[ELDK] Binutils 2.17 an issue for 2.6.26 kernel?
Steven A. Falco
sfalco at harris.com
Tue Jul 22 15:28:06 CEST 2008
Frank Svendsbøe wrote:
> On Fri, Jul 18, 2008 at 12:14 PM, Wolfgang Denk <wd at denx.de> wrote:
>
>> In message <1ba63b520807180055m49efb86vdf2ff990581eff0 at mail.gmail.com> you wrote:
>>
>>> What is the workaround segher is referring to, and why not just upgrade ELDK
>>> with binutils 2.18?
>>>
>> binutils is a pretty fundamental package - nearly everything else
>> depends on it. Updating binutils includes (at least) a rebuild of
>> *all* cross tools and of *all* target libraries and binaries - in
>> other words: it's a complete new release with all the required
>> testing efforts.
>>
>>
>
> Yes I know. It's *the* building stone.
>
>
>> Such an update will be done eventually, but then probably combined
>> with switching to gcc 4.3.x, and maybe other updates. But as long as
>> there is little community activity and we (DENX) are the only ones to
>> actively drive such a development, you better don't ask me for a
>> release date yet.
>>
>>
>
> I won't ask you for a date, and I'm thankful for all the work DENX has put
> into ELDK and Das U-Boot. But, I'll try to replace 2.17 in ELDK and see how
> it goes for my target (and hopefully provide you with some useful information).
>
> Btw, have you tried crosstool-ng? It seems to be a lot more updated than Dan
> Kegels old crosstool script.
>
> - Frank
>
>
>> Best regards,
>>
>> Wolfgang Denk
>>
>> --
>> DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
>> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
>> Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
>> "If God had wanted us to use the metric system, Jesus would have had
>> 10 apostles."
>>
>>
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According to
http://ozlabs.org/pipermail/linuxppc-dev/2008-July/060350.html :
/binutils < 2.18 has a bug that makes it misbehave when taking an
ELF file with all segments at load address 0 as input. This
happens when running "strip" on vmlinux, because of the AT() magic
in this linker script. People using GCC >= 4.2 won't run into
this problem, because the "build-id" support will put some data
into the "notes" segment (at a non-zero load address)./
Since ELDK-4.2 uses gcc-4.2.2, it looks like we should be fine.
Steve
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