Date: Tue, 5 Feb 2002 16:30:44 +0100 From: Cliff Sarginson <cliff@raggedclown.net> To: freebsd-questions@freebsd.org Subject: Re: Does this affect FreeBSD? Message-ID: <20020205153044.GB2251@raggedclown.net> In-Reply-To: <3C5FF7A5.7000805@cs.rutgers.edu> References: <3C5FF7A5.7000805@cs.rutgers.edu>
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On Tue, Feb 05, 2002 at 10:17:57AM -0500, Aniruddha Bohra wrote: > Hi > Came across this while trying to find why my computer spontaneously > reboots. > Apparently there is some bug/feature in the AMD Athlon chip which > interacts with > the graphics card to cause the reboot. Does this affect the FreeBSD > systems as well? > > http://www.theregister.co.uk/content/3/23749.html > > AMD concludes:- "Our conclusion is that the operating system is > creating coherency problems within the system by creating cacheable > translation to AGP GART-mapped physical memory... > When the cache-line eviction occurs the stale data written to > physical memory has fatal side effects." Or translated. There is no problem with the chip. Just the all the O/S'es that want to use it. This is the "Is it me or the rest of the army that is out of step" problem. -- Regards Cliff To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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