diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 1e90b9ff0d..c887b27009 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -221,8 +221,7 @@ static void pc_init1(MachineState *machine,
     if (pcmc->pci_enabled) {
         PIIX3State *piix3;
         PCIDevice *pci_dev;
-        const char *type = xen_enabled() ? TYPE_PIIX3_XEN_DEVICE
-                                         : TYPE_PIIX3_DEVICE;
+        const char *type = xen_enabled() ? TYPE_PIIX3_ISA_XEN : TYPE_PIIX3_ISA;
 
         pci_bus = i440fx_init(pci_type,
                               i440fx_host,
@@ -236,7 +235,7 @@ static void pc_init1(MachineState *machine,
         pcms->bus = pci_bus;
 
         pci_dev = pci_create_simple_multifunction(pci_bus, -1, true, type);
-        piix3 = PIIX3_PCI_DEVICE(pci_dev);
+        piix3 = PIIX3_ISA(pci_dev);
         piix3->pic = x86ms->gsi;
         piix3_devfn = piix3->dev.devfn;
         isa_bus = ISA_BUS(qdev_get_child_bus(DEVICE(piix3), "isa.0"));
diff --git a/hw/isa/piix3.c b/hw/isa/piix3.c
index 0ee94a2313..38e0c269ae 100644
--- a/hw/isa/piix3.c
+++ b/hw/isa/piix3.c
@@ -112,7 +112,7 @@ static void piix3_write_config(PCIDevice *dev,
 {
     pci_default_write_config(dev, address, val, len);
     if (ranges_overlap(address, len, PIIX_PIRQCA, 4)) {
-        PIIX3State *piix3 = PIIX3_PCI_DEVICE(dev);
+        PIIX3State *piix3 = PIIX3_ISA(dev);
         int pic_irq;
 
         pci_bus_fire_intx_routing_notifier(pci_get_bus(&piix3->dev));
@@ -145,7 +145,7 @@ static void piix3_write_config_xen(PCIDevice *dev,
 
 static void piix3_reset(DeviceState *dev)
 {
-    PIIX3State *d = PIIX3_PCI_DEVICE(dev);
+    PIIX3State *d = PIIX3_ISA(dev);
     uint8_t *pci_conf = d->dev.config;
 
     pci_conf[0x04] = 0x07; /* master, memory and I/O */
@@ -286,7 +286,7 @@ static const MemoryRegionOps rcr_ops = {
 
 static void pci_piix3_realize(PCIDevice *dev, Error **errp)
 {
-    PIIX3State *d = PIIX3_PCI_DEVICE(dev);
+    PIIX3State *d = PIIX3_ISA(dev);
     ISABus *isa_bus;
 
     isa_bus = isa_bus_new(DEVICE(d), pci_address_space(dev),
@@ -349,7 +349,7 @@ static void pci_piix3_class_init(ObjectClass *klass, void *data)
 static void piix3_realize(PCIDevice *dev, Error **errp)
 {
     ERRP_GUARD();
-    PIIX3State *piix3 = PIIX3_PCI_DEVICE(dev);
+    PIIX3State *piix3 = PIIX3_ISA(dev);
     PCIBus *pci_bus = pci_get_bus(dev);
 
     pci_piix3_realize(dev, errp);
@@ -372,7 +372,7 @@ static void piix3_class_init(ObjectClass *klass, void *data)
 static void piix3_xen_realize(PCIDevice *dev, Error **errp)
 {
     ERRP_GUARD();
-    PIIX3State *piix3 = PIIX3_PCI_DEVICE(dev);
+    PIIX3State *piix3 = PIIX3_ISA(dev);
     PCIBus *pci_bus = pci_get_bus(dev);
 
     pci_piix3_realize(dev, errp);
@@ -399,7 +399,7 @@ static void piix3_xen_class_init(ObjectClass *klass, void *data)
 
 static const TypeInfo piix_isa_types[] = {
     {
-        .name           = TYPE_PIIX3_PCI_DEVICE,
+        .name           = TYPE_PIIX_ISA,
         .parent         = TYPE_PCI_DEVICE,
         .instance_size  = sizeof(PIIX3State),
         .class_init     = pci_piix3_class_init,
@@ -410,12 +410,12 @@ static const TypeInfo piix_isa_types[] = {
             { },
         },
     }, {
-        .name           = TYPE_PIIX3_DEVICE,
-        .parent         = TYPE_PIIX3_PCI_DEVICE,
+        .name           = TYPE_PIIX3_ISA,
+        .parent         = TYPE_PIIX_ISA,
         .class_init     = piix3_class_init,
     }, {
-        .name           = TYPE_PIIX3_XEN_DEVICE,
-        .parent         = TYPE_PIIX3_PCI_DEVICE,
+        .name           = TYPE_PIIX3_ISA_XEN,
+        .parent         = TYPE_PIIX_ISA,
         .class_init     = piix3_xen_class_init,
     }
 };
diff --git a/hw/isa/piix4.c b/hw/isa/piix4.c
index 702b458a3e..90e19a4c37 100644
--- a/hw/isa/piix4.c
+++ b/hw/isa/piix4.c
@@ -56,7 +56,7 @@ struct PIIX4State {
     uint8_t rcr;
 };
 
-OBJECT_DECLARE_SIMPLE_TYPE(PIIX4State, PIIX4_PCI_DEVICE)
+OBJECT_DECLARE_SIMPLE_TYPE(PIIX4State, PIIX4_ISA)
 
 static void piix4_set_irq(void *opaque, int irq_num, int level)
 {
@@ -81,7 +81,7 @@ static void piix4_set_irq(void *opaque, int irq_num, int level)
 
 static void piix4_isa_reset(DeviceState *dev)
 {
-    PIIX4State *d = PIIX4_PCI_DEVICE(dev);
+    PIIX4State *d = PIIX4_ISA(dev);
     uint8_t *pci_conf = d->dev.config;
 
     pci_conf[0x04] = 0x07; // master, memory and I/O
@@ -186,7 +186,7 @@ static const MemoryRegionOps piix4_rcr_ops = {
 
 static void piix4_realize(PCIDevice *dev, Error **errp)
 {
-    PIIX4State *s = PIIX4_PCI_DEVICE(dev);
+    PIIX4State *s = PIIX4_ISA(dev);
     PCIBus *pci_bus = pci_get_bus(dev);
     ISABus *isa_bus;
     qemu_irq *i8259_out_irq;
@@ -253,7 +253,7 @@ static void piix4_realize(PCIDevice *dev, Error **errp)
 
 static void piix4_init(Object *obj)
 {
-    PIIX4State *s = PIIX4_PCI_DEVICE(obj);
+    PIIX4State *s = PIIX4_ISA(obj);
 
     object_initialize_child(obj, "rtc", &s->rtc, TYPE_MC146818_RTC);
     object_initialize_child(obj, "ide", &s->ide, TYPE_PIIX4_IDE);
@@ -285,7 +285,7 @@ static void piix4_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo piix4_info = {
-    .name          = TYPE_PIIX4_PCI_DEVICE,
+    .name          = TYPE_PIIX4_ISA,
     .parent        = TYPE_PCI_DEVICE,
     .instance_size = sizeof(PIIX4State),
     .instance_init = piix4_init,
diff --git a/hw/mips/malta.c b/hw/mips/malta.c
index ec172b111a..5aefeba581 100644
--- a/hw/mips/malta.c
+++ b/hw/mips/malta.c
@@ -1255,7 +1255,7 @@ void mips_malta_init(MachineState *machine)
 
     /* Southbridge */
     piix4 = pci_create_simple_multifunction(pci_bus, PIIX4_PCI_DEVFN, true,
-                                            TYPE_PIIX4_PCI_DEVICE);
+                                            TYPE_PIIX4_ISA);
     isa_bus = ISA_BUS(qdev_get_child_bus(DEVICE(piix4), "isa.0"));
 
     dev = DEVICE(object_resolve_path_component(OBJECT(piix4), "ide"));
diff --git a/include/hw/southbridge/piix.h b/include/hw/southbridge/piix.h
index a58bf13a41..71a82ef266 100644
--- a/include/hw/southbridge/piix.h
+++ b/include/hw/southbridge/piix.h
@@ -58,11 +58,11 @@ struct PIIX3State {
     MemoryRegion rcr_mem;
 };
 
-#define TYPE_PIIX3_PCI_DEVICE "pci-piix3"
-#define TYPE_PIIX3_DEVICE "PIIX3"
-#define TYPE_PIIX3_XEN_DEVICE "PIIX3-xen"
-#define TYPE_PIIX4_PCI_DEVICE "piix4-isa"
+#define TYPE_PIIX_ISA       "pci-piix3"
+#define TYPE_PIIX3_ISA      "PIIX3"
+#define TYPE_PIIX3_ISA_XEN  "PIIX3-xen"
+#define TYPE_PIIX4_ISA      "piix4-isa"
 
-OBJECT_DECLARE_SIMPLE_TYPE(PIIX3State, PIIX3_PCI_DEVICE)
+OBJECT_DECLARE_SIMPLE_TYPE(PIIX3State, PIIX3_ISA)
 
 #endif
