Home | History | Annotate | Line # | Download | only in common 
      1 /*	$NetBSD: ct.c,v 1.1 2014/02/24 07:23:43 skrll Exp $	*/
      2 
      3 /*	$OpenBSD: ct.c,v 1.5 1999/04/20 20:01:01 mickey Exp $	*/
      4 
      5 /*
      6  * Copyright (c) 1998-2004 Michael Shalayeff
      7  * All rights reserved.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
     22  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     24  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     26  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
     27  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
     28  * THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 /*
     31  * Copyright 1996 1995 by Open Software Foundation, Inc.
     32  *              All Rights Reserved
     33  *
     34  * Permission to use, copy, modify, and distribute this software and
     35  * its documentation for any purpose and without fee is hereby granted,
     36  * provided that the above copyright notice appears in all copies and
     37  * that both the copyright notice and this permission notice appear in
     38  * supporting documentation.
     39  *
     40  * OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
     41  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     42  * FOR A PARTICULAR PURPOSE.
     43  *
     44  * IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
     45  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
     46  * LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
     47  * NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
     48  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     49  *
     50  */
     51 
     52 #include "libsa.h"
     53 
     54 #include <sys/param.h>
     55 #include <sys/disklabel.h>
     56 #include <sys/reboot.h>
     57 
     58 #include <machine/pdc.h>
     59 #include <machine/iomod.h>
     60 
     61 #include "dev_hppa.h"
     62 
     63 struct pz_device ctdev;
     64 iodcio_t ctiodc;	/* cartridge tape IODC entry point */
     65 int ctcode[IODC_MAXSIZE/sizeof(int)];
     66 
     67 int
     68 ctopen(struct open_file *f, ...)
     69 {
     70 	struct hppa_dev *dp = f->f_devdata;
     71 	int ret;
     72 
     73 	if (ctiodc == 0) {
     74 
     75 		if ((ret = (*pdc)(PDC_IODC, PDC_IODC_READ, pdcbuf, ctdev.pz_hpa,
     76 				  IODC_IO, ctcode, IODC_MAXSIZE)) < 0) {
     77 			printf("ct: device ENTRY_IO Read ret'd %d\n", ret);
     78 			return (EIO);
     79 		} else
     80 			ctdev.pz_iodc_io = ctiodc = (iodcio_t) ctcode;
     81 	}
     82 
     83 	dp->pz_dev = &ctdev;
     84 
     85 	if (ctiodc != NULL)
     86 		if ((ret = (*ctiodc)(ctdev.pz_hpa, IODC_IO_READ, ctdev.pz_spa,
     87 				     ctdev.pz_layers, pdcbuf, 0,
     88 				     dp->buf, 0, 0)) < 0)
     89 			printf("ct: device rewind ret'd %d\n", ret);
     90 
     91 	return (0);
     92 }
     93 
     94 /*ARGSUSED*/
     95 int
     96 ctclose(struct open_file *f)
     97 {
     98 	dealloc(f->f_devdata, sizeof(struct hppa_dev));
     99 	f->f_devdata = NULL;
    100 	return 0;
    101 }
    102