+/**
+ * @file
+ * Definition of a memory trace reader for a M5 memory trace.
+ */
+
+#ifndef __M5_READER_HH__
+#define __M5_READER_HH__
+
+#include <fstream>
+
+#include "cpu/trace/reader/mem_trace_reader.hh"
+
+/**
+ * A memory trace reader for an M5 memory trace. @sa M5Writer.
+ */
+class M5Reader : public MemTraceReader
+{
+    /** The traceFile. */
+    std::ifstream traceFile;
+
+    std::string fn;
+
+  public:
+    /**
+     * Construct an M5 memory trace reader.
+     */
+    M5Reader(const std::string &name, const std::string &filename);
+
+
+    /**
+     * Read the next request from the trace. Returns the request in the
+     * provided MemReqPtr and the cycle of the request in the return value.
+     * @param req Return the next request from the trace.
+     * @return The cycle the reference was started.
+     */
+    virtual Tick getNextReq(MemReqPtr &req);
+};
+
+#endif // __M5_READER_HH__