PCI class ff: Unassigned class
Unassigned class
| Code | ff |
|---|---|
| Name | Unassigned class |
| Subclasses | 0 |
Frequently asked questions
What is a PCI device of class ff (Unassigned class)?
Class ff stands for “Unassigned class”; no subclasses are defined.
Which Linux drivers handle Unassigned class?
In Linux kernel 6.12 no driver binds by this class alone; devices are matched by vendor and device ID instead.
How do I find the class of a PCI device?
On Linux, lspci -nn shows the class in square brackets before the name, e.g. [0106]. On Windows it appears in the hardware IDs as PCI\CC_FFXX.