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: releng/8.0/sys/dev/wi/if_wivar.h 194023 2009-06-11 17:14:28Z avg $
   35  */
   36 
   37 /*
   38  * Encryption controls. We can enable or disable encryption as
   39  * well as specify up to 4 encryption keys. We can also specify
   40  * which of the four keys will be used for transmit encryption.
   41  */
   42 #define WI_RID_ENCRYPTION       0xFC20
   43 #define WI_RID_AUTHTYPE         0xFC21
   44 #define WI_RID_DEFLT_CRYPT_KEYS 0xFCB0
   45 #define WI_RID_TX_CRYPT_KEY     0xFCB1
   46 #define WI_RID_WEP_AVAIL        0xFD4F
   47 #define WI_RID_P2_TX_CRYPT_KEY  0xFC23
   48 #define WI_RID_P2_CRYPT_KEY0    0xFC24
   49 #define WI_RID_P2_CRYPT_KEY1    0xFC25
   50 #define WI_RID_MICROWAVE_OVEN   0xFC25
   51 #define WI_RID_P2_CRYPT_KEY2    0xFC26
   52 #define WI_RID_P2_CRYPT_KEY3    0xFC27
   53 #define WI_RID_P2_ENCRYPTION    0xFC28
   54 #define WI_RID_ROAMING_MODE     0xFC2D
   55 #define WI_RID_CUR_TX_RATE      0xFD44 /* current TX rate */
   56 
   57 #define WI_MAX_AID              256     /* max stations for ap operation */
   58 
   59 struct wi_vap {
   60         struct ieee80211vap     wv_vap;
   61         struct ieee80211_beacon_offsets wv_bo;
   62 
   63         void            (*wv_recv_mgmt)(struct ieee80211_node *, struct mbuf *,
   64                             int, int, int);
   65         int             (*wv_newstate)(struct ieee80211vap *,
   66                             enum ieee80211_state, int);
   67 };
   68 #define WI_VAP(vap)             ((struct wi_vap *)(vap))
   69 
   70 struct wi_softc {
   71         struct ifnet            *sc_ifp;
   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         unsigned int            sc_nic_id;              /* Type of NIC */
   87         char *                  sc_nic_name;
   88 
   89         int                     wi_bus_type;    /* Bus attachment type */
   90         struct resource *       local;
   91         int                     local_rid;
   92         struct resource *       iobase;
   93         int                     iobase_rid;
   94         struct resource *       irq;
   95         int                     irq_rid;
   96         struct resource *       mem;
   97         int                     mem_rid;
   98         bus_space_handle_t      wi_localhandle;
   99         bus_space_tag_t         wi_localtag;
  100         bus_space_handle_t      wi_bhandle;
  101         bus_space_tag_t         wi_btag;
  102         bus_space_handle_t      wi_bmemhandle;
  103         bus_space_tag_t         wi_bmemtag;
  104         void *                  wi_intrhand;
  105         struct ieee80211_channel *wi_channel;
  106         int                     wi_io_addr;
  107         int                     wi_cmd_count;
  108 
  109         int                     sc_flags;
  110         int                     sc_if_flags;
  111         int                     sc_bap_id;
  112         int                     sc_bap_off;
  113 
  114         int                     sc_porttype;
  115         u_int16_t               sc_portnum;
  116         u_int16_t               sc_encryption;
  117         u_int16_t               sc_monitor_port;
  118 
  119         /* RSSI interpretation */
  120         u_int16_t               sc_min_rssi;    /* clamp sc_min_rssi < RSSI */
  121         u_int16_t               sc_max_rssi;    /* clamp RSSI < sc_max_rssi */
  122         u_int16_t               sc_dbm_offset;  /* dBm ~ RSSI - sc_dbm_offset */
  123 
  124         int                     sc_buflen;              /* TX buffer size */
  125         int                     sc_ntxbuf;
  126 #define WI_NTXBUF       3
  127         struct {
  128                 int             d_fid;
  129                 int             d_len;
  130         }                       sc_txd[WI_NTXBUF];      /* TX buffers */
  131         int                     sc_txnext;              /* index of next TX */
  132         int                     sc_txcur;               /* index of current TX*/
  133         int                     sc_tx_timer;
  134 
  135         struct wi_counters      sc_stats;
  136         u_int16_t               sc_ibss_port;
  137 
  138         struct timeval          sc_last_syn;
  139         int                     sc_false_syns;
  140 
  141         u_int16_t               sc_txbuf[IEEE80211_MAX_LEN/2];
  142 
  143         struct wi_tx_radiotap_header sc_tx_th;
  144         struct wi_rx_radiotap_header sc_rx_th;
  145 };
  146 
  147 /* maximum consecutive false change-of-BSSID indications */
  148 #define WI_MAX_FALSE_SYNS               10      
  149 
  150 #define WI_FLAGS_HAS_ENHSECURITY        0x0001
  151 #define WI_FLAGS_HAS_WPASUPPORT         0x0002
  152 #define WI_FLAGS_HAS_ROAMING            0x0020
  153 #define WI_FLAGS_HAS_FRAGTHR            0x0200
  154 #define WI_FLAGS_HAS_DBMADJUST          0x0400
  155 
  156 struct wi_card_ident {
  157         u_int16_t       card_id;
  158         char            *card_name;
  159         u_int8_t        firm_type;
  160 };
  161 
  162 #define WI_PRISM_MIN_RSSI       0x1b
  163 #define WI_PRISM_MAX_RSSI       0x9a
  164 #define WI_PRISM_DBM_OFFSET     100 /* XXX */
  165 
  166 #define WI_LUCENT_MIN_RSSI      47
  167 #define WI_LUCENT_MAX_RSSI      138
  168 #define WI_LUCENT_DBM_OFFSET    149
  169 
  170 #define WI_RSSI_TO_DBM(sc, rssi) (MIN((sc)->sc_max_rssi, \
  171     MAX((sc)->sc_min_rssi, (rssi))) - (sc)->sc_dbm_offset)
  172 
  173 #define WI_LOCK(_sc)            mtx_lock(&(_sc)->sc_mtx)
  174 #define WI_UNLOCK(_sc)          mtx_unlock(&(_sc)->sc_mtx)
  175 #define WI_LOCK_ASSERT(_sc)     mtx_assert(&(_sc)->sc_mtx, MA_OWNED)
  176 
  177 int     wi_attach(device_t);
  178 int     wi_detach(device_t);
  179 int     wi_shutdown(device_t);
  180 int     wi_alloc(device_t, int);
  181 void    wi_free(device_t);
  182 extern devclass_t wi_devclass;
  183 void    wi_init(void *);
  184 void    wi_intr(void *);
  185 int     wi_mgmt_xmit(struct wi_softc *, caddr_t, int);
  186 void    wi_stop(struct wi_softc *, int);

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

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