From owner-freebsd-scsi@FreeBSD.ORG Mon Feb 5 18:53:02 2007 Return-Path: X-Original-To: freebsd-scsi@freebsd.org Delivered-To: freebsd-scsi@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 275B016A4D5 for ; Mon, 5 Feb 2007 18:53:02 +0000 (UTC) (envelope-from grafan@gmail.com) Received: from ug-out-1314.google.com (ug-out-1314.google.com [66.249.92.173]) by mx1.freebsd.org (Postfix) with ESMTP id D0D0613C4A3 for ; Mon, 5 Feb 2007 18:52:58 +0000 (UTC) (envelope-from grafan@gmail.com) Received: by ug-out-1314.google.com with SMTP id o2so1322042uge for ; Mon, 05 Feb 2007 10:52:57 -0800 (PST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=lAAk3OFXZyyqsBtuZeW7b0HjerO3hz70xgZmu66u42J30rIfJig7n1mytYPOO+iVd2Vj4l+KjS17dfumTu18rehNA/BnRc3izVL2ADLJum63i/vEt7FvU0YDYGF8i/T3bbOcmMK9r/8z1fqmF4vJnSpABNQjqku1oLST92ha+V8= Received: by 10.78.164.13 with SMTP id m13mr1215286hue.1170701574860; Mon, 05 Feb 2007 10:52:54 -0800 (PST) Received: by 10.78.202.1 with HTTP; Mon, 5 Feb 2007 10:52:54 -0800 (PST) Message-ID: <6eb82e0702051052k1b594ee6l5210fe39393e7149@mail.gmail.com> Date: Tue, 6 Feb 2007 02:52:54 +0800 From: "Rong-en Fan" To: "Scott Long" In-Reply-To: <45C62EEB.8050308@samsco.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <6eb82e0702040946k6492e2f0r49852fc9b35c30df@mail.gmail.com> <45C62EEB.8050308@samsco.org> Cc: freebsd-scsi@freebsd.org Subject: Re: ahd0 dumps when an ext. raid attached X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 05 Feb 2007 18:53:02 -0000 On 2/5/07, Scott Long wrote: > Rong-en Fan wrote: > > We have an ahd0 on IBM x236 server: > > > > ahd0: port > > 0x4000-0x40ff,0x4100-0x41ff mem 0xcfffe000-0xcfffffff irq 25 at device > > 12.0 on pci3 > > ahd0: [GIANT-LOCKED] > > aic7901A: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 67-100Mhz, 512 SCBs > > > > The server runs i386 6.2-RELEASE. There is a tape driver on this card. When > > I attach an external RAID (U160, scsi chip is LSI1020, I think), ahd0 > > gets unhappy. > > It dumps when the kernel tries to probe the device. > > > > The verbose boot log is at > > > > http://www.rafan.org/tmp/ahd0.dump.txt > > > > This RAID works fine if I attach it to a LSI card. But due to other > > reasons, I can > > not use LSI card on this server. > > > > Suggestions are welcome. > > > > Regards, > > Rong-En Fan > > The chip is detecting many transmission errors. Maybe you have a bad > cable? Try using the BIOS to force all targets to U160 or lower. You > should also try forcing packetized mode off from the BIOS. If it's not > the cable then there is some sort of major incompatibility with the > firmware of that device. Other OS's might be covering it up by > automatically doing domain validation and silently downshifting the > speed. My problem is solved by enable BIOS Multiple LUN support in Adaptec U320 bios. I don't touch other settings, i.e., default values. Regards, Rong-En Fan > > Scott >