DEVICE = hx8k
PIN_DEF=ice40hx8k.pcf

SOURCEDIR = ../../rtl
BUILDDIR = build

all:
	@echo "       To build: make apple1"
	@echo "     To program: make prog"
	@echo "To build report: make report"
	@echo "    To clean up: make clean"

dir:
	mkdir -p $(BUILDDIR)

# ------ TEMPLATES ------
$(BUILDDIR)/%.blif: $(SOURCEDIR)/%.v
	yosys -q -p "chparam -list; hierarchy -top apple1_top; synth_ice40 -blif $@" $^

$(BUILDDIR)/%.asc: $(PIN_DEF) $(BUILDDIR)/%.blif
	arachne-pnr -d $(subst hx,,$(subst lp,,$(DEVICE))) -o $@ -p $^

$(BUILDDIR)/%.bin: $(BUILDDIR)/%.asc
	icepack $^ $@

%.rpt: $(BUILDDIR)/%.asc
	icetime -d $(DEVICE) -mtr $@ $<

%_tb.vvp: %_tb.v %.v
	iverilog -o $@ $^

%_tb.vcd: %_tb.vvp
	vvp -N $< +vcd=$@

# ------ APPLE 1 ------
apple1: dir $(BUILDDIR)/apple1.bin
report: dir apple1.rpt

$(BUILDDIR)/apple1.bin: $(BUILDDIR)/apple1.asc
$(BUILDDIR)/apple1.asc: $(BUILDDIR)/apple1.blif
$(BUILDDIR)/apple1.blif: $(SOURCEDIR)/apple1.v \
	$(SOURCEDIR)/ram.v \
	$(SOURCEDIR)/rom_wozmon.v \
	$(SOURCEDIR)/rom_basic.v \
	$(SOURCEDIR)/cpu/arlet_6502.v \
	$(SOURCEDIR)/cpu/arlet/ALU.v \
	$(SOURCEDIR)/cpu/arlet/cpu.v \
	$(SOURCEDIR)/uart/uart.v \
	$(SOURCEDIR)/uart/async_tx_rx.v \
	$(SOURCEDIR)/ps2keyboard/ps2keyboard.v \
	$(SOURCEDIR)/boards/ice40hx8k/clock_pll.v \
	$(SOURCEDIR)/boards/ice40hx8k/apple1_hx8k.v

apple1.rpt: $(BUILDDIR)/apple1.asc

prog: dir $(BUILDDIR)/apple1.bin
	iceprog -S $(filter-out $<,$^)

# ------ HELPERS ------
clean:
	rm -rf build apple1.rpt

.SECONDARY:
.PHONY: all clean prog iceprog