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Date: Wed, 7 Aug 1996 14:39:00 -0700
From: "M.R.Murphy" <mrm@Mole.ORG>
Message-Id: <199608072139.OAA01075@meerkat.mole.org>
To: julian@whistle.com, rd@thrush.com
Subject: Re: SCSI Multiple LUN support - 2.2-960801-SNAP
Cc: freebsd-current@FreeBSD.org
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>
> R.D. Thrush wrote:
> > 
> >   2.2-960801-SNAP is unable to recognize multiple LUNs on a wide scsi
> > target connected to either a BusLogic 956C or an Adaptec 2940UW.  Is
> > there some additional kernel configuration required to enable
> > detection of multiple LUNs?
> > 
> >   FWIW, on the same hardware, bsd/os 2.1 locates all 5 LUNs on the one
> > target when connected to either of the above 2 adapters.
> we found so many devices that erroneously responded to
> all LUNS that we disabled it by default.

A fine reason for leaving it disabled :-)

>
> see /sys/scsi/scsiconf.c
>
> look for SC_ALL_LUNS (or something like that)
> you may need to put a recognition entry in for your device.
>

There is also some ctrl-A setup stuff in the 2940 that refers to
multiple LUN support.

--
Mike Murphy  mrm@Mole.ORG  +1 619 598 5874
Better is the enemy of Good