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gpsd append: baudrate configuration by systemd service 

configure baudrate of serial gnss receiver with gpsctl.

Todo: generic solutions for all hardware
      future-proof: support for more that one gnss module

BugzID: 60330

Signed-off-by: Ramon Moesching <ramon.moesching@netmodule.com>
This commit is contained in:
Ramon Moesching 2019-12-12 20:16:59 +01:00
parent a0b9dce696
commit 5dc6f2ce8d
2 changed files with 23 additions and 2 deletions
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13
recipes-connectivity/gpsd/files/gpsbaud.service Normal file
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@ -0,0 +1,13 @@
[Unit]
Description=GPS baud rate configuration
Requires=gpsd.socket
After=gpsd.service
[Service]
Type=forking
ExecStart=/usr/bin/gpsctl -s 115200 /dev/ttyS3
Restart=on-failure
[Install]
WantedBy=multi-user.target
Also=gpsd.socket

12
recipes-connectivity/gpsd/gpsd_3.17.bbappend
View File

@ -1,5 +1,6 @@
FILESEXTRAPATHS_prepend := "${THISDIR}/files:" FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
SRC_URI =+ " \ SRC_URI_prepend = " \
file://gpsbaud.service \
git://git.netmodule.intranet/nmsw/gpsd.git;protocol=ssh;user=gitea;branch=imu-integration \ git://git.netmodule.intranet/nmsw/gpsd.git;protocol=ssh;user=gitea;branch=imu-integration \
file://60-ublox-neo.rules \ file://60-ublox-neo.rules \
" "
@ -9,7 +10,11 @@ SRC_URI_remove = "${SAVANNAH_GNU_MIRROR}/${BPN}/${BP}.tar.gz"
SRCREV = "${AUTOREV}" SRCREV = "${AUTOREV}"
S = "${WORKDIR}/git" S = "${WORKDIR}/git"
SYSTEMD_SERVICE_${PN} += "${BPN}.service" SYSTEMD_SERVICE_${PN} += "${BPN}.service \
gpsbaud.service \
"
FILES_${PN} += " gpsbaud.serivce "
TTY_DEVICE = "/dev/ttyS3" TTY_DEVICE = "/dev/ttyS3"
TTY_DEVICE_imx8-nmhw23 = "/dev/gps0" TTY_DEVICE_imx8-nmhw23 = "/dev/gps0"
@ -21,6 +26,9 @@ do_install_append () {
install -d ${D}${sysconfdir}/udev/rules.d install -d ${D}${sysconfdir}/udev/rules.d
install -m 0644 ${WORKDIR}/60-ublox-neo.rules ${D}${sysconfdir}/udev/rules.d install -m 0644 ${WORKDIR}/60-ublox-neo.rules ${D}${sysconfdir}/udev/rules.d
install -d ${D}${systemd_unitdir}/system/
install -m 0644 ${WORKDIR}/gpsbaud.service ${D}${systemd_unitdir}/system/
sed -i 's|DEVICES=""|DEVICES="${TTY_DEVICE}"|g' ${D}/etc/default/gpsd.default sed -i 's|DEVICES=""|DEVICES="${TTY_DEVICE}"|g' ${D}/etc/default/gpsd.default
sed -i 's|USBAUTO="true"|USBAUTO="${USBAUTO_STATE}"|g' ${D}/etc/default/gpsd.default sed -i 's|USBAUTO="true"|USBAUTO="${USBAUTO_STATE}"|g' ${D}/etc/default/gpsd.default
} }