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
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
/* $OpenBSD: if_malo_cardbus.c,v 1.2 2006/10/15 20:05:46 claudio Exp $ */
/*
* Copyright (c) 2006 Claudio Jeker <claudio@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/mbuf.h>
#include <sys/socket.h>
#include <sys/systm.h>
#include <net/if.h>
#include <net/if_media.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#include <net80211/ieee80211_var.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
#include <dev/cardbus/cardbusvar.h>
#include <dev/ic/malo.h>
struct malo_cardbus_softc {
struct malo_softc sc_malo;
/* cardbus specific goo */
cardbus_devfunc_t sc_ct;
cardbustag_t sc_tag;
void *sc_ih;
bus_size_t sc_mapsize1;
bus_size_t sc_mapsize2;
pcireg_t sc_bar1_val;
pcireg_t sc_bar2_val;
int sc_intrline;
};
int malo_cardbus_match(struct device *parent, void *match, void *aux);
void malo_cardbus_attach(struct device *parent, struct device *self,
void *aux);
int malo_cardbus_detach(struct device *self, int flags);
void malo_cardbus_setup(struct malo_cardbus_softc *csc);
int malo_cardbus_enable(struct malo_softc *sc);
void malo_cardbus_disable(struct malo_softc *sc);
struct cfattach malo_cardbus_ca = {
sizeof (struct malo_cardbus_softc), malo_cardbus_match,
malo_cardbus_attach, malo_cardbus_detach
};
static const struct cardbus_matchid malo_cardbus_devices[] = {
{ PCI_VENDOR_MARVELL, PCI_PRODUCT_MARVELL_88W8335_1 },
{ PCI_VENDOR_MARVELL, PCI_PRODUCT_MARVELL_88W8335_2 }
};
int
malo_cardbus_match(struct device *parent, void *match, void *aux)
{
return (cardbus_matchbyid(aux, malo_cardbus_devices,
sizeof (malo_cardbus_devices) / sizeof (malo_cardbus_devices[0])));
}
void
malo_cardbus_attach(struct device *parent, struct device *self, void *aux)
{
struct malo_cardbus_softc *csc = (struct malo_cardbus_softc *)self;
struct cardbus_attach_args *ca = aux;
struct malo_softc *sc = &csc->sc_malo;
cardbus_devfunc_t ct = ca->ca_ct;
bus_addr_t base;
int error;
sc->sc_dmat = ca->ca_dmat;
csc->sc_ct = ct;
csc->sc_tag = ca->ca_tag;
csc->sc_intrline = ca->ca_intrline;
/* power management hooks */
sc->sc_enable = malo_cardbus_enable;
sc->sc_disable = malo_cardbus_disable;
#if 0
sc->sc_power = malo_cardbus_power;
#endif
/* map control/status registers */
error = Cardbus_mapreg_map(ct, CARDBUS_BASE0_REG,
CARDBUS_MAPREG_TYPE_MEM, 0, &sc->sc_mem1_bt,
&sc->sc_mem1_bh, &base, &csc->sc_mapsize1);
if (error != 0) {
printf(": could not map 1st memory space\n");
return;
}
csc->sc_bar1_val = base | CARDBUS_MAPREG_TYPE_MEM;
/* map control/status registers */
error = Cardbus_mapreg_map(ct, CARDBUS_BASE1_REG,
CARDBUS_MAPREG_TYPE_MEM, 0, &sc->sc_mem2_bt,
&sc->sc_mem2_bh, &base, &csc->sc_mapsize2);
if (error != 0) {
printf(": could not map 2nd memory space\n");
Cardbus_mapreg_unmap(ct, CARDBUS_BASE0_REG, sc->sc_mem1_bt,
sc->sc_mem1_bh, csc->sc_mapsize1);
return;
}
csc->sc_bar2_val = base | CARDBUS_MAPREG_TYPE_MEM;
/* set up the PCI configuration registers */
malo_cardbus_setup(csc);
printf(": irq %d", csc->sc_intrline);
error = malo_attach(sc);
if (error != 0)
malo_cardbus_detach(&sc->sc_dev, 0);
Cardbus_function_disable(ct);
}
int
malo_cardbus_detach(struct device *self, int flags)
{
struct malo_cardbus_softc *csc = (struct malo_cardbus_softc *)self;
struct malo_softc *sc = &csc->sc_malo;
cardbus_devfunc_t ct = csc->sc_ct;
cardbus_chipset_tag_t cc = ct->ct_cc;
cardbus_function_tag_t cf = ct->ct_cf;
int error;
error = malo_detach(sc);
if (error != 0)
return (error);
/* unhook the interrupt handler */
if (csc->sc_ih != NULL) {
cardbus_intr_disestablish(cc, cf, csc->sc_ih);
csc->sc_ih = NULL;
}
/* release bus space and close window */
Cardbus_mapreg_unmap(ct, CARDBUS_BASE0_REG, sc->sc_mem1_bt,
sc->sc_mem1_bh, csc->sc_mapsize1);
Cardbus_mapreg_unmap(ct, CARDBUS_BASE1_REG, sc->sc_mem2_bt,
sc->sc_mem2_bh, csc->sc_mapsize2);
return (0);
}
void
malo_cardbus_setup(struct malo_cardbus_softc *csc)
{
cardbus_devfunc_t ct = csc->sc_ct;
cardbus_chipset_tag_t cc = ct->ct_cc;
cardbus_function_tag_t cf = ct->ct_cf;
pcireg_t reg;
/* program the BAR */
cardbus_conf_write(cc, cf, csc->sc_tag, CARDBUS_BASE0_REG,
csc->sc_bar1_val);
cardbus_conf_write(cc, cf, csc->sc_tag, CARDBUS_BASE1_REG,
csc->sc_bar2_val);
/* make sure the right access type is on the cardbus bridge */
(*cf->cardbus_ctrl)(cc, CARDBUS_MEM_ENABLE);
(*cf->cardbus_ctrl)(cc, CARDBUS_BM_ENABLE);
/* enable the appropriate bits in the PCI CSR */
reg = cardbus_conf_read(cc, cf, csc->sc_tag,
CARDBUS_COMMAND_STATUS_REG);
reg |= CARDBUS_COMMAND_MASTER_ENABLE | CARDBUS_COMMAND_MEM_ENABLE;
cardbus_conf_write(cc, cf, csc->sc_tag, CARDBUS_COMMAND_STATUS_REG,
reg);
}
int
malo_cardbus_enable(struct malo_softc *sc)
{
struct malo_cardbus_softc *csc = (struct malo_cardbus_softc *)sc;
cardbus_devfunc_t ct = csc->sc_ct;
cardbus_chipset_tag_t cc = ct->ct_cc;
cardbus_function_tag_t cf = ct->ct_cf;
/* power on the socket */
Cardbus_function_enable(ct);
/* setup the PCI configuration registers */
malo_cardbus_setup(csc);
/* map and establish the interrupt handler */
csc->sc_ih = cardbus_intr_establish(cc, cf, csc->sc_intrline, IPL_NET,
malo_intr, sc, sc->sc_dev.dv_xname);
if (csc->sc_ih == NULL) {
printf("%s: could not establish interrupt at %d\n",
sc->sc_dev.dv_xname, csc->sc_intrline);
Cardbus_function_disable(ct);
return (1);
}
return (0);
}
void
malo_cardbus_disable(struct malo_softc *sc)
{
struct malo_cardbus_softc *csc = (struct malo_cardbus_softc *)sc;
cardbus_devfunc_t ct = csc->sc_ct;
cardbus_chipset_tag_t cc = ct->ct_cc;
cardbus_function_tag_t cf = ct->ct_cf;
/* unhook the interrupt handler */
cardbus_intr_disestablish(cc, cf, csc->sc_ih);
csc->sc_ih = NULL;
/* power down the socket */
Cardbus_function_disable(ct);
}
|
