# Node ID 57b008eb65c34bb77c94d972cf36799940a5db13
# Parent  497b036b96a4bca961d82e284632409dcdd9fc1b
diff --git a/src/mem/ruby/system/RubyPort.hh b/src/mem/ruby/system/RubyPort.hh
--- a/src/mem/ruby/system/RubyPort.hh
+++ b/src/mem/ruby/system/RubyPort.hh
@@ -88,8 +88,15 @@
       protected:
         bool recvTimingReq(PacketPtr pkt);
 
-        Tick recvAtomic(PacketPtr pkt)
-        { panic("RubyPort::MemSlavePort::recvAtomic() not implemented!\n"); }
+        Tick
+        recvAtomic(PacketPtr pkt)
+        {
+            warn_once("Attempting atomic access with MemSlavePort.  Atomic "
+                      "acceses are not supported in Ruby.  Converting atomic "
+                      "acceses to functional.\n");
+            recvFunctional(pkt);
+            return 0;
+        }
 
         void recvFunctional(PacketPtr pkt);