From owner-freebsd-scsi  Fri Oct  6 13:32: 4 2000
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Date: Fri, 6 Oct 2000 13:28:34 -0700 (PDT)
From: Matthew Jacob <mjacob@feral.com>
Reply-To: mjacob@feral.com
To: Brooks Davis <brooks@one-eyed-alien.net>
Cc: freebsd-scsi@FreeBSD.ORG
Subject: Re: chio vs Qualstar TLS-6220
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All the slots are marked with an EXCEPTION and aren't
marked ACCESSable.

Have you done a chio ielem?

I vaguely recall that the Qualstar TLS-4220 I used quite some time ago had
some oddities - frankly I don't remember the details (it's been 7 years).

On Fri, 6 Oct 2000, Brooks Davis wrote:

> Hi,
> 
> A while back we bought a Qualstar 20 tape DLT changer to handle tape
> backups for our lab.  Our model does not have a barcode reader.  After
> adding the ch device, FreeBSD (4.1.1-STABLE) sees the changer.  It
> identifys the various slots, drives, etc and appears to report correct
> status picker, portal, and drive, but it reports <EXCEPT> as the status
> of all the slots.  I got similar results from STCTL under solaris
> (http://www.cs.pdx.edu/~eric/stctl/).  Attempts to move a tape from a
> slot to a drive fail.  I've got CAM_DEBUG in the kernel and I'll have
> physical access to the system next week so I'd like some suggestions on
> debugging this system if you have any.
> 
> Here's some information I have now.  From dmesg:
> 
> ch0 at ahc0 bus 0 target 3 lun 0
> ch0: <QUALSTAR TLS-6220 2.09> Removable Changer SCSI-2 device
> ch0: 3.300MB/s transfers
> ch0: 20 slots, 1 drive, 1 picker, 1 portal
> 
> Output from "chio status":
> 
> # chio status
> picker 0:
> slot 0: <EXCEPT>
> slot 1: <EXCEPT>
> slot 2: <EXCEPT>
> slot 3: <EXCEPT>
> slot 4: <EXCEPT>
> slot 5: <EXCEPT>
> slot 6: <EXCEPT>
> slot 7: <EXCEPT>
> slot 8: <EXCEPT>
> slot 9: <EXCEPT>
> slot 10: <EXCEPT>
> slot 11: <EXCEPT>
> slot 12: <EXCEPT>
> slot 13: <EXCEPT>
> slot 14: <EXCEPT>
> slot 15: <EXCEPT>
> slot 16: <EXCEPT>
> slot 17: <EXCEPT>
> slot 18: <EXCEPT>
> slot 19: <EXCEPT>
> portal 0: <INEAB,EXENAB,ACCESS>
> drive 0: <ACCESS>
> 
> Output from an attempt to load a tape:
> 
> aero# chio move slot 0 drive 0
> chio: /dev/ch0: CHIOMOVE: Invalid argument
> Oct  6 13:25:25 aero /kernel: (ch0:ahc0:0:3:0): MOVE MEDIUM. CDB: a5 0 2 bc 0 0 1 f4 0 0 0 0
> Oct  6 13:25:25 aero /kernel: (ch0:ahc0:0:3:0): MOVE MEDIUM. CDB: a5 0 2 bc 0 0 1 f4 0 0 0 0
> Oct  6 13:25:25 aero /kernel: (ch0:ahc0:0:3:0): ILLEGAL REQUEST asc:80,3
> Oct  6 13:25:25 aero /kernel: (ch0:ahc0:0:3:0): ILLEGAL REQUEST asc:80,3
> Oct  6 13:25:25 aero /kernel: (ch0:ahc0:0:3:0): Vendor Specific ASC
> Oct  6 13:25:25 aero /kernel: (ch0:ahc0:0:3:0): Vendor Specific ASC
> 
> Thanks,
> Brooks
> 
> 



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