[U-Boot] [PATCH v6] arm: support Thumb-1 with CONFIG_SYS_THUMB_BUILD

Stefan Roese sr at denx.de
Sat Sep 12 09:34:04 CEST 2015


Hi Albert,
No real change. Only rebased since v5 did not apply for me. Feel free to
pick up any version you prefer.
Thanks,
Stefan

Am 12.09.2015 9:21 vorm. schrieb "Albert ARIBAUD" <albert.u.boot at aribaud.net
>:
>
> Hello Stefan,
>
> On Wed,  2 Sep 2015 11:06:40 +0200, Stefan Roese <sr at denx.de> wrote:
> > From: Albert ARIBAUD <albert.u.boot at aribaud.net>
> >
> > When building a Thumb-1-only target with CONFIG_SYS_THUMB_BUILD,
> > some files fail to build, most of the time because they include
> > mcr instructions, which only exist for Thumb-2.
> >
> > This patch introduces a Kconfig option CONFIG_THUMB2 and uses
> > it to select between Thumb-2 and ARM mode for the aforementioned
> > files.
> >
> > Signed-off-by: Albert ARIBAUD <albert.u.boot at aribaud.net>
> > Signed-off-by: Stefan Roese <sr at denx.de
> > ---
> > This patch is necessary for the SPEAr600 x600 U-Boot port to
> > fit into the onboard NOR flash again. Reducing the size by about
> > 200KiB. So, if nothing is really missing here, then please
> > let's apply it after the v2015.10 release.
> >
> > Thanks,
> > Stefan
>
> Did you change anything from v5 of this patch? Otherwise, I would
> prefer to apply the whole series.
>
> Amicalement,
> --
> Albert.
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