If you use a 2.6.39 or newer kernel 1588 timestamping is enabled in the driver by default when it's enabled in the kernel. Please try a newer kernel. If you can't look to see if you can backport both the kernel and possibly driver changes to your older kernel.
Cheers, John > -----Original Message----- > From: Plank, Stefan [mailto:[email protected]] > Sent: Monday, September 26, 2011 7:38 AM > To: [email protected] > Subject: [E1000-devel] Needing help for igb > > Hello, > > I have studied documentation for IEEE 1588 PTP and Intel 82576 with IGB > driver. > But I don't get HW timestamps in sending PTP packets? > > I am using > linux kernel 2.6.37.6 > igb driver 3.1.16 > > I downloaded a ptpd which works without hw timestamping very well. > When adding hw support nothing happens? > > As described in linux documentation following seems to be > (additionally) necessary: > ioctl(sock, SIOCSHWTSTAMP, &hwtstamp) with HWTSTAMP_TX_ON > setsockopt(sock, SOL_SOCKET, SO_TIMESTAMP, &temp, sizeof(int)) > so_timestamping_flags = SOF_TIMESTAMPING_TX_HARDWARE | > SOF_TIMESTAMPING_RX_HARDWARE | SOF_TIMESTAMPING_SYS_HARDWARE; > setsockopt(sock, SOL_SOCKET, SO_TIMESTAMPING, &so_timestamping_flags, > sizeof(so_timestamping_flags)) > > Can you give me a hint how it works as wanted? > Does the 82576 place the timestamps (only) in ptp packets? > The offset in the packets is not always the same - how is this handled? > > Looking forward to your answer I say thank you. > > Kind regards > Stefan Plank > Development > > Siemens Enterprise Communications GmbH & Co. KG Hofmannstr. 51 80200 > Munich > Tel.: +49 89 7007-32410 > Fax: +49 89 7007-31675 > mailto:[email protected] > > Communication for the open minded > www.siemens-enterprise.de<http://www.siemens-enterprise.de/> > > Siemens Enterprise Communications GmbH & Co. KG; Sitz der Gesellschaft: > München; Registergericht: München, HRA 88546; WEEE-Reg.Nr. DE 27980375; > Persönlich haftende Gesellschafterin: Siemens Enterprise Communications > Management GmbH; Geschäftsführer: Alexander Frick, Thomas Heim, Stefan > Herrlich, Vera Meyer; Vorsitzender des Aufsichtsrates: Mark Stone; Sitz > der Gesellschaft: München; Registergericht: München, HRB 163415 > > Siemens Enterprise Communications GmbH & Co. KG is a Trademark Licensee > of Siemens AG Wichtiger Hinweis: Diese E-Mail und etwaige Anlagen > enthalten firmenvertrauliche Informationen. Sollten Sie diese E-Mail > irrtümlich erhalten haben, benachrichtigen Sie uns bitte durch Antwort- > Mail und löschen Sie diese E-Mail nebst Anlagen von Ihrem System. > Vielen Dank. ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity and more. Splunk takes this data and makes sense of it. Business sense. IT sense. Common sense. http://p.sf.net/sfu/splunk-d2dcopy1 _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
