From owner-freebsd-hackers@FreeBSD.ORG Wed Mar 17 18:10:18 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1A6D81065672 for ; Wed, 17 Mar 2010 18:10:18 +0000 (UTC) (envelope-from bruce@cran.org.uk) Received: from muon.cran.org.uk (unknown [IPv6:2001:470:1f09:679::1]) by mx1.freebsd.org (Postfix) with ESMTP id D0B448FC0C for ; Wed, 17 Mar 2010 18:10:17 +0000 (UTC) Received: from muon.cran.org.uk (localhost [127.0.0.1]) by muon.cran.org.uk (Postfix) with ESMTP id 0916C9293; Wed, 17 Mar 2010 18:10:17 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on muon.cran.org.uk X-Spam-Level: X-Spam-Status: No, score=-2.7 required=8.0 tests=AWL,BAYES_00,RDNS_DYNAMIC autolearn=no version=3.2.5 Received: from core.draftnet (87-194-158-129.bethere.co.uk [87.194.158.129]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by muon.cran.org.uk (Postfix) with ESMTPSA; Wed, 17 Mar 2010 18:10:17 +0000 (UTC) From: Bruce Cran To: freebsd-hackers@freebsd.org Date: Wed, 17 Mar 2010 18:10:14 +0000 User-Agent: KMail/1.12.4 (FreeBSD/9.0-CURRENT; KDE/4.3.5; amd64; ; ) References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201003171810.14087.bruce@cran.org.uk> Cc: Mohacsi Janos Subject: Re: ATA 4K sector issues X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Mar 2010 18:10:18 -0000 On Wednesday 17 March 2010 10:16:16 Mohacsi Janos wrote: > Dear FreeBSD hackers, > What is the situation with ATA 4K dirves in FreeBSD? Are there any > support for them in fdisk or disklabel? # mdconfig -a -f ddfile -S 4096 md0 # fdisk /dev/md0 fdisk: could not detect sector size # mdconfig -d -u 0 # mdconfig -a -f ddfile -S 1024 md0 # fdisk /dev/md0 ******* Working on device /dev/md0 ******* parameters extracted from in-core disklabel are: cylinders=130 heads=255 sectors/track=63 (16065 blks/cyl) parameters to be used for BIOS calculations are: cylinders=130 heads=255 sectors/track=63 (16065 blks/cyl) fdisk: invalid fdisk partition table found fdisk: /boot/mbr: length must be a multiple of sector size So it seems there's still work to do to get fdisk working, but I can't try gpart since I don't have a real disk. -- Bruce Cran