granicus.if.org Git - esp-idf/blob - components/bootloader/project_include.cmake

   1 if(BOOTLOADER_BUILD)
   2     return()  # don't keep recursing!
   3 endif()
   4
   5 # Glue to build the bootloader subproject binary as an external
   6 # cmake project under this one
   7 #
   8 #
   9 set(bootloader_build_dir "${CMAKE_BINARY_DIR}/bootloader")
  10 set(bootloader_binary_files
  11     "${bootloader_build_dir}/bootloader.elf"
  12     "${bootloader_build_dir}/bootloader.bin"
  13     "${bootloader_build_dir}/bootloader.map"
  14     )
  15
  16 externalproject_add(bootloader
  17     # TODO: support overriding the bootloader in COMPONENT_PATHS
  18     SOURCE_DIR "${IDF_PATH}/components/bootloader/subproject"
  19     BINARY_DIR "${bootloader_build_dir}"
  20     CMAKE_ARGS -DSDKCONFIG=${SDKCONFIG} -DIDF_PATH=${IDF_PATH}
  21     INSTALL_COMMAND ""
  22     BUILD_ALWAYS 1  # no easy way around this...
  23     BUILD_BYPRODUCTS ${bootloader_binary_files}
  24     )
  25
  26 # this is a hack due to an (annoying) shortcoming in cmake, it can't
  27 # extend the 'clean' target to the external project
  28 # see thread: https://cmake.org/pipermail/cmake/2016-December/064660.html
  29 #
  30 # So for now we just have the top-level build remove the final build products...
  31 set_property(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}" APPEND PROPERTY
  32     ADDITIONAL_MAKE_CLEAN_FILES
  33     ${bootloader_binary_files})