sys/dev/isp/isp.c

   1 /*-
   2  *  Copyright (c) 1997-2009 by Matthew Jacob
   3  *  All rights reserved.
   4  *
   5  *  Redistribution and use in source and binary forms, with or without
   6  *  modification, are permitted provided that the following conditions
   7  *  are met:
   8  *
   9  *  1. Redistributions of source code must retain the above copyright
  10  *     notice, this list of conditions and the following disclaimer.
  11  *  2. Redistributions in binary form must reproduce the above copyright
  12  *     notice, this list of conditions and the following disclaimer in the
  13  *     documentation and/or other materials provided with the distribution.
  14  *
  15  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
  19  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  *  SUCH DAMAGE.
  26  *
  27  */
  28
  29 /*
  30  * Machine and OS Independent (well, as best as possible)
  31  * code for the Qlogic ISP SCSI and FC-SCSI adapters.
  32  */
  33
  34 /*
  35  * Inspiration and ideas about this driver are from Erik Moe's Linux driver
  36  * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some
  37  * ideas dredged from the Solaris driver.
  38  */
  39
  40 /*
  41  * Include header file appropriate for platform we're building on.
  42  */
  43 #ifdef  __NetBSD__
  44 #include <sys/cdefs.h>
  45 __KERNEL_RCSID(0, "$NetBSD$");
  46 #include <dev/ic/isp_netbsd.h>
  47 #endif
  48 #ifdef  __FreeBSD__
  49 #include <sys/cdefs.h>
  50 __FBSDID("$FreeBSD$");
  51 #include <dev/isp/isp_freebsd.h>
  52 #endif
  53 #ifdef  __OpenBSD__
  54 #include <dev/ic/isp_openbsd.h>
  55 #endif
  56 #ifdef  __linux__
  57 #include "isp_linux.h"
  58 #endif
  59 #ifdef  __svr4__
  60 #include "isp_solaris.h"
  61 #endif
  62
  63 /*
  64  * General defines
  65  */
  66 #define MBOX_DELAY_COUNT        1000000 / 100
  67
  68 /*
  69  * Local static data
  70  */
  71 static const char notresp[] = "Not RESPONSE in RESPONSE Queue (type 0x%x) @ idx %d (next %d) nlooked %d";
  72 static const char bun[] = "bad underrun (count %d, resid %d, status %s)";
  73 static const char lipd[] = "Chan %d LIP destroyed %d active commands";
  74 static const char sacq[] = "unable to acquire scratch area";
  75
  76 static const uint8_t alpa_map[] = {
  77         0xef, 0xe8, 0xe4, 0xe2, 0xe1, 0xe0, 0xdc, 0xda,
  78         0xd9, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xce,
  79         0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc7, 0xc6, 0xc5,
  80         0xc3, 0xbc, 0xba, 0xb9, 0xb6, 0xb5, 0xb4, 0xb3,
  81         0xb2, 0xb1, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9,
  82         0xa7, 0xa6, 0xa5, 0xa3, 0x9f, 0x9e, 0x9d, 0x9b,
  83         0x98, 0x97, 0x90, 0x8f, 0x88, 0x84, 0x82, 0x81,
  84         0x80, 0x7c, 0x7a, 0x79, 0x76, 0x75, 0x74, 0x73,
  85         0x72, 0x71, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69,
  86         0x67, 0x66, 0x65, 0x63, 0x5c, 0x5a, 0x59, 0x56,
  87         0x55, 0x54, 0x53, 0x52, 0x51, 0x4e, 0x4d, 0x4c,
  88         0x4b, 0x4a, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3c,
  89         0x3a, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31,
  90         0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x27, 0x26,
  91         0x25, 0x23, 0x1f, 0x1e, 0x1d, 0x1b, 0x18, 0x17,
  92         0x10, 0x0f, 0x08, 0x04, 0x02, 0x01, 0x00
  93 };
  94
  95 /*
  96  * Local function prototypes.
  97  */
  98 static int isp_parse_async(ispsoftc_t *, uint16_t);
  99 static int isp_parse_async_fc(ispsoftc_t *, uint16_t);
 100 static int isp_handle_other_response(ispsoftc_t *, int, isphdr_t *, uint32_t *);
 101 static void isp_parse_status(ispsoftc_t *, ispstatusreq_t *, XS_T *, long *); static void
 102 isp_parse_status_24xx(ispsoftc_t *, isp24xx_statusreq_t *, XS_T *, long *);
 103 static void isp_fastpost_complete(ispsoftc_t *, uint32_t);
 104 static int isp_mbox_continue(ispsoftc_t *);
 105 static void isp_scsi_init(ispsoftc_t *);
 106 static void isp_scsi_channel_init(ispsoftc_t *, int);
 107 static void isp_fibre_init(ispsoftc_t *);
 108 static void isp_fibre_init_2400(ispsoftc_t *);
 109 static void isp_clear_portdb(ispsoftc_t *, int);
 110 static void isp_mark_portdb(ispsoftc_t *, int);
 111 static int isp_plogx(ispsoftc_t *, int, uint16_t, uint32_t, int);
 112 static int isp_port_login(ispsoftc_t *, uint16_t, uint32_t);
 113 static int isp_port_logout(ispsoftc_t *, uint16_t, uint32_t);
 114 static int isp_getpdb(ispsoftc_t *, int, uint16_t, isp_pdb_t *);
 115 static int isp_gethandles(ispsoftc_t *, int, uint16_t *, int *, int);
 116 static void isp_dump_chip_portdb(ispsoftc_t *, int);
 117 static uint64_t isp_get_wwn(ispsoftc_t *, int, int, int);
 118 static int isp_fclink_test(ispsoftc_t *, int, int);
 119 static int isp_pdb_sync(ispsoftc_t *, int);
 120 static int isp_scan_loop(ispsoftc_t *, int);
 121 static int isp_gid_ft_sns(ispsoftc_t *, int);
 122 static int isp_gid_ft_ct_passthru(ispsoftc_t *, int);
 123 static int isp_scan_fabric(ispsoftc_t *, int);
 124 static int isp_login_device(ispsoftc_t *, int, uint32_t, isp_pdb_t *, uint16_t *);
 125 static int isp_send_change_request(ispsoftc_t *, int);
 126 static int isp_register_fc4_type(ispsoftc_t *, int);
 127 static int isp_register_fc4_type_24xx(ispsoftc_t *, int);
 128 static int isp_register_fc4_features_24xx(ispsoftc_t *, int);
 129 static int isp_register_port_name_24xx(ispsoftc_t *, int);
 130 static int isp_register_node_name_24xx(ispsoftc_t *, int);
 131 static uint16_t isp_next_handle(ispsoftc_t *, uint16_t *);
 132 static int isp_fw_state(ispsoftc_t *, int);
 133 static void isp_mboxcmd_qnw(ispsoftc_t *, mbreg_t *, int);
 134 static void isp_mboxcmd(ispsoftc_t *, mbreg_t *);
 135
 136 static void isp_spi_update(ispsoftc_t *, int);
 137 static void isp_setdfltsdparm(ispsoftc_t *);
 138 static void isp_setdfltfcparm(ispsoftc_t *, int);
 139 static int isp_read_nvram(ispsoftc_t *, int);
 140 static int isp_read_nvram_2400(ispsoftc_t *, uint8_t *);
 141 static void isp_rdnvram_word(ispsoftc_t *, int, uint16_t *);
 142 static void isp_rd_2400_nvram(ispsoftc_t *, uint32_t, uint32_t *);
 143 static void isp_parse_nvram_1020(ispsoftc_t *, uint8_t *);
 144 static void isp_parse_nvram_1080(ispsoftc_t *, int, uint8_t *);
 145 static void isp_parse_nvram_12160(ispsoftc_t *, int, uint8_t *);
 146 static void isp_parse_nvram_2100(ispsoftc_t *, uint8_t *);
 147 static void isp_parse_nvram_2400(ispsoftc_t *, uint8_t *);
 148
 149 static void
 150 isp_change_fw_state(ispsoftc_t *isp, int chan, int state)
 151 {
 152         fcparam *fcp = FCPARAM(isp, chan);
 153
 154         if (fcp->isp_fwstate == state)
 155                 return;
 156         isp_prt(isp, ISP_LOGCONFIG|ISP_LOG_SANCFG,
 157             "Chan %d Firmware state <%s->%s>", chan,
 158             isp_fc_fw_statename(fcp->isp_fwstate), isp_fc_fw_statename(state));
 159         fcp->isp_fwstate = state;
 160 }
 161
 162 /*
 163  * Reset Hardware.
 164  *
 165  * Hit the chip over the head, download new f/w if available and set it running.
 166  *
 167  * Locking done elsewhere.
 168  */
 169
 170 void
 171 isp_reset(ispsoftc_t *isp, int do_load_defaults)
 172 {
 173         mbreg_t mbs;
 174         char *buf;
 175         uint64_t fwt;
 176         uint32_t code_org, val;
 177         int loops, i, dodnld = 1;
 178         const char *btype = "????";
 179         static const char dcrc[] = "Downloaded RISC Code Checksum Failure";
 180
 181         isp->isp_state = ISP_NILSTATE;
 182         if (isp->isp_dead) {
 183                 isp_shutdown(isp);
 184                 ISP_DISABLE_INTS(isp);
 185                 return;
 186         }
 187
 188         /*
 189          * Basic types (SCSI, FibreChannel and PCI or SBus)
 190          * have been set in the MD code. We figure out more
 191          * here. Possibly more refined types based upon PCI
 192          * identification. Chip revision has been gathered.
 193          *
 194          * After we've fired this chip up, zero out the conf1 register
 195          * for SCSI adapters and do other settings for the 2100.
 196          */
 197
 198         ISP_DISABLE_INTS(isp);
 199
 200         /*
 201          * Pick an initial maxcmds value which will be used
 202          * to allocate xflist pointer space. It may be changed
 203          * later by the firmware.
 204          */
 205         if (IS_24XX(isp)) {
 206                 isp->isp_maxcmds = 4096;
 207         } else if (IS_2322(isp)) {
 208                 isp->isp_maxcmds = 2048;
 209         } else if (IS_23XX(isp) || IS_2200(isp)) {
 210                 isp->isp_maxcmds = 1024;
 211         } else {
 212                 isp->isp_maxcmds = 512;
 213         }
 214
 215         /*
 216          * Set up DMA for the request and response queues.
 217          *
 218          * We do this now so we can use the request queue
 219          * for dma to load firmware from.
 220          */
 221         if (ISP_MBOXDMASETUP(isp) != 0) {
 222                 isp_prt(isp, ISP_LOGERR, "Cannot setup DMA");
 223                 return;
 224         }
 225
 226         /*
 227          * Set up default request/response queue in-pointer/out-pointer
 228          * register indices.
 229          */
 230         if (IS_24XX(isp)) {
 231                 isp->isp_rqstinrp = BIU2400_REQINP;
 232                 isp->isp_rqstoutrp = BIU2400_REQOUTP;
 233                 isp->isp_respinrp = BIU2400_RSPINP;
 234                 isp->isp_respoutrp = BIU2400_RSPOUTP;
 235         } else if (IS_23XX(isp)) {
 236                 isp->isp_rqstinrp = BIU_REQINP;
 237                 isp->isp_rqstoutrp = BIU_REQOUTP;
 238                 isp->isp_respinrp = BIU_RSPINP;
 239                 isp->isp_respoutrp = BIU_RSPOUTP;
 240         } else {
 241                 isp->isp_rqstinrp = INMAILBOX4;
 242                 isp->isp_rqstoutrp = OUTMAILBOX4;
 243                 isp->isp_respinrp = OUTMAILBOX5;
 244                 isp->isp_respoutrp = INMAILBOX5;
 245         }
 246
 247         /*
 248          * Put the board into PAUSE mode (so we can read the SXP registers
 249          * or write FPM/FBM registers).
 250          */
 251         if (IS_24XX(isp)) {
 252                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_HOST_INT);
 253                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
 254                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_PAUSE);
 255         } else {
 256                 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
 257         }
 258
 259         if (IS_FC(isp)) {
 260                 switch (isp->isp_type) {
 261                 case ISP_HA_FC_2100:
 262                         btype = "2100";
 263                         break;
 264                 case ISP_HA_FC_2200:
 265                         btype = "2200";
 266                         break;
 267                 case ISP_HA_FC_2300:
 268                         btype = "2300";
 269                         break;
 270                 case ISP_HA_FC_2312:
 271                         btype = "2312";
 272                         break;
 273                 case ISP_HA_FC_2322:
 274                         btype = "2322";
 275                         break;
 276                 case ISP_HA_FC_2400:
 277                         btype = "2422";
 278                         break;
 279                 case ISP_HA_FC_2500:
 280                         btype = "2532";
 281                         break;
 282                 case ISP_HA_FC_2600:
 283                         btype = "2031";
 284                         break;
 285                 default:
 286                         break;
 287                 }
 288
 289                 if (!IS_24XX(isp)) {
 290                         /*
 291                          * While we're paused, reset the FPM module and FBM
 292                          * fifos.
 293                          */
 294                         ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
 295                         ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
 296                         ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
 297                         ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
 298                         ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
 299                 }
 300         } else if (IS_1240(isp)) {
 301                 sdparam *sdp;
 302
 303                 btype = "1240";
 304                 isp->isp_clock = 60;
 305                 sdp = SDPARAM(isp, 0);
 306                 sdp->isp_ultramode = 1;
 307                 sdp = SDPARAM(isp, 1);
 308                 sdp->isp_ultramode = 1;
 309                 /*
 310                  * XXX: Should probably do some bus sensing.
 311                  */
 312         } else if (IS_ULTRA3(isp)) {
 313                 sdparam *sdp = isp->isp_param;
 314
 315                 isp->isp_clock = 100;
 316
 317                 if (IS_10160(isp))
 318                         btype = "10160";
 319                 else if (IS_12160(isp))
 320                         btype = "12160";
 321                 else
 322                         btype = "<UNKLVD>";
 323                 sdp->isp_lvdmode = 1;
 324
 325                 if (IS_DUALBUS(isp)) {
 326                         sdp++;
 327                         sdp->isp_lvdmode = 1;
 328                 }
 329         } else if (IS_ULTRA2(isp)) {
 330                 static const char m[] = "bus %d is in %s Mode";
 331                 uint16_t l;
 332                 sdparam *sdp = SDPARAM(isp, 0);
 333
 334                 isp->isp_clock = 100;
 335
 336                 if (IS_1280(isp))
 337                         btype = "1280";
 338                 else if (IS_1080(isp))
 339                         btype = "1080";
 340                 else
 341                         btype = "<UNKLVD>";
 342
 343                 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK;
 344                 switch (l) {
 345                 case ISP1080_LVD_MODE:
 346                         sdp->isp_lvdmode = 1;
 347                         isp_prt(isp, ISP_LOGCONFIG, m, 0, "LVD");
 348                         break;
 349                 case ISP1080_HVD_MODE:
 350                         sdp->isp_diffmode = 1;
 351                         isp_prt(isp, ISP_LOGCONFIG, m, 0, "Differential");
 352                         break;
 353                 case ISP1080_SE_MODE:
 354                         sdp->isp_ultramode = 1;
 355                         isp_prt(isp, ISP_LOGCONFIG, m, 0, "Single-Ended");
 356                         break;
 357                 default:
 358                         isp_prt(isp, ISP_LOGERR,
 359                             "unknown mode on bus %d (0x%x)", 0, l);
 360                         break;
 361                 }
 362
 363                 if (IS_DUALBUS(isp)) {
 364                         sdp = SDPARAM(isp, 1);
 365                         l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT);
 366                         l &= ISP1080_MODE_MASK;
 367                         switch (l) {
 368                         case ISP1080_LVD_MODE:
 369                                 sdp->isp_lvdmode = 1;
 370                                 isp_prt(isp, ISP_LOGCONFIG, m, 1, "LVD");
 371                                 break;
 372                         case ISP1080_HVD_MODE:
 373                                 sdp->isp_diffmode = 1;
 374                                 isp_prt(isp, ISP_LOGCONFIG,
 375                                     m, 1, "Differential");
 376                                 break;
 377                         case ISP1080_SE_MODE:
 378                                 sdp->isp_ultramode = 1;
 379                                 isp_prt(isp, ISP_LOGCONFIG,
 380                                     m, 1, "Single-Ended");
 381                                 break;
 382                         default:
 383                                 isp_prt(isp, ISP_LOGERR,
 384                                     "unknown mode on bus %d (0x%x)", 1, l);
 385                                 break;
 386                         }
 387                 }
 388         } else {
 389                 sdparam *sdp = SDPARAM(isp, 0);
 390                 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
 391                 switch (i) {
 392                 default:
 393                         isp_prt(isp, ISP_LOGALL, "Unknown Chip Type 0x%x", i);
 394                         /* FALLTHROUGH */
 395                 case 1:
 396                         btype = "1020";
 397                         isp->isp_type = ISP_HA_SCSI_1020;
 398                         isp->isp_clock = 40;
 399                         break;
 400                 case 2:
 401                         /*
 402                          * Some 1020A chips are Ultra Capable, but don't
 403                          * run the clock rate up for that unless told to
 404                          * do so by the Ultra Capable bits being set.
 405                          */
 406                         btype = "1020A";
 407                         isp->isp_type = ISP_HA_SCSI_1020A;
 408                         isp->isp_clock = 40;
 409                         break;
 410                 case 3:
 411                         btype = "1040";
 412                         isp->isp_type = ISP_HA_SCSI_1040;
 413                         isp->isp_clock = 60;
 414                         break;
 415                 case 4:
 416                         btype = "1040A";
 417                         isp->isp_type = ISP_HA_SCSI_1040A;
 418                         isp->isp_clock = 60;
 419                         break;
 420                 case 5:
 421                         btype = "1040B";
 422                         isp->isp_type = ISP_HA_SCSI_1040B;
 423                         isp->isp_clock = 60;
 424                         break;
 425                 case 6:
 426                         btype = "1040C";
 427                         isp->isp_type = ISP_HA_SCSI_1040C;
 428                         isp->isp_clock = 60;
 429                         break;
 430                 }
 431                 /*
 432                  * Now, while we're at it, gather info about ultra
 433                  * and/or differential mode.
 434                  */
 435                 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) {
 436                         isp_prt(isp, ISP_LOGCONFIG, "Differential Mode");
 437                         sdp->isp_diffmode = 1;
 438                 } else {
 439                         sdp->isp_diffmode = 0;
 440                 }
 441                 i = ISP_READ(isp, RISC_PSR);
 442                 if (isp->isp_bustype == ISP_BT_SBUS) {
 443                         i &= RISC_PSR_SBUS_ULTRA;
 444                 } else {
 445                         i &= RISC_PSR_PCI_ULTRA;
 446                 }
 447                 if (i != 0) {
 448                         isp_prt(isp, ISP_LOGCONFIG, "Ultra Mode Capable");
 449                         sdp->isp_ultramode = 1;
 450                         /*
 451                          * If we're in Ultra Mode, we have to be 60MHz clock-
 452                          * even for the SBus version.
 453                          */
 454                         isp->isp_clock = 60;
 455                 } else {
 456                         sdp->isp_ultramode = 0;
 457                         /*
 458                          * Clock is known. Gronk.
 459                          */
 460                 }
 461
 462                 /*
 463                  * Machine dependent clock (if set) overrides
 464                  * our generic determinations.
 465                  */
 466                 if (isp->isp_mdvec->dv_clock) {
 467                         if (isp->isp_mdvec->dv_clock < isp->isp_clock) {
 468                                 isp->isp_clock = isp->isp_mdvec->dv_clock;
 469                         }
 470                 }
 471
 472         }
 473
 474         /*
 475          * Clear instrumentation
 476          */
 477         isp->isp_intcnt = isp->isp_intbogus = 0;
 478
 479         /*
 480          * Do MD specific pre initialization
 481          */
 482         ISP_RESET0(isp);
 483
 484         /*
 485          * Hit the chip over the head with hammer,
 486          * and give it a chance to recover.
 487          */
 488
 489         if (IS_SCSI(isp)) {
 490                 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
 491                 /*
 492                  * A slight delay...
 493                  */
 494                 ISP_DELAY(100);
 495
 496                 /*
 497                  * Clear data && control DMA engines.
 498                  */
 499                 ISP_WRITE(isp, CDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
 500                 ISP_WRITE(isp, DDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
 501
 502
 503         } else if (IS_24XX(isp)) {
 504                 /*
 505                  * Stop DMA and wait for it to stop.
 506                  */
 507                 ISP_WRITE(isp, BIU2400_CSR, BIU2400_DMA_STOP|(3 << 4));
 508                 for (val = loops = 0; loops < 30000; loops++) {
 509                         ISP_DELAY(10);
 510                         val = ISP_READ(isp, BIU2400_CSR);
 511                         if ((val & BIU2400_DMA_ACTIVE) == 0) {
 512                                 break;
 513                         }
 514                 }
 515                 if (val & BIU2400_DMA_ACTIVE) {
 516                         ISP_RESET0(isp);
 517                         isp_prt(isp, ISP_LOGERR, "DMA Failed to Stop on Reset");
 518                         return;
 519                 }
 520                 /*
 521                  * Hold it in SOFT_RESET and STOP state for 100us.
 522                  */
 523                 ISP_WRITE(isp, BIU2400_CSR, BIU2400_SOFT_RESET|BIU2400_DMA_STOP|(3 << 4));
 524                 ISP_DELAY(100);
 525                 for (loops = 0; loops < 10000; loops++) {
 526                         ISP_DELAY(5);
 527                         val = ISP_READ(isp, OUTMAILBOX0);
 528                 }
 529                 for (val = loops = 0; loops < 500000; loops ++) {
 530                         val = ISP_READ(isp, BIU2400_CSR);
 531                         if ((val & BIU2400_SOFT_RESET) == 0) {
 532                                 break;
 533                         }
 534                 }
 535                 if (val & BIU2400_SOFT_RESET) {
 536                         ISP_RESET0(isp);
 537                         isp_prt(isp, ISP_LOGERR, "Failed to come out of reset");
 538                         return;
 539                 }
 540         } else {
 541                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
 542                 /*
 543                  * A slight delay...
 544                  */
 545                 ISP_DELAY(100);
 546
 547                 /*
 548                  * Clear data && control DMA engines.
 549                  */
 550                 ISP_WRITE(isp, CDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
 551                 ISP_WRITE(isp, TDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
 552                 ISP_WRITE(isp, RDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
 553         }
 554
 555         /*
 556          * Wait for ISP to be ready to go...
 557          */
 558         loops = MBOX_DELAY_COUNT;
 559         for (;;) {
 560                 if (IS_SCSI(isp)) {
 561                         if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) {
 562                                 break;
 563                         }
 564                 } else if (IS_24XX(isp)) {
 565                         if (ISP_READ(isp, OUTMAILBOX0) == 0) {
 566                                 break;
 567                         }
 568                 } else {
 569                         if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
 570                                 break;
 571                 }
 572                 ISP_DELAY(100);
 573                 if (--loops < 0) {
 574                         ISP_DUMPREGS(isp, "chip reset timed out");
 575                         ISP_RESET0(isp);
 576                         return;
 577                 }
 578         }
 579
 580         /*
 581          * After we've fired this chip up, zero out the conf1 register
 582          * for SCSI adapters and other settings for the 2100.
 583          */
 584
 585         if (IS_SCSI(isp)) {
 586                 ISP_WRITE(isp, BIU_CONF1, 0);
 587         } else if (!IS_24XX(isp)) {
 588                 ISP_WRITE(isp, BIU2100_CSR, 0);
 589         }
 590
 591         /*
 592          * Reset RISC Processor
 593          */
 594         if (IS_24XX(isp)) {
 595                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
 596                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RELEASE);
 597                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RESET);
 598         } else {
 599                 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
 600                 ISP_DELAY(100);
 601                 ISP_WRITE(isp, BIU_SEMA, 0);
 602         }
 603
 604         /*
 605          * Post-RISC Reset stuff.
 606          */
 607         if (IS_24XX(isp)) {
 608                 for (val = loops = 0; loops < 5000000; loops++) {
 609                         ISP_DELAY(5);
 610                         val = ISP_READ(isp, OUTMAILBOX0);
 611                         if (val == 0) {
 612                                 break;
 613                         }
 614                 }
 615                 if (val != 0) {
 616                         ISP_RESET0(isp);
 617                         isp_prt(isp, ISP_LOGERR, "reset didn't clear");
 618                         return;
 619                 }
 620         } else if (IS_SCSI(isp)) {
 621                 uint16_t tmp = isp->isp_mdvec->dv_conf1;
 622                 /*
 623                  * Busted FIFO. Turn off all but burst enables.
 624                  */
 625                 if (isp->isp_type == ISP_HA_SCSI_1040A) {
 626                         tmp &= BIU_BURST_ENABLE;
 627                 }
 628                 ISP_SETBITS(isp, BIU_CONF1, tmp);
 629                 if (tmp & BIU_BURST_ENABLE) {
 630                         ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
 631                         ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
 632                 }
 633                 if (SDPARAM(isp, 0)->isp_ptisp) {
 634                         if (SDPARAM(isp, 0)->isp_ultramode) {
 635                                 while (ISP_READ(isp, RISC_MTR) != 0x1313) {
 636                                         ISP_WRITE(isp, RISC_MTR, 0x1313);
 637                                         ISP_WRITE(isp, HCCR, HCCR_CMD_STEP);
 638                                 }
 639                         } else {
 640                                 ISP_WRITE(isp, RISC_MTR, 0x1212);
 641                         }
 642                         /*
 643                          * PTI specific register
 644                          */
 645                         ISP_WRITE(isp, RISC_EMB, DUAL_BANK);
 646                 } else {
 647                         ISP_WRITE(isp, RISC_MTR, 0x1212);
 648                 }
 649                 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
 650         } else {
 651                 ISP_WRITE(isp, RISC_MTR2100, 0x1212);
 652                 if (IS_2200(isp) || IS_23XX(isp)) {
 653                         ISP_WRITE(isp, HCCR, HCCR_2X00_DISABLE_PARITY_PAUSE);
 654                 }
 655                 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
 656         }
 657
 658         ISP_WRITE(isp, isp->isp_rqstinrp, 0);
 659         ISP_WRITE(isp, isp->isp_rqstoutrp, 0);
 660         ISP_WRITE(isp, isp->isp_respinrp, 0);
 661         ISP_WRITE(isp, isp->isp_respoutrp, 0);
 662         if (IS_24XX(isp)) {
 663                 if (!IS_26XX(isp)) {
 664                         ISP_WRITE(isp, BIU2400_PRI_REQINP, 0);
 665                         ISP_WRITE(isp, BIU2400_PRI_REQOUTP, 0);
 666                 }
 667                 ISP_WRITE(isp, BIU2400_ATIO_RSPINP, 0);
 668                 ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, 0);
 669         }
 670
 671         /*
 672          * Do MD specific post initialization
 673          */
 674         ISP_RESET1(isp);
 675
 676         /*
 677          * Wait for everything to finish firing up.
 678          *
 679          * Avoid doing this on early 2312s because you can generate a PCI
 680          * parity error (chip breakage).
 681          */
 682         if (IS_2312(isp) && isp->isp_revision < 2) {
 683                 ISP_DELAY(100);
 684         } else {
 685                 loops = MBOX_DELAY_COUNT;
 686                 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
 687                         ISP_DELAY(100);
 688                         if (--loops < 0) {
 689                                 ISP_RESET0(isp);
 690                                 isp_prt(isp, ISP_LOGERR, "MBOX_BUSY never cleared on reset");
 691                                 return;
 692                         }
 693                 }
 694         }
 695
 696         /*
 697          * Up until this point we've done everything by just reading or
 698          * setting registers. From this point on we rely on at least *some*
 699          * kind of firmware running in the card.
 700          */
 701
 702         /*
 703          * Do some sanity checking by running a NOP command.
 704          * If it succeeds, the ROM firmware is now running.
 705          */
 706         MBSINIT(&mbs, MBOX_NO_OP, MBLOGALL, 0);
 707         isp_mboxcmd(isp, &mbs);
 708         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 709                 isp_prt(isp, ISP_LOGERR, "NOP command failed (%x)", mbs.param[0]);
 710                 ISP_RESET0(isp);
 711                 return;
 712         }
 713
 714         /*
 715          * Do some operational tests
 716          */
 717
 718         if (IS_SCSI(isp) || IS_24XX(isp)) {
 719                 static const uint16_t patterns[MAX_MAILBOX] = {
 720                         0x0000, 0xdead, 0xbeef, 0xffff,
 721                         0xa5a5, 0x5a5a, 0x7f7f, 0x7ff7,
 722                         0x3421, 0xabcd, 0xdcba, 0xfeef,
 723                         0xbead, 0xdebe, 0x2222, 0x3333,
 724                         0x5555, 0x6666, 0x7777, 0xaaaa,
 725                         0xffff, 0xdddd, 0x9999, 0x1fbc,
 726                         0x6666, 0x6677, 0x1122, 0x33ff,
 727                         0x0000, 0x0001, 0x1000, 0x1010,
 728                 };
 729                 int nmbox = ISP_NMBOX(isp);
 730                 if (IS_SCSI(isp))
 731                         nmbox = 6;
 732                 MBSINIT(&mbs, MBOX_MAILBOX_REG_TEST, MBLOGALL, 0);
 733                 for (i = 1; i < nmbox; i++) {
 734                         mbs.param[i] = patterns[i];
 735                 }
 736                 isp_mboxcmd(isp, &mbs);
 737                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 738                         ISP_RESET0(isp);
 739                         return;
 740                 }
 741                 for (i = 1; i < nmbox; i++) {
 742                         if (mbs.param[i] != patterns[i]) {
 743                                 ISP_RESET0(isp);
 744                                 isp_prt(isp, ISP_LOGERR, "Register Test Failed at Register %d: should have 0x%04x but got 0x%04x", i, patterns[i], mbs.param[i]);
 745                                 return;
 746                         }
 747                 }
 748         }
 749
 750         /*
 751          * Download new Firmware, unless requested not to do so.
 752          * This is made slightly trickier in some cases where the
 753          * firmware of the ROM revision is newer than the revision
 754          * compiled into the driver. So, where we used to compare
 755          * versions of our f/w and the ROM f/w, now we just see
 756          * whether we have f/w at all and whether a config flag
 757          * has disabled our download.
 758          */
 759         if ((isp->isp_mdvec->dv_ispfw == NULL) || (isp->isp_confopts & ISP_CFG_NORELOAD)) {
 760                 dodnld = 0;
 761         }
 762
 763         if (IS_24XX(isp)) {
 764                 code_org = ISP_CODE_ORG_2400;
 765         } else if (IS_23XX(isp)) {
 766                 code_org = ISP_CODE_ORG_2300;
 767         } else {
 768                 code_org = ISP_CODE_ORG;
 769         }
 770
 771         isp->isp_loaded_fw = 0;
 772         if (dodnld && IS_24XX(isp)) {
 773                 const uint32_t *ptr = isp->isp_mdvec->dv_ispfw;
 774                 int wordload;
 775
 776                 /*
 777                  * Keep loading until we run out of f/w.
 778                  */
 779                 code_org = ptr[2];      /* 1st load address is our start addr */
 780                 wordload = 0;
 781
 782                 for (;;) {
 783                         uint32_t la, wi, wl;
 784
 785                         isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], ptr[2]);
 786
 787                         wi = 0;
 788                         la = ptr[2];
 789                         wl = ptr[3];
 790
 791                         while (wi < ptr[3]) {
 792                                 uint32_t *cp;
 793                                 uint32_t nw;
 794
 795                                 nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 2;
 796                                 if (nw > wl) {
 797                                         nw = wl;
 798                                 }
 799                                 cp = isp->isp_rquest;
 800                                 for (i = 0; i < nw; i++) {
 801                                         ISP_IOXPUT_32(isp,  ptr[wi++], &cp[i]);
 802                                         wl--;
 803                                 }
 804                                 MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
 805         again:
 806                                 MBSINIT(&mbs, 0, MBLOGALL, 0);
 807                                 if (la < 0x10000 && nw < 0x10000) {
 808                                         mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
 809                                         mbs.param[1] = la;
 810                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 811                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 812                                         mbs.param[4] = nw;
 813                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 814                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 815                                         isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM 2100 %u words at load address 0x%x", nw, la);
 816                                 } else if (wordload) {
 817                                         union {
 818                                                 const uint32_t *cp;
 819                                                 uint32_t *np;
 820                                         } ucd;
 821                                         ucd.cp = (const uint32_t *)cp;
 822                                         mbs.param[0] = MBOX_WRITE_RAM_WORD_EXTENDED;
 823                                         mbs.param[1] = la;
 824                                         mbs.param[2] = (*ucd.np);
 825                                         mbs.param[3] = (*ucd.np) >> 16;
 826                                         mbs.param[8] = la >> 16;
 827                                         isp->isp_mbxwrk0 = nw - 1;
 828                                         isp->isp_mbxworkp = ucd.np+1;
 829                                         isp->isp_mbxwrk1 = (la + 1);
 830                                         isp->isp_mbxwrk8 = (la + 1) >> 16;
 831                                         isp_prt(isp, ISP_LOGDEBUG0, "WRITE RAM WORD EXTENDED %u words at load address 0x%x", nw, la);
 832                                 } else {
 833                                         mbs.param[0] = MBOX_LOAD_RISC_RAM;
 834                                         mbs.param[1] = la;
 835                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 836                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 837                                         mbs.param[4] = nw >> 16;
 838                                         mbs.param[5] = nw;
 839                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 840                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 841                                         mbs.param[8] = la >> 16;
 842                                         isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM %u words at load address 0x%x", nw, la);
 843                                 }
 844                                 isp_mboxcmd(isp, &mbs);
 845                                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 846                                         if (mbs.param[0] == MBOX_HOST_INTERFACE_ERROR) {
 847                                                 isp_prt(isp, ISP_LOGERR, "switching to word load");
 848                                                 wordload = 1;
 849                                                 goto again;
 850                                         }
 851                                         isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
 852                                         ISP_RESET0(isp);
 853                                         return;
 854                                 }
 855                                 la += nw;
 856                         }
 857
 858                         if (ptr[1] == 0) {
 859                                 break;
 860                         }
 861                         ptr += ptr[3];
 862                 }
 863                 isp->isp_loaded_fw = 1;
 864         } else if (dodnld && IS_23XX(isp)) {
 865                 const uint16_t *ptr = isp->isp_mdvec->dv_ispfw;
 866                 uint16_t wi, wl, segno;
 867                 uint32_t la;
 868
 869                 la = code_org;
 870                 segno = 0;
 871
 872                 for (;;) {
 873                         uint32_t nxtaddr;
 874
 875                         isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], la);
 876
 877                         wi = 0;
 878                         wl = ptr[3];
 879
 880                         while (wi < ptr[3]) {
 881                                 uint16_t *cp;
 882                                 uint16_t nw;
 883
 884                                 nw = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) >> 1;
 885                                 if (nw > wl) {
 886                                         nw = wl;
 887                                 }
 888                                 if (nw > (1 << 15)) {
 889                                         nw = 1 << 15;
 890                                 }
 891                                 cp = isp->isp_rquest;
 892                                 for (i = 0; i < nw; i++) {
 893                                         ISP_IOXPUT_16(isp,  ptr[wi++], &cp[i]);
 894                                         wl--;
 895                                 }
 896                                 MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
 897                                 MBSINIT(&mbs, 0, MBLOGALL, 0);
 898                                 if (la < 0x10000) {
 899                                         mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
 900                                         mbs.param[1] = la;
 901                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 902                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 903                                         mbs.param[4] = nw;
 904                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 905                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 906                                         isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM 2100 %u words at load address 0x%x\n", nw, la);
 907                                 } else {
 908                                         mbs.param[0] = MBOX_LOAD_RISC_RAM;
 909                                         mbs.param[1] = la;
 910                                         mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
 911                                         mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
 912                                         mbs.param[4] = nw;
 913                                         mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
 914                                         mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
 915                                         mbs.param[8] = la >> 16;
 916                                         isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM %u words at load address 0x%x\n", nw, la);
 917                                 }
 918                                 isp_mboxcmd(isp, &mbs);
 919                                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 920                                         isp_prt(isp, ISP_LOGERR, "F/W Risc Ram Load Failed");
 921                                         ISP_RESET0(isp);
 922                                         return;
 923                                 }
 924                                 la += nw;
 925                         }
 926
 927                         if (!IS_2322(isp)) {
 928                                 break;
 929                         }
 930
 931                         if (++segno == 3) {
 932                                 break;
 933                         }
 934
 935                         /*
 936                          * If we're a 2322, the firmware actually comes in
 937                          * three chunks. We loaded the first at the code_org
 938                          * address. The other two chunks, which follow right
 939                          * after each other in memory here, get loaded at
 940                          * addresses specfied at offset 0x9..0xB.
 941                          */
 942
 943                         nxtaddr = ptr[3];
 944                         ptr = &ptr[nxtaddr];
 945                         la = ptr[5] | ((ptr[4] & 0x3f) << 16);
 946                 }
 947                 isp->isp_loaded_fw = 1;
 948         } else if (dodnld) {
 949                 union {
 950                         const uint16_t *cp;
 951                         uint16_t *np;
 952                 } ucd;
 953                 ucd.cp = isp->isp_mdvec->dv_ispfw;
 954                 isp->isp_mbxworkp = &ucd.np[1];
 955                 isp->isp_mbxwrk0 = ucd.np[3] - 1;
 956                 isp->isp_mbxwrk1 = code_org + 1;
 957                 MBSINIT(&mbs, MBOX_WRITE_RAM_WORD, MBLOGNONE, 0);
 958                 mbs.param[1] = code_org;
 959                 mbs.param[2] = ucd.np[0];
 960                 isp_prt(isp, ISP_LOGDEBUG1, "WRITE RAM %u words at load address 0x%x", ucd.np[3], code_org);
 961                 isp_mboxcmd(isp, &mbs);
 962                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 963                         isp_prt(isp, ISP_LOGERR, "F/W download failed at word %d", isp->isp_mbxwrk1 - code_org);
 964                         ISP_RESET0(isp);
 965                         return;
 966                 }
 967         } else if (IS_26XX(isp)) {
 968                 MBSINIT(&mbs, MBOX_LOAD_FLASH_FIRMWARE, MBLOGALL, 5000000);
 969                 mbs.ibitm = 0x01;
 970                 mbs.obitm = 0x07;
 971                 isp_mboxcmd(isp, &mbs);
 972                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 973                         isp_prt(isp, ISP_LOGERR, "Flash F/W load failed");
 974                         ISP_RESET0(isp);
 975                         return;
 976                 }
 977         } else {
 978                 isp_prt(isp, ISP_LOGDEBUG2, "skipping f/w download");
 979         }
 980
 981         /*
 982          * If we loaded firmware, verify its checksum
 983          */
 984         if (isp->isp_loaded_fw) {
 985                 MBSINIT(&mbs, MBOX_VERIFY_CHECKSUM, MBLOGNONE, 0);
 986                 if (IS_24XX(isp)) {
 987                         mbs.param[1] = code_org >> 16;
 988                         mbs.param[2] = code_org;
 989                 } else {
 990                         mbs.param[1] = code_org;
 991                 }
 992                 isp_mboxcmd(isp, &mbs);
 993                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
 994                         isp_prt(isp, ISP_LOGERR, dcrc);
 995                         ISP_RESET0(isp);
 996                         return;
 997                 }
 998         }
 999
1000         /*
1001          * Now start it rolling.
1002          *
1003          * If we didn't actually download f/w,
1004          * we still need to (re)start it.
1005          */
1006
1007
1008         MBSINIT(&mbs, MBOX_EXEC_FIRMWARE, MBLOGALL, 5000000);
1009         if (IS_24XX(isp)) {
1010                 mbs.param[1] = code_org >> 16;
1011                 mbs.param[2] = code_org;
1012                 if (isp->isp_loaded_fw) {
1013                         mbs.param[3] = 0;
1014                 } else {
1015                         mbs.param[3] = 1;
1016                 }
1017         } else if (IS_2322(isp)) {
1018                 mbs.param[1] = code_org;
1019                 if (isp->isp_loaded_fw) {
1020                         mbs.param[2] = 0;
1021                 } else {
1022                         mbs.param[2] = 1;
1023                 }
1024         } else {
1025                 mbs.param[1] = code_org;
1026         }
1027         isp_mboxcmd(isp, &mbs);
1028         if (IS_2322(isp) || IS_24XX(isp)) {
1029                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1030                         ISP_RESET0(isp);
1031                         return;
1032                 }
1033         }
1034
1035         if (IS_SCSI(isp)) {
1036                 /*
1037                  * Set CLOCK RATE, but only if asked to.
1038                  */
1039                 if (isp->isp_clock) {
1040                         MBSINIT(&mbs, MBOX_SET_CLOCK_RATE, MBLOGALL, 0);
1041                         mbs.param[1] = isp->isp_clock;
1042                         isp_mboxcmd(isp, &mbs);
1043                         /* we will try not to care if this fails */
1044                 }
1045         }
1046
1047         /*
1048          * Ask the chip for the current firmware version.
1049          * This should prove that the new firmware is working.
1050          */
1051         MBSINIT(&mbs, MBOX_ABOUT_FIRMWARE, MBLOGALL, 0);
1052         isp_mboxcmd(isp, &mbs);
1053         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1054                 ISP_RESET0(isp);
1055                 return;
1056         }
1057
1058         /*
1059          * The SBus firmware that we are using apparently does not return
1060          * major, minor, micro revisions in the mailbox registers, which
1061          * is really, really, annoying.
1062          */
1063         if (ISP_SBUS_SUPPORTED && isp->isp_bustype == ISP_BT_SBUS) {
1064                 if (dodnld) {
1065 #ifdef  ISP_TARGET_MODE
1066                         isp->isp_fwrev[0] = 7;
1067                         isp->isp_fwrev[1] = 55;
1068 #else
1069                         isp->isp_fwrev[0] = 1;
1070                         isp->isp_fwrev[1] = 37;
1071 #endif
1072                         isp->isp_fwrev[2] = 0;
1073                 }
1074         } else {
1075                 isp->isp_fwrev[0] = mbs.param[1];
1076                 isp->isp_fwrev[1] = mbs.param[2];
1077                 isp->isp_fwrev[2] = mbs.param[3];
1078         }
1079
1080         if (IS_FC(isp)) {
1081                 /*
1082                  * We do not believe firmware attributes for 2100 code less
1083                  * than 1.17.0, unless it's the firmware we specifically
1084                  * are loading.
1085                  *
1086                  * Note that all 22XX and later f/w is greater than 1.X.0.
1087                  */
1088                 if ((ISP_FW_OLDER_THAN(isp, 1, 17, 1))) {
1089 #ifdef  USE_SMALLER_2100_FIRMWARE
1090                         isp->isp_fwattr = ISP_FW_ATTR_SCCLUN;
1091 #else
1092                         isp->isp_fwattr = 0;
1093 #endif
1094                 } else {
1095                         isp->isp_fwattr = mbs.param[6];
1096                 }
1097                 if (IS_24XX(isp)) {
1098                         isp->isp_fwattr |= ((uint64_t) mbs.param[15]) << 16;
1099                         if (isp->isp_fwattr & ISP2400_FW_ATTR_EXTNDED) {
1100                                 isp->isp_fwattr |=
1101                                     (((uint64_t) mbs.param[16]) << 32) |
1102                                     (((uint64_t) mbs.param[17]) << 48);
1103                         }
1104                 }
1105         } else {
1106                 isp->isp_fwattr = 0;
1107         }
1108
1109         isp_prt(isp, ISP_LOGCONFIG, "Board Type %s, Chip Revision 0x%x, %s F/W Revision %d.%d.%d",
1110             btype, isp->isp_revision, dodnld? "loaded" : "resident", isp->isp_fwrev[0], isp->isp_fwrev[1], isp->isp_fwrev[2]);
1111
1112         fwt = isp->isp_fwattr;
1113         if (IS_24XX(isp)) {
1114                 buf = FCPARAM(isp, 0)->isp_scratch;
1115                 ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1116                 if (fwt & ISP2400_FW_ATTR_CLASS2) {
1117                         fwt ^=ISP2400_FW_ATTR_CLASS2;
1118                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1119                 }
1120                 if (fwt & ISP2400_FW_ATTR_IP) {
1121                         fwt ^=ISP2400_FW_ATTR_IP;
1122                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1123                 }
1124                 if (fwt & ISP2400_FW_ATTR_MULTIID) {
1125                         fwt ^=ISP2400_FW_ATTR_MULTIID;
1126                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MultiID", buf);
1127                 }
1128                 if (fwt & ISP2400_FW_ATTR_SB2) {
1129                         fwt ^=ISP2400_FW_ATTR_SB2;
1130                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SB2", buf);
1131                 }
1132                 if (fwt & ISP2400_FW_ATTR_T10CRC) {
1133                         fwt ^=ISP2400_FW_ATTR_T10CRC;
1134                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s T10CRC", buf);
1135                 }
1136                 if (fwt & ISP2400_FW_ATTR_VI) {
1137                         fwt ^=ISP2400_FW_ATTR_VI;
1138                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1139                 }
1140                 if (fwt & ISP2400_FW_ATTR_MQ) {
1141                         fwt ^=ISP2400_FW_ATTR_MQ;
1142                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MQ", buf);
1143                 }
1144                 if (fwt & ISP2400_FW_ATTR_MSIX) {
1145                         fwt ^=ISP2400_FW_ATTR_MSIX;
1146                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MSIX", buf);
1147                 }
1148                 if (fwt & ISP2400_FW_ATTR_FCOE) {
1149                         fwt ^=ISP2400_FW_ATTR_FCOE;
1150                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FCOE", buf);
1151                 }
1152                 if (fwt & ISP2400_FW_ATTR_VP0) {
1153                         fwt ^= ISP2400_FW_ATTR_VP0;
1154                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VP0_Decoupling", buf);
1155                 }
1156                 if (fwt & ISP2400_FW_ATTR_EXPFW) {
1157                         fwt ^= ISP2400_FW_ATTR_EXPFW;
1158                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (Experimental)", buf);
1159                 }
1160                 if (fwt & ISP2400_FW_ATTR_HOTFW) {
1161                         fwt ^= ISP2400_FW_ATTR_HOTFW;
1162                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s HotFW", buf);
1163                 }
1164                 fwt &= ~ISP2400_FW_ATTR_EXTNDED;
1165                 if (fwt & ISP2400_FW_ATTR_EXTVP) {
1166                         fwt ^= ISP2400_FW_ATTR_EXTVP;
1167                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ExtVP", buf);
1168                 }
1169                 if (fwt & ISP2400_FW_ATTR_VN2VN) {
1170                         fwt ^= ISP2400_FW_ATTR_VN2VN;
1171                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VN2VN", buf);
1172                 }
1173                 if (fwt & ISP2400_FW_ATTR_EXMOFF) {
1174                         fwt ^= ISP2400_FW_ATTR_EXMOFF;
1175                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s EXMOFF", buf);
1176                 }
1177                 if (fwt & ISP2400_FW_ATTR_NPMOFF) {
1178                         fwt ^= ISP2400_FW_ATTR_NPMOFF;
1179                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s NPMOFF", buf);
1180                 }
1181                 if (fwt & ISP2400_FW_ATTR_DIFCHOP) {
1182                         fwt ^= ISP2400_FW_ATTR_DIFCHOP;
1183                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s DIFCHOP", buf);
1184                 }
1185                 if (fwt & ISP2400_FW_ATTR_SRIOV) {
1186                         fwt ^= ISP2400_FW_ATTR_SRIOV;
1187                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SRIOV", buf);
1188                 }
1189                 if (fwt & ISP2400_FW_ATTR_ASICTMP) {
1190                         fwt ^= ISP2400_FW_ATTR_ASICTMP;
1191                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ASICTMP", buf);
1192                 }
1193                 if (fwt & ISP2400_FW_ATTR_ATIOMQ) {
1194                         fwt ^= ISP2400_FW_ATTR_ATIOMQ;
1195                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ATIOMQ", buf);
1196                 }
1197                 if (fwt) {
1198                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1199                             (uint32_t) (fwt >> 32), (uint32_t) fwt);
1200                 }
1201                 isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1202         } else if (IS_FC(isp)) {
1203                 buf = FCPARAM(isp, 0)->isp_scratch;
1204                 ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1205                 if (fwt & ISP_FW_ATTR_TMODE) {
1206                         fwt ^=ISP_FW_ATTR_TMODE;
1207                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s TargetMode", buf);
1208                 }
1209                 if (fwt & ISP_FW_ATTR_SCCLUN) {
1210                         fwt ^=ISP_FW_ATTR_SCCLUN;
1211                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SCC-Lun", buf);
1212                 }
1213                 if (fwt & ISP_FW_ATTR_FABRIC) {
1214                         fwt ^=ISP_FW_ATTR_FABRIC;
1215                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Fabric", buf);
1216                 }
1217                 if (fwt & ISP_FW_ATTR_CLASS2) {
1218                         fwt ^=ISP_FW_ATTR_CLASS2;
1219                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1220                 }
1221                 if (fwt & ISP_FW_ATTR_FCTAPE) {
1222                         fwt ^=ISP_FW_ATTR_FCTAPE;
1223                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FC-Tape", buf);
1224                 }
1225                 if (fwt & ISP_FW_ATTR_IP) {
1226                         fwt ^=ISP_FW_ATTR_IP;
1227                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1228                 }
1229                 if (fwt & ISP_FW_ATTR_VI) {
1230                         fwt ^=ISP_FW_ATTR_VI;
1231                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1232                 }
1233                 if (fwt & ISP_FW_ATTR_VI_SOLARIS) {
1234                         fwt ^=ISP_FW_ATTR_VI_SOLARIS;
1235                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI_SOLARIS", buf);
1236                 }
1237                 if (fwt & ISP_FW_ATTR_2KLOGINS) {
1238                         fwt ^=ISP_FW_ATTR_2KLOGINS;
1239                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s 2K-Login", buf);
1240                 }
1241                 if (fwt != 0) {
1242                         ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1243                             (uint32_t) (fwt >> 32), (uint32_t) fwt);
1244                 }
1245                 isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1246         }
1247
1248         if (IS_24XX(isp)) {
1249                 MBSINIT(&mbs, MBOX_GET_RESOURCE_COUNT, MBLOGALL, 0);
1250                 isp_mboxcmd(isp, &mbs);
1251                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1252                         ISP_RESET0(isp);
1253                         return;
1254                 }
1255                 if (isp->isp_maxcmds >= mbs.param[3]) {
1256                         isp->isp_maxcmds = mbs.param[3];
1257                 }
1258         } else {
1259                 MBSINIT(&mbs, MBOX_GET_FIRMWARE_STATUS, MBLOGALL, 0);
1260                 isp_mboxcmd(isp, &mbs);
1261                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1262                         ISP_RESET0(isp);
1263                         return;
1264                 }
1265                 if (isp->isp_maxcmds >= mbs.param[2]) {
1266                         isp->isp_maxcmds = mbs.param[2];
1267                 }
1268         }
1269         isp_prt(isp, ISP_LOGCONFIG, "%d max I/O command limit set", isp->isp_maxcmds);
1270
1271         /*
1272          * If we don't have Multi-ID f/w loaded, we need to restrict channels to one.
1273          * Only make this check for non-SCSI cards (I'm not sure firmware attributes
1274          * work for them).
1275          */
1276         if (IS_FC(isp) && isp->isp_nchan > 1) {
1277                 if (!ISP_CAP_MULTI_ID(isp)) {
1278                         isp_prt(isp, ISP_LOGWARN, "non-MULTIID f/w loaded, "
1279                             "only can enable 1 of %d channels", isp->isp_nchan);
1280                         isp->isp_nchan = 1;
1281                 } else if (!ISP_CAP_VP0(isp)) {
1282                         isp_prt(isp, ISP_LOGWARN, "We can not use MULTIID "
1283                             "feature properly without VP0_Decoupling");
1284                         isp->isp_nchan = 1;
1285                 }
1286         }
1287         if (IS_FC(isp)) {
1288                 for (i = 0; i < isp->isp_nchan; i++)
1289                         isp_change_fw_state(isp, i, FW_CONFIG_WAIT);
1290         }
1291         if (isp->isp_dead) {
1292                 isp_shutdown(isp);
1293                 ISP_DISABLE_INTS(isp);
1294                 return;
1295         }
1296
1297         isp->isp_state = ISP_RESETSTATE;
1298
1299         /*
1300          * Okay- now that we have new firmware running, we now (re)set our
1301          * notion of how many luns we support. This is somewhat tricky because
1302          * if we haven't loaded firmware, we sometimes do not have an easy way
1303          * of knowing how many luns we support.
1304          *
1305          * Expanded lun firmware gives you 32 luns for SCSI cards and
1306          * 16384 luns for Fibre Channel cards.
1307          *
1308          * It turns out that even for QLogic 2100s with ROM 1.10 and above
1309          * we do get a firmware attributes word returned in mailbox register 6.
1310          *
1311          * Because the lun is in a different position in the Request Queue
1312          * Entry structure for Fibre Channel with expanded lun firmware, we
1313          * can only support one lun (lun zero) when we don't know what kind
1314          * of firmware we're running.
1315          */
1316         if (IS_SCSI(isp)) {
1317                 if (dodnld) {
1318                         if (IS_ULTRA2(isp) || IS_ULTRA3(isp)) {
1319                                 isp->isp_maxluns = 32;
1320                         } else {
1321                                 isp->isp_maxluns = 8;
1322                         }
1323                 } else {
1324                         isp->isp_maxluns = 8;
1325                 }
1326         } else {
1327                 if (ISP_CAP_SCCFW(isp)) {
1328                         isp->isp_maxluns = 0;   /* No limit -- 2/8 bytes */
1329                 } else {
1330                         isp->isp_maxluns = 16;
1331                 }
1332         }
1333
1334         /*
1335          * We get some default values established. As a side
1336          * effect, NVRAM is read here (unless overriden by
1337          * a configuration flag).
1338          */
1339         if (do_load_defaults) {
1340                 if (IS_SCSI(isp)) {
1341                         isp_setdfltsdparm(isp);
1342                 } else {
1343                         for (i = 0; i < isp->isp_nchan; i++) {
1344                                 isp_setdfltfcparm(isp, i);
1345                         }
1346                 }
1347         }
1348 }
1349
1350 /*
1351  * Clean firmware shutdown.
1352  */
1353 static int
1354 isp_deinit(ispsoftc_t *isp)
1355 {
1356         mbreg_t mbs;
1357
1358         isp->isp_state = ISP_NILSTATE;
1359         MBSINIT(&mbs, MBOX_STOP_FIRMWARE, MBLOGALL, 500000);
1360         mbs.param[1] = 0;
1361         mbs.param[2] = 0;
1362         mbs.param[3] = 0;
1363         mbs.param[4] = 0;
1364         mbs.param[5] = 0;
1365         mbs.param[6] = 0;
1366         mbs.param[7] = 0;
1367         mbs.param[8] = 0;
1368         isp_mboxcmd(isp, &mbs);
1369         return (mbs.param[0] == MBOX_COMMAND_COMPLETE ? 0 : mbs.param[0]);
1370 }
1371
1372 /*
1373  * Initialize Parameters of Hardware to a known state.
1374  *
1375  * Locks are held before coming here.
1376  */
1377 void
1378 isp_init(ispsoftc_t *isp)
1379 {
1380         if (IS_FC(isp)) {
1381                 if (IS_24XX(isp)) {
1382                         isp_fibre_init_2400(isp);
1383                 } else {
1384                         isp_fibre_init(isp);
1385                 }
1386         } else {
1387                 isp_scsi_init(isp);
1388         }
1389         GET_NANOTIME(&isp->isp_init_time);
1390 }
1391
1392 static void
1393 isp_scsi_init(ispsoftc_t *isp)
1394 {
1395         sdparam *sdp_chan0, *sdp_chan1;
1396         mbreg_t mbs;
1397
1398         isp->isp_state = ISP_INITSTATE;
1399
1400         sdp_chan0 = SDPARAM(isp, 0);
1401         sdp_chan1 = sdp_chan0;
1402         if (IS_DUALBUS(isp)) {
1403                 sdp_chan1 = SDPARAM(isp, 1);
1404         }
1405
1406         /* First do overall per-card settings. */
1407
1408         /*
1409          * If we have fast memory timing enabled, turn it on.
1410          */
1411         if (sdp_chan0->isp_fast_mttr) {
1412                 ISP_WRITE(isp, RISC_MTR, 0x1313);
1413         }
1414
1415         /*
1416          * Set Retry Delay and Count.
1417          * You set both channels at the same time.
1418          */
1419         MBSINIT(&mbs, MBOX_SET_RETRY_COUNT, MBLOGALL, 0);
1420         mbs.param[1] = sdp_chan0->isp_retry_count;
1421         mbs.param[2] = sdp_chan0->isp_retry_delay;
1422         mbs.param[6] = sdp_chan1->isp_retry_count;
1423         mbs.param[7] = sdp_chan1->isp_retry_delay;
1424         isp_mboxcmd(isp, &mbs);
1425         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1426                 return;
1427         }
1428
1429         /*
1430          * Set ASYNC DATA SETUP time. This is very important.
1431          */
1432         MBSINIT(&mbs, MBOX_SET_ASYNC_DATA_SETUP_TIME, MBLOGALL, 0);
1433         mbs.param[1] = sdp_chan0->isp_async_data_setup;
1434         mbs.param[2] = sdp_chan1->isp_async_data_setup;
1435         isp_mboxcmd(isp, &mbs);
1436         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1437                 return;
1438         }
1439
1440         /*
1441          * Set ACTIVE Negation State.
1442          */
1443         MBSINIT(&mbs, MBOX_SET_ACT_NEG_STATE, MBLOGNONE, 0);
1444         mbs.param[1] =
1445             (sdp_chan0->isp_req_ack_active_neg << 4) |
1446             (sdp_chan0->isp_data_line_active_neg << 5);
1447         mbs.param[2] =
1448             (sdp_chan1->isp_req_ack_active_neg << 4) |
1449             (sdp_chan1->isp_data_line_active_neg << 5);
1450         isp_mboxcmd(isp, &mbs);
1451         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1452                 isp_prt(isp, ISP_LOGERR,
1453                     "failed to set active negation state (%d,%d), (%d,%d)",
1454                     sdp_chan0->isp_req_ack_active_neg,
1455                     sdp_chan0->isp_data_line_active_neg,
1456                     sdp_chan1->isp_req_ack_active_neg,
1457                     sdp_chan1->isp_data_line_active_neg);
1458                 /*
1459                  * But don't return.
1460                  */
1461         }
1462
1463         /*
1464          * Set the Tag Aging limit
1465          */
1466         MBSINIT(&mbs, MBOX_SET_TAG_AGE_LIMIT, MBLOGALL, 0);
1467         mbs.param[1] = sdp_chan0->isp_tag_aging;
1468         mbs.param[2] = sdp_chan1->isp_tag_aging;
1469         isp_mboxcmd(isp, &mbs);
1470         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1471                 isp_prt(isp, ISP_LOGERR, "failed to set tag age limit (%d,%d)",
1472                     sdp_chan0->isp_tag_aging, sdp_chan1->isp_tag_aging);
1473                 return;
1474         }
1475
1476         /*
1477          * Set selection timeout.
1478          */
1479         MBSINIT(&mbs, MBOX_SET_SELECT_TIMEOUT, MBLOGALL, 0);
1480         mbs.param[1] = sdp_chan0->isp_selection_timeout;
1481         mbs.param[2] = sdp_chan1->isp_selection_timeout;
1482         isp_mboxcmd(isp, &mbs);
1483         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1484                 return;
1485         }
1486
1487         /* now do per-channel settings */
1488         isp_scsi_channel_init(isp, 0);
1489         if (IS_DUALBUS(isp))
1490                 isp_scsi_channel_init(isp, 1);
1491
1492         /*
1493          * Now enable request/response queues
1494          */
1495
1496         if (IS_ULTRA2(isp) || IS_1240(isp)) {
1497                 MBSINIT(&mbs, MBOX_INIT_RES_QUEUE_A64, MBLOGALL, 0);
1498                 mbs.param[1] = RESULT_QUEUE_LEN(isp);
1499                 mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1500                 mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1501                 mbs.param[4] = 0;
1502                 mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1503                 mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1504                 isp_mboxcmd(isp, &mbs);
1505                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1506                         return;
1507                 }
1508                 isp->isp_residx = isp->isp_resodx = mbs.param[5];
1509
1510                 MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE_A64, MBLOGALL, 0);
1511                 mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1512                 mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1513                 mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1514                 mbs.param[5] = 0;
1515                 mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1516                 mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1517                 isp_mboxcmd(isp, &mbs);
1518                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1519                         return;
1520                 }
1521                 isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1522         } else {
1523                 MBSINIT(&mbs, MBOX_INIT_RES_QUEUE, MBLOGALL, 0);
1524                 mbs.param[1] = RESULT_QUEUE_LEN(isp);
1525                 mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1526                 mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1527                 mbs.param[4] = 0;
1528                 isp_mboxcmd(isp, &mbs);
1529                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1530                         return;
1531                 }
1532                 isp->isp_residx = isp->isp_resodx = mbs.param[5];
1533
1534                 MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE, MBLOGALL, 0);
1535                 mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1536                 mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1537                 mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1538                 mbs.param[5] = 0;
1539                 isp_mboxcmd(isp, &mbs);
1540                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1541                         return;
1542                 }
1543                 isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1544         }
1545
1546         /*
1547          * Turn on LVD transitions for ULTRA2 or better and other features
1548          *
1549          * Now that we have 32 bit handles, don't do any fast posting
1550          * any more. For Ultra2/Ultra3 cards, we can turn on 32 bit RIO
1551          * operation or use fast posting. To be conservative, we'll only
1552          * do this for Ultra3 cards now because the other cards are so
1553          * rare for this author to find and test with.
1554          */
1555
1556         MBSINIT(&mbs, MBOX_SET_FW_FEATURES, MBLOGALL, 0);
1557         if (IS_ULTRA2(isp))
1558                 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
1559 #ifdef  ISP_NO_RIO
1560         if (IS_ULTRA3(isp))
1561                 mbs.param[1] |= FW_FEATURE_FAST_POST;
1562 #else
1563         if (IS_ULTRA3(isp))
1564                 mbs.param[1] |= FW_FEATURE_RIO_32BIT;
1565 #endif
1566         if (mbs.param[1] != 0) {
1567                 uint16_t sfeat = mbs.param[1];
1568                 isp_mboxcmd(isp, &mbs);
1569                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
1570                         isp_prt(isp, ISP_LOGINFO,
1571                             "Enabled FW features (0x%x)", sfeat);
1572                 }
1573         }
1574
1575         isp->isp_state = ISP_RUNSTATE;
1576 }
1577
1578 static void
1579 isp_scsi_channel_init(ispsoftc_t *isp, int chan)
1580 {
1581         sdparam *sdp;
1582         mbreg_t mbs;
1583         int tgt;
1584
1585         sdp = SDPARAM(isp, chan);
1586
1587         /*
1588          * Set (possibly new) Initiator ID.
1589          */
1590         MBSINIT(&mbs, MBOX_SET_INIT_SCSI_ID, MBLOGALL, 0);
1591         mbs.param[1] = (chan << 7) | sdp->isp_initiator_id;
1592         isp_mboxcmd(isp, &mbs);
1593         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1594                 return;
1595         }
1596         isp_prt(isp, ISP_LOGINFO, "Chan %d Initiator ID is %d",
1597             chan, sdp->isp_initiator_id);
1598
1599
1600         /*
1601          * Set current per-target parameters to an initial safe minimum.
1602          */
1603         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1604                 int lun;
1605                 uint16_t sdf;
1606
1607                 if (sdp->isp_devparam[tgt].dev_enable == 0) {
1608                         continue;
1609                 }
1610 #ifndef ISP_TARGET_MODE
1611                 sdf = sdp->isp_devparam[tgt].goal_flags;
1612                 sdf &= DPARM_SAFE_DFLT;
1613                 /*
1614                  * It is not quite clear when this changed over so that
1615                  * we could force narrow and async for 1000/1020 cards,
1616                  * but assume that this is only the case for loaded
1617                  * firmware.
1618                  */
1619                 if (isp->isp_loaded_fw) {
1620                         sdf |= DPARM_NARROW | DPARM_ASYNC;
1621                 }
1622 #else
1623                 /*
1624                  * The !$*!)$!$)* f/w uses the same index into some
1625                  * internal table to decide how to respond to negotiations,
1626                  * so if we've said "let's be safe" for ID X, and ID X
1627                  * selects *us*, the negotiations will back to 'safe'
1628                  * (as in narrow/async). What the f/w *should* do is
1629                  * use the initiator id settings to decide how to respond.
1630                  */
1631                 sdp->isp_devparam[tgt].goal_flags = sdf = DPARM_DEFAULT;
1632 #endif
1633                 MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGNONE, 0);
1634                 mbs.param[1] = (chan << 15) | (tgt << 8);
1635                 mbs.param[2] = sdf;
1636                 if ((sdf & DPARM_SYNC) == 0) {
1637                         mbs.param[3] = 0;
1638                 } else {
1639                         mbs.param[3] =
1640                             (sdp->isp_devparam[tgt].goal_offset << 8) |
1641                             (sdp->isp_devparam[tgt].goal_period);
1642                 }
1643                 isp_prt(isp, ISP_LOGDEBUG0, "Initial Settings bus%d tgt%d flags 0x%x off 0x%x per 0x%x",
1644                     chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
1645                 isp_mboxcmd(isp, &mbs);
1646                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1647                         sdf = DPARM_SAFE_DFLT;
1648                         MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGALL, 0);
1649                         mbs.param[1] = (tgt << 8) | (chan << 15);
1650                         mbs.param[2] = sdf;
1651                         mbs.param[3] = 0;
1652                         isp_mboxcmd(isp, &mbs);
1653                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1654                                 continue;
1655                         }
1656                 }
1657
1658                 /*
1659                  * We don't update any information directly from the f/w
1660                  * because we need to run at least one command to cause a
1661                  * new state to be latched up. So, we just assume that we
1662                  * converge to the values we just had set.
1663                  *
1664                  * Ensure that we don't believe tagged queuing is enabled yet.
1665                  * It turns out that sometimes the ISP just ignores our
1666                  * attempts to set parameters for devices that it hasn't
1667                  * seen yet.
1668                  */
1669                 sdp->isp_devparam[tgt].actv_flags = sdf & ~DPARM_TQING;
1670                 for (lun = 0; lun < (int) isp->isp_maxluns; lun++) {
1671                         MBSINIT(&mbs, MBOX_SET_DEV_QUEUE_PARAMS, MBLOGALL, 0);
1672                         mbs.param[1] = (chan << 15) | (tgt << 8) | lun;
1673                         mbs.param[2] = sdp->isp_max_queue_depth;
1674                         mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle;
1675                         isp_mboxcmd(isp, &mbs);
1676                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1677                                 break;
1678                         }
1679                 }
1680         }
1681         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1682                 if (sdp->isp_devparam[tgt].dev_refresh) {
1683                         sdp->sendmarker = 1;
1684                         sdp->update = 1;
1685                         break;
1686                 }
1687         }
1688 }
1689
1690 /*
1691  * Fibre Channel specific initialization.
1692  */
1693 static void
1694 isp_fibre_init(ispsoftc_t *isp)
1695 {
1696         fcparam *fcp;
1697         isp_icb_t local, *icbp = &local;
1698         mbreg_t mbs;
1699
1700         /*
1701          * We only support one channel on non-24XX cards
1702          */
1703         fcp = FCPARAM(isp, 0);
1704         if (fcp->role == ISP_ROLE_NONE)
1705                 return;
1706
1707         isp->isp_state = ISP_INITSTATE;
1708         ISP_MEMZERO(icbp, sizeof (*icbp));
1709         icbp->icb_version = ICB_VERSION1;
1710         icbp->icb_fwoptions = fcp->isp_fwoptions;
1711
1712         /*
1713          * Firmware Options are either retrieved from NVRAM or
1714          * are patched elsewhere. We check them for sanity here
1715          * and make changes based on board revision, but otherwise
1716          * let others decide policy.
1717          */
1718
1719         /*
1720          * If this is a 2100 < revision 5, we have to turn off FAIRNESS.
1721          */
1722         if (IS_2100(isp) && isp->isp_revision < 5) {
1723                 icbp->icb_fwoptions &= ~ICBOPT_FAIRNESS;
1724         }
1725
1726         /*
1727          * We have to use FULL LOGIN even though it resets the loop too much
1728          * because otherwise port database entries don't get updated after
1729          * a LIP- this is a known f/w bug for 2100 f/w less than 1.17.0.
1730          */
1731         if (!ISP_FW_NEWER_THAN(isp, 1, 17, 0)) {
1732                 icbp->icb_fwoptions |= ICBOPT_FULL_LOGIN;
1733         }
1734
1735         /*
1736          * Insist on Port Database Update Async notifications
1737          */
1738         icbp->icb_fwoptions |= ICBOPT_PDBCHANGE_AE;
1739
1740         /*
1741          * Make sure that target role reflects into fwoptions.
1742          */
1743         if (fcp->role & ISP_ROLE_TARGET) {
1744                 icbp->icb_fwoptions |= ICBOPT_TGT_ENABLE;
1745         } else {
1746                 icbp->icb_fwoptions &= ~ICBOPT_TGT_ENABLE;
1747         }
1748
1749         /*
1750          * For some reason my 2200 does not generate ATIOs in target mode
1751          * if initiator is disabled.  Extra logins are better then target
1752          * not working at all.
1753          */
1754         if ((fcp->role & ISP_ROLE_INITIATOR) || IS_2100(isp) || IS_2200(isp)) {
1755                 icbp->icb_fwoptions &= ~ICBOPT_INI_DISABLE;
1756         } else {
1757                 icbp->icb_fwoptions |= ICBOPT_INI_DISABLE;
1758         }
1759
1760         icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
1761         if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1762                 isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
1763                 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1764         }
1765         icbp->icb_maxalloc = fcp->isp_maxalloc;
1766         if (icbp->icb_maxalloc < 1) {
1767                 isp_prt(isp, ISP_LOGERR, "bad maximum allocation (%d)- using 16", fcp->isp_maxalloc);
1768                 icbp->icb_maxalloc = 16;
1769         }
1770         icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
1771         if (icbp->icb_execthrottle < 1) {
1772                 isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
1773                 icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1774         }
1775         icbp->icb_retry_delay = fcp->isp_retry_delay;
1776         icbp->icb_retry_count = fcp->isp_retry_count;
1777         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
1778                 icbp->icb_hardaddr = fcp->isp_loopid;
1779                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
1780                         icbp->icb_fwoptions |= ICBOPT_HARD_ADDRESS;
1781                 else
1782                         icbp->icb_fwoptions |= ICBOPT_PREV_ADDRESS;
1783         }
1784
1785         /*
1786          * Right now we just set extended options to prefer point-to-point
1787          * over loop based upon some soft config options.
1788          *
1789          * NB: for the 2300, ICBOPT_EXTENDED is required.
1790          */
1791         if (IS_2100(isp)) {
1792                 /*
1793                  * We can't have Fast Posting any more- we now
1794                  * have 32 bit handles.
1795                  */
1796                 icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1797         } else if (IS_2200(isp) || IS_23XX(isp)) {
1798                 icbp->icb_fwoptions |= ICBOPT_EXTENDED;
1799
1800                 icbp->icb_xfwoptions = fcp->isp_xfwoptions;
1801
1802                 if (ISP_CAP_FCTAPE(isp)) {
1803                         if (isp->isp_confopts & ISP_CFG_NOFCTAPE)
1804                                 icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1805
1806                         if (isp->isp_confopts & ISP_CFG_FCTAPE)
1807                                 icbp->icb_xfwoptions |= ICBXOPT_FCTAPE;
1808
1809                         if (icbp->icb_xfwoptions & ICBXOPT_FCTAPE) {
1810                                 icbp->icb_fwoptions &= ~ICBOPT_FULL_LOGIN;      /* per documents */
1811                                 icbp->icb_xfwoptions |= ICBXOPT_FCTAPE_CCQ|ICBXOPT_FCTAPE_CONFIRM;
1812                                 FCPARAM(isp, 0)->fctape_enabled = 1;
1813                         } else {
1814                                 FCPARAM(isp, 0)->fctape_enabled = 0;
1815                         }
1816                 } else {
1817                         icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1818                         FCPARAM(isp, 0)->fctape_enabled = 0;
1819                 }
1820
1821                 /*
1822                  * Prefer or force Point-To-Point instead Loop?
1823                  */
1824                 switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
1825                 case ISP_CFG_LPORT_ONLY:
1826                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1827                         icbp->icb_xfwoptions |= ICBXOPT_LOOP_ONLY;
1828                         break;
1829                 case ISP_CFG_NPORT_ONLY:
1830                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1831                         icbp->icb_xfwoptions |= ICBXOPT_PTP_ONLY;
1832                         break;
1833                 case ISP_CFG_LPORT:
1834                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1835                         icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1836                         break;
1837                 case ISP_CFG_NPORT:
1838                         icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1839                         icbp->icb_xfwoptions |= ICBXOPT_PTP_2_LOOP;
1840                         break;
1841                 default:
1842                         /* Let NVRAM settings define it if they are sane */
1843                         switch (icbp->icb_xfwoptions & ICBXOPT_TOPO_MASK) {
1844                         case ICBXOPT_PTP_2_LOOP:
1845                         case ICBXOPT_PTP_ONLY:
1846                         case ICBXOPT_LOOP_ONLY:
1847                         case ICBXOPT_LOOP_2_PTP:
1848                                 break;
1849                         default:
1850                                 icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1851                                 icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1852                         }
1853                         break;
1854                 }
1855                 if (IS_2200(isp)) {
1856                         /*
1857                          * We can't have Fast Posting any more- we now
1858                          * have 32 bit handles.
1859                          *
1860                          * RIO seemed to have to much breakage.
1861                          *
1862                          * Just opt for safety.
1863                          */
1864                         icbp->icb_xfwoptions &= ~ICBXOPT_RIO_16BIT;
1865                         icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1866                 } else {
1867                         /*
1868                          * QLogic recommends that FAST Posting be turned
1869                          * off for 23XX cards and instead allow the HBA
1870                          * to write response queue entries and interrupt
1871                          * after a delay (ZIO).
1872                          */
1873                         icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1874                         if ((fcp->isp_xfwoptions & ICBXOPT_TIMER_MASK) == ICBXOPT_ZIO) {
1875                                 icbp->icb_xfwoptions |= ICBXOPT_ZIO;
1876                                 icbp->icb_idelaytimer = 10;
1877                         }
1878                         icbp->icb_zfwoptions = fcp->isp_zfwoptions;
1879                         if (isp->isp_confopts & ISP_CFG_1GB) {
1880                                 icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1881                                 icbp->icb_zfwoptions |= ICBZOPT_RATE_1GB;
1882                         } else if (isp->isp_confopts & ISP_CFG_2GB) {
1883                                 icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1884                                 icbp->icb_zfwoptions |= ICBZOPT_RATE_2GB;
1885                         } else {
1886                                 switch (icbp->icb_zfwoptions & ICBZOPT_RATE_MASK) {
1887                                 case ICBZOPT_RATE_1GB:
1888                                 case ICBZOPT_RATE_2GB:
1889                                 case ICBZOPT_RATE_AUTO:
1890                                         break;
1891                                 default:
1892                                         icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1893                                         icbp->icb_zfwoptions |= ICBZOPT_RATE_AUTO;
1894                                         break;
1895                                 }
1896                         }
1897                 }
1898         }
1899
1900
1901         /*
1902          * For 22XX > 2.1.26 && 23XX, set some options.
1903          */
1904         if (ISP_FW_NEWER_THAN(isp, 2, 26, 0)) {
1905                 MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1906                 mbs.param[1] = IFCOPT1_DISF7SWTCH|IFCOPT1_LIPASYNC|IFCOPT1_LIPF8;
1907                 mbs.param[2] = 0;
1908                 mbs.param[3] = 0;
1909                 if (ISP_FW_NEWER_THAN(isp, 3, 16, 0)) {
1910                         mbs.param[1] |= IFCOPT1_EQFQASYNC|IFCOPT1_CTIO_RETRY;
1911                         if (fcp->role & ISP_ROLE_TARGET) {
1912                                 if (ISP_FW_NEWER_THAN(isp, 3, 25, 0)) {
1913                                         mbs.param[1] |= IFCOPT1_ENAPURE;
1914                                 }
1915                                 mbs.param[3] = IFCOPT3_NOPRLI;
1916                         }
1917                 }
1918                 isp_mboxcmd(isp, &mbs);
1919                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1920                         return;
1921                 }
1922         }
1923         icbp->icb_logintime = ICB_LOGIN_TOV;
1924
1925 #ifdef  ISP_TARGET_MODE
1926         if (icbp->icb_fwoptions & ICBOPT_TGT_ENABLE) {
1927                 icbp->icb_lunenables = 0xffff;
1928                 icbp->icb_ccnt = 0xff;
1929                 icbp->icb_icnt = 0xff;
1930                 icbp->icb_lunetimeout = ICB_LUN_ENABLE_TOV;
1931         }
1932 #endif
1933         if (fcp->isp_wwnn && fcp->isp_wwpn) {
1934                 icbp->icb_fwoptions |= ICBOPT_BOTH_WWNS;
1935                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1936                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1937                 isp_prt(isp, ISP_LOGDEBUG1,
1938                     "Setting ICB Node 0x%08x%08x Port 0x%08x%08x",
1939                     ((uint32_t) (fcp->isp_wwnn >> 32)),
1940                     ((uint32_t) (fcp->isp_wwnn)),
1941                     ((uint32_t) (fcp->isp_wwpn >> 32)),
1942                     ((uint32_t) (fcp->isp_wwpn)));
1943         } else if (fcp->isp_wwpn) {
1944                 icbp->icb_fwoptions &= ~ICBOPT_BOTH_WWNS;
1945                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1946                 isp_prt(isp, ISP_LOGDEBUG1,
1947                     "Setting ICB Port 0x%08x%08x",
1948                     ((uint32_t) (fcp->isp_wwpn >> 32)),
1949                     ((uint32_t) (fcp->isp_wwpn)));
1950         } else {
1951                 isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1952                 return;
1953         }
1954         icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1955         if (icbp->icb_rqstqlen < 1) {
1956                 isp_prt(isp, ISP_LOGERR, "bad request queue length");
1957         }
1958         icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1959         if (icbp->icb_rsltqlen < 1) {
1960                 isp_prt(isp, ISP_LOGERR, "bad result queue length");
1961         }
1962         icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1963         icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1964         icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1965         icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1966         icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1967         icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1968         icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1969         icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1970
1971         if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1972                 isp_prt(isp, ISP_LOGERR, sacq);
1973                 return;
1974         }
1975         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init: fwopt 0x%x xfwopt 0x%x zfwopt 0x%x",
1976             icbp->icb_fwoptions, icbp->icb_xfwoptions, icbp->icb_zfwoptions);
1977
1978         isp_put_icb(isp, icbp, (isp_icb_t *)fcp->isp_scratch);
1979         if (isp->isp_dblev & ISP_LOGDEBUG1) {
1980                 isp_print_bytes(isp, "isp_fibre_init",
1981                     sizeof(*icbp), fcp->isp_scratch);
1982         }
1983
1984         /*
1985          * Init the firmware
1986          */
1987         MBSINIT(&mbs, MBOX_INIT_FIRMWARE, MBLOGALL, 30000000);
1988         mbs.param[1] = 0;
1989         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
1990         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
1991         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
1992         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
1993         isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %p (%08x%08x)",
1994             fcp->isp_scratch, (uint32_t) ((uint64_t)fcp->isp_scdma >> 32),
1995             (uint32_t) fcp->isp_scdma);
1996         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
1997         isp_mboxcmd(isp, &mbs);
1998         FC_SCRATCH_RELEASE(isp, 0);
1999         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2000                 return;
2001         isp->isp_reqidx = 0;
2002         isp->isp_reqodx = 0;
2003         isp->isp_residx = 0;
2004         isp->isp_resodx = 0;
2005
2006         /*
2007          * Whatever happens, we're now committed to being here.
2008          */
2009         isp->isp_state = ISP_RUNSTATE;
2010 }
2011
2012 static void
2013 isp_fibre_init_2400(ispsoftc_t *isp)
2014 {
2015         fcparam *fcp;
2016         isp_icb_2400_t local, *icbp = &local;
2017         mbreg_t mbs;
2018         int chan;
2019
2020         /*
2021          * Check to see whether all channels have *some* kind of role
2022          */
2023         for (chan = 0; chan < isp->isp_nchan; chan++) {
2024                 fcp = FCPARAM(isp, chan);
2025                 if (fcp->role != ISP_ROLE_NONE) {
2026                         break;
2027                 }
2028         }
2029         if (chan == isp->isp_nchan) {
2030                 isp_prt(isp, ISP_LOG_WARN1, "all %d channels with role 'none'", chan);
2031                 return;
2032         }
2033
2034         isp->isp_state = ISP_INITSTATE;
2035
2036         /*
2037          * Start with channel 0.
2038          */
2039         fcp = FCPARAM(isp, 0);
2040
2041         /*
2042          * Turn on LIP F8 async event (1)
2043          */
2044         MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
2045         mbs.param[1] = 1;
2046         isp_mboxcmd(isp, &mbs);
2047         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2048                 return;
2049         }
2050
2051         ISP_MEMZERO(icbp, sizeof (*icbp));
2052         icbp->icb_fwoptions1 = fcp->isp_fwoptions;
2053         icbp->icb_fwoptions2 = fcp->isp_xfwoptions;
2054         icbp->icb_fwoptions3 = fcp->isp_zfwoptions;
2055         if (isp->isp_nchan > 1 && ISP_CAP_VP0(isp)) {
2056                 icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2057                 icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2058         } else {
2059                 if (fcp->role & ISP_ROLE_TARGET)
2060                         icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2061                 else
2062                         icbp->icb_fwoptions1 &= ~ICB2400_OPT1_TGT_ENABLE;
2063                 if (fcp->role & ISP_ROLE_INITIATOR)
2064                         icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2065                 else
2066                         icbp->icb_fwoptions1 |= ICB2400_OPT1_INI_DISABLE;
2067         }
2068
2069         icbp->icb_version = ICB_VERSION1;
2070         icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
2071         if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
2072                 isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
2073                 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
2074         }
2075
2076         icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
2077         if (icbp->icb_execthrottle < 1) {
2078                 isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
2079                 icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
2080         }
2081
2082         /*
2083          * Set target exchange count. Take half if we are supporting both roles.
2084          */
2085         if (icbp->icb_fwoptions1 & ICB2400_OPT1_TGT_ENABLE) {
2086                 icbp->icb_xchgcnt = isp->isp_maxcmds;
2087                 if ((icbp->icb_fwoptions1 & ICB2400_OPT1_INI_DISABLE) == 0)
2088                         icbp->icb_xchgcnt >>= 1;
2089         }
2090
2091         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2092                 icbp->icb_hardaddr = fcp->isp_loopid;
2093                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2094                         icbp->icb_fwoptions1 |= ICB2400_OPT1_HARD_ADDRESS;
2095                 else
2096                         icbp->icb_fwoptions1 |= ICB2400_OPT1_PREV_ADDRESS;
2097         }
2098
2099         if (isp->isp_confopts & ISP_CFG_NOFCTAPE) {
2100                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_FCTAPE;
2101         }
2102         if (isp->isp_confopts & ISP_CFG_FCTAPE) {
2103                 icbp->icb_fwoptions2 |= ICB2400_OPT2_FCTAPE;
2104         }
2105
2106         for (chan = 0; chan < isp->isp_nchan; chan++) {
2107                 if (icbp->icb_fwoptions2 & ICB2400_OPT2_FCTAPE)
2108                         FCPARAM(isp, chan)->fctape_enabled = 1;
2109                 else
2110                         FCPARAM(isp, chan)->fctape_enabled = 0;
2111         }
2112
2113         switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
2114         case ISP_CFG_LPORT_ONLY:
2115                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2116                 icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_ONLY;
2117                 break;
2118         case ISP_CFG_NPORT_ONLY:
2119                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2120                 icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_ONLY;
2121                 break;
2122         case ISP_CFG_NPORT:
2123                 /* ISP_CFG_PTP_2_LOOP not available in 24XX/25XX */
2124         case ISP_CFG_LPORT:
2125                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2126                 icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2127                 break;
2128         default:
2129                 /* Let NVRAM settings define it if they are sane */
2130                 switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TOPO_MASK) {
2131                 case ICB2400_OPT2_LOOP_ONLY:
2132                 case ICB2400_OPT2_PTP_ONLY:
2133                 case ICB2400_OPT2_LOOP_2_PTP:
2134                         break;
2135                 default:
2136                         icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2137                         icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2138                 }
2139                 break;
2140         }
2141
2142         switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK) {
2143         case ICB2400_OPT2_ZIO:
2144         case ICB2400_OPT2_ZIO1:
2145                 icbp->icb_idelaytimer = 0;
2146                 break;
2147         case 0:
2148                 break;
2149         default:
2150                 isp_prt(isp, ISP_LOGWARN, "bad value %x in fwopt2 timer field", icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK);
2151                 icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TIMER_MASK;
2152                 break;
2153         }
2154
2155         if (IS_26XX(isp)) {
2156                 /* We don't support MSI-X yet, so set this unconditionally. */
2157                 icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHR;
2158                 icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHA;
2159         }
2160
2161         if ((icbp->icb_fwoptions3 & ICB2400_OPT3_RSPSZ_MASK) == 0) {
2162                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RSPSZ_24;
2163         }
2164         if (isp->isp_confopts & ISP_CFG_1GB) {
2165                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2166                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_1GB;
2167         } else if (isp->isp_confopts & ISP_CFG_2GB) {
2168                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2169                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_2GB;
2170         } else if (isp->isp_confopts & ISP_CFG_4GB) {
2171                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2172                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_4GB;
2173         } else if (isp->isp_confopts & ISP_CFG_8GB) {
2174                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2175                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_8GB;
2176         } else if (isp->isp_confopts & ISP_CFG_16GB) {
2177                 icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2178                 icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_16GB;
2179         } else {
2180                 switch (icbp->icb_fwoptions3 & ICB2400_OPT3_RATE_MASK) {
2181                 case ICB2400_OPT3_RATE_4GB:
2182                 case ICB2400_OPT3_RATE_8GB:
2183                 case ICB2400_OPT3_RATE_16GB:
2184                 case ICB2400_OPT3_RATE_AUTO:
2185                         break;
2186                 case ICB2400_OPT3_RATE_2GB:
2187                         if (isp->isp_type <= ISP_HA_FC_2500)
2188                                 break;
2189                         /*FALLTHROUGH*/
2190                 case ICB2400_OPT3_RATE_1GB:
2191                         if (isp->isp_type <= ISP_HA_FC_2400)
2192                                 break;
2193                         /*FALLTHROUGH*/
2194                 default:
2195                         icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2196                         icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_AUTO;
2197                         break;
2198                 }
2199         }
2200         icbp->icb_logintime = ICB_LOGIN_TOV;
2201
2202         if (fcp->isp_wwnn && fcp->isp_wwpn) {
2203                 icbp->icb_fwoptions1 |= ICB2400_OPT1_BOTH_WWNS;
2204                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2205                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
2206                 isp_prt(isp, ISP_LOGDEBUG1, "Setting ICB Node 0x%08x%08x Port 0x%08x%08x", ((uint32_t) (fcp->isp_wwnn >> 32)), ((uint32_t) (fcp->isp_wwnn)),
2207                     ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2208         } else if (fcp->isp_wwpn) {
2209                 icbp->icb_fwoptions1 &= ~ICB2400_OPT1_BOTH_WWNS;
2210                 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2211                 isp_prt(isp, ISP_LOGDEBUG1, "Setting ICB Node to be same as Port 0x%08x%08x", ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2212         } else {
2213                 isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
2214                 return;
2215         }
2216         icbp->icb_retry_count = fcp->isp_retry_count;
2217
2218         icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
2219         if (icbp->icb_rqstqlen < 8) {
2220                 isp_prt(isp, ISP_LOGERR, "bad request queue length %d", icbp->icb_rqstqlen);
2221                 return;
2222         }
2223         icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
2224         if (icbp->icb_rsltqlen < 8) {
2225                 isp_prt(isp, ISP_LOGERR, "bad result queue length %d",
2226                     icbp->icb_rsltqlen);
2227                 return;
2228         }
2229         icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
2230         icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
2231         icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
2232         icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
2233
2234         icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
2235         icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
2236         icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
2237         icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
2238
2239 #ifdef  ISP_TARGET_MODE
2240         /* unconditionally set up the ATIO queue if we support target mode */
2241         icbp->icb_atioqlen = RESULT_QUEUE_LEN(isp);
2242         if (icbp->icb_atioqlen < 8) {
2243                 isp_prt(isp, ISP_LOGERR, "bad ATIO queue length %d", icbp->icb_atioqlen);
2244                 return;
2245         }
2246         icbp->icb_atioqaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_atioq_dma);
2247         icbp->icb_atioqaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_atioq_dma);
2248         icbp->icb_atioqaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_atioq_dma);
2249         icbp->icb_atioqaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_atioq_dma);
2250         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: atioq %04x%04x%04x%04x", DMA_WD3(isp->isp_atioq_dma), DMA_WD2(isp->isp_atioq_dma),
2251             DMA_WD1(isp->isp_atioq_dma), DMA_WD0(isp->isp_atioq_dma));
2252 #endif
2253
2254         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x", icbp->icb_fwoptions1, icbp->icb_fwoptions2, icbp->icb_fwoptions3);
2255
2256         isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: rqst %04x%04x%04x%04x rsp %04x%04x%04x%04x", DMA_WD3(isp->isp_rquest_dma), DMA_WD2(isp->isp_rquest_dma),
2257             DMA_WD1(isp->isp_rquest_dma), DMA_WD0(isp->isp_rquest_dma), DMA_WD3(isp->isp_result_dma), DMA_WD2(isp->isp_result_dma),
2258             DMA_WD1(isp->isp_result_dma), DMA_WD0(isp->isp_result_dma));
2259
2260         if (FC_SCRATCH_ACQUIRE(isp, 0)) {
2261                 isp_prt(isp, ISP_LOGERR, sacq);
2262                 return;
2263         }
2264         ISP_MEMZERO(fcp->isp_scratch, ISP_FC_SCRLEN);
2265         isp_put_icb_2400(isp, icbp, fcp->isp_scratch);
2266         if (isp->isp_dblev & ISP_LOGDEBUG1) {
2267                 isp_print_bytes(isp, "isp_fibre_init_2400",
2268                     sizeof (*icbp), fcp->isp_scratch);
2269         }
2270
2271         /*
2272          * Now fill in information about any additional channels
2273          */
2274         if (isp->isp_nchan > 1) {
2275                 isp_icb_2400_vpinfo_t vpinfo, *vdst;
2276                 vp_port_info_t pi, *pdst;
2277                 size_t amt = 0;
2278                 uint8_t *off;
2279
2280                 vpinfo.vp_global_options = ICB2400_VPGOPT_GEN_RIDA;
2281                 if (ISP_CAP_VP0(isp)) {
2282                         vpinfo.vp_global_options |= ICB2400_VPGOPT_VP0_DECOUPLE;
2283                         vpinfo.vp_count = isp->isp_nchan;
2284                         chan = 0;
2285                 } else {
2286                         vpinfo.vp_count = isp->isp_nchan - 1;
2287                         chan = 1;
2288                 }
2289                 off = fcp->isp_scratch;
2290                 off += ICB2400_VPINFO_OFF;
2291                 vdst = (isp_icb_2400_vpinfo_t *) off;
2292                 isp_put_icb_2400_vpinfo(isp, &vpinfo, vdst);
2293                 amt = ICB2400_VPINFO_OFF + sizeof (isp_icb_2400_vpinfo_t);
2294                 for (; chan < isp->isp_nchan; chan++) {
2295                         fcparam *fcp2;
2296
2297                         ISP_MEMZERO(&pi, sizeof (pi));
2298                         fcp2 = FCPARAM(isp, chan);
2299                         if (fcp2->role != ISP_ROLE_NONE) {
2300                                 pi.vp_port_options = ICB2400_VPOPT_ENABLED |
2301                                     ICB2400_VPOPT_ENA_SNSLOGIN;
2302                                 if (fcp2->role & ISP_ROLE_INITIATOR)
2303                                         pi.vp_port_options |= ICB2400_VPOPT_INI_ENABLE;
2304                                 if ((fcp2->role & ISP_ROLE_TARGET) == 0)
2305                                         pi.vp_port_options |= ICB2400_VPOPT_TGT_DISABLE;
2306                         }
2307                         if (fcp2->isp_loopid < LOCAL_LOOP_LIM) {
2308                                 pi.vp_port_loopid = fcp2->isp_loopid;
2309                                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2310                                         pi.vp_port_options |= ICB2400_VPOPT_HARD_ADDRESS;
2311                                 else
2312                                         pi.vp_port_options |= ICB2400_VPOPT_PREV_ADDRESS;
2313                         }
2314                         MAKE_NODE_NAME_FROM_WWN(pi.vp_port_portname, fcp2->isp_wwpn);
2315                         MAKE_NODE_NAME_FROM_WWN(pi.vp_port_nodename, fcp2->isp_wwnn);
2316                         off = fcp->isp_scratch;
2317                         if (ISP_CAP_VP0(isp))
2318                                 off += ICB2400_VPINFO_PORT_OFF(chan);
2319                         else
2320                                 off += ICB2400_VPINFO_PORT_OFF(chan - 1);
2321                         pdst = (vp_port_info_t *) off;
2322                         isp_put_vp_port_info(isp, &pi, pdst);
2323                         amt += ICB2400_VPOPT_WRITE_SIZE;
2324                 }
2325                 if (isp->isp_dblev & ISP_LOGDEBUG1) {
2326                         isp_print_bytes(isp, "isp_fibre_init_2400",
2327                             amt - ICB2400_VPINFO_OFF,
2328                             (char *)fcp->isp_scratch + ICB2400_VPINFO_OFF);
2329                 }
2330         }
2331
2332         /*
2333          * Init the firmware
2334          */
2335         MBSINIT(&mbs, 0, MBLOGALL, 30000000);
2336         if (isp->isp_nchan > 1) {
2337                 mbs.param[0] = MBOX_INIT_FIRMWARE_MULTI_ID;
2338         } else {
2339                 mbs.param[0] = MBOX_INIT_FIRMWARE;
2340         }
2341         mbs.param[1] = 0;
2342         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2343         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2344         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2345         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2346         isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %04x%04x%04x%04x", DMA_WD3(fcp->isp_scdma), DMA_WD2(fcp->isp_scdma), DMA_WD1(fcp->isp_scdma), DMA_WD0(fcp->isp_scdma));
2347         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
2348         isp_mboxcmd(isp, &mbs);
2349         FC_SCRATCH_RELEASE(isp, 0);
2350
2351         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2352                 return;
2353         }
2354         isp->isp_reqidx = 0;
2355         isp->isp_reqodx = 0;
2356         isp->isp_residx = 0;
2357         isp->isp_resodx = 0;
2358         isp->isp_atioodx = 0;
2359
2360         /*
2361          * Whatever happens, we're now committed to being here.
2362          */
2363         isp->isp_state = ISP_RUNSTATE;
2364 }
2365
2366 static int
2367 isp_fc_enable_vp(ispsoftc_t *isp, int chan)
2368 {
2369         fcparam *fcp = FCPARAM(isp, chan);
2370         vp_modify_t vp;
2371         void *reqp;
2372         uint8_t resp[QENTRY_LEN];
2373
2374         /* Build a VP MODIFY command in memory */
2375         ISP_MEMZERO(&vp, sizeof(vp));
2376         vp.vp_mod_hdr.rqs_entry_type = RQSTYPE_VP_MODIFY;
2377         vp.vp_mod_hdr.rqs_entry_count = 1;
2378         vp.vp_mod_cnt = 1;
2379         vp.vp_mod_idx0 = chan;
2380         vp.vp_mod_cmd = VP_MODIFY_ENA;
2381         vp.vp_mod_ports[0].options = ICB2400_VPOPT_ENABLED |
2382             ICB2400_VPOPT_ENA_SNSLOGIN;
2383         if (fcp->role & ISP_ROLE_INITIATOR)
2384                 vp.vp_mod_ports[0].options |= ICB2400_VPOPT_INI_ENABLE;
2385         if ((fcp->role & ISP_ROLE_TARGET) == 0)
2386                 vp.vp_mod_ports[0].options |= ICB2400_VPOPT_TGT_DISABLE;
2387         if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2388                 vp.vp_mod_ports[0].loopid = fcp->isp_loopid;
2389                 if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2390                         vp.vp_mod_ports[0].options |= ICB2400_VPOPT_HARD_ADDRESS;
2391                 else
2392                         vp.vp_mod_ports[0].options |= ICB2400_VPOPT_PREV_ADDRESS;
2393         }
2394         MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwpn, fcp->isp_wwpn);
2395         MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwnn, fcp->isp_wwnn);
2396
2397         /* Prepare space for response in memory */
2398         memset(resp, 0xff, sizeof(resp));
2399         vp.vp_mod_hdl = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2400         if (vp.vp_mod_hdl == 0) {
2401                 isp_prt(isp, ISP_LOGERR,
2402                     "%s: VP_MODIFY of Chan %d out of handles", __func__, chan);
2403                 return (EIO);
2404         }
2405
2406         /* Send request and wait for response. */
2407         reqp = isp_getrqentry(isp);
2408         if (reqp == NULL) {
2409                 isp_prt(isp, ISP_LOGERR,
2410                     "%s: VP_MODIFY of Chan %d out of rqent", __func__, chan);
2411                 isp_destroy_handle(isp, vp.vp_mod_hdl);
2412                 return (EIO);
2413         }
2414         isp_put_vp_modify(isp, &vp, (vp_modify_t *)reqp);
2415         if (isp->isp_dblev & ISP_LOGDEBUG1)
2416                 isp_print_bytes(isp, "IOCB VP_MODIFY", QENTRY_LEN, reqp);
2417         ISP_SYNC_REQUEST(isp);
2418         if (msleep(resp, &isp->isp_lock, 0, "VP_MODIFY", 5*hz) == EWOULDBLOCK) {
2419                 isp_prt(isp, ISP_LOGERR,
2420                     "%s: VP_MODIFY of Chan %d timed out", __func__, chan);
2421                 isp_destroy_handle(isp, vp.vp_mod_hdl);
2422                 return (EIO);
2423         }
2424         if (isp->isp_dblev & ISP_LOGDEBUG1)
2425                 isp_print_bytes(isp, "IOCB VP_MODIFY response", QENTRY_LEN, resp);
2426         isp_get_vp_modify(isp, (vp_modify_t *)resp, &vp);
2427
2428         if (vp.vp_mod_hdr.rqs_flags != 0 || vp.vp_mod_status != VP_STS_OK) {
2429                 isp_prt(isp, ISP_LOGERR,
2430                     "%s: VP_MODIFY of Chan %d failed with flags %x status %d",
2431                     __func__, chan, vp.vp_mod_hdr.rqs_flags, vp.vp_mod_status);
2432                 return (EIO);
2433         }
2434         return (0);
2435 }
2436
2437 static int
2438 isp_fc_disable_vp(ispsoftc_t *isp, int chan)
2439 {
2440         vp_ctrl_info_t vp;
2441         void *reqp;
2442         uint8_t resp[QENTRY_LEN];
2443
2444         /* Build a VP CTRL command in memory */
2445         ISP_MEMZERO(&vp, sizeof(vp));
2446         vp.vp_ctrl_hdr.rqs_entry_type = RQSTYPE_VP_CTRL;
2447         vp.vp_ctrl_hdr.rqs_entry_count = 1;
2448         if (ISP_CAP_VP0(isp)) {
2449                 vp.vp_ctrl_status = 1;
2450         } else {
2451                 vp.vp_ctrl_status = 0;
2452                 chan--; /* VP0 can not be controlled in this case. */
2453         }
2454         vp.vp_ctrl_command = VP_CTRL_CMD_DISABLE_VP_LOGO_ALL;
2455         vp.vp_ctrl_vp_count = 1;
2456         vp.vp_ctrl_idmap[chan / 16] |= (1 << chan % 16);
2457
2458         /* Prepare space for response in memory */
2459         memset(resp, 0xff, sizeof(resp));
2460         vp.vp_ctrl_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2461         if (vp.vp_ctrl_handle == 0) {
2462                 isp_prt(isp, ISP_LOGERR,
2463                     "%s: VP_CTRL of Chan %d out of handles", __func__, chan);
2464                 return (EIO);
2465         }
2466
2467         /* Send request and wait for response. */
2468         reqp = isp_getrqentry(isp);
2469         if (reqp == NULL) {
2470                 isp_prt(isp, ISP_LOGERR,
2471                     "%s: VP_CTRL of Chan %d out of rqent", __func__, chan);
2472                 isp_destroy_handle(isp, vp.vp_ctrl_handle);
2473                 return (EIO);
2474         }
2475         isp_put_vp_ctrl_info(isp, &vp, (vp_ctrl_info_t *)reqp);
2476         if (isp->isp_dblev & ISP_LOGDEBUG1)
2477                 isp_print_bytes(isp, "IOCB VP_CTRL", QENTRY_LEN, reqp);
2478         ISP_SYNC_REQUEST(isp);
2479         if (msleep(resp, &isp->isp_lock, 0, "VP_CTRL", 5*hz) == EWOULDBLOCK) {
2480                 isp_prt(isp, ISP_LOGERR,
2481                     "%s: VP_CTRL of Chan %d timed out", __func__, chan);
2482                 isp_destroy_handle(isp, vp.vp_ctrl_handle);
2483                 return (EIO);
2484         }
2485         if (isp->isp_dblev & ISP_LOGDEBUG1)
2486                 isp_print_bytes(isp, "IOCB VP_CTRL response", QENTRY_LEN, resp);
2487         isp_get_vp_ctrl_info(isp, (vp_ctrl_info_t *)resp, &vp);
2488
2489         if (vp.vp_ctrl_hdr.rqs_flags != 0 || vp.vp_ctrl_status != 0) {
2490                 isp_prt(isp, ISP_LOGERR,
2491                     "%s: VP_CTRL of Chan %d failed with flags %x status %d %d",
2492                     __func__, chan, vp.vp_ctrl_hdr.rqs_flags,
2493                     vp.vp_ctrl_status, vp.vp_ctrl_index_fail);
2494                 return (EIO);
2495         }
2496         return (0);
2497 }
2498
2499 static int
2500 isp_fc_change_role(ispsoftc_t *isp, int chan, int new_role)
2501 {
2502         fcparam *fcp = FCPARAM(isp, chan);
2503         int i, was, res = 0;
2504
2505         if (chan >= isp->isp_nchan) {
2506                 isp_prt(isp, ISP_LOGWARN, "%s: bad channel %d", __func__, chan);
2507                 return (ENXIO);
2508         }
2509         if (fcp->role == new_role)
2510                 return (0);
2511         for (was = 0, i = 0; i < isp->isp_nchan; i++) {
2512                 if (FCPARAM(isp, i)->role != ISP_ROLE_NONE)
2513                         was++;
2514         }
2515         if (was == 0 || (was == 1 && fcp->role != ISP_ROLE_NONE)) {
2516                 fcp->role = new_role;
2517                 return (isp_reinit(isp, 0));
2518         }
2519         if (fcp->role != ISP_ROLE_NONE) {
2520                 res = isp_fc_disable_vp(isp, chan);
2521                 isp_clear_portdb(isp, chan);
2522         }
2523         fcp->role = new_role;
2524         if (fcp->role != ISP_ROLE_NONE)
2525                 res = isp_fc_enable_vp(isp, chan);
2526         return (res);
2527 }
2528
2529 static void
2530 isp_clear_portdb(ispsoftc_t *isp, int chan)
2531 {
2532         fcparam *fcp = FCPARAM(isp, chan);
2533         fcportdb_t *lp;
2534         int i;
2535
2536         for (i = 0; i < MAX_FC_TARG; i++) {
2537                 lp = &fcp->portdb[i];
2538                 switch (lp->state) {
2539                 case FC_PORTDB_STATE_DEAD:
2540                 case FC_PORTDB_STATE_CHANGED:
2541                 case FC_PORTDB_STATE_VALID:
2542                         lp->state = FC_PORTDB_STATE_NIL;
2543                         isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
2544                         break;
2545                 case FC_PORTDB_STATE_NIL:
2546                 case FC_PORTDB_STATE_NEW:
2547                         lp->state = FC_PORTDB_STATE_NIL;
2548                         break;
2549                 case FC_PORTDB_STATE_ZOMBIE:
2550                         break;
2551                 default:
2552                         panic("Don't know how to clear state %d\n", lp->state);
2553                 }
2554         }
2555 }
2556
2557 static void
2558 isp_mark_portdb(ispsoftc_t *isp, int chan)
2559 {
2560         fcparam *fcp = FCPARAM(isp, chan);
2561         fcportdb_t *lp;
2562         int i;
2563
2564         for (i = 0; i < MAX_FC_TARG; i++) {
2565                 lp = &fcp->portdb[i];
2566                 if (lp->state == FC_PORTDB_STATE_NIL)
2567                         continue;
2568                 if (lp->portid >= DOMAIN_CONTROLLER_BASE &&
2569                     lp->portid <= DOMAIN_CONTROLLER_END)
2570                         continue;
2571                 fcp->portdb[i].probational = 1;
2572         }
2573 }
2574
2575 /*
2576  * Perform an IOCB PLOGI or LOGO via EXECUTE IOCB A64 for 24XX cards
2577  * or via FABRIC LOGIN/FABRIC LOGOUT for other cards.
2578  */
2579 static int
2580 isp_plogx(ispsoftc_t *isp, int chan, uint16_t handle, uint32_t portid, int flags)
2581 {
2582         isp_plogx_t pl;
2583         void *reqp;
2584         uint8_t resp[QENTRY_LEN];
2585         uint32_t sst, parm1;
2586         int rval, lev;
2587         const char *msg;
2588         char buf[64];
2589
2590         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d PLOGX %s PortID 0x%06x nphdl 0x%x",
2591             chan, (flags & PLOGX_FLG_CMD_MASK) == PLOGX_FLG_CMD_PLOGI ?
2592             "Login":"Logout", portid, handle);
2593         if (!IS_24XX(isp)) {
2594                 int action = flags & PLOGX_FLG_CMD_MASK;
2595                 if (action == PLOGX_FLG_CMD_PLOGI) {
2596                         return (isp_port_login(isp, handle, portid));
2597                 } else if (action == PLOGX_FLG_CMD_LOGO) {
2598                         return (isp_port_logout(isp, handle, portid));
2599                 } else {
2600                         return (MBOX_INVALID_COMMAND);
2601                 }
2602         }
2603
2604         ISP_MEMZERO(&pl, sizeof(pl));
2605         pl.plogx_header.rqs_entry_count = 1;
2606         pl.plogx_header.rqs_entry_type = RQSTYPE_LOGIN;
2607         pl.plogx_nphdl = handle;
2608         pl.plogx_vphdl = chan;
2609         pl.plogx_portlo = portid;
2610         pl.plogx_rspsz_porthi = (portid >> 16) & 0xff;
2611         pl.plogx_flags = flags;
2612
2613         /* Prepare space for response in memory */
2614         memset(resp, 0xff, sizeof(resp));
2615         pl.plogx_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2616         if (pl.plogx_handle == 0) {
2617                 isp_prt(isp, ISP_LOGERR,
2618                     "%s: PLOGX of Chan %d out of handles", __func__, chan);
2619                 return (-1);
2620         }
2621
2622         /* Send request and wait for response. */
2623         reqp = isp_getrqentry(isp);
2624         if (reqp == NULL) {
2625                 isp_prt(isp, ISP_LOGERR,
2626                     "%s: PLOGX of Chan %d out of rqent", __func__, chan);
2627                 isp_destroy_handle(isp, pl.plogx_handle);
2628                 return (-1);
2629         }
2630         isp_put_plogx(isp, &pl, (isp_plogx_t *)reqp);
2631         if (isp->isp_dblev & ISP_LOGDEBUG1)
2632                 isp_print_bytes(isp, "IOCB LOGX", QENTRY_LEN, reqp);
2633         FCPARAM(isp, chan)->isp_login_hdl = handle;
2634         ISP_SYNC_REQUEST(isp);
2635         if (msleep(resp, &isp->isp_lock, 0, "PLOGX", 3 * ICB_LOGIN_TOV * hz)
2636             == EWOULDBLOCK) {
2637                 isp_prt(isp, ISP_LOGERR,
2638                     "%s: PLOGX of Chan %d timed out", __func__, chan);
2639                 isp_destroy_handle(isp, pl.plogx_handle);
2640                 return (-1);
2641         }
2642         FCPARAM(isp, chan)->isp_login_hdl = NIL_HANDLE;
2643         if (isp->isp_dblev & ISP_LOGDEBUG1)
2644                 isp_print_bytes(isp, "IOCB LOGX response", QENTRY_LEN, resp);
2645         isp_get_plogx(isp, (isp_plogx_t *)resp, &pl);
2646
2647         if (pl.plogx_status == PLOGX_STATUS_OK) {
2648                 return (0);
2649         } else if (pl.plogx_status != PLOGX_STATUS_IOCBERR) {
2650                 isp_prt(isp, ISP_LOGWARN,
2651                     "status 0x%x on port login IOCB channel %d",
2652                     pl.plogx_status, chan);
2653                 return (-1);
2654         }
2655
2656         sst = pl.plogx_ioparm[0].lo16 | (pl.plogx_ioparm[0].hi16 << 16);
2657         parm1 = pl.plogx_ioparm[1].lo16 | (pl.plogx_ioparm[1].hi16 << 16);
2658
2659         rval = -1;
2660         lev = ISP_LOGERR;
2661         msg = NULL;
2662
2663         switch (sst) {
2664         case PLOGX_IOCBERR_NOLINK:
2665                 msg = "no link";
2666                 break;
2667         case PLOGX_IOCBERR_NOIOCB:
2668                 msg = "no IOCB buffer";
2669                 break;
2670         case PLOGX_IOCBERR_NOXGHG:
2671                 msg = "no Exchange Control Block";
2672                 break;
2673         case PLOGX_IOCBERR_FAILED:
2674                 ISP_SNPRINTF(buf, sizeof (buf), "reason 0x%x (last LOGIN state 0x%x)", parm1 & 0xff, (parm1 >> 8) & 0xff);
2675                 msg = buf;
2676                 break;
2677         case PLOGX_IOCBERR_NOFABRIC:
2678                 msg = "no fabric";
2679                 break;
2680         case PLOGX_IOCBERR_NOTREADY:
2681                 msg = "firmware not ready";
2682                 break;
2683         case PLOGX_IOCBERR_NOLOGIN:
2684                 ISP_SNPRINTF(buf, sizeof (buf), "not logged in (last state 0x%x)", parm1);
2685                 msg = buf;
2686                 rval = MBOX_NOT_LOGGED_IN;
2687                 break;
2688         case PLOGX_IOCBERR_REJECT:
2689                 ISP_SNPRINTF(buf, sizeof (buf), "LS_RJT = 0x%x", parm1);
2690                 msg = buf;
2691                 break;
2692         case PLOGX_IOCBERR_NOPCB:
2693                 msg = "no PCB allocated";
2694                 break;
2695         case PLOGX_IOCBERR_EINVAL:
2696                 ISP_SNPRINTF(buf, sizeof (buf), "invalid parameter at offset 0x%x", parm1);
2697                 msg = buf;
2698                 break;
2699         case PLOGX_IOCBERR_PORTUSED:
2700                 lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2701                 ISP_SNPRINTF(buf, sizeof (buf), "already logged in with N-Port handle 0x%x", parm1);
2702                 msg = buf;
2703                 rval = MBOX_PORT_ID_USED | (parm1 << 16);
2704                 break;
2705         case PLOGX_IOCBERR_HNDLUSED:
2706                 lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2707                 ISP_SNPRINTF(buf, sizeof (buf), "handle already used for PortID 0x%06x", parm1);
2708                 msg = buf;
2709                 rval = MBOX_LOOP_ID_USED;
2710                 break;
2711         case PLOGX_IOCBERR_NOHANDLE:
2712                 msg = "no handle allocated";
2713                 break;
2714         case PLOGX_IOCBERR_NOFLOGI:
2715                 msg = "no FLOGI_ACC";
2716                 break;
2717         default:
2718                 ISP_SNPRINTF(buf, sizeof (buf), "status %x from %x", pl.plogx_status, flags);
2719                 msg = buf;
2720                 break;
2721         }
2722         if (msg) {
2723                 isp_prt(isp, ISP_LOGERR, "Chan %d PLOGX PortID 0x%06x to N-Port handle 0x%x: %s", chan, portid, handle, msg);
2724         }
2725         return (rval);
2726 }
2727
2728 static int
2729 isp_port_login(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2730 {
2731         mbreg_t mbs;
2732
2733         MBSINIT(&mbs, MBOX_FABRIC_LOGIN, MBLOGNONE, 500000);
2734         if (ISP_CAP_2KLOGIN(isp)) {
2735                 mbs.param[1] = handle;
2736                 mbs.ibits = (1 << 10);
2737         } else {
2738                 mbs.param[1] = handle << 8;
2739         }
2740         mbs.param[2] = portid >> 16;
2741         mbs.param[3] = portid;
2742         mbs.logval = MBLOGNONE;
2743         mbs.timeout = 500000;
2744         isp_mboxcmd(isp, &mbs);
2745
2746         switch (mbs.param[0]) {
2747         case MBOX_PORT_ID_USED:
2748                 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]);
2749                 return (MBOX_PORT_ID_USED | (mbs.param[1] << 16));
2750
2751         case MBOX_LOOP_ID_USED:
2752                 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);
2753                 return (MBOX_LOOP_ID_USED);
2754
2755         case MBOX_COMMAND_COMPLETE:
2756                 return (0);
2757
2758         case MBOX_COMMAND_ERROR:
2759                 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);
2760                 return (MBOX_COMMAND_ERROR);
2761
2762         case MBOX_ALL_IDS_USED:
2763                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: all IDs used for fabric login");
2764                 return (MBOX_ALL_IDS_USED);
2765
2766         default:
2767                 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);
2768                 return (mbs.param[0]);
2769         }
2770 }
2771
2772 /*
2773  * Pre-24XX fabric port logout
2774  *
2775  * Note that portid is not used
2776  */
2777 static int
2778 isp_port_logout(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2779 {
2780         mbreg_t mbs;
2781
2782         MBSINIT(&mbs, MBOX_FABRIC_LOGOUT, MBLOGNONE, 500000);
2783         if (ISP_CAP_2KLOGIN(isp)) {
2784                 mbs.param[1] = handle;
2785                 mbs.ibits = (1 << 10);
2786         } else {
2787                 mbs.param[1] = handle << 8;
2788         }
2789         isp_mboxcmd(isp, &mbs);
2790         return (mbs.param[0] == MBOX_COMMAND_COMPLETE? 0 : mbs.param[0]);
2791 }
2792
2793 static int
2794 isp_getpdb(ispsoftc_t *isp, int chan, uint16_t id, isp_pdb_t *pdb)
2795 {
2796         mbreg_t mbs;
2797         union {
2798                 isp_pdb_21xx_t fred;
2799                 isp_pdb_24xx_t bill;
2800         } un;
2801
2802         MBSINIT(&mbs, MBOX_GET_PORT_DB,
2803             MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 250000);
2804         if (IS_24XX(isp)) {
2805                 mbs.ibits = (1 << 9)|(1 << 10);
2806                 mbs.param[1] = id;
2807                 mbs.param[9] = chan;
2808         } else if (ISP_CAP_2KLOGIN(isp)) {
2809                 mbs.param[1] = id;
2810         } else {
2811                 mbs.param[1] = id << 8;
2812         }
2813         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
2814         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
2815         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
2816         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
2817         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, sizeof(un), chan);
2818
2819         isp_mboxcmd(isp, &mbs);
2820         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2821                 return (mbs.param[0] | (mbs.param[1] << 16));
2822
2823         MEMORYBARRIER(isp, SYNC_IFORCPU, 0, sizeof(un), chan);
2824         if (IS_24XX(isp)) {
2825                 isp_get_pdb_24xx(isp, isp->isp_iocb, &un.bill);
2826                 pdb->handle = un.bill.pdb_handle;
2827                 pdb->prli_word3 = un.bill.pdb_prli_svc3;
2828                 pdb->portid = BITS2WORD_24XX(un.bill.pdb_portid_bits);
2829                 ISP_MEMCPY(pdb->portname, un.bill.pdb_portname, 8);
2830                 ISP_MEMCPY(pdb->nodename, un.bill.pdb_nodename, 8);
2831                 isp_prt(isp, ISP_LOGDEBUG1,
2832                     "Chan %d handle 0x%x Port 0x%06x flags 0x%x curstate %x",
2833                     chan, id, pdb->portid, un.bill.pdb_flags,
2834                     un.bill.pdb_curstate);
2835                 if (un.bill.pdb_curstate < PDB2400_STATE_PLOGI_DONE || un.bill.pdb_curstate > PDB2400_STATE_LOGGED_IN) {
2836                         mbs.param[0] = MBOX_NOT_LOGGED_IN;
2837                         return (mbs.param[0]);
2838                 }
2839         } else {
2840                 isp_get_pdb_21xx(isp, isp->isp_iocb, &un.fred);
2841                 pdb->handle = un.fred.pdb_loopid;
2842                 pdb->prli_word3 = un.fred.pdb_prli_svc3;
2843                 pdb->portid = BITS2WORD(un.fred.pdb_portid_bits);
2844                 ISP_MEMCPY(pdb->portname, un.fred.pdb_portname, 8);
2845                 ISP_MEMCPY(pdb->nodename, un.fred.pdb_nodename, 8);
2846                 isp_prt(isp, ISP_LOGDEBUG1,
2847                     "Chan %d handle 0x%x Port 0x%06x", chan, id, pdb->portid);
2848         }
2849         return (0);
2850 }
2851
2852 static int
2853 isp_gethandles(ispsoftc_t *isp, int chan, uint16_t *handles, int *num, int loop)
2854 {
2855         fcparam *fcp = FCPARAM(isp, chan);
2856         mbreg_t mbs;
2857         isp_pnhle_21xx_t el1, *elp1;
2858         isp_pnhle_23xx_t el3, *elp3;
2859         isp_pnhle_24xx_t el4, *elp4;
2860         int i, j;
2861         uint32_t p;
2862         uint16_t h;
2863
2864         MBSINIT(&mbs, MBOX_GET_ID_LIST, MBLOGALL, 250000);
2865         if (IS_24XX(isp)) {
2866                 mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2867                 mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2868                 mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2869                 mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2870                 mbs.param[8] = ISP_FC_SCRLEN;
2871                 mbs.param[9] = chan;
2872         } else {
2873                 mbs.ibits = (1 << 1)|(1 << 2)|(1 << 3)|(1 << 6);
2874                 mbs.param[1] = DMA_WD1(fcp->isp_scdma);
2875                 mbs.param[2] = DMA_WD0(fcp->isp_scdma);
2876                 mbs.param[3] = DMA_WD3(fcp->isp_scdma);
2877                 mbs.param[6] = DMA_WD2(fcp->isp_scdma);
2878         }
2879         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2880                 isp_prt(isp, ISP_LOGERR, sacq);
2881                 return (-1);
2882         }
2883         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, ISP_FC_SCRLEN, chan);
2884         isp_mboxcmd(isp, &mbs);
2885         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2886                 FC_SCRATCH_RELEASE(isp, chan);
2887                 return (mbs.param[0] | (mbs.param[1] << 16));
2888         }
2889         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, ISP_FC_SCRLEN, chan);
2890         elp1 = fcp->isp_scratch;
2891         elp3 = fcp->isp_scratch;
2892         elp4 = fcp->isp_scratch;
2893         for (i = 0, j = 0; i < mbs.param[1] && j < *num; i++) {
2894                 if (IS_24XX(isp)) {
2895                         isp_get_pnhle_24xx(isp, &elp4[i], &el4);
2896                         p = el4.pnhle_port_id_lo |
2897                             (el4.pnhle_port_id_hi << 16);
2898                         h = el4.pnhle_handle;
2899                 } else if (IS_23XX(isp)) {
2900                         isp_get_pnhle_23xx(isp, &elp3[i], &el3);
2901                         p = el3.pnhle_port_id_lo |
2902                             (el3.pnhle_port_id_hi << 16);
2903                         h = el3.pnhle_handle;
2904                 } else { /* 21xx */
2905                         isp_get_pnhle_21xx(isp, &elp1[i], &el1);
2906                         p = el1.pnhle_port_id_lo |
2907                             ((el1.pnhle_port_id_hi_handle & 0xff) << 16);
2908                         h = el1.pnhle_port_id_hi_handle >> 8;
2909                 }
2910                 if (loop && (p >> 8) != (fcp->isp_portid >> 8))
2911                         continue;
2912                 handles[j++] = h;
2913         }
2914         *num = j;
2915         FC_SCRATCH_RELEASE(isp, chan);
2916         return (0);
2917 }
2918
2919 static void
2920 isp_dump_chip_portdb(ispsoftc_t *isp, int chan)
2921 {
2922         isp_pdb_t pdb;
2923         uint16_t lim, nphdl;
2924
2925         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d chip port dump", chan);
2926         if (ISP_CAP_2KLOGIN(isp)) {
2927                 lim = NPH_MAX_2K;
2928         } else {
2929                 lim = NPH_MAX;
2930         }
2931         for (nphdl = 0; nphdl != lim; nphdl++) {
2932                 if (isp_getpdb(isp, chan, nphdl, &pdb)) {
2933                         continue;
2934                 }
2935                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d Handle 0x%04x "
2936                     "PortID 0x%06x WWPN 0x%02x%02x%02x%02x%02x%02x%02x%02x",
2937                     chan, nphdl, pdb.portid, pdb.portname[0], pdb.portname[1],
2938                     pdb.portname[2], pdb.portname[3], pdb.portname[4],
2939                     pdb.portname[5], pdb.portname[6], pdb.portname[7]);
2940         }
2941 }
2942
2943 static uint64_t
2944 isp_get_wwn(ispsoftc_t *isp, int chan, int nphdl, int nodename)
2945 {
2946         uint64_t wwn = INI_NONE;
2947         mbreg_t mbs;
2948
2949         MBSINIT(&mbs, MBOX_GET_PORT_NAME,
2950             MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 500000);
2951         if (ISP_CAP_2KLOGIN(isp)) {
2952                 mbs.param[1] = nphdl;
2953                 if (nodename) {
2954                         mbs.param[10] = 1;
2955                 }
2956                 mbs.param[9] = chan;
2957         } else {
2958                 mbs.ibitm = 3;
2959                 mbs.param[1] = nphdl << 8;
2960                 if (nodename) {
2961                         mbs.param[1] |= 1;
2962                 }
2963         }
2964         isp_mboxcmd(isp, &mbs);
2965         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2966                 return (wwn);
2967         }
2968         if (IS_24XX(isp)) {
2969                 wwn =
2970                     (((uint64_t)(mbs.param[2] >> 8))    << 56) |
2971                     (((uint64_t)(mbs.param[2] & 0xff))  << 48) |
2972                     (((uint64_t)(mbs.param[3] >> 8))    << 40) |
2973                     (((uint64_t)(mbs.param[3] & 0xff))  << 32) |
2974                     (((uint64_t)(mbs.param[6] >> 8))    << 24) |
2975                     (((uint64_t)(mbs.param[6] & 0xff))  << 16) |
2976                     (((uint64_t)(mbs.param[7] >> 8))    <<  8) |
2977                     (((uint64_t)(mbs.param[7] & 0xff)));
2978         } else {
2979                 wwn =
2980                     (((uint64_t)(mbs.param[2] & 0xff))  << 56) |
2981                     (((uint64_t)(mbs.param[2] >> 8))    << 48) |
2982                     (((uint64_t)(mbs.param[3] & 0xff))  << 40) |
2983                     (((uint64_t)(mbs.param[3] >> 8))    << 32) |
2984                     (((uint64_t)(mbs.param[6] & 0xff))  << 24) |
2985                     (((uint64_t)(mbs.param[6] >> 8))    << 16) |
2986                     (((uint64_t)(mbs.param[7] & 0xff))  <<  8) |
2987                     (((uint64_t)(mbs.param[7] >> 8)));
2988         }
2989         return (wwn);
2990 }
2991
2992 /*
2993  * Make sure we have good FC link.
2994  */
2995
2996 static int
2997 isp_fclink_test(ispsoftc_t *isp, int chan, int usdelay)
2998 {
2999         mbreg_t mbs;
3000         int i, r;
3001         uint16_t nphdl;
3002         fcparam *fcp;
3003         isp_pdb_t pdb;
3004         NANOTIME_T hra, hrb;
3005
3006         fcp = FCPARAM(isp, chan);
3007
3008         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
3009                 return (-1);
3010         if (fcp->isp_loopstate >= LOOP_LTEST_DONE)
3011                 return (0);
3012
3013         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test", chan);
3014
3015         /*
3016          * Wait up to N microseconds for F/W to go to a ready state.
3017          */
3018         GET_NANOTIME(&hra);
3019         while (1) {
3020                 isp_change_fw_state(isp, chan, isp_fw_state(isp, chan));
3021                 if (fcp->isp_fwstate == FW_READY) {
3022                         break;
3023                 }
3024                 if (fcp->isp_loopstate < LOOP_HAVE_LINK)
3025                         goto abort;
3026                 GET_NANOTIME(&hrb);
3027                 if ((NANOTIME_SUB(&hrb, &hra) / 1000 + 1000 >= usdelay))
3028                         break;
3029                 ISP_SLEEP(isp, 1000);
3030         }
3031         if (fcp->isp_fwstate != FW_READY) {
3032                 isp_prt(isp, ISP_LOG_SANCFG,
3033                     "Chan %d Firmware is not ready (%s)",
3034                     chan, isp_fc_fw_statename(fcp->isp_fwstate));
3035                 return (-1);
3036         }
3037
3038         /*
3039          * Get our Loop ID and Port ID.
3040          */
3041         MBSINIT(&mbs, MBOX_GET_LOOP_ID, MBLOGALL, 0);
3042         mbs.param[9] = chan;
3043         isp_mboxcmd(isp, &mbs);
3044         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3045                 return (-1);
3046         }
3047
3048         if (IS_2100(isp)) {
3049                 /*
3050                  * Don't bother with fabric if we are using really old
3051                  * 2100 firmware. It's just not worth it.
3052                  */
3053                 if (ISP_FW_NEWER_THAN(isp, 1, 15, 37))
3054                         fcp->isp_topo = TOPO_FL_PORT;
3055                 else
3056                         fcp->isp_topo = TOPO_NL_PORT;
3057         } else {
3058                 int topo = (int) mbs.param[6];
3059                 if (topo < TOPO_NL_PORT || topo > TOPO_PTP_STUB) {
3060                         topo = TOPO_PTP_STUB;
3061                 }
3062                 fcp->isp_topo = topo;
3063         }
3064         fcp->isp_portid = mbs.param[2] | (mbs.param[3] << 16);
3065
3066         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3067                 fcp->isp_loopid = mbs.param[1] & 0xff;
3068         } else if (fcp->isp_topo != TOPO_F_PORT) {
3069                 uint8_t alpa = fcp->isp_portid;
3070
3071                 for (i = 0; alpa_map[i]; i++) {
3072                         if (alpa_map[i] == alpa)
3073                                 break;
3074                 }
3075                 if (alpa_map[i])
3076                         fcp->isp_loopid = i;
3077         }
3078
3079 #if 0
3080         fcp->isp_loopstate = LOOP_HAVE_ADDR;
3081 #endif
3082         fcp->isp_loopstate = LOOP_TESTING_LINK;
3083
3084         if (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT) {
3085                 nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3086                 r = isp_getpdb(isp, chan, nphdl, &pdb);
3087                 if (r != 0 || pdb.portid == 0) {
3088                         if (IS_2100(isp)) {
3089                                 fcp->isp_topo = TOPO_NL_PORT;
3090                         } else {
3091                                 isp_prt(isp, ISP_LOGWARN,
3092                                     "fabric topology, but cannot get info about fabric controller (0x%x)", r);
3093                                 fcp->isp_topo = TOPO_PTP_STUB;
3094                         }
3095                         goto not_on_fabric;
3096                 }
3097
3098                 if (IS_24XX(isp)) {
3099                         fcp->isp_fabric_params = mbs.param[7];
3100                         fcp->isp_sns_hdl = NPH_SNS_ID;
3101                         r = isp_register_fc4_type_24xx(isp, chan);
3102                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3103                                 goto abort;
3104                         if (r != 0)
3105                                 goto not_on_fabric;
3106                         r = isp_register_fc4_features_24xx(isp, chan);
3107                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3108                                 goto abort;
3109                         if (r != 0)
3110                                 goto not_on_fabric;
3111                         r = isp_register_port_name_24xx(isp, chan);
3112                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3113                                 goto abort;
3114                         if (r != 0)
3115                                 goto not_on_fabric;
3116                         isp_register_node_name_24xx(isp, chan);
3117                         if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3118                                 goto abort;
3119                 } else {
3120                         fcp->isp_sns_hdl = SNS_ID;
3121                         r = isp_register_fc4_type(isp, chan);
3122                         if (r != 0)
3123                                 goto not_on_fabric;
3124                         if (fcp->role == ISP_ROLE_TARGET)
3125                                 isp_send_change_request(isp, chan);
3126                 }
3127         }
3128
3129 not_on_fabric:
3130         /* Get link speed. */
3131         fcp->isp_gbspeed = 1;
3132         if (IS_23XX(isp) || IS_24XX(isp)) {
3133                 MBSINIT(&mbs, MBOX_GET_SET_DATA_RATE, MBLOGALL, 3000000);
3134                 mbs.param[1] = MBGSD_GET_RATE;
3135                 /* mbs.param[2] undefined if we're just getting rate */
3136                 isp_mboxcmd(isp, &mbs);
3137                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3138                         if (mbs.param[1] == MBGSD_10GB)
3139                                 fcp->isp_gbspeed = 10;
3140                         else if (mbs.param[1] == MBGSD_16GB)
3141                                 fcp->isp_gbspeed = 16;
3142                         else if (mbs.param[1] == MBGSD_8GB)
3143                                 fcp->isp_gbspeed = 8;
3144                         else if (mbs.param[1] == MBGSD_4GB)
3145                                 fcp->isp_gbspeed = 4;
3146                         else if (mbs.param[1] == MBGSD_2GB)
3147                                 fcp->isp_gbspeed = 2;
3148                         else if (mbs.param[1] == MBGSD_1GB)
3149                                 fcp->isp_gbspeed = 1;
3150                 }
3151         }
3152
3153         if (fcp->isp_loopstate < LOOP_TESTING_LINK) {
3154 abort:
3155                 isp_prt(isp, ISP_LOG_SANCFG,
3156                     "Chan %d FC link test aborted", chan);
3157                 return (1);
3158         }
3159         fcp->isp_loopstate = LOOP_LTEST_DONE;
3160         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3161             "Chan %d WWPN %016jx WWNN %016jx",
3162             chan, (uintmax_t)fcp->isp_wwpn, (uintmax_t)fcp->isp_wwnn);
3163         isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3164             "Chan %d %dGb %s PortID 0x%06x LoopID 0x%02x",
3165             chan, fcp->isp_gbspeed, isp_fc_toponame(fcp), fcp->isp_portid,
3166             fcp->isp_loopid);
3167         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test done", chan);
3168         return (0);
3169 }
3170
3171 /*
3172  * Complete the synchronization of our Port Database.
3173  *
3174  * At this point, we've scanned the local loop (if any) and the fabric
3175  * and performed fabric logins on all new devices.
3176  *
3177  * Our task here is to go through our port database removing any entities
3178  * that are still marked probational (issuing PLOGO for ones which we had
3179  * PLOGI'd into) or are dead, and notifying upper layers about new/changed
3180  * devices.
3181  */
3182 static int
3183 isp_pdb_sync(ispsoftc_t *isp, int chan)
3184 {
3185         fcparam *fcp = FCPARAM(isp, chan);
3186         fcportdb_t *lp;
3187         uint16_t dbidx;
3188
3189         if (fcp->isp_loopstate < LOOP_FSCAN_DONE)
3190                 return (-1);
3191         if (fcp->isp_loopstate >= LOOP_READY)
3192                 return (0);
3193
3194         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync", chan);
3195
3196         fcp->isp_loopstate = LOOP_SYNCING_PDB;
3197
3198         for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3199                 lp = &fcp->portdb[dbidx];
3200
3201                 if (lp->state == FC_PORTDB_STATE_NIL)
3202                         continue;
3203                 if (lp->probational && lp->state != FC_PORTDB_STATE_ZOMBIE)
3204                         lp->state = FC_PORTDB_STATE_DEAD;
3205                 switch (lp->state) {
3206                 case FC_PORTDB_STATE_DEAD:
3207                         lp->state = FC_PORTDB_STATE_NIL;
3208                         isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
3209                         if (lp->autologin == 0) {
3210                                 (void) isp_plogx(isp, chan, lp->handle,
3211                                     lp->portid,
3212                                     PLOGX_FLG_CMD_LOGO |
3213                                     PLOGX_FLG_IMPLICIT |
3214                                     PLOGX_FLG_FREE_NPHDL);
3215                         }
3216                         /*
3217                          * Note that we might come out of this with our state
3218                          * set to FC_PORTDB_STATE_ZOMBIE.
3219                          */
3220                         break;
3221                 case FC_PORTDB_STATE_NEW:
3222                         lp->state = FC_PORTDB_STATE_VALID;
3223                         isp_async(isp, ISPASYNC_DEV_ARRIVED, chan, lp);
3224                         break;
3225                 case FC_PORTDB_STATE_CHANGED:
3226                         lp->state = FC_PORTDB_STATE_VALID;
3227                         isp_async(isp, ISPASYNC_DEV_CHANGED, chan, lp);
3228                         lp->portid = lp->new_portid;
3229                         lp->prli_word3 = lp->new_prli_word3;
3230                         break;
3231                 case FC_PORTDB_STATE_VALID:
3232                         isp_async(isp, ISPASYNC_DEV_STAYED, chan, lp);
3233                         break;
3234                 case FC_PORTDB_STATE_ZOMBIE:
3235                         break;
3236                 default:
3237                         isp_prt(isp, ISP_LOGWARN,
3238                             "isp_pdb_sync: state %d for idx %d",
3239                             lp->state, dbidx);
3240                         isp_dump_portdb(isp, chan);
3241                 }
3242         }
3243
3244         if (fcp->isp_loopstate < LOOP_SYNCING_PDB) {
3245                 isp_prt(isp, ISP_LOG_SANCFG,
3246                     "Chan %d FC PDB sync aborted", chan);
3247                 return (1);
3248         }
3249
3250         fcp->isp_loopstate = LOOP_READY;
3251         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync done", chan);
3252         return (0);
3253 }
3254
3255 static void
3256 isp_pdb_add_update(ispsoftc_t *isp, int chan, isp_pdb_t *pdb)
3257 {
3258         fcportdb_t *lp;
3259         uint64_t wwnn, wwpn;
3260
3261         MAKE_WWN_FROM_NODE_NAME(wwnn, pdb->nodename);
3262         MAKE_WWN_FROM_NODE_NAME(wwpn, pdb->portname);
3263
3264         /* Search port database for the same WWPN. */
3265         if (isp_find_pdb_by_wwpn(isp, chan, wwpn, &lp)) {
3266                 if (!lp->probational) {
3267                         isp_prt(isp, ISP_LOGERR,
3268                             "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3269                             chan, lp->portid, lp->handle,
3270                             FC_PORTDB_TGT(isp, chan, lp), lp->state);
3271                         isp_dump_portdb(isp, chan);
3272                         return;
3273                 }
3274                 lp->probational = 0;
3275                 lp->node_wwn = wwnn;
3276
3277                 /* Old device, nothing new. */
3278                 if (lp->portid == pdb->portid &&
3279                     lp->handle == pdb->handle &&
3280                     lp->prli_word3 == pdb->prli_word3) {
3281                         if (lp->state != FC_PORTDB_STATE_NEW)
3282                                 lp->state = FC_PORTDB_STATE_VALID;
3283                         isp_prt(isp, ISP_LOG_SANCFG,
3284                             "Chan %d Port 0x%06x@0x%04x is valid",
3285                             chan, pdb->portid, pdb->handle);
3286                         return;
3287                 }
3288
3289                 /* Something has changed. */
3290                 lp->state = FC_PORTDB_STATE_CHANGED;
3291                 lp->handle = pdb->handle;
3292                 lp->new_portid = pdb->portid;
3293                 lp->new_prli_word3 = pdb->prli_word3;
3294                 isp_prt(isp, ISP_LOG_SANCFG,
3295                     "Chan %d Port 0x%06x@0x%04x is changed",
3296                     chan, pdb->portid, pdb->handle);
3297                 return;
3298         }
3299
3300         /* It seems like a new port. Find an empty slot for it. */
3301         if (!isp_find_pdb_empty(isp, chan, &lp)) {
3302                 isp_prt(isp, ISP_LOGERR, "Chan %d out of portdb entries", chan);
3303                 return;
3304         }
3305
3306         ISP_MEMZERO(lp, sizeof (fcportdb_t));
3307         lp->autologin = 1;
3308         lp->probational = 0;
3309         lp->state = FC_PORTDB_STATE_NEW;
3310         lp->portid = lp->new_portid = pdb->portid;
3311         lp->prli_word3 = lp->new_prli_word3 = pdb->prli_word3;
3312         lp->handle = pdb->handle;
3313         lp->port_wwn = wwpn;
3314         lp->node_wwn = wwnn;
3315         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Port 0x%06x@0x%04x is new",
3316             chan, pdb->portid, pdb->handle);
3317 }
3318
3319 /*
3320  * Fix port IDs for logged-in initiators on pre-2400 chips.
3321  * For those chips we are not receiving login events, adding initiators
3322  * based on ATIO requests, but there is no port ID in that structure.
3323  */
3324 static void
3325 isp_fix_portids(ispsoftc_t *isp, int chan)
3326 {
3327         fcparam *fcp = FCPARAM(isp, chan);
3328         isp_pdb_t pdb;
3329         uint64_t wwpn;
3330         int i, r;
3331
3332         for (i = 0; i < MAX_FC_TARG; i++) {
3333                 fcportdb_t *lp = &fcp->portdb[i];
3334
3335                 if (lp->state == FC_PORTDB_STATE_NIL ||
3336                     lp->state == FC_PORTDB_STATE_ZOMBIE)
3337                         continue;
3338                 if (VALID_PORT(lp->portid))
3339                         continue;
3340
3341                 r = isp_getpdb(isp, chan, lp->handle, &pdb);
3342                 if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3343                         return;
3344                 if (r != 0) {
3345                         isp_prt(isp, ISP_LOGDEBUG1,
3346                             "Chan %d FC Scan Loop handle %d returned %x",
3347                             chan, lp->handle, r);
3348                         continue;
3349                 }
3350
3351                 MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3352                 if (lp->port_wwn != wwpn)
3353                         continue;
3354                 lp->portid = lp->new_portid = pdb.portid;
3355                 isp_prt(isp, ISP_LOG_SANCFG,
3356                     "Chan %d Port 0x%06x@0x%04x is fixed",
3357                     chan, pdb.portid, pdb.handle);
3358         }
3359 }
3360
3361 /*
3362  * Scan local loop for devices.
3363  */
3364 static int
3365 isp_scan_loop(ispsoftc_t *isp, int chan)
3366 {
3367         fcparam *fcp = FCPARAM(isp, chan);
3368         int idx, lim, r;
3369         isp_pdb_t pdb;
3370         uint16_t *handles;
3371         uint16_t handle;
3372
3373         if (fcp->isp_loopstate < LOOP_LTEST_DONE)
3374                 return (-1);
3375         if (fcp->isp_loopstate >= LOOP_LSCAN_DONE)
3376                 return (0);
3377
3378         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan", chan);
3379         fcp->isp_loopstate = LOOP_SCANNING_LOOP;
3380         if (TOPO_IS_FABRIC(fcp->isp_topo)) {
3381                 if (!IS_24XX(isp)) {
3382                         isp_fix_portids(isp, chan);
3383                         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3384                                 goto abort;
3385                 }
3386                 isp_prt(isp, ISP_LOG_SANCFG,
3387                     "Chan %d FC loop scan done (no loop)", chan);
3388                 fcp->isp_loopstate = LOOP_LSCAN_DONE;
3389                 return (0);
3390         }
3391
3392         handles = (uint16_t *)fcp->isp_scanscratch;
3393         lim = ISP_FC_SCRLEN / 2;
3394         r = isp_gethandles(isp, chan, handles, &lim, 1);
3395         if (r != 0) {
3396                 isp_prt(isp, ISP_LOG_SANCFG,
3397                     "Chan %d Getting list of handles failed with %x", chan, r);
3398                 isp_prt(isp, ISP_LOG_SANCFG,
3399                     "Chan %d FC loop scan done (bad)", chan);
3400                 return (-1);
3401         }
3402
3403         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Got %d handles",
3404             chan, lim);
3405
3406         /*
3407          * Run through the list and get the port database info for each one.
3408          */
3409         isp_mark_portdb(isp, chan);
3410         for (idx = 0; idx < lim; idx++) {
3411                 handle = handles[idx];
3412
3413                 /*
3414                  * Don't scan "special" ids.
3415                  */
3416                 if (ISP_CAP_2KLOGIN(isp)) {
3417                         if (handle >= NPH_RESERVED)
3418                                 continue;
3419                 } else {
3420                         if (handle >= FL_ID && handle <= SNS_ID)
3421                                 continue;
3422                 }
3423
3424                 /*
3425                  * In older cards with older f/w GET_PORT_DATABASE has been
3426                  * known to hang. This trick gets around that problem.
3427                  */
3428                 if (IS_2100(isp) || IS_2200(isp)) {
3429                         uint64_t node_wwn = isp_get_wwn(isp, chan, handle, 1);
3430                         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
3431 abort:
3432                                 isp_prt(isp, ISP_LOG_SANCFG,
3433                                     "Chan %d FC loop scan aborted", chan);
3434                                 return (1);
3435                         }
3436                         if (node_wwn == INI_NONE) {
3437                                 continue;
3438                         }
3439                 }
3440
3441                 /*
3442                  * Get the port database entity for this index.
3443                  */
3444                 r = isp_getpdb(isp, chan, handle, &pdb);
3445                 if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3446                         goto abort;
3447                 if (r != 0) {
3448                         isp_prt(isp, ISP_LOGDEBUG1,
3449                             "Chan %d FC Scan Loop handle %d returned %x",
3450                             chan, handle, r);
3451                         continue;
3452                 }
3453
3454                 isp_pdb_add_update(isp, chan, &pdb);
3455         }
3456         if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3457                 goto abort;
3458         fcp->isp_loopstate = LOOP_LSCAN_DONE;
3459         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan done", chan);
3460         return (0);
3461 }
3462
3463 /*
3464  * Scan the fabric for devices and add them to our port database.
3465  *
3466  * Use the GID_FT command to get all Port IDs for FC4 SCSI devices it knows.
3467  *
3468  * For 2100-23XX cards, we can use the SNS mailbox command to pass simple
3469  * name server commands to the switch management server via the QLogic f/w.
3470  *
3471  * For the 24XX card, we have to use CT-Pass through run via the Execute IOCB
3472  * mailbox command.
3473  */
3474 #define GIDLEN  (ISP_FC_SCRLEN - (3 * QENTRY_LEN))
3475 #define NGENT   ((GIDLEN - 16) >> 2)
3476
3477 #define XTXOFF  (ISP_FC_SCRLEN - (3 * QENTRY_LEN))      /* CT request */
3478 #define CTXOFF  (ISP_FC_SCRLEN - (2 * QENTRY_LEN))      /* Request IOCB */
3479 #define ZTXOFF  (ISP_FC_SCRLEN - (1 * QENTRY_LEN))      /* Response IOCB */
3480
3481 static int
3482 isp_gid_ft_sns(ispsoftc_t *isp, int chan)
3483 {
3484         union {
3485                 sns_gid_ft_req_t _x;
3486                 uint8_t _y[SNS_GID_FT_REQ_SIZE];
3487         } un;
3488         fcparam *fcp = FCPARAM(isp, chan);
3489         sns_gid_ft_req_t *rq = &un._x;
3490         uint8_t *scp = fcp->isp_scratch;
3491         mbreg_t mbs;
3492
3493         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via SNS", chan);
3494         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3495                 isp_prt(isp, ISP_LOGERR, sacq);
3496                 return (-1);
3497         }
3498
3499         ISP_MEMZERO(rq, SNS_GID_FT_REQ_SIZE);
3500         rq->snscb_rblen = GIDLEN >> 1;
3501         rq->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3502         rq->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3503         rq->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3504         rq->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3505         rq->snscb_sblen = 6;
3506         rq->snscb_cmd = SNS_GID_FT;
3507         rq->snscb_mword_div_2 = NGENT;
3508         rq->snscb_fc4_type = FC4_SCSI;
3509
3510         isp_put_gid_ft_request(isp, rq, (sns_gid_ft_req_t *)&scp[CTXOFF]);
3511         MEMORYBARRIER(isp, SYNC_SFORDEV, CTXOFF, SNS_GID_FT_REQ_SIZE, chan);
3512
3513         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3514         mbs.param[0] = MBOX_SEND_SNS;
3515         mbs.param[1] = SNS_GID_FT_REQ_SIZE >> 1;
3516         mbs.param[2] = DMA_WD1(fcp->isp_scdma + CTXOFF);
3517         mbs.param[3] = DMA_WD0(fcp->isp_scdma + CTXOFF);
3518         mbs.param[6] = DMA_WD3(fcp->isp_scdma + CTXOFF);
3519         mbs.param[7] = DMA_WD2(fcp->isp_scdma + CTXOFF);
3520         isp_mboxcmd(isp, &mbs);
3521         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3522                 if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3523                         return (1);
3524                 } else {
3525                         return (-1);
3526                 }
3527         }
3528         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, GIDLEN, chan);
3529         if (isp->isp_dblev & ISP_LOGDEBUG1)
3530                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3531         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3532             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3533         FC_SCRATCH_RELEASE(isp, chan);
3534         return (0);
3535 }
3536
3537 static int
3538 isp_ct_passthru(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3539 {
3540         fcparam *fcp = FCPARAM(isp, chan);
3541         isp_ct_pt_t pt;
3542         void *reqp;
3543         uint8_t resp[QENTRY_LEN];
3544
3545         /*
3546          * Build a Passthrough IOCB in memory.
3547          */
3548         ISP_MEMZERO(&pt, sizeof(pt));
3549         pt.ctp_header.rqs_entry_count = 1;
3550         pt.ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3551         pt.ctp_nphdl = fcp->isp_sns_hdl;
3552         pt.ctp_cmd_cnt = 1;
3553         pt.ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3554         pt.ctp_time = 10;
3555         pt.ctp_rsp_cnt = 1;
3556         pt.ctp_rsp_bcnt = rsp_bcnt;
3557         pt.ctp_cmd_bcnt = cmd_bcnt;
3558         pt.ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma+XTXOFF);
3559         pt.ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma+XTXOFF);
3560         pt.ctp_dataseg[0].ds_count = cmd_bcnt;
3561         pt.ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma);
3562         pt.ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma);
3563         pt.ctp_dataseg[1].ds_count = rsp_bcnt;
3564
3565         /* Prepare space for response in memory */
3566         memset(resp, 0xff, sizeof(resp));
3567         pt.ctp_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
3568         if (pt.ctp_handle == 0) {
3569                 isp_prt(isp, ISP_LOGERR,
3570                     "%s: CTP of Chan %d out of handles", __func__, chan);
3571                 return (-1);
3572         }
3573
3574         /* Send request and wait for response. */
3575         reqp = isp_getrqentry(isp);
3576         if (reqp == NULL) {
3577                 isp_prt(isp, ISP_LOGERR,
3578                     "%s: CTP of Chan %d out of rqent", __func__, chan);
3579                 isp_destroy_handle(isp, pt.ctp_handle);
3580                 return (-1);
3581         }
3582         isp_put_ct_pt(isp, &pt, (isp_ct_pt_t *)reqp);
3583         if (isp->isp_dblev & ISP_LOGDEBUG1)
3584                 isp_print_bytes(isp, "CT IOCB request", QENTRY_LEN, reqp);
3585         ISP_SYNC_REQUEST(isp);
3586         if (msleep(resp, &isp->isp_lock, 0, "CTP", pt.ctp_time*hz) == EWOULDBLOCK) {
3587                 isp_prt(isp, ISP_LOGERR,
3588                     "%s: CTP of Chan %d timed out", __func__, chan);
3589                 isp_destroy_handle(isp, pt.ctp_handle);
3590                 return (-1);
3591         }
3592         if (isp->isp_dblev & ISP_LOGDEBUG1)
3593                 isp_print_bytes(isp, "CT IOCB response", QENTRY_LEN, resp);
3594
3595         isp_get_ct_pt(isp, (isp_ct_pt_t *)resp, &pt);
3596         if (pt.ctp_status && pt.ctp_status != RQCS_DATA_UNDERRUN) {
3597                 isp_prt(isp, ISP_LOGWARN,
3598                     "Chan %d GID_FT CT Passthrough returned 0x%x",
3599                     chan, pt.ctp_status);
3600                 return (-1);
3601         }
3602
3603         return (0);
3604 }
3605
3606 static int
3607 isp_gid_ft_ct_passthru(ispsoftc_t *isp, int chan)
3608 {
3609         fcparam *fcp = FCPARAM(isp, chan);
3610         ct_hdr_t ct;
3611         uint32_t *rp;
3612         uint8_t *scp = fcp->isp_scratch;
3613
3614         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via CT", chan);
3615         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3616                 isp_prt(isp, ISP_LOGERR, sacq);
3617                 return (-1);
3618         }
3619
3620         /*
3621          * Build the CT header and command in memory.
3622          */
3623         ISP_MEMZERO(&ct, sizeof (ct));
3624         ct.ct_revision = CT_REVISION;
3625         ct.ct_fcs_type = CT_FC_TYPE_FC;
3626         ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3627         ct.ct_cmd_resp = SNS_GID_FT;
3628         ct.ct_bcnt_resid = (GIDLEN - 16) >> 2;
3629         isp_put_ct_hdr(isp, &ct, (ct_hdr_t *) &scp[XTXOFF]);
3630         rp = (uint32_t *) &scp[XTXOFF + sizeof(ct)];
3631         ISP_IOZPUT_32(isp, FC4_SCSI, rp);
3632         if (isp->isp_dblev & ISP_LOGDEBUG1) {
3633                 isp_print_bytes(isp, "CT request",
3634                     sizeof(ct) + sizeof(uint32_t), &scp[XTXOFF]);
3635         }
3636
3637         if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t), GIDLEN)) {
3638                 FC_SCRATCH_RELEASE(isp, chan);
3639                 return (-1);
3640         }
3641
3642         if (isp->isp_dblev & ISP_LOGDEBUG1)
3643                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3644         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3645             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3646         FC_SCRATCH_RELEASE(isp, chan);
3647         return (0);
3648 }
3649
3650 static int
3651 isp_scan_fabric(ispsoftc_t *isp, int chan)
3652 {
3653         fcparam *fcp = FCPARAM(isp, chan);
3654         fcportdb_t *lp;
3655         uint32_t portid;
3656         uint16_t nphdl;
3657         isp_pdb_t pdb;
3658         int portidx, portlim, r;
3659         sns_gid_ft_rsp_t *rs;
3660
3661         if (fcp->isp_loopstate < LOOP_LSCAN_DONE)
3662                 return (-1);
3663         if (fcp->isp_loopstate >= LOOP_FSCAN_DONE)
3664                 return (0);
3665
3666         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan", chan);
3667         fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3668         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3669                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3670                 isp_prt(isp, ISP_LOG_SANCFG,
3671                     "Chan %d FC fabric scan done (no fabric)", chan);
3672                 return (0);
3673         }
3674
3675         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3676 abort:
3677                 FC_SCRATCH_RELEASE(isp, chan);
3678                 isp_prt(isp, ISP_LOG_SANCFG,
3679                     "Chan %d FC fabric scan aborted", chan);
3680                 return (1);
3681         }
3682
3683         /*
3684          * Make sure we still are logged into the fabric controller.
3685          */
3686         nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3687         r = isp_getpdb(isp, chan, nphdl, &pdb);
3688         if ((r & 0xffff) == MBOX_NOT_LOGGED_IN) {
3689                 isp_dump_chip_portdb(isp, chan);
3690         }
3691         if (r) {
3692                 fcp->isp_loopstate = LOOP_LTEST_DONE;
3693 fail:
3694                 isp_prt(isp, ISP_LOG_SANCFG,
3695                     "Chan %d FC fabric scan done (bad)", chan);
3696                 return (-1);
3697         }
3698
3699         /* Get list of port IDs from SNS. */
3700         if (IS_24XX(isp))
3701                 r = isp_gid_ft_ct_passthru(isp, chan);
3702         else
3703                 r = isp_gid_ft_sns(isp, chan);
3704         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3705                 goto abort;
3706         if (r > 0) {
3707                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3708                 return (-1);
3709         } else if (r < 0) {
3710                 fcp->isp_loopstate = LOOP_LTEST_DONE;   /* try again */
3711                 return (-1);
3712         }
3713
3714         rs = (sns_gid_ft_rsp_t *) fcp->isp_scanscratch;
3715         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3716                 goto abort;
3717         if (rs->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3718                 int level;
3719                 if (rs->snscb_cthdr.ct_reason == 9 && rs->snscb_cthdr.ct_explanation == 7) {
3720                         level = ISP_LOG_SANCFG;
3721                 } else {
3722                         level = ISP_LOGWARN;
3723                 }
3724                 isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_FT"
3725                     " (Reason=0x%x Expl=0x%x)", chan,
3726                     rs->snscb_cthdr.ct_reason,
3727                     rs->snscb_cthdr.ct_explanation);
3728                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3729                 return (-1);
3730         }
3731
3732         /* Check our buffer was big enough to get the full list. */
3733         for (portidx = 0; portidx < NGENT-1; portidx++) {
3734                 if (rs->snscb_ports[portidx].control & 0x80)
3735                         break;
3736         }
3737         if ((rs->snscb_ports[portidx].control & 0x80) == 0) {
3738                 isp_prt(isp, ISP_LOGWARN,
3739                     "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3740         }
3741         portlim = portidx + 1;
3742         isp_prt(isp, ISP_LOG_SANCFG,
3743             "Chan %d Got %d ports back from name server", chan, portlim);
3744
3745         /* Go through the list and remove duplicate port ids. */
3746         for (portidx = 0; portidx < portlim; portidx++) {
3747                 int npidx;
3748
3749                 portid =
3750                     ((rs->snscb_ports[portidx].portid[0]) << 16) |
3751                     ((rs->snscb_ports[portidx].portid[1]) << 8) |
3752                     ((rs->snscb_ports[portidx].portid[2]));
3753
3754                 for (npidx = portidx + 1; npidx < portlim; npidx++) {
3755                         uint32_t new_portid =
3756                             ((rs->snscb_ports[npidx].portid[0]) << 16) |
3757                             ((rs->snscb_ports[npidx].portid[1]) << 8) |
3758                             ((rs->snscb_ports[npidx].portid[2]));
3759                         if (new_portid == portid) {
3760                                 break;
3761                         }
3762                 }
3763
3764                 if (npidx < portlim) {
3765                         rs->snscb_ports[npidx].portid[0] = 0;
3766                         rs->snscb_ports[npidx].portid[1] = 0;
3767                         rs->snscb_ports[npidx].portid[2] = 0;
3768                         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d removing duplicate PortID 0x%06x entry from list", chan, portid);
3769                 }
3770         }
3771
3772         /*
3773          * We now have a list of Port IDs for all FC4 SCSI devices
3774          * that the Fabric Name server knows about.
3775          *
3776          * For each entry on this list go through our port database looking
3777          * for probational entries- if we find one, then an old entry is
3778          * maybe still this one. We get some information to find out.
3779          *
3780          * Otherwise, it's a new fabric device, and we log into it
3781          * (unconditionally). After searching the entire database
3782          * again to make sure that we never ever ever ever have more
3783          * than one entry that has the same PortID or the same
3784          * WWNN/WWPN duple, we enter the device into our database.
3785          */
3786         isp_mark_portdb(isp, chan);
3787         for (portidx = 0; portidx < portlim; portidx++) {
3788                 portid = ((rs->snscb_ports[portidx].portid[0]) << 16) |
3789                          ((rs->snscb_ports[portidx].portid[1]) << 8) |
3790                          ((rs->snscb_ports[portidx].portid[2]));
3791                 isp_prt(isp, ISP_LOG_SANCFG,
3792                     "Chan %d Checking fabric port 0x%06x", chan, portid);
3793                 if (portid == 0) {
3794                         isp_prt(isp, ISP_LOG_SANCFG,
3795                             "Chan %d Port at idx %d is zero",
3796                             chan, portidx);
3797                         continue;
3798                 }
3799                 if (portid == fcp->isp_portid) {
3800                         isp_prt(isp, ISP_LOG_SANCFG,
3801                             "Chan %d Port 0x%06x is our", chan, portid);
3802                         continue;
3803                 }
3804
3805                 /* Now search the entire port database for the same portid. */
3806                 if (isp_find_pdb_by_portid(isp, chan, portid, &lp)) {
3807                         if (!lp->probational) {
3808                                 isp_prt(isp, ISP_LOGERR,
3809                                     "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3810                                     chan, lp->portid, lp->handle,
3811                                     FC_PORTDB_TGT(isp, chan, lp), lp->state);
3812                                 isp_dump_portdb(isp, chan);
3813                                 goto fail;
3814                         }
3815
3816                         /*
3817                          * See if we're still logged into it.
3818                          *
3819                          * If we aren't, mark it as a dead device and
3820                          * leave the new portid in the database entry
3821                          * for somebody further along to decide what to
3822                          * do (policy choice).
3823                          *
3824                          * If we are, check to see if it's the same
3825                          * device still (it should be). If for some
3826                          * reason it isn't, mark it as a changed device
3827                          * and leave the new portid and role in the
3828                          * database entry for somebody further along to
3829                          * decide what to do (policy choice).
3830                          */
3831                         r = isp_getpdb(isp, chan, lp->handle, &pdb);
3832                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3833                                 goto abort;
3834                         if (r != 0) {
3835                                 lp->state = FC_PORTDB_STATE_DEAD;
3836                                 isp_prt(isp, ISP_LOG_SANCFG,
3837                                     "Chan %d Port 0x%06x handle 0x%x is dead (%d)",
3838                                     chan, portid, lp->handle, r);
3839                                 goto relogin;
3840                         }
3841
3842                         isp_pdb_add_update(isp, chan, &pdb);
3843                         continue;
3844                 }
3845
3846 relogin:
3847                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
3848                         isp_prt(isp, ISP_LOG_SANCFG,
3849                             "Chan %d Port 0x%06x is not logged in", chan, portid);
3850                         continue;
3851                 }
3852
3853                 if (isp_login_device(isp, chan, portid, &pdb,
3854                     &FCPARAM(isp, 0)->isp_lasthdl)) {
3855                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3856                                 goto abort;
3857                         continue;
3858                 }
3859
3860                 isp_pdb_add_update(isp, chan, &pdb);
3861         }
3862
3863         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3864                 goto abort;
3865         fcp->isp_loopstate = LOOP_FSCAN_DONE;
3866         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan done", chan);
3867         return (0);
3868 }
3869
3870 /*
3871  * Find an unused handle and try and use to login to a port.
3872  */
3873 static int
3874 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3875 {
3876         int lim, i, r;
3877         uint16_t handle;
3878
3879         if (ISP_CAP_2KLOGIN(isp)) {
3880                 lim = NPH_MAX_2K;
3881         } else {
3882                 lim = NPH_MAX;
3883         }
3884
3885         handle = isp_next_handle(isp, ohp);
3886         for (i = 0; i < lim; i++) {
3887                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3888                         return (-1);
3889
3890                 /* Check if this handle is free. */
3891                 r = isp_getpdb(isp, chan, handle, p);
3892                 if (r == 0) {
3893                         if (p->portid != portid) {
3894                                 /* This handle is busy, try next one. */
3895                                 handle = isp_next_handle(isp, ohp);
3896                                 continue;
3897                         }
3898                         break;
3899                 }
3900                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3901                         return (-1);
3902
3903                 /*
3904                  * Now try and log into the device
3905                  */
3906                 r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3907                 if (r == 0) {
3908                         break;
3909                 } else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
3910                         /*
3911                          * If we get here, then the firmwware still thinks we're logged into this device, but with a different
3912                          * handle. We need to break that association. We used to try and just substitute the handle, but then
3913                          * failed to get any data via isp_getpdb (below).
3914                          */
3915                         if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL)) {
3916                                 isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
3917                         }
3918                         if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3919                                 return (-1);
3920                         r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3921                         if (r != 0)
3922                                 i = lim;
3923                         break;
3924                 } else if ((r & 0xffff) == MBOX_LOOP_ID_USED) {
3925                         /* Try the next handle. */
3926                         handle = isp_next_handle(isp, ohp);
3927                 } else {
3928                         /* Give up. */
3929                         i = lim;
3930                         break;
3931                 }
3932         }
3933
3934         if (i == lim) {
3935                 isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
3936                 return (-1);
3937         }
3938
3939         /*
3940          * If we successfully logged into it, get the PDB for it
3941          * so we can crosscheck that it is still what we think it
3942          * is and that we also have the role it plays
3943          */
3944         r = isp_getpdb(isp, chan, handle, p);
3945         if (r != 0) {
3946                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
3947                 return (-1);
3948         }
3949
3950         if (p->handle != handle || p->portid != portid) {
3951                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
3952                     chan, portid, handle, p->portid, p->handle);
3953                 return (-1);
3954         }
3955         return (0);
3956 }
3957
3958 static int
3959 isp_send_change_request(ispsoftc_t *isp, int chan)
3960 {
3961         mbreg_t mbs;
3962
3963         MBSINIT(&mbs, MBOX_SEND_CHANGE_REQUEST, MBLOGALL, 500000);
3964         mbs.param[1] = 0x03;
3965         mbs.param[9] = chan;
3966         isp_mboxcmd(isp, &mbs);
3967         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3968                 return (0);
3969         } else {
3970                 isp_prt(isp, ISP_LOGWARN, "Chan %d Send Change Request: 0x%x",
3971                     chan, mbs.param[0]);
3972                 return (-1);
3973         }
3974 }
3975
3976 static int
3977 isp_register_fc4_type(ispsoftc_t *isp, int chan)
3978 {
3979         fcparam *fcp = FCPARAM(isp, chan);
3980         uint8_t local[SNS_RFT_ID_REQ_SIZE];
3981         sns_screq_t *reqp = (sns_screq_t *) local;
3982         mbreg_t mbs;
3983
3984         ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
3985         reqp->snscb_rblen = SNS_RFT_ID_RESP_SIZE >> 1;
3986         reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + 0x100);
3987         reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + 0x100);
3988         reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + 0x100);
3989         reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + 0x100);
3990         reqp->snscb_sblen = 22;
3991         reqp->snscb_data[0] = SNS_RFT_ID;
3992         reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
3993         reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
3994         reqp->snscb_data[6] = (1 << FC4_SCSI);
3995         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3996                 isp_prt(isp, ISP_LOGERR, sacq);
3997                 return (-1);
3998         }
3999         isp_put_sns_request(isp, reqp, (sns_screq_t *) fcp->isp_scratch);
4000         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 1000000);
4001         mbs.param[1] = SNS_RFT_ID_REQ_SIZE >> 1;
4002         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4003         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4004         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4005         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4006         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_RFT_ID_REQ_SIZE, chan);
4007         isp_mboxcmd(isp, &mbs);
4008         FC_SCRATCH_RELEASE(isp, chan);
4009         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4010                 return (0);
4011         } else {
4012                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x",
4013                     chan, mbs.param[0]);
4014                 return (-1);
4015         }
4016 }
4017
4018 static int
4019 isp_register_fc4_type_24xx(ispsoftc_t *isp, int chan)
4020 {
4021         fcparam *fcp = FCPARAM(isp, chan);
4022         ct_hdr_t *ct;
4023         rft_id_t rp;
4024         uint8_t *scp = fcp->isp_scratch;
4025
4026         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4027                 isp_prt(isp, ISP_LOGERR, sacq);
4028                 return (-1);
4029         }
4030
4031         /*
4032          * Build the CT header and command in memory.
4033          */
4034         ISP_MEMZERO(&rp, sizeof(rp));
4035         ct = &rp.rftid_hdr;
4036         ct->ct_revision = CT_REVISION;
4037         ct->ct_fcs_type = CT_FC_TYPE_FC;
4038         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4039         ct->ct_cmd_resp = SNS_RFT_ID;
4040         ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4041         rp.rftid_portid[0] = fcp->isp_portid >> 16;
4042         rp.rftid_portid[1] = fcp->isp_portid >> 8;
4043         rp.rftid_portid[2] = fcp->isp_portid;
4044         rp.rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4045         isp_put_rft_id(isp, &rp, (rft_id_t *)&scp[XTXOFF]);
4046         if (isp->isp_dblev & ISP_LOGDEBUG1)
4047                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), &scp[XTXOFF]);
4048
4049         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4050                 FC_SCRATCH_RELEASE(isp, chan);
4051                 return (-1);
4052         }
4053
4054         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4055         FC_SCRATCH_RELEASE(isp, chan);
4056         if (ct->ct_cmd_resp == LS_RJT) {
4057                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "Chan %d Register FC4 Type rejected", chan);
4058                 return (-1);
4059         } else if (ct->ct_cmd_resp == LS_ACC) {
4060                 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Register FC4 Type accepted", chan);
4061         } else {
4062                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x", chan, ct->ct_cmd_resp);
4063                 return (-1);
4064         }
4065         return (0);
4066 }
4067
4068 static int
4069 isp_register_fc4_features_24xx(ispsoftc_t *isp, int chan)
4070 {
4071         fcparam *fcp = FCPARAM(isp, chan);
4072         ct_hdr_t *ct;
4073         rff_id_t rp;
4074         uint8_t *scp = fcp->isp_scratch;
4075
4076         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4077                 isp_prt(isp, ISP_LOGERR, sacq);
4078                 return (-1);
4079         }
4080
4081         /*
4082          * Build the CT header and command in memory.
4083          */
4084         ISP_MEMZERO(&rp, sizeof(rp));
4085         ct = &rp.rffid_hdr;
4086         ct->ct_revision = CT_REVISION;
4087         ct->ct_fcs_type = CT_FC_TYPE_FC;
4088         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4089         ct->ct_cmd_resp = SNS_RFF_ID;
4090         ct->ct_bcnt_resid = (sizeof (rff_id_t) - sizeof (ct_hdr_t)) >> 2;
4091         rp.rffid_portid[0] = fcp->isp_portid >> 16;
4092         rp.rffid_portid[1] = fcp->isp_portid >> 8;
4093         rp.rffid_portid[2] = fcp->isp_portid;
4094         rp.rffid_fc4features = 0;
4095         if (fcp->role & ISP_ROLE_TARGET)
4096                 rp.rffid_fc4features |= 1;
4097         if (fcp->role & ISP_ROLE_INITIATOR)
4098                 rp.rffid_fc4features |= 2;
4099         rp.rffid_fc4type = FC4_SCSI;
4100         isp_put_rff_id(isp, &rp, (rff_id_t *)&scp[XTXOFF]);
4101         if (isp->isp_dblev & ISP_LOGDEBUG1)
4102                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), &scp[XTXOFF]);
4103
4104         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4105                 FC_SCRATCH_RELEASE(isp, chan);
4106                 return (-1);
4107         }
4108
4109         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4110         FC_SCRATCH_RELEASE(isp, chan);
4111         if (ct->ct_cmd_resp == LS_RJT) {
4112                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4113                     "Chan %d Register FC4 Features rejected", chan);
4114                 return (-1);
4115         } else if (ct->ct_cmd_resp == LS_ACC) {
4116                 isp_prt(isp, ISP_LOG_SANCFG,
4117                     "Chan %d Register FC4 Features accepted", chan);
4118         } else {
4119                 isp_prt(isp, ISP_LOGWARN,
4120                     "Chan %d Register FC4 Features: 0x%x", chan, ct->ct_cmd_resp);
4121                 return (-1);
4122         }
4123         return (0);
4124 }
4125
4126 static int
4127 isp_register_port_name_24xx(ispsoftc_t *isp, int chan)
4128 {
4129         fcparam *fcp = FCPARAM(isp, chan);
4130         ct_hdr_t *ct;
4131         rspn_id_t rp;
4132         uint8_t *scp = fcp->isp_scratch;
4133         int len;
4134
4135         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4136                 isp_prt(isp, ISP_LOGERR, sacq);
4137                 return (-1);
4138         }
4139
4140         /*
4141          * Build the CT header and command in memory.
4142          */
4143         ISP_MEMZERO(&rp, sizeof(rp));
4144         ct = &rp.rspnid_hdr;
4145         ct->ct_revision = CT_REVISION;
4146         ct->ct_fcs_type = CT_FC_TYPE_FC;
4147         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4148         ct->ct_cmd_resp = SNS_RSPN_ID;
4149         rp.rspnid_portid[0] = fcp->isp_portid >> 16;
4150         rp.rspnid_portid[1] = fcp->isp_portid >> 8;
4151         rp.rspnid_portid[2] = fcp->isp_portid;
4152         rp.rspnid_length = 0;
4153         len = offsetof(rspn_id_t, rspnid_name);
4154         mtx_lock(&prison0.pr_mtx);
4155         rp.rspnid_length += sprintf(&scp[XTXOFF + len + rp.rspnid_length],
4156             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4157         mtx_unlock(&prison0.pr_mtx);
4158         rp.rspnid_length += sprintf(&scp[XTXOFF + len + rp.rspnid_length],
4159             ":%s", device_get_nameunit(isp->isp_dev));
4160         if (chan != 0) {
4161                 rp.rspnid_length += sprintf(&scp[XTXOFF + len +
4162                     rp.rspnid_length], "/%d", chan);
4163         }
4164         len += rp.rspnid_length;
4165         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4166         isp_put_rspn_id(isp, &rp, (rspn_id_t *)&scp[XTXOFF]);
4167         if (isp->isp_dblev & ISP_LOGDEBUG1)
4168                 isp_print_bytes(isp, "CT request", len, &scp[XTXOFF]);
4169
4170         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4171                 FC_SCRATCH_RELEASE(isp, chan);
4172                 return (-1);
4173         }
4174
4175         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4176         FC_SCRATCH_RELEASE(isp, chan);
4177         if (ct->ct_cmd_resp == LS_RJT) {
4178                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4179                     "Chan %d Register Symbolic Port Name rejected", chan);
4180                 return (-1);
4181         } else if (ct->ct_cmd_resp == LS_ACC) {
4182                 isp_prt(isp, ISP_LOG_SANCFG,
4183                     "Chan %d Register Symbolic Port Name accepted", chan);
4184         } else {
4185                 isp_prt(isp, ISP_LOGWARN,
4186                     "Chan %d Register Symbolic Port Name: 0x%x", chan, ct->ct_cmd_resp);
4187                 return (-1);
4188         }
4189         return (0);
4190 }
4191
4192 static int
4193 isp_register_node_name_24xx(ispsoftc_t *isp, int chan)
4194 {
4195         fcparam *fcp = FCPARAM(isp, chan);
4196         ct_hdr_t *ct;
4197         rsnn_nn_t rp;
4198         uint8_t *scp = fcp->isp_scratch;
4199         int len;
4200
4201         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4202                 isp_prt(isp, ISP_LOGERR, sacq);
4203                 return (-1);
4204         }
4205
4206         /*
4207          * Build the CT header and command in memory.
4208          */
4209         ISP_MEMZERO(&rp, sizeof(rp));
4210         ct = &rp.rsnnnn_hdr;
4211         ct->ct_revision = CT_REVISION;
4212         ct->ct_fcs_type = CT_FC_TYPE_FC;
4213         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4214         ct->ct_cmd_resp = SNS_RSNN_NN;
4215         MAKE_NODE_NAME_FROM_WWN(rp.rsnnnn_nodename, fcp->isp_wwnn);
4216         rp.rsnnnn_length = 0;
4217         len = offsetof(rsnn_nn_t, rsnnnn_name);
4218         mtx_lock(&prison0.pr_mtx);
4219         rp.rsnnnn_length += sprintf(&scp[XTXOFF + len + rp.rsnnnn_length],
4220             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4221         mtx_unlock(&prison0.pr_mtx);
4222         len += rp.rsnnnn_length;
4223         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4224         isp_put_rsnn_nn(isp, &rp, (rsnn_nn_t *)&scp[XTXOFF]);
4225         if (isp->isp_dblev & ISP_LOGDEBUG1)
4226                 isp_print_bytes(isp, "CT request", len, &scp[XTXOFF]);
4227
4228         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4229                 FC_SCRATCH_RELEASE(isp, chan);
4230                 return (-1);
4231         }
4232
4233         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4234         FC_SCRATCH_RELEASE(isp, chan);
4235         if (ct->ct_cmd_resp == LS_RJT) {
4236                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4237                     "Chan %d Register Symbolic Node Name rejected", chan);
4238                 return (-1);
4239         } else if (ct->ct_cmd_resp == LS_ACC) {
4240                 isp_prt(isp, ISP_LOG_SANCFG,
4241                     "Chan %d Register Symbolic Node Name accepted", chan);
4242         } else {
4243                 isp_prt(isp, ISP_LOGWARN,
4244                     "Chan %d Register Symbolic Node Name: 0x%x", chan, ct->ct_cmd_resp);
4245                 return (-1);
4246         }
4247         return (0);
4248 }
4249
4250 static uint16_t
4251 isp_next_handle(ispsoftc_t *isp, uint16_t *ohp)
4252 {
4253         fcparam *fcp;
4254         int i, chan, wrap;
4255         uint16_t handle, minh, maxh;
4256
4257         handle = *ohp;
4258         if (ISP_CAP_2KLOGIN(isp)) {
4259                 minh = 0;
4260                 maxh = NPH_RESERVED - 1;
4261         } else {
4262                 minh = SNS_ID + 1;
4263                 maxh = NPH_MAX - 1;
4264         }
4265         wrap = 0;
4266
4267 next:
4268         if (handle == NIL_HANDLE) {
4269                 handle = minh;
4270         } else {
4271                 handle++;
4272                 if (handle > maxh) {
4273                         if (++wrap >= 2) {
4274                                 isp_prt(isp, ISP_LOGERR, "Out of port handles!");
4275                                 return (NIL_HANDLE);
4276                         }
4277                         handle = minh;
4278                 }
4279         }
4280         for (chan = 0; chan < isp->isp_nchan; chan++) {
4281                 fcp = FCPARAM(isp, chan);
4282                 if (fcp->role == ISP_ROLE_NONE)
4283                         continue;
4284                 for (i = 0; i < MAX_FC_TARG; i++) {
4285                         if (fcp->portdb[i].state != FC_PORTDB_STATE_NIL &&
4286                             fcp->portdb[i].handle == handle)
4287                                 goto next;
4288                 }
4289         }
4290         *ohp = handle;
4291         return (handle);
4292 }
4293
4294 /*
4295  * Start a command. Locking is assumed done in the caller.
4296  */
4297
4298 int
4299 isp_start(XS_T *xs)
4300 {
4301         ispsoftc_t *isp;
4302         uint32_t cdblen;
4303         uint8_t local[QENTRY_LEN];
4304         ispreq_t *reqp;
4305         void *cdbp, *qep;
4306         uint16_t *tptr;
4307         fcportdb_t *lp;
4308         int target, dmaresult;
4309
4310         XS_INITERR(xs);
4311         isp = XS_ISP(xs);
4312
4313         /*
4314          * Check command CDB length, etc.. We really are limited to 16 bytes
4315          * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4316          * but probably only if we're running fairly new firmware (we'll
4317          * let the old f/w choke on an extended command queue entry).
4318          */
4319
4320         if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4321                 isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4322                 XS_SETERR(xs, HBA_BOTCH);
4323                 return (CMD_COMPLETE);
4324         }
4325
4326         /*
4327          * Translate the target to device handle as appropriate, checking
4328          * for correct device state as well.
4329          */
4330         target = XS_TGT(xs);
4331         if (IS_FC(isp)) {
4332                 fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4333
4334                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4335                         isp_prt(isp, ISP_LOG_WARN1,
4336                             "%d.%d.%jx I am not an initiator",
4337                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4338                         XS_SETERR(xs, HBA_SELTIMEOUT);
4339                         return (CMD_COMPLETE);
4340                 }
4341
4342                 if (isp->isp_state != ISP_RUNSTATE) {
4343                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4344                         XS_SETERR(xs, HBA_BOTCH);
4345                         return (CMD_COMPLETE);
4346                 }
4347
4348                 /*
4349                  * Try again later.
4350                  */
4351                 if (fcp->isp_loopstate != LOOP_READY) {
4352                         return (CMD_RQLATER);
4353                 }
4354
4355                 isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d", target);
4356                 lp = &fcp->portdb[target];
4357                 if (target < 0 || target >= MAX_FC_TARG ||
4358                     lp->is_target == 0) {
4359                         XS_SETERR(xs, HBA_SELTIMEOUT);
4360                         return (CMD_COMPLETE);
4361                 }
4362                 if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
4363                         isp_prt(isp, ISP_LOGDEBUG1,
4364                             "%d.%d.%jx target zombie",
4365                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4366                         return (CMD_RQLATER);
4367                 }
4368                 if (lp->state != FC_PORTDB_STATE_VALID) {
4369                         isp_prt(isp, ISP_LOGDEBUG1,
4370                             "%d.%d.%jx bad db port state 0x%x",
4371                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs), lp->state);
4372                         XS_SETERR(xs, HBA_SELTIMEOUT);
4373                         return (CMD_COMPLETE);
4374                 }
4375         } else {
4376                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4377                 if (isp->isp_state != ISP_RUNSTATE) {
4378                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4379                         XS_SETERR(xs, HBA_BOTCH);
4380                         return (CMD_COMPLETE);
4381                 }
4382
4383                 if (sdp->update) {
4384                         isp_spi_update(isp, XS_CHANNEL(xs));
4385                 }
4386                 lp = NULL;
4387         }
4388
4389  start_again:
4390
4391         qep = isp_getrqentry(isp);
4392         if (qep == NULL) {
4393                 isp_prt(isp, ISP_LOG_WARN1, "Request Queue Overflow");
4394                 XS_SETERR(xs, HBA_BOTCH);
4395                 return (CMD_EAGAIN);
4396         }
4397         XS_SETERR(xs, HBA_NOERROR);
4398
4399         /*
4400          * Now see if we need to synchronize the ISP with respect to anything.
4401          * We do dual duty here (cough) for synchronizing for busses other
4402          * than which we got here to send a command to.
4403          */
4404         reqp = (ispreq_t *) local;
4405         ISP_MEMZERO(local, QENTRY_LEN);
4406         if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4407                 if (IS_24XX(isp)) {
4408                         isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4409                         m->mrk_header.rqs_entry_count = 1;
4410                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4411                         m->mrk_modifier = SYNC_ALL;
4412                         m->mrk_vphdl = XS_CHANNEL(xs);
4413                         isp_put_marker_24xx(isp, m, qep);
4414                 } else {
4415                         isp_marker_t *m = (isp_marker_t *) reqp;
4416                         m->mrk_header.rqs_entry_count = 1;
4417                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4418                         m->mrk_target = (XS_CHANNEL(xs) << 7);  /* bus # */
4419                         m->mrk_modifier = SYNC_ALL;
4420                         isp_put_marker(isp, m, qep);
4421                 }
4422                 ISP_SYNC_REQUEST(isp);
4423                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4424                 goto start_again;
4425         }
4426
4427         reqp->req_header.rqs_entry_count = 1;
4428
4429         /*
4430          * Select and install Header Code.
4431          * Note that it might be overridden before going out
4432          * if we're on a 64 bit platform. The lower level
4433          * code (isp_send_cmd) will select the appropriate
4434          * 64 bit variant if it needs to.
4435          */
4436         if (IS_24XX(isp)) {
4437                 reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4438         } else if (IS_FC(isp)) {
4439                 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4440         } else {
4441                 if (XS_CDBLEN(xs) > 12) {
4442                         reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4443                 } else {
4444                         reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4445                 }
4446         }
4447
4448         /*
4449          * Set task attributes
4450          */
4451         if (IS_24XX(isp)) {
4452                 int ttype;
4453                 if (XS_TAG_P(xs)) {
4454                         ttype = XS_TAG_TYPE(xs);
4455                 } else {
4456                         if (XS_CDBP(xs)[0] == 0x3) {
4457                                 ttype = REQFLAG_HTAG;
4458                         } else {
4459                                 ttype = REQFLAG_STAG;
4460                         }
4461                 }
4462                 if (ttype == REQFLAG_OTAG) {
4463                         ttype = FCP_CMND_TASK_ATTR_ORDERED;
4464                 } else if (ttype == REQFLAG_HTAG) {
4465                         ttype = FCP_CMND_TASK_ATTR_HEAD;
4466                 } else {
4467                         ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4468                 }
4469                 ((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4470         } else if (IS_FC(isp)) {
4471                 /*
4472                  * See comment in isp_intr
4473                  */
4474                 /* XS_SET_RESID(xs, 0); */
4475
4476                 /*
4477                  * Fibre Channel always requires some kind of tag.
4478                  * The Qlogic drivers seem be happy not to use a tag,
4479                  * but this breaks for some devices (IBM drives).
4480                  */
4481                 if (XS_TAG_P(xs)) {
4482                         ((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4483                 } else {
4484                         /*
4485                          * If we don't know what tag to use, use HEAD OF QUEUE
4486                          * for Request Sense or Simple.
4487                          */
4488                         if (XS_CDBP(xs)[0] == 0x3)      /* REQUEST SENSE */
4489                                 ((ispreqt2_t *)reqp)->req_flags = REQFLAG_HTAG;
4490                         else
4491                                 ((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4492                 }
4493         } else {
4494                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4495                 if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4496                         reqp->req_flags = XS_TAG_TYPE(xs);
4497                 }
4498         }
4499
4500         tptr = &reqp->req_time;
4501
4502         /*
4503          * NB: we do not support long CDBs (yet)
4504          */
4505         cdblen = XS_CDBLEN(xs);
4506
4507         if (IS_SCSI(isp)) {
4508                 if (cdblen > sizeof (reqp->req_cdb)) {
4509                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4510                         XS_SETERR(xs, HBA_BOTCH);
4511                         return (CMD_COMPLETE);
4512                 }
4513                 reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4514                 reqp->req_lun_trn = XS_LUN(xs);
4515                 cdbp = reqp->req_cdb;
4516                 reqp->req_cdblen = cdblen;
4517         } else if (IS_24XX(isp)) {
4518                 ispreqt7_t *t7 = (ispreqt7_t *)local;
4519
4520                 if (cdblen > sizeof (t7->req_cdb)) {
4521                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4522                         XS_SETERR(xs, HBA_BOTCH);
4523                         return (CMD_COMPLETE);
4524                 }
4525
4526                 t7->req_nphdl = lp->handle;
4527                 t7->req_tidlo = lp->portid;
4528                 t7->req_tidhi = lp->portid >> 16;
4529                 t7->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4530 #if __FreeBSD_version >= 1000700
4531                 be64enc(t7->req_lun, CAM_EXTLUN_BYTE_SWIZZLE(XS_LUN(xs)));
4532 #else
4533                 if (XS_LUN(xs) >= 256) {
4534                         t7->req_lun[0] = XS_LUN(xs) >> 8;
4535                         t7->req_lun[0] |= 0x40;
4536                 }
4537                 t7->req_lun[1] = XS_LUN(xs);
4538 #endif
4539                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4540                         if (FCP_NEXT_CRN(isp, &t7->req_crn, xs)) {
4541                                 isp_prt(isp, ISP_LOG_WARN1,
4542                                     "%d.%d.%jx cannot generate next CRN",
4543                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4544                                 XS_SETERR(xs, HBA_BOTCH);
4545                                 return (CMD_EAGAIN);
4546                         }
4547                 }
4548                 tptr = &t7->req_time;
4549                 cdbp = t7->req_cdb;
4550         } else {
4551                 ispreqt2_t *t2 = (ispreqt2_t *)local;
4552
4553                 if (cdblen > sizeof t2->req_cdb) {
4554                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4555                         XS_SETERR(xs, HBA_BOTCH);
4556                         return (CMD_COMPLETE);
4557                 }
4558                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4559                         if (FCP_NEXT_CRN(isp, &t2->req_crn, xs)) {
4560                                 isp_prt(isp, ISP_LOG_WARN1,
4561                                     "%d.%d.%jx cannot generate next CRN",
4562                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4563                                 XS_SETERR(xs, HBA_BOTCH);
4564                                 return (CMD_EAGAIN);
4565                         }
4566                 }
4567                 if (ISP_CAP_2KLOGIN(isp)) {
4568                         ispreqt2e_t *t2e = (ispreqt2e_t *)local;
4569                         t2e->req_target = lp->handle;
4570                         t2e->req_scclun = XS_LUN(xs);
4571 #if __FreeBSD_version < 1000700
4572                         if (XS_LUN(xs) >= 256)
4573                                 t2e->req_scclun |= 0x4000;
4574 #endif
4575                         cdbp = t2e->req_cdb;
4576                 } else if (ISP_CAP_SCCFW(isp)) {
4577                         ispreqt2_t *t2 = (ispreqt2_t *)local;
4578                         t2->req_target = lp->handle;
4579                         t2->req_scclun = XS_LUN(xs);
4580 #if __FreeBSD_version < 1000700
4581                         if (XS_LUN(xs) >= 256)
4582                                 t2->req_scclun |= 0x4000;
4583 #endif
4584                         cdbp = t2->req_cdb;
4585                 } else {
4586                         t2->req_target = lp->handle;
4587                         t2->req_lun_trn = XS_LUN(xs);
4588                         cdbp = t2->req_cdb;
4589                 }
4590         }
4591         ISP_MEMCPY(cdbp, XS_CDBP(xs), cdblen);
4592
4593         *tptr = (XS_TIME(xs) + 999) / 1000;
4594         if (IS_24XX(isp) && *tptr > 0x1999) {
4595                 *tptr = 0x1999;
4596         }
4597
4598         /* Whew. Thankfully the same for type 7 requests */
4599         reqp->req_handle = isp_allocate_handle(isp, xs, ISP_HANDLE_INITIATOR);
4600         if (reqp->req_handle == 0) {
4601                 isp_prt(isp, ISP_LOG_WARN1, "out of xflist pointers");
4602                 XS_SETERR(xs, HBA_BOTCH);
4603                 return (CMD_EAGAIN);
4604         }
4605
4606         /*
4607          * Set up DMA and/or do any platform dependent swizzling of the request entry
4608          * so that the Qlogic F/W understands what is being asked of it.
4609          *
4610          * The callee is responsible for adding all requests at this point.
4611          */
4612         dmaresult = ISP_DMASETUP(isp, xs, reqp);
4613         if (dmaresult != CMD_QUEUED) {
4614                 isp_destroy_handle(isp, reqp->req_handle);
4615                 /*
4616                  * dmasetup sets actual error in packet, and
4617                  * return what we were given to return.
4618                  */
4619                 return (dmaresult);
4620         }
4621         isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4622         isp->isp_nactive++;
4623         return (CMD_QUEUED);
4624 }
4625
4626 /*
4627  * isp control
4628  * Locks (ints blocked) assumed held.
4629  */
4630
4631 int
4632 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4633 {
4634         XS_T *xs;
4635         mbreg_t *mbr, mbs;
4636         int chan, tgt;
4637         uint32_t handle;
4638         va_list ap;
4639
4640         switch (ctl) {
4641         case ISPCTL_RESET_BUS:
4642                 /*
4643                  * Issue a bus reset.
4644                  */
4645                 if (IS_24XX(isp)) {
4646                         isp_prt(isp, ISP_LOGERR, "BUS RESET NOT IMPLEMENTED");
4647                         break;
4648                 } else if (IS_FC(isp)) {
4649                         mbs.param[1] = 10;
4650                         chan = 0;
4651                 } else {
4652                         va_start(ap, ctl);
4653                         chan = va_arg(ap, int);
4654                         va_end(ap);
4655                         mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4656                         if (mbs.param[1] < 2) {
4657                                 mbs.param[1] = 2;
4658                         }
4659                         mbs.param[2] = chan;
4660                 }
4661                 MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4662                 ISP_SET_SENDMARKER(isp, chan, 1);
4663                 isp_mboxcmd(isp, &mbs);
4664                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4665                         break;
4666                 }
4667                 isp_prt(isp, ISP_LOGINFO, "driver initiated bus reset of bus %d", chan);
4668                 return (0);
4669
4670         case ISPCTL_RESET_DEV:
4671                 va_start(ap, ctl);
4672                 chan = va_arg(ap, int);
4673                 tgt = va_arg(ap, int);
4674                 va_end(ap);
4675                 if (IS_24XX(isp)) {
4676                         uint8_t local[QENTRY_LEN];
4677                         isp24xx_tmf_t *tmf;
4678                         isp24xx_statusreq_t *sp;
4679                         fcparam *fcp = FCPARAM(isp, chan);
4680                         fcportdb_t *lp;
4681
4682                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4683                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to reset bad target %d", chan, tgt);
4684                                 break;
4685                         }
4686                         lp = &fcp->portdb[tgt];
4687                         if (lp->is_target == 0 ||
4688                             lp->state != FC_PORTDB_STATE_VALID) {
4689                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4690                                 break;
4691                         }
4692
4693                         tmf = (isp24xx_tmf_t *) local;
4694                         ISP_MEMZERO(tmf, QENTRY_LEN);
4695                         tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4696                         tmf->tmf_header.rqs_entry_count = 1;
4697                         tmf->tmf_nphdl = lp->handle;
4698                         tmf->tmf_delay = 2;
4699                         tmf->tmf_timeout = 4;
4700                         tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4701                         tmf->tmf_tidlo = lp->portid;
4702                         tmf->tmf_tidhi = lp->portid >> 16;
4703                         tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4704                         isp_put_24xx_tmf(isp, tmf, isp->isp_iocb);
4705                         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, QENTRY_LEN, chan);
4706                         fcp->sendmarker = 1;
4707
4708                         isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4709                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
4710                             MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000);
4711                         mbs.param[1] = QENTRY_LEN;
4712                         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4713                         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4714                         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4715                         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4716                         isp_mboxcmd(isp, &mbs);
4717                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4718                                 break;
4719
4720                         MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4721                         sp = (isp24xx_statusreq_t *) local;
4722                         isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)isp->isp_iocb)[1], sp);
4723                         if (sp->req_completion_status == 0) {
4724                                 return (0);
4725                         }
4726                         isp_prt(isp, ISP_LOGWARN, "Chan %d reset of target %d returned 0x%x", chan, tgt, sp->req_completion_status);
4727                         break;
4728                 } else if (IS_FC(isp)) {
4729                         if (ISP_CAP_2KLOGIN(isp)) {
4730                                 mbs.param[1] = tgt;
4731                                 mbs.ibits = (1 << 10);
4732                         } else {
4733                                 mbs.param[1] = (tgt << 8);
4734                         }
4735                 } else {
4736                         mbs.param[1] = (chan << 15) | (tgt << 8);
4737                 }
4738                 MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4739                 mbs.param[2] = 3;       /* 'delay', in seconds */
4740                 isp_mboxcmd(isp, &mbs);
4741                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4742                         break;
4743                 }
4744                 isp_prt(isp, ISP_LOGINFO, "Target %d on Bus %d Reset Succeeded", tgt, chan);
4745                 ISP_SET_SENDMARKER(isp, chan, 1);
4746                 return (0);
4747
4748         case ISPCTL_ABORT_CMD:
4749                 va_start(ap, ctl);
4750                 xs = va_arg(ap, XS_T *);
4751                 va_end(ap);
4752
4753                 tgt = XS_TGT(xs);
4754                 chan = XS_CHANNEL(xs);
4755
4756                 handle = isp_find_handle(isp, xs);
4757                 if (handle == 0) {
4758                         isp_prt(isp, ISP_LOGWARN, "cannot find handle for command to abort");
4759                         break;
4760                 }
4761                 if (IS_24XX(isp)) {
4762                         isp24xx_abrt_t local, *ab = &local;
4763                         fcparam *fcp;
4764                         fcportdb_t *lp;
4765
4766                         fcp = FCPARAM(isp, chan);
4767                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4768                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to abort bad target %d", chan, tgt);
4769                                 break;
4770                         }
4771                         lp = &fcp->portdb[tgt];
4772                         if (lp->is_target == 0 ||
4773                             lp->state != FC_PORTDB_STATE_VALID) {
4774                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4775                                 break;
4776                         }
4777                         isp_prt(isp, ISP_LOGALL, "Chan %d Abort Cmd for N-Port 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4778                         ISP_MEMZERO(ab, QENTRY_LEN);
4779                         ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4780                         ab->abrt_header.rqs_entry_count = 1;
4781                         ab->abrt_handle = lp->handle;
4782                         ab->abrt_cmd_handle = handle;
4783                         ab->abrt_tidlo = lp->portid;
4784                         ab->abrt_tidhi = lp->portid >> 16;
4785                         ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4786                         isp_put_24xx_abrt(isp, ab, isp->isp_iocb);
4787                         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, 2 * QENTRY_LEN, chan);
4788
4789                         ISP_MEMZERO(&mbs, sizeof (mbs));
4790                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4791                         mbs.param[1] = QENTRY_LEN;
4792                         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4793                         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4794                         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4795                         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4796
4797                         isp_mboxcmd(isp, &mbs);
4798                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4799                                 break;
4800
4801                         MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4802                         isp_get_24xx_abrt(isp, &((isp24xx_abrt_t *)isp->isp_iocb)[1], ab);
4803                         if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4804                                 return (0);
4805                         }
4806                         isp_prt(isp, ISP_LOGWARN, "Chan %d handle %d abort returned 0x%x", chan, tgt, ab->abrt_nphdl);
4807                         break;
4808                 } else if (IS_FC(isp)) {
4809                         if (ISP_CAP_SCCFW(isp)) {
4810                                 if (ISP_CAP_2KLOGIN(isp)) {
4811                                         mbs.param[1] = tgt;
4812                                 } else {
4813                                         mbs.param[1] = tgt << 8;
4814                                 }
4815                                 mbs.param[6] = XS_LUN(xs);
4816                         } else {
4817                                 mbs.param[1] = tgt << 8 | XS_LUN(xs);
4818                         }
4819                 } else {
4820                         mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4821                 }
4822                 MBSINIT(&mbs, MBOX_ABORT,
4823                     MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_ERROR), 0);
4824                 mbs.param[2] = handle;
4825                 isp_mboxcmd(isp, &mbs);
4826                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4827                         break;
4828                 }
4829                 return (0);
4830
4831         case ISPCTL_UPDATE_PARAMS:
4832
4833                 va_start(ap, ctl);
4834                 chan = va_arg(ap, int);
4835                 va_end(ap);
4836                 isp_spi_update(isp, chan);
4837                 return (0);
4838
4839         case ISPCTL_FCLINK_TEST:
4840
4841                 if (IS_FC(isp)) {
4842                         int usdelay;
4843                         va_start(ap, ctl);
4844                         chan = va_arg(ap, int);
4845                         usdelay = va_arg(ap, int);
4846                         va_end(ap);
4847                         if (usdelay == 0) {
4848                                 usdelay =  250000;
4849                         }
4850                         return (isp_fclink_test(isp, chan, usdelay));
4851                 }
4852                 break;
4853
4854         case ISPCTL_SCAN_FABRIC:
4855
4856                 if (IS_FC(isp)) {
4857                         va_start(ap, ctl);
4858                         chan = va_arg(ap, int);
4859                         va_end(ap);
4860                         return (isp_scan_fabric(isp, chan));
4861                 }
4862                 break;
4863
4864         case ISPCTL_SCAN_LOOP:
4865
4866                 if (IS_FC(isp)) {
4867                         va_start(ap, ctl);
4868                         chan = va_arg(ap, int);
4869                         va_end(ap);
4870                         return (isp_scan_loop(isp, chan));
4871                 }
4872                 break;
4873
4874         case ISPCTL_PDB_SYNC:
4875
4876                 if (IS_FC(isp)) {
4877                         va_start(ap, ctl);
4878                         chan = va_arg(ap, int);
4879                         va_end(ap);
4880                         return (isp_pdb_sync(isp, chan));
4881                 }
4882                 break;
4883
4884         case ISPCTL_SEND_LIP:
4885
4886                 if (IS_FC(isp) && !IS_24XX(isp)) {
4887                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4888                         if (ISP_CAP_2KLOGIN(isp)) {
4889                                 mbs.ibits = (1 << 10);
4890                         }
4891                         isp_mboxcmd(isp, &mbs);
4892                         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4893                                 return (0);
4894                         }
4895                 }
4896                 break;
4897
4898         case ISPCTL_GET_PDB:
4899                 if (IS_FC(isp)) {
4900                         isp_pdb_t *pdb;
4901                         va_start(ap, ctl);
4902                         chan = va_arg(ap, int);
4903                         tgt = va_arg(ap, int);
4904                         pdb = va_arg(ap, isp_pdb_t *);
4905                         va_end(ap);
4906                         return (isp_getpdb(isp, chan, tgt, pdb));
4907                 }
4908                 break;
4909
4910         case ISPCTL_GET_NAMES:
4911         {
4912                 uint64_t *wwnn, *wwnp;
4913                 va_start(ap, ctl);
4914                 chan = va_arg(ap, int);
4915                 tgt = va_arg(ap, int);
4916                 wwnn = va_arg(ap, uint64_t *);
4917                 wwnp = va_arg(ap, uint64_t *);
4918                 va_end(ap);
4919                 if (wwnn == NULL && wwnp == NULL) {
4920                         break;
4921                 }
4922                 if (wwnn) {
4923                         *wwnn = isp_get_wwn(isp, chan, tgt, 1);
4924                         if (*wwnn == INI_NONE) {
4925                                 break;
4926                         }
4927                 }
4928                 if (wwnp) {
4929                         *wwnp = isp_get_wwn(isp, chan, tgt, 0);
4930                         if (*wwnp == INI_NONE) {
4931                                 break;
4932                         }
4933                 }
4934                 return (0);
4935         }
4936         case ISPCTL_RUN_MBOXCMD:
4937         {
4938                 va_start(ap, ctl);
4939                 mbr = va_arg(ap, mbreg_t *);
4940                 va_end(ap);
4941                 isp_mboxcmd(isp, mbr);
4942                 return (0);
4943         }
4944         case ISPCTL_PLOGX:
4945         {
4946                 isp_plcmd_t *p;
4947                 int r;
4948
4949                 va_start(ap, ctl);
4950                 p = va_arg(ap, isp_plcmd_t *);
4951                 va_end(ap);
4952
4953                 if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
4954                         return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags));
4955                 }
4956                 do {
4957                         isp_next_handle(isp, &p->handle);
4958                         r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags);
4959                         if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4960                                 p->handle = r >> 16;
4961                                 r = 0;
4962                                 break;
4963                         }
4964                 } while ((r & 0xffff) == MBOX_LOOP_ID_USED);
4965                 return (r);
4966         }
4967         case ISPCTL_CHANGE_ROLE:
4968                 if (IS_FC(isp)) {
4969                         int role, r;
4970
4971                         va_start(ap, ctl);
4972                         chan = va_arg(ap, int);
4973                         role = va_arg(ap, int);
4974                         va_end(ap);
4975                         r = isp_fc_change_role(isp, chan, role);
4976                         return (r);
4977                 }
4978                 break;
4979         default:
4980                 isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
4981                 break;
4982
4983         }
4984         return (-1);
4985 }
4986
4987 /*
4988  * Interrupt Service Routine(s).
4989  *
4990  * External (OS) framework has done the appropriate locking,
4991  * and the locking will be held throughout this function.
4992  */
4993
4994 /*
4995  * Limit our stack depth by sticking with the max likely number
4996  * of completions on a request queue at any one time.
4997  */
4998 #ifndef MAX_REQUESTQ_COMPLETIONS
4999 #define MAX_REQUESTQ_COMPLETIONS        32
5000 #endif
5001
5002 void
5003 isp_intr(ispsoftc_t *isp, uint16_t isr, uint16_t sema, uint16_t info)
5004 {
5005         XS_T *complist[MAX_REQUESTQ_COMPLETIONS], *xs;
5006         uint32_t iptr, optr, junk;
5007         int i, nlooked = 0, ndone = 0, continuations_expected = 0;
5008         int etype, last_etype = 0;
5009
5010 again:
5011         /*
5012          * Is this a mailbox related interrupt?
5013          * The mailbox semaphore will be nonzero if so.
5014          */
5015         if (sema) {
5016  fmbox:
5017                 if (info & MBOX_COMMAND_COMPLETE) {
5018                         isp->isp_intmboxc++;
5019                         if (isp->isp_mboxbsy) {
5020                                 int obits = isp->isp_obits;
5021                                 isp->isp_mboxtmp[0] = info;
5022                                 for (i = 1; i < ISP_NMBOX(isp); i++) {
5023                                         if ((obits & (1 << i)) == 0) {
5024                                                 continue;
5025                                         }
5026                                         isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
5027                                 }
5028                                 if (isp->isp_mbxwrk0) {
5029                                         if (isp_mbox_continue(isp) == 0) {
5030                                                 return;
5031                                         }
5032                                 }
5033                                 MBOX_NOTIFY_COMPLETE(isp);
5034                         } else {
5035                                 isp_prt(isp, ISP_LOGWARN, "mailbox cmd (0x%x) with no waiters", info);
5036                         }
5037                 } else {
5038                         i = IS_FC(isp)? isp_parse_async_fc(isp, info) : isp_parse_async(isp, info);
5039                         if (i < 0) {
5040                                 return;
5041                         }
5042                 }
5043                 if ((IS_FC(isp) && info != ASYNC_RIOZIO_STALL) || isp->isp_state != ISP_RUNSTATE) {
5044                         goto out;
5045                 }
5046         }
5047
5048         /*
5049          * We can't be getting this now.
5050          */
5051         if (isp->isp_state != ISP_RUNSTATE) {
5052                 /*
5053                  * This seems to happen to 23XX and 24XX cards- don't know why.
5054                  */
5055                  if (isp->isp_mboxbsy && isp->isp_lastmbxcmd == MBOX_ABOUT_FIRMWARE) {
5056                         goto fmbox;
5057                 }
5058                 isp_prt(isp, ISP_LOGINFO, "interrupt (ISR=%x SEMA=%x INFO=%x) "
5059                     "when not ready", isr, sema, info);
5060                 /*
5061                  * Thank you very much!  *Burrrp*!
5062                  */
5063                 isp->isp_residx = ISP_READ(isp, isp->isp_respinrp);
5064                 isp->isp_resodx = isp->isp_residx;
5065                 ISP_WRITE(isp, isp->isp_respoutrp, isp->isp_resodx);
5066                 if (IS_24XX(isp)) {
5067                         ISP_DISABLE_INTS(isp);
5068                 }
5069                 goto out;
5070         }
5071
5072 #ifdef  ISP_TARGET_MODE
5073         /*
5074          * Check for ATIO Queue entries.
5075          */
5076         if (IS_24XX(isp) &&
5077             (isr == ISPR2HST_ATIO_UPDATE || isr == ISPR2HST_ATIO_RSPQ_UPDATE ||
5078              isr == ISPR2HST_ATIO_UPDATE2)) {
5079                 iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
5080                 optr = isp->isp_atioodx;
5081
5082                 while (optr != iptr) {
5083                         uint8_t qe[QENTRY_LEN];
5084                         isphdr_t *hp;
5085                         uint32_t oop;
5086                         void *addr;
5087
5088                         oop = optr;
5089                         MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN, -1);
5090                         addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
5091                         isp_get_hdr(isp, addr, (isphdr_t *)qe);
5092                         hp = (isphdr_t *)qe;
5093                         switch (hp->rqs_entry_type) {
5094                         case RQSTYPE_NOTIFY:
5095                         case RQSTYPE_ATIO:
5096                                 (void) isp_target_notify(isp, addr, &oop);
5097                                 break;
5098                         default:
5099                                 isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
5100                                 break;
5101                         }
5102                         optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
5103                 }
5104                 if (isp->isp_atioodx != optr) {
5105                         ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
5106                         isp->isp_atioodx = optr;
5107                 }
5108         }
5109 #endif
5110
5111         /*
5112          * You *must* read the Response Queue In Pointer
5113          * prior to clearing the RISC interrupt.
5114          *
5115          * Debounce the 2300 if revision less than 2.
5116          */
5117         if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
5118                 i = 0;
5119                 do {
5120                         iptr = ISP_READ(isp, isp->isp_respinrp);
5121                         junk = ISP_READ(isp, isp->isp_respinrp);
5122                 } while (junk != iptr && ++i < 1000);
5123
5124                 if (iptr != junk) {
5125                         isp_prt(isp, ISP_LOGWARN, "Response Queue Out Pointer Unstable (%x, %x)", iptr, junk);
5126                         goto out;
5127                 }
5128         } else {
5129                 iptr = ISP_READ(isp, isp->isp_respinrp);
5130         }
5131
5132         optr = isp->isp_resodx;
5133         if (optr == iptr && sema == 0) {
5134                 /*
5135                  * There are a lot of these- reasons unknown- mostly on
5136                  * faster Alpha machines.
5137                  *
5138                  * I tried delaying after writing HCCR_CMD_CLEAR_RISC_INT to
5139                  * make sure the old interrupt went away (to avoid 'ringing'
5140                  * effects), but that didn't stop this from occurring.
5141                  */
5142                 if (IS_24XX(isp)) {
5143                         junk = 0;
5144                 } else if (IS_23XX(isp)) {
5145                         ISP_DELAY(100);
5146                         iptr = ISP_READ(isp, isp->isp_respinrp);
5147                         junk = ISP_READ(isp, BIU_R2HSTSLO);
5148                 } else {
5149                         junk = ISP_READ(isp, BIU_ISR);
5150                 }
5151                 if (optr == iptr) {
5152                         if (IS_23XX(isp) || IS_24XX(isp)) {
5153                                 ;
5154                         } else {
5155                                 sema = ISP_READ(isp, BIU_SEMA);
5156                                 info = ISP_READ(isp, OUTMAILBOX0);
5157                                 if ((sema & 0x3) && (info & 0x8000)) {
5158                                         goto again;
5159                                 }
5160                         }
5161                         isp->isp_intbogus++;
5162                         isp_prt(isp, ISP_LOGDEBUG1, "bogus intr- isr %x (%x) iptr %x optr %x", isr, junk, iptr, optr);
5163                 }
5164         }
5165         isp->isp_residx = iptr;
5166
5167         while (optr != iptr) {
5168                 uint8_t qe[QENTRY_LEN];
5169                 ispstatusreq_t *sp = (ispstatusreq_t *) qe;
5170                 isphdr_t *hp;
5171                 int buddaboom, scsi_status, completion_status;
5172                 int req_status_flags, req_state_flags;
5173                 uint8_t *snsp, *resp;
5174                 uint32_t rlen, slen, totslen;
5175                 long resid;
5176                 uint16_t oop;
5177
5178                 hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
5179                 oop = optr;
5180                 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5181                 nlooked++;
5182  read_again:
5183                 buddaboom = req_status_flags = req_state_flags = 0;
5184                 resid = 0L;
5185
5186                 /*
5187                  * Synchronize our view of this response queue entry.
5188                  */
5189                 MEMORYBARRIER(isp, SYNC_RESULT, oop, QENTRY_LEN, -1);
5190                 if (isp->isp_dblev & ISP_LOGDEBUG1)
5191                         isp_print_qentry(isp, "Response Queue Entry", oop, hp);
5192                 isp_get_hdr(isp, hp, &sp->req_header);
5193                 etype = sp->req_header.rqs_entry_type;
5194
5195                 if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5196                         isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5197                         isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5198                         scsi_status = sp2->req_scsi_status;
5199                         completion_status = sp2->req_completion_status;
5200                         if ((scsi_status & 0xff) != 0)
5201                                 req_state_flags = RQSF_GOT_STATUS;
5202                         else
5203                                 req_state_flags = 0;
5204                         resid = sp2->req_resid;
5205                 } else if (etype == RQSTYPE_RESPONSE) {
5206                         isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5207                         scsi_status = sp->req_scsi_status;
5208                         completion_status = sp->req_completion_status;
5209                         req_status_flags = sp->req_status_flags;
5210                         req_state_flags = sp->req_state_flags;
5211                         resid = sp->req_resid;
5212                 } else if (etype == RQSTYPE_RIO1) {
5213                         isp_rio1_t *rio = (isp_rio1_t *) qe;
5214                         isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5215                         for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5216                                 isp_fastpost_complete(isp, rio->req_handles[i]);
5217                         }
5218                         if (isp->isp_fpcchiwater < rio->req_header.rqs_seqno) {
5219                                 isp->isp_fpcchiwater = rio->req_header.rqs_seqno;
5220                         }
5221                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5222                         last_etype = etype;
5223                         continue;
5224                 } else if (etype == RQSTYPE_RIO2) {
5225                         isp_prt(isp, ISP_LOGERR, "dropping RIO2 response");
5226                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5227                         last_etype = etype;
5228                         continue;
5229                 } else if (etype == RQSTYPE_STATUS_CONT) {
5230                         isp_get_cont_response(isp, (ispstatus_cont_t *) hp, (ispstatus_cont_t *) sp);
5231                         if (last_etype == RQSTYPE_RESPONSE && continuations_expected && ndone > 0 && (xs = complist[ndone-1]) != NULL) {
5232                                 ispstatus_cont_t *scp = (ispstatus_cont_t *) sp;
5233                                 XS_SENSE_APPEND(xs, scp->req_sense_data, sizeof (scp->req_sense_data));
5234                                 isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "%d more Status Continuations expected", --continuations_expected);
5235                         } else {
5236                                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
5237                         }
5238                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5239                         continue;
5240                 } else {
5241                         /*
5242                          * Somebody reachable via isp_handle_other_response
5243                          * may have updated the response queue pointers for
5244                          * us, so we reload our goal index.
5245                          */
5246                         int r;
5247                         uint32_t tsto = oop;
5248                         r = isp_handle_other_response(isp, etype, hp, &tsto);
5249                         if (r < 0) {
5250                                 goto read_again;
5251                         }
5252                         /*
5253                          * If somebody updated the output pointer, then reset
5254                          * optr to be one more than the updated amount.
5255                          */
5256                         while (tsto != oop) {
5257                                 optr = ISP_NXT_QENTRY(tsto, RESULT_QUEUE_LEN(isp));
5258                         }
5259                         if (r > 0) {
5260                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5261                                 last_etype = etype;
5262                                 continue;
5263                         }
5264
5265                         /*
5266                          * After this point, we'll just look at the header as
5267                          * we don't know how to deal with the rest of the
5268                          * response.
5269                          */
5270
5271                         /*
5272                          * It really has to be a bounced request just copied
5273                          * from the request queue to the response queue. If
5274                          * not, something bad has happened.
5275                          */
5276                         if (etype != RQSTYPE_REQUEST) {
5277                                 isp_prt(isp, ISP_LOGERR, notresp, etype, oop, optr, nlooked);
5278                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5279                                 last_etype = etype;
5280                                 continue;
5281                         }
5282                         buddaboom = 1;
5283                         scsi_status = sp->req_scsi_status;
5284                         completion_status = sp->req_completion_status;
5285                         req_status_flags = sp->req_status_flags;
5286                         req_state_flags = sp->req_state_flags;
5287                         resid = sp->req_resid;
5288                 }
5289
5290                 if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5291                         if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5292                                 isp_print_qentry(isp, "unexpected continuation segment",
5293                                     oop, hp);
5294                                 last_etype = etype;
5295                                 continue;
5296                         }
5297                         if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5298                                 isp_prt(isp, ISP_LOG_WARN1, "internal queues full");
5299                                 /*
5300                                  * We'll synthesize a QUEUE FULL message below.
5301                                  */
5302                         }
5303                         if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5304                                 isp_print_qentry(isp, "bad header flag",
5305                                     oop, hp);
5306                                 buddaboom++;
5307                         }
5308                         if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5309                                 isp_print_qentry(isp, "bad request packet",
5310                                     oop, hp);
5311                                 buddaboom++;
5312                         }
5313                         if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5314                                 isp_print_qentry(isp, "invalid entry count",
5315                                     oop, hp);
5316                                 buddaboom++;
5317                         }
5318                         if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5319                                 isp_print_qentry(isp, "invalid IOCB ordering",
5320                                     oop, hp);
5321                                 last_etype = etype;
5322                                 continue;
5323                         }
5324                 }
5325
5326                 xs = isp_find_xs(isp, sp->req_handle);
5327                 if (xs == NULL) {
5328                         uint8_t ts = completion_status & 0xff;
5329                         /*
5330                          * Only whine if this isn't the expected fallout of
5331                          * aborting the command or resetting the target.
5332                          */
5333                         if (etype != RQSTYPE_RESPONSE) {
5334                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5335                         } else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5336                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5337                         }
5338                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5339                         last_etype = etype;
5340                         continue;
5341                 }
5342                 if (req_status_flags & RQSTF_BUS_RESET) {
5343                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx bus was reset",
5344                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5345                         XS_SETERR(xs, HBA_BUSRESET);
5346                         ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5347                 }
5348                 if (buddaboom) {
5349                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx buddaboom",
5350                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5351                         XS_SETERR(xs, HBA_BOTCH);
5352                 }
5353
5354                 resp = NULL;
5355                 rlen = 0;
5356                 snsp = NULL;
5357                 totslen = slen = 0;
5358                 if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5359                         resp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5360                         rlen = ((isp24xx_statusreq_t *)sp)->req_response_len;
5361                 } else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5362                         resp = sp->req_response;
5363                         rlen = sp->req_response_len;
5364                 }
5365                 if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5366                         /*
5367                          * Fibre Channel F/W doesn't say we got status
5368                          * if there's Sense Data instead. I guess they
5369                          * think it goes w/o saying.
5370                          */
5371                         req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5372                         if (IS_24XX(isp)) {
5373                                 snsp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5374                                 snsp += rlen;
5375                                 totslen = ((isp24xx_statusreq_t *)sp)->req_sense_len;
5376                                 slen = (sizeof (((isp24xx_statusreq_t *)sp)->req_rsp_sense)) - rlen;
5377                                 if (totslen < slen)
5378                                         slen = totslen;
5379                         } else {
5380                                 snsp = sp->req_sense_data;
5381                                 totslen = sp->req_sense_len;
5382                                 slen = sizeof (sp->req_sense_data);
5383                                 if (totslen < slen)
5384                                         slen = totslen;
5385                         }
5386                 } else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5387                         snsp = sp->req_sense_data;
5388                         totslen = sp->req_sense_len;
5389                         slen = sizeof (sp->req_sense_data);
5390                         if (totslen < slen)
5391                                 slen = totslen;
5392                 }
5393                 if (req_state_flags & RQSF_GOT_STATUS) {
5394                         *XS_STSP(xs) = scsi_status & 0xff;
5395                 }
5396
5397                 switch (etype) {
5398                 case RQSTYPE_RESPONSE:
5399                         if (resp && rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5400                                 const char *ptr;
5401                                 char lb[64];
5402                                 const char *rnames[10] = {
5403                                     "Task Management function complete",
5404                                     "FCP_DATA length different than FCP_BURST_LEN",
5405                                     "FCP_CMND fields invalid",
5406                                     "FCP_DATA parameter mismatch with FCP_DATA_RO",
5407                                     "Task Management function rejected",
5408                                     "Task Management function failed",
5409                                     NULL,
5410                                     NULL,
5411                                     "Task Management function succeeded",
5412                                     "Task Management function incorrect logical unit number",
5413                                 };
5414                                 uint8_t code = resp[FCP_RSPNS_CODE_OFFSET];
5415                                 if (code >= 10 || rnames[code] == NULL) {
5416                                         ISP_SNPRINTF(lb, sizeof(lb),
5417                                             "Unknown FCP Response Code 0x%x",
5418                                             code);
5419                                         ptr = lb;
5420                                 } else {
5421                                         ptr = rnames[code];
5422                                 }
5423                                 isp_xs_prt(isp, xs, ISP_LOGWARN,
5424                                     "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x",
5425                                     rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5426                                 if (code != 0 && code != 8)
5427                                         XS_SETERR(xs, HBA_BOTCH);
5428                         }
5429                         if (IS_24XX(isp)) {
5430                                 isp_parse_status_24xx(isp, (isp24xx_statusreq_t *)sp, xs, &resid);
5431                         } else {
5432                                 isp_parse_status(isp, (void *)sp, xs, &resid);
5433                         }
5434                         if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) && (*XS_STSP(xs) == SCSI_BUSY)) {
5435                                 XS_SETERR(xs, HBA_TGTBSY);
5436                         }
5437                         if (IS_SCSI(isp)) {
5438                                 XS_SET_RESID(xs, resid);
5439                                 /*
5440                                  * A new synchronous rate was negotiated for
5441                                  * this target. Mark state such that we'll go
5442                                  * look up that which has changed later.
5443                                  */
5444                                 if (req_status_flags & RQSTF_NEGOTIATION) {
5445                                         int t = XS_TGT(xs);
5446                                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5447                                         sdp->isp_devparam[t].dev_refresh = 1;
5448                                         sdp->update = 1;
5449                                 }
5450                         } else {
5451                                 if (req_status_flags & RQSF_XFER_COMPLETE) {
5452                                         XS_SET_RESID(xs, 0);
5453                                 } else if (scsi_status & RQCS_RESID) {
5454                                         XS_SET_RESID(xs, resid);
5455                                 } else {
5456                                         XS_SET_RESID(xs, 0);
5457                                 }
5458                         }
5459                         if (snsp && slen) {
5460                                 if (totslen > slen) {
5461                                         continuations_expected += ((totslen - slen + QENTRY_LEN - 5) / (QENTRY_LEN - 4));
5462                                         if (ndone > (MAX_REQUESTQ_COMPLETIONS - continuations_expected - 1)) {
5463                                                 /* we'll lose some stats, but that's a small price to pay */
5464                                                 for (i = 0; i < ndone; i++) {
5465                                                         if (complist[i]) {
5466                                                                 isp->isp_rsltccmplt++;
5467                                                                 isp_done(complist[i]);
5468                                                         }
5469                                                 }
5470                                                 ndone = 0;
5471                                         }
5472                                         isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "Expecting %d more Status Continuations for total sense length of %u",
5473                                             continuations_expected, totslen);
5474                                 }
5475                                 XS_SAVE_SENSE(xs, snsp, totslen, slen);
5476                         } else if ((req_status_flags & RQSF_GOT_STATUS) && (scsi_status & 0xff) == SCSI_CHECK && IS_FC(isp)) {
5477                                 isp_prt(isp, ISP_LOGWARN, "CHECK CONDITION w/o sense data for CDB=0x%x", XS_CDBP(xs)[0] & 0xff);
5478                                 isp_print_qentry(isp, "CC with no Sense",
5479                                     oop, hp);
5480                         }
5481                         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));
5482                         break;
5483                 case RQSTYPE_REQUEST:
5484                 case RQSTYPE_A64:
5485                 case RQSTYPE_T2RQS:
5486                 case RQSTYPE_T3RQS:
5487                 case RQSTYPE_T7RQS:
5488                         if (!IS_24XX(isp) && (sp->req_header.rqs_flags & RQSFLAG_FULL)) {
5489                                 /*
5490                                  * Force Queue Full status.
5491                                  */
5492                                 *XS_STSP(xs) = SCSI_QFULL;
5493                                 XS_SETERR(xs, HBA_NOERROR);
5494                         } else if (XS_NOERR(xs)) {
5495                                 isp_prt(isp, ISP_LOG_WARN1,
5496                                     "%d.%d.%jx badness at %s:%u",
5497                                     XS_CHANNEL(xs), XS_TGT(xs),
5498                                     (uintmax_t)XS_LUN(xs),
5499                                     __func__, __LINE__);
5500                                 XS_SETERR(xs, HBA_BOTCH);
5501                         }
5502                         XS_SET_RESID(xs, XS_XFRLEN(xs));
5503                         break;
5504                 default:
5505                         isp_print_qentry(isp, "Unhandled Response Type",
5506                             oop, hp);
5507                         if (XS_NOERR(xs)) {
5508                                 XS_SETERR(xs, HBA_BOTCH);
5509                         }
5510                         break;
5511                 }
5512
5513                 /*
5514                  * Free any DMA resources. As a side effect, this may
5515                  * also do any cache flushing necessary for data coherence.
5516                  */
5517                 if (XS_XFRLEN(xs)) {
5518                         ISP_DMAFREE(isp, xs, sp->req_handle);
5519                 }
5520                 isp_destroy_handle(isp, sp->req_handle);
5521
5522                 if (isp->isp_nactive > 0) {
5523                     isp->isp_nactive--;
5524                 }
5525                 complist[ndone++] = xs; /* defer completion call until later */
5526                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5527                 last_etype = etype;
5528                 if (ndone == MAX_REQUESTQ_COMPLETIONS) {
5529                         break;
5530                 }
5531         }
5532
5533         /*
5534          * If we looked at any commands, then it's valid to find out
5535          * what the outpointer is. It also is a trigger to update the
5536          * ISP's notion of what we've seen so far.
5537          */
5538         if (nlooked) {
5539                 ISP_WRITE(isp, isp->isp_respoutrp, optr);
5540                 isp->isp_resodx = optr;
5541                 if (isp->isp_rscchiwater < ndone)
5542                         isp->isp_rscchiwater = ndone;
5543         }
5544
5545 out:
5546
5547         if (IS_24XX(isp)) {
5548                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
5549         } else {
5550                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
5551                 ISP_WRITE(isp, BIU_SEMA, 0);
5552         }
5553
5554         for (i = 0; i < ndone; i++) {
5555                 xs = complist[i];
5556                 if (xs) {
5557                         if (((isp->isp_dblev & (ISP_LOGDEBUG1|ISP_LOGDEBUG2|ISP_LOGDEBUG3))) ||
5558                             ((isp->isp_dblev & (ISP_LOGDEBUG0|ISP_LOG_CWARN) && ((!XS_NOERR(xs)) || (*XS_STSP(xs) != SCSI_GOOD))))) {
5559                                 isp_prt_endcmd(isp, xs);
5560                         }
5561                         isp->isp_rsltccmplt++;
5562                         isp_done(xs);
5563                 }
5564         }
5565 }
5566
5567 /*
5568  * Support routines.
5569  */
5570
5571 void
5572 isp_prt_endcmd(ispsoftc_t *isp, XS_T *xs)
5573 {
5574         char cdbstr[16 * 5 + 1];
5575         int i, lim;
5576
5577         lim = XS_CDBLEN(xs) > 16? 16 : XS_CDBLEN(xs);
5578         ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "0x%02x ", XS_CDBP(xs)[0]);
5579         for (i = 1; i < lim; i++) {
5580                 ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "%s0x%02x ", cdbstr, XS_CDBP(xs)[i]);
5581         }
5582         if (XS_SENSE_VALID(xs)) {
5583                 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",
5584                     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));
5585         } else {
5586                 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));
5587         }
5588 }
5589
5590 /*
5591  * Parse an ASYNC mailbox complete
5592  *
5593  * Return non-zero if the event has been acknowledged.
5594  */
5595 static int
5596 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5597 {
5598         int acked = 0;
5599         uint32_t h1 = 0, h2 = 0;
5600         uint16_t chan = 0;
5601
5602         /*
5603          * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5604          * where Mailboxes 6/7 have the second handle.
5605          */
5606         if (mbox != ASYNC_RIO32_2) {
5607                 if (IS_DUALBUS(isp)) {
5608                         chan = ISP_READ(isp, OUTMAILBOX6);
5609                 }
5610         }
5611         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5612
5613         switch (mbox) {
5614         case ASYNC_BUS_RESET:
5615                 ISP_SET_SENDMARKER(isp, chan, 1);
5616 #ifdef  ISP_TARGET_MODE
5617                 if (isp_target_async(isp, chan, mbox)) {
5618                         acked = 1;
5619                 }
5620 #endif
5621                 isp_async(isp, ISPASYNC_BUS_RESET, chan);
5622                 break;
5623         case ASYNC_SYSTEM_ERROR:
5624                 isp->isp_dead = 1;
5625                 isp->isp_state = ISP_CRASHED;
5626                 /*
5627                  * Were we waiting for a mailbox command to complete?
5628                  * If so, it's dead, so wake up the waiter.
5629                  */
5630                 if (isp->isp_mboxbsy) {
5631                         isp->isp_obits = 1;
5632                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5633                         MBOX_NOTIFY_COMPLETE(isp);
5634                 }
5635                 /*
5636                  * It's up to the handler for isp_async to reinit stuff and
5637                  * restart the firmware
5638                  */
5639                 isp_async(isp, ISPASYNC_FW_CRASH);
5640                 acked = 1;
5641                 break;
5642
5643         case ASYNC_RQS_XFER_ERR:
5644                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5645                 break;
5646
5647         case ASYNC_RSP_XFER_ERR:
5648                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5649                 break;
5650
5651         case ASYNC_QWAKEUP:
5652                 /*
5653                  * We've just been notified that the Queue has woken up.
5654                  * We don't need to be chatty about this- just unlatch things
5655                  * and move on.
5656                  */
5657                 mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5658                 break;
5659
5660         case ASYNC_TIMEOUT_RESET:
5661                 isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5662                 ISP_SET_SENDMARKER(isp, chan, 1);
5663 #ifdef  ISP_TARGET_MODE
5664                 if (isp_target_async(isp, chan, mbox)) {
5665                         acked = 1;
5666                 }
5667 #endif
5668                 break;
5669
5670         case ASYNC_DEVICE_RESET:
5671                 isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5672                 ISP_SET_SENDMARKER(isp, chan, 1);
5673 #ifdef  ISP_TARGET_MODE
5674                 if (isp_target_async(isp, chan, mbox)) {
5675                         acked = 1;
5676                 }
5677 #endif
5678                 break;
5679
5680         case ASYNC_EXTMSG_UNDERRUN:
5681                 isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5682                 break;
5683
5684         case ASYNC_SCAM_INT:
5685                 isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5686                 break;
5687
5688         case ASYNC_HUNG_SCSI:
5689                 isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5690                 /* XXX: Need to issue SCSI reset at this point */
5691                 break;
5692
5693         case ASYNC_KILLED_BUS:
5694                 isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5695                 break;
5696
5697         case ASYNC_BUS_TRANSIT:
5698                 mbox = ISP_READ(isp, OUTMAILBOX2);
5699                 switch (mbox & SXP_PINS_MODE_MASK) {
5700                 case SXP_PINS_LVD_MODE:
5701                         isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5702                         SDPARAM(isp, chan)->isp_diffmode = 0;
5703                         SDPARAM(isp, chan)->isp_ultramode = 0;
5704                         SDPARAM(isp, chan)->isp_lvdmode = 1;
5705                         break;
5706                 case SXP_PINS_HVD_MODE:
5707                         isp_prt(isp, ISP_LOGINFO,
5708                             "Transition to Differential mode");
5709                         SDPARAM(isp, chan)->isp_diffmode = 1;
5710                         SDPARAM(isp, chan)->isp_ultramode = 0;
5711                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5712                         break;
5713                 case SXP_PINS_SE_MODE:
5714                         isp_prt(isp, ISP_LOGINFO,
5715                             "Transition to Single Ended mode");
5716                         SDPARAM(isp, chan)->isp_diffmode = 0;
5717                         SDPARAM(isp, chan)->isp_ultramode = 1;
5718                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5719                         break;
5720                 default:
5721                         isp_prt(isp, ISP_LOGWARN,
5722                             "Transition to Unknown Mode 0x%x", mbox);
5723                         break;
5724                 }
5725                 /*
5726                  * XXX: Set up to renegotiate again!
5727                  */
5728                 /* Can only be for a 1080... */
5729                 ISP_SET_SENDMARKER(isp, chan, 1);
5730                 break;
5731
5732         case ASYNC_CMD_CMPLT:
5733         case ASYNC_RIO32_1:
5734                 if (!IS_ULTRA3(isp)) {
5735                         isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5736                         break;
5737                 }
5738                 /* FALLTHROUGH */
5739                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5740                 break;
5741
5742         case ASYNC_RIO32_2:
5743                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5744                 h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5745                 break;
5746
5747         case ASYNC_RIO16_5:
5748         case ASYNC_RIO16_4:
5749         case ASYNC_RIO16_3:
5750         case ASYNC_RIO16_2:
5751         case ASYNC_RIO16_1:
5752                 isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5753                 break;
5754         default:
5755                 isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5756                 break;
5757         }
5758
5759         if (h1 || h2) {
5760                 isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5761                 isp_fastpost_complete(isp, h1);
5762                 if (h2) {
5763                         isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5764                         isp_fastpost_complete(isp, h2);
5765                         if (isp->isp_fpcchiwater < 2) {
5766                                 isp->isp_fpcchiwater = 2;
5767                         }
5768                 } else {
5769                         if (isp->isp_fpcchiwater < 1) {
5770                                 isp->isp_fpcchiwater = 1;
5771                         }
5772                 }
5773         } else {
5774                 isp->isp_intoasync++;
5775         }
5776         return (acked);
5777 }
5778
5779 static int
5780 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5781 {
5782         fcparam *fcp;
5783         int acked = 0;
5784         uint16_t chan;
5785
5786         if (IS_DUALBUS(isp)) {
5787                 chan = ISP_READ(isp, OUTMAILBOX6);
5788         } else {
5789                 chan = 0;
5790         }
5791         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5792
5793         switch (mbox) {
5794         case ASYNC_SYSTEM_ERROR:
5795                 isp->isp_dead = 1;
5796                 isp->isp_state = ISP_CRASHED;
5797                 FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5798                 isp_change_fw_state(isp, chan, FW_CONFIG_WAIT);
5799                 /*
5800                  * Were we waiting for a mailbox command to complete?
5801                  * If so, it's dead, so wake up the waiter.
5802                  */
5803                 if (isp->isp_mboxbsy) {
5804                         isp->isp_obits = 1;
5805                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5806                         MBOX_NOTIFY_COMPLETE(isp);
5807                 }
5808                 /*
5809                  * It's up to the handler for isp_async to reinit stuff and
5810                  * restart the firmware
5811                  */
5812                 isp_async(isp, ISPASYNC_FW_CRASH);
5813                 acked = 1;
5814                 break;
5815
5816         case ASYNC_RQS_XFER_ERR:
5817                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5818                 break;
5819
5820         case ASYNC_RSP_XFER_ERR:
5821                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5822                 break;
5823
5824         case ASYNC_QWAKEUP:
5825 #ifdef  ISP_TARGET_MODE
5826                 if (IS_24XX(isp)) {
5827                         isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5828                         break;
5829                 }
5830 #endif
5831                 isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5832                 break;
5833
5834         case ASYNC_CMD_CMPLT:
5835                 isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5836                 if (isp->isp_fpcchiwater < 1) {
5837                         isp->isp_fpcchiwater = 1;
5838                 }
5839                 break;
5840
5841         case ASYNC_RIOZIO_STALL:
5842                 break;
5843
5844         case ASYNC_CTIO_DONE:
5845 #ifdef  ISP_TARGET_MODE
5846                 if (isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1), mbox)) {
5847                         acked = 1;
5848                 } else {
5849                         isp->isp_fphccmplt++;
5850                 }
5851 #else
5852                 isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5853 #endif
5854                 break;
5855         case ASYNC_LIP_ERROR:
5856         case ASYNC_LIP_NOS_OLS_RECV:
5857         case ASYNC_LIP_OCCURRED:
5858         case ASYNC_PTPMODE:
5859                 /*
5860                  * These are broadcast events that have to be sent across
5861                  * all active channels.
5862                  */
5863                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5864                         fcp = FCPARAM(isp, chan);
5865                         int topo = fcp->isp_topo;
5866
5867                         if (fcp->role == ISP_ROLE_NONE)
5868                                 continue;
5869                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5870                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5871                         ISP_SET_SENDMARKER(isp, chan, 1);
5872                         isp_async(isp, ISPASYNC_LIP, chan);
5873 #ifdef  ISP_TARGET_MODE
5874                         if (isp_target_async(isp, chan, mbox)) {
5875                                 acked = 1;
5876                         }
5877 #endif
5878                         /*
5879                          * We've had problems with data corruption occuring on
5880                          * commands that complete (with no apparent error) after
5881                          * we receive a LIP. This has been observed mostly on
5882                          * Local Loop topologies. To be safe, let's just mark
5883                          * all active initiator commands as dead.
5884                          */
5885                         if (topo == TOPO_NL_PORT || topo == TOPO_FL_PORT) {
5886                                 int i, j;
5887                                 for (i = j = 0; i < isp->isp_maxcmds; i++) {
5888                                         XS_T *xs;
5889                                         isp_hdl_t *hdp;
5890
5891                                         hdp = &isp->isp_xflist[i];
5892                                         if (ISP_H2HT(hdp->handle) != ISP_HANDLE_INITIATOR) {
5893                                                 continue;
5894                                         }
5895                                         xs = hdp->cmd;
5896                                         if (XS_CHANNEL(xs) != chan) {
5897                                                 continue;
5898                                         }
5899                                         j++;
5900                                         isp_prt(isp, ISP_LOG_WARN1,
5901                                             "%d.%d.%jx bus reset set at %s:%u",
5902                                             XS_CHANNEL(xs), XS_TGT(xs),
5903                                             (uintmax_t)XS_LUN(xs),
5904                                             __func__, __LINE__);
5905                                         XS_SETERR(xs, HBA_BUSRESET);
5906                                 }
5907                                 if (j) {
5908                                         isp_prt(isp, ISP_LOGERR, lipd, chan, j);
5909                                 }
5910                         }
5911                 }
5912                 break;
5913
5914         case ASYNC_LOOP_UP:
5915                 /*
5916                  * This is a broadcast event that has to be sent across
5917                  * all active channels.
5918                  */
5919                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5920                         fcp = FCPARAM(isp, chan);
5921                         if (fcp->role == ISP_ROLE_NONE)
5922                                 continue;
5923                         fcp->isp_linkstate = 1;
5924                         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5925                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5926                         ISP_SET_SENDMARKER(isp, chan, 1);
5927                         isp_async(isp, ISPASYNC_LOOP_UP, chan);
5928 #ifdef  ISP_TARGET_MODE
5929                         if (isp_target_async(isp, chan, mbox)) {
5930                                 acked = 1;
5931                         }
5932 #endif
5933                 }
5934                 break;
5935
5936         case ASYNC_LOOP_DOWN:
5937                 /*
5938                  * This is a broadcast event that has to be sent across
5939                  * all active channels.
5940                  */
5941                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5942                         fcp = FCPARAM(isp, chan);
5943                         if (fcp->role == ISP_ROLE_NONE)
5944                                 continue;
5945                         ISP_SET_SENDMARKER(isp, chan, 1);
5946                         fcp->isp_linkstate = 0;
5947                         fcp->isp_loopstate = LOOP_NIL;
5948                         isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5949 #ifdef  ISP_TARGET_MODE
5950                         if (isp_target_async(isp, chan, mbox)) {
5951                                 acked = 1;
5952                         }
5953 #endif
5954                 }
5955                 break;
5956
5957         case ASYNC_LOOP_RESET:
5958                 /*
5959                  * This is a broadcast event that has to be sent across
5960                  * all active channels.
5961                  */
5962                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5963                         fcp = FCPARAM(isp, chan);
5964                         if (fcp->role == ISP_ROLE_NONE)
5965                                 continue;
5966                         ISP_SET_SENDMARKER(isp, chan, 1);
5967                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5968                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5969                         isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5970 #ifdef  ISP_TARGET_MODE
5971                         if (isp_target_async(isp, chan, mbox)) {
5972                                 acked = 1;
5973                         }
5974 #endif
5975                 }
5976                 break;
5977
5978         case ASYNC_PDB_CHANGED:
5979         {
5980                 int echan, nphdl, nlstate, reason;
5981
5982                 if (IS_23XX(isp) || IS_24XX(isp)) {
5983                         nphdl = ISP_READ(isp, OUTMAILBOX1);
5984                         nlstate = ISP_READ(isp, OUTMAILBOX2);
5985                 } else {
5986                         nphdl = nlstate = 0xffff;
5987                 }
5988                 if (IS_24XX(isp))
5989                         reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5990                 else
5991                         reason = 0xff;
5992                 if (ISP_CAP_MULTI_ID(isp)) {
5993                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5994                         if (chan == 0xff || nphdl == NIL_HANDLE) {
5995                                 chan = 0;
5996                                 echan = isp->isp_nchan - 1;
5997                         } else if (chan >= isp->isp_nchan) {
5998                                 break;
5999                         } else {
6000                                 echan = chan;
6001                         }
6002                 } else {
6003                         chan = echan = 0;
6004                 }
6005                 for (; chan <= echan; chan++) {
6006                         fcp = FCPARAM(isp, chan);
6007                         if (fcp->role == ISP_ROLE_NONE)
6008                                 continue;
6009                         if (fcp->isp_loopstate > LOOP_LTEST_DONE) {
6010                                 if (nphdl != NIL_HANDLE &&
6011                                     nphdl == fcp->isp_login_hdl &&
6012                                     reason == PDB24XX_AE_OPN_2)
6013                                         continue;
6014                                 fcp->isp_loopstate = LOOP_LTEST_DONE;
6015                         } else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6016                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
6017                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6018                             ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
6019                 }
6020                 break;
6021         }
6022         case ASYNC_CHANGE_NOTIFY:
6023         {
6024                 int portid;
6025
6026                 portid = ((ISP_READ(isp, OUTMAILBOX1) & 0xff) << 16) |
6027                     ISP_READ(isp, OUTMAILBOX2);
6028                 if (ISP_CAP_MULTI_ID(isp)) {
6029                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
6030                         if (chan >= isp->isp_nchan)
6031                                 break;
6032                 } else {
6033                         chan = 0;
6034                 }
6035                 fcp = FCPARAM(isp, chan);
6036                 if (fcp->role == ISP_ROLE_NONE)
6037                         break;
6038                 if (fcp->isp_loopstate > LOOP_LTEST_DONE)
6039                         fcp->isp_loopstate = LOOP_LTEST_DONE;
6040                 else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6041                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6042                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6043                     ISPASYNC_CHANGE_SNS, portid);
6044                 break;
6045         }
6046         case ASYNC_ERR_LOGGING_DISABLED:
6047                 isp_prt(isp, ISP_LOGWARN, "Error logging disabled (reason 0x%x)",
6048                     ISP_READ(isp, OUTMAILBOX1));
6049                 break;
6050         case ASYNC_CONNMODE:
6051                 /*
6052                  * This only applies to 2100 amd 2200 cards
6053                  */
6054                 if (!IS_2200(isp) && !IS_2100(isp)) {
6055                         isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
6056                         break;
6057                 }
6058                 chan = 0;
6059                 mbox = ISP_READ(isp, OUTMAILBOX1);
6060                 switch (mbox) {
6061                 case ISP_CONN_LOOP:
6062                         isp_prt(isp, ISP_LOGINFO,
6063                             "Point-to-Point -> Loop mode");
6064                         break;
6065                 case ISP_CONN_PTP:
6066                         isp_prt(isp, ISP_LOGINFO,
6067                             "Loop -> Point-to-Point mode");
6068                         break;
6069                 case ISP_CONN_BADLIP:
6070                         isp_prt(isp, ISP_LOGWARN,
6071                             "Point-to-Point -> Loop mode (BAD LIP)");
6072                         break;
6073                 case ISP_CONN_FATAL:
6074                         isp->isp_dead = 1;
6075                         isp->isp_state = ISP_CRASHED;
6076                         isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
6077                         isp_async(isp, ISPASYNC_FW_CRASH);
6078                         return (-1);
6079                 case ISP_CONN_LOOPBACK:
6080                         isp_prt(isp, ISP_LOGWARN,
6081                             "Looped Back in Point-to-Point mode");
6082                         break;
6083                 default:
6084                         isp_prt(isp, ISP_LOGWARN,
6085                             "Unknown connection mode (0x%x)", mbox);
6086                         break;
6087                 }
6088                 ISP_SET_SENDMARKER(isp, chan, 1);
6089                 FCPARAM(isp, chan)->isp_loopstate = LOOP_HAVE_LINK;
6090                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
6091                 break;
6092         case ASYNC_P2P_INIT_ERR:
6093                 isp_prt(isp, ISP_LOGWARN, "P2P init error (reason 0x%x)",
6094                     ISP_READ(isp, OUTMAILBOX1));
6095                 break;
6096         case ASYNC_RCV_ERR:
6097                 if (IS_24XX(isp)) {
6098                         isp_prt(isp, ISP_LOGWARN, "Receive Error");
6099                 } else {
6100                         isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
6101                 }
6102                 break;
6103         case ASYNC_RJT_SENT:    /* same as ASYNC_QFULL_SENT */
6104                 if (IS_24XX(isp)) {
6105                         isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
6106                         break;
6107                 } else {
6108                         isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
6109                         break;
6110                 }
6111         case ASYNC_FW_RESTART_COMPLETE:
6112                 isp_prt(isp, ISP_LOGDEBUG0, "FW restart complete");
6113                 break;
6114         case ASYNC_TEMPERATURE_ALERT:
6115                 isp_prt(isp, ISP_LOGERR, "Temperature alert (subcode 0x%x)",
6116                     ISP_READ(isp, OUTMAILBOX1));
6117                 break;
6118         case ASYNC_AUTOLOAD_FW_COMPLETE:
6119                 isp_prt(isp, ISP_LOGDEBUG0, "Autoload FW init complete");
6120                 break;
6121         case ASYNC_AUTOLOAD_FW_FAILURE:
6122                 isp_prt(isp, ISP_LOGERR, "Autoload FW init failure");
6123                 break;
6124         default:
6125                 isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
6126                 break;
6127         }
6128         if (mbox != ASYNC_CTIO_DONE && mbox != ASYNC_CMD_CMPLT) {
6129                 isp->isp_intoasync++;
6130         }
6131         return (acked);
6132 }
6133
6134 /*
6135  * Handle other response entries. A pointer to the request queue output
6136  * index is here in case we want to eat several entries at once, although
6137  * this is not used currently.
6138  */
6139
6140 static int
6141 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
6142 {
6143         isp_ridacq_t rid;
6144         int chan, c;
6145         uint32_t hdl, portid;
6146         void *ptr;
6147
6148         switch (type) {
6149         case RQSTYPE_STATUS_CONT:
6150                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
6151                 return (1);
6152         case RQSTYPE_MARKER:
6153                 isp_prt(isp, ISP_LOG_WARN1, "Marker Response");
6154                 return (1);
6155         case RQSTYPE_RPT_ID_ACQ:
6156                 isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
6157                 portid = (uint32_t)rid.ridacq_vp_port_hi << 16 |
6158                     rid.ridacq_vp_port_lo;
6159                 if (rid.ridacq_format == 0) {
6160                         for (chan = 0; chan < isp->isp_nchan; chan++) {
6161                                 fcparam *fcp = FCPARAM(isp, chan);
6162                                 if (fcp->role == ISP_ROLE_NONE)
6163                                         continue;
6164                                 c = (chan == 0) ? 127 : (chan - 1);
6165                                 if (rid.ridacq_map[c / 16] & (1 << (c % 16)) ||
6166                                     chan == 0) {
6167                                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6168                                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6169                                             chan, ISPASYNC_CHANGE_OTHER);
6170                                 } else {
6171                                         fcp->isp_loopstate = LOOP_NIL;
6172                                         isp_async(isp, ISPASYNC_LOOP_DOWN,
6173                                             chan);
6174                                 }
6175                         }
6176                 } else {
6177                         fcparam *fcp = FCPARAM(isp, rid.ridacq_vp_index);
6178                         if (rid.ridacq_vp_status == RIDACQ_STS_COMPLETE ||
6179                             rid.ridacq_vp_status == RIDACQ_STS_CHANGED) {
6180                                 fcp->isp_topo = (rid.ridacq_map[0] >> 9) & 0x7;
6181                                 fcp->isp_portid = portid;
6182                                 fcp->isp_loopstate = LOOP_HAVE_ADDR;
6183                                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6184                                     rid.ridacq_vp_index, ISPASYNC_CHANGE_OTHER);
6185                         } else {
6186                                 fcp->isp_loopstate = LOOP_NIL;
6187                                 isp_async(isp, ISPASYNC_LOOP_DOWN,
6188                                     rid.ridacq_vp_index);
6189                         }
6190                 }
6191                 return (1);
6192         case RQSTYPE_CT_PASSTHRU:
6193         case RQSTYPE_VP_MODIFY:
6194         case RQSTYPE_VP_CTRL:
6195         case RQSTYPE_LOGIN:
6196                 ISP_IOXGET_32(isp, (uint32_t *)(hp + 1), hdl);
6197                 ptr = isp_find_xs(isp, hdl);
6198                 if (ptr != NULL) {
6199                         isp_destroy_handle(isp, hdl);
6200                         memcpy(ptr, hp, QENTRY_LEN);
6201                         wakeup(ptr);
6202                 }
6203                 return (1);
6204         case RQSTYPE_ATIO:
6205         case RQSTYPE_CTIO:
6206         case RQSTYPE_ENABLE_LUN:
6207         case RQSTYPE_MODIFY_LUN:
6208         case RQSTYPE_NOTIFY:
6209         case RQSTYPE_NOTIFY_ACK:
6210         case RQSTYPE_CTIO1:
6211         case RQSTYPE_ATIO2:
6212         case RQSTYPE_CTIO2:
6213         case RQSTYPE_CTIO3:
6214         case RQSTYPE_CTIO7:
6215         case RQSTYPE_ABTS_RCVD:
6216         case RQSTYPE_ABTS_RSP:
6217                 isp->isp_rsltccmplt++;  /* count as a response completion */
6218 #ifdef  ISP_TARGET_MODE
6219                 if (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp)) {
6220                         return (1);
6221                 }
6222 #endif
6223                 /* FALLTHROUGH */
6224         case RQSTYPE_REQUEST:
6225         default:
6226                 ISP_DELAY(100);
6227                 if (type != isp_get_response_type(isp, hp)) {
6228                         /*
6229                          * This is questionable- we're just papering over
6230                          * something we've seen on SMP linux in target
6231                          * mode- we don't really know what's happening
6232                          * here that causes us to think we've gotten
6233                          * an entry, but that either the entry isn't
6234                          * filled out yet or our CPU read data is stale.
6235                          */
6236                         isp_prt(isp, ISP_LOGINFO,
6237                                 "unstable type in response queue");
6238                         return (-1);
6239                 }
6240                 isp_prt(isp, ISP_LOGWARN, "Unhandled Response Type 0x%x",
6241                     isp_get_response_type(isp, hp));
6242                 return (0);
6243         }
6244 }
6245
6246 static void
6247 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, long *rp)
6248 {
6249         switch (sp->req_completion_status & 0xff) {
6250         case RQCS_COMPLETE:
6251                 if (XS_NOERR(xs)) {
6252                         XS_SETERR(xs, HBA_NOERROR);
6253                 }
6254                 return;
6255
6256         case RQCS_INCOMPLETE:
6257                 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6258                         isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Selection Timeout @ %s:%d", __func__, __LINE__);
6259                         if (XS_NOERR(xs)) {
6260                                 XS_SETERR(xs, HBA_SELTIMEOUT);
6261                                 *rp = XS_XFRLEN(xs);
6262                         }
6263                         return;
6264                 }
6265                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6266                 break;
6267
6268         case RQCS_DMA_ERROR:
6269                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6270                 *rp = XS_XFRLEN(xs);
6271                 break;
6272
6273         case RQCS_TRANSPORT_ERROR:
6274         {
6275                 char buf[172];
6276                 ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6277                 if (sp->req_state_flags & RQSF_GOT_BUS) {
6278                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6279                 }
6280                 if (sp->req_state_flags & RQSF_GOT_TARGET) {
6281                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6282                 }
6283                 if (sp->req_state_flags & RQSF_SENT_CDB) {
6284                         ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6285                 }
6286                 if (sp->req_state_flags & RQSF_XFRD_DATA) {
6287                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6288                 }
6289                 if (sp->req_state_flags & RQSF_GOT_STATUS) {
6290                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6291                 }
6292                 if (sp->req_state_flags & RQSF_GOT_SENSE) {
6293                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6294                 }
6295                 if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6296                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6297                 }
6298                 ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6299                 if (sp->req_status_flags & RQSTF_DISCONNECT) {
6300                         ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6301                 }
6302                 if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6303                         ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6304                 }
6305                 if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6306                         ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6307                 }
6308                 if (sp->req_status_flags & RQSTF_BUS_RESET) {
6309                         ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6310                 }
6311                 if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6312                         ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6313                 }
6314                 if (sp->req_status_flags & RQSTF_ABORTED) {
6315                         ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6316                 }
6317                 if (sp->req_status_flags & RQSTF_TIMEOUT) {
6318                         ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6319                 }
6320                 if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6321                         ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6322                 }
6323                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6324                 *rp = XS_XFRLEN(xs);
6325                 break;
6326         }
6327         case RQCS_RESET_OCCURRED:
6328         {
6329                 int chan;
6330                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6331                 for (chan = 0; chan < isp->isp_nchan; chan++) {
6332                         FCPARAM(isp, chan)->sendmarker = 1;
6333                 }
6334                 if (XS_NOERR(xs)) {
6335                         XS_SETERR(xs, HBA_BUSRESET);
6336                 }
6337                 *rp = XS_XFRLEN(xs);
6338                 return;
6339         }
6340         case RQCS_ABORTED:
6341                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6342                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6343                 if (XS_NOERR(xs)) {
6344                         XS_SETERR(xs, HBA_ABORTED);
6345                 }
6346                 return;
6347
6348         case RQCS_TIMEOUT:
6349                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6350                 /*
6351                  * XXX: Check to see if we logged out of the device.
6352                  */
6353                 if (XS_NOERR(xs)) {
6354                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6355                 }
6356                 return;
6357
6358         case RQCS_DATA_OVERRUN:
6359                 XS_SET_RESID(xs, sp->req_resid);
6360                 isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6361                 if (XS_NOERR(xs)) {
6362                         XS_SETERR(xs, HBA_DATAOVR);
6363                 }
6364                 return;
6365
6366         case RQCS_COMMAND_OVERRUN:
6367                 isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6368                 break;
6369
6370         case RQCS_STATUS_OVERRUN:
6371                 isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6372                 break;
6373
6374         case RQCS_BAD_MESSAGE:
6375                 isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6376                 break;
6377
6378         case RQCS_NO_MESSAGE_OUT:
6379                 isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6380                 break;
6381
6382         case RQCS_EXT_ID_FAILED:
6383                 isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6384                 break;
6385
6386         case RQCS_IDE_MSG_FAILED:
6387                 isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6388                 break;
6389
6390         case RQCS_ABORT_MSG_FAILED:
6391                 isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6392                 break;
6393
6394         case RQCS_REJECT_MSG_FAILED:
6395                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6396                 break;
6397
6398         case RQCS_NOP_MSG_FAILED:
6399                 isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6400                 break;
6401
6402         case RQCS_PARITY_ERROR_MSG_FAILED:
6403                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6404                 break;
6405
6406         case RQCS_DEVICE_RESET_MSG_FAILED:
6407                 isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6408                 break;
6409
6410         case RQCS_ID_MSG_FAILED:
6411                 isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6412                 break;
6413
6414         case RQCS_UNEXP_BUS_FREE:
6415                 isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6416                 break;
6417
6418         case RQCS_DATA_UNDERRUN:
6419         {
6420                 if (IS_FC(isp)) {
6421                         int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6422                         if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6423                                 isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6424                                 if (XS_NOERR(xs)) {
6425                                         XS_SETERR(xs, HBA_BOTCH);
6426                                 }
6427                                 return;
6428                         }
6429                 }
6430                 XS_SET_RESID(xs, sp->req_resid);
6431                 if (XS_NOERR(xs)) {
6432                         XS_SETERR(xs, HBA_NOERROR);
6433                 }
6434                 return;
6435         }
6436
6437         case RQCS_XACT_ERR1:
6438                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6439                 break;
6440
6441         case RQCS_XACT_ERR2:
6442                 isp_xs_prt(isp, xs, ISP_LOGERR,
6443                     "HBA attempted queued transaction to target routine %jx",
6444                     (uintmax_t)XS_LUN(xs));
6445                 break;
6446
6447         case RQCS_XACT_ERR3:
6448                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6449                 break;
6450
6451         case RQCS_BAD_ENTRY:
6452                 isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6453                 break;
6454
6455         case RQCS_QUEUE_FULL:
6456                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "internal queues full status 0x%x", *XS_STSP(xs));
6457
6458                 /*
6459                  * If QFULL or some other status byte is set, then this
6460                  * isn't an error, per se.
6461                  *
6462                  * Unfortunately, some QLogic f/w writers have, in
6463                  * some cases, ommitted to *set* status to QFULL.
6464                  */
6465 #if     0
6466                 if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6467                         XS_SETERR(xs, HBA_NOERROR);
6468                         return;
6469                 }
6470
6471 #endif
6472                 *XS_STSP(xs) = SCSI_QFULL;
6473                 XS_SETERR(xs, HBA_NOERROR);
6474                 return;
6475
6476         case RQCS_PHASE_SKIPPED:
6477                 isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6478                 break;
6479
6480         case RQCS_ARQS_FAILED:
6481                 isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6482                 if (XS_NOERR(xs)) {
6483                         XS_SETERR(xs, HBA_ARQFAIL);
6484                 }
6485                 return;
6486
6487         case RQCS_WIDE_FAILED:
6488                 isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6489                 if (IS_SCSI(isp)) {
6490                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6491                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6492                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6493                         sdp->update = 1;
6494                 }
6495                 if (XS_NOERR(xs)) {
6496                         XS_SETERR(xs, HBA_NOERROR);
6497                 }
6498                 return;
6499
6500         case RQCS_SYNCXFER_FAILED:
6501                 isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6502                 if (IS_SCSI(isp)) {
6503                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6504                         sdp += XS_CHANNEL(xs);
6505                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6506                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6507                         sdp->update = 1;
6508                 }
6509                 break;
6510
6511         case RQCS_LVD_BUSERR:
6512                 isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6513                 break;
6514
6515         case RQCS_PORT_UNAVAILABLE:
6516                 /*
6517                  * No such port on the loop. Moral equivalent of SELTIMEO
6518                  */
6519         case RQCS_PORT_LOGGED_OUT:
6520         {
6521                 const char *reason;
6522                 uint8_t sts = sp->req_completion_status & 0xff;
6523
6524                 /*
6525                  * It was there (maybe)- treat as a selection timeout.
6526                  */
6527                 if (sts == RQCS_PORT_UNAVAILABLE) {
6528                         reason = "unavailable";
6529                 } else {
6530                         reason = "logout";
6531                 }
6532
6533                 isp_prt(isp, ISP_LOGINFO, "port %s for target %d", reason, XS_TGT(xs));
6534
6535                 /*
6536                  * If we're on a local loop, force a LIP (which is overkill)
6537                  * to force a re-login of this unit. If we're on fabric,
6538                  * then we'll have to log in again as a matter of course.
6539                  */
6540                 if (FCPARAM(isp, 0)->isp_topo == TOPO_NL_PORT ||
6541                     FCPARAM(isp, 0)->isp_topo == TOPO_FL_PORT) {
6542                         mbreg_t mbs;
6543                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
6544                         if (ISP_CAP_2KLOGIN(isp)) {
6545                                 mbs.ibits = (1 << 10);
6546                         }
6547                         isp_mboxcmd_qnw(isp, &mbs, 1);
6548                 }
6549                 if (XS_NOERR(xs)) {
6550                         XS_SETERR(xs, HBA_SELTIMEOUT);
6551                 }
6552                 return;
6553         }
6554         case RQCS_PORT_CHANGED:
6555                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d", XS_TGT(xs));
6556                 if (XS_NOERR(xs)) {
6557                         XS_SETERR(xs, HBA_SELTIMEOUT);
6558                 }
6559                 return;
6560
6561         case RQCS_PORT_BUSY:
6562                 isp_prt(isp, ISP_LOGWARN, "port busy for target %d", XS_TGT(xs));
6563                 if (XS_NOERR(xs)) {
6564                         XS_SETERR(xs, HBA_TGTBSY);
6565                 }
6566                 return;
6567
6568         default:
6569                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x", sp->req_completion_status);
6570                 break;
6571         }
6572         if (XS_NOERR(xs)) {
6573                 XS_SETERR(xs, HBA_BOTCH);
6574         }
6575 }
6576
6577 static void
6578 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, long *rp)
6579 {
6580         int ru_marked, sv_marked;
6581         int chan = XS_CHANNEL(xs);
6582
6583         switch (sp->req_completion_status) {
6584         case RQCS_COMPLETE:
6585                 if (XS_NOERR(xs)) {
6586                         XS_SETERR(xs, HBA_NOERROR);
6587                 }
6588                 return;
6589
6590         case RQCS_DMA_ERROR:
6591                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6592                 break;
6593
6594         case RQCS_TRANSPORT_ERROR:
6595                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6596                 break;
6597
6598         case RQCS_RESET_OCCURRED:
6599                 isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6600                 FCPARAM(isp, chan)->sendmarker = 1;
6601                 if (XS_NOERR(xs)) {
6602                         XS_SETERR(xs, HBA_BUSRESET);
6603                 }
6604                 return;
6605
6606         case RQCS_ABORTED:
6607                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6608                 FCPARAM(isp, chan)->sendmarker = 1;
6609                 if (XS_NOERR(xs)) {
6610                         XS_SETERR(xs, HBA_ABORTED);
6611                 }
6612                 return;
6613
6614         case RQCS_TIMEOUT:
6615                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6616                 if (XS_NOERR(xs)) {
6617                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6618                 }
6619                 return;
6620
6621         case RQCS_DATA_OVERRUN:
6622                 XS_SET_RESID(xs, sp->req_resid);
6623                 isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6624                 if (XS_NOERR(xs)) {
6625                         XS_SETERR(xs, HBA_DATAOVR);
6626                 }
6627                 return;
6628
6629         case RQCS_24XX_DRE:     /* data reassembly error */
6630                 isp_prt(isp, ISP_LOGERR, "Chan %d data reassembly error for target %d", chan, XS_TGT(xs));
6631                 if (XS_NOERR(xs)) {
6632                         XS_SETERR(xs, HBA_ABORTED);
6633                 }
6634                 *rp = XS_XFRLEN(xs);
6635                 return;
6636
6637         case RQCS_24XX_TABORT:  /* aborted by target */
6638                 isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS", chan, XS_TGT(xs));
6639                 if (XS_NOERR(xs)) {
6640                         XS_SETERR(xs, HBA_ABORTED);
6641                 }
6642                 return;
6643
6644         case RQCS_DATA_UNDERRUN:
6645                 ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6646                 /*
6647                  * We can get an underrun w/o things being marked
6648                  * if we got a non-zero status.
6649                  */
6650                 sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6651                 if ((ru_marked == 0 && sv_marked == 0) ||
6652                     (sp->req_resid > XS_XFRLEN(xs))) {
6653                         isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6654                         if (XS_NOERR(xs)) {
6655                                 XS_SETERR(xs, HBA_BOTCH);
6656                         }
6657                         return;
6658                 }
6659                 XS_SET_RESID(xs, sp->req_resid);
6660                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6661                 if (XS_NOERR(xs)) {
6662                         XS_SETERR(xs, HBA_NOERROR);
6663                 }
6664                 return;
6665
6666         case RQCS_PORT_UNAVAILABLE:
6667                 /*
6668                  * No such port on the loop. Moral equivalent of SELTIMEO
6669                  */
6670         case RQCS_PORT_LOGGED_OUT:
6671         {
6672                 const char *reason;
6673                 uint8_t sts = sp->req_completion_status & 0xff;
6674
6675                 /*
6676                  * It was there (maybe)- treat as a selection timeout.
6677                  */
6678                 if (sts == RQCS_PORT_UNAVAILABLE) {
6679                         reason = "unavailable";
6680                 } else {
6681                         reason = "logout";
6682                 }
6683
6684                 isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6685                     chan, reason, XS_TGT(xs));
6686
6687                 /*
6688                  * There is no MBOX_INIT_LIP for the 24XX.
6689                  */
6690                 if (XS_NOERR(xs)) {
6691                         XS_SETERR(xs, HBA_SELTIMEOUT);
6692                 }
6693                 return;
6694         }
6695         case RQCS_PORT_CHANGED:
6696                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d chan %d", XS_TGT(xs), chan);
6697                 if (XS_NOERR(xs)) {
6698                         XS_SETERR(xs, HBA_SELTIMEOUT);
6699                 }
6700                 return;
6701
6702
6703         case RQCS_24XX_ENOMEM:  /* f/w resource unavailable */
6704                 isp_prt(isp, ISP_LOGWARN, "f/w resource unavailable for target %d chan %d", XS_TGT(xs), chan);
6705                 if (XS_NOERR(xs)) {
6706                         *XS_STSP(xs) = SCSI_BUSY;
6707                         XS_SETERR(xs, HBA_TGTBSY);
6708                 }
6709                 return;
6710
6711         case RQCS_24XX_TMO:     /* task management overrun */
6712                 isp_prt(isp, ISP_LOGWARN, "command for target %d overlapped task management for chan %d", XS_TGT(xs), chan);
6713                 if (XS_NOERR(xs)) {
6714                         *XS_STSP(xs) = SCSI_BUSY;
6715                         XS_SETERR(xs, HBA_TGTBSY);
6716                 }
6717                 return;
6718
6719         default:
6720                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x on chan %d", sp->req_completion_status, chan);
6721                 break;
6722         }
6723         if (XS_NOERR(xs)) {
6724                 XS_SETERR(xs, HBA_BOTCH);
6725         }
6726 }
6727
6728 static void
6729 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6730 {
6731         XS_T *xs;
6732
6733         if (fph == 0) {
6734                 return;
6735         }
6736         xs = isp_find_xs(isp, fph);
6737         if (xs == NULL) {
6738                 isp_prt(isp, ISP_LOGWARN,
6739                     "Command for fast post handle 0x%x not found", fph);
6740                 return;
6741         }
6742         isp_destroy_handle(isp, fph);
6743
6744         /*
6745          * Since we don't have a result queue entry item,
6746          * we must believe that SCSI status is zero and
6747          * that all data transferred.
6748          */
6749         XS_SET_RESID(xs, 0);
6750         *XS_STSP(xs) = SCSI_GOOD;
6751         if (XS_XFRLEN(xs)) {
6752                 ISP_DMAFREE(isp, xs, fph);
6753         }
6754         if (isp->isp_nactive) {
6755                 isp->isp_nactive--;
6756         }
6757         isp->isp_fphccmplt++;
6758         isp_done(xs);
6759 }
6760
6761 static int
6762 isp_mbox_continue(ispsoftc_t *isp)
6763 {
6764         mbreg_t mbs;
6765         uint16_t *ptr;
6766         uint32_t offset;
6767
6768         switch (isp->isp_lastmbxcmd) {
6769         case MBOX_WRITE_RAM_WORD:
6770         case MBOX_READ_RAM_WORD:
6771         case MBOX_WRITE_RAM_WORD_EXTENDED:
6772         case MBOX_READ_RAM_WORD_EXTENDED:
6773                 break;
6774         default:
6775                 return (1);
6776         }
6777         if (isp->isp_mboxtmp[0] != MBOX_COMMAND_COMPLETE) {
6778                 isp->isp_mbxwrk0 = 0;
6779                 return (-1);
6780         }
6781
6782         /*
6783          * Clear the previous interrupt.
6784          */
6785         if (IS_24XX(isp)) {
6786                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
6787         } else {
6788                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
6789                 ISP_WRITE(isp, BIU_SEMA, 0);
6790         }
6791
6792         /*
6793          * Continue with next word.
6794          */
6795         ISP_MEMZERO(&mbs, sizeof (mbs));
6796         ptr = isp->isp_mbxworkp;
6797         switch (isp->isp_lastmbxcmd) {
6798         case MBOX_WRITE_RAM_WORD:
6799                 mbs.param[1] = isp->isp_mbxwrk1++;
6800                 mbs.param[2] = *ptr++;
6801                 break;
6802         case MBOX_READ_RAM_WORD:
6803                 *ptr++ = isp->isp_mboxtmp[2];
6804                 mbs.param[1] = isp->isp_mbxwrk1++;
6805                 break;
6806         case MBOX_WRITE_RAM_WORD_EXTENDED:
6807                 if (IS_24XX(isp)) {
6808                         uint32_t *lptr = (uint32_t *)ptr;
6809                         mbs.param[2] = lptr[0];
6810                         mbs.param[3] = lptr[0] >> 16;
6811                         lptr++;
6812                         ptr = (uint16_t *)lptr;
6813                 } else {
6814                         mbs.param[2] = *ptr++;
6815                 }
6816                 offset = isp->isp_mbxwrk1;
6817                 offset |= isp->isp_mbxwrk8 << 16;
6818                 mbs.param[1] = offset;
6819                 mbs.param[8] = offset >> 16;
6820                 offset++;
6821                 isp->isp_mbxwrk1 = offset;
6822                 isp->isp_mbxwrk8 = offset >> 16;
6823                 break;
6824         case MBOX_READ_RAM_WORD_EXTENDED:
6825                 if (IS_24XX(isp)) {
6826                         uint32_t *lptr = (uint32_t *)ptr;
6827                         uint32_t val = isp->isp_mboxtmp[2];
6828                         val |= (isp->isp_mboxtmp[3]) << 16;
6829                         *lptr++ = val;
6830                         ptr = (uint16_t *)lptr;
6831                 } else {
6832                         *ptr++ = isp->isp_mboxtmp[2];
6833                 }
6834                 offset = isp->isp_mbxwrk1;
6835                 offset |= isp->isp_mbxwrk8 << 16;
6836                 mbs.param[1] = offset;
6837                 mbs.param[8] = offset >> 16;
6838                 offset++;
6839                 isp->isp_mbxwrk1 = offset;
6840                 isp->isp_mbxwrk8 = offset >> 16;
6841                 break;
6842         }
6843         isp->isp_mbxworkp = ptr;
6844         isp->isp_mbxwrk0--;
6845         mbs.param[0] = isp->isp_lastmbxcmd;
6846         mbs.logval = MBLOGALL;
6847         isp_mboxcmd_qnw(isp, &mbs, 0);
6848         return (0);
6849 }
6850
6851 #define ISP_SCSI_IBITS(op)              (mbpscsi[((op)<<1)])
6852 #define ISP_SCSI_OBITS(op)              (mbpscsi[((op)<<1) + 1])
6853 #define ISP_SCSI_OPMAP(in, out)         in, out
6854 static const uint8_t mbpscsi[] = {
6855         ISP_SCSI_OPMAP(0x01, 0x01),     /* 0x00: MBOX_NO_OP */
6856         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x01: MBOX_LOAD_RAM */
6857         ISP_SCSI_OPMAP(0x03, 0x01),     /* 0x02: MBOX_EXEC_FIRMWARE */
6858         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x03: MBOX_DUMP_RAM */
6859         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x04: MBOX_WRITE_RAM_WORD */
6860         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x05: MBOX_READ_RAM_WORD */
6861         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x06: MBOX_MAILBOX_REG_TEST */
6862         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x07: MBOX_VERIFY_CHECKSUM   */
6863         ISP_SCSI_OPMAP(0x01, 0x0f),     /* 0x08: MBOX_ABOUT_FIRMWARE */
6864         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x09: */
6865         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0a: */
6866         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0b: */
6867         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0c: */
6868         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0d: */
6869         ISP_SCSI_OPMAP(0x01, 0x05),     /* 0x0e: MBOX_CHECK_FIRMWARE */
6870         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0f: */
6871         ISP_SCSI_OPMAP(0x1f, 0x1f),     /* 0x10: MBOX_INIT_REQ_QUEUE */
6872         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x11: MBOX_INIT_RES_QUEUE */
6873         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x12: MBOX_EXECUTE_IOCB */
6874         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x13: MBOX_WAKE_UP   */
6875         ISP_SCSI_OPMAP(0x01, 0x3f),     /* 0x14: MBOX_STOP_FIRMWARE */
6876         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x15: MBOX_ABORT */
6877         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x16: MBOX_ABORT_DEVICE */
6878         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x17: MBOX_ABORT_TARGET */
6879         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x18: MBOX_BUS_RESET */
6880         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x19: MBOX_STOP_QUEUE */
6881         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1a: MBOX_START_QUEUE */
6882         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6883         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1c: MBOX_ABORT_QUEUE */
6884         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6885         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x1e: */
6886         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6887         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x20: MBOX_GET_INIT_SCSI_ID */
6888         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x21: MBOX_GET_SELECT_TIMEOUT */
6889         ISP_SCSI_OPMAP(0x01, 0xc7),     /* 0x22: MBOX_GET_RETRY_COUNT   */
6890         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6891         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x24: MBOX_GET_CLOCK_RATE */
6892         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x25: MBOX_GET_ACT_NEG_STATE */
6893         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6894         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x27: MBOX_GET_PCI_PARAMS */
6895         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x28: MBOX_GET_TARGET_PARAMS */
6896         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6897         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6898         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2b: */
6899         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2c: */
6900         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2d: */
6901         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2e: */
6902         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2f: */
6903         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x30: MBOX_SET_INIT_SCSI_ID */
6904         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x31: MBOX_SET_SELECT_TIMEOUT */
6905         ISP_SCSI_OPMAP(0xc7, 0xc7),     /* 0x32: MBOX_SET_RETRY_COUNT   */
6906         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6907         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x34: MBOX_SET_CLOCK_RATE */
6908         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x35: MBOX_SET_ACT_NEG_STATE */
6909         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6910         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6911         ISP_SCSI_OPMAP(0x4f, 0x4f),     /* 0x38: MBOX_SET_TARGET_PARAMS */
6912         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6913         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6914         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3b: */
6915         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3c: */
6916         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3d: */
6917         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3e: */
6918         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3f: */
6919         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6920         ISP_SCSI_OPMAP(0x3f, 0x01),     /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6921         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x42: MBOX_EXEC_BIOS_IOCB */
6922         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x43: */
6923         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x44: */
6924         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x45: SET SYSTEM PARAMETER */
6925         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x46: GET SYSTEM PARAMETER */
6926         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x47: */
6927         ISP_SCSI_OPMAP(0x01, 0xcf),     /* 0x48: GET SCAM CONFIGURATION */
6928         ISP_SCSI_OPMAP(0xcf, 0xcf),     /* 0x49: SET SCAM CONFIGURATION */
6929         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6930         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6931         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4c: */
6932         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4d: */
6933         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4e: */
6934         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4f: */
6935         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x50: LOAD RAM A64 */
6936         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x51: DUMP RAM A64 */
6937         ISP_SCSI_OPMAP(0xdf, 0xff),     /* 0x52: INITIALIZE REQUEST QUEUE A64 */
6938         ISP_SCSI_OPMAP(0xef, 0xff),     /* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6939         ISP_SCSI_OPMAP(0xcf, 0x01),     /* 0x54: EXECUCUTE COMMAND IOCB A64 */
6940         ISP_SCSI_OPMAP(0x07, 0x01),     /* 0x55: ENABLE TARGET MODE */
6941         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x56: GET TARGET STATUS */
6942         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x57: */
6943         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x58: */
6944         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x59: */
6945         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6946         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6947         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x5c: SET HOST DATA */
6948         ISP_SCSI_OPMAP(0x01, 0x01)      /* 0x5d: GET NOST DATA */
6949 };
6950 #define MAX_SCSI_OPCODE 0x5d
6951
6952 static const char *scsi_mbcmd_names[] = {
6953         "NO-OP",
6954         "LOAD RAM",
6955         "EXEC FIRMWARE",
6956         "DUMP RAM",
6957         "WRITE RAM WORD",
6958         "READ RAM WORD",
6959         "MAILBOX REG TEST",
6960         "VERIFY CHECKSUM",
6961         "ABOUT FIRMWARE",
6962         NULL,
6963         NULL,
6964         NULL,
6965         NULL,
6966         NULL,
6967         "CHECK FIRMWARE",
6968         NULL,
6969         "INIT REQUEST QUEUE",
6970         "INIT RESULT QUEUE",
6971         "EXECUTE IOCB",
6972         "WAKE UP",
6973         "STOP FIRMWARE",
6974         "ABORT",
6975         "ABORT DEVICE",
6976         "ABORT TARGET",
6977         "BUS RESET",
6978         "STOP QUEUE",
6979         "START QUEUE",
6980         "SINGLE STEP QUEUE",
6981         "ABORT QUEUE",
6982         "GET DEV QUEUE STATUS",
6983         NULL,
6984         "GET FIRMWARE STATUS",
6985         "GET INIT SCSI ID",
6986         "GET SELECT TIMEOUT",
6987         "GET RETRY COUNT",
6988         "GET TAG AGE LIMIT",
6989         "GET CLOCK RATE",
6990         "GET ACT NEG STATE",
6991         "GET ASYNC DATA SETUP TIME",
6992         "GET PCI PARAMS",
6993         "GET TARGET PARAMS",
6994         "GET DEV QUEUE PARAMS",
6995         "GET RESET DELAY PARAMS",
6996         NULL,
6997         NULL,
6998         NULL,
6999         NULL,
7000         NULL,
7001         "SET INIT SCSI ID",
7002         "SET SELECT TIMEOUT",
7003         "SET RETRY COUNT",
7004         "SET TAG AGE LIMIT",
7005         "SET CLOCK RATE",
7006         "SET ACT NEG STATE",
7007         "SET ASYNC DATA SETUP TIME",
7008         "SET PCI CONTROL PARAMS",
7009         "SET TARGET PARAMS",
7010         "SET DEV QUEUE PARAMS",
7011         "SET RESET DELAY PARAMS",
7012         NULL,
7013         NULL,
7014         NULL,
7015         NULL,
7016         NULL,
7017         "RETURN BIOS BLOCK ADDR",
7018         "WRITE FOUR RAM WORDS",
7019         "EXEC BIOS IOCB",
7020         NULL,
7021         NULL,
7022         "SET SYSTEM PARAMETER",
7023         "GET SYSTEM PARAMETER",
7024         NULL,
7025         "GET SCAM CONFIGURATION",
7026         "SET SCAM CONFIGURATION",
7027         "SET FIRMWARE FEATURES",
7028         "GET FIRMWARE FEATURES",
7029         NULL,
7030         NULL,
7031         NULL,
7032         NULL,
7033         "LOAD RAM A64",
7034         "DUMP RAM A64",
7035         "INITIALIZE REQUEST QUEUE A64",
7036         "INITIALIZE RESPONSE QUEUE A64",
7037         "EXECUTE IOCB A64",
7038         "ENABLE TARGET MODE",
7039         "GET TARGET MODE STATE",
7040         NULL,
7041         NULL,
7042         NULL,
7043         "SET DATA OVERRUN RECOVERY MODE",
7044         "GET DATA OVERRUN RECOVERY MODE",
7045         "SET HOST DATA",
7046         "GET NOST DATA",
7047 };
7048
7049 #define ISP_FC_IBITS(op)        ((mbpfc[((op)<<3) + 0] << 24) | (mbpfc[((op)<<3) + 1] << 16) | (mbpfc[((op)<<3) + 2] << 8) | (mbpfc[((op)<<3) + 3]))
7050 #define ISP_FC_OBITS(op)        ((mbpfc[((op)<<3) + 4] << 24) | (mbpfc[((op)<<3) + 5] << 16) | (mbpfc[((op)<<3) + 6] << 8) | (mbpfc[((op)<<3) + 7]))
7051
7052 #define ISP_FC_OPMAP(in0, out0)                                                   0,   0,   0, in0,    0,    0,    0, out0
7053 #define ISP_FC_OPMAP_HALF(in1, in0, out1, out0)                                   0,   0, in1, in0,    0,    0, out1, out0
7054 #define ISP_FC_OPMAP_FULL(in3, in2, in1, in0, out3, out2, out1, out0)           in3, in2, in1, in0, out3, out2, out1, out0
7055 static const uint32_t mbpfc[] = {
7056         ISP_FC_OPMAP(0x01, 0x01),       /* 0x00: MBOX_NO_OP */
7057         ISP_FC_OPMAP(0x1f, 0x01),       /* 0x01: MBOX_LOAD_RAM */
7058         ISP_FC_OPMAP_HALF(0x07, 0xff, 0x00, 0x03),      /* 0x02: MBOX_EXEC_FIRMWARE */
7059         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x03: MBOX_DUMP_RAM */
7060         ISP_FC_OPMAP(0x07, 0x07),       /* 0x04: MBOX_WRITE_RAM_WORD */
7061         ISP_FC_OPMAP(0x03, 0x07),       /* 0x05: MBOX_READ_RAM_WORD */
7062         ISP_FC_OPMAP_FULL(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff),      /* 0x06: MBOX_MAILBOX_REG_TEST */
7063         ISP_FC_OPMAP(0x07, 0x07),       /* 0x07: MBOX_VERIFY_CHECKSUM   */
7064         ISP_FC_OPMAP_FULL(0x0, 0x0, 0x0, 0x01, 0x0, 0x3, 0x80, 0x7f),   /* 0x08: MBOX_ABOUT_FIRMWARE */
7065         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x09: MBOX_LOAD_RISC_RAM_2100 */
7066         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x0a: DUMP RAM */
7067         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x01),        /* 0x0b: MBOX_LOAD_RISC_RAM */
7068         ISP_FC_OPMAP(0x00, 0x00),       /* 0x0c: */
7069         ISP_FC_OPMAP_HALF(0x1, 0x0f, 0x0, 0x01),        /* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
7070         ISP_FC_OPMAP(0x01, 0x05),       /* 0x0e: MBOX_CHECK_FIRMWARE */
7071         ISP_FC_OPMAP_HALF(0x1, 0x03, 0x0, 0x0d),        /* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
7072         ISP_FC_OPMAP(0x1f, 0x11),       /* 0x10: MBOX_INIT_REQ_QUEUE */
7073         ISP_FC_OPMAP(0x2f, 0x21),       /* 0x11: MBOX_INIT_RES_QUEUE */
7074         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x12: MBOX_EXECUTE_IOCB */
7075         ISP_FC_OPMAP(0x03, 0x03),       /* 0x13: MBOX_WAKE_UP   */
7076         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x03),        /* 0x14: MBOX_STOP_FIRMWARE */
7077         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x15: MBOX_ABORT */
7078         ISP_FC_OPMAP(0x07, 0x01),       /* 0x16: MBOX_ABORT_DEVICE */
7079         ISP_FC_OPMAP(0x07, 0x01),       /* 0x17: MBOX_ABORT_TARGET */
7080         ISP_FC_OPMAP(0x03, 0x03),       /* 0x18: MBOX_BUS_RESET */
7081         ISP_FC_OPMAP(0x07, 0x05),       /* 0x19: MBOX_STOP_QUEUE */
7082         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1a: MBOX_START_QUEUE */
7083         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
7084         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1c: MBOX_ABORT_QUEUE */
7085         ISP_FC_OPMAP(0x07, 0x03),       /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
7086         ISP_FC_OPMAP(0x00, 0x00),       /* 0x1e: */
7087         ISP_FC_OPMAP(0x01, 0x07),       /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
7088         ISP_FC_OPMAP_HALF(0x2, 0x01, 0x7e, 0xcf),       /* 0x20: MBOX_GET_LOOP_ID */
7089         ISP_FC_OPMAP(0x00, 0x00),       /* 0x21: */
7090         ISP_FC_OPMAP(0x03, 0x4b),       /* 0x22: MBOX_GET_TIMEOUT_PARAMS */
7091         ISP_FC_OPMAP(0x00, 0x00),       /* 0x23: */
7092         ISP_FC_OPMAP(0x00, 0x00),       /* 0x24: */
7093         ISP_FC_OPMAP(0x00, 0x00),       /* 0x25: */
7094         ISP_FC_OPMAP(0x00, 0x00),       /* 0x26: */
7095         ISP_FC_OPMAP(0x00, 0x00),       /* 0x27: */
7096         ISP_FC_OPMAP(0x01, 0x03),       /* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
7097         ISP_FC_OPMAP(0x03, 0x07),       /* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
7098         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2a: */
7099         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2b: */
7100         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2c: */
7101         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2d: */
7102         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2e: */
7103         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2f: */
7104         ISP_FC_OPMAP(0x00, 0x00),       /* 0x30: */
7105         ISP_FC_OPMAP(0x00, 0x00),       /* 0x31: */
7106         ISP_FC_OPMAP(0x4b, 0x4b),       /* 0x32: MBOX_SET_TIMEOUT_PARAMS */
7107         ISP_FC_OPMAP(0x00, 0x00),       /* 0x33: */
7108         ISP_FC_OPMAP(0x00, 0x00),       /* 0x34: */
7109         ISP_FC_OPMAP(0x00, 0x00),       /* 0x35: */
7110         ISP_FC_OPMAP(0x00, 0x00),       /* 0x36: */
7111         ISP_FC_OPMAP(0x00, 0x00),       /* 0x37: */
7112         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
7113         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
7114         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3a: */
7115         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3b: */
7116         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3c: */
7117         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3d: */
7118         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3e: */
7119         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3f: */
7120         ISP_FC_OPMAP(0x03, 0x01),       /* 0x40: MBOX_LOOP_PORT_BYPASS */
7121         ISP_FC_OPMAP(0x03, 0x01),       /* 0x41: MBOX_LOOP_PORT_ENABLE */
7122         ISP_FC_OPMAP_HALF(0x0, 0x01, 0x3, 0xcf),        /* 0x42: MBOX_GET_RESOURCE_COUNT */
7123         ISP_FC_OPMAP(0x01, 0x01),       /* 0x43: MBOX_REQUEST_OFFLINE_MODE */
7124         ISP_FC_OPMAP(0x00, 0x00),       /* 0x44: */
7125         ISP_FC_OPMAP(0x00, 0x00),       /* 0x45: */
7126         ISP_FC_OPMAP(0x00, 0x00),       /* 0x46: */
7127         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x47: GET PORT_DATABASE ENHANCED */
7128         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
7129         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x49: MBOX_GET_VP_DATABASE */
7130         ISP_FC_OPMAP_HALF(0x2, 0xcd, 0x0, 0x01),        /* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
7131         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4b: */
7132         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4c: */
7133         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4d: */
7134         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4e: */
7135         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4f: */
7136         ISP_FC_OPMAP(0x00, 0x00),       /* 0x50: */
7137         ISP_FC_OPMAP(0x00, 0x00),       /* 0x51: */
7138         ISP_FC_OPMAP(0x00, 0x00),       /* 0x52: */
7139         ISP_FC_OPMAP(0x00, 0x00),       /* 0x53: */
7140         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x54: EXECUTE IOCB A64 */
7141         ISP_FC_OPMAP(0x00, 0x00),       /* 0x55: */
7142         ISP_FC_OPMAP(0x00, 0x00),       /* 0x56: */
7143         ISP_FC_OPMAP(0x00, 0x00),       /* 0x57: */
7144         ISP_FC_OPMAP(0x00, 0x00),       /* 0x58: */
7145         ISP_FC_OPMAP(0x00, 0x00),       /* 0x59: */
7146         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5a: */
7147         ISP_FC_OPMAP(0x03, 0x01),       /* 0x5b: MBOX_DRIVER_HEARTBEAT */
7148         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x5c: MBOX_FW_HEARTBEAT */
7149         ISP_FC_OPMAP(0x07, 0x1f),       /* 0x5d: MBOX_GET_SET_DATA_RATE */
7150         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5e: */
7151         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5f: */
7152         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x60: MBOX_INIT_FIRMWARE */
7153         ISP_FC_OPMAP(0x00, 0x00),       /* 0x61: */
7154         ISP_FC_OPMAP(0x01, 0x01),       /* 0x62: MBOX_INIT_LIP */
7155         ISP_FC_OPMAP(0xcd, 0x03),       /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
7156         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x64: MBOX_GET_PORT_DB */
7157         ISP_FC_OPMAP(0x07, 0x01),       /* 0x65: MBOX_CLEAR_ACA */
7158         ISP_FC_OPMAP(0x07, 0x01),       /* 0x66: MBOX_TARGET_RESET */
7159         ISP_FC_OPMAP(0x07, 0x01),       /* 0x67: MBOX_CLEAR_TASK_SET */
7160         ISP_FC_OPMAP(0x07, 0x01),       /* 0x68: MBOX_ABORT_TASK_SET */
7161         ISP_FC_OPMAP(0x01, 0x07),       /* 0x69: MBOX_GET_FW_STATE */
7162         ISP_FC_OPMAP_HALF(0x6, 0x03, 0x0, 0xcf),        /* 0x6a: MBOX_GET_PORT_NAME */
7163         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x6b: MBOX_GET_LINK_STATUS */
7164         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x6c: MBOX_INIT_LIP_RESET */
7165         ISP_FC_OPMAP(0x00, 0x00),       /* 0x6d: */
7166         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x6e: MBOX_SEND_SNS */
7167         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x6f: MBOX_FABRIC_LOGIN */
7168         ISP_FC_OPMAP_HALF(0x02, 0x03, 0x00, 0x03),      /* 0x70: MBOX_SEND_CHANGE_REQUEST */
7169         ISP_FC_OPMAP(0x03, 0x03),       /* 0x71: MBOX_FABRIC_LOGOUT */
7170         ISP_FC_OPMAP(0x0f, 0x0f),       /* 0x72: MBOX_INIT_LIP_LOGIN */
7171         ISP_FC_OPMAP(0x00, 0x00),       /* 0x73: */
7172         ISP_FC_OPMAP(0x07, 0x01),       /* 0x74: LOGIN LOOP PORT */
7173         ISP_FC_OPMAP_HALF(0x03, 0xcf, 0x00, 0x07),      /* 0x75: GET PORT/NODE NAME LIST */
7174         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x76: SET VENDOR ID */
7175         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x77: INITIALIZE IP MAILBOX */
7176         ISP_FC_OPMAP(0x00, 0x00),       /* 0x78: */
7177         ISP_FC_OPMAP(0x00, 0x00),       /* 0x79: */
7178         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7a: */
7179         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7b: */
7180         ISP_FC_OPMAP_HALF(0x03, 0x4f, 0x00, 0x07),      /* 0x7c: Get ID List */
7181         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x7d: SEND LFA */
7182         ISP_FC_OPMAP(0x0f, 0x01)        /* 0x7e: LUN RESET */
7183 };
7184 #define MAX_FC_OPCODE   0x7e
7185 /*
7186  * Footnotes
7187  *
7188  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
7189  *      do not access at this time in the core driver. The caller is
7190  *      responsible for setting this register first (Gross!). The assumption
7191  *      is that we won't overflow.
7192  */
7193
7194 static const char *fc_mbcmd_names[] = {
7195         "NO-OP",                        /* 00h */
7196         "LOAD RAM",
7197         "EXEC FIRMWARE",
7198         "DUMP RAM",
7199         "WRITE RAM WORD",
7200         "READ RAM WORD",
7201         "MAILBOX REG TEST",
7202         "VERIFY CHECKSUM",
7203         "ABOUT FIRMWARE",
7204         "LOAD RAM (2100)",
7205         "DUMP RAM",
7206         "LOAD RISC RAM",
7207         "DUMP RISC RAM",
7208         "WRITE RAM WORD EXTENDED",
7209         "CHECK FIRMWARE",
7210         "READ RAM WORD EXTENDED",
7211         "INIT REQUEST QUEUE",           /* 10h */
7212         "INIT RESULT QUEUE",
7213         "EXECUTE IOCB",
7214         "WAKE UP",
7215         "STOP FIRMWARE",
7216         "ABORT",
7217         "ABORT DEVICE",
7218         "ABORT TARGET",
7219         "BUS RESET",
7220         "STOP QUEUE",
7221         "START QUEUE",
7222         "SINGLE STEP QUEUE",
7223         "ABORT QUEUE",
7224         "GET DEV QUEUE STATUS",
7225         NULL,
7226         "GET FIRMWARE STATUS",
7227         "GET LOOP ID",                  /* 20h */
7228         NULL,
7229         "GET TIMEOUT PARAMS",
7230         NULL,
7231         NULL,
7232         NULL,
7233         NULL,
7234         NULL,
7235         "GET FIRMWARE OPTIONS",
7236         "GET PORT QUEUE PARAMS",
7237         "GENERATE SYSTEM ERROR",
7238         NULL,
7239         NULL,
7240         NULL,
7241         NULL,
7242         NULL,
7243         "WRITE SFP",                    /* 30h */
7244         "READ SFP",
7245         "SET TIMEOUT PARAMS",
7246         NULL,
7247         NULL,
7248         NULL,
7249         NULL,
7250         NULL,
7251         "SET FIRMWARE OPTIONS",
7252         "SET PORT QUEUE PARAMS",
7253         NULL,
7254         "SET FC LED CONF",
7255         NULL,
7256         "RESTART NIC FIRMWARE",
7257         "ACCESS CONTROL",
7258         NULL,
7259         "LOOP PORT BYPASS",             /* 40h */
7260         "LOOP PORT ENABLE",
7261         "GET RESOURCE COUNT",
7262         "REQUEST NON PARTICIPATING MODE",
7263         "DIAGNOSTIC ECHO TEST",
7264         "DIAGNOSTIC LOOPBACK",
7265         NULL,
7266         "GET PORT DATABASE ENHANCED",
7267         "INIT FIRMWARE MULTI ID",
7268         "GET VP DATABASE",
7269         "GET VP DATABASE ENTRY",
7270         NULL,
7271         NULL,
7272         NULL,
7273         NULL,
7274         NULL,
7275         "GET FCF LIST",                 /* 50h */
7276         "GET DCBX PARAMETERS",
7277         NULL,
7278         "HOST MEMORY COPY",
7279         "EXECUTE IOCB A64",
7280         NULL,
7281         NULL,
7282         "SEND RNID",
7283         NULL,
7284         "SET PARAMETERS",
7285         "GET PARAMETERS",
7286         "DRIVER HEARTBEAT",
7287         "FIRMWARE HEARTBEAT",
7288         "GET/SET DATA RATE",
7289         "SEND RNFT",
7290         NULL,
7291         "INIT FIRMWARE",                /* 60h */
7292         "GET INIT CONTROL BLOCK",
7293         "INIT LIP",
7294         "GET FC-AL POSITION MAP",
7295         "GET PORT DATABASE",
7296         "CLEAR ACA",
7297         "TARGET RESET",
7298         "CLEAR TASK SET",
7299         "ABORT TASK SET",
7300         "GET FW STATE",
7301         "GET PORT NAME",
7302         "GET LINK STATUS",
7303         "INIT LIP RESET",
7304         "GET LINK STATS & PRIVATE DATA CNTS",
7305         "SEND SNS",
7306         "FABRIC LOGIN",
7307         "SEND CHANGE REQUEST",          /* 70h */
7308         "FABRIC LOGOUT",
7309         "INIT LIP LOGIN",
7310         NULL,
7311         "LOGIN LOOP PORT",
7312         "GET PORT/NODE NAME LIST",
7313         "SET VENDOR ID",
7314         "INITIALIZE IP MAILBOX",
7315         NULL,
7316         NULL,
7317         "GET XGMAC STATS",
7318         NULL,
7319         "GET ID LIST",
7320         "SEND LFA",
7321         "LUN RESET"
7322 };
7323
7324 static void
7325 isp_mboxcmd_qnw(ispsoftc_t *isp, mbreg_t *mbp, int nodelay)
7326 {
7327         unsigned int ibits, obits, box, opcode;
7328
7329         opcode = mbp->param[0];
7330         if (IS_FC(isp)) {
7331                 ibits = ISP_FC_IBITS(opcode);
7332                 obits = ISP_FC_OBITS(opcode);
7333         } else {
7334                 ibits = ISP_SCSI_IBITS(opcode);
7335                 obits = ISP_SCSI_OBITS(opcode);
7336         }
7337         ibits |= mbp->ibits;
7338         obits |= mbp->obits;
7339         for (box = 0; box < ISP_NMBOX(isp); box++) {
7340                 if (ibits & (1 << box)) {
7341                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7342                 }
7343                 if (nodelay == 0) {
7344                         isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7345                 }
7346         }
7347         if (nodelay == 0) {
7348                 isp->isp_lastmbxcmd = opcode;
7349                 isp->isp_obits = obits;
7350                 isp->isp_mboxbsy = 1;
7351         }
7352         if (IS_24XX(isp)) {
7353                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7354         } else {
7355                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7356         }
7357         /*
7358          * Oddly enough, if we're not delaying for an answer,
7359          * delay a bit to give the f/w a chance to pick up the
7360          * command.
7361          */
7362         if (nodelay) {
7363                 ISP_DELAY(1000);
7364         }
7365 }
7366
7367 static void
7368 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7369 {
7370         const char *cname, *xname, *sname;
7371         char tname[16], mname[16];
7372         unsigned int ibits, obits, box, opcode;
7373
7374         opcode = mbp->param[0];
7375         if (IS_FC(isp)) {
7376                 if (opcode > MAX_FC_OPCODE) {
7377                         mbp->param[0] = MBOX_INVALID_COMMAND;
7378                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7379                         return;
7380                 }
7381                 cname = fc_mbcmd_names[opcode];
7382                 ibits = ISP_FC_IBITS(opcode);
7383                 obits = ISP_FC_OBITS(opcode);
7384         } else {
7385                 if (opcode > MAX_SCSI_OPCODE) {
7386                         mbp->param[0] = MBOX_INVALID_COMMAND;
7387                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7388                         return;
7389                 }
7390                 cname = scsi_mbcmd_names[opcode];
7391                 ibits = ISP_SCSI_IBITS(opcode);
7392                 obits = ISP_SCSI_OBITS(opcode);
7393         }
7394         if (cname == NULL) {
7395                 cname = tname;
7396                 ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7397         }
7398         isp_prt(isp, ISP_LOGDEBUG3, "Mailbox Command '%s'", cname);
7399
7400         /*
7401          * Pick up any additional bits that the caller might have set.
7402          */
7403         ibits |= mbp->ibits;
7404         obits |= mbp->obits;
7405
7406         /*
7407          * Mask any bits that the caller wants us to mask
7408          */
7409         ibits &= mbp->ibitm;
7410         obits &= mbp->obitm;
7411
7412
7413         if (ibits == 0 && obits == 0) {
7414                 mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7415                 isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7416                 return;
7417         }
7418
7419         /*
7420          * Get exclusive usage of mailbox registers.
7421          */
7422         if (MBOX_ACQUIRE(isp)) {
7423                 mbp->param[0] = MBOX_REGS_BUSY;
7424                 goto out;
7425         }
7426
7427         for (box = 0; box < ISP_NMBOX(isp); box++) {
7428                 if (ibits & (1 << box)) {
7429                         isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7430                             mbp->param[box]);
7431                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7432                 }
7433                 isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7434         }
7435
7436         isp->isp_lastmbxcmd = opcode;
7437
7438         /*
7439          * We assume that we can't overwrite a previous command.
7440          */
7441         isp->isp_obits = obits;
7442         isp->isp_mboxbsy = 1;
7443
7444         /*
7445          * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7446          */
7447         if (IS_24XX(isp)) {
7448                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7449         } else {
7450                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7451         }
7452
7453         /*
7454          * While we haven't finished the command, spin our wheels here.
7455          */
7456         MBOX_WAIT_COMPLETE(isp, mbp);
7457
7458         /*
7459          * Did the command time out?
7460          */
7461         if (mbp->param[0] == MBOX_TIMEOUT) {
7462                 isp->isp_mboxbsy = 0;
7463                 MBOX_RELEASE(isp);
7464                 goto out;
7465         }
7466
7467         /*
7468          * Copy back output registers.
7469          */
7470         for (box = 0; box < ISP_NMBOX(isp); box++) {
7471                 if (obits & (1 << box)) {
7472                         mbp->param[box] = isp->isp_mboxtmp[box];
7473                         isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7474                             mbp->param[box]);
7475                 }
7476         }
7477
7478         isp->isp_mboxbsy = 0;
7479         MBOX_RELEASE(isp);
7480 out:
7481         if (mbp->logval == 0 || mbp->param[0] == MBOX_COMMAND_COMPLETE)
7482                 return;
7483
7484         if ((mbp->param[0] & 0xbfe0) == 0 &&
7485             (mbp->logval & MBLOGMASK(mbp->param[0])) == 0)
7486                 return;
7487
7488         xname = NULL;
7489         sname = "";
7490         switch (mbp->param[0]) {
7491         case MBOX_INVALID_COMMAND:
7492                 xname = "INVALID COMMAND";
7493                 break;
7494         case MBOX_HOST_INTERFACE_ERROR:
7495                 xname = "HOST INTERFACE ERROR";
7496                 break;
7497         case MBOX_TEST_FAILED:
7498                 xname = "TEST FAILED";
7499                 break;
7500         case MBOX_COMMAND_ERROR:
7501                 xname = "COMMAND ERROR";
7502                 ISP_SNPRINTF(mname, sizeof(mname), " subcode 0x%x",
7503                     mbp->param[1]);
7504                 sname = mname;
7505                 break;
7506         case MBOX_COMMAND_PARAM_ERROR:
7507                 xname = "COMMAND PARAMETER ERROR";
7508                 break;
7509         case MBOX_PORT_ID_USED:
7510                 xname = "PORT ID ALREADY IN USE";
7511                 break;
7512         case MBOX_LOOP_ID_USED:
7513                 xname = "LOOP ID ALREADY IN USE";
7514                 break;
7515         case MBOX_ALL_IDS_USED:
7516                 xname = "ALL LOOP IDS IN USE";
7517                 break;
7518         case MBOX_NOT_LOGGED_IN:
7519                 xname = "NOT LOGGED IN";
7520                 break;
7521         case MBOX_LINK_DOWN_ERROR:
7522                 xname = "LINK DOWN ERROR";
7523                 break;
7524         case MBOX_LOOPBACK_ERROR:
7525                 xname = "LOOPBACK ERROR";
7526                 break;
7527         case MBOX_CHECKSUM_ERROR:
7528                 xname = "CHECKSUM ERROR";
7529                 break;
7530         case MBOX_INVALID_PRODUCT_KEY:
7531                 xname = "INVALID PRODUCT KEY";
7532                 break;
7533         case MBOX_REGS_BUSY:
7534                 xname = "REGISTERS BUSY";
7535                 break;
7536         case MBOX_TIMEOUT:
7537                 xname = "TIMEOUT";
7538                 break;
7539         default:
7540                 ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7541                 xname = mname;
7542                 break;
7543         }
7544         if (xname) {
7545                 isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s%s)",
7546                     cname, xname, sname);
7547         }
7548 }
7549
7550 static int
7551 isp_fw_state(ispsoftc_t *isp, int chan)
7552 {
7553         if (IS_FC(isp)) {
7554                 mbreg_t mbs;
7555
7556                 MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7557                 isp_mboxcmd(isp, &mbs);
7558                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7559                         return (mbs.param[1]);
7560                 }
7561         }
7562         return (FW_ERROR);
7563 }
7564
7565 static void
7566 isp_spi_update(ispsoftc_t *isp, int chan)
7567 {
7568         int tgt;
7569         mbreg_t mbs;
7570         sdparam *sdp;
7571
7572         if (IS_FC(isp)) {
7573                 /*
7574                  * There are no 'per-bus' settings for Fibre Channel.
7575                  */
7576                 return;
7577         }
7578         sdp = SDPARAM(isp, chan);
7579         sdp->update = 0;
7580
7581         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7582                 uint16_t flags, period, offset;
7583                 int get;
7584
7585                 if (sdp->isp_devparam[tgt].dev_enable == 0) {
7586                         sdp->isp_devparam[tgt].dev_update = 0;
7587                         sdp->isp_devparam[tgt].dev_refresh = 0;
7588                         isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7589                         continue;
7590                 }
7591                 /*
7592                  * If the goal is to update the status of the device,
7593                  * take what's in goal_flags and try and set the device
7594                  * toward that. Otherwise, if we're just refreshing the
7595                  * current device state, get the current parameters.
7596                  */
7597
7598                 MBSINIT(&mbs, 0, MBLOGALL, 0);
7599
7600                 /*
7601                  * Refresh overrides set
7602                  */
7603                 if (sdp->isp_devparam[tgt].dev_refresh) {
7604                         mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7605                         get = 1;
7606                 } else if (sdp->isp_devparam[tgt].dev_update) {
7607                         mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7608
7609                         /*
7610                          * Make sure goal_flags has "Renegotiate on Error"
7611                          * on and "Freeze Queue on Error" off.
7612                          */
7613                         sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7614                         sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7615                         mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7616
7617                         /*
7618                          * Insist that PARITY must be enabled
7619                          * if SYNC or WIDE is enabled.
7620                          */
7621                         if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7622                                 mbs.param[2] |= DPARM_PARITY;
7623                         }
7624
7625                         if (mbs.param[2] & DPARM_SYNC) {
7626                                 mbs.param[3] =
7627                                     (sdp->isp_devparam[tgt].goal_offset << 8) |
7628                                     (sdp->isp_devparam[tgt].goal_period);
7629                         }
7630                         /*
7631                          * A command completion later that has
7632                          * RQSTF_NEGOTIATION set can cause
7633                          * the dev_refresh/announce cycle also.
7634                          *
7635                          * Note: It is really important to update our current
7636                          * flags with at least the state of TAG capabilities-
7637                          * otherwise we might try and send a tagged command
7638                          * when we have it all turned off. So change it here
7639                          * to say that current already matches goal.
7640                          */
7641                         sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7642                         sdp->isp_devparam[tgt].actv_flags |=
7643                             (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7644                         isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7645                             chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7646                         get = 0;
7647                 } else {
7648                         continue;
7649                 }
7650                 mbs.param[1] = (chan << 15) | (tgt << 8);
7651                 isp_mboxcmd(isp, &mbs);
7652                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7653                         continue;
7654                 }
7655                 if (get == 0) {
7656                         sdp->sendmarker = 1;
7657                         sdp->isp_devparam[tgt].dev_update = 0;
7658                         sdp->isp_devparam[tgt].dev_refresh = 1;
7659                 } else {
7660                         sdp->isp_devparam[tgt].dev_refresh = 0;
7661                         flags = mbs.param[2];
7662                         period = mbs.param[3] & 0xff;
7663                         offset = mbs.param[3] >> 8;
7664                         sdp->isp_devparam[tgt].actv_flags = flags;
7665                         sdp->isp_devparam[tgt].actv_period = period;
7666                         sdp->isp_devparam[tgt].actv_offset = offset;
7667                         isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7668                 }
7669         }
7670
7671         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7672                 if (sdp->isp_devparam[tgt].dev_update ||
7673                     sdp->isp_devparam[tgt].dev_refresh) {
7674                         sdp->update = 1;
7675                         break;
7676                 }
7677         }
7678 }
7679
7680 static void
7681 isp_setdfltsdparm(ispsoftc_t *isp)
7682 {
7683         int tgt;
7684         sdparam *sdp, *sdp1;
7685
7686         sdp = SDPARAM(isp, 0);
7687         if (IS_DUALBUS(isp))
7688                 sdp1 = sdp + 1;
7689         else
7690                 sdp1 = NULL;
7691
7692         /*
7693          * Establish some default parameters.
7694          */
7695         sdp->isp_cmd_dma_burst_enable = 0;
7696         sdp->isp_data_dma_burst_enabl = 1;
7697         sdp->isp_fifo_threshold = 0;
7698         sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7699         if (isp->isp_type >= ISP_HA_SCSI_1040) {
7700                 sdp->isp_async_data_setup = 9;
7701         } else {
7702                 sdp->isp_async_data_setup = 6;
7703         }
7704         sdp->isp_selection_timeout = 250;
7705         sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7706         sdp->isp_tag_aging = 8;
7707         sdp->isp_bus_reset_delay = 5;
7708         /*
7709          * Don't retry selection, busy or queue full automatically- reflect
7710          * these back to us.
7711          */
7712         sdp->isp_retry_count = 0;
7713         sdp->isp_retry_delay = 0;
7714
7715         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7716                 sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7717                 sdp->isp_devparam[tgt].dev_enable = 1;
7718         }
7719
7720         /*
7721          * The trick here is to establish a default for the default (honk!)
7722          * state (goal_flags). Then try and get the current status from
7723          * the card to fill in the current state. We don't, in fact, set
7724          * the default to the SAFE default state- that's not the goal state.
7725          */
7726         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7727                 uint8_t off, per;
7728                 sdp->isp_devparam[tgt].actv_offset = 0;
7729                 sdp->isp_devparam[tgt].actv_period = 0;
7730                 sdp->isp_devparam[tgt].actv_flags = 0;
7731
7732                 sdp->isp_devparam[tgt].goal_flags =
7733                     sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7734
7735                 /*
7736                  * We default to Wide/Fast for versions less than a 1040
7737                  * (unless it's SBus).
7738                  */
7739                 if (IS_ULTRA3(isp)) {
7740                         off = ISP_80M_SYNCPARMS >> 8;
7741                         per = ISP_80M_SYNCPARMS & 0xff;
7742                 } else if (IS_ULTRA2(isp)) {
7743                         off = ISP_40M_SYNCPARMS >> 8;
7744                         per = ISP_40M_SYNCPARMS & 0xff;
7745                 } else if (IS_1240(isp)) {
7746                         off = ISP_20M_SYNCPARMS >> 8;
7747                         per = ISP_20M_SYNCPARMS & 0xff;
7748                 } else if ((isp->isp_bustype == ISP_BT_SBUS &&
7749                     isp->isp_type < ISP_HA_SCSI_1020A) ||
7750                     (isp->isp_bustype == ISP_BT_PCI &&
7751                     isp->isp_type < ISP_HA_SCSI_1040) ||
7752                     (isp->isp_clock && isp->isp_clock < 60) ||
7753                     (sdp->isp_ultramode == 0)) {
7754                         off = ISP_10M_SYNCPARMS >> 8;
7755                         per = ISP_10M_SYNCPARMS & 0xff;
7756                 } else {
7757                         off = ISP_20M_SYNCPARMS_1040 >> 8;
7758                         per = ISP_20M_SYNCPARMS_1040 & 0xff;
7759                 }
7760                 sdp->isp_devparam[tgt].goal_offset =
7761                     sdp->isp_devparam[tgt].nvrm_offset = off;
7762                 sdp->isp_devparam[tgt].goal_period =
7763                     sdp->isp_devparam[tgt].nvrm_period = per;
7764
7765         }
7766
7767         /*
7768          * If we're a dual bus card, just copy the data over
7769          */
7770         if (sdp1) {
7771                 *sdp1 = *sdp;
7772                 sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7773         }
7774
7775         /*
7776          * If we've not been told to avoid reading NVRAM, try and read it.
7777          * If we're successful reading it, we can then return because NVRAM
7778          * will tell us what the desired settings are. Otherwise, we establish
7779          * some reasonable 'fake' nvram and goal defaults.
7780          */
7781         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7782                 mbreg_t mbs;
7783
7784                 if (isp_read_nvram(isp, 0) == 0) {
7785                         if (IS_DUALBUS(isp)) {
7786                                 if (isp_read_nvram(isp, 1) == 0) {
7787                                         return;
7788                                 }
7789                         }
7790                 }
7791                 MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7792                 isp_mboxcmd(isp, &mbs);
7793                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7794                         sdp->isp_req_ack_active_neg = 1;
7795                         sdp->isp_data_line_active_neg = 1;
7796                         if (sdp1) {
7797                                 sdp1->isp_req_ack_active_neg = 1;
7798                                 sdp1->isp_data_line_active_neg = 1;
7799                         }
7800                 } else {
7801                         sdp->isp_req_ack_active_neg =
7802                             (mbs.param[1] >> 4) & 0x1;
7803                         sdp->isp_data_line_active_neg =
7804                             (mbs.param[1] >> 5) & 0x1;
7805                         if (sdp1) {
7806                                 sdp1->isp_req_ack_active_neg =
7807                                     (mbs.param[2] >> 4) & 0x1;
7808                                 sdp1->isp_data_line_active_neg =
7809                                     (mbs.param[2] >> 5) & 0x1;
7810                         }
7811                 }
7812         }
7813
7814 }
7815
7816 static void
7817 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7818 {
7819         fcparam *fcp = FCPARAM(isp, chan);
7820
7821         /*
7822          * Establish some default parameters.
7823          */
7824         fcp->role = DEFAULT_ROLE(isp, chan);
7825         fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7826         fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7827         fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7828         fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7829         fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7830         fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7831         fcp->isp_fwoptions = 0;
7832         fcp->isp_xfwoptions = 0;
7833         fcp->isp_zfwoptions = 0;
7834         fcp->isp_lasthdl = NIL_HANDLE;
7835         fcp->isp_login_hdl = NIL_HANDLE;
7836
7837         if (IS_24XX(isp)) {
7838                 fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7839                 fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7840                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7841                         fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7842                 fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7843                 fcp->isp_xfwoptions |= ICB2400_OPT2_LOOP_2_PTP;
7844                 fcp->isp_zfwoptions |= ICB2400_OPT3_RATE_AUTO;
7845         } else {
7846                 fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7847                 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7848                 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7849                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7850                         fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7851                 /*
7852                  * Make sure this is turned off now until we get
7853                  * extended options from NVRAM
7854                  */
7855                 fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7856                 fcp->isp_xfwoptions |= ICBXOPT_LOOP_2_PTP;
7857                 fcp->isp_zfwoptions |= ICBZOPT_RATE_AUTO;
7858         }
7859
7860
7861         /*
7862          * Now try and read NVRAM unless told to not do so.
7863          * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7864          */
7865         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7866                 int i, j = 0;
7867                 /*
7868                  * Give a couple of tries at reading NVRAM.
7869                  */
7870                 for (i = 0; i < 2; i++) {
7871                         j = isp_read_nvram(isp, chan);
7872                         if (j == 0) {
7873                                 break;
7874                         }
7875                 }
7876                 if (j) {
7877                         isp->isp_confopts |= ISP_CFG_NONVRAM;
7878                 }
7879         }
7880
7881         fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7882         fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7883         isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7884             chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7885             (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7886             isp_class3_roles[fcp->role]);
7887 }
7888
7889 /*
7890  * Re-initialize the ISP and complete all orphaned commands
7891  * with a 'botched' notice. The reset/init routines should
7892  * not disturb an already active list of commands.
7893  */
7894
7895 int
7896 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7897 {
7898         int i, res = 0;
7899
7900         if (isp->isp_state == ISP_RUNSTATE)
7901                 isp_deinit(isp);
7902         if (isp->isp_state != ISP_RESETSTATE)
7903                 isp_reset(isp, do_load_defaults);
7904         if (isp->isp_state != ISP_RESETSTATE) {
7905                 res = EIO;
7906                 isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7907                 ISP_DISABLE_INTS(isp);
7908                 goto cleanup;
7909         }
7910
7911         isp_init(isp);
7912         if (isp->isp_state > ISP_RESETSTATE &&
7913             isp->isp_state != ISP_RUNSTATE) {
7914                 res = EIO;
7915                 isp_prt(isp, ISP_LOGERR, "%s: cannot init card", __func__);
7916                 ISP_DISABLE_INTS(isp);
7917                 if (IS_FC(isp)) {
7918                         /*
7919                          * If we're in ISP_ROLE_NONE, turn off the lasers.
7920                          */
7921                         if (!IS_24XX(isp)) {
7922                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7923                                 ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7924                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7925                                 ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7926                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7927                         }
7928                 }
7929         }
7930
7931 cleanup:
7932         isp->isp_nactive = 0;
7933         isp_clear_commands(isp);
7934         if (IS_FC(isp)) {
7935                 for (i = 0; i < isp->isp_nchan; i++)
7936                         isp_clear_portdb(isp, i);
7937         }
7938         return (res);
7939 }
7940
7941 /*
7942  * NVRAM Routines
7943  */
7944 static int
7945 isp_read_nvram(ispsoftc_t *isp, int bus)
7946 {
7947         int i, amt, retval;
7948         uint8_t csum, minversion;
7949         union {
7950                 uint8_t _x[ISP2400_NVRAM_SIZE];
7951                 uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7952         } _n;
7953 #define nvram_data      _n._x
7954 #define nvram_words     _n._s
7955
7956         if (IS_24XX(isp)) {
7957                 return (isp_read_nvram_2400(isp, nvram_data));
7958         } else if (IS_FC(isp)) {
7959                 amt = ISP2100_NVRAM_SIZE;
7960                 minversion = 1;
7961         } else if (IS_ULTRA2(isp)) {
7962                 amt = ISP1080_NVRAM_SIZE;
7963                 minversion = 0;
7964         } else {
7965                 amt = ISP_NVRAM_SIZE;
7966                 minversion = 2;
7967         }
7968
7969         for (i = 0; i < amt>>1; i++) {
7970                 isp_rdnvram_word(isp, i, &nvram_words[i]);
7971         }
7972
7973         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7974             nvram_data[2] != 'P') {
7975                 if (isp->isp_bustype != ISP_BT_SBUS) {
7976                         isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7977                         isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7978                 }
7979                 retval = -1;
7980                 goto out;
7981         }
7982
7983         for (csum = 0, i = 0; i < amt; i++) {
7984                 csum += nvram_data[i];
7985         }
7986         if (csum != 0) {
7987                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7988                 retval = -1;
7989                 goto out;
7990         }
7991
7992         if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7993                 isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7994                     ISP_NVRAM_VERSION(nvram_data));
7995                 retval = -1;
7996                 goto out;
7997         }
7998
7999         if (IS_ULTRA3(isp)) {
8000                 isp_parse_nvram_12160(isp, bus, nvram_data);
8001         } else if (IS_1080(isp)) {
8002                 isp_parse_nvram_1080(isp, bus, nvram_data);
8003         } else if (IS_1280(isp) || IS_1240(isp)) {
8004                 isp_parse_nvram_1080(isp, bus, nvram_data);
8005         } else if (IS_SCSI(isp)) {
8006                 isp_parse_nvram_1020(isp, nvram_data);
8007         } else {
8008                 isp_parse_nvram_2100(isp, nvram_data);
8009         }
8010         retval = 0;
8011 out:
8012         return (retval);
8013 #undef  nvram_data
8014 #undef  nvram_words
8015 }
8016
8017 static int
8018 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8019 {
8020         int retval = 0;
8021         uint32_t addr, csum, lwrds, *dptr;
8022
8023         if (isp->isp_port) {
8024                 addr = ISP2400_NVRAM_PORT1_ADDR;
8025         } else {
8026                 addr = ISP2400_NVRAM_PORT0_ADDR;
8027         }
8028
8029         dptr = (uint32_t *) nvram_data;
8030         for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8031                 isp_rd_2400_nvram(isp, addr++, dptr++);
8032         }
8033         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
8034             nvram_data[2] != 'P') {
8035                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
8036                     nvram_data[0], nvram_data[1], nvram_data[2]);
8037                 retval = -1;
8038                 goto out;
8039         }
8040         dptr = (uint32_t *) nvram_data;
8041         for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8042                 uint32_t tmp;
8043                 ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
8044                 csum += tmp;
8045         }
8046         if (csum != 0) {
8047                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
8048                 retval = -1;
8049                 goto out;
8050         }
8051         isp_parse_nvram_2400(isp, nvram_data);
8052 out:
8053         return (retval);
8054 }
8055
8056 static void
8057 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
8058 {
8059         int i, cbits;
8060         uint16_t bit, rqst, junk;
8061
8062         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8063         ISP_DELAY(10);
8064         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8065         ISP_DELAY(10);
8066
8067         if (IS_FC(isp)) {
8068                 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
8069                 if (IS_2312(isp) && isp->isp_port) {
8070                         wo += 128;
8071                 }
8072                 rqst = (ISP_NVRAM_READ << 8) | wo;
8073                 cbits = 10;
8074         } else if (IS_ULTRA2(isp)) {
8075                 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
8076                 rqst = (ISP_NVRAM_READ << 8) | wo;
8077                 cbits = 10;
8078         } else {
8079                 wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
8080                 rqst = (ISP_NVRAM_READ << 6) | wo;
8081                 cbits = 8;
8082         }
8083
8084         /*
8085          * Clock the word select request out...
8086          */
8087         for (i = cbits; i >= 0; i--) {
8088                 if ((rqst >> i) & 1) {
8089                         bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
8090                 } else {
8091                         bit = BIU_NVRAM_SELECT;
8092                 }
8093                 ISP_WRITE(isp, BIU_NVRAM, bit);
8094                 ISP_DELAY(10);
8095                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8096                 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
8097                 ISP_DELAY(10);
8098                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8099                 ISP_WRITE(isp, BIU_NVRAM, bit);
8100                 ISP_DELAY(10);
8101                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8102         }
8103         /*
8104          * Now read the result back in (bits come back in MSB format).
8105          */
8106         *rp = 0;
8107         for (i = 0; i < 16; i++) {
8108                 uint16_t rv;
8109                 *rp <<= 1;
8110                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8111                 ISP_DELAY(10);
8112                 rv = ISP_READ(isp, BIU_NVRAM);
8113                 if (rv & BIU_NVRAM_DATAIN) {
8114                         *rp |= 1;
8115                 }
8116                 ISP_DELAY(10);
8117                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8118                 ISP_DELAY(10);
8119                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8120         }
8121         ISP_WRITE(isp, BIU_NVRAM, 0);
8122         ISP_DELAY(10);
8123         junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8124         ISP_SWIZZLE_NVRAM_WORD(isp, rp);
8125 }
8126
8127 static void
8128 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
8129 {
8130         int loops = 0;
8131         uint32_t base = 0x7ffe0000;
8132         uint32_t tmp = 0;
8133
8134         if (IS_26XX(isp)) {
8135                 base = 0x7fe7c000;      /* XXX: Observation, may be wrong. */
8136         } else if (IS_25XX(isp)) {
8137                 base = 0x7ff00000 | 0x48000;
8138         }
8139         ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
8140         for (loops = 0; loops < 5000; loops++) {
8141                 ISP_DELAY(10);
8142                 tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
8143                 if ((tmp & (1U << 31)) != 0) {
8144                         break;
8145                 }
8146         }
8147         if (tmp & (1U << 31)) {
8148                 *rp = ISP_READ(isp, BIU2400_FLASH_DATA);
8149                 ISP_SWIZZLE_NVRAM_LONG(isp, rp);
8150         } else {
8151                 *rp = 0xffffffff;
8152         }
8153 }
8154
8155 static void
8156 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
8157 {
8158         sdparam *sdp = SDPARAM(isp, 0);
8159         int tgt;
8160
8161         sdp->isp_fifo_threshold =
8162                 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
8163                 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
8164
8165         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8166                 sdp->isp_initiator_id = ISP_NVRAM_INITIATOR_ID(nvram_data);
8167
8168         sdp->isp_bus_reset_delay =
8169                 ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
8170
8171         sdp->isp_retry_count =
8172                 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
8173
8174         sdp->isp_retry_delay =
8175                 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
8176
8177         sdp->isp_async_data_setup =
8178                 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
8179
8180         if (isp->isp_type >= ISP_HA_SCSI_1040) {
8181                 if (sdp->isp_async_data_setup < 9) {
8182                         sdp->isp_async_data_setup = 9;
8183                 }
8184         } else {
8185                 if (sdp->isp_async_data_setup != 6) {
8186                         sdp->isp_async_data_setup = 6;
8187                 }
8188         }
8189
8190         sdp->isp_req_ack_active_neg =
8191                 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
8192
8193         sdp->isp_data_line_active_neg =
8194                 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
8195
8196         sdp->isp_data_dma_burst_enabl =
8197                 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
8198
8199         sdp->isp_cmd_dma_burst_enable =
8200                 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
8201
8202         sdp->isp_tag_aging =
8203                 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
8204
8205         sdp->isp_selection_timeout =
8206                 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
8207
8208         sdp->isp_max_queue_depth =
8209                 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
8210
8211         sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
8212
8213         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8214                 sdp->isp_devparam[tgt].dev_enable =
8215                         ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
8216                 sdp->isp_devparam[tgt].exc_throttle =
8217                         ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
8218                 sdp->isp_devparam[tgt].nvrm_offset =
8219                         ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
8220                 sdp->isp_devparam[tgt].nvrm_period =
8221                         ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
8222                 /*
8223                  * We probably shouldn't lie about this, but it
8224                  * it makes it much safer if we limit NVRAM values
8225                  * to sanity.
8226                  */
8227                 if (isp->isp_type < ISP_HA_SCSI_1040) {
8228                         /*
8229                          * If we're not ultra, we can't possibly
8230                          * be a shorter period than this.
8231                          */
8232                         if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
8233                                 sdp->isp_devparam[tgt].nvrm_period = 0x19;
8234                         }
8235                         if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
8236                                 sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
8237                         }
8238                 } else {
8239                         if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
8240                                 sdp->isp_devparam[tgt].nvrm_offset = 0x8;
8241                         }
8242                 }
8243                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8244                 if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
8245                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8246                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8247                 if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
8248                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8249                 if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
8250                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8251                 if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
8252                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8253                 if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
8254                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8255                 if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
8256                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8257                 sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
8258                 sdp->isp_devparam[tgt].goal_offset =
8259                     sdp->isp_devparam[tgt].nvrm_offset;
8260                 sdp->isp_devparam[tgt].goal_period =
8261                     sdp->isp_devparam[tgt].nvrm_period;
8262                 sdp->isp_devparam[tgt].goal_flags =
8263                     sdp->isp_devparam[tgt].nvrm_flags;
8264         }
8265 }
8266
8267 static void
8268 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8269 {
8270         sdparam *sdp = SDPARAM(isp, bus);
8271         int tgt;
8272
8273         sdp->isp_fifo_threshold =
8274             ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
8275
8276         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8277                 sdp->isp_initiator_id = ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
8278
8279         sdp->isp_bus_reset_delay =
8280             ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8281
8282         sdp->isp_retry_count =
8283             ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8284
8285         sdp->isp_retry_delay =
8286             ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8287
8288         sdp->isp_async_data_setup =
8289             ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8290
8291         sdp->isp_req_ack_active_neg =
8292             ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8293
8294         sdp->isp_data_line_active_neg =
8295             ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8296
8297         sdp->isp_data_dma_burst_enabl =
8298             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8299
8300         sdp->isp_cmd_dma_burst_enable =
8301             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8302
8303         sdp->isp_selection_timeout =
8304             ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8305
8306         sdp->isp_max_queue_depth =
8307              ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8308
8309         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8310                 sdp->isp_devparam[tgt].dev_enable =
8311                     ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8312                 sdp->isp_devparam[tgt].exc_throttle =
8313                         ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8314                 sdp->isp_devparam[tgt].nvrm_offset =
8315                         ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8316                 sdp->isp_devparam[tgt].nvrm_period =
8317                         ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8318                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8319                 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8320                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8321                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8322                 if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8323                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8324                 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8325                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8326                 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8327                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8328                 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8329                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8330                 if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8331                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8332                 sdp->isp_devparam[tgt].actv_flags = 0;
8333                 sdp->isp_devparam[tgt].goal_offset =
8334                     sdp->isp_devparam[tgt].nvrm_offset;
8335                 sdp->isp_devparam[tgt].goal_period =
8336                     sdp->isp_devparam[tgt].nvrm_period;
8337                 sdp->isp_devparam[tgt].goal_flags =
8338                     sdp->isp_devparam[tgt].nvrm_flags;
8339         }
8340 }
8341
8342 static void
8343 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8344 {
8345         sdparam *sdp = SDPARAM(isp, bus);
8346         int tgt;
8347
8348         sdp->isp_fifo_threshold =
8349             ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
8350
8351         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8352                 sdp->isp_initiator_id = ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8353
8354         sdp->isp_bus_reset_delay =
8355             ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8356
8357         sdp->isp_retry_count =
8358             ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8359
8360         sdp->isp_retry_delay =
8361             ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8362
8363         sdp->isp_async_data_setup =
8364             ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8365
8366         sdp->isp_req_ack_active_neg =
8367             ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8368
8369         sdp->isp_data_line_active_neg =
8370             ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8371
8372         sdp->isp_data_dma_burst_enabl =
8373             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8374
8375         sdp->isp_cmd_dma_burst_enable =
8376             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8377
8378         sdp->isp_selection_timeout =
8379             ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8380
8381         sdp->isp_max_queue_depth =
8382              ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8383
8384         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8385                 sdp->isp_devparam[tgt].dev_enable =
8386                     ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8387                 sdp->isp_devparam[tgt].exc_throttle =
8388                         ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8389                 sdp->isp_devparam[tgt].nvrm_offset =
8390                         ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8391                 sdp->isp_devparam[tgt].nvrm_period =
8392                         ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8393                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8394                 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8395                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8396                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8397                 if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8398                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8399                 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8400                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8401                 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8402                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8403                 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8404                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8405                 if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8406                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8407                 sdp->isp_devparam[tgt].actv_flags = 0;
8408                 sdp->isp_devparam[tgt].goal_offset =
8409                     sdp->isp_devparam[tgt].nvrm_offset;
8410                 sdp->isp_devparam[tgt].goal_period =
8411                     sdp->isp_devparam[tgt].nvrm_period;
8412                 sdp->isp_devparam[tgt].goal_flags =
8413                     sdp->isp_devparam[tgt].nvrm_flags;
8414         }
8415 }
8416
8417 static void
8418 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8419 {
8420         fcparam *fcp = FCPARAM(isp, 0);
8421         uint64_t wwn;
8422
8423         /*
8424          * There is NVRAM storage for both Port and Node entities-
8425          * but the Node entity appears to be unused on all the cards
8426          * I can find. However, we should account for this being set
8427          * at some point in the future.
8428          *
8429          * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8430          * bits 48..60. In the case of the 2202, it appears that they do
8431          * use bit 48 to distinguish between the two instances on the card.
8432          * The 2204, which I've never seen, *probably* extends this method.
8433          */
8434         wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8435         if (wwn) {
8436                 isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8437                     (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8438                 if ((wwn >> 60) == 0) {
8439                         wwn |= (((uint64_t) 2)<< 60);
8440                 }
8441         }
8442         fcp->isp_wwpn_nvram = wwn;
8443         if (IS_2200(isp) || IS_23XX(isp)) {
8444                 wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8445                 if (wwn) {
8446                         isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8447                             (uint32_t) (wwn >> 32),
8448                             (uint32_t) (wwn));
8449                         if ((wwn >> 60) == 0) {
8450                                 wwn |= (((uint64_t) 2)<< 60);
8451                         }
8452                 } else {
8453                         wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8454                 }
8455         } else {
8456                 wwn &= ~((uint64_t) 0xfff << 48);
8457         }
8458         fcp->isp_wwnn_nvram = wwn;
8459
8460         fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8461         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8462                 DEFAULT_FRAMESIZE(isp) =
8463                     ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8464         }
8465         fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8466         fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8467         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8468                 fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8469         }
8470         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8471                 DEFAULT_EXEC_THROTTLE(isp) =
8472                         ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8473         }
8474         fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8475         isp_prt(isp, ISP_LOGDEBUG0,
8476             "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8477             (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8478             (uint32_t) fcp->isp_wwnn_nvram,
8479             (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8480             (uint32_t) fcp->isp_wwpn_nvram,
8481             ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8482             ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8483         isp_prt(isp, ISP_LOGDEBUG0,
8484             "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8485             ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8486             ISP2100_NVRAM_OPTIONS(nvram_data),
8487             ISP2100_NVRAM_HARDLOOPID(nvram_data),
8488             ISP2100_NVRAM_TOV(nvram_data));
8489         fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8490         fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8491         isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8492             ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8493 }
8494
8495 static void
8496 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8497 {
8498         fcparam *fcp = FCPARAM(isp, 0);
8499         uint64_t wwn;
8500
8501         isp_prt(isp, ISP_LOGDEBUG0,
8502             "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8503             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8504             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8505             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8506             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8507             ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8508             ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8509         isp_prt(isp, ISP_LOGDEBUG0,
8510             "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8511             ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8512             ISP2400_NVRAM_HARDLOOPID(nvram_data),
8513             ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8514             ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8515             ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8516
8517         wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8518         fcp->isp_wwpn_nvram = wwn;
8519
8520         wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8521         if (wwn) {
8522                 if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8523                         wwn = 0;
8524                 }
8525         }
8526         if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8527                 wwn = fcp->isp_wwpn_nvram;
8528                 wwn &= ~((uint64_t) 0xfff << 48);
8529         }
8530         fcp->isp_wwnn_nvram = wwn;
8531
8532         if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8533                 fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8534         }
8535         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8536                 DEFAULT_FRAMESIZE(isp) =
8537                     ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8538         }
8539         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8540                 fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8541         }
8542         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8543                 DEFAULT_EXEC_THROTTLE(isp) =
8544                         ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8545         }
8546         fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8547         fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8548         fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8549 }