restarted with the new NVM firmware. If the image
verification fails an error code is returned instead.
- This file will accept writing values "1" or "2"
+ This file will accept writing values "1", "2" or "3".
- Writing "1" will flush the image to the storage
area and authenticate the image in one action.
- Writing "2" will run some basic validation on the image
and flush it to the storage area.
+ - Writing "3" will authenticate the image that is
+ currently written in the storage area. This is only
+ supported with USB4 devices and retimers.
When read holds status of the last authentication
operation if an error occurred during the process. This
What: /sys/bus/thunderbolt/devices/.../nvm_authenticate_on_disconnect
Date: Oct 2020
KernelVersion: v5.9
-Contact: Mario Limonciello <mario.limonciello@dell.com>
+Contact: Mario Limonciello <mario.limonciello@outlook.com>
Description: For supported devices, automatically authenticate the new Thunderbolt
image when the device is disconnected from the host system.