Makefile

SHELL := bash
.RECIPEPREFIX = >
.ONESHELL:
MAKEFLAGS += --no-builtin-rules --no-builtin-variables

LD = ld.lld
LDFLAGS = --no-nmagic --gc-sections --Map=vmm/htvmm.map -nostdlib --script=vmm/src/htvmm.lds

OVMFBASE=../edk2/Build/OvmfX64/DEBUG_GCC5/FV/
#OVMFBASE=tools/ovmf/
OVMFCODE=$(OVMFBASE)/OVMF_CODE.fd
OVMFVARS=$(OVMFBASE)/OVMF_VARS.fd
#OVMFCODE=$(OVMFBASE)/OVMF_CODE_4M.fd
#OVMFVARS=$(OVMFBASE)/OVMF_VARS_4M.fd

export RELEASE ?=
build_mode := $(if $(RELEASE),release,debug)

features :=

export GPD ?=
ifeq ($(GPD),1)
features +=gpd
endif

export RUSTFLAGS = -Z emit-stack-sizes
CARGOFLAGS += $(if $(RELEASE),--release,)

export QEMU ?= qemu-system-x86_64
QEMUFLAGS := -s -m 8G \
-drive if=pflash,format=raw,readonly,file=$(OVMFCODE) \
-drive if=pflash,format=raw,file=$(OVMFVARS) \
-drive if=ide,file=fat:rw:image,index=0,media=disk \
-drive format=raw,index=1,file=disk.iso \
-enable-kvm -cpu host,+vmx \
-debugcon file:ovmf.debug.log -global isa-debugcon.iobase=0x402 \
-serial stdio \
-monitor telnet::4444,server,nowait

.PHONY: default
default: build

VMM_OBJ = vmm/target/htvmm/$(build_mode)/libhtvmm.a
$(VMM_OBJ): .FORCE
> cd vmm; cargo build $(CARGOFLAGS) --features "$(features)"

.PHONY: build-vmm
build-vmm: $(VMM_OBJ)
> $(LD) $(LDFLAGS) -o vmm/htvmm.elf.$(build_mode) $(VMM_OBJ)

.PHONY: build-loader
build-loader:
> cd loader; cargo build $(CARGOFLAGS)

.PHONY: build
build: build-loader build-vmm

.PHONY: clean-vmm
clean-vmm:
> cd vmm; cargo clean

.PHONY: clean-loader
clean-loader:
> cd loader; cargo clean

.PHONY: clean
clean: clean-loader clean-vmm
> rm -f vmm/htvmm.elf.* image/htvmm.elf image/EFI/BOOT/BOOTX64.EFI

.PHONY: run
run:
> rm -f image/htvmm.elf image/EFI/BOOT/BOOTX64.EFI
> cp vmm/htvmm.elf.$(build_mode) image/htvmm.elf
> cp loader/target/x86_64-unknown-uefi/$(build_mode)/htloader.efi image/EFI/BOOT/BOOTX64.EFI
> $(QEMU) $(QEMUFLAGS)

.PHONY: disk
disk:
> rm -f disk.iso && \
grub-mkrescue -o disk.iso /boot && \
chmod 666 disk.iso

.PHONY: init
init:
> mkdir -p tools/ovmf && \
cp `find /usr -type f -name "OVMF_CODE.fd" 2> /dev/null | head -n 1` tools/ovmf && \
cp `find /usr -type f -name "OVMF_VARS.fd" 2> /dev/null | head -n 1` tools/ovmf
> mkdir -p image/EFI/BOOT

.PHONY: install
install:
> mkdir -p /boot/efi/EFI/htvmm
> cp vmm/htvmm.elf.$(build_mode) /boot/efi/htvmm.elf
> cp loader/target/x86_64-unknown-uefi/$(build_mode)/htloader.efi /boot/efi/EFI/htvmm/htloader.efi

.PHONY: bootnext
bootnext:
> efibootmgr -n `efibootmgr | grep htvmm | cut -c 5-8`

.PHONY: trace
trace:
> echo 1 | sudo tee /sys/kernel/tracing/events/kvm/kvm_nested_vmenter_failed/enable
> echo 1 | sudo tee /sys/kernel/tracing/events/kvm/kvm_nested_vmexit/enable
> echo 1 | sudo tee /sys/kernel/debug/tracing/tracing_on
> sudo watch tail /sys/kernel/debug/tracing/trace

.PHONY: clippy
clippy:
> (cd vmm; cargo clippy)
> (cd loader; cargo clippy)

.FORCE: