Messages in this thread | | | Date | Fri, 27 Aug 2004 15:16:52 -0400 | From | Jeff Garzik <> | Subject | Re: faster via/centaur hw rng throughput patch for 2.6.8.1 |
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Martin Peck wrote: > - use of cpu_has_xstore replaced with model / stepping > checks to determine C5XL/C5P/C5J/* capability. there > is a problem with first generation C5XL boards (with > stepping 0 IIRC) that do not report xstore but do > have a functional hardware rng device. the stepping > check also distinguishes the single entropy C5XL from > the dual entropy C5P+.
Oh, and this change is going in the wrong direction.
You should instead modify arch/i386/kernel/cpu/centaur.c with code that does something like
if (!xstore feature bit reported) check stepping and see if it's there anyway
Regards,
Jeff
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