Generate an OTA
make -j8
make otapackage
Generate an incremental OTA
./build/tools/releasetools/ota_from_target_files -i ./OTA/base.zip ./OTA/target_files.zip ./OTA/update.zip
make -j8
make otapackage./build/tools/releasetools/ota_from_target_files -i ./OTA/base.zip ./OTA/target_files.zip ./OTA/update.zip