1/*
  2 * Copyright 2012-2015 Avago Technologies.  All rights reserved.
  3 *
  4 *
  5 *          Name:  mpi2_pci.h
  6 *         Title:  MPI PCIe Attached Devices structures and definitions.
  7 * Creation Date:  October 9, 2012
  8 *
  9 * mpi2_pci.h Version:  02.00.02
 10 *
 11 * NOTE: Names (typedefs, defines, etc.) beginning with an MPI25 or Mpi25
 12 *       prefix are for use only on MPI v2.5 products, and must not be used
 13 *       with MPI v2.0 products. Unless otherwise noted, names beginning with
 14 *       MPI2 or Mpi2 are for use with both MPI v2.0 and MPI v2.5 products.
 15 *
 16 * Version History
 17 * ---------------
 18 *
 19 * Date      Version   Description
 20 * --------  --------  ------------------------------------------------------
 21 * 03-16-15  02.00.00  Initial version.
 22 * 02-17-16  02.00.01  Removed AHCI support.
 23 *                     Removed SOP support.
 24 * 07-01-16  02.00.02  Added MPI26_NVME_FLAGS_FORCE_ADMIN_ERR_RESP to
 25 *                     NVME Encapsulated Request.
 26 * --------------------------------------------------------------------------
 27 */
 28
 29#ifndef MPI2_PCI_H
 30#define MPI2_PCI_H
 31
 32
 33/*
 34 *Values for the PCIe DeviceInfo field used in PCIe Device Status Change Event
 35 *data and PCIe Configuration pages.
 36 */
 37#define MPI26_PCIE_DEVINFO_DIRECT_ATTACH        (0x00000010)
 38
 39#define MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE     (0x0000000F)
 40#define MPI26_PCIE_DEVINFO_NO_DEVICE            (0x00000000)
 41#define MPI26_PCIE_DEVINFO_PCI_SWITCH           (0x00000001)
 42#define MPI26_PCIE_DEVINFO_NVME                 (0x00000003)
 43
 44
 45/****************************************************************************
 46*  NVMe Encapsulated message
 47****************************************************************************/
 48
 49/*NVME Encapsulated Request Message */
 50typedef struct _MPI26_NVME_ENCAPSULATED_REQUEST {
 51	U16	DevHandle;                      /*0x00 */
 52	U8	ChainOffset;                    /*0x02 */
 53	U8	Function;                       /*0x03 */
 54	U16	EncapsulatedCommandLength;      /*0x04 */
 55	U8	Reserved1;                      /*0x06 */
 56	U8	MsgFlags;                       /*0x07 */
 57	U8	VP_ID;                          /*0x08 */
 58	U8	VF_ID;                          /*0x09 */
 59	U16	Reserved2;                      /*0x0A */
 60	U32	Reserved3;                      /*0x0C */
 61	U64	ErrorResponseBaseAddress;       /*0x10 */
 62	U16	ErrorResponseAllocationLength;  /*0x18 */
 63	U16	Flags;                          /*0x1A */
 64	U32	DataLength;                     /*0x1C */
 65	U8	NVMe_Command[4];                /*0x20 */
 66
 67} MPI26_NVME_ENCAPSULATED_REQUEST, *PTR_MPI26_NVME_ENCAPSULATED_REQUEST,
 68	Mpi26NVMeEncapsulatedRequest_t, *pMpi26NVMeEncapsulatedRequest_t;
 69
 70/*defines for the Flags field */
 71#define MPI26_NVME_FLAGS_FORCE_ADMIN_ERR_RESP       (0x0020)
 72/*Submission Queue Type*/
 73#define MPI26_NVME_FLAGS_SUBMISSIONQ_MASK           (0x0010)
 74#define MPI26_NVME_FLAGS_SUBMISSIONQ_IO             (0x0000)
 75#define MPI26_NVME_FLAGS_SUBMISSIONQ_ADMIN          (0x0010)
 76/*Error Response Address Space */
 77#define MPI26_NVME_FLAGS_MASK_ERROR_RSP_ADDR        (0x000C)
 78#define MPI26_NVME_FLAGS_SYSTEM_RSP_ADDR            (0x0000)
 79#define MPI26_NVME_FLAGS_IOCPLB_RSP_ADDR            (0x0008)
 80#define MPI26_NVME_FLAGS_IOCPLBNTA_RSP_ADDR         (0x000C)
 81/*Data Direction*/
 82#define MPI26_NVME_FLAGS_DATADIRECTION_MASK         (0x0003)
 83#define MPI26_NVME_FLAGS_NODATATRANSFER             (0x0000)
 84#define MPI26_NVME_FLAGS_WRITE                      (0x0001)
 85#define MPI26_NVME_FLAGS_READ                       (0x0002)
 86#define MPI26_NVME_FLAGS_BIDIRECTIONAL              (0x0003)
 87
 88
 89/*NVMe Encapuslated Reply Message */
 90typedef struct _MPI26_NVME_ENCAPSULATED_ERROR_REPLY {
 91	U16	DevHandle;                      /*0x00 */
 92	U8	MsgLength;                      /*0x02 */
 93	U8	Function;                       /*0x03 */
 94	U16	EncapsulatedCommandLength;      /*0x04 */
 95	U8	Reserved1;                      /*0x06 */
 96	U8	MsgFlags;                       /*0x07 */
 97	U8	VP_ID;                          /*0x08 */
 98	U8	VF_ID;                          /*0x09 */
 99	U16	Reserved2;                      /*0x0A */
100	U16	Reserved3;                      /*0x0C */
101	U16	IOCStatus;                      /*0x0E */
102	U32	IOCLogInfo;                     /*0x10 */
103	U16	ErrorResponseCount;             /*0x14 */
104	U16	Reserved4;                      /*0x16 */
105} MPI26_NVME_ENCAPSULATED_ERROR_REPLY,
106	*PTR_MPI26_NVME_ENCAPSULATED_ERROR_REPLY,
107	Mpi26NVMeEncapsulatedErrorReply_t,
108	*pMpi26NVMeEncapsulatedErrorReply_t;
109
110
111#endif