Date: Sat, 16 Jul 2005 21:04:59 +0200 From: Wilko Bulte <wb@freebie.xs4all.nl> To: Sten Spans <sten@blinkenlights.nl> Cc: freebsd-alpha@freebsd.org Subject: Re: DS15 (was Re: Alpha vs. FreeBSD 5.4 vs. X) Message-ID: <20050716190458.GD79284@freebie.xs4all.nl> In-Reply-To: <Pine.SOC.4.61.0507162029360.9294@tea.blinkenlights.nl> References: <Pine.PMDF.3.95.1050715145746.541297314G-100000@admin.athabascau.ca> <Pine.SOC.4.61.0507160101370.9294@tea.blinkenlights.nl> <20050716143914.GA13431@freebie.xs4all.nl> <Pine.SOC.4.61.0507162029360.9294@tea.blinkenlights.nl>
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On Sat, Jul 16, 2005 at 08:44:08PM +0200, Sten Spans wrote.. > On Sat, 16 Jul 2005, Wilko Bulte wrote: > > >On Sat, Jul 16, 2005 at 01:03:24AM +0200, Sten Spans wrote.. > >>On Fri, 15 Jul 2005, Richard Loken wrote: > >> > >>> > >>>If you succeed at that you will be loved and admired by the entire Alpha > >>>FreeBSD user community. Honour, fame, and happiness... what else > >>>matters? > >> > >>I would reserve that for vga on ds15-ish systems with vga connected > >>to hose 1 instead of 0, which should cause even more interesting > >>stuff to happen :). > >> > >>( Not that fbsd works on ds15 now though :) > > > >Not that anyone has a DS15 (that I know of ;-) to play with it. > > After some digging I did it seems that the linux support was > done by some compaq engineers a few years ago. And that even > inside hp these boxen are quite rare. Only the bigger I know. I work for HP ;) > boxen (ds25, es45) sell in measurable quantities. ES45 is quite popular yes. > I've looked at the *bsd alpha architecture code, > and found these to be pretty similar and small/minimal. > > The linux code is quite a bit bigger/messier, with a lot of .... > code duplication and compaq in it's linux days added support > for every error condition possible. This expanded the code quite > a bit. But lifting out the main changes needed for the newer > motherboard chipset should be doable, the main suspect seems > to be the location of the srm bootcode, which has been changed. Hm. > It wont solve the more complex issues like: > - 2-4gb+ memory support > - vga on different hoses > - pci bridge chip breakage > > but should allow the box to be usable in serial console > setups, which is how sensible people use them anyway :). Exactly :) -- Wilko Bulte wilko@FreeBSD.org
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