xref: /freebsd/sys/dev/mps/mpi/mpi2.h (revision cc16dea626cf2fc80cde667ac4798065108e596c)
1 /*-
2  * Copyright (c) 2011, 2012 LSI Corp.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * LSI MPT-Fusion Host Adapter FreeBSD
27  *
28  * $FreeBSD$
29  */
30 
31 /*
32  *  Copyright (c) 2000-2012 LSI Corporation.
33  *
34  *
35  *           Name:  mpi2.h
36  *          Title:  MPI Message independent structures and definitions
37  *                  including System Interface Register Set and
38  *                  scatter/gather formats.
39  *  Creation Date:  June 21, 2006
40  *
41  *  mpi2.h Version:  02.00.18
42  *
43  *  Version History
44  *  ---------------
45  *
46  *  Date      Version   Description
47  *  --------  --------  ------------------------------------------------------
48  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
49  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
50  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
51  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
52  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
53  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
54  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
55  *                      Added union of request descriptors.
56  *                      Added union of reply descriptors.
57  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
58  *                      Added define for MPI2_VERSION_02_00.
59  *                      Fixed the size of the FunctionDependent5 field in the
60  *                      MPI2_DEFAULT_REPLY structure.
61  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
62  *                      Removed the MPI-defined Fault Codes and extended the
63  *                      product specific codes up to 0xEFFF.
64  *                      Added a sixth key value for the WriteSequence register
65  *                      and changed the flush value to 0x0.
66  *                      Added message function codes for Diagnostic Buffer Post
67  *                      and Diagnsotic Release.
68  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
69  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
70  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
71  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
72  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
73  *                      Added #defines for marking a reply descriptor as unused.
74  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
75  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
76  *                      Moved LUN field defines from mpi2_init.h.
77  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
78  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
79  *                      In all request and reply descriptors, replaced VF_ID
80  *                      field with MSIxIndex field.
81  *                      Removed DevHandle field from
82  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
83  *                      bytes reserved.
84  *                      Added RAID Accelerator functionality.
85  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
86  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
87  *                      Added MSI-x index mask and shift for Reply Post Host
88  *                      Index register.
89  *                      Added function code for Host Based Discovery Action.
90  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
91  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
92  *                      Added defines for product-specific range of message
93  *                      function codes, 0xF0 to 0xFF.
94  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
95  *                      Added alternative defines for the SGE Direction bit.
96  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
97  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
98  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
99  *  --------------------------------------------------------------------------
100  */
101 
102 #ifndef MPI2_H
103 #define MPI2_H
104 
105 
106 /*****************************************************************************
107 *
108 *        MPI Version Definitions
109 *
110 *****************************************************************************/
111 
112 #define MPI2_VERSION_MAJOR                  (0x02)
113 #define MPI2_VERSION_MINOR                  (0x00)
114 #define MPI2_VERSION_MAJOR_MASK             (0xFF00)
115 #define MPI2_VERSION_MAJOR_SHIFT            (8)
116 #define MPI2_VERSION_MINOR_MASK             (0x00FF)
117 #define MPI2_VERSION_MINOR_SHIFT            (0)
118 #define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
119                                       MPI2_VERSION_MINOR)
120 
121 #define MPI2_VERSION_02_00                  (0x0200)
122 
123 /* versioning for this MPI header set */
124 #define MPI2_HEADER_VERSION_UNIT            (0x12)
125 #define MPI2_HEADER_VERSION_DEV             (0x00)
126 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
127 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
128 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
129 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
130 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
131 
132 
133 /*****************************************************************************
134 *
135 *        IOC State Definitions
136 *
137 *****************************************************************************/
138 
139 #define MPI2_IOC_STATE_RESET               (0x00000000)
140 #define MPI2_IOC_STATE_READY               (0x10000000)
141 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
142 #define MPI2_IOC_STATE_FAULT               (0x40000000)
143 
144 #define MPI2_IOC_STATE_MASK                (0xF0000000)
145 #define MPI2_IOC_STATE_SHIFT               (28)
146 
147 /* Fault state range for prodcut specific codes */
148 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
149 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
150 
151 
152 /*****************************************************************************
153 *
154 *        System Interface Register Definitions
155 *
156 *****************************************************************************/
157 
158 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
159 {
160     U32         Doorbell;                   /* 0x00 */
161     U32         WriteSequence;              /* 0x04 */
162     U32         HostDiagnostic;             /* 0x08 */
163     U32         Reserved1;                  /* 0x0C */
164     U32         DiagRWData;                 /* 0x10 */
165     U32         DiagRWAddressLow;           /* 0x14 */
166     U32         DiagRWAddressHigh;          /* 0x18 */
167     U32         Reserved2[5];               /* 0x1C */
168     U32         HostInterruptStatus;        /* 0x30 */
169     U32         HostInterruptMask;          /* 0x34 */
170     U32         DCRData;                    /* 0x38 */
171     U32         DCRAddress;                 /* 0x3C */
172     U32         Reserved3[2];               /* 0x40 */
173     U32         ReplyFreeHostIndex;         /* 0x48 */
174     U32         Reserved4[8];               /* 0x4C */
175     U32         ReplyPostHostIndex;         /* 0x6C */
176     U32         Reserved5;                  /* 0x70 */
177     U32         HCBSize;                    /* 0x74 */
178     U32         HCBAddressLow;              /* 0x78 */
179     U32         HCBAddressHigh;             /* 0x7C */
180     U32         Reserved6[16];              /* 0x80 */
181     U32         RequestDescriptorPostLow;   /* 0xC0 */
182     U32         RequestDescriptorPostHigh;  /* 0xC4 */
183     U32         Reserved7[14];              /* 0xC8 */
184 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
185   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
186 
187 /*
188  * Defines for working with the Doorbell register.
189  */
190 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
191 
192 /* IOC --> System values */
193 #define MPI2_DOORBELL_USED                      (0x08000000)
194 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
195 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
196 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
197 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
198 
199 /* System --> IOC values */
200 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
201 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
202 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
203 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
204 
205 
206 /*
207  * Defines for the WriteSequence register
208  */
209 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
210 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
211 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
212 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
213 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
214 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
215 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
216 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
217 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
218 
219 /*
220  * Defines for the HostDiagnostic register
221  */
222 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
223 
224 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
225 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
226 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
227 
228 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
229 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
230 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
231 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
232 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
233 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
234 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
235 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
236 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
237 
238 /*
239  * Offsets for DiagRWData and address
240  */
241 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
242 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
243 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
244 
245 /*
246  * Defines for the HostInterruptStatus register
247  */
248 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
249 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
250 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
251 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
252 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
253 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
254 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
255 
256 /*
257  * Defines for the HostInterruptMask register
258  */
259 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
260 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
261 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
262 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
263 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
264 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
265 
266 /*
267  * Offsets for DCRData and address
268  */
269 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
270 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
271 
272 /*
273  * Offset for the Reply Free Queue
274  */
275 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
276 
277 /*
278  * Defines for the Reply Descriptor Post Queue
279  */
280 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
281 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
282 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
283 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
284 
285 /*
286  * Defines for the HCBSize and address
287  */
288 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
289 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
290 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
291 
292 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
293 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
294 
295 /*
296  * Offsets for the Request Queue
297  */
298 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
299 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
300 
301 
302 /*****************************************************************************
303 *
304 *        Message Descriptors
305 *
306 *****************************************************************************/
307 
308 /* Request Descriptors */
309 
310 /* Default Request Descriptor */
311 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
312 {
313     U8              RequestFlags;               /* 0x00 */
314     U8              MSIxIndex;                  /* 0x01 */
315     U16             SMID;                       /* 0x02 */
316     U16             LMID;                       /* 0x04 */
317     U16             DescriptorTypeDependent;    /* 0x06 */
318 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
319   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
320   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
321 
322 /* defines for the RequestFlags field */
323 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x0E)
324 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
325 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
326 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
327 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
328 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
329 
330 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
331 
332 
333 /* High Priority Request Descriptor */
334 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
335 {
336     U8              RequestFlags;               /* 0x00 */
337     U8              MSIxIndex;                  /* 0x01 */
338     U16             SMID;                       /* 0x02 */
339     U16             LMID;                       /* 0x04 */
340     U16             Reserved1;                  /* 0x06 */
341 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
342   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
343   Mpi2HighPriorityRequestDescriptor_t,
344   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
345 
346 
347 /* SCSI IO Request Descriptor */
348 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
349 {
350     U8              RequestFlags;               /* 0x00 */
351     U8              MSIxIndex;                  /* 0x01 */
352     U16             SMID;                       /* 0x02 */
353     U16             LMID;                       /* 0x04 */
354     U16             DevHandle;                  /* 0x06 */
355 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
356   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
357   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
358 
359 
360 /* SCSI Target Request Descriptor */
361 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
362 {
363     U8              RequestFlags;               /* 0x00 */
364     U8              MSIxIndex;                  /* 0x01 */
365     U16             SMID;                       /* 0x02 */
366     U16             LMID;                       /* 0x04 */
367     U16             IoIndex;                    /* 0x06 */
368 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
369   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
370   Mpi2SCSITargetRequestDescriptor_t,
371   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
372 
373 
374 /* RAID Accelerator Request Descriptor */
375 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
376 {
377     U8              RequestFlags;               /* 0x00 */
378     U8              MSIxIndex;                  /* 0x01 */
379     U16             SMID;                       /* 0x02 */
380     U16             LMID;                       /* 0x04 */
381     U16             Reserved;                   /* 0x06 */
382 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
383   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
384   Mpi2RAIDAcceleratorRequestDescriptor_t,
385   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
386 
387 
388 /* union of Request Descriptors */
389 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
390 {
391     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
392     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
393     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
394     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
395     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
396     U64                                         Words;
397 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
398   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
399 
400 
401 /* Reply Descriptors */
402 
403 /* Default Reply Descriptor */
404 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
405 {
406     U8              ReplyFlags;                 /* 0x00 */
407     U8              MSIxIndex;                  /* 0x01 */
408     U16             DescriptorTypeDependent1;   /* 0x02 */
409     U32             DescriptorTypeDependent2;   /* 0x04 */
410 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
411   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
412 
413 /* defines for the ReplyFlags field */
414 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
415 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
416 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
417 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
418 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
419 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
420 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
421 
422 /* values for marking a reply descriptor as unused */
423 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
424 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
425 
426 /* Address Reply Descriptor */
427 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
428 {
429     U8              ReplyFlags;                 /* 0x00 */
430     U8              MSIxIndex;                  /* 0x01 */
431     U16             SMID;                       /* 0x02 */
432     U32             ReplyFrameAddress;          /* 0x04 */
433 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
434   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
435 
436 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
437 
438 
439 /* SCSI IO Success Reply Descriptor */
440 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
441 {
442     U8              ReplyFlags;                 /* 0x00 */
443     U8              MSIxIndex;                  /* 0x01 */
444     U16             SMID;                       /* 0x02 */
445     U16             TaskTag;                    /* 0x04 */
446     U16             Reserved1;                  /* 0x06 */
447 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
448   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
449   Mpi2SCSIIOSuccessReplyDescriptor_t,
450   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
451 
452 
453 /* TargetAssist Success Reply Descriptor */
454 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
455 {
456     U8              ReplyFlags;                 /* 0x00 */
457     U8              MSIxIndex;                  /* 0x01 */
458     U16             SMID;                       /* 0x02 */
459     U8              SequenceNumber;             /* 0x04 */
460     U8              Reserved1;                  /* 0x05 */
461     U16             IoIndex;                    /* 0x06 */
462 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
463   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
464   Mpi2TargetAssistSuccessReplyDescriptor_t,
465   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
466 
467 
468 /* Target Command Buffer Reply Descriptor */
469 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
470 {
471     U8              ReplyFlags;                 /* 0x00 */
472     U8              MSIxIndex;                  /* 0x01 */
473     U8              VP_ID;                      /* 0x02 */
474     U8              Flags;                      /* 0x03 */
475     U16             InitiatorDevHandle;         /* 0x04 */
476     U16             IoIndex;                    /* 0x06 */
477 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
478   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
479   Mpi2TargetCommandBufferReplyDescriptor_t,
480   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
481 
482 /* defines for Flags field */
483 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
484 
485 
486 /* RAID Accelerator Success Reply Descriptor */
487 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
488 {
489     U8              ReplyFlags;                 /* 0x00 */
490     U8              MSIxIndex;                  /* 0x01 */
491     U16             SMID;                       /* 0x02 */
492     U32             Reserved;                   /* 0x04 */
493 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
494   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
495   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
496   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
497 
498 
499 /* union of Reply Descriptors */
500 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
501 {
502     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
503     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
504     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
505     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
506     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
507     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
508     U64                                             Words;
509 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
510   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
511 
512 
513 
514 /*****************************************************************************
515 *
516 *        Message Functions
517 *
518 *****************************************************************************/
519 
520 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
521 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
522 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
523 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
524 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
525 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
526 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
527 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
528 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
529 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
530 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
531 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
532 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
533 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
534 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
535 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
536 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
537 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
538 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
539 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */
540 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
541 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
542 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
543 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
544 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
545 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
546 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
547 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
548 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
549 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
550 
551 
552 
553 /* Doorbell functions */
554 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
555 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
556 
557 
558 /*****************************************************************************
559 *
560 *        IOC Status Values
561 *
562 *****************************************************************************/
563 
564 /* mask for IOCStatus status value */
565 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
566 
567 /****************************************************************************
568 *  Common IOCStatus values for all replies
569 ****************************************************************************/
570 
571 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
572 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
573 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
574 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
575 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
576 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
577 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
578 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
579 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
580 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
581 
582 /****************************************************************************
583 *  Config IOCStatus values
584 ****************************************************************************/
585 
586 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
587 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
588 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
589 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
590 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
591 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
592 
593 /****************************************************************************
594 *  SCSI IO Reply
595 ****************************************************************************/
596 
597 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
598 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
599 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
600 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
601 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
602 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
603 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
604 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
605 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
606 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
607 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
608 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
609 
610 /****************************************************************************
611 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
612 ****************************************************************************/
613 
614 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
615 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
616 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
617 
618 /****************************************************************************
619 *  SCSI Target values
620 ****************************************************************************/
621 
622 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
623 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
624 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
625 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
626 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
627 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
628 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
629 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
630 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
631 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
632 
633 /****************************************************************************
634 *  Serial Attached SCSI values
635 ****************************************************************************/
636 
637 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
638 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
639 
640 /****************************************************************************
641 *  Diagnostic Buffer Post / Diagnostic Release values
642 ****************************************************************************/
643 
644 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
645 
646 /****************************************************************************
647 *  RAID Accelerator values
648 ****************************************************************************/
649 
650 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
651 
652 /****************************************************************************
653 *  IOCStatus flag to indicate that log info is available
654 ****************************************************************************/
655 
656 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
657 
658 /****************************************************************************
659 *  IOCLogInfo Types
660 ****************************************************************************/
661 
662 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
663 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
664 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
665 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
666 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
667 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
668 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
669 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
670 
671 
672 /*****************************************************************************
673 *
674 *        Standard Message Structures
675 *
676 *****************************************************************************/
677 
678 /****************************************************************************
679 * Request Message Header for all request messages
680 ****************************************************************************/
681 
682 typedef struct _MPI2_REQUEST_HEADER
683 {
684     U16             FunctionDependent1;         /* 0x00 */
685     U8              ChainOffset;                /* 0x02 */
686     U8              Function;                   /* 0x03 */
687     U16             FunctionDependent2;         /* 0x04 */
688     U8              FunctionDependent3;         /* 0x06 */
689     U8              MsgFlags;                   /* 0x07 */
690     U8              VP_ID;                      /* 0x08 */
691     U8              VF_ID;                      /* 0x09 */
692     U16             Reserved1;                  /* 0x0A */
693 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
694   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
695 
696 
697 /****************************************************************************
698 *  Default Reply
699 ****************************************************************************/
700 
701 typedef struct _MPI2_DEFAULT_REPLY
702 {
703     U16             FunctionDependent1;         /* 0x00 */
704     U8              MsgLength;                  /* 0x02 */
705     U8              Function;                   /* 0x03 */
706     U16             FunctionDependent2;         /* 0x04 */
707     U8              FunctionDependent3;         /* 0x06 */
708     U8              MsgFlags;                   /* 0x07 */
709     U8              VP_ID;                      /* 0x08 */
710     U8              VF_ID;                      /* 0x09 */
711     U16             Reserved1;                  /* 0x0A */
712     U16             FunctionDependent5;         /* 0x0C */
713     U16             IOCStatus;                  /* 0x0E */
714     U32             IOCLogInfo;                 /* 0x10 */
715 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
716   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
717 
718 
719 /* common version structure/union used in messages and configuration pages */
720 
721 typedef struct _MPI2_VERSION_STRUCT
722 {
723     U8                      Dev;                        /* 0x00 */
724     U8                      Unit;                       /* 0x01 */
725     U8                      Minor;                      /* 0x02 */
726     U8                      Major;                      /* 0x03 */
727 } MPI2_VERSION_STRUCT;
728 
729 typedef union _MPI2_VERSION_UNION
730 {
731     MPI2_VERSION_STRUCT     Struct;
732     U32                     Word;
733 } MPI2_VERSION_UNION;
734 
735 
736 /* LUN field defines, common to many structures */
737 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
738 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
739 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
740 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
741 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
742 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
743 
744 
745 /*****************************************************************************
746 *
747 *        Fusion-MPT MPI Scatter Gather Elements
748 *
749 *****************************************************************************/
750 
751 /****************************************************************************
752 *  MPI Simple Element structures
753 ****************************************************************************/
754 
755 typedef struct _MPI2_SGE_SIMPLE32
756 {
757     U32                     FlagsLength;
758     U32                     Address;
759 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
760   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
761 
762 typedef struct _MPI2_SGE_SIMPLE64
763 {
764     U32                     FlagsLength;
765     U64                     Address;
766 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
767   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
768 
769 typedef struct _MPI2_SGE_SIMPLE_UNION
770 {
771     U32                     FlagsLength;
772     union
773     {
774         U32                 Address32;
775         U64                 Address64;
776     } u;
777 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
778   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
779 
780 
781 /****************************************************************************
782 *  MPI Chain Element structures
783 ****************************************************************************/
784 
785 typedef struct _MPI2_SGE_CHAIN32
786 {
787     U16                     Length;
788     U8                      NextChainOffset;
789     U8                      Flags;
790     U32                     Address;
791 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
792   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
793 
794 typedef struct _MPI2_SGE_CHAIN64
795 {
796     U16                     Length;
797     U8                      NextChainOffset;
798     U8                      Flags;
799     U64                     Address;
800 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
801   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
802 
803 typedef struct _MPI2_SGE_CHAIN_UNION
804 {
805     U16                     Length;
806     U8                      NextChainOffset;
807     U8                      Flags;
808     union
809     {
810         U32                 Address32;
811         U64                 Address64;
812     } u;
813 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
814   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
815 
816 
817 /****************************************************************************
818 *  MPI Transaction Context Element structures
819 ****************************************************************************/
820 
821 typedef struct _MPI2_SGE_TRANSACTION32
822 {
823     U8                      Reserved;
824     U8                      ContextSize;
825     U8                      DetailsLength;
826     U8                      Flags;
827     U32                     TransactionContext[1];
828     U32                     TransactionDetails[1];
829 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
830   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
831 
832 typedef struct _MPI2_SGE_TRANSACTION64
833 {
834     U8                      Reserved;
835     U8                      ContextSize;
836     U8                      DetailsLength;
837     U8                      Flags;
838     U32                     TransactionContext[2];
839     U32                     TransactionDetails[1];
840 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
841   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
842 
843 typedef struct _MPI2_SGE_TRANSACTION96
844 {
845     U8                      Reserved;
846     U8                      ContextSize;
847     U8                      DetailsLength;
848     U8                      Flags;
849     U32                     TransactionContext[3];
850     U32                     TransactionDetails[1];
851 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
852   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
853 
854 typedef struct _MPI2_SGE_TRANSACTION128
855 {
856     U8                      Reserved;
857     U8                      ContextSize;
858     U8                      DetailsLength;
859     U8                      Flags;
860     U32                     TransactionContext[4];
861     U32                     TransactionDetails[1];
862 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
863   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
864 
865 typedef struct _MPI2_SGE_TRANSACTION_UNION
866 {
867     U8                      Reserved;
868     U8                      ContextSize;
869     U8                      DetailsLength;
870     U8                      Flags;
871     union
872     {
873         U32                 TransactionContext32[1];
874         U32                 TransactionContext64[2];
875         U32                 TransactionContext96[3];
876         U32                 TransactionContext128[4];
877     } u;
878     U32                     TransactionDetails[1];
879 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
880   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
881 
882 
883 /****************************************************************************
884 *  MPI SGE union for IO SGL's
885 ****************************************************************************/
886 
887 typedef struct _MPI2_MPI_SGE_IO_UNION
888 {
889     union
890     {
891         MPI2_SGE_SIMPLE_UNION   Simple;
892         MPI2_SGE_CHAIN_UNION    Chain;
893     } u;
894 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
895   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
896 
897 
898 /****************************************************************************
899 *  MPI SGE union for SGL's with Simple and Transaction elements
900 ****************************************************************************/
901 
902 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
903 {
904     union
905     {
906         MPI2_SGE_SIMPLE_UNION       Simple;
907         MPI2_SGE_TRANSACTION_UNION  Transaction;
908     } u;
909 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
910   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
911 
912 
913 /****************************************************************************
914 *  All MPI SGE types union
915 ****************************************************************************/
916 
917 typedef struct _MPI2_MPI_SGE_UNION
918 {
919     union
920     {
921         MPI2_SGE_SIMPLE_UNION       Simple;
922         MPI2_SGE_CHAIN_UNION        Chain;
923         MPI2_SGE_TRANSACTION_UNION  Transaction;
924     } u;
925 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
926   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
927 
928 
929 /****************************************************************************
930 *  MPI SGE field definition and masks
931 ****************************************************************************/
932 
933 /* Flags field bit definitions */
934 
935 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
936 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
937 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
938 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
939 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
940 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
941 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
942 
943 #define MPI2_SGE_FLAGS_SHIFT                    (24)
944 
945 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
946 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
947 
948 /* Element Type */
949 
950 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00)
951 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
952 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30)
953 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
954 
955 /* Address location */
956 
957 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
958 
959 /* Direction */
960 
961 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
962 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
963 
964 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
965 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
966 
967 /* Address Size */
968 
969 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
970 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
971 
972 /* Context Size */
973 
974 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
975 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
976 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
977 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
978 
979 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
980 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
981 
982 /****************************************************************************
983 *  MPI SGE operation Macros
984 ****************************************************************************/
985 
986 /* SIMPLE FlagsLength manipulations... */
987 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
988 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
989 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
990 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
991 
992 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
993 
994 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
995 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
996 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
997 
998 /* CAUTION - The following are READ-MODIFY-WRITE! */
999 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1000 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1001 
1002 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1003 
1004 
1005 /*****************************************************************************
1006 *
1007 *        Fusion-MPT IEEE Scatter Gather Elements
1008 *
1009 *****************************************************************************/
1010 
1011 /****************************************************************************
1012 *  IEEE Simple Element structures
1013 ****************************************************************************/
1014 
1015 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1016 {
1017     U32                     Address;
1018     U32                     FlagsLength;
1019 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1020   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1021 
1022 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1023 {
1024     U64                     Address;
1025     U32                     Length;
1026     U16                     Reserved1;
1027     U8                      Reserved2;
1028     U8                      Flags;
1029 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1030   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1031 
1032 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1033 {
1034     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1035     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1036 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1037   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1038 
1039 
1040 /****************************************************************************
1041 *  IEEE Chain Element structures
1042 ****************************************************************************/
1043 
1044 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1045 
1046 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1047 
1048 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1049 {
1050     MPI2_IEEE_SGE_CHAIN32   Chain32;
1051     MPI2_IEEE_SGE_CHAIN64   Chain64;
1052 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1053   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1054 
1055 
1056 /****************************************************************************
1057 *  All IEEE SGE types union
1058 ****************************************************************************/
1059 
1060 typedef struct _MPI2_IEEE_SGE_UNION
1061 {
1062     union
1063     {
1064         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1065         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1066     } u;
1067 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1068   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1069 
1070 
1071 /****************************************************************************
1072 *  IEEE SGE field definitions and masks
1073 ****************************************************************************/
1074 
1075 /* Flags field bit definitions */
1076 
1077 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1078 
1079 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1080 
1081 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1082 
1083 /* Element Type */
1084 
1085 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1086 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1087 
1088 /* Data Location Address Space */
1089 
1090 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1091 #define MPI2_IEEE_SGE_FLAGS_SYSTEM_ADDR         (0x00) /* IEEE Simple Element only */
1092 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* IEEE Simple Element only */
1093 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1094 #define MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR      (0x03) /* IEEE Simple Element only */
1095 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (0x03) /* IEEE Chain Element only */
1096 
1097 /****************************************************************************
1098 *  IEEE SGE operation Macros
1099 ****************************************************************************/
1100 
1101 /* SIMPLE FlagsLength manipulations... */
1102 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1103 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1104 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1105 
1106 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1107 
1108 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1109 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1110 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1111 
1112 /* CAUTION - The following are READ-MODIFY-WRITE! */
1113 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1114 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1115 
1116 
1117 
1118 
1119 /*****************************************************************************
1120 *
1121 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1122 *
1123 *****************************************************************************/
1124 
1125 typedef union _MPI2_SIMPLE_SGE_UNION
1126 {
1127     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1128     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1129 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1130   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1131 
1132 
1133 typedef union _MPI2_SGE_IO_UNION
1134 {
1135     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1136     MPI2_SGE_CHAIN_UNION        MpiChain;
1137     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1138     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1139 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1140   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1141 
1142 
1143 /****************************************************************************
1144 *
1145 *  Values for SGLFlags field, used in many request messages with an SGL
1146 *
1147 ****************************************************************************/
1148 
1149 /* values for MPI SGL Data Location Address Space subfield */
1150 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1151 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1152 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1153 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08)
1154 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C)
1155 /* values for SGL Type subfield */
1156 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1157 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1158 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01)
1159 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1160 
1161 
1162 #endif
1163 
1164