- autoscript - if set to "yes" commands like "loadb", "loady",
- "bootp", "tftpb", "rarpboot" and "nfs" will attempt
- to automatically run script images (by internally
- calling "source").
-
- autoscript_uname - if script image is in a format (FIT) this
- variable is used to get script subimage unit name.
-