[U-Boot-Users] U-Boot-NG ?

Sascha Hauer
2007-07-02T21:56:49Z

On Mon, Jul 02, 2007 at 10:37:26PM +0200, Carsten Schlote wrote:
> Hi Sascha,
>
> Am Montag, den 02.07.2007, 21:26 +0200 schrieb Sascha Hauer:
>
> > I'm too using ld-2.17:
> > GNU ld (GNU Binutils for Debian) 2.17.50.20070426
> Here (debian/etch):
> GNU ld version 2.17 Debian GNU/Linux
>
> Maybe one of your patch levels introduced CONSTANT as glue to support
> different pagesizes with the same linker script?
>
> > gcc version is 4.1.2.
> Here:
> gcc version 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)
>
> > with 'ld --verbose'. Maybe a diff between yours and the one used in
> > U-Boot can give some light?
>
> > ld --verbose
> ...
> . = ALIGN (0x1000) - ((0x1000 - .) & (0x1000 - 1)); . =
> DATA_SEGMENT_ALIGN (0x1000, 0x1000);
> ...
>
> This is the line causing the problem. As you can see, my ld uses
> hardwired constants, not CONSTANT(...).
>
> As CONSTANT() is not documented on the sourceware.org/binutils pages I
> presume it's a non-mainstream extension.
>
> Maybe we can distinguish between ia64 and i386 targets and set defines
> appropriately in u-boot.lds.h? Or use only mainstream LD builtins for
> our links scripts.

I first used a linker script from um-linux, but there were some linux
specific things in it, so I switched to the one from ld. On x86-64 the
image size is around 2MB, so maybe the one from the kernel was the
better choice

Regards
Sascha

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