isp.c revision 1.40
1 /* $NetBSD: isp.c,v 1.40 1999/10/22 17:06:12 mjacob Exp $ */ 2 /* 3 * Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 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 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * Machine and OS Independent (well, as best as possible) 31 * code for the Qlogic ISP SCSI adapters. 32 * Matthew Jacob <mjacob (at) nas.nasa.gov> 33 */ 34 35 /* 36 * Inspiration and ideas about this driver are from Erik Moe's Linux driver 37 * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some 38 * ideas dredged from the Solaris driver. 39 */ 40 41 /* 42 * Include header file appropriate for platform we're building on. 43 */ 44 45 #ifdef __NetBSD__ 46 #include <dev/ic/isp_netbsd.h> 47 #endif 48 #ifdef __FreeBSD__ 49 #include <dev/isp/isp_freebsd.h> 50 #endif 51 #ifdef __OpenBSD__ 52 #include <dev/ic/isp_openbsd.h> 53 #endif 54 #ifdef __linux__ 55 #include "isp_linux.h" 56 #endif 57 58 /* 59 * General defines 60 */ 61 62 #define MBOX_DELAY_COUNT 1000000 / 100 63 64 /* 65 * Local static data 66 */ 67 68 /* 69 * Local function prototypes. 70 */ 71 static int isp_parse_async __P((struct ispsoftc *, int)); 72 static int isp_handle_other_response 73 __P((struct ispsoftc *, ispstatusreq_t *, u_int8_t *)); 74 static void isp_parse_status 75 __P((struct ispsoftc *, ispstatusreq_t *, ISP_SCSI_XFER_T *)); 76 static void isp_fastpost_complete __P((struct ispsoftc *, u_int32_t)); 77 static void isp_scsi_init __P((struct ispsoftc *)); 78 static void isp_scsi_channel_init __P((struct ispsoftc *, int)); 79 static void isp_fibre_init __P((struct ispsoftc *)); 80 static void isp_mark_getpdb_all __P((struct ispsoftc *)); 81 static int isp_getpdb __P((struct ispsoftc *, int, isp_pdb_t *)); 82 static u_int64_t isp_get_portname __P((struct ispsoftc *, int, int)); 83 static int isp_fclink_test __P((struct ispsoftc *, int)); 84 static int isp_same_lportdb __P((struct lportdb *, struct lportdb *)); 85 static int isp_pdb_sync __P((struct ispsoftc *, int)); 86 #ifdef ISP2100_FABRIC 87 static int isp_scan_fabric __P((struct ispsoftc *)); 88 #endif 89 static void isp_fw_state __P((struct ispsoftc *)); 90 static void isp_dumpregs __P((struct ispsoftc *, const char *)); 91 static void isp_mboxcmd __P((struct ispsoftc *, mbreg_t *)); 92 93 static void isp_update __P((struct ispsoftc *)); 94 static void isp_update_bus __P((struct ispsoftc *, int)); 95 static void isp_setdfltparm __P((struct ispsoftc *, int)); 96 static int isp_read_nvram __P((struct ispsoftc *)); 97 static void isp_rdnvram_word __P((struct ispsoftc *, int, u_int16_t *)); 98 99 /* 100 * Reset Hardware. 101 * 102 * Hit the chip over the head, download new f/w and set it running. 103 * 104 * Locking done elsewhere. 105 */ 106 void 107 isp_reset(isp) 108 struct ispsoftc *isp; 109 { 110 mbreg_t mbs; 111 int loops, i, dodnld = 1; 112 char *revname; 113 114 isp->isp_state = ISP_NILSTATE; 115 116 /* 117 * Basic types (SCSI, FibreChannel and PCI or SBus) 118 * have been set in the MD code. We figure out more 119 * here. 120 */ 121 isp->isp_dblev = DFLT_DBLEVEL; 122 123 /* 124 * After we've fired this chip up, zero out the conf1 register 125 * for SCSI adapters and other settings for the 2100. 126 */ 127 128 /* 129 * Get the current running firmware revision out of the 130 * chip before we hit it over the head (if this is our 131 * first time through). Note that we store this as the 132 * 'ROM' firmware revision- which it may not be. In any 133 * case, we don't really use this yet, but we may in 134 * the future. 135 */ 136 if (isp->isp_used == 0) { 137 /* 138 * Just in case it was paused... 139 */ 140 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 141 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 142 isp_mboxcmd(isp, &mbs); 143 /* 144 * If this fails, it probably means we're running 145 * an old prom, if anything at all... 146 */ 147 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 148 isp->isp_romfw_rev[0] = mbs.param[1]; 149 isp->isp_romfw_rev[1] = mbs.param[2]; 150 isp->isp_romfw_rev[2] = mbs.param[3]; 151 } 152 isp->isp_used = 1; 153 } 154 155 DISABLE_INTS(isp); 156 157 /* 158 * Put the board into PAUSE mode. 159 */ 160 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 161 162 if (IS_FC(isp)) { 163 revname = "2X00"; 164 switch (isp->isp_type) { 165 case ISP_HA_FC_2100: 166 revname[1] = '1'; 167 break; 168 case ISP_HA_FC_2200: 169 revname[1] = '2'; 170 /* 171 * Resident firmware for the 2200 appears 172 * to have SCCLUN enabled. 173 */ 174 #ifndef ISP2100_SCCLUN 175 if (isp->isp_mdvec->dv_fwlen == 0) { 176 PRINTF("%s: WARNING- using resident f/w without" 177 " SCCLUN support defined\n", isp->isp_name); 178 } 179 #endif 180 break; 181 default: 182 break; 183 } 184 } else if (IS_12X0(isp)) { 185 revname = "12X0"; 186 isp->isp_clock = 60; 187 } else if (IS_1080(isp)) { 188 u_int16_t l; 189 sdparam *sdp = isp->isp_param; 190 revname = "1080"; 191 isp->isp_clock = 100; 192 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK; 193 switch (l) { 194 case ISP1080_LVD_MODE: 195 sdp->isp_lvdmode = 1; 196 PRINTF("%s: LVD Mode\n", isp->isp_name); 197 break; 198 case ISP1080_HVD_MODE: 199 sdp->isp_diffmode = 1; 200 PRINTF("%s: Differential Mode\n", isp->isp_name); 201 break; 202 case ISP1080_SE_MODE: 203 sdp->isp_ultramode = 1; 204 PRINTF("%s: Single-Ended Mode\n", isp->isp_name); 205 break; 206 default: 207 /* 208 * Hmm. Up in a wierd mode. This means all SCSI I/O 209 * buffer lines are tristated, so we're in a lot of 210 * trouble if we don't set things up right. 211 */ 212 PRINTF("%s: Illegal Mode 0x%x\n", isp->isp_name, l); 213 break; 214 } 215 } else { 216 sdparam *sdp = isp->isp_param; 217 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK; 218 switch (i) { 219 default: 220 PRINTF("%s: unknown chip rev. 0x%x- assuming a 1020\n", 221 isp->isp_name, i); 222 /* FALLTHROUGH */ 223 case 1: 224 revname = "1020"; 225 isp->isp_type = ISP_HA_SCSI_1020; 226 isp->isp_clock = 40; 227 break; 228 case 2: 229 /* 230 * Some 1020A chips are Ultra Capable, but don't 231 * run the clock rate up for that unless told to 232 * do so by the Ultra Capable bits being set. 233 */ 234 revname = "1020A"; 235 isp->isp_type = ISP_HA_SCSI_1020A; 236 isp->isp_clock = 40; 237 break; 238 case 3: 239 revname = "1040"; 240 isp->isp_type = ISP_HA_SCSI_1040; 241 isp->isp_clock = 60; 242 break; 243 case 4: 244 revname = "1040A"; 245 isp->isp_type = ISP_HA_SCSI_1040A; 246 isp->isp_clock = 60; 247 break; 248 case 5: 249 revname = "1040B"; 250 isp->isp_type = ISP_HA_SCSI_1040B; 251 isp->isp_clock = 60; 252 break; 253 case 6: 254 revname = "1040C(?)"; 255 isp->isp_type = ISP_HA_SCSI_1040C; 256 isp->isp_clock = 60; 257 break; 258 } 259 /* 260 * Now, while we're at it, gather info about ultra 261 * and/or differential mode. 262 */ 263 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) { 264 PRINTF("%s: Differential Mode\n", isp->isp_name); 265 sdp->isp_diffmode = 1; 266 } else { 267 sdp->isp_diffmode = 0; 268 } 269 i = ISP_READ(isp, RISC_PSR); 270 if (isp->isp_bustype == ISP_BT_SBUS) { 271 i &= RISC_PSR_SBUS_ULTRA; 272 } else { 273 i &= RISC_PSR_PCI_ULTRA; 274 } 275 if (i != 0) { 276 PRINTF("%s: Ultra Mode Capable\n", isp->isp_name); 277 sdp->isp_ultramode = 1; 278 /* 279 * If we're in Ultra Mode, we have to be 60Mhz clock- 280 * even for the SBus version. 281 */ 282 isp->isp_clock = 60; 283 } else { 284 sdp->isp_ultramode = 0; 285 /* 286 * Clock is known. Gronk. 287 */ 288 } 289 290 /* 291 * Machine dependent clock (if set) overrides 292 * our generic determinations. 293 */ 294 if (isp->isp_mdvec->dv_clock) { 295 if (isp->isp_mdvec->dv_clock < isp->isp_clock) { 296 isp->isp_clock = isp->isp_mdvec->dv_clock; 297 } 298 } 299 300 } 301 302 /* 303 * Do MD specific pre initialization 304 */ 305 ISP_RESET0(isp); 306 307 again: 308 309 /* 310 * Hit the chip over the head with hammer, 311 * and give the ISP a chance to recover. 312 */ 313 314 if (IS_SCSI(isp)) { 315 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET); 316 /* 317 * A slight delay... 318 */ 319 SYS_DELAY(100); 320 321 #if 0 322 PRINTF("%s: mbox0-5: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 323 isp->isp_name, ISP_READ(isp, OUTMAILBOX0), 324 ISP_READ(isp, OUTMAILBOX1), ISP_READ(isp, OUTMAILBOX2), 325 ISP_READ(isp, OUTMAILBOX3), ISP_READ(isp, OUTMAILBOX4), 326 ISP_READ(isp, OUTMAILBOX5)); 327 #endif 328 329 /* 330 * Clear data && control DMA engines. 331 */ 332 ISP_WRITE(isp, CDMA_CONTROL, 333 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 334 ISP_WRITE(isp, DDMA_CONTROL, 335 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 336 337 338 } else { 339 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET); 340 /* 341 * A slight delay... 342 */ 343 SYS_DELAY(100); 344 345 /* 346 * Clear data && control DMA engines. 347 */ 348 ISP_WRITE(isp, CDMA2100_CONTROL, 349 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 350 ISP_WRITE(isp, TDMA2100_CONTROL, 351 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 352 ISP_WRITE(isp, RDMA2100_CONTROL, 353 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 354 } 355 356 /* 357 * Wait for ISP to be ready to go... 358 */ 359 loops = MBOX_DELAY_COUNT; 360 for (;;) { 361 if (IS_SCSI(isp)) { 362 if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) 363 break; 364 } else { 365 if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET)) 366 break; 367 } 368 SYS_DELAY(100); 369 if (--loops < 0) { 370 isp_dumpregs(isp, "chip reset timed out"); 371 return; 372 } 373 } 374 375 /* 376 * After we've fired this chip up, zero out the conf1 register 377 * for SCSI adapters and other settings for the 2100. 378 */ 379 380 if (IS_SCSI(isp)) { 381 ISP_WRITE(isp, BIU_CONF1, 0); 382 } else { 383 ISP_WRITE(isp, BIU2100_CSR, 0); 384 } 385 386 /* 387 * Reset RISC Processor 388 */ 389 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 390 SYS_DELAY(100); 391 392 /* 393 * Establish some initial burst rate stuff. 394 * (only for the 1XX0 boards). This really should 395 * be done later after fetching from NVRAM. 396 */ 397 if (IS_SCSI(isp)) { 398 u_int16_t tmp = isp->isp_mdvec->dv_conf1; 399 /* 400 * Busted FIFO. Turn off all but burst enables. 401 */ 402 if (isp->isp_type == ISP_HA_SCSI_1040A) { 403 tmp &= BIU_BURST_ENABLE; 404 } 405 ISP_SETBITS(isp, BIU_CONF1, tmp); 406 if (tmp & BIU_BURST_ENABLE) { 407 ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST); 408 ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST); 409 } 410 #ifdef PTI_CARDS 411 if (((sdparam *) isp->isp_param)->isp_ultramode) { 412 while (ISP_READ(isp, RISC_MTR) != 0x1313) { 413 ISP_WRITE(isp, RISC_MTR, 0x1313); 414 ISP_WRITE(isp, HCCR, HCCR_CMD_STEP); 415 } 416 } else { 417 ISP_WRITE(isp, RISC_MTR, 0x1212); 418 } 419 /* 420 * PTI specific register 421 */ 422 ISP_WRITE(isp, RISC_EMB, DUAL_BANK) 423 #else 424 ISP_WRITE(isp, RISC_MTR, 0x1212); 425 #endif 426 } else { 427 ISP_WRITE(isp, RISC_MTR2100, 0x1212); 428 } 429 430 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */ 431 432 /* 433 * Do MD specific post initialization 434 */ 435 ISP_RESET1(isp); 436 437 /* 438 * Wait for everything to finish firing up... 439 */ 440 loops = MBOX_DELAY_COUNT; 441 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) { 442 SYS_DELAY(100); 443 if (--loops < 0) { 444 PRINTF("%s: MBOX_BUSY never cleared on reset\n", 445 isp->isp_name); 446 return; 447 } 448 } 449 450 /* 451 * Up until this point we've done everything by just reading or 452 * setting registers. From this point on we rely on at least *some* 453 * kind of firmware running in the card. 454 */ 455 456 /* 457 * Do some sanity checking. 458 */ 459 mbs.param[0] = MBOX_NO_OP; 460 isp_mboxcmd(isp, &mbs); 461 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 462 isp_dumpregs(isp, "NOP test failed"); 463 return; 464 } 465 466 if (IS_SCSI(isp)) { 467 mbs.param[0] = MBOX_MAILBOX_REG_TEST; 468 mbs.param[1] = 0xdead; 469 mbs.param[2] = 0xbeef; 470 mbs.param[3] = 0xffff; 471 mbs.param[4] = 0x1111; 472 mbs.param[5] = 0xa5a5; 473 isp_mboxcmd(isp, &mbs); 474 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 475 isp_dumpregs(isp, 476 "Mailbox Register test didn't complete"); 477 return; 478 } 479 if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef || 480 mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 || 481 mbs.param[5] != 0xa5a5) { 482 isp_dumpregs(isp, "Register Test Failed"); 483 return; 484 } 485 486 } 487 488 /* 489 * Download new Firmware, unless requested not to do so. 490 * This is made slightly trickier in some cases where the 491 * firmware of the ROM revision is newer than the revision 492 * compiled into the driver. So, where we used to compare 493 * versions of our f/w and the ROM f/w, now we just see 494 * whether we have f/w at all and whether a config flag 495 * has disabled our download. 496 */ 497 if ((isp->isp_mdvec->dv_fwlen == 0) || 498 (isp->isp_confopts & ISP_CFG_NORELOAD)) { 499 dodnld = 0; 500 } 501 502 if (dodnld && isp->isp_mdvec->dv_fwlen) { 503 for (i = 0; i < isp->isp_mdvec->dv_fwlen; i++) { 504 mbs.param[0] = MBOX_WRITE_RAM_WORD; 505 mbs.param[1] = isp->isp_mdvec->dv_codeorg + i; 506 mbs.param[2] = isp->isp_mdvec->dv_ispfw[i]; 507 isp_mboxcmd(isp, &mbs); 508 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 509 PRINTF("%s: F/W download failed at word %d\n", 510 isp->isp_name, i); 511 dodnld = 0; 512 goto again; 513 } 514 } 515 516 /* 517 * Verify that it downloaded correctly. 518 */ 519 mbs.param[0] = MBOX_VERIFY_CHECKSUM; 520 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 521 isp_mboxcmd(isp, &mbs); 522 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 523 isp_dumpregs(isp, "ram checksum failure"); 524 return; 525 } 526 } else { 527 IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name)); 528 } 529 530 /* 531 * Now start it rolling. 532 * 533 * If we didn't actually download f/w, 534 * we still need to (re)start it. 535 */ 536 537 mbs.param[0] = MBOX_EXEC_FIRMWARE; 538 if (isp->isp_mdvec->dv_codeorg) 539 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 540 else 541 mbs.param[1] = 0x1000; 542 isp_mboxcmd(isp, &mbs); 543 544 if (IS_SCSI(isp)) { 545 /* 546 * Set CLOCK RATE, but only if asked to. 547 */ 548 if (isp->isp_clock) { 549 mbs.param[0] = MBOX_SET_CLOCK_RATE; 550 mbs.param[1] = isp->isp_clock; 551 isp_mboxcmd(isp, &mbs); 552 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 553 PRINTF("failed to set clockrate (0x%x)\n", 554 mbs.param[0]); 555 /* but continue */ 556 } 557 } 558 } 559 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 560 isp_mboxcmd(isp, &mbs); 561 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 562 PRINTF("could not get f/w started (0x%x)\n", mbs.param[0]); 563 return; 564 } 565 CFGPRINTF("%s: Board Revision %s, %s F/W Revision %d.%d.%d\n", 566 isp->isp_name, revname, dodnld? "loaded" : "resident", 567 mbs.param[1], mbs.param[2], mbs.param[3]); 568 if (IS_FC(isp)) { 569 if (ISP_READ(isp, BIU2100_CSR) & BIU2100_PCI64) { 570 CFGPRINTF("%s: in 64-Bit PCI slot\n", isp->isp_name); 571 } 572 } 573 574 isp->isp_fwrev[0] = mbs.param[1]; 575 isp->isp_fwrev[1] = mbs.param[2]; 576 isp->isp_fwrev[2] = mbs.param[3]; 577 if (isp->isp_romfw_rev[0] || isp->isp_romfw_rev[1] || 578 isp->isp_romfw_rev[2]) { 579 CFGPRINTF("%s: Last F/W revision was %d.%d.%d\n", isp->isp_name, 580 isp->isp_romfw_rev[0], isp->isp_romfw_rev[1], 581 isp->isp_romfw_rev[2]); 582 } 583 584 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 585 isp_mboxcmd(isp, &mbs); 586 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 587 PRINTF("%s: could not GET FIRMWARE STATUS\n", isp->isp_name); 588 return; 589 } 590 isp->isp_maxcmds = mbs.param[2]; 591 CFGPRINTF("%s: %d max I/O commands supported\n", 592 isp->isp_name, mbs.param[2]); 593 isp_fw_state(isp); 594 595 /* 596 * Set up DMA for the request and result mailboxes. 597 */ 598 if (ISP_MBOXDMASETUP(isp) != 0) { 599 PRINTF("%s: can't setup dma mailboxes\n", isp->isp_name); 600 return; 601 } 602 isp->isp_state = ISP_RESETSTATE; 603 } 604 605 /* 606 * Initialize Parameters of Hardware to a known state. 607 * 608 * Locks are held before coming here. 609 */ 610 611 void 612 isp_init(isp) 613 struct ispsoftc *isp; 614 { 615 /* 616 * Must do this first to get defaults established. 617 */ 618 isp_setdfltparm(isp, 0); 619 if (IS_12X0(isp)) { 620 isp_setdfltparm(isp, 1); 621 } 622 623 if (IS_FC(isp)) { 624 isp_fibre_init(isp); 625 } else { 626 isp_scsi_init(isp); 627 } 628 } 629 630 static void 631 isp_scsi_init(isp) 632 struct ispsoftc *isp; 633 { 634 sdparam *sdp_chan0, *sdp_chan1; 635 mbreg_t mbs; 636 637 sdp_chan0 = isp->isp_param; 638 sdp_chan1 = sdp_chan0; 639 if (IS_12X0(isp)) { 640 sdp_chan1++; 641 } 642 643 /* First do overall per-card settings. */ 644 645 /* 646 * If we have fast memory timing enabled, turn it on. 647 */ 648 if (isp->isp_fast_mttr) { 649 ISP_WRITE(isp, RISC_MTR, 0x1313); 650 } 651 652 /* 653 * Set Retry Delay and Count. 654 * You set both channels at the same time. 655 */ 656 mbs.param[0] = MBOX_SET_RETRY_COUNT; 657 mbs.param[1] = sdp_chan0->isp_retry_count; 658 mbs.param[2] = sdp_chan0->isp_retry_delay; 659 mbs.param[6] = sdp_chan1->isp_retry_count; 660 mbs.param[7] = sdp_chan1->isp_retry_delay; 661 662 isp_mboxcmd(isp, &mbs); 663 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 664 PRINTF("%s: failed to set retry count and retry delay\n", 665 isp->isp_name); 666 return; 667 } 668 669 /* 670 * Set ASYNC DATA SETUP time. This is very important. 671 */ 672 mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME; 673 mbs.param[1] = sdp_chan0->isp_async_data_setup; 674 mbs.param[2] = sdp_chan1->isp_async_data_setup; 675 isp_mboxcmd(isp, &mbs); 676 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 677 PRINTF("%s: failed to set asynchronous data setup time\n", 678 isp->isp_name); 679 return; 680 } 681 682 /* 683 * Set ACTIVE Negation State. 684 */ 685 mbs.param[0] = MBOX_SET_ACT_NEG_STATE; 686 mbs.param[1] = 687 (sdp_chan0->isp_req_ack_active_neg << 4) | 688 (sdp_chan0->isp_data_line_active_neg << 5); 689 mbs.param[2] = 690 (sdp_chan1->isp_req_ack_active_neg << 4) | 691 (sdp_chan1->isp_data_line_active_neg << 5); 692 693 isp_mboxcmd(isp, &mbs); 694 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 695 PRINTF("%s: failed to set active negation state " 696 "(%d,%d),(%d,%d)\n", isp->isp_name, 697 sdp_chan0->isp_req_ack_active_neg, 698 sdp_chan0->isp_data_line_active_neg, 699 sdp_chan1->isp_req_ack_active_neg, 700 sdp_chan1->isp_data_line_active_neg); 701 /* 702 * But don't return. 703 */ 704 } 705 706 /* 707 * Set the Tag Aging limit 708 */ 709 mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT; 710 mbs.param[1] = sdp_chan0->isp_tag_aging; 711 mbs.param[2] = sdp_chan1->isp_tag_aging; 712 isp_mboxcmd(isp, &mbs); 713 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 714 PRINTF("%s: failed to set tag age limit (%d,%d)\n", 715 isp->isp_name, sdp_chan0->isp_tag_aging, 716 sdp_chan1->isp_tag_aging); 717 return; 718 } 719 720 /* 721 * Set selection timeout. 722 */ 723 mbs.param[0] = MBOX_SET_SELECT_TIMEOUT; 724 mbs.param[1] = sdp_chan0->isp_selection_timeout; 725 mbs.param[2] = sdp_chan1->isp_selection_timeout; 726 isp_mboxcmd(isp, &mbs); 727 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 728 PRINTF("%s: failed to set selection timeout\n", isp->isp_name); 729 return; 730 } 731 732 /* now do per-channel settings */ 733 isp_scsi_channel_init(isp, 0); 734 if (IS_12X0(isp)) 735 isp_scsi_channel_init(isp, 1); 736 737 /* 738 * Now enable request/response queues 739 */ 740 741 mbs.param[0] = MBOX_INIT_RES_QUEUE; 742 mbs.param[1] = RESULT_QUEUE_LEN; 743 mbs.param[2] = DMA_MSW(isp->isp_result_dma); 744 mbs.param[3] = DMA_LSW(isp->isp_result_dma); 745 mbs.param[4] = 0; 746 mbs.param[5] = 0; 747 isp_mboxcmd(isp, &mbs); 748 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 749 PRINTF("%s: set of response queue failed\n", isp->isp_name); 750 return; 751 } 752 isp->isp_residx = 0; 753 754 mbs.param[0] = MBOX_INIT_REQ_QUEUE; 755 mbs.param[1] = RQUEST_QUEUE_LEN; 756 mbs.param[2] = DMA_MSW(isp->isp_rquest_dma); 757 mbs.param[3] = DMA_LSW(isp->isp_rquest_dma); 758 mbs.param[4] = 0; 759 mbs.param[5] = 0; 760 isp_mboxcmd(isp, &mbs); 761 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 762 PRINTF("%s: set of request queue failed\n", isp->isp_name); 763 return; 764 } 765 isp->isp_reqidx = isp->isp_reqodx = 0; 766 767 /* 768 * Turn on Fast Posting, LVD transitions 769 */ 770 771 if (IS_1080(isp) || 772 ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)) { 773 mbs.param[0] = MBOX_SET_FW_FEATURES; 774 #ifndef ISP_NO_FASTPOST_SCSI 775 mbs.param[1] |= FW_FEATURE_FAST_POST; 776 #else 777 mbs.param[1] = 0; 778 #endif 779 if (IS_1080(isp)) 780 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY; 781 if (mbs.param[1] != 0) { 782 isp_mboxcmd(isp, &mbs); 783 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 784 PRINTF("%s: unable enable FW features\n", 785 isp->isp_name); 786 } 787 } 788 } 789 790 /* 791 * Let the outer layers decide whether to issue a SCSI bus reset. 792 */ 793 isp->isp_state = ISP_INITSTATE; 794 } 795 796 static void 797 isp_scsi_channel_init(isp, channel) 798 struct ispsoftc *isp; 799 int channel; 800 { 801 sdparam *sdp; 802 mbreg_t mbs; 803 int tgt; 804 805 sdp = isp->isp_param; 806 sdp += channel; 807 808 /* 809 * Set (possibly new) Initiator ID. 810 */ 811 mbs.param[0] = MBOX_SET_INIT_SCSI_ID; 812 mbs.param[1] = (channel << 7) | sdp->isp_initiator_id; 813 isp_mboxcmd(isp, &mbs); 814 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 815 PRINTF("%s: cannot set initiator id on bus %d to %d\n", 816 isp->isp_name, channel, sdp->isp_initiator_id); 817 return; 818 } 819 820 /* 821 * Set current per-target parameters to a safe minimum. 822 */ 823 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 824 int maxlun, lun; 825 u_int16_t sdf; 826 827 if (sdp->isp_devparam[tgt].dev_enable == 0) { 828 IDPRINTF(1, ("%s: skipping target %d bus %d settings\n", 829 isp->isp_name, tgt, channel)); 830 continue; 831 } 832 833 /* 834 * If we're in LVD mode, then we pretty much should 835 * only disable tagged queuing. 836 */ 837 if (IS_1080(isp) && sdp->isp_lvdmode) { 838 sdf = DPARM_DEFAULT & ~DPARM_TQING; 839 } else { 840 sdf = DPARM_SAFE_DFLT; 841 /* 842 * It is not quite clear when this changed over so that 843 * we could force narrow and async, so assume >= 7.55. 844 */ 845 if (ISP_FW_REVX(isp->isp_fwrev) >= 846 ISP_FW_REV(7, 55, 0)) { 847 sdf |= DPARM_NARROW | DPARM_ASYNC; 848 } 849 } 850 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 851 mbs.param[1] = (tgt << 8) | (channel << 15); 852 mbs.param[2] = sdf; 853 mbs.param[3] = 854 (sdp->isp_devparam[tgt].sync_offset << 8) | 855 (sdp->isp_devparam[tgt].sync_period); 856 isp_mboxcmd(isp, &mbs); 857 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 858 sdf = DPARM_SAFE_DFLT; 859 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 860 mbs.param[1] = (tgt << 8) | (channel << 15); 861 mbs.param[2] = sdf; 862 mbs.param[3] = 863 (sdp->isp_devparam[tgt].sync_offset << 8) | 864 (sdp->isp_devparam[tgt].sync_period); 865 isp_mboxcmd(isp, &mbs); 866 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 867 PRINTF("%s: failed even to set defaults for " 868 "target %d\n", isp->isp_name, tgt); 869 continue; 870 } 871 } 872 873 #if 0 874 /* 875 * We don't update dev_flags with what we've set 876 * because that's not the ultimate goal setting. 877 * If we succeed with the command, we *do* update 878 * cur_dflags by getting target parameters. 879 */ 880 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 881 mbs.param[1] = (tgt << 8) | (channel << 15); 882 isp_mboxcmd(isp, &mbs); 883 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 884 /* 885 * Urrr.... We'll set cur_dflags to DPARM_SAFE_DFLT so 886 * we don't try and do tags if tags aren't enabled. 887 */ 888 sdp->isp_devparam[tgt].cur_dflags = DPARM_SAFE_DFLT; 889 } else { 890 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 891 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 892 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 893 } 894 IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n", 895 isp->isp_name, sdf, mbs.param[2], tgt)); 896 #else 897 /* 898 * We don't update any information because we need to run 899 * at least one command per target to cause a new state 900 * to be latched. 901 */ 902 #endif 903 /* 904 * Ensure that we don't believe tagged queuing is enabled yet. 905 * It turns out that sometimes the ISP just ignores our 906 * attempts to set parameters for devices that it hasn't 907 * seen yet. 908 */ 909 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 910 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)) 911 maxlun = 32; 912 else 913 maxlun = 8; 914 for (lun = 0; lun < maxlun; lun++) { 915 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS; 916 mbs.param[1] = (channel << 15) | (tgt << 8) | lun; 917 mbs.param[2] = sdp->isp_max_queue_depth; 918 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle; 919 isp_mboxcmd(isp, &mbs); 920 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 921 PRINTF("%s: failed to set device queue " 922 "parameters for target %d, lun %d\n", 923 isp->isp_name, tgt, lun); 924 break; 925 } 926 } 927 } 928 } 929 930 /* 931 * Fibre Channel specific initialization. 932 * 933 * Locks are held before coming here. 934 */ 935 static void 936 isp_fibre_init(isp) 937 struct ispsoftc *isp; 938 { 939 fcparam *fcp; 940 isp_icb_t *icbp; 941 mbreg_t mbs; 942 int loopid; 943 944 fcp = isp->isp_param; 945 946 /* 947 * For systems that don't have BIOS methods for which 948 * we can easily change the NVRAM based loopid, we'll 949 * override that here. Note that when we initialize 950 * the firmware we may get back a different loopid than 951 * we asked for anyway. XXX This is probably not the 952 * best way to figure this out XXX 953 */ 954 #ifndef __i386__ 955 loopid = DEFAULT_LOOPID(isp); 956 #else 957 loopid = fcp->isp_loopid; 958 #endif 959 960 icbp = (isp_icb_t *) fcp->isp_scratch; 961 MEMZERO(icbp, sizeof (*icbp)); 962 963 icbp->icb_version = ICB_VERSION1; 964 #ifdef ISP_TARGET_MODE 965 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE; 966 #else 967 fcp->isp_fwoptions = 0; 968 #endif 969 fcp->isp_fwoptions |= ICBOPT_FAIRNESS; 970 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE; 971 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS; 972 /* 973 * We have to use FULL LOGIN even though it resets the loop too much 974 * because otherwise port database entries don't get updated after 975 * a LIP- this is a known f/w bug. 976 */ 977 if (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(1, 17, 0)) { 978 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN; 979 } 980 #ifndef ISP_NO_FASTPOST_FC 981 fcp->isp_fwoptions |= ICBOPT_FAST_POST; 982 #endif 983 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) 984 fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX; 985 986 /* 987 * We don't set ICBOPT_PORTNAME because we want our 988 * Node Name && Port Names to be distinct. 989 */ 990 991 icbp->icb_fwoptions = fcp->isp_fwoptions; 992 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen; 993 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || 994 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) { 995 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n", 996 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN); 997 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN; 998 } 999 icbp->icb_maxalloc = fcp->isp_maxalloc; 1000 if (icbp->icb_maxalloc < 1) { 1001 PRINTF("%s: bad maximum allocation (%d)- using 16\n", 1002 isp->isp_name, fcp->isp_maxalloc); 1003 icbp->icb_maxalloc = 16; 1004 } 1005 icbp->icb_execthrottle = fcp->isp_execthrottle; 1006 if (icbp->icb_execthrottle < 1) { 1007 PRINTF("%s: bad execution throttle of %d- using 16\n", 1008 isp->isp_name, fcp->isp_execthrottle); 1009 icbp->icb_execthrottle = ICB_DFLT_THROTTLE; 1010 } 1011 icbp->icb_retry_delay = fcp->isp_retry_delay; 1012 icbp->icb_retry_count = fcp->isp_retry_count; 1013 icbp->icb_hardaddr = loopid; 1014 icbp->icb_logintime = 30; /* 30 second login timeout */ 1015 1016 if (fcp->isp_nodewwn) { 1017 u_int64_t pn; 1018 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_nodewwn); 1019 if (fcp->isp_portwwn) { 1020 pn = fcp->isp_portwwn; 1021 } else { 1022 pn = fcp->isp_nodewwn | 1023 (((u_int64_t)(isp->isp_unit+1)) << 56); 1024 } 1025 /* 1026 * If the top nibble is 2, we can construct a port name 1027 * from the node name by setting a nonzero instance in 1028 * bits 56..59. Otherwise, we need to make it identical 1029 * to Node name... 1030 */ 1031 if ((fcp->isp_nodewwn >> 60) == 2) { 1032 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, pn); 1033 } else { 1034 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, 1035 fcp->isp_nodewwn); 1036 } 1037 } else { 1038 fcp->isp_fwoptions &= ~(ICBOPT_USE_PORTNAME|ICBOPT_FULL_LOGIN); 1039 } 1040 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN; 1041 icbp->icb_rsltqlen = RESULT_QUEUE_LEN; 1042 icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_rquest_dma); 1043 icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_rquest_dma); 1044 icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_result_dma); 1045 icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_result_dma); 1046 ISP_SWIZZLE_ICB(isp, icbp); 1047 1048 /* 1049 * Do this *before* initializing the firmware. 1050 */ 1051 isp_mark_getpdb_all(isp); 1052 fcp->isp_fwstate = FW_CONFIG_WAIT; 1053 fcp->isp_loopstate = LOOP_NIL; 1054 1055 MemoryBarrier(); 1056 for (;;) { 1057 mbs.param[0] = MBOX_INIT_FIRMWARE; 1058 mbs.param[1] = 0; 1059 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1060 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1061 mbs.param[4] = 0; 1062 mbs.param[5] = 0; 1063 mbs.param[6] = 0; 1064 mbs.param[7] = 0; 1065 isp_mboxcmd(isp, &mbs); 1066 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1067 PRINTF("%s: INIT FIRMWARE failed (code 0x%x)\n", 1068 isp->isp_name, mbs.param[0]); 1069 if (mbs.param[0] & 0x8000) { 1070 SYS_DELAY(1000); 1071 continue; 1072 } 1073 return; 1074 } 1075 break; 1076 } 1077 1078 isp->isp_reqidx = isp->isp_reqodx = 0; 1079 isp->isp_residx = 0; 1080 isp->isp_sendmarker = 1; 1081 1082 /* 1083 * Whatever happens, we're now committed to being here. 1084 */ 1085 isp->isp_state = ISP_INITSTATE; 1086 1087 #ifdef ISP_TARGET_MODE 1088 if (isp_modify_lun(isp, 0, 1, 1)) { 1089 PRINTF("%s: failed to enable target mode\n", isp->isp_name); 1090 } 1091 #endif 1092 } 1093 1094 /* 1095 * Fibre Channel Support- get the port database for the id. 1096 * 1097 * Locks are held before coming here. Return 0 if success, 1098 * else failure. 1099 */ 1100 1101 static void 1102 isp_mark_getpdb_all(isp) 1103 struct ispsoftc *isp; 1104 { 1105 fcparam *fcp = (fcparam *) isp->isp_param; 1106 int i; 1107 for (i = 0; i < MAX_FC_TARG; i++) { 1108 fcp->portdb[i].valid = 0; 1109 } 1110 } 1111 1112 static int 1113 isp_getpdb(isp, id, pdbp) 1114 struct ispsoftc *isp; 1115 int id; 1116 isp_pdb_t *pdbp; 1117 { 1118 fcparam *fcp = (fcparam *) isp->isp_param; 1119 mbreg_t mbs; 1120 1121 mbs.param[0] = MBOX_GET_PORT_DB; 1122 mbs.param[1] = id << 8; 1123 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1124 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1125 /* 1126 * Unneeded. For the 2100, except for initializing f/w, registers 1127 * 4/5 have to not be written to. 1128 * mbs.param[4] = 0; 1129 * mbs.param[5] = 0; 1130 * 1131 */ 1132 mbs.param[6] = 0; 1133 mbs.param[7] = 0; 1134 isp_mboxcmd(isp, &mbs); 1135 switch (mbs.param[0]) { 1136 case MBOX_COMMAND_COMPLETE: 1137 MemoryBarrier(); 1138 ISP_UNSWIZZLE_AND_COPY_PDBP(isp, pdbp, fcp->isp_scratch); 1139 break; 1140 case MBOX_HOST_INTERFACE_ERROR: 1141 PRINTF("%s: DMA error getting port database\n", isp->isp_name); 1142 return (-1); 1143 case MBOX_COMMAND_PARAM_ERROR: 1144 /* Not Logged In */ 1145 IDPRINTF(3, ("%s: Param Error on Get Port Database for id %d\n", 1146 isp->isp_name, id)); 1147 return (-1); 1148 default: 1149 PRINTF("%s: error 0x%x getting port database for ID %d\n", 1150 isp->isp_name, mbs.param[0], id); 1151 return (-1); 1152 } 1153 return (0); 1154 } 1155 1156 static u_int64_t 1157 isp_get_portname(isp, loopid, nodename) 1158 struct ispsoftc *isp; 1159 int loopid; 1160 int nodename; 1161 { 1162 u_int64_t wwn = 0; 1163 mbreg_t mbs; 1164 1165 mbs.param[0] = MBOX_GET_PORT_NAME; 1166 mbs.param[1] = loopid << 8; 1167 if (nodename) 1168 mbs.param[1] |= 1; 1169 isp_mboxcmd(isp, &mbs); 1170 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 1171 wwn = 1172 (((u_int64_t)(mbs.param[2] & 0xff)) << 56) | 1173 (((u_int64_t)(mbs.param[2] >> 8)) << 48) | 1174 (((u_int64_t)(mbs.param[3] & 0xff)) << 40) | 1175 (((u_int64_t)(mbs.param[3] >> 8)) << 32) | 1176 (((u_int64_t)(mbs.param[6] & 0xff)) << 24) | 1177 (((u_int64_t)(mbs.param[6] >> 8)) << 16) | 1178 (((u_int64_t)(mbs.param[7] & 0xff)) << 8) | 1179 (((u_int64_t)(mbs.param[7] >> 8))); 1180 } 1181 return (wwn); 1182 } 1183 1184 /* 1185 * Make sure we have good FC link and know our Loop ID. 1186 */ 1187 1188 static int 1189 isp_fclink_test(isp, waitdelay) 1190 struct ispsoftc *isp; 1191 int waitdelay; 1192 { 1193 static char *toponames[] = { 1194 "Private Loop", 1195 "FL Port", 1196 "N-Port to N-Port", 1197 "F Port" 1198 }; 1199 char *tname; 1200 mbreg_t mbs; 1201 int count, topo = -1; 1202 u_int8_t lwfs; 1203 fcparam *fcp; 1204 #if defined(ISP2100_FABRIC) 1205 isp_pdb_t pdb; 1206 #endif 1207 fcp = isp->isp_param; 1208 1209 /* 1210 * Wait up to N microseconds for F/W to go to a ready state. 1211 */ 1212 lwfs = FW_CONFIG_WAIT; 1213 for (count = 0; count < waitdelay; count += 100) { 1214 isp_fw_state(isp); 1215 if (lwfs != fcp->isp_fwstate) { 1216 PRINTF("%s: Firmware State %s -> %s\n", 1217 isp->isp_name, isp2100_fw_statename((int)lwfs), 1218 isp2100_fw_statename((int)fcp->isp_fwstate)); 1219 lwfs = fcp->isp_fwstate; 1220 } 1221 if (fcp->isp_fwstate == FW_READY) { 1222 break; 1223 } 1224 SYS_DELAY(100); /* wait 100 microseconds */ 1225 } 1226 1227 /* 1228 * If we haven't gone to 'ready' state, return. 1229 */ 1230 if (fcp->isp_fwstate != FW_READY) { 1231 return (-1); 1232 } 1233 1234 /* 1235 * Get our Loop ID (if possible). We really need to have it. 1236 */ 1237 mbs.param[0] = MBOX_GET_LOOP_ID; 1238 isp_mboxcmd(isp, &mbs); 1239 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1240 PRINTF("%s: GET LOOP ID failed\n", isp->isp_name); 1241 return (-1); 1242 } 1243 fcp->isp_loopid = mbs.param[1]; 1244 if (isp->isp_type == ISP_HA_FC_2100) { 1245 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(2, 0, 14)) { 1246 topo = (int) mbs.param[6]; 1247 } 1248 } else if (isp->isp_type == ISP_HA_FC_2100) { 1249 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(1, 17, 26)) { 1250 topo = (int) mbs.param[6]; 1251 } 1252 } 1253 if (topo < 0 || topo > 3) 1254 tname = "unknown"; 1255 else 1256 tname = toponames[topo]; 1257 1258 /* 1259 * If we're not on a fabric, the low 8 bits will be our AL_PA. 1260 * If we're on a fabric, the low 8 bits will still be our AL_PA. 1261 */ 1262 fcp->isp_alpa = mbs.param[2]; 1263 #if defined(ISP2100_FABRIC) 1264 fcp->isp_onfabric = 0; 1265 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) { 1266 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16); 1267 fcp->isp_onfabric = 1; 1268 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State " 1269 "0x%x topology %s\n", isp->isp_name, fcp->isp_loopid, 1270 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate, tname); 1271 1272 /* 1273 * Make sure we're logged out of all fabric devices. 1274 */ 1275 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) { 1276 struct lportdb *lp = &fcp->portdb[count]; 1277 if (lp->valid == 0 || lp->fabdev == 0) 1278 continue; 1279 PRINTF("%s: logging out target %d at Loop ID %d " 1280 "(port id 0x%x)\n", isp->isp_name, count, 1281 lp->loopid, lp->portid); 1282 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1283 mbs.param[1] = lp->loopid << 8; 1284 mbs.param[2] = 0; 1285 mbs.param[3] = 0; 1286 isp_mboxcmd(isp, &mbs); 1287 } 1288 } else 1289 #endif 1290 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology %s\n", 1291 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate, 1292 tname); 1293 fcp->loop_seen_once = 1; 1294 return (0); 1295 } 1296 1297 /* 1298 * Compare two local port db entities and return 1 if they're the same, else 0. 1299 */ 1300 1301 static int 1302 isp_same_lportdb(a, b) 1303 struct lportdb *a, *b; 1304 { 1305 /* 1306 * We decide two lports are the same if they have non-zero and 1307 * identical port WWNs and identical loop IDs. 1308 */ 1309 1310 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn || 1311 a->loopid != b->loopid) { 1312 return (0); 1313 } else { 1314 return (1); 1315 } 1316 } 1317 1318 /* 1319 * Synchronize our soft copy of the port database with what the f/w thinks 1320 * (with a view toward possibly for a specific target....) 1321 */ 1322 1323 static int 1324 isp_pdb_sync(isp, target) 1325 struct ispsoftc *isp; 1326 int target; 1327 { 1328 struct lportdb *lp, *tport; 1329 fcparam *fcp = isp->isp_param; 1330 isp_pdb_t pdb; 1331 int loopid, lim; 1332 1333 #ifdef ISP2100_FABRIC 1334 /* 1335 * XXX: If we do this *after* building up our local port database, 1336 * XXX: the commands simply don't work. 1337 */ 1338 /* 1339 * (Re)discover all fabric devices 1340 */ 1341 if (fcp->isp_onfabric) 1342 (void) isp_scan_fabric(isp); 1343 #endif 1344 1345 1346 /* 1347 * Run through the local loop ports and get port database info 1348 * for each loop ID. 1349 * 1350 * There's a somewhat unexplained situation where the f/w passes back 1351 * the wrong database entity- if that happens, just restart (up to 1352 * FL_PORT_ID times). 1353 */ 1354 tport = fcp->tport; 1355 MEMZERO((void *) tport, sizeof (tport)); 1356 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) { 1357 /* 1358 * make sure the temp port database is clean... 1359 */ 1360 lp = &tport[loopid]; 1361 lp->node_wwn = isp_get_portname(isp, loopid, 1); 1362 if (lp->node_wwn == 0) 1363 continue; 1364 lp->port_wwn = isp_get_portname(isp, loopid, 0); 1365 if (lp->port_wwn == 0) { 1366 lp->node_wwn = 0; 1367 continue; 1368 } 1369 1370 /* 1371 * Get an entry.... 1372 */ 1373 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1374 continue; 1375 } 1376 1377 /* 1378 * If the returned database element doesn't match what we 1379 * asked for, restart the process entirely (up to a point...). 1380 */ 1381 if (pdb.pdb_loopid != loopid) { 1382 IDPRINTF(0, ("%s: wankage (%d != %d)\n", 1383 isp->isp_name, pdb.pdb_loopid, loopid)); 1384 loopid = 0; 1385 if (lim++ < FL_PORT_ID) { 1386 continue; 1387 } 1388 PRINTF("%s: giving up on synchronizing the port " 1389 "database\n", isp->isp_name); 1390 return (-1); 1391 } 1392 1393 /* 1394 * Save the pertinent info locally. 1395 */ 1396 lp->node_wwn = 1397 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1398 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1399 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1400 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1401 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1402 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1403 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1404 (((u_int64_t)pdb.pdb_nodename[7])); 1405 lp->port_wwn = 1406 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1407 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1408 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1409 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1410 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1411 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1412 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1413 (((u_int64_t)pdb.pdb_portname[7])); 1414 lp->roles = 1415 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1416 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1417 lp->loopid = pdb.pdb_loopid; 1418 /* 1419 * Do a quick check to see whether this matches the saved port 1420 * database for the same loopid. We do this here to save 1421 * searching later (if possible). Note that this fails over 1422 * time as things shuffle on the loop- we get the current 1423 * loop state (where loop id as an index matches loop id in 1424 * use) and then compare it to our saved database which 1425 * never shifts. 1426 */ 1427 if (isp_same_lportdb(lp, &fcp->portdb[target])) { 1428 lp->valid = 1; 1429 } 1430 } 1431 1432 /* 1433 * If we get this far, we've settled our differences with the f/w 1434 * and we can say that the loop state is ready. 1435 */ 1436 fcp->isp_loopstate = LOOP_READY; 1437 1438 /* 1439 * Mark all of the permanent local loop database entries as invalid. 1440 */ 1441 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1442 fcp->portdb[loopid].valid = 0; 1443 } 1444 1445 /* 1446 * Now merge our local copy of the port database into our saved copy. 1447 * Notify the outer layers of new devices arriving. 1448 */ 1449 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1450 int i; 1451 1452 /* 1453 * If we don't have a non-zero Port WWN, we're not here. 1454 */ 1455 if (tport[loopid].port_wwn == 0) { 1456 continue; 1457 } 1458 1459 /* 1460 * If we've already marked our tmp copy as valid, 1461 * this means that we've decided that it's the 1462 * same as our saved data base. This didn't include 1463 * the 'valid' marking so we have set that here. 1464 */ 1465 if (tport[loopid].valid) { 1466 fcp->portdb[loopid].valid = 1; 1467 continue; 1468 } 1469 1470 /* 1471 * For the purposes of deciding whether this is the 1472 * 'same' device or not, we only search for an identical 1473 * Port WWN. Node WWNs may or may not be the same as 1474 * the Port WWN, and there may be multiple different 1475 * Port WWNs with the same Node WWN. It would be chaos 1476 * to have multiple identical Port WWNs, so we don't 1477 * allow that. 1478 */ 1479 1480 for (i = 0; i < FL_PORT_ID; i++) { 1481 int j; 1482 if (fcp->portdb[i].port_wwn == 0) 1483 continue; 1484 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn) 1485 continue; 1486 /* 1487 * We found this WWN elsewhere- it's changed 1488 * loopids then. We don't change it's actual 1489 * position in our cached port database- we 1490 * just change the actual loop ID we'd use. 1491 */ 1492 if (fcp->portdb[i].loopid != loopid) { 1493 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) " 1494 "=> Loop 0x%x (Port 0x%x) \n", 1495 isp->isp_name, i, fcp->portdb[i].loopid, 1496 fcp->portdb[i].portid, loopid, 1497 tport[loopid].portid); 1498 } 1499 fcp->portdb[i].portid = tport[loopid].portid; 1500 fcp->portdb[i].loopid = loopid; 1501 fcp->portdb[i].valid = 1; 1502 /* 1503 * XXX: Should we also propagate roles in case they 1504 * XXX: changed? 1505 */ 1506 1507 /* 1508 * Now make sure this Port WWN doesn't exist elsewhere 1509 * in the port database. 1510 */ 1511 for (j = i+1; j < FL_PORT_ID; j++) { 1512 if (fcp->portdb[i].port_wwn != 1513 fcp->portdb[j].port_wwn) { 1514 continue; 1515 } 1516 PRINTF("%s: Target ID %d Duplicates Target ID " 1517 "%d- killing off both\n", 1518 isp->isp_name, j, i); 1519 /* 1520 * Invalidate the 'old' *and* 'new' ones. 1521 * This is really harsh and not quite right, 1522 * but if this happens, we really don't know 1523 * who is what at this point. 1524 */ 1525 fcp->portdb[i].valid = 0; 1526 fcp->portdb[j].valid = 0; 1527 } 1528 break; 1529 } 1530 1531 /* 1532 * If we didn't traverse the entire port database, 1533 * then we found (and remapped) an existing entry. 1534 * No need to notify anyone- go for the next one. 1535 */ 1536 if (i < FL_PORT_ID) { 1537 continue; 1538 } 1539 1540 /* 1541 * We've not found this Port WWN anywhere. It's a new entry. 1542 * See if we can leave it where it is (with target == loopid). 1543 */ 1544 if (fcp->portdb[loopid].port_wwn != 0) { 1545 for (lim = 0; lim < FL_PORT_ID; lim++) { 1546 if (fcp->portdb[lim].port_wwn == 0) 1547 break; 1548 } 1549 /* "Cannot Happen" */ 1550 if (lim == FL_PORT_ID) { 1551 PRINTF("%s: remap overflow?\n", isp->isp_name); 1552 continue; 1553 } 1554 i = lim; 1555 } else { 1556 i = loopid; 1557 } 1558 1559 /* 1560 * NB: The actual loopid we use here is loopid- we may 1561 * in fact be at a completely different index (target). 1562 */ 1563 fcp->portdb[i].loopid = loopid; 1564 fcp->portdb[i].port_wwn = tport[loopid].port_wwn; 1565 fcp->portdb[i].node_wwn = tport[loopid].node_wwn; 1566 fcp->portdb[i].roles = tport[loopid].roles; 1567 fcp->portdb[i].portid = tport[loopid].portid; 1568 fcp->portdb[i].valid = 1; 1569 1570 /* 1571 * Tell the outside world we've arrived. 1572 */ 1573 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i); 1574 } 1575 1576 /* 1577 * Now find all previously used targets that are now invalid and 1578 * notify the outer layers that they're gone. 1579 */ 1580 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) { 1581 if (lp->valid || lp->port_wwn == 0) 1582 continue; 1583 1584 /* 1585 * Tell the outside world we've gone away; 1586 */ 1587 loopid = lp - fcp->portdb; 1588 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1589 MEMZERO((void *) lp, sizeof (*lp)); 1590 } 1591 1592 #ifdef ISP2100_FABRIC 1593 /* 1594 * Now log in any fabric devices 1595 */ 1596 for (lp = &fcp->portdb[FC_SNS_ID+1]; 1597 lp < &fcp->portdb[MAX_FC_TARG]; lp++) { 1598 mbreg_t mbs; 1599 1600 /* 1601 * Nothing here? 1602 */ 1603 if (lp->port_wwn == 0) 1604 continue; 1605 /* 1606 * Don't try to log into yourself. 1607 */ 1608 if (lp->portid == fcp->isp_portid) 1609 continue; 1610 1611 /* 1612 * Force a logout. 1613 */ 1614 lp->loopid = loopid = lp - fcp->portdb; 1615 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1616 mbs.param[1] = lp->loopid << 8; 1617 mbs.param[2] = 0; 1618 mbs.param[3] = 0; 1619 isp_mboxcmd(isp, &mbs); 1620 1621 /* 1622 * And log in.... 1623 */ 1624 mbs.param[0] = MBOX_FABRIC_LOGIN; 1625 mbs.param[1] = lp->loopid << 8; 1626 mbs.param[2] = lp->portid >> 16; 1627 mbs.param[3] = lp->portid & 0xffff; 1628 isp_mboxcmd(isp, &mbs); 1629 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 1630 lp->valid = 1; 1631 lp->fabdev = 1; 1632 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1633 /* 1634 * Be kind... 1635 */ 1636 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1637 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n", 1638 isp->isp_name, lp->portid, lp->loopid); 1639 } else if (pdb.pdb_loopid != lp->loopid) { 1640 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1641 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n", 1642 isp->isp_name, lp->portid, lp->loopid); 1643 } else { 1644 lp->roles = 1645 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> 1646 SVC3_ROLE_SHIFT; 1647 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1648 lp->loopid = pdb.pdb_loopid; 1649 lp->node_wwn = 1650 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1651 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1652 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1653 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1654 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1655 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1656 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1657 (((u_int64_t)pdb.pdb_nodename[7])); 1658 lp->port_wwn = 1659 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1660 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1661 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1662 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1663 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1664 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1665 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1666 (((u_int64_t)pdb.pdb_portname[7])); 1667 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, 1668 &loopid); 1669 } 1670 } 1671 } 1672 #endif 1673 return (0); 1674 } 1675 1676 #ifdef ISP2100_FABRIC 1677 static int 1678 isp_scan_fabric(isp) 1679 struct ispsoftc *isp; 1680 { 1681 fcparam *fcp = isp->isp_param; 1682 u_int32_t portid, first_nz_portid; 1683 sns_screq_t *reqp; 1684 sns_scrsp_t *resp; 1685 mbreg_t mbs; 1686 int hicap; 1687 1688 reqp = (sns_screq_t *) fcp->isp_scratch; 1689 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]); 1690 first_nz_portid = portid = fcp->isp_portid; 1691 1692 for (hicap = 0; hicap < 1024; hicap++) { 1693 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE); 1694 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1; 1695 reqp->snscb_addr[RQRSP_ADDR0015] = 1696 DMA_LSW(fcp->isp_scdma + 0x100); 1697 reqp->snscb_addr[RQRSP_ADDR1631] = 1698 DMA_MSW(fcp->isp_scdma + 0x100); 1699 reqp->snscb_sblen = 6; 1700 reqp->snscb_data[0] = SNS_GAN; 1701 reqp->snscb_data[4] = portid & 0xffff; 1702 reqp->snscb_data[5] = (portid >> 16) & 0xff; 1703 ISP_SWIZZLE_SNS_REQ(isp, reqp); 1704 mbs.param[0] = MBOX_SEND_SNS; 1705 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1; 1706 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1707 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1708 mbs.param[6] = 0; 1709 mbs.param[7] = 0; 1710 MemoryBarrier(); 1711 isp_mboxcmd(isp, &mbs); 1712 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1713 return (-1); 1714 } 1715 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1); 1716 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1717 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1718 (((u_int32_t) resp->snscb_port_id[2])); 1719 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) { 1720 return (-1); 1721 } 1722 if (first_nz_portid == 0 && portid) { 1723 first_nz_portid = portid; 1724 } 1725 if (first_nz_portid == portid) { 1726 return (0); 1727 } 1728 } 1729 /* 1730 * We either have a broken name server or a huge fabric if we get here. 1731 */ 1732 return (0); 1733 } 1734 #endif 1735 /* 1736 * Start a command. Locking is assumed done in the caller. 1737 */ 1738 1739 int32_t 1740 ispscsicmd(xs) 1741 ISP_SCSI_XFER_T *xs; 1742 { 1743 struct ispsoftc *isp; 1744 u_int8_t iptr, optr; 1745 union { 1746 ispreq_t *_reqp; 1747 ispreqt2_t *_t2reqp; 1748 } _u; 1749 #define reqp _u._reqp 1750 #define t2reqp _u._t2reqp 1751 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 1752 int target, i; 1753 1754 XS_INITERR(xs); 1755 isp = XS_ISP(xs); 1756 1757 if (isp->isp_state != ISP_RUNSTATE) { 1758 PRINTF("%s: adapter not ready\n", isp->isp_name); 1759 XS_SETERR(xs, HBA_BOTCH); 1760 return (CMD_COMPLETE); 1761 } 1762 1763 /* 1764 * We *could* do the different sequence type that has close 1765 * to the whole Queue Entry for the command... 1766 */ 1767 1768 if (XS_CDBLEN(xs) > (IS_FC(isp) ? 16 : 12) || XS_CDBLEN(xs) == 0) { 1769 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n", 1770 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0]); 1771 XS_SETERR(xs, HBA_BOTCH); 1772 return (CMD_COMPLETE); 1773 } 1774 1775 /* 1776 * Check to see whether we have good firmware state still or 1777 * need to refresh our port database for this target. 1778 */ 1779 target = XS_TGT(xs); 1780 if (IS_FC(isp)) { 1781 fcparam *fcp = isp->isp_param; 1782 struct lportdb *lp; 1783 #if defined(ISP2100_FABRIC) 1784 if (target >= FL_PORT_ID) { 1785 /* 1786 * If we're not on a Fabric, we can't have a target 1787 * above FL_PORT_ID-1. If we're on a fabric, we 1788 * can't have a target less than FC_SNS_ID+1. 1789 */ 1790 if (fcp->isp_onfabric == 0 || target <= FC_SNS_ID) { 1791 XS_SETERR(xs, HBA_SELTIMEOUT); 1792 return (CMD_COMPLETE); 1793 } 1794 } 1795 #endif 1796 /* 1797 * Check for f/w being in ready state. If the f/w 1798 * isn't in ready state, then we don't know our 1799 * loop ID and the f/w hasn't completed logging 1800 * into all targets on the loop. If this is the 1801 * case, then bounce the command. We pretend this is 1802 * a SELECTION TIMEOUT error if we've never gone to 1803 * FW_READY state at all- in this case we may not 1804 * be hooked to a loop at all and we shouldn't hang 1805 * the machine for this. Otherwise, defer this command 1806 * until later. 1807 */ 1808 if (fcp->isp_fwstate != FW_READY) { 1809 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) { 1810 XS_SETERR(xs, HBA_SELTIMEOUT); 1811 if (fcp->loop_seen_once) { 1812 return (CMD_RQLATER); 1813 } else { 1814 return (CMD_COMPLETE); 1815 } 1816 } 1817 } 1818 1819 /* 1820 * If our loop state is such that we haven't yet received 1821 * a "Port Database Changed" notification (after a LIP or 1822 * a Loop Reset or firmware initialization), then defer 1823 * sending commands for a little while. 1824 */ 1825 if (fcp->isp_loopstate < LOOP_PDB_RCVD) { 1826 XS_SETERR(xs, HBA_SELTIMEOUT); 1827 return (CMD_RQLATER); 1828 } 1829 1830 /* 1831 * If our loop state is now such that we've just now 1832 * received a Port Database Change notification, then 1833 * we have to go off and (re)synchronize our 1834 */ 1835 if (fcp->isp_loopstate == LOOP_PDB_RCVD) { 1836 if (isp_pdb_sync(isp, target)) { 1837 XS_SETERR(xs, HBA_SELTIMEOUT); 1838 return (CMD_COMPLETE); 1839 } 1840 } 1841 1842 /* 1843 * Now check whether we should even think about pursuing this. 1844 */ 1845 lp = &fcp->portdb[target]; 1846 if (lp->valid == 0) { 1847 XS_SETERR(xs, HBA_SELTIMEOUT); 1848 return (CMD_COMPLETE); 1849 } 1850 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) { 1851 IDPRINTF(3, ("%s: target %d is not a target\n", 1852 isp->isp_name, target)); 1853 XS_SETERR(xs, HBA_SELTIMEOUT); 1854 return (CMD_COMPLETE); 1855 } 1856 /* 1857 * Now turn target into what the actual loop ID is. 1858 */ 1859 target = lp->loopid; 1860 } 1861 1862 /* 1863 * Next check to see if any HBA or Device 1864 * parameters need to be updated. 1865 */ 1866 if (isp->isp_update != 0) { 1867 isp_update(isp); 1868 } 1869 1870 optr = isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 1871 iptr = isp->isp_reqidx; 1872 1873 reqp = (ispreq_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 1874 iptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 1875 if (iptr == optr) { 1876 IDPRINTF(0, ("%s: Request Queue Overflow\n", isp->isp_name)); 1877 XS_SETERR(xs, HBA_BOTCH); 1878 return (CMD_EAGAIN); 1879 } 1880 1881 /* 1882 * Now see if we need to synchronize the ISP with respect to anything. 1883 * We do dual duty here (cough) for synchronizing for busses other 1884 * than which we got here to send a command to. 1885 */ 1886 if (isp->isp_sendmarker) { 1887 u_int8_t niptr, n = (IS_12X0(isp)? 2: 1); 1888 /* 1889 * Check ports to send markers for... 1890 */ 1891 for (i = 0; i < n; i++) { 1892 if ((isp->isp_sendmarker & (1 << i)) == 0) { 1893 continue; 1894 } 1895 MEMZERO((void *) reqp, sizeof (*reqp)); 1896 reqp->req_header.rqs_entry_count = 1; 1897 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER; 1898 reqp->req_modifier = SYNC_ALL; 1899 reqp->req_target = i << 7; /* insert bus number */ 1900 ISP_SWIZZLE_REQUEST(isp, reqp); 1901 1902 /* 1903 * Unconditionally update the input pointer anyway. 1904 */ 1905 ISP_WRITE(isp, INMAILBOX4, iptr); 1906 isp->isp_reqidx = iptr; 1907 1908 niptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 1909 if (niptr == optr) { 1910 IDPRINTF(0, ("%s: Request Queue Overflow+\n", 1911 isp->isp_name)); 1912 XS_SETERR(xs, HBA_BOTCH); 1913 return (CMD_EAGAIN); 1914 } 1915 reqp = (ispreq_t *) 1916 ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 1917 iptr = niptr; 1918 } 1919 } 1920 1921 MEMZERO((void *) reqp, UZSIZE); 1922 reqp->req_header.rqs_entry_count = 1; 1923 if (IS_FC(isp)) { 1924 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 1925 } else { 1926 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 1927 } 1928 reqp->req_header.rqs_flags = 0; 1929 reqp->req_header.rqs_seqno = 0; 1930 if (IS_FC(isp)) { 1931 /* 1932 * See comment in isp_intr 1933 */ 1934 XS_RESID(xs) = 0; 1935 1936 /* 1937 * Fibre Channel always requires some kind of tag, but 1938 * the firmware seems to be happy if we don't use a tag. 1939 */ 1940 if (XS_CANTAG(xs)) { 1941 t2reqp->req_flags = XS_KINDOF_TAG(xs); 1942 } 1943 } else { 1944 sdparam *sdp = (sdparam *)isp->isp_param; 1945 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) && 1946 XS_CANTAG(xs)) { 1947 reqp->req_flags = XS_KINDOF_TAG(xs); 1948 } 1949 } 1950 reqp->req_target = target | (XS_CHANNEL(xs) << 7); 1951 if (IS_SCSI(isp)) { 1952 reqp->req_lun_trn = XS_LUN(xs); 1953 reqp->req_cdblen = XS_CDBLEN(xs); 1954 } else { 1955 #ifdef ISP2100_SCCLUN 1956 t2reqp->req_scclun = XS_LUN(xs); 1957 #else 1958 t2reqp->req_lun_trn = XS_LUN(xs); 1959 #endif 1960 } 1961 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 1962 1963 reqp->req_time = XS_TIME(xs) / 1000; 1964 if (reqp->req_time == 0 && XS_TIME(xs)) 1965 reqp->req_time = 1; 1966 1967 /* 1968 * Always give a bit more leeway to commands after a bus reset. 1969 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED 1970 */ 1971 if (isp->isp_sendmarker && reqp->req_time < 5) { 1972 reqp->req_time = 5; 1973 } 1974 if (isp_save_xs(isp, xs, &reqp->req_handle)) { 1975 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 1976 XS_SETERR(xs, HBA_BOTCH); 1977 return (CMD_EAGAIN); 1978 } 1979 /* 1980 * Set up DMA and/or do any bus swizzling of the request entry 1981 * so that the Qlogic F/W understands what is being asked of it. 1982 */ 1983 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 1984 if (i != CMD_QUEUED) { 1985 isp_destroy_handle(isp, reqp->req_handle); 1986 /* 1987 * dmasetup sets actual error in packet, and 1988 * return what we were given to return. 1989 */ 1990 return (i); 1991 } 1992 XS_SETERR(xs, HBA_NOERROR); 1993 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n", 1994 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs), 1995 reqp->req_cdb[0], XS_XFRLEN(xs))); 1996 MemoryBarrier(); 1997 ISP_WRITE(isp, INMAILBOX4, iptr); 1998 isp->isp_reqidx = iptr; 1999 isp->isp_nactive++; 2000 if (isp->isp_sendmarker) 2001 isp->isp_sendmarker = 0; 2002 return (CMD_QUEUED); 2003 #undef reqp 2004 #undef t2reqp 2005 } 2006 2007 /* 2008 * isp control 2009 * Locks (ints blocked) assumed held. 2010 */ 2011 2012 int 2013 isp_control(isp, ctl, arg) 2014 struct ispsoftc *isp; 2015 ispctl_t ctl; 2016 void *arg; 2017 { 2018 ISP_SCSI_XFER_T *xs; 2019 mbreg_t mbs; 2020 int bus, tgt; 2021 u_int32_t handle; 2022 2023 switch (ctl) { 2024 default: 2025 PRINTF("%s: isp_control unknown control op %x\n", 2026 isp->isp_name, ctl); 2027 break; 2028 2029 case ISPCTL_RESET_BUS: 2030 /* 2031 * Issue a bus reset. 2032 */ 2033 mbs.param[0] = MBOX_BUS_RESET; 2034 if (IS_SCSI(isp)) { 2035 mbs.param[1] = 2036 ((sdparam *) isp->isp_param)->isp_bus_reset_delay; 2037 if (mbs.param[1] < 2) 2038 mbs.param[1] = 2; 2039 bus = *((int *) arg); 2040 mbs.param[2] = bus; 2041 } else { 2042 mbs.param[1] = 10; 2043 mbs.param[2] = 0; 2044 bus = 0; 2045 } 2046 isp->isp_sendmarker = 1 << bus; 2047 isp_mboxcmd(isp, &mbs); 2048 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2049 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 2050 break; 2051 } 2052 PRINTF("%s: driver initiated bus reset of bus %d\n", 2053 isp->isp_name, bus); 2054 return (0); 2055 2056 case ISPCTL_RESET_DEV: 2057 tgt = (*((int *) arg)) & 0xffff; 2058 bus = (*((int *) arg)) >> 16; 2059 mbs.param[0] = MBOX_ABORT_TARGET; 2060 mbs.param[1] = (tgt << 8) | (bus << 15); 2061 mbs.param[2] = 3; /* 'delay', in seconds */ 2062 isp_mboxcmd(isp, &mbs); 2063 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2064 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code " 2065 "%x)\n", isp->isp_name, mbs.param[0]); 2066 break; 2067 } 2068 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n", 2069 isp->isp_name, tgt, bus); 2070 isp->isp_sendmarker = 1 << bus; 2071 return (0); 2072 2073 case ISPCTL_ABORT_CMD: 2074 xs = (ISP_SCSI_XFER_T *) arg; 2075 handle = isp_find_handle(isp, xs); 2076 if (handle == 0) { 2077 PRINTF("%s: isp_control- cannot find command to abort " 2078 "in active list\n", isp->isp_name); 2079 break; 2080 } 2081 bus = XS_CHANNEL(xs); 2082 mbs.param[0] = MBOX_ABORT; 2083 if (IS_FC(isp)) { 2084 #ifdef ISP2100_SCCLUN 2085 mbs.param[1] = XS_TGT(xs) << 8; 2086 mbs.param[4] = 0; 2087 mbs.param[5] = 0; 2088 mbs.param[6] = XS_LUN(xs); 2089 #else 2090 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 2091 #endif 2092 } else { 2093 mbs.param[1] = 2094 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs); 2095 } 2096 mbs.param[2] = handle >> 16; 2097 mbs.param[3] = handle & 0xffff; 2098 isp_mboxcmd(isp, &mbs); 2099 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2100 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 2101 isp->isp_name, mbs.param[0]); 2102 break; 2103 } 2104 PRINTF("%s: command for target %d lun %d was aborted\n", 2105 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2106 return (0); 2107 2108 case ISPCTL_UPDATE_PARAMS: 2109 isp_update(isp); 2110 return (0); 2111 2112 case ISPCTL_FCLINK_TEST: 2113 return (isp_fclink_test(isp, FC_FW_READY_DELAY)); 2114 } 2115 return (-1); 2116 } 2117 2118 /* 2119 * Interrupt Service Routine(s). 2120 * 2121 * External (OS) framework has done the appropriate locking, 2122 * and the locking will be held throughout this function. 2123 */ 2124 2125 int 2126 isp_intr(arg) 2127 void *arg; 2128 { 2129 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 2130 struct ispsoftc *isp = arg; 2131 u_int8_t iptr, optr; 2132 u_int16_t isr, isrb, sema; 2133 int i, nlooked = 0, ndone = 0; 2134 2135 /* 2136 * Well, if we've disabled interrupts, we may get a case where 2137 * isr isn't set, but sema is. In any case, debounce isr reads. 2138 */ 2139 do { 2140 isr = ISP_READ(isp, BIU_ISR); 2141 isrb = ISP_READ(isp, BIU_ISR); 2142 } while (isr != isrb); 2143 sema = ISP_READ(isp, BIU_SEMA) & 0x1; 2144 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema)); 2145 if (isr == 0) { 2146 return (0); 2147 } 2148 if (!INT_PENDING(isp, isr)) { 2149 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr)); 2150 return (0); 2151 } 2152 if (isp->isp_state != ISP_RUNSTATE) { 2153 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n", 2154 isp->isp_name, isr, sema)); 2155 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5)); 2156 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2157 ISP_WRITE(isp, BIU_SEMA, 0); 2158 ENABLE_INTS(isp); 2159 return (1); 2160 } 2161 2162 if (sema) { 2163 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2164 if (mbox & 0x4000) { 2165 IDPRINTF(3, ("%s: Command Mbox 0x%x\n", 2166 isp->isp_name, mbox)); 2167 } else { 2168 u_int32_t fhandle = isp_parse_async(isp, (int) mbox); 2169 IDPRINTF(3, ("%s: Async Mbox 0x%x\n", 2170 isp->isp_name, mbox)); 2171 if (fhandle > 0) { 2172 isp_fastpost_complete(isp, fhandle); 2173 } 2174 } 2175 ISP_WRITE(isp, BIU_SEMA, 0); 2176 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2177 ENABLE_INTS(isp); 2178 return (1); 2179 } 2180 2181 /* 2182 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt. 2183 */ 2184 optr = isp->isp_residx; 2185 iptr = ISP_READ(isp, OUTMAILBOX5); 2186 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2187 if (optr == iptr) { 2188 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 2189 isr, optr, iptr)); 2190 } 2191 2192 while (optr != iptr) { 2193 ispstatusreq_t *sp; 2194 u_int8_t oop; 2195 int buddaboom = 0; 2196 2197 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 2198 oop = optr; 2199 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 2200 nlooked++; 2201 MemoryBarrier(); 2202 /* 2203 * Do any appropriate unswizzling of what the Qlogic f/w has 2204 * written into memory so it makes sense to us. 2205 */ 2206 ISP_UNSWIZZLE_RESPONSE(isp, sp); 2207 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 2208 if (isp_handle_other_response(isp, sp, &optr) == 0) { 2209 ISP_WRITE(isp, INMAILBOX5, optr); 2210 continue; 2211 } 2212 /* 2213 * It really has to be a bounced request just copied 2214 * from the request queue to the response queue. If 2215 * not, something bad has happened. 2216 */ 2217 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 2218 ISP_WRITE(isp, INMAILBOX5, optr); 2219 PRINTF("%s: not RESPONSE in RESPONSE Queue " 2220 "(type 0x%x) @ idx %d (next %d)\n", 2221 isp->isp_name, 2222 sp->req_header.rqs_entry_type, oop, optr); 2223 continue; 2224 } 2225 buddaboom = 1; 2226 } 2227 2228 if (sp->req_header.rqs_flags & 0xf) { 2229 #define _RQS_OFLAGS \ 2230 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET) 2231 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 2232 IDPRINTF(3, ("%s: continuation segment\n", 2233 isp->isp_name)); 2234 ISP_WRITE(isp, INMAILBOX5, optr); 2235 continue; 2236 } 2237 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2238 IDPRINTF(2, ("%s: internal queues full\n", 2239 isp->isp_name)); 2240 /* 2241 * We'll synthesize a QUEUE FULL message below. 2242 */ 2243 } 2244 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 2245 PRINTF("%s: bad header\n", isp->isp_name); 2246 buddaboom++; 2247 } 2248 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 2249 PRINTF("%s: bad request packet\n", 2250 isp->isp_name); 2251 buddaboom++; 2252 } 2253 if (sp->req_header.rqs_flags & _RQS_OFLAGS) { 2254 PRINTF("%s: unknown flags in response (0x%x)\n", 2255 isp->isp_name, sp->req_header.rqs_flags); 2256 buddaboom++; 2257 } 2258 #undef _RQS_OFLAGS 2259 } 2260 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) { 2261 PRINTF("%s: bad request handle %d\n", isp->isp_name, 2262 sp->req_handle); 2263 ISP_WRITE(isp, INMAILBOX5, optr); 2264 continue; 2265 } 2266 xs = isp_find_xs(isp, sp->req_handle); 2267 if (xs == NULL) { 2268 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n", 2269 isp->isp_name, sp->req_handle); 2270 ISP_WRITE(isp, INMAILBOX5, optr); 2271 continue; 2272 } 2273 isp_destroy_handle(isp, sp->req_handle); 2274 if (sp->req_status_flags & RQSTF_BUS_RESET) { 2275 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2276 } 2277 if (buddaboom) { 2278 XS_SETERR(xs, HBA_BOTCH); 2279 } 2280 XS_STS(xs) = sp->req_scsi_status & 0xff; 2281 if (IS_SCSI(isp)) { 2282 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2283 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2284 XS_SNSLEN(xs)); 2285 XS_SNS_IS_VALID(xs); 2286 } 2287 /* 2288 * A new synchronous rate was negotiated for this 2289 * target. Mark state such that we'll go look up 2290 * that which has changed later. 2291 */ 2292 if (sp->req_status_flags & RQSTF_NEGOTIATION) { 2293 sdparam *sdp = isp->isp_param; 2294 sdp += XS_CHANNEL(xs); 2295 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1; 2296 isp->isp_update |= (1 << XS_CHANNEL(xs)); 2297 } 2298 } else { 2299 if (XS_STS(xs) == SCSI_CHECK) { 2300 XS_SNS_IS_VALID(xs); 2301 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2302 XS_SNSLEN(xs)); 2303 sp->req_state_flags |= RQSF_GOT_SENSE; 2304 } 2305 } 2306 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 2307 XS_SETERR(xs, HBA_TGTBSY); 2308 } 2309 2310 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 2311 if (XS_NOERR(xs)) { 2312 if (sp->req_completion_status != RQCS_COMPLETE) { 2313 isp_parse_status(isp, sp, xs); 2314 } else { 2315 XS_SETERR(xs, HBA_NOERROR); 2316 } 2317 } 2318 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) { 2319 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2320 /* 2321 * Force Queue Full status. 2322 */ 2323 XS_STS(xs) = SCSI_QFULL; 2324 XS_SETERR(xs, HBA_NOERROR); 2325 } else if (XS_NOERR(xs)) { 2326 XS_SETERR(xs, HBA_BOTCH); 2327 } 2328 } else { 2329 PRINTF("%s: unhandled respose queue type 0x%x\n", 2330 isp->isp_name, sp->req_header.rqs_entry_type); 2331 if (XS_NOERR(xs)) { 2332 XS_SETERR(xs, HBA_BOTCH); 2333 } 2334 } 2335 if (IS_SCSI(isp)) { 2336 XS_RESID(xs) = sp->req_resid; 2337 } else if (sp->req_scsi_status & RQCS_RU) { 2338 XS_RESID(xs) = sp->req_resid; 2339 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 2340 XS_XFRLEN(xs), sp->req_resid)); 2341 } 2342 if (XS_XFRLEN(xs)) { 2343 ISP_DMAFREE(isp, xs, sp->req_handle); 2344 } 2345 /* 2346 * XXX: If we have a check condition, but no Sense Data, 2347 * XXX: mark it as an error (ARQ failed). We need to 2348 * XXX: to do a more distinct job because there may 2349 * XXX: cases where ARQ is disabled. 2350 */ 2351 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 2352 if (XS_NOERR(xs)) { 2353 PRINTF("%s: ARQ failure for target %d lun %d\n", 2354 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2355 XS_SETERR(xs, HBA_ARQFAIL); 2356 } 2357 } 2358 if ((isp->isp_dblev >= 5) || 2359 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 2360 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x", 2361 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2362 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs)); 2363 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2364 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 2365 if (!(XS_IS_SNS_VALID(xs))) { 2366 PRINTF(" BUT NOT SET"); 2367 } 2368 } 2369 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 2370 } 2371 2372 if (isp->isp_nactive > 0) 2373 isp->isp_nactive--; 2374 complist[ndone++] = xs; /* defer completion call until later */ 2375 } 2376 2377 /* 2378 * If we looked at any commands, then it's valid to find out 2379 * what the outpointer is. It also is a trigger to update the 2380 * ISP's notion of what we've seen so far. 2381 */ 2382 if (nlooked) { 2383 ISP_WRITE(isp, INMAILBOX5, optr); 2384 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 2385 } 2386 isp->isp_residx = optr; 2387 for (i = 0; i < ndone; i++) { 2388 xs = complist[i]; 2389 if (xs) { 2390 XS_CMD_DONE(xs); 2391 } 2392 } 2393 ENABLE_INTS(isp); 2394 return (1); 2395 } 2396 2397 /* 2398 * Support routines. 2399 */ 2400 2401 static int 2402 isp_parse_async(isp, mbox) 2403 struct ispsoftc *isp; 2404 int mbox; 2405 { 2406 u_int32_t fast_post_handle = 0; 2407 2408 switch (mbox) { 2409 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */ 2410 break; 2411 case ASYNC_BUS_RESET: 2412 { 2413 int bus; 2414 if (IS_1080(isp) || IS_12X0(isp)) { 2415 bus = ISP_READ(isp, OUTMAILBOX6); 2416 } else { 2417 bus = 0; 2418 } 2419 isp->isp_sendmarker = (1 << bus); 2420 isp_async(isp, ISPASYNC_BUS_RESET, &bus); 2421 #ifdef ISP_TARGET_MODE 2422 isp_notify_ack(isp, NULL); 2423 #endif 2424 break; 2425 } 2426 case ASYNC_SYSTEM_ERROR: 2427 mbox = ISP_READ(isp, OUTMAILBOX1); 2428 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 2429 isp->isp_name, mbox); 2430 isp_restart(isp); 2431 /* no point continuing after this */ 2432 return (-1); 2433 2434 case ASYNC_RQS_XFER_ERR: 2435 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 2436 break; 2437 2438 case ASYNC_RSP_XFER_ERR: 2439 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 2440 break; 2441 2442 case ASYNC_QWAKEUP: 2443 /* don't need to be chatty */ 2444 mbox = ISP_READ(isp, OUTMAILBOX4); 2445 break; 2446 2447 case ASYNC_TIMEOUT_RESET: 2448 PRINTF("%s: timeout initiated SCSI bus reset\n", isp->isp_name); 2449 isp->isp_sendmarker = 1; 2450 #ifdef ISP_TARGET_MODE 2451 isp_notify_ack(isp, NULL); 2452 #endif 2453 break; 2454 2455 case ASYNC_DEVICE_RESET: 2456 /* 2457 * XXX: WHICH BUS? 2458 */ 2459 isp->isp_sendmarker = 1; 2460 PRINTF("%s: device reset\n", isp->isp_name); 2461 #ifdef ISP_TARGET_MODE 2462 isp_notify_ack(isp, NULL); 2463 #endif 2464 break; 2465 2466 case ASYNC_EXTMSG_UNDERRUN: 2467 PRINTF("%s: extended message underrun\n", isp->isp_name); 2468 break; 2469 2470 case ASYNC_SCAM_INT: 2471 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 2472 break; 2473 2474 case ASYNC_HUNG_SCSI: 2475 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 2476 isp->isp_name); 2477 /* XXX: Need to issue SCSI reset at this point */ 2478 break; 2479 2480 case ASYNC_KILLED_BUS: 2481 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 2482 isp->isp_name); 2483 break; 2484 2485 case ASYNC_BUS_TRANSIT: 2486 /* 2487 * XXX: WHICH BUS? 2488 */ 2489 mbox = ISP_READ(isp, OUTMAILBOX2); 2490 switch (mbox & 0x1c00) { 2491 case SXP_PINS_LVD_MODE: 2492 PRINTF("%s: Transition to LVD mode\n", isp->isp_name); 2493 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2494 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2495 ((sdparam *)isp->isp_param)->isp_lvdmode = 1; 2496 break; 2497 case SXP_PINS_HVD_MODE: 2498 PRINTF("%s: Transition to Differential mode\n", 2499 isp->isp_name); 2500 ((sdparam *)isp->isp_param)->isp_diffmode = 1; 2501 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2502 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2503 break; 2504 case SXP_PINS_SE_MODE: 2505 PRINTF("%s: Transition to Single Ended mode\n", 2506 isp->isp_name); 2507 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2508 ((sdparam *)isp->isp_param)->isp_ultramode = 1; 2509 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2510 break; 2511 default: 2512 PRINTF("%s: Transition to unknown mode 0x%x\n", 2513 isp->isp_name, mbox); 2514 break; 2515 } 2516 /* 2517 * XXX: Set up to renegotiate again! 2518 */ 2519 /* Can only be for a 1080... */ 2520 isp->isp_sendmarker = (1 << ISP_READ(isp, OUTMAILBOX6)); 2521 break; 2522 2523 case ASYNC_CMD_CMPLT: 2524 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) | 2525 ISP_READ(isp, OUTMAILBOX1); 2526 IDPRINTF(3, ("%s: fast post completion of %u\n", isp->isp_name, 2527 fast_post_handle)); 2528 break; 2529 2530 case ASYNC_CTIO_DONE: 2531 /* Should only occur when Fast Posting Set for 2100s */ 2532 PRINTF("%s: CTIO done\n", isp->isp_name); 2533 break; 2534 2535 case ASYNC_LIP_OCCURRED: 2536 ((fcparam *) isp->isp_param)->isp_lipseq = 2537 ISP_READ(isp, OUTMAILBOX1); 2538 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2539 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2540 isp->isp_sendmarker = 1; 2541 isp_mark_getpdb_all(isp); 2542 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name)); 2543 break; 2544 2545 case ASYNC_LOOP_UP: 2546 isp->isp_sendmarker = 1; 2547 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2548 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2549 isp_mark_getpdb_all(isp); 2550 isp_async(isp, ISPASYNC_LOOP_UP, NULL); 2551 break; 2552 2553 case ASYNC_LOOP_DOWN: 2554 isp->isp_sendmarker = 1; 2555 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2556 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2557 isp_mark_getpdb_all(isp); 2558 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL); 2559 break; 2560 2561 case ASYNC_LOOP_RESET: 2562 isp->isp_sendmarker = 1; 2563 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2564 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2565 isp_mark_getpdb_all(isp); 2566 PRINTF("%s: Loop RESET\n", isp->isp_name); 2567 #ifdef ISP_TARGET_MODE 2568 isp_notify_ack(isp, NULL); 2569 #endif 2570 break; 2571 2572 case ASYNC_PDB_CHANGED: 2573 isp->isp_sendmarker = 1; 2574 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2575 isp_mark_getpdb_all(isp); 2576 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name)); 2577 break; 2578 2579 case ASYNC_CHANGE_NOTIFY: 2580 isp_mark_getpdb_all(isp); 2581 /* 2582 * Not correct, but it will force us to rescan the loop. 2583 */ 2584 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2585 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL); 2586 break; 2587 2588 default: 2589 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox); 2590 break; 2591 } 2592 return (fast_post_handle); 2593 } 2594 2595 static int 2596 isp_handle_other_response(isp, sp, optrp) 2597 struct ispsoftc *isp; 2598 ispstatusreq_t *sp; 2599 u_int8_t *optrp; 2600 { 2601 switch (sp->req_header.rqs_entry_type) { 2602 case RQSTYPE_ATIO: 2603 case RQSTYPE_CTIO0: 2604 case RQSTYPE_ENABLE_LUN: 2605 case RQSTYPE_MODIFY_LUN: 2606 case RQSTYPE_NOTIFY: 2607 case RQSTYPE_NOTIFY_ACK: 2608 case RQSTYPE_CTIO1: 2609 case RQSTYPE_ATIO2: 2610 case RQSTYPE_CTIO2: 2611 case RQSTYPE_CTIO3: 2612 #ifdef ISP_TARGET_MODE 2613 return(isp_target_notify(isp, sp, optrp)); 2614 #else 2615 /* FALLTHROUGH */ 2616 #endif 2617 case RQSTYPE_REQUEST: 2618 default: 2619 return (-1); 2620 } 2621 } 2622 2623 static void 2624 isp_parse_status(isp, sp, xs) 2625 struct ispsoftc *isp; 2626 ispstatusreq_t *sp; 2627 ISP_SCSI_XFER_T *xs; 2628 { 2629 switch (sp->req_completion_status) { 2630 case RQCS_COMPLETE: 2631 XS_SETERR(xs, HBA_NOERROR); 2632 return; 2633 2634 case RQCS_INCOMPLETE: 2635 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2636 IDPRINTF(3, ("%s: Selection Timeout for target %d\n", 2637 isp->isp_name, XS_TGT(xs))); 2638 XS_SETERR(xs, HBA_SELTIMEOUT); 2639 return; 2640 } 2641 PRINTF("%s: command incomplete for target %d lun %d, state " 2642 "0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2643 sp->req_state_flags); 2644 break; 2645 2646 case RQCS_DMA_ERROR: 2647 PRINTF("%s: DMA error for command on target %d, lun %d\n", 2648 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2649 break; 2650 2651 case RQCS_TRANSPORT_ERROR: 2652 PRINTF("%s: transport error\n", isp->isp_name); 2653 isp_prtstst(sp); 2654 break; 2655 2656 case RQCS_RESET_OCCURRED: 2657 IDPRINTF(2, ("%s: bus reset destroyed command for target %d " 2658 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2659 /* 2660 * XXX: Get port number for bus 2661 */ 2662 isp->isp_sendmarker = 3; 2663 XS_SETERR(xs, HBA_BUSRESET); 2664 return; 2665 2666 case RQCS_ABORTED: 2667 PRINTF("%s: command aborted for target %d lun %d\n", 2668 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2669 /* 2670 * XXX: Get port number for bus 2671 */ 2672 isp->isp_sendmarker = 3; 2673 XS_SETERR(xs, HBA_ABORTED); 2674 return; 2675 2676 case RQCS_TIMEOUT: 2677 IDPRINTF(2, ("%s: command timed out for target %d lun %d\n", 2678 isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2679 XS_SETERR(xs, HBA_CMDTIMEOUT); 2680 return; 2681 2682 case RQCS_DATA_OVERRUN: 2683 if (IS_FC(isp)) { 2684 XS_RESID(xs) = sp->req_resid; 2685 break; 2686 } 2687 XS_SETERR(xs, HBA_DATAOVR); 2688 return; 2689 2690 case RQCS_COMMAND_OVERRUN: 2691 PRINTF("%s: command overrun for command on target %d, lun %d\n", 2692 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2693 break; 2694 2695 case RQCS_STATUS_OVERRUN: 2696 PRINTF("%s: status overrun for command on target %d, lun %d\n", 2697 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2698 break; 2699 2700 case RQCS_BAD_MESSAGE: 2701 PRINTF("%s: message not COMMAND COMPLETE after status on " 2702 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2703 XS_LUN(xs)); 2704 break; 2705 2706 case RQCS_NO_MESSAGE_OUT: 2707 PRINTF("%s: No MESSAGE OUT phase after selection on " 2708 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2709 XS_LUN(xs)); 2710 break; 2711 2712 case RQCS_EXT_ID_FAILED: 2713 PRINTF("%s: EXTENDED IDENTIFY failed on target %d, lun %d\n", 2714 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2715 break; 2716 2717 case RQCS_IDE_MSG_FAILED: 2718 PRINTF("%s: target %d lun %d rejected INITIATOR DETECTED " 2719 "ERROR message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2720 break; 2721 2722 case RQCS_ABORT_MSG_FAILED: 2723 PRINTF("%s: target %d lun %d rejected ABORT message\n", 2724 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2725 break; 2726 2727 case RQCS_REJECT_MSG_FAILED: 2728 PRINTF("%s: target %d lun %d rejected MESSAGE REJECT message\n", 2729 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2730 break; 2731 2732 case RQCS_NOP_MSG_FAILED: 2733 PRINTF("%s: target %d lun %d rejected NOP message\n", 2734 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2735 break; 2736 2737 case RQCS_PARITY_ERROR_MSG_FAILED: 2738 PRINTF("%s: target %d lun %d rejected MESSAGE PARITY ERROR " 2739 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2740 break; 2741 2742 case RQCS_DEVICE_RESET_MSG_FAILED: 2743 PRINTF("%s: target %d lun %d rejected BUS DEVICE RESET " 2744 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2745 break; 2746 2747 case RQCS_ID_MSG_FAILED: 2748 PRINTF("%s: target %d lun %d rejected IDENTIFY " 2749 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2750 break; 2751 2752 case RQCS_UNEXP_BUS_FREE: 2753 PRINTF("%s: target %d lun %d had an unexpected bus free\n", 2754 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2755 break; 2756 2757 case RQCS_DATA_UNDERRUN: 2758 if (IS_FC(isp)) { 2759 XS_RESID(xs) = sp->req_resid; 2760 /* an UNDERRUN is not a botch ??? */ 2761 } 2762 XS_SETERR(xs, HBA_NOERROR); 2763 return; 2764 2765 case RQCS_XACT_ERR1: 2766 PRINTF("%s: HBA attempted queued transaction with disconnect " 2767 "not set for target %d lun %d\n", isp->isp_name, XS_TGT(xs), 2768 XS_LUN(xs)); 2769 break; 2770 2771 case RQCS_XACT_ERR2: 2772 PRINTF("%s: HBA attempted queued transaction to target " 2773 "routine %d on target %d\n", isp->isp_name, XS_LUN(xs), 2774 XS_TGT(xs)); 2775 break; 2776 2777 case RQCS_XACT_ERR3: 2778 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2779 "%d when queueing disabled\n", isp->isp_name, XS_TGT(xs), 2780 XS_LUN(xs)); 2781 break; 2782 2783 case RQCS_BAD_ENTRY: 2784 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2785 break; 2786 2787 case RQCS_QUEUE_FULL: 2788 IDPRINTF(3, ("%s: internal queues full for target %d lun %d " 2789 "status 0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2790 XS_STS(xs))); 2791 /* 2792 * If QFULL or some other status byte is set, then this 2793 * isn't an error, per se. 2794 */ 2795 if (XS_STS(xs) != 0) { 2796 XS_SETERR(xs, HBA_NOERROR); 2797 return; 2798 } 2799 break; 2800 2801 case RQCS_PHASE_SKIPPED: 2802 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 2803 "STATUS phase) for target %d lun %d\n", isp->isp_name, 2804 XS_TGT(xs), XS_LUN(xs)); 2805 break; 2806 2807 case RQCS_ARQS_FAILED: 2808 PRINTF("%s: Auto Request Sense failed for target %d lun %d\n", 2809 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2810 XS_SETERR(xs, HBA_ARQFAIL); 2811 return; 2812 2813 case RQCS_WIDE_FAILED: 2814 PRINTF("%s: Wide Negotiation failed for target %d lun %d\n", 2815 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2816 if (IS_SCSI(isp)) { 2817 sdparam *sdp = isp->isp_param; 2818 sdp += XS_CHANNEL(xs); 2819 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 2820 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2821 isp->isp_update = XS_CHANNEL(xs)+1; 2822 } 2823 XS_SETERR(xs, HBA_NOERROR); 2824 return; 2825 2826 case RQCS_SYNCXFER_FAILED: 2827 PRINTF("%s: SDTR Message failed for target %d lun %d\n", 2828 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2829 if (IS_SCSI(isp)) { 2830 sdparam *sdp = isp->isp_param; 2831 sdp += XS_CHANNEL(xs); 2832 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 2833 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2834 isp->isp_update = XS_CHANNEL(xs)+1; 2835 } 2836 break; 2837 2838 case RQCS_LVD_BUSERR: 2839 PRINTF("%s: Bad LVD Bus condition while talking to target %d " 2840 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2841 break; 2842 2843 case RQCS_PORT_UNAVAILABLE: 2844 /* 2845 * No such port on the loop. Moral equivalent of SELTIMEO 2846 */ 2847 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 2848 isp->isp_name, XS_TGT(xs))); 2849 XS_SETERR(xs, HBA_SELTIMEOUT); 2850 return; 2851 2852 case RQCS_PORT_LOGGED_OUT: 2853 /* 2854 * It was there (maybe)- treat as a selection timeout. 2855 */ 2856 IDPRINTF(2, ("%s: port logout for target %d\n", 2857 isp->isp_name, XS_TGT(xs))); 2858 XS_SETERR(xs, HBA_SELTIMEOUT); 2859 return; 2860 2861 case RQCS_PORT_CHANGED: 2862 PRINTF("%s: port changed for target %d\n", 2863 isp->isp_name, XS_TGT(xs)); 2864 break; 2865 2866 case RQCS_PORT_BUSY: 2867 PRINTF("%s: port busy for target %d\n", 2868 isp->isp_name, XS_TGT(xs)); 2869 XS_SETERR(xs, HBA_TGTBSY); 2870 return; 2871 2872 default: 2873 PRINTF("%s: comp status %x\n", isp->isp_name, 2874 sp->req_completion_status); 2875 break; 2876 } 2877 XS_SETERR(xs, HBA_BOTCH); 2878 } 2879 2880 static void 2881 isp_fastpost_complete(isp, fph) 2882 struct ispsoftc *isp; 2883 u_int32_t fph; 2884 { 2885 ISP_SCSI_XFER_T *xs; 2886 2887 if (fph < 1) { 2888 return; 2889 } 2890 xs = isp_find_xs(isp, fph); 2891 if (xs == NULL) { 2892 PRINTF("%s: command for fast posting handle 0x%x not found\n", 2893 isp->isp_name, fph); 2894 return; 2895 } 2896 isp_destroy_handle(isp, fph); 2897 2898 /* 2899 * Since we don't have a result queue entry item, 2900 * we must believe that SCSI status is zero and 2901 * that all data transferred. 2902 */ 2903 XS_RESID(xs) = 0; 2904 XS_STS(xs) = 0; 2905 if (XS_XFRLEN(xs)) { 2906 ISP_DMAFREE(isp, xs, fph); 2907 } 2908 XS_CMD_DONE(xs); 2909 if (isp->isp_nactive) 2910 isp->isp_nactive--; 2911 } 2912 2913 #define HINIB(x) ((x) >> 0x4) 2914 #define LONIB(x) ((x) & 0xf) 2915 #define MAKNIB(a, b) (((a) << 4) | (b)) 2916 static u_int8_t mbpcnt[] = { 2917 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 2918 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 2919 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 2920 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 2921 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 2922 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 2923 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 2924 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 2925 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */ 2926 MAKNIB(0, 0), /* 0x09: */ 2927 MAKNIB(0, 0), /* 0x0a: */ 2928 MAKNIB(0, 0), /* 0x0b: */ 2929 MAKNIB(0, 0), /* 0x0c: */ 2930 MAKNIB(0, 0), /* 0x0d: */ 2931 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 2932 MAKNIB(0, 0), /* 0x0f: */ 2933 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 2934 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 2935 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 2936 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 2937 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 2938 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 2939 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 2940 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 2941 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */ 2942 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 2943 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 2944 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 2945 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 2946 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 2947 MAKNIB(0, 0), /* 0x1e: */ 2948 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 2949 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 2950 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 2951 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 2952 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 2953 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 2954 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 2955 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 2956 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 2957 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 2958 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 2959 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */ 2960 MAKNIB(0, 0), /* 0x2b: */ 2961 MAKNIB(0, 0), /* 0x2c: */ 2962 MAKNIB(0, 0), /* 0x2d: */ 2963 MAKNIB(0, 0), /* 0x2e: */ 2964 MAKNIB(0, 0), /* 0x2f: */ 2965 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 2966 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 2967 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 2968 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 2969 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 2970 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */ 2971 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 2972 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 2973 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 2974 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 2975 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */ 2976 MAKNIB(0, 0), /* 0x3b: */ 2977 MAKNIB(0, 0), /* 0x3c: */ 2978 MAKNIB(0, 0), /* 0x3d: */ 2979 MAKNIB(0, 0), /* 0x3e: */ 2980 MAKNIB(0, 0), /* 0x3f: */ 2981 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 2982 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 2983 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 2984 MAKNIB(0, 0), /* 0x43: */ 2985 MAKNIB(0, 0), /* 0x44: */ 2986 MAKNIB(0, 0), /* 0x45: */ 2987 MAKNIB(0, 0), /* 0x46: */ 2988 MAKNIB(0, 0), /* 0x47: */ 2989 MAKNIB(0, 0), /* 0x48: */ 2990 MAKNIB(0, 0), /* 0x49: */ 2991 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */ 2992 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */ 2993 MAKNIB(0, 0), /* 0x4c: */ 2994 MAKNIB(0, 0), /* 0x4d: */ 2995 MAKNIB(0, 0), /* 0x4e: */ 2996 MAKNIB(0, 0), /* 0x4f: */ 2997 MAKNIB(0, 0), /* 0x50: */ 2998 MAKNIB(0, 0), /* 0x51: */ 2999 MAKNIB(0, 0), /* 0x52: */ 3000 MAKNIB(0, 0), /* 0x53: */ 3001 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 3002 MAKNIB(0, 0), /* 0x55: */ 3003 MAKNIB(0, 0), /* 0x56: */ 3004 MAKNIB(0, 0), /* 0x57: */ 3005 MAKNIB(0, 0), /* 0x58: */ 3006 MAKNIB(0, 0), /* 0x59: */ 3007 MAKNIB(0, 0), /* 0x5a: */ 3008 MAKNIB(0, 0), /* 0x5b: */ 3009 MAKNIB(0, 0), /* 0x5c: */ 3010 MAKNIB(0, 0), /* 0x5d: */ 3011 MAKNIB(0, 0), /* 0x5e: */ 3012 MAKNIB(0, 0), /* 0x5f: */ 3013 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 3014 MAKNIB(0, 0), /* 0x61: */ 3015 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 3016 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 3017 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 3018 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 3019 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 3020 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 3021 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */ 3022 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */ 3023 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */ 3024 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */ 3025 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */ 3026 MAKNIB(0, 0), /* 0x6d: */ 3027 MAKNIB(8, 1), /* 0x6e: MBOX_SEND_SNS */ 3028 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */ 3029 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */ 3030 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */ 3031 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */ 3032 }; 3033 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 3034 3035 static void 3036 isp_mboxcmd(isp, mbp) 3037 struct ispsoftc *isp; 3038 mbreg_t *mbp; 3039 { 3040 int outparam, inparam; 3041 int loops, dld = 0; 3042 u_int8_t opcode; 3043 3044 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 3045 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 3046 inparam = 4; 3047 outparam = 4; 3048 goto command_known; 3049 } else if (mbp->param[0] > NMBCOM) { 3050 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 3051 return; 3052 } 3053 3054 opcode = mbp->param[0]; 3055 inparam = HINIB(mbpcnt[mbp->param[0]]); 3056 outparam = LONIB(mbpcnt[mbp->param[0]]); 3057 3058 if (inparam == 0 && outparam == 0) { 3059 PRINTF("%s: no parameters for %x\n", isp->isp_name, 3060 mbp->param[0]); 3061 return; 3062 } 3063 3064 3065 /* 3066 * Check for variants 3067 */ 3068 #ifdef ISP2100_SCCLUN 3069 if (IS_FC(isp)) { 3070 switch (mbp->param[0]) { 3071 case MBOX_ABORT: 3072 inparam = 7; 3073 break; 3074 case MBOX_ABORT_DEVICE: 3075 case MBOX_START_QUEUE: 3076 case MBOX_STOP_QUEUE: 3077 case MBOX_SINGLE_STEP_QUEUE: 3078 case MBOX_ABORT_QUEUE: 3079 case MBOX_GET_DEV_QUEUE_STATUS: 3080 inparam = 3; 3081 break; 3082 case MBOX_BUS_RESET: 3083 inparam = 2; 3084 break; 3085 default: 3086 break; 3087 } 3088 } 3089 #endif 3090 3091 command_known: 3092 3093 /* 3094 * Set semaphore on mailbox registers to win any races to acquire them. 3095 */ 3096 ISP_WRITE(isp, BIU_SEMA, 1); 3097 3098 /* 3099 * Qlogic Errata for the ISP2100 says that there is a necessary 3100 * debounce between between writing the semaphore register 3101 * and reading a mailbox register. I believe we're okay here. 3102 */ 3103 3104 /* 3105 * Make sure we can send some words. 3106 * Check to see if there's an async mbox event pending. 3107 */ 3108 3109 loops = MBOX_DELAY_COUNT; 3110 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 3111 if (ISP_READ(isp, BIU_SEMA) & 1) { 3112 int fph; 3113 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3114 /* 3115 * We have a pending MBOX async event. 3116 */ 3117 if (mbox & 0x8000) { 3118 fph = isp_parse_async(isp, (int) mbox); 3119 IDPRINTF(5, ("%s: line %d, fph %d\n", 3120 isp->isp_name, __LINE__, fph)); 3121 ISP_WRITE(isp, BIU_SEMA, 0); 3122 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3123 if (fph < 0) { 3124 return; 3125 } else if (fph > 0) { 3126 isp_fastpost_complete(isp, fph); 3127 } 3128 SYS_DELAY(100); 3129 goto command_known; 3130 } 3131 /* 3132 * We have a pending MBOX completion? Might be 3133 * from a previous command. We can't (sometimes) 3134 * just clear HOST INTERRUPT, so we'll just silently 3135 * eat this here. 3136 */ 3137 if (mbox & 0x4000) { 3138 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n", 3139 isp->isp_name, __LINE__, mbox)); 3140 ISP_WRITE(isp, BIU_SEMA, 0); 3141 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3142 SYS_DELAY(100); 3143 goto command_known; 3144 } 3145 PRINTF("%s: isp_mboxcmd sees mailbox int with 0x%x in " 3146 "mbox0\n", isp->isp_name, mbox); 3147 } 3148 SYS_DELAY(100); 3149 if (--loops < 0) { 3150 if (dld++ > 10) { 3151 PRINTF("%s: isp_mboxcmd could not get command " 3152 "started\n", isp->isp_name); 3153 return; 3154 } 3155 ISP_WRITE(isp, BIU_SEMA, 0); 3156 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3157 goto command_known; 3158 } 3159 } 3160 3161 /* 3162 * Write input parameters. 3163 * 3164 * Special case some of the setups for the dual port SCSI cards. 3165 * XXX Eventually will be fixed by converting register write/read 3166 * XXX counts to bitmasks. 3167 */ 3168 if (IS_12X0(isp)) { 3169 switch (opcode) { 3170 case MBOX_GET_RETRY_COUNT: 3171 case MBOX_SET_RETRY_COUNT: 3172 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); 3173 mbp->param[7] = 0; 3174 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); 3175 mbp->param[6] = 0; 3176 break; 3177 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3178 case MBOX_SET_ACT_NEG_STATE: 3179 case MBOX_SET_TAG_AGE_LIMIT: 3180 case MBOX_SET_SELECT_TIMEOUT: 3181 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); 3182 mbp->param[2] = 0; 3183 break; 3184 } 3185 } 3186 3187 switch (inparam) { 3188 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 3189 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 3190 case 6: 3191 /* 3192 * The Qlogic 2100 cannot have registers 4 and 5 written to 3193 * after initialization or BAD THINGS HAPPEN (tm). 3194 */ 3195 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3196 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); 3197 mbp->param[5] = 0; 3198 case 5: 3199 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3200 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); 3201 mbp->param[4] = 0; 3202 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 3203 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 3204 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 3205 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 3206 } 3207 3208 /* 3209 * Clear RISC int condition. 3210 */ 3211 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3212 3213 /* 3214 * Clear semaphore on mailbox registers so that the Qlogic 3215 * may update outgoing registers. 3216 */ 3217 ISP_WRITE(isp, BIU_SEMA, 0); 3218 3219 /* 3220 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 3221 */ 3222 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 3223 3224 /* 3225 * Wait until HOST INT has gone away (meaning that the Qlogic 3226 * has picked up the mailbox command. Wait a long time. 3227 */ 3228 loops = MBOX_DELAY_COUNT * 5; 3229 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) { 3230 SYS_DELAY(100); 3231 if (--loops < 0) { 3232 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name); 3233 return; 3234 } 3235 } 3236 3237 /* 3238 * While the Semaphore registers isn't set, wait for the Qlogic 3239 * to process the mailbox command. Again- wait a long time. 3240 */ 3241 loops = MBOX_DELAY_COUNT * 5; 3242 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 3243 SYS_DELAY(100); 3244 /* 3245 * Wierd- I've seen the case where the semaphore register 3246 * isn't getting set- sort of a violation of the protocol.. 3247 */ 3248 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000) 3249 break; 3250 if (--loops < 0) { 3251 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 3252 return; 3253 } 3254 } 3255 3256 /* 3257 * Make sure that the MBOX_BUSY has gone away 3258 */ 3259 loops = MBOX_DELAY_COUNT; 3260 for (;;) { 3261 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3262 if (mbox == MBOX_BUSY) { 3263 if (--loops < 0) { 3264 PRINTF("%s: isp_mboxcmd timeout #4\n", 3265 isp->isp_name); 3266 return; 3267 } 3268 SYS_DELAY(100); 3269 continue; 3270 } 3271 /* 3272 * We have a pending MBOX async event. 3273 */ 3274 if (mbox & 0x8000) { 3275 int fph = isp_parse_async(isp, (int) mbox); 3276 ISP_WRITE(isp, BIU_SEMA, 0); 3277 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3278 if (fph < 0) { 3279 return; 3280 } else if (fph > 0) { 3281 isp_fastpost_complete(isp, fph); 3282 } 3283 SYS_DELAY(100); 3284 continue; 3285 } 3286 break; 3287 } 3288 3289 /* 3290 * Pick up output parameters. Special case some of the readbacks 3291 * for the dual port SCSI cards. 3292 */ 3293 if (IS_12X0(isp)) { 3294 switch (opcode) { 3295 case MBOX_GET_RETRY_COUNT: 3296 case MBOX_SET_RETRY_COUNT: 3297 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3298 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3299 break; 3300 case MBOX_GET_TAG_AGE_LIMIT: 3301 case MBOX_SET_TAG_AGE_LIMIT: 3302 case MBOX_GET_ACT_NEG_STATE: 3303 case MBOX_SET_ACT_NEG_STATE: 3304 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3305 case MBOX_GET_ASYNC_DATA_SETUP_TIME: 3306 case MBOX_GET_RESET_DELAY_PARAMS: 3307 case MBOX_SET_RESET_DELAY_PARAMS: 3308 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3309 break; 3310 } 3311 } 3312 3313 switch (outparam) { 3314 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3315 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3316 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 3317 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 3318 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 3319 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3320 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 3321 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 3322 } 3323 3324 /* 3325 * Clear RISC int. 3326 */ 3327 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3328 3329 /* 3330 * Release semaphore on mailbox registers 3331 */ 3332 ISP_WRITE(isp, BIU_SEMA, 0); 3333 3334 /* 3335 * Just to be chatty here... 3336 */ 3337 switch (mbp->param[0]) { 3338 case MBOX_COMMAND_COMPLETE: 3339 break; 3340 case MBOX_INVALID_COMMAND: 3341 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 3342 isp->isp_name, opcode)); 3343 break; 3344 case MBOX_HOST_INTERFACE_ERROR: 3345 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 3346 isp->isp_name, opcode); 3347 break; 3348 case MBOX_TEST_FAILED: 3349 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 3350 isp->isp_name, opcode); 3351 break; 3352 case MBOX_COMMAND_ERROR: 3353 if (opcode != MBOX_ABOUT_FIRMWARE) 3354 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 3355 isp->isp_name, opcode); 3356 break; 3357 case MBOX_COMMAND_PARAM_ERROR: 3358 switch (opcode) { 3359 case MBOX_GET_PORT_DB: 3360 case MBOX_GET_PORT_NAME: 3361 case MBOX_GET_DEV_QUEUE_PARAMS: 3362 break; 3363 default: 3364 PRINTF("%s: mbox cmd %x failed with " 3365 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode); 3366 } 3367 break; 3368 3369 /* 3370 * Be silent about these... 3371 */ 3372 case ASYNC_PDB_CHANGED: 3373 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 3374 break; 3375 3376 case ASYNC_LIP_OCCURRED: 3377 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1]; 3378 /* FALLTHROUGH */ 3379 case ASYNC_LOOP_UP: 3380 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3381 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 3382 break; 3383 3384 case ASYNC_LOOP_DOWN: 3385 case ASYNC_LOOP_RESET: 3386 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3387 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 3388 /* FALLTHROUGH */ 3389 case ASYNC_CHANGE_NOTIFY: 3390 break; 3391 3392 default: 3393 /* 3394 * The expected return of EXEC_FIRMWARE is zero. 3395 */ 3396 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 3397 (opcode != MBOX_EXEC_FIRMWARE)) { 3398 PRINTF("%s: mbox cmd %x failed with error %x\n", 3399 isp->isp_name, opcode, mbp->param[0]); 3400 } 3401 break; 3402 } 3403 } 3404 3405 void 3406 isp_lostcmd(isp, xs) 3407 struct ispsoftc *isp; 3408 ISP_SCSI_XFER_T *xs; 3409 { 3410 mbreg_t mbs; 3411 3412 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 3413 isp_mboxcmd(isp, &mbs); 3414 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3415 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 3416 return; 3417 } 3418 if (mbs.param[1]) { 3419 PRINTF("%s: %d commands on completion queue\n", 3420 isp->isp_name, mbs.param[1]); 3421 } 3422 if (XS_NULL(xs)) 3423 return; 3424 3425 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 3426 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */ 3427 isp_mboxcmd(isp, &mbs); 3428 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3429 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 3430 return; 3431 } 3432 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 3433 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 3434 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 3435 3436 isp_dumpregs(isp, "lost command"); 3437 /* 3438 * XXX: Need to try and do something to recover. 3439 */ 3440 } 3441 3442 static void 3443 isp_dumpregs(isp, msg) 3444 struct ispsoftc *isp; 3445 const char *msg; 3446 { 3447 PRINTF("%s: %s\n", isp->isp_name, msg); 3448 if (IS_SCSI(isp)) 3449 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 3450 else 3451 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 3452 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 3453 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 3454 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 3455 3456 3457 if (IS_SCSI(isp)) { 3458 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 3459 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 3460 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 3461 ISP_READ(isp, CDMA_FIFO_STS)); 3462 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 3463 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 3464 ISP_READ(isp, DDMA_FIFO_STS)); 3465 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 3466 ISP_READ(isp, SXP_INTERRUPT), 3467 ISP_READ(isp, SXP_GROSS_ERR), 3468 ISP_READ(isp, SXP_PINS_CONTROL)); 3469 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 3470 } 3471 PRINTF(" mbox regs: %x %x %x %x %x\n", 3472 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1), 3473 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3), 3474 ISP_READ(isp, OUTMAILBOX4)); 3475 ISP_DUMPREGS(isp); 3476 } 3477 3478 static void 3479 isp_fw_state(isp) 3480 struct ispsoftc *isp; 3481 { 3482 mbreg_t mbs; 3483 if (IS_FC(isp)) { 3484 int once = 0; 3485 fcparam *fcp = isp->isp_param; 3486 again: 3487 mbs.param[0] = MBOX_GET_FW_STATE; 3488 isp_mboxcmd(isp, &mbs); 3489 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3490 IDPRINTF(0, ("%s: isp_fw_state 0x%x\n", isp->isp_name, 3491 mbs.param[0])); 3492 switch (mbs.param[0]) { 3493 case ASYNC_PDB_CHANGED: 3494 if (once++ < 10) { 3495 goto again; 3496 } 3497 fcp->isp_fwstate = FW_CONFIG_WAIT; 3498 fcp->isp_loopstate = LOOP_PDB_RCVD; 3499 goto again; 3500 case ASYNC_LIP_OCCURRED: 3501 fcp->isp_lipseq = mbs.param[1]; 3502 /* FALLTHROUGH */ 3503 case ASYNC_LOOP_UP: 3504 fcp->isp_fwstate = FW_CONFIG_WAIT; 3505 fcp->isp_loopstate = LOOP_LIP_RCVD; 3506 if (once++ < 10) { 3507 goto again; 3508 } 3509 break; 3510 case ASYNC_LOOP_RESET: 3511 case ASYNC_LOOP_DOWN: 3512 fcp->isp_fwstate = FW_CONFIG_WAIT; 3513 fcp->isp_loopstate = LOOP_NIL; 3514 /* FALLTHROUGH */ 3515 case ASYNC_CHANGE_NOTIFY: 3516 if (once++ < 10) { 3517 goto again; 3518 } 3519 break; 3520 } 3521 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n", 3522 isp->isp_name, mbs.param[0]); 3523 return; 3524 } 3525 fcp->isp_fwstate = mbs.param[1]; 3526 } 3527 } 3528 3529 static void 3530 isp_update(isp) 3531 struct ispsoftc *isp; 3532 { 3533 int bus; 3534 3535 for (bus = 0; isp->isp_update != 0; bus++) { 3536 if (isp->isp_update & (1 << bus)) { 3537 isp_update_bus(isp, bus); 3538 isp->isp_update ^= (1 << bus); 3539 } 3540 } 3541 } 3542 3543 static void 3544 isp_update_bus(isp, bus) 3545 struct ispsoftc *isp; 3546 int bus; 3547 { 3548 int tgt; 3549 mbreg_t mbs; 3550 sdparam *sdp; 3551 3552 if (IS_FC(isp)) { 3553 return; 3554 } 3555 3556 sdp = isp->isp_param; 3557 sdp += bus; 3558 3559 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3560 u_int16_t flags, period, offset; 3561 int get; 3562 3563 if (sdp->isp_devparam[tgt].dev_enable == 0) { 3564 IDPRINTF(1, ("%s: skipping target %d bus %d update\n", 3565 isp->isp_name, tgt, bus)); 3566 continue; 3567 } 3568 3569 /* 3570 * If the goal is to update the status of the device, 3571 * take what's in dev_flags and try and set the device 3572 * toward that. Otherwise, if we're just refreshing the 3573 * current device state, get the current parameters. 3574 */ 3575 if (sdp->isp_devparam[tgt].dev_update) { 3576 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 3577 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 3578 /* 3579 * Insist that PARITY must be enabled if SYNC 3580 * is enabled. 3581 */ 3582 if (mbs.param[2] & DPARM_SYNC) { 3583 mbs.param[2] |= DPARM_PARITY; 3584 } 3585 mbs.param[3] = 3586 (sdp->isp_devparam[tgt].sync_offset << 8) | 3587 (sdp->isp_devparam[tgt].sync_period); 3588 sdp->isp_devparam[tgt].dev_update = 0; 3589 /* 3590 * A command completion later that has 3591 * RQSTF_NEGOTIATION set will cause 3592 * the dev_refresh/announce cycle. 3593 * 3594 * Note: It is really important to update our current 3595 * flags with at least the state of TAG capabilities- 3596 * otherwise we might try and send a tagged command 3597 * when we have it all turned off. So change it here 3598 * to say that current already matches goal. 3599 */ 3600 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 3601 sdp->isp_devparam[tgt].cur_dflags |= 3602 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING); 3603 sdp->isp_devparam[tgt].dev_refresh = 1; 3604 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x" 3605 " period 0x%x\n", isp->isp_name, bus, tgt, 3606 mbs.param[2], mbs.param[3] >> 8, 3607 mbs.param[3] & 0xff)); 3608 get = 0; 3609 } else if (sdp->isp_devparam[tgt].dev_refresh) { 3610 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3611 sdp->isp_devparam[tgt].dev_refresh = 0; 3612 get = 1; 3613 } else { 3614 continue; 3615 } 3616 mbs.param[1] = (bus << 15) | (tgt << 8) ; 3617 isp_mboxcmd(isp, &mbs); 3618 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3619 PRINTF("%s: failed to %cet SCSI parameters for " 3620 "target %d\n", isp->isp_name, (get)? 'g' : 's', 3621 tgt); 3622 continue; 3623 } 3624 if (get == 0) { 3625 isp->isp_sendmarker |= (1 << bus); 3626 continue; 3627 } 3628 flags = mbs.param[2]; 3629 period = mbs.param[3] & 0xff; 3630 offset = mbs.param[3] >> 8; 3631 sdp->isp_devparam[tgt].cur_dflags = flags; 3632 sdp->isp_devparam[tgt].cur_period = period; 3633 sdp->isp_devparam[tgt].cur_offset = offset; 3634 get = (bus << 16) | tgt; 3635 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get); 3636 } 3637 } 3638 3639 static void 3640 isp_setdfltparm(isp, channel) 3641 struct ispsoftc *isp; 3642 int channel; 3643 { 3644 int tgt; 3645 mbreg_t mbs; 3646 sdparam *sdp, *sdp_chan0, *sdp_chan1; 3647 3648 if (IS_FC(isp)) { 3649 fcparam *fcp = (fcparam *) isp->isp_param; 3650 fcp += channel; 3651 if (fcp->isp_gotdparms) { 3652 return; 3653 } 3654 fcp->isp_gotdparms = 1; 3655 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 3656 fcp->isp_maxalloc = ICB_DFLT_ALLOC; 3657 fcp->isp_execthrottle = ICB_DFLT_THROTTLE; 3658 fcp->isp_retry_delay = ICB_DFLT_RDELAY; 3659 fcp->isp_retry_count = ICB_DFLT_RCOUNT; 3660 /* Platform specific.... */ 3661 fcp->isp_loopid = DEFAULT_LOOPID(isp); 3662 fcp->isp_nodewwn = DEFAULT_WWN(isp); 3663 fcp->isp_portwwn = DEFAULT_WWN(isp); 3664 /* 3665 * Now try and read NVRAM 3666 */ 3667 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3668 if (isp_read_nvram(isp)) { 3669 PRINTF("%s: using default WWN 0x%08x%08x\n", 3670 isp->isp_name, 3671 (u_int32_t)(fcp->isp_portwwn >> 32), 3672 (u_int32_t)(fcp->isp_portwwn & 0xffffffff)); 3673 } 3674 } 3675 return; 3676 } 3677 3678 sdp_chan0 = (sdparam *) isp->isp_param; 3679 sdp_chan1 = sdp_chan0 + 1; 3680 sdp = sdp_chan0 + channel; 3681 3682 /* 3683 * Been there, done that, got the T-shirt... 3684 */ 3685 if (sdp->isp_gotdparms) { 3686 return; 3687 } 3688 sdp->isp_gotdparms = 1; 3689 3690 /* 3691 * If we've not been told to avoid reading NVRAM, try and read it. 3692 * If we're successful reading it, we can return since NVRAM will 3693 * tell us the right thing to do. Otherwise, establish some reasonable 3694 * defaults. 3695 */ 3696 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3697 if (isp_read_nvram(isp) == 0) { 3698 return; 3699 } 3700 } 3701 3702 /* 3703 * Now try and see whether we have specific values for them. 3704 */ 3705 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 3706 isp_mboxcmd(isp, &mbs); 3707 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3708 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 3709 sdp_chan0->isp_req_ack_active_neg = 1; 3710 sdp_chan0->isp_data_line_active_neg = 1; 3711 if (IS_12X0(isp)) { 3712 sdp_chan1->isp_req_ack_active_neg = 1; 3713 sdp_chan1->isp_data_line_active_neg = 1; 3714 } 3715 } else { 3716 sdp_chan0->isp_req_ack_active_neg = (mbs.param[1] >> 4) & 0x1; 3717 sdp_chan0->isp_data_line_active_neg = (mbs.param[1] >> 5) & 0x1; 3718 if (IS_12X0(isp)) { 3719 sdp_chan1->isp_req_ack_active_neg = 3720 (mbs.param[2] >> 4) & 0x1; 3721 sdp_chan1->isp_data_line_active_neg = 3722 (mbs.param[2] >> 5) & 0x1; 3723 } 3724 } 3725 3726 /* 3727 * The trick here is to establish a default for the default (honk!) 3728 * state (dev_flags). Then try and get the current status from 3729 * the card to fill in the current state. We don't, in fact, set 3730 * the default to the SAFE default state- that's not the goal state. 3731 */ 3732 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3733 sdp->isp_devparam[tgt].cur_offset = 0; 3734 sdp->isp_devparam[tgt].cur_period = 0; 3735 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT; 3736 sdp->isp_devparam[tgt].cur_dflags = 0; 3737 if (isp->isp_type < ISP_HA_SCSI_1040 || 3738 (isp->isp_clock && isp->isp_clock < 60)) { 3739 sdp->isp_devparam[tgt].sync_offset = 3740 ISP_10M_SYNCPARMS >> 8; 3741 sdp->isp_devparam[tgt].sync_period = 3742 ISP_10M_SYNCPARMS & 0xff; 3743 } else if (IS_1080(isp)) { 3744 sdp->isp_devparam[tgt].sync_offset = 3745 ISP_40M_SYNCPARMS >> 8; 3746 sdp->isp_devparam[tgt].sync_period = 3747 ISP_40M_SYNCPARMS & 0xff; 3748 } else { 3749 sdp->isp_devparam[tgt].sync_offset = 3750 ISP_20M_SYNCPARMS >> 8; 3751 sdp->isp_devparam[tgt].sync_period = 3752 ISP_20M_SYNCPARMS & 0xff; 3753 } 3754 3755 /* 3756 * Don't get current target parameters if we've been 3757 * told not to use NVRAM- it's really the same thing. 3758 */ 3759 if (isp->isp_confopts & ISP_CFG_NONVRAM) { 3760 continue; 3761 } 3762 3763 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3764 mbs.param[1] = tgt << 8; 3765 isp_mboxcmd(isp, &mbs); 3766 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3767 continue; 3768 } 3769 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 3770 sdp->isp_devparam[tgt].dev_flags = mbs.param[2]; 3771 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 3772 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 3773 3774 /* 3775 * The maximum period we can really see 3776 * here is 100 (decimal), or 400 ns. 3777 * For some unknown reason we sometimes 3778 * get back wildass numbers from the 3779 * boot device's parameters (alpha only). 3780 */ 3781 if ((mbs.param[3] & 0xff) <= 0x64) { 3782 sdp->isp_devparam[tgt].sync_period = 3783 mbs.param[3] & 0xff; 3784 sdp->isp_devparam[tgt].sync_offset = 3785 mbs.param[3] >> 8; 3786 } 3787 3788 /* 3789 * It is not safe to run Ultra Mode with a clock < 60. 3790 */ 3791 if (((isp->isp_clock && isp->isp_clock < 60) || 3792 (isp->isp_type < ISP_HA_SCSI_1020A)) && 3793 (sdp->isp_devparam[tgt].sync_period <= 3794 (ISP_20M_SYNCPARMS & 0xff))) { 3795 sdp->isp_devparam[tgt].sync_offset = 3796 ISP_10M_SYNCPARMS >> 8; 3797 sdp->isp_devparam[tgt].sync_period = 3798 ISP_10M_SYNCPARMS & 0xff; 3799 } 3800 } 3801 3802 /* 3803 * Establish default some more default parameters. 3804 */ 3805 sdp->isp_cmd_dma_burst_enable = 1; 3806 sdp->isp_data_dma_burst_enabl = 1; 3807 sdp->isp_fifo_threshold = 0; 3808 sdp->isp_initiator_id = 7; 3809 /* XXXX This is probably based upon clock XXXX */ 3810 if (isp->isp_type >= ISP_HA_SCSI_1040) { 3811 sdp->isp_async_data_setup = 9; 3812 } else { 3813 sdp->isp_async_data_setup = 6; 3814 } 3815 sdp->isp_selection_timeout = 250; 3816 sdp->isp_max_queue_depth = MAXISPREQUEST; 3817 sdp->isp_tag_aging = 8; 3818 sdp->isp_bus_reset_delay = 3; 3819 sdp->isp_retry_count = 2; 3820 sdp->isp_retry_delay = 2; 3821 3822 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3823 sdp->isp_devparam[tgt].exc_throttle = 16; 3824 sdp->isp_devparam[tgt].dev_enable = 1; 3825 } 3826 } 3827 3828 /* 3829 * Re-initialize the ISP and complete all orphaned commands 3830 * with a 'botched' notice. The reset/init routines should 3831 * not disturb an already active list of commands. 3832 * 3833 * Locks held prior to coming here. 3834 */ 3835 3836 void 3837 isp_restart(isp) 3838 struct ispsoftc *isp; 3839 { 3840 ISP_SCSI_XFER_T *xs; 3841 u_int32_t handle; 3842 3843 #if 0 3844 isp->isp_gotdparms = 0; 3845 #endif 3846 isp_reset(isp); 3847 if (isp->isp_state == ISP_RESETSTATE) { 3848 isp_init(isp); 3849 if (isp->isp_state == ISP_INITSTATE) { 3850 isp->isp_state = ISP_RUNSTATE; 3851 } 3852 } 3853 if (isp->isp_state != ISP_RUNSTATE) { 3854 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 3855 } 3856 isp->isp_nactive = 0; 3857 3858 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) { 3859 xs = isp_find_xs(isp, handle); 3860 if (xs == NULL) { 3861 continue; 3862 } 3863 isp_destroy_handle(isp, handle); 3864 if (XS_XFRLEN(xs)) { 3865 ISP_DMAFREE(isp, xs, handle); 3866 XS_RESID(xs) = XS_XFRLEN(xs); 3867 } else { 3868 XS_RESID(xs) = 0; 3869 } 3870 XS_SETERR(xs, HBA_BUSRESET); 3871 XS_CMD_DONE(xs); 3872 } 3873 } 3874 3875 /* 3876 * NVRAM Routines 3877 */ 3878 3879 static int 3880 isp_read_nvram(isp) 3881 struct ispsoftc *isp; 3882 { 3883 static char *tru = "true"; 3884 static char *not = "false"; 3885 int i, amt; 3886 u_int8_t csum, minversion; 3887 union { 3888 u_int8_t _x[ISP2100_NVRAM_SIZE]; 3889 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 3890 } _n; 3891 #define nvram_data _n._x 3892 #define nvram_words _n._s 3893 3894 if (IS_FC(isp)) { 3895 amt = ISP2100_NVRAM_SIZE; 3896 minversion = 1; 3897 } else if (IS_1080(isp) || IS_12X0(isp)) { 3898 amt = ISP1080_NVRAM_SIZE; 3899 minversion = 0; 3900 } else { 3901 amt = ISP_NVRAM_SIZE; 3902 minversion = 2; 3903 } 3904 3905 /* 3906 * Just read the first two words first to see if we have a valid 3907 * NVRAM to continue reading the rest with. 3908 */ 3909 for (i = 0; i < 2; i++) { 3910 isp_rdnvram_word(isp, i, &nvram_words[i]); 3911 } 3912 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 3913 nvram_data[2] != 'P') { 3914 if (isp->isp_bustype != ISP_BT_SBUS) { 3915 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n", 3916 isp->isp_name, nvram_data[0], nvram_data[1], 3917 nvram_data[2], nvram_data[3]); 3918 } 3919 return (-1); 3920 } 3921 for (i = 2; i < amt>>1; i++) { 3922 isp_rdnvram_word(isp, i, &nvram_words[i]); 3923 } 3924 for (csum = 0, i = 0; i < amt; i++) { 3925 csum += nvram_data[i]; 3926 } 3927 if (csum != 0) { 3928 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 3929 return (-1); 3930 } 3931 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 3932 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 3933 ISP_NVRAM_VERSION(nvram_data)); 3934 return (-1); 3935 } 3936 3937 if (IS_1080(isp) || IS_12X0(isp)) { 3938 int bus; 3939 sdparam *sdp = (sdparam *) isp->isp_param; 3940 for (bus = 0; bus < (IS_1080(isp)? 1 : 2); bus++, sdp++) { 3941 sdp->isp_fifo_threshold = 3942 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data); 3943 3944 sdp->isp_initiator_id = 3945 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus); 3946 3947 sdp->isp_bus_reset_delay = 3948 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 3949 3950 sdp->isp_retry_count = 3951 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 3952 3953 sdp->isp_retry_delay = 3954 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 3955 3956 sdp->isp_async_data_setup = 3957 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 3958 bus); 3959 3960 sdp->isp_req_ack_active_neg = 3961 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 3962 bus); 3963 3964 sdp->isp_data_line_active_neg = 3965 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 3966 bus); 3967 3968 sdp->isp_data_dma_burst_enabl = 3969 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 3970 3971 sdp->isp_cmd_dma_burst_enable = 3972 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 3973 3974 sdp->isp_selection_timeout = 3975 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 3976 3977 sdp->isp_max_queue_depth = 3978 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 3979 3980 if (isp->isp_dblev >= 3) { 3981 PRINTF("%s: ISP1080 bus %d NVRAM values:\n", 3982 isp->isp_name, bus); 3983 PRINTF(" Initiator ID = %d\n", 3984 sdp->isp_initiator_id); 3985 PRINTF(" Fifo Threshold = 0x%x\n", 3986 sdp->isp_fifo_threshold); 3987 PRINTF(" Bus Reset Delay = %d\n", 3988 sdp->isp_bus_reset_delay); 3989 PRINTF(" Retry Count = %d\n", 3990 sdp->isp_retry_count); 3991 PRINTF(" Retry Delay = %d\n", 3992 sdp->isp_retry_delay); 3993 PRINTF(" Tag Age Limit = %d\n", 3994 sdp->isp_tag_aging); 3995 PRINTF(" Selection Timeout = %d\n", 3996 sdp->isp_selection_timeout); 3997 PRINTF(" Max Queue Depth = %d\n", 3998 sdp->isp_max_queue_depth); 3999 PRINTF(" Async Data Setup = 0x%x\n", 4000 sdp->isp_async_data_setup); 4001 PRINTF(" REQ/ACK Active Negation = %s\n", 4002 sdp->isp_req_ack_active_neg? tru : not); 4003 PRINTF(" Data Line Active Negation = %s\n", 4004 sdp->isp_data_line_active_neg? tru : not); 4005 PRINTF(" Cmd DMA Burst Enable = %s\n", 4006 sdp->isp_cmd_dma_burst_enable? tru : not); 4007 } 4008 for (i = 0; i < MAX_TARGETS; i++) { 4009 sdp->isp_devparam[i].dev_enable = 4010 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4011 sdp->isp_devparam[i].exc_throttle = 4012 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4013 sdp->isp_devparam[i].sync_offset = 4014 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4015 sdp->isp_devparam[i].sync_period = 4016 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4017 sdp->isp_devparam[i].dev_flags = 0; 4018 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4019 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4020 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4021 PRINTF("%s: not supporting QFRZ option " 4022 "for target %d bus %d\n", 4023 isp->isp_name, i, bus); 4024 } 4025 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4026 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4027 PRINTF("%s: not disabling ARQ option " 4028 "for target %d bus %d\n", 4029 isp->isp_name, i, bus); 4030 } 4031 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus)) 4032 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4033 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4034 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4035 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4036 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4037 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4038 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4039 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus)) 4040 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4041 sdp->isp_devparam[i].cur_dflags = 0; 4042 if (isp->isp_dblev >= 3) { 4043 PRINTF(" Target %d: Ena %d Throttle " 4044 "%d Offset %d Period %d Flags " 4045 "0x%x\n", i, 4046 sdp->isp_devparam[i].dev_enable, 4047 sdp->isp_devparam[i].exc_throttle, 4048 sdp->isp_devparam[i].sync_offset, 4049 sdp->isp_devparam[i].sync_period, 4050 sdp->isp_devparam[i].dev_flags); 4051 } 4052 } 4053 } 4054 } else if (IS_SCSI(isp)) { 4055 sdparam *sdp = (sdparam *) isp->isp_param; 4056 4057 sdp->isp_fifo_threshold = 4058 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 4059 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 4060 4061 sdp->isp_initiator_id = 4062 ISP_NVRAM_INITIATOR_ID(nvram_data); 4063 4064 sdp->isp_bus_reset_delay = 4065 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 4066 4067 sdp->isp_retry_count = 4068 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 4069 4070 sdp->isp_retry_delay = 4071 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 4072 4073 sdp->isp_async_data_setup = 4074 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 4075 4076 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4077 if (sdp->isp_async_data_setup < 9) { 4078 sdp->isp_async_data_setup = 9; 4079 } 4080 } else { 4081 if (sdp->isp_async_data_setup != 6) { 4082 sdp->isp_async_data_setup = 6; 4083 } 4084 } 4085 4086 sdp->isp_req_ack_active_neg = 4087 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 4088 4089 sdp->isp_data_line_active_neg = 4090 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 4091 4092 sdp->isp_data_dma_burst_enabl = 4093 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 4094 4095 sdp->isp_cmd_dma_burst_enable = 4096 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 4097 4098 sdp->isp_tag_aging = 4099 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 4100 4101 sdp->isp_selection_timeout = 4102 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 4103 4104 sdp->isp_max_queue_depth = 4105 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 4106 4107 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 4108 if (isp->isp_dblev > 2) { 4109 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4110 PRINTF(" Fifo Threshold = 0x%x\n", 4111 sdp->isp_fifo_threshold); 4112 PRINTF(" Bus Reset Delay = %d\n", 4113 sdp->isp_bus_reset_delay); 4114 PRINTF(" Retry Count = %d\n", 4115 sdp->isp_retry_count); 4116 PRINTF(" Retry Delay = %d\n", 4117 sdp->isp_retry_delay); 4118 PRINTF(" Tag Age Limit = %d\n", 4119 sdp->isp_tag_aging); 4120 PRINTF(" Selection Timeout = %d\n", 4121 sdp->isp_selection_timeout); 4122 PRINTF(" Max Queue Depth = %d\n", 4123 sdp->isp_max_queue_depth); 4124 PRINTF(" Async Data Setup = 0x%x\n", 4125 sdp->isp_async_data_setup); 4126 PRINTF(" REQ/ACK Active Negation = %s\n", 4127 sdp->isp_req_ack_active_neg? tru : not); 4128 PRINTF(" Data Line Active Negation = %s\n", 4129 sdp->isp_data_line_active_neg? tru : not); 4130 PRINTF(" Data DMA Burst Enable = %s\n", 4131 sdp->isp_data_dma_burst_enabl? tru : not); 4132 PRINTF(" Cmd DMA Burst Enable = %s\n", 4133 sdp->isp_cmd_dma_burst_enable? tru : not); 4134 PRINTF(" Fast MTTR = %s\n", 4135 isp->isp_fast_mttr? tru : not); 4136 } 4137 for (i = 0; i < MAX_TARGETS; i++) { 4138 sdp->isp_devparam[i].dev_enable = 4139 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 4140 sdp->isp_devparam[i].exc_throttle = 4141 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 4142 sdp->isp_devparam[i].sync_offset = 4143 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 4144 sdp->isp_devparam[i].sync_period = 4145 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 4146 4147 if (isp->isp_type < ISP_HA_SCSI_1040) { 4148 /* 4149 * If we're not ultra, we can't possibly 4150 * be a shorter period than this. 4151 */ 4152 if (sdp->isp_devparam[i].sync_period < 0x19) { 4153 sdp->isp_devparam[i].sync_period = 4154 0x19; 4155 } 4156 if (sdp->isp_devparam[i].sync_offset > 0xc) { 4157 sdp->isp_devparam[i].sync_offset = 4158 0x0c; 4159 } 4160 } else { 4161 if (sdp->isp_devparam[i].sync_offset > 0x8) { 4162 sdp->isp_devparam[i].sync_offset = 0x8; 4163 } 4164 } 4165 sdp->isp_devparam[i].dev_flags = 0; 4166 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 4167 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4168 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 4169 PRINTF("%s: not supporting QFRZ option for " 4170 "target %d\n", isp->isp_name, i); 4171 } 4172 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4173 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 4174 PRINTF("%s: not disabling ARQ option for " 4175 "target %d\n", isp->isp_name, i); 4176 } 4177 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 4178 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4179 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 4180 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4181 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 4182 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4183 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 4184 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4185 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 4186 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4187 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */ 4188 if (isp->isp_dblev > 2) { 4189 PRINTF(" Target %d: Enabled %d Throttle %d " 4190 "Offset %d Period %d Flags 0x%x\n", i, 4191 sdp->isp_devparam[i].dev_enable, 4192 sdp->isp_devparam[i].exc_throttle, 4193 sdp->isp_devparam[i].sync_offset, 4194 sdp->isp_devparam[i].sync_period, 4195 sdp->isp_devparam[i].dev_flags); 4196 } 4197 } 4198 } else { 4199 fcparam *fcp = (fcparam *) isp->isp_param; 4200 union { 4201 struct { 4202 #if BYTE_ORDER == BIG_ENDIAN 4203 u_int32_t hi32; 4204 u_int32_t lo32; 4205 #else 4206 u_int32_t lo32; 4207 u_int32_t hi32; 4208 #endif 4209 } wd; 4210 u_int64_t full64; 4211 } wwnstore; 4212 4213 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 4214 /* 4215 * Broken PTI cards with nothing in the top nibble. Pah. 4216 */ 4217 if ((wwnstore.wd.hi32 >> 28) == 0) { 4218 wwnstore.wd.hi32 |= (2 << 28); 4219 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n", 4220 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4221 } else { 4222 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 4223 wwnstore.wd.hi32, wwnstore.wd.lo32); 4224 } 4225 fcp->isp_nodewwn = wwnstore.full64; 4226 4227 /* 4228 * If the Node WWN has 2 in the top nibble, we can 4229 * authoritatively construct a Port WWN by adding 4230 * our unit number (plus one to make it nonzero) and 4231 * putting it into bits 59..56. If the top nibble isn't 4232 * 2, then we just set them identically. 4233 */ 4234 if ((fcp->isp_nodewwn >> 60) == 2) { 4235 fcp->isp_portwwn = fcp->isp_nodewwn | 4236 (((u_int64_t)(isp->isp_unit+1)) << 56); 4237 } else { 4238 fcp->isp_portwwn = fcp->isp_nodewwn; 4239 } 4240 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 4241 if (wwnstore.full64 != 0) { 4242 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 4243 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4244 } 4245 fcp->isp_maxalloc = 4246 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 4247 fcp->isp_maxfrmlen = 4248 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 4249 fcp->isp_retry_delay = 4250 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 4251 fcp->isp_retry_count = 4252 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 4253 fcp->isp_loopid = 4254 ISP2100_NVRAM_HARDLOOPID(nvram_data); 4255 fcp->isp_execthrottle = 4256 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 4257 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data); 4258 if (isp->isp_dblev > 2) { 4259 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4260 PRINTF(" Max IOCB Allocation = %d\n", 4261 fcp->isp_maxalloc); 4262 PRINTF(" Max Frame Length = %d\n", 4263 fcp->isp_maxfrmlen); 4264 PRINTF(" Execution Throttle = %d\n", 4265 fcp->isp_execthrottle); 4266 PRINTF(" Retry Count = %d\n", 4267 fcp->isp_retry_count); 4268 PRINTF(" Retry Delay = %d\n", 4269 fcp->isp_retry_delay); 4270 PRINTF(" Hard Loop ID = %d\n", 4271 fcp->isp_loopid); 4272 PRINTF(" Options = 0x%x\n", 4273 fcp->isp_fwoptions); 4274 PRINTF(" HBA Options = 0x%x\n", 4275 ISP2100_NVRAM_HBA_OPTIONS(nvram_data)); 4276 } 4277 } 4278 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name)); 4279 return (0); 4280 } 4281 4282 static void 4283 isp_rdnvram_word(isp, wo, rp) 4284 struct ispsoftc *isp; 4285 int wo; 4286 u_int16_t *rp; 4287 { 4288 int i, cbits; 4289 u_int16_t bit, rqst; 4290 4291 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4292 SYS_DELAY(2); 4293 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4294 SYS_DELAY(2); 4295 4296 if (IS_FC(isp)) { 4297 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 4298 rqst = (ISP_NVRAM_READ << 8) | wo; 4299 cbits = 10; 4300 } else if (IS_1080(isp) || IS_12X0(isp)) { 4301 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1); 4302 rqst = (ISP_NVRAM_READ << 8) | wo; 4303 cbits = 10; 4304 } else { 4305 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 4306 rqst = (ISP_NVRAM_READ << 6) | wo; 4307 cbits = 8; 4308 } 4309 4310 /* 4311 * Clock the word select request out... 4312 */ 4313 for (i = cbits; i >= 0; i--) { 4314 if ((rqst >> i) & 1) { 4315 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 4316 } else { 4317 bit = BIU_NVRAM_SELECT; 4318 } 4319 ISP_WRITE(isp, BIU_NVRAM, bit); 4320 SYS_DELAY(2); 4321 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 4322 SYS_DELAY(2); 4323 ISP_WRITE(isp, BIU_NVRAM, bit); 4324 SYS_DELAY(2); 4325 } 4326 /* 4327 * Now read the result back in (bits come back in MSB format). 4328 */ 4329 *rp = 0; 4330 for (i = 0; i < 16; i++) { 4331 u_int16_t rv; 4332 *rp <<= 1; 4333 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4334 SYS_DELAY(2); 4335 rv = ISP_READ(isp, BIU_NVRAM); 4336 if (rv & BIU_NVRAM_DATAIN) { 4337 *rp |= 1; 4338 } 4339 SYS_DELAY(2); 4340 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4341 SYS_DELAY(2); 4342 } 4343 ISP_WRITE(isp, BIU_NVRAM, 0); 4344 SYS_DELAY(2); 4345 #if BYTE_ORDER == BIG_ENDIAN 4346 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 4347 #endif 4348 } 4349
Indexes created Wed Sep 24 02:09:48 GMT 2025