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

["NK, JESHWANTHKUMAR" <jeshwanthkumar.nk@amd.com>]

++virtio-comment@lists.oasis-open.org

On 25-Sep-23 9:08 PM, Parav Pandit wrote:
> > 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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