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authorJohn Klug <john.klug@multitech.com>2017-02-01 15:03:14 -0600
committerJohn Klug <john.klug@multitech.com>2017-02-01 15:03:14 -0600
commitb22e0e723285d41617c1fea5b72828b4de0e6074 (patch)
treec2b89e0cfc10c6bfebc6dbef8292570945cad301 /recipes-support/ntp
parent70bc629b902f50f1c16d366056440519e6ed2cca (diff)
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Set the GPS messages and PPS signals to true
Diffstat (limited to 'recipes-support/ntp')
-rw-r--r--recipes-support/ntp/files/logtime.patch79
-rw-r--r--recipes-support/ntp/files/ntp.conf.patch4
-rw-r--r--recipes-support/ntp/ntp_4.2.6p5.bbappend1
3 files changed, 82 insertions, 2 deletions
diff --git a/recipes-support/ntp/files/logtime.patch b/recipes-support/ntp/files/logtime.patch
new file mode 100644
index 0000000..6b104ce
--- /dev/null
+++ b/recipes-support/ntp/files/logtime.patch
@@ -0,0 +1,79 @@
+ Create a test to log time since boot MONOTONIC_RAW or uptime
+ and the REALTIME clock (UTC)
+ Not real sure how the build should work. To build logtime
+ do bitbake -c devshell ntp
+ Then cd clockstuff, and to:
+ make logtime
+==============================================================
+diff -Naur old/clockstuff/logtime.c new/clockstuff/logtime.c
+--- old/clockstuff/logtime.c 1969-12-31 18:00:00.000000000 -0600
++++ new/clockstuff/logtime.c 2017-01-27 16:55:46.420307603 -0600
+@@ -0,0 +1,44 @@
++#include <time.h>
++#include <stdio.h>
++#include <unistd.h>
++#include <stdarg.h>
++#include <syslog.h>
++/*
++ * Generate a log messages 4 times per second
++ * to verify leap second. The CLOCK_MONOTONIC_RAW
++ * is the time since boot unaffected by adjustments.
++ *
++ * CLOCK_REALTIME is the UTC clock, which is affected
++ * by leap seconds.
++ *
++ * Program does not exit.
++ *
++ */
++main()
++{
++ openlog("CTST",0,LOG_LOCAL2);
++ while(1) {
++ struct timespec ts,unused,ep;
++ if (clock_gettime(CLOCK_MONOTONIC,&ts) == 0) {
++
++ if(ts.tv_nsec < 750000000)
++ ts.tv_nsec += 250000000;
++ else {
++ ts.tv_nsec -= 750000000;
++ ts.tv_sec += 1;
++ }
++ clock_nanosleep(CLOCK_MONOTONIC,TIMER_ABSTIME,&ts,&unused);
++ clock_gettime(CLOCK_MONOTONIC_RAW,&ts);
++ ts.tv_nsec /= 1000000;
++ clock_gettime(CLOCK_REALTIME,&ep);
++ ep.tv_nsec /= 1000000;
++ syslog(LOG_NOTICE,"epoch: %lu.%3.3ld boot: %lu.%3.3ld",
++ ep.tv_sec,ep.tv_nsec,
++ ts.tv_sec,ts.tv_nsec);
++
++ }
++
++
++ }
++
++}
+diff -Naur old/clockstuff/Makefile.am new/clockstuff/Makefile.am
+--- old/clockstuff/Makefile.am 2017-01-27 16:50:58.929973639 -0600
++++ new/clockstuff/Makefile.am 2017-01-27 16:53:22.625139584 -0600
+@@ -1,7 +1,7 @@
+ #AUTOMAKE_OPTIONS = ../ansi2knr no-dependencies
+ AUTOMAKE_OPTIONS =
+-noinst_PROGRAMS = @PROPDELAY@ @CHUTEST@ @CLKTEST@
+-EXTRA_PROGRAMS = propdelay chutest clktest
++noinst_PROGRAMS = @PROPDELAY@ @CHUTEST@ @CLKTEST@ @LOGTIME@
++EXTRA_PROGRAMS = propdelay chutest clktest logtime
+
+ INCLUDES = -I$(top_srcdir)/include
+ # We need -lm (and perhaps $(COMPAT) for propdelay, -lntp for {chu,clk}test
+diff -Naur old/configure.ac new/configure.ac
+--- old/configure.ac 2017-01-27 17:59:46.940532782 -0600
++++ new/configure.ac 2017-01-27 17:55:26.626841232 -0600
+@@ -4115,6 +4115,7 @@
+ AC_SUBST([PROPDELAY]) dnl Set to "propdelay"
+ AC_SUBST([CHUTEST]) dnl Set to "chutest"
+ AC_SUBST([CLKTEST]) dnl Set to "clktest"
++AC_SUBST([LOGTIME]) dnl Set to "logtime"
+
+ AC_SUBST([MAKE_ADJTIMED])
+ AC_MSG_CHECKING([if we want HP-UX adjtimed support])
diff --git a/recipes-support/ntp/files/ntp.conf.patch b/recipes-support/ntp/files/ntp.conf.patch
index 2fd26ef..dbb7fb8 100644
--- a/recipes-support/ntp/files/ntp.conf.patch
+++ b/recipes-support/ntp/files/ntp.conf.patch
@@ -36,11 +36,11 @@ diff -Naur old/ntp.conf new/ntp.conf
+
+# GPS Serial data reference (NTP0)
+# This sets the GPS 50 milliseconds slower than the PPS.
-+server 127.127.28.0
++server 127.127.28.0 true
+fudge 127.127.28.0 time1 0.050 refid GPS
+
+# GPS PPS reference (NTP2)
-+server 127.127.28.2 prefer
++server 127.127.28.2 prefer true
+fudge 127.127.28.2 time1 0.000 refid PPS
+
# Using local hardware clock as fallback
diff --git a/recipes-support/ntp/ntp_4.2.6p5.bbappend b/recipes-support/ntp/ntp_4.2.6p5.bbappend
index bfc716a..a72f7bd 100644
--- a/recipes-support/ntp/ntp_4.2.6p5.bbappend
+++ b/recipes-support/ntp/ntp_4.2.6p5.bbappend
@@ -3,6 +3,7 @@ PR .= ".mlinux2"
SRC_URI += " file://ntpd-init.patch;patchdir=.. \
file://ntp.conf.patch;patchdir=.. \
file://ntpd-default \
+ file://logtime.patch \
"
FILESEXTRAPATHS_prepend := "${THISDIR}/files"