From owner-freebsd-scsi Wed Aug 28 13:39:33 2002 Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A108C37B400 for ; Wed, 28 Aug 2002 13:39:29 -0700 (PDT) Received: from mail.libertysurf.net (mail.libertysurf.net [213.36.80.91]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0D29343E81 for ; Wed, 28 Aug 2002 13:39:29 -0700 (PDT) (envelope-from groudier@free.fr) Received: from [192.168.1.129] (212.232.11.20) by mail.libertysurf.net (6.5.026) id 3D518CE10043D768; Wed, 28 Aug 2002 22:39:26 +0200 Date: Thu, 29 Aug 2002 00:23:41 +0200 (CEST) From: =?ISO-8859-1?Q?G=E9rard_Roudier?= X-X-Sender: groudier@localhost.my.domain To: Holm Tiffe Cc: freebsd-scsi@FreeBSD.ORG Subject: Re: Camcontrol negotiate in -current In-Reply-To: <20020826105329.B3473@pegasus.freiberg-net.de> Message-ID: <20020829001246.R5476-100000@localhost.my.domain> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Sender: owner-freebsd-scsi@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Mon, 26 Aug 2002, Holm Tiffe wrote: > Hi guys, > > yesterday I've upgraded my -current from march to a current -current > and now /sbin/camcontrol negotiate da4 -R 10 -qac >/dev/null 2>&1 > is'nt working as expected anymore. > > I've used this, to keep an old bad Quantum drive working, that triggers > SCSI Bus hangs if it is running at the full negotiated 20Mhz speed. > > With the current camcontrol, I can switch tagged queueing on and of, > but I can't change the bus speed anymore: > > # /sbin/camcontrol negotiate da4 -R 10 -vac I don't run current for now. :) I would, anyway, suggest you to try either of the following: - Use full floating representation for the frequency (10.000 instead of just 10) and pray for being better understood. :) - Configure this lower transfer rate in the HBA NVRAM (if your HBA has NVRAM, of course), as the sym the driver understands most of user settings from Tekram HBA NVRAM. G=E9rard. > Current Parameters: > (pass6:sym0:0:6:0): sync parameter: 12 > (pass6:sym0:0:6:0): frequency: 20.000MHz > (pass6:sym0:0:6:0): offset: 16 > (pass6:sym0:0:6:0): bus width: 16 bits > (pass6:sym0:0:6:0): disconnection is enabled > (pass6:sym0:0:6:0): tagged queueing is enabled > sym0: SIM/HBA version: 1 > sym0: supports tag queue messages > sym0: supports SDTR message > sym0: supports 16 bit wide SCSI > sym0: supports MDP message > sym0: HBA engine count: 0 > sym0: maximum target: 15 > sym0: maximum LUN: 7 > sym0: highest path ID in subsystem: 0 > sym0: initiator ID: 7 > sym0: SIM vendor: FreeBSD > sym0: HBA vendor: Symbios > sym0: bus ID: 0 > sym0: base transfer speed: 3.300MB/sec > Unit is ready > New Parameters: > (pass6:sym0:0:6:0): sync parameter: 12 > (pass6:sym0:0:6:0): frequency: 20.000MHz > (pass6:sym0:0:6:0): offset: 16 > (pass6:sym0:0:6:0): bus width: 16 bits > (pass6:sym0:0:6:0): disconnection is enabled > (pass6:sym0:0:6:0): tagged queueing is enabled > > > The controller is an Tekram DC39x (have to look at it for > the correct model) and the disk is an QUANTUM VIKING 4.5 SCA 880R. > J"org Wunsch (joerg@freebsd.org) can reproduce this. > > I have an new disk here, but I can't get the data from the old > drive, the tape rewinds after BDR. > > Holm > -- > FreibergNet Systemhaus GbR Holm Tiffe * Administration, Development > Systemhaus f=FCr Daten- und Netzwerktechnik phone +49 3731 7812= 79 > Unternehmensgruppe Liebscher & Partner fax +49 3731 781377 > D-09599 Freiberg * Am St. Niclas Schacht 13 http://www.freibergnet.de > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message