127 lines
4.3 KiB
CMake
127 lines
4.3 KiB
CMake
cmake_minimum_required(VERSION 3.20)
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# 跳过编译器链接测试（裸机 ARM 无系统调用 _exit/_sbrk 等）
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set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
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project(blink C)
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# 输出固件带 .elf 后缀，pyOCD 自动识别格式
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set(CMAKE_EXECUTABLE_SUFFIX ".elf")
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# ── 路径检测：环境变量 → 自动扫描 ────────────────────────────────
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function(auto_find var_name pattern)
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if(NOT ${var_name} OR NOT EXISTS "${${var_name}}")
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foreach(drv C D E)
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if(EXISTS "${drv}:/ti")
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file(GLOB _found "${drv}:/ti/${pattern}")
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if(_found)
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list(GET _found 0 ${var_name})
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set(${var_name} "${${var_name}}" PARENT_SCOPE)
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endif()
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endif()
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endforeach()
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endif()
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endfunction()
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set(SDK_DIR "$ENV{MSPM0_SDK_ROOT}" CACHE PATH "MSPM0 SDK root")
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set(SYSCONFIG_CLI "$ENV{SYSCONFIG_CLI_PATH}" CACHE FILEPATH "SysConfig CLI path")
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auto_find(SDK_DIR "mspm0_sdk_*")
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auto_find(SYSCONFIG_CLI "sysconfig_*/sysconfig_cli.bat")
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if(NOT SDK_DIR)
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message(FATAL_ERROR "MSPM0 SDK not found. Set MSPM0_SDK_ROOT env var.")
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endif()
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if(NOT SYSCONFIG_CLI OR NOT EXISTS "${SYSCONFIG_CLI}")
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message(FATAL_ERROR "SysConfig CLI not found. Set SYSCONFIG_CLI_PATH env var.")
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endif()
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set(DEVICE "MSPM0G350X")
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set(PACKAGE "LQFP-64(PM)")
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# ── SysConfig code generation ──────────────────────────────────────
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set(SYSCFG_OUTPUT_DIR "${CMAKE_BINARY_DIR}/syscfg")
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add_custom_command(
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OUTPUT
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"${SYSCFG_OUTPUT_DIR}/ti_msp_dl_config.c"
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"${SYSCFG_OUTPUT_DIR}/ti_msp_dl_config.h"
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"${SYSCFG_OUTPUT_DIR}/device_linker.lds"
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"${SYSCFG_OUTPUT_DIR}/device.opt"
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"${SYSCFG_OUTPUT_DIR}/device.lds.genlibs"
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COMMAND cmd /c "${SYSCONFIG_CLI}"
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--compiler gcc
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--product "${SDK_DIR}/.metadata/product.json"
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--device "${DEVICE}"
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--package "${PACKAGE}"
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--output "${SYSCFG_OUTPUT_DIR}"
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"${CMAKE_SOURCE_DIR}/blink.syscfg"
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DEPENDS "${CMAKE_SOURCE_DIR}/blink.syscfg"
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COMMENT "Running SysConfig..."
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)
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# ── Source files ────────────────────────────────────────────────────
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set(GEN_DIR ${SYSCFG_OUTPUT_DIR})
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add_executable(${PROJECT_NAME}
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src/main.c
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"${GEN_DIR}/ti_msp_dl_config.c"
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"${SDK_DIR}/source/ti/devices/msp/m0p/startup_system_files/gcc/startup_mspm0g350x_gcc.c"
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)
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# SysConfig outputs are dependencies
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add_dependencies(${PROJECT_NAME} syscfg_gen)
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add_custom_target(syscfg_gen DEPENDS "${GEN_DIR}/ti_msp_dl_config.c")
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# ── Include directories ─────────────────────────────────────────────
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target_include_directories(${PROJECT_NAME} PRIVATE
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"${CMAKE_SOURCE_DIR}/include"
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"${CMAKE_SOURCE_DIR}/src"
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"${GEN_DIR}"
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"${SDK_DIR}/source"
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"${SDK_DIR}/source/third_party/CMSIS/Core/Include"
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)
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# ── Compile definitions & flags ─────────────────────────────────────
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target_compile_definitions(${PROJECT_NAME} PRIVATE
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__MSPM0G3507__
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__USE_SYSCONFIG__
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)
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target_compile_options(${PROJECT_NAME} PRIVATE
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-mcpu=cortex-m0plus
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-march=armv6-m
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-mthumb
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-mfloat-abi=soft
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-std=c99
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-O2
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-ffunction-sections
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-fdata-sections
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-g
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-Wall
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-gstrict-dwarf
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)
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# ── Linker flags ────────────────────────────────────────────────────
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# Override SysConfig's linker script with G3507 (128KB Flash / 32KB SRAM)
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set(LINKER_SCRIPT "${SDK_DIR}/source/ti/devices/msp/m0p/linker_files/gcc/mspm0g3507.lds")
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target_link_options(${PROJECT_NAME} PRIVATE
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-mcpu=cortex-m0plus
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-march=armv6-m
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-mthumb
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-mfloat-abi=soft
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-nostartfiles
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-static
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-Wl,--gc-sections
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-Wl,-Map,${PROJECT_NAME}.map
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-T${LINKER_SCRIPT}
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-T${GEN_DIR}/device.lds.genlibs
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-L${SDK_DIR}/source
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--specs=nano.specs
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--specs=nosys.specs
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-lgcc
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-lc
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-lm
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)
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