Date: Wed, 15 Nov 2000 08:05:54 +0100 From: Wilko Bulte <wkb@freebie.demon.nl> To: Matthew Jacob <mjacob@feral.com> Cc: freebsd-alpha@freebsd.org Subject: Re: 4.2RC1 hosed on Tlaser Message-ID: <20001115080554.A2707@freebie.demon.nl> In-Reply-To: <Pine.BSF.4.21.0011150837150.68108-100000@beppo.feral.com>; from mjacob@feral.com on Wed, Nov 15, 2000 at 08:40:50AM -0800 References: <E13w2Kk-0007GP-00@post.mail.nl.demon.net> <Pine.BSF.4.21.0011150837150.68108-100000@beppo.feral.com>
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On Wed, Nov 15, 2000 at 08:40:50AM -0800, Matthew Jacob wrote: > > failed to send Read to dkb0.0.0.6.0 > > device dkb0.0.0.6.0 no longer valid > > Yatta..... Rather: Yikes.. > > Booting a pre-installed 4.2-beta is not successful either. > > > > [handwritten transcript from console] > > .. boot succeeds ok... > > dwlpx0 (DWLPA PCI at kft0 hose0) > > base = 0xb80000000 > > mask = 0xf80000000 > > hacked = 0xb80000000 > > panic: hose encoding hack would clobber base address > > > > This is the hacked multi-pci bus stuff which didn't get backported > to 4.X because it depended on too much else. > > I should note that 4.2 works fine for me (I haven't cut a CD though) on > the Tlaser's at NASA/Ames. This has to do with whether a PCI implementation > leaves enough bits at the top of 32 bits for us to store a hose number > (dwlpx instance in this case). > > Sadness. I always knew this was a risk, but hoped we'd squeak by. Ah, this was mentioned to me before, but I never saw it in real life. Our Tlaser is not around long enough in our lab for me to have seen it before. > So, basically, a large number of alphas will not work in 4.X because of the > boot issues (which nobody really understands) and the hose stuff. Crap. Yep. There are quite some 'red' machine types on www.freebsd.org/~wilko I guess machines like ES40 , DS20 would require this to be straightened out as well? W/ -- Wilko Bulte Arnhem, the Netherlands wilko@freebsd.org http://www.freebsd.org http://www.nlfug.nl To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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