From patchwork Wed May 31 05:29:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jassi Brar X-Patchwork-Id: 687281 Delivered-To: patch@linaro.org Received: by 2002:a5d:4d8a:0:0:0:0:0 with SMTP id b10csp1083610wru; Tue, 30 May 2023 22:29:42 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4thmwPYhABITVpc1o5zfoodWfOzgWz4qxinr9qvaf4t3OHVgzznMXwftSL2O0fD501PG1U X-Received: by 2002:a05:6a20:4304:b0:10b:ca02:1a5e with SMTP id h4-20020a056a20430400b0010bca021a5emr5358973pzk.55.1685510982171; Tue, 30 May 2023 22:29:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1685510982; cv=none; d=google.com; s=arc-20160816; b=VyDBwbtkF4J//ndFqQQDkSDzbXBF8i9oU5uwC8i/CFr9Kdhbj1RpZySt9rFaypQ6gY yoPGqX8qsUUh3rMv0wn1abiqG4c/mJgT2LBfRKobCPQR87DOCG6P4uR6GmpWZkwhbUh/ rqEQ+ivruVJxButa9tfC+ahTM9mo0vxRYIhVkoLc0EA1lLjRzxze1sHOMT0vgA9EXj/J 65h0J71/ZqukrUVBzC7Q0jstYF5nVCj1kZUIQEBSJCYtIdb5QyauMgKevxFFMkUdJ6bR hUk9b5jdvSJ9+XNyxETkuuwJ8IrHSrxqb+sB2shWAGjXhgRLPJQzJzECcyXJlcemZKj9 p15A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=X2bCywKPbkQZIw3porh+F2PC5CQ2yQPIQ3N1kXj7wn8=; b=j8ZjqLbdSGymFbKeFWKPs7J/PXKyLCWTGb9QrKMhvypOUCWDJ9b7v+btpNUuYiX/+f dVPtErypO1W/QZ0rz7y1Qj8iMzdDdK6UtJdbiS3SWRXhVEnXGesrzJlY3GpoKUY2t04m fP7suljX2rg0FhaNA0cDiT7nglyLI/dmorxiouw/2+SZdMglFiPT+K95rWLKxqn6uQbY xR8b6yheLzje4ei6yt+Z8rtlDuSie4KVrYkxNZNq4eOnKERhxE/bsg7/kI4DLkKdKd7A 2jkNeyQ53IibYipJPsvWhUwzVOXc1//MiIGW0aQ8QTm745NIhXiY5g1hk0LrzTPn6mVh OPlw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=lxLz7chs; spf=pass (google.com: domain of u-boot-bounces@lists.denx.de designates 85.214.62.61 as permitted sender) smtp.mailfrom=u-boot-bounces@lists.denx.de; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from phobos.denx.de (phobos.denx.de. [85.214.62.61]) by mx.google.com with ESMTPS id l69-20020a638848000000b0051e011fcd73si385146pgd.237.2023.05.30.22.29.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 May 2023 22:29:42 -0700 (PDT) Received-SPF: pass (google.com: domain of u-boot-bounces@lists.denx.de designates 85.214.62.61 as permitted sender) client-ip=85.214.62.61; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=lxLz7chs; spf=pass (google.com: domain of u-boot-bounces@lists.denx.de designates 85.214.62.61 as permitted sender) smtp.mailfrom=u-boot-bounces@lists.denx.de; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id C8409861C0; Wed, 31 May 2023 07:29:36 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="lxLz7chs"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id ACC70861C0; Wed, 31 May 2023 07:29:33 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.2 Received: from mail-yw1-x1133.google.com (mail-yw1-x1133.google.com [IPv6:2607:f8b0:4864:20::1133]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id CDD29861AA for ; Wed, 31 May 2023 07:29:29 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=jaswinder.singh@linaro.org Received: by mail-yw1-x1133.google.com with SMTP id 00721157ae682-565a022ef06so73968257b3.3 for ; Tue, 30 May 2023 22:29:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1685510968; x=1688102968; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=X2bCywKPbkQZIw3porh+F2PC5CQ2yQPIQ3N1kXj7wn8=; b=lxLz7chs5M+XTw7kIwrsgEm6vlbwlVXqZVPSe+yP6mYQ6qhbJORgGLmNt6C/XY8/SN zY2k8PkAxfIPuUwpk1qodxEVU/DQiTt/gR7ESl6SAzUV+L8pzF9HxjBzW8AuTqtGoghr pjVATNUxpfBANPjl3bcFvsdFhLZIiGTow7244Qthhc+7HqT99zZbex4fH1KHidgOEJ6p frcsPqjccHWXNZ6ICRkdOE6JiqN/G+yHlc7uK7ecmbSSrCIku/TMPm1rtDJ+vlMi+VXQ DzmGxGXZ9GB+lAov9gQsWOuGaV+Q9mQzNjDUZQcOiUQZzH3hsfoHnc3lQoyrr23Qv00f BsCw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1685510968; x=1688102968; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=X2bCywKPbkQZIw3porh+F2PC5CQ2yQPIQ3N1kXj7wn8=; b=EkAF25ny7uMXpAU0BAz9WitGI/sQRpulAHaBmZ2X0D/+tnbPdq8t+rF93cpamR8/2q +GkC7qr0PVFJtul7ThSFV/ajz2sKZ2ATZ2NckqwDAsMO+HgbnPdIgn++lcMkK28D57e/ F1clSBEe4s4wmPk7HHA5EicOR7/IIOl9zdGEMbASsLw9y+vHNkw3CsaCDpdOp/izqXUQ WifK5Am166j2VEFZxE9E9M1KTnAiVBK4Eqhud9WKjnUwwUo31Xd2o30nyEJJrWqmBjjO 2m74GEzmto2trd6eGqX63mn1GFv5HjV+hXaxx/+nXkG7cX+cg0t1S2VlJ1tucG58B1eh S2wg== X-Gm-Message-State: AC+VfDx5930+5TRzetZAb5CEbM1zwfkQRuo9tgG507pmLg6GuwiXf/vM 53sgnxO4H9pUsOGQv88vnzJ4X4FkwHFciEwP6uA= X-Received: by 2002:a81:8802:0:b0:568:f9f0:b064 with SMTP id y2-20020a818802000000b00568f9f0b064mr194077ywf.13.1685510968249; Tue, 30 May 2023 22:29:28 -0700 (PDT) Received: from jassi-desktop.. (wnpgmb0311w-ds01-45-177-228.dynamic.bellmts.net. [206.45.177.228]) by smtp.gmail.com with ESMTPSA id n63-20020a0de442000000b00545b02d4af5sm4429701ywe.48.2023.05.30.22.29.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 May 2023 22:29:28 -0700 (PDT) From: jaswinder.singh@linaro.org To: u-boot@lists.denx.de Cc: ilias.apalodimas@linaro.org, etienne.carriere@linaro.org, trini@konsulko.com, sjg@chromium.org, sughosh.ganu@linaro.org, xypron.glpk@gmx.de, michal.simek@amd.com, takahiro.akashi@linaro.org, Masami Hiramatsu , Jassi Brar Subject: [PATCH v6 2/6] tools: Add mkfwumdata tool for FWU metadata image Date: Wed, 31 May 2023 00:29:24 -0500 Message-Id: <20230531052924.21910-1-jaswinder.singh@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230531052804.21871-1-jaswinder.singh@linaro.org> References: <20230531052804.21871-1-jaswinder.singh@linaro.org> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 From: Masami Hiramatsu Add 'mkfwumdata' tool to generate FWU metadata image for the meta-data partition to be used in A/B Update imeplementation. Signed-off-by: Sughosh Ganu Signed-off-by: Jassi Brar Signed-off-by: Masami Hiramatsu --- doc/mkfwumdata.1 | 89 ++++++++++++ tools/Kconfig | 9 ++ tools/Makefile | 4 + tools/mkfwumdata.c | 334 +++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 436 insertions(+) create mode 100644 doc/mkfwumdata.1 create mode 100644 tools/mkfwumdata.c diff --git a/doc/mkfwumdata.1 b/doc/mkfwumdata.1 new file mode 100644 index 0000000000..7dd718b26e --- /dev/null +++ b/doc/mkfwumdata.1 @@ -0,0 +1,89 @@ +.\" SPDX-License-Identifier: GPL-2.0-or-later +.\" Copyright (C) 2023 Jassi Brar +.TH MKFWUMDATA 1 2023-04-10 U-Boot +.SH NAME +mkfwumdata \- create FWU metadata image +. +.SH SYNOPSIS +.SY mkfwumdata +.OP \-a activeidx +.OP \-p previousidx +.OP \-g +.BI \-i\~ imagecount +.BI \-b\~ bankcount +.I UUIDs +.I outputimage +.YS +.SY mkfwumdata +.B \-h +.YS +. +.SH DESCRIPTION +.B mkfwumdata +creates metadata info to be used with FWU. +. +.SH OPTIONS +.TP +.B \-h +Print usage information and exit. +. +.TP +.B \-a +Set +.IR activeidx +as the currently active Bank. Default is 0. +. +.TP +.B \-p +Set +.IR previousidx +as the previous active Bank. Default is +.IR activeidx "-1" +or +.IR bankcount "-1," +whichever is non-negative. +. +.TP +.B \-g +Convert the +.IR UUIDs +as GUIDs before use. +. +.TP +.B \-i +Specify there are +.IR imagecount +images in each bank. +. +.TP +.B \-b +Specify there are a total of +.IR bankcount +banks. +. +.TP +.IR UUIDs +Comma-separated list of UUIDs required to create the metadata :- +location_uuid,image_type_uuid, +. +.TP +.IR outputimage +Specify the name of the metadata image file to be created. +. +.SH BUGS +Please report bugs to the +.UR https://\:source\:.denx\:.de/\:u-boot/\:u-boot/\:issues +U-Boot bug tracker +.UE . +.SH EXAMPLES +Create a metadata image with 2 banks and 1 image/bank, BankAct=0, BankPrev=1: +.PP +.EX +.in +4 +$ \c +.B mkfwumdata \-a 0 \-p 1 \-b 2 \-i 1 \\\\\& +.in +6 +.B 17e86d77-41f9-4fd7-87ec-a55df9842de5,\\\\\& +.B 10c36d7d-ca52-b843-b7b9-f9d6c501d108,\\\\\& +.B 5a66a702-99fd-4fef-a392-c26e261a2828,a8f868a1-6e5c-4757-878d-ce63375ef2c0 \\\\\& +.B fwu-mdata.img diff --git a/tools/Kconfig b/tools/Kconfig index 539708f277..6e23f44d55 100644 --- a/tools/Kconfig +++ b/tools/Kconfig @@ -157,4 +157,13 @@ config LUT_SEQUENCE help Look Up Table Sequence +config TOOLS_MKFWUMDATA + bool "Build mkfwumdata command" + default y if FWU_MULTI_BANK_UPDATE + help + This command allows users to create a raw image of the FWU + metadata for initial installation of the FWU multi bank + update on the board. The installation method depends on + the platform. + endmenu diff --git a/tools/Makefile b/tools/Makefile index d793cf3bec..a0cd87ff93 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -251,6 +251,10 @@ HOSTLDLIBS_mkeficapsule += \ $(shell pkg-config --libs uuid 2> /dev/null || echo "-luuid") hostprogs-$(CONFIG_TOOLS_MKEFICAPSULE) += mkeficapsule +mkfwumdata-objs := mkfwumdata.o lib/crc32.o +HOSTLDLIBS_mkfwumdata += -luuid +hostprogs-$(CONFIG_TOOLS_MKFWUMDATA) += mkfwumdata + # We build some files with extra pedantic flags to try to minimize things # that won't build on some weird host compiler -- though there are lots of # exceptions for files that aren't complaint. diff --git a/tools/mkfwumdata.c b/tools/mkfwumdata.c new file mode 100644 index 0000000000..9732a8ddc5 --- /dev/null +++ b/tools/mkfwumdata.c @@ -0,0 +1,334 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2023, Linaro Limited + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* This will dynamically allocate the fwu_mdata */ +#define CONFIG_FWU_NUM_BANKS 0 +#define CONFIG_FWU_NUM_IMAGES_PER_BANK 0 + +/* Since we can not include fwu.h, redefine version here. */ +#define FWU_MDATA_VERSION 1 + +typedef uint8_t u8; +typedef int16_t s16; +typedef uint16_t u16; +typedef uint32_t u32; +typedef uint64_t u64; + +#include + +/* TODO: Endianness conversion may be required for some arch. */ + +static const char *opts_short = "b:i:a:p:gh"; + +static struct option options[] = { + {"banks", required_argument, NULL, 'b'}, + {"images", required_argument, NULL, 'i'}, + {"guid", required_argument, NULL, 'g'}, + {"active-bank", required_argument, NULL, 'a'}, + {"previous-bank", required_argument, NULL, 'p'}, + {"help", no_argument, NULL, 'h'}, + {NULL, 0, NULL, 0}, +}; + +static void print_usage(void) +{ + fprintf(stderr, "Usage: mkfwumdata [options] \n"); + fprintf(stderr, "Options:\n" + "\t-i, --images Number of images (mandatory)\n" + "\t-b, --banks Number of banks (mandatory)\n" + "\t-a, --active-bank Active bank (default=0)\n" + "\t-p, --previous-bank Previous active bank (default=active_bank - 1)\n" + "\t-g, --guid Use GUID instead of UUID\n" + "\t-h, --help print a help message\n" + ); + fprintf(stderr, " UUIDs list syntax:\n" + "\t ,,\n" + "\t images uuid list syntax:\n" + "\t img_uuid_00,img_uuid_01...img_uuid_0b,\n" + "\t img_uuid_10,img_uuid_11...img_uuid_1b,\n" + "\t ...,\n" + "\t img_uuid_i0,img_uuid_i1...img_uuid_ib,\n" + "\t where 'b' and 'i' are number of banks and number\n" + "\t of images in a bank respectively.\n" + ); +} + +struct fwu_mdata_object { + size_t images; + size_t banks; + size_t size; + struct fwu_mdata *mdata; +}; + +static int previous_bank, active_bank; +static bool __use_guid; + +static struct fwu_mdata_object *fwu_alloc_mdata(size_t images, size_t banks) +{ + struct fwu_mdata_object *mobj; + + mobj = calloc(1, sizeof(*mobj)); + if (!mobj) + return NULL; + + mobj->size = sizeof(struct fwu_mdata) + + (sizeof(struct fwu_image_entry) + + sizeof(struct fwu_image_bank_info) * banks) * images; + mobj->images = images; + mobj->banks = banks; + + mobj->mdata = calloc(1, mobj->size); + if (!mobj->mdata) { + free(mobj); + return NULL; + } + + return mobj; +} + +static struct fwu_image_entry * +fwu_get_image(struct fwu_mdata_object *mobj, size_t idx) +{ + size_t offset; + + offset = sizeof(struct fwu_mdata) + + (sizeof(struct fwu_image_entry) + + sizeof(struct fwu_image_bank_info) * mobj->banks) * idx; + + return (struct fwu_image_entry *)((char *)mobj->mdata + offset); +} + +static struct fwu_image_bank_info * +fwu_get_bank(struct fwu_mdata_object *mobj, size_t img_idx, size_t bnk_idx) +{ + size_t offset; + + offset = sizeof(struct fwu_mdata) + + (sizeof(struct fwu_image_entry) + + sizeof(struct fwu_image_bank_info) * mobj->banks) * img_idx + + sizeof(struct fwu_image_entry) + + sizeof(struct fwu_image_bank_info) * bnk_idx; + + return (struct fwu_image_bank_info *)((char *)mobj->mdata + offset); +} + +/** + * convert_uuid_to_guid() - convert UUID to GUID + * @buf: UUID binary + * + * UUID and GUID have the same data structure, but their binary + * formats are different due to the endianness. See lib/uuid.c. + * Since uuid_parse() can handle only UUID, this function must + * be called to get correct data for GUID when parsing a string. + * + * The correct data will be returned in @buf. + */ +static void convert_uuid_to_guid(unsigned char *buf) +{ + unsigned char c; + + c = buf[0]; + buf[0] = buf[3]; + buf[3] = c; + c = buf[1]; + buf[1] = buf[2]; + buf[2] = c; + + c = buf[4]; + buf[4] = buf[5]; + buf[5] = c; + + c = buf[6]; + buf[6] = buf[7]; + buf[7] = c; +} + +static int uuid_guid_parse(char *uuidstr, unsigned char *uuid) +{ + int ret; + + ret = uuid_parse(uuidstr, uuid); + if (ret < 0) + return ret; + + if (__use_guid) + convert_uuid_to_guid(uuid); + + return ret; +} + +static int +fwu_parse_fill_image_uuid(struct fwu_mdata_object *mobj, + size_t idx, char *uuids) +{ + struct fwu_image_entry *image = fwu_get_image(mobj, idx); + struct fwu_image_bank_info *bank; + char *p = uuids, *uuid; + int i; + + if (!image) + return -ENOENT; + + /* Image location UUID */ + uuid = strsep(&p, ","); + if (!uuid) + return -EINVAL; + + if (strcmp(uuid, "0") && + uuid_guid_parse(uuid, (unsigned char *)&image->location_uuid) < 0) + return -EINVAL; + + /* Image type UUID */ + uuid = strsep(&p, ","); + if (!uuid) + return -EINVAL; + + if (uuid_guid_parse(uuid, (unsigned char *)&image->image_type_uuid) < 0) + return -EINVAL; + + /* Fill bank image-UUID */ + for (i = 0; i < mobj->banks; i++) { + bank = fwu_get_bank(mobj, idx, i); + if (!bank) + return -ENOENT; + bank->accepted = 1; + uuid = strsep(&p, ","); + if (!uuid) + return -EINVAL; + + if (strcmp(uuid, "0") && + uuid_guid_parse(uuid, (unsigned char *)&bank->image_uuid) < 0) + return -EINVAL; + } + return 0; +} + +/* Caller must ensure that @uuids[] has @mobj->images entries. */ +static int fwu_parse_fill_uuids(struct fwu_mdata_object *mobj, char *uuids[]) +{ + struct fwu_mdata *mdata = mobj->mdata; + int i, ret; + + mdata->version = FWU_MDATA_VERSION; + mdata->active_index = active_bank; + mdata->previous_active_index = previous_bank; + + for (i = 0; i < mobj->images; i++) { + ret = fwu_parse_fill_image_uuid(mobj, i, uuids[i]); + if (ret < 0) + return ret; + } + + mdata->crc32 = crc32(0, (const unsigned char *)&mdata->version, + mobj->size - sizeof(uint32_t)); + + return 0; +} + +static int +fwu_make_mdata(size_t images, size_t banks, char *uuids[], char *output) +{ + struct fwu_mdata_object *mobj; + FILE *file; + int ret; + + mobj = fwu_alloc_mdata(images, banks); + if (!mobj) + return -ENOMEM; + + ret = fwu_parse_fill_uuids(mobj, uuids); + if (ret < 0) + goto done_make; + + file = fopen(output, "w"); + if (!file) { + ret = -errno; + goto done_make; + } + + ret = fwrite(mobj->mdata, mobj->size, 1, file); + if (ret != mobj->size) + ret = -errno; + else + ret = 0; + + fclose(file); + +done_make: + free(mobj->mdata); + free(mobj); + + return ret; +} + +int main(int argc, char *argv[]) +{ + unsigned long banks = 0, images = 0; + int c, ret; + + /* Explicitly initialize defaults */ + active_bank = 0; + __use_guid = false; + previous_bank = INT_MAX; + + do { + c = getopt_long(argc, argv, opts_short, options, NULL); + switch (c) { + case 'h': + print_usage(); + return 0; + case 'b': + banks = strtoul(optarg, NULL, 0); + break; + case 'i': + images = strtoul(optarg, NULL, 0); + break; + case 'g': + __use_guid = true; + break; + case 'p': + previous_bank = strtoul(optarg, NULL, 0); + break; + case 'a': + active_bank = strtoul(optarg, NULL, 0); + break; + } + } while (c != -1); + + if (!banks || !images) { + fprintf(stderr, "Error: The number of banks and images must not be 0.\n"); + return -EINVAL; + } + + /* This command takes UUIDs * images and output file. */ + if (optind + images + 1 != argc) { + fprintf(stderr, "Error: UUID list or output file is not specified or too much.\n"); + print_usage(); + return -ERANGE; + } + + if (previous_bank == INT_MAX) { + /* set to the earlier bank in round-robin scheme */ + previous_bank = active_bank > 0 ? active_bank - 1 : banks - 1; + } + + ret = fwu_make_mdata(images, banks, argv + optind, argv[argc - 1]); + if (ret < 0) + fprintf(stderr, "Error: Failed to parse and write image: %s\n", + strerror(-ret)); + + return ret; +}