sis3820.c

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/********************************************************************\

  Name:         sis3820.c
  Created by:   Thomas Prokscha, PSI

  Contents:     SIS VME multi-scaler 3820 functions

  $Id$

\********************************************************************/

/*===========================================================================*/
/* Headers                                                                   */
/*===========================================================================*/
#include <stdio.h>
/*
#include <errno.h>
#include <string.h>
*/
#include <sys/types.h>

/* SIS 3100/1100 VME-PCI specific  */
#include "dev/pci/sis1100_var.h"
#include "sis3100_vme_calls.h"

/* SIS 3820 Scaler module specific */
#include "sis3820.h"

/*----- sis3820_key_reset ------------------------------------------------------*/
int sis3820_key_reset(int device, u_int32_t sis3820_base)
{
 int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
 status = vme_A32D32_write(device, sis3820_base+SIS3820_KEY_RESET, SIS3820_KEY_RESET);
#endif
 return status;
}

/*------ sis3820_key_enable -----------------------------------------------------*/
int sis3820_key_enable(int device, u_int32_t sis3820_base)
{
 int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
 status = vme_A32D32_write(device, sis3820_base+SIS3820_KEY_OPERATION_ENABLE, SIS3820_KEY_OPERATION_ENABLE);
#endif
 return status;
}

/*------- sis3820_key_disable ----------------------------------------------------*/
int sis3820_key_disable(int device, u_int32_t sis3820_base)
{
 int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
 status = vme_A32D32_write(device, sis3820_base+SIS3820_KEY_OPERATION_DISABLE, SIS3820_KEY_OPERATION_DISABLE);
#endif
 return status;
}

/*------------------------------------------------------------------------------*/
int sis3820_operation_mode_read(int device, u_int32_t sis3820_base, u_int32_t* mode)
{
 int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
 status = vme_A32D32_read(device, sis3820_base+SIS3820_OPERATION_MODE, mode);
#endif
 return status;
}

/*------- sis3820_operation_mode_write -----------------------------------------*/
/*------------------------------------------------------------------------------*/
int sis3820_operation_mode_write(int device, u_int32_t sis3820_base, u_int32_t mode)
{
 int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
 status = vme_A32D32_write(device, sis3820_base+SIS3820_OPERATION_MODE, mode);
#endif
 return status;
}

/*------------------------------------------------------------------------------*/
int sis3820_modid_read(int device, u_int32_t sis3820_base, u_int32_t* modid)
{
  int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
  status = vme_A32D32_read(device, sis3820_base+SIS3820_MODID, modid);
#endif
  return status;
}

/*------------------------------------------------------------------------------*/
int sis3820_control_read(int device, u_int32_t sis3820_base, u_int32_t* control_status)
{
  int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
  status = vme_A32D32_read(device, sis3820_base+SIS3820_CONTROL_STATUS, control_status);
#endif
  return status;
}

/*------- sis3820_control_write -----------------------------------------*/
int sis3820_control_write(int device, u_int32_t sis3820_base, u_int32_t control_status)
{
  int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
  status = vme_A32D32_write(device, sis3820_base+SIS3820_CONTROL_STATUS, control_status);
#endif
  return status;
}

/*------- sis3820_copy_disable_channel -------------------------------------------*/
int sis3820_copy_disable_channel(int device, u_int32_t sis3820_base, u_int32_t channel_disable)
{
 int status;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
 status = vme_A32D32_write(device, sis3820_base+SIS3820_COPY_DISABLE, channel_disable);
#endif
 return status;
}

/*-------- sis3820_scaler_read ----------------------------------------------------*/
int sis3820_scaler_read(int device, u_int32_t sis3820_base, int mode, int nwords, u_int32_t* data)
{
  int status ;
  int gotwords;

#ifdef HAVE_TEST_RUN
 status = 0;
#else
  status = -2;

  switch (mode)
  {
    case A32BLT32:
        status = vme_A32BLT32_read(device, sis3820_base+SIS3820_COUNTER_CH1, data, nwords, &gotwords) ;
        if ( nwords != gotwords )
        {
         printf("sis3820_scaler_read-E- Severe error, words requested %d != gotwords %d \n", nwords, gotwords);
         status = -1;
        }
        break;

    case A32MBLT64:
        status = vme_A32MBLT64_read(device, sis3820_base+SIS3820_SDRAM_BASE, data, nwords,&gotwords);
        if ( nwords != gotwords )
        {
         printf("sis3820_scaler_read-E- Severe error, words requested %d != gotwords %d \n", nwords, gotwords);
         status = -1;
        }
        break;

    case A32_2eVME:
        status = vme_A32_2EVME_read(device, sis3820_base+SIS3820_SDRAM_BASE, data, nwords, &gotwords) ;
        if ( nwords != gotwords )
        {
         printf("sis3820_scaler_read-E- Severe error, words requested %d != gotwords %d \n", nwords, gotwords);
         status = -1;
        }
        break;

    default:
        break;
  }
#endif
  return status;
}