From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0E278C433E0 for ; Thu, 21 May 2020 17:50:51 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C1A9520759 for ; Thu, 21 May 2020 17:50:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=xen.org header.i=@xen.org header.b="mRisFQyr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1A9520759 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xen.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jbpKc-0001qt-Cs; Thu, 21 May 2020 17:50:10 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jbpKb-0001qo-1G for xen-devel@lists.xenproject.org; Thu, 21 May 2020 17:50:09 +0000 X-Inumbo-ID: 827e4dee-9b8b-11ea-b9cf-bc764e2007e4 Received: from mail.xenproject.org (unknown [104.130.215.37]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 827e4dee-9b8b-11ea-b9cf-bc764e2007e4; Thu, 21 May 2020 17:50:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xen.org; s=20200302mail; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=oGAzJmBZGs/I95NNBDCcc68aRW8PyOqJUPeoeVkGNIQ=; b=mRisFQyrALZIJ+csPVe+p1nIi9 8YB3j9vywe6MR58g11LA4J6kz9Kiui6cXM9H/LtGZQWFKHelEzwan1no3PKSnt60jOrEaT4WtcnDh jDxGiIB+YrLis0JhASSMa//txte/fU5Eh05p3wh/Zo0SEKtc0IDLru20EjRkqWJ4mzlQ=; Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jbpKU-0000IS-So; Thu, 21 May 2020 17:50:02 +0000 Received: from 54-240-197-225.amazon.com ([54.240.197.225] helo=a483e7b01a66.ant.amazon.com) by xenbits.xenproject.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.89) (envelope-from ) id 1jbpKU-0004Aj-KL; Thu, 21 May 2020 17:50:02 +0000 Subject: Re: [PATCH for-4.14 0/3] Remove the 1GB limitation on Rasberry Pi 4 To: Stefano Stabellini References: <20200518113008.15422-1-julien@xen.org> From: Julien Grall Message-ID: <687bea7e-ade9-8fd3-9a61-e3f5cd6d17be@xen.org> Date: Thu, 21 May 2020 18:50:00 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-GB Content-Transfer-Encoding: 7bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: minyard@acm.org, paul@xen.org, Andrew Cooper , Julien Grall , roman@zededa.com, George Dunlap , jeff.kubascik@dornerworks.com, Jan Beulich , xen-devel@lists.xenproject.org, Volodymyr Babchuk Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Hi Stefano, On 20/05/2020 23:13, Stefano Stabellini wrote: > On Mon, 18 May 2020, Julien Grall wrote: >> From: Julien Grall >> >> Hi all, >> >> At the moment, a user who wants to boot Xen on the Raspberry Pi 4 can >> only use the first GB of memory. >> >> This is because several devices cannot DMA above 1GB but Xen doesn't >> necessarily allocate memory for Dom0 below 1GB. >> >> This small series is trying to address the problem by allowing a >> platform to restrict where Dom0 banks are allocated. >> >> This is also a candidate for Xen 4.14. Without it, a user will not be >> able to use all the RAM on the Raspberry Pi 4. > > The series looks good to me aside from the couple of minor issues being > discussed Thanks, I have sent the v2 yesterday but forgot to call add_maintainers.pl ([1]). Do you want me to resend it with you CCed? Cheers, [1] <20200519172028.31169-1-julien@xen.org> -- Julien Grall