From owner-freebsd-hackers@FreeBSD.ORG Tue Nov 30 20:22:31 2004 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 915D816A4CE; Tue, 30 Nov 2004 20:22:31 +0000 (GMT) Received: from canning.wemm.org (canning.wemm.org [192.203.228.65]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7273C43D3F; Tue, 30 Nov 2004 20:22:31 +0000 (GMT) (envelope-from peter@wemm.org) Received: from fw.wemm.org (canning.wemm.org [192.203.228.65]) by canning.wemm.org (Postfix) with ESMTP id 486E12A8E0; Tue, 30 Nov 2004 12:22:31 -0800 (PST) (envelope-from peter@wemm.org) Received: from overcee.wemm.org (overcee.wemm.org [10.0.0.3]) by fw.wemm.org (Postfix) with ESMTP id 00B33E2B3; Tue, 30 Nov 2004 12:22:30 -0800 (PST) (envelope-from peter@wemm.org) Received: from overcee.wemm.org (localhost [127.0.0.1]) by overcee.wemm.org (8.13.1/8.13.1) with ESMTP id iAUKMT3M016587; Tue, 30 Nov 2004 12:22:29 -0800 (PST) (envelope-from peter@wemm.org) Received: from localhost (localhost [[UNIX: localhost]]) by overcee.wemm.org (8.13.1/8.13.1/Submit) id iAUKMO0k016584; Tue, 30 Nov 2004 12:22:24 -0800 (PST) (envelope-from peter@wemm.org) X-Authentication-Warning: overcee.wemm.org: peter set sender to peter@wemm.org using -f From: Peter Wemm To: freebsd-amd64@freebsd.org Date: Tue, 30 Nov 2004 12:22:23 -0800 User-Agent: KMail/1.7.1 References: <16811.51043.987275.174410@canoe.dclg.ca> <20041130193932.GI14039@freebie.xs4all.nl> In-Reply-To: <20041130193932.GI14039@freebie.xs4all.nl> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200411301222.24062.peter@wemm.org> cc: Wilko Bulte cc: freebsd-list@dclg.ca cc: freebsd-hackers@freebsd.org Subject: Re: isp driver not 64 bit? X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Nov 2004 20:22:31 -0000 On Tuesday 30 November 2004 11:39 am, Wilko Bulte wrote: > On Mon, Nov 29, 2004 at 08:05:39PM -0500, freebsd-list@dclg.ca > wrote.. > > > After a bunch of frustrating debugging, I've tenatively come to the > > conclusion that the isp(4) driver is not 64 bit safe --- at the > > very least insofar as the amd64 platform is concerned. > > Side note: isp(4) has been in use for years on Alpha, and I do not > recall having seen problems like yours on it. Mind you, not much FC > connections I ever used on it. The only thing critical for success > on Alpha is loading ispfw.ko *always*. Matt (mjacob) has noted that > multiple times, and he is absolutely right. > > Wilko I haven't seen an alpha with more than 2G of ram that we booted on. Is it possible that isp has never been tested with >4G ram? Secondly.. what release is this on? I'm wondering if the horrific busdma bugs in 5.3-RELEASE might be a problem if the machine does have >4G ram. Third, is this a machine ram size problem or a disk volume size problem? The original post was about a 131G FC volume and calculating the wrong number of sectors and the wrong sector size... -- Peter Wemm - peter@wemm.org; peter@FreeBSD.org; peter@yahoo-inc.com "All of this is for nothing if we don't go to the stars" - JMS/B5