wip, load-* scripts to load fernly, osmocom-bb layer1 and nuttx, eventually...

wip, load-* scripts to load fernly, osmocom-bb layer1 and nuttx, eventually add to docs somewhere else most likely

load-fernly.sh

+./build/fernly-usb-loader -w -s /dev/ttyUSB0 ./build/usb-loader.bin ./build/firmware.bin

load-layer1.bin

+./build/fernly-usb-loader -w -s /dev/ttyUSB0 ./build/usb-loader.bin ./build/firmware.bin ../osmocom/osmocom-bb/src/target/firmware/board/fernvale/layer1.mt6260.bin

load-nuttx.sh

+./build/fernly-usb-loader -w -s /dev/ttyUSB0 ./build/usb-loader.bin ./build/firmware.bin ../fernvale-nuttx/nuttx/nuttx.bin