/*      $NetBSD: if_iwivar.h,v 1.20 2020/03/20 13:33:23 thorpej Exp $ */

/*-
* Copyright (c) 2004, 2005
*      Damien Bergamini <[email protected]>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice unmodified, this list of conditions, and the following
*    disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#include <sys/ioccom.h>

struct iwi_firmware {
       void    *boot;
       int     boot_size;
       void    *ucode;
       int     ucode_size;
       void    *main;
       int     main_size;
};

struct iwi_rx_radiotap_header {
       struct ieee80211_radiotap_header wr_ihdr;
       uint8_t         wr_flags;
       uint8_t         wr_rate;
       uint16_t        wr_chan_freq;
       uint16_t        wr_chan_flags;
       uint8_t         wr_antsignal;
       uint8_t         wr_antenna;
};

#define IWI_RX_RADIOTAP_PRESENT                                         \
       ((1 << IEEE80211_RADIOTAP_FLAGS) |                              \
        (1 << IEEE80211_RADIOTAP_RATE) |                               \
        (1 << IEEE80211_RADIOTAP_CHANNEL) |                            \
        (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |                       \
        (1 << IEEE80211_RADIOTAP_ANTENNA))

struct iwi_tx_radiotap_header {
       struct ieee80211_radiotap_header wt_ihdr;
       uint8_t         wt_flags;
       uint16_t        wt_chan_freq;
       uint16_t        wt_chan_flags;
};

#define IWI_TX_RADIOTAP_PRESENT                                         \
       ((1 << IEEE80211_RADIOTAP_FLAGS) |                              \
        (1 << IEEE80211_RADIOTAP_CHANNEL))

struct iwi_cmd_ring {
       bus_dmamap_t            desc_map;
       bus_dma_segment_t       desc_seg;
       struct iwi_cmd_desc     *desc;
       int                     count;
       int                     queued;
       int                     cur;
       int                     next;
};

struct iwi_tx_data {
       bus_dmamap_t            map;
       struct mbuf             *m;
       struct ieee80211_node   *ni;
};

struct iwi_tx_ring {
       bus_dmamap_t            desc_map;
       bus_dma_segment_t       desc_seg;
       bus_size_t              csr_ridx;
       bus_size_t              csr_widx;
       struct iwi_tx_desc      *desc;
       struct iwi_tx_data      *data;
       int                     count;
       int                     queued;
       int                     cur;
       int                     next;
};

struct iwi_rx_data {
       bus_dmamap_t    map;
       struct mbuf     *m;
};

struct iwi_rx_ring {
       struct iwi_rx_data      *data;
       int                     count;
       int                     cur;
};

struct iwi_node {
       struct ieee80211_node   in_node;
       int                     in_station;
#define IWI_MAX_IBSSNODE        32
};

struct iwi_softc {
       device_t                sc_dev;
       struct ethercom         sc_ec;
       struct ieee80211com     sc_ic;
       int                     (*sc_newstate)(struct ieee80211com *,
                                   enum ieee80211_state, int);
       void                    (*sc_node_free)(struct ieee80211_node *);

       uint32_t                sc_unr;

       struct iwi_firmware     fw;
       const char              *sc_fwname;
       char                    *sc_blob;
       size_t                  sc_blobsize;

       uint32_t                flags;
#define IWI_FLAG_FW_CACHED      (1 << 0)
#define IWI_FLAG_FW_INITED      (1 << 1)
#define IWI_FLAG_SCANNING       (1 << 3)

       bus_dma_tag_t           sc_dmat;

       struct iwi_cmd_ring     cmdq;
       struct iwi_tx_ring      txq[WME_NUM_AC];
       struct iwi_rx_ring      rxq;

       struct resource         *irq;
       struct resource         *mem;
       bus_space_tag_t         sc_st;
       bus_space_handle_t      sc_sh;
       void                    *sc_ih;
       pci_chipset_tag_t       sc_pct;
       pcitag_t                sc_pcitag;
       bus_size_t              sc_sz;
       void                    *sc_soft_ih;

       kmutex_t                sc_media_mtx;   /* XXX */

       struct sysctllog        *sc_sysctllog;

       int                     antenna;
       int                     dwelltime;
       int                     bluetooth;
       int                     nictype;

       int                     sc_tx_timer;

       struct bpf_if           *sc_drvbpf;

       union {
               struct iwi_rx_radiotap_header th;
               uint8_t pad[64];
       } sc_rxtapu;
#define sc_rxtap        sc_rxtapu.th
       int                     sc_rxtap_len;

       union {
               struct iwi_tx_radiotap_header th;
               uint8_t pad[64];
       } sc_txtapu;
#define sc_txtap        sc_txtapu.th
       int                     sc_txtap_len;
};

#define sc_if   sc_ec.ec_if

#define SIOCGRADIO      _IOWR('i', 139, struct ifreq)
#define SIOCGTABLE0     _IOWR('i', 140, struct ifreq)

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