Date: Thu, 11 Dec 1997 18:33:02 -0800 From: John-Mark Gurney <gurney_j@efn.org> To: Mike Smith <mike@smith.net.au> Cc: ETX-B-SL Martti Kuparinen <erakupa@kk.etx.ericsson.se>, freebsd-hackers@FreeBSD.ORG Subject: Re: panic: npxintr from nowhere Message-ID: <19971211183302.28799@hydrogen.nike.efn.org> In-Reply-To: <199712120210.MAA00359@word.smith.net.au>; from Mike Smith on Fri, Dec 12, 1997 at 12:40:41PM %2B1030 References: <19971211175938.41550@hydrogen.nike.efn.org> <199712120210.MAA00359@word.smith.net.au>
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Mike Smith scribbled this message on Dec 12: > > > Hmm, interesting. I would guess that this means that you shouldn't run > > > floating point code in the kernel. > > > > :) yeh... well, I was going to improve the fade screen saver so that > > it wouldn't turn everything to a dull grey... > > Fixed point. Faster too. so we have a fixpoint lib in the kernel now?? :) I could rewrite it to used fix point, but it's that much extra code... would a simple fixpoint lib be useful in the kernel? > > also, if I remeber correctly, there are only two places in the kernel > > that use floating point... one of them is in the Bt848 driver... > > I just looked; where? I looked too, but couldn't find it... must of been an older version of the driver... > > > It probably fails because the FPU initialisation is lazy, and if you > > > haven't initialised it before you use it, you'll die screaming. > > > > is there a routine for the kernel code to use to initalize it? > > You'd have to ask Bruce about that. ok... will do.. -- John-Mark Gurney Modem/FAX: +1 541 683 6954 Cu Networking Live in Peace, destroy Micro$oft, support free software, run FreeBSD
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