What: /sys/kernel/debug/ideapad/cfg Date: Sep 2011 KernelVersion: 3.2 Contact: Ike Panhc <ike.pan@canonical.com> Description: cfg shows the return value of _CFG method in VPC2004 device. It tells machine capability and what graphic component within the machine. What: /sys/kernel/debug/ideapad/status Date: Sep 2011 KernelVersion: 3.2 Contact: Ike Panhc <ike.pan@canonical.com> Description: status shows infos we can read and tells its meaning and value.