[U-Boot] [PATCH v3 01/11] ARM: PSCI: change PSCI function IDs base and offsets

Chen-Yu Tsai wens at csie.org
Wed May 18 11:19:25 CEST 2016


Hi,

On Wed, May 18, 2016 at 5:10 PM,  <macro.wave.z at gmail.com> wrote:
> From: Wang Dongsheng <dongsheng.wang at nxp.com>
>
> According to PSCI specification v1.0, the PSCI functions should start from
> 0x84000000 for SMC32, this patch changes this base value as well as other
> function offset values.

I think you should squash this into the PSCI v1.0 skeleton patch. Otherwise
between these 2 patches, we get a function ID and version mismatch?

ChenYu

>
> Signed-off-by: Wang Dongsheng <dongsheng.wang at nxp.com>
> Signed-off-by: Hongbo Zhang <hongbo.zhang at nxp.com>
> ---
>  arch/arm/include/asm/psci.h | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h
> index 128a606..a4a19e3 100644
> --- a/arch/arm/include/asm/psci.h
> +++ b/arch/arm/include/asm/psci.h
> @@ -19,13 +19,13 @@
>  #define __ARM_PSCI_H__
>
>  /* PSCI interface */
> -#define ARM_PSCI_FN_BASE               0x95c1ba5e
> +#define ARM_PSCI_FN_BASE               0x84000000
>  #define ARM_PSCI_FN(n)                 (ARM_PSCI_FN_BASE + (n))
>
> -#define ARM_PSCI_FN_CPU_SUSPEND                ARM_PSCI_FN(0)
> -#define ARM_PSCI_FN_CPU_OFF            ARM_PSCI_FN(1)
> -#define ARM_PSCI_FN_CPU_ON             ARM_PSCI_FN(2)
> -#define ARM_PSCI_FN_MIGRATE            ARM_PSCI_FN(3)
> +#define ARM_PSCI_FN_CPU_SUSPEND                ARM_PSCI_FN(1)
> +#define ARM_PSCI_FN_CPU_OFF            ARM_PSCI_FN(2)
> +#define ARM_PSCI_FN_CPU_ON             ARM_PSCI_FN(3)
> +#define ARM_PSCI_FN_MIGRATE            ARM_PSCI_FN(5)
>
>  #define ARM_PSCI_RET_SUCCESS           0
>  #define ARM_PSCI_RET_NI                        (-1)
> --
> 2.1.4
>


More information about the U-Boot mailing list