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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
)
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