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 #define WI_MAX_AID              256     /* max stations for ap operation */
   63 
   64 struct wi_softc {
   65         struct ifnet            *sc_ifp;
   66         struct ieee80211com     sc_ic;
   67         int                     (*sc_newstate)(struct ieee80211com *,
   68                                         enum ieee80211_state, int);
   69         int                     (*sc_key_alloc)(struct ieee80211com *,
   70                                         const struct ieee80211_key *,
   71                                         ieee80211_keyix *, ieee80211_keyix *);
   72         device_t                sc_dev;
   73         struct mtx              sc_mtx;
   74         struct callout          sc_watchdog;
   75         int                     sc_unit;
   76         int                     wi_gone;
   77         int                     sc_enabled;
   78         int                     sc_reset;
   79         int                     sc_firmware_type;
   80 #define WI_NOTYPE       0
   81 #define WI_LUCENT       1
   82 #define WI_INTERSIL     2
   83 #define WI_SYMBOL       3
   84         int                     sc_pri_firmware_ver;    /* Primary firmware */
   85         int                     sc_sta_firmware_ver;    /* Station firmware */
   86 
   87         int                     wi_bus_type;    /* Bus attachment type */
   88         struct resource *       local;
   89         int                     local_rid;
   90         struct resource *       iobase;
   91         int                     iobase_rid;
   92         struct resource *       irq;
   93         int                     irq_rid;
   94         struct resource *       mem;
   95         int                     mem_rid;
   96         bus_space_handle_t      wi_localhandle;
   97         bus_space_tag_t         wi_localtag;
   98         bus_space_handle_t      wi_bhandle;
   99         bus_space_tag_t         wi_btag;
  100         bus_space_handle_t      wi_bmemhandle;
  101         bus_space_tag_t         wi_bmemtag;
  102         void *                  wi_intrhand;
  103         struct ieee80211_channel *wi_channel;
  104         int                     wi_io_addr;
  105         int                     wi_cmd_count;
  106 
  107         struct bpf_if           *sc_drvbpf;
  108         int                     sc_flags;
  109         int                     sc_if_flags;
  110         int                     sc_bap_id;
  111         int                     sc_bap_off;
  112         
  113         u_int16_t               sc_procframe;
  114         u_int16_t               sc_portnum;
  115 
  116         /* RSSI interpretation */
  117         u_int16_t               sc_min_rssi;    /* clamp sc_min_rssi < RSSI */
  118         u_int16_t               sc_max_rssi;    /* clamp RSSI < sc_max_rssi */
  119         u_int16_t               sc_dbm_offset;  /* dBm ~ RSSI - sc_dbm_offset */
  120 
  121         u_int16_t               sc_max_datalen;
  122         u_int16_t               sc_system_scale;
  123         u_int16_t               sc_cnfauthmode;
  124         u_int16_t               sc_roaming_mode;
  125         u_int16_t               sc_microwave_oven;
  126         u_int16_t               sc_authtype;
  127         u_int16_t               sc_encryption;
  128 
  129         int                     sc_nodelen;
  130         char                    sc_nodename[IEEE80211_NWID_LEN];
  131         char                    sc_net_name[IEEE80211_NWID_LEN];
  132         uint8_t                 sc_hintmacaddr[IEEE80211_ADDR_LEN];
  133 
  134         int                     sc_buflen;              /* TX buffer size */
  135         int                     sc_ntxbuf;
  136 #define WI_NTXBUF       3
  137         struct {
  138                 int             d_fid;
  139                 int             d_len;
  140         }                       sc_txd[WI_NTXBUF];      /* TX buffers */
  141         int                     sc_txnext;              /* index of next TX */
  142         int                     sc_txcur;               /* index of current TX*/
  143         int                     sc_tx_timer;
  144         int                     sc_scan_timer;
  145 
  146         struct wi_counters      sc_stats;
  147         u_int16_t               sc_ibss_port;
  148 
  149 #define WI_MAXAPINFO            30
  150         struct wi_apinfo        sc_aps[WI_MAXAPINFO];
  151         int                     sc_naps;
  152 
  153         struct {
  154                 u_int16_t               wi_sleep;
  155                 u_int16_t               wi_delaysupp;
  156                 u_int16_t               wi_txsupp;
  157                 u_int16_t               wi_monitor;
  158                 u_int16_t               wi_ledtest;
  159                 u_int16_t               wi_ledtest_param0;
  160                 u_int16_t               wi_ledtest_param1;
  161                 u_int16_t               wi_conttx;
  162                 u_int16_t               wi_conttx_param0;
  163                 u_int16_t               wi_contrx;
  164                 u_int16_t               wi_sigstate;
  165                 u_int16_t               wi_sigstate_param0;
  166                 u_int16_t               wi_confbits;
  167                 u_int16_t               wi_confbits_param0;
  168         } wi_debug;
  169 
  170         struct timeval          sc_last_syn;
  171         int                     sc_false_syns;
  172 
  173         u_int16_t               sc_txbuf[IEEE80211_MAX_LEN/2];
  174 
  175         union {
  176                 struct wi_tx_radiotap_header th;
  177                 u_int8_t        pad[64];
  178         } u_tx_rt;
  179         int                     sc_tx_th_len;
  180         union {
  181                 struct wi_rx_radiotap_header th;
  182                 u_int8_t        pad[64];
  183         } u_rx_rt;
  184         int                     sc_rx_th_len;
  185 };
  186 #define sc_tx_th                u_tx_rt.th
  187 #define sc_rx_th                u_rx_rt.th
  188 
  189 /* maximum consecutive false change-of-BSSID indications */
  190 #define WI_MAX_FALSE_SYNS               10      
  191 
  192 #define WI_SCAN_INQWAIT                 3       /* wait sec before inquire */
  193 #define WI_SCAN_WAIT                    5       /* maximum scan wait */
  194 
  195 #define WI_FLAGS_ATTACHED               0x0001
  196 #define WI_FLAGS_INITIALIZED            0x0002
  197 #define WI_FLAGS_OUTRANGE               0x0004
  198 #define WI_FLAGS_HAS_MOR                0x0010
  199 #define WI_FLAGS_HAS_ROAMING            0x0020
  200 #define WI_FLAGS_HAS_DIVERSITY          0x0040
  201 #define WI_FLAGS_HAS_SYSSCALE           0x0080
  202 #define WI_FLAGS_BUG_AUTOINC            0x0100
  203 #define WI_FLAGS_HAS_FRAGTHR            0x0200
  204 #define WI_FLAGS_HAS_DBMADJUST          0x0400
  205 #define WI_FLAGS_SCANNING               0x0800
  206 
  207 
  208 /* driver-specific node state */
  209 struct wi_node {
  210         struct ieee80211_node ni;       /* base class */
  211 };
  212 
  213 struct wi_card_ident {
  214         u_int16_t       card_id;
  215         char            *card_name;
  216         u_int8_t        firm_type;
  217 };
  218 
  219 #define WI_PRISM_MIN_RSSI       0x1b
  220 #define WI_PRISM_MAX_RSSI       0x9a
  221 #define WI_PRISM_DBM_OFFSET     100 /* XXX */
  222 
  223 #define WI_LUCENT_MIN_RSSI      47
  224 #define WI_LUCENT_MAX_RSSI      138
  225 #define WI_LUCENT_DBM_OFFSET    149
  226 
  227 #define WI_RSSI_TO_DBM(sc, rssi) (MIN((sc)->sc_max_rssi, \
  228     MAX((sc)->sc_min_rssi, (rssi))) - (sc)->sc_dbm_offset)
  229 
  230 #define WI_LOCK(_sc)            mtx_lock(&(_sc)->sc_mtx)
  231 #define WI_UNLOCK(_sc)          mtx_unlock(&(_sc)->sc_mtx)
  232 #define WI_LOCK_ASSERT(_sc)     mtx_assert(&(_sc)->sc_mtx, MA_OWNED)
  233 
  234 int     wi_attach(device_t);
  235 int     wi_detach(device_t);
  236 void    wi_shutdown(device_t);
  237 int     wi_alloc(device_t, int);
  238 void    wi_free(device_t);
  239 extern devclass_t wi_devclass;
  240 void    wi_init(void *);
  241 void    wi_intr(void *);
  242 int     wi_mgmt_xmit(struct wi_softc *, caddr_t, int);
  243 void    wi_stop(struct ifnet *, int);
  244 int     wi_symbol_load_firm(struct wi_softc *, const void *, int, const void *, int);

Cache object: f50dab6ce16c8964eb775d4f2f5bd6b2


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