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Android P OTA增量升级

发布时间:2023/12/3 Android 51 豆豆
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1、在Android根目录下添加OTA增量包编译脚本:
build_release_incremental_ota.sh

#!/bin/bash # # Copyright (c) 2012, The Linux Foundation. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are # met: # * Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # * Redistributions in binary form must reproduce the above # copyright notice, this list of conditions and the following # disclaimer in the documentation and/or other materials provided # with the distribution. # * Neither the name of The Linux Foundation nor the names of its # contributors may be used to endorse or promote products derived # from this software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED # WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR # BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE # OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN # IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # MSM8953_64="out/target/product/msm8953_64" TARGET_FILE_INTERMEDIATES="out/target/product/msm8953_64/obj/PACKAGING/target_files_intermediates" OTA_FROM_FILES="./build/tools/releasetools/ota_from_target_files" #开始编译Android版本 #make clean; source build/envsetup.sh; lunch 42; make -j64; #结束编译Android版本 make otapackage;#开始制作新的整包*.zip #rm $MSM8953_64/*.img #删除MSM8953_64目录中img文件 rm $TARGET_FILE_INTERMEDIATES/incremental_ota_update.zip #删除TARGET_FILE_INTERMEDIATES目录中zip文件 cp $TARGET_FILE_INTERMEDIATES/msm8953_64-target_files-eng.*/IMAGES/*.img $MSM8953_64/ #为升级ota差分基础固件做准备 mv $TARGET_FILE_INTERMEDIATES/msm8953_64-target_files-eng.*.zip $TARGET_FILE_INTERMEDIATES/msm8953_64-target_files-eng.new.zip #重命名全量文件包 cp $TARGET_FILE_INTERMEDIATES/msm8953_64-target_files-eng.new.zip ota/msm8953_64-target_files-eng.new.zip #copy新生成的整包到ota目录下 rm $TARGET_FILE_INTERMEDIATES/msm8953_64-target_files-eng.new.zip $OTA_FROM_FILES -i ota/msm8953_64-target_files-eng.old.zip ota/msm8953_64-target_files-eng.new.zip ota/incremental_ota_update.zip #制作ota增量包 cp ota/incremental_ota_update.zip $TARGET_FILE_INTERMEDIATES/ rm ota/incremental_ota_update.zip rm ota/msm8953_64-target_files-eng.old.zip mv ota/msm8953_64-target_files-eng.new.zip ota/msm8953_64-target_files-eng.old.zip

2、用于备份全量固件包文件放置在/ota中
如:/ota/debug/msm8953_64-target_files-eng.old.zip
/ota/release/msm8953_64-target_files-eng.old.zip

3、生产的OTA增量包位于
如:/out/target/product/msm8953_64/obj/PACKAGING/target_files_intermediates/incremental_ota_update.zip

msm8953_64只是一个版本信息,需要根据你的实际固件做相应修改

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