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Enable voltage and current sensors for AFCv4 #219

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merged 1 commit into from
Jul 17, 2024

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@augustofg augustofg commented Jul 16, 2024

Previously, the voltage and current sensors were disabled because it was causing the MCH to crash with a lot of 'AMC +12V Curr' assertion / deassertion messages and IPMB errors. The root cause for this behavior is not yet understood, but it is somewhat related to the voltage sensors SDR struct not been populated with the thresholds (they were all commented). I've updated all thresholds (voltages and currents) to reasonable defaults, but they might be wrong, so a more in depth study of the AFCv4 power rails should be conducted to obtain the correct values.

It works for now, and the MCH doesn't crash, neither complain about out of range voltages or currents.

@augustofg augustofg added this to the v1.6.0 milestone Jul 16, 2024
Previously, the voltage and current sensors were disabled because it
was causing the MCH to crash with a lot of 'AMC +12V Curr' assertion /
deassertion messages and IPMB errors. The root cause for this
behavior is not yet understood, but it is somewhat related to the
voltage sensors SDR struct not been populated with the thresholds
(they were all commented). I've updated all thresholds (voltages and
currents) to reasonable defaults, but they might be wrong, so a more
in depth study of the AFCv4 power rails should be conducted to obtain
the correct values.

It works for now, and the MCH doesn't crash, neither complain about
out of range voltages or currents.
@augustofg augustofg merged commit fd76e22 into devel Jul 17, 2024
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@augustofg augustofg deleted the fix-afcv4-volt-cur-sdr branch July 17, 2024 12:44
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