summaryrefslogtreecommitdiff
path: root/openwrt/rhctl/files/rhctl-usbserial.hotplug
blob: 5da2fd1426db5849bd44489f95e1a2ac14f16494 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
#!/bin/sh
#
# Persistent naming for usb serial devices.
#
# Copyright 2013 Christian Pointner <equinox@helsinki.at>
#

idVendor=`echo $PRODUCT | awk -F '/' '{ print($1) }'`
idProduct=`echo $PRODUCT | awk -F '/' '{ print($2) }'`
bcdDevice=`echo $PRODUCT | awk -F '/' '{ print($3) }'`

if [ "$idVendor" != "403" ] || [ "$idProduct" != "6011" ]; then
  exit 0
fi

DEVPATH="/sys$DEVPATH"
if [ ! -e "$DEVPATH/bInterfaceNumber" ]; then
  exit 0
fi

PARENT=`dirname "$DEVPATH`
SERIAL=`cat $PARENT/serial`

if [ "$SERIAL" != "FTVSOXJP" ]; then
  exit 0
fi

logger="logger -p daemon.info -t rhctl-usbserial"

hotplug=/dev/.hotplug
token=$hotplug/`echo $PRODUCT$DEVPATH | sed 's/\//=/g'`

case "$ACTION" in
add)
	ttydir=`echo "$DEVPATH/ttyUSB*`
	tty=`basename $ttydir`
	interface=`cat "$DEVPATH/bInterfaceNumber"`

	device="$interface"

        case "$interface" in
        00)     device="ttyMasterCtl"
                ;;
        01)     device="ttyMasterHB"
                ;;
        02)     device="ttyStandbyCtl"
                ;;
        03)     device="ttyStandbyHB"
                ;;
        *)      exit 0
                ;;
        esac

	mkdir -p "$hotplug"
	rm -f "/dev/$device" "$token"
	ln -s "/dev/$device" "$token"
	ln -s "/dev/$tty" "/dev/$device"
	$logger "added: tty=$tty device=$device"
	;;
remove)
	if [ -e "$token" ]; then
		device=`ls -l $token | sed 's/.*-> //;/ /s/.*//'`
		case "$device" in
		"")	# no symlink
			$logger "failed: token=$token device=$device"
			;;
		*)	$debug rm -f $token $device
			$logger "removed: $device"
			;;
		esac
	fi
	;;
esac