# SPDX-FileCopyrightText: 2020 Efabless Corporation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0

microwatt.hex: microwatt.elf
	$(POWERPC_CROSS_COMPILE)objcopy -O verilog $< $@
	# to fix flash base address
	sed -i 's/@F000/@0000/g' $@

%.vvp: %_tb.v microwatt.hex check-env
ifeq ($(SIM),RTL)
	iverilog $(SIM_DEFINES) -I $(PDK_PATH) \
	-I $(CARAVEL_BEHAVIOURAL_MODELS) -I $(CARAVEL_RTL_PATH) \
	-I $(UPRJ_BEHAVIOURAL_MODELS) -I $(UPRJ_RTL_PATH) \
	-I $(CARAVEL_MGMT_RTL_PATH) \
	$< -o $@ 
else
	iverilog $(SIM_DEFINES) -DGL -I $(PDK_PATH) \
	-I $(CARAVEL_BEHAVIOURAL_MODELS) -I $(CARAVEL_RTL_PATH) -I $(CARAVEL_VERILOG_PATH) \
	-I $(UPRJ_BEHAVIOURAL_MODELS) -I$(UPRJ_RTL_PATH) -I $(UPRJ_VERILOG_PATH) \
	-I $(CARAVEL_MGMT_RTL_PATH) -I $(CARAVEL_MGMT_VERILOG_PATH) \
	$< -o $@ 
endif

%.vcd: %.vvp
	vvp $<

check-env:
ifndef PDK_ROOT
	$(error PDK_ROOT is undefined, please export it before running make)
endif
ifeq (,$(wildcard $(PDK_ROOT)/sky130A))
	$(error $(PDK_ROOT)/sky130A not found, please install pdk before running make)
endif

clean:
	rm -f microwatt.elf microwatt.hex microwatt.bin *.vvp *.vcd *.log