0ef1717155
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95 lines
2.4 KiB
CMake
95 lines
2.4 KiB
CMake
# Copyright (c) 2020 ARM Limited. All rights reserved.
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# SPDX-License-Identifier: Apache-2.0
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set(CMAKE_ASM_COMPILER "arm-none-eabi-gcc")
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set(CMAKE_C_COMPILER "arm-none-eabi-gcc")
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set(CMAKE_CXX_COMPILER "arm-none-eabi-g++")
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set(GCC_ELF2BIN "arm-none-eabi-objcopy")
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set_property(GLOBAL PROPERTY ELF2BIN ${GCC_ELF2BIN})
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# build toolchain flags that get passed to everything (including CMake compiler checks)
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list(APPEND link_options
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"-Wl,--start-group"
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"-lstdc++"
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"-lsupc++"
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"-lm"
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"-lc"
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"-lgcc"
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"-lnosys"
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"-Wl,--end-group"
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"-specs=nosys.specs"
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"-Wl,--cref"
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)
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# Add linking time preprocessor macro for TFM targets
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if("TFM" IN_LIST MBED_TARGET_LABELS)
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list(APPEND link_options
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"-DDOMAIN_NS=1"
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)
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endif()
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list(APPEND common_options
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"-Wall"
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"-Wextra"
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"-Wno-unused-parameter"
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"-Wno-missing-field-initializers"
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"-fmessage-length=0"
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"-fno-exceptions"
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"-ffunction-sections"
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"-fdata-sections"
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"-funsigned-char"
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"-fomit-frame-pointer"
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"-g3"
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)
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# Configure the toolchain to select the selected C library
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function(mbed_set_c_lib target lib_type)
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if (${lib_type} STREQUAL "small")
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target_compile_definitions(${target}
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INTERFACE
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MBED_RTOS_SINGLE_THREAD
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__NEWLIB_NANO
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)
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target_link_options(${target}
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INTERFACE
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"--specs=nano.specs"
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)
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endif()
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endfunction()
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# Configure the toolchain to select the selected printf library
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function(mbed_set_printf_lib target lib_type)
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if (${lib_type} STREQUAL "minimal-printf")
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target_compile_definitions(${target}
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INTERFACE
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MBED_MINIMAL_PRINTF
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)
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set(printf_link_options "")
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list(APPEND printf_link_options
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"-Wl,--wrap,printf"
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"-Wl,--wrap,sprintf"
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"-Wl,--wrap,snprintf"
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"-Wl,--wrap,vprintf"
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"-Wl,--wrap,vsprintf"
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"-Wl,--wrap,vsnprintf"
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"-Wl,--wrap,fprintf"
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"-Wl,--wrap,vfprintf"
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)
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target_link_options(${target}
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INTERFACE
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${printf_link_options}
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)
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endif()
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endfunction()
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# Add linker flags to generate a mapfile with a given name
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function(mbed_configure_memory_map target mapfile)
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target_link_options(${target}
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PRIVATE
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"-Wl,-Map=${mapfile}"
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)
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endfunction()
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