[rescue] DEC PWS433au SCSI card compatability

Dave McGuire mcguire at neurotica.com
Fri Jan 24 18:14:31 CST 2003

On Friday, January 24, 2003, at 06:44 PM, Jochen Kunz wrote:
>> And speaking of my DEC PWS433au (which I was in my last post), mine
>> came missing the QLogic SCSI card.  I tried an Adaptec 2940UW, and
>> a 2940U2W in it.  It didn't notice.  Should they show up with
>> sh dev?
> AFAIK the a/au SRM doesn't support Adaptecs. Get a QLogic or Symbios
> Logic adapter. I have two generic PeeCee 53C875 based cards. One works
> well on my PC164, the other isn't seen by SRM. So you may try some
> different Symbios cards to find one, that SRM is happy with.

   I have a PC164.  I needed faster disk I/O for my application, so my 
machine loads its kernel (and *only* the kernel) from a 1GB IDE drive 
connected to one of the onboard IDE interfaces.  That kernel then 
mounts its filesystems from sd0, a screaming-fast IBM UltraStar 
connected to an Adaptec 2940UW host adapter.  This scheme works very 


Dave McGuire           "Wear whatever you want...Just don't be surprised
St. Petersburg, FL        if you wind up with a blow-gun dart in your
                            prosthetic boobies."    -Kurt Huhn

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