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{ "id": 2146083, "url": "http://patchwork.ozlabs.org/api/covers/2146083/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/cover/20251006101057.4172248-1-anshuld@ti.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/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": "<20251006101057.4172248-1-anshuld@ti.com>", "list_archive_url": null, "date": "2025-10-06T10:10:48", "name": "[-next,v3,0/7] Add support for secure falcon mode: disable fallback", "submitter": { "id": 90324, "url": "http://patchwork.ozlabs.org/api/people/90324/?format=api", "name": "Anshul Dalal", "email": "anshuld@ti.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/cover/20251006101057.4172248-1-anshuld@ti.com/mbox/", "series": [ { "id": 476383, "url": "http://patchwork.ozlabs.org/api/series/476383/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=476383", "date": "2025-10-06T10:10:48", "name": "Add support for secure falcon mode: disable fallback", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/476383/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2146083/comments/", "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 (1024-bit key;\n unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256\n header.s=ti-com-17Q1 header.b=RO/m/De7;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=85.214.62.61; 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Mon, 6 Oct 2025 05:11:00 -0500", "from localhost (dhcp-172-24-233-105.dhcp.ti.com [172.24.233.105])\n by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 596AAx9T3268452;\n Mon, 6 Oct 2025 05:11:00 -0500" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-2.5 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,\n DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,\n RCVD_IN_DNSWL_BLOCKED,RCVD_IN_VALIDITY_CERTIFIED_BLOCKED,\n RCVD_IN_VALIDITY_RPBL_BLOCKED,SPF_HELO_PASS,SPF_PASS autolearn=ham\n autolearn_force=no version=3.4.2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com;\n s=ti-com-17Q1; t=1759745461;\n bh=GSdgNLs4WiKyW/9blI9OHa4wMeFK8CcqcruCr4zwiok=;\n h=From:To:CC:Subject:Date;\n b=RO/m/De7APSBzwT6De8EDTzup675XpjABUSEEJ63Ko0mnoWepdtXKI5yCFBw/55ai\n vJutVHs/n/WyhjIQ1XQV1ITFJQFXr/hrebm60pMJ7mxUWwgdTeKjOwtdbbm5uqsKq3\n e3PMS334PA9lrD7zc7zXctPlHsXMTRUpkOxY0DD0=", "From": "Anshul Dalal <anshuld@ti.com>", "To": "<u-boot@lists.denx.de>", "CC": "Anshul Dalal <anshuld@ti.com>, <vigneshr@ti.com>, <trini@konsulko.com>,\n <afd@ti.com>, <m-chawdhry@ti.com>, <n-francis@ti.com>, <b-liu@ti.com>,\n <nm@ti.com>, <bb@ti.com>, <kever.yang@rock-chips.com>,\n <hl@rock-chips.com>, <tim@feathertop.org>,\n <marek.vasut+renesas@mailbox.org>", "Subject": "[PATCH -next v3 0/7] Add support for secure falcon mode: disable\n fallback", "Date": "Mon, 6 Oct 2025 15:40:48 +0530", "Message-ID": "<20251006101057.4172248-1-anshuld@ti.com>", "X-Mailer": "git-send-email 2.51.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-C2ProcessedOrg": "333ef613-75bf-4e12-a4b1-8e3623f5dcea", "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": "Hi all,\n\nContinuing from the last series[1], this patch series addresses the requirement\nof allowing no fallbacks in secure falcon mode.\n\nTo do this in a clean way, all the falcon mode logic for each boot media was\nrefactored to a corresponding *_load_image_os function whereas the regular\nboot is implemented in *_load_image, this allows us to easily return early in\ncase the *_load_image_os function fails with secure mode enabled.\n\nThe series also introduces the new SPL_OS_BOOT_SECURE config symbol which\nenables secure falcon boot flow.\n\nThe generic flow after the patch series looks as follows:\n\n\tstatic int spl_<bootmedia>_load_image(...) {\n\t\tif (CONFIG_IS_ENABLED(OS_BOOT)) {\n\n\t\t\tret = spl_<bootmedia>_load_image_os(...);\n\n\t\t\tputs(\"Failcon mode failed\\n\");\n\t\t\tif (CONFIG_IS_ENABLED(OS_BOOT_SECURE)) {\n\t\t\t\tputs(\"no fallback allowed!\\n\");\n\t\t\t\treturn ret;\n\t\t\t}\n\n\t\t\tputs(\"Falling back to U-Boot\\n\");\n\t\t}\n\n\t\t/* Regular boot flow */\n\t}\n\nRegards,\nAnshul\n\n[1]: https://lore.kernel.org/u-boot/20250923124639.667718-1-anshuld@ti.com/\nDepends-on: https://lore.kernel.org/u-boot/20250923124639.667718-1-anshuld@ti.com/\n---\nChanges in v3:\n - Remove the patch enabling SPL_OS_BOOT for TI_SECURE_DEVICE\nv2: https://lore.kernel.org/u-boot/20250923130901.705124-1-anshuld@ti.com/\n\nChanges in v2:\n - Remove extra printf to address SPL size concerns\nv1: https://lore.kernel.org/u-boot/20250916105857.163951-1-anshuld@ti.com/\n---\n\nAnshul Dalal (7):\n spl: Kconfig: add SPL_OS_BOOT_SECURE config symbol\n spl: mmc: split spl_mmc_do_fs_boot into regular/os_boot\n spl: ubi: refactor spl_ubi_load_image for falcon mode\n spl: spi: refactor spl_spi_load_image for falcon mode\n spl: nor: refactor spl_nor_load_image for falcon mode\n spl: nand: refactor spl_nand_load_image for falcon mode\n spl: falcon: disable fallback to U-Boot on failure\n\n common/spl/Kconfig | 8 ++++\n common/spl/spl_mmc.c | 84 ++++++++++++++++++++++------------\n common/spl/spl_nand.c | 95 +++++++++++++++++++++-----------------\n common/spl/spl_nor.c | 104 ++++++++++++++++++++++++------------------\n common/spl/spl_spi.c | 33 +++++++++++---\n common/spl/spl_ubi.c | 46 ++++++++++++++-----\n 6 files changed, 234 insertions(+), 136 deletions(-)" }