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[DellEMC] S6100 - iTCO watchdog support and reboot cause determination changes #9149

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ArunSaravananBalachandran
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Why I did it

  • To support iTCO watchdog using watchdog APIs.

How I did it

  • Implemented a new watchdog class WatchdogTCO for interfacing with iTCO watchdog.
  • Updated reboot cause determination logic.

How to verify it

Verified that the watchdog APIs' return values are as expected.
Logs: UT_logs.txt

Which release branch to backport (provide reason below if selected)

  • 201811
  • 201911
  • 202006
  • 202012
  • 202106

Description for the changelog

[DellEMC] S6100 - iTCO watchdog support and reboot cause determination changes

A picture of a cute animal (not mandatory but encouraged)

@sujinmkang sujinmkang merged commit 6d8c509 into sonic-net:master Dec 7, 2021
@sujinmkang sujinmkang added Request for 202012 Branch Request for 202111 Branch For PRs being requested for 202111 branch labels Dec 7, 2021
@qiluo-msft
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This commit could not be cleanly cherry-picked to 202012. Please submit another PR.

judyjoseph pushed a commit that referenced this pull request Dec 27, 2021
…n changes (#9149)

Why I did it
To support iTCO watchdog using watchdog APIs.
How I did it
Implemented a new watchdog class WatchdogTCO for interfacing with iTCO watchdog.
Updated reboot cause determination logic.
How to verify it
Verified that the watchdog APIs' return values are as expected.
Logs: UT_logs.txt
@ArunSaravananBalachandran ArunSaravananBalachandran deleted the S6100_TCO_watchdog branch January 13, 2022 07:46
@liuh-80
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liuh-80 commented Feb 6, 2023

Change been merge to 202012 branch by this PR: #11772

lguohan pushed a commit that referenced this pull request Sep 28, 2023
…ation changes (#16726)

To support iTCO watchdog in Dell S6100.
[Backport PR [DellEMC] S6100 - iTCO watchdog support and reboot cause determination changes #9149]

Microsoft ADO (25153914):

Update installer.conf for initializing the required drivers.
Update the reboot cause determination logic to check for iTCO watchdog reset if the BIOS version supports iTCO watchdog.
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5 participants