1 files changed, 19 insertions, 1 deletions
diff --git a/src/mem/port.cc b/src/mem/port.cc
index 001576fe3..933e98243 100644
--- a/src/mem/port.cc
+++ b/src/mem/port.cc
@@ -144,6 +144,13 @@ MasterPort::sendAtomic(PacketPtr pkt)
     return _slavePort->recvAtomic(pkt);
 }
 
+Tick
+MasterPort::sendAtomicBackdoor(PacketPtr pkt, MemBackdoorPtr &backdoor)
+{
+    assert(pkt->isRequest());
+    return _slavePort->recvAtomicBackdoor(pkt, backdoor);
+}
+
 void
 MasterPort::sendFunctional(PacketPtr pkt)
 {
@@ -195,7 +202,8 @@ MasterPort::printAddr(Addr a)
  * Slave port
  */
 SlavePort::SlavePort(const std::string& name, MemObject* _owner, PortID id)
-    : BaseSlavePort(name, id), _masterPort(NULL), owner(*_owner)
+    : BaseSlavePort(name, id), _masterPort(NULL), defaultBackdoorWarned(false),
+    owner(*_owner)
 {
 }
 
@@ -220,6 +228,16 @@ SlavePort::slaveBind(MasterPort& master_port)
 }
 
 Tick
+SlavePort::recvAtomicBackdoor(PacketPtr pkt, MemBackdoorPtr &backdoor)
+{
+    if (!defaultBackdoorWarned) {
+        warn("Port %s doesn't support requesting a back door.", name());
+        defaultBackdoorWarned = true;
+    }
+    return recvAtomic(pkt);
+}
+
+Tick
 SlavePort::sendAtomicSnoop(PacketPtr pkt)
 {
     assert(pkt->isRequest());