199 lines
5.3 KiB
CMake
199 lines
5.3 KiB
CMake
cmake_minimum_required(VERSION 3.22)
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#
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# User is free to modify the file as much as necessary
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#
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set(CMAKE_SYSTEM_NAME Generic)
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set(CMAKE_SYSTEM_PROCESSOR arm)
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# Some default GCC settings
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# arm-none-eabi- must be part of path environment
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set(TOOLCHAIN_PREFIX arm-none-eabi-)
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set(FLAGS "-fdata-sections -ffunction-sections -Wl,--gc-sections")
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set(CPP_FLAGS "${FLAGS} -fno-rtti -fno-exceptions -fno-threadsafe-statics")
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set(CMAKE_C_FLAGS ${FLAGS})
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set(CMAKE_CXX_FLAGS ${CPP_FLAGS})
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set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}gcc)
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set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
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set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}g++)
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set(CMAKE_OBJCOPY ${TOOLCHAIN_PREFIX}objcopy)
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set(CMAKE_SIZE ${TOOLCHAIN_PREFIX}size)
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set(CMAKE_EXECUTABLE_SUFFIX_ASM ".elf")
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set(CMAKE_EXECUTABLE_SUFFIX_C ".elf")
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set(CMAKE_EXECUTABLE_SUFFIX_CXX ".elf")
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set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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list(APPEND CMAKE_MODULE_PATH "{{sr:cmake_path}}")
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message("Build CMAKE_MODULE_PATH: " ${CMAKE_MODULE_PATH})
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# Core project settings
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project(flexptp-tiva)
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enable_language(C CXX ASM)
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message("Build type: " ${CMAKE_BUILD_TYPE})
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# Setup compiler settings
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_C_STANDARD_REQUIRED ON)
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set(CMAKE_C_EXTENSIONS ON)
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set(CMAKE_CXX_STANDARD 20)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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set(CMAKE_CXX_EXTENSIONS ON)
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# Core MCU flags, CPU, instruction set and FPU setup
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set(cpu_PARAMS ${cpu_PARAMS}
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-mthumb
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# Other parameters
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# -mcpu, -mfloat, -mfloat-abi, ...
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-mcpu=cortex-m4
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-mfpu=fpv4-sp-d16
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-mfloat-abi=hard
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)
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# Linker script
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set(linker_script_SRC ${linker_script_SRC}
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${CMAKE_CURRENT_SOURCE_DIR}/tm4c1294ncpdt.ld
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)
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# Sources
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set(sources_SRCS ${sources_SRCS}
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${CMAKE_CURRENT_SOURCE_DIR}/Startup/tm4c1294ncpdt_startup.s
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${CMAKE_CURRENT_SOURCE_DIR}/Startup/tm4c1294ncpdt_system.c
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)
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# Include directories
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set(include_c_DIRS ${include_c_DIRS}
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${CMAKE_CURRENT_SOURCE_DIR}
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${CMAKE_CURRENT_SOURCE_DIR}/Inc
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${CMAKE_CURRENT_SOURCE_DIR}/Middlewares/Inc
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${CMAKE_CURRENT_SOURCE_DIR}/Src
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)
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set(include_cxx_DIRS)
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set(include_asm_DIRS)
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# Symbols definition for all compilers
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set(symbols_SYMB)
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# Symbols definition for each compiler
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set(symbols_c_SYMB
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PART_TM4C1294NCPDT
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TARGET_IS_TM4C129_RA0
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UART_BUFFERED
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DEBUG
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_FREERTOS
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RTOS_FREERTOS=1
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UART_TX_BUFFER_SIZE=8192
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gcc
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)
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set(symbols_cxx_SYMB)
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set(symbols_asm_SYMB)
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# Link directories and names of libraries
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set(link_DIRS)
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set(link_LIBS freertos_kernel)
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# Compiler options
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set(compiler_OPTS)
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# Linker options
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set(linker_OPTS)
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# Link directories setup
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# Must be before executable is added
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link_directories(${CMAKE_PROJECT_NAME} ${link_DIRS})
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# Create an executable object type
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add_executable(${CMAKE_PROJECT_NAME})
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# Add sources to executable
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target_sources(${CMAKE_PROJECT_NAME} PUBLIC ${sources_SRCS})
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# Add include paths
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target_include_directories(${CMAKE_PROJECT_NAME} PRIVATE
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${include_DIRS}
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$<$<COMPILE_LANGUAGE:C>: ${include_c_DIRS}>
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$<$<COMPILE_LANGUAGE:CXX>: ${include_cxx_DIRS}>
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$<$<COMPILE_LANGUAGE:ASM>: ${include_asm_DIRS}>
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)
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# Add Middlewares
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add_subdirectory(Middlewares)
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add_compile_definitions(CMSIS_device_header="${device_header}") # exported from Middlewares
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# Add Drivers
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add_subdirectory(Drivers)
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# Add Src
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add_subdirectory(Src)
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# Add Modules
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add_subdirectory(Modules)
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# Add project symbols (macros)
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target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE
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${symbols_SYMB}
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$<$<COMPILE_LANGUAGE:C>: ${symbols_c_SYMB}>
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$<$<COMPILE_LANGUAGE:CXX>: ${symbols_cxx_SYMB}>
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$<$<COMPILE_LANGUAGE:ASM>: ${symbols_asm_SYMB}>
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# Configuration specific
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$<$<CONFIG:Debug>:DEBUG>
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$<$<CONFIG:Release>: >
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)
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# Add linked libraries
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target_link_libraries(${CMAKE_PROJECT_NAME} ${link_LIBS})
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# Compiler options
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target_compile_options(${CMAKE_PROJECT_NAME} PRIVATE
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${cpu_PARAMS}
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${compiler_OPTS}
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-Wall
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-Wextra
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#-Wpedantic
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-Wno-strict-prototypes
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-Wno-unused-parameter
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-ffunction-sections
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$<$<COMPILE_LANGUAGE:C>: >
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$<$<COMPILE_LANGUAGE:CXX>:
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# -Wno-volatile
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# -Wold-style-cast
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# -Wuseless-cast
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# -Wsuggest-override
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>
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$<$<COMPILE_LANGUAGE:ASM>:-x assembler-with-cpp -MMD -MP>
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$<$<CONFIG:Debug>:-O0 -g3 -ggdb>
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$<$<CONFIG:Release>:-Og -g0>
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)
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# Linker options
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target_link_options(${CMAKE_PROJECT_NAME} PRIVATE
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-T${linker_script_SRC}
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${cpu_PARAMS}
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${linker_OPTS}
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-Wl,-Map=${CMAKE_PROJECT_NAME}.map
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#-u _printf_float # STDIO float formatting support (remove if not used)
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#--specs=nano.specs
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-Wl,--start-group
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#-lc
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-lm
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#-lstdc++
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#-lsupc++
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-Wl,--end-group
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-Wl,-z,max-page-size=8 # Allow good software remapping across address space (with proper GCC section making)
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-Wl,--print-memory-usage
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)
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# Execute post-build to print size, generate hex and bin
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add_custom_command(TARGET ${CMAKE_PROJECT_NAME} POST_BUILD
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COMMAND ${CMAKE_SIZE} $<TARGET_FILE:${CMAKE_PROJECT_NAME}>
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COMMAND ${CMAKE_OBJCOPY} -O ihex $<TARGET_FILE:${CMAKE_PROJECT_NAME}> ${CMAKE_PROJECT_NAME}.hex
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COMMAND ${CMAKE_OBJCOPY} -O binary $<TARGET_FILE:${CMAKE_PROJECT_NAME}> ${CMAKE_PROJECT_NAME}.bin
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)
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