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 use the SNS mailbox command to pass simple name
3469  * server commands to the switch management server via the QLogic f/w.
3470  *
3471  * For the 24XX and above card, we use CT Pass-through IOCB.
3472  */
3473 #define GIDLEN  ISP_FC_SCRLEN
3474 #define NGENT   ((GIDLEN - 16) >> 2)
3475
3476 static int
3477 isp_gid_ft_sns(ispsoftc_t *isp, int chan)
3478 {
3479         union {
3480                 sns_gid_ft_req_t _x;
3481                 uint8_t _y[SNS_GID_FT_REQ_SIZE];
3482         } un;
3483         fcparam *fcp = FCPARAM(isp, chan);
3484         sns_gid_ft_req_t *rq = &un._x;
3485         uint8_t *scp = fcp->isp_scratch;
3486         mbreg_t mbs;
3487
3488         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via SNS", chan);
3489         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3490                 isp_prt(isp, ISP_LOGERR, sacq);
3491                 return (-1);
3492         }
3493
3494         ISP_MEMZERO(rq, SNS_GID_FT_REQ_SIZE);
3495         rq->snscb_rblen = GIDLEN >> 1;
3496         rq->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3497         rq->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3498         rq->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3499         rq->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3500         rq->snscb_sblen = 6;
3501         rq->snscb_cmd = SNS_GID_FT;
3502         rq->snscb_mword_div_2 = NGENT;
3503         rq->snscb_fc4_type = FC4_SCSI;
3504
3505         isp_put_gid_ft_request(isp, rq, (sns_gid_ft_req_t *)scp);
3506         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_GID_FT_REQ_SIZE, chan);
3507
3508         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3509         mbs.param[0] = MBOX_SEND_SNS;
3510         mbs.param[1] = SNS_GID_FT_REQ_SIZE >> 1;
3511         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
3512         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
3513         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
3514         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
3515         isp_mboxcmd(isp, &mbs);
3516         if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3517                 if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3518                         return (1);
3519                 } else {
3520                         return (-1);
3521                 }
3522         }
3523         MEMORYBARRIER(isp, SYNC_SFORCPU, 0, GIDLEN, chan);
3524         if (isp->isp_dblev & ISP_LOGDEBUG1)
3525                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3526         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3527             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3528         FC_SCRATCH_RELEASE(isp, chan);
3529         return (0);
3530 }
3531
3532 static int
3533 isp_ct_passthru(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3534 {
3535         fcparam *fcp = FCPARAM(isp, chan);
3536         isp_ct_pt_t pt;
3537         void *reqp;
3538         uint8_t resp[QENTRY_LEN];
3539
3540         /*
3541          * Build a Passthrough IOCB in memory.
3542          */
3543         ISP_MEMZERO(&pt, sizeof(pt));
3544         pt.ctp_header.rqs_entry_count = 1;
3545         pt.ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3546         pt.ctp_nphdl = fcp->isp_sns_hdl;
3547         pt.ctp_cmd_cnt = 1;
3548         pt.ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3549         pt.ctp_time = 10;
3550         pt.ctp_rsp_cnt = 1;
3551         pt.ctp_rsp_bcnt = rsp_bcnt;
3552         pt.ctp_cmd_bcnt = cmd_bcnt;
3553         pt.ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma);
3554         pt.ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma);
3555         pt.ctp_dataseg[0].ds_count = cmd_bcnt;
3556         pt.ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma);
3557         pt.ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma);
3558         pt.ctp_dataseg[1].ds_count = rsp_bcnt;
3559
3560         /* Prepare space for response in memory */
3561         memset(resp, 0xff, sizeof(resp));
3562         pt.ctp_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
3563         if (pt.ctp_handle == 0) {
3564                 isp_prt(isp, ISP_LOGERR,
3565                     "%s: CTP of Chan %d out of handles", __func__, chan);
3566                 return (-1);
3567         }
3568
3569         /* Send request and wait for response. */
3570         reqp = isp_getrqentry(isp);
3571         if (reqp == NULL) {
3572                 isp_prt(isp, ISP_LOGERR,
3573                     "%s: CTP of Chan %d out of rqent", __func__, chan);
3574                 isp_destroy_handle(isp, pt.ctp_handle);
3575                 return (-1);
3576         }
3577         isp_put_ct_pt(isp, &pt, (isp_ct_pt_t *)reqp);
3578         if (isp->isp_dblev & ISP_LOGDEBUG1)
3579                 isp_print_bytes(isp, "CT IOCB request", QENTRY_LEN, reqp);
3580         ISP_SYNC_REQUEST(isp);
3581         if (msleep(resp, &isp->isp_lock, 0, "CTP", pt.ctp_time*hz) == EWOULDBLOCK) {
3582                 isp_prt(isp, ISP_LOGERR,
3583                     "%s: CTP of Chan %d timed out", __func__, chan);
3584                 isp_destroy_handle(isp, pt.ctp_handle);
3585                 return (-1);
3586         }
3587         if (isp->isp_dblev & ISP_LOGDEBUG1)
3588                 isp_print_bytes(isp, "CT IOCB response", QENTRY_LEN, resp);
3589
3590         isp_get_ct_pt(isp, (isp_ct_pt_t *)resp, &pt);
3591         if (pt.ctp_status && pt.ctp_status != RQCS_DATA_UNDERRUN) {
3592                 isp_prt(isp, ISP_LOGWARN,
3593                     "Chan %d GID_FT CT Passthrough returned 0x%x",
3594                     chan, pt.ctp_status);
3595                 return (-1);
3596         }
3597
3598         return (0);
3599 }
3600
3601 static int
3602 isp_gid_ft_ct_passthru(ispsoftc_t *isp, int chan)
3603 {
3604         fcparam *fcp = FCPARAM(isp, chan);
3605         ct_hdr_t ct;
3606         uint32_t *rp;
3607         uint8_t *scp = fcp->isp_scratch;
3608
3609         isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_FT via CT", chan);
3610         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3611                 isp_prt(isp, ISP_LOGERR, sacq);
3612                 return (-1);
3613         }
3614
3615         /*
3616          * Build the CT header and command in memory.
3617          */
3618         ISP_MEMZERO(&ct, sizeof (ct));
3619         ct.ct_revision = CT_REVISION;
3620         ct.ct_fcs_type = CT_FC_TYPE_FC;
3621         ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3622         ct.ct_cmd_resp = SNS_GID_FT;
3623         ct.ct_bcnt_resid = (GIDLEN - 16) >> 2;
3624         isp_put_ct_hdr(isp, &ct, (ct_hdr_t *)scp);
3625         rp = (uint32_t *) &scp[sizeof(ct)];
3626         ISP_IOZPUT_32(isp, FC4_SCSI, rp);
3627         if (isp->isp_dblev & ISP_LOGDEBUG1) {
3628                 isp_print_bytes(isp, "CT request",
3629                     sizeof(ct) + sizeof(uint32_t), scp);
3630         }
3631
3632         if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t), GIDLEN)) {
3633                 FC_SCRATCH_RELEASE(isp, chan);
3634                 return (-1);
3635         }
3636
3637         if (isp->isp_dblev & ISP_LOGDEBUG1)
3638                 isp_print_bytes(isp, "CT response", GIDLEN, scp);
3639         isp_get_gid_ft_response(isp, (sns_gid_ft_rsp_t *)scp,
3640             (sns_gid_ft_rsp_t *)fcp->isp_scanscratch, NGENT);
3641         FC_SCRATCH_RELEASE(isp, chan);
3642         return (0);
3643 }
3644
3645 static int
3646 isp_scan_fabric(ispsoftc_t *isp, int chan)
3647 {
3648         fcparam *fcp = FCPARAM(isp, chan);
3649         fcportdb_t *lp;
3650         uint32_t portid;
3651         uint16_t nphdl;
3652         isp_pdb_t pdb;
3653         int portidx, portlim, r;
3654         sns_gid_ft_rsp_t *rs;
3655
3656         if (fcp->isp_loopstate < LOOP_LSCAN_DONE)
3657                 return (-1);
3658         if (fcp->isp_loopstate >= LOOP_FSCAN_DONE)
3659                 return (0);
3660
3661         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan", chan);
3662         fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3663         if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3664                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3665                 isp_prt(isp, ISP_LOG_SANCFG,
3666                     "Chan %d FC fabric scan done (no fabric)", chan);
3667                 return (0);
3668         }
3669
3670         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3671 abort:
3672                 FC_SCRATCH_RELEASE(isp, chan);
3673                 isp_prt(isp, ISP_LOG_SANCFG,
3674                     "Chan %d FC fabric scan aborted", chan);
3675                 return (1);
3676         }
3677
3678         /*
3679          * Make sure we still are logged into the fabric controller.
3680          */
3681         nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3682         r = isp_getpdb(isp, chan, nphdl, &pdb);
3683         if ((r & 0xffff) == MBOX_NOT_LOGGED_IN) {
3684                 isp_dump_chip_portdb(isp, chan);
3685         }
3686         if (r) {
3687                 fcp->isp_loopstate = LOOP_LTEST_DONE;
3688 fail:
3689                 isp_prt(isp, ISP_LOG_SANCFG,
3690                     "Chan %d FC fabric scan done (bad)", chan);
3691                 return (-1);
3692         }
3693
3694         /* Get list of port IDs from SNS. */
3695         if (IS_24XX(isp))
3696                 r = isp_gid_ft_ct_passthru(isp, chan);
3697         else
3698                 r = isp_gid_ft_sns(isp, chan);
3699         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3700                 goto abort;
3701         if (r > 0) {
3702                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3703                 return (-1);
3704         } else if (r < 0) {
3705                 fcp->isp_loopstate = LOOP_LTEST_DONE;   /* try again */
3706                 return (-1);
3707         }
3708
3709         rs = (sns_gid_ft_rsp_t *) fcp->isp_scanscratch;
3710         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3711                 goto abort;
3712         if (rs->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3713                 int level;
3714                 if (rs->snscb_cthdr.ct_reason == 9 && rs->snscb_cthdr.ct_explanation == 7) {
3715                         level = ISP_LOG_SANCFG;
3716                 } else {
3717                         level = ISP_LOGWARN;
3718                 }
3719                 isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_FT"
3720                     " (Reason=0x%x Expl=0x%x)", chan,
3721                     rs->snscb_cthdr.ct_reason,
3722                     rs->snscb_cthdr.ct_explanation);
3723                 fcp->isp_loopstate = LOOP_FSCAN_DONE;
3724                 return (-1);
3725         }
3726
3727         /* Check our buffer was big enough to get the full list. */
3728         for (portidx = 0; portidx < NGENT-1; portidx++) {
3729                 if (rs->snscb_ports[portidx].control & 0x80)
3730                         break;
3731         }
3732         if ((rs->snscb_ports[portidx].control & 0x80) == 0) {
3733                 isp_prt(isp, ISP_LOGWARN,
3734                     "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3735         }
3736         portlim = portidx + 1;
3737         isp_prt(isp, ISP_LOG_SANCFG,
3738             "Chan %d Got %d ports back from name server", chan, portlim);
3739
3740         /* Go through the list and remove duplicate port ids. */
3741         for (portidx = 0; portidx < portlim; portidx++) {
3742                 int npidx;
3743
3744                 portid =
3745                     ((rs->snscb_ports[portidx].portid[0]) << 16) |
3746                     ((rs->snscb_ports[portidx].portid[1]) << 8) |
3747                     ((rs->snscb_ports[portidx].portid[2]));
3748
3749                 for (npidx = portidx + 1; npidx < portlim; npidx++) {
3750                         uint32_t new_portid =
3751                             ((rs->snscb_ports[npidx].portid[0]) << 16) |
3752                             ((rs->snscb_ports[npidx].portid[1]) << 8) |
3753                             ((rs->snscb_ports[npidx].portid[2]));
3754                         if (new_portid == portid) {
3755                                 break;
3756                         }
3757                 }
3758
3759                 if (npidx < portlim) {
3760                         rs->snscb_ports[npidx].portid[0] = 0;
3761                         rs->snscb_ports[npidx].portid[1] = 0;
3762                         rs->snscb_ports[npidx].portid[2] = 0;
3763                         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d removing duplicate PortID 0x%06x entry from list", chan, portid);
3764                 }
3765         }
3766
3767         /*
3768          * We now have a list of Port IDs for all FC4 SCSI devices
3769          * that the Fabric Name server knows about.
3770          *
3771          * For each entry on this list go through our port database looking
3772          * for probational entries- if we find one, then an old entry is
3773          * maybe still this one. We get some information to find out.
3774          *
3775          * Otherwise, it's a new fabric device, and we log into it
3776          * (unconditionally). After searching the entire database
3777          * again to make sure that we never ever ever ever have more
3778          * than one entry that has the same PortID or the same
3779          * WWNN/WWPN duple, we enter the device into our database.
3780          */
3781         isp_mark_portdb(isp, chan);
3782         for (portidx = 0; portidx < portlim; portidx++) {
3783                 portid = ((rs->snscb_ports[portidx].portid[0]) << 16) |
3784                          ((rs->snscb_ports[portidx].portid[1]) << 8) |
3785                          ((rs->snscb_ports[portidx].portid[2]));
3786                 isp_prt(isp, ISP_LOG_SANCFG,
3787                     "Chan %d Checking fabric port 0x%06x", chan, portid);
3788                 if (portid == 0) {
3789                         isp_prt(isp, ISP_LOG_SANCFG,
3790                             "Chan %d Port at idx %d is zero",
3791                             chan, portidx);
3792                         continue;
3793                 }
3794                 if (portid == fcp->isp_portid) {
3795                         isp_prt(isp, ISP_LOG_SANCFG,
3796                             "Chan %d Port 0x%06x is our", chan, portid);
3797                         continue;
3798                 }
3799
3800                 /* Now search the entire port database for the same portid. */
3801                 if (isp_find_pdb_by_portid(isp, chan, portid, &lp)) {
3802                         if (!lp->probational) {
3803                                 isp_prt(isp, ISP_LOGERR,
3804                                     "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3805                                     chan, lp->portid, lp->handle,
3806                                     FC_PORTDB_TGT(isp, chan, lp), lp->state);
3807                                 isp_dump_portdb(isp, chan);
3808                                 goto fail;
3809                         }
3810
3811                         if (lp->state == FC_PORTDB_STATE_ZOMBIE)
3812                                 goto relogin;
3813
3814                         /*
3815                          * See if we're still logged into it.
3816                          *
3817                          * If we aren't, mark it as a dead device and
3818                          * leave the new portid in the database entry
3819                          * for somebody further along to decide what to
3820                          * do (policy choice).
3821                          *
3822                          * If we are, check to see if it's the same
3823                          * device still (it should be). If for some
3824                          * reason it isn't, mark it as a changed device
3825                          * and leave the new portid and role in the
3826                          * database entry for somebody further along to
3827                          * decide what to do (policy choice).
3828                          */
3829                         r = isp_getpdb(isp, chan, lp->handle, &pdb);
3830                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3831                                 goto abort;
3832                         if (r != 0) {
3833                                 lp->state = FC_PORTDB_STATE_DEAD;
3834                                 isp_prt(isp, ISP_LOG_SANCFG,
3835                                     "Chan %d Port 0x%06x handle 0x%x is dead (%d)",
3836                                     chan, portid, lp->handle, r);
3837                                 goto relogin;
3838                         }
3839
3840                         isp_pdb_add_update(isp, chan, &pdb);
3841                         continue;
3842                 }
3843
3844 relogin:
3845                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
3846                         isp_prt(isp, ISP_LOG_SANCFG,
3847                             "Chan %d Port 0x%06x is not logged in", chan, portid);
3848                         continue;
3849                 }
3850
3851                 if (isp_login_device(isp, chan, portid, &pdb,
3852                     &FCPARAM(isp, 0)->isp_lasthdl)) {
3853                         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3854                                 goto abort;
3855                         continue;
3856                 }
3857
3858                 isp_pdb_add_update(isp, chan, &pdb);
3859         }
3860
3861         if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3862                 goto abort;
3863         fcp->isp_loopstate = LOOP_FSCAN_DONE;
3864         isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan done", chan);
3865         return (0);
3866 }
3867
3868 /*
3869  * Find an unused handle and try and use to login to a port.
3870  */
3871 static int
3872 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3873 {
3874         int lim, i, r;
3875         uint16_t handle;
3876
3877         if (ISP_CAP_2KLOGIN(isp)) {
3878                 lim = NPH_MAX_2K;
3879         } else {
3880                 lim = NPH_MAX;
3881         }
3882
3883         handle = isp_next_handle(isp, ohp);
3884         for (i = 0; i < lim; i++) {
3885                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3886                         return (-1);
3887
3888                 /* Check if this handle is free. */
3889                 r = isp_getpdb(isp, chan, handle, p);
3890                 if (r == 0) {
3891                         if (p->portid != portid) {
3892                                 /* This handle is busy, try next one. */
3893                                 handle = isp_next_handle(isp, ohp);
3894                                 continue;
3895                         }
3896                         break;
3897                 }
3898                 if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3899                         return (-1);
3900
3901                 /*
3902                  * Now try and log into the device
3903                  */
3904                 r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3905                 if (r == 0) {
3906                         break;
3907                 } else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
3908                         /*
3909                          * If we get here, then the firmwware still thinks we're logged into this device, but with a different
3910                          * handle. We need to break that association. We used to try and just substitute the handle, but then
3911                          * failed to get any data via isp_getpdb (below).
3912                          */
3913                         if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL)) {
3914                                 isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
3915                         }
3916                         if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
3917                                 return (-1);
3918                         r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
3919                         if (r != 0)
3920                                 i = lim;
3921                         break;
3922                 } else if ((r & 0xffff) == MBOX_LOOP_ID_USED) {
3923                         /* Try the next handle. */
3924                         handle = isp_next_handle(isp, ohp);
3925                 } else {
3926                         /* Give up. */
3927                         i = lim;
3928                         break;
3929                 }
3930         }
3931
3932         if (i == lim) {
3933                 isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
3934                 return (-1);
3935         }
3936
3937         /*
3938          * If we successfully logged into it, get the PDB for it
3939          * so we can crosscheck that it is still what we think it
3940          * is and that we also have the role it plays
3941          */
3942         r = isp_getpdb(isp, chan, handle, p);
3943         if (r != 0) {
3944                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
3945                 return (-1);
3946         }
3947
3948         if (p->handle != handle || p->portid != portid) {
3949                 isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
3950                     chan, portid, handle, p->portid, p->handle);
3951                 return (-1);
3952         }
3953         return (0);
3954 }
3955
3956 static int
3957 isp_send_change_request(ispsoftc_t *isp, int chan)
3958 {
3959         mbreg_t mbs;
3960
3961         MBSINIT(&mbs, MBOX_SEND_CHANGE_REQUEST, MBLOGALL, 500000);
3962         mbs.param[1] = 0x03;
3963         mbs.param[9] = chan;
3964         isp_mboxcmd(isp, &mbs);
3965         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3966                 return (0);
3967         } else {
3968                 isp_prt(isp, ISP_LOGWARN, "Chan %d Send Change Request: 0x%x",
3969                     chan, mbs.param[0]);
3970                 return (-1);
3971         }
3972 }
3973
3974 static int
3975 isp_register_fc4_type(ispsoftc_t *isp, int chan)
3976 {
3977         fcparam *fcp = FCPARAM(isp, chan);
3978         uint8_t local[SNS_RFT_ID_REQ_SIZE];
3979         sns_screq_t *reqp = (sns_screq_t *) local;
3980         mbreg_t mbs;
3981
3982         ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
3983         reqp->snscb_rblen = SNS_RFT_ID_RESP_SIZE >> 1;
3984         reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma + 0x100);
3985         reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma + 0x100);
3986         reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma + 0x100);
3987         reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma + 0x100);
3988         reqp->snscb_sblen = 22;
3989         reqp->snscb_data[0] = SNS_RFT_ID;
3990         reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
3991         reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
3992         reqp->snscb_data[6] = (1 << FC4_SCSI);
3993         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3994                 isp_prt(isp, ISP_LOGERR, sacq);
3995                 return (-1);
3996         }
3997         isp_put_sns_request(isp, reqp, (sns_screq_t *) fcp->isp_scratch);
3998         MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 1000000);
3999         mbs.param[1] = SNS_RFT_ID_REQ_SIZE >> 1;
4000         mbs.param[2] = DMA_WD1(fcp->isp_scdma);
4001         mbs.param[3] = DMA_WD0(fcp->isp_scdma);
4002         mbs.param[6] = DMA_WD3(fcp->isp_scdma);
4003         mbs.param[7] = DMA_WD2(fcp->isp_scdma);
4004         MEMORYBARRIER(isp, SYNC_SFORDEV, 0, SNS_RFT_ID_REQ_SIZE, chan);
4005         isp_mboxcmd(isp, &mbs);
4006         FC_SCRATCH_RELEASE(isp, chan);
4007         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4008                 return (0);
4009         } else {
4010                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x",
4011                     chan, mbs.param[0]);
4012                 return (-1);
4013         }
4014 }
4015
4016 static int
4017 isp_register_fc4_type_24xx(ispsoftc_t *isp, int chan)
4018 {
4019         fcparam *fcp = FCPARAM(isp, chan);
4020         ct_hdr_t *ct;
4021         rft_id_t rp;
4022         uint8_t *scp = fcp->isp_scratch;
4023
4024         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4025                 isp_prt(isp, ISP_LOGERR, sacq);
4026                 return (-1);
4027         }
4028
4029         /*
4030          * Build the CT header and command in memory.
4031          */
4032         ISP_MEMZERO(&rp, sizeof(rp));
4033         ct = &rp.rftid_hdr;
4034         ct->ct_revision = CT_REVISION;
4035         ct->ct_fcs_type = CT_FC_TYPE_FC;
4036         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4037         ct->ct_cmd_resp = SNS_RFT_ID;
4038         ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4039         rp.rftid_portid[0] = fcp->isp_portid >> 16;
4040         rp.rftid_portid[1] = fcp->isp_portid >> 8;
4041         rp.rftid_portid[2] = fcp->isp_portid;
4042         rp.rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4043         isp_put_rft_id(isp, &rp, (rft_id_t *)scp);
4044         if (isp->isp_dblev & ISP_LOGDEBUG1)
4045                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), scp);
4046
4047         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4048                 FC_SCRATCH_RELEASE(isp, chan);
4049                 return (-1);
4050         }
4051
4052         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4053         FC_SCRATCH_RELEASE(isp, chan);
4054         if (ct->ct_cmd_resp == LS_RJT) {
4055                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "Chan %d Register FC4 Type rejected", chan);
4056                 return (-1);
4057         } else if (ct->ct_cmd_resp == LS_ACC) {
4058                 isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Register FC4 Type accepted", chan);
4059         } else {
4060                 isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x", chan, ct->ct_cmd_resp);
4061                 return (-1);
4062         }
4063         return (0);
4064 }
4065
4066 static int
4067 isp_register_fc4_features_24xx(ispsoftc_t *isp, int chan)
4068 {
4069         fcparam *fcp = FCPARAM(isp, chan);
4070         ct_hdr_t *ct;
4071         rff_id_t rp;
4072         uint8_t *scp = fcp->isp_scratch;
4073
4074         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4075                 isp_prt(isp, ISP_LOGERR, sacq);
4076                 return (-1);
4077         }
4078
4079         /*
4080          * Build the CT header and command in memory.
4081          */
4082         ISP_MEMZERO(&rp, sizeof(rp));
4083         ct = &rp.rffid_hdr;
4084         ct->ct_revision = CT_REVISION;
4085         ct->ct_fcs_type = CT_FC_TYPE_FC;
4086         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4087         ct->ct_cmd_resp = SNS_RFF_ID;
4088         ct->ct_bcnt_resid = (sizeof (rff_id_t) - sizeof (ct_hdr_t)) >> 2;
4089         rp.rffid_portid[0] = fcp->isp_portid >> 16;
4090         rp.rffid_portid[1] = fcp->isp_portid >> 8;
4091         rp.rffid_portid[2] = fcp->isp_portid;
4092         rp.rffid_fc4features = 0;
4093         if (fcp->role & ISP_ROLE_TARGET)
4094                 rp.rffid_fc4features |= 1;
4095         if (fcp->role & ISP_ROLE_INITIATOR)
4096                 rp.rffid_fc4features |= 2;
4097         rp.rffid_fc4type = FC4_SCSI;
4098         isp_put_rff_id(isp, &rp, (rff_id_t *)scp);
4099         if (isp->isp_dblev & ISP_LOGDEBUG1)
4100                 isp_print_bytes(isp, "CT request", sizeof(rft_id_t), scp);
4101
4102         if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4103                 FC_SCRATCH_RELEASE(isp, chan);
4104                 return (-1);
4105         }
4106
4107         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4108         FC_SCRATCH_RELEASE(isp, chan);
4109         if (ct->ct_cmd_resp == LS_RJT) {
4110                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4111                     "Chan %d Register FC4 Features rejected", chan);
4112                 return (-1);
4113         } else if (ct->ct_cmd_resp == LS_ACC) {
4114                 isp_prt(isp, ISP_LOG_SANCFG,
4115                     "Chan %d Register FC4 Features accepted", chan);
4116         } else {
4117                 isp_prt(isp, ISP_LOGWARN,
4118                     "Chan %d Register FC4 Features: 0x%x", chan, ct->ct_cmd_resp);
4119                 return (-1);
4120         }
4121         return (0);
4122 }
4123
4124 static int
4125 isp_register_port_name_24xx(ispsoftc_t *isp, int chan)
4126 {
4127         fcparam *fcp = FCPARAM(isp, chan);
4128         ct_hdr_t *ct;
4129         rspn_id_t rp;
4130         uint8_t *scp = fcp->isp_scratch;
4131         int len;
4132
4133         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4134                 isp_prt(isp, ISP_LOGERR, sacq);
4135                 return (-1);
4136         }
4137
4138         /*
4139          * Build the CT header and command in memory.
4140          */
4141         ISP_MEMZERO(&rp, sizeof(rp));
4142         ct = &rp.rspnid_hdr;
4143         ct->ct_revision = CT_REVISION;
4144         ct->ct_fcs_type = CT_FC_TYPE_FC;
4145         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4146         ct->ct_cmd_resp = SNS_RSPN_ID;
4147         rp.rspnid_portid[0] = fcp->isp_portid >> 16;
4148         rp.rspnid_portid[1] = fcp->isp_portid >> 8;
4149         rp.rspnid_portid[2] = fcp->isp_portid;
4150         rp.rspnid_length = 0;
4151         len = offsetof(rspn_id_t, rspnid_name);
4152         mtx_lock(&prison0.pr_mtx);
4153         rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4154             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4155         mtx_unlock(&prison0.pr_mtx);
4156         rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4157             ":%s", device_get_nameunit(isp->isp_dev));
4158         if (chan != 0) {
4159                 rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4160                     "/%d", chan);
4161         }
4162         len += rp.rspnid_length;
4163         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4164         isp_put_rspn_id(isp, &rp, (rspn_id_t *)scp);
4165         if (isp->isp_dblev & ISP_LOGDEBUG1)
4166                 isp_print_bytes(isp, "CT request", len, scp);
4167
4168         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4169                 FC_SCRATCH_RELEASE(isp, chan);
4170                 return (-1);
4171         }
4172
4173         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4174         FC_SCRATCH_RELEASE(isp, chan);
4175         if (ct->ct_cmd_resp == LS_RJT) {
4176                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4177                     "Chan %d Register Symbolic Port Name rejected", chan);
4178                 return (-1);
4179         } else if (ct->ct_cmd_resp == LS_ACC) {
4180                 isp_prt(isp, ISP_LOG_SANCFG,
4181                     "Chan %d Register Symbolic Port Name accepted", chan);
4182         } else {
4183                 isp_prt(isp, ISP_LOGWARN,
4184                     "Chan %d Register Symbolic Port Name: 0x%x", chan, ct->ct_cmd_resp);
4185                 return (-1);
4186         }
4187         return (0);
4188 }
4189
4190 static int
4191 isp_register_node_name_24xx(ispsoftc_t *isp, int chan)
4192 {
4193         fcparam *fcp = FCPARAM(isp, chan);
4194         ct_hdr_t *ct;
4195         rsnn_nn_t rp;
4196         uint8_t *scp = fcp->isp_scratch;
4197         int len;
4198
4199         if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4200                 isp_prt(isp, ISP_LOGERR, sacq);
4201                 return (-1);
4202         }
4203
4204         /*
4205          * Build the CT header and command in memory.
4206          */
4207         ISP_MEMZERO(&rp, sizeof(rp));
4208         ct = &rp.rsnnnn_hdr;
4209         ct->ct_revision = CT_REVISION;
4210         ct->ct_fcs_type = CT_FC_TYPE_FC;
4211         ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4212         ct->ct_cmd_resp = SNS_RSNN_NN;
4213         MAKE_NODE_NAME_FROM_WWN(rp.rsnnnn_nodename, fcp->isp_wwnn);
4214         rp.rsnnnn_length = 0;
4215         len = offsetof(rsnn_nn_t, rsnnnn_name);
4216         mtx_lock(&prison0.pr_mtx);
4217         rp.rsnnnn_length += sprintf(&scp[len + rp.rsnnnn_length],
4218             "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4219         mtx_unlock(&prison0.pr_mtx);
4220         len += rp.rsnnnn_length;
4221         ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4222         isp_put_rsnn_nn(isp, &rp, (rsnn_nn_t *)scp);
4223         if (isp->isp_dblev & ISP_LOGDEBUG1)
4224                 isp_print_bytes(isp, "CT request", len, scp);
4225
4226         if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4227                 FC_SCRATCH_RELEASE(isp, chan);
4228                 return (-1);
4229         }
4230
4231         isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4232         FC_SCRATCH_RELEASE(isp, chan);
4233         if (ct->ct_cmd_resp == LS_RJT) {
4234                 isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4235                     "Chan %d Register Symbolic Node Name rejected", chan);
4236                 return (-1);
4237         } else if (ct->ct_cmd_resp == LS_ACC) {
4238                 isp_prt(isp, ISP_LOG_SANCFG,
4239                     "Chan %d Register Symbolic Node Name accepted", chan);
4240         } else {
4241                 isp_prt(isp, ISP_LOGWARN,
4242                     "Chan %d Register Symbolic Node Name: 0x%x", chan, ct->ct_cmd_resp);
4243                 return (-1);
4244         }
4245         return (0);
4246 }
4247
4248 static uint16_t
4249 isp_next_handle(ispsoftc_t *isp, uint16_t *ohp)
4250 {
4251         fcparam *fcp;
4252         int i, chan, wrap;
4253         uint16_t handle, minh, maxh;
4254
4255         handle = *ohp;
4256         if (ISP_CAP_2KLOGIN(isp)) {
4257                 minh = 0;
4258                 maxh = NPH_RESERVED - 1;
4259         } else {
4260                 minh = SNS_ID + 1;
4261                 maxh = NPH_MAX - 1;
4262         }
4263         wrap = 0;
4264
4265 next:
4266         if (handle == NIL_HANDLE) {
4267                 handle = minh;
4268         } else {
4269                 handle++;
4270                 if (handle > maxh) {
4271                         if (++wrap >= 2) {
4272                                 isp_prt(isp, ISP_LOGERR, "Out of port handles!");
4273                                 return (NIL_HANDLE);
4274                         }
4275                         handle = minh;
4276                 }
4277         }
4278         for (chan = 0; chan < isp->isp_nchan; chan++) {
4279                 fcp = FCPARAM(isp, chan);
4280                 if (fcp->role == ISP_ROLE_NONE)
4281                         continue;
4282                 for (i = 0; i < MAX_FC_TARG; i++) {
4283                         if (fcp->portdb[i].state != FC_PORTDB_STATE_NIL &&
4284                             fcp->portdb[i].handle == handle)
4285                                 goto next;
4286                 }
4287         }
4288         *ohp = handle;
4289         return (handle);
4290 }
4291
4292 /*
4293  * Start a command. Locking is assumed done in the caller.
4294  */
4295
4296 int
4297 isp_start(XS_T *xs)
4298 {
4299         ispsoftc_t *isp;
4300         uint32_t cdblen;
4301         uint8_t local[QENTRY_LEN];
4302         ispreq_t *reqp;
4303         void *cdbp, *qep;
4304         uint16_t *tptr;
4305         fcportdb_t *lp;
4306         int target, dmaresult;
4307
4308         XS_INITERR(xs);
4309         isp = XS_ISP(xs);
4310
4311         /*
4312          * Check command CDB length, etc.. We really are limited to 16 bytes
4313          * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4314          * but probably only if we're running fairly new firmware (we'll
4315          * let the old f/w choke on an extended command queue entry).
4316          */
4317
4318         if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4319                 isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4320                 XS_SETERR(xs, HBA_BOTCH);
4321                 return (CMD_COMPLETE);
4322         }
4323
4324         /*
4325          * Translate the target to device handle as appropriate, checking
4326          * for correct device state as well.
4327          */
4328         target = XS_TGT(xs);
4329         if (IS_FC(isp)) {
4330                 fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4331
4332                 if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4333                         isp_prt(isp, ISP_LOG_WARN1,
4334                             "%d.%d.%jx I am not an initiator",
4335                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4336                         XS_SETERR(xs, HBA_SELTIMEOUT);
4337                         return (CMD_COMPLETE);
4338                 }
4339
4340                 if (isp->isp_state != ISP_RUNSTATE) {
4341                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4342                         XS_SETERR(xs, HBA_BOTCH);
4343                         return (CMD_COMPLETE);
4344                 }
4345
4346                 /*
4347                  * Try again later.
4348                  */
4349                 if (fcp->isp_loopstate != LOOP_READY) {
4350                         return (CMD_RQLATER);
4351                 }
4352
4353                 isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d", target);
4354                 lp = &fcp->portdb[target];
4355                 if (target < 0 || target >= MAX_FC_TARG ||
4356                     lp->is_target == 0) {
4357                         XS_SETERR(xs, HBA_SELTIMEOUT);
4358                         return (CMD_COMPLETE);
4359                 }
4360                 if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
4361                         isp_prt(isp, ISP_LOGDEBUG1,
4362                             "%d.%d.%jx target zombie",
4363                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4364                         return (CMD_RQLATER);
4365                 }
4366                 if (lp->state != FC_PORTDB_STATE_VALID) {
4367                         isp_prt(isp, ISP_LOGDEBUG1,
4368                             "%d.%d.%jx bad db port state 0x%x",
4369                             XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs), lp->state);
4370                         XS_SETERR(xs, HBA_SELTIMEOUT);
4371                         return (CMD_COMPLETE);
4372                 }
4373         } else {
4374                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4375                 if (isp->isp_state != ISP_RUNSTATE) {
4376                         isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4377                         XS_SETERR(xs, HBA_BOTCH);
4378                         return (CMD_COMPLETE);
4379                 }
4380
4381                 if (sdp->update) {
4382                         isp_spi_update(isp, XS_CHANNEL(xs));
4383                 }
4384                 lp = NULL;
4385         }
4386
4387  start_again:
4388
4389         qep = isp_getrqentry(isp);
4390         if (qep == NULL) {
4391                 isp_prt(isp, ISP_LOG_WARN1, "Request Queue Overflow");
4392                 XS_SETERR(xs, HBA_BOTCH);
4393                 return (CMD_EAGAIN);
4394         }
4395         XS_SETERR(xs, HBA_NOERROR);
4396
4397         /*
4398          * Now see if we need to synchronize the ISP with respect to anything.
4399          * We do dual duty here (cough) for synchronizing for busses other
4400          * than which we got here to send a command to.
4401          */
4402         reqp = (ispreq_t *) local;
4403         ISP_MEMZERO(local, QENTRY_LEN);
4404         if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4405                 if (IS_24XX(isp)) {
4406                         isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4407                         m->mrk_header.rqs_entry_count = 1;
4408                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4409                         m->mrk_modifier = SYNC_ALL;
4410                         m->mrk_vphdl = XS_CHANNEL(xs);
4411                         isp_put_marker_24xx(isp, m, qep);
4412                 } else {
4413                         isp_marker_t *m = (isp_marker_t *) reqp;
4414                         m->mrk_header.rqs_entry_count = 1;
4415                         m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4416                         m->mrk_target = (XS_CHANNEL(xs) << 7);  /* bus # */
4417                         m->mrk_modifier = SYNC_ALL;
4418                         isp_put_marker(isp, m, qep);
4419                 }
4420                 ISP_SYNC_REQUEST(isp);
4421                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4422                 goto start_again;
4423         }
4424
4425         reqp->req_header.rqs_entry_count = 1;
4426
4427         /*
4428          * Select and install Header Code.
4429          * Note that it might be overridden before going out
4430          * if we're on a 64 bit platform. The lower level
4431          * code (isp_send_cmd) will select the appropriate
4432          * 64 bit variant if it needs to.
4433          */
4434         if (IS_24XX(isp)) {
4435                 reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4436         } else if (IS_FC(isp)) {
4437                 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4438         } else {
4439                 if (XS_CDBLEN(xs) > 12) {
4440                         reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4441                 } else {
4442                         reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4443                 }
4444         }
4445
4446         /*
4447          * Set task attributes
4448          */
4449         if (IS_24XX(isp)) {
4450                 int ttype;
4451                 if (XS_TAG_P(xs)) {
4452                         ttype = XS_TAG_TYPE(xs);
4453                 } else {
4454                         if (XS_CDBP(xs)[0] == 0x3) {
4455                                 ttype = REQFLAG_HTAG;
4456                         } else {
4457                                 ttype = REQFLAG_STAG;
4458                         }
4459                 }
4460                 if (ttype == REQFLAG_OTAG) {
4461                         ttype = FCP_CMND_TASK_ATTR_ORDERED;
4462                 } else if (ttype == REQFLAG_HTAG) {
4463                         ttype = FCP_CMND_TASK_ATTR_HEAD;
4464                 } else {
4465                         ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4466                 }
4467                 ((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4468         } else if (IS_FC(isp)) {
4469                 /*
4470                  * See comment in isp_intr
4471                  */
4472                 /* XS_SET_RESID(xs, 0); */
4473
4474                 /*
4475                  * Fibre Channel always requires some kind of tag.
4476                  * The Qlogic drivers seem be happy not to use a tag,
4477                  * but this breaks for some devices (IBM drives).
4478                  */
4479                 if (XS_TAG_P(xs)) {
4480                         ((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4481                 } else {
4482                         /*
4483                          * If we don't know what tag to use, use HEAD OF QUEUE
4484                          * for Request Sense or Simple.
4485                          */
4486                         if (XS_CDBP(xs)[0] == 0x3)      /* REQUEST SENSE */
4487                                 ((ispreqt2_t *)reqp)->req_flags = REQFLAG_HTAG;
4488                         else
4489                                 ((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4490                 }
4491         } else {
4492                 sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4493                 if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4494                         reqp->req_flags = XS_TAG_TYPE(xs);
4495                 }
4496         }
4497
4498         tptr = &reqp->req_time;
4499
4500         /*
4501          * NB: we do not support long CDBs (yet)
4502          */
4503         cdblen = XS_CDBLEN(xs);
4504
4505         if (IS_SCSI(isp)) {
4506                 if (cdblen > sizeof (reqp->req_cdb)) {
4507                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4508                         XS_SETERR(xs, HBA_BOTCH);
4509                         return (CMD_COMPLETE);
4510                 }
4511                 reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4512                 reqp->req_lun_trn = XS_LUN(xs);
4513                 cdbp = reqp->req_cdb;
4514                 reqp->req_cdblen = cdblen;
4515         } else if (IS_24XX(isp)) {
4516                 ispreqt7_t *t7 = (ispreqt7_t *)local;
4517
4518                 if (cdblen > sizeof (t7->req_cdb)) {
4519                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4520                         XS_SETERR(xs, HBA_BOTCH);
4521                         return (CMD_COMPLETE);
4522                 }
4523
4524                 t7->req_nphdl = lp->handle;
4525                 t7->req_tidlo = lp->portid;
4526                 t7->req_tidhi = lp->portid >> 16;
4527                 t7->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4528 #if __FreeBSD_version >= 1000700
4529                 be64enc(t7->req_lun, CAM_EXTLUN_BYTE_SWIZZLE(XS_LUN(xs)));
4530 #else
4531                 if (XS_LUN(xs) >= 256) {
4532                         t7->req_lun[0] = XS_LUN(xs) >> 8;
4533                         t7->req_lun[0] |= 0x40;
4534                 }
4535                 t7->req_lun[1] = XS_LUN(xs);
4536 #endif
4537                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4538                         if (FCP_NEXT_CRN(isp, &t7->req_crn, xs)) {
4539                                 isp_prt(isp, ISP_LOG_WARN1,
4540                                     "%d.%d.%jx cannot generate next CRN",
4541                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4542                                 XS_SETERR(xs, HBA_BOTCH);
4543                                 return (CMD_EAGAIN);
4544                         }
4545                 }
4546                 tptr = &t7->req_time;
4547                 cdbp = t7->req_cdb;
4548         } else {
4549                 ispreqt2_t *t2 = (ispreqt2_t *)local;
4550
4551                 if (cdblen > sizeof t2->req_cdb) {
4552                         isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4553                         XS_SETERR(xs, HBA_BOTCH);
4554                         return (CMD_COMPLETE);
4555                 }
4556                 if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4557                         if (FCP_NEXT_CRN(isp, &t2->req_crn, xs)) {
4558                                 isp_prt(isp, ISP_LOG_WARN1,
4559                                     "%d.%d.%jx cannot generate next CRN",
4560                                     XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4561                                 XS_SETERR(xs, HBA_BOTCH);
4562                                 return (CMD_EAGAIN);
4563                         }
4564                 }
4565                 if (ISP_CAP_2KLOGIN(isp)) {
4566                         ispreqt2e_t *t2e = (ispreqt2e_t *)local;
4567                         t2e->req_target = lp->handle;
4568                         t2e->req_scclun = XS_LUN(xs);
4569 #if __FreeBSD_version < 1000700
4570                         if (XS_LUN(xs) >= 256)
4571                                 t2e->req_scclun |= 0x4000;
4572 #endif
4573                         cdbp = t2e->req_cdb;
4574                 } else if (ISP_CAP_SCCFW(isp)) {
4575                         ispreqt2_t *t2 = (ispreqt2_t *)local;
4576                         t2->req_target = lp->handle;
4577                         t2->req_scclun = XS_LUN(xs);
4578 #if __FreeBSD_version < 1000700
4579                         if (XS_LUN(xs) >= 256)
4580                                 t2->req_scclun |= 0x4000;
4581 #endif
4582                         cdbp = t2->req_cdb;
4583                 } else {
4584                         t2->req_target = lp->handle;
4585                         t2->req_lun_trn = XS_LUN(xs);
4586                         cdbp = t2->req_cdb;
4587                 }
4588         }
4589         ISP_MEMCPY(cdbp, XS_CDBP(xs), cdblen);
4590
4591         *tptr = (XS_TIME(xs) + 999) / 1000;
4592         if (IS_24XX(isp) && *tptr > 0x1999) {
4593                 *tptr = 0x1999;
4594         }
4595
4596         /* Whew. Thankfully the same for type 7 requests */
4597         reqp->req_handle = isp_allocate_handle(isp, xs, ISP_HANDLE_INITIATOR);
4598         if (reqp->req_handle == 0) {
4599                 isp_prt(isp, ISP_LOG_WARN1, "out of xflist pointers");
4600                 XS_SETERR(xs, HBA_BOTCH);
4601                 return (CMD_EAGAIN);
4602         }
4603
4604         /*
4605          * Set up DMA and/or do any platform dependent swizzling of the request entry
4606          * so that the Qlogic F/W understands what is being asked of it.
4607          *
4608          * The callee is responsible for adding all requests at this point.
4609          */
4610         dmaresult = ISP_DMASETUP(isp, xs, reqp);
4611         if (dmaresult != CMD_QUEUED) {
4612                 isp_destroy_handle(isp, reqp->req_handle);
4613                 /*
4614                  * dmasetup sets actual error in packet, and
4615                  * return what we were given to return.
4616                  */
4617                 return (dmaresult);
4618         }
4619         isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4620         isp->isp_nactive++;
4621         return (CMD_QUEUED);
4622 }
4623
4624 /*
4625  * isp control
4626  * Locks (ints blocked) assumed held.
4627  */
4628
4629 int
4630 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4631 {
4632         XS_T *xs;
4633         mbreg_t *mbr, mbs;
4634         int chan, tgt;
4635         uint32_t handle;
4636         va_list ap;
4637
4638         switch (ctl) {
4639         case ISPCTL_RESET_BUS:
4640                 /*
4641                  * Issue a bus reset.
4642                  */
4643                 if (IS_24XX(isp)) {
4644                         isp_prt(isp, ISP_LOGERR, "BUS RESET NOT IMPLEMENTED");
4645                         break;
4646                 } else if (IS_FC(isp)) {
4647                         mbs.param[1] = 10;
4648                         chan = 0;
4649                 } else {
4650                         va_start(ap, ctl);
4651                         chan = va_arg(ap, int);
4652                         va_end(ap);
4653                         mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4654                         if (mbs.param[1] < 2) {
4655                                 mbs.param[1] = 2;
4656                         }
4657                         mbs.param[2] = chan;
4658                 }
4659                 MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4660                 ISP_SET_SENDMARKER(isp, chan, 1);
4661                 isp_mboxcmd(isp, &mbs);
4662                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4663                         break;
4664                 }
4665                 isp_prt(isp, ISP_LOGINFO, "driver initiated bus reset of bus %d", chan);
4666                 return (0);
4667
4668         case ISPCTL_RESET_DEV:
4669                 va_start(ap, ctl);
4670                 chan = va_arg(ap, int);
4671                 tgt = va_arg(ap, int);
4672                 va_end(ap);
4673                 if (IS_24XX(isp)) {
4674                         uint8_t local[QENTRY_LEN];
4675                         isp24xx_tmf_t *tmf;
4676                         isp24xx_statusreq_t *sp;
4677                         fcparam *fcp = FCPARAM(isp, chan);
4678                         fcportdb_t *lp;
4679
4680                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4681                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to reset bad target %d", chan, tgt);
4682                                 break;
4683                         }
4684                         lp = &fcp->portdb[tgt];
4685                         if (lp->is_target == 0 ||
4686                             lp->state != FC_PORTDB_STATE_VALID) {
4687                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4688                                 break;
4689                         }
4690
4691                         tmf = (isp24xx_tmf_t *) local;
4692                         ISP_MEMZERO(tmf, QENTRY_LEN);
4693                         tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4694                         tmf->tmf_header.rqs_entry_count = 1;
4695                         tmf->tmf_nphdl = lp->handle;
4696                         tmf->tmf_delay = 2;
4697                         tmf->tmf_timeout = 4;
4698                         tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4699                         tmf->tmf_tidlo = lp->portid;
4700                         tmf->tmf_tidhi = lp->portid >> 16;
4701                         tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4702                         isp_put_24xx_tmf(isp, tmf, isp->isp_iocb);
4703                         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, QENTRY_LEN, chan);
4704                         fcp->sendmarker = 1;
4705
4706                         isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4707                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
4708                             MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000);
4709                         mbs.param[1] = QENTRY_LEN;
4710                         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4711                         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4712                         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4713                         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4714                         isp_mboxcmd(isp, &mbs);
4715                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4716                                 break;
4717
4718                         MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4719                         sp = (isp24xx_statusreq_t *) local;
4720                         isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)isp->isp_iocb)[1], sp);
4721                         if (sp->req_completion_status == 0) {
4722                                 return (0);
4723                         }
4724                         isp_prt(isp, ISP_LOGWARN, "Chan %d reset of target %d returned 0x%x", chan, tgt, sp->req_completion_status);
4725                         break;
4726                 } else if (IS_FC(isp)) {
4727                         if (ISP_CAP_2KLOGIN(isp)) {
4728                                 mbs.param[1] = tgt;
4729                                 mbs.ibits = (1 << 10);
4730                         } else {
4731                                 mbs.param[1] = (tgt << 8);
4732                         }
4733                 } else {
4734                         mbs.param[1] = (chan << 15) | (tgt << 8);
4735                 }
4736                 MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4737                 mbs.param[2] = 3;       /* 'delay', in seconds */
4738                 isp_mboxcmd(isp, &mbs);
4739                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4740                         break;
4741                 }
4742                 isp_prt(isp, ISP_LOGINFO, "Target %d on Bus %d Reset Succeeded", tgt, chan);
4743                 ISP_SET_SENDMARKER(isp, chan, 1);
4744                 return (0);
4745
4746         case ISPCTL_ABORT_CMD:
4747                 va_start(ap, ctl);
4748                 xs = va_arg(ap, XS_T *);
4749                 va_end(ap);
4750
4751                 tgt = XS_TGT(xs);
4752                 chan = XS_CHANNEL(xs);
4753
4754                 handle = isp_find_handle(isp, xs);
4755                 if (handle == 0) {
4756                         isp_prt(isp, ISP_LOGWARN, "cannot find handle for command to abort");
4757                         break;
4758                 }
4759                 if (IS_24XX(isp)) {
4760                         isp24xx_abrt_t local, *ab = &local;
4761                         fcparam *fcp;
4762                         fcportdb_t *lp;
4763
4764                         fcp = FCPARAM(isp, chan);
4765                         if (tgt < 0 || tgt >= MAX_FC_TARG) {
4766                                 isp_prt(isp, ISP_LOGWARN, "Chan %d trying to abort bad target %d", chan, tgt);
4767                                 break;
4768                         }
4769                         lp = &fcp->portdb[tgt];
4770                         if (lp->is_target == 0 ||
4771                             lp->state != FC_PORTDB_STATE_VALID) {
4772                                 isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4773                                 break;
4774                         }
4775                         isp_prt(isp, ISP_LOGALL, "Chan %d Abort Cmd for N-Port 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4776                         ISP_MEMZERO(ab, QENTRY_LEN);
4777                         ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4778                         ab->abrt_header.rqs_entry_count = 1;
4779                         ab->abrt_handle = lp->handle;
4780                         ab->abrt_cmd_handle = handle;
4781                         ab->abrt_tidlo = lp->portid;
4782                         ab->abrt_tidhi = lp->portid >> 16;
4783                         ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4784                         isp_put_24xx_abrt(isp, ab, isp->isp_iocb);
4785                         MEMORYBARRIER(isp, SYNC_IFORDEV, 0, 2 * QENTRY_LEN, chan);
4786
4787                         ISP_MEMZERO(&mbs, sizeof (mbs));
4788                         MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4789                         mbs.param[1] = QENTRY_LEN;
4790                         mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4791                         mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4792                         mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4793                         mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4794
4795                         isp_mboxcmd(isp, &mbs);
4796                         if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4797                                 break;
4798
4799                         MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4800                         isp_get_24xx_abrt(isp, &((isp24xx_abrt_t *)isp->isp_iocb)[1], ab);
4801                         if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4802                                 return (0);
4803                         }
4804                         isp_prt(isp, ISP_LOGWARN, "Chan %d handle %d abort returned 0x%x", chan, tgt, ab->abrt_nphdl);
4805                         break;
4806                 } else if (IS_FC(isp)) {
4807                         if (ISP_CAP_SCCFW(isp)) {
4808                                 if (ISP_CAP_2KLOGIN(isp)) {
4809                                         mbs.param[1] = tgt;
4810                                 } else {
4811                                         mbs.param[1] = tgt << 8;
4812                                 }
4813                                 mbs.param[6] = XS_LUN(xs);
4814                         } else {
4815                                 mbs.param[1] = tgt << 8 | XS_LUN(xs);
4816                         }
4817                 } else {
4818                         mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4819                 }
4820                 MBSINIT(&mbs, MBOX_ABORT,
4821                     MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_ERROR), 0);
4822                 mbs.param[2] = handle;
4823                 isp_mboxcmd(isp, &mbs);
4824                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4825                         break;
4826                 }
4827                 return (0);
4828
4829         case ISPCTL_UPDATE_PARAMS:
4830
4831                 va_start(ap, ctl);
4832                 chan = va_arg(ap, int);
4833                 va_end(ap);
4834                 isp_spi_update(isp, chan);
4835                 return (0);
4836
4837         case ISPCTL_FCLINK_TEST:
4838
4839                 if (IS_FC(isp)) {
4840                         int usdelay;
4841                         va_start(ap, ctl);
4842                         chan = va_arg(ap, int);
4843                         usdelay = va_arg(ap, int);
4844                         va_end(ap);
4845                         if (usdelay == 0) {
4846                                 usdelay =  250000;
4847                         }
4848                         return (isp_fclink_test(isp, chan, usdelay));
4849                 }
4850                 break;
4851
4852         case ISPCTL_SCAN_FABRIC:
4853
4854                 if (IS_FC(isp)) {
4855                         va_start(ap, ctl);
4856                         chan = va_arg(ap, int);
4857                         va_end(ap);
4858                         return (isp_scan_fabric(isp, chan));
4859                 }
4860                 break;
4861
4862         case ISPCTL_SCAN_LOOP:
4863
4864                 if (IS_FC(isp)) {
4865                         va_start(ap, ctl);
4866                         chan = va_arg(ap, int);
4867                         va_end(ap);
4868                         return (isp_scan_loop(isp, chan));
4869                 }
4870                 break;
4871
4872         case ISPCTL_PDB_SYNC:
4873
4874                 if (IS_FC(isp)) {
4875                         va_start(ap, ctl);
4876                         chan = va_arg(ap, int);
4877                         va_end(ap);
4878                         return (isp_pdb_sync(isp, chan));
4879                 }
4880                 break;
4881
4882         case ISPCTL_SEND_LIP:
4883
4884                 if (IS_FC(isp) && !IS_24XX(isp)) {
4885                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4886                         if (ISP_CAP_2KLOGIN(isp)) {
4887                                 mbs.ibits = (1 << 10);
4888                         }
4889                         isp_mboxcmd(isp, &mbs);
4890                         if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4891                                 return (0);
4892                         }
4893                 }
4894                 break;
4895
4896         case ISPCTL_GET_PDB:
4897                 if (IS_FC(isp)) {
4898                         isp_pdb_t *pdb;
4899                         va_start(ap, ctl);
4900                         chan = va_arg(ap, int);
4901                         tgt = va_arg(ap, int);
4902                         pdb = va_arg(ap, isp_pdb_t *);
4903                         va_end(ap);
4904                         return (isp_getpdb(isp, chan, tgt, pdb));
4905                 }
4906                 break;
4907
4908         case ISPCTL_GET_NAMES:
4909         {
4910                 uint64_t *wwnn, *wwnp;
4911                 va_start(ap, ctl);
4912                 chan = va_arg(ap, int);
4913                 tgt = va_arg(ap, int);
4914                 wwnn = va_arg(ap, uint64_t *);
4915                 wwnp = va_arg(ap, uint64_t *);
4916                 va_end(ap);
4917                 if (wwnn == NULL && wwnp == NULL) {
4918                         break;
4919                 }
4920                 if (wwnn) {
4921                         *wwnn = isp_get_wwn(isp, chan, tgt, 1);
4922                         if (*wwnn == INI_NONE) {
4923                                 break;
4924                         }
4925                 }
4926                 if (wwnp) {
4927                         *wwnp = isp_get_wwn(isp, chan, tgt, 0);
4928                         if (*wwnp == INI_NONE) {
4929                                 break;
4930                         }
4931                 }
4932                 return (0);
4933         }
4934         case ISPCTL_RUN_MBOXCMD:
4935         {
4936                 va_start(ap, ctl);
4937                 mbr = va_arg(ap, mbreg_t *);
4938                 va_end(ap);
4939                 isp_mboxcmd(isp, mbr);
4940                 return (0);
4941         }
4942         case ISPCTL_PLOGX:
4943         {
4944                 isp_plcmd_t *p;
4945                 int r;
4946
4947                 va_start(ap, ctl);
4948                 p = va_arg(ap, isp_plcmd_t *);
4949                 va_end(ap);
4950
4951                 if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
4952                         return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags));
4953                 }
4954                 do {
4955                         isp_next_handle(isp, &p->handle);
4956                         r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags);
4957                         if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4958                                 p->handle = r >> 16;
4959                                 r = 0;
4960                                 break;
4961                         }
4962                 } while ((r & 0xffff) == MBOX_LOOP_ID_USED);
4963                 return (r);
4964         }
4965         case ISPCTL_CHANGE_ROLE:
4966                 if (IS_FC(isp)) {
4967                         int role, r;
4968
4969                         va_start(ap, ctl);
4970                         chan = va_arg(ap, int);
4971                         role = va_arg(ap, int);
4972                         va_end(ap);
4973                         r = isp_fc_change_role(isp, chan, role);
4974                         return (r);
4975                 }
4976                 break;
4977         default:
4978                 isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
4979                 break;
4980
4981         }
4982         return (-1);
4983 }
4984
4985 /*
4986  * Interrupt Service Routine(s).
4987  *
4988  * External (OS) framework has done the appropriate locking,
4989  * and the locking will be held throughout this function.
4990  */
4991
4992 /*
4993  * Limit our stack depth by sticking with the max likely number
4994  * of completions on a request queue at any one time.
4995  */
4996 #ifndef MAX_REQUESTQ_COMPLETIONS
4997 #define MAX_REQUESTQ_COMPLETIONS        32
4998 #endif
4999
5000 void
5001 isp_intr(ispsoftc_t *isp, uint16_t isr, uint16_t sema, uint16_t info)
5002 {
5003         XS_T *complist[MAX_REQUESTQ_COMPLETIONS], *xs;
5004         uint32_t iptr, optr, junk;
5005         int i, nlooked = 0, ndone = 0, continuations_expected = 0;
5006         int etype, last_etype = 0;
5007
5008 again:
5009         /*
5010          * Is this a mailbox related interrupt?
5011          * The mailbox semaphore will be nonzero if so.
5012          */
5013         if (sema) {
5014  fmbox:
5015                 if (info & MBOX_COMMAND_COMPLETE) {
5016                         isp->isp_intmboxc++;
5017                         if (isp->isp_mboxbsy) {
5018                                 int obits = isp->isp_obits;
5019                                 isp->isp_mboxtmp[0] = info;
5020                                 for (i = 1; i < ISP_NMBOX(isp); i++) {
5021                                         if ((obits & (1 << i)) == 0) {
5022                                                 continue;
5023                                         }
5024                                         isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
5025                                 }
5026                                 if (isp->isp_mbxwrk0) {
5027                                         if (isp_mbox_continue(isp) == 0) {
5028                                                 return;
5029                                         }
5030                                 }
5031                                 MBOX_NOTIFY_COMPLETE(isp);
5032                         } else {
5033                                 isp_prt(isp, ISP_LOGWARN, "mailbox cmd (0x%x) with no waiters", info);
5034                         }
5035                 } else {
5036                         i = IS_FC(isp)? isp_parse_async_fc(isp, info) : isp_parse_async(isp, info);
5037                         if (i < 0) {
5038                                 return;
5039                         }
5040                 }
5041                 if ((IS_FC(isp) && info != ASYNC_RIOZIO_STALL) || isp->isp_state != ISP_RUNSTATE) {
5042                         goto out;
5043                 }
5044         }
5045
5046         /*
5047          * We can't be getting this now.
5048          */
5049         if (isp->isp_state != ISP_RUNSTATE) {
5050                 /*
5051                  * This seems to happen to 23XX and 24XX cards- don't know why.
5052                  */
5053                  if (isp->isp_mboxbsy && isp->isp_lastmbxcmd == MBOX_ABOUT_FIRMWARE) {
5054                         goto fmbox;
5055                 }
5056                 isp_prt(isp, ISP_LOGINFO, "interrupt (ISR=%x SEMA=%x INFO=%x) "
5057                     "when not ready", isr, sema, info);
5058                 /*
5059                  * Thank you very much!  *Burrrp*!
5060                  */
5061                 isp->isp_residx = ISP_READ(isp, isp->isp_respinrp);
5062                 isp->isp_resodx = isp->isp_residx;
5063                 ISP_WRITE(isp, isp->isp_respoutrp, isp->isp_resodx);
5064                 if (IS_24XX(isp)) {
5065                         ISP_DISABLE_INTS(isp);
5066                 }
5067                 goto out;
5068         }
5069
5070 #ifdef  ISP_TARGET_MODE
5071         /*
5072          * Check for ATIO Queue entries.
5073          */
5074         if (IS_24XX(isp) &&
5075             (isr == ISPR2HST_ATIO_UPDATE || isr == ISPR2HST_ATIO_RSPQ_UPDATE ||
5076              isr == ISPR2HST_ATIO_UPDATE2)) {
5077                 iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
5078                 optr = isp->isp_atioodx;
5079
5080                 while (optr != iptr) {
5081                         uint8_t qe[QENTRY_LEN];
5082                         isphdr_t *hp;
5083                         uint32_t oop;
5084                         void *addr;
5085
5086                         oop = optr;
5087                         MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN, -1);
5088                         addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
5089                         isp_get_hdr(isp, addr, (isphdr_t *)qe);
5090                         hp = (isphdr_t *)qe;
5091                         switch (hp->rqs_entry_type) {
5092                         case RQSTYPE_NOTIFY:
5093                         case RQSTYPE_ATIO:
5094                                 (void) isp_target_notify(isp, addr, &oop);
5095                                 break;
5096                         default:
5097                                 isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
5098                                 break;
5099                         }
5100                         optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
5101                 }
5102                 if (isp->isp_atioodx != optr) {
5103                         ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
5104                         isp->isp_atioodx = optr;
5105                 }
5106         }
5107 #endif
5108
5109         /*
5110          * You *must* read the Response Queue In Pointer
5111          * prior to clearing the RISC interrupt.
5112          *
5113          * Debounce the 2300 if revision less than 2.
5114          */
5115         if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
5116                 i = 0;
5117                 do {
5118                         iptr = ISP_READ(isp, isp->isp_respinrp);
5119                         junk = ISP_READ(isp, isp->isp_respinrp);
5120                 } while (junk != iptr && ++i < 1000);
5121
5122                 if (iptr != junk) {
5123                         isp_prt(isp, ISP_LOGWARN, "Response Queue Out Pointer Unstable (%x, %x)", iptr, junk);
5124                         goto out;
5125                 }
5126         } else {
5127                 iptr = ISP_READ(isp, isp->isp_respinrp);
5128         }
5129
5130         optr = isp->isp_resodx;
5131         if (optr == iptr && sema == 0) {
5132                 /*
5133                  * There are a lot of these- reasons unknown- mostly on
5134                  * faster Alpha machines.
5135                  *
5136                  * I tried delaying after writing HCCR_CMD_CLEAR_RISC_INT to
5137                  * make sure the old interrupt went away (to avoid 'ringing'
5138                  * effects), but that didn't stop this from occurring.
5139                  */
5140                 if (IS_24XX(isp)) {
5141                         junk = 0;
5142                 } else if (IS_23XX(isp)) {
5143                         ISP_DELAY(100);
5144                         iptr = ISP_READ(isp, isp->isp_respinrp);
5145                         junk = ISP_READ(isp, BIU_R2HSTSLO);
5146                 } else {
5147                         junk = ISP_READ(isp, BIU_ISR);
5148                 }
5149                 if (optr == iptr) {
5150                         if (IS_23XX(isp) || IS_24XX(isp)) {
5151                                 ;
5152                         } else {
5153                                 sema = ISP_READ(isp, BIU_SEMA);
5154                                 info = ISP_READ(isp, OUTMAILBOX0);
5155                                 if ((sema & 0x3) && (info & 0x8000)) {
5156                                         goto again;
5157                                 }
5158                         }
5159                         isp->isp_intbogus++;
5160                         isp_prt(isp, ISP_LOGDEBUG1, "bogus intr- isr %x (%x) iptr %x optr %x", isr, junk, iptr, optr);
5161                 }
5162         }
5163         isp->isp_residx = iptr;
5164
5165         while (optr != iptr) {
5166                 uint8_t qe[QENTRY_LEN];
5167                 ispstatusreq_t *sp = (ispstatusreq_t *) qe;
5168                 isphdr_t *hp;
5169                 int buddaboom, scsi_status, completion_status;
5170                 int req_status_flags, req_state_flags;
5171                 uint8_t *snsp, *resp;
5172                 uint32_t rlen, slen, totslen;
5173                 long resid;
5174                 uint16_t oop;
5175
5176                 hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
5177                 oop = optr;
5178                 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5179                 nlooked++;
5180  read_again:
5181                 buddaboom = req_status_flags = req_state_flags = 0;
5182                 resid = 0L;
5183
5184                 /*
5185                  * Synchronize our view of this response queue entry.
5186                  */
5187                 MEMORYBARRIER(isp, SYNC_RESULT, oop, QENTRY_LEN, -1);
5188                 if (isp->isp_dblev & ISP_LOGDEBUG1)
5189                         isp_print_qentry(isp, "Response Queue Entry", oop, hp);
5190                 isp_get_hdr(isp, hp, &sp->req_header);
5191                 etype = sp->req_header.rqs_entry_type;
5192
5193                 if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5194                         isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5195                         isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5196                         scsi_status = sp2->req_scsi_status;
5197                         completion_status = sp2->req_completion_status;
5198                         if ((scsi_status & 0xff) != 0)
5199                                 req_state_flags = RQSF_GOT_STATUS;
5200                         else
5201                                 req_state_flags = 0;
5202                         resid = sp2->req_resid;
5203                 } else if (etype == RQSTYPE_RESPONSE) {
5204                         isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5205                         scsi_status = sp->req_scsi_status;
5206                         completion_status = sp->req_completion_status;
5207                         req_status_flags = sp->req_status_flags;
5208                         req_state_flags = sp->req_state_flags;
5209                         resid = sp->req_resid;
5210                 } else if (etype == RQSTYPE_RIO1) {
5211                         isp_rio1_t *rio = (isp_rio1_t *) qe;
5212                         isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5213                         for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5214                                 isp_fastpost_complete(isp, rio->req_handles[i]);
5215                         }
5216                         if (isp->isp_fpcchiwater < rio->req_header.rqs_seqno) {
5217                                 isp->isp_fpcchiwater = rio->req_header.rqs_seqno;
5218                         }
5219                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5220                         last_etype = etype;
5221                         continue;
5222                 } else if (etype == RQSTYPE_RIO2) {
5223                         isp_prt(isp, ISP_LOGERR, "dropping RIO2 response");
5224                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5225                         last_etype = etype;
5226                         continue;
5227                 } else if (etype == RQSTYPE_STATUS_CONT) {
5228                         isp_get_cont_response(isp, (ispstatus_cont_t *) hp, (ispstatus_cont_t *) sp);
5229                         if (last_etype == RQSTYPE_RESPONSE && continuations_expected && ndone > 0 && (xs = complist[ndone-1]) != NULL) {
5230                                 ispstatus_cont_t *scp = (ispstatus_cont_t *) sp;
5231                                 XS_SENSE_APPEND(xs, scp->req_sense_data, sizeof (scp->req_sense_data));
5232                                 isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "%d more Status Continuations expected", --continuations_expected);
5233                         } else {
5234                                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
5235                         }
5236                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5237                         continue;
5238                 } else {
5239                         /*
5240                          * Somebody reachable via isp_handle_other_response
5241                          * may have updated the response queue pointers for
5242                          * us, so we reload our goal index.
5243                          */
5244                         int r;
5245                         uint32_t tsto = oop;
5246                         r = isp_handle_other_response(isp, etype, hp, &tsto);
5247                         if (r < 0) {
5248                                 goto read_again;
5249                         }
5250                         /*
5251                          * If somebody updated the output pointer, then reset
5252                          * optr to be one more than the updated amount.
5253                          */
5254                         while (tsto != oop) {
5255                                 optr = ISP_NXT_QENTRY(tsto, RESULT_QUEUE_LEN(isp));
5256                         }
5257                         if (r > 0) {
5258                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5259                                 last_etype = etype;
5260                                 continue;
5261                         }
5262
5263                         /*
5264                          * After this point, we'll just look at the header as
5265                          * we don't know how to deal with the rest of the
5266                          * response.
5267                          */
5268
5269                         /*
5270                          * It really has to be a bounced request just copied
5271                          * from the request queue to the response queue. If
5272                          * not, something bad has happened.
5273                          */
5274                         if (etype != RQSTYPE_REQUEST) {
5275                                 isp_prt(isp, ISP_LOGERR, notresp, etype, oop, optr, nlooked);
5276                                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5277                                 last_etype = etype;
5278                                 continue;
5279                         }
5280                         buddaboom = 1;
5281                         scsi_status = sp->req_scsi_status;
5282                         completion_status = sp->req_completion_status;
5283                         req_status_flags = sp->req_status_flags;
5284                         req_state_flags = sp->req_state_flags;
5285                         resid = sp->req_resid;
5286                 }
5287
5288                 if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5289                         if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5290                                 isp_print_qentry(isp, "unexpected continuation segment",
5291                                     oop, hp);
5292                                 last_etype = etype;
5293                                 continue;
5294                         }
5295                         if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5296                                 isp_prt(isp, ISP_LOG_WARN1, "internal queues full");
5297                                 /*
5298                                  * We'll synthesize a QUEUE FULL message below.
5299                                  */
5300                         }
5301                         if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5302                                 isp_print_qentry(isp, "bad header flag",
5303                                     oop, hp);
5304                                 buddaboom++;
5305                         }
5306                         if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5307                                 isp_print_qentry(isp, "bad request packet",
5308                                     oop, hp);
5309                                 buddaboom++;
5310                         }
5311                         if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5312                                 isp_print_qentry(isp, "invalid entry count",
5313                                     oop, hp);
5314                                 buddaboom++;
5315                         }
5316                         if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5317                                 isp_print_qentry(isp, "invalid IOCB ordering",
5318                                     oop, hp);
5319                                 last_etype = etype;
5320                                 continue;
5321                         }
5322                 }
5323
5324                 xs = isp_find_xs(isp, sp->req_handle);
5325                 if (xs == NULL) {
5326                         uint8_t ts = completion_status & 0xff;
5327                         /*
5328                          * Only whine if this isn't the expected fallout of
5329                          * aborting the command or resetting the target.
5330                          */
5331                         if (etype != RQSTYPE_RESPONSE) {
5332                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5333                         } else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5334                                 isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5335                         }
5336                         ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5337                         last_etype = etype;
5338                         continue;
5339                 }
5340                 if (req_status_flags & RQSTF_BUS_RESET) {
5341                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx bus was reset",
5342                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5343                         XS_SETERR(xs, HBA_BUSRESET);
5344                         ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5345                 }
5346                 if (buddaboom) {
5347                         isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx buddaboom",
5348                             XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5349                         XS_SETERR(xs, HBA_BOTCH);
5350                 }
5351
5352                 resp = NULL;
5353                 rlen = 0;
5354                 snsp = NULL;
5355                 totslen = slen = 0;
5356                 if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5357                         resp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5358                         rlen = ((isp24xx_statusreq_t *)sp)->req_response_len;
5359                 } else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5360                         resp = sp->req_response;
5361                         rlen = sp->req_response_len;
5362                 }
5363                 if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5364                         /*
5365                          * Fibre Channel F/W doesn't say we got status
5366                          * if there's Sense Data instead. I guess they
5367                          * think it goes w/o saying.
5368                          */
5369                         req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5370                         if (IS_24XX(isp)) {
5371                                 snsp = ((isp24xx_statusreq_t *)sp)->req_rsp_sense;
5372                                 snsp += rlen;
5373                                 totslen = ((isp24xx_statusreq_t *)sp)->req_sense_len;
5374                                 slen = (sizeof (((isp24xx_statusreq_t *)sp)->req_rsp_sense)) - rlen;
5375                                 if (totslen < slen)
5376                                         slen = totslen;
5377                         } else {
5378                                 snsp = sp->req_sense_data;
5379                                 totslen = sp->req_sense_len;
5380                                 slen = sizeof (sp->req_sense_data);
5381                                 if (totslen < slen)
5382                                         slen = totslen;
5383                         }
5384                 } else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5385                         snsp = sp->req_sense_data;
5386                         totslen = sp->req_sense_len;
5387                         slen = sizeof (sp->req_sense_data);
5388                         if (totslen < slen)
5389                                 slen = totslen;
5390                 }
5391                 if (req_state_flags & RQSF_GOT_STATUS) {
5392                         *XS_STSP(xs) = scsi_status & 0xff;
5393                 }
5394
5395                 switch (etype) {
5396                 case RQSTYPE_RESPONSE:
5397                         if (resp && rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5398                                 const char *ptr;
5399                                 char lb[64];
5400                                 const char *rnames[10] = {
5401                                     "Task Management function complete",
5402                                     "FCP_DATA length different than FCP_BURST_LEN",
5403                                     "FCP_CMND fields invalid",
5404                                     "FCP_DATA parameter mismatch with FCP_DATA_RO",
5405                                     "Task Management function rejected",
5406                                     "Task Management function failed",
5407                                     NULL,
5408                                     NULL,
5409                                     "Task Management function succeeded",
5410                                     "Task Management function incorrect logical unit number",
5411                                 };
5412                                 uint8_t code = resp[FCP_RSPNS_CODE_OFFSET];
5413                                 if (code >= 10 || rnames[code] == NULL) {
5414                                         ISP_SNPRINTF(lb, sizeof(lb),
5415                                             "Unknown FCP Response Code 0x%x",
5416                                             code);
5417                                         ptr = lb;
5418                                 } else {
5419                                         ptr = rnames[code];
5420                                 }
5421                                 isp_xs_prt(isp, xs, ISP_LOGWARN,
5422                                     "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x",
5423                                     rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5424                                 if (code != 0 && code != 8)
5425                                         XS_SETERR(xs, HBA_BOTCH);
5426                         }
5427                         if (IS_24XX(isp)) {
5428                                 isp_parse_status_24xx(isp, (isp24xx_statusreq_t *)sp, xs, &resid);
5429                         } else {
5430                                 isp_parse_status(isp, (void *)sp, xs, &resid);
5431                         }
5432                         if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) && (*XS_STSP(xs) == SCSI_BUSY)) {
5433                                 XS_SETERR(xs, HBA_TGTBSY);
5434                         }
5435                         if (IS_SCSI(isp)) {
5436                                 XS_SET_RESID(xs, resid);
5437                                 /*
5438                                  * A new synchronous rate was negotiated for
5439                                  * this target. Mark state such that we'll go
5440                                  * look up that which has changed later.
5441                                  */
5442                                 if (req_status_flags & RQSTF_NEGOTIATION) {
5443                                         int t = XS_TGT(xs);
5444                                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5445                                         sdp->isp_devparam[t].dev_refresh = 1;
5446                                         sdp->update = 1;
5447                                 }
5448                         } else {
5449                                 if (req_status_flags & RQSF_XFER_COMPLETE) {
5450                                         XS_SET_RESID(xs, 0);
5451                                 } else if (scsi_status & RQCS_RESID) {
5452                                         XS_SET_RESID(xs, resid);
5453                                 } else {
5454                                         XS_SET_RESID(xs, 0);
5455                                 }
5456                         }
5457                         if (snsp && slen) {
5458                                 if (totslen > slen) {
5459                                         continuations_expected += ((totslen - slen + QENTRY_LEN - 5) / (QENTRY_LEN - 4));
5460                                         if (ndone > (MAX_REQUESTQ_COMPLETIONS - continuations_expected - 1)) {
5461                                                 /* we'll lose some stats, but that's a small price to pay */
5462                                                 for (i = 0; i < ndone; i++) {
5463                                                         if (complist[i]) {
5464                                                                 isp->isp_rsltccmplt++;
5465                                                                 isp_done(complist[i]);
5466                                                         }
5467                                                 }
5468                                                 ndone = 0;
5469                                         }
5470                                         isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN, "Expecting %d more Status Continuations for total sense length of %u",
5471                                             continuations_expected, totslen);
5472                                 }
5473                                 XS_SAVE_SENSE(xs, snsp, totslen, slen);
5474                         } else if ((req_status_flags & RQSF_GOT_STATUS) && (scsi_status & 0xff) == SCSI_CHECK && IS_FC(isp)) {
5475                                 isp_prt(isp, ISP_LOGWARN, "CHECK CONDITION w/o sense data for CDB=0x%x", XS_CDBP(xs)[0] & 0xff);
5476                                 isp_print_qentry(isp, "CC with no Sense",
5477                                     oop, hp);
5478                         }
5479                         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));
5480                         break;
5481                 case RQSTYPE_REQUEST:
5482                 case RQSTYPE_A64:
5483                 case RQSTYPE_T2RQS:
5484                 case RQSTYPE_T3RQS:
5485                 case RQSTYPE_T7RQS:
5486                         if (!IS_24XX(isp) && (sp->req_header.rqs_flags & RQSFLAG_FULL)) {
5487                                 /*
5488                                  * Force Queue Full status.
5489                                  */
5490                                 *XS_STSP(xs) = SCSI_QFULL;
5491                                 XS_SETERR(xs, HBA_NOERROR);
5492                         } else if (XS_NOERR(xs)) {
5493                                 isp_prt(isp, ISP_LOG_WARN1,
5494                                     "%d.%d.%jx badness at %s:%u",
5495                                     XS_CHANNEL(xs), XS_TGT(xs),
5496                                     (uintmax_t)XS_LUN(xs),
5497                                     __func__, __LINE__);
5498                                 XS_SETERR(xs, HBA_BOTCH);
5499                         }
5500                         XS_SET_RESID(xs, XS_XFRLEN(xs));
5501                         break;
5502                 default:
5503                         isp_print_qentry(isp, "Unhandled Response Type",
5504                             oop, hp);
5505                         if (XS_NOERR(xs)) {
5506                                 XS_SETERR(xs, HBA_BOTCH);
5507                         }
5508                         break;
5509                 }
5510
5511                 /*
5512                  * Free any DMA resources. As a side effect, this may
5513                  * also do any cache flushing necessary for data coherence.
5514                  */
5515                 if (XS_XFRLEN(xs)) {
5516                         ISP_DMAFREE(isp, xs, sp->req_handle);
5517                 }
5518                 isp_destroy_handle(isp, sp->req_handle);
5519
5520                 if (isp->isp_nactive > 0) {
5521                     isp->isp_nactive--;
5522                 }
5523                 complist[ndone++] = xs; /* defer completion call until later */
5524                 ISP_MEMZERO(hp, QENTRY_LEN);    /* PERF */
5525                 last_etype = etype;
5526                 if (ndone == MAX_REQUESTQ_COMPLETIONS) {
5527                         break;
5528                 }
5529         }
5530
5531         /*
5532          * If we looked at any commands, then it's valid to find out
5533          * what the outpointer is. It also is a trigger to update the
5534          * ISP's notion of what we've seen so far.
5535          */
5536         if (nlooked) {
5537                 ISP_WRITE(isp, isp->isp_respoutrp, optr);
5538                 isp->isp_resodx = optr;
5539                 if (isp->isp_rscchiwater < ndone)
5540                         isp->isp_rscchiwater = ndone;
5541         }
5542
5543 out:
5544
5545         if (IS_24XX(isp)) {
5546                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
5547         } else {
5548                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
5549                 ISP_WRITE(isp, BIU_SEMA, 0);
5550         }
5551
5552         for (i = 0; i < ndone; i++) {
5553                 xs = complist[i];
5554                 if (xs) {
5555                         if (((isp->isp_dblev & (ISP_LOGDEBUG1|ISP_LOGDEBUG2|ISP_LOGDEBUG3))) ||
5556                             ((isp->isp_dblev & (ISP_LOGDEBUG0|ISP_LOG_CWARN) && ((!XS_NOERR(xs)) || (*XS_STSP(xs) != SCSI_GOOD))))) {
5557                                 isp_prt_endcmd(isp, xs);
5558                         }
5559                         isp->isp_rsltccmplt++;
5560                         isp_done(xs);
5561                 }
5562         }
5563 }
5564
5565 /*
5566  * Support routines.
5567  */
5568
5569 void
5570 isp_prt_endcmd(ispsoftc_t *isp, XS_T *xs)
5571 {
5572         char cdbstr[16 * 5 + 1];
5573         int i, lim;
5574
5575         lim = XS_CDBLEN(xs) > 16? 16 : XS_CDBLEN(xs);
5576         ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "0x%02x ", XS_CDBP(xs)[0]);
5577         for (i = 1; i < lim; i++) {
5578                 ISP_SNPRINTF(cdbstr, sizeof (cdbstr), "%s0x%02x ", cdbstr, XS_CDBP(xs)[i]);
5579         }
5580         if (XS_SENSE_VALID(xs)) {
5581                 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",
5582                     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));
5583         } else {
5584                 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));
5585         }
5586 }
5587
5588 /*
5589  * Parse an ASYNC mailbox complete
5590  *
5591  * Return non-zero if the event has been acknowledged.
5592  */
5593 static int
5594 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5595 {
5596         int acked = 0;
5597         uint32_t h1 = 0, h2 = 0;
5598         uint16_t chan = 0;
5599
5600         /*
5601          * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5602          * where Mailboxes 6/7 have the second handle.
5603          */
5604         if (mbox != ASYNC_RIO32_2) {
5605                 if (IS_DUALBUS(isp)) {
5606                         chan = ISP_READ(isp, OUTMAILBOX6);
5607                 }
5608         }
5609         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5610
5611         switch (mbox) {
5612         case ASYNC_BUS_RESET:
5613                 ISP_SET_SENDMARKER(isp, chan, 1);
5614 #ifdef  ISP_TARGET_MODE
5615                 if (isp_target_async(isp, chan, mbox)) {
5616                         acked = 1;
5617                 }
5618 #endif
5619                 isp_async(isp, ISPASYNC_BUS_RESET, chan);
5620                 break;
5621         case ASYNC_SYSTEM_ERROR:
5622                 isp->isp_dead = 1;
5623                 isp->isp_state = ISP_CRASHED;
5624                 /*
5625                  * Were we waiting for a mailbox command to complete?
5626                  * If so, it's dead, so wake up the waiter.
5627                  */
5628                 if (isp->isp_mboxbsy) {
5629                         isp->isp_obits = 1;
5630                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5631                         MBOX_NOTIFY_COMPLETE(isp);
5632                 }
5633                 /*
5634                  * It's up to the handler for isp_async to reinit stuff and
5635                  * restart the firmware
5636                  */
5637                 isp_async(isp, ISPASYNC_FW_CRASH);
5638                 acked = 1;
5639                 break;
5640
5641         case ASYNC_RQS_XFER_ERR:
5642                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5643                 break;
5644
5645         case ASYNC_RSP_XFER_ERR:
5646                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5647                 break;
5648
5649         case ASYNC_QWAKEUP:
5650                 /*
5651                  * We've just been notified that the Queue has woken up.
5652                  * We don't need to be chatty about this- just unlatch things
5653                  * and move on.
5654                  */
5655                 mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5656                 break;
5657
5658         case ASYNC_TIMEOUT_RESET:
5659                 isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5660                 ISP_SET_SENDMARKER(isp, chan, 1);
5661 #ifdef  ISP_TARGET_MODE
5662                 if (isp_target_async(isp, chan, mbox)) {
5663                         acked = 1;
5664                 }
5665 #endif
5666                 break;
5667
5668         case ASYNC_DEVICE_RESET:
5669                 isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5670                 ISP_SET_SENDMARKER(isp, chan, 1);
5671 #ifdef  ISP_TARGET_MODE
5672                 if (isp_target_async(isp, chan, mbox)) {
5673                         acked = 1;
5674                 }
5675 #endif
5676                 break;
5677
5678         case ASYNC_EXTMSG_UNDERRUN:
5679                 isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5680                 break;
5681
5682         case ASYNC_SCAM_INT:
5683                 isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5684                 break;
5685
5686         case ASYNC_HUNG_SCSI:
5687                 isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5688                 /* XXX: Need to issue SCSI reset at this point */
5689                 break;
5690
5691         case ASYNC_KILLED_BUS:
5692                 isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5693                 break;
5694
5695         case ASYNC_BUS_TRANSIT:
5696                 mbox = ISP_READ(isp, OUTMAILBOX2);
5697                 switch (mbox & SXP_PINS_MODE_MASK) {
5698                 case SXP_PINS_LVD_MODE:
5699                         isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5700                         SDPARAM(isp, chan)->isp_diffmode = 0;
5701                         SDPARAM(isp, chan)->isp_ultramode = 0;
5702                         SDPARAM(isp, chan)->isp_lvdmode = 1;
5703                         break;
5704                 case SXP_PINS_HVD_MODE:
5705                         isp_prt(isp, ISP_LOGINFO,
5706                             "Transition to Differential mode");
5707                         SDPARAM(isp, chan)->isp_diffmode = 1;
5708                         SDPARAM(isp, chan)->isp_ultramode = 0;
5709                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5710                         break;
5711                 case SXP_PINS_SE_MODE:
5712                         isp_prt(isp, ISP_LOGINFO,
5713                             "Transition to Single Ended mode");
5714                         SDPARAM(isp, chan)->isp_diffmode = 0;
5715                         SDPARAM(isp, chan)->isp_ultramode = 1;
5716                         SDPARAM(isp, chan)->isp_lvdmode = 0;
5717                         break;
5718                 default:
5719                         isp_prt(isp, ISP_LOGWARN,
5720                             "Transition to Unknown Mode 0x%x", mbox);
5721                         break;
5722                 }
5723                 /*
5724                  * XXX: Set up to renegotiate again!
5725                  */
5726                 /* Can only be for a 1080... */
5727                 ISP_SET_SENDMARKER(isp, chan, 1);
5728                 break;
5729
5730         case ASYNC_CMD_CMPLT:
5731         case ASYNC_RIO32_1:
5732                 if (!IS_ULTRA3(isp)) {
5733                         isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5734                         break;
5735                 }
5736                 /* FALLTHROUGH */
5737                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5738                 break;
5739
5740         case ASYNC_RIO32_2:
5741                 h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5742                 h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5743                 break;
5744
5745         case ASYNC_RIO16_5:
5746         case ASYNC_RIO16_4:
5747         case ASYNC_RIO16_3:
5748         case ASYNC_RIO16_2:
5749         case ASYNC_RIO16_1:
5750                 isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5751                 break;
5752         default:
5753                 isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5754                 break;
5755         }
5756
5757         if (h1 || h2) {
5758                 isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5759                 isp_fastpost_complete(isp, h1);
5760                 if (h2) {
5761                         isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5762                         isp_fastpost_complete(isp, h2);
5763                         if (isp->isp_fpcchiwater < 2) {
5764                                 isp->isp_fpcchiwater = 2;
5765                         }
5766                 } else {
5767                         if (isp->isp_fpcchiwater < 1) {
5768                                 isp->isp_fpcchiwater = 1;
5769                         }
5770                 }
5771         } else {
5772                 isp->isp_intoasync++;
5773         }
5774         return (acked);
5775 }
5776
5777 static int
5778 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5779 {
5780         fcparam *fcp;
5781         int acked = 0;
5782         uint16_t chan;
5783
5784         if (IS_DUALBUS(isp)) {
5785                 chan = ISP_READ(isp, OUTMAILBOX6);
5786         } else {
5787                 chan = 0;
5788         }
5789         isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5790
5791         switch (mbox) {
5792         case ASYNC_SYSTEM_ERROR:
5793                 isp->isp_dead = 1;
5794                 isp->isp_state = ISP_CRASHED;
5795                 FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5796                 isp_change_fw_state(isp, chan, FW_CONFIG_WAIT);
5797                 /*
5798                  * Were we waiting for a mailbox command to complete?
5799                  * If so, it's dead, so wake up the waiter.
5800                  */
5801                 if (isp->isp_mboxbsy) {
5802                         isp->isp_obits = 1;
5803                         isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5804                         MBOX_NOTIFY_COMPLETE(isp);
5805                 }
5806                 /*
5807                  * It's up to the handler for isp_async to reinit stuff and
5808                  * restart the firmware
5809                  */
5810                 isp_async(isp, ISPASYNC_FW_CRASH);
5811                 acked = 1;
5812                 break;
5813
5814         case ASYNC_RQS_XFER_ERR:
5815                 isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5816                 break;
5817
5818         case ASYNC_RSP_XFER_ERR:
5819                 isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5820                 break;
5821
5822         case ASYNC_QWAKEUP:
5823 #ifdef  ISP_TARGET_MODE
5824                 if (IS_24XX(isp)) {
5825                         isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5826                         break;
5827                 }
5828 #endif
5829                 isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5830                 break;
5831
5832         case ASYNC_CMD_CMPLT:
5833                 isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5834                 if (isp->isp_fpcchiwater < 1) {
5835                         isp->isp_fpcchiwater = 1;
5836                 }
5837                 break;
5838
5839         case ASYNC_RIOZIO_STALL:
5840                 break;
5841
5842         case ASYNC_CTIO_DONE:
5843 #ifdef  ISP_TARGET_MODE
5844                 if (isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1), mbox)) {
5845                         acked = 1;
5846                 } else {
5847                         isp->isp_fphccmplt++;
5848                 }
5849 #else
5850                 isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5851 #endif
5852                 break;
5853         case ASYNC_LIP_ERROR:
5854         case ASYNC_LIP_NOS_OLS_RECV:
5855         case ASYNC_LIP_OCCURRED:
5856         case ASYNC_PTPMODE:
5857                 /*
5858                  * These are broadcast events that have to be sent across
5859                  * all active channels.
5860                  */
5861                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5862                         fcp = FCPARAM(isp, chan);
5863                         int topo = fcp->isp_topo;
5864
5865                         if (fcp->role == ISP_ROLE_NONE)
5866                                 continue;
5867                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5868                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5869                         ISP_SET_SENDMARKER(isp, chan, 1);
5870                         isp_async(isp, ISPASYNC_LIP, chan);
5871 #ifdef  ISP_TARGET_MODE
5872                         if (isp_target_async(isp, chan, mbox)) {
5873                                 acked = 1;
5874                         }
5875 #endif
5876                         /*
5877                          * We've had problems with data corruption occuring on
5878                          * commands that complete (with no apparent error) after
5879                          * we receive a LIP. This has been observed mostly on
5880                          * Local Loop topologies. To be safe, let's just mark
5881                          * all active initiator commands as dead.
5882                          */
5883                         if (topo == TOPO_NL_PORT || topo == TOPO_FL_PORT) {
5884                                 int i, j;
5885                                 for (i = j = 0; i < isp->isp_maxcmds; i++) {
5886                                         XS_T *xs;
5887                                         isp_hdl_t *hdp;
5888
5889                                         hdp = &isp->isp_xflist[i];
5890                                         if (ISP_H2HT(hdp->handle) != ISP_HANDLE_INITIATOR) {
5891                                                 continue;
5892                                         }
5893                                         xs = hdp->cmd;
5894                                         if (XS_CHANNEL(xs) != chan) {
5895                                                 continue;
5896                                         }
5897                                         j++;
5898                                         isp_prt(isp, ISP_LOG_WARN1,
5899                                             "%d.%d.%jx bus reset set at %s:%u",
5900                                             XS_CHANNEL(xs), XS_TGT(xs),
5901                                             (uintmax_t)XS_LUN(xs),
5902                                             __func__, __LINE__);
5903                                         XS_SETERR(xs, HBA_BUSRESET);
5904                                 }
5905                                 if (j) {
5906                                         isp_prt(isp, ISP_LOGERR, lipd, chan, j);
5907                                 }
5908                         }
5909                 }
5910                 break;
5911
5912         case ASYNC_LOOP_UP:
5913                 /*
5914                  * This is a broadcast event that has to be sent across
5915                  * all active channels.
5916                  */
5917                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5918                         fcp = FCPARAM(isp, chan);
5919                         if (fcp->role == ISP_ROLE_NONE)
5920                                 continue;
5921                         fcp->isp_linkstate = 1;
5922                         if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5923                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5924                         ISP_SET_SENDMARKER(isp, chan, 1);
5925                         isp_async(isp, ISPASYNC_LOOP_UP, chan);
5926 #ifdef  ISP_TARGET_MODE
5927                         if (isp_target_async(isp, chan, mbox)) {
5928                                 acked = 1;
5929                         }
5930 #endif
5931                 }
5932                 break;
5933
5934         case ASYNC_LOOP_DOWN:
5935                 /*
5936                  * This is a broadcast event that has to be sent across
5937                  * all active channels.
5938                  */
5939                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5940                         fcp = FCPARAM(isp, chan);
5941                         if (fcp->role == ISP_ROLE_NONE)
5942                                 continue;
5943                         ISP_SET_SENDMARKER(isp, chan, 1);
5944                         fcp->isp_linkstate = 0;
5945                         fcp->isp_loopstate = LOOP_NIL;
5946                         isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5947 #ifdef  ISP_TARGET_MODE
5948                         if (isp_target_async(isp, chan, mbox)) {
5949                                 acked = 1;
5950                         }
5951 #endif
5952                 }
5953                 break;
5954
5955         case ASYNC_LOOP_RESET:
5956                 /*
5957                  * This is a broadcast event that has to be sent across
5958                  * all active channels.
5959                  */
5960                 for (chan = 0; chan < isp->isp_nchan; chan++) {
5961                         fcp = FCPARAM(isp, chan);
5962                         if (fcp->role == ISP_ROLE_NONE)
5963                                 continue;
5964                         ISP_SET_SENDMARKER(isp, chan, 1);
5965                         if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5966                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
5967                         isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5968 #ifdef  ISP_TARGET_MODE
5969                         if (isp_target_async(isp, chan, mbox)) {
5970                                 acked = 1;
5971                         }
5972 #endif
5973                 }
5974                 break;
5975
5976         case ASYNC_PDB_CHANGED:
5977         {
5978                 int echan, nphdl, nlstate, reason;
5979
5980                 if (IS_23XX(isp) || IS_24XX(isp)) {
5981                         nphdl = ISP_READ(isp, OUTMAILBOX1);
5982                         nlstate = ISP_READ(isp, OUTMAILBOX2);
5983                 } else {
5984                         nphdl = nlstate = 0xffff;
5985                 }
5986                 if (IS_24XX(isp))
5987                         reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5988                 else
5989                         reason = 0xff;
5990                 if (ISP_CAP_MULTI_ID(isp)) {
5991                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5992                         if (chan == 0xff || nphdl == NIL_HANDLE) {
5993                                 chan = 0;
5994                                 echan = isp->isp_nchan - 1;
5995                         } else if (chan >= isp->isp_nchan) {
5996                                 break;
5997                         } else {
5998                                 echan = chan;
5999                         }
6000                 } else {
6001                         chan = echan = 0;
6002                 }
6003                 for (; chan <= echan; chan++) {
6004                         fcp = FCPARAM(isp, chan);
6005                         if (fcp->role == ISP_ROLE_NONE)
6006                                 continue;
6007                         if (fcp->isp_loopstate > LOOP_LTEST_DONE) {
6008                                 if (nphdl != NIL_HANDLE &&
6009                                     nphdl == fcp->isp_login_hdl &&
6010                                     reason == PDB24XX_AE_OPN_2)
6011                                         continue;
6012                                 fcp->isp_loopstate = LOOP_LTEST_DONE;
6013                         } else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6014                                 fcp->isp_loopstate = LOOP_HAVE_LINK;
6015                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6016                             ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
6017                 }
6018                 break;
6019         }
6020         case ASYNC_CHANGE_NOTIFY:
6021         {
6022                 int portid;
6023
6024                 portid = ((ISP_READ(isp, OUTMAILBOX1) & 0xff) << 16) |
6025                     ISP_READ(isp, OUTMAILBOX2);
6026                 if (ISP_CAP_MULTI_ID(isp)) {
6027                         chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
6028                         if (chan >= isp->isp_nchan)
6029                                 break;
6030                 } else {
6031                         chan = 0;
6032                 }
6033                 fcp = FCPARAM(isp, chan);
6034                 if (fcp->role == ISP_ROLE_NONE)
6035                         break;
6036                 if (fcp->isp_loopstate > LOOP_LTEST_DONE)
6037                         fcp->isp_loopstate = LOOP_LTEST_DONE;
6038                 else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
6039                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6040                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
6041                     ISPASYNC_CHANGE_SNS, portid);
6042                 break;
6043         }
6044         case ASYNC_ERR_LOGGING_DISABLED:
6045                 isp_prt(isp, ISP_LOGWARN, "Error logging disabled (reason 0x%x)",
6046                     ISP_READ(isp, OUTMAILBOX1));
6047                 break;
6048         case ASYNC_CONNMODE:
6049                 /*
6050                  * This only applies to 2100 amd 2200 cards
6051                  */
6052                 if (!IS_2200(isp) && !IS_2100(isp)) {
6053                         isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
6054                         break;
6055                 }
6056                 chan = 0;
6057                 mbox = ISP_READ(isp, OUTMAILBOX1);
6058                 switch (mbox) {
6059                 case ISP_CONN_LOOP:
6060                         isp_prt(isp, ISP_LOGINFO,
6061                             "Point-to-Point -> Loop mode");
6062                         break;
6063                 case ISP_CONN_PTP:
6064                         isp_prt(isp, ISP_LOGINFO,
6065                             "Loop -> Point-to-Point mode");
6066                         break;
6067                 case ISP_CONN_BADLIP:
6068                         isp_prt(isp, ISP_LOGWARN,
6069                             "Point-to-Point -> Loop mode (BAD LIP)");
6070                         break;
6071                 case ISP_CONN_FATAL:
6072                         isp->isp_dead = 1;
6073                         isp->isp_state = ISP_CRASHED;
6074                         isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
6075                         isp_async(isp, ISPASYNC_FW_CRASH);
6076                         return (-1);
6077                 case ISP_CONN_LOOPBACK:
6078                         isp_prt(isp, ISP_LOGWARN,
6079                             "Looped Back in Point-to-Point mode");
6080                         break;
6081                 default:
6082                         isp_prt(isp, ISP_LOGWARN,
6083                             "Unknown connection mode (0x%x)", mbox);
6084                         break;
6085                 }
6086                 ISP_SET_SENDMARKER(isp, chan, 1);
6087                 FCPARAM(isp, chan)->isp_loopstate = LOOP_HAVE_LINK;
6088                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
6089                 break;
6090         case ASYNC_P2P_INIT_ERR:
6091                 isp_prt(isp, ISP_LOGWARN, "P2P init error (reason 0x%x)",
6092                     ISP_READ(isp, OUTMAILBOX1));
6093                 break;
6094         case ASYNC_RCV_ERR:
6095                 if (IS_24XX(isp)) {
6096                         isp_prt(isp, ISP_LOGWARN, "Receive Error");
6097                 } else {
6098                         isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
6099                 }
6100                 break;
6101         case ASYNC_RJT_SENT:    /* same as ASYNC_QFULL_SENT */
6102                 if (IS_24XX(isp)) {
6103                         isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
6104                         break;
6105                 } else {
6106                         isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
6107                         break;
6108                 }
6109         case ASYNC_FW_RESTART_COMPLETE:
6110                 isp_prt(isp, ISP_LOGDEBUG0, "FW restart complete");
6111                 break;
6112         case ASYNC_TEMPERATURE_ALERT:
6113                 isp_prt(isp, ISP_LOGERR, "Temperature alert (subcode 0x%x)",
6114                     ISP_READ(isp, OUTMAILBOX1));
6115                 break;
6116         case ASYNC_AUTOLOAD_FW_COMPLETE:
6117                 isp_prt(isp, ISP_LOGDEBUG0, "Autoload FW init complete");
6118                 break;
6119         case ASYNC_AUTOLOAD_FW_FAILURE:
6120                 isp_prt(isp, ISP_LOGERR, "Autoload FW init failure");
6121                 break;
6122         default:
6123                 isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
6124                 break;
6125         }
6126         if (mbox != ASYNC_CTIO_DONE && mbox != ASYNC_CMD_CMPLT) {
6127                 isp->isp_intoasync++;
6128         }
6129         return (acked);
6130 }
6131
6132 /*
6133  * Handle other response entries. A pointer to the request queue output
6134  * index is here in case we want to eat several entries at once, although
6135  * this is not used currently.
6136  */
6137
6138 static int
6139 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
6140 {
6141         isp_ridacq_t rid;
6142         int chan, c;
6143         uint32_t hdl, portid;
6144         void *ptr;
6145
6146         switch (type) {
6147         case RQSTYPE_STATUS_CONT:
6148                 isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
6149                 return (1);
6150         case RQSTYPE_MARKER:
6151                 isp_prt(isp, ISP_LOG_WARN1, "Marker Response");
6152                 return (1);
6153         case RQSTYPE_RPT_ID_ACQ:
6154                 isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
6155                 portid = (uint32_t)rid.ridacq_vp_port_hi << 16 |
6156                     rid.ridacq_vp_port_lo;
6157                 if (rid.ridacq_format == 0) {
6158                         for (chan = 0; chan < isp->isp_nchan; chan++) {
6159                                 fcparam *fcp = FCPARAM(isp, chan);
6160                                 if (fcp->role == ISP_ROLE_NONE)
6161                                         continue;
6162                                 c = (chan == 0) ? 127 : (chan - 1);
6163                                 if (rid.ridacq_map[c / 16] & (1 << (c % 16)) ||
6164                                     chan == 0) {
6165                                         fcp->isp_loopstate = LOOP_HAVE_LINK;
6166                                         isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6167                                             chan, ISPASYNC_CHANGE_OTHER);
6168                                 } else {
6169                                         fcp->isp_loopstate = LOOP_NIL;
6170                                         isp_async(isp, ISPASYNC_LOOP_DOWN,
6171                                             chan);
6172                                 }
6173                         }
6174                 } else {
6175                         fcparam *fcp = FCPARAM(isp, rid.ridacq_vp_index);
6176                         if (rid.ridacq_vp_status == RIDACQ_STS_COMPLETE ||
6177                             rid.ridacq_vp_status == RIDACQ_STS_CHANGED) {
6178                                 fcp->isp_topo = (rid.ridacq_map[0] >> 9) & 0x7;
6179                                 fcp->isp_portid = portid;
6180                                 fcp->isp_loopstate = LOOP_HAVE_ADDR;
6181                                 isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
6182                                     rid.ridacq_vp_index, ISPASYNC_CHANGE_OTHER);
6183                         } else {
6184                                 fcp->isp_loopstate = LOOP_NIL;
6185                                 isp_async(isp, ISPASYNC_LOOP_DOWN,
6186                                     rid.ridacq_vp_index);
6187                         }
6188                 }
6189                 return (1);
6190         case RQSTYPE_CT_PASSTHRU:
6191         case RQSTYPE_VP_MODIFY:
6192         case RQSTYPE_VP_CTRL:
6193         case RQSTYPE_LOGIN:
6194                 ISP_IOXGET_32(isp, (uint32_t *)(hp + 1), hdl);
6195                 ptr = isp_find_xs(isp, hdl);
6196                 if (ptr != NULL) {
6197                         isp_destroy_handle(isp, hdl);
6198                         memcpy(ptr, hp, QENTRY_LEN);
6199                         wakeup(ptr);
6200                 }
6201                 return (1);
6202         case RQSTYPE_ATIO:
6203         case RQSTYPE_CTIO:
6204         case RQSTYPE_ENABLE_LUN:
6205         case RQSTYPE_MODIFY_LUN:
6206         case RQSTYPE_NOTIFY:
6207         case RQSTYPE_NOTIFY_ACK:
6208         case RQSTYPE_CTIO1:
6209         case RQSTYPE_ATIO2:
6210         case RQSTYPE_CTIO2:
6211         case RQSTYPE_CTIO3:
6212         case RQSTYPE_CTIO7:
6213         case RQSTYPE_ABTS_RCVD:
6214         case RQSTYPE_ABTS_RSP:
6215                 isp->isp_rsltccmplt++;  /* count as a response completion */
6216 #ifdef  ISP_TARGET_MODE
6217                 if (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp)) {
6218                         return (1);
6219                 }
6220 #endif
6221                 /* FALLTHROUGH */
6222         case RQSTYPE_REQUEST:
6223         default:
6224                 ISP_DELAY(100);
6225                 if (type != isp_get_response_type(isp, hp)) {
6226                         /*
6227                          * This is questionable- we're just papering over
6228                          * something we've seen on SMP linux in target
6229                          * mode- we don't really know what's happening
6230                          * here that causes us to think we've gotten
6231                          * an entry, but that either the entry isn't
6232                          * filled out yet or our CPU read data is stale.
6233                          */
6234                         isp_prt(isp, ISP_LOGINFO,
6235                                 "unstable type in response queue");
6236                         return (-1);
6237                 }
6238                 isp_prt(isp, ISP_LOGWARN, "Unhandled Response Type 0x%x",
6239                     isp_get_response_type(isp, hp));
6240                 return (0);
6241         }
6242 }
6243
6244 static void
6245 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, long *rp)
6246 {
6247         switch (sp->req_completion_status & 0xff) {
6248         case RQCS_COMPLETE:
6249                 if (XS_NOERR(xs)) {
6250                         XS_SETERR(xs, HBA_NOERROR);
6251                 }
6252                 return;
6253
6254         case RQCS_INCOMPLETE:
6255                 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6256                         isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Selection Timeout @ %s:%d", __func__, __LINE__);
6257                         if (XS_NOERR(xs)) {
6258                                 XS_SETERR(xs, HBA_SELTIMEOUT);
6259                                 *rp = XS_XFRLEN(xs);
6260                         }
6261                         return;
6262                 }
6263                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6264                 break;
6265
6266         case RQCS_DMA_ERROR:
6267                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6268                 *rp = XS_XFRLEN(xs);
6269                 break;
6270
6271         case RQCS_TRANSPORT_ERROR:
6272         {
6273                 char buf[172];
6274                 ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6275                 if (sp->req_state_flags & RQSF_GOT_BUS) {
6276                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6277                 }
6278                 if (sp->req_state_flags & RQSF_GOT_TARGET) {
6279                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6280                 }
6281                 if (sp->req_state_flags & RQSF_SENT_CDB) {
6282                         ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6283                 }
6284                 if (sp->req_state_flags & RQSF_XFRD_DATA) {
6285                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6286                 }
6287                 if (sp->req_state_flags & RQSF_GOT_STATUS) {
6288                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6289                 }
6290                 if (sp->req_state_flags & RQSF_GOT_SENSE) {
6291                         ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6292                 }
6293                 if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6294                         ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6295                 }
6296                 ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6297                 if (sp->req_status_flags & RQSTF_DISCONNECT) {
6298                         ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6299                 }
6300                 if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6301                         ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6302                 }
6303                 if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6304                         ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6305                 }
6306                 if (sp->req_status_flags & RQSTF_BUS_RESET) {
6307                         ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6308                 }
6309                 if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6310                         ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6311                 }
6312                 if (sp->req_status_flags & RQSTF_ABORTED) {
6313                         ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6314                 }
6315                 if (sp->req_status_flags & RQSTF_TIMEOUT) {
6316                         ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6317                 }
6318                 if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6319                         ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6320                 }
6321                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6322                 *rp = XS_XFRLEN(xs);
6323                 break;
6324         }
6325         case RQCS_RESET_OCCURRED:
6326         {
6327                 int chan;
6328                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6329                 for (chan = 0; chan < isp->isp_nchan; chan++) {
6330                         FCPARAM(isp, chan)->sendmarker = 1;
6331                 }
6332                 if (XS_NOERR(xs)) {
6333                         XS_SETERR(xs, HBA_BUSRESET);
6334                 }
6335                 *rp = XS_XFRLEN(xs);
6336                 return;
6337         }
6338         case RQCS_ABORTED:
6339                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6340                 ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6341                 if (XS_NOERR(xs)) {
6342                         XS_SETERR(xs, HBA_ABORTED);
6343                 }
6344                 return;
6345
6346         case RQCS_TIMEOUT:
6347                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6348                 /*
6349                  * XXX: Check to see if we logged out of the device.
6350                  */
6351                 if (XS_NOERR(xs)) {
6352                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6353                 }
6354                 return;
6355
6356         case RQCS_DATA_OVERRUN:
6357                 XS_SET_RESID(xs, sp->req_resid);
6358                 isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6359                 if (XS_NOERR(xs)) {
6360                         XS_SETERR(xs, HBA_DATAOVR);
6361                 }
6362                 return;
6363
6364         case RQCS_COMMAND_OVERRUN:
6365                 isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6366                 break;
6367
6368         case RQCS_STATUS_OVERRUN:
6369                 isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6370                 break;
6371
6372         case RQCS_BAD_MESSAGE:
6373                 isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6374                 break;
6375
6376         case RQCS_NO_MESSAGE_OUT:
6377                 isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6378                 break;
6379
6380         case RQCS_EXT_ID_FAILED:
6381                 isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6382                 break;
6383
6384         case RQCS_IDE_MSG_FAILED:
6385                 isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6386                 break;
6387
6388         case RQCS_ABORT_MSG_FAILED:
6389                 isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6390                 break;
6391
6392         case RQCS_REJECT_MSG_FAILED:
6393                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6394                 break;
6395
6396         case RQCS_NOP_MSG_FAILED:
6397                 isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6398                 break;
6399
6400         case RQCS_PARITY_ERROR_MSG_FAILED:
6401                 isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6402                 break;
6403
6404         case RQCS_DEVICE_RESET_MSG_FAILED:
6405                 isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6406                 break;
6407
6408         case RQCS_ID_MSG_FAILED:
6409                 isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6410                 break;
6411
6412         case RQCS_UNEXP_BUS_FREE:
6413                 isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6414                 break;
6415
6416         case RQCS_DATA_UNDERRUN:
6417         {
6418                 if (IS_FC(isp)) {
6419                         int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6420                         if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6421                                 isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6422                                 if (XS_NOERR(xs)) {
6423                                         XS_SETERR(xs, HBA_BOTCH);
6424                                 }
6425                                 return;
6426                         }
6427                 }
6428                 XS_SET_RESID(xs, sp->req_resid);
6429                 if (XS_NOERR(xs)) {
6430                         XS_SETERR(xs, HBA_NOERROR);
6431                 }
6432                 return;
6433         }
6434
6435         case RQCS_XACT_ERR1:
6436                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6437                 break;
6438
6439         case RQCS_XACT_ERR2:
6440                 isp_xs_prt(isp, xs, ISP_LOGERR,
6441                     "HBA attempted queued transaction to target routine %jx",
6442                     (uintmax_t)XS_LUN(xs));
6443                 break;
6444
6445         case RQCS_XACT_ERR3:
6446                 isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6447                 break;
6448
6449         case RQCS_BAD_ENTRY:
6450                 isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6451                 break;
6452
6453         case RQCS_QUEUE_FULL:
6454                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "internal queues full status 0x%x", *XS_STSP(xs));
6455
6456                 /*
6457                  * If QFULL or some other status byte is set, then this
6458                  * isn't an error, per se.
6459                  *
6460                  * Unfortunately, some QLogic f/w writers have, in
6461                  * some cases, ommitted to *set* status to QFULL.
6462                  */
6463 #if     0
6464                 if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6465                         XS_SETERR(xs, HBA_NOERROR);
6466                         return;
6467                 }
6468
6469 #endif
6470                 *XS_STSP(xs) = SCSI_QFULL;
6471                 XS_SETERR(xs, HBA_NOERROR);
6472                 return;
6473
6474         case RQCS_PHASE_SKIPPED:
6475                 isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6476                 break;
6477
6478         case RQCS_ARQS_FAILED:
6479                 isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6480                 if (XS_NOERR(xs)) {
6481                         XS_SETERR(xs, HBA_ARQFAIL);
6482                 }
6483                 return;
6484
6485         case RQCS_WIDE_FAILED:
6486                 isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6487                 if (IS_SCSI(isp)) {
6488                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6489                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6490                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6491                         sdp->update = 1;
6492                 }
6493                 if (XS_NOERR(xs)) {
6494                         XS_SETERR(xs, HBA_NOERROR);
6495                 }
6496                 return;
6497
6498         case RQCS_SYNCXFER_FAILED:
6499                 isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6500                 if (IS_SCSI(isp)) {
6501                         sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6502                         sdp += XS_CHANNEL(xs);
6503                         sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6504                         sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6505                         sdp->update = 1;
6506                 }
6507                 break;
6508
6509         case RQCS_LVD_BUSERR:
6510                 isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6511                 break;
6512
6513         case RQCS_PORT_UNAVAILABLE:
6514                 /*
6515                  * No such port on the loop. Moral equivalent of SELTIMEO
6516                  */
6517         case RQCS_PORT_LOGGED_OUT:
6518         {
6519                 const char *reason;
6520                 uint8_t sts = sp->req_completion_status & 0xff;
6521
6522                 /*
6523                  * It was there (maybe)- treat as a selection timeout.
6524                  */
6525                 if (sts == RQCS_PORT_UNAVAILABLE) {
6526                         reason = "unavailable";
6527                 } else {
6528                         reason = "logout";
6529                 }
6530
6531                 isp_prt(isp, ISP_LOGINFO, "port %s for target %d", reason, XS_TGT(xs));
6532
6533                 /*
6534                  * If we're on a local loop, force a LIP (which is overkill)
6535                  * to force a re-login of this unit. If we're on fabric,
6536                  * then we'll have to log in again as a matter of course.
6537                  */
6538                 if (FCPARAM(isp, 0)->isp_topo == TOPO_NL_PORT ||
6539                     FCPARAM(isp, 0)->isp_topo == TOPO_FL_PORT) {
6540                         mbreg_t mbs;
6541                         MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
6542                         if (ISP_CAP_2KLOGIN(isp)) {
6543                                 mbs.ibits = (1 << 10);
6544                         }
6545                         isp_mboxcmd_qnw(isp, &mbs, 1);
6546                 }
6547                 if (XS_NOERR(xs)) {
6548                         XS_SETERR(xs, HBA_SELTIMEOUT);
6549                 }
6550                 return;
6551         }
6552         case RQCS_PORT_CHANGED:
6553                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d", XS_TGT(xs));
6554                 if (XS_NOERR(xs)) {
6555                         XS_SETERR(xs, HBA_SELTIMEOUT);
6556                 }
6557                 return;
6558
6559         case RQCS_PORT_BUSY:
6560                 isp_prt(isp, ISP_LOGWARN, "port busy for target %d", XS_TGT(xs));
6561                 if (XS_NOERR(xs)) {
6562                         XS_SETERR(xs, HBA_TGTBSY);
6563                 }
6564                 return;
6565
6566         default:
6567                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x", sp->req_completion_status);
6568                 break;
6569         }
6570         if (XS_NOERR(xs)) {
6571                 XS_SETERR(xs, HBA_BOTCH);
6572         }
6573 }
6574
6575 static void
6576 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, long *rp)
6577 {
6578         int ru_marked, sv_marked;
6579         int chan = XS_CHANNEL(xs);
6580
6581         switch (sp->req_completion_status) {
6582         case RQCS_COMPLETE:
6583                 if (XS_NOERR(xs)) {
6584                         XS_SETERR(xs, HBA_NOERROR);
6585                 }
6586                 return;
6587
6588         case RQCS_DMA_ERROR:
6589                 isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6590                 break;
6591
6592         case RQCS_TRANSPORT_ERROR:
6593                 isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6594                 break;
6595
6596         case RQCS_RESET_OCCURRED:
6597                 isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6598                 FCPARAM(isp, chan)->sendmarker = 1;
6599                 if (XS_NOERR(xs)) {
6600                         XS_SETERR(xs, HBA_BUSRESET);
6601                 }
6602                 return;
6603
6604         case RQCS_ABORTED:
6605                 isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6606                 FCPARAM(isp, chan)->sendmarker = 1;
6607                 if (XS_NOERR(xs)) {
6608                         XS_SETERR(xs, HBA_ABORTED);
6609                 }
6610                 return;
6611
6612         case RQCS_TIMEOUT:
6613                 isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6614                 if (XS_NOERR(xs)) {
6615                         XS_SETERR(xs, HBA_CMDTIMEOUT);
6616                 }
6617                 return;
6618
6619         case RQCS_DATA_OVERRUN:
6620                 XS_SET_RESID(xs, sp->req_resid);
6621                 isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6622                 if (XS_NOERR(xs)) {
6623                         XS_SETERR(xs, HBA_DATAOVR);
6624                 }
6625                 return;
6626
6627         case RQCS_24XX_DRE:     /* data reassembly error */
6628                 isp_prt(isp, ISP_LOGERR, "Chan %d data reassembly error for target %d", chan, XS_TGT(xs));
6629                 if (XS_NOERR(xs)) {
6630                         XS_SETERR(xs, HBA_ABORTED);
6631                 }
6632                 *rp = XS_XFRLEN(xs);
6633                 return;
6634
6635         case RQCS_24XX_TABORT:  /* aborted by target */
6636                 isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS", chan, XS_TGT(xs));
6637                 if (XS_NOERR(xs)) {
6638                         XS_SETERR(xs, HBA_ABORTED);
6639                 }
6640                 return;
6641
6642         case RQCS_DATA_UNDERRUN:
6643                 ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6644                 /*
6645                  * We can get an underrun w/o things being marked
6646                  * if we got a non-zero status.
6647                  */
6648                 sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6649                 if ((ru_marked == 0 && sv_marked == 0) ||
6650                     (sp->req_resid > XS_XFRLEN(xs))) {
6651                         isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6652                         if (XS_NOERR(xs)) {
6653                                 XS_SETERR(xs, HBA_BOTCH);
6654                         }
6655                         return;
6656                 }
6657                 XS_SET_RESID(xs, sp->req_resid);
6658                 isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6659                 if (XS_NOERR(xs)) {
6660                         XS_SETERR(xs, HBA_NOERROR);
6661                 }
6662                 return;
6663
6664         case RQCS_PORT_UNAVAILABLE:
6665                 /*
6666                  * No such port on the loop. Moral equivalent of SELTIMEO
6667                  */
6668         case RQCS_PORT_LOGGED_OUT:
6669         {
6670                 const char *reason;
6671                 uint8_t sts = sp->req_completion_status & 0xff;
6672
6673                 /*
6674                  * It was there (maybe)- treat as a selection timeout.
6675                  */
6676                 if (sts == RQCS_PORT_UNAVAILABLE) {
6677                         reason = "unavailable";
6678                 } else {
6679                         reason = "logout";
6680                 }
6681
6682                 isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6683                     chan, reason, XS_TGT(xs));
6684
6685                 /*
6686                  * There is no MBOX_INIT_LIP for the 24XX.
6687                  */
6688                 if (XS_NOERR(xs)) {
6689                         XS_SETERR(xs, HBA_SELTIMEOUT);
6690                 }
6691                 return;
6692         }
6693         case RQCS_PORT_CHANGED:
6694                 isp_prt(isp, ISP_LOGWARN, "port changed for target %d chan %d", XS_TGT(xs), chan);
6695                 if (XS_NOERR(xs)) {
6696                         XS_SETERR(xs, HBA_SELTIMEOUT);
6697                 }
6698                 return;
6699
6700
6701         case RQCS_24XX_ENOMEM:  /* f/w resource unavailable */
6702                 isp_prt(isp, ISP_LOGWARN, "f/w resource unavailable for target %d chan %d", XS_TGT(xs), chan);
6703                 if (XS_NOERR(xs)) {
6704                         *XS_STSP(xs) = SCSI_BUSY;
6705                         XS_SETERR(xs, HBA_TGTBSY);
6706                 }
6707                 return;
6708
6709         case RQCS_24XX_TMO:     /* task management overrun */
6710                 isp_prt(isp, ISP_LOGWARN, "command for target %d overlapped task management for chan %d", XS_TGT(xs), chan);
6711                 if (XS_NOERR(xs)) {
6712                         *XS_STSP(xs) = SCSI_BUSY;
6713                         XS_SETERR(xs, HBA_TGTBSY);
6714                 }
6715                 return;
6716
6717         default:
6718                 isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x on chan %d", sp->req_completion_status, chan);
6719                 break;
6720         }
6721         if (XS_NOERR(xs)) {
6722                 XS_SETERR(xs, HBA_BOTCH);
6723         }
6724 }
6725
6726 static void
6727 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6728 {
6729         XS_T *xs;
6730
6731         if (fph == 0) {
6732                 return;
6733         }
6734         xs = isp_find_xs(isp, fph);
6735         if (xs == NULL) {
6736                 isp_prt(isp, ISP_LOGWARN,
6737                     "Command for fast post handle 0x%x not found", fph);
6738                 return;
6739         }
6740         isp_destroy_handle(isp, fph);
6741
6742         /*
6743          * Since we don't have a result queue entry item,
6744          * we must believe that SCSI status is zero and
6745          * that all data transferred.
6746          */
6747         XS_SET_RESID(xs, 0);
6748         *XS_STSP(xs) = SCSI_GOOD;
6749         if (XS_XFRLEN(xs)) {
6750                 ISP_DMAFREE(isp, xs, fph);
6751         }
6752         if (isp->isp_nactive) {
6753                 isp->isp_nactive--;
6754         }
6755         isp->isp_fphccmplt++;
6756         isp_done(xs);
6757 }
6758
6759 static int
6760 isp_mbox_continue(ispsoftc_t *isp)
6761 {
6762         mbreg_t mbs;
6763         uint16_t *ptr;
6764         uint32_t offset;
6765
6766         switch (isp->isp_lastmbxcmd) {
6767         case MBOX_WRITE_RAM_WORD:
6768         case MBOX_READ_RAM_WORD:
6769         case MBOX_WRITE_RAM_WORD_EXTENDED:
6770         case MBOX_READ_RAM_WORD_EXTENDED:
6771                 break;
6772         default:
6773                 return (1);
6774         }
6775         if (isp->isp_mboxtmp[0] != MBOX_COMMAND_COMPLETE) {
6776                 isp->isp_mbxwrk0 = 0;
6777                 return (-1);
6778         }
6779
6780         /*
6781          * Clear the previous interrupt.
6782          */
6783         if (IS_24XX(isp)) {
6784                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
6785         } else {
6786                 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
6787                 ISP_WRITE(isp, BIU_SEMA, 0);
6788         }
6789
6790         /*
6791          * Continue with next word.
6792          */
6793         ISP_MEMZERO(&mbs, sizeof (mbs));
6794         ptr = isp->isp_mbxworkp;
6795         switch (isp->isp_lastmbxcmd) {
6796         case MBOX_WRITE_RAM_WORD:
6797                 mbs.param[1] = isp->isp_mbxwrk1++;
6798                 mbs.param[2] = *ptr++;
6799                 break;
6800         case MBOX_READ_RAM_WORD:
6801                 *ptr++ = isp->isp_mboxtmp[2];
6802                 mbs.param[1] = isp->isp_mbxwrk1++;
6803                 break;
6804         case MBOX_WRITE_RAM_WORD_EXTENDED:
6805                 if (IS_24XX(isp)) {
6806                         uint32_t *lptr = (uint32_t *)ptr;
6807                         mbs.param[2] = lptr[0];
6808                         mbs.param[3] = lptr[0] >> 16;
6809                         lptr++;
6810                         ptr = (uint16_t *)lptr;
6811                 } else {
6812                         mbs.param[2] = *ptr++;
6813                 }
6814                 offset = isp->isp_mbxwrk1;
6815                 offset |= isp->isp_mbxwrk8 << 16;
6816                 mbs.param[1] = offset;
6817                 mbs.param[8] = offset >> 16;
6818                 offset++;
6819                 isp->isp_mbxwrk1 = offset;
6820                 isp->isp_mbxwrk8 = offset >> 16;
6821                 break;
6822         case MBOX_READ_RAM_WORD_EXTENDED:
6823                 if (IS_24XX(isp)) {
6824                         uint32_t *lptr = (uint32_t *)ptr;
6825                         uint32_t val = isp->isp_mboxtmp[2];
6826                         val |= (isp->isp_mboxtmp[3]) << 16;
6827                         *lptr++ = val;
6828                         ptr = (uint16_t *)lptr;
6829                 } else {
6830                         *ptr++ = isp->isp_mboxtmp[2];
6831                 }
6832                 offset = isp->isp_mbxwrk1;
6833                 offset |= isp->isp_mbxwrk8 << 16;
6834                 mbs.param[1] = offset;
6835                 mbs.param[8] = offset >> 16;
6836                 offset++;
6837                 isp->isp_mbxwrk1 = offset;
6838                 isp->isp_mbxwrk8 = offset >> 16;
6839                 break;
6840         }
6841         isp->isp_mbxworkp = ptr;
6842         isp->isp_mbxwrk0--;
6843         mbs.param[0] = isp->isp_lastmbxcmd;
6844         mbs.logval = MBLOGALL;
6845         isp_mboxcmd_qnw(isp, &mbs, 0);
6846         return (0);
6847 }
6848
6849 #define ISP_SCSI_IBITS(op)              (mbpscsi[((op)<<1)])
6850 #define ISP_SCSI_OBITS(op)              (mbpscsi[((op)<<1) + 1])
6851 #define ISP_SCSI_OPMAP(in, out)         in, out
6852 static const uint8_t mbpscsi[] = {
6853         ISP_SCSI_OPMAP(0x01, 0x01),     /* 0x00: MBOX_NO_OP */
6854         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x01: MBOX_LOAD_RAM */
6855         ISP_SCSI_OPMAP(0x03, 0x01),     /* 0x02: MBOX_EXEC_FIRMWARE */
6856         ISP_SCSI_OPMAP(0x1f, 0x01),     /* 0x03: MBOX_DUMP_RAM */
6857         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x04: MBOX_WRITE_RAM_WORD */
6858         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x05: MBOX_READ_RAM_WORD */
6859         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x06: MBOX_MAILBOX_REG_TEST */
6860         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x07: MBOX_VERIFY_CHECKSUM   */
6861         ISP_SCSI_OPMAP(0x01, 0x0f),     /* 0x08: MBOX_ABOUT_FIRMWARE */
6862         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x09: */
6863         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0a: */
6864         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0b: */
6865         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0c: */
6866         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0d: */
6867         ISP_SCSI_OPMAP(0x01, 0x05),     /* 0x0e: MBOX_CHECK_FIRMWARE */
6868         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x0f: */
6869         ISP_SCSI_OPMAP(0x1f, 0x1f),     /* 0x10: MBOX_INIT_REQ_QUEUE */
6870         ISP_SCSI_OPMAP(0x3f, 0x3f),     /* 0x11: MBOX_INIT_RES_QUEUE */
6871         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x12: MBOX_EXECUTE_IOCB */
6872         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x13: MBOX_WAKE_UP   */
6873         ISP_SCSI_OPMAP(0x01, 0x3f),     /* 0x14: MBOX_STOP_FIRMWARE */
6874         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x15: MBOX_ABORT */
6875         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x16: MBOX_ABORT_DEVICE */
6876         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x17: MBOX_ABORT_TARGET */
6877         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x18: MBOX_BUS_RESET */
6878         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x19: MBOX_STOP_QUEUE */
6879         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1a: MBOX_START_QUEUE */
6880         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6881         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x1c: MBOX_ABORT_QUEUE */
6882         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6883         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x1e: */
6884         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6885         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x20: MBOX_GET_INIT_SCSI_ID */
6886         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x21: MBOX_GET_SELECT_TIMEOUT */
6887         ISP_SCSI_OPMAP(0x01, 0xc7),     /* 0x22: MBOX_GET_RETRY_COUNT   */
6888         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6889         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x24: MBOX_GET_CLOCK_RATE */
6890         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x25: MBOX_GET_ACT_NEG_STATE */
6891         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6892         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x27: MBOX_GET_PCI_PARAMS */
6893         ISP_SCSI_OPMAP(0x03, 0x4f),     /* 0x28: MBOX_GET_TARGET_PARAMS */
6894         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6895         ISP_SCSI_OPMAP(0x01, 0x07),     /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6896         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2b: */
6897         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2c: */
6898         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2d: */
6899         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2e: */
6900         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x2f: */
6901         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x30: MBOX_SET_INIT_SCSI_ID */
6902         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x31: MBOX_SET_SELECT_TIMEOUT */
6903         ISP_SCSI_OPMAP(0xc7, 0xc7),     /* 0x32: MBOX_SET_RETRY_COUNT   */
6904         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6905         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x34: MBOX_SET_CLOCK_RATE */
6906         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x35: MBOX_SET_ACT_NEG_STATE */
6907         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6908         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6909         ISP_SCSI_OPMAP(0x4f, 0x4f),     /* 0x38: MBOX_SET_TARGET_PARAMS */
6910         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6911         ISP_SCSI_OPMAP(0x07, 0x07),     /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6912         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3b: */
6913         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3c: */
6914         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3d: */
6915         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3e: */
6916         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x3f: */
6917         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6918         ISP_SCSI_OPMAP(0x3f, 0x01),     /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6919         ISP_SCSI_OPMAP(0x03, 0x07),     /* 0x42: MBOX_EXEC_BIOS_IOCB */
6920         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x43: */
6921         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x44: */
6922         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x45: SET SYSTEM PARAMETER */
6923         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x46: GET SYSTEM PARAMETER */
6924         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x47: */
6925         ISP_SCSI_OPMAP(0x01, 0xcf),     /* 0x48: GET SCAM CONFIGURATION */
6926         ISP_SCSI_OPMAP(0xcf, 0xcf),     /* 0x49: SET SCAM CONFIGURATION */
6927         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6928         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6929         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4c: */
6930         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4d: */
6931         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4e: */
6932         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x4f: */
6933         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x50: LOAD RAM A64 */
6934         ISP_SCSI_OPMAP(0xdf, 0xdf),     /* 0x51: DUMP RAM A64 */
6935         ISP_SCSI_OPMAP(0xdf, 0xff),     /* 0x52: INITIALIZE REQUEST QUEUE A64 */
6936         ISP_SCSI_OPMAP(0xef, 0xff),     /* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6937         ISP_SCSI_OPMAP(0xcf, 0x01),     /* 0x54: EXECUCUTE COMMAND IOCB A64 */
6938         ISP_SCSI_OPMAP(0x07, 0x01),     /* 0x55: ENABLE TARGET MODE */
6939         ISP_SCSI_OPMAP(0x03, 0x0f),     /* 0x56: GET TARGET STATUS */
6940         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x57: */
6941         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x58: */
6942         ISP_SCSI_OPMAP(0x00, 0x00),     /* 0x59: */
6943         ISP_SCSI_OPMAP(0x03, 0x03),     /* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6944         ISP_SCSI_OPMAP(0x01, 0x03),     /* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6945         ISP_SCSI_OPMAP(0x0f, 0x0f),     /* 0x5c: SET HOST DATA */
6946         ISP_SCSI_OPMAP(0x01, 0x01)      /* 0x5d: GET NOST DATA */
6947 };
6948 #define MAX_SCSI_OPCODE 0x5d
6949
6950 static const char *scsi_mbcmd_names[] = {
6951         "NO-OP",
6952         "LOAD RAM",
6953         "EXEC FIRMWARE",
6954         "DUMP RAM",
6955         "WRITE RAM WORD",
6956         "READ RAM WORD",
6957         "MAILBOX REG TEST",
6958         "VERIFY CHECKSUM",
6959         "ABOUT FIRMWARE",
6960         NULL,
6961         NULL,
6962         NULL,
6963         NULL,
6964         NULL,
6965         "CHECK FIRMWARE",
6966         NULL,
6967         "INIT REQUEST QUEUE",
6968         "INIT RESULT QUEUE",
6969         "EXECUTE IOCB",
6970         "WAKE UP",
6971         "STOP FIRMWARE",
6972         "ABORT",
6973         "ABORT DEVICE",
6974         "ABORT TARGET",
6975         "BUS RESET",
6976         "STOP QUEUE",
6977         "START QUEUE",
6978         "SINGLE STEP QUEUE",
6979         "ABORT QUEUE",
6980         "GET DEV QUEUE STATUS",
6981         NULL,
6982         "GET FIRMWARE STATUS",
6983         "GET INIT SCSI ID",
6984         "GET SELECT TIMEOUT",
6985         "GET RETRY COUNT",
6986         "GET TAG AGE LIMIT",
6987         "GET CLOCK RATE",
6988         "GET ACT NEG STATE",
6989         "GET ASYNC DATA SETUP TIME",
6990         "GET PCI PARAMS",
6991         "GET TARGET PARAMS",
6992         "GET DEV QUEUE PARAMS",
6993         "GET RESET DELAY PARAMS",
6994         NULL,
6995         NULL,
6996         NULL,
6997         NULL,
6998         NULL,
6999         "SET INIT SCSI ID",
7000         "SET SELECT TIMEOUT",
7001         "SET RETRY COUNT",
7002         "SET TAG AGE LIMIT",
7003         "SET CLOCK RATE",
7004         "SET ACT NEG STATE",
7005         "SET ASYNC DATA SETUP TIME",
7006         "SET PCI CONTROL PARAMS",
7007         "SET TARGET PARAMS",
7008         "SET DEV QUEUE PARAMS",
7009         "SET RESET DELAY PARAMS",
7010         NULL,
7011         NULL,
7012         NULL,
7013         NULL,
7014         NULL,
7015         "RETURN BIOS BLOCK ADDR",
7016         "WRITE FOUR RAM WORDS",
7017         "EXEC BIOS IOCB",
7018         NULL,
7019         NULL,
7020         "SET SYSTEM PARAMETER",
7021         "GET SYSTEM PARAMETER",
7022         NULL,
7023         "GET SCAM CONFIGURATION",
7024         "SET SCAM CONFIGURATION",
7025         "SET FIRMWARE FEATURES",
7026         "GET FIRMWARE FEATURES",
7027         NULL,
7028         NULL,
7029         NULL,
7030         NULL,
7031         "LOAD RAM A64",
7032         "DUMP RAM A64",
7033         "INITIALIZE REQUEST QUEUE A64",
7034         "INITIALIZE RESPONSE QUEUE A64",
7035         "EXECUTE IOCB A64",
7036         "ENABLE TARGET MODE",
7037         "GET TARGET MODE STATE",
7038         NULL,
7039         NULL,
7040         NULL,
7041         "SET DATA OVERRUN RECOVERY MODE",
7042         "GET DATA OVERRUN RECOVERY MODE",
7043         "SET HOST DATA",
7044         "GET NOST DATA",
7045 };
7046
7047 #define ISP_FC_IBITS(op)        ((mbpfc[((op)<<3) + 0] << 24) | (mbpfc[((op)<<3) + 1] << 16) | (mbpfc[((op)<<3) + 2] << 8) | (mbpfc[((op)<<3) + 3]))
7048 #define ISP_FC_OBITS(op)        ((mbpfc[((op)<<3) + 4] << 24) | (mbpfc[((op)<<3) + 5] << 16) | (mbpfc[((op)<<3) + 6] << 8) | (mbpfc[((op)<<3) + 7]))
7049
7050 #define ISP_FC_OPMAP(in0, out0)                                                   0,   0,   0, in0,    0,    0,    0, out0
7051 #define ISP_FC_OPMAP_HALF(in1, in0, out1, out0)                                   0,   0, in1, in0,    0,    0, out1, out0
7052 #define ISP_FC_OPMAP_FULL(in3, in2, in1, in0, out3, out2, out1, out0)           in3, in2, in1, in0, out3, out2, out1, out0
7053 static const uint32_t mbpfc[] = {
7054         ISP_FC_OPMAP(0x01, 0x01),       /* 0x00: MBOX_NO_OP */
7055         ISP_FC_OPMAP(0x1f, 0x01),       /* 0x01: MBOX_LOAD_RAM */
7056         ISP_FC_OPMAP_HALF(0x07, 0xff, 0x00, 0x03),      /* 0x02: MBOX_EXEC_FIRMWARE */
7057         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x03: MBOX_DUMP_RAM */
7058         ISP_FC_OPMAP(0x07, 0x07),       /* 0x04: MBOX_WRITE_RAM_WORD */
7059         ISP_FC_OPMAP(0x03, 0x07),       /* 0x05: MBOX_READ_RAM_WORD */
7060         ISP_FC_OPMAP_FULL(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff),      /* 0x06: MBOX_MAILBOX_REG_TEST */
7061         ISP_FC_OPMAP(0x07, 0x07),       /* 0x07: MBOX_VERIFY_CHECKSUM   */
7062         ISP_FC_OPMAP_FULL(0x0, 0x0, 0x0, 0x01, 0x0, 0x3, 0x80, 0x7f),   /* 0x08: MBOX_ABOUT_FIRMWARE */
7063         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x09: MBOX_LOAD_RISC_RAM_2100 */
7064         ISP_FC_OPMAP(0xdf, 0x01),       /* 0x0a: DUMP RAM */
7065         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x01),        /* 0x0b: MBOX_LOAD_RISC_RAM */
7066         ISP_FC_OPMAP(0x00, 0x00),       /* 0x0c: */
7067         ISP_FC_OPMAP_HALF(0x1, 0x0f, 0x0, 0x01),        /* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
7068         ISP_FC_OPMAP(0x01, 0x05),       /* 0x0e: MBOX_CHECK_FIRMWARE */
7069         ISP_FC_OPMAP_HALF(0x1, 0x03, 0x0, 0x0d),        /* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
7070         ISP_FC_OPMAP(0x1f, 0x11),       /* 0x10: MBOX_INIT_REQ_QUEUE */
7071         ISP_FC_OPMAP(0x2f, 0x21),       /* 0x11: MBOX_INIT_RES_QUEUE */
7072         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x12: MBOX_EXECUTE_IOCB */
7073         ISP_FC_OPMAP(0x03, 0x03),       /* 0x13: MBOX_WAKE_UP   */
7074         ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x03),        /* 0x14: MBOX_STOP_FIRMWARE */
7075         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x15: MBOX_ABORT */
7076         ISP_FC_OPMAP(0x07, 0x01),       /* 0x16: MBOX_ABORT_DEVICE */
7077         ISP_FC_OPMAP(0x07, 0x01),       /* 0x17: MBOX_ABORT_TARGET */
7078         ISP_FC_OPMAP(0x03, 0x03),       /* 0x18: MBOX_BUS_RESET */
7079         ISP_FC_OPMAP(0x07, 0x05),       /* 0x19: MBOX_STOP_QUEUE */
7080         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1a: MBOX_START_QUEUE */
7081         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
7082         ISP_FC_OPMAP(0x07, 0x05),       /* 0x1c: MBOX_ABORT_QUEUE */
7083         ISP_FC_OPMAP(0x07, 0x03),       /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
7084         ISP_FC_OPMAP(0x00, 0x00),       /* 0x1e: */
7085         ISP_FC_OPMAP(0x01, 0x07),       /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
7086         ISP_FC_OPMAP_HALF(0x2, 0x01, 0x7e, 0xcf),       /* 0x20: MBOX_GET_LOOP_ID */
7087         ISP_FC_OPMAP(0x00, 0x00),       /* 0x21: */
7088         ISP_FC_OPMAP(0x03, 0x4b),       /* 0x22: MBOX_GET_TIMEOUT_PARAMS */
7089         ISP_FC_OPMAP(0x00, 0x00),       /* 0x23: */
7090         ISP_FC_OPMAP(0x00, 0x00),       /* 0x24: */
7091         ISP_FC_OPMAP(0x00, 0x00),       /* 0x25: */
7092         ISP_FC_OPMAP(0x00, 0x00),       /* 0x26: */
7093         ISP_FC_OPMAP(0x00, 0x00),       /* 0x27: */
7094         ISP_FC_OPMAP(0x01, 0x03),       /* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
7095         ISP_FC_OPMAP(0x03, 0x07),       /* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
7096         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2a: */
7097         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2b: */
7098         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2c: */
7099         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2d: */
7100         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2e: */
7101         ISP_FC_OPMAP(0x00, 0x00),       /* 0x2f: */
7102         ISP_FC_OPMAP(0x00, 0x00),       /* 0x30: */
7103         ISP_FC_OPMAP(0x00, 0x00),       /* 0x31: */
7104         ISP_FC_OPMAP(0x4b, 0x4b),       /* 0x32: MBOX_SET_TIMEOUT_PARAMS */
7105         ISP_FC_OPMAP(0x00, 0x00),       /* 0x33: */
7106         ISP_FC_OPMAP(0x00, 0x00),       /* 0x34: */
7107         ISP_FC_OPMAP(0x00, 0x00),       /* 0x35: */
7108         ISP_FC_OPMAP(0x00, 0x00),       /* 0x36: */
7109         ISP_FC_OPMAP(0x00, 0x00),       /* 0x37: */
7110         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
7111         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
7112         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3a: */
7113         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3b: */
7114         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3c: */
7115         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3d: */
7116         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3e: */
7117         ISP_FC_OPMAP(0x00, 0x00),       /* 0x3f: */
7118         ISP_FC_OPMAP(0x03, 0x01),       /* 0x40: MBOX_LOOP_PORT_BYPASS */
7119         ISP_FC_OPMAP(0x03, 0x01),       /* 0x41: MBOX_LOOP_PORT_ENABLE */
7120         ISP_FC_OPMAP_HALF(0x0, 0x01, 0x3, 0xcf),        /* 0x42: MBOX_GET_RESOURCE_COUNT */
7121         ISP_FC_OPMAP(0x01, 0x01),       /* 0x43: MBOX_REQUEST_OFFLINE_MODE */
7122         ISP_FC_OPMAP(0x00, 0x00),       /* 0x44: */
7123         ISP_FC_OPMAP(0x00, 0x00),       /* 0x45: */
7124         ISP_FC_OPMAP(0x00, 0x00),       /* 0x46: */
7125         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x47: GET PORT_DATABASE ENHANCED */
7126         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
7127         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x49: MBOX_GET_VP_DATABASE */
7128         ISP_FC_OPMAP_HALF(0x2, 0xcd, 0x0, 0x01),        /* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
7129         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4b: */
7130         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4c: */
7131         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4d: */
7132         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4e: */
7133         ISP_FC_OPMAP(0x00, 0x00),       /* 0x4f: */
7134         ISP_FC_OPMAP(0x00, 0x00),       /* 0x50: */
7135         ISP_FC_OPMAP(0x00, 0x00),       /* 0x51: */
7136         ISP_FC_OPMAP(0x00, 0x00),       /* 0x52: */
7137         ISP_FC_OPMAP(0x00, 0x00),       /* 0x53: */
7138         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x54: EXECUTE IOCB A64 */
7139         ISP_FC_OPMAP(0x00, 0x00),       /* 0x55: */
7140         ISP_FC_OPMAP(0x00, 0x00),       /* 0x56: */
7141         ISP_FC_OPMAP(0x00, 0x00),       /* 0x57: */
7142         ISP_FC_OPMAP(0x00, 0x00),       /* 0x58: */
7143         ISP_FC_OPMAP(0x00, 0x00),       /* 0x59: */
7144         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5a: */
7145         ISP_FC_OPMAP(0x03, 0x01),       /* 0x5b: MBOX_DRIVER_HEARTBEAT */
7146         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x5c: MBOX_FW_HEARTBEAT */
7147         ISP_FC_OPMAP(0x07, 0x1f),       /* 0x5d: MBOX_GET_SET_DATA_RATE */
7148         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5e: */
7149         ISP_FC_OPMAP(0x00, 0x00),       /* 0x5f: */
7150         ISP_FC_OPMAP(0xcf, 0x0f),       /* 0x60: MBOX_INIT_FIRMWARE */
7151         ISP_FC_OPMAP(0x00, 0x00),       /* 0x61: */
7152         ISP_FC_OPMAP(0x01, 0x01),       /* 0x62: MBOX_INIT_LIP */
7153         ISP_FC_OPMAP(0xcd, 0x03),       /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
7154         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x64: MBOX_GET_PORT_DB */
7155         ISP_FC_OPMAP(0x07, 0x01),       /* 0x65: MBOX_CLEAR_ACA */
7156         ISP_FC_OPMAP(0x07, 0x01),       /* 0x66: MBOX_TARGET_RESET */
7157         ISP_FC_OPMAP(0x07, 0x01),       /* 0x67: MBOX_CLEAR_TASK_SET */
7158         ISP_FC_OPMAP(0x07, 0x01),       /* 0x68: MBOX_ABORT_TASK_SET */
7159         ISP_FC_OPMAP(0x01, 0x07),       /* 0x69: MBOX_GET_FW_STATE */
7160         ISP_FC_OPMAP_HALF(0x6, 0x03, 0x0, 0xcf),        /* 0x6a: MBOX_GET_PORT_NAME */
7161         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x6b: MBOX_GET_LINK_STATUS */
7162         ISP_FC_OPMAP(0x0f, 0x01),       /* 0x6c: MBOX_INIT_LIP_RESET */
7163         ISP_FC_OPMAP(0x00, 0x00),       /* 0x6d: */
7164         ISP_FC_OPMAP(0xcf, 0x03),       /* 0x6e: MBOX_SEND_SNS */
7165         ISP_FC_OPMAP(0x0f, 0x07),       /* 0x6f: MBOX_FABRIC_LOGIN */
7166         ISP_FC_OPMAP_HALF(0x02, 0x03, 0x00, 0x03),      /* 0x70: MBOX_SEND_CHANGE_REQUEST */
7167         ISP_FC_OPMAP(0x03, 0x03),       /* 0x71: MBOX_FABRIC_LOGOUT */
7168         ISP_FC_OPMAP(0x0f, 0x0f),       /* 0x72: MBOX_INIT_LIP_LOGIN */
7169         ISP_FC_OPMAP(0x00, 0x00),       /* 0x73: */
7170         ISP_FC_OPMAP(0x07, 0x01),       /* 0x74: LOGIN LOOP PORT */
7171         ISP_FC_OPMAP_HALF(0x03, 0xcf, 0x00, 0x07),      /* 0x75: GET PORT/NODE NAME LIST */
7172         ISP_FC_OPMAP(0x4f, 0x01),       /* 0x76: SET VENDOR ID */
7173         ISP_FC_OPMAP(0xcd, 0x01),       /* 0x77: INITIALIZE IP MAILBOX */
7174         ISP_FC_OPMAP(0x00, 0x00),       /* 0x78: */
7175         ISP_FC_OPMAP(0x00, 0x00),       /* 0x79: */
7176         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7a: */
7177         ISP_FC_OPMAP(0x00, 0x00),       /* 0x7b: */
7178         ISP_FC_OPMAP_HALF(0x03, 0x4f, 0x00, 0x07),      /* 0x7c: Get ID List */
7179         ISP_FC_OPMAP(0xcf, 0x01),       /* 0x7d: SEND LFA */
7180         ISP_FC_OPMAP(0x0f, 0x01)        /* 0x7e: LUN RESET */
7181 };
7182 #define MAX_FC_OPCODE   0x7e
7183 /*
7184  * Footnotes
7185  *
7186  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
7187  *      do not access at this time in the core driver. The caller is
7188  *      responsible for setting this register first (Gross!). The assumption
7189  *      is that we won't overflow.
7190  */
7191
7192 static const char *fc_mbcmd_names[] = {
7193         "NO-OP",                        /* 00h */
7194         "LOAD RAM",
7195         "EXEC FIRMWARE",
7196         "DUMP RAM",
7197         "WRITE RAM WORD",
7198         "READ RAM WORD",
7199         "MAILBOX REG TEST",
7200         "VERIFY CHECKSUM",
7201         "ABOUT FIRMWARE",
7202         "LOAD RAM (2100)",
7203         "DUMP RAM",
7204         "LOAD RISC RAM",
7205         "DUMP RISC RAM",
7206         "WRITE RAM WORD EXTENDED",
7207         "CHECK FIRMWARE",
7208         "READ RAM WORD EXTENDED",
7209         "INIT REQUEST QUEUE",           /* 10h */
7210         "INIT RESULT QUEUE",
7211         "EXECUTE IOCB",
7212         "WAKE UP",
7213         "STOP FIRMWARE",
7214         "ABORT",
7215         "ABORT DEVICE",
7216         "ABORT TARGET",
7217         "BUS RESET",
7218         "STOP QUEUE",
7219         "START QUEUE",
7220         "SINGLE STEP QUEUE",
7221         "ABORT QUEUE",
7222         "GET DEV QUEUE STATUS",
7223         NULL,
7224         "GET FIRMWARE STATUS",
7225         "GET LOOP ID",                  /* 20h */
7226         NULL,
7227         "GET TIMEOUT PARAMS",
7228         NULL,
7229         NULL,
7230         NULL,
7231         NULL,
7232         NULL,
7233         "GET FIRMWARE OPTIONS",
7234         "GET PORT QUEUE PARAMS",
7235         "GENERATE SYSTEM ERROR",
7236         NULL,
7237         NULL,
7238         NULL,
7239         NULL,
7240         NULL,
7241         "WRITE SFP",                    /* 30h */
7242         "READ SFP",
7243         "SET TIMEOUT PARAMS",
7244         NULL,
7245         NULL,
7246         NULL,
7247         NULL,
7248         NULL,
7249         "SET FIRMWARE OPTIONS",
7250         "SET PORT QUEUE PARAMS",
7251         NULL,
7252         "SET FC LED CONF",
7253         NULL,
7254         "RESTART NIC FIRMWARE",
7255         "ACCESS CONTROL",
7256         NULL,
7257         "LOOP PORT BYPASS",             /* 40h */
7258         "LOOP PORT ENABLE",
7259         "GET RESOURCE COUNT",
7260         "REQUEST NON PARTICIPATING MODE",
7261         "DIAGNOSTIC ECHO TEST",
7262         "DIAGNOSTIC LOOPBACK",
7263         NULL,
7264         "GET PORT DATABASE ENHANCED",
7265         "INIT FIRMWARE MULTI ID",
7266         "GET VP DATABASE",
7267         "GET VP DATABASE ENTRY",
7268         NULL,
7269         NULL,
7270         NULL,
7271         NULL,
7272         NULL,
7273         "GET FCF LIST",                 /* 50h */
7274         "GET DCBX PARAMETERS",
7275         NULL,
7276         "HOST MEMORY COPY",
7277         "EXECUTE IOCB A64",
7278         NULL,
7279         NULL,
7280         "SEND RNID",
7281         NULL,
7282         "SET PARAMETERS",
7283         "GET PARAMETERS",
7284         "DRIVER HEARTBEAT",
7285         "FIRMWARE HEARTBEAT",
7286         "GET/SET DATA RATE",
7287         "SEND RNFT",
7288         NULL,
7289         "INIT FIRMWARE",                /* 60h */
7290         "GET INIT CONTROL BLOCK",
7291         "INIT LIP",
7292         "GET FC-AL POSITION MAP",
7293         "GET PORT DATABASE",
7294         "CLEAR ACA",
7295         "TARGET RESET",
7296         "CLEAR TASK SET",
7297         "ABORT TASK SET",
7298         "GET FW STATE",
7299         "GET PORT NAME",
7300         "GET LINK STATUS",
7301         "INIT LIP RESET",
7302         "GET LINK STATS & PRIVATE DATA CNTS",
7303         "SEND SNS",
7304         "FABRIC LOGIN",
7305         "SEND CHANGE REQUEST",          /* 70h */
7306         "FABRIC LOGOUT",
7307         "INIT LIP LOGIN",
7308         NULL,
7309         "LOGIN LOOP PORT",
7310         "GET PORT/NODE NAME LIST",
7311         "SET VENDOR ID",
7312         "INITIALIZE IP MAILBOX",
7313         NULL,
7314         NULL,
7315         "GET XGMAC STATS",
7316         NULL,
7317         "GET ID LIST",
7318         "SEND LFA",
7319         "LUN RESET"
7320 };
7321
7322 static void
7323 isp_mboxcmd_qnw(ispsoftc_t *isp, mbreg_t *mbp, int nodelay)
7324 {
7325         unsigned int ibits, obits, box, opcode;
7326
7327         opcode = mbp->param[0];
7328         if (IS_FC(isp)) {
7329                 ibits = ISP_FC_IBITS(opcode);
7330                 obits = ISP_FC_OBITS(opcode);
7331         } else {
7332                 ibits = ISP_SCSI_IBITS(opcode);
7333                 obits = ISP_SCSI_OBITS(opcode);
7334         }
7335         ibits |= mbp->ibits;
7336         obits |= mbp->obits;
7337         for (box = 0; box < ISP_NMBOX(isp); box++) {
7338                 if (ibits & (1 << box)) {
7339                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7340                 }
7341                 if (nodelay == 0) {
7342                         isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7343                 }
7344         }
7345         if (nodelay == 0) {
7346                 isp->isp_lastmbxcmd = opcode;
7347                 isp->isp_obits = obits;
7348                 isp->isp_mboxbsy = 1;
7349         }
7350         if (IS_24XX(isp)) {
7351                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7352         } else {
7353                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7354         }
7355         /*
7356          * Oddly enough, if we're not delaying for an answer,
7357          * delay a bit to give the f/w a chance to pick up the
7358          * command.
7359          */
7360         if (nodelay) {
7361                 ISP_DELAY(1000);
7362         }
7363 }
7364
7365 static void
7366 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7367 {
7368         const char *cname, *xname, *sname;
7369         char tname[16], mname[16];
7370         unsigned int ibits, obits, box, opcode;
7371
7372         opcode = mbp->param[0];
7373         if (IS_FC(isp)) {
7374                 if (opcode > MAX_FC_OPCODE) {
7375                         mbp->param[0] = MBOX_INVALID_COMMAND;
7376                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7377                         return;
7378                 }
7379                 cname = fc_mbcmd_names[opcode];
7380                 ibits = ISP_FC_IBITS(opcode);
7381                 obits = ISP_FC_OBITS(opcode);
7382         } else {
7383                 if (opcode > MAX_SCSI_OPCODE) {
7384                         mbp->param[0] = MBOX_INVALID_COMMAND;
7385                         isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7386                         return;
7387                 }
7388                 cname = scsi_mbcmd_names[opcode];
7389                 ibits = ISP_SCSI_IBITS(opcode);
7390                 obits = ISP_SCSI_OBITS(opcode);
7391         }
7392         if (cname == NULL) {
7393                 cname = tname;
7394                 ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7395         }
7396         isp_prt(isp, ISP_LOGDEBUG3, "Mailbox Command '%s'", cname);
7397
7398         /*
7399          * Pick up any additional bits that the caller might have set.
7400          */
7401         ibits |= mbp->ibits;
7402         obits |= mbp->obits;
7403
7404         /*
7405          * Mask any bits that the caller wants us to mask
7406          */
7407         ibits &= mbp->ibitm;
7408         obits &= mbp->obitm;
7409
7410
7411         if (ibits == 0 && obits == 0) {
7412                 mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7413                 isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7414                 return;
7415         }
7416
7417         /*
7418          * Get exclusive usage of mailbox registers.
7419          */
7420         if (MBOX_ACQUIRE(isp)) {
7421                 mbp->param[0] = MBOX_REGS_BUSY;
7422                 goto out;
7423         }
7424
7425         for (box = 0; box < ISP_NMBOX(isp); box++) {
7426                 if (ibits & (1 << box)) {
7427                         isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7428                             mbp->param[box]);
7429                         ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7430                 }
7431                 isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7432         }
7433
7434         isp->isp_lastmbxcmd = opcode;
7435
7436         /*
7437          * We assume that we can't overwrite a previous command.
7438          */
7439         isp->isp_obits = obits;
7440         isp->isp_mboxbsy = 1;
7441
7442         /*
7443          * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7444          */
7445         if (IS_24XX(isp)) {
7446                 ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7447         } else {
7448                 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7449         }
7450
7451         /*
7452          * While we haven't finished the command, spin our wheels here.
7453          */
7454         MBOX_WAIT_COMPLETE(isp, mbp);
7455
7456         /*
7457          * Did the command time out?
7458          */
7459         if (mbp->param[0] == MBOX_TIMEOUT) {
7460                 isp->isp_mboxbsy = 0;
7461                 MBOX_RELEASE(isp);
7462                 goto out;
7463         }
7464
7465         /*
7466          * Copy back output registers.
7467          */
7468         for (box = 0; box < ISP_NMBOX(isp); box++) {
7469                 if (obits & (1 << box)) {
7470                         mbp->param[box] = isp->isp_mboxtmp[box];
7471                         isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7472                             mbp->param[box]);
7473                 }
7474         }
7475
7476         isp->isp_mboxbsy = 0;
7477         MBOX_RELEASE(isp);
7478 out:
7479         if (mbp->logval == 0 || mbp->param[0] == MBOX_COMMAND_COMPLETE)
7480                 return;
7481
7482         if ((mbp->param[0] & 0xbfe0) == 0 &&
7483             (mbp->logval & MBLOGMASK(mbp->param[0])) == 0)
7484                 return;
7485
7486         xname = NULL;
7487         sname = "";
7488         switch (mbp->param[0]) {
7489         case MBOX_INVALID_COMMAND:
7490                 xname = "INVALID COMMAND";
7491                 break;
7492         case MBOX_HOST_INTERFACE_ERROR:
7493                 xname = "HOST INTERFACE ERROR";
7494                 break;
7495         case MBOX_TEST_FAILED:
7496                 xname = "TEST FAILED";
7497                 break;
7498         case MBOX_COMMAND_ERROR:
7499                 xname = "COMMAND ERROR";
7500                 ISP_SNPRINTF(mname, sizeof(mname), " subcode 0x%x",
7501                     mbp->param[1]);
7502                 sname = mname;
7503                 break;
7504         case MBOX_COMMAND_PARAM_ERROR:
7505                 xname = "COMMAND PARAMETER ERROR";
7506                 break;
7507         case MBOX_PORT_ID_USED:
7508                 xname = "PORT ID ALREADY IN USE";
7509                 break;
7510         case MBOX_LOOP_ID_USED:
7511                 xname = "LOOP ID ALREADY IN USE";
7512                 break;
7513         case MBOX_ALL_IDS_USED:
7514                 xname = "ALL LOOP IDS IN USE";
7515                 break;
7516         case MBOX_NOT_LOGGED_IN:
7517                 xname = "NOT LOGGED IN";
7518                 break;
7519         case MBOX_LINK_DOWN_ERROR:
7520                 xname = "LINK DOWN ERROR";
7521                 break;
7522         case MBOX_LOOPBACK_ERROR:
7523                 xname = "LOOPBACK ERROR";
7524                 break;
7525         case MBOX_CHECKSUM_ERROR:
7526                 xname = "CHECKSUM ERROR";
7527                 break;
7528         case MBOX_INVALID_PRODUCT_KEY:
7529                 xname = "INVALID PRODUCT KEY";
7530                 break;
7531         case MBOX_REGS_BUSY:
7532                 xname = "REGISTERS BUSY";
7533                 break;
7534         case MBOX_TIMEOUT:
7535                 xname = "TIMEOUT";
7536                 break;
7537         default:
7538                 ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7539                 xname = mname;
7540                 break;
7541         }
7542         if (xname) {
7543                 isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s%s)",
7544                     cname, xname, sname);
7545         }
7546 }
7547
7548 static int
7549 isp_fw_state(ispsoftc_t *isp, int chan)
7550 {
7551         if (IS_FC(isp)) {
7552                 mbreg_t mbs;
7553
7554                 MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7555                 isp_mboxcmd(isp, &mbs);
7556                 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7557                         return (mbs.param[1]);
7558                 }
7559         }
7560         return (FW_ERROR);
7561 }
7562
7563 static void
7564 isp_spi_update(ispsoftc_t *isp, int chan)
7565 {
7566         int tgt;
7567         mbreg_t mbs;
7568         sdparam *sdp;
7569
7570         if (IS_FC(isp)) {
7571                 /*
7572                  * There are no 'per-bus' settings for Fibre Channel.
7573                  */
7574                 return;
7575         }
7576         sdp = SDPARAM(isp, chan);
7577         sdp->update = 0;
7578
7579         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7580                 uint16_t flags, period, offset;
7581                 int get;
7582
7583                 if (sdp->isp_devparam[tgt].dev_enable == 0) {
7584                         sdp->isp_devparam[tgt].dev_update = 0;
7585                         sdp->isp_devparam[tgt].dev_refresh = 0;
7586                         isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7587                         continue;
7588                 }
7589                 /*
7590                  * If the goal is to update the status of the device,
7591                  * take what's in goal_flags and try and set the device
7592                  * toward that. Otherwise, if we're just refreshing the
7593                  * current device state, get the current parameters.
7594                  */
7595
7596                 MBSINIT(&mbs, 0, MBLOGALL, 0);
7597
7598                 /*
7599                  * Refresh overrides set
7600                  */
7601                 if (sdp->isp_devparam[tgt].dev_refresh) {
7602                         mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7603                         get = 1;
7604                 } else if (sdp->isp_devparam[tgt].dev_update) {
7605                         mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7606
7607                         /*
7608                          * Make sure goal_flags has "Renegotiate on Error"
7609                          * on and "Freeze Queue on Error" off.
7610                          */
7611                         sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7612                         sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7613                         mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7614
7615                         /*
7616                          * Insist that PARITY must be enabled
7617                          * if SYNC or WIDE is enabled.
7618                          */
7619                         if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7620                                 mbs.param[2] |= DPARM_PARITY;
7621                         }
7622
7623                         if (mbs.param[2] & DPARM_SYNC) {
7624                                 mbs.param[3] =
7625                                     (sdp->isp_devparam[tgt].goal_offset << 8) |
7626                                     (sdp->isp_devparam[tgt].goal_period);
7627                         }
7628                         /*
7629                          * A command completion later that has
7630                          * RQSTF_NEGOTIATION set can cause
7631                          * the dev_refresh/announce cycle also.
7632                          *
7633                          * Note: It is really important to update our current
7634                          * flags with at least the state of TAG capabilities-
7635                          * otherwise we might try and send a tagged command
7636                          * when we have it all turned off. So change it here
7637                          * to say that current already matches goal.
7638                          */
7639                         sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7640                         sdp->isp_devparam[tgt].actv_flags |=
7641                             (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7642                         isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7643                             chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7644                         get = 0;
7645                 } else {
7646                         continue;
7647                 }
7648                 mbs.param[1] = (chan << 15) | (tgt << 8);
7649                 isp_mboxcmd(isp, &mbs);
7650                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7651                         continue;
7652                 }
7653                 if (get == 0) {
7654                         sdp->sendmarker = 1;
7655                         sdp->isp_devparam[tgt].dev_update = 0;
7656                         sdp->isp_devparam[tgt].dev_refresh = 1;
7657                 } else {
7658                         sdp->isp_devparam[tgt].dev_refresh = 0;
7659                         flags = mbs.param[2];
7660                         period = mbs.param[3] & 0xff;
7661                         offset = mbs.param[3] >> 8;
7662                         sdp->isp_devparam[tgt].actv_flags = flags;
7663                         sdp->isp_devparam[tgt].actv_period = period;
7664                         sdp->isp_devparam[tgt].actv_offset = offset;
7665                         isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7666                 }
7667         }
7668
7669         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7670                 if (sdp->isp_devparam[tgt].dev_update ||
7671                     sdp->isp_devparam[tgt].dev_refresh) {
7672                         sdp->update = 1;
7673                         break;
7674                 }
7675         }
7676 }
7677
7678 static void
7679 isp_setdfltsdparm(ispsoftc_t *isp)
7680 {
7681         int tgt;
7682         sdparam *sdp, *sdp1;
7683
7684         sdp = SDPARAM(isp, 0);
7685         if (IS_DUALBUS(isp))
7686                 sdp1 = sdp + 1;
7687         else
7688                 sdp1 = NULL;
7689
7690         /*
7691          * Establish some default parameters.
7692          */
7693         sdp->isp_cmd_dma_burst_enable = 0;
7694         sdp->isp_data_dma_burst_enabl = 1;
7695         sdp->isp_fifo_threshold = 0;
7696         sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7697         if (isp->isp_type >= ISP_HA_SCSI_1040) {
7698                 sdp->isp_async_data_setup = 9;
7699         } else {
7700                 sdp->isp_async_data_setup = 6;
7701         }
7702         sdp->isp_selection_timeout = 250;
7703         sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7704         sdp->isp_tag_aging = 8;
7705         sdp->isp_bus_reset_delay = 5;
7706         /*
7707          * Don't retry selection, busy or queue full automatically- reflect
7708          * these back to us.
7709          */
7710         sdp->isp_retry_count = 0;
7711         sdp->isp_retry_delay = 0;
7712
7713         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7714                 sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7715                 sdp->isp_devparam[tgt].dev_enable = 1;
7716         }
7717
7718         /*
7719          * The trick here is to establish a default for the default (honk!)
7720          * state (goal_flags). Then try and get the current status from
7721          * the card to fill in the current state. We don't, in fact, set
7722          * the default to the SAFE default state- that's not the goal state.
7723          */
7724         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7725                 uint8_t off, per;
7726                 sdp->isp_devparam[tgt].actv_offset = 0;
7727                 sdp->isp_devparam[tgt].actv_period = 0;
7728                 sdp->isp_devparam[tgt].actv_flags = 0;
7729
7730                 sdp->isp_devparam[tgt].goal_flags =
7731                     sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7732
7733                 /*
7734                  * We default to Wide/Fast for versions less than a 1040
7735                  * (unless it's SBus).
7736                  */
7737                 if (IS_ULTRA3(isp)) {
7738                         off = ISP_80M_SYNCPARMS >> 8;
7739                         per = ISP_80M_SYNCPARMS & 0xff;
7740                 } else if (IS_ULTRA2(isp)) {
7741                         off = ISP_40M_SYNCPARMS >> 8;
7742                         per = ISP_40M_SYNCPARMS & 0xff;
7743                 } else if (IS_1240(isp)) {
7744                         off = ISP_20M_SYNCPARMS >> 8;
7745                         per = ISP_20M_SYNCPARMS & 0xff;
7746                 } else if ((isp->isp_bustype == ISP_BT_SBUS &&
7747                     isp->isp_type < ISP_HA_SCSI_1020A) ||
7748                     (isp->isp_bustype == ISP_BT_PCI &&
7749                     isp->isp_type < ISP_HA_SCSI_1040) ||
7750                     (isp->isp_clock && isp->isp_clock < 60) ||
7751                     (sdp->isp_ultramode == 0)) {
7752                         off = ISP_10M_SYNCPARMS >> 8;
7753                         per = ISP_10M_SYNCPARMS & 0xff;
7754                 } else {
7755                         off = ISP_20M_SYNCPARMS_1040 >> 8;
7756                         per = ISP_20M_SYNCPARMS_1040 & 0xff;
7757                 }
7758                 sdp->isp_devparam[tgt].goal_offset =
7759                     sdp->isp_devparam[tgt].nvrm_offset = off;
7760                 sdp->isp_devparam[tgt].goal_period =
7761                     sdp->isp_devparam[tgt].nvrm_period = per;
7762
7763         }
7764
7765         /*
7766          * If we're a dual bus card, just copy the data over
7767          */
7768         if (sdp1) {
7769                 *sdp1 = *sdp;
7770                 sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7771         }
7772
7773         /*
7774          * If we've not been told to avoid reading NVRAM, try and read it.
7775          * If we're successful reading it, we can then return because NVRAM
7776          * will tell us what the desired settings are. Otherwise, we establish
7777          * some reasonable 'fake' nvram and goal defaults.
7778          */
7779         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7780                 mbreg_t mbs;
7781
7782                 if (isp_read_nvram(isp, 0) == 0) {
7783                         if (IS_DUALBUS(isp)) {
7784                                 if (isp_read_nvram(isp, 1) == 0) {
7785                                         return;
7786                                 }
7787                         }
7788                 }
7789                 MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7790                 isp_mboxcmd(isp, &mbs);
7791                 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7792                         sdp->isp_req_ack_active_neg = 1;
7793                         sdp->isp_data_line_active_neg = 1;
7794                         if (sdp1) {
7795                                 sdp1->isp_req_ack_active_neg = 1;
7796                                 sdp1->isp_data_line_active_neg = 1;
7797                         }
7798                 } else {
7799                         sdp->isp_req_ack_active_neg =
7800                             (mbs.param[1] >> 4) & 0x1;
7801                         sdp->isp_data_line_active_neg =
7802                             (mbs.param[1] >> 5) & 0x1;
7803                         if (sdp1) {
7804                                 sdp1->isp_req_ack_active_neg =
7805                                     (mbs.param[2] >> 4) & 0x1;
7806                                 sdp1->isp_data_line_active_neg =
7807                                     (mbs.param[2] >> 5) & 0x1;
7808                         }
7809                 }
7810         }
7811
7812 }
7813
7814 static void
7815 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7816 {
7817         fcparam *fcp = FCPARAM(isp, chan);
7818
7819         /*
7820          * Establish some default parameters.
7821          */
7822         fcp->role = DEFAULT_ROLE(isp, chan);
7823         fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7824         fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7825         fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7826         fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7827         fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7828         fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7829         fcp->isp_fwoptions = 0;
7830         fcp->isp_xfwoptions = 0;
7831         fcp->isp_zfwoptions = 0;
7832         fcp->isp_lasthdl = NIL_HANDLE;
7833         fcp->isp_login_hdl = NIL_HANDLE;
7834
7835         if (IS_24XX(isp)) {
7836                 fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7837                 fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7838                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7839                         fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7840                 fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7841                 fcp->isp_xfwoptions |= ICB2400_OPT2_LOOP_2_PTP;
7842                 fcp->isp_zfwoptions |= ICB2400_OPT3_RATE_AUTO;
7843         } else {
7844                 fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7845                 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7846                 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7847                 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7848                         fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7849                 /*
7850                  * Make sure this is turned off now until we get
7851                  * extended options from NVRAM
7852                  */
7853                 fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7854                 fcp->isp_xfwoptions |= ICBXOPT_LOOP_2_PTP;
7855                 fcp->isp_zfwoptions |= ICBZOPT_RATE_AUTO;
7856         }
7857
7858
7859         /*
7860          * Now try and read NVRAM unless told to not do so.
7861          * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7862          */
7863         if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7864                 int i, j = 0;
7865                 /*
7866                  * Give a couple of tries at reading NVRAM.
7867                  */
7868                 for (i = 0; i < 2; i++) {
7869                         j = isp_read_nvram(isp, chan);
7870                         if (j == 0) {
7871                                 break;
7872                         }
7873                 }
7874                 if (j) {
7875                         isp->isp_confopts |= ISP_CFG_NONVRAM;
7876                 }
7877         }
7878
7879         fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7880         fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7881         isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7882             chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7883             (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7884             isp_class3_roles[fcp->role]);
7885 }
7886
7887 /*
7888  * Re-initialize the ISP and complete all orphaned commands
7889  * with a 'botched' notice. The reset/init routines should
7890  * not disturb an already active list of commands.
7891  */
7892
7893 int
7894 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7895 {
7896         int i, res = 0;
7897
7898         if (isp->isp_state == ISP_RUNSTATE)
7899                 isp_deinit(isp);
7900         if (isp->isp_state != ISP_RESETSTATE)
7901                 isp_reset(isp, do_load_defaults);
7902         if (isp->isp_state != ISP_RESETSTATE) {
7903                 res = EIO;
7904                 isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7905                 ISP_DISABLE_INTS(isp);
7906                 goto cleanup;
7907         }
7908
7909         isp_init(isp);
7910         if (isp->isp_state > ISP_RESETSTATE &&
7911             isp->isp_state != ISP_RUNSTATE) {
7912                 res = EIO;
7913                 isp_prt(isp, ISP_LOGERR, "%s: cannot init card", __func__);
7914                 ISP_DISABLE_INTS(isp);
7915                 if (IS_FC(isp)) {
7916                         /*
7917                          * If we're in ISP_ROLE_NONE, turn off the lasers.
7918                          */
7919                         if (!IS_24XX(isp)) {
7920                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7921                                 ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7922                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7923                                 ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7924                                 ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7925                         }
7926                 }
7927         }
7928
7929 cleanup:
7930         isp->isp_nactive = 0;
7931         isp_clear_commands(isp);
7932         if (IS_FC(isp)) {
7933                 for (i = 0; i < isp->isp_nchan; i++)
7934                         isp_clear_portdb(isp, i);
7935         }
7936         return (res);
7937 }
7938
7939 /*
7940  * NVRAM Routines
7941  */
7942 static int
7943 isp_read_nvram(ispsoftc_t *isp, int bus)
7944 {
7945         int i, amt, retval;
7946         uint8_t csum, minversion;
7947         union {
7948                 uint8_t _x[ISP2400_NVRAM_SIZE];
7949                 uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7950         } _n;
7951 #define nvram_data      _n._x
7952 #define nvram_words     _n._s
7953
7954         if (IS_24XX(isp)) {
7955                 return (isp_read_nvram_2400(isp, nvram_data));
7956         } else if (IS_FC(isp)) {
7957                 amt = ISP2100_NVRAM_SIZE;
7958                 minversion = 1;
7959         } else if (IS_ULTRA2(isp)) {
7960                 amt = ISP1080_NVRAM_SIZE;
7961                 minversion = 0;
7962         } else {
7963                 amt = ISP_NVRAM_SIZE;
7964                 minversion = 2;
7965         }
7966
7967         for (i = 0; i < amt>>1; i++) {
7968                 isp_rdnvram_word(isp, i, &nvram_words[i]);
7969         }
7970
7971         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7972             nvram_data[2] != 'P') {
7973                 if (isp->isp_bustype != ISP_BT_SBUS) {
7974                         isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7975                         isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7976                 }
7977                 retval = -1;
7978                 goto out;
7979         }
7980
7981         for (csum = 0, i = 0; i < amt; i++) {
7982                 csum += nvram_data[i];
7983         }
7984         if (csum != 0) {
7985                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7986                 retval = -1;
7987                 goto out;
7988         }
7989
7990         if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7991                 isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7992                     ISP_NVRAM_VERSION(nvram_data));
7993                 retval = -1;
7994                 goto out;
7995         }
7996
7997         if (IS_ULTRA3(isp)) {
7998                 isp_parse_nvram_12160(isp, bus, nvram_data);
7999         } else if (IS_1080(isp)) {
8000                 isp_parse_nvram_1080(isp, bus, nvram_data);
8001         } else if (IS_1280(isp) || IS_1240(isp)) {
8002                 isp_parse_nvram_1080(isp, bus, nvram_data);
8003         } else if (IS_SCSI(isp)) {
8004                 isp_parse_nvram_1020(isp, nvram_data);
8005         } else {
8006                 isp_parse_nvram_2100(isp, nvram_data);
8007         }
8008         retval = 0;
8009 out:
8010         return (retval);
8011 #undef  nvram_data
8012 #undef  nvram_words
8013 }
8014
8015 static int
8016 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8017 {
8018         int retval = 0;
8019         uint32_t addr, csum, lwrds, *dptr;
8020
8021         if (isp->isp_port) {
8022                 addr = ISP2400_NVRAM_PORT1_ADDR;
8023         } else {
8024                 addr = ISP2400_NVRAM_PORT0_ADDR;
8025         }
8026
8027         dptr = (uint32_t *) nvram_data;
8028         for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8029                 isp_rd_2400_nvram(isp, addr++, dptr++);
8030         }
8031         if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
8032             nvram_data[2] != 'P') {
8033                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
8034                     nvram_data[0], nvram_data[1], nvram_data[2]);
8035                 retval = -1;
8036                 goto out;
8037         }
8038         dptr = (uint32_t *) nvram_data;
8039         for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
8040                 uint32_t tmp;
8041                 ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
8042                 csum += tmp;
8043         }
8044         if (csum != 0) {
8045                 isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
8046                 retval = -1;
8047                 goto out;
8048         }
8049         isp_parse_nvram_2400(isp, nvram_data);
8050 out:
8051         return (retval);
8052 }
8053
8054 static void
8055 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
8056 {
8057         int i, cbits;
8058         uint16_t bit, rqst, junk;
8059
8060         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8061         ISP_DELAY(10);
8062         ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8063         ISP_DELAY(10);
8064
8065         if (IS_FC(isp)) {
8066                 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
8067                 if (IS_2312(isp) && isp->isp_port) {
8068                         wo += 128;
8069                 }
8070                 rqst = (ISP_NVRAM_READ << 8) | wo;
8071                 cbits = 10;
8072         } else if (IS_ULTRA2(isp)) {
8073                 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
8074                 rqst = (ISP_NVRAM_READ << 8) | wo;
8075                 cbits = 10;
8076         } else {
8077                 wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
8078                 rqst = (ISP_NVRAM_READ << 6) | wo;
8079                 cbits = 8;
8080         }
8081
8082         /*
8083          * Clock the word select request out...
8084          */
8085         for (i = cbits; i >= 0; i--) {
8086                 if ((rqst >> i) & 1) {
8087                         bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
8088                 } else {
8089                         bit = BIU_NVRAM_SELECT;
8090                 }
8091                 ISP_WRITE(isp, BIU_NVRAM, bit);
8092                 ISP_DELAY(10);
8093                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8094                 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
8095                 ISP_DELAY(10);
8096                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8097                 ISP_WRITE(isp, BIU_NVRAM, bit);
8098                 ISP_DELAY(10);
8099                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8100         }
8101         /*
8102          * Now read the result back in (bits come back in MSB format).
8103          */
8104         *rp = 0;
8105         for (i = 0; i < 16; i++) {
8106                 uint16_t rv;
8107                 *rp <<= 1;
8108                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
8109                 ISP_DELAY(10);
8110                 rv = ISP_READ(isp, BIU_NVRAM);
8111                 if (rv & BIU_NVRAM_DATAIN) {
8112                         *rp |= 1;
8113                 }
8114                 ISP_DELAY(10);
8115                 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
8116                 ISP_DELAY(10);
8117                 junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8118         }
8119         ISP_WRITE(isp, BIU_NVRAM, 0);
8120         ISP_DELAY(10);
8121         junk = ISP_READ(isp, BIU_NVRAM);        /* force PCI flush */
8122         ISP_SWIZZLE_NVRAM_WORD(isp, rp);
8123 }
8124
8125 static void
8126 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
8127 {
8128         int loops = 0;
8129         uint32_t base = 0x7ffe0000;
8130         uint32_t tmp = 0;
8131
8132         if (IS_26XX(isp)) {
8133                 base = 0x7fe7c000;      /* XXX: Observation, may be wrong. */
8134         } else if (IS_25XX(isp)) {
8135                 base = 0x7ff00000 | 0x48000;
8136         }
8137         ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
8138         for (loops = 0; loops < 5000; loops++) {
8139                 ISP_DELAY(10);
8140                 tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
8141                 if ((tmp & (1U << 31)) != 0) {
8142                         break;
8143                 }
8144         }
8145         if (tmp & (1U << 31)) {
8146                 *rp = ISP_READ(isp, BIU2400_FLASH_DATA);
8147                 ISP_SWIZZLE_NVRAM_LONG(isp, rp);
8148         } else {
8149                 *rp = 0xffffffff;
8150         }
8151 }
8152
8153 static void
8154 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
8155 {
8156         sdparam *sdp = SDPARAM(isp, 0);
8157         int tgt;
8158
8159         sdp->isp_fifo_threshold =
8160                 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
8161                 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
8162
8163         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8164                 sdp->isp_initiator_id = ISP_NVRAM_INITIATOR_ID(nvram_data);
8165
8166         sdp->isp_bus_reset_delay =
8167                 ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
8168
8169         sdp->isp_retry_count =
8170                 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
8171
8172         sdp->isp_retry_delay =
8173                 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
8174
8175         sdp->isp_async_data_setup =
8176                 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
8177
8178         if (isp->isp_type >= ISP_HA_SCSI_1040) {
8179                 if (sdp->isp_async_data_setup < 9) {
8180                         sdp->isp_async_data_setup = 9;
8181                 }
8182         } else {
8183                 if (sdp->isp_async_data_setup != 6) {
8184                         sdp->isp_async_data_setup = 6;
8185                 }
8186         }
8187
8188         sdp->isp_req_ack_active_neg =
8189                 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
8190
8191         sdp->isp_data_line_active_neg =
8192                 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
8193
8194         sdp->isp_data_dma_burst_enabl =
8195                 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
8196
8197         sdp->isp_cmd_dma_burst_enable =
8198                 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
8199
8200         sdp->isp_tag_aging =
8201                 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
8202
8203         sdp->isp_selection_timeout =
8204                 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
8205
8206         sdp->isp_max_queue_depth =
8207                 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
8208
8209         sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
8210
8211         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8212                 sdp->isp_devparam[tgt].dev_enable =
8213                         ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
8214                 sdp->isp_devparam[tgt].exc_throttle =
8215                         ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
8216                 sdp->isp_devparam[tgt].nvrm_offset =
8217                         ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
8218                 sdp->isp_devparam[tgt].nvrm_period =
8219                         ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
8220                 /*
8221                  * We probably shouldn't lie about this, but it
8222                  * it makes it much safer if we limit NVRAM values
8223                  * to sanity.
8224                  */
8225                 if (isp->isp_type < ISP_HA_SCSI_1040) {
8226                         /*
8227                          * If we're not ultra, we can't possibly
8228                          * be a shorter period than this.
8229                          */
8230                         if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
8231                                 sdp->isp_devparam[tgt].nvrm_period = 0x19;
8232                         }
8233                         if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
8234                                 sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
8235                         }
8236                 } else {
8237                         if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
8238                                 sdp->isp_devparam[tgt].nvrm_offset = 0x8;
8239                         }
8240                 }
8241                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8242                 if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
8243                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8244                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8245                 if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
8246                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8247                 if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
8248                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8249                 if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
8250                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8251                 if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
8252                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8253                 if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
8254                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8255                 sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
8256                 sdp->isp_devparam[tgt].goal_offset =
8257                     sdp->isp_devparam[tgt].nvrm_offset;
8258                 sdp->isp_devparam[tgt].goal_period =
8259                     sdp->isp_devparam[tgt].nvrm_period;
8260                 sdp->isp_devparam[tgt].goal_flags =
8261                     sdp->isp_devparam[tgt].nvrm_flags;
8262         }
8263 }
8264
8265 static void
8266 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8267 {
8268         sdparam *sdp = SDPARAM(isp, bus);
8269         int tgt;
8270
8271         sdp->isp_fifo_threshold =
8272             ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
8273
8274         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8275                 sdp->isp_initiator_id = ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
8276
8277         sdp->isp_bus_reset_delay =
8278             ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8279
8280         sdp->isp_retry_count =
8281             ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8282
8283         sdp->isp_retry_delay =
8284             ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8285
8286         sdp->isp_async_data_setup =
8287             ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8288
8289         sdp->isp_req_ack_active_neg =
8290             ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8291
8292         sdp->isp_data_line_active_neg =
8293             ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8294
8295         sdp->isp_data_dma_burst_enabl =
8296             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8297
8298         sdp->isp_cmd_dma_burst_enable =
8299             ISP1080_NVRAM_BURST_ENABLE(nvram_data);
8300
8301         sdp->isp_selection_timeout =
8302             ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8303
8304         sdp->isp_max_queue_depth =
8305              ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8306
8307         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8308                 sdp->isp_devparam[tgt].dev_enable =
8309                     ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8310                 sdp->isp_devparam[tgt].exc_throttle =
8311                         ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8312                 sdp->isp_devparam[tgt].nvrm_offset =
8313                         ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8314                 sdp->isp_devparam[tgt].nvrm_period =
8315                         ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8316                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8317                 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8318                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8319                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8320                 if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8321                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8322                 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8323                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8324                 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8325                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8326                 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8327                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8328                 if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8329                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8330                 sdp->isp_devparam[tgt].actv_flags = 0;
8331                 sdp->isp_devparam[tgt].goal_offset =
8332                     sdp->isp_devparam[tgt].nvrm_offset;
8333                 sdp->isp_devparam[tgt].goal_period =
8334                     sdp->isp_devparam[tgt].nvrm_period;
8335                 sdp->isp_devparam[tgt].goal_flags =
8336                     sdp->isp_devparam[tgt].nvrm_flags;
8337         }
8338 }
8339
8340 static void
8341 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
8342 {
8343         sdparam *sdp = SDPARAM(isp, bus);
8344         int tgt;
8345
8346         sdp->isp_fifo_threshold =
8347             ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
8348
8349         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8350                 sdp->isp_initiator_id = ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8351
8352         sdp->isp_bus_reset_delay =
8353             ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8354
8355         sdp->isp_retry_count =
8356             ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8357
8358         sdp->isp_retry_delay =
8359             ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8360
8361         sdp->isp_async_data_setup =
8362             ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8363
8364         sdp->isp_req_ack_active_neg =
8365             ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8366
8367         sdp->isp_data_line_active_neg =
8368             ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8369
8370         sdp->isp_data_dma_burst_enabl =
8371             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8372
8373         sdp->isp_cmd_dma_burst_enable =
8374             ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8375
8376         sdp->isp_selection_timeout =
8377             ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8378
8379         sdp->isp_max_queue_depth =
8380              ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8381
8382         for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8383                 sdp->isp_devparam[tgt].dev_enable =
8384                     ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8385                 sdp->isp_devparam[tgt].exc_throttle =
8386                         ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8387                 sdp->isp_devparam[tgt].nvrm_offset =
8388                         ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8389                 sdp->isp_devparam[tgt].nvrm_period =
8390                         ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8391                 sdp->isp_devparam[tgt].nvrm_flags = 0;
8392                 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8393                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8394                 sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8395                 if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8396                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8397                 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8398                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8399                 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8400                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8401                 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8402                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8403                 if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8404                         sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8405                 sdp->isp_devparam[tgt].actv_flags = 0;
8406                 sdp->isp_devparam[tgt].goal_offset =
8407                     sdp->isp_devparam[tgt].nvrm_offset;
8408                 sdp->isp_devparam[tgt].goal_period =
8409                     sdp->isp_devparam[tgt].nvrm_period;
8410                 sdp->isp_devparam[tgt].goal_flags =
8411                     sdp->isp_devparam[tgt].nvrm_flags;
8412         }
8413 }
8414
8415 static void
8416 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8417 {
8418         fcparam *fcp = FCPARAM(isp, 0);
8419         uint64_t wwn;
8420
8421         /*
8422          * There is NVRAM storage for both Port and Node entities-
8423          * but the Node entity appears to be unused on all the cards
8424          * I can find. However, we should account for this being set
8425          * at some point in the future.
8426          *
8427          * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8428          * bits 48..60. In the case of the 2202, it appears that they do
8429          * use bit 48 to distinguish between the two instances on the card.
8430          * The 2204, which I've never seen, *probably* extends this method.
8431          */
8432         wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8433         if (wwn) {
8434                 isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8435                     (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8436                 if ((wwn >> 60) == 0) {
8437                         wwn |= (((uint64_t) 2)<< 60);
8438                 }
8439         }
8440         fcp->isp_wwpn_nvram = wwn;
8441         if (IS_2200(isp) || IS_23XX(isp)) {
8442                 wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8443                 if (wwn) {
8444                         isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8445                             (uint32_t) (wwn >> 32),
8446                             (uint32_t) (wwn));
8447                         if ((wwn >> 60) == 0) {
8448                                 wwn |= (((uint64_t) 2)<< 60);
8449                         }
8450                 } else {
8451                         wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8452                 }
8453         } else {
8454                 wwn &= ~((uint64_t) 0xfff << 48);
8455         }
8456         fcp->isp_wwnn_nvram = wwn;
8457
8458         fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8459         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8460                 DEFAULT_FRAMESIZE(isp) =
8461                     ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8462         }
8463         fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8464         fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8465         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8466                 fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8467         }
8468         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8469                 DEFAULT_EXEC_THROTTLE(isp) =
8470                         ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8471         }
8472         fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8473         isp_prt(isp, ISP_LOGDEBUG0,
8474             "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8475             (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8476             (uint32_t) fcp->isp_wwnn_nvram,
8477             (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8478             (uint32_t) fcp->isp_wwpn_nvram,
8479             ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8480             ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8481         isp_prt(isp, ISP_LOGDEBUG0,
8482             "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8483             ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8484             ISP2100_NVRAM_OPTIONS(nvram_data),
8485             ISP2100_NVRAM_HARDLOOPID(nvram_data),
8486             ISP2100_NVRAM_TOV(nvram_data));
8487         fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8488         fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8489         isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8490             ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8491 }
8492
8493 static void
8494 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8495 {
8496         fcparam *fcp = FCPARAM(isp, 0);
8497         uint64_t wwn;
8498
8499         isp_prt(isp, ISP_LOGDEBUG0,
8500             "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8501             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8502             (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8503             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8504             (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8505             ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8506             ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8507         isp_prt(isp, ISP_LOGDEBUG0,
8508             "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8509             ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8510             ISP2400_NVRAM_HARDLOOPID(nvram_data),
8511             ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8512             ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8513             ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8514
8515         wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8516         fcp->isp_wwpn_nvram = wwn;
8517
8518         wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8519         if (wwn) {
8520                 if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8521                         wwn = 0;
8522                 }
8523         }
8524         if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8525                 wwn = fcp->isp_wwpn_nvram;
8526                 wwn &= ~((uint64_t) 0xfff << 48);
8527         }
8528         fcp->isp_wwnn_nvram = wwn;
8529
8530         if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8531                 fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8532         }
8533         if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8534                 DEFAULT_FRAMESIZE(isp) =
8535                     ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8536         }
8537         if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8538                 fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8539         }
8540         if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8541                 DEFAULT_EXEC_THROTTLE(isp) =
8542                         ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8543         }
8544         fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8545         fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8546         fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8547 }