SOURCES := $(wildcard hdl/**.sv)
HEADERS := $(wildcard hdl/**.svh)
MEMORIES := $(addprefix build/, $(addsuffix .hex, $(basename $(wildcard mem/**.pal))))
QUARTUS := $(shell find altera tcl -name \*.cdf -o -name \*.sdc -o -name \*.tcl)

fpga: pdp8.sof
	quartus_pgm -c 1 -m JTAG -o "P;$<@1"
.PHONY: fpga

term-mem:
	nios2-terminal --instance 0
.PHONY: term-mem

term-pdp8:
	nios2-terminal --instance 1
.PHONY: term-pdp8

build/%.hex: build/%.bin
	p8bin2hex $< > $@

build/%.hex: %.bin
	p8bin2hex $< > $@

build/%.bin: %.pal
	@mkdir -p $(dir $@)
	palbart $<
	mv -f $*.bin $*.lst $(dir $@)

pdp8.sof: $(SOURCES) $(HEADERS) $(MEMORIES) $(QUARTUS)
	[ ! -e pdp8.qpf ] || quartus_sh -t tcl/clean.tcl
	quartus_sh -t tcl/init.tcl
	quartus_sh --flow compile pdp8.qpf

clean:
	git clean -dfX
.PHONY: clean

.SECONDARY: