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
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/kernel.h>
34 #include <sys/module.h>
37 #include <dev/smbus/smbconf.h>
38 #include <dev/smbus/smbus.h>
41 * Autoconfiguration and support routines for the Philips serial I2C bus
44 #define DEVTOSMBUS(dev) ((struct smbus_device*)device_get_ivars(dev))
46 static devclass_t smbus_devclass;
51 static int smbus_probe(device_t);
52 static int smbus_attach(device_t);
54 static device_method_t smbus_methods[] = {
55 /* device interface */
56 DEVMETHOD(device_probe, smbus_probe),
57 DEVMETHOD(device_attach, smbus_attach),
58 DEVMETHOD(device_detach, bus_generic_detach),
61 DEVMETHOD(bus_print_child, bus_generic_print_child),
66 static driver_t smbus_driver = {
69 sizeof(struct smbus_softc),
73 * At 'probe' time, we add all the devices which we know about to the
74 * bus. The generic attach routine will probe and attach them if they
78 smbus_probe(device_t dev)
80 device_set_desc(dev, "System Management Bus");
86 smbus_attach(device_t dev)
88 device_add_child(dev, NULL, -1);
89 bus_generic_attach(dev);
95 smbus_generic_intr(device_t dev, u_char devaddr, char low, char high)
100 DRIVER_MODULE(smbus, iicsmb, smbus_driver, smbus_devclass, 0, 0);
101 DRIVER_MODULE(smbus, bktr, smbus_driver, smbus_devclass, 0, 0);
102 DRIVER_MODULE(smbus, intsmb, smbus_driver, smbus_devclass, 0, 0);
103 DRIVER_MODULE(smbus, alpm, smbus_driver, smbus_devclass, 0, 0);
104 DRIVER_MODULE(smbus, ichsmb, smbus_driver, smbus_devclass, 0, 0);
105 DRIVER_MODULE(smbus, amdpm, smbus_driver, smbus_devclass, 0, 0);
106 DRIVER_MODULE(smbus, amdsmb, smbus_driver, smbus_devclass, 0, 0);
107 DRIVER_MODULE(smbus, nfsmb, smbus_driver, smbus_devclass, 0, 0);
108 DRIVER_MODULE(smbus, viapropm, smbus_driver, smbus_devclass, 0, 0);
109 MODULE_VERSION(smbus, SMBUS_MODVER);