LPCXpresso55S16_Template/CMakeLists.txt

cmake_minimum_required(VERSION 3.10)

project(lpcxpresso_55s16_template)

enable_language(CXX)
enable_language(ASM)

# Different linker scripts
set(TARGET_LDSCRIPT_FLASH "${CMAKE_SOURCE_DIR}/SDK/devices/LPC55S16/gcc/LPC55S16_flash.ld")
set(TARGET_LDSCRIPT_RAM   "${CMAKE_SOURCE_DIR}/SDK/devices/LPC55S16/gcc/LPC55S16_ram.ld")

set(TARGET_SOURCES
    "SDK/components/serial_manager/fsl_component_serial_manager.c"
    "SDK/components/serial_manager/fsl_component_serial_port_uart.c"
    "SDK/components/uart/fsl_adapter_usart.c"
    "SDK/devices/LPC55S16/drivers/fsl_anactrl.c"
    "SDK/devices/LPC55S16/drivers/fsl_casper.c"
    "SDK/devices/LPC55S16/drivers/fsl_cdog.c"
    "SDK/devices/LPC55S16/drivers/fsl_clock.c"
    "SDK/devices/LPC55S16/drivers/fsl_cmp.c"
    "SDK/devices/LPC55S16/drivers/fsl_common.c"
    "SDK/devices/LPC55S16/drivers/fsl_common_arm.c"
    "SDK/devices/LPC55S16/drivers/fsl_crc.c"
    "SDK/devices/LPC55S16/drivers/fsl_ctimer.c"
    "SDK/devices/LPC55S16/drivers/fsl_dma.c"
    "SDK/devices/LPC55S16/drivers/fsl_flexcomm.c"
    "SDK/devices/LPC55S16/drivers/fsl_gint.c"
    "SDK/devices/LPC55S16/drivers/fsl_gpio.c"
    "SDK/devices/LPC55S16/drivers/fsl_hashcrypt.c"
    "SDK/devices/LPC55S16/drivers/fsl_i2c.c"
    "SDK/devices/LPC55S16/drivers/fsl_i2c_dma.c"
    "SDK/devices/LPC55S16/drivers/fsl_i2s.c"
    "SDK/devices/LPC55S16/drivers/fsl_i2s_dma.c"
    "SDK/devices/LPC55S16/drivers/fsl_iap.c"
    "SDK/devices/LPC55S16/drivers/fsl_inputmux.c"
    "SDK/devices/LPC55S16/drivers/fsl_lpadc.c"
    "SDK/devices/LPC55S16/drivers/fsl_mcan.c"
    "SDK/devices/LPC55S16/drivers/fsl_mrt.c"
    "SDK/devices/LPC55S16/drivers/fsl_ostimer.c"
    "SDK/devices/LPC55S16/drivers/fsl_pint.c"
    "SDK/devices/LPC55S16/drivers/fsl_plu.c"
    "SDK/devices/LPC55S16/drivers/fsl_power.c"
    "SDK/devices/LPC55S16/drivers/fsl_prince.c"
    "SDK/devices/LPC55S16/drivers/fsl_puf.c"
    "SDK/devices/LPC55S16/drivers/fsl_reset.c"
    "SDK/devices/LPC55S16/drivers/fsl_rng.c"
    "SDK/devices/LPC55S16/drivers/fsl_rtc.c"
    "SDK/devices/LPC55S16/drivers/fsl_sctimer.c"
    "SDK/devices/LPC55S16/drivers/fsl_spi.c"
    "SDK/devices/LPC55S16/drivers/fsl_spi_dma.c"
    "SDK/devices/LPC55S16/drivers/fsl_sysctl.c"
    "SDK/devices/LPC55S16/drivers/fsl_usart.c"
    "SDK/devices/LPC55S16/drivers/fsl_usart_dma.c"
    "SDK/devices/LPC55S16/drivers/fsl_utick.c"
    "SDK/devices/LPC55S16/drivers/fsl_wwdt.c"
    "SDK/devices/LPC55S16/gcc/startup_LPC55S16.S"
    "SDK/devices/LPC55S16/system_LPC55S16.c"
    "SDK/devices/LPC55S16/utilities/debug_console/fsl_debug_console.c"
    "SDK/devices/LPC55S16/utilities/str/fsl_str.c"
    "board/board.c"
    "board/clock_config.c"
    "board/peripherals.c"
    "board/pin_mux.c"
    "src/main.c"
)

set(TARGET_C_DEFINES
    "CPU_LPC55S16JBD100"
    "MCUXPRESSO_SDK"
    "SERIAL_PORT_TYPE_UART=1"
    "__STARTUP_CLEAR_BSS"
)

set(TARGET_C_INCLUDES
    "SDK/CMSIS/Core/Include"
    "SDK/components/serial_manager"
    "SDK/components/uart"
    "SDK/devices/LPC55S16"
    "SDK/devices/LPC55S16/drivers"
    "SDK/devices/LPC55S16/utilities/debug_console"
    "SDK/devices/LPC55S16/utilities/str"
    "board"
    "include"
)

# Shared libraries linked with application
set(TARGET_LIBS
    "fro_calib_hardabi"
)

# Shared library and linker script search paths
set(TARGET_LIB_DIRECTORIES
    "SDK/devices/LPC55S16/gcc"
)

# Device specific settings, goes to CFLAGS and LDFLAGS
set(TARGET_CFLAGS_HARDWARE "-mcpu=cortex-m33 -mthumb -mfloat-abi=hard -mfpu=fpv5-sp-d16")

# Conditional flags
# DEBUG
set(CMAKE_C_FLAGS_DEBUG     "-DDEBUG -Og -g")
set(CMAKE_CXX_FLAGS_DEBUG   "-DDEBUG -Og -g")
set(CMAKE_ASM_FLAGS_DEBUG   "-DDEBUG -Og -g")

# RELEASE
set(CMAKE_C_FLAGS_RELEASE        "-DNDEBUG -O2 -flto")
set(CMAKE_CXX_FLAGS_RELEASE      "-DNDEBUG -O2 -flto")
set(CMAKE_ASM_FLAGS_RELEASE      "-DNDEBUG -O2 -flto")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-flto")

# Final compiler flags
set(CMAKE_C_FLAGS          "${CMAKE_C_FLAGS} ${TARGET_CFLAGS_HARDWARE} -Wall -fno-common -fno-builtin -ffreestanding -fdata-sections -ffunction-sections")
set(CMAKE_CXX_FLAGS        "${CMAKE_CXX_FLAGS} ${TARGET_CFLAGS_HARDWARE} -Wall -fno-common -fno-builtin -ffreestanding -fdata-sections -ffunction-sections")
set(CMAKE_ASM_FLAGS        "${CMAKE_ASM_FLAGS} ${CMAKE_C_FLAGS} -x assembler-with-cpp")
set(CMAKE_EXE_LINKER_FLAGS "-specs=nano.specs -specs=nosys.specs -Wl,--gc-sections -Wl,--print-memory-usage -lc -lm -lnosys ")


# Shared sources, includes and definitions
add_compile_definitions(${TARGET_C_DEFINES})
include_directories(${TARGET_C_INCLUDES})
link_directories(${TARGET_LIB_DIRECTORIES})
link_libraries(${TARGET_LIBS})

# Main targets are added here

# Create ELF
add_executable("${CMAKE_PROJECT_NAME}_FLASH.elf" ${TARGET_SOURCES})
target_link_options("${CMAKE_PROJECT_NAME}_FLASH.elf"
    PRIVATE "-T${TARGET_LDSCRIPT_FLASH}"
    PRIVATE "-Wl,--Map=${CMAKE_PROJECT_NAME}_FLASH.map"
)
set_property(TARGET "${CMAKE_PROJECT_NAME}_FLASH.elf" APPEND
    PROPERTY ADDITIONAL_CLEAN_FILES "${CMAKE_PROJECT_NAME}_FLASH.map"
)
add_custom_command(OUTPUT "${CMAKE_PROJECT_NAME}_FLASH.hex"
    COMMAND ${CMAKE_OBJCOPY} "-O" "ihex" "${CMAKE_PROJECT_NAME}_FLASH.elf" "${CMAKE_PROJECT_NAME}_FLASH.hex"
    DEPENDS "${CMAKE_PROJECT_NAME}_FLASH.elf"
)
add_custom_target("${CMAKE_PROJECT_NAME}_FLASH_HEX" DEPENDS "${CMAKE_PROJECT_NAME}_FLASH.hex")

# Create ELF
add_executable("${CMAKE_PROJECT_NAME}_RAM.elf" ${TARGET_SOURCES})
target_link_options("${CMAKE_PROJECT_NAME}_RAM.elf"
    PRIVATE "-T${TARGET_LDSCRIPT_RAM}"
    PRIVATE "-Wl,--Map=${CMAKE_PROJECT_NAME}_RAM.map"
)
set_property(TARGET "${CMAKE_PROJECT_NAME}_RAM.elf" APPEND
    PROPERTY ADDITIONAL_CLEAN_FILES "${CMAKE_PROJECT_NAME}_RAM.map"
)
add_custom_command(OUTPUT "${CMAKE_PROJECT_NAME}_RAM.hex"
    COMMAND ${CMAKE_OBJCOPY} "-O" "ihex" "${CMAKE_PROJECT_NAME}_RAM.elf" "${CMAKE_PROJECT_NAME}_RAM.hex"
    DEPENDS "${CMAKE_PROJECT_NAME}_RAM.elf"
)
add_custom_target("${CMAKE_PROJECT_NAME}_RAM_HEX" DEPENDS "${CMAKE_PROJECT_NAME}_RAM.hex")