Re: AMD 768 erratum 10 (solved: AMD 760MPX DMA lockup)

From: Dave Jones (davej@codemonkey.org.uk)
Date: Thu Sep 26 2002 - 10:34:10 EST

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On Thu, Sep 26, 2002 at 04:08:10PM +0100, Alan Cox wrote:
> Looks like the obvious fix is to simply disable the APIC on all such
> systems

Converting a *lot* of MP systems to UP due to an errata
that only occurs with no PS/2 mouse seems a bit extreme.
Can we safely probe the PS2 port to see if its empty or not
and do a runtime APIC/SMP disable really early in the boot ?

Dave

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| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs
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