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 Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 25FA0C00528 for ; Mon, 7 Aug 2023 15:30:36 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 7C7A58071F; Mon, 7 Aug 2023 17:30:34 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: by phobos.denx.de (Postfix, from userid 109) id 53AAA8072F; Mon, 7 Aug 2023 17:30:33 +0200 (CEST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id 59A4380655 for ; Mon, 7 Aug 2023 17:30:31 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=abdellatif.elkhlifi@arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 2B9C71FB; Mon, 7 Aug 2023 08:31:13 -0700 (PDT) Received: from e130802.arm.com (unknown [10.57.34.181]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 562B43F59C; Mon, 7 Aug 2023 08:30:29 -0700 (PDT) Date: Mon, 7 Aug 2023 16:30:25 +0100 From: Abdellatif El Khlifi To: Tom Rini Cc: nd@arm.com, u-boot@lists.denx.de Subject: Re: [PATCH v19 0/9] introduce Arm FF-A support Message-ID: <20230807153025.GA331613@e130802.arm.com> References: <20230803171435.GV3630934@bill-the-cat> <20230804133345.246809-1-abdellatif.elkhlifi@arm.com> <20230804183544.GY3630934@bill-the-cat> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230804183544.GY3630934@bill-the-cat> X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Hi Tom, > > > Adding support for Arm FF-A v1.0 (Arm Firmware Framework for Armv8-A) [A]. > > > > FF-A specifies interfaces that enable a pair of software execution environments aka partitions to > > communicate with each other. A partition could be a VM in the Normal or Secure world, an > > application in S-EL0, or a Trusted OS in S-EL1. > > > > FF-A is a discoverable bus and similar to architecture features. > > FF-A bus is discovered using ARM_SMCCC_FEATURES mechanism performed > > by the PSCI driver. > > ... > > > Depending on further feedback, I will pick this up but likely just after > -rc2. Given how long this has been going I will take it for v2023.10 > all the same, thanks. > Very much appreciated. Thank you :) Cheers, Abdellatif