qemu-system-aarch64 \
-M virt,highmem=off \
-accel hvf \
-cpu cortex-a72  \
-m 4G \
-device ramfb \
-device qemu-xhci \
-device usb-kbd \
-device usb-mouse \
-device usb-tablet \
-device intel-hda -device hda-duplex \
-device virtio-blk,drive=system \
-drive if=none,id=system,media=cdrom,file=netbsd.iso \
-device usb-storage,drive=drive \
-drive if=none,id=drive,format=qcow2,file=disk.img \
-drive file=ovmf_vars.fd,if=pflash,index=1 \
-net nic,model=virtio \
-net user,hostfwd=tcp::2222-:22,hostfwd=tcp::3333-:3333 \
-device virtio-rng-pci \
-bios QEMU_EFI.fd