On Thu, Jan 21, 2021 at 01:04:46AM -0600, Frank Rowand wrote:
> On 1/20/21 11:58 PM, Viresh Kumar wrote:
> > On 20-01-21, 23:55, Frank Rowand wrote:
> >> yes, but using the modified versions ("/plugin/;" removed) of
> >> testcases.dtb and overlay_base.dtb.
> >
> > Okay, that would work fine I guess. I will try to implement this in
> > the new version.
> >
> >> I apologize in advance if I get confused in these threads or cause confusion.
> >> I find myself going in circles and losing track of how things fit together as
> >> I move through the various pieces of unittest.
> >
> > Me too :)
> >
> > Today is the first time where we have some overlap in our work hours
> > (probably you working late :)), and we are able to get this sorted out
> > quickly enough.
>
> Working quite late. I swear I stopped working 3 hours ago and that was
> already late.
>
> I reacted quite negatively to the attempt to restructure the unittest
> .dts file in the original patch. Now after walking around the problem
> space a bit, and reviewing the ugly things that unittest.c does, and
> coming up with the approach of sed to copy and modify the two base
> .dts files, I think I finally have my head wrapped around an easier
> and cleaner approach than sed.
>
> I'll describe it for just one of the two base files, but the same
> concept would apply to the other. Don't take my file names as
> good suggestions, I am avoiding using the brain power to come up
> with good names at the moment.
>
> 1) rename overlay_base.dts to overlay_base.dtsi
>
> 2) remove "/dtgs-v1/" and "/plugin/:" from overlay_base.dtsi
>
> 3) create a new overlay_base.dts:
> // SPDX-License-Identifier: GPL-2.0
> /dts-v1/;
> /plugin/;
> #include overlay_base_dtsi
"overlay_base" is a terrible name - it's not clear if it's supposed to
be a base tree or an overlay. I'm still not seeing any reasonable
use for the plugin version either, fwiw.
>
> 4) create a new file overlay_base_static.dts:
> // SPDX-License-Identifier: GPL-2.0
> /dts-v1/;
> #include overlay_base_dtsi
>
> 5) then use overlay_base_static.dtb as the base blob for ftdoverlay
> applying overlay.dtb
>
> Untested, hand typed, hopefully no typos.
>
> -Frank
>
> >
> > Thanks for your feedback Frank.
> >
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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