Messages in this thread | | | Date | Sat, 22 Apr 2006 19:31:32 +0100 | From | Tim Small <> | Subject | Re: Problems with EDAC coexisting with BIOS |
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Gross, Mark wrote:
>You can never predict when a SMI will bubble through the system. Even >if you handle case where the BIOS re-hides Dev0:Fun1 and not panic how >do you deal with the race between the BIOS SMI based handling and the >driver? Who will end up reading (and clearing) the error registers >first? There is no good way to share today. > > You could (at least from memory, on certain chipsets) modify the error reporting registers so that an SMI is no longer generated as a result of MC ECC errors. True, this doesn't fix many of the other problems related to this issue, but would be useful in a "modprobe xyz_edac force_unhide_MC_PCI=1" case.
Closed-source BIOSes eh? Who needs em ;-p.
Tim.
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