xref: /freebsd/sys/dev/mpr/mpi/mpi2.h (revision ca987d4641cdcd7f27e153db17c5bf064934faf5)
1 /*-
2  * Copyright (c) 2012-2015 LSI Corp.
3  * Copyright (c) 2013-2016 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  * 3. Neither the name of the author nor the names of any co-contributors
15  *    may be used to endorse or promote products derived from this software
16  *    without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD
31  *
32  * $FreeBSD$
33  */
34 
35 /*
36  *  Copyright (c) 2000-2015 LSI Corporation.
37  *  Copyright (c) 2013-2016 Avago Technologies
38  *  All rights reserved.
39  *
40  *
41  *           Name:  mpi2.h
42  *          Title:  MPI Message independent structures and definitions
43  *                  including System Interface Register Set and
44  *                  scatter/gather formats.
45  *  Creation Date:  June 21, 2006
46  *
47  *  mpi2.h Version:  02.00.46
48  *
49  *  NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
50  *        prefix are for use only on MPI v2.5 products, and must not be used
51  *        with MPI v2.0 products. Unless otherwise noted, names beginning with
52  *        MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
53  *
54  *  Version History
55  *  ---------------
56  *
57  *  Date      Version   Description
58  *  --------  --------  ------------------------------------------------------
59  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
60  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
61  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
62  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
63  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
64  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
65  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
66  *                      Added union of request descriptors.
67  *                      Added union of reply descriptors.
68  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
69  *                      Added define for MPI2_VERSION_02_00.
70  *                      Fixed the size of the FunctionDependent5 field in the
71  *                      MPI2_DEFAULT_REPLY structure.
72  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
73  *                      Removed the MPI-defined Fault Codes and extended the
74  *                      product specific codes up to 0xEFFF.
75  *                      Added a sixth key value for the WriteSequence register
76  *                      and changed the flush value to 0x0.
77  *                      Added message function codes for Diagnostic Buffer Post
78  *                      and Diagnsotic Release.
79  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
80  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
81  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
82  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
83  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
84  *                      Added #defines for marking a reply descriptor as unused.
85  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
86  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
87  *                      Moved LUN field defines from mpi2_init.h.
88  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
89  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
90  *                      In all request and reply descriptors, replaced VF_ID
91  *                      field with MSIxIndex field.
92  *                      Removed DevHandle field from
93  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
94  *                      bytes reserved.
95  *                      Added RAID Accelerator functionality.
96  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
97  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
98  *                      Added MSI-x index mask and shift for Reply Post Host
99  *                      Index register.
100  *                      Added function code for Host Based Discovery Action.
101  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
102  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
103  *                      Added defines for product-specific range of message
104  *                      function codes, 0xF0 to 0xFF.
105  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
106  *                      Added alternative defines for the SGE Direction bit.
107  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
108  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
109  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
110  *  02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.
111  *                      Added MPI2_FUNCTION_SEND_HOST_MESSAGE.
112  *  03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.
113  *  05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.
114  *  08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.
115  *  11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.
116  *                      Incorporating additions for MPI v2.5.
117  *  02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.
118  *  03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.
119  *                      Added Hard Reset delay timings.
120  *  07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.
121  *  07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.
122  *  11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.
123  *  12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.
124  *                      Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.
125  *  04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.
126  *  04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.
127  *  08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.
128  *  12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.
129  *  01-08-14  02.00.34  Bumped MPI2_HEADER_VERSION_UNIT.
130  *  06-13-14  02.00.35  Bumped MPI2_HEADER_VERSION_UNIT.
131  *  11-18-14  02.00.36  Updated copyright information.
132  *                      Bumped MPI2_HEADER_VERSION_UNIT.
133  *  03-16-15  02.00.37  Updated for MPI v2.6.
134  *                      Bumped MPI2_HEADER_VERSION_UNIT.
135  *                      Added Scratchpad registers and
136  *                      AtomicRequestDescriptorPost register to
137  *                      MPI2_SYSTEM_INTERFACE_REGS.
138  *                      Added MPI2_DIAG_SBR_RELOAD.
139  *                      Added MPI2_IOCSTATUS_INSUFFICIENT_POWER.
140  *  03-19-15  02.00.38  Bumped MPI2_HEADER_VERSION_UNIT.
141  *  05-25-15  02.00.39  Bumped MPI2_HEADER_VERSION_UNIT
142  *  08-25-15  02.00.40  Bumped MPI2_HEADER_VERSION_UNIT.
143  *                      Added V7 HostDiagnostic register defines
144  *  12-15-15  02.00.41  Bumped MPI_HEADER_VERSION_UNIT
145  *  01-01-16  02.00.42  Bumped MPI_HEADER_VERSION_UNIT
146  *  04-05-16  02.00.43  Modified  MPI26_DIAG_BOOT_DEVICE_SELECT defines
147  *                      to be unique within first 32 characters.
148  *                      Removed AHCI support.
149  *                      Removed SOP support.
150  *                      Bumped MPI2_HEADER_VERSION_UNIT.
151  *  04-10-16  02.00.44  Bumped MPI2_HEADER_VERSION_UNIT.
152  *  07-06-16  02.00.45  Bumped MPI2_HEADER_VERSION_UNIT.
153  *  09-02-16  02.00.46  Bumped MPI2_HEADER_VERSION_UNIT.
154  *  --------------------------------------------------------------------------
155  */
156 
157 #ifndef MPI2_H
158 #define MPI2_H
159 
160 
161 /*****************************************************************************
162 *
163 *        MPI Version Definitions
164 *
165 *****************************************************************************/
166 
167 #define MPI2_VERSION_MAJOR_MASK             (0xFF00)
168 #define MPI2_VERSION_MAJOR_SHIFT            (8)
169 #define MPI2_VERSION_MINOR_MASK             (0x00FF)
170 #define MPI2_VERSION_MINOR_SHIFT            (0)
171 
172 /* major version for all MPI v2.x */
173 #define MPI2_VERSION_MAJOR                  (0x02)
174 
175 /* minor version for MPI v2.0 compatible products */
176 #define MPI2_VERSION_MINOR                  (0x00)
177 #define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
178                                       MPI2_VERSION_MINOR)
179 #define MPI2_VERSION_02_00                  (0x0200)
180 
181 
182 /* minor version for MPI v2.5 compatible products */
183 #define MPI25_VERSION_MINOR                 (0x05)
184 #define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
185                                       MPI25_VERSION_MINOR)
186 #define MPI2_VERSION_02_05                  (0x0205)
187 
188 
189 /* minor version for MPI v2.6 compatible products */
190 #define MPI26_VERSION_MINOR                 (0x06)
191 #define MPI26_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
192                                       MPI26_VERSION_MINOR)
193 #define MPI2_VERSION_02_06                  (0x0206)
194 
195 
196 /* Unit and Dev versioning for this MPI header set */
197 #define MPI2_HEADER_VERSION_UNIT            (0x2E)
198 #define MPI2_HEADER_VERSION_DEV             (0x00)
199 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
200 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
201 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
202 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
203 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
204 
205 
206 /*****************************************************************************
207 *
208 *        IOC State Definitions
209 *
210 *****************************************************************************/
211 
212 #define MPI2_IOC_STATE_RESET               (0x00000000)
213 #define MPI2_IOC_STATE_READY               (0x10000000)
214 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
215 #define MPI2_IOC_STATE_FAULT               (0x40000000)
216 
217 #define MPI2_IOC_STATE_MASK                (0xF0000000)
218 #define MPI2_IOC_STATE_SHIFT               (28)
219 
220 /* Fault state range for prodcut specific codes */
221 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
222 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
223 
224 
225 /*****************************************************************************
226 *
227 *        System Interface Register Definitions
228 *
229 *****************************************************************************/
230 
231 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
232 {
233     U32         Doorbell;                   /* 0x00 */
234     U32         WriteSequence;              /* 0x04 */
235     U32         HostDiagnostic;             /* 0x08 */
236     U32         Reserved1;                  /* 0x0C */
237     U32         DiagRWData;                 /* 0x10 */
238     U32         DiagRWAddressLow;           /* 0x14 */
239     U32         DiagRWAddressHigh;          /* 0x18 */
240     U32         Reserved2[5];               /* 0x1C */
241     U32         HostInterruptStatus;        /* 0x30 */
242     U32         HostInterruptMask;          /* 0x34 */
243     U32         DCRData;                    /* 0x38 */
244     U32         DCRAddress;                 /* 0x3C */
245     U32         Reserved3[2];               /* 0x40 */
246     U32         ReplyFreeHostIndex;         /* 0x48 */
247     U32         Reserved4[8];               /* 0x4C */
248     U32         ReplyPostHostIndex;         /* 0x6C */
249     U32         Reserved5;                  /* 0x70 */
250     U32         HCBSize;                    /* 0x74 */
251     U32         HCBAddressLow;              /* 0x78 */
252     U32         HCBAddressHigh;             /* 0x7C */
253     U32         Reserved6[12];              /* 0x80 */
254     U32         Scratchpad[4];              /* 0xB0 */
255     U32         RequestDescriptorPostLow;   /* 0xC0 */
256     U32         RequestDescriptorPostHigh;  /* 0xC4 */
257     U32         AtomicRequestDescriptorPost;/* 0xC8 */ /* MPI v2.6 and later; reserved in earlier versions */
258     U32         Reserved7[13];              /* 0xCC */
259 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
260   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
261 
262 /*
263  * Defines for working with the Doorbell register.
264  */
265 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
266 
267 /* IOC --> System values */
268 #define MPI2_DOORBELL_USED                      (0x08000000)
269 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
270 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
271 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
272 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
273 
274 /* System --> IOC values */
275 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
276 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
277 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
278 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
279 
280 
281 /*
282  * Defines for the WriteSequence register
283  */
284 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
285 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
286 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
287 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
288 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
289 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
290 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
291 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
292 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
293 
294 /*
295  * Defines for the HostDiagnostic register
296  */
297 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
298 
299 #define MPI2_DIAG_SBR_RELOAD                    (0x00002000)
300 
301 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
302 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
303 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
304 
305 /* Defines for V7A/V7R HostDiagnostic Register */
306 #define MPI26_DIAG_BOOT_DEVICE_SEL_64FLASH      (0x00000000)
307 #define MPI26_DIAG_BOOT_DEVICE_SEL_64HCDW       (0x00000800)
308 #define MPI26_DIAG_BOOT_DEVICE_SEL_32FLASH      (0x00001000)
309 #define MPI26_DIAG_BOOT_DEVICE_SEL_32HCDW       (0x00001800)
310 
311 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
312 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
313 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
314 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
315 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
316 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
317 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
318 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
319 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
320 
321 /*
322  * Offsets for DiagRWData and address
323  */
324 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
325 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
326 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
327 
328 /*
329  * Defines for the HostInterruptStatus register
330  */
331 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
332 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
333 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
334 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
335 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
336 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
337 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
338 
339 /*
340  * Defines for the HostInterruptMask register
341  */
342 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
343 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
344 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
345 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
346 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
347 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
348 
349 /*
350  * Offsets for DCRData and address
351  */
352 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
353 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
354 
355 /*
356  * Offset for the Reply Free Queue
357  */
358 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
359 
360 /*
361  * Defines for the Reply Descriptor Post Queue
362  */
363 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
364 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
365 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
366 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
367 #define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /* MPI v2.5 only */
368 
369 
370 /*
371  * Defines for the HCBSize and address
372  */
373 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
374 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
375 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
376 
377 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
378 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
379 
380 /*
381  * Offsets for the Scratchpad registers
382  */
383 #define MPI26_SCRATCHPAD0_OFFSET                (0x000000B0)
384 #define MPI26_SCRATCHPAD1_OFFSET                (0x000000B4)
385 #define MPI26_SCRATCHPAD2_OFFSET                (0x000000B8)
386 #define MPI26_SCRATCHPAD3_OFFSET                (0x000000BC)
387 
388 /*
389  * Offsets for the Request Descriptor Post Queue
390  */
391 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
392 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
393 #define MPI26_ATOMIC_REQUEST_DESCRIPTOR_POST_OFFSET (0x000000C8)
394 
395 
396 /* Hard Reset delay timings */
397 #define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)
398 #define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)
399 #define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)
400 
401 /*****************************************************************************
402 *
403 *        Message Descriptors
404 *
405 *****************************************************************************/
406 
407 /* Request Descriptors */
408 
409 /* Default Request Descriptor */
410 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
411 {
412     U8              RequestFlags;               /* 0x00 */
413     U8              MSIxIndex;                  /* 0x01 */
414     U16             SMID;                       /* 0x02 */
415     U16             LMID;                       /* 0x04 */
416     U16             DescriptorTypeDependent;    /* 0x06 */
417 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
418   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
419   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
420 
421 /* defines for the RequestFlags field */
422 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x1E)
423 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_RSHIFT             (1)    /* use carefully; values below are pre-shifted left */
424 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
425 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
426 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
427 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
428 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
429 #define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)
430 #define MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED      (0x10)
431 
432 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
433 
434 
435 /* High Priority Request Descriptor */
436 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
437 {
438     U8              RequestFlags;               /* 0x00 */
439     U8              MSIxIndex;                  /* 0x01 */
440     U16             SMID;                       /* 0x02 */
441     U16             LMID;                       /* 0x04 */
442     U16             Reserved1;                  /* 0x06 */
443 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
444   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
445   Mpi2HighPriorityRequestDescriptor_t,
446   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
447 
448 
449 /* SCSI IO Request Descriptor */
450 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
451 {
452     U8              RequestFlags;               /* 0x00 */
453     U8              MSIxIndex;                  /* 0x01 */
454     U16             SMID;                       /* 0x02 */
455     U16             LMID;                       /* 0x04 */
456     U16             DevHandle;                  /* 0x06 */
457 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
458   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
459   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
460 
461 
462 /* SCSI Target Request Descriptor */
463 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
464 {
465     U8              RequestFlags;               /* 0x00 */
466     U8              MSIxIndex;                  /* 0x01 */
467     U16             SMID;                       /* 0x02 */
468     U16             LMID;                       /* 0x04 */
469     U16             IoIndex;                    /* 0x06 */
470 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
471   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
472   Mpi2SCSITargetRequestDescriptor_t,
473   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
474 
475 
476 /* RAID Accelerator Request Descriptor */
477 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
478 {
479     U8              RequestFlags;               /* 0x00 */
480     U8              MSIxIndex;                  /* 0x01 */
481     U16             SMID;                       /* 0x02 */
482     U16             LMID;                       /* 0x04 */
483     U16             Reserved;                   /* 0x06 */
484 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
485   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
486   Mpi2RAIDAcceleratorRequestDescriptor_t,
487   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
488 
489 
490 /* Fast Path SCSI IO Request Descriptor */
491 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
492     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
493     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
494     Mpi25FastPathSCSIIORequestDescriptor_t,
495     MPI2_POINTER pMpi25FastPathSCSIIORequestDescriptor_t;
496 
497 
498 /* PCIe Encapsulated Request Descriptor */
499 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
500     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
501     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
502     Mpi26PCIeEncapsulatedRequestDescriptor_t,
503     MPI2_POINTER pMpi26PCIeEncapsulatedRequestDescriptor_t;
504 
505 
506 /* union of Request Descriptors */
507 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
508 {
509     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
510     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
511     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
512     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
513     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
514     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR         FastPathSCSIIO;
515     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR  PCIeEncapsulated;
516     U64                                         Words;
517 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
518   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
519 
520 
521 /* Atomic Request Descriptors */
522 
523 /*
524  * All Atomic Request Descriptors have the same format, so the following
525  * structure is used for all Atomic Request Descriptors:
526  *      Atomic Default Request Descriptor
527  *      Atomic High Priority Request Descriptor
528  *      Atomic SCSI IO Request Descriptor
529  *      Atomic SCSI Target Request Descriptor
530  *      Atomic RAID Accelerator Request Descriptor
531  *      Atomic Fast Path SCSI IO Request Descriptor
532  *      Atomic PCIe Encapsulated Request Descriptor
533  */
534 
535 /* Atomic Request Descriptor */
536 typedef struct _MPI26_ATOMIC_REQUEST_DESCRIPTOR
537 {
538     U8              RequestFlags;               /* 0x00 */
539     U8              MSIxIndex;                  /* 0x01 */
540     U16             SMID;                       /* 0x02 */
541 } MPI26_ATOMIC_REQUEST_DESCRIPTOR,
542   MPI2_POINTER PTR_MPI26_ATOMIC_REQUEST_DESCRIPTOR,
543   Mpi26AtomicRequestDescriptor_t, MPI2_POINTER pMpi26AtomicRequestDescriptor_t;
544 
545 /* for the RequestFlags field, use the same defines as MPI2_DEFAULT_REQUEST_DESCRIPTOR */
546 
547 
548 /* Reply Descriptors */
549 
550 /* Default Reply Descriptor */
551 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
552 {
553     U8              ReplyFlags;                 /* 0x00 */
554     U8              MSIxIndex;                  /* 0x01 */
555     U16             DescriptorTypeDependent1;   /* 0x02 */
556     U32             DescriptorTypeDependent2;   /* 0x04 */
557 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
558   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
559 
560 /* defines for the ReplyFlags field */
561 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
562 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
563 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
564 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
565 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
566 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
567 #define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)
568 #define MPI26_RPY_DESCRIPT_FLAGS_PCIE_ENCAPSULATED_SUCCESS  (0x08)
569 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
570 
571 /* values for marking a reply descriptor as unused */
572 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
573 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
574 
575 /* Address Reply Descriptor */
576 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
577 {
578     U8              ReplyFlags;                 /* 0x00 */
579     U8              MSIxIndex;                  /* 0x01 */
580     U16             SMID;                       /* 0x02 */
581     U32             ReplyFrameAddress;          /* 0x04 */
582 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
583   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
584 
585 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
586 
587 
588 /* SCSI IO Success Reply Descriptor */
589 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
590 {
591     U8              ReplyFlags;                 /* 0x00 */
592     U8              MSIxIndex;                  /* 0x01 */
593     U16             SMID;                       /* 0x02 */
594     U16             TaskTag;                    /* 0x04 */
595     U16             Reserved1;                  /* 0x06 */
596 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
597   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
598   Mpi2SCSIIOSuccessReplyDescriptor_t,
599   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
600 
601 
602 /* TargetAssist Success Reply Descriptor */
603 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
604 {
605     U8              ReplyFlags;                 /* 0x00 */
606     U8              MSIxIndex;                  /* 0x01 */
607     U16             SMID;                       /* 0x02 */
608     U8              SequenceNumber;             /* 0x04 */
609     U8              Reserved1;                  /* 0x05 */
610     U16             IoIndex;                    /* 0x06 */
611 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
612   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
613   Mpi2TargetAssistSuccessReplyDescriptor_t,
614   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
615 
616 
617 /* Target Command Buffer Reply Descriptor */
618 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
619 {
620     U8              ReplyFlags;                 /* 0x00 */
621     U8              MSIxIndex;                  /* 0x01 */
622     U8              VP_ID;                      /* 0x02 */
623     U8              Flags;                      /* 0x03 */
624     U16             InitiatorDevHandle;         /* 0x04 */
625     U16             IoIndex;                    /* 0x06 */
626 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
627   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
628   Mpi2TargetCommandBufferReplyDescriptor_t,
629   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
630 
631 /* defines for Flags field */
632 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
633 
634 
635 /* RAID Accelerator Success Reply Descriptor */
636 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
637 {
638     U8              ReplyFlags;                 /* 0x00 */
639     U8              MSIxIndex;                  /* 0x01 */
640     U16             SMID;                       /* 0x02 */
641     U32             Reserved;                   /* 0x04 */
642 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
643   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
644   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
645   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
646 
647 
648 /* Fast Path SCSI IO Success Reply Descriptor */
649 typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
650     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
651     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
652     Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,
653     MPI2_POINTER pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;
654 
655 
656 /* PCIe Encapsulated Success Reply Descriptor */
657 typedef MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
658     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
659     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
660     Mpi26PCIeEncapsulatedSuccessReplyDescriptor_t,
661     MPI2_POINTER pMpi26PCIeEncapsulatedSuccessReplyDescriptor_t;
662 
663 
664 /* union of Reply Descriptors */
665 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
666 {
667     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
668     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
669     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
670     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
671     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
672     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
673     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       FastPathSCSIIOSuccess;
674     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR    PCIeEncapsulatedSuccess;
675     U64                                             Words;
676 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
677   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
678 
679 
680 
681 /*****************************************************************************
682 *
683 *        Message Functions
684 *
685 *****************************************************************************/
686 
687 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
688 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
689 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
690 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
691 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
692 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
693 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
694 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
695 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
696 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
697 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
698 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
699 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
700 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
701 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
702 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
703 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
704 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
705 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
706 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */ /* for MPI v2.5 and earlier */
707 #define MPI2_FUNCTION_IO_UNIT_CONTROL               (0x1B) /* IO Unit Control */     /* for MPI v2.6 and later */
708 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
709 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
710 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
711 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
712 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
713 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
714 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
715 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
716 #define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31) /* Send Host Message */
717 #define MPI2_FUNCTION_NVME_ENCAPSULATED             (0x33) /* NVMe Encapsulated (MPI v2.6) */
718 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
719 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
720 
721 
722 
723 /* Doorbell functions */
724 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
725 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
726 
727 
728 /*****************************************************************************
729 *
730 *        IOC Status Values
731 *
732 *****************************************************************************/
733 
734 /* mask for IOCStatus status value */
735 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
736 
737 /****************************************************************************
738 *  Common IOCStatus values for all replies
739 ****************************************************************************/
740 
741 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
742 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
743 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
744 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
745 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
746 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
747 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
748 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
749 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
750 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
751 #define MPI2_IOCSTATUS_INSUFFICIENT_POWER           (0x000A) /* MPI v2.6 and later */
752 
753 /****************************************************************************
754 *  Config IOCStatus values
755 ****************************************************************************/
756 
757 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
758 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
759 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
760 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
761 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
762 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
763 
764 /****************************************************************************
765 *  SCSI IO Reply
766 ****************************************************************************/
767 
768 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
769 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
770 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
771 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
772 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
773 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
774 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
775 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
776 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
777 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
778 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
779 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
780 
781 /****************************************************************************
782 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
783 ****************************************************************************/
784 
785 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
786 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
787 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
788 
789 /****************************************************************************
790 *  SCSI Target values
791 ****************************************************************************/
792 
793 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
794 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
795 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
796 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
797 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
798 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
799 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
800 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
801 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
802 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
803 
804 /****************************************************************************
805 *  Serial Attached SCSI values
806 ****************************************************************************/
807 
808 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
809 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
810 
811 /****************************************************************************
812 *  Diagnostic Buffer Post / Diagnostic Release values
813 ****************************************************************************/
814 
815 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
816 
817 /****************************************************************************
818 *  RAID Accelerator values
819 ****************************************************************************/
820 
821 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
822 
823 /****************************************************************************
824 *  IOCStatus flag to indicate that log info is available
825 ****************************************************************************/
826 
827 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
828 
829 /****************************************************************************
830 *  IOCLogInfo Types
831 ****************************************************************************/
832 
833 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
834 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
835 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
836 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
837 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
838 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
839 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
840 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
841 
842 
843 /*****************************************************************************
844 *
845 *        Standard Message Structures
846 *
847 *****************************************************************************/
848 
849 /****************************************************************************
850 * Request Message Header for all request messages
851 ****************************************************************************/
852 
853 typedef struct _MPI2_REQUEST_HEADER
854 {
855     U16             FunctionDependent1;         /* 0x00 */
856     U8              ChainOffset;                /* 0x02 */
857     U8              Function;                   /* 0x03 */
858     U16             FunctionDependent2;         /* 0x04 */
859     U8              FunctionDependent3;         /* 0x06 */
860     U8              MsgFlags;                   /* 0x07 */
861     U8              VP_ID;                      /* 0x08 */
862     U8              VF_ID;                      /* 0x09 */
863     U16             Reserved1;                  /* 0x0A */
864 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
865   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
866 
867 
868 /****************************************************************************
869 *  Default Reply
870 ****************************************************************************/
871 
872 typedef struct _MPI2_DEFAULT_REPLY
873 {
874     U16             FunctionDependent1;         /* 0x00 */
875     U8              MsgLength;                  /* 0x02 */
876     U8              Function;                   /* 0x03 */
877     U16             FunctionDependent2;         /* 0x04 */
878     U8              FunctionDependent3;         /* 0x06 */
879     U8              MsgFlags;                   /* 0x07 */
880     U8              VP_ID;                      /* 0x08 */
881     U8              VF_ID;                      /* 0x09 */
882     U16             Reserved1;                  /* 0x0A */
883     U16             FunctionDependent5;         /* 0x0C */
884     U16             IOCStatus;                  /* 0x0E */
885     U32             IOCLogInfo;                 /* 0x10 */
886 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
887   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
888 
889 
890 /* common version structure/union used in messages and configuration pages */
891 
892 typedef struct _MPI2_VERSION_STRUCT
893 {
894     U8                      Dev;                        /* 0x00 */
895     U8                      Unit;                       /* 0x01 */
896     U8                      Minor;                      /* 0x02 */
897     U8                      Major;                      /* 0x03 */
898 } MPI2_VERSION_STRUCT;
899 
900 typedef union _MPI2_VERSION_UNION
901 {
902     MPI2_VERSION_STRUCT     Struct;
903     U32                     Word;
904 } MPI2_VERSION_UNION;
905 
906 
907 /* LUN field defines, common to many structures */
908 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
909 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
910 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
911 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
912 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
913 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
914 
915 
916 /*****************************************************************************
917 *
918 *        Fusion-MPT MPI Scatter Gather Elements
919 *
920 *****************************************************************************/
921 
922 /****************************************************************************
923 *  MPI Simple Element structures
924 ****************************************************************************/
925 
926 typedef struct _MPI2_SGE_SIMPLE32
927 {
928     U32                     FlagsLength;
929     U32                     Address;
930 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
931   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
932 
933 typedef struct _MPI2_SGE_SIMPLE64
934 {
935     U32                     FlagsLength;
936     U64                     Address;
937 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
938   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
939 
940 typedef struct _MPI2_SGE_SIMPLE_UNION
941 {
942     U32                     FlagsLength;
943     union
944     {
945         U32                 Address32;
946         U64                 Address64;
947     } u;
948 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
949   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
950 
951 
952 /****************************************************************************
953 *  MPI Chain Element structures - for MPI v2.0 products only
954 ****************************************************************************/
955 
956 typedef struct _MPI2_SGE_CHAIN32
957 {
958     U16                     Length;
959     U8                      NextChainOffset;
960     U8                      Flags;
961     U32                     Address;
962 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
963   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
964 
965 typedef struct _MPI2_SGE_CHAIN64
966 {
967     U16                     Length;
968     U8                      NextChainOffset;
969     U8                      Flags;
970     U64                     Address;
971 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
972   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
973 
974 typedef struct _MPI2_SGE_CHAIN_UNION
975 {
976     U16                     Length;
977     U8                      NextChainOffset;
978     U8                      Flags;
979     union
980     {
981         U32                 Address32;
982         U64                 Address64;
983     } u;
984 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
985   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
986 
987 
988 /****************************************************************************
989 *  MPI Transaction Context Element structures - for MPI v2.0 products only
990 ****************************************************************************/
991 
992 typedef struct _MPI2_SGE_TRANSACTION32
993 {
994     U8                      Reserved;
995     U8                      ContextSize;
996     U8                      DetailsLength;
997     U8                      Flags;
998     U32                     TransactionContext[1];
999     U32                     TransactionDetails[1];
1000 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
1001   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
1002 
1003 typedef struct _MPI2_SGE_TRANSACTION64
1004 {
1005     U8                      Reserved;
1006     U8                      ContextSize;
1007     U8                      DetailsLength;
1008     U8                      Flags;
1009     U32                     TransactionContext[2];
1010     U32                     TransactionDetails[1];
1011 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
1012   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
1013 
1014 typedef struct _MPI2_SGE_TRANSACTION96
1015 {
1016     U8                      Reserved;
1017     U8                      ContextSize;
1018     U8                      DetailsLength;
1019     U8                      Flags;
1020     U32                     TransactionContext[3];
1021     U32                     TransactionDetails[1];
1022 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
1023   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
1024 
1025 typedef struct _MPI2_SGE_TRANSACTION128
1026 {
1027     U8                      Reserved;
1028     U8                      ContextSize;
1029     U8                      DetailsLength;
1030     U8                      Flags;
1031     U32                     TransactionContext[4];
1032     U32                     TransactionDetails[1];
1033 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
1034   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
1035 
1036 typedef struct _MPI2_SGE_TRANSACTION_UNION
1037 {
1038     U8                      Reserved;
1039     U8                      ContextSize;
1040     U8                      DetailsLength;
1041     U8                      Flags;
1042     union
1043     {
1044         U32                 TransactionContext32[1];
1045         U32                 TransactionContext64[2];
1046         U32                 TransactionContext96[3];
1047         U32                 TransactionContext128[4];
1048     } u;
1049     U32                     TransactionDetails[1];
1050 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
1051   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
1052 
1053 
1054 /****************************************************************************
1055 *  MPI SGE union for IO SGL's - for MPI v2.0 products only
1056 ****************************************************************************/
1057 
1058 typedef struct _MPI2_MPI_SGE_IO_UNION
1059 {
1060     union
1061     {
1062         MPI2_SGE_SIMPLE_UNION   Simple;
1063         MPI2_SGE_CHAIN_UNION    Chain;
1064     } u;
1065 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
1066   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
1067 
1068 
1069 /****************************************************************************
1070 *  MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only
1071 ****************************************************************************/
1072 
1073 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
1074 {
1075     union
1076     {
1077         MPI2_SGE_SIMPLE_UNION       Simple;
1078         MPI2_SGE_TRANSACTION_UNION  Transaction;
1079     } u;
1080 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
1081   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
1082 
1083 
1084 /****************************************************************************
1085 *  All MPI SGE types union
1086 ****************************************************************************/
1087 
1088 typedef struct _MPI2_MPI_SGE_UNION
1089 {
1090     union
1091     {
1092         MPI2_SGE_SIMPLE_UNION       Simple;
1093         MPI2_SGE_CHAIN_UNION        Chain;
1094         MPI2_SGE_TRANSACTION_UNION  Transaction;
1095     } u;
1096 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
1097   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
1098 
1099 
1100 /****************************************************************************
1101 *  MPI SGE field definition and masks
1102 ****************************************************************************/
1103 
1104 /* Flags field bit definitions */
1105 
1106 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
1107 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
1108 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
1109 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
1110 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
1111 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
1112 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
1113 
1114 #define MPI2_SGE_FLAGS_SHIFT                    (24)
1115 
1116 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
1117 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
1118 
1119 /* Element Type */
1120 
1121 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00) /* for MPI v2.0 products only */
1122 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
1123 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30) /* for MPI v2.0 products only */
1124 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
1125 
1126 /* Address location */
1127 
1128 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
1129 
1130 /* Direction */
1131 
1132 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
1133 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
1134 
1135 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
1136 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
1137 
1138 /* Address Size */
1139 
1140 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
1141 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
1142 
1143 /* Context Size */
1144 
1145 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
1146 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
1147 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
1148 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
1149 
1150 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
1151 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
1152 
1153 /****************************************************************************
1154 *  MPI SGE operation Macros
1155 ****************************************************************************/
1156 
1157 /* SIMPLE FlagsLength manipulations... */
1158 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
1159 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
1160 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
1161 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
1162 
1163 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
1164 
1165 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
1166 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
1167 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
1168 
1169 /* CAUTION - The following are READ-MODIFY-WRITE! */
1170 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1171 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1172 
1173 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1174 
1175 
1176 /*****************************************************************************
1177 *
1178 *        Fusion-MPT IEEE Scatter Gather Elements
1179 *
1180 *****************************************************************************/
1181 
1182 /****************************************************************************
1183 *  IEEE Simple Element structures
1184 ****************************************************************************/
1185 
1186 /* MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */
1187 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1188 {
1189     U32                     Address;
1190     U32                     FlagsLength;
1191 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1192   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1193 
1194 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1195 {
1196     U64                     Address;
1197     U32                     Length;
1198     U16                     Reserved1;
1199     U8                      Reserved2;
1200     U8                      Flags;
1201 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1202   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1203 
1204 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1205 {
1206     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1207     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1208 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1209   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1210 
1211 
1212 /****************************************************************************
1213 *  IEEE Chain Element structures
1214 ****************************************************************************/
1215 
1216 /* MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */
1217 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1218 
1219 /* MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */
1220 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1221 
1222 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1223 {
1224     MPI2_IEEE_SGE_CHAIN32   Chain32;
1225     MPI2_IEEE_SGE_CHAIN64   Chain64;
1226 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1227   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1228 
1229 /* MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 and later */
1230 typedef struct _MPI25_IEEE_SGE_CHAIN64
1231 {
1232     U64                     Address;
1233     U32                     Length;
1234     U16                     Reserved1;
1235     U8                      NextChainOffset;
1236     U8                      Flags;
1237 } MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
1238   Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
1239 
1240 
1241 /****************************************************************************
1242 *  All IEEE SGE types union
1243 ****************************************************************************/
1244 
1245 /* MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */
1246 typedef struct _MPI2_IEEE_SGE_UNION
1247 {
1248     union
1249     {
1250         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1251         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1252     } u;
1253 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1254   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1255 
1256 
1257 /****************************************************************************
1258 *  IEEE SGE union for IO SGL's
1259 ****************************************************************************/
1260 
1261 typedef union _MPI25_SGE_IO_UNION
1262 {
1263     MPI2_IEEE_SGE_SIMPLE64      IeeeSimple;
1264     MPI25_IEEE_SGE_CHAIN64      IeeeChain;
1265 } MPI25_SGE_IO_UNION, MPI2_POINTER PTR_MPI25_SGE_IO_UNION,
1266   Mpi25SGEIOUnion_t, MPI2_POINTER pMpi25SGEIOUnion_t;
1267 
1268 
1269 /****************************************************************************
1270 *  IEEE SGE field definitions and masks
1271 ****************************************************************************/
1272 
1273 /* Flags field bit definitions */
1274 
1275 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1276 #define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)
1277 
1278 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1279 
1280 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1281 
1282 /* Element Type */
1283 
1284 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1285 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1286 
1287 /* Next Segment Format */
1288 
1289 #define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)
1290 #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)
1291 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)
1292 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)
1293 
1294 /* Data Location Address Space */
1295 
1296 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1297 #define MPI2_IEEE_SGE_FLAGS_SYSTEM_ADDR         (0x00) /* for MPI v2.0, use in IEEE Simple Element only; for MPI v2.5 and later, use in IEEE Simple or Chain element */
1298 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* use in IEEE Simple Element only */
1299 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1300 #define MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR      (0x03) /* for MPI v2.0, use in IEEE Simple Element only; for MPI v2.5, use in IEEE Simple or Chain element */
1301 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03) /* use in MPI v2.0 IEEE Chain Element only */
1302 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR) /* typo in name */
1303 
1304 #define MPI26_IEEE_SGE_FLAGS_IOCCTL_ADDR        (0x02) /* for MPI v2.6 only */
1305 
1306 /****************************************************************************
1307 *  IEEE SGE operation Macros
1308 ****************************************************************************/
1309 
1310 /* SIMPLE FlagsLength manipulations... */
1311 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1312 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1313 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1314 
1315 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1316 
1317 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1318 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1319 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1320 
1321 /* CAUTION - The following are READ-MODIFY-WRITE! */
1322 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1323 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1324 
1325 
1326 
1327 /*****************************************************************************
1328 *
1329 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1330 *
1331 *****************************************************************************/
1332 
1333 typedef union _MPI2_SIMPLE_SGE_UNION
1334 {
1335     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1336     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1337 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1338   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1339 
1340 
1341 typedef union _MPI2_SGE_IO_UNION
1342 {
1343     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1344     MPI2_SGE_CHAIN_UNION        MpiChain;
1345     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1346     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1347 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1348   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1349 
1350 
1351 /****************************************************************************
1352 *
1353 *  Values for SGLFlags field, used in many request messages with an SGL
1354 *
1355 ****************************************************************************/
1356 
1357 /* values for MPI SGL Data Location Address Space subfield */
1358 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1359 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1360 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1361 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08) /* only for MPI v2.5 and earlier */
1362 #define MPI26_SGLFLAGS_IOCPLB_ADDRESS_SPACE         (0x08) /* only for MPI v2.6 */
1363 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C) /* only for MPI v2.5 and earlier */
1364 /* values for SGL Type subfield */
1365 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1366 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1367 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01) /* MPI v2.0 products only */
1368 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1369 
1370 
1371 #endif
1372 
1373