func: static PCIBridgeWindows *pci_bridge_region_init(PCIBridge *br)
  
  {
  
      PCIDevice *pd = PCI_DEVICE(br);
  
      PCIBus *parent = pd->bus;
  
      PCIBridgeWindows *w = g_new(PCIBridgeWindows, 1);
  
      uint16_t cmd = pci_get_word(pd->config + PCI_COMMAND);
  
  
  
      pci_bridge_init_alias(br, &w->alias_pref_mem,
  
                            PCI_BASE_ADDRESS_MEM_PREFETCH,
  
                            "pci_bridge_pref_mem",
  
                            &br->address_space_mem,
  
                            parent->address_space_mem,
  
                            cmd & PCI_COMMAND_MEMORY);
  
      pci_bridge_init_alias(br, &w->alias_mem,
  
                            PCI_BASE_ADDRESS_SPACE_MEMORY,
  
                            "pci_bridge_mem",
  
                            &br->address_space_mem,
  
                            parent->address_space_mem,
  
                            cmd & PCI_COMMAND_MEMORY);
  
      pci_bridge_init_alias(br, &w->alias_io,
  
                            PCI_BASE_ADDRESS_SPACE_IO,
  
                            "pci_bridge_io",
  
                            &br->address_space_io,
  
                            parent->address_space_io,
  
                            cmd & PCI_COMMAND_IO);
  
  
  
      pci_bridge_init_vga_aliases(br, parent, w->alias_vga);
  
  
  
      return w;
  
  }
  