xref: /freebsd/sys/dev/mpr/mpi/mpi2.h (revision 1e66f787c838b5af7de716e266caf4e5d190d54b)
1 /*-
2  * Copyright (c) 2012-2015 LSI Corp.
3  * Copyright (c) 2013-2016 Avago Technologies
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. Neither the name of the author nor the names of any co-contributors
15  *    may be used to endorse or promote products derived from this software
16  *    without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * Avago Technologies (LSI) MPT-Fusion Host Adapter FreeBSD
31  *
32  * $FreeBSD$
33  */
34 
35 /*
36  *  Copyright (c) 2000-2015 LSI Corporation.
37  *  Copyright (c) 2013-2016 Avago Technologies
38  *  All rights reserved.
39  *
40  *
41  *           Name:  mpi2.h
42  *          Title:  MPI Message independent structures and definitions
43  *                  including System Interface Register Set and
44  *                  scatter/gather formats.
45  *  Creation Date:  June 21, 2006
46  *
47  *  mpi2.h Version:  02.00.48
48  *
49  *  NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
50  *        prefix are for use only on MPI v2.5 products, and must not be used
51  *        with MPI v2.0 products. Unless otherwise noted, names beginning with
52  *        MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
53  *
54  *  Version History
55  *  ---------------
56  *
57  *  Date      Version   Description
58  *  --------  --------  ------------------------------------------------------
59  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
60  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
61  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
62  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
63  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
64  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
65  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
66  *                      Added union of request descriptors.
67  *                      Added union of reply descriptors.
68  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
69  *                      Added define for MPI2_VERSION_02_00.
70  *                      Fixed the size of the FunctionDependent5 field in the
71  *                      MPI2_DEFAULT_REPLY structure.
72  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
73  *                      Removed the MPI-defined Fault Codes and extended the
74  *                      product specific codes up to 0xEFFF.
75  *                      Added a sixth key value for the WriteSequence register
76  *                      and changed the flush value to 0x0.
77  *                      Added message function codes for Diagnostic Buffer Post
78  *                      and Diagnsotic Release.
79  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
80  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
81  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
82  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
83  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
84  *                      Added #defines for marking a reply descriptor as unused.
85  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
86  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
87  *                      Moved LUN field defines from mpi2_init.h.
88  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
89  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
90  *                      In all request and reply descriptors, replaced VF_ID
91  *                      field with MSIxIndex field.
92  *                      Removed DevHandle field from
93  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
94  *                      bytes reserved.
95  *                      Added RAID Accelerator functionality.
96  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
97  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
98  *                      Added MSI-x index mask and shift for Reply Post Host
99  *                      Index register.
100  *                      Added function code for Host Based Discovery Action.
101  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
102  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
103  *                      Added defines for product-specific range of message
104  *                      function codes, 0xF0 to 0xFF.
105  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
106  *                      Added alternative defines for the SGE Direction bit.
107  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
108  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
109  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
110  *  02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.
111  *                      Added MPI2_FUNCTION_SEND_HOST_MESSAGE.
112  *  03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.
113  *  05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.
114  *  08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.
115  *  11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.
116  *                      Incorporating additions for MPI v2.5.
117  *  02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.
118  *  03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.
119  *                      Added Hard Reset delay timings.
120  *  07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.
121  *  07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.
122  *  11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.
123  *  12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.
124  *                      Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.
125  *  04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.
126  *  04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.
127  *  08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.
128  *  12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.
129  *  01-08-14  02.00.34  Bumped MPI2_HEADER_VERSION_UNIT.
130  *  06-13-14  02.00.35  Bumped MPI2_HEADER_VERSION_UNIT.
131  *  11-18-14  02.00.36  Updated copyright information.
132  *                      Bumped MPI2_HEADER_VERSION_UNIT.
133  *  03-16-15  02.00.37  Updated for MPI v2.6.
134  *                      Bumped MPI2_HEADER_VERSION_UNIT.
135  *                      Added Scratchpad registers and
136  *                      AtomicRequestDescriptorPost register to
137  *                      MPI2_SYSTEM_INTERFACE_REGS.
138  *                      Added MPI2_DIAG_SBR_RELOAD.
139  *                      Added MPI2_IOCSTATUS_INSUFFICIENT_POWER.
140  *  03-19-15  02.00.38  Bumped MPI2_HEADER_VERSION_UNIT.
141  *  05-25-15  02.00.39  Bumped MPI2_HEADER_VERSION_UNIT
142  *  08-25-15  02.00.40  Bumped MPI2_HEADER_VERSION_UNIT.
143  *                      Added V7 HostDiagnostic register defines
144  *  12-15-15  02.00.41  Bumped MPI_HEADER_VERSION_UNIT
145  *  01-01-16  02.00.42  Bumped MPI_HEADER_VERSION_UNIT
146  *  04-05-16  02.00.43  Modified  MPI26_DIAG_BOOT_DEVICE_SELECT defines
147  *                      to be unique within first 32 characters.
148  *                      Removed AHCI support.
149  *                      Removed SOP support.
150  *                      Bumped MPI2_HEADER_VERSION_UNIT.
151  *  04-10-16  02.00.44  Bumped MPI2_HEADER_VERSION_UNIT.
152  *  07-06-16  02.00.45  Bumped MPI2_HEADER_VERSION_UNIT.
153  *  09-02-16  02.00.46  Bumped MPI2_HEADER_VERSION_UNIT.
154  *  11-23-16  02.00.47  Bumped MPI2_HEADER_VERSION_UNIT.
155  *  02-03-17  02.00.48  Bumped MPI2_HEADER_VERSION_UNIT.
156  *  --------------------------------------------------------------------------
157  */
158 
159 #ifndef MPI2_H
160 #define MPI2_H
161 
162 
163 /*****************************************************************************
164 *
165 *        MPI Version Definitions
166 *
167 *****************************************************************************/
168 
169 #define MPI2_VERSION_MAJOR_MASK             (0xFF00)
170 #define MPI2_VERSION_MAJOR_SHIFT            (8)
171 #define MPI2_VERSION_MINOR_MASK             (0x00FF)
172 #define MPI2_VERSION_MINOR_SHIFT            (0)
173 
174 /* major version for all MPI v2.x */
175 #define MPI2_VERSION_MAJOR                  (0x02)
176 
177 /* minor version for MPI v2.0 compatible products */
178 #define MPI2_VERSION_MINOR                  (0x00)
179 #define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
180                                       MPI2_VERSION_MINOR)
181 #define MPI2_VERSION_02_00                  (0x0200)
182 
183 
184 /* minor version for MPI v2.5 compatible products */
185 #define MPI25_VERSION_MINOR                 (0x05)
186 #define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
187                                       MPI25_VERSION_MINOR)
188 #define MPI2_VERSION_02_05                  (0x0205)
189 
190 
191 /* minor version for MPI v2.6 compatible products */
192 #define MPI26_VERSION_MINOR                 (0x06)
193 #define MPI26_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
194                                       MPI26_VERSION_MINOR)
195 #define MPI2_VERSION_02_06                  (0x0206)
196 
197 
198 /* Unit and Dev versioning for this MPI header set */
199 #define MPI2_HEADER_VERSION_UNIT            (0x30)
200 #define MPI2_HEADER_VERSION_DEV             (0x00)
201 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
202 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
203 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
204 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
205 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
206 
207 
208 /*****************************************************************************
209 *
210 *        IOC State Definitions
211 *
212 *****************************************************************************/
213 
214 #define MPI2_IOC_STATE_RESET               (0x00000000)
215 #define MPI2_IOC_STATE_READY               (0x10000000)
216 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
217 #define MPI2_IOC_STATE_FAULT               (0x40000000)
218 
219 #define MPI2_IOC_STATE_MASK                (0xF0000000)
220 #define MPI2_IOC_STATE_SHIFT               (28)
221 
222 /* Fault state range for prodcut specific codes */
223 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
224 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
225 
226 
227 /*****************************************************************************
228 *
229 *        System Interface Register Definitions
230 *
231 *****************************************************************************/
232 
233 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
234 {
235     U32         Doorbell;                   /* 0x00 */
236     U32         WriteSequence;              /* 0x04 */
237     U32         HostDiagnostic;             /* 0x08 */
238     U32         Reserved1;                  /* 0x0C */
239     U32         DiagRWData;                 /* 0x10 */
240     U32         DiagRWAddressLow;           /* 0x14 */
241     U32         DiagRWAddressHigh;          /* 0x18 */
242     U32         Reserved2[5];               /* 0x1C */
243     U32         HostInterruptStatus;        /* 0x30 */
244     U32         HostInterruptMask;          /* 0x34 */
245     U32         DCRData;                    /* 0x38 */
246     U32         DCRAddress;                 /* 0x3C */
247     U32         Reserved3[2];               /* 0x40 */
248     U32         ReplyFreeHostIndex;         /* 0x48 */
249     U32         Reserved4[8];               /* 0x4C */
250     U32         ReplyPostHostIndex;         /* 0x6C */
251     U32         Reserved5;                  /* 0x70 */
252     U32         HCBSize;                    /* 0x74 */
253     U32         HCBAddressLow;              /* 0x78 */
254     U32         HCBAddressHigh;             /* 0x7C */
255     U32         Reserved6[12];              /* 0x80 */
256     U32         Scratchpad[4];              /* 0xB0 */
257     U32         RequestDescriptorPostLow;   /* 0xC0 */
258     U32         RequestDescriptorPostHigh;  /* 0xC4 */
259     U32         AtomicRequestDescriptorPost;/* 0xC8 */ /* MPI v2.6 and later; reserved in earlier versions */
260     U32         Reserved7[13];              /* 0xCC */
261 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
262   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
263 
264 /*
265  * Defines for working with the Doorbell register.
266  */
267 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
268 
269 /* IOC --> System values */
270 #define MPI2_DOORBELL_USED                      (0x08000000)
271 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
272 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
273 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
274 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
275 
276 /* System --> IOC values */
277 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
278 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
279 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
280 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
281 
282 
283 /*
284  * Defines for the WriteSequence register
285  */
286 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
287 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
288 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
289 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
290 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
291 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
292 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
293 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
294 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
295 
296 /*
297  * Defines for the HostDiagnostic register
298  */
299 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
300 
301 #define MPI2_DIAG_SBR_RELOAD                    (0x00002000)
302 
303 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
304 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
305 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
306 
307 /* Defines for V7A/V7R HostDiagnostic Register */
308 #define MPI26_DIAG_BOOT_DEVICE_SEL_64FLASH      (0x00000000)
309 #define MPI26_DIAG_BOOT_DEVICE_SEL_64HCDW       (0x00000800)
310 #define MPI26_DIAG_BOOT_DEVICE_SEL_32FLASH      (0x00001000)
311 #define MPI26_DIAG_BOOT_DEVICE_SEL_32HCDW       (0x00001800)
312 
313 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
314 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
315 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
316 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
317 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
318 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
319 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
320 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
321 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
322 
323 /*
324  * Offsets for DiagRWData and address
325  */
326 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
327 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
328 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
329 
330 /*
331  * Defines for the HostInterruptStatus register
332  */
333 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
334 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
335 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
336 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
337 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
338 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
339 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
340 
341 /*
342  * Defines for the HostInterruptMask register
343  */
344 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
345 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
346 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
347 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
348 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
349 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
350 
351 /*
352  * Offsets for DCRData and address
353  */
354 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
355 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
356 
357 /*
358  * Offset for the Reply Free Queue
359  */
360 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
361 
362 /*
363  * Defines for the Reply Descriptor Post Queue
364  */
365 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
366 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
367 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
368 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
369 #define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /* MPI v2.5 only */
370 
371 
372 /*
373  * Defines for the HCBSize and address
374  */
375 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
376 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
377 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
378 
379 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
380 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
381 
382 /*
383  * Offsets for the Scratchpad registers
384  */
385 #define MPI26_SCRATCHPAD0_OFFSET                (0x000000B0)
386 #define MPI26_SCRATCHPAD1_OFFSET                (0x000000B4)
387 #define MPI26_SCRATCHPAD2_OFFSET                (0x000000B8)
388 #define MPI26_SCRATCHPAD3_OFFSET                (0x000000BC)
389 
390 /*
391  * Offsets for the Request Descriptor Post Queue
392  */
393 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
394 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
395 #define MPI26_ATOMIC_REQUEST_DESCRIPTOR_POST_OFFSET (0x000000C8)
396 
397 
398 /* Hard Reset delay timings */
399 #define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)
400 #define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)
401 #define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)
402 
403 /*****************************************************************************
404 *
405 *        Message Descriptors
406 *
407 *****************************************************************************/
408 
409 /* Request Descriptors */
410 
411 /* Default Request Descriptor */
412 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
413 {
414     U8              RequestFlags;               /* 0x00 */
415     U8              MSIxIndex;                  /* 0x01 */
416     U16             SMID;                       /* 0x02 */
417     U16             LMID;                       /* 0x04 */
418     U16             DescriptorTypeDependent;    /* 0x06 */
419 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
420   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
421   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
422 
423 /* defines for the RequestFlags field */
424 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x1E)
425 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_RSHIFT             (1)    /* use carefully; values below are pre-shifted left */
426 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
427 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
428 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
429 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
430 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
431 #define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)
432 #define MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED      (0x10)
433 
434 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
435 
436 
437 /* High Priority Request Descriptor */
438 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
439 {
440     U8              RequestFlags;               /* 0x00 */
441     U8              MSIxIndex;                  /* 0x01 */
442     U16             SMID;                       /* 0x02 */
443     U16             LMID;                       /* 0x04 */
444     U16             Reserved1;                  /* 0x06 */
445 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
446   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
447   Mpi2HighPriorityRequestDescriptor_t,
448   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
449 
450 
451 /* SCSI IO Request Descriptor */
452 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
453 {
454     U8              RequestFlags;               /* 0x00 */
455     U8              MSIxIndex;                  /* 0x01 */
456     U16             SMID;                       /* 0x02 */
457     U16             LMID;                       /* 0x04 */
458     U16             DevHandle;                  /* 0x06 */
459 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
460   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
461   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
462 
463 
464 /* SCSI Target Request Descriptor */
465 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
466 {
467     U8              RequestFlags;               /* 0x00 */
468     U8              MSIxIndex;                  /* 0x01 */
469     U16             SMID;                       /* 0x02 */
470     U16             LMID;                       /* 0x04 */
471     U16             IoIndex;                    /* 0x06 */
472 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
473   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
474   Mpi2SCSITargetRequestDescriptor_t,
475   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
476 
477 
478 /* RAID Accelerator Request Descriptor */
479 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
480 {
481     U8              RequestFlags;               /* 0x00 */
482     U8              MSIxIndex;                  /* 0x01 */
483     U16             SMID;                       /* 0x02 */
484     U16             LMID;                       /* 0x04 */
485     U16             Reserved;                   /* 0x06 */
486 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
487   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
488   Mpi2RAIDAcceleratorRequestDescriptor_t,
489   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
490 
491 
492 /* Fast Path SCSI IO Request Descriptor */
493 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
494     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
495     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
496     Mpi25FastPathSCSIIORequestDescriptor_t,
497     MPI2_POINTER pMpi25FastPathSCSIIORequestDescriptor_t;
498 
499 
500 /* PCIe Encapsulated Request Descriptor */
501 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
502     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
503     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
504     Mpi26PCIeEncapsulatedRequestDescriptor_t,
505     MPI2_POINTER pMpi26PCIeEncapsulatedRequestDescriptor_t;
506 
507 
508 /* union of Request Descriptors */
509 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
510 {
511     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
512     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
513     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
514     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
515     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
516     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR         FastPathSCSIIO;
517     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR  PCIeEncapsulated;
518     U64                                         Words;
519 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
520   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
521 
522 
523 /* Atomic Request Descriptors */
524 
525 /*
526  * All Atomic Request Descriptors have the same format, so the following
527  * structure is used for all Atomic Request Descriptors:
528  *      Atomic Default Request Descriptor
529  *      Atomic High Priority Request Descriptor
530  *      Atomic SCSI IO Request Descriptor
531  *      Atomic SCSI Target Request Descriptor
532  *      Atomic RAID Accelerator Request Descriptor
533  *      Atomic Fast Path SCSI IO Request Descriptor
534  *      Atomic PCIe Encapsulated Request Descriptor
535  */
536 
537 /* Atomic Request Descriptor */
538 typedef struct _MPI26_ATOMIC_REQUEST_DESCRIPTOR
539 {
540     U8              RequestFlags;               /* 0x00 */
541     U8              MSIxIndex;                  /* 0x01 */
542     U16             SMID;                       /* 0x02 */
543 } MPI26_ATOMIC_REQUEST_DESCRIPTOR,
544   MPI2_POINTER PTR_MPI26_ATOMIC_REQUEST_DESCRIPTOR,
545   Mpi26AtomicRequestDescriptor_t, MPI2_POINTER pMpi26AtomicRequestDescriptor_t;
546 
547 /* for the RequestFlags field, use the same defines as MPI2_DEFAULT_REQUEST_DESCRIPTOR */
548 
549 
550 /* Reply Descriptors */
551 
552 /* Default Reply Descriptor */
553 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
554 {
555     U8              ReplyFlags;                 /* 0x00 */
556     U8              MSIxIndex;                  /* 0x01 */
557     U16             DescriptorTypeDependent1;   /* 0x02 */
558     U32             DescriptorTypeDependent2;   /* 0x04 */
559 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
560   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
561 
562 /* defines for the ReplyFlags field */
563 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
564 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
565 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
566 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
567 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
568 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
569 #define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)
570 #define MPI26_RPY_DESCRIPT_FLAGS_PCIE_ENCAPSULATED_SUCCESS  (0x08)
571 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
572 
573 /* values for marking a reply descriptor as unused */
574 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
575 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
576 
577 /* Address Reply Descriptor */
578 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
579 {
580     U8              ReplyFlags;                 /* 0x00 */
581     U8              MSIxIndex;                  /* 0x01 */
582     U16             SMID;                       /* 0x02 */
583     U32             ReplyFrameAddress;          /* 0x04 */
584 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
585   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
586 
587 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
588 
589 
590 /* SCSI IO Success Reply Descriptor */
591 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
592 {
593     U8              ReplyFlags;                 /* 0x00 */
594     U8              MSIxIndex;                  /* 0x01 */
595     U16             SMID;                       /* 0x02 */
596     U16             TaskTag;                    /* 0x04 */
597     U16             Reserved1;                  /* 0x06 */
598 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
599   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
600   Mpi2SCSIIOSuccessReplyDescriptor_t,
601   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
602 
603 
604 /* TargetAssist Success Reply Descriptor */
605 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
606 {
607     U8              ReplyFlags;                 /* 0x00 */
608     U8              MSIxIndex;                  /* 0x01 */
609     U16             SMID;                       /* 0x02 */
610     U8              SequenceNumber;             /* 0x04 */
611     U8              Reserved1;                  /* 0x05 */
612     U16             IoIndex;                    /* 0x06 */
613 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
614   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
615   Mpi2TargetAssistSuccessReplyDescriptor_t,
616   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
617 
618 
619 /* Target Command Buffer Reply Descriptor */
620 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
621 {
622     U8              ReplyFlags;                 /* 0x00 */
623     U8              MSIxIndex;                  /* 0x01 */
624     U8              VP_ID;                      /* 0x02 */
625     U8              Flags;                      /* 0x03 */
626     U16             InitiatorDevHandle;         /* 0x04 */
627     U16             IoIndex;                    /* 0x06 */
628 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
629   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
630   Mpi2TargetCommandBufferReplyDescriptor_t,
631   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
632 
633 /* defines for Flags field */
634 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
635 
636 
637 /* RAID Accelerator Success Reply Descriptor */
638 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
639 {
640     U8              ReplyFlags;                 /* 0x00 */
641     U8              MSIxIndex;                  /* 0x01 */
642     U16             SMID;                       /* 0x02 */
643     U32             Reserved;                   /* 0x04 */
644 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
645   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
646   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
647   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
648 
649 
650 /* Fast Path SCSI IO Success Reply Descriptor */
651 typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
652     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
653     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
654     Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,
655     MPI2_POINTER pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;
656 
657 
658 /* PCIe Encapsulated Success Reply Descriptor */
659 typedef MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
660     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
661     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
662     Mpi26PCIeEncapsulatedSuccessReplyDescriptor_t,
663     MPI2_POINTER pMpi26PCIeEncapsulatedSuccessReplyDescriptor_t;
664 
665 
666 /* union of Reply Descriptors */
667 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
668 {
669     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
670     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
671     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
672     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
673     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
674     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
675     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       FastPathSCSIIOSuccess;
676     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR    PCIeEncapsulatedSuccess;
677     U64                                             Words;
678 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
679   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
680 
681 
682 
683 /*****************************************************************************
684 *
685 *        Message Functions
686 *
687 *****************************************************************************/
688 
689 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
690 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
691 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
692 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
693 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
694 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
695 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
696 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
697 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
698 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
699 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
700 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
701 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
702 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
703 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
704 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
705 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
706 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
707 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
708 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */ /* for MPI v2.5 and earlier */
709 #define MPI2_FUNCTION_IO_UNIT_CONTROL               (0x1B) /* IO Unit Control */     /* for MPI v2.6 and later */
710 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
711 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
712 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
713 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
714 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
715 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
716 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
717 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
718 #define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31) /* Send Host Message */
719 #define MPI2_FUNCTION_NVME_ENCAPSULATED             (0x33) /* NVMe Encapsulated (MPI v2.6) */
720 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
721 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
722 
723 
724 
725 /* Doorbell functions */
726 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
727 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
728 
729 
730 /*****************************************************************************
731 *
732 *        IOC Status Values
733 *
734 *****************************************************************************/
735 
736 /* mask for IOCStatus status value */
737 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
738 
739 /****************************************************************************
740 *  Common IOCStatus values for all replies
741 ****************************************************************************/
742 
743 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
744 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
745 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
746 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
747 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
748 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
749 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
750 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
751 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
752 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
753 #define MPI2_IOCSTATUS_INSUFFICIENT_POWER           (0x000A) /* MPI v2.6 and later */
754 
755 /****************************************************************************
756 *  Config IOCStatus values
757 ****************************************************************************/
758 
759 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
760 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
761 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
762 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
763 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
764 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
765 
766 /****************************************************************************
767 *  SCSI IO Reply
768 ****************************************************************************/
769 
770 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
771 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
772 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
773 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
774 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
775 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
776 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
777 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
778 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
779 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
780 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
781 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
782 
783 /****************************************************************************
784 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
785 ****************************************************************************/
786 
787 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
788 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
789 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
790 
791 /****************************************************************************
792 *  SCSI Target values
793 ****************************************************************************/
794 
795 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
796 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
797 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
798 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
799 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
800 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
801 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
802 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
803 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
804 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
805 
806 /****************************************************************************
807 *  Serial Attached SCSI values
808 ****************************************************************************/
809 
810 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
811 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
812 
813 /****************************************************************************
814 *  Diagnostic Buffer Post / Diagnostic Release values
815 ****************************************************************************/
816 
817 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
818 
819 /****************************************************************************
820 *  RAID Accelerator values
821 ****************************************************************************/
822 
823 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
824 
825 /****************************************************************************
826 *  IOCStatus flag to indicate that log info is available
827 ****************************************************************************/
828 
829 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
830 
831 /****************************************************************************
832 *  IOCLogInfo Types
833 ****************************************************************************/
834 
835 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
836 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
837 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
838 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
839 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
840 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
841 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
842 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
843 
844 
845 /*****************************************************************************
846 *
847 *        Standard Message Structures
848 *
849 *****************************************************************************/
850 
851 /****************************************************************************
852 * Request Message Header for all request messages
853 ****************************************************************************/
854 
855 typedef struct _MPI2_REQUEST_HEADER
856 {
857     U16             FunctionDependent1;         /* 0x00 */
858     U8              ChainOffset;                /* 0x02 */
859     U8              Function;                   /* 0x03 */
860     U16             FunctionDependent2;         /* 0x04 */
861     U8              FunctionDependent3;         /* 0x06 */
862     U8              MsgFlags;                   /* 0x07 */
863     U8              VP_ID;                      /* 0x08 */
864     U8              VF_ID;                      /* 0x09 */
865     U16             Reserved1;                  /* 0x0A */
866 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
867   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
868 
869 
870 /****************************************************************************
871 *  Default Reply
872 ****************************************************************************/
873 
874 typedef struct _MPI2_DEFAULT_REPLY
875 {
876     U16             FunctionDependent1;         /* 0x00 */
877     U8              MsgLength;                  /* 0x02 */
878     U8              Function;                   /* 0x03 */
879     U16             FunctionDependent2;         /* 0x04 */
880     U8              FunctionDependent3;         /* 0x06 */
881     U8              MsgFlags;                   /* 0x07 */
882     U8              VP_ID;                      /* 0x08 */
883     U8              VF_ID;                      /* 0x09 */
884     U16             Reserved1;                  /* 0x0A */
885     U16             FunctionDependent5;         /* 0x0C */
886     U16             IOCStatus;                  /* 0x0E */
887     U32             IOCLogInfo;                 /* 0x10 */
888 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
889   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
890 
891 
892 /* common version structure/union used in messages and configuration pages */
893 
894 typedef struct _MPI2_VERSION_STRUCT
895 {
896     U8                      Dev;                        /* 0x00 */
897     U8                      Unit;                       /* 0x01 */
898     U8                      Minor;                      /* 0x02 */
899     U8                      Major;                      /* 0x03 */
900 } MPI2_VERSION_STRUCT;
901 
902 typedef union _MPI2_VERSION_UNION
903 {
904     MPI2_VERSION_STRUCT     Struct;
905     U32                     Word;
906 } MPI2_VERSION_UNION;
907 
908 
909 /* LUN field defines, common to many structures */
910 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
911 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
912 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
913 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
914 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
915 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
916 
917 
918 /*****************************************************************************
919 *
920 *        Fusion-MPT MPI Scatter Gather Elements
921 *
922 *****************************************************************************/
923 
924 /****************************************************************************
925 *  MPI Simple Element structures
926 ****************************************************************************/
927 
928 typedef struct _MPI2_SGE_SIMPLE32
929 {
930     U32                     FlagsLength;
931     U32                     Address;
932 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
933   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
934 
935 typedef struct _MPI2_SGE_SIMPLE64
936 {
937     U32                     FlagsLength;
938     U64                     Address;
939 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
940   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
941 
942 typedef struct _MPI2_SGE_SIMPLE_UNION
943 {
944     U32                     FlagsLength;
945     union
946     {
947         U32                 Address32;
948         U64                 Address64;
949     } u;
950 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
951   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
952 
953 
954 /****************************************************************************
955 *  MPI Chain Element structures - for MPI v2.0 products only
956 ****************************************************************************/
957 
958 typedef struct _MPI2_SGE_CHAIN32
959 {
960     U16                     Length;
961     U8                      NextChainOffset;
962     U8                      Flags;
963     U32                     Address;
964 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
965   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
966 
967 typedef struct _MPI2_SGE_CHAIN64
968 {
969     U16                     Length;
970     U8                      NextChainOffset;
971     U8                      Flags;
972     U64                     Address;
973 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
974   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
975 
976 typedef struct _MPI2_SGE_CHAIN_UNION
977 {
978     U16                     Length;
979     U8                      NextChainOffset;
980     U8                      Flags;
981     union
982     {
983         U32                 Address32;
984         U64                 Address64;
985     } u;
986 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
987   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
988 
989 
990 /****************************************************************************
991 *  MPI Transaction Context Element structures - for MPI v2.0 products only
992 ****************************************************************************/
993 
994 typedef struct _MPI2_SGE_TRANSACTION32
995 {
996     U8                      Reserved;
997     U8                      ContextSize;
998     U8                      DetailsLength;
999     U8                      Flags;
1000     U32                     TransactionContext[1];
1001     U32                     TransactionDetails[1];
1002 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
1003   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
1004 
1005 typedef struct _MPI2_SGE_TRANSACTION64
1006 {
1007     U8                      Reserved;
1008     U8                      ContextSize;
1009     U8                      DetailsLength;
1010     U8                      Flags;
1011     U32                     TransactionContext[2];
1012     U32                     TransactionDetails[1];
1013 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
1014   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
1015 
1016 typedef struct _MPI2_SGE_TRANSACTION96
1017 {
1018     U8                      Reserved;
1019     U8                      ContextSize;
1020     U8                      DetailsLength;
1021     U8                      Flags;
1022     U32                     TransactionContext[3];
1023     U32                     TransactionDetails[1];
1024 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
1025   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
1026 
1027 typedef struct _MPI2_SGE_TRANSACTION128
1028 {
1029     U8                      Reserved;
1030     U8                      ContextSize;
1031     U8                      DetailsLength;
1032     U8                      Flags;
1033     U32                     TransactionContext[4];
1034     U32                     TransactionDetails[1];
1035 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
1036   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
1037 
1038 typedef struct _MPI2_SGE_TRANSACTION_UNION
1039 {
1040     U8                      Reserved;
1041     U8                      ContextSize;
1042     U8                      DetailsLength;
1043     U8                      Flags;
1044     union
1045     {
1046         U32                 TransactionContext32[1];
1047         U32                 TransactionContext64[2];
1048         U32                 TransactionContext96[3];
1049         U32                 TransactionContext128[4];
1050     } u;
1051     U32                     TransactionDetails[1];
1052 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
1053   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
1054 
1055 
1056 /****************************************************************************
1057 *  MPI SGE union for IO SGL's - for MPI v2.0 products only
1058 ****************************************************************************/
1059 
1060 typedef struct _MPI2_MPI_SGE_IO_UNION
1061 {
1062     union
1063     {
1064         MPI2_SGE_SIMPLE_UNION   Simple;
1065         MPI2_SGE_CHAIN_UNION    Chain;
1066     } u;
1067 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
1068   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
1069 
1070 
1071 /****************************************************************************
1072 *  MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only
1073 ****************************************************************************/
1074 
1075 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
1076 {
1077     union
1078     {
1079         MPI2_SGE_SIMPLE_UNION       Simple;
1080         MPI2_SGE_TRANSACTION_UNION  Transaction;
1081     } u;
1082 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
1083   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
1084 
1085 
1086 /****************************************************************************
1087 *  All MPI SGE types union
1088 ****************************************************************************/
1089 
1090 typedef struct _MPI2_MPI_SGE_UNION
1091 {
1092     union
1093     {
1094         MPI2_SGE_SIMPLE_UNION       Simple;
1095         MPI2_SGE_CHAIN_UNION        Chain;
1096         MPI2_SGE_TRANSACTION_UNION  Transaction;
1097     } u;
1098 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
1099   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
1100 
1101 
1102 /****************************************************************************
1103 *  MPI SGE field definition and masks
1104 ****************************************************************************/
1105 
1106 /* Flags field bit definitions */
1107 
1108 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
1109 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
1110 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
1111 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
1112 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
1113 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
1114 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
1115 
1116 #define MPI2_SGE_FLAGS_SHIFT                    (24)
1117 
1118 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
1119 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
1120 
1121 /* Element Type */
1122 
1123 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00) /* for MPI v2.0 products only */
1124 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
1125 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30) /* for MPI v2.0 products only */
1126 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
1127 
1128 /* Address location */
1129 
1130 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
1131 
1132 /* Direction */
1133 
1134 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
1135 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
1136 
1137 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
1138 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
1139 
1140 /* Address Size */
1141 
1142 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
1143 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
1144 
1145 /* Context Size */
1146 
1147 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
1148 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
1149 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
1150 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
1151 
1152 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
1153 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
1154 
1155 /****************************************************************************
1156 *  MPI SGE operation Macros
1157 ****************************************************************************/
1158 
1159 /* SIMPLE FlagsLength manipulations... */
1160 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
1161 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
1162 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
1163 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
1164 
1165 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
1166 
1167 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
1168 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
1169 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
1170 
1171 /* CAUTION - The following are READ-MODIFY-WRITE! */
1172 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1173 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1174 
1175 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1176 
1177 
1178 /*****************************************************************************
1179 *
1180 *        Fusion-MPT IEEE Scatter Gather Elements
1181 *
1182 *****************************************************************************/
1183 
1184 /****************************************************************************
1185 *  IEEE Simple Element structures
1186 ****************************************************************************/
1187 
1188 /* MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */
1189 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1190 {
1191     U32                     Address;
1192     U32                     FlagsLength;
1193 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1194   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1195 
1196 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1197 {
1198     U64                     Address;
1199     U32                     Length;
1200     U16                     Reserved1;
1201     U8                      Reserved2;
1202     U8                      Flags;
1203 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1204   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1205 
1206 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1207 {
1208     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1209     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1210 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1211   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1212 
1213 
1214 /****************************************************************************
1215 *  IEEE Chain Element structures
1216 ****************************************************************************/
1217 
1218 /* MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */
1219 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1220 
1221 /* MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */
1222 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1223 
1224 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1225 {
1226     MPI2_IEEE_SGE_CHAIN32   Chain32;
1227     MPI2_IEEE_SGE_CHAIN64   Chain64;
1228 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1229   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1230 
1231 /* MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 and later */
1232 typedef struct _MPI25_IEEE_SGE_CHAIN64
1233 {
1234     U64                     Address;
1235     U32                     Length;
1236     U16                     Reserved1;
1237     U8                      NextChainOffset;
1238     U8                      Flags;
1239 } MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
1240   Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
1241 
1242 
1243 /****************************************************************************
1244 *  All IEEE SGE types union
1245 ****************************************************************************/
1246 
1247 /* MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */
1248 typedef struct _MPI2_IEEE_SGE_UNION
1249 {
1250     union
1251     {
1252         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1253         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1254     } u;
1255 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1256   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1257 
1258 
1259 /****************************************************************************
1260 *  IEEE SGE union for IO SGL's
1261 ****************************************************************************/
1262 
1263 typedef union _MPI25_SGE_IO_UNION
1264 {
1265     MPI2_IEEE_SGE_SIMPLE64      IeeeSimple;
1266     MPI25_IEEE_SGE_CHAIN64      IeeeChain;
1267 } MPI25_SGE_IO_UNION, MPI2_POINTER PTR_MPI25_SGE_IO_UNION,
1268   Mpi25SGEIOUnion_t, MPI2_POINTER pMpi25SGEIOUnion_t;
1269 
1270 
1271 /****************************************************************************
1272 *  IEEE SGE field definitions and masks
1273 ****************************************************************************/
1274 
1275 /* Flags field bit definitions */
1276 
1277 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1278 #define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)
1279 
1280 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1281 
1282 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1283 
1284 /* Element Type */
1285 
1286 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1287 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1288 
1289 /* Next Segment Format */
1290 
1291 #define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)
1292 #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)
1293 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)
1294 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)
1295 
1296 /* Data Location Address Space */
1297 
1298 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1299 #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 */
1300 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* use in IEEE Simple Element only */
1301 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1302 #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 */
1303 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03) /* use in MPI v2.0 IEEE Chain Element only */
1304 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR) /* typo in name */
1305 
1306 #define MPI26_IEEE_SGE_FLAGS_IOCCTL_ADDR        (0x02) /* for MPI v2.6 only */
1307 
1308 /****************************************************************************
1309 *  IEEE SGE operation Macros
1310 ****************************************************************************/
1311 
1312 /* SIMPLE FlagsLength manipulations... */
1313 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1314 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1315 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1316 
1317 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1318 
1319 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1320 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1321 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1322 
1323 /* CAUTION - The following are READ-MODIFY-WRITE! */
1324 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1325 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1326 
1327 
1328 
1329 /*****************************************************************************
1330 *
1331 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1332 *
1333 *****************************************************************************/
1334 
1335 typedef union _MPI2_SIMPLE_SGE_UNION
1336 {
1337     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1338     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1339 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1340   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1341 
1342 
1343 typedef union _MPI2_SGE_IO_UNION
1344 {
1345     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1346     MPI2_SGE_CHAIN_UNION        MpiChain;
1347     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1348     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1349 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1350   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1351 
1352 
1353 /****************************************************************************
1354 *
1355 *  Values for SGLFlags field, used in many request messages with an SGL
1356 *
1357 ****************************************************************************/
1358 
1359 /* values for MPI SGL Data Location Address Space subfield */
1360 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1361 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1362 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1363 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08) /* only for MPI v2.5 and earlier */
1364 #define MPI26_SGLFLAGS_IOCPLB_ADDRESS_SPACE         (0x08) /* only for MPI v2.6 */
1365 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C) /* only for MPI v2.5 and earlier */
1366 /* values for SGL Type subfield */
1367 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1368 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1369 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01) /* MPI v2.0 products only */
1370 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1371 
1372 
1373 #endif
1374 
1375