Intel
®
Ethernet Network Adapter E810-XXVDA4T
User Guide
58 646265-004
NIC2 Linux software stack:
NIC2 configuration:
1. Enable 1PPS in on U.FL2:
# echo 1 2 > /sys/class/net/ens2f0/device/ptp/ptp*/pins/U.FL2
2. Run ts2phc to get time from 1PPS over U.FL2 and ToD from system:
# ts2phc -f config.cfg -s generic -c ens2f0
3. Run ptp4l:
# ptp4l -m -f config.cfg -i ens2f0 -i ens2f1 -i ens2f2 -i ens2f3
4. Monitor PHC time on adapter 2 comparing to system time:
# phc_ctl ens2f0 cmp
Figure 23. Linux Software Stack Overview: NIC2 (with GNSS)
NIC
ptp4l
phc2sys
System Clock
PHC2
Tx/Rx Timestamps
Network
ts2phc
GNSS
Time of Day (through serial port)
1PPS
1PPS
U.FL/SMA
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