xref: /freebsd/sys/dev/mpr/mpi/mpi2.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
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 
31 /*
32  *  Copyright 2000-2020 Broadcom Inc. All rights reserved.
33  *
34  *
35  *           Name:  mpi2.h
36  *          Title:  MPI Message independent structures and definitions
37  *                  including System Interface Register Set and
38  *                  scatter/gather formats.
39  *  Creation Date:  June 21, 2006
40  *
41  *  mpi2.h Version:  02.00.52
42  *
43  *  NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
44  *        prefix are for use only on MPI v2.5 products, and must not be used
45  *        with MPI v2.0 products. Unless otherwise noted, names beginning with
46  *        MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
47  *
48  *  Version History
49  *  ---------------
50  *
51  *  Date      Version   Description
52  *  --------  --------  ------------------------------------------------------
53  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
54  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
55  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
56  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
57  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
58  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
59  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
60  *                      Added union of request descriptors.
61  *                      Added union of reply descriptors.
62  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
63  *                      Added define for MPI2_VERSION_02_00.
64  *                      Fixed the size of the FunctionDependent5 field in the
65  *                      MPI2_DEFAULT_REPLY structure.
66  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
67  *                      Removed the MPI-defined Fault Codes and extended the
68  *                      product specific codes up to 0xEFFF.
69  *                      Added a sixth key value for the WriteSequence register
70  *                      and changed the flush value to 0x0.
71  *                      Added message function codes for Diagnostic Buffer Post
72  *                      and Diagnsotic Release.
73  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
74  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
75  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
76  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
77  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
78  *                      Added #defines for marking a reply descriptor as unused.
79  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
80  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
81  *                      Moved LUN field defines from mpi2_init.h.
82  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
83  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
84  *                      In all request and reply descriptors, replaced VF_ID
85  *                      field with MSIxIndex field.
86  *                      Removed DevHandle field from
87  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
88  *                      bytes reserved.
89  *                      Added RAID Accelerator functionality.
90  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
91  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
92  *                      Added MSI-x index mask and shift for Reply Post Host
93  *                      Index register.
94  *                      Added function code for Host Based Discovery Action.
95  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
96  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
97  *                      Added defines for product-specific range of message
98  *                      function codes, 0xF0 to 0xFF.
99  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
100  *                      Added alternative defines for the SGE Direction bit.
101  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
102  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
103  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
104  *  02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.
105  *                      Added MPI2_FUNCTION_SEND_HOST_MESSAGE.
106  *  03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.
107  *  05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.
108  *  08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.
109  *  11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.
110  *                      Incorporating additions for MPI v2.5.
111  *  02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.
112  *  03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.
113  *                      Added Hard Reset delay timings.
114  *  07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.
115  *  07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.
116  *  11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.
117  *  12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.
118  *                      Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.
119  *  04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.
120  *  04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.
121  *  08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.
122  *  12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.
123  *  01-08-14  02.00.34  Bumped MPI2_HEADER_VERSION_UNIT.
124  *  06-13-14  02.00.35  Bumped MPI2_HEADER_VERSION_UNIT.
125  *  11-18-14  02.00.36  Updated copyright information.
126  *                      Bumped MPI2_HEADER_VERSION_UNIT.
127  *  03-16-15  02.00.37  Updated for MPI v2.6.
128  *                      Bumped MPI2_HEADER_VERSION_UNIT.
129  *                      Added Scratchpad registers and
130  *                      AtomicRequestDescriptorPost register to
131  *                      MPI2_SYSTEM_INTERFACE_REGS.
132  *                      Added MPI2_DIAG_SBR_RELOAD.
133  *                      Added MPI2_IOCSTATUS_INSUFFICIENT_POWER.
134  *  03-19-15  02.00.38  Bumped MPI2_HEADER_VERSION_UNIT.
135  *  05-25-15  02.00.39  Bumped MPI2_HEADER_VERSION_UNIT
136  *  08-25-15  02.00.40  Bumped MPI2_HEADER_VERSION_UNIT.
137  *                      Added V7 HostDiagnostic register defines
138  *  12-15-15  02.00.41  Bumped MPI_HEADER_VERSION_UNIT
139  *  01-01-16  02.00.42  Bumped MPI_HEADER_VERSION_UNIT
140  *  04-05-16  02.00.43  Modified  MPI26_DIAG_BOOT_DEVICE_SELECT defines
141  *                      to be unique within first 32 characters.
142  *                      Removed AHCI support.
143  *                      Removed SOP support.
144  *                      Bumped MPI2_HEADER_VERSION_UNIT.
145  *  04-10-16  02.00.44  Bumped MPI2_HEADER_VERSION_UNIT.
146  *  07-06-16  02.00.45  Bumped MPI2_HEADER_VERSION_UNIT.
147  *  09-02-16  02.00.46  Bumped MPI2_HEADER_VERSION_UNIT.
148  *  11-23-16  02.00.47  Bumped MPI2_HEADER_VERSION_UNIT.
149  *  02-03-17  02.00.48  Bumped MPI2_HEADER_VERSION_UNIT.
150  *  06-13-17  02.00.49  Bumped MPI2_HEADER_VERSION_UNIT.
151  *  09-29-17  02.00.50  Bumped MPI2_HEADER_VERSION_UNIT.
152  *  07-22-18  02.00.51  Added SECURE_BOOT define.
153  *                      Bumped MPI2_HEADER_VERSION_UNIT
154  *  08-15-18  02.00.52  Bumped MPI2_HEADER_VERSION_UNIT.
155  *  --------------------------------------------------------------------------
156  */
157 
158 #ifndef MPI2_H
159 #define MPI2_H
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 /* minor version for MPI v2.5 compatible products */
182 #define MPI25_VERSION_MINOR                 (0x05)
183 #define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
184                                       MPI25_VERSION_MINOR)
185 #define MPI2_VERSION_02_05                  (0x0205)
186 
187 /* minor version for MPI v2.6 compatible products */
188 #define MPI26_VERSION_MINOR                 (0x06)
189 #define MPI26_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
190                                       MPI26_VERSION_MINOR)
191 #define MPI2_VERSION_02_06                  (0x0206)
192 
193 /* Unit and Dev versioning for this MPI header set */
194 #define MPI2_HEADER_VERSION_UNIT            (0x34)
195 #define MPI2_HEADER_VERSION_DEV             (0x00)
196 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
197 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
198 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
199 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
200 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
201 
202 /*****************************************************************************
203 *
204 *        IOC State Definitions
205 *
206 *****************************************************************************/
207 
208 #define MPI2_IOC_STATE_RESET               (0x00000000)
209 #define MPI2_IOC_STATE_READY               (0x10000000)
210 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
211 #define MPI2_IOC_STATE_FAULT               (0x40000000)
212 
213 #define MPI2_IOC_STATE_MASK                (0xF0000000)
214 #define MPI2_IOC_STATE_SHIFT               (28)
215 
216 /* Fault state range for prodcut specific codes */
217 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
218 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
219 
220 /*****************************************************************************
221 *
222 *        System Interface Register Definitions
223 *
224 *****************************************************************************/
225 
226 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
227 {
228     U32         Doorbell;                   /* 0x00 */
229     U32         WriteSequence;              /* 0x04 */
230     U32         HostDiagnostic;             /* 0x08 */
231     U32         Reserved1;                  /* 0x0C */
232     U32         DiagRWData;                 /* 0x10 */
233     U32         DiagRWAddressLow;           /* 0x14 */
234     U32         DiagRWAddressHigh;          /* 0x18 */
235     U32         Reserved2[5];               /* 0x1C */
236     U32         HostInterruptStatus;        /* 0x30 */
237     U32         HostInterruptMask;          /* 0x34 */
238     U32         DCRData;                    /* 0x38 */
239     U32         DCRAddress;                 /* 0x3C */
240     U32         Reserved3[2];               /* 0x40 */
241     U32         ReplyFreeHostIndex;         /* 0x48 */
242     U32         Reserved4[8];               /* 0x4C */
243     U32         ReplyPostHostIndex;         /* 0x6C */
244     U32         Reserved5;                  /* 0x70 */
245     U32         HCBSize;                    /* 0x74 */
246     U32         HCBAddressLow;              /* 0x78 */
247     U32         HCBAddressHigh;             /* 0x7C */
248     U32         Reserved6[12];              /* 0x80 */
249     U32         Scratchpad[4];              /* 0xB0 */
250     U32         RequestDescriptorPostLow;   /* 0xC0 */
251     U32         RequestDescriptorPostHigh;  /* 0xC4 */
252     U32         AtomicRequestDescriptorPost;/* 0xC8 */ /* MPI v2.6 and later; reserved in earlier versions */
253     U32         Reserved7[13];              /* 0xCC */
254 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
255   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
256 
257 /*
258  * Defines for working with the Doorbell register.
259  */
260 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
261 
262 /* IOC --> System values */
263 #define MPI2_DOORBELL_USED                      (0x08000000)
264 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
265 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
266 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
267 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
268 
269 /* System --> IOC values */
270 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
271 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
272 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
273 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
274 
275 /*
276  * Defines for the WriteSequence register
277  */
278 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
279 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
280 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
281 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
282 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
283 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
284 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
285 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
286 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
287 
288 /*
289  * Defines for the HostDiagnostic register
290  */
291 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
292 
293 #define MPI26_DIAG_SECURE_BOOT                  (0x80000000)
294 
295 #define MPI2_DIAG_SBR_RELOAD                    (0x00002000)
296 
297 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
298 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
299 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
300 
301 /* Defines for V7A/V7R HostDiagnostic Register */
302 #define MPI26_DIAG_BOOT_DEVICE_SEL_64FLASH      (0x00000000)
303 #define MPI26_DIAG_BOOT_DEVICE_SEL_64HCDW       (0x00000800)
304 #define MPI26_DIAG_BOOT_DEVICE_SEL_32FLASH      (0x00001000)
305 #define MPI26_DIAG_BOOT_DEVICE_SEL_32HCDW       (0x00001800)
306 
307 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
308 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
309 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
310 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
311 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
312 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
313 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
314 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
315 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
316 
317 /*
318  * Offsets for DiagRWData and address
319  */
320 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
321 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
322 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
323 
324 /*
325  * Defines for the HostInterruptStatus register
326  */
327 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
328 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
329 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
330 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
331 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
332 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
333 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
334 
335 /*
336  * Defines for the HostInterruptMask register
337  */
338 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
339 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
340 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
341 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
342 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
343 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
344 
345 /*
346  * Offsets for DCRData and address
347  */
348 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
349 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
350 
351 /*
352  * Offset for the Reply Free Queue
353  */
354 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
355 
356 /*
357  * Defines for the Reply Descriptor Post Queue
358  */
359 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
360 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
361 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
362 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
363 #define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /* MPI v2.5 only */
364 
365 /*
366  * Defines for the HCBSize and address
367  */
368 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
369 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
370 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
371 
372 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
373 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
374 
375 /*
376  * Offsets for the Scratchpad registers
377  */
378 #define MPI26_SCRATCHPAD0_OFFSET                (0x000000B0)
379 #define MPI26_SCRATCHPAD1_OFFSET                (0x000000B4)
380 #define MPI26_SCRATCHPAD2_OFFSET                (0x000000B8)
381 #define MPI26_SCRATCHPAD3_OFFSET                (0x000000BC)
382 
383 /*
384  * Offsets for the Request Descriptor Post Queue
385  */
386 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
387 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
388 #define MPI26_ATOMIC_REQUEST_DESCRIPTOR_POST_OFFSET (0x000000C8)
389 
390 /* Hard Reset delay timings */
391 #define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)
392 #define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)
393 #define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)
394 
395 /*****************************************************************************
396 *
397 *        Message Descriptors
398 *
399 *****************************************************************************/
400 
401 /* Request Descriptors */
402 
403 /* Default Request Descriptor */
404 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
405 {
406     U8              RequestFlags;               /* 0x00 */
407     U8              MSIxIndex;                  /* 0x01 */
408     U16             SMID;                       /* 0x02 */
409     U16             LMID;                       /* 0x04 */
410     U16             DescriptorTypeDependent;    /* 0x06 */
411 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
412   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
413   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
414 
415 /* defines for the RequestFlags field */
416 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x1E)
417 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_RSHIFT             (1)    /* use carefully; values below are pre-shifted left */
418 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
419 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
420 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
421 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
422 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
423 #define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)
424 #define MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED      (0x10)
425 
426 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
427 
428 /* High Priority Request Descriptor */
429 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
430 {
431     U8              RequestFlags;               /* 0x00 */
432     U8              MSIxIndex;                  /* 0x01 */
433     U16             SMID;                       /* 0x02 */
434     U16             LMID;                       /* 0x04 */
435     U16             Reserved1;                  /* 0x06 */
436 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
437   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
438   Mpi2HighPriorityRequestDescriptor_t,
439   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
440 
441 /* SCSI IO Request Descriptor */
442 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
443 {
444     U8              RequestFlags;               /* 0x00 */
445     U8              MSIxIndex;                  /* 0x01 */
446     U16             SMID;                       /* 0x02 */
447     U16             LMID;                       /* 0x04 */
448     U16             DevHandle;                  /* 0x06 */
449 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
450   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
451   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
452 
453 /* SCSI Target Request Descriptor */
454 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
455 {
456     U8              RequestFlags;               /* 0x00 */
457     U8              MSIxIndex;                  /* 0x01 */
458     U16             SMID;                       /* 0x02 */
459     U16             LMID;                       /* 0x04 */
460     U16             IoIndex;                    /* 0x06 */
461 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
462   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
463   Mpi2SCSITargetRequestDescriptor_t,
464   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
465 
466 /* RAID Accelerator Request Descriptor */
467 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
468 {
469     U8              RequestFlags;               /* 0x00 */
470     U8              MSIxIndex;                  /* 0x01 */
471     U16             SMID;                       /* 0x02 */
472     U16             LMID;                       /* 0x04 */
473     U16             Reserved;                   /* 0x06 */
474 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
475   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
476   Mpi2RAIDAcceleratorRequestDescriptor_t,
477   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
478 
479 /* Fast Path SCSI IO Request Descriptor */
480 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
481     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
482     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
483     Mpi25FastPathSCSIIORequestDescriptor_t,
484     MPI2_POINTER pMpi25FastPathSCSIIORequestDescriptor_t;
485 
486 /* PCIe Encapsulated Request Descriptor */
487 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
488     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
489     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
490     Mpi26PCIeEncapsulatedRequestDescriptor_t,
491     MPI2_POINTER pMpi26PCIeEncapsulatedRequestDescriptor_t;
492 
493 /* union of Request Descriptors */
494 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
495 {
496     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
497     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
498     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
499     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
500     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
501     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR         FastPathSCSIIO;
502     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR  PCIeEncapsulated;
503     U64                                         Words;
504 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
505   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
506 
507 /* Atomic Request Descriptors */
508 
509 /*
510  * All Atomic Request Descriptors have the same format, so the following
511  * structure is used for all Atomic Request Descriptors:
512  *      Atomic Default Request Descriptor
513  *      Atomic High Priority Request Descriptor
514  *      Atomic SCSI IO Request Descriptor
515  *      Atomic SCSI Target Request Descriptor
516  *      Atomic RAID Accelerator Request Descriptor
517  *      Atomic Fast Path SCSI IO Request Descriptor
518  *      Atomic PCIe Encapsulated Request Descriptor
519  */
520 
521 /* Atomic Request Descriptor */
522 typedef struct _MPI26_ATOMIC_REQUEST_DESCRIPTOR
523 {
524     U8              RequestFlags;               /* 0x00 */
525     U8              MSIxIndex;                  /* 0x01 */
526     U16             SMID;                       /* 0x02 */
527 } MPI26_ATOMIC_REQUEST_DESCRIPTOR,
528   MPI2_POINTER PTR_MPI26_ATOMIC_REQUEST_DESCRIPTOR,
529   Mpi26AtomicRequestDescriptor_t, MPI2_POINTER pMpi26AtomicRequestDescriptor_t;
530 
531 /* for the RequestFlags field, use the same defines as MPI2_DEFAULT_REQUEST_DESCRIPTOR */
532 
533 /* Reply Descriptors */
534 
535 /* Default Reply Descriptor */
536 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
537 {
538     U8              ReplyFlags;                 /* 0x00 */
539     U8              MSIxIndex;                  /* 0x01 */
540     U16             DescriptorTypeDependent1;   /* 0x02 */
541     U32             DescriptorTypeDependent2;   /* 0x04 */
542 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
543   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
544 
545 /* defines for the ReplyFlags field */
546 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
547 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
548 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
549 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
550 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
551 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
552 #define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)
553 #define MPI26_RPY_DESCRIPT_FLAGS_PCIE_ENCAPSULATED_SUCCESS  (0x08)
554 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
555 
556 /* values for marking a reply descriptor as unused */
557 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
558 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
559 
560 /* Address Reply Descriptor */
561 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
562 {
563     U8              ReplyFlags;                 /* 0x00 */
564     U8              MSIxIndex;                  /* 0x01 */
565     U16             SMID;                       /* 0x02 */
566     U32             ReplyFrameAddress;          /* 0x04 */
567 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
568   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
569 
570 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
571 
572 /* SCSI IO Success Reply Descriptor */
573 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
574 {
575     U8              ReplyFlags;                 /* 0x00 */
576     U8              MSIxIndex;                  /* 0x01 */
577     U16             SMID;                       /* 0x02 */
578     U16             TaskTag;                    /* 0x04 */
579     U16             Reserved1;                  /* 0x06 */
580 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
581   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
582   Mpi2SCSIIOSuccessReplyDescriptor_t,
583   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
584 
585 /* TargetAssist Success Reply Descriptor */
586 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
587 {
588     U8              ReplyFlags;                 /* 0x00 */
589     U8              MSIxIndex;                  /* 0x01 */
590     U16             SMID;                       /* 0x02 */
591     U8              SequenceNumber;             /* 0x04 */
592     U8              Reserved1;                  /* 0x05 */
593     U16             IoIndex;                    /* 0x06 */
594 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
595   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
596   Mpi2TargetAssistSuccessReplyDescriptor_t,
597   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
598 
599 /* Target Command Buffer Reply Descriptor */
600 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
601 {
602     U8              ReplyFlags;                 /* 0x00 */
603     U8              MSIxIndex;                  /* 0x01 */
604     U8              VP_ID;                      /* 0x02 */
605     U8              Flags;                      /* 0x03 */
606     U16             InitiatorDevHandle;         /* 0x04 */
607     U16             IoIndex;                    /* 0x06 */
608 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
609   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
610   Mpi2TargetCommandBufferReplyDescriptor_t,
611   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
612 
613 /* defines for Flags field */
614 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
615 
616 /* RAID Accelerator Success Reply Descriptor */
617 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
618 {
619     U8              ReplyFlags;                 /* 0x00 */
620     U8              MSIxIndex;                  /* 0x01 */
621     U16             SMID;                       /* 0x02 */
622     U32             Reserved;                   /* 0x04 */
623 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
624   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
625   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
626   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
627 
628 /* Fast Path SCSI IO Success Reply Descriptor */
629 typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
630     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
631     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
632     Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,
633     MPI2_POINTER pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;
634 
635 /* PCIe Encapsulated Success Reply Descriptor */
636 typedef MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
637     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
638     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
639     Mpi26PCIeEncapsulatedSuccessReplyDescriptor_t,
640     MPI2_POINTER pMpi26PCIeEncapsulatedSuccessReplyDescriptor_t;
641 
642 /* union of Reply Descriptors */
643 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
644 {
645     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
646     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
647     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
648     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
649     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
650     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
651     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       FastPathSCSIIOSuccess;
652     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR    PCIeEncapsulatedSuccess;
653     U64                                             Words;
654 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
655   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
656 
657 /*****************************************************************************
658 *
659 *        Message Functions
660 *
661 *****************************************************************************/
662 
663 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
664 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
665 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
666 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
667 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
668 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
669 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
670 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
671 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
672 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
673 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
674 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
675 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
676 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
677 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
678 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
679 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
680 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
681 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
682 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */ /* for MPI v2.5 and earlier */
683 #define MPI2_FUNCTION_IO_UNIT_CONTROL               (0x1B) /* IO Unit Control */     /* for MPI v2.6 and later */
684 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
685 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
686 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
687 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
688 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
689 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
690 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
691 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
692 #define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31) /* Send Host Message */
693 #define MPI2_FUNCTION_NVME_ENCAPSULATED             (0x33) /* NVMe Encapsulated (MPI v2.6) */
694 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
695 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
696 
697 /* Doorbell functions */
698 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
699 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
700 
701 /*****************************************************************************
702 *
703 *        IOC Status Values
704 *
705 *****************************************************************************/
706 
707 /* mask for IOCStatus status value */
708 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
709 
710 /****************************************************************************
711 *  Common IOCStatus values for all replies
712 ****************************************************************************/
713 
714 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
715 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
716 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
717 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
718 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
719 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
720 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
721 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
722 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
723 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
724 #define MPI2_IOCSTATUS_INSUFFICIENT_POWER           (0x000A) /* MPI v2.6 and later */
725 
726 /****************************************************************************
727 *  Config IOCStatus values
728 ****************************************************************************/
729 
730 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
731 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
732 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
733 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
734 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
735 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
736 
737 /****************************************************************************
738 *  SCSI IO Reply
739 ****************************************************************************/
740 
741 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
742 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
743 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
744 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
745 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
746 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
747 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
748 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
749 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
750 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
751 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
752 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
753 
754 /****************************************************************************
755 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
756 ****************************************************************************/
757 
758 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
759 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
760 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
761 
762 /****************************************************************************
763 *  SCSI Target values
764 ****************************************************************************/
765 
766 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
767 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
768 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
769 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
770 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
771 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
772 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
773 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
774 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
775 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
776 
777 /****************************************************************************
778 *  Serial Attached SCSI values
779 ****************************************************************************/
780 
781 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
782 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
783 
784 /****************************************************************************
785 *  Diagnostic Buffer Post / Diagnostic Release values
786 ****************************************************************************/
787 
788 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
789 
790 /****************************************************************************
791 *  RAID Accelerator values
792 ****************************************************************************/
793 
794 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
795 
796 /****************************************************************************
797 *  IOCStatus flag to indicate that log info is available
798 ****************************************************************************/
799 
800 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
801 
802 /****************************************************************************
803 *  IOCLogInfo Types
804 ****************************************************************************/
805 
806 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
807 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
808 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
809 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
810 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
811 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
812 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
813 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
814 
815 /*****************************************************************************
816 *
817 *        Standard Message Structures
818 *
819 *****************************************************************************/
820 
821 /****************************************************************************
822 * Request Message Header for all request messages
823 ****************************************************************************/
824 
825 typedef struct _MPI2_REQUEST_HEADER
826 {
827     U16             FunctionDependent1;         /* 0x00 */
828     U8              ChainOffset;                /* 0x02 */
829     U8              Function;                   /* 0x03 */
830     U16             FunctionDependent2;         /* 0x04 */
831     U8              FunctionDependent3;         /* 0x06 */
832     U8              MsgFlags;                   /* 0x07 */
833     U8              VP_ID;                      /* 0x08 */
834     U8              VF_ID;                      /* 0x09 */
835     U16             Reserved1;                  /* 0x0A */
836 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
837   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
838 
839 /****************************************************************************
840 *  Default Reply
841 ****************************************************************************/
842 
843 typedef struct _MPI2_DEFAULT_REPLY
844 {
845     U16             FunctionDependent1;         /* 0x00 */
846     U8              MsgLength;                  /* 0x02 */
847     U8              Function;                   /* 0x03 */
848     U16             FunctionDependent2;         /* 0x04 */
849     U8              FunctionDependent3;         /* 0x06 */
850     U8              MsgFlags;                   /* 0x07 */
851     U8              VP_ID;                      /* 0x08 */
852     U8              VF_ID;                      /* 0x09 */
853     U16             Reserved1;                  /* 0x0A */
854     U16             FunctionDependent5;         /* 0x0C */
855     U16             IOCStatus;                  /* 0x0E */
856     U32             IOCLogInfo;                 /* 0x10 */
857 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
858   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
859 
860 /* common version structure/union used in messages and configuration pages */
861 
862 typedef struct _MPI2_VERSION_STRUCT
863 {
864     U8                      Dev;                        /* 0x00 */
865     U8                      Unit;                       /* 0x01 */
866     U8                      Minor;                      /* 0x02 */
867     U8                      Major;                      /* 0x03 */
868 } MPI2_VERSION_STRUCT;
869 
870 typedef union _MPI2_VERSION_UNION
871 {
872     MPI2_VERSION_STRUCT     Struct;
873     U32                     Word;
874 } MPI2_VERSION_UNION;
875 
876 /* LUN field defines, common to many structures */
877 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
878 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
879 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
880 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
881 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
882 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
883 
884 /*****************************************************************************
885 *
886 *        Fusion-MPT MPI Scatter Gather Elements
887 *
888 *****************************************************************************/
889 
890 /****************************************************************************
891 *  MPI Simple Element structures
892 ****************************************************************************/
893 
894 typedef struct _MPI2_SGE_SIMPLE32
895 {
896     U32                     FlagsLength;
897     U32                     Address;
898 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
899   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
900 
901 typedef struct _MPI2_SGE_SIMPLE64
902 {
903     U32                     FlagsLength;
904     U64                     Address;
905 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
906   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
907 
908 typedef struct _MPI2_SGE_SIMPLE_UNION
909 {
910     U32                     FlagsLength;
911     union
912     {
913         U32                 Address32;
914         U64                 Address64;
915     } u;
916 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
917   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
918 
919 /****************************************************************************
920 *  MPI Chain Element structures - for MPI v2.0 products only
921 ****************************************************************************/
922 
923 typedef struct _MPI2_SGE_CHAIN32
924 {
925     U16                     Length;
926     U8                      NextChainOffset;
927     U8                      Flags;
928     U32                     Address;
929 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
930   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
931 
932 typedef struct _MPI2_SGE_CHAIN64
933 {
934     U16                     Length;
935     U8                      NextChainOffset;
936     U8                      Flags;
937     U64                     Address;
938 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
939   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
940 
941 typedef struct _MPI2_SGE_CHAIN_UNION
942 {
943     U16                     Length;
944     U8                      NextChainOffset;
945     U8                      Flags;
946     union
947     {
948         U32                 Address32;
949         U64                 Address64;
950     } u;
951 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
952   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
953 
954 /****************************************************************************
955 *  MPI Transaction Context Element structures - for MPI v2.0 products only
956 ****************************************************************************/
957 
958 typedef struct _MPI2_SGE_TRANSACTION32
959 {
960     U8                      Reserved;
961     U8                      ContextSize;
962     U8                      DetailsLength;
963     U8                      Flags;
964     U32                     TransactionContext[1];
965     U32                     TransactionDetails[1];
966 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
967   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
968 
969 typedef struct _MPI2_SGE_TRANSACTION64
970 {
971     U8                      Reserved;
972     U8                      ContextSize;
973     U8                      DetailsLength;
974     U8                      Flags;
975     U32                     TransactionContext[2];
976     U32                     TransactionDetails[1];
977 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
978   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
979 
980 typedef struct _MPI2_SGE_TRANSACTION96
981 {
982     U8                      Reserved;
983     U8                      ContextSize;
984     U8                      DetailsLength;
985     U8                      Flags;
986     U32                     TransactionContext[3];
987     U32                     TransactionDetails[1];
988 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
989   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
990 
991 typedef struct _MPI2_SGE_TRANSACTION128
992 {
993     U8                      Reserved;
994     U8                      ContextSize;
995     U8                      DetailsLength;
996     U8                      Flags;
997     U32                     TransactionContext[4];
998     U32                     TransactionDetails[1];
999 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
1000   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
1001 
1002 typedef struct _MPI2_SGE_TRANSACTION_UNION
1003 {
1004     U8                      Reserved;
1005     U8                      ContextSize;
1006     U8                      DetailsLength;
1007     U8                      Flags;
1008     union
1009     {
1010         U32                 TransactionContext32[1];
1011         U32                 TransactionContext64[2];
1012         U32                 TransactionContext96[3];
1013         U32                 TransactionContext128[4];
1014     } u;
1015     U32                     TransactionDetails[1];
1016 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
1017   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
1018 
1019 /****************************************************************************
1020 *  MPI SGE union for IO SGL's - for MPI v2.0 products only
1021 ****************************************************************************/
1022 
1023 typedef struct _MPI2_MPI_SGE_IO_UNION
1024 {
1025     union
1026     {
1027         MPI2_SGE_SIMPLE_UNION   Simple;
1028         MPI2_SGE_CHAIN_UNION    Chain;
1029     } u;
1030 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
1031   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
1032 
1033 /****************************************************************************
1034 *  MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only
1035 ****************************************************************************/
1036 
1037 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
1038 {
1039     union
1040     {
1041         MPI2_SGE_SIMPLE_UNION       Simple;
1042         MPI2_SGE_TRANSACTION_UNION  Transaction;
1043     } u;
1044 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
1045   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
1046 
1047 /****************************************************************************
1048 *  All MPI SGE types union
1049 ****************************************************************************/
1050 
1051 typedef struct _MPI2_MPI_SGE_UNION
1052 {
1053     union
1054     {
1055         MPI2_SGE_SIMPLE_UNION       Simple;
1056         MPI2_SGE_CHAIN_UNION        Chain;
1057         MPI2_SGE_TRANSACTION_UNION  Transaction;
1058     } u;
1059 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
1060   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
1061 
1062 /****************************************************************************
1063 *  MPI SGE field definition and masks
1064 ****************************************************************************/
1065 
1066 /* Flags field bit definitions */
1067 
1068 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
1069 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
1070 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
1071 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
1072 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
1073 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
1074 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
1075 
1076 #define MPI2_SGE_FLAGS_SHIFT                    (24)
1077 
1078 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
1079 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
1080 
1081 /* Element Type */
1082 
1083 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00) /* for MPI v2.0 products only */
1084 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
1085 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30) /* for MPI v2.0 products only */
1086 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
1087 
1088 /* Address location */
1089 
1090 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
1091 
1092 /* Direction */
1093 
1094 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
1095 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
1096 
1097 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
1098 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
1099 
1100 /* Address Size */
1101 
1102 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
1103 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
1104 
1105 /* Context Size */
1106 
1107 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
1108 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
1109 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
1110 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
1111 
1112 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
1113 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
1114 
1115 /****************************************************************************
1116 *  MPI SGE operation Macros
1117 ****************************************************************************/
1118 
1119 /* SIMPLE FlagsLength manipulations... */
1120 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
1121 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
1122 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
1123 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
1124 
1125 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
1126 
1127 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
1128 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
1129 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
1130 
1131 /* CAUTION - The following are READ-MODIFY-WRITE! */
1132 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1133 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1134 
1135 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1136 
1137 /*****************************************************************************
1138 *
1139 *        Fusion-MPT IEEE Scatter Gather Elements
1140 *
1141 *****************************************************************************/
1142 
1143 /****************************************************************************
1144 *  IEEE Simple Element structures
1145 ****************************************************************************/
1146 
1147 /* MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */
1148 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1149 {
1150     U32                     Address;
1151     U32                     FlagsLength;
1152 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1153   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1154 
1155 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1156 {
1157     U64                     Address;
1158     U32                     Length;
1159     U16                     Reserved1;
1160     U8                      Reserved2;
1161     U8                      Flags;
1162 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1163   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1164 
1165 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1166 {
1167     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1168     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1169 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1170   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1171 
1172 /****************************************************************************
1173 *  IEEE Chain Element structures
1174 ****************************************************************************/
1175 
1176 /* MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */
1177 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1178 
1179 /* MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */
1180 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1181 
1182 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1183 {
1184     MPI2_IEEE_SGE_CHAIN32   Chain32;
1185     MPI2_IEEE_SGE_CHAIN64   Chain64;
1186 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1187   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1188 
1189 /* MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 and later */
1190 typedef struct _MPI25_IEEE_SGE_CHAIN64
1191 {
1192     U64                     Address;
1193     U32                     Length;
1194     U16                     Reserved1;
1195     U8                      NextChainOffset;
1196     U8                      Flags;
1197 } MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
1198   Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
1199 
1200 /****************************************************************************
1201 *  All IEEE SGE types union
1202 ****************************************************************************/
1203 
1204 /* MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */
1205 typedef struct _MPI2_IEEE_SGE_UNION
1206 {
1207     union
1208     {
1209         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1210         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1211     } u;
1212 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1213   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1214 
1215 /****************************************************************************
1216 *  IEEE SGE union for IO SGL's
1217 ****************************************************************************/
1218 
1219 typedef union _MPI25_SGE_IO_UNION
1220 {
1221     MPI2_IEEE_SGE_SIMPLE64      IeeeSimple;
1222     MPI25_IEEE_SGE_CHAIN64      IeeeChain;
1223 } MPI25_SGE_IO_UNION, MPI2_POINTER PTR_MPI25_SGE_IO_UNION,
1224   Mpi25SGEIOUnion_t, MPI2_POINTER pMpi25SGEIOUnion_t;
1225 
1226 /****************************************************************************
1227 *  IEEE SGE field definitions and masks
1228 ****************************************************************************/
1229 
1230 /* Flags field bit definitions */
1231 
1232 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1233 #define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)
1234 
1235 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1236 
1237 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1238 
1239 /* Element Type */
1240 
1241 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1242 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1243 
1244 /* Next Segment Format */
1245 
1246 #define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)
1247 #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)
1248 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)
1249 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)
1250 
1251 /* Data Location Address Space */
1252 
1253 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1254 #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 */
1255 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* use in IEEE Simple Element only */
1256 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1257 #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 */
1258 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03) /* use in MPI v2.0 IEEE Chain Element only */
1259 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR) /* typo in name */
1260 
1261 #define MPI26_IEEE_SGE_FLAGS_IOCCTL_ADDR        (0x02) /* for MPI v2.6 only */
1262 
1263 /****************************************************************************
1264 *  IEEE SGE operation Macros
1265 ****************************************************************************/
1266 
1267 /* SIMPLE FlagsLength manipulations... */
1268 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1269 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1270 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1271 
1272 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1273 
1274 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1275 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1276 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1277 
1278 /* CAUTION - The following are READ-MODIFY-WRITE! */
1279 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1280 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1281 
1282 /*****************************************************************************
1283 *
1284 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1285 *
1286 *****************************************************************************/
1287 
1288 typedef union _MPI2_SIMPLE_SGE_UNION
1289 {
1290     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1291     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1292 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1293   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1294 
1295 typedef union _MPI2_SGE_IO_UNION
1296 {
1297     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1298     MPI2_SGE_CHAIN_UNION        MpiChain;
1299     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1300     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1301 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1302   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1303 
1304 /****************************************************************************
1305 *
1306 *  Values for SGLFlags field, used in many request messages with an SGL
1307 *
1308 ****************************************************************************/
1309 
1310 /* values for MPI SGL Data Location Address Space subfield */
1311 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1312 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1313 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1314 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08) /* only for MPI v2.5 and earlier */
1315 #define MPI26_SGLFLAGS_IOCPLB_ADDRESS_SPACE         (0x08) /* only for MPI v2.6 */
1316 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C) /* only for MPI v2.5 and earlier */
1317 /* values for SGL Type subfield */
1318 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1319 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1320 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01) /* MPI v2.0 products only */
1321 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1322 
1323 #endif
1324