esp-idf/tools/cmake/uf2.cmake

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CMake
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# Add UF2 build target
function(__add_uf2_targets)
idf_build_get_property(target IDF_TARGET)
if("${target}" STREQUAL "esp32")
set(uf2_family_id "0x1c5f21b0")
elseif("${target}" STREQUAL "esp32s2")
set(uf2_family_id "0xbfdd4eee")
elseif("${target}" STREQUAL "esp32c3")
set(uf2_family_id "0xd42ba06c")
elseif("${target}" STREQUAL "esp32s3")
set(uf2_family_id "0xc47e5767")
elseif("${target}" STREQUAL "esp32h2")
set(uf2_family_id "0xd42ba06c")
elseif("${target}" STREQUAL "linux")
return()
else()
message(FATAL_ERROR "UF2 family identificator is unknown for ${target}")
# Generate an ID and submit a pull request as described here: https://github.com/microsoft/uf2
endif()
idf_build_get_property(python PYTHON)
idf_build_get_property(idf_path IDF_PATH)
add_custom_target(uf2-app
COMMAND ${python} ${idf_path}/tools/mkuf2.py write
-o "${CMAKE_CURRENT_BINARY_DIR}/uf2-app.bin"
--json "${CMAKE_CURRENT_BINARY_DIR}/flasher_args.json"
--chip-id "${uf2_family_id}"
--bin app
DEPENDS gen_project_binary
VERBATIM
USES_TERMINAL)
add_custom_target(uf2
COMMAND ${python} ${idf_path}/tools/mkuf2.py write
-o "${CMAKE_CURRENT_BINARY_DIR}/uf2.bin"
--json "${CMAKE_CURRENT_BINARY_DIR}/flasher_args.json"
--chip-id "${uf2_family_id}"
DEPENDS gen_project_binary bootloader
VERBATIM
USES_TERMINAL)
endfunction()