From: Mika Westerberg
Date: Mon, 25 Sep 2017 14:07:28 +0300
> +struct icm_fr_event_xdomain_connected {
> + struct icm_pkg_header hdr;
> + u16 reserved;
> + u16 link_info;
> + uuid_t remote_uuid;
> + uuid_t local_uuid;
> + u32 local_route_hi;
> + u32 local_route_lo;
> +
When two hosts are connected over a Thunderbolt cable, there is a
protocol they can use to communicate capabilities supported by the host.
The discovery protocol uses automatically configured control channel
(ring 0) and is build on top of request/response transactions using
special XDomain primiti