root@huguang:~/viking# emulator -kernel ~/viking/prebuilts/qemu-kernel/arm64/kernel-qemu -sysdir ~/viking/out/target/product/generic_arm64/ -system system.img -data userdata.img -ramdisk ramdisk.img
emulator: WARNING: system partition size adjusted to match image file (2560 MB > 200 MB)
emulator: WARNING: data partition size adjusted to match image file (2560 MB > 200 MB)
emulator: ERROR: Missing initial data partition file: (null)
emulator: WARNING: encryption is off
libGL error: unable to load driver: vmwgfx_dri.so
libGL error: driver pointer missing
libGL error: failed to load driver: vmwgfx
libGL error: unable to load driver: swrast_dri.so
libGL error: failed to load driver: swrast
X Error of failed request: GLXBadContext
Major opcode of failed request: 155 (GLX)
Minor opcode of failed request: 6 (X_GLXIsDirect)
Serial number of failed request: 49
Current serial number in output stream: 48
qemu-system-aarch64: Could not open 'userdata.img': 没有那个文件或目录
userdata.img 这个文件不存在的错误