The Design and Implementation of the FreeBSD Operating System, Second Edition
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FreeBSD/Linux Kernel Cross Reference
sys/dev/isp/ispmbox.h

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    1 /* $FreeBSD$ */
    2 /*-
    3  *  Copyright (c) 1997-2009 by Matthew Jacob
    4  *  All rights reserved.
    5  * 
    6  *  Redistribution and use in source and binary forms, with or without
    7  *  modification, are permitted provided that the following conditions
    8  *  are met:
    9  * 
   10  *  1. Redistributions of source code must retain the above copyright
   11  *     notice, this list of conditions and the following disclaimer.
   12  *  2. Redistributions in binary form must reproduce the above copyright
   13  *     notice, this list of conditions and the following disclaimer in the
   14  *     documentation and/or other materials provided with the distribution.
   15  * 
   16  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
   20  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  *  SUCH DAMAGE.
   27  * 
   28  */
   29 
   30 /*
   31  * Mailbox and Queue Entry Definitions for for Qlogic ISP SCSI adapters.
   32  */
   33 #ifndef _ISPMBOX_H
   34 #define _ISPMBOX_H
   35 
   36 /*
   37  * Mailbox Command Opcodes
   38  */
   39 #define MBOX_NO_OP                      0x0000
   40 #define MBOX_LOAD_RAM                   0x0001
   41 #define MBOX_EXEC_FIRMWARE              0x0002
   42 #define MBOX_DUMP_RAM                   0x0003
   43 #define MBOX_WRITE_RAM_WORD             0x0004
   44 #define MBOX_READ_RAM_WORD              0x0005
   45 #define MBOX_MAILBOX_REG_TEST           0x0006
   46 #define MBOX_VERIFY_CHECKSUM            0x0007
   47 #define MBOX_ABOUT_FIRMWARE             0x0008
   48 #define MBOX_LOAD_RISC_RAM_2100         0x0009
   49                                         /*   a */
   50 #define MBOX_LOAD_RISC_RAM              0x000b
   51                                         /*   c */
   52 #define MBOX_WRITE_RAM_WORD_EXTENDED    0x000d
   53 #define MBOX_CHECK_FIRMWARE             0x000e
   54 #define MBOX_READ_RAM_WORD_EXTENDED     0x000f
   55 #define MBOX_INIT_REQ_QUEUE             0x0010
   56 #define MBOX_INIT_RES_QUEUE             0x0011
   57 #define MBOX_EXECUTE_IOCB               0x0012
   58 #define MBOX_WAKE_UP                    0x0013
   59 #define MBOX_STOP_FIRMWARE              0x0014
   60 #define MBOX_ABORT                      0x0015
   61 #define MBOX_ABORT_DEVICE               0x0016
   62 #define MBOX_ABORT_TARGET               0x0017
   63 #define MBOX_BUS_RESET                  0x0018
   64 #define MBOX_STOP_QUEUE                 0x0019
   65 #define MBOX_START_QUEUE                0x001a
   66 #define MBOX_SINGLE_STEP_QUEUE          0x001b
   67 #define MBOX_ABORT_QUEUE                0x001c
   68 #define MBOX_GET_DEV_QUEUE_STATUS       0x001d
   69                                         /*  1e */
   70 #define MBOX_GET_FIRMWARE_STATUS        0x001f
   71 #define MBOX_GET_INIT_SCSI_ID           0x0020
   72 #define MBOX_GET_SELECT_TIMEOUT         0x0021
   73 #define MBOX_GET_RETRY_COUNT            0x0022
   74 #define MBOX_GET_TAG_AGE_LIMIT          0x0023
   75 #define MBOX_GET_CLOCK_RATE             0x0024
   76 #define MBOX_GET_ACT_NEG_STATE          0x0025
   77 #define MBOX_GET_ASYNC_DATA_SETUP_TIME  0x0026
   78 #define MBOX_GET_SBUS_PARAMS            0x0027
   79 #define         MBOX_GET_PCI_PARAMS     MBOX_GET_SBUS_PARAMS
   80 #define MBOX_GET_TARGET_PARAMS          0x0028
   81 #define MBOX_GET_DEV_QUEUE_PARAMS       0x0029
   82 #define MBOX_GET_RESET_DELAY_PARAMS     0x002a
   83                                         /*  2b */
   84                                         /*  2c */
   85                                         /*  2d */
   86                                         /*  2e */
   87                                         /*  2f */
   88 #define MBOX_SET_INIT_SCSI_ID           0x0030
   89 #define MBOX_SET_SELECT_TIMEOUT         0x0031
   90 #define MBOX_SET_RETRY_COUNT            0x0032
   91 #define MBOX_SET_TAG_AGE_LIMIT          0x0033
   92 #define MBOX_SET_CLOCK_RATE             0x0034
   93 #define MBOX_SET_ACT_NEG_STATE          0x0035
   94 #define MBOX_SET_ASYNC_DATA_SETUP_TIME  0x0036
   95 #define MBOX_SET_SBUS_CONTROL_PARAMS    0x0037
   96 #define         MBOX_SET_PCI_PARAMETERS 0x0037
   97 #define MBOX_SET_TARGET_PARAMS          0x0038
   98 #define MBOX_SET_DEV_QUEUE_PARAMS       0x0039
   99 #define MBOX_SET_RESET_DELAY_PARAMS     0x003a
  100                                         /*  3b */
  101                                         /*  3c */
  102                                         /*  3d */
  103                                         /*  3e */
  104                                         /*  3f */
  105 #define MBOX_RETURN_BIOS_BLOCK_ADDR     0x0040
  106 #define MBOX_WRITE_FOUR_RAM_WORDS       0x0041
  107 #define MBOX_EXEC_BIOS_IOCB             0x0042
  108 #define MBOX_SET_FW_FEATURES            0x004a
  109 #define MBOX_GET_FW_FEATURES            0x004b
  110 #define         FW_FEATURE_FAST_POST    0x1
  111 #define         FW_FEATURE_LVD_NOTIFY   0x2
  112 #define         FW_FEATURE_RIO_32BIT    0x4
  113 #define         FW_FEATURE_RIO_16BIT    0x8
  114 
  115 #define MBOX_INIT_REQ_QUEUE_A64         0x0052
  116 #define MBOX_INIT_RES_QUEUE_A64         0x0053
  117 
  118 #define MBOX_ENABLE_TARGET_MODE         0x0055
  119 #define         ENABLE_TARGET_FLAG      0x8000
  120 #define         ENABLE_TQING_FLAG       0x0004
  121 #define         ENABLE_MANDATORY_DISC   0x0002
  122 #define MBOX_GET_TARGET_STATUS          0x0056
  123 
  124 /* These are for the ISP2X00 FC cards */
  125 #define MBOX_GET_LOOP_ID                0x0020
  126 /* for 24XX cards, outgoing mailbox 7 has these values for F or FL topologies */
  127 #define         ISP24XX_INORDER         0x0100
  128 #define         ISP24XX_NPIV_SAN        0x0400
  129 #define         ISP24XX_VSAN_SAN        0x1000
  130 #define         ISP24XX_FC_SP_SAN       0x2000
  131 
  132 #define MBOX_GET_FIRMWARE_OPTIONS       0x0028
  133 #define MBOX_SET_FIRMWARE_OPTIONS       0x0038
  134 #define MBOX_GET_RESOURCE_COUNT         0x0042
  135 #define MBOX_REQUEST_OFFLINE_MODE       0x0043
  136 #define MBOX_ENHANCED_GET_PDB           0x0047
  137 #define MBOX_INIT_FIRMWARE_MULTI_ID     0x0048  /* 2400 only */
  138 #define MBOX_GET_VP_DATABASE            0x0049  /* 2400 only */
  139 #define MBOX_GET_VP_DATABASE_ENTRY      0x004a  /* 2400 only */
  140 #define MBOX_EXEC_COMMAND_IOCB_A64      0x0054
  141 #define MBOX_INIT_FIRMWARE              0x0060
  142 #define MBOX_GET_INIT_CONTROL_BLOCK     0x0061
  143 #define MBOX_INIT_LIP                   0x0062
  144 #define MBOX_GET_FC_AL_POSITION_MAP     0x0063
  145 #define MBOX_GET_PORT_DB                0x0064
  146 #define MBOX_CLEAR_ACA                  0x0065
  147 #define MBOX_TARGET_RESET               0x0066
  148 #define MBOX_CLEAR_TASK_SET             0x0067
  149 #define MBOX_ABORT_TASK_SET             0x0068
  150 #define MBOX_GET_FW_STATE               0x0069
  151 #define MBOX_GET_PORT_NAME              0x006A
  152 #define MBOX_GET_LINK_STATUS            0x006B
  153 #define MBOX_INIT_LIP_RESET             0x006C
  154 #define MBOX_SEND_SNS                   0x006E
  155 #define MBOX_FABRIC_LOGIN               0x006F
  156 #define MBOX_SEND_CHANGE_REQUEST        0x0070
  157 #define MBOX_FABRIC_LOGOUT              0x0071
  158 #define MBOX_INIT_LIP_LOGIN             0x0072
  159 #define MBOX_LUN_RESET                  0x007E
  160 
  161 #define MBOX_DRIVER_HEARTBEAT           0x005B
  162 #define MBOX_FW_HEARTBEAT               0x005C
  163 
  164 #define MBOX_GET_SET_DATA_RATE          0x005D  /* 24XX/23XX only */
  165 #define         MBGSD_GET_RATE          0
  166 #define         MBGSD_SET_RATE          1
  167 #define         MBGSD_SET_RATE_NOW      2       /* 24XX only */
  168 #define         MBGSD_ONEGB     0
  169 #define         MBGSD_TWOGB     1
  170 #define         MBGSD_AUTO      2
  171 #define         MBGSD_FOURGB    3               /* 24XX only */
  172 #define         MBGSD_EIGHTGB   4               /* 25XX only */
  173 
  174 
  175 #define ISP2100_SET_PCI_PARAM           0x00ff
  176 
  177 #define MBOX_BUSY                       0x04
  178 
  179 /*
  180  * Mailbox Command Complete Status Codes
  181  */
  182 #define MBOX_COMMAND_COMPLETE           0x4000
  183 #define MBOX_INVALID_COMMAND            0x4001
  184 #define MBOX_HOST_INTERFACE_ERROR       0x4002
  185 #define MBOX_TEST_FAILED                0x4003
  186 #define MBOX_COMMAND_ERROR              0x4005
  187 #define MBOX_COMMAND_PARAM_ERROR        0x4006
  188 #define MBOX_PORT_ID_USED               0x4007
  189 #define MBOX_LOOP_ID_USED               0x4008
  190 #define MBOX_ALL_IDS_USED               0x4009
  191 #define MBOX_NOT_LOGGED_IN              0x400A
  192 /* pseudo mailbox completion codes */
  193 #define MBOX_REGS_BUSY                  0x6000  /* registers in use */
  194 #define MBOX_TIMEOUT                    0x6001  /* command timed out */
  195 
  196 #define MBLOGALL                        0x000f
  197 #define MBLOGNONE                       0x0000
  198 #define MBLOGMASK(x)                    ((x) & 0xf)
  199 
  200 /*
  201  * Asynchronous event status codes
  202  */
  203 #define ASYNC_BUS_RESET                 0x8001
  204 #define ASYNC_SYSTEM_ERROR              0x8002
  205 #define ASYNC_RQS_XFER_ERR              0x8003
  206 #define ASYNC_RSP_XFER_ERR              0x8004
  207 #define ASYNC_QWAKEUP                   0x8005
  208 #define ASYNC_TIMEOUT_RESET             0x8006
  209 #define ASYNC_DEVICE_RESET              0x8007
  210 #define ASYNC_EXTMSG_UNDERRUN           0x800A
  211 #define ASYNC_SCAM_INT                  0x800B
  212 #define ASYNC_HUNG_SCSI                 0x800C
  213 #define ASYNC_KILLED_BUS                0x800D
  214 #define ASYNC_BUS_TRANSIT               0x800E  /* LVD -> HVD, eg. */
  215 #define ASYNC_LIP_OCCURRED              0x8010
  216 #define ASYNC_LOOP_UP                   0x8011
  217 #define ASYNC_LOOP_DOWN                 0x8012
  218 #define ASYNC_LOOP_RESET                0x8013
  219 #define ASYNC_PDB_CHANGED               0x8014
  220 #define ASYNC_CHANGE_NOTIFY             0x8015
  221 #define ASYNC_LIP_F8                    0x8016
  222 #define ASYNC_LIP_ERROR                 0x8017
  223 #define ASYNC_SECURITY_UPDATE           0x801B
  224 #define ASYNC_CMD_CMPLT                 0x8020
  225 #define ASYNC_CTIO_DONE                 0x8021
  226 #define ASYNC_RIO32_1                   0x8021
  227 #define ASYNC_RIO32_2                   0x8022
  228 #define ASYNC_IP_XMIT_DONE              0x8022
  229 #define ASYNC_IP_RECV_DONE              0x8023
  230 #define ASYNC_IP_BROADCAST              0x8024
  231 #define ASYNC_IP_RCVQ_LOW               0x8025
  232 #define ASYNC_IP_RCVQ_EMPTY             0x8026
  233 #define ASYNC_IP_RECV_DONE_ALIGNED      0x8027
  234 #define ASYNC_PTPMODE                   0x8030
  235 #define ASYNC_RIO16_1                   0x8031
  236 #define ASYNC_RIO16_2                   0x8032
  237 #define ASYNC_RIO16_3                   0x8033
  238 #define ASYNC_RIO16_4                   0x8034
  239 #define ASYNC_RIO16_5                   0x8035
  240 #define ASYNC_CONNMODE                  0x8036
  241 #define         ISP_CONN_LOOP           1
  242 #define         ISP_CONN_PTP            2
  243 #define         ISP_CONN_BADLIP         3
  244 #define         ISP_CONN_FATAL          4
  245 #define         ISP_CONN_LOOPBACK       5
  246 #define ASYNC_RIOZIO_STALL              0x8040  /* there's a RIO/ZIO entry that hasn't been serviced */
  247 #define ASYNC_RIO32_2_2200              0x8042  /* same as ASYNC_RIO32_2, but for 2100/2200 */
  248 #define ASYNC_RCV_ERR                   0x8048
  249 
  250 /*
  251  * Firmware Options. There are a lot of them.
  252  *
  253  * IFCOPTN - ISP Fibre Channel Option Word N
  254  */
  255 #define IFCOPT1_EQFQASYNC       (1 << 13)       /* enable QFULL notification */
  256 #define IFCOPT1_EAABSRCVD       (1 << 12)
  257 #define IFCOPT1_RJTASYNC        (1 << 11)       /* enable 8018 notification */
  258 #define IFCOPT1_ENAPURE         (1 << 10)
  259 #define IFCOPT1_ENA8017         (1 << 7)
  260 #define IFCOPT1_DISGPIO67       (1 << 6)
  261 #define IFCOPT1_LIPLOSSIMM      (1 << 5)
  262 #define IFCOPT1_DISF7SWTCH      (1 << 4)
  263 #define IFCOPT1_CTIO_RETRY      (1 << 3)
  264 #define IFCOPT1_LIPASYNC        (1 << 1)
  265 #define IFCOPT1_LIPF8           (1 << 0)
  266 
  267 #define IFCOPT2_LOOPBACK        (1 << 1)
  268 #define IFCOPT2_ATIO3_ONLY      (1 << 0)
  269 
  270 #define IFCOPT3_NOPRLI          (1 << 4)        /* disable automatic sending of PRLI on local loops */
  271 #define IFCOPT3_RNDASYNC        (1 << 1)
  272 /*
  273  * 2.01.31 2200 Only. Need Bit 13 in Mailbox 1 for Set Firmware Options
  274  * mailbox command to enable this.
  275  */
  276 #define ASYNC_QFULL_SENT                0x8049
  277 
  278 /*
  279  * Needs to be enabled
  280  */
  281 #define ASYNC_AUTO_PLOGI_RJT            0x8018
  282 /*
  283  * 24XX only
  284  */
  285 #define ASYNC_RJT_SENT                  0x8049
  286 
  287 /*
  288  * All IOCB Queue entries are this size
  289  */
  290 #define QENTRY_LEN                      64
  291 
  292 /*
  293  * Command Structure Definitions
  294  */
  295 
  296 typedef struct {
  297         uint32_t        ds_base;
  298         uint32_t        ds_count;
  299 } ispds_t;
  300 
  301 typedef struct {
  302         uint32_t        ds_base;
  303         uint32_t        ds_basehi;
  304         uint32_t        ds_count;
  305 } ispds64_t;
  306 
  307 #define DSTYPE_32BIT    0
  308 #define DSTYPE_64BIT    1
  309 typedef struct {
  310         uint16_t        ds_type;        /* 0-> ispds_t, 1-> ispds64_t */
  311         uint32_t        ds_segment;     /* unused */
  312         uint32_t        ds_base;        /* 32 bit address of DSD list */
  313 } ispdslist_t;
  314 
  315 
  316 typedef struct {
  317         uint8_t         rqs_entry_type;
  318         uint8_t         rqs_entry_count;
  319         uint8_t         rqs_seqno;
  320         uint8_t         rqs_flags;
  321 } isphdr_t;
  322 
  323 /* RQS Flag definitions */
  324 #define RQSFLAG_CONTINUATION    0x01
  325 #define RQSFLAG_FULL            0x02
  326 #define RQSFLAG_BADHEADER       0x04
  327 #define RQSFLAG_BADPACKET       0x08
  328 #define RQSFLAG_BADCOUNT        0x10
  329 #define RQSFLAG_BADORDER        0x20
  330 #define RQSFLAG_MASK            0x3f
  331 
  332 /* RQS entry_type definitions */
  333 #define RQSTYPE_REQUEST         0x01
  334 #define RQSTYPE_DATASEG         0x02
  335 #define RQSTYPE_RESPONSE        0x03
  336 #define RQSTYPE_MARKER          0x04
  337 #define RQSTYPE_CMDONLY         0x05
  338 #define RQSTYPE_ATIO            0x06    /* Target Mode */
  339 #define RQSTYPE_CTIO            0x07    /* Target Mode */
  340 #define RQSTYPE_SCAM            0x08
  341 #define RQSTYPE_A64             0x09
  342 #define RQSTYPE_A64_CONT        0x0a
  343 #define RQSTYPE_ENABLE_LUN      0x0b    /* Target Mode */
  344 #define RQSTYPE_MODIFY_LUN      0x0c    /* Target Mode */
  345 #define RQSTYPE_NOTIFY          0x0d    /* Target Mode */
  346 #define RQSTYPE_NOTIFY_ACK      0x0e    /* Target Mode */
  347 #define RQSTYPE_CTIO1           0x0f    /* Target Mode */
  348 #define RQSTYPE_STATUS_CONT     0x10
  349 #define RQSTYPE_T2RQS           0x11
  350 #define RQSTYPE_CTIO7           0x12
  351 #define RQSTYPE_IP_XMIT         0x13
  352 #define RQSTYPE_TSK_MGMT        0x14
  353 #define RQSTYPE_T4RQS           0x15
  354 #define RQSTYPE_ATIO2           0x16    /* Target Mode */
  355 #define RQSTYPE_CTIO2           0x17    /* Target Mode */
  356 #define RQSTYPE_T7RQS           0x18
  357 #define RQSTYPE_T3RQS           0x19
  358 #define RQSTYPE_IP_XMIT_64      0x1b
  359 #define RQSTYPE_CTIO4           0x1e    /* Target Mode */
  360 #define RQSTYPE_CTIO3           0x1f    /* Target Mode */
  361 #define RQSTYPE_RIO1            0x21
  362 #define RQSTYPE_RIO2            0x22
  363 #define RQSTYPE_IP_RECV         0x23
  364 #define RQSTYPE_IP_RECV_CONT    0x24
  365 #define RQSTYPE_CT_PASSTHRU     0x29
  366 #define RQSTYPE_MS_PASSTHRU     0x29
  367 #define RQSTYPE_VP_CTRL         0x30    /* 24XX only */
  368 #define RQSTYPE_VP_MODIFY       0x31    /* 24XX only */
  369 #define RQSTYPE_RPT_ID_ACQ      0x32    /* 24XX only */
  370 #define RQSTYPE_ABORT_IO        0x33
  371 #define RQSTYPE_T6RQS           0x48
  372 #define RQSTYPE_LOGIN           0x52
  373 #define RQSTYPE_ABTS_RCVD       0x54    /* 24XX only */
  374 #define RQSTYPE_ABTS_RSP        0x55    /* 24XX only */
  375 
  376 
  377 #define ISP_RQDSEG      4
  378 typedef struct {
  379         isphdr_t        req_header;
  380         uint32_t        req_handle;
  381         uint8_t         req_lun_trn;
  382         uint8_t         req_target;
  383         uint16_t        req_cdblen;
  384         uint16_t        req_flags;
  385         uint16_t        req_reserved;
  386         uint16_t        req_time;
  387         uint16_t        req_seg_count;
  388         uint8_t         req_cdb[12];
  389         ispds_t         req_dataseg[ISP_RQDSEG];
  390 } ispreq_t;
  391 #define ISP_RQDSEG_A64  2
  392 
  393 typedef struct {
  394         isphdr_t        mrk_header;
  395         uint32_t        mrk_handle;
  396         uint8_t         mrk_reserved0;
  397         uint8_t         mrk_target;
  398         uint16_t        mrk_modifier;
  399         uint16_t        mrk_flags;
  400         uint16_t        mrk_lun;
  401         uint8_t         mrk_reserved1[48];
  402 } isp_marker_t;
  403         
  404 typedef struct {
  405         isphdr_t        mrk_header;
  406         uint32_t        mrk_handle;
  407         uint16_t        mrk_nphdl;
  408         uint8_t         mrk_modifier;
  409         uint8_t         mrk_reserved0;
  410         uint8_t         mrk_reserved1;
  411         uint8_t         mrk_vphdl;
  412         uint16_t        mrk_reserved2;
  413         uint8_t         mrk_lun[8];
  414         uint8_t         mrk_reserved3[40];
  415 } isp_marker_24xx_t;
  416         
  417 
  418 #define SYNC_DEVICE     0
  419 #define SYNC_TARGET     1
  420 #define SYNC_ALL        2
  421 #define SYNC_LIP        3
  422 
  423 #define ISP_RQDSEG_T2           3
  424 typedef struct {
  425         isphdr_t        req_header;
  426         uint32_t        req_handle;
  427         uint8_t         req_lun_trn;
  428         uint8_t         req_target;
  429         uint16_t        req_scclun;
  430         uint16_t        req_flags;
  431         uint8_t         req_crn;
  432         uint8_t         req_reserved;
  433         uint16_t        req_time;
  434         uint16_t        req_seg_count;
  435         uint8_t         req_cdb[16];
  436         uint32_t        req_totalcnt;
  437         ispds_t         req_dataseg[ISP_RQDSEG_T2];
  438 } ispreqt2_t;
  439 
  440 typedef struct {
  441         isphdr_t        req_header;
  442         uint32_t        req_handle;
  443         uint16_t        req_target;
  444         uint16_t        req_scclun;
  445         uint16_t        req_flags;
  446         uint16_t        req_reserved;
  447         uint16_t        req_time;
  448         uint16_t        req_seg_count;
  449         uint8_t         req_cdb[16];
  450         uint32_t        req_totalcnt;
  451         ispds_t         req_dataseg[ISP_RQDSEG_T2];
  452 } ispreqt2e_t;
  453 
  454 #define ISP_RQDSEG_T3           2
  455 typedef struct {
  456         isphdr_t        req_header;
  457         uint32_t        req_handle;
  458         uint8_t         req_lun_trn;
  459         uint8_t         req_target;
  460         uint16_t        req_scclun;
  461         uint16_t        req_flags;
  462         uint8_t         req_crn;
  463         uint8_t         req_reserved;
  464         uint16_t        req_time;
  465         uint16_t        req_seg_count;
  466         uint8_t         req_cdb[16];
  467         uint32_t        req_totalcnt;
  468         ispds64_t       req_dataseg[ISP_RQDSEG_T3];
  469 } ispreqt3_t;
  470 #define ispreq64_t      ispreqt3_t      /* same as.... */
  471 
  472 typedef struct {
  473         isphdr_t        req_header;
  474         uint32_t        req_handle;
  475         uint16_t        req_target;
  476         uint16_t        req_scclun;
  477         uint16_t        req_flags;
  478         uint8_t         req_crn;
  479         uint8_t         req_reserved;
  480         uint16_t        req_time;
  481         uint16_t        req_seg_count;
  482         uint8_t         req_cdb[16];
  483         uint32_t        req_totalcnt;
  484         ispds64_t       req_dataseg[ISP_RQDSEG_T3];
  485 } ispreqt3e_t;
  486 
  487 /* req_flag values */
  488 #define REQFLAG_NODISCON        0x0001
  489 #define REQFLAG_HTAG            0x0002
  490 #define REQFLAG_OTAG            0x0004
  491 #define REQFLAG_STAG            0x0008
  492 #define REQFLAG_TARGET_RTN      0x0010
  493 
  494 #define REQFLAG_NODATA          0x0000
  495 #define REQFLAG_DATA_IN         0x0020
  496 #define REQFLAG_DATA_OUT        0x0040
  497 #define REQFLAG_DATA_UNKNOWN    0x0060
  498 
  499 #define REQFLAG_DISARQ          0x0100
  500 #define REQFLAG_FRC_ASYNC       0x0200
  501 #define REQFLAG_FRC_SYNC        0x0400
  502 #define REQFLAG_FRC_WIDE        0x0800
  503 #define REQFLAG_NOPARITY        0x1000
  504 #define REQFLAG_STOPQ           0x2000
  505 #define REQFLAG_XTRASNS         0x4000
  506 #define REQFLAG_PRIORITY        0x8000
  507 
  508 typedef struct {
  509         isphdr_t        req_header;
  510         uint32_t        req_handle;
  511         uint8_t         req_lun_trn;
  512         uint8_t         req_target;
  513         uint16_t        req_cdblen;
  514         uint16_t        req_flags;
  515         uint16_t        req_reserved;
  516         uint16_t        req_time;
  517         uint16_t        req_seg_count;
  518         uint8_t         req_cdb[44];
  519 } ispextreq_t;
  520 
  521 
  522 /*
  523  * ISP24XX structures
  524  */
  525 typedef struct {
  526         isphdr_t        req_header;
  527         uint32_t        req_handle;
  528         uint16_t        req_nphdl;
  529         uint16_t        req_time;
  530         uint16_t        req_seg_count;
  531         uint16_t        req_reserved;
  532         uint8_t         req_lun[8];
  533         uint8_t         req_alen_datadir;
  534         uint8_t         req_task_management;
  535         uint8_t         req_task_attribute;
  536         uint8_t         req_crn;
  537         uint8_t         req_cdb[16];
  538         uint32_t        req_dl;
  539         uint16_t        req_tidlo;
  540         uint8_t         req_tidhi;
  541         uint8_t         req_vpidx;
  542         ispds64_t       req_dataseg;
  543 } ispreqt7_t;
  544 
  545 /* Task Management Request Function */
  546 typedef struct {
  547         isphdr_t        tmf_header;
  548         uint32_t        tmf_handle;
  549         uint16_t        tmf_nphdl;
  550         uint8_t         tmf_reserved0[2];
  551         uint16_t        tmf_delay;
  552         uint16_t        tmf_timeout;
  553         uint8_t         tmf_lun[8];
  554         uint32_t        tmf_flags;
  555         uint8_t         tmf_reserved1[20];
  556         uint16_t        tmf_tidlo;
  557         uint8_t         tmf_tidhi;
  558         uint8_t         tmf_vpidx;
  559         uint8_t         tmf_reserved2[12];
  560 } isp24xx_tmf_t;
  561 
  562 #define ISP24XX_TMF_NOSEND              0x80000000
  563 
  564 #define ISP24XX_TMF_LUN_RESET           0x00000010
  565 #define ISP24XX_TMF_ABORT_TASK_SET      0x00000008
  566 #define ISP24XX_TMF_CLEAR_TASK_SET      0x00000004
  567 #define ISP24XX_TMF_TARGET_RESET        0x00000002
  568 #define ISP24XX_TMF_CLEAR_ACA           0x00000001
  569 
  570 /* I/O Abort Structure */
  571 typedef struct {
  572         isphdr_t        abrt_header;
  573         uint32_t        abrt_handle;
  574         uint16_t        abrt_nphdl;
  575         uint16_t        abrt_options;
  576         uint32_t        abrt_cmd_handle;
  577         uint8_t         abrt_reserved[32];
  578         uint16_t        abrt_tidlo;
  579         uint8_t         abrt_tidhi;
  580         uint8_t         abrt_vpidx;
  581         uint8_t         abrt_reserved1[12];
  582 } isp24xx_abrt_t;
  583 
  584 #define ISP24XX_ABRT_NOSEND     0x01    /* don't actually send ABTS */
  585 #define ISP24XX_ABRT_OKAY       0x00    /* in nphdl on return */
  586 #define ISP24XX_ABRT_ENXIO      0x31    /* in nphdl on return */
  587 
  588 #define ISP_CDSEG       7
  589 typedef struct {
  590         isphdr_t        req_header;
  591         uint32_t        req_reserved;
  592         ispds_t         req_dataseg[ISP_CDSEG];
  593 } ispcontreq_t;
  594 
  595 #define ISP_CDSEG64     5
  596 typedef struct {
  597         isphdr_t        req_header;
  598         ispds64_t       req_dataseg[ISP_CDSEG64];
  599 } ispcontreq64_t;
  600 
  601 typedef struct {
  602         isphdr_t        req_header;
  603         uint32_t        req_handle;
  604         uint16_t        req_scsi_status;
  605         uint16_t        req_completion_status;
  606         uint16_t        req_state_flags;
  607         uint16_t        req_status_flags;
  608         uint16_t        req_time;
  609 #define req_response_len        req_time        /* FC only */
  610         uint16_t        req_sense_len;
  611         uint32_t        req_resid;
  612         uint8_t         req_response[8];        /* FC only */
  613         uint8_t         req_sense_data[32];
  614 } ispstatusreq_t;
  615 
  616 /*
  617  * Status Continuation
  618  */
  619 typedef struct {
  620         isphdr_t        req_header;
  621         uint8_t         req_sense_data[60];
  622 } ispstatus_cont_t;
  623 
  624 /*
  625  * 24XX Type 0 status
  626  */
  627 typedef struct {
  628         isphdr_t        req_header;
  629         uint32_t        req_handle;
  630         uint16_t        req_completion_status;
  631         uint16_t        req_oxid;
  632         uint32_t        req_resid;
  633         uint16_t        req_reserved0;
  634         uint16_t        req_state_flags;
  635         uint16_t        req_reserved1;
  636         uint16_t        req_scsi_status;
  637         uint32_t        req_fcp_residual;
  638         uint32_t        req_sense_len;
  639         uint32_t        req_response_len;
  640         uint8_t         req_rsp_sense[28];
  641 } isp24xx_statusreq_t;
  642 
  643 /* 
  644  * For Qlogic 2X00, the high order byte of SCSI status has
  645  * additional meaning.
  646  */
  647 #define RQCS_RU 0x800   /* Residual Under */
  648 #define RQCS_RO 0x400   /* Residual Over */
  649 #define RQCS_RESID      (RQCS_RU|RQCS_RO)
  650 #define RQCS_SV 0x200   /* Sense Length Valid */
  651 #define RQCS_RV 0x100   /* FCP Response Length Valid */
  652 
  653 /*
  654  * CT Passthru IOCB
  655  */
  656 typedef struct {
  657         isphdr_t        ctp_header;
  658         uint32_t        ctp_handle;
  659         uint16_t        ctp_status;
  660         uint16_t        ctp_nphdl;      /* n-port handle */
  661         uint16_t        ctp_cmd_cnt;    /* Command DSD count */
  662         uint8_t         ctp_vpidx;
  663         uint8_t         ctp_reserved0;
  664         uint16_t        ctp_time;
  665         uint16_t        ctp_reserved1;
  666         uint16_t        ctp_rsp_cnt;    /* Response DSD count */
  667         uint16_t        ctp_reserved2[5];
  668         uint32_t        ctp_rsp_bcnt;   /* Response byte count */
  669         uint32_t        ctp_cmd_bcnt;   /* Command byte count */
  670         ispds64_t       ctp_dataseg[2];
  671 } isp_ct_pt_t;
  672 
  673 /*
  674  * MS Passthru IOCB
  675  */
  676 typedef struct {
  677         isphdr_t        ms_header;
  678         uint32_t        ms_handle;
  679         uint16_t        ms_nphdl;       /* handle in high byte for !2k f/w */
  680         uint16_t        ms_status;
  681         uint16_t        ms_flags;
  682         uint16_t        ms_reserved1;   /* low 8 bits */
  683         uint16_t        ms_time;
  684         uint16_t        ms_cmd_cnt;     /* Command DSD count */
  685         uint16_t        ms_tot_cnt;     /* Total DSD Count */
  686         uint8_t         ms_type;        /* MS type */
  687         uint8_t         ms_r_ctl;       /* R_CTL */
  688         uint16_t        ms_rxid;        /* RX_ID */
  689         uint16_t        ms_reserved2;
  690         uint32_t        ms_handle2;
  691         uint32_t        ms_rsp_bcnt;    /* Response byte count */
  692         uint32_t        ms_cmd_bcnt;    /* Command byte count */
  693         ispds64_t       ms_dataseg[2];
  694 } isp_ms_t;
  695 
  696 /* 
  697  * Completion Status Codes.
  698  */
  699 #define RQCS_COMPLETE                   0x0000
  700 #define RQCS_DMA_ERROR                  0x0002
  701 #define RQCS_RESET_OCCURRED             0x0004
  702 #define RQCS_ABORTED                    0x0005
  703 #define RQCS_TIMEOUT                    0x0006
  704 #define RQCS_DATA_OVERRUN               0x0007
  705 #define RQCS_DATA_UNDERRUN              0x0015
  706 #define RQCS_QUEUE_FULL                 0x001C
  707 
  708 /* 1X00 Only Completion Codes */
  709 #define RQCS_INCOMPLETE                 0x0001
  710 #define RQCS_TRANSPORT_ERROR            0x0003
  711 #define RQCS_COMMAND_OVERRUN            0x0008
  712 #define RQCS_STATUS_OVERRUN             0x0009
  713 #define RQCS_BAD_MESSAGE                0x000a
  714 #define RQCS_NO_MESSAGE_OUT             0x000b
  715 #define RQCS_EXT_ID_FAILED              0x000c
  716 #define RQCS_IDE_MSG_FAILED             0x000d
  717 #define RQCS_ABORT_MSG_FAILED           0x000e
  718 #define RQCS_REJECT_MSG_FAILED          0x000f
  719 #define RQCS_NOP_MSG_FAILED             0x0010
  720 #define RQCS_PARITY_ERROR_MSG_FAILED    0x0011
  721 #define RQCS_DEVICE_RESET_MSG_FAILED    0x0012
  722 #define RQCS_ID_MSG_FAILED              0x0013
  723 #define RQCS_UNEXP_BUS_FREE             0x0014
  724 #define RQCS_XACT_ERR1                  0x0018
  725 #define RQCS_XACT_ERR2                  0x0019
  726 #define RQCS_XACT_ERR3                  0x001A
  727 #define RQCS_BAD_ENTRY                  0x001B
  728 #define RQCS_PHASE_SKIPPED              0x001D
  729 #define RQCS_ARQS_FAILED                0x001E
  730 #define RQCS_WIDE_FAILED                0x001F
  731 #define RQCS_SYNCXFER_FAILED            0x0020
  732 #define RQCS_LVD_BUSERR                 0x0021
  733 
  734 /* 2X00 Only Completion Codes */
  735 #define RQCS_PORT_UNAVAILABLE           0x0028
  736 #define RQCS_PORT_LOGGED_OUT            0x0029
  737 #define RQCS_PORT_CHANGED               0x002A
  738 #define RQCS_PORT_BUSY                  0x002B
  739 
  740 /* 24XX Only Completion Codes */
  741 #define RQCS_24XX_DRE                   0x0011  /* data reassembly error */
  742 #define RQCS_24XX_TABORT                0x0013  /* aborted by target */
  743 #define RQCS_24XX_ENOMEM                0x002C  /* f/w resource unavailable */
  744 #define RQCS_24XX_TMO                   0x0030  /* task management overrun */
  745 
  746 
  747 /*
  748  * 1X00 specific State Flags 
  749  */
  750 #define RQSF_GOT_BUS                    0x0100
  751 #define RQSF_GOT_TARGET                 0x0200
  752 #define RQSF_SENT_CDB                   0x0400
  753 #define RQSF_XFRD_DATA                  0x0800
  754 #define RQSF_GOT_STATUS                 0x1000
  755 #define RQSF_GOT_SENSE                  0x2000
  756 #define RQSF_XFER_COMPLETE              0x4000
  757 
  758 /*
  759  * 2X00 specific State Flags
  760  * (same as 1X00 except RQSF_GOT_BUS/RQSF_GOT_TARGET are not available)
  761  */
  762 #define RQSF_DATA_IN                    0x0020
  763 #define RQSF_DATA_OUT                   0x0040
  764 #define RQSF_STAG                       0x0008
  765 #define RQSF_OTAG                       0x0004
  766 #define RQSF_HTAG                       0x0002
  767 /*
  768  * 1X00 Status Flags
  769  */
  770 #define RQSTF_DISCONNECT                0x0001
  771 #define RQSTF_SYNCHRONOUS               0x0002
  772 #define RQSTF_PARITY_ERROR              0x0004
  773 #define RQSTF_BUS_RESET                 0x0008
  774 #define RQSTF_DEVICE_RESET              0x0010
  775 #define RQSTF_ABORTED                   0x0020
  776 #define RQSTF_TIMEOUT                   0x0040
  777 #define RQSTF_NEGOTIATION               0x0080
  778 
  779 /*
  780  * 2X00 specific state flags
  781  */
  782 /* RQSF_SENT_CDB        */
  783 /* RQSF_XFRD_DATA       */
  784 /* RQSF_GOT_STATUS      */
  785 /* RQSF_XFER_COMPLETE   */
  786 
  787 /*
  788  * 2X00 specific status flags
  789  */
  790 /* RQSTF_ABORTED */
  791 /* RQSTF_TIMEOUT */
  792 #define RQSTF_DMA_ERROR                 0x0080
  793 #define RQSTF_LOGOUT                    0x2000
  794 
  795 /*
  796  * Miscellaneous
  797  */
  798 #ifndef ISP_EXEC_THROTTLE
  799 #define ISP_EXEC_THROTTLE       16
  800 #endif
  801 
  802 /*
  803  * About Firmware returns an 'attribute' word in mailbox 6.
  804  * These attributes are for 2200 and 2300.
  805  */
  806 #define ISP_FW_ATTR_TMODE       0x0001
  807 #define ISP_FW_ATTR_SCCLUN      0x0002
  808 #define ISP_FW_ATTR_FABRIC      0x0004
  809 #define ISP_FW_ATTR_CLASS2      0x0008
  810 #define ISP_FW_ATTR_FCTAPE      0x0010
  811 #define ISP_FW_ATTR_IP          0x0020
  812 #define ISP_FW_ATTR_VI          0x0040
  813 #define ISP_FW_ATTR_VI_SOLARIS  0x0080
  814 #define ISP_FW_ATTR_2KLOGINS    0x0100  /* just a guess... */
  815 
  816 /* and these are for the 2400 */
  817 #define ISP2400_FW_ATTR_CLASS2  0x0001
  818 #define ISP2400_FW_ATTR_IP      0x0002
  819 #define ISP2400_FW_ATTR_MULTIID 0x0004
  820 #define ISP2400_FW_ATTR_SB2     0x0008
  821 #define ISP2400_FW_ATTR_T10CRC  0x0010
  822 #define ISP2400_FW_ATTR_VI      0x0020
  823 #define ISP2400_FW_ATTR_VP0     0x1000
  824 #define ISP2400_FW_ATTR_EXPFW   0x2000
  825 #define ISP2400_FW_ATTR_EXTNDED 0x8000
  826 
  827 /*
  828  * These are either manifestly true or are dependent on f/w attributes
  829  */
  830 #define ISP_CAP_TMODE(isp)      \
  831         (IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_TMODE))
  832 #define ISP_CAP_SCCFW(isp)      \
  833         (IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_SCCLUN))
  834 #define ISP_CAP_2KLOGIN(isp)    \
  835         (IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_2KLOGINS))
  836 
  837 /*
  838  * This is only true for 24XX cards with this f/w attribute
  839  */
  840 #define ISP_CAP_MULTI_ID(isp)   \
  841         (IS_24XX(isp)? (isp->isp_fwattr & ISP2400_FW_ATTR_MULTIID) : 0)
  842 #define ISP_GET_VPIDX(isp, tag) \
  843         (ISP_CAP_MULTI_ID(isp) ? tag : 0)
  844 
  845 /*
  846  * This is true manifestly or is dependent on a f/w attribute
  847  * but may or may not actually be *enabled*. In any case, it
  848  * is enabled on a per-channel basis.
  849  */
  850 #define ISP_CAP_FCTAPE(isp)     \
  851         (IS_24XX(isp)? 1 : (isp->isp_fwattr & ISP_FW_ATTR_FCTAPE))
  852 
  853 #define ISP_FCTAPE_ENABLED(isp, chan)   \
  854         (IS_24XX(isp)? (FCPARAM(isp, chan)->isp_xfwoptions & ICB2400_OPT2_FCTAPE) != 0 : (FCPARAM(isp, chan)->isp_xfwoptions & ICBXOPT_FCTAPE) != 0)
  855 
  856 /*
  857  * Reduced Interrupt Operation Response Queue Entries
  858  */
  859 
  860 typedef struct {
  861         isphdr_t        req_header;
  862         uint32_t        req_handles[15];
  863 } isp_rio1_t;
  864 
  865 typedef struct {
  866         isphdr_t        req_header;
  867         uint16_t        req_handles[30];
  868 } isp_rio2_t;
  869 
  870 /*
  871  * FC (ISP2100/ISP2200/ISP2300/ISP2400) specific data structures
  872  */
  873 
  874 /*
  875  * Initialization Control Block
  876  *
  877  * Version One (prime) format.
  878  */
  879 typedef struct {
  880         uint8_t         icb_version;
  881         uint8_t         icb_reserved0;
  882         uint16_t        icb_fwoptions;
  883         uint16_t        icb_maxfrmlen;
  884         uint16_t        icb_maxalloc;
  885         uint16_t        icb_execthrottle;
  886         uint8_t         icb_retry_count;
  887         uint8_t         icb_retry_delay;
  888         uint8_t         icb_portname[8];
  889         uint16_t        icb_hardaddr;
  890         uint8_t         icb_iqdevtype;
  891         uint8_t         icb_logintime;
  892         uint8_t         icb_nodename[8];
  893         uint16_t        icb_rqstout;
  894         uint16_t        icb_rspnsin;
  895         uint16_t        icb_rqstqlen;
  896         uint16_t        icb_rsltqlen;
  897         uint16_t        icb_rqstaddr[4];
  898         uint16_t        icb_respaddr[4];
  899         uint16_t        icb_lunenables;
  900         uint8_t         icb_ccnt;
  901         uint8_t         icb_icnt;
  902         uint16_t        icb_lunetimeout;
  903         uint16_t        icb_reserved1;
  904         uint16_t        icb_xfwoptions;
  905         uint8_t         icb_racctimer;
  906         uint8_t         icb_idelaytimer;
  907         uint16_t        icb_zfwoptions;
  908         uint16_t        icb_reserved2[13];
  909 } isp_icb_t;
  910 
  911 #define ICB_VERSION1    1
  912 
  913 #define ICBOPT_EXTENDED         0x8000
  914 #define ICBOPT_BOTH_WWNS        0x4000
  915 #define ICBOPT_FULL_LOGIN       0x2000
  916 #define ICBOPT_STOP_ON_QFULL    0x1000  /* 2200/2100 only */
  917 #define ICBOPT_PREVLOOP         0x0800
  918 #define ICBOPT_SRCHDOWN         0x0400
  919 #define ICBOPT_NOLIP            0x0200
  920 #define ICBOPT_PDBCHANGE_AE     0x0100
  921 #define ICBOPT_TGT_TYPE         0x0080
  922 #define ICBOPT_INI_ADISC        0x0040
  923 #define ICBOPT_INI_DISABLE      0x0020
  924 #define ICBOPT_TGT_ENABLE       0x0010
  925 #define ICBOPT_FAST_POST        0x0008
  926 #define ICBOPT_FULL_DUPLEX      0x0004
  927 #define ICBOPT_FAIRNESS         0x0002
  928 #define ICBOPT_HARD_ADDRESS     0x0001
  929 
  930 #define ICBXOPT_NO_LOGOUT       0x8000  /* no logout on link failure */
  931 #define ICBXOPT_FCTAPE_CCQ      0x4000  /* FC-Tape Command Queueing */
  932 #define ICBXOPT_FCTAPE_CONFIRM  0x2000
  933 #define ICBXOPT_FCTAPE          0x1000
  934 #define ICBXOPT_CLASS2_ACK0     0x0200
  935 #define ICBXOPT_CLASS2          0x0100
  936 #define ICBXOPT_NO_PLAY         0x0080  /* don't play if can't get hard addr */
  937 #define ICBXOPT_TOPO_MASK       0x0070
  938 #define ICBXOPT_LOOP_ONLY       0x0000
  939 #define ICBXOPT_PTP_ONLY        0x0010
  940 #define ICBXOPT_LOOP_2_PTP      0x0020
  941 #define ICBXOPT_PTP_2_LOOP      0x0030
  942 /*
  943  * The lower 4 bits of the xfwoptions field are the OPERATION MODE bits.
  944  * RIO is not defined for the 23XX cards (just 2200)
  945  */
  946 #define ICBXOPT_RIO_OFF         0
  947 #define ICBXOPT_RIO_16BIT       1
  948 #define ICBXOPT_RIO_32BIT       2
  949 #define ICBXOPT_RIO_16BIT_IOCB  3
  950 #define ICBXOPT_RIO_32BIT_IOCB  4
  951 #define ICBXOPT_ZIO             5       
  952 #define ICBXOPT_TIMER_MASK      0x7
  953 
  954 #define ICBZOPT_RATE_MASK       0xC000
  955 #define ICBZOPT_RATE_ONEGB      0x0000
  956 #define ICBZOPT_RATE_AUTO       0x8000
  957 #define ICBZOPT_RATE_TWOGB      0x4000
  958 #define ICBZOPT_50_OHM          0x2000
  959 #define ICBZOPT_ENA_OOF         0x0040  /* out of order frame handling */
  960 #define ICBZOPT_RSPSZ_MASK      0x0030
  961 #define ICBZOPT_RSPSZ_24        0x0000
  962 #define ICBZOPT_RSPSZ_12        0x0010
  963 #define ICBZOPT_RSPSZ_24A       0x0020
  964 #define ICBZOPT_RSPSZ_32        0x0030
  965 #define ICBZOPT_SOFTID          0x0002
  966 #define ICBZOPT_ENA_RDXFR_RDY   0x0001
  967 
  968 /* 2400 F/W options */
  969 #define ICB2400_OPT1_BOTH_WWNS          0x00004000
  970 #define ICB2400_OPT1_FULL_LOGIN         0x00002000
  971 #define ICB2400_OPT1_PREVLOOP           0x00000800
  972 #define ICB2400_OPT1_SRCHDOWN           0x00000400
  973 #define ICB2400_OPT1_NOLIP              0x00000200
  974 #define ICB2400_OPT1_INI_DISABLE        0x00000020
  975 #define ICB2400_OPT1_TGT_ENABLE         0x00000010
  976 #define ICB2400_OPT1_FULL_DUPLEX        0x00000004
  977 #define ICB2400_OPT1_FAIRNESS           0x00000002
  978 #define ICB2400_OPT1_HARD_ADDRESS       0x00000001
  979 
  980 #define ICB2400_OPT2_TPRLIC             0x00004000
  981 #define ICB2400_OPT2_FCTAPE             0x00001000
  982 #define ICB2400_OPT2_FCSP               0x00000800
  983 #define ICB2400_OPT2_CLASS2_ACK0        0x00000200
  984 #define ICB2400_OPT2_CLASS2             0x00000100
  985 #define ICB2400_OPT2_NO_PLAY            0x00000080
  986 #define ICB2400_OPT2_TOPO_MASK          0x00000070
  987 #define ICB2400_OPT2_LOOP_ONLY          0x00000000
  988 #define ICB2400_OPT2_PTP_ONLY           0x00000010
  989 #define ICB2400_OPT2_LOOP_2_PTP         0x00000020
  990 #define ICB2400_OPT2_TIMER_MASK         0x0000000f
  991 #define ICB2400_OPT2_ZIO                0x00000005
  992 #define ICB2400_OPT2_ZIO1               0x00000006
  993 
  994 #define ICB2400_OPT3_75_OHM             0x00010000
  995 #define ICB2400_OPT3_RATE_MASK          0x0000E000
  996 #define ICB2400_OPT3_RATE_ONEGB         0x00000000
  997 #define ICB2400_OPT3_RATE_TWOGB         0x00002000
  998 #define ICB2400_OPT3_RATE_AUTO          0x00004000
  999 #define ICB2400_OPT3_RATE_FOURGB        0x00006000
 1000 #define ICB2400_OPT3_RATE_EIGHTGB       0x00008000
 1001 #define ICB2400_OPT3_ENA_OOF_XFRDY      0x00000200
 1002 #define ICB2400_OPT3_NO_LOCAL_PLOGI     0x00000080
 1003 #define ICB2400_OPT3_ENA_OOF            0x00000040
 1004 /* note that a response size flag of zero is reserved! */
 1005 #define ICB2400_OPT3_RSPSZ_MASK         0x00000030
 1006 #define ICB2400_OPT3_RSPSZ_12           0x00000010
 1007 #define ICB2400_OPT3_RSPSZ_24           0x00000020
 1008 #define ICB2400_OPT3_RSPSZ_32           0x00000030
 1009 #define ICB2400_OPT3_SOFTID             0x00000002
 1010 
 1011 #define ICB_MIN_FRMLEN          256
 1012 #define ICB_MAX_FRMLEN          2112
 1013 #define ICB_DFLT_FRMLEN         1024
 1014 #define ICB_DFLT_ALLOC          256
 1015 #define ICB_DFLT_THROTTLE       16
 1016 #define ICB_DFLT_RDELAY         5
 1017 #define ICB_DFLT_RCOUNT         3
 1018 
 1019 #define ICB_LOGIN_TOV           30
 1020 #define ICB_LUN_ENABLE_TOV      15
 1021 
 1022 
 1023 /*
 1024  * And somebody at QLogic had a great idea that you could just change
 1025  * the structure *and* keep the version number the same as the other cards.
 1026  */
 1027 typedef struct {
 1028         uint16_t        icb_version;
 1029         uint16_t        icb_reserved0;
 1030         uint16_t        icb_maxfrmlen;
 1031         uint16_t        icb_execthrottle;
 1032         uint16_t        icb_xchgcnt;
 1033         uint16_t        icb_hardaddr;
 1034         uint8_t         icb_portname[8];
 1035         uint8_t         icb_nodename[8];
 1036         uint16_t        icb_rspnsin;
 1037         uint16_t        icb_rqstout;
 1038         uint16_t        icb_retry_count;
 1039         uint16_t        icb_priout;
 1040         uint16_t        icb_rsltqlen;
 1041         uint16_t        icb_rqstqlen;
 1042         uint16_t        icb_ldn_nols;
 1043         uint16_t        icb_prqstqlen;
 1044         uint16_t        icb_rqstaddr[4];
 1045         uint16_t        icb_respaddr[4];
 1046         uint16_t        icb_priaddr[4]; 
 1047         uint16_t        icb_reserved1[4];
 1048         uint16_t        icb_atio_in;
 1049         uint16_t        icb_atioqlen;
 1050         uint16_t        icb_atioqaddr[4];
 1051         uint16_t        icb_idelaytimer;
 1052         uint16_t        icb_logintime;
 1053         uint32_t        icb_fwoptions1;
 1054         uint32_t        icb_fwoptions2;
 1055         uint32_t        icb_fwoptions3;
 1056         uint16_t        icb_reserved2[12];
 1057 } isp_icb_2400_t;
 1058 
 1059 #define RQRSP_ADDR0015  0
 1060 #define RQRSP_ADDR1631  1
 1061 #define RQRSP_ADDR3247  2
 1062 #define RQRSP_ADDR4863  3
 1063 
 1064 
 1065 #define ICB_NNM0        7
 1066 #define ICB_NNM1        6
 1067 #define ICB_NNM2        5
 1068 #define ICB_NNM3        4
 1069 #define ICB_NNM4        3
 1070 #define ICB_NNM5        2
 1071 #define ICB_NNM6        1
 1072 #define ICB_NNM7        0
 1073 
 1074 #define MAKE_NODE_NAME_FROM_WWN(array, wwn)     \
 1075         array[ICB_NNM0] = (uint8_t) ((wwn >>  0) & 0xff), \
 1076         array[ICB_NNM1] = (uint8_t) ((wwn >>  8) & 0xff), \
 1077         array[ICB_NNM2] = (uint8_t) ((wwn >> 16) & 0xff), \
 1078         array[ICB_NNM3] = (uint8_t) ((wwn >> 24) & 0xff), \
 1079         array[ICB_NNM4] = (uint8_t) ((wwn >> 32) & 0xff), \
 1080         array[ICB_NNM5] = (uint8_t) ((wwn >> 40) & 0xff), \
 1081         array[ICB_NNM6] = (uint8_t) ((wwn >> 48) & 0xff), \
 1082         array[ICB_NNM7] = (uint8_t) ((wwn >> 56) & 0xff)
 1083 
 1084 #define MAKE_WWN_FROM_NODE_NAME(wwn, array)     \
 1085         wwn =   ((uint64_t) array[ICB_NNM0]) | \
 1086                 ((uint64_t) array[ICB_NNM1] <<  8) | \
 1087                 ((uint64_t) array[ICB_NNM2] << 16) | \
 1088                 ((uint64_t) array[ICB_NNM3] << 24) | \
 1089                 ((uint64_t) array[ICB_NNM4] << 32) | \
 1090                 ((uint64_t) array[ICB_NNM5] << 40) | \
 1091                 ((uint64_t) array[ICB_NNM6] << 48) | \
 1092                 ((uint64_t) array[ICB_NNM7] << 56)
 1093 
 1094 
 1095 /*
 1096  * For MULTI_ID firmware, this describes a
 1097  * virtual port entity for getting status.
 1098  */
 1099 typedef struct {
 1100         uint16_t        vp_port_status;
 1101         uint8_t         vp_port_options;
 1102         uint8_t         vp_port_loopid;
 1103         uint8_t         vp_port_portname[8];
 1104         uint8_t         vp_port_nodename[8];
 1105         uint16_t        vp_port_portid_lo;      /* not present when trailing icb */
 1106         uint16_t        vp_port_portid_hi;      /* not present when trailing icb */
 1107 } vp_port_info_t;
 1108 
 1109 #define ICB2400_VPOPT_TGT_DISABLE       0x00000020      /* disable target mode */
 1110 #define ICB2400_VPOPT_INI_ENABLE        0x00000010      /* enable initiator mode */
 1111 #define ICB2400_VPOPT_ENABLED           0x00000008
 1112 #define ICB2400_VPOPT_NOPLAY            0x00000004
 1113 #define ICB2400_VPOPT_PREVLOOP          0x00000002
 1114 #define ICB2400_VPOPT_HARD_ADDRESS      0x00000001
 1115 
 1116 #define ICB2400_VPOPT_WRITE_SIZE        20
 1117 
 1118 /*
 1119  * For MULTI_ID firmware, we append this structure
 1120  * to the isp_icb_2400_t above, followed by a list
 1121  * structures that are *most* of the vp_port_info_t.
 1122  */
 1123 typedef struct {
 1124         uint16_t        vp_count;
 1125         uint16_t        vp_global_options;
 1126 } isp_icb_2400_vpinfo_t;
 1127 
 1128 #define ICB2400_VPINFO_OFF      0x80    /* offset from start of ICB */
 1129 #define ICB2400_VPINFO_PORT_OFF(chan)           \
 1130     ICB2400_VPINFO_OFF +                        \
 1131     sizeof (isp_icb_2400_vpinfo_t) + ((chan - 1) * ICB2400_VPOPT_WRITE_SIZE)
 1132 
 1133 #define ICB2400_VPGOPT_FCA              0x01    /* Assume Clean Address bit in FLOGI ACC set (works only in static configurations) */
 1134 #define ICB2400_VPGOPT_MID_DISABLE      0x02    /* when set, connection mode2 will work with NPIV-capable switched */
 1135 #define ICB2400_VPGOPT_VP0_DECOUPLE     0x04    /* Allow VP0 decoupling if firmware supports it */
 1136 
 1137 typedef struct {
 1138         isphdr_t        vp_ctrl_hdr;
 1139         uint32_t        vp_ctrl_handle;
 1140         uint16_t        vp_ctrl_index_fail;
 1141         uint16_t        vp_ctrl_status;
 1142         uint16_t        vp_ctrl_command;
 1143         uint16_t        vp_ctrl_vp_count;
 1144         uint16_t        vp_ctrl_idmap[8];
 1145         uint8_t         vp_ctrl_reserved[32];
 1146 } vp_ctrl_info_t;
 1147 
 1148 #define VP_CTRL_CMD_ENABLE_VP                   0
 1149 #define VP_CTRL_CMD_DISABLE_VP                  8
 1150 #define VP_CTRL_CMD_DISABLE_VP_REINIT_LINK      9
 1151 #define VP_CTRL_CMD_DISABLE_VP_LOGO             0xA
 1152 
 1153 /*
 1154  * We can use this structure for modifying either one or two VP ports after initialization
 1155  */
 1156 typedef struct {
 1157         isphdr_t        vp_mod_hdr;
 1158         uint32_t        vp_mod_hdl;
 1159         uint16_t        vp_mod_reserved0;
 1160         uint16_t        vp_mod_status;
 1161         uint8_t         vp_mod_cmd;
 1162         uint8_t         vp_mod_cnt;
 1163         uint8_t         vp_mod_idx0;
 1164         uint8_t         vp_mod_idx1;
 1165         struct {
 1166                 uint8_t         options;
 1167                 uint8_t         loopid;
 1168                 uint16_t        reserved1;
 1169                 uint8_t         wwpn[8];
 1170                 uint8_t         wwnn[8];
 1171         } vp_mod_ports[2];
 1172         uint8_t         vp_mod_reserved2[8];
 1173 } vp_modify_t;
 1174 
 1175 #define VP_STS_OK       0x00
 1176 #define VP_STS_ERR      0x01
 1177 #define VP_CNT_ERR      0x02
 1178 #define VP_GEN_ERR      0x03
 1179 #define VP_IDX_ERR      0x04
 1180 #define VP_STS_BSY      0x05
 1181 
 1182 #define VP_MODIFY_VP    0x00
 1183 #define VP_MODIFY_ENA   0x01
 1184 
 1185 /*
 1186  * Port Data Base Element
 1187  */
 1188 
 1189 typedef struct {
 1190         uint16_t        pdb_options;
 1191         uint8_t         pdb_mstate;
 1192         uint8_t         pdb_sstate;
 1193         uint8_t         pdb_hardaddr_bits[4];
 1194         uint8_t         pdb_portid_bits[4];
 1195         uint8_t         pdb_nodename[8];
 1196         uint8_t         pdb_portname[8];
 1197         uint16_t        pdb_execthrottle;
 1198         uint16_t        pdb_exec_count;
 1199         uint8_t         pdb_retry_count;
 1200         uint8_t         pdb_retry_delay;
 1201         uint16_t        pdb_resalloc;
 1202         uint16_t        pdb_curalloc;
 1203         uint16_t        pdb_qhead;
 1204         uint16_t        pdb_qtail;
 1205         uint16_t        pdb_tl_next;
 1206         uint16_t        pdb_tl_last;
 1207         uint16_t        pdb_features;   /* PLOGI, Common Service */
 1208         uint16_t        pdb_pconcurrnt; /* PLOGI, Common Service */
 1209         uint16_t        pdb_roi;        /* PLOGI, Common Service */
 1210         uint8_t         pdb_target;
 1211         uint8_t         pdb_initiator;  /* PLOGI, Class 3 Control Flags */
 1212         uint16_t        pdb_rdsiz;      /* PLOGI, Class 3 */
 1213         uint16_t        pdb_ncseq;      /* PLOGI, Class 3 */
 1214         uint16_t        pdb_noseq;      /* PLOGI, Class 3 */
 1215         uint16_t        pdb_labrtflg;
 1216         uint16_t        pdb_lstopflg;
 1217         uint16_t        pdb_sqhead;
 1218         uint16_t        pdb_sqtail;
 1219         uint16_t        pdb_ptimer;
 1220         uint16_t        pdb_nxt_seqid;
 1221         uint16_t        pdb_fcount;
 1222         uint16_t        pdb_prli_len;
 1223         uint16_t        pdb_prli_svc0;
 1224         uint16_t        pdb_prli_svc3;
 1225         uint16_t        pdb_loopid;
 1226         uint16_t        pdb_il_ptr;
 1227         uint16_t        pdb_sl_ptr;
 1228 } isp_pdb_21xx_t;
 1229 
 1230 #define PDB_OPTIONS_XMITTING    (1<<11)
 1231 #define PDB_OPTIONS_LNKXMIT     (1<<10)
 1232 #define PDB_OPTIONS_ABORTED     (1<<9)
 1233 #define PDB_OPTIONS_ADISC       (1<<1)
 1234 
 1235 #define PDB_STATE_DISCOVERY     0
 1236 #define PDB_STATE_WDISC_ACK     1
 1237 #define PDB_STATE_PLOGI         2
 1238 #define PDB_STATE_PLOGI_ACK     3
 1239 #define PDB_STATE_PRLI          4
 1240 #define PDB_STATE_PRLI_ACK      5
 1241 #define PDB_STATE_LOGGED_IN     6
 1242 #define PDB_STATE_PORT_UNAVAIL  7
 1243 #define PDB_STATE_PRLO          8
 1244 #define PDB_STATE_PRLO_ACK      9
 1245 #define PDB_STATE_PLOGO         10
 1246 #define PDB_STATE_PLOG_ACK      11
 1247 
 1248 #define SVC3_ROLE_MASK          0x30
 1249 #define SVC3_ROLE_SHIFT         4
 1250 
 1251 #define BITS2WORD(x)            ((x)[0] << 16 | (x)[3] << 8 | (x)[2])
 1252 #define BITS2WORD_24XX(x)       ((x)[0] << 16 | (x)[1] << 8 | (x)[2])
 1253 
 1254 /*
 1255  * Port Data Base Element- 24XX cards
 1256  */
 1257 typedef struct {
 1258         uint16_t        pdb_flags;
 1259         uint8_t         pdb_curstate;
 1260         uint8_t         pdb_laststate;
 1261         uint8_t         pdb_hardaddr_bits[4];
 1262         uint8_t         pdb_portid_bits[4];
 1263 #define         pdb_nxt_seqid_2400      pdb_portid_bits[3]
 1264         uint16_t        pdb_retry_timer;
 1265         uint16_t        pdb_handle;
 1266         uint16_t        pdb_rcv_dsize;
 1267         uint16_t        pdb_reserved0;
 1268         uint16_t        pdb_prli_svc0;
 1269         uint16_t        pdb_prli_svc3;
 1270         uint8_t         pdb_portname[8];
 1271         uint8_t         pdb_nodename[8];
 1272         uint8_t         pdb_reserved1[24];
 1273 } isp_pdb_24xx_t;
 1274 
 1275 #define PDB2400_TID_SUPPORTED   0x4000
 1276 #define PDB2400_FC_TAPE         0x0080
 1277 #define PDB2400_CLASS2_ACK0     0x0040
 1278 #define PDB2400_FCP_CONF        0x0020
 1279 #define PDB2400_CLASS2          0x0010
 1280 #define PDB2400_ADDR_VALID      0x0002
 1281 
 1282 #define PDB2400_STATE_PLOGI_PEND        0x03
 1283 #define PDB2400_STATE_PLOGI_DONE        0x04
 1284 #define PDB2400_STATE_PRLI_PEND         0x05
 1285 #define PDB2400_STATE_LOGGED_IN         0x06
 1286 #define PDB2400_STATE_PORT_UNAVAIL      0x07
 1287 #define PDB2400_STATE_PRLO_PEND         0x09
 1288 #define PDB2400_STATE_LOGO_PEND         0x0B
 1289 
 1290 /*
 1291  * Common elements from the above two structures that are actually useful to us.
 1292  */
 1293 typedef struct {
 1294         uint16_t        handle;
 1295         uint16_t        prli_word3;
 1296         uint32_t                : 8,
 1297                         portid  : 24;
 1298         uint8_t         portname[8];
 1299         uint8_t         nodename[8];
 1300 } isp_pdb_t;
 1301 
 1302 /*
 1303  * Port Database Changed Async Event information for 24XX cards
 1304  */
 1305 #define PDB24XX_AE_OK           0x00
 1306 #define PDB24XX_AE_IMPL_LOGO_1  0x01
 1307 #define PDB24XX_AE_IMPL_LOGO_2  0x02
 1308 #define PDB24XX_AE_IMPL_LOGO_3  0x03
 1309 #define PDB24XX_AE_PLOGI_RCVD   0x04
 1310 #define PDB24XX_AE_PLOGI_RJT    0x05
 1311 #define PDB24XX_AE_PRLI_RCVD    0x06
 1312 #define PDB24XX_AE_PRLI_RJT     0x07
 1313 #define PDB24XX_AE_TPRLO        0x08
 1314 #define PDB24XX_AE_TPRLO_RJT    0x09
 1315 #define PDB24XX_AE_PRLO_RCVD    0x0a
 1316 #define PDB24XX_AE_LOGO_RCVD    0x0b
 1317 #define PDB24XX_AE_TOPO_CHG     0x0c
 1318 #define PDB24XX_AE_NPORT_CHG    0x0d
 1319 #define PDB24XX_AE_FLOGI_RJT    0x0e
 1320 #define PDB24XX_AE_BAD_FANN     0x0f
 1321 #define PDB24XX_AE_FLOGI_TIMO   0x10
 1322 #define PDB24XX_AE_ABX_LOGO     0x11
 1323 #define PDB24XX_AE_PLOGI_DONE   0x12
 1324 #define PDB24XX_AE_PRLI_DONJE   0x13
 1325 #define PDB24XX_AE_OPN_1        0x14
 1326 #define PDB24XX_AE_OPN_2        0x15
 1327 #define PDB24XX_AE_TXERR        0x16
 1328 #define PDB24XX_AE_FORCED_LOGO  0x17
 1329 #define PDB24XX_AE_DISC_TIMO    0x18
 1330 
 1331 /*
 1332  * Genericized Port Login/Logout software structure
 1333  */
 1334 typedef struct {
 1335         uint16_t        handle;
 1336         uint16_t        channel;
 1337         uint32_t
 1338                 flags   : 8,
 1339                 portid  : 24;
 1340 } isp_plcmd_t;
 1341 /* the flags to use are those for PLOGX_FLG_* below */
 1342 
 1343 /*
 1344  * ISP24XX- Login/Logout Port IOCB
 1345  */
 1346 typedef struct {
 1347         isphdr_t        plogx_header;
 1348         uint32_t        plogx_handle;
 1349         uint16_t        plogx_status;
 1350         uint16_t        plogx_nphdl;
 1351         uint16_t        plogx_flags;
 1352         uint16_t        plogx_vphdl;            /* low 8 bits */
 1353         uint16_t        plogx_portlo;           /* low 16 bits */
 1354         uint16_t        plogx_rspsz_porthi;
 1355         struct {
 1356                 uint16_t        lo16;
 1357                 uint16_t        hi16;
 1358         } plogx_ioparm[11];
 1359 } isp_plogx_t;
 1360 
 1361 #define PLOGX_STATUS_OK         0x00
 1362 #define PLOGX_STATUS_UNAVAIL    0x28
 1363 #define PLOGX_STATUS_LOGOUT     0x29
 1364 #define PLOGX_STATUS_IOCBERR    0x31
 1365 
 1366 #define PLOGX_IOCBERR_NOLINK    0x01
 1367 #define PLOGX_IOCBERR_NOIOCB    0x02
 1368 #define PLOGX_IOCBERR_NOXGHG    0x03
 1369 #define PLOGX_IOCBERR_FAILED    0x04    /* further info in IOPARM 1 */
 1370 #define PLOGX_IOCBERR_NOFABRIC  0x05
 1371 #define PLOGX_IOCBERR_NOTREADY  0x07
 1372 #define PLOGX_IOCBERR_NOLOGIN   0x08    /* further info in IOPARM 1 */
 1373 #define PLOGX_IOCBERR_NOPCB     0x0a
 1374 #define PLOGX_IOCBERR_REJECT    0x18    /* further info in IOPARM 1 */
 1375 #define PLOGX_IOCBERR_EINVAL    0x19    /* further info in IOPARM 1 */
 1376 #define PLOGX_IOCBERR_PORTUSED  0x1a    /* further info in IOPARM 1 */
 1377 #define PLOGX_IOCBERR_HNDLUSED  0x1b    /* further info in IOPARM 1 */
 1378 #define PLOGX_IOCBERR_NOHANDLE  0x1c
 1379 #define PLOGX_IOCBERR_NOFLOGI   0x1f    /* further info in IOPARM 1 */
 1380 
 1381 #define PLOGX_FLG_CMD_MASK      0xf
 1382 #define PLOGX_FLG_CMD_PLOGI     0
 1383 #define PLOGX_FLG_CMD_PRLI      1
 1384 #define PLOGX_FLG_CMD_PDISC     2
 1385 #define PLOGX_FLG_CMD_LOGO      8
 1386 #define PLOGX_FLG_CMD_PRLO      9
 1387 #define PLOGX_FLG_CMD_TPRLO     10
 1388 
 1389 #define PLOGX_FLG_COND_PLOGI            0x10    /* if with PLOGI */
 1390 #define PLOGX_FLG_IMPLICIT              0x10    /* if with LOGO, PRLO, TPRLO */
 1391 #define PLOGX_FLG_SKIP_PRLI             0x20    /* if with PLOGI */
 1392 #define PLOGX_FLG_IMPLICIT_LOGO_ALL     0x20    /* if with LOGO */
 1393 #define PLOGX_FLG_EXPLICIT_LOGO         0x40    /* if with LOGO */
 1394 #define PLOGX_FLG_COMMON_FEATURES       0x80    /* if with PLOGI */
 1395 #define PLOGX_FLG_FREE_NPHDL            0x80    /* if with with LOGO */
 1396 
 1397 #define PLOGX_FLG_CLASS2                0x100   /* if with PLOGI */
 1398 #define PLOGX_FLG_FCP2_OVERRIDE         0x200   /* if with PRLOG, PRLI */
 1399 
 1400 /*
 1401  * Report ID Acquisistion (24XX multi-id firmware)
 1402  */
 1403 typedef struct {
 1404         isphdr_t        ridacq_hdr;
 1405         uint32_t        ridacq_handle;
 1406         union {
 1407                 struct {
 1408                         uint8_t         ridacq_vp_acquired;
 1409                         uint8_t         ridacq_vp_setup;
 1410                         uint16_t        ridacq_reserved0;
 1411                 } type0;        /* type 0 */
 1412                 struct {
 1413                         uint16_t        ridacq_vp_count;
 1414                         uint8_t         ridacq_vp_index;
 1415                         uint8_t         ridacq_vp_status;
 1416                 } type1;        /* type 1 */
 1417         } un;
 1418         uint16_t        ridacq_vp_port_lo;
 1419         uint8_t         ridacq_vp_port_hi;
 1420         uint8_t         ridacq_format;          /* 0 or 1 */
 1421         uint16_t        ridacq_map[8];
 1422         uint8_t         ridacq_reserved1[32];
 1423 } isp_ridacq_t;
 1424 
 1425 #define RIDACQ_STS_COMPLETE     0
 1426 #define RIDACQ_STS_UNACQUIRED   1
 1427 #define RIDACQ_STS_CHANGED      20
 1428 
 1429 
 1430 /*
 1431  * Simple Name Server Data Structures
 1432  */
 1433 #define SNS_GA_NXT      0x100
 1434 #define SNS_GPN_ID      0x112
 1435 #define SNS_GNN_ID      0x113
 1436 #define SNS_GFF_ID      0x11F
 1437 #define SNS_GID_FT      0x171
 1438 #define SNS_RFT_ID      0x217
 1439 typedef struct {
 1440         uint16_t        snscb_rblen;    /* response buffer length (words) */
 1441         uint16_t        snscb_reserved0;
 1442         uint16_t        snscb_addr[4];  /* response buffer address */
 1443         uint16_t        snscb_sblen;    /* subcommand buffer length (words) */
 1444         uint16_t        snscb_reserved1;
 1445         uint16_t        snscb_data[1];  /* variable data */
 1446 } sns_screq_t;  /* Subcommand Request Structure */
 1447 
 1448 typedef struct {
 1449         uint16_t        snscb_rblen;    /* response buffer length (words) */
 1450         uint16_t        snscb_reserved0;
 1451         uint16_t        snscb_addr[4];  /* response buffer address */
 1452         uint16_t        snscb_sblen;    /* subcommand buffer length (words) */
 1453         uint16_t        snscb_reserved1;
 1454         uint16_t        snscb_cmd;
 1455         uint16_t        snscb_reserved2;
 1456         uint32_t        snscb_reserved3;
 1457         uint32_t        snscb_port;
 1458 } sns_ga_nxt_req_t;
 1459 #define SNS_GA_NXT_REQ_SIZE     (sizeof (sns_ga_nxt_req_t))
 1460 
 1461 typedef struct {
 1462         uint16_t        snscb_rblen;    /* response buffer length (words) */
 1463         uint16_t        snscb_reserved0;
 1464         uint16_t        snscb_addr[4];  /* response buffer address */
 1465         uint16_t        snscb_sblen;    /* subcommand buffer length (words) */
 1466         uint16_t        snscb_reserved1;
 1467         uint16_t        snscb_cmd;
 1468         uint16_t        snscb_reserved2;
 1469         uint32_t        snscb_reserved3;
 1470         uint32_t        snscb_portid;
 1471 } sns_gxn_id_req_t;
 1472 #define SNS_GXN_ID_REQ_SIZE     (sizeof (sns_gxn_id_req_t))
 1473 
 1474 typedef struct {
 1475         uint16_t        snscb_rblen;    /* response buffer length (words) */
 1476         uint16_t        snscb_reserved0;
 1477         uint16_t        snscb_addr[4];  /* response buffer address */
 1478         uint16_t        snscb_sblen;    /* subcommand buffer length (words) */
 1479         uint16_t        snscb_reserved1;
 1480         uint16_t        snscb_cmd;
 1481         uint16_t        snscb_mword_div_2;
 1482         uint32_t        snscb_reserved3;
 1483         uint32_t        snscb_fc4_type;
 1484 } sns_gid_ft_req_t;
 1485 #define SNS_GID_FT_REQ_SIZE     (sizeof (sns_gid_ft_req_t))
 1486 
 1487 typedef struct {
 1488         uint16_t        snscb_rblen;    /* response buffer length (words) */
 1489         uint16_t        snscb_reserved0;
 1490         uint16_t        snscb_addr[4];  /* response buffer address */
 1491         uint16_t        snscb_sblen;    /* subcommand buffer length (words) */
 1492         uint16_t        snscb_reserved1;
 1493         uint16_t        snscb_cmd;
 1494         uint16_t        snscb_reserved2;
 1495         uint32_t        snscb_reserved3;
 1496         uint32_t        snscb_port;
 1497         uint32_t        snscb_fc4_types[8];
 1498 } sns_rft_id_req_t;
 1499 #define SNS_RFT_ID_REQ_SIZE     (sizeof (sns_rft_id_req_t))
 1500 
 1501 typedef struct {
 1502         ct_hdr_t        snscb_cthdr;
 1503         uint8_t         snscb_port_type;
 1504         uint8_t         snscb_port_id[3];
 1505         uint8_t         snscb_portname[8];
 1506         uint16_t        snscb_data[1];  /* variable data */
 1507 } sns_scrsp_t;  /* Subcommand Response Structure */
 1508 
 1509 typedef struct {
 1510         ct_hdr_t        snscb_cthdr;
 1511         uint8_t         snscb_port_type;
 1512         uint8_t         snscb_port_id[3];
 1513         uint8_t         snscb_portname[8];
 1514         uint8_t         snscb_pnlen;            /* symbolic port name length */
 1515         uint8_t         snscb_pname[255];       /* symbolic port name */
 1516         uint8_t         snscb_nodename[8];
 1517         uint8_t         snscb_nnlen;            /* symbolic node name length */
 1518         uint8_t         snscb_nname[255];       /* symbolic node name */
 1519         uint8_t         snscb_ipassoc[8];
 1520         uint8_t         snscb_ipaddr[16];
 1521         uint8_t         snscb_svc_class[4];
 1522         uint8_t         snscb_fc4_types[32];
 1523         uint8_t         snscb_fpname[8];
 1524         uint8_t         snscb_reserved;
 1525         uint8_t         snscb_hardaddr[3];
 1526 } sns_ga_nxt_rsp_t;     /* Subcommand Response Structure */
 1527 #define SNS_GA_NXT_RESP_SIZE    (sizeof (sns_ga_nxt_rsp_t))
 1528 
 1529 typedef struct {
 1530         ct_hdr_t        snscb_cthdr;
 1531         uint8_t         snscb_wwn[8];
 1532 } sns_gxn_id_rsp_t;
 1533 #define SNS_GXN_ID_RESP_SIZE    (sizeof (sns_gxn_id_rsp_t))
 1534 
 1535 typedef struct {
 1536         ct_hdr_t        snscb_cthdr;
 1537         uint32_t        snscb_fc4_features[32];
 1538 } sns_gff_id_rsp_t;
 1539 #define SNS_GFF_ID_RESP_SIZE    (sizeof (sns_gff_id_rsp_t))
 1540 
 1541 typedef struct {
 1542         ct_hdr_t        snscb_cthdr;
 1543         struct {
 1544                 uint8_t         control;
 1545                 uint8_t         portid[3];
 1546         } snscb_ports[1];
 1547 } sns_gid_ft_rsp_t;
 1548 #define SNS_GID_FT_RESP_SIZE(x) ((sizeof (sns_gid_ft_rsp_t)) + ((x - 1) << 2))
 1549 #define SNS_RFT_ID_RESP_SIZE    (sizeof (ct_hdr_t))
 1550 
 1551 /*
 1552  * Other Misc Structures
 1553  */
 1554 
 1555 /* ELS Pass Through */
 1556 typedef struct {
 1557         isphdr_t        els_hdr;
 1558         uint32_t        els_handle;
 1559         uint16_t        els_status;
 1560         uint16_t        els_nphdl;
 1561         uint16_t        els_xmit_dsd_count;     /* outgoing only */
 1562         uint8_t         els_vphdl;
 1563         uint8_t         els_sof;
 1564         uint32_t        els_rxid;
 1565         uint16_t        els_recv_dsd_count;     /* outgoing only */
 1566         uint8_t         els_opcode;
 1567         uint8_t         els_reserved1;
 1568         uint8_t         els_did_lo;
 1569         uint8_t         els_did_mid;
 1570         uint8_t         els_did_hi;
 1571         uint8_t         els_reserved2;
 1572         uint16_t        els_reserved3;
 1573         uint16_t        els_ctl_flags;
 1574         union {
 1575                 struct {
 1576                         uint32_t        _els_bytecnt;
 1577                         uint32_t        _els_subcode1;
 1578                         uint32_t        _els_subcode2;
 1579                         uint8_t         _els_reserved4[20];
 1580                 } in;
 1581                 struct {
 1582                         uint32_t        _els_recv_bytecnt;
 1583                         uint32_t        _els_xmit_bytecnt;
 1584                         uint32_t        _els_xmit_dsd_length;
 1585                         uint16_t        _els_xmit_dsd_a1500;
 1586                         uint16_t        _els_xmit_dsd_a3116;
 1587                         uint16_t        _els_xmit_dsd_a4732;
 1588                         uint16_t        _els_xmit_dsd_a6348;
 1589                         uint32_t        _els_recv_dsd_length;
 1590                         uint16_t        _els_recv_dsd_a1500;
 1591                         uint16_t        _els_recv_dsd_a3116;
 1592                         uint16_t        _els_recv_dsd_a4732;
 1593                         uint16_t        _els_recv_dsd_a6348;
 1594                 } out;
 1595         } inout;
 1596 #define els_bytecnt             inout.in._els_bytecnt
 1597 #define els_subcode1            inout.in._els_subcode1
 1598 #define els_subcode2            inout.in._els_subcode2
 1599 #define els_reserved4           inout.in._els_reserved4
 1600 #define els_recv_bytecnt        inout.out._els_recv_bytecnt
 1601 #define els_xmit_bytecnt        inout.out._els_xmit_bytecnt
 1602 #define els_xmit_dsd_length     inout.out._els_xmit_dsd_length
 1603 #define els_xmit_dsd_a1500      inout.out._els_xmit_dsd_a1500
 1604 #define els_xmit_dsd_a3116      inout.out._els_xmit_dsd_a3116
 1605 #define els_xmit_dsd_a4732      inout.out._els_xmit_dsd_a4732
 1606 #define els_xmit_dsd_a6348      inout.out._els_xmit_dsd_a6348
 1607 #define els_recv_dsd_length     inout.out._els_recv_dsd_length
 1608 #define els_recv_dsd_a1500      inout.out._els_recv_dsd_a1500
 1609 #define els_recv_dsd_a3116      inout.out._els_recv_dsd_a3116
 1610 #define els_recv_dsd_a4732      inout.out._els_recv_dsd_a4732
 1611 #define els_recv_dsd_a6348      inout.out._els_recv_dsd_a6348
 1612 } els_t;
 1613 
 1614 /*
 1615  * A handy package structure for running FC-SCSI commands internally
 1616  */
 1617 typedef struct {
 1618         uint16_t        handle;
 1619         uint16_t        lun;
 1620         uint32_t        
 1621                 channel : 8,
 1622                 portid  : 24;
 1623         uint32_t        timeout;
 1624         union {
 1625                 struct {
 1626                         uint32_t data_length;
 1627                         uint32_t 
 1628                                 no_wait : 1,
 1629                                 do_read : 1;
 1630                         uint8_t cdb[16];
 1631                         void *data_ptr;
 1632                 } beg;
 1633                 struct {
 1634                         uint32_t data_residual;
 1635                         uint8_t status;
 1636                         uint8_t pad;
 1637                         uint16_t sense_length;
 1638                         uint8_t sense_data[32];
 1639                 } end;
 1640         } fcd;
 1641 } isp_xcmd_t;
 1642 
 1643 /*
 1644  * Target Mode related definitions
 1645  */
 1646 #define QLTM_SENSELEN   18      /* non-FC cards only */
 1647 #define QLTM_SVALID     0x80
 1648 
 1649 /*
 1650  * Structure for Enable Lun and Modify Lun queue entries
 1651  */
 1652 typedef struct {
 1653         isphdr_t        le_header;
 1654         uint32_t        le_reserved;
 1655         uint8_t         le_lun;
 1656         uint8_t         le_rsvd;
 1657         uint8_t         le_ops;         /* Modify LUN only */
 1658         uint8_t         le_tgt;         /* Not for FC */
 1659         uint32_t        le_flags;       /* Not for FC */
 1660         uint8_t         le_status;
 1661         uint8_t         le_reserved2;
 1662         uint8_t         le_cmd_count;
 1663         uint8_t         le_in_count;
 1664         uint8_t         le_cdb6len;     /* Not for FC */
 1665         uint8_t         le_cdb7len;     /* Not for FC */
 1666         uint16_t        le_timeout;
 1667         uint16_t        le_reserved3[20];
 1668 } lun_entry_t;
 1669 
 1670 /*
 1671  * le_flags values
 1672  */
 1673 #define LUN_TQAE        0x00000002      /* bit1  Tagged Queue Action Enable */
 1674 #define LUN_DSSM        0x01000000      /* bit24 Disable Sending SDP Message */
 1675 #define LUN_DISAD       0x02000000      /* bit25 Disable autodisconnect */
 1676 #define LUN_DM          0x40000000      /* bit30 Disconnects Mandatory */
 1677 
 1678 /*
 1679  * le_ops values
 1680  */
 1681 #define LUN_CCINCR      0x01    /* increment command count */
 1682 #define LUN_CCDECR      0x02    /* decrement command count */
 1683 #define LUN_ININCR      0x40    /* increment immed. notify count */
 1684 #define LUN_INDECR      0x80    /* decrement immed. notify count */
 1685 
 1686 /*
 1687  * le_status values
 1688  */
 1689 #define LUN_OK          0x01    /* we be rockin' */
 1690 #define LUN_ERR         0x04    /* request completed with error */
 1691 #define LUN_INVAL       0x06    /* invalid request */
 1692 #define LUN_NOCAP       0x16    /* can't provide requested capability */
 1693 #define LUN_ENABLED     0x3E    /* LUN already enabled */
 1694 
 1695 /*
 1696  * Immediate Notify Entry structure
 1697  */
 1698 #define IN_MSGLEN       8       /* 8 bytes */
 1699 #define IN_RSVDLEN      8       /* 8 words */
 1700 typedef struct {
 1701         isphdr_t        in_header;
 1702         uint32_t        in_reserved;
 1703         uint8_t         in_lun;         /* lun */
 1704         uint8_t         in_iid;         /* initiator */
 1705         uint8_t         in_reserved2;
 1706         uint8_t         in_tgt;         /* target */
 1707         uint32_t        in_flags;
 1708         uint8_t         in_status;
 1709         uint8_t         in_rsvd2;
 1710         uint8_t         in_tag_val;     /* tag value */
 1711         uint8_t         in_tag_type;    /* tag type */
 1712         uint16_t        in_seqid;       /* sequence id */
 1713         uint8_t         in_msg[IN_MSGLEN];      /* SCSI message bytes */
 1714         uint16_t        in_reserved3[IN_RSVDLEN];
 1715         uint8_t         in_sense[QLTM_SENSELEN];/* suggested sense data */
 1716 } in_entry_t;
 1717 
 1718 typedef struct {
 1719         isphdr_t        in_header;
 1720         uint32_t        in_reserved;
 1721         uint8_t         in_lun;         /* lun */
 1722         uint8_t         in_iid;         /* initiator */
 1723         uint16_t        in_scclun;
 1724         uint32_t        in_reserved2;
 1725         uint16_t        in_status;
 1726         uint16_t        in_task_flags;
 1727         uint16_t        in_seqid;       /* sequence id */
 1728 } in_fcentry_t;
 1729 
 1730 typedef struct {
 1731         isphdr_t        in_header;
 1732         uint32_t        in_reserved;
 1733         uint16_t        in_iid;         /* initiator */
 1734         uint16_t        in_scclun;
 1735         uint32_t        in_reserved2;
 1736         uint16_t        in_status;
 1737         uint16_t        in_task_flags;
 1738         uint16_t        in_seqid;       /* sequence id */
 1739 } in_fcentry_e_t;
 1740 
 1741 /*
 1742  * Values for the in_status field
 1743  */
 1744 #define IN_REJECT       0x0D    /* Message Reject message received */
 1745 #define IN_RESET        0x0E    /* Bus Reset occurred */
 1746 #define IN_NO_RCAP      0x16    /* requested capability not available */
 1747 #define IN_IDE_RECEIVED 0x33    /* Initiator Detected Error msg received */
 1748 #define IN_RSRC_UNAVAIL 0x34    /* resource unavailable */
 1749 #define IN_MSG_RECEIVED 0x36    /* SCSI message received */
 1750 #define IN_ABORT_TASK   0x20    /* task named in RX_ID is being aborted (FC) */
 1751 #define IN_PORT_LOGOUT  0x29    /* port has logged out (FC) */
 1752 #define IN_PORT_CHANGED 0x2A    /* port changed */
 1753 #define IN_GLOBAL_LOGO  0x2E    /* all ports logged out */
 1754 #define IN_NO_NEXUS     0x3B    /* Nexus not established */
 1755 #define IN_SRR_RCVD     0x45    /* SRR received */
 1756 
 1757 /*
 1758  * Values for the in_task_flags field- should only get one at a time!
 1759  */
 1760 #define TASK_FLAGS_RESERVED_MASK        (0xe700)
 1761 #define TASK_FLAGS_CLEAR_ACA            (1<<14)
 1762 #define TASK_FLAGS_TARGET_RESET         (1<<13)
 1763 #define TASK_FLAGS_LUN_RESET            (1<<12)
 1764 #define TASK_FLAGS_CLEAR_TASK_SET       (1<<10)
 1765 #define TASK_FLAGS_ABORT_TASK_SET       (1<<9)
 1766 
 1767 /*
 1768  * ISP24XX Immediate Notify
 1769  */
 1770 typedef struct {
 1771         isphdr_t        in_header;
 1772         uint32_t        in_reserved;
 1773         uint16_t        in_nphdl;
 1774         uint16_t        in_reserved1;
 1775         uint16_t        in_flags;
 1776         uint16_t        in_srr_rxid;
 1777         uint16_t        in_status;
 1778         uint8_t         in_status_subcode;
 1779         uint8_t         in_reserved2;
 1780         uint32_t        in_rxid;
 1781         uint16_t        in_srr_reloff_lo;
 1782         uint16_t        in_srr_reloff_hi;
 1783         uint16_t        in_srr_iu;
 1784         uint16_t        in_srr_oxid;
 1785         /*
 1786          * If bit 2 is set in in_flags, the N-Port and
 1787          * handle tags are valid. If the received ELS is
 1788          * a LOGO, then these tags contain the N Port ID
 1789          * from the LOGO payload. If the received ELS
 1790          * request is TPRLO, these tags contain the
 1791          * Third Party Originator N Port ID.
 1792          */
 1793         uint16_t        in_nport_id_hi;
 1794 #define in_prli_options in_nport_id_hi
 1795         uint8_t         in_nport_id_lo;
 1796         uint8_t         in_reserved3;
 1797         uint16_t        in_np_handle;
 1798         uint8_t         in_reserved4[12];
 1799         uint8_t         in_reserved5;
 1800         uint8_t         in_vpidx;
 1801         uint32_t        in_reserved6;
 1802         uint16_t        in_portid_lo;
 1803         uint8_t         in_portid_hi;
 1804         uint8_t         in_reserved7;
 1805         uint16_t        in_reserved8;
 1806         uint16_t        in_oxid;
 1807 } in_fcentry_24xx_t;
 1808 
 1809 #define IN24XX_FLAG_PUREX_IOCB          0x1
 1810 #define IN24XX_FLAG_GLOBAL_LOGOUT       0x2
 1811 #define IN24XX_FLAG_NPHDL_VALID         0x4
 1812 
 1813 #define IN24XX_LIP_RESET        0x0E
 1814 #define IN24XX_LINK_RESET       0x0F
 1815 #define IN24XX_PORT_LOGOUT      0x29
 1816 #define IN24XX_PORT_CHANGED     0x2A
 1817 #define IN24XX_LINK_FAILED      0x2E
 1818 #define IN24XX_SRR_RCVD         0x45
 1819 #define IN24XX_ELS_RCVD         0x46    /*
 1820                                          * login-affectin ELS received- check
 1821                                          * subcode for specific opcode
 1822                                          */
 1823 
 1824 /*
 1825  * For f/w > 4.0.25, these offsets in the Immediate Notify contain
 1826  * the WWNN/WWPN if the ELS is PLOGI, PDISC or ADISC. The WWN is in
 1827  * Big Endian format.
 1828  */
 1829 #define IN24XX_PLOGI_WWNN_OFF   0x20
 1830 #define IN24XX_PLOGI_WWPN_OFF   0x28
 1831 
 1832 /*
 1833  * For f/w > 4.0.25, this offset in the Immediate Notify contain
 1834  * the WWPN if the ELS is LOGO. The WWN is in Big Endian format.
 1835  */
 1836 #define IN24XX_LOGO_WWPN_OFF    0x28
 1837 
 1838 /*
 1839  * Immediate Notify Status Subcodes for IN24XX_PORT_LOGOUT
 1840  */
 1841 #define IN24XX_PORT_LOGOUT_PDISC_TMO    0x00
 1842 #define IN24XX_PORT_LOGOUT_UXPR_DISC    0x01
 1843 #define IN24XX_PORT_LOGOUT_OWN_OPN      0x02
 1844 #define IN24XX_PORT_LOGOUT_OWN_OPN_SFT  0x03
 1845 #define IN24XX_PORT_LOGOUT_ABTS_TMO     0x04
 1846 #define IN24XX_PORT_LOGOUT_DISC_RJT     0x05
 1847 #define IN24XX_PORT_LOGOUT_LOGIN_NEEDED 0x06
 1848 #define IN24XX_PORT_LOGOUT_BAD_DISC     0x07
 1849 #define IN24XX_PORT_LOGOUT_LOST_ALPA    0x08
 1850 #define IN24XX_PORT_LOGOUT_XMIT_FAILURE 0x09
 1851 
 1852 /*
 1853  * Immediate Notify Status Subcodes for IN24XX_PORT_CHANGED
 1854  */
 1855 #define IN24XX_PORT_CHANGED_BADFAN      0x00
 1856 #define IN24XX_PORT_CHANGED_TOPO_CHANGE 0x01
 1857 #define IN24XX_PORT_CHANGED_FLOGI_ACC   0x02
 1858 #define IN24XX_PORT_CHANGED_FLOGI_RJT   0x03
 1859 #define IN24XX_PORT_CHANGED_TIMEOUT     0x04
 1860 #define IN24XX_PORT_CHANGED_PORT_CHANGE 0x05
 1861 
 1862 /*
 1863  * Notify Acknowledge Entry structure
 1864  */
 1865 #define NA_RSVDLEN      22
 1866 typedef struct {
 1867         isphdr_t        na_header;
 1868         uint32_t        na_reserved;
 1869         uint8_t         na_lun;         /* lun */
 1870         uint8_t         na_iid;         /* initiator */
 1871         uint8_t         na_reserved2;
 1872         uint8_t         na_tgt;         /* target */
 1873         uint32_t        na_flags;
 1874         uint8_t         na_status;
 1875         uint8_t         na_event;
 1876         uint16_t        na_seqid;       /* sequence id */
 1877         uint16_t        na_reserved3[NA_RSVDLEN];
 1878 } na_entry_t;
 1879 
 1880 /*
 1881  * Value for the na_event field
 1882  */
 1883 #define NA_RST_CLRD     0x80    /* Clear an async event notification */
 1884 #define NA_OK           0x01    /* Notify Acknowledge Succeeded */
 1885 #define NA_INVALID      0x06    /* Invalid Notify Acknowledge */
 1886 
 1887 #define NA2_RSVDLEN     21
 1888 typedef struct {
 1889         isphdr_t        na_header;
 1890         uint32_t        na_reserved;
 1891         uint8_t         na_reserved1;
 1892         uint8_t         na_iid;         /* initiator loop id */
 1893         uint16_t        na_response;
 1894         uint16_t        na_flags;
 1895         uint16_t        na_reserved2;
 1896         uint16_t        na_status;
 1897         uint16_t        na_task_flags;
 1898         uint16_t        na_seqid;       /* sequence id */
 1899         uint16_t        na_reserved3[NA2_RSVDLEN];
 1900 } na_fcentry_t;
 1901 
 1902 typedef struct {
 1903         isphdr_t        na_header;
 1904         uint32_t        na_reserved;
 1905         uint16_t        na_iid;         /* initiator loop id */
 1906         uint16_t        na_response;    /* response code */
 1907         uint16_t        na_flags;
 1908         uint16_t        na_reserved2;
 1909         uint16_t        na_status;
 1910         uint16_t        na_task_flags;
 1911         uint16_t        na_seqid;       /* sequence id */
 1912         uint16_t        na_reserved3[NA2_RSVDLEN];
 1913 } na_fcentry_e_t;
 1914 
 1915 #define NAFC_RCOUNT     0x80    /* increment resource count */
 1916 #define NAFC_RST_CLRD   0x20    /* Clear LIP Reset */
 1917 #define NAFC_TVALID     0x10    /* task mangement response code is valid */
 1918 
 1919 /*
 1920  * ISP24XX Notify Acknowledge
 1921  */
 1922 
 1923 typedef struct {
 1924         isphdr_t        na_header;
 1925         uint32_t        na_handle;
 1926         uint16_t        na_nphdl;
 1927         uint16_t        na_reserved1;
 1928         uint16_t        na_flags;
 1929         uint16_t        na_srr_rxid;
 1930         uint16_t        na_status;
 1931         uint8_t         na_status_subcode;
 1932         uint8_t         na_reserved2;
 1933         uint32_t        na_rxid;
 1934         uint16_t        na_srr_reloff_lo;
 1935         uint16_t        na_srr_reloff_hi;
 1936         uint16_t        na_srr_iu;
 1937         uint16_t        na_srr_flags;
 1938         uint8_t         na_reserved3[18];
 1939         uint8_t         na_reserved4;
 1940         uint8_t         na_vpidx;
 1941         uint8_t         na_srr_reject_vunique;
 1942         uint8_t         na_srr_reject_explanation;
 1943         uint8_t         na_srr_reject_code;
 1944         uint8_t         na_reserved5;
 1945         uint8_t         na_reserved6[6];
 1946         uint16_t        na_oxid;
 1947 } na_fcentry_24xx_t;
 1948 
 1949 /*
 1950  * Accept Target I/O Entry structure
 1951  */
 1952 #define ATIO_CDBLEN     26
 1953 
 1954 typedef struct {
 1955         isphdr_t        at_header;
 1956         uint16_t        at_reserved;
 1957         uint16_t        at_handle;
 1958         uint8_t         at_lun;         /* lun */
 1959         uint8_t         at_iid;         /* initiator */
 1960         uint8_t         at_cdblen;      /* cdb length */
 1961         uint8_t         at_tgt;         /* target */
 1962         uint32_t        at_flags;
 1963         uint8_t         at_status;      /* firmware status */
 1964         uint8_t         at_scsi_status; /* scsi status */
 1965         uint8_t         at_tag_val;     /* tag value */
 1966         uint8_t         at_tag_type;    /* tag type */
 1967         uint8_t         at_cdb[ATIO_CDBLEN];    /* received CDB */
 1968         uint8_t         at_sense[QLTM_SENSELEN];/* suggested sense data */
 1969 } at_entry_t;
 1970 
 1971 /*
 1972  * at_flags values
 1973  */
 1974 #define AT_NODISC       0x00008000      /* disconnect disabled */
 1975 #define AT_TQAE         0x00000002      /* Tagged Queue Action enabled */
 1976 
 1977 /*
 1978  * at_status values
 1979  */
 1980 #define AT_PATH_INVALID 0x07    /* ATIO sent to firmware for disabled lun */
 1981 #define AT_RESET        0x0E    /* SCSI Bus Reset Occurred */
 1982 #define AT_PHASE_ERROR  0x14    /* Bus phase sequence error */
 1983 #define AT_NOCAP        0x16    /* Requested capability not available */
 1984 #define AT_BDR_MSG      0x17    /* Bus Device Reset msg received */
 1985 #define AT_CDB          0x3D    /* CDB received */
 1986 /*
 1987  * Macros to create and fetch and test concatenated handle and tag value macros
 1988  * (SPI only)
 1989  */
 1990 #define AT_MAKE_TAGID(tid, aep)                                         \
 1991         tid = aep->at_handle;                                           \
 1992         if (aep->at_flags & AT_TQAE) {                                  \
 1993                 tid |= (aep->at_tag_val << 16);                         \
 1994                 tid |= (1 << 24);                                       \
 1995         }
 1996 
 1997 #define CT_MAKE_TAGID(tid, ct)                                          \
 1998         tid = ct->ct_fwhandle;                                          \
 1999         if (ct->ct_flags & CT_TQAE) {                                   \
 2000                 tid |= (ct->ct_tag_val << 16);                          \
 2001                 tid |= (1 << 24);                                       \
 2002         }
 2003 
 2004 #define AT_HAS_TAG(val)         ((val) & (1 << 24))
 2005 #define AT_GET_TAG(val)         (((val) >> 16) & 0xff)
 2006 #define AT_GET_HANDLE(val)      ((val) & 0xffff)
 2007 
 2008 #define IN_MAKE_TAGID(tid, inp)                                         \
 2009         tid = inp->in_seqid;                                            \
 2010         tid |= (inp->in_tag_val << 16);                                 \
 2011         tid |= (1 << 24)
 2012 
 2013 /*
 2014  * Accept Target I/O Entry structure, Type 2
 2015  */
 2016 #define ATIO2_CDBLEN    16
 2017 
 2018 typedef struct {
 2019         isphdr_t        at_header;
 2020         uint32_t        at_reserved;
 2021         uint8_t         at_lun;         /* lun or reserved */
 2022         uint8_t         at_iid;         /* initiator */
 2023         uint16_t        at_rxid;        /* response ID */
 2024         uint16_t        at_flags;
 2025         uint16_t        at_status;      /* firmware status */
 2026         uint8_t         at_crn;         /* command reference number */
 2027         uint8_t         at_taskcodes;
 2028         uint8_t         at_taskflags;
 2029         uint8_t         at_execodes;
 2030         uint8_t         at_cdb[ATIO2_CDBLEN];   /* received CDB */
 2031         uint32_t        at_datalen;             /* allocated data len */
 2032         uint16_t        at_scclun;              /* SCC Lun or reserved */
 2033         uint16_t        at_wwpn[4];             /* WWPN of initiator */
 2034         uint16_t        at_reserved2[6];
 2035         uint16_t        at_oxid;
 2036 } at2_entry_t;
 2037 
 2038 typedef struct {
 2039         isphdr_t        at_header;
 2040         uint32_t        at_reserved;
 2041         uint16_t        at_iid;         /* initiator */
 2042         uint16_t        at_rxid;        /* response ID */
 2043         uint16_t        at_flags;
 2044         uint16_t        at_status;      /* firmware status */
 2045         uint8_t         at_crn;         /* command reference number */
 2046         uint8_t         at_taskcodes;
 2047         uint8_t         at_taskflags;
 2048         uint8_t         at_execodes;
 2049         uint8_t         at_cdb[ATIO2_CDBLEN];   /* received CDB */
 2050         uint32_t        at_datalen;             /* allocated data len */
 2051         uint16_t        at_scclun;              /* SCC Lun or reserved */
 2052         uint16_t        at_wwpn[4];             /* WWPN of initiator */
 2053         uint16_t        at_reserved2[6];
 2054         uint16_t        at_oxid;
 2055 } at2e_entry_t;
 2056 
 2057 #define ATIO2_WWPN_OFFSET       0x2A
 2058 #define ATIO2_OXID_OFFSET       0x3E
 2059 
 2060 #define ATIO2_TC_ATTR_MASK      0x7
 2061 #define ATIO2_TC_ATTR_SIMPLEQ   0
 2062 #define ATIO2_TC_ATTR_HEADOFQ   1
 2063 #define ATIO2_TC_ATTR_ORDERED   2
 2064 #define ATIO2_TC_ATTR_ACAQ      4
 2065 #define ATIO2_TC_ATTR_UNTAGGED  5
 2066 
 2067 #define ATIO2_EX_WRITE          0x1
 2068 #define ATIO2_EX_READ           0x2
 2069 /*
 2070  * Macros to create and fetch and test concatenated handle and tag value macros
 2071  */
 2072 #define AT2_MAKE_TAGID(tid, bus, inst, aep)                             \
 2073         tid = aep->at_rxid;                                             \
 2074         tid |= (((uint64_t)inst) << 32);                                \
 2075         tid |= (((uint64_t)bus) << 48)
 2076 
 2077 #define CT2_MAKE_TAGID(tid, bus, inst, ct)                              \
 2078         tid = ct->ct_rxid;                                              \
 2079         tid |= (((uint64_t)inst) << 32);                                \
 2080         tid |= (((uint64_t)(bus & 0xff)) << 48)
 2081 
 2082 #define AT2_HAS_TAG(val)        1
 2083 #define AT2_GET_TAG(val)        ((val) & 0xffffffff)
 2084 #define AT2_GET_INST(val)       (((val) >> 32) & 0xffff)
 2085 #define AT2_GET_HANDLE          AT2_GET_TAG
 2086 #define AT2_GET_BUS(val)        (((val) >> 48) & 0xff)
 2087 
 2088 #define FC_HAS_TAG      AT2_HAS_TAG
 2089 #define FC_GET_TAG      AT2_GET_TAG
 2090 #define FC_GET_INST     AT2_GET_INST
 2091 #define FC_GET_HANDLE   AT2_GET_HANDLE
 2092 
 2093 #define IN_FC_MAKE_TAGID(tid, bus, inst, seqid)                         \
 2094         tid = seqid;                                                    \
 2095         tid |= (((uint64_t)inst) << 32);                                \
 2096         tid |= (((uint64_t)(bus & 0xff)) << 48)
 2097 
 2098 #define FC_TAG_INSERT_INST(tid, inst)                                   \
 2099         tid &= ~0x0000ffff00000000ull;                                  \
 2100         tid |= (((uint64_t)inst) << 32)
 2101 
 2102 /*
 2103  * 24XX ATIO Definition
 2104  *
 2105  * This is *quite* different from other entry types.
 2106  * First of all, it has its own queue it comes in on.
 2107  *
 2108  * Secondly, it doesn't have a normal header.
 2109  *
 2110  * Thirdly, it's just a passthru of the FCP CMND IU
 2111  * which is recorded in big endian mode.
 2112  */
 2113 typedef struct {
 2114         uint8_t         at_type;
 2115         uint8_t         at_count;
 2116         /*
 2117          * Task attribute in high four bits,
 2118          * the rest is the FCP CMND IU Length.
 2119          * NB: the command can extend past the
 2120          * length for a single queue entry.
 2121          */
 2122         uint16_t        at_ta_len;
 2123         uint32_t        at_rxid;
 2124         fc_hdr_t        at_hdr;
 2125         fcp_cmnd_iu_t   at_cmnd;
 2126 } at7_entry_t;
 2127 #define AT7_NORESRC_RXID        0xffffffff
 2128 
 2129 
 2130 /*
 2131  * Continue Target I/O Entry structure
 2132  * Request from driver. The response from the
 2133  * ISP firmware is the same except that the last 18
 2134  * bytes are overwritten by suggested sense data if
 2135  * the 'autosense valid' bit is set in the status byte.
 2136  */
 2137 typedef struct {
 2138         isphdr_t        ct_header;
 2139         uint16_t        ct_syshandle;
 2140         uint16_t        ct_fwhandle;    /* required by f/w */
 2141         uint8_t         ct_lun; /* lun */
 2142         uint8_t         ct_iid; /* initiator id */
 2143         uint8_t         ct_reserved2;
 2144         uint8_t         ct_tgt; /* our target id */
 2145         uint32_t        ct_flags;
 2146         uint8_t         ct_status;      /* isp status */
 2147         uint8_t         ct_scsi_status; /* scsi status */
 2148         uint8_t         ct_tag_val;     /* tag value */
 2149         uint8_t         ct_tag_type;    /* tag type */
 2150         uint32_t        ct_xfrlen;      /* transfer length */
 2151         uint32_t        ct_resid;       /* residual length */
 2152         uint16_t        ct_timeout;
 2153         uint16_t        ct_seg_count;
 2154         ispds_t         ct_dataseg[ISP_RQDSEG];
 2155 } ct_entry_t;
 2156 
 2157 /*
 2158  * For some of the dual port SCSI adapters, port (bus #) is reported
 2159  * in the MSbit of ct_iid. Bit fields are a bit too awkward here.
 2160  *
 2161  * Note that this does not apply to FC adapters at all which can and
 2162  * do report IIDs between 0x81 && 0xfe (or 0x7ff) which represent devices
 2163  * that have logged in across a SCSI fabric.
 2164  */
 2165 #define GET_IID_VAL(x)          (x & 0x3f)
 2166 #define GET_BUS_VAL(x)          ((x >> 7) & 0x1)
 2167 #define SET_IID_VAL(y, x)       y = ((y & ~0x3f) | (x & 0x3f))
 2168 #define SET_BUS_VAL(y, x)       y = ((y & 0x3f) | ((x & 0x1) << 7))
 2169 
 2170 /*
 2171  * ct_flags values
 2172  */
 2173 #define CT_TQAE         0x00000002      /* bit  1, Tagged Queue Action enable */
 2174 #define CT_DATA_IN      0x00000040      /* bits 6&7, Data direction - *to* initiator */
 2175 #define CT_DATA_OUT     0x00000080      /* bits 6&7, Data direction - *from* initiator */
 2176 #define CT_NO_DATA      0x000000C0      /* bits 6&7, Data direction */
 2177 #define CT_CCINCR       0x00000100      /* bit 8, autoincrement atio count */
 2178 #define CT_DATAMASK     0x000000C0      /* bits 6&7, Data direction */
 2179 #define CT_INISYNCWIDE  0x00004000      /* bit 14, Do Sync/Wide Negotiation */
 2180 #define CT_NODISC       0x00008000      /* bit 15, Disconnects disabled */
 2181 #define CT_DSDP         0x01000000      /* bit 24, Disable Save Data Pointers */
 2182 #define CT_SENDRDP      0x04000000      /* bit 26, Send Restore Pointers msg */
 2183 #define CT_SENDSTATUS   0x80000000      /* bit 31, Send SCSI status byte */
 2184 
 2185 /*
 2186  * ct_status values
 2187  * - set by the firmware when it returns the CTIO
 2188  */
 2189 #define CT_OK           0x01    /* completed without error */
 2190 #define CT_ABORTED      0x02    /* aborted by host */
 2191 #define CT_ERR          0x04    /* see sense data for error */
 2192 #define CT_INVAL        0x06    /* request for disabled lun */
 2193 #define CT_NOPATH       0x07    /* invalid ITL nexus */
 2194 #define CT_INVRXID      0x08    /* (FC only) Invalid RX_ID */
 2195 #define CT_DATA_OVER    0x09    /* (FC only) Data Overrun */
 2196 #define CT_RSELTMO      0x0A    /* reselection timeout after 2 tries */
 2197 #define CT_TIMEOUT      0x0B    /* timed out */
 2198 #define CT_RESET        0x0E    /* SCSI Bus Reset occurred */
 2199 #define CT_PARITY       0x0F    /* Uncorrectable Parity Error */
 2200 #define CT_BUS_ERROR    0x10    /* (FC Only) DMA PCI Error */
 2201 #define CT_PANIC        0x13    /* Unrecoverable Error */
 2202 #define CT_PHASE_ERROR  0x14    /* Bus phase sequence error */
 2203 #define CT_DATA_UNDER   0x15    /* (FC only) Data Underrun */
 2204 #define CT_BDR_MSG      0x17    /* Bus Device Reset msg received */
 2205 #define CT_TERMINATED   0x19    /* due to Terminate Transfer mbox cmd */
 2206 #define CT_PORTUNAVAIL  0x28    /* port not available */
 2207 #define CT_LOGOUT       0x29    /* port logout */
 2208 #define CT_PORTCHANGED  0x2A    /* port changed */
 2209 #define CT_IDE          0x33    /* Initiator Detected Error */
 2210 #define CT_NOACK        0x35    /* Outstanding Immed. Notify. entry */
 2211 #define CT_SRR          0x45    /* SRR Received */
 2212 #define CT_LUN_RESET    0x48    /* Lun Reset Received */
 2213 
 2214 #define CT_HBA_RESET    0xffff  /* pseudo error - command destroyed by HBA reset*/
 2215 
 2216 /*
 2217  * When the firmware returns a CTIO entry, it may overwrite the last
 2218  * part of the structure with sense data. This starts at offset 0x2E
 2219  * into the entry, which is in the middle of ct_dataseg[1]. Rather
 2220  * than define a new struct for this, I'm just using the sense data
 2221  * offset.
 2222  */
 2223 #define CTIO_SENSE_OFFSET       0x2E
 2224 
 2225 /*
 2226  * Entry length in u_longs. All entries are the same size so
 2227  * any one will do as the numerator.
 2228  */
 2229 #define UINT32_ENTRY_SIZE       (sizeof(at_entry_t)/sizeof(uint32_t))
 2230 
 2231 /*
 2232  * QLA2100 CTIO (type 2) entry
 2233  */
 2234 #define MAXRESPLEN      26
 2235 typedef struct {
 2236         isphdr_t        ct_header;
 2237         uint32_t        ct_syshandle;
 2238         uint8_t         ct_lun;         /* lun */
 2239         uint8_t         ct_iid;         /* initiator id */
 2240         uint16_t        ct_rxid;        /* response ID */
 2241         uint16_t        ct_flags;
 2242         uint16_t        ct_status;      /* isp status */
 2243         uint16_t        ct_timeout;
 2244         uint16_t        ct_seg_count;
 2245         uint32_t        ct_reloff;      /* relative offset */
 2246         uint32_t        ct_resid;       /* residual length */
 2247         union {
 2248                 /*
 2249                  * The three different modes that the target driver
 2250                  * can set the CTIO{2,3,4} up as.
 2251                  *
 2252                  * The first is for sending FCP_DATA_IUs as well as
 2253                  * (optionally) sending a terminal SCSI status FCP_RSP_IU.
 2254                  *
 2255                  * The second is for sending SCSI sense data in an FCP_RSP_IU.
 2256                  * Note that no FCP_DATA_IUs will be sent.
 2257                  *
 2258                  * The third is for sending FCP_RSP_IUs as built specifically
 2259                  * in system memory as located by the isp_dataseg.
 2260                  */
 2261                 struct {
 2262                         uint32_t _reserved;
 2263                         uint16_t _reserved2;
 2264                         uint16_t ct_scsi_status;
 2265                         uint32_t ct_xfrlen;
 2266                         union {
 2267                                 ispds_t ct_dataseg[ISP_RQDSEG_T2];
 2268                                 ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
 2269                                 ispdslist_t ct_dslist;
 2270                         } u;
 2271                 } m0;
 2272                 struct {
 2273                         uint16_t _reserved;
 2274                         uint16_t _reserved2;
 2275                         uint16_t ct_senselen;
 2276                         uint16_t ct_scsi_status;
 2277                         uint16_t ct_resplen;
 2278                         uint8_t  ct_resp[MAXRESPLEN];
 2279                 } m1;
 2280                 struct {
 2281                         uint32_t _reserved;
 2282                         uint16_t _reserved2;
 2283                         uint16_t _reserved3;
 2284                         uint32_t ct_datalen;
 2285                         union {
 2286                                 ispds_t ct_fcp_rsp_iudata_32;
 2287                                 ispds64_t ct_fcp_rsp_iudata_64;
 2288                         } u;
 2289                 } m2;
 2290         } rsp;
 2291 } ct2_entry_t;
 2292 
 2293 typedef struct {
 2294         isphdr_t        ct_header;
 2295         uint32_t        ct_syshandle;
 2296         uint16_t        ct_iid;         /* initiator id */
 2297         uint16_t        ct_rxid;        /* response ID */
 2298         uint16_t        ct_flags;
 2299         uint16_t        ct_status;      /* isp status */
 2300         uint16_t        ct_timeout;
 2301         uint16_t        ct_seg_count;
 2302         uint32_t        ct_reloff;      /* relative offset */
 2303         uint32_t        ct_resid;       /* residual length */
 2304         union {
 2305                 struct {
 2306                         uint32_t _reserved;
 2307                         uint16_t _reserved2;
 2308                         uint16_t ct_scsi_status;
 2309                         uint32_t ct_xfrlen;
 2310                         union {
 2311                                 ispds_t ct_dataseg[ISP_RQDSEG_T2];
 2312                                 ispds64_t ct_dataseg64[ISP_RQDSEG_T3];
 2313                                 ispdslist_t ct_dslist;
 2314                         } u;
 2315                 } m0;
 2316                 struct {
 2317                         uint16_t _reserved;
 2318                         uint16_t _reserved2;
 2319                         uint16_t ct_senselen;
 2320                         uint16_t ct_scsi_status;
 2321                         uint16_t ct_resplen;
 2322                         uint8_t  ct_resp[MAXRESPLEN];
 2323                 } m1;
 2324                 struct {
 2325                         uint32_t _reserved;
 2326                         uint16_t _reserved2;
 2327                         uint16_t _reserved3;
 2328                         uint32_t ct_datalen;
 2329                         union {
 2330                                 ispds_t ct_fcp_rsp_iudata_32;
 2331                                 ispds64_t ct_fcp_rsp_iudata_64;
 2332                         } u;
 2333                 } m2;
 2334         } rsp;
 2335 } ct2e_entry_t;
 2336 
 2337 /*
 2338  * ct_flags values for CTIO2
 2339  */
 2340 #define CT2_FLAG_MODE0  0x0000
 2341 #define CT2_FLAG_MODE1  0x0001
 2342 #define CT2_FLAG_MODE2  0x0002
 2343 #define         CT2_FLAG_MMASK  0x0003
 2344 #define CT2_DATA_IN     0x0040  /* *to* initiator */
 2345 #define CT2_DATA_OUT    0x0080  /* *from* initiator */
 2346 #define CT2_NO_DATA     0x00C0
 2347 #define         CT2_DATAMASK    0x00C0
 2348 #define CT2_CCINCR      0x0100
 2349 #define CT2_FASTPOST    0x0200
 2350 #define CT2_CONFIRM     0x2000
 2351 #define CT2_TERMINATE   0x4000
 2352 #define CT2_SENDSTATUS  0x8000
 2353 
 2354 /*
 2355  * ct_status values are (mostly) the same as that for ct_entry.
 2356  */
 2357 
 2358 /*
 2359  * ct_scsi_status values- the low 8 bits are the normal SCSI status
 2360  * we know and love. The upper 8 bits are validity markers for FCP_RSP_IU
 2361  * fields.
 2362  */
 2363 #define CT2_RSPLEN_VALID        0x0100
 2364 #define CT2_SNSLEN_VALID        0x0200
 2365 #define CT2_DATA_OVER           0x0400
 2366 #define CT2_DATA_UNDER          0x0800
 2367 
 2368 /*
 2369  * ISP24XX CTIO
 2370  */
 2371 #define MAXRESPLEN_24XX 24
 2372 typedef struct {
 2373         isphdr_t        ct_header;
 2374         uint32_t        ct_syshandle;
 2375         uint16_t        ct_nphdl;       /* status on returned CTIOs */
 2376         uint16_t        ct_timeout;
 2377         uint16_t        ct_seg_count;
 2378         uint8_t         ct_vpidx;
 2379         uint8_t         ct_xflags;
 2380         uint16_t        ct_iid_lo;      /* low 16 bits of portid */
 2381         uint8_t         ct_iid_hi;      /* hi 8 bits of portid */
 2382         uint8_t         ct_reserved;
 2383         uint32_t        ct_rxid;
 2384         uint16_t        ct_senselen;    /* mode 1 only */
 2385         uint16_t        ct_flags;
 2386         uint32_t        ct_resid;       /* residual length */
 2387         uint16_t        ct_oxid;
 2388         uint16_t        ct_scsi_status; /* modes 0 && 1 only */
 2389         union {
 2390                 struct {
 2391                         uint32_t        reloff;
 2392                         uint32_t        reserved0;
 2393                         uint32_t        ct_xfrlen;
 2394                         uint32_t        reserved1;
 2395                         ispds64_t       ds;
 2396                 } m0;
 2397                 struct {
 2398                         uint16_t ct_resplen;
 2399                         uint16_t reserved;
 2400                         uint8_t  ct_resp[MAXRESPLEN_24XX];
 2401                 } m1;
 2402                 struct {
 2403                         uint32_t reserved0;
 2404                         uint32_t reserved1;
 2405                         uint32_t ct_datalen;
 2406                         uint32_t reserved2;
 2407                         ispds64_t ct_fcp_rsp_iudata;
 2408                 } m2;
 2409         } rsp;
 2410 } ct7_entry_t;
 2411 
 2412 /*
 2413  * ct_flags values for CTIO7
 2414  */
 2415 #define CT7_NO_DATA     0x0000
 2416 #define CT7_DATA_OUT    0x0001  /* *from* initiator */
 2417 #define CT7_DATA_IN     0x0002  /* *to* initiator */
 2418 #define         CT7_DATAMASK    0x3
 2419 #define CT7_DSD_ENABLE  0x0004
 2420 #define CT7_CONF_STSFD  0x0010
 2421 #define CT7_EXPLCT_CONF 0x0020
 2422 #define CT7_FLAG_MODE0  0x0000
 2423 #define CT7_FLAG_MODE1  0x0040
 2424 #define CT7_FLAG_MODE2  0x0080
 2425 #define         CT7_FLAG_MMASK  0x00C0
 2426 #define CT7_NOACK           0x0100
 2427 #define CT7_TASK_ATTR_SHIFT     9
 2428 #define CT7_CONFIRM     0x2000
 2429 #define CT7_TERMINATE   0x4000
 2430 #define CT7_SENDSTATUS  0x8000
 2431 
 2432 /*
 2433  * Type 7 CTIO status codes
 2434  */
 2435 #define CT7_OK          0x01    /* completed without error */
 2436 #define CT7_ABORTED     0x02    /* aborted by host */
 2437 #define CT7_ERR         0x04    /* see sense data for error */
 2438 #define CT7_INVAL       0x06    /* request for disabled lun */
 2439 #define CT7_INVRXID     0x08    /* Invalid RX_ID */
 2440 #define CT7_DATA_OVER   0x09    /* Data Overrun */
 2441 #define CT7_TIMEOUT     0x0B    /* timed out */
 2442 #define CT7_RESET       0x0E    /* LIP Rset Received */
 2443 #define CT7_BUS_ERROR   0x10    /* DMA PCI Error */
 2444 #define CT7_REASSY_ERR  0x11    /* DMA reassembly error */
 2445 #define CT7_DATA_UNDER  0x15    /* Data Underrun */
 2446 #define CT7_PORTUNAVAIL 0x28    /* port not available */
 2447 #define CT7_LOGOUT      0x29    /* port logout */
 2448 #define CT7_PORTCHANGED 0x2A    /* port changed */
 2449 #define CT7_SRR         0x45    /* SRR Received */
 2450 
 2451 /*
 2452  * Other 24XX related target IOCBs
 2453  */
 2454 
 2455 /*
 2456  * ABTS Received
 2457  */
 2458 typedef struct {
 2459         isphdr_t        abts_header;
 2460         uint8_t         abts_reserved0[6];
 2461         uint16_t        abts_nphdl;
 2462         uint16_t        abts_reserved1;
 2463         uint16_t        abts_sof;
 2464         uint32_t        abts_rxid_abts;
 2465         uint16_t        abts_did_lo;
 2466         uint8_t         abts_did_hi;
 2467         uint8_t         abts_r_ctl;
 2468         uint16_t        abts_sid_lo;
 2469         uint8_t         abts_sid_hi;
 2470         uint8_t         abts_cs_ctl;
 2471         uint16_t        abts_fs_ctl;
 2472         uint8_t         abts_f_ctl;
 2473         uint8_t         abts_type;
 2474         uint16_t        abts_seq_cnt;
 2475         uint8_t         abts_df_ctl;
 2476         uint8_t         abts_seq_id;
 2477         uint16_t        abts_rx_id;
 2478         uint16_t        abts_ox_id;
 2479         uint32_t        abts_param;
 2480         uint8_t         abts_reserved2[16];
 2481         uint32_t        abts_rxid_task;
 2482 } abts_t;
 2483 
 2484 typedef struct {
 2485         isphdr_t        abts_rsp_header;
 2486         uint32_t        abts_rsp_handle;
 2487         uint16_t        abts_rsp_status;
 2488         uint16_t        abts_rsp_nphdl;
 2489         uint16_t        abts_rsp_ctl_flags;
 2490         uint16_t        abts_rsp_sof;
 2491         uint32_t        abts_rsp_rxid_abts;
 2492         uint16_t        abts_rsp_did_lo;
 2493         uint8_t         abts_rsp_did_hi;
 2494         uint8_t         abts_rsp_r_ctl;
 2495         uint16_t        abts_rsp_sid_lo;
 2496         uint8_t         abts_rsp_sid_hi;
 2497         uint8_t         abts_rsp_cs_ctl;
 2498         uint16_t        abts_rsp_f_ctl_lo;
 2499         uint8_t         abts_rsp_f_ctl_hi;
 2500         uint8_t         abts_rsp_type;
 2501         uint16_t        abts_rsp_seq_cnt;
 2502         uint8_t         abts_rsp_df_ctl;
 2503         uint8_t         abts_rsp_seq_id;
 2504         uint16_t        abts_rsp_rx_id;
 2505         uint16_t        abts_rsp_ox_id;
 2506         uint32_t        abts_rsp_param;
 2507         union {
 2508                 struct {
 2509                         uint16_t reserved;
 2510                         uint8_t last_seq_id;
 2511                         uint8_t seq_id_valid;
 2512                         uint16_t aborted_rx_id;
 2513                         uint16_t aborted_ox_id;
 2514                         uint16_t high_seq_cnt;
 2515                         uint16_t low_seq_cnt;
 2516                         uint8_t reserved2[4];
 2517                 } ba_acc;
 2518                 struct {
 2519                         uint8_t vendor_unique;
 2520                         uint8_t explanation;
 2521                         uint8_t reason;
 2522                         uint8_t reserved;
 2523                         uint8_t reserved2[12];
 2524                 } ba_rjt;
 2525                 struct {
 2526                         uint8_t reserved[8];
 2527                         uint32_t subcode1;
 2528                         uint32_t subcode2;
 2529                 } rsp;
 2530                 uint8_t reserved[16];
 2531         } abts_rsp_payload;
 2532         uint32_t        abts_rsp_rxid_task;
 2533 } abts_rsp_t;
 2534 
 2535 /* terminate this ABTS exchange */
 2536 #define ISP24XX_ABTS_RSP_TERMINATE      0x01
 2537 
 2538 #define ISP24XX_ABTS_RSP_COMPLETE       0x00
 2539 #define ISP24XX_ABTS_RSP_RESET          0x04
 2540 #define ISP24XX_ABTS_RSP_ABORTED        0x05
 2541 #define ISP24XX_ABTS_RSP_TIMEOUT        0x06
 2542 #define ISP24XX_ABTS_RSP_INVXID         0x08
 2543 #define ISP24XX_ABTS_RSP_LOGOUT         0x29
 2544 #define ISP24XX_ABTS_RSP_SUBCODE        0x31
 2545 
 2546 #define ISP24XX_NO_TASK                 0xffffffff
 2547 
 2548 /*
 2549  * Miscellaneous
 2550  *
 2551  * These are the limits of the number of dma segments we
 2552  * can deal with based not on the size of the segment counter
 2553  * (which is 16 bits), but on the size of the number of 
 2554  * queue entries field (which is 8 bits). We assume no
 2555  * segments in the first queue entry, so we can either
 2556  * have 7 dma segments per continuation entry or 5
 2557  * (for 64 bit dma).. multiplying out by 254....
 2558  */
 2559 #define ISP_NSEG_MAX    1778
 2560 #define ISP_NSEG64_MAX  1270
 2561 
 2562 #endif  /* _ISPMBOX_H */

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