sys/dev/pci/if_ipwvar.h

   1 /*      $NetBSD: if_ipwvar.h,v 1.13 2008/05/27 21:42:08 dyoung Exp $    */
   2
   3 /*-
   4  * Copyright (c) 2004
   5  *      Damien Bergamini <damien.bergamini@free.fr>. 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 unmodified, this list of conditions, and the following
  12  *    disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29
  30 struct ipw_firmware {
  31         void    *main;
  32         int     main_size;
  33         void    *ucode;
  34         int     ucode_size;
  35 };
  36
  37 #define IPW_MAX_NSEG    1
  38
  39 struct ipw_soft_bd {
  40         struct ipw_bd   *bd;
  41         int             type;
  42 #define IPW_SBD_TYPE_NOASSOC    0
  43 #define IPW_SBD_TYPE_COMMAND    1
  44 #define IPW_SBD_TYPE_HEADER     2
  45 #define IPW_SBD_TYPE_DATA       3
  46         void            *priv;
  47 };
  48
  49 struct ipw_soft_hdr {
  50         struct ipw_hdr                  *hdr;
  51         bus_addr_t                      addr;
  52         bus_addr_t                      offset;
  53         TAILQ_ENTRY(ipw_soft_hdr)       next;
  54 };
  55
  56 struct ipw_soft_buf {
  57         struct mbuf                     *m;
  58         struct ieee80211_node           *ni;
  59         bus_dmamap_t                    map;
  60         TAILQ_ENTRY(ipw_soft_buf)       next;
  61 };
  62
  63 struct ipw_rx_radiotap_header {
  64         struct ieee80211_radiotap_header wr_ihdr;
  65         uint16_t        wr_chan_freq;
  66         uint16_t        wr_chan_flags;
  67         uint8_t         wr_antsignal;
  68 } __packed;
  69
  70 #define IPW_RX_RADIOTAP_PRESENT                                         \
  71         ((1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
  72          (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
  73
  74 struct ipw_tx_radiotap_header {
  75         struct ieee80211_radiotap_header wt_ihdr;
  76         uint16_t        wt_chan_freq;
  77         uint16_t        wt_chan_flags;
  78 } __packed;
  79
  80 #define IPW_TX_RADIOTAP_PRESENT                                         \
  81         ((1 << IEEE80211_RADIOTAP_CHANNEL))
  82
  83 struct ipw_softc {
  84         struct device                   sc_dev;
  85
  86         struct ethercom                 sc_ec;
  87         struct ieee80211com             sc_ic;
  88         int                             (*sc_newstate)(struct ieee80211com *,
  89                                             enum ieee80211_state, int);
  90
  91         struct ipw_firmware             fw;
  92         const char                      *sc_fwname;
  93         uint32_t                        flags;
  94 #define IPW_FLAG_FW_CACHED              (1 << 0)
  95 #define IPW_FLAG_FW_INITED              (1 << 1)
  96 #define IPW_FLAG_HAS_RADIO_SWITCH       (1 << 2)
  97 #define IPW_FLAG_FW_WARNED              (1 << 3)
  98
  99         struct resource                 *irq;
 100         struct resource                 *mem;
 101         bus_space_tag_t                 sc_st;
 102         bus_space_handle_t              sc_sh;
 103         void                            *sc_ih;
 104         pci_chipset_tag_t               sc_pct;
 105         pcitag_t                        sc_pcitag;
 106         bus_size_t                      sc_sz;
 107
 108         int                             sc_tx_timer;
 109
 110         bus_dma_tag_t                   sc_dmat;
 111
 112         bus_dmamap_t                    tbd_map;
 113         bus_dmamap_t                    rbd_map;
 114         bus_dmamap_t                    status_map;
 115         bus_dmamap_t                    cmd_map;
 116         bus_dmamap_t                    hdr_map;
 117
 118         bus_dma_segment_t               tbd_seg;
 119         bus_dma_segment_t               rbd_seg;
 120         bus_dma_segment_t               status_seg;
 121         bus_dma_segment_t               cmd_seg;
 122         bus_dma_segment_t               hdr_seg;
 123
 124         struct ipw_bd                   *tbd_list;
 125         struct ipw_bd                   *rbd_list;
 126         struct ipw_status               *status_list;
 127         struct ipw_hdr                  *hdr_list;
 128
 129         struct ipw_cmd                  cmd;
 130         struct ipw_soft_bd              stbd_list[IPW_NTBD];
 131         struct ipw_soft_buf             tx_sbuf_list[IPW_NDATA];
 132         struct ipw_soft_bd              srbd_list[IPW_NRBD];
 133         struct ipw_soft_buf             rx_sbuf_list[IPW_NRBD];
 134         struct ipw_soft_hdr             shdr_list[IPW_NDATA];
 135
 136         TAILQ_HEAD(, ipw_soft_hdr)      sc_free_shdr;
 137         TAILQ_HEAD(, ipw_soft_buf)      sc_free_sbuf;
 138
 139         uint32_t                        table1_base;
 140         uint32_t                        table2_base;
 141
 142         uint32_t                        txcur;
 143         uint32_t                        txold;
 144         uint32_t                        rxcur;
 145         int                             txfree;
 146
 147         int                             dwelltime;
 148
 149 #if NBPFILTER > 0
 150         struct bpf_if                   *sc_drvbpf;
 151
 152         union {
 153                 struct ipw_rx_radiotap_header th;
 154                 uint8_t pad[64];
 155         } sc_rxtapu;
 156 #define sc_rxtap        sc_rxtapu.th
 157         int                             sc_rxtap_len;
 158
 159         union {
 160                 struct ipw_tx_radiotap_header th;
 161                 uint8_t pad[64];
 162         } sc_txtapu;
 163 #define sc_txtap        sc_txtapu.th
 164         int                             sc_txtap_len;
 165 #endif
 166 };
 167
 168 #define sc_if   sc_ec.ec_if
 169
 170 #define SIOCGRADIO      _IOWR('i', 139, struct ifreq)
 171 #define SIOCGTABLE1     _IOWR('i', 140, struct ifreq)