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Date:      Sun, 26 Mar 2006 18:29:56 -0600
From:      kreios@gmail.com
To:        "Tony Maher" <anthony.maher@uts.edu.au>
Cc:        stable@freebsd.org, Claus Guttesen <kometen@gmail.com>
Subject:   Re: Need help with isp driver and disk arrary
Message-ID:  <2de4f2a00603261629x37eb6ba3q8638d667fabe4538@mail.gmail.com>
In-Reply-To: <4426FA31.4080806@uts.edu.au>
References:  <2de4f2a00603251544j55ceab65rb79ebeeb2859188a@mail.gmail.com> <b41c75520603260021p1df17651t@mail.gmail.com> <4426FA31.4080806@uts.edu.au>

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On 3/26/06, Tony Maher <anthony.maher@uts.edu.au> wrote:
> Claus Guttesen wrote:
> >>I am having a problem with the isp driver seeing a StorageTek disk
> >>array LUNs.  I am directly attaching to the array and everything works
> >>find as long as I plug into the A controller on the array.  When I
> >>connect up to the B controller, I can not see any of the LUNs
> >>advertised.  The QLogic firmware can see the LUNs. The only difference
> >>I can see are that the LUNs start at 0 on the A side and at 3 on the B
> >>side.
> >
> >
> > In 5.x (and probably still applies to 6.x) LUN's have to start at 0 in
> > order to be visible. So you have to change or LUN-mask so they start
> > at 0.
>
> And in 4.x.  This behaviour is unlikely to change since the standards
> only require checking for device at lun 0 (and if found then scanning
> for more).
> You can use camcontrol to rescan the bus (or device) to make it visible.

Thanks for the help.  Looks like I am out of luck on this one.=20
Rescanning the bus does not show the LUNs.   Remapping the LUN is out
due to license issues with the unit.  I am investigating how much it
will cost to activate the feature but I don't have high hopes of that
happening.

Thanks again,
--
Dave



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