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authorEric S. Raymond <esr@thyrsus.com>2016-05-07 08:33:00 -0400
committerEric S. Raymond <esr@thyrsus.com>2016-05-07 08:33:49 -0400
commit7f02d3e0228cf0020466938ea57c53a9429ec7a7 (patch)
tree8b2e086dab5b25a240ba32fff4a7a81481dae81c /www
parent731438035a1a7c64820857f44a00807df3e9e437 (diff)
downloadgpsd-7f02d3e0228cf0020466938ea57c53a9429ec7a7.tar.gz
Typo fixes.
Diffstat (limited to 'www')
-rw-r--r--www/gpsd-time-service-howto.txt16
1 files changed, 12 insertions, 4 deletions
diff --git a/www/gpsd-time-service-howto.txt b/www/gpsd-time-service-howto.txt
index 54fbe5ff..2bca9992 100644
--- a/www/gpsd-time-service-howto.txt
+++ b/www/gpsd-time-service-howto.txt
@@ -289,17 +289,25 @@ the normal modular way, this package installation will suffice.
=== Building gpsd ==
-A full gpsd build includes support for interpreting 1PPS pulses that is mostly
+A normal gpsd build includes support for interpreting 1PPS pulses that is mostly
autoconfiguring and requires no special setup.
You can build a version stripped to the mimimum configuration required
-for time service like this:
+for time service. This reduces the size of the binary and may
+
+like this:
-----------------------------------------------------------------------------
-scons timeservice=yes nmea0183=yes
+scons timeservice=yes nmea0183=yes fixed_port_speed=9600 fixed_stop_bits=1
-----------------------------------------------------------------------------
-You may substitute a different GPS (e.g. "ublox" or "sirf")
+You may substitute a different GPS (e.g. "ublox" or "sirf"), You can
+also fix the serial parameters to avoid autobauding lag; the code
+assumes 8 bit bytes, so the above locks the daeon to 9600 8N1. Besides
+the daemon, this also builds gpsmon and ntpshmmon.
+
+When gpsd is built in this way, the -n (nowait) option is forced;
+gpsd opensd its command-line devices immediately on startup.
Otherwise, make sure the build is with pps=yes and ntpshm=yes (the
default). The command "gpsd -L" should indicate that time-service