ublox-config: Add recipe to configure ublox modem on first boot

BugzID: 54242

recipes-connectivity/ublox-configuration/files/ublox-config.service

@@ -0,0 +1,11 @@
+[Unit]
+Before=ModemManager.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/ublox-config.sh
+
+[Install]
+WantedBy=ModemManager.service
+
+

recipes-connectivity/ublox-configuration/files/ublox-config.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env sh
+
+ifconfig wwan0 > /dev/null 2> /dev/null
+
+if [ "$?" = "0" ]; then
+	echo "Modem already configured"
+	exit 0;
+fi
+
+ModemManager --debug > /dev/null 2> /dev/null &
+
+mmcli -m 0 > /dev/null 2> /dev/null
+while [ "$?" != "0" ]; do
+	mmcli -m 0 > /dev/null 2> /dev/null
+done
+
+echo "Configuring modem"
+
+mmcli -m 0 --command "AT+UBMCONF=2"
+mmcli -m 0 --command 'AT+UUSBCONF=2,"ECM",0'
+
+echo "Resetting modem"
+mmcli -m 0 -r
+
+killall ModemManager

recipes-connectivity/ublox-configuration/ublox-configuration.bb

@@ -0,0 +1,36 @@
+SUMMARY = "Ublox gsm configuration"
+DESCRIPTION = "Configure ublox gsm modem on first boot"
+AUTHOR = "Alexandre Bard"
+
+SECTION = "connectivity"
+LICENSE = "GPLv2+"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/GPL-2.0;md5=801f80980d171dd6425610833a22dbe6"
+PR = "r2"
+
+inherit systemd
+
+SRC_URI =  " \
+    file://ublox-config.service \
+    file://ublox-config.sh \
+    "
+
+S = "${WORKDIR}"
+
+INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
+
+SYSTEMD_SERVICE_${PN} = "ublox-config.service"
+SYSTEMD_AUTO_ENABLE ?= "enable"
+
+FILES_${PN}_append = " \
+                    /lib \
+                    /usr \
+                    "
+
+do_install () {
+    install -d ${D}${systemd_unitdir}/system/
+    install -m 0644 ublox-config.service ${D}${systemd_unitdir}/system/
+
+    install -d ${D}/usr/bin
+    install -m 0755 ublox-config.sh ${D}/usr/bin
+}
+