1 files changed, 62 insertions, 2 deletions

diff --git a/src/sim/sim_object.cc b/src/sim/sim_object.cc
index 97e6de439..5752e4ef1 100644
--- a/src/sim/sim_object.cc
+++ b/src/sim/sim_object.cc
@@ -73,6 +73,7 @@ SimObject::SimObject(Params *p)
 
     doRecordEvent = !Stats::event_ignore.match(name());
     simObjectList.push_back(this);
+    state = Atomic;
 }
 
 //
@@ -88,6 +89,7 @@ SimObject::SimObject(const string &_name)
 
     doRecordEvent = !Stats::event_ignore.match(name());
     simObjectList.push_back(this);
+    state = Atomic;
 }
 
 void
@@ -219,6 +221,24 @@ SimObject::serializeAll(ostream &os)
    }
 }
 
+void
+SimObject::unserializeAll(Checkpoint *cp)
+{
+    SimObjectList::reverse_iterator ri = simObjectList.rbegin();
+    SimObjectList::reverse_iterator rend = simObjectList.rend();
+
+    for (; ri != rend; ++ri) {
+        SimObject *obj = *ri;
+        DPRINTFR(Config, "Unserializing '%s'\n",
+                 obj->name());
+        if(cp->sectionExists(obj->name()))
+            obj->unserialize(cp, obj->name());
+        else
+            warn("Not unserializing '%s': no section found in checkpoint.\n",
+                 obj->name());
+   }
+}
+
 #ifdef DEBUG
 //
 // static function: flag which objects should have the debugger break
@@ -251,10 +271,50 @@ SimObject::recordEvent(const std::string &stat)
         Stats::recordEvent(stat);
 }
 
+bool
+SimObject::quiesce(Event *quiesce_event)
+{
+    if (state != QuiescedAtomic && state != Atomic) {
+        panic("Must implement your own quiesce function if it is to be used "
+              "in timing mode!");
+    }
+    state = QuiescedAtomic;
+    return false;
+}
+
+void
+SimObject::resume()
+{
+    if (state == QuiescedAtomic) {
+        state = Atomic;
+    } else if (state == QuiescedTiming) {
+        state = Timing;
+    }
+}
+
+void
+SimObject::setMemoryMode(State new_mode)
+{
+    assert(new_mode == Timing || new_mode == Atomic);
+    if (state == QuiescedAtomic && new_mode == Timing) {
+        state = QuiescedTiming;
+    } else if (state == QuiescedTiming && new_mode == Atomic) {
+        state = QuiescedAtomic;
+    } else {
+        state = new_mode;
+    }
+}
+
+void
+SimObject::switchOut()
+{
+    panic("Unimplemented!");
+}
+
 void
-SimObject::drain(Serializer *serializer)
+SimObject::takeOverFrom(BaseCPU *cpu)
 {
-    serializer->signalDrained();
+    panic("Unimplemented!");
 }
 
 DEFINE_SIM_OBJECT_CLASS_NAME("SimObject", SimObject)