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refactor(esptool_py): Move flasher_args.json generation to project level

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This commit refactors the esptool_py component to move the
flasher_args.json file generation to the main project level cmake file
when idf_build_executable() runs.
This commit is contained in:
Sudeep Mohanty
2025-07-02 13:09:34 +02:00
parent 7c75795a0b
commit 3a1f34386c
2 changed files with 36 additions and 35 deletions
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35
components/esptool_py/CMakeLists.txt
View File

@@ -11,38 +11,3 @@ if(esp_tee_build)
endif()
idf_component_register(REQUIRES bootloader PRIV_REQUIRES partition_table)
if(NOT BOOTLOADER_BUILD)
idf_build_get_property(build_dir BUILD_DIR)
# Generate flasher_args.json for tools that need it. The variables below are used
# in configuring the template flasher_args.json.in.
# Some of the variables (flash mode, size, frequency, chip) are already set in project_include.cmake.
set(ESPTOOLPY_BEFORE "${CONFIG_ESPTOOLPY_BEFORE}")
set(ESPTOOLPY_AFTER "${CONFIG_ESPTOOLPY_AFTER}")
if(CONFIG_ESPTOOLPY_NO_STUB)
set(ESPTOOLPY_WITH_STUB false)
else()
set(ESPTOOLPY_WITH_STUB true)
endif()
if(CONFIG_SECURE_BOOT OR CONFIG_SECURE_FLASH_ENC_ENABLED)
# If security enabled then override post flash option
set(ESPTOOLPY_AFTER "no_reset")
endif()
if(CONFIG_APP_BUILD_GENERATE_BINARIES)
# Generate flasher args files
file(READ "flasher_args.json.in" flasher_args_content)
string(CONFIGURE "${flasher_args_content}" flasher_args_content)
file_generate("${CMAKE_CURRENT_BINARY_DIR}/flasher_args.json.in"
CONTENT "${flasher_args_content}")
file_generate("${CMAKE_BINARY_DIR}/flasher_args.json"
INPUT "${CMAKE_CURRENT_BINARY_DIR}/flasher_args.json.in")
endif()
endif() # NOT BOOTLOADER_BUILD

36
tools/cmake/build.cmake
View File

@@ -848,6 +848,42 @@ function(idf_build_executable elf)
# Setup the main flash target and dependencies
__esptool_py_setup_main_flash_target()
# Generate flasher_args.json for tools that need it. The variables below are used
# in configuring the template flasher_args.json.in.
# Some of the variables (flash mode, size, frequency) are set as esptool_py component's properties.
idf_build_get_property(target IDF_TARGET)
set(ESPTOOLPY_CHIP "${target}")
set(ESPTOOLPY_BEFORE "${CONFIG_ESPTOOLPY_BEFORE}")
set(ESPTOOLPY_AFTER "${CONFIG_ESPTOOLPY_AFTER}")
if(CONFIG_ESPTOOLPY_NO_STUB)
set(ESPTOOLPY_WITH_STUB false)
else()
set(ESPTOOLPY_WITH_STUB true)
endif()
if(CONFIG_SECURE_BOOT OR CONFIG_SECURE_FLASH_ENC_ENABLED)
# If security enabled then override post flash option
set(ESPTOOLPY_AFTER "no_reset")
endif()
idf_component_get_property(ESPFLASHMODE esptool_py ESPFLASHMODE)
idf_component_get_property(ESPFLASHFREQ esptool_py ESPFLASHFREQ)
idf_component_get_property(ESPFLASHSIZE esptool_py ESPFLASHSIZE)
idf_component_get_property(esptool_py_dir esptool_py COMPONENT_DIR)
# Generate flasher args files
file(READ "${esptool_py_dir}/flasher_args.json.in" flasher_args_content)
string(CONFIGURE "${flasher_args_content}" flasher_args_content)
# We need to create a flasher_args.json.in to create the final flasher_args.json
# because CMake only resolves generator expressions in the file_generate command
# with the INPUT keyword during the generation phase.
file_generate("${build_dir}/flasher_args.json.in"
CONTENT "${flasher_args_content}")
file_generate("${build_dir}/flasher_args.json"
INPUT "${build_dir}/flasher_args.json.in")
# Create the following post-build targets after __idf_build_binary() is called to ensure that the
# app target is available.