Subject: Re: PCI and subsystem IDs.
To: None <>
From: Michael C. Richardson <>
List: tech-kern
Date: 10/06/1998 21:43:26
>>>>> "Chris" == Chris G Demetriou <> writes:

    Chris> (Chris G. Demetriou) writes:
    >> Michael Richardson <> writes: > Do we
    >> currently have any support for probing based on PCI Subsystem Vendor >
    >> IDs and Subsystem IDs?
    >> Some devices certainly do check those things, yes.

    Chris> In case it's not clear: they check them by digging the data out of
    Chris> the configuration space header, and checking it.  8-)

  Can this be done in an MI way?
  Is there an existing driver that does this?

    Chris> the generic PCI code needs to worry about _finding_ them.  (They
    Chris> don't exist at all in type-1 headers, and exist at different
    Chris> places in type 0 and type 2 headers.)

  Good point.

   :!mcr!:            |  Network and security consulting/contract programming
   Michael Richardson |         Firewalls, TCP/IP and Unix administration
	ON HUMILITY: To err is human, to moo bovine.