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TOOLCHAIN_PREFIX = /opt/riscv32ic/bin/riscv32-unknown-elf-
run: testbench.vvp firmware.hex
vvp -N testbench.vvp
firmware.hex: firmware.S firmware.c firmware.lds
$(TOOLCHAIN_PREFIX)gcc -Os -ffreestanding -nostdlib -o firmware.elf firmware.S firmware.c \
--std=gnu99 -Wl,-Bstatic,-T,firmware.lds,-Map,firmware.map,--strip-debug -lgcc
$(TOOLCHAIN_PREFIX)objcopy -O binary firmware.elf firmware.bin
python3 ../../firmware/makehex.py firmware.bin 4096 > firmware.hex
picorv32_presyn.v: picorv32_presyn.ys picorv32_regs.txt ../../picorv32.v
yosys -v0 picorv32_presyn.ys
testbench.vvp: testbench.v picorv32_presyn.v
iverilog -o testbench.vvp testbench.v picorv32_presyn.v
clean:
rm -f firmware.bin firmware.elf firmware.hex firmware.map
rm -f picorv32_presyn.v testbench.vvp testbench.vcd
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