Jesse is corerect, the 576 HW only supports the timestamping of 1588 idenetifed packets. The 575 HW does not support tinestamping at all.
Cheers, John ----------------------------------------------------------- "...that your people will judge you on what you can build, not what you destroy.", B. Obama, 2009 >-----Original Message----- >From: Brandeburg, Jesse [mailto:[email protected]] >Sent: Monday, December 07, 2009 9:24 AM >To: Ali Gholami Rudi; [email protected] >Subject: Re: [E1000-devel] HWTSTAMP_FILTER_ALL for igb > >I believe that behavior is expected, 82575/576 don't support >timestamp all as I recall. > >-----Original Message----- >From: Ali Gholami Rudi [mailto:[email protected]] >Sent: Wednesday, November 11, 2009 9:52 AM >To: [email protected] >Subject: [E1000-devel] HWTSTAMP_FILTER_ALL for igb > >Hi, > >I tried HWTSTAMP_FILTER_ALL in SIOCSHWTSTAMP ioctl on an igb card. >AFAICS, igb should timestamp all incoming packets after this >ioctl() but >only PTP packets are timestamped. I checked the value of staterr & >E1000_RXD_STAT_TS in igb_clean_rx_irq_adv() and this bit seems >to be set >only for PTP packets after the ioctl(). > >Can anyone confirm this behavior? > >Thanks, >Ali > > >--------------------------------------------------------------- >--------------- >Join us December 9, 2009 for the Red Hat Virtual Experience, >a free event focused on virtualization and cloud computing. >Attend in-depth sessions from your desk. Your couch. Anywhere. >http://p.sf.net/sfu/redhat-sfdev2dev >_______________________________________________ >E1000-devel mailing list >[email protected] >https://lists.sourceforge.net/lists/listinfo/e1000-devel > ------------------------------------------------------------------------------ Join us December 9, 2009 for the Red Hat Virtual Experience, a free event focused on virtualization and cloud computing. Attend in-depth sessions from your desk. Your couch. Anywhere. http://p.sf.net/sfu/redhat-sfdev2dev _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel
