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 6B12FC43458 for ; Mon, 29 Jun 2026 18:16:04 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id C211084942; Mon, 29 Jun 2026 20:16:02 +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 Authentication-Results: phobos.denx.de; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=arm.com header.i=@arm.com header.b="twBOS88t"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 01B2884A30; Mon, 29 Jun 2026 20:16:01 +0200 (CEST) Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id 04FC08490A for ; Mon, 29 Jun 2026 20:15:59 +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 CE5DD3514; Mon, 29 Jun 2026 11:15:53 -0700 (PDT) Received: from e130802.arm.com (unknown [10.57.80.50]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 681473F905; Mon, 29 Jun 2026 11:15:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1782756958; bh=uexJaNGagN4EbYebb+lEfhdCEUvNc4iJ3cHESkbuImQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=twBOS88tePCxhZrboZ3+h03Q3C4FP8Jc1HwNTr5wOUTi3eRFagB6IknB/UFkqvRy9 aWgiFWnKb4lxo71uuMbD5WVhPHwWhmLfmw4RbuXbkBWUrKuQhiMChUFYfWwNyNfNAT jVwEExZDaTVN7X2XH33nfHgZpS0SYVdX8G3rb0qQ= Date: Mon, 29 Jun 2026 19:15:47 +0100 From: Abdellatif El Khlifi To: Harsimran Singh Tungal , Tom Rini Cc: u-boot@lists.denx.de, Ilias Apalodimas , Heinrich Schuchardt , Hugues Kamba Mpiana , Simon Glass Subject: Re: [PATCH v3 09/10] doc: arm64: document FF-A runtime path for EFI variables Message-ID: References: <20260627144421.2067410-1-harsimransingh.tungal@arm.com> <20260627144421.2067410-10-harsimransingh.tungal@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260627144421.2067410-10-harsimransingh.tungal@arm.com> 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 On Sat, Jun 27, 2026 at 03:44:20PM +0100, Harsimran Singh Tungal wrote: > The arm64 FF-A documentation still said EFI runtime support was a > future development, so readers had no description of the current FF-A > runtime transport or how EFI runtime variable services use it. > > Document the FF-A runtime transport, the shared MM communication path, > and the EFI runtime variable flow on arm64. Also clarify that the > armffa command is boot-time only and point readers to the architecture > documentation for EFI runtime variable services over FF-A. > > Reviewed-by: Simon Glass > Signed-off-by: Harsimran Singh Tungal Acked-by: Abdellatif El Khlifi