apps/grgsm_trx: print bind / remote address and port

Change-Id: If750d476f3972f1ab5c5b637438d14d40b1e3d87

python/trx/ctrl_if_bb.py

@@ -27,10 +27,11 @@
 
 class ctrl_if_bb(ctrl_if):
 	def __init__(self, remote_addr, remote_port, bind_addr, bind_port, tb, pm):
-		print("[i] Init CTRL interface")
 		ctrl_if.__init__(self, remote_addr, remote_port,
 			bind_addr, bind_port)
 
+		print("[i] Init CTRL interface (%s)" % self.desc_link())
+
 		# Set link to the follow graph (top block)
 		self.tb = tb
 		# Power measurement

python/trx/radio_if.py

@@ -84,7 +84,9 @@ def __init__(self, phy_args, phy_sample_rate,
 			trx_bind_addr, trx_remote_addr,
 			trx_base_port):
 
-		print("[i] Init Radio interface")
+		print("[i] Init Radio interface (L:%s:%u <-> R:%s:%u)"
+			% (trx_bind_addr, trx_base_port + 2,
+				trx_remote_addr, trx_base_port + 102))
 
 		# PHY specific variables
 		self.sample_rate = phy_sample_rate

python/trx/udp_link.py

@@ -47,6 +47,12 @@ def loop(self):
 			data, addr = self.sock.recvfrom(128)
 			self.handle_rx(data.decode(), addr)
 
+	def desc_link(self):
+		(bind_addr, bind_port) = self.sock.getsockname()
+
+		return "L:%s:%u <-> R:%s:%u" \
+			% (bind_addr, bind_port, self.remote_addr, self.remote_port)
+
 	def send(self, data, remote = None):
 		if type(data) not in [bytearray, bytes]:
 			data = data.encode()