CROSS=riscv32-unknown-elf- CFLAGS= # ---- iCE40 HX8K Breakout Board ---- hx8ksim: hx8kdemo_tb.vvp hx8kdemo_fw.hex vvp -N $< +firmware=hx8kdemo_fw.hex hx8ksynsim: hx8kdemo_syn_tb.vvp hx8kdemo_fw.hex vvp -N $< +firmware=hx8kdemo_fw.hex hx8kdemo.json: hx8kdemo.v spimemio.v simpleuart.v picosoc.v ../picorv32.v yosys -ql hx8kdemo.log -p 'synth_ice40 -top hx8kdemo -json hx8kdemo.json' $^ hx8kdemo_tb.vvp: hx8kdemo_tb.v hx8kdemo.v spimemio.v simpleuart.v picosoc.v ../picorv32.v spiflash.v iverilog -s testbench -o $@ $^ `yosys-config --datdir/ice40/cells_sim.v` -DNO_ICE40_DEFAULT_ASSIGNMENTS hx8kdemo_syn_tb.vvp: hx8kdemo_tb.v hx8kdemo_syn.v spiflash.v iverilog -s testbench -o $@ $^ `yosys-config --datdir/ice40/cells_sim.v` -DNO_ICE40_DEFAULT_ASSIGNMENTS hx8kdemo_syn.v: hx8kdemo.json yosys -p 'read_json hx8kdemo.json; write_verilog hx8kdemo_syn.v' hx8kdemo.asc: hx8kdemo.pcf hx8kdemo.json nextpnr-ice40 --hx8k --package ct256 --asc hx8kdemo.asc --json hx8kdemo.json --pcf hx8kdemo.pcf hx8kdemo.bin: hx8kdemo.asc icetime -d hx8k -c 12 -mtr hx8kdemo.rpt hx8kdemo.asc icepack hx8kdemo.asc hx8kdemo.bin hx8kprog: hx8kdemo.bin hx8kdemo_fw.bin iceprog hx8kdemo.bin iceprog -o 1M hx8kdemo_fw.bin hx8kprog_fw: hx8kdemo_fw.bin iceprog -o 1M hx8kdemo_fw.bin hx8kdemo_sections.lds: sections.lds $(CROSS)cpp -P -DHX8KDEMO -o $@ $^ hx8kdemo_fw.elf: hx8kdemo_sections.lds start.s firmware.c $(CROSS)gcc $(CFLAGS) -DHX8KDEMO -mabi=ilp32 -march=rv32imc -Wl,--build-id=none,-Bstatic,-T,hx8kdemo_sections.lds,--strip-debug -ffreestanding -nostdlib -o hx8kdemo_fw.elf start.s firmware.c hx8kdemo_fw.hex: hx8kdemo_fw.elf $(CROSS)objcopy -O verilog hx8kdemo_fw.elf hx8kdemo_fw.hex hx8kdemo_fw.bin: hx8kdemo_fw.elf $(CROSS)objcopy -O binary hx8kdemo_fw.elf hx8kdemo_fw.bin # ---- iCE40 IceBreaker Board ---- icebsim: icebreaker_tb.vvp icebreaker_fw.hex vvp -N $< +firmware=icebreaker_fw.hex icebsynsim: icebreaker_syn_tb.vvp icebreaker_fw.hex vvp -N $< +firmware=icebreaker_fw.hex icebreaker.json: icebreaker.v ice40up5k_spram.v spimemio.v simpleuart.v picosoc.v ../picorv32.v yosys -ql icebreaker.log -p 'synth_ice40 -dsp -top icebreaker -json icebreaker.json' $^ icebreaker_tb.vvp: icebreaker_tb.v icebreaker.v ice40up5k_spram.v spimemio.v simpleuart.v picosoc.v ../picorv32.v spiflash.v iverilog -s testbench -o $@ $^ `yosys-config --datdir/ice40/cells_sim.v` -DNO_ICE40_DEFAULT_ASSIGNMENTS icebreaker_syn_tb.vvp: icebreaker_tb.v icebreaker_syn.v spiflash.v iverilog -s testbench -o $@ $^ `yosys-config --datdir/ice40/cells_sim.v` -DNO_ICE40_DEFAULT_ASSIGNMENTS icebreaker_syn.v: icebreaker.json yosys -p 'read_json icebreaker.json; write_verilog icebreaker_syn.v' icebreaker.asc: icebreaker.pcf icebreaker.json nextpnr-ice40 --freq 13 --up5k --package sg48 --asc icebreaker.asc --pcf icebreaker.pcf --json icebreaker.json icebreaker.bin: icebreaker.asc icetime -d up5k -c 12 -mtr icebreaker.rpt icebreaker.asc icepack icebreaker.asc icebreaker.bin icebprog: icebreaker.bin icebreaker_fw.bin iceprog icebreaker.bin iceprog -o 1M icebreaker_fw.bin icebprog_fw: icebreaker_fw.bin iceprog -o 1M icebreaker_fw.bin icebreaker_sections.lds: sections.lds $(CROSS)cpp -P -DICEBREAKER -o $@ $^ icebreaker_fw.elf: icebreaker_sections.lds start.s firmware.c $(CROSS)gcc $(CFLAGS) -DICEBREAKER -mabi=ilp32 -march=rv32ic -Wl,-Bstatic,-T,icebreaker_sections.lds,--strip-debug -ffreestanding -nostdlib -o icebreaker_fw.elf start.s firmware.c icebreaker_fw.hex: icebreaker_fw.elf $(CROSS)objcopy -O verilog icebreaker_fw.elf icebreaker_fw.hex icebreaker_fw.bin: icebreaker_fw.elf $(CROSS)objcopy -O binary icebreaker_fw.elf icebreaker_fw.bin # ---- Testbench for SPI Flash Model ---- spiflash_tb: spiflash_tb.vvp icebreaker_fw.hex vvp -N $< +firmware=icebreaker_fw.hex spiflash_tb.vvp: spiflash.v spiflash_tb.v iverilog -s testbench -o $@ $^ # ---- ASIC Synthesis Tests ---- cmos.log: spimemio.v simpleuart.v picosoc.v ../picorv32.v yosys -l cmos.log -p 'synth -top picosoc; abc -g cmos2; opt -fast; stat' $^ # ---- Clean ---- clean: rm -f testbench.vvp testbench.vcd spiflash_tb.vvp spiflash_tb.vcd rm -f hx8kdemo_fw.elf hx8kdemo_fw.hex hx8kdemo_fw.bin cmos.log rm -f icebreaker_fw.elf icebreaker_fw.hex icebreaker_fw.bin rm -f hx8kdemo.json hx8kdemo.log hx8kdemo.asc hx8kdemo.rpt hx8kdemo.bin rm -f hx8kdemo_syn.v hx8kdemo_syn_tb.vvp hx8kdemo_tb.vvp rm -f icebreaker.json icebreaker.log icebreaker.asc icebreaker.rpt icebreaker.bin rm -f icebreaker_syn.v icebreaker_syn_tb.vvp icebreaker_tb.vvp .PHONY: spiflash_tb clean .PHONY: hx8kprog hx8kprog_fw hx8ksim hx8ksynsim .PHONY: icebprog icebprog_fw icebsim icebsynsim