esp-idf/components/esptool_py/project_include.cmake

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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
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set(ESPTOOLPY "${CMAKE_CURRENT_LIST_DIR}/esptool/esptool.py" --chip esp32)
set(ESPSECUREPY "${CMAKE_CURRENT_LIST_DIR}/esptool/espsecure.py")
set(ESPEFUSEPY "${CMAKE_CURRENT_LIST_DIR}/esptool/espefuse.py")
set(ESPFLASHMODE ${CONFIG_ESPTOOLPY_FLASHMODE})
set(ESPFLASHFREQ ${CONFIG_ESPTOOLPY_FLASHFREQ})
set(ESPFLASHSIZE ${CONFIG_ESPTOOLPY_FLASHSIZE})
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set(ESPTOOLPY_BEFORE "${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 ${ESPFLASHSIZE}
)
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# String for printing flash command
string(REPLACE ";" " " ESPTOOLPY_WRITE_FLASH_STR
"${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()
set(ESPTOOLPY_ELF2IMAGE_OPTIONS --elf-sha256-offset 0xb0)
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()
# Set variables if the PHY data partition is in the flash
if(CONFIG_ESP32_PHY_INIT_DATA_IN_PARTITION)
set(PHY_PARTITION_OFFSET ${CONFIG_PHY_DATA_OFFSET})
set(PHY_PARTITION_BIN_FILE "esp32/phy_init_data.bin")
endif()
get_filename_component(IDF_PROJECT_NAME ${IDF_PROJECT_EXECUTABLE} NAME_WE)
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if(CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES AND NOT BOOTLOADER_BUILD)
set(unsigned_project_binary "${IDF_PROJECT_NAME}-unsigned.bin")
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else()
set(unsigned_project_binary "${IDF_PROJECT_NAME}.bin")
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endif()
#
# Add 'app.bin' target - generates with elf2image
#
add_custom_command(OUTPUT "${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}
)
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get_filename_component(IDF_PROJECT_BIN ${IDF_PROJECT_EXECUTABLE} NAME_WE)
set(IDF_PROJECT_BIN ${IDF_PROJECT_BIN}.bin)
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if(NOT BOOTLOADER_BUILD AND
CONFIG_SECURE_BOOT_BUILD_SIGNED_BINARIES)
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# for locally signed secure boot image, add a signing step to get from unsigned app to signed app
add_custom_target(gen_unsigned_project_binary ALL DEPENDS "${IDF_BUILD_ARTIFACTS_DIR}/${unsigned_project_binary}")
add_custom_command(OUTPUT "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}"
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COMMAND ${ESPSECUREPY} sign_data --keyfile ${secure_boot_signing_key}
-o "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}" "${IDF_BUILD_ARTIFACTS_DIR}/${unsigned_project_binary}"
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DEPENDS gen_unsigned_project_binary
VERBATIM
)
endif()
if(NOT BOOTLOADER_BUILD)
add_custom_target(app ALL DEPENDS "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}")
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else()
add_custom_target(bootloader ALL DEPENDS "${IDF_BUILD_ARTIFACTS_DIR}/${IDF_PROJECT_BIN}")
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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}"
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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")