[Skiboot] [PATCH 3/3] device-tree vpd/xscom@: add more VPD to xscom@ nodes

Ananth N Mavinakayanahalli ananth at linux.vnet.ibm.com
Thu Jul 26 19:11:18 AEST 2018


On Thu, Jul 26, 2018 at 05:58:30PM +1000, Stewart Smith wrote:
> Ananth N Mavinakayanahalli <ananth at linux.vnet.ibm.com> writes:
> > On Tue, Apr 10, 2018 at 02:25:24PM +1000, Stewart Smith wrote:
> >> Vasant Hegde <hegdevasant at linux.vnet.ibm.com> writes:
> >> > On 04/06/2018 10:46 AM, Stewart Smith wrote:
> >> >> From: Stewart Smith <stewart at linux.vnet.ibm.com>
> >> 
> >> >> part-number      "02AA863"
> >> >> vendor           "IBM             "
> >> >> 
> >> >> This change will also affect what we put in the /vpd hierarchy,
> >> >> but by making it more complete.
> >> >
> >> > AFAIK VINI, VRML and OPFR are mutually exclusive. We should expect either one of 
> >> > these type VPD not mixed one (Of course in some system we are getting mixed 
> >> > one). IMO that's bug in hostboot side of fix.
> >> 
> >> yeah, we're certainly getting things mixed together in the VPD blobs
> >> that we export in the DT at least. I'm not sure where Hostboot picks
> >> these up from though and if we're really just getting a few things
> >> mashed together.
> >> 
> >> Oliver/Ananth, by any chance do you know?
> >
> > AFAIR, all the OP* keyword VPD was added exclusively for OP boxes, but
> > whether or not the older keywords continue to exist with them was
> > unclear at the time. I am checking with the FW folks... will update
> > with findings...
> 
> Any findings?
> 
> I have to admit I haven't gone back and looked at this closely either,
> but maybe I should :)

As of now, older keywords will continue to exist. In the future, VINI, VSRC,
VRTN and VMSC records will be deprecated.

Ananth



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