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if_iwivar.h revision 1.1 
      1 /*	$Id: if_iwivar.h,v 1.1 2005/01/11 18:24:24 skrll Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2004, 2005
      5  *      Damien Bergamini <damien.bergamini (at) 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 iwi_firmware {
     31 	void	*boot;
     32 	int	boot_size;
     33 	void	*ucode;
     34 	int	ucode_size;
     35 	void	*main;
     36 	int	main_size;
     37 };
     38 
     39 struct iwi_rx_radiotap_header {
     40 	struct ieee80211_radiotap_header wr_ihdr;
     41 	u_int8_t	wr_flags;
     42 	u_int8_t	wr_rate;
     43 	u_int16_t	wr_chan_freq;
     44 	u_int16_t	wr_chan_flags;
     45 	u_int8_t	wr_antsignal;
     46 	u_int8_t	wr_antnoise;
     47 	u_int8_t	wr_antenna;
     48 };
     49 
     50 #define IWI_RX_RADIOTAP_PRESENT						\
     51 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
     52 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
     53 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
     54 	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |			\
     55 	 (1 << IEEE80211_RADIOTAP_DB_ANTNOISE) |			\
     56 	 (1 << IEEE80211_RADIOTAP_ANTENNA))
     57 
     58 struct iwi_tx_radiotap_header {
     59 	struct ieee80211_radiotap_header wt_ihdr;
     60 	u_int8_t	wt_flags;
     61 	u_int16_t	wt_chan_freq;
     62 	u_int16_t	wt_chan_flags;
     63 };
     64 
     65 #define IWI_TX_RADIOTAP_PRESENT						\
     66 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
     67 	 (1 << IEEE80211_RADIOTAP_CHANNEL))
     68 
     69 struct iwi_softc {
     70 	struct device		sc_dev;
     71 
     72 	struct ieee80211com	sc_ic;
     73 	int			(*sc_newstate)(struct ieee80211com *,
     74 				    enum ieee80211_state, int);
     75 
     76 	struct iwi_firmware	fw;
     77 	u_int32_t		flags;
     78 #define IWI_FLAG_FW_CACHED	(1 << 0)
     79 #define IWI_FLAG_FW_INITED	(1 << 1)
     80 
     81 	bus_dma_tag_t		sc_dmat;
     82 
     83 	struct iwi_tx_desc	*tx_desc;
     84 	bus_dmamap_t		tx_ring_map;
     85 	bus_dma_segment_t	tx_ring_seg;
     86 
     87 	struct iwi_tx_buf {
     88 		bus_dmamap_t		map;
     89 		struct mbuf		*m;
     90 		struct ieee80211_node	*ni;
     91 	} tx_buf[IWI_TX_RING_SIZE];
     92 
     93 	int			tx_cur;
     94 	int			tx_old;
     95 	int			tx_queued;
     96 
     97 	struct iwi_cmd_desc	*cmd_desc;
     98 	bus_dmamap_t		cmd_ring_map;
     99 	bus_dma_segment_t	cmd_ring_seg;
    100 	int			cmd_cur;
    101 
    102 	struct iwi_rx_buf {
    103 		bus_dmamap_t	map;
    104 		struct mbuf	*m;
    105 	} rx_buf[IWI_RX_RING_SIZE];
    106 
    107 	int			rx_cur;
    108 
    109 	struct resource		*irq;
    110 	struct resource		*mem;
    111 	bus_space_tag_t		sc_st;
    112 	bus_space_handle_t	sc_sh;
    113 	void 			*sc_ih;
    114 	pci_chipset_tag_t	sc_pct;
    115 	pcitag_t		sc_pcitag;
    116 	bus_size_t		sc_sz;
    117 
    118 	int			authmode;
    119 
    120 	int			sc_tx_timer;
    121 
    122 #if NBPFILTER > 0
    123 	struct bpf_if		*sc_drvbpf;
    124 
    125 	union {
    126 		struct iwi_rx_radiotap_header th;
    127 		u_int8_t	pad[64];
    128 	} sc_rxtapu;
    129 #define sc_rxtap	sc_rxtapu.th
    130 	int			sc_rxtap_len;
    131 
    132 	union {
    133 		struct iwi_tx_radiotap_header th;
    134 		u_int8_t	pad[64];
    135 	} sc_txtapu;
    136 #define sc_txtap	sc_txtapu.th
    137 	int			sc_txtap_len;
    138 #endif
    139 };
    140 
    141 #define SIOCSLOADFW	 _IOW('i', 137, struct ifreq)
    142 #define SIOCSKILLFW	 _IOW('i', 138, struct ifreq)
    143 #define SIOCGRADIO	_IOWR('i', 139, struct ifreq)
    144 #define SIOCGTABLE0	_IOWR('i', 140, struct ifreq)
    145