summaryrefslogtreecommitdiff
path: root/sys/dev/ic/ralvar.h
blob: 9499e4c0d59c6968bad5b1ab7f5ce3f5af8ac91a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/*	$OpenBSD: ralvar.h,v 1.1 2005/02/15 20:51:21 damien Exp $  */

/*-
 * Copyright (c) 2005
 *	Damien Bergamini <damien.bergamini@free.fr>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

struct ral_rx_radiotap_header {
	struct ieee80211_radiotap_header wr_ihdr;
	uint8_t		wr_flags;
	uint16_t	wr_chan_freq;
	uint16_t	wr_chan_flags;
	uint8_t		wr_antsignal;
};

#define RAL_RX_RADIOTAP_PRESENT						\
	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))

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

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

struct ral_tx_data {
	bus_dmamap_t			map;
	struct mbuf			*m;
	struct ieee80211_node		*ni;
	struct ieee80211_rssdesc	id;
};

struct ral_tx_ring {
	bus_dmamap_t		map;
	bus_dma_segment_t	seg;
	bus_addr_t		physaddr;
	struct ral_tx_desc	*desc;
	struct ral_tx_data	*data;
	int			count;
	int			queued;
	int			cur;
	int			next;
	int			cur_encrypt;
	int			next_encrypt;
};

struct ral_rx_data {
	bus_dmamap_t	map;
	struct mbuf	*m;
	int		drop;
};

struct ral_rx_ring {
	bus_dmamap_t		map;
	bus_dma_segment_t	seg;
	bus_addr_t		physaddr;
	struct ral_rx_desc	*desc;
	struct ral_rx_data	*data;
	int			count;
	int			cur;
	int			next;
	int			cur_decrypt;
};

struct ral_softc {
	struct device			sc_dev;

	struct ieee80211com		sc_ic;
	int				(*sc_newstate)(struct ieee80211com *,
					    enum ieee80211_state, int);

	int				(*sc_enable)(struct ral_softc *);
	void				(*sc_disable)(struct ral_softc *);
	void				(*sc_power)(struct ral_softc *, int);

	bus_dma_tag_t			sc_dmat;
        bus_space_tag_t			sc_st;
        bus_space_handle_t		sc_sh;

	struct ieee80211_rssadapt	rssadapt;

	struct timeout			scan_ch;
	struct timeout			rssadapt_ch;

	int				sc_tx_timer;

	uint32_t			asic_rev;
	uint32_t			eeprom_rev;
	uint8_t				rf_rev;

	struct ral_tx_ring		txq;
	struct ral_tx_ring		prioq;
	struct ral_tx_ring		atimq;
	struct ral_tx_ring		bcnq;
	struct ral_rx_ring		rxq;

	uint32_t			rf_regs[4];
	uint8_t				txpow[14];

	struct {
		uint8_t		reg;
		uint8_t		val;	
	}				bbp_prom[16];

	int				led_mode;
	int				hw_radio;
	int				rx_ant;
	int				tx_ant;
	int				nb_ant;
	int				bbp_tune;
	

#if NBPFILTER > 0
	caddr_t				sc_drvbpf;

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

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

int	ral_attach(struct ral_softc *);
int	ral_detach(struct ral_softc *);
int	ral_intr(void *);
int	ral_activate(struct device *, enum devact);