madwifi.sh channel fix
[openwrt/svn-archive/archive.git] / package / madwifi / files / lib / wifi / madwifi.sh
1 #!/bin/sh
2 append DRIVERS "atheros"
3
4 scan_atheros() {
5 local device="$1"
6 local wds
7 local adhoc ahdemo sta ap monitor
8
9 config_get vifs "$device" vifs
10 for vif in $vifs; do
11
12 config_get ifname "$vif" ifname
13 config_set "$vif" ifname "${ifname:-ath}"
14
15 config_get mode "$vif" mode
16 case "$mode" in
17 adhoc|ahdemo|sta|ap|monitor)
18 append $mode "$vif"
19 ;;
20 wds)
21 config_get ssid "$vif" ssid
22 [ -z "$ssid" ] && continue
23
24 config_set "$vif" wds 1
25 config_set "$vif" mode sta
26 mode="sta"
27 addr="$ssid"
28 ${addr:+append $mode "$vif"}
29 ;;
30 *) echo "$device($vif): Invalid mode, ignored."; continue;;
31 esac
32 done
33
34 case "${adhoc:+1}:${sta:+1}:${ap:+1}" in
35 # valid mode combinations
36 1::) wds="";;
37 1::1);;
38 :1:1)config_set "$device" nosbeacon 1;; # AP+STA, can't use beacon timers for STA
39 :1:);;
40 ::1);;
41 ::);;
42 *) echo "$device: Invalid mode combination in config"; return 1;;
43 esac
44
45 config_set "$device" vifs "${sta:+$sta }${ap:+$ap }${adhoc:+$adhoc }${ahdemo:+$ahdemo }${wds:+$wds }${monitor:+$monitor}"
46 }
47
48
49 disable_atheros() (
50 local device="$1"
51
52 set_wifi_down "$device"
53
54 include /lib/network
55 cd /proc/sys/net
56 for dev in *; do
57 grep "$device" "$dev/%parent" >/dev/null 2>/dev/null && {
58 [ -f "/var/run/wifi-${dev}.pid" ] &&
59 kill "$(cat "/var/run/wifi-${dev}.pid")"
60 ifconfig "$dev" down
61 unbridge "$dev"
62 wlanconfig "$dev" destroy
63 }
64 done
65 return 0
66 )
67
68 enable_atheros() {
69 local device="$1"
70
71 config_get regdomain "$device" regdomain
72 [ -n "$regdomain" ] && echo "$regdomain" > /proc/sys/dev/$device/regdomain
73
74 config_get country "$device" country
75 [ -z "$country" ] && country="0"
76 echo "$country" > /proc/sys/dev/$device/countrycode
77
78 config_get_bool outdoor "$device" outdoor "0"
79 echo "$outdoor" > /proc/sys/dev/$device/outdoor
80
81 config_get channel "$device" channel
82 config_get vifs "$device" vifs
83 config_get txpower "$device" txpower
84
85 [ auto = "$channel" ] && channel=0
86
87 config_get_bool antdiv "$device" diversity
88 config_get antrx "$device" rxantenna
89 config_get anttx "$device" txantenna
90 config_get_bool softled "$device" softled 1
91
92 devname="$(cat /proc/sys/dev/$device/dev_name)"
93 antgpio=
94 case "$devname" in
95 NanoStation2) antgpio=7;;
96 NanoStation5) antgpio=1;;
97 esac
98 if [ -n "$antgpio" ]; then
99 softled=0
100 config_get antenna "$device" antenna
101 case "$antenna" in
102 external) antdiv=0; antrx=1; anttx=1 ;;
103 horizontal) antdiv=0; antrx=1; anttx=1 ;;
104 vertical) antdiv=0; antrx=2; anttx=2 ;;
105 auto) antdiv=1; antrx=0; anttx=0 ;;
106 esac
107
108 [ -x "$(which gpioctl 2>/dev/null)" ] || antenna=
109 case "$antenna" in
110 horizontal|vertical|auto)
111 gpioctl "dirout" "$antgpio" >/dev/null 2>&1
112 gpioctl "set" "$antgpio" >/dev/null 2>&1
113 ;;
114 external)
115 gpioctl "dirout" "$antgpio" >/dev/null 2>&1
116 gpioctl "clear" "$antgpio" >/dev/null 2>&1
117 ;;
118 esac
119 fi
120
121 [ -n "$antdiv" ] && sysctl -w dev."$device".diversity="$antdiv" >&-
122 [ -n "$antrx" ] && sysctl -w dev."$device".rxantenna="$antrx" >&-
123 [ -n "$anttx" ] && sysctl -w dev."$device".txantenna="$anttx" >&-
124 [ -n "$softled" ] && sysctl -w dev."$device".softled="$softled" >&-
125
126 config_get distance "$device" distance
127 [ -n "$distance" ] && sysctl -w dev."$device".distance="$distance" >&-
128
129 for vif in $vifs; do
130 local start_hostapd= vif_txpower= nosbeacon=
131 config_get ifname "$vif" ifname
132 config_get enc "$vif" encryption
133 config_get eap_type "$vif" eap_type
134 config_get mode "$vif" mode
135
136 case "$mode" in
137 sta) config_get nosbeacon "$device" nosbeacon;;
138 adhoc) config_get nosbeacon "$vif" sw_merge;;
139 esac
140
141 ifname=$(wlanconfig "$ifname" create wlandev "$device" wlanmode "$mode" ${nosbeacon:+nosbeacon})
142 [ $? -ne 0 ] && {
143 echo "enable_atheros($device): Failed to set up $mode vif $ifname" >&2
144 continue
145 }
146 config_set "$vif" ifname "$ifname"
147
148 config_get hwmode "$device" hwmode
149 [ -z "$hwmode" ] && config_get hwmode "$device" mode
150
151 pureg=0
152 case "$hwmode" in
153 *b) hwmode=11b;;
154 *bg) hwmode=11g;;
155 *g) hwmode=11g; pureg=1;;
156 *gdt) hwmode=11gdt;;
157 *a) hwmode=11a;;
158 *adt) hwmode=11adt;;
159 *ast) hwmode=11ast;;
160 *fh) hwmode=fh;;
161 *) hwmode=auto;;
162 esac
163 iwpriv "$ifname" mode "$hwmode"
164 iwpriv "$ifname" pureg "$pureg"
165
166 iwconfig "$ifname" channel "$channel" >/dev/null 2>/dev/null
167
168 config_get_bool hidden "$vif" hidden 0
169 iwpriv "$ifname" hide_ssid "$hidden"
170
171 config_get ff "$vif" ff
172 if [ -n "$ff" ]; then
173 iwpriv "$ifname" ff "$ff"
174 fi
175
176 config_get wds "$vif" wds
177 case "$wds" in
178 1|on|enabled) wds=1;;
179 *) wds=0;;
180 esac
181 iwpriv "$ifname" wds "$wds"
182
183 [ "$mode" = ap -a "$wds" = 1 ] && {
184 config_get_bool wdssep "$vif" wdssep 1
185 [ -n "$wdssep" ] && iwpriv "$ifname" wdssep "$wdssep"
186 }
187
188 case "$enc" in
189 WEP|wep)
190 for idx in 1 2 3 4; do
191 config_get key "$vif" "key${idx}"
192 iwconfig "$ifname" enc "[$idx]" "${key:-off}"
193 done
194 config_get key "$vif" key
195 key="${key:-1}"
196 case "$key" in
197 [1234]) iwconfig "$ifname" enc "[$key]";;
198 *) iwconfig "$ifname" enc "$key";;
199 esac
200 ;;
201 psk*|wpa*)
202 start_hostapd=1
203 config_get key "$vif" key
204 ;;
205 esac
206
207 case "$mode" in
208 sta|adhoc|ahdemo)
209 config_get addr "$vif" bssid
210 [ -z "$addr" ] || {
211 iwconfig "$ifname" ap "$addr"
212 }
213 ;;
214 esac
215
216 config_get_bool bgscan "$vif" bgscan
217 [ -n "$bgscan" ] && iwpriv "$ifname" bgscan "$bgscan"
218
219 config_get rate "$vif" rate
220 [ -n "$rate" ] && iwconfig "$ifname" rate "${rate%%.*}"
221
222 config_get mcast_rate "$vif" mcast_rate
223 [ -n "$mcast_rate" ] && iwpriv "$ifname" mcast_rate "${mcast_rate%%.*}"
224
225 config_get frag "$vif" frag
226 [ -n "$frag" ] && iwconfig "$ifname" frag "${frag%%.*}"
227
228 config_get rts "$vif" rts
229 [ -n "$rts" ] && iwconfig "$ifname" rts "${rts%%.*}"
230
231 config_get_bool comp "$vif" compression 0
232 iwpriv "$ifname" compression "$comp"
233
234 config_get_bool minrate "$vif" minrate
235 [ -n "$minrate" ] && iwpriv "$ifname" minrate "$minrate"
236
237 config_get_bool maxrate "$vif" maxrate
238 [ -n "$maxrate" ] && iwpriv "$ifname" maxrate "$maxrate"
239
240 config_get_bool burst "$vif" bursting
241 [ -n "$burst" ] && iwpriv "$ifname" burst "$burst"
242
243 config_get_bool wmm "$vif" wmm
244 [ -n "$wmm" ] && iwpriv "$ifname" wmm "$wmm"
245
246 config_get_bool xr "$vif" xr
247 [ -n "$xr" ] && iwpriv "$ifname" xr "$xr"
248
249 config_get_bool ar "$vif" ar
250 [ -n "$ar" ] && iwpriv "$ifname" ar "$ar"
251
252 config_get_bool beacon_power "$vif" beacon_power
253 [ -n "$beacon_power" ] && iwpriv "$ifname" beacon_pwr "$beacon_power"
254
255 config_get_bool doth "$vif" doth 0
256 [ -n "$doth" ] && iwpriv "$ifname" doth "$doth"
257
258 config_get_bool probereq "$vif" probereq
259 [ -n "$probereq" ] && iwpriv "$ifname" probereq "$probereq"
260
261 config_get maclist "$vif" maclist
262 [ -n "$maclist" ] && {
263 # flush MAC list
264 iwpriv "$ifname" maccmd 3
265 for mac in $maclist; do
266 iwpriv "$ifname" addmac "$mac"
267 done
268 }
269
270 config_get macpolicy "$vif" macpolicy
271 case "$macpolicy" in
272 allow)
273 iwpriv "$ifname" maccmd 1
274 ;;
275 deny)
276 iwpriv "$ifname" maccmd 2
277 ;;
278 *)
279 # default deny policy if mac list exists
280 [ -n "$maclist" ] && iwpriv "$ifname" maccmd 2
281 ;;
282 esac
283
284 ifconfig "$ifname" up
285
286 local net_cfg bridge
287 net_cfg="$(find_net_config "$vif")"
288 [ -z "$net_cfg" ] || {
289 bridge="$(bridge_interface "$net_cfg")"
290 config_set "$vif" bridge "$bridge"
291 start_net "$ifname" "$net_cfg"
292 }
293
294 config_get ssid "$vif" ssid
295 [ -n "$ssid" ] && {
296 iwconfig "$ifname" essid on
297 iwconfig "$ifname" essid "$ssid"
298 }
299
300 set_wifi_up "$vif" "$ifname"
301
302 # TXPower settings only work if device is up already
303 # while atheros hardware theoretically is capable of per-vif (even per-packet) txpower
304 # adjustment it does not work with the current atheros hal/madwifi driver
305
306 config_get vif_txpower "$vif" txpower
307 # use vif_txpower (from wifi-iface) instead of txpower (from wifi-device) if
308 # the latter doesn't exist
309 txpower="${txpower:-$vif_txpower}"
310 [ -z "$txpower" ] || iwconfig "$ifname" txpower "${txpower%%.*}"
311
312 case "$mode" in
313 ap)
314 config_get_bool isolate "$vif" isolate 0
315 iwpriv "$ifname" ap_bridge "$((isolate^1))"
316
317 if [ -n "$start_hostapd" ] && eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then
318 hostapd_setup_vif "$vif" madwifi || {
319 echo "enable_atheros($device): Failed to set up hostapd for interface $ifname" >&2
320 # make sure this wifi interface won't accidentally stay open without encryption
321 ifconfig "$ifname" down
322 wlanconfig "$ifname" destroy
323 continue
324 }
325 fi
326 ;;
327 wds|sta)
328 if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
329 wpa_supplicant_setup_vif "$vif" madwifi || {
330 echo "enable_atheros($device): Failed to set up wpa_supplicant for interface $ifname" >&2
331 ifconfig "$ifname" down
332 wlanconfig "$ifname" destroy
333 continue
334 }
335 fi
336 ;;
337 esac
338 done
339 }
340
341
342 detect_atheros() {
343 cd /proc/sys/dev
344 [ -d ath ] || return
345 for dev in $(ls -d wifi* 2>&-); do
346 config_get type "$dev" type
347 devname="$(cat /proc/sys/dev/$dev/dev_name)"
348 case "$devname" in
349 NanoStation*)
350 EXTRA_DEV="
351 # Ubiquiti NanoStation features
352 option antenna auto # (auto|horizontal|vertical|external)
353 "
354 ;;
355 esac
356 [ "$type" = atheros ] && continue
357 cat <<EOF
358 config wifi-device $dev
359 option type atheros
360 option channel auto
361 $EXTRA_DEV
362 # REMOVE THIS LINE TO ENABLE WIFI:
363 option disabled 1
364
365 config wifi-iface
366 option device $dev
367 option network lan
368 option mode ap
369 option ssid OpenWrt
370 option encryption none
371 EOF
372 done
373 }