/*************************************************************************\
* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
*     National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
*     Operator of Los Alamos National Laboratory.
* EPICS BASE Versions 3.13.7
* and higher are distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution. 
\*************************************************************************/
/* devMbboDirectXVme220.c */
/* base/src/dev $Id$ */

/* devMbboDirectXVme220.c - Device Support Routines	*/
/* XYcom 32 bit binary output			*/
/*
 *      Original Author: Bob Dalesio
 *      Current Author:  Matthew Needes
 *      Date:            10-08-93
 */


#include	<vxWorks.h>
#include	<stdlib.h>
#include	<stdio.h>
#include	<string.h>

#include	<alarm.h>
#include	<dbDefs.h>
#include	<dbAccess.h>
#include        <recSup.h>
#include	<devSup.h>
#include	<module_types.h>
#include	<mbboDirectRecord.h>


/* Create the dset for devMbboXVme220 */
static long init_record();
static long write_mbbo();

struct {
	long		number;
	DEVSUPFUN	report;
	DEVSUPFUN	init;
	DEVSUPFUN	init_record;
	DEVSUPFUN	get_ioint_info;
	DEVSUPFUN	write_mbbo;
}devMbboDirectXVme220={
	5,
	NULL,
	NULL,
	init_record,
	NULL,
	write_mbbo};

static long init_record(pmbbo)
    struct mbboDirectRecord	*pmbbo;
{
    unsigned long value;
    struct vmeio *pvmeio;
    int		status=0;

    /* mbbo.out must be an VME_IO */
    switch (pmbbo->out.type) {
    case (VME_IO) :
	pvmeio = &(pmbbo->out.value.vmeio);
	pmbbo->shft = pvmeio->signal;
	pmbbo->mask <<= pmbbo->shft;
	status = xy220_read(pvmeio->card,pmbbo->mask,&value);
	if(status==0) pmbbo->rbv = pmbbo->rval = value;
	else status = 2;
	break;
    default :
	status = S_db_badField;
	recGblRecordError(status,(void *)pmbbo,
		"devMbboDirectXVme220 (init_record) Illegal OUT field");
    }
    return(status);
}

static long write_mbbo(pmbbo)
    struct mbboDirectRecord	*pmbbo;
{
	struct vmeio *pvmeio;
	int	    status;
	unsigned long value;

	
	pvmeio = &(pmbbo->out.value.vmeio);
	status = xy220_driver(pvmeio->card,&pmbbo->rval,pmbbo->mask);
	if(status==0) {
		status = xy220_read(pvmeio->card,pmbbo->mask,&value);
		if(status==0) pmbbo->rbv = value;
                else recGblSetSevr(pmbbo,READ_ALARM,INVALID_ALARM);
	} else {
                recGblSetSevr(pmbbo,WRITE_ALARM,INVALID_ALARM);
	}
	return(status);
}
