esp-idf/components/fatfs/project_include.cmake
Adam Múdry 8e50d63fea feat(fatfs): Add an option to use 2 FATs (file allocation tables) in FATFS volumes
Should help with redundancy and data corruption when enabled but uses more space.
2024-01-18 14:03:28 +01:00

127 lines
4.5 KiB
CMake

# fatfs_create_partition_image
#
# Create a fatfs image of the specified directory on the host during build and optionally
# have the created image flashed using `idf.py flash`
function(fatfs_create_partition_image partition base_dir)
set(options FLASH_IN_PROJECT WL_INIT PRESERVE_TIME ONE_FAT)
cmake_parse_arguments(arg "${options}" "" "${multi}" "${ARGN}")
idf_build_get_property(idf_path IDF_PATH)
idf_build_get_property(python PYTHON)
if(arg_WL_INIT)
set(fatfsgen_py ${python} ${idf_path}/components/fatfs/wl_fatfsgen.py)
else()
set(fatfsgen_py ${python} ${idf_path}/components/fatfs/fatfsgen.py)
endif()
if(arg_PRESERVE_TIME)
set(default_datetime_option)
else()
set(default_datetime_option --use_default_datetime)
endif()
if(arg_ONE_FAT)
set(fatfsgen_fat_count --fat_count=1)
else()
set(fatfsgen_fat_count)
endif()
if("${CONFIG_FATFS_SECTOR_512}")
set(fatfs_sector_size 512)
elseif("${CONFIG_FATFS_SECTOR_1024}")
set(fatfs_sector_size 1024)
elseif("${CONFIG_FATFS_SECTOR_2048}")
set(fatfs_sector_size 2048)
else()
set(fatfs_sector_size 4096)
endif()
if("${CONFIG_FATFS_LFN_NONE}")
set(fatfs_long_names_option)
elseif("${CONFIG_FATFS_LFN_HEAP}")
set(fatfs_long_names_option --long_name_support)
elseif("${CONFIG_FATFS_LFN_STACK}")
set(fatfs_long_names_option --long_name_support)
endif()
get_filename_component(base_dir_full_path ${base_dir} ABSOLUTE)
partition_table_get_partition_info(size "--partition-name ${partition}" "size")
partition_table_get_partition_info(offset "--partition-name ${partition}" "offset")
if("${size}" AND "${offset}")
set(image_file ${CMAKE_BINARY_DIR}/${partition}.bin)
# Execute FATFS image generation; this always executes as there is no way to specify for CMake to watch for
# contents of the base dir changing.
add_custom_target(fatfs_${partition}_bin ALL
COMMAND ${fatfsgen_py} ${base_dir_full_path}
${fatfs_long_names_option}
${default_datetime_option}
${fatfsgen_fat_count}
--partition_size ${size}
--output_file ${image_file}
--sector_size "${fatfs_sector_size}"
)
set_property(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" APPEND PROPERTY
ADDITIONAL_CLEAN_FILES
${image_file})
idf_component_get_property(main_args esptool_py FLASH_ARGS)
idf_component_get_property(sub_args esptool_py FLASH_SUB_ARGS)
# Last (optional) parameter is the encryption for the target. In our
# case, fatfs is not encrypt so pass FALSE to the function.
esptool_py_flash_target(${partition}-flash "${main_args}" "${sub_args}" ALWAYS_PLAINTEXT)
esptool_py_flash_to_partition(${partition}-flash "${partition}" "${image_file}")
add_dependencies(${partition}-flash fatfs_${partition}_bin)
if(arg_FLASH_IN_PROJECT)
esptool_py_flash_to_partition(flash "${partition}" "${image_file}")
add_dependencies(flash fatfs_${partition}_bin)
endif()
else()
set(message "Failed to create FATFS image for partition '${partition}'. "
"Check project configuration if using the correct partition table file.")
fail_at_build_time(fatfs_${partition}_bin "${message}")
endif()
endfunction()
function(fatfs_create_rawflash_image partition base_dir)
set(options FLASH_IN_PROJECT PRESERVE_TIME ONE_FAT)
cmake_parse_arguments(arg "${options}" "" "${multi}" "${ARGN}")
set(argument_list)
if(arg_FLASH_IN_PROJECT)
list(APPEND argument_list FLASH_IN_PROJECT)
endif()
if(arg_PRESERVE_TIME)
list(APPEND argument_list PRESERVE_TIME)
endif()
if(arg_ONE_FAT)
list(APPEND argument_list ONE_FAT)
endif()
fatfs_create_partition_image(${partition} ${base_dir} ${argument_list})
endfunction()
function(fatfs_create_spiflash_image partition base_dir)
set(options FLASH_IN_PROJECT PRESERVE_TIME ONE_FAT)
cmake_parse_arguments(arg "${options}" "" "${multi}" "${ARGN}")
set(argument_list WL_INIT)
if(arg_FLASH_IN_PROJECT)
list(APPEND argument_list FLASH_IN_PROJECT)
endif()
if(arg_PRESERVE_TIME)
list(APPEND argument_list PRESERVE_TIME)
endif()
if(arg_ONE_FAT)
list(APPEND argument_list ONE_FAT)
endif()
fatfs_create_partition_image(${partition} ${base_dir} ${argument_list})
endfunction()