xref: /freebsd/sys/dev/mpr/mpi/mpi2.h (revision b2d48be1bc7df45ddd13b143a160d0acb5a383c5)
1 /*-
2  * Copyright (c) 2012-2015 LSI Corp.
3  * Copyright (c) 2013-2015 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) 2013-2015 Avago Technologies
38  *
39  *
40  *           Name:  mpi2.h
41  *          Title:  MPI Message independent structures and definitions
42  *                  including System Interface Register Set and
43  *                  scatter/gather formats.
44  *  Creation Date:  June 21, 2006
45  *
46  *  mpi2.h Version:  02.00.33
47  *
48  *  NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
49  *        prefix are for use only on MPI v2.5 products, and must not be used
50  *        with MPI v2.0 products. Unless otherwise noted, names beginning with
51  *        MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
52  *
53  *  Version History
54  *  ---------------
55  *
56  *  Date      Version   Description
57  *  --------  --------  ------------------------------------------------------
58  *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
59  *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
60  *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
61  *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
62  *                      Moved ReplyPostHostIndex register to offset 0x6C of the
63  *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
64  *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
65  *                      Added union of request descriptors.
66  *                      Added union of reply descriptors.
67  *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
68  *                      Added define for MPI2_VERSION_02_00.
69  *                      Fixed the size of the FunctionDependent5 field in the
70  *                      MPI2_DEFAULT_REPLY structure.
71  *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
72  *                      Removed the MPI-defined Fault Codes and extended the
73  *                      product specific codes up to 0xEFFF.
74  *                      Added a sixth key value for the WriteSequence register
75  *                      and changed the flush value to 0x0.
76  *                      Added message function codes for Diagnostic Buffer Post
77  *                      and Diagnsotic Release.
78  *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
79  *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
80  *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
81  *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
82  *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
83  *                      Added #defines for marking a reply descriptor as unused.
84  *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
85  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
86  *                      Moved LUN field defines from mpi2_init.h.
87  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
88  *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
89  *                      In all request and reply descriptors, replaced VF_ID
90  *                      field with MSIxIndex field.
91  *                      Removed DevHandle field from
92  *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
93  *                      bytes reserved.
94  *                      Added RAID Accelerator functionality.
95  *  07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.
96  *  10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.
97  *                      Added MSI-x index mask and shift for Reply Post Host
98  *                      Index register.
99  *                      Added function code for Host Based Discovery Action.
100  *  02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.
101  *                      Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.
102  *                      Added defines for product-specific range of message
103  *                      function codes, 0xF0 to 0xFF.
104  *  05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.
105  *                      Added alternative defines for the SGE Direction bit.
106  *  08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.
107  *  11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.
108  *                      Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.
109  *  02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.
110  *                      Added MPI2_FUNCTION_SEND_HOST_MESSAGE.
111  *  03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.
112  *  05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.
113  *  08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.
114  *  11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.
115  *                      Incorporating additions for MPI v2.5.
116  *  02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.
117  *  03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.
118  *                      Added Hard Reset delay timings.
119  *  07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.
120  *  07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.
121  *  11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.
122  *  12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.
123  *                      Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.
124  *  04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.
125  *  04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.
126  *  08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.
127  *  12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.
128  *  --------------------------------------------------------------------------
129  */
130 
131 #ifndef MPI2_H
132 #define MPI2_H
133 
134 
135 /*****************************************************************************
136 *
137 *        MPI Version Definitions
138 *
139 *****************************************************************************/
140 
141 #define MPI2_VERSION_MAJOR_MASK             (0xFF00)
142 #define MPI2_VERSION_MAJOR_SHIFT            (8)
143 #define MPI2_VERSION_MINOR_MASK             (0x00FF)
144 #define MPI2_VERSION_MINOR_SHIFT            (0)
145 
146 /* major version for all MPI v2.x */
147 #define MPI2_VERSION_MAJOR                  (0x02)
148 
149 /* minor version for MPI v2.0 compatible products */
150 #define MPI2_VERSION_MINOR                  (0x00)
151 #define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
152                                       MPI2_VERSION_MINOR)
153 #define MPI2_VERSION_02_00                  (0x0200)
154 
155 
156 /* minor version for MPI v2.5 compatible products */
157 #define MPI25_VERSION_MINOR                 (0x05)
158 #define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) |   \
159                                       MPI25_VERSION_MINOR)
160 #define MPI2_VERSION_02_05                  (0x0205)
161 
162 
163 /* Unit and Dev versioning for this MPI header set */
164 #define MPI2_HEADER_VERSION_UNIT            (0x21)
165 #define MPI2_HEADER_VERSION_DEV             (0x00)
166 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
167 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
168 #define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)
169 #define MPI2_HEADER_VERSION_DEV_SHIFT       (0)
170 #define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | MPI2_HEADER_VERSION_DEV)
171 
172 
173 /*****************************************************************************
174 *
175 *        IOC State Definitions
176 *
177 *****************************************************************************/
178 
179 #define MPI2_IOC_STATE_RESET               (0x00000000)
180 #define MPI2_IOC_STATE_READY               (0x10000000)
181 #define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)
182 #define MPI2_IOC_STATE_FAULT               (0x40000000)
183 
184 #define MPI2_IOC_STATE_MASK                (0xF0000000)
185 #define MPI2_IOC_STATE_SHIFT               (28)
186 
187 /* Fault state range for prodcut specific codes */
188 #define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)
189 #define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)
190 
191 
192 /*****************************************************************************
193 *
194 *        System Interface Register Definitions
195 *
196 *****************************************************************************/
197 
198 typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
199 {
200     U32         Doorbell;                   /* 0x00 */
201     U32         WriteSequence;              /* 0x04 */
202     U32         HostDiagnostic;             /* 0x08 */
203     U32         Reserved1;                  /* 0x0C */
204     U32         DiagRWData;                 /* 0x10 */
205     U32         DiagRWAddressLow;           /* 0x14 */
206     U32         DiagRWAddressHigh;          /* 0x18 */
207     U32         Reserved2[5];               /* 0x1C */
208     U32         HostInterruptStatus;        /* 0x30 */
209     U32         HostInterruptMask;          /* 0x34 */
210     U32         DCRData;                    /* 0x38 */
211     U32         DCRAddress;                 /* 0x3C */
212     U32         Reserved3[2];               /* 0x40 */
213     U32         ReplyFreeHostIndex;         /* 0x48 */
214     U32         Reserved4[8];               /* 0x4C */
215     U32         ReplyPostHostIndex;         /* 0x6C */
216     U32         Reserved5;                  /* 0x70 */
217     U32         HCBSize;                    /* 0x74 */
218     U32         HCBAddressLow;              /* 0x78 */
219     U32         HCBAddressHigh;             /* 0x7C */
220     U32         Reserved6[16];              /* 0x80 */
221     U32         RequestDescriptorPostLow;   /* 0xC0 */
222     U32         RequestDescriptorPostHigh;  /* 0xC4 */
223     U32         Reserved7[14];              /* 0xC8 */
224 } MPI2_SYSTEM_INTERFACE_REGS, MPI2_POINTER PTR_MPI2_SYSTEM_INTERFACE_REGS,
225   Mpi2SystemInterfaceRegs_t, MPI2_POINTER pMpi2SystemInterfaceRegs_t;
226 
227 /*
228  * Defines for working with the Doorbell register.
229  */
230 #define MPI2_DOORBELL_OFFSET                    (0x00000000)
231 
232 /* IOC --> System values */
233 #define MPI2_DOORBELL_USED                      (0x08000000)
234 #define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)
235 #define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)
236 #define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)
237 #define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)
238 
239 /* System --> IOC values */
240 #define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)
241 #define MPI2_DOORBELL_FUNCTION_SHIFT            (24)
242 #define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)
243 #define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)
244 
245 
246 /*
247  * Defines for the WriteSequence register
248  */
249 #define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)
250 #define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)
251 #define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)
252 #define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)
253 #define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)
254 #define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)
255 #define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)
256 #define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)
257 #define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)
258 
259 /*
260  * Defines for the HostDiagnostic register
261  */
262 #define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)
263 
264 #define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)
265 #define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)
266 #define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)
267 
268 #define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)
269 #define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)
270 #define MPI2_DIAG_HCB_MODE                      (0x00000100)
271 #define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)
272 #define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)
273 #define MPI2_DIAG_RESET_HISTORY                 (0x00000020)
274 #define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)
275 #define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)
276 #define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)
277 
278 /*
279  * Offsets for DiagRWData and address
280  */
281 #define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)
282 #define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)
283 #define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)
284 
285 /*
286  * Defines for the HostInterruptStatus register
287  */
288 #define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)
289 #define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)
290 #define MPI2_HIS_IOP_DOORBELL_STATUS            MPI2_HIS_SYS2IOC_DB_STATUS
291 #define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)
292 #define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)
293 #define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)
294 #define MPI2_HIS_DOORBELL_INTERRUPT             MPI2_HIS_IOC2SYS_DB_STATUS
295 
296 /*
297  * Defines for the HostInterruptMask register
298  */
299 #define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)
300 #define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)
301 #define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)
302 #define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK
303 #define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)
304 #define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK
305 
306 /*
307  * Offsets for DCRData and address
308  */
309 #define MPI2_DCR_DATA_OFFSET                    (0x00000038)
310 #define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)
311 
312 /*
313  * Offset for the Reply Free Queue
314  */
315 #define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)
316 
317 /*
318  * Defines for the Reply Descriptor Post Queue
319  */
320 #define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)
321 #define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)
322 #define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)
323 #define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)
324 #define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /* MPI v2.5 only */
325 
326 
327 /*
328  * Defines for the HCBSize and address
329  */
330 #define MPI2_HCB_SIZE_OFFSET                    (0x00000074)
331 #define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)
332 #define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)
333 
334 #define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)
335 #define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)
336 
337 /*
338  * Offsets for the Request Queue
339  */
340 #define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)
341 #define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)
342 
343 
344 /* Hard Reset delay timings */
345 #define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)
346 #define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)
347 #define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)
348 
349 /*****************************************************************************
350 *
351 *        Message Descriptors
352 *
353 *****************************************************************************/
354 
355 /* Request Descriptors */
356 
357 /* Default Request Descriptor */
358 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
359 {
360     U8              RequestFlags;               /* 0x00 */
361     U8              MSIxIndex;                  /* 0x01 */
362     U16             SMID;                       /* 0x02 */
363     U16             LMID;                       /* 0x04 */
364     U16             DescriptorTypeDependent;    /* 0x06 */
365 } MPI2_DEFAULT_REQUEST_DESCRIPTOR,
366   MPI2_POINTER PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,
367   Mpi2DefaultRequestDescriptor_t, MPI2_POINTER pMpi2DefaultRequestDescriptor_t;
368 
369 /* defines for the RequestFlags field */
370 #define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x0E)
371 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)
372 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
373 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
374 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
375 #define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
376 #define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)
377 
378 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
379 
380 
381 /* High Priority Request Descriptor */
382 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
383 {
384     U8              RequestFlags;               /* 0x00 */
385     U8              MSIxIndex;                  /* 0x01 */
386     U16             SMID;                       /* 0x02 */
387     U16             LMID;                       /* 0x04 */
388     U16             Reserved1;                  /* 0x06 */
389 } MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
390   MPI2_POINTER PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,
391   Mpi2HighPriorityRequestDescriptor_t,
392   MPI2_POINTER pMpi2HighPriorityRequestDescriptor_t;
393 
394 
395 /* SCSI IO Request Descriptor */
396 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
397 {
398     U8              RequestFlags;               /* 0x00 */
399     U8              MSIxIndex;                  /* 0x01 */
400     U16             SMID;                       /* 0x02 */
401     U16             LMID;                       /* 0x04 */
402     U16             DevHandle;                  /* 0x06 */
403 } MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
404   MPI2_POINTER PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,
405   Mpi2SCSIIORequestDescriptor_t, MPI2_POINTER pMpi2SCSIIORequestDescriptor_t;
406 
407 
408 /* SCSI Target Request Descriptor */
409 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
410 {
411     U8              RequestFlags;               /* 0x00 */
412     U8              MSIxIndex;                  /* 0x01 */
413     U16             SMID;                       /* 0x02 */
414     U16             LMID;                       /* 0x04 */
415     U16             IoIndex;                    /* 0x06 */
416 } MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
417   MPI2_POINTER PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,
418   Mpi2SCSITargetRequestDescriptor_t,
419   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
420 
421 
422 /* RAID Accelerator Request Descriptor */
423 typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR
424 {
425     U8              RequestFlags;               /* 0x00 */
426     U8              MSIxIndex;                  /* 0x01 */
427     U16             SMID;                       /* 0x02 */
428     U16             LMID;                       /* 0x04 */
429     U16             Reserved;                   /* 0x06 */
430 } MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
431   MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
432   Mpi2RAIDAcceleratorRequestDescriptor_t,
433   MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
434 
435 
436 /* Fast Path SCSI IO Request Descriptor */
437 typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR
438     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
439     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,
440     Mpi25FastPathSCSIIORequestDescriptor_t,
441     MPI2_POINTER pMpi25FastPathSCSIIORequestDescriptor_t;
442 
443 
444 /* union of Request Descriptors */
445 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
446 {
447     MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
448     MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
449     MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
450     MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
451     MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
452     MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR         FastPathSCSIIO;
453     U64                                         Words;
454 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
455   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
456 
457 
458 /* Reply Descriptors */
459 
460 /* Default Reply Descriptor */
461 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
462 {
463     U8              ReplyFlags;                 /* 0x00 */
464     U8              MSIxIndex;                  /* 0x01 */
465     U16             DescriptorTypeDependent1;   /* 0x02 */
466     U32             DescriptorTypeDependent2;   /* 0x04 */
467 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
468   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
469 
470 /* defines for the ReplyFlags field */
471 #define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
472 #define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
473 #define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
474 #define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
475 #define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
476 #define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
477 #define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)
478 #define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
479 
480 /* values for marking a reply descriptor as unused */
481 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
482 #define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)
483 
484 /* Address Reply Descriptor */
485 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
486 {
487     U8              ReplyFlags;                 /* 0x00 */
488     U8              MSIxIndex;                  /* 0x01 */
489     U16             SMID;                       /* 0x02 */
490     U32             ReplyFrameAddress;          /* 0x04 */
491 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
492   Mpi2AddressReplyDescriptor_t, MPI2_POINTER pMpi2AddressReplyDescriptor_t;
493 
494 #define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)
495 
496 
497 /* SCSI IO Success Reply Descriptor */
498 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
499 {
500     U8              ReplyFlags;                 /* 0x00 */
501     U8              MSIxIndex;                  /* 0x01 */
502     U16             SMID;                       /* 0x02 */
503     U16             TaskTag;                    /* 0x04 */
504     U16             Reserved1;                  /* 0x06 */
505 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
506   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
507   Mpi2SCSIIOSuccessReplyDescriptor_t,
508   MPI2_POINTER pMpi2SCSIIOSuccessReplyDescriptor_t;
509 
510 
511 /* TargetAssist Success Reply Descriptor */
512 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
513 {
514     U8              ReplyFlags;                 /* 0x00 */
515     U8              MSIxIndex;                  /* 0x01 */
516     U16             SMID;                       /* 0x02 */
517     U8              SequenceNumber;             /* 0x04 */
518     U8              Reserved1;                  /* 0x05 */
519     U16             IoIndex;                    /* 0x06 */
520 } MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
521   MPI2_POINTER PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,
522   Mpi2TargetAssistSuccessReplyDescriptor_t,
523   MPI2_POINTER pMpi2TargetAssistSuccessReplyDescriptor_t;
524 
525 
526 /* Target Command Buffer Reply Descriptor */
527 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
528 {
529     U8              ReplyFlags;                 /* 0x00 */
530     U8              MSIxIndex;                  /* 0x01 */
531     U8              VP_ID;                      /* 0x02 */
532     U8              Flags;                      /* 0x03 */
533     U16             InitiatorDevHandle;         /* 0x04 */
534     U16             IoIndex;                    /* 0x06 */
535 } MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
536   MPI2_POINTER PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,
537   Mpi2TargetCommandBufferReplyDescriptor_t,
538   MPI2_POINTER pMpi2TargetCommandBufferReplyDescriptor_t;
539 
540 /* defines for Flags field */
541 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
542 
543 
544 /* RAID Accelerator Success Reply Descriptor */
545 typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR
546 {
547     U8              ReplyFlags;                 /* 0x00 */
548     U8              MSIxIndex;                  /* 0x01 */
549     U16             SMID;                       /* 0x02 */
550     U32             Reserved;                   /* 0x04 */
551 } MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
552   MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
553   Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
554   MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
555 
556 
557 /* Fast Path SCSI IO Success Reply Descriptor */
558 typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
559     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
560     MPI2_POINTER PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
561     Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,
562     MPI2_POINTER pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;
563 
564 
565 /* union of Reply Descriptors */
566 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
567 {
568     MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
569     MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
570     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
571     MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
572     MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
573     MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
574     MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       FastPathSCSIIOSuccess;
575     U64                                             Words;
576 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
577   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
578 
579 
580 
581 /*****************************************************************************
582 *
583 *        Message Functions
584 *
585 *****************************************************************************/
586 
587 #define MPI2_FUNCTION_SCSI_IO_REQUEST               (0x00) /* SCSI IO */
588 #define MPI2_FUNCTION_SCSI_TASK_MGMT                (0x01) /* SCSI Task Management */
589 #define MPI2_FUNCTION_IOC_INIT                      (0x02) /* IOC Init */
590 #define MPI2_FUNCTION_IOC_FACTS                     (0x03) /* IOC Facts */
591 #define MPI2_FUNCTION_CONFIG                        (0x04) /* Configuration */
592 #define MPI2_FUNCTION_PORT_FACTS                    (0x05) /* Port Facts */
593 #define MPI2_FUNCTION_PORT_ENABLE                   (0x06) /* Port Enable */
594 #define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07) /* Event Notification */
595 #define MPI2_FUNCTION_EVENT_ACK                     (0x08) /* Event Acknowledge */
596 #define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09) /* FW Download */
597 #define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B) /* Target Assist */
598 #define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C) /* Target Status Send */
599 #define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D) /* Target Mode Abort */
600 #define MPI2_FUNCTION_FW_UPLOAD                     (0x12) /* FW Upload */
601 #define MPI2_FUNCTION_RAID_ACTION                   (0x15) /* RAID Action */
602 #define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16) /* SCSI IO RAID Passthrough */
603 #define MPI2_FUNCTION_TOOLBOX                       (0x17) /* Toolbox */
604 #define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18) /* SCSI Enclosure Processor */
605 #define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A) /* SMP Passthrough */
606 #define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B) /* SAS IO Unit Control */
607 #define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C) /* SATA Passthrough */
608 #define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D) /* Diagnostic Buffer Post */
609 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
610 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
611 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
612 #define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator */
613 #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F) /* Host Based Discovery Action */
614 #define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30) /* Power Management Control */
615 #define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31) /* Send Host Message */
616 #define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0) /* beginning of product-specific range */
617 #define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF) /* end of product-specific range */
618 
619 
620 
621 /* Doorbell functions */
622 #define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)
623 #define MPI2_FUNCTION_HANDSHAKE                     (0x42)
624 
625 
626 /*****************************************************************************
627 *
628 *        IOC Status Values
629 *
630 *****************************************************************************/
631 
632 /* mask for IOCStatus status value */
633 #define MPI2_IOCSTATUS_MASK                     (0x7FFF)
634 
635 /****************************************************************************
636 *  Common IOCStatus values for all replies
637 ****************************************************************************/
638 
639 #define MPI2_IOCSTATUS_SUCCESS                      (0x0000)
640 #define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)
641 #define MPI2_IOCSTATUS_BUSY                         (0x0002)
642 #define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)
643 #define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)
644 #define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)
645 #define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)
646 #define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)
647 #define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)
648 #define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)
649 
650 /****************************************************************************
651 *  Config IOCStatus values
652 ****************************************************************************/
653 
654 #define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)
655 #define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)
656 #define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)
657 #define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)
658 #define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)
659 #define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)
660 
661 /****************************************************************************
662 *  SCSI IO Reply
663 ****************************************************************************/
664 
665 #define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)
666 #define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)
667 #define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)
668 #define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)
669 #define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)
670 #define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)
671 #define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)
672 #define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)
673 #define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)
674 #define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)
675 #define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)
676 #define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)
677 
678 /****************************************************************************
679 *  For use by SCSI Initiator and SCSI Target end-to-end data protection
680 ****************************************************************************/
681 
682 #define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)
683 #define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)
684 #define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)
685 
686 /****************************************************************************
687 *  SCSI Target values
688 ****************************************************************************/
689 
690 #define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)
691 #define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)
692 #define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)
693 #define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)
694 #define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)
695 #define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)
696 #define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)
697 #define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)
698 #define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)
699 #define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)
700 
701 /****************************************************************************
702 *  Serial Attached SCSI values
703 ****************************************************************************/
704 
705 #define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)
706 #define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)
707 
708 /****************************************************************************
709 *  Diagnostic Buffer Post / Diagnostic Release values
710 ****************************************************************************/
711 
712 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
713 
714 /****************************************************************************
715 *  RAID Accelerator values
716 ****************************************************************************/
717 
718 #define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
719 
720 /****************************************************************************
721 *  IOCStatus flag to indicate that log info is available
722 ****************************************************************************/
723 
724 #define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
725 
726 /****************************************************************************
727 *  IOCLogInfo Types
728 ****************************************************************************/
729 
730 #define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)
731 #define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)
732 #define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)
733 #define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)
734 #define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)
735 #define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)
736 #define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)
737 #define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)
738 
739 
740 /*****************************************************************************
741 *
742 *        Standard Message Structures
743 *
744 *****************************************************************************/
745 
746 /****************************************************************************
747 * Request Message Header for all request messages
748 ****************************************************************************/
749 
750 typedef struct _MPI2_REQUEST_HEADER
751 {
752     U16             FunctionDependent1;         /* 0x00 */
753     U8              ChainOffset;                /* 0x02 */
754     U8              Function;                   /* 0x03 */
755     U16             FunctionDependent2;         /* 0x04 */
756     U8              FunctionDependent3;         /* 0x06 */
757     U8              MsgFlags;                   /* 0x07 */
758     U8              VP_ID;                      /* 0x08 */
759     U8              VF_ID;                      /* 0x09 */
760     U16             Reserved1;                  /* 0x0A */
761 } MPI2_REQUEST_HEADER, MPI2_POINTER PTR_MPI2_REQUEST_HEADER,
762   MPI2RequestHeader_t, MPI2_POINTER pMPI2RequestHeader_t;
763 
764 
765 /****************************************************************************
766 *  Default Reply
767 ****************************************************************************/
768 
769 typedef struct _MPI2_DEFAULT_REPLY
770 {
771     U16             FunctionDependent1;         /* 0x00 */
772     U8              MsgLength;                  /* 0x02 */
773     U8              Function;                   /* 0x03 */
774     U16             FunctionDependent2;         /* 0x04 */
775     U8              FunctionDependent3;         /* 0x06 */
776     U8              MsgFlags;                   /* 0x07 */
777     U8              VP_ID;                      /* 0x08 */
778     U8              VF_ID;                      /* 0x09 */
779     U16             Reserved1;                  /* 0x0A */
780     U16             FunctionDependent5;         /* 0x0C */
781     U16             IOCStatus;                  /* 0x0E */
782     U32             IOCLogInfo;                 /* 0x10 */
783 } MPI2_DEFAULT_REPLY, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY,
784   MPI2DefaultReply_t, MPI2_POINTER pMPI2DefaultReply_t;
785 
786 
787 /* common version structure/union used in messages and configuration pages */
788 
789 typedef struct _MPI2_VERSION_STRUCT
790 {
791     U8                      Dev;                        /* 0x00 */
792     U8                      Unit;                       /* 0x01 */
793     U8                      Minor;                      /* 0x02 */
794     U8                      Major;                      /* 0x03 */
795 } MPI2_VERSION_STRUCT;
796 
797 typedef union _MPI2_VERSION_UNION
798 {
799     MPI2_VERSION_STRUCT     Struct;
800     U32                     Word;
801 } MPI2_VERSION_UNION;
802 
803 
804 /* LUN field defines, common to many structures */
805 #define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)
806 #define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)
807 #define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)
808 #define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)
809 #define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)
810 #define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)
811 
812 
813 /*****************************************************************************
814 *
815 *        Fusion-MPT MPI Scatter Gather Elements
816 *
817 *****************************************************************************/
818 
819 /****************************************************************************
820 *  MPI Simple Element structures
821 ****************************************************************************/
822 
823 typedef struct _MPI2_SGE_SIMPLE32
824 {
825     U32                     FlagsLength;
826     U32                     Address;
827 } MPI2_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_SGE_SIMPLE32,
828   Mpi2SGESimple32_t, MPI2_POINTER pMpi2SGESimple32_t;
829 
830 typedef struct _MPI2_SGE_SIMPLE64
831 {
832     U32                     FlagsLength;
833     U64                     Address;
834 } MPI2_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_SGE_SIMPLE64,
835   Mpi2SGESimple64_t, MPI2_POINTER pMpi2SGESimple64_t;
836 
837 typedef struct _MPI2_SGE_SIMPLE_UNION
838 {
839     U32                     FlagsLength;
840     union
841     {
842         U32                 Address32;
843         U64                 Address64;
844     } u;
845 } MPI2_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_SIMPLE_UNION,
846   Mpi2SGESimpleUnion_t, MPI2_POINTER pMpi2SGESimpleUnion_t;
847 
848 
849 /****************************************************************************
850 *  MPI Chain Element structures - for MPI v2.0 products only
851 ****************************************************************************/
852 
853 typedef struct _MPI2_SGE_CHAIN32
854 {
855     U16                     Length;
856     U8                      NextChainOffset;
857     U8                      Flags;
858     U32                     Address;
859 } MPI2_SGE_CHAIN32, MPI2_POINTER PTR_MPI2_SGE_CHAIN32,
860   Mpi2SGEChain32_t, MPI2_POINTER pMpi2SGEChain32_t;
861 
862 typedef struct _MPI2_SGE_CHAIN64
863 {
864     U16                     Length;
865     U8                      NextChainOffset;
866     U8                      Flags;
867     U64                     Address;
868 } MPI2_SGE_CHAIN64, MPI2_POINTER PTR_MPI2_SGE_CHAIN64,
869   Mpi2SGEChain64_t, MPI2_POINTER pMpi2SGEChain64_t;
870 
871 typedef struct _MPI2_SGE_CHAIN_UNION
872 {
873     U16                     Length;
874     U8                      NextChainOffset;
875     U8                      Flags;
876     union
877     {
878         U32                 Address32;
879         U64                 Address64;
880     } u;
881 } MPI2_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_SGE_CHAIN_UNION,
882   Mpi2SGEChainUnion_t, MPI2_POINTER pMpi2SGEChainUnion_t;
883 
884 
885 /****************************************************************************
886 *  MPI Transaction Context Element structures - for MPI v2.0 products only
887 ****************************************************************************/
888 
889 typedef struct _MPI2_SGE_TRANSACTION32
890 {
891     U8                      Reserved;
892     U8                      ContextSize;
893     U8                      DetailsLength;
894     U8                      Flags;
895     U32                     TransactionContext[1];
896     U32                     TransactionDetails[1];
897 } MPI2_SGE_TRANSACTION32, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION32,
898   Mpi2SGETransaction32_t, MPI2_POINTER pMpi2SGETransaction32_t;
899 
900 typedef struct _MPI2_SGE_TRANSACTION64
901 {
902     U8                      Reserved;
903     U8                      ContextSize;
904     U8                      DetailsLength;
905     U8                      Flags;
906     U32                     TransactionContext[2];
907     U32                     TransactionDetails[1];
908 } MPI2_SGE_TRANSACTION64, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION64,
909   Mpi2SGETransaction64_t, MPI2_POINTER pMpi2SGETransaction64_t;
910 
911 typedef struct _MPI2_SGE_TRANSACTION96
912 {
913     U8                      Reserved;
914     U8                      ContextSize;
915     U8                      DetailsLength;
916     U8                      Flags;
917     U32                     TransactionContext[3];
918     U32                     TransactionDetails[1];
919 } MPI2_SGE_TRANSACTION96, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION96,
920   Mpi2SGETransaction96_t, MPI2_POINTER pMpi2SGETransaction96_t;
921 
922 typedef struct _MPI2_SGE_TRANSACTION128
923 {
924     U8                      Reserved;
925     U8                      ContextSize;
926     U8                      DetailsLength;
927     U8                      Flags;
928     U32                     TransactionContext[4];
929     U32                     TransactionDetails[1];
930 } MPI2_SGE_TRANSACTION128, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION128,
931   Mpi2SGETransaction_t128, MPI2_POINTER pMpi2SGETransaction_t128;
932 
933 typedef struct _MPI2_SGE_TRANSACTION_UNION
934 {
935     U8                      Reserved;
936     U8                      ContextSize;
937     U8                      DetailsLength;
938     U8                      Flags;
939     union
940     {
941         U32                 TransactionContext32[1];
942         U32                 TransactionContext64[2];
943         U32                 TransactionContext96[3];
944         U32                 TransactionContext128[4];
945     } u;
946     U32                     TransactionDetails[1];
947 } MPI2_SGE_TRANSACTION_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANSACTION_UNION,
948   Mpi2SGETransactionUnion_t, MPI2_POINTER pMpi2SGETransactionUnion_t;
949 
950 
951 /****************************************************************************
952 *  MPI SGE union for IO SGL's - for MPI v2.0 products only
953 ****************************************************************************/
954 
955 typedef struct _MPI2_MPI_SGE_IO_UNION
956 {
957     union
958     {
959         MPI2_SGE_SIMPLE_UNION   Simple;
960         MPI2_SGE_CHAIN_UNION    Chain;
961     } u;
962 } MPI2_MPI_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_IO_UNION,
963   Mpi2MpiSGEIOUnion_t, MPI2_POINTER pMpi2MpiSGEIOUnion_t;
964 
965 
966 /****************************************************************************
967 *  MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only
968 ****************************************************************************/
969 
970 typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
971 {
972     union
973     {
974         MPI2_SGE_SIMPLE_UNION       Simple;
975         MPI2_SGE_TRANSACTION_UNION  Transaction;
976     } u;
977 } MPI2_SGE_TRANS_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_SGE_TRANS_SIMPLE_UNION,
978   Mpi2SGETransSimpleUnion_t, MPI2_POINTER pMpi2SGETransSimpleUnion_t;
979 
980 
981 /****************************************************************************
982 *  All MPI SGE types union
983 ****************************************************************************/
984 
985 typedef struct _MPI2_MPI_SGE_UNION
986 {
987     union
988     {
989         MPI2_SGE_SIMPLE_UNION       Simple;
990         MPI2_SGE_CHAIN_UNION        Chain;
991         MPI2_SGE_TRANSACTION_UNION  Transaction;
992     } u;
993 } MPI2_MPI_SGE_UNION, MPI2_POINTER PTR_MPI2_MPI_SGE_UNION,
994   Mpi2MpiSgeUnion_t, MPI2_POINTER pMpi2MpiSgeUnion_t;
995 
996 
997 /****************************************************************************
998 *  MPI SGE field definition and masks
999 ****************************************************************************/
1000 
1001 /* Flags field bit definitions */
1002 
1003 #define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)
1004 #define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)
1005 #define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)
1006 #define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)
1007 #define MPI2_SGE_FLAGS_DIRECTION                (0x04)
1008 #define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)
1009 #define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)
1010 
1011 #define MPI2_SGE_FLAGS_SHIFT                    (24)
1012 
1013 #define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)
1014 #define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)
1015 
1016 /* Element Type */
1017 
1018 #define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00) /* for MPI v2.0 products only */
1019 #define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)
1020 #define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30) /* for MPI v2.0 products only */
1021 #define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)
1022 
1023 /* Address location */
1024 
1025 #define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)
1026 
1027 /* Direction */
1028 
1029 #define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)
1030 #define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)
1031 
1032 #define MPI2_SGE_FLAGS_DEST                     (MPI2_SGE_FLAGS_IOC_TO_HOST)
1033 #define MPI2_SGE_FLAGS_SOURCE                   (MPI2_SGE_FLAGS_HOST_TO_IOC)
1034 
1035 /* Address Size */
1036 
1037 #define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)
1038 #define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)
1039 
1040 /* Context Size */
1041 
1042 #define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)
1043 #define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)
1044 #define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)
1045 #define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)
1046 
1047 #define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)
1048 #define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)
1049 
1050 /****************************************************************************
1051 *  MPI SGE operation Macros
1052 ****************************************************************************/
1053 
1054 /* SIMPLE FlagsLength manipulations... */
1055 #define MPI2_SGE_SET_FLAGS(f)          ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)
1056 #define MPI2_SGE_GET_FLAGS(f)          (((f) & ~MPI2_SGE_LENGTH_MASK) >> MPI2_SGE_FLAGS_SHIFT)
1057 #define MPI2_SGE_LENGTH(f)             ((f) & MPI2_SGE_LENGTH_MASK)
1058 #define MPI2_SGE_CHAIN_LENGTH(f)       ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
1059 
1060 #define MPI2_SGE_SET_FLAGS_LENGTH(f,l) (MPI2_SGE_SET_FLAGS(f) | MPI2_SGE_LENGTH(l))
1061 
1062 #define MPI2_pSGE_GET_FLAGS(psg)            MPI2_SGE_GET_FLAGS((psg)->FlagsLength)
1063 #define MPI2_pSGE_GET_LENGTH(psg)           MPI2_SGE_LENGTH((psg)->FlagsLength)
1064 #define MPI2_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_SGE_SET_FLAGS_LENGTH(f,l)
1065 
1066 /* CAUTION - The following are READ-MODIFY-WRITE! */
1067 #define MPI2_pSGE_SET_FLAGS(psg,f)      (psg)->FlagsLength |= MPI2_SGE_SET_FLAGS(f)
1068 #define MPI2_pSGE_SET_LENGTH(psg,l)     (psg)->FlagsLength |= MPI2_SGE_LENGTH(l)
1069 
1070 #define MPI2_GET_CHAIN_OFFSET(x)    ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> MPI2_SGE_CHAIN_OFFSET_SHIFT)
1071 
1072 
1073 /*****************************************************************************
1074 *
1075 *        Fusion-MPT IEEE Scatter Gather Elements
1076 *
1077 *****************************************************************************/
1078 
1079 /****************************************************************************
1080 *  IEEE Simple Element structures
1081 ****************************************************************************/
1082 
1083 /* MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */
1084 typedef struct _MPI2_IEEE_SGE_SIMPLE32
1085 {
1086     U32                     Address;
1087     U32                     FlagsLength;
1088 } MPI2_IEEE_SGE_SIMPLE32, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE32,
1089   Mpi2IeeeSgeSimple32_t, MPI2_POINTER pMpi2IeeeSgeSimple32_t;
1090 
1091 typedef struct _MPI2_IEEE_SGE_SIMPLE64
1092 {
1093     U64                     Address;
1094     U32                     Length;
1095     U16                     Reserved1;
1096     U8                      Reserved2;
1097     U8                      Flags;
1098 } MPI2_IEEE_SGE_SIMPLE64, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE64,
1099   Mpi2IeeeSgeSimple64_t, MPI2_POINTER pMpi2IeeeSgeSimple64_t;
1100 
1101 typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
1102 {
1103     MPI2_IEEE_SGE_SIMPLE32  Simple32;
1104     MPI2_IEEE_SGE_SIMPLE64  Simple64;
1105 } MPI2_IEEE_SGE_SIMPLE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_SIMPLE_UNION,
1106   Mpi2IeeeSgeSimpleUnion_t, MPI2_POINTER pMpi2IeeeSgeSimpleUnion_t;
1107 
1108 
1109 /****************************************************************************
1110 *  IEEE Chain Element structures
1111 ****************************************************************************/
1112 
1113 /* MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */
1114 typedef MPI2_IEEE_SGE_SIMPLE32  MPI2_IEEE_SGE_CHAIN32;
1115 
1116 /* MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */
1117 typedef MPI2_IEEE_SGE_SIMPLE64  MPI2_IEEE_SGE_CHAIN64;
1118 
1119 typedef union _MPI2_IEEE_SGE_CHAIN_UNION
1120 {
1121     MPI2_IEEE_SGE_CHAIN32   Chain32;
1122     MPI2_IEEE_SGE_CHAIN64   Chain64;
1123 } MPI2_IEEE_SGE_CHAIN_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_CHAIN_UNION,
1124   Mpi2IeeeSgeChainUnion_t, MPI2_POINTER pMpi2IeeeSgeChainUnion_t;
1125 
1126 /* MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 products only */
1127 typedef struct _MPI25_IEEE_SGE_CHAIN64
1128 {
1129     U64                     Address;
1130     U32                     Length;
1131     U16                     Reserved1;
1132     U8                      NextChainOffset;
1133     U8                      Flags;
1134 } MPI25_IEEE_SGE_CHAIN64, MPI2_POINTER PTR_MPI25_IEEE_SGE_CHAIN64,
1135   Mpi25IeeeSgeChain64_t, MPI2_POINTER pMpi25IeeeSgeChain64_t;
1136 
1137 
1138 /****************************************************************************
1139 *  All IEEE SGE types union
1140 ****************************************************************************/
1141 
1142 /* MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */
1143 typedef struct _MPI2_IEEE_SGE_UNION
1144 {
1145     union
1146     {
1147         MPI2_IEEE_SGE_SIMPLE_UNION  Simple;
1148         MPI2_IEEE_SGE_CHAIN_UNION   Chain;
1149     } u;
1150 } MPI2_IEEE_SGE_UNION, MPI2_POINTER PTR_MPI2_IEEE_SGE_UNION,
1151   Mpi2IeeeSgeUnion_t, MPI2_POINTER pMpi2IeeeSgeUnion_t;
1152 
1153 
1154 /****************************************************************************
1155 *  IEEE SGE union for IO SGL's
1156 ****************************************************************************/
1157 
1158 typedef union _MPI25_SGE_IO_UNION
1159 {
1160     MPI2_IEEE_SGE_SIMPLE64      IeeeSimple;
1161     MPI25_IEEE_SGE_CHAIN64      IeeeChain;
1162 } MPI25_SGE_IO_UNION, MPI2_POINTER PTR_MPI25_SGE_IO_UNION,
1163   Mpi25SGEIOUnion_t, MPI2_POINTER pMpi25SGEIOUnion_t;
1164 
1165 
1166 /****************************************************************************
1167 *  IEEE SGE field definitions and masks
1168 ****************************************************************************/
1169 
1170 /* Flags field bit definitions */
1171 
1172 #define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)
1173 #define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)
1174 
1175 #define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)
1176 
1177 #define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)
1178 
1179 /* Element Type */
1180 
1181 #define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)
1182 #define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)
1183 
1184 /* Data Location Address Space */
1185 
1186 #define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)
1187 #define MPI2_IEEE_SGE_FLAGS_SYSTEM_ADDR         (0x00) /* for MPI v2.0, use in IEEE Simple Element only; for MPI v2.5, use in IEEE Simple or Chain element */
1188 #define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01) /* use in IEEE Simple Element only */
1189 #define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)
1190 #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 */
1191 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03) /* use in MPI v2.0 IEEE Chain Element only */
1192 #define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR   (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR) /* typo in name */
1193 
1194 /****************************************************************************
1195 *  IEEE SGE operation Macros
1196 ****************************************************************************/
1197 
1198 /* SIMPLE FlagsLength manipulations... */
1199 #define MPI2_IEEE32_SGE_SET_FLAGS(f)     ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)
1200 #define MPI2_IEEE32_SGE_GET_FLAGS(f)     (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
1201 #define MPI2_IEEE32_SGE_LENGTH(f)        ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
1202 
1203 #define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l)      (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
1204 
1205 #define MPI2_IEEE32_pSGE_GET_FLAGS(psg)             MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)
1206 #define MPI2_IEEE32_pSGE_GET_LENGTH(psg)            MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)
1207 #define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l)  (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
1208 
1209 /* CAUTION - The following are READ-MODIFY-WRITE! */
1210 #define MPI2_IEEE32_pSGE_SET_FLAGS(psg,f)    (psg)->FlagsLength |= MPI2_IEEE32_SGE_SET_FLAGS(f)
1211 #define MPI2_IEEE32_pSGE_SET_LENGTH(psg,l)   (psg)->FlagsLength |= MPI2_IEEE32_SGE_LENGTH(l)
1212 
1213 
1214 
1215 /*****************************************************************************
1216 *
1217 *        Fusion-MPT MPI/IEEE Scatter Gather Unions
1218 *
1219 *****************************************************************************/
1220 
1221 typedef union _MPI2_SIMPLE_SGE_UNION
1222 {
1223     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1224     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1225 } MPI2_SIMPLE_SGE_UNION, MPI2_POINTER PTR_MPI2_SIMPLE_SGE_UNION,
1226   Mpi2SimpleSgeUntion_t, MPI2_POINTER pMpi2SimpleSgeUntion_t;
1227 
1228 
1229 typedef union _MPI2_SGE_IO_UNION
1230 {
1231     MPI2_SGE_SIMPLE_UNION       MpiSimple;
1232     MPI2_SGE_CHAIN_UNION        MpiChain;
1233     MPI2_IEEE_SGE_SIMPLE_UNION  IeeeSimple;
1234     MPI2_IEEE_SGE_CHAIN_UNION   IeeeChain;
1235 } MPI2_SGE_IO_UNION, MPI2_POINTER PTR_MPI2_SGE_IO_UNION,
1236   Mpi2SGEIOUnion_t, MPI2_POINTER pMpi2SGEIOUnion_t;
1237 
1238 
1239 /****************************************************************************
1240 *
1241 *  Values for SGLFlags field, used in many request messages with an SGL
1242 *
1243 ****************************************************************************/
1244 
1245 /* values for MPI SGL Data Location Address Space subfield */
1246 #define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)
1247 #define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)
1248 #define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)
1249 #define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08)
1250 #define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C)
1251 /* values for SGL Type subfield */
1252 #define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)
1253 #define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)
1254 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01) /* MPI v2.0 products only */
1255 #define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)
1256 
1257 
1258 #endif
1259 
1260