From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: [PATCH] ACPI: make acpi_idle Nehalem-aware Date: Tue, 3 Aug 2010 08:55:14 +0200 Message-ID: <20100803065514.GE3344@ucw.cz> References: <20100427124703.GA16706@jgarrett.org> <20100430174447.GA14889@srcf.ucam.org> <20100525124325.GC7876@srcf.ucam.org> <20100525185507.GA15997@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from ksp.mff.cuni.cz ([195.113.26.206]:36891 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755238Ab0HCGz3 (ORCPT ); Tue, 3 Aug 2010 02:55:29 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Len Brown Cc: Matthew Garrett , "Yu, Luming" , Philip Langdale , Jeff Garrett , Andi Kleen , Linux Kernel Mailing List , "linux-acpi@vger.kernel.org" , "venki@google.com" On Wed 2010-07-21 17:31:27, Len Brown wrote: > From: Len Brown > > The BIOS exports deep C-states on modern Intel processors > as "C3-type" to satisfy various legacy Operating Systems. Can you elaborate on this? I though the only difference between C2-type and C3-type is busmastering... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html