From 78f2f508e6d4560ccf52e2cd0a7d4b779aa34c2a Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sat, 23 May 2009 16:56:52 +0000
Subject: Add user-configurable BSIC setting

---
 src/bsc_hack.c      |  4 ++++
 src/gsm_data.c      |  1 +
 src/vty_interface.c | 23 +++++++++++++++++++++--
 3 files changed, 26 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/bsc_hack.c b/src/bsc_hack.c
index 68080ce58..d4a477809 100644
--- a/src/bsc_hack.c
+++ b/src/bsc_hack.c
@@ -880,6 +880,10 @@ static void patch_tables(struct gsm_bts *bts)
 
 	/* patch Control Channel Description 10.5.2.11 */
 	type_3->control_channel_desc = bts->chan_desc;
+
+	/* patch BSIC */
+	msg_2[6] = bts->bsic;
+	nanobts_attr_bts[sizeof(nanobts_attr_bts)-1] = bts->bsic;
 }
 
 
diff --git a/src/gsm_data.c b/src/gsm_data.c
index 78f976514..a78425f95 100644
--- a/src/gsm_data.c
+++ b/src/gsm_data.c
@@ -109,6 +109,7 @@ struct gsm_network *gsm_network_init(unsigned int num_bts, enum gsm_bts_type bts
 		bts->nr = i;
 		bts->type = bts_type;
 		bts->tsc = HARDCODED_TSC;
+		bts->bsic = HARDCODED_BSIC;
 
 		for (j = 0; j < BTS_MAX_TRX; j++) {
 			struct gsm_bts_trx *trx = &bts->trx[j];
diff --git a/src/vty_interface.c b/src/vty_interface.c
index 6ff3b0cdf..b63c77474 100644
--- a/src/vty_interface.c
+++ b/src/vty_interface.c
@@ -105,9 +105,9 @@ static void e1isl_dump_vty(struct vty *vty, struct e1inp_sign_link *e1l)
 
 static void bts_dump_vty(struct vty *vty, struct gsm_bts *bts)
 {
-	vty_out(vty, "BTS %u is of %s type, has LAC %u, TSC %u and %u TRX%s",
+	vty_out(vty, "BTS %u is of %s type, has LAC %u, BSIC %u, TSC %u and %u TRX%s",
 		bts->nr, btstype2str(bts->type), bts->location_area_code,
-		bts->tsc, bts->num_trx, VTY_NEWLINE);
+		bts->bsic, bts->tsc, bts->num_trx, VTY_NEWLINE);
 	if (is_ipaccess_bts(bts))
 		vty_out(vty, "  Unit ID: %u/%u/0%s",
 			bts->ip_access.site_id, bts->ip_access.bts_id,
@@ -633,6 +633,25 @@ DEFUN(cfg_bts_tsc,
 	return CMD_SUCCESS;
 }
 
+DEFUN(cfg_bts_bsic,
+      cfg_bts_bsic_cmd,
+      "base_station_id_code <0-63>",
+      "Set the Base Station Identity Code (BSIC) of this BTS\n")
+{
+	struct gsm_bts *bts = vty->index;
+	int bsic = atoi(argv[0]);
+
+	if (bsic < 0 || bsic > 0x3f) {
+		vty_out(vty, "%% TSC %d is not in the valid range (0-255)%s",
+			bsic, VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+	bts->bsic = bsic;
+
+	return CMD_SUCCESS;
+}
+
+
 DEFUN(cfg_bts_unit_id,
       cfg_bts_unit_id_cmd,
       "unit_id <0-65534> <0-255>",
-- 
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