Files
epics-base/src/dev/devMbbiSoft.c

108 lines
2.5 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.
/* devMbbiSoft.c */
/* base/src/dev $Id$ */
/* devMbbiSoft.c - Device Support Routines for Soft Multibit Binary Input*/
/*
* 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 03-13-92 jba ANSI C changes
* .03 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 <module_types.h>
#include <mbbiRecord.h>
/* Added for Channel Access Links */
long dbCaAddInlink();
long dbCaGetLink();
/* Create the dset for devMbbiSoft */
static long init_record();
static long read_mbbi();
struct {
long number;
DEVSUPFUN report;
DEVSUPFUN init;
DEVSUPFUN init_record;
DEVSUPFUN get_ioint_info;
DEVSUPFUN read_mbbi;
}devMbbiSoft={
5,
NULL,
NULL,
init_record,
NULL,
read_mbbi};
static long init_record(pmbbi)
struct mbbiRecord *pmbbi;
{
long status;
if (pmbbi->inp.type == CONSTANT) {
pmbbi->val = pmbbi->inp.value.value;
pmbbi->udf = FALSE;
}
else {
status = recGblInitFastInLink(&(pmbbi->inp), (void *) pmbbi, DBR_USHORT, "VAL");
if (status)
return(status);
}
return(0);
}
static long read_mbbi(pmbbi)
struct mbbiRecord *pmbbi;
{
long status;
status = recGblGetFastLink(&(pmbbi->inp), (void *)pmbbi, &(pmbbi->val));
if(RTN_SUCCESS(status)) pmbbi->udf=FALSE;
return(2);
}