From owner-freebsd-current Wed Oct 30 22:06:53 1996 Return-Path: owner-current Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id WAA01188 for current-outgoing; Wed, 30 Oct 1996 22:06:53 -0800 (PST) Received: from quagmire.ki.net (root@quagmire.ki.net [205.150.102.1]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id WAA01174 for ; Wed, 30 Oct 1996 22:06:48 -0800 (PST) Received: from localhost (scrappy@localhost) by quagmire.ki.net (8.8.2/8.7.5) with SMTP id BAA16258; Thu, 31 Oct 1996 01:06:47 -0500 (EST) Date: Thu, 31 Oct 1996 01:06:47 -0500 (EST) From: "Marc G. Fournier" To: "Justin T. Gibbs" cc: current@freebsd.org Subject: Re: SCSI Hangs...possible to reset? In-Reply-To: <199610310114.RAA15083@freefall.freebsd.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-current@freebsd.org X-Loop: FreeBSD.org Precedence: bulk On Wed, 30 Oct 1996, Justin T. Gibbs wrote: > > ...the question is, is there no way of issuing a RESET so that > >the deadlock causing the hang is cleared? > > Some device drivers are better then others. The aic7xxx driver, for > instance, will reset the bus if a timeout occurs and an abort message > is unsucessful in clearing the problem. The abort logic is in the > process of being moved to the generic SCSI layer so other drivers > can take advantage of it, but I can only update the drivers for > controllers I have documentation for, so this make take a little > time. > Cool, that sounds very encouraging...any chance one of those controllers happens to be the NCR PCI? :) Marc G. Fournier scrappy@ki.net Systems Administrator @ ki.net scrappy@freebsd.org