Makefile.ecp5

##
## Make the bitstream for ECP5 boards
##
include common.mk

USBDIR = tinydfu-bootloader/usb
USBSRCS = $(USBDIR)/edge_detect.v \
          $(USBDIR)/strobe.v \
          $(USBDIR)/usb_fs_in_arb.v \
          $(USBDIR)/usb_fs_in_pe.v \
          $(USBDIR)/usb_fs_out_arb.v \
          $(USBDIR)/usb_fs_out_pe.v \
          $(USBDIR)/usb_fs_pe.v \
          $(USBDIR)/usb_fs_rx.v \
          $(USBDIR)/usb_fs_tx_mux.v \
          $(USBDIR)/usb_fs_tx.v \
          $(USBDIR)/usb_string_rom.v \
          $(USBDIR)/usb_serial_core.v \
          $(USBDIR)/usb_serial_ctrl_ep.v \
          $(USBDIR)/usb_uart_in_ep.v \
          $(USBDIR)/usb_uart_out_ep.v \
          $(USBDIR)/usb_phy_ecp5.v

BASENAME ?= vextest
PROJTOP = $(BASENAME)_lbone

SRC = $(PROJTOP).v logicbone_pll.v wb_usb_serial.v $(SOURCES) $(USBSRCS)

PIN_DEF = logicbone-rev0.lpf
#DEVICE = --um5g-85k
DEVICE = --um5g-45k
PACKAGE = CABGA381

all: $(PROJTOP).bit $(PROJTOP).svf

$(PROJTOP).json: $(SRC) firmware.mem
	yosys -q -p 'synth_ecp5 -top $(PROJTOP) -json $@' $(filter %.v,$^)

%_out.config: %.json $(PIN_DEF)
	nextpnr-ecp5 --json $< --textcfg $@ $(DEVICE) --package $(PACKAGE) --lpf $(PIN_DEF)

%.svf: %_out.config
	ecppack --svf $@ $<

%.bit: %_out.config
	ecppack --compress --spimode qspi $< $@

dfu: $(PROJTOP).bit
	dfu-util -d 1d50:615d -a0 -D $<

firmware.mem:
	make -C firmware firmware.bin
	hexdump -v -e '"" 1/4 "%08x\n"' firmware/firmware.bin > $@

gui: $(PROJTOP).json $(PIN_DEF)
	nextpnr-ecp5 --json $< $(DEVICE) --package $(PACKAGE) --lpf $(PIN_DEF) --gui

# Cleanup Rules
clean:
	make -C firmware clean
	rm -f $(PROJTOP).json $(PROJTOP).svf $(PROJTOP).bit $(PROJTOP)_out.config
	rm -f firmware.mem

.SECONDARY:
.PHONY: all clean dfu gui