From fe052960b24ad1a6a7f6a2dd0dc81eb342d10aa4 Mon Sep 17 00:00:00 2001
From: Vadim Yanitskiy <vyanitskiy@sysmocom.de>
Date: Mon, 19 Oct 2020 13:27:09 +0700
Subject: library/L1CTL_Types: turn L1ctlTchMode into an enumerated type

Change-Id: Ib547b5984078bc6c6a66addb4622a471487c7342
Related: OS#4799
---
 library/L1CTL_Types.ttcn | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

(limited to 'library')

diff --git a/library/L1CTL_Types.ttcn b/library/L1CTL_Types.ttcn
index 44f04901..5c909665 100644
--- a/library/L1CTL_Types.ttcn
+++ b/library/L1CTL_Types.ttcn
@@ -140,7 +140,13 @@ module L1CTL_Types {
 	} with { variant "" };
 
 	/* gsm48_chan_mode */
-	type uint8_t L1ctlTchMode;
+	type enumerated L1ctlTchMode {
+		L1CTL_CHAN_MODE_SIGN		('00000000'B),	/* Signalling */
+		L1CTL_CHAN_MODE_SPEECH_V1	('00000001'B),	/* FR or HR codec */
+		L1CTL_CHAN_MODE_SPEECH_V2	('00100001'B),	/* EFR codec */
+		L1CTL_CHAN_MODE_SPEECH_V3	('01000001'B)	/* AMR codec */
+		/* Other modes are not supported for now */
+	} with { variant "FIELDLENGTH(8)" };
 
 	type record L1ctlAudioMode {
 		BIT4		padding,
@@ -572,7 +578,7 @@ module L1CTL_Types {
 		payload := {
 			dm_est_req := {
 				tsc := tsc,
-				tch_mode := 0,
+				tch_mode := L1CTL_CHAN_MODE_SIGN,
 				audio_mode := t_L1CTL_AudioModeNone
 			}
 		}
-- 
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