[U-Boot] "arm: keep all sections in ELF file" breaks Arndale

[Tom Rini <trini@ti.com>]

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On 12/17/2013 10:47 AM, Andre Przywara wrote:
> (CCing Inderpal, Chander and Minkyu)
> 
> On 12/17/2013 04:30 PM, Tom Rini wrote:
> On 12/17/2013 10:24 AM, Andre Przywara wrote:
>>>> Hi,
>>>>
>>>> the Arndale board does not work anymore with current master HEAD.
>>>> If I turn on the board, I see exactly nothing.
>>>>
>>>> I bisected it down to:
>>>> 47ed5dd031d7d2c587e6afd386e79ccec1a1b7f7 is the first bad commit
>>>> commit 47ed5dd031d7d2c587e6afd386e79ccec1a1b7f7
>>>> Author: Albert ARIBAUD <albert.u.boot@aribaud.net>
>>>> Date:   Thu Nov 7 14:21:46 2013 +0100
>>>>
>>>>      arm: keep all sections in ELF file
>>>>
>>>> That patch looks like Chinese to me, does one of you have an idea what's
>>>> wrong here?
>>>> Are we missing a section, maybe for the SPL build?
> 
> So on Arndale, what file do you boot exactly?  It sounds like not
> u-boot.img but some tool stripping / modifying u-boot (or
> spl/u-boot-spl) and having relied on certain sections being stripped out
> before being run.
> 
>> Good point. Indeed I boot u-boot-dtb.bin (the SPL is
>> spl/arndale-spl.bin). So the Makefile does:
>> cat u-boot.bin u-boot.dtb >u-boot-dtb.bin
> 
>> I guess the address under which U-boot expects to find the attached dtb
>> changes due to the non-discarding.
> 
>> Does any of the Arndale people have an idea how to fix this?

That's a little confusing as we use objcopy -O binary to make
u-boot.bin/u-boot-spl.bin and that would, I would think, drop these
sections anyhow.  But some checking of binary size with the patch in
question locally reverted would help shed some light here.

- -- 
Tom
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