From owner-freebsd-fs@FreeBSD.ORG Wed Apr 21 05:49:54 2010 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 996541065678 for ; Wed, 21 Apr 2010 05:49:54 +0000 (UTC) (envelope-from julianelischer@gmail.com) Received: from mail-gy0-f182.google.com (mail-gy0-f182.google.com [209.85.160.182]) by mx1.freebsd.org (Postfix) with ESMTP id 4EC928FC1C for ; Wed, 21 Apr 2010 05:49:54 +0000 (UTC) Received: by gyh20 with SMTP id 20so3682155gyh.13 for ; Tue, 20 Apr 2010 22:49:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:sender:message-id:date:from :user-agent:mime-version:to:cc:subject:references:in-reply-to :content-type:content-transfer-encoding; bh=QkaaHpkzzRgwsAYLiHC5/IBCrsn1LkmTGDeUUbSu08M=; b=wLsgbxUFYLRPpdbEiKyOR1QMPUj8b2rGxGH/Kz4iQQBMHt3ojdC/xlg4QPtGm2Tq3z 5V50fW/Ds4ArnRbLQySwZlcc2qYF0inIwXn7kWDFtUePkMfHL4qxYm7PkRzgQnZXwFbk Vk+zJ/R6GReAiQpXlGqSTC+BnnanzO2m+vVIY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=rQ6aE1si2ikAa9a4lsCJDjSGtqI4LkviQeateABYEWGei3AZNZ/l5eTZcRiHgWnZil KqpewS1BfN/q/Q0u0nYrGsJt2NWC1GdQjG0YIZWgGy80eunn7hjqE9pwoM3YUBz8ckRV HO1gA/Kzq5FdhzbNrMilcLGajx1+4mebf1BZA= Received: by 10.101.6.37 with SMTP id j37mr19181858ani.182.1271827358131; Tue, 20 Apr 2010 22:22:38 -0700 (PDT) Received: from julian-mac.elischer.org (h-67-100-89-137.snfccasy.static.covad.net [67.100.89.137]) by mx.google.com with ESMTPS id 16sm5247343gxk.13.2010.04.20.22.22.35 (version=TLSv1/SSLv3 cipher=RC4-MD5); Tue, 20 Apr 2010 22:22:36 -0700 (PDT) Sender: Julian Elischer Message-ID: <4BCE8B9A.4050904@elischer.org> Date: Tue, 20 Apr 2010 22:22:34 -0700 From: Julian Elischer User-Agent: Mozilla/5.0 (Macintosh; U; PPC Mac OS X 10.4; en-US; rv:1.9.1.9) Gecko/20100317 Thunderbird/3.0.4 MIME-Version: 1.0 To: "Erich Jenkins, Fuujin Group Ltd" References: <4BCE6B95.3010409@fuujingroup.com> In-Reply-To: <4BCE6B95.3010409@fuujingroup.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-fs@freebsd.org Subject: Re: MM-5425CN nand SSD X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Apr 2010 05:49:54 -0000 On 4/20/10 8:05 PM, Erich Jenkins, Fuujin Group Ltd wrote: > Posted this to the SCSI list about a week ago, but with no responses, I > suspect it should have been posted here. Sorry for cross-posting: > > Not sure if the NAND drivers being written at > http://wiki.freebsd.org/NAND apply to this device or not. It appears > this is more of a simulator at the moment and an experimental framework. > Is there any current support for the MM-5425CN series NAND flash cards > in FreeBSD? These seem like they'd be excellent for a separate ZIL in a > ZFS raidz config if installed in pairs for mirroring... MM-5425CN is battery backed up SDRAM according to google so I'm no sure what teh relationship with NAND is.. > > Here's the pciconf probe of the device in question: > > none3@pci0:6:2:0: class=0x058000 card=0x00000000 chip=0x54251332 > rev=0x06 hdr=0x00 > vendor = 'Micro Memory' > device = 'MM-5425CN PCI 64/66 Memory Module with Battery Backup' > class = memory > > >