Date: Tue, 30 Nov 2004 12:22:23 -0800 From: Peter Wemm <peter@wemm.org> To: freebsd-amd64@freebsd.org Cc: freebsd-hackers@freebsd.org Subject: Re: isp driver not 64 bit? Message-ID: <200411301222.24062.peter@wemm.org> In-Reply-To: <20041130193932.GI14039@freebie.xs4all.nl> References: <16811.51043.987275.174410@canoe.dclg.ca> <20041130193932.GI14039@freebie.xs4all.nl>
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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
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