xref: /freebsd/sys/dev/mps/mpi/mpi2.h (revision 0b3105a37d7adcadcb720112fed4dc4e8040be99)
1 /*-
2  * Copyright (c) 2006-2015 LSI Corp.
3  * Copyright (c) 2013-2015 Avago Technologies
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD
28  *
29  * $FreeBSD$
30  */
31 
32 /*
33  *  Copyright (c) 2006-2015 LSI Corporation.
34  *  Copyright (c) 2013-2015 Avago Technologies
35  *
36  *
37  *           Name:  mpi2.h
38  *          Title:  MPI Message independent structures and definitions
39  *                  including System Interface Register Set and
40  *                  scatter/gather formats.
41  *  Creation Date:  June 21, 2006
42  *
43  *  mpi2.h Version:  02.00.18
44  *
45  *  Version History
46  *  ---------------
47  *
48  *  Date      Version   Description
49  *  --------  --------  ------------------------------------------------------
50  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
51  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
52  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
53  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
54  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
55  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
56  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
57  *                      Added union of request descriptors.
58  *                      Added union of reply descriptors.
59  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
60  *                      Added define for MPI2_VERSION_02_00.
61  *                      Fixed the size of the FunctionDependent5 field in the
62  *                      MPI2_DEFAULT_REPLY structure.
63  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
64  *                      Removed the MPI-defined Fault Codes and extended the
65  *                      product specific codes up to 0xEFFF.
66  *                      Added a sixth key value for the WriteSequence register
67  *                      and changed the flush value to 0x0.
68  *                      Added message function codes for Diagnostic Buffer Post
69  *                      and Diagnsotic Release.
70  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
71  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
72  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
73  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
74  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
75  *                      Added #defines for marking a reply descriptor as unused.
76  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
77  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
78  *                      Moved LUN field defines from mpi2_init.h.
79  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
80  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
81  *                      In all request and reply descriptors, replaced VF_ID
82  *                      field with MSIxIndex field.
83  *                      Removed DevHandle field from
84  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
85  *                      bytes reserved.
86  *                      Added RAID Accelerator functionality.
87  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
88  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
89  *                      Added MSI-x index mask and shift for Reply Post Host
90  *                      Index register.
91  *                      Added function code for Host Based Discovery Action.
92  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
93  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
94  *                      Added defines for product-specific range of message
95  *                      function codes, 0xF0 to 0xFF.
96  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
97  *                      Added alternative defines for the SGE Direction bit.
98  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
99  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
100  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
101  *  --------------------------------------------------------------------------
102  */
103 
104 #ifndef MPI2_H
105 #define MPI2_H
106 
107 
108 /*****************************************************************************
109 *
110 *        MPI Version Definitions
111 *
112 *****************************************************************************/
113 
114 #define MPI2_VERSION_MAJOR                  (0x02)
115 #define MPI2_VERSION_MINOR                  (0x00)
116 #define MPI2_VERSION_MAJOR_MASK             (0xFF00)
117 #define MPI2_VERSION_MAJOR_SHIFT            (8)
118 #define MPI2_VERSION_MINOR_MASK             (0x00FF)
119 #define MPI2_VERSION_MINOR_SHIFT            (0)
120 #define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
121                                       MPI2_VERSION_MINOR)
122 
123 #define MPI2_VERSION_02_00                  (0x0200)
124 
125 /* versioning for this MPI header set */
126 #define MPI2_HEADER_VERSION_UNIT            (0x12)
127 #define MPI2_HEADER_VERSION_DEV             (0x00)
128 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
129 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
130 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
131 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
132 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
133 
134 
135 /*****************************************************************************
136 *
137 *        IOC State Definitions
138 *
139 *****************************************************************************/
140 
141 #define MPI2_IOC_STATE_RESET               (0x00000000)
142 #define MPI2_IOC_STATE_READY               (0x10000000)
143 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
144 #define MPI2_IOC_STATE_FAULT               (0x40000000)
145 
146 #define MPI2_IOC_STATE_MASK                (0xF0000000)
147 #define MPI2_IOC_STATE_SHIFT               (28)
148 
149 /* Fault state range for prodcut specific codes */
150 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
151 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
152 
153 
154 /*****************************************************************************
155 *
156 *        System Interface Register Definitions
157 *
158 *****************************************************************************/
159 
160 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
161 {
162     U32         Doorbell;                   /* 0x00 */
163     U32         WriteSequence;              /* 0x04 */
164     U32         HostDiagnostic;             /* 0x08 */
165     U32         Reserved1;                  /* 0x0C */
166     U32         DiagRWData;                 /* 0x10 */
167     U32         DiagRWAddressLow;           /* 0x14 */
168     U32         DiagRWAddressHigh;          /* 0x18 */
169     U32         Reserved2[5];               /* 0x1C */
170     U32         HostInterruptStatus;        /* 0x30 */
171     U32         HostInterruptMask;          /* 0x34 */
172     U32         DCRData;                    /* 0x38 */
173     U32         DCRAddress;                 /* 0x3C */
174     U32         Reserved3[2];               /* 0x40 */
175     U32         ReplyFreeHostIndex;         /* 0x48 */
176     U32         Reserved4[8];               /* 0x4C */
177     U32         ReplyPostHostIndex;         /* 0x6C */
178     U32         Reserved5;                  /* 0x70 */
179     U32         HCBSize;                    /* 0x74 */
180     U32         HCBAddressLow;              /* 0x78 */
181     U32         HCBAddressHigh;             /* 0x7C */
182     U32         Reserved6[16];              /* 0x80 */
183     U32         RequestDescriptorPostLow;   /* 0xC0 */
184     U32         RequestDescriptorPostHigh;  /* 0xC4 */
185     U32         Reserved7[14];              /* 0xC8 */
186 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
187   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
188 
189 /*
190  * Defines for working with the Doorbell register.
191  */
192 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
193 
194 /* IOC --> System values */
195 #define MPI2_DOORBELL_USED                      (0x08000000)
196 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
197 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
198 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
199 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
200 
201 /* System --> IOC values */
202 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
203 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
204 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
205 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
206 
207 
208 /*
209  * Defines for the WriteSequence register
210  */
211 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
212 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
213 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
214 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
215 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
216 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
217 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
218 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
219 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
220 
221 /*
222  * Defines for the HostDiagnostic register
223  */
224 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
225 
226 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
227 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
228 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
229 
230 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
231 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
232 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
233 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
234 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
235 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
236 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
237 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
238 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
239 
240 /*
241  * Offsets for DiagRWData and address
242  */
243 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
244 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
245 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
246 
247 /*
248  * Defines for the HostInterruptStatus register
249  */
250 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
251 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
252 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
253 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
254 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
255 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
256 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
257 
258 /*
259  * Defines for the HostInterruptMask register
260  */
261 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
262 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
263 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
264 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
265 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
266 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
267 
268 /*
269  * Offsets for DCRData and address
270  */
271 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
272 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
273 
274 /*
275  * Offset for the Reply Free Queue
276  */
277 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
278 
279 /*
280  * Defines for the Reply Descriptor Post Queue
281  */
282 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
283 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
284 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
285 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
286 
287 /*
288  * Defines for the HCBSize and address
289  */
290 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
291 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
292 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
293 
294 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
295 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
296 
297 /*
298  * Offsets for the Request Queue
299  */
300 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
301 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
302 
303 
304 /*****************************************************************************
305 *
306 *        Message Descriptors
307 *
308 *****************************************************************************/
309 
310 /* Request Descriptors */
311 
312 /* Default Request Descriptor */
313 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
314 {
315     U8              RequestFlags;               /* 0x00 */
316     U8              MSIxIndex;                  /* 0x01 */
317     U16             SMID;                       /* 0x02 */
318     U16             LMID;                       /* 0x04 */
319     U16             DescriptorTypeDependent;    /* 0x06 */
320 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
321   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
322   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
323 
324 /* defines for the RequestFlags field */
325 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x0E)
326 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
327 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
328 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
329 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
330 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
331 
332 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
333 
334 
335 /* High Priority Request Descriptor */
336 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
337 {
338     U8              RequestFlags;               /* 0x00 */
339     U8              MSIxIndex;                  /* 0x01 */
340     U16             SMID;                       /* 0x02 */
341     U16             LMID;                       /* 0x04 */
342     U16             Reserved1;                  /* 0x06 */
343 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
344   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
345   Mpi2HighPriorityRequestDescriptor_t,
346   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
347 
348 
349 /* SCSI IO Request Descriptor */
350 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
351 {
352     U8              RequestFlags;               /* 0x00 */
353     U8              MSIxIndex;                  /* 0x01 */
354     U16             SMID;                       /* 0x02 */
355     U16             LMID;                       /* 0x04 */
356     U16             DevHandle;                  /* 0x06 */
357 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
358   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
359   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
360 
361 
362 /* SCSI Target Request Descriptor */
363 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
364 {
365     U8              RequestFlags;               /* 0x00 */
366     U8              MSIxIndex;                  /* 0x01 */
367     U16             SMID;                       /* 0x02 */
368     U16             LMID;                       /* 0x04 */
369     U16             IoIndex;                    /* 0x06 */
370 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
371   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
372   Mpi2SCSITargetRequestDescriptor_t,
373   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
374 
375 
376 /* RAID Accelerator Request Descriptor */
377 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
378 {
379     U8              RequestFlags;               /* 0x00 */
380     U8              MSIxIndex;                  /* 0x01 */
381     U16             SMID;                       /* 0x02 */
382     U16             LMID;                       /* 0x04 */
383     U16             Reserved;                   /* 0x06 */
384 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
385   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
386   Mpi2RAIDAcceleratorRequestDescriptor_t,
387   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
388 
389 
390 /* union of Request Descriptors */
391 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
392 {
393     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
394     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
395     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
396     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
397     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
398     U64                                         Words;
399 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
400   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
401 
402 
403 /* Reply Descriptors */
404 
405 /* Default Reply Descriptor */
406 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
407 {
408     U8              ReplyFlags;                 /* 0x00 */
409     U8              MSIxIndex;                  /* 0x01 */
410     U16             DescriptorTypeDependent1;   /* 0x02 */
411     U32             DescriptorTypeDependent2;   /* 0x04 */
412 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
413   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
414 
415 /* defines for the ReplyFlags field */
416 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
417 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
418 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
419 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
420 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
421 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
422 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
423 
424 /* values for marking a reply descriptor as unused */
425 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
426 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
427 
428 /* Address Reply Descriptor */
429 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
430 {
431     U8              ReplyFlags;                 /* 0x00 */
432     U8              MSIxIndex;                  /* 0x01 */
433     U16             SMID;                       /* 0x02 */
434     U32             ReplyFrameAddress;          /* 0x04 */
435 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
436   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
437 
438 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
439 
440 
441 /* SCSI IO Success Reply Descriptor */
442 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
443 {
444     U8              ReplyFlags;                 /* 0x00 */
445     U8              MSIxIndex;                  /* 0x01 */
446     U16             SMID;                       /* 0x02 */
447     U16             TaskTag;                    /* 0x04 */
448     U16             Reserved1;                  /* 0x06 */
449 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
450   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
451   Mpi2SCSIIOSuccessReplyDescriptor_t,
452   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
453 
454 
455 /* TargetAssist Success Reply Descriptor */
456 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
457 {
458     U8              ReplyFlags;                 /* 0x00 */
459     U8              MSIxIndex;                  /* 0x01 */
460     U16             SMID;                       /* 0x02 */
461     U8              SequenceNumber;             /* 0x04 */
462     U8              Reserved1;                  /* 0x05 */
463     U16             IoIndex;                    /* 0x06 */
464 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
465   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
466   Mpi2TargetAssistSuccessReplyDescriptor_t,
467   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
468 
469 
470 /* Target Command Buffer Reply Descriptor */
471 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
472 {
473     U8              ReplyFlags;                 /* 0x00 */
474     U8              MSIxIndex;                  /* 0x01 */
475     U8              VP_ID;                      /* 0x02 */
476     U8              Flags;                      /* 0x03 */
477     U16             InitiatorDevHandle;         /* 0x04 */
478     U16             IoIndex;                    /* 0x06 */
479 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
480   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
481   Mpi2TargetCommandBufferReplyDescriptor_t,
482   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
483 
484 /* defines for Flags field */
485 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
486 
487 
488 /* RAID Accelerator Success Reply Descriptor */
489 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
490 {
491     U8              ReplyFlags;                 /* 0x00 */
492     U8              MSIxIndex;                  /* 0x01 */
493     U16             SMID;                       /* 0x02 */
494     U32             Reserved;                   /* 0x04 */
495 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
496   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
497   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
498   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
499 
500 
501 /* union of Reply Descriptors */
502 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
503 {
504     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
505     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
506     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
507     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
508     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
509     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
510     U64                                             Words;
511 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
512   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
513 
514 
515 
516 /*****************************************************************************
517 *
518 *        Message Functions
519 *
520 *****************************************************************************/
521 
522 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
523 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
524 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
525 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
526 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
527 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
528 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
529 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
530 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
531 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
532 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
533 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
534 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
535 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
536 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
537 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
538 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
539 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
540 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
541 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */
542 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
543 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
544 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
545 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
546 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
547 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
548 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
549 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
550 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
551 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
552 
553 
554 
555 /* Doorbell functions */
556 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
557 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
558 
559 
560 /*****************************************************************************
561 *
562 *        IOC Status Values
563 *
564 *****************************************************************************/
565 
566 /* mask for IOCStatus status value */
567 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
568 
569 /****************************************************************************
570 *  Common IOCStatus values for all replies
571 ****************************************************************************/
572 
573 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
574 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
575 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
576 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
577 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
578 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
579 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
580 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
581 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
582 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
583 
584 /****************************************************************************
585 *  Config IOCStatus values
586 ****************************************************************************/
587 
588 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
589 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
590 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
591 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
592 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
593 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
594 
595 /****************************************************************************
596 *  SCSI IO Reply
597 ****************************************************************************/
598 
599 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
600 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
601 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
602 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
603 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
604 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
605 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
606 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
607 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
608 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
609 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
610 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
611 
612 /****************************************************************************
613 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
614 ****************************************************************************/
615 
616 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
617 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
618 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
619 
620 /****************************************************************************
621 *  SCSI Target values
622 ****************************************************************************/
623 
624 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
625 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
626 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
627 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
628 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
629 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
630 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
631 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
632 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
633 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
634 
635 /****************************************************************************
636 *  Serial Attached SCSI values
637 ****************************************************************************/
638 
639 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
640 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
641 
642 /****************************************************************************
643 *  Diagnostic Buffer Post / Diagnostic Release values
644 ****************************************************************************/
645 
646 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
647 
648 /****************************************************************************
649 *  RAID Accelerator values
650 ****************************************************************************/
651 
652 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
653 
654 /****************************************************************************
655 *  IOCStatus flag to indicate that log info is available
656 ****************************************************************************/
657 
658 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
659 
660 /****************************************************************************
661 *  IOCLogInfo Types
662 ****************************************************************************/
663 
664 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
665 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
666 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
667 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
668 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
669 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
670 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
671 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
672 
673 
674 /*****************************************************************************
675 *
676 *        Standard Message Structures
677 *
678 *****************************************************************************/
679 
680 /****************************************************************************
681 * Request Message Header for all request messages
682 ****************************************************************************/
683 
684 typedef struct _MPI2_REQUEST_HEADER
685 {
686     U16             FunctionDependent1;         /* 0x00 */
687     U8              ChainOffset;                /* 0x02 */
688     U8              Function;                   /* 0x03 */
689     U16             FunctionDependent2;         /* 0x04 */
690     U8              FunctionDependent3;         /* 0x06 */
691     U8              MsgFlags;                   /* 0x07 */
692     U8              VP_ID;                      /* 0x08 */
693     U8              VF_ID;                      /* 0x09 */
694     U16             Reserved1;                  /* 0x0A */
695 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
696   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
697 
698 
699 /****************************************************************************
700 *  Default Reply
701 ****************************************************************************/
702 
703 typedef struct _MPI2_DEFAULT_REPLY
704 {
705     U16             FunctionDependent1;         /* 0x00 */
706     U8              MsgLength;                  /* 0x02 */
707     U8              Function;                   /* 0x03 */
708     U16             FunctionDependent2;         /* 0x04 */
709     U8              FunctionDependent3;         /* 0x06 */
710     U8              MsgFlags;                   /* 0x07 */
711     U8              VP_ID;                      /* 0x08 */
712     U8              VF_ID;                      /* 0x09 */
713     U16             Reserved1;                  /* 0x0A */
714     U16             FunctionDependent5;         /* 0x0C */
715     U16             IOCStatus;                  /* 0x0E */
716     U32             IOCLogInfo;                 /* 0x10 */
717 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
718   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
719 
720 
721 /* common version structure/union used in messages and configuration pages */
722 
723 typedef struct _MPI2_VERSION_STRUCT
724 {
725     U8                      Dev;                        /* 0x00 */
726     U8                      Unit;                       /* 0x01 */
727     U8                      Minor;                      /* 0x02 */
728     U8                      Major;                      /* 0x03 */
729 } MPI2_VERSION_STRUCT;
730 
731 typedef union _MPI2_VERSION_UNION
732 {
733     MPI2_VERSION_STRUCT     Struct;
734     U32                     Word;
735 } MPI2_VERSION_UNION;
736 
737 
738 /* LUN field defines, common to many structures */
739 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
740 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
741 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
742 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
743 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
744 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
745 
746 
747 /*****************************************************************************
748 *
749 *        Fusion-MPT MPI Scatter Gather Elements
750 *
751 *****************************************************************************/
752 
753 /****************************************************************************
754 *  MPI Simple Element structures
755 ****************************************************************************/
756 
757 typedef struct _MPI2_SGE_SIMPLE32
758 {
759     U32                     FlagsLength;
760     U32                     Address;
761 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
762   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
763 
764 typedef struct _MPI2_SGE_SIMPLE64
765 {
766     U32                     FlagsLength;
767     U64                     Address;
768 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
769   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
770 
771 typedef struct _MPI2_SGE_SIMPLE_UNION
772 {
773     U32                     FlagsLength;
774     union
775     {
776         U32                 Address32;
777         U64                 Address64;
778     } u;
779 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
780   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
781 
782 
783 /****************************************************************************
784 *  MPI Chain Element structures
785 ****************************************************************************/
786 
787 typedef struct _MPI2_SGE_CHAIN32
788 {
789     U16                     Length;
790     U8                      NextChainOffset;
791     U8                      Flags;
792     U32                     Address;
793 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
794   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
795 
796 typedef struct _MPI2_SGE_CHAIN64
797 {
798     U16                     Length;
799     U8                      NextChainOffset;
800     U8                      Flags;
801     U64                     Address;
802 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
803   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
804 
805 typedef struct _MPI2_SGE_CHAIN_UNION
806 {
807     U16                     Length;
808     U8                      NextChainOffset;
809     U8                      Flags;
810     union
811     {
812         U32                 Address32;
813         U64                 Address64;
814     } u;
815 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
816   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
817 
818 
819 /****************************************************************************
820 *  MPI Transaction Context Element structures
821 ****************************************************************************/
822 
823 typedef struct _MPI2_SGE_TRANSACTION32
824 {
825     U8                      Reserved;
826     U8                      ContextSize;
827     U8                      DetailsLength;
828     U8                      Flags;
829     U32                     TransactionContext[1];
830     U32                     TransactionDetails[1];
831 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
832   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
833 
834 typedef struct _MPI2_SGE_TRANSACTION64
835 {
836     U8                      Reserved;
837     U8                      ContextSize;
838     U8                      DetailsLength;
839     U8                      Flags;
840     U32                     TransactionContext[2];
841     U32                     TransactionDetails[1];
842 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
843   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
844 
845 typedef struct _MPI2_SGE_TRANSACTION96
846 {
847     U8                      Reserved;
848     U8                      ContextSize;
849     U8                      DetailsLength;
850     U8                      Flags;
851     U32                     TransactionContext[3];
852     U32                     TransactionDetails[1];
853 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
854   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
855 
856 typedef struct _MPI2_SGE_TRANSACTION128
857 {
858     U8                      Reserved;
859     U8                      ContextSize;
860     U8                      DetailsLength;
861     U8                      Flags;
862     U32                     TransactionContext[4];
863     U32                     TransactionDetails[1];
864 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
865   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
866 
867 typedef struct _MPI2_SGE_TRANSACTION_UNION
868 {
869     U8                      Reserved;
870     U8                      ContextSize;
871     U8                      DetailsLength;
872     U8                      Flags;
873     union
874     {
875         U32                 TransactionContext32[1];
876         U32                 TransactionContext64[2];
877         U32                 TransactionContext96[3];
878         U32                 TransactionContext128[4];
879     } u;
880     U32                     TransactionDetails[1];
881 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
882   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
883 
884 
885 /****************************************************************************
886 *  MPI SGE union for IO SGL's
887 ****************************************************************************/
888 
889 typedef struct _MPI2_MPI_SGE_IO_UNION
890 {
891     union
892     {
893         MPI2_SGE_SIMPLE_UNION   Simple;
894         MPI2_SGE_CHAIN_UNION    Chain;
895     } u;
896 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
897   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
898 
899 
900 /****************************************************************************
901 *  MPI SGE union for SGL's with Simple and Transaction elements
902 ****************************************************************************/
903 
904 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
905 {
906     union
907     {
908         MPI2_SGE_SIMPLE_UNION       Simple;
909         MPI2_SGE_TRANSACTION_UNION  Transaction;
910     } u;
911 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
912   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
913 
914 
915 /****************************************************************************
916 *  All MPI SGE types union
917 ****************************************************************************/
918 
919 typedef struct _MPI2_MPI_SGE_UNION
920 {
921     union
922     {
923         MPI2_SGE_SIMPLE_UNION       Simple;
924         MPI2_SGE_CHAIN_UNION        Chain;
925         MPI2_SGE_TRANSACTION_UNION  Transaction;
926     } u;
927 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
928   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
929 
930 
931 /****************************************************************************
932 *  MPI SGE field definition and masks
933 ****************************************************************************/
934 
935 /* Flags field bit definitions */
936 
937 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
938 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
939 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
940 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
941 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
942 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
943 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
944 
945 #define MPI2_SGE_FLAGS_SHIFT                    (24)
946 
947 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
948 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
949 
950 /* Element Type */
951 
952 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00)
953 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
954 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30)
955 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
956 
957 /* Address location */
958 
959 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
960 
961 /* Direction */
962 
963 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
964 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
965 
966 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
967 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
968 
969 /* Address Size */
970 
971 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
972 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
973 
974 /* Context Size */
975 
976 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
977 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
978 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
979 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
980 
981 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
982 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
983 
984 /****************************************************************************
985 *  MPI SGE operation Macros
986 ****************************************************************************/
987 
988 /* SIMPLE FlagsLength manipulations... */
989 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
990 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
991 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
992 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
993 
994 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
995 
996 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
997 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
998 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
999 
1000 /* CAUTION - The following are READ-MODIFY-WRITE! */
1001 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1002 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1003 
1004 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1005 
1006 
1007 /*****************************************************************************
1008 *
1009 *        Fusion-MPT IEEE Scatter Gather Elements
1010 *
1011 *****************************************************************************/
1012 
1013 /****************************************************************************
1014 *  IEEE Simple Element structures
1015 ****************************************************************************/
1016 
1017 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1018 {
1019     U32                     Address;
1020     U32                     FlagsLength;
1021 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1022   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1023 
1024 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1025 {
1026     U64                     Address;
1027     U32                     Length;
1028     U16                     Reserved1;
1029     U8                      Reserved2;
1030     U8                      Flags;
1031 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1032   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1033 
1034 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1035 {
1036     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1037     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1038 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1039   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1040 
1041 
1042 /****************************************************************************
1043 *  IEEE Chain Element structures
1044 ****************************************************************************/
1045 
1046 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1047 
1048 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1049 
1050 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1051 {
1052     MPI2_IEEE_SGE_CHAIN32   Chain32;
1053     MPI2_IEEE_SGE_CHAIN64   Chain64;
1054 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1055   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1056 
1057 
1058 /****************************************************************************
1059 *  All IEEE SGE types union
1060 ****************************************************************************/
1061 
1062 typedef struct _MPI2_IEEE_SGE_UNION
1063 {
1064     union
1065     {
1066         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1067         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1068     } u;
1069 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1070   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1071 
1072 
1073 /****************************************************************************
1074 *  IEEE SGE field definitions and masks
1075 ****************************************************************************/
1076 
1077 /* Flags field bit definitions */
1078 
1079 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1080 
1081 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1082 
1083 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1084 
1085 /* Element Type */
1086 
1087 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1088 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1089 
1090 /* Data Location Address Space */
1091 
1092 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1093 #define MPI2_IEEE_SGE_FLAGS_SYSTEM_ADDR         (0x00) /* IEEE Simple Element only */
1094 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* IEEE Simple Element only */
1095 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1096 #define MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR      (0x03) /* IEEE Simple Element only */
1097 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (0x03) /* IEEE Chain Element only */
1098 
1099 /****************************************************************************
1100 *  IEEE SGE operation Macros
1101 ****************************************************************************/
1102 
1103 /* SIMPLE FlagsLength manipulations... */
1104 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1105 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1106 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1107 
1108 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1109 
1110 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1111 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1112 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1113 
1114 /* CAUTION - The following are READ-MODIFY-WRITE! */
1115 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1116 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1117 
1118 
1119 
1120 
1121 /*****************************************************************************
1122 *
1123 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1124 *
1125 *****************************************************************************/
1126 
1127 typedef union _MPI2_SIMPLE_SGE_UNION
1128 {
1129     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1130     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1131 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1132   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1133 
1134 
1135 typedef union _MPI2_SGE_IO_UNION
1136 {
1137     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1138     MPI2_SGE_CHAIN_UNION        MpiChain;
1139     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1140     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1141 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1142   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1143 
1144 
1145 /****************************************************************************
1146 *
1147 *  Values for SGLFlags field, used in many request messages with an SGL
1148 *
1149 ****************************************************************************/
1150 
1151 /* values for MPI SGL Data Location Address Space subfield */
1152 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1153 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1154 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1155 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08)
1156 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C)
1157 /* values for SGL Type subfield */
1158 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1159 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1160 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01)
1161 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1162 
1163 
1164 #endif
1165 
1166