216 lines
6.6 KiB
Makefile
Executable File
216 lines
6.6 KiB
Makefile
Executable File
# SPDX-License-Identifier: Apache-2.0
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# Copyright 2020 Western Digital Corporation or its affiliates.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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CONF_PARAMS = -set build_axi4
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TEST_CFLAGS = -g -O3 -funroll-all-loops
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ABI = -mabi=ilp32 -march=rv32imac
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# Check for RV_ROOT
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ifeq (,$(wildcard ${RV_ROOT}/configs/swerv.config))
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$(error env var RV_ROOT does not point to a valid dir! Exiting!)
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endif
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# Allow snapshot override
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target = default
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snapshot = $(target)
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# Allow tool override
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SWERV_CONFIG = ${RV_ROOT}/configs/swerv.config
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IRUN = xrun
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VCS = vcs
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VLOG = qverilog
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VERILATOR = verilator
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RIVIERA = riviera
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GCC_PREFIX = riscv64-unknown-elf
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BUILD_DIR = snapshots/${snapshot}
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TBDIR = ${RV_ROOT}/testbench
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# Define test name
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TEST = hello_world
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# Define test name
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ifneq (,$(wildcard $(TBDIR)/asm/$(TEST).s))
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TEST_DIR = ${TBDIR}/asm
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else
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ifneq (,$(wildcard $(TBDIR)/asm/$(TEST).c))
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TEST_DIR = ${TBDIR}/asm
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else
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ifneq (,$(wildcard $(TBDIR)/tests/$(TEST)))
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TEST_DIR = $(TBDIR)/tests/$(TEST)
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else
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TEST_DIR = ${TBDIR}/asm
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endif
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endif
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endif
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HEX_DIR = ${TBDIR}/hex
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OFILES = $(TEST).o
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ifdef debug
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DEBUG_PLUS = +dumpon
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IRUN_DEBUG = -access +rc
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IRUN_DEBUG_RUN = -input ${RV_ROOT}/testbench/input.tcl
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VCS_DEBUG = -debug_access
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VERILATOR_DEBUG = --trace
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RIVIERA_DEBUG = +access +r
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endif
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# provide specific link file
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ifeq (,$(wildcard $(TEST_DIR)/$(TEST).ld))
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LINK = $(BUILD_DIR)/link.ld
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else
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LINK = $(TEST_DIR)/$(TEST).ld
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endif
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VPATH = $(TEST_DIR) $(BUILD_DIR) $(TBDIR)
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-include $(TEST_DIR)/$(TEST).mki
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TBFILES = $(TBDIR)/tb_top.sv $(TBDIR)/ahb_sif.sv
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defines = $(BUILD_DIR)/common_defines.vh
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defines += ${RV_ROOT}/design/include/el2_def.sv
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defines += $(BUILD_DIR)/el2_pdef.vh
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includes = -I${BUILD_DIR}
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# CFLAGS for verilator generated Makefiles. Without -std=c++11 it
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# complains for `auto` variables
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CFLAGS += "-std=c++11"
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# Optimization for better performance; alternative is nothing for
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# slower runtime (faster compiles) -O2 for faster runtime (slower
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# compiles), or -O for balance.
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VERILATOR_MAKE_FLAGS = OPT_FAST="-Os"
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# Targets
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all: clean verilator
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clean:
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rm -rf *.log *.s *.hex *.dis *.tbl irun* vcs* simv* snapshots swerv* \
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verilator* *.exe obj* *.o ucli.key vc_hdrs.h csrc *.csv work\
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dataset.asdb library.cfg vsimsa.cfg riviera-build wave.asdb
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############ Model Builds ###############################
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# If define files do not exist, then run swerv.config.
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${BUILD_DIR}/defines.h:
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BUILD_PATH=${BUILD_DIR} ${RV_ROOT}/configs/swerv.config -target=$(target) $(CONF_PARAMS)
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verilator-build: ${TBFILES} ${BUILD_DIR}/defines.h test_tb_top.cpp
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echo '`undef RV_ASSERT_ON' >> ${BUILD_DIR}/common_defines.vh
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$(VERILATOR) --cc -CFLAGS ${CFLAGS} $(defines) \
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$(includes) -I${RV_ROOT}/testbench -f ${RV_ROOT}/testbench/flist \
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-Wno-WIDTH -Wno-UNOPTFLAT ${TBFILES} --top-module tb_top \
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-exe test_tb_top.cpp --autoflush $(VERILATOR_DEBUG)
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cp ${RV_ROOT}/testbench/test_tb_top.cpp obj_dir/
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$(MAKE) -j -e -C obj_dir/ -f Vtb_top.mk $(VERILATOR_MAKE_FLAGS)
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touch verilator-build
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vcs-build: ${TBFILES} ${BUILD_DIR}/defines.h
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$(VCS) -full64 -assert svaext -sverilog +define+RV_OPENSOURCE \
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+error+500 +incdir+${RV_ROOT}/design/lib \
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+incdir+${RV_ROOT}/design/include ${BUILD_DIR}/common_defines.vh \
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+incdir+$(BUILD_DIR) +libext+.v $(defines) \
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-f ${RV_ROOT}/testbench/flist ${TBFILES} -l vcs.log
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touch vcs-build
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irun-build: ${TBFILES} ${BUILD_DIR}/defines.h
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$(IRUN) -64bit -elaborate $(IRUN_DEBUG) -q -sv -sysv -nowarn CUVIHR \
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-xmlibdirpath . -xmlibdirname swerv.build \
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-incdir ${RV_ROOT}/design/lib -incdir ${RV_ROOT}/design/include \
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-vlog_ext +.vh+.h $(defines) -incdir $(BUILD_DIR) \
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-f ${RV_ROOT}/testbench/flist -top tb_top ${TBFILES} \
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-I${RV_ROOT}/testbench -elaborate -snapshot ${snapshot} $(profile)
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touch irun-build
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riviera-build: ${TBFILES} ${BUILD_DIR}/defines.h
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vlib work
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vlog -work work \
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-err VCP2694 W1 \
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+incdir+${RV_ROOT}/design/lib \
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+incdir+${RV_ROOT}/design/include \
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+incdir+${BUILD_DIR} \
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-y ${RV_ROOT}/design/lib +libext+.v+.vh \
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$(defines) \
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-f ${RV_ROOT}/testbench/flist \
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${TBFILES}
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touch riviera-build
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############ TEST Simulation ###############################
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verilator: program.hex verilator-build
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./obj_dir/Vtb_top
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irun: program.hex irun-build
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$(IRUN) -64bit -abvglobalfailurelimit 1 +lic_queue -licqueue \
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-status -xmlibdirpath . -xmlibdirname swerv.build \
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-snapshot ${snapshot} -r $(snapshot) $(IRUN_DEBUG_RUN) $(profile)
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vcs: program.hex vcs-build
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./simv $(DEBUG_PLUS) +vcs+lic+wait -l vcs.log
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vlog: program.hex ${TBFILES} ${BUILD_DIR}/defines.h
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$(VLOG) -l vlog.log -sv -mfcu +incdir+${BUILD_DIR}+${RV_ROOT}/design/include+${RV_ROOT}/design/lib\
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$(defines) -f ${RV_ROOT}/testbench/flist ${TBFILES} -R +nowarn3829 +nowarn2583 ${DEBUG_PLUS}
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riviera: program.hex riviera-build
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vsim -c -lib work ${DEBUG_PLUS} ${RIVIERA_DEBUG} tb_top -do "run -all; exit" -l riviera.log
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############ TEST build ###############################
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ifeq ($(shell which $(GCC_PREFIX)-gcc 2> /dev/null),)
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program.hex: ${BUILD_DIR}/defines.h
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@echo " !!! No $(GCC_PREFIX)-gcc in path, using canned hex files !!"
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cp ${HEX_DIR}/$(TEST).hex program.hex
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else
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ifneq (,$(wildcard $(TEST_DIR)/$(TEST).makefile))
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program.hex:
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@echo Building $(TEST) via $(TEST_DIR)/$(TEST).makefile
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$(MAKE) -f $(TEST_DIR)/$(TEST).makefile
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else
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program.hex: $(OFILES) $(LINK)
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@echo Building $(TEST)
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$(GCC_PREFIX)-gcc -Wl,-m,elf32lriscv -Wl,--discard-none -T$(LINK) -o $(TEST).exe $(OFILES) -nostartfiles -nostdlib $(TEST_LIBS)
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$(GCC_PREFIX)-objcopy -O verilog $(TEST).exe program.hex
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$(GCC_PREFIX)-objdump -S $(TEST).exe > $(TEST).dis
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@echo Completed building $(TEST)
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%.o : %.s ${BUILD_DIR}/defines.h
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$(GCC_PREFIX)-cpp -I${BUILD_DIR} $< > $*.cpp.s
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$(GCC_PREFIX)-as ${ABI} $*.cpp.s -o $@
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%.o : %.c ${BUILD_DIR}/defines.h
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$(GCC_PREFIX)-gcc ${includes} ${TEST_CFLAGS} -DCOMPILER_FLAGS="\"${TEST_CFLAGS}\"" ${ABI} -nostdlib -c $< -o $@
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endif
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endif
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help:
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@echo Make sure the environment variable RV_ROOT is set.
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@echo Possible targets: verilator vcs irun vlog riviera help clean all verilator-build irun-build vcs-build riviera-build program.hex
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.PHONY: help clean verilator vcs irun vlog riviera
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