{"id":2233070,"url":"http://patchwork.ozlabs.org/api/1.2/patches/2233070/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20260505-b4-qcom-tooling-improvements-v6-5-a5fb673f4af6@linaro.org/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.2/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260505-b4-qcom-tooling-improvements-v6-5-a5fb673f4af6@linaro.org>","list_archive_url":null,"date":"2026-05-05T15:48:45","name":"[v6,5/6] mach-snapdragon: add kconfig infra for building MBN files","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"e259d2609ae1907d217e18a8734e1ee8ba2f10c9","submitter":{"id":90679,"url":"http://patchwork.ozlabs.org/api/1.2/people/90679/?format=json","name":"Casey Connolly","email":"casey.connolly@linaro.org"},"delegate":{"id":151538,"url":"http://patchwork.ozlabs.org/api/1.2/users/151538/?format=json","username":"kcxt","first_name":"Casey","last_name":"Connolly","email":"casey.connolly@linaro.org"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20260505-b4-qcom-tooling-improvements-v6-5-a5fb673f4af6@linaro.org/mbox/","series":[{"id":502858,"url":"http://patchwork.ozlabs.org/api/1.2/series/502858/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=502858","date":"2026-05-05T15:48:40","name":"Qualcomm: teach the build system to emit signed ELF images","version":6,"mbox":"http://patchwork.ozlabs.org/series/502858/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2233070/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2233070/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=ftheiVS0;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"\n <20260505-b4-qcom-tooling-improvements-v6-5-a5fb673f4af6@linaro.org>","References":"\n <20260505-b4-qcom-tooling-improvements-v6-0-a5fb673f4af6@linaro.org>","In-Reply-To":"\n <20260505-b4-qcom-tooling-improvements-v6-0-a5fb673f4af6@linaro.org>","To":"u-boot@lists.denx.de, Sumit Garg ,\n u-boot-qcom@groups.io","Cc":"Tom Rini ,\n Casey Connolly ,\n Neil Armstrong ,\n Balaji Selvanathan ,\n Varadarajan Narayanan ,\n Quentin Schulz ,\n Heinrich Schuchardt ,\n Marek Vasut , Peng Fan ,\n Jaehoon Chung ,\n Aswin Murugan ,\n Ilias Apalodimas ,\n Michal Simek , David Lechner ","X-Mailer":"b4 0.16-dev","X-Developer-Signature":"v=1; a=openpgp-sha256; l=2455;\n i=casey.connolly@linaro.org; h=from:subject:message-id;\n bh=xNBl772678bX3pMRK2ILHqAEnKdLM+zFZttaj+nLKJY=;\n b=owGbwMvMwCFYaeA6f6eBkTjjabUkhsxfgrGsCV+9Ty5Uj/+cne8o/IX/8aHNvh131k4KW/A2T\n atHR+ZZRykLgyAHg6yYIov4iWWWTWsv22tsX3ABZg4rE8gQBi5OAZjI+R6Gv4L5Rdl5oQdE3SaV\n PC2Z9W9jHZdkQgxfYUD1RLe7LR4XOBgZJk8453n+1bvmy6I8c3c++rLqm1j4FIOnvYKLtE+kfm5\n eGAgA","X-Developer-Key":"i=casey.connolly@linaro.org; a=openpgp;\n fpr=83B24DA7FE145076BC38BB250CD904EB673A7C47","X-BeenThere":"u-boot@lists.denx.de","X-Mailman-Version":"2.1.39","Precedence":"list","List-Id":"U-Boot discussion ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","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"},"content":"Add a qualcomm specific Makefile fragment to make u-boot.mbn a build\ntarget and introduce a kconfig option to build it by default on relevant\nplatforms via CONFIG_BUILD_TARGET.\n\nSigned-off-by: Casey Connolly \n---\n Kconfig | 1 +\n arch/arm/mach-snapdragon/Kconfig | 11 +++++++++++\n board/qualcomm/config.mk | 14 ++++++++++++++\n 3 files changed, 26 insertions(+)","diff":"diff --git a/Kconfig b/Kconfig\nindex 8428d039a1c0..183c8096030d 100644\n--- a/Kconfig\n+++ b/Kconfig\n@@ -557,8 +557,9 @@ config BUILD_TARGET\n \tdefault \"u-boot-with-spl.sfp\" if ARCH_SOCFPGA_GEN5\n \tdefault \"u-boot.itb\" if !BINMAN && SPL_LOAD_FIT && (ARCH_ROCKCHIP || \\\n \t\t\t\tRISCV || ARCH_ZYNQMP)\n \tdefault \"u-boot.kwb\" if (ARCH_KIRKWOOD || ARMADA_32BIT) && !SPL\n+\tdefault \"u-boot.mbn\" if ARCH_SNAPDRAGON && QCOM_GENERATE_MBN\n \thelp\n \t Some SoCs need special image types (e.g. U-Boot binary\n \t with a special header) as build targets. By defining\n \t CONFIG_BUILD_TARGET in the SoC / board header, this\ndiff --git a/arch/arm/mach-snapdragon/Kconfig b/arch/arm/mach-snapdragon/Kconfig\nindex d3de8693b5a8..6329cbb9215e 100644\n--- a/arch/arm/mach-snapdragon/Kconfig\n+++ b/arch/arm/mach-snapdragon/Kconfig\n@@ -41,5 +41,16 @@ config SYS_CONFIG_NAME\n \t This option contains information about board configuration name.\n \t Based on this option include/configs/.h header\n \t will be used for board configuration.\n \n+config QCOM_GENERATE_MBN\n+\tbool \"Generate an MBN-compatible ELF binary\"\n+\tdefault n\n+\thelp\n+\t Enable this if you intend to flash U-Boot as a first-stage bootloader.\n+\t The build system will generate a board-specific ELF file with the appropriate\n+\t MBN hash segments and test keys.\n+\n+\t New platforms can be added to tools/qcom/mkmbn/mkmbn.py if they aren't already\n+\t supported.\n+\n endif\ndiff --git a/board/qualcomm/config.mk b/board/qualcomm/config.mk\nnew file mode 100644\nindex 000000000000..769e4a51ca01\n--- /dev/null\n+++ b/board/qualcomm/config.mk\n@@ -0,0 +1,14 @@\n+# SPDX-License-Identifier: GPL-2.0+\n+#\n+# (C) Copyright Linaro Ltd.\n+#\n+# Qualcomm specific make target for MBN signed ELF files.\n+#\n+\n+# Create Qualcomm signed elf images\n+CMD_MKMBN = $(srctree)/tools/qcom/mkmbn/mkmbn.py\n+quiet_cmd_mkmbn = MBN $@\n+ cmd_mkmbn = $(CMD_MKMBN) $<\n+\n+u-boot.mbn: u-boot.bin FORCE\n+\t$(call if_changed,mkmbn)\n","prefixes":["v6","5/6"]}