# See doc.txt on nRF antenna selection
BOARD_NRFANTENNA_DEFAULT ?= BUILTIN
CFLAGS += -DBOARD_NRFANTENNA_DEFAULT=BOARD_NRFANTENNA_$(BOARD_NRFANTENNA_DEFAULT)

# add the common header files to the include path
INCLUDES += -I$(RIOTBOARD)/common/particle-mesh/include

PROGRAMMERS_SUPPORTED += dfu-util pyocd

ifeq (1,$(PARTICLE_MONOFIRMWARE))
  CFLAGS += -DPARTICLE_MONOFIRMWARE
  ROM_OFFSET = 0x30000
  FW_ROM_LEN = 0xc4000
  FLASHFILE = $(BINFILE)-checksummed
  # Setting DFU_ARGS won't work as the implied --reset causes errors.
  FFLAGS = -d 0x2B04:0xD00E -a 0 -s 0x30000:leave -D $(FLASHFILE)
  PROGRAMMER = dfu-util
  # If CDC-ACM is *not* enabled, any pre-flash resets will just not work -- but
  # then again nothing can be done in that case anyway, and the preflash
  # routines fall through without erring.
  include $(RIOTMAKE)/tools/usb_board_reset.mk

  # Only dfu-util is supported in this case
  PROGRAMMERS_SUPPORTED = dfu-util
else
  # This board uses a DAP-Link programmer
  # Flashing support is provided through pyocd (default) and openocd.
  # For openocd, a version built against the development branch and containing
  # the support for nrf52 cpu is required.
  PROGRAMMER ?= pyocd
  # The board is not recognized automatically by pyocd, so the CPU target
  # option is passed explicitly
  PYOCD_FLASH_TARGET_TYPE ?= -t nrf52840
  OPENOCD_DEBUG_ADAPTER ?= dap
endif

MONOFIRMWARETOOL = ${RIOTBOARD}/common/particle-mesh/monofirmware-tool.py

# Rule (variations) for building a monofirmware populated with the right
# (lengths and) checksum in it; only used iuf PARTICLE_MONOFIRMWARE=1
%.bin-checksummed: %.bin %.elf ${MONOFIRMWARETOOL}
	${MONOFIRMWARETOOL} $*.elf $< $@

include $(RIOTBOARD)/common/nrf52/Makefile.include