sys/dev/isp/isp.c

   1 /*-
   2  *  Copyright (c) 1997-2009 by Matthew Jacob
   3  *  All rights reserved.
   4  *
   5  *  Redistribution and use in source and binary forms, with or without
   6  *  modification, are permitted provided that the following conditions
   7  *  are met:
   8  *
   9  *  1. Redistributions of source code must retain the above copyright
  10  *     notice, this list of conditions and the following disclaimer.
  11  *  2. Redistributions in binary form must reproduce the above copyright
  12  *     notice, this list of conditions and the following disclaimer in the
  13  *     documentation and/or other materials provided with the distribution.
  14  *
  15  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
  19  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  *  SUCH DAMAGE.
  26  *
  27  */
  28
  29 /*
  30  * Machine and OS Independent (well, as best as possible)
  31  * code for the Qlogic ISP SCSI and FC-SCSI adapters.
  32  */
  33
  34 /*
  35  * Inspiration and ideas about this driver are from Erik Moe's Linux driver
  36  * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some
  37  * ideas dredged from the Solaris driver.
  38  */
  39
  40 /*
  41  * Include header file appropriate for platform we're building on.
  42  */
  43 #ifdef  __NetBSD__
  44 #include <sys/cdefs.h>
  45 __KERNEL_RCSID(0, "$NetBSD$");
  46 #include <dev/ic/isp_netbsd.h>
  47 #endif
  48 #ifdef  __FreeBSD__
  49 #include <sys/cdefs.h>
  50 __FBSDID("$FreeBSD$");
  51 #include <dev/isp/isp_freebsd.h>
  52 #endif
  53 #ifdef  __OpenBSD__
  54 #include <dev/ic/isp_openbsd.h>
  55 #endif
  56 #ifdef  __linux__
  57 #include "isp_linux.h"
  58 #endif
  59 #ifdef  __svr4__
  60 #include "isp_solaris.h"
  61 #endif
  62
  63 /*
  64  * General defines
  65  */
  66 #define MBOX_DELAY_COUNT        1000000 / 100
  67
  68 /*
  69  * Local static data
  70  */
  71 static const char notresp[] = "Not RESPONSE in RESPONSE Queue (type 0x%x) @ idx %d (next %d) nlooked %d";
  72 static const char bun[] = "bad underrun (count %d, resid %d, status %s)";
  73 static const char lipd[] = "Chan %d LIP destroyed %d active commands";
  74 static const char sacq[] = "unable to acquire scratch area";
  75
  76 static const uint8_t alpa_map[] = {
  77         0xef, 0xe8, 0xe4, 0xe2, 0xe1, 0xe0, 0xdc, 0xda,
  78         0xd9, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xce,
  79         0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc7, 0xc6, 0xc5,
  80         0xc3, 0xbc, 0xba, 0xb9, 0xb6, 0xb5, 0xb4, 0xb3,
  81         0xb2, 0xb1, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9,
  82         0xa7, 0xa6, 0xa5, 0xa3, 0x9f, 0x9e, 0x9d, 0x9b,
  83         0x98, 0x97, 0x90, 0x8f, 0x88, 0x84, 0x82, 0x81,
  84         0x80, 0x7c, 0x7a, 0x79, 0x76, 0x75, 0x74, 0x73,
  85         0x72, 0x71, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69,
  86         0x67, 0x66, 0x65, 0x63, 0x5c, 0x5a, 0x59, 0x56,
  87         0x55, 0x54, 0x53, 0x52, 0x51, 0x4e, 0x4d, 0x4c,
  88         0x4b, 0x4a, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3c,
  89         0x3a, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31,
  90         0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x27, 0x26,
  91         0x25, 0x23, 0x1f, 0x1e, 0x1d, 0x1b, 0x18, 0x17,
  92         0x10, 0x0f, 0x08, 0x04, 0x02, 0x01, 0x00
  93 };
  94
  95 /*
  96  * Local function prototypes.
  97  */
  98 static int isp_parse_async(ispsoftc_t *, uint16_t);
  99 static int isp_parse_async_fc(ispsoftc_t *, uint16_t);
 100 static int isp_handle_other_response(ispsoftc_t *, int, isphdr_t *, uint32_t *);
 101 static void isp_parse_status(ispsoftc_t *, ispstatusreq_t *, XS_T *, long *); static void
 102 isp_parse_status_24xx(ispsoftc_t *, isp24xx_statusreq_t *, XS_T *, long *);
 103 static void isp_fastpost_complete(ispsoftc_t *, uint32_t);
 104 static int isp_mbox_continue(ispsoftc_t *);
 105 static void isp_scsi_init(ispsoftc_t *);
 106 static void isp_scsi_channel_init(ispsoftc_t *, int);
 107 static void isp_fibre_init(ispsoftc_t *);
 108 static void isp_fibre_init_2400(ispsoftc_t *);
 109 static void isp_clear_portdb(ispsoftc_t *, int);
 110 static void isp_mark_portdb(ispsoftc_t *, int);
 111 static int isp_plogx(ispsoftc_t *, int, uint16_t, uint32_t, int);
 112 static int isp_port_login(ispsoftc_t *, uint16_t, uint32_t);
 113 static int isp_port_logout(ispsoftc_t *, uint16_t, uint32_t);
 114 static int isp_getpdb(ispsoftc_t *, int, uint16_t, isp_pdb_t *);
 115 static int isp_gethandles(ispsoftc_t *, int, uint16_t *, int *, int);
 116 static void isp_dump_chip_portdb(ispsoftc_t *, int);
 117 static uint64_t isp_get_wwn(ispsoftc_t *, int, int, int);
 118 static int isp_fclink_test(ispsoftc_t *, int, int);
 119 static int isp_pdb_sync(ispsoftc_t *, int);
 120 static int isp_scan_loop(ispsoftc_t *, int);
 121 static int isp_gid_ft_sns(ispsoftc_t *, int);
 122 static int isp_gid_ft_ct_passthru(ispsoftc_t *, int);
 123 static int isp_scan_fabric(ispsoftc_t *, int);
 124 static int isp_login_device(ispsoftc_t *, int, uint32_t, isp_pdb_t *, uint16_t *);
 125 static int isp_send_change_request(ispsoftc_t *, int);
 126 static int isp_register_fc4_type(ispsoftc_t *, int);
 127 static int isp_register_fc4_type_24xx(ispsoftc_t *, int);
 128 static int isp_register_fc4_features_24xx(ispsoftc_t *, int);
 129 static int isp_register_port_name_24xx(ispsoftc_t *, int);
 130 static int isp_register_node_name_24xx(ispsoftc_t *, int);
 131 static uint16_t isp_next_handle(ispsoftc_t *, uint16_t *);
 132 static int isp_fw_state(ispsoftc_t *, int);
 133 static void isp_mboxcmd_qnw(ispsoftc_t *, mbreg_t *, int);
 134 static void isp_mboxcmd(ispsoftc_t *, mbreg_t *);
 135
 136 static void isp_spi_update(ispsoftc_t *, int);
 137 static void isp_setdfltsdparm(ispsoftc_t *);
 138 static void isp_setdfltfcparm(ispsoftc_t *, int);
 139 static int isp_read_nvram(ispsoftc_t *, int);
 140 static int isp_read_nvram_2400(ispsoftc_t *, uint8_t *);
 141 static void isp_rdnvram_word(ispsoftc_t *, int, uint16_t *);
 142 static void isp_rd_2400_nvram(ispsoftc_t *, uint32_t, uint32_t *);
 143 static void isp_parse_nvram_1020(ispsoftc_t *, uint8_t *);
 144 static void isp_parse_nvram_1080(ispsoftc_t *, int, uint8_t *);
 145 static void isp_parse_nvram_12160(ispsoftc_t *, int, uint8_t *);
 146 static void isp_parse_nvram_2100(ispsoftc_t *, uint8_t *);
 147 static void isp_parse_nvram_2400(ispsoftc_t *, uint8_t *);
 148
 149 static void
 150 isp_change_fw_state(ispsoftc_t *isp, int chan, int state)
 151 {
 152         fcparam *fcp = FCPARAM(isp, chan);
 153
 154         if (fcp->isp_fwstate == state)
 155                 return;
 156         isp_prt(isp, ISP_LOGCONFIG|ISP_LOG_SANCFG,
 157             "Chan %d Firmware state <%s->%s>", chan,
 158             isp_fc_fw_statename(fcp->isp_fwstate), isp_fc_fw_statename(state));
 159         fcp->isp_fwstate = state;
 160 }
 161
 162 /*
 163  * Reset Hardware.
 164  *
 165  * Hit the chip over the head, download new f/w if available and set it running.
 166  *
 167  * Locking done elsewhere.
 168  */
 169
 170 void
 171 isp_reset(ispsoftc_t *isp, int do_load_defaults)
 172 {
 173         mbreg_t mbs;
 174         char *buf;
 175         uint64_t fwt;
 176         uint32_t code_org, val;
 177         int loops, i, dodnld = 1;
 178         const char *btype = "????";
 179         static const char dcrc[] = "Downloaded RISC Code Checksum Failure";
 180
 181         isp->isp_state = ISP_NILSTATE;
 182         if (isp->isp_dead) {
 183                 isp_shutdown(isp);
 184                 ISP_DISABLE_INTS(isp);
 185                 return;
 186         }
 187
 188         /*
 189          * Basic types (SCSI, FibreChannel and PCI or SBus)
 190          * have been set in the MD code. We figure out more
 191          * here. Possibly more refined types based upon PCI
 192          * identification. Chip revision has been gathered.
 193          *
 194          * After we've fired this chip up, zero out the conf1 register
 195          * for SCSI adapters and do other settings for the 2100.
 196          */
 197
 198         ISP_DISABLE_INTS(isp);
 199
 200         /*
 201          * Pick an initial maxcmds value which will be used
 202          * to allocate xflist pointer space. It may be changed
 203          * later by the firmware.
 204          */
 205         if (IS_24XX(isp)) {
 206                 isp->isp_maxcmds = 4096;
 207         } else if (IS_2322(isp)) {
 208                 isp->isp_maxcmds = 2048;
 209         } else if (IS_23XX(isp) || IS_2200(isp)) {
 210                 isp->isp_maxcmds = 1024;
 211         } else {
 212                 isp->isp_maxcmds = 512;
 213         }
 214
 215         /*
 216          * Set up DMA for the request and response queues.
 217          *
 218          * We do this now so we can use the request queue
 219          * for dma to load firmware from.
 220          */
 221         if (ISP_MBOXDMASETUP(isp) != 0) {
 222                 isp_prt(isp, ISP_LOGERR, "Cannot setup DMA");
 223                 return;
 224         }
 225
 226         /*
 227          * Set up default request/response queue in-pointer/out-pointer
 228          * register indices.
 229          */
 230         if (IS_24XX(isp)) {
 231                 isp->isp_rqstinrp = BIU2400_REQINP;
 232                 isp->isp_rqstoutrp = BIU2400_REQOUTP;
 233                 isp->isp_respinrp = BIU2400_RSPINP;
 234                 isp->isp_respoutrp = BIU2400_RSPOUTP;
 235         } else if (IS_23XX(isp)) {
 236                 isp->isp_rqstinrp = BIU_REQINP;
 237                 isp->isp_rqstoutrp = BIU_REQOUTP;
 238                 isp->isp_respinrp = BIU_RSPINP;
 239                 isp->isp_respoutrp = BIU_RSPOUTP;
 240         } else {
 241                 isp->isp_rqstinrp = INMAILBOX4;
 242                 isp->isp_rqstoutrp = OUTMAILBOX4;
 243                 isp->isp_respinrp = OUTMAILBOX5;
 244                 isp->isp_respoutrp = INMAILBOX5;
 245         }
 246
 247         /*
 248          * Put the board into PAUSE mode (so we can read the SXP registers
 249          * or write FPM/FBM registers).
 250          */
 251         if (IS_24XX(isp)) {
 252                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_HOST_INT);
 253                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
 254                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_PAUSE);
 255         } else {
 256                 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
 257         }
 258
 259         if (IS_FC(isp)) {
 260                 switch (isp->isp_type) {
 261                 case ISP_HA_FC_2100:
 262                         btype = "2100";
 263                         break;
 264                 case ISP_HA_FC_2200:
 265                         btype = "2200";
 266                         break;
 267                 case ISP_HA_FC_2300:
 268                         btype = "2300";
 269                         break;
 270                 case ISP_HA_FC_2312:
 271                         btype = "2312";
 272                         break;
 273                 case ISP_HA_FC_2322:
 274                         btype = "2322";
 275                         break;
 276                 case ISP_HA_FC_2400:
 277                         btype = "2422";
 278                         break;
 279                 case ISP_HA_FC_2500:
 280                         btype = "2532";
 281                         break;
 282                 case ISP_HA_FC_2600:
 283                         btype = "2031";
 284                         break;
 285                 default:
 286                         break;
 287                 }
 288
 289                 if (!IS_24XX(isp)) {
 290                         /*
 291                          * While we're paused, reset the FPM module and FBM
 292                          * fifos.
 293                          */
 294                         ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
 295                         ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
 296                         ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
 297                         ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
 298                         ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
 299                 }
 300         } else if (IS_1240(isp)) {
 301                 sdparam *sdp;
 302
 303                 btype = "1240";
 304                 isp->isp_clock = 60;
 305                 sdp = SDPARAM(isp, 0);
 306                 sdp->isp_ultramode = 1;
 307                 sdp = SDPARAM(isp, 1);
 308                 sdp->isp_ultramode = 1;
 309                 /*
 310                  * XXX: Should probably do some bus sensing.
 311                  */
 312         } else if (IS_ULTRA3(isp)) {
 313                 sdparam *sdp = isp->isp_param;
 314
 315                 isp->isp_clock = 100;
 316
 317                 if (IS_10160(isp))
 318                         btype = "10160";
 319                 else if (IS_12160(isp))
 320                         btype = "12160";
 321                 else
 322                         btype = "<UNKLVD>";
 323                 sdp->isp_lvdmode = 1;
 324
 325                 if (IS_DUALBUS(isp)) {
 326                         sdp++;
 327                         sdp->isp_lvdmode = 1;
 328                 }
 329         } else if (IS_ULTRA2(isp)) {
 330                 static const char m[] = "bus %d is in %s Mode";
 331                 uint16_t l;
 332                 sdparam *sdp = SDPARAM(isp, 0);
 333
 334                 isp->isp_clock = 100;
 335
 336                 if (IS_1280(isp))
 337                         btype = "1280";
 338                 else if (IS_1080(isp))
 339                         btype = "1080";
 340                 else
 341                         btype = "<UNKLVD>";
 342
 343                 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK;
 344                 switch (l) {
 345                 case ISP1080_LVD_MODE:
 346                         sdp->isp_lvdmode = 1;
 347                         isp_prt(isp, ISP_LOGCONFIG, m, 0, "LVD");
 348                         break;
 349                 case ISP1080_HVD_MODE:
 350                         sdp->isp_diffmode = 1;
 351                         isp_prt(isp, ISP_LOGCONFIG, m, 0, "Differential");
 352                         break;
 353                 case ISP1080_SE_MODE:
 354                         sdp->isp_ultramode = 1;
 355                         isp_prt(isp, ISP_LOGCONFIG, m, 0, "Single-Ended");
 356                         break;
 357                 default:
 358                         isp_prt(isp, ISP_LOGERR,
 359                             "unknown mode on bus %d (0x%x)", 0, l);
 360                         break;
 361                 }
 362
 363                 if (IS_DUALBUS(isp)) {
 364                         sdp = SDPARAM(isp, 1);
 365                         l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT);
 366                         l &= ISP1080_MODE_MASK;
 367                         switch (l) {
 368                         case ISP1080_LVD_MODE:
 369                                 sdp->isp_lvdmode = 1;
 370                                 isp_prt(isp, ISP_LOGCONFIG, m, 1, "LVD");
 371                                 break;
 372                         case ISP1080_HVD_MODE:
 373                                 sdp->isp_diffmode = 1;
 374                                 isp_prt(isp, ISP_LOGCONFIG,
 375                                     m, 1, "Differential");
 376                                 break;
 377                         case ISP1080_SE_MODE:
 378                                 sdp->isp_ultramode = 1;
 379                                 isp_prt(isp, ISP_LOGCONFIG,
 380                                     m, 1, "Single-Ended");
 381                                 break;
 382                         default:
 383                                 isp_prt(isp, ISP_LOGERR,
 384                                     "unknown mode on bus %d (0x%x)", 1, l);
 385                                 break;
 386                         }
 387                 }
 388         } else {
 389                 sdparam *sdp = SDPARAM(isp, 0);
 390                 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
 391                 switch (i) {
 392                 default:
 393                         isp_prt(isp, ISP_LOGALL, "Unknown Chip Type 0x%x", i);
 394                         /* FALLTHROUGH */
 395                 case 1:
 396                         btype = "1020";
 397                         isp->isp_type = ISP_HA_SCSI_1020;
 398                         isp->isp_clock = 40;
 399                         break;
 400                 case 2:
 401                         /*
 402                          * Some 1020A chips are Ultra Capable, but don't
 403                          * run the clock rate up for that unless told to
 404                          * do so by the Ultra Capable bits being set.
 405                          */
 406                         btype = "1020A";
 407                         isp->isp_type = ISP_HA_SCSI_1020A;
 408                         isp->isp_clock = 40;
 409                         break;
 410                 case 3:
 411                         btype = "1040";
 412                         isp->isp_type = ISP_HA_SCSI_1040;
 413                         isp->isp_clock = 60;
 414                         break;
 415                 case 4:
 416                         btype = "1040A";
 417                         isp->isp_type = ISP_HA_SCSI_1040A;
 418                         isp->isp_clock = 60;
 419                         break;
 420                 case 5:
 421                         btype = "1040B";
 422                         isp->isp_type = ISP_HA_SCSI_1040B;
 423                         isp->isp_clock = 60;
 424                         break;
 425                 case 6:
 426                         btype = "1040C";
 427                         isp->isp_type = ISP_HA_SCSI_1040C;
 428                         isp->isp_clock = 60;
 429                         break;
 430                 }
 431                 /*
 432                  * Now, while we're at it, gather info about ultra
 433                  * and/or differential mode.
 434                  */
 435                 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) {
 436                         isp_prt(isp, ISP_LOGCONFIG, "Differential Mode");
 437                         sdp->isp_diffmode = 1;
 438                 } else {
 439                         sdp->isp_diffmode = 0;
 440                 }
 441                 i = ISP_READ(isp, RISC_PSR);
 442                 if (isp->isp_bustype == ISP_BT_SBUS) {
 443                         i &= RISC_PSR_SBUS_ULTRA;
 444                 } else {
 445                         i &= RISC_PSR_PCI_ULTRA;
 446                 }
 447                 if (i != 0) {
 448                         isp_prt(isp, ISP_LOGCONFIG, "Ultra Mode Capable");
 449                         sdp->isp_ultramode = 1;
 450                         /*
 451                          * If we're in Ultra Mode, we have to be 60MHz clock-
 452                          * even for the SBus version.
 453                          */
 454                         isp->isp_clock = 60;
 455                 } else {
 456                         sdp->isp_ultramode = 0;
 457                         /*
 458                          * Clock is known. Gronk.
 459                          */
 460                 }
 461
 462                 /*
 463                  * Machine dependent clock (if set) overrides
 464                  * our generic determinations.
 465                  */
 466                 if (isp->isp_mdvec->dv_clock) {
 467                         if (isp->isp_mdvec->dv_clock < isp->isp_clock) {
 468                                 isp->isp_clock = isp->isp_mdvec->dv_clock;
 469                         }
 470                 }
 471
 472         }
 473
 474         /*
 475          * Clear instrumentation
 476          */
 477         isp->isp_intcnt = isp->isp_intbogus = 0;
 478
 479         /*
 480          * Do MD specific pre initialization
 481          */
 482         ISP_RESET0(isp);
 483
 484         /*
 485          * Hit the chip over the head with hammer,
 486          * and give it a chance to recover.
 487          */
 488
 489         if (IS_SCSI(isp)) {
 490                 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
 491                 /*
 492                  * A slight delay...
 493                  */
 494                 ISP_DELAY(100);
 495
 496                 /*
 497                  * Clear data && control DMA engines.
 498                  */
 499                 ISP_WRITE(isp, CDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
 500                 ISP_WRITE(isp, DDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
 501
 502
 503         } else if (IS_24XX(isp)) {
 504                 /*
 505                  * Stop DMA and wait for it to stop.
 506                  */
 507                 ISP_WRITE(isp, BIU2400_CSR, BIU2400_DMA_STOP|(3 << 4));
 508                 for (val = loops = 0; loops < 30000; loops++) {
 509                         ISP_DELAY(10);
 510                         val = ISP_READ(isp, BIU2400_CSR);
 511                         if ((val & BIU2400_DMA_ACTIVE) == 0) {
 512                                 break;
 513                         }
 514                 }
 515                 if (val & BIU2400_DMA_ACTIVE) {
 516                         ISP_RESET0(isp);
 517                         isp_prt(isp, ISP_LOGERR, "DMA Failed to Stop on Reset");
 518                         return;
 519                 }
 520                 /*
 521                  * Hold it in SOFT_RESET and STOP state for 100us.
 522                  */
 523                 ISP_WRITE(isp, BIU2400_CSR, BIU2400_SOFT_RESET|BIU2400_DMA_STOP|(3 << 4));
 524                 ISP_DELAY(100);
 525                 for (loops = 0; loops < 10000; loops++) {
 526                         ISP_DELAY(5);
 527                         val = ISP_READ(isp, OUTMAILBOX0);
 528                 }
 529                 for (val = loops = 0; loops < 500000; loops ++) {
 530                         val = ISP_READ(isp, BIU2400_CSR);
 531                         if ((val & BIU2400_SOFT_RESET) == 0) {
 532                                 break;
 533                         }
 534                 }
 535                 if (val & BIU2400_SOFT_RESET) {
 536                         ISP_RESET0(isp);
 537                         isp_prt(isp, ISP_LOGERR, "Failed to come out of reset");
 538                         return;
 539                 }
 540         } else {
 541                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
 542                 /*
 543                  * A slight delay...
 544                  */
 545                 ISP_DELAY(100);
 546
 547                 /*
 548                  * Clear data && control DMA engines.
 549                  */
 550                 ISP_WRITE(isp, CDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
 551                 ISP_WRITE(isp, TDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
 552                 ISP_WRITE(isp, RDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
 553         }
 554
 555         /*
 556          * Wait for ISP to be ready to go...
 557          */
 558         loops = MBOX_DELAY_COUNT;
 559         for (;;) {
 560                 if (IS_SCSI(isp)) {
 561                         if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) {
 562                                 break;
 563                         }
 564                 } else if (IS_24XX(isp)) {
 565                         if (ISP_READ(isp, OUTMAILBOX0) == 0) {
 566                                 break;
 567                         }
 568                 } else {
 569                         if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
 570                                 break;
 571                 }
 572                 ISP_DELAY(100);
 573                 if (--loops < 0) {
 574                         ISP_DUMPREGS(isp, "chip reset timed out");
 575                         ISP_RESET0(isp);
 576                         return;
 577                 }
 578         }
 579
 580         /*
 581          * After we've fired this chip up, zero out the conf1 register
 582          * for SCSI adapters and other settings for the 2100.
 583          */
 584
 585         if (IS_SCSI(isp)) {
 586                 ISP_WRITE(isp, BIU_CONF1, 0);
 587         } else if (!IS_24XX(isp)) {
 588                 ISP_WRITE(isp, BIU2100_CSR, 0);
 589         }
 590
 591         /*
 592          * Reset RISC Processor
 593          */
 594         if (IS_24XX(isp)) {
 595                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
 596                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RELEASE);
 597                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RESET);
 598         } else {
 599                 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
 600                 ISP_DELAY(100);
 601                 ISP_WRITE(isp, BIU_SEMA, 0);
 602         }
 603
 604         /*
 605          * Post-RISC Reset stuff.
 606          */
 607         if (IS_24XX(isp)) {
 608                 for (val = loops = 0; loops < 5000000; loops++) {
 609                         ISP_DELAY(5);
 610                         val = ISP_READ(isp, OUTMAILBOX0);
 611                         if (val == 0) {
 612                                 break;
 613                         }
 614                 }
 615                 if (val != 0) {
 616                         ISP_RESET0(isp);
 617                         isp_prt(isp, ISP_LOGERR, "reset didn't clear");
 618                         return;
 619                 }
 620         } else if (IS_SCSI(isp)) {
 621                 uint16_t tmp = isp->isp_mdvec->dv_conf1;
 622                 /*
 623                  * Busted FIFO. Turn off all but burst enables.
 624                  */
 625                 if (isp->isp_type == ISP_HA_SCSI_1040A) {
 626                         tmp &= BIU_BURST_ENABLE;
 627                 }
 628                 ISP_SETBITS(isp, BIU_CONF1, tmp);
 629                 if (tmp & BIU_BURST_ENABLE) {
 630                         ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
 631                         ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
 632                 }
 633                 if (SDPARAM(isp, 0)->isp_ptisp) {
 634                         if (SDPARAM(isp, 0)->isp_ultramode) {
 635                                 while (ISP_READ(isp, RISC_MTR) != 0x1313) {
 636                                         ISP_WRITE(isp, RISC_MTR, 0x1313);
 637                                         ISP_WRITE(isp, HCCR, HCCR_CMD_STEP);
 638                                 }
 639                         } else {
 640                                 ISP_WRITE(isp, RISC_MTR, 0x1212);
 641                         }
 642                         /*
 643                          * PTI specific register
 644                          */
 645                         ISP_WRITE(isp, RISC_EMB, DUAL_BANK);
 646                 } else {
 647                         ISP_WRITE(isp, RISC_MTR, 0x1212);
 648                 }
 649                 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
 650         } else {
 651                 ISP_WRITE(isp, RISC_MTR2100, 0x1212);
 652                 if (IS_2200(isp) || IS_23XX(isp)) {
 653                         ISP_WRITE(isp, HCCR, HCCR_2X00_DISABLE_PARITY_PAUSE);
 654                 }
 655                 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
 656         }
 657
 658         ISP_WRITE(isp, isp->isp_rqstinrp, 0);
 659         ISP_WRITE(isp, isp->isp_rqstoutrp, 0);
 660         ISP_WRITE(isp, isp->isp_respinrp, 0);
 661         ISP_WRITE(isp, isp->isp_respoutrp, 0);
 662         if (IS_24XX(isp)) {
 663                 if (!IS_26XX(isp)) {
 664                         ISP_WRITE(isp, BIU2400_PRI_REQINP, 0);
 665                         ISP_WRITE(isp, BIU2400_PRI_REQOUTP, 0);
 666                 }
 667                 ISP_WRITE(isp, BIU2400_ATIO_RSPINP, 0);
 668                 ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, 0);
 669         }
 670
 671         /*
 672          * Do MD specific post initialization
 673          */
 674         ISP_RESET1(isp);
 675
 676         /*
 677          * Wait for everything to finish firing up.
 678          *
 679          * Avoid doing this on early 2312s because you can generate a PCI
 680          * parity error (chip breakage).
 681          */
 682         if (IS_2312(isp) && isp->isp_revision < 2) {
 683                 ISP_DELAY(100);
 684         } else {
 685                 loops = MBOX_DELAY_COUNT;
 686                 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
 687                         ISP_DELAY(100);
 688                         if (--loops < 0) {
 689                                 ISP_RESET0(isp);
 690                                 isp_prt(isp, ISP_LOGERR, "MBOX_BUSY never cleared on reset");
 691                                 return;
 692                         }
 693                 }
 694         }
 695
 696         /*
 697          * Up until this point we've done everything by just reading or
 698          * setting registers. From this point on we rely on at least *some*
 699          * kind of firmware running in the card.
 700          */
 701
 702         /*
 703          * Do some sanity checking by running a NOP command.
 704          * If it succeeds, the ROM firmware is now running.
 705          */
 706         MBSINIT(&mbs, MBOX_NO_OP, MBLOGALL, 0);
 707         isp_mboxcmd(isp, &mbs);
 708         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 709                 isp_prt(isp, ISP_LOGERR, "NOP command failed (%x)", mbs.param[0]);
 710                 ISP_RESET0(isp);
 711                 return;
 712         }
 713
 714         /*
 715          * Do some operational tests
 716          */
 717
 718         if (IS_SCSI(isp) || IS_24XX(isp)) {
 719                 static const uint16_t patterns[MAX_MAILBOX] = {
 720                         0x0000, 0xdead, 0xbeef, 0xffff,
 721                         0xa5a5, 0x5a5a, 0x7f7f, 0x7ff7,
 722                         0x3421, 0xabcd, 0xdcba, 0xfeef,
 723                         0xbead, 0xdebe, 0x2222, 0x3333,
 724                         0x5555, 0x6666, 0x7777, 0xaaaa,
 725                         0xffff, 0xdddd, 0x9999, 0x1fbc,
 726                         0x6666, 0x6677, 0x1122, 0x33ff,
 727                         0x0000, 0x0001, 0x1000, 0x1010,
 728                 };
 729                 int nmbox = ISP_NMBOX(isp);
 730                 if (IS_SCSI(isp))
 731                         nmbox = 6;
 732                 MBSINIT(&mbs, MBOX_MAILBOX_REG_TEST, MBLOGALL, 0);
 733                 for (i = 1; i < nmbox; i++) {
 734                         mbs.param[i] = patterns[i];
 735                 }
 736                 isp_mboxcmd(isp, &mbs);
 737                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 738                         ISP_RESET0(isp);
 739                         return;
 740                 }
 741                 for (i = 1; i < nmbox; i++) {
 742                         if (mbs.param[i] != patterns[i]) {
 743                                 ISP_RESET0(isp);
 744                                 isp_prt(isp, ISP_LOGERR, "Register Test Failed at Register %d: should have 0x%04x but got 0x%04x", i, patterns[i], mbs.param[i]);
 745                                 return;
 746                         }
 747                 }
 748         }
 749
 750         /*
 751          * Download new Firmware, unless requested not to do so.
 752          * This is made slightly trickier in some cases where the
 753          * firmware of the ROM revision is newer than the revision
 754          * compiled into the driver. So, where we used to compare
 755          * versions of our f/w and the ROM f/w, now we just see
 756          * whether we have f/w at all and whether a config flag
 757          * has disabled our download.
 758          */
 759         if ((isp->isp_mdvec->dv_ispfw == NULL) || (isp->isp_confopts & ISP_CFG_NORELOAD)) {
 760                 dodnld = 0;
 761         }
 762
 763         if (IS_24XX(isp)) {
 764                 code_org = ISP_CODE_ORG_2400;
 765         } else if (IS_23XX(isp)) {
 766                 code_org = ISP_CODE_ORG_2300;
 767         } else {
 768                 code_org = ISP_CODE_ORG;
 769         }
 770
 771         isp->isp_loaded_fw = 0;
 772         if (dodnld && IS_24XX(isp)) {
 773                 const uint32_t *ptr = isp->isp_mdvec->dv_ispfw;
 774                 int wordload;
 775
 776                 /*
 777                  * Keep loading until we run out of f/w.
 778                  */
 779                 code_org = ptr[2];      /* 1st load address is our start addr */
 780                 wordload = 0;
 781
 782                 for (;;) {
 783                         uint32_t la, wi, wl;
 784
 785                         isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], ptr[2]);
 786
 787                         wi = 0;
 788                         la = ptr[2];
 789                         wl = ptr[3];
 790
 791                         while (wi < ptr[3]) {
 792                                 uint32_t *cp;
 793                                 uint32_t nw;
 794
 795                                 nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 2;
 796                                 if (nw > wl) {
 797                                         nw = wl;
 798                                 }
 799                                 cp = isp->isp_rquest;
 800                                 for (i = 0; i < nw; i++) {
 801                                         ISP_IOXPUT_32(isp,  ptr[wi++], &cp[i]);
 802                                         wl--;
 803                                 }
 804                                 MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
 805         again:
 806                                 MBSINIT(&mbs, 0, MBLOGALL, 0);
 807                                 if (la < 0x10000 && nw < 0x10000) {
 808                                         mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
 809                                         mbs.param[1] = la;
 810                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 811                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 812                                         mbs.param[4] = nw;
 813                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 814                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 815                                         isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM 2100 %u words at load address 0x%x", nw, la);
 816                                 } else if (wordload) {
 817                                         union {
 818                                                 const uint32_t *cp;
 819                                                 uint32_t *np;
 820                                         } ucd;
 821                                         ucd.cp = (const uint32_t *)cp;
 822                                         mbs.param[0] = MBOX_WRITE_RAM_WORD_EXTENDED;
 823                                         mbs.param[1] = la;
 824                                         mbs.param[2] = (*ucd.np);
 825                                         mbs.param[3] = (*ucd.np) >> 16;
 826                                         mbs.param[8] = la >> 16;
 827                                         isp->isp_mbxwrk0 = nw - 1;
 828                                         isp->isp_mbxworkp = ucd.np+1;
 829                                         isp->isp_mbxwrk1 = (la + 1);
 830                                         isp->isp_mbxwrk8 = (la + 1) >> 16;
 831                                         isp_prt(isp, ISP_LOGDEBUG0, "WRITE RAM WORD EXTENDED %u words at load address 0x%x", nw, la);
 832                                 } else {
 833                                         mbs.param[0] = MBOX_LOAD_RISC_RAM;
 834                                         mbs.param[1] = la;
 835                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 836                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 837                                         mbs.param[4] = nw >> 16;
 838                                         mbs.param[5] = nw;
 839                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 840                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 841                                         mbs.param[8] = la >> 16;
 842                                         isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM %u words at load address 0x%x", nw, la);
 843                                 }
 844                                 isp_mboxcmd(isp, &mbs);
 845                                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 846                                         if (mbs.param[0] == MBOX_HOST_INTERFACE_ERROR) {
 847                                                 isp_prt(isp, ISP_LOGERR, "switching to word load");
 848                                                 wordload = 1;
 849                                                 goto again;
 850                                         }
 851                                         isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
 852                                         ISP_RESET0(isp);
 853                                         return;
 854                                 }
 855                                 la += nw;
 856                         }
 857
 858                         if (ptr[1] == 0) {
 859                                 break;
 860                         }
 861                         ptr += ptr[3];
 862                 }
 863                 isp->isp_loaded_fw = 1;
 864         } else if (dodnld && IS_23XX(isp)) {
 865                 const uint16_t *ptr = isp->isp_mdvec->dv_ispfw;
 866                 uint16_t wi, wl, segno;
 867                 uint32_t la;
 868
 869                 la = code_org;
 870                 segno = 0;
 871
 872                 for (;;) {
 873                         uint32_t nxtaddr;
 874
 875                         isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], la);
 876
 877                         wi = 0;
 878                         wl = ptr[3];
 879
 880                         while (wi < ptr[3]) {
 881                                 uint16_t *cp;
 882                                 uint16_t nw;
 883
 884                                 nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 1;
 885                                 if (nw > wl) {
 886                                         nw = wl;
 887                                 }
 888                                 if (nw > (1 << 15)) {
 889                                         nw = 1 << 15;
 890                                 }
 891                                 cp = isp->isp_rquest;
 892                                 for (i = 0; i < nw; i++) {
 893                                         ISP_IOXPUT_16(isp,  ptr[wi++], &cp[i]);
 894                                         wl--;
 895                                 }
 896                                 MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
 897                                 MBSINIT(&mbs, 0, MBLOGALL, 0);
 898                                 if (la < 0x10000) {
 899                                         mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
 900                                         mbs.param[1] = la;
 901                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 902                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 903                                         mbs.param[4] = nw;
 904                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 905                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 906                                         isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM 2100 %u words at load address 0x%x\n", nw, la);
 907                                 } else {
 908                                         mbs.param[0] = MBOX_LOAD_RISC_RAM;
 909                                         mbs.param[1] = la;
 910                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 911                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 912                                         mbs.param[4] = nw;
 913                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 914                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 915                                         mbs.param[8] = la >> 16;
 916                                         isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM %u words at load address 0x%x\n", nw, la);
 917                                 }
 918                                 isp_mboxcmd(isp, &mbs);
 919                                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 920                                         isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
 921                                         ISP_RESET0(isp);
 922                                         return;
 923                                 }
 924                                 la += nw;
 925                         }
 926
 927                         if (!IS_2322(isp)) {
 928                                 break;
 929                         }
 930
 931                         if (++segno == 3) {
 932                                 break;
 933                         }
 934
 935                         /*
 936                          * If we're a 2322, the firmware actually comes in
 937                          * three chunks. We loaded the first at the code_org
 938                          * address. The other two chunks, which follow right
 939                          * after each other in memory here, get loaded at
 940                          * addresses specfied at offset 0x9..0xB.
 941                          */
 942
 943                         nxtaddr = ptr[3];
 944                         ptr = &ptr[nxtaddr];
 945                         la = ptr[5] | ((ptr[4] & 0x3f) << 16);
 946                 }
 947                 isp->isp_loaded_fw = 1;
 948         } else if (dodnld) {
 949                 union {
 950                         const uint16_t *cp;
 951                         uint16_t *np;
 952                 } ucd;
 953                 ucd.cp = isp->isp_mdvec->dv_ispfw;
 954                 isp->isp_mbxworkp = &ucd.np[1];
 955                 isp->isp_mbxwrk0 = ucd.np[3] - 1;
 956                 isp->isp_mbxwrk1 = code_org + 1;
 957                 MBSINIT(&mbs, MBOX_WRITE_RAM_WORD, MBLOGNONE, 0);
 958                 mbs.param[1] = code_org;
 959                 mbs.param[2] = ucd.np[0];
 960                 isp_prt(isp, ISP_LOGDEBUG1, "WRITE RAM %u words at load address 0x%x", ucd.np[3], code_org);
 961                 isp_mboxcmd(isp, &mbs);
 962                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 963                         isp_prt(isp, ISP_LOGERR, "F/W download failed at word %d", isp->isp_mbxwrk1 - code_org);
 964                         ISP_RESET0(isp);
 965                         return;
 966                 }
 967         } else if (IS_26XX(isp)) {
 968                 MBSINIT(&mbs, MBOX_LOAD_FLASH_FIRMWARE, MBLOGALL, 5000000);
 969                 mbs.ibitm = 0x01;
 970                 mbs.obitm = 0x07;
 971                 isp_mboxcmd(isp, &mbs);
 972                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 973                         isp_prt(isp, ISP_LOGERR, "Flash F/W load failed");
 974                         ISP_RESET0(isp);
 975                         return;
 976                 }
 977         } else {
 978                 isp_prt(isp, ISP_LOGDEBUG2, "skipping f/w download");
 979         }
 980
 981         /*
 982          * If we loaded firmware, verify its checksum
 983          */
 984         if (isp->isp_loaded_fw) {
 985                 MBSINIT(&mbs, MBOX_VERIFY_CHECKSUM, MBLOGNONE, 0);
 986                 if (IS_24XX(isp)) {
 987                         mbs.param[1] = code_org >> 16;
 988                         mbs.param[2] = code_org;
 989                 } else {
 990                         mbs.param[1] = code_org;
 991                 }
 992                 isp_mboxcmd(isp, &mbs);
 993                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 994                         isp_prt(isp, ISP_LOGERR, dcrc);
 995                         ISP_RESET0(isp);
 996                         return;
 997                 }
 998         }
 999
1000         /*
1001          * Now start it rolling.
1002          *
1003          * If we didn't actually download f/w,
1004          * we still need to (re)start it.
1005          */
1006
1007
1008         MBSINIT(&mbs, MBOX_EXEC_FIRMWARE, MBLOGALL, 5000000);
1009         if (IS_24XX(isp)) {
1010                 mbs.param[1] = code_org >> 16;
1011                 mbs.param[2] = code_org;
1012                 if (isp->isp_loaded_fw) {
1013                         mbs.param[3] = 0;
1014                 } else {
1015                         mbs.param[3] = 1;
1016                 }
1017         } else if (IS_2322(isp)) {
1018                 mbs.param[1] = code_org;
1019                 if (isp->isp_loaded_fw) {
1020                         mbs.param[2] = 0;
1021                 } else {
1022                         mbs.param[2] = 1;
1023                 }
1024         } else {
1025                 mbs.param[1] = code_org;
1026         }
1027         isp_mboxcmd(isp, &mbs);
1028         if (IS_2322(isp) || IS_24XX(isp)) {
1029                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1030                         ISP_RESET0(isp);
1031                         return;
1032                 }
1033         }
1034
1035         if (IS_SCSI(isp)) {
1036                 /*
1037                  * Set CLOCK RATE, but only if asked to.
1038                  */
1039                 if (isp->isp_clock) {
1040                         MBSINIT(&mbs, MBOX_SET_CLOCK_RATE, MBLOGALL, 0);
1041                         mbs.param[1] = isp->isp_clock;
1042                         isp_mboxcmd(isp, &mbs);
1043                         /* we will try not to care if this fails */
1044                 }
1045         }
1046
1047         /*
1048          * Ask the chip for the current firmware version.
1049          * This should prove that the new firmware is working.
1050          */
1051         MBSINIT(&mbs, MBOX_ABOUT_FIRMWARE, MBLOGALL, 0);
1052         isp_mboxcmd(isp, &mbs);
1053         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1054                 ISP_RESET0(isp);
1055                 return;
1056         }
1057
1058         /*
1059          * The SBus firmware that we are using apparently does not return
1060          * major, minor, micro revisions in the mailbox registers, which
1061          * is really, really, annoying.
1062          */
1063         if (ISP_SBUS_SUPPORTED && isp->isp_bustype == ISP_BT_SBUS) {
1064                 if (dodnld) {
1065 #ifdef  ISP_TARGET_MODE
1066                         isp->isp_fwrev[0] = 7;
1067                         isp->isp_fwrev[1] = 55;
1068 #else
1069                         isp->isp_fwrev[0] = 1;
1070                         isp->isp_fwrev[1] = 37;
1071 #endif
1072                         isp->isp_fwrev[2] = 0;
1073                 }
1074         } else {
1075                 isp->isp_fwrev[0] = mbs.param[1];
1076                 isp->isp_fwrev[1] = mbs.param[2];
1077                 isp->isp_fwrev[2] = mbs.param[3];
1078         }
1079
1080         if (IS_FC(isp)) {
1081                 /*
1082                  * We do not believe firmware attributes for 2100 code less
1083                  * than 1.17.0, unless it's the firmware we specifically
1084                  * are loading.
1085                  *
1086                  * Note that all 22XX and later f/w is greater than 1.X.0.
1087                  */
1088                 if ((ISP_FW_OLDER_THAN(isp, 1, 17, 1))) {
1089 #ifdef  USE_SMALLER_2100_FIRMWARE
1090                         isp->isp_fwattr = ISP_FW_ATTR_SCCLUN;
1091 #else
1092                         isp->isp_fwattr = 0;
1093 #endif
1094                 } else {
1095                         isp->isp_fwattr = mbs.param[6];
1096                 }
1097                 if (IS_24XX(isp)) {
1098                         isp->isp_fwattr |= ((uint64_t) mbs.param[15]) << 16;
1099                         if (isp->isp_fwattr & ISP2400_FW_ATTR_EXTNDED) {
1100                                 isp->isp_fwattr |=
1101                                     (((uint64_t) mbs.param[16]) << 32) |
1102                                     (((uint64_t) mbs.param[17]) << 48);
1103                         }
1104                 }
1105         } else {
1106                 isp->isp_fwattr = 0;
1107         }
1108
1109         isp_prt(isp, ISP_LOGCONFIG, "Board Type %s, Chip Revision 0x%x, %s F/W Revision %d.%d.%d",
1110             btype, isp->isp_revision, dodnld? "loaded" : "resident", isp->isp_fwrev[0], isp->isp_fwrev[1], isp->isp_fwrev[2]);
1111
1112         fwt = isp->isp_fwattr;
1113         if (IS_24XX(isp)) {
1114                 buf = FCPARAM(isp, 0)->isp_scratch;
1115                 ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1116                 if (fwt & ISP2400_FW_ATTR_CLASS2) {
1117                         fwt ^=ISP2400_FW_ATTR_CLASS2;
1118                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1119                 }
1120                 if (fwt & ISP2400_FW_ATTR_IP) {
1121                         fwt ^=ISP2400_FW_ATTR_IP;
1122                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1123                 }
1124                 if (fwt & ISP2400_FW_ATTR_MULTIID) {
1125                         fwt ^=ISP2400_FW_ATTR_MULTIID;
1126                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MultiID", buf);
1127                 }
1128                 if (fwt & ISP2400_FW_ATTR_SB2) {
1129                         fwt ^=ISP2400_FW_ATTR_SB2;
1130                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SB2", buf);
1131                 }
1132                 if (fwt & ISP2400_FW_ATTR_T10CRC) {
1133                         fwt ^=ISP2400_FW_ATTR_T10CRC;
1134                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s T10CRC", buf);
1135                 }
1136                 if (fwt & ISP2400_FW_ATTR_VI) {
1137                         fwt ^=ISP2400_FW_ATTR_VI;
1138                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1139                 }
1140                 if (fwt & ISP2400_FW_ATTR_MQ) {
1141                         fwt ^=ISP2400_FW_ATTR_MQ;
1142                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MQ", buf);
1143                 }
1144                 if (fwt & ISP2400_FW_ATTR_MSIX) {
1145                         fwt ^=ISP2400_FW_ATTR_MSIX;
1146                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MSIX", buf);
1147                 }
1148                 if (fwt & ISP2400_FW_ATTR_FCOE) {
1149                         fwt ^=ISP2400_FW_ATTR_FCOE;
1150                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FCOE", buf);
1151                 }
1152                 if (fwt & ISP2400_FW_ATTR_VP0) {
1153                         fwt ^= ISP2400_FW_ATTR_VP0;
1154                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VP0_Decoupling", buf);
1155                 }
1156                 if (fwt & ISP2400_FW_ATTR_EXPFW) {
1157                         fwt ^= ISP2400_FW_ATTR_EXPFW;
1158                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (Experimental)", buf);
1159                 }
1160                 if (fwt & ISP2400_FW_ATTR_HOTFW) {
1161                         fwt ^= ISP2400_FW_ATTR_HOTFW;
1162                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s HotFW", buf);
1163                 }
1164                 fwt &= ~ISP2400_FW_ATTR_EXTNDED;
1165                 if (fwt & ISP2400_FW_ATTR_EXTVP) {
1166                         fwt ^= ISP2400_FW_ATTR_EXTVP;
1167                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ExtVP", buf);
1168                 }
1169                 if (fwt & ISP2400_FW_ATTR_VN2VN) {
1170                         fwt ^= ISP2400_FW_ATTR_VN2VN;
1171                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VN2VN", buf);
1172                 }
1173                 if (fwt & ISP2400_FW_ATTR_EXMOFF) {
1174                         fwt ^= ISP2400_FW_ATTR_EXMOFF;
1175                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s EXMOFF", buf);
1176                 }
1177                 if (fwt & ISP2400_FW_ATTR_NPMOFF) {
1178                         fwt ^= ISP2400_FW_ATTR_NPMOFF;
1179                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s NPMOFF", buf);
1180                 }
1181                 if (fwt & ISP2400_FW_ATTR_DIFCHOP) {
1182                         fwt ^= ISP2400_FW_ATTR_DIFCHOP;
1183                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s DIFCHOP", buf);
1184                 }
1185                 if (fwt & ISP2400_FW_ATTR_SRIOV) {
1186                         fwt ^= ISP2400_FW_ATTR_SRIOV;
1187                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SRIOV", buf);
1188                 }
1189                 if (fwt & ISP2400_FW_ATTR_ASICTMP) {
1190                         fwt ^= ISP2400_FW_ATTR_ASICTMP;
1191                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ASICTMP", buf);
1192                 }
1193                 if (fwt & ISP2400_FW_ATTR_ATIOMQ) {
1194                         fwt ^= ISP2400_FW_ATTR_ATIOMQ;
1195                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ATIOMQ", buf);
1196                 }
1197                 if (fwt) {
1198                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1199                             (uint32_t) (fwt >> 32), (uint32_t) fwt);
1200                 }
1201                 isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1202         } else if (IS_FC(isp)) {
1203                 buf = FCPARAM(isp, 0)->isp_scratch;
1204                 ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1205                 if (fwt & ISP_FW_ATTR_TMODE) {
1206                         fwt ^=ISP_FW_ATTR_TMODE;
1207                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s TargetMode", buf);
1208                 }
1209                 if (fwt & ISP_FW_ATTR_SCCLUN) {
1210                         fwt ^=ISP_FW_ATTR_SCCLUN;
1211                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SCC-Lun", buf);
1212                 }
1213                 if (fwt & ISP_FW_ATTR_FABRIC) {
1214                         fwt ^=ISP_FW_ATTR_FABRIC;
1215                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Fabric", buf);
1216                 }
1217                 if (fwt & ISP_FW_ATTR_CLASS2) {
1218                         fwt ^=ISP_FW_ATTR_CLASS2;
1219                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1220                 }
1221                 if (fwt & ISP_FW_ATTR_FCTAPE) {
1222                         fwt ^=ISP_FW_ATTR_FCTAPE;
1223                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FC-Tape", buf);
1224                 }
1225                 if (fwt & ISP_FW_ATTR_IP) {
1226                         fwt ^=ISP_FW_ATTR_IP;
1227                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1228                 }
1229                 if (fwt & ISP_FW_ATTR_VI) {
1230                         fwt ^=ISP_FW_ATTR_VI;
1231                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1232                 }
1233                 if (fwt & ISP_FW_ATTR_VI_SOLARIS) {
1234                         fwt ^=ISP_FW_ATTR_VI_SOLARIS;
1235                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI_SOLARIS", buf);
1236                 }
1237                 if (fwt & ISP_FW_ATTR_2KLOGINS) {
1238                         fwt ^=ISP_FW_ATTR_2KLOGINS;
1239                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s 2K-Login", buf);
1240                 }
1241                 if (fwt != 0) {
1242                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1243                             (uint32_t) (fwt >> 32), (uint32_t) fwt);
1244                 }
1245                 isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1246         }
1247
1248         if (IS_24XX(isp)) {
1249                 MBSINIT(&mbs, MBOX_GET_RESOURCE_COUNT, MBLOGALL, 0);
1250                 isp_mboxcmd(isp, &mbs);
1251                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1252                         ISP_RESET0(isp);
1253                         return;
1254                 }
1255                 if (isp->isp_maxcmds >= mbs.param[3]) {
1256                         isp->isp_maxcmds = mbs.param[3];
1257                 }
1258         } else {
1259                 MBSINIT(&mbs, MBOX_GET_FIRMWARE_STATUS, MBLOGALL, 0);
1260                 isp_mboxcmd(isp, &mbs);
1261                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1262                         ISP_RESET0(isp);
1263                         return;
1264                 }
1265                 if (isp->isp_maxcmds >= mbs.param[2]) {
1266                         isp->isp_maxcmds = mbs.param[2];
1267                 }
1268         }
1269         isp_prt(isp, ISP_LOGCONFIG, "%d max I/O command limit set", isp->isp_maxcmds);
1270
1271         /*
1272          * If we don't have Multi-ID f/w loaded, we need to restrict channels to one.
1273          * Only make this check for non-SCSI cards (I'm not sure firmware attributes
1274          * work for them).
1275          */
1276         if (IS_FC(isp) && isp->isp_nchan > 1) {
1277                 if (!ISP_CAP_MULTI_ID(isp)) {
1278                         isp_prt(isp, ISP_LOGWARN, "non-MULTIID f/w loaded, "
1279                             "only can enable 1 of %d channels", isp->isp_nchan);
1280                         isp->isp_nchan = 1;
1281                 } else if (!ISP_CAP_VP0(isp)) {
1282                         isp_prt(isp, ISP_LOGWARN, "We can not use MULTIID "
1283                             "feature properly without VP0_Decoupling");
1284                         isp->isp_nchan = 1;
1285                 }
1286         }
1287         if (IS_FC(isp)) {
1288                 for (i = 0; i < isp->isp_nchan; i++)
1289                         isp_change_fw_state(isp, i, FW_CONFIG_WAIT);
1290         }
1291         if (isp->isp_dead) {
1292                 isp_shutdown(isp);
1293                 ISP_DISABLE_INTS(isp);
1294                 return;
1295         }
1296
1297         isp->isp_state = ISP_RESETSTATE;
1298
1299         /*
1300          * Okay- now that we have new firmware running, we now (re)set our
1301          * notion of how many luns we support. This is somewhat tricky because
1302          * if we haven't loaded firmware, we sometimes do not have an easy way
1303          * of knowing how many luns we support.
1304          *
1305          * Expanded lun firmware gives you 32 luns for SCSI cards and
1306          * 16384 luns for Fibre Channel cards.
1307          *
1308          * It turns out that even for QLogic 2100s with ROM 1.10 and above
1309          * we do get a firmware attributes word returned in mailbox register 6.
1310          *
1311          * Because the lun is in a different position in the Request Queue
1312          * Entry structure for Fibre Channel with expanded lun firmware, we
1313          * can only support one lun (lun zero) when we don't know what kind
1314          * of firmware we're running.
1315          */
1316         if (IS_SCSI(isp)) {
1317                 if (dodnld) {
1318                         if (IS_ULTRA2(isp) || IS_ULTRA3(isp)) {
1319                                 isp->isp_maxluns = 32;
1320                         } else {
1321                                 isp->isp_maxluns = 8;
1322                         }
1323                 } else {
1324                         isp->isp_maxluns = 8;
1325                 }
1326         } else {
1327                 if (ISP_CAP_SCCFW(isp)) {
1328                         isp->isp_maxluns = 0;   /* No limit -- 2/8 bytes */
1329                 } else {
1330                         isp->isp_maxluns = 16;
1331                 }
1332         }
1333
1334         /*
1335          * We get some default values established. As a side
1336          * effect, NVRAM is read here (unless overriden by
1337          * a configuration flag).
1338          */
1339         if (do_load_defaults) {
1340                 if (IS_SCSI(isp)) {
1341                         isp_setdfltsdparm(isp);
1342                 } else {
1343                         for (i = 0; i < isp->isp_nchan; i++) {
1344                                 isp_setdfltfcparm(isp, i);
1345                         }
1346                 }
1347         }
1348 }
1349
1350 /*
1351  * Clean firmware shutdown.
1352  */
1353 static int
1354 isp_deinit(ispsoftc_t *isp)
1355 {
1356         mbreg_t mbs;
1357
1358         isp->isp_state = ISP_NILSTATE;
1359         MBSINIT(&mbs, MBOX_STOP_FIRMWARE, MBLOGALL, 500000);
1360         mbs.param[1] = 0;
1361         mbs.param[2] = 0;
1362         mbs.param[3] = 0;
1363         mbs.param[4] = 0;
1364         mbs.param[5] = 0;
1365         mbs.param[6] = 0;
1366         mbs.param[7] = 0;
1367         mbs.param[8] = 0;
1368         isp_mboxcmd(isp, &mbs);
1369         return (mbs.param[0] == MBOX_COMMAND_COMPLETE ? 0 : mbs.param[0]);
1370 }
1371
1372 /*
1373  * Initialize Parameters of Hardware to a known state.
1374  *
1375  * Locks are held before coming here.
1376  */
1377 void
1378 isp_init(ispsoftc_t *isp)
1379 {
1380         if (IS_FC(isp)) {
1381                 if (IS_24XX(isp)) {
1382                         isp_fibre_init_2400(isp);
1383                 } else {
1384                         isp_fibre_init(isp);
1385                 }
1386         } else {
1387                 isp_scsi_init(isp);
1388         }
1389         GET_NANOTIME(&isp->isp_init_time);
1390 }
1391
1392 static void
1393 isp_scsi_init(ispsoftc_t *isp)
1394 {
1395         sdparam *sdp_chan0, *sdp_chan1;
1396         mbreg_t mbs;
1397
1398         isp->isp_state = ISP_INITSTATE;
1399
1400         sdp_chan0 = SDPARAM(isp, 0);
1401         sdp_chan1 = sdp_chan0;
1402         if (IS_DUALBUS(isp)) {
1403                 sdp_chan1 = SDPARAM(isp, 1);
1404         }
1405
1406         /* First do overall per-card settings. */
1407
1408         /*
1409          * If we have fast memory timing enabled, turn it on.
1410          */
1411         if (sdp_chan0->isp_fast_mttr) {
1412                 ISP_WRITE(isp, RISC_MTR, 0x1313);
1413         }
1414
1415         /*
1416          * Set Retry Delay and Count.
1417          * You set both channels at the same time.
1418          */
1419         MBSINIT(&mbs, MBOX_SET_RETRY_COUNT, MBLOGALL, 0);
1420         mbs.param[1] = sdp_chan0->isp_retry_count;
1421         mbs.param[2] = sdp_chan0->isp_retry_delay;
1422         mbs.param[6] = sdp_chan1->isp_retry_count;
1423         mbs.param[7] = sdp_chan1->isp_retry_delay;
1424         isp_mboxcmd(isp, &mbs);
1425         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1426                 return;
1427         }
1428
1429         /*
1430          * Set ASYNC DATA SETUP time. This is very important.
1431          */
1432         MBSINIT(&mbs, MBOX_SET_ASYNC_DATA_SETUP_TIME, MBLOGALL, 0);
1433         mbs.param[1] = sdp_chan0->isp_async_data_setup;
1434         mbs.param[2] = sdp_chan1->isp_async_data_setup;
1435         isp_mboxcmd(isp, &mbs);
1436         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1437                 return;
1438         }
1439
1440         /*
1441          * Set ACTIVE Negation State.
1442          */
1443         MBSINIT(&mbs, MBOX_SET_ACT_NEG_STATE, MBLOGNONE, 0);
1444         mbs.param[1] =
1445             (sdp_chan0->isp_req_ack_active_neg << 4) |
1446             (sdp_chan0->isp_data_line_active_neg << 5);
1447         mbs.param[2] =
1448             (sdp_chan1->isp_req_ack_active_neg << 4) |
1449             (sdp_chan1->isp_data_line_active_neg << 5);
1450         isp_mboxcmd(isp, &mbs);
1451         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1452                 isp_prt(isp, ISP_LOGERR,
1453                     "failed to set active negation state (%d,%d), (%d,%d)",
1454                     sdp_chan0->isp_req_ack_active_neg,
1455                     sdp_chan0->isp_data_line_active_neg,
1456                     sdp_chan1->isp_req_ack_active_neg,
1457                     sdp_chan1->isp_data_line_active_neg);
1458                 /*
1459                  * But don't return.
1460                  */
1461         }
1462
1463         /*
1464          * Set the Tag Aging limit
1465          */
1466         MBSINIT(&mbs, MBOX_SET_TAG_AGE_LIMIT, MBLOGALL, 0);
1467         mbs.param[1] = sdp_chan0->isp_tag_aging;
1468         mbs.param[2] = sdp_chan1->isp_tag_aging;
1469         isp_mboxcmd(isp, &mbs);
1470         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1471                 isp_prt(isp, ISP_LOGERR, "failed to set tag age limit (%d,%d)",
1472                     sdp_chan0->isp_tag_aging, sdp_chan1->isp_tag_aging);
1473                 return;
1474         }
1475
1476         /*
1477          * Set selection timeout.
1478          */
1479         MBSINIT(&mbs, MBOX_SET_SELECT_TIMEOUT, MBLOGALL, 0);
1480         mbs.param[1] = sdp_chan0->isp_selection_timeout;
1481         mbs.param[2] = sdp_chan1->isp_selection_timeout;
1482         isp_mboxcmd(isp, &mbs);
1483         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1484                 return;
1485         }
1486
1487         /* now do per-channel settings */
1488         isp_scsi_channel_init(isp, 0);
1489         if (IS_DUALBUS(isp))
1490                 isp_scsi_channel_init(isp, 1);
1491
1492         /*
1493          * Now enable request/response queues
1494          */
1495
1496         if (IS_ULTRA2(isp) || IS_1240(isp)) {
1497                 MBSINIT(&mbs, MBOX_INIT_RES_QUEUE_A64, MBLOGALL, 0);
1498                 mbs.param[1] = RESULT_QUEUE_LEN(isp);
1499                 mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1500                 mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1501                 mbs.param[4] = 0;
1502                 mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1503                 mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1504                 isp_mboxcmd(isp, &mbs);
1505                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1506                         return;
1507                 }
1508                 isp->isp_residx = isp->isp_resodx = mbs.param[5];
1509
1510                 MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE_A64, MBLOGALL, 0);
1511                 mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1512                 mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1513                 mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1514                 mbs.param[5] = 0;
1515                 mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1516                 mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1517                 isp_mboxcmd(isp, &mbs);
1518                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1519                         return;
1520                 }
1521                 isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1522         } else {
1523                 MBSINIT(&mbs, MBOX_INIT_RES_QUEUE, MBLOGALL, 0);
1524                 mbs.param[1] = RESULT_QUEUE_LEN(isp);
1525                 mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1526                 mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1527                 mbs.param[4] = 0;
1528                 isp_mboxcmd(isp, &mbs);
1529                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1530                         return;
1531                 }
1532                 isp->isp_residx = isp->isp_resodx = mbs.param[5];
1533
1534                 MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE, MBLOGALL, 0);
1535                 mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1536                 mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1537                 mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1538                 mbs.param[5] = 0;
1539                 isp_mboxcmd(isp, &mbs);
1540                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1541                         return;
1542                 }
1543                 isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1544         }
1545
1546         /*
1547          * Turn on LVD transitions for ULTRA2 or better and other features
1548          *
1549          * Now that we have 32 bit handles, don't do any fast posting
1550          * any more. For Ultra2/Ultra3 cards, we can turn on 32 bit RIO
1551          * operation or use fast posting. To be conservative, we'll only
1552          * do this for Ultra3 cards now because the other cards are so
1553          * rare for this author to find and test with.
1554          */
1555
1556         MBSINIT(&mbs, MBOX_SET_FW_FEATURES, MBLOGALL, 0);
1557         if (IS_ULTRA2(isp))
1558                 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
1559 #ifdef  ISP_NO_RIO
1560         if (IS_ULTRA3(isp))
1561                 mbs.param[1] |= FW_FEATURE_FAST_POST;
1562 #else
1563         if (IS_ULTRA3(isp))
1564                 mbs.param[1] |= FW_FEATURE_RIO_32BIT;
1565 #endif
1566         if (mbs.param[1] != 0) {
1567                 uint16_t sfeat = mbs.param[1];
1568                 isp_mboxcmd(isp, &mbs);
1569                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
1570                         isp_prt(isp, ISP_LOGINFO,
1571                             "Enabled FW features (0x%x)", sfeat);
1572                 }
1573         }
1574
1575         isp->isp_state = ISP_RUNSTATE;
1576 }
1577
1578 static void
1579 isp_scsi_channel_init(ispsoftc_t *isp, int chan)
1580 {
1581         sdparam *sdp;
1582         mbreg_t mbs;
1583         int tgt;
1584
1585         sdp = SDPARAM(isp, chan);
1586
1587         /*
1588          * Set (possibly new) Initiator ID.
1589          */
1590         MBSINIT(&mbs, MBOX_SET_INIT_SCSI_ID, MBLOGALL, 0);
1591         mbs.param[1] = (chan << 7) | sdp->isp_initiator_id;
1592         isp_mboxcmd(isp, &mbs);
1593         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1594                 return;
1595         }
1596         isp_prt(isp, ISP_LOGINFO, "Chan %d Initiator ID is %d",
1597             chan, sdp->isp_initiator_id);
1598
1599
1600         /*
1601          * Set current per-target parameters to an initial safe minimum.
1602          */
1603         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1604                 int lun;
1605                 uint16_t sdf;
1606
1607                 if (sdp->isp_devparam[tgt].dev_enable == 0) {
1608                         continue;
1609                 }
1610 #ifndef ISP_TARGET_MODE
1611                 sdf = sdp->isp_devparam[tgt].goal_flags;
1612                 sdf &= DPARM_SAFE_DFLT;
1613                 /*
1614                  * It is not quite clear when this changed over so that
1615                  * we could force narrow and async for 1000/1020 cards,
1616                  * but assume that this is only the case for loaded
1617                  * firmware.
1618                  */
1619                 if (isp->isp_loaded_fw) {
1620                         sdf |= DPARM_NARROW | DPARM_ASYNC;
1621                 }
1622 #else
1623                 /*
1624                  * The !$*!)$!$)* f/w uses the same index into some
1625                  * internal table to decide how to respond to negotiations,
1626                  * so if we've said "let's be safe" for ID X, and ID X
1627                  * selects *us*, the negotiations will back to 'safe'
1628                  * (as in narrow/async). What the f/w *should* do is
1629                  * use the initiator id settings to decide how to respond.
1630                  */
1631                 sdp->isp_devparam[tgt].goal_flags = sdf = DPARM_DEFAULT;
1632 #endif
1633                 MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGNONE, 0);
1634                 mbs.param[1] = (chan << 15) | (tgt << 8);
1635                 mbs.param[2] = sdf;
1636                 if ((sdf & DPARM_SYNC) == 0) {
1637                         mbs.param[3] = 0;
1638                 } else {
1639                         mbs.param[3] =
1640                             (sdp->isp_devparam[tgt].goal_offset << 8) |
1641                             (sdp->isp_devparam[tgt].goal_period);
1642                 }
1643                 isp_prt(isp, ISP_LOGDEBUG0, "Initial Settings bus%d tgt%d flags 0x%x off 0x%x per 0x%x",
1644                     chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
1645                 isp_mboxcmd(isp, &mbs);
1646                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1647                         sdf = DPARM_SAFE_DFLT;
1648                         MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGALL, 0);
1649                         mbs.param[1] = (tgt << 8) | (chan << 15);
1650                         mbs.param[2] = sdf;
1651                         mbs.param[3] = 0;
1652                         isp_mboxcmd(isp, &mbs);
1653                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1654                                 continue;
1655                         }
1656                 }
1657
1658                 /*
1659                  * We don't update any information directly from the f/w
1660                  * because we need to run at least one command to cause a
1661                  * new state to be latched up. So, we just assume that we
1662                  * converge to the values we just had set.
1663                  *
1664                  * Ensure that we don't believe tagged queuing is enabled yet.
1665                  * It turns out that sometimes the ISP just ignores our
1666                  * attempts to set parameters for devices that it hasn't
1667                  * seen yet.
1668                  */
1669                 sdp->isp_devparam[tgt].actv_flags = sdf & ~DPARM_TQING;
1670                 for (lun = 0; lun < (int) isp->isp_maxluns; lun++) {
1671                         MBSINIT(&mbs, MBOX_SET_DEV_QUEUE_PARAMS, MBLOGALL, 0);
1672                         mbs.param[1] = (chan << 15) | (tgt << 8) | lun;
1673                         mbs.param[2] = sdp->isp_max_queue_depth;
1674                         mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle;
1675                         isp_mboxcmd(isp, &mbs);
1676                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1677                                 break;
1678                         }
1679                 }
1680         }
1681         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1682                 if (sdp->isp_devparam[tgt].dev_refresh) {
1683                         sdp->sendmarker = 1;
1684                         sdp->update = 1;
1685                         break;
1686                 }
1687         }
1688 }
1689
1690 /*
1691  * Fibre Channel specific initialization.
1692  */
1693 static void
1694 isp_fibre_init(ispsoftc_t *isp)
1695 {
1696         fcparam *fcp;
1697         isp_icb_t local, *icbp = &local;
1698         mbreg_t mbs;
1699
1700         /*
1701          * We only support one channel on non-24XX cards
1702          */
1703         fcp = FCPARAM(isp, 0);
1704         if (fcp->role == ISP_ROLE_NONE)
1705                 return;
1706
1707         isp->isp_state = ISP_INITSTATE;
1708         ISP_MEMZERO(icbp, sizeof (*icbp));
1709         icbp->icb_version = ICB_VERSION1;
1710         icbp->icb_fwoptions = fcp->isp_fwoptions;
1711
1712         /*
1713          * Firmware Options are either retrieved from NVRAM or
1714          * are patched elsewhere. We check them for sanity here
1715          * and make changes based on board revision, but otherwise
1716          * let others decide policy.
1717          */
1718
1719         /*
1720          * If this is a 2100 < revision 5, we have to turn off FAIRNESS.
1721          */
1722         if (IS_2100(isp) && isp->isp_revision < 5) {
1723                 icbp->icb_fwoptions &= ~ICBOPT_FAIRNESS;
1724         }
1725
1726         /*
1727          * We have to use FULL LOGIN even though it resets the loop too much
1728          * because otherwise port database entries don't get updated after
1729          * a LIP- this is a known f/w bug for 2100 f/w less than 1.17.0.
1730          */
1731         if (!ISP_FW_NEWER_THAN(isp, 1, 17, 0)) {
1732                 icbp->icb_fwoptions |= ICBOPT_FULL_LOGIN;
1733         }
1734
1735         /*
1736          * Insist on Port Database Update Async notifications
1737          */
1738         icbp->icb_fwoptions |= ICBOPT_PDBCHANGE_AE;
1739
1740         /*
1741          * Make sure that target role reflects into fwoptions.
1742          */
1743         if (fcp->role & ISP_ROLE_TARGET) {
1744                 icbp->icb_fwoptions |= ICBOPT_TGT_ENABLE;
1745         } else {
1746                 icbp->icb_fwoptions &= ~ICBOPT_TGT_ENABLE;
1747         }
1748
1749         /*
1750          * For some reason my 2200 does not generate ATIOs in target mode
1751          * if initiator is disabled.  Extra logins are better then target
1752          * not working at all.
1753          */
1754         if ((fcp->role & ISP_ROLE_INITIATOR) || IS_2100(isp) || IS_2200(isp)) {
1755                 icbp->icb_fwoptions &= ~ICBOPT_INI_DISABLE;
1756         } else {
1757                 icbp->icb_fwoptions |= ICBOPT_INI_DISABLE;
1758         }
1759
1760         icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
1761         if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1762                 isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
1763                 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1764         }
1765         icbp->icb_maxalloc = fcp->isp_maxalloc;
1766         if (icbp->icb_maxalloc < 1) {
1767                 isp_prt(isp, ISP_LOGERR, "bad maximum allocation (%d)- using 16", fcp->isp_maxalloc);
1768                 icbp->icb_maxalloc = 16;
1769         }
1770         icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
1771         if (icbp->icb_execthrottle < 1) {
1772                 isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
1773                 icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1774         }
1775         icbp->icb_retry_delay = fcp->isp_retry_delay;
1776         icbp->icb_retry_count = fcp->isp_retry_count;
1777         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
1778                 icbp->icb_hardaddr = fcp->isp_loopid;
1779                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
1780                         icbp->icb_fwoptions |= ICBOPT_HARD_ADDRESS;
1781                 else
1782                         icbp->icb_fwoptions |= ICBOPT_PREV_ADDRESS;
1783         }
1784
1785         /*
1786          * Right now we just set extended options to prefer point-to-point
1787          * over loop based upon some soft config options.
1788          *
1789          * NB: for the 2300, ICBOPT_EXTENDED is required.
1790          */
1791         if (IS_2100(isp)) {
1792                 /*
1793                  * We can't have Fast Posting any more- we now
1794                  * have 32 bit handles.
1795                  */
1796                 icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1797         } else if (IS_2200(isp) || IS_23XX(isp)) {
1798                 icbp->icb_fwoptions |= ICBOPT_EXTENDED;
1799
1800                 icbp->icb_xfwoptions = fcp->isp_xfwoptions;
1801
1802                 if (ISP_CAP_FCTAPE(isp)) {
1803                         if (isp->isp_confopts & ISP_CFG_NOFCTAPE)
1804                                 icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1805
1806                         if (isp->isp_confopts & ISP_CFG_FCTAPE)
1807                                 icbp->icb_xfwoptions |= ICBXOPT_FCTAPE;
1808
1809                         if (icbp->icb_xfwoptions & ICBXOPT_FCTAPE) {
1810                                 icbp->icb_fwoptions &= ~ICBOPT_FULL_LOGIN;      /* per documents */
1811                                 icbp->icb_xfwoptions |= ICBXOPT_FCTAPE_CCQ|ICBXOPT_FCTAPE_CONFIRM;
1812                                 FCPARAM(isp, 0)->fctape_enabled = 1;
1813                         } else {
1814                                 FCPARAM(isp, 0)->fctape_enabled = 0;
1815                         }
1816                 } else {
1817                         icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1818                         FCPARAM(isp, 0)->fctape_enabled = 0;
1819                 }
1820
1821                 /*
1822                  * Prefer or force Point-To-Point instead Loop?
1823                  */
1824                 switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
1825                 case ISP_CFG_LPORT_ONLY:
1826                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1827                         icbp->icb_xfwoptions |= ICBXOPT_LOOP_ONLY;
1828                         break;
1829                 case ISP_CFG_NPORT_ONLY:
1830                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1831                         icbp->icb_xfwoptions |= ICBXOPT_PTP_ONLY;
1832                         break;
1833                 case ISP_CFG_LPORT:
1834                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1835                         icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1836                         break;
1837                 case ISP_CFG_NPORT:
1838                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1839                         icbp->icb_xfwoptions |= ICBXOPT_PTP_2_LOOP;
1840                         break;
1841                 default:
1842                         /* Let NVRAM settings define it if they are sane */
1843                         switch (icbp->icb_xfwoptions & ICBXOPT_TOPO_MASK) {
1844                         case ICBXOPT_PTP_2_LOOP:
1845                         case ICBXOPT_PTP_ONLY:
1846                         case ICBXOPT_LOOP_ONLY:
1847                         case ICBXOPT_LOOP_2_PTP:
1848                                 break;
1849                         default:
1850                                 icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1851                                 icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1852                         }
1853                         break;
1854                 }
1855                 if (IS_2200(isp)) {
1856                         /*
1857                          * We can't have Fast Posting any more- we now
1858                          * have 32 bit handles.
1859                          *
1860                          * RIO seemed to have to much breakage.
1861                          *
1862                          * Just opt for safety.
1863                          */
1864                         icbp->icb_xfwoptions &= ~ICBXOPT_RIO_16BIT;
1865                         icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1866                 } else {
1867                         /*
1868                          * QLogic recommends that FAST Posting be turned
1869                          * off for 23XX cards and instead allow the HBA
1870                          * to write response queue entries and interrupt
1871                          * after a delay (ZIO).
1872                          */
1873                         icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1874                         if ((fcp->isp_xfwoptions & ICBXOPT_TIMER_MASK) == ICBXOPT_ZIO) {
1875                                 icbp->icb_xfwoptions |= ICBXOPT_ZIO;
1876                                 icbp->icb_idelaytimer = 10;
1877                         }
1878                         icbp->icb_zfwoptions = fcp->isp_zfwoptions;
1879                         if (isp->isp_confopts & ISP_CFG_1GB) {
1880                                 icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1881                                 icbp->icb_zfwoptions |= ICBZOPT_RATE_1GB;
1882                         } else if (isp->isp_confopts & ISP_CFG_2GB) {
1883                                 icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1884                                 icbp->icb_zfwoptions |= ICBZOPT_RATE_2GB;
1885                         } else {
1886                                 switch (icbp->icb_zfwoptions & ICBZOPT_RATE_MASK) {
1887                                 case ICBZOPT_RATE_1GB:
1888                                 case ICBZOPT_RATE_2GB:
1889                                 case ICBZOPT_RATE_AUTO:
1890                                         break;
1891                                 default:
1892                                         icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1893                                         icbp->icb_zfwoptions |= ICBZOPT_RATE_AUTO;
1894                                         break;
1895                                 }
1896                         }
1897                 }
1898         }
1899
1900
1901         /*
1902          * For 22XX > 2.1.26 && 23XX, set some options.
1903          */
1904         if (ISP_FW_NEWER_THAN(isp, 2, 26, 0)) {
1905                 MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1906                 mbs.param[1] = IFCOPT1_DISF7SWTCH|IFCOPT1_LIPASYNC|IFCOPT1_LIPF8;
1907                 mbs.param[2] = 0;
1908                 mbs.param[3] = 0;
1909                 if (ISP_FW_NEWER_THAN(isp, 3, 16, 0)) {
1910                         mbs.param[1] |= IFCOPT1_EQFQASYNC|IFCOPT1_CTIO_RETRY;
1911                         if (fcp->role & ISP_ROLE_TARGET) {
1912                                 if (ISP_FW_NEWER_THAN(isp, 3, 25, 0)) {
1913                                         mbs.param[1] |= IFCOPT1_ENAPURE;
1914                                 }
1915                                 mbs.param[3] = IFCOPT3_NOPRLI;
1916                         }
1917                 }
1918                 isp_mboxcmd(isp, &mbs);
1919                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1920                         return;
1921                 }
1922         }
1923         icbp->icb_logintime = ICB_LOGIN_TOV;
1924
1925 #ifdef  ISP_TARGET_MODE
1926         if (icbp->icb_fwoptions & ICBOPT_TGT_ENABLE) {
1927                 icbp->icb_lunenables = 0xffff;
1928                 icbp->icb_ccnt = 0xff;
1929                 icbp->icb_icnt = 0xff;
1930                 icbp->icb_lunetimeout = ICB_LUN_ENABLE_TOV;
1931         }
1932 #endif
1933         if (fcp->isp_wwnn && fcp->isp_wwpn) {
1934                 icbp->icb_fwoptions |= ICBOPT_BOTH_WWNS;
1935                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1936                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1937                 isp_prt(isp, ISP_LOGDEBUG1,
1938                     "Setting ICB Node 0x%08x%08x Port 0x%08x%08x",
1939                     ((uint32_t) (fcp->isp_wwnn >> 32)),
1940                     ((uint32_t) (fcp->isp_wwnn)),
1941                     ((uint32_t) (fcp->isp_wwpn >> 32)),
1942                     ((uint32_t) (fcp->isp_wwpn)));
1943         } else if (fcp->isp_wwpn) {
1944                 icbp->icb_fwoptions &= ~ICBOPT_BOTH_WWNS;
1945                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1946                 isp_prt(isp, ISP_LOGDEBUG1,
1947                     "Setting ICB Port 0x%08x%08x",
1948                     ((uint32_t) (fcp->isp_wwpn >> 32)),
1949                     ((uint32_t) (fcp->isp_wwpn)));
1950         } else {
1951                 isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1952                 return;
1953         }
1954         icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1955         if (icbp->icb_rqstqlen < 1) {
1956                 isp_prt(isp, ISP_LOGERR, "bad request queue length");
1957         }
1958         icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1959         if (icbp->icb_rsltqlen < 1) {
1960                 isp_prt(isp, ISP_LOGERR, "bad result queue length");
1961         }
1962         icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1963         icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1964         icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1965         icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1966         icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1967         icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1968         icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1969         icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1970
1971         if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1972                 isp_prt(isp, ISP_LOGERR, sacq);
1973                 return;
1974         }
1975         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init: fwopt 0x%x xfwopt 0x%x zfwopt 0x%x",
1976             icbp->icb_fwoptions, icbp->icb_xfwoptions, icbp->icb_zfwoptions);
1977
1978         isp_put_icb(isp, icbp, (isp_icb_t *)fcp->isp_scratch);
1979         if (isp->isp_dblev & ISP_LOGDEBUG1) {
1980                 isp_print_bytes(isp, "isp_fibre_init",
1981                     sizeof(*icbp), fcp->isp_scratch);
1982         }
1983
1984         /*
1985          * Init the firmware
1986          */
1987         MBSINIT(&mbs, MBOX_INIT_FIRMWARE, MBLOGALL, 30000000);
1988         mbs.param[1] = 0;
1989         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
1990         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
1991         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
1992         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
1993         isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %p (%08x%08x)",
1994             fcp->isp_scratch, (uint32_t) ((uint64_t)fcp->isp_scdma >> 32),
1995             (uint32_t) fcp->isp_scdma);
1996         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
1997         isp_mboxcmd(isp, &mbs);
1998         FC_SCRATCH_RELEASE(isp, 0);
1999         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2000                 return;
2001         isp->isp_reqidx = 0;
2002         isp->isp_reqodx = 0;
2003         isp->isp_residx = 0;
2004         isp->isp_resodx = 0;
2005
2006         /*
2007          * Whatever happens, we're now committed to being here.
2008          */
2009         isp->isp_state = ISP_RUNSTATE;
2010 }
2011
2012 static void
2013 isp_fibre_init_2400(ispsoftc_t *isp)
2014 {
2015         fcparam *fcp;
2016         isp_icb_2400_t local, *icbp = &local;
2017         mbreg_t mbs;
2018         int chan;
2019
2020         /*
2021          * Check to see whether all channels have *some* kind of role
2022          */
2023         for (chan = 0; chan < isp->isp_nchan; chan++) {
2024                 fcp = FCPARAM(isp, chan);
2025                 if (fcp->role != ISP_ROLE_NONE) {
2026                         break;
2027                 }
2028         }
2029         if (chan == isp->isp_nchan) {
2030                 isp_prt(isp, ISP_LOG_WARN1, "all %d channels with role 'none'", chan);
2031                 return;
2032         }
2033
2034         isp->isp_state = ISP_INITSTATE;
2035
2036         /*
2037          * Start with channel 0.
2038          */
2039         fcp = FCPARAM(isp, 0);
2040
2041         /*
2042          * Turn on LIP F8 async event (1)
2043          */
2044         MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
2045         mbs.param[1] = 1;
2046         isp_mboxcmd(isp, &mbs);
2047         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2048                 return;
2049         }
2050
2051         ISP_MEMZERO(icbp, sizeof (*icbp));
2052         icbp->icb_fwoptions1 = fcp->isp_fwoptions;
2053         icbp->icb_fwoptions2 = fcp->isp_xfwoptions;
2054         icbp->icb_fwoptions3 = fcp->isp_zfwoptions;
2055         if (isp->isp_nchan > 1 && ISP_CAP_VP0(isp)) {
2056                 icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2057                 icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2058         } else {
2059                 if (fcp->role & ISP_ROLE_TARGET)
2060                         icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2061                 else
2062                         icbp->icb_fwoptions1 &= ~ICB2400_OPT1_TGT_ENABLE;
2063                 if (fcp->role & ISP_ROLE_INITIATOR)
2064                         icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2065                 else
2066                         icbp->icb_fwoptions1 |= ICB2400_OPT1_INI_DISABLE;
2067         }
2068
2069         icbp->icb_version = ICB_VERSION1;
2070         icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
2071         if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
2072                 isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
2073                 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
2074         }
2075
2076         icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
2077         if (icbp->icb_execthrottle < 1) {
2078                 isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
2079                 icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
2080         }
2081
2082         /*
2083          * Set target exchange count. Take half if we are supporting both roles.
2084          */
2085         if (icbp->icb_fwoptions1 & ICB2400_OPT1_TGT_ENABLE) {
2086                 icbp->icb_xchgcnt = isp->isp_maxcmds;
2087                 if ((icbp->icb_fwoptions1 & ICB2400_OPT1_INI_DISABLE) == 0)
2088                         icbp->icb_xchgcnt >>= 1;
2089         }
2090
2091         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2092                 icbp->icb_hardaddr = fcp->isp_loopid;
2093                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2094                         icbp->icb_fwoptions1 |= ICB2400_OPT1_HARD_ADDRESS;
2095                 else
2096                         icbp->icb_fwoptions1 |= ICB2400_OPT1_PREV_ADDRESS;
2097         }
2098
2099         if (isp->isp_confopts & ISP_CFG_NOFCTAPE) {
2100                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_FCTAPE;
2101         }
2102         if (isp->isp_confopts & ISP_CFG_FCTAPE) {
2103                 icbp->icb_fwoptions2 |= ICB2400_OPT2_FCTAPE;
2104         }
2105
2106         for (chan = 0; chan < isp->isp_nchan; chan++) {
2107                 if (icbp->icb_fwoptions2 & ICB2400_OPT2_FCTAPE)
2108                         FCPARAM(isp, chan)->fctape_enabled = 1;
2109                 else
2110                         FCPARAM(isp, chan)->fctape_enabled = 0;
2111         }
2112
2113         switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
2114         case ISP_CFG_LPORT_ONLY:
2115                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2116                 icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_ONLY;
2117                 break;
2118         case ISP_CFG_NPORT_ONLY:
2119                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2120                 icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_ONLY;
2121                 break;
2122         case ISP_CFG_NPORT:
2123                 /* ISP_CFG_PTP_2_LOOP not available in 24XX/25XX */
2124         case ISP_CFG_LPORT:
2125                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2126                 icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2127                 break;
2128         default:
2129                 /* Let NVRAM settings define it if they are sane */
2130                 switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TOPO_MASK) {
2131                 case ICB2400_OPT2_LOOP_ONLY:
2132                 case ICB2400_OPT2_PTP_ONLY:
2133                 case ICB2400_OPT2_LOOP_2_PTP:
2134                         break;
2135                 default:
2136                         icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2137                         icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2138                 }
2139                 break;
2140         }
2141
2142         switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK) {
2143         case ICB2400_OPT2_ZIO:
2144         case ICB2400_OPT2_ZIO1:
2145                 icbp->icb_idelaytimer = 0;
2146                 break;
2147         case 0:
2148                 break;
2149         default:
2150                 isp_prt(isp, ISP_LOGWARN, "bad value %x in fwopt2 timer field", icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK);
2151                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TIMER_MASK;
2152                 break;
2153         }
2154
2155         if (IS_26XX(isp)) {
2156                 /* We don't support MSI-X yet, so set this unconditionally. */
2157                 icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHR;
2158                 icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHA;
2159         }
2160
2161         if ((icbp->icb_fwoptions3 & ICB2400_OPT3_RSPSZ_MASK) == 0) {
2162                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RSPSZ_24;
2163         }
2164         if (isp->isp_confopts & ISP_CFG_1GB) {
2165                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2166                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_1GB;
2167         } else if (isp->isp_confopts & ISP_CFG_2GB) {
2168                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2169                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_2GB;
2170         } else if (isp->isp_confopts & ISP_CFG_4GB) {
2171                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2172                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_4GB;
2173         } else if (isp->isp_confopts & ISP_CFG_8GB) {
2174                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2175                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_8GB;
2176         } else if (isp->isp_confopts & ISP_CFG_16GB) {
2177                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2178                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_16GB;
2179         } else {
2180                 switch (icbp->icb_fwoptions3 & ICB2400_OPT3_RATE_MASK) {
2181                 case ICB2400_OPT3_RATE_4GB:
2182                 case ICB2400_OPT3_RATE_8GB:
2183                 case ICB2400_OPT3_RATE_16GB:
2184                 case ICB2400_OPT3_RATE_AUTO:
2185                         break;
2186                 case ICB2400_OPT3_RATE_2GB:
2187                         if (isp->isp_type <= ISP_HA_FC_2500)
2188                                 break;
2189                         /*FALLTHROUGH*/
2190                 case ICB2400_OPT3_RATE_1GB:
2191                         if (isp->isp_type <= ISP_HA_FC_2400)
2192                                 break;
2193                         /*FALLTHROUGH*/
2194                 default:
2195                         icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2196                         icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_AUTO;
2197                         break;
2198                 }
2199         }
2200         icbp->icb_logintime = ICB_LOGIN_TOV;
2201
2202         if (fcp->isp_wwnn && fcp->isp_wwpn) {
2203                 icbp->icb_fwoptions1 |= ICB2400_OPT1_BOTH_WWNS;
2204                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2205                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
2206                 isp_prt(isp, ISP_LOGDEBUG1, "Setting ICB Node 0x%08x%08x Port 0x%08x%08x", ((uint32_t) (fcp->isp_wwnn >> 32)), ((uint32_t) (fcp->isp_wwnn)),
2207                     ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2208         } else if (fcp->isp_wwpn) {
2209                 icbp->icb_fwoptions1 &= ~ICB2400_OPT1_BOTH_WWNS;
2210                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2211                 isp_prt(isp, ISP_LOGDEBUG1, "Setting ICB Node to be same as Port 0x%08x%08x", ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2212         } else {
2213                 isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
2214                 return;
2215         }
2216         icbp->icb_retry_count = fcp->isp_retry_count;
2217
2218         icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
2219         if (icbp->icb_rqstqlen < 8) {
2220                 isp_prt(isp, ISP_LOGERR, "bad request queue length %d", icbp->icb_rqstqlen);
2221                 return;
2222         }
2223         icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
2224         if (icbp->icb_rsltqlen < 8) {
2225                 isp_prt(isp, ISP_LOGERR, "bad result queue length %d",
2226                     icbp->icb_rsltqlen);
2227                 return;
2228         }
2229         icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
2230         icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
2231         icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
2232         icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
2233
2234         icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
2235         icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
2236         icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
2237         icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
2238
2239 #ifdef  ISP_TARGET_MODE
2240         /* unconditionally set up the ATIO queue if we support target mode */
2241         icbp->icb_atioqlen = RESULT_QUEUE_LEN(isp);
2242         if (icbp->icb_atioqlen < 8) {
2243                 isp_prt(isp, ISP_LOGERR, "bad ATIO queue length %d", icbp->icb_atioqlen);
2244                 return;
2245         }
2246         icbp->icb_atioqaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_atioq_dma);
2247         icbp->icb_atioqaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_atioq_dma);
2248         icbp->icb_atioqaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_atioq_dma);
2249         icbp->icb_atioqaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_atioq_dma);
2250         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: atioq %04x%04x%04x%04x", DMA_WD3(isp->isp_atioq_dma), DMA_WD2(isp->isp_atioq_dma),
2251             DMA_WD1(isp->isp_atioq_dma), DMA_WD0(isp->isp_atioq_dma));
2252 #endif
2253
2254         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x", icbp->icb_fwoptions1, icbp->icb_fwoptions2, icbp->icb_fwoptions3);
2255
2256         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: rqst %04x%04x%04x%04x rsp %04x%04x%04x%04x", DMA_WD3(isp->isp_rquest_dma), DMA_WD2(isp->isp_rquest_dma),
2257             DMA_WD1(isp->isp_rquest_dma), DMA_WD0(isp->isp_rquest_dma), DMA_WD3(isp->isp_result_dma), DMA_WD2(isp->isp_result_dma),
2258             DMA_WD1(isp->isp_result_dma), DMA_WD0(isp->isp_result_dma));
2259
2260         if (FC_SCRATCH_ACQUIRE(isp, 0)) {
2261                 isp_prt(isp, ISP_LOGERR, sacq);
2262                 return;
2263         }
2264         ISP_MEMZERO(fcp->isp_scratch, ISP_FC_SCRLEN);
2265         isp_put_icb_2400(isp, icbp, fcp->isp_scratch);
2266         if (isp->isp_dblev & ISP_LOGDEBUG1) {
2267                 isp_print_bytes(isp, "isp_fibre_init_2400",
2268                     sizeof (*icbp), fcp->isp_scratch);
2269         }
2270
2271         /*
2272          * Now fill in information about any additional channels
2273          */
2274         if (isp->isp_nchan > 1) {
2275                 isp_icb_2400_vpinfo_t vpinfo, *vdst;
2276                 vp_port_info_t pi, *pdst;
2277                 size_t amt = 0;
2278                 uint8_t *off;
2279
2280                 vpinfo.vp_global_options = ICB2400_VPGOPT_GEN_RIDA;
2281                 if (ISP_CAP_VP0(isp)) {
2282                         vpinfo.vp_global_options |= ICB2400_VPGOPT_VP0_DECOUPLE;
2283                         vpinfo.vp_count = isp->isp_nchan;
2284                         chan = 0;
2285                 } else {
2286                         vpinfo.vp_count = isp->isp_nchan - 1;
2287                         chan = 1;
2288                 }
2289                 off = fcp->isp_scratch;
2290                 off += ICB2400_VPINFO_OFF;
2291                 vdst = (isp_icb_2400_vpinfo_t *) off;
2292                 isp_put_icb_2400_vpinfo(isp, &vpinfo, vdst);
2293                 amt = ICB2400_VPINFO_OFF + sizeof (isp_icb_2400_vpinfo_t);
2294                 for (; chan < isp->isp_nchan; chan++) {
2295                         fcparam *fcp2;
2296
2297                         ISP_MEMZERO(&pi, sizeof (pi));
2298                         fcp2 = FCPARAM(isp, chan);
2299                         if (fcp2->role != ISP_ROLE_NONE) {
2300                                 pi.vp_port_options = ICB2400_VPOPT_ENABLED |
2301                                     ICB2400_VPOPT_ENA_SNSLOGIN;
2302                                 if (fcp2->role & ISP_ROLE_INITIATOR)
2303                                         pi.vp_port_options |= ICB2400_VPOPT_INI_ENABLE;
2304                                 if ((fcp2->role & ISP_ROLE_TARGET) == 0)
2305                                         pi.vp_port_options |= ICB2400_VPOPT_TGT_DISABLE;
2306                         }
2307                         if (fcp2->isp_loopid < LOCAL_LOOP_LIM) {
2308                                 pi.vp_port_loopid = fcp2->isp_loopid;
2309                                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2310                                         pi.vp_port_options |= ICB2400_VPOPT_HARD_ADDRESS;
2311                                 else
2312                                         pi.vp_port_options |= ICB2400_VPOPT_PREV_ADDRESS;
2313                         }
2314                         MAKE_NODE_NAME_FROM_WWN(pi.vp_port_portname, fcp2->isp_wwpn);
2315                         MAKE_NODE_NAME_FROM_WWN(pi.vp_port_nodename, fcp2->isp_wwnn);
2316                         off = fcp->isp_scratch;
2317                         if (ISP_CAP_VP0(isp))
2318                                 off += ICB2400_VPINFO_PORT_OFF(chan);
2319                         else
2320                                 off += ICB2400_VPINFO_PORT_OFF(chan - 1);
2321                         pdst = (vp_port_info_t *) off;
2322                         isp_put_vp_port_info(isp, &pi, pdst);
2323                         amt += ICB2400_VPOPT_WRITE_SIZE;
2324                 }
2325                 if (isp->isp_dblev & ISP_LOGDEBUG1) {
2326                         isp_print_bytes(isp, "isp_fibre_init_2400",
2327                             amt - ICB2400_VPINFO_OFF,
2328                             (char *)fcp->isp_scratch + ICB2400_VPINFO_OFF);
2329                 }
2330         }
2331
2332         /*
2333          * Init the firmware
2334          */
2335         MBSINIT(&mbs, 0, MBLOGALL, 30000000);
2336         if (isp->isp_nchan > 1) {
2337                 mbs.param[0] = MBOX_INIT_FIRMWARE_MULTI_ID;
2338         } else {
2339                 mbs.param[0] = MBOX_INIT_FIRMWARE;
2340         }
2341         mbs.param[1] = 0;
2342         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2343         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2344         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2345         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2346         isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %04x%04x%04x%04x", DMA_WD3(fcp->isp_scdma), DMA_WD2(fcp->isp_scdma), DMA_WD1(fcp->isp_scdma), DMA_WD0(fcp->isp_scdma));
2347         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
2348         isp_mboxcmd(isp, &mbs);
2349         FC_SCRATCH_RELEASE(isp, 0);
2350
2351         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2352                 return;
2353         }
2354         isp->isp_reqidx = 0;
2355         isp->isp_reqodx = 0;
2356         isp->isp_residx = 0;
2357         isp->isp_resodx = 0;
2358         isp->isp_atioodx = 0;
2359
2360         /*
2361          * Whatever happens, we're now committed to being here.
2362          */
2363         isp->isp_state = ISP_RUNSTATE;
2364 }
2365
2366 static int
2367 isp_fc_enable_vp(ispsoftc_t *isp, int chan)
2368 {
2369         fcparam *fcp = FCPARAM(isp, chan);
2370         vp_modify_t vp;
2371         void *reqp;
2372         uint8_t resp[QENTRY_LEN];
2373
2374         /* Build a VP MODIFY command in memory */
2375         ISP_MEMZERO(&vp, sizeof(vp));
2376         vp.vp_mod_hdr.rqs_entry_type = RQSTYPE_VP_MODIFY;
2377         vp.vp_mod_hdr.rqs_entry_count = 1;
2378         vp.vp_mod_cnt = 1;
2379         vp.vp_mod_idx0 = chan;
2380         vp.vp_mod_cmd = VP_MODIFY_ENA;
2381         vp.vp_mod_ports[0].options = ICB2400_VPOPT_ENABLED |
2382             ICB2400_VPOPT_ENA_SNSLOGIN;
2383         if (fcp->role & ISP_ROLE_INITIATOR)
2384                 vp.vp_mod_ports[0].options |= ICB2400_VPOPT_INI_ENABLE;
2385         if ((fcp->role & ISP_ROLE_TARGET) == 0)
2386                 vp.vp_mod_ports[0].options |= ICB2400_VPOPT_TGT_DISABLE;
2387         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2388                 vp.vp_mod_ports[0].loopid = fcp->isp_loopid;
2389                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2390                         vp.vp_mod_ports[0].options |= ICB2400_VPOPT_HARD_ADDRESS;
2391                 else
2392                         vp.vp_mod_ports[0].options |= ICB2400_VPOPT_PREV_ADDRESS;
2393         }
2394         MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwpn, fcp->isp_wwpn);
2395         MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwnn, fcp->isp_wwnn);
2396
2397         /* Prepare space for response in memory */
2398         memset(resp, 0xff, sizeof(resp));
2399         vp.vp_mod_hdl = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2400         if (vp.vp_mod_hdl == 0) {
2401                 isp_prt(isp, ISP_LOGERR,
2402                     "%s: VP_MODIFY of Chan %d out of handles", __func__, chan);
2403                 return (EIO);
2404         }
2405
2406         /* Send request and wait for response. */
2407         reqp = isp_getrqentry(isp);
2408         if (reqp == NULL) {
2409                 isp_prt(isp, ISP_LOGERR,
2410                     "%s: VP_MODIFY of Chan %d out of rqent", __func__, chan);
2411                 isp_destroy_handle(isp, vp.vp_mod_hdl);
2412                 return (EIO);
2413         }
2414         isp_put_vp_modify(isp, &vp, (vp_modify_t *)reqp);
2415         if (isp->isp_dblev & ISP_LOGDEBUG1)
2416                 isp_print_bytes(isp, "IOCB VP_MODIFY", QENTRY_LEN, reqp);
2417         ISP_SYNC_REQUEST(isp);
2418         if (msleep(resp, &isp->isp_lock, 0, "VP_MODIFY", 5*hz) == EWOULDBLOCK) {
2419                 isp_prt(isp, ISP_LOGERR,
2420                     "%s: VP_MODIFY of Chan %d timed out", __func__, chan);
2421                 isp_destroy_handle(isp, vp.vp_mod_hdl);
2422                 return (EIO);
2423         }
2424         if (isp->isp_dblev & ISP_LOGDEBUG1)
2425                 isp_print_bytes(isp, "IOCB VP_MODIFY response", QENTRY_LEN, resp);
2426         isp_get_vp_modify(isp, (vp_modify_t *)resp, &vp);
2427
2428         if (vp.vp_mod_hdr.rqs_flags != 0 || vp.vp_mod_status != VP_STS_OK) {
2429                 isp_prt(isp, ISP_LOGERR,
2430                     "%s: VP_MODIFY of Chan %d failed with flags %x status %d",
2431                     __func__, chan, vp.vp_mod_hdr.rqs_flags, vp.vp_mod_status);
2432                 return (EIO);
2433         }
2434         GET_NANOTIME(&isp->isp_init_time);
2435         return (0);
2436 }
2437
2438 static int
2439 isp_fc_disable_vp(ispsoftc_t *isp, int chan)
2440 {
2441         vp_ctrl_info_t vp;
2442         void *reqp;
2443         uint8_t resp[QENTRY_LEN];
2444
2445         /* Build a VP CTRL command in memory */
2446         ISP_MEMZERO(&vp, sizeof(vp));
2447         vp.vp_ctrl_hdr.rqs_entry_type = RQSTYPE_VP_CTRL;
2448         vp.vp_ctrl_hdr.rqs_entry_count = 1;
2449         if (ISP_CAP_VP0(isp)) {
2450                 vp.vp_ctrl_status = 1;
2451         } else {
2452                 vp.vp_ctrl_status = 0;
2453                 chan--; /* VP0 can not be controlled in this case. */
2454         }
2455         vp.vp_ctrl_command = VP_CTRL_CMD_DISABLE_VP_LOGO_ALL;
2456         vp.vp_ctrl_vp_count = 1;
2457         vp.vp_ctrl_idmap[chan / 16] |= (1 << chan % 16);
2458
2459         /* Prepare space for response in memory */
2460         memset(resp, 0xff, sizeof(resp));
2461         vp.vp_ctrl_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2462         if (vp.vp_ctrl_handle == 0) {
2463                 isp_prt(isp, ISP_LOGERR,
2464                     "%s: VP_CTRL of Chan %d out of handles", __func__, chan);
2465                 return (EIO);
2466         }
2467
2468         /* Send request and wait for response. */
2469         reqp = isp_getrqentry(isp);
2470         if (reqp == NULL) {
2471                 isp_prt(isp, ISP_LOGERR,
2472                     "%s: VP_CTRL of Chan %d out of rqent", __func__, chan);
2473                 isp_destroy_handle(isp, vp.vp_ctrl_handle);
2474                 return (EIO);
2475         }
2476         isp_put_vp_ctrl_info(isp, &vp, (vp_ctrl_info_t *)reqp);
2477         if (isp->isp_dblev & ISP_LOGDEBUG1)
2478                 isp_print_bytes(isp, "IOCB VP_CTRL", QENTRY_LEN, reqp);
2479         ISP_SYNC_REQUEST(isp);
2480         if (msleep(resp, &isp->isp_lock, 0, "VP_CTRL", 5*hz) == EWOULDBLOCK) {
2481                 isp_prt(isp, ISP_LOGERR,
2482                     "%s: VP_CTRL of Chan %d timed out", __func__, chan);
2483                 isp_destroy_handle(isp, vp.vp_ctrl_handle);
2484                 return (EIO);
2485         }
2486         if (isp->isp_dblev & ISP_LOGDEBUG1)
2487                 isp_print_bytes(isp, "IOCB VP_CTRL response", QENTRY_LEN, resp);
2488         isp_get_vp_ctrl_info(isp, (vp_ctrl_info_t *)resp, &vp);
2489
2490         if (vp.vp_ctrl_hdr.rqs_flags != 0 || vp.vp_ctrl_status != 0) {
2491                 isp_prt(isp, ISP_LOGERR,
2492                     "%s: VP_CTRL of Chan %d failed with flags %x status %d %d",
2493                     __func__, chan, vp.vp_ctrl_hdr.rqs_flags,
2494                     vp.vp_ctrl_status, vp.vp_ctrl_index_fail);
2495                 return (EIO);
2496         }
2497         return (0);
2498 }
2499
2500 static int
2501 isp_fc_change_role(ispsoftc_t *isp, int chan, int new_role)
2502 {
2503         fcparam *fcp = FCPARAM(isp, chan);
2504         int i, was, res = 0;
2505
2506         if (chan >= isp->isp_nchan) {
2507                 isp_prt(isp, ISP_LOGWARN, "%s: bad channel %d", __func__, chan);
2508                 return (ENXIO);
2509         }
2510         if (fcp->role == new_role)
2511                 return (0);
2512         for (was = 0, i = 0; i < isp->isp_nchan; i++) {
2513                 if (FCPARAM(isp, i)->role != ISP_ROLE_NONE)
2514                         was++;
2515         }
2516         if (was == 0 || (was == 1 && fcp->role != ISP_ROLE_NONE)) {
2517                 fcp->role = new_role;
2518                 return (isp_reinit(isp, 0));
2519         }
2520         if (fcp->role != ISP_ROLE_NONE) {
2521                 res = isp_fc_disable_vp(isp, chan);
2522                 isp_clear_portdb(isp, chan);
2523         }
2524         fcp->role = new_role;
2525         if (fcp->role != ISP_ROLE_NONE)
2526                 res = isp_fc_enable_vp(isp, chan);
2527         return (res);
2528 }
2529
2530 static void
2531 isp_clear_portdb(ispsoftc_t *isp, int chan)
2532 {
2533         fcparam *fcp = FCPARAM(isp, chan);
2534         fcportdb_t *lp;
2535         int i;
2536
2537         for (i = 0; i < MAX_FC_TARG; i++) {
2538                 lp = &fcp->portdb[i];
2539                 switch (lp->state) {
2540                 case FC_PORTDB_STATE_DEAD:
2541                 case FC_PORTDB_STATE_CHANGED:
2542                 case FC_PORTDB_STATE_VALID:
2543                         lp->state = FC_PORTDB_STATE_NIL;
2544                         isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
2545                         break;
2546                 case FC_PORTDB_STATE_NIL:
2547                 case FC_PORTDB_STATE_NEW:
2548                         lp->state = FC_PORTDB_STATE_NIL;
2549                         break;
2550                 case FC_PORTDB_STATE_ZOMBIE:
2551                         break;
2552                 default:
2553                         panic("Don't know how to clear state %d\n", lp->state);
2554                 }
2555         }
2556 }
2557
2558 static void
2559 isp_mark_portdb(ispsoftc_t *isp, int chan)
2560 {
2561         fcparam *fcp = FCPARAM(isp, chan);
2562         fcportdb_t *lp;
2563         int i;
2564
2565         for (i = 0; i < MAX_FC_TARG; i++) {
2566                 lp = &fcp->portdb[i];
2567                 if (lp->state == FC_PORTDB_STATE_NIL)
2568                         continue;
2569                 if (lp->portid >= DOMAIN_CONTROLLER_BASE &&
2570                     lp->portid <= DOMAIN_CONTROLLER_END)
2571                         continue;
2572                 fcp->portdb[i].probational = 1;
2573         }
2574 }
2575
2576 /*
2577  * Perform an IOCB PLOGI or LOGO via EXECUTE IOCB A64 for 24XX cards
2578  * or via FABRIC LOGIN/FABRIC LOGOUT for other cards.
2579  */
2580 static int
2581 isp_plogx(ispsoftc_t *isp, int chan, uint16_t handle, uint32_t portid, int flags)
2582 {
2583         isp_plogx_t pl;
2584         void *reqp;
2585         uint8_t resp[QENTRY_LEN];
2586         uint32_t sst, parm1;
2587         int rval, lev;
2588         const char *msg;
2589         char buf[64];
2590
2591         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d PLOGX %s PortID 0x%06x nphdl 0x%x",
2592             chan, (flags & PLOGX_FLG_CMD_MASK) == PLOGX_FLG_CMD_PLOGI ?
2593             "Login":"Logout", portid, handle);
2594         if (!IS_24XX(isp)) {
2595                 int action = flags & PLOGX_FLG_CMD_MASK;
2596                 if (action == PLOGX_FLG_CMD_PLOGI) {
2597                         return (isp_port_login(isp, handle, portid));
2598                 } else if (action == PLOGX_FLG_CMD_LOGO) {
2599                         return (isp_port_logout(isp, handle, portid));
2600                 } else {
2601                         return (MBOX_INVALID_COMMAND);
2602                 }
2603         }
2604
2605         ISP_MEMZERO(&pl, sizeof(pl));
2606         pl.plogx_header.rqs_entry_count = 1;
2607         pl.plogx_header.rqs_entry_type = RQSTYPE_LOGIN;
2608         pl.plogx_nphdl = handle;
2609         pl.plogx_vphdl = chan;
2610         pl.plogx_portlo = portid;
2611         pl.plogx_rspsz_porthi = (portid >> 16) & 0xff;
2612         pl.plogx_flags = flags;
2613
2614         /* Prepare space for response in memory */
2615         memset(resp, 0xff, sizeof(resp));
2616         pl.plogx_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2617         if (pl.plogx_handle == 0) {
2618                 isp_prt(isp, ISP_LOGERR,
2619                     "%s: PLOGX of Chan %d out of handles", __func__, chan);
2620                 return (-1);
2621         }
2622
2623         /* Send request and wait for response. */
2624         reqp = isp_getrqentry(isp);
2625         if (reqp == NULL) {
2626                 isp_prt(isp, ISP_LOGERR,
2627                     "%s: PLOGX of Chan %d out of rqent", __func__, chan);
2628                 isp_destroy_handle(isp, pl.plogx_handle);
2629                 return (-1);
2630         }
2631         isp_put_plogx(isp, &pl, (isp_plogx_t *)reqp);
2632         if (isp->isp_dblev & ISP_LOGDEBUG1)
2633                 isp_print_bytes(isp, "IOCB LOGX", QENTRY_LEN, reqp);
2634         FCPARAM(isp, chan)->isp_login_hdl = handle;
2635         ISP_SYNC_REQUEST(isp);
2636         if (msleep(resp, &isp->isp_lock, 0, "PLOGX", 3 * ICB_LOGIN_TOV * hz)
2637             == EWOULDBLOCK) {
2638                 isp_prt(isp, ISP_LOGERR,
2639                     "%s: PLOGX of Chan %d timed out", __func__, chan);
2640                 isp_destroy_handle(isp, pl.plogx_handle);
2641                 return (-1);
2642         }
2643         FCPARAM(isp, chan)->isp_login_hdl = NIL_HANDLE;
2644         if (isp->isp_dblev & ISP_LOGDEBUG1)
2645                 isp_print_bytes(isp, "IOCB LOGX response", QENTRY_LEN, resp);
2646         isp_get_plogx(isp, (isp_plogx_t *)resp, &pl);
2647
2648         if (pl.plogx_status == PLOGX_STATUS_OK) {
2649                 return (0);
2650         } else if (pl.plogx_status != PLOGX_STATUS_IOCBERR) {
2651                 isp_prt(isp, ISP_LOGWARN,
2652                     "status 0x%x on port login IOCB channel %d",
2653                     pl.plogx_status, chan);
2654                 return (-1);
2655         }
2656
2657         sst = pl.plogx_ioparm[0].lo16 | (pl.plogx_ioparm[0].hi16 << 16);
2658         parm1 = pl.plogx_ioparm[1].lo16 | (pl.plogx_ioparm[1].hi16 << 16);
2659
2660         rval = -1;
2661         lev = ISP_LOGERR;
2662         msg = NULL;
2663
2664         switch (sst) {
2665         case PLOGX_IOCBERR_NOLINK:
2666                 msg = "no link";
2667                 break;
2668         case PLOGX_IOCBERR_NOIOCB:
2669                 msg = "no IOCB buffer";
2670                 break;
2671         case PLOGX_IOCBERR_NOXGHG:
2672                 msg = "no Exchange Control Block";
2673                 break;
2674         case PLOGX_IOCBERR_FAILED:
2675                 ISP_SNPRINTF(buf, sizeof (buf), "reason 0x%x (last LOGIN state 0x%x)", parm1 & 0xff, (parm1 >> 8) & 0xff);
2676                 msg = buf;
2677                 break;
2678         case PLOGX_IOCBERR_NOFABRIC:
2679                 msg = "no fabric";
2680                 break;
2681         case PLOGX_IOCBERR_NOTREADY:
2682                 msg = "firmware not ready";
2683                 break;
2684         case PLOGX_IOCBERR_NOLOGIN:
2685                 ISP_SNPRINTF(buf, sizeof (buf), "not logged in (last state 0x%x)", parm1);
2686                 msg = buf;
2687                 rval = MBOX_NOT_LOGGED_IN;
2688                 break;
2689         case PLOGX_IOCBERR_REJECT:
2690                 ISP_SNPRINTF(buf, sizeof (buf), "LS_RJT = 0x%x", parm1);
2691                 msg = buf;
2692                 break;
2693         case PLOGX_IOCBERR_NOPCB:
2694                 msg = "no PCB allocated";
2695                 break;
2696         case PLOGX_IOCBERR_EINVAL:
2697                 ISP_SNPRINTF(buf, sizeof (buf), "invalid parameter at offset 0x%x", parm1);
2698                 msg = buf;
2699                 break;
2700         case PLOGX_IOCBERR_PORTUSED:
2701                 lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2702                 ISP_SNPRINTF(buf, sizeof (buf), "already logged in with N-Port handle 0x%x", parm1);
2703                 msg = buf;
2704                 rval = MBOX_PORT_ID_USED | (parm1 << 16);
2705                 break;
2706         case PLOGX_IOCBERR_HNDLUSED:
2707                 lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2708                 ISP_SNPRINTF(buf, sizeof (buf), "handle already used for PortID 0x%06x", parm1);
2709                 msg = buf;
2710                 rval = MBOX_LOOP_ID_USED;
2711                 break;
2712         case PLOGX_IOCBERR_NOHANDLE:
2713                 msg = "no handle allocated";
2714                 break;
2715         case PLOGX_IOCBERR_NOFLOGI:
2716                 msg = "no FLOGI_ACC";
2717                 break;
2718         default:
2719                 ISP_SNPRINTF(buf, sizeof (buf), "status %x from %x", pl.plogx_status, flags);
2720                 msg = buf;
2721                 break;
2722         }
2723         if (msg) {
2724                 isp_prt(isp, ISP_LOGERR, "Chan %d PLOGX PortID 0x%06x to N-Port handle 0x%x: %s", chan, portid, handle, msg);
2725         }
2726         return (rval);
2727 }
2728
2729 static int
2730 isp_port_login(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2731 {
2732         mbreg_t mbs;
2733
2734         MBSINIT(&mbs, MBOX_FABRIC_LOGIN, MBLOGNONE, 500000);
2735         if (ISP_CAP_2KLOGIN(isp)) {
2736                 mbs.param[1] = handle;
2737                 mbs.ibits = (1 << 10);
2738         } else {
2739                 mbs.param[1] = handle << 8;
2740         }
2741         mbs.param[2] = portid >> 16;
2742         mbs.param[3] = portid;
2743         mbs.logval = MBLOGNONE;
2744         mbs.timeout = 500000;
2745         isp_mboxcmd(isp, &mbs);
2746
2747         switch (mbs.param[0]) {
2748         case MBOX_PORT_ID_USED:
2749                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: portid 0x%06x already logged in as 0x%x", portid, mbs.param[1]);
2750                 return (MBOX_PORT_ID_USED | (mbs.param[1] << 16));
2751
2752         case MBOX_LOOP_ID_USED:
2753                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: handle 0x%x in use for port id 0x%02xXXXX", handle, mbs.param[1] & 0xff);
2754                 return (MBOX_LOOP_ID_USED);
2755
2756         case MBOX_COMMAND_COMPLETE:
2757                 return (0);
2758
2759         case MBOX_COMMAND_ERROR:
2760                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: error 0x%x in PLOGI to port 0x%06x", mbs.param[1], portid);
2761                 return (MBOX_COMMAND_ERROR);
2762
2763         case MBOX_ALL_IDS_USED:
2764                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: all IDs used for fabric login");
2765                 return (MBOX_ALL_IDS_USED);
2766
2767         default:
2768                 isp_prt(isp, ISP_LOG_SANCFG, "isp_port_login: error 0x%x on port login of 0x%06x@0x%0x", mbs.param[0], portid, handle);
2769                 return (mbs.param[0]);
2770         }
2771 }
2772
2773 /*
2774  * Pre-24XX fabric port logout
2775  *
2776  * Note that portid is not used
2777  */
2778 static int
2779 isp_port_logout(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2780 {
2781         mbreg_t mbs;
2782
2783         MBSINIT(&mbs, MBOX_FABRIC_LOGOUT, MBLOGNONE, 500000);
2784         if (ISP_CAP_2KLOGIN(isp)) {
2785                 mbs.param[1] = handle;
2786                 mbs.ibits = (1 << 10);
2787         } else {
2788                 mbs.param[1] = handle << 8;
2789         }
2790         isp_mboxcmd(isp, &mbs);
2791         return (mbs.param[0] == MBOX_COMMAND_COMPLETE? 0 : mbs.param[0]);
2792 }
2793
2794 static int
2795 isp_getpdb(ispsoftc_t *isp, int chan, uint16_t id, isp_pdb_t *pdb)
2796 {
2797         mbreg_t mbs;
2798         union {
2799                 isp_pdb_21xx_t fred;
2800                 isp_pdb_24xx_t bill;
2801         } un;
2802
2803         MBSINIT(&mbs, MBOX_GET_PORT_DB,
2804             MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 250000);
2805         if (IS_24XX(isp)) {
2806                 mbs.ibits = (1 << 9)|(1 << 10);
2807                 mbs.param[1] = id;
2808                 mbs.param[9] = chan;
2809         } else if (ISP_CAP_2KLOGIN(isp)) {
2810                 mbs.param[1] = id;
2811         } else {
2812                 mbs.param[1] = id << 8;
2813         }
2814         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
2815         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
2816         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
2817         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
2818         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, sizeof(un), chan);
2819
2820         isp_mboxcmd(isp, &mbs);
2821         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2822                 return (mbs.param[0] | (mbs.param[1] << 16));
2823
2824         MEMORYBARRIER(isp, SYNC_IFORCPU, 0, sizeof(un), chan);
2825         if (IS_24XX(isp)) {
2826                 isp_get_pdb_24xx(isp, isp->isp_iocb, &un.bill);
2827                 pdb->handle = un.bill.pdb_handle;
2828                 pdb->prli_word3 = un.bill.pdb_prli_svc3;
2829                 pdb->portid = BITS2WORD_24XX(un.bill.pdb_portid_bits);
2830                 ISP_MEMCPY(pdb->portname, un.bill.pdb_portname, 8);
2831                 ISP_MEMCPY(pdb->nodename, un.bill.pdb_nodename, 8);
2832                 isp_prt(isp, ISP_LOGDEBUG1,
2833                     "Chan %d handle 0x%x Port 0x%06x flags 0x%x curstate %x",
2834                     chan, id, pdb->portid, un.bill.pdb_flags,
2835                     un.bill.pdb_curstate);
2836                 if (un.bill.pdb_curstate < PDB2400_STATE_PLOGI_DONE || un.bill.pdb_curstate > PDB2400_STATE_LOGGED_IN) {
2837                         mbs.param[0] = MBOX_NOT_LOGGED_IN;
2838                         return (mbs.param[0]);
2839                 }
2840         } else {
2841                 isp_get_pdb_21xx(isp, isp->isp_iocb, &un.fred);
2842                 pdb->handle = un.fred.pdb_loopid;
2843                 pdb->prli_word3 = un.fred.pdb_prli_svc3;
2844                 pdb->portid = BITS2WORD(un.fred.pdb_portid_bits);
2845                 ISP_MEMCPY(pdb->portname, un.fred.pdb_portname, 8);
2846                 ISP_MEMCPY(pdb->nodename, un.fred.pdb_nodename, 8);
2847                 isp_prt(isp, ISP_LOGDEBUG1,
2848                     "Chan %d handle 0x%x Port 0x%06x", chan, id, pdb->portid);
2849         }
2850         return (0);
2851 }
2852
2853 static int
2854 isp_gethandles(ispsoftc_t *isp, int chan, uint16_t *handles, int *num, int loop)
2855 {
2856         fcparam *fcp = FCPARAM(isp, chan);
2857         mbreg_t mbs;
2858         isp_pnhle_21xx_t el1, *elp1;
2859         isp_pnhle_23xx_t el3, *elp3;
2860         isp_pnhle_24xx_t el4, *elp4;
2861         int i, j;
2862         uint32_t p;
2863         uint16_t h;
2864
2865         MBSINIT(&mbs, MBOX_GET_ID_LIST, MBLOGALL, 250000);
2866         if (IS_24XX(isp)) {
2867                 mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2868                 mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2869                 mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2870                 mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2871                 mbs.param[8] = ISP_FC_SCRLEN;
2872                 mbs.param[9] = chan;
2873         } else {
2874                 mbs.ibits = (1 << 1)|(1 << 2)|(1 << 3)|(1 << 6);
2875                 mbs.param[1] = DMA_WD1(fcp->isp_scdma);
2876                 mbs.param[2] = DMA_WD0(fcp->isp_scdma);
2877                 mbs.param[3] = DMA_WD3(fcp->isp_scdma);
2878                 mbs.param[6] = DMA_WD2(fcp->isp_scdma);
2879         }
2880         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2881                 isp_prt(isp, ISP_LOGERR, sacq);
2882                 return (-1);
2883         }
2884         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, ISP_FC_SCRLEN, chan);
2885         isp_mboxcmd(isp, &mbs);
2886         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2887                 FC_SCRATCH_RELEASE(isp, chan);
2888                 return (mbs.param[0] | (mbs.param[1] << 16));
2889         }
2890         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, ISP_FC_SCRLEN, chan);
2891         elp1 = fcp->isp_scratch;
2892         elp3 = fcp->isp_scratch;
2893         elp4 = fcp->isp_scratch;
2894         for (i = 0, j = 0; i < mbs.param[1] && j < *num; i++) {
2895                 if (IS_24XX(isp)) {
2896                         isp_get_pnhle_24xx(isp, &elp4[i], &el4);
2897                         p = el4.pnhle_port_id_lo |
2898                             (el4.pnhle_port_id_hi << 16);
2899                         h = el4.pnhle_handle;
2900                 } else if (IS_23XX(isp)) {
2901                         isp_get_pnhle_23xx(isp, &elp3[i], &el3);
2902                         p = el3.pnhle_port_id_lo |
2903                             (el3.pnhle_port_id_hi << 16);
2904                         h = el3.pnhle_handle;
2905                 } else { /* 21xx */
2906                         isp_get_pnhle_21xx(isp, &elp1[i], &el1);
2907                         p = el1.pnhle_port_id_lo |
2908                             ((el1.pnhle_port_id_hi_handle & 0xff) << 16);
2909                         h = el1.pnhle_port_id_hi_handle >> 8;
2910                 }
2911                 if (loop && (p >> 8) != (fcp->isp_portid >> 8))
2912                         continue;
2913                 handles[j++] = h;
2914         }
2915         *num = j;
2916         FC_SCRATCH_RELEASE(isp, chan);
2917         return (0);
2918 }
2919
2920 static void
2921 isp_dump_chip_portdb(ispsoftc_t *isp, int chan)
2922 {
2923         isp_pdb_t pdb;
2924         uint16_t lim, nphdl;
2925
2926         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d chip port dump", chan);
2927         if (ISP_CAP_2KLOGIN(isp)) {
2928                 lim = NPH_MAX_2K;
2929         } else {
2930                 lim = NPH_MAX;
2931         }
2932         for (nphdl = 0; nphdl != lim; nphdl++) {
2933                 if (isp_getpdb(isp, chan, nphdl, &pdb)) {
2934                         continue;
2935                 }
2936                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d Handle 0x%04x "
2937                     "PortID 0x%06x WWPN 0x%02x%02x%02x%02x%02x%02x%02x%02x",
2938                     chan, nphdl, pdb.portid, pdb.portname[0], pdb.portname[1],
2939                     pdb.portname[2], pdb.portname[3], pdb.portname[4],
2940                     pdb.portname[5], pdb.portname[6], pdb.portname[7]);
2941         }
2942 }
2943
2944 static uint64_t
2945 isp_get_wwn(ispsoftc_t *isp, int chan, int nphdl, int nodename)
2946 {
2947         uint64_t wwn = INI_NONE;
2948         mbreg_t mbs;
2949
2950         MBSINIT(&mbs, MBOX_GET_PORT_NAME,
2951             MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 500000);
2952         if (ISP_CAP_2KLOGIN(isp)) {
2953                 mbs.param[1] = nphdl;
2954                 if (nodename) {
2955                         mbs.param[10] = 1;
2956                 }
2957                 mbs.param[9] = chan;
2958         } else {
2959                 mbs.ibitm = 3;
2960                 mbs.param[1] = nphdl << 8;
2961                 if (nodename) {
2962                         mbs.param[1] |= 1;
2963                 }
2964         }
2965         isp_mboxcmd(isp, &mbs);
2966         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2967                 return (wwn);
2968         }
2969         if (IS_24XX(isp)) {
2970                 wwn =
2971                     (((uint64_t)(mbs.param[2] >> 8))    << 56) |
2972                     (((uint64_t)(mbs.param[2] & 0xff))  << 48) |
2973                     (((uint64_t)(mbs.param[3] >> 8))    << 40) |
2974                     (((uint64_t)(mbs.param[3] & 0xff))  << 32) |
2975                     (((uint64_t)(mbs.param[6] >> 8))    << 24) |
2976                     (((uint64_t)(mbs.param[6] & 0xff))  << 16) |
2977                     (((uint64_t)(mbs.param[7] >> 8))    <<  8) |
2978                     (((uint64_t)(mbs.param[7] & 0xff)));
2979         } else {
2980                 wwn =
2981                     (((uint64_t)(mbs.param[2] & 0xff))  << 56) |
2982                     (((uint64_t)(mbs.param[2] >> 8))    << 48) |
2983                     (((uint64_t)(mbs.param[3] & 0xff))  << 40) |
2984                     (((uint64_t)(mbs.param[3] >> 8))    << 32) |
2985                     (((uint64_t)(mbs.param[6] & 0xff))  << 24) |
2986                     (((uint64_t)(mbs.param[6] >> 8))    << 16) |
2987                     (((uint64_t)(mbs.param[7] & 0xff))  <<  8) |
2988                     (((uint64_t)(mbs.param[7] >> 8)));
2989         }
2990         return (wwn);
2991 }
2992
2993 /*
2994  * Make sure we have good FC link.
2995  */
2996
2997 static int
2998 isp_fclink_test(ispsoftc_t *isp, int chan, int usdelay)
2999 {
3000         mbreg_t mbs;
3001         int i, r;
3002         uint16_t nphdl;
3003         fcparam *fcp;
3004         isp_pdb_t pdb;
3005         NANOTIME_T hra, hrb;
3006
3007         fcp = FCPARAM(isp, chan);
3008
3009         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
3010                 return (-1);
3011         if (fcp->isp_loopstate >= LOOP_LTEST_DONE)
3012                 return (0);
3013
3014         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test", chan);
3015
3016         /*
3017          * Wait up to N microseconds for F/W to go to a ready state.
3018          */
3019         GET_NANOTIME(&hra);
3020         while (1) {
3021                 isp_change_fw_state(isp, chan, isp_fw_state(isp, chan));
3022                 if (fcp->isp_fwstate == FW_READY) {
3023                         break;
3024                 }
3025                 if (fcp->isp_loopstate < LOOP_HAVE_LINK)
3026                         goto abort;
3027                 GET_NANOTIME(&hrb);
3028                 if ((NANOTIME_SUB(&hrb, &hra) / 1000 + 1000 >= usdelay))
3029                         break;
3030                 ISP_SLEEP(isp, 1000);
3031         }
3032         if (fcp->isp_fwstate != FW_READY) {
3033                 isp_prt(isp, ISP_LOG_SANCFG,
3034                     "Chan %d Firmware is not ready (%s)",
3035                     chan, isp_fc_fw_statename(fcp->isp_fwstate));
3036                 return (-1);
3037         }
3038
3039         /*
3040          * Get our Loop ID and Port ID.
3041          */
3042         MBSINIT(&mbs, MBOX_GET_LOOP_ID, MBLOGALL, 0);
3043         mbs.param[9] = chan;
3044         isp_mboxcmd(isp, &mbs);
3045         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3046                 return (-1);
3047         }
3048
3049         if (IS_2100(isp)) {
3050                 /*
3051                  * Don't bother with fabric if we are using really old
3052                  * 2100 firmware. It's just not worth it.
3053                  */
3054                 if (ISP_FW_NEWER_THAN(isp, 1, 15, 37))
3055                         fcp->isp_topo = TOPO_FL_PORT;
3056                 else
3057                         fcp->isp_topo = TOPO_NL_PORT;
3058         } else {
3059                 int topo = (int) mbs.param[6];
3060                 if (topo < TOPO_NL_PORT || topo > TOPO_PTP_STUB) {
3061                         topo = TOPO_PTP_STUB;
3062                 }
3063                 fcp->isp_topo = topo;
3064         }
3065         fcp->isp_portid = mbs.param[2] | (mbs.param[3] << 16);
3066
3067         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3068                 fcp->isp_loopid = mbs.param[1] & 0xff;
3069         } else if (fcp->isp_topo != TOPO_F_PORT) {
3070                 uint8_t alpa = fcp->isp_portid;
3071
3072                 for (i = 0; alpa_map[i]; i++) {
3073                         if (alpa_map[i] == alpa)
3074                                 break;
3075                 }
3076                 if (alpa_map[i])
3077                         fcp->isp_loopid = i;
3078         }
3079
3080 #if 0
3081         fcp->isp_loopstate = LOOP_HAVE_ADDR;
3082 #endif
3083         fcp->isp_loopstate = LOOP_TESTING_LINK;
3084
3085         if (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT) {
3086                 nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3087                 r = isp_getpdb(isp, chan, nphdl, &pdb);
3088                 if (r != 0 || pdb.portid == 0) {
3089                         if (IS_2100(isp)) {
3090                                 fcp->isp_topo = TOPO_NL_PORT;
3091                         } else {
3092                                 isp_prt(isp, ISP_LOGWARN,
3093                                     "fabric topology, but cannot get info about fabric controller (0x%x)", r);
3094                                 fcp->isp_topo = TOPO_PTP_STUB;
3095                         }
3096                         goto not_on_fabric;
3097                 }
3098
3099                 if (IS_24XX(isp)) {
3100                         fcp->isp_fabric_params = mbs.param[7];
3101                         fcp->isp_sns_hdl = NPH_SNS_ID;
3102                         r = isp_register_fc4_type_24xx(isp, chan);
3103                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3104                                 goto abort;
3105                         if (r != 0)
3106                                 goto not_on_fabric;
3107                         r = isp_register_fc4_features_24xx(isp, chan);
3108                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3109                                 goto abort;
3110                         if (r != 0)
3111                                 goto not_on_fabric;
3112                         r = isp_register_port_name_24xx(isp, chan);
3113                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3114                                 goto abort;
3115                         if (r != 0)
3116                                 goto not_on_fabric;
3117                         isp_register_node_name_24xx(isp, chan);
3118                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3119                                 goto abort;
3120                 } else {
3121                         fcp->isp_sns_hdl = SNS_ID;
3122                         r = isp_register_fc4_type(isp, chan);
3123                         if (r != 0)
3124                                 goto not_on_fabric;
3125                         if (fcp->role == ISP_ROLE_TARGET)
3126                                 isp_send_change_request(isp, chan);
3127                 }
3128         }
3129
3130 not_on_fabric:
3131         /* Get link speed. */
3132         fcp->isp_gbspeed = 1;
3133         if (IS_23XX(isp) || IS_24XX(isp)) {
3134                 MBSINIT(&mbs, MBOX_GET_SET_DATA_RATE, MBLOGALL, 3000000);
3135                 mbs.param[1] = MBGSD_GET_RATE;
3136                 /* mbs.param[2] undefined if we're just getting rate */
3137                 isp_mboxcmd(isp, &mbs);
3138                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3139                         if (mbs.param[1] == MBGSD_10GB)
3140                                 fcp->isp_gbspeed = 10;
3141                         else if (mbs.param[1] == MBGSD_16GB)
3142                                 fcp->isp_gbspeed = 16;
3143                         else if (mbs.param[1] == MBGSD_8GB)
3144                                 fcp->isp_gbspeed = 8;
3145                         else if (mbs.param[1] == MBGSD_4GB)
3146                                 fcp->isp_gbspeed = 4;
3147                         else if (mbs.param[1] == MBGSD_2GB)
3148                                 fcp->isp_gbspeed = 2;
3149                         else if (mbs.param[1] == MBGSD_1GB)
3150                                 fcp->isp_gbspeed = 1;
3151                 }
3152         }
3153
3154         if (fcp->isp_loopstate < LOOP_TESTING_LINK) {
3155 abort:
3156                 isp_prt(isp, ISP_LOG_SANCFG,
3157                     "Chan %d FC link test aborted", chan);
3158                 return (1);
3159         }
3160         fcp->isp_loopstate = LOOP_LTEST_DONE;
3161         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3162             "Chan %d WWPN %016jx WWNN %016jx",
3163             chan, (uintmax_t)fcp->isp_wwpn, (uintmax_t)fcp->isp_wwnn);
3164         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3165             "Chan %d %dGb %s PortID 0x%06x LoopID 0x%02x",
3166             chan, fcp->isp_gbspeed, isp_fc_toponame(fcp), fcp->isp_portid,
3167             fcp->isp_loopid);
3168         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test done", chan);
3169         return (0);
3170 }
3171
3172 /*
3173  * Complete the synchronization of our Port Database.
3174  *
3175  * At this point, we've scanned the local loop (if any) and the fabric
3176  * and performed fabric logins on all new devices.
3177  *
3178  * Our task here is to go through our port database removing any entities
3179  * that are still marked probational (issuing PLOGO for ones which we had
3180  * PLOGI'd into) or are dead, and notifying upper layers about new/changed
3181  * devices.
3182  */
3183 static int
3184 isp_pdb_sync(ispsoftc_t *isp, int chan)
3185 {
3186         fcparam *fcp = FCPARAM(isp, chan);
3187         fcportdb_t *lp;
3188         uint16_t dbidx;
3189
3190         if (fcp->isp_loopstate < LOOP_FSCAN_DONE)
3191                 return (-1);
3192         if (fcp->isp_loopstate >= LOOP_READY)
3193                 return (0);
3194
3195         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync", chan);
3196
3197         fcp->isp_loopstate = LOOP_SYNCING_PDB;
3198
3199         for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3200                 lp = &fcp->portdb[dbidx];
3201
3202                 if (lp->state == FC_PORTDB_STATE_NIL)
3203                         continue;
3204                 if (lp->probational && lp->state != FC_PORTDB_STATE_ZOMBIE)
3205                         lp->state = FC_PORTDB_STATE_DEAD;
3206                 switch (lp->state) {
3207                 case FC_PORTDB_STATE_DEAD:
3208                         lp->state = FC_PORTDB_STATE_NIL;
3209                         isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
3210                         if ((lp->portid & 0xffff00) != 0) {
3211                                 (void) isp_plogx(isp, chan, lp->handle,
3212                                     lp->portid,
3213                                     PLOGX_FLG_CMD_LOGO |
3214                                     PLOGX_FLG_IMPLICIT |
3215                                     PLOGX_FLG_FREE_NPHDL);
3216                         }
3217                         /*
3218                          * Note that we might come out of this with our state
3219                          * set to FC_PORTDB_STATE_ZOMBIE.
3220                          */
3221                         break;
3222                 case FC_PORTDB_STATE_NEW:
3223                         lp->state = FC_PORTDB_STATE_VALID;
3224                         isp_async(isp, ISPASYNC_DEV_ARRIVED, chan, lp);
3225                         break;
3226                 case FC_PORTDB_STATE_CHANGED:
3227                         lp->state = FC_PORTDB_STATE_VALID;
3228                         isp_async(isp, ISPASYNC_DEV_CHANGED, chan, lp);
3229                         lp->portid = lp->new_portid;
3230                         lp->prli_word3 = lp->new_prli_word3;
3231                         break;
3232                 case FC_PORTDB_STATE_VALID:
3233                         isp_async(isp, ISPASYNC_DEV_STAYED, chan, lp);
3234                         break;
3235                 case FC_PORTDB_STATE_ZOMBIE:
3236                         break;
3237                 default:
3238                         isp_prt(isp, ISP_LOGWARN,
3239                             "isp_pdb_sync: state %d for idx %d",
3240                             lp->state, dbidx);
3241                         isp_dump_portdb(isp, chan);
3242                 }
3243         }
3244
3245         if (fcp->isp_loopstate < LOOP_SYNCING_PDB) {
3246                 isp_prt(isp, ISP_LOG_SANCFG,
3247                     "Chan %d FC PDB sync aborted", chan);
3248                 return (1);
3249         }
3250
3251         fcp->isp_loopstate = LOOP_READY;
3252         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync done", chan);
3253         return (0);
3254 }
3255
3256 static void
3257 isp_pdb_add_update(ispsoftc_t *isp, int chan, isp_pdb_t *pdb)
3258 {
3259         fcportdb_t *lp;
3260         uint64_t wwnn, wwpn;
3261
3262         MAKE_WWN_FROM_NODE_NAME(wwnn, pdb->nodename);
3263         MAKE_WWN_FROM_NODE_NAME(wwpn, pdb->portname);
3264
3265         /* Search port database for the same WWPN. */
3266         if (isp_find_pdb_by_wwpn(isp, chan, wwpn, &lp)) {
3267                 if (!lp->probational) {
3268                         isp_prt(isp, ISP_LOGERR,
3269                             "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3270                             chan, lp->portid, lp->handle,
3271                             FC_PORTDB_TGT(isp, chan, lp), lp->state);
3272                         isp_dump_portdb(isp, chan);
3273                         return;
3274                 }
3275                 lp->probational = 0;
3276                 lp->node_wwn = wwnn;
3277
3278                 /* Old device, nothing new. */
3279                 if (lp->portid == pdb->portid &&
3280                     lp->handle == pdb->handle &&
3281                     lp->prli_word3 == pdb->prli_word3) {
3282                         if (lp->state != FC_PORTDB_STATE_NEW)
3283                                 lp->state = FC_PORTDB_STATE_VALID;
3284                         isp_prt(isp, ISP_LOG_SANCFG,
3285                             "Chan %d Port 0x%06x@0x%04x is valid",
3286                             chan, pdb->portid, pdb->handle);
3287                         return;
3288                 }
3289
3290                 /* Something has changed. */
3291                 lp->state = FC_PORTDB_STATE_CHANGED;
3292                 lp->handle = pdb->handle;
3293                 lp->new_portid = pdb->portid;
3294                 lp->new_prli_word3 = pdb->prli_word3;
3295                 isp_prt(isp, ISP_LOG_SANCFG,
3296                     "Chan %d Port 0x%06x@0x%04x is changed",
3297                     chan, pdb->portid, pdb->handle);
3298                 return;
3299         }
3300
3301         /* It seems like a new port. Find an empty slot for it. */
3302         if (!isp_find_pdb_empty(isp, chan, &lp)) {
3303                 isp_prt(isp, ISP_LOGERR, "Chan %d out of portdb entries", chan);
3304                 return;
3305         }
3306
3307         ISP_MEMZERO(lp, sizeof (fcportdb_t));
3308         lp->probational = 0;
3309         lp->state = FC_PORTDB_STATE_NEW;
3310         lp->portid = lp->new_portid = pdb->portid;
3311         lp->prli_word3 = lp->new_prli_word3 = pdb->prli_word3;
3312         lp->handle = pdb->handle;
3313         lp->port_wwn = wwpn;
3314         lp->node_wwn = wwnn;
3315         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Port 0x%06x@0x%04x is new",
3316             chan, pdb->portid, pdb->handle);
3317 }
3318
3319 /*
3320  * Fix port IDs for logged-in initiators on pre-2400 chips.
3321  * For those chips we are not receiving login events, adding initiators
3322  * based on ATIO requests, but there is no port ID in that structure.
3323  */
3324 static void
3325 isp_fix_portids(ispsoftc_t *isp, int chan)
3326 {
3327         fcparam *fcp = FCPARAM(isp, chan);
3328         isp_pdb_t pdb;
3329         uint64_t wwpn;
3330         int i, r;
3331
3332         for (i = 0; i < MAX_FC_TARG; i++) {
3333                 fcportdb_t *lp = &fcp->portdb[i];
3334
3335                 if (lp->state == FC_PORTDB_STATE_NIL ||
3336                     lp->state == FC_PORTDB_STATE_ZOMBIE)
3337                         continue;
3338                 if (VALID_PORT(lp->portid))
3339                         continue;
3340
3341                 r = isp_getpdb(isp, chan, lp->handle, &pdb);
3342                 if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3343                         return;
3344                 if (r != 0) {
3345                         isp_prt(isp, ISP_LOGDEBUG1,
3346                             "Chan %d FC Scan Loop handle %d returned %x",
3347                             chan, lp->handle, r);
3348                         continue;
3349                 }
3350
3351                 MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3352                 if (lp->port_wwn != wwpn)
3353                         continue;
3354                 lp->portid = lp->new_portid = pdb.portid;
3355                 isp_prt(isp, ISP_LOG_SANCFG,
3356                     "Chan %d Port 0x%06x@0x%04x is fixed",
3357                     chan, pdb.portid, pdb.handle);
3358         }
3359 }
3360
3361 /*
3362  * Scan local loop for devices.
3363  */
3364 static int
3365 isp_scan_loop(ispsoftc_t *isp, int chan)
3366 {
3367         fcparam *fcp = FCPARAM(isp, chan);
3368         int idx, lim, r;
3369         isp_pdb_t pdb;
3370         uint16_t *handles;
3371         uint16_t handle;
3372
3373         if (fcp->isp_loopstate < LOOP_LTEST_DONE)
3374                 return (-1);
3375         if (fcp->isp_loopstate >= LOOP_LSCAN_DONE)
3376                 return (0);
3377
3378         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan", chan);
3379         fcp->isp_loopstate = LOOP_SCANNING_LOOP;
3380         if (TOPO_IS_FABRIC(fcp->isp_topo)) {
3381                 if (!IS_24XX(isp)) {
3382                         isp_fix_portids(isp, chan);
3383                         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3384                                 goto abort;
3385                 }
3386                 isp_prt(isp, ISP_LOG_SANCFG,
3387                     "Chan %d FC loop scan done (no loop)", chan);
3388                 fcp->isp_loopstate = LOOP_LSCAN_DONE;
3389                 return (0);
3390         }
3391
3392         handles = (uint16_t *)fcp->isp_scanscratch;
3393         lim = ISP_FC_SCRLEN / 2;
3394         r = isp_gethandles(isp, chan, handles, &lim, 1);
3395         if (r != 0) {
3396                 isp_prt(isp, ISP_LOG_SANCFG,
3397                     "Chan %d Getting list of handles failed with %x", chan, r);
3398                 isp_prt(isp, ISP_LOG_SANCFG,
3399                     "Chan %d FC loop scan done (bad)", chan);
3400                 return (-1);
3401         }
3402
3403         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Got %d handles",
3404             chan, lim);
3405
3406         /*
3407          * Run through the list and get the port database info for each one.
3408          */
3409         isp_mark_portdb(isp, chan);
3410         for (idx = 0; idx < lim; idx++) {
3411                 handle = handles[idx];
3412
3413                 /*
3414                  * Don't scan "special" ids.
3415                  */
3416                 if (ISP_CAP_2KLOGIN(isp)) {
3417                         if (handle >= NPH_RESERVED)
3418                                 continue;
3419                 } else {
3420                         if (handle >= FL_ID && handle <= SNS_ID)
3421                                 continue;
3422                 }
3423
3424                 /*
3425                  * In older cards with older f/w GET_PORT_DATABASE has been
3426                  * known to hang. This trick gets around that problem.
3427                  */
3428                 if (IS_2100(isp) || IS_2200(isp)) {
3429                         uint64_t node_wwn = isp_get_wwn(isp, chan, handle, 1);
3430                         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
3431 abort:
3432                                 isp_prt(isp, ISP_LOG_SANCFG,
3433                                     "Chan %d FC loop scan aborted", chan);
3434                                 return (1);
3435                         }
3436                         if (node_wwn == INI_NONE) {
3437                                 continue;
3438                         }
3439                 }
3440
3441                 /*
3442                  * Get the port database entity for this index.
3443                  */
3444                 r = isp_getpdb(isp, chan, handle, &pdb);
3445                 if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3446                         goto abort;
3447                 if (r != 0) {
3448                         isp_prt(isp, ISP_LOGDEBUG1,
3449                             "Chan %d FC Scan Loop handle %d returned %x",
3450                             chan, handle, r);
3451                         continue;
3452                 }
3453
3454                 isp_pdb_add_update(isp, chan, &pdb);
3455         }
3456         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3457                 goto abort;
3458         fcp->isp_loopstate = LOOP_LSCAN_DONE;
3459         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan done", chan);
3460         return (0);
3461 }
3462
3463 /*
3464  * Scan the fabric for devices and add them to our port database.
3465  *
3466  * Use the GID_FT command to get all Port IDs for FC4 SCSI devices it knows.
3467  *
3468  * For 2100-23XX cards, we use the SNS mailbox command to pass simple name
3469  * server commands to the switch management server via the QLogic f/w.
3470  *
3471  * For the 24XX and above card, we use CT Pass-through IOCB.
3472  */
3473 #define GIDLEN  ISP_FC_SCRLEN
3474 #define NGENT   ((GIDLEN - 16) >> 2)
3475
3476 static int
3477 isp_gid_ft_sns(ispsoftc_t *isp, int chan)
3478 {
3479         union {
3480                 sns_gid_ft_req_t _x;
3481                 uint8_t _y[SNS_GID_FT_REQ_SIZE];
3482         } un;
3483         fcparam *fcp = FCPARAM(isp, chan);
3484         sns_gid_ft_req_t *rq = &un._x;
3485         uint8_t *scp = fcp->isp_scratch;
3486         mbreg_t mbs;
3487
3488         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via SNS", chan);
3489         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3490                 isp_prt(isp, ISP_LOGERR, sacq);
3491                 return (-1);
3492         }
3493
3494         ISP_MEMZERO(rq, SNS_GID_FT_REQ_SIZE);
3495         rq->snscb_rblen = GIDLEN >> 1;
3496         rq->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3497         rq->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3498         rq->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3499         rq->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3500         rq->snscb_sblen = 6;
3501         rq->snscb_cmd = SNS_GID_FT;
3502         rq->snscb_mword_div_2 = NGENT;
3503         rq->snscb_fc4_type = FC4_SCSI;
3504
3505         isp_put_gid_ft_request(isp, rq, (sns_gid_ft_req_t *)scp);
3506         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_GID_FT_REQ_SIZE, chan);
3507
3508         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3509         mbs.param[0] = MBOX_SEND_SNS;
3510         mbs.param[1] = SNS_GID_FT_REQ_SIZE >> 1;
3511         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
3512         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
3513         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
3514         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
3515         isp_mboxcmd(isp, &mbs);
3516         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3517                 if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3518                         return (1);
3519                 } else {
3520                         return (-1);
3521                 }
3522         }
3523         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, GIDLEN, chan);
3524         if (isp->isp_dblev & ISP_LOGDEBUG1)
3525                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3526         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3527             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3528         FC_SCRATCH_RELEASE(isp, chan);
3529         return (0);
3530 }
3531
3532 static int
3533 isp_ct_passthru(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3534 {
3535         fcparam *fcp = FCPARAM(isp, chan);
3536         isp_ct_pt_t pt;
3537         void *reqp;
3538         uint8_t resp[QENTRY_LEN];
3539
3540         /*
3541          * Build a Passthrough IOCB in memory.
3542          */
3543         ISP_MEMZERO(&pt, sizeof(pt));
3544         pt.ctp_header.rqs_entry_count = 1;
3545         pt.ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3546         pt.ctp_nphdl = fcp->isp_sns_hdl;
3547         pt.ctp_cmd_cnt = 1;
3548         pt.ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3549         pt.ctp_time = 10;
3550         pt.ctp_rsp_cnt = 1;
3551         pt.ctp_rsp_bcnt = rsp_bcnt;
3552         pt.ctp_cmd_bcnt = cmd_bcnt;
3553         pt.ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma);
3554         pt.ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma);
3555         pt.ctp_dataseg[0].ds_count = cmd_bcnt;
3556         pt.ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma);
3557         pt.ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma);
3558         pt.ctp_dataseg[1].ds_count = rsp_bcnt;
3559
3560         /* Prepare space for response in memory */
3561         memset(resp, 0xff, sizeof(resp));
3562         pt.ctp_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
3563         if (pt.ctp_handle == 0) {
3564                 isp_prt(isp, ISP_LOGERR,
3565                     "%s: CTP of Chan %d out of handles", __func__, chan);
3566                 return (-1);
3567         }
3568
3569         /* Send request and wait for response. */
3570         reqp = isp_getrqentry(isp);
3571         if (reqp == NULL) {
3572                 isp_prt(isp, ISP_LOGERR,
3573                     "%s: CTP of Chan %d out of rqent", __func__, chan);
3574                 isp_destroy_handle(isp, pt.ctp_handle);
3575                 return (-1);
3576         }
3577         isp_put_ct_pt(isp, &pt, (isp_ct_pt_t *)reqp);
3578         if (isp->isp_dblev & ISP_LOGDEBUG1)
3579                 isp_print_bytes(isp, "CT IOCB request", QENTRY_LEN, reqp);
3580         ISP_SYNC_REQUEST(isp);
3581         if (msleep(resp, &isp->isp_lock, 0, "CTP", pt.ctp_time*hz) == EWOULDBLOCK) {
3582                 isp_prt(isp, ISP_LOGERR,
3583                     "%s: CTP of Chan %d timed out", __func__, chan);
3584                 isp_destroy_handle(isp, pt.ctp_handle);
3585                 return (-1);
3586         }
3587         if (isp->isp_dblev & ISP_LOGDEBUG1)
3588                 isp_print_bytes(isp, "CT IOCB response", QENTRY_LEN, resp);
3589
3590         isp_get_ct_pt(isp, (isp_ct_pt_t *)resp, &pt);
3591         if (pt.ctp_status && pt.ctp_status != RQCS_DATA_UNDERRUN) {
3592                 isp_prt(isp, ISP_LOGWARN,
3593                     "Chan %d GID_FT CT Passthrough returned 0x%x",
3594                     chan, pt.ctp_status);
3595                 return (-1);
3596         }
3597
3598         return (0);
3599 }
3600
3601 static int
3602 isp_gid_ft_ct_passthru(ispsoftc_t *isp, int chan)
3603 {
3604         fcparam *fcp = FCPARAM(isp, chan);
3605         ct_hdr_t ct;
3606         uint32_t *rp;
3607         uint8_t *scp = fcp->isp_scratch;
3608
3609         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via CT", chan);
3610         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3611                 isp_prt(isp, ISP_LOGERR, sacq);
3612                 return (-1);
3613         }
3614
3615         /*
3616          * Build the CT header and command in memory.
3617          */
3618         ISP_MEMZERO(&ct, sizeof (ct));
3619         ct.ct_revision = CT_REVISION;
3620         ct.ct_fcs_type = CT_FC_TYPE_FC;
3621         ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3622         ct.ct_cmd_resp = SNS_GID_FT;
3623         ct.ct_bcnt_resid = (GIDLEN - 16) >> 2;
3624         isp_put_ct_hdr(isp, &ct, (ct_hdr_t *)scp);
3625         rp = (uint32_t *) &scp[sizeof(ct)];
3626         ISP_IOZPUT_32(isp, FC4_SCSI, rp);
3627         if (isp->isp_dblev & ISP_LOGDEBUG1) {
3628                 isp_print_bytes(isp, "CT request",
3629                     sizeof(ct) + sizeof(uint32_t), scp);
3630         }
3631
3632         if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t), GIDLEN)) {
3633                 FC_SCRATCH_RELEASE(isp, chan);
3634                 return (-1);
3635         }
3636
3637         if (isp->isp_dblev & ISP_LOGDEBUG1)
3638                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3639         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3640             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3641         FC_SCRATCH_RELEASE(isp, chan);
3642         return (0);
3643 }
3644
3645 static int
3646 isp_scan_fabric(ispsoftc_t *isp, int chan)
3647 {
3648         fcparam *fcp = FCPARAM(isp, chan);
3649         fcportdb_t *lp;
3650         uint32_t portid;
3651         uint16_t nphdl;
3652         isp_pdb_t pdb;
3653         int portidx, portlim, r;
3654         sns_gid_ft_rsp_t *rs;
3655
3656         if (fcp->isp_loopstate < LOOP_LSCAN_DONE)
3657                 return (-1);
3658         if (fcp->isp_loopstate >= LOOP_FSCAN_DONE)
3659                 return (0);
3660
3661         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan", chan);
3662         fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3663         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3664                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3665                 isp_prt(isp, ISP_LOG_SANCFG,
3666                     "Chan %d FC fabric scan done (no fabric)", chan);
3667                 return (0);
3668         }
3669
3670         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3671 abort:
3672                 FC_SCRATCH_RELEASE(isp, chan);
3673                 isp_prt(isp, ISP_LOG_SANCFG,
3674                     "Chan %d FC fabric scan aborted", chan);
3675                 return (1);
3676         }
3677
3678         /*
3679          * Make sure we still are logged into the fabric controller.
3680          */
3681         nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3682         r = isp_getpdb(isp, chan, nphdl, &pdb);
3683         if ((r & 0xffff) == MBOX_NOT_LOGGED_IN) {
3684                 isp_dump_chip_portdb(isp, chan);
3685         }
3686         if (r) {
3687                 fcp->isp_loopstate = LOOP_LTEST_DONE;
3688 fail:
3689                 isp_prt(isp, ISP_LOG_SANCFG,
3690                     "Chan %d FC fabric scan done (bad)", chan);
3691                 return (-1);
3692         }
3693
3694         /* Get list of port IDs from SNS. */
3695         if (IS_24XX(isp))
3696                 r = isp_gid_ft_ct_passthru(isp, chan);
3697         else
3698                 r = isp_gid_ft_sns(isp, chan);
3699         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3700                 goto abort;
3701         if (r > 0) {
3702                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3703                 return (-1);
3704         } else if (r < 0) {
3705                 fcp->isp_loopstate = LOOP_LTEST_DONE;   /* try again */
3706                 return (-1);
3707         }
3708
3709         rs = (sns_gid_ft_rsp_t *) fcp->isp_scanscratch;
3710         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3711                 goto abort;
3712         if (rs->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3713                 int level;
3714                 if (rs->snscb_cthdr.ct_reason == 9 && rs->snscb_cthdr.ct_explanation == 7) {
3715                         level = ISP_LOG_SANCFG;
3716                 } else {
3717                         level = ISP_LOGWARN;
3718                 }
3719                 isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_FT"
3720                     " (Reason=0x%x Expl=0x%x)", chan,
3721                     rs->snscb_cthdr.ct_reason,
3722                     rs->snscb_cthdr.ct_explanation);
3723                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3724                 return (-1);
3725         }
3726
3727         /* Check our buffer was big enough to get the full list. */
3728         for (portidx = 0; portidx < NGENT-1; portidx++) {
3729                 if (rs->snscb_ports[portidx].control & 0x80)
3730                         break;
3731         }
3732         if ((rs->snscb_ports[portidx].control & 0x80) == 0) {
3733                 isp_prt(isp, ISP_LOGWARN,
3734                     "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3735         }
3736         portlim = portidx + 1;
3737         isp_prt(isp, ISP_LOG_SANCFG,
3738             "Chan %d Got %d ports back from name server", chan, portlim);
3739
3740         /* Go through the list and remove duplicate port ids. */
3741         for (portidx = 0; portidx < portlim; portidx++) {
3742                 int npidx;
3743
3744                 portid =
3745                     ((rs->snscb_ports[portidx].portid[0]) << 16) |
3746                     ((rs->snscb_ports[portidx].portid[1]) << 8) |
3747                     ((rs->snscb_ports[portidx].portid[2]));
3748
3749                 for (npidx = portidx + 1; npidx < portlim; npidx++) {
3750                         uint32_t new_portid =
3751                             ((rs->snscb_ports[npidx].portid[0]) << 16) |
3752                             ((rs->snscb_ports[npidx].portid[1]) << 8) |
3753                             ((rs->snscb_ports[npidx].portid[2]));
3754                         if (new_portid == portid) {
3755                                 break;
3756                         }
3757                 }
3758
3759                 if (npidx < portlim) {
3760                         rs->snscb_ports[npidx].portid[0] = 0;
3761                         rs->snscb_ports[npidx].portid[1] = 0;
3762                         rs->snscb_ports[npidx].portid[2] = 0;
3763                         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d removing duplicate PortID 0x%06x entry from list", chan, portid);
3764                 }
3765         }
3766
3767         /*
3768          * We now have a list of Port IDs for all FC4 SCSI devices
3769          * that the Fabric Name server knows about.
3770          *
3771          * For each entry on this list go through our port database looking
3772          * for probational entries- if we find one, then an old entry is
3773          * maybe still this one. We get some information to find out.
3774          *
3775          * Otherwise, it's a new fabric device, and we log into it
3776          * (unconditionally). After searching the entire database
3777          * again to make sure that we never ever ever ever have more
3778          * than one entry that has the same PortID or the same
3779          * WWNN/WWPN duple, we enter the device into our database.
3780          */
3781         isp_mark_portdb(isp, chan);
3782         for (portidx = 0; portidx < portlim; portidx++) {
3783                 portid = ((rs->snscb_ports[portidx].portid[0]) << 16) |
3784                          ((rs->snscb_ports[portidx].portid[1]) << 8) |
3785                          ((rs->snscb_ports[portidx].portid[2]));
3786                 isp_prt(isp, ISP_LOG_SANCFG,
3787                     "Chan %d Checking fabric port 0x%06x", chan, portid);
3788                 if (portid == 0) {
3789                         isp_prt(isp, ISP_LOG_SANCFG,
3790                             "Chan %d Port at idx %d is zero",
3791                             chan, portidx);
3792                         continue;
3793                 }
3794                 if (portid == fcp->isp_portid) {
3795                         isp_prt(isp, ISP_LOG_SANCFG,
3796                             "Chan %d Port 0x%06x is our", chan, portid);
3797                         continue;
3798                 }
3799
3800                 /* Now search the entire port database for the same portid. */
3801                 if (isp_find_pdb_by_portid(isp, chan, portid, &lp)) {
3802                         if (!lp->probational) {
3803                                 isp_prt(isp, ISP_LOGERR,
3804                                     "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3805                                     chan, lp->portid, lp->handle,
3806                                     FC_PORTDB_TGT(isp, chan, lp), lp->state);
3807                                 isp_dump_portdb(isp, chan);
3808                                 goto fail;
3809                         }
3810
3811                         if (lp->state == FC_PORTDB_STATE_ZOMBIE)
3812                                 goto relogin;
3813
3814                         /*
3815                          * See if we're still logged into it.
3816                          *
3817                          * If we aren't, mark it as a dead device and
3818                          * leave the new portid in the database entry
3819                          * for somebody further along to decide what to
3820                          * do (policy choice).
3821                          *
3822                          * If we are, check to see if it's the same
3823                          * device still (it should be). If for some
3824                          * reason it isn't, mark it as a changed device
3825                          * and leave the new portid and role in the
3826                          * database entry for somebody further along to
3827                          * decide what to do (policy choice).
3828                          */
3829                         r = isp_getpdb(isp, chan, lp->handle, &pdb);
3830                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3831                                 goto abort;
3832                         if (r != 0) {
3833                                 lp->state = FC_PORTDB_STATE_DEAD;
3834                                 isp_prt(isp, ISP_LOG_SANCFG,
3835                                     "Chan %d Port 0x%06x handle 0x%x is dead (%d)",
3836                                     chan, portid, lp->handle, r);
3837                                 goto relogin;
3838                         }
3839
3840                         isp_pdb_add_update(isp, chan, &pdb);
3841                         continue;
3842                 }
3843
3844 relogin:
3845                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
3846                         isp_prt(isp, ISP_LOG_SANCFG,
3847                             "Chan %d Port 0x%06x is not logged in", chan, portid);
3848                         continue;
3849                 }
3850
3851                 if (isp_login_device(isp, chan, portid, &pdb,
3852                     &FCPARAM(isp, 0)->isp_lasthdl)) {
3853                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3854                                 goto abort;
3855                         continue;
3856                 }
3857
3858                 isp_pdb_add_update(isp, chan, &pdb);
3859         }
3860
3861         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3862                 goto abort;
3863         fcp->isp_loopstate = LOOP_FSCAN_DONE;
3864         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan done", chan);
3865         return (0);
3866 }
3867
3868 /*
3869  * Find an unused handle and try and use to login to a port.
3870  */
3871 static int
3872 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3873 {
3874         int lim, i, r;
3875         uint16_t handle;
3876
3877         if (ISP_CAP_2KLOGIN(isp)) {
3878                 lim = NPH_MAX_2K;
3879         } else {
3880                 lim = NPH_MAX;
3881         }
3882
3883         handle = isp_next_handle(isp, ohp);
3884         for (i = 0; i < lim; i++) {
3885                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3886                         return (-1);
3887
3888                 /* Check if this handle is free. */
3889                 r = isp_getpdb(isp, chan, handle, p);
3890                 if (r == 0) {
3891                         if (p->portid != portid) {
3892                                 /* This handle is busy, try next one. */
3893                                 handle = isp_next_handle(isp, ohp);
3894                                 continue;
3895                         }
3896                         break;
3897                 }
3898                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3899                         return (-1);
3900
3901                 /*
3902                  * Now try and log into the device
3903                  */
3904                 r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3905                 if (r == 0) {
3906                         break;
3907                 } else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
3908                         /*
3909                          * If we get here, then the firmwware still thinks we're logged into this device, but with a different
3910                          * handle. We need to break that association. We used to try and just substitute the handle, but then
3911                          * failed to get any data via isp_getpdb (below).
3912                          */
3913                         if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL)) {
3914                                 isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
3915                         }
3916                         if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3917                                 return (-1);
3918                         r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3919                         if (r != 0)
3920                                 i = lim;
3921                         break;
3922                 } else if ((r & 0xffff) == MBOX_LOOP_ID_USED) {
3923                         /* Try the next handle. */
3924                         handle = isp_next_handle(isp, ohp);
3925                 } else {
3926                         /* Give up. */
3927                         i = lim;
3928                         break;
3929                 }
3930         }
3931
3932         if (i == lim) {
3933                 isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
3934                 return (-1);
3935         }
3936
3937         /*
3938          * If we successfully logged into it, get the PDB for it
3939          * so we can crosscheck that it is still what we think it
3940          * is and that we also have the role it plays
3941          */
3942         r = isp_getpdb(isp, chan, handle, p);
3943         if (r != 0) {
3944                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
3945                 return (-1);
3946         }
3947
3948         if (p->handle != handle || p->portid != portid) {
3949                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
3950                     chan, portid, handle, p->portid, p->handle);
3951                 return (-1);
3952         }
3953         return (0);
3954 }
3955
3956 static int
3957 isp_send_change_request(ispsoftc_t *isp, int chan)
3958 {
3959         mbreg_t mbs;
3960
3961         MBSINIT(&mbs, MBOX_SEND_CHANGE_REQUEST, MBLOGALL, 500000);
3962         mbs.param[1] = 0x03;
3963         mbs.param[9] = chan;
3964         isp_mboxcmd(isp, &mbs);
3965         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3966                 return (0);
3967         } else {
3968                 isp_prt(isp, ISP_LOGWARN, "Chan %d Send Change Request: 0x%x",
3969                     chan, mbs.param[0]);
3970                 return (-1);
3971         }
3972 }
3973
3974 static int
3975 isp_register_fc4_type(ispsoftc_t *isp, int chan)
3976 {
3977         fcparam *fcp = FCPARAM(isp, chan);
3978         uint8_t local[SNS_RFT_ID_REQ_SIZE];
3979         sns_screq_t *reqp = (sns_screq_t *) local;
3980         mbreg_t mbs;
3981
3982         ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
3983         reqp->snscb_rblen = SNS_RFT_ID_RESP_SIZE >> 1;
3984         reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + 0x100);
3985         reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + 0x100);
3986         reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + 0x100);
3987         reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + 0x100);
3988         reqp->snscb_sblen = 22;
3989         reqp->snscb_data[0] = SNS_RFT_ID;
3990         reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
3991         reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
3992         reqp->snscb_data[6] = (1 << FC4_SCSI);
3993         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3994                 isp_prt(isp, ISP_LOGERR, sacq);
3995                 return (-1);
3996         }
3997         isp_put_sns_request(isp, reqp, (sns_screq_t *) fcp->isp_scratch);
3998         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 1000000);
3999         mbs.param[1] = SNS_RFT_ID_REQ_SIZE >> 1;
4000         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4001         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4002         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4003         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4004         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_RFT_ID_REQ_SIZE, chan);
4005         isp_mboxcmd(isp, &mbs);
4006         FC_SCRATCH_RELEASE(isp, chan);
4007         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4008                 return (0);
4009         } else {
4010                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x",
4011                     chan, mbs.param[0]);
4012                 return (-1);
4013         }
4014 }
4015
4016 static int
4017 isp_register_fc4_type_24xx(ispsoftc_t *isp, int chan)
4018 {
4019         fcparam *fcp = FCPARAM(isp, chan);
4020         ct_hdr_t *ct;
4021         rft_id_t rp;
4022         uint8_t *scp = fcp->isp_scratch;
4023
4024         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4025                 isp_prt(isp, ISP_LOGERR, sacq);
4026                 return (-1);
4027         }
4028
4029         /*
4030          * Build the CT header and command in memory.
4031          */
4032         ISP_MEMZERO(&rp, sizeof(rp));
4033         ct = &rp.rftid_hdr;
4034         ct->ct_revision = CT_REVISION;
4035         ct->ct_fcs_type = CT_FC_TYPE_FC;
4036         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4037         ct->ct_cmd_resp = SNS_RFT_ID;
4038         ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4039         rp.rftid_portid[0] = fcp->isp_portid >> 16;
4040         rp.rftid_portid[1] = fcp->isp_portid >> 8;
4041         rp.rftid_portid[2] = fcp->isp_portid;
4042         rp.rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4043         isp_put_rft_id(isp, &rp, (rft_id_t *)scp);
4044         if (isp->isp_dblev & ISP_LOGDEBUG1)
4045                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), scp);
4046
4047         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4048                 FC_SCRATCH_RELEASE(isp, chan);
4049                 return (-1);
4050         }
4051
4052         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4053         FC_SCRATCH_RELEASE(isp, chan);
4054         if (ct->ct_cmd_resp == LS_RJT) {
4055                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "Chan %d Register FC4 Type rejected", chan);
4056                 return (-1);
4057         } else if (ct->ct_cmd_resp == LS_ACC) {
4058                 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Register FC4 Type accepted", chan);
4059         } else {
4060                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x", chan, ct->ct_cmd_resp);
4061                 return (-1);
4062         }
4063         return (0);
4064 }
4065
4066 static int
4067 isp_register_fc4_features_24xx(ispsoftc_t *isp, int chan)
4068 {
4069         fcparam *fcp = FCPARAM(isp, chan);
4070         ct_hdr_t *ct;
4071         rff_id_t rp;
4072         uint8_t *scp = fcp->isp_scratch;
4073
4074         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4075                 isp_prt(isp, ISP_LOGERR, sacq);
4076                 return (-1);
4077         }
4078
4079         /*
4080          * Build the CT header and command in memory.
4081          */
4082         ISP_MEMZERO(&rp, sizeof(rp));
4083         ct = &rp.rffid_hdr;
4084         ct->ct_revision = CT_REVISION;
4085         ct->ct_fcs_type = CT_FC_TYPE_FC;
4086         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4087         ct->ct_cmd_resp = SNS_RFF_ID;
4088         ct->ct_bcnt_resid = (sizeof (rff_id_t) - sizeof (ct_hdr_t)) >> 2;
4089         rp.rffid_portid[0] = fcp->isp_portid >> 16;
4090         rp.rffid_portid[1] = fcp->isp_portid >> 8;
4091         rp.rffid_portid[2] = fcp->isp_portid;
4092         rp.rffid_fc4features = 0;
4093         if (fcp->role & ISP_ROLE_TARGET)
4094                 rp.rffid_fc4features |= 1;
4095         if (fcp->role & ISP_ROLE_INITIATOR)
4096                 rp.rffid_fc4features |= 2;
4097         rp.rffid_fc4type = FC4_SCSI;
4098         isp_put_rff_id(isp, &rp, (rff_id_t *)scp);
4099         if (isp->isp_dblev & ISP_LOGDEBUG1)
4100                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), scp);
4101
4102         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4103                 FC_SCRATCH_RELEASE(isp, chan);
4104                 return (-1);
4105         }
4106
4107         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4108         FC_SCRATCH_RELEASE(isp, chan);
4109         if (ct->ct_cmd_resp == LS_RJT) {
4110                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4111                     "Chan %d Register FC4 Features rejected", chan);
4112                 return (-1);
4113         } else if (ct->ct_cmd_resp == LS_ACC) {
4114                 isp_prt(isp, ISP_LOG_SANCFG,
4115                     "Chan %d Register FC4 Features accepted", chan);
4116         } else {
4117                 isp_prt(isp, ISP_LOGWARN,
4118                     "Chan %d Register FC4 Features: 0x%x", chan, ct->ct_cmd_resp);
4119                 return (-1);
4120         }
4121         return (0);
4122 }
4123
4124 static int
4125 isp_register_port_name_24xx(ispsoftc_t *isp, int chan)
4126 {
4127         fcparam *fcp = FCPARAM(isp, chan);
4128         ct_hdr_t *ct;
4129         rspn_id_t rp;
4130         uint8_t *scp = fcp->isp_scratch;
4131         int len;
4132
4133         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4134                 isp_prt(isp, ISP_LOGERR, sacq);
4135                 return (-1);
4136         }
4137
4138         /*
4139          * Build the CT header and command in memory.
4140          */
4141         ISP_MEMZERO(&rp, sizeof(rp));
4142         ct = &rp.rspnid_hdr;
4143         ct->ct_revision = CT_REVISION;
4144         ct->ct_fcs_type = CT_FC_TYPE_FC;
4145         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4146         ct->ct_cmd_resp = SNS_RSPN_ID;
4147         rp.rspnid_portid[0] = fcp->isp_portid >> 16;
4148         rp.rspnid_portid[1] = fcp->isp_portid >> 8;
4149         rp.rspnid_portid[2] = fcp->isp_portid;
4150         rp.rspnid_length = 0;
4151         len = offsetof(rspn_id_t, rspnid_name);
4152         mtx_lock(&prison0.pr_mtx);
4153         rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4154             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4155         mtx_unlock(&prison0.pr_mtx);
4156         rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4157             ":%s", device_get_nameunit(isp->isp_dev));
4158         if (chan != 0) {
4159                 rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4160                     "/%d", chan);
4161         }
4162         len += rp.rspnid_length;
4163         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4164         isp_put_rspn_id(isp, &rp, (rspn_id_t *)scp);
4165         if (isp->isp_dblev & ISP_LOGDEBUG1)
4166                 isp_print_bytes(isp, "CT request", len, scp);
4167
4168         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4169                 FC_SCRATCH_RELEASE(isp, chan);
4170                 return (-1);
4171         }
4172
4173         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4174         FC_SCRATCH_RELEASE(isp, chan);
4175         if (ct->ct_cmd_resp == LS_RJT) {
4176                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4177                     "Chan %d Register Symbolic Port Name rejected", chan);
4178                 return (-1);
4179         } else if (ct->ct_cmd_resp == LS_ACC) {
4180                 isp_prt(isp, ISP_LOG_SANCFG,
4181                     "Chan %d Register Symbolic Port Name accepted", chan);
4182         } else {
4183                 isp_prt(isp, ISP_LOGWARN,
4184                     "Chan %d Register Symbolic Port Name: 0x%x", chan, ct->ct_cmd_resp);
4185                 return (-1);
4186         }
4187         return (0);
4188 }
4189
4190 static int
4191 isp_register_node_name_24xx(ispsoftc_t *isp, int chan)
4192 {
4193         fcparam *fcp = FCPARAM(isp, chan);
4194         ct_hdr_t *ct;
4195         rsnn_nn_t rp;
4196         uint8_t *scp = fcp->isp_scratch;
4197         int len;
4198
4199         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4200                 isp_prt(isp, ISP_LOGERR, sacq);
4201                 return (-1);
4202         }
4203
4204         /*
4205          * Build the CT header and command in memory.
4206          */
4207         ISP_MEMZERO(&rp, sizeof(rp));
4208         ct = &rp.rsnnnn_hdr;
4209         ct->ct_revision = CT_REVISION;
4210         ct->ct_fcs_type = CT_FC_TYPE_FC;
4211         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4212         ct->ct_cmd_resp = SNS_RSNN_NN;
4213         MAKE_NODE_NAME_FROM_WWN(rp.rsnnnn_nodename, fcp->isp_wwnn);
4214         rp.rsnnnn_length = 0;
4215         len = offsetof(rsnn_nn_t, rsnnnn_name);
4216         mtx_lock(&prison0.pr_mtx);
4217         rp.rsnnnn_length += sprintf(&scp[len + rp.rsnnnn_length],
4218             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4219         mtx_unlock(&prison0.pr_mtx);
4220         len += rp.rsnnnn_length;
4221         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4222         isp_put_rsnn_nn(isp, &rp, (rsnn_nn_t *)scp);
4223         if (isp->isp_dblev & ISP_LOGDEBUG1)
4224                 isp_print_bytes(isp, "CT request", len, scp);
4225
4226         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4227                 FC_SCRATCH_RELEASE(isp, chan);
4228                 return (-1);
4229         }
4230
4231         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4232         FC_SCRATCH_RELEASE(isp, chan);
4233         if (ct->ct_cmd_resp == LS_RJT) {
4234                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4235                     "Chan %d Register Symbolic Node Name rejected", chan);
4236                 return (-1);
4237         } else if (ct->ct_cmd_resp == LS_ACC) {
4238                 isp_prt(isp, ISP_LOG_SANCFG,
4239                     "Chan %d Register Symbolic Node Name accepted", chan);
4240         } else {
4241                 isp_prt(isp, ISP_LOGWARN,
4242                     "Chan %d Register Symbolic Node Name: 0x%x", chan, ct->ct_cmd_resp);
4243                 return (-1);
4244         }
4245         return (0);
4246 }
4247
4248 static uint16_t
4249 isp_next_handle(ispsoftc_t *isp, uint16_t *ohp)
4250 {
4251         fcparam *fcp;
4252         int i, chan, wrap;
4253         uint16_t handle, minh, maxh;
4254
4255         handle = *ohp;
4256         if (ISP_CAP_2KLOGIN(isp)) {
4257                 minh = 0;
4258                 maxh = NPH_RESERVED - 1;
4259         } else {
4260                 minh = SNS_ID + 1;
4261                 maxh = NPH_MAX - 1;
4262         }
4263         wrap = 0;
4264
4265 next:
4266         if (handle == NIL_HANDLE) {
4267                 handle = minh;
4268         } else {
4269                 handle++;
4270                 if (handle > maxh) {
4271                         if (++wrap >= 2) {
4272                                 isp_prt(isp, ISP_LOGERR, "Out of port handles!");
4273                                 return (NIL_HANDLE);
4274                         }
4275                         handle = minh;
4276                 }
4277         }
4278         for (chan = 0; chan < isp->isp_nchan; chan++) {
4279                 fcp = FCPARAM(isp, chan);
4280                 if (fcp->role == ISP_ROLE_NONE)
4281                         continue;
4282                 for (i = 0; i < MAX_FC_TARG; i++) {
4283                         if (fcp->portdb[i].state != FC_PORTDB_STATE_NIL &&
4284                             fcp->portdb[i].handle == handle)
4285                                 goto next;
4286                 }
4287         }
4288         *ohp = handle;
4289         return (handle);
4290 }
4291
4292 /*
4293  * Start a command. Locking is assumed done in the caller.
4294  */
4295
4296 int
4297 isp_start(XS_T *xs)
4298 {
4299         ispsoftc_t *isp;
4300         uint32_t cdblen;
4301         uint8_t local[QENTRY_LEN];
4302         ispreq_t *reqp;
4303         void *cdbp, *qep;
4304         uint16_t *tptr;
4305         fcportdb_t *lp;
4306         int target, dmaresult;
4307
4308         XS_INITERR(xs);
4309         isp = XS_ISP(xs);
4310
4311         /*
4312          * Check command CDB length, etc.. We really are limited to 16 bytes
4313          * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4314          * but probably only if we're running fairly new firmware (we'll
4315          * let the old f/w choke on an extended command queue entry).
4316          */
4317
4318         if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4319                 isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4320                 XS_SETERR(xs, HBA_REQINVAL);
4321                 return (CMD_COMPLETE);
4322         }
4323
4324         /*
4325          * Translate the target to device handle as appropriate, checking
4326          * for correct device state as well.
4327          */
4328         target = XS_TGT(xs);
4329         if (IS_FC(isp)) {
4330                 fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4331
4332                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4333                         isp_prt(isp, ISP_LOG_WARN1,
4334                             "%d.%d.%jx I am not an initiator",
4335                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4336                         XS_SETERR(xs, HBA_SELTIMEOUT);
4337                         return (CMD_COMPLETE);
4338                 }
4339
4340                 if (isp->isp_state != ISP_RUNSTATE) {
4341                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4342                         XS_SETERR(xs, HBA_BOTCH);
4343                         return (CMD_COMPLETE);
4344                 }
4345
4346                 /*
4347                  * Try again later.
4348                  */
4349                 if (fcp->isp_loopstate != LOOP_READY) {
4350                         return (CMD_RQLATER);
4351                 }
4352
4353                 isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d", target);
4354                 lp = &fcp->portdb[target];
4355                 if (target < 0 || target >= MAX_FC_TARG ||
4356                     lp->is_target == 0) {
4357                         XS_SETERR(xs, HBA_SELTIMEOUT);
4358                         return (CMD_COMPLETE);
4359                 }
4360                 if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
4361                         isp_prt(isp, ISP_LOGDEBUG1,
4362                             "%d.%d.%jx target zombie",
4363                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4364                         return (CMD_RQLATER);
4365                 }
4366                 if (lp->state != FC_PORTDB_STATE_VALID) {
4367                         isp_prt(isp, ISP_LOGDEBUG1,
4368                             "%d.%d.%jx bad db port state 0x%x",
4369                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs), lp->state);
4370                         XS_SETERR(xs, HBA_SELTIMEOUT);
4371                         return (CMD_COMPLETE);
4372                 }
4373         } else {
4374                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4375                 if (isp->isp_state != ISP_RUNSTATE) {
4376                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4377                         XS_SETERR(xs, HBA_BOTCH);
4378                         return (CMD_COMPLETE);
4379                 }
4380
4381                 if (sdp->update) {
4382                         isp_spi_update(isp, XS_CHANNEL(xs));
4383                 }
4384                 lp = NULL;
4385         }
4386
4387  start_again:
4388
4389         qep = isp_getrqentry(isp);
4390         if (qep == NULL) {
4391                 isp_prt(isp, ISP_LOG_WARN1, "Request Queue Overflow");
4392                 XS_SETERR(xs, HBA_BOTCH);
4393                 return (CMD_EAGAIN);
4394         }
4395         XS_SETERR(xs, HBA_NOERROR);
4396
4397         /*
4398          * Now see if we need to synchronize the ISP with respect to anything.
4399          * We do dual duty here (cough) for synchronizing for busses other
4400          * than which we got here to send a command to.
4401          */
4402         reqp = (ispreq_t *) local;
4403         ISP_MEMZERO(local, QENTRY_LEN);
4404         if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4405                 if (IS_24XX(isp)) {
4406                         isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4407                         m->mrk_header.rqs_entry_count = 1;
4408                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4409                         m->mrk_modifier = SYNC_ALL;
4410                         m->mrk_vphdl = XS_CHANNEL(xs);
4411                         isp_put_marker_24xx(isp, m, qep);
4412                 } else {
4413                         isp_marker_t *m = (isp_marker_t *) reqp;
4414                         m->mrk_header.rqs_entry_count = 1;
4415                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4416                         m->mrk_target = (XS_CHANNEL(xs) << 7);  /* bus # */
4417                         m->mrk_modifier = SYNC_ALL;
4418                         isp_put_marker(isp, m, qep);
4419                 }
4420                 ISP_SYNC_REQUEST(isp);
4421                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4422                 goto start_again;
4423         }
4424
4425         reqp->req_header.rqs_entry_count = 1;
4426
4427         /*
4428          * Select and install Header Code.
4429          * Note that it might be overridden before going out
4430          * if we're on a 64 bit platform. The lower level
4431          * code (isp_send_cmd) will select the appropriate
4432          * 64 bit variant if it needs to.
4433          */
4434         if (IS_24XX(isp)) {
4435                 reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4436         } else if (IS_FC(isp)) {
4437                 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4438         } else {
4439                 if (XS_CDBLEN(xs) > 12) {
4440                         reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4441                 } else {
4442                         reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4443                 }
4444         }
4445
4446         /*
4447          * Set task attributes
4448          */
4449         if (IS_24XX(isp)) {
4450                 int ttype;
4451                 if (XS_TAG_P(xs)) {
4452                         ttype = XS_TAG_TYPE(xs);
4453                 } else {
4454                         ttype = REQFLAG_STAG;
4455                 }
4456                 if (ttype == REQFLAG_OTAG) {
4457                         ttype = FCP_CMND_TASK_ATTR_ORDERED;
4458                 } else if (ttype == REQFLAG_HTAG) {
4459                         ttype = FCP_CMND_TASK_ATTR_HEAD;
4460                 } else {
4461                         ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4462                 }
4463                 ((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4464         } else if (IS_FC(isp)) {
4465                 /*
4466                  * See comment in isp_intr
4467                  */
4468                 /* XS_SET_RESID(xs, 0); */
4469
4470                 /*
4471                  * Fibre Channel always requires some kind of tag.
4472                  * The Qlogic drivers seem be happy not to use a tag,
4473                  * but this breaks for some devices (IBM drives).
4474                  */
4475                 if (XS_TAG_P(xs)) {
4476                         ((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4477                 } else {
4478                         ((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4479                 }
4480         } else {
4481                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4482                 if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4483                         reqp->req_flags = XS_TAG_TYPE(xs);
4484                 }
4485         }
4486
4487         tptr = &reqp->req_time;
4488
4489         /*
4490          * NB: we do not support long CDBs (yet)
4491          */
4492         cdblen = XS_CDBLEN(xs);
4493
4494         if (IS_SCSI(isp)) {
4495                 if (cdblen > sizeof (reqp->req_cdb)) {
4496                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4497                         XS_SETERR(xs, HBA_REQINVAL);
4498                         return (CMD_COMPLETE);
4499                 }
4500                 reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4501                 reqp->req_lun_trn = XS_LUN(xs);
4502                 cdbp = reqp->req_cdb;
4503                 reqp->req_cdblen = cdblen;
4504         } else if (IS_24XX(isp)) {
4505                 ispreqt7_t *t7 = (ispreqt7_t *)local;
4506
4507                 if (cdblen > sizeof (t7->req_cdb)) {
4508                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4509                         XS_SETERR(xs, HBA_REQINVAL);
4510                         return (CMD_COMPLETE);
4511                 }
4512
4513                 t7->req_nphdl = lp->handle;
4514                 t7->req_tidlo = lp->portid;
4515                 t7->req_tidhi = lp->portid >> 16;
4516                 t7->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4517                 be64enc(t7->req_lun, CAM_EXTLUN_BYTE_SWIZZLE(XS_LUN(xs)));
4518                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4519                         if (FCP_NEXT_CRN(isp, &t7->req_crn, xs)) {
4520                                 isp_prt(isp, ISP_LOG_WARN1,
4521                                     "%d.%d.%jx cannot generate next CRN",
4522                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4523                                 XS_SETERR(xs, HBA_BOTCH);
4524                                 return (CMD_EAGAIN);
4525                         }
4526                 }
4527                 tptr = &t7->req_time;
4528                 cdbp = t7->req_cdb;
4529         } else {
4530                 ispreqt2_t *t2 = (ispreqt2_t *)local;
4531
4532                 if (cdblen > sizeof t2->req_cdb) {
4533                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4534                         XS_SETERR(xs, HBA_REQINVAL);
4535                         return (CMD_COMPLETE);
4536                 }
4537                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4538                         if (FCP_NEXT_CRN(isp, &t2->req_crn, xs)) {
4539                                 isp_prt(isp, ISP_LOG_WARN1,
4540                                     "%d.%d.%jx cannot generate next CRN",
4541                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4542                                 XS_SETERR(xs, HBA_BOTCH);
4543                                 return (CMD_EAGAIN);
4544                         }
4545                 }
4546                 if (ISP_CAP_2KLOGIN(isp)) {
4547                         ispreqt2e_t *t2e = (ispreqt2e_t *)local;
4548                         t2e->req_target = lp->handle;
4549                         t2e->req_scclun = XS_LUN(xs);
4550                         cdbp = t2e->req_cdb;
4551                 } else if (ISP_CAP_SCCFW(isp)) {
4552                         ispreqt2_t *t2 = (ispreqt2_t *)local;
4553                         t2->req_target = lp->handle;
4554                         t2->req_scclun = XS_LUN(xs);
4555                         cdbp = t2->req_cdb;
4556                 } else {
4557                         t2->req_target = lp->handle;
4558                         t2->req_lun_trn = XS_LUN(xs);
4559                         cdbp = t2->req_cdb;
4560                 }
4561         }
4562         ISP_MEMCPY(cdbp, XS_CDBP(xs), cdblen);
4563
4564         *tptr = (XS_TIME(xs) + 999) / 1000;
4565         if (IS_24XX(isp) && *tptr > 0x1999) {
4566                 *tptr = 0x1999;
4567         }
4568
4569         /* Whew. Thankfully the same for type 7 requests */
4570         reqp->req_handle = isp_allocate_handle(isp, xs, ISP_HANDLE_INITIATOR);
4571         if (reqp->req_handle == 0) {
4572                 isp_prt(isp, ISP_LOG_WARN1, "out of xflist pointers");
4573                 XS_SETERR(xs, HBA_BOTCH);
4574                 return (CMD_EAGAIN);
4575         }
4576
4577         /*
4578          * Set up DMA and/or do any platform dependent swizzling of the request entry
4579          * so that the Qlogic F/W understands what is being asked of it.
4580          *
4581          * The callee is responsible for adding all requests at this point.
4582          */
4583         dmaresult = ISP_DMASETUP(isp, xs, reqp);
4584         if (dmaresult != CMD_QUEUED) {
4585                 isp_destroy_handle(isp, reqp->req_handle);
4586                 /*
4587                  * dmasetup sets actual error in packet, and
4588                  * return what we were given to return.
4589                  */
4590                 return (dmaresult);
4591         }
4592         isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4593         isp->isp_nactive++;
4594         return (CMD_QUEUED);
4595 }
4596
4597 /*
4598  * isp control
4599  * Locks (ints blocked) assumed held.
4600  */
4601
4602 int
4603 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4604 {
4605         XS_T *xs;
4606         mbreg_t *mbr, mbs;
4607         int chan, tgt;
4608         uint32_t handle;
4609         va_list ap;
4610
4611         switch (ctl) {
4612         case ISPCTL_RESET_BUS:
4613                 /*
4614                  * Issue a bus reset.
4615                  */
4616                 if (IS_24XX(isp)) {
4617                         isp_prt(isp, ISP_LOGERR, "BUS RESET NOT IMPLEMENTED");
4618                         break;
4619                 } else if (IS_FC(isp)) {
4620                         mbs.param[1] = 10;
4621                         chan = 0;
4622                 } else {
4623                         va_start(ap, ctl);
4624                         chan = va_arg(ap, int);
4625                         va_end(ap);
4626                         mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4627                         if (mbs.param[1] < 2) {
4628                                 mbs.param[1] = 2;
4629                         }
4630                         mbs.param[2] = chan;
4631                 }
4632                 MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4633                 ISP_SET_SENDMARKER(isp, chan, 1);
4634                 isp_mboxcmd(isp, &mbs);
4635                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4636                         break;
4637                 }
4638                 isp_prt(isp, ISP_LOGINFO, "driver initiated bus reset of bus %d", chan);
4639                 return (0);
4640
4641         case ISPCTL_RESET_DEV:
4642                 va_start(ap, ctl);
4643                 chan = va_arg(ap, int);
4644                 tgt = va_arg(ap, int);
4645                 va_end(ap);
4646                 if (IS_24XX(isp)) {
4647                         uint8_t local[QENTRY_LEN];
4648                         isp24xx_tmf_t *tmf;
4649                         isp24xx_statusreq_t *sp;
4650                         fcparam *fcp = FCPARAM(isp, chan);
4651                         fcportdb_t *lp;
4652
4653                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4654                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to reset bad target %d", chan, tgt);
4655                                 break;
4656                         }
4657                         lp = &fcp->portdb[tgt];
4658                         if (lp->is_target == 0 ||
4659                             lp->state != FC_PORTDB_STATE_VALID) {
4660                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4661                                 break;
4662                         }
4663
4664                         tmf = (isp24xx_tmf_t *) local;
4665                         ISP_MEMZERO(tmf, QENTRY_LEN);
4666                         tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4667                         tmf->tmf_header.rqs_entry_count = 1;
4668                         tmf->tmf_nphdl = lp->handle;
4669                         tmf->tmf_delay = 2;
4670                         tmf->tmf_timeout = 4;
4671                         tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4672                         tmf->tmf_tidlo = lp->portid;
4673                         tmf->tmf_tidhi = lp->portid >> 16;
4674                         tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4675                         isp_put_24xx_tmf(isp, tmf, isp->isp_iocb);
4676                         if (isp->isp_dblev & ISP_LOGDEBUG1)
4677                                 isp_print_bytes(isp, "TMF IOCB request", QENTRY_LEN, isp->isp_iocb);
4678                         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, QENTRY_LEN, chan);
4679                         fcp->sendmarker = 1;
4680
4681                         isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4682                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
4683                             MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000);
4684                         mbs.param[1] = QENTRY_LEN;
4685                         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4686                         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4687                         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4688                         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4689                         isp_mboxcmd(isp, &mbs);
4690                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4691                                 break;
4692
4693                         MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4694                         if (isp->isp_dblev & ISP_LOGDEBUG1)
4695                                 isp_print_bytes(isp, "TMF IOCB response", QENTRY_LEN, &((isp24xx_statusreq_t *)isp->isp_iocb)[1]);
4696                         sp = (isp24xx_statusreq_t *) local;
4697                         isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)isp->isp_iocb)[1], sp);
4698                         if (sp->req_completion_status == 0) {
4699                                 return (0);
4700                         }
4701                         isp_prt(isp, ISP_LOGWARN, "Chan %d reset of target %d returned 0x%x", chan, tgt, sp->req_completion_status);
4702                         break;
4703                 } else if (IS_FC(isp)) {
4704                         if (ISP_CAP_2KLOGIN(isp)) {
4705                                 mbs.param[1] = tgt;
4706                                 mbs.ibits = (1 << 10);
4707                         } else {
4708                                 mbs.param[1] = (tgt << 8);
4709                         }
4710                 } else {
4711                         mbs.param[1] = (chan << 15) | (tgt << 8);
4712                 }
4713                 MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4714                 mbs.param[2] = 3;       /* 'delay', in seconds */
4715                 isp_mboxcmd(isp, &mbs);
4716                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4717                         break;
4718                 }
4719                 isp_prt(isp, ISP_LOGINFO, "Target %d on Bus %d Reset Succeeded", tgt, chan);
4720                 ISP_SET_SENDMARKER(isp, chan, 1);
4721                 return (0);
4722
4723         case ISPCTL_ABORT_CMD:
4724                 va_start(ap, ctl);
4725                 xs = va_arg(ap, XS_T *);
4726                 va_end(ap);
4727
4728                 tgt = XS_TGT(xs);
4729                 chan = XS_CHANNEL(xs);
4730
4731                 handle = isp_find_handle(isp, xs);
4732                 if (handle == 0) {
4733                         isp_prt(isp, ISP_LOGWARN, "cannot find handle for command to abort");
4734                         break;
4735                 }
4736                 if (IS_24XX(isp)) {
4737                         isp24xx_abrt_t local, *ab = &local;
4738                         fcparam *fcp;
4739                         fcportdb_t *lp;
4740
4741                         fcp = FCPARAM(isp, chan);
4742                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4743                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to abort bad target %d", chan, tgt);
4744                                 break;
4745                         }
4746                         lp = &fcp->portdb[tgt];
4747                         if (lp->is_target == 0 ||
4748                             lp->state != FC_PORTDB_STATE_VALID) {
4749                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4750                                 break;
4751                         }
4752                         isp_prt(isp, ISP_LOGALL, "Chan %d Abort Cmd for N-Port 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4753                         ISP_MEMZERO(ab, QENTRY_LEN);
4754                         ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4755                         ab->abrt_header.rqs_entry_count = 1;
4756                         ab->abrt_handle = lp->handle;
4757                         ab->abrt_cmd_handle = handle;
4758                         ab->abrt_tidlo = lp->portid;
4759                         ab->abrt_tidhi = lp->portid >> 16;
4760                         ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4761                         isp_put_24xx_abrt(isp, ab, isp->isp_iocb);
4762                         if (isp->isp_dblev & ISP_LOGDEBUG1)
4763                                 isp_print_bytes(isp, "AB IOCB quest", QENTRY_LEN, isp->isp_iocb);
4764                         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, 2 * QENTRY_LEN, chan);
4765
4766                         ISP_MEMZERO(&mbs, sizeof (mbs));
4767                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4768                         mbs.param[1] = QENTRY_LEN;
4769                         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4770                         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4771                         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4772                         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4773
4774                         isp_mboxcmd(isp, &mbs);
4775                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4776                                 break;
4777
4778                         MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4779                         if (isp->isp_dblev & ISP_LOGDEBUG1)
4780                                 isp_print_bytes(isp, "AB IOCB response", QENTRY_LEN, &((isp24xx_abrt_t *)isp->isp_iocb)[1]);
4781                         isp_get_24xx_abrt(isp, &((isp24xx_abrt_t *)isp->isp_iocb)[1], ab);
4782                         if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4783                                 return (0);
4784                         }
4785                         isp_prt(isp, ISP_LOGWARN, "Chan %d handle %d abort returned 0x%x", chan, tgt, ab->abrt_nphdl);
4786                         break;
4787                 } else if (IS_FC(isp)) {
4788                         if (ISP_CAP_SCCFW(isp)) {
4789                                 if (ISP_CAP_2KLOGIN(isp)) {
4790                                         mbs.param[1] = tgt;
4791                                 } else {
4792                                         mbs.param[1] = tgt << 8;
4793                                 }
4794                                 mbs.param[6] = XS_LUN(xs);
4795                         } else {
4796                                 mbs.param[1] = tgt << 8 | XS_LUN(xs);
4797                         }
4798                 } else {
4799                         mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4800                 }
4801                 MBSINIT(&mbs, MBOX_ABORT,
4802                     MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_ERROR), 0);
4803                 mbs.param[2] = handle;
4804                 isp_mboxcmd(isp, &mbs);
4805                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4806                         break;
4807                 }
4808                 return (0);
4809
4810         case ISPCTL_UPDATE_PARAMS:
4811
4812                 va_start(ap, ctl);
4813                 chan = va_arg(ap, int);
4814                 va_end(ap);
4815                 isp_spi_update(isp, chan);
4816                 return (0);
4817
4818         case ISPCTL_FCLINK_TEST:
4819
4820                 if (IS_FC(isp)) {
4821                         int usdelay;
4822                         va_start(ap, ctl);
4823                         chan = va_arg(ap, int);
4824                         usdelay = va_arg(ap, int);
4825                         va_end(ap);
4826                         if (usdelay == 0) {
4827                                 usdelay =  250000;
4828                         }
4829                         return (isp_fclink_test(isp, chan, usdelay));
4830                 }
4831                 break;
4832
4833         case ISPCTL_SCAN_FABRIC:
4834
4835                 if (IS_FC(isp)) {
4836                         va_start(ap, ctl);
4837                         chan = va_arg(ap, int);
4838                         va_end(ap);
4839                         return (isp_scan_fabric(isp, chan));
4840                 }
4841                 break;
4842
4843         case ISPCTL_SCAN_LOOP:
4844
4845                 if (IS_FC(isp)) {
4846                         va_start(ap, ctl);
4847                         chan = va_arg(ap, int);
4848                         va_end(ap);
4849                         return (isp_scan_loop(isp, chan));
4850                 }
4851                 break;
4852
4853         case ISPCTL_PDB_SYNC:
4854
4855                 if (IS_FC(isp)) {
4856                         va_start(ap, ctl);
4857                         chan = va_arg(ap, int);
4858                         va_end(ap);
4859                         return (isp_pdb_sync(isp, chan));
4860                 }
4861                 break;
4862
4863         case ISPCTL_SEND_LIP:
4864
4865                 if (IS_FC(isp) && !IS_24XX(isp)) {
4866                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4867                         if (ISP_CAP_2KLOGIN(isp)) {
4868                                 mbs.ibits = (1 << 10);
4869                         }
4870                         isp_mboxcmd(isp, &mbs);
4871                         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4872                                 return (0);
4873                         }
4874                 }
4875                 break;
4876
4877         case ISPCTL_GET_PDB:
4878                 if (IS_FC(isp)) {
4879                         isp_pdb_t *pdb;
4880                         va_start(ap, ctl);
4881                         chan = va_arg(ap, int);
4882                         tgt = va_arg(ap, int);
4883                         pdb = va_arg(ap, isp_pdb_t *);
4884                         va_end(ap);
4885                         return (isp_getpdb(isp, chan, tgt, pdb));
4886                 }
4887                 break;
4888
4889         case ISPCTL_GET_NAMES:
4890         {
4891                 uint64_t *wwnn, *wwnp;
4892                 va_start(ap, ctl);
4893                 chan = va_arg(ap, int);
4894                 tgt = va_arg(ap, int);
4895                 wwnn = va_arg(ap, uint64_t *);
4896                 wwnp = va_arg(ap, uint64_t *);
4897                 va_end(ap);
4898                 if (wwnn == NULL && wwnp == NULL) {
4899                         break;
4900                 }
4901                 if (wwnn) {
4902                         *wwnn = isp_get_wwn(isp, chan, tgt, 1);
4903                         if (*wwnn == INI_NONE) {
4904                                 break;
4905                         }
4906                 }
4907                 if (wwnp) {
4908                         *wwnp = isp_get_wwn(isp, chan, tgt, 0);
4909                         if (*wwnp == INI_NONE) {
4910                                 break;
4911                         }
4912                 }
4913                 return (0);
4914         }
4915         case ISPCTL_RUN_MBOXCMD:
4916         {
4917                 va_start(ap, ctl);
4918                 mbr = va_arg(ap, mbreg_t *);
4919                 va_end(ap);
4920                 isp_mboxcmd(isp, mbr);
4921                 return (0);
4922         }
4923         case ISPCTL_PLOGX:
4924         {
4925                 isp_plcmd_t *p;
4926                 int r;
4927
4928                 va_start(ap, ctl);
4929                 p = va_arg(ap, isp_plcmd_t *);
4930                 va_end(ap);
4931
4932                 if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
4933                         return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags));
4934                 }
4935                 do {
4936                         isp_next_handle(isp, &p->handle);
4937                         r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags);
4938                         if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4939                                 p->handle = r >> 16;
4940                                 r = 0;
4941                                 break;
4942                         }
4943                 } while ((r & 0xffff) == MBOX_LOOP_ID_USED);
4944                 return (r);
4945         }
4946         case ISPCTL_CHANGE_ROLE:
4947                 if (IS_FC(isp)) {
4948                         int role, r;
4949
4950                         va_start(ap, ctl);
4951                         chan = va_arg(ap, int);
4952                         role = va_arg(ap, int);
4953                         va_end(ap);
4954                         r = isp_fc_change_role(isp, chan, role);
4955                         return (r);
4956                 }
4957                 break;
4958         default:
4959                 isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
4960                 break;
4961
4962         }
4963         return (-1);
4964 }
4965
4966 /*
4967  * Interrupt Service Routine(s).
4968  *
4969  * External (OS) framework has done the appropriate locking,
4970  * and the locking will be held throughout this function.
4971  */
4972
4973 /*
4974  * Limit our stack depth by sticking with the max likely number
4975  * of completions on a request queue at any one time.
4976  */
4977 #ifndef MAX_REQUESTQ_COMPLETIONS
4978 #define MAX_REQUESTQ_COMPLETIONS        32
4979 #endif
4980
4981 void
4982 isp_intr(ispsoftc_t *isp, uint16_t isr, uint16_t sema, uint16_t info)
4983 {
4984         XS_T *complist[MAX_REQUESTQ_COMPLETIONS], *xs;
4985         uint32_t iptr, optr, junk;
4986         int i, nlooked = 0, ndone = 0, continuations_expected = 0;
4987         int etype, last_etype = 0;
4988
4989 again:
4990         /*
4991          * Is this a mailbox related interrupt?
4992          * The mailbox semaphore will be nonzero if so.
4993          */
4994         if (sema) {
4995  fmbox:
4996                 if (info & MBOX_COMMAND_COMPLETE) {
4997                         isp->isp_intmboxc++;
4998                         if (isp->isp_mboxbsy) {
4999                                 int obits = isp->isp_obits;
5000                                 isp->isp_mboxtmp[0] = info;
5001                                 for (i = 1; i < ISP_NMBOX(isp); i++) {
5002                                         if ((obits & (1 << i)) == 0) {
5003                                                 continue;
5004                                         }
5005                                         isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
5006                                 }
5007                                 if (isp->isp_mbxwrk0) {
5008                                         if (isp_mbox_continue(isp) == 0) {
5009                                                 return;
5010                                         }
5011                                 }
5012                                 MBOX_NOTIFY_COMPLETE(isp);
5013                         } else {
5014                                 isp_prt(isp, ISP_LOGWARN, "mailbox cmd (0x%x) with no waiters", info);
5015                         }
5016                 } else {
5017                         i = IS_FC(isp)? isp_parse_async_fc(isp, info) : isp_parse_async(isp, info);
5018                         if (i < 0) {
5019                                 return;
5020                         }
5021                 }
5022                 if ((IS_FC(isp) && info != ASYNC_RIOZIO_STALL) || isp->isp_state != ISP_RUNSTATE) {
5023                         goto out;
5024                 }
5025         }
5026
5027         /*
5028          * We can't be getting this now.
5029          */
5030         if (isp->isp_state != ISP_RUNSTATE) {
5031                 /*
5032                  * This seems to happen to 23XX and 24XX cards- don't know why.
5033                  */
5034                  if (isp->isp_mboxbsy && isp->isp_lastmbxcmd == MBOX_ABOUT_FIRMWARE) {
5035                         goto fmbox;
5036                 }
5037                 isp_prt(isp, ISP_LOGINFO, "interrupt (ISR=%x SEMA=%x INFO=%x) "
5038                     "when not ready", isr, sema, info);
5039                 /*
5040                  * Thank you very much!  *Burrrp*!
5041                  */
5042                 isp->isp_residx = ISP_READ(isp, isp->isp_respinrp);
5043                 isp->isp_resodx = isp->isp_residx;
5044                 ISP_WRITE(isp, isp->isp_respoutrp, isp->isp_resodx);
5045                 if (IS_24XX(isp)) {
5046                         ISP_DISABLE_INTS(isp);
5047                 }
5048                 goto out;
5049         }
5050
5051 #ifdef  ISP_TARGET_MODE
5052         /*
5053          * Check for ATIO Queue entries.
5054          */
5055         if (IS_24XX(isp) &&
5056             (isr == ISPR2HST_ATIO_UPDATE || isr == ISPR2HST_ATIO_RSPQ_UPDATE ||
5057              isr == ISPR2HST_ATIO_UPDATE2)) {
5058                 iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
5059                 optr = isp->isp_atioodx;
5060
5061                 while (optr != iptr) {
5062                         uint8_t qe[QENTRY_LEN];
5063                         isphdr_t *hp;
5064                         uint32_t oop;
5065                         void *addr;
5066
5067                         oop = optr;
5068                         MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN, -1);
5069                         addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
5070                         isp_get_hdr(isp, addr, (isphdr_t *)qe);
5071                         hp = (isphdr_t *)qe;
5072                         switch (hp->rqs_entry_type) {
5073                         case RQSTYPE_NOTIFY:
5074                         case RQSTYPE_ATIO:
5075                                 (void) isp_target_notify(isp, addr, &oop);
5076                                 break;
5077                         default:
5078                                 isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
5079                                 break;
5080                         }
5081                         optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
5082                 }
5083                 if (isp->isp_atioodx != optr) {
5084                         ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
5085                         isp->isp_atioodx = optr;
5086                 }
5087         }
5088 #endif
5089
5090         /*
5091          * You *must* read the Response Queue In Pointer
5092          * prior to clearing the RISC interrupt.
5093          *
5094          * Debounce the 2300 if revision less than 2.
5095          */
5096         if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
5097                 i = 0;
5098                 do {
5099                         iptr = ISP_READ(isp, isp->isp_respinrp);
5100                         junk = ISP_READ(isp, isp->isp_respinrp);
5101                 } while (junk != iptr && ++i < 1000);
5102
5103                 if (iptr != junk) {
5104                         isp_prt(isp, ISP_LOGWARN, "Response Queue Out Pointer Unstable (%x, %x)", iptr, junk);
5105                         goto out;
5106                 }
5107         } else {
5108                 iptr = ISP_READ(isp, isp->isp_respinrp);
5109         }
5110
5111         optr = isp->isp_resodx;
5112         if (optr == iptr && sema == 0) {
5113                 /*
5114                  * There are a lot of these- reasons unknown- mostly on
5115                  * faster Alpha machines.
5116                  *
5117                  * I tried delaying after writing HCCR_CMD_CLEAR_RISC_INT to
5118                  * make sure the old interrupt went away (to avoid 'ringing'
5119                  * effects), but that didn't stop this from occurring.
5120                  */
5121                 if (IS_24XX(isp)) {
5122                         junk = 0;
5123                 } else if (IS_23XX(isp)) {
5124                         ISP_DELAY(100);
5125                         iptr = ISP_READ(isp, isp->isp_respinrp);
5126                         junk = ISP_READ(isp, BIU_R2HSTSLO);
5127                 } else {
5128                         junk = ISP_READ(isp, BIU_ISR);
5129                 }
5130                 if (optr == iptr) {
5131                         if (IS_23XX(isp) || IS_24XX(isp)) {
5132                                 ;
5133                         } else {
5134                                 sema = ISP_READ(isp, BIU_SEMA);
5135                                 info = ISP_READ(isp, OUTMAILBOX0);
5136                                 if ((sema & 0x3) && (info & 0x8000)) {
5137                                         goto again;
5138                                 }
5139                         }
5140                         isp->isp_intbogus++;
5141                         isp_prt(isp, ISP_LOGDEBUG1, "bogus intr- isr %x (%x) iptr %x optr %x", isr, junk, iptr, optr);
5142                 }
5143         }
5144         isp->isp_residx = iptr;
5145
5146         while (optr != iptr) {
5147                 uint8_t qe[QENTRY_LEN];
5148                 ispstatusreq_t *sp = (ispstatusreq_t *) qe;
5149                 isphdr_t *hp;
5150                 int buddaboom, scsi_status, completion_status;
5151                 int req_status_flags, req_state_flags;
5152                 uint8_t *snsp, *resp;
5153                 uint32_t rlen, slen, totslen;
5154                 long resid;
5155                 uint16_t oop;
5156
5157                 hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
5158                 oop = optr;
5159                 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5160                 nlooked++;
5161  read_again:
5162                 buddaboom = req_status_flags = req_state_flags = 0;
5163                 resid = 0L;
5164
5165                 /*
5166                  * Synchronize our view of this response queue entry.
5167                  */
5168                 MEMORYBARRIER(isp, SYNC_RESULT, oop, QENTRY_LEN, -1);
5169                 if (isp->isp_dblev & ISP_LOGDEBUG1)
5170                         isp_print_qentry(isp, "Response Queue Entry", oop, hp);
5171                 isp_get_hdr(isp, hp, &sp->req_header);
5172                 etype = sp->req_header.rqs_entry_type;
5173
5174                 if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5175                         isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5176                         isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5177                         scsi_status = sp2->req_scsi_status;
5178                         completion_status = sp2->req_completion_status;
5179                         if ((scsi_status & 0xff) != 0)
5180                                 req_state_flags = RQSF_GOT_STATUS;
5181                         else
5182                                 req_state_flags = 0;
5183                         resid = sp2->req_resid;
5184                 } else if (etype == RQSTYPE_RESPONSE) {
5185                         isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5186                         scsi_status = sp->req_scsi_status;
5187                         completion_status = sp->req_completion_status;
5188                         req_status_flags = sp->req_status_flags;
5189                         req_state_flags = sp->req_state_flags;
5190                         resid = sp->req_resid;
5191                 } else if (etype == RQSTYPE_RIO1) {
5192                         isp_rio1_t *rio = (isp_rio1_t *) qe;
5193                         isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5194                         for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5195                                 isp_fastpost_complete(isp, rio->req_handles[i]);
5196                         }
5197                         if (isp->isp_fpcchiwater < rio->req_header.rqs_seqno) {
5198                                 isp->isp_fpcchiwater = rio->req_header.rqs_seqno;
5199                         }
5200                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5201                         last_etype = etype;
5202                         continue;
5203                 } else if (etype == RQSTYPE_RIO2) {
5204                         isp_prt(isp, ISP_LOGERR, "dropping RIO2 response");
5205                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5206                         last_etype = etype;
5207                         continue;
5208                 } else if (etype == RQSTYPE_STATUS_CONT) {
5209                         isp_get_cont_response(isp, (ispstatus_cont_t *) hp, (ispstatus_cont_t *) sp);
5210                         if (last_etype == RQSTYPE_RESPONSE && continuations_expected && ndone > 0 && (xs = complist[ndone-1]) != NULL) {
5211                                 ispstatus_cont_t *scp = (ispstatus_cont_t *) sp;
5212                                 XS_SENSE_APPEND(xs, scp->req_sense_data, sizeof (scp->req_sense_data));
5213                                 isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "%d more Status Continuations expected", --continuations_expected);
5214                         } else {
5215                                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
5216                         }
5217                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5218                         continue;
5219                 } else {
5220                         /*
5221                          * Somebody reachable via isp_handle_other_response
5222                          * may have updated the response queue pointers for
5223                          * us, so we reload our goal index.
5224                          */
5225                         int r;
5226                         uint32_t tsto = oop;
5227                         r = isp_handle_other_response(isp, etype, hp, &tsto);
5228                         if (r < 0) {
5229                                 goto read_again;
5230                         }
5231                         /*
5232                          * If somebody updated the output pointer, then reset
5233                          * optr to be one more than the updated amount.
5234                          */
5235                         while (tsto != oop) {
5236                                 optr = ISP_NXT_QENTRY(tsto, RESULT_QUEUE_LEN(isp));
5237                         }
5238                         if (r > 0) {
5239                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5240                                 last_etype = etype;
5241                                 continue;
5242                         }
5243
5244                         /*
5245                          * After this point, we'll just look at the header as
5246                          * we don't know how to deal with the rest of the
5247                          * response.
5248                          */
5249
5250                         /*
5251                          * It really has to be a bounced request just copied
5252                          * from the request queue to the response queue. If
5253                          * not, something bad has happened.
5254                          */
5255                         if (etype != RQSTYPE_REQUEST) {
5256                                 isp_prt(isp, ISP_LOGERR, notresp, etype, oop, optr, nlooked);
5257                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5258                                 last_etype = etype;
5259                                 continue;
5260                         }
5261                         buddaboom = 1;
5262                         scsi_status = sp->req_scsi_status;
5263                         completion_status = sp->req_completion_status;
5264                         req_status_flags = sp->req_status_flags;
5265                         req_state_flags = sp->req_state_flags;
5266                         resid = sp->req_resid;
5267                 }
5268
5269                 if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5270                         if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5271                                 isp_print_qentry(isp, "unexpected continuation segment",
5272                                     oop, hp);
5273                                 last_etype = etype;
5274                                 continue;
5275                         }
5276                         if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5277                                 isp_prt(isp, ISP_LOG_WARN1, "internal queues full");
5278                                 /*
5279                                  * We'll synthesize a QUEUE FULL message below.
5280                                  */
5281                         }
5282                         if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5283                                 isp_print_qentry(isp, "bad header flag",
5284                                     oop, hp);
5285                                 buddaboom++;
5286                         }
5287                         if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5288                                 isp_print_qentry(isp, "bad request packet",
5289                                     oop, hp);
5290                                 buddaboom++;
5291                         }
5292                         if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5293                                 isp_print_qentry(isp, "invalid entry count",
5294                                     oop, hp);
5295                                 buddaboom++;
5296                         }
5297                         if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5298                                 isp_print_qentry(isp, "invalid IOCB ordering",
5299                                     oop, hp);
5300                                 last_etype = etype;
5301                                 continue;
5302                         }
5303                 }
5304
5305                 xs = isp_find_xs(isp, sp->req_handle);
5306                 if (xs == NULL) {
5307                         uint8_t ts = completion_status & 0xff;
5308                         /*
5309                          * Only whine if this isn't the expected fallout of
5310                          * aborting the command or resetting the target.
5311                          */
5312                         if (etype != RQSTYPE_RESPONSE) {
5313                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5314                         } else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5315                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5316                         }
5317                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5318                         last_etype = etype;
5319                         continue;
5320                 }
5321                 if (req_status_flags & RQSTF_BUS_RESET) {
5322                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx bus was reset",
5323                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5324                         XS_SETERR(xs, HBA_BUSRESET);
5325                         ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5326                 }
5327                 if (buddaboom) {
5328                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx buddaboom",
5329                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5330                         XS_SETERR(xs, HBA_BOTCH);
5331                 }
5332
5333                 resp = NULL;
5334                 rlen = 0;
5335                 snsp = NULL;
5336                 totslen = slen = 0;
5337                 if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5338                         resp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5339                         rlen = ((isp24xx_statusreq_t *)sp)->req_response_len;
5340                 } else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5341                         resp = sp->req_response;
5342                         rlen = sp->req_response_len;
5343                 }
5344                 if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5345                         /*
5346                          * Fibre Channel F/W doesn't say we got status
5347                          * if there's Sense Data instead. I guess they
5348                          * think it goes w/o saying.
5349                          */
5350                         req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5351                         if (IS_24XX(isp)) {
5352                                 snsp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5353                                 snsp += rlen;
5354                                 totslen = ((isp24xx_statusreq_t *)sp)->req_sense_len;
5355                                 slen = (sizeof (((isp24xx_statusreq_t *)sp)->req_rsp_sense)) - rlen;
5356                                 if (totslen < slen)
5357                                         slen = totslen;
5358                         } else {
5359                                 snsp = sp->req_sense_data;
5360                                 totslen = sp->req_sense_len;
5361                                 slen = sizeof (sp->req_sense_data);
5362                                 if (totslen < slen)
5363                                         slen = totslen;
5364                         }
5365                 } else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5366                         snsp = sp->req_sense_data;
5367                         totslen = sp->req_sense_len;
5368                         slen = sizeof (sp->req_sense_data);
5369                         if (totslen < slen)
5370                                 slen = totslen;
5371                 }
5372                 if (req_state_flags & RQSF_GOT_STATUS) {
5373                         *XS_STSP(xs) = scsi_status & 0xff;
5374                 }
5375
5376                 switch (etype) {
5377                 case RQSTYPE_RESPONSE:
5378                         if (resp && rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5379                                 const char *ptr;
5380                                 char lb[64];
5381                                 const char *rnames[10] = {
5382                                     "Task Management function complete",
5383                                     "FCP_DATA length different than FCP_BURST_LEN",
5384                                     "FCP_CMND fields invalid",
5385                                     "FCP_DATA parameter mismatch with FCP_DATA_RO",
5386                                     "Task Management function rejected",
5387                                     "Task Management function failed",
5388                                     NULL,
5389                                     NULL,
5390                                     "Task Management function succeeded",
5391                                     "Task Management function incorrect logical unit number",
5392                                 };
5393                                 uint8_t code = resp[FCP_RSPNS_CODE_OFFSET];
5394                                 if (code >= 10 || rnames[code] == NULL) {
5395                                         ISP_SNPRINTF(lb, sizeof(lb),
5396                                             "Unknown FCP Response Code 0x%x",
5397                                             code);
5398                                         ptr = lb;
5399                                 } else {
5400                                         ptr = rnames[code];
5401                                 }
5402                                 isp_xs_prt(isp, xs, ISP_LOGWARN,
5403                                     "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x",
5404                                     rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5405                                 if (code != 0 && code != 8)
5406                                         XS_SETERR(xs, HBA_BOTCH);
5407                         }
5408                         if (IS_24XX(isp)) {
5409                                 isp_parse_status_24xx(isp, (isp24xx_statusreq_t *)sp, xs, &resid);
5410                         } else {
5411                                 isp_parse_status(isp, (void *)sp, xs, &resid);
5412                         }
5413                         if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) && (*XS_STSP(xs) == SCSI_BUSY)) {
5414                                 XS_SETERR(xs, HBA_TGTBSY);
5415                         }
5416                         if (IS_SCSI(isp)) {
5417                                 XS_SET_RESID(xs, resid);
5418                                 /*
5419                                  * A new synchronous rate was negotiated for
5420                                  * this target. Mark state such that we'll go
5421                                  * look up that which has changed later.
5422                                  */
5423                                 if (req_status_flags & RQSTF_NEGOTIATION) {
5424                                         int t = XS_TGT(xs);
5425                                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5426                                         sdp->isp_devparam[t].dev_refresh = 1;
5427                                         sdp->update = 1;
5428                                 }
5429                         } else {
5430                                 if (req_status_flags & RQSF_XFER_COMPLETE) {
5431                                         XS_SET_RESID(xs, 0);
5432                                 } else if (scsi_status & RQCS_RESID) {
5433                                         XS_SET_RESID(xs, resid);
5434                                 } else {
5435                                         XS_SET_RESID(xs, 0);
5436                                 }
5437                         }
5438                         if (snsp && slen) {
5439                                 if (totslen > slen) {
5440                                         continuations_expected += ((totslen - slen + QENTRY_LEN - 5) / (QENTRY_LEN - 4));
5441                                         if (ndone > (MAX_REQUESTQ_COMPLETIONS - continuations_expected - 1)) {
5442                                                 /* we'll lose some stats, but that's a small price to pay */
5443                                                 for (i = 0; i < ndone; i++) {
5444                                                         if (complist[i]) {
5445                                                                 isp->isp_rsltccmplt++;
5446                                                                 isp_done(complist[i]);
5447                                                         }
5448                                                 }
5449                                                 ndone = 0;
5450                                         }
5451                                         isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "Expecting %d more Status Continuations for total sense length of %u",
5452                                             continuations_expected, totslen);
5453                                 }
5454                                 XS_SAVE_SENSE(xs, snsp, totslen, slen);
5455                         } else if ((req_status_flags & RQSF_GOT_STATUS) && (scsi_status & 0xff) == SCSI_CHECK && IS_FC(isp)) {
5456                                 isp_prt(isp, ISP_LOGWARN, "CHECK CONDITION w/o sense data for CDB=0x%x", XS_CDBP(xs)[0] & 0xff);
5457                                 isp_print_qentry(isp, "CC with no Sense",
5458                                     oop, hp);
5459                         }
5460                         isp_prt(isp, ISP_LOGDEBUG2, "asked for %ld got raw resid %ld settled for %ld", (long) XS_XFRLEN(xs), resid, (long) XS_GET_RESID(xs));
5461                         break;
5462                 case RQSTYPE_REQUEST:
5463                 case RQSTYPE_A64:
5464                 case RQSTYPE_T2RQS:
5465                 case RQSTYPE_T3RQS:
5466                 case RQSTYPE_T7RQS:
5467                         if (!IS_24XX(isp) && (sp->req_header.rqs_flags & RQSFLAG_FULL)) {
5468                                 /*
5469                                  * Force Queue Full status.
5470                                  */
5471                                 *XS_STSP(xs) = SCSI_QFULL;
5472                                 XS_SETERR(xs, HBA_NOERROR);
5473                         } else if (XS_NOERR(xs)) {
5474                                 isp_prt(isp, ISP_LOG_WARN1,
5475                                     "%d.%d.%jx badness at %s:%u",
5476                                     XS_CHANNEL(xs), XS_TGT(xs),
5477                                     (uintmax_t)XS_LUN(xs),
5478                                     __func__, __LINE__);
5479                                 XS_SETERR(xs, HBA_BOTCH);
5480                         }
5481                         XS_SET_RESID(xs, XS_XFRLEN(xs));
5482                         break;
5483                 default:
5484                         isp_print_qentry(isp, "Unhandled Response Type",
5485                             oop, hp);
5486                         if (XS_NOERR(xs)) {
5487                                 XS_SETERR(xs, HBA_BOTCH);
5488                         }
5489                         break;
5490                 }
5491
5492                 /*
5493                  * Free any DMA resources. As a side effect, this may
5494                  * also do any cache flushing necessary for data coherence.
5495                  */
5496                 if (XS_XFRLEN(xs)) {
5497                         ISP_DMAFREE(isp, xs, sp->req_handle);
5498                 }
5499                 isp_destroy_handle(isp, sp->req_handle);
5500
5501                 if (isp->isp_nactive > 0) {
5502                     isp->isp_nactive--;
5503                 }
5504                 complist[ndone++] = xs; /* defer completion call until later */
5505                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5506                 last_etype = etype;
5507                 if (ndone == MAX_REQUESTQ_COMPLETIONS) {
5508                         break;
5509                 }
5510         }
5511
5512         /*
5513          * If we looked at any commands, then it's valid to find out
5514          * what the outpointer is. It also is a trigger to update the
5515          * ISP's notion of what we've seen so far.
5516          */
5517         if (nlooked) {
5518                 ISP_WRITE(isp, isp->isp_respoutrp, optr);
5519                 isp->isp_resodx = optr;
5520                 if (isp->isp_rscchiwater < ndone)
5521                         isp->isp_rscchiwater = ndone;
5522         }
5523
5524 out:
5525
5526         if (IS_24XX(isp)) {
5527                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
5528         } else {
5529                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
5530                 ISP_WRITE(isp, BIU_SEMA, 0);
5531         }
5532
5533         for (i = 0; i < ndone; i++) {
5534                 xs = complist[i];
5535                 if (xs) {
5536                         if (((isp->isp_dblev & (ISP_LOGDEBUG1|ISP_LOGDEBUG2|ISP_LOGDEBUG3))) ||
5537                             ((isp->isp_dblev & (ISP_LOGDEBUG0|ISP_LOG_CWARN) && ((!XS_NOERR(xs)) || (*XS_STSP(xs) != SCSI_GOOD))))) {
5538                                 isp_prt_endcmd(isp, xs);
5539                         }
5540                         isp->isp_rsltccmplt++;
5541                         isp_done(xs);
5542                 }
5543         }
5544 }
5545
5546 /*
5547  * Support routines.
5548  */
5549
5550 void
5551 isp_prt_endcmd(ispsoftc_t *isp, XS_T *xs)
5552 {
5553         char cdbstr[16 * 5 + 1];
5554         int i, lim;
5555
5556         lim = XS_CDBLEN(xs) > 16? 16 : XS_CDBLEN(xs);
5557         ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "0x%02x ", XS_CDBP(xs)[0]);
5558         for (i = 1; i < lim; i++) {
5559                 ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "%s0x%02x ", cdbstr, XS_CDBP(xs)[i]);
5560         }
5561         if (XS_SENSE_VALID(xs)) {
5562                 isp_xs_prt(isp, xs, ISP_LOGALL, "FIN dl%d resid %ld CDB=%s SenseLength=%u/%u KEY/ASC/ASCQ=0x%02x/0x%02x/0x%02x",
5563                     XS_XFRLEN(xs), (long) XS_GET_RESID(xs), cdbstr, XS_CUR_SNSLEN(xs), XS_TOT_SNSLEN(xs), XS_SNSKEY(xs), XS_SNSASC(xs), XS_SNSASCQ(xs));
5564         } else {
5565                 isp_xs_prt(isp, xs, ISP_LOGALL, "FIN dl%d resid %ld CDB=%s STS 0x%x XS_ERR=0x%x", XS_XFRLEN(xs), (long) XS_GET_RESID(xs), cdbstr, *XS_STSP(xs), XS_ERR(xs));
5566         }
5567 }
5568
5569 /*
5570  * Parse an ASYNC mailbox complete
5571  *
5572  * Return non-zero if the event has been acknowledged.
5573  */
5574 static int
5575 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5576 {
5577         int acked = 0;
5578         uint32_t h1 = 0, h2 = 0;
5579         uint16_t chan = 0;
5580
5581         /*
5582          * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5583          * where Mailboxes 6/7 have the second handle.
5584          */
5585         if (mbox != ASYNC_RIO32_2) {
5586                 if (IS_DUALBUS(isp)) {
5587                         chan = ISP_READ(isp, OUTMAILBOX6);
5588                 }
5589         }
5590         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5591
5592         switch (mbox) {
5593         case ASYNC_BUS_RESET:
5594                 ISP_SET_SENDMARKER(isp, chan, 1);
5595 #ifdef  ISP_TARGET_MODE
5596                 if (isp_target_async(isp, chan, mbox)) {
5597                         acked = 1;
5598                 }
5599 #endif
5600                 isp_async(isp, ISPASYNC_BUS_RESET, chan);
5601                 break;
5602         case ASYNC_SYSTEM_ERROR:
5603                 isp->isp_dead = 1;
5604                 isp->isp_state = ISP_CRASHED;
5605                 /*
5606                  * Were we waiting for a mailbox command to complete?
5607                  * If so, it's dead, so wake up the waiter.
5608                  */
5609                 if (isp->isp_mboxbsy) {
5610                         isp->isp_obits = 1;
5611                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5612                         MBOX_NOTIFY_COMPLETE(isp);
5613                 }
5614                 /*
5615                  * It's up to the handler for isp_async to reinit stuff and
5616                  * restart the firmware
5617                  */
5618                 isp_async(isp, ISPASYNC_FW_CRASH);
5619                 acked = 1;
5620                 break;
5621
5622         case ASYNC_RQS_XFER_ERR:
5623                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5624                 break;
5625
5626         case ASYNC_RSP_XFER_ERR:
5627                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5628                 break;
5629
5630         case ASYNC_QWAKEUP:
5631                 /*
5632                  * We've just been notified that the Queue has woken up.
5633                  * We don't need to be chatty about this- just unlatch things
5634                  * and move on.
5635                  */
5636                 mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5637                 break;
5638
5639         case ASYNC_TIMEOUT_RESET:
5640                 isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5641                 ISP_SET_SENDMARKER(isp, chan, 1);
5642 #ifdef  ISP_TARGET_MODE
5643                 if (isp_target_async(isp, chan, mbox)) {
5644                         acked = 1;
5645                 }
5646 #endif
5647                 break;
5648
5649         case ASYNC_DEVICE_RESET:
5650                 isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5651                 ISP_SET_SENDMARKER(isp, chan, 1);
5652 #ifdef  ISP_TARGET_MODE
5653                 if (isp_target_async(isp, chan, mbox)) {
5654                         acked = 1;
5655                 }
5656 #endif
5657                 break;
5658
5659         case ASYNC_EXTMSG_UNDERRUN:
5660                 isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5661                 break;
5662
5663         case ASYNC_SCAM_INT:
5664                 isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5665                 break;
5666
5667         case ASYNC_HUNG_SCSI:
5668                 isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5669                 /* XXX: Need to issue SCSI reset at this point */
5670                 break;
5671
5672         case ASYNC_KILLED_BUS:
5673                 isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5674                 break;
5675
5676         case ASYNC_BUS_TRANSIT:
5677                 mbox = ISP_READ(isp, OUTMAILBOX2);
5678                 switch (mbox & SXP_PINS_MODE_MASK) {
5679                 case SXP_PINS_LVD_MODE:
5680                         isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5681                         SDPARAM(isp, chan)->isp_diffmode = 0;
5682                         SDPARAM(isp, chan)->isp_ultramode = 0;
5683                         SDPARAM(isp, chan)->isp_lvdmode = 1;
5684                         break;
5685                 case SXP_PINS_HVD_MODE:
5686                         isp_prt(isp, ISP_LOGINFO,
5687                             "Transition to Differential mode");
5688                         SDPARAM(isp, chan)->isp_diffmode = 1;
5689                         SDPARAM(isp, chan)->isp_ultramode = 0;
5690                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5691                         break;
5692                 case SXP_PINS_SE_MODE:
5693                         isp_prt(isp, ISP_LOGINFO,
5694                             "Transition to Single Ended mode");
5695                         SDPARAM(isp, chan)->isp_diffmode = 0;
5696                         SDPARAM(isp, chan)->isp_ultramode = 1;
5697                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5698                         break;
5699                 default:
5700                         isp_prt(isp, ISP_LOGWARN,
5701                             "Transition to Unknown Mode 0x%x", mbox);
5702                         break;
5703                 }
5704                 /*
5705                  * XXX: Set up to renegotiate again!
5706                  */
5707                 /* Can only be for a 1080... */
5708                 ISP_SET_SENDMARKER(isp, chan, 1);
5709                 break;
5710
5711         case ASYNC_CMD_CMPLT:
5712         case ASYNC_RIO32_1:
5713                 if (!IS_ULTRA3(isp)) {
5714                         isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5715                         break;
5716                 }
5717                 /* FALLTHROUGH */
5718                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5719                 break;
5720
5721         case ASYNC_RIO32_2:
5722                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5723                 h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5724                 break;
5725
5726         case ASYNC_RIO16_5:
5727         case ASYNC_RIO16_4:
5728         case ASYNC_RIO16_3:
5729         case ASYNC_RIO16_2:
5730         case ASYNC_RIO16_1:
5731                 isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5732                 break;
5733         default:
5734                 isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5735                 break;
5736         }
5737
5738         if (h1 || h2) {
5739                 isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5740                 isp_fastpost_complete(isp, h1);
5741                 if (h2) {
5742                         isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5743                         isp_fastpost_complete(isp, h2);
5744                         if (isp->isp_fpcchiwater < 2) {
5745                                 isp->isp_fpcchiwater = 2;
5746                         }
5747                 } else {
5748                         if (isp->isp_fpcchiwater < 1) {
5749                                 isp->isp_fpcchiwater = 1;
5750                         }
5751                 }
5752         } else {
5753                 isp->isp_intoasync++;
5754         }
5755         return (acked);
5756 }
5757
5758 static int
5759 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5760 {
5761         fcparam *fcp;
5762         int acked = 0;
5763         uint16_t chan;
5764
5765         if (IS_DUALBUS(isp)) {
5766                 chan = ISP_READ(isp, OUTMAILBOX6);
5767         } else {
5768                 chan = 0;
5769         }
5770         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5771
5772         switch (mbox) {
5773         case ASYNC_SYSTEM_ERROR:
5774                 isp->isp_dead = 1;
5775                 isp->isp_state = ISP_CRASHED;
5776                 FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5777                 isp_change_fw_state(isp, chan, FW_CONFIG_WAIT);
5778                 /*
5779                  * Were we waiting for a mailbox command to complete?
5780                  * If so, it's dead, so wake up the waiter.
5781                  */
5782                 if (isp->isp_mboxbsy) {
5783                         isp->isp_obits = 1;
5784                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5785                         MBOX_NOTIFY_COMPLETE(isp);
5786                 }
5787                 /*
5788                  * It's up to the handler for isp_async to reinit stuff and
5789                  * restart the firmware
5790                  */
5791                 isp_async(isp, ISPASYNC_FW_CRASH);
5792                 acked = 1;
5793                 break;
5794
5795         case ASYNC_RQS_XFER_ERR:
5796                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5797                 break;
5798
5799         case ASYNC_RSP_XFER_ERR:
5800                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5801                 break;
5802
5803         case ASYNC_QWAKEUP:
5804 #ifdef  ISP_TARGET_MODE
5805                 if (IS_24XX(isp)) {
5806                         isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5807                         break;
5808                 }
5809 #endif
5810                 isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5811                 break;
5812
5813         case ASYNC_CMD_CMPLT:
5814                 isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5815                 if (isp->isp_fpcchiwater < 1) {
5816                         isp->isp_fpcchiwater = 1;
5817                 }
5818                 break;
5819
5820         case ASYNC_RIOZIO_STALL:
5821                 break;
5822
5823         case ASYNC_CTIO_DONE:
5824 #ifdef  ISP_TARGET_MODE
5825                 if (isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1), mbox)) {
5826                         acked = 1;
5827                 } else {
5828                         isp->isp_fphccmplt++;
5829                 }
5830 #else
5831                 isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5832 #endif
5833                 break;
5834         case ASYNC_LIP_ERROR:
5835         case ASYNC_LIP_NOS_OLS_RECV:
5836         case ASYNC_LIP_OCCURRED:
5837         case ASYNC_PTPMODE:
5838                 /*
5839                  * These are broadcast events that have to be sent across
5840                  * all active channels.
5841                  */
5842                 GET_NANOTIME(&isp->isp_init_time);
5843                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5844                         fcp = FCPARAM(isp, chan);
5845                         int topo = fcp->isp_topo;
5846
5847                         if (fcp->role == ISP_ROLE_NONE)
5848                                 continue;
5849                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5850                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5851                         ISP_SET_SENDMARKER(isp, chan, 1);
5852                         isp_async(isp, ISPASYNC_LIP, chan);
5853 #ifdef  ISP_TARGET_MODE
5854                         if (isp_target_async(isp, chan, mbox)) {
5855                                 acked = 1;
5856                         }
5857 #endif
5858                         /*
5859                          * We've had problems with data corruption occurring on
5860                          * commands that complete (with no apparent error) after
5861                          * we receive a LIP. This has been observed mostly on
5862                          * Local Loop topologies. To be safe, let's just mark
5863                          * all active initiator commands as dead.
5864                          */
5865                         if (topo == TOPO_NL_PORT || topo == TOPO_FL_PORT) {
5866                                 int i, j;
5867                                 for (i = j = 0; i < isp->isp_maxcmds; i++) {
5868                                         XS_T *xs;
5869                                         isp_hdl_t *hdp;
5870
5871                                         hdp = &isp->isp_xflist[i];
5872                                         if (ISP_H2HT(hdp->handle) != ISP_HANDLE_INITIATOR) {
5873                                                 continue;
5874                                         }
5875                                         xs = hdp->cmd;
5876                                         if (XS_CHANNEL(xs) != chan) {
5877                                                 continue;
5878                                         }
5879                                         j++;
5880                                         isp_prt(isp, ISP_LOG_WARN1,
5881                                             "%d.%d.%jx bus reset set at %s:%u",
5882                                             XS_CHANNEL(xs), XS_TGT(xs),
5883                                             (uintmax_t)XS_LUN(xs),
5884                                             __func__, __LINE__);
5885                                         XS_SETERR(xs, HBA_BUSRESET);
5886                                 }
5887                                 if (j) {
5888                                         isp_prt(isp, ISP_LOGERR, lipd, chan, j);
5889                                 }
5890                         }
5891                 }
5892                 break;
5893
5894         case ASYNC_LOOP_UP:
5895                 /*
5896                  * This is a broadcast event that has to be sent across
5897                  * all active channels.
5898                  */
5899                 GET_NANOTIME(&isp->isp_init_time);
5900                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5901                         fcp = FCPARAM(isp, chan);
5902                         if (fcp->role == ISP_ROLE_NONE)
5903                                 continue;
5904                         fcp->isp_linkstate = 1;
5905                         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5906                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5907                         ISP_SET_SENDMARKER(isp, chan, 1);
5908                         isp_async(isp, ISPASYNC_LOOP_UP, chan);
5909 #ifdef  ISP_TARGET_MODE
5910                         if (isp_target_async(isp, chan, mbox)) {
5911                                 acked = 1;
5912                         }
5913 #endif
5914                 }
5915                 break;
5916
5917         case ASYNC_LOOP_DOWN:
5918                 /*
5919                  * This is a broadcast event that has to be sent across
5920                  * all active channels.
5921                  */
5922                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5923                         fcp = FCPARAM(isp, chan);
5924                         if (fcp->role == ISP_ROLE_NONE)
5925                                 continue;
5926                         ISP_SET_SENDMARKER(isp, chan, 1);
5927                         fcp->isp_linkstate = 0;
5928                         fcp->isp_loopstate = LOOP_NIL;
5929                         isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5930 #ifdef  ISP_TARGET_MODE
5931                         if (isp_target_async(isp, chan, mbox)) {
5932                                 acked = 1;
5933                         }
5934 #endif
5935                 }
5936                 break;
5937
5938         case ASYNC_LOOP_RESET:
5939                 /*
5940                  * This is a broadcast event that has to be sent across
5941                  * all active channels.
5942                  */
5943                 GET_NANOTIME(&isp->isp_init_time);
5944                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5945                         fcp = FCPARAM(isp, chan);
5946                         if (fcp->role == ISP_ROLE_NONE)
5947                                 continue;
5948                         ISP_SET_SENDMARKER(isp, chan, 1);
5949                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5950                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5951                         isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5952 #ifdef  ISP_TARGET_MODE
5953                         if (isp_target_async(isp, chan, mbox)) {
5954                                 acked = 1;
5955                         }
5956 #endif
5957                 }
5958                 break;
5959
5960         case ASYNC_PDB_CHANGED:
5961         {
5962                 int echan, nphdl, nlstate, reason;
5963
5964                 if (IS_23XX(isp) || IS_24XX(isp)) {
5965                         nphdl = ISP_READ(isp, OUTMAILBOX1);
5966                         nlstate = ISP_READ(isp, OUTMAILBOX2);
5967                 } else {
5968                         nphdl = nlstate = 0xffff;
5969                 }
5970                 if (IS_24XX(isp))
5971                         reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5972                 else
5973                         reason = 0xff;
5974                 if (ISP_CAP_MULTI_ID(isp)) {
5975                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5976                         if (chan == 0xff || nphdl == NIL_HANDLE) {
5977                                 chan = 0;
5978                                 echan = isp->isp_nchan - 1;
5979                         } else if (chan >= isp->isp_nchan) {
5980                                 break;
5981                         } else {
5982                                 echan = chan;
5983                         }
5984                 } else {
5985                         chan = echan = 0;
5986                 }
5987                 for (; chan <= echan; chan++) {
5988                         fcp = FCPARAM(isp, chan);
5989                         if (fcp->role == ISP_ROLE_NONE)
5990                                 continue;
5991                         if (fcp->isp_loopstate > LOOP_LTEST_DONE) {
5992                                 if (nphdl != NIL_HANDLE &&
5993                                     nphdl == fcp->isp_login_hdl &&
5994                                     reason == PDB24XX_AE_OPN_2)
5995                                         continue;
5996                                 fcp->isp_loopstate = LOOP_LTEST_DONE;
5997                         } else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5998                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5999                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6000                             ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
6001                 }
6002                 break;
6003         }
6004         case ASYNC_CHANGE_NOTIFY:
6005         {
6006                 int portid;
6007
6008                 portid = ((ISP_READ(isp, OUTMAILBOX1) & 0xff) << 16) |
6009                     ISP_READ(isp, OUTMAILBOX2);
6010                 if (ISP_CAP_MULTI_ID(isp)) {
6011                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
6012                         if (chan >= isp->isp_nchan)
6013                                 break;
6014                 } else {
6015                         chan = 0;
6016                 }
6017                 fcp = FCPARAM(isp, chan);
6018                 if (fcp->role == ISP_ROLE_NONE)
6019                         break;
6020                 if (fcp->isp_loopstate > LOOP_LTEST_DONE)
6021                         fcp->isp_loopstate = LOOP_LTEST_DONE;
6022                 else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6023                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6024                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6025                     ISPASYNC_CHANGE_SNS, portid);
6026                 break;
6027         }
6028         case ASYNC_ERR_LOGGING_DISABLED:
6029                 isp_prt(isp, ISP_LOGWARN, "Error logging disabled (reason 0x%x)",
6030                     ISP_READ(isp, OUTMAILBOX1));
6031                 break;
6032         case ASYNC_CONNMODE:
6033                 /*
6034                  * This only applies to 2100 amd 2200 cards
6035                  */
6036                 if (!IS_2200(isp) && !IS_2100(isp)) {
6037                         isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
6038                         break;
6039                 }
6040                 chan = 0;
6041                 mbox = ISP_READ(isp, OUTMAILBOX1);
6042                 switch (mbox) {
6043                 case ISP_CONN_LOOP:
6044                         isp_prt(isp, ISP_LOGINFO,
6045                             "Point-to-Point -> Loop mode");
6046                         break;
6047                 case ISP_CONN_PTP:
6048                         isp_prt(isp, ISP_LOGINFO,
6049                             "Loop -> Point-to-Point mode");
6050                         break;
6051                 case ISP_CONN_BADLIP:
6052                         isp_prt(isp, ISP_LOGWARN,
6053                             "Point-to-Point -> Loop mode (BAD LIP)");
6054                         break;
6055                 case ISP_CONN_FATAL:
6056                         isp->isp_dead = 1;
6057                         isp->isp_state = ISP_CRASHED;
6058                         isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
6059                         isp_async(isp, ISPASYNC_FW_CRASH);
6060                         return (-1);
6061                 case ISP_CONN_LOOPBACK:
6062                         isp_prt(isp, ISP_LOGWARN,
6063                             "Looped Back in Point-to-Point mode");
6064                         break;
6065                 default:
6066                         isp_prt(isp, ISP_LOGWARN,
6067                             "Unknown connection mode (0x%x)", mbox);
6068                         break;
6069                 }
6070                 ISP_SET_SENDMARKER(isp, chan, 1);
6071                 FCPARAM(isp, chan)->isp_loopstate = LOOP_HAVE_LINK;
6072                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
6073                 break;
6074         case ASYNC_P2P_INIT_ERR:
6075                 isp_prt(isp, ISP_LOGWARN, "P2P init error (reason 0x%x)",
6076                     ISP_READ(isp, OUTMAILBOX1));
6077                 break;
6078         case ASYNC_RCV_ERR:
6079                 if (IS_24XX(isp)) {
6080                         isp_prt(isp, ISP_LOGWARN, "Receive Error");
6081                 } else {
6082                         isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
6083                 }
6084                 break;
6085         case ASYNC_RJT_SENT:    /* same as ASYNC_QFULL_SENT */
6086                 if (IS_24XX(isp)) {
6087                         isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
6088                         break;
6089                 } else {
6090                         isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
6091                         break;
6092                 }
6093         case ASYNC_FW_RESTART_COMPLETE:
6094                 isp_prt(isp, ISP_LOGDEBUG0, "FW restart complete");
6095                 break;
6096         case ASYNC_TEMPERATURE_ALERT:
6097                 isp_prt(isp, ISP_LOGERR, "Temperature alert (subcode 0x%x)",
6098                     ISP_READ(isp, OUTMAILBOX1));
6099                 break;
6100         case ASYNC_AUTOLOAD_FW_COMPLETE:
6101                 isp_prt(isp, ISP_LOGDEBUG0, "Autoload FW init complete");
6102                 break;
6103         case ASYNC_AUTOLOAD_FW_FAILURE:
6104                 isp_prt(isp, ISP_LOGERR, "Autoload FW init failure");
6105                 break;
6106         default:
6107                 isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
6108                 break;
6109         }
6110         if (mbox != ASYNC_CTIO_DONE && mbox != ASYNC_CMD_CMPLT) {
6111                 isp->isp_intoasync++;
6112         }
6113         return (acked);
6114 }
6115
6116 /*
6117  * Handle other response entries. A pointer to the request queue output
6118  * index is here in case we want to eat several entries at once, although
6119  * this is not used currently.
6120  */
6121
6122 static int
6123 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
6124 {
6125         isp_ridacq_t rid;
6126         int chan, c;
6127         uint32_t hdl, portid;
6128         void *ptr;
6129
6130         switch (type) {
6131         case RQSTYPE_STATUS_CONT:
6132                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
6133                 return (1);
6134         case RQSTYPE_MARKER:
6135                 isp_prt(isp, ISP_LOG_WARN1, "Marker Response");
6136                 return (1);
6137         case RQSTYPE_RPT_ID_ACQ:
6138                 isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
6139                 portid = (uint32_t)rid.ridacq_vp_port_hi << 16 |
6140                     rid.ridacq_vp_port_lo;
6141                 if (rid.ridacq_format == 0) {
6142                         GET_NANOTIME(&isp->isp_init_time);
6143                         for (chan = 0; chan < isp->isp_nchan; chan++) {
6144                                 fcparam *fcp = FCPARAM(isp, chan);
6145                                 if (fcp->role == ISP_ROLE_NONE)
6146                                         continue;
6147                                 c = (chan == 0) ? 127 : (chan - 1);
6148                                 if (rid.ridacq_map[c / 16] & (1 << (c % 16)) ||
6149                                     chan == 0) {
6150                                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6151                                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6152                                             chan, ISPASYNC_CHANGE_OTHER);
6153                                 } else {
6154                                         fcp->isp_loopstate = LOOP_NIL;
6155                                         isp_async(isp, ISPASYNC_LOOP_DOWN,
6156                                             chan);
6157                                 }
6158                         }
6159                 } else {
6160                         fcparam *fcp = FCPARAM(isp, rid.ridacq_vp_index);
6161                         if (rid.ridacq_vp_status == RIDACQ_STS_COMPLETE ||
6162                             rid.ridacq_vp_status == RIDACQ_STS_CHANGED) {
6163                                 fcp->isp_topo = (rid.ridacq_map[0] >> 9) & 0x7;
6164                                 fcp->isp_portid = portid;
6165                                 fcp->isp_loopstate = LOOP_HAVE_ADDR;
6166                                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6167                                     rid.ridacq_vp_index, ISPASYNC_CHANGE_OTHER);
6168                         } else {
6169                                 fcp->isp_loopstate = LOOP_NIL;
6170                                 isp_async(isp, ISPASYNC_LOOP_DOWN,
6171                                     rid.ridacq_vp_index);
6172                         }
6173                 }
6174                 return (1);
6175         case RQSTYPE_CT_PASSTHRU:
6176         case RQSTYPE_VP_MODIFY:
6177         case RQSTYPE_VP_CTRL:
6178         case RQSTYPE_LOGIN:
6179                 ISP_IOXGET_32(isp, (uint32_t *)(hp + 1), hdl);
6180                 ptr = isp_find_xs(isp, hdl);
6181                 if (ptr != NULL) {
6182                         isp_destroy_handle(isp, hdl);
6183                         memcpy(ptr, hp, QENTRY_LEN);
6184                         wakeup(ptr);
6185                 }
6186                 return (1);
6187         case RQSTYPE_ATIO:
6188         case RQSTYPE_CTIO:
6189         case RQSTYPE_ENABLE_LUN:
6190         case RQSTYPE_MODIFY_LUN:
6191         case RQSTYPE_NOTIFY:
6192         case RQSTYPE_NOTIFY_ACK:
6193         case RQSTYPE_CTIO1:
6194         case RQSTYPE_ATIO2:
6195         case RQSTYPE_CTIO2:
6196         case RQSTYPE_CTIO3:
6197         case RQSTYPE_CTIO7:
6198         case RQSTYPE_ABTS_RCVD:
6199         case RQSTYPE_ABTS_RSP:
6200                 isp->isp_rsltccmplt++;  /* count as a response completion */
6201 #ifdef  ISP_TARGET_MODE
6202                 if (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp)) {
6203                         return (1);
6204                 }
6205 #endif
6206                 /* FALLTHROUGH */
6207         case RQSTYPE_REQUEST:
6208         default:
6209                 ISP_DELAY(100);
6210                 if (type != isp_get_response_type(isp, hp)) {
6211                         /*
6212                          * This is questionable- we're just papering over
6213                          * something we've seen on SMP linux in target
6214                          * mode- we don't really know what's happening
6215                          * here that causes us to think we've gotten
6216                          * an entry, but that either the entry isn't
6217                          * filled out yet or our CPU read data is stale.
6218                          */
6219                         isp_prt(isp, ISP_LOGINFO,
6220                                 "unstable type in response queue");
6221                         return (-1);
6222                 }
6223                 isp_prt(isp, ISP_LOGWARN, "Unhandled Response Type 0x%x",
6224                     isp_get_response_type(isp, hp));
6225                 return (0);
6226         }
6227 }
6228
6229 static void
6230 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, long *rp)
6231 {
6232         switch (sp->req_completion_status & 0xff) {
6233         case RQCS_COMPLETE:
6234                 if (XS_NOERR(xs)) {
6235                         XS_SETERR(xs, HBA_NOERROR);
6236                 }
6237                 return;
6238
6239         case RQCS_INCOMPLETE:
6240                 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6241                         isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Selection Timeout @ %s:%d", __func__, __LINE__);
6242                         if (XS_NOERR(xs)) {
6243                                 XS_SETERR(xs, HBA_SELTIMEOUT);
6244                                 *rp = XS_XFRLEN(xs);
6245                         }
6246                         return;
6247                 }
6248                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6249                 break;
6250
6251         case RQCS_DMA_ERROR:
6252                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6253                 *rp = XS_XFRLEN(xs);
6254                 break;
6255
6256         case RQCS_TRANSPORT_ERROR:
6257         {
6258                 char buf[172];
6259                 ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6260                 if (sp->req_state_flags & RQSF_GOT_BUS) {
6261                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6262                 }
6263                 if (sp->req_state_flags & RQSF_GOT_TARGET) {
6264                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6265                 }
6266                 if (sp->req_state_flags & RQSF_SENT_CDB) {
6267                         ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6268                 }
6269                 if (sp->req_state_flags & RQSF_XFRD_DATA) {
6270                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6271                 }
6272                 if (sp->req_state_flags & RQSF_GOT_STATUS) {
6273                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6274                 }
6275                 if (sp->req_state_flags & RQSF_GOT_SENSE) {
6276                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6277                 }
6278                 if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6279                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6280                 }
6281                 ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6282                 if (sp->req_status_flags & RQSTF_DISCONNECT) {
6283                         ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6284                 }
6285                 if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6286                         ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6287                 }
6288                 if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6289                         ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6290                 }
6291                 if (sp->req_status_flags & RQSTF_BUS_RESET) {
6292                         ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6293                 }
6294                 if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6295                         ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6296                 }
6297                 if (sp->req_status_flags & RQSTF_ABORTED) {
6298                         ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6299                 }
6300                 if (sp->req_status_flags & RQSTF_TIMEOUT) {
6301                         ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6302                 }
6303                 if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6304                         ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6305                 }
6306                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6307                 *rp = XS_XFRLEN(xs);
6308                 break;
6309         }
6310         case RQCS_RESET_OCCURRED:
6311         {
6312                 int chan;
6313                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6314                 for (chan = 0; chan < isp->isp_nchan; chan++) {
6315                         FCPARAM(isp, chan)->sendmarker = 1;
6316                 }
6317                 if (XS_NOERR(xs)) {
6318                         XS_SETERR(xs, HBA_BUSRESET);
6319                 }
6320                 *rp = XS_XFRLEN(xs);
6321                 return;
6322         }
6323         case RQCS_ABORTED:
6324                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6325                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6326                 if (XS_NOERR(xs)) {
6327                         XS_SETERR(xs, HBA_ABORTED);
6328                 }
6329                 return;
6330
6331         case RQCS_TIMEOUT:
6332                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6333                 /*
6334                  * XXX: Check to see if we logged out of the device.
6335                  */
6336                 if (XS_NOERR(xs)) {
6337                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6338                 }
6339                 return;
6340
6341         case RQCS_DATA_OVERRUN:
6342                 XS_SET_RESID(xs, sp->req_resid);
6343                 isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6344                 if (XS_NOERR(xs)) {
6345                         XS_SETERR(xs, HBA_DATAOVR);
6346                 }
6347                 return;
6348
6349         case RQCS_COMMAND_OVERRUN:
6350                 isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6351                 break;
6352
6353         case RQCS_STATUS_OVERRUN:
6354                 isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6355                 break;
6356
6357         case RQCS_BAD_MESSAGE:
6358                 isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6359                 break;
6360
6361         case RQCS_NO_MESSAGE_OUT:
6362                 isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6363                 break;
6364
6365         case RQCS_EXT_ID_FAILED:
6366                 isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6367                 break;
6368
6369         case RQCS_IDE_MSG_FAILED:
6370                 isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6371                 break;
6372
6373         case RQCS_ABORT_MSG_FAILED:
6374                 isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6375                 break;
6376
6377         case RQCS_REJECT_MSG_FAILED:
6378                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6379                 break;
6380
6381         case RQCS_NOP_MSG_FAILED:
6382                 isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6383                 break;
6384
6385         case RQCS_PARITY_ERROR_MSG_FAILED:
6386                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6387                 break;
6388
6389         case RQCS_DEVICE_RESET_MSG_FAILED:
6390                 isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6391                 break;
6392
6393         case RQCS_ID_MSG_FAILED:
6394                 isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6395                 break;
6396
6397         case RQCS_UNEXP_BUS_FREE:
6398                 isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6399                 break;
6400
6401         case RQCS_DATA_UNDERRUN:
6402         {
6403                 if (IS_FC(isp)) {
6404                         int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6405                         if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6406                                 isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6407                                 if (XS_NOERR(xs)) {
6408                                         XS_SETERR(xs, HBA_BOTCH);
6409                                 }
6410                                 return;
6411                         }
6412                 }
6413                 XS_SET_RESID(xs, sp->req_resid);
6414                 if (XS_NOERR(xs)) {
6415                         XS_SETERR(xs, HBA_NOERROR);
6416                 }
6417                 return;
6418         }
6419
6420         case RQCS_XACT_ERR1:
6421                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6422                 break;
6423
6424         case RQCS_XACT_ERR2:
6425                 isp_xs_prt(isp, xs, ISP_LOGERR,
6426                     "HBA attempted queued transaction to target routine %jx",
6427                     (uintmax_t)XS_LUN(xs));
6428                 break;
6429
6430         case RQCS_XACT_ERR3:
6431                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6432                 break;
6433
6434         case RQCS_BAD_ENTRY:
6435                 isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6436                 break;
6437
6438         case RQCS_QUEUE_FULL:
6439                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "internal queues full status 0x%x", *XS_STSP(xs));
6440
6441                 /*
6442                  * If QFULL or some other status byte is set, then this
6443                  * isn't an error, per se.
6444                  *
6445                  * Unfortunately, some QLogic f/w writers have, in
6446                  * some cases, omitted to *set* status to QFULL.
6447                  */
6448 #if     0
6449                 if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6450                         XS_SETERR(xs, HBA_NOERROR);
6451                         return;
6452                 }
6453
6454 #endif
6455                 *XS_STSP(xs) = SCSI_QFULL;
6456                 XS_SETERR(xs, HBA_NOERROR);
6457                 return;
6458
6459         case RQCS_PHASE_SKIPPED:
6460                 isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6461                 break;
6462
6463         case RQCS_ARQS_FAILED:
6464                 isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6465                 if (XS_NOERR(xs)) {
6466                         XS_SETERR(xs, HBA_ARQFAIL);
6467                 }
6468                 return;
6469
6470         case RQCS_WIDE_FAILED:
6471                 isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6472                 if (IS_SCSI(isp)) {
6473                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6474                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6475                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6476                         sdp->update = 1;
6477                 }
6478                 if (XS_NOERR(xs)) {
6479                         XS_SETERR(xs, HBA_NOERROR);
6480                 }
6481                 return;
6482
6483         case RQCS_SYNCXFER_FAILED:
6484                 isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6485                 if (IS_SCSI(isp)) {
6486                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6487                         sdp += XS_CHANNEL(xs);
6488                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6489                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6490                         sdp->update = 1;
6491                 }
6492                 break;
6493
6494         case RQCS_LVD_BUSERR:
6495                 isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6496                 break;
6497
6498         case RQCS_PORT_UNAVAILABLE:
6499                 /*
6500                  * No such port on the loop. Moral equivalent of SELTIMEO
6501                  */
6502         case RQCS_PORT_LOGGED_OUT:
6503         {
6504                 const char *reason;
6505                 uint8_t sts = sp->req_completion_status & 0xff;
6506                 fcparam *fcp = FCPARAM(isp, 0);
6507                 fcportdb_t *lp;
6508
6509                 /*
6510                  * It was there (maybe)- treat as a selection timeout.
6511                  */
6512                 if (sts == RQCS_PORT_UNAVAILABLE) {
6513                         reason = "unavailable";
6514                 } else {
6515                         reason = "logout";
6516                 }
6517
6518                 isp_prt(isp, ISP_LOGINFO, "port %s for target %d", reason, XS_TGT(xs));
6519
6520                 /*
6521                  * If we're on a local loop, force a LIP (which is overkill)
6522                  * to force a re-login of this unit. If we're on fabric,
6523                  * then we'll have to log in again as a matter of course.
6524                  */
6525                 if (fcp->isp_topo == TOPO_NL_PORT ||
6526                     fcp->isp_topo == TOPO_FL_PORT) {
6527                         mbreg_t mbs;
6528                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
6529                         if (ISP_CAP_2KLOGIN(isp)) {
6530                                 mbs.ibits = (1 << 10);
6531                         }
6532                         isp_mboxcmd_qnw(isp, &mbs, 1);
6533                 }
6534                 if (XS_NOERR(xs)) {
6535                         lp = &fcp->portdb[XS_TGT(xs)];
6536                         if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
6537                                 *XS_STSP(xs) = SCSI_BUSY;
6538                                 XS_SETERR(xs, HBA_TGTBSY);
6539                         } else
6540                                 XS_SETERR(xs, HBA_SELTIMEOUT);
6541                 }
6542                 return;
6543         }
6544         case RQCS_PORT_CHANGED:
6545                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d", XS_TGT(xs));
6546                 if (XS_NOERR(xs)) {
6547                         XS_SETERR(xs, HBA_SELTIMEOUT);
6548                 }
6549                 return;
6550
6551         case RQCS_PORT_BUSY:
6552                 isp_prt(isp, ISP_LOGWARN, "port busy for target %d", XS_TGT(xs));
6553                 if (XS_NOERR(xs)) {
6554                         *XS_STSP(xs) = SCSI_BUSY;
6555                         XS_SETERR(xs, HBA_TGTBSY);
6556                 }
6557                 return;
6558
6559         default:
6560                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x", sp->req_completion_status);
6561                 break;
6562         }
6563         if (XS_NOERR(xs)) {
6564                 XS_SETERR(xs, HBA_BOTCH);
6565         }
6566 }
6567
6568 static void
6569 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, long *rp)
6570 {
6571         int ru_marked, sv_marked;
6572         int chan = XS_CHANNEL(xs);
6573
6574         switch (sp->req_completion_status) {
6575         case RQCS_COMPLETE:
6576                 if (XS_NOERR(xs)) {
6577                         XS_SETERR(xs, HBA_NOERROR);
6578                 }
6579                 return;
6580
6581         case RQCS_DMA_ERROR:
6582                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6583                 break;
6584
6585         case RQCS_TRANSPORT_ERROR:
6586                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6587                 break;
6588
6589         case RQCS_RESET_OCCURRED:
6590                 isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6591                 FCPARAM(isp, chan)->sendmarker = 1;
6592                 if (XS_NOERR(xs)) {
6593                         XS_SETERR(xs, HBA_BUSRESET);
6594                 }
6595                 return;
6596
6597         case RQCS_ABORTED:
6598                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6599                 FCPARAM(isp, chan)->sendmarker = 1;
6600                 if (XS_NOERR(xs)) {
6601                         XS_SETERR(xs, HBA_ABORTED);
6602                 }
6603                 return;
6604
6605         case RQCS_TIMEOUT:
6606                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6607                 if (XS_NOERR(xs)) {
6608                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6609                 }
6610                 return;
6611
6612         case RQCS_DATA_OVERRUN:
6613                 XS_SET_RESID(xs, sp->req_resid);
6614                 isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6615                 if (XS_NOERR(xs)) {
6616                         XS_SETERR(xs, HBA_DATAOVR);
6617                 }
6618                 return;
6619
6620         case RQCS_24XX_DRE:     /* data reassembly error */
6621                 isp_prt(isp, ISP_LOGERR, "Chan %d data reassembly error for target %d", chan, XS_TGT(xs));
6622                 if (XS_NOERR(xs)) {
6623                         XS_SETERR(xs, HBA_ABORTED);
6624                 }
6625                 *rp = XS_XFRLEN(xs);
6626                 return;
6627
6628         case RQCS_24XX_TABORT:  /* aborted by target */
6629                 isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS", chan, XS_TGT(xs));
6630                 if (XS_NOERR(xs)) {
6631                         XS_SETERR(xs, HBA_ABORTED);
6632                 }
6633                 return;
6634
6635         case RQCS_DATA_UNDERRUN:
6636                 ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6637                 /*
6638                  * We can get an underrun w/o things being marked
6639                  * if we got a non-zero status.
6640                  */
6641                 sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6642                 if ((ru_marked == 0 && sv_marked == 0) ||
6643                     (sp->req_resid > XS_XFRLEN(xs))) {
6644                         isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6645                         if (XS_NOERR(xs)) {
6646                                 XS_SETERR(xs, HBA_BOTCH);
6647                         }
6648                         return;
6649                 }
6650                 XS_SET_RESID(xs, sp->req_resid);
6651                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6652                 if (XS_NOERR(xs)) {
6653                         XS_SETERR(xs, HBA_NOERROR);
6654                 }
6655                 return;
6656
6657         case RQCS_PORT_UNAVAILABLE:
6658                 /*
6659                  * No such port on the loop. Moral equivalent of SELTIMEO
6660                  */
6661         case RQCS_PORT_LOGGED_OUT:
6662         {
6663                 const char *reason;
6664                 uint8_t sts = sp->req_completion_status & 0xff;
6665                 fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
6666                 fcportdb_t *lp;
6667
6668                 /*
6669                  * It was there (maybe)- treat as a selection timeout.
6670                  */
6671                 if (sts == RQCS_PORT_UNAVAILABLE) {
6672                         reason = "unavailable";
6673                 } else {
6674                         reason = "logout";
6675                 }
6676
6677                 isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6678                     chan, reason, XS_TGT(xs));
6679
6680                 /*
6681                  * There is no MBOX_INIT_LIP for the 24XX.
6682                  */
6683                 if (XS_NOERR(xs)) {
6684                         lp = &fcp->portdb[XS_TGT(xs)];
6685                         if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
6686                                 *XS_STSP(xs) = SCSI_BUSY;
6687                                 XS_SETERR(xs, HBA_TGTBSY);
6688                         } else
6689                                 XS_SETERR(xs, HBA_SELTIMEOUT);
6690                 }
6691                 return;
6692         }
6693         case RQCS_PORT_CHANGED:
6694                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d chan %d", XS_TGT(xs), chan);
6695                 if (XS_NOERR(xs)) {
6696                         XS_SETERR(xs, HBA_SELTIMEOUT);
6697                 }
6698                 return;
6699
6700
6701         case RQCS_24XX_ENOMEM:  /* f/w resource unavailable */
6702                 isp_prt(isp, ISP_LOGWARN, "f/w resource unavailable for target %d chan %d", XS_TGT(xs), chan);
6703                 if (XS_NOERR(xs)) {
6704                         *XS_STSP(xs) = SCSI_BUSY;
6705                         XS_SETERR(xs, HBA_TGTBSY);
6706                 }
6707                 return;
6708
6709         case RQCS_24XX_TMO:     /* task management overrun */
6710                 isp_prt(isp, ISP_LOGWARN, "command for target %d overlapped task management for chan %d", XS_TGT(xs), chan);
6711                 if (XS_NOERR(xs)) {
6712                         *XS_STSP(xs) = SCSI_BUSY;
6713                         XS_SETERR(xs, HBA_TGTBSY);
6714                 }
6715                 return;
6716
6717         default:
6718                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x on chan %d", sp->req_completion_status, chan);
6719                 break;
6720         }
6721         if (XS_NOERR(xs)) {
6722                 XS_SETERR(xs, HBA_BOTCH);
6723         }
6724 }
6725
6726 static void
6727 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6728 {
6729         XS_T *xs;
6730
6731         if (fph == 0) {
6732                 return;
6733         }
6734         xs = isp_find_xs(isp, fph);
6735         if (xs == NULL) {
6736                 isp_prt(isp, ISP_LOGWARN,
6737                     "Command for fast post handle 0x%x not found", fph);
6738                 return;
6739         }
6740         isp_destroy_handle(isp, fph);
6741
6742         /*
6743          * Since we don't have a result queue entry item,
6744          * we must believe that SCSI status is zero and
6745          * that all data transferred.
6746          */
6747         XS_SET_RESID(xs, 0);
6748         *XS_STSP(xs) = SCSI_GOOD;
6749         if (XS_XFRLEN(xs)) {
6750                 ISP_DMAFREE(isp, xs, fph);
6751         }
6752         if (isp->isp_nactive) {
6753                 isp->isp_nactive--;
6754         }
6755         isp->isp_fphccmplt++;
6756         isp_done(xs);
6757 }
6758
6759 static int
6760 isp_mbox_continue(ispsoftc_t *isp)
6761 {
6762         mbreg_t mbs;
6763         uint16_t *ptr;
6764         uint32_t offset;
6765
6766         switch (isp->isp_lastmbxcmd) {
6767         case MBOX_WRITE_RAM_WORD:
6768         case MBOX_READ_RAM_WORD:
6769         case MBOX_WRITE_RAM_WORD_EXTENDED:
6770         case MBOX_READ_RAM_WORD_EXTENDED:
6771                 break;
6772         default:
6773                 return (1);
6774         }
6775         if (isp->isp_mboxtmp[0] != MBOX_COMMAND_COMPLETE) {
6776                 isp->isp_mbxwrk0 = 0;
6777                 return (-1);
6778         }
6779
6780         /*
6781          * Clear the previous interrupt.
6782          */
6783         if (IS_24XX(isp)) {
6784                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
6785         } else {
6786                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
6787                 ISP_WRITE(isp, BIU_SEMA, 0);
6788         }
6789
6790         /*
6791          * Continue with next word.
6792          */
6793         ISP_MEMZERO(&mbs, sizeof (mbs));
6794         ptr = isp->isp_mbxworkp;
6795         switch (isp->isp_lastmbxcmd) {
6796         case MBOX_WRITE_RAM_WORD:
6797                 mbs.param[1] = isp->isp_mbxwrk1++;
6798                 mbs.param[2] = *ptr++;
6799                 break;
6800         case MBOX_READ_RAM_WORD:
6801                 *ptr++ = isp->isp_mboxtmp[2];
6802                 mbs.param[1] = isp->isp_mbxwrk1++;
6803                 break;
6804         case MBOX_WRITE_RAM_WORD_EXTENDED:
6805                 if (IS_24XX(isp)) {
6806                         uint32_t *lptr = (uint32_t *)ptr;
6807                         mbs.param[2] = lptr[0];
6808                         mbs.param[3] = lptr[0] >> 16;
6809                         lptr++;
6810                         ptr = (uint16_t *)lptr;
6811                 } else {
6812                         mbs.param[2] = *ptr++;
6813                 }
6814                 offset = isp->isp_mbxwrk1;
6815                 offset |= isp->isp_mbxwrk8 << 16;
6816                 mbs.param[1] = offset;
6817                 mbs.param[8] = offset >> 16;
6818                 offset++;
6819                 isp->isp_mbxwrk1 = offset;
6820                 isp->isp_mbxwrk8 = offset >> 16;
6821                 break;
6822         case MBOX_READ_RAM_WORD_EXTENDED:
6823                 if (IS_24XX(isp)) {
6824                         uint32_t *lptr = (uint32_t *)ptr;
6825                         uint32_t val = isp->isp_mboxtmp[2];
6826                         val |= (isp->isp_mboxtmp[3]) << 16;
6827                         *lptr++ = val;
6828                         ptr = (uint16_t *)lptr;
6829                 } else {
6830                         *ptr++ = isp->isp_mboxtmp[2];
6831                 }
6832                 offset = isp->isp_mbxwrk1;
6833                 offset |= isp->isp_mbxwrk8 << 16;
6834                 mbs.param[1] = offset;
6835                 mbs.param[8] = offset >> 16;
6836                 offset++;
6837                 isp->isp_mbxwrk1 = offset;
6838                 isp->isp_mbxwrk8 = offset >> 16;
6839                 break;
6840         }
6841         isp->isp_mbxworkp = ptr;
6842         isp->isp_mbxwrk0--;
6843         mbs.param[0] = isp->isp_lastmbxcmd;
6844         mbs.logval = MBLOGALL;
6845         isp_mboxcmd_qnw(isp, &mbs, 0);
6846         return (0);
6847 }
6848
6849 #define ISP_SCSI_IBITS(op)              (mbpscsi[((op)<<1)])
6850 #define ISP_SCSI_OBITS(op)              (mbpscsi[((op)<<1) + 1])
6851 #define ISP_SCSI_OPMAP(in, out)         in, out
6852 static const uint8_t mbpscsi[] = {
6853         ISP_SCSI_OPMAP(0x01, 0x01),     /* 0x00: MBOX_NO_OP */
6854         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x01: MBOX_LOAD_RAM */
6855         ISP_SCSI_OPMAP(0x03, 0x01),     /* 0x02: MBOX_EXEC_FIRMWARE */
6856         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x03: MBOX_DUMP_RAM */
6857         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x04: MBOX_WRITE_RAM_WORD */
6858         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x05: MBOX_READ_RAM_WORD */
6859         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x06: MBOX_MAILBOX_REG_TEST */
6860         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x07: MBOX_VERIFY_CHECKSUM   */
6861         ISP_SCSI_OPMAP(0x01, 0x0f),     /* 0x08: MBOX_ABOUT_FIRMWARE */
6862         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x09: */
6863         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0a: */
6864         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0b: */
6865         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0c: */
6866         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0d: */
6867         ISP_SCSI_OPMAP(0x01, 0x05),     /* 0x0e: MBOX_CHECK_FIRMWARE */
6868         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0f: */
6869         ISP_SCSI_OPMAP(0x1f, 0x1f),     /* 0x10: MBOX_INIT_REQ_QUEUE */
6870         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x11: MBOX_INIT_RES_QUEUE */
6871         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x12: MBOX_EXECUTE_IOCB */
6872         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x13: MBOX_WAKE_UP   */
6873         ISP_SCSI_OPMAP(0x01, 0x3f),     /* 0x14: MBOX_STOP_FIRMWARE */
6874         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x15: MBOX_ABORT */
6875         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x16: MBOX_ABORT_DEVICE */
6876         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x17: MBOX_ABORT_TARGET */
6877         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x18: MBOX_BUS_RESET */
6878         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x19: MBOX_STOP_QUEUE */
6879         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1a: MBOX_START_QUEUE */
6880         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6881         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1c: MBOX_ABORT_QUEUE */
6882         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6883         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x1e: */
6884         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6885         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x20: MBOX_GET_INIT_SCSI_ID */
6886         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x21: MBOX_GET_SELECT_TIMEOUT */
6887         ISP_SCSI_OPMAP(0x01, 0xc7),     /* 0x22: MBOX_GET_RETRY_COUNT   */
6888         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6889         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x24: MBOX_GET_CLOCK_RATE */
6890         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x25: MBOX_GET_ACT_NEG_STATE */
6891         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6892         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x27: MBOX_GET_PCI_PARAMS */
6893         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x28: MBOX_GET_TARGET_PARAMS */
6894         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6895         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6896         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2b: */
6897         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2c: */
6898         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2d: */
6899         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2e: */
6900         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2f: */
6901         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x30: MBOX_SET_INIT_SCSI_ID */
6902         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x31: MBOX_SET_SELECT_TIMEOUT */
6903         ISP_SCSI_OPMAP(0xc7, 0xc7),     /* 0x32: MBOX_SET_RETRY_COUNT   */
6904         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6905         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x34: MBOX_SET_CLOCK_RATE */
6906         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x35: MBOX_SET_ACT_NEG_STATE */
6907         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6908         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6909         ISP_SCSI_OPMAP(0x4f, 0x4f),     /* 0x38: MBOX_SET_TARGET_PARAMS */
6910         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6911         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6912         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3b: */
6913         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3c: */
6914         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3d: */
6915         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3e: */
6916         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3f: */
6917         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6918         ISP_SCSI_OPMAP(0x3f, 0x01),     /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6919         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x42: MBOX_EXEC_BIOS_IOCB */
6920         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x43: */
6921         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x44: */
6922         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x45: SET SYSTEM PARAMETER */
6923         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x46: GET SYSTEM PARAMETER */
6924         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x47: */
6925         ISP_SCSI_OPMAP(0x01, 0xcf),     /* 0x48: GET SCAM CONFIGURATION */
6926         ISP_SCSI_OPMAP(0xcf, 0xcf),     /* 0x49: SET SCAM CONFIGURATION */
6927         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6928         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6929         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4c: */
6930         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4d: */
6931         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4e: */
6932         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4f: */
6933         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x50: LOAD RAM A64 */
6934         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x51: DUMP RAM A64 */
6935         ISP_SCSI_OPMAP(0xdf, 0xff),     /* 0x52: INITIALIZE REQUEST QUEUE A64 */
6936         ISP_SCSI_OPMAP(0xef, 0xff),     /* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6937         ISP_SCSI_OPMAP(0xcf, 0x01),     /* 0x54: EXECUCUTE COMMAND IOCB A64 */
6938         ISP_SCSI_OPMAP(0x07, 0x01),     /* 0x55: ENABLE TARGET MODE */
6939         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x56: GET TARGET STATUS */
6940         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x57: */
6941         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x58: */
6942         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x59: */
6943         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6944         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6945         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x5c: SET HOST DATA */
6946         ISP_SCSI_OPMAP(0x01, 0x01)      /* 0x5d: GET NOST DATA */
6947 };
6948 #define MAX_SCSI_OPCODE 0x5d
6949
6950 static const char *scsi_mbcmd_names[] = {
6951         "NO-OP",
6952         "LOAD RAM",
6953         "EXEC FIRMWARE",
6954         "DUMP RAM",
6955         "WRITE RAM WORD",
6956         "READ RAM WORD",
6957         "MAILBOX REG TEST",
6958         "VERIFY CHECKSUM",
6959         "ABOUT FIRMWARE",
6960         NULL,
6961         NULL,
6962         NULL,
6963         NULL,
6964         NULL,
6965         "CHECK FIRMWARE",
6966         NULL,
6967         "INIT REQUEST QUEUE",
6968         "INIT RESULT QUEUE",
6969         "EXECUTE IOCB",
6970         "WAKE UP",
6971         "STOP FIRMWARE",
6972         "ABORT",
6973         "ABORT DEVICE",
6974         "ABORT TARGET",
6975         "BUS RESET",
6976         "STOP QUEUE",
6977         "START QUEUE",
6978         "SINGLE STEP QUEUE",
6979         "ABORT QUEUE",
6980         "GET DEV QUEUE STATUS",
6981         NULL,
6982         "GET FIRMWARE STATUS",
6983         "GET INIT SCSI ID",
6984         "GET SELECT TIMEOUT",
6985         "GET RETRY COUNT",
6986         "GET TAG AGE LIMIT",
6987         "GET CLOCK RATE",
6988         "GET ACT NEG STATE",
6989         "GET ASYNC DATA SETUP TIME",
6990         "GET PCI PARAMS",
6991         "GET TARGET PARAMS",
6992         "GET DEV QUEUE PARAMS",
6993         "GET RESET DELAY PARAMS",
6994         NULL,
6995         NULL,
6996         NULL,
6997         NULL,
6998         NULL,
6999         "SET INIT SCSI ID",
7000         "SET SELECT TIMEOUT",
7001         "SET RETRY COUNT",
7002         "SET TAG AGE LIMIT",
7003         "SET CLOCK RATE",
7004         "SET ACT NEG STATE",
7005         "SET ASYNC DATA SETUP TIME",
7006         "SET PCI CONTROL PARAMS",
7007         "SET TARGET PARAMS",
7008         "SET DEV QUEUE PARAMS",
7009         "SET RESET DELAY PARAMS",
7010         NULL,
7011         NULL,
7012         NULL,
7013         NULL,
7014         NULL,
7015         "RETURN BIOS BLOCK ADDR",
7016         "WRITE FOUR RAM WORDS",
7017         "EXEC BIOS IOCB",
7018         NULL,
7019         NULL,
7020         "SET SYSTEM PARAMETER",
7021         "GET SYSTEM PARAMETER",
7022         NULL,
7023         "GET SCAM CONFIGURATION",
7024         "SET SCAM CONFIGURATION",
7025         "SET FIRMWARE FEATURES",
7026         "GET FIRMWARE FEATURES",
7027         NULL,
7028         NULL,
7029         NULL,
7030         NULL,
7031         "LOAD RAM A64",
7032         "DUMP RAM A64",
7033         "INITIALIZE REQUEST QUEUE A64",
7034         "INITIALIZE RESPONSE QUEUE A64",
7035         "EXECUTE IOCB A64",
7036         "ENABLE TARGET MODE",
7037         "GET TARGET MODE STATE",
7038         NULL,
7039         NULL,
7040         NULL,
7041         "SET DATA OVERRUN RECOVERY MODE",
7042         "GET DATA OVERRUN RECOVERY MODE",
7043         "SET HOST DATA",
7044         "GET NOST DATA",
7045 };
7046
7047 #define ISP_FC_IBITS(op)        ((mbpfc[((op)<<3) + 0] << 24) | (mbpfc[((op)<<3) + 1] << 16) | (mbpfc[((op)<<3) + 2] << 8) | (mbpfc[((op)<<3) + 3]))
7048 #define ISP_FC_OBITS(op)        ((mbpfc[((op)<<3) + 4] << 24) | (mbpfc[((op)<<3) + 5] << 16) | (mbpfc[((op)<<3) + 6] << 8) | (mbpfc[((op)<<3) + 7]))
7049
7050 #define ISP_FC_OPMAP(in0, out0)                                                   0,   0,   0, in0,    0,    0,    0, out0
7051 #define ISP_FC_OPMAP_HALF(in1, in0, out1, out0)                                   0,   0, in1, in0,    0,    0, out1, out0
7052 #define ISP_FC_OPMAP_FULL(in3, in2, in1, in0, out3, out2, out1, out0)           in3, in2, in1, in0, out3, out2, out1, out0
7053 static const uint32_t mbpfc[] = {
7054         ISP_FC_OPMAP(0x01, 0x01),       /* 0x00: MBOX_NO_OP */
7055         ISP_FC_OPMAP(0x1f, 0x01),       /* 0x01: MBOX_LOAD_RAM */
7056         ISP_FC_OPMAP_HALF(0x07, 0xff, 0x00, 0x03),      /* 0x02: MBOX_EXEC_FIRMWARE */
7057         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x03: MBOX_DUMP_RAM */
7058         ISP_FC_OPMAP(0x07, 0x07),       /* 0x04: MBOX_WRITE_RAM_WORD */
7059         ISP_FC_OPMAP(0x03, 0x07),       /* 0x05: MBOX_READ_RAM_WORD */
7060         ISP_FC_OPMAP_FULL(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff),      /* 0x06: MBOX_MAILBOX_REG_TEST */
7061         ISP_FC_OPMAP(0x07, 0x07),       /* 0x07: MBOX_VERIFY_CHECKSUM   */
7062         ISP_FC_OPMAP_FULL(0x0, 0x0, 0x0, 0x01, 0x0, 0x3, 0x80, 0x7f),   /* 0x08: MBOX_ABOUT_FIRMWARE */
7063         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x09: MBOX_LOAD_RISC_RAM_2100 */
7064         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x0a: DUMP RAM */
7065         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x01),        /* 0x0b: MBOX_LOAD_RISC_RAM */
7066         ISP_FC_OPMAP(0x00, 0x00),       /* 0x0c: */
7067         ISP_FC_OPMAP_HALF(0x1, 0x0f, 0x0, 0x01),        /* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
7068         ISP_FC_OPMAP(0x01, 0x05),       /* 0x0e: MBOX_CHECK_FIRMWARE */
7069         ISP_FC_OPMAP_HALF(0x1, 0x03, 0x0, 0x0d),        /* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
7070         ISP_FC_OPMAP(0x1f, 0x11),       /* 0x10: MBOX_INIT_REQ_QUEUE */
7071         ISP_FC_OPMAP(0x2f, 0x21),       /* 0x11: MBOX_INIT_RES_QUEUE */
7072         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x12: MBOX_EXECUTE_IOCB */
7073         ISP_FC_OPMAP(0x03, 0x03),       /* 0x13: MBOX_WAKE_UP   */
7074         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x03),        /* 0x14: MBOX_STOP_FIRMWARE */
7075         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x15: MBOX_ABORT */
7076         ISP_FC_OPMAP(0x07, 0x01),       /* 0x16: MBOX_ABORT_DEVICE */
7077         ISP_FC_OPMAP(0x07, 0x01),       /* 0x17: MBOX_ABORT_TARGET */
7078         ISP_FC_OPMAP(0x03, 0x03),       /* 0x18: MBOX_BUS_RESET */
7079         ISP_FC_OPMAP(0x07, 0x05),       /* 0x19: MBOX_STOP_QUEUE */
7080         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1a: MBOX_START_QUEUE */
7081         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
7082         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1c: MBOX_ABORT_QUEUE */
7083         ISP_FC_OPMAP(0x07, 0x03),       /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
7084         ISP_FC_OPMAP(0x00, 0x00),       /* 0x1e: */
7085         ISP_FC_OPMAP(0x01, 0x07),       /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
7086         ISP_FC_OPMAP_HALF(0x2, 0x01, 0x7e, 0xcf),       /* 0x20: MBOX_GET_LOOP_ID */
7087         ISP_FC_OPMAP(0x00, 0x00),       /* 0x21: */
7088         ISP_FC_OPMAP(0x03, 0x4b),       /* 0x22: MBOX_GET_TIMEOUT_PARAMS */
7089         ISP_FC_OPMAP(0x00, 0x00),       /* 0x23: */
7090         ISP_FC_OPMAP(0x00, 0x00),       /* 0x24: */
7091         ISP_FC_OPMAP(0x00, 0x00),       /* 0x25: */
7092         ISP_FC_OPMAP(0x00, 0x00),       /* 0x26: */
7093         ISP_FC_OPMAP(0x00, 0x00),       /* 0x27: */
7094         ISP_FC_OPMAP(0x01, 0x03),       /* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
7095         ISP_FC_OPMAP(0x03, 0x07),       /* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
7096         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2a: */
7097         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2b: */
7098         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2c: */
7099         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2d: */
7100         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2e: */
7101         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2f: */
7102         ISP_FC_OPMAP(0x00, 0x00),       /* 0x30: */
7103         ISP_FC_OPMAP(0x00, 0x00),       /* 0x31: */
7104         ISP_FC_OPMAP(0x4b, 0x4b),       /* 0x32: MBOX_SET_TIMEOUT_PARAMS */
7105         ISP_FC_OPMAP(0x00, 0x00),       /* 0x33: */
7106         ISP_FC_OPMAP(0x00, 0x00),       /* 0x34: */
7107         ISP_FC_OPMAP(0x00, 0x00),       /* 0x35: */
7108         ISP_FC_OPMAP(0x00, 0x00),       /* 0x36: */
7109         ISP_FC_OPMAP(0x00, 0x00),       /* 0x37: */
7110         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
7111         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
7112         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3a: */
7113         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3b: */
7114         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3c: */
7115         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3d: */
7116         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3e: */
7117         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3f: */
7118         ISP_FC_OPMAP(0x03, 0x01),       /* 0x40: MBOX_LOOP_PORT_BYPASS */
7119         ISP_FC_OPMAP(0x03, 0x01),       /* 0x41: MBOX_LOOP_PORT_ENABLE */
7120         ISP_FC_OPMAP_HALF(0x0, 0x01, 0x1f, 0xcf),       /* 0x42: MBOX_GET_RESOURCE_COUNT */
7121         ISP_FC_OPMAP(0x01, 0x01),       /* 0x43: MBOX_REQUEST_OFFLINE_MODE */
7122         ISP_FC_OPMAP(0x00, 0x00),       /* 0x44: */
7123         ISP_FC_OPMAP(0x00, 0x00),       /* 0x45: */
7124         ISP_FC_OPMAP(0x00, 0x00),       /* 0x46: */
7125         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x47: GET PORT_DATABASE ENHANCED */
7126         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
7127         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x49: MBOX_GET_VP_DATABASE */
7128         ISP_FC_OPMAP_HALF(0x2, 0xcd, 0x0, 0x01),        /* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
7129         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4b: */
7130         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4c: */
7131         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4d: */
7132         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4e: */
7133         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4f: */
7134         ISP_FC_OPMAP(0x00, 0x00),       /* 0x50: */
7135         ISP_FC_OPMAP(0x00, 0x00),       /* 0x51: */
7136         ISP_FC_OPMAP(0x00, 0x00),       /* 0x52: */
7137         ISP_FC_OPMAP(0x00, 0x00),       /* 0x53: */
7138         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x54: EXECUTE IOCB A64 */
7139         ISP_FC_OPMAP(0x00, 0x00),       /* 0x55: */
7140         ISP_FC_OPMAP(0x00, 0x00),       /* 0x56: */
7141         ISP_FC_OPMAP(0x00, 0x00),       /* 0x57: */
7142         ISP_FC_OPMAP(0x00, 0x00),       /* 0x58: */
7143         ISP_FC_OPMAP(0x00, 0x00),       /* 0x59: */
7144         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5a: */
7145         ISP_FC_OPMAP(0x03, 0x01),       /* 0x5b: MBOX_DRIVER_HEARTBEAT */
7146         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x5c: MBOX_FW_HEARTBEAT */
7147         ISP_FC_OPMAP(0x07, 0x1f),       /* 0x5d: MBOX_GET_SET_DATA_RATE */
7148         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5e: */
7149         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5f: */
7150         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x60: MBOX_INIT_FIRMWARE */
7151         ISP_FC_OPMAP(0x00, 0x00),       /* 0x61: */
7152         ISP_FC_OPMAP(0x01, 0x01),       /* 0x62: MBOX_INIT_LIP */
7153         ISP_FC_OPMAP(0xcd, 0x03),       /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
7154         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x64: MBOX_GET_PORT_DB */
7155         ISP_FC_OPMAP(0x07, 0x01),       /* 0x65: MBOX_CLEAR_ACA */
7156         ISP_FC_OPMAP(0x07, 0x01),       /* 0x66: MBOX_TARGET_RESET */
7157         ISP_FC_OPMAP(0x07, 0x01),       /* 0x67: MBOX_CLEAR_TASK_SET */
7158         ISP_FC_OPMAP(0x07, 0x01),       /* 0x68: MBOX_ABORT_TASK_SET */
7159         ISP_FC_OPMAP(0x01, 0x07),       /* 0x69: MBOX_GET_FW_STATE */
7160         ISP_FC_OPMAP_HALF(0x6, 0x03, 0x0, 0xcf),        /* 0x6a: MBOX_GET_PORT_NAME */
7161         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x6b: MBOX_GET_LINK_STATUS */
7162         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x6c: MBOX_INIT_LIP_RESET */
7163         ISP_FC_OPMAP(0x00, 0x00),       /* 0x6d: */
7164         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x6e: MBOX_SEND_SNS */
7165         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x6f: MBOX_FABRIC_LOGIN */
7166         ISP_FC_OPMAP_HALF(0x02, 0x03, 0x00, 0x03),      /* 0x70: MBOX_SEND_CHANGE_REQUEST */
7167         ISP_FC_OPMAP(0x03, 0x03),       /* 0x71: MBOX_FABRIC_LOGOUT */
7168         ISP_FC_OPMAP(0x0f, 0x0f),       /* 0x72: MBOX_INIT_LIP_LOGIN */
7169         ISP_FC_OPMAP(0x00, 0x00),       /* 0x73: */
7170         ISP_FC_OPMAP(0x07, 0x01),       /* 0x74: LOGIN LOOP PORT */
7171         ISP_FC_OPMAP_HALF(0x03, 0xcf, 0x00, 0x07),      /* 0x75: GET PORT/NODE NAME LIST */
7172         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x76: SET VENDOR ID */
7173         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x77: INITIALIZE IP MAILBOX */
7174         ISP_FC_OPMAP(0x00, 0x00),       /* 0x78: */
7175         ISP_FC_OPMAP(0x00, 0x00),       /* 0x79: */
7176         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7a: */
7177         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7b: */
7178         ISP_FC_OPMAP_HALF(0x03, 0x4f, 0x00, 0x07),      /* 0x7c: Get ID List */
7179         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x7d: SEND LFA */
7180         ISP_FC_OPMAP(0x0f, 0x01)        /* 0x7e: LUN RESET */
7181 };
7182 #define MAX_FC_OPCODE   0x7e
7183 /*
7184  * Footnotes
7185  *
7186  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
7187  *      do not access at this time in the core driver. The caller is
7188  *      responsible for setting this register first (Gross!). The assumption
7189  *      is that we won't overflow.
7190  */
7191
7192 static const char *fc_mbcmd_names[] = {
7193         "NO-OP",                        /* 00h */
7194         "LOAD RAM",
7195         "EXEC FIRMWARE",
7196         "DUMP RAM",
7197         "WRITE RAM WORD",
7198         "READ RAM WORD",
7199         "MAILBOX REG TEST",
7200         "VERIFY CHECKSUM",
7201         "ABOUT FIRMWARE",
7202         "LOAD RAM (2100)",
7203         "DUMP RAM",
7204         "LOAD RISC RAM",
7205         "DUMP RISC RAM",
7206         "WRITE RAM WORD EXTENDED",
7207         "CHECK FIRMWARE",
7208         "READ RAM WORD EXTENDED",
7209         "INIT REQUEST QUEUE",           /* 10h */
7210         "INIT RESULT QUEUE",
7211         "EXECUTE IOCB",
7212         "WAKE UP",
7213         "STOP FIRMWARE",
7214         "ABORT",
7215         "ABORT DEVICE",
7216         "ABORT TARGET",
7217         "BUS RESET",
7218         "STOP QUEUE",
7219         "START QUEUE",
7220         "SINGLE STEP QUEUE",
7221         "ABORT QUEUE",
7222         "GET DEV QUEUE STATUS",
7223         NULL,
7224         "GET FIRMWARE STATUS",
7225         "GET LOOP ID",                  /* 20h */
7226         NULL,
7227         "GET TIMEOUT PARAMS",
7228         NULL,
7229         NULL,
7230         NULL,
7231         NULL,
7232         NULL,
7233         "GET FIRMWARE OPTIONS",
7234         "GET PORT QUEUE PARAMS",
7235         "GENERATE SYSTEM ERROR",
7236         NULL,
7237         NULL,
7238         NULL,
7239         NULL,
7240         NULL,
7241         "WRITE SFP",                    /* 30h */
7242         "READ SFP",
7243         "SET TIMEOUT PARAMS",
7244         NULL,
7245         NULL,
7246         NULL,
7247         NULL,
7248         NULL,
7249         "SET FIRMWARE OPTIONS",
7250         "SET PORT QUEUE PARAMS",
7251         NULL,
7252         "SET FC LED CONF",
7253         NULL,
7254         "RESTART NIC FIRMWARE",
7255         "ACCESS CONTROL",
7256         NULL,
7257         "LOOP PORT BYPASS",             /* 40h */
7258         "LOOP PORT ENABLE",
7259         "GET RESOURCE COUNT",
7260         "REQUEST NON PARTICIPATING MODE",
7261         "DIAGNOSTIC ECHO TEST",
7262         "DIAGNOSTIC LOOPBACK",
7263         NULL,
7264         "GET PORT DATABASE ENHANCED",
7265         "INIT FIRMWARE MULTI ID",
7266         "GET VP DATABASE",
7267         "GET VP DATABASE ENTRY",
7268         NULL,
7269         NULL,
7270         NULL,
7271         NULL,
7272         NULL,
7273         "GET FCF LIST",                 /* 50h */
7274         "GET DCBX PARAMETERS",
7275         NULL,
7276         "HOST MEMORY COPY",
7277         "EXECUTE IOCB A64",
7278         NULL,
7279         NULL,
7280         "SEND RNID",
7281         NULL,
7282         "SET PARAMETERS",
7283         "GET PARAMETERS",
7284         "DRIVER HEARTBEAT",
7285         "FIRMWARE HEARTBEAT",
7286         "GET/SET DATA RATE",
7287         "SEND RNFT",
7288         NULL,
7289         "INIT FIRMWARE",                /* 60h */
7290         "GET INIT CONTROL BLOCK",
7291         "INIT LIP",
7292         "GET FC-AL POSITION MAP",
7293         "GET PORT DATABASE",
7294         "CLEAR ACA",
7295         "TARGET RESET",
7296         "CLEAR TASK SET",
7297         "ABORT TASK SET",
7298         "GET FW STATE",
7299         "GET PORT NAME",
7300         "GET LINK STATUS",
7301         "INIT LIP RESET",
7302         "GET LINK STATS & PRIVATE DATA CNTS",
7303         "SEND SNS",
7304         "FABRIC LOGIN",
7305         "SEND CHANGE REQUEST",          /* 70h */
7306         "FABRIC LOGOUT",
7307         "INIT LIP LOGIN",
7308         NULL,
7309         "LOGIN LOOP PORT",
7310         "GET PORT/NODE NAME LIST",
7311         "SET VENDOR ID",
7312         "INITIALIZE IP MAILBOX",
7313         NULL,
7314         NULL,
7315         "GET XGMAC STATS",
7316         NULL,
7317         "GET ID LIST",
7318         "SEND LFA",
7319         "LUN RESET"
7320 };
7321
7322 static void
7323 isp_mboxcmd_qnw(ispsoftc_t *isp, mbreg_t *mbp, int nodelay)
7324 {
7325         unsigned int ibits, obits, box, opcode;
7326
7327         opcode = mbp->param[0];
7328         if (IS_FC(isp)) {
7329                 ibits = ISP_FC_IBITS(opcode);
7330                 obits = ISP_FC_OBITS(opcode);
7331         } else {
7332                 ibits = ISP_SCSI_IBITS(opcode);
7333                 obits = ISP_SCSI_OBITS(opcode);
7334         }
7335         ibits |= mbp->ibits;
7336         obits |= mbp->obits;
7337         for (box = 0; box < ISP_NMBOX(isp); box++) {
7338                 if (ibits & (1 << box)) {
7339                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7340                 }
7341                 if (nodelay == 0) {
7342                         isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7343                 }
7344         }
7345         if (nodelay == 0) {
7346                 isp->isp_lastmbxcmd = opcode;
7347                 isp->isp_obits = obits;
7348                 isp->isp_mboxbsy = 1;
7349         }
7350         if (IS_24XX(isp)) {
7351                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7352         } else {
7353                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7354         }
7355         /*
7356          * Oddly enough, if we're not delaying for an answer,
7357          * delay a bit to give the f/w a chance to pick up the
7358          * command.
7359          */
7360         if (nodelay) {
7361                 ISP_DELAY(1000);
7362         }
7363 }
7364
7365 static void
7366 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7367 {
7368         const char *cname, *xname, *sname;
7369         char tname[16], mname[16];
7370         unsigned int ibits, obits, box, opcode;
7371
7372         opcode = mbp->param[0];
7373         if (IS_FC(isp)) {
7374                 if (opcode > MAX_FC_OPCODE) {
7375                         mbp->param[0] = MBOX_INVALID_COMMAND;
7376                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7377                         return;
7378                 }
7379                 cname = fc_mbcmd_names[opcode];
7380                 ibits = ISP_FC_IBITS(opcode);
7381                 obits = ISP_FC_OBITS(opcode);
7382         } else {
7383                 if (opcode > MAX_SCSI_OPCODE) {
7384                         mbp->param[0] = MBOX_INVALID_COMMAND;
7385                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7386                         return;
7387                 }
7388                 cname = scsi_mbcmd_names[opcode];
7389                 ibits = ISP_SCSI_IBITS(opcode);
7390                 obits = ISP_SCSI_OBITS(opcode);
7391         }
7392         if (cname == NULL) {
7393                 cname = tname;
7394                 ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7395         }
7396         isp_prt(isp, ISP_LOGDEBUG3, "Mailbox Command '%s'", cname);
7397
7398         /*
7399          * Pick up any additional bits that the caller might have set.
7400          */
7401         ibits |= mbp->ibits;
7402         obits |= mbp->obits;
7403
7404         /*
7405          * Mask any bits that the caller wants us to mask
7406          */
7407         ibits &= mbp->ibitm;
7408         obits &= mbp->obitm;
7409
7410
7411         if (ibits == 0 && obits == 0) {
7412                 mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7413                 isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7414                 return;
7415         }
7416
7417         /*
7418          * Get exclusive usage of mailbox registers.
7419          */
7420         if (MBOX_ACQUIRE(isp)) {
7421                 mbp->param[0] = MBOX_REGS_BUSY;
7422                 goto out;
7423         }
7424
7425         for (box = 0; box < ISP_NMBOX(isp); box++) {
7426                 if (ibits & (1 << box)) {
7427                         isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7428                             mbp->param[box]);
7429                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7430                 }
7431                 isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7432         }
7433
7434         isp->isp_lastmbxcmd = opcode;
7435
7436         /*
7437          * We assume that we can't overwrite a previous command.
7438          */
7439         isp->isp_obits = obits;
7440         isp->isp_mboxbsy = 1;
7441
7442         /*
7443          * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7444          */
7445         if (IS_24XX(isp)) {
7446                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7447         } else {
7448                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7449         }
7450
7451         /*
7452          * While we haven't finished the command, spin our wheels here.
7453          */
7454         MBOX_WAIT_COMPLETE(isp, mbp);
7455
7456         /*
7457          * Did the command time out?
7458          */
7459         if (mbp->param[0] == MBOX_TIMEOUT) {
7460                 isp->isp_mboxbsy = 0;
7461                 MBOX_RELEASE(isp);
7462                 goto out;
7463         }
7464
7465         /*
7466          * Copy back output registers.
7467          */
7468         for (box = 0; box < ISP_NMBOX(isp); box++) {
7469                 if (obits & (1 << box)) {
7470                         mbp->param[box] = isp->isp_mboxtmp[box];
7471                         isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7472                             mbp->param[box]);
7473                 }
7474         }
7475
7476         isp->isp_mboxbsy = 0;
7477         MBOX_RELEASE(isp);
7478 out:
7479         if (mbp->logval == 0 || mbp->param[0] == MBOX_COMMAND_COMPLETE)
7480                 return;
7481
7482         if ((mbp->param[0] & 0xbfe0) == 0 &&
7483             (mbp->logval & MBLOGMASK(mbp->param[0])) == 0)
7484                 return;
7485
7486         xname = NULL;
7487         sname = "";
7488         switch (mbp->param[0]) {
7489         case MBOX_INVALID_COMMAND:
7490                 xname = "INVALID COMMAND";
7491                 break;
7492         case MBOX_HOST_INTERFACE_ERROR:
7493                 xname = "HOST INTERFACE ERROR";
7494                 break;
7495         case MBOX_TEST_FAILED:
7496                 xname = "TEST FAILED";
7497                 break;
7498         case MBOX_COMMAND_ERROR:
7499                 xname = "COMMAND ERROR";
7500                 ISP_SNPRINTF(mname, sizeof(mname), " subcode 0x%x",
7501                     mbp->param[1]);
7502                 sname = mname;
7503                 break;
7504         case MBOX_COMMAND_PARAM_ERROR:
7505                 xname = "COMMAND PARAMETER ERROR";
7506                 break;
7507         case MBOX_PORT_ID_USED:
7508                 xname = "PORT ID ALREADY IN USE";
7509                 break;
7510         case MBOX_LOOP_ID_USED:
7511                 xname = "LOOP ID ALREADY IN USE";
7512                 break;
7513         case MBOX_ALL_IDS_USED:
7514                 xname = "ALL LOOP IDS IN USE";
7515                 break;
7516         case MBOX_NOT_LOGGED_IN:
7517                 xname = "NOT LOGGED IN";
7518                 break;
7519         case MBOX_LINK_DOWN_ERROR:
7520                 xname = "LINK DOWN ERROR";
7521                 break;
7522         case MBOX_LOOPBACK_ERROR:
7523                 xname = "LOOPBACK ERROR";
7524                 break;
7525         case MBOX_CHECKSUM_ERROR:
7526                 xname = "CHECKSUM ERROR";
7527                 break;
7528         case MBOX_INVALID_PRODUCT_KEY:
7529                 xname = "INVALID PRODUCT KEY";
7530                 break;
7531         case MBOX_REGS_BUSY:
7532                 xname = "REGISTERS BUSY";
7533                 break;
7534         case MBOX_TIMEOUT:
7535                 xname = "TIMEOUT";
7536                 break;
7537         default:
7538                 ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7539                 xname = mname;
7540                 break;
7541         }
7542         if (xname) {
7543                 isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s%s)",
7544                     cname, xname, sname);
7545         }
7546 }
7547
7548 static int
7549 isp_fw_state(ispsoftc_t *isp, int chan)
7550 {
7551         if (IS_FC(isp)) {
7552                 mbreg_t mbs;
7553
7554                 MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7555                 isp_mboxcmd(isp, &mbs);
7556                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7557                         return (mbs.param[1]);
7558                 }
7559         }
7560         return (FW_ERROR);
7561 }
7562
7563 static void
7564 isp_spi_update(ispsoftc_t *isp, int chan)
7565 {
7566         int tgt;
7567         mbreg_t mbs;
7568         sdparam *sdp;
7569
7570         if (IS_FC(isp)) {
7571                 /*
7572                  * There are no 'per-bus' settings for Fibre Channel.
7573                  */
7574                 return;
7575         }
7576         sdp = SDPARAM(isp, chan);
7577         sdp->update = 0;
7578
7579         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7580                 uint16_t flags, period, offset;
7581                 int get;
7582
7583                 if (sdp->isp_devparam[tgt].dev_enable == 0) {
7584                         sdp->isp_devparam[tgt].dev_update = 0;
7585                         sdp->isp_devparam[tgt].dev_refresh = 0;
7586                         isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7587                         continue;
7588                 }
7589                 /*
7590                  * If the goal is to update the status of the device,
7591                  * take what's in goal_flags and try and set the device
7592                  * toward that. Otherwise, if we're just refreshing the
7593                  * current device state, get the current parameters.
7594                  */
7595
7596                 MBSINIT(&mbs, 0, MBLOGALL, 0);
7597
7598                 /*
7599                  * Refresh overrides set
7600                  */
7601                 if (sdp->isp_devparam[tgt].dev_refresh) {
7602                         mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7603                         get = 1;
7604                 } else if (sdp->isp_devparam[tgt].dev_update) {
7605                         mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7606
7607                         /*
7608                          * Make sure goal_flags has "Renegotiate on Error"
7609                          * on and "Freeze Queue on Error" off.
7610                          */
7611                         sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7612                         sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7613                         mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7614
7615                         /*
7616                          * Insist that PARITY must be enabled
7617                          * if SYNC or WIDE is enabled.
7618                          */
7619                         if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7620                                 mbs.param[2] |= DPARM_PARITY;
7621                         }
7622
7623                         if (mbs.param[2] & DPARM_SYNC) {
7624                                 mbs.param[3] =
7625                                     (sdp->isp_devparam[tgt].goal_offset << 8) |
7626                                     (sdp->isp_devparam[tgt].goal_period);
7627                         }
7628                         /*
7629                          * A command completion later that has
7630                          * RQSTF_NEGOTIATION set can cause
7631                          * the dev_refresh/announce cycle also.
7632                          *
7633                          * Note: It is really important to update our current
7634                          * flags with at least the state of TAG capabilities-
7635                          * otherwise we might try and send a tagged command
7636                          * when we have it all turned off. So change it here
7637                          * to say that current already matches goal.
7638                          */
7639                         sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7640                         sdp->isp_devparam[tgt].actv_flags |=
7641                             (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7642                         isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7643                             chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7644                         get = 0;
7645                 } else {
7646                         continue;
7647                 }
7648                 mbs.param[1] = (chan << 15) | (tgt << 8);
7649                 isp_mboxcmd(isp, &mbs);
7650                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7651                         continue;
7652                 }
7653                 if (get == 0) {
7654                         sdp->sendmarker = 1;
7655                         sdp->isp_devparam[tgt].dev_update = 0;
7656                         sdp->isp_devparam[tgt].dev_refresh = 1;
7657                 } else {
7658                         sdp->isp_devparam[tgt].dev_refresh = 0;
7659                         flags = mbs.param[2];
7660                         period = mbs.param[3] & 0xff;
7661                         offset = mbs.param[3] >> 8;
7662                         sdp->isp_devparam[tgt].actv_flags = flags;
7663                         sdp->isp_devparam[tgt].actv_period = period;
7664                         sdp->isp_devparam[tgt].actv_offset = offset;
7665                         isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7666                 }
7667         }
7668
7669         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7670                 if (sdp->isp_devparam[tgt].dev_update ||
7671                     sdp->isp_devparam[tgt].dev_refresh) {
7672                         sdp->update = 1;
7673                         break;
7674                 }
7675         }
7676 }
7677
7678 static void
7679 isp_setdfltsdparm(ispsoftc_t *isp)
7680 {
7681         int tgt;
7682         sdparam *sdp, *sdp1;
7683
7684         sdp = SDPARAM(isp, 0);
7685         if (IS_DUALBUS(isp))
7686                 sdp1 = sdp + 1;
7687         else
7688                 sdp1 = NULL;
7689
7690         /*
7691          * Establish some default parameters.
7692          */
7693         sdp->isp_cmd_dma_burst_enable = 0;
7694         sdp->isp_data_dma_burst_enabl = 1;
7695         sdp->isp_fifo_threshold = 0;
7696         sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7697         if (isp->isp_type >= ISP_HA_SCSI_1040) {
7698                 sdp->isp_async_data_setup = 9;
7699         } else {
7700                 sdp->isp_async_data_setup = 6;
7701         }
7702         sdp->isp_selection_timeout = 250;
7703         sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7704         sdp->isp_tag_aging = 8;
7705         sdp->isp_bus_reset_delay = 5;
7706         /*
7707          * Don't retry selection, busy or queue full automatically- reflect
7708          * these back to us.
7709          */
7710         sdp->isp_retry_count = 0;
7711         sdp->isp_retry_delay = 0;
7712
7713         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7714                 sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7715                 sdp->isp_devparam[tgt].dev_enable = 1;
7716         }
7717
7718         /*
7719          * The trick here is to establish a default for the default (honk!)
7720          * state (goal_flags). Then try and get the current status from
7721          * the card to fill in the current state. We don't, in fact, set
7722          * the default to the SAFE default state- that's not the goal state.
7723          */
7724         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7725                 uint8_t off, per;
7726                 sdp->isp_devparam[tgt].actv_offset = 0;
7727                 sdp->isp_devparam[tgt].actv_period = 0;
7728                 sdp->isp_devparam[tgt].actv_flags = 0;
7729
7730                 sdp->isp_devparam[tgt].goal_flags =
7731                     sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7732
7733                 /*
7734                  * We default to Wide/Fast for versions less than a 1040
7735                  * (unless it's SBus).
7736                  */
7737                 if (IS_ULTRA3(isp)) {
7738                         off = ISP_80M_SYNCPARMS >> 8;
7739                         per = ISP_80M_SYNCPARMS & 0xff;
7740                 } else if (IS_ULTRA2(isp)) {
7741                         off = ISP_40M_SYNCPARMS >> 8;
7742                         per = ISP_40M_SYNCPARMS & 0xff;
7743                 } else if (IS_1240(isp)) {
7744                         off = ISP_20M_SYNCPARMS >> 8;
7745                         per = ISP_20M_SYNCPARMS & 0xff;
7746                 } else if ((isp->isp_bustype == ISP_BT_SBUS &&
7747                     isp->isp_type < ISP_HA_SCSI_1020A) ||
7748                     (isp->isp_bustype == ISP_BT_PCI &&
7749                     isp->isp_type < ISP_HA_SCSI_1040) ||
7750                     (isp->isp_clock && isp->isp_clock < 60) ||
7751                     (sdp->isp_ultramode == 0)) {
7752                         off = ISP_10M_SYNCPARMS >> 8;
7753                         per = ISP_10M_SYNCPARMS & 0xff;
7754                 } else {
7755                         off = ISP_20M_SYNCPARMS_1040 >> 8;
7756                         per = ISP_20M_SYNCPARMS_1040 & 0xff;
7757                 }
7758                 sdp->isp_devparam[tgt].goal_offset =
7759                     sdp->isp_devparam[tgt].nvrm_offset = off;
7760                 sdp->isp_devparam[tgt].goal_period =
7761                     sdp->isp_devparam[tgt].nvrm_period = per;
7762
7763         }
7764
7765         /*
7766          * If we're a dual bus card, just copy the data over
7767          */
7768         if (sdp1) {
7769                 *sdp1 = *sdp;
7770                 sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7771         }
7772
7773         /*
7774          * If we've not been told to avoid reading NVRAM, try and read it.
7775          * If we're successful reading it, we can then return because NVRAM
7776          * will tell us what the desired settings are. Otherwise, we establish
7777          * some reasonable 'fake' nvram and goal defaults.
7778          */
7779         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7780                 mbreg_t mbs;
7781
7782                 if (isp_read_nvram(isp, 0) == 0) {
7783                         if (IS_DUALBUS(isp)) {
7784                                 if (isp_read_nvram(isp, 1) == 0) {
7785                                         return;
7786                                 }
7787                         }
7788                 }
7789                 MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7790                 isp_mboxcmd(isp, &mbs);
7791                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7792                         sdp->isp_req_ack_active_neg = 1;
7793                         sdp->isp_data_line_active_neg = 1;
7794                         if (sdp1) {
7795                                 sdp1->isp_req_ack_active_neg = 1;
7796                                 sdp1->isp_data_line_active_neg = 1;
7797                         }
7798                 } else {
7799                         sdp->isp_req_ack_active_neg =
7800                             (mbs.param[1] >> 4) & 0x1;
7801                         sdp->isp_data_line_active_neg =
7802                             (mbs.param[1] >> 5) & 0x1;
7803                         if (sdp1) {
7804                                 sdp1->isp_req_ack_active_neg =
7805                                     (mbs.param[2] >> 4) & 0x1;
7806                                 sdp1->isp_data_line_active_neg =
7807                                     (mbs.param[2] >> 5) & 0x1;
7808                         }
7809                 }
7810         }
7811
7812 }
7813
7814 static void
7815 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7816 {
7817         fcparam *fcp = FCPARAM(isp, chan);
7818
7819         /*
7820          * Establish some default parameters.
7821          */
7822         fcp->role = DEFAULT_ROLE(isp, chan);
7823         fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7824         fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7825         fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7826         fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7827         fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7828         fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7829         fcp->isp_fwoptions = 0;
7830         fcp->isp_xfwoptions = 0;
7831         fcp->isp_zfwoptions = 0;
7832         fcp->isp_lasthdl = NIL_HANDLE;
7833         fcp->isp_login_hdl = NIL_HANDLE;
7834
7835         if (IS_24XX(isp)) {
7836                 fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7837                 fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7838                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7839                         fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7840                 fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7841                 fcp->isp_xfwoptions |= ICB2400_OPT2_LOOP_2_PTP;
7842                 fcp->isp_zfwoptions |= ICB2400_OPT3_RATE_AUTO;
7843         } else {
7844                 fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7845                 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7846                 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7847                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7848                         fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7849                 /*
7850                  * Make sure this is turned off now until we get
7851                  * extended options from NVRAM
7852                  */
7853                 fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7854                 fcp->isp_xfwoptions |= ICBXOPT_LOOP_2_PTP;
7855                 fcp->isp_zfwoptions |= ICBZOPT_RATE_AUTO;
7856         }
7857
7858
7859         /*
7860          * Now try and read NVRAM unless told to not do so.
7861          * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7862          */
7863         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7864                 int i, j = 0;
7865                 /*
7866                  * Give a couple of tries at reading NVRAM.
7867                  */
7868                 for (i = 0; i < 2; i++) {
7869                         j = isp_read_nvram(isp, chan);
7870                         if (j == 0) {
7871                                 break;
7872                         }
7873                 }
7874                 if (j) {
7875                         isp->isp_confopts |= ISP_CFG_NONVRAM;
7876                 }
7877         }
7878
7879         fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7880         fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7881         isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7882             chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7883             (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7884             isp_class3_roles[fcp->role]);
7885 }
7886
7887 /*
7888  * Re-initialize the ISP and complete all orphaned commands
7889  * with a 'botched' notice. The reset/init routines should
7890  * not disturb an already active list of commands.
7891  */
7892
7893 int
7894 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7895 {
7896         int i, res = 0;
7897
7898         if (isp->isp_state == ISP_RUNSTATE)
7899                 isp_deinit(isp);
7900         if (isp->isp_state != ISP_RESETSTATE)
7901                 isp_reset(isp, do_load_defaults);
7902         if (isp->isp_state != ISP_RESETSTATE) {
7903                 res = EIO;
7904                 isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7905                 ISP_DISABLE_INTS(isp);
7906                 goto cleanup;
7907         }
7908
7909         isp_init(isp);
7910         if (isp->isp_state > ISP_RESETSTATE &&
7911             isp->isp_state != ISP_RUNSTATE) {
7912                 res = EIO;
7913                 isp_prt(isp, ISP_LOGERR, "%s: cannot init card", __func__);
7914                 ISP_DISABLE_INTS(isp);
7915                 if (IS_FC(isp)) {
7916                         /*
7917                          * If we're in ISP_ROLE_NONE, turn off the lasers.
7918                          */
7919                         if (!IS_24XX(isp)) {
7920                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7921                                 ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7922                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7923                                 ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7924                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7925                         }
7926                 }
7927         }
7928
7929 cleanup:
7930         isp->isp_nactive = 0;
7931         isp_clear_commands(isp);
7932         if (IS_FC(isp)) {
7933                 for (i = 0; i < isp->isp_nchan; i++)
7934                         isp_clear_portdb(isp, i);
7935         }
7936         return (res);
7937 }
7938
7939 /*
7940  * NVRAM Routines
7941  */
7942 static int
7943 isp_read_nvram(ispsoftc_t *isp, int bus)
7944 {
7945         int i, amt, retval;
7946         uint8_t csum, minversion;
7947         union {
7948                 uint8_t _x[ISP2400_NVRAM_SIZE];
7949                 uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7950         } _n;
7951 #define nvram_data      _n._x
7952 #define nvram_words     _n._s
7953
7954         if (IS_24XX(isp)) {
7955                 return (isp_read_nvram_2400(isp, nvram_data));
7956         } else if (IS_FC(isp)) {
7957                 amt = ISP2100_NVRAM_SIZE;
7958                 minversion = 1;
7959         } else if (IS_ULTRA2(isp)) {
7960                 amt = ISP1080_NVRAM_SIZE;
7961                 minversion = 0;
7962         } else {
7963                 amt = ISP_NVRAM_SIZE;
7964                 minversion = 2;
7965         }
7966
7967         for (i = 0; i < amt>>1; i++) {
7968                 isp_rdnvram_word(isp, i, &nvram_words[i]);
7969         }
7970
7971         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7972             nvram_data[2] != 'P') {
7973                 if (isp->isp_bustype != ISP_BT_SBUS) {
7974                         isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7975                         isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7976                 }
7977                 retval = -1;
7978                 goto out;
7979         }
7980
7981         for (csum = 0, i = 0; i < amt; i++) {
7982                 csum += nvram_data[i];
7983         }
7984         if (csum != 0) {
7985                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7986                 retval = -1;
7987                 goto out;
7988         }
7989
7990         if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7991                 isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7992                     ISP_NVRAM_VERSION(nvram_data));
7993                 retval = -1;
7994                 goto out;
7995         }
7996
7997         if (IS_ULTRA3(isp)) {
7998                 isp_parse_nvram_12160(isp, bus, nvram_data);
7999         } else if (IS_1080(isp)) {
8000                 isp_parse_nvram_1080(isp, bus, nvram_data);
8001         } else if (IS_1280(isp) || IS_1240(isp)) {
8002                 isp_parse_nvram_1080(isp, bus, nvram_data);
8003         } else if (IS_SCSI(isp)) {
8004                 isp_parse_nvram_1020(isp, nvram_data);
8005         } else {
8006                 isp_parse_nvram_2100(isp, nvram_data);
8007         }
8008         retval = 0;
8009 out:
8010         return (retval);
8011 #undef  nvram_data
8012 #undef  nvram_words
8013 }
8014
8015 static int
8016 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8017 {
8018         int retval = 0;
8019         uint32_t addr, csum, lwrds, *dptr;
8020
8021         if (isp->isp_port) {
8022                 addr = ISP2400_NVRAM_PORT1_ADDR;
8023         } else {
8024                 addr = ISP2400_NVRAM_PORT0_ADDR;
8025         }
8026
8027         dptr = (uint32_t *) nvram_data;
8028         for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8029                 isp_rd_2400_nvram(isp, addr++, dptr++);
8030         }
8031         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
8032             nvram_data[2] != 'P') {
8033                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
8034                     nvram_data[0], nvram_data[1], nvram_data[2]);
8035                 retval = -1;
8036                 goto out;
8037         }
8038         dptr = (uint32_t *) nvram_data;
8039         for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8040                 uint32_t tmp;
8041                 ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
8042                 csum += tmp;
8043         }
8044         if (csum != 0) {
8045                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
8046                 retval = -1;
8047                 goto out;
8048         }
8049         isp_parse_nvram_2400(isp, nvram_data);
8050 out:
8051         return (retval);
8052 }
8053
8054 static void
8055 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
8056 {
8057         int i, cbits;
8058         uint16_t bit, rqst, junk;
8059
8060         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8061         ISP_DELAY(10);
8062         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8063         ISP_DELAY(10);
8064
8065         if (IS_FC(isp)) {
8066                 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
8067                 if (IS_2312(isp) && isp->isp_port) {
8068                         wo += 128;
8069                 }
8070                 rqst = (ISP_NVRAM_READ << 8) | wo;
8071                 cbits = 10;
8072         } else if (IS_ULTRA2(isp)) {
8073                 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
8074                 rqst = (ISP_NVRAM_READ << 8) | wo;
8075                 cbits = 10;
8076         } else {
8077                 wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
8078                 rqst = (ISP_NVRAM_READ << 6) | wo;
8079                 cbits = 8;
8080         }
8081
8082         /*
8083          * Clock the word select request out...
8084          */
8085         for (i = cbits; i >= 0; i--) {
8086                 if ((rqst >> i) & 1) {
8087                         bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
8088                 } else {
8089                         bit = BIU_NVRAM_SELECT;
8090                 }
8091                 ISP_WRITE(isp, BIU_NVRAM, bit);
8092                 ISP_DELAY(10);
8093                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8094                 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
8095                 ISP_DELAY(10);
8096                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8097                 ISP_WRITE(isp, BIU_NVRAM, bit);
8098                 ISP_DELAY(10);
8099                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8100         }
8101         /*
8102          * Now read the result back in (bits come back in MSB format).
8103          */
8104         *rp = 0;
8105         for (i = 0; i < 16; i++) {
8106                 uint16_t rv;
8107                 *rp <<= 1;
8108                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8109                 ISP_DELAY(10);
8110                 rv = ISP_READ(isp, BIU_NVRAM);
8111                 if (rv & BIU_NVRAM_DATAIN) {
8112                         *rp |= 1;
8113                 }
8114                 ISP_DELAY(10);
8115                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8116                 ISP_DELAY(10);
8117                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8118         }
8119         ISP_WRITE(isp, BIU_NVRAM, 0);
8120         ISP_DELAY(10);
8121         junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8122         ISP_SWIZZLE_NVRAM_WORD(isp, rp);
8123 }
8124
8125 static void
8126 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
8127 {
8128         int loops = 0;
8129         uint32_t base = 0x7ffe0000;
8130         uint32_t tmp = 0;
8131
8132         if (IS_26XX(isp)) {
8133                 base = 0x7fe7c000;      /* XXX: Observation, may be wrong. */
8134         } else if (IS_25XX(isp)) {
8135                 base = 0x7ff00000 | 0x48000;
8136         }
8137         ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
8138         for (loops = 0; loops < 5000; loops++) {
8139                 ISP_DELAY(10);
8140                 tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
8141                 if ((tmp & (1U << 31)) != 0) {
8142                         break;
8143                 }
8144         }
8145         if (tmp & (1U << 31)) {
8146                 *rp = ISP_READ(isp, BIU2400_FLASH_DATA);
8147                 ISP_SWIZZLE_NVRAM_LONG(isp, rp);
8148         } else {
8149                 *rp = 0xffffffff;
8150         }
8151 }
8152
8153 static void
8154 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
8155 {
8156         sdparam *sdp = SDPARAM(isp, 0);
8157         int tgt;
8158
8159         sdp->isp_fifo_threshold =
8160                 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
8161                 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
8162
8163         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8164                 sdp->isp_initiator_id = ISP_NVRAM_INITIATOR_ID(nvram_data);
8165
8166         sdp->isp_bus_reset_delay =
8167                 ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
8168
8169         sdp->isp_retry_count =
8170                 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
8171
8172         sdp->isp_retry_delay =
8173                 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
8174
8175         sdp->isp_async_data_setup =
8176                 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
8177
8178         if (isp->isp_type >= ISP_HA_SCSI_1040) {
8179                 if (sdp->isp_async_data_setup < 9) {
8180                         sdp->isp_async_data_setup = 9;
8181                 }
8182         } else {
8183                 if (sdp->isp_async_data_setup != 6) {
8184                         sdp->isp_async_data_setup = 6;
8185                 }
8186         }
8187
8188         sdp->isp_req_ack_active_neg =
8189                 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
8190
8191         sdp->isp_data_line_active_neg =
8192                 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
8193
8194         sdp->isp_data_dma_burst_enabl =
8195                 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
8196
8197         sdp->isp_cmd_dma_burst_enable =
8198                 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
8199
8200         sdp->isp_tag_aging =
8201                 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
8202
8203         sdp->isp_selection_timeout =
8204                 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
8205
8206         sdp->isp_max_queue_depth =
8207                 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
8208
8209         sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
8210
8211         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8212                 sdp->isp_devparam[tgt].dev_enable =
8213                         ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
8214                 sdp->isp_devparam[tgt].exc_throttle =
8215                         ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
8216                 sdp->isp_devparam[tgt].nvrm_offset =
8217                         ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
8218                 sdp->isp_devparam[tgt].nvrm_period =
8219                         ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
8220                 /*
8221                  * We probably shouldn't lie about this, but it
8222                  * it makes it much safer if we limit NVRAM values
8223                  * to sanity.
8224                  */
8225                 if (isp->isp_type < ISP_HA_SCSI_1040) {
8226                         /*
8227                          * If we're not ultra, we can't possibly
8228                          * be a shorter period than this.
8229                          */
8230                         if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
8231                                 sdp->isp_devparam[tgt].nvrm_period = 0x19;
8232                         }
8233                         if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
8234                                 sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
8235                         }
8236                 } else {
8237                         if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
8238                                 sdp->isp_devparam[tgt].nvrm_offset = 0x8;
8239                         }
8240                 }
8241                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8242                 if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
8243                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8244                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8245                 if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
8246                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8247                 if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
8248                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8249                 if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
8250                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8251                 if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
8252                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8253                 if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
8254                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8255                 sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
8256                 sdp->isp_devparam[tgt].goal_offset =
8257                     sdp->isp_devparam[tgt].nvrm_offset;
8258                 sdp->isp_devparam[tgt].goal_period =
8259                     sdp->isp_devparam[tgt].nvrm_period;
8260                 sdp->isp_devparam[tgt].goal_flags =
8261                     sdp->isp_devparam[tgt].nvrm_flags;
8262         }
8263 }
8264
8265 static void
8266 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8267 {
8268         sdparam *sdp = SDPARAM(isp, bus);
8269         int tgt;
8270
8271         sdp->isp_fifo_threshold =
8272             ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
8273
8274         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8275                 sdp->isp_initiator_id = ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
8276
8277         sdp->isp_bus_reset_delay =
8278             ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8279
8280         sdp->isp_retry_count =
8281             ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8282
8283         sdp->isp_retry_delay =
8284             ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8285
8286         sdp->isp_async_data_setup =
8287             ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8288
8289         sdp->isp_req_ack_active_neg =
8290             ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8291
8292         sdp->isp_data_line_active_neg =
8293             ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8294
8295         sdp->isp_data_dma_burst_enabl =
8296             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8297
8298         sdp->isp_cmd_dma_burst_enable =
8299             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8300
8301         sdp->isp_selection_timeout =
8302             ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8303
8304         sdp->isp_max_queue_depth =
8305              ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8306
8307         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8308                 sdp->isp_devparam[tgt].dev_enable =
8309                     ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8310                 sdp->isp_devparam[tgt].exc_throttle =
8311                         ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8312                 sdp->isp_devparam[tgt].nvrm_offset =
8313                         ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8314                 sdp->isp_devparam[tgt].nvrm_period =
8315                         ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8316                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8317                 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8318                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8319                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8320                 if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8321                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8322                 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8323                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8324                 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8325                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8326                 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8327                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8328                 if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8329                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8330                 sdp->isp_devparam[tgt].actv_flags = 0;
8331                 sdp->isp_devparam[tgt].goal_offset =
8332                     sdp->isp_devparam[tgt].nvrm_offset;
8333                 sdp->isp_devparam[tgt].goal_period =
8334                     sdp->isp_devparam[tgt].nvrm_period;
8335                 sdp->isp_devparam[tgt].goal_flags =
8336                     sdp->isp_devparam[tgt].nvrm_flags;
8337         }
8338 }
8339
8340 static void
8341 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8342 {
8343         sdparam *sdp = SDPARAM(isp, bus);
8344         int tgt;
8345
8346         sdp->isp_fifo_threshold =
8347             ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
8348
8349         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8350                 sdp->isp_initiator_id = ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8351
8352         sdp->isp_bus_reset_delay =
8353             ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8354
8355         sdp->isp_retry_count =
8356             ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8357
8358         sdp->isp_retry_delay =
8359             ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8360
8361         sdp->isp_async_data_setup =
8362             ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8363
8364         sdp->isp_req_ack_active_neg =
8365             ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8366
8367         sdp->isp_data_line_active_neg =
8368             ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8369
8370         sdp->isp_data_dma_burst_enabl =
8371             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8372
8373         sdp->isp_cmd_dma_burst_enable =
8374             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8375
8376         sdp->isp_selection_timeout =
8377             ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8378
8379         sdp->isp_max_queue_depth =
8380              ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8381
8382         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8383                 sdp->isp_devparam[tgt].dev_enable =
8384                     ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8385                 sdp->isp_devparam[tgt].exc_throttle =
8386                         ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8387                 sdp->isp_devparam[tgt].nvrm_offset =
8388                         ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8389                 sdp->isp_devparam[tgt].nvrm_period =
8390                         ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8391                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8392                 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8393                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8394                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8395                 if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8396                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8397                 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8398                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8399                 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8400                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8401                 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8402                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8403                 if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8404                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8405                 sdp->isp_devparam[tgt].actv_flags = 0;
8406                 sdp->isp_devparam[tgt].goal_offset =
8407                     sdp->isp_devparam[tgt].nvrm_offset;
8408                 sdp->isp_devparam[tgt].goal_period =
8409                     sdp->isp_devparam[tgt].nvrm_period;
8410                 sdp->isp_devparam[tgt].goal_flags =
8411                     sdp->isp_devparam[tgt].nvrm_flags;
8412         }
8413 }
8414
8415 static void
8416 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8417 {
8418         fcparam *fcp = FCPARAM(isp, 0);
8419         uint64_t wwn;
8420
8421         /*
8422          * There is NVRAM storage for both Port and Node entities-
8423          * but the Node entity appears to be unused on all the cards
8424          * I can find. However, we should account for this being set
8425          * at some point in the future.
8426          *
8427          * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8428          * bits 48..60. In the case of the 2202, it appears that they do
8429          * use bit 48 to distinguish between the two instances on the card.
8430          * The 2204, which I've never seen, *probably* extends this method.
8431          */
8432         wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8433         if (wwn) {
8434                 isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8435                     (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8436                 if ((wwn >> 60) == 0) {
8437                         wwn |= (((uint64_t) 2)<< 60);
8438                 }
8439         }
8440         fcp->isp_wwpn_nvram = wwn;
8441         if (IS_2200(isp) || IS_23XX(isp)) {
8442                 wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8443                 if (wwn) {
8444                         isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8445                             (uint32_t) (wwn >> 32),
8446                             (uint32_t) (wwn));
8447                         if ((wwn >> 60) == 0) {
8448                                 wwn |= (((uint64_t) 2)<< 60);
8449                         }
8450                 } else {
8451                         wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8452                 }
8453         } else {
8454                 wwn &= ~((uint64_t) 0xfff << 48);
8455         }
8456         fcp->isp_wwnn_nvram = wwn;
8457
8458         fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8459         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8460                 DEFAULT_FRAMESIZE(isp) =
8461                     ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8462         }
8463         fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8464         fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8465         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8466                 fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8467         }
8468         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8469                 DEFAULT_EXEC_THROTTLE(isp) =
8470                         ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8471         }
8472         fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8473         isp_prt(isp, ISP_LOGDEBUG0,
8474             "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8475             (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8476             (uint32_t) fcp->isp_wwnn_nvram,
8477             (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8478             (uint32_t) fcp->isp_wwpn_nvram,
8479             ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8480             ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8481         isp_prt(isp, ISP_LOGDEBUG0,
8482             "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8483             ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8484             ISP2100_NVRAM_OPTIONS(nvram_data),
8485             ISP2100_NVRAM_HARDLOOPID(nvram_data),
8486             ISP2100_NVRAM_TOV(nvram_data));
8487         fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8488         fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8489         isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8490             ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8491 }
8492
8493 static void
8494 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8495 {
8496         fcparam *fcp = FCPARAM(isp, 0);
8497         uint64_t wwn;
8498
8499         isp_prt(isp, ISP_LOGDEBUG0,
8500             "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8501             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8502             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8503             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8504             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8505             ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8506             ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8507         isp_prt(isp, ISP_LOGDEBUG0,
8508             "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8509             ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8510             ISP2400_NVRAM_HARDLOOPID(nvram_data),
8511             ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8512             ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8513             ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8514
8515         wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8516         fcp->isp_wwpn_nvram = wwn;
8517
8518         wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8519         if (wwn) {
8520                 if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8521                         wwn = 0;
8522                 }
8523         }
8524         if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8525                 wwn = fcp->isp_wwpn_nvram;
8526                 wwn &= ~((uint64_t) 0xfff << 48);
8527         }
8528         fcp->isp_wwnn_nvram = wwn;
8529
8530         if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8531                 fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8532         }
8533         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8534                 DEFAULT_FRAMESIZE(isp) =
8535                     ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8536         }
8537         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8538                 fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8539         }
8540         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8541                 DEFAULT_EXEC_THROTTLE(isp) =
8542                         ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8543         }
8544         fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8545         fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8546         fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8547 }