xref: /freebsd/sys/dev/ath/ath_hal/ah.h (revision 6829dae12bb055451fa467da4589c43bd03b1e64)
1 /*-
2  * SPDX-License-Identifier: ISC
3  *
4  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
5  * Copyright (c) 2002-2008 Atheros Communications, Inc.
6  *
7  * Permission to use, copy, modify, and/or distribute this software for any
8  * purpose with or without fee is hereby granted, provided that the above
9  * copyright notice and this permission notice appear in all copies.
10  *
11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18  *
19  * $FreeBSD$
20  */
21 
22 #ifndef _ATH_AH_H_
23 #define _ATH_AH_H_
24 /*
25  * Atheros Hardware Access Layer
26  *
27  * Clients of the HAL call ath_hal_attach to obtain a reference to an ath_hal
28  * structure for use with the device.  Hardware-related operations that
29  * follow must call back into the HAL through interface, supplying the
30  * reference as the first parameter.
31  */
32 
33 #include "ah_osdep.h"
34 
35 /*
36  * The maximum number of TX/RX chains supported.
37  * This is intended to be used by various statistics gathering operations
38  * (NF, RSSI, EVM).
39  */
40 #define	AH_MAX_CHAINS			3
41 #define	AH_MIMO_MAX_EVM_PILOTS		6
42 
43 /*
44  * __ahdecl is analogous to _cdecl; it defines the calling
45  * convention used within the HAL.  For most systems this
46  * can just default to be empty and the compiler will (should)
47  * use _cdecl.  For systems where _cdecl is not compatible this
48  * must be defined.  See linux/ah_osdep.h for an example.
49  */
50 #ifndef __ahdecl
51 #define __ahdecl
52 #endif
53 
54 /*
55  * Status codes that may be returned by the HAL.  Note that
56  * interfaces that return a status code set it only when an
57  * error occurs--i.e. you cannot check it for success.
58  */
59 typedef enum {
60 	HAL_OK		= 0,	/* No error */
61 	HAL_ENXIO	= 1,	/* No hardware present */
62 	HAL_ENOMEM	= 2,	/* Memory allocation failed */
63 	HAL_EIO		= 3,	/* Hardware didn't respond as expected */
64 	HAL_EEMAGIC	= 4,	/* EEPROM magic number invalid */
65 	HAL_EEVERSION	= 5,	/* EEPROM version invalid */
66 	HAL_EELOCKED	= 6,	/* EEPROM unreadable */
67 	HAL_EEBADSUM	= 7,	/* EEPROM checksum invalid */
68 	HAL_EEREAD	= 8,	/* EEPROM read problem */
69 	HAL_EEBADMAC	= 9,	/* EEPROM mac address invalid */
70 	HAL_EESIZE	= 10,	/* EEPROM size not supported */
71 	HAL_EEWRITE	= 11,	/* Attempt to change write-locked EEPROM */
72 	HAL_EINVAL	= 12,	/* Invalid parameter to function */
73 	HAL_ENOTSUPP	= 13,	/* Hardware revision not supported */
74 	HAL_ESELFTEST	= 14,	/* Hardware self-test failed */
75 	HAL_EINPROGRESS	= 15,	/* Operation incomplete */
76 	HAL_EEBADREG	= 16,	/* EEPROM invalid regulatory contents */
77 	HAL_EEBADCC	= 17,	/* EEPROM invalid country code */
78 	HAL_INV_PMODE	= 18,	/* Couldn't bring out of sleep state */
79 } HAL_STATUS;
80 
81 typedef enum {
82 	AH_FALSE = 0,		/* NB: lots of code assumes false is zero */
83 	AH_TRUE  = 1,
84 } HAL_BOOL;
85 
86 typedef enum {
87 	HAL_CAP_REG_DMN		= 0,	/* current regulatory domain */
88 	HAL_CAP_CIPHER		= 1,	/* hardware supports cipher */
89 	HAL_CAP_TKIP_MIC	= 2,	/* handle TKIP MIC in hardware */
90 	HAL_CAP_TKIP_SPLIT	= 3,	/* hardware TKIP uses split keys */
91 	HAL_CAP_PHYCOUNTERS	= 4,	/* hardware PHY error counters */
92 	HAL_CAP_DIVERSITY	= 5,	/* hardware supports fast diversity */
93 	HAL_CAP_KEYCACHE_SIZE	= 6,	/* number of entries in key cache */
94 	HAL_CAP_NUM_TXQUEUES	= 7,	/* number of hardware xmit queues */
95 	HAL_CAP_VEOL		= 9,	/* hardware supports virtual EOL */
96 	HAL_CAP_PSPOLL		= 10,	/* hardware has working PS-Poll support */
97 	HAL_CAP_DIAG		= 11,	/* hardware diagnostic support */
98 	HAL_CAP_COMPRESSION	= 12,	/* hardware supports compression */
99 	HAL_CAP_BURST		= 13,	/* hardware supports packet bursting */
100 	HAL_CAP_FASTFRAME	= 14,	/* hardware supoprts fast frames */
101 	HAL_CAP_TXPOW		= 15,	/* global tx power limit  */
102 	HAL_CAP_TPC		= 16,	/* per-packet tx power control  */
103 	HAL_CAP_PHYDIAG		= 17,	/* hardware phy error diagnostic */
104 	HAL_CAP_BSSIDMASK	= 18,	/* hardware supports bssid mask */
105 	HAL_CAP_MCAST_KEYSRCH	= 19,	/* hardware has multicast key search */
106 	HAL_CAP_TSF_ADJUST	= 20,	/* hardware has beacon tsf adjust */
107 	/* 21 was HAL_CAP_XR */
108 	HAL_CAP_WME_TKIPMIC 	= 22,   /* hardware can support TKIP MIC when WMM is turned on */
109 	/* 23 was HAL_CAP_CHAN_HALFRATE */
110 	/* 24 was HAL_CAP_CHAN_QUARTERRATE */
111 	HAL_CAP_RFSILENT	= 25,	/* hardware has rfsilent support  */
112 	HAL_CAP_TPC_ACK		= 26,	/* ack txpower with per-packet tpc */
113 	HAL_CAP_TPC_CTS		= 27,	/* cts txpower with per-packet tpc */
114 	HAL_CAP_11D		= 28,   /* 11d beacon support for changing cc */
115 	HAL_CAP_PCIE_PS		= 29,
116 	HAL_CAP_HT		= 30,   /* hardware can support HT */
117 	HAL_CAP_GTXTO		= 31,	/* hardware supports global tx timeout */
118 	HAL_CAP_FAST_CC		= 32,	/* hardware supports fast channel change */
119 	HAL_CAP_TX_CHAINMASK	= 33,	/* mask of TX chains supported */
120 	HAL_CAP_RX_CHAINMASK	= 34,	/* mask of RX chains supported */
121 	HAL_CAP_NUM_GPIO_PINS	= 36,	/* number of GPIO pins */
122 
123 	HAL_CAP_CST		= 38,	/* hardware supports carrier sense timeout */
124 	HAL_CAP_RIFS_RX		= 39,
125 	HAL_CAP_RIFS_TX		= 40,
126 	HAL_CAP_FORCE_PPM	= 41,
127 	HAL_CAP_RTS_AGGR_LIMIT	= 42,	/* aggregation limit with RTS */
128 	HAL_CAP_4ADDR_AGGR	= 43,	/* hardware is capable of 4addr aggregation */
129 	HAL_CAP_DFS_DMN		= 44,	/* current DFS domain */
130 	HAL_CAP_EXT_CHAN_DFS	= 45,	/* DFS support for extension channel */
131 	HAL_CAP_COMBINED_RADAR_RSSI	= 46,	/* Is combined RSSI for radar accurate */
132 
133 	HAL_CAP_AUTO_SLEEP	= 48,	/* hardware can go to network sleep
134 					   automatically after waking up to receive TIM */
135 	HAL_CAP_MBSSID_AGGR_SUPPORT	= 49, /* Support for mBSSID Aggregation */
136 	HAL_CAP_SPLIT_4KB_TRANS	= 50,	/* hardware supports descriptors straddling a 4k page boundary */
137 	HAL_CAP_REG_FLAG	= 51,	/* Regulatory domain flags */
138 	HAL_CAP_BB_RIFS_HANG	= 52,
139 	HAL_CAP_RIFS_RX_ENABLED	= 53,
140 	HAL_CAP_BB_DFS_HANG	= 54,
141 
142 	HAL_CAP_RX_STBC		= 58,
143 	HAL_CAP_TX_STBC		= 59,
144 
145 	HAL_CAP_BT_COEX		= 60,	/* hardware is capable of bluetooth coexistence */
146 	HAL_CAP_DYNAMIC_SMPS	= 61,	/* Dynamic MIMO Power Save hardware support */
147 
148 	HAL_CAP_DS		= 67,	/* 2 stream */
149 	HAL_CAP_BB_RX_CLEAR_STUCK_HANG	= 68,
150 	HAL_CAP_MAC_HANG	= 69,	/* can MAC hang */
151 	HAL_CAP_MFP		= 70,	/* Management Frame Protection in hardware */
152 
153 	HAL_CAP_TS		= 72,	/* 3 stream */
154 
155 	HAL_CAP_ENHANCED_DMA_SUPPORT	= 75,	/* DMA FIFO support */
156 	HAL_CAP_NUM_TXMAPS	= 76,	/* Number of buffers in a transmit descriptor */
157 	HAL_CAP_TXDESCLEN	= 77,	/* Length of transmit descriptor */
158 	HAL_CAP_TXSTATUSLEN	= 78,	/* Length of transmit status descriptor */
159 	HAL_CAP_RXSTATUSLEN	= 79,	/* Length of transmit status descriptor */
160 	HAL_CAP_RXFIFODEPTH	= 80,	/* Receive hardware FIFO depth */
161 	HAL_CAP_RXBUFSIZE	= 81,	/* Receive Buffer Length */
162 	HAL_CAP_NUM_MR_RETRIES	= 82,	/* limit on multirate retries */
163 	HAL_CAP_OL_PWRCTRL	= 84,	/* Open loop TX power control */
164 	HAL_CAP_SPECTRAL_SCAN	= 90,	/* Hardware supports spectral scan */
165 
166 	HAL_CAP_BB_PANIC_WATCHDOG	= 92,
167 
168 	HAL_CAP_HT20_SGI	= 96,	/* hardware supports HT20 short GI */
169 
170 	HAL_CAP_LDPC		= 99,
171 
172 	HAL_CAP_RXTSTAMP_PREC	= 100,	/* rx desc tstamp precision (bits) */
173 
174 	HAL_CAP_ANT_DIV_COMB	= 105,	/* Enable antenna diversity/combining */
175 	HAL_CAP_PHYRESTART_CLR_WAR	= 106,	/* in some cases, clear phy restart to fix bb hang */
176 	HAL_CAP_ENTERPRISE_MODE	= 107,	/* Enterprise mode features */
177 	HAL_CAP_LDPCWAR		= 108,
178 	HAL_CAP_CHANNEL_SWITCH_TIME_USEC	= 109,	/* Channel change time, usec */
179 	HAL_CAP_ENABLE_APM	= 110,	/* APM enabled */
180 	HAL_CAP_PCIE_LCR_EXTSYNC_EN	= 111,
181 	HAL_CAP_PCIE_LCR_OFFSET	= 112,
182 
183 	HAL_CAP_ENHANCED_DFS_SUPPORT	= 117,	/* hardware supports enhanced DFS */
184 	HAL_CAP_MCI		= 118,
185 	HAL_CAP_SMARTANTENNA	= 119,
186 	HAL_CAP_TRAFFIC_FAST_RECOVER	= 120,
187 	HAL_CAP_TX_DIVERSITY	= 121,
188 	HAL_CAP_CRDC		= 122,
189 
190 	/* The following are private to the FreeBSD HAL (224 onward) */
191 
192 	HAL_CAP_INTMIT		= 229,	/* interference mitigation */
193 	HAL_CAP_RXORN_FATAL	= 230,	/* HAL_INT_RXORN treated as fatal */
194 	HAL_CAP_BB_HANG		= 235,	/* can baseband hang */
195 	HAL_CAP_INTRMASK	= 237,	/* bitmask of supported interrupts */
196 	HAL_CAP_BSSIDMATCH	= 238,	/* hardware has disable bssid match */
197 	HAL_CAP_STREAMS		= 239,	/* how many 802.11n spatial streams are available */
198 	HAL_CAP_RXDESC_SELFLINK	= 242,	/* support a self-linked tail RX descriptor */
199 	HAL_CAP_BB_READ_WAR	= 244,	/* baseband read WAR */
200 	HAL_CAP_SERIALISE_WAR	= 245,	/* serialise register access on PCI */
201 	HAL_CAP_ENFORCE_TXOP	= 246,	/* Enforce TXOP if supported */
202 	HAL_CAP_RX_LNA_MIXING	= 247,	/* RX hardware uses LNA mixing */
203 	HAL_CAP_DO_MYBEACON	= 248,	/* Supports HAL_RX_FILTER_MYBEACON */
204 	HAL_CAP_TOA_LOCATIONING	= 249,	/* time of flight / arrival locationing */
205 	HAL_CAP_TXTSTAMP_PREC	= 250,	/* tx desc tstamp precision (bits) */
206 } HAL_CAPABILITY_TYPE;
207 
208 /*
209  * "States" for setting the LED.  These correspond to
210  * the possible 802.11 operational states and there may
211  * be a many-to-one mapping between these states and the
212  * actual hardware state for the LED's (i.e. the hardware
213  * may have fewer states).
214  */
215 typedef enum {
216 	HAL_LED_INIT	= 0,
217 	HAL_LED_SCAN	= 1,
218 	HAL_LED_AUTH	= 2,
219 	HAL_LED_ASSOC	= 3,
220 	HAL_LED_RUN	= 4
221 } HAL_LED_STATE;
222 
223 /*
224  * Transmit queue types/numbers.  These are used to tag
225  * each transmit queue in the hardware and to identify a set
226  * of transmit queues for operations such as start/stop dma.
227  */
228 typedef enum {
229 	HAL_TX_QUEUE_INACTIVE	= 0,		/* queue is inactive/unused */
230 	HAL_TX_QUEUE_DATA	= 1,		/* data xmit q's */
231 	HAL_TX_QUEUE_BEACON	= 2,		/* beacon xmit q */
232 	HAL_TX_QUEUE_CAB	= 3,		/* "crap after beacon" xmit q */
233 	HAL_TX_QUEUE_UAPSD	= 4,		/* u-apsd power save xmit q */
234 	HAL_TX_QUEUE_PSPOLL	= 5,		/* power save poll xmit q */
235 	HAL_TX_QUEUE_CFEND	= 6,
236 	HAL_TX_QUEUE_PAPRD	= 7,
237 } HAL_TX_QUEUE;
238 
239 #define	HAL_NUM_TX_QUEUES	10		/* max possible # of queues */
240 
241 /*
242  * Receive queue types.  These are used to tag
243  * each transmit queue in the hardware and to identify a set
244  * of transmit queues for operations such as start/stop dma.
245  */
246 typedef enum {
247 	HAL_RX_QUEUE_HP = 0,			/* high priority recv queue */
248 	HAL_RX_QUEUE_LP = 1,			/* low priority recv queue */
249 } HAL_RX_QUEUE;
250 
251 #define	HAL_NUM_RX_QUEUES	2		/* max possible # of queues */
252 
253 #define	HAL_TXFIFO_DEPTH	8		/* transmit fifo depth */
254 
255 /*
256  * Transmit queue subtype.  These map directly to
257  * WME Access Categories (except for UPSD).  Refer
258  * to Table 5 of the WME spec.
259  */
260 typedef enum {
261 	HAL_WME_AC_BK	= 0,			/* background access category */
262 	HAL_WME_AC_BE	= 1, 			/* best effort access category*/
263 	HAL_WME_AC_VI	= 2,			/* video access category */
264 	HAL_WME_AC_VO	= 3,			/* voice access category */
265 	HAL_WME_UPSD	= 4,			/* uplink power save */
266 } HAL_TX_QUEUE_SUBTYPE;
267 
268 /*
269  * Transmit queue flags that control various
270  * operational parameters.
271  */
272 typedef enum {
273 	/*
274 	 * Per queue interrupt enables.  When set the associated
275 	 * interrupt may be delivered for packets sent through
276 	 * the queue.  Without these enabled no interrupts will
277 	 * be delivered for transmits through the queue.
278 	 */
279 	HAL_TXQ_TXOKINT_ENABLE	   = 0x0001,	/* enable TXOK interrupt */
280 	HAL_TXQ_TXERRINT_ENABLE	   = 0x0001,	/* enable TXERR interrupt */
281 	HAL_TXQ_TXDESCINT_ENABLE   = 0x0002,	/* enable TXDESC interrupt */
282 	HAL_TXQ_TXEOLINT_ENABLE	   = 0x0004,	/* enable TXEOL interrupt */
283 	HAL_TXQ_TXURNINT_ENABLE	   = 0x0008,	/* enable TXURN interrupt */
284 	/*
285 	 * Enable hardware compression for packets sent through
286 	 * the queue.  The compression buffer must be setup and
287 	 * packets must have a key entry marked in the tx descriptor.
288 	 */
289 	HAL_TXQ_COMPRESSION_ENABLE  = 0x0010,	/* enable h/w compression */
290 	/*
291 	 * Disable queue when veol is hit or ready time expires.
292 	 * By default the queue is disabled only on reaching the
293 	 * physical end of queue (i.e. a null link ptr in the
294 	 * descriptor chain).
295 	 */
296 	HAL_TXQ_RDYTIME_EXP_POLICY_ENABLE = 0x0020,
297 	/*
298 	 * Schedule frames on delivery of a DBA (DMA Beacon Alert)
299 	 * event.  Frames will be transmitted only when this timer
300 	 * fires, e.g to transmit a beacon in ap or adhoc modes.
301 	 */
302 	HAL_TXQ_DBA_GATED	    = 0x0040,	/* schedule based on DBA */
303 	/*
304 	 * Each transmit queue has a counter that is incremented
305 	 * each time the queue is enabled and decremented when
306 	 * the list of frames to transmit is traversed (or when
307 	 * the ready time for the queue expires).  This counter
308 	 * must be non-zero for frames to be scheduled for
309 	 * transmission.  The following controls disable bumping
310 	 * this counter under certain conditions.  Typically this
311 	 * is used to gate frames based on the contents of another
312 	 * queue (e.g. CAB traffic may only follow a beacon frame).
313 	 * These are meaningful only when frames are scheduled
314 	 * with a non-ASAP policy (e.g. DBA-gated).
315 	 */
316 	HAL_TXQ_CBR_DIS_QEMPTY	    = 0x0080,	/* disable on this q empty */
317 	HAL_TXQ_CBR_DIS_BEMPTY	    = 0x0100,	/* disable on beacon q empty */
318 
319 	/*
320 	 * Fragment burst backoff policy.  Normally the no backoff
321 	 * is done after a successful transmission, the next fragment
322 	 * is sent at SIFS.  If this flag is set backoff is done
323 	 * after each fragment, regardless whether it was ack'd or
324 	 * not, after the backoff count reaches zero a normal channel
325 	 * access procedure is done before the next transmit (i.e.
326 	 * wait AIFS instead of SIFS).
327 	 */
328 	HAL_TXQ_FRAG_BURST_BACKOFF_ENABLE = 0x00800000,
329 	/*
330 	 * Disable post-tx backoff following each frame.
331 	 */
332 	HAL_TXQ_BACKOFF_DISABLE	    = 0x00010000, /* disable post backoff  */
333 	/*
334 	 * DCU arbiter lockout control.  This controls how
335 	 * lower priority tx queues are handled with respect to
336 	 * to a specific queue when multiple queues have frames
337 	 * to send.  No lockout means lower priority queues arbitrate
338 	 * concurrently with this queue.  Intra-frame lockout
339 	 * means lower priority queues are locked out until the
340 	 * current frame transmits (e.g. including backoffs and bursting).
341 	 * Global lockout means nothing lower can arbitrary so
342 	 * long as there is traffic activity on this queue (frames,
343 	 * backoff, etc).
344 	 */
345 	HAL_TXQ_ARB_LOCKOUT_INTRA   = 0x00020000, /* intra-frame lockout */
346 	HAL_TXQ_ARB_LOCKOUT_GLOBAL  = 0x00040000, /* full lockout s */
347 
348 	HAL_TXQ_IGNORE_VIRTCOL	    = 0x00080000, /* ignore virt collisions */
349 	HAL_TXQ_SEQNUM_INC_DIS	    = 0x00100000, /* disable seqnum increment */
350 } HAL_TX_QUEUE_FLAGS;
351 
352 typedef struct {
353 	uint32_t	tqi_ver;		/* hal TXQ version */
354 	HAL_TX_QUEUE_SUBTYPE tqi_subtype;	/* subtype if applicable */
355 	HAL_TX_QUEUE_FLAGS tqi_qflags;		/* flags (see above) */
356 	uint32_t	tqi_priority;		/* (not used) */
357 	uint32_t	tqi_aifs;		/* aifs */
358 	uint32_t	tqi_cwmin;		/* cwMin */
359 	uint32_t	tqi_cwmax;		/* cwMax */
360 	uint16_t	tqi_shretry;		/* rts retry limit */
361 	uint16_t	tqi_lgretry;		/* long retry limit (not used)*/
362 	uint32_t	tqi_cbrPeriod;		/* CBR period (us) */
363 	uint32_t	tqi_cbrOverflowLimit;	/* threshold for CBROVF int */
364 	uint32_t	tqi_burstTime;		/* max burst duration (us) */
365 	uint32_t	tqi_readyTime;		/* frame schedule time (us) */
366 	uint32_t	tqi_compBuf;		/* comp buffer phys addr */
367 } HAL_TXQ_INFO;
368 
369 #define HAL_TQI_NONVAL 0xffff
370 
371 /* token to use for aifs, cwmin, cwmax */
372 #define	HAL_TXQ_USEDEFAULT	((uint32_t) -1)
373 
374 /* compression definitions */
375 #define HAL_COMP_BUF_MAX_SIZE           9216            /* 9K */
376 #define HAL_COMP_BUF_ALIGN_SIZE         512
377 
378 /*
379  * Transmit packet types.  This belongs in ah_desc.h, but
380  * is here so we can give a proper type to various parameters
381  * (and not require everyone include the file).
382  *
383  * NB: These values are intentionally assigned for
384  *     direct use when setting up h/w descriptors.
385  */
386 typedef enum {
387 	HAL_PKT_TYPE_NORMAL	= 0,
388 	HAL_PKT_TYPE_ATIM	= 1,
389 	HAL_PKT_TYPE_PSPOLL	= 2,
390 	HAL_PKT_TYPE_BEACON	= 3,
391 	HAL_PKT_TYPE_PROBE_RESP	= 4,
392 	HAL_PKT_TYPE_CHIRP	= 5,
393 	HAL_PKT_TYPE_GRP_POLL	= 6,
394 	HAL_PKT_TYPE_AMPDU	= 7,
395 } HAL_PKT_TYPE;
396 
397 /* Rx Filter Frame Types */
398 typedef enum {
399 	/*
400 	 * These bits correspond to AR_RX_FILTER for all chips.
401 	 * Not all bits are supported by all chips.
402 	 */
403 	HAL_RX_FILTER_UCAST	= 0x00000001,	/* Allow unicast frames */
404 	HAL_RX_FILTER_MCAST	= 0x00000002,	/* Allow multicast frames */
405 	HAL_RX_FILTER_BCAST	= 0x00000004,	/* Allow broadcast frames */
406 	HAL_RX_FILTER_CONTROL	= 0x00000008,	/* Allow control frames */
407 	HAL_RX_FILTER_BEACON	= 0x00000010,	/* Allow beacon frames */
408 	HAL_RX_FILTER_PROM	= 0x00000020,	/* Promiscuous mode */
409 	HAL_RX_FILTER_PROBEREQ	= 0x00000080,	/* Allow probe request frames */
410 	HAL_RX_FILTER_PHYERR	= 0x00000100,	/* Allow phy errors */
411 	HAL_RX_FILTER_MYBEACON  = 0x00000200,   /* Filter beacons other than mine */
412 	HAL_RX_FILTER_COMPBAR	= 0x00000400,	/* Allow compressed BAR */
413 	HAL_RX_FILTER_COMP_BA	= 0x00000800,	/* Allow compressed blockack */
414 	HAL_RX_FILTER_PHYRADAR	= 0x00002000,	/* Allow phy radar errors */
415 	HAL_RX_FILTER_PSPOLL	= 0x00004000,	/* Allow PS-POLL frames */
416 	HAL_RX_FILTER_MCAST_BCAST_ALL	= 0x00008000,
417 						/* Allow all mcast/bcast frames */
418 
419 	/*
420 	 * Magic RX filter flags that aren't targeting hardware bits
421 	 * but instead the HAL sets individual bits - eg PHYERR will result
422 	 * in OFDM/CCK timing error frames being received.
423 	 */
424 	HAL_RX_FILTER_BSSID	= 0x40000000,	/* Disable BSSID match */
425 } HAL_RX_FILTER;
426 
427 typedef enum {
428 	HAL_PM_AWAKE		= 0,
429 	HAL_PM_FULL_SLEEP	= 1,
430 	HAL_PM_NETWORK_SLEEP	= 2,
431 	HAL_PM_UNDEFINED	= 3
432 } HAL_POWER_MODE;
433 
434 /*
435  * Enterprise mode flags
436  */
437 #define	AH_ENT_DUAL_BAND_DISABLE	0x00000001
438 #define	AH_ENT_CHAIN2_DISABLE		0x00000002
439 #define	AH_ENT_5MHZ_DISABLE		0x00000004
440 #define	AH_ENT_10MHZ_DISABLE		0x00000008
441 #define	AH_ENT_49GHZ_DISABLE		0x00000010
442 #define	AH_ENT_LOOPBACK_DISABLE		0x00000020
443 #define	AH_ENT_TPC_PERF_DISABLE		0x00000040
444 #define	AH_ENT_MIN_PKT_SIZE_DISABLE	0x00000080
445 #define	AH_ENT_SPECTRAL_PRECISION	0x00000300
446 #define	AH_ENT_SPECTRAL_PRECISION_S	8
447 #define	AH_ENT_RTSCTS_DELIM_WAR		0x00010000
448 
449 #define AH_FIRST_DESC_NDELIMS 60
450 
451 /*
452  * NOTE WELL:
453  * These are mapped to take advantage of the common locations for many of
454  * the bits on all of the currently supported MAC chips. This is to make
455  * the ISR as efficient as possible, while still abstracting HW differences.
456  * When new hardware breaks this commonality this enumerated type, as well
457  * as the HAL functions using it, must be modified. All values are directly
458  * mapped unless commented otherwise.
459  */
460 typedef enum {
461 	HAL_INT_RX	= 0x00000001,	/* Non-common mapping */
462 	HAL_INT_RXDESC	= 0x00000002,	/* Legacy mapping */
463 	HAL_INT_RXERR	= 0x00000004,
464 	HAL_INT_RXHP	= 0x00000001,	/* EDMA */
465 	HAL_INT_RXLP	= 0x00000002,	/* EDMA */
466 	HAL_INT_RXNOFRM	= 0x00000008,
467 	HAL_INT_RXEOL	= 0x00000010,
468 	HAL_INT_RXORN	= 0x00000020,
469 	HAL_INT_TX	= 0x00000040,	/* Non-common mapping */
470 	HAL_INT_TXDESC	= 0x00000080,
471 	HAL_INT_TIM_TIMER= 0x00000100,
472 	HAL_INT_MCI	= 0x00000200,
473 	HAL_INT_BBPANIC	= 0x00000400,
474 	HAL_INT_TXURN	= 0x00000800,
475 	HAL_INT_MIB	= 0x00001000,
476 	HAL_INT_RXPHY	= 0x00004000,
477 	HAL_INT_RXKCM	= 0x00008000,
478 	HAL_INT_SWBA	= 0x00010000,
479 	HAL_INT_BRSSI	= 0x00020000,
480 	HAL_INT_BMISS	= 0x00040000,
481 	HAL_INT_BNR	= 0x00100000,
482 	HAL_INT_TIM	= 0x00200000,	/* Non-common mapping */
483 	HAL_INT_DTIM	= 0x00400000,	/* Non-common mapping */
484 	HAL_INT_DTIMSYNC= 0x00800000,	/* Non-common mapping */
485 	HAL_INT_GPIO	= 0x01000000,
486 	HAL_INT_CABEND	= 0x02000000,	/* Non-common mapping */
487 	HAL_INT_TSFOOR	= 0x04000000,	/* Non-common mapping */
488 	HAL_INT_TBTT	= 0x08000000,	/* Non-common mapping */
489 	/* Atheros ref driver has a generic timer interrupt now..*/
490 	HAL_INT_GENTIMER	= 0x08000000,	/* Non-common mapping */
491 	HAL_INT_CST	= 0x10000000,	/* Non-common mapping */
492 	HAL_INT_GTT	= 0x20000000,	/* Non-common mapping */
493 	HAL_INT_FATAL	= 0x40000000,	/* Non-common mapping */
494 #define	HAL_INT_GLOBAL	0x80000000	/* Set/clear IER */
495 	HAL_INT_BMISC	= HAL_INT_TIM
496 			| HAL_INT_DTIM
497 			| HAL_INT_DTIMSYNC
498 			| HAL_INT_CABEND
499 			| HAL_INT_TBTT,
500 
501 	/* Interrupt bits that map directly to ISR/IMR bits */
502 	HAL_INT_COMMON  = HAL_INT_RXNOFRM
503 			| HAL_INT_RXDESC
504 			| HAL_INT_RXEOL
505 			| HAL_INT_RXORN
506 			| HAL_INT_TXDESC
507 			| HAL_INT_TXURN
508 			| HAL_INT_MIB
509 			| HAL_INT_RXPHY
510 			| HAL_INT_RXKCM
511 			| HAL_INT_SWBA
512 			| HAL_INT_BMISS
513 			| HAL_INT_BRSSI
514 			| HAL_INT_BNR
515 			| HAL_INT_GPIO,
516 } HAL_INT;
517 
518 /*
519  * MSI vector assignments
520  */
521 typedef enum {
522 	HAL_MSIVEC_MISC = 0,
523 	HAL_MSIVEC_TX   = 1,
524 	HAL_MSIVEC_RXLP = 2,
525 	HAL_MSIVEC_RXHP = 3,
526 } HAL_MSIVEC;
527 
528 typedef enum {
529 	HAL_INT_LINE = 0,
530 	HAL_INT_MSI  = 1,
531 } HAL_INT_TYPE;
532 
533 /* For interrupt mitigation registers */
534 typedef enum {
535 	HAL_INT_RX_FIRSTPKT=0,
536 	HAL_INT_RX_LASTPKT,
537 	HAL_INT_TX_FIRSTPKT,
538 	HAL_INT_TX_LASTPKT,
539 	HAL_INT_THRESHOLD
540 } HAL_INT_MITIGATION;
541 
542 /* XXX this is duplicate information! */
543 typedef struct {
544 	u_int32_t	cyclecnt_diff;		/* delta cycle count */
545 	u_int32_t	rxclr_cnt;		/* rx clear count */
546 	u_int32_t	extrxclr_cnt;		/* ext chan rx clear count */
547 	u_int32_t	txframecnt_diff;	/* delta tx frame count */
548 	u_int32_t	rxframecnt_diff;	/* delta rx frame count */
549 	u_int32_t	listen_time;		/* listen time in msec - time for which ch is free */
550 	u_int32_t	ofdmphyerr_cnt;		/* OFDM err count since last reset */
551 	u_int32_t	cckphyerr_cnt;		/* CCK err count since last reset */
552 	u_int32_t	ofdmphyerrcnt_diff;	/* delta OFDM Phy Error Count */
553 	HAL_BOOL	valid;			/* if the stats are valid*/
554 } HAL_ANISTATS;
555 
556 typedef struct {
557 	u_int8_t	txctl_offset;
558 	u_int8_t	txctl_numwords;
559 	u_int8_t	txstatus_offset;
560 	u_int8_t	txstatus_numwords;
561 
562 	u_int8_t	rxctl_offset;
563 	u_int8_t	rxctl_numwords;
564 	u_int8_t	rxstatus_offset;
565 	u_int8_t	rxstatus_numwords;
566 
567 	u_int8_t	macRevision;
568 } HAL_DESC_INFO;
569 
570 typedef enum {
571 	HAL_GPIO_OUTPUT_MUX_AS_OUTPUT		= 0,
572 	HAL_GPIO_OUTPUT_MUX_PCIE_ATTENTION_LED	= 1,
573 	HAL_GPIO_OUTPUT_MUX_PCIE_POWER_LED	= 2,
574 	HAL_GPIO_OUTPUT_MUX_MAC_NETWORK_LED	= 3,
575 	HAL_GPIO_OUTPUT_MUX_MAC_POWER_LED	= 4,
576 	HAL_GPIO_OUTPUT_MUX_AS_WLAN_ACTIVE	= 5,
577 	HAL_GPIO_OUTPUT_MUX_AS_TX_FRAME		= 6,
578 
579 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_DATA,
580 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_CLK,
581 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_DATA,
582 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_CLK,
583 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_TX,
584 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_RX,
585 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_TX,
586 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_RX,
587 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_STROBE,
588 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_DATA,
589 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL0,
590 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL1,
591 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL2,
592 	HAL_GPIO_OUTPUT_MUX_NUM_ENTRIES
593 } HAL_GPIO_MUX_TYPE;
594 
595 typedef enum {
596 	HAL_GPIO_INTR_LOW		= 0,
597 	HAL_GPIO_INTR_HIGH		= 1,
598 	HAL_GPIO_INTR_DISABLE		= 2
599 } HAL_GPIO_INTR_TYPE;
600 
601 typedef struct halCounters {
602     u_int32_t   tx_frame_count;
603     u_int32_t   rx_frame_count;
604     u_int32_t   rx_clear_count;
605     u_int32_t   cycle_count;
606     u_int8_t    is_rx_active;     // true (1) or false (0)
607     u_int8_t    is_tx_active;     // true (1) or false (0)
608 } HAL_COUNTERS;
609 
610 typedef enum {
611 	HAL_RFGAIN_INACTIVE		= 0,
612 	HAL_RFGAIN_READ_REQUESTED	= 1,
613 	HAL_RFGAIN_NEED_CHANGE		= 2
614 } HAL_RFGAIN;
615 
616 typedef uint16_t HAL_CTRY_CODE;		/* country code */
617 typedef uint16_t HAL_REG_DOMAIN;		/* regulatory domain code */
618 
619 #define HAL_ANTENNA_MIN_MODE  0
620 #define HAL_ANTENNA_FIXED_A   1
621 #define HAL_ANTENNA_FIXED_B   2
622 #define HAL_ANTENNA_MAX_MODE  3
623 
624 typedef struct {
625 	uint32_t	ackrcv_bad;
626 	uint32_t	rts_bad;
627 	uint32_t	rts_good;
628 	uint32_t	fcs_bad;
629 	uint32_t	beacons;
630 } HAL_MIB_STATS;
631 
632 /*
633  * These bits represent what's in ah_currentRDext.
634  */
635 typedef enum {
636 	REG_EXT_FCC_MIDBAND		= 0,
637 	REG_EXT_JAPAN_MIDBAND		= 1,
638 	REG_EXT_FCC_DFS_HT40		= 2,
639 	REG_EXT_JAPAN_NONDFS_HT40	= 3,
640 	REG_EXT_JAPAN_DFS_HT40		= 4,
641 	REG_EXT_FCC_CH_144		= 5,
642 } REG_EXT_BITMAP;
643 
644 enum {
645 	HAL_MODE_11A	= 0x001,		/* 11a channels */
646 	HAL_MODE_TURBO	= 0x002,		/* 11a turbo-only channels */
647 	HAL_MODE_11B	= 0x004,		/* 11b channels */
648 	HAL_MODE_PUREG	= 0x008,		/* 11g channels (OFDM only) */
649 #ifdef notdef
650 	HAL_MODE_11G	= 0x010,		/* 11g channels (OFDM/CCK) */
651 #else
652 	HAL_MODE_11G	= 0x008,		/* XXX historical */
653 #endif
654 	HAL_MODE_108G	= 0x020,		/* 11g+Turbo channels */
655 	HAL_MODE_108A	= 0x040,		/* 11a+Turbo channels */
656 	HAL_MODE_11A_HALF_RATE = 0x200,		/* 11a half width channels */
657 	HAL_MODE_11A_QUARTER_RATE = 0x400,	/* 11a quarter width channels */
658 	HAL_MODE_11G_HALF_RATE = 0x800,		/* 11g half width channels */
659 	HAL_MODE_11G_QUARTER_RATE = 0x1000,	/* 11g quarter width channels */
660 	HAL_MODE_11NG_HT20	= 0x008000,
661 	HAL_MODE_11NA_HT20  	= 0x010000,
662 	HAL_MODE_11NG_HT40PLUS	= 0x020000,
663 	HAL_MODE_11NG_HT40MINUS	= 0x040000,
664 	HAL_MODE_11NA_HT40PLUS	= 0x080000,
665 	HAL_MODE_11NA_HT40MINUS	= 0x100000,
666 	HAL_MODE_ALL	= 0xffffff
667 };
668 
669 typedef struct {
670 	int		rateCount;		/* NB: for proper padding */
671 	uint8_t		rateCodeToIndex[256];	/* back mapping */
672 	struct {
673 		uint8_t		valid;		/* valid for rate control use */
674 		uint8_t		phy;		/* CCK/OFDM/XR */
675 		uint32_t	rateKbps;	/* transfer rate in kbs */
676 		uint8_t		rateCode;	/* rate for h/w descriptors */
677 		uint8_t		shortPreamble;	/* mask for enabling short
678 						 * preamble in CCK rate code */
679 		uint8_t		dot11Rate;	/* value for supported rates
680 						 * info element of MLME */
681 		uint8_t		controlRate;	/* index of next lower basic
682 						 * rate; used for dur. calcs */
683 		uint16_t	lpAckDuration;	/* long preamble ACK duration */
684 		uint16_t	spAckDuration;	/* short preamble ACK duration*/
685 	} info[64];
686 } HAL_RATE_TABLE;
687 
688 typedef struct {
689 	u_int		rs_count;		/* number of valid entries */
690 	uint8_t	rs_rates[64];		/* rates */
691 } HAL_RATE_SET;
692 
693 /*
694  * 802.11n specific structures and enums
695  */
696 typedef enum {
697 	HAL_CHAINTYPE_TX	= 1,	/* Tx chain type */
698 	HAL_CHAINTYPE_RX	= 2,	/* RX chain type */
699 } HAL_CHAIN_TYPE;
700 
701 typedef struct {
702 	u_int	Tries;
703 	u_int	Rate;		/* hardware rate code */
704 	u_int	RateIndex;	/* rate series table index */
705 	u_int	PktDuration;
706 	u_int	ChSel;
707 	u_int	RateFlags;
708 #define	HAL_RATESERIES_RTS_CTS		0x0001	/* use rts/cts w/this series */
709 #define	HAL_RATESERIES_2040		0x0002	/* use ext channel for series */
710 #define	HAL_RATESERIES_HALFGI		0x0004	/* use half-gi for series */
711 #define	HAL_RATESERIES_STBC		0x0008	/* use STBC for series */
712 	u_int	tx_power_cap;		/* in 1/2 dBm units XXX TODO */
713 } HAL_11N_RATE_SERIES;
714 
715 typedef enum {
716 	HAL_HT_MACMODE_20	= 0,	/* 20 MHz operation */
717 	HAL_HT_MACMODE_2040	= 1,	/* 20/40 MHz operation */
718 } HAL_HT_MACMODE;
719 
720 typedef enum {
721 	HAL_HT_PHYMODE_20	= 0,	/* 20 MHz operation */
722 	HAL_HT_PHYMODE_2040	= 1,	/* 20/40 MHz operation */
723 } HAL_HT_PHYMODE;
724 
725 typedef enum {
726 	HAL_HT_EXTPROTSPACING_20 = 0,	/* 20 MHz spacing */
727 	HAL_HT_EXTPROTSPACING_25 = 1,	/* 25 MHz spacing */
728 } HAL_HT_EXTPROTSPACING;
729 
730 
731 typedef enum {
732 	HAL_RX_CLEAR_CTL_LOW	= 0x1,	/* force control channel to appear busy */
733 	HAL_RX_CLEAR_EXT_LOW	= 0x2,	/* force extension channel to appear busy */
734 } HAL_HT_RXCLEAR;
735 
736 typedef enum {
737 	HAL_FREQ_BAND_5GHZ	= 0,
738 	HAL_FREQ_BAND_2GHZ	= 1,
739 } HAL_FREQ_BAND;
740 
741 /*
742  * Antenna switch control.  By default antenna selection
743  * enables multiple (2) antenna use.  To force use of the
744  * A or B antenna only specify a fixed setting.  Fixing
745  * the antenna will also disable any diversity support.
746  */
747 typedef enum {
748 	HAL_ANT_VARIABLE = 0,			/* variable by programming */
749 	HAL_ANT_FIXED_A	 = 1,			/* fixed antenna A */
750 	HAL_ANT_FIXED_B	 = 2,			/* fixed antenna B */
751 } HAL_ANT_SETTING;
752 
753 typedef enum {
754 	HAL_M_STA	= 1,			/* infrastructure station */
755 	HAL_M_IBSS	= 0,			/* IBSS (adhoc) station */
756 	HAL_M_HOSTAP	= 6,			/* Software Access Point */
757 	HAL_M_MONITOR	= 8			/* Monitor mode */
758 } HAL_OPMODE;
759 
760 typedef enum {
761 	HAL_RESET_NORMAL	= 0,		/* Do normal reset */
762 	HAL_RESET_BBPANIC	= 1,		/* Reset because of BB panic */
763 	HAL_RESET_FORCE_COLD	= 2,		/* Force full reset */
764 } HAL_RESET_TYPE;
765 
766 enum {
767 	HAL_RESET_POWER_ON,
768 	HAL_RESET_WARM,
769 	HAL_RESET_COLD
770 };
771 
772 typedef struct {
773 	uint8_t		kv_type;		/* one of HAL_CIPHER */
774 	uint8_t		kv_apsd;		/* Mask for APSD enabled ACs */
775 	uint16_t	kv_len;			/* length in bits */
776 	uint8_t		kv_val[16];		/* enough for 128-bit keys */
777 	uint8_t		kv_mic[8];		/* TKIP MIC key */
778 	uint8_t		kv_txmic[8];		/* TKIP TX MIC key (optional) */
779 } HAL_KEYVAL;
780 
781 /*
782  * This is the TX descriptor field which marks the key padding requirement.
783  * The naming is unfortunately unclear.
784  */
785 #define AH_KEYTYPE_MASK     0x0F
786 typedef enum {
787     HAL_KEY_TYPE_CLEAR,
788     HAL_KEY_TYPE_WEP,
789     HAL_KEY_TYPE_AES,
790     HAL_KEY_TYPE_TKIP,
791 } HAL_KEY_TYPE;
792 
793 typedef enum {
794 	HAL_CIPHER_WEP		= 0,
795 	HAL_CIPHER_AES_OCB	= 1,
796 	HAL_CIPHER_AES_CCM	= 2,
797 	HAL_CIPHER_CKIP		= 3,
798 	HAL_CIPHER_TKIP		= 4,
799 	HAL_CIPHER_CLR		= 5,		/* no encryption */
800 
801 	HAL_CIPHER_MIC		= 127		/* TKIP-MIC, not a cipher */
802 } HAL_CIPHER;
803 
804 enum {
805 	HAL_SLOT_TIME_6	 = 6,			/* NB: for turbo mode */
806 	HAL_SLOT_TIME_9	 = 9,
807 	HAL_SLOT_TIME_20 = 20,
808 };
809 
810 /*
811  * Per-station beacon timer state.  Note that the specified
812  * beacon interval (given in TU's) can also include flags
813  * to force a TSF reset and to enable the beacon xmit logic.
814  * If bs_cfpmaxduration is non-zero the hardware is setup to
815  * coexist with a PCF-capable AP.
816  */
817 typedef struct {
818 	uint32_t	bs_nexttbtt;		/* next beacon in TU */
819 	uint32_t	bs_nextdtim;		/* next DTIM in TU */
820 	uint32_t	bs_intval;		/* beacon interval+flags */
821 /*
822  * HAL_BEACON_PERIOD, HAL_BEACON_ENA and HAL_BEACON_RESET_TSF
823  * are all 1:1 correspondances with the pre-11n chip AR_BEACON
824  * register.
825  */
826 #define	HAL_BEACON_PERIOD	0x0000ffff	/* beacon interval period */
827 #define	HAL_BEACON_PERIOD_TU8	0x0007ffff	/* beacon interval, tu/8 */
828 #define	HAL_BEACON_ENA		0x00800000	/* beacon xmit enable */
829 #define	HAL_BEACON_RESET_TSF	0x01000000	/* clear TSF */
830 #define	HAL_TSFOOR_THRESHOLD	0x00004240	/* TSF OOR thresh (16k uS) */
831 	uint32_t	bs_dtimperiod;
832 	uint16_t	bs_cfpperiod;		/* CFP period in TU */
833 	uint16_t	bs_cfpmaxduration;	/* max CFP duration in TU */
834 	uint32_t	bs_cfpnext;		/* next CFP in TU */
835 	uint16_t	bs_timoffset;		/* byte offset to TIM bitmap */
836 	uint16_t	bs_bmissthreshold;	/* beacon miss threshold */
837 	uint32_t	bs_sleepduration;	/* max sleep duration */
838 	uint32_t	bs_tsfoor_threshold;	/* TSF out of range threshold */
839 } HAL_BEACON_STATE;
840 
841 /*
842  * Like HAL_BEACON_STATE but for non-station mode setup.
843  * NB: see above flag definitions for bt_intval.
844  */
845 typedef struct {
846 	uint32_t	bt_intval;		/* beacon interval+flags */
847 	uint32_t	bt_nexttbtt;		/* next beacon in TU */
848 	uint32_t	bt_nextatim;		/* next ATIM in TU */
849 	uint32_t	bt_nextdba;		/* next DBA in 1/8th TU */
850 	uint32_t	bt_nextswba;		/* next SWBA in 1/8th TU */
851 	uint32_t	bt_flags;		/* timer enables */
852 #define HAL_BEACON_TBTT_EN	0x00000001
853 #define HAL_BEACON_DBA_EN	0x00000002
854 #define HAL_BEACON_SWBA_EN	0x00000004
855 } HAL_BEACON_TIMERS;
856 
857 /*
858  * Per-node statistics maintained by the driver for use in
859  * optimizing signal quality and other operational aspects.
860  */
861 typedef struct {
862 	uint32_t	ns_avgbrssi;	/* average beacon rssi */
863 	uint32_t	ns_avgrssi;	/* average data rssi */
864 	uint32_t	ns_avgtxrssi;	/* average tx rssi */
865 } HAL_NODE_STATS;
866 
867 #define	HAL_RSSI_EP_MULTIPLIER	(1<<7)	/* pow2 to optimize out * and / */
868 
869 /*
870  * This is the ANI state and MIB stats.
871  *
872  * It's used by the HAL modules to keep state /and/ by the debug ioctl
873  * to fetch ANI information.
874  */
875 typedef struct {
876 	uint32_t	ast_ani_niup;   /* ANI increased noise immunity */
877 	uint32_t	ast_ani_nidown; /* ANI decreased noise immunity */
878 	uint32_t	ast_ani_spurup; /* ANI increased spur immunity */
879 	uint32_t	ast_ani_spurdown;/* ANI descreased spur immunity */
880 	uint32_t	ast_ani_ofdmon; /* ANI OFDM weak signal detect on */
881 	uint32_t	ast_ani_ofdmoff;/* ANI OFDM weak signal detect off */
882 	uint32_t	ast_ani_cckhigh;/* ANI CCK weak signal threshold high */
883 	uint32_t	ast_ani_ccklow; /* ANI CCK weak signal threshold low */
884 	uint32_t	ast_ani_stepup; /* ANI increased first step level */
885 	uint32_t	ast_ani_stepdown;/* ANI decreased first step level */
886 	uint32_t	ast_ani_ofdmerrs;/* ANI cumulative ofdm phy err count */
887 	uint32_t	ast_ani_cckerrs;/* ANI cumulative cck phy err count */
888 	uint32_t	ast_ani_reset;  /* ANI parameters zero'd for non-STA */
889 	uint32_t	ast_ani_lzero;  /* ANI listen time forced to zero */
890 	uint32_t	ast_ani_lneg;   /* ANI listen time calculated < 0 */
891 	HAL_MIB_STATS	ast_mibstats;   /* MIB counter stats */
892 	HAL_NODE_STATS	ast_nodestats;  /* Latest rssi stats from driver */
893 } HAL_ANI_STATS;
894 
895 typedef struct {
896 	uint8_t		noiseImmunityLevel;
897 	uint8_t		spurImmunityLevel;
898 	uint8_t		firstepLevel;
899 	uint8_t		ofdmWeakSigDetectOff;
900 	uint8_t		cckWeakSigThreshold;
901 	uint32_t	listenTime;
902 
903 	/* NB: intentionally ordered so data exported to user space is first */
904 	uint32_t	txFrameCount;   /* Last txFrameCount */
905 	uint32_t	rxFrameCount;   /* Last rx Frame count */
906 	uint32_t	cycleCount;     /* Last cycleCount
907 					   (to detect wrap-around) */
908 	uint32_t	ofdmPhyErrCount;/* OFDM err count since last reset */
909 	uint32_t	cckPhyErrCount; /* CCK err count since last reset */
910 } HAL_ANI_STATE;
911 
912 struct ath_desc;
913 struct ath_tx_status;
914 struct ath_rx_status;
915 struct ieee80211_channel;
916 
917 /*
918  * This is a channel survey sample entry.
919  *
920  * The AR5212 ANI routines fill these samples. The ANI code then uses it
921  * when calculating listen time; it is also exported via a diagnostic
922  * API.
923  */
924 typedef struct {
925 	uint32_t        seq_num;
926 	uint32_t        tx_busy;
927 	uint32_t        rx_busy;
928 	uint32_t        chan_busy;
929 	uint32_t        ext_chan_busy;
930 	uint32_t        cycle_count;
931 	/* XXX TODO */
932 	uint32_t        ofdm_phyerr_count;
933 	uint32_t        cck_phyerr_count;
934 } HAL_SURVEY_SAMPLE;
935 
936 /*
937  * This provides 3.2 seconds of sample space given an
938  * ANI time of 1/10th of a second. This may not be enough!
939  */
940 #define	CHANNEL_SURVEY_SAMPLE_COUNT	32
941 
942 typedef struct {
943 	HAL_SURVEY_SAMPLE samples[CHANNEL_SURVEY_SAMPLE_COUNT];
944 	uint32_t cur_sample;	/* current sample in sequence */
945 	uint32_t cur_seq;	/* current sequence number */
946 } HAL_CHANNEL_SURVEY;
947 
948 /*
949  * ANI commands.
950  *
951  * These are used both internally and externally via the diagnostic
952  * API.
953  *
954  * Note that this is NOT the ANI commands being used via the INTMIT
955  * capability - that has a different mapping for some reason.
956  */
957 typedef enum {
958 	HAL_ANI_PRESENT = 0,			/* is ANI support present */
959 	HAL_ANI_NOISE_IMMUNITY_LEVEL = 1,	/* set level */
960 	HAL_ANI_OFDM_WEAK_SIGNAL_DETECTION = 2,	/* enable/disable */
961 	HAL_ANI_CCK_WEAK_SIGNAL_THR = 3,	/* enable/disable */
962 	HAL_ANI_FIRSTEP_LEVEL = 4,		/* set level */
963 	HAL_ANI_SPUR_IMMUNITY_LEVEL = 5,	/* set level */
964 	HAL_ANI_MODE = 6,			/* 0 => manual, 1 => auto (XXX do not change) */
965 	HAL_ANI_PHYERR_RESET = 7,		/* reset phy error stats */
966 	HAL_ANI_MRC_CCK = 8,
967 } HAL_ANI_CMD;
968 
969 #define	HAL_ANI_ALL		0xffffffff
970 
971 /*
972  * This is the layout of the ANI INTMIT capability.
973  *
974  * Notice that the command values differ to HAL_ANI_CMD.
975  */
976 typedef enum {
977 	HAL_CAP_INTMIT_PRESENT = 0,
978 	HAL_CAP_INTMIT_ENABLE = 1,
979 	HAL_CAP_INTMIT_NOISE_IMMUNITY_LEVEL = 2,
980 	HAL_CAP_INTMIT_OFDM_WEAK_SIGNAL_LEVEL = 3,
981 	HAL_CAP_INTMIT_CCK_WEAK_SIGNAL_THR = 4,
982 	HAL_CAP_INTMIT_FIRSTEP_LEVEL = 5,
983 	HAL_CAP_INTMIT_SPUR_IMMUNITY_LEVEL = 6
984 } HAL_CAP_INTMIT_CMD;
985 
986 typedef struct {
987 	int32_t		pe_firpwr;	/* FIR pwr out threshold */
988 	int32_t		pe_rrssi;	/* Radar rssi thresh */
989 	int32_t		pe_height;	/* Pulse height thresh */
990 	int32_t		pe_prssi;	/* Pulse rssi thresh */
991 	int32_t		pe_inband;	/* Inband thresh */
992 
993 	/* The following params are only for AR5413 and later */
994 	u_int32_t	pe_relpwr;	/* Relative power threshold in 0.5dB steps */
995 	u_int32_t	pe_relstep;	/* Pulse Relative step threshold in 0.5dB steps */
996 	u_int32_t	pe_maxlen;	/* Max length of radar sign in 0.8us units */
997 	int32_t		pe_usefir128;	/* Use the average in-band power measured over 128 cycles */
998 	int32_t		pe_blockradar;	/*
999 					 * Enable to block radar check if pkt detect is done via OFDM
1000 					 * weak signal detect or pkt is detected immediately after tx
1001 					 * to rx transition
1002 					 */
1003 	int32_t		pe_enmaxrssi;	/*
1004 					 * Enable to use the max rssi instead of the last rssi during
1005 					 * fine gain changes for radar detection
1006 					 */
1007 	int32_t		pe_extchannel;	/* Enable DFS on ext channel */
1008 	int32_t		pe_enabled;	/* Whether radar detection is enabled */
1009 	int32_t		pe_enrelpwr;
1010 	int32_t		pe_en_relstep_check;
1011 } HAL_PHYERR_PARAM;
1012 
1013 #define	HAL_PHYERR_PARAM_NOVAL	65535
1014 
1015 typedef struct {
1016 	u_int16_t	ss_fft_period;	/* Skip interval for FFT reports */
1017 	u_int16_t	ss_period;	/* Spectral scan period */
1018 	u_int16_t	ss_count;	/* # of reports to return from ss_active */
1019 	u_int16_t	ss_short_report;/* Set to report ony 1 set of FFT results */
1020 	u_int8_t	radar_bin_thresh_sel;	/* strong signal radar FFT threshold configuration */
1021 	u_int16_t	ss_spectral_pri;		/* are we doing a noise power cal ? */
1022 	int8_t		ss_nf_cal[AH_MAX_CHAINS*2];     /* nf calibrated values for ctl+ext from eeprom */
1023 	int8_t		ss_nf_pwr[AH_MAX_CHAINS*2];     /* nf pwr values for ctl+ext from eeprom */
1024 	int32_t		ss_nf_temp_data;	/* temperature data taken during nf scan */
1025 	int		ss_enabled;
1026 	int		ss_active;
1027 } HAL_SPECTRAL_PARAM;
1028 #define	HAL_SPECTRAL_PARAM_NOVAL	0xFFFF
1029 #define	HAL_SPECTRAL_PARAM_ENABLE	0x8000	/* Enable/Disable if applicable */
1030 
1031 /*
1032  * DFS operating mode flags.
1033  */
1034 typedef enum {
1035 	HAL_DFS_UNINIT_DOMAIN	= 0,	/* Uninitialized dfs domain */
1036 	HAL_DFS_FCC_DOMAIN	= 1,	/* FCC3 dfs domain */
1037 	HAL_DFS_ETSI_DOMAIN	= 2,	/* ETSI dfs domain */
1038 	HAL_DFS_MKK4_DOMAIN	= 3,	/* Japan dfs domain */
1039 } HAL_DFS_DOMAIN;
1040 
1041 
1042 /*
1043  * MFP decryption options for initializing the MAC.
1044  */
1045 typedef enum {
1046 	HAL_MFP_QOSDATA = 0,	/* Decrypt MFP frames like QoS data frames. All chips before Merlin. */
1047 	HAL_MFP_PASSTHRU,	/* Don't decrypt MFP frames at all. Passthrough */
1048 	HAL_MFP_HW_CRYPTO	/* hardware decryption enabled. Merlin can do it. */
1049 } HAL_MFP_OPT_T;
1050 
1051 /* LNA config supported */
1052 typedef enum {
1053 	HAL_ANT_DIV_COMB_LNA1_MINUS_LNA2	= 0,
1054 	HAL_ANT_DIV_COMB_LNA2			= 1,
1055 	HAL_ANT_DIV_COMB_LNA1			= 2,
1056 	HAL_ANT_DIV_COMB_LNA1_PLUS_LNA2		= 3,
1057 } HAL_ANT_DIV_COMB_LNA_CONF;
1058 
1059 typedef struct {
1060 	u_int8_t	main_lna_conf;
1061 	u_int8_t	alt_lna_conf;
1062 	u_int8_t	fast_div_bias;
1063 	u_int8_t	main_gaintb;
1064 	u_int8_t	alt_gaintb;
1065 	u_int8_t	antdiv_configgroup;
1066 	int8_t		lna1_lna2_delta;
1067 } HAL_ANT_COMB_CONFIG;
1068 
1069 #define	DEFAULT_ANTDIV_CONFIG_GROUP	0x00
1070 #define	HAL_ANTDIV_CONFIG_GROUP_1	0x01
1071 #define	HAL_ANTDIV_CONFIG_GROUP_2	0x02
1072 #define	HAL_ANTDIV_CONFIG_GROUP_3	0x03
1073 
1074 /*
1075  * Flag for setting QUIET period
1076  */
1077 typedef enum {
1078 	HAL_QUIET_DISABLE		= 0x0,
1079 	HAL_QUIET_ENABLE		= 0x1,
1080 	HAL_QUIET_ADD_CURRENT_TSF	= 0x2,	/* add current TSF to next_start offset */
1081 	HAL_QUIET_ADD_SWBA_RESP_TIME	= 0x4,	/* add beacon response time to next_start offset */
1082 } HAL_QUIET_FLAG;
1083 
1084 #define	HAL_DFS_EVENT_PRICH		0x0000001
1085 #define	HAL_DFS_EVENT_EXTCH		0x0000002
1086 #define	HAL_DFS_EVENT_EXTEARLY		0x0000004
1087 #define	HAL_DFS_EVENT_ISDC		0x0000008
1088 
1089 struct hal_dfs_event {
1090 	uint64_t	re_full_ts;	/* 64-bit full timestamp from interrupt time */
1091 	uint32_t	re_ts;		/* Original 15 bit recv timestamp */
1092 	uint8_t		re_rssi;	/* rssi of radar event */
1093 	uint8_t		re_dur;		/* duration of radar pulse */
1094 	uint32_t	re_flags;	/* Flags (see above) */
1095 };
1096 typedef struct hal_dfs_event HAL_DFS_EVENT;
1097 
1098 /*
1099  * Generic Timer domain
1100  */
1101 typedef enum {
1102 	HAL_GEN_TIMER_TSF = 0,
1103 	HAL_GEN_TIMER_TSF2,
1104 	HAL_GEN_TIMER_TSF_ANY
1105 } HAL_GEN_TIMER_DOMAIN;
1106 
1107 /*
1108  * BT Co-existence definitions
1109  */
1110 #include "ath_hal/ah_btcoex.h"
1111 
1112 struct hal_bb_panic_info {
1113 	u_int32_t	status;
1114 	u_int32_t	tsf;
1115 	u_int32_t	phy_panic_wd_ctl1;
1116 	u_int32_t	phy_panic_wd_ctl2;
1117 	u_int32_t	phy_gen_ctrl;
1118 	u_int32_t	rxc_pcnt;
1119 	u_int32_t	rxf_pcnt;
1120 	u_int32_t	txf_pcnt;
1121 	u_int32_t	cycles;
1122 	u_int32_t	wd;
1123 	u_int32_t	det;
1124 	u_int32_t	rdar;
1125 	u_int32_t	r_odfm;
1126 	u_int32_t	r_cck;
1127 	u_int32_t	t_odfm;
1128 	u_int32_t	t_cck;
1129 	u_int32_t	agc;
1130 	u_int32_t	src;
1131 };
1132 
1133 /* Serialize Register Access Mode */
1134 typedef enum {
1135 	SER_REG_MODE_OFF	= 0,
1136 	SER_REG_MODE_ON		= 1,
1137 	SER_REG_MODE_AUTO	= 2,
1138 } SER_REG_MODE;
1139 
1140 typedef struct
1141 {
1142 	int ah_debug;			/* only used if AH_DEBUG is defined */
1143 	int ah_ar5416_biasadj;		/* enable AR2133 radio specific bias fiddling */
1144 
1145 	/* NB: these are deprecated; they exist for now for compatibility */
1146 	int ah_dma_beacon_response_time;/* in TU's */
1147 	int ah_sw_beacon_response_time;	/* in TU's */
1148 	int ah_additional_swba_backoff;	/* in TU's */
1149 	int ah_force_full_reset;	/* force full chip reset rather then warm reset */
1150 	int ah_serialise_reg_war;	/* force serialisation of register IO */
1151 
1152 	/* XXX these don't belong here, they're just for the ar9300  HAL port effort */
1153 	int ath_hal_desc_tpc;		/* Per-packet TPC */
1154 	int ath_hal_sta_update_tx_pwr_enable;	/* GreenTX */
1155 	int ath_hal_sta_update_tx_pwr_enable_S1;	/* GreenTX */
1156 	int ath_hal_sta_update_tx_pwr_enable_S2;	/* GreenTX */
1157 	int ath_hal_sta_update_tx_pwr_enable_S3;	/* GreenTX */
1158 
1159 	/* I'm not sure what the default values for these should be */
1160 	int ath_hal_pll_pwr_save;
1161 	int ath_hal_pcie_power_save_enable;
1162 	int ath_hal_intr_mitigation_rx;
1163 	int ath_hal_intr_mitigation_tx;
1164 
1165 	int ath_hal_pcie_clock_req;
1166 #define	AR_PCIE_PLL_PWRSAVE_CONTROL	(1<<0)
1167 #define	AR_PCIE_PLL_PWRSAVE_ON_D3	(1<<1)
1168 #define	AR_PCIE_PLL_PWRSAVE_ON_D0	(1<<2)
1169 
1170 	int ath_hal_pcie_waen;
1171 	int ath_hal_pcie_ser_des_write;
1172 
1173 	/* these are important for correct AR9300 behaviour */
1174 	int ath_hal_ht_enable;		/* needs to be enabled for AR9300 HT */
1175 	int ath_hal_diversity_control;
1176 	int ath_hal_antenna_switch_swap;
1177 	int ath_hal_ext_lna_ctl_gpio;
1178 	int ath_hal_spur_mode;
1179 	int ath_hal_6mb_ack;		/* should set this to 1 for 11a/11na? */
1180 	int ath_hal_enable_msi;		/* enable MSI interrupts (needed?) */
1181 	int ath_hal_beacon_filter_interval;	/* ok to be 0 for now? */
1182 
1183 	/* For now, set this to 0 - net80211 needs to know about hardware MFP support */
1184 	int ath_hal_mfp_support;
1185 
1186 	int ath_hal_enable_ani;	/* should set this.. */
1187 	int ath_hal_cwm_ignore_ext_cca;
1188 	int ath_hal_show_bb_panic;
1189 	int ath_hal_ant_ctrl_comm2g_switch_enable;
1190 	int ath_hal_ext_atten_margin_cfg;
1191 	int ath_hal_min_gainidx;
1192 	int ath_hal_war70c;
1193 	uint32_t ath_hal_mci_config;
1194 } HAL_OPS_CONFIG;
1195 
1196 /*
1197  * Hardware Access Layer (HAL) API.
1198  *
1199  * Clients of the HAL call ath_hal_attach to obtain a reference to an
1200  * ath_hal structure for use with the device.  Hardware-related operations
1201  * that follow must call back into the HAL through interface, supplying
1202  * the reference as the first parameter.  Note that before using the
1203  * reference returned by ath_hal_attach the caller should verify the
1204  * ABI version number.
1205  */
1206 struct ath_hal {
1207 	uint32_t	ah_magic;	/* consistency check magic number */
1208 	uint16_t	ah_devid;	/* PCI device ID */
1209 	uint16_t	ah_subvendorid;	/* PCI subvendor ID */
1210 	HAL_SOFTC	ah_sc;		/* back pointer to driver/os state */
1211 	HAL_BUS_TAG	ah_st;		/* params for register r+w */
1212 	HAL_BUS_HANDLE	ah_sh;
1213 	HAL_CTRY_CODE	ah_countryCode;
1214 
1215 	uint32_t	ah_macVersion;	/* MAC version id */
1216 	uint16_t	ah_macRev;	/* MAC revision */
1217 	uint16_t	ah_phyRev;	/* PHY revision */
1218 	/* NB: when only one radio is present the rev is in 5Ghz */
1219 	uint16_t	ah_analog5GhzRev;/* 5GHz radio revision */
1220 	uint16_t	ah_analog2GhzRev;/* 2GHz radio revision */
1221 
1222 	uint16_t	*ah_eepromdata;	/* eeprom buffer, if needed */
1223 
1224 	uint32_t	ah_intrstate[8];	/* last int state */
1225 	uint32_t	ah_syncstate;		/* last sync intr state */
1226 
1227 	/* Current powerstate from HAL calls */
1228 	HAL_POWER_MODE	ah_powerMode;
1229 
1230 	HAL_OPS_CONFIG ah_config;
1231 	const HAL_RATE_TABLE *__ahdecl(*ah_getRateTable)(struct ath_hal *,
1232 				u_int mode);
1233 	void	  __ahdecl(*ah_detach)(struct ath_hal*);
1234 
1235 	/* Reset functions */
1236 	HAL_BOOL  __ahdecl(*ah_reset)(struct ath_hal *, HAL_OPMODE,
1237 				struct ieee80211_channel *,
1238 				HAL_BOOL bChannelChange,
1239 				HAL_RESET_TYPE resetType,
1240 				HAL_STATUS *status);
1241 	HAL_BOOL  __ahdecl(*ah_phyDisable)(struct ath_hal *);
1242 	HAL_BOOL  __ahdecl(*ah_disable)(struct ath_hal *);
1243 	void	  __ahdecl(*ah_configPCIE)(struct ath_hal *, HAL_BOOL restore,
1244 				HAL_BOOL power_off);
1245 	void	  __ahdecl(*ah_disablePCIE)(struct ath_hal *);
1246 	void	  __ahdecl(*ah_setPCUConfig)(struct ath_hal *);
1247 	HAL_BOOL  __ahdecl(*ah_perCalibration)(struct ath_hal*,
1248 			struct ieee80211_channel *, HAL_BOOL *);
1249 	HAL_BOOL  __ahdecl(*ah_perCalibrationN)(struct ath_hal *,
1250 			struct ieee80211_channel *, u_int chainMask,
1251 			HAL_BOOL longCal, HAL_BOOL *isCalDone);
1252 	HAL_BOOL  __ahdecl(*ah_resetCalValid)(struct ath_hal *,
1253 			const struct ieee80211_channel *);
1254 	HAL_BOOL  __ahdecl(*ah_setTxPower)(struct ath_hal *,
1255 	    		const struct ieee80211_channel *, uint16_t *);
1256 	HAL_BOOL  __ahdecl(*ah_setTxPowerLimit)(struct ath_hal *, uint32_t);
1257 	HAL_BOOL  __ahdecl(*ah_setBoardValues)(struct ath_hal *,
1258 	    		const struct ieee80211_channel *);
1259 
1260 	/* Transmit functions */
1261 	HAL_BOOL  __ahdecl(*ah_updateTxTrigLevel)(struct ath_hal*,
1262 				HAL_BOOL incTrigLevel);
1263 	int	  __ahdecl(*ah_setupTxQueue)(struct ath_hal *, HAL_TX_QUEUE,
1264 				const HAL_TXQ_INFO *qInfo);
1265 	HAL_BOOL  __ahdecl(*ah_setTxQueueProps)(struct ath_hal *, int q,
1266 				const HAL_TXQ_INFO *qInfo);
1267 	HAL_BOOL  __ahdecl(*ah_getTxQueueProps)(struct ath_hal *, int q,
1268 				HAL_TXQ_INFO *qInfo);
1269 	HAL_BOOL  __ahdecl(*ah_releaseTxQueue)(struct ath_hal *ah, u_int q);
1270 	HAL_BOOL  __ahdecl(*ah_resetTxQueue)(struct ath_hal *ah, u_int q);
1271 	uint32_t __ahdecl(*ah_getTxDP)(struct ath_hal*, u_int);
1272 	HAL_BOOL  __ahdecl(*ah_setTxDP)(struct ath_hal*, u_int, uint32_t txdp);
1273 	uint32_t __ahdecl(*ah_numTxPending)(struct ath_hal *, u_int q);
1274 	HAL_BOOL  __ahdecl(*ah_startTxDma)(struct ath_hal*, u_int);
1275 	HAL_BOOL  __ahdecl(*ah_stopTxDma)(struct ath_hal*, u_int);
1276 	HAL_BOOL  __ahdecl(*ah_setupTxDesc)(struct ath_hal *, struct ath_desc *,
1277 				u_int pktLen, u_int hdrLen,
1278 				HAL_PKT_TYPE type, u_int txPower,
1279 				u_int txRate0, u_int txTries0,
1280 				u_int keyIx, u_int antMode, u_int flags,
1281 				u_int rtsctsRate, u_int rtsctsDuration,
1282 				u_int compicvLen, u_int compivLen,
1283 				u_int comp);
1284 	HAL_BOOL  __ahdecl(*ah_setupXTxDesc)(struct ath_hal *, struct ath_desc*,
1285 				u_int txRate1, u_int txTries1,
1286 				u_int txRate2, u_int txTries2,
1287 				u_int txRate3, u_int txTries3);
1288 	HAL_BOOL  __ahdecl(*ah_fillTxDesc)(struct ath_hal *, struct ath_desc *,
1289 				HAL_DMA_ADDR *bufAddrList, uint32_t *segLenList,
1290 				u_int descId, u_int qcuId, HAL_BOOL firstSeg,
1291 				HAL_BOOL lastSeg, const struct ath_desc *);
1292 	HAL_STATUS __ahdecl(*ah_procTxDesc)(struct ath_hal *,
1293 				struct ath_desc *, struct ath_tx_status *);
1294 	void	   __ahdecl(*ah_getTxIntrQueue)(struct ath_hal *, uint32_t *);
1295 	void	   __ahdecl(*ah_reqTxIntrDesc)(struct ath_hal *, struct ath_desc*);
1296 	HAL_BOOL	__ahdecl(*ah_getTxCompletionRates)(struct ath_hal *,
1297 				const struct ath_desc *ds, int *rates, int *tries);
1298 	void	  __ahdecl(*ah_setTxDescLink)(struct ath_hal *ah, void *ds,
1299 				uint32_t link);
1300 	void	  __ahdecl(*ah_getTxDescLink)(struct ath_hal *ah, void *ds,
1301 				uint32_t *link);
1302 	void	  __ahdecl(*ah_getTxDescLinkPtr)(struct ath_hal *ah, void *ds,
1303 				uint32_t **linkptr);
1304 	void	  __ahdecl(*ah_setupTxStatusRing)(struct ath_hal *,
1305 				void *ts_start, uint32_t ts_paddr_start,
1306 				uint16_t size);
1307 	void	  __ahdecl(*ah_getTxRawTxDesc)(struct ath_hal *, u_int32_t *);
1308 
1309 	/* Receive Functions */
1310 	uint32_t __ahdecl(*ah_getRxDP)(struct ath_hal*, HAL_RX_QUEUE);
1311 	void	  __ahdecl(*ah_setRxDP)(struct ath_hal*, uint32_t rxdp, HAL_RX_QUEUE);
1312 	void	  __ahdecl(*ah_enableReceive)(struct ath_hal*);
1313 	HAL_BOOL  __ahdecl(*ah_stopDmaReceive)(struct ath_hal*);
1314 	void	  __ahdecl(*ah_startPcuReceive)(struct ath_hal*);
1315 	void	  __ahdecl(*ah_stopPcuReceive)(struct ath_hal*);
1316 	void	  __ahdecl(*ah_setMulticastFilter)(struct ath_hal*,
1317 				uint32_t filter0, uint32_t filter1);
1318 	HAL_BOOL  __ahdecl(*ah_setMulticastFilterIndex)(struct ath_hal*,
1319 				uint32_t index);
1320 	HAL_BOOL  __ahdecl(*ah_clrMulticastFilterIndex)(struct ath_hal*,
1321 				uint32_t index);
1322 	uint32_t __ahdecl(*ah_getRxFilter)(struct ath_hal*);
1323 	void	  __ahdecl(*ah_setRxFilter)(struct ath_hal*, uint32_t);
1324 	HAL_BOOL  __ahdecl(*ah_setupRxDesc)(struct ath_hal *, struct ath_desc *,
1325 				uint32_t size, u_int flags);
1326 	HAL_STATUS __ahdecl(*ah_procRxDesc)(struct ath_hal *,
1327 				struct ath_desc *, uint32_t phyAddr,
1328 				struct ath_desc *next, uint64_t tsf,
1329 				struct ath_rx_status *);
1330 	void	  __ahdecl(*ah_rxMonitor)(struct ath_hal *,
1331 				const HAL_NODE_STATS *,
1332 				const struct ieee80211_channel *);
1333 	void      __ahdecl(*ah_aniPoll)(struct ath_hal *,
1334 				const struct ieee80211_channel *);
1335 	void	  __ahdecl(*ah_procMibEvent)(struct ath_hal *,
1336 				const HAL_NODE_STATS *);
1337 
1338 	/* Misc Functions */
1339 	HAL_STATUS __ahdecl(*ah_getCapability)(struct ath_hal *,
1340 				HAL_CAPABILITY_TYPE, uint32_t capability,
1341 				uint32_t *result);
1342 	HAL_BOOL   __ahdecl(*ah_setCapability)(struct ath_hal *,
1343 				HAL_CAPABILITY_TYPE, uint32_t capability,
1344 				uint32_t setting, HAL_STATUS *);
1345 	HAL_BOOL   __ahdecl(*ah_getDiagState)(struct ath_hal *, int request,
1346 				const void *args, uint32_t argsize,
1347 				void **result, uint32_t *resultsize);
1348 	void	  __ahdecl(*ah_getMacAddress)(struct ath_hal *, uint8_t *);
1349 	HAL_BOOL  __ahdecl(*ah_setMacAddress)(struct ath_hal *, const uint8_t*);
1350 	void	  __ahdecl(*ah_getBssIdMask)(struct ath_hal *, uint8_t *);
1351 	HAL_BOOL  __ahdecl(*ah_setBssIdMask)(struct ath_hal *, const uint8_t*);
1352 	HAL_BOOL  __ahdecl(*ah_setRegulatoryDomain)(struct ath_hal*,
1353 				uint16_t, HAL_STATUS *);
1354 	void	  __ahdecl(*ah_setLedState)(struct ath_hal*, HAL_LED_STATE);
1355 	void	  __ahdecl(*ah_writeAssocid)(struct ath_hal*,
1356 				const uint8_t *bssid, uint16_t assocId);
1357 	HAL_BOOL  __ahdecl(*ah_gpioCfgOutput)(struct ath_hal *,
1358 				uint32_t gpio, HAL_GPIO_MUX_TYPE);
1359 	HAL_BOOL  __ahdecl(*ah_gpioCfgInput)(struct ath_hal *, uint32_t gpio);
1360 	uint32_t __ahdecl(*ah_gpioGet)(struct ath_hal *, uint32_t gpio);
1361 	HAL_BOOL  __ahdecl(*ah_gpioSet)(struct ath_hal *,
1362 				uint32_t gpio, uint32_t val);
1363 	void	  __ahdecl(*ah_gpioSetIntr)(struct ath_hal*, u_int, uint32_t);
1364 	uint32_t __ahdecl(*ah_getTsf32)(struct ath_hal*);
1365 	uint64_t __ahdecl(*ah_getTsf64)(struct ath_hal*);
1366 	void     __ahdecl(*ah_setTsf64)(struct ath_hal *, uint64_t);
1367 	void	  __ahdecl(*ah_resetTsf)(struct ath_hal*);
1368 	HAL_BOOL  __ahdecl(*ah_detectCardPresent)(struct ath_hal*);
1369 	void	  __ahdecl(*ah_updateMibCounters)(struct ath_hal*,
1370 				HAL_MIB_STATS*);
1371 	HAL_RFGAIN __ahdecl(*ah_getRfGain)(struct ath_hal*);
1372 	u_int	  __ahdecl(*ah_getDefAntenna)(struct ath_hal*);
1373 	void	  __ahdecl(*ah_setDefAntenna)(struct ath_hal*, u_int);
1374 	HAL_ANT_SETTING	 __ahdecl(*ah_getAntennaSwitch)(struct ath_hal*);
1375 	HAL_BOOL  __ahdecl(*ah_setAntennaSwitch)(struct ath_hal*,
1376 				HAL_ANT_SETTING);
1377 	HAL_BOOL  __ahdecl(*ah_setSifsTime)(struct ath_hal*, u_int);
1378 	u_int	  __ahdecl(*ah_getSifsTime)(struct ath_hal*);
1379 	HAL_BOOL  __ahdecl(*ah_setSlotTime)(struct ath_hal*, u_int);
1380 	u_int	  __ahdecl(*ah_getSlotTime)(struct ath_hal*);
1381 	HAL_BOOL  __ahdecl(*ah_setAckTimeout)(struct ath_hal*, u_int);
1382 	u_int	  __ahdecl(*ah_getAckTimeout)(struct ath_hal*);
1383 	HAL_BOOL  __ahdecl(*ah_setAckCTSRate)(struct ath_hal*, u_int);
1384 	u_int	  __ahdecl(*ah_getAckCTSRate)(struct ath_hal*);
1385 	HAL_BOOL  __ahdecl(*ah_setCTSTimeout)(struct ath_hal*, u_int);
1386 	u_int	  __ahdecl(*ah_getCTSTimeout)(struct ath_hal*);
1387 	HAL_BOOL  __ahdecl(*ah_setDecompMask)(struct ath_hal*, uint16_t, int);
1388 	void	  __ahdecl(*ah_setCoverageClass)(struct ath_hal*, uint8_t, int);
1389 	HAL_STATUS	__ahdecl(*ah_setQuiet)(struct ath_hal *ah, uint32_t period,
1390 				uint32_t duration, uint32_t nextStart,
1391 				HAL_QUIET_FLAG flag);
1392 	void	  __ahdecl(*ah_setChainMasks)(struct ath_hal *,
1393 				uint32_t, uint32_t);
1394 
1395 	/* DFS functions */
1396 	void	  __ahdecl(*ah_enableDfs)(struct ath_hal *ah,
1397 				HAL_PHYERR_PARAM *pe);
1398 	void	  __ahdecl(*ah_getDfsThresh)(struct ath_hal *ah,
1399 				HAL_PHYERR_PARAM *pe);
1400 	HAL_BOOL  __ahdecl(*ah_getDfsDefaultThresh)(struct ath_hal *ah,
1401 				HAL_PHYERR_PARAM *pe);
1402 	HAL_BOOL  __ahdecl(*ah_procRadarEvent)(struct ath_hal *ah,
1403 				struct ath_rx_status *rxs, uint64_t fulltsf,
1404 				const char *buf, HAL_DFS_EVENT *event);
1405 	HAL_BOOL  __ahdecl(*ah_isFastClockEnabled)(struct ath_hal *ah);
1406 	void	  __ahdecl(*ah_setDfsCacTxQuiet)(struct ath_hal *, HAL_BOOL);
1407 
1408 	/* Spectral Scan functions */
1409 	void	__ahdecl(*ah_spectralConfigure)(struct ath_hal *ah,
1410 				HAL_SPECTRAL_PARAM *sp);
1411 	void	__ahdecl(*ah_spectralGetConfig)(struct ath_hal *ah,
1412 				HAL_SPECTRAL_PARAM *sp);
1413 	void	__ahdecl(*ah_spectralStart)(struct ath_hal *);
1414 	void	__ahdecl(*ah_spectralStop)(struct ath_hal *);
1415 	HAL_BOOL	__ahdecl(*ah_spectralIsEnabled)(struct ath_hal *);
1416 	HAL_BOOL	__ahdecl(*ah_spectralIsActive)(struct ath_hal *);
1417 	/* XXX getNfPri() and getNfExt() */
1418 
1419 	/* Key Cache Functions */
1420 	uint32_t __ahdecl(*ah_getKeyCacheSize)(struct ath_hal*);
1421 	HAL_BOOL  __ahdecl(*ah_resetKeyCacheEntry)(struct ath_hal*, uint16_t);
1422 	HAL_BOOL  __ahdecl(*ah_isKeyCacheEntryValid)(struct ath_hal *,
1423 				uint16_t);
1424 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntry)(struct ath_hal*,
1425 				uint16_t, const HAL_KEYVAL *,
1426 				const uint8_t *, int);
1427 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntryMac)(struct ath_hal*,
1428 				uint16_t, const uint8_t *);
1429 
1430 	/* Power Management Functions */
1431 	HAL_BOOL  __ahdecl(*ah_setPowerMode)(struct ath_hal*,
1432 				HAL_POWER_MODE mode, int setChip);
1433 	HAL_POWER_MODE __ahdecl(*ah_getPowerMode)(struct ath_hal*);
1434 	int16_t   __ahdecl(*ah_getChanNoise)(struct ath_hal *,
1435 				const struct ieee80211_channel *);
1436 
1437 	/* Beacon Management Functions */
1438 	void	  __ahdecl(*ah_setBeaconTimers)(struct ath_hal*,
1439 				const HAL_BEACON_TIMERS *);
1440 	/* NB: deprecated, use ah_setBeaconTimers instead */
1441 	void	  __ahdecl(*ah_beaconInit)(struct ath_hal *,
1442 				uint32_t nexttbtt, uint32_t intval);
1443 	void	  __ahdecl(*ah_setStationBeaconTimers)(struct ath_hal*,
1444 				const HAL_BEACON_STATE *);
1445 	void	  __ahdecl(*ah_resetStationBeaconTimers)(struct ath_hal*);
1446 	uint64_t  __ahdecl(*ah_getNextTBTT)(struct ath_hal *);
1447 
1448 	/* 802.11n Functions */
1449 	HAL_BOOL  __ahdecl(*ah_chainTxDesc)(struct ath_hal *,
1450 				struct ath_desc *,
1451 				HAL_DMA_ADDR *bufAddrList,
1452 				uint32_t *segLenList,
1453 				u_int, u_int, HAL_PKT_TYPE,
1454 				u_int, HAL_CIPHER, uint8_t, HAL_BOOL,
1455 				HAL_BOOL, HAL_BOOL);
1456 	HAL_BOOL  __ahdecl(*ah_setupFirstTxDesc)(struct ath_hal *,
1457 				struct ath_desc *, u_int, u_int, u_int,
1458 				u_int, u_int, u_int, u_int, u_int);
1459 	HAL_BOOL  __ahdecl(*ah_setupLastTxDesc)(struct ath_hal *,
1460 				struct ath_desc *, const struct ath_desc *);
1461 	void	  __ahdecl(*ah_set11nRateScenario)(struct ath_hal *,
1462 	    			struct ath_desc *, u_int, u_int,
1463 				HAL_11N_RATE_SERIES [], u_int, u_int);
1464 
1465 	/*
1466 	 * The next 4 (set11ntxdesc -> set11naggrlast) are specific
1467 	 * to the EDMA HAL.  Descriptors are chained together by
1468 	 * using filltxdesc (not ChainTxDesc) and then setting the
1469 	 * aggregate flags appropriately using first/middle/last.
1470 	 */
1471 	void	  __ahdecl(*ah_set11nTxDesc)(struct ath_hal *,
1472 				void *, u_int, HAL_PKT_TYPE, u_int, u_int,
1473 				u_int);
1474 	void	  __ahdecl(*ah_set11nAggrFirst)(struct ath_hal *,
1475 				struct ath_desc *, u_int, u_int);
1476 	void	  __ahdecl(*ah_set11nAggrMiddle)(struct ath_hal *,
1477 	    			struct ath_desc *, u_int);
1478 	void	  __ahdecl(*ah_set11nAggrLast)(struct ath_hal *,
1479 				struct ath_desc *);
1480 	void	  __ahdecl(*ah_clr11nAggr)(struct ath_hal *,
1481 	    			struct ath_desc *);
1482 	void	  __ahdecl(*ah_set11nBurstDuration)(struct ath_hal *,
1483 	    			struct ath_desc *, u_int);
1484 	void	  __ahdecl(*ah_set11nVirtMoreFrag)(struct ath_hal *,
1485 				struct ath_desc *, u_int);
1486 
1487 	HAL_BOOL  __ahdecl(*ah_getMibCycleCounts) (struct ath_hal *,
1488 				HAL_SURVEY_SAMPLE *);
1489 
1490 	uint32_t  __ahdecl(*ah_get11nExtBusy)(struct ath_hal *);
1491 	void      __ahdecl(*ah_set11nMac2040)(struct ath_hal *,
1492 				HAL_HT_MACMODE);
1493 	HAL_HT_RXCLEAR __ahdecl(*ah_get11nRxClear)(struct ath_hal *ah);
1494 	void	  __ahdecl(*ah_set11nRxClear)(struct ath_hal *,
1495 	    			HAL_HT_RXCLEAR);
1496 
1497 	/* Interrupt functions */
1498 	HAL_BOOL  __ahdecl(*ah_isInterruptPending)(struct ath_hal*);
1499 	HAL_BOOL  __ahdecl(*ah_getPendingInterrupts)(struct ath_hal*, HAL_INT*);
1500 	HAL_INT	  __ahdecl(*ah_getInterrupts)(struct ath_hal*);
1501 	HAL_INT	  __ahdecl(*ah_setInterrupts)(struct ath_hal*, HAL_INT);
1502 
1503 	/* Bluetooth Coexistence functions */
1504 	void	    __ahdecl(*ah_btCoexSetInfo)(struct ath_hal *,
1505 				HAL_BT_COEX_INFO *);
1506 	void	    __ahdecl(*ah_btCoexSetConfig)(struct ath_hal *,
1507 				HAL_BT_COEX_CONFIG *);
1508 	void	    __ahdecl(*ah_btCoexSetQcuThresh)(struct ath_hal *,
1509 				int);
1510 	void	    __ahdecl(*ah_btCoexSetWeights)(struct ath_hal *,
1511 				uint32_t);
1512 	void	    __ahdecl(*ah_btCoexSetBmissThresh)(struct ath_hal *,
1513 				uint32_t);
1514 	void	    __ahdecl(*ah_btCoexSetParameter)(struct ath_hal *,
1515 				uint32_t, uint32_t);
1516 	void	    __ahdecl(*ah_btCoexDisable)(struct ath_hal *);
1517 	int	    __ahdecl(*ah_btCoexEnable)(struct ath_hal *);
1518 
1519 	/* Bluetooth MCI methods */
1520 	void	    __ahdecl(*ah_btMciSetup)(struct ath_hal *,
1521 				uint32_t, void *, uint16_t, uint32_t);
1522 	HAL_BOOL    __ahdecl(*ah_btMciSendMessage)(struct ath_hal *,
1523 				uint8_t, uint32_t, uint32_t *, uint8_t,
1524 				HAL_BOOL, HAL_BOOL);
1525 	uint32_t    __ahdecl(*ah_btMciGetInterrupt)(struct ath_hal *,
1526 				uint32_t *, uint32_t *);
1527 	uint32_t    __ahdecl(*ah_btMciState)(struct ath_hal *,
1528 				uint32_t, uint32_t *);
1529 	void	    __ahdecl(*ah_btMciDetach)(struct ath_hal *);
1530 
1531 	/* LNA diversity configuration */
1532 	void	    __ahdecl(*ah_divLnaConfGet)(struct ath_hal *,
1533 				HAL_ANT_COMB_CONFIG *);
1534 	void	    __ahdecl(*ah_divLnaConfSet)(struct ath_hal *,
1535 				HAL_ANT_COMB_CONFIG *);
1536 };
1537 
1538 /*
1539  * Check the PCI vendor ID and device ID against Atheros' values
1540  * and return a printable description for any Atheros hardware.
1541  * AH_NULL is returned if the ID's do not describe Atheros hardware.
1542  */
1543 extern	const char *__ahdecl ath_hal_probe(uint16_t vendorid, uint16_t devid);
1544 
1545 /*
1546  * Attach the HAL for use with the specified device.  The device is
1547  * defined by the PCI device ID.  The caller provides an opaque pointer
1548  * to an upper-layer data structure (HAL_SOFTC) that is stored in the
1549  * HAL state block for later use.  Hardware register accesses are done
1550  * using the specified bus tag and handle.  On successful return a
1551  * reference to a state block is returned that must be supplied in all
1552  * subsequent HAL calls.  Storage associated with this reference is
1553  * dynamically allocated and must be freed by calling the ah_detach
1554  * method when the client is done.  If the attach operation fails a
1555  * null (AH_NULL) reference will be returned and a status code will
1556  * be returned if the status parameter is non-zero.
1557  */
1558 extern	struct ath_hal * __ahdecl ath_hal_attach(uint16_t devid, HAL_SOFTC,
1559 		HAL_BUS_TAG, HAL_BUS_HANDLE, uint16_t *eepromdata,
1560 		HAL_OPS_CONFIG *ah_config, HAL_STATUS* status);
1561 
1562 extern	const char *ath_hal_mac_name(struct ath_hal *);
1563 extern	const char *ath_hal_rf_name(struct ath_hal *);
1564 
1565 /*
1566  * Regulatory interfaces.  Drivers should use ath_hal_init_channels to
1567  * request a set of channels for a particular country code and/or
1568  * regulatory domain.  If CTRY_DEFAULT and SKU_NONE are specified then
1569  * this list is constructed according to the contents of the EEPROM.
1570  * ath_hal_getchannels acts similarly but does not alter the operating
1571  * state; this can be used to collect information for a particular
1572  * regulatory configuration.  Finally ath_hal_set_channels installs a
1573  * channel list constructed outside the driver.  The HAL will adopt the
1574  * channel list and setup internal state according to the specified
1575  * regulatory configuration (e.g. conformance test limits).
1576  *
1577  * For all interfaces the channel list is returned in the supplied array.
1578  * maxchans defines the maximum size of this array.  nchans contains the
1579  * actual number of channels returned.  If a problem occurred then a
1580  * status code != HAL_OK is returned.
1581  */
1582 struct ieee80211_channel;
1583 
1584 /*
1585  * Return a list of channels according to the specified regulatory.
1586  */
1587 extern	HAL_STATUS __ahdecl ath_hal_getchannels(struct ath_hal *,
1588     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1589     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn,
1590     HAL_BOOL enableExtendedChannels);
1591 
1592 /*
1593  * Return a list of channels and install it as the current operating
1594  * regulatory list.
1595  */
1596 extern	HAL_STATUS __ahdecl ath_hal_init_channels(struct ath_hal *,
1597     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1598     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN rd,
1599     HAL_BOOL enableExtendedChannels);
1600 
1601 /*
1602  * Install the list of channels as the current operating regulatory
1603  * and setup related state according to the country code and sku.
1604  */
1605 extern	HAL_STATUS __ahdecl ath_hal_set_channels(struct ath_hal *,
1606     struct ieee80211_channel *chans, int nchans,
1607     HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn);
1608 
1609 /*
1610  * Fetch the ctl/ext noise floor values reported by a MIMO
1611  * radio. Returns 1 for valid results, 0 for invalid channel.
1612  */
1613 extern int __ahdecl ath_hal_get_mimo_chan_noise(struct ath_hal *ah,
1614     const struct ieee80211_channel *chan, int16_t *nf_ctl,
1615     int16_t *nf_ext);
1616 
1617 /*
1618  * Calibrate noise floor data following a channel scan or similar.
1619  * This must be called prior retrieving noise floor data.
1620  */
1621 extern	void __ahdecl ath_hal_process_noisefloor(struct ath_hal *ah);
1622 
1623 /*
1624  * Return bit mask of wireless modes supported by the hardware.
1625  */
1626 extern	u_int __ahdecl ath_hal_getwirelessmodes(struct ath_hal*);
1627 
1628 /*
1629  * Get the HAL wireless mode for the given channel.
1630  */
1631 extern	int ath_hal_get_curmode(struct ath_hal *ah,
1632     const struct ieee80211_channel *chan);
1633 
1634 /*
1635  * Calculate the packet TX time for a legacy or 11n frame
1636  */
1637 extern uint32_t __ahdecl ath_hal_pkt_txtime(struct ath_hal *ah,
1638     const HAL_RATE_TABLE *rates, uint32_t frameLen,
1639     uint16_t rateix, HAL_BOOL isht40, HAL_BOOL shortPreamble,
1640     HAL_BOOL includeSifs);
1641 
1642 /*
1643  * Calculate the duration of an 11n frame.
1644  */
1645 extern uint32_t __ahdecl ath_computedur_ht(uint32_t frameLen, uint16_t rate,
1646     int streams, HAL_BOOL isht40, HAL_BOOL isShortGI);
1647 
1648 /*
1649  * Calculate the transmit duration of a legacy frame.
1650  */
1651 extern uint16_t __ahdecl ath_hal_computetxtime(struct ath_hal *,
1652 		const HAL_RATE_TABLE *rates, uint32_t frameLen,
1653 		uint16_t rateix, HAL_BOOL shortPreamble,
1654 		HAL_BOOL includeSifs);
1655 
1656 /*
1657  * Adjust the TSF.
1658  */
1659 extern void __ahdecl ath_hal_adjusttsf(struct ath_hal *ah, int32_t tsfdelta);
1660 
1661 /*
1662  * Enable or disable CCA.
1663  */
1664 void __ahdecl ath_hal_setcca(struct ath_hal *ah, int ena);
1665 
1666 /*
1667  * Get CCA setting.
1668  */
1669 int __ahdecl ath_hal_getcca(struct ath_hal *ah);
1670 
1671 /*
1672  * Enable/disable and get self-gen frame (ACK, CTS) for CAC.
1673  */
1674 void __ahdecl ath_hal_set_dfs_cac_tx_quiet(struct ath_hal *ah, HAL_BOOL ena);
1675 
1676 /*
1677  * Read EEPROM data from ah_eepromdata
1678  */
1679 HAL_BOOL __ahdecl ath_hal_EepromDataRead(struct ath_hal *ah,
1680 		u_int off, uint16_t *data);
1681 
1682 /*
1683  * For now, simply pass through MFP frames.
1684  */
1685 static inline u_int32_t
1686 ath_hal_get_mfp_qos(struct ath_hal *ah)
1687 {
1688 	//return AH_PRIVATE(ah)->ah_mfp_qos;
1689 	return HAL_MFP_QOSDATA;
1690 }
1691 
1692 /*
1693  * Convert between microseconds and core system clocks.
1694  */
1695 extern u_int ath_hal_mac_clks(struct ath_hal *ah, u_int usecs);
1696 extern u_int ath_hal_mac_usec(struct ath_hal *ah, u_int clks);
1697 extern uint64_t ath_hal_mac_psec(struct ath_hal *ah, u_int clks);
1698 
1699 #endif /* _ATH_AH_H_ */
1700