Re: [NAK] Re: [PATCH -v2 9/9] ACPI, APEI, Generic Hardware ErrorSource POLL/IRQ/NMI notification type support

[Tony Luck]

On Mon, Oct 25, 2010 at 5:04 AM, Mauro Carvalho Chehab
<mchehab@xxxxxxxxxx> wrote:
> We had some discussions with Intel during the Collaboration summit about that, trying to
> integrate Nehalem EX on such environment, with, unfortunately, didn't happen, as Intel
> didn't release any (public) datasheet describing Nehalem EX memory controller, nor wrote
> such driver.

The chipset registers that are needed to write an EDAC driver for
Nehalem-EX (a.k.a Xeon
7500 series) are not accessible to OS (ring 0) code. Documenting them
wouldn't change this.

> As most of us will be in Boston next week, I've reserved a BoF at Plumbers for us to discuss
> about this subject:
>
> http://www.linuxplumbersconf.org/2010/ocw/proposals/921

An excellent idea. See you there.

-Tony
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