Date: Tue, 30 Nov 2004 15:42:55 -0500 From: David Gilbert <dgilbert@dclg.ca> To: Wilko Bulte <wb@freebie.xs4all.nl> Cc: freebsd-amd64@freebsd.org Subject: Re: isp driver not 64 bit? Message-ID: <16812.56143.60199.332283@canoe.dclg.ca> In-Reply-To: <20041130202633.GA15157@freebie.xs4all.nl> References: <16811.51043.987275.174410@canoe.dclg.ca> <20041130193932.GI14039@freebie.xs4all.nl> <200411301222.24062.peter@wemm.org> <20041130202633.GA15157@freebie.xs4all.nl>
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>>>>> "Wilko" == Wilko Bulte <wb@freebie.xs4all.nl> writes: Wilko> On Tue, Nov 30, 2004 at 12:22:23PM -0800, Peter Wemm wrote.. >> 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? Wilko> Quite possible as far as Alpha is concerned. You are correct Wilko> about the 2G, on a lot of Alpha models it is less than that Wilko> (IIRC..) >> 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... Wilko> Given time (....) I could test up to 2TB volumes using FC / Wilko> isp(4) at work. But not on amd64 as we do not currently have Wilko> such a machine :) I just heard back from some people still onsite. The ISP driver booted with everything the same except hw.physmem=2g works. It's a memory issue. I didn't ever think it was a volume size issue as the volume was 131 gig ... and that's not big these days. Dave. -- ============================================================================ |David Gilbert, Independent Contractor. | Two things can only be | |Mail: dave@daveg.ca | equal if and only if they | |http://daveg.ca | are precisely opposite. | =========================================================GLO================
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