jolly has submitted this change. (
https://gerrit.osmocom.org/c/osmocom-bb/+/34528?usp=email )
(
3 is the latest approved patch-set.
No files were changed between the latest approved patch-set and the submitted
one.
)Change subject: ASCI: Add interface for group receive/transmit mode support
to RR layer
......................................................................
ASCI: Add interface for group receive/transmit mode support to RR layer
This patch includes new messages and description. The are used to bring
RR layer into group receive mode and from there in group transmit mode
and back.
Related: OS#5364
Change-Id: I1abd56c63d15af1cff8bde7589a571cb5bb5506f
---
M src/host/layer23/include/osmocom/bb/mobile/gsm48_rr.h
M src/host/layer23/src/mobile/gsm48_rr.c
2 files changed, 48 insertions(+), 0 deletions(-)
Approvals:
laforge: Looks good to me, but someone else must approve
Jenkins Builder: Verified
fixeria: Looks good to me, approved
diff --git a/src/host/layer23/include/osmocom/bb/mobile/gsm48_rr.h
b/src/host/layer23/include/osmocom/bb/mobile/gsm48_rr.h
index fb07cc9..6bc2f28 100644
--- a/src/host/layer23/include/osmocom/bb/mobile/gsm48_rr.h
+++ b/src/host/layer23/include/osmocom/bb/mobile/gsm48_rr.h
@@ -23,6 +23,15 @@
#define GSM48_RR_ABORT_REQ 0x60
#define GSM48_RR_ABORT_IND 0x62
#define GSM48_RR_ACT_REQ 0x70
+/* These are non-stadard primitives, used for group receive/transmit modes. */
+#define GSM48_RR_GROUP_REQ 0x80 /* Join a group channel
in group receive mode. */
+#define GSM48_RR_GROUP_CNF 0x81 /* Group channel has
been joined. */
+#define GSM48_RR_GROUP_REL_REQ 0x84 /* Release group
channel. */
+#define GSM48_RR_GROUP_REL_IND 0x86 /* Group channel has
been released or failed. */
+#define GSM48_RR_UPLINK_REQ 0x90 /* Request uplink for
group transmit mode. */
+#define GSM48_RR_UPLINK_CNF 0x91 /* Access granted. */
+#define GSM48_RR_UPLINK_REL_REQ 0x94 /* Release uplink for
group receive mode. */
+#define GSM48_RR_UPLINK_REL_IND 0x96 /* Access denied or
failed or uplink released. */
#define RR_EST_CAUSE_EMERGENCY 1
#define RR_EST_CAUSE_REESTAB_TCH_F 2
@@ -45,6 +54,8 @@
#define RR_REL_CAUSE_EMERGENCY_ONLY 6
#define RR_REL_CAUSE_LOST_SIGNAL 7
#define RR_REL_CAUSE_LINK_FAILURE 8
+#define RR_REL_CAUSE_UPLINK_BUSY 9
+#define RR_REL_CAUSE_UPLINK_REJECTED 10
#define RR_SYNC_CAUSE_CIPHERING 1
diff --git a/src/host/layer23/src/mobile/gsm48_rr.c
b/src/host/layer23/src/mobile/gsm48_rr.c
index df762d8..e5e2162 100644
--- a/src/host/layer23/src/mobile/gsm48_rr.c
+++ b/src/host/layer23/src/mobile/gsm48_rr.c
@@ -34,6 +34,21 @@
* When the assignment or handover fails, the old channel is activate and the
* link is established again. Also pending messages are sent.
*
+ * New primitives are invented for group/broadcast calls. They are not
+ * specified in any recommendation. They are:
+ *
+ * GSM48_MM_EVENT_NOTIFICATION: Notify MM layer about received/ceased call.
+ * GSM48_MM_EVENT_UPLINK_BUSY: Notify MM layer about uplink becoming busy.
+ * GSM48_MM_EVENT_UPLINK_FREE: Notify MM layer about uplink becoming free.
+ *
+ * RR_GROUP_REQ: The MM layer requests group channel in receive mode.
+ * RR_GROUP_CNF: The RR confirms group channel.
+ * RR_GROUP_REL_REQ: The MM layer releases group channel.
+ * RR_GROUP_REL_IND: The RR indicates/confirms release of group channel.
+ * RR_UPLINK_REQ: The MM layer requests uplink (group transmit mode).
+ * RR_UPLINK_CNF: The RR layer confirms uplink. (Uplink was granted.)
+ * RR_UPLINK_REL_REQ: The MM layer requests release of uplink.
+ * RR_UPLINK_REL_IND: The RR layer indicates/confirms release of uplink
*/
/* Testing delayed (immediate) assignment / handover
@@ -463,6 +478,14 @@
{ GSM48_RR_ABORT_REQ, "RR_ABORT_REQ" },
{ GSM48_RR_ABORT_IND, "RR_ABORT_IND" },
{ GSM48_RR_ACT_REQ, "RR_ACT_REQ" },
+ { GSM48_RR_GROUP_REQ, "RR_GROUP_REQ" },
+ { GSM48_RR_GROUP_CNF, "RR_GROUP_CNF" },
+ { GSM48_RR_GROUP_REL_REQ, "RR_GROUP_REL_REQ" },
+ { GSM48_RR_GROUP_REL_IND, "RR_GROUP_REL_IND" },
+ { GSM48_RR_UPLINK_REQ, "RR_UPLINK_REQ" },
+ { GSM48_RR_UPLINK_CNF, "RR_UPLINK_CNF" },
+ { GSM48_RR_UPLINK_REL_REQ, "RR_UPLINK_REL_REQ" },
+ { GSM48_RR_UPLINK_REL_IND, "RR_UPLINK_REL_IND" },
{ 0, NULL }
};
--
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Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-Change-Id: I1abd56c63d15af1cff8bde7589a571cb5bb5506f
Gerrit-Change-Number: 34528
Gerrit-PatchSet: 5
Gerrit-Owner: jolly <andr...@eversberg.eu>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: fixeria <vyanits...@sysmocom.de>
Gerrit-Reviewer: jolly <andr...@eversberg.eu>
Gerrit-Reviewer: laforge <lafo...@osmocom.org>
Gerrit-CC: pespin <pes...@sysmocom.de>
Gerrit-MessageType: merged
