git-svn-id: http://svn.eurecom.fr/openair4G/trunk@4709 818b1a75-f10b-46b9-bf7c-635c3b92a50f

targets/ARCH/EXMIMO/USERSPACE/OCTAVE/oarf_config_exmimo.cc

@@ -21,11 +21,11 @@ static bool any_bad_argument(const octave_value_list &args)
   octave_value v,w;
   int i;
 
-  if (args.length()!=16)
+  if (args.length()!=17)
     {
       error(FCNNAME);
       error("Wrong number of parameters! Did you add the card number as first parameter?");
-      error("syntax: oarf_config_exmimo(card,freqrx,freq_tx,tdd_config,syncmode,rxgain,txgain,eNB_flag,rf_mode,rx_dc,rf_local,rf_vcolocal,rffe_rxg_low,rffe_rxg_final,autocal)");
+      error("syntax: oarf_config_exmimo(card,freqrx,freq_tx,tdd_config,syncmode,rxgain,txgain,eNB_flag,rf_mode,rx_dc,rf_local,rf_vcolocal,rffe_rxg_low,rffe_rxg_final,autocal,resampling_factor)");
       return true;
     }
 
@@ -246,6 +246,23 @@ static bool any_bad_argument(const octave_value_list &args)
     error("number of columns for autocal must be 4\n");
   }
 
+  v = args(16);
+  if (v.columns() == 4)
+    {
+      for (i=0;i<v.columns();i++)
+        {
+          if ((v.row_vector_value()(i)<0.0) || (v.row_vector_value()(i)>2.0)) {
+            error(FCNNAME);
+            error("resampling_factor %d must be 0, 1 or 2 (got %f).",i,v.row_vector_value()(i));
+            return true;
+          }
+        }
+    }
+  else {
+    error(FCNNAME);
+    error("number of columns for resampling_factor must be 4\n");
+  }
+
 
   if ( !args(0).is_real_scalar() )
     {
@@ -284,6 +301,7 @@ DEFUN_DLD (oarf_config_exmimo, args, nargout,"configure the openair interface -
   RowVector rffe_rxg_final = args(13).row_vector_value();
   RowVector rffe_band      = args(14).row_vector_value();
   RowVector autocal        = args(15).row_vector_value();
+  RowVector resampling_factor = args(16).row_vector_value();
   int rffe_band_int;
     
   exmimo_config_t *p_exmimo_config;
@@ -301,6 +319,8 @@ DEFUN_DLD (oarf_config_exmimo, args, nargout,"configure the openair interface -
 	error("Error mapping bigshm");
       if (ret == -3)
 	error("Error mapping RX or TX buffer");
+      if (ret == -5)
+        error("Error Firmware/Software do not match");
       return octave_value(ret);
     }
 
@@ -332,7 +352,7 @@ DEFUN_DLD (oarf_config_exmimo, args, nargout,"configure the openair interface -
       p_exmimo_config->framing.eNB_flag   = eNB_flag;
       p_exmimo_config->framing.tdd_config = tdd_config;
       p_exmimo_config->framing.multicard_syncmode = multicard_syncmode;
-      p_exmimo_config->framing.resampling_factor = 2;
+//      p_exmimo_config->framing.resampling_factor = 2;
 
       for (ant=0; ant<4; ant++)
         {
@@ -351,7 +371,7 @@ DEFUN_DLD (oarf_config_exmimo, args, nargout,"configure the openair interface -
 	  p_exmimo_config->rf.rffe_gain_txhigh[ant] = 31;
 	  p_exmimo_config->rf.rffe_gain_rxfinal[ant] = rffe_rxg_final(ant);
 	  p_exmimo_config->rf.rffe_gain_rxlow[ant] = rffe_rxg_low(ant);
-	  
+          p_exmimo_config->framing.resampling_factor[ant] = resampling_factor(ant); 
 	  rffe_band_int = (int) rffe_band(ant);
 	  switch (rffe_band_int) {
 	  case 0:

targets/ARCH/EXMIMO/USERSPACE/OCTAVE/oarf_get_frame.cc

@@ -85,6 +85,7 @@ DEFUN_DLD (oarf_get_frame, args, nargout,"Get frame")
     int i,aa;
     short *rx_sig[MAX_CARDS * MAX_ANTENNAS];
     int ret;
+    int frame_length_samples=0;
 
     ret = openair0_open();
     if ( ret != 0 )
@@ -131,7 +132,18 @@ DEFUN_DLD (oarf_get_frame, args, nargout,"Get frame")
         printf("\n");
     }
    
-    ComplexMatrix dx (FRAME_LENGTH_COMPLEX_SAMPLES, numant);
+    if (openair0_exmimo_pci[0].exmimo_config_ptr->framing.resampling_factor[0] == 2)
+      frame_length_samples = FRAME_LENGTH_COMPLEX_SAMPLES;
+    else if (openair0_exmimo_pci[0].exmimo_config_ptr->framing.resampling_factor[0] == 1)
+      frame_length_samples = FRAME_LENGTH_COMPLEX_SAMPLES*2;
+    else if (openair0_exmimo_pci[0].exmimo_config_ptr->framing.resampling_factor[0] == 0)
+      frame_length_samples = FRAME_LENGTH_COMPLEX_SAMPLES*4;
+    else
+      frame_length_samples = FRAME_LENGTH_COMPLEX_SAMPLES;
+
+    printf("Info : Only resampling_factor of channel 0 is taken into account for copying received frame for all the other chains\n");
+
+    ComplexMatrix dx (frame_length_samples, numant);
 
     /*
     // set the tx buffer to 0x00010001 to put switch in rx mode
@@ -152,13 +164,13 @@ DEFUN_DLD (oarf_get_frame, args, nargout,"Get frame")
             
         //printf("adc_head[%i] = %p ", i, rx_sig[i]);
     }
-    printf("\n");
+    printf("frame length samples : %d\n",frame_length_samples);
 
     //  msg("Getting buffer...\n");
     if ( no_getframe_ioctl == 0)
         openair0_get_frame(card);
 
-    for (i=0; i<FRAME_LENGTH_COMPLEX_SAMPLES; i++)
+    for (i=0; i<frame_length_samples; i++)
         for (aa=0; aa<numant; aa++)
             dx(i, aa) = Complex( rx_sig[aa][i*2], rx_sig[aa][i*2+1] );
     

targets/ARCH/EXMIMO/USERSPACE/OCTAVE/oarf_send_frame.cc

@@ -61,6 +61,7 @@ DEFUN_DLD (oarf_send_frame, args, nargout,"Send frame")
     octave_value returnvalue;
     int i, ret;
     unsigned int length,aa,nbits, numcols;
+    unsigned int resampling_factor[4];
     int dummy=0;
 
     ret = openair0_open();
@@ -85,13 +86,25 @@ DEFUN_DLD (oarf_send_frame, args, nargout,"Send frame")
     
     printf("colums = %d, rows = %d\n\n\n", numcols, args(1).rows());
 
-    if ( numcols<1 || (numcols > openair0_num_antennas[card]) || (args(1).rows()!=76800))
+    if ( numcols<1 || (numcols > openair0_num_antennas[card]))
     {
         error(FCNNAME);
-        error("input array must be of size (%d, 1..%d).", 76800, openair0_num_antennas[card]);
+        error("input array must be of column size 1..%d.", openair0_num_antennas[card]);
         return octave_value_list();
     }
     
+    for (i=0;i<4;i++)
+      resampling_factor[i] = (openair0_exmimo_pci[card].exmimo_config_ptr)->framing.resampling_factor[i];
+    
+    for (i=0;i<numcols;i++){
+    if (args(1).rows()<(76800*(1 << (2-resampling_factor[i]))))
+    {
+        error(FCNNAME);
+        error("input array column number %d must be of size %d.",i,(76800*(1 << (2-resampling_factor[i]))));
+        return octave_value_list();
+    }  
+    }
+
     if ((openair0_exmimo_pci[card].exmimo_config_ptr->framing.tdd_config & TXRXSWITCH_MASK) != TXRXSWITCH_TESTTX)
       printf("Warning: tdd_config is not set to TXRXSWITCH_TESTTX! You better know what you are doing! :)\n");
 
@@ -102,7 +115,7 @@ DEFUN_DLD (oarf_send_frame, args, nargout,"Send frame")
     {
         if (nbits==16)
         {
-            for (i=0;i<76800;i++)
+            for (i=0;i<(76800*(1 << (2-resampling_factor[aa])));i++)
             {
                 if (i<64)
                     printf("%d: %d,%d\n",i,(short)real(dx(i,aa)),(short)imag(dx(i,aa)));
@@ -112,7 +125,7 @@ DEFUN_DLD (oarf_send_frame, args, nargout,"Send frame")
         }
         else if (nbits==8)
         {
-            for (i=0;i<76800;i++)
+            for (i=0;i<(76800*(1 << (2-resampling_factor[aa])));i++)
             {
                 if (i<64)
                     printf("%d: %d,%d\n",i,char(real(dx(i,aa))),char(imag(dx(i,aa))));

targets/ARCH/EXMIMO/USERSPACE/OCTAVE/oarf_stop_without_reset.cc

+// Riadh Ghaddab - created 2013-10-24
+// see http://www.gnu.org/software/octave/doc/interpreter/Dynamically-Linked-Functions.html#Dynamically-Linked-Functions
+// and http://wiki.octave.org/wiki.pl?CodaTutorial
+// and http://octave.sourceforge.net/coda/c58.html
+// compilation: see Makefile
+
+
+#include <octave/oct.h>
+
+extern "C" {
+#include "openair0_lib.h"
+}
+
+#define FCNNAME "oarf_stop_without_reset"
+
+#define TRACE 1
+
+
+static bool any_bad_argument(const octave_value_list &args)
+{
+    octave_value v;
+    if (args.length()!=1)
+    {
+        error(FCNNAME);
+        error("syntax: oarf_stop(card)");
+        return true;
+    }
+
+    v=args(0);
+    if ((!v.is_real_scalar()) || (v.scalar_value() < -1) || (floor(v.scalar_value()) != v.scalar_value()) || (v.scalar_value() >= MAX_CARDS))
+    {
+        error(FCNNAME);
+        error("card must be 0..number of cards-1.\nUse card = -1 to stop all cards.\n");
+        return true;
+    }
+
+    return false;
+}
+
+DEFUN_DLD (oarf_stop, args, nargout,"Stop RT acquisition and write registers.")
+{
+    int a,b;
+    if (any_bad_argument(args))
+       return octave_value_list();
+
+    int card = args(0).int_value();
+    int ret;
+
+    octave_value returnvalue;
+
+    ret = openair0_open();
+    if ( ret != 0 )
+    {
+        error(FCNNAME);
+        if (ret == -1)
+            error("Error opening /dev/openair0");
+        if (ret == -2)
+            error("Error mapping bigshm");
+        if (ret == -3)
+            error("Error mapping RX or TX buffer");
+        return octave_value(ret);
+    }
+
+    if (card <-1 || card >= openair0_num_detected_cards)
+        error("Invalid card number (num detected cards: %d, card: %d)!", openair0_num_detected_cards, card);
+
+    if (card == -1) {
+        for (card = 0; card < openair0_num_detected_cards; card++)
+            returnvalue = openair0_stop( card );
+    } else
+        returnvalue = openair0_stop_without_reset( card );
+
+    openair0_close( );
+
+    return octave_value(returnvalue);
+}
+