From owner-freebsd-hackers Tue May 20 00:20:46 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id AAA19478 for hackers-outgoing; Tue, 20 May 1997 00:20:46 -0700 (PDT) Received: from sax.sax.de (sax.sax.de [193.175.26.33]) by hub.freebsd.org (8.8.5/8.8.5) with SMTP id AAA19459 for ; Tue, 20 May 1997 00:20:43 -0700 (PDT) Received: (from uucp@localhost) by sax.sax.de (8.6.12/8.6.12-s1) with UUCP id JAA29426 for freebsd-hackers@FreeBSD.ORG; Tue, 20 May 1997 09:20:41 +0200 Received: (from j@localhost) by uriah.heep.sax.de (8.8.5/8.8.5) id JAA04509; Tue, 20 May 1997 09:00:15 +0200 (MET DST) Message-ID: <19970520090015.FI54560@uriah.heep.sax.de> Date: Tue, 20 May 1997 09:00:15 +0200 From: j@uriah.heep.sax.de (J Wunsch) To: freebsd-hackers@FreeBSD.ORG Subject: Re: trap type 29 on P6 References: <199705200311.MAA17969@zodiac.mech.utsunomiya-u.ac.jp> <199705200317.UAA07688@implode.root.com> X-Mailer: Mutt 0.60_p2-3,5,8-9 Mime-Version: 1.0 X-Phone: +49-351-2012 669 X-PGP-Fingerprint: DC 47 E6 E4 FF A6 E9 8F 93 21 E0 7D F9 12 D6 4E Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <199705200317.UAA07688@implode.root.com>; from David Greenman on May 19, 1997 20:17:21 -0700 Sender: owner-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk As David Greenman wrote: > Yeah, I think this is either a flaw in the P6 or in the motherboard > chipset. I believe it's telling you that it detected a parity error during > the PIO instruction. Wcarchive used to crash every day or two from this > occuring while doing PIO in the ahc driver until Justin added support > for doing memory mapped register accesses. What happens if you ignore the trap? (I have no CPU docs for > 486, thus i'm not familar with the behaviour of the added traps.) -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)