trunk-47381HEADmaster

1 files changed, 131 insertions, 0 deletions

diff --git a/package/kernel/mac80211/files/lib/wifi/mac80211.sh b/package/kernel/mac80211/files/lib/wifi/mac80211.sh
new file mode 100644
index 0000000..ea229d6
--- /dev/null
+++ b/package/kernel/mac80211/files/lib/wifi/mac80211.sh
@@ -0,0 +1,131 @@
+#!/bin/sh
+append DRIVERS "mac80211"
+
+lookup_phy() {
+	[ -n "$phy" ] && {
+		[ -d /sys/class/ieee80211/$phy ] && return
+	}
+
+	local devpath
+	config_get devpath "$device" path
+	[ -n "$devpath" ] && {
+		for _phy in /sys/devices/$devpath/ieee80211/phy*; do
+			[ -e "$_phy" ] && {
+				phy="${_phy##*/}"
+				return
+			}
+		done
+	}
+
+	local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')"
+	[ -n "$macaddr" ] && {
+		for _phy in /sys/class/ieee80211/*; do
+			[ -e "$_phy" ] || continue
+
+			[ "$macaddr" = "$(cat ${_phy}/macaddress)" ] || continue
+			phy="${_phy##*/}"
+			return
+		done
+	}
+	phy=
+	return
+}
+
+find_mac80211_phy() {
+	local device="$1"
+
+	config_get phy "$device" phy
+	lookup_phy
+	[ -n "$phy" -a -d "/sys/class/ieee80211/$phy" ] || {
+		echo "PHY for wifi device $1 not found"
+		return 1
+	}
+	config_set "$device" phy "$phy"
+
+	config_get macaddr "$device" macaddr
+	[ -z "$macaddr" ] && {
+		config_set "$device" macaddr "$(cat /sys/class/ieee80211/${phy}/macaddress)"
+	}
+
+	return 0
+}
+
+check_mac80211_device() {
+	config_get phy "$1" phy
+	[ -z "$phy" ] && {
+		find_mac80211_phy "$1" >/dev/null || return 0
+		config_get phy "$1" phy
+	}
+	[ "$phy" = "$dev" ] && found=1
+}
+
+detect_mac80211() {
+	devidx=0
+	config_load wireless
+	while :; do
+		config_get type "radio$devidx" type
+		[ -n "$type" ] || break
+		devidx=$(($devidx + 1))
+	done
+
+	for _dev in /sys/class/ieee80211/*; do
+		[ -e "$_dev" ] || continue
+
+		dev="${_dev##*/}"
+
+		found=0
+		config_foreach check_mac80211_device wifi-device
+		[ "$found" -gt 0 ] && continue
+
+		mode_band="g"
+		channel="11"
+		htmode=""
+		ht_capab=""
+
+		iw phy "$dev" info | grep -q 'Capabilities:' && htmode=HT20
+		iw phy "$dev" info | grep -q '2412 MHz' || { mode_band="a"; channel="36"; }
+
+		vht_cap=$(iw phy "$dev" info | grep -c 'VHT Capabilities')
+		cap_5ghz=$(iw phy "$dev" info | grep -c "Band 2")
+		[ "$vht_cap" -gt 0 -a "$cap_5ghz" -gt 0 ] && {
+			mode_band="a";
+			channel="36"
+			htmode="VHT80"
+		}
+
+		[ -n $htmode ] && append ht_capab "	option htmode	$htmode" "$N"
+
+		if [ -x /usr/bin/readlink -a -h /sys/class/ieee80211/${dev} ]; then
+			path="$(readlink -f /sys/class/ieee80211/${dev}/device)"
+		else
+			path=""
+		fi
+		if [ -n "$path" ]; then
+			path="${path##/sys/devices/}"
+			dev_id="	option path	'$path'"
+		else
+			dev_id="	option macaddr	$(cat /sys/class/ieee80211/${dev}/macaddress)"
+		fi
+
+		cat <<EOF
+config wifi-device  radio$devidx
+	option type     mac80211
+	option channel  ${channel}
+	option hwmode	11${mode_band}
+$dev_id
+$ht_capab
+	# REMOVE THIS LINE TO ENABLE WIFI:
+	option disabled 1
+
+config wifi-iface
+	option device   radio$devidx
+	option network  lan
+	option mode     ap
+	option ssid     OpenWrt
+	option encryption none
+
+EOF
+	devidx=$(($devidx + 1))
+	done
+}
+