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From: grr@cbmvax.cbm.UUCP (George Robbins)
Newsgroups: comp.sys.amiga
Subject: Re: SCSI device drivers
Message-ID: <1748@cbmvax.cbmvax.cbm.UUCP>
Date: Sat, 25-Apr-87 21:18:26 EDT
Article-I.D.: cbmvax.1748
Posted: Sat Apr 25 21:18:26 1987
Date-Received: Sun, 26-Apr-87 22:21:11 EDT
References: <1548@umd5.umd.edu>
Reply-To: grr@cbmvax.UUCP (George Robbins)
Distribution: na
Organization: Commodore Technology, West Chester, PA
Lines: 23

In article <1548@umd5.umd.edu> louie@sayshell.umd.edu (Louis A. Mamakos) writes:
>There seems to be more and more SCSI compatible disk systems being released
>of late.  One of the wonderfull things about SCSI systems is that you can
>hang multiple controllers on the SCSI bus.  Things like disk controllers,
>tape controllers, ethernet controllers, etc.
>
>The question is:  just how useful is a vendors SCSI controller if he doesn't
>document a software interface to the SCSI host adaptor.  Hopefully, there are
>two seperate drivers for such products; the driver to talk to the SCSI host
>adaptor and a higher level disk device driver that call upon the SCSI driver
>to talk to the SCSI bus.

Point well taken.  The current SCSI interface in the A2000 is integrated
with the ST506 disk controller card and the software mirrors this relation.

Since we are interested in things like SCSI tape backups, lazer disks and
whatnot, we will have to get this orginization strightened out before too
long...

-- 
George Robbins - now working for,	uucp: {ihnp4|seismo|rutgers}!cbmvax!grr
but no way officially representing	arpa: cbmvax!grr@seismo.css.GOV
Commodore, Engineering Department	fone: 215-431-9255 (only by moonlite)