Re: [Linuxptp-users] time stamping

[Richard C. <ric...@gm...>]

On Fri, Jul 19, 2013 at 04:29:07PM +0100, Milutin Aksic wrote:
> Ok, when I do the command: ptp4l -i eth1 -p /dev/ptp0 -m 
> I get the following:
> 
> ptp4l[468.371]: selected /dev/ptp0 as PTP clock
> ptp4l[468.372]: failed to read out the clock frequency adjustment: Operation not supported
> ptp4l[468.372]: port 1: get_ts_info not supported
> ptp4l[468.372]: driver changed our HWTSTAMP options
> ptp4l[468.372]: tx_type   1 not 1
> ptp4l[468.372]: rx_filter 1 not 12
> ptp4l[468.372]: port 1: INITIALIZING to LISTENING on INITIALIZE
> ptp4l[468.373]: port 0: INITIALIZING to LISTENING on INITIALIZE
> ptp4l[474.372]: port 1: LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES

This looks okay.

> and 2nd line I supose is not the problem (failed to read out the
> clock frequency adjustment). But what I should do next to get the
> time stamp times of packets?

What do you mean? The program appears to be working correctly,
including getting time stamps (otherwise you would see an error
message).

Thanks,
Richard