Re: [ECOS] powerpc eabi installation and compilation

[Jonathan Larmour <jifl at eCosCentric dot com>]

Matthieu.GIRARDIN@fr.thalesgroup.com wrote:
> Thanks a lot Andrew and Nick for your help.
>
> As you suggested me, I created a new directory (a "clean" one) and I have no
> problem any more. But I didn't succeed in compiling my application which had
> no problem under Linux Synthetic Target (i386-elf-gcc)...
>
> I think I forgot a option in my compilation line or maybe I have an error in
> my installation but I don't see why.
>
> Just under, you can see what I did with some comments... It's a good way to
> summarize my installation and my compilation line.
>
> My problems during compilation are at the end. If you can translate, explain
> it to me, it would be great. Thanks


> ---- Debut compilation ----
> test_main.c: In function `init_mf_lgb_radio':
> test_main.c:297: warning: extern declaration of `cyg_error_get_errno_p'
> doesn't match global one
> /opt/ecos.ppc/gnutools/powerpc-eabi/bin/../lib/gcc-lib/powerpc-eabi/3.2.1/..
> /../../../powerpc-eabi/bin/ld: warning: no memory region specified for
> section `.eh_frame'
> /opt/ecos.ppc/gnutools/powerpc-eabi/bin/../lib/gcc-lib/powerpc-eabi/3.2.1/..
> /../../../powerpc-eabi/bin/ld: section .eh_frame [00003200 -> 0000336f]
> overlaps section .text [00003200 -> 00027c67]
> collect2: ld returned 1 exit status
> Compilation OTR ECOS PPC pour noyau restreint terminé.
> ----- Fin compilation -----

This is something that was fixed between 2.0b1 (the version you are using) 
and the final 2.0. You can check out the 2.0 sources from CVS, or just the 
current "trunk" CVS and use that. Or you can install 2.0 properly from 
http://ecos.sourceware.org/getstart.html

Jifl
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