1/*	$NetBSD: if_ipwvar.h,v 1.19 2019/10/05 23:27:20 mrg 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};
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};
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	void				*sc_soft_ih;
107	pci_chipset_tag_t		sc_pct;
108	pcitag_t			sc_pcitag;
109	bus_size_t			sc_sz;
110
111	int				sc_tx_timer;
112
113	bus_dma_tag_t			sc_dmat;
114
115	bus_dmamap_t			tbd_map;
116	bus_dmamap_t			rbd_map;
117	bus_dmamap_t			status_map;
118	bus_dmamap_t			cmd_map;
119	bus_dmamap_t			hdr_map;
120
121	bus_dma_segment_t		tbd_seg;
122	bus_dma_segment_t		rbd_seg;
123	bus_dma_segment_t		status_seg;
124	bus_dma_segment_t		cmd_seg;
125	bus_dma_segment_t		hdr_seg;
126
127	struct ipw_bd			*tbd_list;
128	struct ipw_bd			*rbd_list;
129	struct ipw_status		*status_list;
130	struct ipw_hdr			*hdr_list;
131
132	struct ipw_cmd			cmd;
133	struct ipw_soft_bd		stbd_list[IPW_NTBD];
134	struct ipw_soft_buf		tx_sbuf_list[IPW_NDATA];
135	struct ipw_soft_bd		srbd_list[IPW_NRBD];
136	struct ipw_soft_buf		rx_sbuf_list[IPW_NRBD];
137	struct ipw_soft_hdr		shdr_list[IPW_NDATA];
138
139	TAILQ_HEAD(, ipw_soft_hdr)	sc_free_shdr;
140	TAILQ_HEAD(, ipw_soft_buf)	sc_free_sbuf;
141
142	uint32_t			table1_base;
143	uint32_t			table2_base;
144
145	uint32_t			txcur;
146	uint32_t			txold;
147	uint32_t			rxcur;
148	int				txfree;
149
150	int				dwelltime;
151
152	struct bpf_if			*sc_drvbpf;
153
154	union {
155		struct ipw_rx_radiotap_header th;
156		uint8_t	pad[64];
157	} sc_rxtapu;
158#define sc_rxtap	sc_rxtapu.th
159	int				sc_rxtap_len;
160
161	union {
162		struct ipw_tx_radiotap_header th;
163		uint8_t	pad[64];
164	} sc_txtapu;
165#define sc_txtap	sc_txtapu.th
166	int				sc_txtap_len;
167};
168
169#define	sc_if	sc_ec.ec_if
170
171#define SIOCGRADIO	_IOWR('i', 139, struct ifreq)
172#define SIOCGTABLE1	_IOWR('i', 140, struct ifreq)
173