//sys/class/pci_bus/0000:0d/bridge/bus/drivers/pcieport-driver/0000:00:18.4/driver/0000:00:18.7/driver/0000:00:16.6/driver/0000:00:18.0/0000:00:18.0:pcie00/subsystem/devices/0000:00:17.1:pcie02/uevent