Date: Fri, 14 Jan 2000 15:56:33 -0800 From: Mike Smith <msmith@freebsd.org> To: Andrew Gallatin <gallatin@cs.duke.edu> Cc: Wilko Bulte <wilko@yedi.iaf.nl>, FreeBSD-alpha mailing list <freebsd-alpha@FreeBSD.ORG> Subject: Re: current shot at AlphaHW.txt Message-ID: <200001142356.PAA02518@mass.cdrom.com> In-Reply-To: Your message of "Thu, 13 Jan 2000 16:16:49 EST." <14462.16191.409234.724569@grasshopper.cs.duke.edu>
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> > Features:
> > - 21264 EV6 at +++ MHz
> > - dual CPU capable machine
> > - +++ Mb L2 cache
> > - memory bus: 256 bit ?+++
> > - memory: proprietary ?+++ DIMMs
> > installed in sets of 4
> > uses ECC ?+++
> > 16 DIMM slots
> > - 21271 Core Logic Chipset ("Tsunami")
> > - expansion: 2 independent PCI buses (called hoses)
> > 6 64-bit PCI slots (3/hose)
> > 1 ISA slot
> >
> > Case:
> > DS20 is housed in a fat minitower-like enclosure. The enclosure also
> > contains a StorageWorks SCSI hotswap shelf for a maximum of 7 3.5" SCSI
> > devices.
> >
> > CPU:
> > DS20 can have a maximum of 2 CPUs installed. FreeBSD/alpha is not currently
> > SMP-capable and will only use one CPU.
>
> The NCR quirk should be moved out of the monet section, it applies to
> all multi-hose machines (eg DS20, dp264 & UP2000). The DS20 ships
> with an NCR card in a pci slot on hose1, so one has to open the case &
> move the board to get FreeBSD booting.
>
> I think that the DS20's nickname is "goldrush"
>
> Notice the above edits about having 2 hoses, 3 pci slots / hose
Note also that the onboard Adaptec controller on the DS20 is disabled
when you're running FreeBSD, and can't be used. It'd be nice to see how
they do that so we could reverse it...
The onboard Adaptec on the dp264 is not bootable, but does work with
FreeBSD (4.0 and later).
--
\\ Give a man a fish, and you feed him for a day. \\ Mike Smith
\\ Tell him he should learn how to fish himself, \\ msmith@freebsd.org
\\ and he'll hate you for a lifetime. \\ msmith@cdrom.com
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