LSPCI Cheat-Sheet
lspci
List all PCI devices in the system.
lspci -v
List all PCI devices in the system with verbose output, including vendor and device IDs, subsystem IDs, and more.
lspci -vv
List all PCI devices in the system with very verbose output, including device capabilities, IRQ settings, and ASPM (Active State Power Management) settings.
lspci -s <bus_address>
Display information for a specific PCI device with the specified bus address.
lspci -k
Show kernel driver in use for each device.
lspci -n
Show numeric IDs for vendor and device instead of names.
lspci -nn
Show numeric IDs for vendor, device, subsystem vendor, and subsystem device instead of names.
lspci -t
Display a tree-like diagram of the PCI bus hierarchy.
lspci -D
Show only PCI devices that are not behind a bridge.
lspci -H1
Show device numbers in hexadecimal format instead of decimal.
lspci -x
Show hex dump of the PCI configuration space for each device.