On 02/01/19 22:31, Guillaume GARDET wrote:
> Building peach-pi smdk5420 and peach-pit with thumb mode for SPL
> ends-up in the following error:
>
> Error: Thumb encoding does not support an immediate here -- `msr
> cpsr_c,#0x13|0xC0'
>
> Use an intermediate register to be able to use thumb for exynos5 SPL.
>
>
> Signed-off-by: Guillaume GARDET <guillaume.gar...@free.fr>
>
> Cc: Albert Aribaud <albert.u.b...@aribaud.net>
> Cc: Minkyu Kang <mk7.k...@samsung.com>
> Cc: Tom Rini <tr...@konsulko.com>
>
> ---
> arch/arm/mach-exynos/include/mach/system.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-exynos/include/mach/system.h
> b/arch/arm/mach-exynos/include/mach/system.h
> index 4837781957..81fa9800b4 100644
> --- a/arch/arm/mach-exynos/include/mach/system.h
> +++ b/arch/arm/mach-exynos/include/mach/system.h
> @@ -58,7 +58,8 @@ struct exynos5_sysreg {
> /* Move 0xd3 value to CPSR register to enable SVC mode */
> #define svc32_mode_en() __asm__ __volatile__ \
> ("@ I&F disable, Mode: 0x13 - SVC\n\t" \
> - "msr cpsr_c, #0x13|0xC0\n\t" : : )
> + "mov r0, #0x13|0xC0\n\t" \
> + "msr cpsr_c, r0\n\t" : : )
>
> /* Set program counter with the given value */
> #define set_pc(x) __asm__ __volatile__ ("mov pc, %0\n\t" : : "r"(x))
>
applied to u-boot-samsung.
Thanks,
Minkyu Kang.
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