<t>hi guys,<br/> <br/> i downloaded debian os and zImage_3.1.9., copyed debian.img in debian_root.ext4. and run qemu in this way:qemu-system-arm -m 256 -M versatilepb -cpu arm1136 -hda debian_root.ext4 -kernel zImage_3.1.9 -append "root=/dev/sda" -serial stdio the simulatoin start and all is ok but ...