YOSYS ?= yosys
NEXTPNR ?= nextpnr-ice40
ICEPACK ?= icepack
TINYPROG ?= tinyprog

all: top.bin

top.json: top.v hello_world.v coax_tx.v

prog: top.bin
	$(TINYPROG) -p top.bin

clean:
	rm -f *.json *.asc *.bin

%.json:
	$(YOSYS) -p 'synth_ice40 -top top -json $@' $^

%.asc: %.json pins.pcf
	$(NEXTPNR) --lp8k --package cm81 --json $< --pcf pins.pcf --asc $@

%.bin: %.asc
	$(ICEPACK) $< $@

.PHONY: all prog clean