bwirf.h

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    1 /*
    2  * Copyright (c) 2007 The DragonFly Project.  All rights reserved.
    3  * 
    4  * This code is derived from software contributed to The DragonFly Project
    5  * by Sepherosa Ziehau <sepherosa@gmail.com>
    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  * 
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in
   15  *    the documentation and/or other materials provided with the
   16  *    distribution.
   17  * 3. Neither the name of The DragonFly Project nor the names of its
   18  *    contributors may be used to endorse or promote products derived
   19  *    from this software without specific, prior written permission.
   20  * 
   21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
   24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
   25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
   27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   32  * SUCH DAMAGE.
   33  * 
   34  * $DragonFly: src/sys/dev/netif/bwi/bwirf.h,v 1.3 2007/10/03 04:53:19 sephe Exp $
   35  * $FreeBSD$
   36  */
   37 
   38 #ifndef _BWI_RF_H
   39 #define _BWI_RF_H
   40 
   41 int             bwi_rf_attach(struct bwi_mac *);
   42 void            bwi_rf_clear_state(struct bwi_rf *);
   43 
   44 int             bwi_rf_map_txpower(struct bwi_mac *);
   45 void            bwi_rf_lo_adjust(struct bwi_mac *, const struct bwi_tpctl *);
   46 void            bwi_rf_set_chan(struct bwi_mac *, u_int, int);
   47 void            bwi_rf_get_gains(struct bwi_mac *);
   48 void            bwi_rf_init(struct bwi_mac *);
   49 void            bwi_rf_init_bcm2050(struct bwi_mac *);
   50 void            bwi_rf_init_hw_nrssi_table(struct bwi_mac *, uint16_t);
   51 void            bwi_rf_set_ant_mode(struct bwi_mac *, int);
   52 
   53 void            bwi_rf_clear_tssi(struct bwi_mac *);
   54 int             bwi_rf_get_latest_tssi(struct bwi_mac *, int8_t[], uint16_t);
   55 int             bwi_rf_tssi2dbm(struct bwi_mac *, int8_t, int8_t *);
   56 
   57 void            bwi_rf_write(struct bwi_mac *, uint16_t, uint16_t);
   58 uint16_t        bwi_rf_read(struct bwi_mac *, uint16_t);
   59 
   60 static __inline void
   61 bwi_rf_off(struct bwi_mac *_mac)
   62 {
   63         _mac->mac_rf.rf_off(_mac);
   64         /* TODO:LED */
   65 
   66         _mac->mac_rf.rf_flags &= ~BWI_RF_F_ON;
   67 }
   68 
   69 static __inline void
   70 bwi_rf_on(struct bwi_mac *_mac)
   71 {
   72         if (_mac->mac_rf.rf_flags & BWI_RF_F_ON)
   73                 return;
   74 
   75         _mac->mac_rf.rf_on(_mac);
   76         /* TODO: LED */
   77 
   78         _mac->mac_rf.rf_flags |= BWI_RF_F_ON;
   79 }
   80 
   81 static __inline void
   82 bwi_rf_calc_nrssi_slope(struct bwi_mac *_mac)
   83 {
   84         _mac->mac_rf.rf_calc_nrssi_slope(_mac);
   85 }
   86 
   87 static __inline void
   88 bwi_rf_set_nrssi_thr(struct bwi_mac *_mac)
   89 {
   90         _mac->mac_rf.rf_set_nrssi_thr(_mac);
   91 }
   92 
   93 static __inline int
   94 bwi_rf_calc_rssi(struct bwi_mac *_mac, const struct bwi_rxbuf_hdr *_hdr)
   95 {
   96         return _mac->mac_rf.rf_calc_rssi(_mac, _hdr);
   97 }
   98 
   99 static __inline int
  100 bwi_rf_calc_noise(struct bwi_mac *_mac)
  101 {
  102         return _mac->mac_rf.rf_calc_noise(_mac);
  103 }
  104 
  105 static __inline void
  106 bwi_rf_lo_update(struct bwi_mac *_mac)
  107 {
  108         return _mac->mac_rf.rf_lo_update(_mac);
  109 }
  110 
  111 #define RF_WRITE(mac, ofs, val)         bwi_rf_write((mac), (ofs), (val))
  112 #define RF_READ(mac, ofs)               bwi_rf_read((mac), (ofs))
  113 
  114 #define RF_SETBITS(mac, ofs, bits)              \
  115         RF_WRITE((mac), (ofs), RF_READ((mac), (ofs)) | (bits))
  116 #define RF_CLRBITS(mac, ofs, bits)              \
  117         RF_WRITE((mac), (ofs), RF_READ((mac), (ofs)) & ~(bits))
  118 #define RF_FILT_SETBITS(mac, ofs, filt, bits)   \
  119         RF_WRITE((mac), (ofs), (RF_READ((mac), (ofs)) & (filt)) | (bits))
  120 
  121 #define BWI_RFR_ATTEN                   0x43
  122 
  123 #define BWI_RFR_TXPWR                   0x52
  124 #define BWI_RFR_TXPWR1_MASK             __BITS(6, 4)
  125 
  126 #define BWI_RFR_BBP_ATTEN               0x60
  127 #define BWI_RFR_BBP_ATTEN_CALIB_BIT     __BIT(0)
  128 #define BWI_RFR_BBP_ATTEN_CALIB_IDX     __BITS(4, 1)
  129 
  130 /*
  131  * TSSI -- TX power maps
  132  */
  133 /*
  134  * http://bcm-specs.sipsolutions.net/TSSI_to_DBM_Table
  135  * B PHY
  136  */
  137 #define BWI_TXPOWER_MAP_11B \
  138         0x4d,   0x4c,   0x4b,   0x4a,   0x4a,   0x49,   0x48,   0x47,   \
  139         0x47,   0x46,   0x45,   0x45,   0x44,   0x43,   0x42,   0x42,   \
  140         0x41,   0x40,   0x3f,   0x3e,   0x3d,   0x3c,   0x3b,   0x3a,   \
  141         0x39,   0x38,   0x37,   0x36,   0x35,   0x34,   0x32,   0x31,   \
  142         0x30,   0x2f,   0x2d,   0x2c,   0x2b,   0x29,   0x28,   0x26,   \
  143         0x25,   0x23,   0x21,   0x1f,   0x1d,   0x1a,   0x17,   0x14,   \
  144         0x10,   0x0c,   0x06,   0x00,   -7,     -7,     -7,     -7,     \
  145         -7,     -7,     -7,     -7,     -7,     -7,     -7,     -7
  146 /*
  147  * http://bcm-specs.sipsolutions.net/TSSI_to_DBM_Table
  148  * G PHY
  149  */
  150 #define BWI_TXPOWER_MAP_11G \
  151         77,     77,     77,     76,     76,     76,     75,     75,     \
  152         74,     74,     73,     73,     73,     72,     72,     71,     \
  153         71,     70,     70,     69,     68,     68,     67,     67,     \
  154         66,     65,     65,     64,     63,     63,     62,     61,     \
  155         60,     59,     58,     57,     56,     55,     54,     53,     \
  156         52,     50,     49,     47,     45,     43,     40,     37,     \
  157         33,     28,     22,     14,     5,      -7,     -20,    -20,    \
  158         -20,    -20,    -20,    -20,    -20,    -20,    -20,    -20
  159 
  160 #endif  /* !_BWI_RF_H */

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FreeBSD/Linux Kernel Cross Reference sys/dev/bwi/bwirf.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/bwi/bwirf.h