From 3e3e09cfc9e07160b58a62f13137fe579f3f8623 Mon Sep 17 00:00:00 2001
From: Larry Boyd <lbdroidman@gmail.com>
Date: Fri, 30 Jun 2017 16:21:51 -0700
Subject: Add the -r option to gpsd.

-r allows gpsd to use the time from a GPS even if the GPS has no valid
fix.  This is useful on devices like the Raspberry Pi that have not
battery backed RTC, but have a GPS with a battery backed RTC.

Signed-off-by: Gary E. Miller <gem@rellim.com>
---
 gpsd.xml | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'gpsd.xml')

diff --git a/gpsd.xml b/gpsd.xml
index 2d5fd490..fa2592f5 100644
--- a/gpsd.xml
+++ b/gpsd.xml
@@ -33,6 +33,7 @@ BSD terms apply: see the file COPYING in the distribution root for details.
       <arg choice='opt'>-n </arg>
       <arg choice='opt'>-N </arg>
       <arg choice='opt'>-h </arg>
+      <arg choice='opt'>-r </arg>
       <arg choice='opt'>-P <replaceable>pidfile</replaceable></arg>
       <arg choice='opt'>-D <replaceable>debuglevel</replaceable></arg>
       <arg choice='opt'>-V </arg>
@@ -203,6 +204,14 @@ This switch is mainly useful for debugging.</para>
 <listitem><para>Display help message and terminate.</para></listitem>
 </varlistentry>
 <varlistentry>
+<term>-r</term>
+<listitem><para>Use GPS time even with no current fix.  Some GPS's have
+battery powered Real Time Clocks (RTC's) built in, makeing them a valid time
+source even before a fix is acquired.  This can be useful on a Raspberry Pi,
+or other device that has no battery powered RTC, and thus has no valid
+time at startup.</para></listitem>
+</varlistentry>
+<varlistentry>
 <term>-P</term>
 <listitem>
 <para>Specify the name and path to record the daemon's process ID.</para>
-- 
cgit v1.2.1