The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/wi/if_wivar.h

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    1 /*-
    2  * Copyright (c) 2002
    3  *      M Warner Losh <imp@freebsd.org>.  All rights reserved.
    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  * $FreeBSD$
   35  */
   36 
   37 #if 0
   38 #define WICACHE                 /* turn on signal strength cache code */  
   39 #define MAXWICACHE      10
   40 #endif
   41 
   42 /*
   43  * Encryption controls. We can enable or disable encryption as
   44  * well as specify up to 4 encryption keys. We can also specify
   45  * which of the four keys will be used for transmit encryption.
   46  */
   47 #define WI_RID_ENCRYPTION       0xFC20
   48 #define WI_RID_AUTHTYPE         0xFC21
   49 #define WI_RID_DEFLT_CRYPT_KEYS 0xFCB0
   50 #define WI_RID_TX_CRYPT_KEY     0xFCB1
   51 #define WI_RID_WEP_AVAIL        0xFD4F
   52 #define WI_RID_P2_TX_CRYPT_KEY  0xFC23
   53 #define WI_RID_P2_CRYPT_KEY0    0xFC24
   54 #define WI_RID_P2_CRYPT_KEY1    0xFC25
   55 #define WI_RID_MICROWAVE_OVEN   0xFC25
   56 #define WI_RID_P2_CRYPT_KEY2    0xFC26
   57 #define WI_RID_P2_CRYPT_KEY3    0xFC27
   58 #define WI_RID_P2_ENCRYPTION    0xFC28
   59 #define WI_RID_ROAMING_MODE     0xFC2D
   60 #define WI_RID_CUR_TX_RATE      0xFD44 /* current TX rate */
   61 
   62 struct wi_softc {
   63         struct ieee80211com     sc_ic;
   64         int                     (*sc_newstate)(struct ieee80211com *,
   65                                         enum ieee80211_state, int);
   66         device_t                sc_dev;
   67 #if __FreeBSD_version >= 500000
   68         struct mtx              sc_mtx;
   69 #endif
   70         int                     sc_unit;
   71         int                     wi_gone;
   72         int                     sc_enabled;
   73         int                     sc_reset;
   74         int                     sc_firmware_type;
   75 #define WI_NOTYPE       0
   76 #define WI_LUCENT       1
   77 #define WI_INTERSIL     2
   78 #define WI_SYMBOL       3
   79         int                     sc_pri_firmware_ver;    /* Primary firmware */
   80         int                     sc_sta_firmware_ver;    /* Station firmware */
   81 
   82         int                     wi_bus_type;    /* Bus attachment type */
   83         struct resource *       local;
   84         int                     local_rid;
   85         struct resource *       iobase;
   86         int                     iobase_rid;
   87         struct resource *       irq;
   88         int                     irq_rid;
   89         struct resource *       mem;
   90         int                     mem_rid;
   91         bus_space_handle_t      wi_localhandle;
   92         bus_space_tag_t         wi_localtag;
   93         bus_space_handle_t      wi_bhandle;
   94         bus_space_tag_t         wi_btag;
   95         bus_space_handle_t      wi_bmemhandle;
   96         bus_space_tag_t         wi_bmemtag;
   97         void *                  wi_intrhand;
   98         int                     wi_io_addr;
   99         int                     wi_cmd_count;
  100 
  101         struct bpf_if           *sc_drvbpf;
  102         int                     sc_flags;
  103         int                     sc_if_flags;
  104         int                     sc_bap_id;
  105         int                     sc_bap_off;
  106 
  107         u_int16_t               sc_procframe;
  108         u_int16_t               sc_portnum;
  109 
  110         /* RSSI interpretation */
  111         u_int16_t               sc_min_rssi;    /* clamp sc_min_rssi < RSSI */
  112         u_int16_t               sc_max_rssi;    /* clamp RSSI < sc_max_rssi */
  113         u_int16_t               sc_dbm_offset;  /* dBm ~ RSSI - sc_dbm_offset */
  114 
  115         u_int16_t               sc_max_datalen;
  116         u_int16_t               sc_system_scale;
  117         u_int16_t               sc_cnfauthmode;
  118         u_int16_t               sc_roaming_mode;
  119         u_int16_t               sc_microwave_oven;
  120         u_int16_t               sc_authtype;
  121 
  122         int                     sc_nodelen;
  123         char                    sc_nodename[IEEE80211_NWID_LEN];
  124         char                    sc_net_name[IEEE80211_NWID_LEN];
  125 
  126         int                     sc_buflen;              /* TX buffer size */
  127         int                     sc_ntxbuf;
  128 #define WI_NTXBUF       3
  129         struct {
  130                 int             d_fid;
  131                 int             d_len;
  132         }                       sc_txd[WI_NTXBUF];      /* TX buffers */
  133         int                     sc_txnext;              /* index of next TX */
  134         int                     sc_txcur;               /* index of current TX*/
  135         int                     sc_tx_timer;
  136         int                     sc_scan_timer;
  137         int                     sc_syn_timer;
  138 
  139         struct wi_counters      sc_stats;
  140         u_int16_t               sc_ibss_port;
  141 
  142 #define WI_MAXAPINFO            30
  143         struct wi_apinfo        sc_aps[WI_MAXAPINFO];
  144         int                     sc_naps;
  145 
  146         struct {
  147                 u_int16_t               wi_sleep;
  148                 u_int16_t               wi_delaysupp;
  149                 u_int16_t               wi_txsupp;
  150                 u_int16_t               wi_monitor;
  151                 u_int16_t               wi_ledtest;
  152                 u_int16_t               wi_ledtest_param0;
  153                 u_int16_t               wi_ledtest_param1;
  154                 u_int16_t               wi_conttx;
  155                 u_int16_t               wi_conttx_param0;
  156                 u_int16_t               wi_contrx;
  157                 u_int16_t               wi_sigstate;
  158                 u_int16_t               wi_sigstate_param0;
  159                 u_int16_t               wi_confbits;
  160                 u_int16_t               wi_confbits_param0;
  161         } wi_debug;
  162 
  163         int                     sc_false_syns;
  164 
  165         u_int16_t               sc_txbuf[IEEE80211_MAX_LEN/2];
  166 
  167         union {
  168                 struct wi_tx_radiotap_header th;
  169                 u_int8_t        pad[64];
  170         } u_tx_rt;
  171         int                     sc_tx_th_len;
  172         union {
  173                 struct wi_rx_radiotap_header th;
  174                 u_int8_t        pad[64];
  175         } u_rx_rt;
  176         int                     sc_rx_th_len;
  177 };
  178 #define sc_if                   sc_ic.ic_if
  179 #define sc_tx_th                u_tx_rt.th
  180 #define sc_rx_th                u_rx_rt.th
  181 
  182 /* maximum consecutive false change-of-BSSID indications */
  183 #define WI_MAX_FALSE_SYNS               10      
  184 
  185 #define WI_SCAN_INQWAIT                 3       /* wait sec before inquire */
  186 #define WI_SCAN_WAIT                    5       /* maximum scan wait */
  187 
  188 #define WI_FLAGS_ATTACHED               0x0001
  189 #define WI_FLAGS_INITIALIZED            0x0002
  190 #define WI_FLAGS_OUTRANGE               0x0004
  191 #define WI_FLAGS_HAS_MOR                0x0010
  192 #define WI_FLAGS_HAS_ROAMING            0x0020
  193 #define WI_FLAGS_HAS_DIVERSITY          0x0040
  194 #define WI_FLAGS_HAS_SYSSCALE           0x0080
  195 #define WI_FLAGS_BUG_AUTOINC            0x0100
  196 #define WI_FLAGS_HAS_FRAGTHR            0x0200
  197 #define WI_FLAGS_HAS_DBMADJUST          0x0400
  198 
  199 struct wi_card_ident {
  200         u_int16_t       card_id;
  201         char            *card_name;
  202         u_int8_t        firm_type;
  203 };
  204 
  205 #define WI_PRISM_MIN_RSSI       0x1b
  206 #define WI_PRISM_MAX_RSSI       0x9a
  207 #define WI_PRISM_DBM_OFFSET     100 /* XXX */
  208 
  209 #define WI_LUCENT_MIN_RSSI      47
  210 #define WI_LUCENT_MAX_RSSI      138
  211 #define WI_LUCENT_DBM_OFFSET    149
  212 
  213 #define WI_RSSI_TO_DBM(sc, rssi) (MIN((sc)->sc_max_rssi, \
  214     MAX((sc)->sc_min_rssi, (rssi))) - (sc)->sc_dbm_offset)
  215 
  216 #if __FreeBSD_version < 500000
  217 /*
  218  * Various compat hacks/kludges
  219  */
  220 #define le16toh(x) (x)
  221 #define htole16(x) (x)
  222 #define ifaddr_byindex(idx) ifnet_addrs[(idx) - 1];
  223 #define WI_LOCK_DECL()          int s
  224 #define WI_LOCK(_sc)            s = splimp()
  225 #define WI_UNLOCK(_sc)          splx(s)
  226 #else
  227 #define WI_LOCK_DECL()
  228 #define WI_LOCK(_sc)            mtx_lock(&(_sc)->sc_mtx)
  229 #define WI_UNLOCK(_sc)          mtx_unlock(&(_sc)->sc_mtx)
  230 #endif
  231 
  232 int     wi_attach(device_t);
  233 int     wi_detach(device_t);
  234 void    wi_shutdown(device_t);
  235 int     wi_alloc(device_t, int);
  236 void    wi_free(device_t);
  237 extern devclass_t wi_devclass;
  238 void    wi_init(void *);
  239 void    wi_intr(void *);
  240 int     wi_mgmt_xmit(struct wi_softc *, caddr_t, int);
  241 void    wi_stop(struct ifnet *, int);
  242 int     wi_symbol_load_firm(struct wi_softc *, const void *, int, const void *, int);

Cache object: 385917d53c602321e2b49a1cf5556af5


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