!857 【usb】add rndis function

Merge pull request !857 from 吴成文/master

services/etc/init.usb.configfs.cfg

@@ -10,6 +10,7 @@
                 "write /config/usb_gadget/g1/bDeviceSubClass 0",
                 "write /config/usb_gadget/g1/bDeviceProtocol 0",
                 "rm /config/usb_gadget/g1/configs/b.1/f1",
+                "rm /config/usb_gadget/g1/functions/rndis.rn0",
                 "setparam sys.usb.state ${sys.usb.config}"
             ]
         }, {
@@ -33,6 +34,16 @@
                 "write /config/usb_gadget/g1/UDC ${sys.usb.controller}",
                 "setparam sys.usb.state ${sys.usb.config}"
             ]
+        }, {
+            "name" : "param:sys.usb.config=rndis && param:sys.usb.configfs=1",
+            "condition" : "sys.usb.config=rndis && sys.usb.configfs=1",
+            "cmds" : [
+                "mkdir /config/usb_gadget/g1/functions/rndis.rn0",
+                "write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration rndis",
+                "symlink /config/usb_gadget/g1/functions/rndis.rn0 /config/usb_gadget/g1/configs/b.1/f1",
+                "write /config/usb_gadget/g1/UDC ${sys.usb.controller}",
+                "setparam sys.usb.state ${sys.usb.config}"
+            ]
         }
     ]
 }