On Mon, 14 Dec 2020 at 20:12, Sughosh Ganu via groups.io <sughosh.ganu=
linaro.org@groups.io> wrote:

>
> The following patch series adds support for using the Firmware
> Framework(FF-A) as a transport mechanism for requesting services from
> the Secure Partition Manager(SPM). This is done through a Pcd which
> can be used to enable the FF-A mechanism or to use the earlier used
> SVC calls.
>
>
> Changes since V1:
> Handled review comments from Sami Mujawar
>

Please review these patches along with V3 of the patch series for adding
support for StandaloneMm as an Optee TA[1].

-sughosh

[1] - https://edk2.groups.io/g/devel/message/68951


>
> Achin Gupta (7):
>   ArmPkg/IndustryStandard: Add barebones FF-A header
>   ArmPkg/ArmSvcLib: Return x4-x7 in output parameters
>   StandaloneMmPkg: Use FF-A header file in Standalone MM Core entry
>     point
>   StandaloneMmPkg: Add option to use FF-A calls for communication with
>     SPM
>   StandaloneMmPkg: Use FF-A header file in Standalone MM Arm MMU library
>   StandaloneMmMmuLib: Add option to use FF-A calls to get memory
>     region's permissions
>   StandaloneMmMmuLib: Add option to use FF-A calls to set memory
>     region's permissions
>
> Ilias Apalodimas (2):
>   MdeModulePkg/VariableStandaloneMm: Set PcdFlashNvStorageVariableBase
>     to Pcd
>   StandaloneMmPkg: Allow sending FFA Direct Request message to
>     StandaloneMm
>
> Sughosh Ganu (4):
>   ArmPkg: Introduce support for PcdFfaEnable
>   StandaloneMmPkg: Add macros for SPM version
>   StandaloneMmPkg: Add the SPM version for FF-A
>   StandaloneMmPkg: Add option to use FF-A calls for getting SPM version
>
>  ArmPkg/ArmPkg.dec                             |   6 +
>  .../ArmMmuStandaloneMmLib.inf                 |   3 +
>  .../RuntimeDxe/VariableStandaloneMm.inf       |   6 +-
>  .../StandaloneMmCoreEntryPoint.inf            |   3 +
>  ArmPkg/Include/IndustryStandard/ArmFfaSvc.h   |  44 ++++++
>  ArmPkg/Include/IndustryStandard/ArmMmSvc.h    |   3 +
>  ArmPkg/Include/Library/ArmSvcLib.h            |  10 +-
>  .../AArch64/ArmMmuStandaloneMmLib.c           | 145 +++++++++++++-----
>  .../StandaloneMmCpu/AArch64/EventHandle.c     |   4 +-
>  .../AArch64/StandaloneMmCoreEntryPoint.c      | 130 ++++++++++++----
>  ArmPkg/Library/ArmSvcLib/AArch64/ArmSvc.S     |   4 +-
>  11 files changed, 291 insertions(+), 67 deletions(-)
>  create mode 100644 ArmPkg/Include/IndustryStandard/ArmFfaSvc.h
>
> --
> 2.17.1
>
>
>
>
> 
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