1 | /* $NetBSD: if_wpivar.h,v 1.19 2015/01/06 15:39:54 bouyer 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 { |
21 | struct ieee80211_radiotap_header ; |
22 | uint64_t ; |
23 | uint8_t ; |
24 | uint8_t ; |
25 | uint16_t ; |
26 | uint16_t ; |
27 | int8_t ; |
28 | int8_t ; |
29 | uint8_t ; |
30 | }; |
31 | |
32 | #define WPI_RX_RADIOTAP_PRESENT \ |
33 | ((1 << IEEE80211_RADIOTAP_TSFT) | \ |
34 | (1 << IEEE80211_RADIOTAP_FLAGS) | \ |
35 | (1 << IEEE80211_RADIOTAP_RATE) | \ |
36 | (1 << IEEE80211_RADIOTAP_CHANNEL) | \ |
37 | (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ |
38 | (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \ |
39 | (1 << IEEE80211_RADIOTAP_ANTENNA)) |
40 | |
41 | struct { |
42 | struct ieee80211_radiotap_header ; |
43 | uint8_t ; |
44 | uint8_t ; |
45 | uint16_t ; |
46 | uint16_t ; |
47 | uint8_t ; |
48 | }; |
49 | |
50 | #define WPI_TX_RADIOTAP_PRESENT \ |
51 | ((1 << IEEE80211_RADIOTAP_FLAGS) | \ |
52 | (1 << IEEE80211_RADIOTAP_RATE) | \ |
53 | (1 << IEEE80211_RADIOTAP_CHANNEL)) |
54 | |
55 | struct wpi_dma_info { |
56 | bus_dma_tag_t tag; |
57 | bus_dmamap_t map; |
58 | bus_dma_segment_t seg; |
59 | bus_addr_t paddr; |
60 | void * vaddr; |
61 | bus_size_t size; |
62 | }; |
63 | |
64 | struct wpi_tx_data { |
65 | bus_dmamap_t map; |
66 | struct mbuf *m; |
67 | struct ieee80211_node *ni; |
68 | }; |
69 | |
70 | struct wpi_tx_ring { |
71 | struct wpi_dma_info desc_dma; |
72 | struct wpi_dma_info cmd_dma; |
73 | struct wpi_tx_desc *desc; |
74 | struct wpi_tx_cmd *cmd; |
75 | struct wpi_tx_data *data; |
76 | int qid; |
77 | int count; |
78 | int queued; |
79 | int cur; |
80 | }; |
81 | |
82 | #define WPI_RBUF_COUNT (WPI_RX_RING_COUNT * 2) |
83 | |
84 | struct wpi_softc; |
85 | |
86 | struct wpi_rbuf { |
87 | struct wpi_softc *sc; |
88 | void * vaddr; |
89 | bus_addr_t paddr; |
90 | SLIST_ENTRY(wpi_rbuf) next; |
91 | }; |
92 | |
93 | struct wpi_rx_data { |
94 | bus_dmamap_t map; |
95 | struct mbuf *m; |
96 | }; |
97 | |
98 | struct wpi_rx_ring { |
99 | struct wpi_dma_info desc_dma; |
100 | struct wpi_dma_info buf_dma; |
101 | uint32_t *desc; |
102 | struct wpi_rx_data data[WPI_RX_RING_COUNT]; |
103 | struct wpi_rbuf rbuf[WPI_RBUF_COUNT]; |
104 | SLIST_HEAD(, wpi_rbuf) freelist; |
105 | kmutex_t freelist_mtx; |
106 | int cur; |
107 | }; |
108 | |
109 | struct wpi_node { |
110 | struct ieee80211_node ni; /* must be the first */ |
111 | struct ieee80211_amrr_node amn; |
112 | }; |
113 | |
114 | struct wpi_power_sample { |
115 | uint8_t index; |
116 | int8_t power; |
117 | }; |
118 | |
119 | struct wpi_power_group { |
120 | #define WPI_SAMPLES_COUNT 5 |
121 | struct wpi_power_sample samples[WPI_SAMPLES_COUNT]; |
122 | uint8_t chan; |
123 | int8_t maxpwr; |
124 | int16_t temp; |
125 | }; |
126 | |
127 | struct wpi_softc { |
128 | device_t sc_dev; |
129 | struct ethercom sc_ec; |
130 | struct ieee80211com sc_ic; |
131 | int (*sc_newstate)(struct ieee80211com *, |
132 | enum ieee80211_state, int); |
133 | |
134 | struct ieee80211_amrr amrr; |
135 | |
136 | bus_dma_tag_t sc_dmat; |
137 | |
138 | /* shared area */ |
139 | struct wpi_dma_info shared_dma; |
140 | struct wpi_shared *shared; |
141 | |
142 | /* firmware DMA transfer */ |
143 | struct wpi_dma_info fw_dma; |
144 | bool fw_used; |
145 | |
146 | struct wpi_tx_ring txq[4]; |
147 | struct wpi_tx_ring cmdq; |
148 | struct wpi_rx_ring rxq; |
149 | |
150 | bus_space_tag_t sc_st; |
151 | bus_space_handle_t sc_sh; |
152 | void *sc_ih; |
153 | pci_chipset_tag_t sc_pct; |
154 | pcitag_t sc_pcitag; |
155 | bus_size_t sc_sz; |
156 | |
157 | struct callout calib_to; |
158 | int calib_cnt; |
159 | |
160 | struct wpi_config config; |
161 | int temp; |
162 | |
163 | uint8_t cap; |
164 | uint16_t rev; |
165 | uint8_t type; |
166 | struct wpi_power_group groups[WPI_POWER_GROUPS_COUNT]; |
167 | int8_t maxpwr[IEEE80211_CHAN_MAX]; |
168 | |
169 | int sc_tx_timer; |
170 | |
171 | struct bpf_if * sc_drvbpf; |
172 | |
173 | union { |
174 | struct wpi_rx_radiotap_header th; |
175 | uint8_t pad[IEEE80211_RADIOTAP_HDRLEN]; |
176 | } sc_rxtapu; |
177 | #define sc_rxtap sc_rxtapu.th |
178 | int sc_rxtap_len; |
179 | |
180 | union { |
181 | struct wpi_tx_radiotap_header th; |
182 | uint8_t pad[IEEE80211_RADIOTAP_HDRLEN]; |
183 | } sc_txtapu; |
184 | #define sc_txtap sc_txtapu.th |
185 | int sc_txtap_len; |
186 | |
187 | bool is_scanning; |
188 | |
189 | struct sysctllog *sc_sysctllog; |
190 | struct sysmon_pswitch sc_rsw; /* for radio switch events */ |
191 | int sc_rsw_status; |
192 | #define WPI_RSW_UNKNOWN 0 |
193 | #define WPI_RSW_OFF 1 |
194 | #define WPI_RSW_ON 2 |
195 | struct lwp *sc_rsw_lwp; |
196 | struct kmutex sc_rsw_mtx; |
197 | struct kcondvar sc_rsw_cv; |
198 | int sc_dying; |
199 | }; |
200 | |