99 lines
3.9 KiB
CMake
99 lines
3.9 KiB
CMake
option(USE_SYSTEMWIDE_PICOSDK "Use the systemwide Pico SDK instead of relying on the one from a deeply nested Git submodule (OFF by default)" OFF)
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option(PICO_NO_FLASH "Disable writing the compiled program to flash, and only load it to RAM. Useful for testing, but not much else (OFF by default)." OFF)
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option(PICO_COPY_TO_RAM "Run all code in RAM, while the program is also stored on flash. On bootup, everything will be copied to RAM (OFF by default)." OFF)
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option(USE_USBCDC_FOR_STDIO "Export an extra USB-CDC interface for stdio, instead of echoing it to a UART port (and requiring UART loopback for receiving stdio output on a host computer)." OFF)
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set(FAMILY "rp2040" CACHE STRING "Board/MCU family, decides which drivers to use. Set to RP2040 by default.")
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set(BOARD "raspberry_pi_pico" CACHE STRING "Board used, determines the pinout. Defaults to the Raspberry Pi Pico.")
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# use directory name for project id
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get_filename_component(PROJECT ${CMAKE_CURRENT_SOURCE_DIR} NAME)
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set(PROJECT ${BOARD}-${PROJECT})
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# TOP is absolute path to root directory of TinyUSB git repo
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set(TOP "./tinyusb")
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get_filename_component(TOP "${TOP}" REALPATH)
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# Check for -DFAMILY=
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if(FAMILY STREQUAL "rp2040")
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cmake_minimum_required(VERSION 3.12)
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if (USE_SYSTEMWIDE_PICOSDK)
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include(pico_sdk_import.cmake)
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else()
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set(PICO_SDK_PATH ${TOP}/hw/mcu/raspberrypi/pico-sdk)
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include(${PICO_SDK_PATH}/pico_sdk_init.cmake)
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endif()
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project(${PROJECT})
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pico_sdk_init()
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add_executable(${PROJECT})
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# need uart stdio, usb is busy doing other stuff
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if(USE_USBCDC_FOR_STDIO)
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# we're going to manually implement this case
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pico_enable_stdio_uart(${PROJECT} 0)
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target_compile_definitions(${PROJECT} PUBLIC USE_USBCDC_FOR_STDIO=1 PICO_STDIO_USB=1)
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else()
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pico_enable_stdio_uart(${PROJECT} 1)
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endif()
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pico_enable_stdio_usb(${PROJECT} 0)
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# Example source
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target_sources(${PROJECT} PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}/main.c
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${CMAKE_CURRENT_SOURCE_DIR}/usb_descriptors.c
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${CMAKE_CURRENT_SOURCE_DIR}/libco/libco.S
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/DAP/Firmware/Source/DAP.c
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/DAP/Firmware/Source/JTAG_DP.c
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/DAP/Firmware/Source/DAP_vendor.c
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/DAP/Firmware/Source/SWO.c
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/DAP/Firmware/Source/SW_DP.c
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${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/cdc_uart.c
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${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/spi_serprog.c
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${CMAKE_CURRENT_SOURCE_DIR}/cdc_serprog.c
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${CMAKE_CURRENT_SOURCE_DIR}/rtconf.c
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)
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# Example include
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target_include_directories(${PROJECT} PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}/
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${CMAKE_CURRENT_SOURCE_DIR}/libco/
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/DAP/Firmware/Include/
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${CMAKE_CURRENT_SOURCE_DIR}/CMSIS_5/CMSIS/Core/Include/
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${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/
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${CMAKE_CURRENT_SOURCE_DIR}/bsp/default/
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)
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# need to do this AFTER the regular includes, so that our bsp folder can
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# override the tinyusb board.h header
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include(${TOP}/hw/bsp/${FAMILY}/family.cmake) # tinyusb hardware-specific stuff
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# Example defines
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#target_compile_definitions(${PROJECT} PUBLIC
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#)
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target_link_libraries(${PROJECT} pico_stdlib pico_unique_id hardware_spi
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pico_fix_rp2040_usb_device_enumeration)
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if(USE_USBCDC_FOR_STDIO)
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target_sources(${PROJECT} PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}/bsp/${FAMILY}/cdc_stdio.c
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)
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target_include_directories(${PROJECT} PUBLIC
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${PICO_SDK_PATH}/src/rp2_common/pico_stdio_usb/include/
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)
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# extremely ugly hack to prevent the Pico SDK to declare *its* TinyUSB config
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target_compile_definitions(${PROJECT} PUBLIC
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_PICO_STDIO_USB_TUSB_CONFIG_H=1
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)
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target_link_libraries(${PROJECT} pico_stdio)
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endif()
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pico_add_extra_outputs(${PROJECT})
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else()
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message(FATAL_ERROR "Invalid FAMILY '${FAMILY}' specified")
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endif()
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