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Add XIAO rp2040 and Wio rp2040 boards (Seeed-Studio#3)
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‎boards.txt

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@@ -384,3 +384,92 @@ nicla_sense.bootloader.config=-f target/nrf52.cfg
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nicla_sense.bootloader.programmer=-f interface/cmsis-dap.cfg
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nicla_sense.bootloader.file=NICLA/bootloader.hex
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##############################################################
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wio_pico.name=WIO_RP2040_MINI_DEV_BOARD
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wio_pico.build.core=arduino
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wio_pico.build.crossprefix=arm-none-eabi-
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wio_pico.build.compiler_path={runtime.tools.arm-none-eabi-gcc-7-2017q4.path}/bin/
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wio_pico.build.variant=WIO_RP2040_MINI_DEV_BOARD
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wio_pico.build.mcu=cortex-m0plus
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wio_pico.build.extra_flags=
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wio_pico.build.fpu=
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wio_pico.build.float-abi=
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wio_pico.build.architecture=cortex-m0plus
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wio_pico.build.board=WIO_RP2040_MINI_DEV_BOARD
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wio_pico.build.ldscript=linker_script.ld
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wio_pico.compiler.mbed.arch.define=-DARDUINO_ARCH_RP2040
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wio_pico.compiler.mbed.defines={build.variant.path}/defines.txt
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wio_pico.compiler.mbed.ldflags={build.variant.path}/ldflags.txt
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wio_pico.compiler.mbed.cflags={build.variant.path}/cflags.txt
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wio_pico.compiler.mbed.cxxflags={build.variant.path}/cxxflags.txt
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wio_pico.compiler.mbed.includes={build.variant.path}/includes.txt
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wio_pico.compiler.mbed.extra_ldflags=-lstdc++ -lsupc++ -lm -lc -lgcc -lnosys
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wio_pico.compiler.mbed="{build.variant.path}/libs/libmbed.a"
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wio_pico.vid.0=0x2886
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wio_pico.pid.0=0x8043
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wio_pico.upload_port.0.vid=0x2886
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wio_pico.upload_port.0.pid=0x8043
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wio_pico.upload.tool=picotool
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wio_pico.upload.tool.default=picotool
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wio_pico.upload.protocol=
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wio_pico.upload.transport=
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wio_pico.upload.use_1200bps_touch=true
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wio_pico.upload.wait_for_upload_port=false
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wio_pico.upload.native_usb=true
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wio_pico.upload.maximum_size=16777216
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wio_pico.upload.maximum_data_size=270336
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wio_pico.bootloader.tool=openocd
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wio_pico.bootloader.tool.default=openocd
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wio_pico.bootloader.config=-f target/rp2040.cfg
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wio_pico.bootloader.programmer=-f interface/cmsis-dap.cfg
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##############################################################
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##############################################################
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xiao_pico.name=SEEED_XIAO_RP2040
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xiao_pico.build.core=arduino
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xiao_pico.build.crossprefix=arm-none-eabi-
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xiao_pico.build.compiler_path={runtime.tools.arm-none-eabi-gcc-7-2017q4.path}/bin/
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xiao_pico.build.variant=SEEED_XIAO_RP2040
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xiao_pico.build.mcu=cortex-m0plus
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xiao_pico.build.extra_flags=
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xiao_pico.build.fpu=
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xiao_pico.build.float-abi=
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xiao_pico.build.architecture=cortex-m0plus
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xiao_pico.build.board=SEEED_XIAO_RP2040
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xiao_pico.build.ldscript=linker_script.ld
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xiao_pico.compiler.mbed.arch.define=-DARDUINO_ARCH_RP2040
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xiao_pico.compiler.mbed.defines={build.variant.path}/defines.txt
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xiao_pico.compiler.mbed.ldflags={build.variant.path}/ldflags.txt
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xiao_pico.compiler.mbed.cflags={build.variant.path}/cflags.txt
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xiao_pico.compiler.mbed.cxxflags={build.variant.path}/cxxflags.txt
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xiao_pico.compiler.mbed.includes={build.variant.path}/includes.txt
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xiao_pico.compiler.mbed.extra_ldflags=-lstdc++ -lsupc++ -lm -lc -lgcc -lnosys
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xiao_pico.compiler.mbed="{build.variant.path}/libs/libmbed.a"
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xiao_pico.vid.0=0x2886
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xiao_pico.pid.0=0x8042
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xiao_pico.upload_port.0.vid=0x2886
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xiao_pico.upload_port.0.pid=0x8042
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xiao_pico.upload.tool=picotool
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xiao_pico.upload.tool.default=picotool
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xiao_pico.upload.protocol=
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xiao_pico.upload.transport=
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xiao_pico.upload.use_1200bps_touch=true
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xiao_pico.upload.wait_for_upload_port=false
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xiao_pico.upload.native_usb=true
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xiao_pico.upload.maximum_size=16777216
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xiao_pico.upload.maximum_data_size=270336
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xiao_pico.bootloader.tool=openocd
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xiao_pico.bootloader.tool.default=openocd
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xiao_pico.bootloader.config=-f target/rp2040.cfg
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xiao_pico.bootloader.programmer=-f interface/cmsis-dap.cfg
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##############################################################

‎variants/SEEED_XIAO_RP2040/cflags.txt

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-c
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-std=gnu11
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-DMBED_TRAP_ERRORS_ENABLED=1
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-Os
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-Wall
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-Wextra
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-Wno-missing-field-initializers
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-Wno-unused-parameter
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-fdata-sections
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-ffunction-sections
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-fmessage-length=0
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-fno-exceptions
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-fomit-frame-pointer
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-funsigned-char
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-mcpu=cortex-m0plus
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-mthumb

‎variants/SEEED_XIAO_RP2040/conf/.mbedignore

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mbed-os/connectivity/drivers/cellular/*
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mbed-os/connectivity/nanostack/*

‎variants/SEEED_XIAO_RP2040/conf/mbed_app.json

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{
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"target_overrides": {
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"*": {
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"target.printf_lib": "std",
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"platform.stdio-buffered-serial": false,
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"platform.stdio-baud-rate": 115200,
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"platform.default-serial-baud-rate": 115200,
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"platform.callback-nontrivial": true,
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"platform.all-stats-enabled": true,
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"platform.memory-tracing-enabled": true,
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"rtos.main-thread-stack-size": 32768
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}
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}
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}

‎variants/SEEED_XIAO_RP2040/cxxflags.txt

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-Wvla
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-c
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-fno-rtti
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-std=gnu++14
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-DMBED_TRAP_ERRORS_ENABLED=1
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-Os
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-Wall
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-Wextra
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-Wno-missing-field-initializers
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-Wno-unused-parameter
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-fdata-sections
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-ffunction-sections
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-fmessage-length=0
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-fno-exceptions
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-fomit-frame-pointer
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-funsigned-char
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-mcpu=cortex-m0plus
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-mthumb

‎variants/SEEED_XIAO_RP2040/defines.txt

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-DARM_MATH_CM0PLUS
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-D__CMSIS_RTOS
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-DCOMPONENT_FLASHIAP=1
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-D__CORTEX_M0PLUS
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-DDEVICE_ANALOGIN=1
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-DDEVICE_FLASH=1
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-DDEVICE_I2C=1
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-DDEVICE_I2CSLAVE=1
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-DDEVICE_INTERRUPTIN=1
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-DDEVICE_PORT_IN=1
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-DDEVICE_PORT_OUT=1
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-DDEVICE_PWMOUT=1
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-DDEVICE_RESET_REASON=1
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-DDEVICE_SERIAL=1
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-DDEVICE_SERIAL_FC=1
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-DDEVICE_SPI=1
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-DDEVICE_USBDEVICE=1
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-DDEVICE_USTICKER=1
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-DDEVICE_WATCHDOG=1
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-D__MBED__=1
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-DMBED_BUILD_TIMESTAMP=1632403438.5330071
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-D__MBED_CMSIS_RTOS_CM
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-DMBED_MPU_CUSTOM
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-DPICO_NO_BINARY_INFO=1
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-DPICO_ON_DEVICE=1
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-DPICO_RP2040_USB_DEVICE_ENUMERATION_FIX=1
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-DPICO_TIME_DEFAULT_ALARM_POOL_DISABLED
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-DPICO_UART_ENABLE_CRLF_SUPPORT=0
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-DTARGET_CORTEX
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-DTARGET_CORTEX_M
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-DTARGET_LIKE_CORTEX_M0
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-DTARGET_LIKE_MBED
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-DTARGET_M0P
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-DTARGET_memmap_default
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-DTARGET_NAME=SEEED_XIAO_RP2040
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-DTARGET_RASPBERRYPI
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-DTARGET_SEEED_XIAO_RP2040
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-DTARGET_RELEASE
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-DTARGET_RP2040
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-DTOOLCHAIN_GCC
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-DTOOLCHAIN_GCC_ARM
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-DMBED_NO_GLOBAL_USING_DIRECTIVE=1
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-DUSE_ARDUINO_PINOUT

‎variants/SEEED_XIAO_RP2040/double_tap_usb_boot.cpp

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extern "C" {
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#include "pico.h"
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#include "pico/time.h"
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#include "pico/bootrom.h"
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}
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#include "macros.h"
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#include "pins_arduino.h"
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// Doesn't make any sense for a RAM only binary
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#if !PICO_NO_FLASH
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static const uint32_t magic_token[] = {
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0xf01681de, 0xbd729b29, 0xd359be7a,
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};
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static uint32_t __uninitialized_ram(magic_location)[count_of(magic_token)];
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// run at initialization time
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static void boot_double_tap_check() {
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for (uint i = 0; i < count_of(magic_token); i++) {
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if (magic_location[i] != magic_token[i]) {
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// Arm for 100 ms then disarm and continue booting
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for (i = 0; i < count_of(magic_token); i++) {
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magic_location[i] = magic_token[i];
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}
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busy_wait_us(100000);
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magic_location[0] = 0;
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return;
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}
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}
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magic_location[0] = 0;
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reset_usb_boot(1 << LED_BUILTIN, 0);
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}
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class DoubleTap {
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public:
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DoubleTap() {
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boot_double_tap_check();
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}
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};
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DoubleTap dt __attribute__ ((init_priority (101)));
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#endif

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