From owner-freebsd-current@FreeBSD.ORG Mon Jul 2 18:30:02 2007 Return-Path: X-Original-To: current@freebsd.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id DA0A816A400 for ; Mon, 2 Jul 2007 18:30:02 +0000 (UTC) (envelope-from takeharu1219@ybb.ne.jp) Received: from ybbsmtp10.mail.ogk.yahoo.co.jp (ybbsmtp10.mail.ogk.yahoo.co.jp [124.83.153.130]) by mx1.freebsd.org (Postfix) with SMTP id 5038F13C4AE for ; Mon, 2 Jul 2007 18:30:02 +0000 (UTC) (envelope-from takeharu1219@ybb.ne.jp) Received: (qmail 31510 invoked by alias); 2 Jul 2007 18:30:01 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=ybb20050223; d=ybb.ne.jp; b=Hz36tzcMcJOzwLk/X14FaBAQhYCHLkGIuklz8LihOJidahgD7dCWInuUm/BVbTVt56raHcAiwy36q7dKg0+WtF7/Xp+yJccXLzjYHItfP3sr7veYglhzSGIYglHn7Uib ; Received: from unknown (HELO ?127.0.0.1?) (takeharu1219@219.35.170.86 with plain) by ybbsmtp10.mail.ogk.yahoo.co.jp with SMTP; 2 Jul 2007 18:30:00 -0000 X-Apparently-From: Message-ID: <46894427.2050602@ybb.ne.jp> Date: Tue, 03 Jul 2007 03:29:59 +0900 From: Takeharu KATO User-Agent: Thunderbird 1.5.0.9 (Windows/20061207) MIME-Version: 1.0 To: Suleiman Souhlal References: <46806B3E.2060701@FreeBSD.org> <4688EBC2.8070703@ybb.ne.jp> <27D8F2CD-156E-4962-A187-63E42CAE2B6F@FreeBSD.org> <46892373.1080602@ybb.ne.jp> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: current@freebsd.org Subject: Re: [PATCH] Machine Check Architecture on amd64 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 Jul 2007 18:30:02 -0000 Hi > Actually, I looked at the documentation for Intel E7501 chipset, and it > seems like it also has a hardware scrubber: See > http://download.intel.com/design/chipsets/datashts/25192702.pdf section > 5.8.2. > So, supposedly, other Intel chipsets for servers might also have it. > Oh, this chipset has automatic memory scrubber certainly. I did not know that. But as far as I think, it is more preferable to support memory scrub with software for other chipsets since MCH facility is supported by CPU. What do you think about it?