1 | /* $NetBSD: wivar.h,v 1.65 2011/08/15 18:24:34 dyoung Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1997, 1998, 1999 |
5 | * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. All advertising materials mentioning features or use of this software |
16 | * must display the following acknowledgement: |
17 | * This product includes software developed by Bill Paul. |
18 | * 4. Neither the name of the author nor the names of any co-contributors |
19 | * may be used to endorse or promote products derived from this software |
20 | * without specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND |
23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
25 | * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD |
26 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
28 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
29 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
30 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
31 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
32 | * THE POSSIBILITY OF SUCH DAMAGE. |
33 | */ |
34 | |
35 | #include <sys/mutex.h> |
36 | #include <sys/condvar.h> |
37 | #include <sys/lwp.h> |
38 | |
39 | /* Radio capture format for Prism. */ |
40 | |
41 | #define WI_RX_RADIOTAP_PRESENT ((1 << IEEE80211_RADIOTAP_FLAGS) | \ |
42 | (1 << IEEE80211_RADIOTAP_RATE) | \ |
43 | (1 << IEEE80211_RADIOTAP_CHANNEL) | \ |
44 | (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \ |
45 | (1 << IEEE80211_RADIOTAP_DB_ANTNOISE)) |
46 | |
47 | struct { |
48 | struct ieee80211_radiotap_header ; |
49 | u_int8_t ; |
50 | u_int8_t ; |
51 | u_int16_t ; |
52 | u_int16_t ; |
53 | int8_t ; |
54 | int8_t ; |
55 | } __packed; |
56 | |
57 | #define WI_TX_RADIOTAP_PRESENT ((1 << IEEE80211_RADIOTAP_FLAGS) | \ |
58 | (1 << IEEE80211_RADIOTAP_RATE) | \ |
59 | (1 << IEEE80211_RADIOTAP_CHANNEL)) |
60 | |
61 | struct { |
62 | struct ieee80211_radiotap_header ; |
63 | u_int8_t ; |
64 | u_int8_t ; |
65 | u_int16_t ; |
66 | u_int16_t ; |
67 | } __packed; |
68 | |
69 | struct { |
70 | struct ieee80211_rssdesc ; |
71 | SLIST_ENTRY(wi_rssdesc) ; |
72 | }; |
73 | |
74 | typedef SLIST_HEAD(,wi_rssdesc) ; |
75 | |
76 | /* |
77 | * FreeBSD driver ported to NetBSD by Bill Sommerfeld in the back of the |
78 | * Oslo IETF plenary meeting. |
79 | */ |
80 | struct wi_softc { |
81 | device_t sc_dev; |
82 | struct ethercom sc_ec; |
83 | struct ieee80211com sc_ic; |
84 | u_int32_t sc_ic_flags; /* backup of ic->ic_flags */ |
85 | void *sc_ih; /* interrupt handler */ |
86 | int (*sc_enable)(device_t, int); |
87 | void (*sc_reset)(struct wi_softc *); |
88 | |
89 | int (*sc_newstate)(struct ieee80211com *, |
90 | enum ieee80211_state, int); |
91 | void (*sc_set_tim)(struct ieee80211_node *, int); |
92 | |
93 | int sc_attached; |
94 | int sc_enabled; |
95 | int sc_invalid; |
96 | int sc_firmware_type; |
97 | #define WI_NOTYPE 0 |
98 | #define WI_LUCENT 1 |
99 | #define WI_INTERSIL 2 |
100 | #define WI_SYMBOL 3 |
101 | int sc_pri_firmware_ver; /* Primary firm vers */ |
102 | int sc_sta_firmware_ver; /* Station firm vers */ |
103 | int sc_pci; /* attach to PCI-Bus */ |
104 | |
105 | bus_space_tag_t sc_iot; /* bus cookie */ |
106 | bus_space_handle_t sc_ioh; /* bus i/o handle */ |
107 | |
108 | struct bpf_if * sc_drvbpf; |
109 | int sc_flags; |
110 | int sc_bap_id; |
111 | int sc_bap_off; |
112 | |
113 | u_int16_t sc_portnum; |
114 | |
115 | /* RSSI interpretation */ |
116 | u_int16_t sc_dbm_offset; /* dBm ~ RSSI - sc_dbm_offset */ |
117 | u_int16_t sc_max_datalen; |
118 | u_int16_t sc_frag_thresh; |
119 | u_int16_t sc_rts_thresh; |
120 | u_int16_t sc_system_scale; |
121 | u_int16_t sc_tx_rate; |
122 | u_int16_t sc_cnfauthmode; |
123 | u_int16_t sc_roaming_mode; |
124 | u_int16_t sc_microwave_oven; |
125 | |
126 | int sc_nodelen; |
127 | char sc_nodename[IEEE80211_NWID_LEN]; |
128 | |
129 | int sc_buflen; |
130 | #define WI_NTXBUF 3 |
131 | #define 10 |
132 | struct { |
133 | int d_fid; |
134 | } sc_txd[WI_NTXBUF]; |
135 | int sc_txalloc; /* next FID to allocate */ |
136 | int sc_txalloced; /* FIDs currently allocated */ |
137 | int sc_txqueue; /* next FID to queue */ |
138 | int sc_txqueued; /* FIDs currently queued */ |
139 | int sc_txstart; /* next FID to start */ |
140 | int sc_txstarted; /* FIDs currently started */ |
141 | int sc_txcmds; |
142 | |
143 | int sc_status; |
144 | |
145 | struct wi_rssdesc [WI_NTXRSS]; |
146 | wi_rssdescq_t ; |
147 | int sc_tx_timer; |
148 | int sc_scan_timer; |
149 | int sc_syn_timer; |
150 | |
151 | struct wi_counters sc_stats; |
152 | u_int16_t sc_ibss_port; |
153 | |
154 | struct wi_apinfo sc_aps[MAXAPINFO]; |
155 | int sc_naps; |
156 | |
157 | struct timeval sc_last_syn; |
158 | int sc_false_syns; |
159 | int sc_alt_retry; |
160 | |
161 | union { |
162 | struct wi_rx_radiotap_header tap; |
163 | u_int8_t pad[64]; |
164 | } sc_rxtapu; |
165 | union { |
166 | struct wi_tx_radiotap_header tap; |
167 | u_int8_t pad[64]; |
168 | } sc_txtapu; |
169 | u_int16_t sc_txbuf[IEEE80211_MAX_LEN/2]; |
170 | /* number of transmissions pending at each data rate */ |
171 | u_int8_t sc_txpending[IEEE80211_RATE_MAXSIZE]; |
172 | struct callout ; |
173 | kmutex_t sc_ioctl_mtx; |
174 | kcondvar_t sc_ioctl_cv; |
175 | bool sc_ioctl_gone; |
176 | unsigned int sc_ioctl_nwait; |
177 | unsigned int sc_ioctl_depth; |
178 | lwp_t *sc_ioctl_lwp; |
179 | }; |
180 | |
181 | #define sc_if sc_ec.ec_if |
182 | #define sc_rxtap sc_rxtapu.tap |
183 | #define sc_txtap sc_txtapu.tap |
184 | |
185 | struct wi_node { |
186 | struct ieee80211_node wn_node; |
187 | struct ieee80211_rssadapt ; |
188 | }; |
189 | |
190 | /* maximum false change-of-BSSID indications per second */ |
191 | #define WI_MAX_FALSE_SYNS 10 |
192 | |
193 | #define WI_PRISM_DBM_OFFSET 100 /* XXX */ |
194 | |
195 | #define WI_LUCENT_DBM_OFFSET 149 |
196 | |
197 | #define WI_SCAN_INQWAIT 3 /* wait sec before inquire */ |
198 | #define WI_SCAN_WAIT 5 /* maximum scan wait */ |
199 | |
200 | /* Values for wi_flags. */ |
201 | #define WI_FLAGS_ATTACHED 0x0001 |
202 | #define WI_FLAGS_INITIALIZED 0x0002 |
203 | #define WI_FLAGS_OUTRANGE 0x0004 |
204 | #define 0x0008 |
205 | #define WI_FLAGS_HAS_MOR 0x0010 |
206 | #define WI_FLAGS_HAS_ROAMING 0x0020 |
207 | #define WI_FLAGS_HAS_DIVERSITY 0x0040 |
208 | #define WI_FLAGS_HAS_SYSSCALE 0x0080 |
209 | #define WI_FLAGS_BUG_AUTOINC 0x0100 |
210 | #define WI_FLAGS_HAS_FRAGTHR 0x0200 |
211 | #define WI_FLAGS_HAS_DBMADJUST 0x0400 |
212 | #define WI_FLAGS_WEP_VALID 0x0800 |
213 | |
214 | struct wi_card_ident { |
215 | u_int16_t card_id; |
216 | const char *card_name; |
217 | u_int8_t firm_type; |
218 | }; |
219 | |
220 | /* |
221 | * register space access macros |
222 | */ |
223 | #ifdef WI_AT_BIGENDIAN_BUS_HACK |
224 | /* |
225 | * XXX - ugly hack for sparc bus_space_* macro deficiencies: |
226 | * assume the bus we are accessing is big endian. |
227 | */ |
228 | |
229 | #define CSR_WRITE_4(sc, reg, val) \ |
230 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, \ |
231 | (sc->sc_pci? reg * 2: reg) , htole32(val)) |
232 | #define CSR_WRITE_2(sc, reg, val) \ |
233 | bus_space_write_2(sc->sc_iot, sc->sc_ioh, \ |
234 | (sc->sc_pci? reg * 2: reg), htole16(val)) |
235 | #define CSR_WRITE_1(sc, reg, val) \ |
236 | bus_space_write_1(sc->sc_iot, sc->sc_ioh, \ |
237 | (sc->sc_pci? reg * 2: reg), val) |
238 | |
239 | #define CSR_READ_4(sc, reg) \ |
240 | le32toh(bus_space_read_4(sc->sc_iot, sc->sc_ioh, \ |
241 | (sc->sc_pci? reg * 2: reg))) |
242 | #define CSR_READ_2(sc, reg) \ |
243 | le16toh(bus_space_read_2(sc->sc_iot, sc->sc_ioh, \ |
244 | (sc->sc_pci? reg * 2: reg))) |
245 | #define CSR_READ_1(sc, reg) \ |
246 | bus_space_read_1(sc->sc_iot, sc->sc_ioh, \ |
247 | (sc->sc_pci? reg * 2: reg)) |
248 | |
249 | #else |
250 | |
251 | #define CSR_WRITE_4(sc, reg, val) \ |
252 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, \ |
253 | (sc->sc_pci? reg * 2: reg) , val) |
254 | #define CSR_WRITE_2(sc, reg, val) \ |
255 | bus_space_write_2(sc->sc_iot, sc->sc_ioh, \ |
256 | (sc->sc_pci? reg * 2: reg), val) |
257 | #define CSR_WRITE_1(sc, reg, val) \ |
258 | bus_space_write_1(sc->sc_iot, sc->sc_ioh, \ |
259 | (sc->sc_pci? reg * 2: reg), val) |
260 | |
261 | #define CSR_READ_4(sc, reg) \ |
262 | bus_space_read_4(sc->sc_iot, sc->sc_ioh, \ |
263 | (sc->sc_pci? reg * 2: reg)) |
264 | #define CSR_READ_2(sc, reg) \ |
265 | bus_space_read_2(sc->sc_iot, sc->sc_ioh, \ |
266 | (sc->sc_pci? reg * 2: reg)) |
267 | #define CSR_READ_1(sc, reg) \ |
268 | bus_space_read_1(sc->sc_iot, sc->sc_ioh, \ |
269 | (sc->sc_pci? reg * 2: reg)) |
270 | #endif |
271 | |
272 | #ifndef __BUS_SPACE_HAS_STREAM_METHODS |
273 | #define bus_space_write_stream_2 bus_space_write_2 |
274 | #define bus_space_write_multi_stream_2 bus_space_write_multi_2 |
275 | #define bus_space_read_stream_2 bus_space_read_2 |
276 | #define bus_space_read_multi_stream_2 bus_space_read_multi_2 |
277 | #endif |
278 | |
279 | #define CSR_WRITE_STREAM_2(sc, reg, val) \ |
280 | bus_space_write_stream_2(sc->sc_iot, sc->sc_ioh, \ |
281 | (sc->sc_pci? reg * 2: reg), val) |
282 | #define CSR_WRITE_MULTI_STREAM_2(sc, reg, val, count) \ |
283 | bus_space_write_multi_stream_2(sc->sc_iot, sc->sc_ioh, \ |
284 | (sc->sc_pci? reg * 2: reg), val, count) |
285 | #define CSR_READ_STREAM_2(sc, reg) \ |
286 | bus_space_read_stream_2(sc->sc_iot, sc->sc_ioh, \ |
287 | (sc->sc_pci? reg * 2: reg)) |
288 | #define CSR_READ_MULTI_STREAM_2(sc, reg, buf, count) \ |
289 | bus_space_read_multi_stream_2(sc->sc_iot, sc->sc_ioh, \ |
290 | (sc->sc_pci? reg * 2: reg), buf, count) |
291 | |
292 | |
293 | int wi_attach(struct wi_softc *, const u_int8_t *); |
294 | int wi_detach(struct wi_softc *); |
295 | int wi_activate(device_t, enum devact); |
296 | int wi_intr(void *arg); |
297 | |