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Article #725

Re: 386sx/ Unix/ SCSI

#725
From: Heiko Blume
Date: Sat, 06 Oct 1990 20:06
32 lines
2101 bytes
lhughes@b11.ingr.com (Lawrence Hughes) writes:

>I'd be suprised if you can find a device driver for the SC02 (or SC01, which
>I think is the same thing without floppy support), but would be interested if
>you do (esp. for Intel UNIX V/386).

a driver for microport sys v/386 was posted to alt.sources on 17 Sep 90.
however, it's not possible to boot with it.

>HOWEVER, a really good solution is to get the DPT PM2001/95 SCSI controller,
>which is FULLY REGISTER COMPATIBLE with the standard MFM AT HD controllers,
>so ANY *NIX/386 will run on it!

sure, but you won't get the real advantages that scsi devices offer.
i strongly recommend using host adapters that offer threaded/overlapping
operation, like the adaptec aha-154[02]A. its also very interesting
how the DTP controller would allow you to address seven devices on the
SCSI bus. as far as i know those registers have one bit for drive select?!
you also won't be able to use streamers, printers, nodems etc.

of course, if your unix doesn't support such host adapters you out of
luck. i wouldn't buy such one in the first place....

>After considerable research, this is the card I ordered for a 486 *nix system

the poor machine...you realize that you'll use 5 year old technology in a
high tech machine??!!
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Message-ID: <1990Oct06.200617.19939@scuzzy.in-berlin.de>
Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!bu.edu!rpi!zaphod.mps.ohio-state.edu!wuarchive!mit-eddie!bloom-beacon!eru!hagbard!sunic!mcsun!unido!tub!tmpmbx!einoed!utopia!scuzzy!src
References: <1990Sep29.015013.29661@ecn.purdue.edu> <8869@b11.ingr.com>

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From: src@scuzzy.in-berlin.de (Heiko Blume)
Newsgroups: comp.sys.intel
Subject: Re: 386sx/ Unix/ SCSI
Message-ID: <1990Oct06.200617.19939@scuzzy.in-berlin.de>
Date: 6 Oct 90 20:06:17 GMT
References: <1990Sep29.015013.29661@ecn.purdue.edu> <8869@b11.ingr.com>
Organization: Scuzzy Research Center (SRC)
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