[Skiboot] opal-prd and skiboot updates

[Sergey Kachkin]

Hi Stewart,

> What's in the distro should be fine. If it's not, then poke as and we'll
fix it :)

Currently RHEL/Centos provides opal-prd 6.0.4, but actual version is 6.2.
Are there any plans to update?

thanks,

regards,
Sergey

On Tue, Jan 22, 2019 at 12:54 AM Stewart Smith <stewart at linux.ibm.com>
wrote:

> Sergey Kachkin <s.kachkin at gmail.com> writes:
> > i've got a question regarding opal-prd daemon.
> > If I understand correctly this daemon is must on any OpenPower machine as
> > it is need to convert PEL to eSEL and send to BMC. So without opal-prd
> eSEL
> > will be hidden until the next IPL.
>
> Only for certain events. Not everything involves code that opal-prd
> runs, and you can happily run a system without ever running
> opal-prd. The benefit of running with it is that you have the ability to
> pre-emptively recover from some particular types of errors.
>
> > The question is when skiboot is updated we may need to update opal-prd
> > also.
>
> generally not. Sometimes this is the case (e.g. to fix a bug), but it's
> pretty rare. I think the only one we've *really* required is with POWER9
> systems. You might not get new RAS (Reliability and Serviceability)
> features by not upgrading, but it should work fine.
>
> > How to verify that current 'opal-prd' version is fully functional?  For
> > example, can we manually generate a PEL and verify that opal-prd handles
> it
> > correctly?
>
> Distros should have current versions, we tend to be pretty good with
> getting updates into distros.
>
> > Updating opal-prd during each  FW upgrade may be complicated and I wonder
> > if we can go with some minimum opal-prd version for a specific
> > skiboot?
>
> What's in the distro should be fine. If it's not, then poke as and we'll
> fix it :)
>
> --
> Stewart Smith
> OPAL Architect, IBM.
>
>
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