hw/p*: pass owner to memory_region_init* functions

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

9 files changed, 57 insertions, 56 deletions

diff --git a/hw/pci-host/apb.c b/hw/pci-host/apb.c
index 7a8ce25789..06ace085b5 100644
--- a/hw/pci-host/apb.c
+++ b/hw/pci-host/apb.c
@@ -447,7 +447,7 @@ PCIBus *pci_apb_init(hwaddr special_base,
     sysbus_mmio_map(s, 2, special_base + 0x2000000ULL);
     d = FROM_SYSBUS(APBState, s);
 
-    memory_region_init(&d->pci_mmio, NULL, "pci-mmio", 0x100000000ULL);
+    memory_region_init(&d->pci_mmio, OBJECT(s), "pci-mmio", 0x100000000ULL);
     memory_region_add_subregion(get_system_memory(), mem_base, &d->pci_mmio);
 
     d->bus = pci_register_bus(&d->busdev.qdev, "pci",
@@ -525,18 +525,18 @@ static int pci_pbm_init_device(SysBusDevice *dev)
     s->pci_irq_in = 0ULL;
 
     /* apb_config */
-    memory_region_init_io(&s->apb_config, NULL, &apb_config_ops, s, "apb-config",
-                          0x10000);
+    memory_region_init_io(&s->apb_config, OBJECT(s), &apb_config_ops, s,
+                          "apb-config", 0x10000);
     /* at region 0 */
     sysbus_init_mmio(dev, &s->apb_config);
 
-    memory_region_init_io(&s->pci_config, NULL, &pci_config_ops, s, "apb-pci-config",
-                          0x1000000);
+    memory_region_init_io(&s->pci_config, OBJECT(s), &pci_config_ops, s,
+                          "apb-pci-config", 0x1000000);
     /* at region 1 */
     sysbus_init_mmio(dev, &s->pci_config);
 
     /* pci_ioport */
-    memory_region_init_io(&s->pci_ioport, NULL, &pci_ioport_ops, s,
+    memory_region_init_io(&s->pci_ioport, OBJECT(s), &pci_ioport_ops, s,
                           "apb-pci-ioport", 0x10000);
     /* at region 2 */
     sysbus_init_mmio(dev, &s->pci_ioport);
diff --git a/hw/pci-host/bonito.c b/hw/pci-host/bonito.c
index ae007750c0..592d6666bc 100644
--- a/hw/pci-host/bonito.c
+++ b/hw/pci-host/bonito.c
@@ -722,29 +722,29 @@ static int bonito_initfn(PCIDevice *dev)
     pci_config_set_prog_interface(dev->config, 0x00);
 
     /* set the north bridge register mapping */
-    memory_region_init_io(&s->iomem, NULL, &bonito_ops, s,
+    memory_region_init_io(&s->iomem, OBJECT(s), &bonito_ops, s,
                           "north-bridge-register", BONITO_INTERNAL_REG_SIZE);
     sysbus_init_mmio(sysbus, &s->iomem);
     sysbus_mmio_map(sysbus, 0, BONITO_INTERNAL_REG_BASE);
 
     /* set the north bridge pci configure  mapping */
-    memory_region_init_io(&phb->conf_mem, NULL, &bonito_pciconf_ops, s,
+    memory_region_init_io(&phb->conf_mem, OBJECT(s), &bonito_pciconf_ops, s,
                           "north-bridge-pci-config", BONITO_PCICONFIG_SIZE);
     sysbus_init_mmio(sysbus, &phb->conf_mem);
     sysbus_mmio_map(sysbus, 1, BONITO_PCICONFIG_BASE);
 
     /* set the south bridge pci configure  mapping */
-    memory_region_init_io(&phb->data_mem, NULL, &bonito_spciconf_ops, s,
+    memory_region_init_io(&phb->data_mem, OBJECT(s), &bonito_spciconf_ops, s,
                           "south-bridge-pci-config", BONITO_SPCICONFIG_SIZE);
     sysbus_init_mmio(sysbus, &phb->data_mem);
     sysbus_mmio_map(sysbus, 2, BONITO_SPCICONFIG_BASE);
 
-    memory_region_init_io(&s->iomem_ldma, NULL, &bonito_ldma_ops, s,
+    memory_region_init_io(&s->iomem_ldma, OBJECT(s), &bonito_ldma_ops, s,
                           "ldma", 0x100);
     sysbus_init_mmio(sysbus, &s->iomem_ldma);
     sysbus_mmio_map(sysbus, 3, 0xbfe00200);
 
-    memory_region_init_io(&s->iomem_cop, NULL, &bonito_cop_ops, s,
+    memory_region_init_io(&s->iomem_cop, OBJECT(s), &bonito_cop_ops, s,
                           "cop", 0x100);
     sysbus_init_mmio(sysbus, &s->iomem_cop);
     sysbus_mmio_map(sysbus, 4, 0xbfe00300);
diff --git a/hw/pci-host/grackle.c b/hw/pci-host/grackle.c
index da0fedbbc9..4991ec44b0 100644
--- a/hw/pci-host/grackle.c
+++ b/hw/pci-host/grackle.c
@@ -76,8 +76,8 @@ PCIBus *pci_grackle_init(uint32_t base, qemu_irq *pic,
     phb = PCI_HOST_BRIDGE(dev);
     d = GRACKLE_PCI_HOST_BRIDGE(dev);
 
-    memory_region_init(&d->pci_mmio, NULL, "pci-mmio", 0x100000000ULL);
-    memory_region_init_alias(&d->pci_hole, NULL, "pci-hole", &d->pci_mmio,
+    memory_region_init(&d->pci_mmio, OBJECT(s), "pci-mmio", 0x100000000ULL);
+    memory_region_init_alias(&d->pci_hole, OBJECT(s), "pci-hole", &d->pci_mmio,
                              0x80000000ULL, 0x7e000000ULL);
     memory_region_add_subregion(address_space_mem, 0x80000000ULL,
                                 &d->pci_hole);
@@ -104,9 +104,9 @@ static int pci_grackle_init_device(SysBusDevice *dev)
 
     phb = PCI_HOST_BRIDGE(dev);
 
-    memory_region_init_io(&phb->conf_mem, NULL, &pci_host_conf_le_ops,
+    memory_region_init_io(&phb->conf_mem, OBJECT(dev), &pci_host_conf_le_ops,
                           dev, "pci-conf-idx", 0x1000);
-    memory_region_init_io(&phb->data_mem, NULL, &pci_host_data_le_ops,
+    memory_region_init_io(&phb->data_mem, OBJECT(dev), &pci_host_data_le_ops,
                           dev, "pci-data-idx", 0x1000);
     sysbus_init_mmio(dev, &phb->conf_mem);
     sysbus_init_mmio(dev, &phb->data_mem);
diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c
index e179912843..2ab1599b5a 100644
--- a/hw/pci-host/piix.c
+++ b/hw/pci-host/piix.c
@@ -201,12 +201,12 @@ static int i440fx_pcihost_initfn(SysBusDevice *dev)
 {
     PCIHostState *s = PCI_HOST_BRIDGE(dev);
 
-    memory_region_init_io(&s->conf_mem, NULL, &pci_host_conf_le_ops, s,
+    memory_region_init_io(&s->conf_mem, OBJECT(dev), &pci_host_conf_le_ops, s,
                           "pci-conf-idx", 4);
     sysbus_add_io(dev, 0xcf8, &s->conf_mem);
     sysbus_init_ioports(&s->busdev, 0xcf8, 4);
 
-    memory_region_init_io(&s->data_mem, NULL, &pci_host_data_le_ops, s,
+    memory_region_init_io(&s->data_mem, OBJECT(dev), &pci_host_data_le_ops, s,
                           "pci-conf-data", 4);
     sysbus_add_io(dev, 0xcfc, &s->data_mem);
     sysbus_init_ioports(&s->busdev, 0xcfc, 4);
@@ -260,17 +260,17 @@ static PCIBus *i440fx_common_init(const char *device_name,
     f->system_memory = address_space_mem;
     f->pci_address_space = pci_address_space;
     f->ram_memory = ram_memory;
-    memory_region_init_alias(&f->pci_hole, NULL, "pci-hole", f->pci_address_space,
+    memory_region_init_alias(&f->pci_hole, OBJECT(d), "pci-hole", f->pci_address_space,
                              pci_hole_start, pci_hole_size);
     memory_region_add_subregion(f->system_memory, pci_hole_start, &f->pci_hole);
-    memory_region_init_alias(&f->pci_hole_64bit, NULL, "pci-hole64",
+    memory_region_init_alias(&f->pci_hole_64bit, OBJECT(d), "pci-hole64",
                              f->pci_address_space,
                              pci_hole64_start, pci_hole64_size);
     if (pci_hole64_size) {
         memory_region_add_subregion(f->system_memory, pci_hole64_start,
                                     &f->pci_hole_64bit);
     }
-    memory_region_init_alias(&f->smram_region, NULL, "smram-region",
+    memory_region_init_alias(&f->smram_region, OBJECT(d), "smram-region",
                              f->pci_address_space, 0xa0000, 0x20000);
     memory_region_add_subregion_overlap(f->system_memory, 0xa0000,
                                         &f->smram_region, 1);
@@ -549,7 +549,8 @@ static int piix3_initfn(PCIDevice *dev)
 
     isa_bus_new(DEVICE(d), pci_address_space_io(dev));
 
-    memory_region_init_io(&d->rcr_mem, NULL, &rcr_ops, d, "piix3-reset-control", 1);
+    memory_region_init_io(&d->rcr_mem, OBJECT(dev), &rcr_ops, d,
+                          "piix3-reset-control", 1);
     memory_region_add_subregion_overlap(pci_address_space_io(dev), RCR_IOPORT,
                                         &d->rcr_mem, 1);
 
diff --git a/hw/pci-host/ppce500.c b/hw/pci-host/ppce500.c
index 7d8c59b34c..646204e1e5 100644
--- a/hw/pci-host/ppce500.c
+++ b/hw/pci-host/ppce500.c
@@ -330,7 +330,7 @@ static int e500_pcihost_bridge_initfn(PCIDevice *d)
         (d->config[PCI_HEADER_TYPE] & PCI_HEADER_TYPE_MULTI_FUNCTION) |
         PCI_HEADER_TYPE_BRIDGE;
 
-    memory_region_init_alias(&b->bar0, NULL, "e500-pci-bar0", &ccsr->ccsr_space,
+    memory_region_init_alias(&b->bar0, OBJECT(ccsr), "e500-pci-bar0", &ccsr->ccsr_space,
                              0, int128_get64(ccsr->ccsr_space.size));
     pci_register_bar(d, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &b->bar0);
 
@@ -352,7 +352,7 @@ static int e500_pcihost_initfn(SysBusDevice *dev)
         sysbus_init_irq(dev, &s->irq[i]);
     }
 
-    memory_region_init(&s->pio, NULL, "pci-pio", PCIE500_PCI_IOLEN);
+    memory_region_init(&s->pio, OBJECT(s), "pci-pio", PCIE500_PCI_IOLEN);
 
     b = pci_register_bus(DEVICE(dev), NULL, mpc85xx_pci_set_irq,
                          mpc85xx_pci_map_irq, s->irq, address_space_mem,
@@ -361,12 +361,12 @@ static int e500_pcihost_initfn(SysBusDevice *dev)
 
     pci_create_simple(b, 0, "e500-host-bridge");
 
-    memory_region_init(&s->container, NULL, "pci-container", PCIE500_ALL_SIZE);
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_be_ops, h,
+    memory_region_init(&s->container, OBJECT(h), "pci-container", PCIE500_ALL_SIZE);
+    memory_region_init_io(&h->conf_mem, OBJECT(h), &pci_host_conf_be_ops, h,
                           "pci-conf-idx", 4);
-    memory_region_init_io(&h->data_mem, NULL, &pci_host_data_le_ops, h,
+    memory_region_init_io(&h->data_mem, OBJECT(h), &pci_host_data_le_ops, h,
                           "pci-conf-data", 4);
-    memory_region_init_io(&s->iomem, NULL, &e500_pci_reg_ops, s,
+    memory_region_init_io(&s->iomem, OBJECT(s), &e500_pci_reg_ops, s,
                           "pci.reg", PCIE500_REG_SIZE);
     memory_region_add_subregion(&s->container, PCIE500_CFGADDR, &h->conf_mem);
     memory_region_add_subregion(&s->container, PCIE500_CFGDATA, &h->data_mem);
diff --git a/hw/pci-host/prep.c b/hw/pci-host/prep.c
index 024cd51dbc..b41d5646cd 100644
--- a/hw/pci-host/prep.c
+++ b/hw/pci-host/prep.c
@@ -125,20 +125,20 @@ static void raven_pcihost_realizefn(DeviceState *d, Error **errp)
 
     pci_bus_irqs(&s->pci_bus, prep_set_irq, prep_map_irq, s->irq, 4);
 
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_be_ops, s,
+    memory_region_init_io(&h->conf_mem, OBJECT(h), &pci_host_conf_be_ops, s,
                           "pci-conf-idx", 1);
     sysbus_add_io(dev, 0xcf8, &h->conf_mem);
     sysbus_init_ioports(&h->busdev, 0xcf8, 1);
 
-    memory_region_init_io(&h->data_mem, NULL, &pci_host_data_be_ops, s,
+    memory_region_init_io(&h->data_mem, OBJECT(h), &pci_host_data_be_ops, s,
                           "pci-conf-data", 1);
     sysbus_add_io(dev, 0xcfc, &h->data_mem);
     sysbus_init_ioports(&h->busdev, 0xcfc, 1);
 
-    memory_region_init_io(&h->mmcfg, NULL, &PPC_PCIIO_ops, s, "pciio", 0x00400000);
+    memory_region_init_io(&h->mmcfg, OBJECT(s), &PPC_PCIIO_ops, s, "pciio", 0x00400000);
     memory_region_add_subregion(address_space_mem, 0x80800000, &h->mmcfg);
 
-    memory_region_init_io(&s->intack, NULL, &PPC_intack_ops, s, "pci-intack", 1);
+    memory_region_init_io(&s->intack, OBJECT(s), &PPC_intack_ops, s, "pci-intack", 1);
     memory_region_add_subregion(address_space_mem, 0xbffffff0, &s->intack);
 
     /* TODO Remove once realize propagates to child devices. */
diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 49ccf80a2a..5661ace80c 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -40,12 +40,12 @@ static int q35_host_init(SysBusDevice *dev)
     PCIHostState *pci = FROM_SYSBUS(PCIHostState, dev);
     Q35PCIHost *s = Q35_HOST_DEVICE(&dev->qdev);
 
-    memory_region_init_io(&pci->conf_mem, NULL, &pci_host_conf_le_ops, pci,
+    memory_region_init_io(&pci->conf_mem, OBJECT(pci), &pci_host_conf_le_ops, pci,
                           "pci-conf-idx", 4);
     sysbus_add_io(dev, MCH_HOST_BRIDGE_CONFIG_ADDR, &pci->conf_mem);
     sysbus_init_ioports(&pci->busdev, MCH_HOST_BRIDGE_CONFIG_ADDR, 4);
 
-    memory_region_init_io(&pci->data_mem, NULL, &pci_host_data_le_ops, pci,
+    memory_region_init_io(&pci->data_mem, OBJECT(pci), &pci_host_data_le_ops, pci,
                           "pci-conf-data", 4);
     sysbus_add_io(dev, MCH_HOST_BRIDGE_CONFIG_DATA, &pci->data_mem);
     sysbus_init_ioports(&pci->busdev, MCH_HOST_BRIDGE_CONFIG_DATA, 4);
@@ -245,7 +245,7 @@ static int mch_init(PCIDevice *d)
     MCHPCIState *mch = MCH_PCI_DEVICE(d);
 
     /* setup pci memory regions */
-    memory_region_init_alias(&mch->pci_hole, NULL, "pci-hole",
+    memory_region_init_alias(&mch->pci_hole, OBJECT(mch), "pci-hole",
                              mch->pci_address_space,
                              mch->below_4g_mem_size,
                              0x100000000ULL - mch->below_4g_mem_size);
@@ -253,7 +253,7 @@ static int mch_init(PCIDevice *d)
                                 &mch->pci_hole);
     pci_hole64_size = (sizeof(hwaddr) == 4 ? 0 :
                        ((uint64_t)1 << 62));
-    memory_region_init_alias(&mch->pci_hole_64bit, NULL, "pci-hole64",
+    memory_region_init_alias(&mch->pci_hole_64bit, OBJECT(mch), "pci-hole64",
                              mch->pci_address_space,
                              0x100000000ULL + mch->above_4g_mem_size,
                              pci_hole64_size);
@@ -264,7 +264,7 @@ static int mch_init(PCIDevice *d)
     }
     /* smram */
     cpu_smm_register(&mch_set_smm, mch);
-    memory_region_init_alias(&mch->smram_region, NULL, "smram-region",
+    memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region",
                              mch->pci_address_space, 0xa0000, 0x20000);
     memory_region_add_subregion_overlap(mch->system_memory, 0xa0000,
                                         &mch->smram_region, 1);
diff --git a/hw/pci-host/uninorth.c b/hw/pci-host/uninorth.c
index b72659d43a..91530cdd04 100644
--- a/hw/pci-host/uninorth.c
+++ b/hw/pci-host/uninorth.c
@@ -152,9 +152,9 @@ static int pci_unin_main_init_device(SysBusDevice *dev)
     /* Uninorth main bus */
     h = PCI_HOST_BRIDGE(dev);
 
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_le_ops,
+    memory_region_init_io(&h->conf_mem, OBJECT(h), &pci_host_conf_le_ops,
                           dev, "pci-conf-idx", 0x1000);
-    memory_region_init_io(&h->data_mem, NULL, &unin_data_ops, dev,
+    memory_region_init_io(&h->data_mem, OBJECT(h), &unin_data_ops, dev,
                           "pci-conf-data", 0x1000);
     sysbus_init_mmio(dev, &h->conf_mem);
     sysbus_init_mmio(dev, &h->data_mem);
@@ -170,9 +170,9 @@ static int pci_u3_agp_init_device(SysBusDevice *dev)
     /* Uninorth U3 AGP bus */
     h = PCI_HOST_BRIDGE(dev);
 
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_le_ops,
+    memory_region_init_io(&h->conf_mem, OBJECT(h), &pci_host_conf_le_ops,
                           dev, "pci-conf-idx", 0x1000);
-    memory_region_init_io(&h->data_mem, NULL, &unin_data_ops, dev,
+    memory_region_init_io(&h->data_mem, OBJECT(h), &unin_data_ops, dev,
                           "pci-conf-data", 0x1000);
     sysbus_init_mmio(dev, &h->conf_mem);
     sysbus_init_mmio(dev, &h->data_mem);
@@ -187,9 +187,9 @@ static int pci_unin_agp_init_device(SysBusDevice *dev)
     /* Uninorth AGP bus */
     h = PCI_HOST_BRIDGE(dev);
 
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_le_ops,
+    memory_region_init_io(&h->conf_mem, OBJECT(h), &pci_host_conf_le_ops,
                           dev, "pci-conf-idx", 0x1000);
-    memory_region_init_io(&h->data_mem, NULL, &pci_host_data_le_ops,
+    memory_region_init_io(&h->data_mem, OBJECT(h), &pci_host_data_le_ops,
                           dev, "pci-conf-data", 0x1000);
     sysbus_init_mmio(dev, &h->conf_mem);
     sysbus_init_mmio(dev, &h->data_mem);
@@ -203,9 +203,9 @@ static int pci_unin_internal_init_device(SysBusDevice *dev)
     /* Uninorth internal bus */
     h = PCI_HOST_BRIDGE(dev);
 
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_le_ops,
+    memory_region_init_io(&h->conf_mem, OBJECT(h), &pci_host_conf_le_ops,
                           dev, "pci-conf-idx", 0x1000);
-    memory_region_init_io(&h->data_mem, NULL, &pci_host_data_le_ops,
+    memory_region_init_io(&h->data_mem, OBJECT(h), &pci_host_data_le_ops,
                           dev, "pci-conf-data", 0x1000);
     sysbus_init_mmio(dev, &h->conf_mem);
     sysbus_init_mmio(dev, &h->data_mem);
@@ -228,8 +228,8 @@ PCIBus *pci_pmac_init(qemu_irq *pic,
     s = SYS_BUS_DEVICE(dev);
     h = PCI_HOST_BRIDGE(s);
     d = UNI_NORTH_PCI_HOST_BRIDGE(dev);
-    memory_region_init(&d->pci_mmio, NULL, "pci-mmio", 0x100000000ULL);
-    memory_region_init_alias(&d->pci_hole, NULL, "pci-hole", &d->pci_mmio,
+    memory_region_init(&d->pci_mmio, OBJECT(d), "pci-mmio", 0x100000000ULL);
+    memory_region_init_alias(&d->pci_hole, OBJECT(d), "pci-hole", &d->pci_mmio,
                              0x80000000ULL, 0x70000000ULL);
     memory_region_add_subregion(address_space_mem, 0x80000000ULL,
                                 &d->pci_hole);
@@ -294,8 +294,8 @@ PCIBus *pci_pmac_u3_init(qemu_irq *pic,
     h = PCI_HOST_BRIDGE(dev);
     d = U3_AGP_HOST_BRIDGE(dev);
 
-    memory_region_init(&d->pci_mmio, NULL, "pci-mmio", 0x100000000ULL);
-    memory_region_init_alias(&d->pci_hole, NULL, "pci-hole", &d->pci_mmio,
+    memory_region_init(&d->pci_mmio, OBJECT(d), "pci-mmio", 0x100000000ULL);
+    memory_region_init_alias(&d->pci_hole, OBJECT(d), "pci-hole", &d->pci_mmio,
                              0x80000000ULL, 0x70000000ULL);
     memory_region_add_subregion(address_space_mem, 0x80000000ULL,
                                 &d->pci_hole);
diff --git a/hw/pci-host/versatile.c b/hw/pci-host/versatile.c
index f7df27425a..9238d39b00 100644
--- a/hw/pci-host/versatile.c
+++ b/hw/pci-host/versatile.c
@@ -381,8 +381,8 @@ static void pci_vpb_init(Object *obj)
     PCIHostState *h = PCI_HOST_BRIDGE(obj);
     PCIVPBState *s = PCI_VPB(obj);
 
-    memory_region_init(&s->pci_io_space, NULL, "pci_io", 1ULL << 32);
-    memory_region_init(&s->pci_mem_space, NULL, "pci_mem", 1ULL << 32);
+    memory_region_init(&s->pci_io_space, OBJECT(s), "pci_io", 1ULL << 32);
+    memory_region_init(&s->pci_mem_space, OBJECT(s), "pci_mem", 1ULL << 32);
 
     pci_bus_new_inplace(&s->pci_bus, DEVICE(obj), "pci",
                         &s->pci_mem_space, &s->pci_io_space,
@@ -424,20 +424,20 @@ static void pci_vpb_realize(DeviceState *dev, Error **errp)
      * 3 : PCI IO window
      * 4..6 : PCI memory windows
      */
-    memory_region_init_io(&s->controlregs, NULL, &pci_vpb_reg_ops, s, "pci-vpb-regs",
-                          0x1000);
+    memory_region_init_io(&s->controlregs, OBJECT(s), &pci_vpb_reg_ops, s,
+                          "pci-vpb-regs", 0x1000);
     sysbus_init_mmio(sbd, &s->controlregs);
-    memory_region_init_io(&s->mem_config, NULL, &pci_vpb_config_ops, s,
+    memory_region_init_io(&s->mem_config, OBJECT(s), &pci_vpb_config_ops, s,
                           "pci-vpb-selfconfig", 0x1000000);
     sysbus_init_mmio(sbd, &s->mem_config);
-    memory_region_init_io(&s->mem_config2, NULL, &pci_vpb_config_ops, s,
+    memory_region_init_io(&s->mem_config2, OBJECT(s), &pci_vpb_config_ops, s,
                           "pci-vpb-config", 0x1000000);
     sysbus_init_mmio(sbd, &s->mem_config2);
 
     /* The window into I/O space is always into a fixed base address;
      * its size is the same for both realview and versatile.
      */
-    memory_region_init_alias(&s->pci_io_window, NULL, "pci-vbp-io-window",
+    memory_region_init_alias(&s->pci_io_window, OBJECT(s), "pci-vbp-io-window",
                              &s->pci_io_space, 0, 0x100000);
 
     sysbus_init_mmio(sbd, &s->pci_io_space);
@@ -447,7 +447,7 @@ static void pci_vpb_realize(DeviceState *dev, Error **errp)
      * offsets are guest controllable via the IMAP registers.
      */
     for (i = 0; i < 3; i++) {
-        memory_region_init_alias(&s->pci_mem_window[i], NULL, "pci-vbp-window",
+        memory_region_init_alias(&s->pci_mem_window[i], OBJECT(s), "pci-vbp-window",
                                  &s->pci_mem_space, 0, s->mem_win_size[i]);
         sysbus_init_mmio(sbd, &s->pci_mem_window[i]);
     }