Re: [Linuxptp-users] Antwort: Re: Antwort: Re: Antwort: Re: Re: PPS to Linux PTP offset/delay?

2019-07-02 Thread Miroslav Lichvar
On Tue, Jul 02, 2019 at 02:19:04PM +0200, Armin HAMAR wrote: > So it's also the cable that needs to be compensated? Only when calculating the timestamping corrections. If you have 938ns over 3m cable, that should be about 923ns over 0m cable. > Will be a lot of tweaking does somebody know how in

[Linuxptp-users] Antwort: Re: Antwort: Re: Antwort: Re: Re: PPS to Linux PTP offset/delay?

2019-07-02 Thread Armin HAMAR
So it's also the cable that needs to be compensated? Didn't think of that tought it would get that somehow throught the timestamp Thanks anyways now we need to find the correct offset off the FEC to get it to sub 100ns delay. Will be a lot of tweaking does somebody know how intel got those offs