/*      $NetBSD: ct.c,v 1.1 2014/02/24 07:23:43 skrll Exp $     */

/*      $OpenBSD: ct.c,v 1.5 1999/04/20 20:01:01 mickey Exp $   */

/*
* Copyright (c) 1998-2004 Michael Shalayeff
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright 1996 1995 by Open Software Foundation, Inc.
*              All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both the copyright notice and this permission notice appear in
* supporting documentation.
*
* OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/

#include "libsa.h"

#include <sys/param.h>
#include <sys/disklabel.h>
#include <sys/reboot.h>

#include <machine/pdc.h>
#include <machine/iomod.h>

#include "dev_hppa.h"

struct pz_device ctdev;
iodcio_t ctiodc;        /* cartridge tape IODC entry point */
int ctcode[IODC_MAXSIZE/sizeof(int)];

int
ctopen(struct open_file *f, ...)
{
       struct hppa_dev *dp = f->f_devdata;
       int ret;

       if (ctiodc == 0) {

               if ((ret = (*pdc)(PDC_IODC, PDC_IODC_READ, pdcbuf, ctdev.pz_hpa,
                                 IODC_IO, ctcode, IODC_MAXSIZE)) < 0) {
                       printf("ct: device ENTRY_IO Read ret'd %d\n", ret);
                       return (EIO);
               } else
                       ctdev.pz_iodc_io = ctiodc = (iodcio_t) ctcode;
       }

       dp->pz_dev = &ctdev;

       if (ctiodc != NULL)
               if ((ret = (*ctiodc)(ctdev.pz_hpa, IODC_IO_READ, ctdev.pz_spa,
                                    ctdev.pz_layers, pdcbuf, 0,
                                    dp->buf, 0, 0)) < 0)
                       printf("ct: device rewind ret'd %d\n", ret);

       return (0);
}

/*ARGSUSED*/
int
ctclose(struct open_file *f)
{
       dealloc(f->f_devdata, sizeof(struct hppa_dev));
       f->f_devdata = NULL;
       return 0;
}