Re: No amdtemp sysctls, acpi errors, AMD Ryzen 5 2400G

From: Greg V <greg_at_unrelenting.technology>
Date: Tue, 13 Nov 2018 22:50:31 +0300
On Tue, Nov 13, 2018 at 8:59 PM, Daniel Eischen <deischen_at_freebsd.org> 
wrote:
> Greetings,
> 
> I'm trying to track down a couple of things.  amdtemp doesn't
> report any temperature sensors, and acpi seems to have some
> errors.  Not sure if they are related.
> 
> These are the ACPI-related warnings and errors during boot.
> 
>    Firmware Warning (ACPI): Optional FADT field Pm2ControlBlock has 
> valid Length but zero Address: 0x0000000000000000/0x1 
> (20181031/tbfadt-796)

I see this one on my R7 1700 / X370 system, seems harmless.

>    acpi0: <ALASKA A M I > on motherboard
>    Firmware Error (ACPI): Failure creating [\134_SB.SMIC], 
> AE_ALREADY_EXISTS (20181031/dswload2-477)
>    ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog 
> (20181031/psobject-372)
>    Firmware Error (ACPI): Failure creating [\134_SB.SMIB], 
> AE_ALREADY_EXISTS (20181031/dsfield-803)

Looks like people see these on Linux:

https://forum.manjaro.org/t/unstable-behaviour-not-always-completely-booting/55823/5

Are you on the latest firmware ("BIOS") revision for your board?
Received on Tue Nov 13 2018 - 18:50:39 UTC

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