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pcas/src/dev/devAoSoftRaw.c
1993-06-03 14:07:30 +00:00

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/* devAoSoftRaw.c */
/* share/src/dev @(#)devAoSoftRaw.c 1.6 4/6/92 */
/* Device Support Routines for soft raw Analog Output Records*/
/*
* Author: Janet Anderson
* Date: 09-25-91
*
* Experimental Physics and Industrial Control System (EPICS)
*
* Copyright 1991, the Regents of the University of California,
* and the University of Chicago Board of Governors.
*
* This software was produced under U.S. Government contracts:
* (W-7405-ENG-36) at the Los Alamos National Laboratory,
* and (W-31-109-ENG-38) at Argonne National Laboratory.
*
* Initial development by:
* The Controls and Automation Group (AT-8)
* Ground Test Accelerator
* Accelerator Technology Division
* Los Alamos National Laboratory
*
* Co-developed with
* The Controls and Computing Group
* Accelerator Systems Division
* Advanced Photon Source
* Argonne National Laboratory
*
* Modification Log:
* -----------------
* .01 11-11-91 jba Moved set of alarm stat and sevr to macros
* .02 03-04-92 jba Added special_linconv
* .03 03-13-92 jba ANSI C changes
* .04 10-10-92 jba replaced code with recGblGetLinkValue call
* ...
*/
#include <vxWorks.h>
#include <types.h>
#include <stdioLib.h>
#include <string.h>
#include <alarm.h>
#include <dbDefs.h>
#include <dbAccess.h>
#include <recSup.h>
#include <devSup.h>
#include <link.h>
#include <special.h>
#include <aoRecord.h>
/* added for Channel Access Links */
long dbCaAddOutlink();
long dbCaPutLink();
static long init_record();
/* Create the dset for devAoSoftRaw */
static long write_ao();
static long special_linconv();
struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN write_ao;
DEVSUPFUN special_linconv;
}devAoSoftRaw={
6,
NULL,
NULL,
init_record,
NULL,
write_ao,
special_linconv};
static long init_record(pao)
struct aoRecord *pao;
{
long status;
if (pao->out.type == PV_LINK)
status = dbCaAddOutlink(&(pao->out), (void *) pao, "RVAL");
else
status = 0L;
return status;
} /* end init_record() */
static long write_ao(pao)
struct aoRecord *pao;
{
long status,nRequest=1;
status = recGblPutLinkValue(&(pao->out),(void *)pao,DBR_LONG,&(pao->rval),&nRequest);
return(status);
}
static long special_linconv(pao,after)
struct aoRecord *pao;
int after;
{
if(!after) return(0);
return(0);
}