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| author | John Klug <john.klug@multitech.com> | 2017-02-03 12:45:28 -0600 |
|---|---|---|
| committer | John Klug <john.klug@multitech.com> | 2017-02-03 12:45:28 -0600 |
| commit | efbee987abfb77ac30d7e482736c53146e685bc5 (patch) | |
| tree | dab01e7cd4d49d2caf1676fc69227973864ea741 /recipes-support/ntp/files/ntpd-init.patch | |
| parent | 966a43ef05d4f2a47535e7db42e5ce53500795a0 (diff) | |
| download | meta-mlinux-efbee987abfb77ac30d7e482736c53146e685bc5.tar.gz meta-mlinux-efbee987abfb77ac30d7e482736c53146e685bc5.tar.bz2 meta-mlinux-efbee987abfb77ac30d7e482736c53146e685bc5.zip | |
Add ntpd -gq to set the clock from the GPS
Diffstat (limited to 'recipes-support/ntp/files/ntpd-init.patch')
| -rw-r--r-- | recipes-support/ntp/files/ntpd-init.patch | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/recipes-support/ntp/files/ntpd-init.patch b/recipes-support/ntp/files/ntpd-init.patch index 9516084..3ff2823 100644 --- a/recipes-support/ntp/files/ntpd-init.patch +++ b/recipes-support/ntp/files/ntpd-init.patch @@ -1,6 +1,6 @@ diff -Naur old/ntpd new/ntpd ---- old/ntpd 2017-02-02 18:00:38.415645575 -0600 -+++ new/ntpd 2017-02-02 19:01:39.766215168 -0600 +--- old/ntpd 2017-02-03 10:11:28.136849640 -0600 ++++ new/ntpd 2017-02-03 10:33:58.537991855 -0600 @@ -1,6 +1,8 @@ -#! /bin/sh +#! /bin/bash @@ -11,7 +11,7 @@ diff -Naur old/ntpd new/ntpd # ntpd init.d script for ntpdc from ntp.isc.org test -x /usr/sbin/ntpd -a -r /etc/ntp.conf || exit 0 -@@ -18,13 +20,32 @@ +@@ -18,13 +20,29 @@ } } startdaemon(){ @@ -26,32 +26,29 @@ diff -Naur old/ntpd new/ntpd + || return 1 + if ((GPSD_REQUIRED == 1)) && [[ -L /dev/gps0 ]] && [[ -f "${GNSSRST}" ]]; then + . /etc/default/gpsd -+ # Could not get ntpd -gq to work with the GPS. -+ # So read the GPS time directly and set the system -+ # clock. + if ((SET_SYSTEM_CLOCK == 1)) && /usr/sbin/gpsd_ubx_settime ; then -+ # System time set by the GPS. ++ # System time set by the GPS. Should be within 2 seconds. ++ # -x option below allows 600 seconds of error. Without -x ++ # we need 128mS accurace, which is not provided by ++ # gpsd_ubx_settime. ++ ntpd -gq + /usr/sbin/start-stop-daemon -N -20 --start -x /usr/sbin/ntpd -- -u ntp:ntp -p /var/run/ntp.pid "$@" + else -+ # Need a GPS fix before startint ntp. ++ # Need a GPS fix before startint ntp. Try again later. + /usr/sbin/start-stop-daemon -b -n z1e9d3qb -N -20 --start -x /bin/bash -- -c "sleep $GPSD_WAIT_TIME;/etc/init.d/ntpd start" + fi + else + if ((SET_SYSTEM_CLOCK == 1)) ; then ++ # Sets the clock and exits. + ntpd -gq + shift + fi -+ -+ # The -g option allows ntpd to step the time to correct it just -+ # once. The daemon will exit if the clock drifts too much after -+ # this. If ntpd seems to disappear after a while assume TICKADJ -+ # above is set to a totally incorrect value. + /usr/sbin/start-stop-daemon -N -20 --start -x /usr/sbin/ntpd -- -u ntp:ntp -p /var/run/ntp.pid "$@" + fi } stopdaemon(){ echo -n "Stopping ntpd: " -@@ -34,24 +55,38 @@ +@@ -34,24 +52,38 @@ case "$1" in start) |