RE: [virtio-dev] [PATCH v2] virtio-tee: Reserve device ID 46 for TEE device

[Parav Pandit <parav@nvidia.com>]

> From: virtio-dev@lists.oasis-open.org <virtio-dev@lists.oasis-open.org> On
> Behalf Of jeshwank
> Sent: Monday, September 25, 2023 4:47 PM
> To: virtio-dev@lists.oasis-open.org

I notice this repeated occurs error of choosing the mailing list as virtio-dev for spec work.
I will fix the OASIS document references.

In the meant time, the mailing list should be virtio-comment@lists... For this patch.


> 
> In a virtual environment, an application running in guest VM may want to
> delegate security sensitive tasks to a Trusted Application (TA) running within a
> Trusted Execution Environment (TEE). A TEE is a trusted OS running in some
> secure environment, for example, TrustZone on ARM CPUs, or a separate secure
> co-processor etc.
> 
> A virtual TEE device emulates a TEE within a guest VM. Such a virtual TEE device
> supports multiple operations such as:
> 
> VIRTIO_TEE_CMD_OPEN_DEVICE â Open a communication channel with virtio
>                              TEE device.
> VIRTIO_TEE_CMD_CLOSE_DEVICE â Close communication channel with virtio
>                               TEE device.
> VIRTIO_TEE_CMD_GET_VERSION â Get version of virtio TEE.
> VIRTIO_TEE_CMD_OPEN_SESSION â Open a session to communicate with
>                               trusted application running in TEE.
> VIRTIO_TEE_CMD_CLOSE_SESSION â Close a session to end communication
>                                with trusted application running in TEE.
> VIRTIO_TEE_CMD_INVOKE_FUNC â Invoke a command or function in trusted
>                              application running in TEE.
> VIRTIO_TEE_CMD_CANCEL_REQ â Cancel an ongoing command within TEE.
> 
> We would like to reserve device ID 46 for Virtio-TEE device.
> 
> Signed-off-by: Jeshwanth Kumar <jeshwanthkumar.nk@amd.com>
Reviewed-by: Parav Pandit <parav@nvidia.com>

> ---
>  content.tex | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/content.tex b/content.tex
> index 0a62dce..644aa4a 100644
> --- a/content.tex
> +++ b/content.tex
> @@ -739,6 +739,8 @@ \chapter{Device Types}\label{sec:Device Types}  \hline
>  45         &   SPI master \\
>  \hline
> +46         &   TEE device \\
> +\hline
>  \end{tabular}
> 
>  Some of the devices above are unspecified by this document,
> --
> 2.25.1
> 
> 
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