2 * Copyright (c) 2011-2012 Stefan Bethke.
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/param.h>
32 #include <sys/fcntl.h>
33 #include <sys/kernel.h>
34 #include <sys/malloc.h>
35 #include <sys/module.h>
36 #include <sys/socket.h>
38 #include <sys/systm.h>
43 #include <dev/etherswitch/etherswitch.h>
45 #include "etherswitch_if.h"
47 struct etherswitch_softc {
49 struct cdev *sc_devnode;
52 static int etherswitch_probe(device_t);
53 static int etherswitch_attach(device_t);
54 static int etherswitch_detach(device_t);
55 static void etherswitch_identify(driver_t *driver, device_t parent);
57 devclass_t etherswitch_devclass;
59 static device_method_t etherswitch_methods[] = {
60 /* device interface */
61 DEVMETHOD(device_identify, etherswitch_identify),
62 DEVMETHOD(device_probe, etherswitch_probe),
63 DEVMETHOD(device_attach, etherswitch_attach),
64 DEVMETHOD(device_detach, etherswitch_detach),
69 driver_t etherswitch_driver = {
72 sizeof(struct etherswitch_softc),
75 static d_ioctl_t etherswitchioctl;
77 static struct cdevsw etherswitch_cdevsw = {
78 .d_version = D_VERSION,
79 .d_flags = D_TRACKCLOSE,
80 .d_ioctl = etherswitchioctl,
81 .d_name = "etherswitch",
85 etherswitch_identify(driver_t *driver, device_t parent)
87 if (device_find_child(parent, "etherswitch", -1) == NULL)
88 BUS_ADD_CHILD(parent, 0, "etherswitch", -1);
92 etherswitch_probe(device_t dev)
94 device_set_desc(dev, "Switch controller");
100 etherswitch_attach(device_t dev)
103 struct etherswitch_softc *sc;
104 struct make_dev_args devargs;
106 sc = device_get_softc(dev);
108 make_dev_args_init(&devargs);
109 devargs.mda_devsw = ðerswitch_cdevsw;
110 devargs.mda_uid = UID_ROOT;
111 devargs.mda_gid = GID_WHEEL;
112 devargs.mda_mode = 0600;
113 devargs.mda_si_drv1 = sc;
114 err = make_dev_s(&devargs, &sc->sc_devnode, "etherswitch%d",
115 device_get_unit(dev));
117 device_printf(dev, "failed to create character device\n");
125 etherswitch_detach(device_t dev)
127 struct etherswitch_softc *sc = (struct etherswitch_softc *)device_get_softc(dev);
130 destroy_dev(sc->sc_devnode);
136 etherswitchioctl(struct cdev *cdev, u_long cmd, caddr_t data, int flags, struct thread *td)
138 struct etherswitch_softc *sc = cdev->si_drv1;
139 device_t dev = sc->sc_dev;
140 device_t etherswitch = device_get_parent(dev);
141 etherswitch_conf_t conf;
142 etherswitch_info_t *info;
143 etherswitch_reg_t *reg;
144 etherswitch_phyreg_t *phyreg;
148 case IOETHERSWITCHGETINFO:
149 info = ETHERSWITCH_GETINFO(etherswitch);
150 bcopy(info, data, sizeof(etherswitch_info_t));
153 case IOETHERSWITCHGETREG:
154 reg = (etherswitch_reg_t *)data;
155 ETHERSWITCH_LOCK(etherswitch);
156 reg->val = ETHERSWITCH_READREG(etherswitch, reg->reg);
157 ETHERSWITCH_UNLOCK(etherswitch);
160 case IOETHERSWITCHSETREG:
161 reg = (etherswitch_reg_t *)data;
162 ETHERSWITCH_LOCK(etherswitch);
163 error = ETHERSWITCH_WRITEREG(etherswitch, reg->reg, reg->val);
164 ETHERSWITCH_UNLOCK(etherswitch);
167 case IOETHERSWITCHGETPORT:
168 error = ETHERSWITCH_GETPORT(etherswitch, (etherswitch_port_t *)data);
171 case IOETHERSWITCHSETPORT:
172 error = ETHERSWITCH_SETPORT(etherswitch, (etherswitch_port_t *)data);
175 case IOETHERSWITCHGETVLANGROUP:
176 error = ETHERSWITCH_GETVGROUP(etherswitch, (etherswitch_vlangroup_t *)data);
179 case IOETHERSWITCHSETVLANGROUP:
180 error = ETHERSWITCH_SETVGROUP(etherswitch, (etherswitch_vlangroup_t *)data);
183 case IOETHERSWITCHGETPHYREG:
184 phyreg = (etherswitch_phyreg_t *)data;
185 phyreg->val = ETHERSWITCH_READPHYREG(etherswitch, phyreg->phy, phyreg->reg);
188 case IOETHERSWITCHSETPHYREG:
189 phyreg = (etherswitch_phyreg_t *)data;
190 error = ETHERSWITCH_WRITEPHYREG(etherswitch, phyreg->phy, phyreg->reg, phyreg->val);
193 case IOETHERSWITCHGETCONF:
194 bzero(&conf, sizeof(etherswitch_conf_t));
195 error = ETHERSWITCH_GETCONF(etherswitch, &conf);
196 bcopy(&conf, data, sizeof(etherswitch_conf_t));
199 case IOETHERSWITCHSETCONF:
200 error = ETHERSWITCH_SETCONF(etherswitch, (etherswitch_conf_t *)data);
210 MODULE_VERSION(etherswitch, 1);