From owner-freebsd-current Mon Apr 3 17:38:42 1995 Return-Path: current-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id RAA24939 for current-outgoing; Mon, 3 Apr 1995 17:38:42 -0700 Received: from obiwan.pmr.com (obiwan.pmr.com [199.98.84.130]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id RAA24932 for ; Mon, 3 Apr 1995 17:38:40 -0700 Received: by obiwan.pmr.com (Smail3.1.29.1 #4) id m0rvwdc-000308C; Mon, 3 Apr 95 19:38 CDT Message-Id: From: bob@obiwan.pmr.com (Bob Willcox) Subject: Re: aic7xxx.c: Target Busy console messages To: gibbs@estienne.CS.Berkeley.EDU (Justin T. Gibbs) Date: Mon, 3 Apr 1995 19:38:32 -0500 (CDT) Cc: freebsd-current@freefall.cdrom.com In-Reply-To: <199504040030.RAA08552@estienne.cs.berkeley.edu> from "Justin T. Gibbs" at Apr 3, 95 05:30:32 pm X-Mailer: ELM [version 2.4 PL23] Content-Type: text Content-Length: 1031 Sender: current-owner@FreeBSD.org Precedence: bulk Justin T. Gibbs wrote: > > >I have noticed that with my new AHA-2740 controller card I get repetitive > > > >ahc0: Target Busy > > > >Messages on the console when accessing my Exabyte 8200 tape drive. > > Did the probe say that it was a tagged queuing device? Does the > device actually work regardless of the messages? No, it doesn't support tagged queueing (doesn't even support synchronous xfers). Seems to work ok with dump and restore, though I am having problems with dd and haven't really sorted them out just yet. > > > >>From this, it sounds to me that this is a rather normal condition > >and that the driver should simply reissue the command (periodically) > >until successful. Is this true of other devices as well? > > It does reissue the command. It just doesn't happen that often so I log > it to the console. It happens quite often with this device :-( I seem to be getting 10-12 of them whenever I run dump or restore to it. -- Bob Willcox bob@obiwan.pmr.com (or obiwan%bob@uunet.uu.net) Austin, TX