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GET /api/1.0/patches/2175515/?format=api
{ "id": 2175515, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2175515/?format=api", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/1.0/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 }, "msgid": "<20251218-bootconfig-v4-1-5bbbdb0be1dc@baylibre.com>", "date": "2025-12-18T11:16:56", "name": "[v4,1/5] boot: android: import addBootConfigParameters() from AOSP", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "2e1001e84f92bab27db2bb53f19f9437c98a393a", "submitter": { "id": 76253, "url": "http://patchwork.ozlabs.org/api/1.0/people/76253/?format=api", "name": "Guillaume La Roque", "email": "glaroque@baylibre.com" }, "delegate": { "id": 117687, "url": "http://patchwork.ozlabs.org/api/1.0/users/117687/?format=api", "username": "mkorpershoek", "first_name": "Mattijs", "last_name": "Korpershoek", "email": "mkorpershoek@baylibre.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20251218-bootconfig-v4-1-5bbbdb0be1dc@baylibre.com/mbox/", "series": [ { "id": 485825, "url": "http://patchwork.ozlabs.org/api/1.0/series/485825/?format=api", "date": "2025-12-18T11:16:55", "name": "android: add bootconfig support", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/485825/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2175515/checks/", "tags": {}, "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=baylibre-com.20230601.gappssmtp.com\n header.i=@baylibre-com.20230601.gappssmtp.com header.a=rsa-sha256\n header.s=20230601 header.b=ADxTlezV;\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": "<20251218-bootconfig-v4-1-5bbbdb0be1dc@baylibre.com>", "References": "<20251218-bootconfig-v4-0-5bbbdb0be1dc@baylibre.com>", "In-Reply-To": "<20251218-bootconfig-v4-0-5bbbdb0be1dc@baylibre.com>", "To": "Tom Rini <trini@konsulko.com>,\n Mattijs Korpershoek <mkorpershoek@kernel.org>", "Cc": "Julien Masson <jmasson@baylibre.com>,\n Guillaume La Roque <glaroque@baylibre.com>, u-boot@lists.denx.de,\n Simon Glass <sjg@chromium.org>, Nicolas Belin <nbelin@baylibre.com>,\n Neil Armstrong <neil.armstrong@linaro.org>,\n Andrew Goodbody <andrew.goodbody@linaro.org>,\n Aaron Kling <webgeek1234@gmail.com>, George Chan <gchan9527@gmail.com>,\n Sam Day <me@samcday.com>, Jerome Forissier <jerome.forissier@linaro.org>,\n Maxime Fournier <mfournier@baylibre.com>, Eddie Kovsky <ekovsky@redhat.com>,\n Casey Connolly <casey.connolly@linaro.org>,\n Guillaume Ranquet <ranquet.guillaume@gmail.com>", "X-Mailer": "b4 0.14.3", "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": "From: \"Mattijs Korpershoek (TI.com)\" <mkorpershoek@kernel.org>\n\nTo properly implement Android boot image v4, U-Boot must be able to\nadd additional entries to the bootconfig.\n\nAdd `add_bootconfig_parameters()` to do so.\n\nThis has been imported from Google's U-Boot source[1]\nThe variables/function names have been reworked to be\ncompliant with U-Boot's coding style.\n\n[1] https://android.googlesource.com/platform/external/u-boot/+/7af0a0506d4de6f5ea147d10fb0664a8af07d326\n\nSigned-off-by: Mattijs Korpershoek (TI.com) <mkorpershoek@kernel.org>\nReviewed-by: Mattijs Korpershoek <mkorpershoek@kernel.org>\nSigned-off-by: Guillaume La Roque (TI.com) <glaroque@baylibre.com>\n---\n boot/image-android.c | 40 ++++++++++++++++++++++++++++++++++++++++\n 1 file changed, 40 insertions(+)", "diff": "diff --git a/boot/image-android.c b/boot/image-android.c\nindex e46dee0d9b3..877cd39fbef 100644\n--- a/boot/image-android.c\n+++ b/boot/image-android.c\n@@ -57,6 +57,46 @@ static ulong add_trailer(ulong bootconfig_start_addr, ulong bootconfig_size)\n \treturn BOOTCONFIG_TRAILER_SIZE;\n }\n \n+/*\n+ * Add a string of boot config parameters to memory appended by the trailer.\n+ * NOTE: This function expects bootconfig_start_addr to be already mapped.\n+ * It works directly with the mapped pointer, not a physical address.\n+ */\n+static long add_bootconfig_parameters(char *params, long params_len,\n+\t\t\t\t ulong bootconfig_start_addr, u32 bootconfig_size)\n+{\n+\tlong applied_bytes = 0;\n+\tlong new_size = 0;\n+\tulong end;\n+\n+\tif (!params || !bootconfig_start_addr)\n+\t\treturn -EINVAL;\n+\n+\tif (params_len == 0)\n+\t\treturn 0;\n+\n+\tend = bootconfig_start_addr + bootconfig_size;\n+\n+\tif (is_trailer_present(end)) {\n+\t\tend -= BOOTCONFIG_TRAILER_SIZE;\n+\t\tapplied_bytes -= BOOTCONFIG_TRAILER_SIZE;\n+\t\tmemcpy(&new_size, (void *)end, BOOTCONFIG_SIZE_SIZE);\n+\t} else {\n+\t\t/*\n+\t\t * When no trailer is present, the bootconfig_size includes the actual content.\n+\t\t * We should write new parameters right after the existing content.\n+\t\t */\n+\t\tend = bootconfig_start_addr + bootconfig_size;\n+\t\tnew_size = bootconfig_size;\n+\t}\n+\n+\tmemcpy((void *)end, params, params_len);\n+\tapplied_bytes += params_len;\n+\tapplied_bytes += add_trailer(bootconfig_start_addr,\n+\t\t\t\t bootconfig_size + applied_bytes);\n+\treturn applied_bytes;\n+}\n+\n __weak ulong get_avendor_bootimg_addr(void)\n {\n \treturn -1;\n", "prefixes": [ "v4", "1/5" ] }