From owner-svn-src-all@FreeBSD.ORG Thu Jun 18 13:27:51 2009 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AAEF1106566B; Thu, 18 Jun 2009 13:27:51 +0000 (UTC) (envelope-from alexander@leidinger.net) Received: from mail.ebusiness-leidinger.de (mail.ebusiness-leidinger.de [217.11.53.44]) by mx1.freebsd.org (Postfix) with ESMTP id B2DB68FC0C; Thu, 18 Jun 2009 13:27:50 +0000 (UTC) (envelope-from alexander@leidinger.net) Received: from outgoing.leidinger.net (pD9E2D1B3.dip.t-dialin.net [217.226.209.179]) by mail.ebusiness-leidinger.de (Postfix) with ESMTPSA id 3F8208444EC; Thu, 18 Jun 2009 15:27:44 +0200 (CEST) Received: from webmail.leidinger.net (webmail.leidinger.net [192.168.1.102]) by outgoing.leidinger.net (Postfix) with ESMTP id D045A21DA5C; Thu, 18 Jun 2009 15:27:40 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=Leidinger.net; s=outgoing-alex; t=1245331661; bh=LD6o66pRBqwSJxt3xL7gnzfASiZ9Zhp3SHzRIOZMjH4=; h=Message-ID:Date:From:To:Cc:Subject:References:In-Reply-To: MIME-Version:Content-Type:Content-Transfer-Encoding; b=L5ot/cQKNfvDQ+qUwcsVk+U/cXvjtfeZTQ9O1gErIBqKtMtaFwxw9QbIVNQLPHV8D Euf57iYM4pTcc5AJRSOkuRPyMKdBsVWzo1aFt4xi/mJiPGqQbkAC7ldDz23AsPuJ4G jobSVjsKrP2LYmZXan+qtEF7aYkey/mx4EfnoSyX3LQ3rFb4ENq70JioRoGEynYaDu onR4lnVQxd0LRfoWRfCg7oVQ5b4YBQWeiO1L7Z1DXdRA2zha4CiDA6b+ygdkDao+ty GexJ5mHDcLpEFGHiGg9tmjWduEvZ7ya4RIXVTTdHI+0VKamRU5veaQgMiRyOw5S+SB XWVi6xw+nVjiw== Received: (from www@localhost) by webmail.leidinger.net (8.14.3/8.13.8/Submit) id n5IDReU8043454; Thu, 18 Jun 2009 15:27:40 +0200 (CEST) (envelope-from Alexander@Leidinger.net) Received: from pslux.cec.eu.int (pslux.cec.eu.int [158.169.9.14]) by webmail.leidinger.net (Horde Framework) with HTTP; Thu, 18 Jun 2009 15:27:40 +0200 Message-ID: <20090618152740.1806764x8heftjv0@webmail.leidinger.net> X-Priority: 3 (Normal) Date: Thu, 18 Jun 2009 15:27:40 +0200 From: Alexander Leidinger To: Alexander Motin References: <200904292117.n3TLHIpt093110@svn.freebsd.org> <20090617150015.18455ggwluk5bcgs@webmail.leidinger.net> <4A38EB41.2080206@FreeBSD.org> In-Reply-To: <4A38EB41.2080206@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; DelSp="Yes"; format="flowed" Content-Disposition: inline Content-Transfer-Encoding: 7bit User-Agent: Internet Messaging Program (IMP) 4.3.3 / FreeBSD-8.0 X-EBL-MailScanner-Information: Please contact the ISP for more information X-EBL-MailScanner-ID: 3F8208444EC.8FCC6 X-EBL-MailScanner: Found to be clean X-EBL-MailScanner-SpamCheck: not spam, spamhaus-ZEN, SpamAssassin (not cached, score=-1.363, required 6, autolearn=disabled, ALL_TRUSTED -1.44, DKIM_SIGNED 0.00, DKIM_VERIFIED -0.00, TW_SV 0.08) X-EBL-MailScanner-From: alexander@leidinger.net X-EBL-MailScanner-Watermark: 1245936465.87037@HyX01byIpivtOWEmpCdvoA X-EBL-Spam-Status: No Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org Subject: Re: svn commit: r191674 - in head/sys/dev/ata: . chipsets X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Jun 2009 13:27:52 -0000 Quoting Alexander Motin (from Wed, 17 Jun 2009 16:10:25 +0300): > Alexander Leidinger wrote: >> Quoting Alexander Motin (from Wed, 29 Apr 2009 >> 21:17:18 +0000 (UTC)): >>> PARTIAL state has up to 100us (50us for me) wakeup latency, but for my >>> ICH8M saves 0.5W of power per drive. SLUMBER state has up to 10ms >>> (3.5ms >>> for me) wakeup latency, but saves 0.8W of power. >>> >>> Modes 2 and 3 are implemented only for AHCI driver now. >> >> Does this mean it is for SATA devices only, or is this a feature of the >> complete controller (ICH5 in my case) and also works with PATA drives? > > This feature is SATA-specific by definition. AFAIK there is no bus power > management in PATA. What happens if such a setting is made for a pata channel, will the system ignore it? The idea of the question is: can I just add those hints for all my ata channels on a remote system without getting into trouble? Bye, Alexander. -- While you're chewing, think of STEVEN SPIELBERG'S bank account ... his will have the same effect as two "STARCH BLOCKERS"! http://www.Leidinger.net Alexander @ Leidinger.net: PGP ID = B0063FE7 http://www.FreeBSD.org netchild @ FreeBSD.org : PGP ID = 72077137