Re: [Linuxptp-users] Need help debugging failed clock synchronization

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

On Wed, Mar 16, 2016 at 01:45:00PM -0700, John Hubbard wrote:
> If possible it would be really nice to get the HW time-stamping working on
> this system.  I can move to another system if needed but getting this
> working would help me in the short term.

The best advice I know, would be to take the testptp program (from
linux/Documentation/ptp) and verify whether the HW clock is behaving
or not.  For example, set time, get time, get time in loop, set a
frequency offset and compare interval with system time, etc.


Thanks,
Richard