[U-Boot] [PATCH v4 3/4] kirkwood: support CONFIG_SYS_THUMB_BUILD
Albert ARIBAUD
albert.u.boot at aribaud.net
Mon Jul 6 13:49:06 CEST 2015
On Sun, 5 Jul 2015 17:13:46 +0200, Albert ARIBAUD <albert.u.boot at aribaud.net> wrote:
> Kirkwood files cpu.c and cache.c cannot build in Thumb state;
> force them in ARM state even under CONFIG_SYS_THUMB_BUILD.
>
> Signed-off-by: Albert ARIBAUD <albert.u.boot at aribaud.net>
> ---
>
> Changes in v4: None
> New in v3
>
> arch/arm/mach-kirkwood/Makefile | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile
> index df4756e..5abcf70 100644
> --- a/arch/arm/mach-kirkwood/Makefile
> +++ b/arch/arm/mach-kirkwood/Makefile
> @@ -9,3 +9,9 @@
> obj-y = cpu.o
> obj-y += cache.o
> obj-y += mpp.o
> +
> +# cpu.o and cache.o contain CP15 instructions which cannot be run in
> +# Thumb state, so build them for ARM state even with CONFIG_SYS_THUMB_BUILD
> +
> +CFLAGS_cpu.o := -marm
> +CFLAGS_cache.o := -marm
> --
> 2.1.0
>
Applied to u-boot-arm/master.
Amicalement,
--
Albert.
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