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[Qemu-devel] [PATCH 50/66] hw/p*: pass owner to memory_region_init* func


From: Paolo Bonzini
Subject: [Qemu-devel] [PATCH 50/66] hw/p*: pass owner to memory_region_init* functions
Date: Thu, 4 Jul 2013 17:13:46 +0200

Signed-off-by: Paolo Bonzini <address@hidden>
---
 hw/pci-bridge/dec.c            |  4 ++--
 hw/pci-bridge/pci_bridge_dev.c |  2 +-
 hw/pci-host/apb.c              | 12 ++++++------
 hw/pci-host/bonito.c           | 10 +++++-----
 hw/pci-host/grackle.c          |  8 ++++----
 hw/pci-host/piix.c             | 13 +++++++------
 hw/pci-host/ppce500.c          | 12 ++++++------
 hw/pci-host/prep.c             |  8 ++++----
 hw/pci-host/q35.c              | 10 +++++-----
 hw/pci-host/uninorth.c         | 24 ++++++++++++------------
 hw/pci-host/versatile.c        | 16 ++++++++--------
 hw/pci/msix.c                  |  6 +++---
 hw/pci/pci.c                   |  5 +++--
 hw/pci/pci_bridge.c            | 12 ++++++------
 hw/pci/pcie_host.c             |  3 ++-
 hw/pci/shpc.c                  |  4 ++--
 hw/ppc/e500.c                  |  2 +-
 hw/ppc/mpc8544_guts.c          |  2 +-
 hw/ppc/ppc4xx_pci.c            |  8 ++++----
 hw/ppc/ppce500_spin.c          |  4 ++--
 hw/ppc/spapr_pci.c             | 12 +++++++-----
 21 files changed, 91 insertions(+), 86 deletions(-)

diff --git a/hw/pci-bridge/dec.c b/hw/pci-bridge/dec.c
index 3e84473..efc07c4 100644
--- a/hw/pci-bridge/dec.c
+++ b/hw/pci-bridge/dec.c
@@ -98,9 +98,9 @@ static int pci_dec_21154_device_init(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-bridge/pci_bridge_dev.c b/hw/pci-bridge/pci_bridge_dev.c
index c2660f1..5f11323 100644
--- a/hw/pci-bridge/pci_bridge_dev.c
+++ b/hw/pci-bridge/pci_bridge_dev.c
@@ -46,7 +46,7 @@ static int pci_bridge_dev_initfn(PCIDevice *dev)
     if (err) {
         goto bridge_error;
     }
-    memory_region_init(&bridge_dev->bar, NULL, "shpc-bar", shpc_bar_size(dev));
+    memory_region_init(&bridge_dev->bar, OBJECT(dev), "shpc-bar", 
shpc_bar_size(dev));
     err = shpc_init(dev, &br->sec_bus, &bridge_dev->bar, 0);
     if (err) {
         goto shpc_error;
diff --git a/hw/pci-host/apb.c b/hw/pci-host/apb.c
index 7a8ce25..06ace08 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 ae00775..592d666 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 da0fedb..4991ec4 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 e179912..2ab1599 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 7d8c59b..646204e 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 024cd51..b41d564 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 49ccf80..5661ace 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 b72659d..91530cd 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 f7df274..9238d39 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]);
     }
diff --git a/hw/pci/msix.c b/hw/pci/msix.c
index 83dfc7a..3430770 100644
--- a/hw/pci/msix.c
+++ b/hw/pci/msix.c
@@ -280,10 +280,10 @@ int msix_init(struct PCIDevice *dev, unsigned short 
nentries,
 
     msix_mask_all(dev, nentries);
 
-    memory_region_init_io(&dev->msix_table_mmio, NULL, &msix_table_mmio_ops, 
dev,
+    memory_region_init_io(&dev->msix_table_mmio, OBJECT(dev), 
&msix_table_mmio_ops, dev,
                           "msix-table", table_size);
     memory_region_add_subregion(table_bar, table_offset, 
&dev->msix_table_mmio);
-    memory_region_init_io(&dev->msix_pba_mmio, NULL, &msix_pba_mmio_ops, dev,
+    memory_region_init_io(&dev->msix_pba_mmio, OBJECT(dev), 
&msix_pba_mmio_ops, dev,
                           "msix-pba", pba_size);
     memory_region_add_subregion(pba_bar, pba_offset, &dev->msix_pba_mmio);
 
@@ -311,7 +311,7 @@ int msix_init_exclusive_bar(PCIDevice *dev, unsigned short 
nentries,
     }
 
     name = g_strdup_printf("%s-msix", dev->name);
-    memory_region_init(&dev->msix_exclusive_bar, NULL, name, 
MSIX_EXCLUSIVE_BAR_SIZE);
+    memory_region_init(&dev->msix_exclusive_bar, OBJECT(dev), name, 
MSIX_EXCLUSIVE_BAR_SIZE);
     g_free(name);
 
     ret = msix_init(dev, nentries, &dev->msix_exclusive_bar, bar_nr,
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index a29a385..ceb6a5d 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -811,7 +811,8 @@ static PCIDevice *do_pci_register_device(PCIDevice 
*pci_dev, PCIBus *bus,
         dma_as = &address_space_memory;
     }
 
-    memory_region_init_alias(&pci_dev->bus_master_enable_region, NULL, "bus 
master",
+    memory_region_init_alias(&pci_dev->bus_master_enable_region,
+                             OBJECT(pci_dev), "bus master",
                              dma_as->root, 0, 
memory_region_size(dma_as->root));
     memory_region_set_enabled(&pci_dev->bus_master_enable_region, false);
     address_space_init(&pci_dev->bus_master_as, 
&pci_dev->bus_master_enable_region,
@@ -1945,7 +1946,7 @@ static int pci_add_option_rom(PCIDevice *pdev, bool 
is_default_rom)
         snprintf(name, sizeof(name), "%s.rom", 
object_get_typename(OBJECT(pdev)));
     }
     pdev->has_rom = true;
-    memory_region_init_ram(&pdev->rom, NULL, name, size);
+    memory_region_init_ram(&pdev->rom, OBJECT(pdev), name, size);
     vmstate_register_ram(&pdev->rom, &pdev->qdev);
     ptr = memory_region_get_ram_ptr(&pdev->rom);
     load_image(path, ptr);
diff --git a/hw/pci/pci_bridge.c b/hw/pci/pci_bridge.c
index 28ae65e..ecdeab0 100644
--- a/hw/pci/pci_bridge.c
+++ b/hw/pci/pci_bridge.c
@@ -147,7 +147,7 @@ static void pci_bridge_init_alias(PCIBridge *bridge, 
MemoryRegion *alias,
      * Apparently no way to do this with existing memory APIs. */
     pcibus_t size = enabled && limit >= base ? limit + 1 - base : 0;
 
-    memory_region_init_alias(alias, NULL, name, space, base, size);
+    memory_region_init_alias(alias, OBJECT(bridge), name, space, base, size);
     memory_region_add_subregion_overlap(parent_space, base, alias, 1);
 }
 
@@ -156,13 +156,13 @@ static void pci_bridge_init_vga_aliases(PCIBridge *br, 
PCIBus *parent,
 {
     uint16_t brctl = pci_get_word(br->dev.config + PCI_BRIDGE_CONTROL);
 
-    memory_region_init_alias(&alias_vga[QEMU_PCI_VGA_IO_LO], NULL,
+    memory_region_init_alias(&alias_vga[QEMU_PCI_VGA_IO_LO], OBJECT(br),
                              "pci_bridge_vga_io_lo", &br->address_space_io,
                              QEMU_PCI_VGA_IO_LO_BASE, QEMU_PCI_VGA_IO_LO_SIZE);
-    memory_region_init_alias(&alias_vga[QEMU_PCI_VGA_IO_HI], NULL,
+    memory_region_init_alias(&alias_vga[QEMU_PCI_VGA_IO_HI], OBJECT(br),
                              "pci_bridge_vga_io_hi", &br->address_space_io,
                              QEMU_PCI_VGA_IO_HI_BASE, QEMU_PCI_VGA_IO_HI_SIZE);
-    memory_region_init_alias(&alias_vga[QEMU_PCI_VGA_MEM], NULL,
+    memory_region_init_alias(&alias_vga[QEMU_PCI_VGA_MEM], OBJECT(br),
                              "pci_bridge_vga_mem", &br->address_space_mem,
                              QEMU_PCI_VGA_MEM_BASE, QEMU_PCI_VGA_MEM_SIZE);
 
@@ -367,9 +367,9 @@ int pci_bridge_initfn(PCIDevice *dev, const char *typename)
     sec_bus->parent_dev = dev;
     sec_bus->map_irq = br->map_irq ? br->map_irq : pci_swizzle_map_irq_fn;
     sec_bus->address_space_mem = &br->address_space_mem;
-    memory_region_init(&br->address_space_mem, NULL, "pci_bridge_pci", 
INT64_MAX);
+    memory_region_init(&br->address_space_mem, OBJECT(br), "pci_bridge_pci", 
INT64_MAX);
     sec_bus->address_space_io = &br->address_space_io;
-    memory_region_init(&br->address_space_io, NULL, "pci_bridge_io", 65536);
+    memory_region_init(&br->address_space_io, OBJECT(br), "pci_bridge_io", 
65536);
     br->windows = pci_bridge_region_init(br);
     QLIST_INIT(&sec_bus->child);
     QLIST_INSERT_HEAD(&parent->child, sec_bus, sibling);
diff --git a/hw/pci/pcie_host.c b/hw/pci/pcie_host.c
index 26f2007..b70e5ad 100644
--- a/hw/pci/pcie_host.c
+++ b/hw/pci/pcie_host.c
@@ -130,7 +130,8 @@ void pcie_host_mmcfg_map(PCIExpressHost *e, hwaddr addr,
     assert(size >= PCIE_MMCFG_SIZE_MIN);
     assert(size <= PCIE_MMCFG_SIZE_MAX);
     e->size = size;
-    memory_region_init_io(&e->mmio, NULL, &pcie_mmcfg_ops, e, "pcie-mmcfg", 
e->size);
+    memory_region_init_io(&e->mmio, OBJECT(e), &pcie_mmcfg_ops, e,
+                          "pcie-mmcfg", e->size);
     e->base_addr = addr;
     memory_region_add_subregion(get_system_memory(), e->base_addr, &e->mmio);
 }
diff --git a/hw/pci/shpc.c b/hw/pci/shpc.c
index c4eae07..eb092fd 100644
--- a/hw/pci/shpc.c
+++ b/hw/pci/shpc.c
@@ -612,8 +612,8 @@ int shpc_init(PCIDevice *d, PCIBus *sec_bus, MemoryRegion 
*bar, unsigned offset)
     }
 
     /* TODO: init cmask */
-    memory_region_init_io(&shpc->mmio, NULL, &shpc_mmio_ops, d, "shpc-mmio",
-                          SHPC_SIZEOF(d));
+    memory_region_init_io(&shpc->mmio, OBJECT(d), &shpc_mmio_ops,
+                          d, "shpc-mmio", SHPC_SIZEOF(d));
     shpc_cap_update_dword(d);
     memory_region_add_subregion(bar, offset, &shpc->mmio);
     pci_bus_hotplug(sec_bus, shpc_device_hotplug, &d->qdev);
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c
index b45fe91..a385b51 100644
--- a/hw/ppc/e500.c
+++ b/hw/ppc/e500.c
@@ -783,7 +783,7 @@ static int e500_ccsr_initfn(SysBusDevice *dev)
     PPCE500CCSRState *ccsr;
 
     ccsr = CCSR(dev);
-    memory_region_init(&ccsr->ccsr_space, NULL, "e500-ccsr",
+    memory_region_init(&ccsr->ccsr_space, OBJECT(ccsr), "e500-ccsr",
                        MPC8544_CCSRBAR_SIZE);
     return 0;
 }
diff --git a/hw/ppc/mpc8544_guts.c b/hw/ppc/mpc8544_guts.c
index 56249b4..2e2f2eb 100644
--- a/hw/ppc/mpc8544_guts.c
+++ b/hw/ppc/mpc8544_guts.c
@@ -119,7 +119,7 @@ static void mpc8544_guts_initfn(Object *obj)
     SysBusDevice *d = SYS_BUS_DEVICE(obj);
     GutsState *s = MPC8544_GUTS(obj);
 
-    memory_region_init_io(&s->iomem, NULL, &mpc8544_guts_ops, s,
+    memory_region_init_io(&s->iomem, OBJECT(s), &mpc8544_guts_ops, s,
                           "mpc8544.guts", MPC8544_GUTS_MMIO_SIZE);
     sysbus_init_mmio(d, &s->iomem);
 }
diff --git a/hw/ppc/ppc4xx_pci.c b/hw/ppc/ppc4xx_pci.c
index f227043..d2d6f65 100644
--- a/hw/ppc/ppc4xx_pci.c
+++ b/hw/ppc/ppc4xx_pci.c
@@ -355,12 +355,12 @@ static int ppc4xx_pcihost_initfn(SysBusDevice *dev)
     pci_create_simple(b, 0, "ppc4xx-host-bridge");
 
     /* XXX split into 2 memory regions, one for config space, one for regs */
-    memory_region_init(&s->container, NULL, "pci-container", PCI_ALL_SIZE);
-    memory_region_init_io(&h->conf_mem, NULL, &pci_host_conf_le_ops, h,
+    memory_region_init(&s->container, OBJECT(s), "pci-container", 
PCI_ALL_SIZE);
+    memory_region_init_io(&h->conf_mem, OBJECT(s), &pci_host_conf_le_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(s), &pci_host_data_le_ops, h,
                           "pci-conf-data", 4);
-    memory_region_init_io(&s->iomem, NULL, &pci_reg_ops, s,
+    memory_region_init_io(&s->iomem, OBJECT(s), &pci_reg_ops, s,
                           "pci.reg", PCI_REG_SIZE);
     memory_region_add_subregion(&s->container, PCIC0_CFGADDR, &h->conf_mem);
     memory_region_add_subregion(&s->container, PCIC0_CFGDATA, &h->data_mem);
diff --git a/hw/ppc/ppce500_spin.c b/hw/ppc/ppce500_spin.c
index 0817f14..11b7de2 100644
--- a/hw/ppc/ppce500_spin.c
+++ b/hw/ppc/ppce500_spin.c
@@ -191,8 +191,8 @@ static int ppce500_spin_initfn(SysBusDevice *dev)
 
     s = FROM_SYSBUS(SpinState, SYS_BUS_DEVICE(dev));
 
-    memory_region_init_io(&s->iomem, NULL, &spin_rw_ops, s, "e500 spin pv 
device",
-                          sizeof(SpinInfo) * MAX_CPUS);
+    memory_region_init_io(&s->iomem, OBJECT(s), &spin_rw_ops, s,
+                          "e500 spin pv device", sizeof(SpinInfo) * MAX_CPUS);
     sysbus_init_mmio(dev, &s->iomem);
 
     qemu_register_reset(spin_reset, s);
diff --git a/hw/ppc/spapr_pci.c b/hw/ppc/spapr_pci.c
index 7710aa0..232b0a8 100644
--- a/hw/ppc/spapr_pci.c
+++ b/hw/ppc/spapr_pci.c
@@ -581,10 +581,11 @@ static int spapr_phb_init(SysBusDevice *s)
 
     /* Initialize memory regions */
     sprintf(namebuf, "%s.mmio", sphb->dtbusname);
-    memory_region_init(&sphb->memspace, NULL, namebuf, INT64_MAX);
+    memory_region_init(&sphb->memspace, OBJECT(sphb), namebuf, INT64_MAX);
 
     sprintf(namebuf, "%s.mmio-alias", sphb->dtbusname);
-    memory_region_init_alias(&sphb->memwindow, NULL, namebuf, &sphb->memspace,
+    memory_region_init_alias(&sphb->memwindow, OBJECT(sphb),
+                             namebuf, &sphb->memspace,
                              SPAPR_PCI_MEM_WIN_BUS_OFFSET, sphb->mem_win_size);
     memory_region_add_subregion(get_system_memory(), sphb->mem_win_addr,
                                 &sphb->memwindow);
@@ -598,12 +599,13 @@ static int spapr_phb_init(SysBusDevice *s)
      * system_io works around the problem until all the users of
      * old_portion are updated */
     sprintf(namebuf, "%s.io", sphb->dtbusname);
-    memory_region_init(&sphb->iospace, NULL, namebuf, SPAPR_PCI_IO_WIN_SIZE);
+    memory_region_init(&sphb->iospace, OBJECT(sphb),
+                       namebuf, SPAPR_PCI_IO_WIN_SIZE);
     /* FIXME: fix to support multiple PHBs */
     memory_region_add_subregion(get_system_io(), 0, &sphb->iospace);
 
     sprintf(namebuf, "%s.io-alias", sphb->dtbusname);
-    memory_region_init_io(&sphb->iowindow, NULL, &spapr_io_ops, sphb,
+    memory_region_init_io(&sphb->iowindow, OBJECT(sphb), &spapr_io_ops, sphb,
                           namebuf, SPAPR_PCI_IO_WIN_SIZE);
     memory_region_add_subregion(get_system_memory(), sphb->io_win_addr,
                                 &sphb->iowindow);
@@ -613,7 +615,7 @@ static int spapr_phb_init(SysBusDevice *s)
      * from msi_notify()/msix_notify() */
     if (msi_supported) {
         sprintf(namebuf, "%s.msi", sphb->dtbusname);
-        memory_region_init_io(&sphb->msiwindow, NULL, &spapr_msi_ops, sphb,
+        memory_region_init_io(&sphb->msiwindow, OBJECT(sphb), &spapr_msi_ops, 
sphb,
                               namebuf, SPAPR_MSIX_MAX_DEVS * 0x10000);
         memory_region_add_subregion(get_system_memory(), sphb->msi_win_addr,
                                     &sphb->msiwindow);
-- 
1.8.1.4





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