xref: /netbsd-src/sys/arch/sgimips/stand/common/iris_devopen.c (revision d02e022db788ed4933c5904d9d6ce3af08f11fee)
1*d02e022dStsutsui /*	$NetBSD: iris_devopen.c,v 1.1 2019/01/12 16:44:47 tsutsui Exp $	*/
2*d02e022dStsutsui 
3*d02e022dStsutsui /*
4*d02e022dStsutsui  * Copyright (c) 2018 Naruaki Etomi
5*d02e022dStsutsui  * All rights reserved.
6*d02e022dStsutsui  *
7*d02e022dStsutsui  * Redistribution and use in source and binary forms, with or without
8*d02e022dStsutsui  * modification, are permitted provided that the following conditions
9*d02e022dStsutsui  * are met:
10*d02e022dStsutsui  * 1. Redistributions of source code must retain the above copyright
11*d02e022dStsutsui  *    notice, this list of conditions and the following disclaimer.
12*d02e022dStsutsui  * 2. Redistributions in binary form must reproduce the above copyright
13*d02e022dStsutsui  *    notice, this list of conditions and the following disclaimer in the
14*d02e022dStsutsui  *    documentation and/or other materials provided with the distribution.
15*d02e022dStsutsui  *
16*d02e022dStsutsui  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17*d02e022dStsutsui  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18*d02e022dStsutsui  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19*d02e022dStsutsui  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20*d02e022dStsutsui  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21*d02e022dStsutsui  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22*d02e022dStsutsui  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23*d02e022dStsutsui  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24*d02e022dStsutsui  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25*d02e022dStsutsui  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*d02e022dStsutsui  */
27*d02e022dStsutsui 
28*d02e022dStsutsui /*
29*d02e022dStsutsui  * Silicon Graphics "IRIS" series MIPS processors machine bootloader.
30*d02e022dStsutsui  */
31*d02e022dStsutsui 
32*d02e022dStsutsui #include <lib/libsa/stand.h>
33*d02e022dStsutsui #include <lib/libkern/libkern.h>
34*d02e022dStsutsui #include "iris_machdep.h"
35*d02e022dStsutsui 
36*d02e022dStsutsui int
devopen(struct open_file * f,const char * fname,char ** file)37*d02e022dStsutsui devopen(struct open_file *f, const char *fname, char **file)
38*d02e022dStsutsui {
39*d02e022dStsutsui 	int error;
40*d02e022dStsutsui 	const char *cp;
41*d02e022dStsutsui 
42*d02e022dStsutsui 	struct devsw *dp;
43*d02e022dStsutsui 
44*d02e022dStsutsui 	cp = fname;
45*d02e022dStsutsui 
46*d02e022dStsutsui 	dp = &devsw[0];
47*d02e022dStsutsui 
48*d02e022dStsutsui 	error = (dp->dv_open)(f, fname);
49*d02e022dStsutsui 
50*d02e022dStsutsui 	if (error)
51*d02e022dStsutsui 		return error;
52*d02e022dStsutsui 
53*d02e022dStsutsui 	f->f_dev = dp;
54*d02e022dStsutsui 
55*d02e022dStsutsui 	if (file && *cp != '\0')
56*d02e022dStsutsui 		*file = (char *)cp;	/* XXX */
57*d02e022dStsutsui 
58*d02e022dStsutsui 	return 0;
59*d02e022dStsutsui }
60