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      1 /*	$NetBSD: rt2560var.h,v 1.11 2019/10/05 23:27:20 mrg Exp $	*/
      2 /*	$OpenBSD: rt2560var.h,v 1.2 2006/01/14 12:43:27 damien Exp $  */
      3 
      4 /*-
      5  * Copyright (c) 2005, 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 rt2560_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_antenna;
     29 	uint8_t		wr_antsignal;
     30 };
     31 
     32 #define RT2560_RX_RADIOTAP_PRESENT					\
     33 	((1 << IEEE80211_RADIOTAP_TSFT) |				\
     34 	 (1 << IEEE80211_RADIOTAP_FLAGS) |				\
     35 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
     36 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
     37 	 (1 << IEEE80211_RADIOTAP_ANTENNA) |				\
     38 	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
     39 
     40 struct rt2560_tx_radiotap_header {
     41 	struct ieee80211_radiotap_header wt_ihdr;
     42 	uint8_t		wt_flags;
     43 	uint8_t		wt_rate;
     44 	uint16_t	wt_chan_freq;
     45 	uint16_t	wt_chan_flags;
     46 	uint8_t		wt_antenna;
     47 };
     48 
     49 #define RT2560_TX_RADIOTAP_PRESENT					\
     50 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
     51 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
     52 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
     53 	 (1 << IEEE80211_RADIOTAP_ANTENNA))
     54 
     55 struct rt2560_tx_data {
     56 	bus_dmamap_t			map;
     57 	struct mbuf			*m;
     58 	struct ieee80211_node		*ni;
     59 	struct ieee80211_rssdesc	id;
     60 };
     61 
     62 struct rt2560_tx_ring {
     63 	bus_dmamap_t		map;
     64 	bus_dma_segment_t	seg;
     65 	bus_addr_t		physaddr;
     66 	struct rt2560_tx_desc	*desc;
     67 	struct rt2560_tx_data	*data;
     68 	int			count;
     69 	int			queued;
     70 	int			cur;
     71 	int			next;
     72 	int			cur_encrypt;
     73 	int			next_encrypt;
     74 };
     75 
     76 struct rt2560_rx_data {
     77 	bus_dmamap_t	map;
     78 	struct mbuf	*m;
     79 	int		drop;
     80 };
     81 
     82 struct rt2560_rx_ring {
     83 	bus_dmamap_t		map;
     84 	bus_dma_segment_t	seg;
     85 	bus_addr_t		physaddr;
     86 	struct rt2560_rx_desc	*desc;
     87 	struct rt2560_rx_data	*data;
     88 	int			count;
     89 	int			cur;
     90 	int			next;
     91 	int			cur_decrypt;
     92 };
     93 
     94 struct rt2560_node {
     95 	struct ieee80211_node		ni;
     96 	struct ieee80211_rssadapt	rssadapt;
     97 };
     98 
     99 struct rt2560_softc {
    100 	device_t		sc_dev;
    101 
    102 	struct ieee80211com	sc_ic;
    103 	int			(*sc_newstate)(struct ieee80211com *,
    104 				    enum ieee80211_state, int);
    105 
    106 	int			(*sc_enable)(struct rt2560_softc *);
    107 	void			(*sc_disable)(struct rt2560_softc *);
    108 
    109 	bus_dma_tag_t		sc_dmat;
    110 	bus_space_tag_t		sc_st;
    111 	bus_space_handle_t	sc_sh;
    112 	void			*sc_soft_ih;
    113 
    114 	struct sysctllog	*sc_sysctllog;
    115 
    116 	struct ethercom		sc_ec;
    117 
    118 	struct callout		scan_ch;
    119 	struct callout		rssadapt_ch;
    120 
    121 	int			sc_flags;
    122 #define RT2560_ENABLED	(1 << 0)
    123 
    124 	int			sc_tx_timer;
    125 
    126 	uint32_t		asic_rev;
    127 	uint8_t			rf_rev;
    128 
    129 	struct rt2560_tx_ring	txq;
    130 	struct rt2560_tx_ring	prioq;
    131 	struct rt2560_tx_ring	atimq;
    132 	struct rt2560_tx_ring	bcnq;
    133 	struct rt2560_rx_ring	rxq;
    134 
    135 	struct ieee80211_beacon_offsets	sc_bo;
    136 
    137 	uint32_t		rf_regs[4];
    138 	uint8_t			txpow[14];
    139 
    140 	struct {
    141 		uint8_t	reg;
    142 		uint8_t	val;
    143 	}			bbp_prom[16];
    144 
    145 	int			led_mode;
    146 	int			hw_radio;
    147 	int			rx_ant;
    148 	int			tx_ant;
    149 	int			nb_ant;
    150 
    151 	int			dwelltime;
    152 
    153 	struct bpf_if *		sc_drvbpf;
    154 
    155 	union {
    156 		struct rt2560_rx_radiotap_header th;
    157 		uint8_t	pad[64];
    158 	}			sc_rxtapu;
    159 #define sc_rxtap		sc_rxtapu.th
    160 	int			sc_rxtap_len;
    161 
    162 	union {
    163 		struct rt2560_tx_radiotap_header th;
    164 		uint8_t	pad[64];
    165 	}			sc_txtapu;
    166 #define sc_txtap		sc_txtapu.th
    167 	int			sc_txtap_len;
    168 };
    169 
    170 #define	sc_if		sc_ec.ec_if
    171 
    172 int	rt2560_attach(void *, int);
    173 int	rt2560_detach(void *);
    174 int	rt2560_intr(void *);
    175