gpsd - BYO-NTP/recipes GitHub Wiki
INSTALL
AUTO
curl -sS https://byo-ntp.github.io/tools/gpsd/install.sh | sh
source code, and discussion.
MANUAL
FreeBSD
sysrc gpsd_enable=YES
sysrc gpsd_devices="/dev/gps0 /dev/pps0"
sysrc gpsd_flags="--passive --speed 115200 --badtime --nowait"
pkg install -y gpsd-nox11
service gpsd start
ipcs -m # shows the shared memory segments
Pi OS
apt install -y gpsd
sed -i \
-e '/^DEVICES/ s|""|"/dev/gps0 /dev/pps0"|' \
-e '/^USBAUTO/ s/true/false/' \
-e '/^GPSD_OPTIONS/ s/=""/="--passive --badtime --nowait --speed 115200"/' \
/etc/default/gpsd
systemctl enable gpsd
service gpsd start
test that GPS is working
cgps # q to quit