summaryrefslogtreecommitdiff
path: root/sys/dev/pci/if_iwivar.h
blob: 5256de5b178b35f8594460244558dafab240a3e9 (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
/*	$Id: if_iwivar.h,v 1.3 2004/12/04 17:24:06 damien Exp $ */

/*-
 * Copyright (c) 2004
 *      Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice unmodified, this list of conditions, and the following
 *    disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

struct iwi_rx_radiotap_header {
	struct ieee80211_radiotap_header wr_ihdr;
	u_int8_t	wr_flags;
	u_int8_t	wr_rate;
	u_int16_t	wr_chan_freq;
	u_int16_t	wr_chan_flags;
	u_int8_t	wr_antsignal;
	u_int8_t	wr_antnoise;
	u_int8_t	wr_antenna;
};

#define IWI_RX_RADIOTAP_PRESENT						\
	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
	 (1 << IEEE80211_RADIOTAP_RATE) |				\
	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |			\
	 (1 << IEEE80211_RADIOTAP_DB_ANTNOISE) |			\
	 (1 << IEEE80211_RADIOTAP_ANTENNA))

struct iwi_tx_radiotap_header {
	struct ieee80211_radiotap_header wt_ihdr;
	u_int8_t	wt_flags;
	u_int16_t	wt_chan_freq;
	u_int16_t	wt_chan_flags;
};

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

struct iwi_softc {
	struct device		sc_dev;

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

	u_int32_t		flags;
#define IWI_FLAG_FW_INITED	(1 << 0)

	bus_dma_tag_t		sc_dmat;

	struct iwi_tx_desc	*tx_desc;
	bus_dmamap_t		tx_ring_map;
	bus_dma_segment_t	tx_ring_seg;

	struct iwi_tx_buf {
		bus_dmamap_t		map;
		struct mbuf		*m;
		struct ieee80211_node	*ni;
	} tx_buf[IWI_TX_RING_SIZE];

	int			tx_cur;
	int			tx_old;
	int			tx_free;

	struct iwi_cmd_desc	*cmd_desc;
	bus_dmamap_t		cmd_ring_map;
	bus_dma_segment_t	cmd_ring_seg;
	int			cmd_cur;

	struct iwi_rx_buf {
		bus_dmamap_t	map;
		struct mbuf	*m;
	} rx_buf[IWI_RX_RING_SIZE];

	int			rx_cur;

	struct resource		*irq;
	struct resource		*mem;
	bus_space_tag_t		sc_st;
	bus_space_handle_t	sc_sh;
	void 			*sc_ih;
	pci_chipset_tag_t	sc_pct;
	bus_size_t		sc_sz;

	int			authmode;

	int			sc_tx_timer;

#if NBPFILTER > 0
	caddr_t			sc_drvbpf;

	union {
		struct iwi_rx_radiotap_header th;
		u_int8_t	pad[64];
	} sc_rxtapu;
#define sc_rxtap	sc_rxtapu.th
	int			sc_rxtap_len;

	union {
		struct iwi_tx_radiotap_header th;
		u_int8_t	pad[64];
	} sc_txtapu;
#define sc_txtap	sc_txtapu.th
	int			sc_txtap_len;
#endif
};

#define SIOCGRADIO	_IOWR('i', 139, struct ifreq)
#define SIOCGTABLE0	_IOWR('i', 140, struct ifreq)