From owner-freebsd-hackers Wed Jan 31 16:48:00 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id QAA29596 for hackers-outgoing; Wed, 31 Jan 1996 16:48:00 -0800 (PST) Received: from irz301.inf.tu-dresden.de (irz301.inf.tu-dresden.de [141.76.1.11]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id QAA29588 for ; Wed, 31 Jan 1996 16:47:52 -0800 (PST) Received: from sax.sax.de by irz301.inf.tu-dresden.de (8.6.12/8.6.12-s1) with ESMTP id BAA12353 for ; Thu, 1 Feb 1996 01:47:46 +0100 Received: by sax.sax.de (8.6.11/8.6.12-s1) with UUCP id BAA24396 for freebsd-hackers@freebsd.org; Thu, 1 Feb 1996 01:47:46 +0100 Received: (from j@localhost) by uriah.heep.sax.de (8.7.3/8.6.9) id BAA24005 for freebsd-hackers@freebsd.org; Thu, 1 Feb 1996 01:43:34 +0100 (MET) From: J Wunsch Message-Id: <199602010043.BAA24005@uriah.heep.sax.de> Subject: Re: Watchdog timers (was: Re: Multi-Port Async Cards) To: freebsd-hackers@freebsd.org (FreeBSD hackers) Date: Thu, 1 Feb 1996 01:43:34 +0100 (MET) Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <5377.823120360@critter.tfs.com> from "Poul-Henning Kamp" at Jan 31, 96 09:32:40 pm X-Phone: +49-351-2012 669 X-Mailer: ELM [version 2.4 PL23] MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-hackers@freebsd.org Precedence: bulk As Poul-Henning Kamp wrote: > > The "FreeBSD gadget": > > Watchdog, can be set to timouts of 1s, 10s and 60s or > something. Will launch a RESET, NMI, or IRQ (jumper). NMI, 5 minutes later RESET. Gives the kernel a chance to coredump. Don't forget to add a small BIOS ROM that disables the watchdog during ROM SCAN, just in case. -- 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. ;-)