1/*	$OpenBSD: bwivar.h,v 1.31 2014/11/05 01:02:10 daniel Exp $	*/
2
3/*
4 * Copyright (c) 2007 The DragonFly Project.  All rights reserved.
5 *
6 * This code is derived from software contributed to The DragonFly Project
7 * by Sepherosa Ziehau <sepherosa@gmail.com>
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in
17 *    the documentation and/or other materials provided with the
18 *    distribution.
19 * 3. Neither the name of The DragonFly Project nor the names of its
20 *    contributors may be used to endorse or promote products derived
21 *    from this software without specific, prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
26 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
27 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
28 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
29 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
31 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
33 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 * $DragonFly: src/sys/dev/netif/bwi/if_bwivar.h,v 1.1 2007/09/08 06:15:54 sephe Exp $
37 */
38
39#ifndef _IF_BWIVAR_H
40#define _IF_BWIVAR_H
41
42#define BWI_ALIGN		0x1000
43#define BWI_RING_ALIGN		BWI_ALIGN
44#define BWI_BUS_SPACE_MAXADDR	0x3fffffff
45
46#define BWI_TX_NRING		6
47#define BWI_TXRX_NRING		6
48#define BWI_TX_NDESC		128
49#define BWI_RX_NDESC		64
50#define BWI_TXSTATS_NDESC	64
51#define BWI_TX_NSPRDESC		2
52#define BWI_TX_DATA_RING	1
53
54/* XXX Onoe/Sample/AMRR probably need different configuration */
55#define BWI_SHRETRY		7
56#define BWI_LGRETRY		4
57#define BWI_SHRETRY_FB		3
58#define BWI_LGRETRY_FB		2
59
60#define BWI_LED_EVENT_NONE	-1
61#define BWI_LED_EVENT_POLL	0
62#define BWI_LED_EVENT_TX	1
63#define BWI_LED_EVENT_RX	2
64#define BWI_LED_SLOWDOWN(dur)	(dur) = (((dur) * 3) / 2)
65
66enum bwi_txpwrcb_type {
67	BWI_TXPWR_INIT = 0,
68	BWI_TXPWR_FORCE = 1,
69	BWI_TXPWR_CALIB = 2
70};
71
72#define BWI_NOISE_FLOOR		-95	/* TODO: noise floor calc */
73
74#define CSR_READ_4(sc, reg)			\
75	bus_space_read_4((sc)->sc_mem_bt, (sc)->sc_mem_bh, (reg))
76#define CSR_READ_2(sc, reg)			\
77	bus_space_read_2((sc)->sc_mem_bt, (sc)->sc_mem_bh, (reg))
78
79#define CSR_WRITE_4(sc, reg, val)		\
80	bus_space_write_4((sc)->sc_mem_bt, (sc)->sc_mem_bh, (reg), (val))
81#define CSR_WRITE_2(sc, reg, val)		\
82	bus_space_write_2((sc)->sc_mem_bt, (sc)->sc_mem_bh, (reg), (val))
83
84#define CSR_SETBITS_4(sc, reg, bits)		\
85	CSR_WRITE_4((sc), (reg), CSR_READ_4((sc), (reg)) | (bits))
86#define CSR_SETBITS_2(sc, reg, bits)		\
87	CSR_WRITE_2((sc), (reg), CSR_READ_2((sc), (reg)) | (bits))
88
89#define CSR_FILT_SETBITS_4(sc, reg, filt, bits) \
90	CSR_WRITE_4((sc), (reg), (CSR_READ_4((sc), (reg)) & (filt)) | (bits))
91#define CSR_FILT_SETBITS_2(sc, reg, filt, bits)	\
92	CSR_WRITE_2((sc), (reg), (CSR_READ_2((sc), (reg)) & (filt)) | (bits))
93
94#define CSR_CLRBITS_4(sc, reg, bits)		\
95	CSR_WRITE_4((sc), (reg), CSR_READ_4((sc), (reg)) & ~(bits))
96#define CSR_CLRBITS_2(sc, reg, bits)		\
97	CSR_WRITE_2((sc), (reg), CSR_READ_2((sc), (reg)) & ~(bits))
98
99struct bwi_desc32 {
100	/* Little endian */
101	uint32_t	ctrl;
102	uint32_t	addr;	/* BWI_DESC32_A_ */
103} __packed;
104
105#define BWI_DESC32_A_FUNC_TXRX		0x1
106#define BWI_DESC32_A_FUNC_MASK		0xc0000000
107#define BWI_DESC32_A_ADDR_MASK		0x3fffffff
108
109#define BWI_DESC32_C_BUFLEN_MASK	0x00001fff
110#define BWI_DESC32_C_ADDRHI_MASK	0x00030000
111#define BWI_DESC32_C_EOR		(1 << 28)
112#define BWI_DESC32_C_INTR		(1 << 29)
113#define BWI_DESC32_C_FRAME_END		(1 << 30)
114#define BWI_DESC32_C_FRAME_START	(1U << 31)
115
116struct bwi_desc64 {
117	/* Little endian */
118	uint32_t	ctrl0;
119	uint32_t	ctrl1;
120	uint32_t	addr_lo;
121	uint32_t	addr_hi;
122} __packed;
123
124struct bwi_rxbuf_hdr {
125	/* Little endian */
126	uint16_t	rxh_buflen;	/* exclude bwi_rxbuf_hdr */
127	uint8_t		rxh_pad1[2];
128	uint16_t	rxh_flags1;
129	uint8_t		rxh_rssi;
130	uint8_t		rxh_sq;
131	uint16_t	rxh_phyinfo;	/* BWI_RXH_PHYINFO_ */
132	uint16_t	rxh_flags3;
133	uint16_t	rxh_flags2;	/* BWI_RXH_F2_ */
134	uint16_t	rxh_tsf;
135	uint8_t		rxh_pad3[14];	/* Padded to 30bytes */
136} __packed;
137
138#define BWI_RXH_F1_BCM2053_RSSI (1 << 14)
139#define BWI_RXH_F1_OFDM		(1 << 0)
140
141#define BWI_RXH_F2_TYPE2FRAME	(1 << 2)
142
143#define BWI_RXH_F3_BCM2050_RSSI	(1 << 10)
144
145#define BWI_RXH_PHYINFO_LNAGAIN	(3 << 14)
146
147struct bwi_txbuf_hdr {
148	/* Little endian */
149	uint32_t	txh_mac_ctrl;	/* BWI_TXH_MAC_C_ */
150	uint8_t		txh_fc[2];
151	uint16_t	txh_unknown1;
152	uint16_t	txh_phy_ctrl;	/* BWI_TXH_PHY_C_ */
153	uint8_t		txh_ivs[16];
154	uint8_t		txh_addr1[IEEE80211_ADDR_LEN];
155	uint16_t	txh_unknown2;
156	uint8_t		txh_rts_fb_plcp[4];
157	uint16_t	txh_rts_fb_duration;
158	uint8_t		txh_fb_plcp[4];
159	uint16_t	txh_fb_duration;
160	uint8_t		txh_pad2[2];
161	uint16_t	txh_id;		/* BWI_TXH_ID_ */
162	uint16_t	txh_unknown3;
163	uint8_t		txh_rts_plcp[6];
164	uint8_t		txh_rts_fc[2];
165	uint16_t	txh_rts_duration;
166	uint8_t		txh_rts_ra[IEEE80211_ADDR_LEN];
167	uint8_t		txh_rts_ta[IEEE80211_ADDR_LEN];
168	uint8_t		txh_pad3[2];
169	uint8_t		txh_plcp[6];
170} __packed;
171
172#define BWI_TXH_ID_RING_MASK		0xe000
173#define BWI_TXH_ID_IDX_MASK		0x1fff
174
175#define BWI_TXH_PHY_C_OFDM		(1 << 0)
176#define BWI_TXH_PHY_C_SHPREAMBLE	(1 << 4)
177#define BWI_TXH_PHY_C_ANTMODE_MASK	0x0300
178
179#define BWI_TXH_MAC_C_ACK		(1 << 0)
180#define BWI_TXH_MAC_C_FIRST_FRAG	(1 << 3)
181#define BWI_TXH_MAC_C_HWSEQ		(1 << 4)
182#define BWI_TXH_MAC_C_FB_OFDM		(1 << 8)
183
184struct bwi_txstats {
185	/* Little endian */
186	uint8_t		txs_pad1[4];
187	uint16_t	txs_id;
188	uint8_t		txs_flags;
189	uint8_t		txs_retry_cnt;
190	uint8_t		txs_pad2[2];
191	uint16_t	txs_seq;
192	uint16_t	txs_unknown;
193	uint8_t		txs_pad3[2];	/* Padded to 16bytes */
194} __packed;
195
196struct bwi_ring_data {
197	uint32_t		 rdata_txrx_ctrl;
198	bus_size_t		 rdata_ring_sz;
199	bus_dmamap_t		 rdata_dmap;
200	bus_addr_t		 rdata_paddr;
201	void			*rdata_desc;
202};
203
204struct bwi_txbuf {
205	struct mbuf		*tb_mbuf;
206	bus_dmamap_t		 tb_dmap;
207
208	struct ieee80211_node	*tb_ni;
209	int			 tb_rate_idx[2];
210};
211
212struct bwi_txbuf_data {
213	struct bwi_txbuf	tbd_buf[BWI_TX_NDESC];
214	int			tbd_used;
215	int			tbd_idx;
216};
217
218struct bwi_rxbuf {
219	struct mbuf		*rb_mbuf;
220	bus_addr_t		 rb_paddr;
221	bus_dmamap_t		 rb_dmap;
222};
223
224struct bwi_rxbuf_data {
225	struct bwi_rxbuf	rbd_buf[BWI_RX_NDESC];
226	bus_dmamap_t		rbd_tmp_dmap;
227	int			rbd_idx;
228};
229
230struct bwi_txstats_data {
231	bus_dma_segment_t	 stats_ring_seg;
232	bus_dmamap_t		 stats_ring_dmap;
233	bus_addr_t		 stats_ring_paddr;
234	void			*stats_ring;
235
236	bus_dma_segment_t	 stats_seg;
237	bus_dmamap_t		 stats_dmap;
238	bus_addr_t		 stats_paddr;
239	struct bwi_txstats	*stats;
240
241	uint32_t		 stats_ctrl_base;
242	int			 stats_idx;
243};
244
245struct bwi_fwhdr {
246	/* Big endian */
247	uint8_t		fw_type;	/* BWI_FW_T_ */
248	uint8_t		fw_gen;		/* BWI_FW_GEN */
249	uint8_t		fw_pad[2];
250	uint32_t	fw_size;
251#define fw_iv_cnt	fw_size
252} __packed;
253
254#define BWI_FWHDR_SZ		sizeof(struct bwi_fwhdr)
255#define BWI_FW_VERSION3		3
256#define BWI_FW_VERSION4		4
257#define BWI_FW_VERSION3_REVMAX	0x128
258#define BWI_FW_T_UCODE          'u'
259#define BWI_FW_T_PCM            'p'
260#define BWI_FW_T_IV             'i'
261#define BWI_FW_GEN_1            1
262#define BWI_FW_IV_OFS_MASK	0x7fff
263#define BWI_FW_IV_IS_32BIT	(1 << 15)
264
265struct fwheader {
266	char	filename[64];
267	int	filesize;
268	int	fileoffset;
269};
270
271struct bwi_fw_iv {
272	/* Big endian */
273	uint16_t		iv_ofs;
274	union {
275		uint32_t	val32;
276		uint16_t	val16;
277	}			iv_val;
278} __packed;
279
280struct bwi_led {
281	uint8_t			l_flags;	/* BWI_LED_F_ */
282	uint8_t			l_act;		/* BWI_LED_ACT_ */
283	uint8_t			l_mask;
284};
285
286#define BWI_LED_F_ACTLOW	0x1
287#define BWI_LED_F_BLINK		0x2
288#define BWI_LED_F_POLLABLE	0x4
289#define BWI_LED_F_SLOW		0x8
290
291enum bwi_clock_mode {
292	BWI_CLOCK_MODE_SLOW,
293	BWI_CLOCK_MODE_FAST,
294	BWI_CLOCK_MODE_DYN
295};
296
297struct bwi_regwin {
298	uint32_t		rw_flags;	/* BWI_REGWIN_F_ */
299	uint16_t		rw_type;	/* BWI_REGWIN_T_ */
300	uint8_t			rw_id;
301	uint8_t			rw_rev;
302};
303
304#define BWI_REGWIN_F_EXIST	0x1
305
306#define BWI_CREATE_REGWIN(rw, id, type, rev)	\
307do {						\
308	(rw)->rw_flags = BWI_REGWIN_F_EXIST;	\
309	(rw)->rw_type = (type);			\
310	(rw)->rw_id = (id);			\
311	(rw)->rw_rev = (rev);			\
312} while (0)
313
314#define BWI_REGWIN_EXIST(rw)	((rw)->rw_flags & BWI_REGWIN_F_EXIST)
315#define BWI_GPIO_REGWIN(sc)				\
316	(BWI_REGWIN_EXIST(&(sc)->sc_com_regwin) ?	\
317	&(sc)->sc_com_regwin : &(sc)->sc_bus_regwin)
318
319struct bwi_mac;
320
321struct bwi_phy {
322	enum ieee80211_phymode	phy_mode;
323	int			phy_rev;
324	int			phy_version;
325
326	uint32_t		phy_flags;		/* BWI_PHY_F_ */
327	uint16_t		phy_tbl_ctrl;
328	uint16_t		phy_tbl_data_lo;
329	uint16_t		phy_tbl_data_hi;
330
331	void			(*phy_init)(struct bwi_mac *);
332};
333
334#define BWI_PHY_F_CALIBRATED	0x1
335#define BWI_PHY_F_LINKED	0x2
336#define BWI_CLEAR_PHY_FLAGS	(BWI_PHY_F_CALIBRATED)
337
338/* TX power control */
339struct bwi_tpctl {
340	uint16_t		bbp_atten;	/* BBP attenuation: 4bits */
341	uint16_t		rf_atten;	/* RF attenuation */
342	uint16_t		tp_ctrl1;	/* ??: 3bits */
343	uint16_t		tp_ctrl2;	/* ??: 4bits */
344};
345
346#define BWI_RF_ATTEN_FACTOR	4
347#define BWI_RF_ATTEN_MAX0	9
348#define BWI_RF_ATTEN_MAX1	31
349#define BWI_BBP_ATTEN_MAX	11
350#define BWI_TPCTL1_MAX		7
351
352struct bwi_rf_lo {
353	int8_t			ctrl_lo;
354	int8_t			ctrl_hi;
355};
356
357struct bwi_rf {
358	uint16_t		rf_type;	/* BWI_RF_T_ */
359	uint16_t		rf_manu;
360	int			rf_rev;
361
362	uint32_t		rf_flags;	/* BWI_RF_F_ */
363
364#define BWI_RFLO_MAX		56
365	struct bwi_rf_lo	rf_lo[BWI_RFLO_MAX];
366	uint8_t			rf_lo_used[8];
367
368#define BWI_INVALID_NRSSI	-1000
369	int16_t			rf_nrssi[2];	/* Narrow RSSI */
370	int32_t			rf_nrssi_slope;
371
372#define BWI_NRSSI_TBLSZ		64
373	int8_t			rf_nrssi_table[BWI_NRSSI_TBLSZ];
374
375	uint16_t		rf_lo_gain;	/* loopback gain */
376	uint16_t		rf_rx_gain;	/* TRSW RX gain */
377
378	uint16_t		rf_calib;	/* RF calibration value */
379	uint			rf_curchan;	/* current channel */
380
381	uint16_t		rf_ctrl_rd;
382	int			rf_ctrl_adj;
383	void			(*rf_off)(struct bwi_mac *);
384	void			(*rf_on)(struct bwi_mac *);
385
386	void			(*rf_set_nrssi_thr)(struct bwi_mac *);
387	void			(*rf_calc_nrssi_slope)(struct bwi_mac *);
388	int			(*rf_calc_rssi)
389				(struct bwi_mac *,
390				 const struct bwi_rxbuf_hdr *);
391
392	void			(*rf_lo_update)(struct bwi_mac *);
393
394#define BWI_TSSI_MAX		64
395	int8_t			rf_txpower_map0[BWI_TSSI_MAX];
396						/* Indexed by TSSI */
397	int			rf_idle_tssi0;
398
399	int8_t			rf_txpower_map[BWI_TSSI_MAX];
400	int			rf_idle_tssi;
401
402	int			rf_base_tssi;
403
404	int			rf_txpower_max;	/* dBm */
405
406	int			rf_ant_mode;	/* BWI_ANT_MODE_ */
407};
408
409#define BWI_RF_F_INITED		0x1
410#define BWI_RF_F_ON		0x2
411#define BWI_RF_CLEAR_FLAGS	(BWI_RF_F_INITED)
412
413#define BWI_ANT_MODE_0		0
414#define BWI_ANT_MODE_1		1
415#define BWI_ANT_MODE_UNKN	2
416#define BWI_ANT_MODE_AUTO	3
417
418struct fw_image;
419
420struct bwi_mac {
421	struct bwi_regwin	 mac_regwin;	/* MUST be first field */
422#define mac_rw_flags		 mac_regwin.rw_flags
423#define mac_type		 mac_regwin.rw_type
424#define mac_id			 mac_regwin.rw_id
425#define mac_rev			 mac_regwin.rw_rev
426	struct bwi_softc	*mac_sc;
427
428	struct bwi_phy		 mac_phy;	/* PHY I/F */
429	struct bwi_rf		 mac_rf;	/* RF I/F */
430
431	struct bwi_tpctl	 mac_tpctl;	/* TX power control */
432	uint32_t		 mac_flags;	/* BWI_MAC_F_ */
433
434	uint8_t			*mac_fw;
435	size_t			 mac_fw_size;
436	uint8_t			*mac_ucode;
437	size_t			 mac_ucode_size;
438	uint8_t			*mac_pcm;
439	size_t			 mac_pcm_size;
440	uint8_t			*mac_iv;
441	size_t			 mac_iv_size;
442	uint8_t			*mac_iv_ext;
443	size_t			 mac_iv_ext_size;
444};
445
446#define BWI_MAC_F_BSWAP		0x1
447#define BWI_MAC_F_TPCTL_INITED	0x2
448#define BWI_MAC_F_HAS_TXSTATS	0x4
449#define BWI_MAC_F_INITED	0x8
450#define BWI_MAC_F_ENABLED	0x10
451#define BWI_MAC_F_LOCKED	0x20	/* for debug */
452#define BWI_MAC_F_TPCTL_ERROR	0x40
453#define BWI_MAC_F_PHYE_RESET	0x80
454
455#define BWI_CREATE_MAC(mac, sc, id, rev)	\
456do {						\
457	BWI_CREATE_REGWIN(&(mac)->mac_regwin,	\
458	    (id), BWI_REGWIN_T_MAC, (rev));	\
459	(mac)->mac_sc = (sc);			\
460} while (0)
461
462#define BWI_MAC_MAX		2
463#define BWI_LED_MAX		4
464
465enum bwi_bus_space {
466	BWI_BUS_SPACE_30BIT = 1,
467	BWI_BUS_SPACE_32BIT,
468	BWI_BUS_SPACE_64BIT
469};
470
471#define BWI_TX_RADIOTAP_PRESENT 		\
472	((1 << IEEE80211_RADIOTAP_FLAGS) |	\
473	 (1 << IEEE80211_RADIOTAP_RATE) |	\
474	 (1 << IEEE80211_RADIOTAP_CHANNEL))
475
476struct bwi_tx_radiotap_hdr {
477	struct ieee80211_radiotap_header wt_ihdr;
478	uint8_t		wt_flags;
479	uint8_t		wt_rate;
480	uint16_t	wt_chan_freq;
481	uint16_t	wt_chan_flags;
482};
483
484#define BWI_RX_RADIOTAP_PRESENT				\
485	((1 << IEEE80211_RADIOTAP_TSFT) |		\
486	 (1 << IEEE80211_RADIOTAP_FLAGS) |		\
487	 (1 << IEEE80211_RADIOTAP_RATE) |		\
488	 (1 << IEEE80211_RADIOTAP_CHANNEL) |		\
489	 (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |	\
490	 (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE))
491
492struct bwi_rx_radiotap_hdr {
493	struct ieee80211_radiotap_header wr_ihdr;
494	uint64_t	wr_tsf;
495	uint8_t		wr_flags;
496	uint8_t		wr_rate;
497	uint16_t	wr_chan_freq;
498	uint16_t	wr_chan_flags;
499	int8_t		wr_antsignal;
500	int8_t		wr_antnoise;
501	/* TODO: sq */
502};
503
504struct bwi_node {
505	struct ieee80211_node		ni;
506	struct ieee80211_amrr_node	amn;
507};
508
509struct bwi_softc {
510	struct device		 sc_dev;
511	struct ieee80211com	 sc_ic;
512	uint32_t		 sc_flags;	/* BWI_F_ */
513
514	uint32_t		 sc_cap;	/* BWI_CAP_ */
515	uint16_t		 sc_bbp_id;	/* BWI_BBPID_ */
516	uint8_t			 sc_bbp_rev;
517	uint8_t			 sc_bbp_pkg;
518
519	uint8_t			 sc_pci_revid;
520	uint16_t		 sc_pci_did;
521	uint16_t		 sc_pci_subvid;
522	uint16_t		 sc_pci_subdid;
523
524	uint16_t		 sc_card_flags;	/* BWI_CARD_F_ */
525	uint16_t		 sc_pwron_delay;
526	int			 sc_locale;
527
528	bus_dma_tag_t		 sc_dmat;
529	bus_space_tag_t		 sc_mem_bt;
530	bus_space_handle_t	 sc_mem_bh;
531
532	struct timeout		 sc_scan_ch;
533	struct timeout		 sc_calib_ch;
534	struct timeout		 sc_amrr_ch;
535
536	struct ieee80211_amrr	 sc_amrr;
537
538	struct bwi_regwin	*sc_cur_regwin;
539	struct bwi_regwin	 sc_com_regwin;
540	struct bwi_regwin	 sc_bus_regwin;
541
542	int			 sc_nmac;
543	struct bwi_mac		 sc_mac[BWI_MAC_MAX];
544
545	int			 sc_rx_rate;
546	int			 sc_tx_rate;
547	enum bwi_txpwrcb_type	 sc_txpwrcb_type;
548
549	int			 sc_led_blinking;
550	int			 sc_led_ticks;
551	struct bwi_led		*sc_blink_led;
552	struct timeout		 sc_led_blink_next_ch;
553	struct timeout		 sc_led_blink_end_ch;
554	int			 sc_led_blink_offdur;
555	struct bwi_led		 sc_leds[BWI_LED_MAX];
556
557	enum bwi_bus_space	 sc_bus_space;
558
559	/* bounce buffers for 30 bit bus space devices */
560	caddr_t			 sc_bounce_tx_data[BWI_TX_NRING];
561	caddr_t			 sc_bounce_rx_data;
562
563	struct bwi_txbuf_data	 sc_tx_bdata[BWI_TX_NRING];
564	struct bwi_rxbuf_data	 sc_rx_bdata;
565
566	struct bwi_ring_data	 sc_tx_rdata[BWI_TX_NRING];
567	struct bwi_ring_data	 sc_rx_rdata;
568
569	struct bwi_txstats_data	*sc_txstats;
570
571	int			 sc_tx_timer;
572
573	int			 (*sc_newstate)
574				 (struct ieee80211com *,
575				     enum ieee80211_state, int);
576
577	int			 (*sc_init_tx_ring)(struct bwi_softc *, int);
578	void			 (*sc_free_tx_ring)(struct bwi_softc *, int);
579
580	int			 (*sc_init_rx_ring)(struct bwi_softc *);
581	void			 (*sc_free_rx_ring)(struct bwi_softc *);
582	int			 (*sc_newbuf)(struct bwi_softc *, int, int);
583
584	int			 (*sc_init_txstats)(struct bwi_softc *);
585	void			 (*sc_free_txstats)(struct bwi_softc *);
586
587	void			 (*sc_setup_rxdesc)
588				 (struct bwi_softc *, int, bus_addr_t, int);
589	int			 (*sc_rxeof)(struct bwi_softc *);
590
591	void			 (*sc_setup_txdesc)
592				 (struct bwi_softc *, struct bwi_ring_data *,
593				     int, bus_addr_t, int);
594	void			 (*sc_start_tx)
595				 (struct bwi_softc *, uint32_t, int);
596
597	void			 (*sc_txeof_status)(struct bwi_softc *);
598
599	int			 (*sc_enable)(struct bwi_softc *);
600	void			 (*sc_disable)(struct bwi_softc *);
601
602	void			 (*sc_conf_write)(void *, uint32_t, uint32_t);
603	uint32_t		 (*sc_conf_read)(void *, uint32_t);
604
605	/* Sysctl variables */
606	int			 sc_fw_version;	/* BWI_FW_VERSION[34] */
607	int			 sc_dwell_time;	/* milliseconds */
608	int			 sc_led_idle;
609	int			 sc_led_blink;
610
611#if NBPFILTER > 0
612        caddr_t                  sc_drvbpf;
613
614        union {
615                struct bwi_rx_radiotap_hdr th;
616                uint8_t pad[64];
617        }                        sc_rxtapu;
618#define sc_rxtap                 sc_rxtapu.th
619        int                      sc_rxtap_len;
620
621        union {
622                struct bwi_tx_radiotap_hdr th;
623                uint8_t pad[64];
624        }                        sc_txtapu;
625#define sc_txtap                 sc_txtapu.th
626        int                      sc_txtap_len;
627#endif
628};
629
630#define BWI_F_BUS_INITED	0x1
631#define BWI_F_PROMISC		0x2
632
633#define MOBJ_WRITE_2(mac, objid, ofs, val)			\
634	bwi_memobj_write_2((mac), (objid), (ofs), (val))
635#define MOBJ_WRITE_4(mac, objid, ofs, val)			\
636	bwi_memobj_write_4((mac), (objid), (ofs), (val))
637#define MOBJ_READ_2(mac, objid, ofs)				\
638	bwi_memobj_read_2((mac), (objid), (ofs))
639#define MOBJ_READ_4(mac, objid, ofs)				\
640	bwi_memobj_read_4((mac), (objid), (ofs))
641
642#define MOBJ_SETBITS_4(mac, objid, ofs, bits)			\
643	MOBJ_WRITE_4((mac), (objid), (ofs),			\
644	MOBJ_READ_4((mac), (objid), (ofs)) | (bits))
645#define MOBJ_CLRBITS_4(mac, objid, ofs, bits)			\
646	MOBJ_WRITE_4((mac), (objid), (ofs),			\
647	MOBJ_READ_4((mac), (objid), (ofs)) & ~(bits))
648
649#define MOBJ_FILT_SETBITS_2(mac, objid, ofs, filt, bits)	\
650	MOBJ_WRITE_2((mac), (objid), (ofs),			\
651	(MOBJ_READ_2((mac), (objid), (ofs)) & (filt)) | (bits))
652
653#define TMPLT_WRITE_4(mac, ofs, val)	bwi_tmplt_write_4((mac), (ofs), (val))
654
655#define HFLAGS_WRITE(mac, flags)	bwi_hostflags_write((mac), (flags))
656#define HFLAGS_READ(mac)		bwi_hostflags_read((mac))
657#define HFLAGS_CLRBITS(mac, bits)				\
658	HFLAGS_WRITE((mac), HFLAGS_READ((mac)) | (bits))
659#define HFLAGS_SETBITS(mac, bits)				\
660	HFLAGS_WRITE((mac), HFLAGS_READ((mac)) & ~(bits))
661
662/* PHY */
663
664struct bwi_gains {
665	int16_t	tbl_gain1;
666	int16_t	tbl_gain2;
667	int16_t	phy_gain;
668};
669
670static __inline void
671bwi_phy_init(struct bwi_mac *_mac)
672{
673	_mac->mac_phy.phy_init(_mac);
674}
675
676#define PHY_WRITE(mac, ctrl, val)	bwi_phy_write((mac), (ctrl), (val))
677#define PHY_READ(mac, ctrl)		bwi_phy_read((mac), (ctrl))
678
679#define PHY_SETBITS(mac, ctrl, bits)		\
680	PHY_WRITE((mac), (ctrl), PHY_READ((mac), (ctrl)) | (bits))
681#define PHY_CLRBITS(mac, ctrl, bits)		\
682	PHY_WRITE((mac), (ctrl), PHY_READ((mac), (ctrl)) & ~(bits))
683#define PHY_FILT_SETBITS(mac, ctrl, filt, bits)	\
684	PHY_WRITE((mac), (ctrl), (PHY_READ((mac), (ctrl)) & (filt)) | (bits))
685
686static __inline void
687bwi_rf_off(struct bwi_mac *_mac)
688{
689	_mac->mac_rf.rf_off(_mac);
690	/* TODO: LED */
691
692	_mac->mac_rf.rf_flags &= ~BWI_RF_F_ON;
693}
694
695static __inline void
696bwi_rf_on(struct bwi_mac *_mac)
697{
698	if (_mac->mac_rf.rf_flags & BWI_RF_F_ON)
699		return;
700
701	_mac->mac_rf.rf_on(_mac);
702	/* TODO: LED */
703
704	_mac->mac_rf.rf_flags |= BWI_RF_F_ON;
705}
706
707static __inline void
708bwi_rf_calc_nrssi_slope(struct bwi_mac *_mac)
709{
710	_mac->mac_rf.rf_calc_nrssi_slope(_mac);
711}
712
713static __inline void
714bwi_rf_set_nrssi_thr(struct bwi_mac *_mac)
715{
716	_mac->mac_rf.rf_set_nrssi_thr(_mac);
717}
718
719static __inline int
720bwi_rf_calc_rssi(struct bwi_mac *_mac, const struct bwi_rxbuf_hdr *_hdr)
721{
722	return (_mac->mac_rf.rf_calc_rssi(_mac, _hdr));
723}
724
725static __inline void
726bwi_rf_lo_update(struct bwi_mac *_mac)
727{
728	_mac->mac_rf.rf_lo_update(_mac);
729}
730
731#define RF_WRITE(mac, ofs, val)		bwi_rf_write((mac), (ofs), (val))
732#define RF_READ(mac, ofs)		bwi_rf_read((mac), (ofs))
733
734#define RF_SETBITS(mac, ofs, bits)		\
735	RF_WRITE((mac), (ofs), RF_READ((mac), (ofs)) | (bits))
736#define RF_CLRBITS(mac, ofs, bits)		\
737	RF_WRITE((mac), (ofs), RF_READ((mac), (ofs)) & ~(bits))
738#define RF_FILT_SETBITS(mac, ofs, filt, bits)	\
739	RF_WRITE((mac), (ofs), (RF_READ((mac), (ofs)) & (filt)) | (bits))
740
741#endif	/* !_IF_BWIVAR_H */
742
743int		bwi_intr(void *);
744int		bwi_attach(struct bwi_softc *);
745int		bwi_detach(void *);
746int		bwi_init(struct ifnet *);
747int		bwi_stop(struct bwi_softc *, int);
748