[PATCH v7] fdt: Allow the devicetree to come from a bloblist

[Tom Rini]

On Tue, Jan 23, 2024 at 11:27:57AM +0000, Conor Dooley wrote:
> On Mon, Jan 22, 2024 at 06:55:01PM +0000, Conor Dooley wrote:
> > On Mon, Jan 22, 2024 at 01:47:17PM -0500, Tom Rini wrote:
> > > On Mon, Jan 22, 2024 at 06:36:31PM +0000, Conor Dooley wrote:
> > > > Hey,
> > > > 
> > > > On Tue, Jan 16, 2024 at 01:48:06PM +0000, Conor Dooley wrote:
> > > > > Yo,
> > > > > 
> > > > > On Wed, Jan 03, 2024 at 06:49:19PM -0700, Simon Glass wrote:
> > > > > > Standard passage provides for a bloblist to be passed from one firmware
> > > > > > phase to the next. That can be used to pass the devicetree along as well.
> > > > > > Add an option to support this.
> > > > > > 
> > > > > > Tests for this will be added as part of the Universal Payload work.
> > > > > > 
> > > > > > Signed-off-by: Simon Glass <sjg at chromium.org>
> > > > > 
> > > > > Since this was merged into master, U-Boot is no longer booting on my
> > > > > icicle kit (At least that's what my bisection tells me). This is a
> > > > > RISC-V board and U-Boot for it is built from
> > > > > microchip_mpfs_icicle_defconfig.
> > > > > 
> > > > > There's zero output on the console from U-Boot at all, the last thing
> > > > > that I see is OpenSBI before things grind to a halt.
> > > > 
> > > > Just wondering if there's anything I can do to help this one along?
> > > > Got a red CI complaining at me every morning about it :|
> > > 
> > > Well, can you please look in to what part of this is causing the
> > > failure? I don't really see what would have changed on
> > > microchip_mpfs_icicle_defconfig from this as BLOBLIST isn't set before
> > > nor after this change.
> > 
> > Sure. I'll try to look into it more tomorrow.
> 
> I gave it a try, it seems to be the FDTSRC_BLOBLIST additions that kill
> it, not the actual code in fdtdec_setup().

Well that's very unexpected. Can you see what boundary we're crossing or
whatever has overflowed now or something on your platform?

-- 
Tom
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