diff --git a/devices/src/lib.rs b/devices/src/lib.rs
index e377a2d95..4c0a2df0f 100644
--- a/devices/src/lib.rs
+++ b/devices/src/lib.rs
@@ -75,4 +75,5 @@ pub trait Interrupt: Send + Sync {
 pub enum HotPlugNotificationType {
     NoDevicesChanged,
     CPUDevicesChanged,
+    MemoryDevicesChanged,
 }
diff --git a/vmm/src/device_manager.rs b/vmm/src/device_manager.rs
index d83d5eb3a..7235b278b 100644
--- a/vmm/src/device_manager.rs
+++ b/vmm/src/device_manager.rs
@@ -1674,6 +1674,10 @@ fn create_ged_device(ged_irq: u32) -> Vec<u8> {
                         &aml::Equal::new(&aml::Local(0), &aml::ONE),
                         vec![&aml::MethodCall::new("\\_SB_.CPUS.CSCN".into(), vec![])],
                     ),
+                    &aml::If::new(
+                        &aml::Equal::new(&aml::Local(0), &2usize),
+                        vec![&aml::MethodCall::new("\\_SB_.MHPC.MSCN".into(), vec![])],
+                    ),
                 ],
             ),
         ],