1 #-
2 # KOBJ
3 #
4 # Copyright (c) 2000 Cameron Grant <cg@freebsd.org>
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 AND CONTRIBUTORS ``AS IS'' AND
17 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 # SUCH DAMAGE.
27 #
28 # $FreeBSD: releng/12.0/sys/dev/sound/pcm/ac97_if.m 139749 2005-01-06 01:43:34Z imp $
29 #
30
31 #include <dev/sound/pcm/sound.h>
32
33 INTERFACE ac97;
34
35 CODE {
36
37 static u_int32_t
38 ac97_noinit(kobj_t obj, void *devinfo)
39 {
40 return 1;
41 }
42
43 };
44
45 METHOD u_int32_t init {
46 kobj_t obj;
47 void *devinfo;
48 } DEFAULT ac97_noinit;
49
50 METHOD int read {
51 kobj_t obj;
52 void *devinfo;
53 int regno;
54 };
55
56 METHOD int write {
57 kobj_t obj;
58 void *devinfo;
59 int regno;
60 u_int32_t data;
61 };
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