1 /* $FreeBSD$ */ 2 /* 3 * Machine and OS Independent (well, as best as possible) 4 * code for the Qlogic ISP SCSI adapters. 5 * 6 * Copyright (c) 1997, 1998, 1999 by Matthew Jacob 7 * NASA/Ames Research Center 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice immediately at the beginning of the file, without modification, 15 * this list of conditions, and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 26 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 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_int16_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 static void isp_parse_nvram_1020 __P((struct ispsoftc *, u_int8_t *)); 99 static void isp_parse_nvram_1080 __P((struct ispsoftc *, int, u_int8_t *)); 100 static void isp_parse_nvram_12160 __P((struct ispsoftc *, int, u_int8_t *)); 101 static void isp_parse_nvram_2100 __P((struct ispsoftc *, u_int8_t *)); 102 103 104 /* 105 * Reset Hardware. 106 * 107 * Hit the chip over the head, download new f/w if available and set it running. 108 * 109 * Locking done elsewhere. 110 */ 111 void 112 isp_reset(isp) 113 struct ispsoftc *isp; 114 { 115 mbreg_t mbs; 116 int loops, i, dodnld = 1; 117 char *revname; 118 119 isp->isp_state = ISP_NILSTATE; 120 121 /* 122 * Basic types (SCSI, FibreChannel and PCI or SBus) 123 * have been set in the MD code. We figure out more 124 * here. 125 */ 126 isp->isp_dblev = DFLT_DBLEVEL; 127 128 /* 129 * After we've fired this chip up, zero out the conf1 register 130 * for SCSI adapters and other settings for the 2100. 131 */ 132 133 /* 134 * Get the current running firmware revision out of the 135 * chip before we hit it over the head (if this is our 136 * first time through). Note that we store this as the 137 * 'ROM' firmware revision- which it may not be. In any 138 * case, we don't really use this yet, but we may in 139 * the future. 140 */ 141 if (isp->isp_touched == 0) { 142 /* 143 * Just in case it was paused... 144 */ 145 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 146 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 147 isp_mboxcmd(isp, &mbs); 148 /* 149 * If this fails, it probably means we're running 150 * an old prom, if anything at all... 151 */ 152 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 153 isp->isp_romfw_rev[0] = mbs.param[1]; 154 isp->isp_romfw_rev[1] = mbs.param[2]; 155 isp->isp_romfw_rev[2] = mbs.param[3]; 156 } 157 isp->isp_touched = 1; 158 } 159 160 DISABLE_INTS(isp); 161 162 /* 163 * Put the board into PAUSE mode (so we can read the SXP registers). 164 */ 165 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 166 167 if (IS_FC(isp)) { 168 revname = "2X00"; 169 switch (isp->isp_type) { 170 case ISP_HA_FC_2100: 171 revname[1] = '1'; 172 break; 173 case ISP_HA_FC_2200: 174 revname[1] = '2'; 175 break; 176 default: 177 break; 178 } 179 } else if (IS_1240(isp)) { 180 sdparam *sdp = isp->isp_param; 181 revname = "1240"; 182 isp->isp_clock = 60; 183 sdp->isp_ultramode = 1; 184 sdp++; 185 sdp->isp_ultramode = 1; 186 /* 187 * XXX: Should probably do some bus sensing. 188 */ 189 } else if (IS_ULTRA2(isp)) { 190 static char *m = "%s: bus %d is in %s Mode\n"; 191 u_int16_t l; 192 sdparam *sdp = isp->isp_param; 193 194 isp->isp_clock = 100; 195 196 if (IS_1280(isp)) 197 revname = "1280"; 198 else if (IS_1080(isp)) 199 revname = "1080"; 200 else if (IS_12160(isp)) 201 revname = "12160"; 202 else 203 revname = "<UNKLVD>"; 204 205 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK; 206 switch (l) { 207 case ISP1080_LVD_MODE: 208 sdp->isp_lvdmode = 1; 209 CFGPRINTF(m, isp->isp_name, 0, "LVD"); 210 break; 211 case ISP1080_HVD_MODE: 212 sdp->isp_diffmode = 1; 213 CFGPRINTF(m, isp->isp_name, 0, "Differential"); 214 break; 215 case ISP1080_SE_MODE: 216 sdp->isp_ultramode = 1; 217 CFGPRINTF(m, isp->isp_name, 0, "Single-Ended"); 218 break; 219 default: 220 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n", 221 isp->isp_name, 0, l); 222 break; 223 } 224 225 if (IS_DUALBUS(isp)) { 226 sdp++; 227 l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT); 228 l &= ISP1080_MODE_MASK; 229 switch(l) { 230 case ISP1080_LVD_MODE: 231 sdp->isp_lvdmode = 1; 232 CFGPRINTF(m, isp->isp_name, 1, "LVD"); 233 break; 234 case ISP1080_HVD_MODE: 235 sdp->isp_diffmode = 1; 236 CFGPRINTF(m, isp->isp_name, 1, "Differential"); 237 break; 238 case ISP1080_SE_MODE: 239 sdp->isp_ultramode = 1; 240 CFGPRINTF(m, isp->isp_name, 1, "Single-Ended"); 241 break; 242 default: 243 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n", 244 isp->isp_name, 1, l); 245 break; 246 } 247 } 248 } else { 249 sdparam *sdp = isp->isp_param; 250 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK; 251 switch (i) { 252 default: 253 PRINTF("%s: unknown chip rev. 0x%x- assuming a 1020\n", 254 isp->isp_name, i); 255 /* FALLTHROUGH */ 256 case 1: 257 revname = "1020"; 258 isp->isp_type = ISP_HA_SCSI_1020; 259 isp->isp_clock = 40; 260 break; 261 case 2: 262 /* 263 * Some 1020A chips are Ultra Capable, but don't 264 * run the clock rate up for that unless told to 265 * do so by the Ultra Capable bits being set. 266 */ 267 revname = "1020A"; 268 isp->isp_type = ISP_HA_SCSI_1020A; 269 isp->isp_clock = 40; 270 break; 271 case 3: 272 revname = "1040"; 273 isp->isp_type = ISP_HA_SCSI_1040; 274 isp->isp_clock = 60; 275 break; 276 case 4: 277 revname = "1040A"; 278 isp->isp_type = ISP_HA_SCSI_1040A; 279 isp->isp_clock = 60; 280 break; 281 case 5: 282 revname = "1040B"; 283 isp->isp_type = ISP_HA_SCSI_1040B; 284 isp->isp_clock = 60; 285 break; 286 case 6: 287 revname = "1040C"; 288 isp->isp_type = ISP_HA_SCSI_1040C; 289 isp->isp_clock = 60; 290 break; 291 } 292 /* 293 * Now, while we're at it, gather info about ultra 294 * and/or differential mode. 295 */ 296 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) { 297 CFGPRINTF("%s: Differential Mode\n", isp->isp_name); 298 sdp->isp_diffmode = 1; 299 } else { 300 sdp->isp_diffmode = 0; 301 } 302 i = ISP_READ(isp, RISC_PSR); 303 if (isp->isp_bustype == ISP_BT_SBUS) { 304 i &= RISC_PSR_SBUS_ULTRA; 305 } else { 306 i &= RISC_PSR_PCI_ULTRA; 307 } 308 if (i != 0) { 309 CFGPRINTF("%s: Ultra Mode Capable\n", isp->isp_name); 310 sdp->isp_ultramode = 1; 311 /* 312 * If we're in Ultra Mode, we have to be 60Mhz clock- 313 * even for the SBus version. 314 */ 315 isp->isp_clock = 60; 316 } else { 317 sdp->isp_ultramode = 0; 318 /* 319 * Clock is known. Gronk. 320 */ 321 } 322 323 /* 324 * Machine dependent clock (if set) overrides 325 * our generic determinations. 326 */ 327 if (isp->isp_mdvec->dv_clock) { 328 if (isp->isp_mdvec->dv_clock < isp->isp_clock) { 329 isp->isp_clock = isp->isp_mdvec->dv_clock; 330 } 331 } 332 333 } 334 335 /* 336 * Do MD specific pre initialization 337 */ 338 ISP_RESET0(isp); 339 340 again: 341 342 /* 343 * Hit the chip over the head with hammer, 344 * and give the ISP a chance to recover. 345 */ 346 347 if (IS_SCSI(isp)) { 348 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET); 349 /* 350 * A slight delay... 351 */ 352 SYS_DELAY(100); 353 354 #if 0 355 PRINTF("%s: mbox0-5: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 356 isp->isp_name, ISP_READ(isp, OUTMAILBOX0), 357 ISP_READ(isp, OUTMAILBOX1), ISP_READ(isp, OUTMAILBOX2), 358 ISP_READ(isp, OUTMAILBOX3), ISP_READ(isp, OUTMAILBOX4), 359 ISP_READ(isp, OUTMAILBOX5)); 360 #endif 361 362 /* 363 * Clear data && control DMA engines. 364 */ 365 ISP_WRITE(isp, CDMA_CONTROL, 366 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 367 ISP_WRITE(isp, DDMA_CONTROL, 368 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 369 370 371 } else { 372 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET); 373 /* 374 * A slight delay... 375 */ 376 SYS_DELAY(100); 377 378 /* 379 * Clear data && control DMA engines. 380 */ 381 ISP_WRITE(isp, CDMA2100_CONTROL, 382 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 383 ISP_WRITE(isp, TDMA2100_CONTROL, 384 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 385 ISP_WRITE(isp, RDMA2100_CONTROL, 386 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 387 } 388 389 /* 390 * Wait for ISP to be ready to go... 391 */ 392 loops = MBOX_DELAY_COUNT; 393 for (;;) { 394 if (IS_SCSI(isp)) { 395 if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) 396 break; 397 } else { 398 if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET)) 399 break; 400 } 401 SYS_DELAY(100); 402 if (--loops < 0) { 403 isp_dumpregs(isp, "chip reset timed out"); 404 return; 405 } 406 } 407 408 /* 409 * After we've fired this chip up, zero out the conf1 register 410 * for SCSI adapters and other settings for the 2100. 411 */ 412 413 if (IS_SCSI(isp)) { 414 ISP_WRITE(isp, BIU_CONF1, 0); 415 } else { 416 ISP_WRITE(isp, BIU2100_CSR, 0); 417 } 418 419 /* 420 * Reset RISC Processor 421 */ 422 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 423 SYS_DELAY(100); 424 425 /* 426 * Establish some initial burst rate stuff. 427 * (only for the 1XX0 boards). This really should 428 * be done later after fetching from NVRAM. 429 */ 430 if (IS_SCSI(isp)) { 431 u_int16_t tmp = isp->isp_mdvec->dv_conf1; 432 /* 433 * Busted FIFO. Turn off all but burst enables. 434 */ 435 if (isp->isp_type == ISP_HA_SCSI_1040A) { 436 tmp &= BIU_BURST_ENABLE; 437 } 438 ISP_SETBITS(isp, BIU_CONF1, tmp); 439 if (tmp & BIU_BURST_ENABLE) { 440 ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST); 441 ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST); 442 } 443 #ifdef PTI_CARDS 444 if (((sdparam *) isp->isp_param)->isp_ultramode) { 445 while (ISP_READ(isp, RISC_MTR) != 0x1313) { 446 ISP_WRITE(isp, RISC_MTR, 0x1313); 447 ISP_WRITE(isp, HCCR, HCCR_CMD_STEP); 448 } 449 } else { 450 ISP_WRITE(isp, RISC_MTR, 0x1212); 451 } 452 /* 453 * PTI specific register 454 */ 455 ISP_WRITE(isp, RISC_EMB, DUAL_BANK) 456 #else 457 ISP_WRITE(isp, RISC_MTR, 0x1212); 458 #endif 459 } else { 460 ISP_WRITE(isp, RISC_MTR2100, 0x1212); 461 } 462 463 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */ 464 465 /* 466 * Do MD specific post initialization 467 */ 468 ISP_RESET1(isp); 469 470 /* 471 * Wait for everything to finish firing up... 472 */ 473 loops = MBOX_DELAY_COUNT; 474 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) { 475 SYS_DELAY(100); 476 if (--loops < 0) { 477 PRINTF("%s: MBOX_BUSY never cleared on reset\n", 478 isp->isp_name); 479 return; 480 } 481 } 482 483 /* 484 * Up until this point we've done everything by just reading or 485 * setting registers. From this point on we rely on at least *some* 486 * kind of firmware running in the card. 487 */ 488 489 /* 490 * Do some sanity checking. 491 */ 492 mbs.param[0] = MBOX_NO_OP; 493 isp_mboxcmd(isp, &mbs); 494 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 495 isp_dumpregs(isp, "NOP test failed"); 496 return; 497 } 498 499 if (IS_SCSI(isp)) { 500 mbs.param[0] = MBOX_MAILBOX_REG_TEST; 501 mbs.param[1] = 0xdead; 502 mbs.param[2] = 0xbeef; 503 mbs.param[3] = 0xffff; 504 mbs.param[4] = 0x1111; 505 mbs.param[5] = 0xa5a5; 506 isp_mboxcmd(isp, &mbs); 507 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 508 isp_dumpregs(isp, 509 "Mailbox Register test didn't complete"); 510 return; 511 } 512 if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef || 513 mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 || 514 mbs.param[5] != 0xa5a5) { 515 isp_dumpregs(isp, "Register Test Failed"); 516 return; 517 } 518 519 } 520 521 /* 522 * Download new Firmware, unless requested not to do so. 523 * This is made slightly trickier in some cases where the 524 * firmware of the ROM revision is newer than the revision 525 * compiled into the driver. So, where we used to compare 526 * versions of our f/w and the ROM f/w, now we just see 527 * whether we have f/w at all and whether a config flag 528 * has disabled our download. 529 */ 530 if ((isp->isp_mdvec->dv_ispfw == NULL) || 531 (isp->isp_confopts & ISP_CFG_NORELOAD)) { 532 dodnld = 0; 533 } 534 535 if (dodnld) { 536 u_int16_t fwlen = isp->isp_mdvec->dv_fwlen; 537 if (fwlen == 0) 538 fwlen = isp->isp_mdvec->dv_ispfw[3]; /* usually here */ 539 for (i = 0; i < fwlen; i++) { 540 mbs.param[0] = MBOX_WRITE_RAM_WORD; 541 mbs.param[1] = isp->isp_mdvec->dv_codeorg + i; 542 mbs.param[2] = isp->isp_mdvec->dv_ispfw[i]; 543 isp_mboxcmd(isp, &mbs); 544 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 545 PRINTF("%s: F/W download failed at word %d\n", 546 isp->isp_name, i); 547 dodnld = 0; 548 goto again; 549 } 550 } 551 552 /* 553 * Verify that it downloaded correctly. 554 */ 555 mbs.param[0] = MBOX_VERIFY_CHECKSUM; 556 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 557 isp_mboxcmd(isp, &mbs); 558 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 559 isp_dumpregs(isp, "ram checksum failure"); 560 return; 561 } 562 } else { 563 IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name)); 564 } 565 566 /* 567 * Now start it rolling. 568 * 569 * If we didn't actually download f/w, 570 * we still need to (re)start it. 571 */ 572 573 mbs.param[0] = MBOX_EXEC_FIRMWARE; 574 if (isp->isp_mdvec->dv_codeorg) 575 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 576 else 577 mbs.param[1] = 0x1000; 578 isp_mboxcmd(isp, &mbs); 579 580 if (IS_SCSI(isp)) { 581 /* 582 * Set CLOCK RATE, but only if asked to. 583 */ 584 if (isp->isp_clock) { 585 mbs.param[0] = MBOX_SET_CLOCK_RATE; 586 mbs.param[1] = isp->isp_clock; 587 isp_mboxcmd(isp, &mbs); 588 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 589 PRINTF("failed to set clockrate (0x%x)\n", 590 mbs.param[0]); 591 /* but continue */ 592 } 593 } 594 } 595 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 596 isp_mboxcmd(isp, &mbs); 597 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 598 PRINTF("could not get f/w started (0x%x)\n", mbs.param[0]); 599 return; 600 } 601 CFGPRINTF("%s: Board Revision %s, %s F/W Revision %d.%d.%d\n", 602 isp->isp_name, revname, dodnld? "loaded" : "resident", 603 mbs.param[1], mbs.param[2], mbs.param[3]); 604 if (IS_FC(isp)) { 605 if (ISP_READ(isp, BIU2100_CSR) & BIU2100_PCI64) { 606 CFGPRINTF("%s: in 64-Bit PCI slot\n", isp->isp_name); 607 } 608 } 609 610 isp->isp_fwrev[0] = mbs.param[1]; 611 isp->isp_fwrev[1] = mbs.param[2]; 612 isp->isp_fwrev[2] = mbs.param[3]; 613 if (isp->isp_romfw_rev[0] || isp->isp_romfw_rev[1] || 614 isp->isp_romfw_rev[2]) { 615 CFGPRINTF("%s: Last F/W revision was %d.%d.%d\n", isp->isp_name, 616 isp->isp_romfw_rev[0], isp->isp_romfw_rev[1], 617 isp->isp_romfw_rev[2]); 618 } 619 620 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 621 isp_mboxcmd(isp, &mbs); 622 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 623 PRINTF("%s: could not GET FIRMWARE STATUS\n", isp->isp_name); 624 return; 625 } 626 isp->isp_maxcmds = mbs.param[2]; 627 CFGPRINTF("%s: %d max I/O commands supported\n", 628 isp->isp_name, mbs.param[2]); 629 isp_fw_state(isp); 630 631 /* 632 * Set up DMA for the request and result mailboxes. 633 */ 634 if (ISP_MBOXDMASETUP(isp) != 0) { 635 PRINTF("%s: can't setup dma mailboxes\n", isp->isp_name); 636 return; 637 } 638 isp->isp_state = ISP_RESETSTATE; 639 } 640 641 /* 642 * Initialize Parameters of Hardware to a known state. 643 * 644 * Locks are held before coming here. 645 */ 646 647 void 648 isp_init(isp) 649 struct ispsoftc *isp; 650 { 651 /* 652 * Must do this first to get defaults established. 653 */ 654 isp_setdfltparm(isp, 0); 655 if (IS_DUALBUS(isp)) { 656 isp_setdfltparm(isp, 1); 657 } 658 659 if (IS_FC(isp)) { 660 isp_fibre_init(isp); 661 } else { 662 isp_scsi_init(isp); 663 } 664 } 665 666 static void 667 isp_scsi_init(isp) 668 struct ispsoftc *isp; 669 { 670 sdparam *sdp_chan0, *sdp_chan1; 671 mbreg_t mbs; 672 673 sdp_chan0 = isp->isp_param; 674 sdp_chan1 = sdp_chan0; 675 if (IS_DUALBUS(isp)) { 676 sdp_chan1++; 677 } 678 679 /* First do overall per-card settings. */ 680 681 /* 682 * If we have fast memory timing enabled, turn it on. 683 */ 684 if (isp->isp_fast_mttr) { 685 ISP_WRITE(isp, RISC_MTR, 0x1313); 686 } 687 688 /* 689 * Set Retry Delay and Count. 690 * You set both channels at the same time. 691 */ 692 mbs.param[0] = MBOX_SET_RETRY_COUNT; 693 mbs.param[1] = sdp_chan0->isp_retry_count; 694 mbs.param[2] = sdp_chan0->isp_retry_delay; 695 mbs.param[6] = sdp_chan1->isp_retry_count; 696 mbs.param[7] = sdp_chan1->isp_retry_delay; 697 698 isp_mboxcmd(isp, &mbs); 699 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 700 PRINTF("%s: failed to set retry count and retry delay\n", 701 isp->isp_name); 702 return; 703 } 704 705 /* 706 * Set ASYNC DATA SETUP time. This is very important. 707 */ 708 mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME; 709 mbs.param[1] = sdp_chan0->isp_async_data_setup; 710 mbs.param[2] = sdp_chan1->isp_async_data_setup; 711 isp_mboxcmd(isp, &mbs); 712 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 713 PRINTF("%s: failed to set asynchronous data setup time\n", 714 isp->isp_name); 715 return; 716 } 717 718 /* 719 * Set ACTIVE Negation State. 720 */ 721 mbs.param[0] = MBOX_SET_ACT_NEG_STATE; 722 mbs.param[1] = 723 (sdp_chan0->isp_req_ack_active_neg << 4) | 724 (sdp_chan0->isp_data_line_active_neg << 5); 725 mbs.param[2] = 726 (sdp_chan1->isp_req_ack_active_neg << 4) | 727 (sdp_chan1->isp_data_line_active_neg << 5); 728 729 isp_mboxcmd(isp, &mbs); 730 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 731 PRINTF("%s: failed to set active negation state " 732 "(%d,%d),(%d,%d)\n", isp->isp_name, 733 sdp_chan0->isp_req_ack_active_neg, 734 sdp_chan0->isp_data_line_active_neg, 735 sdp_chan1->isp_req_ack_active_neg, 736 sdp_chan1->isp_data_line_active_neg); 737 /* 738 * But don't return. 739 */ 740 } 741 742 /* 743 * Set the Tag Aging limit 744 */ 745 mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT; 746 mbs.param[1] = sdp_chan0->isp_tag_aging; 747 mbs.param[2] = sdp_chan1->isp_tag_aging; 748 isp_mboxcmd(isp, &mbs); 749 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 750 PRINTF("%s: failed to set tag age limit (%d,%d)\n", 751 isp->isp_name, sdp_chan0->isp_tag_aging, 752 sdp_chan1->isp_tag_aging); 753 return; 754 } 755 756 /* 757 * Set selection timeout. 758 */ 759 mbs.param[0] = MBOX_SET_SELECT_TIMEOUT; 760 mbs.param[1] = sdp_chan0->isp_selection_timeout; 761 mbs.param[2] = sdp_chan1->isp_selection_timeout; 762 isp_mboxcmd(isp, &mbs); 763 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 764 PRINTF("%s: failed to set selection timeout\n", isp->isp_name); 765 return; 766 } 767 768 /* now do per-channel settings */ 769 isp_scsi_channel_init(isp, 0); 770 if (IS_DUALBUS(isp)) 771 isp_scsi_channel_init(isp, 1); 772 773 /* 774 * Now enable request/response queues 775 */ 776 777 mbs.param[0] = MBOX_INIT_RES_QUEUE; 778 mbs.param[1] = RESULT_QUEUE_LEN; 779 mbs.param[2] = DMA_MSW(isp->isp_result_dma); 780 mbs.param[3] = DMA_LSW(isp->isp_result_dma); 781 mbs.param[4] = 0; 782 mbs.param[5] = 0; 783 isp_mboxcmd(isp, &mbs); 784 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 785 PRINTF("%s: set of response queue failed\n", isp->isp_name); 786 return; 787 } 788 isp->isp_residx = 0; 789 790 mbs.param[0] = MBOX_INIT_REQ_QUEUE; 791 mbs.param[1] = RQUEST_QUEUE_LEN; 792 mbs.param[2] = DMA_MSW(isp->isp_rquest_dma); 793 mbs.param[3] = DMA_LSW(isp->isp_rquest_dma); 794 mbs.param[4] = 0; 795 mbs.param[5] = 0; 796 isp_mboxcmd(isp, &mbs); 797 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 798 PRINTF("%s: set of request queue failed\n", isp->isp_name); 799 return; 800 } 801 isp->isp_reqidx = isp->isp_reqodx = 0; 802 803 /* 804 * Turn on Fast Posting, LVD transitions 805 * 806 * Ultra2 F/W always has had fast posting (and LVD transitions) 807 * 808 * Ultra and older (i.e., SBus) cards may not. It's just safer 809 * to assume not for them. 810 */ 811 812 mbs.param[0] = MBOX_SET_FW_FEATURES; 813 mbs.param[1] = 0; 814 if (IS_ULTRA2(isp)) 815 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY; 816 if (IS_ULTRA2(isp) || IS_1240(isp)) 817 mbs.param[1] |= FW_FEATURE_FAST_POST; 818 if (mbs.param[1] != 0) { 819 u_int16_t sfeat = mbs.param[1]; 820 isp_mboxcmd(isp, &mbs); 821 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 822 PRINTF("%s: cannot enable FW features (0x%x)\n", 823 isp->isp_name, sfeat); 824 } else { 825 CFGPRINTF("%s: enabled FW features (0x%x)\n", 826 isp->isp_name, sfeat); 827 } 828 } 829 830 /* 831 * Let the outer layers decide whether to issue a SCSI bus reset. 832 */ 833 isp->isp_state = ISP_INITSTATE; 834 } 835 836 static void 837 isp_scsi_channel_init(isp, channel) 838 struct ispsoftc *isp; 839 int channel; 840 { 841 sdparam *sdp; 842 mbreg_t mbs; 843 int tgt; 844 845 sdp = isp->isp_param; 846 sdp += channel; 847 848 /* 849 * Set (possibly new) Initiator ID. 850 */ 851 mbs.param[0] = MBOX_SET_INIT_SCSI_ID; 852 mbs.param[1] = (channel << 7) | sdp->isp_initiator_id; 853 isp_mboxcmd(isp, &mbs); 854 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 855 PRINTF("%s: cannot set initiator id on bus %d to %d\n", 856 isp->isp_name, channel, sdp->isp_initiator_id); 857 return; 858 } 859 860 /* 861 * Set current per-target parameters to a safe minimum. 862 */ 863 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 864 int maxlun, lun; 865 u_int16_t sdf; 866 867 if (sdp->isp_devparam[tgt].dev_enable == 0) { 868 IDPRINTF(1, ("%s: skipping target %d bus %d settings\n", 869 isp->isp_name, tgt, channel)); 870 continue; 871 } 872 873 /* 874 * If we're in LVD mode, then we pretty much should 875 * only disable tagged queuing. 876 */ 877 if (IS_ULTRA2(isp) && sdp->isp_lvdmode) { 878 sdf = DPARM_DEFAULT & ~DPARM_TQING; 879 } else { 880 int rvf = ISP_FW_REVX(isp->isp_fwrev); 881 sdf = DPARM_SAFE_DFLT; 882 883 /* 884 * It is not quite clear when this changed over so that 885 * we could force narrow and async, so assume >= 7.55 886 * for i/t F/W and = 4.55 for initiator f/w. 887 */ 888 if ((ISP_FW_REV(4, 55, 0) <= rvf && 889 (ISP_FW_REV(5, 0, 0) > rvf)) || 890 (ISP_FW_REV(7, 55, 0) <= rvf)) { 891 sdf |= DPARM_NARROW | DPARM_ASYNC; 892 } 893 } 894 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 895 mbs.param[1] = (tgt << 8) | (channel << 15); 896 mbs.param[2] = sdf; 897 mbs.param[3] = 898 (sdp->isp_devparam[tgt].sync_offset << 8) | 899 (sdp->isp_devparam[tgt].sync_period); 900 isp_mboxcmd(isp, &mbs); 901 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 902 sdf = DPARM_SAFE_DFLT; 903 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 904 mbs.param[1] = (tgt << 8) | (channel << 15); 905 mbs.param[2] = sdf; 906 mbs.param[3] = 907 (sdp->isp_devparam[tgt].sync_offset << 8) | 908 (sdp->isp_devparam[tgt].sync_period); 909 isp_mboxcmd(isp, &mbs); 910 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 911 PRINTF("%s: failed even to set defaults for " 912 "target %d\n", isp->isp_name, tgt); 913 continue; 914 } 915 } 916 917 #if 0 918 /* 919 * We don't update dev_flags with what we've set 920 * because that's not the ultimate goal setting. 921 * If we succeed with the command, we *do* update 922 * cur_dflags by getting target parameters. 923 */ 924 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 925 mbs.param[1] = (tgt << 8) | (channel << 15); 926 isp_mboxcmd(isp, &mbs); 927 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 928 /* 929 * Urrr.... We'll set cur_dflags to DPARM_SAFE_DFLT so 930 * we don't try and do tags if tags aren't enabled. 931 */ 932 sdp->isp_devparam[tgt].cur_dflags = DPARM_SAFE_DFLT; 933 } else { 934 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 935 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 936 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 937 } 938 IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n", 939 isp->isp_name, sdf, mbs.param[2], tgt)); 940 941 #else 942 /* 943 * We don't update any information because we need to run 944 * at least one command per target to cause a new state 945 * to be latched. 946 */ 947 #endif 948 /* 949 * Ensure that we don't believe tagged queuing is enabled yet. 950 * It turns out that sometimes the ISP just ignores our 951 * attempts to set parameters for devices that it hasn't 952 * seen yet. 953 */ 954 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 955 if ((ISP_FW_REV(4, 55, 0) <= ISP_FW_REVX(isp->isp_fwrev) && 956 (ISP_FW_REV(5, 0, 0) > ISP_FW_REVX(isp->isp_fwrev))) || 957 (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0))) 958 maxlun = 32; 959 else 960 maxlun = 8; 961 for (lun = 0; lun < maxlun; lun++) { 962 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS; 963 mbs.param[1] = (channel << 15) | (tgt << 8) | lun; 964 mbs.param[2] = sdp->isp_max_queue_depth; 965 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle; 966 isp_mboxcmd(isp, &mbs); 967 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 968 PRINTF("%s: failed to set device queue " 969 "parameters for target %d, lun %d\n", 970 isp->isp_name, tgt, lun); 971 break; 972 } 973 } 974 } 975 } 976 977 /* 978 * Fibre Channel specific initialization. 979 * 980 * Locks are held before coming here. 981 */ 982 static void 983 isp_fibre_init(isp) 984 struct ispsoftc *isp; 985 { 986 fcparam *fcp; 987 isp_icb_t *icbp; 988 mbreg_t mbs; 989 int loopid; 990 991 fcp = isp->isp_param; 992 993 /* 994 * For systems that don't have BIOS methods for which 995 * we can easily change the NVRAM based loopid, we'll 996 * override that here. Note that when we initialize 997 * the firmware we may get back a different loopid than 998 * we asked for anyway. XXX This is probably not the 999 * best way to figure this out XXX 1000 */ 1001 #ifndef __i386__ 1002 loopid = DEFAULT_LOOPID(isp); 1003 #else 1004 loopid = fcp->isp_loopid; 1005 #endif 1006 1007 icbp = (isp_icb_t *) fcp->isp_scratch; 1008 MEMZERO(icbp, sizeof (*icbp)); 1009 1010 icbp->icb_version = ICB_VERSION1; 1011 #ifdef ISP_TARGET_MODE 1012 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE; 1013 #else 1014 fcp->isp_fwoptions = 0; 1015 #endif 1016 fcp->isp_fwoptions |= ICBOPT_FAIRNESS; 1017 /* 1018 * If this is a 2100 < revision 5, we have to turn off FAIRNESS. 1019 */ 1020 if ((isp->isp_type == ISP_HA_FC_2100) && isp->isp_revision < 5) { 1021 fcp->isp_fwoptions &= ~ICBOPT_FAIRNESS; 1022 } 1023 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE; 1024 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS; 1025 /* 1026 * We have to use FULL LOGIN even though it resets the loop too much 1027 * because otherwise port database entries don't get updated after 1028 * a LIP- this is a known f/w bug. 1029 */ 1030 if (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(1, 17, 0)) { 1031 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN; 1032 } 1033 #ifndef ISP_NO_FASTPOST_FC 1034 fcp->isp_fwoptions |= ICBOPT_FAST_POST; 1035 #endif 1036 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) 1037 fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX; 1038 1039 /* 1040 * We don't set ICBOPT_PORTNAME because we want our 1041 * Node Name && Port Names to be distinct. 1042 */ 1043 1044 icbp->icb_fwoptions = fcp->isp_fwoptions; 1045 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen; 1046 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || 1047 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) { 1048 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n", 1049 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN); 1050 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN; 1051 } 1052 icbp->icb_maxalloc = fcp->isp_maxalloc; 1053 if (icbp->icb_maxalloc < 1) { 1054 PRINTF("%s: bad maximum allocation (%d)- using 16\n", 1055 isp->isp_name, fcp->isp_maxalloc); 1056 icbp->icb_maxalloc = 16; 1057 } 1058 icbp->icb_execthrottle = fcp->isp_execthrottle; 1059 if (icbp->icb_execthrottle < 1) { 1060 PRINTF("%s: bad execution throttle of %d- using 16\n", 1061 isp->isp_name, fcp->isp_execthrottle); 1062 icbp->icb_execthrottle = ICB_DFLT_THROTTLE; 1063 } 1064 icbp->icb_retry_delay = fcp->isp_retry_delay; 1065 icbp->icb_retry_count = fcp->isp_retry_count; 1066 icbp->icb_hardaddr = loopid; 1067 #ifdef PRET_A_PORTE 1068 if (IS_2200(isp)) { 1069 icbp->icb_fwoptions |= ICBOPT_EXTENDED; 1070 /* 1071 * Prefer or force Point-To-Point instead Loop? 1072 */ 1073 if (isp->isp_confopts & ISP_CFG_NPORT) 1074 icbp->icb_xfwoptions = ICBXOPT_PTP_2_LOOP; 1075 else 1076 icbp->icb_xfwoptions = ICBXOPT_LOOP_2_PTP; 1077 } 1078 #endif 1079 icbp->icb_logintime = 60; /* 60 second login timeout */ 1080 1081 if (fcp->isp_nodewwn) { 1082 u_int64_t pn; 1083 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_nodewwn); 1084 if (fcp->isp_portwwn) { 1085 pn = fcp->isp_portwwn; 1086 } else { 1087 pn = fcp->isp_nodewwn | 1088 (((u_int64_t)(isp->isp_unit+1)) << 56); 1089 } 1090 /* 1091 * If the top nibble is 2, we can construct a port name 1092 * from the node name by setting a nonzero instance in 1093 * bits 56..59. Otherwise, we need to make it identical 1094 * to Node name... 1095 */ 1096 if ((fcp->isp_nodewwn >> 60) == 2) { 1097 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, pn); 1098 } else { 1099 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, 1100 fcp->isp_nodewwn); 1101 } 1102 } else { 1103 fcp->isp_fwoptions &= ~(ICBOPT_USE_PORTNAME|ICBOPT_FULL_LOGIN); 1104 } 1105 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN; 1106 icbp->icb_rsltqlen = RESULT_QUEUE_LEN; 1107 icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_rquest_dma); 1108 icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_rquest_dma); 1109 icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_result_dma); 1110 icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_result_dma); 1111 ISP_SWIZZLE_ICB(isp, icbp); 1112 1113 /* 1114 * Do this *before* initializing the firmware. 1115 */ 1116 isp_mark_getpdb_all(isp); 1117 fcp->isp_fwstate = FW_CONFIG_WAIT; 1118 fcp->isp_loopstate = LOOP_NIL; 1119 1120 MemoryBarrier(); 1121 for (;;) { 1122 mbs.param[0] = MBOX_INIT_FIRMWARE; 1123 mbs.param[1] = 0; 1124 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1125 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1126 mbs.param[4] = 0; 1127 mbs.param[5] = 0; 1128 mbs.param[6] = 0; 1129 mbs.param[7] = 0; 1130 isp_mboxcmd(isp, &mbs); 1131 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1132 PRINTF("%s: INIT FIRMWARE failed (code 0x%x)\n", 1133 isp->isp_name, mbs.param[0]); 1134 if (mbs.param[0] & 0x8000) { 1135 SYS_DELAY(1000); 1136 continue; 1137 } 1138 return; 1139 } 1140 break; 1141 } 1142 1143 isp->isp_reqidx = isp->isp_reqodx = 0; 1144 isp->isp_residx = 0; 1145 isp->isp_sendmarker = 1; 1146 1147 /* 1148 * Whatever happens, we're now committed to being here. 1149 */ 1150 isp->isp_state = ISP_INITSTATE; 1151 } 1152 1153 /* 1154 * Fibre Channel Support- get the port database for the id. 1155 * 1156 * Locks are held before coming here. Return 0 if success, 1157 * else failure. 1158 */ 1159 1160 static void 1161 isp_mark_getpdb_all(isp) 1162 struct ispsoftc *isp; 1163 { 1164 fcparam *fcp = (fcparam *) isp->isp_param; 1165 int i; 1166 for (i = 0; i < MAX_FC_TARG; i++) { 1167 fcp->portdb[i].valid = 0; 1168 } 1169 } 1170 1171 static int 1172 isp_getpdb(isp, id, pdbp) 1173 struct ispsoftc *isp; 1174 int id; 1175 isp_pdb_t *pdbp; 1176 { 1177 fcparam *fcp = (fcparam *) isp->isp_param; 1178 mbreg_t mbs; 1179 1180 mbs.param[0] = MBOX_GET_PORT_DB; 1181 mbs.param[1] = id << 8; 1182 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1183 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1184 /* 1185 * Unneeded. For the 2100, except for initializing f/w, registers 1186 * 4/5 have to not be written to. 1187 * mbs.param[4] = 0; 1188 * mbs.param[5] = 0; 1189 * 1190 */ 1191 mbs.param[6] = 0; 1192 mbs.param[7] = 0; 1193 isp_mboxcmd(isp, &mbs); 1194 switch (mbs.param[0]) { 1195 case MBOX_COMMAND_COMPLETE: 1196 MemoryBarrier(); 1197 ISP_UNSWIZZLE_AND_COPY_PDBP(isp, pdbp, fcp->isp_scratch); 1198 break; 1199 case MBOX_HOST_INTERFACE_ERROR: 1200 PRINTF("%s: DMA error getting port database\n", isp->isp_name); 1201 return (-1); 1202 case MBOX_COMMAND_PARAM_ERROR: 1203 /* Not Logged In */ 1204 IDPRINTF(3, ("%s: Param Error on Get Port Database for id %d\n", 1205 isp->isp_name, id)); 1206 return (-1); 1207 default: 1208 PRINTF("%s: error 0x%x getting port database for ID %d\n", 1209 isp->isp_name, mbs.param[0], id); 1210 return (-1); 1211 } 1212 return (0); 1213 } 1214 1215 static u_int64_t 1216 isp_get_portname(isp, loopid, nodename) 1217 struct ispsoftc *isp; 1218 int loopid; 1219 int nodename; 1220 { 1221 u_int64_t wwn = 0; 1222 mbreg_t mbs; 1223 1224 mbs.param[0] = MBOX_GET_PORT_NAME; 1225 mbs.param[1] = loopid << 8; 1226 if (nodename) 1227 mbs.param[1] |= 1; 1228 isp_mboxcmd(isp, &mbs); 1229 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 1230 wwn = 1231 (((u_int64_t)(mbs.param[2] & 0xff)) << 56) | 1232 (((u_int64_t)(mbs.param[2] >> 8)) << 48) | 1233 (((u_int64_t)(mbs.param[3] & 0xff)) << 40) | 1234 (((u_int64_t)(mbs.param[3] >> 8)) << 32) | 1235 (((u_int64_t)(mbs.param[6] & 0xff)) << 24) | 1236 (((u_int64_t)(mbs.param[6] >> 8)) << 16) | 1237 (((u_int64_t)(mbs.param[7] & 0xff)) << 8) | 1238 (((u_int64_t)(mbs.param[7] >> 8))); 1239 } 1240 return (wwn); 1241 } 1242 1243 /* 1244 * Make sure we have good FC link and know our Loop ID. 1245 */ 1246 1247 static int 1248 isp_fclink_test(isp, waitdelay) 1249 struct ispsoftc *isp; 1250 int waitdelay; 1251 { 1252 static char *toponames[] = { 1253 "Private Loop", 1254 "FL Port", 1255 "N-Port to N-Port", 1256 "F Port" 1257 }; 1258 mbreg_t mbs; 1259 int count, topo = -1; 1260 u_int8_t lwfs; 1261 fcparam *fcp; 1262 #if defined(ISP2100_FABRIC) 1263 isp_pdb_t pdb; 1264 #endif 1265 fcp = isp->isp_param; 1266 1267 /* 1268 * Wait up to N microseconds for F/W to go to a ready state. 1269 */ 1270 lwfs = FW_CONFIG_WAIT; 1271 for (count = 0; count < waitdelay; count += 100) { 1272 isp_fw_state(isp); 1273 if (lwfs != fcp->isp_fwstate) { 1274 PRINTF("%s: Firmware State %s -> %s\n", 1275 isp->isp_name, isp2100_fw_statename((int)lwfs), 1276 isp2100_fw_statename((int)fcp->isp_fwstate)); 1277 lwfs = fcp->isp_fwstate; 1278 } 1279 if (fcp->isp_fwstate == FW_READY) { 1280 break; 1281 } 1282 SYS_DELAY(100); /* wait 100 microseconds */ 1283 } 1284 1285 /* 1286 * If we haven't gone to 'ready' state, return. 1287 */ 1288 if (fcp->isp_fwstate != FW_READY) { 1289 return (-1); 1290 } 1291 1292 /* 1293 * Get our Loop ID (if possible). We really need to have it. 1294 */ 1295 mbs.param[0] = MBOX_GET_LOOP_ID; 1296 isp_mboxcmd(isp, &mbs); 1297 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1298 PRINTF("%s: GET LOOP ID failed\n", isp->isp_name); 1299 return (-1); 1300 } 1301 fcp->isp_loopid = mbs.param[1]; 1302 if (IS_2200(isp)) { 1303 topo = (int) mbs.param[6]; 1304 if (topo < 0 || topo > 3) 1305 topo = 0; 1306 } else { 1307 topo = 0; 1308 } 1309 1310 /* 1311 * If we're not on a fabric, the low 8 bits will be our AL_PA. 1312 * If we're on a fabric, the low 8 bits will still be our AL_PA. 1313 */ 1314 fcp->isp_alpa = mbs.param[2]; 1315 #if defined(ISP2100_FABRIC) 1316 fcp->isp_onfabric = 0; 1317 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) { 1318 1319 if (IS_2100(isp)) 1320 topo = 1; 1321 1322 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16); 1323 fcp->isp_onfabric = 1; 1324 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State " 1325 "0x%x topology '%s'\n", isp->isp_name, fcp->isp_loopid, 1326 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate, 1327 toponames[topo]); 1328 1329 /* 1330 * Make sure we're logged out of all fabric devices. 1331 */ 1332 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) { 1333 struct lportdb *lp = &fcp->portdb[count]; 1334 if (lp->valid == 0 || lp->fabdev == 0) 1335 continue; 1336 PRINTF("%s: logging out target %d at Loop ID %d " 1337 "(port id 0x%x)\n", isp->isp_name, count, 1338 lp->loopid, lp->portid); 1339 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1340 mbs.param[1] = lp->loopid << 8; 1341 mbs.param[2] = 0; 1342 mbs.param[3] = 0; 1343 isp_mboxcmd(isp, &mbs); 1344 } 1345 } else 1346 #endif 1347 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology '%s'\n", 1348 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate, 1349 toponames[topo]); 1350 return (0); 1351 } 1352 1353 /* 1354 * Compare two local port db entities and return 1 if they're the same, else 0. 1355 */ 1356 1357 static int 1358 isp_same_lportdb(a, b) 1359 struct lportdb *a, *b; 1360 { 1361 /* 1362 * We decide two lports are the same if they have non-zero and 1363 * identical port WWNs and identical loop IDs. 1364 */ 1365 1366 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn || 1367 a->loopid != b->loopid) { 1368 return (0); 1369 } else { 1370 return (1); 1371 } 1372 } 1373 1374 /* 1375 * Synchronize our soft copy of the port database with what the f/w thinks 1376 * (with a view toward possibly for a specific target....) 1377 */ 1378 1379 static int 1380 isp_pdb_sync(isp, target) 1381 struct ispsoftc *isp; 1382 int target; 1383 { 1384 struct lportdb *lp, *tport; 1385 fcparam *fcp = isp->isp_param; 1386 isp_pdb_t pdb; 1387 int loopid, lim; 1388 1389 #ifdef ISP2100_FABRIC 1390 /* 1391 * XXX: If we do this *after* building up our local port database, 1392 * XXX: the commands simply don't work. 1393 */ 1394 /* 1395 * (Re)discover all fabric devices 1396 */ 1397 if (fcp->isp_onfabric) 1398 (void) isp_scan_fabric(isp); 1399 #endif 1400 1401 1402 /* 1403 * Run through the local loop ports and get port database info 1404 * for each loop ID. 1405 * 1406 * There's a somewhat unexplained situation where the f/w passes back 1407 * the wrong database entity- if that happens, just restart (up to 1408 * FL_PORT_ID times). 1409 */ 1410 tport = fcp->tport; 1411 1412 /* 1413 * make sure the temp port database is clean... 1414 */ 1415 MEMZERO((void *) tport, sizeof (tport)); 1416 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) { 1417 lp = &tport[loopid]; 1418 lp->node_wwn = isp_get_portname(isp, loopid, 1); 1419 if (lp->node_wwn == 0) 1420 continue; 1421 lp->port_wwn = isp_get_portname(isp, loopid, 0); 1422 if (lp->port_wwn == 0) { 1423 lp->node_wwn = 0; 1424 continue; 1425 } 1426 1427 /* 1428 * Get an entry.... 1429 */ 1430 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1431 continue; 1432 } 1433 1434 /* 1435 * If the returned database element doesn't match what we 1436 * asked for, restart the process entirely (up to a point...). 1437 */ 1438 if (pdb.pdb_loopid != loopid) { 1439 IDPRINTF(1, ("%s: wankage (%d != %d)\n", 1440 isp->isp_name, pdb.pdb_loopid, loopid)); 1441 loopid = 0; 1442 if (lim++ < FL_PORT_ID) { 1443 continue; 1444 } 1445 PRINTF("%s: giving up on synchronizing the port " 1446 "database\n", isp->isp_name); 1447 return (-1); 1448 } 1449 1450 /* 1451 * Save the pertinent info locally. 1452 */ 1453 lp->node_wwn = 1454 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1455 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1456 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1457 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1458 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1459 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1460 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1461 (((u_int64_t)pdb.pdb_nodename[7])); 1462 lp->port_wwn = 1463 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1464 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1465 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1466 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1467 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1468 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1469 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1470 (((u_int64_t)pdb.pdb_portname[7])); 1471 lp->roles = 1472 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1473 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1474 lp->loopid = pdb.pdb_loopid; 1475 /* 1476 * Do a quick check to see whether this matches the saved port 1477 * database for the same loopid. We do this here to save 1478 * searching later (if possible). Note that this fails over 1479 * time as things shuffle on the loop- we get the current 1480 * loop state (where loop id as an index matches loop id in 1481 * use) and then compare it to our saved database which 1482 * never shifts. 1483 */ 1484 if (target >= 0 && isp_same_lportdb(lp, &fcp->portdb[target])) { 1485 lp->valid = 1; 1486 } 1487 } 1488 1489 /* 1490 * If we get this far, we've settled our differences with the f/w 1491 * and we can say that the loop state is ready. 1492 */ 1493 fcp->isp_loopstate = LOOP_READY; 1494 1495 /* 1496 * Mark all of the permanent local loop database entries as invalid. 1497 */ 1498 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1499 fcp->portdb[loopid].valid = 0; 1500 } 1501 1502 /* 1503 * Now merge our local copy of the port database into our saved copy. 1504 * Notify the outer layers of new devices arriving. 1505 */ 1506 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1507 int i; 1508 1509 /* 1510 * If we don't have a non-zero Port WWN, we're not here. 1511 */ 1512 if (tport[loopid].port_wwn == 0) { 1513 continue; 1514 } 1515 1516 /* 1517 * If we've already marked our tmp copy as valid, 1518 * this means that we've decided that it's the 1519 * same as our saved data base. This didn't include 1520 * the 'valid' marking so we have set that here. 1521 */ 1522 if (tport[loopid].valid) { 1523 fcp->portdb[loopid].valid = 1; 1524 continue; 1525 } 1526 1527 /* 1528 * For the purposes of deciding whether this is the 1529 * 'same' device or not, we only search for an identical 1530 * Port WWN. Node WWNs may or may not be the same as 1531 * the Port WWN, and there may be multiple different 1532 * Port WWNs with the same Node WWN. It would be chaos 1533 * to have multiple identical Port WWNs, so we don't 1534 * allow that. 1535 */ 1536 1537 for (i = 0; i < FL_PORT_ID; i++) { 1538 int j; 1539 if (fcp->portdb[i].port_wwn == 0) 1540 continue; 1541 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn) 1542 continue; 1543 /* 1544 * We found this WWN elsewhere- it's changed 1545 * loopids then. We don't change it's actual 1546 * position in our cached port database- we 1547 * just change the actual loop ID we'd use. 1548 */ 1549 if (fcp->portdb[i].loopid != loopid) { 1550 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) " 1551 "=> Loop 0x%x (Port 0x%x) \n", 1552 isp->isp_name, i, fcp->portdb[i].loopid, 1553 fcp->portdb[i].portid, loopid, 1554 tport[loopid].portid); 1555 } 1556 fcp->portdb[i].portid = tport[loopid].portid; 1557 fcp->portdb[i].loopid = loopid; 1558 fcp->portdb[i].valid = 1; 1559 /* 1560 * XXX: Should we also propagate roles in case they 1561 * XXX: changed? 1562 */ 1563 1564 /* 1565 * Now make sure this Port WWN doesn't exist elsewhere 1566 * in the port database. 1567 */ 1568 for (j = i+1; j < FL_PORT_ID; j++) { 1569 if (fcp->portdb[i].port_wwn != 1570 fcp->portdb[j].port_wwn) { 1571 continue; 1572 } 1573 PRINTF("%s: Target ID %d Duplicates Target ID " 1574 "%d- killing off both\n", 1575 isp->isp_name, j, i); 1576 /* 1577 * Invalidate the 'old' *and* 'new' ones. 1578 * This is really harsh and not quite right, 1579 * but if this happens, we really don't know 1580 * who is what at this point. 1581 */ 1582 fcp->portdb[i].valid = 0; 1583 fcp->portdb[j].valid = 0; 1584 } 1585 break; 1586 } 1587 1588 /* 1589 * If we didn't traverse the entire port database, 1590 * then we found (and remapped) an existing entry. 1591 * No need to notify anyone- go for the next one. 1592 */ 1593 if (i < FL_PORT_ID) { 1594 continue; 1595 } 1596 1597 /* 1598 * We've not found this Port WWN anywhere. It's a new entry. 1599 * See if we can leave it where it is (with target == loopid). 1600 */ 1601 if (fcp->portdb[loopid].port_wwn != 0) { 1602 for (lim = 0; lim < FL_PORT_ID; lim++) { 1603 if (fcp->portdb[lim].port_wwn == 0) 1604 break; 1605 } 1606 /* "Cannot Happen" */ 1607 if (lim == FL_PORT_ID) { 1608 PRINTF("%s: remap overflow?\n", isp->isp_name); 1609 continue; 1610 } 1611 i = lim; 1612 } else { 1613 i = loopid; 1614 } 1615 1616 /* 1617 * NB: The actual loopid we use here is loopid- we may 1618 * in fact be at a completely different index (target). 1619 */ 1620 fcp->portdb[i].loopid = loopid; 1621 fcp->portdb[i].port_wwn = tport[loopid].port_wwn; 1622 fcp->portdb[i].node_wwn = tport[loopid].node_wwn; 1623 fcp->portdb[i].roles = tport[loopid].roles; 1624 fcp->portdb[i].portid = tport[loopid].portid; 1625 fcp->portdb[i].valid = 1; 1626 1627 /* 1628 * Tell the outside world we've arrived. 1629 */ 1630 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i); 1631 } 1632 1633 /* 1634 * Now find all previously used targets that are now invalid and 1635 * notify the outer layers that they're gone. 1636 */ 1637 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) { 1638 if (lp->valid || lp->port_wwn == 0) 1639 continue; 1640 1641 /* 1642 * Tell the outside world we've gone away. 1643 */ 1644 loopid = lp - fcp->portdb; 1645 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1646 MEMZERO((void *) lp, sizeof (*lp)); 1647 } 1648 1649 #ifdef ISP2100_FABRIC 1650 /* 1651 * Now log in any fabric devices 1652 */ 1653 for (lp = &fcp->portdb[FC_SNS_ID+1]; 1654 lp < &fcp->portdb[MAX_FC_TARG]; lp++) { 1655 mbreg_t mbs; 1656 1657 /* 1658 * Nothing here? 1659 */ 1660 if (lp->port_wwn == 0) 1661 continue; 1662 /* 1663 * Don't try to log into yourself. 1664 */ 1665 if (lp->portid == fcp->isp_portid) 1666 continue; 1667 1668 /* 1669 * Force a logout. 1670 */ 1671 lp->loopid = loopid = lp - fcp->portdb; 1672 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1673 mbs.param[1] = lp->loopid << 8; 1674 mbs.param[2] = 0; 1675 mbs.param[3] = 0; 1676 isp_mboxcmd(isp, &mbs); 1677 1678 /* 1679 * And log in.... 1680 */ 1681 mbs.param[0] = MBOX_FABRIC_LOGIN; 1682 mbs.param[1] = lp->loopid << 8; 1683 mbs.param[2] = lp->portid >> 16; 1684 mbs.param[3] = lp->portid & 0xffff; 1685 isp_mboxcmd(isp, &mbs); 1686 switch (mbs.param[0]) { 1687 case MBOX_COMMAND_COMPLETE: 1688 break; 1689 case MBOX_COMMAND_ERROR: 1690 switch (mbs.param[1]) { 1691 case 1: 1692 PRINTF("%s: no loop\n", isp->isp_name); 1693 break; 1694 case 2: 1695 PRINTF("%s: IOCB buffer could not be alloced\n", 1696 isp->isp_name); 1697 break; 1698 case 3: 1699 PRINTF("%s: could not alloc xchange resource\n", 1700 isp->isp_name); 1701 break; 1702 case 4: 1703 PRINTF("%s: ELS timeout\n", isp->isp_name); 1704 break; 1705 case 5: 1706 PRINTF("%s: no fabric port\n", isp->isp_name); 1707 break; 1708 case 6: 1709 PRINTF("%s: remote device cannot be a target\n", 1710 isp->isp_name); 1711 break; 1712 default: 1713 break; 1714 } 1715 continue; 1716 default: 1717 continue; 1718 } 1719 1720 lp->valid = 1; 1721 lp->fabdev = 1; 1722 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1723 /* 1724 * Be kind... 1725 */ 1726 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1727 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n", 1728 isp->isp_name, lp->portid, lp->loopid); 1729 continue; 1730 } 1731 if (pdb.pdb_loopid != lp->loopid) { 1732 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1733 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n", 1734 isp->isp_name, lp->portid, lp->loopid); 1735 continue; 1736 } 1737 lp->roles = 1738 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1739 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1740 lp->loopid = loopid; 1741 lp->node_wwn = 1742 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1743 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1744 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1745 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1746 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1747 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1748 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1749 (((u_int64_t)pdb.pdb_nodename[7])); 1750 lp->port_wwn = 1751 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1752 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1753 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1754 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1755 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1756 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1757 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1758 (((u_int64_t)pdb.pdb_portname[7])); 1759 /* 1760 * Check to make sure this all makes sense. 1761 */ 1762 if (lp->node_wwn && lp->port_wwn) { 1763 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1764 continue; 1765 } 1766 lp->fabdev = lp->valid = 0; 1767 PRINTF("%s: Target %d (Loop 0x%x) Port ID 0x%x lost its WWN\n", 1768 isp->isp_name, loopid, lp->loopid, lp->portid); 1769 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1770 mbs.param[1] = lp->loopid << 8; 1771 mbs.param[2] = 0; 1772 mbs.param[3] = 0; 1773 isp_mboxcmd(isp, &mbs); 1774 } 1775 #endif 1776 /* 1777 * If we get here, we've for sure seen not only a valid loop 1778 * but know what is or isn't on it, so mark this for usage 1779 * in ispscsicmd. 1780 */ 1781 fcp->loop_seen_once = 1; 1782 return (0); 1783 } 1784 1785 #ifdef ISP2100_FABRIC 1786 static int 1787 isp_scan_fabric(isp) 1788 struct ispsoftc *isp; 1789 { 1790 fcparam *fcp = isp->isp_param; 1791 u_int32_t portid, first_nz_portid; 1792 sns_screq_t *reqp; 1793 sns_scrsp_t *resp; 1794 mbreg_t mbs; 1795 int hicap; 1796 1797 reqp = (sns_screq_t *) fcp->isp_scratch; 1798 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]); 1799 first_nz_portid = portid = fcp->isp_portid; 1800 1801 for (hicap = 0; hicap < 1024; hicap++) { 1802 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE); 1803 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1; 1804 reqp->snscb_addr[RQRSP_ADDR0015] = 1805 DMA_LSW(fcp->isp_scdma + 0x100); 1806 reqp->snscb_addr[RQRSP_ADDR1631] = 1807 DMA_MSW(fcp->isp_scdma + 0x100); 1808 reqp->snscb_sblen = 6; 1809 reqp->snscb_data[0] = SNS_GAN; 1810 reqp->snscb_data[4] = portid & 0xffff; 1811 reqp->snscb_data[5] = (portid >> 16) & 0xff; 1812 ISP_SWIZZLE_SNS_REQ(isp, reqp); 1813 mbs.param[0] = MBOX_SEND_SNS; 1814 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1; 1815 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1816 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1817 mbs.param[6] = 0; 1818 mbs.param[7] = 0; 1819 MemoryBarrier(); 1820 isp_mboxcmd(isp, &mbs); 1821 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1822 return (-1); 1823 } 1824 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1); 1825 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1826 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1827 (((u_int32_t) resp->snscb_port_id[2])); 1828 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) { 1829 return (-1); 1830 } 1831 if (first_nz_portid == 0 && portid) { 1832 first_nz_portid = portid; 1833 } 1834 if (first_nz_portid == portid) { 1835 return (0); 1836 } 1837 } 1838 /* 1839 * We either have a broken name server or a huge fabric if we get here. 1840 */ 1841 return (0); 1842 } 1843 #endif 1844 /* 1845 * Start a command. Locking is assumed done in the caller. 1846 */ 1847 1848 int32_t 1849 ispscsicmd(xs) 1850 ISP_SCSI_XFER_T *xs; 1851 { 1852 struct ispsoftc *isp; 1853 u_int16_t iptr, optr; 1854 union { 1855 ispreq_t *_reqp; 1856 ispreqt2_t *_t2reqp; 1857 } _u; 1858 #define reqp _u._reqp 1859 #define t2reqp _u._t2reqp 1860 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 1861 int target, i; 1862 1863 XS_INITERR(xs); 1864 isp = XS_ISP(xs); 1865 1866 if (isp->isp_state != ISP_RUNSTATE) { 1867 PRINTF("%s: adapter not ready\n", isp->isp_name); 1868 XS_SETERR(xs, HBA_BOTCH); 1869 return (CMD_COMPLETE); 1870 } 1871 1872 /* 1873 * Check command CDB length, etc.. We really are limited to 16 bytes 1874 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI, 1875 * but probably only if we're running fairly new firmware (we'll 1876 * let the old f/w choke on an extended command queue entry). 1877 */ 1878 1879 if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) { 1880 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n", 1881 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff); 1882 XS_SETERR(xs, HBA_BOTCH); 1883 return (CMD_COMPLETE); 1884 } 1885 1886 /* 1887 * Check to see whether we have good firmware state still or 1888 * need to refresh our port database for this target. 1889 */ 1890 target = XS_TGT(xs); 1891 if (IS_FC(isp)) { 1892 fcparam *fcp = isp->isp_param; 1893 struct lportdb *lp; 1894 #if defined(ISP2100_FABRIC) 1895 if (target >= FL_PORT_ID) { 1896 /* 1897 * If we're not on a Fabric, we can't have a target 1898 * above FL_PORT_ID-1. If we're on a fabric, we 1899 * can't have a target less than FC_SNS_ID+1. 1900 */ 1901 if (fcp->isp_onfabric == 0 || target <= FC_SNS_ID) { 1902 XS_SETERR(xs, HBA_SELTIMEOUT); 1903 return (CMD_COMPLETE); 1904 } 1905 } 1906 #endif 1907 /* 1908 * Check for f/w being in ready state. If the f/w 1909 * isn't in ready state, then we don't know our 1910 * loop ID and the f/w hasn't completed logging 1911 * into all targets on the loop. If this is the 1912 * case, then bounce the command. We pretend this is 1913 * a SELECTION TIMEOUT error if we've never gone to 1914 * FW_READY state at all- in this case we may not 1915 * be hooked to a loop at all and we shouldn't hang 1916 * the machine for this. Otherwise, defer this command 1917 * until later. 1918 */ 1919 if (fcp->isp_fwstate != FW_READY) { 1920 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) { 1921 XS_SETERR(xs, HBA_SELTIMEOUT); 1922 if (fcp->loop_seen_once) { 1923 return (CMD_RQLATER); 1924 } else { 1925 return (CMD_COMPLETE); 1926 } 1927 } 1928 } 1929 1930 /* 1931 * If our loop state is such that we haven't yet received 1932 * a "Port Database Changed" notification (after a LIP or 1933 * a Loop Reset or firmware initialization), then defer 1934 * sending commands for a little while, but only if we've 1935 * seen a valid loop at one point (otherwise we can get 1936 * stuck at initialization time). 1937 */ 1938 if (fcp->isp_loopstate < LOOP_PDB_RCVD) { 1939 XS_SETERR(xs, HBA_SELTIMEOUT); 1940 if (fcp->loop_seen_once) { 1941 return (CMD_RQLATER); 1942 } else { 1943 return (CMD_COMPLETE); 1944 } 1945 } 1946 1947 /* 1948 * If our loop state is now such that we've just now 1949 * received a Port Database Change notification, then 1950 * we have to go off and (re)synchronize our port 1951 * database. 1952 */ 1953 if (fcp->isp_loopstate == LOOP_PDB_RCVD) { 1954 if (isp_pdb_sync(isp, target)) { 1955 XS_SETERR(xs, HBA_SELTIMEOUT); 1956 return (CMD_COMPLETE); 1957 } 1958 } 1959 1960 /* 1961 * Now check whether we should even think about pursuing this. 1962 */ 1963 lp = &fcp->portdb[target]; 1964 if (lp->valid == 0) { 1965 XS_SETERR(xs, HBA_SELTIMEOUT); 1966 return (CMD_COMPLETE); 1967 } 1968 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) { 1969 IDPRINTF(3, ("%s: target %d is not a target\n", 1970 isp->isp_name, target)); 1971 XS_SETERR(xs, HBA_SELTIMEOUT); 1972 return (CMD_COMPLETE); 1973 } 1974 /* 1975 * Now turn target into what the actual loop ID is. 1976 */ 1977 target = lp->loopid; 1978 } 1979 1980 /* 1981 * Next check to see if any HBA or Device 1982 * parameters need to be updated. 1983 */ 1984 if (isp->isp_update != 0) { 1985 isp_update(isp); 1986 } 1987 1988 if (isp_getrqentry(isp, &iptr, &optr, (void **) &reqp)) { 1989 IDPRINTF(1, ("%s: Request Queue Overflow\n", isp->isp_name)); 1990 XS_SETERR(xs, HBA_BOTCH); 1991 return (CMD_EAGAIN); 1992 } 1993 1994 /* 1995 * Now see if we need to synchronize the ISP with respect to anything. 1996 * We do dual duty here (cough) for synchronizing for busses other 1997 * than which we got here to send a command to. 1998 */ 1999 if (isp->isp_sendmarker) { 2000 u_int8_t n = (IS_DUALBUS(isp)? 2: 1); 2001 /* 2002 * Check ports to send markers for... 2003 */ 2004 for (i = 0; i < n; i++) { 2005 if ((isp->isp_sendmarker & (1 << i)) == 0) { 2006 continue; 2007 } 2008 MEMZERO((void *) reqp, sizeof (*reqp)); 2009 reqp->req_header.rqs_entry_count = 1; 2010 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER; 2011 reqp->req_modifier = SYNC_ALL; 2012 reqp->req_target = i << 7; /* insert bus number */ 2013 ISP_SWIZZLE_REQUEST(isp, reqp); 2014 MemoryBarrier(); 2015 ISP_ADD_REQUEST(isp, iptr); 2016 2017 if (isp_getrqentry(isp, &iptr, &optr, (void **)&reqp)) { 2018 IDPRINTF(1, ("%s: Request Queue Overflow+\n", 2019 isp->isp_name)); 2020 XS_SETERR(xs, HBA_BOTCH); 2021 return (CMD_EAGAIN); 2022 } 2023 } 2024 } 2025 2026 MEMZERO((void *) reqp, UZSIZE); 2027 reqp->req_header.rqs_entry_count = 1; 2028 if (IS_FC(isp)) { 2029 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 2030 } else { 2031 if (XS_CDBLEN(xs) > 12) 2032 reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY; 2033 else 2034 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 2035 } 2036 reqp->req_header.rqs_flags = 0; 2037 reqp->req_header.rqs_seqno = 0; 2038 if (IS_FC(isp)) { 2039 /* 2040 * See comment in isp_intr 2041 */ 2042 XS_RESID(xs) = 0; 2043 2044 /* 2045 * Fibre Channel always requires some kind of tag. 2046 * The Qlogic drivers seem be happy not to use a tag, 2047 * but this breaks for some devices (IBM drives). 2048 */ 2049 if (XS_CANTAG(xs)) { 2050 t2reqp->req_flags = XS_KINDOF_TAG(xs); 2051 } else { 2052 if (XS_CDBP(xs)[0] == 0x3) /* REQUEST SENSE */ 2053 t2reqp->req_flags = REQFLAG_HTAG; 2054 else 2055 t2reqp->req_flags = REQFLAG_OTAG; 2056 } 2057 } else { 2058 sdparam *sdp = (sdparam *)isp->isp_param; 2059 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) && 2060 XS_CANTAG(xs)) { 2061 reqp->req_flags = XS_KINDOF_TAG(xs); 2062 } 2063 } 2064 reqp->req_target = target | (XS_CHANNEL(xs) << 7); 2065 if (IS_SCSI(isp)) { 2066 reqp->req_lun_trn = XS_LUN(xs); 2067 reqp->req_cdblen = XS_CDBLEN(xs); 2068 } else { 2069 #ifdef ISP2100_SCCLUN 2070 t2reqp->req_scclun = XS_LUN(xs); 2071 #else 2072 t2reqp->req_lun_trn = XS_LUN(xs); 2073 #endif 2074 } 2075 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 2076 2077 reqp->req_time = XS_TIME(xs) / 1000; 2078 if (reqp->req_time == 0 && XS_TIME(xs)) 2079 reqp->req_time = 1; 2080 2081 /* 2082 * Always give a bit more leeway to commands after a bus reset. 2083 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED 2084 */ 2085 if (isp->isp_sendmarker && reqp->req_time < 5) { 2086 reqp->req_time = 5; 2087 } 2088 if (isp_save_xs(isp, xs, &reqp->req_handle)) { 2089 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 2090 XS_SETERR(xs, HBA_BOTCH); 2091 return (CMD_EAGAIN); 2092 } 2093 /* 2094 * Set up DMA and/or do any bus swizzling of the request entry 2095 * so that the Qlogic F/W understands what is being asked of it. 2096 */ 2097 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 2098 if (i != CMD_QUEUED) { 2099 isp_destroy_handle(isp, reqp->req_handle); 2100 /* 2101 * dmasetup sets actual error in packet, and 2102 * return what we were given to return. 2103 */ 2104 return (i); 2105 } 2106 XS_SETERR(xs, HBA_NOERROR); 2107 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n", 2108 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs), 2109 reqp->req_cdb[0], XS_XFRLEN(xs))); 2110 MemoryBarrier(); 2111 ISP_ADD_REQUEST(isp, iptr); 2112 isp->isp_nactive++; 2113 if (isp->isp_sendmarker) 2114 isp->isp_sendmarker = 0; 2115 return (CMD_QUEUED); 2116 #undef reqp 2117 #undef t2reqp 2118 } 2119 2120 /* 2121 * isp control 2122 * Locks (ints blocked) assumed held. 2123 */ 2124 2125 int 2126 isp_control(isp, ctl, arg) 2127 struct ispsoftc *isp; 2128 ispctl_t ctl; 2129 void *arg; 2130 { 2131 ISP_SCSI_XFER_T *xs; 2132 mbreg_t mbs; 2133 int bus, tgt; 2134 u_int32_t handle; 2135 2136 switch (ctl) { 2137 default: 2138 PRINTF("%s: isp_control unknown control op %x\n", 2139 isp->isp_name, ctl); 2140 break; 2141 2142 case ISPCTL_RESET_BUS: 2143 /* 2144 * Issue a bus reset. 2145 */ 2146 mbs.param[0] = MBOX_BUS_RESET; 2147 if (IS_SCSI(isp)) { 2148 mbs.param[1] = 2149 ((sdparam *) isp->isp_param)->isp_bus_reset_delay; 2150 if (mbs.param[1] < 2) 2151 mbs.param[1] = 2; 2152 bus = *((int *) arg); 2153 mbs.param[2] = bus; 2154 } else { 2155 mbs.param[1] = 10; 2156 mbs.param[2] = 0; 2157 bus = 0; 2158 } 2159 isp->isp_sendmarker = 1 << bus; 2160 isp_mboxcmd(isp, &mbs); 2161 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2162 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 2163 break; 2164 } 2165 CFGPRINTF("%s: driver initiated bus reset of bus %d\n", 2166 isp->isp_name, bus); 2167 return (0); 2168 2169 case ISPCTL_RESET_DEV: 2170 tgt = (*((int *) arg)) & 0xffff; 2171 bus = (*((int *) arg)) >> 16; 2172 mbs.param[0] = MBOX_ABORT_TARGET; 2173 mbs.param[1] = (tgt << 8) | (bus << 15); 2174 mbs.param[2] = 3; /* 'delay', in seconds */ 2175 isp_mboxcmd(isp, &mbs); 2176 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2177 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code " 2178 "%x)\n", isp->isp_name, mbs.param[0]); 2179 break; 2180 } 2181 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n", 2182 isp->isp_name, tgt, bus); 2183 isp->isp_sendmarker = 1 << bus; 2184 return (0); 2185 2186 case ISPCTL_ABORT_CMD: 2187 xs = (ISP_SCSI_XFER_T *) arg; 2188 handle = isp_find_handle(isp, xs); 2189 if (handle == 0) { 2190 PRINTF("%s: isp_control- cannot find command to abort " 2191 "in active list\n", isp->isp_name); 2192 break; 2193 } 2194 bus = XS_CHANNEL(xs); 2195 mbs.param[0] = MBOX_ABORT; 2196 if (IS_FC(isp)) { 2197 #ifdef ISP2100_SCCLUN 2198 mbs.param[1] = XS_TGT(xs) << 8; 2199 mbs.param[4] = 0; 2200 mbs.param[5] = 0; 2201 mbs.param[6] = XS_LUN(xs); 2202 #else 2203 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 2204 #endif 2205 } else { 2206 mbs.param[1] = 2207 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs); 2208 } 2209 mbs.param[2] = handle >> 16; 2210 mbs.param[3] = handle & 0xffff; 2211 isp_mboxcmd(isp, &mbs); 2212 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2213 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 2214 isp->isp_name, mbs.param[0]); 2215 break; 2216 } 2217 PRINTF("%s: command for target %d lun %d was aborted\n", 2218 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2219 return (0); 2220 2221 case ISPCTL_UPDATE_PARAMS: 2222 isp_update(isp); 2223 return (0); 2224 2225 case ISPCTL_FCLINK_TEST: 2226 return (isp_fclink_test(isp, FC_FW_READY_DELAY)); 2227 2228 case ISPCTL_PDB_SYNC: 2229 return (isp_pdb_sync(isp, -1)); 2230 2231 #ifdef ISP_TARGET_MODE 2232 case ISPCTL_TOGGLE_TMODE: 2233 if (IS_SCSI(isp)) { 2234 int ena = *(int *)arg; 2235 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 2236 mbs.param[1] = (ena)? ENABLE_TARGET_FLAG : 0; 2237 isp_mboxcmd(isp, &mbs); 2238 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2239 PRINTF("%s: cannot %sable target mode (0x%x)\n", 2240 isp->isp_name, ena? "en" : "dis", 2241 mbs.param[0]); 2242 break; 2243 } 2244 } 2245 return (0); 2246 #endif 2247 } 2248 return (-1); 2249 } 2250 2251 /* 2252 * Interrupt Service Routine(s). 2253 * 2254 * External (OS) framework has done the appropriate locking, 2255 * and the locking will be held throughout this function. 2256 */ 2257 2258 int 2259 isp_intr(arg) 2260 void *arg; 2261 { 2262 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 2263 struct ispsoftc *isp = arg; 2264 u_int16_t iptr, optr; 2265 u_int16_t isr, isrb, sema; 2266 int i, nlooked = 0, ndone = 0; 2267 2268 /* 2269 * Well, if we've disabled interrupts, we may get a case where 2270 * isr isn't set, but sema is. In any case, debounce isr reads. 2271 */ 2272 do { 2273 isr = ISP_READ(isp, BIU_ISR); 2274 isrb = ISP_READ(isp, BIU_ISR); 2275 } while (isr != isrb); 2276 sema = ISP_READ(isp, BIU_SEMA) & 0x1; 2277 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema)); 2278 if (isr == 0) { 2279 return (0); 2280 } 2281 if (!INT_PENDING(isp, isr)) { 2282 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr)); 2283 return (0); 2284 } 2285 if (isp->isp_state != ISP_RUNSTATE) { 2286 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n", 2287 isp->isp_name, isr, sema)); 2288 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5)); 2289 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2290 ISP_WRITE(isp, BIU_SEMA, 0); 2291 ENABLE_INTS(isp); 2292 return (1); 2293 } 2294 2295 if (sema) { 2296 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2297 if (mbox & 0x4000) { 2298 IDPRINTF(4, ("%s: Command Mbox 0x%x\n", 2299 isp->isp_name, mbox)); 2300 } else { 2301 u_int32_t fhandle = isp_parse_async(isp, (int) mbox); 2302 IDPRINTF(4, ("%s: Async Mbox 0x%x\n", 2303 isp->isp_name, mbox)); 2304 if (fhandle > 0) { 2305 isp_fastpost_complete(isp, fhandle); 2306 } 2307 } 2308 ISP_WRITE(isp, BIU_SEMA, 0); 2309 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2310 ENABLE_INTS(isp); 2311 return (1); 2312 } 2313 2314 /* 2315 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt. 2316 */ 2317 optr = isp->isp_residx; 2318 iptr = ISP_READ(isp, OUTMAILBOX5); 2319 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2320 if (optr == iptr) { 2321 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 2322 isr, optr, iptr)); 2323 } 2324 2325 while (optr != iptr) { 2326 ispstatusreq_t *sp; 2327 u_int16_t oop; 2328 int buddaboom = 0; 2329 2330 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 2331 oop = optr; 2332 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 2333 nlooked++; 2334 MemoryBarrier(); 2335 /* 2336 * Do any appropriate unswizzling of what the Qlogic f/w has 2337 * written into memory so it makes sense to us. This is a 2338 * per-platform thing. 2339 */ 2340 ISP_UNSWIZZLE_RESPONSE(isp, sp); 2341 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 2342 if (isp_handle_other_response(isp, sp, &optr) == 0) { 2343 continue; 2344 } 2345 /* 2346 * It really has to be a bounced request just copied 2347 * from the request queue to the response queue. If 2348 * not, something bad has happened. 2349 */ 2350 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 2351 PRINTF("%s: not RESPONSE in RESPONSE Queue " 2352 "(type 0x%x) @ idx %d (next %d)\n", 2353 isp->isp_name, 2354 sp->req_header.rqs_entry_type, oop, optr); 2355 continue; 2356 } 2357 buddaboom = 1; 2358 } 2359 2360 if (sp->req_header.rqs_flags & 0xf) { 2361 #define _RQS_OFLAGS \ 2362 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET) 2363 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 2364 IDPRINTF(4, ("%s: continuation segment\n", 2365 isp->isp_name)); 2366 ISP_WRITE(isp, INMAILBOX5, optr); 2367 continue; 2368 } 2369 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2370 IDPRINTF(2, ("%s: internal queues full\n", 2371 isp->isp_name)); 2372 /* 2373 * We'll synthesize a QUEUE FULL message below. 2374 */ 2375 } 2376 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 2377 PRINTF("%s: bad header\n", isp->isp_name); 2378 buddaboom++; 2379 } 2380 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 2381 PRINTF("%s: bad request packet\n", 2382 isp->isp_name); 2383 buddaboom++; 2384 } 2385 if (sp->req_header.rqs_flags & _RQS_OFLAGS) { 2386 PRINTF("%s: unknown flags in response (0x%x)\n", 2387 isp->isp_name, sp->req_header.rqs_flags); 2388 buddaboom++; 2389 } 2390 #undef _RQS_OFLAGS 2391 } 2392 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) { 2393 PRINTF("%s: bad request handle %d\n", isp->isp_name, 2394 sp->req_handle); 2395 ISP_WRITE(isp, INMAILBOX5, optr); 2396 continue; 2397 } 2398 xs = isp_find_xs(isp, sp->req_handle); 2399 if (xs == NULL) { 2400 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n", 2401 isp->isp_name, sp->req_handle); 2402 ISP_WRITE(isp, INMAILBOX5, optr); 2403 continue; 2404 } 2405 isp_destroy_handle(isp, sp->req_handle); 2406 if (sp->req_status_flags & RQSTF_BUS_RESET) { 2407 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2408 } 2409 if (buddaboom) { 2410 XS_SETERR(xs, HBA_BOTCH); 2411 } 2412 XS_STS(xs) = sp->req_scsi_status & 0xff; 2413 if (IS_SCSI(isp)) { 2414 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2415 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2416 XS_SNSLEN(xs)); 2417 XS_SNS_IS_VALID(xs); 2418 } 2419 /* 2420 * A new synchronous rate was negotiated for this 2421 * target. Mark state such that we'll go look up 2422 * that which has changed later. 2423 */ 2424 if (sp->req_status_flags & RQSTF_NEGOTIATION) { 2425 sdparam *sdp = isp->isp_param; 2426 sdp += XS_CHANNEL(xs); 2427 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1; 2428 isp->isp_update |= (1 << XS_CHANNEL(xs)); 2429 } 2430 } else { 2431 if (sp->req_scsi_status & RQCS_SV) { 2432 int amt = min(XS_SNSLEN(xs), sp->req_sense_len); 2433 MEMCPY(XS_SNSP(xs), sp->req_sense_data, amt); 2434 XS_SNS_IS_VALID(xs); 2435 sp->req_state_flags |= RQSF_GOT_SENSE; 2436 } else if (XS_STS(xs) == SCSI_CHECK) { 2437 IDPRINTF(1, ("%s: check condition with no sense" 2438 " data\n", isp->isp_name)); 2439 } 2440 } 2441 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 2442 XS_SETERR(xs, HBA_TGTBSY); 2443 } 2444 2445 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 2446 if (XS_NOERR(xs)) { 2447 if (sp->req_completion_status != RQCS_COMPLETE) { 2448 isp_parse_status(isp, sp, xs); 2449 } else { 2450 XS_SETERR(xs, HBA_NOERROR); 2451 } 2452 } 2453 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) { 2454 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2455 /* 2456 * Force Queue Full status. 2457 */ 2458 XS_STS(xs) = SCSI_QFULL; 2459 XS_SETERR(xs, HBA_NOERROR); 2460 } else if (XS_NOERR(xs)) { 2461 XS_SETERR(xs, HBA_BOTCH); 2462 } 2463 } else { 2464 PRINTF("%s: unhandled respose queue type 0x%x\n", 2465 isp->isp_name, sp->req_header.rqs_entry_type); 2466 if (XS_NOERR(xs)) { 2467 XS_SETERR(xs, HBA_BOTCH); 2468 } 2469 } 2470 if (IS_SCSI(isp)) { 2471 XS_RESID(xs) = sp->req_resid; 2472 } else if (sp->req_scsi_status & RQCS_RU) { 2473 XS_RESID(xs) = sp->req_resid; 2474 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 2475 XS_XFRLEN(xs), sp->req_resid)); 2476 } 2477 if (XS_XFRLEN(xs)) { 2478 ISP_DMAFREE(isp, xs, sp->req_handle); 2479 } 2480 /* 2481 * Let the platforms cope. 2482 */ 2483 #if 0 2484 /* 2485 * XXX: If we have a check condition, but no Sense Data, 2486 * XXX: mark it as an error (ARQ failed). We need to 2487 * XXX: to do a more distinct job because there may 2488 * XXX: cases where ARQ is disabled. 2489 */ 2490 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 2491 if (XS_NOERR(xs)) { 2492 PRINTF("%s: ARQ failure for target %d lun %d\n", 2493 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2494 XS_SETERR(xs, HBA_ARQFAIL); 2495 } 2496 } 2497 #endif 2498 if ((isp->isp_dblev >= 5) || 2499 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 2500 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x", 2501 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2502 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs)); 2503 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2504 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 2505 if (!(XS_IS_SNS_VALID(xs))) { 2506 PRINTF(" BUT NOT SET"); 2507 } 2508 } 2509 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 2510 } 2511 2512 if (isp->isp_nactive > 0) 2513 isp->isp_nactive--; 2514 complist[ndone++] = xs; /* defer completion call until later */ 2515 } 2516 2517 /* 2518 * If we looked at any commands, then it's valid to find out 2519 * what the outpointer is. It also is a trigger to update the 2520 * ISP's notion of what we've seen so far. 2521 */ 2522 if (nlooked) { 2523 ISP_WRITE(isp, INMAILBOX5, optr); 2524 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 2525 } 2526 isp->isp_residx = optr; 2527 for (i = 0; i < ndone; i++) { 2528 xs = complist[i]; 2529 if (xs) { 2530 XS_CMD_DONE(xs); 2531 } 2532 } 2533 ENABLE_INTS(isp); 2534 return (1); 2535 } 2536 2537 /* 2538 * Support routines. 2539 */ 2540 2541 static int 2542 isp_parse_async(isp, mbox) 2543 struct ispsoftc *isp; 2544 int mbox; 2545 { 2546 int bus; 2547 u_int32_t fast_post_handle = 0; 2548 2549 if (IS_DUALBUS(isp)) { 2550 bus = ISP_READ(isp, OUTMAILBOX6); 2551 } else { 2552 bus = 0; 2553 } 2554 2555 switch (mbox) { 2556 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */ 2557 break; 2558 case ASYNC_BUS_RESET: 2559 isp->isp_sendmarker = (1 << bus); 2560 #ifdef ISP_TARGET_MODE 2561 isp_target_async(isp, bus, mbox); 2562 #endif 2563 isp_async(isp, ISPASYNC_BUS_RESET, &bus); 2564 break; 2565 case ASYNC_SYSTEM_ERROR: 2566 mbox = ISP_READ(isp, OUTMAILBOX1); 2567 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 2568 isp->isp_name, mbox); 2569 isp_restart(isp); 2570 /* no point continuing after this */ 2571 return (-1); 2572 2573 case ASYNC_RQS_XFER_ERR: 2574 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 2575 break; 2576 2577 case ASYNC_RSP_XFER_ERR: 2578 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 2579 break; 2580 2581 case ASYNC_QWAKEUP: 2582 /* 2583 * We've just been notified that the Queue has woken up. 2584 * We don't need to be chatty about this- just unlatch things 2585 * and move on. 2586 */ 2587 mbox = ISP_READ(isp, OUTMAILBOX4); 2588 break; 2589 2590 case ASYNC_TIMEOUT_RESET: 2591 PRINTF("%s: timeout initiated SCSI bus reset of bus %d\n", 2592 isp->isp_name, bus); 2593 isp->isp_sendmarker = (1 << bus); 2594 #ifdef ISP_TARGET_MODE 2595 isp_target_async(isp, bus, mbox); 2596 #endif 2597 break; 2598 2599 case ASYNC_DEVICE_RESET: 2600 PRINTF("%s: device reset on bus %d\n", isp->isp_name, bus); 2601 isp->isp_sendmarker = 1 << bus; 2602 #ifdef ISP_TARGET_MODE 2603 isp_target_async(isp, bus, mbox); 2604 #endif 2605 break; 2606 2607 case ASYNC_EXTMSG_UNDERRUN: 2608 PRINTF("%s: extended message underrun\n", isp->isp_name); 2609 break; 2610 2611 case ASYNC_SCAM_INT: 2612 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 2613 break; 2614 2615 case ASYNC_HUNG_SCSI: 2616 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 2617 isp->isp_name); 2618 /* XXX: Need to issue SCSI reset at this point */ 2619 break; 2620 2621 case ASYNC_KILLED_BUS: 2622 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 2623 isp->isp_name); 2624 break; 2625 2626 case ASYNC_BUS_TRANSIT: 2627 mbox = ISP_READ(isp, OUTMAILBOX2); 2628 switch (mbox & 0x1c00) { 2629 case SXP_PINS_LVD_MODE: 2630 PRINTF("%s: Transition to LVD mode\n", isp->isp_name); 2631 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2632 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2633 ((sdparam *)isp->isp_param)->isp_lvdmode = 1; 2634 break; 2635 case SXP_PINS_HVD_MODE: 2636 PRINTF("%s: Transition to Differential mode\n", 2637 isp->isp_name); 2638 ((sdparam *)isp->isp_param)->isp_diffmode = 1; 2639 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2640 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2641 break; 2642 case SXP_PINS_SE_MODE: 2643 PRINTF("%s: Transition to Single Ended mode\n", 2644 isp->isp_name); 2645 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2646 ((sdparam *)isp->isp_param)->isp_ultramode = 1; 2647 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2648 break; 2649 default: 2650 PRINTF("%s: Transition to unknown mode 0x%x\n", 2651 isp->isp_name, mbox); 2652 break; 2653 } 2654 /* 2655 * XXX: Set up to renegotiate again! 2656 */ 2657 /* Can only be for a 1080... */ 2658 isp->isp_sendmarker = (1 << bus); 2659 break; 2660 2661 case ASYNC_CMD_CMPLT: 2662 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) | 2663 ISP_READ(isp, OUTMAILBOX1); 2664 IDPRINTF(4, ("%s: fast post completion of %u\n", isp->isp_name, 2665 fast_post_handle)); 2666 break; 2667 2668 case ASYNC_CTIO_DONE: 2669 /* Should only occur when Fast Posting Set for 2100s */ 2670 PRINTF("%s: CTIO done\n", isp->isp_name); 2671 break; 2672 2673 case ASYNC_LIP_OCCURRED: 2674 ((fcparam *) isp->isp_param)->isp_lipseq = 2675 ISP_READ(isp, OUTMAILBOX1); 2676 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2677 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2678 isp->isp_sendmarker = 1; 2679 isp_mark_getpdb_all(isp); 2680 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name)); 2681 #ifdef ISP_TARGET_MODE 2682 isp_target_async(isp, bus, mbox); 2683 #endif 2684 break; 2685 2686 case ASYNC_LOOP_UP: 2687 isp->isp_sendmarker = 1; 2688 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2689 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2690 isp_mark_getpdb_all(isp); 2691 isp_async(isp, ISPASYNC_LOOP_UP, NULL); 2692 #ifdef ISP_TARGET_MODE 2693 isp_target_async(isp, bus, mbox); 2694 #endif 2695 break; 2696 2697 case ASYNC_LOOP_DOWN: 2698 isp->isp_sendmarker = 1; 2699 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2700 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2701 isp_mark_getpdb_all(isp); 2702 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL); 2703 #ifdef ISP_TARGET_MODE 2704 isp_target_async(isp, bus, mbox); 2705 #endif 2706 break; 2707 2708 case ASYNC_LOOP_RESET: 2709 isp->isp_sendmarker = 1 << bus; 2710 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2711 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2712 isp_mark_getpdb_all(isp); 2713 PRINTF("%s: Loop RESET\n", isp->isp_name); 2714 #ifdef ISP_TARGET_MODE 2715 isp_target_async(isp, bus, mbox); 2716 #endif 2717 break; 2718 2719 case ASYNC_PDB_CHANGED: 2720 isp->isp_sendmarker = 1; 2721 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2722 isp_mark_getpdb_all(isp); 2723 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name)); 2724 break; 2725 2726 case ASYNC_CHANGE_NOTIFY: 2727 isp_mark_getpdb_all(isp); 2728 /* 2729 * Not correct, but it will force us to rescan the loop. 2730 */ 2731 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2732 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL); 2733 break; 2734 2735 case ASYNC_PTPMODE: 2736 PRINTF("%s: Point-to-Point mode\n", isp->isp_name); 2737 break; 2738 2739 case ASYNC_CONNMODE: 2740 mbox = ISP_READ(isp, OUTMAILBOX1); 2741 switch (mbox) { 2742 case ISP_CONN_LOOP: 2743 PRINTF("%s: Point-to-Point -> Loop mode\n", 2744 isp->isp_name); 2745 break; 2746 case ISP_CONN_PTP: 2747 PRINTF("%s: Loop -> Point-to-Point mode\n", 2748 isp->isp_name); 2749 break; 2750 case ISP_CONN_BADLIP: 2751 PRINTF("%s: Point-to-Point -> Loop mode (1)\n", 2752 isp->isp_name); 2753 break; 2754 case ISP_CONN_FATAL: 2755 PRINTF("%s: FATAL CONNECTION ERROR\n", isp->isp_name); 2756 isp_restart(isp); 2757 /* no point continuing after this */ 2758 return (-1); 2759 2760 case ISP_CONN_LOOPBACK: 2761 PRINTF("%s: Looped Back in Point-to-Point mode\n", 2762 isp->isp_name); 2763 } 2764 break; 2765 2766 default: 2767 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox); 2768 break; 2769 } 2770 return (fast_post_handle); 2771 } 2772 2773 /* 2774 * Handle other response entries. A pointer to the request queue output 2775 * index is here in case we want to eat several entries at once, although 2776 * this is not used currently. 2777 */ 2778 2779 static int 2780 isp_handle_other_response(isp, sp, optrp) 2781 struct ispsoftc *isp; 2782 ispstatusreq_t *sp; 2783 u_int16_t *optrp; 2784 { 2785 switch (sp->req_header.rqs_entry_type) { 2786 case RQSTYPE_ATIO: 2787 case RQSTYPE_CTIO: 2788 case RQSTYPE_ENABLE_LUN: 2789 case RQSTYPE_MODIFY_LUN: 2790 case RQSTYPE_NOTIFY: 2791 case RQSTYPE_NOTIFY_ACK: 2792 case RQSTYPE_CTIO1: 2793 case RQSTYPE_ATIO2: 2794 case RQSTYPE_CTIO2: 2795 case RQSTYPE_CTIO3: 2796 #ifdef ISP_TARGET_MODE 2797 return (isp_target_notify(isp, sp, optrp)); 2798 #else 2799 /* FALLTHROUGH */ 2800 #endif 2801 case RQSTYPE_REQUEST: 2802 default: 2803 PRINTF("%s: unhandled response type 0x%x\n", isp->isp_name, 2804 sp->req_header.rqs_entry_type); 2805 return (-1); 2806 } 2807 } 2808 2809 static void 2810 isp_parse_status(isp, sp, xs) 2811 struct ispsoftc *isp; 2812 ispstatusreq_t *sp; 2813 ISP_SCSI_XFER_T *xs; 2814 { 2815 switch (sp->req_completion_status) { 2816 case RQCS_COMPLETE: 2817 XS_SETERR(xs, HBA_NOERROR); 2818 return; 2819 2820 case RQCS_INCOMPLETE: 2821 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2822 IDPRINTF(3, ("%s: Selection Timeout for target %d\n", 2823 isp->isp_name, XS_TGT(xs))); 2824 XS_SETERR(xs, HBA_SELTIMEOUT); 2825 return; 2826 } 2827 PRINTF("%s: command incomplete for target %d lun %d, state " 2828 "0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2829 sp->req_state_flags); 2830 break; 2831 2832 case RQCS_DMA_ERROR: 2833 PRINTF("%s: DMA error for command on target %d, lun %d\n", 2834 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2835 break; 2836 2837 case RQCS_TRANSPORT_ERROR: 2838 PRINTF("%s: transport error\n", isp->isp_name); 2839 isp_prtstst(sp); 2840 break; 2841 2842 case RQCS_RESET_OCCURRED: 2843 IDPRINTF(2, ("%s: bus %d reset destroyed command for target %d " 2844 "lun %d\n", isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), 2845 XS_LUN(xs))); 2846 /* 2847 * XXX: Get port number for bus 2848 */ 2849 isp->isp_sendmarker = 3; 2850 XS_SETERR(xs, HBA_BUSRESET); 2851 return; 2852 2853 case RQCS_ABORTED: 2854 PRINTF("%s: command aborted for target %d lun %d\n", 2855 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2856 /* 2857 * XXX: Get port number for bus 2858 */ 2859 isp->isp_sendmarker = 3; 2860 XS_SETERR(xs, HBA_ABORTED); 2861 return; 2862 2863 case RQCS_TIMEOUT: 2864 IDPRINTF(2, ("%s: command timed out for target %d lun %d\n", 2865 isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2866 XS_SETERR(xs, HBA_CMDTIMEOUT); 2867 return; 2868 2869 case RQCS_DATA_OVERRUN: 2870 if (IS_FC(isp)) { 2871 XS_RESID(xs) = sp->req_resid; 2872 break; 2873 } 2874 XS_SETERR(xs, HBA_DATAOVR); 2875 return; 2876 2877 case RQCS_COMMAND_OVERRUN: 2878 PRINTF("%s: command overrun for command on target %d, lun %d\n", 2879 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2880 break; 2881 2882 case RQCS_STATUS_OVERRUN: 2883 PRINTF("%s: status overrun for command on target %d, lun %d\n", 2884 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2885 break; 2886 2887 case RQCS_BAD_MESSAGE: 2888 PRINTF("%s: message not COMMAND COMPLETE after status on " 2889 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2890 XS_LUN(xs)); 2891 break; 2892 2893 case RQCS_NO_MESSAGE_OUT: 2894 PRINTF("%s: No MESSAGE OUT phase after selection on " 2895 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2896 XS_LUN(xs)); 2897 break; 2898 2899 case RQCS_EXT_ID_FAILED: 2900 PRINTF("%s: EXTENDED IDENTIFY failed on target %d, lun %d\n", 2901 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2902 break; 2903 2904 case RQCS_IDE_MSG_FAILED: 2905 PRINTF("%s: target %d lun %d rejected INITIATOR DETECTED " 2906 "ERROR message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2907 break; 2908 2909 case RQCS_ABORT_MSG_FAILED: 2910 PRINTF("%s: target %d lun %d rejected ABORT message\n", 2911 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2912 break; 2913 2914 case RQCS_REJECT_MSG_FAILED: 2915 PRINTF("%s: target %d lun %d rejected MESSAGE REJECT message\n", 2916 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2917 break; 2918 2919 case RQCS_NOP_MSG_FAILED: 2920 PRINTF("%s: target %d lun %d rejected NOP message\n", 2921 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2922 break; 2923 2924 case RQCS_PARITY_ERROR_MSG_FAILED: 2925 PRINTF("%s: target %d lun %d rejected MESSAGE PARITY ERROR " 2926 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2927 break; 2928 2929 case RQCS_DEVICE_RESET_MSG_FAILED: 2930 PRINTF("%s: target %d lun %d rejected BUS DEVICE RESET " 2931 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2932 break; 2933 2934 case RQCS_ID_MSG_FAILED: 2935 PRINTF("%s: target %d lun %d rejected IDENTIFY " 2936 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2937 break; 2938 2939 case RQCS_UNEXP_BUS_FREE: 2940 PRINTF("%s: target %d lun %d had an unexpected bus free\n", 2941 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2942 break; 2943 2944 case RQCS_DATA_UNDERRUN: 2945 if (IS_FC(isp)) { 2946 XS_RESID(xs) = sp->req_resid; 2947 /* an UNDERRUN is not a botch ??? */ 2948 } 2949 XS_SETERR(xs, HBA_NOERROR); 2950 return; 2951 2952 case RQCS_XACT_ERR1: 2953 PRINTF("%s: HBA attempted queued transaction with disconnect " 2954 "not set for target %d lun %d\n", isp->isp_name, XS_TGT(xs), 2955 XS_LUN(xs)); 2956 break; 2957 2958 case RQCS_XACT_ERR2: 2959 PRINTF("%s: HBA attempted queued transaction to target " 2960 "routine %d on target %d\n", isp->isp_name, XS_LUN(xs), 2961 XS_TGT(xs)); 2962 break; 2963 2964 case RQCS_XACT_ERR3: 2965 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2966 "%d when queueing disabled\n", isp->isp_name, XS_TGT(xs), 2967 XS_LUN(xs)); 2968 break; 2969 2970 case RQCS_BAD_ENTRY: 2971 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2972 break; 2973 2974 case RQCS_QUEUE_FULL: 2975 IDPRINTF(3, ("%s: internal queues full for target %d lun %d " 2976 "status 0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2977 XS_STS(xs))); 2978 /* 2979 * If QFULL or some other status byte is set, then this 2980 * isn't an error, per se. 2981 */ 2982 if (XS_STS(xs) != 0) { 2983 XS_SETERR(xs, HBA_NOERROR); 2984 return; 2985 } 2986 break; 2987 2988 case RQCS_PHASE_SKIPPED: 2989 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 2990 "STATUS phase) for target %d lun %d\n", isp->isp_name, 2991 XS_TGT(xs), XS_LUN(xs)); 2992 break; 2993 2994 case RQCS_ARQS_FAILED: 2995 PRINTF("%s: Auto Request Sense failed for target %d lun %d\n", 2996 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2997 XS_SETERR(xs, HBA_ARQFAIL); 2998 return; 2999 3000 case RQCS_WIDE_FAILED: 3001 PRINTF("%s: Wide Negotiation failed for target %d lun %d\n", 3002 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 3003 if (IS_SCSI(isp)) { 3004 sdparam *sdp = isp->isp_param; 3005 sdp += XS_CHANNEL(xs); 3006 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 3007 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 3008 isp->isp_update = XS_CHANNEL(xs)+1; 3009 } 3010 XS_SETERR(xs, HBA_NOERROR); 3011 return; 3012 3013 case RQCS_SYNCXFER_FAILED: 3014 PRINTF("%s: SDTR Message failed for target %d lun %d\n", 3015 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 3016 if (IS_SCSI(isp)) { 3017 sdparam *sdp = isp->isp_param; 3018 sdp += XS_CHANNEL(xs); 3019 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 3020 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 3021 isp->isp_update = XS_CHANNEL(xs)+1; 3022 } 3023 break; 3024 3025 case RQCS_LVD_BUSERR: 3026 PRINTF("%s: Bad LVD Bus condition while talking to target %d " 3027 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 3028 break; 3029 3030 case RQCS_PORT_UNAVAILABLE: 3031 /* 3032 * No such port on the loop. Moral equivalent of SELTIMEO 3033 */ 3034 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 3035 isp->isp_name, XS_TGT(xs))); 3036 XS_SETERR(xs, HBA_SELTIMEOUT); 3037 return; 3038 3039 case RQCS_PORT_LOGGED_OUT: 3040 /* 3041 * It was there (maybe)- treat as a selection timeout. 3042 */ 3043 IDPRINTF(2, ("%s: port logout for target %d\n", 3044 isp->isp_name, XS_TGT(xs))); 3045 XS_SETERR(xs, HBA_SELTIMEOUT); 3046 return; 3047 3048 case RQCS_PORT_CHANGED: 3049 PRINTF("%s: port changed for target %d\n", 3050 isp->isp_name, XS_TGT(xs)); 3051 break; 3052 3053 case RQCS_PORT_BUSY: 3054 PRINTF("%s: port busy for target %d\n", 3055 isp->isp_name, XS_TGT(xs)); 3056 XS_SETERR(xs, HBA_TGTBSY); 3057 return; 3058 3059 default: 3060 PRINTF("%s: comp status %x\n", isp->isp_name, 3061 sp->req_completion_status); 3062 break; 3063 } 3064 XS_SETERR(xs, HBA_BOTCH); 3065 } 3066 3067 static void 3068 isp_fastpost_complete(isp, fph) 3069 struct ispsoftc *isp; 3070 u_int32_t fph; 3071 { 3072 ISP_SCSI_XFER_T *xs; 3073 3074 if (fph < 1) { 3075 return; 3076 } 3077 xs = isp_find_xs(isp, fph); 3078 if (xs == NULL) { 3079 PRINTF("%s: command for fast posting handle 0x%x not found\n", 3080 isp->isp_name, fph); 3081 return; 3082 } 3083 isp_destroy_handle(isp, fph); 3084 3085 /* 3086 * Since we don't have a result queue entry item, 3087 * we must believe that SCSI status is zero and 3088 * that all data transferred. 3089 */ 3090 XS_RESID(xs) = 0; 3091 XS_STS(xs) = 0; 3092 if (XS_XFRLEN(xs)) { 3093 ISP_DMAFREE(isp, xs, fph); 3094 } 3095 XS_CMD_DONE(xs); 3096 if (isp->isp_nactive) 3097 isp->isp_nactive--; 3098 } 3099 3100 #define HINIB(x) ((x) >> 0x4) 3101 #define LONIB(x) ((x) & 0xf) 3102 #define MAKNIB(a, b) (((a) << 4) | (b)) 3103 static u_int8_t mbpcnt[] = { 3104 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 3105 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 3106 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 3107 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 3108 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 3109 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 3110 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 3111 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 3112 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */ 3113 MAKNIB(0, 0), /* 0x09: */ 3114 MAKNIB(0, 0), /* 0x0a: */ 3115 MAKNIB(0, 0), /* 0x0b: */ 3116 MAKNIB(0, 0), /* 0x0c: */ 3117 MAKNIB(0, 0), /* 0x0d: */ 3118 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 3119 MAKNIB(0, 0), /* 0x0f: */ 3120 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 3121 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 3122 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 3123 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 3124 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 3125 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 3126 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 3127 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 3128 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */ 3129 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 3130 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 3131 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 3132 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 3133 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 3134 MAKNIB(0, 0), /* 0x1e: */ 3135 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 3136 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 3137 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 3138 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 3139 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 3140 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 3141 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 3142 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 3143 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 3144 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 3145 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 3146 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */ 3147 MAKNIB(0, 0), /* 0x2b: */ 3148 MAKNIB(0, 0), /* 0x2c: */ 3149 MAKNIB(0, 0), /* 0x2d: */ 3150 MAKNIB(0, 0), /* 0x2e: */ 3151 MAKNIB(0, 0), /* 0x2f: */ 3152 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 3153 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 3154 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 3155 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 3156 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 3157 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */ 3158 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 3159 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 3160 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 3161 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 3162 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */ 3163 MAKNIB(0, 0), /* 0x3b: */ 3164 MAKNIB(0, 0), /* 0x3c: */ 3165 MAKNIB(0, 0), /* 0x3d: */ 3166 MAKNIB(0, 0), /* 0x3e: */ 3167 MAKNIB(0, 0), /* 0x3f: */ 3168 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 3169 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 3170 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 3171 MAKNIB(0, 0), /* 0x43: */ 3172 MAKNIB(0, 0), /* 0x44: */ 3173 MAKNIB(0, 0), /* 0x45: */ 3174 MAKNIB(0, 0), /* 0x46: */ 3175 MAKNIB(0, 0), /* 0x47: */ 3176 MAKNIB(0, 0), /* 0x48: */ 3177 MAKNIB(0, 0), /* 0x49: */ 3178 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */ 3179 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */ 3180 MAKNIB(0, 0), /* 0x4c: */ 3181 MAKNIB(0, 0), /* 0x4d: */ 3182 MAKNIB(0, 0), /* 0x4e: */ 3183 MAKNIB(0, 0), /* 0x4f: */ 3184 MAKNIB(0, 0), /* 0x50: */ 3185 MAKNIB(0, 0), /* 0x51: */ 3186 MAKNIB(0, 0), /* 0x52: */ 3187 MAKNIB(0, 0), /* 0x53: */ 3188 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 3189 MAKNIB(2, 1), /* 0x55: MBOX_ENABLE_TARGET_MODE */ 3190 MAKNIB(0, 0), /* 0x56: */ 3191 MAKNIB(0, 0), /* 0x57: */ 3192 MAKNIB(0, 0), /* 0x58: */ 3193 MAKNIB(0, 0), /* 0x59: */ 3194 MAKNIB(0, 0), /* 0x5a: */ 3195 MAKNIB(0, 0), /* 0x5b: */ 3196 MAKNIB(0, 0), /* 0x5c: */ 3197 MAKNIB(0, 0), /* 0x5d: */ 3198 MAKNIB(0, 0), /* 0x5e: */ 3199 MAKNIB(0, 0), /* 0x5f: */ 3200 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 3201 MAKNIB(0, 0), /* 0x61: */ 3202 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 3203 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 3204 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 3205 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 3206 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 3207 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 3208 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */ 3209 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */ 3210 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */ 3211 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */ 3212 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */ 3213 MAKNIB(0, 0), /* 0x6d: */ 3214 MAKNIB(8, 2), /* 0x6e: MBOX_SEND_SNS */ 3215 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */ 3216 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */ 3217 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */ 3218 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */ 3219 }; 3220 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 3221 3222 static void 3223 isp_mboxcmd(isp, mbp) 3224 struct ispsoftc *isp; 3225 mbreg_t *mbp; 3226 { 3227 int outparam, inparam; 3228 int loops, dld = 0; 3229 u_int8_t opcode; 3230 3231 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 3232 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 3233 inparam = 4; 3234 outparam = 4; 3235 goto command_known; 3236 } else if (mbp->param[0] > NMBCOM) { 3237 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 3238 return; 3239 } 3240 3241 opcode = mbp->param[0]; 3242 inparam = HINIB(mbpcnt[mbp->param[0]]); 3243 outparam = LONIB(mbpcnt[mbp->param[0]]); 3244 3245 if (inparam == 0 && outparam == 0) { 3246 PRINTF("%s: no parameters for %x\n", isp->isp_name, 3247 mbp->param[0]); 3248 return; 3249 } 3250 3251 3252 /* 3253 * Check for variants 3254 */ 3255 #ifdef ISP2100_SCCLUN 3256 if (IS_FC(isp)) { 3257 switch (mbp->param[0]) { 3258 case MBOX_ABORT: 3259 inparam = 7; 3260 break; 3261 case MBOX_ABORT_DEVICE: 3262 case MBOX_START_QUEUE: 3263 case MBOX_STOP_QUEUE: 3264 case MBOX_SINGLE_STEP_QUEUE: 3265 case MBOX_ABORT_QUEUE: 3266 case MBOX_GET_DEV_QUEUE_STATUS: 3267 inparam = 3; 3268 break; 3269 case MBOX_BUS_RESET: 3270 inparam = 2; 3271 break; 3272 default: 3273 break; 3274 } 3275 } 3276 #endif 3277 3278 command_known: 3279 3280 /* 3281 * Set semaphore on mailbox registers to win any races to acquire them. 3282 */ 3283 ISP_WRITE(isp, BIU_SEMA, 1); 3284 3285 /* 3286 * Qlogic Errata for the ISP2100 says that there is a necessary 3287 * debounce between between writing the semaphore register 3288 * and reading a mailbox register. I believe we're okay here. 3289 */ 3290 3291 /* 3292 * Make sure we can send some words. 3293 * Check to see if there's an async mbox event pending. 3294 */ 3295 3296 loops = MBOX_DELAY_COUNT; 3297 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 3298 if (ISP_READ(isp, BIU_SEMA) & 1) { 3299 int fph; 3300 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3301 /* 3302 * We have a pending MBOX async event. 3303 */ 3304 if (mbox & 0x8000) { 3305 fph = isp_parse_async(isp, (int) mbox); 3306 IDPRINTF(5, ("%s: line %d, fph %d\n", 3307 isp->isp_name, __LINE__, fph)); 3308 ISP_WRITE(isp, BIU_SEMA, 0); 3309 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3310 if (fph < 0) { 3311 return; 3312 } else if (fph > 0) { 3313 isp_fastpost_complete(isp, fph); 3314 } 3315 SYS_DELAY(100); 3316 goto command_known; 3317 } 3318 /* 3319 * We have a pending MBOX completion? Might be 3320 * from a previous command. We can't (sometimes) 3321 * just clear HOST INTERRUPT, so we'll just silently 3322 * eat this here. 3323 */ 3324 if (mbox & 0x4000) { 3325 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n", 3326 isp->isp_name, __LINE__, mbox)); 3327 ISP_WRITE(isp, BIU_SEMA, 0); 3328 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3329 SYS_DELAY(100); 3330 goto command_known; 3331 } 3332 } 3333 SYS_DELAY(100); 3334 if (--loops < 0) { 3335 if (dld++ > 10) { 3336 PRINTF("%s: isp_mboxcmd could not get command " 3337 "started\n", isp->isp_name); 3338 return; 3339 } 3340 ISP_WRITE(isp, BIU_SEMA, 0); 3341 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3342 goto command_known; 3343 } 3344 } 3345 3346 /* 3347 * Write input parameters. 3348 * 3349 * Special case some of the setups for the dual port SCSI cards. 3350 * XXX Eventually will be fixed by converting register write/read 3351 * XXX counts to bitmasks. 3352 */ 3353 if (IS_DUALBUS(isp)) { 3354 switch (opcode) { 3355 case MBOX_GET_RETRY_COUNT: 3356 case MBOX_SET_RETRY_COUNT: 3357 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); 3358 mbp->param[7] = 0; 3359 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); 3360 mbp->param[6] = 0; 3361 break; 3362 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3363 case MBOX_SET_ACT_NEG_STATE: 3364 case MBOX_SET_TAG_AGE_LIMIT: 3365 case MBOX_SET_SELECT_TIMEOUT: 3366 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); 3367 mbp->param[2] = 0; 3368 break; 3369 } 3370 } 3371 3372 switch (inparam) { 3373 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 3374 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 3375 case 6: 3376 /* 3377 * The Qlogic 2100 cannot have registers 4 and 5 written to 3378 * after initialization or BAD THINGS HAPPEN (tm). 3379 */ 3380 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3381 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); 3382 mbp->param[5] = 0; 3383 case 5: 3384 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3385 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); 3386 mbp->param[4] = 0; 3387 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 3388 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 3389 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 3390 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 3391 } 3392 3393 /* 3394 * Clear RISC int condition. 3395 */ 3396 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3397 3398 /* 3399 * Clear semaphore on mailbox registers so that the Qlogic 3400 * may update outgoing registers. 3401 */ 3402 ISP_WRITE(isp, BIU_SEMA, 0); 3403 3404 /* 3405 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 3406 */ 3407 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 3408 3409 /* 3410 * Wait until HOST INT has gone away (meaning that the Qlogic 3411 * has picked up the mailbox command. Wait a long time. 3412 */ 3413 loops = MBOX_DELAY_COUNT * 5; 3414 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) { 3415 SYS_DELAY(100); 3416 if (--loops < 0) { 3417 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name); 3418 return; 3419 } 3420 } 3421 3422 /* 3423 * While the Semaphore registers isn't set, wait for the Qlogic 3424 * to process the mailbox command. Again- wait a long time. 3425 */ 3426 loops = MBOX_DELAY_COUNT * 5; 3427 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 3428 SYS_DELAY(100); 3429 /* 3430 * Wierd- I've seen the case where the semaphore register 3431 * isn't getting set- sort of a violation of the protocol.. 3432 */ 3433 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000) 3434 break; 3435 if (--loops < 0) { 3436 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 3437 return; 3438 } 3439 } 3440 3441 /* 3442 * Make sure that the MBOX_BUSY has gone away 3443 */ 3444 loops = MBOX_DELAY_COUNT; 3445 for (;;) { 3446 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3447 if (mbox == MBOX_BUSY) { 3448 if (--loops < 0) { 3449 PRINTF("%s: isp_mboxcmd timeout #4\n", 3450 isp->isp_name); 3451 return; 3452 } 3453 SYS_DELAY(100); 3454 continue; 3455 } 3456 /* 3457 * We have a pending MBOX async event. 3458 */ 3459 if (mbox & 0x8000) { 3460 int fph = isp_parse_async(isp, (int) mbox); 3461 ISP_WRITE(isp, BIU_SEMA, 0); 3462 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3463 if (fph < 0) { 3464 return; 3465 } else if (fph > 0) { 3466 isp_fastpost_complete(isp, fph); 3467 } 3468 SYS_DELAY(100); 3469 continue; 3470 } 3471 break; 3472 } 3473 3474 /* 3475 * Pick up output parameters. Special case some of the readbacks 3476 * for the dual port SCSI cards. 3477 */ 3478 if (IS_DUALBUS(isp)) { 3479 switch (opcode) { 3480 case MBOX_GET_RETRY_COUNT: 3481 case MBOX_SET_RETRY_COUNT: 3482 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3483 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3484 break; 3485 case MBOX_GET_TAG_AGE_LIMIT: 3486 case MBOX_SET_TAG_AGE_LIMIT: 3487 case MBOX_GET_ACT_NEG_STATE: 3488 case MBOX_SET_ACT_NEG_STATE: 3489 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3490 case MBOX_GET_ASYNC_DATA_SETUP_TIME: 3491 case MBOX_GET_RESET_DELAY_PARAMS: 3492 case MBOX_SET_RESET_DELAY_PARAMS: 3493 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3494 break; 3495 } 3496 } 3497 3498 if (IS_2200(isp)) { 3499 if (opcode == MBOX_GET_LOOP_ID) { 3500 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3501 } 3502 } 3503 3504 switch (outparam) { 3505 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3506 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3507 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 3508 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 3509 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 3510 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3511 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 3512 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 3513 } 3514 3515 /* 3516 * Clear RISC int. 3517 */ 3518 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3519 3520 /* 3521 * Release semaphore on mailbox registers 3522 */ 3523 ISP_WRITE(isp, BIU_SEMA, 0); 3524 3525 /* 3526 * Just to be chatty here... 3527 */ 3528 switch (mbp->param[0]) { 3529 case MBOX_COMMAND_COMPLETE: 3530 break; 3531 case MBOX_INVALID_COMMAND: 3532 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 3533 isp->isp_name, opcode)); 3534 break; 3535 case MBOX_HOST_INTERFACE_ERROR: 3536 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 3537 isp->isp_name, opcode); 3538 break; 3539 case MBOX_TEST_FAILED: 3540 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 3541 isp->isp_name, opcode); 3542 break; 3543 case MBOX_COMMAND_ERROR: 3544 if (opcode != MBOX_ABOUT_FIRMWARE) 3545 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 3546 isp->isp_name, opcode); 3547 break; 3548 case MBOX_COMMAND_PARAM_ERROR: 3549 switch (opcode) { 3550 case MBOX_GET_PORT_DB: 3551 case MBOX_GET_PORT_NAME: 3552 case MBOX_GET_DEV_QUEUE_PARAMS: 3553 break; 3554 default: 3555 PRINTF("%s: mbox cmd %x failed with " 3556 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode); 3557 } 3558 break; 3559 3560 /* 3561 * Be silent about these... 3562 */ 3563 case ASYNC_PDB_CHANGED: 3564 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 3565 break; 3566 3567 case ASYNC_LIP_OCCURRED: 3568 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1]; 3569 /* FALLTHROUGH */ 3570 case ASYNC_LOOP_UP: 3571 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3572 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 3573 break; 3574 3575 case ASYNC_LOOP_DOWN: 3576 case ASYNC_LOOP_RESET: 3577 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3578 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 3579 /* FALLTHROUGH */ 3580 case ASYNC_CHANGE_NOTIFY: 3581 break; 3582 3583 default: 3584 /* 3585 * The expected return of EXEC_FIRMWARE is zero. 3586 */ 3587 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 3588 (opcode != MBOX_EXEC_FIRMWARE)) { 3589 PRINTF("%s: mbox cmd %x failed with error %x\n", 3590 isp->isp_name, opcode, mbp->param[0]); 3591 } 3592 break; 3593 } 3594 } 3595 3596 void 3597 isp_lostcmd(isp, xs) 3598 struct ispsoftc *isp; 3599 ISP_SCSI_XFER_T *xs; 3600 { 3601 mbreg_t mbs; 3602 3603 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 3604 isp_mboxcmd(isp, &mbs); 3605 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3606 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 3607 return; 3608 } 3609 if (mbs.param[1]) { 3610 PRINTF("%s: %d commands on completion queue\n", 3611 isp->isp_name, mbs.param[1]); 3612 } 3613 if (XS_NULL(xs)) 3614 return; 3615 3616 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 3617 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */ 3618 isp_mboxcmd(isp, &mbs); 3619 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3620 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 3621 return; 3622 } 3623 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 3624 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 3625 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 3626 3627 isp_dumpregs(isp, "lost command"); 3628 /* 3629 * XXX: Need to try and do something to recover. 3630 */ 3631 } 3632 3633 static void 3634 isp_dumpregs(isp, msg) 3635 struct ispsoftc *isp; 3636 const char *msg; 3637 { 3638 PRINTF("%s: %s\n", isp->isp_name, msg); 3639 if (IS_SCSI(isp)) 3640 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 3641 else 3642 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 3643 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 3644 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 3645 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 3646 3647 3648 if (IS_SCSI(isp)) { 3649 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 3650 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 3651 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 3652 ISP_READ(isp, CDMA_FIFO_STS)); 3653 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 3654 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 3655 ISP_READ(isp, DDMA_FIFO_STS)); 3656 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 3657 ISP_READ(isp, SXP_INTERRUPT), 3658 ISP_READ(isp, SXP_GROSS_ERR), 3659 ISP_READ(isp, SXP_PINS_CTRL)); 3660 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 3661 } 3662 PRINTF(" mbox regs: %x %x %x %x %x\n", 3663 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1), 3664 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3), 3665 ISP_READ(isp, OUTMAILBOX4)); 3666 ISP_DUMPREGS(isp); 3667 } 3668 3669 static void 3670 isp_fw_state(isp) 3671 struct ispsoftc *isp; 3672 { 3673 mbreg_t mbs; 3674 if (IS_FC(isp)) { 3675 int once = 0; 3676 fcparam *fcp = isp->isp_param; 3677 again: 3678 mbs.param[0] = MBOX_GET_FW_STATE; 3679 isp_mboxcmd(isp, &mbs); 3680 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3681 IDPRINTF(1, ("%s: isp_fw_state 0x%x\n", isp->isp_name, 3682 mbs.param[0])); 3683 switch (mbs.param[0]) { 3684 case ASYNC_PDB_CHANGED: 3685 if (once++ < 10) { 3686 goto again; 3687 } 3688 fcp->isp_fwstate = FW_CONFIG_WAIT; 3689 fcp->isp_loopstate = LOOP_PDB_RCVD; 3690 goto again; 3691 case ASYNC_LIP_OCCURRED: 3692 fcp->isp_lipseq = mbs.param[1]; 3693 /* FALLTHROUGH */ 3694 case ASYNC_LOOP_UP: 3695 fcp->isp_fwstate = FW_CONFIG_WAIT; 3696 fcp->isp_loopstate = LOOP_LIP_RCVD; 3697 if (once++ < 10) { 3698 goto again; 3699 } 3700 break; 3701 case ASYNC_LOOP_RESET: 3702 case ASYNC_LOOP_DOWN: 3703 fcp->isp_fwstate = FW_CONFIG_WAIT; 3704 fcp->isp_loopstate = LOOP_NIL; 3705 /* FALLTHROUGH */ 3706 case ASYNC_CHANGE_NOTIFY: 3707 if (once++ < 10) { 3708 goto again; 3709 } 3710 break; 3711 } 3712 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n", 3713 isp->isp_name, mbs.param[0]); 3714 return; 3715 } 3716 fcp->isp_fwstate = mbs.param[1]; 3717 } 3718 } 3719 3720 static void 3721 isp_update(isp) 3722 struct ispsoftc *isp; 3723 { 3724 int bus; 3725 3726 for (bus = 0; isp->isp_update != 0; bus++) { 3727 if (isp->isp_update & (1 << bus)) { 3728 isp_update_bus(isp, bus); 3729 isp->isp_update ^= (1 << bus); 3730 } 3731 } 3732 } 3733 3734 static void 3735 isp_update_bus(isp, bus) 3736 struct ispsoftc *isp; 3737 int bus; 3738 { 3739 int tgt; 3740 mbreg_t mbs; 3741 sdparam *sdp; 3742 3743 if (IS_FC(isp)) { 3744 return; 3745 } 3746 3747 sdp = isp->isp_param; 3748 sdp += bus; 3749 3750 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3751 u_int16_t flags, period, offset; 3752 int get; 3753 3754 if (sdp->isp_devparam[tgt].dev_enable == 0) { 3755 IDPRINTF(1, ("%s: skipping target %d bus %d update\n", 3756 isp->isp_name, tgt, bus)); 3757 continue; 3758 } 3759 3760 /* 3761 * If the goal is to update the status of the device, 3762 * take what's in dev_flags and try and set the device 3763 * toward that. Otherwise, if we're just refreshing the 3764 * current device state, get the current parameters. 3765 */ 3766 if (sdp->isp_devparam[tgt].dev_update) { 3767 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 3768 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 3769 /* 3770 * Insist that PARITY must be enabled if SYNC 3771 * is enabled. 3772 */ 3773 if (mbs.param[2] & DPARM_SYNC) { 3774 mbs.param[2] |= DPARM_PARITY; 3775 } 3776 mbs.param[3] = 3777 (sdp->isp_devparam[tgt].sync_offset << 8) | 3778 (sdp->isp_devparam[tgt].sync_period); 3779 sdp->isp_devparam[tgt].dev_update = 0; 3780 /* 3781 * A command completion later that has 3782 * RQSTF_NEGOTIATION set will cause 3783 * the dev_refresh/announce cycle. 3784 * 3785 * Note: It is really important to update our current 3786 * flags with at least the state of TAG capabilities- 3787 * otherwise we might try and send a tagged command 3788 * when we have it all turned off. So change it here 3789 * to say that current already matches goal. 3790 */ 3791 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 3792 sdp->isp_devparam[tgt].cur_dflags |= 3793 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING); 3794 sdp->isp_devparam[tgt].dev_refresh = 1; 3795 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x" 3796 " period 0x%x\n", isp->isp_name, bus, tgt, 3797 mbs.param[2], mbs.param[3] >> 8, 3798 mbs.param[3] & 0xff)); 3799 get = 0; 3800 } else if (sdp->isp_devparam[tgt].dev_refresh) { 3801 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3802 sdp->isp_devparam[tgt].dev_refresh = 0; 3803 get = 1; 3804 } else { 3805 continue; 3806 } 3807 mbs.param[1] = (bus << 15) | (tgt << 8) ; 3808 isp_mboxcmd(isp, &mbs); 3809 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3810 PRINTF("%s: failed to %cet SCSI parameters for " 3811 "target %d\n", isp->isp_name, (get)? 'g' : 's', 3812 tgt); 3813 continue; 3814 } 3815 if (get == 0) { 3816 isp->isp_sendmarker |= (1 << bus); 3817 continue; 3818 } 3819 flags = mbs.param[2]; 3820 period = mbs.param[3] & 0xff; 3821 offset = mbs.param[3] >> 8; 3822 sdp->isp_devparam[tgt].cur_dflags = flags; 3823 sdp->isp_devparam[tgt].cur_period = period; 3824 sdp->isp_devparam[tgt].cur_offset = offset; 3825 get = (bus << 16) | tgt; 3826 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get); 3827 } 3828 } 3829 3830 static void 3831 isp_setdfltparm(isp, channel) 3832 struct ispsoftc *isp; 3833 int channel; 3834 { 3835 int tgt; 3836 mbreg_t mbs; 3837 sdparam *sdp; 3838 3839 if (IS_FC(isp)) { 3840 fcparam *fcp = (fcparam *) isp->isp_param; 3841 fcp += channel; 3842 if (fcp->isp_gotdparms) { 3843 return; 3844 } 3845 fcp->isp_gotdparms = 1; 3846 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 3847 fcp->isp_maxalloc = ICB_DFLT_ALLOC; 3848 fcp->isp_execthrottle = ICB_DFLT_THROTTLE; 3849 fcp->isp_retry_delay = ICB_DFLT_RDELAY; 3850 fcp->isp_retry_count = ICB_DFLT_RCOUNT; 3851 /* Platform specific.... */ 3852 fcp->isp_loopid = DEFAULT_LOOPID(isp); 3853 fcp->isp_nodewwn = DEFAULT_WWN(isp); 3854 fcp->isp_portwwn = 0; 3855 /* 3856 * Now try and read NVRAM 3857 */ 3858 if ((isp->isp_confopts & (ISP_CFG_NONVRAM|ISP_CFG_OWNWWN)) || 3859 (isp_read_nvram(isp))) { 3860 PRINTF("%s: using Node WWN 0x%08x%08x\n", 3861 isp->isp_name, (u_int32_t)(fcp->isp_nodewwn >> 32), 3862 (u_int32_t)(fcp->isp_nodewwn & 0xffffffff)); 3863 } 3864 return; 3865 } 3866 3867 sdp = (sdparam *) isp->isp_param; 3868 sdp += channel; 3869 3870 /* 3871 * Been there, done that, got the T-shirt... 3872 */ 3873 if (sdp->isp_gotdparms) { 3874 return; 3875 } 3876 sdp->isp_gotdparms = 1; 3877 3878 /* 3879 * If we've not been told to avoid reading NVRAM, try and read it. 3880 * If we're successful reading it, we can return since NVRAM will 3881 * tell us the right thing to do. Otherwise, establish some reasonable 3882 * defaults. 3883 */ 3884 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3885 if (isp_read_nvram(isp) == 0) { 3886 return; 3887 } 3888 } 3889 3890 /* 3891 * Now try and see whether we have specific values for them. 3892 */ 3893 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3894 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 3895 isp_mboxcmd(isp, &mbs); 3896 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3897 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 3898 sdp->isp_req_ack_active_neg = 1; 3899 sdp->isp_data_line_active_neg = 1; 3900 } else { 3901 sdp->isp_req_ack_active_neg = 3902 (mbs.param[1+channel] >> 4) & 0x1; 3903 sdp->isp_data_line_active_neg = 3904 (mbs.param[1+channel] >> 5) & 0x1; 3905 } 3906 } else { 3907 sdp->isp_req_ack_active_neg = 1; 3908 sdp->isp_data_line_active_neg = 1; 3909 } 3910 3911 IDPRINTF(3, ("%s: defaulting bus %d REQ/ACK Active Negation is %d\n", 3912 isp->isp_name, channel, sdp->isp_req_ack_active_neg)); 3913 IDPRINTF(3, ("%s: defaulting bus %d DATA Active Negation is %d\n", 3914 isp->isp_name, channel, sdp->isp_data_line_active_neg)); 3915 3916 /* 3917 * The trick here is to establish a default for the default (honk!) 3918 * state (dev_flags). Then try and get the current status from 3919 * the card to fill in the current state. We don't, in fact, set 3920 * the default to the SAFE default state- that's not the goal state. 3921 */ 3922 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3923 sdp->isp_devparam[tgt].cur_offset = 0; 3924 sdp->isp_devparam[tgt].cur_period = 0; 3925 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT; 3926 sdp->isp_devparam[tgt].cur_dflags = 0; 3927 /* 3928 * We default to Wide/Fast for versions less than a 1040 3929 * (unless it's SBus). 3930 */ 3931 if ((isp->isp_bustype == ISP_BT_SBUS && 3932 isp->isp_type < ISP_HA_SCSI_1020A) || 3933 (isp->isp_bustype == ISP_BT_PCI && 3934 isp->isp_type < ISP_HA_SCSI_1040) || 3935 (isp->isp_clock && isp->isp_clock < 60)) { 3936 sdp->isp_devparam[tgt].sync_offset = 3937 ISP_10M_SYNCPARMS >> 8; 3938 sdp->isp_devparam[tgt].sync_period = 3939 ISP_10M_SYNCPARMS & 0xff; 3940 } else if (IS_ULTRA2(isp)) { 3941 sdp->isp_devparam[tgt].sync_offset = 3942 ISP_40M_SYNCPARMS >> 8; 3943 sdp->isp_devparam[tgt].sync_period = 3944 ISP_40M_SYNCPARMS & 0xff; 3945 } else { 3946 sdp->isp_devparam[tgt].sync_offset = 3947 ISP_20M_SYNCPARMS >> 8; 3948 sdp->isp_devparam[tgt].sync_period = 3949 ISP_20M_SYNCPARMS & 0xff; 3950 } 3951 3952 /* 3953 * Don't get current target parameters if we've been 3954 * told not to use NVRAM- it's really the same thing. 3955 */ 3956 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3957 3958 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3959 mbs.param[1] = tgt << 8; 3960 isp_mboxcmd(isp, &mbs); 3961 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3962 continue; 3963 } 3964 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 3965 sdp->isp_devparam[tgt].dev_flags = mbs.param[2]; 3966 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 3967 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 3968 3969 /* 3970 * The maximum period we can really see 3971 * here is 100 (decimal), or 400 ns. 3972 * For some unknown reason we sometimes 3973 * get back wildass numbers from the 3974 * boot device's parameters (alpha only). 3975 */ 3976 if ((mbs.param[3] & 0xff) <= 0x64) { 3977 sdp->isp_devparam[tgt].sync_period = 3978 mbs.param[3] & 0xff; 3979 sdp->isp_devparam[tgt].sync_offset = 3980 mbs.param[3] >> 8; 3981 } 3982 3983 /* 3984 * It is not safe to run Ultra Mode with a clock < 60. 3985 */ 3986 if (((isp->isp_clock && isp->isp_clock < 60) || 3987 (isp->isp_type < ISP_HA_SCSI_1020A)) && 3988 (sdp->isp_devparam[tgt].sync_period <= 3989 (ISP_20M_SYNCPARMS & 0xff))) { 3990 sdp->isp_devparam[tgt].sync_offset = 3991 ISP_10M_SYNCPARMS >> 8; 3992 sdp->isp_devparam[tgt].sync_period = 3993 ISP_10M_SYNCPARMS & 0xff; 3994 } 3995 } 3996 IDPRINTF(3, ("%s: bus %d tgt %d flags %x offset %x period %x\n", 3997 isp->isp_name, channel, tgt, 3998 sdp->isp_devparam[tgt].dev_flags, 3999 sdp->isp_devparam[tgt].sync_offset, 4000 sdp->isp_devparam[tgt].sync_period)); 4001 } 4002 4003 /* 4004 * Establish default some more default parameters. 4005 */ 4006 sdp->isp_cmd_dma_burst_enable = 1; 4007 sdp->isp_data_dma_burst_enabl = 1; 4008 sdp->isp_fifo_threshold = 0; 4009 sdp->isp_initiator_id = 7; 4010 /* XXXX This is probably based upon clock XXXX */ 4011 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4012 sdp->isp_async_data_setup = 9; 4013 } else { 4014 sdp->isp_async_data_setup = 6; 4015 } 4016 sdp->isp_selection_timeout = 250; 4017 sdp->isp_max_queue_depth = MAXISPREQUEST; 4018 sdp->isp_tag_aging = 8; 4019 sdp->isp_bus_reset_delay = 3; 4020 sdp->isp_retry_count = 2; 4021 sdp->isp_retry_delay = 2; 4022 4023 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 4024 sdp->isp_devparam[tgt].exc_throttle = 16; 4025 sdp->isp_devparam[tgt].dev_enable = 1; 4026 } 4027 } 4028 4029 /* 4030 * Re-initialize the ISP and complete all orphaned commands 4031 * with a 'botched' notice. The reset/init routines should 4032 * not disturb an already active list of commands. 4033 * 4034 * Locks held prior to coming here. 4035 */ 4036 4037 void 4038 isp_restart(isp) 4039 struct ispsoftc *isp; 4040 { 4041 ISP_SCSI_XFER_T *xs; 4042 u_int32_t handle; 4043 4044 #if 0 4045 isp->isp_gotdparms = 0; 4046 #endif 4047 isp_reset(isp); 4048 if (isp->isp_state == ISP_RESETSTATE) { 4049 isp_init(isp); 4050 if (isp->isp_state == ISP_INITSTATE) { 4051 isp->isp_state = ISP_RUNSTATE; 4052 } 4053 } 4054 if (isp->isp_state != ISP_RUNSTATE) { 4055 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 4056 } 4057 isp->isp_nactive = 0; 4058 4059 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) { 4060 xs = isp_find_xs(isp, handle); 4061 if (xs == NULL) { 4062 continue; 4063 } 4064 isp_destroy_handle(isp, handle); 4065 if (XS_XFRLEN(xs)) { 4066 ISP_DMAFREE(isp, xs, handle); 4067 XS_RESID(xs) = XS_XFRLEN(xs); 4068 } else { 4069 XS_RESID(xs) = 0; 4070 } 4071 XS_SETERR(xs, HBA_BUSRESET); 4072 XS_CMD_DONE(xs); 4073 } 4074 } 4075 4076 /* 4077 * NVRAM Routines 4078 */ 4079 static int 4080 isp_read_nvram(isp) 4081 struct ispsoftc *isp; 4082 { 4083 int i, amt; 4084 u_int8_t csum, minversion; 4085 union { 4086 u_int8_t _x[ISP2100_NVRAM_SIZE]; 4087 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 4088 } _n; 4089 #define nvram_data _n._x 4090 #define nvram_words _n._s 4091 4092 if (IS_FC(isp)) { 4093 amt = ISP2100_NVRAM_SIZE; 4094 minversion = 1; 4095 } else if (IS_ULTRA2(isp)) { 4096 amt = ISP1080_NVRAM_SIZE; 4097 minversion = 0; 4098 } else { 4099 amt = ISP_NVRAM_SIZE; 4100 minversion = 2; 4101 } 4102 4103 /* 4104 * Just read the first two words first to see if we have a valid 4105 * NVRAM to continue reading the rest with. 4106 */ 4107 for (i = 0; i < 2; i++) { 4108 isp_rdnvram_word(isp, i, &nvram_words[i]); 4109 } 4110 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 4111 nvram_data[2] != 'P') { 4112 if (isp->isp_bustype != ISP_BT_SBUS) { 4113 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n", 4114 isp->isp_name, nvram_data[0], nvram_data[1], 4115 nvram_data[2], nvram_data[3]); 4116 } 4117 return (-1); 4118 } 4119 for (i = 2; i < amt>>1; i++) { 4120 isp_rdnvram_word(isp, i, &nvram_words[i]); 4121 } 4122 for (csum = 0, i = 0; i < amt; i++) { 4123 csum += nvram_data[i]; 4124 } 4125 if (csum != 0) { 4126 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 4127 return (-1); 4128 } 4129 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 4130 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 4131 ISP_NVRAM_VERSION(nvram_data)); 4132 return (-1); 4133 } 4134 4135 if (IS_ULTRA3(isp)) { 4136 isp_parse_nvram_12160(isp, 0, nvram_data); 4137 isp_parse_nvram_12160(isp, 1, nvram_data); 4138 } else if (IS_1080(isp)) { 4139 isp_parse_nvram_1080(isp, 0, nvram_data); 4140 } else if (IS_1280(isp) || IS_1240(isp)) { 4141 isp_parse_nvram_1080(isp, 0, nvram_data); 4142 isp_parse_nvram_1080(isp, 1, nvram_data); 4143 } else if (IS_SCSI(isp)) { 4144 isp_parse_nvram_1020(isp, nvram_data); 4145 } else { 4146 isp_parse_nvram_2100(isp, nvram_data); 4147 } 4148 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name)); 4149 return (0); 4150 #undef nvram_data 4151 #undef nvram_words 4152 } 4153 4154 static void 4155 isp_rdnvram_word(isp, wo, rp) 4156 struct ispsoftc *isp; 4157 int wo; 4158 u_int16_t *rp; 4159 { 4160 int i, cbits; 4161 u_int16_t bit, rqst; 4162 4163 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4164 SYS_DELAY(2); 4165 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4166 SYS_DELAY(2); 4167 4168 if (IS_FC(isp)) { 4169 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 4170 rqst = (ISP_NVRAM_READ << 8) | wo; 4171 cbits = 10; 4172 } else if (IS_ULTRA2(isp)) { 4173 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1); 4174 rqst = (ISP_NVRAM_READ << 8) | wo; 4175 cbits = 10; 4176 } else { 4177 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 4178 rqst = (ISP_NVRAM_READ << 6) | wo; 4179 cbits = 8; 4180 } 4181 4182 /* 4183 * Clock the word select request out... 4184 */ 4185 for (i = cbits; i >= 0; i--) { 4186 if ((rqst >> i) & 1) { 4187 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 4188 } else { 4189 bit = BIU_NVRAM_SELECT; 4190 } 4191 ISP_WRITE(isp, BIU_NVRAM, bit); 4192 SYS_DELAY(2); 4193 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 4194 SYS_DELAY(2); 4195 ISP_WRITE(isp, BIU_NVRAM, bit); 4196 SYS_DELAY(2); 4197 } 4198 /* 4199 * Now read the result back in (bits come back in MSB format). 4200 */ 4201 *rp = 0; 4202 for (i = 0; i < 16; i++) { 4203 u_int16_t rv; 4204 *rp <<= 1; 4205 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4206 SYS_DELAY(2); 4207 rv = ISP_READ(isp, BIU_NVRAM); 4208 if (rv & BIU_NVRAM_DATAIN) { 4209 *rp |= 1; 4210 } 4211 SYS_DELAY(2); 4212 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4213 SYS_DELAY(2); 4214 } 4215 ISP_WRITE(isp, BIU_NVRAM, 0); 4216 SYS_DELAY(2); 4217 #if BYTE_ORDER == BIG_ENDIAN 4218 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 4219 #endif 4220 } 4221 4222 static void 4223 isp_parse_nvram_1020(isp, nvram_data) 4224 struct ispsoftc *isp; 4225 u_int8_t *nvram_data; 4226 { 4227 int i; 4228 static char *tru = "true"; 4229 static char *not = "false"; 4230 sdparam *sdp = (sdparam *) isp->isp_param; 4231 4232 sdp->isp_fifo_threshold = 4233 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 4234 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 4235 4236 sdp->isp_initiator_id = 4237 ISP_NVRAM_INITIATOR_ID(nvram_data); 4238 4239 sdp->isp_bus_reset_delay = 4240 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 4241 4242 sdp->isp_retry_count = 4243 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 4244 4245 sdp->isp_retry_delay = 4246 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 4247 4248 sdp->isp_async_data_setup = 4249 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 4250 4251 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4252 if (sdp->isp_async_data_setup < 9) { 4253 sdp->isp_async_data_setup = 9; 4254 } 4255 } else { 4256 if (sdp->isp_async_data_setup != 6) { 4257 sdp->isp_async_data_setup = 6; 4258 } 4259 } 4260 4261 sdp->isp_req_ack_active_neg = 4262 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 4263 4264 sdp->isp_data_line_active_neg = 4265 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 4266 4267 sdp->isp_data_dma_burst_enabl = 4268 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 4269 4270 sdp->isp_cmd_dma_burst_enable = 4271 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 4272 4273 sdp->isp_tag_aging = 4274 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 4275 4276 sdp->isp_selection_timeout = 4277 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 4278 4279 sdp->isp_max_queue_depth = 4280 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 4281 4282 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 4283 if (isp->isp_dblev > 2) { 4284 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4285 PRINTF(" Fifo Threshold = 0x%x\n", 4286 sdp->isp_fifo_threshold); 4287 PRINTF(" Bus Reset Delay = %d\n", 4288 sdp->isp_bus_reset_delay); 4289 PRINTF(" Retry Count = %d\n", 4290 sdp->isp_retry_count); 4291 PRINTF(" Retry Delay = %d\n", 4292 sdp->isp_retry_delay); 4293 PRINTF(" Tag Age Limit = %d\n", 4294 sdp->isp_tag_aging); 4295 PRINTF(" Selection Timeout = %d\n", 4296 sdp->isp_selection_timeout); 4297 PRINTF(" Max Queue Depth = %d\n", 4298 sdp->isp_max_queue_depth); 4299 PRINTF(" Async Data Setup = 0x%x\n", 4300 sdp->isp_async_data_setup); 4301 PRINTF(" REQ/ACK Active Negation = %s\n", 4302 sdp->isp_req_ack_active_neg? tru : not); 4303 PRINTF(" Data Line Active Negation = %s\n", 4304 sdp->isp_data_line_active_neg? tru : not); 4305 PRINTF(" Data DMA Burst Enable = %s\n", 4306 sdp->isp_data_dma_burst_enabl? tru : not); 4307 PRINTF(" Cmd DMA Burst Enable = %s\n", 4308 sdp->isp_cmd_dma_burst_enable? tru : not); 4309 PRINTF(" Fast MTTR = %s\n", 4310 isp->isp_fast_mttr? tru : not); 4311 } 4312 for (i = 0; i < MAX_TARGETS; i++) { 4313 sdp->isp_devparam[i].dev_enable = 4314 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 4315 sdp->isp_devparam[i].exc_throttle = 4316 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 4317 sdp->isp_devparam[i].sync_offset = 4318 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 4319 sdp->isp_devparam[i].sync_period = 4320 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 4321 4322 if (isp->isp_type < ISP_HA_SCSI_1040) { 4323 /* 4324 * If we're not ultra, we can't possibly 4325 * be a shorter period than this. 4326 */ 4327 if (sdp->isp_devparam[i].sync_period < 0x19) { 4328 sdp->isp_devparam[i].sync_period = 4329 0x19; 4330 } 4331 if (sdp->isp_devparam[i].sync_offset > 0xc) { 4332 sdp->isp_devparam[i].sync_offset = 4333 0x0c; 4334 } 4335 } else { 4336 if (sdp->isp_devparam[i].sync_offset > 0x8) { 4337 sdp->isp_devparam[i].sync_offset = 0x8; 4338 } 4339 } 4340 sdp->isp_devparam[i].dev_flags = 0; 4341 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 4342 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4343 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 4344 PRINTF("%s: not supporting QFRZ option for " 4345 "target %d\n", isp->isp_name, i); 4346 } 4347 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4348 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 4349 PRINTF("%s: not disabling ARQ option for " 4350 "target %d\n", isp->isp_name, i); 4351 } 4352 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 4353 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4354 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 4355 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4356 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 4357 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4358 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 4359 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4360 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 4361 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4362 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */ 4363 if (isp->isp_dblev > 2) { 4364 PRINTF(" Target %d: Enabled %d Throttle %d " 4365 "Offset %d Period %d Flags 0x%x\n", i, 4366 sdp->isp_devparam[i].dev_enable, 4367 sdp->isp_devparam[i].exc_throttle, 4368 sdp->isp_devparam[i].sync_offset, 4369 sdp->isp_devparam[i].sync_period, 4370 sdp->isp_devparam[i].dev_flags); 4371 } 4372 } 4373 } 4374 4375 static void 4376 isp_parse_nvram_1080(isp, bus, nvram_data) 4377 struct ispsoftc *isp; 4378 int bus; 4379 u_int8_t *nvram_data; 4380 { 4381 static char *tru = "true"; 4382 static char *not = "false"; 4383 int i; 4384 sdparam *sdp = (sdparam *) isp->isp_param; 4385 sdp += bus; 4386 4387 sdp->isp_fifo_threshold = 4388 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data); 4389 4390 sdp->isp_initiator_id = 4391 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus); 4392 4393 sdp->isp_bus_reset_delay = 4394 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4395 4396 sdp->isp_retry_count = 4397 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4398 4399 sdp->isp_retry_delay = 4400 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4401 4402 sdp->isp_async_data_setup = 4403 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4404 bus); 4405 4406 sdp->isp_req_ack_active_neg = 4407 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4408 bus); 4409 4410 sdp->isp_data_line_active_neg = 4411 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4412 bus); 4413 4414 sdp->isp_data_dma_burst_enabl = 4415 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4416 4417 sdp->isp_cmd_dma_burst_enable = 4418 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4419 4420 sdp->isp_selection_timeout = 4421 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4422 4423 sdp->isp_max_queue_depth = 4424 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4425 4426 if (isp->isp_dblev >= 3) { 4427 PRINTF("%s: ISP1080 bus %d NVRAM values:\n", 4428 isp->isp_name, bus); 4429 PRINTF(" Initiator ID = %d\n", 4430 sdp->isp_initiator_id); 4431 PRINTF(" Fifo Threshold = 0x%x\n", 4432 sdp->isp_fifo_threshold); 4433 PRINTF(" Bus Reset Delay = %d\n", 4434 sdp->isp_bus_reset_delay); 4435 PRINTF(" Retry Count = %d\n", 4436 sdp->isp_retry_count); 4437 PRINTF(" Retry Delay = %d\n", 4438 sdp->isp_retry_delay); 4439 PRINTF(" Tag Age Limit = %d\n", 4440 sdp->isp_tag_aging); 4441 PRINTF(" Selection Timeout = %d\n", 4442 sdp->isp_selection_timeout); 4443 PRINTF(" Max Queue Depth = %d\n", 4444 sdp->isp_max_queue_depth); 4445 PRINTF(" Async Data Setup = 0x%x\n", 4446 sdp->isp_async_data_setup); 4447 PRINTF(" REQ/ACK Active Negation = %s\n", 4448 sdp->isp_req_ack_active_neg? tru : not); 4449 PRINTF(" Data Line Active Negation = %s\n", 4450 sdp->isp_data_line_active_neg? tru : not); 4451 PRINTF(" Cmd DMA Burst Enable = %s\n", 4452 sdp->isp_cmd_dma_burst_enable? tru : not); 4453 } 4454 for (i = 0; i < MAX_TARGETS; i++) { 4455 sdp->isp_devparam[i].dev_enable = 4456 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4457 sdp->isp_devparam[i].exc_throttle = 4458 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4459 sdp->isp_devparam[i].sync_offset = 4460 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4461 sdp->isp_devparam[i].sync_period = 4462 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4463 sdp->isp_devparam[i].dev_flags = 0; 4464 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4465 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4466 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4467 PRINTF("%s: not supporting QFRZ option " 4468 "for target %d bus %d\n", 4469 isp->isp_name, i, bus); 4470 } 4471 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4472 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4473 PRINTF("%s: not disabling ARQ option " 4474 "for target %d bus %d\n", 4475 isp->isp_name, i, bus); 4476 } 4477 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus)) 4478 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4479 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4480 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4481 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4482 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4483 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4484 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4485 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus)) 4486 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4487 sdp->isp_devparam[i].cur_dflags = 0; 4488 if (isp->isp_dblev >= 3) { 4489 PRINTF(" Target %d: Ena %d Throttle " 4490 "%d Offset %d Period %d Flags " 4491 "0x%x\n", i, 4492 sdp->isp_devparam[i].dev_enable, 4493 sdp->isp_devparam[i].exc_throttle, 4494 sdp->isp_devparam[i].sync_offset, 4495 sdp->isp_devparam[i].sync_period, 4496 sdp->isp_devparam[i].dev_flags); 4497 } 4498 } 4499 } 4500 4501 static void 4502 isp_parse_nvram_12160(isp, bus, nvram_data) 4503 struct ispsoftc *isp; 4504 int bus; 4505 u_int8_t *nvram_data; 4506 { 4507 static char *tru = "true"; 4508 static char *not = "false"; 4509 sdparam *sdp = (sdparam *) isp->isp_param; 4510 int i; 4511 4512 sdp += bus; 4513 4514 sdp->isp_fifo_threshold = 4515 ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data); 4516 4517 sdp->isp_initiator_id = 4518 ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus); 4519 4520 sdp->isp_bus_reset_delay = 4521 ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4522 4523 sdp->isp_retry_count = 4524 ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4525 4526 sdp->isp_retry_delay = 4527 ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4528 4529 sdp->isp_async_data_setup = 4530 ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4531 bus); 4532 4533 sdp->isp_req_ack_active_neg = 4534 ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4535 bus); 4536 4537 sdp->isp_data_line_active_neg = 4538 ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4539 bus); 4540 4541 sdp->isp_data_dma_burst_enabl = 4542 ISP12160_NVRAM_BURST_ENABLE(nvram_data); 4543 4544 sdp->isp_cmd_dma_burst_enable = 4545 ISP12160_NVRAM_BURST_ENABLE(nvram_data); 4546 4547 sdp->isp_selection_timeout = 4548 ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4549 4550 sdp->isp_max_queue_depth = 4551 ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4552 4553 if (isp->isp_dblev >= 3) { 4554 PRINTF("%s: ISP12160 bus %d NVRAM values:\n", 4555 isp->isp_name, bus); 4556 PRINTF(" Initiator ID = %d\n", 4557 sdp->isp_initiator_id); 4558 PRINTF(" Fifo Threshold = 0x%x\n", 4559 sdp->isp_fifo_threshold); 4560 PRINTF(" Bus Reset Delay = %d\n", 4561 sdp->isp_bus_reset_delay); 4562 PRINTF(" Retry Count = %d\n", 4563 sdp->isp_retry_count); 4564 PRINTF(" Retry Delay = %d\n", 4565 sdp->isp_retry_delay); 4566 PRINTF(" Tag Age Limit = %d\n", 4567 sdp->isp_tag_aging); 4568 PRINTF(" Selection Timeout = %d\n", 4569 sdp->isp_selection_timeout); 4570 PRINTF(" Max Queue Depth = %d\n", 4571 sdp->isp_max_queue_depth); 4572 PRINTF(" Async Data Setup = 0x%x\n", 4573 sdp->isp_async_data_setup); 4574 PRINTF(" REQ/ACK Active Negation = %s\n", 4575 sdp->isp_req_ack_active_neg? tru : not); 4576 PRINTF(" Data Line Active Negation = %s\n", 4577 sdp->isp_data_line_active_neg? tru : not); 4578 PRINTF(" Cmd DMA Burst Enable = %s\n", 4579 sdp->isp_cmd_dma_burst_enable? tru : not); 4580 } 4581 4582 for (i = 0; i < MAX_TARGETS; i++) { 4583 sdp->isp_devparam[i].dev_enable = 4584 ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4585 sdp->isp_devparam[i].exc_throttle = 4586 ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4587 sdp->isp_devparam[i].sync_offset = 4588 ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4589 sdp->isp_devparam[i].sync_period = 4590 ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4591 sdp->isp_devparam[i].dev_flags = 0; 4592 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4593 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4594 if (ISP12160_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4595 PRINTF("%s: not supporting QFRZ option " 4596 "for target %d bus %d\n", isp->isp_name, i, bus); 4597 } 4598 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4599 if (ISP12160_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4600 PRINTF("%s: not disabling ARQ option " 4601 "for target %d bus %d\n", isp->isp_name, i, bus); 4602 } 4603 if (ISP12160_NVRAM_TGT_TQING(nvram_data, i, bus)) 4604 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4605 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4606 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4607 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4608 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4609 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4610 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4611 if (ISP12160_NVRAM_TGT_DISC(nvram_data, i, bus)) 4612 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4613 sdp->isp_devparam[i].cur_dflags = 0; 4614 if (isp->isp_dblev >= 3) { 4615 PRINTF(" Target %d: Ena %d Throttle %d Offset %d " 4616 "Period %d Flags 0x%x\n", i, 4617 sdp->isp_devparam[i].dev_enable, 4618 sdp->isp_devparam[i].exc_throttle, 4619 sdp->isp_devparam[i].sync_offset, 4620 sdp->isp_devparam[i].sync_period, 4621 sdp->isp_devparam[i].dev_flags); 4622 } 4623 } 4624 } 4625 4626 static void 4627 isp_parse_nvram_2100(isp, nvram_data) 4628 struct ispsoftc *isp; 4629 u_int8_t *nvram_data; 4630 { 4631 fcparam *fcp = (fcparam *) isp->isp_param; 4632 union { 4633 struct { 4634 #if BYTE_ORDER == BIG_ENDIAN 4635 u_int32_t hi32; 4636 u_int32_t lo32; 4637 #else 4638 u_int32_t lo32; 4639 u_int32_t hi32; 4640 #endif 4641 } wd; 4642 u_int64_t full64; 4643 } wwnstore; 4644 4645 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 4646 4647 /* 4648 * Broken PTI cards with nothing in the top nibble. Pah. 4649 */ 4650 if ((wwnstore.wd.hi32 >> 28) == 0) { 4651 wwnstore.wd.hi32 |= (2 << 28); 4652 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n", 4653 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4654 } else { 4655 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 4656 wwnstore.wd.hi32, wwnstore.wd.lo32); 4657 } 4658 fcp->isp_nodewwn = wwnstore.full64; 4659 4660 /* 4661 * If the Node WWN has 2 in the top nibble, we can 4662 * authoritatively construct a Port WWN by adding 4663 * our unit number (plus one to make it nonzero) and 4664 * putting it into bits 59..56. If the top nibble isn't 4665 * 2, then we just set them identically. 4666 */ 4667 if ((fcp->isp_nodewwn >> 60) == 2) { 4668 fcp->isp_portwwn = fcp->isp_nodewwn | 4669 (((u_int64_t)(isp->isp_unit+1)) << 56); 4670 } else { 4671 fcp->isp_portwwn = fcp->isp_nodewwn; 4672 } 4673 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 4674 if (wwnstore.full64 != 0) { 4675 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 4676 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4677 } 4678 fcp->isp_maxalloc = 4679 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 4680 fcp->isp_maxfrmlen = 4681 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 4682 fcp->isp_retry_delay = 4683 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 4684 fcp->isp_retry_count = 4685 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 4686 fcp->isp_loopid = 4687 ISP2100_NVRAM_HARDLOOPID(nvram_data); 4688 fcp->isp_execthrottle = 4689 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 4690 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data); 4691 if (isp->isp_dblev > 2) { 4692 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4693 PRINTF(" Max IOCB Allocation = %d\n", 4694 fcp->isp_maxalloc); 4695 PRINTF(" Max Frame Length = %d\n", 4696 fcp->isp_maxfrmlen); 4697 PRINTF(" Execution Throttle = %d\n", 4698 fcp->isp_execthrottle); 4699 PRINTF(" Retry Count = %d\n", 4700 fcp->isp_retry_count); 4701 PRINTF(" Retry Delay = %d\n", 4702 fcp->isp_retry_delay); 4703 PRINTF(" Hard Loop ID = %d\n", 4704 fcp->isp_loopid); 4705 PRINTF(" Options = 0x%x\n", 4706 fcp->isp_fwoptions); 4707 PRINTF(" HBA Options = 0x%x\n", 4708 ISP2100_NVRAM_HBA_OPTIONS(nvram_data)); 4709 } 4710 } 4711