wivar.h revision 1.35 1 /* $NetBSD: wivar.h,v 1.35 2003/07/06 07:15:56 dyoung Exp $ */
2
3 /*
4 * Copyright (c) 1997, 1998, 1999
5 * Bill Paul <wpaul (at) 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 /*
36 * FreeBSD driver ported to NetBSD by Bill Sommerfeld in the back of the
37 * Oslo IETF plenary meeting.
38 */
39 struct wi_softc {
40 struct device sc_dev;
41 struct ieee80211com sc_ic;
42 void *sc_ih; /* interrupt handler */
43 int (*sc_enable)(struct wi_softc *);
44 void (*sc_disable)(struct wi_softc *);
45 void (*sc_reset)(struct wi_softc *);
46
47 int sc_attached;
48 int sc_enabled;
49 int sc_invalid;
50 int sc_firmware_type;
51 #define WI_NOTYPE 0
52 #define WI_LUCENT 1
53 #define WI_INTERSIL 2
54 #define WI_SYMBOL 3
55 int sc_pri_firmware_ver; /* Primary firm vers */
56 int sc_sta_firmware_ver; /* Station firm vers */
57 int sc_pci; /* attach to PCI-Bus */
58
59 bus_space_tag_t sc_iot; /* bus cookie */
60 bus_space_handle_t sc_ioh; /* bus i/o handle */
61
62 struct ifmedia sc_media;
63 caddr_t sc_drvbpf;
64 int sc_flags;
65 int sc_bap_id;
66 int sc_bap_off;
67
68 u_int16_t sc_portnum;
69
70 /* RSSI interpretation */
71 u_int16_t sc_min_rssi; /* clamp sc_min_rssi < RSSI */
72 u_int16_t sc_max_rssi; /* clamp RSSI < sc_max_rssi */
73 u_int16_t sc_dbm_offset; /* dBm ~ RSSI - sc_dbm_offset */
74 u_int16_t sc_max_datalen;
75 u_int16_t sc_frag_thresh;
76 u_int16_t sc_rts_thresh;
77 u_int16_t sc_system_scale;
78 u_int16_t sc_tx_rate;
79 u_int16_t sc_cnfauthmode;
80 u_int16_t sc_roaming_mode;
81 u_int16_t sc_microwave_oven;
82
83 int sc_nodelen;
84 char sc_nodename[IEEE80211_NWID_LEN];
85
86 int sc_buflen;
87 #define WI_NTXBUF 3
88 struct sc_txdesc {
89 int d_fid;
90 int d_len;
91 } sc_txd[WI_NTXBUF];
92 int sc_txnext;
93 int sc_txcur;
94 int sc_tx_timer;
95 int sc_scan_timer;
96 int sc_syn_timer;
97
98 struct wi_counters sc_stats;
99 u_int16_t sc_ibss_port;
100
101 struct wi_apinfo sc_aps[MAXAPINFO];
102 int sc_naps;
103
104 int sc_false_syns;
105
106 u_int16_t sc_txbuf[IEEE80211_MAX_LEN/2];
107 };
108
109 #define sc_if sc_ic.ic_if
110
111 /* maximum consecutive false change-of-BSSID indications */
112 #define WI_MAX_FALSE_SYNS 10
113
114 #define WI_PRISM_MIN_RSSI 0x1b
115 #define WI_PRISM_MAX_RSSI 0x9a
116 #define WI_PRISM_DBM_OFFSET 100 /* XXX */
117
118 #define WI_LUCENT_MIN_RSSI 47
119 #define WI_LUCENT_MAX_RSSI 138
120 #define WI_LUCENT_DBM_OFFSET 149
121
122 #define WI_RSSI_TO_DBM(sc, rssi) (MIN((sc)->sc_max_rssi, \
123 MAX((sc)->sc_min_rssi, (rssi))) - (sc)->sc_dbm_offset)
124
125 #define WI_SCAN_INQWAIT 3 /* wait sec before inquire */
126 #define WI_SCAN_WAIT 5 /* maximum scan wait */
127
128 /* Values for wi_flags. */
129 #define WI_FLAGS_ATTACHED 0x0001
130 #define WI_FLAGS_INITIALIZED 0x0002
131 #define WI_FLAGS_OUTRANGE 0x0004
132 #define WI_FLAGS_HAS_MOR 0x0010
133 #define WI_FLAGS_HAS_ROAMING 0x0020
134 #define WI_FLAGS_HAS_DIVERSITY 0x0040
135 #define WI_FLAGS_HAS_SYSSCALE 0x0080
136 #define WI_FLAGS_BUG_AUTOINC 0x0100
137 #define WI_FLAGS_HAS_FRAGTHR 0x0200
138 #define WI_FLAGS_HAS_DBMADJUST 0x0400
139
140 struct wi_card_ident {
141 u_int16_t card_id;
142 char *card_name;
143 u_int8_t firm_type;
144 };
145
146 /*
147 * register space access macros
148 */
149 #ifdef WI_AT_BIGENDIAN_BUS_HACK
150 /*
151 * XXX - ugly hack for sparc bus_space_* macro deficiencies:
152 * assume the bus we are accessing is big endian.
153 */
154
155 #define CSR_WRITE_4(sc, reg, val) \
156 bus_space_write_4(sc->sc_iot, sc->sc_ioh, \
157 (sc->sc_pci? reg * 2: reg) , htole32(val))
158 #define CSR_WRITE_2(sc, reg, val) \
159 bus_space_write_2(sc->sc_iot, sc->sc_ioh, \
160 (sc->sc_pci? reg * 2: reg), htole16(val))
161 #define CSR_WRITE_1(sc, reg, val) \
162 bus_space_write_1(sc->sc_iot, sc->sc_ioh, \
163 (sc->sc_pci? reg * 2: reg), val)
164
165 #define CSR_READ_4(sc, reg) \
166 le32toh(bus_space_read_4(sc->sc_iot, sc->sc_ioh, \
167 (sc->sc_pci? reg * 2: reg)))
168 #define CSR_READ_2(sc, reg) \
169 le16toh(bus_space_read_2(sc->sc_iot, sc->sc_ioh, \
170 (sc->sc_pci? reg * 2: reg)))
171 #define CSR_READ_1(sc, reg) \
172 bus_space_read_1(sc->sc_iot, sc->sc_ioh, \
173 (sc->sc_pci? reg * 2: reg))
174
175 #else
176
177 #define CSR_WRITE_4(sc, reg, val) \
178 bus_space_write_4(sc->sc_iot, sc->sc_ioh, \
179 (sc->sc_pci? reg * 2: reg) , val)
180 #define CSR_WRITE_2(sc, reg, val) \
181 bus_space_write_2(sc->sc_iot, sc->sc_ioh, \
182 (sc->sc_pci? reg * 2: reg), val)
183 #define CSR_WRITE_1(sc, reg, val) \
184 bus_space_write_1(sc->sc_iot, sc->sc_ioh, \
185 (sc->sc_pci? reg * 2: reg), val)
186
187 #define CSR_READ_4(sc, reg) \
188 bus_space_read_4(sc->sc_iot, sc->sc_ioh, \
189 (sc->sc_pci? reg * 2: reg))
190 #define CSR_READ_2(sc, reg) \
191 bus_space_read_2(sc->sc_iot, sc->sc_ioh, \
192 (sc->sc_pci? reg * 2: reg))
193 #define CSR_READ_1(sc, reg) \
194 bus_space_read_1(sc->sc_iot, sc->sc_ioh, \
195 (sc->sc_pci? reg * 2: reg))
196 #endif
197
198 #ifndef __BUS_SPACE_HAS_STREAM_METHODS
199 #define bus_space_write_stream_2 bus_space_write_2
200 #define bus_space_write_multi_stream_2 bus_space_write_multi_2
201 #define bus_space_read_stream_2 bus_space_read_2
202 #define bus_space_read_multi_stream_2 bus_space_read_multi_2
203 #endif
204
205 #define CSR_WRITE_STREAM_2(sc, reg, val) \
206 bus_space_write_stream_2(sc->sc_iot, sc->sc_ioh, \
207 (sc->sc_pci? reg * 2: reg), val)
208 #define CSR_WRITE_MULTI_STREAM_2(sc, reg, val, count) \
209 bus_space_write_multi_stream_2(sc->sc_iot, sc->sc_ioh, \
210 (sc->sc_pci? reg * 2: reg), val, count)
211 #define CSR_READ_STREAM_2(sc, reg) \
212 bus_space_read_stream_2(sc->sc_iot, sc->sc_ioh, \
213 (sc->sc_pci? reg * 2: reg))
214 #define CSR_READ_MULTI_STREAM_2(sc, reg, buf, count) \
215 bus_space_read_multi_stream_2(sc->sc_iot, sc->sc_ioh, \
216 (sc->sc_pci? reg * 2: reg), buf, count)
217
218
219 int wi_attach(struct wi_softc *);
220 int wi_detach(struct wi_softc *);
221 int wi_activate(struct device *, enum devact);
222 int wi_intr(void *arg);
223 void wi_power(struct wi_softc *, int);
224 void wi_shutdown(struct wi_softc *);
225