PCI class 40: Coprocessor
Coprocessor
| Code | 40 |
|---|---|
| Name | Coprocessor |
| Subclasses | 0 |
Frequently asked questions
What is a PCI device of class 40 (Coprocessor)?
Class 40 stands for “Coprocessor”; no subclasses are defined.
Which Linux drivers handle Coprocessor?
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_40XX.