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Date:      Sun, 12 Jul 1998 15:48:38 -0600 (MDT)
From:      "Kenneth D. Merry" <ken@plutotech.com>
To:        shafeeq@cyrus.watson.org (Shafeeq Sinnamohideen)
Cc:        freebsd-scsi@FreeBSD.ORG, gibbs@pluto.plutotech.com
Subject:   Re: disappearing cdrom w/ Bt948+CAM
Message-ID:  <199807122148.PAA29521@panzer.plutotech.com>
In-Reply-To: <Pine.BSF.3.96.980712155739.4277A-100000@fledge.watson.org> from Shafeeq Sinnamohideen at "Jul 12, 98 04:05:13 pm"

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Shafeeq Sinnamohideen wrote...
> 
> 
> On Fri, 10 Jul 1998, Kenneth D. Merry wrote:
> > > Jul  8 20:37:19 luthien /kernel: got an error back while probing the CDROM
> > > Jul  8 20:37:19 luthien /kernel: (probe6:bt0:0:6:0): INQUIRY. CDB: 12 0 0 0 24 0 
> > > Jul  8 20:37:19 luthien /kernel: (probe6:bt0:0:6:0): error code 0
> 
> The CAM status is 0x4a regardless of whether the cdrom is on or not.

	One other thing you can try, assuming your adapter isn't on ID 6,
is to increase the bus settle delay.  You can do that by adding something
like this to your config file:

options		SCSI_DELAY=15

	The default bus settle delay in CAM is 2 seconds, if you don't have
SCSI_DELAY defined.  (it is set to 15 seconds in GENERIC, though)

	0x4a means that we're getting a selection timeout when we try to
access the device.  (and that the queue is frozen, but that's another
matter)

Ken
-- 
Kenneth Merry
ken@plutotech.com

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