esp-idf/components/app_update/CMakeLists.txt

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idf_component_register(SRCS "esp_ota_ops.c"
"esp_app_desc.c"
INCLUDE_DIRS "include"
REQUIRES spi_flash partition_table bootloader_support)
# esp_app_desc structure is added as an undefined symbol because otherwise the
# linker will ignore this structure as it has no other files depending on it.
target_link_libraries(${COMPONENT_LIB} INTERFACE "-u esp_app_desc")
if(CONFIG_APP_PROJECT_VER_FROM_CONFIG)
# Ignore current PROJECT_VER (which was set in __project_get_revision()).
# Gets the version from the CONFIG_APP_PROJECT_VER.
idf_build_set_property(PROJECT_VER "${CONFIG_APP_PROJECT_VER}")
endif()
# cut PROJECT_VER and PROJECT_NAME to required 32 characters.
idf_build_get_property(project_ver PROJECT_VER)
idf_build_get_property(project_name PROJECT_NAME)
string(SUBSTRING "${project_ver}" 0 31 PROJECT_VER_CUT)
string(SUBSTRING "${project_name}" 0 31 PROJECT_NAME_CUT)
message(STATUS "App \"${PROJECT_NAME_CUT}\" version: ${PROJECT_VER_CUT}")
set_source_files_properties(
SOURCE "esp_app_desc.c"
PROPERTIES COMPILE_DEFINITIONS
"PROJECT_VER=\"${PROJECT_VER_CUT}\"; PROJECT_NAME=\"${PROJECT_NAME_CUT}\"")
if(NOT BOOTLOADER_BUILD)
partition_table_get_partition_info(otadata_offset "--partition-type data --partition-subtype ota" "offset")
partition_table_get_partition_info(otadata_size "--partition-type data --partition-subtype ota" "size")
# Add custom target for generating empty otadata partition for flashing
if(otadata_size AND otadata_offset)
idf_build_get_property(build_dir BUILD_DIR)
set(blank_otadata_file ${build_dir}/ota_data_initial.bin)
idf_build_get_property(idf_path IDF_PATH)
idf_build_get_property(python PYTHON)
idf_component_get_property(partition_table_dir partition_table COMPONENT_DIR)
add_custom_command(OUTPUT ${blank_otadata_file}
COMMAND ${python} ${partition_table_dir}/gen_empty_partition.py
${otadata_size} ${blank_otadata_file})
add_custom_target(blank_ota_data ALL DEPENDS ${blank_otadata_file})
add_dependencies(flash blank_ota_data)
set(otatool_py ${python} ${COMPONENT_DIR}/otatool.py)
set(esptool_args "--esptool-args;before=${CONFIG_ESPTOOLPY_BEFORE};after=${CONFIG_ESPTOOLPY_AFTER}")
set(otatool_args "--partition-table-file;${PARTITION_CSV_PATH}"
"--partition-table-offset;${PARTITION_TABLE_OFFSET}")
idf_component_get_property(esptool_py_dir esptool_py COMPONENT_DIR)
add_custom_target(read_otadata DEPENDS "${PARTITION_CSV_PATH}"
COMMAND ${CMAKE_COMMAND}
-D IDF_PATH="${idf_path}"
-D SERIAL_TOOL="${otatool_py}"
-D SERIAL_TOOL_ARGS="${esptool_args};${otatool_args};read_otadata"
-D WORKING_DIRECTORY="${build_dir}"
-P ${esptool_py_dir}/run_serial_tool.cmake
WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
USES_TERMINAL
)
add_custom_target(erase_otadata DEPENDS "${PARTITION_CSV_PATH}"
COMMAND ${CMAKE_COMMAND}
-D IDF_PATH="${idf_path}"
-D SERIAL_TOOL="${otatool_py}"
-D SERIAL_TOOL_ARGS="${esptool_args};${otatool_args};erase_otadata"
-D WORKING_DIRECTORY="${build_dir}"
-P ${esptool_py_dir}/run_serial_tool.cmake
WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
USES_TERMINAL
)
idf_component_get_property(main_args esptool_py FLASH_ARGS)
idf_component_get_property(sub_args esptool_py FLASH_SUB_ARGS)
esptool_py_flash_target(otadata-flash "${main_args}" "${sub_args}")
esptool_py_flash_target_image(otadata-flash otadata "${otadata_offset}" "${blank_otadata_file}")
esptool_py_flash_target_image(flash otadata "${otadata_offset}" "${blank_otadata_file}")
endif()
endif()