Re: [PATCH] Add virtio SCMI device specification

[Peter Hilber <peter.hilber@opensynergy.com>]

On 20.02.20 20:37, Peter Hilber wrote:
> This patch proposes a new virtio device for the Arm SCMI protocol.
> 
> The device provides a simple transport for the Arm SCMI protocol[1]. The
> *S*ystem *C*ontroller *M*anagement *I*nterface protocol allows speaking
> to embedded system controllers that allow orchestrating things like
> power management, system state management and sensor access. The SCMI
> protocol is used on SoCs where multiple cores and co-processors need
> access to these resources.
> 
> The virtio transport allows making use of this protocol in virtualized
> embedded systems.
> 
> OpenSynergy has a prototype implementation, and plans to upstream the
> Linux kernel driver.
> 
> The PDF output (with ugly fonts, apologies) is available at [2].
> 
> [1] https://developer.arm.com/docs/den0056/b
> [2] https://share.mailbox.org/ajax/share/0d959c190d5a1c47d18eb2fd5a1c40ad81e8d7897ab9ca1e/1/8/Mjk/MjkvOA

For completeness: Our prototype implementation does not yet
provide the VIRTIO_SCMI_F_P2A_CHANNELS and VIRTIO_SCMI_F_SHARED_MEMORY
features.

Any feedback would be greatly appreciated.