161 lines
7.6 KiB
Makefile
161 lines
7.6 KiB
Makefile
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RISCV_GNU_TOOLCHAIN_GIT_REVISION = 411d134
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RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX = /opt/riscv
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# Give the user some easy overrides for local configuration quirks.
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# If you change one of these and it breaks, then you get to keep both pieces.
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SHELL = bash
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PYTHON = python3
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VERILATOR = verilator
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ICARUS_SUFFIX =
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IVERILOG = iverilog$(ICARUS_SUFFIX)
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VVP = vvp$(ICARUS_SUFFIX)
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TEST_OBJS = $(addsuffix .o,$(basename $(wildcard tests/*.S)))
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FIRMWARE_OBJS = build/start.o build/irq.o build/print.o build/hello.o build/sieve.o build/multest.o build/stats.o
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GCC_WARNS = -Werror -Wall -Wextra -Wshadow -Wundef -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings
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GCC_WARNS += -Wredundant-decls -Wstrict-prototypes -Wmissing-prototypes -pedantic # -Wconversion
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TOOLCHAIN_PREFIX = $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)/bin/riscv32-unknown-elf-
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CFLAGS = -MD -O3 -mabi=ilp32 -march=rv32im -DTIME -DRISCV
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GIT_ENV = true
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test_verilator: build/testbench_verilator build/firmware.hex build/dhry.hex
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./build/testbench_verilator build/firmware.hex
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./build/testbench_verilator build/dhry.hex
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build/testbench_verilator: testbench_wb.v picorv32.v testbench.cc
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$(VERILATOR) --cc --exe -Wno-lint -trace --top-module picorv32_wrapper testbench_wb.v picorv32.v testbench.cc \
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--Mdir testbench_verilator_dir
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$(MAKE) -C testbench_verilator_dir -f Vpicorv32_wrapper.mk
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cp testbench_verilator_dir/Vpicorv32_wrapper build/testbench_verilator
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check: check-yices
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check-%: check.smt2
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yosys-smtbmc -s $(subst check-,,$@) -t 30 --dump-vcd check.vcd check.smt2
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yosys-smtbmc -s $(subst check-,,$@) -t 25 --dump-vcd check.vcd -i check.smt2
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check.smt2: picorv32.v
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yosys -v2 -p 'read_verilog -formal picorv32.v' \
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-p 'prep -top picorv32 -nordff' \
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-p 'assertpmux -noinit; opt -fast; dffunmap' \
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-p 'write_smt2 -wires check.smt2'
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synth.v: picorv32.v scripts/yosys/synth_sim.ys
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yosys -qv3 -l synth.log scripts/yosys/synth_sim.ys
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# firmware.hex
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build/firmware.hex: build/firmware.elf
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$(TOOLCHAIN_PREFIX)objcopy -O verilog $< $@
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build/firmware.elf: $(FIRMWARE_OBJS) $(TEST_OBJS) firmware/sections.lds
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$(TOOLCHAIN_PREFIX)gcc -Os -mabi=ilp32 -march=rv32im -ffreestanding -nostdlib -o $@ \
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-Wl,--build-id=none,-Bstatic,-T,firmware/sections.lds,-Map,build/firmware.map,--strip-debug \
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$(FIRMWARE_OBJS) $(TEST_OBJS) -lgcc
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$(TOOLCHAIN_PREFIX)objdump -S $@ > build/firmware.dis
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chmod -x $@
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build/start.o: firmware/start.S
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$(TOOLCHAIN_PREFIX)gcc -c -mabi=ilp32 -march=rv32im -o $@ $<
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build/%.o: firmware/%.c
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$(TOOLCHAIN_PREFIX)gcc -c -mabi=ilp32 -march=rv32i -Os --std=c99 $(GCC_WARNS) -ffreestanding -nostdlib -o $@ $<
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tests/%.o: tests/%.S tests/riscv_test.h tests/test_macros.h
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$(TOOLCHAIN_PREFIX)gcc -c -mabi=ilp32 -march=rv32im -o $@ -DTEST_FUNC_NAME=$(notdir $(basename $<)) \
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-DTEST_FUNC_TXT='"$(notdir $(basename $<))"' -DTEST_FUNC_RET=$(notdir $(basename $<))_ret $<
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# dhry.hex
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DHRY_OBJS = build/dhry_1.o build/dhry_2.o build/syscalls.o build/stdlib.o
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build/dhry.hex: build/dhry.elf
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$(TOOLCHAIN_PREFIX)objcopy -O verilog $< $@
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build/dhry.elf: $(DHRY_OBJS)
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$(TOOLCHAIN_PREFIX)gcc $(CFLAGS) -Wl,-Bstatic,-T,firmware/riscv.ld,-Map,build/dhry.map,--strip-debug -o $@ $(DHRY_OBJS) -lgcc -lc
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chmod -x $@
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build/dhry_1.o: dhrystone/dhry_1.c
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$(TOOLCHAIN_PREFIX)gcc -c $(CFLAGS) $< -o $@
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build/dhry_2.o: dhrystone/dhry_2.c
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$(TOOLCHAIN_PREFIX)gcc -c $(CFLAGS) $< -o $@
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build/syscalls.o: dhrystone/syscalls.c
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$(TOOLCHAIN_PREFIX)gcc -c $(CFLAGS) $< -o $@
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build/stdlib.o: dhrystone/stdlib.c
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$(TOOLCHAIN_PREFIX)gcc -c $(CFLAGS) $< -o $@
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build/dhry_1.o build/dhry_2.o: CFLAGS += -Wno-implicit-int -Wno-implicit-function-declaration
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download-tools:
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sudo bash -c 'set -ex; mkdir -p /var/cache/distfiles; $(GIT_ENV); \
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$(foreach REPO,riscv-gnu-toolchain riscv-binutils-gdb riscv-gcc riscv-glibc riscv-newlib, \
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if ! test -d /var/cache/distfiles/$(REPO).git; then rm -rf /var/cache/distfiles/$(REPO).git.part; \
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git clone --bare https://github.com/riscv/$(REPO) /var/cache/distfiles/$(REPO).git.part; \
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mv /var/cache/distfiles/$(REPO).git.part /var/cache/distfiles/$(REPO).git; else \
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(cd /var/cache/distfiles/$(REPO).git; git fetch https://github.com/riscv/$(REPO)); fi;)'
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define build_tools_template
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build-$(1)-tools:
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@read -p "This will remove all existing data from $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)$(subst riscv32,,$(1)). Type YES to continue: " reply && [[ "$$$$reply" == [Yy][Ee][Ss] || "$$$$reply" == [Yy] ]]
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sudo bash -c "set -ex; rm -rf $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)$(subst riscv32,,$(1)); mkdir -p $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)$(subst riscv32,,$(1)); chown $$$${USER}: $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)$(subst riscv32,,$(1))"
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+$(MAKE) build-$(1)-tools-bh
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build-$(1)-tools-bh:
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+set -ex; $(GIT_ENV); \
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if [ -d /var/cache/distfiles/riscv-gnu-toolchain.git ]; then reference_riscv_gnu_toolchain="--reference /var/cache/distfiles/riscv-gnu-toolchain.git"; else reference_riscv_gnu_toolchain=""; fi; \
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if [ -d /var/cache/distfiles/riscv-binutils-gdb.git ]; then reference_riscv_binutils_gdb="--reference /var/cache/distfiles/riscv-binutils-gdb.git"; else reference_riscv_binutils_gdb=""; fi; \
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if [ -d /var/cache/distfiles/riscv-gcc.git ]; then reference_riscv_gcc="--reference /var/cache/distfiles/riscv-gcc.git"; else reference_riscv_gcc=""; fi; \
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if [ -d /var/cache/distfiles/riscv-glibc.git ]; then reference_riscv_glibc="--reference /var/cache/distfiles/riscv-glibc.git"; else reference_riscv_glibc=""; fi; \
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if [ -d /var/cache/distfiles/riscv-newlib.git ]; then reference_riscv_newlib="--reference /var/cache/distfiles/riscv-newlib.git"; else reference_riscv_newlib=""; fi; \
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rm -rf riscv-gnu-toolchain-$(1); git clone $$$$reference_riscv_gnu_toolchain https://github.com/riscv/riscv-gnu-toolchain riscv-gnu-toolchain-$(1); \
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cd riscv-gnu-toolchain-$(1); git checkout $(RISCV_GNU_TOOLCHAIN_GIT_REVISION); \
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git submodule update --init $$$$reference_riscv_binutils_gdb riscv-binutils; \
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git submodule update --init $$$$reference_riscv_binutils_gdb riscv-gdb; \
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git submodule update --init $$$$reference_riscv_gcc riscv-gcc; \
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git submodule update --init $$$$reference_riscv_glibc riscv-glibc; \
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git submodule update --init $$$$reference_riscv_newlib riscv-newlib; \
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mkdir build; cd build; ../configure --with-arch=$(2) --prefix=$(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)$(subst riscv32,,$(1)); make
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.PHONY: build-$(1)-tools
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endef
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$(eval $(call build_tools_template,riscv32i,rv32i))
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$(eval $(call build_tools_template,riscv32ic,rv32ic))
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$(eval $(call build_tools_template,riscv32im,rv32im))
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$(eval $(call build_tools_template,riscv32imc,rv32imc))
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build-tools:
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@echo "This will remove all existing data from $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)i, $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)ic, $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)im, and $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX)imc."
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@read -p "Type YES to continue: " reply && [[ "$$reply" == [Yy][Ee][Ss] || "$$reply" == [Yy] ]]
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sudo bash -c "set -ex; rm -rf $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX){i,ic,im,imc}; mkdir -p $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX){i,ic,im,imc}; chown $${USER}: $(RISCV_GNU_TOOLCHAIN_INSTALL_PREFIX){i,ic,im,imc}"
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+$(MAKE) build-riscv32i-tools-bh
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+$(MAKE) build-riscv32ic-tools-bh
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+$(MAKE) build-riscv32im-tools-bh
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+$(MAKE) build-riscv32imc-tools-bh
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toc:
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gawk '/^-+$$/ { y=tolower(x); gsub("[^a-z0-9]+", "-", y); gsub("-$$", "", y); printf("- [%s](#%s)\n", x, y); } { x=$$0; }' README.md
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clean:
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rm -rf build || true
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mkdir -p build
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rm -rf riscv-gnu-toolchain-riscv32i riscv-gnu-toolchain-riscv32ic \
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riscv-gnu-toolchain-riscv32im riscv-gnu-toolchain-riscv32imc
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rm -vrf $(TEST_OBJS) check.smt2 check.vcd synth.v synth.log \
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testbench_verilator_dir
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.PHONY: test_wb test_wb_vcd download-tools build-tools toc clean
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