Messages in this thread | | | Date | Mon, 19 Mar 2018 14:10:09 +0100 | From | Antoine Tenart <> | Subject | Re: [PATCH net-next 02/10] net: phy: phylink: allow 10GKR interface to use in-band negotiation |
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Hi Andrew,
On Mon, Mar 19, 2018 at 01:59:53PM +0100, Andrew Lunn wrote: > > If they don't have PHYs, how are the connected to the outside world?
On 7k/8k you have the following scheme for 10G only interfaces:
MAC -- Comphy -- PHY -- SFP cage -- ...
Or
MAC -- Comphy -- SFP cage -- ...
The comphy provides serdes lanes, and can be configured in various modes (SGMII, 2500SGMII, 10GKR...).
Antoine
-- Antoine Ténart, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com
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