Table of Contents
Advertisement
Action
Adjust grub configuration
Remount Ubuntu Snappy 16 root file
system as read/write
UEFI capsule update
NOTE: For more information about fwupd commands, see http://www.fwupd.org/users.
This fwupgmgr tool/commands are used to update UEFI BIOS firmware on the system.
The UEFI BIOS for this platform will be released through online Linux Vendor File System based methods. Capsule update will be
recommended to be default enabled, running in the background to get system firmware up to date.
Watchdog Timer
NOTE: For more information about Watchdog Timer commands, see
Linux-Watchdog.html.
WDT is recommended to be default enabled to active the fail-safe circuitry, Snappy is a Watchdog Timer compatible OS provides
capability to detect and recover system from malfunctions, the design reacts by itself when system hangs unexpected crash.
Trusted Platform Module
NOTE: For more information about Trusted Platform Module, see
Watchdog.html.
WDT is recommended to be default enabled to active the fail-safe circuitry, Snappy is a Watchdog Timer compatible OS provides
capability to detect and recover system from malfunctions, the design reacts by itself when system hangs unexpected crash.
Snappy Auto update
NOTE: For more information about Snappy Auto update, see
autoupdate/.
Snappy Autoupdate is a feature running in the background that will guarantee your software always up to date. It's recommended to
be enabled by default, the settings can be adjusted in the Ubuntu core.
Cloud LED On/Off
This feature is supported on Edge Gateway 5000/5100 with Cloud status light.
1.
Export Cloud LED PIN.
#sudo su –
#echo 346 > /sys/class/gpio/export
#echo out > /sys/class/gpio/gpio346/direction
2.
Turn on Cloud LED:
#echo 1 > /sys/class/gpio/gpio346/value
or
Turn off Cloud LED:
Ubuntu Core 15
remove cloud-
init
$sudo mount –o remount,rw /
$sudo vi /boot/grub/grub.cfg
N/A
https://developer.ubuntu.com/en/snappy/guides/
Ubuntu Core 16
N/A
Snappy 16 rootfs is Read-Only
http://www.sat.dundee.ac.uk/~psc/watchdog/
http://www.sat.dundee.ac.uk/~psc/watchdog/Linux-
35
Advertisement
Table of Contents
