diff --git a/hw/pci-host/i440fx.c b/hw/pci-host/i440fx.c
index 0b76fe71af..e84fcd50b6 100644
--- a/hw/pci-host/i440fx.c
+++ b/hw/pci-host/i440fx.c
@@ -65,6 +65,15 @@ struct I440FXState {
  */
 #define I440FX_COREBOOT_RAM_SIZE 0x57
 
+static void i440fx_realize(PCIDevice *dev, Error **errp)
+{
+    dev->config[I440FX_SMRAM] = 0x02;
+
+    if (object_property_get_bool(qdev_get_machine(), "iommu", NULL)) {
+        warn_report("i440fx doesn't support emulated iommu");
+    }
+}
+
 static void i440fx_update_memory_mappings(PCII440FXState *d)
 {
     int i;
@@ -229,15 +238,6 @@ static void i440fx_pcihost_realize(DeviceState *dev, Error **errp)
     memory_region_add_coalescing(&phb->conf_mem, 0, 4);
 }
 
-static void i440fx_realize(PCIDevice *dev, Error **errp)
-{
-    dev->config[I440FX_SMRAM] = 0x02;
-
-    if (object_property_get_bool(qdev_get_machine(), "iommu", NULL)) {
-        warn_report("i440fx doesn't support emulated iommu");
-    }
-}
-
 PCIBus *i440fx_init(const char *pci_type,
                     DeviceState *dev,
                     MemoryRegion *address_space_mem,