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Date:      Wed, 30 Oct 2002 15:10:05 -0600
From:      Dan Nelson <dnelson@allantgroup.com>
To:        Matthias Trevarthan <trevarthan@wingnet.net>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: ch/pass/chio/CAM/Sony AIT tape autoloader
Message-ID:  <20021030211005.GC42580@dan.emsphone.com>
In-Reply-To: <200210301539.38560.trevarthan@wingnet.net>
References:  <200210301539.38560.trevarthan@wingnet.net>

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In the last episode (Oct 30), Matthias Trevarthan said:
> I've got a Sony AIT autoloader, model TSL-SA300C. It's a four tape
> changer.
> 
> In my dmesg.boot, it show the changer as a 'pass2' device, but not a
> 'ch' device.
> 
> So, I guess my two questions are:
> 
> How do I use this changer as a 'pass' device? (couldn't find any
> programs that use the 'pass' device)

Not very easily.  "pass" devices are for sending raw SCSI commands to
devices.
 
> And why is it not listed as a 'ch' device? (chio looks like a good
> program. I wish I could use it.)

Add "device ch" to your kernel config and rebuild.  

-- 
	Dan Nelson
	dnelson@allantgroup.com

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