The Fedora Hardware Project
Bill Nottingham
notting at redhat.com
Mon Nov 10 19:48:11 UTC 2003
David Zeuthen (david at fubar.dk) said:
> Note that PCI has the concept of both (vendor_id, product_id) and
> (subsystem_vendor_id, subsystem_product_id). Now, for instance, all
> videocards with GeForce 2 MX chipsets will (as I understand it) report
> the same (vendor_id, product_id); the integrator, e.g. the name that is
> on the shrink-wrapped box, will set only the subsystem* parameters.
Exactly. Upstream in pci.ids the subsystem/subdevice is only
spottily populated though; probablyy because for operational
purposes you just don't care.
Bill
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