Files
pcas/src/dev/devLiSoft.c
1991-12-05 13:40:07 +00:00

127 lines
3.2 KiB
C
Raw Blame History

This file contains invisible Unicode characters
This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.
/* devLiSoft.c */
/* share/src/dev $Id$ */
/* devLiSoft.c - Device Support Routines for Soft Longin Input */
/*
* Author: Janet Anderson
* Date: 09-23-91
*
* 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
*/
#include <vxWorks.h>
#include <types.h>
#include <stdioLib.h>
#include <alarm.h>
#include <dbAccess.h>
#include <dbDefs.h>
#include <recSup.h>
#include <devSup.h>
#include <link.h>
#include <module_types.h>
#include <longinRecord.h>
/* Create the dset for devLiSoft */
long init_record();
long read_longin();
struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN read_longin;
}devLiSoft={
5,
NULL,
NULL,
init_record,
NULL,
read_longin};
static long init_record(plongin)
struct longinRecord *plongin;
{
char message[100];
/* longin.inp must be a CONSTANT or a PV_LINK or a DB_LINK or a CA_LINK*/
switch (plongin->inp.type) {
case (CONSTANT) :
plongin->val = plongin->inp.value.value;
plongin->udf = FALSE;
break;
case (PV_LINK) :
break;
case (DB_LINK) :
break;
case (CA_LINK) :
break;
default :
strcpy(message,plongin->name);
strcat(message,": devLiSoft (init_record) Illegal INP field");
errMessage(S_db_badField,message);
return(S_db_badField);
}
return(0);
}
static long read_longin(plongin)
struct longinRecord *plongin;
{
char message[100];
long status=0,options,nRequest;
/* longin.inp must be a CONSTANT or a DB_LINK or a CA_LINK*/
switch (plongin->inp.type) {
case (CONSTANT) :
break;
case (DB_LINK) :
options=0;
nRequest=1;
status = dbGetLink(&(plongin->inp.value.db_link),plongin,DBR_LONG,
&plongin->val,&options,&nRequest);
if(status!=0) {
recGblSetSevr(plongin,LINK_ALARM,VALID_ALARM);
} else plongin->udf = FALSE;
break;
case (CA_LINK) :
break;
default :
if(recGblSetSevr(plongin,SOFT_ALARM,VALID_ALARM)){
if(plongin->stat!=SOFT_ALARM) {
strcpy(message,plongin->name);
strcat(message,": devLiSoft (read_longin) Illegal INP field");
errMessage(S_db_badField,message);
}
}
}
return(status);
}