xref: /netbsd-src/sys/dev/ic/rt2560var.h (revision 49e1839354a8fe5634f9e3b59075cd262607a1ef)
1 /*	$NetBSD: rt2560var.h,v 1.11 2019/10/05 23:27:20 mrg Exp $	*/
2 /*	$OpenBSD: rt2560var.h,v 1.2 2006/01/14 12:43:27 damien Exp $  */
3 
4 /*-
5  * Copyright (c) 2005, 2006
6  *	Damien Bergamini <damien.bergamini@free.fr>
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 struct rt2560_rx_radiotap_header {
22 	struct ieee80211_radiotap_header wr_ihdr;
23 	uint64_t	wr_tsf;
24 	uint8_t		wr_flags;
25 	uint8_t		wr_rate;
26 	uint16_t	wr_chan_freq;
27 	uint16_t	wr_chan_flags;
28 	uint8_t		wr_antenna;
29 	uint8_t		wr_antsignal;
30 };
31 
32 #define RT2560_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_ANTENNA) |				\
38 	 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
39 
40 struct rt2560_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 };
48 
49 #define RT2560_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 rt2560_tx_data {
56 	bus_dmamap_t			map;
57 	struct mbuf			*m;
58 	struct ieee80211_node		*ni;
59 	struct ieee80211_rssdesc	id;
60 };
61 
62 struct rt2560_tx_ring {
63 	bus_dmamap_t		map;
64 	bus_dma_segment_t	seg;
65 	bus_addr_t		physaddr;
66 	struct rt2560_tx_desc	*desc;
67 	struct rt2560_tx_data	*data;
68 	int			count;
69 	int			queued;
70 	int			cur;
71 	int			next;
72 	int			cur_encrypt;
73 	int			next_encrypt;
74 };
75 
76 struct rt2560_rx_data {
77 	bus_dmamap_t	map;
78 	struct mbuf	*m;
79 	int		drop;
80 };
81 
82 struct rt2560_rx_ring {
83 	bus_dmamap_t		map;
84 	bus_dma_segment_t	seg;
85 	bus_addr_t		physaddr;
86 	struct rt2560_rx_desc	*desc;
87 	struct rt2560_rx_data	*data;
88 	int			count;
89 	int			cur;
90 	int			next;
91 	int			cur_decrypt;
92 };
93 
94 struct rt2560_node {
95 	struct ieee80211_node		ni;
96 	struct ieee80211_rssadapt	rssadapt;
97 };
98 
99 struct rt2560_softc {
100 	device_t		sc_dev;
101 
102 	struct ieee80211com	sc_ic;
103 	int			(*sc_newstate)(struct ieee80211com *,
104 				    enum ieee80211_state, int);
105 
106 	int			(*sc_enable)(struct rt2560_softc *);
107 	void			(*sc_disable)(struct rt2560_softc *);
108 
109 	bus_dma_tag_t		sc_dmat;
110 	bus_space_tag_t		sc_st;
111 	bus_space_handle_t	sc_sh;
112 	void			*sc_soft_ih;
113 
114 	struct sysctllog	*sc_sysctllog;
115 
116 	struct ethercom		sc_ec;
117 
118 	struct callout		scan_ch;
119 	struct callout		rssadapt_ch;
120 
121 	int			sc_flags;
122 #define RT2560_ENABLED	(1 << 0)
123 
124 	int			sc_tx_timer;
125 
126 	uint32_t		asic_rev;
127 	uint8_t			rf_rev;
128 
129 	struct rt2560_tx_ring	txq;
130 	struct rt2560_tx_ring	prioq;
131 	struct rt2560_tx_ring	atimq;
132 	struct rt2560_tx_ring	bcnq;
133 	struct rt2560_rx_ring	rxq;
134 
135 	struct ieee80211_beacon_offsets	sc_bo;
136 
137 	uint32_t		rf_regs[4];
138 	uint8_t			txpow[14];
139 
140 	struct {
141 		uint8_t	reg;
142 		uint8_t	val;
143 	}			bbp_prom[16];
144 
145 	int			led_mode;
146 	int			hw_radio;
147 	int			rx_ant;
148 	int			tx_ant;
149 	int			nb_ant;
150 
151 	int			dwelltime;
152 
153 	struct bpf_if *		sc_drvbpf;
154 
155 	union {
156 		struct rt2560_rx_radiotap_header th;
157 		uint8_t	pad[64];
158 	}			sc_rxtapu;
159 #define sc_rxtap		sc_rxtapu.th
160 	int			sc_rxtap_len;
161 
162 	union {
163 		struct rt2560_tx_radiotap_header th;
164 		uint8_t	pad[64];
165 	}			sc_txtapu;
166 #define sc_txtap		sc_txtapu.th
167 	int			sc_txtap_len;
168 };
169 
170 #define	sc_if		sc_ec.ec_if
171 
172 int	rt2560_attach(void *, int);
173 int	rt2560_detach(void *);
174 int	rt2560_intr(void *);
175