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-rw-r--r--hw/acpi/ich9.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index c5d8646abc..e53dfe1ee3 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -483,13 +483,24 @@ void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm, Error **errp)
                              NULL);
 }
 
+void ich9_pm_device_pre_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
+                                Error **errp)
+{
+    ICH9LPCState *lpc = ICH9_LPC_DEVICE(hotplug_dev);
+
+    if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) &&
+        !lpc->pm.acpi_memory_hotplug.is_enabled)
+        error_setg(errp,
+                   "memory hotplug is not enabled: %s.memory-hotplug-support "
+                   "is not set", object_get_typename(OBJECT(lpc)));
+}
+
 void ich9_pm_device_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
                             Error **errp)
 {
     ICH9LPCState *lpc = ICH9_LPC_DEVICE(hotplug_dev);
 
-    if (lpc->pm.acpi_memory_hotplug.is_enabled &&
-        object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+    if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
         if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) {
             nvdimm_acpi_plug_cb(hotplug_dev, dev);
         } else {