qemu-system-x86_64.exe -d ./disk.img -m 512M -smp 2,cores=2,threads=1,sockets=1  -boot order=d  -monitor stdio -d cpu_reset,guest_errors,trace:check_exception  -s -S -cpu IvyBridge,apic,x2apic,+fpu,check -rtc clock=host,base=localtime -serial file:serial_opt.txt         -drive id=disk,file=disk.img,if=none     -device ahci,id=ahci         -device ide-hd,drive=disk,bus=ahci.0            -nic user,model=virtio       -usb            -device qemu-xhci,id=xhci,p2=8,p3=4
