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+/*
+ * Copyright (c) 2006 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.
+ *
+ * Authors: Nathan Binkert
+ */
+
+%module sim_object
+
+%{
+#include "python/swig/pyobject.hh"
+%}
+
+// import these files for SWIG to wrap
+%include "stdint.i"
+%include "std_string.i"
+%include "sim/host.hh"
+
+class BaseCPU;
+
+class SimObject {
+  public:
+    enum State {
+      Running,
+      Draining,
+      Drained
+    };
+
+    enum MemoryMode {
+      Invalid,
+      Atomic,
+      Timing
+    };
+
+    unsigned int drain(Event *drain_event);
+    void resume();
+    void switchOut();
+    void takeOverFrom(BaseCPU *cpu);
+    SimObject(const std::string &_name);
+};
+
+class System {
+    private:
+      System();
+    public:
+      void setMemoryMode(SimObject::MemoryMode mode);
+};
+
+SimObject *createSimObject(const std::string &name);
+
+int connectPorts(SimObject *o1, const std::string &name1, int i1,
+                 SimObject *o2, const std::string &name2, int i2);
+
+BaseCPU *convertToBaseCPUPtr(SimObject *obj);
+System *convertToSystemPtr(SimObject *obj);
+
+void serializeAll(const std::string &cpt_dir);
+void unserializeAll(const std::string &cpt_dir);
+
+void initAll();
+void regAllStats();
+
+%wrapper %{
+// fix up module name to reflect the fact that it's inside the m5 package
+#undef SWIG_name
+#define SWIG_name "m5.internal._sim_object"
+
+// Convert a pointer to the Python object that SWIG wraps around a
+// C++ SimObject pointer back to the actual C++ pointer.
+SimObject *
+convertSwigSimObjectPtr(PyObject *pyObj)
+{
+    SimObject *so;
+    if (SWIG_ConvertPtr(pyObj, (void **) &so, SWIGTYPE_p_SimObject, 0) == -1)
+        return NULL;
+    return so;
+}
+%}