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iicbus_if.m (38775) iicbus_if.m (40782)
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

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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#
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

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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# $Id: iicbus_if.m,v 1.1.2.4 1998/08/13 17:10:43 son Exp $
26# $Id: iicbus_if.m,v 1.1.1.1 1998/09/03 20:51:50 nsouch Exp $
27#
28
29INTERFACE iicbus
30
31#
27#
28
29INTERFACE iicbus
30
31#
32# Interprete interrupt
32# Interpret interrupt
33#
34METHOD int intr {
35 device_t dev;
36 int event;
37 char *buf;
38};
39
40#
33#
34METHOD int intr {
35 device_t dev;
36 int event;
37 char *buf;
38};
39
40#
41# iicbus callback
42#
43METHOD int callback {
44 device_t dev;
45 int index;
46 caddr_t data;
47};
48
49#
41# Send REPEATED_START condition
42#
43METHOD int repeated_start {
44 device_t dev;
45 u_char slave;
50# Send REPEATED_START condition
51#
52METHOD int repeated_start {
53 device_t dev;
54 u_char slave;
55 int timeout;
46};
47
48#
49# Send START condition
50#
51METHOD int start {
52 device_t dev;
53 u_char slave;
56};
57
58#
59# Send START condition
60#
61METHOD int start {
62 device_t dev;
63 u_char slave;
64 int timeout;
54};
55
56#
57# Send STOP condition
58#
59METHOD int stop {
60 device_t dev;
61};
62
63#
64# Read from I2C bus
65#
66METHOD int read {
67 device_t dev;
68 char *buf;
69 int len;
70 int *bytes;
65};
66
67#
68# Send STOP condition
69#
70METHOD int stop {
71 device_t dev;
72};
73
74#
75# Read from I2C bus
76#
77METHOD int read {
78 device_t dev;
79 char *buf;
80 int len;
81 int *bytes;
82 int last;
83 int delay;
71};
72
73#
74# Write to the I2C bus
75#
76METHOD int write {
77 device_t dev;
78 char *buf;
79 int len;
80 int *bytes;
84};
85
86#
87# Write to the I2C bus
88#
89METHOD int write {
90 device_t dev;
91 char *buf;
92 int len;
93 int *bytes;
94 int timeout;
81};
82
83#
84# Reset I2C bus
85#
86METHOD int reset {
87 device_t dev;
88 u_char speed;
95};
96
97#
98# Reset I2C bus
99#
100METHOD int reset {
101 device_t dev;
102 u_char speed;
103 u_char addr;
104 u_char *oldaddr;
89};
105};