1 #-
2 # Copyright (c) 1998 Nicolas Souchu
3 # All rights reserved.
4 #
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions
7 # are met:
8 # 1. Redistributions of source code must retain the above copyright
9 # notice, this list of conditions and the following disclaimer.
10 # 2. Redistributions in binary form must reproduce the above copyright
11 # notice, this list of conditions and the following disclaimer in the
12 # documentation and/or other materials provided with the distribution.
13 #
14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 # SUCH DAMAGE.
25 #
26 # $FreeBSD$
27 #
28
29 #include <sys/bus.h>
30
31 INTERFACE smbus;
32
33 #
34 # Interpret interrupt
35 #
36 METHOD void intr {
37 device_t dev;
38 u_char devaddr;
39 char low;
40 char high;
41 int error;
42 };
43
44 #
45 # smbus callback
46 #
47 METHOD int callback {
48 device_t dev;
49 int index;
50 void *data;
51 };
52
53 #
54 # Quick command
55 #
56 METHOD int quick {
57 device_t dev;
58 u_char slave;
59 int how;
60 };
61
62 #
63 # Send Byte command
64 #
65 METHOD int sendb {
66 device_t dev;
67 u_char slave;
68 char byte;
69 };
70
71 #
72 # Receive Byte command
73 #
74 METHOD int recvb {
75 device_t dev;
76 u_char slave;
77 char *byte;
78 };
79
80 #
81 # Write Byte command
82 #
83 METHOD int writeb {
84 device_t dev;
85 u_char slave;
86 char cmd;
87 char byte;
88 };
89
90 #
91 # Write Word command
92 #
93 METHOD int writew {
94 device_t dev;
95 u_char slave;
96 char cmd;
97 short word;
98 };
99
100 #
101 # Read Byte command
102 #
103 METHOD int readb {
104 device_t dev;
105 u_char slave;
106 char cmd;
107 char *byte;
108 };
109
110 #
111 # Read Word command
112 #
113 METHOD int readw {
114 device_t dev;
115 u_char slave;
116 char cmd;
117 short *word;
118 };
119
120 #
121 # Process Call command
122 #
123 METHOD int pcall {
124 device_t dev;
125 u_char slave;
126 char cmd;
127 short sdata;
128 short *rdata;
129 };
130
131 #
132 # Block Write command
133 #
134 METHOD int bwrite {
135 device_t dev;
136 u_char slave;
137 char cmd;
138 u_char count;
139 char *buf;
140 };
141
142 #
143 # Block Read command
144 #
145 METHOD int bread {
146 device_t dev;
147 u_char slave;
148 char cmd;
149 u_char *count;
150 char *buf;
151 };
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