CH579M_Small_Hello/CMakeLists.txt

86 lines
2.7 KiB
CMake

cmake_minimum_required(VERSION 3.10)
project(libch57x_hello)
enable_language(CXX)
enable_language(ASM)
# Linker scripts
set(TARGET_LDSCRIPT_FLASH "${CMAKE_SOURCE_DIR}/lib/libch57x/lib/CMSIS_Vendor/WCH/CH57x/Source/GCC/ch579_FLASH.ld")
# Copy them from Makefile
set(TARGET_SOURCES
"lib/libch57x/lib/CMSIS_Vendor/WCH/CH57x/Source/GCC/startup_ch57x.c"
"src/irq_handlers.c"
"src/main.c"
)
set(TARGET_C_DEFINES
)
set(TARGET_C_INCLUDES
"include"
)
# Shared libraries linked with application
set(TARGET_LIBS
"ch57x"
)
# Shared library and linker script search paths
set(TARGET_LIB_DIRECTORIES
)
# Conditional flags
# DEBUG
set(CMAKE_C_FLAGS_DEBUG "-DDEBUG -O0 -g")
set(CMAKE_CXX_FLAGS_DEBUG "-DDEBUG -O0 -g")
set(CMAKE_ASM_FLAGS_DEBUG "-DDEBUG -O0 -g")
# RELEASE
set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O2 -flto")
set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG -O2 -flto")
set(CMAKE_ASM_FLAGS_RELEASE "-DNDEBUG -O2 -flto")
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-flto")
# Final compiler flags
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -fno-common -fno-builtin -ffreestanding -fdata-sections -ffunction-sections")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -fno-common -fno-builtin -ffreestanding -fdata-sections -ffunction-sections")
set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS} -x assembler-with-cpp")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--gc-sections")
# Include sub directories here
set(LIBCH57X_DEVICE "CH579")
add_subdirectory(lib/libch57x)
# Shared sources, includes and definitions
add_compile_definitions(${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" ${TARGET_SOURCES})
target_compile_definitions("${CMAKE_PROJECT_NAME}_FLASH.elf"
PRIVATE ${TARGET_C_DEFINES_XIP}
)
target_link_options("${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")
if(DEFINED TARGET_TOOLCHAIN_SIZE)
add_custom_command(TARGET "${CMAKE_PROJECT_NAME}_FLASH.elf" POST_BUILD
COMMAND ${TARGET_TOOLCHAIN_SIZE} "${CMAKE_PROJECT_NAME}_FLASH.elf"
)
endif()