PWD := $(shell pwd)

#auto|lpt1|lpt2|lpt3|com1|com2|com3|com4|usb0|usb1|usb2|usb21|ttya|ttyb|tty00|tty01
CABLE ?= auto

#DRIVER = /home/michael/Raggedstone/usb-driver/libusb-driver.so

INTSTYLE := silent

SOURCES := $(shell find . -name "*.vhd" -print) $(shell find . -name "*.v" -print)
PART ?= xc3s1500-fg456-4
TARGET ?= bit
CLEANFILES ?=

ifdef DRIVER
PRELOAD = LD_PRELOAD=$(DRIVER)
endif

all: $(PROJECT).$(TARGET) final

log:
	time make all &>build.log

xst: $(PROJECT).ngc

ngdbuild: $(PROJECT).ngd

$(PROJECT).ngc: $(SOURCES) $(PROJECT).prj $(PROJECT).ucf $(PROJECT).xst
	@# echo synclib > $(PROJECT).lso # hmm. things are different in ise 9.1
	echo work > $(PROJECT).lso
	xst -intstyle $(INTSTYLE) -ifn $(PROJECT).xst -ofn $(PROJECT).syr
	@#cat $(PROJECT).syr

$(PROJECT).ngd: $(PROJECT).ngc
	ngdbuild -intstyle $(INTSTYLE) -dd "$(PWD)/_ngo" -nt timestamp -uc $(PROJECT).ucf  -p $(PART) $(PROJECT).ngc $(PROJECT).ngd

$(PROJECT)_map.ngm $(PROJECT).pcf: $(PROJECT).ngd
	map -intstyle $(INTSTYLE) -p $(PART) -cm area -pr b -k 4 -c 100 -o $(PROJECT)_map.ncd $(PROJECT).ngd $(PROJECT).pcf

$(PROJECT).ncd: $(PROJECT)_map.ngm $(PROJECT).pcf
	@#par -w -intstyle $(INTSTYLE) -ol std -n 4 -t 1 $(PROJECT)_map.ncd $(PROJECT).dir $(PROJECT).pcf
	par -w -intstyle $(INTSTYLE) -ol std -t 1 $(PROJECT)_map.ncd $(PROJECT).ncd $(PROJECT).pcf

$(PROJECT).twx: $(PROJECT).ncd
	trce -intstyle $(INTSTYLE) -e 3 -l 3 -s 4 -xml $(PROJECT) $(PROJECT).ncd -o $(PROJECT).twr $(PROJECT).pcf
	@#cat $(PROJECT).twr

$(PROJECT).bit: $(PROJECT).ncd
	bitgen -intstyle $(INTSTYLE) -f $(PROJECT).ut $(PROJECT).ncd
	@# cp $(PROJECT).bit ../jcarr_last.bit
	@#cat $(PROJECT).drc
	@#cat $(PROJECT).bgn

$(PROJECT).vm6: $(PROJECT).ngd
	cpldfit -intstyle $(INTSTYLE) -p $(PART) -ofmt vhdl -optimize speed -loc on -slew fast -init low -inputs 54 -pterms 25 -unused float -power std -terminate keeper $(PROJECT).ngd

$(PROJECT).jed: $(PROJECT).vm6
	hprep6 -intstyle $(INTSTYLE) -s IEEE1149 -n $(PROJECT) -i $(PROJECT)

$(PROJECT)-xcf02s.mcs $(PROJECT)-xcf04s.mcs: $(PROJECT).bit
	promgen -intstyle $(INTSTYLE) -w -p mcs -u 0 $(PROJECT) -o $(PROJECT)-xcf02s $(PROJECT)-xcf04s -x xcf02s xcf04s

final:
	-@grep -A 8 -B 1 ^Selected\ Device $(PROJECT).syr
	-@grep -A 8 -B 1 ^Timing\ Summary $(PROJECT).syr
	-@grep -A 21 -B 1 ^Design\ Summary $(PROJECT)_map.map

burn: $(PROJECT).bit
	xc3sprog $(PROJECT).bit

load: $(PROJECT).bit
	@sed -e "s|%CABLE%|$(CABLE)|g" -e "s|%PROJECT%|$(PROJECT)|g" ../common/xc3s1500.batch >xc3s1500.batch.tmp
	$(PRELOAD) impact -batch xc3s1500.batch.tmp
	@rm xc3s1500.batch.tmp

flash:
	@echo "NO"

i-really-want-to-flash: $(PROJECT)-xcf02s.mcs $(PROJECT)-xcf04s.mcs
	@sed -e "s|%CABLE%|$(CABLE)|g" -e "s|%PROJECT%|$(PROJECT)|g" ../common/xcf.batch >xcf.batch.tmp
	$(PRELOAD) impact -batch xcf.batch.tmp
	@rm xcf.batch.tmp

analyzer:
	$(CHIPSCOPE)/bin/lin/analyzer.sh -project $(PWD)/$(PROJECT).cpj

clean:
	@rm -rf *.bit *.bgn *.mcs *.prm *.bld *.drc *.mcs *.ncd *.ngc *.ngd *.edn *.ncf *.ngo *.cdc \
		*.ngr *.pad *.par *.pcf *.prm *.syr *.twr *.twx *.xpi *.lso *.prm *.mcs _impact* \
		*.vm6 *.jed *.gyd *.mfd *.pnx *.rpt *.err *.log \
		$(PROJECT)_map.* $(PROJECT)_pad.* \
		_ngo xst  \
		build.log \
		$(PROJECT).unroutes *.xml $(CLEANFILES)

.PHONY: all final burn load flash clean xst ngdbuild log analyzer i-really-want-to-flash