> -----Original Message-----
> From: Rob Cornall [mailto:rcorn...@sierrawireless.com]
> Sent: Tuesday, June 05, 2018 9:47 AM
> To: Richard Cochran <richardcoch...@gmail.com>
> Cc: linuxptp-users@lists.sourceforge.net
> Subject: Re: [Linuxptp-users] PTP through a bridge interface
>
> Hi Richard, I really appreciate you answering my questions so quickly.
>
> I attached my logs where I ran a patched version of ptp4l on the GM device (I
> also
> attached this patch), the patch simply binds the socket to br0 and joins the
> multicast group on the br0 interface instead of the eth0 interface supplied
> In the
> command.
> Our routes go through br0 as expected in this situation:
>
> $ ip ro.3
> 224.0.0.0/4 dev br0 scope link
> ...
>
> And our DSA is setup as a 'dumb' switch, all unknown DA frames are flooded out
> all ports.
>
> Also our particular marvell switch does not have the ptp support, we are aware
> that some versions do.
>
> When seeing the slave adjusting its ptp clock this leads me to think
> everything
> works okay with this patch? Is this something that could be added as an
> option to
> ptp4l and merged in the future to support linux sw bridges?
>
> Thanks,
> Rob
I think you really want the bridge to learn that it's underlying devices have
PTP hardware support, and then connect them in a sort of JBOD like setup. I
don't have any idea how hard that would be to do.
Thanks,
Jake
------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, Slashdot.org! http://sdm.link/slashdot
_______________________________________________
Linuxptp-users mailing list
Linuxptp-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linuxptp-users
