xref: /netbsd-src/sys/dev/mii/mii_verbose.c (revision 4817a0b0b8fe9612e8ebe21a9bf2d97b95038a97)
1 /*	$NetBSD: mii_verbose.c,v 1.3 2010/07/25 14:44:34 pgoyette Exp $ */
2 
3 /*-
4  * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
9  * NASA Ames Research Center, and by Frank van der Linden.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30  * POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 /*
34  * Copyright (c) 1997 Manuel Bouyer.  All rights reserved.
35  *
36  * Redistribution and use in source and binary forms, with or without
37  * modification, are permitted provided that the following conditions
38  * are met:
39  * 1. Redistributions of source code must retain the above copyright
40  *    notice, this list of conditions and the following disclaimer.
41  * 2. Redistributions in binary form must reproduce the above copyright
42  *    notice, this list of conditions and the following disclaimer in the
43  *    documentation and/or other materials provided with the distribution.
44  *
45  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
46  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
47  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
48  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
49  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
50  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
51  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
52  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
53  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
54  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
55  */
56 
57 #include <sys/cdefs.h>
58 __KERNEL_RCSID(0, "$NetBSD: mii_verbose.c,v 1.3 2010/07/25 14:44:34 pgoyette Exp $");
59 
60 #include <sys/module.h>
61 #include <dev/mii/mii_verbose.h>
62 
63 struct mii_knowndev {
64 	int oui;
65 	int model;
66 	const char *descr;
67 };
68 #include <dev/mii/miidevs.h>
69 #include <dev/mii/miidevs_data.h>
70 
71 const char * mii_get_descr_real(int, int);
72 
73 MODULE(MODULE_CLASS_MISC, miiverbose, NULL);
74 
75 static int
76 miiverbose_modcmd(modcmd_t cmd, void *arg)
77 {
78 	static const char *(*saved_mii_get_descr)(int, int);
79 
80 	switch (cmd) {
81 	case MODULE_CMD_INIT:
82 		saved_mii_get_descr = mii_get_descr;
83 		mii_get_descr = mii_get_descr_real;
84 		mii_verbose_loaded = 1;
85 		return 0;
86 	case MODULE_CMD_FINI:
87 		mii_get_descr = saved_mii_get_descr;
88 		mii_verbose_loaded = 0;
89 		return 0;
90 	default:
91 		return ENOTTY;
92 	}
93 }
94 
95 const char *
96 mii_get_descr_real(int oui, int model) {
97 	int i;
98 
99 	for (i = 0; mii_knowndevs[i].descr != NULL; i++)
100 		if (mii_knowndevs[i].oui == oui &&
101 		    mii_knowndevs[i].model == model)
102 			break;
103 	return (mii_knowndevs[i].descr);
104 }
105