Date: Fri, 24 Jun 2005 06:34:57 -0700 From: "David O'Brien" <obrien@freebsd.org> To: Martin Cracauer <cracauer@cons.org> Cc: freebsd-amd64@freebsd.org Subject: Re: Athlon64 board with ECC support? Message-ID: <20050624133457.GC65546@dragon.NUXI.org> In-Reply-To: <20050623181856.A67269@cons.org> References: <200506131616.j5DGGDfr067534@lurza.secnetix.de> <200506132038.25975.josemi@redesjm.local> <200506131147.50300.peter@wemm.org> <200506132102.56346.josemi@redesjm.local> <20050623181856.A67269@cons.org>
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On Thu, Jun 23, 2005 at 06:18:56PM -0400, Martin Cracauer wrote: > And I suppose the BIOS needs to support it, too, Correct. > although it is not > clear to me how ECC exceptions are supposed to be routed anyway. > Clearly some chip not being CPU or RAM needs to have a say in the > exception delivery? Anybody understands how this works? Why?? The memory controller is on the same die as the CPU. The exception is handled w/in the CPU and it never goes out to any support chip. -- -- David (obrien@FreeBSD.org)
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