; VersaPad v2 -- UF2 bootloader
; Vendored + adapted from Microsoft uf2-samdx1 (https://github.com/microsoft/uf2-samdx1),
; trimmed to SAMD21 only, no self-update (SELF_EXECUTABLE) build, no Arduino framework.
; Programmer: Atmel-ICE via SWD, same as the app firmware in ../platformio.ini.

[env:versapad_bootloader]
platform    = atmelsam
board       = versapad_bootloader
build_flags =
    -D__SAMD21G17A__
    -DSAMD21
    -DCRYSTALLESS
    -DFLASH_NUM_ROWS=512   ; ATSAMD21G17D: 128 KiB / 256 B rows (uf2.h defaults to 1024, the 256 KiB G18A value)
    -I.
    -Iinclude
    -Iinc
    -Ilib/cmsis/CMSIS/Include
    -Ilib/samd21/samd21a/include
    -Ilib/usb_msc

board_build.ldscript = scripts/samd21g17a.ld

upload_protocol = custom
extra_scripts   = ../upload_openocd.py
debug_tool      = openocd