Change in osmocom-bb[master]: l1ctl_proto.h: add extended RACH (11-bit) request message

Vadim Yanitskiy gerrit-no-reply at lists.osmocom.org
Mon Apr 22 09:18:07 UTC 2019


Vadim Yanitskiy has submitted this change and it was merged. ( https://gerrit.osmocom.org/13731 )

Change subject: l1ctl_proto.h: add extended RACH (11-bit) request message
......................................................................

l1ctl_proto.h: add extended RACH (11-bit) request message

According to 3GPP TS 04.60, section 11.2.5a, the extended (11-bit)
Access Burst on RACH/PRACH is used by the MS to indicate its EGPRS
capability. One of the alternative synch. sequences (see 3GPP TS
05.02, TS1 and TS2) shall be used.

Change-Id: Iae0267a31b3314c990eb41acb2f570ca3219021c
---
M include/l1ctl_proto.h
1 file changed, 12 insertions(+), 0 deletions(-)

Approvals:
  Vadim Yanitskiy: Verified
  Jenkins Builder: Verified
  Harald Welte: Looks good to me, approved



diff --git a/include/l1ctl_proto.h b/include/l1ctl_proto.h
index c6156f5..05d65de 100644
--- a/include/l1ctl_proto.h
+++ b/include/l1ctl_proto.h
@@ -64,6 +64,9 @@
 
 	L1CTL_DATA_TBF_REQ,
 	L1CTL_DATA_TBF_CONF,
+
+	/* Extended (11-bit) RACH (see 3GPP TS 05.02, section 5.2.7) */
+	L1CTL_EXT_RACH_REQ,
 };
 
 enum ccch_mode {
@@ -238,6 +241,15 @@
 	uint16_t offset;
 } __attribute__((packed));
 
+
+/* the l1_info_ul header is in front */
+struct l1ctl_ext_rach_req {
+	uint16_t ra11;
+	uint8_t synch_seq;
+	uint8_t combined;
+	uint16_t offset;
+} __attribute__((packed));
+
 /* the l1_info_ul header is in front */
 struct l1ctl_par_req {
 	int8_t ta;

-- 
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Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: Iae0267a31b3314c990eb41acb2f570ca3219021c
Gerrit-Change-Number: 13731
Gerrit-PatchSet: 2
Gerrit-Owner: Vadim Yanitskiy <axilirator at gmail.com>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder (1000002)
Gerrit-Reviewer: Vadim Yanitskiy <axilirator at gmail.com>
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