From: Fabien Salvi <fabien@cri74.org>
To: Michael Ulbrich <mul@rentapacs.de>
Cc: linux-scsi@vger.kernel.org
Subject: Re: qlogic and FC to SCSI bridge
Date: Mon, 30 Sep 2002 12:09:12 +0200 [thread overview]
Message-ID: <3D9822C8.C24FAD86@cri74.org> (raw)
In-Reply-To: 3D94DB64.C230016@rentapacs.de
Michael Ulbrich wrote:
>
> Hi all,
>
> I'm trying to use a Compaq Fibre Channel Tape Controller II as a FC to
> SCSI bridge assuming that it provides general SCSI bridging
> functionality and is not limited (as the name might imply) to SCSI
> tape devices. The FCTC has two wide differential SCSI busses. For
> testing purposes I connected one harddisk to one of the busses.
>
> The host bus adapter is a qlogic 2100 in a linux box running RH 7.3 with
> the Qlogic driver qla2xxx updated to version 6.1b5 - to my knowledge the
> latest version from qlogic.
>
> During boot the qla ROM BIOS detects the device connected to the FCTC:
>
> > QLogic Corporation
> > QLA2000,QLA2100 PCI Fibre Channel ROM BIOS Version 1.37
> > ...
> >
> > Press <ALT-Q> for Fast!UTIL
> >
> > ISP2000/2100 Firmware Version 1.15.37
> > QLogic Adapter isung IRQ number 10
> >
> > Device Device Adapter Loop Loop Vendor Product Product
> > Number Type Number ID LUN ID ID Revision
> > 82 Disk 0 125 7 Quantum XP34361WD HP10
>
> Booting with qla2100.o version 6.1b5 gives the following result:
>
> [...]
>
> In both cases the device attached to the SCSI bridge is not recognized
> by the qlogic driver. The older driver gives obviously some additional
> (debugging?) output. The kernel is configured with
> CONFIG_SCSI_MULTI_LUN=y.
>
> Maybe someone on this list knows what I'm doing wrong or can give some
> hints in which direction to proceed. Any ideas that might help are
> greatly appreciated.
Hello,
Maybe it's a problem about lun scaning...
Your SCSI disk seems to use luns > 0
Try using this script (Rescan SCSI bus) :
http://www.garloff.de/kurt/linux/rescan-scsi-bus.sh
(use option -l to scan all luns)
from Kurt Garloff page :
http://www.garloff.de/kurt/linux/
Good luck !
-------------
Fabien SALVI Centre de Ressources Informatiques
Archamps, France -- http://www.cri74.org
PingOO GNU/linux distribution : http://www.pingoo.org
prev parent reply other threads:[~2002-09-30 10:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-27 22:27 qlogic and FC to SCSI bridge Michael Ulbrich
2002-09-30 10:09 ` Fabien Salvi [this message]
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