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Figure 30: U-Boot Start Screen
7.3. Bootloader Commands
The bootloader CLI provides various of powerful commands to control the board, which basically can be grouped
into
Information Commands
Memory Commands
Flash Memory Commands
Execution Control Commands
Download Commands
Environment Control Commands
Flattened Device Tree Support Commands
Storage Device Control Commands
File System Support Commands
Kontron Command Extensions
Typing "help" at the bootloader command line prompt will show up a list of the commands
available. Typing "help <command>" will show specific command help. Further help can be
found under https://www.denx.de/wiki/view/DULG/UBoot
On the PITX-iMX8M bootloader, the powerful hush shell is enabled, which is similar to Bourne shell and provides
features similar to a linux shell:
Control structures (if ... then ... else ... fi etc.)
Command line completion
Command line editing
Command line history up to 20 entries
Local environment variables
pITX-iMX8M – Rev. 0.7 Preliminary
www.kontron.com
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