PCI device address actually means slot address? And when does

where pci_address is sys:bus:slot:function How can these two eg 04: Ethernet controller: Realtek Semiconductor Co , Ltd RTL8101E

Bifurcation is needed to run multiple pcie devices on the same slot For example using a pcie x16 slot to hold 4 nvme drives This article

pcie2 slot Identifies the PCIe adapter card which provides the specified function by specifying the slot of the card in the IO drawer PORT: Identifies the port on the

pcie gen 4 in gen 3 slot If you run dmidecode it will show the stored platform information, which will tell you the mapping of physical slots to PCIe address