diff --git a/configs/common/FSConfig.py b/configs/common/FSConfig.py
index 8b8fb4e649..a7ba815268 100644
--- a/configs/common/FSConfig.py
+++ b/configs/common/FSConfig.py
@@ -445,6 +445,8 @@ def connectX86RubySystem(x86_sys):
 def makeX86System(mem_mode, numCPUs=1, mdesc=None, workload=None, Ruby=False):
     self = System()
 
+    self.m5ops_base = 0xffff0000
+
     if workload is None:
         workload = X86FsWorkload()
     self.workload = workload
diff --git a/configs/example/apu_se.py b/configs/example/apu_se.py
index 882d181062..532fb981f2 100644
--- a/configs/example/apu_se.py
+++ b/configs/example/apu_se.py
@@ -544,6 +544,7 @@ if fast_forward:
     have_kvm_support = 'BaseKvmCPU' in globals()
     if have_kvm_support and buildEnv['TARGET_ISA'] == "x86":
         system.vm = KvmVM()
+        system.m5ops_base = 0xffff0000
         for i in range(len(host_cpu.workload)):
             host_cpu.workload[i].useArchPT = True
             host_cpu.workload[i].kvmInSE = True
diff --git a/configs/example/se.py b/configs/example/se.py
index a3b5cb9f30..3a8203da2e 100644
--- a/configs/example/se.py
+++ b/configs/example/se.py
@@ -200,6 +200,7 @@ for cpu in system.cpu:
 if ObjectList.is_kvm_cpu(CPUClass) or ObjectList.is_kvm_cpu(FutureClass):
     if buildEnv['TARGET_ISA'] == 'x86':
         system.kvm_vm = KvmVM()
+        system.m5ops_base = 0xffff0000
         for process in multiprocesses:
             process.useArchPT = True
             process.kvmInSE = True
diff --git a/src/python/gem5/components/boards/x86_board.py b/src/python/gem5/components/boards/x86_board.py
index 6f53001eac..f777392390 100644
--- a/src/python/gem5/components/boards/x86_board.py
+++ b/src/python/gem5/components/boards/x86_board.py
@@ -99,6 +99,8 @@ class X86Board(AbstractBoard, KernelDiskWorkload):
         # Set up all of the I/O.
         self._setup_io_devices()
 
+        self.m5ops_base = 0xffff0000
+
     def _setup_io_devices(self):
         """ Sets up the x86 IO devices.
 
diff --git a/src/sim/System.py b/src/sim/System.py
index 596e25cc70..c5b7a8208b 100644
--- a/src/sim/System.py
+++ b/src/sim/System.py
@@ -124,10 +124,8 @@ class System(SimObject):
 
     # SE mode doesn't use the ISA System subclasses, and so we need to set an
     # ISA specific value in this class directly.
-    m5ops_base = Param.Addr(
-        0xffff0000 if buildEnv['TARGET_ISA'] == 'x86' else 0,
-        "Base of the 64KiB PA range used for memory-mapped m5ops. Set to 0 "
-        "to disable.")
+    m5ops_base = Param.Addr(0, "Base of the 64KiB PA range used for "
+       "memory-mapped m5ops. Set to 0 to disable.")
 
     if buildEnv['USE_KVM']:
         kvm_vm = Param.KvmVM(NULL, 'KVM VM (i.e., shared memory domain)')