RIOT/boards/mega-xplained/Makefile.include

# define the cpu used by the Mega Xplained board
export CPU = atmega1284p

# Found by checking fuse settings (2048 words so 4KB)
# https://www.microchip.com/DevelopmentTools/ProductDetails/atmega1284p-xpld
BOOTLOADER_SIZE ?= 4K
ROM_RESERVED ?= $(BOOTLOADER_SIZE)

# configure the terminal program
export PORT_LINUX  ?= /dev/ttyACM0
export PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.usbserial*)))
export BAUD        ?= 9600
include $(RIOTMAKE)/tools/serial.inc.mk

export FLASHER = avrdude
export DIST_PATH = $(RIOTBOARD)/$(BOARD)/dist
export DEBUGSERVER_PORT = 4242
export DEBUGSERVER = $(DIST_PATH)/debug_srv.sh
export DEBUGSERVER_FLAGS = "-g -j usb :$(DEBUGSERVER_PORT)"
export DEBUGGER_FLAGS = "-x $(RIOTBOARD)/$(BOARD)/dist/gdb.conf $(ELFFILE)"
export DEBUGGER = $(DIST_PATH)/debug.sh $(DEBUGSERVER_FLAGS) $(DIST_PATH) $(DEBUGSERVER_PORT)

# PROGRAMMER defaults to the Bus Pirate ISP
export PROGRAMMER ?= buspirate

export PROGRAMMER_FLAGS = -P /dev/ttyUSB0

OFLAGS += -j .text -j .data
export FFLAGS += -p m1284p -c $(PROGRAMMER) $(PROGRAMMER_FLAGS) -F -U flash:w:$(HEXFILE)