Re: [edk2-devel] [PATCH v3 01/13] ArmPkg/IndustryStandard: Add barebones FF-A header

["Ard Biesheuvel" <ardb@kernel.org>]

On Fri, 15 Jan 2021 at 07:14, Sughosh Ganu <sughosh.ganu@linaro.org> wrote:
>
> From: Achin Gupta <achin.gupta@arm.com>
>
> This patch adds a rudimentary header file with defines for FF-A ABIs
> that will be used as the transport between S-EL0 and the SPM
>
> Signed-off-by: Achin Gupta <achin.gupta@arm.com>
> Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>

Reviewed-by: Ard Biesheuvel <ardb@kernel.org>

> ---
>
> Changes since V2: None
>
>  ArmPkg/Include/IndustryStandard/ArmFfaSvc.h | 23 ++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>
> diff --git a/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h b/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
> new file mode 100644
> index 0000000000..1eadf48ab5
> --- /dev/null
> +++ b/ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
> @@ -0,0 +1,23 @@
> +/** @file
> +  Header file for FF-A ABI's that will be used for
> +  communication between S-EL0 and the Secure Partition
> +  Manager(SPM)
> +
> +  Copyright (c) 2020, ARM Limited. All rights reserved.
> +
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +  @par Revision Reference:
> +    - FF-A Version 1.0
> +
> +
> +**/
> +
> +#ifndef ARM_FFA_SVC_H_
> +#define ARM_FFA_SVC_H_
> +
> +#define ARM_SVC_ID_FFA_VERSION_AARCH32                  0x84000063
> +#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_REQ_AARCH64      0xC400006F
> +#define ARM_SVC_ID_FFA_MSG_SEND_DIRECT_RESP_AARCH64     0xC4000070
> +
> +#endif // ARM_FFA_SVC_H_
> --
> 2.17.1
>
>
>
> 
>
>