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122 lines
3.2 KiB
122 lines
3.2 KiB
cmake_minimum_required(VERSION 3.16)
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if (NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE MiniSizeRel)
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endif()
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
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if (NOT DEFINED DEVICE_TYPE)
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set(DEVICE_TYPE "GD32F407RK")
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endif()
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/lib")
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if (NOT DEFINED CMAKE_TOOLCHAIN_FILE)
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set(CMAKE_TOOLCHAIN_FILE ${CMAKE_CURRENT_SOURCE_DIR}/lib/arm-elf.cmake)
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endif()
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set(GD32F4X_CHIP_TYPE GD32F407)
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set(gd32f40x_root ${CMAKE_CURRENT_LIST_DIR}/Firmware)
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include(gd32f40x_periph)
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set(tgt_name "gd32f40x")
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project(${tgt_name} C CXX ASM)
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add_executable(${tgt_name})
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set_target_properties(${tgt_name}
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PROPERTIES
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CXX_STANDARD 20)
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target_sources(${tgt_name} PRIVATE
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src/main.c
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src/gd32f4xx_it.c
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src/board.c
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src/pinctrl.c
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src/usart0.c
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core/printfi.c
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core/ymodem.c
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core/console_ymodem.c
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core/console.c
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core/retarget.c
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core/commands.c
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core/gpio.c
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core/ringbuf.c
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core/terminal.c
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core/tick.c
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core/abi.cpp
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core/new.cpp
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)
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execute_process(COMMAND git rev-parse --short HEAD OUTPUT_VARIABLE _git_commit)
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#execute_process(COMMAND git log -1 --format=%cd --date=format:%Y%m%d OUTPUT_VARIABLE _git_date)
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string(STRIP ${_git_commit} git_commit)
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#string(STRIP ${_git_date} git_date)
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#string(JOIN - TGT_COMMIT ${git_date} ${git_commit})
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target_include_directories(${tgt_name} PRIVATE
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${PROJECT_SOURCE_DIR}/core
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)
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target_link_libraries(${tgt_name} PRIVATE
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gd32f40x_periph
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)
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target_compile_definitions(${tgt_name} PRIVATE
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_GNU_SOURCE
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GIT_COMMIT="commit ${git_commit}"
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)
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target_link_options(${tgt_name} PRIVATE
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-mthumb -mcpu=cortex-m4 -march=armv7e-m
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-mfloat-abi=hard -mfpu=fpv4-sp-d16
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-nostartfiles
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-Wl,--gc-sections
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-Wl,--cref
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-Wl,--sort-section=alignment
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-Wl,-Map,${tgt_name}.map
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# -Wl,-pie -Wl,--no-dynamic-linker
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-specs=nosys.specs
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-specs=nano.specs
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$<$<NOT:$<CONFIG:Debug>>:-s>)
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set(lds_name ${CMAKE_BINARY_DIR}/linker.ld)
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tgt_add_linker_script(${tgt_name} PRIVATE ${lds_name})
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# gcc -E -P -x -c <infile> -o <outfile>
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# -E: gcc only run preprocessor
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# -P: prevents preprocessor from generating linemarkers (#line directives)
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#-x c: tells GCC treat linker script as C source file
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add_custom_target(gen_lds
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${CMAKE_C_COMPILER} -E -P -x c ${PROJECT_SOURCE_DIR}/lib/gd32f4xx_linker.ld -o ${lds_name}
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COMMENT "Generate link script"
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VERBATIM)
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add_dependencies(${tgt_name} gen_lds)
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set(OUTPUT_NAME $<TARGET_FILE:${tgt_name}>)
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add_custom_command(TARGET ${tgt_name}
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POST_BUILD
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COMMAND ${CMAKE_OBJCOPY} -O ihex ${OUTPUT_NAME} ${tgt_name}.hex
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COMMAND ${CMAKE_OBJCOPY} -O binary ${OUTPUT_NAME} ${tgt_name}.bin
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COMMENT "Create Hex & Binary File"
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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VERBATIM
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)
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add_custom_target(flash
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COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/lib/gdbscript.txt gdbscript.txt
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COMMAND sed${CMAKE_EXECUTABLE_SUFFIX} -i "s#%DEVICE_TYPE%#${DEVICE_TYPE}#;s#%TARGET_FILE%#${OUTPUT_NAME}#" gdbscript.txt
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COMMAND ${CMAKE_GDB} --batch -nx -x gdbscript.txt ${OUTPUT_NAME}
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
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DEPENDS ${tgt_name}
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COMMENT "Flash elf to device"
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VERBATIM)
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install(TARGETS ${tgt_name}
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DESTINATION ${PROJECT_SOURCE_DIR}/out)
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