xref: /freebsd/sys/dev/mpr/mpi/mpi2.h (revision 5bb3134a8c21cb87b30e135ef168483f0333dabb)
1 /*-
2  *  Copyright 2000-2020 Broadcom Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  * 3. Neither the name of the author nor the names of any co-contributors
13  *    may be used to endorse or promote products derived from this software
14  *    without specific prior written permission.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * Broadcom Inc. (LSI) MPT-Fusion Host Adapter FreeBSD
29  *
30  * $FreeBSD$
31  */
32 
33 /*
34  *  Copyright 2000-2020 Broadcom Inc. All rights reserved.
35  *
36  *
37  *           Name:  mpi2.h
38  *          Title:  MPI Message independent structures and definitions
39  *                  including System Interface Register Set and
40  *                  scatter/gather formats.
41  *  Creation Date:  June 21, 2006
42  *
43  *  mpi2.h Version:  02.00.52
44  *
45  *  NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
46  *        prefix are for use only on MPI v2.5 products, and must not be used
47  *        with MPI v2.0 products. Unless otherwise noted, names beginning with
48  *        MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
49  *
50  *  Version History
51  *  ---------------
52  *
53  *  Date      Version   Description
54  *  --------  --------  ------------------------------------------------------
55  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
56  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
57  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
58  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
59  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
60  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
61  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
62  *                      Added union of request descriptors.
63  *                      Added union of reply descriptors.
64  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
65  *                      Added define for MPI2_VERSION_02_00.
66  *                      Fixed the size of the FunctionDependent5 field in the
67  *                      MPI2_DEFAULT_REPLY structure.
68  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
69  *                      Removed the MPI-defined Fault Codes and extended the
70  *                      product specific codes up to 0xEFFF.
71  *                      Added a sixth key value for the WriteSequence register
72  *                      and changed the flush value to 0x0.
73  *                      Added message function codes for Diagnostic Buffer Post
74  *                      and Diagnsotic Release.
75  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
76  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
77  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
78  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
79  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
80  *                      Added #defines for marking a reply descriptor as unused.
81  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
82  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
83  *                      Moved LUN field defines from mpi2_init.h.
84  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
85  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
86  *                      In all request and reply descriptors, replaced VF_ID
87  *                      field with MSIxIndex field.
88  *                      Removed DevHandle field from
89  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
90  *                      bytes reserved.
91  *                      Added RAID Accelerator functionality.
92  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
93  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
94  *                      Added MSI-x index mask and shift for Reply Post Host
95  *                      Index register.
96  *                      Added function code for Host Based Discovery Action.
97  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
98  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
99  *                      Added defines for product-specific range of message
100  *                      function codes, 0xF0 to 0xFF.
101  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
102  *                      Added alternative defines for the SGE Direction bit.
103  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
104  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
105  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
106  *  02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.
107  *                      Added MPI2_FUNCTION_SEND_HOST_MESSAGE.
108  *  03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.
109  *  05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.
110  *  08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.
111  *  11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.
112  *                      Incorporating additions for MPI v2.5.
113  *  02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.
114  *  03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.
115  *                      Added Hard Reset delay timings.
116  *  07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.
117  *  07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.
118  *  11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.
119  *  12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.
120  *                      Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.
121  *  04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.
122  *  04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.
123  *  08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.
124  *  12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.
125  *  01-08-14  02.00.34  Bumped MPI2_HEADER_VERSION_UNIT.
126  *  06-13-14  02.00.35  Bumped MPI2_HEADER_VERSION_UNIT.
127  *  11-18-14  02.00.36  Updated copyright information.
128  *                      Bumped MPI2_HEADER_VERSION_UNIT.
129  *  03-16-15  02.00.37  Updated for MPI v2.6.
130  *                      Bumped MPI2_HEADER_VERSION_UNIT.
131  *                      Added Scratchpad registers and
132  *                      AtomicRequestDescriptorPost register to
133  *                      MPI2_SYSTEM_INTERFACE_REGS.
134  *                      Added MPI2_DIAG_SBR_RELOAD.
135  *                      Added MPI2_IOCSTATUS_INSUFFICIENT_POWER.
136  *  03-19-15  02.00.38  Bumped MPI2_HEADER_VERSION_UNIT.
137  *  05-25-15  02.00.39  Bumped MPI2_HEADER_VERSION_UNIT
138  *  08-25-15  02.00.40  Bumped MPI2_HEADER_VERSION_UNIT.
139  *                      Added V7 HostDiagnostic register defines
140  *  12-15-15  02.00.41  Bumped MPI_HEADER_VERSION_UNIT
141  *  01-01-16  02.00.42  Bumped MPI_HEADER_VERSION_UNIT
142  *  04-05-16  02.00.43  Modified  MPI26_DIAG_BOOT_DEVICE_SELECT defines
143  *                      to be unique within first 32 characters.
144  *                      Removed AHCI support.
145  *                      Removed SOP support.
146  *                      Bumped MPI2_HEADER_VERSION_UNIT.
147  *  04-10-16  02.00.44  Bumped MPI2_HEADER_VERSION_UNIT.
148  *  07-06-16  02.00.45  Bumped MPI2_HEADER_VERSION_UNIT.
149  *  09-02-16  02.00.46  Bumped MPI2_HEADER_VERSION_UNIT.
150  *  11-23-16  02.00.47  Bumped MPI2_HEADER_VERSION_UNIT.
151  *  02-03-17  02.00.48  Bumped MPI2_HEADER_VERSION_UNIT.
152  *  06-13-17  02.00.49  Bumped MPI2_HEADER_VERSION_UNIT.
153  *  09-29-17  02.00.50  Bumped MPI2_HEADER_VERSION_UNIT.
154  *  07-22-18  02.00.51  Added SECURE_BOOT define.
155  *                      Bumped MPI2_HEADER_VERSION_UNIT
156  *  08-15-18  02.00.52  Bumped MPI2_HEADER_VERSION_UNIT.
157  *  --------------------------------------------------------------------------
158  */
159 
160 #ifndef MPI2_H
161 #define MPI2_H
162 
163 /*****************************************************************************
164 *
165 *        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 /* minor version for MPI v2.5 compatible products */
184 #define MPI25_VERSION_MINOR                 (0x05)
185 #define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
186                                       MPI25_VERSION_MINOR)
187 #define MPI2_VERSION_02_05                  (0x0205)
188 
189 /* minor version for MPI v2.6 compatible products */
190 #define MPI26_VERSION_MINOR                 (0x06)
191 #define MPI26_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
192                                       MPI26_VERSION_MINOR)
193 #define MPI2_VERSION_02_06                  (0x0206)
194 
195 /* Unit and Dev versioning for this MPI header set */
196 #define MPI2_HEADER_VERSION_UNIT            (0x34)
197 #define MPI2_HEADER_VERSION_DEV             (0x00)
198 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
199 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
200 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
201 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
202 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
203 
204 /*****************************************************************************
205 *
206 *        IOC State Definitions
207 *
208 *****************************************************************************/
209 
210 #define MPI2_IOC_STATE_RESET               (0x00000000)
211 #define MPI2_IOC_STATE_READY               (0x10000000)
212 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
213 #define MPI2_IOC_STATE_FAULT               (0x40000000)
214 
215 #define MPI2_IOC_STATE_MASK                (0xF0000000)
216 #define MPI2_IOC_STATE_SHIFT               (28)
217 
218 /* Fault state range for prodcut specific codes */
219 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
220 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
221 
222 /*****************************************************************************
223 *
224 *        System Interface Register Definitions
225 *
226 *****************************************************************************/
227 
228 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
229 {
230     U32         Doorbell;                   /* 0x00 */
231     U32         WriteSequence;              /* 0x04 */
232     U32         HostDiagnostic;             /* 0x08 */
233     U32         Reserved1;                  /* 0x0C */
234     U32         DiagRWData;                 /* 0x10 */
235     U32         DiagRWAddressLow;           /* 0x14 */
236     U32         DiagRWAddressHigh;          /* 0x18 */
237     U32         Reserved2[5];               /* 0x1C */
238     U32         HostInterruptStatus;        /* 0x30 */
239     U32         HostInterruptMask;          /* 0x34 */
240     U32         DCRData;                    /* 0x38 */
241     U32         DCRAddress;                 /* 0x3C */
242     U32         Reserved3[2];               /* 0x40 */
243     U32         ReplyFreeHostIndex;         /* 0x48 */
244     U32         Reserved4[8];               /* 0x4C */
245     U32         ReplyPostHostIndex;         /* 0x6C */
246     U32         Reserved5;                  /* 0x70 */
247     U32         HCBSize;                    /* 0x74 */
248     U32         HCBAddressLow;              /* 0x78 */
249     U32         HCBAddressHigh;             /* 0x7C */
250     U32         Reserved6[12];              /* 0x80 */
251     U32         Scratchpad[4];              /* 0xB0 */
252     U32         RequestDescriptorPostLow;   /* 0xC0 */
253     U32         RequestDescriptorPostHigh;  /* 0xC4 */
254     U32         AtomicRequestDescriptorPost;/* 0xC8 */ /* MPI v2.6 and later; reserved in earlier versions */
255     U32         Reserved7[13];              /* 0xCC */
256 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
257   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
258 
259 /*
260  * Defines for working with the Doorbell register.
261  */
262 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
263 
264 /* IOC --> System values */
265 #define MPI2_DOORBELL_USED                      (0x08000000)
266 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
267 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
268 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
269 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
270 
271 /* System --> IOC values */
272 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
273 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
274 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
275 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
276 
277 /*
278  * Defines for the WriteSequence register
279  */
280 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
281 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
282 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
283 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
284 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
285 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
286 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
287 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
288 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
289 
290 /*
291  * Defines for the HostDiagnostic register
292  */
293 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
294 
295 #define MPI26_DIAG_SECURE_BOOT                  (0x80000000)
296 
297 #define MPI2_DIAG_SBR_RELOAD                    (0x00002000)
298 
299 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
300 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
301 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
302 
303 /* Defines for V7A/V7R HostDiagnostic Register */
304 #define MPI26_DIAG_BOOT_DEVICE_SEL_64FLASH      (0x00000000)
305 #define MPI26_DIAG_BOOT_DEVICE_SEL_64HCDW       (0x00000800)
306 #define MPI26_DIAG_BOOT_DEVICE_SEL_32FLASH      (0x00001000)
307 #define MPI26_DIAG_BOOT_DEVICE_SEL_32HCDW       (0x00001800)
308 
309 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
310 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
311 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
312 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
313 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
314 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
315 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
316 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
317 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
318 
319 /*
320  * Offsets for DiagRWData and address
321  */
322 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
323 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
324 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
325 
326 /*
327  * Defines for the HostInterruptStatus register
328  */
329 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
330 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
331 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
332 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
333 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
334 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
335 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
336 
337 /*
338  * Defines for the HostInterruptMask register
339  */
340 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
341 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
342 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
343 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
344 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
345 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
346 
347 /*
348  * Offsets for DCRData and address
349  */
350 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
351 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
352 
353 /*
354  * Offset for the Reply Free Queue
355  */
356 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
357 
358 /*
359  * Defines for the Reply Descriptor Post Queue
360  */
361 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
362 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
363 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
364 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
365 #define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /* MPI v2.5 only */
366 
367 /*
368  * Defines for the HCBSize and address
369  */
370 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
371 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
372 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
373 
374 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
375 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
376 
377 /*
378  * Offsets for the Scratchpad registers
379  */
380 #define MPI26_SCRATCHPAD0_OFFSET                (0x000000B0)
381 #define MPI26_SCRATCHPAD1_OFFSET                (0x000000B4)
382 #define MPI26_SCRATCHPAD2_OFFSET                (0x000000B8)
383 #define MPI26_SCRATCHPAD3_OFFSET                (0x000000BC)
384 
385 /*
386  * Offsets for the Request Descriptor Post Queue
387  */
388 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
389 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
390 #define MPI26_ATOMIC_REQUEST_DESCRIPTOR_POST_OFFSET (0x000000C8)
391 
392 /* Hard Reset delay timings */
393 #define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)
394 #define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)
395 #define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)
396 
397 /*****************************************************************************
398 *
399 *        Message Descriptors
400 *
401 *****************************************************************************/
402 
403 /* Request Descriptors */
404 
405 /* Default Request Descriptor */
406 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
407 {
408     U8              RequestFlags;               /* 0x00 */
409     U8              MSIxIndex;                  /* 0x01 */
410     U16             SMID;                       /* 0x02 */
411     U16             LMID;                       /* 0x04 */
412     U16             DescriptorTypeDependent;    /* 0x06 */
413 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
414   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
415   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
416 
417 /* defines for the RequestFlags field */
418 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x1E)
419 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_RSHIFT             (1)    /* use carefully; values below are pre-shifted left */
420 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
421 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
422 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
423 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
424 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
425 #define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)
426 #define MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED      (0x10)
427 
428 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
429 
430 /* High Priority Request Descriptor */
431 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
432 {
433     U8              RequestFlags;               /* 0x00 */
434     U8              MSIxIndex;                  /* 0x01 */
435     U16             SMID;                       /* 0x02 */
436     U16             LMID;                       /* 0x04 */
437     U16             Reserved1;                  /* 0x06 */
438 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
439   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
440   Mpi2HighPriorityRequestDescriptor_t,
441   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
442 
443 /* SCSI IO Request Descriptor */
444 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
445 {
446     U8              RequestFlags;               /* 0x00 */
447     U8              MSIxIndex;                  /* 0x01 */
448     U16             SMID;                       /* 0x02 */
449     U16             LMID;                       /* 0x04 */
450     U16             DevHandle;                  /* 0x06 */
451 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
452   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
453   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
454 
455 /* SCSI Target Request Descriptor */
456 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
457 {
458     U8              RequestFlags;               /* 0x00 */
459     U8              MSIxIndex;                  /* 0x01 */
460     U16             SMID;                       /* 0x02 */
461     U16             LMID;                       /* 0x04 */
462     U16             IoIndex;                    /* 0x06 */
463 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
464   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
465   Mpi2SCSITargetRequestDescriptor_t,
466   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
467 
468 /* RAID Accelerator Request Descriptor */
469 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
470 {
471     U8              RequestFlags;               /* 0x00 */
472     U8              MSIxIndex;                  /* 0x01 */
473     U16             SMID;                       /* 0x02 */
474     U16             LMID;                       /* 0x04 */
475     U16             Reserved;                   /* 0x06 */
476 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
477   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
478   Mpi2RAIDAcceleratorRequestDescriptor_t,
479   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
480 
481 /* Fast Path SCSI IO Request Descriptor */
482 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
483     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
484     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
485     Mpi25FastPathSCSIIORequestDescriptor_t,
486     MPI2_POINTER pMpi25FastPathSCSIIORequestDescriptor_t;
487 
488 /* PCIe Encapsulated Request Descriptor */
489 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
490     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
491     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,
492     Mpi26PCIeEncapsulatedRequestDescriptor_t,
493     MPI2_POINTER pMpi26PCIeEncapsulatedRequestDescriptor_t;
494 
495 /* union of Request Descriptors */
496 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
497 {
498     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
499     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
500     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
501     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
502     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
503     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR         FastPathSCSIIO;
504     MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR  PCIeEncapsulated;
505     U64                                         Words;
506 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
507   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
508 
509 /* Atomic Request Descriptors */
510 
511 /*
512  * All Atomic Request Descriptors have the same format, so the following
513  * structure is used for all Atomic Request Descriptors:
514  *      Atomic Default Request Descriptor
515  *      Atomic High Priority Request Descriptor
516  *      Atomic SCSI IO Request Descriptor
517  *      Atomic SCSI Target Request Descriptor
518  *      Atomic RAID Accelerator Request Descriptor
519  *      Atomic Fast Path SCSI IO Request Descriptor
520  *      Atomic PCIe Encapsulated Request Descriptor
521  */
522 
523 /* Atomic Request Descriptor */
524 typedef struct _MPI26_ATOMIC_REQUEST_DESCRIPTOR
525 {
526     U8              RequestFlags;               /* 0x00 */
527     U8              MSIxIndex;                  /* 0x01 */
528     U16             SMID;                       /* 0x02 */
529 } MPI26_ATOMIC_REQUEST_DESCRIPTOR,
530   MPI2_POINTER PTR_MPI26_ATOMIC_REQUEST_DESCRIPTOR,
531   Mpi26AtomicRequestDescriptor_t, MPI2_POINTER pMpi26AtomicRequestDescriptor_t;
532 
533 /* for the RequestFlags field, use the same defines as MPI2_DEFAULT_REQUEST_DESCRIPTOR */
534 
535 /* Reply Descriptors */
536 
537 /* Default Reply Descriptor */
538 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
539 {
540     U8              ReplyFlags;                 /* 0x00 */
541     U8              MSIxIndex;                  /* 0x01 */
542     U16             DescriptorTypeDependent1;   /* 0x02 */
543     U32             DescriptorTypeDependent2;   /* 0x04 */
544 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
545   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
546 
547 /* defines for the ReplyFlags field */
548 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
549 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
550 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
551 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
552 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
553 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
554 #define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)
555 #define MPI26_RPY_DESCRIPT_FLAGS_PCIE_ENCAPSULATED_SUCCESS  (0x08)
556 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
557 
558 /* values for marking a reply descriptor as unused */
559 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
560 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
561 
562 /* Address Reply Descriptor */
563 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
564 {
565     U8              ReplyFlags;                 /* 0x00 */
566     U8              MSIxIndex;                  /* 0x01 */
567     U16             SMID;                       /* 0x02 */
568     U32             ReplyFrameAddress;          /* 0x04 */
569 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
570   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
571 
572 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
573 
574 /* SCSI IO Success Reply Descriptor */
575 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
576 {
577     U8              ReplyFlags;                 /* 0x00 */
578     U8              MSIxIndex;                  /* 0x01 */
579     U16             SMID;                       /* 0x02 */
580     U16             TaskTag;                    /* 0x04 */
581     U16             Reserved1;                  /* 0x06 */
582 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
583   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
584   Mpi2SCSIIOSuccessReplyDescriptor_t,
585   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
586 
587 /* TargetAssist Success Reply Descriptor */
588 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
589 {
590     U8              ReplyFlags;                 /* 0x00 */
591     U8              MSIxIndex;                  /* 0x01 */
592     U16             SMID;                       /* 0x02 */
593     U8              SequenceNumber;             /* 0x04 */
594     U8              Reserved1;                  /* 0x05 */
595     U16             IoIndex;                    /* 0x06 */
596 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
597   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
598   Mpi2TargetAssistSuccessReplyDescriptor_t,
599   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
600 
601 /* Target Command Buffer Reply Descriptor */
602 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
603 {
604     U8              ReplyFlags;                 /* 0x00 */
605     U8              MSIxIndex;                  /* 0x01 */
606     U8              VP_ID;                      /* 0x02 */
607     U8              Flags;                      /* 0x03 */
608     U16             InitiatorDevHandle;         /* 0x04 */
609     U16             IoIndex;                    /* 0x06 */
610 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
611   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
612   Mpi2TargetCommandBufferReplyDescriptor_t,
613   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
614 
615 /* defines for Flags field */
616 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
617 
618 /* RAID Accelerator Success Reply Descriptor */
619 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
620 {
621     U8              ReplyFlags;                 /* 0x00 */
622     U8              MSIxIndex;                  /* 0x01 */
623     U16             SMID;                       /* 0x02 */
624     U32             Reserved;                   /* 0x04 */
625 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
626   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
627   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
628   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
629 
630 /* Fast Path SCSI IO Success Reply Descriptor */
631 typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
632     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
633     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
634     Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,
635     MPI2_POINTER pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;
636 
637 /* PCIe Encapsulated Success Reply Descriptor */
638 typedef MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
639     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
640     MPI2_POINTER PTR_MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,
641     Mpi26PCIeEncapsulatedSuccessReplyDescriptor_t,
642     MPI2_POINTER pMpi26PCIeEncapsulatedSuccessReplyDescriptor_t;
643 
644 /* union of Reply Descriptors */
645 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
646 {
647     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
648     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
649     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
650     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
651     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
652     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
653     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       FastPathSCSIIOSuccess;
654     MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR    PCIeEncapsulatedSuccess;
655     U64                                             Words;
656 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
657   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
658 
659 /*****************************************************************************
660 *
661 *        Message Functions
662 *
663 *****************************************************************************/
664 
665 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
666 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
667 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
668 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
669 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
670 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
671 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
672 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
673 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
674 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
675 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
676 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
677 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
678 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
679 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
680 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
681 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
682 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
683 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
684 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */ /* for MPI v2.5 and earlier */
685 #define MPI2_FUNCTION_IO_UNIT_CONTROL               (0x1B) /* IO Unit Control */     /* for MPI v2.6 and later */
686 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
687 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
688 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
689 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
690 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
691 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
692 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
693 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
694 #define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31) /* Send Host Message */
695 #define MPI2_FUNCTION_NVME_ENCAPSULATED             (0x33) /* NVMe Encapsulated (MPI v2.6) */
696 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
697 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
698 
699 /* Doorbell functions */
700 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
701 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
702 
703 /*****************************************************************************
704 *
705 *        IOC Status Values
706 *
707 *****************************************************************************/
708 
709 /* mask for IOCStatus status value */
710 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
711 
712 /****************************************************************************
713 *  Common IOCStatus values for all replies
714 ****************************************************************************/
715 
716 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
717 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
718 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
719 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
720 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
721 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
722 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
723 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
724 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
725 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
726 #define MPI2_IOCSTATUS_INSUFFICIENT_POWER           (0x000A) /* MPI v2.6 and later */
727 
728 /****************************************************************************
729 *  Config IOCStatus values
730 ****************************************************************************/
731 
732 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
733 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
734 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
735 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
736 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
737 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
738 
739 /****************************************************************************
740 *  SCSI IO Reply
741 ****************************************************************************/
742 
743 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
744 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
745 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
746 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
747 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
748 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
749 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
750 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
751 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
752 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
753 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
754 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
755 
756 /****************************************************************************
757 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
758 ****************************************************************************/
759 
760 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
761 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
762 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
763 
764 /****************************************************************************
765 *  SCSI Target values
766 ****************************************************************************/
767 
768 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
769 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
770 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
771 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
772 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
773 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
774 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
775 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
776 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
777 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
778 
779 /****************************************************************************
780 *  Serial Attached SCSI values
781 ****************************************************************************/
782 
783 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
784 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
785 
786 /****************************************************************************
787 *  Diagnostic Buffer Post / Diagnostic Release values
788 ****************************************************************************/
789 
790 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
791 
792 /****************************************************************************
793 *  RAID Accelerator values
794 ****************************************************************************/
795 
796 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
797 
798 /****************************************************************************
799 *  IOCStatus flag to indicate that log info is available
800 ****************************************************************************/
801 
802 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
803 
804 /****************************************************************************
805 *  IOCLogInfo Types
806 ****************************************************************************/
807 
808 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
809 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
810 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
811 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
812 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
813 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
814 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
815 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
816 
817 /*****************************************************************************
818 *
819 *        Standard Message Structures
820 *
821 *****************************************************************************/
822 
823 /****************************************************************************
824 * Request Message Header for all request messages
825 ****************************************************************************/
826 
827 typedef struct _MPI2_REQUEST_HEADER
828 {
829     U16             FunctionDependent1;         /* 0x00 */
830     U8              ChainOffset;                /* 0x02 */
831     U8              Function;                   /* 0x03 */
832     U16             FunctionDependent2;         /* 0x04 */
833     U8              FunctionDependent3;         /* 0x06 */
834     U8              MsgFlags;                   /* 0x07 */
835     U8              VP_ID;                      /* 0x08 */
836     U8              VF_ID;                      /* 0x09 */
837     U16             Reserved1;                  /* 0x0A */
838 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
839   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
840 
841 /****************************************************************************
842 *  Default Reply
843 ****************************************************************************/
844 
845 typedef struct _MPI2_DEFAULT_REPLY
846 {
847     U16             FunctionDependent1;         /* 0x00 */
848     U8              MsgLength;                  /* 0x02 */
849     U8              Function;                   /* 0x03 */
850     U16             FunctionDependent2;         /* 0x04 */
851     U8              FunctionDependent3;         /* 0x06 */
852     U8              MsgFlags;                   /* 0x07 */
853     U8              VP_ID;                      /* 0x08 */
854     U8              VF_ID;                      /* 0x09 */
855     U16             Reserved1;                  /* 0x0A */
856     U16             FunctionDependent5;         /* 0x0C */
857     U16             IOCStatus;                  /* 0x0E */
858     U32             IOCLogInfo;                 /* 0x10 */
859 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
860   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
861 
862 /* common version structure/union used in messages and configuration pages */
863 
864 typedef struct _MPI2_VERSION_STRUCT
865 {
866     U8                      Dev;                        /* 0x00 */
867     U8                      Unit;                       /* 0x01 */
868     U8                      Minor;                      /* 0x02 */
869     U8                      Major;                      /* 0x03 */
870 } MPI2_VERSION_STRUCT;
871 
872 typedef union _MPI2_VERSION_UNION
873 {
874     MPI2_VERSION_STRUCT     Struct;
875     U32                     Word;
876 } MPI2_VERSION_UNION;
877 
878 /* LUN field defines, common to many structures */
879 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
880 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
881 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
882 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
883 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
884 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
885 
886 /*****************************************************************************
887 *
888 *        Fusion-MPT MPI Scatter Gather Elements
889 *
890 *****************************************************************************/
891 
892 /****************************************************************************
893 *  MPI Simple Element structures
894 ****************************************************************************/
895 
896 typedef struct _MPI2_SGE_SIMPLE32
897 {
898     U32                     FlagsLength;
899     U32                     Address;
900 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
901   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
902 
903 typedef struct _MPI2_SGE_SIMPLE64
904 {
905     U32                     FlagsLength;
906     U64                     Address;
907 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
908   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
909 
910 typedef struct _MPI2_SGE_SIMPLE_UNION
911 {
912     U32                     FlagsLength;
913     union
914     {
915         U32                 Address32;
916         U64                 Address64;
917     } u;
918 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
919   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
920 
921 /****************************************************************************
922 *  MPI Chain Element structures - for MPI v2.0 products only
923 ****************************************************************************/
924 
925 typedef struct _MPI2_SGE_CHAIN32
926 {
927     U16                     Length;
928     U8                      NextChainOffset;
929     U8                      Flags;
930     U32                     Address;
931 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
932   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
933 
934 typedef struct _MPI2_SGE_CHAIN64
935 {
936     U16                     Length;
937     U8                      NextChainOffset;
938     U8                      Flags;
939     U64                     Address;
940 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
941   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
942 
943 typedef struct _MPI2_SGE_CHAIN_UNION
944 {
945     U16                     Length;
946     U8                      NextChainOffset;
947     U8                      Flags;
948     union
949     {
950         U32                 Address32;
951         U64                 Address64;
952     } u;
953 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
954   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
955 
956 /****************************************************************************
957 *  MPI Transaction Context Element structures - for MPI v2.0 products only
958 ****************************************************************************/
959 
960 typedef struct _MPI2_SGE_TRANSACTION32
961 {
962     U8                      Reserved;
963     U8                      ContextSize;
964     U8                      DetailsLength;
965     U8                      Flags;
966     U32                     TransactionContext[1];
967     U32                     TransactionDetails[1];
968 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
969   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
970 
971 typedef struct _MPI2_SGE_TRANSACTION64
972 {
973     U8                      Reserved;
974     U8                      ContextSize;
975     U8                      DetailsLength;
976     U8                      Flags;
977     U32                     TransactionContext[2];
978     U32                     TransactionDetails[1];
979 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
980   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
981 
982 typedef struct _MPI2_SGE_TRANSACTION96
983 {
984     U8                      Reserved;
985     U8                      ContextSize;
986     U8                      DetailsLength;
987     U8                      Flags;
988     U32                     TransactionContext[3];
989     U32                     TransactionDetails[1];
990 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
991   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
992 
993 typedef struct _MPI2_SGE_TRANSACTION128
994 {
995     U8                      Reserved;
996     U8                      ContextSize;
997     U8                      DetailsLength;
998     U8                      Flags;
999     U32                     TransactionContext[4];
1000     U32                     TransactionDetails[1];
1001 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
1002   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
1003 
1004 typedef struct _MPI2_SGE_TRANSACTION_UNION
1005 {
1006     U8                      Reserved;
1007     U8                      ContextSize;
1008     U8                      DetailsLength;
1009     U8                      Flags;
1010     union
1011     {
1012         U32                 TransactionContext32[1];
1013         U32                 TransactionContext64[2];
1014         U32                 TransactionContext96[3];
1015         U32                 TransactionContext128[4];
1016     } u;
1017     U32                     TransactionDetails[1];
1018 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
1019   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
1020 
1021 /****************************************************************************
1022 *  MPI SGE union for IO SGL's - for MPI v2.0 products only
1023 ****************************************************************************/
1024 
1025 typedef struct _MPI2_MPI_SGE_IO_UNION
1026 {
1027     union
1028     {
1029         MPI2_SGE_SIMPLE_UNION   Simple;
1030         MPI2_SGE_CHAIN_UNION    Chain;
1031     } u;
1032 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
1033   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
1034 
1035 /****************************************************************************
1036 *  MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only
1037 ****************************************************************************/
1038 
1039 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
1040 {
1041     union
1042     {
1043         MPI2_SGE_SIMPLE_UNION       Simple;
1044         MPI2_SGE_TRANSACTION_UNION  Transaction;
1045     } u;
1046 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
1047   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
1048 
1049 /****************************************************************************
1050 *  All MPI SGE types union
1051 ****************************************************************************/
1052 
1053 typedef struct _MPI2_MPI_SGE_UNION
1054 {
1055     union
1056     {
1057         MPI2_SGE_SIMPLE_UNION       Simple;
1058         MPI2_SGE_CHAIN_UNION        Chain;
1059         MPI2_SGE_TRANSACTION_UNION  Transaction;
1060     } u;
1061 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
1062   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
1063 
1064 /****************************************************************************
1065 *  MPI SGE field definition and masks
1066 ****************************************************************************/
1067 
1068 /* Flags field bit definitions */
1069 
1070 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
1071 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
1072 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
1073 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
1074 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
1075 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
1076 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
1077 
1078 #define MPI2_SGE_FLAGS_SHIFT                    (24)
1079 
1080 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
1081 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
1082 
1083 /* Element Type */
1084 
1085 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00) /* for MPI v2.0 products only */
1086 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
1087 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30) /* for MPI v2.0 products only */
1088 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
1089 
1090 /* Address location */
1091 
1092 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
1093 
1094 /* Direction */
1095 
1096 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
1097 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
1098 
1099 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
1100 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
1101 
1102 /* Address Size */
1103 
1104 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
1105 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
1106 
1107 /* Context Size */
1108 
1109 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
1110 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
1111 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
1112 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
1113 
1114 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
1115 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
1116 
1117 /****************************************************************************
1118 *  MPI SGE operation Macros
1119 ****************************************************************************/
1120 
1121 /* SIMPLE FlagsLength manipulations... */
1122 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
1123 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
1124 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
1125 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
1126 
1127 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
1128 
1129 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
1130 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
1131 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
1132 
1133 /* CAUTION - The following are READ-MODIFY-WRITE! */
1134 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1135 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1136 
1137 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1138 
1139 /*****************************************************************************
1140 *
1141 *        Fusion-MPT IEEE Scatter Gather Elements
1142 *
1143 *****************************************************************************/
1144 
1145 /****************************************************************************
1146 *  IEEE Simple Element structures
1147 ****************************************************************************/
1148 
1149 /* MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */
1150 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1151 {
1152     U32                     Address;
1153     U32                     FlagsLength;
1154 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1155   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1156 
1157 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1158 {
1159     U64                     Address;
1160     U32                     Length;
1161     U16                     Reserved1;
1162     U8                      Reserved2;
1163     U8                      Flags;
1164 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1165   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1166 
1167 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1168 {
1169     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1170     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1171 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1172   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1173 
1174 /****************************************************************************
1175 *  IEEE Chain Element structures
1176 ****************************************************************************/
1177 
1178 /* MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */
1179 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1180 
1181 /* MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */
1182 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1183 
1184 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1185 {
1186     MPI2_IEEE_SGE_CHAIN32   Chain32;
1187     MPI2_IEEE_SGE_CHAIN64   Chain64;
1188 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1189   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1190 
1191 /* MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 and later */
1192 typedef struct _MPI25_IEEE_SGE_CHAIN64
1193 {
1194     U64                     Address;
1195     U32                     Length;
1196     U16                     Reserved1;
1197     U8                      NextChainOffset;
1198     U8                      Flags;
1199 } MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
1200   Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
1201 
1202 /****************************************************************************
1203 *  All IEEE SGE types union
1204 ****************************************************************************/
1205 
1206 /* MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */
1207 typedef struct _MPI2_IEEE_SGE_UNION
1208 {
1209     union
1210     {
1211         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1212         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1213     } u;
1214 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1215   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1216 
1217 /****************************************************************************
1218 *  IEEE SGE union for IO SGL's
1219 ****************************************************************************/
1220 
1221 typedef union _MPI25_SGE_IO_UNION
1222 {
1223     MPI2_IEEE_SGE_SIMPLE64      IeeeSimple;
1224     MPI25_IEEE_SGE_CHAIN64      IeeeChain;
1225 } MPI25_SGE_IO_UNION, MPI2_POINTER PTR_MPI25_SGE_IO_UNION,
1226   Mpi25SGEIOUnion_t, MPI2_POINTER pMpi25SGEIOUnion_t;
1227 
1228 /****************************************************************************
1229 *  IEEE SGE field definitions and masks
1230 ****************************************************************************/
1231 
1232 /* Flags field bit definitions */
1233 
1234 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1235 #define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)
1236 
1237 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1238 
1239 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1240 
1241 /* Element Type */
1242 
1243 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1244 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1245 
1246 /* Next Segment Format */
1247 
1248 #define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)
1249 #define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)
1250 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)
1251 #define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)
1252 
1253 /* Data Location Address Space */
1254 
1255 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1256 #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 */
1257 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* use in IEEE Simple Element only */
1258 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1259 #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 */
1260 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03) /* use in MPI v2.0 IEEE Chain Element only */
1261 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR) /* typo in name */
1262 
1263 #define MPI26_IEEE_SGE_FLAGS_IOCCTL_ADDR        (0x02) /* for MPI v2.6 only */
1264 
1265 /****************************************************************************
1266 *  IEEE SGE operation Macros
1267 ****************************************************************************/
1268 
1269 /* SIMPLE FlagsLength manipulations... */
1270 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1271 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1272 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1273 
1274 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1275 
1276 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1277 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1278 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1279 
1280 /* CAUTION - The following are READ-MODIFY-WRITE! */
1281 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1282 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1283 
1284 /*****************************************************************************
1285 *
1286 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1287 *
1288 *****************************************************************************/
1289 
1290 typedef union _MPI2_SIMPLE_SGE_UNION
1291 {
1292     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1293     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1294 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1295   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1296 
1297 typedef union _MPI2_SGE_IO_UNION
1298 {
1299     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1300     MPI2_SGE_CHAIN_UNION        MpiChain;
1301     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1302     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1303 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1304   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1305 
1306 /****************************************************************************
1307 *
1308 *  Values for SGLFlags field, used in many request messages with an SGL
1309 *
1310 ****************************************************************************/
1311 
1312 /* values for MPI SGL Data Location Address Space subfield */
1313 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1314 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1315 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1316 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08) /* only for MPI v2.5 and earlier */
1317 #define MPI26_SGLFLAGS_IOCPLB_ADDRESS_SPACE         (0x08) /* only for MPI v2.6 */
1318 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C) /* only for MPI v2.5 and earlier */
1319 /* values for SGL Type subfield */
1320 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1321 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1322 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01) /* MPI v2.0 products only */
1323 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1324 
1325 #endif
1326