[PATCH] schemas: Add schema for firmware logs

Simon Glass sjg at chromium.org
Mon Feb 6 22:25:20 CET 2023


Hi Rob,

On Mon, 6 Feb 2023 at 10:15, Rob Herring <robh at kernel.org> wrote:
>
> On Sat, Feb 4, 2023 at 6:04 AM Simon Glass <sjg at chromium.org> wrote:
> >
> > Hi Peter,
> >
> > On Sat, 4 Feb 2023 at 02:36, Peter Robinson <pbrobinson at gmail.com> wrote:
> > >
> > > Hi Simon,
> > >
> > > Does it make sense to devise something that is compatible with the
> > > kernel's pstore [1] mechanism?
> >
> > Possibly...can you please be a little more specific?
>
> Peter is talking about the same thing I suggested on IRC.
>
> pstore == ramoops

Oh, I only looked at the DT binding as I thought that was what you
were talking about on irc.

For pstore, isn't the point that Linux wants to save stuff to allow
debugging or collection on reboot? What does that have to do with
console logs from firmware? That seems like a different thing. Or are
you suggesting that we add a pstore driver into U-Boot? It is quite a
lot of code, including compression, etc. It might be easier for Linux
to write the data into pstore when it starts up?

I'm really just looking for more specific ideas as to what you are suggesting.

Regards,
Simon


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