Re: PCI && PIII Questions

Alan Cox (alan@lxorguk.ukuu.org.uk)
Mon, 28 Jun 1999 11:25:15 +0100 (BST)


> 1) On the PIII, there is the capability to get a system unique serial
> number from the CPU. Does Linux read this data already? Is there plans to
> read the serial number and then disable the capability (maybe so you could
> get the serial number from the OS)?

Current Linux disables it and doesn't save the value.

> 2) In the O'reilly book Linux Drivers there are several routines for
> getting PCI interface information. An attempt to try some of the example
> code comes up with several routines as undefined. pcibios_strerror() is
> one, pcibios_find_device() is another, how do I get these functions defined?

Make sure your kernel is built with PCI support firstly. Also for 2.2 the
functions changed to a generic PCI interface

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