cmake_minimum_required(VERSION 3.12) # Set build type to reduce firmware size if(NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE MinSizeRel) endif() # Set main target and component locations set(MICROPYTHON_TARGET firmware) get_filename_component(MPY_DIR "../.." ABSOLUTE) if (PICO_SDK_PATH_OVERRIDE) set(PICO_SDK_PATH ${PICO_SDK_PATH_OVERRIDE}) else() set(PICO_SDK_PATH ../../lib/pico-sdk) endif() # Use the local tinyusb instead of the one in pico-sdk set(PICO_TINYUSB_PATH ${MPY_DIR}/lib/tinyusb) # Include component cmake fragments include(micropy_py.cmake) include(micropy_extmod.cmake) include(${PICO_SDK_PATH}/pico_sdk_init.cmake) # Define the top-level project project(${MICROPYTHON_TARGET}) pico_sdk_init() add_executable(${MICROPYTHON_TARGET}) set(SOURCE_LIB ${MPY_DIR}/lib/littlefs/lfs1.c ${MPY_DIR}/lib/littlefs/lfs1_util.c ${MPY_DIR}/lib/littlefs/lfs2.c ${MPY_DIR}/lib/littlefs/lfs2_util.c ${MPY_DIR}/lib/mp-readline/readline.c ${MPY_DIR}/lib/oofatfs/ff.c ${MPY_DIR}/lib/oofatfs/ffunicode.c ${MPY_DIR}/lib/timeutils/timeutils.c ${MPY_DIR}/lib/utils/gchelper_m0.s ${MPY_DIR}/lib/utils/gchelper_native.c ${MPY_DIR}/lib/utils/mpirq.c ${MPY_DIR}/lib/utils/stdout_helpers.c ${MPY_DIR}/lib/utils/sys_stdio_mphal.c ${MPY_DIR}/lib/utils/pyexec.c ) set(SOURCE_DRIVERS ${MPY_DIR}/drivers/bus/softspi.c ) set(SOURCE_PORT fatfs_port.c machine_adc.c machine_i2c.c machine_pin.c machine_pwm.c machine_spi.c machine_timer.c machine_uart.c machine_wdt.c main.c modmachine.c modrp2.c moduos.c modutime.c mphalport.c mpthreadport.c rp2_flash.c rp2_pio.c tusb_port.c uart.c ) set(SOURCE_QSTR ${SOURCE_PY} ${SOURCE_EXTMOD} ${MPY_DIR}/lib/utils/mpirq.c ${MPY_DIR}/lib/utils/sys_stdio_mphal.c ${PROJECT_SOURCE_DIR}/machine_adc.c ${PROJECT_SOURCE_DIR}/machine_i2c.c ${PROJECT_SOURCE_DIR}/machine_pin.c ${PROJECT_SOURCE_DIR}/machine_pwm.c ${PROJECT_SOURCE_DIR}/machine_spi.c ${PROJECT_SOURCE_DIR}/machine_timer.c ${PROJECT_SOURCE_DIR}/machine_uart.c ${PROJECT_SOURCE_DIR}/machine_wdt.c ${PROJECT_SOURCE_DIR}/modmachine.c ${PROJECT_SOURCE_DIR}/modrp2.c ${PROJECT_SOURCE_DIR}/moduos.c ${PROJECT_SOURCE_DIR}/modutime.c ${PROJECT_SOURCE_DIR}/rp2_flash.c ${PROJECT_SOURCE_DIR}/rp2_pio.c ) set(MPY_QSTR_DEFS ${PROJECT_SOURCE_DIR}/qstrdefsport.h) # Define mpy-cross flags and frozen manifest set(MPY_CROSS_FLAGS -march=armv7m) set(FROZEN_MANIFEST ${PROJECT_SOURCE_DIR}/manifest.py) include(micropy_rules.cmake) target_sources(${MICROPYTHON_TARGET} PRIVATE ${SOURCE_PY} ${SOURCE_EXTMOD} ${SOURCE_LIB} ${SOURCE_DRIVERS} ${SOURCE_PORT} ) target_include_directories(${MICROPYTHON_TARGET} PRIVATE "${PROJECT_SOURCE_DIR}" "${MPY_DIR}" "${CMAKE_BINARY_DIR}" ) target_compile_options(${MICROPYTHON_TARGET} PRIVATE -Wall #-Werror -DFFCONF_H=\"${MPY_DIR}/lib/oofatfs/ffconf.h\" -DLFS1_NO_MALLOC -DLFS1_NO_DEBUG -DLFS1_NO_WARN -DLFS1_NO_ERROR -DLFS1_NO_ASSERT -DLFS2_NO_MALLOC -DLFS2_NO_DEBUG -DLFS2_NO_WARN -DLFS2_NO_ERROR -DLFS2_NO_ASSERT ) target_compile_definitions(${MICROPYTHON_TARGET} PRIVATE PICO_FLOAT_PROPAGATE_NANS=1 PICO_STACK_SIZE=0x2000 PICO_CORE1_STACK_SIZE=0 PICO_PROGRAM_NAME="MicroPython" PICO_NO_PROGRAM_VERSION_STRING=1 # do it ourselves in main.c MICROPY_BUILD_TYPE="${CMAKE_C_COMPILER_ID} ${CMAKE_C_COMPILER_VERSION} ${CMAKE_BUILD_TYPE}" PICO_NO_BI_STDIO_UART=1 # we call it UART REPL ) target_link_libraries(${MICROPYTHON_TARGET} hardware_adc hardware_dma hardware_flash hardware_i2c hardware_pio hardware_pwm hardware_rtc hardware_spi hardware_sync pico_multicore pico_stdlib_headers pico_stdlib pico_unique_id tinyusb_device ) # todo this is a bit brittle, but we want to move a few source files into RAM (which requires # a linker script modification) until we explicitly add macro calls around the function # defs to move them into RAM. if (PICO_ON_DEVICE AND NOT PICO_NO_FLASH AND NOT PICO_COPY_TO_RAM) pico_set_linker_script(${MICROPYTHON_TARGET} ${CMAKE_CURRENT_LIST_DIR}/memmap_mp.ld) endif() pico_add_extra_outputs(${MICROPYTHON_TARGET}) add_custom_command(TARGET ${MICROPYTHON_TARGET} POST_BUILD COMMAND arm-none-eabi-size --format=berkeley ${PROJECT_BINARY_DIR}/${MICROPYTHON_TARGET}.elf VERBATIM )