bump version to 0.1.10~2

Default value of 0 may be too harsh, especially given random Rx/Tx delay
in 1 SPS receive mode.

Transceiver52M/Makefile.am

@@ -21,7 +21,7 @@
 
 include $(top_srcdir)/Makefile.common
 
-AM_CPPFLAGS = -Wall $(STD_DEFINES_AND_INCLUDES) -I./common
+AM_CPPFLAGS = -Wall $(STD_DEFINES_AND_INCLUDES) -I${srcdir}/common
 AM_CXXFLAGS = -ldl -lpthread
 
 SUBDIRS = arm x86

Transceiver52M/Transceiver.cpp

@@ -71,7 +71,7 @@ TransceiverState::~TransceiverState()
   }
 }
 
-bool TransceiverState::init(int filler, size_t sps, float scale, size_t rtsc)
+bool TransceiverState::init(int filler, size_t sps, float scale, size_t rtsc, unsigned rach_delay)
 {
   signalVector *burst;
 
@@ -91,7 +91,7 @@ bool TransceiverState::init(int filler, size_t sps, float scale, size_t rtsc)
         burst = generateEdgeBurst(rtsc);
         break;
       case Transceiver::FILLER_ACCESS_RAND:
-        burst = genRandAccessBurst(sps, n);
+        burst = genRandAccessBurst(rach_delay, sps, n);
         break;
       case Transceiver::FILLER_ZERO:
       default:
@@ -122,7 +122,7 @@ Transceiver::Transceiver(int wBasePort,
     mTransmitLatency(wTransmitLatency), mRadioInterface(wRadioInterface),
     rssiOffset(wRssiOffset),
     mSPSTx(tx_sps), mSPSRx(rx_sps), mChans(chans), mOn(false),
-    mTxFreq(0.0), mRxFreq(0.0), mTSC(0), mMaxExpectedDelayAB(0), mMaxExpectedDelayNB(0),
+    mTxFreq(0.0), mRxFreq(0.0), mTSC(0), mMaxExpectedDelayAB(2*rx_sps), mMaxExpectedDelayNB(2*rx_sps),
     mWriteBurstToDiskMask(0)
 {
   txFullScale = mRadioInterface->fullScaleInputValue();
@@ -160,7 +160,7 @@ Transceiver::~Transceiver()
  * are still expected to report clock indications through control channel
  * activity.
  */
-bool Transceiver::init(int filler, size_t rtsc)
+bool Transceiver::init(int filler, size_t rtsc, unsigned rach_delay)
 {
   int d_srcport, d_dstport, c_srcport, c_dstport;
 
@@ -216,7 +216,7 @@ bool Transceiver::init(int filler, size_t rtsc)
     if (i && filler == FILLER_DUMMY)
       filler = FILLER_ZERO;
 
-    mStates[i].init(filler, mSPSTx, txFullScale, rtsc);
+    mStates[i].init(filler, mSPSTx, txFullScale, rtsc, rach_delay);
   }
 
   return true;
@@ -912,10 +912,11 @@ void Transceiver::driveReceiveRadio()
   }
 }
 
-void Transceiver::logRxBurst(SoftVector *burst, GSM::Time time, double dbm,
+void Transceiver::logRxBurst(size_t chan, SoftVector *burst, GSM::Time time, double dbm,
                              double rssi, double noise, double toa)
 {
   LOG(DEBUG) << std::fixed << std::right
+    << " chan: "   << chan
     << " time: "   << time
     << " RSSI: "   << std::setw(5) << std::setprecision(1) << rssi
                    << "dBFS/" << std::setw(6) << -dbm << "dBm"
@@ -948,7 +949,7 @@ void Transceiver::driveReceiveFIFO(size_t chan)
     nbits = gSlotLen * 3;
 
   dBm = RSSI + rssiOffset;
-  logRxBurst(rxBurst, burstTime, dBm, RSSI, noise, TOA);
+  logRxBurst(chan, rxBurst, burstTime, dBm, RSSI, noise, TOA);
 
   TOAint = (int) (TOA * 256.0 + 0.5); // round to closest integer
 

Transceiver52M/Transceiver.h

@@ -54,7 +54,7 @@ struct TransceiverState {
   ~TransceiverState();
 
   /* Initialize a multiframe slot in the filler table */
-  bool init(int filler, size_t sps, float scale, size_t rtsc);
+  bool init(int filler, size_t sps, float scale, size_t rtsc, unsigned rach_delay);
 
   int chanType[8];
 
@@ -107,7 +107,7 @@ public:
   ~Transceiver();
 
   /** Start the control loop */
-  bool init(int filler, size_t rtsc);
+  bool init(int filler, size_t rtsc, unsigned rach_delay);
 
   /** attach the radioInterface receive FIFO */
   bool receiveFIFO(VectorFIFO *wFIFO, size_t chan)
@@ -276,7 +276,7 @@ protected:
   /** set priority on current thread */
   void setPriority(float prio = 0.5) { mRadioInterface->setPriority(prio); }
 
-  void logRxBurst(SoftVector *burst, GSM::Time time, double dbm,
+  void logRxBurst(size_t chan, SoftVector *burst, GSM::Time time, double dbm,
                   double rssi, double noise, double toa);
 };
 

Transceiver52M/osmo-trx.cpp

@@ -75,6 +75,7 @@ struct trx_config {
 	unsigned rx_sps;
 	unsigned chans;
 	unsigned rtsc;
+	unsigned rach_delay;
 	bool extref;
 	Transceiver::FillerType filler;
 	bool diversity;
@@ -270,7 +271,7 @@ Transceiver *makeTransceiver(struct trx_config *config, RadioInterface *radio)
 	trx = new Transceiver(config->port, config->addr.c_str(),
 			      config->tx_sps, config->rx_sps, config->chans,
 			      GSM::Time(3,0), radio, config->rssi_offset);
-	if (!trx->init(config->filler, config->rtsc)) {
+	if (!trx->init(config->filler, config->rtsc, config->rach_delay)) {
 		LOG(ALERT) << "Failed to initialize transceiver";
 		delete trx;
 		return NULL;
@@ -322,8 +323,8 @@ static void print_help()
 		"  -c    Number of ARFCN channels (default=1)\n"
 		"  -f    Enable C0 filler table\n"
 		"  -o    Set baseband frequency offset (default=auto)\n"
-		"  -r    Random burst test mode with TSC\n"
+		"  -r    Random Normal Burst test mode with TSC\n"
-		"  -A    Random burst test mode with Access Bursts\n"
+		"  -A    Random Access Burst test mode with delay\n"
 		"  -R    RSSI to dBm offset in dB (default=0)\n"
 		"  -S    Swap channels (UmTRX only)\n",
 		"EMERG, ALERT, CRT, ERR, WARNING, NOTICE, INFO, DEBUG");
@@ -338,6 +339,7 @@ static void handle_options(int argc, char **argv, struct trx_config *config)
 	config->rx_sps = DEFAULT_RX_SPS;
 	config->chans = DEFAULT_CHANS;
 	config->rtsc = 0;
+	config->rach_delay = 0;
 	config->extref = false;
 	config->filler = Transceiver::FILLER_ZERO;
 	config->diversity = false;
@@ -346,7 +348,7 @@ static void handle_options(int argc, char **argv, struct trx_config *config)
 	config->swap_channels = false;
 	config->edge = false;
 
-	while ((option = getopt(argc, argv, "ha:l:i:p:c:dxfo:s:r:AR:Se")) != -1) {
+	while ((option = getopt(argc, argv, "ha:l:i:p:c:dxfo:s:r:A:R:Se")) != -1) {
 		switch (option) {
 		case 'h':
 			print_help();
@@ -387,6 +389,7 @@ static void handle_options(int argc, char **argv, struct trx_config *config)
 			config->filler = Transceiver::FILLER_NORM_RAND;
 			break;
 		case 'A':
+			config->rach_delay = atoi(optarg);
 			config->filler = Transceiver::FILLER_ACCESS_RAND;
 			break;
 		case 'R':
@@ -425,6 +428,12 @@ static void handle_options(int argc, char **argv, struct trx_config *config)
 		print_help();
 		exit(0);
 	}
+
+	if (config->rach_delay > 68) {
+		printf("RACH delay is too big %i\n\n", config->rach_delay);
+		print_help();
+		exit(0);
+	}
 }
 
 int main(int argc, char *argv[])

Transceiver52M/sigProcLib.cpp

@@ -1017,30 +1017,36 @@ signalVector *genRandNormalBurst(int tsc, int sps, int tn)
 /*
  * Generate a random GSM access burst.
  */
-signalVector *genRandAccessBurst(int sps, int tn)
+signalVector *genRandAccessBurst(int delay, int sps, int tn)
 {
   if ((tn < 0) || (tn > 7))
     return NULL;
   if ((sps != 1) && (sps != 4))
     return NULL;
+  if (delay > 68)
+    return NULL;
 
   int i = 0;
-  BitVector *bits = new BitVector(88);
+  BitVector *bits = new BitVector(88+delay);
   signalVector *burst;
 
+  /* delay */
+  for (; i < delay; i++)
+    (*bits)[i] = 0;
+
   /* head and synch bits */
-  for (int n = 0; i < 49; i++, n++)
+  for (int n = 0; i < 49+delay; i++, n++)
     (*bits)[i] = gRACHBurst[n];
 
   /* Random bits */
-  for (; i < 85; i++)
+  for (; i < 85+delay; i++)
     (*bits)[i] = rand() % 2;
 
   /* Tail bits */
-  for (; i < 88; i++)
+  for (; i < 88+delay; i++)
     (*bits)[i] = 0;
 
-  int guard = 68 + !(tn % 4);
+  int guard = 68-delay + !(tn % 4);
   burst = modulateBurst(*bits, guard, sps);
   delete bits;
 
@@ -1858,7 +1864,7 @@ int detectGeneralBurst(signalVector &rxBurst,
  *
  * Correlation window parameters:
  *   target: Tail bits + RACH length (reduced from 41 to a multiple of 4)
- *   head: Search 4 symbols before target
+ *   head: Search 8 symbols before target
  *   tail: Search 4 symbols + maximum expected delay
  */
 int detectRACHBurst(signalVector &rxBurst,
@@ -1872,7 +1878,7 @@ int detectRACHBurst(signalVector &rxBurst,
   CorrelationSequence *sync;
 
   target = 8 + 40;
-  head = 4;
+  head = 8;
   tail = 4 + maxTOA;
   sync = gRACHSequence;
 

Transceiver52M/sigProcLib.h

@@ -123,7 +123,7 @@ signalVector *generateEmptyBurst(int sps, int tn);
 signalVector *genRandNormalBurst(int tsc, int sps, int tn);
 
 /** Generate an access GSM burst with random payload - 4 or 1 SPS */
-signalVector *genRandAccessBurst(int sps, int tn);
+signalVector *genRandAccessBurst(int delay, int sps, int tn);
 
 /** Generate a dummy GSM burst - 4 or 1 SPS */
 signalVector *generateDummyBurst(int sps, int tn);

Transceiver52M/x86/Makefile.am

@@ -1,5 +1,5 @@
 if !ARCH_ARM
-AM_CFLAGS = -Wall -std=gnu99 -march=native -I../common
+AM_CFLAGS = -Wall -std=gnu99 -march=native -I${srcdir}/../common
 
 noinst_LTLIBRARIES = libarch.la
 

debian/changelog

@@ -1,3 +1,18 @@
+osmo-trx (0.1.10~2) trusty; urgency=medium
+
+  * c88385c makefile: Fix build from an external path.
+  * 0479562 EDGE: Fix demodulation slicer input
+  * d2b0703 uhd: Correct timing alignment in 8-PSK and GMSK downlink bursts
+
+ -- Alexander Chemeris <Alexander.Chemeris@gmail.com>  Sat, 30 Apr 2016 01:57:45 +0300
+
+osmo-trx (0.1.10~1) trusty; urgency=medium
+
+  * some EDGE support in master
+  * fairwaves/rach-filler branch
+
+ -- Kirill Zakharenko <earwin@gmail.com>  Sun, 27 Mar 2016 19:37:39 +0100
+
 osmo-trx (0.1.9) trusty; urgency=medium
 
   * Ask Ivan, really

debian/rules

@@ -5,6 +5,9 @@ DEB_BUILD_HARDENING=1
 %:
 	dh $@ --with autoreconf
 
+override_dh_auto_configure:
+	dh_auto_configure -- --without-sse CFLAGS="-DHAVE_SSE3 -march=atom -mtune=atom -O2" CXXFLAGS="-DHAVE_SSE3 -march=atom -mtune=atom -O2"
+
 override_dh_shlibdeps:
 	dh_shlibdeps --dpkg-shlibdeps-params=--ignore-missing-info