因为是ssh命令行启动，增加--nographic

# /opt/debug/bin/qemu-system-aarch64 -machine virt-6.2 -qmp tcp:localhost:1238,server,nowait --nographic

configure accelerator virt-6.2 start

machine init start

cpu init start

add rom file: virtio-net-pci.rom

load the kernel

device init start

reset all devices

qmp cont is received and vm is started

{"timestamp": {"seconds": 1693808712, "microseconds": 309048}, "event": "RESUME"}

kemu enter main_loop