[PATCH v4 0/7] firmware: Add initial support for Arm FF-A

Sudeep Holla sudeep.holla at arm.com
Tue Mar 16 14:34:41 GMT 2021


Hi Jens,

On Fri, Feb 12, 2021 at 03:46:07PM +0000, Sudeep Holla wrote:
> Hi all,
>
> This is very basic implementation for in-kernel support for Arm FF-A
> specification.
>
> Arm Firmware Framework for Armv8-A specification[1] describes a software
> architecture that provides mechanism to utilise the virtualization
> extension to isolate software images and describes interfaces that
> standardize communication between the various software images. This
> includes communication between images in the Secure and Normal world.
>
> The main idea here is to create FFA device to establish any communication
> with a secure partition. This is currently tested with OPTEE(with changes
> to OPTEE driver adding FFA as transport)
>

Since you reviewed the last version, it would be helpful if you provide
Reviewed-by or Tested-by if you happy with this version. I would like to
get this initial version merged for v5.13

--
Regards,
Sudeep



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