From owner-freebsd-stable@FreeBSD.ORG Mon Oct 13 13:19:58 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6B3511065688; Mon, 13 Oct 2008 13:19:58 +0000 (UTC) (envelope-from joao@matik.com.br) Received: from msrv.matik.com.br (msrv.matik.com.br [200.153.48.3]) by mx1.freebsd.org (Postfix) with ESMTP id C87D18FC15; Mon, 13 Oct 2008 13:19:57 +0000 (UTC) (envelope-from joao@matik.com.br) Received: from [10.10.2.2] (189-19-2-198.dsl.telesp.net.br [189.19.2.198]) by msrv.matik.com.br (8.14.2/8.14.2) with ESMTP id m9DDJoVG041753; Mon, 13 Oct 2008 11:19:50 -0200 (BRST) (envelope-from joao@matik.com.br) From: JoaoBR Organization: Infomatik To: freebsd-stable@freebsd.org, gary.jennejohn@freenet.de Date: Mon, 13 Oct 2008 10:18:49 -0200 User-Agent: KMail/1.9.7 References: <200810101429.37244.joao@matik.com.br> <200810130935.10570.joao@matik.com.br> <20081013145054.3b458aea@ernst.jennejohn.org> In-Reply-To: <20081013145054.3b458aea@ernst.jennejohn.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200810131018.49543.joao@matik.com.br> X-Spam-Status: No, score=3.2 required=5.0 tests=AWL,BR_RECEIVED_SPAMMER, RDNS_DYNAMIC,SARE_RECV_SPAM_DOMN02,SUBJECT_FUZZY_TION autolearn=no version=3.2.5 X-Spam-Level: *** X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on msrv.matik.com.br X-Virus-Scanned: ClamAV 0.93.3/8417/Mon Oct 13 05:34:29 2008 on msrv.matik.com.br X-Virus-Status: Clean Cc: Jeremy Chadwick , freebsd-amd64@freebsd.org Subject: Re: am2 MBs - 4g + SCSI wipes out root partition X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 13 Oct 2008 13:19:58 -0000 On Monday 13 October 2008 10:50:54 Gary Jennejohn wrote: > On Mon, 13 Oct 2008 09:35:10 -0200 > > JoaoBR wrote: > > On Saturday 11 October 2008 07:13:16 Jeremy Chadwick wrote: > > > It's a driver problem. If you want to use SCSI then you'll have to > > > limit memory to 3.5 GB. > > I probably should have written - it seems to be a problem with ahc. In > general SCSI seems to work, as Scott has recently documented. But see > below. > > > well indeed with less then 4G installed it works flawless, so the > > difference I see is that former athln64 MBs had memory hole remap optio= ns > > or when 4Gig installed they only gave 3.something to the OS even under > > amd64 - this is NOT the case with the AM2 MBs which should support up to > > 8/16Mb onboard but wth this amount freebsd amd64 does not even boot when > > a scsi adaptor is installed > > I'm beginning to believe that it's motherboard/BIOS related and not a > general problem with ahc or any other SCSI driver. I can say that > at least with my Gigabyte GA-M61P-S3 I observed data corruption with > 4GB of memory installed and with the BIOS mapping a part of memory > above 4GB. > > Forcing the kernel to use only 3.5GB solved the problem. > exactly, I have the same MB and Gigabytes support changed Ideas with me, ev= en=20 released a newer bios version but at the end they insisted that it is an OS= =20 issue since this problem does not appear with windows and fedora =2D-=20 Jo=E3o A mensagem foi scaneada pelo sistema de e-mail e pode ser considerada segura. Service fornecido pelo Datacenter Matik https://datacenter.matik.com.br