sys/dev/ic/anvar.h

   1 /*      $NetBSD: anvar.h,v 1.18 2009/05/12 14:25:17 cegger Exp $        */
   2 /*
   3  * Copyright (c) 1997, 1998, 1999
   4  *      Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  * 3. All advertising materials mentioning features or use of this software
  15  *    must display the following acknowledgement:
  16  *      This product includes software developed by Bill Paul.
  17  * 4. Neither the name of the author nor the names of any co-contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
  25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  31  * THE POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  * $FreeBSD: src/sys/dev/an/if_aironet_ieee.h,v 1.2 2000/11/13 23:04:12 wpaul Exp $
  34  */
  35
  36 #ifndef _DEV_IC_ANVAR_H
  37 #define _DEV_IC_ANVAR_H
  38
  39 #include <net80211/ieee80211_radiotap.h>
  40
  41 #define AN_TIMEOUT      65536
  42 #define AN_MAGIC        0x414e
  43
  44 /* The interrupts we will handle */
  45 #define AN_INTRS        (AN_EV_RX | AN_EV_TX | AN_EV_TX_EXC | AN_EV_LINKSTAT)
  46
  47 /*
  48  * register space access macros
  49  */
  50 #define CSR_WRITE_2(sc, reg, val)       \
  51         bus_space_write_2(sc->sc_iot, sc->sc_ioh, reg, val)
  52
  53 #define CSR_READ_2(sc, reg)             \
  54         bus_space_read_2(sc->sc_iot, sc->sc_ioh, reg)
  55
  56 #ifndef __BUS_SPACE_HAS_STREAM_METHODS
  57 #define bus_space_write_multi_stream_2  bus_space_write_multi_2
  58 #define bus_space_read_multi_stream_2   bus_space_read_multi_2
  59 #endif
  60
  61 #define CSR_WRITE_MULTI_STREAM_2(sc, reg, val, count)   \
  62         bus_space_write_multi_stream_2(sc->sc_iot, sc->sc_ioh, reg, val, count)
  63 #define CSR_READ_MULTI_STREAM_2(sc, reg, buf, count)    \
  64         bus_space_read_multi_stream_2(sc->sc_iot, sc->sc_ioh, reg, buf, count)
  65
  66 #define AN_TX_MAX_LEN           \
  67                 (sizeof(struct an_txframe) + ETHER_TYPE_LEN + ETHER_MAX_LEN)
  68 #define AN_TX_RING_CNT          4
  69 #define AN_INC(x, y)            (x) = (x + 1) % y
  70
  71 struct an_wepkey {
  72         int                     an_wep_key[16];
  73         int                     an_wep_keylen;
  74 };
  75
  76 /* Radio capture format for Aironet */
  77 #define AN_RX_RADIOTAP_PRESENT  ((1 << IEEE80211_RADIOTAP_FLAGS) | \
  78                                  (1 << IEEE80211_RADIOTAP_RATE) | \
  79                                  (1 << IEEE80211_RADIOTAP_CHANNEL) | \
  80                                  (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
  81
  82 struct an_rx_radiotap_header {
  83         struct ieee80211_radiotap_header        ar_ihdr;
  84         u_int8_t                                ar_flags;
  85         u_int8_t                                ar_rate;
  86         u_int16_t                               ar_chan_freq;
  87         u_int16_t                               ar_chan_flags;
  88         int8_t                                  ar_antsignal;
  89 } __packed;
  90
  91 #define AN_TX_RADIOTAP_PRESENT  ((1 << IEEE80211_RADIOTAP_FLAGS) | \
  92                                  (1 << IEEE80211_RADIOTAP_RATE) | \
  93                                  (1 << IEEE80211_RADIOTAP_CHANNEL))
  94
  95 struct an_tx_radiotap_header {
  96         struct ieee80211_radiotap_header        at_ihdr;
  97         u_int8_t                                at_flags;
  98         u_int8_t                                at_rate;
  99         u_int16_t                               at_chan_freq;
 100         u_int16_t                               at_chan_flags;
 101 } __packed;
 102
 103 #define AN_GAPLEN_MAX   8
 104
 105 struct an_softc {
 106         device_t                sc_dev;
 107         struct ethercom         sc_ec;
 108         struct ieee80211com     sc_ic;
 109         bus_space_tag_t         sc_iot;
 110         bus_space_handle_t      sc_ioh;
 111         int                     (*sc_enable)(struct an_softc *);
 112         void                    (*sc_disable)(struct an_softc *);
 113         int                     (*sc_newstate)(struct ieee80211com *,
 114                                     enum ieee80211_state, int);
 115
 116         int                     sc_enabled;
 117         int                     sc_attached;
 118
 119         int                     sc_bap_id;
 120         int                     sc_bap_off;
 121
 122         int                     sc_use_leap;
 123         struct an_wepkey        sc_wepkeys[IEEE80211_WEP_NKID];
 124         int                     sc_perskeylen[IEEE80211_WEP_NKID];
 125         int                     sc_tx_key;
 126         int                     sc_tx_perskey;
 127         int                     sc_tx_timer;
 128         struct an_txdesc {
 129                 int             d_fid;
 130                 int             d_inuse;
 131         }                       sc_txd[AN_TX_RING_CNT];
 132         int                     sc_txnext;
 133         int                     sc_txcur;
 134
 135         struct an_rid_genconfig sc_config;
 136         struct an_rid_caps      sc_caps;
 137         union {
 138                 u_int16_t               sc_val[1];
 139                 u_int8_t                sc_txbuf[AN_TX_MAX_LEN];
 140                 struct an_rid_ssidlist  sc_ssidlist;
 141                 struct an_rid_aplist    sc_aplist;
 142                 struct an_rid_status    sc_status;
 143                 struct an_rid_wepkey    sc_wepkey;
 144                 struct an_rid_leapkey   sc_leapkey;
 145                 struct an_rid_encap     sc_encap;
 146         }                       sc_buf;
 147
 148         /* radiotap header */
 149         void *                  sc_drvbpf;
 150         union {
 151                 struct an_rx_radiotap_header    tap;
 152                 u_int8_t                        pad[64];
 153         } sc_rxtapu;
 154         union {
 155                 struct an_tx_radiotap_header    tap;
 156                 u_int8_t                        pad[64];
 157         } sc_txtapu;
 158 };
 159
 160 #define sc_if   sc_ec.ec_if
 161 #define sc_rxtap        sc_rxtapu.tap
 162 #define sc_txtap        sc_txtapu.tap
 163
 164 int     an_attach(struct an_softc *);
 165 int     an_detach(struct an_softc *);
 166 int     an_activate(device_t, enum devact);
 167 int     an_intr(void *);
 168
 169 #endif  /* _DEV_IC_ANVAR_H */