ref: 3e7d71878bbb318a3774a2b5a75965e41e6a4a43
dir: /sys/src/boot/reform/mkfile/
FILES=flash.bin boot.scr all:V: $FILES clean:V: rm -f $FILES flash.bin: hget -o flash.bin 'https://source.mnt.re/reform/reform-boundary-uboot/-/jobs/artifacts/v3/raw/flash.bin?job=build' boot.scr: boot.txt aux/txt2uimage -o $target $prereq