mirror of
https://github.com/espressif/esp-idf.git
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Peter Dragun
71 lines
3.1 KiB
CMake
71 lines
3.1 KiB
CMake
# flash_targets.cmake
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#
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# Functions for setting up flash-related targets and configuration
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#
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# Setup flash targets for the application
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#
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function(__idf_build_setup_flash_targets)
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# Set up app-flash and flash targets. The app-flash target is specifically for flashing
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# just the application, while the flash target is for flashing the entire system.
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idf_build_get_property(build_dir BUILD_DIR)
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idf_build_get_property(project_bin PROJECT_BIN)
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partition_table_get_partition_info(app_partition_offset "--partition-boot-default" "offset")
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# Create app-flash target for flashing just the application
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esptool_py_custom_target(app-flash app "app")
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esptool_py_flash_target_image(app-flash app "${app_partition_offset}" "${build_dir}/${project_bin}")
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# Create main flash target for flashing the entire system (bootloader + partition table + app)
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# Note: Bootloader and partition table components add their own dependencies to this flash target
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# in their respective CMakeLists.txt files
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esptool_py_custom_target(flash project "app" FILENAME_PREFIX "flash")
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esptool_py_flash_target_image(flash app "${app_partition_offset}" "${build_dir}/${project_bin}")
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# Generate flasher_args.json configuration files
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__idf_build_generate_flasher_args()
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endfunction()
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#
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# Generate flasher_args.json configuration files
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#
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function(__idf_build_generate_flasher_args)
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# Generate flasher_args.json for tools that need it. The variables below are used
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# in configuring the template flasher_args.json.in.
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# Some of the variables (flash mode, size, frequency) are set as esptool_py component's properties.
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idf_build_get_property(target IDF_TARGET)
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set(ESPTOOLPY_CHIP "${target}")
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# Hyphenate reset modes for esptool v5
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string(REPLACE "_" "-" ESPTOOLPY_BEFORE "${CONFIG_ESPTOOLPY_BEFORE}")
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string(REPLACE "_" "-" ESPTOOLPY_AFTER "${CONFIG_ESPTOOLPY_AFTER}")
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if(CONFIG_ESPTOOLPY_NO_STUB)
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set(ESPTOOLPY_WITH_STUB false)
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else()
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set(ESPTOOLPY_WITH_STUB true)
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endif()
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if(CONFIG_SECURE_BOOT OR CONFIG_SECURE_FLASH_ENC_ENABLED)
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# If security enabled then override post flash option
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set(ESPTOOLPY_AFTER "no-reset")
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endif()
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idf_component_get_property(ESPFLASHMODE esptool_py ESPFLASHMODE)
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idf_component_get_property(ESPFLASHFREQ esptool_py ESPFLASHFREQ)
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idf_component_get_property(ESPFLASHSIZE esptool_py ESPFLASHSIZE)
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idf_component_get_property(esptool_py_dir esptool_py COMPONENT_DIR)
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# Generate flasher args files
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idf_build_get_property(build_dir BUILD_DIR)
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file(READ "${esptool_py_dir}/flasher_args.json.in" flasher_args_content)
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string(CONFIGURE "${flasher_args_content}" flasher_args_content)
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# We need to create a flasher_args.json.in to create the final flasher_args.json
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# because CMake only resolves generator expressions in the file_generate command
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# with the INPUT keyword during the generation phase.
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file_generate("${build_dir}/flasher_args.json.in"
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CONTENT "${flasher_args_content}")
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file_generate("${build_dir}/flasher_args.json"
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INPUT "${build_dir}/flasher_args.json.in")
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endfunction()
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