43 lines
1.6 KiB
CMake
43 lines
1.6 KiB
CMake
set(CMAKE_SYSTEM_NAME Generic)
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set(CMAKE_SYSTEM_PROCESSOR arm)
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set(CMAKE_CROSSCOMPILING TRUE)
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set(CMAKE_EXECUTABLE_SUFFIX ".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_EXECUTABLE_SUFFIX_ASM ".elf")
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set(CMAKE_C_LINK_EXECUTABLE
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"<CMAKE_C_COMPILER> <FLAGS> <CMAKE_C_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
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set(CMAKE_CXX_LINK_EXECUTABLE
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"<CMAKE_CXX_COMPILER> <FLAGS> <CMAKE_CXX_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
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set(CMAKE_ASM_LINK_EXECUTABLE
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"<CMAKE_ASM_COMPILER> <FLAGS> <CMAKE_ASM_LINK_FLAGS> <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
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set(CMAKE_C_COMPILER_WORKS 1)
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set(CMAKE_CXX_COMPILER_WORKS 1)
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# Toolchain prefix
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# set(TOOLCHAIN_PATH "D:/ARM_GCC/bin/")
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# set(TOOLCHAIN_PREFIX "${TOOLCHAIN_PATH}arm-none-eabi-")
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set(TOOLCHAIN_PREFIX "arm-none-eabi-")
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set(CMAKE_C_COMPILER "${TOOLCHAIN_PREFIX}gcc")
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set(CMAKE_CXX_COMPILER "${TOOLCHAIN_PREFIX}g++")
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set(CMAKE_ASM_COMPILER "${TOOLCHAIN_PREFIX}gcc")
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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_GDB "${TOOLCHAIN_PREFIX}gdb")
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set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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# Compiler flags
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set(CPU_FLAGS "-mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=hard")
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set(COMMON_FLAGS "${CPU_FLAGS} -Wall -Wextra -ffunction-sections -fdata-sections -g3 -O0")
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set(CMAKE_C_FLAGS "${COMMON_FLAGS} -std=c99")
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set(CMAKE_CXX_FLAGS "${COMMON_FLAGS} -std=c++11 -fno-rtti -fno-exceptions")
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set(CMAKE_ASM_FLAGS "${CPU_FLAGS} -x assembler-with-cpp")
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set(CMAKE_EXE_LINKER_FLAGS "${CPU_FLAGS} -Wl,--gc-sections --specs=nano.specs --specs=nosys.specs")
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