# set default port depending on operating system PORT_LINUX ?= /dev/ttyUSB1 PORT_DARWIN ?= $(firstword $(sort $(wildcard /dev/tty.usbmodem*))) # this board uses openocd with a custom reset command PROGRAMMER ?= openocd PROGRAMMERS_SUPPORTED += openocd OPENOCD_CMD_RESET_RUN =-c _reset # use our own openocd script to flash since HiFive1 has reset problems. FLASHER = $(RIOTBASE)/boards/hifive1/dist/flasher.sh