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_NPORT:
1826                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1827                         icbp->icb_xfwoptions |= ICBXOPT_PTP_2_LOOP;
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_ONLY:
1834                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1835                         icbp->icb_xfwoptions |= ICBXOPT_LOOP_ONLY;
1836                         break;
1837                 default:
1838                         /*
1839                          * Let NVRAM settings define it if they are sane
1840                          */
1841                         switch (icbp->icb_xfwoptions & ICBXOPT_TOPO_MASK) {
1842                         case ICBXOPT_PTP_2_LOOP:
1843                         case ICBXOPT_PTP_ONLY:
1844                         case ICBXOPT_LOOP_ONLY:
1845                         case ICBXOPT_LOOP_2_PTP:
1846                                 break;
1847                         default:
1848                                 icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1849                                 icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1850                         }
1851                         break;
1852                 }
1853                 if (IS_2200(isp)) {
1854                         /*
1855                          * We can't have Fast Posting any more- we now
1856                          * have 32 bit handles.
1857                          *
1858                          * RIO seemed to have to much breakage.
1859                          *
1860                          * Just opt for safety.
1861                          */
1862                         icbp->icb_xfwoptions &= ~ICBXOPT_RIO_16BIT;
1863                         icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1864                 } else {
1865                         /*
1866                          * QLogic recommends that FAST Posting be turned
1867                          * off for 23XX cards and instead allow the HBA
1868                          * to write response queue entries and interrupt
1869                          * after a delay (ZIO).
1870                          */
1871                         icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1872                         if ((fcp->isp_xfwoptions & ICBXOPT_TIMER_MASK) == ICBXOPT_ZIO) {
1873                                 icbp->icb_xfwoptions |= ICBXOPT_ZIO;
1874                                 icbp->icb_idelaytimer = 10;
1875                         }
1876                         icbp->icb_zfwoptions = fcp->isp_zfwoptions;
1877                         if (isp->isp_confopts & ISP_CFG_1GB) {
1878                                 icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1879                                 icbp->icb_zfwoptions |= ICBZOPT_RATE_1GB;
1880                         } else if (isp->isp_confopts & ISP_CFG_2GB) {
1881                                 icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1882                                 icbp->icb_zfwoptions |= ICBZOPT_RATE_2GB;
1883                         } else {
1884                                 switch (icbp->icb_zfwoptions & ICBZOPT_RATE_MASK) {
1885                                 case ICBZOPT_RATE_1GB:
1886                                 case ICBZOPT_RATE_2GB:
1887                                 case ICBZOPT_RATE_AUTO:
1888                                         break;
1889                                 default:
1890                                         icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1891                                         icbp->icb_zfwoptions |= ICBZOPT_RATE_AUTO;
1892                                         break;
1893                                 }
1894                         }
1895                 }
1896         }
1897
1898
1899         /*
1900          * For 22XX > 2.1.26 && 23XX, set some options.
1901          */
1902         if (ISP_FW_NEWER_THAN(isp, 2, 26, 0)) {
1903                 MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1904                 mbs.param[1] = IFCOPT1_DISF7SWTCH|IFCOPT1_LIPASYNC|IFCOPT1_LIPF8;
1905                 mbs.param[2] = 0;
1906                 mbs.param[3] = 0;
1907                 if (ISP_FW_NEWER_THAN(isp, 3, 16, 0)) {
1908                         mbs.param[1] |= IFCOPT1_EQFQASYNC|IFCOPT1_CTIO_RETRY;
1909                         if (fcp->role & ISP_ROLE_TARGET) {
1910                                 if (ISP_FW_NEWER_THAN(isp, 3, 25, 0)) {
1911                                         mbs.param[1] |= IFCOPT1_ENAPURE;
1912                                 }
1913                                 mbs.param[3] = IFCOPT3_NOPRLI;
1914                         }
1915                 }
1916                 isp_mboxcmd(isp, &mbs);
1917                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1918                         return;
1919                 }
1920         }
1921         icbp->icb_logintime = ICB_LOGIN_TOV;
1922
1923 #ifdef  ISP_TARGET_MODE
1924         if (icbp->icb_fwoptions & ICBOPT_TGT_ENABLE) {
1925                 icbp->icb_lunenables = 0xffff;
1926                 icbp->icb_ccnt = 0xff;
1927                 icbp->icb_icnt = 0xff;
1928                 icbp->icb_lunetimeout = ICB_LUN_ENABLE_TOV;
1929         }
1930 #endif
1931         if (fcp->isp_wwnn && fcp->isp_wwpn) {
1932                 icbp->icb_fwoptions |= ICBOPT_BOTH_WWNS;
1933                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1934                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1935                 isp_prt(isp, ISP_LOGDEBUG1,
1936                     "Setting ICB Node 0x%08x%08x Port 0x%08x%08x",
1937                     ((uint32_t) (fcp->isp_wwnn >> 32)),
1938                     ((uint32_t) (fcp->isp_wwnn)),
1939                     ((uint32_t) (fcp->isp_wwpn >> 32)),
1940                     ((uint32_t) (fcp->isp_wwpn)));
1941         } else if (fcp->isp_wwpn) {
1942                 icbp->icb_fwoptions &= ~ICBOPT_BOTH_WWNS;
1943                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1944                 isp_prt(isp, ISP_LOGDEBUG1,
1945                     "Setting ICB Port 0x%08x%08x",
1946                     ((uint32_t) (fcp->isp_wwpn >> 32)),
1947                     ((uint32_t) (fcp->isp_wwpn)));
1948         } else {
1949                 isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1950                 return;
1951         }
1952         icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1953         if (icbp->icb_rqstqlen < 1) {
1954                 isp_prt(isp, ISP_LOGERR, "bad request queue length");
1955         }
1956         icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1957         if (icbp->icb_rsltqlen < 1) {
1958                 isp_prt(isp, ISP_LOGERR, "bad result queue length");
1959         }
1960         icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1961         icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1962         icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1963         icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1964         icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1965         icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1966         icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1967         icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1968
1969         if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1970                 isp_prt(isp, ISP_LOGERR, sacq);
1971                 return;
1972         }
1973         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init: fwopt 0x%x xfwopt 0x%x zfwopt 0x%x",
1974             icbp->icb_fwoptions, icbp->icb_xfwoptions, icbp->icb_zfwoptions);
1975
1976         isp_put_icb(isp, icbp, (isp_icb_t *)fcp->isp_scratch);
1977         if (isp->isp_dblev & ISP_LOGDEBUG1) {
1978                 isp_print_bytes(isp, "isp_fibre_init",
1979                     sizeof(*icbp), fcp->isp_scratch);
1980         }
1981
1982         /*
1983          * Init the firmware
1984          */
1985         MBSINIT(&mbs, MBOX_INIT_FIRMWARE, MBLOGALL, 30000000);
1986         mbs.param[1] = 0;
1987         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
1988         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
1989         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
1990         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
1991         isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %p (%08x%08x)",
1992             fcp->isp_scratch, (uint32_t) ((uint64_t)fcp->isp_scdma >> 32),
1993             (uint32_t) fcp->isp_scdma);
1994         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
1995         isp_mboxcmd(isp, &mbs);
1996         FC_SCRATCH_RELEASE(isp, 0);
1997         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
1998                 return;
1999         isp->isp_reqidx = 0;
2000         isp->isp_reqodx = 0;
2001         isp->isp_residx = 0;
2002         isp->isp_resodx = 0;
2003
2004         /*
2005          * Whatever happens, we're now committed to being here.
2006          */
2007         isp->isp_state = ISP_RUNSTATE;
2008 }
2009
2010 static void
2011 isp_fibre_init_2400(ispsoftc_t *isp)
2012 {
2013         fcparam *fcp;
2014         isp_icb_2400_t local, *icbp = &local;
2015         mbreg_t mbs;
2016         int chan;
2017
2018         /*
2019          * Check to see whether all channels have *some* kind of role
2020          */
2021         for (chan = 0; chan < isp->isp_nchan; chan++) {
2022                 fcp = FCPARAM(isp, chan);
2023                 if (fcp->role != ISP_ROLE_NONE) {
2024                         break;
2025                 }
2026         }
2027         if (chan == isp->isp_nchan) {
2028                 isp_prt(isp, ISP_LOG_WARN1, "all %d channels with role 'none'", chan);
2029                 return;
2030         }
2031
2032         isp->isp_state = ISP_INITSTATE;
2033
2034         /*
2035          * Start with channel 0.
2036          */
2037         fcp = FCPARAM(isp, 0);
2038
2039         /*
2040          * Turn on LIP F8 async event (1)
2041          */
2042         MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
2043         mbs.param[1] = 1;
2044         isp_mboxcmd(isp, &mbs);
2045         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2046                 return;
2047         }
2048
2049         ISP_MEMZERO(icbp, sizeof (*icbp));
2050         icbp->icb_fwoptions1 = fcp->isp_fwoptions;
2051         icbp->icb_fwoptions2 = fcp->isp_xfwoptions;
2052         icbp->icb_fwoptions3 = fcp->isp_zfwoptions;
2053         if (isp->isp_nchan > 1 && ISP_CAP_VP0(isp)) {
2054                 icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2055                 icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2056         } else {
2057                 if (fcp->role & ISP_ROLE_TARGET)
2058                         icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2059                 else
2060                         icbp->icb_fwoptions1 &= ~ICB2400_OPT1_TGT_ENABLE;
2061                 if (fcp->role & ISP_ROLE_INITIATOR)
2062                         icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2063                 else
2064                         icbp->icb_fwoptions1 |= ICB2400_OPT1_INI_DISABLE;
2065         }
2066
2067         icbp->icb_version = ICB_VERSION1;
2068         icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
2069         if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
2070                 isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
2071                 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
2072         }
2073
2074         icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
2075         if (icbp->icb_execthrottle < 1) {
2076                 isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
2077                 icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
2078         }
2079
2080         /*
2081          * Set target exchange count. Take half if we are supporting both roles.
2082          */
2083         if (icbp->icb_fwoptions1 & ICB2400_OPT1_TGT_ENABLE) {
2084                 icbp->icb_xchgcnt = isp->isp_maxcmds;
2085                 if ((icbp->icb_fwoptions1 & ICB2400_OPT1_INI_DISABLE) == 0)
2086                         icbp->icb_xchgcnt >>= 1;
2087         }
2088
2089         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2090                 icbp->icb_hardaddr = fcp->isp_loopid;
2091                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2092                         icbp->icb_fwoptions1 |= ICB2400_OPT1_HARD_ADDRESS;
2093                 else
2094                         icbp->icb_fwoptions1 |= ICB2400_OPT1_PREV_ADDRESS;
2095         }
2096
2097         if (isp->isp_confopts & ISP_CFG_NOFCTAPE) {
2098                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_FCTAPE;
2099         }
2100         if (isp->isp_confopts & ISP_CFG_FCTAPE) {
2101                 icbp->icb_fwoptions2 |= ICB2400_OPT2_FCTAPE;
2102         }
2103
2104         for (chan = 0; chan < isp->isp_nchan; chan++) {
2105                 if (icbp->icb_fwoptions2 & ICB2400_OPT2_FCTAPE)
2106                         FCPARAM(isp, chan)->fctape_enabled = 1;
2107                 else
2108                         FCPARAM(isp, chan)->fctape_enabled = 0;
2109         }
2110
2111         switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
2112         case ISP_CFG_NPORT_ONLY:
2113                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2114                 icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_ONLY;
2115                 break;
2116         case ISP_CFG_LPORT_ONLY:
2117                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2118                 icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_ONLY;
2119                 break;
2120         default:
2121                 /* ISP_CFG_PTP_2_LOOP not available in 24XX/25XX */
2122                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2123                 icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2124                 break;
2125         }
2126
2127         switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK) {
2128         case ICB2400_OPT2_ZIO:
2129         case ICB2400_OPT2_ZIO1:
2130                 icbp->icb_idelaytimer = 0;
2131                 break;
2132         case 0:
2133                 break;
2134         default:
2135                 isp_prt(isp, ISP_LOGWARN, "bad value %x in fwopt2 timer field", icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK);
2136                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TIMER_MASK;
2137                 break;
2138         }
2139
2140         if (IS_26XX(isp)) {
2141                 /* We don't support MSI-X yet, so set this unconditionally. */
2142                 icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHR;
2143                 icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHA;
2144         }
2145
2146         if ((icbp->icb_fwoptions3 & ICB2400_OPT3_RSPSZ_MASK) == 0) {
2147                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RSPSZ_24;
2148         }
2149         if (isp->isp_confopts & ISP_CFG_1GB) {
2150                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2151                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_1GB;
2152         } else if (isp->isp_confopts & ISP_CFG_2GB) {
2153                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2154                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_2GB;
2155         } else if (isp->isp_confopts & ISP_CFG_4GB) {
2156                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2157                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_4GB;
2158         } else if (isp->isp_confopts & ISP_CFG_8GB) {
2159                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2160                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_8GB;
2161         } else if (isp->isp_confopts & ISP_CFG_16GB) {
2162                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2163                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_16GB;
2164         } else {
2165                 switch (icbp->icb_fwoptions3 & ICB2400_OPT3_RATE_MASK) {
2166                 case ICB2400_OPT3_RATE_4GB:
2167                 case ICB2400_OPT3_RATE_8GB:
2168                 case ICB2400_OPT3_RATE_16GB:
2169                 case ICB2400_OPT3_RATE_AUTO:
2170                         break;
2171                 case ICB2400_OPT3_RATE_2GB:
2172                         if (isp->isp_type <= ISP_HA_FC_2500)
2173                                 break;
2174                         /*FALLTHROUGH*/
2175                 case ICB2400_OPT3_RATE_1GB:
2176                         if (isp->isp_type <= ISP_HA_FC_2400)
2177                                 break;
2178                         /*FALLTHROUGH*/
2179                 default:
2180                         icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2181                         icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_AUTO;
2182                         break;
2183                 }
2184         }
2185         icbp->icb_logintime = ICB_LOGIN_TOV;
2186
2187         if (fcp->isp_wwnn && fcp->isp_wwpn) {
2188                 icbp->icb_fwoptions1 |= ICB2400_OPT1_BOTH_WWNS;
2189                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2190                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
2191                 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)),
2192                     ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2193         } else if (fcp->isp_wwpn) {
2194                 icbp->icb_fwoptions1 &= ~ICB2400_OPT1_BOTH_WWNS;
2195                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2196                 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)));
2197         } else {
2198                 isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
2199                 return;
2200         }
2201         icbp->icb_retry_count = fcp->isp_retry_count;
2202
2203         icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
2204         if (icbp->icb_rqstqlen < 8) {
2205                 isp_prt(isp, ISP_LOGERR, "bad request queue length %d", icbp->icb_rqstqlen);
2206                 return;
2207         }
2208         icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
2209         if (icbp->icb_rsltqlen < 8) {
2210                 isp_prt(isp, ISP_LOGERR, "bad result queue length %d",
2211                     icbp->icb_rsltqlen);
2212                 return;
2213         }
2214         icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
2215         icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
2216         icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
2217         icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
2218
2219         icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
2220         icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
2221         icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
2222         icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
2223
2224 #ifdef  ISP_TARGET_MODE
2225         /* unconditionally set up the ATIO queue if we support target mode */
2226         icbp->icb_atioqlen = RESULT_QUEUE_LEN(isp);
2227         if (icbp->icb_atioqlen < 8) {
2228                 isp_prt(isp, ISP_LOGERR, "bad ATIO queue length %d", icbp->icb_atioqlen);
2229                 return;
2230         }
2231         icbp->icb_atioqaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_atioq_dma);
2232         icbp->icb_atioqaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_atioq_dma);
2233         icbp->icb_atioqaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_atioq_dma);
2234         icbp->icb_atioqaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_atioq_dma);
2235         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),
2236             DMA_WD1(isp->isp_atioq_dma), DMA_WD0(isp->isp_atioq_dma));
2237 #endif
2238
2239         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);
2240
2241         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),
2242             DMA_WD1(isp->isp_rquest_dma), DMA_WD0(isp->isp_rquest_dma), DMA_WD3(isp->isp_result_dma), DMA_WD2(isp->isp_result_dma),
2243             DMA_WD1(isp->isp_result_dma), DMA_WD0(isp->isp_result_dma));
2244
2245         if (FC_SCRATCH_ACQUIRE(isp, 0)) {
2246                 isp_prt(isp, ISP_LOGERR, sacq);
2247                 return;
2248         }
2249         ISP_MEMZERO(fcp->isp_scratch, ISP_FC_SCRLEN);
2250         isp_put_icb_2400(isp, icbp, fcp->isp_scratch);
2251         if (isp->isp_dblev & ISP_LOGDEBUG1) {
2252                 isp_print_bytes(isp, "isp_fibre_init_2400",
2253                     sizeof (*icbp), fcp->isp_scratch);
2254         }
2255
2256         /*
2257          * Now fill in information about any additional channels
2258          */
2259         if (isp->isp_nchan > 1) {
2260                 isp_icb_2400_vpinfo_t vpinfo, *vdst;
2261                 vp_port_info_t pi, *pdst;
2262                 size_t amt = 0;
2263                 uint8_t *off;
2264
2265                 vpinfo.vp_global_options = ICB2400_VPGOPT_GEN_RIDA;
2266                 if (ISP_CAP_VP0(isp)) {
2267                         vpinfo.vp_global_options |= ICB2400_VPGOPT_VP0_DECOUPLE;
2268                         vpinfo.vp_count = isp->isp_nchan;
2269                         chan = 0;
2270                 } else {
2271                         vpinfo.vp_count = isp->isp_nchan - 1;
2272                         chan = 1;
2273                 }
2274                 off = fcp->isp_scratch;
2275                 off += ICB2400_VPINFO_OFF;
2276                 vdst = (isp_icb_2400_vpinfo_t *) off;
2277                 isp_put_icb_2400_vpinfo(isp, &vpinfo, vdst);
2278                 amt = ICB2400_VPINFO_OFF + sizeof (isp_icb_2400_vpinfo_t);
2279                 for (; chan < isp->isp_nchan; chan++) {
2280                         fcparam *fcp2;
2281
2282                         ISP_MEMZERO(&pi, sizeof (pi));
2283                         fcp2 = FCPARAM(isp, chan);
2284                         if (fcp2->role != ISP_ROLE_NONE) {
2285                                 pi.vp_port_options = ICB2400_VPOPT_ENABLED |
2286                                     ICB2400_VPOPT_ENA_SNSLOGIN;
2287                                 if (fcp2->role & ISP_ROLE_INITIATOR)
2288                                         pi.vp_port_options |= ICB2400_VPOPT_INI_ENABLE;
2289                                 if ((fcp2->role & ISP_ROLE_TARGET) == 0)
2290                                         pi.vp_port_options |= ICB2400_VPOPT_TGT_DISABLE;
2291                         }
2292                         if (fcp2->isp_loopid < LOCAL_LOOP_LIM) {
2293                                 pi.vp_port_loopid = fcp2->isp_loopid;
2294                                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2295                                         pi.vp_port_options |= ICB2400_VPOPT_HARD_ADDRESS;
2296                                 else
2297                                         pi.vp_port_options |= ICB2400_VPOPT_PREV_ADDRESS;
2298                         }
2299                         MAKE_NODE_NAME_FROM_WWN(pi.vp_port_portname, fcp2->isp_wwpn);
2300                         MAKE_NODE_NAME_FROM_WWN(pi.vp_port_nodename, fcp2->isp_wwnn);
2301                         off = fcp->isp_scratch;
2302                         if (ISP_CAP_VP0(isp))
2303                                 off += ICB2400_VPINFO_PORT_OFF(chan);
2304                         else
2305                                 off += ICB2400_VPINFO_PORT_OFF(chan - 1);
2306                         pdst = (vp_port_info_t *) off;
2307                         isp_put_vp_port_info(isp, &pi, pdst);
2308                         amt += ICB2400_VPOPT_WRITE_SIZE;
2309                 }
2310                 if (isp->isp_dblev & ISP_LOGDEBUG1) {
2311                         isp_print_bytes(isp, "isp_fibre_init_2400",
2312                             amt - ICB2400_VPINFO_OFF,
2313                             (char *)fcp->isp_scratch + ICB2400_VPINFO_OFF);
2314                 }
2315         }
2316
2317         /*
2318          * Init the firmware
2319          */
2320         MBSINIT(&mbs, 0, MBLOGALL, 30000000);
2321         if (isp->isp_nchan > 1) {
2322                 mbs.param[0] = MBOX_INIT_FIRMWARE_MULTI_ID;
2323         } else {
2324                 mbs.param[0] = MBOX_INIT_FIRMWARE;
2325         }
2326         mbs.param[1] = 0;
2327         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2328         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2329         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2330         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2331         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));
2332         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
2333         isp_mboxcmd(isp, &mbs);
2334         FC_SCRATCH_RELEASE(isp, 0);
2335
2336         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2337                 return;
2338         }
2339         isp->isp_reqidx = 0;
2340         isp->isp_reqodx = 0;
2341         isp->isp_residx = 0;
2342         isp->isp_resodx = 0;
2343         isp->isp_atioodx = 0;
2344
2345         /*
2346          * Whatever happens, we're now committed to being here.
2347          */
2348         isp->isp_state = ISP_RUNSTATE;
2349 }
2350
2351 static int
2352 isp_fc_enable_vp(ispsoftc_t *isp, int chan)
2353 {
2354         fcparam *fcp = FCPARAM(isp, chan);
2355         vp_modify_t vp;
2356         void *reqp;
2357         uint8_t resp[QENTRY_LEN];
2358
2359         /* Build a VP MODIFY command in memory */
2360         ISP_MEMZERO(&vp, sizeof(vp));
2361         vp.vp_mod_hdr.rqs_entry_type = RQSTYPE_VP_MODIFY;
2362         vp.vp_mod_hdr.rqs_entry_count = 1;
2363         vp.vp_mod_cnt = 1;
2364         vp.vp_mod_idx0 = chan;
2365         vp.vp_mod_cmd = VP_MODIFY_ENA;
2366         vp.vp_mod_ports[0].options = ICB2400_VPOPT_ENABLED |
2367             ICB2400_VPOPT_ENA_SNSLOGIN;
2368         if (fcp->role & ISP_ROLE_INITIATOR)
2369                 vp.vp_mod_ports[0].options |= ICB2400_VPOPT_INI_ENABLE;
2370         if ((fcp->role & ISP_ROLE_TARGET) == 0)
2371                 vp.vp_mod_ports[0].options |= ICB2400_VPOPT_TGT_DISABLE;
2372         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2373                 vp.vp_mod_ports[0].loopid = fcp->isp_loopid;
2374                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2375                         vp.vp_mod_ports[0].options |= ICB2400_VPOPT_HARD_ADDRESS;
2376                 else
2377                         vp.vp_mod_ports[0].options |= ICB2400_VPOPT_PREV_ADDRESS;
2378         }
2379         MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwpn, fcp->isp_wwpn);
2380         MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwnn, fcp->isp_wwnn);
2381
2382         /* Prepare space for response in memory */
2383         memset(resp, 0xff, sizeof(resp));
2384         vp.vp_mod_hdl = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2385         if (vp.vp_mod_hdl == 0) {
2386                 isp_prt(isp, ISP_LOGERR,
2387                     "%s: VP_MODIFY of Chan %d out of handles", __func__, chan);
2388                 return (EIO);
2389         }
2390
2391         /* Send request and wait for response. */
2392         reqp = isp_getrqentry(isp);
2393         if (reqp == NULL) {
2394                 isp_prt(isp, ISP_LOGERR,
2395                     "%s: VP_MODIFY of Chan %d out of rqent", __func__, chan);
2396                 isp_destroy_handle(isp, vp.vp_mod_hdl);
2397                 return (EIO);
2398         }
2399         isp_put_vp_modify(isp, &vp, (vp_modify_t *)reqp);
2400         if (isp->isp_dblev & ISP_LOGDEBUG1)
2401                 isp_print_bytes(isp, "IOCB VP_MODIFY", QENTRY_LEN, reqp);
2402         ISP_SYNC_REQUEST(isp);
2403         if (msleep(resp, &isp->isp_lock, 0, "VP_MODIFY", 5*hz) == EWOULDBLOCK) {
2404                 isp_prt(isp, ISP_LOGERR,
2405                     "%s: VP_MODIFY of Chan %d timed out", __func__, chan);
2406                 isp_destroy_handle(isp, vp.vp_mod_hdl);
2407                 return (EIO);
2408         }
2409         if (isp->isp_dblev & ISP_LOGDEBUG1)
2410                 isp_print_bytes(isp, "IOCB VP_MODIFY response", QENTRY_LEN, resp);
2411         isp_get_vp_modify(isp, (vp_modify_t *)resp, &vp);
2412
2413         if (vp.vp_mod_hdr.rqs_flags != 0 || vp.vp_mod_status != VP_STS_OK) {
2414                 isp_prt(isp, ISP_LOGERR,
2415                     "%s: VP_MODIFY of Chan %d failed with flags %x status %d",
2416                     __func__, chan, vp.vp_mod_hdr.rqs_flags, vp.vp_mod_status);
2417                 return (EIO);
2418         }
2419         return (0);
2420 }
2421
2422 static int
2423 isp_fc_disable_vp(ispsoftc_t *isp, int chan)
2424 {
2425         vp_ctrl_info_t vp;
2426         void *reqp;
2427         uint8_t resp[QENTRY_LEN];
2428
2429         /* Build a VP CTRL command in memory */
2430         ISP_MEMZERO(&vp, sizeof(vp));
2431         vp.vp_ctrl_hdr.rqs_entry_type = RQSTYPE_VP_CTRL;
2432         vp.vp_ctrl_hdr.rqs_entry_count = 1;
2433         if (ISP_CAP_VP0(isp)) {
2434                 vp.vp_ctrl_status = 1;
2435         } else {
2436                 vp.vp_ctrl_status = 0;
2437                 chan--; /* VP0 can not be controlled in this case. */
2438         }
2439         vp.vp_ctrl_command = VP_CTRL_CMD_DISABLE_VP_LOGO_ALL;
2440         vp.vp_ctrl_vp_count = 1;
2441         vp.vp_ctrl_idmap[chan / 16] |= (1 << chan % 16);
2442
2443         /* Prepare space for response in memory */
2444         memset(resp, 0xff, sizeof(resp));
2445         vp.vp_ctrl_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2446         if (vp.vp_ctrl_handle == 0) {
2447                 isp_prt(isp, ISP_LOGERR,
2448                     "%s: VP_CTRL of Chan %d out of handles", __func__, chan);
2449                 return (EIO);
2450         }
2451
2452         /* Send request and wait for response. */
2453         reqp = isp_getrqentry(isp);
2454         if (reqp == NULL) {
2455                 isp_prt(isp, ISP_LOGERR,
2456                     "%s: VP_CTRL of Chan %d out of rqent", __func__, chan);
2457                 isp_destroy_handle(isp, vp.vp_ctrl_handle);
2458                 return (EIO);
2459         }
2460         isp_put_vp_ctrl_info(isp, &vp, (vp_ctrl_info_t *)reqp);
2461         if (isp->isp_dblev & ISP_LOGDEBUG1)
2462                 isp_print_bytes(isp, "IOCB VP_CTRL", QENTRY_LEN, reqp);
2463         ISP_SYNC_REQUEST(isp);
2464         if (msleep(resp, &isp->isp_lock, 0, "VP_CTRL", 5*hz) == EWOULDBLOCK) {
2465                 isp_prt(isp, ISP_LOGERR,
2466                     "%s: VP_CTRL of Chan %d timed out", __func__, chan);
2467                 isp_destroy_handle(isp, vp.vp_ctrl_handle);
2468                 return (EIO);
2469         }
2470         if (isp->isp_dblev & ISP_LOGDEBUG1)
2471                 isp_print_bytes(isp, "IOCB VP_CTRL response", QENTRY_LEN, resp);
2472         isp_get_vp_ctrl_info(isp, (vp_ctrl_info_t *)resp, &vp);
2473
2474         if (vp.vp_ctrl_hdr.rqs_flags != 0 || vp.vp_ctrl_status != 0) {
2475                 isp_prt(isp, ISP_LOGERR,
2476                     "%s: VP_CTRL of Chan %d failed with flags %x status %d %d",
2477                     __func__, chan, vp.vp_ctrl_hdr.rqs_flags,
2478                     vp.vp_ctrl_status, vp.vp_ctrl_index_fail);
2479                 return (EIO);
2480         }
2481         return (0);
2482 }
2483
2484 static int
2485 isp_fc_change_role(ispsoftc_t *isp, int chan, int new_role)
2486 {
2487         fcparam *fcp = FCPARAM(isp, chan);
2488         int i, was, res = 0;
2489
2490         if (chan >= isp->isp_nchan) {
2491                 isp_prt(isp, ISP_LOGWARN, "%s: bad channel %d", __func__, chan);
2492                 return (ENXIO);
2493         }
2494         if (fcp->role == new_role)
2495                 return (0);
2496         for (was = 0, i = 0; i < isp->isp_nchan; i++) {
2497                 if (FCPARAM(isp, i)->role != ISP_ROLE_NONE)
2498                         was++;
2499         }
2500         if (was == 0 || (was == 1 && fcp->role != ISP_ROLE_NONE)) {
2501                 fcp->role = new_role;
2502                 return (isp_reinit(isp, 0));
2503         }
2504         if (fcp->role != ISP_ROLE_NONE) {
2505                 res = isp_fc_disable_vp(isp, chan);
2506                 isp_clear_portdb(isp, chan);
2507         }
2508         fcp->role = new_role;
2509         if (fcp->role != ISP_ROLE_NONE)
2510                 res = isp_fc_enable_vp(isp, chan);
2511         return (res);
2512 }
2513
2514 static void
2515 isp_clear_portdb(ispsoftc_t *isp, int chan)
2516 {
2517         fcparam *fcp = FCPARAM(isp, chan);
2518         fcportdb_t *lp;
2519         int i;
2520
2521         for (i = 0; i < MAX_FC_TARG; i++) {
2522                 lp = &fcp->portdb[i];
2523                 switch (lp->state) {
2524                 case FC_PORTDB_STATE_DEAD:
2525                 case FC_PORTDB_STATE_CHANGED:
2526                 case FC_PORTDB_STATE_VALID:
2527                         lp->state = FC_PORTDB_STATE_NIL;
2528                         isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
2529                         break;
2530                 case FC_PORTDB_STATE_NIL:
2531                 case FC_PORTDB_STATE_NEW:
2532                         lp->state = FC_PORTDB_STATE_NIL;
2533                         break;
2534                 case FC_PORTDB_STATE_ZOMBIE:
2535                         break;
2536                 default:
2537                         panic("Don't know how to clear state %d\n", lp->state);
2538                 }
2539         }
2540 }
2541
2542 static void
2543 isp_mark_portdb(ispsoftc_t *isp, int chan)
2544 {
2545         fcparam *fcp = FCPARAM(isp, chan);
2546         fcportdb_t *lp;
2547         int i;
2548
2549         for (i = 0; i < MAX_FC_TARG; i++) {
2550                 lp = &fcp->portdb[i];
2551                 if (lp->state == FC_PORTDB_STATE_NIL)
2552                         continue;
2553                 if (lp->portid >= DOMAIN_CONTROLLER_BASE &&
2554                     lp->portid <= DOMAIN_CONTROLLER_END)
2555                         continue;
2556                 fcp->portdb[i].probational = 1;
2557         }
2558 }
2559
2560 /*
2561  * Perform an IOCB PLOGI or LOGO via EXECUTE IOCB A64 for 24XX cards
2562  * or via FABRIC LOGIN/FABRIC LOGOUT for other cards.
2563  */
2564 static int
2565 isp_plogx(ispsoftc_t *isp, int chan, uint16_t handle, uint32_t portid, int flags)
2566 {
2567         isp_plogx_t pl;
2568         void *reqp;
2569         uint8_t resp[QENTRY_LEN];
2570         uint32_t sst, parm1;
2571         int rval, lev;
2572         const char *msg;
2573         char buf[64];
2574
2575         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d PLOGX %s PortID 0x%06x nphdl 0x%x",
2576             chan, (flags & PLOGX_FLG_CMD_MASK) == PLOGX_FLG_CMD_PLOGI ?
2577             "Login":"Logout", portid, handle);
2578         if (!IS_24XX(isp)) {
2579                 int action = flags & PLOGX_FLG_CMD_MASK;
2580                 if (action == PLOGX_FLG_CMD_PLOGI) {
2581                         return (isp_port_login(isp, handle, portid));
2582                 } else if (action == PLOGX_FLG_CMD_LOGO) {
2583                         return (isp_port_logout(isp, handle, portid));
2584                 } else {
2585                         return (MBOX_INVALID_COMMAND);
2586                 }
2587         }
2588
2589         ISP_MEMZERO(&pl, sizeof(pl));
2590         pl.plogx_header.rqs_entry_count = 1;
2591         pl.plogx_header.rqs_entry_type = RQSTYPE_LOGIN;
2592         pl.plogx_nphdl = handle;
2593         pl.plogx_vphdl = chan;
2594         pl.plogx_portlo = portid;
2595         pl.plogx_rspsz_porthi = (portid >> 16) & 0xff;
2596         pl.plogx_flags = flags;
2597
2598         /* Prepare space for response in memory */
2599         memset(resp, 0xff, sizeof(resp));
2600         pl.plogx_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2601         if (pl.plogx_handle == 0) {
2602                 isp_prt(isp, ISP_LOGERR,
2603                     "%s: PLOGX of Chan %d out of handles", __func__, chan);
2604                 return (-1);
2605         }
2606
2607         /* Send request and wait for response. */
2608         reqp = isp_getrqentry(isp);
2609         if (reqp == NULL) {
2610                 isp_prt(isp, ISP_LOGERR,
2611                     "%s: PLOGX of Chan %d out of rqent", __func__, chan);
2612                 isp_destroy_handle(isp, pl.plogx_handle);
2613                 return (-1);
2614         }
2615         isp_put_plogx(isp, &pl, (isp_plogx_t *)reqp);
2616         if (isp->isp_dblev & ISP_LOGDEBUG1)
2617                 isp_print_bytes(isp, "IOCB LOGX", QENTRY_LEN, reqp);
2618         ISP_SYNC_REQUEST(isp);
2619         if (msleep(resp, &isp->isp_lock, 0, "PLOGX", 3 * ICB_LOGIN_TOV * hz)
2620             == EWOULDBLOCK) {
2621                 isp_prt(isp, ISP_LOGERR,
2622                     "%s: PLOGX of Chan %d timed out", __func__, chan);
2623                 isp_destroy_handle(isp, pl.plogx_handle);
2624                 return (-1);
2625         }
2626         if (isp->isp_dblev & ISP_LOGDEBUG1)
2627                 isp_print_bytes(isp, "IOCB LOGX response", QENTRY_LEN, resp);
2628         isp_get_plogx(isp, (isp_plogx_t *)resp, &pl);
2629
2630         if (pl.plogx_status == PLOGX_STATUS_OK) {
2631                 return (0);
2632         } else if (pl.plogx_status != PLOGX_STATUS_IOCBERR) {
2633                 isp_prt(isp, ISP_LOGWARN,
2634                     "status 0x%x on port login IOCB channel %d",
2635                     pl.plogx_status, chan);
2636                 return (-1);
2637         }
2638
2639         sst = pl.plogx_ioparm[0].lo16 | (pl.plogx_ioparm[0].hi16 << 16);
2640         parm1 = pl.plogx_ioparm[1].lo16 | (pl.plogx_ioparm[1].hi16 << 16);
2641
2642         rval = -1;
2643         lev = ISP_LOGERR;
2644         msg = NULL;
2645
2646         switch (sst) {
2647         case PLOGX_IOCBERR_NOLINK:
2648                 msg = "no link";
2649                 break;
2650         case PLOGX_IOCBERR_NOIOCB:
2651                 msg = "no IOCB buffer";
2652                 break;
2653         case PLOGX_IOCBERR_NOXGHG:
2654                 msg = "no Exchange Control Block";
2655                 break;
2656         case PLOGX_IOCBERR_FAILED:
2657                 ISP_SNPRINTF(buf, sizeof (buf), "reason 0x%x (last LOGIN state 0x%x)", parm1 & 0xff, (parm1 >> 8) & 0xff);
2658                 msg = buf;
2659                 break;
2660         case PLOGX_IOCBERR_NOFABRIC:
2661                 msg = "no fabric";
2662                 break;
2663         case PLOGX_IOCBERR_NOTREADY:
2664                 msg = "firmware not ready";
2665                 break;
2666         case PLOGX_IOCBERR_NOLOGIN:
2667                 ISP_SNPRINTF(buf, sizeof (buf), "not logged in (last state 0x%x)", parm1);
2668                 msg = buf;
2669                 rval = MBOX_NOT_LOGGED_IN;
2670                 break;
2671         case PLOGX_IOCBERR_REJECT:
2672                 ISP_SNPRINTF(buf, sizeof (buf), "LS_RJT = 0x%x", parm1);
2673                 msg = buf;
2674                 break;
2675         case PLOGX_IOCBERR_NOPCB:
2676                 msg = "no PCB allocated";
2677                 break;
2678         case PLOGX_IOCBERR_EINVAL:
2679                 ISP_SNPRINTF(buf, sizeof (buf), "invalid parameter at offset 0x%x", parm1);
2680                 msg = buf;
2681                 break;
2682         case PLOGX_IOCBERR_PORTUSED:
2683                 lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2684                 ISP_SNPRINTF(buf, sizeof (buf), "already logged in with N-Port handle 0x%x", parm1);
2685                 msg = buf;
2686                 rval = MBOX_PORT_ID_USED | (parm1 << 16);
2687                 break;
2688         case PLOGX_IOCBERR_HNDLUSED:
2689                 lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2690                 ISP_SNPRINTF(buf, sizeof (buf), "handle already used for PortID 0x%06x", parm1);
2691                 msg = buf;
2692                 rval = MBOX_LOOP_ID_USED;
2693                 break;
2694         case PLOGX_IOCBERR_NOHANDLE:
2695                 msg = "no handle allocated";
2696                 break;
2697         case PLOGX_IOCBERR_NOFLOGI:
2698                 msg = "no FLOGI_ACC";
2699                 break;
2700         default:
2701                 ISP_SNPRINTF(buf, sizeof (buf), "status %x from %x", pl.plogx_status, flags);
2702                 msg = buf;
2703                 break;
2704         }
2705         if (msg) {
2706                 isp_prt(isp, ISP_LOGERR, "Chan %d PLOGX PortID 0x%06x to N-Port handle 0x%x: %s", chan, portid, handle, msg);
2707         }
2708         return (rval);
2709 }
2710
2711 static int
2712 isp_port_login(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2713 {
2714         mbreg_t mbs;
2715
2716         MBSINIT(&mbs, MBOX_FABRIC_LOGIN, MBLOGNONE, 500000);
2717         if (ISP_CAP_2KLOGIN(isp)) {
2718                 mbs.param[1] = handle;
2719                 mbs.ibits = (1 << 10);
2720         } else {
2721                 mbs.param[1] = handle << 8;
2722         }
2723         mbs.param[2] = portid >> 16;
2724         mbs.param[3] = portid;
2725         mbs.logval = MBLOGNONE;
2726         mbs.timeout = 500000;
2727         isp_mboxcmd(isp, &mbs);
2728
2729         switch (mbs.param[0]) {
2730         case MBOX_PORT_ID_USED:
2731                 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]);
2732                 return (MBOX_PORT_ID_USED | (mbs.param[1] << 16));
2733
2734         case MBOX_LOOP_ID_USED:
2735                 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);
2736                 return (MBOX_LOOP_ID_USED);
2737
2738         case MBOX_COMMAND_COMPLETE:
2739                 return (0);
2740
2741         case MBOX_COMMAND_ERROR:
2742                 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);
2743                 return (MBOX_COMMAND_ERROR);
2744
2745         case MBOX_ALL_IDS_USED:
2746                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: all IDs used for fabric login");
2747                 return (MBOX_ALL_IDS_USED);
2748
2749         default:
2750                 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);
2751                 return (mbs.param[0]);
2752         }
2753 }
2754
2755 /*
2756  * Pre-24XX fabric port logout
2757  *
2758  * Note that portid is not used
2759  */
2760 static int
2761 isp_port_logout(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2762 {
2763         mbreg_t mbs;
2764
2765         MBSINIT(&mbs, MBOX_FABRIC_LOGOUT, MBLOGNONE, 500000);
2766         if (ISP_CAP_2KLOGIN(isp)) {
2767                 mbs.param[1] = handle;
2768                 mbs.ibits = (1 << 10);
2769         } else {
2770                 mbs.param[1] = handle << 8;
2771         }
2772         isp_mboxcmd(isp, &mbs);
2773         return (mbs.param[0] == MBOX_COMMAND_COMPLETE? 0 : mbs.param[0]);
2774 }
2775
2776 static int
2777 isp_getpdb(ispsoftc_t *isp, int chan, uint16_t id, isp_pdb_t *pdb)
2778 {
2779         fcparam *fcp = FCPARAM(isp, chan);
2780         mbreg_t mbs;
2781         union {
2782                 isp_pdb_21xx_t fred;
2783                 isp_pdb_24xx_t bill;
2784         } un;
2785
2786         MBSINIT(&mbs, MBOX_GET_PORT_DB,
2787             MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 250000);
2788         if (IS_24XX(isp)) {
2789                 mbs.ibits = (1 << 9)|(1 << 10);
2790                 mbs.param[1] = id;
2791                 mbs.param[9] = chan;
2792         } else if (ISP_CAP_2KLOGIN(isp)) {
2793                 mbs.param[1] = id;
2794         } else {
2795                 mbs.param[1] = id << 8;
2796         }
2797         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2798         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2799         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2800         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2801         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2802                 isp_prt(isp, ISP_LOGERR, sacq);
2803                 return (-1);
2804         }
2805         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof(un), chan);
2806         isp_mboxcmd(isp, &mbs);
2807         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2808                 FC_SCRATCH_RELEASE(isp, chan);
2809                 return (mbs.param[0] | (mbs.param[1] << 16));
2810         }
2811         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, sizeof(un), chan);
2812         if (IS_24XX(isp)) {
2813                 isp_get_pdb_24xx(isp, fcp->isp_scratch, &un.bill);
2814                 pdb->handle = un.bill.pdb_handle;
2815                 pdb->prli_word3 = un.bill.pdb_prli_svc3;
2816                 pdb->portid = BITS2WORD_24XX(un.bill.pdb_portid_bits);
2817                 ISP_MEMCPY(pdb->portname, un.bill.pdb_portname, 8);
2818                 ISP_MEMCPY(pdb->nodename, un.bill.pdb_nodename, 8);
2819                 isp_prt(isp, ISP_LOGDEBUG1,
2820                     "Chan %d handle 0x%x Port 0x%06x flags 0x%x curstate %x",
2821                     chan, id, pdb->portid, un.bill.pdb_flags,
2822                     un.bill.pdb_curstate);
2823                 if (un.bill.pdb_curstate < PDB2400_STATE_PLOGI_DONE || un.bill.pdb_curstate > PDB2400_STATE_LOGGED_IN) {
2824                         mbs.param[0] = MBOX_NOT_LOGGED_IN;
2825                         FC_SCRATCH_RELEASE(isp, chan);
2826                         return (mbs.param[0]);
2827                 }
2828         } else {
2829                 isp_get_pdb_21xx(isp, fcp->isp_scratch, &un.fred);
2830                 pdb->handle = un.fred.pdb_loopid;
2831                 pdb->prli_word3 = un.fred.pdb_prli_svc3;
2832                 pdb->portid = BITS2WORD(un.fred.pdb_portid_bits);
2833                 ISP_MEMCPY(pdb->portname, un.fred.pdb_portname, 8);
2834                 ISP_MEMCPY(pdb->nodename, un.fred.pdb_nodename, 8);
2835                 isp_prt(isp, ISP_LOGDEBUG1,
2836                     "Chan %d handle 0x%x Port 0x%06x", chan, id, pdb->portid);
2837         }
2838         FC_SCRATCH_RELEASE(isp, chan);
2839         return (0);
2840 }
2841
2842 static int
2843 isp_gethandles(ispsoftc_t *isp, int chan, uint16_t *handles, int *num, int loop)
2844 {
2845         fcparam *fcp = FCPARAM(isp, chan);
2846         mbreg_t mbs;
2847         isp_pnhle_21xx_t el1, *elp1;
2848         isp_pnhle_23xx_t el3, *elp3;
2849         isp_pnhle_24xx_t el4, *elp4;
2850         int i, j;
2851         uint32_t p;
2852         uint16_t h;
2853
2854         MBSINIT(&mbs, MBOX_GET_ID_LIST, MBLOGALL, 250000);
2855         if (IS_24XX(isp)) {
2856                 mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2857                 mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2858                 mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2859                 mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2860                 mbs.param[8] = ISP_FC_SCRLEN;
2861                 mbs.param[9] = chan;
2862         } else {
2863                 mbs.ibits = (1 << 1)|(1 << 2)|(1 << 3)|(1 << 6);
2864                 mbs.param[1] = DMA_WD1(fcp->isp_scdma);
2865                 mbs.param[2] = DMA_WD0(fcp->isp_scdma);
2866                 mbs.param[3] = DMA_WD3(fcp->isp_scdma);
2867                 mbs.param[6] = DMA_WD2(fcp->isp_scdma);
2868         }
2869         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2870                 isp_prt(isp, ISP_LOGERR, sacq);
2871                 return (-1);
2872         }
2873         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, ISP_FC_SCRLEN, chan);
2874         isp_mboxcmd(isp, &mbs);
2875         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2876                 FC_SCRATCH_RELEASE(isp, chan);
2877                 return (mbs.param[0] | (mbs.param[1] << 16));
2878         }
2879         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, ISP_FC_SCRLEN, chan);
2880         elp1 = fcp->isp_scratch;
2881         elp3 = fcp->isp_scratch;
2882         elp4 = fcp->isp_scratch;
2883         for (i = 0, j = 0; i < mbs.param[1] && j < *num; i++) {
2884                 if (IS_24XX(isp)) {
2885                         isp_get_pnhle_24xx(isp, &elp4[i], &el4);
2886                         p = el4.pnhle_port_id_lo |
2887                             (el4.pnhle_port_id_hi << 16);
2888                         h = el4.pnhle_handle;
2889                 } else if (IS_23XX(isp)) {
2890                         isp_get_pnhle_23xx(isp, &elp3[i], &el3);
2891                         p = el3.pnhle_port_id_lo |
2892                             (el3.pnhle_port_id_hi << 16);
2893                         h = el3.pnhle_handle;
2894                 } else { /* 21xx */
2895                         isp_get_pnhle_21xx(isp, &elp1[i], &el1);
2896                         p = el1.pnhle_port_id_lo |
2897                             ((el1.pnhle_port_id_hi_handle & 0xff) << 16);
2898                         h = el1.pnhle_port_id_hi_handle >> 8;
2899                 }
2900                 if (loop && (p >> 8) != (fcp->isp_portid >> 8))
2901                         continue;
2902                 handles[j++] = h;
2903         }
2904         *num = j;
2905         FC_SCRATCH_RELEASE(isp, chan);
2906         return (0);
2907 }
2908
2909 static void
2910 isp_dump_chip_portdb(ispsoftc_t *isp, int chan)
2911 {
2912         isp_pdb_t pdb;
2913         uint16_t lim, nphdl;
2914
2915         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d chip port dump", chan);
2916         if (ISP_CAP_2KLOGIN(isp)) {
2917                 lim = NPH_MAX_2K;
2918         } else {
2919                 lim = NPH_MAX;
2920         }
2921         for (nphdl = 0; nphdl != lim; nphdl++) {
2922                 if (isp_getpdb(isp, chan, nphdl, &pdb)) {
2923                         continue;
2924                 }
2925                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d Handle 0x%04x "
2926                     "PortID 0x%06x WWPN 0x%02x%02x%02x%02x%02x%02x%02x%02x",
2927                     chan, nphdl, pdb.portid, pdb.portname[0], pdb.portname[1],
2928                     pdb.portname[2], pdb.portname[3], pdb.portname[4],
2929                     pdb.portname[5], pdb.portname[6], pdb.portname[7]);
2930         }
2931 }
2932
2933 static uint64_t
2934 isp_get_wwn(ispsoftc_t *isp, int chan, int nphdl, int nodename)
2935 {
2936         uint64_t wwn = INI_NONE;
2937         mbreg_t mbs;
2938
2939         MBSINIT(&mbs, MBOX_GET_PORT_NAME,
2940             MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 500000);
2941         if (ISP_CAP_2KLOGIN(isp)) {
2942                 mbs.param[1] = nphdl;
2943                 if (nodename) {
2944                         mbs.param[10] = 1;
2945                 }
2946                 mbs.param[9] = chan;
2947         } else {
2948                 mbs.ibitm = 3;
2949                 mbs.param[1] = nphdl << 8;
2950                 if (nodename) {
2951                         mbs.param[1] |= 1;
2952                 }
2953         }
2954         isp_mboxcmd(isp, &mbs);
2955         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2956                 return (wwn);
2957         }
2958         if (IS_24XX(isp)) {
2959                 wwn =
2960                     (((uint64_t)(mbs.param[2] >> 8))    << 56) |
2961                     (((uint64_t)(mbs.param[2] & 0xff))  << 48) |
2962                     (((uint64_t)(mbs.param[3] >> 8))    << 40) |
2963                     (((uint64_t)(mbs.param[3] & 0xff))  << 32) |
2964                     (((uint64_t)(mbs.param[6] >> 8))    << 24) |
2965                     (((uint64_t)(mbs.param[6] & 0xff))  << 16) |
2966                     (((uint64_t)(mbs.param[7] >> 8))    <<  8) |
2967                     (((uint64_t)(mbs.param[7] & 0xff)));
2968         } else {
2969                 wwn =
2970                     (((uint64_t)(mbs.param[2] & 0xff))  << 56) |
2971                     (((uint64_t)(mbs.param[2] >> 8))    << 48) |
2972                     (((uint64_t)(mbs.param[3] & 0xff))  << 40) |
2973                     (((uint64_t)(mbs.param[3] >> 8))    << 32) |
2974                     (((uint64_t)(mbs.param[6] & 0xff))  << 24) |
2975                     (((uint64_t)(mbs.param[6] >> 8))    << 16) |
2976                     (((uint64_t)(mbs.param[7] & 0xff))  <<  8) |
2977                     (((uint64_t)(mbs.param[7] >> 8)));
2978         }
2979         return (wwn);
2980 }
2981
2982 /*
2983  * Make sure we have good FC link.
2984  */
2985
2986 static int
2987 isp_fclink_test(ispsoftc_t *isp, int chan, int usdelay)
2988 {
2989         mbreg_t mbs;
2990         int i, r;
2991         uint16_t nphdl;
2992         fcparam *fcp;
2993         isp_pdb_t pdb;
2994         NANOTIME_T hra, hrb;
2995
2996         fcp = FCPARAM(isp, chan);
2997
2998         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
2999                 return (-1);
3000         if (fcp->isp_loopstate >= LOOP_LTEST_DONE)
3001                 return (0);
3002
3003         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test", chan);
3004         fcp->isp_loopstate = LOOP_TESTING_LINK;
3005
3006         /*
3007          * Wait up to N microseconds for F/W to go to a ready state.
3008          */
3009         GET_NANOTIME(&hra);
3010         while (1) {
3011                 isp_change_fw_state(isp, chan, isp_fw_state(isp, chan));
3012                 if (fcp->isp_fwstate == FW_READY) {
3013                         break;
3014                 }
3015                 if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3016                         goto abort;
3017                 GET_NANOTIME(&hrb);
3018                 if ((NANOTIME_SUB(&hrb, &hra) / 1000 + 1000 >= usdelay))
3019                         break;
3020                 ISP_SLEEP(isp, 1000);
3021         }
3022         if (fcp->isp_fwstate != FW_READY) {
3023                 isp_prt(isp, ISP_LOG_SANCFG,
3024                     "Chan %d Firmware is not ready (%s)",
3025                     chan, isp_fc_fw_statename(fcp->isp_fwstate));
3026                 return (-1);
3027         }
3028
3029         /*
3030          * Get our Loop ID and Port ID.
3031          */
3032         MBSINIT(&mbs, MBOX_GET_LOOP_ID, MBLOGALL, 0);
3033         mbs.param[9] = chan;
3034         isp_mboxcmd(isp, &mbs);
3035         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3036                 return (-1);
3037         }
3038
3039         if (IS_2100(isp)) {
3040                 /*
3041                  * Don't bother with fabric if we are using really old
3042                  * 2100 firmware. It's just not worth it.
3043                  */
3044                 if (ISP_FW_NEWER_THAN(isp, 1, 15, 37))
3045                         fcp->isp_topo = TOPO_FL_PORT;
3046                 else
3047                         fcp->isp_topo = TOPO_NL_PORT;
3048         } else {
3049                 int topo = (int) mbs.param[6];
3050                 if (topo < TOPO_NL_PORT || topo > TOPO_PTP_STUB) {
3051                         topo = TOPO_PTP_STUB;
3052                 }
3053                 fcp->isp_topo = topo;
3054         }
3055         fcp->isp_portid = mbs.param[2] | (mbs.param[3] << 16);
3056
3057         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3058                 fcp->isp_loopid = mbs.param[1] & 0xff;
3059         } else if (fcp->isp_topo != TOPO_F_PORT) {
3060                 uint8_t alpa = fcp->isp_portid;
3061
3062                 for (i = 0; alpa_map[i]; i++) {
3063                         if (alpa_map[i] == alpa)
3064                                 break;
3065                 }
3066                 if (alpa_map[i])
3067                         fcp->isp_loopid = i;
3068         }
3069
3070         if (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT) {
3071                 nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3072                 r = isp_getpdb(isp, chan, nphdl, &pdb);
3073                 if (r != 0 || pdb.portid == 0) {
3074                         if (IS_2100(isp)) {
3075                                 fcp->isp_topo = TOPO_NL_PORT;
3076                         } else {
3077                                 isp_prt(isp, ISP_LOGWARN,
3078                                     "fabric topology, but cannot get info about fabric controller (0x%x)", r);
3079                                 fcp->isp_topo = TOPO_PTP_STUB;
3080                         }
3081                         goto not_on_fabric;
3082                 }
3083
3084                 if (IS_24XX(isp)) {
3085                         fcp->isp_fabric_params = mbs.param[7];
3086                         fcp->isp_sns_hdl = NPH_SNS_ID;
3087                         r = isp_register_fc4_type_24xx(isp, chan);
3088                         if (r == 0)
3089                                 isp_register_fc4_features_24xx(isp, chan);
3090                         isp_register_port_name_24xx(isp, chan);
3091                         isp_register_node_name_24xx(isp, chan);
3092                 } else {
3093                         fcp->isp_sns_hdl = SNS_ID;
3094                         r = isp_register_fc4_type(isp, chan);
3095                         if (r == 0 && fcp->role == ISP_ROLE_TARGET)
3096                                 isp_send_change_request(isp, chan);
3097                 }
3098                 if (r) {
3099                         isp_prt(isp, ISP_LOGWARN|ISP_LOG_SANCFG, "%s: register fc4 type failed", __func__);
3100                         return (-1);
3101                 }
3102         }
3103
3104 not_on_fabric:
3105         /* Get link speed. */
3106         fcp->isp_gbspeed = 1;
3107         if (IS_23XX(isp) || IS_24XX(isp)) {
3108                 MBSINIT(&mbs, MBOX_GET_SET_DATA_RATE, MBLOGALL, 3000000);
3109                 mbs.param[1] = MBGSD_GET_RATE;
3110                 /* mbs.param[2] undefined if we're just getting rate */
3111                 isp_mboxcmd(isp, &mbs);
3112                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3113                         if (mbs.param[1] == MBGSD_10GB)
3114                                 fcp->isp_gbspeed = 10;
3115                         else if (mbs.param[1] == MBGSD_16GB)
3116                                 fcp->isp_gbspeed = 16;
3117                         else if (mbs.param[1] == MBGSD_8GB)
3118                                 fcp->isp_gbspeed = 8;
3119                         else if (mbs.param[1] == MBGSD_4GB)
3120                                 fcp->isp_gbspeed = 4;
3121                         else if (mbs.param[1] == MBGSD_2GB)
3122                                 fcp->isp_gbspeed = 2;
3123                         else if (mbs.param[1] == MBGSD_1GB)
3124                                 fcp->isp_gbspeed = 1;
3125                 }
3126         }
3127
3128         if (fcp->isp_loopstate < LOOP_TESTING_LINK) {
3129 abort:
3130                 isp_prt(isp, ISP_LOG_SANCFG,
3131                     "Chan %d FC link test aborted", chan);
3132                 return (1);
3133         }
3134         fcp->isp_loopstate = LOOP_LTEST_DONE;
3135         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3136             "Chan %d WWPN %016jx WWNN %016jx",
3137             chan, (uintmax_t)fcp->isp_wwpn, (uintmax_t)fcp->isp_wwnn);
3138         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3139             "Chan %d %dGb %s PortID 0x%06x LoopID 0x%02x",
3140             chan, fcp->isp_gbspeed, isp_fc_toponame(fcp), fcp->isp_portid,
3141             fcp->isp_loopid);
3142         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test done", chan);
3143         return (0);
3144 }
3145
3146 /*
3147  * Complete the synchronization of our Port Database.
3148  *
3149  * At this point, we've scanned the local loop (if any) and the fabric
3150  * and performed fabric logins on all new devices.
3151  *
3152  * Our task here is to go through our port database removing any entities
3153  * that are still marked probational (issuing PLOGO for ones which we had
3154  * PLOGI'd into) or are dead, and notifying upper layers about new/changed
3155  * devices.
3156  */
3157 static int
3158 isp_pdb_sync(ispsoftc_t *isp, int chan)
3159 {
3160         fcparam *fcp = FCPARAM(isp, chan);
3161         fcportdb_t *lp;
3162         uint16_t dbidx;
3163
3164         if (fcp->isp_loopstate < LOOP_FSCAN_DONE)
3165                 return (-1);
3166         if (fcp->isp_loopstate >= LOOP_READY)
3167                 return (0);
3168
3169         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync", chan);
3170
3171         fcp->isp_loopstate = LOOP_SYNCING_PDB;
3172
3173         for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3174                 lp = &fcp->portdb[dbidx];
3175
3176                 if (lp->state == FC_PORTDB_STATE_NIL)
3177                         continue;
3178                 if (lp->probational && lp->state != FC_PORTDB_STATE_ZOMBIE)
3179                         lp->state = FC_PORTDB_STATE_DEAD;
3180                 switch (lp->state) {
3181                 case FC_PORTDB_STATE_DEAD:
3182                         lp->state = FC_PORTDB_STATE_NIL;
3183                         isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
3184                         if (lp->autologin == 0) {
3185                                 (void) isp_plogx(isp, chan, lp->handle,
3186                                     lp->portid,
3187                                     PLOGX_FLG_CMD_LOGO |
3188                                     PLOGX_FLG_IMPLICIT |
3189                                     PLOGX_FLG_FREE_NPHDL);
3190                         }
3191                         /*
3192                          * Note that we might come out of this with our state
3193                          * set to FC_PORTDB_STATE_ZOMBIE.
3194                          */
3195                         break;
3196                 case FC_PORTDB_STATE_NEW:
3197                         lp->state = FC_PORTDB_STATE_VALID;
3198                         isp_async(isp, ISPASYNC_DEV_ARRIVED, chan, lp);
3199                         break;
3200                 case FC_PORTDB_STATE_CHANGED:
3201                         lp->state = FC_PORTDB_STATE_VALID;
3202                         isp_async(isp, ISPASYNC_DEV_CHANGED, chan, lp);
3203                         lp->portid = lp->new_portid;
3204                         lp->prli_word3 = lp->new_prli_word3;
3205                         break;
3206                 case FC_PORTDB_STATE_VALID:
3207                         isp_async(isp, ISPASYNC_DEV_STAYED, chan, lp);
3208                         break;
3209                 case FC_PORTDB_STATE_ZOMBIE:
3210                         break;
3211                 default:
3212                         isp_prt(isp, ISP_LOGWARN,
3213                             "isp_pdb_sync: state %d for idx %d",
3214                             lp->state, dbidx);
3215                         isp_dump_portdb(isp, chan);
3216                 }
3217         }
3218
3219         if (fcp->isp_loopstate < LOOP_SYNCING_PDB) {
3220                 isp_prt(isp, ISP_LOG_SANCFG,
3221                     "Chan %d FC PDB sync aborted", chan);
3222                 return (1);
3223         }
3224
3225         fcp->isp_loopstate = LOOP_READY;
3226         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync done", chan);
3227         return (0);
3228 }
3229
3230 static void
3231 isp_pdb_add_update(ispsoftc_t *isp, int chan, isp_pdb_t *pdb)
3232 {
3233         fcportdb_t *lp;
3234         uint64_t wwnn, wwpn;
3235
3236         MAKE_WWN_FROM_NODE_NAME(wwnn, pdb->nodename);
3237         MAKE_WWN_FROM_NODE_NAME(wwpn, pdb->portname);
3238
3239         /* Search port database for the same WWPN. */
3240         if (isp_find_pdb_by_wwpn(isp, chan, wwpn, &lp)) {
3241                 if (!lp->probational) {
3242                         isp_prt(isp, ISP_LOGERR,
3243                             "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3244                             chan, lp->portid, lp->handle,
3245                             FC_PORTDB_TGT(isp, chan, lp), lp->state);
3246                         isp_dump_portdb(isp, chan);
3247                         return;
3248                 }
3249                 lp->probational = 0;
3250                 lp->node_wwn = wwnn;
3251
3252                 /* Old device, nothing new. */
3253                 if (lp->portid == pdb->portid &&
3254                     lp->handle == pdb->handle &&
3255                     lp->prli_word3 == pdb->prli_word3) {
3256                         if (lp->state != FC_PORTDB_STATE_NEW)
3257                                 lp->state = FC_PORTDB_STATE_VALID;
3258                         isp_prt(isp, ISP_LOG_SANCFG,
3259                             "Chan %d Port 0x%06x@0x%04x is valid",
3260                             chan, pdb->portid, pdb->handle);
3261                         return;
3262                 }
3263
3264                 /* Something has changed. */
3265                 lp->state = FC_PORTDB_STATE_CHANGED;
3266                 lp->handle = pdb->handle;
3267                 lp->new_portid = pdb->portid;
3268                 lp->new_prli_word3 = pdb->prli_word3;
3269                 isp_prt(isp, ISP_LOG_SANCFG,
3270                     "Chan %d Port 0x%06x@0x%04x is changed",
3271                     chan, pdb->portid, pdb->handle);
3272                 return;
3273         }
3274
3275         /* It seems like a new port. Find an empty slot for it. */
3276         if (!isp_find_pdb_empty(isp, chan, &lp)) {
3277                 isp_prt(isp, ISP_LOGERR, "Chan %d out of portdb entries", chan);
3278                 return;
3279         }
3280
3281         ISP_MEMZERO(lp, sizeof (fcportdb_t));
3282         lp->autologin = 1;
3283         lp->probational = 0;
3284         lp->state = FC_PORTDB_STATE_NEW;
3285         lp->portid = lp->new_portid = pdb->portid;
3286         lp->prli_word3 = lp->new_prli_word3 = pdb->prli_word3;
3287         lp->handle = pdb->handle;
3288         lp->port_wwn = wwpn;
3289         lp->node_wwn = wwnn;
3290         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Port 0x%06x@0x%04x is new",
3291             chan, pdb->portid, pdb->handle);
3292 }
3293
3294 /*
3295  * Fix port IDs for logged-in initiators on pre-2400 chips.
3296  * For those chips we are not receiving login events, adding initiators
3297  * based on ATIO requests, but there is no port ID in that structure.
3298  */
3299 static void
3300 isp_fix_portids(ispsoftc_t *isp, int chan)
3301 {
3302         fcparam *fcp = FCPARAM(isp, chan);
3303         isp_pdb_t pdb;
3304         uint64_t wwpn;
3305         int i, r;
3306
3307         for (i = 0; i < MAX_FC_TARG; i++) {
3308                 fcportdb_t *lp = &fcp->portdb[i];
3309
3310                 if (lp->state == FC_PORTDB_STATE_NIL ||
3311                     lp->state == FC_PORTDB_STATE_ZOMBIE)
3312                         continue;
3313                 if (VALID_PORT(lp->portid))
3314                         continue;
3315
3316                 r = isp_getpdb(isp, chan, lp->handle, &pdb);
3317                 if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3318                         return;
3319                 if (r != 0) {
3320                         isp_prt(isp, ISP_LOGDEBUG1,
3321                             "Chan %d FC Scan Loop handle %d returned %x",
3322                             chan, lp->handle, r);
3323                         continue;
3324                 }
3325
3326                 MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3327                 if (lp->port_wwn != wwpn)
3328                         continue;
3329                 lp->portid = lp->new_portid = pdb.portid;
3330                 isp_prt(isp, ISP_LOG_SANCFG,
3331                     "Chan %d Port 0x%06x@0x%04x is fixed",
3332                     chan, pdb.portid, pdb.handle);
3333         }
3334 }
3335
3336 /*
3337  * Scan local loop for devices.
3338  */
3339 static int
3340 isp_scan_loop(ispsoftc_t *isp, int chan)
3341 {
3342         fcparam *fcp = FCPARAM(isp, chan);
3343         int idx, lim, r;
3344         isp_pdb_t pdb;
3345         uint16_t *handles;
3346         uint16_t handle;
3347
3348         if (fcp->isp_loopstate < LOOP_LTEST_DONE)
3349                 return (-1);
3350         if (fcp->isp_loopstate >= LOOP_LSCAN_DONE)
3351                 return (0);
3352
3353         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan", chan);
3354         fcp->isp_loopstate = LOOP_SCANNING_LOOP;
3355         if (TOPO_IS_FABRIC(fcp->isp_topo)) {
3356                 if (!IS_24XX(isp)) {
3357                         isp_fix_portids(isp, chan);
3358                         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3359                                 goto abort;
3360                 }
3361                 isp_prt(isp, ISP_LOG_SANCFG,
3362                     "Chan %d FC loop scan done (no loop)", chan);
3363                 fcp->isp_loopstate = LOOP_LSCAN_DONE;
3364                 return (0);
3365         }
3366
3367         handles = (uint16_t *)fcp->isp_scanscratch;
3368         lim = ISP_FC_SCRLEN / 2;
3369         r = isp_gethandles(isp, chan, handles, &lim, 1);
3370         if (r != 0) {
3371                 isp_prt(isp, ISP_LOG_SANCFG,
3372                     "Chan %d Getting list of handles failed with %x", chan, r);
3373                 isp_prt(isp, ISP_LOG_SANCFG,
3374                     "Chan %d FC loop scan done (bad)", chan);
3375                 return (-1);
3376         }
3377
3378         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Got %d handles",
3379             chan, lim);
3380
3381         /*
3382          * Run through the list and get the port database info for each one.
3383          */
3384         isp_mark_portdb(isp, chan);
3385         for (idx = 0; idx < lim; idx++) {
3386                 handle = handles[idx];
3387
3388                 /*
3389                  * Don't scan "special" ids.
3390                  */
3391                 if (ISP_CAP_2KLOGIN(isp)) {
3392                         if (handle >= NPH_RESERVED)
3393                                 continue;
3394                 } else {
3395                         if (handle >= FL_ID && handle <= SNS_ID)
3396                                 continue;
3397                 }
3398
3399                 /*
3400                  * In older cards with older f/w GET_PORT_DATABASE has been
3401                  * known to hang. This trick gets around that problem.
3402                  */
3403                 if (IS_2100(isp) || IS_2200(isp)) {
3404                         uint64_t node_wwn = isp_get_wwn(isp, chan, handle, 1);
3405                         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
3406 abort:
3407                                 isp_prt(isp, ISP_LOG_SANCFG,
3408                                     "Chan %d FC loop scan aborted", chan);
3409                                 return (1);
3410                         }
3411                         if (node_wwn == INI_NONE) {
3412                                 continue;
3413                         }
3414                 }
3415
3416                 /*
3417                  * Get the port database entity for this index.
3418                  */
3419                 r = isp_getpdb(isp, chan, handle, &pdb);
3420                 if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3421                         goto abort;
3422                 if (r != 0) {
3423                         isp_prt(isp, ISP_LOGDEBUG1,
3424                             "Chan %d FC Scan Loop handle %d returned %x",
3425                             chan, handle, r);
3426                         continue;
3427                 }
3428
3429                 isp_pdb_add_update(isp, chan, &pdb);
3430         }
3431         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3432                 goto abort;
3433         fcp->isp_loopstate = LOOP_LSCAN_DONE;
3434         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan done", chan);
3435         return (0);
3436 }
3437
3438 /*
3439  * Scan the fabric for devices and add them to our port database.
3440  *
3441  * Use the GID_FT command to get all Port IDs for FC4 SCSI devices it knows.
3442  *
3443  * For 2100-23XX cards, we can use the SNS mailbox command to pass simple
3444  * name server commands to the switch management server via the QLogic f/w.
3445  *
3446  * For the 24XX card, we have to use CT-Pass through run via the Execute IOCB
3447  * mailbox command.
3448  */
3449 #define GIDLEN  (ISP_FC_SCRLEN - (3 * QENTRY_LEN))
3450 #define NGENT   ((GIDLEN - 16) >> 2)
3451
3452 #define XTXOFF  (ISP_FC_SCRLEN - (3 * QENTRY_LEN))      /* CT request */
3453 #define CTXOFF  (ISP_FC_SCRLEN - (2 * QENTRY_LEN))      /* Request IOCB */
3454 #define ZTXOFF  (ISP_FC_SCRLEN - (1 * QENTRY_LEN))      /* Response IOCB */
3455
3456 static int
3457 isp_gid_ft_sns(ispsoftc_t *isp, int chan)
3458 {
3459         union {
3460                 sns_gid_ft_req_t _x;
3461                 uint8_t _y[SNS_GID_FT_REQ_SIZE];
3462         } un;
3463         fcparam *fcp = FCPARAM(isp, chan);
3464         sns_gid_ft_req_t *rq = &un._x;
3465         uint8_t *scp = fcp->isp_scratch;
3466         mbreg_t mbs;
3467
3468         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via SNS", chan);
3469         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3470                 isp_prt(isp, ISP_LOGERR, sacq);
3471                 return (-1);
3472         }
3473
3474         ISP_MEMZERO(rq, SNS_GID_FT_REQ_SIZE);
3475         rq->snscb_rblen = GIDLEN >> 1;
3476         rq->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3477         rq->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3478         rq->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3479         rq->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3480         rq->snscb_sblen = 6;
3481         rq->snscb_cmd = SNS_GID_FT;
3482         rq->snscb_mword_div_2 = NGENT;
3483         rq->snscb_fc4_type = FC4_SCSI;
3484
3485         isp_put_gid_ft_request(isp, rq, (sns_gid_ft_req_t *)&scp[CTXOFF]);
3486         MEMORYBARRIER(isp, SYNC_SFORDEV, CTXOFF, SNS_GID_FT_REQ_SIZE, chan);
3487
3488         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3489         mbs.param[0] = MBOX_SEND_SNS;
3490         mbs.param[1] = SNS_GID_FT_REQ_SIZE >> 1;
3491         mbs.param[2] = DMA_WD1(fcp->isp_scdma + CTXOFF);
3492         mbs.param[3] = DMA_WD0(fcp->isp_scdma + CTXOFF);
3493         mbs.param[6] = DMA_WD3(fcp->isp_scdma + CTXOFF);
3494         mbs.param[7] = DMA_WD2(fcp->isp_scdma + CTXOFF);
3495         isp_mboxcmd(isp, &mbs);
3496         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3497                 if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3498                         return (1);
3499                 } else {
3500                         return (-1);
3501                 }
3502         }
3503         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, GIDLEN, chan);
3504         if (isp->isp_dblev & ISP_LOGDEBUG1)
3505                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3506         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3507             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3508         FC_SCRATCH_RELEASE(isp, chan);
3509         return (0);
3510 }
3511
3512 static int
3513 isp_ct_passthru(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3514 {
3515         mbreg_t mbs;
3516         fcparam *fcp = FCPARAM(isp, chan);
3517         union {
3518                 isp_ct_pt_t plocal;
3519                 uint8_t q[QENTRY_LEN];
3520         } un;
3521         isp_ct_pt_t *pt;
3522         uint8_t *scp = fcp->isp_scratch;
3523
3524         /*
3525          * Build a Passthrough IOCB in memory.
3526          */
3527         pt = &un.plocal;
3528         ISP_MEMZERO(un.q, QENTRY_LEN);
3529         pt->ctp_header.rqs_entry_count = 1;
3530         pt->ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3531         pt->ctp_handle = 0xffffffff;
3532         pt->ctp_nphdl = fcp->isp_sns_hdl;
3533         pt->ctp_cmd_cnt = 1;
3534         pt->ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3535         pt->ctp_time = 10;
3536         pt->ctp_rsp_cnt = 1;
3537         pt->ctp_rsp_bcnt = rsp_bcnt;
3538         pt->ctp_cmd_bcnt = cmd_bcnt;
3539         pt->ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
3540         pt->ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma+XTXOFF);
3541         pt->ctp_dataseg[0].ds_count = cmd_bcnt;
3542         pt->ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma);
3543         pt->ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma);
3544         pt->ctp_dataseg[1].ds_count = rsp_bcnt;
3545         isp_put_ct_pt(isp, pt, (isp_ct_pt_t *)&scp[CTXOFF]);
3546         if (isp->isp_dblev & ISP_LOGDEBUG1)
3547                 isp_print_bytes(isp, "CT IOCB request", QENTRY_LEN, &scp[CTXOFF]);
3548
3549         /*
3550          * Execute the Passthrough IOCB.
3551          */
3552         ISP_MEMZERO(&scp[ZTXOFF], QENTRY_LEN);
3553         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
3554             MBCMD_DEFAULT_TIMEOUT + pt->ctp_time * 1000000);
3555         mbs.param[1] = QENTRY_LEN;
3556         mbs.param[2] = DMA_WD1(fcp->isp_scdma + CTXOFF);
3557         mbs.param[3] = DMA_WD0(fcp->isp_scdma + CTXOFF);
3558         mbs.param[6] = DMA_WD3(fcp->isp_scdma + CTXOFF);
3559         mbs.param[7] = DMA_WD2(fcp->isp_scdma + CTXOFF);
3560         MEMORYBARRIER(isp, SYNC_SFORDEV, XTXOFF, 2 * QENTRY_LEN, chan);
3561         isp_mboxcmd(isp, &mbs);
3562         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3563                 return (-1);
3564         }
3565         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, ISP_FC_SCRLEN, chan);
3566         if (isp->isp_dblev & ISP_LOGDEBUG1)
3567                 isp_print_bytes(isp, "CT IOCB response", QENTRY_LEN, &scp[ZTXOFF]);
3568         pt = &un.plocal;
3569         isp_get_ct_pt(isp, (isp_ct_pt_t *) &scp[ZTXOFF], pt);
3570         if (pt->ctp_status && pt->ctp_status != RQCS_DATA_UNDERRUN) {
3571                 isp_prt(isp, ISP_LOGWARN,
3572                     "Chan %d GID_FT CT Passthrough returned 0x%x",
3573                     chan, pt->ctp_status);
3574                 return (-1);
3575         }
3576
3577         return (0);
3578 }
3579
3580 static int
3581 isp_gid_ft_ct_passthru(ispsoftc_t *isp, int chan)
3582 {
3583         fcparam *fcp = FCPARAM(isp, chan);
3584         ct_hdr_t ct;
3585         uint32_t *rp;
3586         uint8_t *scp = fcp->isp_scratch;
3587
3588         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via CT", chan);
3589         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3590                 isp_prt(isp, ISP_LOGERR, sacq);
3591                 return (-1);
3592         }
3593
3594         /*
3595          * Build the CT header and command in memory.
3596          */
3597         ISP_MEMZERO(&ct, sizeof (ct));
3598         ct.ct_revision = CT_REVISION;
3599         ct.ct_fcs_type = CT_FC_TYPE_FC;
3600         ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3601         ct.ct_cmd_resp = SNS_GID_FT;
3602         ct.ct_bcnt_resid = (GIDLEN - 16) >> 2;
3603         isp_put_ct_hdr(isp, &ct, (ct_hdr_t *) &scp[XTXOFF]);
3604         rp = (uint32_t *) &scp[XTXOFF + sizeof(ct)];
3605         ISP_IOZPUT_32(isp, FC4_SCSI, rp);
3606         if (isp->isp_dblev & ISP_LOGDEBUG1) {
3607                 isp_print_bytes(isp, "CT request",
3608                     sizeof(ct) + sizeof(uint32_t), &scp[XTXOFF]);
3609         }
3610
3611         if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t), GIDLEN)) {
3612                 FC_SCRATCH_RELEASE(isp, chan);
3613                 return (-1);
3614         }
3615
3616         if (isp->isp_dblev & ISP_LOGDEBUG1)
3617                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3618         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3619             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3620         FC_SCRATCH_RELEASE(isp, chan);
3621         return (0);
3622 }
3623
3624 static int
3625 isp_scan_fabric(ispsoftc_t *isp, int chan)
3626 {
3627         fcparam *fcp = FCPARAM(isp, chan);
3628         fcportdb_t *lp;
3629         uint32_t portid;
3630         uint16_t nphdl;
3631         isp_pdb_t pdb;
3632         int portidx, portlim, r;
3633         sns_gid_ft_rsp_t *rs;
3634
3635         if (fcp->isp_loopstate < LOOP_LSCAN_DONE)
3636                 return (-1);
3637         if (fcp->isp_loopstate >= LOOP_FSCAN_DONE)
3638                 return (0);
3639
3640         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan", chan);
3641         fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3642         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3643                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3644                 isp_prt(isp, ISP_LOG_SANCFG,
3645                     "Chan %d FC fabric scan done (no fabric)", chan);
3646                 return (0);
3647         }
3648
3649         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3650 abort:
3651                 FC_SCRATCH_RELEASE(isp, chan);
3652                 isp_prt(isp, ISP_LOG_SANCFG,
3653                     "Chan %d FC fabric scan aborted", chan);
3654                 return (1);
3655         }
3656
3657         /*
3658          * Make sure we still are logged into the fabric controller.
3659          */
3660         nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3661         r = isp_getpdb(isp, chan, nphdl, &pdb);
3662         if ((r & 0xffff) == MBOX_NOT_LOGGED_IN) {
3663                 isp_dump_chip_portdb(isp, chan);
3664         }
3665         if (r) {
3666                 fcp->isp_loopstate = LOOP_LTEST_DONE;
3667 fail:
3668                 isp_prt(isp, ISP_LOG_SANCFG,
3669                     "Chan %d FC fabric scan done (bad)", chan);
3670                 return (-1);
3671         }
3672
3673         /* Get list of port IDs from SNS. */
3674         if (IS_24XX(isp))
3675                 r = isp_gid_ft_ct_passthru(isp, chan);
3676         else
3677                 r = isp_gid_ft_sns(isp, chan);
3678         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3679                 goto abort;
3680         if (r > 0) {
3681                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3682                 return (-1);
3683         } else if (r < 0) {
3684                 fcp->isp_loopstate = LOOP_LTEST_DONE;   /* try again */
3685                 return (-1);
3686         }
3687
3688         rs = (sns_gid_ft_rsp_t *) fcp->isp_scanscratch;
3689         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3690                 goto abort;
3691         if (rs->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3692                 int level;
3693                 if (rs->snscb_cthdr.ct_reason == 9 && rs->snscb_cthdr.ct_explanation == 7) {
3694                         level = ISP_LOG_SANCFG;
3695                 } else {
3696                         level = ISP_LOGWARN;
3697                 }
3698                 isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_FT"
3699                     " (Reason=0x%x Expl=0x%x)", chan,
3700                     rs->snscb_cthdr.ct_reason,
3701                     rs->snscb_cthdr.ct_explanation);
3702                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3703                 return (-1);
3704         }
3705
3706         /* Check our buffer was big enough to get the full list. */
3707         for (portidx = 0; portidx < NGENT-1; portidx++) {
3708                 if (rs->snscb_ports[portidx].control & 0x80)
3709                         break;
3710         }
3711         if ((rs->snscb_ports[portidx].control & 0x80) == 0) {
3712                 isp_prt(isp, ISP_LOGWARN,
3713                     "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3714         }
3715         portlim = portidx + 1;
3716         isp_prt(isp, ISP_LOG_SANCFG,
3717             "Chan %d Got %d ports back from name server", chan, portlim);
3718
3719         /* Go through the list and remove duplicate port ids. */
3720         for (portidx = 0; portidx < portlim; portidx++) {
3721                 int npidx;
3722
3723                 portid =
3724                     ((rs->snscb_ports[portidx].portid[0]) << 16) |
3725                     ((rs->snscb_ports[portidx].portid[1]) << 8) |
3726                     ((rs->snscb_ports[portidx].portid[2]));
3727
3728                 for (npidx = portidx + 1; npidx < portlim; npidx++) {
3729                         uint32_t new_portid =
3730                             ((rs->snscb_ports[npidx].portid[0]) << 16) |
3731                             ((rs->snscb_ports[npidx].portid[1]) << 8) |
3732                             ((rs->snscb_ports[npidx].portid[2]));
3733                         if (new_portid == portid) {
3734                                 break;
3735                         }
3736                 }
3737
3738                 if (npidx < portlim) {
3739                         rs->snscb_ports[npidx].portid[0] = 0;
3740                         rs->snscb_ports[npidx].portid[1] = 0;
3741                         rs->snscb_ports[npidx].portid[2] = 0;
3742                         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d removing duplicate PortID 0x%06x entry from list", chan, portid);
3743                 }
3744         }
3745
3746         /*
3747          * We now have a list of Port IDs for all FC4 SCSI devices
3748          * that the Fabric Name server knows about.
3749          *
3750          * For each entry on this list go through our port database looking
3751          * for probational entries- if we find one, then an old entry is
3752          * maybe still this one. We get some information to find out.
3753          *
3754          * Otherwise, it's a new fabric device, and we log into it
3755          * (unconditionally). After searching the entire database
3756          * again to make sure that we never ever ever ever have more
3757          * than one entry that has the same PortID or the same
3758          * WWNN/WWPN duple, we enter the device into our database.
3759          */
3760         isp_mark_portdb(isp, chan);
3761         for (portidx = 0; portidx < portlim; portidx++) {
3762                 portid = ((rs->snscb_ports[portidx].portid[0]) << 16) |
3763                          ((rs->snscb_ports[portidx].portid[1]) << 8) |
3764                          ((rs->snscb_ports[portidx].portid[2]));
3765                 isp_prt(isp, ISP_LOG_SANCFG,
3766                     "Chan %d Checking fabric port 0x%06x", chan, portid);
3767                 if (portid == 0) {
3768                         isp_prt(isp, ISP_LOG_SANCFG,
3769                             "Chan %d Port at idx %d is zero",
3770                             chan, portidx);
3771                         continue;
3772                 }
3773                 if (portid == fcp->isp_portid) {
3774                         isp_prt(isp, ISP_LOG_SANCFG,
3775                             "Chan %d Port 0x%06x is our", chan, portid);
3776                         continue;
3777                 }
3778
3779                 /* Now search the entire port database for the same portid. */
3780                 if (isp_find_pdb_by_portid(isp, chan, portid, &lp)) {
3781                         if (!lp->probational) {
3782                                 isp_prt(isp, ISP_LOGERR,
3783                                     "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3784                                     chan, lp->portid, lp->handle,
3785                                     FC_PORTDB_TGT(isp, chan, lp), lp->state);
3786                                 isp_dump_portdb(isp, chan);
3787                                 goto fail;
3788                         }
3789
3790                         /*
3791                          * See if we're still logged into it.
3792                          *
3793                          * If we aren't, mark it as a dead device and
3794                          * leave the new portid in the database entry
3795                          * for somebody further along to decide what to
3796                          * do (policy choice).
3797                          *
3798                          * If we are, check to see if it's the same
3799                          * device still (it should be). If for some
3800                          * reason it isn't, mark it as a changed device
3801                          * and leave the new portid and role in the
3802                          * database entry for somebody further along to
3803                          * decide what to do (policy choice).
3804                          */
3805                         r = isp_getpdb(isp, chan, lp->handle, &pdb);
3806                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3807                                 goto abort;
3808                         if (r != 0) {
3809                                 lp->state = FC_PORTDB_STATE_DEAD;
3810                                 isp_prt(isp, ISP_LOG_SANCFG,
3811                                     "Chan %d Port 0x%06x handle 0x%x is dead (%d)",
3812                                     chan, portid, lp->handle, r);
3813                                 goto relogin;
3814                         }
3815
3816                         isp_pdb_add_update(isp, chan, &pdb);
3817                         continue;
3818                 }
3819
3820 relogin:
3821                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
3822                         isp_prt(isp, ISP_LOG_SANCFG,
3823                             "Chan %d Port 0x%06x is not logged in", chan, portid);
3824                         continue;
3825                 }
3826
3827                 if (isp_login_device(isp, chan, portid, &pdb,
3828                     &FCPARAM(isp, 0)->isp_lasthdl)) {
3829                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3830                                 goto abort;
3831                         continue;
3832                 }
3833
3834                 isp_pdb_add_update(isp, chan, &pdb);
3835         }
3836
3837         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3838                 goto abort;
3839         fcp->isp_loopstate = LOOP_FSCAN_DONE;
3840         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan done", chan);
3841         return (0);
3842 }
3843
3844 /*
3845  * Find an unused handle and try and use to login to a port.
3846  */
3847 static int
3848 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3849 {
3850         int lim, i, r;
3851         uint16_t handle;
3852
3853         if (ISP_CAP_2KLOGIN(isp)) {
3854                 lim = NPH_MAX_2K;
3855         } else {
3856                 lim = NPH_MAX;
3857         }
3858
3859         handle = isp_next_handle(isp, ohp);
3860         for (i = 0; i < lim; i++) {
3861                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3862                         return (-1);
3863
3864                 /* Check if this handle is free. */
3865                 r = isp_getpdb(isp, chan, handle, p);
3866                 if (r == 0) {
3867                         if (p->portid != portid) {
3868                                 /* This handle is busy, try next one. */
3869                                 handle = isp_next_handle(isp, ohp);
3870                                 continue;
3871                         }
3872                         break;
3873                 }
3874                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3875                         return (-1);
3876
3877                 /*
3878                  * Now try and log into the device
3879                  */
3880                 r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3881                 if (r == 0) {
3882                         break;
3883                 } else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
3884                         /*
3885                          * If we get here, then the firmwware still thinks we're logged into this device, but with a different
3886                          * handle. We need to break that association. We used to try and just substitute the handle, but then
3887                          * failed to get any data via isp_getpdb (below).
3888                          */
3889                         if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL)) {
3890                                 isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
3891                         }
3892                         if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3893                                 return (-1);
3894                         r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3895                         if (r != 0)
3896                                 i = lim;
3897                         break;
3898                 } else if ((r & 0xffff) == MBOX_LOOP_ID_USED) {
3899                         /* Try the next handle. */
3900                         handle = isp_next_handle(isp, ohp);
3901                 } else {
3902                         /* Give up. */
3903                         i = lim;
3904                         break;
3905                 }
3906         }
3907
3908         if (i == lim) {
3909                 isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
3910                 return (-1);
3911         }
3912
3913         /*
3914          * If we successfully logged into it, get the PDB for it
3915          * so we can crosscheck that it is still what we think it
3916          * is and that we also have the role it plays
3917          */
3918         r = isp_getpdb(isp, chan, handle, p);
3919         if (r != 0) {
3920                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
3921                 return (-1);
3922         }
3923
3924         if (p->handle != handle || p->portid != portid) {
3925                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
3926                     chan, portid, handle, p->portid, p->handle);
3927                 return (-1);
3928         }
3929         return (0);
3930 }
3931
3932 static int
3933 isp_send_change_request(ispsoftc_t *isp, int chan)
3934 {
3935         mbreg_t mbs;
3936
3937         MBSINIT(&mbs, MBOX_SEND_CHANGE_REQUEST, MBLOGALL, 500000);
3938         mbs.param[1] = 0x03;
3939         mbs.param[9] = chan;
3940         isp_mboxcmd(isp, &mbs);
3941         return (mbs.param[0] == MBOX_COMMAND_COMPLETE ? 0 : -1);
3942 }
3943
3944 static int
3945 isp_register_fc4_type(ispsoftc_t *isp, int chan)
3946 {
3947         fcparam *fcp = FCPARAM(isp, chan);
3948         uint8_t local[SNS_RFT_ID_REQ_SIZE];
3949         sns_screq_t *reqp = (sns_screq_t *) local;
3950         mbreg_t mbs;
3951
3952         ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
3953         reqp->snscb_rblen = SNS_RFT_ID_RESP_SIZE >> 1;
3954         reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + 0x100);
3955         reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + 0x100);
3956         reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + 0x100);
3957         reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + 0x100);
3958         reqp->snscb_sblen = 22;
3959         reqp->snscb_data[0] = SNS_RFT_ID;
3960         reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
3961         reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
3962         reqp->snscb_data[6] = (1 << FC4_SCSI);
3963         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3964                 isp_prt(isp, ISP_LOGERR, sacq);
3965                 return (-1);
3966         }
3967         isp_put_sns_request(isp, reqp, (sns_screq_t *) fcp->isp_scratch);
3968         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 1000000);
3969         mbs.param[1] = SNS_RFT_ID_REQ_SIZE >> 1;
3970         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
3971         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
3972         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
3973         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
3974         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_RFT_ID_REQ_SIZE, chan);
3975         isp_mboxcmd(isp, &mbs);
3976         FC_SCRATCH_RELEASE(isp, chan);
3977         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3978                 return (0);
3979         } else {
3980                 return (-1);
3981         }
3982 }
3983
3984 static int
3985 isp_register_fc4_type_24xx(ispsoftc_t *isp, int chan)
3986 {
3987         fcparam *fcp = FCPARAM(isp, chan);
3988         ct_hdr_t *ct;
3989         rft_id_t rp;
3990         uint8_t *scp = fcp->isp_scratch;
3991
3992         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3993                 isp_prt(isp, ISP_LOGERR, sacq);
3994                 return (-1);
3995         }
3996
3997         /*
3998          * Build the CT header and command in memory.
3999          */
4000         ISP_MEMZERO(&rp, sizeof(rp));
4001         ct = &rp.rftid_hdr;
4002         ct->ct_revision = CT_REVISION;
4003         ct->ct_fcs_type = CT_FC_TYPE_FC;
4004         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4005         ct->ct_cmd_resp = SNS_RFT_ID;
4006         ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4007         rp.rftid_portid[0] = fcp->isp_portid >> 16;
4008         rp.rftid_portid[1] = fcp->isp_portid >> 8;
4009         rp.rftid_portid[2] = fcp->isp_portid;
4010         rp.rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4011         isp_put_rft_id(isp, &rp, (rft_id_t *)&scp[XTXOFF]);
4012         if (isp->isp_dblev & ISP_LOGDEBUG1)
4013                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), &scp[XTXOFF]);
4014
4015         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4016                 FC_SCRATCH_RELEASE(isp, chan);
4017                 return (-1);
4018         }
4019
4020         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4021         FC_SCRATCH_RELEASE(isp, chan);
4022         if (ct->ct_cmd_resp == LS_RJT) {
4023                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "Chan %d Register FC4 Type rejected", chan);
4024                 return (-1);
4025         } else if (ct->ct_cmd_resp == LS_ACC) {
4026                 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Register FC4 Type accepted", chan);
4027         } else {
4028                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x", chan, ct->ct_cmd_resp);
4029                 return (-1);
4030         }
4031         return (0);
4032 }
4033
4034 static int
4035 isp_register_fc4_features_24xx(ispsoftc_t *isp, int chan)
4036 {
4037         fcparam *fcp = FCPARAM(isp, chan);
4038         ct_hdr_t *ct;
4039         rff_id_t rp;
4040         uint8_t *scp = fcp->isp_scratch;
4041
4042         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4043                 isp_prt(isp, ISP_LOGERR, sacq);
4044                 return (-1);
4045         }
4046
4047         /*
4048          * Build the CT header and command in memory.
4049          */
4050         ISP_MEMZERO(&rp, sizeof(rp));
4051         ct = &rp.rffid_hdr;
4052         ct->ct_revision = CT_REVISION;
4053         ct->ct_fcs_type = CT_FC_TYPE_FC;
4054         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4055         ct->ct_cmd_resp = SNS_RFF_ID;
4056         ct->ct_bcnt_resid = (sizeof (rff_id_t) - sizeof (ct_hdr_t)) >> 2;
4057         rp.rffid_portid[0] = fcp->isp_portid >> 16;
4058         rp.rffid_portid[1] = fcp->isp_portid >> 8;
4059         rp.rffid_portid[2] = fcp->isp_portid;
4060         rp.rffid_fc4features = 0;
4061         if (fcp->role & ISP_ROLE_TARGET)
4062                 rp.rffid_fc4features |= 1;
4063         if (fcp->role & ISP_ROLE_INITIATOR)
4064                 rp.rffid_fc4features |= 2;
4065         rp.rffid_fc4type = FC4_SCSI;
4066         isp_put_rff_id(isp, &rp, (rff_id_t *)&scp[XTXOFF]);
4067         if (isp->isp_dblev & ISP_LOGDEBUG1)
4068                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), &scp[XTXOFF]);
4069
4070         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4071                 FC_SCRATCH_RELEASE(isp, chan);
4072                 return (-1);
4073         }
4074
4075         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4076         FC_SCRATCH_RELEASE(isp, chan);
4077         if (ct->ct_cmd_resp == LS_RJT) {
4078                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4079                     "Chan %d Register FC4 Features rejected", chan);
4080                 return (-1);
4081         } else if (ct->ct_cmd_resp == LS_ACC) {
4082                 isp_prt(isp, ISP_LOG_SANCFG,
4083                     "Chan %d Register FC4 Features accepted", chan);
4084         } else {
4085                 isp_prt(isp, ISP_LOGWARN,
4086                     "Chan %d Register FC4 Features: 0x%x", chan, ct->ct_cmd_resp);
4087                 return (-1);
4088         }
4089         return (0);
4090 }
4091
4092 static int
4093 isp_register_port_name_24xx(ispsoftc_t *isp, int chan)
4094 {
4095         fcparam *fcp = FCPARAM(isp, chan);
4096         ct_hdr_t *ct;
4097         rspn_id_t rp;
4098         uint8_t *scp = fcp->isp_scratch;
4099         int len;
4100
4101         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4102                 isp_prt(isp, ISP_LOGERR, sacq);
4103                 return (-1);
4104         }
4105
4106         /*
4107          * Build the CT header and command in memory.
4108          */
4109         ISP_MEMZERO(&rp, sizeof(rp));
4110         ct = &rp.rspnid_hdr;
4111         ct->ct_revision = CT_REVISION;
4112         ct->ct_fcs_type = CT_FC_TYPE_FC;
4113         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4114         ct->ct_cmd_resp = SNS_RSPN_ID;
4115         rp.rspnid_portid[0] = fcp->isp_portid >> 16;
4116         rp.rspnid_portid[1] = fcp->isp_portid >> 8;
4117         rp.rspnid_portid[2] = fcp->isp_portid;
4118         rp.rspnid_length = 0;
4119         len = offsetof(rspn_id_t, rspnid_name);
4120         mtx_lock(&prison0.pr_mtx);
4121         rp.rspnid_length += sprintf(&scp[XTXOFF + len + rp.rspnid_length],
4122             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4123         mtx_unlock(&prison0.pr_mtx);
4124         rp.rspnid_length += sprintf(&scp[XTXOFF + len + rp.rspnid_length],
4125             ":%s", device_get_nameunit(isp->isp_dev));
4126         if (chan != 0) {
4127                 rp.rspnid_length += sprintf(&scp[XTXOFF + len +
4128                     rp.rspnid_length], "/%d", chan);
4129         }
4130         len += rp.rspnid_length;
4131         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4132         isp_put_rspn_id(isp, &rp, (rspn_id_t *)&scp[XTXOFF]);
4133         if (isp->isp_dblev & ISP_LOGDEBUG1)
4134                 isp_print_bytes(isp, "CT request", len, &scp[XTXOFF]);
4135
4136         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4137                 FC_SCRATCH_RELEASE(isp, chan);
4138                 return (-1);
4139         }
4140
4141         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4142         FC_SCRATCH_RELEASE(isp, chan);
4143         if (ct->ct_cmd_resp == LS_RJT) {
4144                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4145                     "Chan %d Register Symbolic Port Name rejected", chan);
4146                 return (-1);
4147         } else if (ct->ct_cmd_resp == LS_ACC) {
4148                 isp_prt(isp, ISP_LOG_SANCFG,
4149                     "Chan %d Register Symbolic Port Name accepted", chan);
4150         } else {
4151                 isp_prt(isp, ISP_LOGWARN,
4152                     "Chan %d Register Symbolic Port Name: 0x%x", chan, ct->ct_cmd_resp);
4153                 return (-1);
4154         }
4155         return (0);
4156 }
4157
4158 static int
4159 isp_register_node_name_24xx(ispsoftc_t *isp, int chan)
4160 {
4161         fcparam *fcp = FCPARAM(isp, chan);
4162         ct_hdr_t *ct;
4163         rsnn_nn_t rp;
4164         uint8_t *scp = fcp->isp_scratch;
4165         int len;
4166
4167         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4168                 isp_prt(isp, ISP_LOGERR, sacq);
4169                 return (-1);
4170         }
4171
4172         /*
4173          * Build the CT header and command in memory.
4174          */
4175         ISP_MEMZERO(&rp, sizeof(rp));
4176         ct = &rp.rsnnnn_hdr;
4177         ct->ct_revision = CT_REVISION;
4178         ct->ct_fcs_type = CT_FC_TYPE_FC;
4179         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4180         ct->ct_cmd_resp = SNS_RSNN_NN;
4181         MAKE_NODE_NAME_FROM_WWN(rp.rsnnnn_nodename, fcp->isp_wwnn);
4182         rp.rsnnnn_length = 0;
4183         len = offsetof(rsnn_nn_t, rsnnnn_name);
4184         mtx_lock(&prison0.pr_mtx);
4185         rp.rsnnnn_length += sprintf(&scp[XTXOFF + len + rp.rsnnnn_length],
4186             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4187         mtx_unlock(&prison0.pr_mtx);
4188         len += rp.rsnnnn_length;
4189         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4190         isp_put_rsnn_nn(isp, &rp, (rsnn_nn_t *)&scp[XTXOFF]);
4191         if (isp->isp_dblev & ISP_LOGDEBUG1)
4192                 isp_print_bytes(isp, "CT request", len, &scp[XTXOFF]);
4193
4194         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4195                 FC_SCRATCH_RELEASE(isp, chan);
4196                 return (-1);
4197         }
4198
4199         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4200         FC_SCRATCH_RELEASE(isp, chan);
4201         if (ct->ct_cmd_resp == LS_RJT) {
4202                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4203                     "Chan %d Register Symbolic Node Name rejected", chan);
4204                 return (-1);
4205         } else if (ct->ct_cmd_resp == LS_ACC) {
4206                 isp_prt(isp, ISP_LOG_SANCFG,
4207                     "Chan %d Register Symbolic Node Name accepted", chan);
4208         } else {
4209                 isp_prt(isp, ISP_LOGWARN,
4210                     "Chan %d Register Symbolic Node Name: 0x%x", chan, ct->ct_cmd_resp);
4211                 return (-1);
4212         }
4213         return (0);
4214 }
4215
4216 static uint16_t
4217 isp_next_handle(ispsoftc_t *isp, uint16_t *ohp)
4218 {
4219         fcparam *fcp;
4220         int i, chan, wrap;
4221         uint16_t handle, minh, maxh;
4222
4223         handle = *ohp;
4224         if (ISP_CAP_2KLOGIN(isp)) {
4225                 minh = 0;
4226                 maxh = NPH_RESERVED - 1;
4227         } else {
4228                 minh = SNS_ID + 1;
4229                 maxh = NPH_MAX - 1;
4230         }
4231         wrap = 0;
4232
4233 next:
4234         if (handle == NIL_HANDLE) {
4235                 handle = minh;
4236         } else {
4237                 handle++;
4238                 if (handle > maxh) {
4239                         if (++wrap >= 2) {
4240                                 isp_prt(isp, ISP_LOGERR, "Out of port handles!");
4241                                 return (NIL_HANDLE);
4242                         }
4243                         handle = minh;
4244                 }
4245         }
4246         for (chan = 0; chan < isp->isp_nchan; chan++) {
4247                 fcp = FCPARAM(isp, chan);
4248                 if (fcp->role == ISP_ROLE_NONE)
4249                         continue;
4250                 for (i = 0; i < MAX_FC_TARG; i++) {
4251                         if (fcp->portdb[i].state != FC_PORTDB_STATE_NIL &&
4252                             fcp->portdb[i].handle == handle)
4253                                 goto next;
4254                 }
4255         }
4256         *ohp = handle;
4257         return (handle);
4258 }
4259
4260 /*
4261  * Start a command. Locking is assumed done in the caller.
4262  */
4263
4264 int
4265 isp_start(XS_T *xs)
4266 {
4267         ispsoftc_t *isp;
4268         uint32_t cdblen;
4269         uint8_t local[QENTRY_LEN];
4270         ispreq_t *reqp;
4271         void *cdbp, *qep;
4272         uint16_t *tptr;
4273         fcportdb_t *lp;
4274         int target, dmaresult;
4275
4276         XS_INITERR(xs);
4277         isp = XS_ISP(xs);
4278
4279         /*
4280          * Check command CDB length, etc.. We really are limited to 16 bytes
4281          * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4282          * but probably only if we're running fairly new firmware (we'll
4283          * let the old f/w choke on an extended command queue entry).
4284          */
4285
4286         if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4287                 isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4288                 XS_SETERR(xs, HBA_BOTCH);
4289                 return (CMD_COMPLETE);
4290         }
4291
4292         /*
4293          * Translate the target to device handle as appropriate, checking
4294          * for correct device state as well.
4295          */
4296         target = XS_TGT(xs);
4297         if (IS_FC(isp)) {
4298                 fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4299
4300                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4301                         isp_prt(isp, ISP_LOG_WARN1,
4302                             "%d.%d.%jx I am not an initiator",
4303                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4304                         XS_SETERR(xs, HBA_SELTIMEOUT);
4305                         return (CMD_COMPLETE);
4306                 }
4307
4308                 if (isp->isp_state != ISP_RUNSTATE) {
4309                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4310                         XS_SETERR(xs, HBA_BOTCH);
4311                         return (CMD_COMPLETE);
4312                 }
4313
4314                 /*
4315                  * Try again later.
4316                  */
4317                 if (fcp->isp_loopstate != LOOP_READY) {
4318                         return (CMD_RQLATER);
4319                 }
4320
4321                 isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d", target);
4322                 lp = &fcp->portdb[target];
4323                 if (target < 0 || target >= MAX_FC_TARG ||
4324                     lp->is_target == 0) {
4325                         XS_SETERR(xs, HBA_SELTIMEOUT);
4326                         return (CMD_COMPLETE);
4327                 }
4328                 if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
4329                         isp_prt(isp, ISP_LOGDEBUG1,
4330                             "%d.%d.%jx target zombie",
4331                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4332                         return (CMD_RQLATER);
4333                 }
4334                 if (lp->state != FC_PORTDB_STATE_VALID) {
4335                         isp_prt(isp, ISP_LOGDEBUG1,
4336                             "%d.%d.%jx bad db port state 0x%x",
4337                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs), lp->state);
4338                         XS_SETERR(xs, HBA_SELTIMEOUT);
4339                         return (CMD_COMPLETE);
4340                 }
4341         } else {
4342                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4343                 if (isp->isp_state != ISP_RUNSTATE) {
4344                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4345                         XS_SETERR(xs, HBA_BOTCH);
4346                         return (CMD_COMPLETE);
4347                 }
4348
4349                 if (sdp->update) {
4350                         isp_spi_update(isp, XS_CHANNEL(xs));
4351                 }
4352                 lp = NULL;
4353         }
4354
4355  start_again:
4356
4357         qep = isp_getrqentry(isp);
4358         if (qep == NULL) {
4359                 isp_prt(isp, ISP_LOG_WARN1, "Request Queue Overflow");
4360                 XS_SETERR(xs, HBA_BOTCH);
4361                 return (CMD_EAGAIN);
4362         }
4363         XS_SETERR(xs, HBA_NOERROR);
4364
4365         /*
4366          * Now see if we need to synchronize the ISP with respect to anything.
4367          * We do dual duty here (cough) for synchronizing for busses other
4368          * than which we got here to send a command to.
4369          */
4370         reqp = (ispreq_t *) local;
4371         ISP_MEMZERO(local, QENTRY_LEN);
4372         if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4373                 if (IS_24XX(isp)) {
4374                         isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4375                         m->mrk_header.rqs_entry_count = 1;
4376                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4377                         m->mrk_modifier = SYNC_ALL;
4378                         m->mrk_vphdl = XS_CHANNEL(xs);
4379                         isp_put_marker_24xx(isp, m, qep);
4380                 } else {
4381                         isp_marker_t *m = (isp_marker_t *) reqp;
4382                         m->mrk_header.rqs_entry_count = 1;
4383                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4384                         m->mrk_target = (XS_CHANNEL(xs) << 7);  /* bus # */
4385                         m->mrk_modifier = SYNC_ALL;
4386                         isp_put_marker(isp, m, qep);
4387                 }
4388                 ISP_SYNC_REQUEST(isp);
4389                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4390                 goto start_again;
4391         }
4392
4393         reqp->req_header.rqs_entry_count = 1;
4394
4395         /*
4396          * Select and install Header Code.
4397          * Note that it might be overridden before going out
4398          * if we're on a 64 bit platform. The lower level
4399          * code (isp_send_cmd) will select the appropriate
4400          * 64 bit variant if it needs to.
4401          */
4402         if (IS_24XX(isp)) {
4403                 reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4404         } else if (IS_FC(isp)) {
4405                 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4406         } else {
4407                 if (XS_CDBLEN(xs) > 12) {
4408                         reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4409                 } else {
4410                         reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4411                 }
4412         }
4413
4414         /*
4415          * Set task attributes
4416          */
4417         if (IS_24XX(isp)) {
4418                 int ttype;
4419                 if (XS_TAG_P(xs)) {
4420                         ttype = XS_TAG_TYPE(xs);
4421                 } else {
4422                         if (XS_CDBP(xs)[0] == 0x3) {
4423                                 ttype = REQFLAG_HTAG;
4424                         } else {
4425                                 ttype = REQFLAG_STAG;
4426                         }
4427                 }
4428                 if (ttype == REQFLAG_OTAG) {
4429                         ttype = FCP_CMND_TASK_ATTR_ORDERED;
4430                 } else if (ttype == REQFLAG_HTAG) {
4431                         ttype = FCP_CMND_TASK_ATTR_HEAD;
4432                 } else {
4433                         ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4434                 }
4435                 ((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4436         } else if (IS_FC(isp)) {
4437                 /*
4438                  * See comment in isp_intr
4439                  */
4440                 /* XS_SET_RESID(xs, 0); */
4441
4442                 /*
4443                  * Fibre Channel always requires some kind of tag.
4444                  * The Qlogic drivers seem be happy not to use a tag,
4445                  * but this breaks for some devices (IBM drives).
4446                  */
4447                 if (XS_TAG_P(xs)) {
4448                         ((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4449                 } else {
4450                         /*
4451                          * If we don't know what tag to use, use HEAD OF QUEUE
4452                          * for Request Sense or Simple.
4453                          */
4454                         if (XS_CDBP(xs)[0] == 0x3)      /* REQUEST SENSE */
4455                                 ((ispreqt2_t *)reqp)->req_flags = REQFLAG_HTAG;
4456                         else
4457                                 ((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4458                 }
4459         } else {
4460                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4461                 if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4462                         reqp->req_flags = XS_TAG_TYPE(xs);
4463                 }
4464         }
4465
4466         tptr = &reqp->req_time;
4467
4468         /*
4469          * NB: we do not support long CDBs (yet)
4470          */
4471         cdblen = XS_CDBLEN(xs);
4472
4473         if (IS_SCSI(isp)) {
4474                 if (cdblen > sizeof (reqp->req_cdb)) {
4475                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4476                         XS_SETERR(xs, HBA_BOTCH);
4477                         return (CMD_COMPLETE);
4478                 }
4479                 reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4480                 reqp->req_lun_trn = XS_LUN(xs);
4481                 cdbp = reqp->req_cdb;
4482                 reqp->req_cdblen = cdblen;
4483         } else if (IS_24XX(isp)) {
4484                 ispreqt7_t *t7 = (ispreqt7_t *)local;
4485
4486                 if (cdblen > sizeof (t7->req_cdb)) {
4487                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4488                         XS_SETERR(xs, HBA_BOTCH);
4489                         return (CMD_COMPLETE);
4490                 }
4491
4492                 t7->req_nphdl = lp->handle;
4493                 t7->req_tidlo = lp->portid;
4494                 t7->req_tidhi = lp->portid >> 16;
4495                 t7->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4496 #if __FreeBSD_version >= 1000700
4497                 be64enc(t7->req_lun, CAM_EXTLUN_BYTE_SWIZZLE(XS_LUN(xs)));
4498 #else
4499                 if (XS_LUN(xs) >= 256) {
4500                         t7->req_lun[0] = XS_LUN(xs) >> 8;
4501                         t7->req_lun[0] |= 0x40;
4502                 }
4503                 t7->req_lun[1] = XS_LUN(xs);
4504 #endif
4505                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4506                         if (FCP_NEXT_CRN(isp, &t7->req_crn, xs)) {
4507                                 isp_prt(isp, ISP_LOG_WARN1,
4508                                     "%d.%d.%jx cannot generate next CRN",
4509                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4510                                 XS_SETERR(xs, HBA_BOTCH);
4511                                 return (CMD_EAGAIN);
4512                         }
4513                 }
4514                 tptr = &t7->req_time;
4515                 cdbp = t7->req_cdb;
4516         } else {
4517                 ispreqt2_t *t2 = (ispreqt2_t *)local;
4518
4519                 if (cdblen > sizeof t2->req_cdb) {
4520                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4521                         XS_SETERR(xs, HBA_BOTCH);
4522                         return (CMD_COMPLETE);
4523                 }
4524                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4525                         if (FCP_NEXT_CRN(isp, &t2->req_crn, xs)) {
4526                                 isp_prt(isp, ISP_LOG_WARN1,
4527                                     "%d.%d.%jx cannot generate next CRN",
4528                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4529                                 XS_SETERR(xs, HBA_BOTCH);
4530                                 return (CMD_EAGAIN);
4531                         }
4532                 }
4533                 if (ISP_CAP_2KLOGIN(isp)) {
4534                         ispreqt2e_t *t2e = (ispreqt2e_t *)local;
4535                         t2e->req_target = lp->handle;
4536                         t2e->req_scclun = XS_LUN(xs);
4537 #if __FreeBSD_version < 1000700
4538                         if (XS_LUN(xs) >= 256)
4539                                 t2e->req_scclun |= 0x4000;
4540 #endif
4541                         cdbp = t2e->req_cdb;
4542                 } else if (ISP_CAP_SCCFW(isp)) {
4543                         ispreqt2_t *t2 = (ispreqt2_t *)local;
4544                         t2->req_target = lp->handle;
4545                         t2->req_scclun = XS_LUN(xs);
4546 #if __FreeBSD_version < 1000700
4547                         if (XS_LUN(xs) >= 256)
4548                                 t2->req_scclun |= 0x4000;
4549 #endif
4550                         cdbp = t2->req_cdb;
4551                 } else {
4552                         t2->req_target = lp->handle;
4553                         t2->req_lun_trn = XS_LUN(xs);
4554                         cdbp = t2->req_cdb;
4555                 }
4556         }
4557         ISP_MEMCPY(cdbp, XS_CDBP(xs), cdblen);
4558
4559         *tptr = (XS_TIME(xs) + 999) / 1000;
4560         if (IS_24XX(isp) && *tptr > 0x1999) {
4561                 *tptr = 0x1999;
4562         }
4563
4564         /* Whew. Thankfully the same for type 7 requests */
4565         reqp->req_handle = isp_allocate_handle(isp, xs, ISP_HANDLE_INITIATOR);
4566         if (reqp->req_handle == 0) {
4567                 isp_prt(isp, ISP_LOG_WARN1, "out of xflist pointers");
4568                 XS_SETERR(xs, HBA_BOTCH);
4569                 return (CMD_EAGAIN);
4570         }
4571
4572         /*
4573          * Set up DMA and/or do any platform dependent swizzling of the request entry
4574          * so that the Qlogic F/W understands what is being asked of it.
4575          *
4576          * The callee is responsible for adding all requests at this point.
4577          */
4578         dmaresult = ISP_DMASETUP(isp, xs, reqp);
4579         if (dmaresult != CMD_QUEUED) {
4580                 isp_destroy_handle(isp, reqp->req_handle);
4581                 /*
4582                  * dmasetup sets actual error in packet, and
4583                  * return what we were given to return.
4584                  */
4585                 return (dmaresult);
4586         }
4587         isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4588         isp->isp_nactive++;
4589         return (CMD_QUEUED);
4590 }
4591
4592 /*
4593  * isp control
4594  * Locks (ints blocked) assumed held.
4595  */
4596
4597 int
4598 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4599 {
4600         XS_T *xs;
4601         mbreg_t *mbr, mbs;
4602         int chan, tgt;
4603         uint32_t handle;
4604         va_list ap;
4605
4606         switch (ctl) {
4607         case ISPCTL_RESET_BUS:
4608                 /*
4609                  * Issue a bus reset.
4610                  */
4611                 if (IS_24XX(isp)) {
4612                         isp_prt(isp, ISP_LOGERR, "BUS RESET NOT IMPLEMENTED");
4613                         break;
4614                 } else if (IS_FC(isp)) {
4615                         mbs.param[1] = 10;
4616                         chan = 0;
4617                 } else {
4618                         va_start(ap, ctl);
4619                         chan = va_arg(ap, int);
4620                         va_end(ap);
4621                         mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4622                         if (mbs.param[1] < 2) {
4623                                 mbs.param[1] = 2;
4624                         }
4625                         mbs.param[2] = chan;
4626                 }
4627                 MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4628                 ISP_SET_SENDMARKER(isp, chan, 1);
4629                 isp_mboxcmd(isp, &mbs);
4630                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4631                         break;
4632                 }
4633                 isp_prt(isp, ISP_LOGINFO, "driver initiated bus reset of bus %d", chan);
4634                 return (0);
4635
4636         case ISPCTL_RESET_DEV:
4637                 va_start(ap, ctl);
4638                 chan = va_arg(ap, int);
4639                 tgt = va_arg(ap, int);
4640                 va_end(ap);
4641                 if (IS_24XX(isp)) {
4642                         uint8_t local[QENTRY_LEN];
4643                         isp24xx_tmf_t *tmf;
4644                         isp24xx_statusreq_t *sp;
4645                         fcparam *fcp = FCPARAM(isp, chan);
4646                         fcportdb_t *lp;
4647
4648                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4649                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to reset bad target %d", chan, tgt);
4650                                 break;
4651                         }
4652                         lp = &fcp->portdb[tgt];
4653                         if (lp->is_target == 0 ||
4654                             lp->state != FC_PORTDB_STATE_VALID) {
4655                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4656                                 break;
4657                         }
4658
4659                         tmf = (isp24xx_tmf_t *) local;
4660                         ISP_MEMZERO(tmf, QENTRY_LEN);
4661                         tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4662                         tmf->tmf_header.rqs_entry_count = 1;
4663                         tmf->tmf_nphdl = lp->handle;
4664                         tmf->tmf_delay = 2;
4665                         tmf->tmf_timeout = 4;
4666                         tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4667                         tmf->tmf_tidlo = lp->portid;
4668                         tmf->tmf_tidhi = lp->portid >> 16;
4669                         tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4670                         isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4671                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
4672                             MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000);
4673                         mbs.param[1] = QENTRY_LEN;
4674                         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4675                         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4676                         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4677                         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4678
4679                         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4680                                 isp_prt(isp, ISP_LOGERR, sacq);
4681                                 break;
4682                         }
4683                         isp_put_24xx_tmf(isp, tmf, fcp->isp_scratch);
4684                         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, QENTRY_LEN, chan);
4685                         fcp->sendmarker = 1;
4686                         isp_mboxcmd(isp, &mbs);
4687                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4688                                 FC_SCRATCH_RELEASE(isp, chan);
4689                                 break;
4690                         }
4691                         MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4692                         sp = (isp24xx_statusreq_t *) local;
4693                         isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)fcp->isp_scratch)[1], sp);
4694                         FC_SCRATCH_RELEASE(isp, chan);
4695                         if (sp->req_completion_status == 0) {
4696                                 return (0);
4697                         }
4698                         isp_prt(isp, ISP_LOGWARN, "Chan %d reset of target %d returned 0x%x", chan, tgt, sp->req_completion_status);
4699                         break;
4700                 } else if (IS_FC(isp)) {
4701                         if (ISP_CAP_2KLOGIN(isp)) {
4702                                 mbs.param[1] = tgt;
4703                                 mbs.ibits = (1 << 10);
4704                         } else {
4705                                 mbs.param[1] = (tgt << 8);
4706                         }
4707                 } else {
4708                         mbs.param[1] = (chan << 15) | (tgt << 8);
4709                 }
4710                 MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4711                 mbs.param[2] = 3;       /* 'delay', in seconds */
4712                 isp_mboxcmd(isp, &mbs);
4713                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4714                         break;
4715                 }
4716                 isp_prt(isp, ISP_LOGINFO, "Target %d on Bus %d Reset Succeeded", tgt, chan);
4717                 ISP_SET_SENDMARKER(isp, chan, 1);
4718                 return (0);
4719
4720         case ISPCTL_ABORT_CMD:
4721                 va_start(ap, ctl);
4722                 xs = va_arg(ap, XS_T *);
4723                 va_end(ap);
4724
4725                 tgt = XS_TGT(xs);
4726                 chan = XS_CHANNEL(xs);
4727
4728                 handle = isp_find_handle(isp, xs);
4729                 if (handle == 0) {
4730                         isp_prt(isp, ISP_LOGWARN, "cannot find handle for command to abort");
4731                         break;
4732                 }
4733                 if (IS_24XX(isp)) {
4734                         isp24xx_abrt_t local, *ab = &local, *ab2;
4735                         fcparam *fcp;
4736                         fcportdb_t *lp;
4737
4738                         fcp = FCPARAM(isp, chan);
4739                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4740                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to abort bad target %d", chan, tgt);
4741                                 break;
4742                         }
4743                         lp = &fcp->portdb[tgt];
4744                         if (lp->is_target == 0 ||
4745                             lp->state != FC_PORTDB_STATE_VALID) {
4746                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4747                                 break;
4748                         }
4749                         isp_prt(isp, ISP_LOGALL, "Chan %d Abort Cmd for N-Port 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4750                         ISP_MEMZERO(ab, QENTRY_LEN);
4751                         ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4752                         ab->abrt_header.rqs_entry_count = 1;
4753                         ab->abrt_handle = lp->handle;
4754                         ab->abrt_cmd_handle = handle;
4755                         ab->abrt_tidlo = lp->portid;
4756                         ab->abrt_tidhi = lp->portid >> 16;
4757                         ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4758
4759                         ISP_MEMZERO(&mbs, sizeof (mbs));
4760                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4761                         mbs.param[1] = QENTRY_LEN;
4762                         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4763                         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4764                         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4765                         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4766
4767                         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4768                                 isp_prt(isp, ISP_LOGERR, sacq);
4769                                 break;
4770                         }
4771                         isp_put_24xx_abrt(isp, ab, fcp->isp_scratch);
4772                         ab2 = (isp24xx_abrt_t *) &((uint8_t *)fcp->isp_scratch)[QENTRY_LEN];
4773                         ab2->abrt_nphdl = 0xdeaf;
4774                         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, 2 * QENTRY_LEN, chan);
4775                         isp_mboxcmd(isp, &mbs);
4776                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4777                                 FC_SCRATCH_RELEASE(isp, chan);
4778                                 break;
4779                         }
4780                         MEMORYBARRIER(isp, SYNC_SFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4781                         isp_get_24xx_abrt(isp, ab2, ab);
4782                         FC_SCRATCH_RELEASE(isp, chan);
4783                         if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4784                                 return (0);
4785                         }
4786                         isp_prt(isp, ISP_LOGWARN, "Chan %d handle %d abort returned 0x%x", chan, tgt, ab->abrt_nphdl);
4787                         break;
4788                 } else if (IS_FC(isp)) {
4789                         if (ISP_CAP_SCCFW(isp)) {
4790                                 if (ISP_CAP_2KLOGIN(isp)) {
4791                                         mbs.param[1] = tgt;
4792                                 } else {
4793                                         mbs.param[1] = tgt << 8;
4794                                 }
4795                                 mbs.param[6] = XS_LUN(xs);
4796                         } else {
4797                                 mbs.param[1] = tgt << 8 | XS_LUN(xs);
4798                         }
4799                 } else {
4800                         mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4801                 }
4802                 MBSINIT(&mbs, MBOX_ABORT,
4803                     MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_ERROR), 0);
4804                 mbs.param[2] = handle;
4805                 isp_mboxcmd(isp, &mbs);
4806                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4807                         break;
4808                 }
4809                 return (0);
4810
4811         case ISPCTL_UPDATE_PARAMS:
4812
4813                 va_start(ap, ctl);
4814                 chan = va_arg(ap, int);
4815                 va_end(ap);
4816                 isp_spi_update(isp, chan);
4817                 return (0);
4818
4819         case ISPCTL_FCLINK_TEST:
4820
4821                 if (IS_FC(isp)) {
4822                         int usdelay;
4823                         va_start(ap, ctl);
4824                         chan = va_arg(ap, int);
4825                         usdelay = va_arg(ap, int);
4826                         va_end(ap);
4827                         if (usdelay == 0) {
4828                                 usdelay =  250000;
4829                         }
4830                         return (isp_fclink_test(isp, chan, usdelay));
4831                 }
4832                 break;
4833
4834         case ISPCTL_SCAN_FABRIC:
4835
4836                 if (IS_FC(isp)) {
4837                         va_start(ap, ctl);
4838                         chan = va_arg(ap, int);
4839                         va_end(ap);
4840                         return (isp_scan_fabric(isp, chan));
4841                 }
4842                 break;
4843
4844         case ISPCTL_SCAN_LOOP:
4845
4846                 if (IS_FC(isp)) {
4847                         va_start(ap, ctl);
4848                         chan = va_arg(ap, int);
4849                         va_end(ap);
4850                         return (isp_scan_loop(isp, chan));
4851                 }
4852                 break;
4853
4854         case ISPCTL_PDB_SYNC:
4855
4856                 if (IS_FC(isp)) {
4857                         va_start(ap, ctl);
4858                         chan = va_arg(ap, int);
4859                         va_end(ap);
4860                         return (isp_pdb_sync(isp, chan));
4861                 }
4862                 break;
4863
4864         case ISPCTL_SEND_LIP:
4865
4866                 if (IS_FC(isp) && !IS_24XX(isp)) {
4867                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4868                         if (ISP_CAP_2KLOGIN(isp)) {
4869                                 mbs.ibits = (1 << 10);
4870                         }
4871                         isp_mboxcmd(isp, &mbs);
4872                         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4873                                 return (0);
4874                         }
4875                 }
4876                 break;
4877
4878         case ISPCTL_GET_PDB:
4879                 if (IS_FC(isp)) {
4880                         isp_pdb_t *pdb;
4881                         va_start(ap, ctl);
4882                         chan = va_arg(ap, int);
4883                         tgt = va_arg(ap, int);
4884                         pdb = va_arg(ap, isp_pdb_t *);
4885                         va_end(ap);
4886                         return (isp_getpdb(isp, chan, tgt, pdb));
4887                 }
4888                 break;
4889
4890         case ISPCTL_GET_NAMES:
4891         {
4892                 uint64_t *wwnn, *wwnp;
4893                 va_start(ap, ctl);
4894                 chan = va_arg(ap, int);
4895                 tgt = va_arg(ap, int);
4896                 wwnn = va_arg(ap, uint64_t *);
4897                 wwnp = va_arg(ap, uint64_t *);
4898                 va_end(ap);
4899                 if (wwnn == NULL && wwnp == NULL) {
4900                         break;
4901                 }
4902                 if (wwnn) {
4903                         *wwnn = isp_get_wwn(isp, chan, tgt, 1);
4904                         if (*wwnn == INI_NONE) {
4905                                 break;
4906                         }
4907                 }
4908                 if (wwnp) {
4909                         *wwnp = isp_get_wwn(isp, chan, tgt, 0);
4910                         if (*wwnp == INI_NONE) {
4911                                 break;
4912                         }
4913                 }
4914                 return (0);
4915         }
4916         case ISPCTL_RUN_MBOXCMD:
4917         {
4918                 va_start(ap, ctl);
4919                 mbr = va_arg(ap, mbreg_t *);
4920                 va_end(ap);
4921                 isp_mboxcmd(isp, mbr);
4922                 return (0);
4923         }
4924         case ISPCTL_PLOGX:
4925         {
4926                 isp_plcmd_t *p;
4927                 int r;
4928
4929                 va_start(ap, ctl);
4930                 p = va_arg(ap, isp_plcmd_t *);
4931                 va_end(ap);
4932
4933                 if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
4934                         return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags));
4935                 }
4936                 do {
4937                         isp_next_handle(isp, &p->handle);
4938                         r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags);
4939                         if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4940                                 p->handle = r >> 16;
4941                                 r = 0;
4942                                 break;
4943                         }
4944                 } while ((r & 0xffff) == MBOX_LOOP_ID_USED);
4945                 return (r);
4946         }
4947         case ISPCTL_CHANGE_ROLE:
4948                 if (IS_FC(isp)) {
4949                         int role, r;
4950
4951                         va_start(ap, ctl);
4952                         chan = va_arg(ap, int);
4953                         role = va_arg(ap, int);
4954                         va_end(ap);
4955                         r = isp_fc_change_role(isp, chan, role);
4956                         return (r);
4957                 }
4958                 break;
4959         default:
4960                 isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
4961                 break;
4962
4963         }
4964         return (-1);
4965 }
4966
4967 /*
4968  * Interrupt Service Routine(s).
4969  *
4970  * External (OS) framework has done the appropriate locking,
4971  * and the locking will be held throughout this function.
4972  */
4973
4974 /*
4975  * Limit our stack depth by sticking with the max likely number
4976  * of completions on a request queue at any one time.
4977  */
4978 #ifndef MAX_REQUESTQ_COMPLETIONS
4979 #define MAX_REQUESTQ_COMPLETIONS        32
4980 #endif
4981
4982 void
4983 isp_intr(ispsoftc_t *isp, uint16_t isr, uint16_t sema, uint16_t info)
4984 {
4985         XS_T *complist[MAX_REQUESTQ_COMPLETIONS], *xs;
4986         uint32_t iptr, optr, junk;
4987         int i, nlooked = 0, ndone = 0, continuations_expected = 0;
4988         int etype, last_etype = 0;
4989
4990 again:
4991         /*
4992          * Is this a mailbox related interrupt?
4993          * The mailbox semaphore will be nonzero if so.
4994          */
4995         if (sema) {
4996  fmbox:
4997                 if (info & MBOX_COMMAND_COMPLETE) {
4998                         isp->isp_intmboxc++;
4999                         if (isp->isp_mboxbsy) {
5000                                 int obits = isp->isp_obits;
5001                                 isp->isp_mboxtmp[0] = info;
5002                                 for (i = 1; i < ISP_NMBOX(isp); i++) {
5003                                         if ((obits & (1 << i)) == 0) {
5004                                                 continue;
5005                                         }
5006                                         isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
5007                                 }
5008                                 if (isp->isp_mbxwrk0) {
5009                                         if (isp_mbox_continue(isp) == 0) {
5010                                                 return;
5011                                         }
5012                                 }
5013                                 MBOX_NOTIFY_COMPLETE(isp);
5014                         } else {
5015                                 isp_prt(isp, ISP_LOGWARN, "mailbox cmd (0x%x) with no waiters", info);
5016                         }
5017                 } else {
5018                         i = IS_FC(isp)? isp_parse_async_fc(isp, info) : isp_parse_async(isp, info);
5019                         if (i < 0) {
5020                                 return;
5021                         }
5022                 }
5023                 if ((IS_FC(isp) && info != ASYNC_RIOZIO_STALL) || isp->isp_state != ISP_RUNSTATE) {
5024                         goto out;
5025                 }
5026         }
5027
5028         /*
5029          * We can't be getting this now.
5030          */
5031         if (isp->isp_state != ISP_RUNSTATE) {
5032                 /*
5033                  * This seems to happen to 23XX and 24XX cards- don't know why.
5034                  */
5035                  if (isp->isp_mboxbsy && isp->isp_lastmbxcmd == MBOX_ABOUT_FIRMWARE) {
5036                         goto fmbox;
5037                 }
5038                 isp_prt(isp, ISP_LOGINFO, "interrupt (ISR=%x SEMA=%x INFO=%x) "
5039                     "when not ready", isr, sema, info);
5040                 /*
5041                  * Thank you very much!  *Burrrp*!
5042                  */
5043                 isp->isp_residx = ISP_READ(isp, isp->isp_respinrp);
5044                 isp->isp_resodx = isp->isp_residx;
5045                 ISP_WRITE(isp, isp->isp_respoutrp, isp->isp_resodx);
5046                 if (IS_24XX(isp)) {
5047                         ISP_DISABLE_INTS(isp);
5048                 }
5049                 goto out;
5050         }
5051
5052 #ifdef  ISP_TARGET_MODE
5053         /*
5054          * Check for ATIO Queue entries.
5055          */
5056         if (IS_24XX(isp) &&
5057             (isr == ISPR2HST_ATIO_UPDATE || isr == ISPR2HST_ATIO_RSPQ_UPDATE ||
5058              isr == ISPR2HST_ATIO_UPDATE2)) {
5059                 iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
5060                 optr = isp->isp_atioodx;
5061
5062                 while (optr != iptr) {
5063                         uint8_t qe[QENTRY_LEN];
5064                         isphdr_t *hp;
5065                         uint32_t oop;
5066                         void *addr;
5067
5068                         oop = optr;
5069                         MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN, -1);
5070                         addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
5071                         isp_get_hdr(isp, addr, (isphdr_t *)qe);
5072                         hp = (isphdr_t *)qe;
5073                         switch (hp->rqs_entry_type) {
5074                         case RQSTYPE_NOTIFY:
5075                         case RQSTYPE_ATIO:
5076                                 (void) isp_target_notify(isp, addr, &oop);
5077                                 break;
5078                         default:
5079                                 isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
5080                                 break;
5081                         }
5082                         optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
5083                 }
5084                 if (isp->isp_atioodx != optr) {
5085                         ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
5086                         isp->isp_atioodx = optr;
5087                 }
5088         }
5089 #endif
5090
5091         /*
5092          * You *must* read the Response Queue In Pointer
5093          * prior to clearing the RISC interrupt.
5094          *
5095          * Debounce the 2300 if revision less than 2.
5096          */
5097         if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
5098                 i = 0;
5099                 do {
5100                         iptr = ISP_READ(isp, isp->isp_respinrp);
5101                         junk = ISP_READ(isp, isp->isp_respinrp);
5102                 } while (junk != iptr && ++i < 1000);
5103
5104                 if (iptr != junk) {
5105                         isp_prt(isp, ISP_LOGWARN, "Response Queue Out Pointer Unstable (%x, %x)", iptr, junk);
5106                         goto out;
5107                 }
5108         } else {
5109                 iptr = ISP_READ(isp, isp->isp_respinrp);
5110         }
5111
5112         optr = isp->isp_resodx;
5113         if (optr == iptr && sema == 0) {
5114                 /*
5115                  * There are a lot of these- reasons unknown- mostly on
5116                  * faster Alpha machines.
5117                  *
5118                  * I tried delaying after writing HCCR_CMD_CLEAR_RISC_INT to
5119                  * make sure the old interrupt went away (to avoid 'ringing'
5120                  * effects), but that didn't stop this from occurring.
5121                  */
5122                 if (IS_24XX(isp)) {
5123                         junk = 0;
5124                 } else if (IS_23XX(isp)) {
5125                         ISP_DELAY(100);
5126                         iptr = ISP_READ(isp, isp->isp_respinrp);
5127                         junk = ISP_READ(isp, BIU_R2HSTSLO);
5128                 } else {
5129                         junk = ISP_READ(isp, BIU_ISR);
5130                 }
5131                 if (optr == iptr) {
5132                         if (IS_23XX(isp) || IS_24XX(isp)) {
5133                                 ;
5134                         } else {
5135                                 sema = ISP_READ(isp, BIU_SEMA);
5136                                 info = ISP_READ(isp, OUTMAILBOX0);
5137                                 if ((sema & 0x3) && (info & 0x8000)) {
5138                                         goto again;
5139                                 }
5140                         }
5141                         isp->isp_intbogus++;
5142                         isp_prt(isp, ISP_LOGDEBUG1, "bogus intr- isr %x (%x) iptr %x optr %x", isr, junk, iptr, optr);
5143                 }
5144         }
5145         isp->isp_residx = iptr;
5146
5147         while (optr != iptr) {
5148                 uint8_t qe[QENTRY_LEN];
5149                 ispstatusreq_t *sp = (ispstatusreq_t *) qe;
5150                 isphdr_t *hp;
5151                 int buddaboom, scsi_status, completion_status;
5152                 int req_status_flags, req_state_flags;
5153                 uint8_t *snsp, *resp;
5154                 uint32_t rlen, slen, totslen;
5155                 long resid;
5156                 uint16_t oop;
5157
5158                 hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
5159                 oop = optr;
5160                 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5161                 nlooked++;
5162  read_again:
5163                 buddaboom = req_status_flags = req_state_flags = 0;
5164                 resid = 0L;
5165
5166                 /*
5167                  * Synchronize our view of this response queue entry.
5168                  */
5169                 MEMORYBARRIER(isp, SYNC_RESULT, oop, QENTRY_LEN, -1);
5170                 if (isp->isp_dblev & ISP_LOGDEBUG1)
5171                         isp_print_qentry(isp, "Response Queue Entry", oop, hp);
5172                 isp_get_hdr(isp, hp, &sp->req_header);
5173                 etype = sp->req_header.rqs_entry_type;
5174
5175                 if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5176                         isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5177                         isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5178                         scsi_status = sp2->req_scsi_status;
5179                         completion_status = sp2->req_completion_status;
5180                         if ((scsi_status & 0xff) != 0)
5181                                 req_state_flags = RQSF_GOT_STATUS;
5182                         else
5183                                 req_state_flags = 0;
5184                         resid = sp2->req_resid;
5185                 } else if (etype == RQSTYPE_RESPONSE) {
5186                         isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5187                         scsi_status = sp->req_scsi_status;
5188                         completion_status = sp->req_completion_status;
5189                         req_status_flags = sp->req_status_flags;
5190                         req_state_flags = sp->req_state_flags;
5191                         resid = sp->req_resid;
5192                 } else if (etype == RQSTYPE_RIO1) {
5193                         isp_rio1_t *rio = (isp_rio1_t *) qe;
5194                         isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5195                         for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5196                                 isp_fastpost_complete(isp, rio->req_handles[i]);
5197                         }
5198                         if (isp->isp_fpcchiwater < rio->req_header.rqs_seqno) {
5199                                 isp->isp_fpcchiwater = rio->req_header.rqs_seqno;
5200                         }
5201                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5202                         last_etype = etype;
5203                         continue;
5204                 } else if (etype == RQSTYPE_RIO2) {
5205                         isp_prt(isp, ISP_LOGERR, "dropping RIO2 response");
5206                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5207                         last_etype = etype;
5208                         continue;
5209                 } else if (etype == RQSTYPE_STATUS_CONT) {
5210                         isp_get_cont_response(isp, (ispstatus_cont_t *) hp, (ispstatus_cont_t *) sp);
5211                         if (last_etype == RQSTYPE_RESPONSE && continuations_expected && ndone > 0 && (xs = complist[ndone-1]) != NULL) {
5212                                 ispstatus_cont_t *scp = (ispstatus_cont_t *) sp;
5213                                 XS_SENSE_APPEND(xs, scp->req_sense_data, sizeof (scp->req_sense_data));
5214                                 isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "%d more Status Continuations expected", --continuations_expected);
5215                         } else {
5216                                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
5217                         }
5218                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5219                         continue;
5220                 } else {
5221                         /*
5222                          * Somebody reachable via isp_handle_other_response
5223                          * may have updated the response queue pointers for
5224                          * us, so we reload our goal index.
5225                          */
5226                         int r;
5227                         uint32_t tsto = oop;
5228                         r = isp_handle_other_response(isp, etype, hp, &tsto);
5229                         if (r < 0) {
5230                                 goto read_again;
5231                         }
5232                         /*
5233                          * If somebody updated the output pointer, then reset
5234                          * optr to be one more than the updated amount.
5235                          */
5236                         while (tsto != oop) {
5237                                 optr = ISP_NXT_QENTRY(tsto, RESULT_QUEUE_LEN(isp));
5238                         }
5239                         if (r > 0) {
5240                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5241                                 last_etype = etype;
5242                                 continue;
5243                         }
5244
5245                         /*
5246                          * After this point, we'll just look at the header as
5247                          * we don't know how to deal with the rest of the
5248                          * response.
5249                          */
5250
5251                         /*
5252                          * It really has to be a bounced request just copied
5253                          * from the request queue to the response queue. If
5254                          * not, something bad has happened.
5255                          */
5256                         if (etype != RQSTYPE_REQUEST) {
5257                                 isp_prt(isp, ISP_LOGERR, notresp, etype, oop, optr, nlooked);
5258                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5259                                 last_etype = etype;
5260                                 continue;
5261                         }
5262                         buddaboom = 1;
5263                         scsi_status = sp->req_scsi_status;
5264                         completion_status = sp->req_completion_status;
5265                         req_status_flags = sp->req_status_flags;
5266                         req_state_flags = sp->req_state_flags;
5267                         resid = sp->req_resid;
5268                 }
5269
5270                 if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5271                         if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5272                                 isp_print_qentry(isp, "unexpected continuation segment",
5273                                     oop, hp);
5274                                 last_etype = etype;
5275                                 continue;
5276                         }
5277                         if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5278                                 isp_prt(isp, ISP_LOG_WARN1, "internal queues full");
5279                                 /*
5280                                  * We'll synthesize a QUEUE FULL message below.
5281                                  */
5282                         }
5283                         if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5284                                 isp_print_qentry(isp, "bad header flag",
5285                                     oop, hp);
5286                                 buddaboom++;
5287                         }
5288                         if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5289                                 isp_print_qentry(isp, "bad request packet",
5290                                     oop, hp);
5291                                 buddaboom++;
5292                         }
5293                         if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5294                                 isp_print_qentry(isp, "invalid entry count",
5295                                     oop, hp);
5296                                 buddaboom++;
5297                         }
5298                         if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5299                                 isp_print_qentry(isp, "invalid IOCB ordering",
5300                                     oop, hp);
5301                                 last_etype = etype;
5302                                 continue;
5303                         }
5304                 }
5305
5306                 xs = isp_find_xs(isp, sp->req_handle);
5307                 if (xs == NULL) {
5308                         uint8_t ts = completion_status & 0xff;
5309                         /*
5310                          * Only whine if this isn't the expected fallout of
5311                          * aborting the command or resetting the target.
5312                          */
5313                         if (etype != RQSTYPE_RESPONSE) {
5314                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5315                         } else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5316                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5317                         }
5318                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5319                         last_etype = etype;
5320                         continue;
5321                 }
5322                 if (req_status_flags & RQSTF_BUS_RESET) {
5323                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx bus was reset",
5324                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5325                         XS_SETERR(xs, HBA_BUSRESET);
5326                         ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5327                 }
5328                 if (buddaboom) {
5329                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx buddaboom",
5330                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5331                         XS_SETERR(xs, HBA_BOTCH);
5332                 }
5333
5334                 resp = NULL;
5335                 rlen = 0;
5336                 snsp = NULL;
5337                 totslen = slen = 0;
5338                 if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5339                         resp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5340                         rlen = ((isp24xx_statusreq_t *)sp)->req_response_len;
5341                 } else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5342                         resp = sp->req_response;
5343                         rlen = sp->req_response_len;
5344                 }
5345                 if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5346                         /*
5347                          * Fibre Channel F/W doesn't say we got status
5348                          * if there's Sense Data instead. I guess they
5349                          * think it goes w/o saying.
5350                          */
5351                         req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5352                         if (IS_24XX(isp)) {
5353                                 snsp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5354                                 snsp += rlen;
5355                                 totslen = ((isp24xx_statusreq_t *)sp)->req_sense_len;
5356                                 slen = (sizeof (((isp24xx_statusreq_t *)sp)->req_rsp_sense)) - rlen;
5357                                 if (totslen < slen)
5358                                         slen = totslen;
5359                         } else {
5360                                 snsp = sp->req_sense_data;
5361                                 totslen = sp->req_sense_len;
5362                                 slen = sizeof (sp->req_sense_data);
5363                                 if (totslen < slen)
5364                                         slen = totslen;
5365                         }
5366                 } else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5367                         snsp = sp->req_sense_data;
5368                         totslen = sp->req_sense_len;
5369                         slen = sizeof (sp->req_sense_data);
5370                         if (totslen < slen)
5371                                 slen = totslen;
5372                 }
5373                 if (req_state_flags & RQSF_GOT_STATUS) {
5374                         *XS_STSP(xs) = scsi_status & 0xff;
5375                 }
5376
5377                 switch (etype) {
5378                 case RQSTYPE_RESPONSE:
5379                         if (resp && rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5380                                 const char *ptr;
5381                                 char lb[64];
5382                                 const char *rnames[10] = {
5383                                     "Task Management function complete",
5384                                     "FCP_DATA length different than FCP_BURST_LEN",
5385                                     "FCP_CMND fields invalid",
5386                                     "FCP_DATA parameter mismatch with FCP_DATA_RO",
5387                                     "Task Management function rejected",
5388                                     "Task Management function failed",
5389                                     NULL,
5390                                     NULL,
5391                                     "Task Management function succeeded",
5392                                     "Task Management function incorrect logical unit number",
5393                                 };
5394                                 uint8_t code = resp[FCP_RSPNS_CODE_OFFSET];
5395                                 if (code >= 10 || rnames[code] == NULL) {
5396                                         ISP_SNPRINTF(lb, sizeof(lb),
5397                                             "Unknown FCP Response Code 0x%x",
5398                                             code);
5399                                         ptr = lb;
5400                                 } else {
5401                                         ptr = rnames[code];
5402                                 }
5403                                 isp_xs_prt(isp, xs, ISP_LOGWARN,
5404                                     "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x",
5405                                     rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5406                                 if (code != 0 && code != 8)
5407                                         XS_SETERR(xs, HBA_BOTCH);
5408                         }
5409                         if (IS_24XX(isp)) {
5410                                 isp_parse_status_24xx(isp, (isp24xx_statusreq_t *)sp, xs, &resid);
5411                         } else {
5412                                 isp_parse_status(isp, (void *)sp, xs, &resid);
5413                         }
5414                         if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) && (*XS_STSP(xs) == SCSI_BUSY)) {
5415                                 XS_SETERR(xs, HBA_TGTBSY);
5416                         }
5417                         if (IS_SCSI(isp)) {
5418                                 XS_SET_RESID(xs, resid);
5419                                 /*
5420                                  * A new synchronous rate was negotiated for
5421                                  * this target. Mark state such that we'll go
5422                                  * look up that which has changed later.
5423                                  */
5424                                 if (req_status_flags & RQSTF_NEGOTIATION) {
5425                                         int t = XS_TGT(xs);
5426                                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5427                                         sdp->isp_devparam[t].dev_refresh = 1;
5428                                         sdp->update = 1;
5429                                 }
5430                         } else {
5431                                 if (req_status_flags & RQSF_XFER_COMPLETE) {
5432                                         XS_SET_RESID(xs, 0);
5433                                 } else if (scsi_status & RQCS_RESID) {
5434                                         XS_SET_RESID(xs, resid);
5435                                 } else {
5436                                         XS_SET_RESID(xs, 0);
5437                                 }
5438                         }
5439                         if (snsp && slen) {
5440                                 if (totslen > slen) {
5441                                         continuations_expected += ((totslen - slen + QENTRY_LEN - 5) / (QENTRY_LEN - 4));
5442                                         if (ndone > (MAX_REQUESTQ_COMPLETIONS - continuations_expected - 1)) {
5443                                                 /* we'll lose some stats, but that's a small price to pay */
5444                                                 for (i = 0; i < ndone; i++) {
5445                                                         if (complist[i]) {
5446                                                                 isp->isp_rsltccmplt++;
5447                                                                 isp_done(complist[i]);
5448                                                         }
5449                                                 }
5450                                                 ndone = 0;
5451                                         }
5452                                         isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "Expecting %d more Status Continuations for total sense length of %u",
5453                                             continuations_expected, totslen);
5454                                 }
5455                                 XS_SAVE_SENSE(xs, snsp, totslen, slen);
5456                         } else if ((req_status_flags & RQSF_GOT_STATUS) && (scsi_status & 0xff) == SCSI_CHECK && IS_FC(isp)) {
5457                                 isp_prt(isp, ISP_LOGWARN, "CHECK CONDITION w/o sense data for CDB=0x%x", XS_CDBP(xs)[0] & 0xff);
5458                                 isp_print_qentry(isp, "CC with no Sense",
5459                                     oop, hp);
5460                         }
5461                         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));
5462                         break;
5463                 case RQSTYPE_REQUEST:
5464                 case RQSTYPE_A64:
5465                 case RQSTYPE_T2RQS:
5466                 case RQSTYPE_T3RQS:
5467                 case RQSTYPE_T7RQS:
5468                         if (!IS_24XX(isp) && (sp->req_header.rqs_flags & RQSFLAG_FULL)) {
5469                                 /*
5470                                  * Force Queue Full status.
5471                                  */
5472                                 *XS_STSP(xs) = SCSI_QFULL;
5473                                 XS_SETERR(xs, HBA_NOERROR);
5474                         } else if (XS_NOERR(xs)) {
5475                                 isp_prt(isp, ISP_LOG_WARN1,
5476                                     "%d.%d.%jx badness at %s:%u",
5477                                     XS_CHANNEL(xs), XS_TGT(xs),
5478                                     (uintmax_t)XS_LUN(xs),
5479                                     __func__, __LINE__);
5480                                 XS_SETERR(xs, HBA_BOTCH);
5481                         }
5482                         XS_SET_RESID(xs, XS_XFRLEN(xs));
5483                         break;
5484                 default:
5485                         isp_print_qentry(isp, "Unhandled Response Type",
5486                             oop, hp);
5487                         if (XS_NOERR(xs)) {
5488                                 XS_SETERR(xs, HBA_BOTCH);
5489                         }
5490                         break;
5491                 }
5492
5493                 /*
5494                  * Free any DMA resources. As a side effect, this may
5495                  * also do any cache flushing necessary for data coherence.
5496                  */
5497                 if (XS_XFRLEN(xs)) {
5498                         ISP_DMAFREE(isp, xs, sp->req_handle);
5499                 }
5500                 isp_destroy_handle(isp, sp->req_handle);
5501
5502                 if (isp->isp_nactive > 0) {
5503                     isp->isp_nactive--;
5504                 }
5505                 complist[ndone++] = xs; /* defer completion call until later */
5506                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5507                 last_etype = etype;
5508                 if (ndone == MAX_REQUESTQ_COMPLETIONS) {
5509                         break;
5510                 }
5511         }
5512
5513         /*
5514          * If we looked at any commands, then it's valid to find out
5515          * what the outpointer is. It also is a trigger to update the
5516          * ISP's notion of what we've seen so far.
5517          */
5518         if (nlooked) {
5519                 ISP_WRITE(isp, isp->isp_respoutrp, optr);
5520                 isp->isp_resodx = optr;
5521                 if (isp->isp_rscchiwater < ndone)
5522                         isp->isp_rscchiwater = ndone;
5523         }
5524
5525 out:
5526
5527         if (IS_24XX(isp)) {
5528                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
5529         } else {
5530                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
5531                 ISP_WRITE(isp, BIU_SEMA, 0);
5532         }
5533
5534         for (i = 0; i < ndone; i++) {
5535                 xs = complist[i];
5536                 if (xs) {
5537                         if (((isp->isp_dblev & (ISP_LOGDEBUG1|ISP_LOGDEBUG2|ISP_LOGDEBUG3))) ||
5538                             ((isp->isp_dblev & (ISP_LOGDEBUG0|ISP_LOG_CWARN) && ((!XS_NOERR(xs)) || (*XS_STSP(xs) != SCSI_GOOD))))) {
5539                                 isp_prt_endcmd(isp, xs);
5540                         }
5541                         isp->isp_rsltccmplt++;
5542                         isp_done(xs);
5543                 }
5544         }
5545 }
5546
5547 /*
5548  * Support routines.
5549  */
5550
5551 void
5552 isp_prt_endcmd(ispsoftc_t *isp, XS_T *xs)
5553 {
5554         char cdbstr[16 * 5 + 1];
5555         int i, lim;
5556
5557         lim = XS_CDBLEN(xs) > 16? 16 : XS_CDBLEN(xs);
5558         ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "0x%02x ", XS_CDBP(xs)[0]);
5559         for (i = 1; i < lim; i++) {
5560                 ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "%s0x%02x ", cdbstr, XS_CDBP(xs)[i]);
5561         }
5562         if (XS_SENSE_VALID(xs)) {
5563                 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",
5564                     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));
5565         } else {
5566                 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));
5567         }
5568 }
5569
5570 /*
5571  * Parse an ASYNC mailbox complete
5572  *
5573  * Return non-zero if the event has been acknowledged.
5574  */
5575 static int
5576 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5577 {
5578         int acked = 0;
5579         uint32_t h1 = 0, h2 = 0;
5580         uint16_t chan = 0;
5581
5582         /*
5583          * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5584          * where Mailboxes 6/7 have the second handle.
5585          */
5586         if (mbox != ASYNC_RIO32_2) {
5587                 if (IS_DUALBUS(isp)) {
5588                         chan = ISP_READ(isp, OUTMAILBOX6);
5589                 }
5590         }
5591         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5592
5593         switch (mbox) {
5594         case ASYNC_BUS_RESET:
5595                 ISP_SET_SENDMARKER(isp, chan, 1);
5596 #ifdef  ISP_TARGET_MODE
5597                 if (isp_target_async(isp, chan, mbox)) {
5598                         acked = 1;
5599                 }
5600 #endif
5601                 isp_async(isp, ISPASYNC_BUS_RESET, chan);
5602                 break;
5603         case ASYNC_SYSTEM_ERROR:
5604                 isp->isp_dead = 1;
5605                 isp->isp_state = ISP_CRASHED;
5606                 /*
5607                  * Were we waiting for a mailbox command to complete?
5608                  * If so, it's dead, so wake up the waiter.
5609                  */
5610                 if (isp->isp_mboxbsy) {
5611                         isp->isp_obits = 1;
5612                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5613                         MBOX_NOTIFY_COMPLETE(isp);
5614                 }
5615                 /*
5616                  * It's up to the handler for isp_async to reinit stuff and
5617                  * restart the firmware
5618                  */
5619                 isp_async(isp, ISPASYNC_FW_CRASH);
5620                 acked = 1;
5621                 break;
5622
5623         case ASYNC_RQS_XFER_ERR:
5624                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5625                 break;
5626
5627         case ASYNC_RSP_XFER_ERR:
5628                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5629                 break;
5630
5631         case ASYNC_QWAKEUP:
5632                 /*
5633                  * We've just been notified that the Queue has woken up.
5634                  * We don't need to be chatty about this- just unlatch things
5635                  * and move on.
5636                  */
5637                 mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5638                 break;
5639
5640         case ASYNC_TIMEOUT_RESET:
5641                 isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5642                 ISP_SET_SENDMARKER(isp, chan, 1);
5643 #ifdef  ISP_TARGET_MODE
5644                 if (isp_target_async(isp, chan, mbox)) {
5645                         acked = 1;
5646                 }
5647 #endif
5648                 break;
5649
5650         case ASYNC_DEVICE_RESET:
5651                 isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5652                 ISP_SET_SENDMARKER(isp, chan, 1);
5653 #ifdef  ISP_TARGET_MODE
5654                 if (isp_target_async(isp, chan, mbox)) {
5655                         acked = 1;
5656                 }
5657 #endif
5658                 break;
5659
5660         case ASYNC_EXTMSG_UNDERRUN:
5661                 isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5662                 break;
5663
5664         case ASYNC_SCAM_INT:
5665                 isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5666                 break;
5667
5668         case ASYNC_HUNG_SCSI:
5669                 isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5670                 /* XXX: Need to issue SCSI reset at this point */
5671                 break;
5672
5673         case ASYNC_KILLED_BUS:
5674                 isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5675                 break;
5676
5677         case ASYNC_BUS_TRANSIT:
5678                 mbox = ISP_READ(isp, OUTMAILBOX2);
5679                 switch (mbox & SXP_PINS_MODE_MASK) {
5680                 case SXP_PINS_LVD_MODE:
5681                         isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5682                         SDPARAM(isp, chan)->isp_diffmode = 0;
5683                         SDPARAM(isp, chan)->isp_ultramode = 0;
5684                         SDPARAM(isp, chan)->isp_lvdmode = 1;
5685                         break;
5686                 case SXP_PINS_HVD_MODE:
5687                         isp_prt(isp, ISP_LOGINFO,
5688                             "Transition to Differential mode");
5689                         SDPARAM(isp, chan)->isp_diffmode = 1;
5690                         SDPARAM(isp, chan)->isp_ultramode = 0;
5691                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5692                         break;
5693                 case SXP_PINS_SE_MODE:
5694                         isp_prt(isp, ISP_LOGINFO,
5695                             "Transition to Single Ended mode");
5696                         SDPARAM(isp, chan)->isp_diffmode = 0;
5697                         SDPARAM(isp, chan)->isp_ultramode = 1;
5698                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5699                         break;
5700                 default:
5701                         isp_prt(isp, ISP_LOGWARN,
5702                             "Transition to Unknown Mode 0x%x", mbox);
5703                         break;
5704                 }
5705                 /*
5706                  * XXX: Set up to renegotiate again!
5707                  */
5708                 /* Can only be for a 1080... */
5709                 ISP_SET_SENDMARKER(isp, chan, 1);
5710                 break;
5711
5712         case ASYNC_CMD_CMPLT:
5713         case ASYNC_RIO32_1:
5714                 if (!IS_ULTRA3(isp)) {
5715                         isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5716                         break;
5717                 }
5718                 /* FALLTHROUGH */
5719                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5720                 break;
5721
5722         case ASYNC_RIO32_2:
5723                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5724                 h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5725                 break;
5726
5727         case ASYNC_RIO16_5:
5728         case ASYNC_RIO16_4:
5729         case ASYNC_RIO16_3:
5730         case ASYNC_RIO16_2:
5731         case ASYNC_RIO16_1:
5732                 isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5733                 break;
5734         default:
5735                 isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5736                 break;
5737         }
5738
5739         if (h1 || h2) {
5740                 isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5741                 isp_fastpost_complete(isp, h1);
5742                 if (h2) {
5743                         isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5744                         isp_fastpost_complete(isp, h2);
5745                         if (isp->isp_fpcchiwater < 2) {
5746                                 isp->isp_fpcchiwater = 2;
5747                         }
5748                 } else {
5749                         if (isp->isp_fpcchiwater < 1) {
5750                                 isp->isp_fpcchiwater = 1;
5751                         }
5752                 }
5753         } else {
5754                 isp->isp_intoasync++;
5755         }
5756         return (acked);
5757 }
5758
5759 static int
5760 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5761 {
5762         fcparam *fcp;
5763         int acked = 0;
5764         uint16_t chan;
5765
5766         if (IS_DUALBUS(isp)) {
5767                 chan = ISP_READ(isp, OUTMAILBOX6);
5768         } else {
5769                 chan = 0;
5770         }
5771         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5772
5773         switch (mbox) {
5774         case ASYNC_SYSTEM_ERROR:
5775                 isp->isp_dead = 1;
5776                 isp->isp_state = ISP_CRASHED;
5777                 FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5778                 isp_change_fw_state(isp, chan, FW_CONFIG_WAIT);
5779                 /*
5780                  * Were we waiting for a mailbox command to complete?
5781                  * If so, it's dead, so wake up the waiter.
5782                  */
5783                 if (isp->isp_mboxbsy) {
5784                         isp->isp_obits = 1;
5785                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5786                         MBOX_NOTIFY_COMPLETE(isp);
5787                 }
5788                 /*
5789                  * It's up to the handler for isp_async to reinit stuff and
5790                  * restart the firmware
5791                  */
5792                 isp_async(isp, ISPASYNC_FW_CRASH);
5793                 acked = 1;
5794                 break;
5795
5796         case ASYNC_RQS_XFER_ERR:
5797                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5798                 break;
5799
5800         case ASYNC_RSP_XFER_ERR:
5801                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5802                 break;
5803
5804         case ASYNC_QWAKEUP:
5805 #ifdef  ISP_TARGET_MODE
5806                 if (IS_24XX(isp)) {
5807                         isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5808                         break;
5809                 }
5810 #endif
5811                 isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5812                 break;
5813
5814         case ASYNC_CMD_CMPLT:
5815                 isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5816                 if (isp->isp_fpcchiwater < 1) {
5817                         isp->isp_fpcchiwater = 1;
5818                 }
5819                 break;
5820
5821         case ASYNC_RIOZIO_STALL:
5822                 break;
5823
5824         case ASYNC_CTIO_DONE:
5825 #ifdef  ISP_TARGET_MODE
5826                 if (isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1), mbox)) {
5827                         acked = 1;
5828                 } else {
5829                         isp->isp_fphccmplt++;
5830                 }
5831 #else
5832                 isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5833 #endif
5834                 break;
5835         case ASYNC_LIP_ERROR:
5836         case ASYNC_LIP_NOS_OLS_RECV:
5837         case ASYNC_LIP_OCCURRED:
5838         case ASYNC_PTPMODE:
5839                 /*
5840                  * These are broadcast events that have to be sent across
5841                  * all active channels.
5842                  */
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 occuring 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                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5900                         fcp = FCPARAM(isp, chan);
5901                         if (fcp->role == ISP_ROLE_NONE)
5902                                 continue;
5903                         fcp->isp_linkstate = 1;
5904                         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5905                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5906                         ISP_SET_SENDMARKER(isp, chan, 1);
5907                         isp_async(isp, ISPASYNC_LOOP_UP, chan);
5908 #ifdef  ISP_TARGET_MODE
5909                         if (isp_target_async(isp, chan, mbox)) {
5910                                 acked = 1;
5911                         }
5912 #endif
5913                 }
5914                 break;
5915
5916         case ASYNC_LOOP_DOWN:
5917                 /*
5918                  * This is a broadcast event that has to be sent across
5919                  * all active channels.
5920                  */
5921                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5922                         fcp = FCPARAM(isp, chan);
5923                         if (fcp->role == ISP_ROLE_NONE)
5924                                 continue;
5925                         ISP_SET_SENDMARKER(isp, chan, 1);
5926                         fcp->isp_linkstate = 0;
5927                         fcp->isp_loopstate = LOOP_NIL;
5928                         isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5929 #ifdef  ISP_TARGET_MODE
5930                         if (isp_target_async(isp, chan, mbox)) {
5931                                 acked = 1;
5932                         }
5933 #endif
5934                 }
5935                 break;
5936
5937         case ASYNC_LOOP_RESET:
5938                 /*
5939                  * This is a broadcast event that has to be sent across
5940                  * all active channels.
5941                  */
5942                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5943                         fcp = FCPARAM(isp, chan);
5944                         if (fcp->role == ISP_ROLE_NONE)
5945                                 continue;
5946                         ISP_SET_SENDMARKER(isp, chan, 1);
5947                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5948                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5949                         isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5950 #ifdef  ISP_TARGET_MODE
5951                         if (isp_target_async(isp, chan, mbox)) {
5952                                 acked = 1;
5953                         }
5954 #endif
5955                 }
5956                 break;
5957
5958         case ASYNC_PDB_CHANGED:
5959         {
5960                 int echan, nphdl, nlstate, reason;
5961
5962                 if (IS_23XX(isp) || IS_24XX(isp)) {
5963                         nphdl = ISP_READ(isp, OUTMAILBOX1);
5964                         nlstate = ISP_READ(isp, OUTMAILBOX2);
5965                 } else {
5966                         nphdl = nlstate = 0xffff;
5967                 }
5968                 if (IS_24XX(isp))
5969                         reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5970                 else
5971                         reason = 0xff;
5972                 if (ISP_CAP_MULTI_ID(isp)) {
5973                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5974                         if (chan == 0xff || nphdl == NIL_HANDLE) {
5975                                 chan = 0;
5976                                 echan = isp->isp_nchan - 1;
5977                         } else if (chan >= isp->isp_nchan) {
5978                                 break;
5979                         } else {
5980                                 echan = chan;
5981                         }
5982                 } else {
5983                         chan = echan = 0;
5984                 }
5985                 for (; chan <= echan; chan++) {
5986                         fcp = FCPARAM(isp, chan);
5987                         if (fcp->role == ISP_ROLE_NONE)
5988                                 continue;
5989                         if (fcp->isp_loopstate > LOOP_LTEST_DONE)
5990                                 fcp->isp_loopstate = LOOP_LTEST_DONE;
5991                         else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5992                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5993                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
5994                             ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
5995                 }
5996                 break;
5997         }
5998         case ASYNC_CHANGE_NOTIFY:
5999         {
6000                 int portid;
6001
6002                 portid = ((ISP_READ(isp, OUTMAILBOX1) & 0xff) << 16) |
6003                     ISP_READ(isp, OUTMAILBOX2);
6004                 if (ISP_CAP_MULTI_ID(isp)) {
6005                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
6006                         if (chan >= isp->isp_nchan)
6007                                 break;
6008                 } else {
6009                         chan = 0;
6010                 }
6011                 fcp = FCPARAM(isp, chan);
6012                 if (fcp->role == ISP_ROLE_NONE)
6013                         break;
6014                 if (fcp->isp_loopstate > LOOP_LTEST_DONE)
6015                         fcp->isp_loopstate = LOOP_LTEST_DONE;
6016                 else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6017                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6018                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6019                     ISPASYNC_CHANGE_SNS, portid);
6020                 break;
6021         }
6022         case ASYNC_ERR_LOGGING_DISABLED:
6023                 isp_prt(isp, ISP_LOGWARN, "Error logging disabled (reason 0x%x)",
6024                     ISP_READ(isp, OUTMAILBOX1));
6025                 break;
6026         case ASYNC_CONNMODE:
6027                 /*
6028                  * This only applies to 2100 amd 2200 cards
6029                  */
6030                 if (!IS_2200(isp) && !IS_2100(isp)) {
6031                         isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
6032                         break;
6033                 }
6034                 chan = 0;
6035                 mbox = ISP_READ(isp, OUTMAILBOX1);
6036                 switch (mbox) {
6037                 case ISP_CONN_LOOP:
6038                         isp_prt(isp, ISP_LOGINFO,
6039                             "Point-to-Point -> Loop mode");
6040                         break;
6041                 case ISP_CONN_PTP:
6042                         isp_prt(isp, ISP_LOGINFO,
6043                             "Loop -> Point-to-Point mode");
6044                         break;
6045                 case ISP_CONN_BADLIP:
6046                         isp_prt(isp, ISP_LOGWARN,
6047                             "Point-to-Point -> Loop mode (BAD LIP)");
6048                         break;
6049                 case ISP_CONN_FATAL:
6050                         isp->isp_dead = 1;
6051                         isp->isp_state = ISP_CRASHED;
6052                         isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
6053                         isp_async(isp, ISPASYNC_FW_CRASH);
6054                         return (-1);
6055                 case ISP_CONN_LOOPBACK:
6056                         isp_prt(isp, ISP_LOGWARN,
6057                             "Looped Back in Point-to-Point mode");
6058                         break;
6059                 default:
6060                         isp_prt(isp, ISP_LOGWARN,
6061                             "Unknown connection mode (0x%x)", mbox);
6062                         break;
6063                 }
6064                 ISP_SET_SENDMARKER(isp, chan, 1);
6065                 FCPARAM(isp, chan)->isp_loopstate = LOOP_HAVE_LINK;
6066                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
6067                 break;
6068         case ASYNC_P2P_INIT_ERR:
6069                 isp_prt(isp, ISP_LOGWARN, "P2P init error (reason 0x%x)",
6070                     ISP_READ(isp, OUTMAILBOX1));
6071                 break;
6072         case ASYNC_RCV_ERR:
6073                 if (IS_24XX(isp)) {
6074                         isp_prt(isp, ISP_LOGWARN, "Receive Error");
6075                 } else {
6076                         isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
6077                 }
6078                 break;
6079         case ASYNC_RJT_SENT:    /* same as ASYNC_QFULL_SENT */
6080                 if (IS_24XX(isp)) {
6081                         isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
6082                         break;
6083                 } else {
6084                         isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
6085                         break;
6086                 }
6087         case ASYNC_FW_RESTART_COMPLETE:
6088                 isp_prt(isp, ISP_LOGDEBUG0, "FW restart complete");
6089                 break;
6090         case ASYNC_TEMPERATURE_ALERT:
6091                 isp_prt(isp, ISP_LOGERR, "Temperature alert (subcode 0x%x)",
6092                     ISP_READ(isp, OUTMAILBOX1));
6093                 break;
6094         case ASYNC_AUTOLOAD_FW_COMPLETE:
6095                 isp_prt(isp, ISP_LOGDEBUG0, "Autoload FW init complete");
6096                 break;
6097         case ASYNC_AUTOLOAD_FW_FAILURE:
6098                 isp_prt(isp, ISP_LOGERR, "Autoload FW init failure");
6099                 break;
6100         default:
6101                 isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
6102                 break;
6103         }
6104         if (mbox != ASYNC_CTIO_DONE && mbox != ASYNC_CMD_CMPLT) {
6105                 isp->isp_intoasync++;
6106         }
6107         return (acked);
6108 }
6109
6110 /*
6111  * Handle other response entries. A pointer to the request queue output
6112  * index is here in case we want to eat several entries at once, although
6113  * this is not used currently.
6114  */
6115
6116 static int
6117 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
6118 {
6119         isp_ridacq_t rid;
6120         int chan, c;
6121         uint32_t hdl;
6122         void *ptr;
6123
6124         switch (type) {
6125         case RQSTYPE_STATUS_CONT:
6126                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
6127                 return (1);
6128         case RQSTYPE_MARKER:
6129                 isp_prt(isp, ISP_LOG_WARN1, "Marker Response");
6130                 return (1);
6131         case RQSTYPE_RPT_ID_ACQ:
6132                 isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
6133                 if (rid.ridacq_format == 0) {
6134                         for (chan = 0; chan < isp->isp_nchan; chan++) {
6135                                 fcparam *fcp = FCPARAM(isp, chan);
6136                                 if (fcp->role == ISP_ROLE_NONE)
6137                                         continue;
6138                                 c = (chan == 0) ? 127 : (chan - 1);
6139                                 if (rid.ridacq_map[c / 16] & (1 << (c % 16)) ||
6140                                     chan == 0) {
6141                                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6142                                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6143                                             chan, ISPASYNC_CHANGE_OTHER);
6144                                 } else {
6145                                         fcp->isp_loopstate = LOOP_NIL;
6146                                         isp_async(isp, ISPASYNC_LOOP_DOWN,
6147                                             chan);
6148                                 }
6149                         }
6150                 } else {
6151                         fcparam *fcp = FCPARAM(isp, rid.ridacq_vp_index);
6152                         if (rid.ridacq_vp_status == RIDACQ_STS_COMPLETE ||
6153                             rid.ridacq_vp_status == RIDACQ_STS_CHANGED) {
6154                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
6155                                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6156                                     rid.ridacq_vp_index, ISPASYNC_CHANGE_OTHER);
6157                         } else {
6158                                 fcp->isp_loopstate = LOOP_NIL;
6159                                 isp_async(isp, ISPASYNC_LOOP_DOWN,
6160                                     rid.ridacq_vp_index);
6161                         }
6162                 }
6163                 return (1);
6164         case RQSTYPE_VP_MODIFY:
6165         case RQSTYPE_VP_CTRL:
6166         case RQSTYPE_LOGIN:
6167                 ISP_IOXGET_32(isp, (uint32_t *)(hp + 1), hdl);
6168                 ptr = isp_find_xs(isp, hdl);
6169                 if (ptr != NULL) {
6170                         isp_destroy_handle(isp, hdl);
6171                         memcpy(ptr, hp, QENTRY_LEN);
6172                         wakeup(ptr);
6173                 }
6174                 return (1);
6175         case RQSTYPE_ATIO:
6176         case RQSTYPE_CTIO:
6177         case RQSTYPE_ENABLE_LUN:
6178         case RQSTYPE_MODIFY_LUN:
6179         case RQSTYPE_NOTIFY:
6180         case RQSTYPE_NOTIFY_ACK:
6181         case RQSTYPE_CTIO1:
6182         case RQSTYPE_ATIO2:
6183         case RQSTYPE_CTIO2:
6184         case RQSTYPE_CTIO3:
6185         case RQSTYPE_CTIO7:
6186         case RQSTYPE_ABTS_RCVD:
6187         case RQSTYPE_ABTS_RSP:
6188                 isp->isp_rsltccmplt++;  /* count as a response completion */
6189 #ifdef  ISP_TARGET_MODE
6190                 if (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp)) {
6191                         return (1);
6192                 }
6193 #endif
6194                 /* FALLTHROUGH */
6195         case RQSTYPE_REQUEST:
6196         default:
6197                 ISP_DELAY(100);
6198                 if (type != isp_get_response_type(isp, hp)) {
6199                         /*
6200                          * This is questionable- we're just papering over
6201                          * something we've seen on SMP linux in target
6202                          * mode- we don't really know what's happening
6203                          * here that causes us to think we've gotten
6204                          * an entry, but that either the entry isn't
6205                          * filled out yet or our CPU read data is stale.
6206                          */
6207                         isp_prt(isp, ISP_LOGINFO,
6208                                 "unstable type in response queue");
6209                         return (-1);
6210                 }
6211                 isp_prt(isp, ISP_LOGWARN, "Unhandled Response Type 0x%x",
6212                     isp_get_response_type(isp, hp));
6213                 return (0);
6214         }
6215 }
6216
6217 static void
6218 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, long *rp)
6219 {
6220         switch (sp->req_completion_status & 0xff) {
6221         case RQCS_COMPLETE:
6222                 if (XS_NOERR(xs)) {
6223                         XS_SETERR(xs, HBA_NOERROR);
6224                 }
6225                 return;
6226
6227         case RQCS_INCOMPLETE:
6228                 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6229                         isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Selection Timeout @ %s:%d", __func__, __LINE__);
6230                         if (XS_NOERR(xs)) {
6231                                 XS_SETERR(xs, HBA_SELTIMEOUT);
6232                                 *rp = XS_XFRLEN(xs);
6233                         }
6234                         return;
6235                 }
6236                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6237                 break;
6238
6239         case RQCS_DMA_ERROR:
6240                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6241                 *rp = XS_XFRLEN(xs);
6242                 break;
6243
6244         case RQCS_TRANSPORT_ERROR:
6245         {
6246                 char buf[172];
6247                 ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6248                 if (sp->req_state_flags & RQSF_GOT_BUS) {
6249                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6250                 }
6251                 if (sp->req_state_flags & RQSF_GOT_TARGET) {
6252                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6253                 }
6254                 if (sp->req_state_flags & RQSF_SENT_CDB) {
6255                         ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6256                 }
6257                 if (sp->req_state_flags & RQSF_XFRD_DATA) {
6258                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6259                 }
6260                 if (sp->req_state_flags & RQSF_GOT_STATUS) {
6261                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6262                 }
6263                 if (sp->req_state_flags & RQSF_GOT_SENSE) {
6264                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6265                 }
6266                 if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6267                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6268                 }
6269                 ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6270                 if (sp->req_status_flags & RQSTF_DISCONNECT) {
6271                         ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6272                 }
6273                 if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6274                         ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6275                 }
6276                 if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6277                         ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6278                 }
6279                 if (sp->req_status_flags & RQSTF_BUS_RESET) {
6280                         ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6281                 }
6282                 if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6283                         ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6284                 }
6285                 if (sp->req_status_flags & RQSTF_ABORTED) {
6286                         ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6287                 }
6288                 if (sp->req_status_flags & RQSTF_TIMEOUT) {
6289                         ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6290                 }
6291                 if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6292                         ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6293                 }
6294                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6295                 *rp = XS_XFRLEN(xs);
6296                 break;
6297         }
6298         case RQCS_RESET_OCCURRED:
6299         {
6300                 int chan;
6301                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6302                 for (chan = 0; chan < isp->isp_nchan; chan++) {
6303                         FCPARAM(isp, chan)->sendmarker = 1;
6304                 }
6305                 if (XS_NOERR(xs)) {
6306                         XS_SETERR(xs, HBA_BUSRESET);
6307                 }
6308                 *rp = XS_XFRLEN(xs);
6309                 return;
6310         }
6311         case RQCS_ABORTED:
6312                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6313                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6314                 if (XS_NOERR(xs)) {
6315                         XS_SETERR(xs, HBA_ABORTED);
6316                 }
6317                 return;
6318
6319         case RQCS_TIMEOUT:
6320                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6321                 /*
6322                  * XXX: Check to see if we logged out of the device.
6323                  */
6324                 if (XS_NOERR(xs)) {
6325                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6326                 }
6327                 return;
6328
6329         case RQCS_DATA_OVERRUN:
6330                 XS_SET_RESID(xs, sp->req_resid);
6331                 isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6332                 if (XS_NOERR(xs)) {
6333                         XS_SETERR(xs, HBA_DATAOVR);
6334                 }
6335                 return;
6336
6337         case RQCS_COMMAND_OVERRUN:
6338                 isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6339                 break;
6340
6341         case RQCS_STATUS_OVERRUN:
6342                 isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6343                 break;
6344
6345         case RQCS_BAD_MESSAGE:
6346                 isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6347                 break;
6348
6349         case RQCS_NO_MESSAGE_OUT:
6350                 isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6351                 break;
6352
6353         case RQCS_EXT_ID_FAILED:
6354                 isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6355                 break;
6356
6357         case RQCS_IDE_MSG_FAILED:
6358                 isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6359                 break;
6360
6361         case RQCS_ABORT_MSG_FAILED:
6362                 isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6363                 break;
6364
6365         case RQCS_REJECT_MSG_FAILED:
6366                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6367                 break;
6368
6369         case RQCS_NOP_MSG_FAILED:
6370                 isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6371                 break;
6372
6373         case RQCS_PARITY_ERROR_MSG_FAILED:
6374                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6375                 break;
6376
6377         case RQCS_DEVICE_RESET_MSG_FAILED:
6378                 isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6379                 break;
6380
6381         case RQCS_ID_MSG_FAILED:
6382                 isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6383                 break;
6384
6385         case RQCS_UNEXP_BUS_FREE:
6386                 isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6387                 break;
6388
6389         case RQCS_DATA_UNDERRUN:
6390         {
6391                 if (IS_FC(isp)) {
6392                         int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6393                         if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6394                                 isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6395                                 if (XS_NOERR(xs)) {
6396                                         XS_SETERR(xs, HBA_BOTCH);
6397                                 }
6398                                 return;
6399                         }
6400                 }
6401                 XS_SET_RESID(xs, sp->req_resid);
6402                 if (XS_NOERR(xs)) {
6403                         XS_SETERR(xs, HBA_NOERROR);
6404                 }
6405                 return;
6406         }
6407
6408         case RQCS_XACT_ERR1:
6409                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6410                 break;
6411
6412         case RQCS_XACT_ERR2:
6413                 isp_xs_prt(isp, xs, ISP_LOGERR,
6414                     "HBA attempted queued transaction to target routine %jx",
6415                     (uintmax_t)XS_LUN(xs));
6416                 break;
6417
6418         case RQCS_XACT_ERR3:
6419                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6420                 break;
6421
6422         case RQCS_BAD_ENTRY:
6423                 isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6424                 break;
6425
6426         case RQCS_QUEUE_FULL:
6427                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "internal queues full status 0x%x", *XS_STSP(xs));
6428
6429                 /*
6430                  * If QFULL or some other status byte is set, then this
6431                  * isn't an error, per se.
6432                  *
6433                  * Unfortunately, some QLogic f/w writers have, in
6434                  * some cases, ommitted to *set* status to QFULL.
6435                  */
6436 #if     0
6437                 if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6438                         XS_SETERR(xs, HBA_NOERROR);
6439                         return;
6440                 }
6441
6442 #endif
6443                 *XS_STSP(xs) = SCSI_QFULL;
6444                 XS_SETERR(xs, HBA_NOERROR);
6445                 return;
6446
6447         case RQCS_PHASE_SKIPPED:
6448                 isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6449                 break;
6450
6451         case RQCS_ARQS_FAILED:
6452                 isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6453                 if (XS_NOERR(xs)) {
6454                         XS_SETERR(xs, HBA_ARQFAIL);
6455                 }
6456                 return;
6457
6458         case RQCS_WIDE_FAILED:
6459                 isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6460                 if (IS_SCSI(isp)) {
6461                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6462                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6463                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6464                         sdp->update = 1;
6465                 }
6466                 if (XS_NOERR(xs)) {
6467                         XS_SETERR(xs, HBA_NOERROR);
6468                 }
6469                 return;
6470
6471         case RQCS_SYNCXFER_FAILED:
6472                 isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6473                 if (IS_SCSI(isp)) {
6474                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6475                         sdp += XS_CHANNEL(xs);
6476                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6477                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6478                         sdp->update = 1;
6479                 }
6480                 break;
6481
6482         case RQCS_LVD_BUSERR:
6483                 isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6484                 break;
6485
6486         case RQCS_PORT_UNAVAILABLE:
6487                 /*
6488                  * No such port on the loop. Moral equivalent of SELTIMEO
6489                  */
6490         case RQCS_PORT_LOGGED_OUT:
6491         {
6492                 const char *reason;
6493                 uint8_t sts = sp->req_completion_status & 0xff;
6494
6495                 /*
6496                  * It was there (maybe)- treat as a selection timeout.
6497                  */
6498                 if (sts == RQCS_PORT_UNAVAILABLE) {
6499                         reason = "unavailable";
6500                 } else {
6501                         reason = "logout";
6502                 }
6503
6504                 isp_prt(isp, ISP_LOGINFO, "port %s for target %d", reason, XS_TGT(xs));
6505
6506                 /*
6507                  * If we're on a local loop, force a LIP (which is overkill)
6508                  * to force a re-login of this unit. If we're on fabric,
6509                  * then we'll have to log in again as a matter of course.
6510                  */
6511                 if (FCPARAM(isp, 0)->isp_topo == TOPO_NL_PORT ||
6512                     FCPARAM(isp, 0)->isp_topo == TOPO_FL_PORT) {
6513                         mbreg_t mbs;
6514                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
6515                         if (ISP_CAP_2KLOGIN(isp)) {
6516                                 mbs.ibits = (1 << 10);
6517                         }
6518                         isp_mboxcmd_qnw(isp, &mbs, 1);
6519                 }
6520                 if (XS_NOERR(xs)) {
6521                         XS_SETERR(xs, HBA_SELTIMEOUT);
6522                 }
6523                 return;
6524         }
6525         case RQCS_PORT_CHANGED:
6526                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d", XS_TGT(xs));
6527                 if (XS_NOERR(xs)) {
6528                         XS_SETERR(xs, HBA_SELTIMEOUT);
6529                 }
6530                 return;
6531
6532         case RQCS_PORT_BUSY:
6533                 isp_prt(isp, ISP_LOGWARN, "port busy for target %d", XS_TGT(xs));
6534                 if (XS_NOERR(xs)) {
6535                         XS_SETERR(xs, HBA_TGTBSY);
6536                 }
6537                 return;
6538
6539         default:
6540                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x", sp->req_completion_status);
6541                 break;
6542         }
6543         if (XS_NOERR(xs)) {
6544                 XS_SETERR(xs, HBA_BOTCH);
6545         }
6546 }
6547
6548 static void
6549 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, long *rp)
6550 {
6551         int ru_marked, sv_marked;
6552         int chan = XS_CHANNEL(xs);
6553
6554         switch (sp->req_completion_status) {
6555         case RQCS_COMPLETE:
6556                 if (XS_NOERR(xs)) {
6557                         XS_SETERR(xs, HBA_NOERROR);
6558                 }
6559                 return;
6560
6561         case RQCS_DMA_ERROR:
6562                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6563                 break;
6564
6565         case RQCS_TRANSPORT_ERROR:
6566                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6567                 break;
6568
6569         case RQCS_RESET_OCCURRED:
6570                 isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6571                 FCPARAM(isp, chan)->sendmarker = 1;
6572                 if (XS_NOERR(xs)) {
6573                         XS_SETERR(xs, HBA_BUSRESET);
6574                 }
6575                 return;
6576
6577         case RQCS_ABORTED:
6578                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6579                 FCPARAM(isp, chan)->sendmarker = 1;
6580                 if (XS_NOERR(xs)) {
6581                         XS_SETERR(xs, HBA_ABORTED);
6582                 }
6583                 return;
6584
6585         case RQCS_TIMEOUT:
6586                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6587                 if (XS_NOERR(xs)) {
6588                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6589                 }
6590                 return;
6591
6592         case RQCS_DATA_OVERRUN:
6593                 XS_SET_RESID(xs, sp->req_resid);
6594                 isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6595                 if (XS_NOERR(xs)) {
6596                         XS_SETERR(xs, HBA_DATAOVR);
6597                 }
6598                 return;
6599
6600         case RQCS_24XX_DRE:     /* data reassembly error */
6601                 isp_prt(isp, ISP_LOGERR, "Chan %d data reassembly error for target %d", chan, XS_TGT(xs));
6602                 if (XS_NOERR(xs)) {
6603                         XS_SETERR(xs, HBA_ABORTED);
6604                 }
6605                 *rp = XS_XFRLEN(xs);
6606                 return;
6607
6608         case RQCS_24XX_TABORT:  /* aborted by target */
6609                 isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS", chan, XS_TGT(xs));
6610                 if (XS_NOERR(xs)) {
6611                         XS_SETERR(xs, HBA_ABORTED);
6612                 }
6613                 return;
6614
6615         case RQCS_DATA_UNDERRUN:
6616                 ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6617                 /*
6618                  * We can get an underrun w/o things being marked
6619                  * if we got a non-zero status.
6620                  */
6621                 sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6622                 if ((ru_marked == 0 && sv_marked == 0) ||
6623                     (sp->req_resid > XS_XFRLEN(xs))) {
6624                         isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6625                         if (XS_NOERR(xs)) {
6626                                 XS_SETERR(xs, HBA_BOTCH);
6627                         }
6628                         return;
6629                 }
6630                 XS_SET_RESID(xs, sp->req_resid);
6631                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6632                 if (XS_NOERR(xs)) {
6633                         XS_SETERR(xs, HBA_NOERROR);
6634                 }
6635                 return;
6636
6637         case RQCS_PORT_UNAVAILABLE:
6638                 /*
6639                  * No such port on the loop. Moral equivalent of SELTIMEO
6640                  */
6641         case RQCS_PORT_LOGGED_OUT:
6642         {
6643                 const char *reason;
6644                 uint8_t sts = sp->req_completion_status & 0xff;
6645
6646                 /*
6647                  * It was there (maybe)- treat as a selection timeout.
6648                  */
6649                 if (sts == RQCS_PORT_UNAVAILABLE) {
6650                         reason = "unavailable";
6651                 } else {
6652                         reason = "logout";
6653                 }
6654
6655                 isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6656                     chan, reason, XS_TGT(xs));
6657
6658                 /*
6659                  * There is no MBOX_INIT_LIP for the 24XX.
6660                  */
6661                 if (XS_NOERR(xs)) {
6662                         XS_SETERR(xs, HBA_SELTIMEOUT);
6663                 }
6664                 return;
6665         }
6666         case RQCS_PORT_CHANGED:
6667                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d chan %d", XS_TGT(xs), chan);
6668                 if (XS_NOERR(xs)) {
6669                         XS_SETERR(xs, HBA_SELTIMEOUT);
6670                 }
6671                 return;
6672
6673
6674         case RQCS_24XX_ENOMEM:  /* f/w resource unavailable */
6675                 isp_prt(isp, ISP_LOGWARN, "f/w resource unavailable for target %d chan %d", XS_TGT(xs), chan);
6676                 if (XS_NOERR(xs)) {
6677                         *XS_STSP(xs) = SCSI_BUSY;
6678                         XS_SETERR(xs, HBA_TGTBSY);
6679                 }
6680                 return;
6681
6682         case RQCS_24XX_TMO:     /* task management overrun */
6683                 isp_prt(isp, ISP_LOGWARN, "command for target %d overlapped task management for chan %d", XS_TGT(xs), chan);
6684                 if (XS_NOERR(xs)) {
6685                         *XS_STSP(xs) = SCSI_BUSY;
6686                         XS_SETERR(xs, HBA_TGTBSY);
6687                 }
6688                 return;
6689
6690         default:
6691                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x on chan %d", sp->req_completion_status, chan);
6692                 break;
6693         }
6694         if (XS_NOERR(xs)) {
6695                 XS_SETERR(xs, HBA_BOTCH);
6696         }
6697 }
6698
6699 static void
6700 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6701 {
6702         XS_T *xs;
6703
6704         if (fph == 0) {
6705                 return;
6706         }
6707         xs = isp_find_xs(isp, fph);
6708         if (xs == NULL) {
6709                 isp_prt(isp, ISP_LOGWARN,
6710                     "Command for fast post handle 0x%x not found", fph);
6711                 return;
6712         }
6713         isp_destroy_handle(isp, fph);
6714
6715         /*
6716          * Since we don't have a result queue entry item,
6717          * we must believe that SCSI status is zero and
6718          * that all data transferred.
6719          */
6720         XS_SET_RESID(xs, 0);
6721         *XS_STSP(xs) = SCSI_GOOD;
6722         if (XS_XFRLEN(xs)) {
6723                 ISP_DMAFREE(isp, xs, fph);
6724         }
6725         if (isp->isp_nactive) {
6726                 isp->isp_nactive--;
6727         }
6728         isp->isp_fphccmplt++;
6729         isp_done(xs);
6730 }
6731
6732 static int
6733 isp_mbox_continue(ispsoftc_t *isp)
6734 {
6735         mbreg_t mbs;
6736         uint16_t *ptr;
6737         uint32_t offset;
6738
6739         switch (isp->isp_lastmbxcmd) {
6740         case MBOX_WRITE_RAM_WORD:
6741         case MBOX_READ_RAM_WORD:
6742         case MBOX_WRITE_RAM_WORD_EXTENDED:
6743         case MBOX_READ_RAM_WORD_EXTENDED:
6744                 break;
6745         default:
6746                 return (1);
6747         }
6748         if (isp->isp_mboxtmp[0] != MBOX_COMMAND_COMPLETE) {
6749                 isp->isp_mbxwrk0 = 0;
6750                 return (-1);
6751         }
6752
6753         /*
6754          * Clear the previous interrupt.
6755          */
6756         if (IS_24XX(isp)) {
6757                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
6758         } else {
6759                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
6760                 ISP_WRITE(isp, BIU_SEMA, 0);
6761         }
6762
6763         /*
6764          * Continue with next word.
6765          */
6766         ISP_MEMZERO(&mbs, sizeof (mbs));
6767         ptr = isp->isp_mbxworkp;
6768         switch (isp->isp_lastmbxcmd) {
6769         case MBOX_WRITE_RAM_WORD:
6770                 mbs.param[1] = isp->isp_mbxwrk1++;
6771                 mbs.param[2] = *ptr++;
6772                 break;
6773         case MBOX_READ_RAM_WORD:
6774                 *ptr++ = isp->isp_mboxtmp[2];
6775                 mbs.param[1] = isp->isp_mbxwrk1++;
6776                 break;
6777         case MBOX_WRITE_RAM_WORD_EXTENDED:
6778                 if (IS_24XX(isp)) {
6779                         uint32_t *lptr = (uint32_t *)ptr;
6780                         mbs.param[2] = lptr[0];
6781                         mbs.param[3] = lptr[0] >> 16;
6782                         lptr++;
6783                         ptr = (uint16_t *)lptr;
6784                 } else {
6785                         mbs.param[2] = *ptr++;
6786                 }
6787                 offset = isp->isp_mbxwrk1;
6788                 offset |= isp->isp_mbxwrk8 << 16;
6789                 mbs.param[1] = offset;
6790                 mbs.param[8] = offset >> 16;
6791                 offset++;
6792                 isp->isp_mbxwrk1 = offset;
6793                 isp->isp_mbxwrk8 = offset >> 16;
6794                 break;
6795         case MBOX_READ_RAM_WORD_EXTENDED:
6796                 if (IS_24XX(isp)) {
6797                         uint32_t *lptr = (uint32_t *)ptr;
6798                         uint32_t val = isp->isp_mboxtmp[2];
6799                         val |= (isp->isp_mboxtmp[3]) << 16;
6800                         *lptr++ = val;
6801                         ptr = (uint16_t *)lptr;
6802                 } else {
6803                         *ptr++ = isp->isp_mboxtmp[2];
6804                 }
6805                 offset = isp->isp_mbxwrk1;
6806                 offset |= isp->isp_mbxwrk8 << 16;
6807                 mbs.param[1] = offset;
6808                 mbs.param[8] = offset >> 16;
6809                 offset++;
6810                 isp->isp_mbxwrk1 = offset;
6811                 isp->isp_mbxwrk8 = offset >> 16;
6812                 break;
6813         }
6814         isp->isp_mbxworkp = ptr;
6815         isp->isp_mbxwrk0--;
6816         mbs.param[0] = isp->isp_lastmbxcmd;
6817         mbs.logval = MBLOGALL;
6818         isp_mboxcmd_qnw(isp, &mbs, 0);
6819         return (0);
6820 }
6821
6822 #define ISP_SCSI_IBITS(op)              (mbpscsi[((op)<<1)])
6823 #define ISP_SCSI_OBITS(op)              (mbpscsi[((op)<<1) + 1])
6824 #define ISP_SCSI_OPMAP(in, out)         in, out
6825 static const uint8_t mbpscsi[] = {
6826         ISP_SCSI_OPMAP(0x01, 0x01),     /* 0x00: MBOX_NO_OP */
6827         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x01: MBOX_LOAD_RAM */
6828         ISP_SCSI_OPMAP(0x03, 0x01),     /* 0x02: MBOX_EXEC_FIRMWARE */
6829         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x03: MBOX_DUMP_RAM */
6830         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x04: MBOX_WRITE_RAM_WORD */
6831         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x05: MBOX_READ_RAM_WORD */
6832         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x06: MBOX_MAILBOX_REG_TEST */
6833         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x07: MBOX_VERIFY_CHECKSUM   */
6834         ISP_SCSI_OPMAP(0x01, 0x0f),     /* 0x08: MBOX_ABOUT_FIRMWARE */
6835         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x09: */
6836         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0a: */
6837         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0b: */
6838         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0c: */
6839         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0d: */
6840         ISP_SCSI_OPMAP(0x01, 0x05),     /* 0x0e: MBOX_CHECK_FIRMWARE */
6841         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0f: */
6842         ISP_SCSI_OPMAP(0x1f, 0x1f),     /* 0x10: MBOX_INIT_REQ_QUEUE */
6843         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x11: MBOX_INIT_RES_QUEUE */
6844         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x12: MBOX_EXECUTE_IOCB */
6845         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x13: MBOX_WAKE_UP   */
6846         ISP_SCSI_OPMAP(0x01, 0x3f),     /* 0x14: MBOX_STOP_FIRMWARE */
6847         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x15: MBOX_ABORT */
6848         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x16: MBOX_ABORT_DEVICE */
6849         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x17: MBOX_ABORT_TARGET */
6850         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x18: MBOX_BUS_RESET */
6851         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x19: MBOX_STOP_QUEUE */
6852         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1a: MBOX_START_QUEUE */
6853         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6854         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1c: MBOX_ABORT_QUEUE */
6855         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6856         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x1e: */
6857         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6858         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x20: MBOX_GET_INIT_SCSI_ID */
6859         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x21: MBOX_GET_SELECT_TIMEOUT */
6860         ISP_SCSI_OPMAP(0x01, 0xc7),     /* 0x22: MBOX_GET_RETRY_COUNT   */
6861         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6862         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x24: MBOX_GET_CLOCK_RATE */
6863         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x25: MBOX_GET_ACT_NEG_STATE */
6864         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6865         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x27: MBOX_GET_PCI_PARAMS */
6866         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x28: MBOX_GET_TARGET_PARAMS */
6867         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6868         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6869         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2b: */
6870         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2c: */
6871         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2d: */
6872         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2e: */
6873         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2f: */
6874         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x30: MBOX_SET_INIT_SCSI_ID */
6875         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x31: MBOX_SET_SELECT_TIMEOUT */
6876         ISP_SCSI_OPMAP(0xc7, 0xc7),     /* 0x32: MBOX_SET_RETRY_COUNT   */
6877         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6878         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x34: MBOX_SET_CLOCK_RATE */
6879         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x35: MBOX_SET_ACT_NEG_STATE */
6880         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6881         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6882         ISP_SCSI_OPMAP(0x4f, 0x4f),     /* 0x38: MBOX_SET_TARGET_PARAMS */
6883         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6884         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6885         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3b: */
6886         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3c: */
6887         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3d: */
6888         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3e: */
6889         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3f: */
6890         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6891         ISP_SCSI_OPMAP(0x3f, 0x01),     /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6892         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x42: MBOX_EXEC_BIOS_IOCB */
6893         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x43: */
6894         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x44: */
6895         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x45: SET SYSTEM PARAMETER */
6896         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x46: GET SYSTEM PARAMETER */
6897         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x47: */
6898         ISP_SCSI_OPMAP(0x01, 0xcf),     /* 0x48: GET SCAM CONFIGURATION */
6899         ISP_SCSI_OPMAP(0xcf, 0xcf),     /* 0x49: SET SCAM CONFIGURATION */
6900         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6901         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6902         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4c: */
6903         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4d: */
6904         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4e: */
6905         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4f: */
6906         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x50: LOAD RAM A64 */
6907         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x51: DUMP RAM A64 */
6908         ISP_SCSI_OPMAP(0xdf, 0xff),     /* 0x52: INITIALIZE REQUEST QUEUE A64 */
6909         ISP_SCSI_OPMAP(0xef, 0xff),     /* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6910         ISP_SCSI_OPMAP(0xcf, 0x01),     /* 0x54: EXECUCUTE COMMAND IOCB A64 */
6911         ISP_SCSI_OPMAP(0x07, 0x01),     /* 0x55: ENABLE TARGET MODE */
6912         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x56: GET TARGET STATUS */
6913         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x57: */
6914         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x58: */
6915         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x59: */
6916         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6917         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6918         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x5c: SET HOST DATA */
6919         ISP_SCSI_OPMAP(0x01, 0x01)      /* 0x5d: GET NOST DATA */
6920 };
6921 #define MAX_SCSI_OPCODE 0x5d
6922
6923 static const char *scsi_mbcmd_names[] = {
6924         "NO-OP",
6925         "LOAD RAM",
6926         "EXEC FIRMWARE",
6927         "DUMP RAM",
6928         "WRITE RAM WORD",
6929         "READ RAM WORD",
6930         "MAILBOX REG TEST",
6931         "VERIFY CHECKSUM",
6932         "ABOUT FIRMWARE",
6933         NULL,
6934         NULL,
6935         NULL,
6936         NULL,
6937         NULL,
6938         "CHECK FIRMWARE",
6939         NULL,
6940         "INIT REQUEST QUEUE",
6941         "INIT RESULT QUEUE",
6942         "EXECUTE IOCB",
6943         "WAKE UP",
6944         "STOP FIRMWARE",
6945         "ABORT",
6946         "ABORT DEVICE",
6947         "ABORT TARGET",
6948         "BUS RESET",
6949         "STOP QUEUE",
6950         "START QUEUE",
6951         "SINGLE STEP QUEUE",
6952         "ABORT QUEUE",
6953         "GET DEV QUEUE STATUS",
6954         NULL,
6955         "GET FIRMWARE STATUS",
6956         "GET INIT SCSI ID",
6957         "GET SELECT TIMEOUT",
6958         "GET RETRY COUNT",
6959         "GET TAG AGE LIMIT",
6960         "GET CLOCK RATE",
6961         "GET ACT NEG STATE",
6962         "GET ASYNC DATA SETUP TIME",
6963         "GET PCI PARAMS",
6964         "GET TARGET PARAMS",
6965         "GET DEV QUEUE PARAMS",
6966         "GET RESET DELAY PARAMS",
6967         NULL,
6968         NULL,
6969         NULL,
6970         NULL,
6971         NULL,
6972         "SET INIT SCSI ID",
6973         "SET SELECT TIMEOUT",
6974         "SET RETRY COUNT",
6975         "SET TAG AGE LIMIT",
6976         "SET CLOCK RATE",
6977         "SET ACT NEG STATE",
6978         "SET ASYNC DATA SETUP TIME",
6979         "SET PCI CONTROL PARAMS",
6980         "SET TARGET PARAMS",
6981         "SET DEV QUEUE PARAMS",
6982         "SET RESET DELAY PARAMS",
6983         NULL,
6984         NULL,
6985         NULL,
6986         NULL,
6987         NULL,
6988         "RETURN BIOS BLOCK ADDR",
6989         "WRITE FOUR RAM WORDS",
6990         "EXEC BIOS IOCB",
6991         NULL,
6992         NULL,
6993         "SET SYSTEM PARAMETER",
6994         "GET SYSTEM PARAMETER",
6995         NULL,
6996         "GET SCAM CONFIGURATION",
6997         "SET SCAM CONFIGURATION",
6998         "SET FIRMWARE FEATURES",
6999         "GET FIRMWARE FEATURES",
7000         NULL,
7001         NULL,
7002         NULL,
7003         NULL,
7004         "LOAD RAM A64",
7005         "DUMP RAM A64",
7006         "INITIALIZE REQUEST QUEUE A64",
7007         "INITIALIZE RESPONSE QUEUE A64",
7008         "EXECUTE IOCB A64",
7009         "ENABLE TARGET MODE",
7010         "GET TARGET MODE STATE",
7011         NULL,
7012         NULL,
7013         NULL,
7014         "SET DATA OVERRUN RECOVERY MODE",
7015         "GET DATA OVERRUN RECOVERY MODE",
7016         "SET HOST DATA",
7017         "GET NOST DATA",
7018 };
7019
7020 #define ISP_FC_IBITS(op)        ((mbpfc[((op)<<3) + 0] << 24) | (mbpfc[((op)<<3) + 1] << 16) | (mbpfc[((op)<<3) + 2] << 8) | (mbpfc[((op)<<3) + 3]))
7021 #define ISP_FC_OBITS(op)        ((mbpfc[((op)<<3) + 4] << 24) | (mbpfc[((op)<<3) + 5] << 16) | (mbpfc[((op)<<3) + 6] << 8) | (mbpfc[((op)<<3) + 7]))
7022
7023 #define ISP_FC_OPMAP(in0, out0)                                                   0,   0,   0, in0,    0,    0,    0, out0
7024 #define ISP_FC_OPMAP_HALF(in1, in0, out1, out0)                                   0,   0, in1, in0,    0,    0, out1, out0
7025 #define ISP_FC_OPMAP_FULL(in3, in2, in1, in0, out3, out2, out1, out0)           in3, in2, in1, in0, out3, out2, out1, out0
7026 static const uint32_t mbpfc[] = {
7027         ISP_FC_OPMAP(0x01, 0x01),       /* 0x00: MBOX_NO_OP */
7028         ISP_FC_OPMAP(0x1f, 0x01),       /* 0x01: MBOX_LOAD_RAM */
7029         ISP_FC_OPMAP_HALF(0x07, 0xff, 0x00, 0x03),      /* 0x02: MBOX_EXEC_FIRMWARE */
7030         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x03: MBOX_DUMP_RAM */
7031         ISP_FC_OPMAP(0x07, 0x07),       /* 0x04: MBOX_WRITE_RAM_WORD */
7032         ISP_FC_OPMAP(0x03, 0x07),       /* 0x05: MBOX_READ_RAM_WORD */
7033         ISP_FC_OPMAP_FULL(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff),      /* 0x06: MBOX_MAILBOX_REG_TEST */
7034         ISP_FC_OPMAP(0x07, 0x07),       /* 0x07: MBOX_VERIFY_CHECKSUM   */
7035         ISP_FC_OPMAP_FULL(0x0, 0x0, 0x0, 0x01, 0x0, 0x3, 0x80, 0x7f),   /* 0x08: MBOX_ABOUT_FIRMWARE */
7036         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x09: MBOX_LOAD_RISC_RAM_2100 */
7037         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x0a: DUMP RAM */
7038         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x01),        /* 0x0b: MBOX_LOAD_RISC_RAM */
7039         ISP_FC_OPMAP(0x00, 0x00),       /* 0x0c: */
7040         ISP_FC_OPMAP_HALF(0x1, 0x0f, 0x0, 0x01),        /* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
7041         ISP_FC_OPMAP(0x01, 0x05),       /* 0x0e: MBOX_CHECK_FIRMWARE */
7042         ISP_FC_OPMAP_HALF(0x1, 0x03, 0x0, 0x0d),        /* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
7043         ISP_FC_OPMAP(0x1f, 0x11),       /* 0x10: MBOX_INIT_REQ_QUEUE */
7044         ISP_FC_OPMAP(0x2f, 0x21),       /* 0x11: MBOX_INIT_RES_QUEUE */
7045         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x12: MBOX_EXECUTE_IOCB */
7046         ISP_FC_OPMAP(0x03, 0x03),       /* 0x13: MBOX_WAKE_UP   */
7047         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x03),        /* 0x14: MBOX_STOP_FIRMWARE */
7048         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x15: MBOX_ABORT */
7049         ISP_FC_OPMAP(0x07, 0x01),       /* 0x16: MBOX_ABORT_DEVICE */
7050         ISP_FC_OPMAP(0x07, 0x01),       /* 0x17: MBOX_ABORT_TARGET */
7051         ISP_FC_OPMAP(0x03, 0x03),       /* 0x18: MBOX_BUS_RESET */
7052         ISP_FC_OPMAP(0x07, 0x05),       /* 0x19: MBOX_STOP_QUEUE */
7053         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1a: MBOX_START_QUEUE */
7054         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
7055         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1c: MBOX_ABORT_QUEUE */
7056         ISP_FC_OPMAP(0x07, 0x03),       /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
7057         ISP_FC_OPMAP(0x00, 0x00),       /* 0x1e: */
7058         ISP_FC_OPMAP(0x01, 0x07),       /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
7059         ISP_FC_OPMAP_HALF(0x2, 0x01, 0x7e, 0xcf),       /* 0x20: MBOX_GET_LOOP_ID */
7060         ISP_FC_OPMAP(0x00, 0x00),       /* 0x21: */
7061         ISP_FC_OPMAP(0x03, 0x4b),       /* 0x22: MBOX_GET_TIMEOUT_PARAMS */
7062         ISP_FC_OPMAP(0x00, 0x00),       /* 0x23: */
7063         ISP_FC_OPMAP(0x00, 0x00),       /* 0x24: */
7064         ISP_FC_OPMAP(0x00, 0x00),       /* 0x25: */
7065         ISP_FC_OPMAP(0x00, 0x00),       /* 0x26: */
7066         ISP_FC_OPMAP(0x00, 0x00),       /* 0x27: */
7067         ISP_FC_OPMAP(0x01, 0x03),       /* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
7068         ISP_FC_OPMAP(0x03, 0x07),       /* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
7069         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2a: */
7070         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2b: */
7071         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2c: */
7072         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2d: */
7073         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2e: */
7074         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2f: */
7075         ISP_FC_OPMAP(0x00, 0x00),       /* 0x30: */
7076         ISP_FC_OPMAP(0x00, 0x00),       /* 0x31: */
7077         ISP_FC_OPMAP(0x4b, 0x4b),       /* 0x32: MBOX_SET_TIMEOUT_PARAMS */
7078         ISP_FC_OPMAP(0x00, 0x00),       /* 0x33: */
7079         ISP_FC_OPMAP(0x00, 0x00),       /* 0x34: */
7080         ISP_FC_OPMAP(0x00, 0x00),       /* 0x35: */
7081         ISP_FC_OPMAP(0x00, 0x00),       /* 0x36: */
7082         ISP_FC_OPMAP(0x00, 0x00),       /* 0x37: */
7083         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
7084         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
7085         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3a: */
7086         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3b: */
7087         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3c: */
7088         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3d: */
7089         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3e: */
7090         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3f: */
7091         ISP_FC_OPMAP(0x03, 0x01),       /* 0x40: MBOX_LOOP_PORT_BYPASS */
7092         ISP_FC_OPMAP(0x03, 0x01),       /* 0x41: MBOX_LOOP_PORT_ENABLE */
7093         ISP_FC_OPMAP_HALF(0x0, 0x01, 0x3, 0xcf),        /* 0x42: MBOX_GET_RESOURCE_COUNT */
7094         ISP_FC_OPMAP(0x01, 0x01),       /* 0x43: MBOX_REQUEST_OFFLINE_MODE */
7095         ISP_FC_OPMAP(0x00, 0x00),       /* 0x44: */
7096         ISP_FC_OPMAP(0x00, 0x00),       /* 0x45: */
7097         ISP_FC_OPMAP(0x00, 0x00),       /* 0x46: */
7098         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x47: GET PORT_DATABASE ENHANCED */
7099         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
7100         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x49: MBOX_GET_VP_DATABASE */
7101         ISP_FC_OPMAP_HALF(0x2, 0xcd, 0x0, 0x01),        /* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
7102         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4b: */
7103         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4c: */
7104         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4d: */
7105         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4e: */
7106         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4f: */
7107         ISP_FC_OPMAP(0x00, 0x00),       /* 0x50: */
7108         ISP_FC_OPMAP(0x00, 0x00),       /* 0x51: */
7109         ISP_FC_OPMAP(0x00, 0x00),       /* 0x52: */
7110         ISP_FC_OPMAP(0x00, 0x00),       /* 0x53: */
7111         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x54: EXECUTE IOCB A64 */
7112         ISP_FC_OPMAP(0x00, 0x00),       /* 0x55: */
7113         ISP_FC_OPMAP(0x00, 0x00),       /* 0x56: */
7114         ISP_FC_OPMAP(0x00, 0x00),       /* 0x57: */
7115         ISP_FC_OPMAP(0x00, 0x00),       /* 0x58: */
7116         ISP_FC_OPMAP(0x00, 0x00),       /* 0x59: */
7117         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5a: */
7118         ISP_FC_OPMAP(0x03, 0x01),       /* 0x5b: MBOX_DRIVER_HEARTBEAT */
7119         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x5c: MBOX_FW_HEARTBEAT */
7120         ISP_FC_OPMAP(0x07, 0x1f),       /* 0x5d: MBOX_GET_SET_DATA_RATE */
7121         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5e: */
7122         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5f: */
7123         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x60: MBOX_INIT_FIRMWARE */
7124         ISP_FC_OPMAP(0x00, 0x00),       /* 0x61: */
7125         ISP_FC_OPMAP(0x01, 0x01),       /* 0x62: MBOX_INIT_LIP */
7126         ISP_FC_OPMAP(0xcd, 0x03),       /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
7127         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x64: MBOX_GET_PORT_DB */
7128         ISP_FC_OPMAP(0x07, 0x01),       /* 0x65: MBOX_CLEAR_ACA */
7129         ISP_FC_OPMAP(0x07, 0x01),       /* 0x66: MBOX_TARGET_RESET */
7130         ISP_FC_OPMAP(0x07, 0x01),       /* 0x67: MBOX_CLEAR_TASK_SET */
7131         ISP_FC_OPMAP(0x07, 0x01),       /* 0x68: MBOX_ABORT_TASK_SET */
7132         ISP_FC_OPMAP(0x01, 0x07),       /* 0x69: MBOX_GET_FW_STATE */
7133         ISP_FC_OPMAP_HALF(0x6, 0x03, 0x0, 0xcf),        /* 0x6a: MBOX_GET_PORT_NAME */
7134         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x6b: MBOX_GET_LINK_STATUS */
7135         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x6c: MBOX_INIT_LIP_RESET */
7136         ISP_FC_OPMAP(0x00, 0x00),       /* 0x6d: */
7137         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x6e: MBOX_SEND_SNS */
7138         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x6f: MBOX_FABRIC_LOGIN */
7139         ISP_FC_OPMAP_HALF(0x02, 0x03, 0x00, 0x03),      /* 0x70: MBOX_SEND_CHANGE_REQUEST */
7140         ISP_FC_OPMAP(0x03, 0x03),       /* 0x71: MBOX_FABRIC_LOGOUT */
7141         ISP_FC_OPMAP(0x0f, 0x0f),       /* 0x72: MBOX_INIT_LIP_LOGIN */
7142         ISP_FC_OPMAP(0x00, 0x00),       /* 0x73: */
7143         ISP_FC_OPMAP(0x07, 0x01),       /* 0x74: LOGIN LOOP PORT */
7144         ISP_FC_OPMAP_HALF(0x03, 0xcf, 0x00, 0x07),      /* 0x75: GET PORT/NODE NAME LIST */
7145         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x76: SET VENDOR ID */
7146         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x77: INITIALIZE IP MAILBOX */
7147         ISP_FC_OPMAP(0x00, 0x00),       /* 0x78: */
7148         ISP_FC_OPMAP(0x00, 0x00),       /* 0x79: */
7149         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7a: */
7150         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7b: */
7151         ISP_FC_OPMAP_HALF(0x03, 0x4f, 0x00, 0x07),      /* 0x7c: Get ID List */
7152         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x7d: SEND LFA */
7153         ISP_FC_OPMAP(0x0f, 0x01)        /* 0x7e: LUN RESET */
7154 };
7155 #define MAX_FC_OPCODE   0x7e
7156 /*
7157  * Footnotes
7158  *
7159  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
7160  *      do not access at this time in the core driver. The caller is
7161  *      responsible for setting this register first (Gross!). The assumption
7162  *      is that we won't overflow.
7163  */
7164
7165 static const char *fc_mbcmd_names[] = {
7166         "NO-OP",                        /* 00h */
7167         "LOAD RAM",
7168         "EXEC FIRMWARE",
7169         "DUMP RAM",
7170         "WRITE RAM WORD",
7171         "READ RAM WORD",
7172         "MAILBOX REG TEST",
7173         "VERIFY CHECKSUM",
7174         "ABOUT FIRMWARE",
7175         "LOAD RAM (2100)",
7176         "DUMP RAM",
7177         "LOAD RISC RAM",
7178         "DUMP RISC RAM",
7179         "WRITE RAM WORD EXTENDED",
7180         "CHECK FIRMWARE",
7181         "READ RAM WORD EXTENDED",
7182         "INIT REQUEST QUEUE",           /* 10h */
7183         "INIT RESULT QUEUE",
7184         "EXECUTE IOCB",
7185         "WAKE UP",
7186         "STOP FIRMWARE",
7187         "ABORT",
7188         "ABORT DEVICE",
7189         "ABORT TARGET",
7190         "BUS RESET",
7191         "STOP QUEUE",
7192         "START QUEUE",
7193         "SINGLE STEP QUEUE",
7194         "ABORT QUEUE",
7195         "GET DEV QUEUE STATUS",
7196         NULL,
7197         "GET FIRMWARE STATUS",
7198         "GET LOOP ID",                  /* 20h */
7199         NULL,
7200         "GET TIMEOUT PARAMS",
7201         NULL,
7202         NULL,
7203         NULL,
7204         NULL,
7205         NULL,
7206         "GET FIRMWARE OPTIONS",
7207         "GET PORT QUEUE PARAMS",
7208         "GENERATE SYSTEM ERROR",
7209         NULL,
7210         NULL,
7211         NULL,
7212         NULL,
7213         NULL,
7214         "WRITE SFP",                    /* 30h */
7215         "READ SFP",
7216         "SET TIMEOUT PARAMS",
7217         NULL,
7218         NULL,
7219         NULL,
7220         NULL,
7221         NULL,
7222         "SET FIRMWARE OPTIONS",
7223         "SET PORT QUEUE PARAMS",
7224         NULL,
7225         "SET FC LED CONF",
7226         NULL,
7227         "RESTART NIC FIRMWARE",
7228         "ACCESS CONTROL",
7229         NULL,
7230         "LOOP PORT BYPASS",             /* 40h */
7231         "LOOP PORT ENABLE",
7232         "GET RESOURCE COUNT",
7233         "REQUEST NON PARTICIPATING MODE",
7234         "DIAGNOSTIC ECHO TEST",
7235         "DIAGNOSTIC LOOPBACK",
7236         NULL,
7237         "GET PORT DATABASE ENHANCED",
7238         "INIT FIRMWARE MULTI ID",
7239         "GET VP DATABASE",
7240         "GET VP DATABASE ENTRY",
7241         NULL,
7242         NULL,
7243         NULL,
7244         NULL,
7245         NULL,
7246         "GET FCF LIST",                 /* 50h */
7247         "GET DCBX PARAMETERS",
7248         NULL,
7249         "HOST MEMORY COPY",
7250         "EXECUTE IOCB A64",
7251         NULL,
7252         NULL,
7253         "SEND RNID",
7254         NULL,
7255         "SET PARAMETERS",
7256         "GET PARAMETERS",
7257         "DRIVER HEARTBEAT",
7258         "FIRMWARE HEARTBEAT",
7259         "GET/SET DATA RATE",
7260         "SEND RNFT",
7261         NULL,
7262         "INIT FIRMWARE",                /* 60h */
7263         "GET INIT CONTROL BLOCK",
7264         "INIT LIP",
7265         "GET FC-AL POSITION MAP",
7266         "GET PORT DATABASE",
7267         "CLEAR ACA",
7268         "TARGET RESET",
7269         "CLEAR TASK SET",
7270         "ABORT TASK SET",
7271         "GET FW STATE",
7272         "GET PORT NAME",
7273         "GET LINK STATUS",
7274         "INIT LIP RESET",
7275         "GET LINK STATS & PRIVATE DATA CNTS",
7276         "SEND SNS",
7277         "FABRIC LOGIN",
7278         "SEND CHANGE REQUEST",          /* 70h */
7279         "FABRIC LOGOUT",
7280         "INIT LIP LOGIN",
7281         NULL,
7282         "LOGIN LOOP PORT",
7283         "GET PORT/NODE NAME LIST",
7284         "SET VENDOR ID",
7285         "INITIALIZE IP MAILBOX",
7286         NULL,
7287         NULL,
7288         "GET XGMAC STATS",
7289         NULL,
7290         "GET ID LIST",
7291         "SEND LFA",
7292         "LUN RESET"
7293 };
7294
7295 static void
7296 isp_mboxcmd_qnw(ispsoftc_t *isp, mbreg_t *mbp, int nodelay)
7297 {
7298         unsigned int ibits, obits, box, opcode;
7299
7300         opcode = mbp->param[0];
7301         if (IS_FC(isp)) {
7302                 ibits = ISP_FC_IBITS(opcode);
7303                 obits = ISP_FC_OBITS(opcode);
7304         } else {
7305                 ibits = ISP_SCSI_IBITS(opcode);
7306                 obits = ISP_SCSI_OBITS(opcode);
7307         }
7308         ibits |= mbp->ibits;
7309         obits |= mbp->obits;
7310         for (box = 0; box < ISP_NMBOX(isp); box++) {
7311                 if (ibits & (1 << box)) {
7312                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7313                 }
7314                 if (nodelay == 0) {
7315                         isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7316                 }
7317         }
7318         if (nodelay == 0) {
7319                 isp->isp_lastmbxcmd = opcode;
7320                 isp->isp_obits = obits;
7321                 isp->isp_mboxbsy = 1;
7322         }
7323         if (IS_24XX(isp)) {
7324                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7325         } else {
7326                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7327         }
7328         /*
7329          * Oddly enough, if we're not delaying for an answer,
7330          * delay a bit to give the f/w a chance to pick up the
7331          * command.
7332          */
7333         if (nodelay) {
7334                 ISP_DELAY(1000);
7335         }
7336 }
7337
7338 static void
7339 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7340 {
7341         const char *cname, *xname, *sname;
7342         char tname[16], mname[16];
7343         unsigned int ibits, obits, box, opcode;
7344
7345         opcode = mbp->param[0];
7346         if (IS_FC(isp)) {
7347                 if (opcode > MAX_FC_OPCODE) {
7348                         mbp->param[0] = MBOX_INVALID_COMMAND;
7349                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7350                         return;
7351                 }
7352                 cname = fc_mbcmd_names[opcode];
7353                 ibits = ISP_FC_IBITS(opcode);
7354                 obits = ISP_FC_OBITS(opcode);
7355         } else {
7356                 if (opcode > MAX_SCSI_OPCODE) {
7357                         mbp->param[0] = MBOX_INVALID_COMMAND;
7358                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7359                         return;
7360                 }
7361                 cname = scsi_mbcmd_names[opcode];
7362                 ibits = ISP_SCSI_IBITS(opcode);
7363                 obits = ISP_SCSI_OBITS(opcode);
7364         }
7365         if (cname == NULL) {
7366                 cname = tname;
7367                 ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7368         }
7369         isp_prt(isp, ISP_LOGDEBUG3, "Mailbox Command '%s'", cname);
7370
7371         /*
7372          * Pick up any additional bits that the caller might have set.
7373          */
7374         ibits |= mbp->ibits;
7375         obits |= mbp->obits;
7376
7377         /*
7378          * Mask any bits that the caller wants us to mask
7379          */
7380         ibits &= mbp->ibitm;
7381         obits &= mbp->obitm;
7382
7383
7384         if (ibits == 0 && obits == 0) {
7385                 mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7386                 isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7387                 return;
7388         }
7389
7390         /*
7391          * Get exclusive usage of mailbox registers.
7392          */
7393         if (MBOX_ACQUIRE(isp)) {
7394                 mbp->param[0] = MBOX_REGS_BUSY;
7395                 goto out;
7396         }
7397
7398         for (box = 0; box < ISP_NMBOX(isp); box++) {
7399                 if (ibits & (1 << box)) {
7400                         isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7401                             mbp->param[box]);
7402                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7403                 }
7404                 isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7405         }
7406
7407         isp->isp_lastmbxcmd = opcode;
7408
7409         /*
7410          * We assume that we can't overwrite a previous command.
7411          */
7412         isp->isp_obits = obits;
7413         isp->isp_mboxbsy = 1;
7414
7415         /*
7416          * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7417          */
7418         if (IS_24XX(isp)) {
7419                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7420         } else {
7421                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7422         }
7423
7424         /*
7425          * While we haven't finished the command, spin our wheels here.
7426          */
7427         MBOX_WAIT_COMPLETE(isp, mbp);
7428
7429         /*
7430          * Did the command time out?
7431          */
7432         if (mbp->param[0] == MBOX_TIMEOUT) {
7433                 isp->isp_mboxbsy = 0;
7434                 MBOX_RELEASE(isp);
7435                 goto out;
7436         }
7437
7438         /*
7439          * Copy back output registers.
7440          */
7441         for (box = 0; box < ISP_NMBOX(isp); box++) {
7442                 if (obits & (1 << box)) {
7443                         mbp->param[box] = isp->isp_mboxtmp[box];
7444                         isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7445                             mbp->param[box]);
7446                 }
7447         }
7448
7449         isp->isp_mboxbsy = 0;
7450         MBOX_RELEASE(isp);
7451 out:
7452         if (mbp->logval == 0 || mbp->param[0] == MBOX_COMMAND_COMPLETE)
7453                 return;
7454
7455         if ((mbp->param[0] & 0xbfe0) == 0 &&
7456             (mbp->logval & MBLOGMASK(mbp->param[0])) == 0)
7457                 return;
7458
7459         xname = NULL;
7460         sname = "";
7461         switch (mbp->param[0]) {
7462         case MBOX_INVALID_COMMAND:
7463                 xname = "INVALID COMMAND";
7464                 break;
7465         case MBOX_HOST_INTERFACE_ERROR:
7466                 xname = "HOST INTERFACE ERROR";
7467                 break;
7468         case MBOX_TEST_FAILED:
7469                 xname = "TEST FAILED";
7470                 break;
7471         case MBOX_COMMAND_ERROR:
7472                 xname = "COMMAND ERROR";
7473                 ISP_SNPRINTF(mname, sizeof(mname), " subcode 0x%x",
7474                     mbp->param[1]);
7475                 sname = mname;
7476                 break;
7477         case MBOX_COMMAND_PARAM_ERROR:
7478                 xname = "COMMAND PARAMETER ERROR";
7479                 break;
7480         case MBOX_PORT_ID_USED:
7481                 xname = "PORT ID ALREADY IN USE";
7482                 break;
7483         case MBOX_LOOP_ID_USED:
7484                 xname = "LOOP ID ALREADY IN USE";
7485                 break;
7486         case MBOX_ALL_IDS_USED:
7487                 xname = "ALL LOOP IDS IN USE";
7488                 break;
7489         case MBOX_NOT_LOGGED_IN:
7490                 xname = "NOT LOGGED IN";
7491                 break;
7492         case MBOX_LINK_DOWN_ERROR:
7493                 xname = "LINK DOWN ERROR";
7494                 break;
7495         case MBOX_LOOPBACK_ERROR:
7496                 xname = "LOOPBACK ERROR";
7497                 break;
7498         case MBOX_CHECKSUM_ERROR:
7499                 xname = "CHECKSUM ERROR";
7500                 break;
7501         case MBOX_INVALID_PRODUCT_KEY:
7502                 xname = "INVALID PRODUCT KEY";
7503                 break;
7504         case MBOX_REGS_BUSY:
7505                 xname = "REGISTERS BUSY";
7506                 break;
7507         case MBOX_TIMEOUT:
7508                 xname = "TIMEOUT";
7509                 break;
7510         default:
7511                 ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7512                 xname = mname;
7513                 break;
7514         }
7515         if (xname) {
7516                 isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s%s)",
7517                     cname, xname, sname);
7518         }
7519 }
7520
7521 static int
7522 isp_fw_state(ispsoftc_t *isp, int chan)
7523 {
7524         if (IS_FC(isp)) {
7525                 mbreg_t mbs;
7526
7527                 MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7528                 isp_mboxcmd(isp, &mbs);
7529                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7530                         return (mbs.param[1]);
7531                 }
7532         }
7533         return (FW_ERROR);
7534 }
7535
7536 static void
7537 isp_spi_update(ispsoftc_t *isp, int chan)
7538 {
7539         int tgt;
7540         mbreg_t mbs;
7541         sdparam *sdp;
7542
7543         if (IS_FC(isp)) {
7544                 /*
7545                  * There are no 'per-bus' settings for Fibre Channel.
7546                  */
7547                 return;
7548         }
7549         sdp = SDPARAM(isp, chan);
7550         sdp->update = 0;
7551
7552         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7553                 uint16_t flags, period, offset;
7554                 int get;
7555
7556                 if (sdp->isp_devparam[tgt].dev_enable == 0) {
7557                         sdp->isp_devparam[tgt].dev_update = 0;
7558                         sdp->isp_devparam[tgt].dev_refresh = 0;
7559                         isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7560                         continue;
7561                 }
7562                 /*
7563                  * If the goal is to update the status of the device,
7564                  * take what's in goal_flags and try and set the device
7565                  * toward that. Otherwise, if we're just refreshing the
7566                  * current device state, get the current parameters.
7567                  */
7568
7569                 MBSINIT(&mbs, 0, MBLOGALL, 0);
7570
7571                 /*
7572                  * Refresh overrides set
7573                  */
7574                 if (sdp->isp_devparam[tgt].dev_refresh) {
7575                         mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7576                         get = 1;
7577                 } else if (sdp->isp_devparam[tgt].dev_update) {
7578                         mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7579
7580                         /*
7581                          * Make sure goal_flags has "Renegotiate on Error"
7582                          * on and "Freeze Queue on Error" off.
7583                          */
7584                         sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7585                         sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7586                         mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7587
7588                         /*
7589                          * Insist that PARITY must be enabled
7590                          * if SYNC or WIDE is enabled.
7591                          */
7592                         if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7593                                 mbs.param[2] |= DPARM_PARITY;
7594                         }
7595
7596                         if (mbs.param[2] & DPARM_SYNC) {
7597                                 mbs.param[3] =
7598                                     (sdp->isp_devparam[tgt].goal_offset << 8) |
7599                                     (sdp->isp_devparam[tgt].goal_period);
7600                         }
7601                         /*
7602                          * A command completion later that has
7603                          * RQSTF_NEGOTIATION set can cause
7604                          * the dev_refresh/announce cycle also.
7605                          *
7606                          * Note: It is really important to update our current
7607                          * flags with at least the state of TAG capabilities-
7608                          * otherwise we might try and send a tagged command
7609                          * when we have it all turned off. So change it here
7610                          * to say that current already matches goal.
7611                          */
7612                         sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7613                         sdp->isp_devparam[tgt].actv_flags |=
7614                             (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7615                         isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7616                             chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7617                         get = 0;
7618                 } else {
7619                         continue;
7620                 }
7621                 mbs.param[1] = (chan << 15) | (tgt << 8);
7622                 isp_mboxcmd(isp, &mbs);
7623                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7624                         continue;
7625                 }
7626                 if (get == 0) {
7627                         sdp->sendmarker = 1;
7628                         sdp->isp_devparam[tgt].dev_update = 0;
7629                         sdp->isp_devparam[tgt].dev_refresh = 1;
7630                 } else {
7631                         sdp->isp_devparam[tgt].dev_refresh = 0;
7632                         flags = mbs.param[2];
7633                         period = mbs.param[3] & 0xff;
7634                         offset = mbs.param[3] >> 8;
7635                         sdp->isp_devparam[tgt].actv_flags = flags;
7636                         sdp->isp_devparam[tgt].actv_period = period;
7637                         sdp->isp_devparam[tgt].actv_offset = offset;
7638                         isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7639                 }
7640         }
7641
7642         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7643                 if (sdp->isp_devparam[tgt].dev_update ||
7644                     sdp->isp_devparam[tgt].dev_refresh) {
7645                         sdp->update = 1;
7646                         break;
7647                 }
7648         }
7649 }
7650
7651 static void
7652 isp_setdfltsdparm(ispsoftc_t *isp)
7653 {
7654         int tgt;
7655         sdparam *sdp, *sdp1;
7656
7657         sdp = SDPARAM(isp, 0);
7658         if (IS_DUALBUS(isp))
7659                 sdp1 = sdp + 1;
7660         else
7661                 sdp1 = NULL;
7662
7663         /*
7664          * Establish some default parameters.
7665          */
7666         sdp->isp_cmd_dma_burst_enable = 0;
7667         sdp->isp_data_dma_burst_enabl = 1;
7668         sdp->isp_fifo_threshold = 0;
7669         sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7670         if (isp->isp_type >= ISP_HA_SCSI_1040) {
7671                 sdp->isp_async_data_setup = 9;
7672         } else {
7673                 sdp->isp_async_data_setup = 6;
7674         }
7675         sdp->isp_selection_timeout = 250;
7676         sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7677         sdp->isp_tag_aging = 8;
7678         sdp->isp_bus_reset_delay = 5;
7679         /*
7680          * Don't retry selection, busy or queue full automatically- reflect
7681          * these back to us.
7682          */
7683         sdp->isp_retry_count = 0;
7684         sdp->isp_retry_delay = 0;
7685
7686         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7687                 sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7688                 sdp->isp_devparam[tgt].dev_enable = 1;
7689         }
7690
7691         /*
7692          * The trick here is to establish a default for the default (honk!)
7693          * state (goal_flags). Then try and get the current status from
7694          * the card to fill in the current state. We don't, in fact, set
7695          * the default to the SAFE default state- that's not the goal state.
7696          */
7697         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7698                 uint8_t off, per;
7699                 sdp->isp_devparam[tgt].actv_offset = 0;
7700                 sdp->isp_devparam[tgt].actv_period = 0;
7701                 sdp->isp_devparam[tgt].actv_flags = 0;
7702
7703                 sdp->isp_devparam[tgt].goal_flags =
7704                     sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7705
7706                 /*
7707                  * We default to Wide/Fast for versions less than a 1040
7708                  * (unless it's SBus).
7709                  */
7710                 if (IS_ULTRA3(isp)) {
7711                         off = ISP_80M_SYNCPARMS >> 8;
7712                         per = ISP_80M_SYNCPARMS & 0xff;
7713                 } else if (IS_ULTRA2(isp)) {
7714                         off = ISP_40M_SYNCPARMS >> 8;
7715                         per = ISP_40M_SYNCPARMS & 0xff;
7716                 } else if (IS_1240(isp)) {
7717                         off = ISP_20M_SYNCPARMS >> 8;
7718                         per = ISP_20M_SYNCPARMS & 0xff;
7719                 } else if ((isp->isp_bustype == ISP_BT_SBUS &&
7720                     isp->isp_type < ISP_HA_SCSI_1020A) ||
7721                     (isp->isp_bustype == ISP_BT_PCI &&
7722                     isp->isp_type < ISP_HA_SCSI_1040) ||
7723                     (isp->isp_clock && isp->isp_clock < 60) ||
7724                     (sdp->isp_ultramode == 0)) {
7725                         off = ISP_10M_SYNCPARMS >> 8;
7726                         per = ISP_10M_SYNCPARMS & 0xff;
7727                 } else {
7728                         off = ISP_20M_SYNCPARMS_1040 >> 8;
7729                         per = ISP_20M_SYNCPARMS_1040 & 0xff;
7730                 }
7731                 sdp->isp_devparam[tgt].goal_offset =
7732                     sdp->isp_devparam[tgt].nvrm_offset = off;
7733                 sdp->isp_devparam[tgt].goal_period =
7734                     sdp->isp_devparam[tgt].nvrm_period = per;
7735
7736         }
7737
7738         /*
7739          * If we're a dual bus card, just copy the data over
7740          */
7741         if (sdp1) {
7742                 *sdp1 = *sdp;
7743                 sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7744         }
7745
7746         /*
7747          * If we've not been told to avoid reading NVRAM, try and read it.
7748          * If we're successful reading it, we can then return because NVRAM
7749          * will tell us what the desired settings are. Otherwise, we establish
7750          * some reasonable 'fake' nvram and goal defaults.
7751          */
7752         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7753                 mbreg_t mbs;
7754
7755                 if (isp_read_nvram(isp, 0) == 0) {
7756                         if (IS_DUALBUS(isp)) {
7757                                 if (isp_read_nvram(isp, 1) == 0) {
7758                                         return;
7759                                 }
7760                         }
7761                 }
7762                 MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7763                 isp_mboxcmd(isp, &mbs);
7764                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7765                         sdp->isp_req_ack_active_neg = 1;
7766                         sdp->isp_data_line_active_neg = 1;
7767                         if (sdp1) {
7768                                 sdp1->isp_req_ack_active_neg = 1;
7769                                 sdp1->isp_data_line_active_neg = 1;
7770                         }
7771                 } else {
7772                         sdp->isp_req_ack_active_neg =
7773                             (mbs.param[1] >> 4) & 0x1;
7774                         sdp->isp_data_line_active_neg =
7775                             (mbs.param[1] >> 5) & 0x1;
7776                         if (sdp1) {
7777                                 sdp1->isp_req_ack_active_neg =
7778                                     (mbs.param[2] >> 4) & 0x1;
7779                                 sdp1->isp_data_line_active_neg =
7780                                     (mbs.param[2] >> 5) & 0x1;
7781                         }
7782                 }
7783         }
7784
7785 }
7786
7787 static void
7788 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7789 {
7790         fcparam *fcp = FCPARAM(isp, chan);
7791
7792         /*
7793          * Establish some default parameters.
7794          */
7795         fcp->role = DEFAULT_ROLE(isp, chan);
7796         fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7797         fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7798         fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7799         fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7800         fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7801         fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7802         fcp->isp_fwoptions = 0;
7803         fcp->isp_xfwoptions = 0;
7804         fcp->isp_zfwoptions = 0;
7805         fcp->isp_lasthdl = NIL_HANDLE;
7806
7807         if (IS_24XX(isp)) {
7808                 fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7809                 fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7810                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) {
7811                         fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7812                 }
7813                 fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7814                 fcp->isp_zfwoptions |= ICB2400_OPT3_RATE_AUTO;
7815         } else {
7816                 fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7817                 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7818                 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7819                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) {
7820                         fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7821                 }
7822                 /*
7823                  * Make sure this is turned off now until we get
7824                  * extended options from NVRAM
7825                  */
7826                 fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7827                 fcp->isp_zfwoptions |= ICBZOPT_RATE_AUTO;
7828         }
7829
7830
7831         /*
7832          * Now try and read NVRAM unless told to not do so.
7833          * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7834          */
7835         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7836                 int i, j = 0;
7837                 /*
7838                  * Give a couple of tries at reading NVRAM.
7839                  */
7840                 for (i = 0; i < 2; i++) {
7841                         j = isp_read_nvram(isp, chan);
7842                         if (j == 0) {
7843                                 break;
7844                         }
7845                 }
7846                 if (j) {
7847                         isp->isp_confopts |= ISP_CFG_NONVRAM;
7848                 }
7849         }
7850
7851         fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7852         fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7853         isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7854             chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7855             (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7856             isp_class3_roles[fcp->role]);
7857 }
7858
7859 /*
7860  * Re-initialize the ISP and complete all orphaned commands
7861  * with a 'botched' notice. The reset/init routines should
7862  * not disturb an already active list of commands.
7863  */
7864
7865 int
7866 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7867 {
7868         int i, res = 0;
7869
7870         if (isp->isp_state == ISP_RUNSTATE)
7871                 isp_deinit(isp);
7872         if (isp->isp_state != ISP_RESETSTATE)
7873                 isp_reset(isp, do_load_defaults);
7874         if (isp->isp_state != ISP_RESETSTATE) {
7875                 res = EIO;
7876                 isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7877                 ISP_DISABLE_INTS(isp);
7878                 goto cleanup;
7879         }
7880
7881         isp_init(isp);
7882         if (isp->isp_state > ISP_RESETSTATE &&
7883             isp->isp_state != ISP_RUNSTATE) {
7884                 res = EIO;
7885                 isp_prt(isp, ISP_LOGERR, "%s: cannot init card", __func__);
7886                 ISP_DISABLE_INTS(isp);
7887                 if (IS_FC(isp)) {
7888                         /*
7889                          * If we're in ISP_ROLE_NONE, turn off the lasers.
7890                          */
7891                         if (!IS_24XX(isp)) {
7892                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7893                                 ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7894                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7895                                 ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7896                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7897                         }
7898                 }
7899         }
7900
7901 cleanup:
7902         isp->isp_nactive = 0;
7903         isp_clear_commands(isp);
7904         if (IS_FC(isp)) {
7905                 for (i = 0; i < isp->isp_nchan; i++)
7906                         isp_clear_portdb(isp, i);
7907         }
7908         return (res);
7909 }
7910
7911 /*
7912  * NVRAM Routines
7913  */
7914 static int
7915 isp_read_nvram(ispsoftc_t *isp, int bus)
7916 {
7917         int i, amt, retval;
7918         uint8_t csum, minversion;
7919         union {
7920                 uint8_t _x[ISP2400_NVRAM_SIZE];
7921                 uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7922         } _n;
7923 #define nvram_data      _n._x
7924 #define nvram_words     _n._s
7925
7926         if (IS_24XX(isp)) {
7927                 return (isp_read_nvram_2400(isp, nvram_data));
7928         } else if (IS_FC(isp)) {
7929                 amt = ISP2100_NVRAM_SIZE;
7930                 minversion = 1;
7931         } else if (IS_ULTRA2(isp)) {
7932                 amt = ISP1080_NVRAM_SIZE;
7933                 minversion = 0;
7934         } else {
7935                 amt = ISP_NVRAM_SIZE;
7936                 minversion = 2;
7937         }
7938
7939         for (i = 0; i < amt>>1; i++) {
7940                 isp_rdnvram_word(isp, i, &nvram_words[i]);
7941         }
7942
7943         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7944             nvram_data[2] != 'P') {
7945                 if (isp->isp_bustype != ISP_BT_SBUS) {
7946                         isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7947                         isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7948                 }
7949                 retval = -1;
7950                 goto out;
7951         }
7952
7953         for (csum = 0, i = 0; i < amt; i++) {
7954                 csum += nvram_data[i];
7955         }
7956         if (csum != 0) {
7957                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7958                 retval = -1;
7959                 goto out;
7960         }
7961
7962         if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7963                 isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7964                     ISP_NVRAM_VERSION(nvram_data));
7965                 retval = -1;
7966                 goto out;
7967         }
7968
7969         if (IS_ULTRA3(isp)) {
7970                 isp_parse_nvram_12160(isp, bus, nvram_data);
7971         } else if (IS_1080(isp)) {
7972                 isp_parse_nvram_1080(isp, bus, nvram_data);
7973         } else if (IS_1280(isp) || IS_1240(isp)) {
7974                 isp_parse_nvram_1080(isp, bus, nvram_data);
7975         } else if (IS_SCSI(isp)) {
7976                 isp_parse_nvram_1020(isp, nvram_data);
7977         } else {
7978                 isp_parse_nvram_2100(isp, nvram_data);
7979         }
7980         retval = 0;
7981 out:
7982         return (retval);
7983 #undef  nvram_data
7984 #undef  nvram_words
7985 }
7986
7987 static int
7988 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
7989 {
7990         int retval = 0;
7991         uint32_t addr, csum, lwrds, *dptr;
7992
7993         if (isp->isp_port) {
7994                 addr = ISP2400_NVRAM_PORT1_ADDR;
7995         } else {
7996                 addr = ISP2400_NVRAM_PORT0_ADDR;
7997         }
7998
7999         dptr = (uint32_t *) nvram_data;
8000         for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8001                 isp_rd_2400_nvram(isp, addr++, dptr++);
8002         }
8003         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
8004             nvram_data[2] != 'P') {
8005                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
8006                     nvram_data[0], nvram_data[1], nvram_data[2]);
8007                 retval = -1;
8008                 goto out;
8009         }
8010         dptr = (uint32_t *) nvram_data;
8011         for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8012                 uint32_t tmp;
8013                 ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
8014                 csum += tmp;
8015         }
8016         if (csum != 0) {
8017                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
8018                 retval = -1;
8019                 goto out;
8020         }
8021         isp_parse_nvram_2400(isp, nvram_data);
8022 out:
8023         return (retval);
8024 }
8025
8026 static void
8027 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
8028 {
8029         int i, cbits;
8030         uint16_t bit, rqst, junk;
8031
8032         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8033         ISP_DELAY(10);
8034         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8035         ISP_DELAY(10);
8036
8037         if (IS_FC(isp)) {
8038                 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
8039                 if (IS_2312(isp) && isp->isp_port) {
8040                         wo += 128;
8041                 }
8042                 rqst = (ISP_NVRAM_READ << 8) | wo;
8043                 cbits = 10;
8044         } else if (IS_ULTRA2(isp)) {
8045                 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
8046                 rqst = (ISP_NVRAM_READ << 8) | wo;
8047                 cbits = 10;
8048         } else {
8049                 wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
8050                 rqst = (ISP_NVRAM_READ << 6) | wo;
8051                 cbits = 8;
8052         }
8053
8054         /*
8055          * Clock the word select request out...
8056          */
8057         for (i = cbits; i >= 0; i--) {
8058                 if ((rqst >> i) & 1) {
8059                         bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
8060                 } else {
8061                         bit = BIU_NVRAM_SELECT;
8062                 }
8063                 ISP_WRITE(isp, BIU_NVRAM, bit);
8064                 ISP_DELAY(10);
8065                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8066                 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
8067                 ISP_DELAY(10);
8068                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8069                 ISP_WRITE(isp, BIU_NVRAM, bit);
8070                 ISP_DELAY(10);
8071                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8072         }
8073         /*
8074          * Now read the result back in (bits come back in MSB format).
8075          */
8076         *rp = 0;
8077         for (i = 0; i < 16; i++) {
8078                 uint16_t rv;
8079                 *rp <<= 1;
8080                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8081                 ISP_DELAY(10);
8082                 rv = ISP_READ(isp, BIU_NVRAM);
8083                 if (rv & BIU_NVRAM_DATAIN) {
8084                         *rp |= 1;
8085                 }
8086                 ISP_DELAY(10);
8087                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8088                 ISP_DELAY(10);
8089                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8090         }
8091         ISP_WRITE(isp, BIU_NVRAM, 0);
8092         ISP_DELAY(10);
8093         junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8094         ISP_SWIZZLE_NVRAM_WORD(isp, rp);
8095 }
8096
8097 static void
8098 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
8099 {
8100         int loops = 0;
8101         uint32_t base = 0x7ffe0000;
8102         uint32_t tmp = 0;
8103
8104         if (IS_26XX(isp)) {
8105                 base = 0x7fe7c000;      /* XXX: Observation, may be wrong. */
8106         } else if (IS_25XX(isp)) {
8107                 base = 0x7ff00000 | 0x48000;
8108         }
8109         ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
8110         for (loops = 0; loops < 5000; loops++) {
8111                 ISP_DELAY(10);
8112                 tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
8113                 if ((tmp & (1U << 31)) != 0) {
8114                         break;
8115                 }
8116         }
8117         if (tmp & (1U << 31)) {
8118                 *rp = ISP_READ(isp, BIU2400_FLASH_DATA);
8119                 ISP_SWIZZLE_NVRAM_LONG(isp, rp);
8120         } else {
8121                 *rp = 0xffffffff;
8122         }
8123 }
8124
8125 static void
8126 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
8127 {
8128         sdparam *sdp = SDPARAM(isp, 0);
8129         int tgt;
8130
8131         sdp->isp_fifo_threshold =
8132                 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
8133                 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
8134
8135         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8136                 sdp->isp_initiator_id = ISP_NVRAM_INITIATOR_ID(nvram_data);
8137
8138         sdp->isp_bus_reset_delay =
8139                 ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
8140
8141         sdp->isp_retry_count =
8142                 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
8143
8144         sdp->isp_retry_delay =
8145                 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
8146
8147         sdp->isp_async_data_setup =
8148                 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
8149
8150         if (isp->isp_type >= ISP_HA_SCSI_1040) {
8151                 if (sdp->isp_async_data_setup < 9) {
8152                         sdp->isp_async_data_setup = 9;
8153                 }
8154         } else {
8155                 if (sdp->isp_async_data_setup != 6) {
8156                         sdp->isp_async_data_setup = 6;
8157                 }
8158         }
8159
8160         sdp->isp_req_ack_active_neg =
8161                 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
8162
8163         sdp->isp_data_line_active_neg =
8164                 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
8165
8166         sdp->isp_data_dma_burst_enabl =
8167                 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
8168
8169         sdp->isp_cmd_dma_burst_enable =
8170                 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
8171
8172         sdp->isp_tag_aging =
8173                 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
8174
8175         sdp->isp_selection_timeout =
8176                 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
8177
8178         sdp->isp_max_queue_depth =
8179                 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
8180
8181         sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
8182
8183         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8184                 sdp->isp_devparam[tgt].dev_enable =
8185                         ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
8186                 sdp->isp_devparam[tgt].exc_throttle =
8187                         ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
8188                 sdp->isp_devparam[tgt].nvrm_offset =
8189                         ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
8190                 sdp->isp_devparam[tgt].nvrm_period =
8191                         ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
8192                 /*
8193                  * We probably shouldn't lie about this, but it
8194                  * it makes it much safer if we limit NVRAM values
8195                  * to sanity.
8196                  */
8197                 if (isp->isp_type < ISP_HA_SCSI_1040) {
8198                         /*
8199                          * If we're not ultra, we can't possibly
8200                          * be a shorter period than this.
8201                          */
8202                         if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
8203                                 sdp->isp_devparam[tgt].nvrm_period = 0x19;
8204                         }
8205                         if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
8206                                 sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
8207                         }
8208                 } else {
8209                         if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
8210                                 sdp->isp_devparam[tgt].nvrm_offset = 0x8;
8211                         }
8212                 }
8213                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8214                 if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
8215                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8216                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8217                 if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
8218                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8219                 if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
8220                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8221                 if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
8222                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8223                 if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
8224                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8225                 if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
8226                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8227                 sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
8228                 sdp->isp_devparam[tgt].goal_offset =
8229                     sdp->isp_devparam[tgt].nvrm_offset;
8230                 sdp->isp_devparam[tgt].goal_period =
8231                     sdp->isp_devparam[tgt].nvrm_period;
8232                 sdp->isp_devparam[tgt].goal_flags =
8233                     sdp->isp_devparam[tgt].nvrm_flags;
8234         }
8235 }
8236
8237 static void
8238 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8239 {
8240         sdparam *sdp = SDPARAM(isp, bus);
8241         int tgt;
8242
8243         sdp->isp_fifo_threshold =
8244             ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
8245
8246         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8247                 sdp->isp_initiator_id = ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
8248
8249         sdp->isp_bus_reset_delay =
8250             ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8251
8252         sdp->isp_retry_count =
8253             ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8254
8255         sdp->isp_retry_delay =
8256             ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8257
8258         sdp->isp_async_data_setup =
8259             ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8260
8261         sdp->isp_req_ack_active_neg =
8262             ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8263
8264         sdp->isp_data_line_active_neg =
8265             ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8266
8267         sdp->isp_data_dma_burst_enabl =
8268             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8269
8270         sdp->isp_cmd_dma_burst_enable =
8271             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8272
8273         sdp->isp_selection_timeout =
8274             ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8275
8276         sdp->isp_max_queue_depth =
8277              ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8278
8279         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8280                 sdp->isp_devparam[tgt].dev_enable =
8281                     ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8282                 sdp->isp_devparam[tgt].exc_throttle =
8283                         ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8284                 sdp->isp_devparam[tgt].nvrm_offset =
8285                         ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8286                 sdp->isp_devparam[tgt].nvrm_period =
8287                         ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8288                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8289                 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8290                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8291                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8292                 if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8293                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8294                 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8295                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8296                 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8297                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8298                 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8299                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8300                 if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8301                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8302                 sdp->isp_devparam[tgt].actv_flags = 0;
8303                 sdp->isp_devparam[tgt].goal_offset =
8304                     sdp->isp_devparam[tgt].nvrm_offset;
8305                 sdp->isp_devparam[tgt].goal_period =
8306                     sdp->isp_devparam[tgt].nvrm_period;
8307                 sdp->isp_devparam[tgt].goal_flags =
8308                     sdp->isp_devparam[tgt].nvrm_flags;
8309         }
8310 }
8311
8312 static void
8313 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8314 {
8315         sdparam *sdp = SDPARAM(isp, bus);
8316         int tgt;
8317
8318         sdp->isp_fifo_threshold =
8319             ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
8320
8321         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8322                 sdp->isp_initiator_id = ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8323
8324         sdp->isp_bus_reset_delay =
8325             ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8326
8327         sdp->isp_retry_count =
8328             ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8329
8330         sdp->isp_retry_delay =
8331             ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8332
8333         sdp->isp_async_data_setup =
8334             ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8335
8336         sdp->isp_req_ack_active_neg =
8337             ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8338
8339         sdp->isp_data_line_active_neg =
8340             ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8341
8342         sdp->isp_data_dma_burst_enabl =
8343             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8344
8345         sdp->isp_cmd_dma_burst_enable =
8346             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8347
8348         sdp->isp_selection_timeout =
8349             ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8350
8351         sdp->isp_max_queue_depth =
8352              ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8353
8354         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8355                 sdp->isp_devparam[tgt].dev_enable =
8356                     ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8357                 sdp->isp_devparam[tgt].exc_throttle =
8358                         ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8359                 sdp->isp_devparam[tgt].nvrm_offset =
8360                         ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8361                 sdp->isp_devparam[tgt].nvrm_period =
8362                         ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8363                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8364                 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8365                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8366                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8367                 if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8368                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8369                 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8370                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8371                 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8372                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8373                 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8374                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8375                 if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8376                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8377                 sdp->isp_devparam[tgt].actv_flags = 0;
8378                 sdp->isp_devparam[tgt].goal_offset =
8379                     sdp->isp_devparam[tgt].nvrm_offset;
8380                 sdp->isp_devparam[tgt].goal_period =
8381                     sdp->isp_devparam[tgt].nvrm_period;
8382                 sdp->isp_devparam[tgt].goal_flags =
8383                     sdp->isp_devparam[tgt].nvrm_flags;
8384         }
8385 }
8386
8387 static void
8388 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8389 {
8390         fcparam *fcp = FCPARAM(isp, 0);
8391         uint64_t wwn;
8392
8393         /*
8394          * There is NVRAM storage for both Port and Node entities-
8395          * but the Node entity appears to be unused on all the cards
8396          * I can find. However, we should account for this being set
8397          * at some point in the future.
8398          *
8399          * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8400          * bits 48..60. In the case of the 2202, it appears that they do
8401          * use bit 48 to distinguish between the two instances on the card.
8402          * The 2204, which I've never seen, *probably* extends this method.
8403          */
8404         wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8405         if (wwn) {
8406                 isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8407                     (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8408                 if ((wwn >> 60) == 0) {
8409                         wwn |= (((uint64_t) 2)<< 60);
8410                 }
8411         }
8412         fcp->isp_wwpn_nvram = wwn;
8413         if (IS_2200(isp) || IS_23XX(isp)) {
8414                 wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8415                 if (wwn) {
8416                         isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8417                             (uint32_t) (wwn >> 32),
8418                             (uint32_t) (wwn));
8419                         if ((wwn >> 60) == 0) {
8420                                 wwn |= (((uint64_t) 2)<< 60);
8421                         }
8422                 } else {
8423                         wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8424                 }
8425         } else {
8426                 wwn &= ~((uint64_t) 0xfff << 48);
8427         }
8428         fcp->isp_wwnn_nvram = wwn;
8429
8430         fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8431         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8432                 DEFAULT_FRAMESIZE(isp) =
8433                     ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8434         }
8435         fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8436         fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8437         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8438                 fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8439         }
8440         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8441                 DEFAULT_EXEC_THROTTLE(isp) =
8442                         ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8443         }
8444         fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8445         isp_prt(isp, ISP_LOGDEBUG0,
8446             "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8447             (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8448             (uint32_t) fcp->isp_wwnn_nvram,
8449             (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8450             (uint32_t) fcp->isp_wwpn_nvram,
8451             ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8452             ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8453         isp_prt(isp, ISP_LOGDEBUG0,
8454             "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8455             ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8456             ISP2100_NVRAM_OPTIONS(nvram_data),
8457             ISP2100_NVRAM_HARDLOOPID(nvram_data),
8458             ISP2100_NVRAM_TOV(nvram_data));
8459         fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8460         fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8461         isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8462             ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8463 }
8464
8465 static void
8466 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8467 {
8468         fcparam *fcp = FCPARAM(isp, 0);
8469         uint64_t wwn;
8470
8471         isp_prt(isp, ISP_LOGDEBUG0,
8472             "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8473             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8474             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8475             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8476             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8477             ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8478             ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8479         isp_prt(isp, ISP_LOGDEBUG0,
8480             "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8481             ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8482             ISP2400_NVRAM_HARDLOOPID(nvram_data),
8483             ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8484             ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8485             ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8486
8487         wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8488         fcp->isp_wwpn_nvram = wwn;
8489
8490         wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8491         if (wwn) {
8492                 if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8493                         wwn = 0;
8494                 }
8495         }
8496         if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8497                 wwn = fcp->isp_wwpn_nvram;
8498                 wwn &= ~((uint64_t) 0xfff << 48);
8499         }
8500         fcp->isp_wwnn_nvram = wwn;
8501
8502         if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8503                 fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8504         }
8505         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8506                 DEFAULT_FRAMESIZE(isp) =
8507                     ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8508         }
8509         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8510                 fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8511         }
8512         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8513                 DEFAULT_EXEC_THROTTLE(isp) =
8514                         ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8515         }
8516         fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8517         fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8518         fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8519 }