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https://github.com/espressif/esp-idf.git
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c0c0497de3
ULP linker script relies on value of CONFIG_ESP32S2_ULP_COPROC_RESERVE_MEM, when this value changes in config then it should be regenerated.
153 lines
6.2 KiB
CMake
153 lines
6.2 KiB
CMake
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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option(ULP_COCPU_IS_RISCV "Use RISC-V based ULP" OFF)
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set(version_pattern "[a-z0-9\.-]+")
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# Check assembler version
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execute_process(
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COMMAND ${CMAKE_ASM_COMPILER} --version
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OUTPUT_VARIABLE as_output
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ERROR_QUIET)
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string(REGEX MATCH "\\(GNU Binutils\\) (${version_pattern})" as_version ${as_output})
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set(as_version ${CMAKE_MATCH_1})
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message(STATUS "Building ULP app ${ULP_APP_NAME}")
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if(ULP_COCPU_IS_RISCV)
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set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/ld/esp32s2.ulp.riscv.ld)
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else()
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message(STATUS "ULP assembler version: ${as_version}")
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# Check the supported assembler version
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file(STRINGS ${IDF_PATH}/components/ulp/toolchain_ulp_version.mk version_file_contents)
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string(REGEX MATCH
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"SUPPORTED_ULP_ASSEMBLER_VERSION = (${version_pattern})"
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as_supported_version
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${version_file_contents})
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set(as_supported_version ${CMAKE_MATCH_1})
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if(NOT as_version STREQUAL as_supported_version)
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message(WARNING "WARNING: ULP assembler version ${as_version} is not supported. Expected to see version: \
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${as_supported_version}. Please check ESP-IDF ULP setup instructions and update \
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the toolchain, or proceed at your own risk.")
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endif()
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set(ULP_LD_TEMPLATE ${IDF_PATH}/components/ulp/ld/esp32.ulp.ld)
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endif()
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set(ULP_MAP_GEN ${PYTHON} ${IDF_PATH}/components/ulp/esp32ulp_mapgen.py)
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get_filename_component(sdkconfig_dir ${SDKCONFIG_HEADER} 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_DIR})
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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} ${SDKCONFIG_HEADER}
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VERBATIM)
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add_custom_target(${ULP_APP_NAME}_ld_script
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DEPENDS ${ULP_LD_SCRIPT}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
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if(ULP_COCPU_IS_RISCV)
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#risc-v ulp uses extra files for building:
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list(APPEND ULP_S_SOURCES
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"${IDF_PATH}/components/ulp/ulp_riscv/start.S"
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"${IDF_PATH}/components/ulp/ulp_riscv/ulp_riscv_utils.c")
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#dummy loop to force pre-processed linker file generation:
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foreach(ulp_s_source ${ULP_S_SOURCES})
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set(noop ${ulp_s_source})
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add_custom_command(OUTPUT ${noop}
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WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
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COMMAND cmake -E echo
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DEPENDS ${ULP_LD_SCRIPT}
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)
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set_source_files_properties(${noop} PROPERTIES NOOP_PROPERTY ${ULP_LD_SCRIPT})
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endforeach()
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#creates the executable:
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add_executable(${ULP_APP_NAME} ${ULP_S_SOURCES})
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set(DUMP_SYMBOL_ARGS -g)
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set(MAP_GEN_EXTRA_ARGS --riscv)
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set(EXTRA_LINKER_ARGS "-nostartfiles -Wl,--gc-sections -Xlinker \
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-Map=${CMAKE_CURRENT_BINARY_DIR}/${ULP_APP_NAME}.map")
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#Makes the csr utillies for riscv visible:
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target_include_directories(${ULP_APP_NAME} PRIVATE "${IDF_PATH}/components/ulp/ulp_riscv/include")
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else()
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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}
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-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} ${ULP_PS_SOURCES})
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set(DUMP_SYMBOL_ARGS -g -f posix)
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set(MAP_GEN_EXTRA_ARGS .)
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set(EXTRA_LINKER_ARGS "-Map=${CMAKE_CURRENT_BINARY_DIR}/${ULP_APP_NAME}.map")
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endif()
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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} ${DUMP_SYMBOL_ARGS} $<TARGET_FILE:${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} ${MAP_GEN_EXTRA_ARGS} -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} ${EXTRA_LINKER_ARGS})
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set_target_properties(${ULP_APP_NAME} PROPERTIES LINK_DEPENDS ${ULP_LD_SCRIPT})
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