esp-idf/components/esptool_py/project_include.cmake

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7.5 KiB
CMake

if(NOT IDF_BUILD_ARTIFACTS)
return()
endif()
# Set some global esptool.py variables
#
# Many of these are read when generating flash_app_args & flash_project_args
set(ESPTOOLPY ${PYTHON} "${CMAKE_CURRENT_LIST_DIR}/esptool/esptool.py" --chip esp32)
set(ESPSECUREPY ${PYTHON} "${CMAKE_CURRENT_LIST_DIR}/esptool/espsecure.py")
set(ESPEFUSEPY ${PYTHON} "${CMAKE_CURRENT_LIST_DIR}/esptool/espefuse.py")
set(ESPFLASHMODE ${CONFIG_ESPTOOLPY_FLASHMODE})
set(ESPFLASHFREQ ${CONFIG_ESPTOOLPY_FLASHFREQ})
set(ESPFLASHSIZE ${CONFIG_ESPTOOLPY_FLASHSIZE})
set(ESPTOOLPY_BEFORE "${CONFIG_ESPTOOLPY_BEFORE}")
set(ESPTOOLPY_AFTER "${CONFIG_ESPTOOLPY_AFTER}")
if(CONFIG_SECURE_BOOT_ENABLED OR CONFIG_FLASH_ENCRYPTION_ENABLED)
# If security enabled then override post flash option
set(ESPTOOLPY_AFTER "no_reset")
endif()
set(ESPTOOLPY_SERIAL "${ESPTOOLPY}"
--port "${ESPPORT}"
--baud ${ESPBAUD}
--before "${ESPTOOLPY_BEFORE}"
--after "${ESPTOOLPY_AFTER}"
)
if(CONFIG_ESPTOOLPY_COMPRESSED)
set(ESPTOOLPY_COMPRESSED_OPT -z)
else()
set(ESPTOOLPY_COMPRESSED_OPT -u)
endif()
set(ESPTOOLPY_ELF2IMAGE_FLASH_OPTIONS
--flash_mode ${ESPFLASHMODE}
--flash_freq ${ESPFLASHFREQ}
--flash_size ${ESPFLASHSIZE}
)
# String for printing flash command
string(REPLACE ";" " " ESPTOOLPY_WRITE_FLASH_STR
"${ESPTOOLPY} --port (PORT) --baud (BAUD) --before ${ESPTOOLPY_BEFORE} --after ${ESPTOOLPY_AFTER} "
"write_flash ${ESPTOOLPY_ELF2IMAGE_FLASH_OPTIONS} ${ESPTOOLPY_EXTRA_FLASH_OPTIONS} ${ESPTOOLPY_COMPRESSED_OPT}")
if(CONFIG_SECURE_BOOT_ENABLED AND
NOT CONFIG_SECURE_BOOT_ALLOW_SHORT_APP_PARTITION AND
NOT BOOTLOADER_BUILD)
set(ESPTOOLPY_ELF2IMAGE_FLASH_OPTIONS
${ESPTOOLPY_ELF2IMAGE_FLASH_OPTIONS} --secure-pad)
endif()
if(NOT BOOTLOADER_BUILD)
set(ESPTOOLPY_ELF2IMAGE_OPTIONS --elf-sha256-offset 0xb0)
endif()
if(CONFIG_ESPTOOLPY_FLASHSIZE_DETECT)
# Set ESPFLASHSIZE to 'detect' *after* elf2image options are generated,
# as elf2image can't have 'detect' as an option...
set(ESPFLASHSIZE detect)
endif()
get_filename_component(IDF_PROJECT_NAME ${IDF_PROJECT_EXECUTABLE} NAME_WE)
if(CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES AND NOT BOOTLOADER_BUILD)
set(unsigned_project_binary "${IDF_PROJECT_NAME}-unsigned.bin")
else()
set(unsigned_project_binary "${IDF_PROJECT_NAME}.bin")
endif()
#
# Add 'app.bin' target - generates with elf2image
#
add_custom_command(OUTPUT "${IDF_BUILD_ARTIFACTS_DIR}/${unsigned_project_binary}"
COMMAND ${ESPTOOLPY} elf2image ${ESPTOOLPY_ELF2IMAGE_FLASH_OPTIONS} ${ESPTOOLPY_ELF2IMAGE_OPTIONS}
-o "${IDF_BUILD_ARTIFACTS_DIR}/${unsigned_project_binary}" "${IDF_PROJECT_EXECUTABLE}"
DEPENDS ${IDF_PROJECT_EXECUTABLE}
VERBATIM
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
)
get_filename_component(IDF_PROJECT_BIN ${IDF_PROJECT_EXECUTABLE} NAME_WE)
set(IDF_PROJECT_BIN ${IDF_PROJECT_BIN}.bin)
if(NOT BOOTLOADER_BUILD AND
CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES)
# for locally signed secure boot image, add a signing step to get from unsigned app to signed app
add_custom_target(gen_unsigned_project_binary ALL DEPENDS "${IDF_BUILD_ARTIFACTS_DIR}/${unsigned_project_binary}")
add_custom_command(OUTPUT "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}"
COMMAND ${ESPSECUREPY} sign_data --keyfile ${secure_boot_signing_key}
-o "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}" "${IDF_BUILD_ARTIFACTS_DIR}/${unsigned_project_binary}"
DEPENDS gen_unsigned_project_binary
VERBATIM
)
endif()
if(NOT BOOTLOADER_BUILD)
add_custom_target(app ALL DEPENDS "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}")
else()
add_custom_target(bootloader ALL DEPENDS "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}")
endif()
if(NOT BOOTLOADER_BUILD AND
CONFIG_SECURE_BOOT_ENABLED AND
NOT CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES)
add_custom_command(TARGET app POST_BUILD
COMMAND ${CMAKE_COMMAND} -E echo
"App built but not signed. Sign app before flashing"
COMMAND ${CMAKE_COMMAND} -E echo
"\t${ESPSECUREPY} sign_data --keyfile KEYFILE ${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}"
VERBATIM)
endif()
#
# Add 'flash' target - not all build systems can run this directly
#
function(esptool_py_custom_target target_name flasher_filename dependencies)
add_custom_target(${target_name} DEPENDS ${dependencies}
COMMAND ${CMAKE_COMMAND}
-D IDF_PATH="${IDF_PATH}"
-D ESPTOOLPY="${ESPTOOLPY}"
-D ESPTOOL_ARGS="write_flash;@flash_${flasher_filename}_args"
-D ESPTOOL_WORKING_DIR="${IDF_BUILD_ARTIFACTS_DIR}"
-P run_esptool.cmake
WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
USES_TERMINAL
)
endfunction()
esptool_py_custom_target(flash project "app;partition_table;bootloader")
esptool_py_custom_target(app-flash app "app")
esptool_py_custom_target(bootloader-flash bootloader "bootloader")
add_custom_target(flash_project_args_target)
# esptool_py_flash_project_args
#
# Add file to the flasher args list, to be flashed at a particular offset
function(esptool_py_flash_project_args entry offset image)
set(options FLASH_IN_PROJECT) # flash the image when flashing the project
set(single_value FLASH_FILE_TEMPLATE) # template file to use to be able to
# flash the image individually using esptool
cmake_parse_arguments(flash_entry "${options}" "${single_value}" "" "${ARGN}")
get_property(flash_project_entries TARGET flash_project_args_target PROPERTY FLASH_PROJECT_ENTRIES)
if(${entry} IN_LIST flash_project_entries)
message(FATAL_ERROR "entry '${entry}' has already been added to flash project entries")
endif()
list(APPEND flash_project_entries "${entry}")
set_property(TARGET flash_project_args_target PROPERTY FLASH_PROJECT_ENTRIES "${flash_project_entries}")
file(RELATIVE_PATH image ${CMAKE_BINARY_DIR} ${image})
# Generate the standalone flash file to flash the image individually using esptool
set(entry_flash_args ${IDF_BUILD_ARTIFACTS_DIR}/flash_${entry}_args)
if(NOT flash_entry_FLASH_FILE_TEMPLATE)
file(GENERATE OUTPUT ${entry_flash_args} CONTENT "${offset} ${image}")
else()
configure_file(${flash_entry_FLASH_FILE_TEMPLATE} ${entry_flash_args})
endif()
set_directory_properties(PROPERTIES ADDITIONAL_MAKE_CLEAN_FILES ${entry_flash_args})
# Generate standalone entries in the flasher args json file
get_property(flash_project_args_entry_json TARGET
flash_project_args_target PROPERTY FLASH_PROJECT_ARGS_ENTRY_JSON)
list(APPEND flash_project_args_entry_json
"\"${entry}\" : { \"offset\" : \"${offset}\", \"file\" : \"${image}\" }")
set_property(TARGET flash_project_args_target
PROPERTY FLASH_PROJECT_ARGS_ENTRY_JSON "${flash_project_args_entry_json}")
# Generate entries in the flasher args json file
if(flash_entry_FLASH_IN_PROJECT)
get_property(flash_project_args TARGET flash_project_args_target PROPERTY FLASH_PROJECT_ARGS)
list(APPEND flash_project_args "${offset} ${image}")
set_property(TARGET flash_project_args_target PROPERTY FLASH_PROJECT_ARGS "${flash_project_args}")
get_property(flash_project_args_json TARGET flash_project_args_target PROPERTY FLASH_PROJECT_ARGS_JSON)
list(APPEND flash_project_args_json "\"${offset}\" : \"${image}\"")
set_property(TARGET flash_project_args_target PROPERTY FLASH_PROJECT_ARGS_JSON "${flash_project_args_json}")
endif()
endfunction()