Add acx wireless configuration (#4095)

SVN-Revision: 12962

package/acx/Makefile

@@ -75,6 +75,8 @@ define KernelPackage/acx/install
 	$(INSTALL_DIR) $(1)/lib/firmware
 	$(INSTALL_DATA) $(DL_DIR)/$(C16_FW) $(1)/lib/firmware/
 	$(INSTALL_DATA) $(DL_DIR)/$(C19_FW) $(1)/lib/firmware/
+	$(INSTALL_DIR) $(1)/lib/wifi
+	$(INSTALL_DATA) ./files/lib/wifi/acx.sh $(1)/lib/wifi/
 endef
 
 $(eval $(call KernelPackage,acx))

package/acx/files/lib/wifi/acx.sh

@@ -0,0 +1,201 @@
+#!/bin/sh
+append DRIVERS "acx"
+
+scan_acx() {
+	local device="$1"
+	local adhoc sta ap
+	
+	config_get vifs "$device" vifs
+	for vif in $vifs; do
+	
+		config_get ifname "$vif" ifname
+		config_set "$vif" ifname "${ifname:-$device}"
+		
+		config_get mode "$vif" mode
+		case "$mode" in
+			adhoc|sta|ap|monitor)
+				append $mode "$vif"
+			;;
+			*) echo "$device($vif): Invalid mode, ignored."; continue;;
+		esac
+	done
+
+	config_set "$device" vifs "${ap:+$ap }${adhoc:+$adhoc }${ahdemo:+$ahdemo }${sta:+$sta }${wds:+$wds }${monitor:+$monitor}"
+}
+
+
+disable_acx() (
+	local device="$1"
+
+	set_wifi_down "$device"
+	# kill all running hostapd and wpa_supplicant processes that
+	# are running on atheros/mac80211 vifs 
+	for pid in `pidof hostapd wpa_supplicant`; do
+		grep wlan /proc/$pid/cmdline >/dev/null && \
+			kill $pid
+	done
+	
+	include /lib/network
+	cd /proc/sys/net
+	for dev in *; do
+		grep "$device" "$dev/%parent" >/dev/null 2>/dev/null && {
+			ifconfig "$dev" down 
+			unbridge "$dev"
+		}
+	done
+	return 0
+)
+
+enable_acx() {
+	local device="$1"
+	config_get channel "$device" channel
+	config_get vifs "$device" vifs
+	config_get country "$device" country
+	
+	local first=1
+	for vif in $vifs; do
+		config_get ifname "$vif" ifname
+		ifconfig "$ifname" down
+		config_get enc "$vif" encryption
+		config_get eap_type "$vif" eap_type
+		config_get mode "$vif" mode
+		
+		config_get ifname "$vif" ifname
+		[ $? -ne 0 ] && {
+			echo "enable_acx($device): Failed to set up $mode vif $ifname" >&2
+			continue
+		}
+		config_set "$vif" ifname "$ifname"
+
+		[ "$first" = 1 ] && {
+			# only need to change freq band and channel on the first vif
+			case $country in
+				us)
+					iwpriv "$device" SetRegDomain 1
+					;;
+				ca)
+					iwpriv "$device" SetRegDomain 2
+					;;
+				de|uk|be|hu|nl|pt|pl|se|dk)
+					iwpriv "$device" SetRegDomain 3
+					;;
+				es)
+					iwpriv "$device" SetRegDomain 4
+					;;
+				fr)
+					iwpriv "$device" SetRegDomain 5
+					;;
+				jp)
+					iwpriv "$device" SetRegDomain 7
+					;;
+				il)
+					iwpriv "$device" SetRegDomain 8
+			esac
+					
+			iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
+			if [ "$mode" = adhoc ]; then
+				iwlist "$ifname" scan >/dev/null 2>/dev/null
+				sleep 1
+				iwconfig "$ifname" mode ad-hoc >/dev/null 2>/dev/null
+			fi
+			sleep 1
+			iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
+		}
+
+		case "$mode" in
+			sta)
+				iwconfig "$ifname" mode managed >/dev/null 2>/dev/null
+				;;
+			ap)
+				iwconfig "$ifname" mode master >/dev/null 2>/dev/null
+				;;
+			*)
+				iwconfig "$ifname" mode $mode >/dev/null 2>/dev/null
+		esac
+	
+		wpa=
+		case "$enc" in
+			WEP|wep)
+				for idx in 1 2 3 4; do
+					config_get key "$vif" "key${idx}"
+					iwconfig "$ifname" enc "[$idx]" "${key:-off}"
+				done
+				config_get key "$vif" key
+				key="${key:-1}"
+				case "$key" in
+					[1234]) iwconfig "$ifname" enc restricted "[$key]";;
+					*) iwconfig "$ifname" enc restricted "$key";;
+				esac
+			;;
+			PSK|psk|PSK2|psk2)
+				echo "WARNING WPA / WPA2 not supported by acx driver"
+				config_get key "$vif" key
+			;;
+		esac
+
+		case "$mode" in
+			adhoc)
+				config_get addr "$vif" bssid
+				[ -z "$addr" ] || { 
+					iwconfig "$ifname" ap "$addr"
+				}
+			;;
+		esac
+		config_get ssid "$vif" ssid
+
+		config_get txpwr "$vif" txpower
+		if [ -n "$txpwr" ]; then
+			iwconfig "$ifname" txpower "${txpwr%%.*}"
+		fi
+
+		config_get frag "$vif" frag
+		if [ -n "$frag" ]; then
+			iwconfig "$ifname" frag "${frag%%.*}"
+		fi
+
+		config_get rts "$vif" rts
+		if [ -n "$rts" ]; then
+			iwconfig "$ifname" rts "${rts%%.*}"
+		fi
+
+		ifconfig "$ifname" up
+		iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null 
+
+		local net_cfg bridge
+		net_cfg="$(find_net_config "$vif")"
+		[ -z "$net_cfg" ] || {
+			bridge="$(bridge_interface "$net_cfg")"
+			config_set "$vif" bridge "$bridge"
+			start_net "$ifname" "$net_cfg"
+		}
+		iwconfig "$ifname" essid "$ssid"
+		set_wifi_up "$vif" "$ifname"
+		first=0
+	done
+	
+	echo 1 >/sys/class/leds/wifi/brightness
+}
+
+
+detect_acx() {
+	cd /sys/class/net
+	for dev in $(ls -d wlan* 2>&-); do
+		config_get type "$dev" type
+		[ "$type" = acx ] && return
+		cat <<EOF
+config wifi-device  $dev
+	option type     acx
+	option channel  5
+
+	# REMOVE THIS LINE TO ENABLE WIFI:
+	option disabled 1
+
+config wifi-iface
+	option device	$dev
+	option network	lan
+	option mode	ap
+	option ssid	OpenWrt
+	option encryption none
+EOF
+	done
+}