xref: /freebsd/sys/dev/ath/ath_hal/ah.h (revision eaa797943eeac5614edfdc8f6309f332343c3dd2)
1 /*
2  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
3  * Copyright (c) 2002-2008 Atheros Communications, Inc.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  *
17  * $FreeBSD$
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  * The maximum number of TX/RX chains supported.
35  * This is intended to be used by various statistics gathering operations
36  * (NF, RSSI, EVM).
37  */
38 #define	AH_MAX_CHAINS			3
39 #define	AH_MIMO_MAX_EVM_PILOTS		6
40 
41 /*
42  * __ahdecl is analogous to _cdecl; it defines the calling
43  * convention used within the HAL.  For most systems this
44  * can just default to be empty and the compiler will (should)
45  * use _cdecl.  For systems where _cdecl is not compatible this
46  * must be defined.  See linux/ah_osdep.h for an example.
47  */
48 #ifndef __ahdecl
49 #define __ahdecl
50 #endif
51 
52 /*
53  * Status codes that may be returned by the HAL.  Note that
54  * interfaces that return a status code set it only when an
55  * error occurs--i.e. you cannot check it for success.
56  */
57 typedef enum {
58 	HAL_OK		= 0,	/* No error */
59 	HAL_ENXIO	= 1,	/* No hardware present */
60 	HAL_ENOMEM	= 2,	/* Memory allocation failed */
61 	HAL_EIO		= 3,	/* Hardware didn't respond as expected */
62 	HAL_EEMAGIC	= 4,	/* EEPROM magic number invalid */
63 	HAL_EEVERSION	= 5,	/* EEPROM version invalid */
64 	HAL_EELOCKED	= 6,	/* EEPROM unreadable */
65 	HAL_EEBADSUM	= 7,	/* EEPROM checksum invalid */
66 	HAL_EEREAD	= 8,	/* EEPROM read problem */
67 	HAL_EEBADMAC	= 9,	/* EEPROM mac address invalid */
68 	HAL_EESIZE	= 10,	/* EEPROM size not supported */
69 	HAL_EEWRITE	= 11,	/* Attempt to change write-locked EEPROM */
70 	HAL_EINVAL	= 12,	/* Invalid parameter to function */
71 	HAL_ENOTSUPP	= 13,	/* Hardware revision not supported */
72 	HAL_ESELFTEST	= 14,	/* Hardware self-test failed */
73 	HAL_EINPROGRESS	= 15,	/* Operation incomplete */
74 	HAL_EEBADREG	= 16,	/* EEPROM invalid regulatory contents */
75 	HAL_EEBADCC	= 17,	/* EEPROM invalid country code */
76 	HAL_INV_PMODE	= 18,	/* Couldn't bring out of sleep state */
77 } HAL_STATUS;
78 
79 typedef enum {
80 	AH_FALSE = 0,		/* NB: lots of code assumes false is zero */
81 	AH_TRUE  = 1,
82 } HAL_BOOL;
83 
84 typedef enum {
85 	HAL_CAP_REG_DMN		= 0,	/* current regulatory domain */
86 	HAL_CAP_CIPHER		= 1,	/* hardware supports cipher */
87 	HAL_CAP_TKIP_MIC	= 2,	/* handle TKIP MIC in hardware */
88 	HAL_CAP_TKIP_SPLIT	= 3,	/* hardware TKIP uses split keys */
89 	HAL_CAP_PHYCOUNTERS	= 4,	/* hardware PHY error counters */
90 	HAL_CAP_DIVERSITY	= 5,	/* hardware supports fast diversity */
91 	HAL_CAP_KEYCACHE_SIZE	= 6,	/* number of entries in key cache */
92 	HAL_CAP_NUM_TXQUEUES	= 7,	/* number of hardware xmit queues */
93 	HAL_CAP_VEOL		= 9,	/* hardware supports virtual EOL */
94 	HAL_CAP_PSPOLL		= 10,	/* hardware has working PS-Poll support */
95 	HAL_CAP_DIAG		= 11,	/* hardware diagnostic support */
96 	HAL_CAP_COMPRESSION	= 12,	/* hardware supports compression */
97 	HAL_CAP_BURST		= 13,	/* hardware supports packet bursting */
98 	HAL_CAP_FASTFRAME	= 14,	/* hardware supoprts fast frames */
99 	HAL_CAP_TXPOW		= 15,	/* global tx power limit  */
100 	HAL_CAP_TPC		= 16,	/* per-packet tx power control  */
101 	HAL_CAP_PHYDIAG		= 17,	/* hardware phy error diagnostic */
102 	HAL_CAP_BSSIDMASK	= 18,	/* hardware supports bssid mask */
103 	HAL_CAP_MCAST_KEYSRCH	= 19,	/* hardware has multicast key search */
104 	HAL_CAP_TSF_ADJUST	= 20,	/* hardware has beacon tsf adjust */
105 	/* 21 was HAL_CAP_XR */
106 	HAL_CAP_WME_TKIPMIC 	= 22,   /* hardware can support TKIP MIC when WMM is turned on */
107 	/* 23 was HAL_CAP_CHAN_HALFRATE */
108 	/* 24 was HAL_CAP_CHAN_QUARTERRATE */
109 	HAL_CAP_RFSILENT	= 25,	/* hardware has rfsilent support  */
110 	HAL_CAP_TPC_ACK		= 26,	/* ack txpower with per-packet tpc */
111 	HAL_CAP_TPC_CTS		= 27,	/* cts txpower with per-packet tpc */
112 	HAL_CAP_11D		= 28,   /* 11d beacon support for changing cc */
113 	HAL_CAP_PCIE_PS		= 29,
114 	HAL_CAP_HT		= 30,   /* hardware can support HT */
115 	HAL_CAP_GTXTO		= 31,	/* hardware supports global tx timeout */
116 	HAL_CAP_FAST_CC		= 32,	/* hardware supports fast channel change */
117 	HAL_CAP_TX_CHAINMASK	= 33,	/* mask of TX chains supported */
118 	HAL_CAP_RX_CHAINMASK	= 34,	/* mask of RX chains supported */
119 	HAL_CAP_NUM_GPIO_PINS	= 36,	/* number of GPIO pins */
120 
121 	HAL_CAP_CST		= 38,	/* hardware supports carrier sense timeout */
122 	HAL_CAP_RIFS_RX		= 39,
123 	HAL_CAP_RIFS_TX		= 40,
124 	HAL_CAP_FORCE_PPM	= 41,
125 	HAL_CAP_RTS_AGGR_LIMIT	= 42,	/* aggregation limit with RTS */
126 	HAL_CAP_4ADDR_AGGR	= 43,	/* hardware is capable of 4addr aggregation */
127 	HAL_CAP_DFS_DMN		= 44,	/* current DFS domain */
128 	HAL_CAP_EXT_CHAN_DFS	= 45,	/* DFS support for extension channel */
129 	HAL_CAP_COMBINED_RADAR_RSSI	= 46,	/* Is combined RSSI for radar accurate */
130 
131 	HAL_CAP_AUTO_SLEEP	= 48,	/* hardware can go to network sleep
132 					   automatically after waking up to receive TIM */
133 	HAL_CAP_MBSSID_AGGR_SUPPORT	= 49, /* Support for mBSSID Aggregation */
134 	HAL_CAP_SPLIT_4KB_TRANS	= 50,	/* hardware supports descriptors straddling a 4k page boundary */
135 	HAL_CAP_REG_FLAG	= 51,	/* Regulatory domain flags */
136 	HAL_CAP_BB_RIFS_HANG	= 52,
137 	HAL_CAP_RIFS_RX_ENABLED	= 53,
138 	HAL_CAP_BB_DFS_HANG	= 54,
139 
140 	HAL_CAP_RX_STBC		= 58,
141 	HAL_CAP_TX_STBC		= 59,
142 
143 	HAL_CAP_BT_COEX		= 60,	/* hardware is capable of bluetooth coexistence */
144 	HAL_CAP_DYNAMIC_SMPS	= 61,	/* Dynamic MIMO Power Save hardware support */
145 
146 	HAL_CAP_DS		= 67,	/* 2 stream */
147 	HAL_CAP_BB_RX_CLEAR_STUCK_HANG	= 68,
148 	HAL_CAP_MAC_HANG	= 69,	/* can MAC hang */
149 	HAL_CAP_MFP		= 70,	/* Management Frame Protection in hardware */
150 
151 	HAL_CAP_TS		= 72,	/* 3 stream */
152 
153 	HAL_CAP_ENHANCED_DMA_SUPPORT	= 75,	/* DMA FIFO support */
154 	HAL_CAP_NUM_TXMAPS	= 76,	/* Number of buffers in a transmit descriptor */
155 	HAL_CAP_TXDESCLEN	= 77,	/* Length of transmit descriptor */
156 	HAL_CAP_TXSTATUSLEN	= 78,	/* Length of transmit status descriptor */
157 	HAL_CAP_RXSTATUSLEN	= 79,	/* Length of transmit status descriptor */
158 	HAL_CAP_RXFIFODEPTH	= 80,	/* Receive hardware FIFO depth */
159 	HAL_CAP_RXBUFSIZE	= 81,	/* Receive Buffer Length */
160 	HAL_CAP_NUM_MR_RETRIES	= 82,	/* limit on multirate retries */
161 	HAL_CAP_OL_PWRCTRL	= 84,	/* Open loop TX power control */
162 	HAL_CAP_SPECTRAL_SCAN	= 90,	/* Hardware supports spectral scan */
163 
164 	HAL_CAP_BB_PANIC_WATCHDOG	= 92,
165 
166 	HAL_CAP_HT20_SGI	= 96,	/* hardware supports HT20 short GI */
167 
168 	HAL_CAP_LDPC		= 99,
169 
170 	HAL_CAP_RXTSTAMP_PREC	= 100,	/* rx desc tstamp precision (bits) */
171 
172 	HAL_CAP_ANT_DIV_COMB	= 105,	/* Enable antenna diversity/combining */
173 	HAL_CAP_PHYRESTART_CLR_WAR	= 106,	/* in some cases, clear phy restart to fix bb hang */
174 	HAL_CAP_ENTERPRISE_MODE	= 107,	/* Enterprise mode features */
175 	HAL_CAP_LDPCWAR		= 108,
176 	HAL_CAP_CHANNEL_SWITCH_TIME_USEC	= 109,	/* Channel change time, usec */
177 	HAL_CAP_ENABLE_APM	= 110,	/* APM enabled */
178 	HAL_CAP_PCIE_LCR_EXTSYNC_EN	= 111,
179 	HAL_CAP_PCIE_LCR_OFFSET	= 112,
180 
181 	HAL_CAP_ENHANCED_DFS_SUPPORT	= 117,	/* hardware supports enhanced DFS */
182 	HAL_CAP_MCI		= 118,
183 	HAL_CAP_SMARTANTENNA	= 119,
184 	HAL_CAP_TRAFFIC_FAST_RECOVER	= 120,
185 	HAL_CAP_TX_DIVERSITY	= 121,
186 	HAL_CAP_CRDC		= 122,
187 
188 	/* The following are private to the FreeBSD HAL (224 onward) */
189 
190 	HAL_CAP_INTMIT		= 229,	/* interference mitigation */
191 	HAL_CAP_RXORN_FATAL	= 230,	/* HAL_INT_RXORN treated as fatal */
192 	HAL_CAP_BB_HANG		= 235,	/* can baseband hang */
193 	HAL_CAP_INTRMASK	= 237,	/* bitmask of supported interrupts */
194 	HAL_CAP_BSSIDMATCH	= 238,	/* hardware has disable bssid match */
195 	HAL_CAP_STREAMS		= 239,	/* how many 802.11n spatial streams are available */
196 	HAL_CAP_RXDESC_SELFLINK	= 242,	/* support a self-linked tail RX descriptor */
197 	HAL_CAP_BB_READ_WAR	= 244,	/* baseband read WAR */
198 	HAL_CAP_SERIALISE_WAR	= 245,	/* serialise register access on PCI */
199 	HAL_CAP_ENFORCE_TXOP	= 246,	/* Enforce TXOP if supported */
200 	HAL_CAP_RX_LNA_MIXING	= 247,	/* RX hardware uses LNA mixing */
201 	HAL_CAP_DO_MYBEACON	= 248,	/* Supports HAL_RX_FILTER_MYBEACON */
202 	HAL_CAP_TOA_LOCATIONING	= 249,	/* time of flight / arrival locationing */
203 	HAL_CAP_TXTSTAMP_PREC	= 250,	/* tx desc tstamp precision (bits) */
204 } HAL_CAPABILITY_TYPE;
205 
206 /*
207  * "States" for setting the LED.  These correspond to
208  * the possible 802.11 operational states and there may
209  * be a many-to-one mapping between these states and the
210  * actual hardware state for the LED's (i.e. the hardware
211  * may have fewer states).
212  */
213 typedef enum {
214 	HAL_LED_INIT	= 0,
215 	HAL_LED_SCAN	= 1,
216 	HAL_LED_AUTH	= 2,
217 	HAL_LED_ASSOC	= 3,
218 	HAL_LED_RUN	= 4
219 } HAL_LED_STATE;
220 
221 /*
222  * Transmit queue types/numbers.  These are used to tag
223  * each transmit queue in the hardware and to identify a set
224  * of transmit queues for operations such as start/stop dma.
225  */
226 typedef enum {
227 	HAL_TX_QUEUE_INACTIVE	= 0,		/* queue is inactive/unused */
228 	HAL_TX_QUEUE_DATA	= 1,		/* data xmit q's */
229 	HAL_TX_QUEUE_BEACON	= 2,		/* beacon xmit q */
230 	HAL_TX_QUEUE_CAB	= 3,		/* "crap after beacon" xmit q */
231 	HAL_TX_QUEUE_UAPSD	= 4,		/* u-apsd power save xmit q */
232 	HAL_TX_QUEUE_PSPOLL	= 5,		/* power save poll xmit q */
233 	HAL_TX_QUEUE_CFEND	= 6,
234 	HAL_TX_QUEUE_PAPRD	= 7,
235 } HAL_TX_QUEUE;
236 
237 #define	HAL_NUM_TX_QUEUES	10		/* max possible # of queues */
238 
239 /*
240  * Receive queue types.  These are used to tag
241  * each transmit queue in the hardware and to identify a set
242  * of transmit queues for operations such as start/stop dma.
243  */
244 typedef enum {
245 	HAL_RX_QUEUE_HP = 0,			/* high priority recv queue */
246 	HAL_RX_QUEUE_LP = 1,			/* low priority recv queue */
247 } HAL_RX_QUEUE;
248 
249 #define	HAL_NUM_RX_QUEUES	2		/* max possible # of queues */
250 
251 #define	HAL_TXFIFO_DEPTH	8		/* transmit fifo depth */
252 
253 /*
254  * Transmit queue subtype.  These map directly to
255  * WME Access Categories (except for UPSD).  Refer
256  * to Table 5 of the WME spec.
257  */
258 typedef enum {
259 	HAL_WME_AC_BK	= 0,			/* background access category */
260 	HAL_WME_AC_BE	= 1, 			/* best effort access category*/
261 	HAL_WME_AC_VI	= 2,			/* video access category */
262 	HAL_WME_AC_VO	= 3,			/* voice access category */
263 	HAL_WME_UPSD	= 4,			/* uplink power save */
264 } HAL_TX_QUEUE_SUBTYPE;
265 
266 /*
267  * Transmit queue flags that control various
268  * operational parameters.
269  */
270 typedef enum {
271 	/*
272 	 * Per queue interrupt enables.  When set the associated
273 	 * interrupt may be delivered for packets sent through
274 	 * the queue.  Without these enabled no interrupts will
275 	 * be delivered for transmits through the queue.
276 	 */
277 	HAL_TXQ_TXOKINT_ENABLE	   = 0x0001,	/* enable TXOK interrupt */
278 	HAL_TXQ_TXERRINT_ENABLE	   = 0x0001,	/* enable TXERR interrupt */
279 	HAL_TXQ_TXDESCINT_ENABLE   = 0x0002,	/* enable TXDESC interrupt */
280 	HAL_TXQ_TXEOLINT_ENABLE	   = 0x0004,	/* enable TXEOL interrupt */
281 	HAL_TXQ_TXURNINT_ENABLE	   = 0x0008,	/* enable TXURN interrupt */
282 	/*
283 	 * Enable hardware compression for packets sent through
284 	 * the queue.  The compression buffer must be setup and
285 	 * packets must have a key entry marked in the tx descriptor.
286 	 */
287 	HAL_TXQ_COMPRESSION_ENABLE  = 0x0010,	/* enable h/w compression */
288 	/*
289 	 * Disable queue when veol is hit or ready time expires.
290 	 * By default the queue is disabled only on reaching the
291 	 * physical end of queue (i.e. a null link ptr in the
292 	 * descriptor chain).
293 	 */
294 	HAL_TXQ_RDYTIME_EXP_POLICY_ENABLE = 0x0020,
295 	/*
296 	 * Schedule frames on delivery of a DBA (DMA Beacon Alert)
297 	 * event.  Frames will be transmitted only when this timer
298 	 * fires, e.g to transmit a beacon in ap or adhoc modes.
299 	 */
300 	HAL_TXQ_DBA_GATED	    = 0x0040,	/* schedule based on DBA */
301 	/*
302 	 * Each transmit queue has a counter that is incremented
303 	 * each time the queue is enabled and decremented when
304 	 * the list of frames to transmit is traversed (or when
305 	 * the ready time for the queue expires).  This counter
306 	 * must be non-zero for frames to be scheduled for
307 	 * transmission.  The following controls disable bumping
308 	 * this counter under certain conditions.  Typically this
309 	 * is used to gate frames based on the contents of another
310 	 * queue (e.g. CAB traffic may only follow a beacon frame).
311 	 * These are meaningful only when frames are scheduled
312 	 * with a non-ASAP policy (e.g. DBA-gated).
313 	 */
314 	HAL_TXQ_CBR_DIS_QEMPTY	    = 0x0080,	/* disable on this q empty */
315 	HAL_TXQ_CBR_DIS_BEMPTY	    = 0x0100,	/* disable on beacon q empty */
316 
317 	/*
318 	 * Fragment burst backoff policy.  Normally the no backoff
319 	 * is done after a successful transmission, the next fragment
320 	 * is sent at SIFS.  If this flag is set backoff is done
321 	 * after each fragment, regardless whether it was ack'd or
322 	 * not, after the backoff count reaches zero a normal channel
323 	 * access procedure is done before the next transmit (i.e.
324 	 * wait AIFS instead of SIFS).
325 	 */
326 	HAL_TXQ_FRAG_BURST_BACKOFF_ENABLE = 0x00800000,
327 	/*
328 	 * Disable post-tx backoff following each frame.
329 	 */
330 	HAL_TXQ_BACKOFF_DISABLE	    = 0x00010000, /* disable post backoff  */
331 	/*
332 	 * DCU arbiter lockout control.  This controls how
333 	 * lower priority tx queues are handled with respect to
334 	 * to a specific queue when multiple queues have frames
335 	 * to send.  No lockout means lower priority queues arbitrate
336 	 * concurrently with this queue.  Intra-frame lockout
337 	 * means lower priority queues are locked out until the
338 	 * current frame transmits (e.g. including backoffs and bursting).
339 	 * Global lockout means nothing lower can arbitrary so
340 	 * long as there is traffic activity on this queue (frames,
341 	 * backoff, etc).
342 	 */
343 	HAL_TXQ_ARB_LOCKOUT_INTRA   = 0x00020000, /* intra-frame lockout */
344 	HAL_TXQ_ARB_LOCKOUT_GLOBAL  = 0x00040000, /* full lockout s */
345 
346 	HAL_TXQ_IGNORE_VIRTCOL	    = 0x00080000, /* ignore virt collisions */
347 	HAL_TXQ_SEQNUM_INC_DIS	    = 0x00100000, /* disable seqnum increment */
348 } HAL_TX_QUEUE_FLAGS;
349 
350 typedef struct {
351 	uint32_t	tqi_ver;		/* hal TXQ version */
352 	HAL_TX_QUEUE_SUBTYPE tqi_subtype;	/* subtype if applicable */
353 	HAL_TX_QUEUE_FLAGS tqi_qflags;		/* flags (see above) */
354 	uint32_t	tqi_priority;		/* (not used) */
355 	uint32_t	tqi_aifs;		/* aifs */
356 	uint32_t	tqi_cwmin;		/* cwMin */
357 	uint32_t	tqi_cwmax;		/* cwMax */
358 	uint16_t	tqi_shretry;		/* rts retry limit */
359 	uint16_t	tqi_lgretry;		/* long retry limit (not used)*/
360 	uint32_t	tqi_cbrPeriod;		/* CBR period (us) */
361 	uint32_t	tqi_cbrOverflowLimit;	/* threshold for CBROVF int */
362 	uint32_t	tqi_burstTime;		/* max burst duration (us) */
363 	uint32_t	tqi_readyTime;		/* frame schedule time (us) */
364 	uint32_t	tqi_compBuf;		/* comp buffer phys addr */
365 } HAL_TXQ_INFO;
366 
367 #define HAL_TQI_NONVAL 0xffff
368 
369 /* token to use for aifs, cwmin, cwmax */
370 #define	HAL_TXQ_USEDEFAULT	((uint32_t) -1)
371 
372 /* compression definitions */
373 #define HAL_COMP_BUF_MAX_SIZE           9216            /* 9K */
374 #define HAL_COMP_BUF_ALIGN_SIZE         512
375 
376 /*
377  * Transmit packet types.  This belongs in ah_desc.h, but
378  * is here so we can give a proper type to various parameters
379  * (and not require everyone include the file).
380  *
381  * NB: These values are intentionally assigned for
382  *     direct use when setting up h/w descriptors.
383  */
384 typedef enum {
385 	HAL_PKT_TYPE_NORMAL	= 0,
386 	HAL_PKT_TYPE_ATIM	= 1,
387 	HAL_PKT_TYPE_PSPOLL	= 2,
388 	HAL_PKT_TYPE_BEACON	= 3,
389 	HAL_PKT_TYPE_PROBE_RESP	= 4,
390 	HAL_PKT_TYPE_CHIRP	= 5,
391 	HAL_PKT_TYPE_GRP_POLL	= 6,
392 	HAL_PKT_TYPE_AMPDU	= 7,
393 } HAL_PKT_TYPE;
394 
395 /* Rx Filter Frame Types */
396 typedef enum {
397 	/*
398 	 * These bits correspond to AR_RX_FILTER for all chips.
399 	 * Not all bits are supported by all chips.
400 	 */
401 	HAL_RX_FILTER_UCAST	= 0x00000001,	/* Allow unicast frames */
402 	HAL_RX_FILTER_MCAST	= 0x00000002,	/* Allow multicast frames */
403 	HAL_RX_FILTER_BCAST	= 0x00000004,	/* Allow broadcast frames */
404 	HAL_RX_FILTER_CONTROL	= 0x00000008,	/* Allow control frames */
405 	HAL_RX_FILTER_BEACON	= 0x00000010,	/* Allow beacon frames */
406 	HAL_RX_FILTER_PROM	= 0x00000020,	/* Promiscuous mode */
407 	HAL_RX_FILTER_PROBEREQ	= 0x00000080,	/* Allow probe request frames */
408 	HAL_RX_FILTER_PHYERR	= 0x00000100,	/* Allow phy errors */
409 	HAL_RX_FILTER_MYBEACON  = 0x00000200,   /* Filter beacons other than mine */
410 	HAL_RX_FILTER_COMPBAR	= 0x00000400,	/* Allow compressed BAR */
411 	HAL_RX_FILTER_COMP_BA	= 0x00000800,	/* Allow compressed blockack */
412 	HAL_RX_FILTER_PHYRADAR	= 0x00002000,	/* Allow phy radar errors */
413 	HAL_RX_FILTER_PSPOLL	= 0x00004000,	/* Allow PS-POLL frames */
414 	HAL_RX_FILTER_MCAST_BCAST_ALL	= 0x00008000,
415 						/* Allow all mcast/bcast frames */
416 
417 	/*
418 	 * Magic RX filter flags that aren't targeting hardware bits
419 	 * but instead the HAL sets individual bits - eg PHYERR will result
420 	 * in OFDM/CCK timing error frames being received.
421 	 */
422 	HAL_RX_FILTER_BSSID	= 0x40000000,	/* Disable BSSID match */
423 } HAL_RX_FILTER;
424 
425 typedef enum {
426 	HAL_PM_AWAKE		= 0,
427 	HAL_PM_FULL_SLEEP	= 1,
428 	HAL_PM_NETWORK_SLEEP	= 2,
429 	HAL_PM_UNDEFINED	= 3
430 } HAL_POWER_MODE;
431 
432 /*
433  * Enterprise mode flags
434  */
435 #define	AH_ENT_DUAL_BAND_DISABLE	0x00000001
436 #define	AH_ENT_CHAIN2_DISABLE		0x00000002
437 #define	AH_ENT_5MHZ_DISABLE		0x00000004
438 #define	AH_ENT_10MHZ_DISABLE		0x00000008
439 #define	AH_ENT_49GHZ_DISABLE		0x00000010
440 #define	AH_ENT_LOOPBACK_DISABLE		0x00000020
441 #define	AH_ENT_TPC_PERF_DISABLE		0x00000040
442 #define	AH_ENT_MIN_PKT_SIZE_DISABLE	0x00000080
443 #define	AH_ENT_SPECTRAL_PRECISION	0x00000300
444 #define	AH_ENT_SPECTRAL_PRECISION_S	8
445 #define	AH_ENT_RTSCTS_DELIM_WAR		0x00010000
446 
447 #define AH_FIRST_DESC_NDELIMS 60
448 
449 /*
450  * NOTE WELL:
451  * These are mapped to take advantage of the common locations for many of
452  * the bits on all of the currently supported MAC chips. This is to make
453  * the ISR as efficient as possible, while still abstracting HW differences.
454  * When new hardware breaks this commonality this enumerated type, as well
455  * as the HAL functions using it, must be modified. All values are directly
456  * mapped unless commented otherwise.
457  */
458 typedef enum {
459 	HAL_INT_RX	= 0x00000001,	/* Non-common mapping */
460 	HAL_INT_RXDESC	= 0x00000002,	/* Legacy mapping */
461 	HAL_INT_RXERR	= 0x00000004,
462 	HAL_INT_RXHP	= 0x00000001,	/* EDMA */
463 	HAL_INT_RXLP	= 0x00000002,	/* EDMA */
464 	HAL_INT_RXNOFRM	= 0x00000008,
465 	HAL_INT_RXEOL	= 0x00000010,
466 	HAL_INT_RXORN	= 0x00000020,
467 	HAL_INT_TX	= 0x00000040,	/* Non-common mapping */
468 	HAL_INT_TXDESC	= 0x00000080,
469 	HAL_INT_TIM_TIMER= 0x00000100,
470 	HAL_INT_MCI	= 0x00000200,
471 	HAL_INT_BBPANIC	= 0x00000400,
472 	HAL_INT_TXURN	= 0x00000800,
473 	HAL_INT_MIB	= 0x00001000,
474 	HAL_INT_RXPHY	= 0x00004000,
475 	HAL_INT_RXKCM	= 0x00008000,
476 	HAL_INT_SWBA	= 0x00010000,
477 	HAL_INT_BRSSI	= 0x00020000,
478 	HAL_INT_BMISS	= 0x00040000,
479 	HAL_INT_BNR	= 0x00100000,
480 	HAL_INT_TIM	= 0x00200000,	/* Non-common mapping */
481 	HAL_INT_DTIM	= 0x00400000,	/* Non-common mapping */
482 	HAL_INT_DTIMSYNC= 0x00800000,	/* Non-common mapping */
483 	HAL_INT_GPIO	= 0x01000000,
484 	HAL_INT_CABEND	= 0x02000000,	/* Non-common mapping */
485 	HAL_INT_TSFOOR	= 0x04000000,	/* Non-common mapping */
486 	HAL_INT_TBTT	= 0x08000000,	/* Non-common mapping */
487 	/* Atheros ref driver has a generic timer interrupt now..*/
488 	HAL_INT_GENTIMER	= 0x08000000,	/* Non-common mapping */
489 	HAL_INT_CST	= 0x10000000,	/* Non-common mapping */
490 	HAL_INT_GTT	= 0x20000000,	/* Non-common mapping */
491 	HAL_INT_FATAL	= 0x40000000,	/* Non-common mapping */
492 #define	HAL_INT_GLOBAL	0x80000000	/* Set/clear IER */
493 	HAL_INT_BMISC	= HAL_INT_TIM
494 			| HAL_INT_DTIM
495 			| HAL_INT_DTIMSYNC
496 			| HAL_INT_CABEND
497 			| HAL_INT_TBTT,
498 
499 	/* Interrupt bits that map directly to ISR/IMR bits */
500 	HAL_INT_COMMON  = HAL_INT_RXNOFRM
501 			| HAL_INT_RXDESC
502 			| HAL_INT_RXEOL
503 			| HAL_INT_RXORN
504 			| HAL_INT_TXDESC
505 			| HAL_INT_TXURN
506 			| HAL_INT_MIB
507 			| HAL_INT_RXPHY
508 			| HAL_INT_RXKCM
509 			| HAL_INT_SWBA
510 			| HAL_INT_BMISS
511 			| HAL_INT_BRSSI
512 			| HAL_INT_BNR
513 			| HAL_INT_GPIO,
514 } HAL_INT;
515 
516 /*
517  * MSI vector assignments
518  */
519 typedef enum {
520 	HAL_MSIVEC_MISC = 0,
521 	HAL_MSIVEC_TX   = 1,
522 	HAL_MSIVEC_RXLP = 2,
523 	HAL_MSIVEC_RXHP = 3,
524 } HAL_MSIVEC;
525 
526 typedef enum {
527 	HAL_INT_LINE = 0,
528 	HAL_INT_MSI  = 1,
529 } HAL_INT_TYPE;
530 
531 /* For interrupt mitigation registers */
532 typedef enum {
533 	HAL_INT_RX_FIRSTPKT=0,
534 	HAL_INT_RX_LASTPKT,
535 	HAL_INT_TX_FIRSTPKT,
536 	HAL_INT_TX_LASTPKT,
537 	HAL_INT_THRESHOLD
538 } HAL_INT_MITIGATION;
539 
540 /* XXX this is duplicate information! */
541 typedef struct {
542 	u_int32_t	cyclecnt_diff;		/* delta cycle count */
543 	u_int32_t	rxclr_cnt;		/* rx clear count */
544 	u_int32_t	extrxclr_cnt;		/* ext chan rx clear count */
545 	u_int32_t	txframecnt_diff;	/* delta tx frame count */
546 	u_int32_t	rxframecnt_diff;	/* delta rx frame count */
547 	u_int32_t	listen_time;		/* listen time in msec - time for which ch is free */
548 	u_int32_t	ofdmphyerr_cnt;		/* OFDM err count since last reset */
549 	u_int32_t	cckphyerr_cnt;		/* CCK err count since last reset */
550 	u_int32_t	ofdmphyerrcnt_diff;	/* delta OFDM Phy Error Count */
551 	HAL_BOOL	valid;			/* if the stats are valid*/
552 } HAL_ANISTATS;
553 
554 typedef struct {
555 	u_int8_t	txctl_offset;
556 	u_int8_t	txctl_numwords;
557 	u_int8_t	txstatus_offset;
558 	u_int8_t	txstatus_numwords;
559 
560 	u_int8_t	rxctl_offset;
561 	u_int8_t	rxctl_numwords;
562 	u_int8_t	rxstatus_offset;
563 	u_int8_t	rxstatus_numwords;
564 
565 	u_int8_t	macRevision;
566 } HAL_DESC_INFO;
567 
568 typedef enum {
569 	HAL_GPIO_OUTPUT_MUX_AS_OUTPUT		= 0,
570 	HAL_GPIO_OUTPUT_MUX_PCIE_ATTENTION_LED	= 1,
571 	HAL_GPIO_OUTPUT_MUX_PCIE_POWER_LED	= 2,
572 	HAL_GPIO_OUTPUT_MUX_MAC_NETWORK_LED	= 3,
573 	HAL_GPIO_OUTPUT_MUX_MAC_POWER_LED	= 4,
574 	HAL_GPIO_OUTPUT_MUX_AS_WLAN_ACTIVE	= 5,
575 	HAL_GPIO_OUTPUT_MUX_AS_TX_FRAME		= 6,
576 
577 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_DATA,
578 	HAL_GPIO_OUTPUT_MUX_AS_MCI_WLAN_CLK,
579 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_DATA,
580 	HAL_GPIO_OUTPUT_MUX_AS_MCI_BT_CLK,
581 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_TX,
582 	HAL_GPIO_OUTPUT_MUX_AS_WL_IN_RX,
583 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_TX,
584 	HAL_GPIO_OUTPUT_MUX_AS_BT_IN_RX,
585 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_STROBE,
586 	HAL_GPIO_OUTPUT_MUX_AS_RUCKUS_DATA,
587 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL0,
588 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL1,
589 	HAL_GPIO_OUTPUT_MUX_AS_SMARTANT_CTRL2,
590 	HAL_GPIO_OUTPUT_MUX_NUM_ENTRIES
591 } HAL_GPIO_MUX_TYPE;
592 
593 typedef enum {
594 	HAL_GPIO_INTR_LOW		= 0,
595 	HAL_GPIO_INTR_HIGH		= 1,
596 	HAL_GPIO_INTR_DISABLE		= 2
597 } HAL_GPIO_INTR_TYPE;
598 
599 typedef struct halCounters {
600     u_int32_t   tx_frame_count;
601     u_int32_t   rx_frame_count;
602     u_int32_t   rx_clear_count;
603     u_int32_t   cycle_count;
604     u_int8_t    is_rx_active;     // true (1) or false (0)
605     u_int8_t    is_tx_active;     // true (1) or false (0)
606 } HAL_COUNTERS;
607 
608 typedef enum {
609 	HAL_RFGAIN_INACTIVE		= 0,
610 	HAL_RFGAIN_READ_REQUESTED	= 1,
611 	HAL_RFGAIN_NEED_CHANGE		= 2
612 } HAL_RFGAIN;
613 
614 typedef uint16_t HAL_CTRY_CODE;		/* country code */
615 typedef uint16_t HAL_REG_DOMAIN;		/* regulatory domain code */
616 
617 #define HAL_ANTENNA_MIN_MODE  0
618 #define HAL_ANTENNA_FIXED_A   1
619 #define HAL_ANTENNA_FIXED_B   2
620 #define HAL_ANTENNA_MAX_MODE  3
621 
622 typedef struct {
623 	uint32_t	ackrcv_bad;
624 	uint32_t	rts_bad;
625 	uint32_t	rts_good;
626 	uint32_t	fcs_bad;
627 	uint32_t	beacons;
628 } HAL_MIB_STATS;
629 
630 /*
631  * These bits represent what's in ah_currentRDext.
632  */
633 typedef enum {
634 	REG_EXT_FCC_MIDBAND		= 0,
635 	REG_EXT_JAPAN_MIDBAND		= 1,
636 	REG_EXT_FCC_DFS_HT40		= 2,
637 	REG_EXT_JAPAN_NONDFS_HT40	= 3,
638 	REG_EXT_JAPAN_DFS_HT40		= 4
639 } REG_EXT_BITMAP;
640 
641 enum {
642 	HAL_MODE_11A	= 0x001,		/* 11a channels */
643 	HAL_MODE_TURBO	= 0x002,		/* 11a turbo-only channels */
644 	HAL_MODE_11B	= 0x004,		/* 11b channels */
645 	HAL_MODE_PUREG	= 0x008,		/* 11g channels (OFDM only) */
646 #ifdef notdef
647 	HAL_MODE_11G	= 0x010,		/* 11g channels (OFDM/CCK) */
648 #else
649 	HAL_MODE_11G	= 0x008,		/* XXX historical */
650 #endif
651 	HAL_MODE_108G	= 0x020,		/* 11g+Turbo channels */
652 	HAL_MODE_108A	= 0x040,		/* 11a+Turbo channels */
653 	HAL_MODE_11A_HALF_RATE = 0x200,		/* 11a half width channels */
654 	HAL_MODE_11A_QUARTER_RATE = 0x400,	/* 11a quarter width channels */
655 	HAL_MODE_11G_HALF_RATE = 0x800,		/* 11g half width channels */
656 	HAL_MODE_11G_QUARTER_RATE = 0x1000,	/* 11g quarter width channels */
657 	HAL_MODE_11NG_HT20	= 0x008000,
658 	HAL_MODE_11NA_HT20  	= 0x010000,
659 	HAL_MODE_11NG_HT40PLUS	= 0x020000,
660 	HAL_MODE_11NG_HT40MINUS	= 0x040000,
661 	HAL_MODE_11NA_HT40PLUS	= 0x080000,
662 	HAL_MODE_11NA_HT40MINUS	= 0x100000,
663 	HAL_MODE_ALL	= 0xffffff
664 };
665 
666 typedef struct {
667 	int		rateCount;		/* NB: for proper padding */
668 	uint8_t		rateCodeToIndex[256];	/* back mapping */
669 	struct {
670 		uint8_t		valid;		/* valid for rate control use */
671 		uint8_t		phy;		/* CCK/OFDM/XR */
672 		uint32_t	rateKbps;	/* transfer rate in kbs */
673 		uint8_t		rateCode;	/* rate for h/w descriptors */
674 		uint8_t		shortPreamble;	/* mask for enabling short
675 						 * preamble in CCK rate code */
676 		uint8_t		dot11Rate;	/* value for supported rates
677 						 * info element of MLME */
678 		uint8_t		controlRate;	/* index of next lower basic
679 						 * rate; used for dur. calcs */
680 		uint16_t	lpAckDuration;	/* long preamble ACK duration */
681 		uint16_t	spAckDuration;	/* short preamble ACK duration*/
682 	} info[64];
683 } HAL_RATE_TABLE;
684 
685 typedef struct {
686 	u_int		rs_count;		/* number of valid entries */
687 	uint8_t	rs_rates[64];		/* rates */
688 } HAL_RATE_SET;
689 
690 /*
691  * 802.11n specific structures and enums
692  */
693 typedef enum {
694 	HAL_CHAINTYPE_TX	= 1,	/* Tx chain type */
695 	HAL_CHAINTYPE_RX	= 2,	/* RX chain type */
696 } HAL_CHAIN_TYPE;
697 
698 typedef struct {
699 	u_int	Tries;
700 	u_int	Rate;		/* hardware rate code */
701 	u_int	RateIndex;	/* rate series table index */
702 	u_int	PktDuration;
703 	u_int	ChSel;
704 	u_int	RateFlags;
705 #define	HAL_RATESERIES_RTS_CTS		0x0001	/* use rts/cts w/this series */
706 #define	HAL_RATESERIES_2040		0x0002	/* use ext channel for series */
707 #define	HAL_RATESERIES_HALFGI		0x0004	/* use half-gi for series */
708 #define	HAL_RATESERIES_STBC		0x0008	/* use STBC for series */
709 	u_int	tx_power_cap;		/* in 1/2 dBm units XXX TODO */
710 } HAL_11N_RATE_SERIES;
711 
712 typedef enum {
713 	HAL_HT_MACMODE_20	= 0,	/* 20 MHz operation */
714 	HAL_HT_MACMODE_2040	= 1,	/* 20/40 MHz operation */
715 } HAL_HT_MACMODE;
716 
717 typedef enum {
718 	HAL_HT_PHYMODE_20	= 0,	/* 20 MHz operation */
719 	HAL_HT_PHYMODE_2040	= 1,	/* 20/40 MHz operation */
720 } HAL_HT_PHYMODE;
721 
722 typedef enum {
723 	HAL_HT_EXTPROTSPACING_20 = 0,	/* 20 MHz spacing */
724 	HAL_HT_EXTPROTSPACING_25 = 1,	/* 25 MHz spacing */
725 } HAL_HT_EXTPROTSPACING;
726 
727 
728 typedef enum {
729 	HAL_RX_CLEAR_CTL_LOW	= 0x1,	/* force control channel to appear busy */
730 	HAL_RX_CLEAR_EXT_LOW	= 0x2,	/* force extension channel to appear busy */
731 } HAL_HT_RXCLEAR;
732 
733 typedef enum {
734 	HAL_FREQ_BAND_5GHZ	= 0,
735 	HAL_FREQ_BAND_2GHZ	= 1,
736 } HAL_FREQ_BAND;
737 
738 /*
739  * Antenna switch control.  By default antenna selection
740  * enables multiple (2) antenna use.  To force use of the
741  * A or B antenna only specify a fixed setting.  Fixing
742  * the antenna will also disable any diversity support.
743  */
744 typedef enum {
745 	HAL_ANT_VARIABLE = 0,			/* variable by programming */
746 	HAL_ANT_FIXED_A	 = 1,			/* fixed antenna A */
747 	HAL_ANT_FIXED_B	 = 2,			/* fixed antenna B */
748 } HAL_ANT_SETTING;
749 
750 typedef enum {
751 	HAL_M_STA	= 1,			/* infrastructure station */
752 	HAL_M_IBSS	= 0,			/* IBSS (adhoc) station */
753 	HAL_M_HOSTAP	= 6,			/* Software Access Point */
754 	HAL_M_MONITOR	= 8			/* Monitor mode */
755 } HAL_OPMODE;
756 
757 typedef enum {
758 	HAL_RESET_NORMAL	= 0,		/* Do normal reset */
759 	HAL_RESET_BBPANIC	= 1,		/* Reset because of BB panic */
760 	HAL_RESET_FORCE_COLD	= 2,		/* Force full reset */
761 } HAL_RESET_TYPE;
762 
763 typedef struct {
764 	uint8_t		kv_type;		/* one of HAL_CIPHER */
765 	uint8_t		kv_apsd;		/* Mask for APSD enabled ACs */
766 	uint16_t	kv_len;			/* length in bits */
767 	uint8_t		kv_val[16];		/* enough for 128-bit keys */
768 	uint8_t		kv_mic[8];		/* TKIP MIC key */
769 	uint8_t		kv_txmic[8];		/* TKIP TX MIC key (optional) */
770 } HAL_KEYVAL;
771 
772 /*
773  * This is the TX descriptor field which marks the key padding requirement.
774  * The naming is unfortunately unclear.
775  */
776 #define AH_KEYTYPE_MASK     0x0F
777 typedef enum {
778     HAL_KEY_TYPE_CLEAR,
779     HAL_KEY_TYPE_WEP,
780     HAL_KEY_TYPE_AES,
781     HAL_KEY_TYPE_TKIP,
782 } HAL_KEY_TYPE;
783 
784 typedef enum {
785 	HAL_CIPHER_WEP		= 0,
786 	HAL_CIPHER_AES_OCB	= 1,
787 	HAL_CIPHER_AES_CCM	= 2,
788 	HAL_CIPHER_CKIP		= 3,
789 	HAL_CIPHER_TKIP		= 4,
790 	HAL_CIPHER_CLR		= 5,		/* no encryption */
791 
792 	HAL_CIPHER_MIC		= 127		/* TKIP-MIC, not a cipher */
793 } HAL_CIPHER;
794 
795 enum {
796 	HAL_SLOT_TIME_6	 = 6,			/* NB: for turbo mode */
797 	HAL_SLOT_TIME_9	 = 9,
798 	HAL_SLOT_TIME_20 = 20,
799 };
800 
801 /*
802  * Per-station beacon timer state.  Note that the specified
803  * beacon interval (given in TU's) can also include flags
804  * to force a TSF reset and to enable the beacon xmit logic.
805  * If bs_cfpmaxduration is non-zero the hardware is setup to
806  * coexist with a PCF-capable AP.
807  */
808 typedef struct {
809 	uint32_t	bs_nexttbtt;		/* next beacon in TU */
810 	uint32_t	bs_nextdtim;		/* next DTIM in TU */
811 	uint32_t	bs_intval;		/* beacon interval+flags */
812 /*
813  * HAL_BEACON_PERIOD, HAL_BEACON_ENA and HAL_BEACON_RESET_TSF
814  * are all 1:1 correspondances with the pre-11n chip AR_BEACON
815  * register.
816  */
817 #define	HAL_BEACON_PERIOD	0x0000ffff	/* beacon interval period */
818 #define	HAL_BEACON_PERIOD_TU8	0x0007ffff	/* beacon interval, tu/8 */
819 #define	HAL_BEACON_ENA		0x00800000	/* beacon xmit enable */
820 #define	HAL_BEACON_RESET_TSF	0x01000000	/* clear TSF */
821 #define	HAL_TSFOOR_THRESHOLD	0x00004240	/* TSF OOR thresh (16k uS) */
822 	uint32_t	bs_dtimperiod;
823 	uint16_t	bs_cfpperiod;		/* CFP period in TU */
824 	uint16_t	bs_cfpmaxduration;	/* max CFP duration in TU */
825 	uint32_t	bs_cfpnext;		/* next CFP in TU */
826 	uint16_t	bs_timoffset;		/* byte offset to TIM bitmap */
827 	uint16_t	bs_bmissthreshold;	/* beacon miss threshold */
828 	uint32_t	bs_sleepduration;	/* max sleep duration */
829 	uint32_t	bs_tsfoor_threshold;	/* TSF out of range threshold */
830 } HAL_BEACON_STATE;
831 
832 /*
833  * Like HAL_BEACON_STATE but for non-station mode setup.
834  * NB: see above flag definitions for bt_intval.
835  */
836 typedef struct {
837 	uint32_t	bt_intval;		/* beacon interval+flags */
838 	uint32_t	bt_nexttbtt;		/* next beacon in TU */
839 	uint32_t	bt_nextatim;		/* next ATIM in TU */
840 	uint32_t	bt_nextdba;		/* next DBA in 1/8th TU */
841 	uint32_t	bt_nextswba;		/* next SWBA in 1/8th TU */
842 	uint32_t	bt_flags;		/* timer enables */
843 #define HAL_BEACON_TBTT_EN	0x00000001
844 #define HAL_BEACON_DBA_EN	0x00000002
845 #define HAL_BEACON_SWBA_EN	0x00000004
846 } HAL_BEACON_TIMERS;
847 
848 /*
849  * Per-node statistics maintained by the driver for use in
850  * optimizing signal quality and other operational aspects.
851  */
852 typedef struct {
853 	uint32_t	ns_avgbrssi;	/* average beacon rssi */
854 	uint32_t	ns_avgrssi;	/* average data rssi */
855 	uint32_t	ns_avgtxrssi;	/* average tx rssi */
856 } HAL_NODE_STATS;
857 
858 #define	HAL_RSSI_EP_MULTIPLIER	(1<<7)	/* pow2 to optimize out * and / */
859 
860 /*
861  * This is the ANI state and MIB stats.
862  *
863  * It's used by the HAL modules to keep state /and/ by the debug ioctl
864  * to fetch ANI information.
865  */
866 typedef struct {
867 	uint32_t	ast_ani_niup;   /* ANI increased noise immunity */
868 	uint32_t	ast_ani_nidown; /* ANI decreased noise immunity */
869 	uint32_t	ast_ani_spurup; /* ANI increased spur immunity */
870 	uint32_t	ast_ani_spurdown;/* ANI descreased spur immunity */
871 	uint32_t	ast_ani_ofdmon; /* ANI OFDM weak signal detect on */
872 	uint32_t	ast_ani_ofdmoff;/* ANI OFDM weak signal detect off */
873 	uint32_t	ast_ani_cckhigh;/* ANI CCK weak signal threshold high */
874 	uint32_t	ast_ani_ccklow; /* ANI CCK weak signal threshold low */
875 	uint32_t	ast_ani_stepup; /* ANI increased first step level */
876 	uint32_t	ast_ani_stepdown;/* ANI decreased first step level */
877 	uint32_t	ast_ani_ofdmerrs;/* ANI cumulative ofdm phy err count */
878 	uint32_t	ast_ani_cckerrs;/* ANI cumulative cck phy err count */
879 	uint32_t	ast_ani_reset;  /* ANI parameters zero'd for non-STA */
880 	uint32_t	ast_ani_lzero;  /* ANI listen time forced to zero */
881 	uint32_t	ast_ani_lneg;   /* ANI listen time calculated < 0 */
882 	HAL_MIB_STATS	ast_mibstats;   /* MIB counter stats */
883 	HAL_NODE_STATS	ast_nodestats;  /* Latest rssi stats from driver */
884 } HAL_ANI_STATS;
885 
886 typedef struct {
887 	uint8_t		noiseImmunityLevel;
888 	uint8_t		spurImmunityLevel;
889 	uint8_t		firstepLevel;
890 	uint8_t		ofdmWeakSigDetectOff;
891 	uint8_t		cckWeakSigThreshold;
892 	uint32_t	listenTime;
893 
894 	/* NB: intentionally ordered so data exported to user space is first */
895 	uint32_t	txFrameCount;   /* Last txFrameCount */
896 	uint32_t	rxFrameCount;   /* Last rx Frame count */
897 	uint32_t	cycleCount;     /* Last cycleCount
898 					   (to detect wrap-around) */
899 	uint32_t	ofdmPhyErrCount;/* OFDM err count since last reset */
900 	uint32_t	cckPhyErrCount; /* CCK err count since last reset */
901 } HAL_ANI_STATE;
902 
903 struct ath_desc;
904 struct ath_tx_status;
905 struct ath_rx_status;
906 struct ieee80211_channel;
907 
908 /*
909  * This is a channel survey sample entry.
910  *
911  * The AR5212 ANI routines fill these samples. The ANI code then uses it
912  * when calculating listen time; it is also exported via a diagnostic
913  * API.
914  */
915 typedef struct {
916 	uint32_t        seq_num;
917 	uint32_t        tx_busy;
918 	uint32_t        rx_busy;
919 	uint32_t        chan_busy;
920 	uint32_t        ext_chan_busy;
921 	uint32_t        cycle_count;
922 	/* XXX TODO */
923 	uint32_t        ofdm_phyerr_count;
924 	uint32_t        cck_phyerr_count;
925 } HAL_SURVEY_SAMPLE;
926 
927 /*
928  * This provides 3.2 seconds of sample space given an
929  * ANI time of 1/10th of a second. This may not be enough!
930  */
931 #define	CHANNEL_SURVEY_SAMPLE_COUNT	32
932 
933 typedef struct {
934 	HAL_SURVEY_SAMPLE samples[CHANNEL_SURVEY_SAMPLE_COUNT];
935 	uint32_t cur_sample;	/* current sample in sequence */
936 	uint32_t cur_seq;	/* current sequence number */
937 } HAL_CHANNEL_SURVEY;
938 
939 /*
940  * ANI commands.
941  *
942  * These are used both internally and externally via the diagnostic
943  * API.
944  *
945  * Note that this is NOT the ANI commands being used via the INTMIT
946  * capability - that has a different mapping for some reason.
947  */
948 typedef enum {
949 	HAL_ANI_PRESENT = 0,			/* is ANI support present */
950 	HAL_ANI_NOISE_IMMUNITY_LEVEL = 1,	/* set level */
951 	HAL_ANI_OFDM_WEAK_SIGNAL_DETECTION = 2,	/* enable/disable */
952 	HAL_ANI_CCK_WEAK_SIGNAL_THR = 3,	/* enable/disable */
953 	HAL_ANI_FIRSTEP_LEVEL = 4,		/* set level */
954 	HAL_ANI_SPUR_IMMUNITY_LEVEL = 5,	/* set level */
955 	HAL_ANI_MODE = 6,			/* 0 => manual, 1 => auto (XXX do not change) */
956 	HAL_ANI_PHYERR_RESET = 7,		/* reset phy error stats */
957 	HAL_ANI_MRC_CCK = 8,
958 } HAL_ANI_CMD;
959 
960 #define	HAL_ANI_ALL		0xffffffff
961 
962 /*
963  * This is the layout of the ANI INTMIT capability.
964  *
965  * Notice that the command values differ to HAL_ANI_CMD.
966  */
967 typedef enum {
968 	HAL_CAP_INTMIT_PRESENT = 0,
969 	HAL_CAP_INTMIT_ENABLE = 1,
970 	HAL_CAP_INTMIT_NOISE_IMMUNITY_LEVEL = 2,
971 	HAL_CAP_INTMIT_OFDM_WEAK_SIGNAL_LEVEL = 3,
972 	HAL_CAP_INTMIT_CCK_WEAK_SIGNAL_THR = 4,
973 	HAL_CAP_INTMIT_FIRSTEP_LEVEL = 5,
974 	HAL_CAP_INTMIT_SPUR_IMMUNITY_LEVEL = 6
975 } HAL_CAP_INTMIT_CMD;
976 
977 typedef struct {
978 	int32_t		pe_firpwr;	/* FIR pwr out threshold */
979 	int32_t		pe_rrssi;	/* Radar rssi thresh */
980 	int32_t		pe_height;	/* Pulse height thresh */
981 	int32_t		pe_prssi;	/* Pulse rssi thresh */
982 	int32_t		pe_inband;	/* Inband thresh */
983 
984 	/* The following params are only for AR5413 and later */
985 	u_int32_t	pe_relpwr;	/* Relative power threshold in 0.5dB steps */
986 	u_int32_t	pe_relstep;	/* Pulse Relative step threshold in 0.5dB steps */
987 	u_int32_t	pe_maxlen;	/* Max length of radar sign in 0.8us units */
988 	int32_t		pe_usefir128;	/* Use the average in-band power measured over 128 cycles */
989 	int32_t		pe_blockradar;	/*
990 					 * Enable to block radar check if pkt detect is done via OFDM
991 					 * weak signal detect or pkt is detected immediately after tx
992 					 * to rx transition
993 					 */
994 	int32_t		pe_enmaxrssi;	/*
995 					 * Enable to use the max rssi instead of the last rssi during
996 					 * fine gain changes for radar detection
997 					 */
998 	int32_t		pe_extchannel;	/* Enable DFS on ext channel */
999 	int32_t		pe_enabled;	/* Whether radar detection is enabled */
1000 	int32_t		pe_enrelpwr;
1001 	int32_t		pe_en_relstep_check;
1002 } HAL_PHYERR_PARAM;
1003 
1004 #define	HAL_PHYERR_PARAM_NOVAL	65535
1005 
1006 typedef struct {
1007 	u_int16_t	ss_fft_period;	/* Skip interval for FFT reports */
1008 	u_int16_t	ss_period;	/* Spectral scan period */
1009 	u_int16_t	ss_count;	/* # of reports to return from ss_active */
1010 	u_int16_t	ss_short_report;/* Set to report ony 1 set of FFT results */
1011 	u_int8_t	radar_bin_thresh_sel;	/* strong signal radar FFT threshold configuration */
1012 	u_int16_t	ss_spectral_pri;		/* are we doing a noise power cal ? */
1013 	int8_t		ss_nf_cal[AH_MAX_CHAINS*2];     /* nf calibrated values for ctl+ext from eeprom */
1014 	int8_t		ss_nf_pwr[AH_MAX_CHAINS*2];     /* nf pwr values for ctl+ext from eeprom */
1015 	int32_t		ss_nf_temp_data;	/* temperature data taken during nf scan */
1016 	int		ss_enabled;
1017 	int		ss_active;
1018 } HAL_SPECTRAL_PARAM;
1019 #define	HAL_SPECTRAL_PARAM_NOVAL	0xFFFF
1020 #define	HAL_SPECTRAL_PARAM_ENABLE	0x8000	/* Enable/Disable if applicable */
1021 
1022 /*
1023  * DFS operating mode flags.
1024  */
1025 typedef enum {
1026 	HAL_DFS_UNINIT_DOMAIN	= 0,	/* Uninitialized dfs domain */
1027 	HAL_DFS_FCC_DOMAIN	= 1,	/* FCC3 dfs domain */
1028 	HAL_DFS_ETSI_DOMAIN	= 2,	/* ETSI dfs domain */
1029 	HAL_DFS_MKK4_DOMAIN	= 3,	/* Japan dfs domain */
1030 } HAL_DFS_DOMAIN;
1031 
1032 
1033 /*
1034  * MFP decryption options for initializing the MAC.
1035  */
1036 typedef enum {
1037 	HAL_MFP_QOSDATA = 0,	/* Decrypt MFP frames like QoS data frames. All chips before Merlin. */
1038 	HAL_MFP_PASSTHRU,	/* Don't decrypt MFP frames at all. Passthrough */
1039 	HAL_MFP_HW_CRYPTO	/* hardware decryption enabled. Merlin can do it. */
1040 } HAL_MFP_OPT_T;
1041 
1042 /* LNA config supported */
1043 typedef enum {
1044 	HAL_ANT_DIV_COMB_LNA1_MINUS_LNA2	= 0,
1045 	HAL_ANT_DIV_COMB_LNA2			= 1,
1046 	HAL_ANT_DIV_COMB_LNA1			= 2,
1047 	HAL_ANT_DIV_COMB_LNA1_PLUS_LNA2		= 3,
1048 } HAL_ANT_DIV_COMB_LNA_CONF;
1049 
1050 typedef struct {
1051 	u_int8_t	main_lna_conf;
1052 	u_int8_t	alt_lna_conf;
1053 	u_int8_t	fast_div_bias;
1054 	u_int8_t	main_gaintb;
1055 	u_int8_t	alt_gaintb;
1056 	u_int8_t	antdiv_configgroup;
1057 	int8_t		lna1_lna2_delta;
1058 } HAL_ANT_COMB_CONFIG;
1059 
1060 #define	DEFAULT_ANTDIV_CONFIG_GROUP	0x00
1061 #define	HAL_ANTDIV_CONFIG_GROUP_1	0x01
1062 #define	HAL_ANTDIV_CONFIG_GROUP_2	0x02
1063 #define	HAL_ANTDIV_CONFIG_GROUP_3	0x03
1064 
1065 /*
1066  * Flag for setting QUIET period
1067  */
1068 typedef enum {
1069 	HAL_QUIET_DISABLE		= 0x0,
1070 	HAL_QUIET_ENABLE		= 0x1,
1071 	HAL_QUIET_ADD_CURRENT_TSF	= 0x2,	/* add current TSF to next_start offset */
1072 	HAL_QUIET_ADD_SWBA_RESP_TIME	= 0x4,	/* add beacon response time to next_start offset */
1073 } HAL_QUIET_FLAG;
1074 
1075 #define	HAL_DFS_EVENT_PRICH		0x0000001
1076 #define	HAL_DFS_EVENT_EXTCH		0x0000002
1077 #define	HAL_DFS_EVENT_EXTEARLY		0x0000004
1078 #define	HAL_DFS_EVENT_ISDC		0x0000008
1079 
1080 struct hal_dfs_event {
1081 	uint64_t	re_full_ts;	/* 64-bit full timestamp from interrupt time */
1082 	uint32_t	re_ts;		/* Original 15 bit recv timestamp */
1083 	uint8_t		re_rssi;	/* rssi of radar event */
1084 	uint8_t		re_dur;		/* duration of radar pulse */
1085 	uint32_t	re_flags;	/* Flags (see above) */
1086 };
1087 typedef struct hal_dfs_event HAL_DFS_EVENT;
1088 
1089 /*
1090  * Generic Timer domain
1091  */
1092 typedef enum {
1093 	HAL_GEN_TIMER_TSF = 0,
1094 	HAL_GEN_TIMER_TSF2,
1095 	HAL_GEN_TIMER_TSF_ANY
1096 } HAL_GEN_TIMER_DOMAIN;
1097 
1098 /*
1099  * BT Co-existence definitions
1100  */
1101 #include "ath_hal/ah_btcoex.h"
1102 
1103 struct hal_bb_panic_info {
1104 	u_int32_t	status;
1105 	u_int32_t	tsf;
1106 	u_int32_t	phy_panic_wd_ctl1;
1107 	u_int32_t	phy_panic_wd_ctl2;
1108 	u_int32_t	phy_gen_ctrl;
1109 	u_int32_t	rxc_pcnt;
1110 	u_int32_t	rxf_pcnt;
1111 	u_int32_t	txf_pcnt;
1112 	u_int32_t	cycles;
1113 	u_int32_t	wd;
1114 	u_int32_t	det;
1115 	u_int32_t	rdar;
1116 	u_int32_t	r_odfm;
1117 	u_int32_t	r_cck;
1118 	u_int32_t	t_odfm;
1119 	u_int32_t	t_cck;
1120 	u_int32_t	agc;
1121 	u_int32_t	src;
1122 };
1123 
1124 /* Serialize Register Access Mode */
1125 typedef enum {
1126 	SER_REG_MODE_OFF	= 0,
1127 	SER_REG_MODE_ON		= 1,
1128 	SER_REG_MODE_AUTO	= 2,
1129 } SER_REG_MODE;
1130 
1131 typedef struct
1132 {
1133 	int ah_debug;			/* only used if AH_DEBUG is defined */
1134 	int ah_ar5416_biasadj;		/* enable AR2133 radio specific bias fiddling */
1135 
1136 	/* NB: these are deprecated; they exist for now for compatibility */
1137 	int ah_dma_beacon_response_time;/* in TU's */
1138 	int ah_sw_beacon_response_time;	/* in TU's */
1139 	int ah_additional_swba_backoff;	/* in TU's */
1140 	int ah_force_full_reset;	/* force full chip reset rather then warm reset */
1141 	int ah_serialise_reg_war;	/* force serialisation of register IO */
1142 
1143 	/* XXX these don't belong here, they're just for the ar9300  HAL port effort */
1144 	int ath_hal_desc_tpc;		/* Per-packet TPC */
1145 	int ath_hal_sta_update_tx_pwr_enable;	/* GreenTX */
1146 	int ath_hal_sta_update_tx_pwr_enable_S1;	/* GreenTX */
1147 	int ath_hal_sta_update_tx_pwr_enable_S2;	/* GreenTX */
1148 	int ath_hal_sta_update_tx_pwr_enable_S3;	/* GreenTX */
1149 
1150 	/* I'm not sure what the default values for these should be */
1151 	int ath_hal_pll_pwr_save;
1152 	int ath_hal_pcie_power_save_enable;
1153 	int ath_hal_intr_mitigation_rx;
1154 	int ath_hal_intr_mitigation_tx;
1155 
1156 	int ath_hal_pcie_clock_req;
1157 #define	AR_PCIE_PLL_PWRSAVE_CONTROL	(1<<0)
1158 #define	AR_PCIE_PLL_PWRSAVE_ON_D3	(1<<1)
1159 #define	AR_PCIE_PLL_PWRSAVE_ON_D0	(1<<2)
1160 
1161 	int ath_hal_pcie_waen;
1162 	int ath_hal_pcie_ser_des_write;
1163 
1164 	/* these are important for correct AR9300 behaviour */
1165 	int ath_hal_ht_enable;		/* needs to be enabled for AR9300 HT */
1166 	int ath_hal_diversity_control;
1167 	int ath_hal_antenna_switch_swap;
1168 	int ath_hal_ext_lna_ctl_gpio;
1169 	int ath_hal_spur_mode;
1170 	int ath_hal_6mb_ack;		/* should set this to 1 for 11a/11na? */
1171 	int ath_hal_enable_msi;		/* enable MSI interrupts (needed?) */
1172 	int ath_hal_beacon_filter_interval;	/* ok to be 0 for now? */
1173 
1174 	/* For now, set this to 0 - net80211 needs to know about hardware MFP support */
1175 	int ath_hal_mfp_support;
1176 
1177 	int ath_hal_enable_ani;	/* should set this.. */
1178 	int ath_hal_cwm_ignore_ext_cca;
1179 	int ath_hal_show_bb_panic;
1180 	int ath_hal_ant_ctrl_comm2g_switch_enable;
1181 	int ath_hal_ext_atten_margin_cfg;
1182 	int ath_hal_min_gainidx;
1183 	int ath_hal_war70c;
1184 	uint32_t ath_hal_mci_config;
1185 } HAL_OPS_CONFIG;
1186 
1187 /*
1188  * Hardware Access Layer (HAL) API.
1189  *
1190  * Clients of the HAL call ath_hal_attach to obtain a reference to an
1191  * ath_hal structure for use with the device.  Hardware-related operations
1192  * that follow must call back into the HAL through interface, supplying
1193  * the reference as the first parameter.  Note that before using the
1194  * reference returned by ath_hal_attach the caller should verify the
1195  * ABI version number.
1196  */
1197 struct ath_hal {
1198 	uint32_t	ah_magic;	/* consistency check magic number */
1199 	uint16_t	ah_devid;	/* PCI device ID */
1200 	uint16_t	ah_subvendorid;	/* PCI subvendor ID */
1201 	HAL_SOFTC	ah_sc;		/* back pointer to driver/os state */
1202 	HAL_BUS_TAG	ah_st;		/* params for register r+w */
1203 	HAL_BUS_HANDLE	ah_sh;
1204 	HAL_CTRY_CODE	ah_countryCode;
1205 
1206 	uint32_t	ah_macVersion;	/* MAC version id */
1207 	uint16_t	ah_macRev;	/* MAC revision */
1208 	uint16_t	ah_phyRev;	/* PHY revision */
1209 	/* NB: when only one radio is present the rev is in 5Ghz */
1210 	uint16_t	ah_analog5GhzRev;/* 5GHz radio revision */
1211 	uint16_t	ah_analog2GhzRev;/* 2GHz radio revision */
1212 
1213 	uint16_t	*ah_eepromdata;	/* eeprom buffer, if needed */
1214 
1215 	uint32_t	ah_intrstate[8];	/* last int state */
1216 	uint32_t	ah_syncstate;		/* last sync intr state */
1217 
1218 	/* Current powerstate from HAL calls */
1219 	HAL_POWER_MODE	ah_powerMode;
1220 
1221 	HAL_OPS_CONFIG ah_config;
1222 	const HAL_RATE_TABLE *__ahdecl(*ah_getRateTable)(struct ath_hal *,
1223 				u_int mode);
1224 	void	  __ahdecl(*ah_detach)(struct ath_hal*);
1225 
1226 	/* Reset functions */
1227 	HAL_BOOL  __ahdecl(*ah_reset)(struct ath_hal *, HAL_OPMODE,
1228 				struct ieee80211_channel *,
1229 				HAL_BOOL bChannelChange,
1230 				HAL_RESET_TYPE resetType,
1231 				HAL_STATUS *status);
1232 	HAL_BOOL  __ahdecl(*ah_phyDisable)(struct ath_hal *);
1233 	HAL_BOOL  __ahdecl(*ah_disable)(struct ath_hal *);
1234 	void	  __ahdecl(*ah_configPCIE)(struct ath_hal *, HAL_BOOL restore,
1235 				HAL_BOOL power_off);
1236 	void	  __ahdecl(*ah_disablePCIE)(struct ath_hal *);
1237 	void	  __ahdecl(*ah_setPCUConfig)(struct ath_hal *);
1238 	HAL_BOOL  __ahdecl(*ah_perCalibration)(struct ath_hal*,
1239 			struct ieee80211_channel *, HAL_BOOL *);
1240 	HAL_BOOL  __ahdecl(*ah_perCalibrationN)(struct ath_hal *,
1241 			struct ieee80211_channel *, u_int chainMask,
1242 			HAL_BOOL longCal, HAL_BOOL *isCalDone);
1243 	HAL_BOOL  __ahdecl(*ah_resetCalValid)(struct ath_hal *,
1244 			const struct ieee80211_channel *);
1245 	HAL_BOOL  __ahdecl(*ah_setTxPower)(struct ath_hal *,
1246 	    		const struct ieee80211_channel *, uint16_t *);
1247 	HAL_BOOL  __ahdecl(*ah_setTxPowerLimit)(struct ath_hal *, uint32_t);
1248 	HAL_BOOL  __ahdecl(*ah_setBoardValues)(struct ath_hal *,
1249 	    		const struct ieee80211_channel *);
1250 
1251 	/* Transmit functions */
1252 	HAL_BOOL  __ahdecl(*ah_updateTxTrigLevel)(struct ath_hal*,
1253 				HAL_BOOL incTrigLevel);
1254 	int	  __ahdecl(*ah_setupTxQueue)(struct ath_hal *, HAL_TX_QUEUE,
1255 				const HAL_TXQ_INFO *qInfo);
1256 	HAL_BOOL  __ahdecl(*ah_setTxQueueProps)(struct ath_hal *, int q,
1257 				const HAL_TXQ_INFO *qInfo);
1258 	HAL_BOOL  __ahdecl(*ah_getTxQueueProps)(struct ath_hal *, int q,
1259 				HAL_TXQ_INFO *qInfo);
1260 	HAL_BOOL  __ahdecl(*ah_releaseTxQueue)(struct ath_hal *ah, u_int q);
1261 	HAL_BOOL  __ahdecl(*ah_resetTxQueue)(struct ath_hal *ah, u_int q);
1262 	uint32_t __ahdecl(*ah_getTxDP)(struct ath_hal*, u_int);
1263 	HAL_BOOL  __ahdecl(*ah_setTxDP)(struct ath_hal*, u_int, uint32_t txdp);
1264 	uint32_t __ahdecl(*ah_numTxPending)(struct ath_hal *, u_int q);
1265 	HAL_BOOL  __ahdecl(*ah_startTxDma)(struct ath_hal*, u_int);
1266 	HAL_BOOL  __ahdecl(*ah_stopTxDma)(struct ath_hal*, u_int);
1267 	HAL_BOOL  __ahdecl(*ah_setupTxDesc)(struct ath_hal *, struct ath_desc *,
1268 				u_int pktLen, u_int hdrLen,
1269 				HAL_PKT_TYPE type, u_int txPower,
1270 				u_int txRate0, u_int txTries0,
1271 				u_int keyIx, u_int antMode, u_int flags,
1272 				u_int rtsctsRate, u_int rtsctsDuration,
1273 				u_int compicvLen, u_int compivLen,
1274 				u_int comp);
1275 	HAL_BOOL  __ahdecl(*ah_setupXTxDesc)(struct ath_hal *, struct ath_desc*,
1276 				u_int txRate1, u_int txTries1,
1277 				u_int txRate2, u_int txTries2,
1278 				u_int txRate3, u_int txTries3);
1279 	HAL_BOOL  __ahdecl(*ah_fillTxDesc)(struct ath_hal *, struct ath_desc *,
1280 				HAL_DMA_ADDR *bufAddrList, uint32_t *segLenList,
1281 				u_int descId, u_int qcuId, HAL_BOOL firstSeg,
1282 				HAL_BOOL lastSeg, const struct ath_desc *);
1283 	HAL_STATUS __ahdecl(*ah_procTxDesc)(struct ath_hal *,
1284 				struct ath_desc *, struct ath_tx_status *);
1285 	void	   __ahdecl(*ah_getTxIntrQueue)(struct ath_hal *, uint32_t *);
1286 	void	   __ahdecl(*ah_reqTxIntrDesc)(struct ath_hal *, struct ath_desc*);
1287 	HAL_BOOL	__ahdecl(*ah_getTxCompletionRates)(struct ath_hal *,
1288 				const struct ath_desc *ds, int *rates, int *tries);
1289 	void	  __ahdecl(*ah_setTxDescLink)(struct ath_hal *ah, void *ds,
1290 				uint32_t link);
1291 	void	  __ahdecl(*ah_getTxDescLink)(struct ath_hal *ah, void *ds,
1292 				uint32_t *link);
1293 	void	  __ahdecl(*ah_getTxDescLinkPtr)(struct ath_hal *ah, void *ds,
1294 				uint32_t **linkptr);
1295 	void	  __ahdecl(*ah_setupTxStatusRing)(struct ath_hal *,
1296 				void *ts_start, uint32_t ts_paddr_start,
1297 				uint16_t size);
1298 	void	  __ahdecl(*ah_getTxRawTxDesc)(struct ath_hal *, u_int32_t *);
1299 
1300 	/* Receive Functions */
1301 	uint32_t __ahdecl(*ah_getRxDP)(struct ath_hal*, HAL_RX_QUEUE);
1302 	void	  __ahdecl(*ah_setRxDP)(struct ath_hal*, uint32_t rxdp, HAL_RX_QUEUE);
1303 	void	  __ahdecl(*ah_enableReceive)(struct ath_hal*);
1304 	HAL_BOOL  __ahdecl(*ah_stopDmaReceive)(struct ath_hal*);
1305 	void	  __ahdecl(*ah_startPcuReceive)(struct ath_hal*);
1306 	void	  __ahdecl(*ah_stopPcuReceive)(struct ath_hal*);
1307 	void	  __ahdecl(*ah_setMulticastFilter)(struct ath_hal*,
1308 				uint32_t filter0, uint32_t filter1);
1309 	HAL_BOOL  __ahdecl(*ah_setMulticastFilterIndex)(struct ath_hal*,
1310 				uint32_t index);
1311 	HAL_BOOL  __ahdecl(*ah_clrMulticastFilterIndex)(struct ath_hal*,
1312 				uint32_t index);
1313 	uint32_t __ahdecl(*ah_getRxFilter)(struct ath_hal*);
1314 	void	  __ahdecl(*ah_setRxFilter)(struct ath_hal*, uint32_t);
1315 	HAL_BOOL  __ahdecl(*ah_setupRxDesc)(struct ath_hal *, struct ath_desc *,
1316 				uint32_t size, u_int flags);
1317 	HAL_STATUS __ahdecl(*ah_procRxDesc)(struct ath_hal *,
1318 				struct ath_desc *, uint32_t phyAddr,
1319 				struct ath_desc *next, uint64_t tsf,
1320 				struct ath_rx_status *);
1321 	void	  __ahdecl(*ah_rxMonitor)(struct ath_hal *,
1322 				const HAL_NODE_STATS *,
1323 				const struct ieee80211_channel *);
1324 	void      __ahdecl(*ah_aniPoll)(struct ath_hal *,
1325 				const struct ieee80211_channel *);
1326 	void	  __ahdecl(*ah_procMibEvent)(struct ath_hal *,
1327 				const HAL_NODE_STATS *);
1328 
1329 	/* Misc Functions */
1330 	HAL_STATUS __ahdecl(*ah_getCapability)(struct ath_hal *,
1331 				HAL_CAPABILITY_TYPE, uint32_t capability,
1332 				uint32_t *result);
1333 	HAL_BOOL   __ahdecl(*ah_setCapability)(struct ath_hal *,
1334 				HAL_CAPABILITY_TYPE, uint32_t capability,
1335 				uint32_t setting, HAL_STATUS *);
1336 	HAL_BOOL   __ahdecl(*ah_getDiagState)(struct ath_hal *, int request,
1337 				const void *args, uint32_t argsize,
1338 				void **result, uint32_t *resultsize);
1339 	void	  __ahdecl(*ah_getMacAddress)(struct ath_hal *, uint8_t *);
1340 	HAL_BOOL  __ahdecl(*ah_setMacAddress)(struct ath_hal *, const uint8_t*);
1341 	void	  __ahdecl(*ah_getBssIdMask)(struct ath_hal *, uint8_t *);
1342 	HAL_BOOL  __ahdecl(*ah_setBssIdMask)(struct ath_hal *, const uint8_t*);
1343 	HAL_BOOL  __ahdecl(*ah_setRegulatoryDomain)(struct ath_hal*,
1344 				uint16_t, HAL_STATUS *);
1345 	void	  __ahdecl(*ah_setLedState)(struct ath_hal*, HAL_LED_STATE);
1346 	void	  __ahdecl(*ah_writeAssocid)(struct ath_hal*,
1347 				const uint8_t *bssid, uint16_t assocId);
1348 	HAL_BOOL  __ahdecl(*ah_gpioCfgOutput)(struct ath_hal *,
1349 				uint32_t gpio, HAL_GPIO_MUX_TYPE);
1350 	HAL_BOOL  __ahdecl(*ah_gpioCfgInput)(struct ath_hal *, uint32_t gpio);
1351 	uint32_t __ahdecl(*ah_gpioGet)(struct ath_hal *, uint32_t gpio);
1352 	HAL_BOOL  __ahdecl(*ah_gpioSet)(struct ath_hal *,
1353 				uint32_t gpio, uint32_t val);
1354 	void	  __ahdecl(*ah_gpioSetIntr)(struct ath_hal*, u_int, uint32_t);
1355 	uint32_t __ahdecl(*ah_getTsf32)(struct ath_hal*);
1356 	uint64_t __ahdecl(*ah_getTsf64)(struct ath_hal*);
1357 	void     __ahdecl(*ah_setTsf64)(struct ath_hal *, uint64_t);
1358 	void	  __ahdecl(*ah_resetTsf)(struct ath_hal*);
1359 	HAL_BOOL  __ahdecl(*ah_detectCardPresent)(struct ath_hal*);
1360 	void	  __ahdecl(*ah_updateMibCounters)(struct ath_hal*,
1361 				HAL_MIB_STATS*);
1362 	HAL_RFGAIN __ahdecl(*ah_getRfGain)(struct ath_hal*);
1363 	u_int	  __ahdecl(*ah_getDefAntenna)(struct ath_hal*);
1364 	void	  __ahdecl(*ah_setDefAntenna)(struct ath_hal*, u_int);
1365 	HAL_ANT_SETTING	 __ahdecl(*ah_getAntennaSwitch)(struct ath_hal*);
1366 	HAL_BOOL  __ahdecl(*ah_setAntennaSwitch)(struct ath_hal*,
1367 				HAL_ANT_SETTING);
1368 	HAL_BOOL  __ahdecl(*ah_setSifsTime)(struct ath_hal*, u_int);
1369 	u_int	  __ahdecl(*ah_getSifsTime)(struct ath_hal*);
1370 	HAL_BOOL  __ahdecl(*ah_setSlotTime)(struct ath_hal*, u_int);
1371 	u_int	  __ahdecl(*ah_getSlotTime)(struct ath_hal*);
1372 	HAL_BOOL  __ahdecl(*ah_setAckTimeout)(struct ath_hal*, u_int);
1373 	u_int	  __ahdecl(*ah_getAckTimeout)(struct ath_hal*);
1374 	HAL_BOOL  __ahdecl(*ah_setAckCTSRate)(struct ath_hal*, u_int);
1375 	u_int	  __ahdecl(*ah_getAckCTSRate)(struct ath_hal*);
1376 	HAL_BOOL  __ahdecl(*ah_setCTSTimeout)(struct ath_hal*, u_int);
1377 	u_int	  __ahdecl(*ah_getCTSTimeout)(struct ath_hal*);
1378 	HAL_BOOL  __ahdecl(*ah_setDecompMask)(struct ath_hal*, uint16_t, int);
1379 	void	  __ahdecl(*ah_setCoverageClass)(struct ath_hal*, uint8_t, int);
1380 	HAL_STATUS	__ahdecl(*ah_setQuiet)(struct ath_hal *ah, uint32_t period,
1381 				uint32_t duration, uint32_t nextStart,
1382 				HAL_QUIET_FLAG flag);
1383 	void	  __ahdecl(*ah_setChainMasks)(struct ath_hal *,
1384 				uint32_t, uint32_t);
1385 
1386 	/* DFS functions */
1387 	void	  __ahdecl(*ah_enableDfs)(struct ath_hal *ah,
1388 				HAL_PHYERR_PARAM *pe);
1389 	void	  __ahdecl(*ah_getDfsThresh)(struct ath_hal *ah,
1390 				HAL_PHYERR_PARAM *pe);
1391 	HAL_BOOL  __ahdecl(*ah_getDfsDefaultThresh)(struct ath_hal *ah,
1392 				HAL_PHYERR_PARAM *pe);
1393 	HAL_BOOL  __ahdecl(*ah_procRadarEvent)(struct ath_hal *ah,
1394 				struct ath_rx_status *rxs, uint64_t fulltsf,
1395 				const char *buf, HAL_DFS_EVENT *event);
1396 	HAL_BOOL  __ahdecl(*ah_isFastClockEnabled)(struct ath_hal *ah);
1397 
1398 	/* Spectral Scan functions */
1399 	void	__ahdecl(*ah_spectralConfigure)(struct ath_hal *ah,
1400 				HAL_SPECTRAL_PARAM *sp);
1401 	void	__ahdecl(*ah_spectralGetConfig)(struct ath_hal *ah,
1402 				HAL_SPECTRAL_PARAM *sp);
1403 	void	__ahdecl(*ah_spectralStart)(struct ath_hal *);
1404 	void	__ahdecl(*ah_spectralStop)(struct ath_hal *);
1405 	HAL_BOOL	__ahdecl(*ah_spectralIsEnabled)(struct ath_hal *);
1406 	HAL_BOOL	__ahdecl(*ah_spectralIsActive)(struct ath_hal *);
1407 	/* XXX getNfPri() and getNfExt() */
1408 
1409 	/* Key Cache Functions */
1410 	uint32_t __ahdecl(*ah_getKeyCacheSize)(struct ath_hal*);
1411 	HAL_BOOL  __ahdecl(*ah_resetKeyCacheEntry)(struct ath_hal*, uint16_t);
1412 	HAL_BOOL  __ahdecl(*ah_isKeyCacheEntryValid)(struct ath_hal *,
1413 				uint16_t);
1414 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntry)(struct ath_hal*,
1415 				uint16_t, const HAL_KEYVAL *,
1416 				const uint8_t *, int);
1417 	HAL_BOOL  __ahdecl(*ah_setKeyCacheEntryMac)(struct ath_hal*,
1418 				uint16_t, const uint8_t *);
1419 
1420 	/* Power Management Functions */
1421 	HAL_BOOL  __ahdecl(*ah_setPowerMode)(struct ath_hal*,
1422 				HAL_POWER_MODE mode, int setChip);
1423 	HAL_POWER_MODE __ahdecl(*ah_getPowerMode)(struct ath_hal*);
1424 	int16_t   __ahdecl(*ah_getChanNoise)(struct ath_hal *,
1425 				const struct ieee80211_channel *);
1426 
1427 	/* Beacon Management Functions */
1428 	void	  __ahdecl(*ah_setBeaconTimers)(struct ath_hal*,
1429 				const HAL_BEACON_TIMERS *);
1430 	/* NB: deprecated, use ah_setBeaconTimers instead */
1431 	void	  __ahdecl(*ah_beaconInit)(struct ath_hal *,
1432 				uint32_t nexttbtt, uint32_t intval);
1433 	void	  __ahdecl(*ah_setStationBeaconTimers)(struct ath_hal*,
1434 				const HAL_BEACON_STATE *);
1435 	void	  __ahdecl(*ah_resetStationBeaconTimers)(struct ath_hal*);
1436 	uint64_t  __ahdecl(*ah_getNextTBTT)(struct ath_hal *);
1437 
1438 	/* 802.11n Functions */
1439 	HAL_BOOL  __ahdecl(*ah_chainTxDesc)(struct ath_hal *,
1440 				struct ath_desc *,
1441 				HAL_DMA_ADDR *bufAddrList,
1442 				uint32_t *segLenList,
1443 				u_int, u_int, HAL_PKT_TYPE,
1444 				u_int, HAL_CIPHER, uint8_t, HAL_BOOL,
1445 				HAL_BOOL, HAL_BOOL);
1446 	HAL_BOOL  __ahdecl(*ah_setupFirstTxDesc)(struct ath_hal *,
1447 				struct ath_desc *, u_int, u_int, u_int,
1448 				u_int, u_int, u_int, u_int, u_int);
1449 	HAL_BOOL  __ahdecl(*ah_setupLastTxDesc)(struct ath_hal *,
1450 				struct ath_desc *, const struct ath_desc *);
1451 	void	  __ahdecl(*ah_set11nRateScenario)(struct ath_hal *,
1452 	    			struct ath_desc *, u_int, u_int,
1453 				HAL_11N_RATE_SERIES [], u_int, u_int);
1454 
1455 	/*
1456 	 * The next 4 (set11ntxdesc -> set11naggrlast) are specific
1457 	 * to the EDMA HAL.  Descriptors are chained together by
1458 	 * using filltxdesc (not ChainTxDesc) and then setting the
1459 	 * aggregate flags appropriately using first/middle/last.
1460 	 */
1461 	void	  __ahdecl(*ah_set11nTxDesc)(struct ath_hal *,
1462 				void *, u_int, HAL_PKT_TYPE, u_int, u_int,
1463 				u_int);
1464 	void	  __ahdecl(*ah_set11nAggrFirst)(struct ath_hal *,
1465 				struct ath_desc *, u_int, u_int);
1466 	void	  __ahdecl(*ah_set11nAggrMiddle)(struct ath_hal *,
1467 	    			struct ath_desc *, u_int);
1468 	void	  __ahdecl(*ah_set11nAggrLast)(struct ath_hal *,
1469 				struct ath_desc *);
1470 	void	  __ahdecl(*ah_clr11nAggr)(struct ath_hal *,
1471 	    			struct ath_desc *);
1472 	void	  __ahdecl(*ah_set11nBurstDuration)(struct ath_hal *,
1473 	    			struct ath_desc *, u_int);
1474 	void	  __ahdecl(*ah_set11nVirtMoreFrag)(struct ath_hal *,
1475 				struct ath_desc *, u_int);
1476 
1477 	HAL_BOOL  __ahdecl(*ah_getMibCycleCounts) (struct ath_hal *,
1478 				HAL_SURVEY_SAMPLE *);
1479 
1480 	uint32_t  __ahdecl(*ah_get11nExtBusy)(struct ath_hal *);
1481 	void      __ahdecl(*ah_set11nMac2040)(struct ath_hal *,
1482 				HAL_HT_MACMODE);
1483 	HAL_HT_RXCLEAR __ahdecl(*ah_get11nRxClear)(struct ath_hal *ah);
1484 	void	  __ahdecl(*ah_set11nRxClear)(struct ath_hal *,
1485 	    			HAL_HT_RXCLEAR);
1486 
1487 	/* Interrupt functions */
1488 	HAL_BOOL  __ahdecl(*ah_isInterruptPending)(struct ath_hal*);
1489 	HAL_BOOL  __ahdecl(*ah_getPendingInterrupts)(struct ath_hal*, HAL_INT*);
1490 	HAL_INT	  __ahdecl(*ah_getInterrupts)(struct ath_hal*);
1491 	HAL_INT	  __ahdecl(*ah_setInterrupts)(struct ath_hal*, HAL_INT);
1492 
1493 	/* Bluetooth Coexistence functions */
1494 	void	    __ahdecl(*ah_btCoexSetInfo)(struct ath_hal *,
1495 				HAL_BT_COEX_INFO *);
1496 	void	    __ahdecl(*ah_btCoexSetConfig)(struct ath_hal *,
1497 				HAL_BT_COEX_CONFIG *);
1498 	void	    __ahdecl(*ah_btCoexSetQcuThresh)(struct ath_hal *,
1499 				int);
1500 	void	    __ahdecl(*ah_btCoexSetWeights)(struct ath_hal *,
1501 				uint32_t);
1502 	void	    __ahdecl(*ah_btCoexSetBmissThresh)(struct ath_hal *,
1503 				uint32_t);
1504 	void	    __ahdecl(*ah_btCoexSetParameter)(struct ath_hal *,
1505 				uint32_t, uint32_t);
1506 	void	    __ahdecl(*ah_btCoexDisable)(struct ath_hal *);
1507 	int	    __ahdecl(*ah_btCoexEnable)(struct ath_hal *);
1508 
1509 	/* Bluetooth MCI methods */
1510 	void	    __ahdecl(*ah_btMciSetup)(struct ath_hal *,
1511 				uint32_t, void *, uint16_t, uint32_t);
1512 	HAL_BOOL    __ahdecl(*ah_btMciSendMessage)(struct ath_hal *,
1513 				uint8_t, uint32_t, uint32_t *, uint8_t,
1514 				HAL_BOOL, HAL_BOOL);
1515 	uint32_t    __ahdecl(*ah_btMciGetInterrupt)(struct ath_hal *,
1516 				uint32_t *, uint32_t *);
1517 	uint32_t    __ahdecl(*ah_btMciState)(struct ath_hal *,
1518 				uint32_t, uint32_t *);
1519 	void	    __ahdecl(*ah_btMciDetach)(struct ath_hal *);
1520 
1521 	/* LNA diversity configuration */
1522 	void	    __ahdecl(*ah_divLnaConfGet)(struct ath_hal *,
1523 				HAL_ANT_COMB_CONFIG *);
1524 	void	    __ahdecl(*ah_divLnaConfSet)(struct ath_hal *,
1525 				HAL_ANT_COMB_CONFIG *);
1526 };
1527 
1528 /*
1529  * Check the PCI vendor ID and device ID against Atheros' values
1530  * and return a printable description for any Atheros hardware.
1531  * AH_NULL is returned if the ID's do not describe Atheros hardware.
1532  */
1533 extern	const char *__ahdecl ath_hal_probe(uint16_t vendorid, uint16_t devid);
1534 
1535 /*
1536  * Attach the HAL for use with the specified device.  The device is
1537  * defined by the PCI device ID.  The caller provides an opaque pointer
1538  * to an upper-layer data structure (HAL_SOFTC) that is stored in the
1539  * HAL state block for later use.  Hardware register accesses are done
1540  * using the specified bus tag and handle.  On successful return a
1541  * reference to a state block is returned that must be supplied in all
1542  * subsequent HAL calls.  Storage associated with this reference is
1543  * dynamically allocated and must be freed by calling the ah_detach
1544  * method when the client is done.  If the attach operation fails a
1545  * null (AH_NULL) reference will be returned and a status code will
1546  * be returned if the status parameter is non-zero.
1547  */
1548 extern	struct ath_hal * __ahdecl ath_hal_attach(uint16_t devid, HAL_SOFTC,
1549 		HAL_BUS_TAG, HAL_BUS_HANDLE, uint16_t *eepromdata,
1550 		HAL_OPS_CONFIG *ah_config, HAL_STATUS* status);
1551 
1552 extern	const char *ath_hal_mac_name(struct ath_hal *);
1553 extern	const char *ath_hal_rf_name(struct ath_hal *);
1554 
1555 /*
1556  * Regulatory interfaces.  Drivers should use ath_hal_init_channels to
1557  * request a set of channels for a particular country code and/or
1558  * regulatory domain.  If CTRY_DEFAULT and SKU_NONE are specified then
1559  * this list is constructed according to the contents of the EEPROM.
1560  * ath_hal_getchannels acts similarly but does not alter the operating
1561  * state; this can be used to collect information for a particular
1562  * regulatory configuration.  Finally ath_hal_set_channels installs a
1563  * channel list constructed outside the driver.  The HAL will adopt the
1564  * channel list and setup internal state according to the specified
1565  * regulatory configuration (e.g. conformance test limits).
1566  *
1567  * For all interfaces the channel list is returned in the supplied array.
1568  * maxchans defines the maximum size of this array.  nchans contains the
1569  * actual number of channels returned.  If a problem occurred then a
1570  * status code != HAL_OK is returned.
1571  */
1572 struct ieee80211_channel;
1573 
1574 /*
1575  * Return a list of channels according to the specified regulatory.
1576  */
1577 extern	HAL_STATUS __ahdecl ath_hal_getchannels(struct ath_hal *,
1578     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1579     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn,
1580     HAL_BOOL enableExtendedChannels);
1581 
1582 /*
1583  * Return a list of channels and install it as the current operating
1584  * regulatory list.
1585  */
1586 extern	HAL_STATUS __ahdecl ath_hal_init_channels(struct ath_hal *,
1587     struct ieee80211_channel *chans, u_int maxchans, int *nchans,
1588     u_int modeSelect, HAL_CTRY_CODE cc, HAL_REG_DOMAIN rd,
1589     HAL_BOOL enableExtendedChannels);
1590 
1591 /*
1592  * Install the list of channels as the current operating regulatory
1593  * and setup related state according to the country code and sku.
1594  */
1595 extern	HAL_STATUS __ahdecl ath_hal_set_channels(struct ath_hal *,
1596     struct ieee80211_channel *chans, int nchans,
1597     HAL_CTRY_CODE cc, HAL_REG_DOMAIN regDmn);
1598 
1599 /*
1600  * Fetch the ctl/ext noise floor values reported by a MIMO
1601  * radio. Returns 1 for valid results, 0 for invalid channel.
1602  */
1603 extern int __ahdecl ath_hal_get_mimo_chan_noise(struct ath_hal *ah,
1604     const struct ieee80211_channel *chan, int16_t *nf_ctl,
1605     int16_t *nf_ext);
1606 
1607 /*
1608  * Calibrate noise floor data following a channel scan or similar.
1609  * This must be called prior retrieving noise floor data.
1610  */
1611 extern	void __ahdecl ath_hal_process_noisefloor(struct ath_hal *ah);
1612 
1613 /*
1614  * Return bit mask of wireless modes supported by the hardware.
1615  */
1616 extern	u_int __ahdecl ath_hal_getwirelessmodes(struct ath_hal*);
1617 
1618 /*
1619  * Get the HAL wireless mode for the given channel.
1620  */
1621 extern	int ath_hal_get_curmode(struct ath_hal *ah,
1622     const struct ieee80211_channel *chan);
1623 
1624 /*
1625  * Calculate the packet TX time for a legacy or 11n frame
1626  */
1627 extern uint32_t __ahdecl ath_hal_pkt_txtime(struct ath_hal *ah,
1628     const HAL_RATE_TABLE *rates, uint32_t frameLen,
1629     uint16_t rateix, HAL_BOOL isht40, HAL_BOOL shortPreamble,
1630     HAL_BOOL includeSifs);
1631 
1632 /*
1633  * Calculate the duration of an 11n frame.
1634  */
1635 extern uint32_t __ahdecl ath_computedur_ht(uint32_t frameLen, uint16_t rate,
1636     int streams, HAL_BOOL isht40, HAL_BOOL isShortGI);
1637 
1638 /*
1639  * Calculate the transmit duration of a legacy frame.
1640  */
1641 extern uint16_t __ahdecl ath_hal_computetxtime(struct ath_hal *,
1642 		const HAL_RATE_TABLE *rates, uint32_t frameLen,
1643 		uint16_t rateix, HAL_BOOL shortPreamble,
1644 		HAL_BOOL includeSifs);
1645 
1646 /*
1647  * Adjust the TSF.
1648  */
1649 extern void __ahdecl ath_hal_adjusttsf(struct ath_hal *ah, int32_t tsfdelta);
1650 
1651 /*
1652  * Enable or disable CCA.
1653  */
1654 void __ahdecl ath_hal_setcca(struct ath_hal *ah, int ena);
1655 
1656 /*
1657  * Get CCA setting.
1658  */
1659 int __ahdecl ath_hal_getcca(struct ath_hal *ah);
1660 
1661 /*
1662  * Read EEPROM data from ah_eepromdata
1663  */
1664 HAL_BOOL __ahdecl ath_hal_EepromDataRead(struct ath_hal *ah,
1665 		u_int off, uint16_t *data);
1666 
1667 /*
1668  * For now, simply pass through MFP frames.
1669  */
1670 static inline u_int32_t
1671 ath_hal_get_mfp_qos(struct ath_hal *ah)
1672 {
1673 	//return AH_PRIVATE(ah)->ah_mfp_qos;
1674 	return HAL_MFP_QOSDATA;
1675 }
1676 
1677 /*
1678  * Convert between microseconds and core system clocks.
1679  */
1680 extern u_int ath_hal_mac_clks(struct ath_hal *ah, u_int usecs);
1681 extern u_int ath_hal_mac_usec(struct ath_hal *ah, u_int clks);
1682 extern uint64_t ath_hal_mac_psec(struct ath_hal *ah, u_int clks);
1683 
1684 #endif /* _ATH_AH_H_ */
1685