bootreason would be brought to kernel cmdline for debugging usage bootreason is set to 'WDT' by bootloader by default bootreason is set to 'PANIC' or 0 when KP or reboot is triggered Bug: 36368084 Change-Id: Id622717a7ccd5757f7aefb3256c1ff5ac455f85c Signed-off-by: andy_lee <andy_lee@htc.com>