diff options
Diffstat (limited to 'picorv32/scripts/cxxdemo/Makefile')
-rw-r--r-- | picorv32/scripts/cxxdemo/Makefile | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/picorv32/scripts/cxxdemo/Makefile b/picorv32/scripts/cxxdemo/Makefile new file mode 100644 index 0000000..2d95019 --- /dev/null +++ b/picorv32/scripts/cxxdemo/Makefile @@ -0,0 +1,38 @@ +RISCV_TOOLS_PREFIX = /opt/riscv32ic/bin/riscv32-unknown-elf- +CXX = $(RISCV_TOOLS_PREFIX)g++ +CC = $(RISCV_TOOLS_PREFIX)gcc +AS = $(RISCV_TOOLS_PREFIX)gcc +CXXFLAGS = -MD -Os -Wall -std=c++11 +CCFLAGS = -MD -Os -Wall -std=c++11 +LDFLAGS = -Wl,--gc-sections +LDLIBS = -lstdc++ + +test: testbench.vvp firmware32.hex + vvp -N testbench.vvp + +testbench.vvp: testbench.v ../../picorv32.v + iverilog -o testbench.vvp testbench.v ../../picorv32.v + chmod -x testbench.vvp + +firmware32.hex: firmware.elf start.elf hex8tohex32.py + $(RISCV_TOOLS_PREFIX)objcopy -O verilog start.elf start.tmp + $(RISCV_TOOLS_PREFIX)objcopy -O verilog firmware.elf firmware.tmp + cat start.tmp firmware.tmp > firmware.hex + python3 hex8tohex32.py firmware.hex > firmware32.hex + rm -f start.tmp firmware.tmp + +firmware.elf: firmware.o syscalls.o + $(CC) $(LDFLAGS) -o $@ $^ -T ../../firmware/riscv.ld $(LDLIBS) + chmod -x firmware.elf + +start.elf: start.S start.ld + $(CC) -nostdlib -o start.elf start.S -T start.ld $(LDLIBS) + chmod -x start.elf + +clean: + rm -f *.o *.d *.tmp start.elf + rm -f firmware.elf firmware.hex firmware32.hex + rm -f testbench.vvp testbench.vcd + +-include *.d +.PHONY: test clean |