| PROJ=demo |
| CONSTR=versa.lpf |
| TRELLIS?=/usr/share/trellis |
| |
| all: ${PROJ}.bit |
| |
| pattern.vh: make_14seg.py text.in |
| python3 make_14seg.py < text.in > pattern.vh |
| |
| %.json: %.v pattern.vh |
| yosys -p "synth_ecp5 -json $@" $< |
| |
| %_out.config: %.json |
| nextpnr-ecp5 --json $< --lpf ${CONSTR} --textcfg $@ --um5g-45k --package CABGA381 |
| |
| %.bit: %_out.config |
| ecppack --svf-rowsize 100000 --svf ${PROJ}.svf $< $@ |
| |
| ${PROJ}.svf: ${PROJ}.bit |
| |
| prog: ${PROJ}.svf |
| openocd -f ${TRELLIS}/misc/openocd/ecp5-versa5g.cfg -c "transport select jtag; init; svf $<; exit" |
| |
| clean: |
| rm -f *.bit *.svf *_out.config *.json pattern.vh |
| |
| .PHONY: prog clean |
| .PRECIOUS: ${PROJ}.json ${PROJ}_out.config |
