Table of Contents
Advertisement
Figure 33: U-Boot Start Screen
U-Boot 2020.04-00181-gdf4caed7c3 (Dec 09 2020 - 14:52:15 +0100), Build: PITX-IMX8M-R11
CPU: i.MX8MQ rev2.1 1300 MHz (running at 800 MHz)
CPU: Industrial temperature grade (-40C to 105C) at 56C
Reset cause: POR
Model: Kontron pITX-iMX8M
DRAM: 4 GiB
WDT: Started with servicing (60s timeout)
MMC: FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... OK
In: serial
Out: serial
Err: serial
BuildInfo:
- ATF 0645021
- U-Boot 2020.04-00181-gdf4caed7c3
flash target is MMC:1
Net: eth0: ethernet@30be0000
Fastboot: Normal
Normal Boot
Hit any key to stop autoboot: 0
=>
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 derived from 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
www.kontron.com
pITX-iMX8M – Rev. 1.1
// 54
Advertisement
Table of Contents
