From patchwork Tue Aug 1 17:40:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sughosh Ganu X-Patchwork-Id: 1815579 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=) Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4RFj8P6Bx0z1yYC for ; Wed, 2 Aug 2023 03:41:25 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 360A186C8E; Tue, 1 Aug 2023 19:40:54 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org 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 85BDE86CB1; Tue, 1 Aug 2023 19:40:53 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-1.2 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_SOFTFAIL,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.2 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id 70FD886B09 for ; Tue, 1 Aug 2023 19:40:51 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=fail smtp.mailfrom=sughosh.ganu@linaro.org 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 8807AD75; Tue, 1 Aug 2023 10:41:34 -0700 (PDT) Received: from a076522.blr.arm.com (unknown [10.162.46.7]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 3907D3F59C; Tue, 1 Aug 2023 10:40:47 -0700 (PDT) From: Sughosh Ganu To: u-boot@lists.denx.de Cc: Heinrich Schuchardt , Ilias Apalodimas , Simon Glass , Takahiro Akashi , Malte Schmidt , Michal Simek , Tom Rini , Sughosh Ganu Subject: [PATCH v6 4/9] doc: capsule: Document the new mechanism to embed ESL file into dtb Date: Tue, 1 Aug 2023 23:10:13 +0530 Message-Id: <20230801174018.1342555-5-sughosh.ganu@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230801174018.1342555-1-sughosh.ganu@linaro.org> References: <20230801174018.1342555-1-sughosh.ganu@linaro.org> MIME-Version: 1.0 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 Update the document to specify how the EFI Signature List(ESL) file can be embedded into the platform's dtb as part of the u-boot build. Signed-off-by: Sughosh Ganu Reviewed-by: Simon Glass --- Changes since V5: None doc/develop/uefi/uefi.rst | 22 +++++++++------------- 1 file changed, 9 insertions(+), 13 deletions(-) diff --git a/doc/develop/uefi/uefi.rst b/doc/develop/uefi/uefi.rst index a7a41f2fac..b2854b52a6 100644 --- a/doc/develop/uefi/uefi.rst +++ b/doc/develop/uefi/uefi.rst @@ -522,20 +522,16 @@ and used by the steps highlighted below. ... } -You can do step-4 manually with +You can perform step-4 by defining the Kconfig symbol +CONFIG_EFI_CAPSULE_ESL_FILE. Once this has been done, the signature +node can be added to the u-boot.dtsi file. For reference, check the +u-boot.dtsi file for the sandbox architecture. If this node has not +been added to the architecture's u-boot.dtsi file, this needs to be +done. The node has currently been added for the sandbox and arm +architectures' in the u-boot.dtsi file. Once the u-boot.dtsi file has +been added with the signature node, the esl file will automatically +get embedded into the platform's dtb as part of u-boot build. -.. code-block:: console - - $ dtc -@ -I dts -O dtb -o signature.dtbo signature.dts - $ fdtoverlay -i orig.dtb -o new.dtb -v signature.dtbo - -where signature.dts looks like:: - - &{/} { - signature { - capsule-key = /incbin/("CRT.esl"); - }; - }; Anti-rollback Protection ************************