From: Albert ARIBAUD <albert.aribaud@free.fr>
To: u-boot@lists.denx.de
Subject: [U-Boot] ARM GLOBAL_DATA_PTR gd issue
Date: Tue, 05 Jan 2010 08:12:02 +0100 [thread overview]
Message-ID: <4B42E642.80203@free.fr> (raw)
In-Reply-To: <64a762f51001042304u45dfb668k9d1b3726a19ea261@mail.gmail.com>
pawan a ?crit :
> Hi,
>
> I'm trying to compile the u-boot for arm-1026 architecture after adding the
> support for a new board. I'm facing the issue in accessing the global data
> "gd" (which is declared in "include/asm-arm/global_data.h" as
> #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd __asm__
> ("r8")
> ).
>
> As per the declaration "gd" is assigned the register "r8", however in the
> generated code this never happens, mostly it is the r6 register that is used
> for it. I checked that the -ffixed-r8 is getting used as a compile option.
> Can somebody point what might be going wrong?
>
> Thanks,
> Pawan
Just to make sure: did you check for -ffixed-r8 in (some of) the
makefiles or by looking at the actual compile command lines applied?
Amicalement,
--
Albert.
prev parent reply other threads:[~2010-01-05 7:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-05 7:04 [U-Boot] ARM GLOBAL_DATA_PTR gd issue pawan
2010-01-05 7:12 ` Albert ARIBAUD [this message]
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