Please refer the support matrix all kernel 64 bit. (x86-64 support) Kernel+patch Normal BIOS LinuxBIOS(No drv) LinuxBIOS(drv) A=2.4.22 w/o noinit : blank stuck blank B=2.4.22+patch w/o noinit: stuck stuck works C=2.4.22+patch w noinit : works works stuck D=2.6.5 w/o noinit : blank stuck blank E=2.6.5+JS patch w/o noinit: works stuck works F=2.6.5+JS patch w noinit: works stuck works G=2.6.5+LYH patch w/o noinit: stuck stuck works H=2.6.5+LYH patch w noinit: works works stuck