[i*].
The PCI configuration registers, each 32 bits in size.integer.
The size of the expansion ROM mapping.[i{15}].
Attributes for the different bridge mappings: io-memory up/down, memory up/down, prefetchable memory down: (io_down.priority, io_down.align_size, io_down.endian, mem_down.priority, mem_down.align_size, mem_down.endian, pref_down.priority, pref_down.align_size, pref_down.endian, io_up.priority, io_up.align_size, io_up.endian, mem_up.priority, mem_up.align_size, mem_up.endian)[os] or object.
The PCI bus this device is connected to, implementing the pci-bus interface.
Required interfaces: io_memory, pci_bus, pci_express.
[os] or object.
Secondary bus
Required interfaces: io_memory, pci_bus, pci_downstream, pci_express.