mpi2.h revision 5b5046010dc014958659914f953b1197da4054ac
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* If applicable, add the following below this CDDL HEADER, with the
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*/
/*
* Copyright (c) 2000 to 2009, LSI Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms of all code within
* this file that is exclusively owned by LSI, with or without
* modification, is permitted provided that, in addition to the CDDL 1.0
* License requirements, the following conditions are met:
*
* Neither the name of the author nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
/*
* Name: mpi2.h
* Title: MPI Message independent structures and definitions
* including System Interface Register Set and
* Creation Date: June 21, 2006
*
* mpi2.h Version: 02.00.11
*
* Version History
* ---------------
*
* Date Version Description
* -------- -------- ------------------------------------------------------
* 04-30-07 02.00.00 Corresponds to Fusion-MPT MPI Specification Rev A.
* 06-04-07 02.00.01 Bumped MPI2_HEADER_VERSION_UNIT.
* 06-26-07 02.00.02 Bumped MPI2_HEADER_VERSION_UNIT.
* 08-31-07 02.00.03 Bumped MPI2_HEADER_VERSION_UNIT.
* Moved ReplyPostHostIndex register to offset 0x6C of the
* MPI2_SYSTEM_INTERFACE_REGS and modified the define for
* MPI2_REPLY_POST_HOST_INDEX_OFFSET.
* Added union of request descriptors.
* Added union of reply descriptors.
* 10-31-07 02.00.04 Bumped MPI2_HEADER_VERSION_UNIT.
* Added define for MPI2_VERSION_02_00.
* Fixed the size of the FunctionDependent5 field in the
* MPI2_DEFAULT_REPLY structure.
* 12-18-07 02.00.05 Bumped MPI2_HEADER_VERSION_UNIT.
* Removed the MPI-defined Fault Codes and extended the
* product specific codes up to 0xEFFF.
* Added a sixth key value for the WriteSequence register
* and changed the flush value to 0x0.
* Added message function codes for Diagnostic Buffer Post
* and Diagnsotic Release.
* New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
* Moved MPI2_VERSION_UNION from mpi2_ioc.h.
* 02-29-08 02.00.06 Bumped MPI2_HEADER_VERSION_UNIT.
* 03-03-08 02.00.07 Bumped MPI2_HEADER_VERSION_UNIT.
* 05-21-08 02.00.08 Bumped MPI2_HEADER_VERSION_UNIT.
* Added #defines for marking a reply descriptor as unused.
* 06-27-08 02.00.09 Bumped MPI2_HEADER_VERSION_UNIT.
* 10-02-08 02.00.10 Bumped MPI2_HEADER_VERSION_UNIT.
* Moved LUN field defines from mpi2_init.h.
* 01-19-09 02.00.11 Bumped MPI2_HEADER_VERSION_UNIT.
* --------------------------------------------------------------------------
*/
#ifndef MPI2_H
#define MPI2_H
/*****************************************************************************
*
* MPI Version Definitions
*
*****************************************************************************/
#define MPI2_VERSION_MAJOR (0x02)
#define MPI2_VERSION_MINOR (0x00)
#define MPI2_VERSION_MAJOR_MASK (0xFF00)
#define MPI2_VERSION_MAJOR_SHIFT (8)
#define MPI2_VERSION_MINOR_MASK (0x00FF)
#define MPI2_VERSION_MINOR_SHIFT (0)
#define MPI2_VERSION_02_00 (0x0200)
/* versioning for this MPI header set */
#define MPI2_HEADER_VERSION_UNIT (0x0B)
#define MPI2_HEADER_VERSION_DEV (0x00)
#define MPI2_HEADER_VERSION_UNIT_MASK (0xFF00)
#define MPI2_HEADER_VERSION_UNIT_SHIFT (8)
#define MPI2_HEADER_VERSION_DEV_MASK (0x00FF)
#define MPI2_HEADER_VERSION_DEV_SHIFT (0)
/*****************************************************************************
*
* IOC State Definitions
*
*****************************************************************************/
#define MPI2_IOC_STATE_RESET (0x00000000)
#define MPI2_IOC_STATE_READY (0x10000000)
#define MPI2_IOC_STATE_OPERATIONAL (0x20000000)
#define MPI2_IOC_STATE_FAULT (0x40000000)
#define MPI2_IOC_STATE_MASK (0xF0000000)
#define MPI2_IOC_STATE_SHIFT (28)
/* Fault state range for prodcut specific codes */
#define MPI2_FAULT_PRODUCT_SPECIFIC_MIN (0x0000)
#define MPI2_FAULT_PRODUCT_SPECIFIC_MAX (0xEFFF)
/*****************************************************************************
*
* System Interface Register Definitions
*
*****************************************************************************/
typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
{
/*
* Defines for working with the Doorbell register.
*/
#define MPI2_DOORBELL_OFFSET (0x00000000)
/* IOC --> System values */
#define MPI2_DOORBELL_USED (0x08000000)
#define MPI2_DOORBELL_WHO_INIT_MASK (0x07000000)
#define MPI2_DOORBELL_WHO_INIT_SHIFT (24)
#define MPI2_DOORBELL_FAULT_CODE_MASK (0x0000FFFF)
#define MPI2_DOORBELL_DATA_MASK (0x0000FFFF)
/* System --> IOC values */
#define MPI2_DOORBELL_FUNCTION_MASK (0xFF000000)
#define MPI2_DOORBELL_FUNCTION_SHIFT (24)
#define MPI2_DOORBELL_ADD_DWORDS_MASK (0x00FF0000)
#define MPI2_DOORBELL_ADD_DWORDS_SHIFT (16)
/*
* Defines for the WriteSequence register
*/
#define MPI2_WRITE_SEQUENCE_OFFSET (0x00000004)
#define MPI2_WRSEQ_KEY_VALUE_MASK (0x0000000F)
#define MPI2_WRSEQ_FLUSH_KEY_VALUE (0x0)
#define MPI2_WRSEQ_1ST_KEY_VALUE (0xF)
#define MPI2_WRSEQ_2ND_KEY_VALUE (0x4)
#define MPI2_WRSEQ_3RD_KEY_VALUE (0xB)
#define MPI2_WRSEQ_4TH_KEY_VALUE (0x2)
#define MPI2_WRSEQ_5TH_KEY_VALUE (0x7)
#define MPI2_WRSEQ_6TH_KEY_VALUE (0xD)
/*
* Defines for the HostDiagnostic register
*/
#define MPI2_HOST_DIAGNOSTIC_OFFSET (0x00000008)
#define MPI2_DIAG_BOOT_DEVICE_SELECT_MASK (0x00001800)
#define MPI2_DIAG_BOOT_DEVICE_SELECT_DEFAULT (0x00000000)
#define MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW (0x00000800)
#define MPI2_DIAG_CLEAR_FLASH_BAD_SIG (0x00000400)
#define MPI2_DIAG_FORCE_HCB_ON_RESET (0x00000200)
#define MPI2_DIAG_HCB_MODE (0x00000100)
#define MPI2_DIAG_DIAG_WRITE_ENABLE (0x00000080)
#define MPI2_DIAG_FLASH_BAD_SIG (0x00000040)
#define MPI2_DIAG_RESET_HISTORY (0x00000020)
#define MPI2_DIAG_DIAG_RW_ENABLE (0x00000010)
#define MPI2_DIAG_RESET_ADAPTER (0x00000004)
#define MPI2_DIAG_HOLD_IOC_RESET (0x00000002)
/*
* Offsets for DiagRWData and address
*/
#define MPI2_DIAG_RW_DATA_OFFSET (0x00000010)
#define MPI2_DIAG_RW_ADDRESS_LOW_OFFSET (0x00000014)
#define MPI2_DIAG_RW_ADDRESS_HIGH_OFFSET (0x00000018)
/*
* Defines for the HostInterruptStatus register
*/
#define MPI2_HOST_INTERRUPT_STATUS_OFFSET (0x00000030)
#define MPI2_HIS_SYS2IOC_DB_STATUS (0x80000000)
#define MPI2_HIS_RESET_IRQ_STATUS (0x40000000)
#define MPI2_HIS_REPLY_DESCRIPTOR_INTERRUPT (0x00000008)
#define MPI2_HIS_IOC2SYS_DB_STATUS (0x00000001)
/*
* Defines for the HostInterruptMask register
*/
#define MPI2_HOST_INTERRUPT_MASK_OFFSET (0x00000034)
#define MPI2_HIM_RESET_IRQ_MASK (0x40000000)
#define MPI2_HIM_REPLY_INT_MASK (0x00000008)
#define MPI2_HIM_RIM MPI2_HIM_REPLY_INT_MASK
#define MPI2_HIM_IOC2SYS_DB_MASK (0x00000001)
#define MPI2_HIM_DIM MPI2_HIM_IOC2SYS_DB_MASK
/*
* Offsets for DCRData and address
*/
#define MPI2_DCR_DATA_OFFSET (0x00000038)
#define MPI2_DCR_ADDRESS_OFFSET (0x0000003C)
/*
* Offset for the Reply Free Queue
*/
#define MPI2_REPLY_FREE_HOST_INDEX_OFFSET (0x00000048)
/*
* Offset for the Reply Descriptor Post Queue
*/
#define MPI2_REPLY_POST_HOST_INDEX_OFFSET (0x0000006C)
/*
* Defines for the HCBSize and address
*/
#define MPI2_HCB_SIZE_OFFSET (0x00000074)
#define MPI2_HCB_SIZE_SIZE_MASK (0xFFFFF000)
#define MPI2_HCB_SIZE_HCB_ENABLE (0x00000001)
#define MPI2_HCB_ADDRESS_LOW_OFFSET (0x00000078)
#define MPI2_HCB_ADDRESS_HIGH_OFFSET (0x0000007C)
/*
* Offsets for the Request Queue
*/
#define MPI2_REQUEST_DESCRIPTOR_POST_LOW_OFFSET (0x000000C0)
#define MPI2_REQUEST_DESCRIPTOR_POST_HIGH_OFFSET (0x000000C4)
/*****************************************************************************
*
* Message Descriptors
*
*****************************************************************************/
/* Request Descriptors */
/* Default Request Descriptor */
typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
{
/* defines for the RequestFlags field */
#define MPI2_REQ_DESCRIPT_FLAGS_TYPE_MASK (0x0E)
#define MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO (0x00)
#define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET (0x02)
#define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY (0x06)
#define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE (0x08)
#define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
/* High Priority Request Descriptor */
typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
{
/* SCSI IO Request Descriptor */
typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
{
/* SCSI Target Request Descriptor */
typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
{
/* union of Request Descriptors */
typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
{
/* Reply Descriptors */
/* Default Reply Descriptor */
typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
{
/* defines for the ReplyFlags field */
#define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK (0x0F)
#define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS (0x00)
#define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY (0x01)
#define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS (0x02)
#define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER (0x03)
#define MPI2_RPY_DESCRIPT_FLAGS_UNUSED (0x0F)
/* values for marking a reply descriptor as unused */
#define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK (0xFFFFFFFF)
#define MPI2_RPY_DESCRIPT_UNUSED_WORD1_MARK (0xFFFFFFFF)
/* Address Reply Descriptor */
typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
{
#define MPI2_ADDRESS_REPLY_SMID_INVALID (0x00)
/* SCSI IO Success Reply Descriptor */
typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
{
/* TargetAssist Success Reply Descriptor */
typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
{
/* Target Command Buffer Reply Descriptor */
typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
{
/* defines for Flags field */
#define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK (0x3F)
/* union of Reply Descriptors */
typedef union _MPI2_REPLY_DESCRIPTORS_UNION
{
/*****************************************************************************
*
* Message Functions
* 0x80 -> 0x8F reserved for private message use per product
*
*
*****************************************************************************/
/* Doorbell functions */
#define MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET (0x40)
/* #define MPI2_FUNCTION_IO_UNIT_RESET (0x41) */
#define MPI2_FUNCTION_HANDSHAKE (0x42)
/*****************************************************************************
*
* IOC Status Values
*
*****************************************************************************/
/* mask for IOCStatus status value */
#define MPI2_IOCSTATUS_MASK (0x7FFF)
/****************************************************************************
* Common IOCStatus values for all replies
****************************************************************************/
#define MPI2_IOCSTATUS_SUCCESS (0x0000)
#define MPI2_IOCSTATUS_INVALID_FUNCTION (0x0001)
#define MPI2_IOCSTATUS_BUSY (0x0002)
#define MPI2_IOCSTATUS_INVALID_SGL (0x0003)
#define MPI2_IOCSTATUS_INTERNAL_ERROR (0x0004)
#define MPI2_IOCSTATUS_INVALID_VPID (0x0005)
#define MPI2_IOCSTATUS_INSUFFICIENT_RESOURCES (0x0006)
#define MPI2_IOCSTATUS_INVALID_FIELD (0x0007)
#define MPI2_IOCSTATUS_INVALID_STATE (0x0008)
#define MPI2_IOCSTATUS_OP_STATE_NOT_SUPPORTED (0x0009)
/****************************************************************************
* Config IOCStatus values
****************************************************************************/
#define MPI2_IOCSTATUS_CONFIG_INVALID_ACTION (0x0020)
#define MPI2_IOCSTATUS_CONFIG_INVALID_TYPE (0x0021)
#define MPI2_IOCSTATUS_CONFIG_INVALID_PAGE (0x0022)
#define MPI2_IOCSTATUS_CONFIG_INVALID_DATA (0x0023)
#define MPI2_IOCSTATUS_CONFIG_NO_DEFAULTS (0x0024)
#define MPI2_IOCSTATUS_CONFIG_CANT_COMMIT (0x0025)
/****************************************************************************
* SCSI IO Reply
****************************************************************************/
#define MPI2_IOCSTATUS_SCSI_RECOVERED_ERROR (0x0040)
#define MPI2_IOCSTATUS_SCSI_INVALID_DEVHANDLE (0x0042)
#define MPI2_IOCSTATUS_SCSI_DEVICE_NOT_THERE (0x0043)
#define MPI2_IOCSTATUS_SCSI_DATA_OVERRUN (0x0044)
#define MPI2_IOCSTATUS_SCSI_DATA_UNDERRUN (0x0045)
#define MPI2_IOCSTATUS_SCSI_IO_DATA_ERROR (0x0046)
#define MPI2_IOCSTATUS_SCSI_PROTOCOL_ERROR (0x0047)
#define MPI2_IOCSTATUS_SCSI_TASK_TERMINATED (0x0048)
#define MPI2_IOCSTATUS_SCSI_RESIDUAL_MISMATCH (0x0049)
#define MPI2_IOCSTATUS_SCSI_TASK_MGMT_FAILED (0x004A)
#define MPI2_IOCSTATUS_SCSI_IOC_TERMINATED (0x004B)
#define MPI2_IOCSTATUS_SCSI_EXT_TERMINATED (0x004C)
/****************************************************************************
* For use by SCSI Initiator and SCSI Target end-to-end data protection
****************************************************************************/
#define MPI2_IOCSTATUS_EEDP_GUARD_ERROR (0x004D)
#define MPI2_IOCSTATUS_EEDP_REF_TAG_ERROR (0x004E)
#define MPI2_IOCSTATUS_EEDP_APP_TAG_ERROR (0x004F)
/****************************************************************************
* SCSI Target values
****************************************************************************/
#define MPI2_IOCSTATUS_TARGET_INVALID_IO_INDEX (0x0062)
#define MPI2_IOCSTATUS_TARGET_ABORTED (0x0063)
#define MPI2_IOCSTATUS_TARGET_NO_CONN_RETRYABLE (0x0064)
#define MPI2_IOCSTATUS_TARGET_NO_CONNECTION (0x0065)
#define MPI2_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH (0x006A)
#define MPI2_IOCSTATUS_TARGET_DATA_OFFSET_ERROR (0x006D)
#define MPI2_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA (0x006E)
#define MPI2_IOCSTATUS_TARGET_IU_TOO_SHORT (0x006F)
#define MPI2_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT (0x0070)
#define MPI2_IOCSTATUS_TARGET_NAK_RECEIVED (0x0071)
/****************************************************************************
* Serial Attached SCSI values
****************************************************************************/
#define MPI2_IOCSTATUS_SAS_SMP_REQUEST_FAILED (0x0090)
#define MPI2_IOCSTATUS_SAS_SMP_DATA_OVERRUN (0x0091)
/****************************************************************************
* Diagnostic Buffer Post / Diagnostic Release values
****************************************************************************/
#define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED (0x00A0)
/****************************************************************************
* IOCStatus flag to indicate that log info is available
****************************************************************************/
#define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE (0x8000)
/****************************************************************************
* IOCLogInfo Types
****************************************************************************/
#define MPI2_IOCLOGINFO_TYPE_MASK (0xF0000000)
#define MPI2_IOCLOGINFO_TYPE_SHIFT (28)
#define MPI2_IOCLOGINFO_TYPE_NONE (0x0)
#define MPI2_IOCLOGINFO_TYPE_SCSI (0x1)
#define MPI2_IOCLOGINFO_TYPE_FC (0x2)
#define MPI2_IOCLOGINFO_TYPE_SAS (0x3)
#define MPI2_IOCLOGINFO_TYPE_ISCSI (0x4)
#define MPI2_IOCLOGINFO_LOG_DATA_MASK (0x0FFFFFFF)
/*****************************************************************************
*
* Standard Message Structures
*
*****************************************************************************/
/****************************************************************************
* Request Message Header for all request messages
****************************************************************************/
typedef struct _MPI2_REQUEST_HEADER
{
/****************************************************************************
* Default Reply
****************************************************************************/
typedef struct _MPI2_DEFAULT_REPLY
{
typedef struct _MPI2_VERSION_STRUCT
{
typedef union _MPI2_VERSION_UNION
{
/* LUN field defines, common to many structures */
#define MPI2_LUN_FIRST_LEVEL_ADDRESSING (0x0000FFFF)
#define MPI2_LUN_SECOND_LEVEL_ADDRESSING (0xFFFF0000)
#define MPI2_LUN_THIRD_LEVEL_ADDRESSING (0x0000FFFF)
#define MPI2_LUN_FOURTH_LEVEL_ADDRESSING (0xFFFF0000)
#define MPI2_LUN_LEVEL_1_WORD (0xFF00)
#define MPI2_LUN_LEVEL_1_DWORD (0x0000FF00)
/*****************************************************************************
*
* Fusion-MPT MPI Scatter Gather Elements
*
*****************************************************************************/
/****************************************************************************
* MPI Simple Element structures
****************************************************************************/
typedef struct _MPI2_SGE_SIMPLE32
{
typedef struct _MPI2_SGE_SIMPLE64
{
typedef struct _MPI2_SGE_SIMPLE_UNION
{
union
{
} u;
/****************************************************************************
* MPI Chain Element structures
****************************************************************************/
typedef struct _MPI2_SGE_CHAIN32
{
typedef struct _MPI2_SGE_CHAIN64
{
typedef struct _MPI2_SGE_CHAIN_UNION
{
union
{
} u;
/****************************************************************************
* MPI Transaction Context Element structures
****************************************************************************/
typedef struct _MPI2_SGE_TRANSACTION32
{
typedef struct _MPI2_SGE_TRANSACTION64
{
typedef struct _MPI2_SGE_TRANSACTION96
{
typedef struct _MPI2_SGE_TRANSACTION128
{
typedef struct _MPI2_SGE_TRANSACTION_UNION
{
union
{
} u;
/****************************************************************************
* MPI SGE union for IO SGL's
****************************************************************************/
typedef struct _MPI2_MPI_SGE_IO_UNION
{
union
{
} u;
/****************************************************************************
* MPI SGE union for SGL's with Simple and Transaction elements
****************************************************************************/
typedef struct _MPI2_SGE_TRANS_SIMPLE_UNION
{
union
{
} u;
/****************************************************************************
* All MPI SGE types union
****************************************************************************/
typedef struct _MPI2_MPI_SGE_UNION
{
union
{
} u;
/****************************************************************************
* MPI SGE field definition and masks
****************************************************************************/
/* Flags field bit definitions */
#define MPI2_SGE_FLAGS_LAST_ELEMENT (0x80)
#define MPI2_SGE_FLAGS_END_OF_BUFFER (0x40)
#define MPI2_SGE_FLAGS_ELEMENT_TYPE_MASK (0x30)
#define MPI2_SGE_FLAGS_LOCAL_ADDRESS (0x08)
#define MPI2_SGE_FLAGS_DIRECTION (0x04)
#define MPI2_SGE_FLAGS_ADDRESS_SIZE (0x02)
#define MPI2_SGE_FLAGS_END_OF_LIST (0x01)
#define MPI2_SGE_FLAGS_SHIFT (24)
#define MPI2_SGE_LENGTH_MASK (0x00FFFFFF)
#define MPI2_SGE_CHAIN_LENGTH_MASK (0x0000FFFF)
/* Element Type */
#define MPI2_SGE_FLAGS_TRANSACTION_ELEMENT (0x00)
#define MPI2_SGE_FLAGS_SIMPLE_ELEMENT (0x10)
#define MPI2_SGE_FLAGS_CHAIN_ELEMENT (0x30)
#define MPI2_SGE_FLAGS_ELEMENT_MASK (0x30)
/* Address location */
#define MPI2_SGE_FLAGS_SYSTEM_ADDRESS (0x00)
/* Direction */
#define MPI2_SGE_FLAGS_IOC_TO_HOST (0x00)
#define MPI2_SGE_FLAGS_HOST_TO_IOC (0x04)
/* Address Size */
#define MPI2_SGE_FLAGS_32_BIT_ADDRESSING (0x00)
#define MPI2_SGE_FLAGS_64_BIT_ADDRESSING (0x02)
/* Context Size */
#define MPI2_SGE_FLAGS_32_BIT_CONTEXT (0x00)
#define MPI2_SGE_FLAGS_64_BIT_CONTEXT (0x02)
#define MPI2_SGE_FLAGS_96_BIT_CONTEXT (0x04)
#define MPI2_SGE_FLAGS_128_BIT_CONTEXT (0x06)
#define MPI2_SGE_CHAIN_OFFSET_MASK (0x00FF0000)
#define MPI2_SGE_CHAIN_OFFSET_SHIFT (16)
/****************************************************************************
* MPI SGE operation Macros
****************************************************************************/
/* SIMPLE FlagsLength manipulations... */
#define MPI2_SGE_LENGTH(f) ((f) & MPI2_SGE_LENGTH_MASK)
#define MPI2_SGE_CHAIN_LENGTH(f) ((f) & MPI2_SGE_CHAIN_LENGTH_MASK)
/* CAUTION - The following are READ-MODIFY-WRITE! */
/*****************************************************************************
*
* Fusion-MPT IEEE Scatter Gather Elements
*
*****************************************************************************/
/****************************************************************************
* IEEE Simple Element structures
****************************************************************************/
typedef struct _MPI2_IEEE_SGE_SIMPLE32
{
typedef struct _MPI2_IEEE_SGE_SIMPLE64
{
typedef union _MPI2_IEEE_SGE_SIMPLE_UNION
{
/****************************************************************************
* IEEE Chain Element structures
****************************************************************************/
typedef union _MPI2_IEEE_SGE_CHAIN_UNION
{
/****************************************************************************
* All IEEE SGE types union
****************************************************************************/
typedef struct _MPI2_IEEE_SGE_UNION
{
union
{
} u;
/****************************************************************************
* IEEE SGE field definitions and masks
****************************************************************************/
/* Flags field bit definitions */
#define MPI2_IEEE_SGE_FLAGS_ELEMENT_TYPE_MASK (0x80)
#define MPI2_IEEE32_SGE_FLAGS_SHIFT (24)
#define MPI2_IEEE32_SGE_LENGTH_MASK (0x00FFFFFF)
/* Element Type */
#define MPI2_IEEE_SGE_FLAGS_SIMPLE_ELEMENT (0x00)
#define MPI2_IEEE_SGE_FLAGS_CHAIN_ELEMENT (0x80)
/* Data Location Address Space */
#define MPI2_IEEE_SGE_FLAGS_ADDR_MASK (0x03)
#define MPI2_IEEE_SGE_FLAGS_SYSTEM_ADDR (0x00)
#define MPI2_IEEE_SGE_FLAGS_IOCDDR_ADDR (0x01)
#define MPI2_IEEE_SGE_FLAGS_IOCPLB_ADDR (0x02)
#define MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR (0x03)
/****************************************************************************
* IEEE SGE operation Macros
****************************************************************************/
/* SIMPLE FlagsLength manipulations... */
#define MPI2_IEEE32_SGE_GET_FLAGS(f) (((f) & ~MPI2_IEEE32_SGE_LENGTH_MASK) >> MPI2_IEEE32_SGE_FLAGS_SHIFT)
#define MPI2_IEEE32_SGE_LENGTH(f) ((f) & MPI2_IEEE32_SGE_LENGTH_MASK)
#define MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f, l) (MPI2_IEEE32_SGE_SET_FLAGS(f) | MPI2_IEEE32_SGE_LENGTH(l))
#define MPI2_IEEE32_pSGE_SET_FLAGS_LENGTH(psg,f,l) (psg)->FlagsLength = MPI2_IEEE32_SGE_SET_FLAGS_LENGTH(f,l)
/* CAUTION - The following are READ-MODIFY-WRITE! */
/*****************************************************************************
*
*
*****************************************************************************/
typedef union _MPI2_SIMPLE_SGE_UNION
{
typedef union _MPI2_SGE_IO_UNION
{
/****************************************************************************
*
* Values for SGLFlags field, used in many request messages with an SGL
*
****************************************************************************/
/* values for MPI SGL Data Location Address Space subfield */
#define MPI2_SGLFLAGS_ADDRESS_SPACE_MASK (0x0C)
#define MPI2_SGLFLAGS_SYSTEM_ADDRESS_SPACE (0x00)
#define MPI2_SGLFLAGS_IOCDDR_ADDRESS_SPACE (0x04)
#define MPI2_SGLFLAGS_IOCPLB_ADDRESS_SPACE (0x08)
#define MPI2_SGLFLAGS_IOCPLBNTA_ADDRESS_SPACE (0x0C)
/* values for SGL Type subfield */
#define MPI2_SGLFLAGS_SGL_TYPE_MASK (0x03)
#define MPI2_SGLFLAGS_SGL_TYPE_MPI (0x00)
#define MPI2_SGLFLAGS_SGL_TYPE_IEEE32 (0x01)
#define MPI2_SGLFLAGS_SGL_TYPE_IEEE64 (0x02)
#endif