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tillitis-key/hw/application_fpga/Makefile

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#=======================================================================
#
# Makefile
# --------
# Makefile for building, simulating, running all application_fpga
# HW targets as well as its firmware.
#
#
# Copyright (C) 2022 - Tillitis AB
# SPDX-License-Identifier: GPL-2.0-only
#
#=======================================================================
#-------------------------------------------------------------------
# Defines.
#-------------------------------------------------------------------
SHELL := /bin/bash
CUR_DIR := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
P := $(CUR_DIR)
YOSYS_PATH ?=
NEXTPNR_PATH ?=
ICESTORM_PATH ?=
# Size in 32-bit words
BRAM_FW_SIZE ?= 2048
PIN_FILE ?= application_fpga_mta1_usb_v1.pcf
SIZE ?= llvm-size-14
OBJCOPY ?= llvm-objcopy-14
CC = clang-14
CFLAGS = -target riscv32-unknown-none-elf -march=rv32imc -mabi=ilp32 \
-static -std=gnu99 -O2 -ffast-math -fno-common -fno-builtin-printf \
-fno-builtin-putchar -nostdlib -mno-relax -Wall -flto
AS = clang-14
ASFLAGS = -target riscv32-unknown-none-elf -march=rv32imc -mabi=ilp32 -mno-relax
ICE40_SIM_CELLS = $(shell yosys-config --datdir/ice40/cells_sim.v)
# FPGA source files.
TOP_SRC = $(P)/rtl/application_fpga.v
VERILATOR_TOP_SRC = $(P)/tb/application_fpga_vsim.v
VERILOG_SRCS = \
$(P)/rtl/reset_gen.v \
$(P)/rtl/ram.v \
$(P)/rtl/rom.v \
$(P)/core/picorv32/rtl/picorv32.v \
$(P)/core/timer/rtl/timer_core.v \
$(P)/core/timer/rtl/timer.v \
$(P)/core/uds/rtl/uds.v \
$(P)/core/touch_sense/rtl/touch_sense.v \
$(P)/core/mta1/rtl/mta1.v \
$(P)/core/uart/rtl/uart_core.v \
$(P)/core/uart/rtl/uart_fifo.v \
$(P)/core/uart/rtl/uart.v \
$(P)/core/trng/rtl/firo.v \
$(P)/core/trng/rtl/garo.v \
$(P)/core/trng/rtl/figaro_core.v \
$(P)/core/trng/rtl/figaro.v
FIRMWARE_DEPS = \
$(P)/fw/mta1_mkdf_mem.h \
$(P)/fw/mta1_mkdf/types.h \
$(P)/fw/mta1_mkdf/lib.h \
$(P)/fw/mta1_mkdf/proto.h
FIRMWARE_OBJS = \
$(P)/fw/mta1_mkdf/main.o \
$(P)/fw/mta1_mkdf/start.o \
$(P)/fw/mta1_mkdf/proto.o \
$(P)/fw/mta1_mkdf/lib.o \
$(P)/fw/mta1_mkdf/blake2s/blake2s.o
TESTFW_OBJS = \
$(P)/fw/testfw/main.o \
$(P)/fw/mta1_mkdf/start.o \
$(P)/fw/mta1_mkdf/proto.o \
$(P)/fw/mta1_mkdf/lib.o
#-------------------------------------------------------------------
# All: Complete build of HW and FW.
#-------------------------------------------------------------------
all: application_fpga.bin
.PHONY: all
#-------------------------------------------------------------------
# The size_mismatch target make sure that we don't end up with an
# incorrect BRAM_FW_SIZE
# -------------------------------------------------------------------
size_mismatch: firmware.elf
@test $$($(SIZE) $< | awk 'NR==2{print $$4}') -le $$(( 32 / 8 * $(BRAM_FW_SIZE) )) || \
(echo "The 'BRAM_FW_SIZE' variable needs to be increased" && false)
.PHONY: size_mismatch
#-------------------------------------------------------------------
# Firmware generation.
# Included in the bitstream.
#-------------------------------------------------------------------
LDFLAGS=-T $(P)/fw/mta1_mkdf/firmware.lds
$(FIRMWARE_OBJS): $(FIRMWARE_DEPS)
$(TESTFW_OBJS): $(FIRMWARE_DEPS)
firmware.elf: $(FIRMWARE_OBJS) $(P)/fw/mta1_mkdf/firmware.lds
$(CC) $(CFLAGS) $(FIRMWARE_OBJS) $(LDFLAGS) -o $@
testfw.elf: $(TESTFW_OBJS) $(P)/fw/mta1_mkdf/firmware.lds
$(CC) $(CFLAGS) $(TESTFW_OBJS) $(LDFLAGS) -o $@
# Generate a fake BRAM file that will be filled in later after place-n-route
bram_fw.hex:
$(ICESTORM_PATH)icebram -v -g 32 $(BRAM_FW_SIZE) > $@
firmware.hex: firmware.bin size_mismatch
python3 $(P)/tools/makehex/makehex.py $< $(BRAM_FW_SIZE) > $@
testfw.hex: testfw.bin size_mismatch
python3 $(P)/tools/makehex/makehex.py $< $(BRAM_FW_SIZE) > $@
%.bin: %.elf
$(SIZE) $<
$(OBJCOPY) --input-target=elf32-littleriscv --output-target=binary $< $@
chmod -x $@
#-------------------------------------------------------------------
# Source linting.
#-------------------------------------------------------------------
LINT=verilator
LINT_FLAGS = +1364-2001ext+ --lint-only -Wall -Wno-fatal -Wno-DECLFILENAME \
--timescale 1ns/1ns -DNO_ICE40_DEFAULT_ASSIGNMENTS
lint: $(TOP_SRC) $(VERILOG_SRCS) $(ICE40_SIM_CELLS)
$(LINT) $(LINT_FLAGS) \
-DBRAM_FW_SIZE=$(BRAM_FW_SIZE) \
-DFIRMWARE_HEX=\"$(P)/firmware.hex\" \
-DUDS_HEX=\"$(P)/data/uds.hex\" \
-DUDI_HEX=\"$(P)/data/udi.hex\" \
--top-module application_fpga $^
.PHONY: lint
#-------------------------------------------------------------------
# Build Verilator compiled simulation for the design.
#-------------------------------------------------------------------
verilator: $(VERILATOR_TOP_SRC) $(VERILOG_SRCS) firmware.hex $(ICE40_SIM_CELLS) \
$(P)/tb/application_fpga_verilator.cc
verilator --timescale 1ns/1ns -DNO_ICE40_DEFAULT_ASSIGNMENTS \
-Wall -Wno-COMBDLY -Wno-lint \
-DBRAM_FW_SIZE=$(BRAM_FW_SIZE) \
-DFIRMWARE_HEX=\"$(P)/firmware.hex\" \
-DUDS_HEX=\"$(P)/data/uds.hex\" \
-DUDI_HEX=\"$(P)/data/udi.hex\" \
--cc --exe --Mdir verilated --top-module application_fpga \
$(filter %.v, $^) $(filter %.cc, $^)
make -C verilated -f Vapplication_fpga.mk
.PHONY: verilator
#-------------------------------------------------------------------
# Main FPGA build flow.
# Synthesis. Place & Route. Bitstream generation.
#-------------------------------------------------------------------
synth.json: $(TOP_SRC) $(VERILOG_SRCS) bram_fw.hex
$(YOSYS_PATH)yosys -v3 -l synth.log -DBRAM_FW_SIZE=$(BRAM_FW_SIZE) \
-DFIRMWARE_HEX=\"$(P)/bram_fw.hex\" \
-DUDS_HEX=\"$(P)/data/uds.hex\" \
-DUDI_HEX=\"$(P)/data/udi.hex\" \
-p 'synth_ice40 -dsp -top application_fpga -json $@; write_verilog -attr2comment synth.v' \
$(filter %.v, $^)
application_fpga.asc: synth.json $(P)/data/$(PIN_FILE)
$(NEXTPNR_PATH)nextpnr-ice40 --ignore-loops --up5k --package sg48 --json $< \
--pcf $(P)/data/$(PIN_FILE) --asc $@
application_fpga.bin: application_fpga.asc bram_fw.hex firmware.hex
$(ICESTORM_PATH)icebram -v bram_fw.hex firmware.hex < $< > $<.tmp
$(ICESTORM_PATH)icepack $<.tmp $@
@-$(RM) $<.tmp
application_fpga_testfw.bin: application_fpga.asc bram_fw.hex testfw.hex
$(ICESTORM_PATH)icebram -v bram_fw.hex testfw.hex < $< > $<.tmp
$(ICESTORM_PATH)icepack $<.tmp $@
@-$(RM) $<.tmp
#-------------------------------------------------------------------
# post-synthesis functional simulation.
#-------------------------------------------------------------------
synth_tb.vvp: $(P)/tb/tb_application_fpga.v synth.json
iverilog -o $@ -s tb_application_fpga synth.v $(P)/tb/tb_application_fpga.v \
-DNO_ICE40_DEFAULT_ASSIGNMENTS $(ICE40_SIM_CELLS)
chmod -x $@
synth_sim: synth_tb.vvp
vvp -N $<
.PHONY: synth_sim
synth_sim_vcd: synth_tb.vvp
vvp -N $< +vcd
.PHONY: synth_sim_vcd
#-------------------------------------------------------------------
# post-place and route functional simulation.
#-------------------------------------------------------------------
route.v: application_fpga.asc $(P)/data/$(PIN_FILE)
icebox_vlog -L -n application_fpga -sp $(P)/data/$(PIN_FILE) $< > $@
route_tb.vvp: route.v tb/tb_application_fpga.v
iverilog -o $@ -s tb_application_fpga $^ $(ICE40_SIM_CELLS)
chmod -x $@
route_sim: route_tb.vvp
vvp -N $<
.PHONY: route_sim
route_sim_vcd: route_tb.vvp
vvp -N $< +vcd
.PHONY: route_sim_vcd
#-------------------------------------------------------------------
# FPGA device programming.
#-------------------------------------------------------------------
prog_flash: application_fpga.bin
sudo tillitis-iceprog $<
.PHONY: prog_flash
prog_flash_testfw: application_fpga_testfw.bin
sudo tillitis-iceprog $<
.PHONY: prog_flash_testfw
#-------------------------------------------------------------------
# Post build analysis.
#-------------------------------------------------------------------
timing: application_fpga.asc $(P)/data/$(PIN_FILE)
$(ICESTORM_PATH)icetime -c 12 -tmd up5k -P sg48 -p $(P)/data/$(PIN_FILE) -t $<
view: tb_application_fpga_vcd
gtkwave $< application_fpga.gtkw
#-------------------------------------------------------------------
# Cleanup.
#-------------------------------------------------------------------
clean: clean_fw
rm -f bram_fw.hex
rm -f synth.{log,v,json} route.v application_fpga.{asc,bin,vcd} application_fpga_testfw.bin
rm -f tb_application_fpga.vvp synth_tb.vvp route_tb.vvp
rm -f *.vcd
rm -rf verilated
rm -f tools/tpt/*.hex
rm -rf tools/tpt/__pycache__
.PHONY: clean
clean_fw:
rm -f firmware.{elf,elf.map,bin,hex}
rm -f $(FIRMWARE_OBJS)
rm -f testfw.{elf,elf.map,bin,hex}
rm -f $(TESTFW_OBJS)
.PHONY: clean_fw
#-------------------------------------------------------------------
# Display info about targets.
#-------------------------------------------------------------------
help:
@echo ""
@echo "Build system for application_fpga FPGA design and firmware."
@echo ""
@echo "Supported targets:"
@echo "------------------"
@echo "all Build all targets."
@echo "firmware.elf Build firmware ELF file."
@echo "firmware.hex Build firmware converted to hex, to be included in bitstream."
@echo "bram_fw.hex Build a fake BRAM file that will be filled in later after place-n-route."
@echo "verilator Build Verilator simulation program"
@echo "lint Run lint on Verilog source files."
@echo "prog_flash Program device flash with FGPA bitstream including firmware (using the RPi Pico-based programmer)."
@echo "prog_flash_testfw Program device flash as above, but with testfw."
@echo "clean Delete all generated files."
@echo "clean_fw Delete only generated files for firmware. Useful for fw devs."
#=======================================================================
# EOF Makefile
#=======================================================================
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