Re: Tighten up serverworks workaround.
Jonathan Lundell (linux@lundell-bros.com)
Wed, 26 Feb 2003 10:47:52 -0800
At 1:03pm -0500 2/26/03, Alan Cox wrote:
> > How can e help? Please give me a configuration and how the bug manifests
>> inself.
>
>OSB4 chipset system, some memory areas marked write combining with the
>processor memory type range registers. A long time ago Dell (I
>think) reported corruption from this and submitted changes to block the
>use of write combining on OSB4. The question has arisen as to whether
>thats a known thing, and if so which release of the chipset fixed it so that
>people can only apply such a restriction to problem cases not all OSB4.
Presumably we're talking about CNB30 (the north bridge) rather than
OSB4 (the south bridge).
--
/Jonathan Lundell.
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