1 /* $OpenBSD: rt2661var.h,v 1.9 2006/10/22 12:14:44 damien Exp $ */
2
3 /*-
4 * Copyright (c) 2006
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 struct rt2661_rx_radiotap_header {
21 struct ieee80211_radiotap_header wr_ihdr;
22 uint64_t wr_tsf;
23 uint8_t wr_flags;
24 uint8_t wr_rate;
25 uint16_t wr_chan_freq;
26 uint16_t wr_chan_flags;
27 uint8_t wr_antsignal;
28 } __packed;
29
30 #define RT2661_RX_RADIOTAP_PRESENT \
31 ((1 << IEEE80211_RADIOTAP_TSFT) | \
32 (1 << IEEE80211_RADIOTAP_FLAGS) | \
33 (1 << IEEE80211_RADIOTAP_RATE) | \
34 (1 << IEEE80211_RADIOTAP_CHANNEL) | \
35 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
36
37 struct rt2661_tx_radiotap_header {
38 struct ieee80211_radiotap_header wt_ihdr;
39 uint8_t wt_flags;
40 uint8_t wt_rate;
41 uint16_t wt_chan_freq;
42 uint16_t wt_chan_flags;
43 } __packed;
44
45 #define RT2661_TX_RADIOTAP_PRESENT \
46 ((1 << IEEE80211_RADIOTAP_FLAGS) | \
47 (1 << IEEE80211_RADIOTAP_RATE) | \
48 (1 << IEEE80211_RADIOTAP_CHANNEL))
49
50 struct rt2661_tx_data {
51 bus_dmamap_t map;
52 struct mbuf *m;
53 struct ieee80211_node *ni;
54 };
55
56 struct rt2661_tx_ring {
57 bus_dmamap_t map;
58 bus_dma_segment_t seg;
59 bus_addr_t physaddr;
60 struct rt2661_tx_desc *desc;
61 struct rt2661_tx_data *data;
62 int count;
63 int queued;
64 int cur;
65 int next;
66 int stat;
67 };
68
69 struct rt2661_rx_data {
70 bus_dmamap_t map;
71 struct mbuf *m;
72 };
73
74 struct rt2661_rx_ring {
75 bus_dmamap_t map;
76 bus_dma_segment_t seg;
77 bus_addr_t physaddr;
78 struct rt2661_rx_desc *desc;
79 struct rt2661_rx_data *data;
80 int count;
81 int cur;
82 int next;
83 };
84
85 struct rt2661_node {
86 struct ieee80211_node ni;
87 struct ieee80211_amrr_node amn;
88 };
89
90 struct rt2661_softc {
91 struct device sc_dev;
92
93 struct ieee80211com sc_ic;
94 int (*sc_newstate)(struct ieee80211com *,
95 enum ieee80211_state, int);
96 struct ieee80211_amrr amrr;
97
98 int (*sc_enable)(struct rt2661_softc *);
99 void (*sc_disable)(struct rt2661_softc *);
100 void (*sc_power)(struct rt2661_softc *, int);
101
102 bus_dma_tag_t sc_dmat;
103 bus_space_tag_t sc_st;
104 bus_space_handle_t sc_sh;
105
106 struct timeout scan_to;
107 struct timeout amrr_to;
108
109 int sc_id;
110 int sc_flags;
111 #define RT2661_ENABLED (1 << 0)
112 #define RT2661_FWLOADED (1 << 1)
113 #define RT2661_UPDATE_SLOT (1 << 2)
114 #define RT2661_SET_SLOTTIME (1 << 3)
115
116 int sc_tx_timer;
117
118 struct ieee80211_channel *sc_curchan;
119
120 uint8_t rf_rev;
121
122 uint8_t rfprog;
123 uint8_t rffreq;
124
125 struct rt2661_tx_ring txq[5];
126 struct rt2661_tx_ring mgtq;
127 struct rt2661_rx_ring rxq;
128
129 uint32_t rf_regs[4];
130 int8_t txpow[38];
131
132 struct {
133 uint8_t reg;
134 uint8_t val;
135 } bbp_prom[16];
136
137 int hw_radio;
138 int rx_ant;
139 int tx_ant;
140 int nb_ant;
141 int ext_2ghz_lna;
142 int ext_5ghz_lna;
143 int rssi_2ghz_corr;
144 int rssi_5ghz_corr;
145
146 int ncalls;
147 int avg_rssi;
148 int sifs;
149
150 uint32_t erp_csr;
151
152 uint8_t bbp18;
153 uint8_t bbp21;
154 uint8_t bbp22;
155 uint8_t bbp16;
156 uint8_t bbp17;
157 uint8_t bbp64;
158
159 #if NBPFILTER > 0
160 caddr_t sc_drvbpf;
161
162 union {
163 struct rt2661_rx_radiotap_header th;
164 uint8_t pad[64];
165 } sc_rxtapu;
166 #define sc_rxtap sc_rxtapu.th
167 int sc_rxtap_len;
168
169 union {
170 struct rt2661_tx_radiotap_header th;
171 uint8_t pad[64];
172 } sc_txtapu;
173 #define sc_txtap sc_txtapu.th
174 int sc_txtap_len;
175 #endif
176 void *sc_sdhook;
177 void *sc_powerhook;
178 };
179
180 int rt2661_attach(void *, int);
181 int rt2661_detach(void *);
182 int rt2661_intr(void *);
183 void rt2661_shutdown(void *);