sysmo-bts
/
meta-sysmocom-bsp
9
1
Fork 0
Code Issues Pull Requests Releases Activity

ntp: update the configuration to use GPS and PPS 

The NTPd/GPSd SHM interface does not seem to work. Instead use the
native GPSd refclock (46) and configure it with the measured offset.

Signed-off-by: Jan Luebbe <jluebbe@debian.org>
This commit is contained in:
Jan Luebbe 2015-07-19 20:40:02 +02:00
parent 76a6dc238d
commit 9246433eb9
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
recipes-bsp/ntp/files/sysmocom-odu/ntp.conf
View File

@ -3,6 +3,10 @@
# machine - it records the machine specific clock error
driftfile /etc/ntp.drift
# allow a larger distance between serial and PPS
# mindist is in seconds
tos mindist 0.250
# This obtains a random server which will be close
# (in IP terms) to the machine. Add other servers
# as required, or change this.
@ -14,11 +18,11 @@ server 127.127.1.0
fudge 127.127.1.0 stratum 14
# GPSD interface for NMEA based time
server 127.127.28.0
fudge 127.127.28.0 refid GPS
server 127.127.46.0 minpoll 4 prefer
fudge 127.127.46.0 refid GPS stratum 1 time2 0.720
# PPS interface to kernel
server 127.127.22.0
server 127.127.22.0 minpoll 4
fudge 127.127.22.0 refid PPS
# Defining a default security setting, allowing queries but declining