81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
/*************************************************************************\
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* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
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* National Laboratory.
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* Copyright (c) 2002 The Regents of the University of California, as
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* Operator of Los Alamos National Laboratory.
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* EPICS BASE Versions 3.13.7
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* and higher are distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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\*************************************************************************/
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/* devMbbiDirectSoftRaw.c */
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/* base/src/dev $Id$ */
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/*
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* Original Author: Bob Dalesio
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* Current Author: Matthew Needes
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* Date: 10-08-93
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "alarm.h"
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#include "dbDefs.h"
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#include "dbAccess.h"
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#include "recGbl.h"
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#include "recSup.h"
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#include "devSup.h"
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#include "mbbiDirectRecord.h"
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#include "epicsExport.h"
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/* Create the dset for devMbbiDirectSoftRaw */
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static long init_record();
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static long read_mbbi();
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struct {
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long number;
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DEVSUPFUN report;
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DEVSUPFUN init;
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DEVSUPFUN init_record;
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DEVSUPFUN get_ioint_info;
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DEVSUPFUN read_mbbi;
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}devMbbiDirectSoftRaw={
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5,
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NULL,
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NULL,
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init_record,
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NULL,
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read_mbbi
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};
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epicsExportAddress(dset,devMbbiDirectSoftRaw);
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static long init_record(mbbiDirectRecord *pmbbi)
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{
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/* mbbi.inp must be a CONSTANT or a PV_LINK or a DB_LINK or a CA_LINK*/
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switch (pmbbi->inp.type) {
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case (CONSTANT) :
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recGblInitConstantLink(&pmbbi->inp,DBF_ULONG,&pmbbi->rval);
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break;
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case (DB_LINK) :
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case (PV_LINK) :
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case (CA_LINK) :
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break;
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default :
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recGblRecordError(S_db_badField,(void *)pmbbi,
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"devMbbiDirectSoftRaw (init_record) Illegal INP field");
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return(S_db_badField);
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}
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/*to preserve old functionality*/
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if(pmbbi->nobt == 0) pmbbi->mask = 0xffffffff;
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pmbbi->mask <<= pmbbi->shft;
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return(0);
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}
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static long read_mbbi(mbbiDirectRecord *pmbbi)
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{
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long status;
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status = dbGetLink(&pmbbi->inp,DBR_LONG,&pmbbi->rval,0,0);
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if(status==0) pmbbi->rval &= pmbbi->mask;
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return(0);
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}
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