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
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/* $FreeBSD$ */
/*-
* Copyright (c) 2004, 2005
* 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_firmware {
void *boot;
int boot_size;
void *ucode;
int ucode_size;
void *main;
int main_size;
};
struct iwi_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
uint8_t wr_antsignal;
uint8_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_ANTENNA))
struct iwi_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
};
#define IWI_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct iwi_cmd_ring {
bus_dma_tag_t desc_dmat;
bus_dmamap_t desc_map;
bus_addr_t physaddr;
struct iwi_cmd_desc *desc;
int count;
int queued;
int cur;
int next;
};
struct iwi_tx_data {
bus_dmamap_t map;
struct mbuf *m;
struct ieee80211_node *ni;
};
struct iwi_tx_ring {
bus_dma_tag_t desc_dmat;
bus_dma_tag_t data_dmat;
bus_dmamap_t desc_map;
bus_addr_t physaddr;
bus_addr_t csr_ridx;
bus_addr_t csr_widx;
struct iwi_tx_desc *desc;
struct iwi_tx_data *data;
int count;
int queued;
int cur;
int next;
};
struct iwi_rx_data {
bus_dmamap_t map;
bus_addr_t physaddr;
uint32_t reg;
struct mbuf *m;
};
struct iwi_rx_ring {
bus_dma_tag_t data_dmat;
struct iwi_rx_data *data;
int count;
int cur;
};
struct iwi_node {
struct ieee80211_node in_node;
int in_station;
#define IWI_MAX_IBSSNODE 32
};
struct iwi_softc {
struct ifnet *sc_ifp;
struct ieee80211com sc_ic;
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
void (*sc_node_free)(struct ieee80211_node *);
device_t sc_dev;
struct mtx sc_mtx;
struct unrhdr *sc_unr;
struct iwi_firmware fw;
uint32_t flags;
#define IWI_FLAG_FW_CACHED (1 << 0)
#define IWI_FLAG_FW_INITED (1 << 1)
#define IWI_FLAG_FW_WARNED (1 << 2)
#define IWI_FLAG_SCANNING (1 << 3)
struct iwi_cmd_ring cmdq;
struct iwi_tx_ring txq[WME_NUM_AC];
struct iwi_rx_ring rxq;
struct resource *irq;
struct resource *mem;
bus_space_tag_t sc_st;
bus_space_handle_t sc_sh;
void *sc_ih;
int mem_rid;
int irq_rid;
int antenna;
int dwelltime;
int bluetooth;
int sc_tx_timer;
struct bpf_if *sc_drvbpf;
union {
struct iwi_rx_radiotap_header th;
uint8_t pad[64];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct iwi_tx_radiotap_header th;
uint8_t pad[64];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
};
#define SIOCSLOADFW _IOW('i', 137, struct ifreq)
#define SIOCSKILLFW _IOW('i', 138, struct ifreq)
#define IWI_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
#define IWI_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
|