| TRELLIS=/usr/share/trellis |
| |
| firmware.elf: sections.lds start.s firmware.c |
| riscv32-unknown-elf-gcc -march=rv32i -Wl,-Bstatic,-T,sections.lds,--strip-debug -ffreestanding -nostdlib -o firmware.elf start.s firmware.c |
| |
| firmware.bin: firmware.elf |
| riscv32-unknown-elf-objcopy -O binary firmware.elf /dev/stdout > firmware.bin |
| |
| firmware.hex: firmware.bin |
| python3 makehex.py $^ 4096 > $@ |
| |
| attosoc_tb.vvp: attosoc_tb.v attosoc.v picorv32.v simpleuart.v |
| iverilog -s testbench -o $@ $^ |
| |
| attosoc_sim: attosoc_tb.vvp firmware.hex |
| vvp -N $< |
| |
| attosoc.json: top.v attosoc.v picorv32.v pll.v firmware.hex |
| yosys -p "synth_ecp5 -json $@ -top top" top.v pll.v attosoc.v picorv32.v simpleuart.v |
| |
| attosoc_out.config: attosoc.json ecp5evn.lpf |
| nextpnr-ecp5 --json attosoc.json --lpf ecp5evn.lpf --textcfg $@ --um5g-85k --freq 50 |
| |
| attosoc.bit: attosoc_out.config |
| ecppack --svf-rowsize 100000 --svf attosoc.svf $< $@ |
| |
| %.svf: %.bit |
| |
| prog: attosoc.svf |
| openocd -f ${TRELLIS}/misc/openocd/ecp5-evn.cfg -c "transport select jtag; init; svf $<; exit" |
| |
| .PHONY: attosoc_sim clean prog |
| .PRECIOUS: attosoc.json attosoc_out.config attosoc.bit |
