eda: use c-device in server

Author: sbinet

eda/server.go

@@ -59,7 +59,7 @@ func newServer(addr, odir, devmem, devshm, cfgdir string, opts ...Option) (*serv
 		cfgdir: cfgdir,
 
 		newDevice: func(devmem, odir, devshm, cfgdir string, opts ...Option) (device, error) {
-			return newDevice(devmem, odir, devshm, cfgdir, opts...)
+			return newCDevice(devmem, odir, devshm, cfgdir, opts...)
 		},
 
 		opts: opts,