135 lines
3.3 KiB
C
135 lines
3.3 KiB
C
/* devBiSoft.c */
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/* share/src/dev $Id$ */
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/* devBiSoft.c - Device Support Routines for Soft Binary Input*/
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/*
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* Original Author: Bob Dalesio
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* Current Author: Marty Kraimer
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* Date: 6-1-90
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*
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* Experimental Physics and Industrial Control System (EPICS)
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*
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* Copyright 1991, the Regents of the University of California,
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* and the University of Chicago Board of Governors.
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*
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* This software was produced under U.S. Government contracts:
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* (W-7405-ENG-36) at the Los Alamos National Laboratory,
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* and (W-31-109-ENG-38) at Argonne National Laboratory.
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*
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* Initial development by:
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* The Controls and Automation Group (AT-8)
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* Ground Test Accelerator
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* Accelerator Technology Division
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* Los Alamos National Laboratory
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*
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* Co-developed with
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* The Controls and Computing Group
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* Accelerator Systems Division
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* Advanced Photon Source
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* Argonne National Laboratory
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*
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* Modification Log:
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* -----------------
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* .01 mm-dd-yy iii Comment
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* .02 mm-dd-yy iii Comment
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* ...
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*/
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#include <vxWorks.h>
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#include <types.h>
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#include <stdioLib.h>
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#include <alarm.h>
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#include <dbAccess.h>
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#include <dbDefs.h>
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#include <devSup.h>
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#include <link.h>
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#include <module_types.h>
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#include <biRecord.h>
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/* Create the dset for devBiSoft */
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long init_record();
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long read_bi();
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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_bi;
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}devBiSoft={
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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_bi};
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static long init_record(pbi)
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struct biRecord *pbi;
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{
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char message[100];
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/* bi.inp must be a CONSTANT or a PV_LINK or a DB_LINK or a CA_LINK*/
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switch (pbi->inp.type) {
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case (CONSTANT) :
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pbi->val = pbi->inp.value.value;
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pbi->udf = FALSE;
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break;
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case (PV_LINK) :
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break;
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case (DB_LINK) :
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break;
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case (CA_LINK) :
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break;
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default :
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strcpy(message,pbi->name);
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strcat(message,": devBiSoft (init_record) Illegal INP field");
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errMessage(S_db_badField,message);
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return(S_db_badField);
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}
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return(0);
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}
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static long read_bi(pbi)
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struct biRecord *pbi;
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{
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char message[100];
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long status,options,nRequest;
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/* bi.inp must be a CONSTANT or a DB_LINK or a CA_LINK*/
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switch (pbi->inp.type) {
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case (CONSTANT) :
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break;
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case (DB_LINK) :
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options=0;
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nRequest=1;
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status = dbGetLink(&(pbi->inp.value.db_link),pbi,DBR_USHORT,
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&pbi->val,&options,&nRequest);
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if(status!=0) {
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if(pbi->nsev<VALID_ALARM) {
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pbi->nsev = VALID_ALARM;
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pbi->nsta = LINK_ALARM;
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}
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} else pbi->udf = FALSE;
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break;
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case (CA_LINK) :
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break;
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default :
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if(pbi->nsev<VALID_ALARM) {
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pbi->nsev = VALID_ALARM;
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pbi->nsta = SOFT_ALARM;
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if(pbi->stat!=SOFT_ALARM) {
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strcpy(message,pbi->name);
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strcat(message,": devBiSoft (read_bi) Illegal INP field");
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errMessage(S_db_badField,message);
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}
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}
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}
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return(2);
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}
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