[Skiboot] [PATCH 0/3] P9 core dts support
Cédric Le Goater
clg at kaod.org
Fri Feb 24 00:01:40 AEDT 2017
>> Cedric, any update on getting the P9 DTS sensors to work with skiboot?
>> We have not tested yet since I was waiting for confirmation on your side.
> The skiboot framework is in place (with this patch) and the kernel
> module is creating the hwmon sysfs entries. I need to dig a little
> further to see why we read zeroes on the core DTS as I did not see
> any XSCOM errors.
> I will try on another system next week.
So it seems that the VPD in the OpenPOWER firmware misses calibration
settings for the core thermal latches. Those settings being zero
by default, the result of the equation is zero for the DTS.
I am working on getting these included in the VPD now.
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