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pcas/src/dev/devAoSoft.c
1996-04-22 14:37:42 +00:00

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/* devAoSoft.c */
/* base/src/dev $Id$ */
/* Device Support Routines for soft Analog Output Records*/
/*
* Original Author: Bob Dalesio
* Current Author: Marty Kraimer
* Date: 6-1-90
*
* 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 02-05-92 jba Changed function arguments from paddr to precord
* .03 03-13-92 jba ANSI C changes
* .04 04-01-92 jba Changed return of init_record to dont convert
* .05 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 */
static long init_record();
/* Create the dset for devAoSoft */
static long write_ao();
struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN write_ao;
DEVSUPFUN special_linconv;
}devAoSoft={
6,
NULL,
NULL,
init_record,
NULL,
write_ao,
NULL};
static long init_record(pao)
struct aoRecord *pao;
{
long status=0;
status = 2;
return status;
} /* end init_record() */
static long write_ao(pao)
struct aoRecord *pao;
{
long status;
status = dbPutLink(&pao->out,DBR_DOUBLE, &pao->oval,1);
return(status);
}