2 * Copyright (c) 1998, 2001 Nicolas Souchu
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
26 * $FreeBSD: src/sys/dev/smbus/smbus.c,v 1.18.10.4 2006/09/26 18:44:56 jhb Exp $
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/kernel.h>
32 #include <sys/module.h>
39 * Autoconfiguration and support routines for System Management bus
45 static int smbus_probe(device_t);
46 static int smbus_attach(device_t);
47 static int smbus_detach(device_t);
49 static device_method_t smbus_methods[] = {
50 /* device interface */
51 DEVMETHOD(device_probe, smbus_probe),
52 DEVMETHOD(device_attach, smbus_attach),
53 DEVMETHOD(device_detach, smbus_detach),
56 DEVMETHOD(bus_add_child, bus_generic_add_child),
57 DEVMETHOD(bus_print_child, bus_generic_print_child),
62 driver_t smbus_driver = {
65 sizeof(struct smbus_softc),
68 devclass_t smbus_devclass;
71 * At 'probe' time, we add all the devices which we know about to the
72 * bus. The generic attach routine will probe and attach them if they
76 smbus_probe(device_t dev)
78 device_set_desc(dev, "System Management Bus");
84 smbus_attach(device_t dev)
86 bus_generic_probe(dev);
87 bus_generic_attach(dev);
93 smbus_detach(device_t dev)
97 error = bus_generic_detach(dev);
105 smbus_generic_intr(device_t dev, u_char devaddr, char low, char high)
109 MODULE_VERSION(smbus, SMBUS_MODVER);