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
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
|
/* $NetBSD: wivar.h,v 1.67 2019/10/05 23:27:20 mrg Exp $ */
/*
* Copyright (c) 1997, 1998, 1999
* Bill Paul <wpaul@ctr.columbia.edu>. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD
* 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.
*/
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/lwp.h>
/* Radio capture format for Prism. */
#define WI_RX_RADIOTAP_PRESENT ((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \
(1 << IEEE80211_RADIOTAP_DB_ANTNOISE))
struct wi_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
u_int8_t wr_flags;
u_int8_t wr_rate;
u_int16_t wr_chan_freq;
u_int16_t wr_chan_flags;
int8_t wr_antsignal;
int8_t wr_antnoise;
};
#define WI_TX_RADIOTAP_PRESENT ((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct wi_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
u_int8_t wt_flags;
u_int8_t wt_rate;
u_int16_t wt_chan_freq;
u_int16_t wt_chan_flags;
};
struct wi_rssdesc {
struct ieee80211_rssdesc rd_desc;
SLIST_ENTRY(wi_rssdesc) rd_next;
};
typedef SLIST_HEAD(,wi_rssdesc) wi_rssdescq_t;
/*
* FreeBSD driver ported to NetBSD by Bill Sommerfeld in the back of the
* Oslo IETF plenary meeting.
*/
struct wi_softc {
device_t sc_dev;
struct ethercom sc_ec;
struct ieee80211com sc_ic;
u_int32_t sc_ic_flags; /* backup of ic->ic_flags */
void *sc_ih; /* interrupt handler */
void *sc_soft_ih;
int (*sc_enable)(device_t, int);
void (*sc_reset)(struct wi_softc *);
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
void (*sc_set_tim)(struct ieee80211_node *, int);
int sc_attached;
int sc_enabled;
int sc_invalid;
int sc_firmware_type;
#define WI_NOTYPE 0
#define WI_LUCENT 1
#define WI_INTERSIL 2
#define WI_SYMBOL 3
int sc_pri_firmware_ver; /* Primary firm vers */
int sc_sta_firmware_ver; /* Station firm vers */
int sc_pci; /* attach to PCI-Bus */
bus_space_tag_t sc_iot; /* bus cookie */
bus_space_handle_t sc_ioh; /* bus i/o handle */
struct bpf_if * sc_drvbpf;
int sc_flags;
int sc_bap_id;
int sc_bap_off;
u_int16_t sc_portnum;
/* RSSI interpretation */
u_int16_t sc_dbm_offset; /* dBm ~ RSSI - sc_dbm_offset */
u_int16_t sc_max_datalen;
u_int16_t sc_frag_thresh;
u_int16_t sc_rts_thresh;
u_int16_t sc_system_scale;
u_int16_t sc_tx_rate;
u_int16_t sc_cnfauthmode;
u_int16_t sc_roaming_mode;
u_int16_t sc_microwave_oven;
int sc_nodelen;
char sc_nodename[IEEE80211_NWID_LEN];
int sc_buflen;
#define WI_NTXBUF 3
#define WI_NTXRSS 10
struct {
int d_fid;
} sc_txd[WI_NTXBUF];
int sc_txalloc; /* next FID to allocate */
int sc_txalloced; /* FIDs currently allocated */
int sc_txqueue; /* next FID to queue */
int sc_txqueued; /* FIDs currently queued */
int sc_txstart; /* next FID to start */
int sc_txstarted; /* FIDs currently started */
int sc_txcmds;
int sc_status;
struct wi_rssdesc sc_rssd[WI_NTXRSS];
wi_rssdescq_t sc_rssdfree;
int sc_tx_timer;
int sc_scan_timer;
int sc_syn_timer;
struct wi_counters sc_stats;
u_int16_t sc_ibss_port;
struct wi_apinfo sc_aps[MAXAPINFO];
int sc_naps;
struct timeval sc_last_syn;
int sc_false_syns;
int sc_alt_retry;
union {
struct wi_rx_radiotap_header tap;
u_int8_t pad[64];
} sc_rxtapu;
union {
struct wi_tx_radiotap_header tap;
u_int8_t pad[64];
} sc_txtapu;
u_int16_t sc_txbuf[IEEE80211_MAX_LEN/2];
/* number of transmissions pending at each data rate */
u_int8_t sc_txpending[IEEE80211_RATE_MAXSIZE];
struct callout sc_rssadapt_ch;
kmutex_t sc_ioctl_mtx;
kcondvar_t sc_ioctl_cv;
bool sc_ioctl_gone;
unsigned int sc_ioctl_nwait;
unsigned int sc_ioctl_depth;
lwp_t *sc_ioctl_lwp;
};
#define sc_if sc_ec.ec_if
#define sc_rxtap sc_rxtapu.tap
#define sc_txtap sc_txtapu.tap
struct wi_node {
struct ieee80211_node wn_node;
struct ieee80211_rssadapt wn_rssadapt;
};
/* maximum false change-of-BSSID indications per second */
#define WI_MAX_FALSE_SYNS 10
#define WI_PRISM_DBM_OFFSET 100 /* XXX */
#define WI_LUCENT_DBM_OFFSET 149
#define WI_SCAN_INQWAIT 3 /* wait sec before inquire */
#define WI_SCAN_WAIT 5 /* maximum scan wait */
/* Values for wi_flags. */
#define WI_FLAGS_ATTACHED 0x0001
#define WI_FLAGS_INITIALIZED 0x0002
#define WI_FLAGS_OUTRANGE 0x0004
#define WI_FLAGS_RSSADAPTSTA 0x0008
#define WI_FLAGS_HAS_MOR 0x0010
#define WI_FLAGS_HAS_ROAMING 0x0020
#define WI_FLAGS_HAS_DIVERSITY 0x0040
#define WI_FLAGS_HAS_SYSSCALE 0x0080
#define WI_FLAGS_BUG_AUTOINC 0x0100
#define WI_FLAGS_HAS_FRAGTHR 0x0200
#define WI_FLAGS_HAS_DBMADJUST 0x0400
#define WI_FLAGS_WEP_VALID 0x0800
struct wi_card_ident {
u_int16_t card_id;
const char *card_name;
u_int8_t firm_type;
};
/*
* register space access macros
*/
#ifdef WI_AT_BIGENDIAN_BUS_HACK
/*
* XXX - ugly hack for sparc bus_space_* macro deficiencies:
* assume the bus we are accessing is big endian.
*/
#define CSR_WRITE_4(sc, reg, val) \
bus_space_write_4(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg) , htole32(val))
#define CSR_WRITE_2(sc, reg, val) \
bus_space_write_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), htole16(val))
#define CSR_WRITE_1(sc, reg, val) \
bus_space_write_1(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), val)
#define CSR_READ_4(sc, reg) \
le32toh(bus_space_read_4(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg)))
#define CSR_READ_2(sc, reg) \
le16toh(bus_space_read_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg)))
#define CSR_READ_1(sc, reg) \
bus_space_read_1(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg))
#else
#define CSR_WRITE_4(sc, reg, val) \
bus_space_write_4(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg) , val)
#define CSR_WRITE_2(sc, reg, val) \
bus_space_write_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), val)
#define CSR_WRITE_1(sc, reg, val) \
bus_space_write_1(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), val)
#define CSR_READ_4(sc, reg) \
bus_space_read_4(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg))
#define CSR_READ_2(sc, reg) \
bus_space_read_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg))
#define CSR_READ_1(sc, reg) \
bus_space_read_1(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg))
#endif
#ifndef __BUS_SPACE_HAS_STREAM_METHODS
#define bus_space_write_stream_2 bus_space_write_2
#define bus_space_write_multi_stream_2 bus_space_write_multi_2
#define bus_space_read_stream_2 bus_space_read_2
#define bus_space_read_multi_stream_2 bus_space_read_multi_2
#endif
#define CSR_WRITE_STREAM_2(sc, reg, val) \
bus_space_write_stream_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), val)
#define CSR_WRITE_MULTI_STREAM_2(sc, reg, val, count) \
bus_space_write_multi_stream_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), val, count)
#define CSR_READ_STREAM_2(sc, reg) \
bus_space_read_stream_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg))
#define CSR_READ_MULTI_STREAM_2(sc, reg, buf, count) \
bus_space_read_multi_stream_2(sc->sc_iot, sc->sc_ioh, \
(sc->sc_pci? reg * 2: reg), buf, count)
int wi_attach(struct wi_softc *, const u_int8_t *);
int wi_detach(struct wi_softc *);
int wi_activate(device_t, enum devact);
int wi_intr(void *arg);
|