{"id":2197012,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2197012/?format=json","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.0/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},"msgid":"<3c7d569e09075992921c6d627c91934665a637d1.1771275704.git.daniel@makrotopia.org>","date":"2026-02-16T21:24:13","name":"[RFC,18/20] boot: bootmeth: openwrt: support MTD and UBI bootdevs","commit_ref":null,"pull_url":null,"state":"rfc","archived":false,"hash":"812362c9e4032a8ace2249ca423c6d405e0e804b","submitter":{"id":64091,"url":"http://patchwork.ozlabs.org/api/1.0/people/64091/?format=json","name":"Daniel Golle","email":"daniel@makrotopia.org"},"delegate":{"id":3651,"url":"http://patchwork.ozlabs.org/api/1.0/users/3651/?format=json","username":"trini","first_name":"Tom","last_name":"Rini","email":"trini@ti.com"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/3c7d569e09075992921c6d627c91934665a637d1.1771275704.git.daniel@makrotopia.org/mbox/","series":[{"id":492351,"url":"http://patchwork.ozlabs.org/api/1.0/series/492351/?format=json","date":"2026-02-16T21:21:14","name":"boot: add OpenWrt boot method and on-demand FIT loading","version":1,"mbox":"http://patchwork.ozlabs.org/series/492351/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2197012/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["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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Mon, 16 Feb 2026 22:24:32 +0100 (CET)","from local\n by pidgin.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256)\n (Exim 4.99) (envelope-from )\n id 1vs64m-000000002qL-3v7M; Mon, 16 Feb 2026 21:24:17 +0000"],"X-Spam-Checker-Version":"SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de","X-Spam-Level":"","X-Spam-Status":"No, score=-1.9 required=5.0 tests=BAYES_00,\n RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=ham\n autolearn_force=no version=3.4.2","Date":"Mon, 16 Feb 2026 21:24:13 +0000","From":"Daniel Golle ","To":"Tom Rini , Simon Glass ,\n Quentin Schulz ,\n Daniel Golle ,\n Kory Maincent ,\n Mattijs Korpershoek ,\n Martin Schwan , Anshul Dalal ,\n Ilias Apalodimas ,\n Sughosh Ganu , Aristo Chen ,\n\t=?utf-8?b?54mbIOW/l+Wujw==?= ,\n Marek Vasut ,\n Heinrich Schuchardt ,\n Wolfgang Wallner ,\n Frank Wunderlich ,\n David Lechner ,\n Osama Abdelkader ,\n Mikhail Kshevetskiy ,\n Michael Trimarchi ,\n Miquel Raynal ,\n Andrew Goodbody ,\n Yegor Yefremov ,\n Mike Looijmans ,\n Weijie Gao ,\n Alexander Stein ,\n Neil Armstrong ,\n Mayuresh Chitale ,\n Paul HENRYS , u-boot@lists.denx.de","Cc":"John Crispin , Paul Spooren ","Subject":"[RFC PATCH 18/20] boot: bootmeth: openwrt: support MTD and UBI\n bootdevs","Message-ID":"\n <3c7d569e09075992921c6d627c91934665a637d1.1771275704.git.daniel@makrotopia.org>","References":"","MIME-Version":"1.0","Content-Type":"text/plain; charset=utf-8","Content-Disposition":"inline","Content-Transfer-Encoding":"8bit","In-Reply-To":"","X-Mailman-Approved-At":"Mon, 16 Feb 2026 22:25:02 +0100","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":"Extend bootmeth_openwrt's boot() to handle all three storage backends:\n\n- Block devices: detected via bflow->blk, uses image_loader_init_blk()\n (existing path, refactored into openwrt_boot_blk() helper)\n- UBI volumes: detected by checking the bootdev driver name\n (\"ubi_bootdev\"), uses image_loader_init_ubi() with the volume name\n from bflow->bootmeth_priv\n- MTD partitions: fallback for non-block bootflows with a priv string,\n uses image_loader_init_mtd() with the partition name\n\nThe check() function does not need changes: bootflow_iter_check_blk()\nalready accepts non-network bootdevs including UCLASS_MTD parents.\n\nThe rest of boot() remains identical across backends — bootm_init(),\noptional bootconf config selection, bootm_run(), cleanup on error.\nEach backend path is guarded by IS_ENABLED(CONFIG_BOOTDEV_*) to\navoid link errors when not configured.\n\nSigned-off-by: Daniel Golle \n---\n boot/bootmeth_openwrt.c | 29 +++++++++++++++++++++++------\n 1 file changed, 23 insertions(+), 6 deletions(-)","diff":"diff --git a/boot/bootmeth_openwrt.c b/boot/bootmeth_openwrt.c\nindex 82f39c17d7f..e1f47b58f61 100644\n--- a/boot/bootmeth_openwrt.c\n+++ b/boot/bootmeth_openwrt.c\n@@ -73,21 +73,38 @@ static int openwrt_read_bootflow(struct udevice *dev, struct bootflow *bflow)\n \treturn 0;\n }\n \n-static int openwrt_boot(struct udevice *dev, struct bootflow *bflow)\n+static int openwrt_boot_blk(struct bootflow *bflow,\n+\t\t\t struct image_loader *ldr)\n {\n \tstruct blk_desc *desc = dev_get_uclass_plat(bflow->blk);\n \tconst char *ifname = blk_get_devtype(bflow->blk);\n+\tchar dev_part_str[32];\n+\n+\tsnprintf(dev_part_str, sizeof(dev_part_str), \"%d:%d\",\n+\t\t desc->devnum, bflow->part);\n+\n+\treturn image_loader_init_blk(ldr, ifname, dev_part_str);\n+}\n+\n+static int openwrt_boot(struct udevice *dev, struct bootflow *bflow)\n+{\n \tstruct image_loader ldr = {};\n \tstruct bootm_info bmi;\n-\tchar dev_part_str[32];\n \tchar addr_img[64];\n \tconst char *conf;\n \tint ret;\n \n-\tsnprintf(dev_part_str, sizeof(dev_part_str), \"%d:%d\",\n-\t\t desc->devnum, bflow->part);\n-\n-\tret = image_loader_init_blk(&ldr, ifname, dev_part_str);\n+\tif (bflow->blk) {\n+\t\tret = openwrt_boot_blk(bflow, &ldr);\n+\t} else if (IS_ENABLED(CONFIG_BOOTDEV_UBI) &&\n+\t\t !strcmp(bflow->dev->driver->name, \"ubi_bootdev\")) {\n+\t\tret = image_loader_init_ubi(&ldr, bflow->bootmeth_priv);\n+\t} else if (IS_ENABLED(CONFIG_BOOTDEV_MTD) &&\n+\t\t bflow->bootmeth_priv) {\n+\t\tret = image_loader_init_mtd(&ldr, bflow->bootmeth_priv);\n+\t} else {\n+\t\treturn log_msg_ret(\"typ\", -ENODEV);\n+\t}\n \tif (ret)\n \t\treturn log_msg_ret(\"ldr\", ret);\n \n","prefixes":["RFC","18/20"]}