xref: /freebsd/sys/dev/ath/ath_hal/ah.h (revision e0c4386e7e71d93b0edc0c8fa156263fc4a8b0b6)
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 
20 #ifndef _ATH_AH_H_
21 #define _ATH_AH_H_
22 /*
23  * Atheros Hardware Access Layer
24  *
25  * Clients of the HAL call ath_hal_attach to obtain a reference to an ath_hal
26  * structure for use with the device.  Hardware-related operations that
27  * follow must call back into the HAL through interface, supplying the
28  * reference as the first parameter.
29  */
30 
31 #include "ah_osdep.h"
32 
33 /*
34  * Endianness macros; used by various structures and code.
35  */
36 #define AH_BIG_ENDIAN           4321
37 #define AH_LITTLE_ENDIAN        1234
38 
39 #if _BYTE_ORDER == _BIG_ENDIAN
40 #define AH_BYTE_ORDER   AH_BIG_ENDIAN
41 #else
42 #define AH_BYTE_ORDER   AH_LITTLE_ENDIAN
43 #endif
44 
45 /*
46  * The maximum number of TX/RX chains supported.
47  * This is intended to be used by various statistics gathering operations
48  * (NF, RSSI, EVM).
49  */
50 #define	AH_MAX_CHAINS			3
51 #define	AH_MIMO_MAX_EVM_PILOTS		6
52 
53 /*
54  * __ahdecl is analogous to _cdecl; it defines the calling
55  * convention used within the HAL.  For most systems this
56  * can just default to be empty and the compiler will (should)
57  * use _cdecl.  For systems where _cdecl is not compatible this
58  * must be defined.  See linux/ah_osdep.h for an example.
59  */
60 #ifndef __ahdecl
61 #define __ahdecl
62 #endif
63 
64 /*
65  * Status codes that may be returned by the HAL.  Note that
66  * interfaces that return a status code set it only when an
67  * error occurs--i.e. you cannot check it for success.
68  */
69 typedef enum {
70 	HAL_OK		= 0,	/* No error */
71 	HAL_ENXIO	= 1,	/* No hardware present */
72 	HAL_ENOMEM	= 2,	/* Memory allocation failed */
73 	HAL_EIO		= 3,	/* Hardware didn't respond as expected */
74 	HAL_EEMAGIC	= 4,	/* EEPROM magic number invalid */
75 	HAL_EEVERSION	= 5,	/* EEPROM version invalid */
76 	HAL_EELOCKED	= 6,	/* EEPROM unreadable */
77 	HAL_EEBADSUM	= 7,	/* EEPROM checksum invalid */
78 	HAL_EEREAD	= 8,	/* EEPROM read problem */
79 	HAL_EEBADMAC	= 9,	/* EEPROM mac address invalid */
80 	HAL_EESIZE	= 10,	/* EEPROM size not supported */
81 	HAL_EEWRITE	= 11,	/* Attempt to change write-locked EEPROM */
82 	HAL_EINVAL	= 12,	/* Invalid parameter to function */
83 	HAL_ENOTSUPP	= 13,	/* Hardware revision not supported */
84 	HAL_ESELFTEST	= 14,	/* Hardware self-test failed */
85 	HAL_EINPROGRESS	= 15,	/* Operation incomplete */
86 	HAL_EEBADREG	= 16,	/* EEPROM invalid regulatory contents */
87 	HAL_EEBADCC	= 17,	/* EEPROM invalid country code */
88 	HAL_INV_PMODE	= 18,	/* Couldn't bring out of sleep state */
89 } HAL_STATUS;
90 
91 typedef enum {
92 	AH_FALSE = 0,		/* NB: lots of code assumes false is zero */
93 	AH_TRUE  = 1,
94 } HAL_BOOL;
95 
96 typedef enum {
97 	HAL_CAP_REG_DMN		= 0,	/* current regulatory domain */
98 	HAL_CAP_CIPHER		= 1,	/* hardware supports cipher */
99 	HAL_CAP_TKIP_MIC	= 2,	/* handle TKIP MIC in hardware */
100 	HAL_CAP_TKIP_SPLIT	= 3,	/* hardware TKIP uses split keys */
101 	HAL_CAP_PHYCOUNTERS	= 4,	/* hardware PHY error counters */
102 	HAL_CAP_DIVERSITY	= 5,	/* hardware supports fast diversity */
103 	HAL_CAP_KEYCACHE_SIZE	= 6,	/* number of entries in key cache */
104 	HAL_CAP_NUM_TXQUEUES	= 7,	/* number of hardware xmit queues */
105 	HAL_CAP_VEOL		= 9,	/* hardware supports virtual EOL */
106 	HAL_CAP_PSPOLL		= 10,	/* hardware has working PS-Poll support */
107 	HAL_CAP_DIAG		= 11,	/* hardware diagnostic support */
108 	HAL_CAP_COMPRESSION	= 12,	/* hardware supports compression */
109 	HAL_CAP_BURST		= 13,	/* hardware supports packet bursting */
110 	HAL_CAP_FASTFRAME	= 14,	/* hardware supoprts fast frames */
111 	HAL_CAP_TXPOW		= 15,	/* global tx power limit  */
112 	HAL_CAP_TPC		= 16,	/* per-packet tx power control  */
113 	HAL_CAP_PHYDIAG		= 17,	/* hardware phy error diagnostic */
114 	HAL_CAP_BSSIDMASK	= 18,	/* hardware supports bssid mask */
115 	HAL_CAP_MCAST_KEYSRCH	= 19,	/* hardware has multicast key search */
116 	HAL_CAP_TSF_ADJUST	= 20,	/* hardware has beacon tsf adjust */
117 	/* 21 was HAL_CAP_XR */
118 	HAL_CAP_WME_TKIPMIC 	= 22,   /* hardware can support TKIP MIC when WMM is turned on */
119 	/* 23 was HAL_CAP_CHAN_HALFRATE */
120 	/* 24 was HAL_CAP_CHAN_QUARTERRATE */
121 	HAL_CAP_RFSILENT	= 25,	/* hardware has rfsilent support  */
122 	HAL_CAP_TPC_ACK		= 26,	/* ack txpower with per-packet tpc */
123 	HAL_CAP_TPC_CTS		= 27,	/* cts txpower with per-packet tpc */
124 	HAL_CAP_11D		= 28,   /* 11d beacon support for changing cc */
125 	HAL_CAP_PCIE_PS		= 29,
126 	HAL_CAP_HT		= 30,   /* hardware can support HT */
127 	HAL_CAP_GTXTO		= 31,	/* hardware supports global tx timeout */
128 	HAL_CAP_FAST_CC		= 32,	/* hardware supports fast channel change */
129 	HAL_CAP_TX_CHAINMASK	= 33,	/* mask of TX chains supported */
130 	HAL_CAP_RX_CHAINMASK	= 34,	/* mask of RX chains supported */
131 	HAL_CAP_NUM_GPIO_PINS	= 36,	/* number of GPIO pins */
132 
133 	HAL_CAP_CST		= 38,	/* hardware supports carrier sense timeout */
134 	HAL_CAP_RIFS_RX		= 39,
135 	HAL_CAP_RIFS_TX		= 40,
136 	HAL_CAP_FORCE_PPM	= 41,
137 	HAL_CAP_RTS_AGGR_LIMIT	= 42,	/* aggregation limit with RTS */
138 	HAL_CAP_4ADDR_AGGR	= 43,	/* hardware is capable of 4addr aggregation */
139 	HAL_CAP_DFS_DMN		= 44,	/* current DFS domain */
140 	HAL_CAP_EXT_CHAN_DFS	= 45,	/* DFS support for extension channel */
141 	HAL_CAP_COMBINED_RADAR_RSSI	= 46,	/* Is combined RSSI for radar accurate */
142 
143 	HAL_CAP_AUTO_SLEEP	= 48,	/* hardware can go to network sleep
144 					   automatically after waking up to receive TIM */
145 	HAL_CAP_MBSSID_AGGR_SUPPORT	= 49, /* Support for mBSSID Aggregation */
146 	HAL_CAP_SPLIT_4KB_TRANS	= 50,	/* hardware supports descriptors straddling a 4k page boundary */
147 	HAL_CAP_REG_FLAG	= 51,	/* Regulatory domain flags */
148 	HAL_CAP_BB_RIFS_HANG	= 52,
149 	HAL_CAP_RIFS_RX_ENABLED	= 53,
150 	HAL_CAP_BB_DFS_HANG	= 54,
151 
152 	HAL_CAP_RX_STBC		= 58,
153 	HAL_CAP_TX_STBC		= 59,
154 
155 	HAL_CAP_BT_COEX		= 60,	/* hardware is capable of bluetooth coexistence */
156 	HAL_CAP_DYNAMIC_SMPS	= 61,	/* Dynamic MIMO Power Save hardware support */
157 
158 	HAL_CAP_DS		= 67,	/* 2 stream */
159 	HAL_CAP_BB_RX_CLEAR_STUCK_HANG	= 68,
160 	HAL_CAP_MAC_HANG	= 69,	/* can MAC hang */
161 	HAL_CAP_MFP		= 70,	/* Management Frame Protection in hardware */
162 
163 	HAL_CAP_TS		= 72,	/* 3 stream */
164 
165 	HAL_CAP_ENHANCED_DMA_SUPPORT	= 75,	/* DMA FIFO support */
166 	HAL_CAP_NUM_TXMAPS	= 76,	/* Number of buffers in a transmit descriptor */
167 	HAL_CAP_TXDESCLEN	= 77,	/* Length of transmit descriptor */
168 	HAL_CAP_TXSTATUSLEN	= 78,	/* Length of transmit status descriptor */
169 	HAL_CAP_RXSTATUSLEN	= 79,	/* Length of transmit status descriptor */
170 	HAL_CAP_RXFIFODEPTH	= 80,	/* Receive hardware FIFO depth */
171 	HAL_CAP_RXBUFSIZE	= 81,	/* Receive Buffer Length */
172 	HAL_CAP_NUM_MR_RETRIES	= 82,	/* limit on multirate retries */
173 	HAL_CAP_OL_PWRCTRL	= 84,	/* Open loop TX power control */
174 	HAL_CAP_SPECTRAL_SCAN	= 90,	/* Hardware supports spectral scan */
175 
176 	HAL_CAP_BB_PANIC_WATCHDOG	= 92,
177 
178 	HAL_CAP_HT20_SGI	= 96,	/* hardware supports HT20 short GI */
179 
180 	HAL_CAP_LDPC		= 99,
181 
182 	HAL_CAP_RXTSTAMP_PREC	= 100,	/* rx desc tstamp precision (bits) */
183 
184 	HAL_CAP_ANT_DIV_COMB	= 105,	/* Enable antenna diversity/combining */
185 	HAL_CAP_PHYRESTART_CLR_WAR	= 106,	/* in some cases, clear phy restart to fix bb hang */
186 	HAL_CAP_ENTERPRISE_MODE	= 107,	/* Enterprise mode features */
187 	HAL_CAP_LDPCWAR		= 108,
188 	HAL_CAP_CHANNEL_SWITCH_TIME_USEC	= 109,	/* Channel change time, usec */
189 	HAL_CAP_ENABLE_APM	= 110,	/* APM enabled */
190 	HAL_CAP_PCIE_LCR_EXTSYNC_EN	= 111,
191 	HAL_CAP_PCIE_LCR_OFFSET	= 112,
192 
193 	HAL_CAP_ENHANCED_DFS_SUPPORT	= 117,	/* hardware supports enhanced DFS */
194 	HAL_CAP_MCI		= 118,
195 	HAL_CAP_SMARTANTENNA	= 119,
196 	HAL_CAP_TRAFFIC_FAST_RECOVER	= 120,
197 	HAL_CAP_TX_DIVERSITY	= 121,
198 	HAL_CAP_CRDC		= 122,
199 
200 	/* The following are private to the FreeBSD HAL (224 onward) */
201 
202 	HAL_CAP_INTMIT		= 229,	/* interference mitigation */
203 	HAL_CAP_RXORN_FATAL	= 230,	/* HAL_INT_RXORN treated as fatal */
204 	HAL_CAP_BB_HANG		= 235,	/* can baseband hang */
205 	HAL_CAP_INTRMASK	= 237,	/* bitmask of supported interrupts */
206 	HAL_CAP_BSSIDMATCH	= 238,	/* hardware has disable bssid match */
207 	HAL_CAP_STREAMS		= 239,	/* how many 802.11n spatial streams are available */
208 	HAL_CAP_RXDESC_SELFLINK	= 242,	/* support a self-linked tail RX descriptor */
209 	HAL_CAP_BB_READ_WAR	= 244,	/* baseband read WAR */
210 	HAL_CAP_SERIALISE_WAR	= 245,	/* serialise register access on PCI */
211 	HAL_CAP_ENFORCE_TXOP	= 246,	/* Enforce TXOP if supported */
212 	HAL_CAP_RX_LNA_MIXING	= 247,	/* RX hardware uses LNA mixing */
213 	HAL_CAP_DO_MYBEACON	= 248,	/* Supports HAL_RX_FILTER_MYBEACON */
214 	HAL_CAP_TOA_LOCATIONING	= 249,	/* time of flight / arrival locationing */
215 	HAL_CAP_TXTSTAMP_PREC	= 250,	/* tx desc tstamp precision (bits) */
216 } HAL_CAPABILITY_TYPE;
217 
218 /*
219  * "States" for setting the LED.  These correspond to
220  * the possible 802.11 operational states and there may
221  * be a many-to-one mapping between these states and the
222  * actual hardware state for the LED's (i.e. the hardware
223  * may have fewer states).
224  */
225 typedef enum {
226 	HAL_LED_INIT	= 0,
227 	HAL_LED_SCAN	= 1,
228 	HAL_LED_AUTH	= 2,
229 	HAL_LED_ASSOC	= 3,
230 	HAL_LED_RUN	= 4
231 } HAL_LED_STATE;
232 
233 /*
234  * Transmit queue types/numbers.  These are used to tag
235  * each transmit queue in the hardware and to identify a set
236  * of transmit queues for operations such as start/stop dma.
237  */
238 typedef enum {
239 	HAL_TX_QUEUE_INACTIVE	= 0,		/* queue is inactive/unused */
240 	HAL_TX_QUEUE_DATA	= 1,		/* data xmit q's */
241 	HAL_TX_QUEUE_BEACON	= 2,		/* beacon xmit q */
242 	HAL_TX_QUEUE_CAB	= 3,		/* "crap after beacon" xmit q */
243 	HAL_TX_QUEUE_UAPSD	= 4,		/* u-apsd power save xmit q */
244 	HAL_TX_QUEUE_PSPOLL	= 5,		/* power save poll xmit q */
245 	HAL_TX_QUEUE_CFEND	= 6,
246 	HAL_TX_QUEUE_PAPRD	= 7,
247 } HAL_TX_QUEUE;
248 
249 #define	HAL_NUM_TX_QUEUES	10		/* max possible # of queues */
250 
251 /*
252  * Receive queue types.  These are used to tag
253  * each transmit queue in the hardware and to identify a set
254  * of transmit queues for operations such as start/stop dma.
255  */
256 typedef enum {
257 	HAL_RX_QUEUE_HP = 0,			/* high priority recv queue */
258 	HAL_RX_QUEUE_LP = 1,			/* low priority recv queue */
259 } HAL_RX_QUEUE;
260 
261 #define	HAL_NUM_RX_QUEUES	2		/* max possible # of queues */
262 
263 #define	HAL_TXFIFO_DEPTH	8		/* transmit fifo depth */
264 
265 /*
266  * Transmit queue subtype.  These map directly to
267  * WME Access Categories (except for UPSD).  Refer
268  * to Table 5 of the WME spec.
269  */
270 typedef enum {
271 	HAL_WME_AC_BK	= 0,			/* background access category */
272 	HAL_WME_AC_BE	= 1, 			/* best effort access category*/
273 	HAL_WME_AC_VI	= 2,			/* video access category */
274 	HAL_WME_AC_VO	= 3,			/* voice access category */
275 	HAL_WME_UPSD	= 4,			/* uplink power save */
276 } HAL_TX_QUEUE_SUBTYPE;
277 
278 /*
279  * Transmit queue flags that control various
280  * operational parameters.
281  */
282 typedef enum {
283 	/*
284 	 * Per queue interrupt enables.  When set the associated
285 	 * interrupt may be delivered for packets sent through
286 	 * the queue.  Without these enabled no interrupts will
287 	 * be delivered for transmits through the queue.
288 	 */
289 	HAL_TXQ_TXOKINT_ENABLE	   = 0x0001,	/* enable TXOK interrupt */
290 	HAL_TXQ_TXERRINT_ENABLE	   = 0x0001,	/* enable TXERR interrupt */
291 	HAL_TXQ_TXDESCINT_ENABLE   = 0x0002,	/* enable TXDESC interrupt */
292 	HAL_TXQ_TXEOLINT_ENABLE	   = 0x0004,	/* enable TXEOL interrupt */
293 	HAL_TXQ_TXURNINT_ENABLE	   = 0x0008,	/* enable TXURN interrupt */
294 	/*
295 	 * Enable hardware compression for packets sent through
296 	 * the queue.  The compression buffer must be setup and
297 	 * packets must have a key entry marked in the tx descriptor.
298 	 */
299 	HAL_TXQ_COMPRESSION_ENABLE  = 0x0010,	/* enable h/w compression */
300 	/*
301 	 * Disable queue when veol is hit or ready time expires.
302 	 * By default the queue is disabled only on reaching the
303 	 * physical end of queue (i.e. a null link ptr in the
304 	 * descriptor chain).
305 	 */
306 	HAL_TXQ_RDYTIME_EXP_POLICY_ENABLE = 0x0020,
307 	/*
308 	 * Schedule frames on delivery of a DBA (DMA Beacon Alert)
309 	 * event.  Frames will be transmitted only when this timer
310 	 * fires, e.g to transmit a beacon in ap or adhoc modes.
311 	 */
312 	HAL_TXQ_DBA_GATED	    = 0x0040,	/* schedule based on DBA */
313 	/*
314 	 * Each transmit queue has a counter that is incremented
315 	 * each time the queue is enabled and decremented when
316 	 * the list of frames to transmit is traversed (or when
317 	 * the ready time for the queue expires).  This counter
318 	 * must be non-zero for frames to be scheduled for
319 	 * transmission.  The following controls disable bumping
320 	 * this counter under certain conditions.  Typically this
321 	 * is used to gate frames based on the contents of another
322 	 * queue (e.g. CAB traffic may only follow a beacon frame).
323 	 * These are meaningful only when frames are scheduled
324 	 * with a non-ASAP policy (e.g. DBA-gated).
325 	 */
326 	HAL_TXQ_CBR_DIS_QEMPTY	    = 0x0080,	/* disable on this q empty */
327 	HAL_TXQ_CBR_DIS_BEMPTY	    = 0x0100,	/* disable on beacon q empty */
328 
329 	/*
330 	 * Fragment burst backoff policy.  Normally the no backoff
331 	 * is done after a successful transmission, the next fragment
332 	 * is sent at SIFS.  If this flag is set backoff is done
333 	 * after each fragment, regardless whether it was ack'd or
334 	 * not, after the backoff count reaches zero a normal channel
335 	 * access procedure is done before the next transmit (i.e.
336 	 * wait AIFS instead of SIFS).
337 	 */
338 	HAL_TXQ_FRAG_BURST_BACKOFF_ENABLE = 0x00800000,
339 	/*
340 	 * Disable post-tx backoff following each frame.
341 	 */
342 	HAL_TXQ_BACKOFF_DISABLE	    = 0x00010000, /* disable post backoff  */
343 	/*
344 	 * DCU arbiter lockout control.  This controls how
345 	 * lower priority tx queues are handled with respect to
346 	 * to a specific queue when multiple queues have frames
347 	 * to send.  No lockout means lower priority queues arbitrate
348 	 * concurrently with this queue.  Intra-frame lockout
349 	 * means lower priority queues are locked out until the
350 	 * current frame transmits (e.g. including backoffs and bursting).
351 	 * Global lockout means nothing lower can arbitrary so
352 	 * long as there is traffic activity on this queue (frames,
353 	 * backoff, etc).
354 	 */
355 	HAL_TXQ_ARB_LOCKOUT_INTRA   = 0x00020000, /* intra-frame lockout */
356 	HAL_TXQ_ARB_LOCKOUT_GLOBAL  = 0x00040000, /* full lockout s */
357 
358 	HAL_TXQ_IGNORE_VIRTCOL	    = 0x00080000, /* ignore virt collisions */
359 	HAL_TXQ_SEQNUM_INC_DIS	    = 0x00100000, /* disable seqnum increment */
360 } HAL_TX_QUEUE_FLAGS;
361 
362 typedef struct {
363 	uint32_t	tqi_ver;		/* hal TXQ version */
364 	HAL_TX_QUEUE_SUBTYPE tqi_subtype;	/* subtype if applicable */
365 	HAL_TX_QUEUE_FLAGS tqi_qflags;		/* flags (see above) */
366 	uint32_t	tqi_priority;		/* (not used) */
367 	uint32_t	tqi_aifs;		/* aifs */
368 	uint32_t	tqi_cwmin;		/* cwMin */
369 	uint32_t	tqi_cwmax;		/* cwMax */
370 	uint16_t	tqi_shretry;		/* rts retry limit */
371 	uint16_t	tqi_lgretry;		/* long retry limit (not used)*/
372 	uint32_t	tqi_cbrPeriod;		/* CBR period (us) */
373 	uint32_t	tqi_cbrOverflowLimit;	/* threshold for CBROVF int */
374 	uint32_t	tqi_burstTime;		/* max burst duration (us) */
375 	uint32_t	tqi_readyTime;		/* frame schedule time (us) */
376 	uint32_t	tqi_compBuf;		/* comp buffer phys addr */
377 } HAL_TXQ_INFO;
378 
379 #define HAL_TQI_NONVAL 0xffff
380 
381 /* token to use for aifs, cwmin, cwmax */
382 #define	HAL_TXQ_USEDEFAULT	((uint32_t) -1)
383 
384 /* compression definitions */
385 #define HAL_COMP_BUF_MAX_SIZE           9216            /* 9K */
386 #define HAL_COMP_BUF_ALIGN_SIZE         512
387 
388 /*
389  * Transmit packet types.  This belongs in ah_desc.h, but
390  * is here so we can give a proper type to various parameters
391  * (and not require everyone include the file).
392  *
393  * NB: These values are intentionally assigned for
394  *     direct use when setting up h/w descriptors.
395  */
396 typedef enum {
397 	HAL_PKT_TYPE_NORMAL	= 0,
398 	HAL_PKT_TYPE_ATIM	= 1,
399 	HAL_PKT_TYPE_PSPOLL	= 2,
400 	HAL_PKT_TYPE_BEACON	= 3,
401 	HAL_PKT_TYPE_PROBE_RESP	= 4,
402 	HAL_PKT_TYPE_CHIRP	= 5,
403 	HAL_PKT_TYPE_GRP_POLL	= 6,
404 	HAL_PKT_TYPE_AMPDU	= 7,
405 } HAL_PKT_TYPE;
406 
407 /* Rx Filter Frame Types */
408 typedef enum {
409 	/*
410 	 * These bits correspond to AR_RX_FILTER for all chips.
411 	 * Not all bits are supported by all chips.
412 	 */
413 	HAL_RX_FILTER_UCAST	= 0x00000001,	/* Allow unicast frames */
414 	HAL_RX_FILTER_MCAST	= 0x00000002,	/* Allow multicast frames */
415 	HAL_RX_FILTER_BCAST	= 0x00000004,	/* Allow broadcast frames */
416 	HAL_RX_FILTER_CONTROL	= 0x00000008,	/* Allow control frames */
417 	HAL_RX_FILTER_BEACON	= 0x00000010,	/* Allow beacon frames */
418 	HAL_RX_FILTER_PROM	= 0x00000020,	/* Promiscuous mode */
419 	HAL_RX_FILTER_PROBEREQ	= 0x00000080,	/* Allow probe request frames */
420 	HAL_RX_FILTER_PHYERR	= 0x00000100,	/* Allow phy errors */
421 	HAL_RX_FILTER_MYBEACON  = 0x00000200,   /* Filter beacons other than mine */
422 	HAL_RX_FILTER_COMPBAR	= 0x00000400,	/* Allow compressed BAR */
423 	HAL_RX_FILTER_COMP_BA	= 0x00000800,	/* Allow compressed blockack */
424 	HAL_RX_FILTER_PHYRADAR	= 0x00002000,	/* Allow phy radar errors */
425 	HAL_RX_FILTER_PSPOLL	= 0x00004000,	/* Allow PS-POLL frames */
426 	HAL_RX_FILTER_MCAST_BCAST_ALL	= 0x00008000,
427 						/* Allow all mcast/bcast frames */
428 
429 	/*
430 	 * Magic RX filter flags that aren't targeting hardware bits
431 	 * but instead the HAL sets individual bits - eg PHYERR will result
432 	 * in OFDM/CCK timing error frames being received.
433 	 */
434 	HAL_RX_FILTER_BSSID	= 0x40000000,	/* Disable BSSID match */
435 } HAL_RX_FILTER;
436 
437 typedef enum {
438 	HAL_PM_AWAKE		= 0,
439 	HAL_PM_FULL_SLEEP	= 1,
440 	HAL_PM_NETWORK_SLEEP	= 2,
441 	HAL_PM_UNDEFINED	= 3
442 } HAL_POWER_MODE;
443 
444 /*
445  * Enterprise mode flags
446  */
447 #define	AH_ENT_DUAL_BAND_DISABLE	0x00000001
448 #define	AH_ENT_CHAIN2_DISABLE		0x00000002
449 #define	AH_ENT_5MHZ_DISABLE		0x00000004
450 #define	AH_ENT_10MHZ_DISABLE		0x00000008
451 #define	AH_ENT_49GHZ_DISABLE		0x00000010
452 #define	AH_ENT_LOOPBACK_DISABLE		0x00000020
453 #define	AH_ENT_TPC_PERF_DISABLE		0x00000040
454 #define	AH_ENT_MIN_PKT_SIZE_DISABLE	0x00000080
455 #define	AH_ENT_SPECTRAL_PRECISION	0x00000300
456 #define	AH_ENT_SPECTRAL_PRECISION_S	8
457 #define	AH_ENT_RTSCTS_DELIM_WAR		0x00010000
458 
459 #define AH_FIRST_DESC_NDELIMS 60
460 
461 /*
462  * NOTE WELL:
463  * These are mapped to take advantage of the common locations for many of
464  * the bits on all of the currently supported MAC chips. This is to make
465  * the ISR as efficient as possible, while still abstracting HW differences.
466  * When new hardware breaks this commonality this enumerated type, as well
467  * as the HAL functions using it, must be modified. All values are directly
468  * mapped unless commented otherwise.
469  */
470 typedef enum {
471 	HAL_INT_RX	= 0x00000001,	/* Non-common mapping */
472 	HAL_INT_RXDESC	= 0x00000002,	/* Legacy mapping */
473 	HAL_INT_RXERR	= 0x00000004,
474 	HAL_INT_RXHP	= 0x00000001,	/* EDMA */
475 	HAL_INT_RXLP	= 0x00000002,	/* EDMA */
476 	HAL_INT_RXNOFRM	= 0x00000008,
477 	HAL_INT_RXEOL	= 0x00000010,
478 	HAL_INT_RXORN	= 0x00000020,
479 	HAL_INT_TX	= 0x00000040,	/* Non-common mapping */
480 	HAL_INT_TXDESC	= 0x00000080,
481 	HAL_INT_TIM_TIMER= 0x00000100,
482 	HAL_INT_MCI	= 0x00000200,
483 	HAL_INT_BBPANIC	= 0x00000400,
484 	HAL_INT_TXURN	= 0x00000800,
485 	HAL_INT_MIB	= 0x00001000,
486 	HAL_INT_RXPHY	= 0x00004000,
487 	HAL_INT_RXKCM	= 0x00008000,
488 	HAL_INT_SWBA	= 0x00010000,
489 	HAL_INT_BRSSI	= 0x00020000,
490 	HAL_INT_BMISS	= 0x00040000,
491 	HAL_INT_BNR	= 0x00100000,
492 	HAL_INT_TIM	= 0x00200000,	/* Non-common mapping */
493 	HAL_INT_DTIM	= 0x00400000,	/* Non-common mapping */
494 	HAL_INT_DTIMSYNC= 0x00800000,	/* Non-common mapping */
495 	HAL_INT_GPIO	= 0x01000000,
496 	HAL_INT_CABEND	= 0x02000000,	/* Non-common mapping */
497 	HAL_INT_TSFOOR	= 0x04000000,	/* Non-common mapping */
498 	HAL_INT_TBTT	= 0x08000000,	/* Non-common mapping */
499 	/* Atheros ref driver has a generic timer interrupt now..*/
500 	HAL_INT_GENTIMER	= 0x08000000,	/* Non-common mapping */
501 	HAL_INT_CST	= 0x10000000,	/* Non-common mapping */
502 	HAL_INT_GTT	= 0x20000000,	/* Non-common mapping */
503 	HAL_INT_FATAL	= 0x40000000,	/* Non-common mapping */
504 #define	HAL_INT_GLOBAL	0x80000000	/* Set/clear IER */
505 	HAL_INT_BMISC	= HAL_INT_TIM
506 			| HAL_INT_DTIM
507 			| HAL_INT_DTIMSYNC
508 			| HAL_INT_CABEND
509 			| HAL_INT_TBTT,
510 
511 	/* Interrupt bits that map directly to ISR/IMR bits */
512 	HAL_INT_COMMON  = HAL_INT_RXNOFRM
513 			| HAL_INT_RXDESC
514 			| HAL_INT_RXEOL
515 			| HAL_INT_RXORN
516 			| HAL_INT_TXDESC
517 			| HAL_INT_TXURN
518 			| HAL_INT_MIB
519 			| HAL_INT_RXPHY
520 			| HAL_INT_RXKCM
521 			| HAL_INT_SWBA
522 			| HAL_INT_BMISS
523 			| HAL_INT_BRSSI
524 			| HAL_INT_BNR
525 			| HAL_INT_GPIO,
526 } HAL_INT;
527 
528 /*
529  * MSI vector assignments
530  */
531 typedef enum {
532 	HAL_MSIVEC_MISC = 0,
533 	HAL_MSIVEC_TX   = 1,
534 	HAL_MSIVEC_RXLP = 2,
535 	HAL_MSIVEC_RXHP = 3,
536 } HAL_MSIVEC;
537 
538 typedef enum {
539 	HAL_INT_LINE = 0,
540 	HAL_INT_MSI  = 1,
541 } HAL_INT_TYPE;
542 
543 /* For interrupt mitigation registers */
544 typedef enum {
545 	HAL_INT_RX_FIRSTPKT=0,
546 	HAL_INT_RX_LASTPKT,
547 	HAL_INT_TX_FIRSTPKT,
548 	HAL_INT_TX_LASTPKT,
549 	HAL_INT_THRESHOLD
550 } HAL_INT_MITIGATION;
551 
552 /* XXX this is duplicate information! */
553 typedef struct {
554 	u_int32_t	cyclecnt_diff;		/* delta cycle count */
555 	u_int32_t	rxclr_cnt;		/* rx clear count */
556 	u_int32_t	extrxclr_cnt;		/* ext chan rx clear count */
557 	u_int32_t	txframecnt_diff;	/* delta tx frame count */
558 	u_int32_t	rxframecnt_diff;	/* delta rx frame count */
559 	u_int32_t	listen_time;		/* listen time in msec - time for which ch is free */
560 	u_int32_t	ofdmphyerr_cnt;		/* OFDM err count since last reset */
561 	u_int32_t	cckphyerr_cnt;		/* CCK err count since last reset */
562 	u_int32_t	ofdmphyerrcnt_diff;	/* delta OFDM Phy Error Count */
563 	HAL_BOOL	valid;			/* if the stats are valid*/
564 } HAL_ANISTATS;
565 
566 typedef struct {
567 	u_int8_t	txctl_offset;
568 	u_int8_t	txctl_numwords;
569 	u_int8_t	txstatus_offset;
570 	u_int8_t	txstatus_numwords;
571 
572 	u_int8_t	rxctl_offset;
573 	u_int8_t	rxctl_numwords;
574 	u_int8_t	rxstatus_offset;
575 	u_int8_t	rxstatus_numwords;
576 
577 	u_int8_t	macRevision;
578 } HAL_DESC_INFO;
579 
580 typedef enum {
581 	HAL_GPIO_OUTPUT_MUX_AS_OUTPUT		= 0,
582 	HAL_GPIO_OUTPUT_MUX_PCIE_ATTENTION_LED	= 1,
583 	HAL_GPIO_OUTPUT_MUX_PCIE_POWER_LED	= 2,
584 	HAL_GPIO_OUTPUT_MUX_MAC_NETWORK_LED	= 3,
585 	HAL_GPIO_OUTPUT_MUX_MAC_POWER_LED	= 4,
586 	HAL_GPIO_OUTPUT_MUX_AS_WLAN_ACTIVE	= 5,
587 	HAL_GPIO_OUTPUT_MUX_AS_TX_FRAME		= 6,
588 
589 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_DATA,
590 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_CLK,
591 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_DATA,
592 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_CLK,
593 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_TX,
594 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_RX,
595 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_TX,
596 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_RX,
597 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_STROBE,
598 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_DATA,
599 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL0,
600 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL1,
601 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL2,
602 	HAL_GPIO_OUTPUT_MUX_NUM_ENTRIES
603 } HAL_GPIO_MUX_TYPE;
604 
605 typedef enum {
606 	HAL_GPIO_INTR_LOW		= 0,
607 	HAL_GPIO_INTR_HIGH		= 1,
608 	HAL_GPIO_INTR_DISABLE		= 2
609 } HAL_GPIO_INTR_TYPE;
610 
611 typedef struct halCounters {
612     u_int32_t   tx_frame_count;
613     u_int32_t   rx_frame_count;
614     u_int32_t   rx_clear_count;
615     u_int32_t   cycle_count;
616     u_int8_t    is_rx_active;     // true (1) or false (0)
617     u_int8_t    is_tx_active;     // true (1) or false (0)
618 } HAL_COUNTERS;
619 
620 typedef enum {
621 	HAL_RFGAIN_INACTIVE		= 0,
622 	HAL_RFGAIN_READ_REQUESTED	= 1,
623 	HAL_RFGAIN_NEED_CHANGE		= 2
624 } HAL_RFGAIN;
625 
626 typedef uint16_t HAL_CTRY_CODE;		/* country code */
627 typedef uint16_t HAL_REG_DOMAIN;		/* regulatory domain code */
628 
629 #define HAL_ANTENNA_MIN_MODE  0
630 #define HAL_ANTENNA_FIXED_A   1
631 #define HAL_ANTENNA_FIXED_B   2
632 #define HAL_ANTENNA_MAX_MODE  3
633 
634 typedef struct {
635 	uint32_t	ackrcv_bad;
636 	uint32_t	rts_bad;
637 	uint32_t	rts_good;
638 	uint32_t	fcs_bad;
639 	uint32_t	beacons;
640 } HAL_MIB_STATS;
641 
642 /*
643  * These bits represent what's in ah_currentRDext.
644  */
645 typedef enum {
646 	REG_EXT_FCC_MIDBAND		= 0,
647 	REG_EXT_JAPAN_MIDBAND		= 1,
648 	REG_EXT_FCC_DFS_HT40		= 2,
649 	REG_EXT_JAPAN_NONDFS_HT40	= 3,
650 	REG_EXT_JAPAN_DFS_HT40		= 4,
651 	REG_EXT_FCC_CH_144		= 5,
652 } REG_EXT_BITMAP;
653 
654 enum {
655 	HAL_MODE_11A	= 0x001,		/* 11a channels */
656 	HAL_MODE_TURBO	= 0x002,		/* 11a turbo-only channels */
657 	HAL_MODE_11B	= 0x004,		/* 11b channels */
658 	HAL_MODE_PUREG	= 0x008,		/* 11g channels (OFDM only) */
659 #ifdef notdef
660 	HAL_MODE_11G	= 0x010,		/* 11g channels (OFDM/CCK) */
661 #else
662 	HAL_MODE_11G	= 0x008,		/* XXX historical */
663 #endif
664 	HAL_MODE_108G	= 0x020,		/* 11g+Turbo channels */
665 	HAL_MODE_108A	= 0x040,		/* 11a+Turbo channels */
666 	HAL_MODE_11A_HALF_RATE = 0x200,		/* 11a half width channels */
667 	HAL_MODE_11A_QUARTER_RATE = 0x400,	/* 11a quarter width channels */
668 	HAL_MODE_11G_HALF_RATE = 0x800,		/* 11g half width channels */
669 	HAL_MODE_11G_QUARTER_RATE = 0x1000,	/* 11g quarter width channels */
670 	HAL_MODE_11NG_HT20	= 0x008000,
671 	HAL_MODE_11NA_HT20  	= 0x010000,
672 	HAL_MODE_11NG_HT40PLUS	= 0x020000,
673 	HAL_MODE_11NG_HT40MINUS	= 0x040000,
674 	HAL_MODE_11NA_HT40PLUS	= 0x080000,
675 	HAL_MODE_11NA_HT40MINUS	= 0x100000,
676 	HAL_MODE_ALL	= 0xffffff
677 };
678 
679 typedef struct {
680 	int		rateCount;		/* NB: for proper padding */
681 	uint8_t		rateCodeToIndex[256];	/* back mapping */
682 	struct {
683 		uint8_t		valid;		/* valid for rate control use */
684 		uint8_t		phy;		/* CCK/OFDM/XR */
685 		uint32_t	rateKbps;	/* transfer rate in kbs */
686 		uint8_t		rateCode;	/* rate for h/w descriptors */
687 		uint8_t		shortPreamble;	/* mask for enabling short
688 						 * preamble in CCK rate code */
689 		uint8_t		dot11Rate;	/* value for supported rates
690 						 * info element of MLME */
691 		uint8_t		controlRate;	/* index of next lower basic
692 						 * rate; used for dur. calcs */
693 		uint16_t	lpAckDuration;	/* long preamble ACK duration */
694 		uint16_t	spAckDuration;	/* short preamble ACK duration*/
695 	} info[64];
696 } HAL_RATE_TABLE;
697 
698 typedef struct {
699 	u_int		rs_count;		/* number of valid entries */
700 	uint8_t	rs_rates[64];		/* rates */
701 } HAL_RATE_SET;
702 
703 /*
704  * 802.11n specific structures and enums
705  */
706 typedef enum {
707 	HAL_CHAINTYPE_TX	= 1,	/* Tx chain type */
708 	HAL_CHAINTYPE_RX	= 2,	/* RX chain type */
709 } HAL_CHAIN_TYPE;
710 
711 typedef struct {
712 	u_int	Tries;
713 	u_int	Rate;		/* hardware rate code */
714 	u_int	RateIndex;	/* rate series table index */
715 	u_int	PktDuration;
716 	u_int	ChSel;
717 	u_int	RateFlags;
718 #define	HAL_RATESERIES_RTS_CTS		0x0001	/* use rts/cts w/this series */
719 #define	HAL_RATESERIES_2040		0x0002	/* use ext channel for series */
720 #define	HAL_RATESERIES_HALFGI		0x0004	/* use half-gi for series */
721 #define	HAL_RATESERIES_STBC		0x0008	/* use STBC for series */
722 	u_int	tx_power_cap;		/* in 1/2 dBm units XXX TODO */
723 } HAL_11N_RATE_SERIES;
724 
725 typedef enum {
726 	HAL_HT_MACMODE_20	= 0,	/* 20 MHz operation */
727 	HAL_HT_MACMODE_2040	= 1,	/* 20/40 MHz operation */
728 } HAL_HT_MACMODE;
729 
730 typedef enum {
731 	HAL_HT_PHYMODE_20	= 0,	/* 20 MHz operation */
732 	HAL_HT_PHYMODE_2040	= 1,	/* 20/40 MHz operation */
733 } HAL_HT_PHYMODE;
734 
735 typedef enum {
736 	HAL_HT_EXTPROTSPACING_20 = 0,	/* 20 MHz spacing */
737 	HAL_HT_EXTPROTSPACING_25 = 1,	/* 25 MHz spacing */
738 } HAL_HT_EXTPROTSPACING;
739 
740 typedef enum {
741 	HAL_RX_CLEAR_CTL_LOW	= 0x1,	/* force control channel to appear busy */
742 	HAL_RX_CLEAR_EXT_LOW	= 0x2,	/* force extension channel to appear busy */
743 } HAL_HT_RXCLEAR;
744 
745 typedef enum {
746 	HAL_FREQ_BAND_5GHZ	= 0,
747 	HAL_FREQ_BAND_2GHZ	= 1,
748 } HAL_FREQ_BAND;
749 
750 /*
751  * Antenna switch control.  By default antenna selection
752  * enables multiple (2) antenna use.  To force use of the
753  * A or B antenna only specify a fixed setting.  Fixing
754  * the antenna will also disable any diversity support.
755  */
756 typedef enum {
757 	HAL_ANT_VARIABLE = 0,			/* variable by programming */
758 	HAL_ANT_FIXED_A	 = 1,			/* fixed antenna A */
759 	HAL_ANT_FIXED_B	 = 2,			/* fixed antenna B */
760 } HAL_ANT_SETTING;
761 
762 typedef enum {
763 	HAL_M_STA	= 1,			/* infrastructure station */
764 	HAL_M_IBSS	= 0,			/* IBSS (adhoc) station */
765 	HAL_M_HOSTAP	= 6,			/* Software Access Point */
766 	HAL_M_MONITOR	= 8			/* Monitor mode */
767 } HAL_OPMODE;
768 
769 typedef enum {
770 	HAL_RESET_NORMAL	= 0,		/* Do normal reset */
771 	HAL_RESET_BBPANIC	= 1,		/* Reset because of BB panic */
772 	HAL_RESET_FORCE_COLD	= 2,		/* Force full reset */
773 } HAL_RESET_TYPE;
774 
775 enum {
776 	HAL_RESET_POWER_ON,
777 	HAL_RESET_WARM,
778 	HAL_RESET_COLD
779 };
780 
781 typedef struct {
782 	uint8_t		kv_type;		/* one of HAL_CIPHER */
783 	uint8_t		kv_apsd;		/* Mask for APSD enabled ACs */
784 	uint16_t	kv_len;			/* length in bits */
785 	uint8_t		kv_val[16];		/* enough for 128-bit keys */
786 	uint8_t		kv_mic[8];		/* TKIP MIC key */
787 	uint8_t		kv_txmic[8];		/* TKIP TX MIC key (optional) */
788 } HAL_KEYVAL;
789 
790 /*
791  * This is the TX descriptor field which marks the key padding requirement.
792  * The naming is unfortunately unclear.
793  */
794 #define AH_KEYTYPE_MASK     0x0F
795 typedef enum {
796     HAL_KEY_TYPE_CLEAR,
797     HAL_KEY_TYPE_WEP,
798     HAL_KEY_TYPE_AES,
799     HAL_KEY_TYPE_TKIP,
800 } HAL_KEY_TYPE;
801 
802 typedef enum {
803 	HAL_CIPHER_WEP		= 0,
804 	HAL_CIPHER_AES_OCB	= 1,
805 	HAL_CIPHER_AES_CCM	= 2,
806 	HAL_CIPHER_CKIP		= 3,
807 	HAL_CIPHER_TKIP		= 4,
808 	HAL_CIPHER_CLR		= 5,		/* no encryption */
809 
810 	HAL_CIPHER_MIC		= 127		/* TKIP-MIC, not a cipher */
811 } HAL_CIPHER;
812 
813 enum {
814 	HAL_SLOT_TIME_6	 = 6,			/* NB: for turbo mode */
815 	HAL_SLOT_TIME_9	 = 9,
816 	HAL_SLOT_TIME_20 = 20,
817 };
818 
819 /*
820  * Per-station beacon timer state.  Note that the specified
821  * beacon interval (given in TU's) can also include flags
822  * to force a TSF reset and to enable the beacon xmit logic.
823  * If bs_cfpmaxduration is non-zero the hardware is setup to
824  * coexist with a PCF-capable AP.
825  */
826 typedef struct {
827 	uint32_t	bs_nexttbtt;		/* next beacon in TU */
828 	uint32_t	bs_nextdtim;		/* next DTIM in TU */
829 	uint32_t	bs_intval;		/* beacon interval+flags */
830 /*
831  * HAL_BEACON_PERIOD, HAL_BEACON_ENA and HAL_BEACON_RESET_TSF
832  * are all 1:1 correspondances with the pre-11n chip AR_BEACON
833  * register.
834  */
835 #define	HAL_BEACON_PERIOD	0x0000ffff	/* beacon interval period */
836 #define	HAL_BEACON_PERIOD_TU8	0x0007ffff	/* beacon interval, tu/8 */
837 #define	HAL_BEACON_ENA		0x00800000	/* beacon xmit enable */
838 #define	HAL_BEACON_RESET_TSF	0x01000000	/* clear TSF */
839 #define	HAL_TSFOOR_THRESHOLD	0x00004240	/* TSF OOR thresh (16k uS) */
840 	uint32_t	bs_dtimperiod;
841 	uint16_t	bs_cfpperiod;		/* CFP period in TU */
842 	uint16_t	bs_cfpmaxduration;	/* max CFP duration in TU */
843 	uint32_t	bs_cfpnext;		/* next CFP in TU */
844 	uint16_t	bs_timoffset;		/* byte offset to TIM bitmap */
845 	uint16_t	bs_bmissthreshold;	/* beacon miss threshold */
846 	uint32_t	bs_sleepduration;	/* max sleep duration */
847 	uint32_t	bs_tsfoor_threshold;	/* TSF out of range threshold */
848 } HAL_BEACON_STATE;
849 
850 /*
851  * Like HAL_BEACON_STATE but for non-station mode setup.
852  * NB: see above flag definitions for bt_intval.
853  */
854 typedef struct {
855 	uint32_t	bt_intval;		/* beacon interval+flags */
856 	uint32_t	bt_nexttbtt;		/* next beacon in TU */
857 	uint32_t	bt_nextatim;		/* next ATIM in TU */
858 	uint32_t	bt_nextdba;		/* next DBA in 1/8th TU */
859 	uint32_t	bt_nextswba;		/* next SWBA in 1/8th TU */
860 	uint32_t	bt_flags;		/* timer enables */
861 #define HAL_BEACON_TBTT_EN	0x00000001
862 #define HAL_BEACON_DBA_EN	0x00000002
863 #define HAL_BEACON_SWBA_EN	0x00000004
864 } HAL_BEACON_TIMERS;
865 
866 /*
867  * Per-node statistics maintained by the driver for use in
868  * optimizing signal quality and other operational aspects.
869  */
870 typedef struct {
871 	uint32_t	ns_avgbrssi;	/* average beacon rssi */
872 	uint32_t	ns_avgrssi;	/* average data rssi */
873 	uint32_t	ns_avgtxrssi;	/* average tx rssi */
874 } HAL_NODE_STATS;
875 
876 #define	HAL_RSSI_EP_MULTIPLIER	(1<<7)	/* pow2 to optimize out * and / */
877 
878 /*
879  * This is the ANI state and MIB stats.
880  *
881  * It's used by the HAL modules to keep state /and/ by the debug ioctl
882  * to fetch ANI information.
883  */
884 typedef struct {
885 	uint32_t	ast_ani_niup;   /* ANI increased noise immunity */
886 	uint32_t	ast_ani_nidown; /* ANI decreased noise immunity */
887 	uint32_t	ast_ani_spurup; /* ANI increased spur immunity */
888 	uint32_t	ast_ani_spurdown;/* ANI descreased spur immunity */
889 	uint32_t	ast_ani_ofdmon; /* ANI OFDM weak signal detect on */
890 	uint32_t	ast_ani_ofdmoff;/* ANI OFDM weak signal detect off */
891 	uint32_t	ast_ani_cckhigh;/* ANI CCK weak signal threshold high */
892 	uint32_t	ast_ani_ccklow; /* ANI CCK weak signal threshold low */
893 	uint32_t	ast_ani_stepup; /* ANI increased first step level */
894 	uint32_t	ast_ani_stepdown;/* ANI decreased first step level */
895 	uint32_t	ast_ani_ofdmerrs;/* ANI cumulative ofdm phy err count */
896 	uint32_t	ast_ani_cckerrs;/* ANI cumulative cck phy err count */
897 	uint32_t	ast_ani_reset;  /* ANI parameters zero'd for non-STA */
898 	uint32_t	ast_ani_lzero;  /* ANI listen time forced to zero */
899 	uint32_t	ast_ani_lneg;   /* ANI listen time calculated < 0 */
900 	HAL_MIB_STATS	ast_mibstats;   /* MIB counter stats */
901 	HAL_NODE_STATS	ast_nodestats;  /* Latest rssi stats from driver */
902 } HAL_ANI_STATS;
903 
904 typedef struct {
905 	uint8_t		noiseImmunityLevel; /* Global for pre-AR9380; OFDM later*/
906 	uint8_t		cckNoiseImmunityLevel; /* AR9380: CCK specific NI */
907 	uint8_t		spurImmunityLevel;
908 	uint8_t		firstepLevel;
909 	uint8_t		ofdmWeakSigDetectOff;
910 	uint8_t		cckWeakSigThreshold;
911 	uint8_t		mrcCck;		/* MRC CCK is enabled */
912 	uint32_t	listenTime;
913 
914 	/* NB: intentionally ordered so data exported to user space is first */
915 	uint32_t	txFrameCount;   /* Last txFrameCount */
916 	uint32_t	rxFrameCount;   /* Last rx Frame count */
917 	uint32_t	cycleCount;     /* Last cycleCount
918 					   (to detect wrap-around) */
919 	uint32_t	ofdmPhyErrCount;/* OFDM err count since last reset */
920 	uint32_t	cckPhyErrCount; /* CCK err count since last reset */
921 } HAL_ANI_STATE;
922 
923 struct ath_desc;
924 struct ath_tx_status;
925 struct ath_rx_status;
926 struct ieee80211_channel;
927 
928 /*
929  * This is a channel survey sample entry.
930  *
931  * The AR5212 ANI routines fill these samples. The ANI code then uses it
932  * when calculating listen time; it is also exported via a diagnostic
933  * API.
934  */
935 typedef struct {
936 	uint32_t        seq_num;
937 	uint32_t        tx_busy;
938 	uint32_t        rx_busy;
939 	uint32_t        chan_busy;
940 	uint32_t        ext_chan_busy;
941 	uint32_t        cycle_count;
942 	/* XXX TODO */
943 	uint32_t        ofdm_phyerr_count;
944 	uint32_t        cck_phyerr_count;
945 } HAL_SURVEY_SAMPLE;
946 
947 /*
948  * This provides 3.2 seconds of sample space given an
949  * ANI time of 1/10th of a second. This may not be enough!
950  */
951 #define	CHANNEL_SURVEY_SAMPLE_COUNT	32
952 
953 typedef struct {
954 	HAL_SURVEY_SAMPLE samples[CHANNEL_SURVEY_SAMPLE_COUNT];
955 	uint32_t cur_sample;	/* current sample in sequence */
956 	uint32_t cur_seq;	/* current sequence number */
957 } HAL_CHANNEL_SURVEY;
958 
959 /*
960  * ANI commands.
961  *
962  * These are used both internally and externally via the diagnostic
963  * API.
964  *
965  * Note that this is NOT the ANI commands being used via the INTMIT
966  * capability - that has a different mapping for some reason.
967  */
968 typedef enum {
969 	HAL_ANI_PRESENT = 0,			/* is ANI support present */
970 	HAL_ANI_NOISE_IMMUNITY_LEVEL = 1,	/* set level (global or ofdm) */
971 	HAL_ANI_OFDM_WEAK_SIGNAL_DETECTION = 2,	/* enable/disable */
972 	HAL_ANI_CCK_WEAK_SIGNAL_THR = 3,	/* enable/disable */
973 	HAL_ANI_FIRSTEP_LEVEL = 4,		/* set level */
974 	HAL_ANI_SPUR_IMMUNITY_LEVEL = 5,	/* set level */
975 	HAL_ANI_MODE = 6,			/* 0 => manual, 1 => auto (XXX do not change) */
976 	HAL_ANI_PHYERR_RESET = 7,		/* reset phy error stats */
977 	HAL_ANI_MRC_CCK = 8,
978 	HAL_ANI_CCK_NOISE_IMMUNITY_LEVEL = 9,	/* set level (cck) */
979 } HAL_ANI_CMD;
980 
981 #define	HAL_ANI_ALL		0xffffffff
982 
983 /*
984  * This is the layout of the ANI INTMIT capability.
985  *
986  * Notice that the command values differ to HAL_ANI_CMD.
987  */
988 typedef enum {
989 	HAL_CAP_INTMIT_PRESENT = 0,
990 	HAL_CAP_INTMIT_ENABLE = 1,
991 	HAL_CAP_INTMIT_NOISE_IMMUNITY_LEVEL = 2,
992 	HAL_CAP_INTMIT_OFDM_WEAK_SIGNAL_LEVEL = 3,
993 	HAL_CAP_INTMIT_CCK_WEAK_SIGNAL_THR = 4,
994 	HAL_CAP_INTMIT_FIRSTEP_LEVEL = 5,
995 	HAL_CAP_INTMIT_SPUR_IMMUNITY_LEVEL = 6
996 } HAL_CAP_INTMIT_CMD;
997 
998 typedef struct {
999 	int32_t		pe_firpwr;	/* FIR pwr out threshold */
1000 	int32_t		pe_rrssi;	/* Radar rssi thresh */
1001 	int32_t		pe_height;	/* Pulse height thresh */
1002 	int32_t		pe_prssi;	/* Pulse rssi thresh */
1003 	int32_t		pe_inband;	/* Inband thresh */
1004 
1005 	/* The following params are only for AR5413 and later */
1006 	u_int32_t	pe_relpwr;	/* Relative power threshold in 0.5dB steps */
1007 	u_int32_t	pe_relstep;	/* Pulse Relative step threshold in 0.5dB steps */
1008 	u_int32_t	pe_maxlen;	/* Max length of radar sign in 0.8us units */
1009 	int32_t		pe_usefir128;	/* Use the average in-band power measured over 128 cycles */
1010 	int32_t		pe_blockradar;	/*
1011 					 * Enable to block radar check if pkt detect is done via OFDM
1012 					 * weak signal detect or pkt is detected immediately after tx
1013 					 * to rx transition
1014 					 */
1015 	int32_t		pe_enmaxrssi;	/*
1016 					 * Enable to use the max rssi instead of the last rssi during
1017 					 * fine gain changes for radar detection
1018 					 */
1019 	int32_t		pe_extchannel;	/* Enable DFS on ext channel */
1020 	int32_t		pe_enabled;	/* Whether radar detection is enabled */
1021 	int32_t		pe_enrelpwr;
1022 	int32_t		pe_en_relstep_check;
1023 } HAL_PHYERR_PARAM;
1024 
1025 #define	HAL_PHYERR_PARAM_NOVAL	65535
1026 
1027 typedef struct {
1028 	u_int16_t	ss_fft_period;	/* Skip interval for FFT reports */
1029 	u_int16_t	ss_period;	/* Spectral scan period */
1030 	u_int16_t	ss_count;	/* # of reports to return from ss_active */
1031 	u_int16_t	ss_short_report;/* Set to report only 1 set of FFT results */
1032 	u_int8_t	radar_bin_thresh_sel;	/* strong signal radar FFT threshold configuration */
1033 	u_int16_t	ss_spectral_pri;		/* are we doing a noise power cal ? */
1034 	int8_t		ss_nf_cal[AH_MAX_CHAINS*2];     /* nf calibrated values for ctl+ext from eeprom */
1035 	int8_t		ss_nf_pwr[AH_MAX_CHAINS*2];     /* nf pwr values for ctl+ext from eeprom */
1036 	int32_t		ss_nf_temp_data;	/* temperature data taken during nf scan */
1037 	int		ss_enabled;
1038 	int		ss_active;
1039 } HAL_SPECTRAL_PARAM;
1040 #define	HAL_SPECTRAL_PARAM_NOVAL	0xFFFF
1041 #define	HAL_SPECTRAL_PARAM_ENABLE	0x8000	/* Enable/Disable if applicable */
1042 
1043 /*
1044  * DFS operating mode flags.
1045  */
1046 typedef enum {
1047 	HAL_DFS_UNINIT_DOMAIN	= 0,	/* Uninitialized dfs domain */
1048 	HAL_DFS_FCC_DOMAIN	= 1,	/* FCC3 dfs domain */
1049 	HAL_DFS_ETSI_DOMAIN	= 2,	/* ETSI dfs domain */
1050 	HAL_DFS_MKK4_DOMAIN	= 3,	/* Japan dfs domain */
1051 } HAL_DFS_DOMAIN;
1052 
1053 /*
1054  * MFP decryption options for initializing the MAC.
1055  */
1056 typedef enum {
1057 	HAL_MFP_QOSDATA = 0,	/* Decrypt MFP frames like QoS data frames. All chips before Merlin. */
1058 	HAL_MFP_PASSTHRU,	/* Don't decrypt MFP frames at all. Passthrough */
1059 	HAL_MFP_HW_CRYPTO	/* hardware decryption enabled. Merlin can do it. */
1060 } HAL_MFP_OPT_T;
1061 
1062 /* LNA config supported */
1063 typedef enum {
1064 	HAL_ANT_DIV_COMB_LNA1_MINUS_LNA2	= 0,
1065 	HAL_ANT_DIV_COMB_LNA2			= 1,
1066 	HAL_ANT_DIV_COMB_LNA1			= 2,
1067 	HAL_ANT_DIV_COMB_LNA1_PLUS_LNA2		= 3,
1068 } HAL_ANT_DIV_COMB_LNA_CONF;
1069 
1070 typedef struct {
1071 	u_int8_t	main_lna_conf;
1072 	u_int8_t	alt_lna_conf;
1073 	u_int8_t	fast_div_bias;
1074 	u_int8_t	main_gaintb;
1075 	u_int8_t	alt_gaintb;
1076 	u_int8_t	antdiv_configgroup;
1077 	int8_t		lna1_lna2_delta;
1078 } HAL_ANT_COMB_CONFIG;
1079 
1080 #define	DEFAULT_ANTDIV_CONFIG_GROUP	0x00
1081 #define	HAL_ANTDIV_CONFIG_GROUP_1	0x01
1082 #define	HAL_ANTDIV_CONFIG_GROUP_2	0x02
1083 #define	HAL_ANTDIV_CONFIG_GROUP_3	0x03
1084 
1085 /*
1086  * Flag for setting QUIET period
1087  */
1088 typedef enum {
1089 	HAL_QUIET_DISABLE		= 0x0,
1090 	HAL_QUIET_ENABLE		= 0x1,
1091 	HAL_QUIET_ADD_CURRENT_TSF	= 0x2,	/* add current TSF to next_start offset */
1092 	HAL_QUIET_ADD_SWBA_RESP_TIME	= 0x4,	/* add beacon response time to next_start offset */
1093 } HAL_QUIET_FLAG;
1094 
1095 #define	HAL_DFS_EVENT_PRICH		0x0000001
1096 #define	HAL_DFS_EVENT_EXTCH		0x0000002
1097 #define	HAL_DFS_EVENT_EXTEARLY		0x0000004
1098 #define	HAL_DFS_EVENT_ISDC		0x0000008
1099 
1100 struct hal_dfs_event {
1101 	uint64_t	re_full_ts;	/* 64-bit full timestamp from interrupt time */
1102 	uint32_t	re_ts;		/* Original 15 bit recv timestamp */
1103 	uint8_t		re_rssi;	/* rssi of radar event */
1104 	uint8_t		re_dur;		/* duration of radar pulse */
1105 	uint32_t	re_flags;	/* Flags (see above) */
1106 };
1107 typedef struct hal_dfs_event HAL_DFS_EVENT;
1108 
1109 /*
1110  * Generic Timer domain
1111  */
1112 typedef enum {
1113 	HAL_GEN_TIMER_TSF = 0,
1114 	HAL_GEN_TIMER_TSF2,
1115 	HAL_GEN_TIMER_TSF_ANY
1116 } HAL_GEN_TIMER_DOMAIN;
1117 
1118 /*
1119  * BT Co-existence definitions
1120  */
1121 #include "ath_hal/ah_btcoex.h"
1122 
1123 struct hal_bb_panic_info {
1124 	u_int32_t	status;
1125 	u_int32_t	tsf;
1126 	u_int32_t	phy_panic_wd_ctl1;
1127 	u_int32_t	phy_panic_wd_ctl2;
1128 	u_int32_t	phy_gen_ctrl;
1129 	u_int32_t	rxc_pcnt;
1130 	u_int32_t	rxf_pcnt;
1131 	u_int32_t	txf_pcnt;
1132 	u_int32_t	cycles;
1133 	u_int32_t	wd;
1134 	u_int32_t	det;
1135 	u_int32_t	rdar;
1136 	u_int32_t	r_odfm;
1137 	u_int32_t	r_cck;
1138 	u_int32_t	t_odfm;
1139 	u_int32_t	t_cck;
1140 	u_int32_t	agc;
1141 	u_int32_t	src;
1142 };
1143 
1144 /* Serialize Register Access Mode */
1145 typedef enum {
1146 	SER_REG_MODE_OFF	= 0,
1147 	SER_REG_MODE_ON		= 1,
1148 	SER_REG_MODE_AUTO	= 2,
1149 } SER_REG_MODE;
1150 
1151 typedef struct
1152 {
1153 	int ah_debug;			/* only used if AH_DEBUG is defined */
1154 	int ah_ar5416_biasadj;		/* enable AR2133 radio specific bias fiddling */
1155 
1156 	/* NB: these are deprecated; they exist for now for compatibility */
1157 	int ah_dma_beacon_response_time;/* in TU's */
1158 	int ah_sw_beacon_response_time;	/* in TU's */
1159 	int ah_additional_swba_backoff;	/* in TU's */
1160 	int ah_force_full_reset;	/* force full chip reset rather then warm reset */
1161 	int ah_serialise_reg_war;	/* force serialisation of register IO */
1162 
1163 	/* XXX these don't belong here, they're just for the ar9300  HAL port effort */
1164 	int ath_hal_desc_tpc;		/* Per-packet TPC */
1165 	int ath_hal_sta_update_tx_pwr_enable;	/* GreenTX */
1166 	int ath_hal_sta_update_tx_pwr_enable_S1;	/* GreenTX */
1167 	int ath_hal_sta_update_tx_pwr_enable_S2;	/* GreenTX */
1168 	int ath_hal_sta_update_tx_pwr_enable_S3;	/* GreenTX */
1169 
1170 	/* I'm not sure what the default values for these should be */
1171 	int ath_hal_pll_pwr_save;
1172 	int ath_hal_pcie_power_save_enable;
1173 	int ath_hal_intr_mitigation_rx;
1174 	int ath_hal_intr_mitigation_tx;
1175 
1176 	int ath_hal_pcie_clock_req;
1177 #define	AR_PCIE_PLL_PWRSAVE_CONTROL	(1<<0)
1178 #define	AR_PCIE_PLL_PWRSAVE_ON_D3	(1<<1)
1179 #define	AR_PCIE_PLL_PWRSAVE_ON_D0	(1<<2)
1180 
1181 	int ath_hal_pcie_waen;
1182 	int ath_hal_pcie_ser_des_write;
1183 
1184 	/* these are important for correct AR9300 behaviour */
1185 	int ath_hal_ht_enable;		/* needs to be enabled for AR9300 HT */
1186 	int ath_hal_diversity_control;
1187 	int ath_hal_antenna_switch_swap;
1188 	int ath_hal_ext_lna_ctl_gpio;
1189 	int ath_hal_spur_mode;
1190 	int ath_hal_6mb_ack;		/* should set this to 1 for 11a/11na? */
1191 	int ath_hal_enable_msi;		/* enable MSI interrupts (needed?) */
1192 	int ath_hal_beacon_filter_interval;	/* ok to be 0 for now? */
1193 
1194 	/* For now, set this to 0 - net80211 needs to know about hardware MFP support */
1195 	int ath_hal_mfp_support;
1196 
1197 	int ath_hal_enable_ani;	/* should set this.. */
1198 	int ath_hal_cwm_ignore_ext_cca;
1199 	int ath_hal_show_bb_panic;
1200 	int ath_hal_ant_ctrl_comm2g_switch_enable;
1201 	int ath_hal_ext_atten_margin_cfg;
1202 	int ath_hal_min_gainidx;
1203 	int ath_hal_war70c;
1204 	uint32_t ath_hal_mci_config;
1205 } HAL_OPS_CONFIG;
1206 
1207 /*
1208  * Hardware Access Layer (HAL) API.
1209  *
1210  * Clients of the HAL call ath_hal_attach to obtain a reference to an
1211  * ath_hal structure for use with the device.  Hardware-related operations
1212  * that follow must call back into the HAL through interface, supplying
1213  * the reference as the first parameter.  Note that before using the
1214  * reference returned by ath_hal_attach the caller should verify the
1215  * ABI version number.
1216  */
1217 struct ath_hal {
1218 	uint32_t	ah_magic;	/* consistency check magic number */
1219 	uint16_t	ah_devid;	/* PCI device ID */
1220 	uint16_t	ah_subvendorid;	/* PCI subvendor ID */
1221 	HAL_SOFTC	ah_sc;		/* back pointer to driver/os state */
1222 	HAL_BUS_TAG	ah_st;		/* params for register r+w */
1223 	HAL_BUS_HANDLE	ah_sh;
1224 	HAL_CTRY_CODE	ah_countryCode;
1225 
1226 	uint32_t	ah_macVersion;	/* MAC version id */
1227 	uint16_t	ah_macRev;	/* MAC revision */
1228 	uint16_t	ah_phyRev;	/* PHY revision */
1229 	/* NB: when only one radio is present the rev is in 5Ghz */
1230 	uint16_t	ah_analog5GhzRev;/* 5GHz radio revision */
1231 	uint16_t	ah_analog2GhzRev;/* 2GHz radio revision */
1232 
1233 	uint16_t	*ah_eepromdata;	/* eeprom buffer, if needed */
1234 
1235 	uint32_t	ah_intrstate[8];	/* last int state */
1236 	uint32_t	ah_syncstate;		/* last sync intr state */
1237 
1238 	/* Current powerstate from HAL calls */
1239 	HAL_POWER_MODE	ah_powerMode;
1240 
1241 	HAL_OPS_CONFIG ah_config;
1242 	const HAL_RATE_TABLE *__ahdecl(*ah_getRateTable)(struct ath_hal *,
1243 				u_int mode);
1244 	void	  __ahdecl(*ah_detach)(struct ath_hal*);
1245 
1246 	/* Reset functions */
1247 	HAL_BOOL  __ahdecl(*ah_reset)(struct ath_hal *, HAL_OPMODE,
1248 				struct ieee80211_channel *,
1249 				HAL_BOOL bChannelChange,
1250 				HAL_RESET_TYPE resetType,
1251 				HAL_STATUS *status);
1252 	HAL_BOOL  __ahdecl(*ah_phyDisable)(struct ath_hal *);
1253 	HAL_BOOL  __ahdecl(*ah_disable)(struct ath_hal *);
1254 	void	  __ahdecl(*ah_configPCIE)(struct ath_hal *, HAL_BOOL restore,
1255 				HAL_BOOL power_off);
1256 	void	  __ahdecl(*ah_disablePCIE)(struct ath_hal *);
1257 	void	  __ahdecl(*ah_setPCUConfig)(struct ath_hal *);
1258 	HAL_BOOL  __ahdecl(*ah_perCalibration)(struct ath_hal*,
1259 			struct ieee80211_channel *, HAL_BOOL *);
1260 	HAL_BOOL  __ahdecl(*ah_perCalibrationN)(struct ath_hal *,
1261 			struct ieee80211_channel *, u_int chainMask,
1262 			HAL_BOOL longCal, HAL_BOOL *isCalDone);
1263 	HAL_BOOL  __ahdecl(*ah_resetCalValid)(struct ath_hal *,
1264 			const struct ieee80211_channel *);
1265 	HAL_BOOL  __ahdecl(*ah_setTxPower)(struct ath_hal *,
1266 	    		const struct ieee80211_channel *, uint16_t *);
1267 	HAL_BOOL  __ahdecl(*ah_setTxPowerLimit)(struct ath_hal *, uint32_t);
1268 	HAL_BOOL  __ahdecl(*ah_setBoardValues)(struct ath_hal *,
1269 	    		const struct ieee80211_channel *);
1270 
1271 	/* Transmit functions */
1272 	HAL_BOOL  __ahdecl(*ah_updateTxTrigLevel)(struct ath_hal*,
1273 				HAL_BOOL incTrigLevel);
1274 	int	  __ahdecl(*ah_setupTxQueue)(struct ath_hal *, HAL_TX_QUEUE,
1275 				const HAL_TXQ_INFO *qInfo);
1276 	HAL_BOOL  __ahdecl(*ah_setTxQueueProps)(struct ath_hal *, int q,
1277 				const HAL_TXQ_INFO *qInfo);
1278 	HAL_BOOL  __ahdecl(*ah_getTxQueueProps)(struct ath_hal *, int q,
1279 				HAL_TXQ_INFO *qInfo);
1280 	HAL_BOOL  __ahdecl(*ah_releaseTxQueue)(struct ath_hal *ah, u_int q);
1281 	HAL_BOOL  __ahdecl(*ah_resetTxQueue)(struct ath_hal *ah, u_int q);
1282 	uint32_t __ahdecl(*ah_getTxDP)(struct ath_hal*, u_int);
1283 	HAL_BOOL  __ahdecl(*ah_setTxDP)(struct ath_hal*, u_int, uint32_t txdp);
1284 	uint32_t __ahdecl(*ah_numTxPending)(struct ath_hal *, u_int q);
1285 	HAL_BOOL  __ahdecl(*ah_startTxDma)(struct ath_hal*, u_int);
1286 	HAL_BOOL  __ahdecl(*ah_stopTxDma)(struct ath_hal*, u_int);
1287 	HAL_BOOL  __ahdecl(*ah_setupTxDesc)(struct ath_hal *, struct ath_desc *,
1288 				u_int pktLen, u_int hdrLen,
1289 				HAL_PKT_TYPE type, u_int txPower,
1290 				u_int txRate0, u_int txTries0,
1291 				u_int keyIx, u_int antMode, u_int flags,
1292 				u_int rtsctsRate, u_int rtsctsDuration,
1293 				u_int compicvLen, u_int compivLen,
1294 				u_int comp);
1295 	HAL_BOOL  __ahdecl(*ah_setupXTxDesc)(struct ath_hal *, struct ath_desc*,
1296 				u_int txRate1, u_int txTries1,
1297 				u_int txRate2, u_int txTries2,
1298 				u_int txRate3, u_int txTries3);
1299 	HAL_BOOL  __ahdecl(*ah_fillTxDesc)(struct ath_hal *, struct ath_desc *,
1300 				HAL_DMA_ADDR *bufAddrList, uint32_t *segLenList,
1301 				u_int descId, u_int qcuId, HAL_BOOL firstSeg,
1302 				HAL_BOOL lastSeg, const struct ath_desc *);
1303 	HAL_STATUS __ahdecl(*ah_procTxDesc)(struct ath_hal *,
1304 				struct ath_desc *, struct ath_tx_status *);
1305 	void	   __ahdecl(*ah_getTxIntrQueue)(struct ath_hal *, uint32_t *);
1306 	void	   __ahdecl(*ah_reqTxIntrDesc)(struct ath_hal *, struct ath_desc*);
1307 	HAL_BOOL	__ahdecl(*ah_getTxCompletionRates)(struct ath_hal *,
1308 				const struct ath_desc *ds, int *rates, int *tries);
1309 	void	  __ahdecl(*ah_setTxDescLink)(struct ath_hal *ah, void *ds,
1310 				uint32_t link);
1311 	void	  __ahdecl(*ah_getTxDescLink)(struct ath_hal *ah, void *ds,
1312 				uint32_t *link);
1313 	void	  __ahdecl(*ah_getTxDescLinkPtr)(struct ath_hal *ah, void *ds,
1314 				uint32_t **linkptr);
1315 	void	  __ahdecl(*ah_setupTxStatusRing)(struct ath_hal *,
1316 				void *ts_start, uint32_t ts_paddr_start,
1317 				uint16_t size);
1318 	void	  __ahdecl(*ah_getTxRawTxDesc)(struct ath_hal *, u_int32_t *);
1319 
1320 	/* Receive Functions */
1321 	uint32_t __ahdecl(*ah_getRxDP)(struct ath_hal*, HAL_RX_QUEUE);
1322 	void	  __ahdecl(*ah_setRxDP)(struct ath_hal*, uint32_t rxdp, HAL_RX_QUEUE);
1323 	void	  __ahdecl(*ah_enableReceive)(struct ath_hal*);
1324 	HAL_BOOL  __ahdecl(*ah_stopDmaReceive)(struct ath_hal*);
1325 	void	  __ahdecl(*ah_startPcuReceive)(struct ath_hal*, HAL_BOOL);
1326 	void	  __ahdecl(*ah_stopPcuReceive)(struct ath_hal*);
1327 	void	  __ahdecl(*ah_setMulticastFilter)(struct ath_hal*,
1328 				uint32_t filter0, uint32_t filter1);
1329 	HAL_BOOL  __ahdecl(*ah_setMulticastFilterIndex)(struct ath_hal*,
1330 				uint32_t index);
1331 	HAL_BOOL  __ahdecl(*ah_clrMulticastFilterIndex)(struct ath_hal*,
1332 				uint32_t index);
1333 	uint32_t __ahdecl(*ah_getRxFilter)(struct ath_hal*);
1334 	void	  __ahdecl(*ah_setRxFilter)(struct ath_hal*, uint32_t);
1335 	HAL_BOOL  __ahdecl(*ah_setupRxDesc)(struct ath_hal *, struct ath_desc *,
1336 				uint32_t size, u_int flags);
1337 	HAL_STATUS __ahdecl(*ah_procRxDesc)(struct ath_hal *,
1338 				struct ath_desc *, uint32_t phyAddr,
1339 				struct ath_desc *next, uint64_t tsf,
1340 				struct ath_rx_status *);
1341 	void	  __ahdecl(*ah_rxMonitor)(struct ath_hal *,
1342 				const HAL_NODE_STATS *,
1343 				const struct ieee80211_channel *);
1344 	void      __ahdecl(*ah_aniPoll)(struct ath_hal *,
1345 				const struct ieee80211_channel *);
1346 	void	  __ahdecl(*ah_procMibEvent)(struct ath_hal *,
1347 				const HAL_NODE_STATS *);
1348 
1349 	/* Misc Functions */
1350 	HAL_STATUS __ahdecl(*ah_getCapability)(struct ath_hal *,
1351 				HAL_CAPABILITY_TYPE, uint32_t capability,
1352 				uint32_t *result);
1353 	HAL_BOOL   __ahdecl(*ah_setCapability)(struct ath_hal *,
1354 				HAL_CAPABILITY_TYPE, uint32_t capability,
1355 				uint32_t setting, HAL_STATUS *);
1356 	HAL_BOOL   __ahdecl(*ah_getDiagState)(struct ath_hal *, int request,
1357 				const void *args, uint32_t argsize,
1358 				void **result, uint32_t *resultsize);
1359 	void	  __ahdecl(*ah_getMacAddress)(struct ath_hal *, uint8_t *);
1360 	HAL_BOOL  __ahdecl(*ah_setMacAddress)(struct ath_hal *, const uint8_t*);
1361 	void	  __ahdecl(*ah_getBssIdMask)(struct ath_hal *, uint8_t *);
1362 	HAL_BOOL  __ahdecl(*ah_setBssIdMask)(struct ath_hal *, const uint8_t*);
1363 	HAL_BOOL  __ahdecl(*ah_setRegulatoryDomain)(struct ath_hal*,
1364 				uint16_t, HAL_STATUS *);
1365 	void	  __ahdecl(*ah_setLedState)(struct ath_hal*, HAL_LED_STATE);
1366 	void	  __ahdecl(*ah_writeAssocid)(struct ath_hal*,
1367 				const uint8_t *bssid, uint16_t assocId);
1368 	HAL_BOOL  __ahdecl(*ah_gpioCfgOutput)(struct ath_hal *,
1369 				uint32_t gpio, HAL_GPIO_MUX_TYPE);
1370 	HAL_BOOL  __ahdecl(*ah_gpioCfgInput)(struct ath_hal *, uint32_t gpio);
1371 	uint32_t __ahdecl(*ah_gpioGet)(struct ath_hal *, uint32_t gpio);
1372 	HAL_BOOL  __ahdecl(*ah_gpioSet)(struct ath_hal *,
1373 				uint32_t gpio, uint32_t val);
1374 	void	  __ahdecl(*ah_gpioSetIntr)(struct ath_hal*, u_int, uint32_t);
1375 	uint32_t __ahdecl(*ah_getTsf32)(struct ath_hal*);
1376 	uint64_t __ahdecl(*ah_getTsf64)(struct ath_hal*);
1377 	void     __ahdecl(*ah_setTsf64)(struct ath_hal *, uint64_t);
1378 	void	  __ahdecl(*ah_resetTsf)(struct ath_hal*);
1379 	HAL_BOOL  __ahdecl(*ah_detectCardPresent)(struct ath_hal*);
1380 	void	  __ahdecl(*ah_updateMibCounters)(struct ath_hal*,
1381 				HAL_MIB_STATS*);
1382 	HAL_RFGAIN __ahdecl(*ah_getRfGain)(struct ath_hal*);
1383 	u_int	  __ahdecl(*ah_getDefAntenna)(struct ath_hal*);
1384 	void	  __ahdecl(*ah_setDefAntenna)(struct ath_hal*, u_int);
1385 	HAL_ANT_SETTING	 __ahdecl(*ah_getAntennaSwitch)(struct ath_hal*);
1386 	HAL_BOOL  __ahdecl(*ah_setAntennaSwitch)(struct ath_hal*,
1387 				HAL_ANT_SETTING);
1388 	HAL_BOOL  __ahdecl(*ah_setSifsTime)(struct ath_hal*, u_int);
1389 	u_int	  __ahdecl(*ah_getSifsTime)(struct ath_hal*);
1390 	HAL_BOOL  __ahdecl(*ah_setSlotTime)(struct ath_hal*, u_int);
1391 	u_int	  __ahdecl(*ah_getSlotTime)(struct ath_hal*);
1392 	HAL_BOOL  __ahdecl(*ah_setAckTimeout)(struct ath_hal*, u_int);
1393 	u_int	  __ahdecl(*ah_getAckTimeout)(struct ath_hal*);
1394 	HAL_BOOL  __ahdecl(*ah_setAckCTSRate)(struct ath_hal*, u_int);
1395 	u_int	  __ahdecl(*ah_getAckCTSRate)(struct ath_hal*);
1396 	HAL_BOOL  __ahdecl(*ah_setCTSTimeout)(struct ath_hal*, u_int);
1397 	u_int	  __ahdecl(*ah_getCTSTimeout)(struct ath_hal*);
1398 	HAL_BOOL  __ahdecl(*ah_setDecompMask)(struct ath_hal*, uint16_t, int);
1399 	void	  __ahdecl(*ah_setCoverageClass)(struct ath_hal*, uint8_t, int);
1400 	HAL_STATUS	__ahdecl(*ah_setQuiet)(struct ath_hal *ah, uint32_t period,
1401 				uint32_t duration, uint32_t nextStart,
1402 				HAL_QUIET_FLAG flag);
1403 	void	  __ahdecl(*ah_setChainMasks)(struct ath_hal *,
1404 				uint32_t, uint32_t);
1405 	u_int	  __ahdecl(*ah_getNav)(struct ath_hal*);
1406 	void	  __ahdecl(*ah_setNav)(struct ath_hal*, u_int);
1407 
1408 	/* DFS functions */
1409 	void	  __ahdecl(*ah_enableDfs)(struct ath_hal *ah,
1410 				HAL_PHYERR_PARAM *pe);
1411 	void	  __ahdecl(*ah_getDfsThresh)(struct ath_hal *ah,
1412 				HAL_PHYERR_PARAM *pe);
1413 	HAL_BOOL  __ahdecl(*ah_getDfsDefaultThresh)(struct ath_hal *ah,
1414 				HAL_PHYERR_PARAM *pe);
1415 	HAL_BOOL  __ahdecl(*ah_procRadarEvent)(struct ath_hal *ah,
1416 				struct ath_rx_status *rxs, uint64_t fulltsf,
1417 				const char *buf, HAL_DFS_EVENT *event);
1418 	HAL_BOOL  __ahdecl(*ah_isFastClockEnabled)(struct ath_hal *ah);
1419 	void	  __ahdecl(*ah_setDfsCacTxQuiet)(struct ath_hal *, HAL_BOOL);
1420 
1421 	/* Spectral Scan functions */
1422 	void	__ahdecl(*ah_spectralConfigure)(struct ath_hal *ah,
1423 				HAL_SPECTRAL_PARAM *sp);
1424 	void	__ahdecl(*ah_spectralGetConfig)(struct ath_hal *ah,
1425 				HAL_SPECTRAL_PARAM *sp);
1426 	void	__ahdecl(*ah_spectralStart)(struct ath_hal *);
1427 	void	__ahdecl(*ah_spectralStop)(struct ath_hal *);
1428 	HAL_BOOL	__ahdecl(*ah_spectralIsEnabled)(struct ath_hal *);
1429 	HAL_BOOL	__ahdecl(*ah_spectralIsActive)(struct ath_hal *);
1430 	/* XXX getNfPri() and getNfExt() */
1431 
1432 	/* Key Cache Functions */
1433 	uint32_t __ahdecl(*ah_getKeyCacheSize)(struct ath_hal*);
1434 	HAL_BOOL  __ahdecl(*ah_resetKeyCacheEntry)(struct ath_hal*, uint16_t);
1435 	HAL_BOOL  __ahdecl(*ah_isKeyCacheEntryValid)(struct ath_hal *,
1436 				uint16_t);
1437 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntry)(struct ath_hal*,
1438 				uint16_t, const HAL_KEYVAL *,
1439 				const uint8_t *, int);
1440 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntryMac)(struct ath_hal*,
1441 				uint16_t, const uint8_t *);
1442 
1443 	/* Power Management Functions */
1444 	HAL_BOOL  __ahdecl(*ah_setPowerMode)(struct ath_hal*,
1445 				HAL_POWER_MODE mode, int setChip);
1446 	HAL_POWER_MODE __ahdecl(*ah_getPowerMode)(struct ath_hal*);
1447 	int16_t   __ahdecl(*ah_getChanNoise)(struct ath_hal *,
1448 				const struct ieee80211_channel *);
1449 
1450 	/* Beacon Management Functions */
1451 	void	  __ahdecl(*ah_setBeaconTimers)(struct ath_hal*,
1452 				const HAL_BEACON_TIMERS *);
1453 	/* NB: deprecated, use ah_setBeaconTimers instead */
1454 	void	  __ahdecl(*ah_beaconInit)(struct ath_hal *,
1455 				uint32_t nexttbtt, uint32_t intval);
1456 	void	  __ahdecl(*ah_setStationBeaconTimers)(struct ath_hal*,
1457 				const HAL_BEACON_STATE *);
1458 	void	  __ahdecl(*ah_resetStationBeaconTimers)(struct ath_hal*);
1459 	uint64_t  __ahdecl(*ah_getNextTBTT)(struct ath_hal *);
1460 
1461 	/* 802.11n Functions */
1462 	HAL_BOOL  __ahdecl(*ah_chainTxDesc)(struct ath_hal *,
1463 				struct ath_desc *,
1464 				HAL_DMA_ADDR *bufAddrList,
1465 				uint32_t *segLenList,
1466 				u_int, u_int, HAL_PKT_TYPE,
1467 				u_int, HAL_CIPHER, uint8_t, HAL_BOOL,
1468 				HAL_BOOL, HAL_BOOL);
1469 	HAL_BOOL  __ahdecl(*ah_setupFirstTxDesc)(struct ath_hal *,
1470 				struct ath_desc *, u_int, u_int, u_int,
1471 				u_int, u_int, u_int, u_int, u_int);
1472 	HAL_BOOL  __ahdecl(*ah_setupLastTxDesc)(struct ath_hal *,
1473 				struct ath_desc *, const struct ath_desc *);
1474 	void	  __ahdecl(*ah_set11nRateScenario)(struct ath_hal *,
1475 	    			struct ath_desc *, u_int, u_int,
1476 				HAL_11N_RATE_SERIES [], u_int, u_int);
1477 
1478 	/*
1479 	 * The next 4 (set11ntxdesc -> set11naggrlast) are specific
1480 	 * to the EDMA HAL.  Descriptors are chained together by
1481 	 * using filltxdesc (not ChainTxDesc) and then setting the
1482 	 * aggregate flags appropriately using first/middle/last.
1483 	 */
1484 	void	  __ahdecl(*ah_set11nTxDesc)(struct ath_hal *,
1485 				void *, u_int, HAL_PKT_TYPE, u_int, u_int,
1486 				u_int);
1487 	void	  __ahdecl(*ah_set11nAggrFirst)(struct ath_hal *,
1488 				struct ath_desc *, u_int, u_int);
1489 	void	  __ahdecl(*ah_set11nAggrMiddle)(struct ath_hal *,
1490 	    			struct ath_desc *, u_int);
1491 	void	  __ahdecl(*ah_set11nAggrLast)(struct ath_hal *,
1492 				struct ath_desc *);
1493 	void	  __ahdecl(*ah_clr11nAggr)(struct ath_hal *,
1494 	    			struct ath_desc *);
1495 	void	  __ahdecl(*ah_set11nBurstDuration)(struct ath_hal *,
1496 	    			struct ath_desc *, u_int);
1497 	void	  __ahdecl(*ah_set11nVirtMoreFrag)(struct ath_hal *,
1498 				struct ath_desc *, u_int);
1499 
1500 	HAL_BOOL  __ahdecl(*ah_getMibCycleCounts) (struct ath_hal *,
1501 				HAL_SURVEY_SAMPLE *);
1502 
1503 	uint32_t  __ahdecl(*ah_get11nExtBusy)(struct ath_hal *);
1504 	void      __ahdecl(*ah_set11nMac2040)(struct ath_hal *,
1505 				HAL_HT_MACMODE);
1506 	HAL_HT_RXCLEAR __ahdecl(*ah_get11nRxClear)(struct ath_hal *ah);
1507 	void	  __ahdecl(*ah_set11nRxClear)(struct ath_hal *,
1508 	    			HAL_HT_RXCLEAR);
1509 
1510 	/* Interrupt functions */
1511 	HAL_BOOL  __ahdecl(*ah_isInterruptPending)(struct ath_hal*);
1512 	HAL_BOOL  __ahdecl(*ah_getPendingInterrupts)(struct ath_hal*, HAL_INT*);
1513 	HAL_INT	  __ahdecl(*ah_getInterrupts)(struct ath_hal*);
1514 	HAL_INT	  __ahdecl(*ah_setInterrupts)(struct ath_hal*, HAL_INT);
1515 
1516 	/* Bluetooth Coexistence functions */
1517 	void	    __ahdecl(*ah_btCoexSetInfo)(struct ath_hal *,
1518 				HAL_BT_COEX_INFO *);
1519 	void	    __ahdecl(*ah_btCoexSetConfig)(struct ath_hal *,
1520 				HAL_BT_COEX_CONFIG *);
1521 	void	    __ahdecl(*ah_btCoexSetQcuThresh)(struct ath_hal *,
1522 				int);
1523 	void	    __ahdecl(*ah_btCoexSetWeights)(struct ath_hal *,
1524 				uint32_t);
1525 	void	    __ahdecl(*ah_btCoexSetBmissThresh)(struct ath_hal *,
1526 				uint32_t);
1527 	void	    __ahdecl(*ah_btCoexSetParameter)(struct ath_hal *,
1528 				uint32_t, uint32_t);
1529 	void	    __ahdecl(*ah_btCoexDisable)(struct ath_hal *);
1530 	int	    __ahdecl(*ah_btCoexEnable)(struct ath_hal *);
1531 
1532 	/* Bluetooth MCI methods */
1533 	void	    __ahdecl(*ah_btMciSetup)(struct ath_hal *,
1534 				uint32_t, void *, uint16_t, uint32_t);
1535 	HAL_BOOL    __ahdecl(*ah_btMciSendMessage)(struct ath_hal *,
1536 				uint8_t, uint32_t, uint32_t *, uint8_t,
1537 				HAL_BOOL, HAL_BOOL);
1538 	uint32_t    __ahdecl(*ah_btMciGetInterrupt)(struct ath_hal *,
1539 				uint32_t *, uint32_t *);
1540 	uint32_t    __ahdecl(*ah_btMciState)(struct ath_hal *,
1541 				uint32_t, uint32_t *);
1542 	void	    __ahdecl(*ah_btMciDetach)(struct ath_hal *);
1543 
1544 	/* LNA diversity configuration */
1545 	void	    __ahdecl(*ah_divLnaConfGet)(struct ath_hal *,
1546 				HAL_ANT_COMB_CONFIG *);
1547 	void	    __ahdecl(*ah_divLnaConfSet)(struct ath_hal *,
1548 				HAL_ANT_COMB_CONFIG *);
1549 };
1550 
1551 /*
1552  * Check the PCI vendor ID and device ID against Atheros' values
1553  * and return a printable description for any Atheros hardware.
1554  * AH_NULL is returned if the ID's do not describe Atheros hardware.
1555  */
1556 extern	const char *__ahdecl ath_hal_probe(uint16_t vendorid, uint16_t devid);
1557 
1558 /*
1559  * Attach the HAL for use with the specified device.  The device is
1560  * defined by the PCI device ID.  The caller provides an opaque pointer
1561  * to an upper-layer data structure (HAL_SOFTC) that is stored in the
1562  * HAL state block for later use.  Hardware register accesses are done
1563  * using the specified bus tag and handle.  On successful return a
1564  * reference to a state block is returned that must be supplied in all
1565  * subsequent HAL calls.  Storage associated with this reference is
1566  * dynamically allocated and must be freed by calling the ah_detach
1567  * method when the client is done.  If the attach operation fails a
1568  * null (AH_NULL) reference will be returned and a status code will
1569  * be returned if the status parameter is non-zero.
1570  */
1571 extern	struct ath_hal * __ahdecl ath_hal_attach(uint16_t devid, HAL_SOFTC,
1572 		HAL_BUS_TAG, HAL_BUS_HANDLE, uint16_t *eepromdata,
1573 		HAL_OPS_CONFIG *ah_config, HAL_STATUS* status);
1574 
1575 extern	const char *ath_hal_mac_name(struct ath_hal *);
1576 extern	const char *ath_hal_rf_name(struct ath_hal *);
1577 
1578 /*
1579  * Regulatory interfaces.  Drivers should use ath_hal_init_channels to
1580  * request a set of channels for a particular country code and/or
1581  * regulatory domain.  If CTRY_DEFAULT and SKU_NONE are specified then
1582  * this list is constructed according to the contents of the EEPROM.
1583  * ath_hal_getchannels acts similarly but does not alter the operating
1584  * state; this can be used to collect information for a particular
1585  * regulatory configuration.  Finally ath_hal_set_channels installs a
1586  * channel list constructed outside the driver.  The HAL will adopt the
1587  * channel list and setup internal state according to the specified
1588  * regulatory configuration (e.g. conformance test limits).
1589  *
1590  * For all interfaces the channel list is returned in the supplied array.
1591  * maxchans defines the maximum size of this array.  nchans contains the
1592  * actual number of channels returned.  If a problem occurred then a
1593  * status code != HAL_OK is returned.
1594  */
1595 struct ieee80211_channel;
1596 
1597 /*
1598  * Return a list of channels according to the specified regulatory.
1599  */
1600 extern	HAL_STATUS __ahdecl ath_hal_getchannels(struct ath_hal *,
1601     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1602     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn,
1603     HAL_BOOL enableExtendedChannels);
1604 
1605 /*
1606  * Return a list of channels and install it as the current operating
1607  * regulatory list.
1608  */
1609 extern	HAL_STATUS __ahdecl ath_hal_init_channels(struct ath_hal *,
1610     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1611     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN rd,
1612     HAL_BOOL enableExtendedChannels);
1613 
1614 /*
1615  * Install the list of channels as the current operating regulatory
1616  * and setup related state according to the country code and sku.
1617  */
1618 extern	HAL_STATUS __ahdecl ath_hal_set_channels(struct ath_hal *,
1619     struct ieee80211_channel *chans, int nchans,
1620     HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn);
1621 
1622 /*
1623  * Fetch the ctl/ext noise floor values reported by a MIMO
1624  * radio. Returns 1 for valid results, 0 for invalid channel.
1625  */
1626 extern int __ahdecl ath_hal_get_mimo_chan_noise(struct ath_hal *ah,
1627     const struct ieee80211_channel *chan, int16_t *nf_ctl,
1628     int16_t *nf_ext);
1629 
1630 /*
1631  * Calibrate noise floor data following a channel scan or similar.
1632  * This must be called prior retrieving noise floor data.
1633  */
1634 extern	void __ahdecl ath_hal_process_noisefloor(struct ath_hal *ah);
1635 
1636 /*
1637  * Return bit mask of wireless modes supported by the hardware.
1638  */
1639 extern	u_int __ahdecl ath_hal_getwirelessmodes(struct ath_hal*);
1640 
1641 /*
1642  * Get the HAL wireless mode for the given channel.
1643  */
1644 extern	int ath_hal_get_curmode(struct ath_hal *ah,
1645     const struct ieee80211_channel *chan);
1646 
1647 /*
1648  * Calculate the packet TX time for a legacy or 11n frame
1649  */
1650 extern uint32_t __ahdecl ath_hal_pkt_txtime(struct ath_hal *ah,
1651     const HAL_RATE_TABLE *rates, uint32_t frameLen,
1652     uint16_t rateix, HAL_BOOL isht40, HAL_BOOL shortPreamble,
1653     HAL_BOOL includeSifs);
1654 
1655 /*
1656  * Calculate the duration of an 11n frame.
1657  */
1658 extern uint32_t __ahdecl ath_computedur_ht(uint32_t frameLen, uint16_t rate,
1659     int streams, HAL_BOOL isht40, HAL_BOOL isShortGI);
1660 
1661 /*
1662  * Calculate the transmit duration of a legacy frame.
1663  */
1664 extern uint16_t __ahdecl ath_hal_computetxtime(struct ath_hal *,
1665 		const HAL_RATE_TABLE *rates, uint32_t frameLen,
1666 		uint16_t rateix, HAL_BOOL shortPreamble,
1667 		HAL_BOOL includeSifs);
1668 
1669 /*
1670  * Adjust the TSF.
1671  */
1672 extern void __ahdecl ath_hal_adjusttsf(struct ath_hal *ah, int32_t tsfdelta);
1673 
1674 /*
1675  * Enable or disable CCA.
1676  */
1677 void __ahdecl ath_hal_setcca(struct ath_hal *ah, int ena);
1678 
1679 /*
1680  * Get CCA setting.
1681  */
1682 int __ahdecl ath_hal_getcca(struct ath_hal *ah);
1683 
1684 /*
1685  * Enable/disable and get self-gen frame (ACK, CTS) for CAC.
1686  */
1687 void __ahdecl ath_hal_set_dfs_cac_tx_quiet(struct ath_hal *ah, HAL_BOOL ena);
1688 
1689 /*
1690  * Read EEPROM data from ah_eepromdata
1691  */
1692 HAL_BOOL __ahdecl ath_hal_EepromDataRead(struct ath_hal *ah,
1693 		u_int off, uint16_t *data);
1694 
1695 /*
1696  * For now, simply pass through MFP frames.
1697  */
1698 static inline u_int32_t
1699 ath_hal_get_mfp_qos(struct ath_hal *ah)
1700 {
1701 	//return AH_PRIVATE(ah)->ah_mfp_qos;
1702 	return HAL_MFP_QOSDATA;
1703 }
1704 
1705 /*
1706  * Convert between microseconds and core system clocks.
1707  */
1708 extern u_int ath_hal_mac_clks(struct ath_hal *ah, u_int usecs);
1709 extern u_int ath_hal_mac_usec(struct ath_hal *ah, u_int clks);
1710 extern uint64_t ath_hal_mac_psec(struct ath_hal *ah, u_int clks);
1711 
1712 #endif /* _ATH_AH_H_ */
1713