xref: /freebsd/sys/dev/mrsas/mrsas.h (revision 1f40866feb2135a4cf764a07b1b90a8a3398ff0a)
1 /*
2  * Copyright (c) 2015, AVAGO Tech. All rights reserved. Authors: Marian Choy
3  * Copyright (c) 2014, LSI Corp. All rights reserved. Authors: Marian Choy
4  * Support: freebsdraid@avagotech.com
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are
8  * met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  * this list of conditions and the following disclaimer. 2. Redistributions
12  * in binary form must reproduce the above copyright notice, this list of
13  * conditions and the following disclaimer in the documentation and/or other
14  * materials provided with the distribution. 3. Neither the name of the
15  * <ORGANIZATION> nor the names of its contributors may be used to endorse or
16  * promote products derived from this software without specific prior written
17  * permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  *
31  * The views and conclusions contained in the software and documentation are
32  * those of the authors and should not be interpreted as representing
33  * official policies,either expressed or implied, of the FreeBSD Project.
34  *
35  * Send feedback to: <megaraidfbsd@avagotech.com> Mail to: AVAGO TECHNOLOGIES, 1621
36  * Barber Lane, Milpitas, CA 95035 ATTN: MegaRaid FreeBSD
37  *
38  */
39 
40 #include <sys/cdefs.h>
41 __FBSDID("$FreeBSD$");
42 
43 #ifndef MRSAS_H
44 #define	MRSAS_H
45 
46 #include <sys/param.h>			/* defines used in kernel.h */
47 #include <sys/module.h>
48 #include <sys/systm.h>
49 #include <sys/proc.h>
50 #include <sys/errno.h>
51 #include <sys/kernel.h>			/* types used in module initialization */
52 #include <sys/conf.h>			/* cdevsw struct */
53 #include <sys/uio.h>			/* uio struct */
54 #include <sys/malloc.h>
55 #include <sys/bus.h>			/* structs, prototypes for pci bus
56 					 * stuff */
57 #include <sys/rman.h>
58 #include <sys/types.h>
59 #include <sys/lock.h>
60 #include <sys/mutex.h>
61 #include <sys/sema.h>
62 #include <sys/sysctl.h>
63 #include <sys/stat.h>
64 #include <sys/taskqueue.h>
65 #include <sys/poll.h>
66 #include <sys/selinfo.h>
67 
68 #include <machine/bus.h>
69 #include <machine/resource.h>
70 #include <machine/atomic.h>
71 
72 #include <dev/pci/pcivar.h>		/* For pci_get macros! */
73 #include <dev/pci/pcireg.h>
74 
75 #define	IOCTL_SEMA_DESCRIPTION	"mrsas semaphore for MFI pool"
76 
77 /*
78  * Device IDs and PCI
79  */
80 #define	MRSAS_TBOLT			0x005b
81 #define	MRSAS_INVADER		0x005d
82 #define	MRSAS_FURY			0x005f
83 #define	MRSAS_INTRUDER		0x00ce
84 #define	MRSAS_INTRUDER_24	0x00cf
85 #define	MRSAS_CUTLASS_52	0x0052
86 #define	MRSAS_CUTLASS_53	0x0053
87 /* Gen3.5 Conroller */
88 #define	MRSAS_VENTURA               0x0014
89 #define	MRSAS_CRUSADER              0x0015
90 #define	MRSAS_HARPOON               0x0016
91 #define	MRSAS_TOMCAT                0x0017
92 #define	MRSAS_VENTURA_4PORT         0x001B
93 #define	MRSAS_CRUSADER_4PORT        0x001C
94 #define	MRSAS_AERO_10E0             0x10E0
95 #define	MRSAS_AERO_10E1             0x10E1
96 #define	MRSAS_AERO_10E2             0x10E2
97 #define	MRSAS_AERO_10E3             0x10E3
98 #define	MRSAS_AERO_10E4             0x10E4
99 #define	MRSAS_AERO_10E5             0x10E5
100 #define	MRSAS_AERO_10E6             0x10E6
101 #define	MRSAS_AERO_10E7             0x10E7
102 
103 /*
104  * Firmware State Defines
105  */
106 #define	MRSAS_FWSTATE_MAXCMD_MASK		0x0000FFFF
107 #define	MRSAS_FWSTATE_SGE_MASK			0x00FF0000
108 #define	MRSAS_FW_STATE_CHNG_INTERRUPT	1
109 
110 /*
111  * Message Frame Defines
112  */
113 #define	MRSAS_SENSE_LEN					96
114 #define	MRSAS_FUSION_MAX_RESET_TRIES	3
115 
116 /*
117  * Miscellaneous Defines
118  */
119 #define	BYTE_ALIGNMENT					1
120 #define	MRSAS_MAX_NAME_LENGTH			32
121 #define	MRSAS_VERSION					"07.709.04.00-fbsd"
122 #define	MRSAS_ULONG_MAX					0xFFFFFFFFFFFFFFFF
123 #define	MRSAS_DEFAULT_TIMEOUT			0x14	/* Temporarily set */
124 #define	DONE							0
125 #define	MRSAS_PAGE_SIZE					4096
126 #define	MRSAS_RESET_NOTICE_INTERVAL		5
127 #define	MRSAS_IO_TIMEOUT				180000	/* 180 second timeout */
128 #define	MRSAS_LDIO_QUEUE_DEPTH			70	/* 70 percent as default */
129 #define	THRESHOLD_REPLY_COUNT			50
130 #define	MAX_MSIX_COUNT					128
131 
132 #define MAX_STREAMS_TRACKED				8
133 #define MR_STREAM_BITMAP				0x76543210
134 #define BITS_PER_INDEX_STREAM			4	/* number of bits per index in U32 TrackStream */
135 #define STREAM_MASK						((1 << BITS_PER_INDEX_STREAM) - 1)
136 #define ZERO_LAST_STREAM				0x0fffffff
137 
138 /*
139  * Boolean types
140  */
141 enum err {
142 	SUCCESS, FAIL
143 };
144 
145 MALLOC_DECLARE(M_MRSAS);
146 SYSCTL_DECL(_hw_mrsas);
147 
148 #define	MRSAS_INFO		(1 << 0)
149 #define	MRSAS_TRACE		(1 << 1)
150 #define	MRSAS_FAULT		(1 << 2)
151 #define	MRSAS_OCR		(1 << 3)
152 #define	MRSAS_TOUT		MRSAS_OCR
153 #define	MRSAS_AEN		(1 << 4)
154 #define	MRSAS_PRL11		(1 << 5)
155 
156 #define	mrsas_dprint(sc, level, msg, args...)       \
157 do {                                                \
158     if (sc->mrsas_debug & level)                    \
159         device_printf(sc->mrsas_dev, msg, ##args);  \
160 } while (0)
161 
162 #define	le32_to_cpus(x)	do { *((u_int32_t *)(x)) = le32toh((*(u_int32_t *)x)); } while (0)
163 #define le16_to_cpus(x) do { *((u_int16_t *)(x)) = le16toh((*(u_int16_t *)x)); } while (0)
164 
165 /****************************************************************************
166  * Raid Context structure which describes MegaRAID specific IO Paramenters
167  * This resides at offset 0x60 where the SGL normally starts in MPT IO Frames
168  ****************************************************************************/
169 
170 typedef struct _RAID_CONTEXT {
171 #if _BYTE_ORDER == _LITTLE_ENDIAN
172 	u_int8_t Type:4;
173 	u_int8_t nseg:4;
174 #else
175 	u_int8_t nseg:4;
176 	u_int8_t Type:4;
177 #endif
178 	u_int8_t resvd0;
179 	u_int16_t timeoutValue;
180 	u_int8_t regLockFlags;
181 	u_int8_t resvd1;
182 	u_int16_t VirtualDiskTgtId;
183 	u_int64_t regLockRowLBA;
184 	u_int32_t regLockLength;
185 	u_int16_t nextLMId;
186 	u_int8_t exStatus;
187 	u_int8_t status;
188 	u_int8_t RAIDFlags;
189 	u_int8_t numSGE;
190 	u_int16_t configSeqNum;
191 	u_int8_t spanArm;
192 	u_int8_t priority;		/* 0x1D MR_PRIORITY_RANGE */
193 	u_int8_t numSGEExt;		/* 0x1E 1M IO support */
194 	u_int8_t resvd2;		/* 0x1F */
195 }	RAID_CONTEXT;
196 
197 /*
198  * Raid Context structure which describes ventura MegaRAID specific IO Paramenters
199  * This resides at offset 0x60 where the SGL normally starts in MPT IO Frames
200  */
201 typedef struct _RAID_CONTEXT_G35 {
202 #if _BYTE_ORDER == _LITTLE_ENDIAN
203 	u_int16_t Type:4;
204 	u_int16_t nseg:4;
205 	u_int16_t resvd0:8;
206 #else
207 	u_int16_t resvd0:8;
208 	u_int16_t nseg:4;
209 	u_int16_t Type:4;
210 #endif
211 	u_int16_t timeoutValue;
212 	union {
213 		struct {
214 #if _BYTE_ORDER == _LITTLE_ENDIAN
215 			u_int16_t reserved:1;
216 			u_int16_t sld:1;
217 			u_int16_t c2f:1;
218 			u_int16_t fwn:1;
219 			u_int16_t sqn:1;
220 			u_int16_t sbs:1;
221 			u_int16_t rw:1;
222 			u_int16_t log:1;
223 			u_int16_t cpuSel:4;
224 			u_int16_t setDivert:4;
225 #else
226 			u_int16_t setDivert:4;
227 			u_int16_t cpuSel:4;
228 			u_int16_t log:1;
229 			u_int16_t rw:1;
230 			u_int16_t sbs:1;
231 			u_int16_t sqn:1;
232 			u_int16_t fwn:1;
233 			u_int16_t c2f:1;
234 			u_int16_t sld:1;
235 			u_int16_t reserved:1;
236 #endif
237 		}	bits;
238 		u_int16_t s;
239 	}	routingFlags;
240 	u_int16_t VirtualDiskTgtId;
241 	u_int64_t regLockRowLBA;
242 	u_int32_t regLockLength;
243 	union {
244 		u_int16_t nextLMId;
245 		u_int16_t peerSMID;
246 	}	smid;
247 	u_int8_t exStatus;
248 	u_int8_t status;
249 	u_int8_t RAIDFlags;
250 	u_int8_t spanArm;
251 	u_int16_t configSeqNum;
252 #if _BYTE_ORDER == _LITTLE_ENDIAN
253 	u_int16_t numSGE:12;
254 	u_int16_t reserved:3;
255 	u_int16_t streamDetected:1;
256 #else
257 	u_int16_t streamDetected:1;
258 	u_int16_t reserved:3;
259 	u_int16_t numSGE:12;
260 #endif
261 	u_int8_t resvd2[2];
262 }	RAID_CONTEXT_G35;
263 
264 typedef union _RAID_CONTEXT_UNION {
265 	RAID_CONTEXT raid_context;
266 	RAID_CONTEXT_G35 raid_context_g35;
267 }	RAID_CONTEXT_UNION, *PRAID_CONTEXT_UNION;
268 
269 /*************************************************************************
270  * MPI2 Defines
271  ************************************************************************/
272 
273 #define	MPI2_FUNCTION_IOC_INIT					(0x02)	/* IOC Init */
274 #define	MPI2_WHOINIT_HOST_DRIVER				(0x04)
275 #define	MPI2_VERSION_MAJOR						(0x02)
276 #define	MPI2_VERSION_MINOR						(0x00)
277 #define	MPI2_VERSION_MAJOR_MASK					(0xFF00)
278 #define	MPI2_VERSION_MAJOR_SHIFT				(8)
279 #define	MPI2_VERSION_MINOR_MASK					(0x00FF)
280 #define	MPI2_VERSION_MINOR_SHIFT				(0)
281 #define	MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) | \
282                       MPI2_VERSION_MINOR)
283 #define	MPI2_HEADER_VERSION_UNIT				(0x10)
284 #define	MPI2_HEADER_VERSION_DEV					(0x00)
285 #define	MPI2_HEADER_VERSION_UNIT_MASK			(0xFF00)
286 #define	MPI2_HEADER_VERSION_UNIT_SHIFT			(8)
287 #define	MPI2_HEADER_VERSION_DEV_MASK			(0x00FF)
288 #define	MPI2_HEADER_VERSION_DEV_SHIFT			(0)
289 #define	MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
290 #define	MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR		(0x03)
291 #define	MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG	(0x8000)
292 #define	MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG		(0x0400)
293 #define	MPI2_SCSIIO_EEDPFLAGS_CHECK_REMOVE_OP	(0x0003)
294 #define	MPI2_SCSIIO_EEDPFLAGS_CHECK_APPTAG		(0x0200)
295 #define	MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD		(0x0100)
296 #define	MPI2_SCSIIO_EEDPFLAGS_INSERT_OP			(0x0004)
297 #define	MPI2_FUNCTION_SCSI_IO_REQUEST			(0x00)	/* SCSI IO */
298 #define	MPI2_FUNCTION_SCSI_TASK_MGMT			(0x01)
299 #define	MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY	(0x03)
300 #define	MPI2_REQ_DESCRIPT_FLAGS_FP_IO			(0x06)
301 #define	MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO			(0x00)
302 #define	MPI2_SGE_FLAGS_64_BIT_ADDRESSING		(0x02)
303 #define	MPI2_SCSIIO_CONTROL_WRITE				(0x01000000)
304 #define	MPI2_SCSIIO_CONTROL_READ				(0x02000000)
305 #define	MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK		(0x0E)
306 #define	MPI2_RPY_DESCRIPT_FLAGS_UNUSED			(0x0F)
307 #define	MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS	(0x00)
308 #define	MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK		(0x0F)
309 #define	MPI2_WRSEQ_FLUSH_KEY_VALUE				(0x0)
310 #define	MPI2_WRITE_SEQUENCE_OFFSET				(0x00000004)
311 #define	MPI2_WRSEQ_1ST_KEY_VALUE				(0xF)
312 #define	MPI2_WRSEQ_2ND_KEY_VALUE				(0x4)
313 #define	MPI2_WRSEQ_3RD_KEY_VALUE				(0xB)
314 #define	MPI2_WRSEQ_4TH_KEY_VALUE				(0x2)
315 #define	MPI2_WRSEQ_5TH_KEY_VALUE				(0x7)
316 #define	MPI2_WRSEQ_6TH_KEY_VALUE				(0xD)
317 
318 #ifndef MPI2_POINTER
319 #define	MPI2_POINTER	*
320 #endif
321 
322 /***************************************
323  * MPI2 Structures
324  ***************************************/
325 
326 typedef struct _MPI25_IEEE_SGE_CHAIN64 {
327 	u_int64_t Address;
328 	u_int32_t Length;
329 	u_int16_t Reserved1;
330 	u_int8_t NextChainOffset;
331 	u_int8_t Flags;
332 }	MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
333 Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
334 
335 typedef struct _MPI2_SGE_SIMPLE_UNION {
336 	u_int32_t FlagsLength;
337 	union {
338 		u_int32_t Address32;
339 		u_int64_t Address64;
340 	}	u;
341 }	MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
342 Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
343 
344 typedef struct {
345 	u_int8_t CDB[20];		/* 0x00 */
346 	u_int32_t PrimaryReferenceTag;	/* 0x14 */
347 	u_int16_t PrimaryApplicationTag;/* 0x18 */
348 	u_int16_t PrimaryApplicationTagMask;	/* 0x1A */
349 	u_int32_t TransferLength;	/* 0x1C */
350 }	MPI2_SCSI_IO_CDB_EEDP32, MPI2_POINTER PTR_MPI2_SCSI_IO_CDB_EEDP32,
351 Mpi2ScsiIoCdbEedp32_t, MPI2_POINTER pMpi2ScsiIoCdbEedp32_t;
352 
353 typedef struct _MPI2_SGE_CHAIN_UNION {
354 	u_int16_t Length;
355 	u_int8_t NextChainOffset;
356 	u_int8_t Flags;
357 	union {
358 		u_int32_t Address32;
359 		u_int64_t Address64;
360 	}	u;
361 }	MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
362 Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
363 
364 typedef struct _MPI2_IEEE_SGE_SIMPLE32 {
365 	u_int32_t Address;
366 	u_int32_t FlagsLength;
367 }	MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
368 Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
369 typedef struct _MPI2_IEEE_SGE_SIMPLE64 {
370 	u_int64_t Address;
371 	u_int32_t Length;
372 	u_int16_t Reserved1;
373 	u_int8_t Reserved2;
374 	u_int8_t Flags;
375 }	MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
376 Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
377 
378 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION {
379 	MPI2_IEEE_SGE_SIMPLE32 Simple32;
380 	MPI2_IEEE_SGE_SIMPLE64 Simple64;
381 }	MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
382 Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
383 
384 typedef MPI2_IEEE_SGE_SIMPLE32 MPI2_IEEE_SGE_CHAIN32;
385 typedef MPI2_IEEE_SGE_SIMPLE64 MPI2_IEEE_SGE_CHAIN64;
386 
387 typedef union _MPI2_IEEE_SGE_CHAIN_UNION {
388 	MPI2_IEEE_SGE_CHAIN32 Chain32;
389 	MPI2_IEEE_SGE_CHAIN64 Chain64;
390 }	MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
391 Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
392 
393 typedef union _MPI2_SGE_IO_UNION {
394 	MPI2_SGE_SIMPLE_UNION MpiSimple;
395 	MPI2_SGE_CHAIN_UNION MpiChain;
396 	MPI2_IEEE_SGE_SIMPLE_UNION IeeeSimple;
397 	MPI2_IEEE_SGE_CHAIN_UNION IeeeChain;
398 }	MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
399 Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
400 
401 typedef union {
402 	u_int8_t CDB32[32];
403 	MPI2_SCSI_IO_CDB_EEDP32 EEDP32;
404 	MPI2_SGE_SIMPLE_UNION SGE;
405 }	MPI2_SCSI_IO_CDB_UNION, MPI2_POINTER PTR_MPI2_SCSI_IO_CDB_UNION,
406 Mpi2ScsiIoCdb_t, MPI2_POINTER pMpi2ScsiIoCdb_t;
407 
408 /****************************************************************************
409  *  *  SCSI Task Management messages
410  *   ****************************************************************************/
411 
412 /*SCSI Task Management Request Message */
413 typedef struct _MPI2_SCSI_TASK_MANAGE_REQUEST {
414 	u_int16_t DevHandle;        /*0x00 */
415 	u_int8_t ChainOffset;       /*0x02 */
416 	u_int8_t Function;      /*0x03 */
417 	u_int8_t Reserved1;     /*0x04 */
418 	u_int8_t TaskType;      /*0x05 */
419 	u_int8_t Reserved2;     /*0x06 */
420 	u_int8_t MsgFlags;      /*0x07 */
421 	u_int8_t VP_ID;     /*0x08 */
422 	u_int8_t VF_ID;     /*0x09 */
423 	u_int16_t Reserved3;        /*0x0A */
424 	u_int8_t LUN[8];        /*0x0C */
425 	u_int32_t Reserved4[7]; /*0x14 */
426 	u_int16_t TaskMID;      /*0x30 */
427 	u_int16_t Reserved5;        /*0x32 */
428 } MPI2_SCSI_TASK_MANAGE_REQUEST;
429 
430 /*SCSI Task Management Reply Message */
431 typedef struct _MPI2_SCSI_TASK_MANAGE_REPLY {
432 	u_int16_t DevHandle;        /*0x00 */
433 	u_int8_t MsgLength;     /*0x02 */
434 	u_int8_t Function;      /*0x03 */
435 	u_int8_t ResponseCode;  /*0x04 */
436 	u_int8_t TaskType;      /*0x05 */
437 	u_int8_t Reserved1;     /*0x06 */
438 	u_int8_t MsgFlags;      /*0x07 */
439 	u_int8_t VP_ID;     /*0x08 */
440 	u_int8_t VF_ID;     /*0x09 */
441 	u_int16_t Reserved2;        /*0x0A */
442 	u_int16_t Reserved3;        /*0x0C */
443 	u_int16_t IOCStatus;        /*0x0E */
444 	u_int32_t IOCLogInfo;       /*0x10 */
445 	u_int32_t TerminationCount; /*0x14 */
446 	u_int32_t ResponseInfo; /*0x18 */
447 } MPI2_SCSI_TASK_MANAGE_REPLY;
448 
449 typedef struct _MR_TM_REQUEST {
450 	char request[128];
451 } MR_TM_REQUEST;
452 
453 typedef struct _MR_TM_REPLY {
454 	char reply[128];
455 } MR_TM_REPLY;
456 
457 /* SCSI Task Management Request Message */
458 typedef struct _MR_TASK_MANAGE_REQUEST {
459 	/*To be type casted to struct MPI2_SCSI_TASK_MANAGE_REQUEST */
460 	MR_TM_REQUEST        TmRequest;
461 	union {
462 		struct {
463 #if _BYTE_ORDER == _LITTLE_ENDIAN
464 			u_int32_t isTMForLD:1;
465 			u_int32_t isTMForPD:1;
466 			u_int32_t reserved1:30;
467 #else
468 			u_int32_t reserved1:30;
469 			u_int32_t isTMForPD:1;
470 			u_int32_t isTMForLD:1;
471 #endif
472 			u_int32_t reserved2;
473 		} tmReqFlags;
474 		MR_TM_REPLY   TMReply;
475 	} uTmReqReply;
476 } MR_TASK_MANAGE_REQUEST;
477 
478 /* TaskType values */
479 #define MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK           (0x01)
480 #define MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET        (0x02)
481 #define MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET         (0x03)
482 #define MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET   (0x05)
483 #define MPI2_SCSITASKMGMT_TASKTYPE_CLEAR_TASK_SET       (0x06)
484 #define MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK           (0x07)
485 #define MPI2_SCSITASKMGMT_TASKTYPE_CLR_ACA              (0x08)
486 #define MPI2_SCSITASKMGMT_TASKTYPE_QRY_TASK_SET         (0x09)
487 #define MPI2_SCSITASKMGMT_TASKTYPE_QRY_ASYNC_EVENT      (0x0A)
488 
489 /* ResponseCode values */
490 #define MPI2_SCSITASKMGMT_RSP_TM_COMPLETE               (0x00)
491 #define MPI2_SCSITASKMGMT_RSP_INVALID_FRAME             (0x02)
492 #define MPI2_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED          (0x04)
493 #define MPI2_SCSITASKMGMT_RSP_TM_FAILED                 (0x05)
494 #define MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED              (0x08)
495 #define MPI2_SCSITASKMGMT_RSP_TM_INVALID_LUN            (0x09)
496 #define MPI2_SCSITASKMGMT_RSP_TM_OVERLAPPED_TAG         (0x0A)
497 #define MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC          (0x80)
498 
499 /*
500  * RAID SCSI IO Request Message Total SGE count will be one less than
501  * _MPI2_SCSI_IO_REQUEST
502  */
503 typedef struct _MPI2_RAID_SCSI_IO_REQUEST {
504 	u_int16_t DevHandle;		/* 0x00 */
505 	u_int8_t ChainOffset;		/* 0x02 */
506 	u_int8_t Function;		/* 0x03 */
507 	u_int16_t Reserved1;		/* 0x04 */
508 	u_int8_t Reserved2;		/* 0x06 */
509 	u_int8_t MsgFlags;		/* 0x07 */
510 	u_int8_t VP_ID;			/* 0x08 */
511 	u_int8_t VF_ID;			/* 0x09 */
512 	u_int16_t Reserved3;		/* 0x0A */
513 	u_int32_t SenseBufferLowAddress;/* 0x0C */
514 	u_int16_t SGLFlags;		/* 0x10 */
515 	u_int8_t SenseBufferLength;	/* 0x12 */
516 	u_int8_t Reserved4;		/* 0x13 */
517 	u_int8_t SGLOffset0;		/* 0x14 */
518 	u_int8_t SGLOffset1;		/* 0x15 */
519 	u_int8_t SGLOffset2;		/* 0x16 */
520 	u_int8_t SGLOffset3;		/* 0x17 */
521 	u_int32_t SkipCount;		/* 0x18 */
522 	u_int32_t DataLength;		/* 0x1C */
523 	u_int32_t BidirectionalDataLength;	/* 0x20 */
524 	u_int16_t IoFlags;		/* 0x24 */
525 	u_int16_t EEDPFlags;		/* 0x26 */
526 	u_int32_t EEDPBlockSize;	/* 0x28 */
527 	u_int32_t SecondaryReferenceTag;/* 0x2C */
528 	u_int16_t SecondaryApplicationTag;	/* 0x30 */
529 	u_int16_t ApplicationTagTranslationMask;	/* 0x32 */
530 	u_int8_t LUN[8];		/* 0x34 */
531 	u_int32_t Control;		/* 0x3C */
532 	MPI2_SCSI_IO_CDB_UNION CDB;	/* 0x40 */
533 	RAID_CONTEXT_UNION RaidContext;	/* 0x60 */
534 	MPI2_SGE_IO_UNION SGL;		/* 0x80 */
535 }	MRSAS_RAID_SCSI_IO_REQUEST, MPI2_POINTER PTR_MRSAS_RAID_SCSI_IO_REQUEST,
536 MRSASRaidSCSIIORequest_t, MPI2_POINTER pMRSASRaidSCSIIORequest_t;
537 
538 /*
539  * MPT RAID MFA IO Descriptor.
540  */
541 typedef struct _MRSAS_RAID_MFA_IO_DESCRIPTOR {
542 	u_int32_t RequestFlags:8;
543 	u_int32_t MessageAddress1:24;	/* bits 31:8 */
544 	u_int32_t MessageAddress2;	/* bits 61:32 */
545 }	MRSAS_RAID_MFA_IO_REQUEST_DESCRIPTOR, *PMRSAS_RAID_MFA_IO_REQUEST_DESCRIPTOR;
546 
547 /* Default Request Descriptor */
548 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR {
549 	u_int8_t RequestFlags;		/* 0x00 */
550 	u_int8_t MSIxIndex;		/* 0x01 */
551 	u_int16_t SMID;			/* 0x02 */
552 	u_int16_t LMID;			/* 0x04 */
553 	u_int16_t DescriptorTypeDependent;	/* 0x06 */
554 }	MPI2_DEFAULT_REQUEST_DESCRIPTOR,
555 
556 	MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
557 Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
558 
559 /* High Priority Request Descriptor */
560 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR {
561 	u_int8_t RequestFlags;		/* 0x00 */
562 	u_int8_t MSIxIndex;		/* 0x01 */
563 	u_int16_t SMID;			/* 0x02 */
564 	u_int16_t LMID;			/* 0x04 */
565 	u_int16_t Reserved1;		/* 0x06 */
566 }	MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
567 
568 	MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
569 Mpi2HighPriorityRequestDescriptor_t, MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
570 
571 /* SCSI IO Request Descriptor */
572 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR {
573 	u_int8_t RequestFlags;		/* 0x00 */
574 	u_int8_t MSIxIndex;		/* 0x01 */
575 	u_int16_t SMID;			/* 0x02 */
576 	u_int16_t LMID;			/* 0x04 */
577 	u_int16_t DevHandle;		/* 0x06 */
578 }	MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
579 
580 	MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
581 Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
582 
583 /* SCSI Target Request Descriptor */
584 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR {
585 	u_int8_t RequestFlags;		/* 0x00 */
586 	u_int8_t MSIxIndex;		/* 0x01 */
587 	u_int16_t SMID;			/* 0x02 */
588 	u_int16_t LMID;			/* 0x04 */
589 	u_int16_t IoIndex;		/* 0x06 */
590 }	MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
591 
592 	MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
593 Mpi2SCSITargetRequestDescriptor_t, MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
594 
595 /* RAID Accelerator Request Descriptor */
596 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR {
597 	u_int8_t RequestFlags;		/* 0x00 */
598 	u_int8_t MSIxIndex;		/* 0x01 */
599 	u_int16_t SMID;			/* 0x02 */
600 	u_int16_t LMID;			/* 0x04 */
601 	u_int16_t Reserved;		/* 0x06 */
602 }	MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
603 
604 	MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
605 Mpi2RAIDAcceleratorRequestDescriptor_t, MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
606 
607 /* union of Request Descriptors */
608 typedef union _MRSAS_REQUEST_DESCRIPTOR_UNION {
609 	MPI2_DEFAULT_REQUEST_DESCRIPTOR Default;
610 	MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR HighPriority;
611 	MPI2_SCSI_IO_REQUEST_DESCRIPTOR SCSIIO;
612 	MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR SCSITarget;
613 	MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR RAIDAccelerator;
614 	MRSAS_RAID_MFA_IO_REQUEST_DESCRIPTOR MFAIo;
615 	union {
616 		struct {
617 			u_int32_t low;
618 			u_int32_t high;
619 		}	u;
620 		u_int64_t Words;
621 	}	addr;
622 }	MRSAS_REQUEST_DESCRIPTOR_UNION;
623 
624 /* Default Reply Descriptor */
625 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR {
626 	u_int8_t ReplyFlags;		/* 0x00 */
627 	u_int8_t MSIxIndex;		/* 0x01 */
628 	u_int16_t DescriptorTypeDependent1;	/* 0x02 */
629 	u_int32_t DescriptorTypeDependent2;	/* 0x04 */
630 }	MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
631 Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
632 
633 /* Address Reply Descriptor */
634 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR {
635 	u_int8_t ReplyFlags;		/* 0x00 */
636 	u_int8_t MSIxIndex;		/* 0x01 */
637 	u_int16_t SMID;			/* 0x02 */
638 	u_int32_t ReplyFrameAddress;	/* 0x04 */
639 }	MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
640 Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
641 
642 /* SCSI IO Success Reply Descriptor */
643 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR {
644 	u_int8_t ReplyFlags;		/* 0x00 */
645 	u_int8_t MSIxIndex;		/* 0x01 */
646 	u_int16_t SMID;			/* 0x02 */
647 	u_int16_t TaskTag;		/* 0x04 */
648 	u_int16_t Reserved1;		/* 0x06 */
649 }	MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
650 
651 	MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
652 Mpi2SCSIIOSuccessReplyDescriptor_t, MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
653 
654 /* TargetAssist Success Reply Descriptor */
655 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR {
656 	u_int8_t ReplyFlags;		/* 0x00 */
657 	u_int8_t MSIxIndex;		/* 0x01 */
658 	u_int16_t SMID;			/* 0x02 */
659 	u_int8_t SequenceNumber;	/* 0x04 */
660 	u_int8_t Reserved1;		/* 0x05 */
661 	u_int16_t IoIndex;		/* 0x06 */
662 }	MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
663 
664 	MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
665 Mpi2TargetAssistSuccessReplyDescriptor_t, MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
666 
667 /* Target Command Buffer Reply Descriptor */
668 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR {
669 	u_int8_t ReplyFlags;		/* 0x00 */
670 	u_int8_t MSIxIndex;		/* 0x01 */
671 	u_int8_t VP_ID;			/* 0x02 */
672 	u_int8_t Flags;			/* 0x03 */
673 	u_int16_t InitiatorDevHandle;	/* 0x04 */
674 	u_int16_t IoIndex;		/* 0x06 */
675 }	MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
676 
677 	MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
678 Mpi2TargetCommandBufferReplyDescriptor_t, MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
679 
680 /* RAID Accelerator Success Reply Descriptor */
681 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR {
682 	u_int8_t ReplyFlags;		/* 0x00 */
683 	u_int8_t MSIxIndex;		/* 0x01 */
684 	u_int16_t SMID;			/* 0x02 */
685 	u_int32_t Reserved;		/* 0x04 */
686 }	MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
687 
688 	MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
689 Mpi2RAIDAcceleratorSuccessReplyDescriptor_t, MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
690 
691 /* union of Reply Descriptors */
692 typedef union _MPI2_REPLY_DESCRIPTORS_UNION {
693 	MPI2_DEFAULT_REPLY_DESCRIPTOR Default;
694 	MPI2_ADDRESS_REPLY_DESCRIPTOR AddressReply;
695 	MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR SCSIIOSuccess;
696 	MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR TargetAssistSuccess;
697 	MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR TargetCommandBuffer;
698 	MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR RAIDAcceleratorSuccess;
699 	u_int64_t Words;
700 }	MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
701 Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
702 
703 typedef union {
704 	volatile unsigned int val;
705 	unsigned int val_rdonly;
706 } mrsas_atomic_t;
707 
708 #define	mrsas_atomic_read(v)	atomic_load_acq_int(&(v)->val)
709 #define	mrsas_atomic_set(v,i)	atomic_store_rel_int(&(v)->val, i)
710 #define	mrsas_atomic_dec(v)	atomic_subtract_int(&(v)->val, 1)
711 #define	mrsas_atomic_inc(v)	atomic_add_int(&(v)->val, 1)
712 
713 static inline int
714 mrsas_atomic_inc_return(mrsas_atomic_t *v)
715 {
716 	return 1 + atomic_fetchadd_int(&(v)->val, 1);
717 }
718 
719 /* IOCInit Request message */
720 typedef struct _MPI2_IOC_INIT_REQUEST {
721 	u_int8_t WhoInit;		/* 0x00 */
722 	u_int8_t Reserved1;		/* 0x01 */
723 	u_int8_t ChainOffset;		/* 0x02 */
724 	u_int8_t Function;		/* 0x03 */
725 	u_int16_t Reserved2;		/* 0x04 */
726 	u_int8_t Reserved3;		/* 0x06 */
727 	u_int8_t MsgFlags;		/* 0x07 */
728 	u_int8_t VP_ID;			/* 0x08 */
729 	u_int8_t VF_ID;			/* 0x09 */
730 	u_int16_t Reserved4;		/* 0x0A */
731 	u_int16_t MsgVersion;		/* 0x0C */
732 	u_int16_t HeaderVersion;	/* 0x0E */
733 	u_int32_t Reserved5;		/* 0x10 */
734 	u_int16_t Reserved6;		/* 0x14 */
735 	u_int8_t HostPageSize;		/* 0x16 */
736 	u_int8_t HostMSIxVectors;	/* 0x17 */
737 	u_int16_t Reserved8;		/* 0x18 */
738 	u_int16_t SystemRequestFrameSize;	/* 0x1A */
739 	u_int16_t ReplyDescriptorPostQueueDepth;	/* 0x1C */
740 	u_int16_t ReplyFreeQueueDepth;	/* 0x1E */
741 	u_int32_t SenseBufferAddressHigh;	/* 0x20 */
742 	u_int32_t SystemReplyAddressHigh;	/* 0x24 */
743 	u_int64_t SystemRequestFrameBaseAddress;	/* 0x28 */
744 	u_int64_t ReplyDescriptorPostQueueAddress;	/* 0x30 */
745 	u_int64_t ReplyFreeQueueAddress;/* 0x38 */
746 	u_int64_t TimeStamp;		/* 0x40 */
747 }	MPI2_IOC_INIT_REQUEST, MPI2_POINTER PTR_MPI2_IOC_INIT_REQUEST,
748 Mpi2IOCInitRequest_t, MPI2_POINTER pMpi2IOCInitRequest_t;
749 
750 /*
751  * MR private defines
752  */
753 #define	MR_PD_INVALID			0xFFFF
754 #define	MR_DEVHANDLE_INVALID	0xFFFF
755 #define	MAX_SPAN_DEPTH			8
756 #define	MAX_QUAD_DEPTH			MAX_SPAN_DEPTH
757 #define	MAX_RAIDMAP_SPAN_DEPTH	(MAX_SPAN_DEPTH)
758 #define	MAX_ROW_SIZE			32
759 #define	MAX_RAIDMAP_ROW_SIZE	(MAX_ROW_SIZE)
760 #define	MAX_LOGICAL_DRIVES		64
761 #define	MAX_LOGICAL_DRIVES_EXT	256
762 #define	MAX_LOGICAL_DRIVES_DYN	512
763 
764 #define	MAX_RAIDMAP_LOGICAL_DRIVES	(MAX_LOGICAL_DRIVES)
765 #define	MAX_RAIDMAP_VIEWS			(MAX_LOGICAL_DRIVES)
766 
767 #define	MAX_ARRAYS				128
768 #define	MAX_RAIDMAP_ARRAYS		(MAX_ARRAYS)
769 
770 #define	MAX_ARRAYS_EXT			256
771 #define	MAX_API_ARRAYS_EXT		MAX_ARRAYS_EXT
772 #define	MAX_API_ARRAYS_DYN		512
773 
774 #define	MAX_PHYSICAL_DEVICES	256
775 #define	MAX_RAIDMAP_PHYSICAL_DEVICES	(MAX_PHYSICAL_DEVICES)
776 #define	MAX_RAIDMAP_PHYSICAL_DEVICES_DYN	512
777 #define	MR_DCMD_LD_MAP_GET_INFO	0x0300e101
778 #define	MR_DCMD_SYSTEM_PD_MAP_GET_INFO	0x0200e102
779 #define MR_DCMD_PD_MFI_TASK_MGMT	0x0200e100
780 
781 #define MR_DCMD_PD_GET_INFO		0x02020000
782 #define	MRSAS_MAX_PD_CHANNELS		1
783 #define	MRSAS_MAX_LD_CHANNELS		1
784 #define	MRSAS_MAX_DEV_PER_CHANNEL	256
785 #define	MRSAS_DEFAULT_INIT_ID		-1
786 #define	MRSAS_MAX_LUN				8
787 #define	MRSAS_DEFAULT_CMD_PER_LUN	256
788 #define	MRSAS_MAX_PD				(MRSAS_MAX_PD_CHANNELS * \
789 			MRSAS_MAX_DEV_PER_CHANNEL)
790 #define	MRSAS_MAX_LD_IDS			(MRSAS_MAX_LD_CHANNELS * \
791 			MRSAS_MAX_DEV_PER_CHANNEL)
792 
793 #define	VD_EXT_DEBUG	0
794 #define TM_DEBUG		1
795 
796 /*******************************************************************
797  * RAID map related structures
798  ********************************************************************/
799 #pragma pack(1)
800 typedef struct _MR_DEV_HANDLE_INFO {
801 	u_int16_t curDevHdl;
802 	u_int8_t validHandles;
803 	u_int8_t interfaceType;
804 	u_int16_t devHandle[2];
805 }	MR_DEV_HANDLE_INFO;
806 
807 #pragma pack()
808 
809 typedef struct _MR_ARRAY_INFO {
810 	u_int16_t pd[MAX_RAIDMAP_ROW_SIZE];
811 }	MR_ARRAY_INFO;
812 
813 typedef struct _MR_QUAD_ELEMENT {
814 	u_int64_t logStart;
815 	u_int64_t logEnd;
816 	u_int64_t offsetInSpan;
817 	u_int32_t diff;
818 	u_int32_t reserved1;
819 }	MR_QUAD_ELEMENT;
820 
821 typedef struct _MR_SPAN_INFO {
822 	u_int32_t noElements;
823 	u_int32_t reserved1;
824 	MR_QUAD_ELEMENT quad[MAX_RAIDMAP_SPAN_DEPTH];
825 }	MR_SPAN_INFO;
826 
827 typedef struct _MR_LD_SPAN_ {
828 	u_int64_t startBlk;
829 	u_int64_t numBlks;
830 	u_int16_t arrayRef;
831 	u_int8_t spanRowSize;
832 	u_int8_t spanRowDataSize;
833 	u_int8_t reserved[4];
834 }	MR_LD_SPAN;
835 
836 typedef struct _MR_SPAN_BLOCK_INFO {
837 	u_int64_t num_rows;
838 	MR_LD_SPAN span;
839 	MR_SPAN_INFO block_span_info;
840 }	MR_SPAN_BLOCK_INFO;
841 
842 typedef struct _MR_LD_RAID {
843 	struct {
844 #if _BYTE_ORDER == _LITTLE_ENDIAN
845 		u_int32_t fpCapable:1;
846 		u_int32_t raCapable:1;
847 		u_int32_t reserved5:2;
848 		u_int32_t ldPiMode:4;
849 		u_int32_t pdPiMode:4;
850 		u_int32_t encryptionType:8;
851 		u_int32_t fpWriteCapable:1;
852 		u_int32_t fpReadCapable:1;
853 		u_int32_t fpWriteAcrossStripe:1;
854 		u_int32_t fpReadAcrossStripe:1;
855 		u_int32_t fpNonRWCapable:1;
856 		u_int32_t tmCapable:1;
857 		u_int32_t fpCacheBypassCapable:1;
858 		u_int32_t reserved4:5;
859 #else
860 		u_int32_t reserved4:5;
861 		u_int32_t fpCacheBypassCapable:1;
862 		u_int32_t tmCapable:1;
863 		u_int32_t fpNonRWCapable:1;
864 		u_int32_t fpReadAcrossStripe:1;
865 		u_int32_t fpWriteAcrossStripe:1;
866 		u_int32_t fpReadCapable:1;
867 		u_int32_t fpWriteCapable:1;
868 		u_int32_t encryptionType:8;
869 		u_int32_t pdPiMode:4;
870 		u_int32_t ldPiMode:4;
871 		u_int32_t reserved5:2;
872 		u_int32_t raCapable:1;
873 		u_int32_t fpCapable:1;
874 #endif
875 	}	capability;
876 	u_int32_t reserved6;
877 	u_int64_t size;
878 
879 	u_int8_t spanDepth;
880 	u_int8_t level;
881 	u_int8_t stripeShift;
882 	u_int8_t rowSize;
883 
884 	u_int8_t rowDataSize;
885 	u_int8_t writeMode;
886 	u_int8_t PRL;
887 	u_int8_t SRL;
888 
889 	u_int16_t targetId;
890 	u_int8_t ldState;
891 	u_int8_t regTypeReqOnWrite;
892 	u_int8_t modFactor;
893 	u_int8_t regTypeReqOnRead;
894 	u_int16_t seqNum;
895 
896 	struct {
897 #if _BYTE_ORDER == _LITTLE_ENDIAN
898 		u_int32_t reserved:30;
899 		u_int32_t regTypeReqOnReadLsValid:1;
900 		u_int32_t ldSyncRequired:1;
901 #else
902 		u_int32_t ldSyncRequired:1;
903 		u_int32_t regTypeReqOnReadLsValid:1;
904 		u_int32_t reserved:30;
905 #endif
906 	}	flags;
907 
908 	u_int8_t LUN[8];
909 	u_int8_t fpIoTimeoutForLd;
910 	u_int8_t reserved2[3];
911 	u_int32_t logicalBlockLength;
912 	struct {
913 #if _BYTE_ORDER == _LITTLE_ENDIAN
914 		u_int32_t reserved1:24;
915 		u_int32_t LdLogicalBlockExp:4;
916 		u_int32_t LdPiExp:4;
917 #else
918 		u_int32_t LdPiExp:4;
919 		u_int32_t LdLogicalBlockExp:4;
920 		u_int32_t reserved1:24;
921 #endif
922 	}	exponent;
923 	u_int8_t reserved3[0x80 - 0x38];
924 }	MR_LD_RAID;
925 
926 typedef struct _MR_LD_SPAN_MAP {
927 	MR_LD_RAID ldRaid;
928 	u_int8_t dataArmMap[MAX_RAIDMAP_ROW_SIZE];
929 	MR_SPAN_BLOCK_INFO spanBlock[MAX_RAIDMAP_SPAN_DEPTH];
930 }	MR_LD_SPAN_MAP;
931 
932 typedef struct _MR_FW_RAID_MAP {
933 	u_int32_t totalSize;
934 	union {
935 		struct {
936 			u_int32_t maxLd;
937 			u_int32_t maxSpanDepth;
938 			u_int32_t maxRowSize;
939 			u_int32_t maxPdCount;
940 			u_int32_t maxArrays;
941 		}	validationInfo;
942 		u_int32_t version[5];
943 		u_int32_t reserved1[5];
944 	}	raid_desc;
945 	u_int32_t ldCount;
946 	u_int32_t Reserved1;
947 
948 	/*
949 	 * This doesn't correspond to FW Ld Tgt Id to LD, but will purge. For
950 	 * example: if tgt Id is 4 and FW LD is 2, and there is only one LD,
951 	 * FW will populate the array like this. [0xFF, 0xFF, 0xFF, 0xFF,
952 	 * 0x0,.....]. This is to help reduce the entire strcture size if
953 	 * there are few LDs or driver is looking info for 1 LD only.
954 	 */
955 	u_int8_t ldTgtIdToLd[MAX_RAIDMAP_LOGICAL_DRIVES + MAX_RAIDMAP_VIEWS];
956 	u_int8_t fpPdIoTimeoutSec;
957 	u_int8_t reserved2[7];
958 	MR_ARRAY_INFO arMapInfo[MAX_RAIDMAP_ARRAYS];
959 	MR_DEV_HANDLE_INFO devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES];
960 	MR_LD_SPAN_MAP ldSpanMap[1];
961 }	MR_FW_RAID_MAP;
962 
963 typedef struct _MR_FW_RAID_MAP_EXT {
964 	/* Not used in new map */
965 	u_int32_t reserved;
966 
967 	union {
968 		struct {
969 			u_int32_t maxLd;
970 			u_int32_t maxSpanDepth;
971 			u_int32_t maxRowSize;
972 			u_int32_t maxPdCount;
973 			u_int32_t maxArrays;
974 		}	validationInfo;
975 		u_int32_t version[5];
976 		u_int32_t reserved1[5];
977 	}	fw_raid_desc;
978 
979 	u_int8_t fpPdIoTimeoutSec;
980 	u_int8_t reserved2[7];
981 
982 	u_int16_t ldCount;
983 	u_int16_t arCount;
984 	u_int16_t spanCount;
985 	u_int16_t reserve3;
986 
987 	MR_DEV_HANDLE_INFO devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES];
988 	u_int8_t ldTgtIdToLd[MAX_LOGICAL_DRIVES_EXT];
989 	MR_ARRAY_INFO arMapInfo[MAX_API_ARRAYS_EXT];
990 	MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_EXT];
991 }	MR_FW_RAID_MAP_EXT;
992 
993 typedef struct _MR_DRV_RAID_MAP {
994 	/*
995 	 * Total size of this structure, including this field. This feild
996 	 * will be manupulated by driver for ext raid map, else pick the
997 	 * value from firmware raid map.
998 	 */
999 	u_int32_t totalSize;
1000 
1001 	union {
1002 		struct {
1003 			u_int32_t maxLd;
1004 			u_int32_t maxSpanDepth;
1005 			u_int32_t maxRowSize;
1006 			u_int32_t maxPdCount;
1007 			u_int32_t maxArrays;
1008 		}	validationInfo;
1009 		u_int32_t version[5];
1010 		u_int32_t reserved1[5];
1011 	}	drv_raid_desc;
1012 
1013 	/* timeout value used by driver in FP IOs */
1014 	u_int8_t fpPdIoTimeoutSec;
1015 	u_int8_t reserved2[7];
1016 
1017 	u_int16_t ldCount;
1018 	u_int16_t arCount;
1019 	u_int16_t spanCount;
1020 	u_int16_t reserve3;
1021 
1022 	MR_DEV_HANDLE_INFO devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES_DYN];
1023 	u_int16_t ldTgtIdToLd[MAX_LOGICAL_DRIVES_DYN];
1024 	MR_ARRAY_INFO arMapInfo[MAX_API_ARRAYS_DYN];
1025 	MR_LD_SPAN_MAP ldSpanMap[1];
1026 
1027 }	MR_DRV_RAID_MAP;
1028 
1029 /*
1030  * Driver raid map size is same as raid map ext MR_DRV_RAID_MAP_ALL is
1031  * created to sync with old raid. And it is mainly for code re-use purpose.
1032  */
1033 
1034 #pragma pack(1)
1035 typedef struct _MR_DRV_RAID_MAP_ALL {
1036 	MR_DRV_RAID_MAP raidMap;
1037 	MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN - 1];
1038 }	MR_DRV_RAID_MAP_ALL;
1039 
1040 #pragma pack()
1041 
1042 typedef struct _LD_LOAD_BALANCE_INFO {
1043 	u_int8_t loadBalanceFlag;
1044 	u_int8_t reserved1;
1045 	mrsas_atomic_t scsi_pending_cmds[MAX_PHYSICAL_DEVICES];
1046 	u_int64_t last_accessed_block[MAX_PHYSICAL_DEVICES];
1047 }	LD_LOAD_BALANCE_INFO, *PLD_LOAD_BALANCE_INFO;
1048 
1049 /* SPAN_SET is info caclulated from span info from Raid map per ld */
1050 typedef struct _LD_SPAN_SET {
1051 	u_int64_t log_start_lba;
1052 	u_int64_t log_end_lba;
1053 	u_int64_t span_row_start;
1054 	u_int64_t span_row_end;
1055 	u_int64_t data_strip_start;
1056 	u_int64_t data_strip_end;
1057 	u_int64_t data_row_start;
1058 	u_int64_t data_row_end;
1059 	u_int8_t strip_offset[MAX_SPAN_DEPTH];
1060 	u_int32_t span_row_data_width;
1061 	u_int32_t diff;
1062 	u_int32_t reserved[2];
1063 }	LD_SPAN_SET, *PLD_SPAN_SET;
1064 
1065 typedef struct LOG_BLOCK_SPAN_INFO {
1066 	LD_SPAN_SET span_set[MAX_SPAN_DEPTH];
1067 }	LD_SPAN_INFO, *PLD_SPAN_INFO;
1068 
1069 #pragma pack(1)
1070 typedef struct _MR_FW_RAID_MAP_ALL {
1071 	MR_FW_RAID_MAP raidMap;
1072 	MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES - 1];
1073 }	MR_FW_RAID_MAP_ALL;
1074 
1075 #pragma pack()
1076 
1077 struct IO_REQUEST_INFO {
1078 	u_int64_t ldStartBlock;
1079 	u_int32_t numBlocks;
1080 	u_int16_t ldTgtId;
1081 	u_int8_t isRead;
1082 	u_int16_t devHandle;
1083 	u_int8_t pdInterface;
1084 	u_int64_t pdBlock;
1085 	u_int8_t fpOkForIo;
1086 	u_int8_t IoforUnevenSpan;
1087 	u_int8_t start_span;
1088 	u_int8_t reserved;
1089 	u_int64_t start_row;
1090 	/* span[7:5], arm[4:0] */
1091 	u_int8_t span_arm;
1092 	u_int8_t pd_after_lb;
1093 	boolean_t raCapable;
1094 	u_int16_t r1_alt_dev_handle;
1095 };
1096 
1097 /*
1098  * define MR_PD_CFG_SEQ structure for system PDs
1099  */
1100 struct MR_PD_CFG_SEQ {
1101 	u_int16_t seqNum;
1102 	u_int16_t devHandle;
1103 	struct {
1104 #if _BYTE_ORDER == _LITTLE_ENDIAN
1105 		u_int8_t tmCapable:1;
1106 		u_int8_t reserved:7;
1107 #else
1108 		u_int8_t reserved:7;
1109 		u_int8_t tmCapable:1;
1110 #endif
1111 	} capability;
1112 	u_int8_t reserved;
1113 	u_int16_t pdTargetId;
1114 } __packed;
1115 
1116 struct MR_PD_CFG_SEQ_NUM_SYNC {
1117 	u_int32_t size;
1118 	u_int32_t count;
1119 	struct MR_PD_CFG_SEQ seq[1];
1120 } __packed;
1121 
1122 typedef struct _STREAM_DETECT {
1123 	u_int64_t nextSeqLBA;
1124 	struct megasas_cmd_fusion *first_cmd_fusion;
1125 	struct megasas_cmd_fusion *last_cmd_fusion;
1126 	u_int32_t countCmdsInStream;
1127 	u_int16_t numSGEsInGroup;
1128 	u_int8_t isRead;
1129 	u_int8_t groupDepth;
1130 	boolean_t groupFlush;
1131 	u_int8_t reserved[7];
1132 } STREAM_DETECT, *PTR_STREAM_DETECT;
1133 
1134 typedef struct _LD_STREAM_DETECT {
1135 	boolean_t writeBack;
1136 	boolean_t FPWriteEnabled;
1137 	boolean_t membersSSDs;
1138 	boolean_t fpCacheBypassCapable;
1139 	u_int32_t mruBitMap;
1140 	volatile long iosToFware;
1141 	volatile long writeBytesOutstanding;
1142 	STREAM_DETECT streamTrack[MAX_STREAMS_TRACKED];
1143 } LD_STREAM_DETECT, *PTR_LD_STREAM_DETECT;
1144 
1145 typedef struct _MR_LD_TARGET_SYNC {
1146 	u_int8_t targetId;
1147 	u_int8_t reserved;
1148 	u_int16_t seqNum;
1149 }	MR_LD_TARGET_SYNC;
1150 
1151 /*
1152  * RAID Map descriptor Types.
1153  * Each element should uniquely idetify one data structure in the RAID map
1154  */
1155 typedef enum _MR_RAID_MAP_DESC_TYPE {
1156 	RAID_MAP_DESC_TYPE_DEVHDL_INFO = 0,	/* MR_DEV_HANDLE_INFO data */
1157 	RAID_MAP_DESC_TYPE_TGTID_INFO = 1,	/* target to Ld num Index map */
1158 	RAID_MAP_DESC_TYPE_ARRAY_INFO = 2,	/* MR_ARRAY_INFO data */
1159 	RAID_MAP_DESC_TYPE_SPAN_INFO = 3,	/* MR_LD_SPAN_MAP data */
1160 	RAID_MAP_DESC_TYPE_COUNT,
1161 }	MR_RAID_MAP_DESC_TYPE;
1162 
1163 /*
1164  * This table defines the offset, size and num elements  of each descriptor
1165  * type in the RAID Map buffer
1166  */
1167 typedef struct _MR_RAID_MAP_DESC_TABLE {
1168 	/* Raid map descriptor type */
1169 	u_int32_t	raidMapDescType;
1170 	/* Offset into the RAID map buffer where descriptor data is saved */
1171 	u_int32_t	raidMapDescOffset;
1172 	/* total size of the descriptor buffer */
1173 	u_int32_t	raidMapDescBufferSize;
1174 	/* Number of elements contained in the descriptor buffer */
1175 	u_int32_t	raidMapDescElements;
1176 }	MR_RAID_MAP_DESC_TABLE;
1177 
1178 /*
1179  * Dynamic Raid Map Structure.
1180  */
1181 typedef struct _MR_FW_RAID_MAP_DYNAMIC {
1182 	u_int32_t	raidMapSize;
1183 	u_int32_t	descTableOffset;
1184 	u_int32_t	descTableSize;
1185 	u_int32_t	descTableNumElements;
1186 	u_int64_t	PCIThresholdBandwidth;
1187 	u_int32_t	reserved2[3];
1188 
1189 	u_int8_t	fpPdIoTimeoutSec;
1190 	u_int8_t	reserved3[3];
1191 	u_int32_t	rmwFPSeqNum;
1192 	u_int16_t	ldCount;
1193 	u_int16_t	arCount;
1194 	u_int16_t	spanCount;
1195 	u_int16_t	reserved4[3];
1196 
1197 	/*
1198 	* The below structure of pointers is only to be used by the driver.
1199 	* This is added in the API to reduce the amount of code changes needed in
1200 	* the driver to support dynamic RAID map.
1201 	* Firmware should not update these pointers while preparing the raid map
1202 	*/
1203 	union {
1204 		struct {
1205 			MR_DEV_HANDLE_INFO	*devHndlInfo;
1206 			u_int16_t			*ldTgtIdToLd;
1207 			MR_ARRAY_INFO		*arMapInfo;
1208 			MR_LD_SPAN_MAP		*ldSpanMap;
1209 		} ptrStruct;
1210 		u_int64_t ptrStructureSize[RAID_MAP_DESC_TYPE_COUNT];
1211 	} RaidMapDescPtrs;
1212 
1213 	/*
1214 	* RAID Map descriptor table defines the layout of data in the RAID Map.
1215 	* The size of the descriptor table itself could change.
1216 	*/
1217 
1218 	/* Variable Size descriptor Table. */
1219 	MR_RAID_MAP_DESC_TABLE raidMapDescTable[RAID_MAP_DESC_TYPE_COUNT];
1220 	/* Variable Size buffer containing all data */
1221 	u_int32_t raidMapDescData[1];
1222 
1223 }	MR_FW_RAID_MAP_DYNAMIC;
1224 
1225 #define	IEEE_SGE_FLAGS_ADDR_MASK		(0x03)
1226 #define	IEEE_SGE_FLAGS_SYSTEM_ADDR		(0x00)
1227 #define	IEEE_SGE_FLAGS_IOCDDR_ADDR		(0x01)
1228 #define	IEEE_SGE_FLAGS_IOCPLB_ADDR		(0x02)
1229 #define	IEEE_SGE_FLAGS_IOCPLBNTA_ADDR	(0x03)
1230 #define	IEEE_SGE_FLAGS_CHAIN_ELEMENT	(0x80)
1231 #define	IEEE_SGE_FLAGS_END_OF_LIST		(0x40)
1232 
1233 /* Few NVME flags defines*/
1234 #define MPI2_SGE_FLAGS_SHIFT                (0x02)
1235 #define IEEE_SGE_FLAGS_FORMAT_MASK          (0xC0)
1236 #define IEEE_SGE_FLAGS_FORMAT_IEEE          (0x00)
1237 #define IEEE_SGE_FLAGS_FORMAT_PQI           (0x01)
1238 #define IEEE_SGE_FLAGS_FORMAT_NVME          (0x02)
1239 #define IEEE_SGE_FLAGS_FORMAT_AHCI          (0x03)
1240 
1241 #define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)
1242 #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)
1243 #define MPI26_IEEE_SGE_FLAGS_NSF_PQI            (0x04)
1244 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)
1245 #define MPI26_IEEE_SGE_FLAGS_NSF_AHCI_PRDT      (0x0C)
1246 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)
1247 
1248 union desc_value {
1249 	u_int64_t word;
1250 	struct {
1251 		u_int32_t low;
1252 		u_int32_t high;
1253 	}	u;
1254 };
1255 
1256 /*******************************************************************
1257  * Temporary command
1258  ********************************************************************/
1259 struct mrsas_tmp_dcmd {
1260 	bus_dma_tag_t tmp_dcmd_tag;
1261 	bus_dmamap_t tmp_dcmd_dmamap;
1262 	void   *tmp_dcmd_mem;
1263 	bus_addr_t tmp_dcmd_phys_addr;
1264 };
1265 
1266 #define	MR_MAX_RAID_MAP_SIZE_OFFSET_SHIFT  16
1267 #define	MR_MAX_RAID_MAP_SIZE_MASK      0x1FF
1268 #define	MR_MIN_MAP_SIZE                0x10000
1269 
1270 /*******************************************************************
1271  * Register set, included legacy controllers 1068 and 1078,
1272  * structure extended for 1078 registers
1273  *******************************************************************/
1274 #pragma pack(1)
1275 typedef struct _mrsas_register_set {
1276 	u_int32_t doorbell;		/* 0000h */
1277 	u_int32_t fusion_seq_offset;	/* 0004h */
1278 	u_int32_t fusion_host_diag;	/* 0008h */
1279 	u_int32_t reserved_01;		/* 000Ch */
1280 
1281 	u_int32_t inbound_msg_0;	/* 0010h */
1282 	u_int32_t inbound_msg_1;	/* 0014h */
1283 	u_int32_t outbound_msg_0;	/* 0018h */
1284 	u_int32_t outbound_msg_1;	/* 001Ch */
1285 
1286 	u_int32_t inbound_doorbell;	/* 0020h */
1287 	u_int32_t inbound_intr_status;	/* 0024h */
1288 	u_int32_t inbound_intr_mask;	/* 0028h */
1289 
1290 	u_int32_t outbound_doorbell;	/* 002Ch */
1291 	u_int32_t outbound_intr_status;	/* 0030h */
1292 	u_int32_t outbound_intr_mask;	/* 0034h */
1293 
1294 	u_int32_t reserved_1[2];	/* 0038h */
1295 
1296 	u_int32_t inbound_queue_port;	/* 0040h */
1297 	u_int32_t outbound_queue_port;	/* 0044h */
1298 
1299 	u_int32_t reserved_2[9];	/* 0048h */
1300 	u_int32_t reply_post_host_index;/* 006Ch */
1301 	u_int32_t reserved_2_2[12];	/* 0070h */
1302 
1303 	u_int32_t outbound_doorbell_clear;	/* 00A0h */
1304 
1305 	u_int32_t reserved_3[3];	/* 00A4h */
1306 
1307 	u_int32_t outbound_scratch_pad;	/* 00B0h */
1308 	u_int32_t outbound_scratch_pad_2;	/* 00B4h */
1309 	u_int32_t outbound_scratch_pad_3;	/* 00B8h */
1310 	u_int32_t outbound_scratch_pad_4;	/* 00BCh */
1311 
1312 	u_int32_t inbound_low_queue_port;	/* 00C0h */
1313 
1314 	u_int32_t inbound_high_queue_port;	/* 00C4h */
1315 
1316 	u_int32_t inbound_single_queue_port;	/* 00C8h */
1317 	u_int32_t res_6[11];		/* CCh */
1318 	u_int32_t host_diag;
1319 	u_int32_t seq_offset;
1320 	u_int32_t index_registers[807];	/* 00CCh */
1321 }	mrsas_reg_set;
1322 
1323 #pragma pack()
1324 
1325 /*******************************************************************
1326  * Firmware Interface Defines
1327  *******************************************************************
1328  * MFI stands for MegaRAID SAS FW Interface. This is just a moniker
1329  * for protocol between the software and firmware. Commands are
1330  * issued using "message frames".
1331  ******************************************************************/
1332 /*
1333  * FW posts its state in upper 4 bits of outbound_msg_0 register
1334  */
1335 #define	MFI_STATE_MASK					0xF0000000
1336 #define	MFI_STATE_UNDEFINED				0x00000000
1337 #define	MFI_STATE_BB_INIT				0x10000000
1338 #define	MFI_STATE_FW_INIT				0x40000000
1339 #define	MFI_STATE_WAIT_HANDSHAKE		0x60000000
1340 #define	MFI_STATE_FW_INIT_2				0x70000000
1341 #define	MFI_STATE_DEVICE_SCAN			0x80000000
1342 #define	MFI_STATE_BOOT_MESSAGE_PENDING	0x90000000
1343 #define	MFI_STATE_FLUSH_CACHE			0xA0000000
1344 #define	MFI_STATE_READY					0xB0000000
1345 #define	MFI_STATE_OPERATIONAL			0xC0000000
1346 #define	MFI_STATE_FAULT					0xF0000000
1347 #define	MFI_RESET_REQUIRED				0x00000001
1348 #define	MFI_RESET_ADAPTER				0x00000002
1349 #define	MEGAMFI_FRAME_SIZE				64
1350 #define	MRSAS_MFI_FRAME_SIZE			1024
1351 #define	MRSAS_MFI_SENSE_SIZE			128
1352 
1353 /*
1354  * During FW init, clear pending cmds & reset state using inbound_msg_0
1355  *
1356  * ABORT        : Abort all pending cmds READY        : Move from OPERATIONAL to
1357  * READY state; discard queue info MFIMODE      : Discard (possible) low MFA
1358  * posted in 64-bit mode (??) CLR_HANDSHAKE: FW is waiting for HANDSHAKE from
1359  * BIOS or Driver HOTPLUG      : Resume from Hotplug MFI_STOP_ADP : Send
1360  * signal to FW to stop processing
1361  */
1362 
1363 #define	WRITE_SEQUENCE_OFFSET		(0x0000000FC)
1364 #define	HOST_DIAGNOSTIC_OFFSET		(0x000000F8)
1365 #define	DIAG_WRITE_ENABLE			(0x00000080)
1366 #define	DIAG_RESET_ADAPTER			(0x00000004)
1367 
1368 #define	MFI_ADP_RESET				0x00000040
1369 #define	MFI_INIT_ABORT				0x00000001
1370 #define	MFI_INIT_READY				0x00000002
1371 #define	MFI_INIT_MFIMODE			0x00000004
1372 #define	MFI_INIT_CLEAR_HANDSHAKE	0x00000008
1373 #define	MFI_INIT_HOTPLUG			0x00000010
1374 #define	MFI_STOP_ADP				0x00000020
1375 #define	MFI_RESET_FLAGS				MFI_INIT_READY|		\
1376 									MFI_INIT_MFIMODE|	\
1377 									MFI_INIT_ABORT
1378 
1379 /*
1380  * MFI frame flags
1381  */
1382 #define	MFI_FRAME_POST_IN_REPLY_QUEUE			0x0000
1383 #define	MFI_FRAME_DONT_POST_IN_REPLY_QUEUE		0x0001
1384 #define	MFI_FRAME_SGL32							0x0000
1385 #define	MFI_FRAME_SGL64							0x0002
1386 #define	MFI_FRAME_SENSE32						0x0000
1387 #define	MFI_FRAME_SENSE64						0x0004
1388 #define	MFI_FRAME_DIR_NONE						0x0000
1389 #define	MFI_FRAME_DIR_WRITE						0x0008
1390 #define	MFI_FRAME_DIR_READ						0x0010
1391 #define	MFI_FRAME_DIR_BOTH						0x0018
1392 #define	MFI_FRAME_IEEE							0x0020
1393 
1394 /*
1395  * Definition for cmd_status
1396  */
1397 #define	MFI_CMD_STATUS_POLL_MODE				0xFF
1398 
1399 /*
1400  * MFI command opcodes
1401  */
1402 #define	MFI_CMD_INIT							0x00
1403 #define	MFI_CMD_LD_READ							0x01
1404 #define	MFI_CMD_LD_WRITE						0x02
1405 #define	MFI_CMD_LD_SCSI_IO						0x03
1406 #define	MFI_CMD_PD_SCSI_IO						0x04
1407 #define	MFI_CMD_DCMD							0x05
1408 #define	MFI_CMD_ABORT							0x06
1409 #define	MFI_CMD_SMP								0x07
1410 #define	MFI_CMD_STP								0x08
1411 #define	MFI_CMD_INVALID							0xff
1412 
1413 #define	MR_DCMD_CTRL_GET_INFO					0x01010000
1414 #define	MR_DCMD_LD_GET_LIST						0x03010000
1415 #define	MR_DCMD_CTRL_CACHE_FLUSH				0x01101000
1416 #define	MR_FLUSH_CTRL_CACHE						0x01
1417 #define	MR_FLUSH_DISK_CACHE						0x02
1418 
1419 #define	MR_DCMD_CTRL_SHUTDOWN					0x01050000
1420 #define	MR_DCMD_HIBERNATE_SHUTDOWN				0x01060000
1421 #define	MR_ENABLE_DRIVE_SPINDOWN				0x01
1422 
1423 #define	MR_DCMD_CTRL_EVENT_GET_INFO				0x01040100
1424 #define	MR_DCMD_CTRL_EVENT_GET					0x01040300
1425 #define	MR_DCMD_CTRL_EVENT_WAIT					0x01040500
1426 #define	MR_DCMD_LD_GET_PROPERTIES				0x03030000
1427 
1428 #define	MR_DCMD_CLUSTER							0x08000000
1429 #define	MR_DCMD_CLUSTER_RESET_ALL				0x08010100
1430 #define	MR_DCMD_CLUSTER_RESET_LD				0x08010200
1431 #define	MR_DCMD_PD_LIST_QUERY					0x02010100
1432 
1433 #define	MR_DCMD_CTRL_MISC_CPX					0x0100e200
1434 #define	MR_DCMD_CTRL_MISC_CPX_INIT_DATA_GET		0x0100e201
1435 #define	MR_DCMD_CTRL_MISC_CPX_QUEUE_DATA		0x0100e202
1436 #define	MR_DCMD_CTRL_MISC_CPX_UNREGISTER		0x0100e203
1437 #define	MAX_MR_ROW_SIZE							32
1438 #define	MR_CPX_DIR_WRITE						1
1439 #define	MR_CPX_DIR_READ							0
1440 #define	MR_CPX_VERSION							1
1441 
1442 #define	MR_DCMD_CTRL_IO_METRICS_GET				0x01170200
1443 
1444 #define	MR_EVT_CFG_CLEARED						0x0004
1445 
1446 #define	MR_EVT_LD_STATE_CHANGE					0x0051
1447 #define	MR_EVT_PD_INSERTED						0x005b
1448 #define	MR_EVT_PD_REMOVED						0x0070
1449 #define	MR_EVT_LD_CREATED						0x008a
1450 #define	MR_EVT_LD_DELETED						0x008b
1451 #define	MR_EVT_FOREIGN_CFG_IMPORTED				0x00db
1452 #define	MR_EVT_LD_OFFLINE						0x00fc
1453 #define	MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED		0x0152
1454 #define	MR_EVT_CTRL_PERF_COLLECTION				0x017e
1455 
1456 /*
1457  * MFI command completion codes
1458  */
1459 enum MFI_STAT {
1460 	MFI_STAT_OK = 0x00,
1461 	MFI_STAT_INVALID_CMD = 0x01,
1462 	MFI_STAT_INVALID_DCMD = 0x02,
1463 	MFI_STAT_INVALID_PARAMETER = 0x03,
1464 	MFI_STAT_INVALID_SEQUENCE_NUMBER = 0x04,
1465 	MFI_STAT_ABORT_NOT_POSSIBLE = 0x05,
1466 	MFI_STAT_APP_HOST_CODE_NOT_FOUND = 0x06,
1467 	MFI_STAT_APP_IN_USE = 0x07,
1468 	MFI_STAT_APP_NOT_INITIALIZED = 0x08,
1469 	MFI_STAT_ARRAY_INDEX_INVALID = 0x09,
1470 	MFI_STAT_ARRAY_ROW_NOT_EMPTY = 0x0a,
1471 	MFI_STAT_CONFIG_RESOURCE_CONFLICT = 0x0b,
1472 	MFI_STAT_DEVICE_NOT_FOUND = 0x0c,
1473 	MFI_STAT_DRIVE_TOO_SMALL = 0x0d,
1474 	MFI_STAT_FLASH_ALLOC_FAIL = 0x0e,
1475 	MFI_STAT_FLASH_BUSY = 0x0f,
1476 	MFI_STAT_FLASH_ERROR = 0x10,
1477 	MFI_STAT_FLASH_IMAGE_BAD = 0x11,
1478 	MFI_STAT_FLASH_IMAGE_INCOMPLETE = 0x12,
1479 	MFI_STAT_FLASH_NOT_OPEN = 0x13,
1480 	MFI_STAT_FLASH_NOT_STARTED = 0x14,
1481 	MFI_STAT_FLUSH_FAILED = 0x15,
1482 	MFI_STAT_HOST_CODE_NOT_FOUNT = 0x16,
1483 	MFI_STAT_LD_CC_IN_PROGRESS = 0x17,
1484 	MFI_STAT_LD_INIT_IN_PROGRESS = 0x18,
1485 	MFI_STAT_LD_LBA_OUT_OF_RANGE = 0x19,
1486 	MFI_STAT_LD_MAX_CONFIGURED = 0x1a,
1487 	MFI_STAT_LD_NOT_OPTIMAL = 0x1b,
1488 	MFI_STAT_LD_RBLD_IN_PROGRESS = 0x1c,
1489 	MFI_STAT_LD_RECON_IN_PROGRESS = 0x1d,
1490 	MFI_STAT_LD_WRONG_RAID_LEVEL = 0x1e,
1491 	MFI_STAT_MAX_SPARES_EXCEEDED = 0x1f,
1492 	MFI_STAT_MEMORY_NOT_AVAILABLE = 0x20,
1493 	MFI_STAT_MFC_HW_ERROR = 0x21,
1494 	MFI_STAT_NO_HW_PRESENT = 0x22,
1495 	MFI_STAT_NOT_FOUND = 0x23,
1496 	MFI_STAT_NOT_IN_ENCL = 0x24,
1497 	MFI_STAT_PD_CLEAR_IN_PROGRESS = 0x25,
1498 	MFI_STAT_PD_TYPE_WRONG = 0x26,
1499 	MFI_STAT_PR_DISABLED = 0x27,
1500 	MFI_STAT_ROW_INDEX_INVALID = 0x28,
1501 	MFI_STAT_SAS_CONFIG_INVALID_ACTION = 0x29,
1502 	MFI_STAT_SAS_CONFIG_INVALID_DATA = 0x2a,
1503 	MFI_STAT_SAS_CONFIG_INVALID_PAGE = 0x2b,
1504 	MFI_STAT_SAS_CONFIG_INVALID_TYPE = 0x2c,
1505 	MFI_STAT_SCSI_DONE_WITH_ERROR = 0x2d,
1506 	MFI_STAT_SCSI_IO_FAILED = 0x2e,
1507 	MFI_STAT_SCSI_RESERVATION_CONFLICT = 0x2f,
1508 	MFI_STAT_SHUTDOWN_FAILED = 0x30,
1509 	MFI_STAT_TIME_NOT_SET = 0x31,
1510 	MFI_STAT_WRONG_STATE = 0x32,
1511 	MFI_STAT_LD_OFFLINE = 0x33,
1512 	MFI_STAT_PEER_NOTIFICATION_REJECTED = 0x34,
1513 	MFI_STAT_PEER_NOTIFICATION_FAILED = 0x35,
1514 	MFI_STAT_RESERVATION_IN_PROGRESS = 0x36,
1515 	MFI_STAT_I2C_ERRORS_DETECTED = 0x37,
1516 	MFI_STAT_PCI_ERRORS_DETECTED = 0x38,
1517 	MFI_STAT_CONFIG_SEQ_MISMATCH = 0x67,
1518 
1519 	MFI_STAT_INVALID_STATUS = 0xFF
1520 };
1521 
1522 /*
1523  * Number of mailbox bytes in DCMD message frame
1524  */
1525 #define	MFI_MBOX_SIZE	12
1526 
1527 enum MR_EVT_CLASS {
1528 	MR_EVT_CLASS_DEBUG = -2,
1529 	MR_EVT_CLASS_PROGRESS = -1,
1530 	MR_EVT_CLASS_INFO = 0,
1531 	MR_EVT_CLASS_WARNING = 1,
1532 	MR_EVT_CLASS_CRITICAL = 2,
1533 	MR_EVT_CLASS_FATAL = 3,
1534 	MR_EVT_CLASS_DEAD = 4,
1535 
1536 };
1537 
1538 enum MR_EVT_LOCALE {
1539 	MR_EVT_LOCALE_LD = 0x0001,
1540 	MR_EVT_LOCALE_PD = 0x0002,
1541 	MR_EVT_LOCALE_ENCL = 0x0004,
1542 	MR_EVT_LOCALE_BBU = 0x0008,
1543 	MR_EVT_LOCALE_SAS = 0x0010,
1544 	MR_EVT_LOCALE_CTRL = 0x0020,
1545 	MR_EVT_LOCALE_CONFIG = 0x0040,
1546 	MR_EVT_LOCALE_CLUSTER = 0x0080,
1547 	MR_EVT_LOCALE_ALL = 0xffff,
1548 
1549 };
1550 
1551 enum MR_EVT_ARGS {
1552 	MR_EVT_ARGS_NONE,
1553 	MR_EVT_ARGS_CDB_SENSE,
1554 	MR_EVT_ARGS_LD,
1555 	MR_EVT_ARGS_LD_COUNT,
1556 	MR_EVT_ARGS_LD_LBA,
1557 	MR_EVT_ARGS_LD_OWNER,
1558 	MR_EVT_ARGS_LD_LBA_PD_LBA,
1559 	MR_EVT_ARGS_LD_PROG,
1560 	MR_EVT_ARGS_LD_STATE,
1561 	MR_EVT_ARGS_LD_STRIP,
1562 	MR_EVT_ARGS_PD,
1563 	MR_EVT_ARGS_PD_ERR,
1564 	MR_EVT_ARGS_PD_LBA,
1565 	MR_EVT_ARGS_PD_LBA_LD,
1566 	MR_EVT_ARGS_PD_PROG,
1567 	MR_EVT_ARGS_PD_STATE,
1568 	MR_EVT_ARGS_PCI,
1569 	MR_EVT_ARGS_RATE,
1570 	MR_EVT_ARGS_STR,
1571 	MR_EVT_ARGS_TIME,
1572 	MR_EVT_ARGS_ECC,
1573 	MR_EVT_ARGS_LD_PROP,
1574 	MR_EVT_ARGS_PD_SPARE,
1575 	MR_EVT_ARGS_PD_INDEX,
1576 	MR_EVT_ARGS_DIAG_PASS,
1577 	MR_EVT_ARGS_DIAG_FAIL,
1578 	MR_EVT_ARGS_PD_LBA_LBA,
1579 	MR_EVT_ARGS_PORT_PHY,
1580 	MR_EVT_ARGS_PD_MISSING,
1581 	MR_EVT_ARGS_PD_ADDRESS,
1582 	MR_EVT_ARGS_BITMAP,
1583 	MR_EVT_ARGS_CONNECTOR,
1584 	MR_EVT_ARGS_PD_PD,
1585 	MR_EVT_ARGS_PD_FRU,
1586 	MR_EVT_ARGS_PD_PATHINFO,
1587 	MR_EVT_ARGS_PD_POWER_STATE,
1588 	MR_EVT_ARGS_GENERIC,
1589 };
1590 
1591 /*
1592  * Thunderbolt (and later) Defines
1593  */
1594 #define	MEGASAS_CHAIN_FRAME_SZ_MIN					1024
1595 #define	MFI_FUSION_ENABLE_INTERRUPT_MASK			(0x00000009)
1596 #define	MRSAS_MPI2_RAID_DEFAULT_IO_FRAME_SIZE		256
1597 #define	MRSAS_MPI2_FUNCTION_PASSTHRU_IO_REQUEST		0xF0
1598 #define	MRSAS_MPI2_FUNCTION_LD_IO_REQUEST			0xF1
1599 #define	MRSAS_LOAD_BALANCE_FLAG						0x1
1600 #define	MRSAS_DCMD_MBOX_PEND_FLAG					0x1
1601 #define	HOST_DIAG_WRITE_ENABLE						0x80
1602 #define	HOST_DIAG_RESET_ADAPTER						0x4
1603 #define	MRSAS_TBOLT_MAX_RESET_TRIES					3
1604 #define MRSAS_MAX_MFI_CMDS                          16
1605 #define MRSAS_MAX_IOCTL_CMDS                        3
1606 
1607 /*
1608  * Invader Defines
1609  */
1610 #define	MPI2_TYPE_CUDA								0x2
1611 #define	MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH	0x4000
1612 #define	MR_RL_FLAGS_GRANT_DESTINATION_CPU0			0x00
1613 #define	MR_RL_FLAGS_GRANT_DESTINATION_CPU1			0x10
1614 #define	MR_RL_FLAGS_GRANT_DESTINATION_CUDA			0x80
1615 #define	MR_RL_FLAGS_SEQ_NUM_ENABLE					0x8
1616 #define	MR_RL_WRITE_THROUGH_MODE					0x00
1617 #define	MR_RL_WRITE_BACK_MODE						0x01
1618 
1619 /*
1620  * T10 PI defines
1621  */
1622 #define	MR_PROT_INFO_TYPE_CONTROLLER				0x8
1623 #define	MRSAS_SCSI_VARIABLE_LENGTH_CMD				0x7f
1624 #define	MRSAS_SCSI_SERVICE_ACTION_READ32			0x9
1625 #define	MRSAS_SCSI_SERVICE_ACTION_WRITE32			0xB
1626 #define	MRSAS_SCSI_ADDL_CDB_LEN						0x18
1627 #define	MRSAS_RD_WR_PROTECT_CHECK_ALL				0x20
1628 #define	MRSAS_RD_WR_PROTECT_CHECK_NONE				0x60
1629 #define	MRSAS_SCSIBLOCKSIZE							512
1630 
1631 /*
1632  * Raid context flags
1633  */
1634 #define	MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT	0x4
1635 #define	MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_MASK		0x30
1636 typedef enum MR_RAID_FLAGS_IO_SUB_TYPE {
1637 	MR_RAID_FLAGS_IO_SUB_TYPE_NONE = 0,
1638 	MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD = 1,
1639 	MR_RAID_FLAGS_IO_SUB_TYPE_RMW_DATA = 2,
1640 	MR_RAID_FLAGS_IO_SUB_TYPE_RMW_P = 3,
1641 	MR_RAID_FLAGS_IO_SUB_TYPE_RMW_Q = 4,
1642 	MR_RAID_FLAGS_IO_SUB_TYPE_CACHE_BYPASS = 6,
1643 	MR_RAID_FLAGS_IO_SUB_TYPE_LDIO_BW_LIMIT = 7
1644 } MR_RAID_FLAGS_IO_SUB_TYPE;
1645 /*
1646  * Request descriptor types
1647  */
1648 #define	MRSAS_REQ_DESCRIPT_FLAGS_LD_IO		0x7
1649 #define	MRSAS_REQ_DESCRIPT_FLAGS_MFA		0x1
1650 #define	MRSAS_REQ_DESCRIPT_FLAGS_NO_LOCK	0x2
1651 #define	MRSAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT	1
1652 #define	MRSAS_FP_CMD_LEN					16
1653 #define	MRSAS_FUSION_IN_RESET				0
1654 
1655 #define	RAID_CTX_SPANARM_ARM_SHIFT			(0)
1656 #define	RAID_CTX_SPANARM_ARM_MASK			(0x1f)
1657 #define	RAID_CTX_SPANARM_SPAN_SHIFT			(5)
1658 #define	RAID_CTX_SPANARM_SPAN_MASK			(0xE0)
1659 
1660 /*
1661  * Define region lock types
1662  */
1663 typedef enum _REGION_TYPE {
1664 	REGION_TYPE_UNUSED = 0,
1665 	REGION_TYPE_SHARED_READ = 1,
1666 	REGION_TYPE_SHARED_WRITE = 2,
1667 	REGION_TYPE_EXCLUSIVE = 3,
1668 }	REGION_TYPE;
1669 
1670 /*
1671  * SCSI-CAM Related Defines
1672  */
1673 #define	MRSAS_SCSI_MAX_LUNS				0
1674 #define	MRSAS_SCSI_INITIATOR_ID			255
1675 #define	MRSAS_SCSI_MAX_CMDS				8
1676 #define	MRSAS_SCSI_MAX_CDB_LEN			16
1677 #define	MRSAS_SCSI_SENSE_BUFFERSIZE		96
1678 #define	MRSAS_INTERNAL_CMDS				32
1679 #define	MRSAS_FUSION_INT_CMDS			8
1680 
1681 #define	MEGASAS_MAX_CHAIN_SIZE_UNITS_MASK	0x400000
1682 #define	MEGASAS_MAX_CHAIN_SIZE_MASK		0x3E0
1683 #define	MEGASAS_256K_IO					128
1684 #define	MEGASAS_1MB_IO					(MEGASAS_256K_IO * 4)
1685 
1686 /* Request types */
1687 #define	MRSAS_REQ_TYPE_INTERNAL_CMD		0x0
1688 #define	MRSAS_REQ_TYPE_AEN_FETCH		0x1
1689 #define	MRSAS_REQ_TYPE_PASSTHRU			0x2
1690 #define	MRSAS_REQ_TYPE_GETSET_PARAM		0x3
1691 #define	MRSAS_REQ_TYPE_SCSI_IO			0x4
1692 
1693 /* Request states */
1694 #define	MRSAS_REQ_STATE_FREE			0
1695 #define	MRSAS_REQ_STATE_BUSY			1
1696 #define	MRSAS_REQ_STATE_TRAN			2
1697 #define	MRSAS_REQ_STATE_COMPLETE		3
1698 
1699 typedef enum _MR_SCSI_CMD_TYPE {
1700 	READ_WRITE_LDIO = 0,
1701 	NON_READ_WRITE_LDIO = 1,
1702 	READ_WRITE_SYSPDIO = 2,
1703 	NON_READ_WRITE_SYSPDIO = 3,
1704 }	MR_SCSI_CMD_TYPE;
1705 
1706 enum mrsas_req_flags {
1707 	MRSAS_DIR_UNKNOWN = 0x1,
1708 	MRSAS_DIR_IN = 0x2,
1709 	MRSAS_DIR_OUT = 0x4,
1710 	MRSAS_DIR_NONE = 0x8,
1711 };
1712 
1713 /*
1714  * Adapter Reset States
1715  */
1716 enum {
1717 	MRSAS_HBA_OPERATIONAL = 0,
1718 	MRSAS_ADPRESET_SM_INFAULT = 1,
1719 	MRSAS_ADPRESET_SM_FW_RESET_SUCCESS = 2,
1720 	MRSAS_ADPRESET_SM_OPERATIONAL = 3,
1721 	MRSAS_HW_CRITICAL_ERROR = 4,
1722 	MRSAS_ADPRESET_INPROG_SIGN = 0xDEADDEAD,
1723 };
1724 
1725 /*
1726  * MPT Command Structure
1727  */
1728 struct mrsas_mpt_cmd {
1729 	MRSAS_RAID_SCSI_IO_REQUEST *io_request;
1730 	bus_addr_t io_request_phys_addr;
1731 	MPI2_SGE_IO_UNION *chain_frame;
1732 	bus_addr_t chain_frame_phys_addr;
1733 	u_int32_t sge_count;
1734 	u_int8_t *sense;
1735 	bus_addr_t sense_phys_addr;
1736 	u_int8_t retry_for_fw_reset;
1737 	MRSAS_REQUEST_DESCRIPTOR_UNION *request_desc;
1738 	u_int32_t sync_cmd_idx;
1739 	u_int32_t index;
1740 	u_int8_t flags;
1741 	u_int8_t pd_r1_lb;
1742 	u_int8_t load_balance;
1743 	bus_size_t length;
1744 	u_int32_t error_code;
1745 	bus_dmamap_t data_dmamap;
1746 	void   *data;
1747 	union ccb *ccb_ptr;
1748 	struct callout cm_callout;
1749 	struct mrsas_softc *sc;
1750 	boolean_t tmCapable;
1751 	u_int16_t r1_alt_dev_handle;
1752 	boolean_t cmd_completed;
1753 	struct mrsas_mpt_cmd *peer_cmd;
1754 	bool	callout_owner;
1755 	TAILQ_ENTRY(mrsas_mpt_cmd) next;
1756 	u_int8_t pdInterface;
1757 };
1758 
1759 /*
1760  * MFI Command Structure
1761  */
1762 struct mrsas_mfi_cmd {
1763 	union mrsas_frame *frame;
1764 	bus_dmamap_t frame_dmamap;
1765 	void   *frame_mem;
1766 	bus_addr_t frame_phys_addr;
1767 	u_int8_t *sense;
1768 	bus_dmamap_t sense_dmamap;
1769 	void   *sense_mem;
1770 	bus_addr_t sense_phys_addr;
1771 	u_int32_t index;
1772 	u_int8_t sync_cmd;
1773 	u_int8_t cmd_status;
1774 	u_int8_t abort_aen;
1775 	u_int8_t retry_for_fw_reset;
1776 	struct mrsas_softc *sc;
1777 	union ccb *ccb_ptr;
1778 	union {
1779 		struct {
1780 			u_int16_t smid;
1781 			u_int16_t resvd;
1782 		}	context;
1783 		u_int32_t frame_count;
1784 	}	cmd_id;
1785 	TAILQ_ENTRY(mrsas_mfi_cmd) next;
1786 };
1787 
1788 /*
1789  * define constants for device list query options
1790  */
1791 enum MR_PD_QUERY_TYPE {
1792 	MR_PD_QUERY_TYPE_ALL = 0,
1793 	MR_PD_QUERY_TYPE_STATE = 1,
1794 	MR_PD_QUERY_TYPE_POWER_STATE = 2,
1795 	MR_PD_QUERY_TYPE_MEDIA_TYPE = 3,
1796 	MR_PD_QUERY_TYPE_SPEED = 4,
1797 	MR_PD_QUERY_TYPE_EXPOSED_TO_HOST = 5,
1798 };
1799 
1800 #define	MR_EVT_CFG_CLEARED						0x0004
1801 #define	MR_EVT_LD_STATE_CHANGE					0x0051
1802 #define	MR_EVT_PD_INSERTED						0x005b
1803 #define	MR_EVT_PD_REMOVED						0x0070
1804 #define	MR_EVT_LD_CREATED						0x008a
1805 #define	MR_EVT_LD_DELETED						0x008b
1806 #define	MR_EVT_FOREIGN_CFG_IMPORTED				0x00db
1807 #define	MR_EVT_LD_OFFLINE						0x00fc
1808 #define	MR_EVT_CTRL_PROP_CHANGED				0x012f
1809 #define	MR_EVT_CTRL_HOST_BUS_SCAN_REQUESTED		0x0152
1810 
1811 enum MR_PD_STATE {
1812 	MR_PD_STATE_UNCONFIGURED_GOOD = 0x00,
1813 	MR_PD_STATE_UNCONFIGURED_BAD = 0x01,
1814 	MR_PD_STATE_HOT_SPARE = 0x02,
1815 	MR_PD_STATE_OFFLINE = 0x10,
1816 	MR_PD_STATE_FAILED = 0x11,
1817 	MR_PD_STATE_REBUILD = 0x14,
1818 	MR_PD_STATE_ONLINE = 0x18,
1819 	MR_PD_STATE_COPYBACK = 0x20,
1820 	MR_PD_STATE_SYSTEM = 0x40,
1821 };
1822 
1823 /*
1824  * defines the physical drive address structure
1825  */
1826 #pragma pack(1)
1827 struct MR_PD_ADDRESS {
1828 	u_int16_t deviceId;
1829 	u_int16_t enclDeviceId;
1830 
1831 	union {
1832 		struct {
1833 			u_int8_t enclIndex;
1834 			u_int8_t slotNumber;
1835 		}	mrPdAddress;
1836 		struct {
1837 			u_int8_t enclPosition;
1838 			u_int8_t enclConnectorIndex;
1839 		}	mrEnclAddress;
1840 	}	u1;
1841 	u_int8_t scsiDevType;
1842 	union {
1843 		u_int8_t connectedPortBitmap;
1844 		u_int8_t connectedPortNumbers;
1845 	}	u2;
1846 	u_int64_t sasAddr[2];
1847 };
1848 
1849 #pragma pack()
1850 
1851 /*
1852  * defines the physical drive list structure
1853  */
1854 #pragma pack(1)
1855 struct MR_PD_LIST {
1856 	u_int32_t size;
1857 	u_int32_t count;
1858 	struct MR_PD_ADDRESS addr[1];
1859 };
1860 
1861 #pragma pack()
1862 
1863 #pragma pack(1)
1864 struct mrsas_pd_list {
1865 	u_int16_t tid;
1866 	u_int8_t driveType;
1867 	u_int8_t driveState;
1868 };
1869 
1870 #pragma pack()
1871 
1872 /*
1873  * defines the logical drive reference structure
1874  */
1875 typedef union _MR_LD_REF {
1876 	struct {
1877 		u_int8_t targetId;
1878 		u_int8_t reserved;
1879 		u_int16_t seqNum;
1880 	}	ld_context;
1881 	u_int32_t ref;
1882 }	MR_LD_REF;
1883 
1884 /*
1885  * defines the logical drive list structure
1886  */
1887 #pragma pack(1)
1888 struct MR_LD_LIST {
1889 	u_int32_t ldCount;
1890 	u_int32_t reserved;
1891 	struct {
1892 		MR_LD_REF ref;
1893 		u_int8_t state;
1894 		u_int8_t reserved[3];
1895 		u_int64_t size;
1896 	}	ldList[MAX_LOGICAL_DRIVES_EXT];
1897 };
1898 
1899 #pragma pack()
1900 
1901 /*
1902  * SAS controller properties
1903  */
1904 #pragma pack(1)
1905 struct mrsas_ctrl_prop {
1906 	u_int16_t seq_num;
1907 	u_int16_t pred_fail_poll_interval;
1908 	u_int16_t intr_throttle_count;
1909 	u_int16_t intr_throttle_timeouts;
1910 	u_int8_t rebuild_rate;
1911 	u_int8_t patrol_read_rate;
1912 	u_int8_t bgi_rate;
1913 	u_int8_t cc_rate;
1914 	u_int8_t recon_rate;
1915 	u_int8_t cache_flush_interval;
1916 	u_int8_t spinup_drv_count;
1917 	u_int8_t spinup_delay;
1918 	u_int8_t cluster_enable;
1919 	u_int8_t coercion_mode;
1920 	u_int8_t alarm_enable;
1921 	u_int8_t disable_auto_rebuild;
1922 	u_int8_t disable_battery_warn;
1923 	u_int8_t ecc_bucket_size;
1924 	u_int16_t ecc_bucket_leak_rate;
1925 	u_int8_t restore_hotspare_on_insertion;
1926 	u_int8_t expose_encl_devices;
1927 	u_int8_t maintainPdFailHistory;
1928 	u_int8_t disallowHostRequestReordering;
1929 	u_int8_t abortCCOnError;
1930 	u_int8_t loadBalanceMode;
1931 	u_int8_t disableAutoDetectBackplane;
1932 	u_int8_t snapVDSpace;
1933 	/*
1934 	 * Add properties that can be controlled by a bit in the following
1935 	 * structure.
1936 	 */
1937 	struct {
1938 #if _BYTE_ORDER == _LITTLE_ENDIAN
1939 		u_int32_t copyBackDisabled:1;
1940 		u_int32_t SMARTerEnabled:1;
1941 		u_int32_t prCorrectUnconfiguredAreas:1;
1942 		u_int32_t useFdeOnly:1;
1943 		u_int32_t disableNCQ:1;
1944 		u_int32_t SSDSMARTerEnabled:1;
1945 		u_int32_t SSDPatrolReadEnabled:1;
1946 		u_int32_t enableSpinDownUnconfigured:1;
1947 		u_int32_t autoEnhancedImport:1;
1948 		u_int32_t enableSecretKeyControl:1;
1949 		u_int32_t disableOnlineCtrlReset:1;
1950 		u_int32_t allowBootWithPinnedCache:1;
1951 		u_int32_t disableSpinDownHS:1;
1952 		u_int32_t enableJBOD:1;
1953 		u_int32_t disableCacheBypass:1;
1954 		u_int32_t useDiskActivityForLocate:1;
1955 		u_int32_t enablePI:1;
1956 		u_int32_t preventPIImport:1;
1957 		u_int32_t useGlobalSparesForEmergency:1;
1958 		u_int32_t useUnconfGoodForEmergency:1;
1959 		u_int32_t useEmergencySparesforSMARTer:1;
1960 		u_int32_t forceSGPIOForQuadOnly:1;
1961 		u_int32_t enableConfigAutoBalance:1;
1962 		u_int32_t enableVirtualCache:1;
1963 		u_int32_t enableAutoLockRecovery:1;
1964 		u_int32_t disableImmediateIO:1;
1965 		u_int32_t disableT10RebuildAssist:1;
1966 		u_int32_t ignore64ldRestriction:1;
1967 		u_int32_t enableSwZone:1;
1968 		u_int32_t limitMaxRateSATA3G:1;
1969 		u_int32_t reserved:2;
1970 #else
1971 		u_int32_t reserved:2;
1972 		u_int32_t limitMaxRateSATA3G:1;
1973 		u_int32_t enableSwZone:1;
1974 		u_int32_t ignore64ldRestriction:1;
1975 		u_int32_t disableT10RebuildAssist:1;
1976 		u_int32_t disableImmediateIO:1;
1977 		u_int32_t enableAutoLockRecovery:1;
1978 		u_int32_t enableVirtualCache:1;
1979 		u_int32_t enableConfigAutoBalance:1;
1980 		u_int32_t forceSGPIOForQuadOnly:1;
1981 		u_int32_t useEmergencySparesforSMARTer:1;
1982 		u_int32_t useUnconfGoodForEmergency:1;
1983 		u_int32_t useGlobalSparesForEmergency:1;
1984 		u_int32_t preventPIImport:1;
1985 		u_int32_t enablePI:1;
1986 		u_int32_t useDiskActivityForLocate:1;
1987 		u_int32_t disableCacheBypass:1;
1988 		u_int32_t enableJBOD:1;
1989 		u_int32_t disableSpinDownHS:1;
1990 		u_int32_t allowBootWithPinnedCache:1;
1991 		u_int32_t disableOnlineCtrlReset:1;
1992 		u_int32_t enableSecretKeyControl:1;
1993 		u_int32_t autoEnhancedImport:1;
1994 		u_int32_t enableSpinDownUnconfigured:1;
1995 		u_int32_t SSDPatrolReadEnabled:1;
1996 		u_int32_t SSDSMARTerEnabled:1;
1997 		u_int32_t disableNCQ:1;
1998 		u_int32_t useFdeOnly:1;
1999 		u_int32_t prCorrectUnconfiguredAreas:1;
2000 		u_int32_t SMARTerEnabled:1;
2001 		u_int32_t copyBackDisabled:1;
2002 #endif
2003 	}	OnOffProperties;
2004 	u_int8_t autoSnapVDSpace;
2005 	u_int8_t viewSpace;
2006 	u_int16_t spinDownTime;
2007 	u_int8_t reserved[24];
2008 
2009 };
2010 
2011 #pragma pack()
2012 
2013 /*
2014  * SAS controller information
2015  */
2016 struct mrsas_ctrl_info {
2017 	/*
2018 	 * PCI device information
2019 	 */
2020 	struct {
2021 		u_int16_t vendor_id;
2022 		u_int16_t device_id;
2023 		u_int16_t sub_vendor_id;
2024 		u_int16_t sub_device_id;
2025 		u_int8_t reserved[24];
2026 	} __packed pci;
2027 	/*
2028 	 * Host interface information
2029 	 */
2030 	struct {
2031 		u_int8_t PCIX:1;
2032 		u_int8_t PCIE:1;
2033 		u_int8_t iSCSI:1;
2034 		u_int8_t SAS_3G:1;
2035 		u_int8_t reserved_0:4;
2036 		u_int8_t reserved_1[6];
2037 		u_int8_t port_count;
2038 		u_int64_t port_addr[8];
2039 	} __packed host_interface;
2040 	/*
2041 	 * Device (backend) interface information
2042 	 */
2043 	struct {
2044 		u_int8_t SPI:1;
2045 		u_int8_t SAS_3G:1;
2046 		u_int8_t SATA_1_5G:1;
2047 		u_int8_t SATA_3G:1;
2048 		u_int8_t reserved_0:4;
2049 		u_int8_t reserved_1[6];
2050 		u_int8_t port_count;
2051 		u_int64_t port_addr[8];
2052 	} __packed device_interface;
2053 
2054 	u_int32_t image_check_word;
2055 	u_int32_t image_component_count;
2056 
2057 	struct {
2058 		char	name[8];
2059 		char	version[32];
2060 		char	build_date[16];
2061 		char	built_time[16];
2062 	} __packed image_component[8];
2063 
2064 	u_int32_t pending_image_component_count;
2065 
2066 	struct {
2067 		char	name[8];
2068 		char	version[32];
2069 		char	build_date[16];
2070 		char	build_time[16];
2071 	} __packed pending_image_component[8];
2072 
2073 	u_int8_t max_arms;
2074 	u_int8_t max_spans;
2075 	u_int8_t max_arrays;
2076 	u_int8_t max_lds;
2077 	char	product_name[80];
2078 	char	serial_no[32];
2079 
2080 	/*
2081 	 * Other physical/controller/operation information. Indicates the
2082 	 * presence of the hardware
2083 	 */
2084 	struct {
2085 		u_int32_t bbu:1;
2086 		u_int32_t alarm:1;
2087 		u_int32_t nvram:1;
2088 		u_int32_t uart:1;
2089 		u_int32_t reserved:28;
2090 	} __packed hw_present;
2091 
2092 	u_int32_t current_fw_time;
2093 
2094 	/*
2095 	 * Maximum data transfer sizes
2096 	 */
2097 	u_int16_t max_concurrent_cmds;
2098 	u_int16_t max_sge_count;
2099 	u_int32_t max_request_size;
2100 
2101 	/*
2102 	 * Logical and physical device counts
2103 	 */
2104 	u_int16_t ld_present_count;
2105 	u_int16_t ld_degraded_count;
2106 	u_int16_t ld_offline_count;
2107 
2108 	u_int16_t pd_present_count;
2109 	u_int16_t pd_disk_present_count;
2110 	u_int16_t pd_disk_pred_failure_count;
2111 	u_int16_t pd_disk_failed_count;
2112 
2113 	/*
2114 	 * Memory size information
2115 	 */
2116 	u_int16_t nvram_size;
2117 	u_int16_t memory_size;
2118 	u_int16_t flash_size;
2119 
2120 	/*
2121 	 * Error counters
2122 	 */
2123 	u_int16_t mem_correctable_error_count;
2124 	u_int16_t mem_uncorrectable_error_count;
2125 
2126 	/*
2127 	 * Cluster information
2128 	 */
2129 	u_int8_t cluster_permitted;
2130 	u_int8_t cluster_active;
2131 
2132 	/*
2133 	 * Additional max data transfer sizes
2134 	 */
2135 	u_int16_t max_strips_per_io;
2136 
2137 	/*
2138 	 * Controller capabilities structures
2139 	 */
2140 	struct {
2141 		u_int32_t raid_level_0:1;
2142 		u_int32_t raid_level_1:1;
2143 		u_int32_t raid_level_5:1;
2144 		u_int32_t raid_level_1E:1;
2145 		u_int32_t raid_level_6:1;
2146 		u_int32_t reserved:27;
2147 	} __packed raid_levels;
2148 
2149 	struct {
2150 		u_int32_t rbld_rate:1;
2151 		u_int32_t cc_rate:1;
2152 		u_int32_t bgi_rate:1;
2153 		u_int32_t recon_rate:1;
2154 		u_int32_t patrol_rate:1;
2155 		u_int32_t alarm_control:1;
2156 		u_int32_t cluster_supported:1;
2157 		u_int32_t bbu:1;
2158 		u_int32_t spanning_allowed:1;
2159 		u_int32_t dedicated_hotspares:1;
2160 		u_int32_t revertible_hotspares:1;
2161 		u_int32_t foreign_config_import:1;
2162 		u_int32_t self_diagnostic:1;
2163 		u_int32_t mixed_redundancy_arr:1;
2164 		u_int32_t global_hot_spares:1;
2165 		u_int32_t reserved:17;
2166 	} __packed adapter_operations;
2167 
2168 	struct {
2169 		u_int32_t read_policy:1;
2170 		u_int32_t write_policy:1;
2171 		u_int32_t io_policy:1;
2172 		u_int32_t access_policy:1;
2173 		u_int32_t disk_cache_policy:1;
2174 		u_int32_t reserved:27;
2175 	} __packed ld_operations;
2176 
2177 	struct {
2178 		u_int8_t min;
2179 		u_int8_t max;
2180 		u_int8_t reserved[2];
2181 	} __packed stripe_sz_ops;
2182 
2183 	struct {
2184 		u_int32_t force_online:1;
2185 		u_int32_t force_offline:1;
2186 		u_int32_t force_rebuild:1;
2187 		u_int32_t reserved:29;
2188 	} __packed pd_operations;
2189 
2190 	struct {
2191 		u_int32_t ctrl_supports_sas:1;
2192 		u_int32_t ctrl_supports_sata:1;
2193 		u_int32_t allow_mix_in_encl:1;
2194 		u_int32_t allow_mix_in_ld:1;
2195 		u_int32_t allow_sata_in_cluster:1;
2196 		u_int32_t reserved:27;
2197 	} __packed pd_mix_support;
2198 
2199 	/*
2200 	 * Define ECC single-bit-error bucket information
2201 	 */
2202 	u_int8_t ecc_bucket_count;
2203 	u_int8_t reserved_2[11];
2204 
2205 	/*
2206 	 * Include the controller properties (changeable items)
2207 	 */
2208 	struct mrsas_ctrl_prop properties;
2209 
2210 	/*
2211 	 * Define FW pkg version (set in envt v'bles on OEM basis)
2212 	 */
2213 	char	package_version[0x60];
2214 
2215 	u_int64_t deviceInterfacePortAddr2[8];
2216 	u_int8_t reserved3[128];
2217 
2218 	struct {
2219 		u_int16_t minPdRaidLevel_0:4;
2220 		u_int16_t maxPdRaidLevel_0:12;
2221 
2222 		u_int16_t minPdRaidLevel_1:4;
2223 		u_int16_t maxPdRaidLevel_1:12;
2224 
2225 		u_int16_t minPdRaidLevel_5:4;
2226 		u_int16_t maxPdRaidLevel_5:12;
2227 
2228 		u_int16_t minPdRaidLevel_1E:4;
2229 		u_int16_t maxPdRaidLevel_1E:12;
2230 
2231 		u_int16_t minPdRaidLevel_6:4;
2232 		u_int16_t maxPdRaidLevel_6:12;
2233 
2234 		u_int16_t minPdRaidLevel_10:4;
2235 		u_int16_t maxPdRaidLevel_10:12;
2236 
2237 		u_int16_t minPdRaidLevel_50:4;
2238 		u_int16_t maxPdRaidLevel_50:12;
2239 
2240 		u_int16_t minPdRaidLevel_60:4;
2241 		u_int16_t maxPdRaidLevel_60:12;
2242 
2243 		u_int16_t minPdRaidLevel_1E_RLQ0:4;
2244 		u_int16_t maxPdRaidLevel_1E_RLQ0:12;
2245 
2246 		u_int16_t minPdRaidLevel_1E0_RLQ0:4;
2247 		u_int16_t maxPdRaidLevel_1E0_RLQ0:12;
2248 
2249 		u_int16_t reserved[6];
2250 	}	pdsForRaidLevels;
2251 
2252 	u_int16_t maxPds;		/* 0x780 */
2253 	u_int16_t maxDedHSPs;		/* 0x782 */
2254 	u_int16_t maxGlobalHSPs;	/* 0x784 */
2255 	u_int16_t ddfSize;		/* 0x786 */
2256 	u_int8_t maxLdsPerArray;	/* 0x788 */
2257 	u_int8_t partitionsInDDF;	/* 0x789 */
2258 	u_int8_t lockKeyBinding;	/* 0x78a */
2259 	u_int8_t maxPITsPerLd;		/* 0x78b */
2260 	u_int8_t maxViewsPerLd;		/* 0x78c */
2261 	u_int8_t maxTargetId;		/* 0x78d */
2262 	u_int16_t maxBvlVdSize;		/* 0x78e */
2263 
2264 	u_int16_t maxConfigurableSSCSize;	/* 0x790 */
2265 	u_int16_t currentSSCsize;	/* 0x792 */
2266 
2267 	char	expanderFwVersion[12];	/* 0x794 */
2268 
2269 	u_int16_t PFKTrialTimeRemaining;/* 0x7A0 */
2270 
2271 	u_int16_t cacheMemorySize;	/* 0x7A2 */
2272 
2273 	struct {			/* 0x7A4 */
2274 #if _BYTE_ORDER == _LITTLE_ENDIAN
2275 		u_int32_t supportPIcontroller:1;
2276 		u_int32_t supportLdPIType1:1;
2277 		u_int32_t supportLdPIType2:1;
2278 		u_int32_t supportLdPIType3:1;
2279 		u_int32_t supportLdBBMInfo:1;
2280 		u_int32_t supportShieldState:1;
2281 		u_int32_t blockSSDWriteCacheChange:1;
2282 		u_int32_t supportSuspendResumeBGops:1;
2283 		u_int32_t supportEmergencySpares:1;
2284 		u_int32_t supportSetLinkSpeed:1;
2285 		u_int32_t supportBootTimePFKChange:1;
2286 		u_int32_t supportJBOD:1;
2287 		u_int32_t disableOnlinePFKChange:1;
2288 		u_int32_t supportPerfTuning:1;
2289 		u_int32_t supportSSDPatrolRead:1;
2290 		u_int32_t realTimeScheduler:1;
2291 
2292 		u_int32_t supportResetNow:1;
2293 		u_int32_t supportEmulatedDrives:1;
2294 		u_int32_t headlessMode:1;
2295 		u_int32_t dedicatedHotSparesLimited:1;
2296 
2297 		u_int32_t supportUnevenSpans:1;
2298 		u_int32_t reserved:11;
2299 #else
2300 		u_int32_t reserved:11;
2301 		u_int32_t supportUnevenSpans:1;
2302 		u_int32_t dedicatedHotSparesLimited:1;
2303 		u_int32_t headlessMode:1;
2304 		u_int32_t supportEmulatedDrives:1;
2305 		u_int32_t supportResetNow:1;
2306 		u_int32_t realTimeScheduler:1;
2307 		u_int32_t supportSSDPatrolRead:1;
2308 		u_int32_t supportPerfTuning:1;
2309 		u_int32_t disableOnlinePFKChange:1;
2310 		u_int32_t supportJBOD:1;
2311 		u_int32_t supportBootTimePFKChange:1;
2312 		u_int32_t supportSetLinkSpeed:1;
2313 		u_int32_t supportEmergencySpares:1;
2314 		u_int32_t supportSuspendResumeBGops:1;
2315 		u_int32_t blockSSDWriteCacheChange:1;
2316 		u_int32_t supportShieldState:1;
2317 		u_int32_t supportLdBBMInfo:1;
2318 		u_int32_t supportLdPIType3:1;
2319 		u_int32_t supportLdPIType2:1;
2320 		u_int32_t supportLdPIType1:1;
2321 		u_int32_t supportPIcontroller:1;
2322 #endif
2323 	}	adapterOperations2;
2324 
2325 	u_int8_t driverVersion[32];	/* 0x7A8 */
2326 	u_int8_t maxDAPdCountSpinup60;	/* 0x7C8 */
2327 	u_int8_t temperatureROC;	/* 0x7C9 */
2328 	u_int8_t temperatureCtrl;	/* 0x7CA */
2329 	u_int8_t reserved4;		/* 0x7CB */
2330 	u_int16_t maxConfigurablePds;	/* 0x7CC */
2331 
2332 	u_int8_t reserved5[2];		/* 0x7CD reserved */
2333 
2334 	struct {
2335 #if _BYTE_ORDER == _LITTLE_ENDIAN
2336 		u_int32_t peerIsPresent:1;
2337 		u_int32_t peerIsIncompatible:1;
2338 
2339 		u_int32_t hwIncompatible:1;
2340 		u_int32_t fwVersionMismatch:1;
2341 		u_int32_t ctrlPropIncompatible:1;
2342 		u_int32_t premiumFeatureMismatch:1;
2343 		u_int32_t reserved:26;
2344 #else
2345 		u_int32_t reserved:26;
2346 		u_int32_t premiumFeatureMismatch:1;
2347 		u_int32_t ctrlPropIncompatible:1;
2348 		u_int32_t fwVersionMismatch:1;
2349 		u_int32_t hwIncompatible:1;
2350 		u_int32_t peerIsIncompatible:1;
2351 		u_int32_t peerIsPresent:1;
2352 #endif
2353 	}	cluster;
2354 
2355 	char	clusterId[16];		/* 0x7D4 */
2356 
2357 	char	reserved6[4];		/* 0x7E4 RESERVED FOR IOV */
2358 
2359 	struct {			/* 0x7E8 */
2360 #if _BYTE_ORDER == _LITTLE_ENDIAN
2361 		u_int32_t supportPersonalityChange:2;
2362 		u_int32_t supportThermalPollInterval:1;
2363 		u_int32_t supportDisableImmediateIO:1;
2364 		u_int32_t supportT10RebuildAssist:1;
2365 		u_int32_t supportMaxExtLDs:1;
2366 		u_int32_t supportCrashDump:1;
2367 		u_int32_t supportSwZone:1;
2368 		u_int32_t supportDebugQueue:1;
2369 		u_int32_t supportNVCacheErase:1;
2370 		u_int32_t supportForceTo512e:1;
2371 		u_int32_t supportHOQRebuild:1;
2372 		u_int32_t supportAllowedOpsforDrvRemoval:1;
2373 		u_int32_t supportDrvActivityLEDSetting:1;
2374 		u_int32_t supportNVDRAM:1;
2375 		u_int32_t supportForceFlash:1;
2376 		u_int32_t supportDisableSESMonitoring:1;
2377 		u_int32_t supportCacheBypassModes:1;
2378 		u_int32_t supportSecurityonJBOD:1;
2379 		u_int32_t discardCacheDuringLDDelete:1;
2380 		u_int32_t supportTTYLogCompression:1;
2381 		u_int32_t supportCPLDUpdate:1;
2382 		u_int32_t supportDiskCacheSettingForSysPDs:1;
2383 		u_int32_t supportExtendedSSCSize:1;
2384 		u_int32_t useSeqNumJbodFP:1;
2385 		u_int32_t reserved:7;
2386 #else
2387 		u_int32_t reserved:7;
2388 		u_int32_t useSeqNumJbodFP:1;
2389 		u_int32_t supportExtendedSSCSize:1;
2390 		u_int32_t supportDiskCacheSettingForSysPDs:1;
2391 		u_int32_t supportCPLDUpdate:1;
2392 		u_int32_t supportTTYLogCompression:1;
2393 		u_int32_t discardCacheDuringLDDelete:1;
2394 		u_int32_t supportSecurityonJBOD:1;
2395 		u_int32_t supportCacheBypassModes:1;
2396 		u_int32_t supportDisableSESMonitoring:1;
2397 		u_int32_t supportForceFlash:1;
2398 		u_int32_t supportNVDRAM:1;
2399 		u_int32_t supportDrvActivityLEDSetting:1;
2400 		u_int32_t supportAllowedOpsforDrvRemoval:1;
2401 		u_int32_t supportHOQRebuild:1;
2402 		u_int32_t supportForceTo512e:1;
2403 		u_int32_t supportNVCacheErase:1;
2404 		u_int32_t supportDebugQueue:1;
2405 		u_int32_t supportSwZone:1;
2406 		u_int32_t supportCrashDump:1;
2407 		u_int32_t supportMaxExtLDs:1;
2408 		u_int32_t supportT10RebuildAssist:1;
2409 		u_int32_t supportDisableImmediateIO:1;
2410 		u_int32_t supportThermalPollInterval:1;
2411 		u_int32_t supportPersonalityChange:2;
2412 #endif
2413 	}	adapterOperations3;
2414 
2415 	u_int8_t pad_cpld[16];
2416 
2417 	struct {
2418 #if _BYTE_ORDER == _LITTLE_ENDIAN
2419 		u_int16_t ctrlInfoExtSupported:1;
2420 		u_int16_t supportIbuttonLess:1;
2421 		u_int16_t supportedEncAlgo:1;
2422 		u_int16_t supportEncryptedMfc:1;
2423 		u_int16_t imageUploadSupported:1;
2424 		u_int16_t supportSESCtrlInMultipathCfg:1;
2425 		u_int16_t supportPdMapTargetId:1;
2426 		u_int16_t FWSwapsBBUVPDInfo:1;
2427 		u_int16_t reserved:8;
2428 #else
2429 		u_int16_t reserved:8;
2430 		u_int16_t FWSwapsBBUVPDInfo:1;
2431 		u_int16_t supportPdMapTargetId:1;
2432 		u_int16_t supportSESCtrlInMultipathCfg:1;
2433 		u_int16_t imageUploadSupported:1;
2434 		u_int16_t supportEncryptedMfc:1;
2435 		u_int16_t supportedEncAlgo:1;
2436 		u_int16_t supportIbuttonLess:1;
2437 		u_int16_t ctrlInfoExtSupported:1;
2438 #endif
2439 	}	adapterOperations4;
2440 
2441 	u_int8_t pad[0x800 - 0x7FE];	/* 0x7FE */
2442 } __packed;
2443 
2444 /*
2445  * When SCSI mid-layer calls driver's reset routine, driver waits for
2446  * MRSAS_RESET_WAIT_TIME seconds for all outstanding IO to complete. Note
2447  * that the driver cannot _actually_ abort or reset pending commands. While
2448  * it is waiting for the commands to complete, it prints a diagnostic message
2449  * every MRSAS_RESET_NOTICE_INTERVAL seconds
2450  */
2451 #define	MRSAS_RESET_WAIT_TIME			180
2452 #define	MRSAS_INTERNAL_CMD_WAIT_TIME	180
2453 #define	MRSAS_RESET_NOTICE_INTERVAL		5
2454 #define	MRSAS_IOCTL_CMD					0
2455 #define	MRSAS_DEFAULT_CMD_TIMEOUT		90
2456 #define	MRSAS_THROTTLE_QUEUE_DEPTH		16
2457 
2458 /*
2459  * MSI-x regsiters offset defines
2460  */
2461 #define	MPI2_SUP_REPLY_POST_HOST_INDEX_OFFSET	(0x0000030C)
2462 #define	MPI2_REPLY_POST_HOST_INDEX_OFFSET		(0x0000006C)
2463 #define	MR_MAX_REPLY_QUEUES_OFFSET				(0x0000001F)
2464 #define	MR_MAX_REPLY_QUEUES_EXT_OFFSET			(0x003FC000)
2465 #define	MR_MAX_REPLY_QUEUES_EXT_OFFSET_SHIFT	14
2466 #define	MR_MAX_MSIX_REG_ARRAY					16
2467 
2468 /*
2469  * SYNC CACHE offset define
2470  */
2471 #define MR_CAN_HANDLE_SYNC_CACHE_OFFSET     0X01000000
2472 
2473 #define MR_ATOMIC_DESCRIPTOR_SUPPORT_OFFSET (1 << 24)
2474 
2475 /*
2476  * FW reports the maximum of number of commands that it can accept (maximum
2477  * commands that can be outstanding) at any time. The driver must report a
2478  * lower number to the mid layer because it can issue a few internal commands
2479  * itself (E.g, AEN, abort cmd, IOCTLs etc). The number of commands it needs
2480  * is shown below
2481  */
2482 #define	MRSAS_INT_CMDS			32
2483 #define	MRSAS_SKINNY_INT_CMDS	5
2484 #define	MRSAS_MAX_MSIX_QUEUES	128
2485 
2486 /*
2487  * FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit SGLs
2488  * based on the size of bus_addr_t
2489  */
2490 #define	IS_DMA64							(sizeof(bus_addr_t) == 8)
2491 
2492 #define	MFI_XSCALE_OMR0_CHANGE_INTERRUPT	0x00000001
2493 #define	MFI_INTR_FLAG_REPLY_MESSAGE			0x00000001
2494 #define	MFI_INTR_FLAG_FIRMWARE_STATE_CHANGE	0x00000002
2495 #define	MFI_G2_OUTBOUND_DOORBELL_CHANGE_INTERRUPT	0x00000004
2496 
2497 #define	MFI_OB_INTR_STATUS_MASK				0x00000002
2498 #define	MFI_POLL_TIMEOUT_SECS				60
2499 
2500 #define	MFI_REPLY_1078_MESSAGE_INTERRUPT	0x80000000
2501 #define	MFI_REPLY_GEN2_MESSAGE_INTERRUPT	0x00000001
2502 #define	MFI_GEN2_ENABLE_INTERRUPT_MASK		0x00000001
2503 #define	MFI_REPLY_SKINNY_MESSAGE_INTERRUPT	0x40000000
2504 #define	MFI_SKINNY_ENABLE_INTERRUPT_MASK	(0x00000001)
2505 #define	MFI_1068_PCSR_OFFSET				0x84
2506 #define	MFI_1068_FW_HANDSHAKE_OFFSET		0x64
2507 #define	MFI_1068_FW_READY					0xDDDD0000
2508 
2509 typedef union _MFI_CAPABILITIES {
2510 	struct {
2511 #if _BYTE_ORDER == _LITTLE_ENDIAN
2512 		u_int32_t support_fp_remote_lun:1;
2513 		u_int32_t support_additional_msix:1;
2514 		u_int32_t support_fastpath_wb:1;
2515 		u_int32_t support_max_255lds:1;
2516 		u_int32_t support_ndrive_r1_lb:1;
2517 		u_int32_t support_core_affinity:1;
2518 		u_int32_t security_protocol_cmds_fw:1;
2519 		u_int32_t support_ext_queue_depth:1;
2520 		u_int32_t support_ext_io_size:1;
2521 		u_int32_t reserved:23;
2522 #else
2523 		u_int32_t reserved:23;
2524 		u_int32_t support_ext_io_size:1;
2525 		u_int32_t support_ext_queue_depth:1;
2526 		u_int32_t security_protocol_cmds_fw:1;
2527 		u_int32_t support_core_affinity:1;
2528 		u_int32_t support_ndrive_r1_lb:1;
2529 		u_int32_t support_max_255lds:1;
2530 		u_int32_t support_fastpath_wb:1;
2531 		u_int32_t support_additional_msix:1;
2532 		u_int32_t support_fp_remote_lun:1;
2533 #endif
2534 	}	mfi_capabilities;
2535 	u_int32_t reg;
2536 }	MFI_CAPABILITIES;
2537 
2538 #pragma pack(1)
2539 struct mrsas_sge32 {
2540 	u_int32_t phys_addr;
2541 	u_int32_t length;
2542 };
2543 
2544 #pragma pack()
2545 
2546 #pragma pack(1)
2547 struct mrsas_sge64 {
2548 	u_int64_t phys_addr;
2549 	u_int32_t length;
2550 };
2551 
2552 #pragma pack()
2553 
2554 #pragma pack()
2555 union mrsas_sgl {
2556 	struct mrsas_sge32 sge32[1];
2557 	struct mrsas_sge64 sge64[1];
2558 };
2559 
2560 #pragma pack()
2561 
2562 #pragma pack(1)
2563 struct mrsas_header {
2564 	u_int8_t cmd;			/* 00e */
2565 	u_int8_t sense_len;		/* 01h */
2566 	u_int8_t cmd_status;		/* 02h */
2567 	u_int8_t scsi_status;		/* 03h */
2568 
2569 	u_int8_t target_id;		/* 04h */
2570 	u_int8_t lun;			/* 05h */
2571 	u_int8_t cdb_len;		/* 06h */
2572 	u_int8_t sge_count;		/* 07h */
2573 
2574 	u_int32_t context;		/* 08h */
2575 	u_int32_t pad_0;		/* 0Ch */
2576 
2577 	u_int16_t flags;		/* 10h */
2578 	u_int16_t timeout;		/* 12h */
2579 	u_int32_t data_xferlen;		/* 14h */
2580 };
2581 
2582 #pragma pack()
2583 
2584 #pragma pack(1)
2585 struct mrsas_init_frame {
2586 	u_int8_t cmd;			/* 00h */
2587 	u_int8_t reserved_0;		/* 01h */
2588 	u_int8_t cmd_status;		/* 02h */
2589 
2590 	u_int8_t reserved_1;		/* 03h */
2591 	MFI_CAPABILITIES driver_operations;	/* 04h */
2592 	u_int32_t context;		/* 08h */
2593 	u_int32_t pad_0;		/* 0Ch */
2594 
2595 	u_int16_t flags;		/* 10h */
2596 	u_int16_t reserved_3;		/* 12h */
2597 	u_int32_t data_xfer_len;	/* 14h */
2598 
2599 	u_int32_t queue_info_new_phys_addr_lo;	/* 18h */
2600 	u_int32_t queue_info_new_phys_addr_hi;	/* 1Ch */
2601 	u_int32_t queue_info_old_phys_addr_lo;	/* 20h */
2602 	u_int32_t queue_info_old_phys_addr_hi;	/* 24h */
2603 	u_int32_t driver_ver_lo;	/* 28h */
2604 	u_int32_t driver_ver_hi;	/* 2Ch */
2605 	u_int32_t reserved_4[4];	/* 30h */
2606 };
2607 
2608 #pragma pack()
2609 
2610 #pragma pack(1)
2611 struct mrsas_io_frame {
2612 	u_int8_t cmd;			/* 00h */
2613 	u_int8_t sense_len;		/* 01h */
2614 	u_int8_t cmd_status;		/* 02h */
2615 	u_int8_t scsi_status;		/* 03h */
2616 
2617 	u_int8_t target_id;		/* 04h */
2618 	u_int8_t access_byte;		/* 05h */
2619 	u_int8_t reserved_0;		/* 06h */
2620 	u_int8_t sge_count;		/* 07h */
2621 
2622 	u_int32_t context;		/* 08h */
2623 	u_int32_t pad_0;		/* 0Ch */
2624 
2625 	u_int16_t flags;		/* 10h */
2626 	u_int16_t timeout;		/* 12h */
2627 	u_int32_t lba_count;		/* 14h */
2628 
2629 	u_int32_t sense_buf_phys_addr_lo;	/* 18h */
2630 	u_int32_t sense_buf_phys_addr_hi;	/* 1Ch */
2631 
2632 	u_int32_t start_lba_lo;		/* 20h */
2633 	u_int32_t start_lba_hi;		/* 24h */
2634 
2635 	union mrsas_sgl sgl;		/* 28h */
2636 };
2637 
2638 #pragma pack()
2639 
2640 #pragma pack(1)
2641 struct mrsas_pthru_frame {
2642 	u_int8_t cmd;			/* 00h */
2643 	u_int8_t sense_len;		/* 01h */
2644 	u_int8_t cmd_status;		/* 02h */
2645 	u_int8_t scsi_status;		/* 03h */
2646 
2647 	u_int8_t target_id;		/* 04h */
2648 	u_int8_t lun;			/* 05h */
2649 	u_int8_t cdb_len;		/* 06h */
2650 	u_int8_t sge_count;		/* 07h */
2651 
2652 	u_int32_t context;		/* 08h */
2653 	u_int32_t pad_0;		/* 0Ch */
2654 
2655 	u_int16_t flags;		/* 10h */
2656 	u_int16_t timeout;		/* 12h */
2657 	u_int32_t data_xfer_len;	/* 14h */
2658 
2659 	u_int32_t sense_buf_phys_addr_lo;	/* 18h */
2660 	u_int32_t sense_buf_phys_addr_hi;	/* 1Ch */
2661 
2662 	u_int8_t cdb[16];		/* 20h */
2663 	union mrsas_sgl sgl;		/* 30h */
2664 };
2665 
2666 #pragma pack()
2667 
2668 #pragma pack(1)
2669 struct mrsas_dcmd_frame {
2670 	u_int8_t cmd;			/* 00h */
2671 	u_int8_t reserved_0;		/* 01h */
2672 	u_int8_t cmd_status;		/* 02h */
2673 	u_int8_t reserved_1[4];		/* 03h */
2674 	u_int8_t sge_count;		/* 07h */
2675 
2676 	u_int32_t context;		/* 08h */
2677 	u_int32_t pad_0;		/* 0Ch */
2678 
2679 	u_int16_t flags;		/* 10h */
2680 	u_int16_t timeout;		/* 12h */
2681 
2682 	u_int32_t data_xfer_len;	/* 14h */
2683 	u_int32_t opcode;		/* 18h */
2684 
2685 	union {				/* 1Ch */
2686 		u_int8_t b[12];
2687 		u_int16_t s[6];
2688 		u_int32_t w[3];
2689 	}	mbox;
2690 
2691 	union mrsas_sgl sgl;		/* 28h */
2692 };
2693 
2694 #pragma pack()
2695 
2696 #pragma pack(1)
2697 struct mrsas_abort_frame {
2698 	u_int8_t cmd;			/* 00h */
2699 	u_int8_t reserved_0;		/* 01h */
2700 	u_int8_t cmd_status;		/* 02h */
2701 
2702 	u_int8_t reserved_1;		/* 03h */
2703 	MFI_CAPABILITIES driver_operations;	/* 04h */
2704 	u_int32_t context;		/* 08h */
2705 	u_int32_t pad_0;		/* 0Ch */
2706 
2707 	u_int16_t flags;		/* 10h */
2708 	u_int16_t reserved_3;		/* 12h */
2709 	u_int32_t reserved_4;		/* 14h */
2710 
2711 	u_int32_t abort_context;	/* 18h */
2712 	u_int32_t pad_1;		/* 1Ch */
2713 
2714 	u_int32_t abort_mfi_phys_addr_lo;	/* 20h */
2715 	u_int32_t abort_mfi_phys_addr_hi;	/* 24h */
2716 
2717 	u_int32_t reserved_5[6];	/* 28h */
2718 };
2719 
2720 #pragma pack()
2721 
2722 #pragma pack(1)
2723 struct mrsas_smp_frame {
2724 	u_int8_t cmd;			/* 00h */
2725 	u_int8_t reserved_1;		/* 01h */
2726 	u_int8_t cmd_status;		/* 02h */
2727 	u_int8_t connection_status;	/* 03h */
2728 
2729 	u_int8_t reserved_2[3];		/* 04h */
2730 	u_int8_t sge_count;		/* 07h */
2731 
2732 	u_int32_t context;		/* 08h */
2733 	u_int32_t pad_0;		/* 0Ch */
2734 
2735 	u_int16_t flags;		/* 10h */
2736 	u_int16_t timeout;		/* 12h */
2737 
2738 	u_int32_t data_xfer_len;	/* 14h */
2739 	u_int64_t sas_addr;		/* 18h */
2740 
2741 	union {
2742 		struct mrsas_sge32 sge32[2];	/* [0]: resp [1]: req */
2743 		struct mrsas_sge64 sge64[2];	/* [0]: resp [1]: req */
2744 	}	sgl;
2745 };
2746 
2747 #pragma pack()
2748 
2749 #pragma pack(1)
2750 struct mrsas_stp_frame {
2751 	u_int8_t cmd;			/* 00h */
2752 	u_int8_t reserved_1;		/* 01h */
2753 	u_int8_t cmd_status;		/* 02h */
2754 	u_int8_t reserved_2;		/* 03h */
2755 
2756 	u_int8_t target_id;		/* 04h */
2757 	u_int8_t reserved_3[2];		/* 05h */
2758 	u_int8_t sge_count;		/* 07h */
2759 
2760 	u_int32_t context;		/* 08h */
2761 	u_int32_t pad_0;		/* 0Ch */
2762 
2763 	u_int16_t flags;		/* 10h */
2764 	u_int16_t timeout;		/* 12h */
2765 
2766 	u_int32_t data_xfer_len;	/* 14h */
2767 
2768 	u_int16_t fis[10];		/* 18h */
2769 	u_int32_t stp_flags;
2770 
2771 	union {
2772 		struct mrsas_sge32 sge32[2];	/* [0]: resp [1]: data */
2773 		struct mrsas_sge64 sge64[2];	/* [0]: resp [1]: data */
2774 	}	sgl;
2775 };
2776 
2777 #pragma pack()
2778 
2779 union mrsas_frame {
2780 	struct mrsas_header hdr;
2781 	struct mrsas_init_frame init;
2782 	struct mrsas_io_frame io;
2783 	struct mrsas_pthru_frame pthru;
2784 	struct mrsas_dcmd_frame dcmd;
2785 	struct mrsas_abort_frame abort;
2786 	struct mrsas_smp_frame smp;
2787 	struct mrsas_stp_frame stp;
2788 	u_int8_t raw_bytes[64];
2789 };
2790 
2791 #pragma pack(1)
2792 union mrsas_evt_class_locale {
2793 	struct {
2794 #if _BYTE_ORDER == _LITTLE_ENDIAN
2795 		u_int16_t locale;
2796 		u_int8_t reserved;
2797 		int8_t	class;
2798 #else
2799 		int8_t	class;
2800 		u_int8_t reserved;
2801 		u_int16_t locale;
2802 #endif
2803 	} __packed members;
2804 
2805 	u_int32_t word;
2806 
2807 } __packed;
2808 
2809 #pragma pack()
2810 
2811 #pragma pack(1)
2812 struct mrsas_evt_log_info {
2813 	u_int32_t newest_seq_num;
2814 	u_int32_t oldest_seq_num;
2815 	u_int32_t clear_seq_num;
2816 	u_int32_t shutdown_seq_num;
2817 	u_int32_t boot_seq_num;
2818 
2819 } __packed;
2820 
2821 #pragma pack()
2822 
2823 struct mrsas_progress {
2824 	u_int16_t progress;
2825 	u_int16_t elapsed_seconds;
2826 
2827 } __packed;
2828 
2829 struct mrsas_evtarg_ld {
2830 	u_int16_t target_id;
2831 	u_int8_t ld_index;
2832 	u_int8_t reserved;
2833 
2834 } __packed;
2835 
2836 struct mrsas_evtarg_pd {
2837 	u_int16_t device_id;
2838 	u_int8_t encl_index;
2839 	u_int8_t slot_number;
2840 
2841 } __packed;
2842 
2843 struct mrsas_evt_detail {
2844 	u_int32_t seq_num;
2845 	u_int32_t time_stamp;
2846 	u_int32_t code;
2847 	union mrsas_evt_class_locale cl;
2848 	u_int8_t arg_type;
2849 	u_int8_t reserved1[15];
2850 
2851 	union {
2852 		struct {
2853 			struct mrsas_evtarg_pd pd;
2854 			u_int8_t cdb_length;
2855 			u_int8_t sense_length;
2856 			u_int8_t reserved[2];
2857 			u_int8_t cdb[16];
2858 			u_int8_t sense[64];
2859 		} __packed cdbSense;
2860 
2861 		struct mrsas_evtarg_ld ld;
2862 
2863 		struct {
2864 			struct mrsas_evtarg_ld ld;
2865 			u_int64_t count;
2866 		} __packed ld_count;
2867 
2868 		struct {
2869 			u_int64_t lba;
2870 			struct mrsas_evtarg_ld ld;
2871 		} __packed ld_lba;
2872 
2873 		struct {
2874 			struct mrsas_evtarg_ld ld;
2875 			u_int32_t prevOwner;
2876 			u_int32_t newOwner;
2877 		} __packed ld_owner;
2878 
2879 		struct {
2880 			u_int64_t ld_lba;
2881 			u_int64_t pd_lba;
2882 			struct mrsas_evtarg_ld ld;
2883 			struct mrsas_evtarg_pd pd;
2884 		} __packed ld_lba_pd_lba;
2885 
2886 		struct {
2887 			struct mrsas_evtarg_ld ld;
2888 			struct mrsas_progress prog;
2889 		} __packed ld_prog;
2890 
2891 		struct {
2892 			struct mrsas_evtarg_ld ld;
2893 			u_int32_t prev_state;
2894 			u_int32_t new_state;
2895 		} __packed ld_state;
2896 
2897 		struct {
2898 			u_int64_t strip;
2899 			struct mrsas_evtarg_ld ld;
2900 		} __packed ld_strip;
2901 
2902 		struct mrsas_evtarg_pd pd;
2903 
2904 		struct {
2905 			struct mrsas_evtarg_pd pd;
2906 			u_int32_t err;
2907 		} __packed pd_err;
2908 
2909 		struct {
2910 			u_int64_t lba;
2911 			struct mrsas_evtarg_pd pd;
2912 		} __packed pd_lba;
2913 
2914 		struct {
2915 			u_int64_t lba;
2916 			struct mrsas_evtarg_pd pd;
2917 			struct mrsas_evtarg_ld ld;
2918 		} __packed pd_lba_ld;
2919 
2920 		struct {
2921 			struct mrsas_evtarg_pd pd;
2922 			struct mrsas_progress prog;
2923 		} __packed pd_prog;
2924 
2925 		struct {
2926 			struct mrsas_evtarg_pd pd;
2927 			u_int32_t prevState;
2928 			u_int32_t newState;
2929 		} __packed pd_state;
2930 
2931 		struct {
2932 			u_int16_t vendorId;
2933 			u_int16_t deviceId;
2934 			u_int16_t subVendorId;
2935 			u_int16_t subDeviceId;
2936 		} __packed pci;
2937 
2938 		u_int32_t rate;
2939 		char	str[96];
2940 
2941 		struct {
2942 			u_int32_t rtc;
2943 			u_int32_t elapsedSeconds;
2944 		} __packed time;
2945 
2946 		struct {
2947 			u_int32_t ecar;
2948 			u_int32_t elog;
2949 			char	str[64];
2950 		} __packed ecc;
2951 
2952 		u_int8_t b[96];
2953 		u_int16_t s[48];
2954 		u_int32_t w[24];
2955 		u_int64_t d[12];
2956 	}	args;
2957 
2958 	char	description[128];
2959 
2960 } __packed;
2961 
2962 struct mrsas_irq_context {
2963 	struct mrsas_softc *sc;
2964 	uint32_t MSIxIndex;
2965 };
2966 
2967 enum MEGASAS_OCR_REASON {
2968 	FW_FAULT_OCR = 0,
2969 	MFI_DCMD_TIMEOUT_OCR = 1,
2970 };
2971 
2972 /* Controller management info added to support Linux Emulator */
2973 #define	MAX_MGMT_ADAPTERS               1024
2974 
2975 struct mrsas_mgmt_info {
2976 	u_int16_t count;
2977 	struct mrsas_softc *sc_ptr[MAX_MGMT_ADAPTERS];
2978 	int	max_index;
2979 };
2980 
2981 #define	PCI_TYPE0_ADDRESSES             6
2982 #define	PCI_TYPE1_ADDRESSES             2
2983 #define	PCI_TYPE2_ADDRESSES             5
2984 
2985 typedef struct _MRSAS_DRV_PCI_COMMON_HEADER {
2986 	u_int16_t vendorID;
2987 	      //(ro)
2988 	u_int16_t deviceID;
2989 	      //(ro)
2990 	u_int16_t command;
2991 	      //Device control
2992 	u_int16_t status;
2993 	u_int8_t revisionID;
2994 	      //(ro)
2995 	u_int8_t progIf;
2996 	      //(ro)
2997 	u_int8_t subClass;
2998 	      //(ro)
2999 	u_int8_t baseClass;
3000 	      //(ro)
3001 	u_int8_t cacheLineSize;
3002 	      //(ro +)
3003 	u_int8_t latencyTimer;
3004 	      //(ro +)
3005 	u_int8_t headerType;
3006 	      //(ro)
3007 	u_int8_t bist;
3008 	      //Built in self test
3009 
3010 	union {
3011 		struct _MRSAS_DRV_PCI_HEADER_TYPE_0 {
3012 			u_int32_t baseAddresses[PCI_TYPE0_ADDRESSES];
3013 			u_int32_t cis;
3014 			u_int16_t subVendorID;
3015 			u_int16_t subSystemID;
3016 			u_int32_t romBaseAddress;
3017 			u_int8_t capabilitiesPtr;
3018 			u_int8_t reserved1[3];
3019 			u_int32_t reserved2;
3020 			u_int8_t interruptLine;
3021 			u_int8_t interruptPin;
3022 			      //(ro)
3023 			u_int8_t minimumGrant;
3024 			      //(ro)
3025 			u_int8_t maximumLatency;
3026 			      //(ro)
3027 		}	type0;
3028 
3029 		/*
3030 	         * PCI to PCI Bridge
3031 	         */
3032 
3033 		struct _MRSAS_DRV_PCI_HEADER_TYPE_1 {
3034 			u_int32_t baseAddresses[PCI_TYPE1_ADDRESSES];
3035 			u_int8_t primaryBus;
3036 			u_int8_t secondaryBus;
3037 			u_int8_t subordinateBus;
3038 			u_int8_t secondaryLatency;
3039 			u_int8_t ioBase;
3040 			u_int8_t ioLimit;
3041 			u_int16_t secondaryStatus;
3042 			u_int16_t memoryBase;
3043 			u_int16_t memoryLimit;
3044 			u_int16_t prefetchBase;
3045 			u_int16_t prefetchLimit;
3046 			u_int32_t prefetchBaseUpper32;
3047 			u_int32_t prefetchLimitUpper32;
3048 			u_int16_t ioBaseUpper16;
3049 			u_int16_t ioLimitUpper16;
3050 			u_int8_t capabilitiesPtr;
3051 			u_int8_t reserved1[3];
3052 			u_int32_t romBaseAddress;
3053 			u_int8_t interruptLine;
3054 			u_int8_t interruptPin;
3055 			u_int16_t bridgeControl;
3056 		}	type1;
3057 
3058 		/*
3059 	         * PCI to CARDBUS Bridge
3060 	         */
3061 
3062 		struct _MRSAS_DRV_PCI_HEADER_TYPE_2 {
3063 			u_int32_t socketRegistersBaseAddress;
3064 			u_int8_t capabilitiesPtr;
3065 			u_int8_t reserved;
3066 			u_int16_t secondaryStatus;
3067 			u_int8_t primaryBus;
3068 			u_int8_t secondaryBus;
3069 			u_int8_t subordinateBus;
3070 			u_int8_t secondaryLatency;
3071 			struct {
3072 				u_int32_t base;
3073 				u_int32_t limit;
3074 			}	range [PCI_TYPE2_ADDRESSES - 1];
3075 			u_int8_t interruptLine;
3076 			u_int8_t interruptPin;
3077 			u_int16_t bridgeControl;
3078 		}	type2;
3079 	}	u;
3080 
3081 }	MRSAS_DRV_PCI_COMMON_HEADER, *PMRSAS_DRV_PCI_COMMON_HEADER;
3082 
3083 #define	MRSAS_DRV_PCI_COMMON_HEADER_SIZE sizeof(MRSAS_DRV_PCI_COMMON_HEADER)   //64 bytes
3084 
3085 typedef struct _MRSAS_DRV_PCI_LINK_CAPABILITY {
3086 	union {
3087 		struct {
3088 #if _BYTE_ORDER == _LITTLE_ENDIAN
3089 			u_int32_t linkSpeed:4;
3090 			u_int32_t linkWidth:6;
3091 			u_int32_t aspmSupport:2;
3092 			u_int32_t losExitLatency:3;
3093 			u_int32_t l1ExitLatency:3;
3094 			u_int32_t rsvdp:6;
3095 			u_int32_t portNumber:8;
3096 #else
3097 			u_int32_t portNumber:8;
3098 			u_int32_t rsvdp:6;
3099 			u_int32_t l1ExitLatency:3;
3100 			u_int32_t losExitLatency:3;
3101 			u_int32_t aspmSupport:2;
3102 			u_int32_t linkWidth:6;
3103 			u_int32_t linkSpeed:4;
3104 #endif
3105 		}	bits;
3106 
3107 		u_int32_t asUlong;
3108 	}	u;
3109 }	MRSAS_DRV_PCI_LINK_CAPABILITY, *PMRSAS_DRV_PCI_LINK_CAPABILITY;
3110 
3111 #define	MRSAS_DRV_PCI_LINK_CAPABILITY_SIZE sizeof(MRSAS_DRV_PCI_LINK_CAPABILITY)
3112 
3113 typedef struct _MRSAS_DRV_PCI_LINK_STATUS_CAPABILITY {
3114 	union {
3115 		struct {
3116 #if _BYTE_ORDER == _LITTLE_ENDIAN
3117 			u_int16_t linkSpeed:4;
3118 			u_int16_t negotiatedLinkWidth:6;
3119 			u_int16_t linkTrainingError:1;
3120 			u_int16_t linkTraning:1;
3121 			u_int16_t slotClockConfig:1;
3122 			u_int16_t rsvdZ:3;
3123 #else
3124 			u_int16_t rsvdZ:3;
3125 			u_int16_t slotClockConfig:1;
3126 			u_int16_t linkTraning:1;
3127 			u_int16_t linkTrainingError:1;
3128 			u_int16_t negotiatedLinkWidth:6;
3129 			u_int16_t linkSpeed:4;
3130 #endif
3131 		}	bits;
3132 
3133 		u_int16_t asUshort;
3134 	}	u;
3135 	u_int16_t reserved;
3136 }	MRSAS_DRV_PCI_LINK_STATUS_CAPABILITY, *PMRSAS_DRV_PCI_LINK_STATUS_CAPABILITY;
3137 
3138 #define	MRSAS_DRV_PCI_LINK_STATUS_CAPABILITY_SIZE sizeof(MRSAS_DRV_PCI_LINK_STATUS_CAPABILITY)
3139 
3140 typedef struct _MRSAS_DRV_PCI_CAPABILITIES {
3141 	MRSAS_DRV_PCI_LINK_CAPABILITY linkCapability;
3142 	MRSAS_DRV_PCI_LINK_STATUS_CAPABILITY linkStatusCapability;
3143 }	MRSAS_DRV_PCI_CAPABILITIES, *PMRSAS_DRV_PCI_CAPABILITIES;
3144 
3145 #define	MRSAS_DRV_PCI_CAPABILITIES_SIZE sizeof(MRSAS_DRV_PCI_CAPABILITIES)
3146 
3147 /* PCI information */
3148 typedef struct _MRSAS_DRV_PCI_INFORMATION {
3149 	u_int32_t busNumber;
3150 	u_int8_t deviceNumber;
3151 	u_int8_t functionNumber;
3152 	u_int8_t interruptVector;
3153 	u_int8_t reserved1;
3154 	MRSAS_DRV_PCI_COMMON_HEADER pciHeaderInfo;
3155 	MRSAS_DRV_PCI_CAPABILITIES capability;
3156 	u_int32_t domainID;
3157 	u_int8_t reserved2[28];
3158 }	MRSAS_DRV_PCI_INFORMATION, *PMRSAS_DRV_PCI_INFORMATION;
3159 
3160 typedef enum _MR_PD_TYPE {
3161 	UNKNOWN_DRIVE = 0,
3162 	PARALLEL_SCSI = 1,
3163 	SAS_PD = 2,
3164 	SATA_PD = 3,
3165 	FC_PD = 4,
3166 	NVME_PD = 5,
3167 } MR_PD_TYPE;
3168 
3169 typedef union	_MR_PD_REF {
3170 	struct {
3171 		u_int16_t	 deviceId;
3172 		u_int16_t	 seqNum;
3173 	} mrPdRef;
3174 	u_int32_t	 ref;
3175 } MR_PD_REF;
3176 
3177 /*
3178  * define the DDF Type bit structure
3179  */
3180 union MR_PD_DDF_TYPE {
3181 	struct {
3182 		union {
3183 			struct {
3184 #if _BYTE_ORDER == _LITTLE_ENDIAN
3185 				u_int16_t forcedPDGUID:1;
3186 				u_int16_t inVD:1;
3187 				u_int16_t isGlobalSpare:1;
3188 				u_int16_t isSpare:1;
3189 				u_int16_t isForeign:1;
3190 				u_int16_t reserved:7;
3191 				u_int16_t intf:4;
3192 #else
3193 				u_int16_t intf:4;
3194 				u_int16_t reserved:7;
3195 				u_int16_t isForeign:1;
3196 				u_int16_t isSpare:1;
3197 				u_int16_t isGlobalSpare:1;
3198 				u_int16_t inVD:1;
3199 				u_int16_t forcedPDGUID:1;
3200 #endif
3201 			} pdType;
3202 			u_int16_t type;
3203 		};
3204 		u_int16_t reserved;
3205 	} ddf;
3206 	struct {
3207 		u_int32_t reserved;
3208 	} nonDisk;
3209 	u_int32_t type;
3210 } __packed;
3211 
3212 /*
3213  * defines the progress structure
3214  */
3215 union MR_PROGRESS {
3216 	struct  {
3217 		u_int16_t progress;
3218 		union {
3219 			u_int16_t elapsedSecs;
3220 			u_int16_t elapsedSecsForLastPercent;
3221 		};
3222 	} mrProgress;
3223 	u_int32_t w;
3224 } __packed;
3225 
3226 /*
3227  * defines the physical drive progress structure
3228  */
3229 struct MR_PD_PROGRESS {
3230     struct {
3231 #if _BYTE_ORDER == _LITTLE_ENDIAN
3232         u_int32_t     rbld:1;
3233         u_int32_t     patrol:1;
3234         u_int32_t     clear:1;
3235         u_int32_t     copyBack:1;
3236         u_int32_t     erase:1;
3237         u_int32_t     locate:1;
3238         u_int32_t     reserved:26;
3239 #else
3240 		    u_int32_t     reserved:26;
3241 		    u_int32_t     locate:1;
3242 		    u_int32_t     erase:1;
3243 		    u_int32_t     copyBack:1;
3244 		    u_int32_t     clear:1;
3245 		    u_int32_t     patrol:1;
3246 		    u_int32_t     rbld:1;
3247 #endif
3248     } active;
3249     union MR_PROGRESS     rbld;
3250     union MR_PROGRESS     patrol;
3251     union {
3252         union MR_PROGRESS     clear;
3253         union MR_PROGRESS     erase;
3254     };
3255 
3256     struct {
3257 #if _BYTE_ORDER == _LITTLE_ENDIAN
3258         u_int32_t     rbld:1;
3259         u_int32_t     patrol:1;
3260         u_int32_t     clear:1;
3261         u_int32_t     copyBack:1;
3262         u_int32_t     erase:1;
3263         u_int32_t     reserved:27;
3264 #else
3265 		    u_int32_t     reserved:27;
3266 		    u_int32_t     erase:1;
3267 		    u_int32_t     copyBack:1;
3268 		    u_int32_t     clear:1;
3269 		    u_int32_t     patrol:1;
3270 		    u_int32_t     rbld:1;
3271 #endif
3272     } pause;
3273 
3274     union MR_PROGRESS     reserved[3];
3275 } __packed;
3276 
3277 struct  mrsas_pd_info {
3278 	 MR_PD_REF	 ref;
3279 	 u_int8_t		 inquiryData[96];
3280 	 u_int8_t		 vpdPage83[64];
3281 
3282 	 u_int8_t		 notSupported;
3283 	 u_int8_t		 scsiDevType;
3284 
3285 	 union {
3286 		 u_int8_t		 connectedPortBitmap;
3287 		 u_int8_t		 connectedPortNumbers;
3288 	 };
3289 
3290 	 u_int8_t		 deviceSpeed;
3291 	 u_int32_t	 mediaErrCount;
3292 	 u_int32_t	 otherErrCount;
3293 	 u_int32_t	 predFailCount;
3294 	 u_int32_t	 lastPredFailEventSeqNum;
3295 
3296 	 u_int16_t	 fwState;
3297 	 u_int8_t		 disabledForRemoval;
3298 	 u_int8_t		 linkSpeed;
3299 	 union MR_PD_DDF_TYPE  state;
3300 
3301 	 struct {
3302 		 u_int8_t		 count;
3303 #if _BYTE_ORDER == _LITTLE_ENDIAN
3304 		 u_int8_t		 isPathBroken:4;
3305 		 u_int8_t		 reserved3:3;
3306 		 u_int8_t		 widePortCapable:1;
3307 #else
3308 		 u_int8_t		 widePortCapable:1;
3309 		 u_int8_t		 reserved3:3;
3310 		 u_int8_t		 isPathBroken:4;
3311 #endif
3312 		 u_int8_t		 connectorIndex[2];
3313 		 u_int8_t		 reserved[4];
3314 		 u_int64_t		 sasAddr[2];
3315 		 u_int8_t		 reserved2[16];
3316 	 } pathInfo;
3317 
3318 	 u_int64_t	 rawSize;
3319 	 u_int64_t	 nonCoercedSize;
3320 	 u_int64_t	 coercedSize;
3321 	 u_int16_t	 enclDeviceId;
3322 	 u_int8_t		 enclIndex;
3323 
3324 	 union {
3325 		 u_int8_t		 slotNumber;
3326 		 u_int8_t		 enclConnectorIndex;
3327 	 };
3328 
3329 	struct MR_PD_PROGRESS progInfo;
3330 	 u_int8_t		 badBlockTableFull;
3331 	 u_int8_t		 unusableInCurrentConfig;
3332 	 u_int8_t		 vpdPage83Ext[64];
3333 	 u_int8_t		 powerState;
3334 	 u_int8_t		 enclPosition;
3335 	 u_int32_t		allowedOps;
3336 	 u_int16_t	 copyBackPartnerId;
3337 	 u_int16_t	 enclPartnerDeviceId;
3338 	struct {
3339 #if _BYTE_ORDER == _LITTLE_ENDIAN
3340 		 u_int16_t fdeCapable:1;
3341 		 u_int16_t fdeEnabled:1;
3342 		 u_int16_t secured:1;
3343 		 u_int16_t locked:1;
3344 		 u_int16_t foreign:1;
3345 		 u_int16_t needsEKM:1;
3346 		 u_int16_t reserved:10;
3347 #else
3348 		 u_int16_t reserved:10;
3349 		 u_int16_t needsEKM:1;
3350 		 u_int16_t foreign:1;
3351 		 u_int16_t locked:1;
3352 		 u_int16_t secured:1;
3353 		 u_int16_t fdeEnabled:1;
3354 		 u_int16_t fdeCapable:1;
3355 #endif
3356 	 } security;
3357 	 u_int8_t		 mediaType;
3358 	 u_int8_t		 notCertified;
3359 	 u_int8_t		 bridgeVendor[8];
3360 	 u_int8_t		 bridgeProductIdentification[16];
3361 	 u_int8_t		 bridgeProductRevisionLevel[4];
3362 	 u_int8_t		 satBridgeExists;
3363 
3364 	 u_int8_t		 interfaceType;
3365 	 u_int8_t		 temperature;
3366 	 u_int8_t		 emulatedBlockSize;
3367 	 u_int16_t	 userDataBlockSize;
3368 	 u_int16_t	 reserved2;
3369 
3370 	 struct {
3371 #if _BYTE_ORDER == _LITTLE_ENDIAN
3372 		 u_int32_t piType:3;
3373 		 u_int32_t piFormatted:1;
3374 		 u_int32_t piEligible:1;
3375 		 u_int32_t NCQ:1;
3376 		 u_int32_t WCE:1;
3377 		 u_int32_t commissionedSpare:1;
3378 		 u_int32_t emergencySpare:1;
3379 		 u_int32_t ineligibleForSSCD:1;
3380 		 u_int32_t ineligibleForLd:1;
3381 		 u_int32_t useSSEraseType:1;
3382 		 u_int32_t wceUnchanged:1;
3383 		 u_int32_t supportScsiUnmap:1;
3384 		 u_int32_t reserved:18;
3385 #else
3386 		 u_int32_t reserved:18;
3387 		 u_int32_t supportScsiUnmap:1;
3388 		 u_int32_t wceUnchanged:1;
3389 		 u_int32_t useSSEraseType:1;
3390 		 u_int32_t ineligibleForLd:1;
3391 		 u_int32_t ineligibleForSSCD:1;
3392 		 u_int32_t emergencySpare:1;
3393 		 u_int32_t commissionedSpare:1;
3394 		 u_int32_t WCE:1;
3395 		 u_int32_t NCQ:1;
3396 		 u_int32_t piEligible:1;
3397 		 u_int32_t piFormatted:1;
3398 		 u_int32_t piType:3;
3399 #endif
3400 	 } properties;
3401 
3402 	 u_int64_t   shieldDiagCompletionTime;
3403 	 u_int8_t    shieldCounter;
3404 
3405 	 u_int8_t linkSpeedOther;
3406 	 u_int8_t reserved4[2];
3407 
3408 	 struct {
3409 #if _BYTE_ORDER == _LITTLE_ENDIAN
3410 		u_int32_t bbmErrCountSupported:1;
3411 		u_int32_t bbmErrCount:31;
3412 #else
3413 		u_int32_t bbmErrCount:31;
3414 		u_int32_t bbmErrCountSupported:1;
3415 #endif
3416 	 } bbmErr;
3417 
3418 	 u_int8_t reserved1[512-428];
3419 } __packed;
3420 
3421 struct mrsas_target {
3422 	u_int16_t target_id;
3423 	u_int32_t queue_depth;
3424 	u_int8_t interface_type;
3425 	u_int32_t max_io_size_kb;
3426 } __packed;
3427 
3428 #define MR_NVME_PAGE_SIZE_MASK		0x000000FF
3429 #define MR_DEFAULT_NVME_PAGE_SIZE	4096
3430 #define MR_DEFAULT_NVME_PAGE_SHIFT	12
3431 
3432 /*******************************************************************
3433  * per-instance data
3434  ********************************************************************/
3435 struct mrsas_softc {
3436 	device_t mrsas_dev;
3437 	struct cdev *mrsas_cdev;
3438 	struct intr_config_hook mrsas_ich;
3439 	struct cdev *mrsas_linux_emulator_cdev;
3440 	uint16_t device_id;
3441 	struct resource *reg_res;
3442 	int	reg_res_id;
3443 	bus_space_tag_t bus_tag;
3444 	bus_space_handle_t bus_handle;
3445 	bus_dma_tag_t mrsas_parent_tag;
3446 	bus_dma_tag_t verbuf_tag;
3447 	bus_dmamap_t verbuf_dmamap;
3448 	void   *verbuf_mem;
3449 	bus_addr_t verbuf_phys_addr;
3450 	bus_dma_tag_t sense_tag;
3451 	bus_dmamap_t sense_dmamap;
3452 	void   *sense_mem;
3453 	bus_addr_t sense_phys_addr;
3454 	bus_dma_tag_t io_request_tag;
3455 	bus_dmamap_t io_request_dmamap;
3456 	void   *io_request_mem;
3457 	bus_addr_t io_request_phys_addr;
3458 	bus_dma_tag_t chain_frame_tag;
3459 	bus_dmamap_t chain_frame_dmamap;
3460 	void   *chain_frame_mem;
3461 	bus_addr_t chain_frame_phys_addr;
3462 	bus_dma_tag_t reply_desc_tag;
3463 	bus_dmamap_t reply_desc_dmamap;
3464 	void   *reply_desc_mem;
3465 	bus_addr_t reply_desc_phys_addr;
3466 	bus_dma_tag_t ioc_init_tag;
3467 	bus_dmamap_t ioc_init_dmamap;
3468 	void   *ioc_init_mem;
3469 	bus_addr_t ioc_init_phys_mem;
3470 	bus_dma_tag_t data_tag;
3471 	struct cam_sim *sim_0;
3472 	struct cam_sim *sim_1;
3473 	struct cam_path *path_0;
3474 	struct cam_path *path_1;
3475 	struct mtx sim_lock;
3476 	struct mtx pci_lock;
3477 	struct mtx io_lock;
3478 	struct mtx ioctl_lock;
3479 	struct mtx mpt_cmd_pool_lock;
3480 	struct mtx mfi_cmd_pool_lock;
3481 	struct mtx raidmap_lock;
3482 	struct mtx aen_lock;
3483 	struct mtx stream_lock;
3484 	struct selinfo mrsas_select;
3485 	uint32_t mrsas_aen_triggered;
3486 	uint32_t mrsas_poll_waiting;
3487 
3488 	struct sema ioctl_count_sema;
3489 	uint32_t max_fw_cmds;
3490 	uint16_t max_scsi_cmds;
3491 	uint32_t max_num_sge;
3492 	struct resource *mrsas_irq[MAX_MSIX_COUNT];
3493 	void   *intr_handle[MAX_MSIX_COUNT];
3494 	int	irq_id[MAX_MSIX_COUNT];
3495 	struct mrsas_irq_context irq_context[MAX_MSIX_COUNT];
3496 	int	msix_vectors;
3497 	int	msix_enable;
3498 	uint32_t msix_reg_offset[16];
3499 	uint8_t	mask_interrupts;
3500 	uint16_t max_chain_frame_sz;
3501 	struct mrsas_mpt_cmd **mpt_cmd_list;
3502 	struct mrsas_mfi_cmd **mfi_cmd_list;
3503 	TAILQ_HEAD(, mrsas_mpt_cmd) mrsas_mpt_cmd_list_head;
3504 	TAILQ_HEAD(, mrsas_mfi_cmd) mrsas_mfi_cmd_list_head;
3505 	bus_addr_t req_frames_desc_phys;
3506 	u_int8_t *req_frames_desc;
3507 	u_int8_t *req_desc;
3508 	bus_addr_t io_request_frames_phys;
3509 	u_int8_t *io_request_frames;
3510 	bus_addr_t reply_frames_desc_phys;
3511 	u_int16_t last_reply_idx[MAX_MSIX_COUNT];
3512 	u_int32_t reply_q_depth;
3513 	u_int32_t request_alloc_sz;
3514 	u_int32_t reply_alloc_sz;
3515 	u_int32_t io_frames_alloc_sz;
3516 	u_int32_t chain_frames_alloc_sz;
3517 	u_int16_t max_sge_in_main_msg;
3518 	u_int16_t max_sge_in_chain;
3519 	u_int8_t chain_offset_io_request;
3520 	u_int8_t chain_offset_mfi_pthru;
3521 	u_int32_t map_sz;
3522 	u_int64_t map_id;
3523 	u_int64_t pd_seq_map_id;
3524 	struct mrsas_mfi_cmd *map_update_cmd;
3525 	struct mrsas_mfi_cmd *jbod_seq_cmd;
3526 	struct mrsas_mfi_cmd *aen_cmd;
3527 	u_int8_t fast_path_io;
3528 	void   *chan;
3529 	void   *ocr_chan;
3530 	u_int8_t adprecovery;
3531 	u_int8_t remove_in_progress;
3532 	u_int8_t ocr_thread_active;
3533 	u_int8_t do_timedout_reset;
3534 	u_int32_t reset_in_progress;
3535 	u_int32_t reset_count;
3536 	u_int32_t block_sync_cache;
3537 	u_int32_t drv_stream_detection;
3538 	u_int8_t fw_sync_cache_support;
3539 	mrsas_atomic_t target_reset_outstanding;
3540 #define MRSAS_MAX_TM_TARGETS (MRSAS_MAX_PD + MRSAS_MAX_LD_IDS)
3541     struct mrsas_mpt_cmd *target_reset_pool[MRSAS_MAX_TM_TARGETS];
3542 
3543 	bus_dma_tag_t jbodmap_tag[2];
3544 	bus_dmamap_t jbodmap_dmamap[2];
3545 	void   *jbodmap_mem[2];
3546 	bus_addr_t jbodmap_phys_addr[2];
3547 
3548 	bus_dma_tag_t raidmap_tag[2];
3549 	bus_dmamap_t raidmap_dmamap[2];
3550 	void   *raidmap_mem[2];
3551 	bus_addr_t raidmap_phys_addr[2];
3552 	bus_dma_tag_t mficmd_frame_tag;
3553 	bus_dma_tag_t mficmd_sense_tag;
3554 	bus_addr_t evt_detail_phys_addr;
3555 	bus_dma_tag_t evt_detail_tag;
3556 	bus_dmamap_t evt_detail_dmamap;
3557 	struct mrsas_evt_detail *evt_detail_mem;
3558 	bus_addr_t pd_info_phys_addr;
3559 	bus_dma_tag_t pd_info_tag;
3560 	bus_dmamap_t pd_info_dmamap;
3561 	struct mrsas_pd_info *pd_info_mem;
3562 	struct mrsas_ctrl_info *ctrl_info;
3563 	bus_dma_tag_t ctlr_info_tag;
3564 	bus_dmamap_t ctlr_info_dmamap;
3565 	void   *ctlr_info_mem;
3566 	bus_addr_t ctlr_info_phys_addr;
3567 	u_int32_t max_sectors_per_req;
3568 	u_int32_t disableOnlineCtrlReset;
3569 	mrsas_atomic_t fw_outstanding;
3570 	mrsas_atomic_t prp_count;
3571 	mrsas_atomic_t sge_holes;
3572 
3573 	u_int32_t mrsas_debug;
3574 	u_int32_t mrsas_io_timeout;
3575 	u_int32_t mrsas_fw_fault_check_delay;
3576 	u_int32_t io_cmds_highwater;
3577 	u_int8_t UnevenSpanSupport;
3578 	struct sysctl_ctx_list sysctl_ctx;
3579 	struct sysctl_oid *sysctl_tree;
3580 	struct proc *ocr_thread;
3581 	u_int32_t last_seq_num;
3582 	bus_dma_tag_t el_info_tag;
3583 	bus_dmamap_t el_info_dmamap;
3584 	void   *el_info_mem;
3585 	bus_addr_t el_info_phys_addr;
3586 	struct mrsas_pd_list pd_list[MRSAS_MAX_PD];
3587 	struct mrsas_pd_list local_pd_list[MRSAS_MAX_PD];
3588 	struct mrsas_target target_list[MRSAS_MAX_TM_TARGETS];
3589 	u_int8_t ld_ids[MRSAS_MAX_LD_IDS];
3590 	struct taskqueue *ev_tq;
3591 	struct task ev_task;
3592 	u_int32_t CurLdCount;
3593 	u_int64_t reset_flags;
3594 	int	lb_pending_cmds;
3595 	LD_LOAD_BALANCE_INFO load_balance_info[MAX_LOGICAL_DRIVES_EXT];
3596 	LD_SPAN_INFO log_to_span[MAX_LOGICAL_DRIVES_EXT];
3597 
3598 	u_int8_t mrsas_gen3_ctrl;
3599 	u_int8_t secure_jbod_support;
3600 	u_int8_t use_seqnum_jbod_fp;
3601 	/* FW suport for more than 256 PD/JBOD */
3602 	u_int32_t support_morethan256jbod;
3603 	u_int8_t max256vdSupport;
3604 	u_int16_t fw_supported_vd_count;
3605 	u_int16_t fw_supported_pd_count;
3606 
3607 	u_int16_t drv_supported_vd_count;
3608 	u_int16_t drv_supported_pd_count;
3609 
3610 	u_int32_t max_map_sz;
3611 	u_int32_t current_map_sz;
3612 	u_int32_t old_map_sz;
3613 	u_int32_t new_map_sz;
3614 	u_int32_t drv_map_sz;
3615 
3616 	u_int32_t nvme_page_size;
3617 	boolean_t is_ventura;
3618 	boolean_t is_aero;
3619 	boolean_t msix_combined;
3620 	boolean_t atomic_desc_support;
3621 	u_int16_t maxRaidMapSize;
3622 
3623 	/* Non dma-able memory. Driver local copy. */
3624 	MR_DRV_RAID_MAP_ALL *ld_drv_map[2];
3625 	PTR_LD_STREAM_DETECT  *streamDetectByLD;
3626 };
3627 
3628 /* Compatibility shims for different OS versions */
3629 #define	mrsas_kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
3630     kproc_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg)
3631 #define	mrsas_kproc_exit(arg)   kproc_exit(arg)
3632 
3633 static __inline void
3634 mrsas_clear_bit(int b, volatile void *p)
3635 {
3636 	atomic_clear_int(((volatile int *)p) + (b >> 5), 1 << (b & 0x1f));
3637 }
3638 
3639 static __inline void
3640 mrsas_set_bit(int b, volatile void *p)
3641 {
3642 	atomic_set_int(((volatile int *)p) + (b >> 5), 1 << (b & 0x1f));
3643 }
3644 
3645 static __inline int
3646 mrsas_test_bit(int b, volatile void *p)
3647 {
3648 	return ((volatile int *)p)[b >> 5] & (1 << (b & 0x1f));
3649 }
3650 
3651 #endif					/* MRSAS_H */
3652