Date: Fri, 9 May 1997 10:04:49 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: avalon@coombs.anu.edu.au (Darren Reed) Cc: hackers@FreeBSD.ORG Subject: Re: Non-Intel CPUs and FreeBSD. Message-ID: <199705091704.KAA00498@phaeton.artisoft.com> In-Reply-To: <199705090323.UAA06913@hub.freebsd.org> from "Darren Reed" at May 9, 97 01:21:08 pm
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> Is anyone using any of the AMD/Cyrix CPUs with FreeBSD successfully ? People have reported success. The system has detection code for these chips; see locore.s to make sure your processor is one of the ones detected. > And more importantly, is it possible to use the CPUs in a multi CPU > configuration under -current (or at all) ? No. AMD/Cyrix do not aupport APIC's. SMP requires this, or hardware which looks just like it, for MESI cache coherency enforcement. They are rumored to be working on an "Open APIC" standard, but I have yet to see any chips. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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