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 8E43EC001B0 for ; Mon, 7 Aug 2023 15:26:46 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id F26E08071F; Mon, 7 Aug 2023 17:26:44 +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 E75E58072F; Mon, 7 Aug 2023 17:26:43 +0200 (CEST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id DC33C80655 for ; Mon, 7 Aug 2023 17:26:40 +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 150641FB; Mon, 7 Aug 2023 08:27:23 -0700 (PDT) Received: from e130802.arm.com (unknown [10.57.34.181]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 070BA3F59C; Mon, 7 Aug 2023 08:26:38 -0700 (PDT) Date: Mon, 7 Aug 2023 16:26:34 +0100 From: Abdellatif El Khlifi To: Ilias Apalodimas Cc: achin.gupta@arm.com, nd@arm.com, u-boot@lists.denx.de Subject: Re: [PATCH v19 8/9] arm_ffa: efi: introduce FF-A MM communication Message-ID: <20230807152634.GA328378@e130802.arm.com> References: <20230803171435.GV3630934@bill-the-cat> <20230804133345.246809-1-abdellatif.elkhlifi@arm.com> <20230804133345.246809-9-abdellatif.elkhlifi@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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 Ilias, > > Add MM communication support using FF-A transport > > > > This feature allows accessing MM partitions services through > > EFI MM communication protocol. MM partitions such as StandAlonneMM > > or smm-gateway secure partitions which reside in secure world. > > ... > > > > Changelog: > > =============== > > > > v19: > > > > Tom: > > > > * use CONFIG_FFA_SHARED_MM_BUF_* in place of macros > > > > v18: > > > > Ilias, Tom: > > > > * drop the use of configs for the shared MM buffer, put back #ifdefs instead > > * add test information to the commit log > > > > Thanks for the quick rework. I like the fact you have the SMC as a > fallback to FF-A in case it's not discovered. Once and if we get dynamic > buffer allocation for the NS-world we can easily switch this to an > automatically scanable feature again. > > Tom, I am fine with the series now. I've reviewed the relevant EFI and asm > bits, feel free to pull it in if the rest of the people are happy. > > Reviewed-by: Ilias Apalodimas > You're welcome :) Cheers, Abdellatif