base-files: add a hardware detection layer

this allows targets to use the new uci-default helper which will generate
a file called /etc/board.json. a tool called /bin/config_generate can then
be used to generate the default uci settings.

Signed-off-by: John Crispin <blogic@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42185 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 302 insertions, 0 deletions

diff --git a/package/base-files/files/lib/functions/uci-defaults-new.sh b/package/base-files/files/lib/functions/uci-defaults-new.sh
new file mode 100755
index 0000000000..528835bb7f
--- /dev/null
+++ b/package/base-files/files/lib/functions/uci-defaults-new.sh
@@ -0,0 +1,302 @@
+#!/bin/ash
+
+CFG=/etc/board.json
+
+. /usr/share/libubox/jshn.sh
+
+json_select_array() {
+	local _json_no_warning=1
+
+	json_select "$1"
+	[ $? = 0 ] && return
+
+	json_add_array $1
+	json_close_array
+
+        json_select "$1"
+}
+
+json_select_object() {
+	local _json_no_warning=1
+
+	json_select "$1"
+	[ $? = 0 ] && return
+
+	json_add_object $1
+	json_close_object
+
+        json_select "$1"
+}
+
+_ucidef_set_interface() {
+	local name=$1
+	local iface=$2
+
+	json_select_object $name
+	json_add_string ifname "${iface%%.*}"
+	[ "$iface" == "${iface%%.*}" ] || json_add_boolean create_vlan 1 
+	json_select ..
+}
+
+ucidef_set_interface_loopback()
+{
+	# stub
+	local a=$1
+}
+
+ucidef_set_interface_lan() {
+	local lan_if=$1
+
+	json_select_object network
+	_ucidef_set_interface lan $lan_if
+	json_select ..
+}
+
+ucidef_set_interfaces_lan_wan() {
+	local lan_if=$1
+	local wan_if=$2
+
+	json_select_object network
+	_ucidef_set_interface lan $lan_if
+	_ucidef_set_interface wan $wan_if
+	json_select ..
+}
+
+ucidef_add_switch() {
+	local name=$1
+	local reset=$2
+	local enable=$3
+
+	json_select_object switch
+
+        json_select_object $name
+	[ "$enable" -eq 1 ] && json_add_boolean enable 1
+	[ "$reset" -eq 1 ] && json_add_boolean reset 1
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_add_switch_attr() {
+	local name=$1
+	local key=$2
+	local val=$3
+
+	json_select_object switch
+
+        json_select_object $name
+	json_add_string $key $val
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_add_switch_vlan() {
+	local name=$1
+	local vlan=$2
+	local ports=$3
+	local cpu_port=''
+
+	case $vlan in
+	1)	vlan=lan;;
+	2)	vlan=wan;;
+	*)	vlan=vlan$vlan;;
+	esac
+
+	json_select_object switch
+	json_select_object $name
+	json_select_object vlans
+
+	json_add_array $vlan
+	for p in $ports; do
+		if [ ${p%t} != $p ]; then
+			cpu_port=$p
+		else
+			json_add_int "" $p
+		fi
+	done
+	json_close_array
+
+	json_select ..
+	[ -n "$cpu_port" ] && json_add_int cpu_port $cpu_port
+	json_select ..
+	json_select ..
+}
+
+ucidef_set_interface_macaddr() {
+	local network=$1
+	local macaddr=$2
+
+	json_select_object network
+
+	json_select $network
+	[ $? -eq 0 ] || {
+		json_select ..
+		return
+	}
+
+	json_add_string macaddr $macaddr
+	json_select ..
+	
+	json_select ..
+}
+
+ucidef_set_led_netdev() {
+	local cfg="led_$1"
+	local name=$2
+	local sysfs=$3
+	local dev=$4
+
+	json_select_object led
+	
+	json_select_object $1
+	json_add_string name $name
+	json_add_string type netdev
+	json_add_string sysfs $sysfs
+	json_add_string device $dev
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_led_interface() {
+	local name=$1
+	local sysfs=$2
+
+	json_select_object led
+	
+	json_select_object $1
+	json_add_string name $name
+	json_add_string type interface
+	json_add_string sysfs $sysfs
+	json_add_string interface $name
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_led_usbdev() {
+	local cfg="led_$1"
+	local name=$2
+	local sysfs=$3
+	local dev=$4
+
+	json_select_object led
+	
+	json_select_object $1
+	json_add_string name $name	
+	json_add_string type usb
+	json_add_string sysfs $sysfs
+	json_add_string device $dev
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_led_wlan() {
+	local cfg="led_$1"
+	local name=$2
+	local sysfs=$3
+	local trigger=$4
+
+	json_select_object led
+	
+	json_select_object $1
+	json_add_string name $name
+	json_add_string type trigger
+	json_add_string sysfs $sysfs
+	json_add_string trigger $trigger
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_led_switch() {
+	local cfg="led_$1"
+	local name=$2
+	local sysfs=$3
+	local trigger=$4
+	local port_mask=$5
+
+	json_select_object led
+	
+	json_select_object $1
+	json_add_string name $name
+	json_add_string type switch
+	json_add_string sysfs $sysfs
+	json_add_string trigger $trigger
+	json_add_string port_mask $port_mask
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_led_default() {
+	local cfg="led_$1"
+	local name=$2
+	local sysfs=$3
+	local default=$4
+
+	json_select_object led
+	
+	json_select_object $1
+	json_add_string name $name
+	json_add_string sysfs $sysfs
+	json_add_string default $default
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_led_rssi() {
+	local cfg="led_$1"
+	local name=$2
+	local sysfs=$3
+	local iface=$4
+	local minq=$5
+	local maxq=$6
+	local offset=$7
+	local factor=$8
+
+	json_select_object led
+	
+	json_select_object rssi
+	json_select_object $1
+	json_add_string name $name
+	json_add_string sysfs $sysfs
+	json_add_string minq $minq
+	json_add_string maxq $maxq
+	json_add_string offset $offset
+	json_add_string factor $factor
+	json_select ..
+	json_select ..
+
+	json_select ..
+}
+
+ucidef_set_rssimon() {
+	local dev="$1"
+	local refresh="$2"
+	local threshold="$3"
+
+	json_select_object led
+	
+	json_select_object rssi
+	json_add_string type rssi
+	json_add_string dev $dev
+	json_add_string threshold $threshold
+	json_select ..
+
+	json_select ..
+	
+}
+
+board_config_update() {
+	json_init
+	[ -f ${CFG} ] && json_load "$(cat ${CFG})"
+}
+
+board_config_flush() {
+	json_dump -i > /tmp/.board.json
+	mv /tmp/.board.json ${CFG}
+}