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openwrt-xburst/package/comgt/files/3g.sh
nbd f043f99dc0 fix the 3g interface configuration
The first problem is the "chat" command which misses "-E", so the
environment variable addressed inside the script is never used and
the script breaks.

The second problem is the that you cannot assume an Option card when
you did "not discover a Novatel".
In my case the script tried to set the mode with the Option
AT-command which failed on the Huawei stick.
Unfortunaltely I don't have a correct command for that device, so I
just want to start the connection without any mode set before thus using
the defaults.

Signed-off-by: Markus Wigge <mwigge@marcant.net>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10774 3c298f89-4303-0410-b956-a3cf2f4a3e73
2008-04-09 15:35:34 +00:00

99 lines
2.2 KiB
Bash

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 "$device" ] || {
for device in /dev/ttyUSB0 /dev/ttyUSB1 /dev/ttyUSB2 /dev/tts/2 /dev/usb/tts/0 /dev/noz0; do
[ -e "$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="$2"
local chat="/etc/chatscripts/3g.chat"
config_get device "$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 "$cfg" mtu
set_3g_led 1 0 1
# figure out hardware specific commands for the card
case "$service" in
cdma|evdo) chat="/etc/chatscripts/evdo.chat";;
*)
cardinfo=$(gcom -d "$device" -s /etc/gcom/getcardinfo.gcom)
if echo "$cardinfo" | grep Novatel; then
case "$service" in
umts_only) CODE=2;;
gprs_only) CODE=1;;
*) CODE=0;;
esac
mode="AT\$NWRAT=${CODE},2"
elif echo "$cardinfo" | grep Option; then
case "$service" in
umts_only) CODE=1;;
gprs_only) CODE=0;;
*) CODE=3;;
esac
mode="AT_OPSYS=${CODE}"
fi
# Don't assume Option to be default as it breaks with Huawei Cards/Sticks
PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
echo "$cfg(3g): Failed to set the PIN code."
set_3g_led 0 0 0
return 1
}
test -z "$mode" || {
MODE="$mode" gcom -d "$device" -s /etc/gcom/setmode.gcom
}
esac
set_3g_led 1 0 0
config_set "$config" "connect" "${apn:+USE_APN=$apn }/usr/sbin/chat -t5 -v -E -f $chat"
start_pppd "$config" \
noaccomp \
nopcomp \
novj \
nobsdcomp \
noauth \
lock \
crtscts \
${mtu:+mtu $mtu mru $mtu} \
115200 "$device"
}