control tarbz2 required control.tar.bz2 / dom0 ext3gz required dom0-rootfs.ext3.gz / upgrade-compat ext3gz required upgrade-compat-rootfs.ext3.gz / uivm vhdgz required uivm-rootfs.ext3.vhd.gz /storage/uivm ndvm vhdgz required ndvm-rootfs.ext3.disk.vhd.gz /storage/ndvm syncvm vhdgz optional syncvm-rootfs.ext3.vhd.gz /storage/syncvm file iso optional xc-tools.iso /storage/isos/xc-tools.iso