From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754338Ab2AQOIf (ORCPT ); Tue, 17 Jan 2012 09:08:35 -0500 Received: from mail-vw0-f46.google.com ([209.85.212.46]:52905 "EHLO mail-vw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753763Ab2AQOId (ORCPT ); Tue, 17 Jan 2012 09:08:33 -0500 Message-ID: <4F1580DE.1060002@kernel.org> Date: Tue, 17 Jan 2012 09:08:30 -0500 From: Len Brown User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.22) Gecko/20110906 Fedora/3.1.14-1.fc14 Lightning/1.0b3pre Thunderbird/3.1.14 MIME-Version: 1.0 To: Konrad Rzeszutek Wilk CC: "H. Peter Anvin" , Konrad Rzeszutek Wilk , "Brown, Len" , linux-acpi@vger.kernel.org, sfr@canb.auug.org.au, linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, pjones@redhat.com Subject: Re: Re-add ibft tree to linux-next please References: <20111212145330.GA16278@andromeda.dapyr.net> <4EE68D57.7030603@zytor.com> <20111213021536.GC2730@konrad-lan> In-Reply-To: <20111213021536.GC2730@konrad-lan> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > The trick is that we also have to retain the code functionality if > "# CONFIG_ACPI is not set" to scan the memory for the iBFT. That part > should definitly _not_ be moved to drivers/acpi. It could be moved to > arch/x86/ .. but it could also stay in drivers/firmware. Are there really hardware/firmware configurations that support IBFT and do not support ACPI? If yes, do they require an OS that has CONFIG_ACPI=n? Or would finding the table with CONFIG_ACPI=y and acpi_disabled=1 be sufficient? -Len