Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752939AbaBNVSq (ORCPT ); Fri, 14 Feb 2014 16:18:46 -0500 Received: from terminus.zytor.com ([198.137.202.10]:58942 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752800AbaBNVSn (ORCPT ); Fri, 14 Feb 2014 16:18:43 -0500 Message-ID: <52FE8817.4000504@zytor.com> Date: Fri, 14 Feb 2014 13:18:15 -0800 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Thomas Gleixner CC: Conrad Kostecki , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "mingo@redhat.com" , "Rafael J. Wysocki" , Thomas Renninger Subject: Re: AW: AW: [PATCH] x86: HPET force enable for Soekris net6501 References: <4729ad4b8d3342c1b0e29fefe4b04d6a@DB4PR04MB265.eurprd04.prod.outlook.com> <52FE5683.6030708@zytor.com> <52FE5BB6.9070405@zytor.com> <1051d374173243b2828efcd21f60ac36@DB4PR04MB265.eurprd04.prod.outlook.com> <52FE5D91.6060005@zytor.com> <52FE5ED4.4040508@zytor.com> <52FE6DEF.1050607@zytor.com> <52FE7738.6040009@zytor.com> In-Reply-To: X-Enigmail-Version: 1.6 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 On 02/14/2014 01:16 PM, Thomas Gleixner wrote: >> >> Well, the RSDP and RSDT/XSDT are nothing but pointers to other tables, >> so if explicitly overridden I'm not sure if one actually would need >> them. That doesn't mean our current code will work without them, though. > > I tried once to overload all of the tables, but failed miserably in > the ACPI dungeon. RSDP was the major pain point IIRC. > I suspect we need to handle the RSDP and RSDT/XSDT specially, since, again, they are really just pointers to where to find the other tables. They are part of the discovery, not the data. -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/