Also FWIW -sdl is depreciated in the old git version I'm running. The proper method would be -display sdl .
]]>qemu-system-i386 -enable-kvm -boot c -drive file=/blah/winxp.img,media=disk,if=virtio,cache=none -m 1500 -localtime -usb -usbdevice tablet -sdl -vga std -no-frame -name xp -net user,smb=/blah/shared -net nic,model=rtl8139 -daemonize