/os/graphics/graphicsdeviceinterface/screendriver/ default tip
drwxr-xr-x [up]
drwxr-xr-x bwins
drwxr-xr-x eabi
drwxr-xr-x group
drwxr-xr-x inc
drwxr-xr-x sbit
drwxr-xr-x scdv_switch
drwxr-xr-x sgeneric
drwxr-xr-x smcot
drwxr-xr-x smint
drwxr-xr-x smomap
drwxr-xr-x swins
drwxr-xr-x tsrc