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165 lines
4.0 KiB
165 lines
4.0 KiB
# Examples:
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# make run Run in debug
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# make justrun Run in debug without build
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# make run int=1 Run with interrupt info by QEMU
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# make run mode=release Run in release
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# make run LOG=error Run with log level: error
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# LOG = off | error | warn | info | debug | trace
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# make doc Generate docs
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# make asm Open the deassemble file of the last build
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# make clean Clean
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arch ?= riscv32
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kernel := build/$(arch)/kernel.bin
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iso := build/$(arch)/os.iso
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target ?= $(arch)-blog_os
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mode ?= debug
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rust_lib := target/$(target)/$(mode)/ucore
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boot_src := src/arch/$(arch)/boot
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linker_script := $(boot_src)/linker.ld
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grub_cfg := $(boot_src)/grub.cfg
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assembly_source_files := $(wildcard $(boot_src)/*.asm)
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assembly_object_files := $(patsubst $(boot_src)/%.asm, \
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build/$(arch)/boot/%.o, $(assembly_source_files))
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user_bin_path := ../user/target/$(arch)-ucore/debug
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user_bins := $(patsubst $(user_bin_path)/%.d, $(user_bin_path)/%, $(wildcard $(user_bin_path)/*.d))
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user_obj := build/$(arch)/user.o
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SFSIMG := ../user/ucore32.img
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ifeq ($(arch), x86_64)
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qemu_opts := -cdrom $(iso) -smp 4 -serial mon:stdio -drive file=$(SFSIMG),media=disk,cache=writeback
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endif
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ifeq ($(arch), riscv32)
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qemu_opts := -machine virt -kernel $(iso) -nographic
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endif
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features := use_apic
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LOG ?= debug
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# Link user binaries at ../user
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ifdef link_user
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features := $(features) link_user_program
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assembly_object_files := $(assembly_object_files) $(user_obj)
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endif
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# Link user-riscv.img for RV32
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ifeq ($(arch), riscv32)
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riscv_user_img_obj := build/riscv32/user-riscv.o
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assembly_object_files := $(assembly_object_files) $(riscv_user_img_obj)
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endif
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ifdef travis
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test := 1
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features := $(features) qemu_auto_exit
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endif
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ifdef test
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features := $(features) test
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# enable shutdown inside the qemu
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qemu_opts := $(qemu_opts) -device isa-debug-exit
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endif
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ifdef int
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qemu_opts := $(qemu_opts) -d int
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endif
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build_args := --target $(target).json --features "$(features)"
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ifeq ($(mode), release)
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build_args := $(build_args) --release
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endif
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ifeq ($(OS),Windows_NT)
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uname := Win32
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else
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uname := $(shell uname)
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endif
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ifeq ($(uname), Darwin)
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prefix := x86_64-elf-
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endif
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ifeq ($(arch), riscv32)
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prefix := riscv64-unknown-elf-
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endif
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ld := $(prefix)ld
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objdump := $(prefix)objdump
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cc := $(prefix)gcc
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as := $(prefix)as
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.PHONY: all clean run iso build asm doc justrun kernel
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all: $(kernel)
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clean:
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@rm -r build target
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doc:
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@cargo rustdoc -- --document-private-items
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run: $(iso) justrun
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justrun:
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@qemu-system-$(arch) $(qemu_opts) || [ $$? -eq 11 ] # run qemu and assert it exit 11
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debug: $(iso)
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@qemu-system-$(arch) $(qemu_opts) -s -S &
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iso: $(iso)
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build: iso
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asm:
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@$(objdump) -dS $(kernel) | less
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elf-h:
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@$(objdump) -h $(kernel)
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build/x86_64/os.iso: $(kernel) $(grub_cfg)
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@mkdir -p build/isofiles/boot/grub
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@cp $(kernel) build/isofiles/boot/kernel.bin
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@cp $(grub_cfg) build/isofiles/boot/grub
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@grub-mkrescue -o $(iso) build/isofiles 2> /dev/null
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@rm -r build/isofiles
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build/riscv32/os.iso: kernel
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@cd ../riscv-pk && \
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mkdir -p build && \
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cd build && \
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../configure \
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--enable-32bit \
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--enable-logo \
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--disable-fp-emulation \
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--host=riscv64-unknown-elf \
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--with-payload=$(abspath $(rust_lib)) && \
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make && \
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cp bbl ../../kernel/$@
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$(kernel): kernel $(assembly_object_files) $(linker_script)
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@$(ld) -n --gc-sections -T $(linker_script) -o $(kernel) \
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$(assembly_object_files) $(rust_lib)
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kernel:
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@CC=$(cc) cargo xbuild $(build_args)
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# compile assembly files
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build/x86_64/boot/%.o: $(boot_src)/%.asm
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@mkdir -p $(shell dirname $@)
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@nasm -felf64 $< -o $@
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build/riscv32/boot/%.o: $(boot_src)/%.asm
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@mkdir -p $(shell dirname $@)
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@$(as) -march=rv32i $< -o $@
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# make user.o from binary files
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$(user_obj): $(user_bins)
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@cd $(user_bin_path) && \
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$(ld) -o $(abspath $@) $(patsubst %, -b binary %, $(notdir $(user_bins)))
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$(riscv_user_img_obj): ../user/user-riscv.img
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@cd ../user && $(ld) -o $(abspath $@) -b binary $(notdir $<)
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# patch Rust core for RISCV32I atomic
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patch-core:
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@patch -p0 /rust/rust-riscv-rust-1.26.0-1-dev/src/libcore/sync/atomic.rs src/arch/riscv32/atomic.patch
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