# HG changeset patch
# Parent  b3d5f0e9e258ed714edf90dab772ace96141da0f

diff -r b3d5f0e9e258 src/mem/ExternalMaster.py
--- a/src/mem/ExternalMaster.py	Wed Oct 19 06:20:04 2016 -0400
+++ b/src/mem/ExternalMaster.py	Wed Oct 26 17:51:32 2016 +0200
@@ -37,6 +37,7 @@
 #          Curtis Dunham
 
 from m5.params import *
+from m5.proxy import *
 from MemObject import MemObject
 
 class ExternalMaster(MemObject):
@@ -50,3 +51,5 @@
     port_data = Param.String('stub', 'A string to pass to the port'
         ' handler (in a format specific to the handler) to describe how'
         ' the port should be bound/bindable/discoverable')
+
+    system = Param.System(Parent.any, 'System this external port belongs to')
diff -r b3d5f0e9e258 src/mem/external_master.hh
--- a/src/mem/external_master.hh	Wed Oct 19 06:20:04 2016 -0400
+++ b/src/mem/external_master.hh	Wed Oct 26 17:51:32 2016 +0200
@@ -129,6 +129,8 @@
         Handler *handler);
 
     void init();
+
+    const MasterID masterId;
 };
 
 
diff -r b3d5f0e9e258 src/mem/external_master.cc
--- a/src/mem/external_master.cc	Wed Oct 19 06:20:04 2016 -0400
+++ b/src/mem/external_master.cc	Wed Oct 26 17:51:32 2016 +0200
@@ -43,6 +43,7 @@
 
 #include "debug/ExternalPort.hh"
 #include "mem/external_master.hh"
+#include "sim/system.hh"
 
 std::map<std::string, ExternalMaster::Handler *>
     ExternalMaster::portHandlers;
@@ -52,7 +53,8 @@
     externalPort(NULL),
     portName(params->name + ".port"),
     portType(params->port_type),
-    portData(params->port_data)
+    portData(params->port_data),
+    masterId(params->system->getMasterId(params->name))
 {}
 
 BaseMasterPort &