1 /* $OpenBSD: awivar.h,v 1.6 2003/10/21 18:58:49 jmc Exp $ */
2 /* $NetBSD: awivar.h,v 1.12 2000/07/21 04:48:56 onoe Exp $ */
3
4 /*-
5 * Copyright (c) 1999 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to The NetBSD Foundation
9 * by Bill Sommerfeld
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 * must display the following acknowledgement:
21 * This product includes software developed by the NetBSD
22 * Foundation, Inc. and its contributors.
23 * 4. Neither the name of The NetBSD Foundation nor the names of its
24 * contributors may be used to endorse or promote products derived
25 * from this software without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37 * POSSIBILITY OF SUCH DAMAGE.
38 */
39
40 /* timer values in msec */
41 #define AWI_SELFTEST_TIMEOUT 5000
42 #define AWI_CMD_TIMEOUT 2000
43 #define AWI_LOCKOUT_TIMEOUT 50
44 #define AWI_ASCAN_DURATION 100
45 #define AWI_ASCAN_WAIT 3000
46 #define AWI_PSCAN_DURATION 200
47 #define AWI_PSCAN_WAIT 5000
48 #define AWI_TRANS_TIMEOUT 2000
49
50 #define AWI_NTXBUFS 4
51 #define AWI_MAX_KEYLEN 16
52
53 enum awi_status {
54 AWI_ST_INIT,
55 AWI_ST_SCAN,
56 AWI_ST_SETSS,
57 AWI_ST_SYNC,
58 AWI_ST_AUTH,
59 AWI_ST_ASSOC,
60 AWI_ST_RUNNING
61 };
62
63 struct awi_bss
64 {
65 TAILQ_ENTRY(awi_bss) list;
66 u_int8_t esrc[ETHER_ADDR_LEN];
67 u_int8_t chanset; /* channel set to use */
68 u_int8_t pattern; /* hop pattern to use */
69 u_int8_t index; /* index to use */
70 u_int8_t rssi; /* strength of this beacon */
71 u_int16_t dwell_time; /* dwell time */
72 u_int8_t timestamp[8]; /* timestamp of this bss */
73 u_int8_t bssid[ETHER_ADDR_LEN];
74 u_int16_t capinfo;
75 u_int32_t rxtime; /* unit's local time */
76 u_int16_t interval; /* beacon interval */
77 u_int8_t txrate;
78 u_int8_t fails;
79 u_int8_t essid[IEEE80211_NWID_LEN + 2];
80 };
81
82 struct awi_wep_algo {
83 char *awa_name;
84 int (*awa_ctxlen)(void);
85 void (*awa_setkey)(void *, u_char *, int);
86 void (*awa_encrypt)(void *, u_char *, u_char *, int);
87 void (*awa_decrypt)(void *, u_char *, u_char *, int);
88 };
89
90 struct awi_softc
91 {
92 #ifdef __NetBSD__
93 struct device sc_dev;
94 struct ethercom sc_ec;
95 void *sc_ih; /* interrupt handler */
96 #endif
97 #ifdef __FreeBSD__
98 #if __FreeBSD__ >= 4
99 struct {
100 char dv_xname[64]; /*XXX*/
101 } sc_dev;
102 #else
103 struct device sc_dev;
104 #endif
105 #endif
106 #ifdef __OpenBSD__
107 struct device sc_dev;
108 struct arpcom sc_arpcom;
109 void *sc_ih; /* interrupt handler */
110 #endif
111 struct am79c930_softc sc_chip;
112 struct ifnet *sc_ifp;
113 int (*sc_enable)(struct awi_softc *);
114 void (*sc_disable)(struct awi_softc *);
115
116 struct ifmedia sc_media;
117 enum awi_status sc_status;
118 unsigned int sc_enabled:1,
119 sc_busy:1,
120 sc_cansleep:1,
121 sc_invalid:1,
122 sc_enab_intr:1,
123 sc_format_llc:1,
124 sc_start_bss:1,
125 sc_rawbpf:1,
126 sc_no_bssid:1,
127 sc_active_scan:1,
128 sc_attached:1; /* attach has succeeded */
129 u_int8_t sc_cmd_inprog;
130 int sc_sleep_cnt;
131
132 int sc_mgt_timer;
133
134 TAILQ_HEAD(, awi_bss) sc_scan;
135 u_int8_t sc_scan_cur;
136 u_int8_t sc_scan_min;
137 u_int8_t sc_scan_max;
138 u_int8_t sc_scan_set;
139 struct awi_bss sc_bss;
140 u_int8_t sc_ownssid[IEEE80211_NWID_LEN + 2];
141 u_int8_t sc_ownch;
142
143 int sc_rx_timer;
144 u_int32_t sc_rxdoff;
145 u_int32_t sc_rxmoff;
146 struct mbuf *sc_rxpend;
147
148 int sc_tx_timer;
149 u_int8_t sc_tx_rate;
150 struct ifqueue sc_mgtq;
151 u_int32_t sc_txbase;
152 u_int32_t sc_txend;
153 u_int32_t sc_txnext;
154 u_int32_t sc_txdone;
155
156 int sc_wep_keylen[IEEE80211_WEP_NKID]; /* keylen */
157 u_int8_t sc_wep_key[IEEE80211_WEP_NKID][AWI_MAX_KEYLEN];
158 int sc_wep_defkid;
159 void *sc_wep_ctx; /* work area */
160 struct awi_wep_algo *sc_wep_algo;
161
162 u_char sc_banner[AWI_BANNER_LEN];
163 struct awi_mib_local sc_mib_local;
164 struct awi_mib_addr sc_mib_addr;
165 struct awi_mib_mac sc_mib_mac;
166 struct awi_mib_stat sc_mib_stat;
167 struct awi_mib_mgt sc_mib_mgt;
168 struct awi_mib_phy sc_mib_phy;
169 };
170
171 #define awi_read_1(sc, off) ((sc)->sc_chip.sc_ops->read_1)(&sc->sc_chip, off)
172 #define awi_read_2(sc, off) ((sc)->sc_chip.sc_ops->read_2)(&sc->sc_chip, off)
173 #define awi_read_4(sc, off) ((sc)->sc_chip.sc_ops->read_4)(&sc->sc_chip, off)
174 #define awi_read_bytes(sc, off, ptr, len) ((sc)->sc_chip.sc_ops->read_bytes)(&sc->sc_chip, off, ptr, len)
175
176 #define awi_write_1(sc, off, val) \
177 ((sc)->sc_chip.sc_ops->write_1)(&sc->sc_chip, off, val)
178 #define awi_write_2(sc, off, val) \
179 ((sc)->sc_chip.sc_ops->write_2)(&sc->sc_chip, off, val)
180 #define awi_write_4(sc, off, val) \
181 ((sc)->sc_chip.sc_ops->write_4)(&sc->sc_chip, off, val)
182 #define awi_write_bytes(sc, off, ptr, len) \
183 ((sc)->sc_chip.sc_ops->write_bytes)(&sc->sc_chip, off, ptr, len)
184
185 #define awi_drvstate(sc, state) \
186 awi_write_1(sc, AWI_DRIVERSTATE, \
187 ((state) | AWI_DRV_AUTORXLED|AWI_DRV_AUTOTXLED))
188
189 /* unaligned little endian access */
190 #define LE_READ_2(p) \
191 (((u_int8_t *)(p))[0] | (((u_int8_t *)(p))[1] << 8))
192 #define LE_READ_4(p) \
193 (((u_int8_t *)(p))[0] | (((u_int8_t *)(p))[1] << 8) | \
194 (((u_int8_t *)(p))[2] << 16) | (((u_int8_t *)(p))[3] << 24))
195 #define LE_WRITE_2(p, v) \
196 ((((u_int8_t *)(p))[0] = ((u_int32_t)(v) & 0xff)), \
197 (((u_int8_t *)(p))[1] = (((u_int32_t)(v) >> 8) & 0xff)))
198 #define LE_WRITE_4(p, v) \
199 ((((u_int8_t *)(p))[0] = ((u_int32_t)(v) & 0xff)), \
200 (((u_int8_t *)(p))[1] = (((u_int32_t)(v) >> 8) & 0xff)), \
201 (((u_int8_t *)(p))[2] = (((u_int32_t)(v) >> 16) & 0xff)), \
202 (((u_int8_t *)(p))[3] = (((u_int32_t)(v) >> 24) & 0xff)))
203
204 #define AWI_80211_RATE(rate) (((rate) & 0x7f) * 5)
205
206 int awi_attach(struct awi_softc *);
207 int awi_intr(void *);
208 void awi_reset(struct awi_softc *);
209 #ifndef __FreeBSD__
210 int awi_activate(struct device *, enum devact);
211 int awi_detach(struct awi_softc *);
212 void awi_power(struct awi_softc *, int);
213 #endif
214
215 void awi_stop(struct awi_softc *sc);
216 int awi_init(struct awi_softc *sc);
217 int awi_init_region(struct awi_softc *);
218 int awi_wicfg(struct ifnet *, u_long, caddr_t);
219
220 int awi_wep_setnwkey(struct awi_softc *, struct ieee80211_nwkey *);
221 int awi_wep_getnwkey(struct awi_softc *, struct ieee80211_nwkey *);
222 int awi_wep_getalgo(struct awi_softc *);
223 int awi_wep_setalgo(struct awi_softc *, int);
224 int awi_wep_setkey(struct awi_softc *, int, unsigned char *, int);
225 int awi_wep_getkey(struct awi_softc *, int, unsigned char *, int *);
226 struct mbuf *awi_wep_encrypt(struct awi_softc *, struct mbuf *, int);
227
228 #ifdef __FreeBSD__
229 /* Provide mem* for compat with NetBSD to fix LINT */
230 static __inline int
memcmp(const void * b1,const void * b2,size_t len)231 memcmp(const void *b1, const void *b2, size_t len)
232 {
233 return (bcmp(b1, b2, len));
234 }
235
236 static __inline void *
memset(void * b,int c,size_t len)237 memset(void *b, int c, size_t len)
238 {
239 bzero(b, len);
240 return (b);
241 }
242 #endif
243