diff -r d7b2b7524fe4 -r b928aace81fa src/python/m5/SimObject.py
--- a/src/python/m5/SimObject.py	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/m5/SimObject.py	Sun Jun 27 23:42:09 2010 -0700
@@ -764,6 +764,27 @@
                   % self.path()
         return self._ccObject
 
+    def iterChildren(self):
+        yield self
+        for child in self._children.itervalues():
+            for obj in child.iterChildren():
+                yield obj
+
+    def init(self):
+        self._ccObject.init()
+
+    def regStats(self):
+        self._ccObject.regStats()
+
+    def regFormulas(self):
+        self._ccObject.regFormulas()
+
+    def resetStats(self):
+        self._ccObject.resetStats()
+
+    def startup(self):
+        self._ccObject.startup()
+
     # Call C++ to create C++ object corresponding to this object and
     # (recursively) all its children
     def createCCObject(self):
diff -r d7b2b7524fe4 -r b928aace81fa src/python/m5/core.py
--- a/src/python/m5/core.py	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/m5/core.py	Sun Jun 27 23:42:09 2010 -0700
@@ -27,14 +27,6 @@
 # Authors: Nathan Binkert
 
 import internal
-from internal.core import initAll, regAllStats
 
 def setOutputDir(dir):
     internal.core.setOutputDir(dir)
-
-def initAll():
-    internal.core.initAll()
-
-def regAllStats():
-    internal.core.regAllStats()
-
diff -r d7b2b7524fe4 -r b928aace81fa src/python/m5/simulate.py
--- a/src/python/m5/simulate.py	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/m5/simulate.py	Sun Jun 27 23:42:09 2010 -0700
@@ -81,10 +81,11 @@
     root.connectPorts()
 
     # Do a second pass to finish initializing the sim objects
-    core.initAll()
+    for obj in root.iterChildren(): obj.init()
 
     # Do a third pass to initialize statistics
-    core.regAllStats()
+    for obj in root.iterChildren(): obj.regStats()
+    for obj in root.iterChildren(): obj.regFormulas()
 
     # We're done registering statistics.  Enable the stats package now.
     stats.enable()
@@ -108,7 +109,8 @@
     global need_resume, need_startup
 
     if need_startup:
-        internal.core.startupAll()
+        root = objects.Root.getInstance()
+        for obj in root.iterChildren(): obj.startup()
         need_startup = False
 
     for root in need_resume:
diff -r d7b2b7524fe4 -r b928aace81fa src/python/m5/stats.py
--- a/src/python/m5/stats.py	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/m5/stats.py	Sun Jun 27 23:42:09 2010 -0700
@@ -29,6 +29,7 @@
 import internal
 
 from internal.stats import StatEvent as event
+from objects import Root
 
 def initText(filename, desc=True):
     internal.stats.initText(filename, desc)
@@ -56,4 +57,8 @@
     internal.stats.dump()
 
 def reset():
+    # call reset stats on all SimObjects
+    root = Root.getInstance()
+    for obj in root.iterChildren(): obj.resetStats()
+    # call any other registered stats reset callbacks
     internal.stats.reset()
diff -r d7b2b7524fe4 -r b928aace81fa src/python/swig/core.i
--- a/src/python/swig/core.i	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/swig/core.i	Sun Jun 27 23:42:09 2010 -0700
@@ -78,10 +78,6 @@
 void serializeAll(const std::string &cpt_dir);
 void unserializeAll(const std::string &cpt_dir);
 
-void initAll();
-void regAllStats();
-void startupAll();
-
 bool want_warn, warn_verbose;
 bool want_info, info_verbose;
 bool want_hack, hack_verbose;
diff -r d7b2b7524fe4 -r b928aace81fa src/python/swig/pyobject.hh
--- a/src/python/swig/pyobject.hh	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/swig/pyobject.hh	Sun Jun 27 23:42:09 2010 -0700
@@ -45,17 +45,6 @@
 int connectPorts(SimObject *o1, const std::string &name1, int i1,
     SimObject *o2, const std::string &name2, int i2);
 
-inline void
-initAll()
-{
-    SimObject::initAll();
-}
-
-inline void
-regAllStats()
-{
-    SimObject::regAllStats();
-}
 
 inline void
 serializeAll(const std::string &cpt_dir)
@@ -68,9 +57,3 @@
 {
     Serializable::unserializeAll(cpt_dir);
 }
-
-inline void
-startupAll()
-{
-    SimObject::startupAll();
-}
diff -r d7b2b7524fe4 -r b928aace81fa src/python/swig/sim_object.i
--- a/src/python/swig/sim_object.i	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/python/swig/sim_object.i	Sun Jun 27 23:42:09 2010 -0700
@@ -50,6 +50,12 @@
       Drained
     };
 
+    void init();
+    void regStats();
+    void regFormulas();
+    void resetStats();
+    void startup();
+
     unsigned int drain(Event *drain_event);
     void resume();
     void switchOut();
diff -r d7b2b7524fe4 -r b928aace81fa src/sim/sim_object.hh
--- a/src/sim/sim_object.hh	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/sim/sim_object.hh	Sun Jun 27 23:42:09 2010 -0700
@@ -94,7 +94,6 @@
     // initialization pass of all objects.
     // Gets invoked after construction, before unserialize.
     virtual void init();
-    static void initAll();
 
     // register statistics for this object
     virtual void regStats();
@@ -104,13 +103,6 @@
     // final initialization before simulation
     // all state is unserialized so 
     virtual void startup();
-    static void startupAll();
-
-    // static: call reg_stats on all SimObjects
-    static void regAllStats();
-
-    // static: call resetStats on all SimObjects
-    static void resetAllStats();
 
     // static: call nameOut() & serialize() on all SimObjects
     static void serializeAll(std::ostream &);
diff -r d7b2b7524fe4 -r b928aace81fa src/sim/sim_object.cc
--- a/src/sim/sim_object.cc	Sun Jun 27 23:30:33 2010 -0700
+++ b/src/sim/sim_object.cc	Sun Jun 27 23:42:09 2010 -0700
@@ -97,76 +97,6 @@
 }
 
 //
-// static function:
-//   call regStats() on all SimObjects and then regFormulas() on all
-//   SimObjects.
-//
-struct SimObjectResetCB : public Callback
-{
-    virtual void process() { SimObject::resetAllStats(); }
-};
-
-namespace {
-    static SimObjectResetCB StatResetCB;
-}
-
-void
-SimObject::regAllStats()
-{
-    SimObjectList::iterator i;
-    SimObjectList::iterator end = simObjectList.end();
-
-    /**
-     * @todo change cprintfs to DPRINTFs
-     */
-    for (i = simObjectList.begin(); i != end; ++i) {
-#ifdef STAT_DEBUG
-        cprintf("registering stats for %s\n", (*i)->name());
-#endif
-        (*i)->regStats();
-    }
-
-    for (i = simObjectList.begin(); i != end; ++i) {
-#ifdef STAT_DEBUG
-        cprintf("registering formulas for %s\n", (*i)->name());
-#endif
-        (*i)->regFormulas();
-    }
-
-    Stats::registerResetCallback(&StatResetCB);
-}
-
-//
-// static function: call init() on all SimObjects.
-//
-void
-SimObject::initAll()
-{
-    SimObjectList::iterator i = simObjectList.begin();
-    SimObjectList::iterator end = simObjectList.end();
-
-    for (; i != end; ++i) {
-        SimObject *obj = *i;
-        obj->init();
-    }
-}
-
-//
-// static function: call resetStats() on all SimObjects.
-//
-void
-SimObject::resetAllStats()
-{
-    SimObjectList::iterator i = simObjectList.begin();
-    SimObjectList::iterator end = simObjectList.end();
-
-    for (; i != end; ++i) {
-        SimObject *obj = *i;
-        obj->resetStats();
-    }
-}
-
-//
 // static function: serialize all SimObjects.
 //
 void
@@ -201,18 +131,6 @@
 }
 
 
-void
-SimObject::startupAll()
-{
-    SimObjectList::iterator i = simObjectList.begin();
-    SimObjectList::iterator end = simObjectList.end();
-
-    while (i != end) {
-        (*i)->startup();
-        ++i;
-    }
-}
-
 
 #ifdef DEBUG
 //