1 files changed, 0 insertions, 104 deletions
diff --git a/picorv32/scripts/icestorm/Makefile b/picorv32/scripts/icestorm/Makefile
deleted file mode 100644
index 7672b41..0000000
--- a/picorv32/scripts/icestorm/Makefile
+++ /dev/null
@@ -1,104 +0,0 @@
-TOOLCHAIN_PREFIX = riscv32-unknown-elf-
-
-ICE40_SIM_CELLS=$(shell yosys-config --datdir/ice40/cells_sim.v)
-
-# set to 4 for simulation
-FIRMWARE_COUNTER_BITS=18
-
-all: example.bin
-
-## -------------------
-## firmware generation
-
-firmware.elf: firmware.S firmware.c firmware.lds
-	$(TOOLCHAIN_PREFIX)gcc \
-		-DSHIFT_COUNTER_BITS=$(FIRMWARE_COUNTER_BITS) \
-		-march=rv32i -Os -ffreestanding -nostdlib \
-		-o $@ firmware.S firmware.c \
-		--std=gnu99 -Wl,-Bstatic,-T,firmware.lds,-Map,firmware.map,--strip-debug
-	chmod -x $@
-
-firmware.bin: firmware.elf
-	$(TOOLCHAIN_PREFIX)objcopy -O binary $< $@
-	chmod -x $@
-
-firmware.hex: firmware.bin
-	python3 ../../firmware/makehex.py $< 128 > $@
-
-## ------------------------------
-## main flow: synth/p&r/bitstream
-
-synth.json: example.v ../../picorv32.v firmware.hex
-	yosys -v3 -l synth.log -p 'synth_ice40 -top top -json $@; write_verilog -attr2comment synth.v' $(filter %.v, $^)
-
-example.asc: synth.json example.pcf
-	nextpnr-ice40 --hx8k --package ct256 --json $< --pcf example.pcf --asc $@
-
-example.bin: example.asc
-	icepack $< $@
-
-## -----------------
-## icarus simulation
-
-example_tb.vvp: example.v example_tb.v ../../picorv32.v firmware.hex
-	iverilog -o $@ -s testbench $(filter %.v, $^)
-	chmod -x $@
-
-example_sim: example_tb.vvp
-	vvp -N $<
-
-example_sim_vcd: example_tb.vvp
-	vvp -N $< +vcd
-
-## ---------------------
-## post-synth simulation
-
-synth_tb.vvp: example_tb.v synth.json
-	iverilog -o $@ -s testbench synth.v example_tb.v $(ICE40_SIM_CELLS)
-	chmod -x $@
-
-synth_sim: synth_tb.vvp
-	vvp -N $<
-
-synth_sim_vcd: synth_tb.vvp
-	vvp -N $< +vcd
-
-## ---------------------
-## post-route simulation
-
-route.v: example.asc example.pcf
-	icebox_vlog -L -n top -sp example.pcf $< > $@
-
-route_tb.vvp: route.v example_tb.v
-	iverilog -o $@ -s testbench $^ $(ICE40_SIM_CELLS)
-	chmod -x $@
-
-route_sim: route_tb.vvp
-	vvp -N $<
-
-route_sim_vcd: route_tb.vvp
-	vvp -N $< +vcd
-
-## ---------------------
-## miscellaneous targets
-
-prog_sram: example.bin
-	iceprog -S $<
-
-timing: example.asc example.pcf
-	icetime -c 62 -tmd hx8k -P ct256 -p example.pcf -t $<
-
-view: example.vcd
-	gtkwave $< example.gtkw
-
-## ------
-## el fin
-
-clean:
-	rm -f firmware.elf firmware.map firmware.bin firmware.hex
-	rm -f synth.log synth.v synth.json route.v example.asc example.bin
-	rm -f example_tb.vvp synth_tb.vvp route_tb.vvp example.vcd
-
-.PHONY: all prog_sram view clean
-.PHONY: example_sim synth_sim route_sim timing
-.PHONY: example_sim_vcd synth_sim_vcd route_sim_vcd