CL-SOM-AM57x: Linux: Automatic Installation

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Introduction

This article provides an installation guide for Linux kernel and Debian root file system on the CompuLab CL-SOM-AM57x System-on-Module / Computer-on-Module eMMC internal storage device.

Preparation steps

  • Obtain a PC workstation with a serial communication port or a free USB 2.0 Host port.
  • Download the Linux package for CL-SOM-AM57x from CompuLab website. Unzip the package to a directory on your host workstation.
  • Copy the content of the package folder install to the SD card.

Automatic Installation

  • Connect the host PC to the SB-SOM-AM57x base-board (connector P8) via the serial cable supplied with the evaluation kit.
Admolition note.png SB-SOM-AM57x base-board features Serial-to-USB adapter available through connector P7. It can be used as an alternative debug port to connect the Host PC via the micro-USB cable supplied with the evaluation kit
  • Start terminal emulation software on your PC with the following serial port settings:
Baud Rate Data Bits Stop Bits Parity Flow Control
115200 8 1 none none
  • Insert the MMC/SD card into the MMC/SD socket (P9) on the SB-SOM-AM57x baseboard.
  • Turn on the CL-SOM-AM57x evaluation system.
  • The system will boot from the SD card and start the automatic installation procedure.
Press any key to cancel installation   0
Install...
Updating partitions...
[   13.784919]  mmcblk0: p1 p2
Format partitions ...
[   19.328976] random: mkfs.ext4 urandom read with 41 bits of entropy available
Mounting partitions ...
Copy kernel files ...
Extract user space ...
[   30.187868] random: nonblocking pool is initialized
Mounting update disk ...
Update user space file system...
Please remove installation SD card ...
Press any key to cancel restart   0
[  278.026487] EXT4-fs (ram0): re-mounted. Opts: (null)
The system is going down NOW!
Sent SIGTERM to all processes
Sent SIGKILL to all processes
Requesting system reboot
[  280.068187] reboot: Restarting system
  • The system will reboot automatically to the newly installed Debian Linux.
  • Please remember to remove the installation SD card to prevent re-installation.

Troubleshooting

  • Automatic installation doesn't start.

The U-Boot environment should be set to default:

  • Power on the board.
  • Press and hold Ctrl-C to get command prompt.
  • Set default U-Boot environment and boot the board:
# env default -a
# boot

See also