PCI class 00: Unclassified device
Unclassified device
| Code | 00 |
|---|---|
| Name | Unclassified device |
| Subclasses | 3 |
Frequently asked questions
What is a PCI device of class 00 (Unclassified device)?
Class 00 stands for “Unclassified device”. It has 3 subclasses, for example Non-VGA unclassified device, VGA compatible unclassified device and Image coprocessor.
Which Linux drivers handle Unclassified device?
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_00XX.
Subclasses
| Code | Name | Programming interfaces | Class drivers (Linux) |
|---|---|---|---|
00:00 | Non-VGA unclassified device | ||
00:01 | VGA compatible unclassified device | ||
00:05 | Image coprocessor |