abstractaccelerator/Cores-SweRV/demo/fpga/Makefile

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2022-02-20 12:11:18 +08:00
export RV_ROOT = ${PWD}/../..
GCC_PREFIX = /opt/riscv/bin/riscv32-unknown-elf
GDB_PREFIX = /opt/riscv/bin/riscv32-unknown-elf-gdb
TEST_CFLAGS = -g -O3 -funroll-all-loops
ABI = -mabi=ilp32 -march=rv32imc
DEMODIR = ${PWD}
BUILD_DIR = ${DEMODIR}/build
RV_SOC = ${RV_ROOT}/soc
TEST = jtag
ifdef debug
DEBUG_PLUS = +dumpon
VERILATOR_DEBUG = --trace
endif
LINK = $(DEMODIR)/link.ld
# CFLAGS for verilator generated Makefiles. Without -std=c++11 it complains for `auto` variables
CFLAGS += "-std=c++11"
# Optimization for better performance; alternative is nothing for slower runtime (faster compiles)
# -O2 for faster runtime (slower compiles), or -O for balance.
VERILATOR_MAKE_FLAGS = OPT_FAST="-Os"
# Targets
all: clean verilator
clean:
rm -rf build obj_dir
swerv_define :
BUILD_PATH=${BUILD_DIR} PERLLIB=${RV_SOC} ${RV_SOC}/swerv.config -target=default_ahb -set iccm_enable
##################### Verilog Builds #####################################
verilator-build: swerv_define
echo '`undef ASSERT_ON' >> ${BUILD_DIR}/common_defines.vh
verilator --cc -CFLAGS ${CFLAGS} \
$(BUILD_DIR)/common_defines.vh \
-I${BUILD_DIR} \
-Wno-UNOPTFLAT \
-F ${RV_SOC}/soc_top.mk \
-F ${RV_SOC}/soc_sim.mk \
$(RV_SOC)/soc_sim.sv \
--top-module soc_sim -exe test_soc_sim.cpp --autoflush $(VERILATOR_DEBUG)
cp ${DEMODIR}/test_soc_sim.cpp obj_dir
$(MAKE) -j -C obj_dir/ -f Vsoc_sim.mk $(VERILATOR_MAKE_FLAGS)
##################### Simulation Runs #####################################
verilator: program.hex verilator-build
cd build && ../obj_dir/Vsoc_sim ${DEBUG_PLUS}
##################### Test hex Build #####################################
program.hex: $(TEST).o $(LINK)
@echo Building $(TEST)
$(GCC_PREFIX)-gcc $(ABI) -Wl,-Map=$(BUILD_DIR)/$(TEST).map -lgcc -T$(LINK) -o $(BUILD_DIR)/$(TEST).bin $(BUILD_DIR)/$(TEST).o -nostartfiles $(TEST_LIBS)
$(GCC_PREFIX)-objcopy -O verilog $(BUILD_DIR)/$(TEST).bin $(BUILD_DIR)/program.hex
$(GCC_PREFIX)-objdump -S $(BUILD_DIR)/$(TEST).bin > $(BUILD_DIR)/$(TEST).dis
@echo Completed building $(TEST)
%.o : %.s swerv_define
$(GCC_PREFIX)-cpp -g -I${BUILD_DIR} $< > $(BUILD_DIR)/$*.cpp.s
$(GCC_PREFIX)-as -g $(ABI) $(BUILD_DIR)/$*.cpp.s -o $(BUILD_DIR)/$@
##################### openocd #####################################
openocd:
openocd -f swerv.cfg
gdb:
$(GDB_PREFIX) -x gdbinit ./build/jtag.bin
help:
@echo Possible targets: verilator help clean all verilator-build program.hex
.PHONY: help clean verilator