xref: /netbsd-src/sys/dev/usb/if_rumvar.h (revision 7a9a30c5e763bb556f73924ae04973e33cc385da)
1 /*	$NetBSD: if_rumvar.h,v 1.12 2020/03/15 23:04:50 thorpej Exp $	*/
2 /*	$OpenBSD: if_rumvar.h,v 1.7 2006/11/13 20:06:38 damien Exp $	*/
3 
4 /*-
5  * Copyright (c) 2005, 2006 Damien Bergamini <damien.bergamini@free.fr>
6  * Copyright (c) 2006 Niall O'Higgins <niallo@openbsd.org>
7  *
8  * Permission to use, copy, modify, and distribute this software for any
9  * purpose with or without fee is hereby granted, provided that the above
10  * copyright notice and this permission notice appear in all copies.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
17  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
18  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19  */
20 
21 #define RUM_RX_LIST_COUNT	1
22 #define RUM_TX_LIST_COUNT	8
23 
24 struct rum_rx_radiotap_header {
25 	struct ieee80211_radiotap_header wr_ihdr;
26 	uint8_t		wr_flags;
27 	uint8_t		wr_rate;
28 	uint16_t	wr_chan_freq;
29 	uint16_t	wr_chan_flags;
30 	uint8_t		wr_antenna;
31 	uint8_t		wr_antsignal;
32 };
33 
34 #define RT2573_RX_RADIOTAP_PRESENT					\
35 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
36 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
37 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
38 	 (1 << IEEE80211_RADIOTAP_ANTENNA) |				\
39 	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
40 
41 struct rum_tx_radiotap_header {
42 	struct ieee80211_radiotap_header wt_ihdr;
43 	uint8_t		wt_flags;
44 	uint8_t		wt_rate;
45 	uint16_t	wt_chan_freq;
46 	uint16_t	wt_chan_flags;
47 	uint8_t		wt_antenna;
48 };
49 
50 #define RT2573_TX_RADIOTAP_PRESENT						\
51 	((1 << IEEE80211_RADIOTAP_FLAGS) |				\
52 	 (1 << IEEE80211_RADIOTAP_RATE) |				\
53 	 (1 << IEEE80211_RADIOTAP_CHANNEL) |				\
54 	 (1 << IEEE80211_RADIOTAP_ANTENNA))
55 
56 struct rum_softc;
57 
58 struct rum_tx_data {
59 	struct rum_softc	*sc;
60 	struct usbd_xfer	*xfer;
61 	uint8_t			*buf;
62 	struct mbuf		*m;
63 	struct ieee80211_node	*ni;
64 };
65 
66 struct rum_rx_data {
67 	struct rum_softc	*sc;
68 	struct usbd_xfer	*xfer;
69 	uint8_t			*buf;
70 	struct mbuf		*m;
71 };
72 
73 struct rum_softc {
74 	device_t			sc_dev;
75 	struct ethercom			sc_ec;
76 #define sc_if	sc_ec.ec_if
77 	struct ieee80211com		sc_ic;
78 	int				(*sc_newstate)(struct ieee80211com *,
79 					    enum ieee80211_state, int);
80 
81 	kmutex_t			sc_media_mtx;	/* XXX */
82 
83 	struct usbd_device *		sc_udev;
84 	struct usbd_interface *		sc_iface;
85 	int				sc_flags;
86 #define	RT2573_FWLOADED	(1 << 0)
87 
88 	struct ieee80211_channel	*sc_curchan;
89 
90 	int				sc_rx_no;
91 	int				sc_tx_no;
92 
93 	uint16_t			macbbp_rev;
94 	uint8_t				rf_rev;
95 	uint8_t				rffreq;
96 
97 	struct usbd_xfer *		amrr_xfer;
98 
99 	struct usbd_pipe *		sc_rx_pipeh;
100 	struct usbd_pipe *		sc_tx_pipeh;
101 
102 	enum ieee80211_state		sc_state;
103 	int				sc_arg;
104 	struct usb_task			sc_task;
105 
106 	struct ieee80211_amrr		amrr;
107 	struct ieee80211_amrr_node	amn;
108 
109 	struct rum_rx_data		rx_data[RUM_RX_LIST_COUNT];
110 	struct rum_tx_data		tx_data[RUM_TX_LIST_COUNT];
111 	int				tx_queued;
112 	int				tx_cur;
113 
114 	struct ieee80211_beacon_offsets	sc_bo;
115 
116 	struct callout			sc_scan_ch;
117 	struct callout			sc_amrr_ch;
118 
119 	int				sc_tx_timer;
120 
121 	uint32_t			sta[6];
122 	uint32_t			rf_regs[4];
123 	uint8_t				txpow[44];
124 
125 	struct {
126 		uint8_t	val;
127 		uint8_t	reg;
128 	} __packed			bbp_prom[16];
129 
130 	int				hw_radio;
131 	int				rx_ant;
132 	int				tx_ant;
133 	int				nb_ant;
134 	int				ext_2ghz_lna;
135 	int				ext_5ghz_lna;
136 	int				rssi_2ghz_corr;
137 	int				rssi_5ghz_corr;
138 	int				sifs;
139 	uint8_t				bbp17;
140 
141 	struct bpf_if *			sc_drvbpf;
142 
143 	union {
144 		struct rum_rx_radiotap_header th;
145 		uint8_t	pad[64];
146 	}				sc_rxtapu;
147 #define sc_rxtap	sc_rxtapu.th
148 	int				sc_rxtap_len;
149 
150 	union {
151 		struct rum_tx_radiotap_header th;
152 		uint8_t	pad[64];
153 	}				sc_txtapu;
154 #define sc_txtap	sc_txtapu.th
155 	int				sc_txtap_len;
156 };
157