cgireadsettings.c

/*----------------------------------------------------------------------
 * Copyright (c) 2019 XIA LLC
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, 
 * with or without modification, are permitted provided 
 * that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above 
 *     copyright notice, this list of conditions and the 
 *     following disclaimer.
 *   * Redistributions in binary form must reproduce the 
 *     above copyright notice, this list of conditions and the 
 *     following disclaimer in the documentation and/or other 
 *     materials provided with the distribution.
 *   * Neither the name of XIA LLC
 *     nor the names of its contributors may be used to endorse 
 *     or promote products derived from this software without 
 *     specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
 * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
 * SUCH DAMAGE.
 *----------------------------------------------------------------------*/
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
#include <signal.h>
#include <errno.h>
#include <string.h>
#include <sys/mman.h>

#include "PixieNetDefs.h"
#include "PixieNetCommon.h"
#include "PixieNetConfig.h"

int main(void) {		 

  int ch;      // ch = abs ch. no; ch_k7 = ch. no in k7

   // **************** XIA code begins **********************


   
   // ******************* read ini file and fill struct with values ********************
  
  PixieNetFippiConfig fippiconfig;		// struct holding the input parameters
  const char *defaults_file = "defaults.ini";
  int rval = init_PixieNetFippiConfig_from_file( defaults_file, 0, &fippiconfig );   // first load defaults, do not allow missing parameters
  if( rval != 0 )
  {
    printf( "Failed to parse FPGA settings from %s, rval=%d\n", defaults_file, rval );
    return rval;
  }
  const char *settings_file = "settings.ini";
  rval = init_PixieNetFippiConfig_from_file( settings_file, 2, &fippiconfig );   // second override with user settings, do allow missing and no warning (2)
  if( rval != 0 )
  {
    printf( "Failed to parse FPGA settings from %s, rval=%d\n", settings_file, rval );
    return rval;
  }
  
  // always report all 32 channels, even those unused
  printf("channel,polarity,offset,analog gain,digital gain,tau,\n");
  for(ch=0;ch<NCHANNELS;ch++)                                           
      printf("%d,%d,%04f,%02f,%04f,%04f,\n",
         ch,
         ((fippiconfig.CHANNEL_CSRA[ch] & (1<<5))>0),    // CCSRA_INVERT_05
         fippiconfig.VOFFSET[ch],
         fippiconfig.ANALOG_GAIN[ch],
         fippiconfig.DIG_GAIN[ch],
         fippiconfig.TAU[ch]
       ); 
    // report key module parameters in the end
    printf("RUN_TYPE,0x%x,",fippiconfig.RUN_TYPE);
    printf("REQ_RUNTIME,%d,",(int)fippiconfig.REQ_RUNTIME);
    
    
   // REQ_RUNTIME,%d,\n", //UDP_OUTPUT,%d,\n", //WR_RUNTIME_CTRL,%d,\n",
   //      fippiconfig.RUN_TYPE, 
   //      fippiconfig.REQ_RUNTIME);
       //  fippiconfig.UDP_OUTPUT
        // (int)fippiconfig.WR_RUNTIME_CTRL);
      //  );


 // clean up  
 return 0;
}