1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
/*-
* Copyright (c) 2000 Mitsuru IWASAKI
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/if_media.h>
#include <machine/clock.h>
#include <dev/ex/if_exreg.h>
#include <dev/ex/if_exvar.h>
#include <dev/pccard/pccardvar.h>
/* Bus Front End Functions */
static int ex_pccard_probe __P((device_t));
static int ex_pccard_attach __P((device_t));
static int ex_pccard_detach __P((device_t));
static device_method_t ex_pccard_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, ex_pccard_probe),
DEVMETHOD(device_attach, ex_pccard_attach),
DEVMETHOD(device_detach, ex_pccard_detach),
{ 0, 0 }
};
static driver_t ex_pccard_driver = {
"ex",
ex_pccard_methods,
sizeof(struct ex_softc),
};
extern devclass_t ex_devclass;
DRIVER_MODULE(ex, pccard, ex_pccard_driver, ex_devclass, 0, 0);
static int
ex_pccard_probe(device_t dev)
{
u_int iobase;
u_int irq;
iobase = bus_get_resource_start(dev, SYS_RES_IOPORT, 0);
if (!iobase) {
printf("ex: no iobase?\n");
return(ENXIO);
}
if (bootverbose)
printf("ex: ex_pccard_probe() found card at 0x%03x\n", iobase);
irq = bus_get_resource_start(dev, SYS_RES_IRQ, 0);
if (irq == 0) {
printf("ex: invalid IRQ.\n");
return(ENXIO);
}
return(0);
}
static int
ex_pccard_attach(device_t dev)
{
struct ex_softc * sc = device_get_softc(dev);
int error = 0;
int i;
u_char sum;
u_char ether_addr[ETHER_ADDR_LEN];
sc->dev = dev;
sc->ioport_rid = 0;
sc->irq_rid = 0;
if ((error = ex_alloc_resources(dev)) != 0) {
device_printf(dev, "ex_alloc_resources() failed!\n");
goto bad;
}
/*
* Fill in several fields of the softc structure:
* - I/O base address.
* - Hardware Ethernet address.
* - IRQ number.
*/
sc->iobase = rman_get_start(sc->ioport);
sc->irq_no = rman_get_start(sc->irq);
pccard_get_ether(dev, ether_addr);
for (i = 0, sum = 0; i < ETHER_ADDR_LEN; i++)
sum |= ether_addr[i];
if (sum)
bcopy(ether_addr, sc->arpcom.ac_enaddr, ETHER_ADDR_LEN);
if ((error = ex_attach(dev)) != 0) {
device_printf(dev, "ex_attach() failed!\n");
goto bad;
}
error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET,
ex_intr, (void *)sc, &sc->ih);
if (error) {
device_printf(dev, "bus_setup_intr() failed!\n");
goto bad;
}
return(0);
bad:
ex_release_resources(dev);
return (error);
}
static int
ex_pccard_detach(device_t dev)
{
struct ex_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
ex_stop(sc);
ifp->if_flags &= ~IFF_RUNNING;
if_detach(ifp);
ex_release_resources(dev);
return (0);
}
|