9 files changed, 259 insertions, 0 deletions
diff --git a/package/comgt/files/3g.button b/package/comgt/files/3g.button
new file mode 100644
index 000000000..54997d870
--- /dev/null
+++ b/package/comgt/files/3g.button
@@ -0,0 +1,35 @@
+button_action() {(
+	# use led for keeping track of the state
+	case "$(cat /proc/diag/led/3g_green)" in
+		1)
+			ifdown "$1"
+			ifup wan
+		;;
+		0)
+			ifdown wan
+			ifup "$1"
+		;;
+	esac
+)}
+
+[ "$ACTION" = "released" -a "$BUTTON" = "3g" ] && {
+	(echo /bin/true > /proc/sys/kernel/hotplug)
+
+	include /lib/network
+	scan_interfaces
+	config_cb() {
+		config_get TYPE "$CONFIG_SECTION" TYPE
+		case "$TYPE" in
+			interface)
+				config_get proto "$CONFIG_SECTION" proto
+				config_get button "$CONFIG_SECTION" button
+				case "$button" in
+					1|on|enabled) [ "$proto" = "3g" ] && button_action "$CONFIG_SECTION";;
+				esac
+			;;
+		esac
+	}
+	config_load network
+
+	(echo /sbin/hotplug > /proc/sys/kernel/hotplug)
+} &
diff --git a/package/comgt/files/3g.chat b/package/comgt/files/3g.chat
new file mode 100644
index 000000000..a1fa2a02d
--- /dev/null
+++ b/package/comgt/files/3g.chat
@@ -0,0 +1,12 @@
+ABORT   BUSY
+ABORT   'NO CARRIER'
+ABORT   ERROR
+REPORT  CONNECT
+TIMEOUT 10
+""      "AT&F"
+OK      "ATE1"
+OK      'AT+CGDCONT=1,"IP","$USE_APN"'
+SAY     "Calling UMTS/GPRS"
+TIMEOUT 30
+OK      "ATD*99***1#"
+CONNECT ' '
diff --git a/package/comgt/files/3g.connect b/package/comgt/files/3g.connect
new file mode 100644
index 000000000..04f45f9de
--- /dev/null
+++ b/package/comgt/files/3g.connect
@@ -0,0 +1,4 @@
+#!/bin/sh
+. /lib/network/3g.sh
+set_3g_led 1 1 1
+/usr/sbin/chat -V -E -f /etc/chatscripts/3g.chat
diff --git a/package/comgt/files/3g.iface b/package/comgt/files/3g.iface
new file mode 100644
index 000000000..a8476ca8d
--- /dev/null
+++ b/package/comgt/files/3g.iface
@@ -0,0 +1,10 @@
+include /lib/network
+config_load network
+scan_interfaces
+config_get proto "$INTERFACE" proto
+[ "$proto" = "3g" ] && {
+	case "$ACTION" in
+		ifup) set_3g_led 1 1 0;;
+		ifdown) set_3g_led 0 0 0;;
+	esac
+}
diff --git a/package/comgt/files/3g.sh b/package/comgt/files/3g.sh
new file mode 100644
index 000000000..125bec3d6
--- /dev/null
+++ b/package/comgt/files/3g.sh
@@ -0,0 +1,89 @@
+set_3g_led() {
+	grep WRT54G3G /proc/diag/model >/dev/null || return 0
+	echo "$1" > /proc/diag/led/3g_green
+	echo "$2" > /proc/diag/led/3g_blue
+	echo "$3" > /proc/diag/led/3g_blink
+}
+
+scan_3g() {
+	local device
+
+	scan_ppp "$@"
+	config_get device "$1" device
+
+	# try to figure out the device if it's invalid
+	[ -n "$device" -a -e "$device" ] || {
+		for device in /dev/tts/2 /dev/usb/tts/0 /dev/noz0; do
+			[ -e "$device" ] && {
+				config_set "$1" device "$device"
+				break
+			}
+		done
+	}
+
+	# enable 3G with the 3G button by default
+	config_get button "$1" button
+	[ -z "$button" ] && {
+		config_set "$1" button 1
+	}
+}
+
+stop_interface_3g() {
+	set_3g_led 0 0 0
+	killall gcom >/dev/null 2>/dev/null
+}
+
+setup_interface_3g() {
+	local iface="$1"
+	local config="$2"
+	
+	config_get device "$config" device
+
+	for module in slhc ppp_generic ppp_async; do
+		/sbin/insmod $module 2>&- >&-
+	done
+
+	config_get apn "$cfg" apn
+	config_get service "$cfg" service
+	config_get pincode "$cfg" pincode
+	config_get mtu "$cfg" mtu
+
+	set_3g_led 1 0 1
+
+	# figure out hardware specific commands for the card
+	if gcom -d "$device" -s /etc/gcom/getcardinfo.gcom | grep Novatel 2>/dev/null >/dev/null; then
+		case "$service" in
+			umts_only) CODE=2;;
+			gprs_only) CODE=1;;
+			*) CODE=0;;
+		esac
+		mode="AT\$NWRAT=${CODE},2"
+	else
+		case "$service" in
+			umts_only) CODE=1;;
+			gprs_only) CODE=0;;
+			*) CODE=3;;
+		esac
+		mode="AT_OPSYS=${CODE}"
+	fi
+	
+	PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
+		echo "$cfg(3g): Failed to set the PIN code."
+		set_3g_led 0 0 0
+		return 1
+	}
+	MODE="$mode" gcom -d "$device" -s /etc/gcom/setmode.gcom
+	set_3g_led 1 0 0
+
+	start_pppd "$config" \
+		noaccomp \
+		nopcomp \
+		novj \
+		nobsdcomp \
+		noauth \
+		lock \
+		crtscts \
+		connect "USE_APN=\"$apn\" /etc/ppp/3g.connect" \
+		${mtu:+mtu $mtu mru $mtu} \
+		460800 "$device"
+}
diff --git a/package/comgt/files/getcardinfo.gcom b/package/comgt/files/getcardinfo.gcom
new file mode 100644
index 000000000..5c69a6460
--- /dev/null
+++ b/package/comgt/files/getcardinfo.gcom
@@ -0,0 +1,14 @@
+opengt
+ set com 115200n81
+ set comecho off
+ set senddelay 0.02
+ waitquiet 0.2 0.2
+ flash 0.1
+
+:start
+ send "ATI^m"
+ get 1 "" $s
+ print $s
+
+:continue
+ exit 0
diff --git a/package/comgt/files/getstrength.gcom b/package/comgt/files/getstrength.gcom
new file mode 100644
index 000000000..288628597
--- /dev/null
+++ b/package/comgt/files/getstrength.gcom
@@ -0,0 +1,14 @@
+opengt
+ set com 115200n81
+ set comecho off
+ set senddelay 0.02
+ waitquiet 0.2 0.2
+ flash 0.1
+
+:start
+ send "AT+CSQ^m"
+ get 1 "" $s
+ print $s
+
+:continue
+ exit 0
diff --git a/package/comgt/files/setmode.gcom b/package/comgt/files/setmode.gcom
new file mode 100644
index 000000000..4ce0b5fa7
--- /dev/null
+++ b/package/comgt/files/setmode.gcom
@@ -0,0 +1,26 @@
+# set wwan mode from environment
+opengt
+ set com 115200n81
+ set senddelay 0.02
+ waitquiet 1 0.2
+ flash 0.1
+
+:start
+ print "Trying to set mode\n"
+ send $env("MODE")
+ send "^m"
+
+ waitfor 15 "OK","ERR","ERROR"
+ if % = 0 goto continue
+ if % = 1 goto modeerror
+ if % = 2 goto modeerror
+
+ print "Timeout setting WWAN mode!\n"
+ exit 1
+
+:modeerror
+ print "Error setting WWAN mode!\n"
+ exit 1
+
+:continue
+ exit 0
diff --git a/package/comgt/files/setpin.gcom b/package/comgt/files/setpin.gcom
new file mode 100644
index 000000000..66350fe20
--- /dev/null
+++ b/package/comgt/files/setpin.gcom
@@ -0,0 +1,55 @@
+# set pin code from evnironment "$PINCODE"
+opengt
+ set com 115200n81
+ set senddelay 0.05
+ waitquiet 3 0.5
+ flash 0.1
+
+ let c=0
+:start
+ send "AT+CPIN?^m"
+ waitfor 15 "SIM PUK","SIM PIN","READY","ERROR","ERR"
+ if % = -1 goto timeout
+ if % = 0 goto ready
+ if % = 1 goto setpin
+ if % = 2 goto ready
+ if % = 3 goto checkrepeat
+ if % = 4 goto checkrepeat
+
+:checkrepeat
+ inc c
+ if c>3 goto pinerror
+ waitquiet 12 0.5
+ goto start
+
+:timeout
+ print "timeout checking for PIN."
+ exit 1
+
+:ready
+ print "SIM ready\n"
+ goto continue
+ exit 0
+
+:setpin
+ # check if output was "SIM PIN2", that's ok.
+ waitfor 1 "2"
+ if % = 0 goto ready
+
+ print "Trying to set PIN\n"
+ send "AT+CPIN=\""
+ send $env("PINCODE")
+ send "\"^m"
+
+ waitfor 20 "OK","ERR"
+ if % = -1 goto pinerror
+ if % = 0 goto continue
+ if % = 1 goto pinerror
+
+:pinerror
+ print "Error setting PIN, check card manually\n"
+ exit 1
+
+:continue
+ print "PIN set successfully\n"
+ exit 0