On Fri, Oct 11, 2019 at 07:23:38AM +0000, Y.b. Lu wrote:
> I'm just not familiar how applications use 802.1AS synchronized time.

I don't know of any open source applications using 802.1AS either!

> For physical clock adjustment, I know we have /dev/ptpx device to access for 
> time.
> For free running clock, I can see master_local_rr is used for master/local 
> rate ratio which makes sense for TC to synchronize frequency,
> but for OC/BC/end instance, where to find the synchronized time. Is the 
> TIME_STATUS_NP info enough for applications?

Given master_offset at ingress_time and cumulativeScaledRateOffset,
you can calculate the remote time.

Thanks,
Richard


_______________________________________________
Linuxptp-devel mailing list
Linuxptp-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linuxptp-devel

Reply via email to