[Info-vax] Architecture questions.

Dave Froble davef at tsoft-inc.com
Thu Jan 11 00:55:02 EST 2024


On 1/10/2024 7:08 PM, Rob wrote:
> On 2024-01-10 3:47 p.m., Craig A. Berry wrote:
>> On 1/10/24 4:22 PM, Rob wrote:
>>
>>> For some reason the system is detected as a model 164SX, despite seeming to
>>> have a 21164A (according to the stock firmware diagnostics on the front panel
>>> of the system), a symbios SCSI chip
>> <snip>>  From there, I'm able to bootstrap OpenVMS, Tru64 and Linux from CD, but
>>>   OpenVMS freezes on the copyright notice
>>
>> I might've missed it but is that CD-ROM connected to the Symbios
>> controller?  My memory is fuzzy but I think that might be the one where
>> the OpenVMS driver had a poison pill such that it would take itself
>> offline if the adapter was not DEC/Compaq-branded.
>>
>
> I apologize for my previous reply, it was poorly formatted, not proofread and
> also, not sent to the group. I am still trying to figure this out. I hope this
> one went to the right place. If I've doinked it *again*, I'm sorry, *again*, and
> I'll be back in a bit after I've re-read some instructions.
>
> I'll also admit I'm very excited to be here, I honestly didn't think this place
> would still be active, and the google groups situation made me think Usenet was
> burning down! I was obviously mistaken.
>
> To answer the question, yes, the CDROM drive is attached to the Symbios 57c875.
> Another of this board's quirks is the IDE connectors have been removed entirely.

I'm curious.  Are you playing with that system because it's all you have?  Or is 
there something special about it.  Old Alpha systems should not be too hard to 
find.  I've got a bunch of AlphaStation 200 boxes laying around.  Gonna go to 
the scrap yard sometime.

-- 
David Froble                       Tel: 724-529-0450
Dave Froble Enterprises, Inc.      E-Mail: davef at tsoft-inc.com
DFE Ultralights, Inc.
170 Grimplin Road
Vanderbilt, PA  15486



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