1 /* $OpenBSD: if_ralvar.h,v 1.9 2007/06/06 19:25:49 mk Exp $ */
2
3 /*-
4 * Copyright (c) 2005
5 * Damien Bergamini <damien.bergamini@free.fr>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20 #define RAL_RX_LIST_COUNT 1
21 #define RAL_TX_LIST_COUNT 8
22
23 struct ural_rx_radiotap_header {
24 struct ieee80211_radiotap_header wr_ihdr;
25 uint8_t wr_flags;
26 uint8_t wr_rate;
27 uint16_t wr_chan_freq;
28 uint16_t wr_chan_flags;
29 uint8_t wr_antenna;
30 uint8_t wr_antsignal;
31 } __packed;
32
33 #define RAL_RX_RADIOTAP_PRESENT \
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 ural_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 } __packed;
48
49 #define RAL_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 ural_softc;
56
57 struct ural_tx_data {
58 struct ural_softc *sc;
59 usbd_xfer_handle xfer;
60 uint8_t *buf;
61 struct ieee80211_node *ni;
62 };
63
64 struct ural_rx_data {
65 struct ural_softc *sc;
66 usbd_xfer_handle xfer;
67 uint8_t *buf;
68 struct mbuf *m;
69 };
70
71 struct ural_softc {
72 struct device sc_dev;
73 struct ieee80211com sc_ic;
74 int (*sc_newstate)(struct ieee80211com *,
75 enum ieee80211_state, int);
76
77 usbd_device_handle sc_udev;
78 usbd_interface_handle sc_iface;
79
80 int sc_rx_no;
81 int sc_tx_no;
82
83 uint32_t asic_rev;
84 uint16_t macbbp_rev;
85 uint8_t rf_rev;
86
87 usbd_xfer_handle amrr_xfer;
88
89 usbd_pipe_handle sc_rx_pipeh;
90 usbd_pipe_handle sc_tx_pipeh;
91
92 enum ieee80211_state sc_state;
93 int sc_arg;
94 struct usb_task sc_task;
95
96 struct ieee80211_amrr amrr;
97 struct ieee80211_amrr_node amn;
98
99 struct ural_rx_data rx_data[RAL_RX_LIST_COUNT];
100 struct ural_tx_data tx_data[RAL_TX_LIST_COUNT];
101 int tx_queued;
102 int tx_cur;
103
104 struct timeout scan_to;
105 struct timeout amrr_to;
106
107 int sc_tx_timer;
108
109 uint16_t sta[11];
110 uint32_t rf_regs[4];
111 uint8_t txpow[14];
112
113 struct {
114 uint8_t val;
115 uint8_t reg;
116 } __packed bbp_prom[16];
117
118 int led_mode;
119 int hw_radio;
120 int rx_ant;
121 int tx_ant;
122 int nb_ant;
123
124 #if NBPFILTER > 0
125 caddr_t sc_drvbpf;
126
127 union {
128 struct ural_rx_radiotap_header th;
129 uint8_t pad[64];
130 } sc_rxtapu;
131 #define sc_rxtap sc_rxtapu.th
132 int sc_rxtap_len;
133
134 union {
135 struct ural_tx_radiotap_header th;
136 uint8_t pad[64];
137 } sc_txtapu;
138 #define sc_txtap sc_txtapu.th
139 int sc_txtap_len;
140 #endif
141 };