Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 16 Feb 2000 22:05:05 -0700
From:      "Kenneth D. Merry" <ken@kdm.org>
To:        Torsten Kuehn <tkuehn@websurf.pcom.de>
Cc:        freebsd-bugs@freebsd.org, gibbs@freebsd.org, wilko@freebsd.org
Subject:   Re: ahb Bug with NEC502 CD ROM (2740 even worse!)
Message-ID:  <20000216220505.A75308@panzer.kdm.org>
In-Reply-To: <00021612232914600@mail1.pcom.de>; from tkuehn@websurf.pcom.de on Mon, Mar 24, 2036 at 04:11:19PM %2B0000
References:  <00021612232914600@mail1.pcom.de>

next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, Mar 24, 2036 at 16:11:19 +0000, Torsten Kuehn wrote:
> Thank you all, Ken, Justin and Wilko for your feedback.
> A more precise description of H/W configuration: it is an AHA1742*A*,
> did burn latest F/W v1.42 into it. As 174x has only passive terminators,
> passive ones are removed, but an active 50pin HD SCSI terminator is
> plugged into the external connector, there are *no* external devices. The
> internal bus is also actively terminated by the NEC 502 CD Rom drive, in
> addition, there are two Quantum Pro1800 HDs and a TDC4100 on the bus
> (total of four devices plus HA).
> Yes, a CD Rom had been inserted during bootup (when CAM errors occured).

But did you try it without a CD in the drive?

> Finally, I *found* a way allowing the current driver to connect to the NEC
> CD Rom drive: when setting the (undocumented) J6 Jumper, the drive steps
> down from SCSI-II to -I mode .. and the CAM driver selects the drive. I'd
> prefer, however, if the driver worked in SCSI-II mode as some features
> became unavailable under other OS, otherwise. Should I try to downgrade

That is bizarre, since we shouldn't do anything different with SCSI-1 as
opposed to SCSI-2.

Ken
-- 
Kenneth Merry
ken@kdm.org


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-bugs" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20000216220505.A75308>