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rt2661var.h revision 1.6 
      1 /*	$NetBSD: rt2661var.h,v 1.6 2007/03/04 06:02:00 christos Exp $	*/
      2 /*	$OpenBSD: rt2661var.h,v 1.4 2006/02/25 12:56:47 damien Exp $	*/
      3 
      4 /*-
      5  * Copyright (c) 2006
      6  *	Damien Bergamini <damien.bergamini (at) free.fr>
      7  *
      8  * Permission to use, copy, modify, and distribute this software for any
      9  * purpose with or without fee is hereby granted, provided that the above
     10  * copyright notice and this permission notice appear in all copies.
     11  *
     12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
     17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
     18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     19  */
     20 
     21 struct rt2661_rx_radiotap_header {
     22 	struct ieee80211_radiotap_header wr_ihdr;
     23 	uint64_t	wr_tsf;
     24 	uint8_t		wr_flags;
     25 	uint8_t		wr_rate;
     26 	uint16_t	wr_chan_freq;
     27 	uint16_t	wr_chan_flags;
     28 	uint8_t		wr_antsignal;
     29 } __packed;
     30 
     31 #define RT2661_RX_RADIOTAP_PRESENT					\
     32 	((1 << IEEE80211_RADIOTAP_TSFT) |				\
     33 	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
     34 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
     35 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
     36 	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
     37 
     38 struct rt2661_tx_radiotap_header {
     39 	struct ieee80211_radiotap_header wt_ihdr;
     40 	uint8_t		wt_flags;
     41 	uint8_t		wt_rate;
     42 	uint16_t	wt_chan_freq;
     43 	uint16_t	wt_chan_flags;
     44 } __packed;
     45 
     46 #define RT2661_TX_RADIOTAP_PRESENT					\
     47 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
     48 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
     49 	 (1 << IEEE80211_RADIOTAP_CHANNEL))
     50 
     51 struct rt2661_tx_data {
     52 	bus_dmamap_t			map;
     53 	struct mbuf			*m;
     54 	struct ieee80211_node		*ni;
     55 	struct ieee80211_rssdesc	id;
     56 };
     57 
     58 struct rt2661_tx_ring {
     59 	bus_dmamap_t		map;
     60 	bus_dma_segment_t	seg;
     61 	bus_addr_t		physaddr;
     62 	struct rt2661_tx_desc	*desc;
     63 	struct rt2661_tx_data	*data;
     64 	int			count;
     65 	int			queued;
     66 	int			cur;
     67 	int			next;
     68 	int			stat;
     69 };
     70 
     71 struct rt2661_rx_data {
     72 	bus_dmamap_t	map;
     73 	struct mbuf	*m;
     74 };
     75 
     76 struct rt2661_rx_ring {
     77 	bus_dmamap_t		map;
     78 	bus_dma_segment_t	seg;
     79 	bus_addr_t		physaddr;
     80 	struct rt2661_rx_desc	*desc;
     81 	struct rt2661_rx_data	*data;
     82 	int			count;
     83 	int			cur;
     84 	int			next;
     85 };
     86 
     87 struct rt2661_node {
     88 	struct ieee80211_node		ni;
     89 	struct ieee80211_rssadapt	rssadapt;
     90 };
     91 
     92 struct rt2661_softc {
     93 	struct device			sc_dev;
     94 
     95 	struct ieee80211com		sc_ic;
     96 	int				(*sc_newstate)(struct ieee80211com *,
     97 					    enum ieee80211_state, int);
     98 
     99 	int				(*sc_enable)(struct rt2661_softc *);
    100 	void				(*sc_disable)(struct rt2661_softc *);
    101 	void				(*sc_power)(struct rt2661_softc *, int);
    102 
    103 	bus_dma_tag_t			sc_dmat;
    104 	bus_space_tag_t			sc_st;
    105 	bus_space_handle_t		sc_sh;
    106 
    107 	struct ethercom			sc_ec;
    108 
    109 	struct callout			scan_ch;
    110 	struct callout			rssadapt_ch;
    111 
    112 	int				sc_id;
    113 	int				sc_flags;
    114 #define RT2661_ENABLED	(1 << 0)
    115 #define RT2661_FWLOADED	(1 << 1)
    116 
    117 	int				sc_tx_timer;
    118 
    119 	struct ieee80211_channel	*sc_curchan;
    120 
    121 	uint8_t				rf_rev;
    122 
    123 	uint8_t				rfprog;
    124 	uint8_t				rffreq;
    125 
    126 	struct rt2661_tx_ring		txq[5];
    127 	struct rt2661_tx_ring		mgtq;
    128 	struct rt2661_rx_ring		rxq;
    129 
    130 	uint32_t			rf_regs[4];
    131 	int8_t				txpow[38];
    132 
    133 	struct {
    134 		uint8_t	reg;
    135 		uint8_t	val;
    136 	}				bbp_prom[16];
    137 
    138 	int				hw_radio;
    139 	int				rx_ant;
    140 	int				tx_ant;
    141 	int				nb_ant;
    142 	int				ext_2ghz_lna;
    143 	int				ext_5ghz_lna;
    144 	int				rssi_2ghz_corr;
    145 	int				rssi_5ghz_corr;
    146 
    147 	uint8_t				bbp18;
    148 	uint8_t				bbp21;
    149 	uint8_t				bbp22;
    150 	uint8_t				bbp16;
    151 	uint8_t				bbp17;
    152 	uint8_t				bbp64;
    153 
    154 #if NBPFILTER > 0
    155 	void *			sc_drvbpf;
    156 
    157 	union {
    158 		struct rt2661_rx_radiotap_header th;
    159 		uint8_t	pad[64];
    160 	}			sc_rxtapu;
    161 #define sc_rxtap		sc_rxtapu.th
    162 	int			sc_rxtap_len;
    163 
    164 	union {
    165 		struct rt2661_tx_radiotap_header th;
    166 		uint8_t	pad[64];
    167 	}			sc_txtapu;
    168 #define sc_txtap		sc_txtapu.th
    169 	int			sc_txtap_len;
    170 #endif
    171 };
    172 
    173 #define	sc_if		sc_ec.ec_if
    174 
    175 int	rt2661_attach(void *, int);
    176 int	rt2661_detach(void *);
    177 int	rt2661_intr(void *);
    178