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PROJ=blinky
TRELLIS?=/usr/share/trellis
all: ${PROJ}.bit
%.json: %.v
yosys -p "synth_ecp5 -top top -json $@" $<
%_out.config: %.json
nextpnr-ecp5 --json $< --textcfg $@ --um5g-85k --package CABGA381 --lpf ecp5evn.lpf
%.bit: %_out.config
ecppack --svf ${PROJ}.svf $< $@
${PROJ}.svf : ${PROJ}.bit
prog: ${PROJ}.svf
openocd -f ${TRELLIS}/misc/openocd/ecp5-evn.cfg -c "transport select jtag; init; svf $<; exit"
clean:
rm -f *.svf *.bit *.config *.json
.PHONY: all prog clean
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