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TEST_OBJS = $(addsuffix .o,$(basename $(wildcard tests/*.S)))
FIRMWARE_OBJS = firmware/start.o firmware/irq.o firmware/print.o firmware/sieve.o firmware/multest.o firmware/stats.o
GCC_WARNS = -Wall -Wextra -Wshadow -Wundef
test: testbench.exe firmware/firmware.hex
vvp -N testbench.exe
testbench.vcd: testbench.exe firmware/firmware.hex
vvp -N $< +vcd
testbench_view: testbench.vcd
gtkwave $< testbench.gtkw
test_sp: testbench_sp.exe firmware/firmware.hex
vvp -N testbench_sp.exe
test_axi: testbench_axi.exe firmware/firmware.hex
vvp -N testbench_axi.exe
test_synth: testbench_synth.exe firmware/firmware.hex
vvp -N testbench_synth.exe
testbench.exe: testbench.v picorv32.v
iverilog -o testbench.exe testbench.v picorv32.v
chmod -x testbench.exe
testbench_sp.exe: testbench.v picorv32.v
iverilog -o testbench_sp.exe -DSP_TEST testbench.v picorv32.v
chmod -x testbench_sp.exe
testbench_axi.exe: testbench.v picorv32.v
iverilog -o testbench_axi.exe -DAXI_TEST testbench.v picorv32.v
chmod -x testbench_axi.exe
testbench_synth.exe: testbench.v synth.v
iverilog -o testbench_synth.exe testbench.v synth.v
chmod -x testbench_synth.exe
synth.v: picorv32.v scripts/yosys/synth_sim.ys
yosys -qv3 -l synth.log scripts/yosys/synth_sim.ys
firmware/firmware.hex: firmware/firmware.bin firmware/makehex.py
python3 firmware/makehex.py $< > $@
firmware/firmware.bin: firmware/firmware.elf
riscv64-unknown-elf-objcopy -O binary $< $@
chmod -x $@
firmware/firmware.elf: $(FIRMWARE_OBJS) $(TEST_OBJS) firmware/sections.lds
riscv64-unknown-elf-gcc -Os -m32 -ffreestanding -nostdlib -o $@ \
-Wl,-Bstatic,-T,firmware/sections.lds,-Map,firmware/firmware.map,--strip-debug \
$(FIRMWARE_OBJS) $(TEST_OBJS) -lgcc
chmod -x $@
firmware/start.o: firmware/start.S
riscv64-unknown-elf-gcc -c -m32 -o $@ $<
firmware/%.o: firmware/%.c
riscv64-unknown-elf-gcc -c -m32 -march=RV32I -Os $(GCC_WARNS) -ffreestanding -nostdlib -o $@ $<
tests/%.o: tests/%.S tests/riscv_test.h tests/test_macros.h
riscv64-unknown-elf-gcc -c -m32 -o $@ -DTEST_FUNC_NAME=$(notdir $(basename $<)) \
-DTEST_FUNC_TXT='"$(notdir $(basename $<))"' -DTEST_FUNC_RET=$(notdir $(basename $<))_ret $<
toc:
gawk '/^-+$$/ { y=tolower(x); gsub("[^a-z0-9]+", "-", y); gsub("-$$", "", y); printf("- [%s](#%s)\n", x, y); } { x=$$0; }' README.md
clean:
rm -vrf $(FIRMWARE_OBJS) $(TEST_OBJS) \
firmware/firmware.{elf,bin,hex,map} synth.v \
testbench.exe testbench_sp.exe testbench_axi.exe testbench_synth.exe testbench.vcd
.PHONY: test test_sp test_axi test_sync toc clean
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