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