81 lines
3 KiB
CMake
81 lines
3 KiB
CMake
# Utilities for supporting linker script generation in the build system
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# ldgen_set_variables
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#
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# Create the custom target to attach the fragment files and template files
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# for the build to.
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function(ldgen_set_variables)
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add_custom_target(ldgen)
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endfunction()
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# ldgen_add_fragment_files
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#
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# Add one or more linker fragment files, and append it to the list of fragment
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# files found so far.
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function(ldgen_add_fragment_files component fragment_files)
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spaces2list(fragment_files)
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foreach(fragment_file ${fragment_files})
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get_filename_component(_fragment_file ${fragment_file} ABSOLUTE)
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list(APPEND _fragment_files ${_fragment_file})
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endforeach()
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set_property(TARGET ldgen APPEND PROPERTY FRAGMENT_FILES ${_fragment_files})
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endfunction()
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# ldgen_component_add
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#
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# Add component to known libraries for linker script generation
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function(ldgen_component_add component_lib)
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set_property(TARGET ldgen APPEND PROPERTY OUTPUT_LIBRARIES "$<TARGET_FILE:${component_lib}>")
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set_property(TARGET ldgen APPEND PROPERTY LIBRARIES ${component_lib})
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endfunction()
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# ldgen_process_template
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#
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# Passes a linker script template to the linker script generation tool for
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# processing
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function(ldgen_process_template template output)
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get_property(output_libraries TARGET ldgen PROPERTY OUTPUT_LIBRARIES)
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file(GENERATE OUTPUT ${CMAKE_BINARY_DIR}/ldgen_libraries.in CONTENT "$<JOIN:${output_libraries},\n>")
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file(GENERATE OUTPUT ${CMAKE_BINARY_DIR}/ldgen_libraries INPUT ${CMAKE_BINARY_DIR}/ldgen_libraries.in)
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get_filename_component(filename "${template}" NAME_WE)
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set_property(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
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APPEND PROPERTY ADDITIONAL_MAKE_CLEAN_FILES
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"${CMAKE_BINARY_DIR}/ldgen_libraries.in"
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"${CMAKE_BINARY_DIR}/ldgen_libraries")
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add_custom_command(
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OUTPUT ${output}
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COMMAND ${PYTHON} ${IDF_PATH}/tools/ldgen/ldgen.py
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--config ${SDKCONFIG}
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--fragments "$<JOIN:$<TARGET_PROPERTY:ldgen,FRAGMENT_FILES>,\t>"
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--input ${template}
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--output ${output}
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--kconfig ${ROOT_KCONFIG}
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--env "COMPONENT_KCONFIGS=${COMPONENT_KCONFIGS}"
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--env "COMPONENT_KCONFIGS_PROJBUILD=${COMPONENT_KCONFIGS_PROJBUILD}"
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--env "IDF_CMAKE=y"
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--env "IDF_PATH=${IDF_PATH}"
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--env "IDF_TARGET=${IDF_TARGET}"
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--libraries-file ${CMAKE_BINARY_DIR}/ldgen_libraries
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--objdump ${CMAKE_OBJDUMP}
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DEPENDS ${template} $<TARGET_PROPERTY:ldgen,FRAGMENT_FILES>
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$<TARGET_PROPERTY:ldgen,LIBRARIES> ${SDKCONFIG}
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)
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get_filename_component(output_name ${output} NAME)
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add_custom_target(ldgen_${output_name}_script DEPENDS ${output})
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add_dependencies(ldgen ldgen_${output_name}_script)
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endfunction()
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# ldgen_add_dependencies
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#
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# Add dependency of project executable to ldgen custom target.
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function(ldgen_add_dependencies)
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if(IDF_PROJECT_EXECUTABLE)
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add_dependencies(${IDF_PROJECT_EXECUTABLE} ldgen)
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endif()
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endfunction() |