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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright 2000-2020 Broadcom Inc. All rights reserved.4 *5 *6 *          Name:  mpi2.h7 *         Title:  MPI Message independent structures and definitions8 *                 including System Interface Register Set and9 *                 scatter/gather formats.10 * Creation Date:  June 21, 200611 *12 *  mpi2.h Version:  02.00.5413 *14 * NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi2515 *       prefix are for use only on MPI v2.5 products, and must not be used16 *       with MPI v2.0 products. Unless otherwise noted, names beginning with17 *       MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.18 *19 * Version History20 * ---------------21 *22 * Date      Version   Description23 * --------  --------  ------------------------------------------------------24 * 04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.25 * 06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.26 * 06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.27 * 08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.28 *                     Moved ReplyPostHostIndex register to offset 0x6C of the29 *                     MPI2_SYSTEM_INTERFACE_REGS and modified the define for30 *                     MPI2_REPLY_POST_HOST_INDEX_OFFSET.31 *                     Added union of request descriptors.32 *                     Added union of reply descriptors.33 * 10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.34 *                     Added define for MPI2_VERSION_02_00.35 *                     Fixed the size of the FunctionDependent5 field in the36 *                     MPI2_DEFAULT_REPLY structure.37 * 12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.38 *                     Removed the MPI-defined Fault Codes and extended the39 *                     product specific codes up to 0xEFFF.40 *                     Added a sixth key value for the WriteSequence register41 *                     and changed the flush value to 0x0.42 *                     Added message function codes for Diagnostic Buffer Post43 *                     and Diagnsotic Release.44 *                     New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED45 *                     Moved MPI2_VERSION_UNION from mpi2_ioc.h.46 * 02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.47 * 03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.48 * 05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.49 *                     Added #defines for marking a reply descriptor as unused.50 * 06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.51 * 10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.52 *                     Moved LUN field defines from mpi2_init.h.53 * 01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.54 * 05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.55 *                     In all request and reply descriptors, replaced VF_ID56 *                     field with MSIxIndex field.57 *                     Removed DevHandle field from58 *                     MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those59 *                     bytes reserved.60 *                     Added RAID Accelerator functionality.61 * 07-30-09  02.00.13  Bumped MPI2_HEADER_VERSION_UNIT.62 * 10-28-09  02.00.14  Bumped MPI2_HEADER_VERSION_UNIT.63 *                     Added MSI-x index mask and shift for Reply Post Host64 *                     Index register.65 *                     Added function code for Host Based Discovery Action.66 * 02-10-10  02.00.15  Bumped MPI2_HEADER_VERSION_UNIT.67 *                     Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL.68 *                     Added defines for product-specific range of message69 *                     function codes, 0xF0 to 0xFF.70 * 05-12-10  02.00.16  Bumped MPI2_HEADER_VERSION_UNIT.71 *                     Added alternative defines for the SGE Direction bit.72 * 08-11-10  02.00.17  Bumped MPI2_HEADER_VERSION_UNIT.73 * 11-10-10  02.00.18  Bumped MPI2_HEADER_VERSION_UNIT.74 *                     Added MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR define.75 * 02-23-11  02.00.19  Bumped MPI2_HEADER_VERSION_UNIT.76 *                     Added MPI2_FUNCTION_SEND_HOST_MESSAGE.77 * 03-09-11  02.00.20  Bumped MPI2_HEADER_VERSION_UNIT.78 * 05-25-11  02.00.21  Bumped MPI2_HEADER_VERSION_UNIT.79 * 08-24-11  02.00.22  Bumped MPI2_HEADER_VERSION_UNIT.80 * 11-18-11  02.00.23  Bumped MPI2_HEADER_VERSION_UNIT.81 *                     Incorporating additions for MPI v2.5.82 * 02-06-12  02.00.24  Bumped MPI2_HEADER_VERSION_UNIT.83 * 03-29-12  02.00.25  Bumped MPI2_HEADER_VERSION_UNIT.84 *                     Added Hard Reset delay timings.85 * 07-10-12  02.00.26  Bumped MPI2_HEADER_VERSION_UNIT.86 * 07-26-12  02.00.27  Bumped MPI2_HEADER_VERSION_UNIT.87 * 11-27-12  02.00.28  Bumped MPI2_HEADER_VERSION_UNIT.88 * 12-20-12  02.00.29  Bumped MPI2_HEADER_VERSION_UNIT.89 *                     Added MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET.90 * 04-09-13  02.00.30  Bumped MPI2_HEADER_VERSION_UNIT.91 * 04-17-13  02.00.31  Bumped MPI2_HEADER_VERSION_UNIT.92 * 08-19-13  02.00.32  Bumped MPI2_HEADER_VERSION_UNIT.93 * 12-05-13  02.00.33  Bumped MPI2_HEADER_VERSION_UNIT.94 * 01-08-14  02.00.34  Bumped MPI2_HEADER_VERSION_UNIT95 * 06-13-14  02.00.35  Bumped MPI2_HEADER_VERSION_UNIT.96 * 11-18-14  02.00.36  Updated copyright information.97 *                     Bumped MPI2_HEADER_VERSION_UNIT.98 * 03-16-15  02.00.37  Bumped MPI2_HEADER_VERSION_UNIT.99 *                     Added Scratchpad registers to100 *                     MPI2_SYSTEM_INTERFACE_REGS.101 *                     Added MPI2_DIAG_SBR_RELOAD.102 * 03-19-15  02.00.38  Bumped MPI2_HEADER_VERSION_UNIT.103 * 05-25-15  02.00.39  Bumped MPI2_HEADER_VERSION_UNIT.104 * 08-25-15  02.00.40  Bumped MPI2_HEADER_VERSION_UNIT.105 * 12-15-15  02.00.41  Bumped MPI_HEADER_VERSION_UNIT106 * 01-01-16  02.00.42  Bumped MPI_HEADER_VERSION_UNIT107 * 04-05-16  02.00.43  Modified  MPI26_DIAG_BOOT_DEVICE_SELECT defines108 *                     to be unique within first 32 characters.109 *                     Removed AHCI support.110 *                     Removed SOP support.111 *                     Bumped MPI2_HEADER_VERSION_UNIT.112 * 04-10-16  02.00.44  Bumped MPI2_HEADER_VERSION_UNIT.113 * 07-06-16  02.00.45  Bumped MPI2_HEADER_VERSION_UNIT.114 * 09-02-16  02.00.46  Bumped MPI2_HEADER_VERSION_UNIT.115 * 11-23-16  02.00.47  Bumped MPI2_HEADER_VERSION_UNIT.116 * 02-03-17  02.00.48  Bumped MPI2_HEADER_VERSION_UNIT.117 * 06-13-17  02.00.49  Bumped MPI2_HEADER_VERSION_UNIT.118 * 09-29-17  02.00.50  Bumped MPI2_HEADER_VERSION_UNIT.119 * 07-22-18  02.00.51  Added SECURE_BOOT define.120 *                     Bumped MPI2_HEADER_VERSION_UNIT121 * 08-15-18  02.00.52  Bumped MPI2_HEADER_VERSION_UNIT.122 * 08-28-18  02.00.53  Bumped MPI2_HEADER_VERSION_UNIT.123 *                     Added MPI2_IOCSTATUS_FAILURE124 * 12-17-18  02.00.54  Bumped MPI2_HEADER_VERSION_UNIT125 * 06-24-19  02.00.55  Bumped MPI2_HEADER_VERSION_UNIT126 * 08-01-19  02.00.56  Bumped MPI2_HEADER_VERSION_UNIT127 * 10-02-19  02.00.57  Bumped MPI2_HEADER_VERSION_UNIT128 *  --------------------------------------------------------------------------129 */130 131#ifndef MPI2_H132#define MPI2_H133 134/*****************************************************************************135*136*       MPI Version Definitions137*138*****************************************************************************/139 140#define MPI2_VERSION_MAJOR_MASK             (0xFF00)141#define MPI2_VERSION_MAJOR_SHIFT            (8)142#define MPI2_VERSION_MINOR_MASK             (0x00FF)143#define MPI2_VERSION_MINOR_SHIFT            (0)144 145/*major version for all MPI v2.x */146#define MPI2_VERSION_MAJOR                  (0x02)147 148/*minor version for MPI v2.0 compatible products */149#define MPI2_VERSION_MINOR                  (0x00)150#define MPI2_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) | \151					MPI2_VERSION_MINOR)152#define MPI2_VERSION_02_00                  (0x0200)153 154/*minor version for MPI v2.5 compatible products */155#define MPI25_VERSION_MINOR                 (0x05)156#define MPI25_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) | \157					MPI25_VERSION_MINOR)158#define MPI2_VERSION_02_05                  (0x0205)159 160/*minor version for MPI v2.6 compatible products */161#define MPI26_VERSION_MINOR		    (0x06)162#define MPI26_VERSION ((MPI2_VERSION_MAJOR << MPI2_VERSION_MAJOR_SHIFT) | \163					MPI26_VERSION_MINOR)164#define MPI2_VERSION_02_06		    (0x0206)165 166 167/* Unit and Dev versioning for this MPI header set */168#define MPI2_HEADER_VERSION_UNIT            (0x39)169#define MPI2_HEADER_VERSION_DEV             (0x00)170#define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)171#define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)172#define MPI2_HEADER_VERSION_DEV_MASK        (0x00FF)173#define MPI2_HEADER_VERSION_DEV_SHIFT       (0)174#define MPI2_HEADER_VERSION ((MPI2_HEADER_VERSION_UNIT << 8) | \175					MPI2_HEADER_VERSION_DEV)176 177/*****************************************************************************178*179*       IOC State Definitions180*181*****************************************************************************/182 183#define MPI2_IOC_STATE_RESET               (0x00000000)184#define MPI2_IOC_STATE_READY               (0x10000000)185#define MPI2_IOC_STATE_OPERATIONAL         (0x20000000)186#define MPI2_IOC_STATE_FAULT               (0x40000000)187#define MPI2_IOC_STATE_COREDUMP            (0x50000000)188 189#define MPI2_IOC_STATE_MASK                (0xF0000000)190#define MPI2_IOC_STATE_SHIFT               (28)191 192/*Fault state range for prodcut specific codes */193#define MPI2_FAULT_PRODUCT_SPECIFIC_MIN                 (0x0000)194#define MPI2_FAULT_PRODUCT_SPECIFIC_MAX                 (0xEFFF)195 196/*****************************************************************************197*198*       System Interface Register Definitions199*200*****************************************************************************/201 202typedef struct _MPI2_SYSTEM_INTERFACE_REGS {203	U32 Doorbell;		/*0x00 */204	U32 WriteSequence;	/*0x04 */205	U32 HostDiagnostic;	/*0x08 */206	U32 Reserved1;		/*0x0C */207	U32 DiagRWData;		/*0x10 */208	U32 DiagRWAddressLow;	/*0x14 */209	U32 DiagRWAddressHigh;	/*0x18 */210	U32 Reserved2[5];	/*0x1C */211	U32 HostInterruptStatus;	/*0x30 */212	U32 HostInterruptMask;	/*0x34 */213	U32 DCRData;		/*0x38 */214	U32 DCRAddress;		/*0x3C */215	U32 Reserved3[2];	/*0x40 */216	U32 ReplyFreeHostIndex;	/*0x48 */217	U32 Reserved4[8];	/*0x4C */218	U32 ReplyPostHostIndex;	/*0x6C */219	U32 Reserved5;		/*0x70 */220	U32 HCBSize;		/*0x74 */221	U32 HCBAddressLow;	/*0x78 */222	U32 HCBAddressHigh;	/*0x7C */223	U32 Reserved6[12];	/*0x80 */224	U32 Scratchpad[4];	/*0xB0 */225	U32 RequestDescriptorPostLow;	/*0xC0 */226	U32 RequestDescriptorPostHigh;	/*0xC4 */227	U32 AtomicRequestDescriptorPost;/*0xC8 */228	U32 Reserved7[13];	/*0xCC */229} MPI2_SYSTEM_INTERFACE_REGS,230	*PTR_MPI2_SYSTEM_INTERFACE_REGS,231	Mpi2SystemInterfaceRegs_t,232	*pMpi2SystemInterfaceRegs_t;233 234/*235 *Defines for working with the Doorbell register.236 */237#define MPI2_DOORBELL_OFFSET                    (0x00000000)238 239/*IOC --> System values */240#define MPI2_DOORBELL_USED                      (0x08000000)241#define MPI2_DOORBELL_WHO_INIT_MASK             (0x07000000)242#define MPI2_DOORBELL_WHO_INIT_SHIFT            (24)243#define MPI2_DOORBELL_FAULT_CODE_MASK           (0x0000FFFF)244#define MPI2_DOORBELL_DATA_MASK                 (0x0000FFFF)245 246/*System --> IOC values */247#define MPI2_DOORBELL_FUNCTION_MASK             (0xFF000000)248#define MPI2_DOORBELL_FUNCTION_SHIFT            (24)249#define MPI2_DOORBELL_ADD_DWORDS_MASK           (0x00FF0000)250#define MPI2_DOORBELL_ADD_DWORDS_SHIFT          (16)251 252/*253 *Defines for the WriteSequence register254 */255#define MPI2_WRITE_SEQUENCE_OFFSET              (0x00000004)256#define MPI2_WRSEQ_KEY_VALUE_MASK               (0x0000000F)257#define MPI2_WRSEQ_FLUSH_KEY_VALUE              (0x0)258#define MPI2_WRSEQ_1ST_KEY_VALUE                (0xF)259#define MPI2_WRSEQ_2ND_KEY_VALUE                (0x4)260#define MPI2_WRSEQ_3RD_KEY_VALUE                (0xB)261#define MPI2_WRSEQ_4TH_KEY_VALUE                (0x2)262#define MPI2_WRSEQ_5TH_KEY_VALUE                (0x7)263#define MPI2_WRSEQ_6TH_KEY_VALUE                (0xD)264 265/*266 *Defines for the HostDiagnostic register267 */268#define MPI2_HOST_DIAGNOSTIC_OFFSET             (0x00000008)269 270#define MPI26_DIAG_SECURE_BOOT                  (0x80000000)271 272#define MPI2_DIAG_SBR_RELOAD                    (0x00002000)273 274#define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK       (0x00001800)275#define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT    (0x00000000)276#define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW       (0x00000800)277 278/* Defines for V7A/V7R HostDiagnostic Register */279#define MPI26_DIAG_BOOT_DEVICE_SEL_64FLASH      (0x00000000)280#define MPI26_DIAG_BOOT_DEVICE_SEL_64HCDW       (0x00000800)281#define MPI26_DIAG_BOOT_DEVICE_SEL_32FLASH      (0x00001000)282#define MPI26_DIAG_BOOT_DEVICE_SEL_32HCDW       (0x00001800)283 284#define MPI2_DIAG_CLEAR_FLASH_BAD_SIG           (0x00000400)285#define MPI2_DIAG_FORCE_HCB_ON_RESET            (0x00000200)286#define MPI2_DIAG_HCB_MODE                      (0x00000100)287#define MPI2_DIAG_DIAG_WRITE_ENABLE             (0x00000080)288#define MPI2_DIAG_FLASH_BAD_SIG                 (0x00000040)289#define MPI2_DIAG_RESET_HISTORY                 (0x00000020)290#define MPI2_DIAG_DIAG_RW_ENABLE                (0x00000010)291#define MPI2_DIAG_RESET_ADAPTER                 (0x00000004)292#define MPI2_DIAG_HOLD_IOC_RESET                (0x00000002)293 294/*295 *Offsets for DiagRWData and address296 */297#define MPI2_DIAG_RW_DATA_OFFSET                (0x00000010)298#define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET         (0x00000014)299#define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET        (0x00000018)300 301/*302 *Defines for the HostInterruptStatus register303 */304#define MPI2_HOST_INTERRUPT_STATUS_OFFSET       (0x00000030)305#define MPI2_HIS_SYS2IOC_DB_STATUS              (0x80000000)306#define MPI2_HIS_IOP_DOORBELL_STATUS MPI2_HIS_SYS2IOC_DB_STATUS307#define MPI2_HIS_RESET_IRQ_STATUS               (0x40000000)308#define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT     (0x00000008)309#define MPI2_HIS_IOC2SYS_DB_STATUS              (0x00000001)310#define MPI2_HIS_DOORBELL_INTERRUPT MPI2_HIS_IOC2SYS_DB_STATUS311 312/*313 *Defines for the HostInterruptMask register314 */315#define MPI2_HOST_INTERRUPT_MASK_OFFSET         (0x00000034)316#define MPI2_HIM_RESET_IRQ_MASK                 (0x40000000)317#define MPI2_HIM_REPLY_INT_MASK                 (0x00000008)318#define MPI2_HIM_RIM                            MPI2_HIM_REPLY_INT_MASK319#define MPI2_HIM_IOC2SYS_DB_MASK                (0x00000001)320#define MPI2_HIM_DIM                            MPI2_HIM_IOC2SYS_DB_MASK321 322/*323 *Offsets for DCRData and address324 */325#define MPI2_DCR_DATA_OFFSET                    (0x00000038)326#define MPI2_DCR_ADDRESS_OFFSET                 (0x0000003C)327 328/*329 *Offset for the Reply Free Queue330 */331#define MPI2_REPLY_FREE_HOST_INDEX_OFFSET       (0x00000048)332 333/*334 *Defines for the Reply Descriptor Post Queue335 */336#define MPI2_REPLY_POST_HOST_INDEX_OFFSET       (0x0000006C)337#define MPI2_REPLY_POST_HOST_INDEX_MASK         (0x00FFFFFF)338#define MPI2_RPHI_MSIX_INDEX_MASK               (0xFF000000)339#define MPI2_RPHI_MSIX_INDEX_SHIFT              (24)340#define MPI25_SUP_REPLY_POST_HOST_INDEX_OFFSET  (0x0000030C) /*MPI v2.5 only*/341 342 343/*344 *Defines for the HCBSize and address345 */346#define MPI2_HCB_SIZE_OFFSET                    (0x00000074)347#define MPI2_HCB_SIZE_SIZE_MASK                 (0xFFFFF000)348#define MPI2_HCB_SIZE_HCB_ENABLE                (0x00000001)349 350#define MPI2_HCB_ADDRESS_LOW_OFFSET             (0x00000078)351#define MPI2_HCB_ADDRESS_HIGH_OFFSET            (0x0000007C)352 353/*354 *Offsets for the Scratchpad registers355 */356#define MPI26_SCRATCHPAD0_OFFSET                (0x000000B0)357#define MPI26_SCRATCHPAD1_OFFSET                (0x000000B4)358#define MPI26_SCRATCHPAD2_OFFSET                (0x000000B8)359#define MPI26_SCRATCHPAD3_OFFSET                (0x000000BC)360 361/*362 *Offsets for the Request Descriptor Post Queue363 */364#define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET     (0x000000C0)365#define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET    (0x000000C4)366#define MPI26_ATOMIC_REQUEST_DESCRIPTOR_POST_OFFSET (0x000000C8)367 368/*Hard Reset delay timings */369#define MPI2_HARD_RESET_PCIE_FIRST_READ_DELAY_MICRO_SEC     (50000)370#define MPI2_HARD_RESET_PCIE_RESET_READ_WINDOW_MICRO_SEC    (255000)371#define MPI2_HARD_RESET_PCIE_SECOND_READ_DELAY_MICRO_SEC    (256000)372 373/*****************************************************************************374*375*       Message Descriptors376*377*****************************************************************************/378 379/*Request Descriptors */380 381/*Default Request Descriptor */382typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR {383	U8 RequestFlags;	/*0x00 */384	U8 MSIxIndex;		/*0x01 */385	U16 SMID;		/*0x02 */386	U16 LMID;		/*0x04 */387	U16 DescriptorTypeDependent;	/*0x06 */388} MPI2_DEFAULT_REQUEST_DESCRIPTOR,389	*PTR_MPI2_DEFAULT_REQUEST_DESCRIPTOR,390	Mpi2DefaultRequestDescriptor_t,391	*pMpi2DefaultRequestDescriptor_t;392 393/*defines for the RequestFlags field */394#define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK               (0x1E)395#define MPI2_REQ_DESCRIPT_FLAGS_TYPE_RSHIFT             (1)396#define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO                 (0x00)397#define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)398#define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)399#define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)400#define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)401#define MPI25_REQ_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO      (0x0C)402#define MPI26_REQ_DESCRIPT_FLAGS_PCIE_ENCAPSULATED      (0x10)403 404#define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER         (0x01)405 406/*High Priority Request Descriptor */407typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR {408	U8 RequestFlags;	/*0x00 */409	U8 MSIxIndex;		/*0x01 */410	U16 SMID;		/*0x02 */411	U16 LMID;		/*0x04 */412	U16 Reserved1;		/*0x06 */413} MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,414	*PTR_MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR,415	Mpi2HighPriorityRequestDescriptor_t,416	*pMpi2HighPriorityRequestDescriptor_t;417 418/*SCSI IO Request Descriptor */419typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR {420	U8 RequestFlags;	/*0x00 */421	U8 MSIxIndex;		/*0x01 */422	U16 SMID;		/*0x02 */423	U16 LMID;		/*0x04 */424	U16 DevHandle;		/*0x06 */425} MPI2_SCSI_IO_REQUEST_DESCRIPTOR,426	*PTR_MPI2_SCSI_IO_REQUEST_DESCRIPTOR,427	Mpi2SCSIIORequestDescriptor_t,428	*pMpi2SCSIIORequestDescriptor_t;429 430/*SCSI Target Request Descriptor */431typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR {432	U8 RequestFlags;	/*0x00 */433	U8 MSIxIndex;		/*0x01 */434	U16 SMID;		/*0x02 */435	U16 LMID;		/*0x04 */436	U16 IoIndex;		/*0x06 */437} MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,438	*PTR_MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR,439	Mpi2SCSITargetRequestDescriptor_t,440	*pMpi2SCSITargetRequestDescriptor_t;441 442/*RAID Accelerator Request Descriptor */443typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR {444	U8 RequestFlags;	/*0x00 */445	U8 MSIxIndex;		/*0x01 */446	U16 SMID;		/*0x02 */447	U16 LMID;		/*0x04 */448	U16 Reserved;		/*0x06 */449} MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,450	*PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,451	Mpi2RAIDAcceleratorRequestDescriptor_t,452	*pMpi2RAIDAcceleratorRequestDescriptor_t;453 454/*Fast Path SCSI IO Request Descriptor */455typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR456	MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,457	*PTR_MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR,458	Mpi25FastPathSCSIIORequestDescriptor_t,459	*pMpi25FastPathSCSIIORequestDescriptor_t;460 461/*PCIe Encapsulated Request Descriptor */462typedef MPI2_SCSI_IO_REQUEST_DESCRIPTOR463	MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,464	*PTR_MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR,465	Mpi26PCIeEncapsulatedRequestDescriptor_t,466	*pMpi26PCIeEncapsulatedRequestDescriptor_t;467 468/*union of Request Descriptors */469typedef union _MPI2_REQUEST_DESCRIPTOR_UNION {470	MPI2_DEFAULT_REQUEST_DESCRIPTOR Default;471	MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR HighPriority;472	MPI2_SCSI_IO_REQUEST_DESCRIPTOR SCSIIO;473	MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR SCSITarget;474	MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR RAIDAccelerator;475	MPI25_FP_SCSI_IO_REQUEST_DESCRIPTOR FastPathSCSIIO;476	MPI26_PCIE_ENCAPSULATED_REQUEST_DESCRIPTOR PCIeEncapsulated;477	U64 Words;478} MPI2_REQUEST_DESCRIPTOR_UNION,479	*PTR_MPI2_REQUEST_DESCRIPTOR_UNION,480	Mpi2RequestDescriptorUnion_t,481	*pMpi2RequestDescriptorUnion_t;482 483/*Atomic Request Descriptors */484 485/*486 * All Atomic Request Descriptors have the same format, so the following487 * structure is used for all Atomic Request Descriptors:488 *      Atomic Default Request Descriptor489 *      Atomic High Priority Request Descriptor490 *      Atomic SCSI IO Request Descriptor491 *      Atomic SCSI Target Request Descriptor492 *      Atomic RAID Accelerator Request Descriptor493 *      Atomic Fast Path SCSI IO Request Descriptor494 *      Atomic PCIe Encapsulated Request Descriptor495 */496 497/*Atomic Request Descriptor */498typedef struct _MPI26_ATOMIC_REQUEST_DESCRIPTOR {499	U8 RequestFlags;	/* 0x00 */500	U8 MSIxIndex;		/* 0x01 */501	U16 SMID;		/* 0x02 */502} MPI26_ATOMIC_REQUEST_DESCRIPTOR,503	*PTR_MPI26_ATOMIC_REQUEST_DESCRIPTOR,504	Mpi26AtomicRequestDescriptor_t,505	*pMpi26AtomicRequestDescriptor_t;506 507/*for the RequestFlags field, use the same508 *defines as MPI2_DEFAULT_REQUEST_DESCRIPTOR509 */510 511/*Reply Descriptors */512 513/*Default Reply Descriptor */514typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR {515	U8 ReplyFlags;		/*0x00 */516	U8 MSIxIndex;		/*0x01 */517	U16 DescriptorTypeDependent1;	/*0x02 */518	U32 DescriptorTypeDependent2;	/*0x04 */519} MPI2_DEFAULT_REPLY_DESCRIPTOR,520	*PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,521	Mpi2DefaultReplyDescriptor_t,522	*pMpi2DefaultReplyDescriptor_t;523 524/*defines for the ReplyFlags field */525#define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)526#define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)527#define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)528#define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)529#define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)530#define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)531#define MPI25_RPY_DESCRIPT_FLAGS_FAST_PATH_SCSI_IO_SUCCESS  (0x06)532#define MPI26_RPY_DESCRIPT_FLAGS_PCIE_ENCAPSULATED_SUCCESS  (0x08)533#define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)534 535/*values for marking a reply descriptor as unused */536#define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)537#define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK             (0xFFFFFFFF)538 539/*Address Reply Descriptor */540typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR {541	U8 ReplyFlags;		/*0x00 */542	U8 MSIxIndex;		/*0x01 */543	U16 SMID;		/*0x02 */544	U32 ReplyFrameAddress;	/*0x04 */545} MPI2_ADDRESS_REPLY_DESCRIPTOR,546	*PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,547	Mpi2AddressReplyDescriptor_t,548	*pMpi2AddressReplyDescriptor_t;549 550#define MPI2_ADDRESS_REPLY_SMID_INVALID                 (0x00)551 552/*SCSI IO Success Reply Descriptor */553typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR {554	U8 ReplyFlags;		/*0x00 */555	U8 MSIxIndex;		/*0x01 */556	U16 SMID;		/*0x02 */557	U16 TaskTag;		/*0x04 */558	U16 Reserved1;		/*0x06 */559} MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,560	*PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,561	Mpi2SCSIIOSuccessReplyDescriptor_t,562	*pMpi2SCSIIOSuccessReplyDescriptor_t;563 564/*TargetAssist Success Reply Descriptor */565typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR {566	U8 ReplyFlags;		/*0x00 */567	U8 MSIxIndex;		/*0x01 */568	U16 SMID;		/*0x02 */569	U8 SequenceNumber;	/*0x04 */570	U8 Reserved1;		/*0x05 */571	U16 IoIndex;		/*0x06 */572} MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,573	*PTR_MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR,574	Mpi2TargetAssistSuccessReplyDescriptor_t,575	*pMpi2TargetAssistSuccessReplyDescriptor_t;576 577/*Target Command Buffer Reply Descriptor */578typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR {579	U8 ReplyFlags;		/*0x00 */580	U8 MSIxIndex;		/*0x01 */581	U8 VP_ID;		/*0x02 */582	U8 Flags;		/*0x03 */583	U16 InitiatorDevHandle;	/*0x04 */584	U16 IoIndex;		/*0x06 */585} MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,586	*PTR_MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR,587	Mpi2TargetCommandBufferReplyDescriptor_t,588	*pMpi2TargetCommandBufferReplyDescriptor_t;589 590/*defines for Flags field */591#define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)592 593/*RAID Accelerator Success Reply Descriptor */594typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR {595	U8 ReplyFlags;		/*0x00 */596	U8 MSIxIndex;		/*0x01 */597	U16 SMID;		/*0x02 */598	U32 Reserved;		/*0x04 */599} MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,600	*PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,601	Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,602	*pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;603 604/*Fast Path SCSI IO Success Reply Descriptor */605typedef MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR606	MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,607	*PTR_MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,608	Mpi25FastPathSCSIIOSuccessReplyDescriptor_t,609	*pMpi25FastPathSCSIIOSuccessReplyDescriptor_t;610 611/*PCIe Encapsulated Success Reply Descriptor */612typedef MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR613	MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,614	*PTR_MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR,615	Mpi26PCIeEncapsulatedSuccessReplyDescriptor_t,616	*pMpi26PCIeEncapsulatedSuccessReplyDescriptor_t;617 618/*union of Reply Descriptors */619typedef union _MPI2_REPLY_DESCRIPTORS_UNION {620	MPI2_DEFAULT_REPLY_DESCRIPTOR Default;621	MPI2_ADDRESS_REPLY_DESCRIPTOR AddressReply;622	MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR SCSIIOSuccess;623	MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR TargetAssistSuccess;624	MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR TargetCommandBuffer;625	MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR RAIDAcceleratorSuccess;626	MPI25_FP_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR FastPathSCSIIOSuccess;627	MPI26_PCIE_ENCAPSULATED_SUCCESS_REPLY_DESCRIPTOR628						PCIeEncapsulatedSuccess;629	U64 Words;630} MPI2_REPLY_DESCRIPTORS_UNION,631	*PTR_MPI2_REPLY_DESCRIPTORS_UNION,632	Mpi2ReplyDescriptorsUnion_t,633	*pMpi2ReplyDescriptorsUnion_t;634 635/*****************************************************************************636*637*       Message Functions638*639*****************************************************************************/640 641#define MPI2_FUNCTION_SCSI_IO_REQUEST		    (0x00)642#define MPI2_FUNCTION_SCSI_TASK_MGMT		    (0x01)643#define MPI2_FUNCTION_IOC_INIT                      (0x02)644#define MPI2_FUNCTION_IOC_FACTS                     (0x03)645#define MPI2_FUNCTION_CONFIG                        (0x04)646#define MPI2_FUNCTION_PORT_FACTS                    (0x05)647#define MPI2_FUNCTION_PORT_ENABLE                   (0x06)648#define MPI2_FUNCTION_EVENT_NOTIFICATION            (0x07)649#define MPI2_FUNCTION_EVENT_ACK                     (0x08)650#define MPI2_FUNCTION_FW_DOWNLOAD                   (0x09)651#define MPI2_FUNCTION_TARGET_ASSIST                 (0x0B)652#define MPI2_FUNCTION_TARGET_STATUS_SEND            (0x0C)653#define MPI2_FUNCTION_TARGET_MODE_ABORT             (0x0D)654#define MPI2_FUNCTION_FW_UPLOAD                     (0x12)655#define MPI2_FUNCTION_RAID_ACTION                   (0x15)656#define MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH      (0x16)657#define MPI2_FUNCTION_TOOLBOX                       (0x17)658#define MPI2_FUNCTION_SCSI_ENCLOSURE_PROCESSOR      (0x18)659#define MPI2_FUNCTION_SMP_PASSTHROUGH               (0x1A)660#define MPI2_FUNCTION_SAS_IO_UNIT_CONTROL           (0x1B)661#define MPI2_FUNCTION_IO_UNIT_CONTROL               (0x1B)662#define MPI2_FUNCTION_SATA_PASSTHROUGH              (0x1C)663#define MPI2_FUNCTION_DIAG_BUFFER_POST              (0x1D)664#define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E)665#define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24)666#define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25)667#define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C)668#define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION   (0x2F)669#define MPI2_FUNCTION_PWR_MGMT_CONTROL              (0x30)670#define MPI2_FUNCTION_SEND_HOST_MESSAGE             (0x31)671#define MPI2_FUNCTION_NVME_ENCAPSULATED             (0x33)672#define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC          (0xF0)673#define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC          (0xFF)674 675/*Doorbell functions */676#define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET        (0x40)677#define MPI2_FUNCTION_HANDSHAKE                     (0x42)678 679/*****************************************************************************680*681*       IOC Status Values682*683*****************************************************************************/684 685/*mask for IOCStatus status value */686#define MPI2_IOCSTATUS_MASK                     (0x7FFF)687 688/****************************************************************************689* Common IOCStatus values for all replies690****************************************************************************/691 692#define MPI2_IOCSTATUS_SUCCESS                      (0x0000)693#define MPI2_IOCSTATUS_INVALID_FUNCTION             (0x0001)694#define MPI2_IOCSTATUS_BUSY                         (0x0002)695#define MPI2_IOCSTATUS_INVALID_SGL                  (0x0003)696#define MPI2_IOCSTATUS_INTERNAL_ERROR               (0x0004)697#define MPI2_IOCSTATUS_INVALID_VPID                 (0x0005)698#define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES       (0x0006)699#define MPI2_IOCSTATUS_INVALID_FIELD                (0x0007)700#define MPI2_IOCSTATUS_INVALID_STATE                (0x0008)701#define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED       (0x0009)702/*MPI v2.6 and later */703#define MPI2_IOCSTATUS_INSUFFICIENT_POWER           (0x000A)704#define MPI2_IOCSTATUS_FAILURE                      (0x000F)705 706/****************************************************************************707* Config IOCStatus values708****************************************************************************/709 710#define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION        (0x0020)711#define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE          (0x0021)712#define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE          (0x0022)713#define MPI2_IOCSTATUS_CONFIG_INVALID_DATA          (0x0023)714#define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS           (0x0024)715#define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT           (0x0025)716 717/****************************************************************************718* SCSI IO Reply719****************************************************************************/720 721#define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR         (0x0040)722#define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE       (0x0042)723#define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE        (0x0043)724#define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN            (0x0044)725#define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN           (0x0045)726#define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR           (0x0046)727#define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR          (0x0047)728#define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED         (0x0048)729#define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH       (0x0049)730#define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED        (0x004A)731#define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED          (0x004B)732#define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED          (0x004C)733 734/****************************************************************************735* For use by SCSI Initiator and SCSI Target end-to-end data protection736****************************************************************************/737 738#define MPI2_IOCSTATUS_EEDP_GUARD_ERROR             (0x004D)739#define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR           (0x004E)740#define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR           (0x004F)741 742/****************************************************************************743* SCSI Target values744****************************************************************************/745 746#define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX      (0x0062)747#define MPI2_IOCSTATUS_TARGET_ABORTED               (0x0063)748#define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE     (0x0064)749#define MPI2_IOCSTATUS_TARGET_NO_CONNECTION         (0x0065)750#define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH   (0x006A)751#define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR     (0x006D)752#define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA   (0x006E)753#define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT          (0x006F)754#define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT       (0x0070)755#define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED          (0x0071)756 757/****************************************************************************758* Serial Attached SCSI values759****************************************************************************/760 761#define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED       (0x0090)762#define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN         (0x0091)763 764/****************************************************************************765* Diagnostic Buffer Post / Diagnostic Release values766****************************************************************************/767 768#define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)769 770/****************************************************************************771* RAID Accelerator values772****************************************************************************/773 774#define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)775 776/****************************************************************************777* IOCStatus flag to indicate that log info is available778****************************************************************************/779 780#define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)781 782/****************************************************************************783* IOCLogInfo Types784****************************************************************************/785 786#define MPI2_IOCLOGINFO_TYPE_MASK               (0xF0000000)787#define MPI2_IOCLOGINFO_TYPE_SHIFT              (28)788#define MPI2_IOCLOGINFO_TYPE_NONE               (0x0)789#define MPI2_IOCLOGINFO_TYPE_SCSI               (0x1)790#define MPI2_IOCLOGINFO_TYPE_FC                 (0x2)791#define MPI2_IOCLOGINFO_TYPE_SAS                (0x3)792#define MPI2_IOCLOGINFO_TYPE_ISCSI              (0x4)793#define MPI2_IOCLOGINFO_LOG_DATA_MASK           (0x0FFFFFFF)794 795/*****************************************************************************796*797*       Standard Message Structures798*799*****************************************************************************/800 801/****************************************************************************802*Request Message Header for all request messages803****************************************************************************/804 805typedef struct _MPI2_REQUEST_HEADER {806	U16 FunctionDependent1;	/*0x00 */807	U8 ChainOffset;		/*0x02 */808	U8 Function;		/*0x03 */809	U16 FunctionDependent2;	/*0x04 */810	U8 FunctionDependent3;	/*0x06 */811	U8 MsgFlags;		/*0x07 */812	U8 VP_ID;		/*0x08 */813	U8 VF_ID;		/*0x09 */814	U16 Reserved1;		/*0x0A */815} MPI2_REQUEST_HEADER, *PTR_MPI2_REQUEST_HEADER,816	MPI2RequestHeader_t, *pMPI2RequestHeader_t;817 818/****************************************************************************819* Default Reply820****************************************************************************/821 822typedef struct _MPI2_DEFAULT_REPLY {823	U16 FunctionDependent1;	/*0x00 */824	U8 MsgLength;		/*0x02 */825	U8 Function;		/*0x03 */826	U16 FunctionDependent2;	/*0x04 */827	U8 FunctionDependent3;	/*0x06 */828	U8 MsgFlags;		/*0x07 */829	U8 VP_ID;		/*0x08 */830	U8 VF_ID;		/*0x09 */831	U16 Reserved1;		/*0x0A */832	U16 FunctionDependent5;	/*0x0C */833	U16 IOCStatus;		/*0x0E */834	U32 IOCLogInfo;		/*0x10 */835} MPI2_DEFAULT_REPLY, *PTR_MPI2_DEFAULT_REPLY,836	MPI2DefaultReply_t, *pMPI2DefaultReply_t;837 838/*common version structure/union used in messages and configuration pages */839 840typedef struct _MPI2_VERSION_STRUCT {841	U8 Dev;			/*0x00 */842	U8 Unit;		/*0x01 */843	U8 Minor;		/*0x02 */844	U8 Major;		/*0x03 */845} MPI2_VERSION_STRUCT;846 847typedef union _MPI2_VERSION_UNION {848	MPI2_VERSION_STRUCT Struct;849	U32 Word;850} MPI2_VERSION_UNION;851 852/*LUN field defines, common to many structures */853#define MPI2_LUN_FIRST_LEVEL_ADDRESSING             (0x0000FFFF)854#define MPI2_LUN_SECOND_LEVEL_ADDRESSING            (0xFFFF0000)855#define MPI2_LUN_THIRD_LEVEL_ADDRESSING             (0x0000FFFF)856#define MPI2_LUN_FOURTH_LEVEL_ADDRESSING            (0xFFFF0000)857#define MPI2_LUN_LEVEL_1_WORD                       (0xFF00)858#define MPI2_LUN_LEVEL_1_DWORD                      (0x0000FF00)859 860/*****************************************************************************861*862*       Fusion-MPT MPI Scatter Gather Elements863*864*****************************************************************************/865 866/****************************************************************************867* MPI Simple Element structures868****************************************************************************/869 870typedef struct _MPI2_SGE_SIMPLE32 {871	U32 FlagsLength;872	U32 Address;873} MPI2_SGE_SIMPLE32, *PTR_MPI2_SGE_SIMPLE32,874	Mpi2SGESimple32_t, *pMpi2SGESimple32_t;875 876typedef struct _MPI2_SGE_SIMPLE64 {877	U32 FlagsLength;878	U64 Address;879} MPI2_SGE_SIMPLE64, *PTR_MPI2_SGE_SIMPLE64,880	Mpi2SGESimple64_t, *pMpi2SGESimple64_t;881 882typedef struct _MPI2_SGE_SIMPLE_UNION {883	U32 FlagsLength;884	union {885		U32 Address32;886		U64 Address64;887	} u;888} MPI2_SGE_SIMPLE_UNION,889	*PTR_MPI2_SGE_SIMPLE_UNION,890	Mpi2SGESimpleUnion_t,891	*pMpi2SGESimpleUnion_t;892 893/****************************************************************************894* MPI Chain Element structures - for MPI v2.0 products only895****************************************************************************/896 897typedef struct _MPI2_SGE_CHAIN32 {898	U16 Length;899	U8 NextChainOffset;900	U8 Flags;901	U32 Address;902} MPI2_SGE_CHAIN32, *PTR_MPI2_SGE_CHAIN32,903	Mpi2SGEChain32_t, *pMpi2SGEChain32_t;904 905typedef struct _MPI2_SGE_CHAIN64 {906	U16 Length;907	U8 NextChainOffset;908	U8 Flags;909	U64 Address;910} MPI2_SGE_CHAIN64, *PTR_MPI2_SGE_CHAIN64,911	Mpi2SGEChain64_t, *pMpi2SGEChain64_t;912 913typedef struct _MPI2_SGE_CHAIN_UNION {914	U16 Length;915	U8 NextChainOffset;916	U8 Flags;917	union {918		U32 Address32;919		U64 Address64;920	} u;921} MPI2_SGE_CHAIN_UNION,922	*PTR_MPI2_SGE_CHAIN_UNION,923	Mpi2SGEChainUnion_t,924	*pMpi2SGEChainUnion_t;925 926/****************************************************************************927* MPI Transaction Context Element structures - for MPI v2.0 products only928****************************************************************************/929 930typedef struct _MPI2_SGE_TRANSACTION32 {931	U8 Reserved;932	U8 ContextSize;933	U8 DetailsLength;934	U8 Flags;935	U32 TransactionContext[1];936	U32 TransactionDetails[1];937} MPI2_SGE_TRANSACTION32,938	*PTR_MPI2_SGE_TRANSACTION32,939	Mpi2SGETransaction32_t,940	*pMpi2SGETransaction32_t;941 942typedef struct _MPI2_SGE_TRANSACTION64 {943	U8 Reserved;944	U8 ContextSize;945	U8 DetailsLength;946	U8 Flags;947	U32 TransactionContext[2];948	U32 TransactionDetails[1];949} MPI2_SGE_TRANSACTION64,950	*PTR_MPI2_SGE_TRANSACTION64,951	Mpi2SGETransaction64_t,952	*pMpi2SGETransaction64_t;953 954typedef struct _MPI2_SGE_TRANSACTION96 {955	U8 Reserved;956	U8 ContextSize;957	U8 DetailsLength;958	U8 Flags;959	U32 TransactionContext[3];960	U32 TransactionDetails[1];961} MPI2_SGE_TRANSACTION96, *PTR_MPI2_SGE_TRANSACTION96,962	Mpi2SGETransaction96_t, *pMpi2SGETransaction96_t;963 964typedef struct _MPI2_SGE_TRANSACTION128 {965	U8 Reserved;966	U8 ContextSize;967	U8 DetailsLength;968	U8 Flags;969	U32 TransactionContext[4];970	U32 TransactionDetails[1];971} MPI2_SGE_TRANSACTION128, *PTR_MPI2_SGE_TRANSACTION128,972	Mpi2SGETransaction_t128, *pMpi2SGETransaction_t128;973 974typedef struct _MPI2_SGE_TRANSACTION_UNION {975	U8 Reserved;976	U8 ContextSize;977	U8 DetailsLength;978	U8 Flags;979	union {980		U32 TransactionContext32[1];981		U32 TransactionContext64[2];982		U32 TransactionContext96[3];983		U32 TransactionContext128[4];984	} u;985	U32 TransactionDetails[1];986} MPI2_SGE_TRANSACTION_UNION,987	*PTR_MPI2_SGE_TRANSACTION_UNION,988	Mpi2SGETransactionUnion_t,989	*pMpi2SGETransactionUnion_t;990 991/****************************************************************************992* MPI SGE union for IO SGL's - for MPI v2.0 products only993****************************************************************************/994 995typedef struct _MPI2_MPI_SGE_IO_UNION {996	union {997		MPI2_SGE_SIMPLE_UNION Simple;998		MPI2_SGE_CHAIN_UNION Chain;999	} u;1000} MPI2_MPI_SGE_IO_UNION, *PTR_MPI2_MPI_SGE_IO_UNION,1001	Mpi2MpiSGEIOUnion_t, *pMpi2MpiSGEIOUnion_t;1002 1003/****************************************************************************1004* MPI SGE union for SGL's with Simple and Transaction elements - for MPI v2.0 products only1005****************************************************************************/1006 1007typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION {1008	union {1009		MPI2_SGE_SIMPLE_UNION Simple;1010		MPI2_SGE_TRANSACTION_UNION Transaction;1011	} u;1012} MPI2_SGE_TRANS_SIMPLE_UNION,1013	*PTR_MPI2_SGE_TRANS_SIMPLE_UNION,1014	Mpi2SGETransSimpleUnion_t,1015	*pMpi2SGETransSimpleUnion_t;1016 1017/****************************************************************************1018* All MPI SGE types union1019****************************************************************************/1020 1021typedef struct _MPI2_MPI_SGE_UNION {1022	union {1023		MPI2_SGE_SIMPLE_UNION Simple;1024		MPI2_SGE_CHAIN_UNION Chain;1025		MPI2_SGE_TRANSACTION_UNION Transaction;1026	} u;1027} MPI2_MPI_SGE_UNION, *PTR_MPI2_MPI_SGE_UNION,1028	Mpi2MpiSgeUnion_t, *pMpi2MpiSgeUnion_t;1029 1030/****************************************************************************1031* MPI SGE field definition and masks1032****************************************************************************/1033 1034/*Flags field bit definitions */1035 1036#define MPI2_SGE_FLAGS_LAST_ELEMENT             (0x80)1037#define MPI2_SGE_FLAGS_END_OF_BUFFER            (0x40)1038#define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK        (0x30)1039#define MPI2_SGE_FLAGS_LOCAL_ADDRESS            (0x08)1040#define MPI2_SGE_FLAGS_DIRECTION                (0x04)1041#define MPI2_SGE_FLAGS_ADDRESS_SIZE             (0x02)1042#define MPI2_SGE_FLAGS_END_OF_LIST              (0x01)1043 1044#define MPI2_SGE_FLAGS_SHIFT                    (24)1045 1046#define MPI2_SGE_LENGTH_MASK                    (0x00FFFFFF)1047#define MPI2_SGE_CHAIN_LENGTH_MASK              (0x0000FFFF)1048 1049/*Element Type */1050 1051#define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT      (0x00)1052#define MPI2_SGE_FLAGS_SIMPLE_ELEMENT           (0x10)1053#define MPI2_SGE_FLAGS_CHAIN_ELEMENT            (0x30)1054#define MPI2_SGE_FLAGS_ELEMENT_MASK             (0x30)1055 1056/*Address location */1057 1058#define MPI2_SGE_FLAGS_SYSTEM_ADDRESS           (0x00)1059 1060/*Direction */1061 1062#define MPI2_SGE_FLAGS_IOC_TO_HOST              (0x00)1063#define MPI2_SGE_FLAGS_HOST_TO_IOC              (0x04)1064 1065#define MPI2_SGE_FLAGS_DEST (MPI2_SGE_FLAGS_IOC_TO_HOST)1066#define MPI2_SGE_FLAGS_SOURCE (MPI2_SGE_FLAGS_HOST_TO_IOC)1067 1068/*Address Size */1069 1070#define MPI2_SGE_FLAGS_32_BIT_ADDRESSING        (0x00)1071#define MPI2_SGE_FLAGS_64_BIT_ADDRESSING        (0x02)1072 1073/*Context Size */1074 1075#define MPI2_SGE_FLAGS_32_BIT_CONTEXT           (0x00)1076#define MPI2_SGE_FLAGS_64_BIT_CONTEXT           (0x02)1077#define MPI2_SGE_FLAGS_96_BIT_CONTEXT           (0x04)1078#define MPI2_SGE_FLAGS_128_BIT_CONTEXT          (0x06)1079 1080#define MPI2_SGE_CHAIN_OFFSET_MASK              (0x00FF0000)1081#define MPI2_SGE_CHAIN_OFFSET_SHIFT             (16)1082 1083/****************************************************************************1084* MPI SGE operation Macros1085****************************************************************************/1086 1087/*SIMPLE FlagsLength manipulations... */1088#define MPI2_SGE_SET_FLAGS(f) ((U32)(f) << MPI2_SGE_FLAGS_SHIFT)1089#define MPI2_SGE_GET_FLAGS(f) (((f) & ~MPI2_SGE_LENGTH_MASK) >> \1090					MPI2_SGE_FLAGS_SHIFT)1091#define MPI2_SGE_LENGTH(f) ((f) & MPI2_SGE_LENGTH_MASK)1092#define MPI2_SGE_CHAIN_LENGTH(f) ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)1093 1094#define MPI2_SGE_SET_FLAGS_LENGTH(f, l) (MPI2_SGE_SET_FLAGS(f) | \1095					MPI2_SGE_LENGTH(l))1096 1097#define MPI2_pSGE_GET_FLAGS(psg) MPI2_SGE_GET_FLAGS((psg)->FlagsLength)1098#define MPI2_pSGE_GET_LENGTH(psg) MPI2_SGE_LENGTH((psg)->FlagsLength)1099#define MPI2_pSGE_SET_FLAGS_LENGTH(psg, f, l) ((psg)->FlagsLength = \1100					MPI2_SGE_SET_FLAGS_LENGTH(f, l))1101 1102/*CAUTION - The following are READ-MODIFY-WRITE! */1103#define MPI2_pSGE_SET_FLAGS(psg, f) ((psg)->FlagsLength |= \1104					MPI2_SGE_SET_FLAGS(f))1105#define MPI2_pSGE_SET_LENGTH(psg, l) ((psg)->FlagsLength |= \1106					MPI2_SGE_LENGTH(l))1107 1108#define MPI2_GET_CHAIN_OFFSET(x) ((x & MPI2_SGE_CHAIN_OFFSET_MASK) >> \1109					MPI2_SGE_CHAIN_OFFSET_SHIFT)1110 1111/*****************************************************************************1112*1113*       Fusion-MPT IEEE Scatter Gather Elements1114*1115*****************************************************************************/1116 1117/****************************************************************************1118* IEEE Simple Element structures1119****************************************************************************/1120 1121/*MPI2_IEEE_SGE_SIMPLE32 is for MPI v2.0 products only */1122typedef struct _MPI2_IEEE_SGE_SIMPLE32 {1123	U32 Address;1124	U32 FlagsLength;1125} MPI2_IEEE_SGE_SIMPLE32, *PTR_MPI2_IEEE_SGE_SIMPLE32,1126	Mpi2IeeeSgeSimple32_t, *pMpi2IeeeSgeSimple32_t;1127 1128typedef struct _MPI2_IEEE_SGE_SIMPLE64 {1129	U64 Address;1130	U32 Length;1131	U16 Reserved1;1132	U8 Reserved2;1133	U8 Flags;1134} MPI2_IEEE_SGE_SIMPLE64, *PTR_MPI2_IEEE_SGE_SIMPLE64,1135	Mpi2IeeeSgeSimple64_t, *pMpi2IeeeSgeSimple64_t;1136 1137typedef union _MPI2_IEEE_SGE_SIMPLE_UNION {1138	MPI2_IEEE_SGE_SIMPLE32 Simple32;1139	MPI2_IEEE_SGE_SIMPLE64 Simple64;1140} MPI2_IEEE_SGE_SIMPLE_UNION,1141	*PTR_MPI2_IEEE_SGE_SIMPLE_UNION,1142	Mpi2IeeeSgeSimpleUnion_t,1143	*pMpi2IeeeSgeSimpleUnion_t;1144 1145/****************************************************************************1146* IEEE Chain Element structures1147****************************************************************************/1148 1149/*MPI2_IEEE_SGE_CHAIN32 is for MPI v2.0 products only */1150typedef MPI2_IEEE_SGE_SIMPLE32 MPI2_IEEE_SGE_CHAIN32;1151 1152/*MPI2_IEEE_SGE_CHAIN64 is for MPI v2.0 products only */1153typedef MPI2_IEEE_SGE_SIMPLE64 MPI2_IEEE_SGE_CHAIN64;1154 1155typedef union _MPI2_IEEE_SGE_CHAIN_UNION {1156	MPI2_IEEE_SGE_CHAIN32 Chain32;1157	MPI2_IEEE_SGE_CHAIN64 Chain64;1158} MPI2_IEEE_SGE_CHAIN_UNION,1159	*PTR_MPI2_IEEE_SGE_CHAIN_UNION,1160	Mpi2IeeeSgeChainUnion_t,1161	*pMpi2IeeeSgeChainUnion_t;1162 1163/*MPI25_IEEE_SGE_CHAIN64 is for MPI v2.5 and later */1164typedef struct _MPI25_IEEE_SGE_CHAIN64 {1165	U64 Address;1166	U32 Length;1167	U16 Reserved1;1168	U8 NextChainOffset;1169	U8 Flags;1170} MPI25_IEEE_SGE_CHAIN64,1171	*PTR_MPI25_IEEE_SGE_CHAIN64,1172	Mpi25IeeeSgeChain64_t,1173	*pMpi25IeeeSgeChain64_t;1174 1175/****************************************************************************1176* All IEEE SGE types union1177****************************************************************************/1178 1179/*MPI2_IEEE_SGE_UNION is for MPI v2.0 products only */1180typedef struct _MPI2_IEEE_SGE_UNION {1181	union {1182		MPI2_IEEE_SGE_SIMPLE_UNION Simple;1183		MPI2_IEEE_SGE_CHAIN_UNION Chain;1184	} u;1185} MPI2_IEEE_SGE_UNION, *PTR_MPI2_IEEE_SGE_UNION,1186	Mpi2IeeeSgeUnion_t, *pMpi2IeeeSgeUnion_t;1187 1188/****************************************************************************1189* IEEE SGE union for IO SGL's1190****************************************************************************/1191 1192typedef union _MPI25_SGE_IO_UNION {1193	MPI2_IEEE_SGE_SIMPLE64 IeeeSimple;1194	MPI25_IEEE_SGE_CHAIN64 IeeeChain;1195} MPI25_SGE_IO_UNION, *PTR_MPI25_SGE_IO_UNION,1196	Mpi25SGEIOUnion_t, *pMpi25SGEIOUnion_t;1197 1198/****************************************************************************1199* IEEE SGE field definitions and masks1200****************************************************************************/1201 1202/*Flags field bit definitions */1203 1204#define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK   (0x80)1205#define MPI25_IEEE_SGE_FLAGS_END_OF_LIST        (0x40)1206 1207#define MPI2_IEEE32_SGE_FLAGS_SHIFT             (24)1208 1209#define MPI2_IEEE32_SGE_LENGTH_MASK             (0x00FFFFFF)1210 1211/*Element Type */1212 1213#define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT      (0x00)1214#define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT       (0x80)1215 1216/*Next Segment Format */1217 1218#define MPI26_IEEE_SGE_FLAGS_NSF_MASK           (0x1C)1219#define MPI26_IEEE_SGE_FLAGS_NSF_MPI_IEEE       (0x00)1220#define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP       (0x08)1221#define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL       (0x10)1222 1223/*Data Location Address Space */1224 1225#define MPI2_IEEE_SGE_FLAGS_ADDR_MASK           (0x03)1226#define MPI2_IEEE_SGE_FLAGS_SYSTEM_ADDR         (0x00)1227#define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR         (0x01)1228#define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR         (0x02)1229#define MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR      (0x03)1230#define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR   (0x03)1231#define MPI2_IEEE_SGE_FLAGS_SYSTEMPLBCPI_ADDR \1232	 (MPI2_IEEE_SGE_FLAGS_SYSTEMPLBPCI_ADDR)1233#define MPI26_IEEE_SGE_FLAGS_IOCCTL_ADDR        (0x02)1234 1235/****************************************************************************1236* IEEE SGE operation Macros1237****************************************************************************/1238 1239/*SIMPLE FlagsLength manipulations... */1240#define MPI2_IEEE32_SGE_SET_FLAGS(f) ((U32)(f) << MPI2_IEEE32_SGE_FLAGS_SHIFT)1241#define MPI2_IEEE32_SGE_GET_FLAGS(f) (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) \1242				 >> MPI2_IEEE32_SGE_FLAGS_SHIFT)1243#define MPI2_IEEE32_SGE_LENGTH(f)    ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)1244 1245#define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l) (MPI2_IEEE32_SGE_SET_FLAGS(f) |\1246						 MPI2_IEEE32_SGE_LENGTH(l))1247 1248#define MPI2_IEEE32_pSGE_GET_FLAGS(psg) \1249			MPI2_IEEE32_SGE_GET_FLAGS((psg)->FlagsLength)1250#define MPI2_IEEE32_pSGE_GET_LENGTH(psg) \1251			MPI2_IEEE32_SGE_LENGTH((psg)->FlagsLength)1252#define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg, f, l) ((psg)->FlagsLength = \1253					MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l))1254 1255/*CAUTION - The following are READ-MODIFY-WRITE! */1256#define MPI2_IEEE32_pSGE_SET_FLAGS(psg, f) ((psg)->FlagsLength |= \1257					MPI2_IEEE32_SGE_SET_FLAGS(f))1258#define MPI2_IEEE32_pSGE_SET_LENGTH(psg, l) ((psg)->FlagsLength |= \1259					MPI2_IEEE32_SGE_LENGTH(l))1260 1261/*****************************************************************************1262*1263*       Fusion-MPT MPI/IEEE Scatter Gather Unions1264*1265*****************************************************************************/1266 1267typedef union _MPI2_SIMPLE_SGE_UNION {1268	MPI2_SGE_SIMPLE_UNION MpiSimple;1269	MPI2_IEEE_SGE_SIMPLE_UNION IeeeSimple;1270} MPI2_SIMPLE_SGE_UNION, *PTR_MPI2_SIMPLE_SGE_UNION,1271	Mpi2SimpleSgeUntion_t, *pMpi2SimpleSgeUntion_t;1272 1273typedef union _MPI2_SGE_IO_UNION {1274	MPI2_SGE_SIMPLE_UNION MpiSimple;1275	MPI2_SGE_CHAIN_UNION MpiChain;1276	MPI2_IEEE_SGE_SIMPLE_UNION IeeeSimple;1277	MPI2_IEEE_SGE_CHAIN_UNION IeeeChain;1278} MPI2_SGE_IO_UNION, *PTR_MPI2_SGE_IO_UNION,1279	Mpi2SGEIOUnion_t, *pMpi2SGEIOUnion_t;1280 1281/****************************************************************************1282*1283* Values for SGLFlags field, used in many request messages with an SGL1284*1285****************************************************************************/1286 1287/*values for MPI SGL Data Location Address Space subfield */1288#define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK            (0x0C)1289#define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE          (0x00)1290#define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE          (0x04)1291#define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE          (0x08)1292#define MPI26_SGLFLAGS_IOCPLB_ADDRESS_SPACE         (0x08)1293#define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE       (0x0C)1294/*values for SGL Type subfield */1295#define MPI2_SGLFLAGS_SGL_TYPE_MASK                 (0x03)1296#define MPI2_SGLFLAGS_SGL_TYPE_MPI                  (0x00)1297#define MPI2_SGLFLAGS_SGL_TYPE_IEEE32               (0x01)1298#define MPI2_SGLFLAGS_SGL_TYPE_IEEE64               (0x02)1299 1300#endif1301