The Design and Implementation of the FreeBSD Operating System, Second Edition
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sys/dev/mpt/mpilib/mpi_targ.h

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    1 /* $FreeBSD$ */
    2 /*-
    3  * SPDX-License-Identifier: BSD-3-Clause
    4  *
    5  * Copyright (c) 2000-2010, LSI Logic Corporation and its contributors.
    6  * All rights reserved.
    7  * 
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions are
   10  * met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
   14  *    substantially similar to the "NO WARRANTY" disclaimer below
   15  *    ("Disclaimer") and any redistribution must be conditioned upon including
   16  *    a substantially similar Disclaimer requirement for further binary
   17  *    redistribution.
   18  * 3. Neither the name of the LSI Logic Corporation nor the names of its
   19  *    contributors may be used to endorse or promote products derived from
   20  *    this software without specific prior written permission.
   21  * 
   22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
   32  * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   33  *
   34  *           Name:  mpi_targ.h
   35  *          Title:  MPI Target mode messages and structures
   36  *  Creation Date:  June 22, 2000
   37  *
   38  *    mpi_targ.h Version:  01.05.06
   39  *
   40  *  Version History
   41  *  ---------------
   42  *
   43  *  Date      Version   Description
   44  *  --------  --------  ------------------------------------------------------
   45  *  05-08-00  00.10.01  Original release for 0.10 spec dated 4/26/2000.
   46  *  06-06-00  01.00.01  Update version number for 1.0 release.
   47  *  06-22-00  01.00.02  Added _MSG_TARGET_CMD_BUFFER_POST_REPLY structure.
   48  *                      Corrected DECSRIPTOR typo to DESCRIPTOR.
   49  *  11-02-00  01.01.01  Original release for post 1.0 work
   50  *                      Modified target mode to use IoIndex instead of
   51  *                      HostIndex and IocIndex. Added Alias.
   52  *  01-09-01  01.01.02  Added defines for TARGET_ASSIST_FLAGS_REPOST_CMD_BUFFER
   53  *                      and TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER.
   54  *  02-20-01  01.01.03  Started using MPI_POINTER.
   55  *                      Added structures for MPI_TARGET_SCSI_SPI_CMD_BUFFER and
   56  *                      MPI_TARGET_FCP_CMD_BUFFER.
   57  *  03-27-01  01.01.04  Added structure offset comments.
   58  *  08-08-01  01.02.01  Original release for v1.2 work.
   59  *  09-28-01  01.02.02  Added structure for MPI_TARGET_SCSI_SPI_STATUS_IU.
   60  *                      Added PriorityReason field to some replies and
   61  *                      defined more PriorityReason codes.
   62  *                      Added some defines for to support previous version
   63  *                      of MPI.
   64  *  10-04-01  01.02.03  Added PriorityReason to MSG_TARGET_ERROR_REPLY.
   65  *  11-01-01  01.02.04  Added define for TARGET_STATUS_SEND_FLAGS_HIGH_PRIORITY.
   66  *  03-14-02  01.02.05  Modified MPI_TARGET_FCP_RSP_BUFFER to get the proper
   67  *                      byte ordering.
   68  *  05-31-02  01.02.06  Modified TARGET_MODE_REPLY_ALIAS_MASK to only include
   69  *                      one bit.
   70  *                      Added AliasIndex field to MPI_TARGET_FCP_CMD_BUFFER.
   71  *  09-16-02  01.02.07  Added flags for confirmed completion.
   72  *                      Added PRIORITY_REASON_TARGET_BUSY.
   73  *  11-15-02  01.02.08  Added AliasID field to MPI_TARGET_SCSI_SPI_CMD_BUFFER.
   74  *  04-01-03  01.02.09  Added OptionalOxid field to MPI_TARGET_FCP_CMD_BUFFER.
   75  *  05-11-04  01.03.01  Original release for MPI v1.3.
   76  *  08-19-04  01.05.01  Added new request message structures for
   77  *                      MSG_TARGET_CMD_BUF_POST_BASE_REQUEST,
   78  *                      MSG_TARGET_CMD_BUF_POST_LIST_REQUEST, and
   79  *                      MSG_TARGET_ASSIST_EXT_REQUEST.
   80  *                      Added new structures for SAS SSP Command buffer, SSP
   81  *                      Task buffer, and SSP Status IU.
   82  *  10-05-04  01.05.02  MSG_TARGET_CMD_BUFFER_POST_BASE_LIST_REPLY added.
   83  *  02-22-05  01.05.03  Changed a comment.
   84  *  03-11-05  01.05.04  Removed TargetAssistExtended Request.
   85  *  06-24-05  01.05.05  Added TargetAssistExtended structures and defines.
   86  *  03-27-06  01.05.06  Added a comment.
   87  *  --------------------------------------------------------------------------
   88  */
   89 
   90 #ifndef MPI_TARG_H
   91 #define MPI_TARG_H
   92 
   93 /******************************************************************************
   94 *
   95 *        S C S I    T a r g e t    M e s s a g e s
   96 *
   97 *******************************************************************************/
   98 
   99 typedef struct _CMD_BUFFER_DESCRIPTOR
  100 {
  101     U16                     IoIndex;                    /* 00h */
  102     U16                     Reserved;                   /* 02h */
  103     union                                               /* 04h */
  104     {
  105         U32                 PhysicalAddress32;
  106         U64                 PhysicalAddress64;
  107     } u;
  108 } CMD_BUFFER_DESCRIPTOR, MPI_POINTER PTR_CMD_BUFFER_DESCRIPTOR,
  109   CmdBufferDescriptor_t, MPI_POINTER pCmdBufferDescriptor_t;
  110 
  111 /****************************************************************************/
  112 /* Target Command Buffer Post Request                                       */
  113 /****************************************************************************/
  114 
  115 typedef struct _MSG_TARGET_CMD_BUFFER_POST_REQUEST
  116 {
  117     U8                      BufferPostFlags;            /* 00h */
  118     U8                      BufferCount;                /* 01h */
  119     U8                      ChainOffset;                /* 02h */
  120     U8                      Function;                   /* 03h */
  121     U8                      BufferLength;               /* 04h */
  122     U8                      Reserved;                   /* 05h */
  123     U8                      Reserved1;                  /* 06h */
  124     U8                      MsgFlags;                   /* 07h */
  125     U32                     MsgContext;                 /* 08h */
  126     CMD_BUFFER_DESCRIPTOR   Buffer[1];                  /* 0Ch */
  127 } MSG_TARGET_CMD_BUFFER_POST_REQUEST, MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_REQUEST,
  128   TargetCmdBufferPostRequest_t, MPI_POINTER pTargetCmdBufferPostRequest_t;
  129 
  130 #define CMD_BUFFER_POST_FLAGS_PORT_MASK         (0x01)
  131 #define CMD_BUFFER_POST_FLAGS_ADDR_MODE_MASK    (0x80)
  132 #define CMD_BUFFER_POST_FLAGS_ADDR_MODE_32      (0)
  133 #define CMD_BUFFER_POST_FLAGS_ADDR_MODE_64      (1)
  134 #define CMD_BUFFER_POST_FLAGS_64_BIT_ADDR       (0x80)
  135 
  136 #define CMD_BUFFER_POST_IO_INDEX_MASK           (0x00003FFF)
  137 #define CMD_BUFFER_POST_IO_INDEX_MASK_0100      (0x000003FF) /* obsolete */
  138 
  139 typedef struct _MSG_TARGET_CMD_BUFFER_POST_REPLY
  140 {
  141     U8                      BufferPostFlags;            /* 00h */
  142     U8                      BufferCount;                /* 01h */
  143     U8                      MsgLength;                  /* 02h */
  144     U8                      Function;                   /* 03h */
  145     U8                      BufferLength;               /* 04h */
  146     U8                      Reserved;                   /* 05h */
  147     U8                      Reserved1;                  /* 06h */
  148     U8                      MsgFlags;                   /* 07h */
  149     U32                     MsgContext;                 /* 08h */
  150     U16                     Reserved2;                  /* 0Ch */
  151     U16                     IOCStatus;                  /* 0Eh */
  152     U32                     IOCLogInfo;                 /* 10h */
  153 } MSG_TARGET_CMD_BUFFER_POST_REPLY, MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_REPLY,
  154   TargetCmdBufferPostReply_t, MPI_POINTER pTargetCmdBufferPostReply_t;
  155 
  156 /* the following structure is obsolete as of MPI v1.2 */
  157 typedef struct _MSG_PRIORITY_CMD_RECEIVED_REPLY
  158 {
  159     U16                     Reserved;                   /* 00h */
  160     U8                      MsgLength;                  /* 02h */
  161     U8                      Function;                   /* 03h */
  162     U16                     Reserved1;                  /* 04h */
  163     U8                      Reserved2;                  /* 06h */
  164     U8                      MsgFlags;                   /* 07h */
  165     U32                     MsgContext;                 /* 08h */
  166     U8                      PriorityReason;             /* 0Ch */
  167     U8                      Reserved3;                  /* 0Dh */
  168     U16                     IOCStatus;                  /* 0Eh */
  169     U32                     IOCLogInfo;                 /* 10h */
  170     U32                     ReplyWord;                  /* 14h */
  171 } MSG_PRIORITY_CMD_RECEIVED_REPLY, MPI_POINTER PTR_MSG_PRIORITY_CMD_RECEIVED_REPLY,
  172   PriorityCommandReceivedReply_t, MPI_POINTER pPriorityCommandReceivedReply_t;
  173 
  174 typedef struct _MSG_TARGET_CMD_BUFFER_POST_ERROR_REPLY
  175 {
  176     U16                     Reserved;                   /* 00h */
  177     U8                      MsgLength;                  /* 02h */
  178     U8                      Function;                   /* 03h */
  179     U16                     Reserved1;                  /* 04h */
  180     U8                      Reserved2;                  /* 06h */
  181     U8                      MsgFlags;                   /* 07h */
  182     U32                     MsgContext;                 /* 08h */
  183     U8                      PriorityReason;             /* 0Ch */
  184     U8                      Reserved3;                  /* 0Dh */
  185     U16                     IOCStatus;                  /* 0Eh */
  186     U32                     IOCLogInfo;                 /* 10h */
  187     U32                     ReplyWord;                  /* 14h */
  188 } MSG_TARGET_CMD_BUFFER_POST_ERROR_REPLY,
  189   MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_ERROR_REPLY,
  190   TargetCmdBufferPostErrorReply_t, MPI_POINTER pTargetCmdBufferPostErrorReply_t;
  191 
  192 #define PRIORITY_REASON_NO_DISCONNECT           (0x00)
  193 #define PRIORITY_REASON_SCSI_TASK_MANAGEMENT    (0x01)
  194 #define PRIORITY_REASON_CMD_PARITY_ERR          (0x02)
  195 #define PRIORITY_REASON_MSG_OUT_PARITY_ERR      (0x03)
  196 #define PRIORITY_REASON_LQ_CRC_ERR              (0x04)
  197 #define PRIORITY_REASON_CMD_CRC_ERR             (0x05)
  198 #define PRIORITY_REASON_PROTOCOL_ERR            (0x06)
  199 #define PRIORITY_REASON_DATA_OUT_PARITY_ERR     (0x07)
  200 #define PRIORITY_REASON_DATA_OUT_CRC_ERR        (0x08)
  201 #define PRIORITY_REASON_TARGET_BUSY             (0x09)
  202 #define PRIORITY_REASON_UNKNOWN                 (0xFF)
  203 
  204 /****************************************************************************/
  205 /* Target Command Buffer Post Base Request                                  */
  206 /****************************************************************************/
  207 
  208 typedef struct _MSG_TARGET_CMD_BUF_POST_BASE_REQUEST
  209 {
  210     U8                      BufferPostFlags;            /* 00h */
  211     U8                      PortNumber;                 /* 01h */
  212     U8                      ChainOffset;                /* 02h */
  213     U8                      Function;                   /* 03h */
  214     U16                     TotalCmdBuffers;            /* 04h */
  215     U8                      Reserved;                   /* 06h */
  216     U8                      MsgFlags;                   /* 07h */
  217     U32                     MsgContext;                 /* 08h */
  218     U32                     Reserved1;                  /* 0Ch */
  219     U16                     CmdBufferLength;            /* 10h */
  220     U16                     NextCmdBufferOffset;        /* 12h */
  221     U32                     BaseAddressLow;             /* 14h */
  222     U32                     BaseAddressHigh;            /* 18h */
  223 } MSG_TARGET_CMD_BUF_POST_BASE_REQUEST,
  224   MPI_POINTER PTR__MSG_TARGET_CMD_BUF_POST_BASE_REQUEST,
  225   TargetCmdBufferPostBaseRequest_t,
  226   MPI_POINTER pTargetCmdBufferPostBaseRequest_t;
  227 
  228 #define CMD_BUFFER_POST_BASE_FLAGS_AUTO_POST_ALL    (0x01)
  229 
  230 typedef struct _MSG_TARGET_CMD_BUFFER_POST_BASE_LIST_REPLY
  231 {
  232     U16                     Reserved;                   /* 00h */
  233     U8                      MsgLength;                  /* 02h */
  234     U8                      Function;                   /* 03h */
  235     U16                     Reserved1;                  /* 04h */
  236     U8                      Reserved2;                  /* 06h */
  237     U8                      MsgFlags;                   /* 07h */
  238     U32                     MsgContext;                 /* 08h */
  239     U16                     Reserved3;                  /* 0Ch */
  240     U16                     IOCStatus;                  /* 0Eh */
  241     U32                     IOCLogInfo;                 /* 10h */
  242 } MSG_TARGET_CMD_BUFFER_POST_BASE_LIST_REPLY,
  243   MPI_POINTER PTR_MSG_TARGET_CMD_BUFFER_POST_BASE_LIST_REPLY,
  244   TargetCmdBufferPostBaseListReply_t,
  245   MPI_POINTER pTargetCmdBufferPostBaseListReply_t;
  246 
  247 /****************************************************************************/
  248 /* Target Command Buffer Post List Request                                  */
  249 /****************************************************************************/
  250 
  251 typedef struct _MSG_TARGET_CMD_BUF_POST_LIST_REQUEST
  252 {
  253     U8                      Reserved;                   /* 00h */
  254     U8                      PortNumber;                 /* 01h */
  255     U8                      ChainOffset;                /* 02h */
  256     U8                      Function;                   /* 03h */
  257     U16                     CmdBufferCount;             /* 04h */
  258     U8                      Reserved1;                  /* 06h */
  259     U8                      MsgFlags;                   /* 07h */
  260     U32                     MsgContext;                 /* 08h */
  261     U32                     Reserved2;                  /* 0Ch */
  262     U16                     IoIndex[2];                 /* 10h */
  263 } MSG_TARGET_CMD_BUF_POST_LIST_REQUEST,
  264   MPI_POINTER PTR_MSG_TARGET_CMD_BUF_POST_LIST_REQUEST,
  265   TargetCmdBufferPostListRequest_t,
  266   MPI_POINTER pTargetCmdBufferPostListRequest_t;
  267 
  268 /****************************************************************************/
  269 /* Command Buffer Formats (with 16 byte CDB)                                */
  270 /****************************************************************************/
  271 
  272 typedef struct _MPI_TARGET_FCP_CMD_BUFFER
  273 {
  274     U8      FcpLun[8];                                  /* 00h */
  275     U8      FcpCntl[4];                                 /* 08h */
  276     U8      FcpCdb[16];                                 /* 0Ch */
  277     U32     FcpDl;                                      /* 1Ch */
  278     U8      AliasIndex;                                 /* 20h */
  279     U8      Reserved1;                                  /* 21h */
  280     U16     OptionalOxid;                               /* 22h */
  281 } MPI_TARGET_FCP_CMD_BUFFER, MPI_POINTER PTR_MPI_TARGET_FCP_CMD_BUFFER,
  282   MpiTargetFcpCmdBuffer, MPI_POINTER pMpiTargetFcpCmdBuffer;
  283 
  284 typedef struct _MPI_TARGET_SCSI_SPI_CMD_BUFFER
  285 {
  286     /* SPI L_Q information unit */
  287     U8      L_QType;                                    /* 00h */
  288     U8      Reserved;                                   /* 01h */
  289     U16     Tag;                                        /* 02h */
  290     U8      LogicalUnitNumber[8];                       /* 04h */
  291     U32     DataLength;                                 /* 0Ch */
  292     /* SPI command information unit */
  293     U8      ReservedFirstByteOfCommandIU;               /* 10h */
  294     U8      TaskAttribute;                              /* 11h */
  295     U8      TaskManagementFlags;                        /* 12h */
  296     U8      AdditionalCDBLength;                        /* 13h */
  297     U8      CDB[16];                                    /* 14h */
  298     /* Alias ID */
  299     U8      AliasID;                                    /* 24h */
  300     U8      Reserved1;                                  /* 25h */
  301     U16     Reserved2;                                  /* 26h */
  302 } MPI_TARGET_SCSI_SPI_CMD_BUFFER,
  303   MPI_POINTER PTR_MPI_TARGET_SCSI_SPI_CMD_BUFFER,
  304   MpiTargetScsiSpiCmdBuffer, MPI_POINTER pMpiTargetScsiSpiCmdBuffer;
  305 
  306 typedef struct _MPI_TARGET_SSP_CMD_BUFFER
  307 {
  308     U8      FrameType;                                  /* 00h */
  309     U8      Reserved1;                                  /* 01h */
  310     U16     Reserved2;                                  /* 02h */
  311     U16     InitiatorTag;                               /* 04h */
  312     U16     DevHandle;                                  /* 06h */
  313     /* COMMAND information unit starts here */
  314     U8      LogicalUnitNumber[8];                       /* 08h */
  315     U8      Reserved3;                                  /* 10h */
  316     U8      TaskAttribute; /* lower 3 bits */           /* 11h */
  317     U8      Reserved4;                                  /* 12h */
  318     U8      AdditionalCDBLength; /* upper 5 bits */     /* 13h */
  319     U8      CDB[16];                                    /* 14h */
  320     /* Additional CDB bytes extend past the CDB field */
  321 } MPI_TARGET_SSP_CMD_BUFFER, MPI_POINTER PTR_MPI_TARGET_SSP_CMD_BUFFER,
  322   MpiTargetSspCmdBuffer, MPI_POINTER pMpiTargetSspCmdBuffer;
  323 
  324 typedef struct _MPI_TARGET_SSP_TASK_BUFFER
  325 {
  326     U8      FrameType;                                  /* 00h */
  327     U8      Reserved1;                                  /* 01h */
  328     U16     Reserved2;                                  /* 02h */
  329     U16     InitiatorTag;                               /* 04h */
  330     U16     DevHandle;                                  /* 06h */
  331     /* TASK information unit starts here */
  332     U8      LogicalUnitNumber[8];                       /* 08h */
  333     U8      Reserved3;                                  /* 10h */
  334     U8      Reserved4;                                  /* 11h */
  335     U8      TaskManagementFunction;                     /* 12h */
  336     U8      Reserved5;                                  /* 13h */
  337     U16     ManagedTaskTag;                             /* 14h */
  338     U16     Reserved6;                                  /* 16h */
  339     U32     Reserved7;                                  /* 18h */
  340     U32     Reserved8;                                  /* 1Ch */
  341     U32     Reserved9;                                  /* 20h */
  342 } MPI_TARGET_SSP_TASK_BUFFER, MPI_POINTER PTR_MPI_TARGET_SSP_TASK_BUFFER,
  343   MpiTargetSspTaskBuffer, MPI_POINTER pMpiTargetSspTaskBuffer;
  344 
  345 /****************************************************************************/
  346 /* Target Assist Request                                                    */
  347 /****************************************************************************/
  348 
  349 typedef struct _MSG_TARGET_ASSIST_REQUEST
  350 {
  351     U8                      StatusCode;                 /* 00h */
  352     U8                      TargetAssistFlags;          /* 01h */
  353     U8                      ChainOffset;                /* 02h */
  354     U8                      Function;                   /* 03h */
  355     U16                     QueueTag;                   /* 04h */
  356     U8                      Reserved;                   /* 06h */
  357     U8                      MsgFlags;                   /* 07h */
  358     U32                     MsgContext;                 /* 08h */
  359     U32                     ReplyWord;                  /* 0Ch */
  360     U8                      LUN[8];                     /* 10h */
  361     U32                     RelativeOffset;             /* 18h */
  362     U32                     DataLength;                 /* 1Ch */
  363     SGE_IO_UNION            SGL[1];                     /* 20h */
  364 } MSG_TARGET_ASSIST_REQUEST, MPI_POINTER PTR_MSG_TARGET_ASSIST_REQUEST,
  365   TargetAssistRequest_t, MPI_POINTER pTargetAssistRequest_t;
  366 
  367 #define TARGET_ASSIST_FLAGS_DATA_DIRECTION          (0x01)
  368 #define TARGET_ASSIST_FLAGS_AUTO_STATUS             (0x02)
  369 #define TARGET_ASSIST_FLAGS_HIGH_PRIORITY           (0x04)
  370 #define TARGET_ASSIST_FLAGS_CONFIRMED               (0x08)
  371 #define TARGET_ASSIST_FLAGS_REPOST_CMD_BUFFER       (0x80)
  372 
  373 /* Standard Target Mode Reply message */
  374 typedef struct _MSG_TARGET_ERROR_REPLY
  375 {
  376     U16                     Reserved;                   /* 00h */
  377     U8                      MsgLength;                  /* 02h */
  378     U8                      Function;                   /* 03h */
  379     U16                     Reserved1;                  /* 04h */
  380     U8                      Reserved2;                  /* 06h */
  381     U8                      MsgFlags;                   /* 07h */
  382     U32                     MsgContext;                 /* 08h */
  383     U8                      PriorityReason;             /* 0Ch */
  384     U8                      Reserved3;                  /* 0Dh */
  385     U16                     IOCStatus;                  /* 0Eh */
  386     U32                     IOCLogInfo;                 /* 10h */
  387     U32                     ReplyWord;                  /* 14h */
  388     U32                     TransferCount;              /* 18h */
  389 } MSG_TARGET_ERROR_REPLY, MPI_POINTER PTR_MSG_TARGET_ERROR_REPLY,
  390   TargetErrorReply_t, MPI_POINTER pTargetErrorReply_t;
  391 
  392 /****************************************************************************/
  393 /* Target Assist Extended Request                                           */
  394 /****************************************************************************/
  395 
  396 typedef struct _MSG_TARGET_ASSIST_EXT_REQUEST
  397 {
  398     U8                      StatusCode;                     /* 00h */
  399     U8                      TargetAssistFlags;              /* 01h */
  400     U8                      ChainOffset;                    /* 02h */
  401     U8                      Function;                       /* 03h */
  402     U16                     QueueTag;                       /* 04h */
  403     U8                      Reserved1;                      /* 06h */
  404     U8                      MsgFlags;                       /* 07h */
  405     U32                     MsgContext;                     /* 08h */
  406     U32                     ReplyWord;                      /* 0Ch */
  407     U8                      LUN[8];                         /* 10h */
  408     U32                     RelativeOffset;                 /* 18h */
  409     U32                     Reserved2;                      /* 1Ch */
  410     U32                     Reserved3;                      /* 20h */
  411     U32                     PrimaryReferenceTag;            /* 24h */
  412     U16                     PrimaryApplicationTag;          /* 28h */
  413     U16                     PrimaryApplicationTagMask;      /* 2Ah */
  414     U32                     Reserved4;                      /* 2Ch */
  415     U32                     DataLength;                     /* 30h */
  416     U32                     BidirectionalDataLength;        /* 34h */
  417     U32                     SecondaryReferenceTag;          /* 38h */
  418     U16                     SecondaryApplicationTag;        /* 3Ch */
  419     U16                     Reserved5;                      /* 3Eh */
  420     U16                     EEDPFlags;                      /* 40h */
  421     U16                     ApplicationTagTranslationMask;  /* 42h */
  422     U32                     EEDPBlockSize;                  /* 44h */
  423     U8                      SGLOffset0;                     /* 48h */
  424     U8                      SGLOffset1;                     /* 49h */
  425     U8                      SGLOffset2;                     /* 4Ah */
  426     U8                      SGLOffset3;                     /* 4Bh */
  427     U32                     Reserved6;                      /* 4Ch */
  428     SGE_IO_UNION            SGL[1];                         /* 50h */
  429 } MSG_TARGET_ASSIST_EXT_REQUEST, MPI_POINTER PTR_MSG_TARGET_ASSIST_EXT_REQUEST,
  430   TargetAssistExtRequest_t, MPI_POINTER pTargetAssistExtRequest_t;
  431 
  432 /* see the defines after MSG_TARGET_ASSIST_REQUEST for TargetAssistFlags */
  433 
  434 /* defines for the MsgFlags field */
  435 #define TARGET_ASSIST_EXT_MSGFLAGS_BIDIRECTIONAL        (0x20)
  436 #define TARGET_ASSIST_EXT_MSGFLAGS_MULTICAST            (0x10)
  437 #define TARGET_ASSIST_EXT_MSGFLAGS_SGL_OFFSET_CHAINS    (0x08)
  438 
  439 /* defines for the EEDPFlags field */
  440 #define TARGET_ASSIST_EXT_EEDP_MASK_OP          (0x0007)
  441 #define TARGET_ASSIST_EXT_EEDP_NOOP_OP          (0x0000)
  442 #define TARGET_ASSIST_EXT_EEDP_CHK_OP           (0x0001)
  443 #define TARGET_ASSIST_EXT_EEDP_STRIP_OP         (0x0002)
  444 #define TARGET_ASSIST_EXT_EEDP_CHKRM_OP         (0x0003)
  445 #define TARGET_ASSIST_EXT_EEDP_INSERT_OP        (0x0004)
  446 #define TARGET_ASSIST_EXT_EEDP_REPLACE_OP       (0x0006)
  447 #define TARGET_ASSIST_EXT_EEDP_CHKREGEN_OP      (0x0007)
  448 
  449 #define TARGET_ASSIST_EXT_EEDP_PASS_REF_TAG     (0x0008)
  450 
  451 #define TARGET_ASSIST_EXT_EEDP_T10_CHK_MASK     (0x0700)
  452 #define TARGET_ASSIST_EXT_EEDP_T10_CHK_GUARD    (0x0100)
  453 #define TARGET_ASSIST_EXT_EEDP_T10_CHK_APPTAG   (0x0200)
  454 #define TARGET_ASSIST_EXT_EEDP_T10_CHK_REFTAG   (0x0400)
  455 #define TARGET_ASSIST_EXT_EEDP_T10_CHK_SHIFT    (8)
  456 
  457 #define TARGET_ASSIST_EXT_EEDP_INC_SEC_APPTAG   (0x1000)
  458 #define TARGET_ASSIST_EXT_EEDP_INC_PRI_APPTAG   (0x2000)
  459 #define TARGET_ASSIST_EXT_EEDP_INC_SEC_REFTAG   (0x4000)
  460 #define TARGET_ASSIST_EXT_EEDP_INC_PRI_REFTAG   (0x8000)
  461 
  462 /****************************************************************************/
  463 /* Target Status Send Request                                               */
  464 /****************************************************************************/
  465 
  466 typedef struct _MSG_TARGET_STATUS_SEND_REQUEST
  467 {
  468     U8                      StatusCode;                 /* 00h */
  469     U8                      StatusFlags;                /* 01h */
  470     U8                      ChainOffset;                /* 02h */
  471     U8                      Function;                   /* 03h */
  472     U16                     QueueTag;                   /* 04h */
  473     U8                      Reserved;                   /* 06h */
  474     U8                      MsgFlags;                   /* 07h */
  475     U32                     MsgContext;                 /* 08h */
  476     U32                     ReplyWord;                  /* 0Ch */
  477     U8                      LUN[8];                     /* 10h */
  478     SGE_SIMPLE_UNION        StatusDataSGE;              /* 18h */
  479 } MSG_TARGET_STATUS_SEND_REQUEST, MPI_POINTER PTR_MSG_TARGET_STATUS_SEND_REQUEST,
  480   TargetStatusSendRequest_t, MPI_POINTER pTargetStatusSendRequest_t;
  481 
  482 #define TARGET_STATUS_SEND_FLAGS_AUTO_GOOD_STATUS   (0x01)
  483 #define TARGET_STATUS_SEND_FLAGS_HIGH_PRIORITY      (0x04)
  484 #define TARGET_STATUS_SEND_FLAGS_CONFIRMED          (0x08)
  485 #define TARGET_STATUS_SEND_FLAGS_REPOST_CMD_BUFFER  (0x80)
  486 
  487 /*
  488  * NOTE: FCP_RSP data is big-endian. When used on a little-endian system, this
  489  * structure properly orders the bytes.
  490  */
  491 typedef struct _MPI_TARGET_FCP_RSP_BUFFER
  492 {
  493     U8      Reserved0[8];                               /* 00h */
  494     U8      Reserved1[2];                               /* 08h */
  495     U8      FcpFlags;                                   /* 0Ah */
  496     U8      FcpStatus;                                  /* 0Bh */
  497     U32     FcpResid;                                   /* 0Ch */
  498     U32     FcpSenseLength;                             /* 10h */
  499     U32     FcpResponseLength;                          /* 14h */
  500     U8      FcpResponseData[8];                         /* 18h */
  501     U8      FcpSenseData[32]; /* Pad to 64 bytes */     /* 20h */
  502 } MPI_TARGET_FCP_RSP_BUFFER, MPI_POINTER PTR_MPI_TARGET_FCP_RSP_BUFFER,
  503   MpiTargetFcpRspBuffer, MPI_POINTER pMpiTargetFcpRspBuffer;
  504 
  505 /*
  506  * NOTE: The SPI status IU is big-endian. When used on a little-endian system,
  507  * this structure properly orders the bytes.
  508  */
  509 typedef struct _MPI_TARGET_SCSI_SPI_STATUS_IU
  510 {
  511     U8      Reserved0;                                  /* 00h */
  512     U8      Reserved1;                                  /* 01h */
  513     U8      Valid;                                      /* 02h */
  514     U8      Status;                                     /* 03h */
  515     U32     SenseDataListLength;                        /* 04h */
  516     U32     PktFailuresListLength;                      /* 08h */
  517     U8      SenseData[52]; /* Pad the IU to 64 bytes */ /* 0Ch */
  518 } MPI_TARGET_SCSI_SPI_STATUS_IU, MPI_POINTER PTR_MPI_TARGET_SCSI_SPI_STATUS_IU,
  519   TargetScsiSpiStatusIU_t, MPI_POINTER pTargetScsiSpiStatusIU_t;
  520 
  521 /*
  522  * NOTE: The SSP status IU is big-endian. When used on a little-endian system,
  523  * this structure properly orders the bytes.
  524  */
  525 typedef struct _MPI_TARGET_SSP_RSP_IU
  526 {
  527     U32     Reserved0[6]; /* reserved for SSP header */ /* 00h */
  528     /* start of RESPONSE information unit */
  529     U32     Reserved1;                                  /* 18h */
  530     U32     Reserved2;                                  /* 1Ch */
  531     U16     Reserved3;                                  /* 20h */
  532     U8      DataPres; /* lower 2 bits */                /* 22h */
  533     U8      Status;                                     /* 23h */
  534     U32     Reserved4;                                  /* 24h */
  535     U32     SenseDataLength;                            /* 28h */
  536     U32     ResponseDataLength;                         /* 2Ch */
  537     U8      ResponseSenseData[4];                       /* 30h */
  538 } MPI_TARGET_SSP_RSP_IU, MPI_POINTER PTR_MPI_TARGET_SSP_RSP_IU,
  539   MpiTargetSspRspIu_t, MPI_POINTER pMpiTargetSspRspIu_t;
  540 
  541 /****************************************************************************/
  542 /* Target Mode Abort Request                                                */
  543 /****************************************************************************/
  544 
  545 typedef struct _MSG_TARGET_MODE_ABORT_REQUEST
  546 {
  547     U8                      AbortType;                  /* 00h */
  548     U8                      Reserved;                   /* 01h */
  549     U8                      ChainOffset;                /* 02h */
  550     U8                      Function;                   /* 03h */
  551     U16                     Reserved1;                  /* 04h */
  552     U8                      Reserved2;                  /* 06h */
  553     U8                      MsgFlags;                   /* 07h */
  554     U32                     MsgContext;                 /* 08h */
  555     U32                     ReplyWord;                  /* 0Ch */
  556     U32                     MsgContextToAbort;          /* 10h */
  557 } MSG_TARGET_MODE_ABORT, MPI_POINTER PTR_MSG_TARGET_MODE_ABORT,
  558   TargetModeAbort_t, MPI_POINTER pTargetModeAbort_t;
  559 
  560 #define TARGET_MODE_ABORT_TYPE_ALL_CMD_BUFFERS      (0x00)
  561 #define TARGET_MODE_ABORT_TYPE_ALL_IO               (0x01)
  562 #define TARGET_MODE_ABORT_TYPE_EXACT_IO             (0x02)
  563 #define TARGET_MODE_ABORT_TYPE_EXACT_IO_REQUEST     (0x03)
  564 
  565 /* Target Mode Abort Reply */
  566 
  567 typedef struct _MSG_TARGET_MODE_ABORT_REPLY
  568 {
  569     U16                     Reserved;                   /* 00h */
  570     U8                      MsgLength;                  /* 02h */
  571     U8                      Function;                   /* 03h */
  572     U16                     Reserved1;                  /* 04h */
  573     U8                      Reserved2;                  /* 06h */
  574     U8                      MsgFlags;                   /* 07h */
  575     U32                     MsgContext;                 /* 08h */
  576     U16                     Reserved3;                  /* 0Ch */
  577     U16                     IOCStatus;                  /* 0Eh */
  578     U32                     IOCLogInfo;                 /* 10h */
  579     U32                     AbortCount;                 /* 14h */
  580 } MSG_TARGET_MODE_ABORT_REPLY, MPI_POINTER PTR_MSG_TARGET_MODE_ABORT_REPLY,
  581   TargetModeAbortReply_t, MPI_POINTER pTargetModeAbortReply_t;
  582 
  583 /****************************************************************************/
  584 /* Target Mode Context Reply                                                */
  585 /****************************************************************************/
  586 
  587 #define TARGET_MODE_REPLY_IO_INDEX_MASK         (0x00003FFF)
  588 #define TARGET_MODE_REPLY_IO_INDEX_SHIFT        (0)
  589 #define TARGET_MODE_REPLY_INITIATOR_INDEX_MASK  (0x03FFC000)
  590 #define TARGET_MODE_REPLY_INITIATOR_INDEX_SHIFT (14)
  591 #define TARGET_MODE_REPLY_ALIAS_MASK            (0x04000000)
  592 #define TARGET_MODE_REPLY_ALIAS_SHIFT           (26)
  593 #define TARGET_MODE_REPLY_PORT_MASK             (0x10000000)
  594 #define TARGET_MODE_REPLY_PORT_SHIFT            (28)
  595 
  596 #define GET_IO_INDEX(x)     (((x) & TARGET_MODE_REPLY_IO_INDEX_MASK)           \
  597                                     >> TARGET_MODE_REPLY_IO_INDEX_SHIFT)
  598 
  599 #define SET_IO_INDEX(t, i)                                                     \
  600             ((t) = ((t) & ~TARGET_MODE_REPLY_IO_INDEX_MASK) |                  \
  601                               (((i) << TARGET_MODE_REPLY_IO_INDEX_SHIFT) &     \
  602                                              TARGET_MODE_REPLY_IO_INDEX_MASK))
  603 
  604 #define GET_INITIATOR_INDEX(x) (((x) & TARGET_MODE_REPLY_INITIATOR_INDEX_MASK) \
  605                                    >> TARGET_MODE_REPLY_INITIATOR_INDEX_SHIFT)
  606 
  607 #define SET_INITIATOR_INDEX(t, ii)                                             \
  608         ((t) = ((t) & ~TARGET_MODE_REPLY_INITIATOR_INDEX_MASK) |               \
  609                         (((ii) << TARGET_MODE_REPLY_INITIATOR_INDEX_SHIFT) &   \
  610                                       TARGET_MODE_REPLY_INITIATOR_INDEX_MASK))
  611 
  612 #define GET_ALIAS(x) (((x) & TARGET_MODE_REPLY_ALIAS_MASK)                     \
  613                                                >> TARGET_MODE_REPLY_ALIAS_SHIFT)
  614 
  615 #define SET_ALIAS(t, a)  ((t) = ((t) & ~TARGET_MODE_REPLY_ALIAS_MASK) |        \
  616                                     (((a) << TARGET_MODE_REPLY_ALIAS_SHIFT) &  \
  617                                                  TARGET_MODE_REPLY_ALIAS_MASK))
  618 
  619 #define GET_PORT(x) (((x) & TARGET_MODE_REPLY_PORT_MASK)                       \
  620                                                >> TARGET_MODE_REPLY_PORT_SHIFT)
  621 
  622 #define SET_PORT(t, p)  ((t) = ((t) & ~TARGET_MODE_REPLY_PORT_MASK) |          \
  623                                     (((p) << TARGET_MODE_REPLY_PORT_SHIFT) &   \
  624                                                   TARGET_MODE_REPLY_PORT_MASK))
  625 
  626 /* the following obsolete values are for MPI v1.0 support */
  627 #define TARGET_MODE_REPLY_0100_MASK_HOST_INDEX       (0x000003FF)
  628 #define TARGET_MODE_REPLY_0100_SHIFT_HOST_INDEX      (0)
  629 #define TARGET_MODE_REPLY_0100_MASK_IOC_INDEX        (0x001FF800)
  630 #define TARGET_MODE_REPLY_0100_SHIFT_IOC_INDEX       (11)
  631 #define TARGET_MODE_REPLY_0100_PORT_MASK             (0x00400000)
  632 #define TARGET_MODE_REPLY_0100_PORT_SHIFT            (22)
  633 #define TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX  (0x1F800000)
  634 #define TARGET_MODE_REPLY_0100_SHIFT_INITIATOR_INDEX (23)
  635 
  636 #define GET_HOST_INDEX_0100(x) (((x) & TARGET_MODE_REPLY_0100_MASK_HOST_INDEX) \
  637                                   >> TARGET_MODE_REPLY_0100_SHIFT_HOST_INDEX)
  638 
  639 #define SET_HOST_INDEX_0100(t, hi)                                             \
  640             ((t) = ((t) & ~TARGET_MODE_REPLY_0100_MASK_HOST_INDEX) |           \
  641                          (((hi) << TARGET_MODE_REPLY_0100_SHIFT_HOST_INDEX) &  \
  642                                       TARGET_MODE_REPLY_0100_MASK_HOST_INDEX))
  643 
  644 #define GET_IOC_INDEX_0100(x)   (((x) & TARGET_MODE_REPLY_0100_MASK_IOC_INDEX) \
  645                                   >> TARGET_MODE_REPLY_0100_SHIFT_IOC_INDEX)
  646 
  647 #define SET_IOC_INDEX_0100(t, ii)                                              \
  648             ((t) = ((t) & ~TARGET_MODE_REPLY_0100_MASK_IOC_INDEX) |            \
  649                         (((ii) << TARGET_MODE_REPLY_0100_SHIFT_IOC_INDEX) &    \
  650                                      TARGET_MODE_REPLY_0100_MASK_IOC_INDEX))
  651 
  652 #define GET_INITIATOR_INDEX_0100(x)                                            \
  653             (((x) & TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX)               \
  654                               >> TARGET_MODE_REPLY_0100_SHIFT_INITIATOR_INDEX)
  655 
  656 #define SET_INITIATOR_INDEX_0100(t, ii)                                        \
  657         ((t) = ((t) & ~TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX) |          \
  658                    (((ii) << TARGET_MODE_REPLY_0100_SHIFT_INITIATOR_INDEX) &   \
  659                                 TARGET_MODE_REPLY_0100_MASK_INITIATOR_INDEX))
  660 
  661 #endif

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