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GET /api/1.2/patches/2224477/?format=api
{ "id": 2224477, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2224477/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20260417130204.49896-12-philippe.reynes@softathome.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/1.2/projects/18/?format=api", "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": "<20260417130204.49896-12-philippe.reynes@softathome.com>", "list_archive_url": null, "date": "2026-04-17T13:02:01", "name": "[v4,11/14] boot: pre-load: add support of ecdsa", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "9cf49bfa80a624875fba37977f0375f6fbf55d70", "submitter": { "id": 74351, "url": "http://patchwork.ozlabs.org/api/1.2/people/74351/?format=api", "name": "Philippe Reynes", "email": "philippe.reynes@softathome.com" }, "delegate": { "id": 161313, "url": "http://patchwork.ozlabs.org/api/1.2/users/161313/?format=api", "username": "raymo200915", "first_name": "Raymond", "last_name": "Mao", "email": "raymondmaoca@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260417130204.49896-12-philippe.reynes@softathome.com/mbox/", "series": [ { "id": 500332, "url": "http://patchwork.ozlabs.org/api/1.2/series/500332/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=500332", "date": "2026-04-17T13:02:04", "name": "add software ecdsa support", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/500332/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2224477/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2224477/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "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=softathome1.onmicrosoft.com header.i=@softathome1.onmicrosoft.com\n header.a=rsa-sha256 header.s=selector1-softathome1-onmicrosoft-com\n header.b=pjRmfIgD;\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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client-ip=149.6.166.170;\n helo=proxy.softathome.com; pr=C", "From": "Philippe Reynes <philippe.reynes@softathome.com>", "To": "marko.makela@iki.fi, jonny.green@keytechinc.com, raymondmaoca@gmail.com,\n trini@konsulko.com, simon.glass@canonical.com", "Cc": "u-boot@lists.denx.de,\n\tPhilippe Reynes <philippe.reynes@softathome.com>", "Subject": "[PATCH v4 11/14] boot: pre-load: add support of ecdsa", "Date": "Fri, 17 Apr 2026 15:02:01 +0200", "Message-ID": "<20260417130204.49896-12-philippe.reynes@softathome.com>", "X-Mailer": "git-send-email 2.43.0", "In-Reply-To": "<20260417130204.49896-1-philippe.reynes@softathome.com>", "References": "<20260417130204.49896-1-philippe.reynes@softathome.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "PA3PEPF000089B8:EE_|PR0P264MB2773:EE_", "Content-Type": "text/plain", "X-MS-Office365-Filtering-Correlation-Id": "d83fc168-469c-4881-a687-08de9c8189a1", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;\n ARA:13230040|36860700016|82310400026|376014|1800799024|22082099003|56012099003|18002099003;", "X-Microsoft-Antispam-Message-Info": "\n SrOHxEisRqjKWCJ3qusRxxEyurbxmaY1DAt9MGLgGN4eVyhYPpv7bOOl4FKqhvR0RqXJnOMAMwraJ227OsNsTdl3kmZSmkHoFVDMrkybyZ6DciK7xxuUlIMGZF/MZZ+g+noY13mKf2O7OOLIwI/LGj0+vtfxnBSlLrH7mcRZ3bSz0aThCrwE7VWZCOALIDpfGvRJMpZUsnE4LpAjRqEkMZ3G6Dv81gbgr/hxES+Kt/Yi/VO4cMK4U+axQP5GhFJc9XBUId8P4jFp4O3paNVtW6wENPC0lyW4l4EOxBmFZMyLWB5s1XhdvOAR3HBGI8lgRakJLAK2cw445KHWGGgEJ3xAUJgcDIyUoDDy6BpMMUShhfBgJhHmCzMUhyxTKakeCeZUKzvyQZKUw7nh1pOFKjScWZs4W0ibLdrA00D7K30FdMQYWBI+QqjH1a5x3p8X07g37uUgXFdMtVGWR2nqL1iKhEHStnODeQx3tcxuX8SnKkPfnAbUhukwV8xnY8qbVZi8FQl9+f5FOhon2RzweY9iouB47YGUTpFlurcwxmcQBZuw9bVUuNnsoG4pcNHu3okNi12F9wRSn4Bn/E+1ncSUXsvTtRec7DdJQhCC5J2x0pUh6tonjRjUx9vrgiBiWdi6e/gClyn+tJWpU2EVu6qtZ1CeMTsRtebISVeiujzPoTCKJhHD6STTZfJ98Y43JG25aa6yjQNqVCvKtFizy1nUhAS0+PHwde8/jTJKPFDRCAKq1ih8sKcQx15r0UaXyEof5yUjfC8nPd5jDDrWbQ==", "X-Forefront-Antispam-Report": "CIP:149.6.166.170; 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Ip=[149.6.166.170];\n Helo=[proxy.softathome.com]", "X-MS-Exchange-CrossTenant-AuthSource": "PA3PEPF000089B8.FRAP264.PROD.OUTLOOK.COM", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "PR0P264MB2773", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.39", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "Right now, u-boot can only boot image with a\npre-load header with rsa. We add the support\nof ecdsa.\n\nSigned-off-by: Philippe Reynes <philippe.reynes@softathome.com>\n---\nv3:\n- initial version\nv4:\n- avoid calling image_get_crypto_algo several times\n\n\n boot/image-pre-load.c | 56 ++++++++++++++++++++++++++++++++++---------\n 1 file changed, 45 insertions(+), 11 deletions(-)", "diff": "diff --git a/boot/image-pre-load.c b/boot/image-pre-load.c\nindex 2f851ebb28c..8298471cd50 100644\n--- a/boot/image-pre-load.c\n+++ b/boot/image-pre-load.c\n@@ -70,6 +70,17 @@ static int image_pre_load_sig_setup(struct image_sig_info *info)\n \treturn 0;\n }\n #else\n+\n+static int is_ecdsa(struct crypto_algo *crypto)\n+{\n+\tint ret = 0;\n+\n+\tif (crypto && !strncmp(crypto->name, \"ecdsa\", strlen(\"ecdsa\")))\n+\t\tret = 1;\n+\n+\treturn ret;\n+}\n+\n /*\n * This function gathers information about the signature check\n * that could be done before launching the image.\n@@ -86,6 +97,7 @@ static int image_pre_load_sig_setup(struct image_sig_info *info)\n \tint key_len;\n \tint node, ret = 0;\n \tchar *sig_info_path = NULL;\n+\tstruct crypto_algo *crypto;\n \n \tif (!info) {\n \t\tlog_err(\"ERROR: info is NULL for image pre-load sig check\\n\");\n@@ -114,11 +126,24 @@ static int image_pre_load_sig_setup(struct image_sig_info *info)\n \t\tgoto out;\n \t}\n \n-\tpadding_name = fdt_getprop(gd_fdt_blob(), node,\n-\t\t\t\t IMAGE_PRE_LOAD_PROP_PADDING_NAME, NULL);\n-\tif (!padding_name) {\n-\t\tlog_info(\"INFO: no padding_name provided, so using pkcs-1.5\\n\");\n-\t\tpadding_name = \"pkcs-1.5\";\n+\tcrypto = image_get_crypto_algo(algo_name);\n+\tif (!crypto) {\n+\t\tprintf(\"ERROR: can't find a valid crypto algo from %s\\n\",\n+\t\t (char *)algo_name);\n+\t\tret = -EINVAL;\n+\t\tgoto out;\n+\t}\n+\n+\tif (is_ecdsa(crypto)) {\n+\t\tpadding_name = NULL;\n+\t} else {\n+\t\tpadding_name = fdt_getprop(gd_fdt_blob(), node,\n+\t\t\t\t\t IMAGE_PRE_LOAD_PROP_PADDING_NAME,\n+\t\t\t\t\t NULL);\n+\t\tif (!padding_name) {\n+\t\t\tlog_info(\"INFO: no padding_name provided, so using pkcs-1.5\\n\");\n+\t\t\tpadding_name = \"pkcs-1.5\";\n+\t\t}\n \t}\n \n \tsig_size = fdt_getprop(gd_fdt_blob(), node,\n@@ -129,12 +154,17 @@ static int image_pre_load_sig_setup(struct image_sig_info *info)\n \t\tgoto out;\n \t}\n \n-\tkey = fdt_getprop(gd_fdt_blob(), node,\n-\t\t\t IMAGE_PRE_LOAD_PROP_PUBLIC_KEY, &key_len);\n-\tif (!key) {\n-\t\tlog_err(\"ERROR: no key for image pre-load sig check\\n\");\n-\t\tret = -EINVAL;\n-\t\tgoto out;\n+\tif (is_ecdsa(crypto)) {\n+\t\tkey = NULL;\n+\t\tkey_len = 0;\n+\t} else {\n+\t\tkey = fdt_getprop(gd_fdt_blob(), node,\n+\t\t\t\t IMAGE_PRE_LOAD_PROP_PUBLIC_KEY, &key_len);\n+\t\tif (!key) {\n+\t\t\tlog_err(\"ERROR: no key for image pre-load sig check\\n\");\n+\t\t\tret = -EINVAL;\n+\t\t\tgoto out;\n+\t\t}\n \t}\n \n \tinfo->algo_name\t\t= (char *)algo_name;\n@@ -155,6 +185,10 @@ static int image_pre_load_sig_setup(struct image_sig_info *info)\n \tinfo->sig_info.crypto = image_get_crypto_algo(info->sig_info.name);\n \tinfo->sig_info.key = info->key;\n \tinfo->sig_info.keylen = info->key_len;\n+\tif (is_ecdsa(crypto)) {\n+\t\tinfo->sig_info.required_keynode = node;\n+\t\tinfo->sig_info.fdt_blob = gd_fdt_blob();\n+\t}\n \n out:\n \treturn ret;\n", "prefixes": [ "v4", "11/14" ] }