1 /* $OpenBSD: lf.c,v 1.10 2014/07/12 21:03:38 tedu Exp $ */
2
3 /*
4 * Copyright (c) 1998-2004 Michael Shalayeff
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
20 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
25 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
26 * THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/param.h>
30 #include "libsa.h"
31 #include <machine/pdc.h>
32 #include <machine/iomod.h>
33
34 #include "dev_hppa.h"
35
36 int
lfopen(struct open_file * f,...)37 lfopen(struct open_file *f, ...)
38 {
39 struct hppa_dev *dp = f->f_devdata;
40
41 if (!(dp->pz_dev = pdc_findev(-1, PCL_NET_MASK|PCL_SEQU)))
42 return ENXIO;
43
44 return 0;
45 }
46
47 int
lfclose(struct open_file * f)48 lfclose(struct open_file *f)
49 {
50 free(f->f_devdata, sizeof(struct hppa_dev));
51 f->f_devdata = NULL;
52 return 0;
53 }
54