drivers/message/fusion/lsi/mpi_lan.h

   1 /*
   2  *  Copyright (c) 2000-2003 LSI Logic Corporation.
   3  *
   4  *
   5  *           Name:  mpi_lan.h
   6  *          Title:  MPI LAN messages and structures
   7  *  Creation Date:  June 30, 2000
   8  *
   9  *    mpi_lan.h Version:  01.05.xx
  10  *
  11  *  Version History
  12  *  ---------------
  13  *
  14  *  Date      Version   Description
  15  *  --------  --------  ------------------------------------------------------
  16  *  05-08-00  00.10.01  Original release for 0.10 spec dated 4/26/2000.
  17  *  05-24-00  00.10.02  Added LANStatus field to _MSG_LAN_SEND_REPLY.
  18  *                      Added LANStatus field to _MSG_LAN_RECEIVE_POST_REPLY.
  19  *                      Moved ListCount field in _MSG_LAN_RECEIVE_POST_REPLY.
  20  *  06-06-00  01.00.01  Update version number for 1.0 release.
  21  *  06-12-00  01.00.02  Added MPI_ to BUCKETSTATUS_ definitions.
  22  *  06-22-00  01.00.03  Major changes to match new LAN definition in 1.0 spec.
  23  *  06-30-00  01.00.04  Added Context Reply definitions per revised proposal.
  24  *                      Changed transaction context usage to bucket/buffer.
  25  *  07-05-00  01.00.05  Removed LAN_RECEIVE_POST_BUCKET_CONTEXT_MASK definition
  26  *                      to lan private header file
  27  *  11-02-00  01.01.01  Original release for post 1.0 work
  28  *  02-20-01  01.01.02  Started using MPI_POINTER.
  29  *  03-27-01  01.01.03  Added structure offset comments.
  30  *  08-08-01  01.02.01  Original release for v1.2 work.
  31  *  --------------------------------------------------------------------------
  32  */
  33
  34 #ifndef MPI_LAN_H
  35 #define MPI_LAN_H
  36
  37
  38 /******************************************************************************
  39 *
  40 *               L A N    M e s s a g e s
  41 *
  42 *******************************************************************************/
  43
  44 /* LANSend messages */
  45
  46 typedef struct _MSG_LAN_SEND_REQUEST
  47 {
  48     U16                     Reserved;           /* 00h */
  49     U8                      ChainOffset;        /* 02h */
  50     U8                      Function;           /* 03h */
  51     U16                     Reserved2;          /* 04h */
  52     U8                      PortNumber;         /* 06h */
  53     U8                      MsgFlags;           /* 07h */
  54     U32                     MsgContext;         /* 08h */
  55     SGE_MPI_UNION           SG_List[1];         /* 0Ch */
  56 } MSG_LAN_SEND_REQUEST, MPI_POINTER PTR_MSG_LAN_SEND_REQUEST,
  57   LANSendRequest_t, MPI_POINTER pLANSendRequest_t;
  58
  59
  60 typedef struct _MSG_LAN_SEND_REPLY
  61 {
  62     U16                     Reserved;           /* 00h */
  63     U8                      MsgLength;          /* 02h */
  64     U8                      Function;           /* 03h */
  65     U8                      Reserved2;          /* 04h */
  66     U8                      NumberOfContexts;   /* 05h */
  67     U8                      PortNumber;         /* 06h */
  68     U8                      MsgFlags;           /* 07h */
  69     U32                     MsgContext;         /* 08h */
  70     U16                     Reserved3;          /* 0Ch */
  71     U16                     IOCStatus;          /* 0Eh */
  72     U32                     IOCLogInfo;         /* 10h */
  73     U32                     BufferContext;      /* 14h */
  74 } MSG_LAN_SEND_REPLY, MPI_POINTER PTR_MSG_LAN_SEND_REPLY,
  75   LANSendReply_t, MPI_POINTER pLANSendReply_t;
  76
  77
  78 /* LANReceivePost */
  79
  80 typedef struct _MSG_LAN_RECEIVE_POST_REQUEST
  81 {
  82     U16                     Reserved;           /* 00h */
  83     U8                      ChainOffset;        /* 02h */
  84     U8                      Function;           /* 03h */
  85     U16                     Reserved2;          /* 04h */
  86     U8                      PortNumber;         /* 06h */
  87     U8                      MsgFlags;           /* 07h */
  88     U32                     MsgContext;         /* 08h */
  89     U32                     BucketCount;        /* 0Ch */
  90     SGE_MPI_UNION           SG_List[1];         /* 10h */
  91 } MSG_LAN_RECEIVE_POST_REQUEST, MPI_POINTER PTR_MSG_LAN_RECEIVE_POST_REQUEST,
  92   LANReceivePostRequest_t, MPI_POINTER pLANReceivePostRequest_t;
  93
  94
  95 typedef struct _MSG_LAN_RECEIVE_POST_REPLY
  96 {
  97     U16                     Reserved;           /* 00h */
  98     U8                      MsgLength;          /* 02h */
  99     U8                      Function;           /* 03h */
 100     U8                      Reserved2;          /* 04h */
 101     U8                      NumberOfContexts;   /* 05h */
 102     U8                      PortNumber;         /* 06h */
 103     U8                      MsgFlags;           /* 07h */
 104     U32                     MsgContext;         /* 08h */
 105     U16                     Reserved3;          /* 0Ch */
 106     U16                     IOCStatus;          /* 0Eh */
 107     U32                     IOCLogInfo;         /* 10h */
 108     U32                     BucketsRemaining;   /* 14h */
 109     U32                     PacketOffset;       /* 18h */
 110     U32                     PacketLength;       /* 1Ch */
 111     U32                     BucketContext[1];   /* 20h */
 112 } MSG_LAN_RECEIVE_POST_REPLY, MPI_POINTER PTR_MSG_LAN_RECEIVE_POST_REPLY,
 113   LANReceivePostReply_t, MPI_POINTER pLANReceivePostReply_t;
 114
 115
 116 /* LANReset */
 117
 118 typedef struct _MSG_LAN_RESET_REQUEST
 119 {
 120     U16                     Reserved;           /* 00h */
 121     U8                      ChainOffset;        /* 02h */
 122     U8                      Function;           /* 03h */
 123     U16                     Reserved2;          /* 04h */
 124     U8                      PortNumber;         /* 05h */
 125     U8                      MsgFlags;           /* 07h */
 126     U32                     MsgContext;         /* 08h */
 127 } MSG_LAN_RESET_REQUEST, MPI_POINTER PTR_MSG_LAN_RESET_REQUEST,
 128   LANResetRequest_t, MPI_POINTER pLANResetRequest_t;
 129
 130
 131 typedef struct _MSG_LAN_RESET_REPLY
 132 {
 133     U16                     Reserved;           /* 00h */
 134     U8                      MsgLength;          /* 02h */
 135     U8                      Function;           /* 03h */
 136     U16                     Reserved2;          /* 04h */
 137     U8                      PortNumber;         /* 06h */
 138     U8                      MsgFlags;           /* 07h */
 139     U32                     MsgContext;         /* 08h */
 140     U16                     Reserved3;          /* 0Ch */
 141     U16                     IOCStatus;          /* 0Eh */
 142     U32                     IOCLogInfo;         /* 10h */
 143 } MSG_LAN_RESET_REPLY, MPI_POINTER PTR_MSG_LAN_RESET_REPLY,
 144   LANResetReply_t, MPI_POINTER pLANResetReply_t;
 145
 146
 147 /****************************************************************************/
 148 /* LAN Context Reply defines and macros                                     */
 149 /****************************************************************************/
 150
 151 #define LAN_REPLY_PACKET_LENGTH_MASK            (0x0000FFFF)
 152 #define LAN_REPLY_PACKET_LENGTH_SHIFT           (0)
 153 #define LAN_REPLY_BUCKET_CONTEXT_MASK           (0x07FF0000)
 154 #define LAN_REPLY_BUCKET_CONTEXT_SHIFT          (16)
 155 #define LAN_REPLY_BUFFER_CONTEXT_MASK           (0x07FFFFFF)
 156 #define LAN_REPLY_BUFFER_CONTEXT_SHIFT          (0)
 157 #define LAN_REPLY_FORM_MASK                     (0x18000000)
 158 #define LAN_REPLY_FORM_RECEIVE_SINGLE           (0x00)
 159 #define LAN_REPLY_FORM_RECEIVE_MULTIPLE         (0x01)
 160 #define LAN_REPLY_FORM_SEND_SINGLE              (0x02)
 161 #define LAN_REPLY_FORM_MESSAGE_CONTEXT          (0x03)
 162 #define LAN_REPLY_FORM_SHIFT                    (27)
 163
 164 #define GET_LAN_PACKET_LENGTH(x)    (((x) & LAN_REPLY_PACKET_LENGTH_MASK)   \
 165                                         >> LAN_REPLY_PACKET_LENGTH_SHIFT)
 166
 167 #define SET_LAN_PACKET_LENGTH(x, lth)                                       \
 168             ((x) = ((x) & ~LAN_REPLY_PACKET_LENGTH_MASK) |                  \
 169                             (((lth) << LAN_REPLY_PACKET_LENGTH_SHIFT) &     \
 170                                         LAN_REPLY_PACKET_LENGTH_MASK))
 171
 172 #define GET_LAN_BUCKET_CONTEXT(x)   (((x) & LAN_REPLY_BUCKET_CONTEXT_MASK)  \
 173                                         >> LAN_REPLY_BUCKET_CONTEXT_SHIFT)
 174
 175 #define SET_LAN_BUCKET_CONTEXT(x, ctx)                                      \
 176             ((x) = ((x) & ~LAN_REPLY_BUCKET_CONTEXT_MASK) |                 \
 177                             (((ctx) << LAN_REPLY_BUCKET_CONTEXT_SHIFT) &    \
 178                                         LAN_REPLY_BUCKET_CONTEXT_MASK))
 179
 180 #define GET_LAN_BUFFER_CONTEXT(x)   (((x) & LAN_REPLY_BUFFER_CONTEXT_MASK)  \
 181                                         >> LAN_REPLY_BUFFER_CONTEXT_SHIFT)
 182
 183 #define SET_LAN_BUFFER_CONTEXT(x, ctx)                                      \
 184             ((x) = ((x) & ~LAN_REPLY_BUFFER_CONTEXT_MASK) |                 \
 185                             (((ctx) << LAN_REPLY_BUFFER_CONTEXT_SHIFT) &    \
 186                                         LAN_REPLY_BUFFER_CONTEXT_MASK))
 187
 188 #define GET_LAN_FORM(x)             (((x) & LAN_REPLY_FORM_MASK)            \
 189                                         >> LAN_REPLY_FORM_SHIFT)
 190
 191 #define SET_LAN_FORM(x, frm)                                                \
 192             ((x) = ((x) & ~LAN_REPLY_FORM_MASK) |                           \
 193                             (((frm) << LAN_REPLY_FORM_SHIFT) &              \
 194                                         LAN_REPLY_FORM_MASK))
 195
 196
 197 /****************************************************************************/
 198 /* LAN Current Device State defines                                         */
 199 /****************************************************************************/
 200
 201 #define MPI_LAN_DEVICE_STATE_RESET                     (0x00)
 202 #define MPI_LAN_DEVICE_STATE_OPERATIONAL               (0x01)
 203
 204
 205 /****************************************************************************/
 206 /* LAN Loopback defines                                                     */
 207 /****************************************************************************/
 208
 209 #define MPI_LAN_TX_MODES_ENABLE_LOOPBACK_SUPPRESSION   (0x01)
 210
 211 #endif
 212