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- arch ?= riscv64
- target := $(arch)imac-unknown-none-elf
- mode := release
- kernel := target/$(target)/$(mode)/riscv
- img := target/$(target)/$(mode)/img
- tcp ?= on
- sysroot := $(shell rustc --print sysroot)
- objdump := $(shell find $(sysroot) -name llvm-objdump) --arch-name=$(arch)
- objcopy := $(shell find $(sysroot) -name llvm-objcopy)
- BUILD_ARGS += --target $(target)
- ifeq ($(mode), release)
- BUILD_ARGS += --release
- endif
- ifeq ($(tcp), on)
- BUILD_ARGS += --features tcp
- else
- BUILD_ARGS += --no-default-features
- endif
- .PHONY: kernel build clean qemu run env
- build: $(bin)
- env:
- rustup component add llvm-tools-preview rustfmt
- rustup target add $(target)
- kernel:
- cargo build $(BUILD_ARGS)
- asm:
- $(objdump) -d $(kernel) | less
- sym:
- $(objdump) -t $(kernel) | less
- header:
- $(objdump) -x $(kernel) | less
- clean:
- cargo clean
- qemu-legacy: kernel $(img)
- # Wait a few seconds, then try to open a connection to the VM so it can test its networking.
- ( sleep 4 && echo "hello" | nc localhost 5555 -N -v) &
- qemu-system-$(arch) \
- $(QEMU_ARGS) \
- -machine virt \
- -serial mon:stdio \
- -bios default \
- -kernel $(kernel) \
- -drive file=$(img),if=none,format=raw,id=x0 \
- -device virtio-blk-device,drive=x0 \
- -device virtio-gpu-device \
- -device virtio-mouse-device \
- -device virtio-net-device,netdev=net0 \
- -netdev user,id=net0,hostfwd=tcp::5555-:5555
- qemu: kernel $(img)
- # Wait a few seconds, then try to open a connection to the VM so it can test its networking.
- ( sleep 4 && echo "hello" | nc localhost 5555 -N -v) &
- qemu-system-$(arch) \
- $(QEMU_ARGS) \
- -machine virt \
- -serial mon:stdio \
- -bios default \
- -kernel $(kernel) \
- -global virtio-mmio.force-legacy=false \
- -drive file=$(img),if=none,format=raw,id=x0 \
- -device virtio-blk-device,drive=x0 \
- -device virtio-gpu-device \
- -device virtio-mouse-device \
- -device virtio-net-device,netdev=net0 \
- -netdev user,id=net0,hostfwd=tcp::5555-:5555
- $(img):
- dd if=/dev/zero of=$@ bs=512 count=32
- run: build qemu-legacy qemu
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