xref: /freebsd/sys/dev/mpr/mpi/mpi2.h (revision b88cc53d4ddda4486683ee2121f131b10ed21c30)
1 /*-
2  *  Copyright 2000-2020 Broadcom Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  * 3. Neither the name of the author nor the names of any co-contributors
13  *    may be used to endorse or promote products derived from this software
14  *    without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * Broadcom Inc. (LSI) MPT-Fusion Host Adapter FreeBSD
29  *
30  * $FreeBSD$
31  */
32 
33 /*
34  *  Copyright 2000-2020 Broadcom Inc. All rights reserved.
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:  02.00.52
44  *
45  *  NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
46  *        prefix are for use only on MPI v2.5 products, and must not be used
47  *        with MPI v2.0 products. Unless otherwise noted, names beginning with
48  *        MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
49  *
50  *  Version History
51  *  ---------------
52  *
53  *  Date      Version   Description
54  *  --------  --------  ------------------------------------------------------
55  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
56  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
57  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
58  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
59  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
60  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
61  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
62  *                      Added union of request descriptors.
63  *                      Added union of reply descriptors.
64  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
65  *                      Added define for MPI2_VERSION_02_00.
66  *                      Fixed the size of the FunctionDependent5 field in the
67  *                      MPI2_DEFAULT_REPLY structure.
68  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
69  *                      Removed the MPI-defined Fault Codes and extended the
70  *                      product specific codes up to 0xEFFF.
71  *                      Added a sixth key value for the WriteSequence register
72  *                      and changed the flush value to 0x0.
73  *                      Added message function codes for Diagnostic Buffer Post
74  *                      and Diagnsotic Release.
75  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
76  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
77  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
78  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
79  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
80  *                      Added #defines for marking a reply descriptor as unused.
81  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
82  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
83  *                      Moved LUN field defines from mpi2_init.h.
84  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
85  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
86  *                      In all request and reply descriptors, replaced VF_ID
87  *                      field with MSIxIndex field.
88  *                      Removed DevHandle field from
89  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
90  *                      bytes reserved.
91  *                      Added RAID Accelerator functionality.
92  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
93  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
94  *                      Added MSI-x index mask and shift for Reply Post Host
95  *                      Index register.
96  *                      Added function code for Host Based Discovery Action.
97  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
98  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
99  *                      Added defines for product-specific range of message
100  *                      function codes, 0xF0 to 0xFF.
101  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
102  *                      Added alternative defines for the SGE Direction bit.
103  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
104  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
105  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
106  *  02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.
107  *                      Added MPI2_FUNCTION_SEND_HOST_MESSAGE.
108  *  03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.
109  *  05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.
110  *  08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.
111  *  11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.
112  *                      Incorporating additions for MPI v2.5.
113  *  02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.
114  *  03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.
115  *                      Added Hard Reset delay timings.
116  *  07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.
117  *  07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.
118  *  11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.
119  *  12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.
120  *                      Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.
121  *  04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.
122  *  04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.
123  *  08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.
124  *  12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.
125  *  01-08-14  02.00.34  Bumped MPI2_HEADER_VERSION_UNIT.
126  *  06-13-14  02.00.35  Bumped MPI2_HEADER_VERSION_UNIT.
127  *  11-18-14  02.00.36  Updated copyright information.
128  *                      Bumped MPI2_HEADER_VERSION_UNIT.
129  *  03-16-15  02.00.37  Updated for MPI v2.6.
130  *                      Bumped MPI2_HEADER_VERSION_UNIT.
131  *                      Added Scratchpad registers and
132  *                      AtomicRequestDescriptorPost register to
133  *                      MPI2_SYSTEM_INTERFACE_REGS.
134  *                      Added MPI2_DIAG_SBR_RELOAD.
135  *                      Added MPI2_IOCSTATUS_INSUFFICIENT_POWER.
136  *  03-19-15  02.00.38  Bumped MPI2_HEADER_VERSION_UNIT.
137  *  05-25-15  02.00.39  Bumped MPI2_HEADER_VERSION_UNIT
138  *  08-25-15  02.00.40  Bumped MPI2_HEADER_VERSION_UNIT.
139  *                      Added V7 HostDiagnostic register defines
140  *  12-15-15  02.00.41  Bumped MPI_HEADER_VERSION_UNIT
141  *  01-01-16  02.00.42  Bumped MPI_HEADER_VERSION_UNIT
142  *  04-05-16  02.00.43  Modified  MPI26_DIAG_BOOT_DEVICE_SELECT defines
143  *                      to be unique within first 32 characters.
144  *                      Removed AHCI support.
145  *                      Removed SOP support.
146  *                      Bumped MPI2_HEADER_VERSION_UNIT.
147  *  04-10-16  02.00.44  Bumped MPI2_HEADER_VERSION_UNIT.
148  *  07-06-16  02.00.45  Bumped MPI2_HEADER_VERSION_UNIT.
149  *  09-02-16  02.00.46  Bumped MPI2_HEADER_VERSION_UNIT.
150  *  11-23-16  02.00.47  Bumped MPI2_HEADER_VERSION_UNIT.
151  *  02-03-17  02.00.48  Bumped MPI2_HEADER_VERSION_UNIT.
152  *  06-13-17  02.00.49  Bumped MPI2_HEADER_VERSION_UNIT.
153  *  09-29-17  02.00.50  Bumped MPI2_HEADER_VERSION_UNIT.
154  *  07-22-18  02.00.51  Added SECURE_BOOT define.
155  *                      Bumped MPI2_HEADER_VERSION_UNIT
156  *  08-15-18  02.00.52  Bumped MPI2_HEADER_VERSION_UNIT.
157  *  --------------------------------------------------------------------------
158  */
159 
160 #ifndef MPI2_H
161 #define MPI2_H
162 
163 
164 /*****************************************************************************
165 *
166 *        MPI Version Definitions
167 *
168 *****************************************************************************/
169 
170 #define MPI2_VERSION_MAJOR_MASK             (0xFF00)
171 #define MPI2_VERSION_MAJOR_SHIFT            (8)
172 #define MPI2_VERSION_MINOR_MASK             (0x00FF)
173 #define MPI2_VERSION_MINOR_SHIFT            (0)
174 
175 /* major version for all MPI v2.x */
176 #define MPI2_VERSION_MAJOR                  (0x02)
177 
178 /* minor version for MPI v2.0 compatible products */
179 #define MPI2_VERSION_MINOR                  (0x00)
180 #define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
181                                       MPI2_VERSION_MINOR)
182 #define MPI2_VERSION_02_00                  (0x0200)
183 
184 
185 /* minor version for MPI v2.5 compatible products */
186 #define MPI25_VERSION_MINOR                 (0x05)
187 #define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
188                                       MPI25_VERSION_MINOR)
189 #define MPI2_VERSION_02_05                  (0x0205)
190 
191 
192 /* minor version for MPI v2.6 compatible products */
193 #define MPI26_VERSION_MINOR                 (0x06)
194 #define MPI26_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
195                                       MPI26_VERSION_MINOR)
196 #define MPI2_VERSION_02_06                  (0x0206)
197 
198 
199 /* Unit and Dev versioning for this MPI header set */
200 #define MPI2_HEADER_VERSION_UNIT            (0x34)
201 #define MPI2_HEADER_VERSION_DEV             (0x00)
202 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
203 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
204 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
205 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
206 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
207 
208 
209 /*****************************************************************************
210 *
211 *        IOC State Definitions
212 *
213 *****************************************************************************/
214 
215 #define MPI2_IOC_STATE_RESET               (0x00000000)
216 #define MPI2_IOC_STATE_READY               (0x10000000)
217 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
218 #define MPI2_IOC_STATE_FAULT               (0x40000000)
219 
220 #define MPI2_IOC_STATE_MASK                (0xF0000000)
221 #define MPI2_IOC_STATE_SHIFT               (28)
222 
223 /* Fault state range for prodcut specific codes */
224 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
225 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
226 
227 
228 /*****************************************************************************
229 *
230 *        System Interface Register Definitions
231 *
232 *****************************************************************************/
233 
234 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
235 {
236     U32         Doorbell;                   /* 0x00 */
237     U32         WriteSequence;              /* 0x04 */
238     U32         HostDiagnostic;             /* 0x08 */
239     U32         Reserved1;                  /* 0x0C */
240     U32         DiagRWData;                 /* 0x10 */
241     U32         DiagRWAddressLow;           /* 0x14 */
242     U32         DiagRWAddressHigh;          /* 0x18 */
243     U32         Reserved2[5];               /* 0x1C */
244     U32         HostInterruptStatus;        /* 0x30 */
245     U32         HostInterruptMask;          /* 0x34 */
246     U32         DCRData;                    /* 0x38 */
247     U32         DCRAddress;                 /* 0x3C */
248     U32         Reserved3[2];               /* 0x40 */
249     U32         ReplyFreeHostIndex;         /* 0x48 */
250     U32         Reserved4[8];               /* 0x4C */
251     U32         ReplyPostHostIndex;         /* 0x6C */
252     U32         Reserved5;                  /* 0x70 */
253     U32         HCBSize;                    /* 0x74 */
254     U32         HCBAddressLow;              /* 0x78 */
255     U32         HCBAddressHigh;             /* 0x7C */
256     U32         Reserved6[12];              /* 0x80 */
257     U32         Scratchpad[4];              /* 0xB0 */
258     U32         RequestDescriptorPostLow;   /* 0xC0 */
259     U32         RequestDescriptorPostHigh;  /* 0xC4 */
260     U32         AtomicRequestDescriptorPost;/* 0xC8 */ /* MPI v2.6 and later; reserved in earlier versions */
261     U32         Reserved7[13];              /* 0xCC */
262 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
263   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
264 
265 /*
266  * Defines for working with the Doorbell register.
267  */
268 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
269 
270 /* IOC --> System values */
271 #define MPI2_DOORBELL_USED                      (0x08000000)
272 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
273 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
274 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
275 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
276 
277 /* System --> IOC values */
278 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
279 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
280 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
281 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
282 
283 
284 /*
285  * Defines for the WriteSequence register
286  */
287 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
288 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
289 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
290 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
291 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
292 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
293 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
294 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
295 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
296 
297 /*
298  * Defines for the HostDiagnostic register
299  */
300 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
301 
302 #define MPI26_DIAG_SECURE_BOOT                  (0x80000000)
303 
304 #define MPI2_DIAG_SBR_RELOAD                    (0x00002000)
305 
306 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
307 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
308 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
309 
310 /* Defines for V7A/V7R HostDiagnostic Register */
311 #define MPI26_DIAG_BOOT_DEVICE_SEL_64FLASH      (0x00000000)
312 #define MPI26_DIAG_BOOT_DEVICE_SEL_64HCDW       (0x00000800)
313 #define MPI26_DIAG_BOOT_DEVICE_SEL_32FLASH      (0x00001000)
314 #define MPI26_DIAG_BOOT_DEVICE_SEL_32HCDW       (0x00001800)
315 
316 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
317 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
318 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
319 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
320 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
321 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
322 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
323 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
324 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
325 
326 /*
327  * Offsets for DiagRWData and address
328  */
329 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
330 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
331 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
332 
333 /*
334  * Defines for the HostInterruptStatus register
335  */
336 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
337 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
338 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
339 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
340 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
341 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
342 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
343 
344 /*
345  * Defines for the HostInterruptMask register
346  */
347 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
348 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
349 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
350 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
351 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
352 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
353 
354 /*
355  * Offsets for DCRData and address
356  */
357 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
358 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
359 
360 /*
361  * Offset for the Reply Free Queue
362  */
363 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
364 
365 /*
366  * Defines for the Reply Descriptor Post Queue
367  */
368 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
369 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
370 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
371 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
372 #define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /* MPI v2.5 only */
373 
374 
375 /*
376  * Defines for the HCBSize and address
377  */
378 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
379 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
380 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
381 
382 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
383 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
384 
385 /*
386  * Offsets for the Scratchpad registers
387  */
388 #define MPI26_SCRATCHPAD0_OFFSET                (0x000000B0)
389 #define MPI26_SCRATCHPAD1_OFFSET                (0x000000B4)
390 #define MPI26_SCRATCHPAD2_OFFSET                (0x000000B8)
391 #define MPI26_SCRATCHPAD3_OFFSET                (0x000000BC)
392 
393 /*
394  * Offsets for the Request Descriptor Post Queue
395  */
396 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
397 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
398 #define MPI26_ATOMIC_REQUEST_DESCRIPTOR_POST_OFFSET (0x000000C8)
399 
400 
401 /* Hard Reset delay timings */
402 #define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)
403 #define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)
404 #define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)
405 
406 /*****************************************************************************
407 *
408 *        Message Descriptors
409 *
410 *****************************************************************************/
411 
412 /* Request Descriptors */
413 
414 /* Default Request Descriptor */
415 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
416 {
417     U8              RequestFlags;               /* 0x00 */
418     U8              MSIxIndex;                  /* 0x01 */
419     U16             SMID;                       /* 0x02 */
420     U16             LMID;                       /* 0x04 */
421     U16             DescriptorTypeDependent;    /* 0x06 */
422 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
423   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
424   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
425 
426 /* defines for the RequestFlags field */
427 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x1E)
428 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_RSHIFT             (1)    /* use carefully; values below are pre-shifted left */
429 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
430 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
431 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
432 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
433 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
434 #define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)
435 #define MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED      (0x10)
436 
437 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
438 
439 
440 /* High Priority Request Descriptor */
441 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
442 {
443     U8              RequestFlags;               /* 0x00 */
444     U8              MSIxIndex;                  /* 0x01 */
445     U16             SMID;                       /* 0x02 */
446     U16             LMID;                       /* 0x04 */
447     U16             Reserved1;                  /* 0x06 */
448 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
449   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
450   Mpi2HighPriorityRequestDescriptor_t,
451   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
452 
453 
454 /* SCSI IO Request Descriptor */
455 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
456 {
457     U8              RequestFlags;               /* 0x00 */
458     U8              MSIxIndex;                  /* 0x01 */
459     U16             SMID;                       /* 0x02 */
460     U16             LMID;                       /* 0x04 */
461     U16             DevHandle;                  /* 0x06 */
462 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
463   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
464   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
465 
466 
467 /* SCSI Target Request Descriptor */
468 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
469 {
470     U8              RequestFlags;               /* 0x00 */
471     U8              MSIxIndex;                  /* 0x01 */
472     U16             SMID;                       /* 0x02 */
473     U16             LMID;                       /* 0x04 */
474     U16             IoIndex;                    /* 0x06 */
475 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
476   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
477   Mpi2SCSITargetRequestDescriptor_t,
478   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
479 
480 
481 /* RAID Accelerator Request Descriptor */
482 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
483 {
484     U8              RequestFlags;               /* 0x00 */
485     U8              MSIxIndex;                  /* 0x01 */
486     U16             SMID;                       /* 0x02 */
487     U16             LMID;                       /* 0x04 */
488     U16             Reserved;                   /* 0x06 */
489 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
490   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
491   Mpi2RAIDAcceleratorRequestDescriptor_t,
492   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
493 
494 
495 /* Fast Path SCSI IO Request Descriptor */
496 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
497     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
498     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
499     Mpi25FastPathSCSIIORequestDescriptor_t,
500     MPI2_POINTER pMpi25FastPathSCSIIORequestDescriptor_t;
501 
502 
503 /* PCIe Encapsulated Request Descriptor */
504 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
505     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
506     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
507     Mpi26PCIeEncapsulatedRequestDescriptor_t,
508     MPI2_POINTER pMpi26PCIeEncapsulatedRequestDescriptor_t;
509 
510 
511 /* union of Request Descriptors */
512 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
513 {
514     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
515     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
516     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
517     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
518     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
519     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR         FastPathSCSIIO;
520     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR  PCIeEncapsulated;
521     U64                                         Words;
522 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
523   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
524 
525 
526 /* Atomic Request Descriptors */
527 
528 /*
529  * All Atomic Request Descriptors have the same format, so the following
530  * structure is used for all Atomic Request Descriptors:
531  *      Atomic Default Request Descriptor
532  *      Atomic High Priority Request Descriptor
533  *      Atomic SCSI IO Request Descriptor
534  *      Atomic SCSI Target Request Descriptor
535  *      Atomic RAID Accelerator Request Descriptor
536  *      Atomic Fast Path SCSI IO Request Descriptor
537  *      Atomic PCIe Encapsulated Request Descriptor
538  */
539 
540 /* Atomic Request Descriptor */
541 typedef struct _MPI26_ATOMIC_REQUEST_DESCRIPTOR
542 {
543     U8              RequestFlags;               /* 0x00 */
544     U8              MSIxIndex;                  /* 0x01 */
545     U16             SMID;                       /* 0x02 */
546 } MPI26_ATOMIC_REQUEST_DESCRIPTOR,
547   MPI2_POINTER PTR_MPI26_ATOMIC_REQUEST_DESCRIPTOR,
548   Mpi26AtomicRequestDescriptor_t, MPI2_POINTER pMpi26AtomicRequestDescriptor_t;
549 
550 /* for the RequestFlags field, use the same defines as MPI2_DEFAULT_REQUEST_DESCRIPTOR */
551 
552 
553 /* Reply Descriptors */
554 
555 /* Default Reply Descriptor */
556 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
557 {
558     U8              ReplyFlags;                 /* 0x00 */
559     U8              MSIxIndex;                  /* 0x01 */
560     U16             DescriptorTypeDependent1;   /* 0x02 */
561     U32             DescriptorTypeDependent2;   /* 0x04 */
562 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
563   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
564 
565 /* defines for the ReplyFlags field */
566 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
567 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
568 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
569 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
570 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
571 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
572 #define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)
573 #define MPI26_RPY_DESCRIPT_FLAGS_PCIE_ENCAPSULATED_SUCCESS  (0x08)
574 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
575 
576 /* values for marking a reply descriptor as unused */
577 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
578 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
579 
580 /* Address Reply Descriptor */
581 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
582 {
583     U8              ReplyFlags;                 /* 0x00 */
584     U8              MSIxIndex;                  /* 0x01 */
585     U16             SMID;                       /* 0x02 */
586     U32             ReplyFrameAddress;          /* 0x04 */
587 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
588   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
589 
590 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
591 
592 
593 /* SCSI IO Success Reply Descriptor */
594 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
595 {
596     U8              ReplyFlags;                 /* 0x00 */
597     U8              MSIxIndex;                  /* 0x01 */
598     U16             SMID;                       /* 0x02 */
599     U16             TaskTag;                    /* 0x04 */
600     U16             Reserved1;                  /* 0x06 */
601 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
602   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
603   Mpi2SCSIIOSuccessReplyDescriptor_t,
604   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
605 
606 
607 /* TargetAssist Success Reply Descriptor */
608 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
609 {
610     U8              ReplyFlags;                 /* 0x00 */
611     U8              MSIxIndex;                  /* 0x01 */
612     U16             SMID;                       /* 0x02 */
613     U8              SequenceNumber;             /* 0x04 */
614     U8              Reserved1;                  /* 0x05 */
615     U16             IoIndex;                    /* 0x06 */
616 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
617   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
618   Mpi2TargetAssistSuccessReplyDescriptor_t,
619   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
620 
621 
622 /* Target Command Buffer Reply Descriptor */
623 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
624 {
625     U8              ReplyFlags;                 /* 0x00 */
626     U8              MSIxIndex;                  /* 0x01 */
627     U8              VP_ID;                      /* 0x02 */
628     U8              Flags;                      /* 0x03 */
629     U16             InitiatorDevHandle;         /* 0x04 */
630     U16             IoIndex;                    /* 0x06 */
631 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
632   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
633   Mpi2TargetCommandBufferReplyDescriptor_t,
634   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
635 
636 /* defines for Flags field */
637 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
638 
639 
640 /* RAID Accelerator Success Reply Descriptor */
641 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
642 {
643     U8              ReplyFlags;                 /* 0x00 */
644     U8              MSIxIndex;                  /* 0x01 */
645     U16             SMID;                       /* 0x02 */
646     U32             Reserved;                   /* 0x04 */
647 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
648   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
649   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
650   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
651 
652 
653 /* Fast Path SCSI IO Success Reply Descriptor */
654 typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
655     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
656     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
657     Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,
658     MPI2_POINTER pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;
659 
660 
661 /* PCIe Encapsulated Success Reply Descriptor */
662 typedef MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
663     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
664     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
665     Mpi26PCIeEncapsulatedSuccessReplyDescriptor_t,
666     MPI2_POINTER pMpi26PCIeEncapsulatedSuccessReplyDescriptor_t;
667 
668 
669 /* union of Reply Descriptors */
670 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
671 {
672     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
673     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
674     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
675     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
676     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
677     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
678     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       FastPathSCSIIOSuccess;
679     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR    PCIeEncapsulatedSuccess;
680     U64                                             Words;
681 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
682   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
683 
684 
685 
686 /*****************************************************************************
687 *
688 *        Message Functions
689 *
690 *****************************************************************************/
691 
692 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
693 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
694 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
695 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
696 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
697 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
698 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
699 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
700 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
701 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
702 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
703 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
704 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
705 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
706 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
707 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
708 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
709 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
710 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
711 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */ /* for MPI v2.5 and earlier */
712 #define MPI2_FUNCTION_IO_UNIT_CONTROL               (0x1B) /* IO Unit Control */     /* for MPI v2.6 and later */
713 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
714 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
715 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
716 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
717 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
718 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
719 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
720 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
721 #define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31) /* Send Host Message */
722 #define MPI2_FUNCTION_NVME_ENCAPSULATED             (0x33) /* NVMe Encapsulated (MPI v2.6) */
723 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
724 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
725 
726 
727 
728 /* Doorbell functions */
729 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
730 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
731 
732 
733 /*****************************************************************************
734 *
735 *        IOC Status Values
736 *
737 *****************************************************************************/
738 
739 /* mask for IOCStatus status value */
740 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
741 
742 /****************************************************************************
743 *  Common IOCStatus values for all replies
744 ****************************************************************************/
745 
746 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
747 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
748 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
749 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
750 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
751 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
752 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
753 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
754 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
755 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
756 #define MPI2_IOCSTATUS_INSUFFICIENT_POWER           (0x000A) /* MPI v2.6 and later */
757 
758 /****************************************************************************
759 *  Config IOCStatus values
760 ****************************************************************************/
761 
762 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
763 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
764 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
765 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
766 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
767 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
768 
769 /****************************************************************************
770 *  SCSI IO Reply
771 ****************************************************************************/
772 
773 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
774 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
775 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
776 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
777 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
778 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
779 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
780 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
781 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
782 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
783 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
784 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
785 
786 /****************************************************************************
787 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
788 ****************************************************************************/
789 
790 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
791 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
792 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
793 
794 /****************************************************************************
795 *  SCSI Target values
796 ****************************************************************************/
797 
798 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
799 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
800 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
801 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
802 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
803 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
804 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
805 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
806 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
807 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
808 
809 /****************************************************************************
810 *  Serial Attached SCSI values
811 ****************************************************************************/
812 
813 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
814 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
815 
816 /****************************************************************************
817 *  Diagnostic Buffer Post / Diagnostic Release values
818 ****************************************************************************/
819 
820 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
821 
822 /****************************************************************************
823 *  RAID Accelerator values
824 ****************************************************************************/
825 
826 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
827 
828 /****************************************************************************
829 *  IOCStatus flag to indicate that log info is available
830 ****************************************************************************/
831 
832 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
833 
834 /****************************************************************************
835 *  IOCLogInfo Types
836 ****************************************************************************/
837 
838 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
839 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
840 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
841 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
842 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
843 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
844 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
845 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
846 
847 
848 /*****************************************************************************
849 *
850 *        Standard Message Structures
851 *
852 *****************************************************************************/
853 
854 /****************************************************************************
855 * Request Message Header for all request messages
856 ****************************************************************************/
857 
858 typedef struct _MPI2_REQUEST_HEADER
859 {
860     U16             FunctionDependent1;         /* 0x00 */
861     U8              ChainOffset;                /* 0x02 */
862     U8              Function;                   /* 0x03 */
863     U16             FunctionDependent2;         /* 0x04 */
864     U8              FunctionDependent3;         /* 0x06 */
865     U8              MsgFlags;                   /* 0x07 */
866     U8              VP_ID;                      /* 0x08 */
867     U8              VF_ID;                      /* 0x09 */
868     U16             Reserved1;                  /* 0x0A */
869 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
870   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
871 
872 
873 /****************************************************************************
874 *  Default Reply
875 ****************************************************************************/
876 
877 typedef struct _MPI2_DEFAULT_REPLY
878 {
879     U16             FunctionDependent1;         /* 0x00 */
880     U8              MsgLength;                  /* 0x02 */
881     U8              Function;                   /* 0x03 */
882     U16             FunctionDependent2;         /* 0x04 */
883     U8              FunctionDependent3;         /* 0x06 */
884     U8              MsgFlags;                   /* 0x07 */
885     U8              VP_ID;                      /* 0x08 */
886     U8              VF_ID;                      /* 0x09 */
887     U16             Reserved1;                  /* 0x0A */
888     U16             FunctionDependent5;         /* 0x0C */
889     U16             IOCStatus;                  /* 0x0E */
890     U32             IOCLogInfo;                 /* 0x10 */
891 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
892   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
893 
894 
895 /* common version structure/union used in messages and configuration pages */
896 
897 typedef struct _MPI2_VERSION_STRUCT
898 {
899     U8                      Dev;                        /* 0x00 */
900     U8                      Unit;                       /* 0x01 */
901     U8                      Minor;                      /* 0x02 */
902     U8                      Major;                      /* 0x03 */
903 } MPI2_VERSION_STRUCT;
904 
905 typedef union _MPI2_VERSION_UNION
906 {
907     MPI2_VERSION_STRUCT     Struct;
908     U32                     Word;
909 } MPI2_VERSION_UNION;
910 
911 
912 /* LUN field defines, common to many structures */
913 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
914 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
915 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
916 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
917 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
918 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
919 
920 
921 /*****************************************************************************
922 *
923 *        Fusion-MPT MPI Scatter Gather Elements
924 *
925 *****************************************************************************/
926 
927 /****************************************************************************
928 *  MPI Simple Element structures
929 ****************************************************************************/
930 
931 typedef struct _MPI2_SGE_SIMPLE32
932 {
933     U32                     FlagsLength;
934     U32                     Address;
935 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
936   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
937 
938 typedef struct _MPI2_SGE_SIMPLE64
939 {
940     U32                     FlagsLength;
941     U64                     Address;
942 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
943   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
944 
945 typedef struct _MPI2_SGE_SIMPLE_UNION
946 {
947     U32                     FlagsLength;
948     union
949     {
950         U32                 Address32;
951         U64                 Address64;
952     } u;
953 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
954   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
955 
956 
957 /****************************************************************************
958 *  MPI Chain Element structures - for MPI v2.0 products only
959 ****************************************************************************/
960 
961 typedef struct _MPI2_SGE_CHAIN32
962 {
963     U16                     Length;
964     U8                      NextChainOffset;
965     U8                      Flags;
966     U32                     Address;
967 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
968   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
969 
970 typedef struct _MPI2_SGE_CHAIN64
971 {
972     U16                     Length;
973     U8                      NextChainOffset;
974     U8                      Flags;
975     U64                     Address;
976 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
977   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
978 
979 typedef struct _MPI2_SGE_CHAIN_UNION
980 {
981     U16                     Length;
982     U8                      NextChainOffset;
983     U8                      Flags;
984     union
985     {
986         U32                 Address32;
987         U64                 Address64;
988     } u;
989 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
990   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
991 
992 
993 /****************************************************************************
994 *  MPI Transaction Context Element structures - for MPI v2.0 products only
995 ****************************************************************************/
996 
997 typedef struct _MPI2_SGE_TRANSACTION32
998 {
999     U8                      Reserved;
1000     U8                      ContextSize;
1001     U8                      DetailsLength;
1002     U8                      Flags;
1003     U32                     TransactionContext[1];
1004     U32                     TransactionDetails[1];
1005 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
1006   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
1007 
1008 typedef struct _MPI2_SGE_TRANSACTION64
1009 {
1010     U8                      Reserved;
1011     U8                      ContextSize;
1012     U8                      DetailsLength;
1013     U8                      Flags;
1014     U32                     TransactionContext[2];
1015     U32                     TransactionDetails[1];
1016 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
1017   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
1018 
1019 typedef struct _MPI2_SGE_TRANSACTION96
1020 {
1021     U8                      Reserved;
1022     U8                      ContextSize;
1023     U8                      DetailsLength;
1024     U8                      Flags;
1025     U32                     TransactionContext[3];
1026     U32                     TransactionDetails[1];
1027 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
1028   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
1029 
1030 typedef struct _MPI2_SGE_TRANSACTION128
1031 {
1032     U8                      Reserved;
1033     U8                      ContextSize;
1034     U8                      DetailsLength;
1035     U8                      Flags;
1036     U32                     TransactionContext[4];
1037     U32                     TransactionDetails[1];
1038 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
1039   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
1040 
1041 typedef struct _MPI2_SGE_TRANSACTION_UNION
1042 {
1043     U8                      Reserved;
1044     U8                      ContextSize;
1045     U8                      DetailsLength;
1046     U8                      Flags;
1047     union
1048     {
1049         U32                 TransactionContext32[1];
1050         U32                 TransactionContext64[2];
1051         U32                 TransactionContext96[3];
1052         U32                 TransactionContext128[4];
1053     } u;
1054     U32                     TransactionDetails[1];
1055 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
1056   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
1057 
1058 
1059 /****************************************************************************
1060 *  MPI SGE union for IO SGL's - for MPI v2.0 products only
1061 ****************************************************************************/
1062 
1063 typedef struct _MPI2_MPI_SGE_IO_UNION
1064 {
1065     union
1066     {
1067         MPI2_SGE_SIMPLE_UNION   Simple;
1068         MPI2_SGE_CHAIN_UNION    Chain;
1069     } u;
1070 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
1071   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
1072 
1073 
1074 /****************************************************************************
1075 *  MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only
1076 ****************************************************************************/
1077 
1078 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
1079 {
1080     union
1081     {
1082         MPI2_SGE_SIMPLE_UNION       Simple;
1083         MPI2_SGE_TRANSACTION_UNION  Transaction;
1084     } u;
1085 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
1086   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
1087 
1088 
1089 /****************************************************************************
1090 *  All MPI SGE types union
1091 ****************************************************************************/
1092 
1093 typedef struct _MPI2_MPI_SGE_UNION
1094 {
1095     union
1096     {
1097         MPI2_SGE_SIMPLE_UNION       Simple;
1098         MPI2_SGE_CHAIN_UNION        Chain;
1099         MPI2_SGE_TRANSACTION_UNION  Transaction;
1100     } u;
1101 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
1102   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
1103 
1104 
1105 /****************************************************************************
1106 *  MPI SGE field definition and masks
1107 ****************************************************************************/
1108 
1109 /* Flags field bit definitions */
1110 
1111 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
1112 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
1113 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
1114 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
1115 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
1116 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
1117 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
1118 
1119 #define MPI2_SGE_FLAGS_SHIFT                    (24)
1120 
1121 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
1122 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
1123 
1124 /* Element Type */
1125 
1126 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00) /* for MPI v2.0 products only */
1127 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
1128 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30) /* for MPI v2.0 products only */
1129 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
1130 
1131 /* Address location */
1132 
1133 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
1134 
1135 /* Direction */
1136 
1137 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
1138 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
1139 
1140 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
1141 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
1142 
1143 /* Address Size */
1144 
1145 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
1146 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
1147 
1148 /* Context Size */
1149 
1150 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
1151 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
1152 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
1153 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
1154 
1155 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
1156 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
1157 
1158 /****************************************************************************
1159 *  MPI SGE operation Macros
1160 ****************************************************************************/
1161 
1162 /* SIMPLE FlagsLength manipulations... */
1163 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
1164 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
1165 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
1166 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
1167 
1168 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
1169 
1170 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
1171 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
1172 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
1173 
1174 /* CAUTION - The following are READ-MODIFY-WRITE! */
1175 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1176 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1177 
1178 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1179 
1180 
1181 /*****************************************************************************
1182 *
1183 *        Fusion-MPT IEEE Scatter Gather Elements
1184 *
1185 *****************************************************************************/
1186 
1187 /****************************************************************************
1188 *  IEEE Simple Element structures
1189 ****************************************************************************/
1190 
1191 /* MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */
1192 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1193 {
1194     U32                     Address;
1195     U32                     FlagsLength;
1196 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1197   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1198 
1199 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1200 {
1201     U64                     Address;
1202     U32                     Length;
1203     U16                     Reserved1;
1204     U8                      Reserved2;
1205     U8                      Flags;
1206 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1207   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1208 
1209 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1210 {
1211     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1212     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1213 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1214   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1215 
1216 
1217 /****************************************************************************
1218 *  IEEE Chain Element structures
1219 ****************************************************************************/
1220 
1221 /* MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */
1222 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1223 
1224 /* MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */
1225 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1226 
1227 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1228 {
1229     MPI2_IEEE_SGE_CHAIN32   Chain32;
1230     MPI2_IEEE_SGE_CHAIN64   Chain64;
1231 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1232   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1233 
1234 /* MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 and later */
1235 typedef struct _MPI25_IEEE_SGE_CHAIN64
1236 {
1237     U64                     Address;
1238     U32                     Length;
1239     U16                     Reserved1;
1240     U8                      NextChainOffset;
1241     U8                      Flags;
1242 } MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
1243   Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
1244 
1245 
1246 /****************************************************************************
1247 *  All IEEE SGE types union
1248 ****************************************************************************/
1249 
1250 /* MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */
1251 typedef struct _MPI2_IEEE_SGE_UNION
1252 {
1253     union
1254     {
1255         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1256         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1257     } u;
1258 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1259   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1260 
1261 
1262 /****************************************************************************
1263 *  IEEE SGE union for IO SGL's
1264 ****************************************************************************/
1265 
1266 typedef union _MPI25_SGE_IO_UNION
1267 {
1268     MPI2_IEEE_SGE_SIMPLE64      IeeeSimple;
1269     MPI25_IEEE_SGE_CHAIN64      IeeeChain;
1270 } MPI25_SGE_IO_UNION, MPI2_POINTER PTR_MPI25_SGE_IO_UNION,
1271   Mpi25SGEIOUnion_t, MPI2_POINTER pMpi25SGEIOUnion_t;
1272 
1273 
1274 /****************************************************************************
1275 *  IEEE SGE field definitions and masks
1276 ****************************************************************************/
1277 
1278 /* Flags field bit definitions */
1279 
1280 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1281 #define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)
1282 
1283 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1284 
1285 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1286 
1287 /* Element Type */
1288 
1289 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1290 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1291 
1292 /* Next Segment Format */
1293 
1294 #define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)
1295 #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)
1296 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)
1297 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)
1298 
1299 /* Data Location Address Space */
1300 
1301 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1302 #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 */
1303 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* use in IEEE Simple Element only */
1304 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1305 #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 */
1306 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03) /* use in MPI v2.0 IEEE Chain Element only */
1307 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR) /* typo in name */
1308 
1309 #define MPI26_IEEE_SGE_FLAGS_IOCCTL_ADDR        (0x02) /* for MPI v2.6 only */
1310 
1311 /****************************************************************************
1312 *  IEEE SGE operation Macros
1313 ****************************************************************************/
1314 
1315 /* SIMPLE FlagsLength manipulations... */
1316 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1317 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1318 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1319 
1320 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1321 
1322 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1323 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1324 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1325 
1326 /* CAUTION - The following are READ-MODIFY-WRITE! */
1327 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1328 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1329 
1330 
1331 
1332 /*****************************************************************************
1333 *
1334 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1335 *
1336 *****************************************************************************/
1337 
1338 typedef union _MPI2_SIMPLE_SGE_UNION
1339 {
1340     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1341     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1342 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1343   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1344 
1345 
1346 typedef union _MPI2_SGE_IO_UNION
1347 {
1348     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1349     MPI2_SGE_CHAIN_UNION        MpiChain;
1350     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1351     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1352 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1353   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1354 
1355 
1356 /****************************************************************************
1357 *
1358 *  Values for SGLFlags field, used in many request messages with an SGL
1359 *
1360 ****************************************************************************/
1361 
1362 /* values for MPI SGL Data Location Address Space subfield */
1363 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1364 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1365 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1366 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08) /* only for MPI v2.5 and earlier */
1367 #define MPI26_SGLFLAGS_IOCPLB_ADDRESS_SPACE         (0x08) /* only for MPI v2.6 */
1368 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C) /* only for MPI v2.5 and earlier */
1369 /* values for SGL Type subfield */
1370 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1371 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1372 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01) /* MPI v2.0 products only */
1373 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1374 
1375 
1376 #endif
1377 
1378