BUTTON_NONE=setenv nosdboot 1
BUTTON_1=setenv lkernel zImage_org; setenv bootargs_extra x6100_app=1 lightdm_screen=0
BUTTON_2=setenv lkernel zImage_org; setenv bootargs_extra x6100_app=1 x6100_app_hide=1 lightdm_screen=1
BUTTON_3=setenv lkernel zImage; setenv bootargs_extra x6100_app=0 lightdm_screen=0