2 files changed, 3 insertions, 3 deletions
diff --git a/sim/system.cc b/sim/system.cc
index 76c895a88..af4a4c151 100644
--- a/sim/system.cc
+++ b/sim/system.cc
@@ -38,7 +38,7 @@ vector<System *> System::systemList;
 int System::numSystemsRunning = 0;
 
 System::System(const std::string _name,
-               const int _init_param,
+               const uint64_t _init_param,
                MemoryController *_memCtrl,
                PhysicalMemory *_physmem)
     : SimObject(_name),
diff --git a/sim/system.hh b/sim/system.hh
index 1c4440b9a..081aa3eb7 100644
--- a/sim/system.hh
+++ b/sim/system.hh
@@ -46,7 +46,7 @@ class ExecContext;
 class System : public SimObject
 {
   public:
-    const int init_param;
+    const uint64_t init_param;
     MemoryController *memCtrl;
     PhysicalMemory *physmem;
 
@@ -58,7 +58,7 @@ class System : public SimObject
     virtual void replaceExecContext(int xcIndex, ExecContext *xc);
 
   public:
-    System(const std::string _name, const int _init_param,
+    System(const std::string _name, const uint64_t _init_param,
            MemoryController *, PhysicalMemory *);
     ~System();