78 lines
3.6 KiB
CMake
78 lines
3.6 KiB
CMake
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cmake_minimum_required(VERSION 3.5)
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include(${IDF_PATH}/tools/cmake/utilities.cmake)
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project(${ULP_APP_NAME} ASM C)
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set(ULP_MAP_GEN ${IDF_PATH}/components/ulp/esp32ulp_mapgen.py)
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set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/ld/esp32.ulp.ld)
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get_filename_component(sdkconfig_dir ${SDKCONFIG} DIRECTORY)
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foreach(include ${COMPONENT_INCLUDES})
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list(APPEND component_includes -I${include})
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endforeach()
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list(APPEND ULP_PREPROCESSOR_ARGS ${component_includes})
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list(APPEND ULP_PREPROCESSOR_ARGS -I${COMPONENT_PATH})
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list(APPEND ULP_PREPROCESSOR_ARGS -I${sdkconfig_dir})
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include_directories(${component_includes})
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list(APPEND ULP_PREPROCESSOR_ARGS -D__ASSEMBLER__)
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# Preprocess linker script, pre-linking
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get_filename_component(ULP_LD_SCRIPT ${ULP_LD_TEMPLATE} NAME)
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add_custom_command( OUTPUT ${ULP_LD_SCRIPT}
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COMMAND ${CMAKE_C_COMPILER} -E -P -xc -o ${ULP_LD_SCRIPT} ${ULP_PREPROCESSOR_ARGS} ${ULP_LD_TEMPLATE}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
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DEPENDS ${ULP_LD_TEMPLATE}
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VERBATIM)
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add_custom_target(${ULP_APP_NAME}_ld_script
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DEPENDS ${ULP_LD_SCRIPT}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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foreach(ulp_s_source ${ULP_S_SOURCES})
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get_filename_component(ulp_ps_source ${ulp_s_source} NAME_WE)
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set(ulp_ps_output ${CMAKE_CURRENT_BINARY_DIR}/${ulp_ps_source}.ulp.S)
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# Generate preprocessed assembly files.
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add_custom_command( OUTPUT ${ulp_ps_output}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
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COMMAND ${CMAKE_C_COMPILER} -E -P -xc ${ULP_PREPROCESSOR_ARGS} -o ${ulp_ps_output} ${ulp_s_source}
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DEPENDS ${ulp_s_source} ${ULP_LD_SCRIPT}
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VERBATIM)
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# During assembly file compilation, output listing files as well.
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set_source_files_properties(${ulp_ps_output}
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PROPERTIES COMPILE_FLAGS
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"-al=${CMAKE_CURRENT_BINARY_DIR}/${ulp_ps_source}.lst")
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list(APPEND ULP_PS_SOURCES ${ulp_ps_output})
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endforeach()
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# Create an executable
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add_executable(${ULP_APP_NAME} ${ULP_PS_SOURCES})
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# Dump the list of global symbols in a convenient format
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add_custom_command( OUTPUT ${ULP_APP_NAME}.sym
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COMMAND ${CMAKE_NM} -g -f posix $<TARGET_FILE:${ULP_APP_NAME}> > ${ULP_APP_NAME}.sym
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DEPENDS ${ULP_APP_NAME}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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# Dump the binary for inclusion into the project
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add_custom_command( OUTPUT ${ULP_APP_NAME}.bin
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COMMAND ${CMAKE_OBJCOPY} -O binary $<TARGET_FILE:${ULP_APP_NAME}> ${ULP_APP_NAME}.bin
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DEPENDS ${ULP_APP_NAME}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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add_custom_command( OUTPUT ${ULP_APP_NAME}.ld ${ULP_APP_NAME}.h
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COMMAND ${ULP_MAP_GEN} -s ${ULP_APP_NAME}.sym -o ${ULP_APP_NAME}
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DEPENDS ${ULP_APP_NAME}.sym
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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# Building the component separately from the project should result in
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# ULP files being built.
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add_custom_target(build
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DEPENDS ${ULP_APP_NAME} ${ULP_APP_NAME}.bin ${ULP_APP_NAME}.sym
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${CMAKE_CURRENT_BINARY_DIR}/${ULP_APP_NAME}.ld
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${CMAKE_CURRENT_BINARY_DIR}/${ULP_APP_NAME}.h
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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target_link_libraries(${ULP_APP_NAME} -T${CMAKE_CURRENT_BINARY_DIR}/${ULP_LD_SCRIPT} -Map=${CMAKE_CURRENT_BINARY_DIR}/${ULP_APP_NAME}.map)
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