1/* $NetBSD: if_ipwvar.h,v 1.17 2015/09/06 06:01:00 dholland Exp $ */
2
3/*-
4 * Copyright (c) 2004
5 * Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice unmodified, this list of conditions, and the following
12 * disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30#include <sys/ioccom.h>
31
32struct ipw_firmware {
33 void *main;
34 int main_size;
35 void *ucode;
36 int ucode_size;
37};
38
39#define IPW_MAX_NSEG 1
40
41struct ipw_soft_bd {
42 struct ipw_bd *bd;
43 int type;
44#define IPW_SBD_TYPE_NOASSOC 0
45#define IPW_SBD_TYPE_COMMAND 1
46#define IPW_SBD_TYPE_HEADER 2
47#define IPW_SBD_TYPE_DATA 3
48 void *priv;
49};
50
51struct ipw_soft_hdr {
52 struct ipw_hdr *hdr;
53 bus_addr_t addr;
54 bus_addr_t offset;
55 TAILQ_ENTRY(ipw_soft_hdr) next;
56};
57
58struct ipw_soft_buf {
59 struct mbuf *m;
60 struct ieee80211_node *ni;
61 bus_dmamap_t map;
62 TAILQ_ENTRY(ipw_soft_buf) next;
63};
64
65struct ipw_rx_radiotap_header {
66 struct ieee80211_radiotap_header wr_ihdr;
67 uint16_t wr_chan_freq;
68 uint16_t wr_chan_flags;
69 uint8_t wr_antsignal;
70} __packed;
71
72#define IPW_RX_RADIOTAP_PRESENT \
73 ((1 << IEEE80211_RADIOTAP_CHANNEL) | \
74 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
75
76struct ipw_tx_radiotap_header {
77 struct ieee80211_radiotap_header wt_ihdr;
78 uint16_t wt_chan_freq;
79 uint16_t wt_chan_flags;
80} __packed;
81
82#define IPW_TX_RADIOTAP_PRESENT \
83 ((1 << IEEE80211_RADIOTAP_CHANNEL))
84
85struct ipw_softc {
86 device_t sc_dev;
87
88 struct ethercom sc_ec;
89 struct ieee80211com sc_ic;
90 int (*sc_newstate)(struct ieee80211com *,
91 enum ieee80211_state, int);
92
93 struct ipw_firmware fw;
94 const char *sc_fwname;
95 uint32_t flags;
96#define IPW_FLAG_FW_CACHED (1 << 0)
97#define IPW_FLAG_FW_INITED (1 << 1)
98#define IPW_FLAG_HAS_RADIO_SWITCH (1 << 2)
99#define IPW_FLAG_FW_WARNED (1 << 3)
100
101 struct resource *irq;
102 struct resource *mem;
103 bus_space_tag_t sc_st;
104 bus_space_handle_t sc_sh;
105 void *sc_ih;
106 pci_chipset_tag_t sc_pct;
107 pcitag_t sc_pcitag;
108 bus_size_t sc_sz;
109
110 int sc_tx_timer;
111
112 bus_dma_tag_t sc_dmat;
113
114 bus_dmamap_t tbd_map;
115 bus_dmamap_t rbd_map;
116 bus_dmamap_t status_map;
117 bus_dmamap_t cmd_map;
118 bus_dmamap_t hdr_map;
119
120 bus_dma_segment_t tbd_seg;
121 bus_dma_segment_t rbd_seg;
122 bus_dma_segment_t status_seg;
123 bus_dma_segment_t cmd_seg;
124 bus_dma_segment_t hdr_seg;
125
126 struct ipw_bd *tbd_list;
127 struct ipw_bd *rbd_list;
128 struct ipw_status *status_list;
129 struct ipw_hdr *hdr_list;
130
131 struct ipw_cmd cmd;
132 struct ipw_soft_bd stbd_list[IPW_NTBD];
133 struct ipw_soft_buf tx_sbuf_list[IPW_NDATA];
134 struct ipw_soft_bd srbd_list[IPW_NRBD];
135 struct ipw_soft_buf rx_sbuf_list[IPW_NRBD];
136 struct ipw_soft_hdr shdr_list[IPW_NDATA];
137
138 TAILQ_HEAD(, ipw_soft_hdr) sc_free_shdr;
139 TAILQ_HEAD(, ipw_soft_buf) sc_free_sbuf;
140
141 uint32_t table1_base;
142 uint32_t table2_base;
143
144 uint32_t txcur;
145 uint32_t txold;
146 uint32_t rxcur;
147 int txfree;
148
149 int dwelltime;
150
151 struct bpf_if *sc_drvbpf;
152
153 union {
154 struct ipw_rx_radiotap_header th;
155 uint8_t pad[64];
156 } sc_rxtapu;
157#define sc_rxtap sc_rxtapu.th
158 int sc_rxtap_len;
159
160 union {
161 struct ipw_tx_radiotap_header th;
162 uint8_t pad[64];
163 } sc_txtapu;
164#define sc_txtap sc_txtapu.th
165 int sc_txtap_len;
166};
167
168#define sc_if sc_ec.ec_if
169
170#define SIOCGRADIO _IOWR('i', 139, struct ifreq)
171#define SIOCGTABLE1 _IOWR('i', 140, struct ifreq)
172