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microwatt/Makefile

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Makefile

GHDL ?= ghdl
GHDLFLAGS=--std=08
CFLAGS=-O3 -Wall
# Need to investigate why yosys is hitting verilator warnings, and eventually turn on -Wall
VERILATOR_FLAGS=-O3 -Wno-fatal -Wno-CASEOVERLAP -Wno-UNOPTFLAT #--trace
# It takes forever to build with optimisation, so disable by default
#VERILATOR_CFLAGS=-O3
# some yosys builds have ghdl plugin built in, otherwise need "-m ghdl"
GHDLSYNTH ?= $(shell ($(YOSYS) -H | grep -q ghdl) || echo -m ghdl)
YOSYS ?= yosys
NEXTPNR ?= nextpnr-ecp5
ECPPACK ?= ecppack
ECPPROG ?= ecpprog
OPENOCD ?= openocd
VUNITRUN ?= python3 ./run.py
VERILATOR ?= verilator
DFUUTIL ?= dfu-util
DFUSUFFIX ?= dfu-suffix
# We need a version of GHDL built with either the LLVM or gcc backend.
# Fedora provides this, but other distros may not. Another option is to use
# the Docker image.
DOCKER ?= 0
PODMAN ?= 0
ifeq ($(DOCKER), 1)
DOCKERBIN=docker
USE_DOCKER=1
endif
ifeq ($(PODMAN), 1)
DOCKERBIN=podman
USE_DOCKER=1
endif
ifeq ($(USE_DOCKER), 1)
PWD = $(shell pwd)
DOCKERARGS = run --rm -v $(PWD):/src:z -w /src
GHDL = $(DOCKERBIN) $(DOCKERARGS) ghdl/ghdl:buster-llvm-7 ghdl
CC = $(DOCKERBIN) $(DOCKERARGS) ghdl/ghdl:buster-llvm-7 gcc
GHDLSYNTH = -m ghdl
YOSYS = $(DOCKERBIN) $(DOCKERARGS) hdlc/ghdl:yosys yosys
NEXTPNR = $(DOCKERBIN) $(DOCKERARGS) hdlc/nextpnr:ecp5 nextpnr-ecp5
ECPPACK = $(DOCKERBIN) $(DOCKERARGS) hdlc/prjtrellis ecppack
OPENOCD = $(DOCKERBIN) $(DOCKERARGS) --device /dev/bus/usb hdlc/prog openocd
VUNITRUN = $(DOCKERBIN) $(DOCKERARGS) ghdl/vunit:llvm python3 ./run.py
VERILATOR = $(DOCKERBIN) $(DOCKERARGS) verilator/verilator:latest
endif
VUNITARGS += -p10
all = core_tb icache_tb dcache_tb dmi_dtm_tb \
wishbone_bram_tb soc_reset_tb
all: $(all)
core_files = decode_types.vhdl common.vhdl wishbone_types.vhdl fetch1.vhdl \
utils.vhdl plru.vhdl cache_ram.vhdl icache.vhdl \
decode1.vhdl helpers.vhdl insn_helpers.vhdl \
control.vhdl decode2.vhdl register_file.vhdl \
cr_file.vhdl crhelpers.vhdl ppc_fx_insns.vhdl rotator.vhdl \
logical.vhdl countbits.vhdl multiply.vhdl divider.vhdl execute1.vhdl \
loadstore1.vhdl mmu.vhdl dcache.vhdl writeback.vhdl core_debug.vhdl \
core.vhdl fpu.vhdl pmu.vhdl
soc_files = wishbone_arbiter.vhdl wishbone_bram_wrapper.vhdl sync_fifo.vhdl \
wishbone_debug_master.vhdl xics.vhdl syscon.vhdl gpio.vhdl soc.vhdl \
spi_rxtx.vhdl spi_flash_ctrl.vhdl
uart_files = $(wildcard uart16550/*.v)
soc_sim_files = $(core_files) $(soc_files) sim_console.vhdl sim_pp_uart.vhdl sim_bram_helpers.vhdl \
sim_bram.vhdl sim_jtag_socket.vhdl sim_jtag.vhdl dmi_dtm_xilinx.vhdl \
sim_16550_uart.vhdl \
foreign_random.vhdl glibc_random.vhdl glibc_random_helpers.vhdl
soc_sim_c_files = sim_vhpi_c.c sim_bram_helpers_c.c sim_console_c.c \
sim_jtag_socket_c.c
soc_sim_obj_files=$(soc_sim_c_files:.c=.o)
comma := ,
soc_sim_link=$(patsubst %,-Wl$(comma)%,$(soc_sim_obj_files))
unisim_dir = sim-unisim
unisim_lib = $(unisim_dir)/unisim-obj08.cf
unisim_lib_files = $(unisim_dir)/BSCANE2.vhdl $(unisim_dir)/BUFG.vhdl \
$(unisim_dir)/unisim_vcomponents.vhdl
$(unisim_lib): $(unisim_lib_files)
$(GHDL) -i --std=08 --work=unisim --workdir=$(unisim_dir) $^
GHDLFLAGS += -P$(unisim_dir)
soc_tbs = core_tb icache_tb dcache_tb dmi_dtm_tb wishbone_bram_tb
soc_flash_tbs = core_flash_tb
soc_dram_tbs = dram_tb core_dram_tb
ifneq ($(FLASH_MODEL_PATH),)
fmf_dir = $(FLASH_MODEL_PATH)/fmf
fmf_lib = $(fmf_dir)/fmf-obj08.cf
fmf_lib_files = $(wildcard $(fmf_dir)/*.vhd)
GHDLFLAGS += -P$(fmf_dir)
$(fmf_lib): $(fmf_lib_files)
$(GHDL) -i --std=08 --work=fmf --workdir=$(fmf_dir) $^
flash_model_files=$(FLASH_MODEL_PATH)/s25fl128s.vhd
flash_model_files: $(fmf_lib)
else
flash_model_files=sim_no_flash.vhdl
fmf_lib=
endif
$(soc_flash_tbs): %: $(soc_sim_files) $(soc_sim_obj_files) $(unisim_lib) $(fmf_lib) $(flash_model_files) %.vhdl
$(GHDL) -c $(GHDLFLAGS) $(soc_sim_link) $(soc_sim_files) $(flash_model_files) $@.vhdl $(unisim_files) -e $@
$(soc_tbs): %: $(soc_sim_files) $(soc_sim_obj_files) $(unisim_lib) %.vhdl
$(GHDL) -c $(GHDLFLAGS) $(soc_sim_link) $(soc_sim_files) $@.vhdl -e $@
soc_reset_tb: fpga/soc_reset_tb.vhdl fpga/soc_reset.vhdl
$(GHDL) -c $(GHDLFLAGS) fpga/soc_reset_tb.vhdl fpga/soc_reset.vhdl -e $@
# LiteDRAM sim
VERILATOR_ROOT=$(shell verilator -getenv VERILATOR_ROOT 2>/dev/null)
ifeq (, $(VERILATOR_ROOT))
$(soc_dram_tbs):
$(error "Verilator is required to make this target !")
else
verilated_dram: litedram/generated/sim/litedram_core.v
verilator $(VERILATOR_FLAGS) -CFLAGS $(VERILATOR_CFLAGS) -Wno-fatal --cc $<
make -C obj_dir -f ../litedram/extras/sim_dram_verilate.mk VERILATOR_ROOT=$(VERILATOR_ROOT)
SIM_DRAM_CFLAGS = -I. -Iobj_dir -Ilitedram/generated/sim -I$(VERILATOR_ROOT)/include -I$(VERILATOR_ROOT)/include/vltstd
SIM_DRAM_CFLAGS += -DVM_COVERAGE=0 -DVM_SC=0 -DVM_TRACE=1 -DVL_PRINTF=printf -faligned-new
sim_litedram_c.o: litedram/extras/sim_litedram_c.cpp verilated_dram
$(CC) $(CPPFLAGS) $(SIM_DRAM_CFLAGS) $(CFLAGS) -c $< -o $@
soc_dram_files = $(core_files) $(soc_files) litedram/extras/litedram-wrapper-l2.vhdl litedram/generated/sim/litedram-initmem.vhdl
soc_dram_sim_files = $(soc_sim_files) litedram/extras/sim_litedram.vhdl
soc_dram_sim_obj_files = $(soc_sim_obj_files) sim_litedram_c.o
dram_link_files=-Wl,obj_dir/Vlitedram_core__ALL.a -Wl,obj_dir/verilated.o -Wl,obj_dir/verilated_vcd_c.o -Wl,-lstdc++
soc_dram_sim_link=$(patsubst %,-Wl$(comma)%,$(soc_dram_sim_obj_files)) $(dram_link_files)
$(soc_dram_tbs): %: $(soc_dram_files) $(soc_dram_sim_files) $(soc_dram_sim_obj_files) $(flash_model_files) $(unisim_lib) $(fmf_lib) %.vhdl
$(GHDL) -c $(GHDLFLAGS) $(soc_dram_sim_link) $(soc_dram_files) $(soc_dram_sim_files) $(flash_model_files) $@.vhdl -e $@
endif
# Hello world
MEMORY_SIZE ?=8192
RAM_INIT_FILE ?=hello_world/hello_world.hex
# Micropython
#MEMORY_SIZE=393216
#RAM_INIT_FILE=micropython/firmware.hex
FPGA_TARGET ?= ORANGE-CRAB-0.21
# FIXME: icache RAMs aren't being inferrenced as block RAMs on ECP5
# with yosys, so make it smaller for now as a workaround.
ICACHE_NUM_LINES=4
clkgen=fpga/clk_gen_ecp5.vhd
toplevel=fpga/top-generic.vhdl
dmi_dtm=dmi_dtm_dummy.vhdl
LITEDRAM_GHDL_ARG=
# OrangeCrab with ECP85 (original v0.0 with UM5G-85 chip)
ifeq ($(FPGA_TARGET), ORANGE-CRAB)
RESET_LOW=true
CLK_INPUT=48000000
CLK_FREQUENCY=48000000
LPF=constraints/orange-crab.lpf
PACKAGE=CSFBGA285
NEXTPNR_FLAGS=--um5g-85k --freq 48
OPENOCD_JTAG_CONFIG=openocd/olimex-arm-usb-tiny-h.cfg
OPENOCD_DEVICE_CONFIG=openocd/LFE5UM5G-85F.cfg
ECP_FLASH_OFFSET=0x80000
endif
# OrangeCrab with ECP85 (v0.21)
ifeq ($(FPGA_TARGET), ORANGE-CRAB-0.21)
RESET_LOW=true
CLK_INPUT=48000000
CLK_FREQUENCY=48000000
LPF=constraints/orange-crab-0.2.lpf
PACKAGE=CSFBGA285
NEXTPNR_FLAGS=--85k --speed 8 --freq 48 --timing-allow-fail --ignore-loops
OPENOCD_JTAG_CONFIG=openocd/olimex-arm-usb-tiny-h.cfg
OPENOCD_DEVICE_CONFIG=openocd/LFE5U-85F.cfg
DFU_VENDOR=1209
DFU_PRODUCT=5af0
ECP_FLASH_OFFSET=0x80000
toplevel=fpga/top-orangecrab0.2.vhdl
litedram_target=orangecrab-85-0.2
soc_extra_v += litesdcard/generated/lattice/litesdcard_core.v
dmi_dtm=dmi_dtm_ecp5.vhdl
endif
# ECP5-EVN
ifeq ($(FPGA_TARGET), ECP5-EVN)
RESET_LOW=true
CLK_INPUT=12000000
CLK_FREQUENCY=40000000
LPF=constraints/ecp5-evn.lpf
PACKAGE=CABGA381
NEXTPNR_FLAGS=--um5g-85k --freq 40
OPENOCD_JTAG_CONFIG=openocd/ecp5-evn.cfg
OPENOCD_DEVICE_CONFIG=openocd/LFE5UM5G-85F.cfg
endif
ifneq ($(litedram_target),)
soc_extra_synth += litedram/extras/litedram-wrapper-l2.vhdl \
litedram/generated/$(litedram_target)/litedram-initmem.vhdl
soc_extra_v += litedram/generated/$(litedram_target)/litedram_core.v
LITEDRAM_GHDL_ARG=-gUSE_LITEDRAM=true
endif
GHDL_IMAGE_GENERICS=-gMEMORY_SIZE=$(MEMORY_SIZE) -gRAM_INIT_FILE=$(RAM_INIT_FILE) \
-gRESET_LOW=$(RESET_LOW) -gCLK_INPUT=$(CLK_INPUT) -gCLK_FREQUENCY=$(CLK_FREQUENCY) -gICACHE_NUM_LINES=$(ICACHE_NUM_LINES) \
$(LITEDRAM_GHDL_ARG)
ifeq ($(FPGA_TARGET), verilator)
RESET_LOW=true
CLK_INPUT=50000000
CLK_FREQUENCY=50000000
clkgen=fpga/clk_gen_bypass.vhd
endif
fpga_files = fpga/soc_reset.vhdl \
fpga/pp_fifo.vhd fpga/pp_soc_uart.vhd fpga/main_bram.vhdl \
nonrandom.vhdl
synth_files = $(core_files) $(soc_files) $(soc_extra_synth) $(fpga_files) $(clkgen) $(toplevel) $(dmi_dtm)
microwatt.json: $(synth_files) $(RAM_INIT_FILE)
$(YOSYS) $(GHDLSYNTH) -p "ghdl --std=08 --no-formal $(GHDL_IMAGE_GENERICS) $(synth_files) -e toplevel; read_verilog $(uart_files) $(soc_extra_v); synth_ecp5 -abc9 -nowidelut -json $@ $(SYNTH_ECP5_FLAGS)"
microwatt.v: $(synth_files) $(RAM_INIT_FILE)
$(YOSYS) $(GHDLSYNTH) -p "ghdl --std=08 --no-formal $(GHDL_IMAGE_GENERICS) $(synth_files) -e toplevel; write_verilog $@"
microwatt-verilator: microwatt.v verilator/microwatt-verilator.cpp verilator/uart-verilator.c
$(VERILATOR) $(VERILATOR_FLAGS) -CFLAGS "$(VERILATOR_CFLAGS) -DCLK_FREQUENCY=$(CLK_FREQUENCY)" -Iuart16550 --assert --cc --exe --build $^ -o $@ -top-module toplevel
@cp -f obj_dir/microwatt-verilator microwatt-verilator
microwatt_out.config: microwatt.json $(LPF)
$(NEXTPNR) --json $< --lpf $(LPF) --textcfg $@.tmp $(NEXTPNR_FLAGS) --package $(PACKAGE)
mv -f $@.tmp $@
microwatt.bit: microwatt_out.config
$(ECPPACK) --compress --freq 38.8 --svf microwatt.svf $< $@
microwatt.svf: microwatt.bit
prog: microwatt.svf
$(OPENOCD) -f $(OPENOCD_JTAG_CONFIG) -f $(OPENOCD_DEVICE_CONFIG) -c "transport select jtag; init; svf $<; exit"
microwatt.dfu: microwatt.bit
cp $< $@.tmp
$(DFUSUFFIX) -v $(DFU_VENDOR) -p $(DFU_PRODUCT) -a $@.tmp
mv $@.tmp $@
dfuprog: microwatt.dfu
$(DFUUTIL) -a 0 -D $<
ecpprog: microwatt.bit
$(ECPPROG) -S $<
ecpflash: microwatt.bit
test -n "$(ECP_FLASH_OFFSET)" || (echo Error: No ECP_FLASH_OFFSET defined for target; exit 1)
$(ECPPROG) -o $(ECP_FLASH_OFFSET) $<
tests = $(sort $(patsubst tests/%.out,%,$(wildcard tests/*.out)))
tests_console = $(sort $(patsubst tests/%.console_out,%,$(wildcard tests/*.console_out)))
tests_console: $(tests_console)
check_vunit:
$(VUNITRUN) $(VUNITARGS)
check: $(tests) tests_console test_micropython test_micropython_long tests_unit
check_light: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 test_micropython test_micropython_long tests_console tests_unit
$(tests): core_tb
@./scripts/run_test.sh $@
$(tests_console): core_tb
@./scripts/run_test_console.sh $@
test_micropython: core_tb
@./scripts/test_micropython.py
test_micropython_verilator: microwatt-verilator
@./scripts/test_micropython_verilator.py
test_micropython_long: core_tb
@./scripts/test_micropython_long.py
test_micropython_verilator_long: microwatt-verilator
@./scripts/test_micropython_verilator_long.py
tests_soc_tb = $(patsubst %_tb,%_tb_test,$(soc_tbs))
%_test: %
./$< --assert-level=error > /dev/null
tests_soc: $(tests_soc_tb)
# FIXME SOC tests have bit rotted, so disable for now
#tests_unit: tests_soc
TAGS:
find . -name '*.vhdl' | xargs ./scripts/vhdltags
.PHONY: TAGS
_clean:
rm -f *.o *.cf $(all)
rm -f fpga/*.o fpga/*.cf
rm -f sim-unisim/*.o sim-unisim/*.cf
rm -f litedram/extras/*.o
rm -f TAGS
rm -f scripts/mw_debug/*.o
rm -f scripts/mw_debug/mw_debug
rm -f microwatt.bin microwatt.json microwatt.svf microwatt_out.config
rm -f microwatt.v microwatt-verilator
rm -rf obj_dir/
clean: _clean
make -f scripts/mw_debug/Makefile clean
make -f hello_world/Makefile clean
distclean: _clean
rm -f *~ fpga/*~ lib/*~ console/*~ include/*~
rm -rf litedram/build
rm -f litedram/extras/*~
rm -f litedram/gen-src/*~
rm -f litedram/gen-src/sdram_init/*~
make -f scripts/mw_debug/Makefile distclean
make -f hello_world/Makefile distclean
.PHONY: all prog check check_light clean distclean
.PRECIOUS: microwatt.json microwatt_out.config microwatt.bit