[MERGED] osmo-bts[master]: VIRT-PHY: Added test option for fast hyperframe repeat.

[Harald Welte]

Harald Welte has submitted this change and it was merged.

Change subject: VIRT-PHY: Added test option for fast hyperframe repeat.
......................................................................


VIRT-PHY: Added test option for fast hyperframe repeat.

Frame number will restart at 0 after each superframe (approx. 6.1 sec)
if enabled. Can be enabled by preprocessor define.

Change-Id: If3adf14df5fcd8daf53363c27b3772c42d7122e9
---
M src/osmo-bts-virtual/scheduler_virtbts.c
1 file changed, 8 insertions(+), 0 deletions(-)

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



diff --git a/src/osmo-bts-virtual/scheduler_virtbts.c b/src/osmo-bts-virtual/scheduler_virtbts.c
index df6fbeb..9b52864 100644
--- a/src/osmo-bts-virtual/scheduler_virtbts.c
+++ b/src/osmo-bts-virtual/scheduler_virtbts.c
@@ -43,6 +43,8 @@
 #include "virtual_um.h"
 #include "l1_if.h"
 
+#define MODULO_HYPERFRAME 0
+
 static const char *gsmtap_hdr_stringify(const struct gsmtap_hdr *gh)
 {
 	static char buf[256];
@@ -81,7 +83,13 @@
 	else
 		gsmtap_chantype = chantype_rsl2gsmtap(rsl_chantype, chdesc->link_id); /* the logical channel type */
 
+#if MODULO_HYPERFRAME
+	/* Restart fn after every superframe (26 * 51 frames) to simulate hyperframe overflow each 6 seconds. */
+	fn %= 26 * 51;
+#endif
+
 	outmsg = gsmtap_makemsg(arfcn, timeslot, gsmtap_chantype, subslot, fn, signal_dbm, snr, data, data_len);
+
 	if (outmsg) {
 		struct phy_instance *pinst = trx_phy_instance(l1t->trx);
 		struct gsmtap_hdr *gh = (struct gsmtap_hdr *)msgb_data(outmsg);

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Gerrit-MessageType: merged
Gerrit-Change-Id: If3adf14df5fcd8daf53363c27b3772c42d7122e9
Gerrit-PatchSet: 5
Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: BastusIII <sebastian.stumpf87 at googlemail.com>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder