epics-base/src/rec/egeventRecord.c

/*************************************************************************\
* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
*     National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
*     Operator of Los Alamos National Laboratory.
* EPICS BASE Versions 3.13.7
* and higher are distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution. 
\*************************************************************************/
/*
 *      Author:	John Winans
 *      Date:	8/27/93
 *
 */

#include <stddef.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>

#include "dbDefs.h"
#include "epicsPrint.h"
#include "alarm.h"
#include "dbAccess.h"
#include "dbEvent.h"
#include "dbFldTypes.h"
#include "devSup.h"
#include "errMdef.h"
#include "recSup.h"
#include "recGbl.h"

#include "egRecord.h"
#define GEN_SIZE_OFFSET
#include "egeventRecord.h"
#undef  GEN_SIZE_OFFSET
#include "egDefs.h"
#include "epicsExport.h"

#define STATIC	static

STATIC void EgEventMonitor(struct egeventRecord *pRec);

/* Create RSET - Record Support Entry Table*/
#define report NULL
#define initialize NULL
STATIC long EgEventInitRec(struct egeventRecord *, int);
STATIC long EgEventProc(struct egeventRecord *);
#define special NULL
#define get_value NULL
#define cvt_dbaddr NULL
#define get_array_info NULL
#define put_array_info NULL
#define get_units NULL
#define get_precision NULL
#define get_enum_str NULL
#define get_enum_strs NULL
#define put_enum_str NULL
static long get_graphic_double(struct dbAddr *paddr, struct dbr_grDouble *pgd);
static long get_control_double(struct dbAddr *paddr, struct dbr_ctrlDouble *pcd);
static long get_alarm_double(struct dbAddr *paddr, struct dbr_alDouble *pad);

rset egeventRSET={
	RSETNUMBER,
	report,
	initialize,
	EgEventInitRec,
	EgEventProc,
	special,
	get_value,
	cvt_dbaddr,
	get_array_info,
	put_array_info,
	get_units,
	get_precision,
	get_enum_str,
	get_enum_strs,
	put_enum_str,
	get_graphic_double,
	get_control_double,
	get_alarm_double
};
epicsExportAddress(rset,egeventRSET);



STATIC long EgEventInitRec(struct egeventRecord *pRec, int pass)
{
  EgDsetStruct	*pDset = (EgDsetStruct *) pRec->dset;

printf("EgEventInitRec(%s, %d)\n", pRec->name, pass);
  if (pass == 1)
  {
    /* Init the card via driver calls */
    /* Make sure we have a usable device support module */
    if (pDset == NULL)
    {
      recGblRecordError(S_dev_noDSET,(void *)pRec, "eg: EgEventInitRec");
      return(S_dev_noDSET);
    }
    if (pDset->number < 5)
    {
      recGblRecordError(S_dev_missingSup,(void *)pRec, "eg: EgEventInitRec");
      return(S_dev_missingSup);
    }
    if( pDset->initRec != NULL)
      return(*pDset->initRec)((void *)pRec);
  }
  return(0);
}
/******************************************************************************
 ******************************************************************************/
STATIC long EgEventProc(struct egeventRecord *pRec)
{
  EgDsetStruct  *pDset = (EgDsetStruct *) pRec->dset;

  pRec->pact=TRUE;

  if (pRec->tpro > 10)
    printf("recEgEvent::EgEventProc(%s) entered\n",  pRec->name);

  if (pDset->proc)
    (*pDset->proc)((void *)pRec);

  /* Take care of time stamps and such */
  pRec->udf=FALSE;
  /* tsLocalTime(&pRec->time);*/
  recGblGetTimeStamp(pRec);

  /* Deal with monitor stuff */
  EgEventMonitor(pRec);
  /* process the forward scan link record */
  recGblFwdLink(pRec);

  pRec->pact=FALSE;
  return(0);
}

/******************************************************************************
 *
 ******************************************************************************/
STATIC void EgEventMonitor(struct egeventRecord *pRec)
{
  unsigned short  monitor_mask;

  monitor_mask = recGblResetAlarms(pRec);
  monitor_mask |= (DBE_VALUE | DBE_LOG);
  db_post_events(pRec, &pRec->val, monitor_mask);
#if 0 /* this is done in the device support code */
  db_post_events(pRec, &pRec->adly, monitor_mask);
  db_post_events(pRec, &pRec->dpos, monitor_mask);
  db_post_events(pRec, &pRec->apos, monitor_mask);
#endif
  return;
}
/******************************************************************************
 *
 *
 ******************************************************************************/
static long get_graphic_double(struct dbAddr *paddr, struct dbr_grDouble *pgd)
{
    struct egeventRecord     *pRec=(struct egeventRecord *)paddr->precord;
 
  if(paddr->pfield==(void *)&pRec->val)
  {
    pgd->upper_disp_limit = 0;
    pgd->lower_disp_limit = 0;
  }
  else if(paddr->pfield==(void *)&pRec->dely
	 || paddr->pfield==(void *)&pRec->adly
	 || paddr->pfield==(void *)&pRec->dpos
	 || paddr->pfield==(void *)&pRec->apos)
  {
    pgd->upper_disp_limit = (32*1024) - 1;
    pgd->lower_disp_limit = 0;
  }
  else if(paddr->pfield==(void *)&pRec->enm)
  {
    pgd->upper_disp_limit = 255;
    pgd->lower_disp_limit = 0;
  }
  else 
    recGblGetGraphicDouble(paddr,pgd);
  return(0);
}
 
static long get_control_double(struct dbAddr *paddr, struct dbr_ctrlDouble *pcd)
{
  struct egeventRecord     *pRec=(struct egeventRecord *)paddr->precord;
 
  if(paddr->pfield==(void *)&pRec->val)
  {
    pcd->upper_ctrl_limit = 0;
    pcd->lower_ctrl_limit = 1;
  }
  else if(paddr->pfield==(void *)&pRec->dely
	 || paddr->pfield==(void *)&pRec->adly
	 || paddr->pfield==(void *)&pRec->dpos
	 || paddr->pfield==(void *)&pRec->apos)
  {
    pcd->upper_ctrl_limit = (32*1024) -1;
    pcd->lower_ctrl_limit = 0;
  }
  else
    recGblGetControlDouble(paddr,pcd);
    return(0);
}
 
static long get_alarm_double(struct dbAddr *paddr, struct dbr_alDouble *pad)
{
#if 0
  {
     pad->upper_alarm_limit = 2;
     pad->upper_warning_limit = 2;
     pad->lower_warning_limit = -1;
     pad->lower_alarm_limit = -1;
  } else 
#endif
    recGblGetAlarmDouble(paddr,pad);
  return(0);
}