From owner-aic7xxx@FreeBSD.ORG Wed Nov 16 20:43:12 2005 Return-Path: X-Original-To: aic7xxx@freebsd.org Delivered-To: aic7xxx@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3F70916A420 for ; Wed, 16 Nov 2005 20:43:12 +0000 (GMT) (envelope-from lars@raytheon.com) Received: from dfw-gate5.raytheon.com (dfw-gate5.raytheon.com [199.46.199.234]) by mx1.FreeBSD.org (Postfix) with ESMTP id 692A243D46 for ; Wed, 16 Nov 2005 20:43:11 +0000 (GMT) (envelope-from lars@raytheon.com) Received: from ds02c00.directory.ray.com (ds02c00.directory.ray.com [147.25.138.118]) by dfw-gate5.raytheon.com (8.12.10/8.12.10) with ESMTP id jAGKh6pL014233 for ; Wed, 16 Nov 2005 14:43:09 -0600 (CST) Received: from ds02c00 (localhost [127.0.0.1]) by ds02c00.directory.ray.com (Switch-3.1.7/Switch-3.1.0) with ESMTP id jAGKgxWt012119 for ; Wed, 16 Nov 2005 20:43:00 GMT Received: from ds02c00.directory.ray.com with LMTP by ds02c00 (2.0.6/sieved-2-0-build-559) for ; Wed, 16 Nov 2005 20:42:59 +0000 Received: from mk2-msg02.mck.us.ray.com (mk2-msg02.mck.us.ray.com [138.126.190.142]) by ds02c00.directory.ray.com (Switch-3.1.7/Switch-3.1.0) with ESMTP id jAGKgP4R011881 sender lars@raytheon.com for ; Wed, 16 Nov 2005 20:42:25 GMT Received: from larski.dhcp.rsc.raytheon.com ([138.126.227.188]) by mk2-msg02.mck.us.ray.com (Lotus Domino Release 6.5.4FP1HF116) with ESMTP id 2005111614422060-1490 ; Wed, 16 Nov 2005 14:42:20 -0600 Received: from [127.0.0.1] (localhost [127.0.0.1]) by larski.dhcp.rsc.raytheon.com (8.13.4/8.12.8) with ESMTP id jAGKgar4002511; Wed, 16 Nov 2005 14:42:36 -0600 Message-ID: <437B99BC.60105@raytheon.com> Date: Wed, 16 Nov 2005 14:42:36 -0600 From: Lars A Anderson Organization: Raytheon User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en MIME-Version: 1.0 To: aic7xxx@freebsd.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=ISO-8859-1; format=flowed X-SPAM: 0.00 Subject: forcing transfer rate & offset X-BeenThere: aic7xxx@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Adaptec Device Drivers in FreeBSD and Linux List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Nov 2005 20:43:12 -0000 i have a unique scsi peripheral - VLDS tape drive with a scsi 1 personality card. i can get it to respond to mt commands: status, rewind, offl, but i cannot transfer data. the user manual says it will ONLY communicate at 5MHz with a REQ/ACQ offset of 5. no matter how i try i cannot get my 2930CU under 2.4.31 and aic7xxx v6.2.36 to come up with these settings. it always reports (via cat /proc/scsi/aic7xxx/1 ) > Target 6 Negotiation Settings > User: 3.300MB/s transfers > Goal: 3.300MB/s transfers > Curr: 3.300MB/s transfers > Channel A Target 6 Lun 0 Settings > Commands Queued 4 > Commands Active 0 > Command Openings 1 > Max Tagged Openings 0 > Device Queue Frozen Count 0 and dd if=/dev/st1 of=/scratch/test always fails. i have tried messing with the card bios, aic7xxx module parameters, st module parameters, i tried aic7xxx_old, i am at a loss. i even poked around the source to see if i could hardcode it somewhere, but the code is FAR too complicated for me to attempt that. i need a way to set it up for period of 50*4ns clocks (200ns = 5MHz) and an offset of 5. pls advise & thanks in advance, i am joining the list but havent' been admitted yet so direct responses are appreciated. thanks again, -la. -- Lars A. Anderson Raytheon 972/952-4958 lars@raytheon.com