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diff --git a/src/mem/ruby/system/RubyPortProxy.hh b/src/mem/ruby/system/RubyPortProxy.hh
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+/*
+ * Copyright (c) 2011 ARM Limited
+ * All rights reserved
+ *
+ * The license below extends only to copyright in the software and shall
+ * not be construed as granting a license to any other intellectual
+ * property including but not limited to intellectual property relating
+ * to a hardware implementation of the functionality of the software
+ * licensed hereunder.  You may use the software subject to the license
+ * terms below provided that you ensure that this notice is replicated
+ * unmodified and in its entirety in all distributions of the software,
+ * modified or unmodified, in source code or in binary form.
+ *
+ * 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.
+ *
+ * Authors: Andreas Hansson
+ */
+
+/**
+ * @file
+ * RobyPortProxy for connecting system port to Ruby
+ *
+ * A trivial wrapper that allows the system port to connect to Ruby
+ * and use nothing but functional accesses.
+ */
+
+#ifndef __MEM_RUBY_SYSTEM_RUBYPORTPROXY_HH__
+#define __MEM_RUBY_SYSTEM_RUBYPORTPROXY_HH__
+
+#include "mem/ruby/system/RubyPort.hh"
+#include "params/RubyPortProxy.hh"
+
+class RubyPortProxy : public RubyPort
+{
+
+  public:
+
+    /**
+     * Create a new RubyPortProxy.
+     *
+     * @param p Parameters inherited from the RubyPort
+     */
+    RubyPortProxy(const RubyPortProxyParams* p);
+
+    /**
+     * Destruct a RubyPortProxy.
+     */
+    virtual ~RubyPortProxy();
+
+    /**
+     * Initialise a RubyPortProxy by doing nothing and avoid
+     * involving the super class.
+     */
+    void init();
+
+    /**
+     * Pure virtual member in the super class that we are forced to
+     * implement even if it is never used (since there are only
+     * functional accesses).
+     *
+     * @param pkt The packet to serve to Ruby
+     * @returns always a NULL status
+     */
+    RequestStatus makeRequest(PacketPtr pkt);
+
+    /**
+     * Pure virtual member in the super class that we are forced to
+     * implement even if it is never used (since there are only
+     * functional accesses).
+     *
+     * @returns always 0
+     */
+    int outstandingCount() const { return 0; }
+
+    /**
+     * Pure virtual member in the super class that we are forced to
+     * implement even if it is never used (since there are only
+     * functional accesses).
+     *
+     * @returns always false
+     */
+    bool isDeadlockEventScheduled() const { return false; }
+
+    /**
+     * Pure virtual member in the super class that we are forced to
+     * implement even if it is never used (since there are only
+     * functional accesses).
+     */
+    void descheduleDeadlockEvent() { }
+
+};
+
+#endif // __MEM_RUBY_SYSTEM_RUBYPORTPROXY_HH__