From: Josh Boyer <jwboyer@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH] Fix linker scripts: add NOLOAD atribute to .bss/.sbss sections
Date: Fri, 7 Dec 2007 07:28:15 -0600 [thread overview]
Message-ID: <20071207072815.4be2a59c@weaponx> (raw)
In-Reply-To: <1197026214-31034-1-git-send-email-wd@denx.de>
On Fri, 7 Dec 2007 12:16:54 +0100
Wolfgang Denk <wd@denx.de> wrote:
> With recent toolchain versions, some boards would not build because
> or errors like this one (here for ocotea board when building with
> ELDK 4.2):
> ppc_4xx-ld: section .bootpg [fffff000 -> fffff23b] overlaps section .bss [fffee900 -> fffff8ab]
>
> For many boards, the .bss section is big enough that it wraps around
> at the end of the address space (0xFFFFFFFF), so the problem will not
> be visible unless you use a 64 bit tool chain for development. On
> some boards however, changes to the code size (due to different
> optimizations) we bail out with section overlaps like above.
>
> The fix is to add the NOLOAD attribute to the .bss and .sbss
> sections, telling the linker that .bss does not consume any space in
> the image.
YAY! I've been having to work around this for a while now. Looking
forward to trying it out.
josh
next prev parent reply other threads:[~2007-12-07 13:28 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-07 11:16 [U-Boot-Users] [PATCH] Fix linker scripts: add NOLOAD atribute to .bss/.sbss sections Wolfgang Denk
2007-12-07 13:28 ` Josh Boyer [this message]
2007-12-11 22:50 ` brino
2007-12-12 11:17 ` Clemens Koller
2007-12-12 11:32 ` [U-Boot-Users] fixed: " Clemens Koller
2008-01-12 19:34 ` [U-Boot-Users] " Wolfgang Denk
2008-01-13 13:59 ` Stefan Roese
2008-02-03 23:32 ` [U-Boot-Users] [PPC] PLEASE READ - was: " Wolfgang Denk
2008-02-04 10:37 ` Stefan Roese
2008-02-04 16:56 ` Scott Wood
2008-02-04 19:14 ` Wolfgang Denk
2008-02-04 19:17 ` Scott Wood
2008-02-14 22:19 ` Wolfgang Denk
2008-02-15 18:18 ` Joakim Tjernlund
2008-02-06 9:59 ` Joakim Tjernlund
2008-02-06 22:11 ` Wolfgang Denk
2008-02-07 0:20 ` Joakim Tjernlund
2008-02-07 16:13 ` Wolfgang Denk
2008-02-04 17:40 ` Timur Tabi
2008-02-04 19:16 ` Wolfgang Denk
2008-02-04 19:24 ` Timur Tabi
2008-02-04 20:36 ` Wolfgang Denk
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