Wp7605 Update error

tanaporn_y · October 3, 2025, 12:46am

WP7605 firmware R13 generic

Send the update file (xx.wp76xx.update) from tablet to wp7605 by using OTA
send command to update the app

but it was error.

Do you have any sample code for update??

jyijyi · October 3, 2025, 1:07am

you can directly use “update xxx.update” command to update application

For the source code of update command, you can see here:

github.com/legatoproject/legato-af

framework/daemons/linux/updateDaemon/updateDaemon.c

master

/** @file updateDaemon.c
 *
 * The Update Daemon is one of the "framework daemon" processes that is started by the Supervisor
 * outside of other apps.  It is a core part of the Legato app framework responsible for
 * software update.
 *
 * The Update Daemon has a single-threaded, event-driven internal design.  It is broken into the
 * following parts:
 *
 * - updateDaemon.c - COMPONENT_INIT and all API implementations.
 *
 * - updateUnpack.c - unpacks incoming update pack files and drives execution of the update.
 *
 * - updateExec.c - implements execution of the updates.
 *
 * @note The Update Daemon only supports a single update task at a time.  Requests to start
 *       updates will be rejected while an update is already in progress.
 *
 * At start up, the Update Daemon checks for new configuration settings that need to be imported
 * due to an unfinished system update.  It does this by looking for the files "users.cfg" and

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tanaporn_y · October 10, 2025, 1:23am

Thank you for you answer.

I have wrote the code with “ system(“update /home/root/Test.wp76xx.update“) ”

how can I know that it success or not??

jyijyi · October 10, 2025, 1:33am

you can remove the application by “app remove app1”

After running the code, you can check if the application has been installed by “app status”

tanaporn_y · October 10, 2025, 1:36am

I have looked in logread and found the it have this error.

what does it mean??

jyijyi · October 10, 2025, 1:43am

you might need to use full path

system(“/mnt/legato/system/bin/update /home/root/Test.wp76xx.update”)

tanaporn_y · October 10, 2025, 4:00am

how can I set app to auto start after update??

jyijyi · October 10, 2025, 4:02am

when you compile the application, you need to set “start: auto” in adef file:

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Wp7605 Update error

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