From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Centrino question Date: Thu, 27 May 2004 22:52:46 +0200 Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Message-ID: <20040527205245.GA997@openzaurus.ucw.cz> References: <3ACA40606221794F80A5670F0AF15F8404622C57@PDSMSX403.ccr.corp.intel.com> <20040520015748.776d5b84.neurowork@free.fr> <1085111429.12352.563.camel@dhcppc4> <20040521125637.33f69fc6.neurowork@free.fr> <20040521115207.GA12775@hell.org.pl> <1085161136.9856.5.camel@Neuromancer.home.net> <1085527691.9167.39.camel@dorker.boxed.no> <20040525235610.GA21791@hell.org.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20040525235610.GA21791-DETuoxkZsSqrDJvtcaxF/A@public.gmane.org> Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Alexander Hoogerhuis , Ow Mun Heng , acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Hi! > Whenever something is plugged into the controller, bus mastering kicks in > and C3 is effectively disabled, also on Windows. This is, to my best > knowledge, a limitation of the USB interface itself. As far as I know, at OHCI does not have that problem; unfortunately UHCI is misdesigned. (See also FSBR) Pavel -- 64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms ------------------------------------------------------- This SF.Net email is sponsored by: Oracle 10g Get certified on the hottest thing ever to hit the market... Oracle 10g. Take an Oracle 10g class now, and we'll give you the exam FREE. http://ads.osdn.com/?ad_id=3149&alloc_id=8166&op=click