summaryrefslogtreecommitdiff
path: root/sys/dev/usb/if_ralvar.h
blob: acbee13a967e368b88d8b0b4bef135bbb57432eb (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
/*	$OpenBSD: if_ralvar.h,v 1.1 2005/03/16 20:17:10 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.
 */

#define RAL_RX_LIST_COUNT	1
#define RAL_TX_LIST_COUNT	1

struct ural_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_antenna;
	uint8_t		wr_antsignal;
} __packed;

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

struct ural_tx_radiotap_header {
	struct ieee80211_radiotap_header wt_ihdr;
	uint8_t		wt_flags;
	uint8_t		wt_rate;
	uint16_t	wt_chan_freq;
	uint16_t	wt_chan_flags;
	uint8_t		wt_antenna;
} __packed;

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

struct ural_softc;

struct ural_tx_data {
	struct ural_softc	*sc;
	usbd_xfer_handle	xfer;
	uint8_t			*buf;
	struct mbuf		*m;
	struct ieee80211_node	*ni;
};

struct ural_rx_data {
	struct ural_softc	*sc;
	usbd_xfer_handle	xfer;
	uint8_t			*buf;
	struct mbuf		*m;
};

struct ural_softc {
	USBBASEDEVICE		sc_dev;
	struct ieee80211com	sc_ic;
	int			(*sc_newstate)(struct ieee80211com *,
				    enum ieee80211_state, int);

	usbd_device_handle	sc_udev;
	usbd_interface_handle	sc_iface;

	uint8_t			sc_rx_no;
	uint8_t			sc_tx_no;

	uint32_t		asic_rev;
	uint8_t			rf_rev;

	usbd_pipe_handle	sc_rx_pipeh;
	usbd_pipe_handle	sc_tx_pipeh;

	enum ieee80211_state	sc_state;
	struct usb_task		sc_task;

	struct ural_rx_data	rx_data[RAL_RX_LIST_COUNT];
	struct ural_tx_data	tx_data[RAL_TX_LIST_COUNT];
	int			tx_queued;

	struct timeout		scan_ch;

	int			sc_tx_timer;

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

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

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

#if NBPFILTER > 0
	caddr_t			sc_drvbpf;

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

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