0.25.0

This release improves USB support with new support for the RP2040 and MIDI, improves support for generics, fixes some bugs on darwin/arm64, and adds 3 new boards: the Challenger RP2040 LoRa, the MCH2022 badge, and the XIAO RP2040

• command line
  • change to ignore PortReset failures
• compiler
  • compiler: darwin/arm64 is aarch64, not arm
  • compiler: don't clobber X18 and FP registers on darwin/arm64
  • compiler: fix issue with methods on generic structs
  • compiler: do not try to build generic functions
  • compiler: fix type names for generic named structs
  • compiler: fix multiple defined function issue for generic functions
  • compiler: implement unsafe.Alignof and unsafe.Sizeof for generic code
• standard library
  • machine: add DTR and RTS to Serialer interface
  • machine: reorder pin definitions to improve pin list on tinygo.org
  • machine/usb: add support for MIDI
  • machine/usb: adjust buffer alignment (samd21, samd51, nrf52840)
  • machine/usb/midi: add NoteOn, NoteOff, and SendCC methods
  • machine/usb/midi: add definition of MIDI note number
  • runtime: add benchmarks for memhash
  • runtime: add support for printing slices via print/println
• targets
  • avr: fix some apparent mistake in atmega1280/atmega2560 pin constants
  • esp32: provide hardware pin constants
  • esp32: fix WDT reset on the MCH2022 badge
  • esp32: optimize SPI transmit
  • esp32c3: provide hardware pin constants
  • esp8266: provide hardware pin constants like GPIO2
  • nrf51: define and use P0_xx constants
  • nrf52840, samd21, samd51: unify bootloader entry process
  • nrf52840, samd21, samd51: change usbSetup and sendZlp to public
  • nrf52840, samd21, samd51: refactor handleStandardSetup and initEndpoint
  • nrf52840, samd21, samd51: improve usb-device initialization
  • nrf52840, samd21, samd51: move usbcdc to machine/usb/cdc
  • rp2040: add usb serial vendor/product ID
  • rp2040: add support for usb
  • rp2040: change default for serial to usb
  • rp2040: add support for machine.EnterBootloader
  • rp2040: turn off pullup/down when input type is not specified
  • rp2040: make picoprobe default openocd interface
  • samd51: add support for DAC1
  • samd51: improve TRNG
  • wasm: stub runtime.buffered, runtime.getchar
  • wasi: make leveldb runtime hash the default
• boards
  • add Challenger RP2040 LoRa
  • add MCH2022 badge
  • add XIAO RP2040
  • clue: remove pins D21..D28
  • feather-rp2040, macropad-rp2040: fix qspi-flash settings
  • xiao-ble: add support for flash-1200-bps-reset
  • gopherbot, gopherbot2: add these aliases to simplify for newer users