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; 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 count = (int) mbs.param[6]; 1304 if (count < TOPO_NL_PORT || count > TOPO_PTP_STUB) 1305 count = TOPO_PTP_STUB; 1306 fcp->isp_topo = count; 1307 } else { 1308 fcp->isp_topo = TOPO_NL_PORT; 1309 } 1310 1311 /* 1312 * If we're not on a fabric, the low 8 bits will be our AL_PA. 1313 * If we're on a fabric, the low 8 bits will still be our AL_PA. 1314 */ 1315 fcp->isp_alpa = mbs.param[2]; 1316 #if defined(ISP2100_FABRIC) 1317 fcp->isp_onfabric = 0; 1318 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) { 1319 1320 if (IS_2100(isp)) 1321 fcp->isp_topo = TOPO_FL_PORT; 1322 1323 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16); 1324 fcp->isp_onfabric = 1; 1325 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State " 1326 "0x%x topology '%s'\n", isp->isp_name, fcp->isp_loopid, 1327 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate, 1328 toponames[fcp->isp_topo]); 1329 1330 /* 1331 * Make sure we're logged out of all fabric devices. 1332 */ 1333 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) { 1334 struct lportdb *lp = &fcp->portdb[count]; 1335 if (lp->valid == 0 || lp->fabdev == 0) 1336 continue; 1337 PRINTF("%s: logging out target %d at Loop ID %d " 1338 "(port id 0x%x)\n", isp->isp_name, count, 1339 lp->loopid, lp->portid); 1340 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1341 mbs.param[1] = lp->loopid << 8; 1342 mbs.param[2] = 0; 1343 mbs.param[3] = 0; 1344 isp_mboxcmd(isp, &mbs); 1345 } 1346 } else 1347 #endif 1348 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology '%s'\n", 1349 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate, 1350 toponames[fcp->isp_topo]); 1351 return (0); 1352 } 1353 1354 /* 1355 * Compare two local port db entities and return 1 if they're the same, else 0. 1356 */ 1357 1358 static int 1359 isp_same_lportdb(a, b) 1360 struct lportdb *a, *b; 1361 { 1362 /* 1363 * We decide two lports are the same if they have non-zero and 1364 * identical port WWNs and identical loop IDs. 1365 */ 1366 1367 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn || 1368 a->loopid != b->loopid) { 1369 return (0); 1370 } else { 1371 return (1); 1372 } 1373 } 1374 1375 /* 1376 * Synchronize our soft copy of the port database with what the f/w thinks 1377 * (with a view toward possibly for a specific target....) 1378 */ 1379 1380 static int 1381 isp_pdb_sync(isp, target) 1382 struct ispsoftc *isp; 1383 int target; 1384 { 1385 struct lportdb *lp, *tport; 1386 fcparam *fcp = isp->isp_param; 1387 isp_pdb_t pdb; 1388 int loopid, lim; 1389 1390 #ifdef ISP2100_FABRIC 1391 /* 1392 * XXX: If we do this *after* building up our local port database, 1393 * XXX: the commands simply don't work. 1394 */ 1395 /* 1396 * (Re)discover all fabric devices 1397 */ 1398 if (fcp->isp_onfabric) 1399 (void) isp_scan_fabric(isp); 1400 #endif 1401 1402 1403 /* 1404 * Run through the local loop ports and get port database info 1405 * for each loop ID. 1406 * 1407 * There's a somewhat unexplained situation where the f/w passes back 1408 * the wrong database entity- if that happens, just restart (up to 1409 * FL_PORT_ID times). 1410 */ 1411 tport = fcp->tport; 1412 1413 /* 1414 * make sure the temp port database is clean... 1415 */ 1416 MEMZERO((void *) tport, sizeof (tport)); 1417 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) { 1418 lp = &tport[loopid]; 1419 lp->node_wwn = isp_get_portname(isp, loopid, 1); 1420 if (lp->node_wwn == 0) 1421 continue; 1422 lp->port_wwn = isp_get_portname(isp, loopid, 0); 1423 if (lp->port_wwn == 0) { 1424 lp->node_wwn = 0; 1425 continue; 1426 } 1427 1428 /* 1429 * Get an entry.... 1430 */ 1431 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1432 continue; 1433 } 1434 1435 /* 1436 * If the returned database element doesn't match what we 1437 * asked for, restart the process entirely (up to a point...). 1438 */ 1439 if (pdb.pdb_loopid != loopid) { 1440 IDPRINTF(1, ("%s: wankage (%d != %d)\n", 1441 isp->isp_name, pdb.pdb_loopid, loopid)); 1442 loopid = 0; 1443 if (lim++ < FL_PORT_ID) { 1444 continue; 1445 } 1446 PRINTF("%s: giving up on synchronizing the port " 1447 "database\n", isp->isp_name); 1448 return (-1); 1449 } 1450 1451 /* 1452 * Save the pertinent info locally. 1453 */ 1454 lp->node_wwn = 1455 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1456 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1457 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1458 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1459 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1460 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1461 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1462 (((u_int64_t)pdb.pdb_nodename[7])); 1463 lp->port_wwn = 1464 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1465 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1466 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1467 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1468 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1469 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1470 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1471 (((u_int64_t)pdb.pdb_portname[7])); 1472 lp->roles = 1473 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1474 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1475 lp->loopid = pdb.pdb_loopid; 1476 /* 1477 * Do a quick check to see whether this matches the saved port 1478 * database for the same loopid. We do this here to save 1479 * searching later (if possible). Note that this fails over 1480 * time as things shuffle on the loop- we get the current 1481 * loop state (where loop id as an index matches loop id in 1482 * use) and then compare it to our saved database which 1483 * never shifts. 1484 */ 1485 if (target >= 0 && isp_same_lportdb(lp, &fcp->portdb[target])) { 1486 lp->valid = 1; 1487 } 1488 } 1489 1490 /* 1491 * If we get this far, we've settled our differences with the f/w 1492 * and we can say that the loop state is ready. 1493 */ 1494 fcp->isp_loopstate = LOOP_READY; 1495 1496 /* 1497 * Mark all of the permanent local loop database entries as invalid. 1498 */ 1499 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1500 fcp->portdb[loopid].valid = 0; 1501 } 1502 1503 /* 1504 * Now merge our local copy of the port database into our saved copy. 1505 * Notify the outer layers of new devices arriving. 1506 */ 1507 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1508 int i; 1509 1510 /* 1511 * If we don't have a non-zero Port WWN, we're not here. 1512 */ 1513 if (tport[loopid].port_wwn == 0) { 1514 continue; 1515 } 1516 1517 /* 1518 * If we've already marked our tmp copy as valid, 1519 * this means that we've decided that it's the 1520 * same as our saved data base. This didn't include 1521 * the 'valid' marking so we have set that here. 1522 */ 1523 if (tport[loopid].valid) { 1524 fcp->portdb[loopid].valid = 1; 1525 continue; 1526 } 1527 1528 /* 1529 * For the purposes of deciding whether this is the 1530 * 'same' device or not, we only search for an identical 1531 * Port WWN. Node WWNs may or may not be the same as 1532 * the Port WWN, and there may be multiple different 1533 * Port WWNs with the same Node WWN. It would be chaos 1534 * to have multiple identical Port WWNs, so we don't 1535 * allow that. 1536 */ 1537 1538 for (i = 0; i < FL_PORT_ID; i++) { 1539 int j; 1540 if (fcp->portdb[i].port_wwn == 0) 1541 continue; 1542 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn) 1543 continue; 1544 /* 1545 * We found this WWN elsewhere- it's changed 1546 * loopids then. We don't change it's actual 1547 * position in our cached port database- we 1548 * just change the actual loop ID we'd use. 1549 */ 1550 if (fcp->portdb[i].loopid != loopid) { 1551 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) " 1552 "=> Loop 0x%x (Port 0x%x) \n", 1553 isp->isp_name, i, fcp->portdb[i].loopid, 1554 fcp->portdb[i].portid, loopid, 1555 tport[loopid].portid); 1556 } 1557 fcp->portdb[i].portid = tport[loopid].portid; 1558 fcp->portdb[i].loopid = loopid; 1559 fcp->portdb[i].valid = 1; 1560 /* 1561 * XXX: Should we also propagate roles in case they 1562 * XXX: changed? 1563 */ 1564 1565 /* 1566 * Now make sure this Port WWN doesn't exist elsewhere 1567 * in the port database. 1568 */ 1569 for (j = i+1; j < FL_PORT_ID; j++) { 1570 if (fcp->portdb[i].port_wwn != 1571 fcp->portdb[j].port_wwn) { 1572 continue; 1573 } 1574 PRINTF("%s: Target ID %d Duplicates Target ID " 1575 "%d- killing off both\n", 1576 isp->isp_name, j, i); 1577 /* 1578 * Invalidate the 'old' *and* 'new' ones. 1579 * This is really harsh and not quite right, 1580 * but if this happens, we really don't know 1581 * who is what at this point. 1582 */ 1583 fcp->portdb[i].valid = 0; 1584 fcp->portdb[j].valid = 0; 1585 } 1586 break; 1587 } 1588 1589 /* 1590 * If we didn't traverse the entire port database, 1591 * then we found (and remapped) an existing entry. 1592 * No need to notify anyone- go for the next one. 1593 */ 1594 if (i < FL_PORT_ID) { 1595 continue; 1596 } 1597 1598 /* 1599 * We've not found this Port WWN anywhere. It's a new entry. 1600 * See if we can leave it where it is (with target == loopid). 1601 */ 1602 if (fcp->portdb[loopid].port_wwn != 0) { 1603 for (lim = 0; lim < FL_PORT_ID; lim++) { 1604 if (fcp->portdb[lim].port_wwn == 0) 1605 break; 1606 } 1607 /* "Cannot Happen" */ 1608 if (lim == FL_PORT_ID) { 1609 PRINTF("%s: remap overflow?\n", isp->isp_name); 1610 continue; 1611 } 1612 i = lim; 1613 } else { 1614 i = loopid; 1615 } 1616 1617 /* 1618 * NB: The actual loopid we use here is loopid- we may 1619 * in fact be at a completely different index (target). 1620 */ 1621 fcp->portdb[i].loopid = loopid; 1622 fcp->portdb[i].port_wwn = tport[loopid].port_wwn; 1623 fcp->portdb[i].node_wwn = tport[loopid].node_wwn; 1624 fcp->portdb[i].roles = tport[loopid].roles; 1625 fcp->portdb[i].portid = tport[loopid].portid; 1626 fcp->portdb[i].valid = 1; 1627 1628 /* 1629 * Tell the outside world we've arrived. 1630 */ 1631 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i); 1632 } 1633 1634 /* 1635 * Now find all previously used targets that are now invalid and 1636 * notify the outer layers that they're gone. 1637 */ 1638 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) { 1639 if (lp->valid || lp->port_wwn == 0) 1640 continue; 1641 1642 /* 1643 * Tell the outside world we've gone away. 1644 */ 1645 loopid = lp - fcp->portdb; 1646 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1647 MEMZERO((void *) lp, sizeof (*lp)); 1648 } 1649 1650 #ifdef ISP2100_FABRIC 1651 /* 1652 * Now log in any fabric devices 1653 */ 1654 for (lim = FC_SNS_ID+1, lp = &fcp->portdb[FC_SNS_ID+1]; 1655 lp < &fcp->portdb[MAX_FC_TARG]; lp++) { 1656 u_int32_t portid; 1657 mbreg_t mbs; 1658 1659 /* 1660 * Nothing here? 1661 */ 1662 if (lp->port_wwn == 0) 1663 continue; 1664 1665 /* 1666 * Don't try to log into yourself. 1667 */ 1668 if ((portid = lp->portid) == fcp->isp_portid) 1669 continue; 1670 1671 /* 1672 * Force a logout if we were logged in. 1673 */ 1674 if (lp->valid) { 1675 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1676 mbs.param[1] = lp->loopid << 8; 1677 mbs.param[2] = 0; 1678 mbs.param[3] = 0; 1679 isp_mboxcmd(isp, &mbs); 1680 lp->valid = 0; 1681 } 1682 1683 /* 1684 * And log in.... 1685 */ 1686 loopid = lp - fcp->portdb; 1687 lp->loopid = 0; 1688 lim = 0; 1689 do { 1690 mbs.param[0] = MBOX_FABRIC_LOGIN; 1691 mbs.param[1] = loopid << 8; 1692 if (IS_2200(isp)) { 1693 /* only issue a PLOGI if not logged in */ 1694 mbs.param[1] |= 0x1; 1695 } 1696 mbs.param[2] = portid >> 16; 1697 mbs.param[3] = portid & 0xffff; 1698 isp_mboxcmd(isp, &mbs); 1699 switch (mbs.param[0]) { 1700 case MBOX_LOOP_ID_USED: 1701 /* 1702 * Try the next available loop id. 1703 */ 1704 loopid++; 1705 break; 1706 case MBOX_PORT_ID_USED: 1707 /* 1708 * This port is already logged in. 1709 * Snaffle the loop id it's using. 1710 */ 1711 if ((loopid = mbs.param[1]) == 0) { 1712 lim = -1; 1713 } 1714 /* FALLTHROUGH */ 1715 case MBOX_COMMAND_COMPLETE: 1716 lp->loopid = loopid; 1717 lim = 1; 1718 break; 1719 case MBOX_COMMAND_ERROR: 1720 PRINTF("%s: command error in PLOGI (0x%x)\n", 1721 isp->isp_name, mbs.param[1]); 1722 /* FALLTHROUGH */ 1723 case MBOX_ALL_IDS_USED: /* We're outta IDs */ 1724 default: 1725 lim = -1; 1726 break; 1727 } 1728 } while (lim == 0 && loopid < MAX_FC_TARG); 1729 if (lim < 0) 1730 continue; 1731 1732 lp->valid = 1; 1733 lp->fabdev = 1; 1734 if (isp_getpdb(isp, lp->loopid, &pdb) != 0) { 1735 /* 1736 * Be kind... 1737 */ 1738 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1739 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n", 1740 isp->isp_name, lp->portid, lp->loopid); 1741 continue; 1742 } 1743 if (pdb.pdb_loopid != lp->loopid) { 1744 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1745 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n", 1746 isp->isp_name, lp->portid, lp->loopid); 1747 continue; 1748 } 1749 lp->roles = 1750 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1751 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1752 lp->node_wwn = 1753 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1754 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1755 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1756 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1757 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1758 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1759 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1760 (((u_int64_t)pdb.pdb_nodename[7])); 1761 lp->port_wwn = 1762 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1763 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1764 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1765 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1766 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1767 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1768 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1769 (((u_int64_t)pdb.pdb_portname[7])); 1770 /* 1771 * Check to make sure this all makes sense. 1772 */ 1773 if (lp->node_wwn && lp->port_wwn) { 1774 loopid = lp - fcp->portdb; 1775 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1776 continue; 1777 } 1778 lp->fabdev = lp->valid = 0; 1779 PRINTF("%s: Target %d (Loop 0x%x) Port ID 0x%x lost its WWN\n", 1780 isp->isp_name, loopid, lp->loopid, lp->portid); 1781 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1782 mbs.param[1] = lp->loopid << 8; 1783 mbs.param[2] = 0; 1784 mbs.param[3] = 0; 1785 isp_mboxcmd(isp, &mbs); 1786 } 1787 #endif 1788 /* 1789 * If we get here, we've for sure seen not only a valid loop 1790 * but know what is or isn't on it, so mark this for usage 1791 * in ispscsicmd. 1792 */ 1793 fcp->loop_seen_once = 1; 1794 return (0); 1795 } 1796 1797 #ifdef ISP2100_FABRIC 1798 static int 1799 isp_scan_fabric(isp) 1800 struct ispsoftc *isp; 1801 { 1802 fcparam *fcp = isp->isp_param; 1803 u_int32_t portid, first_nz_portid; 1804 sns_screq_t *reqp; 1805 sns_scrsp_t *resp; 1806 mbreg_t mbs; 1807 int hicap; 1808 1809 reqp = (sns_screq_t *) fcp->isp_scratch; 1810 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]); 1811 first_nz_portid = portid = fcp->isp_portid; 1812 1813 for (hicap = 0; hicap < 1024; hicap++) { 1814 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE); 1815 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1; 1816 reqp->snscb_addr[RQRSP_ADDR0015] = 1817 DMA_LSW(fcp->isp_scdma + 0x100); 1818 reqp->snscb_addr[RQRSP_ADDR1631] = 1819 DMA_MSW(fcp->isp_scdma + 0x100); 1820 reqp->snscb_sblen = 6; 1821 reqp->snscb_data[0] = SNS_GAN; 1822 reqp->snscb_data[4] = portid & 0xffff; 1823 reqp->snscb_data[5] = (portid >> 16) & 0xff; 1824 ISP_SWIZZLE_SNS_REQ(isp, reqp); 1825 mbs.param[0] = MBOX_SEND_SNS; 1826 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1; 1827 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1828 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1829 mbs.param[6] = 0; 1830 mbs.param[7] = 0; 1831 MemoryBarrier(); 1832 isp_mboxcmd(isp, &mbs); 1833 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1834 IDPRINTF(1, ("%s: SNS failed (0x%x)\n", isp->isp_name, 1835 mbs.param[0])); 1836 return (-1); 1837 } 1838 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1); 1839 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1840 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1841 (((u_int32_t) resp->snscb_port_id[2])); 1842 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) { 1843 return (-1); 1844 } 1845 if (first_nz_portid == 0 && portid) { 1846 first_nz_portid = portid; 1847 } 1848 if (first_nz_portid == portid) { 1849 return (0); 1850 } 1851 } 1852 /* 1853 * We either have a broken name server or a huge fabric if we get here. 1854 */ 1855 return (0); 1856 } 1857 #endif 1858 /* 1859 * Start a command. Locking is assumed done in the caller. 1860 */ 1861 1862 int32_t 1863 ispscsicmd(xs) 1864 ISP_SCSI_XFER_T *xs; 1865 { 1866 struct ispsoftc *isp; 1867 u_int16_t iptr, optr; 1868 union { 1869 ispreq_t *_reqp; 1870 ispreqt2_t *_t2reqp; 1871 } _u; 1872 #define reqp _u._reqp 1873 #define t2reqp _u._t2reqp 1874 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 1875 int target, i; 1876 1877 XS_INITERR(xs); 1878 isp = XS_ISP(xs); 1879 1880 if (isp->isp_state != ISP_RUNSTATE) { 1881 PRINTF("%s: adapter not ready\n", isp->isp_name); 1882 XS_SETERR(xs, HBA_BOTCH); 1883 return (CMD_COMPLETE); 1884 } 1885 1886 /* 1887 * Check command CDB length, etc.. We really are limited to 16 bytes 1888 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI, 1889 * but probably only if we're running fairly new firmware (we'll 1890 * let the old f/w choke on an extended command queue entry). 1891 */ 1892 1893 if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) { 1894 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n", 1895 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff); 1896 XS_SETERR(xs, HBA_BOTCH); 1897 return (CMD_COMPLETE); 1898 } 1899 1900 /* 1901 * Check to see whether we have good firmware state still or 1902 * need to refresh our port database for this target. 1903 */ 1904 target = XS_TGT(xs); 1905 if (IS_FC(isp)) { 1906 fcparam *fcp = isp->isp_param; 1907 struct lportdb *lp; 1908 #if defined(ISP2100_FABRIC) 1909 /* 1910 * If we're not on a Fabric, we can't have a target 1911 * above FL_PORT_ID-1. If we're on a fabric and 1912 * connected as an F-port, we can't have a target 1913 * less than FC_SNS_ID+1. 1914 */ 1915 if (fcp->isp_onfabric == 0) { 1916 if (target >= FL_PORT_ID) { 1917 XS_SETERR(xs, HBA_SELTIMEOUT); 1918 return (CMD_COMPLETE); 1919 } 1920 } else { 1921 if (target >= FL_PORT_ID && target <= FC_SNS_ID) { 1922 XS_SETERR(xs, HBA_SELTIMEOUT); 1923 return (CMD_COMPLETE); 1924 } 1925 if (fcp->isp_topo == TOPO_F_PORT && 1926 target < FL_PORT_ID) { 1927 XS_SETERR(xs, HBA_SELTIMEOUT); 1928 return (CMD_COMPLETE); 1929 } 1930 } 1931 #endif 1932 /* 1933 * Check for f/w being in ready state. If the f/w 1934 * isn't in ready state, then we don't know our 1935 * loop ID and the f/w hasn't completed logging 1936 * into all targets on the loop. If this is the 1937 * case, then bounce the command. We pretend this is 1938 * a SELECTION TIMEOUT error if we've never gone to 1939 * FW_READY state at all- in this case we may not 1940 * be hooked to a loop at all and we shouldn't hang 1941 * the machine for this. Otherwise, defer this command 1942 * until later. 1943 */ 1944 if (fcp->isp_fwstate != FW_READY) { 1945 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) { 1946 XS_SETERR(xs, HBA_SELTIMEOUT); 1947 if (fcp->loop_seen_once) { 1948 return (CMD_RQLATER); 1949 } else { 1950 return (CMD_COMPLETE); 1951 } 1952 } 1953 } 1954 1955 /* 1956 * If our loop state is such that we haven't yet received 1957 * a "Port Database Changed" notification (after a LIP or 1958 * a Loop Reset or firmware initialization), then defer 1959 * sending commands for a little while, but only if we've 1960 * seen a valid loop at one point (otherwise we can get 1961 * stuck at initialization time). 1962 */ 1963 if (fcp->isp_loopstate < LOOP_PDB_RCVD) { 1964 XS_SETERR(xs, HBA_SELTIMEOUT); 1965 if (fcp->loop_seen_once) { 1966 return (CMD_RQLATER); 1967 } else { 1968 return (CMD_COMPLETE); 1969 } 1970 } 1971 1972 /* 1973 * If our loop state is now such that we've just now 1974 * received a Port Database Change notification, then 1975 * we have to go off and (re)synchronize our port 1976 * database. 1977 */ 1978 if (fcp->isp_loopstate == LOOP_PDB_RCVD) { 1979 if (isp_pdb_sync(isp, target)) { 1980 XS_SETERR(xs, HBA_SELTIMEOUT); 1981 return (CMD_COMPLETE); 1982 } 1983 } 1984 1985 /* 1986 * Now check whether we should even think about pursuing this. 1987 */ 1988 lp = &fcp->portdb[target]; 1989 if (lp->valid == 0) { 1990 XS_SETERR(xs, HBA_SELTIMEOUT); 1991 return (CMD_COMPLETE); 1992 } 1993 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) { 1994 IDPRINTF(3, ("%s: target %d is not a target\n", 1995 isp->isp_name, target)); 1996 XS_SETERR(xs, HBA_SELTIMEOUT); 1997 return (CMD_COMPLETE); 1998 } 1999 /* 2000 * Now turn target into what the actual loop ID is. 2001 */ 2002 target = lp->loopid; 2003 } 2004 2005 /* 2006 * Next check to see if any HBA or Device 2007 * parameters need to be updated. 2008 */ 2009 if (isp->isp_update != 0) { 2010 isp_update(isp); 2011 } 2012 2013 if (isp_getrqentry(isp, &iptr, &optr, (void **) &reqp)) { 2014 IDPRINTF(1, ("%s: Request Queue Overflow\n", isp->isp_name)); 2015 XS_SETERR(xs, HBA_BOTCH); 2016 return (CMD_EAGAIN); 2017 } 2018 2019 /* 2020 * Now see if we need to synchronize the ISP with respect to anything. 2021 * We do dual duty here (cough) for synchronizing for busses other 2022 * than which we got here to send a command to. 2023 */ 2024 if (isp->isp_sendmarker) { 2025 u_int8_t n = (IS_DUALBUS(isp)? 2: 1); 2026 /* 2027 * Check ports to send markers for... 2028 */ 2029 for (i = 0; i < n; i++) { 2030 if ((isp->isp_sendmarker & (1 << i)) == 0) { 2031 continue; 2032 } 2033 MEMZERO((void *) reqp, sizeof (*reqp)); 2034 reqp->req_header.rqs_entry_count = 1; 2035 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER; 2036 reqp->req_modifier = SYNC_ALL; 2037 reqp->req_target = i << 7; /* insert bus number */ 2038 ISP_SWIZZLE_REQUEST(isp, reqp); 2039 MemoryBarrier(); 2040 ISP_ADD_REQUEST(isp, iptr); 2041 2042 if (isp_getrqentry(isp, &iptr, &optr, (void **)&reqp)) { 2043 IDPRINTF(1, ("%s: Request Queue Overflow+\n", 2044 isp->isp_name)); 2045 XS_SETERR(xs, HBA_BOTCH); 2046 return (CMD_EAGAIN); 2047 } 2048 } 2049 } 2050 2051 MEMZERO((void *) reqp, UZSIZE); 2052 reqp->req_header.rqs_entry_count = 1; 2053 if (IS_FC(isp)) { 2054 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 2055 } else { 2056 if (XS_CDBLEN(xs) > 12) 2057 reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY; 2058 else 2059 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 2060 } 2061 reqp->req_header.rqs_flags = 0; 2062 reqp->req_header.rqs_seqno = 0; 2063 if (IS_FC(isp)) { 2064 /* 2065 * See comment in isp_intr 2066 */ 2067 XS_RESID(xs) = 0; 2068 2069 /* 2070 * Fibre Channel always requires some kind of tag. 2071 * The Qlogic drivers seem be happy not to use a tag, 2072 * but this breaks for some devices (IBM drives). 2073 */ 2074 if (XS_CANTAG(xs)) { 2075 t2reqp->req_flags = XS_KINDOF_TAG(xs); 2076 } else { 2077 if (XS_CDBP(xs)[0] == 0x3) /* REQUEST SENSE */ 2078 t2reqp->req_flags = REQFLAG_HTAG; 2079 else 2080 t2reqp->req_flags = REQFLAG_OTAG; 2081 } 2082 } else { 2083 sdparam *sdp = (sdparam *)isp->isp_param; 2084 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) && 2085 XS_CANTAG(xs)) { 2086 reqp->req_flags = XS_KINDOF_TAG(xs); 2087 } 2088 } 2089 reqp->req_target = target | (XS_CHANNEL(xs) << 7); 2090 if (IS_SCSI(isp)) { 2091 reqp->req_lun_trn = XS_LUN(xs); 2092 reqp->req_cdblen = XS_CDBLEN(xs); 2093 } else { 2094 #ifdef ISP2100_SCCLUN 2095 t2reqp->req_scclun = XS_LUN(xs); 2096 #else 2097 t2reqp->req_lun_trn = XS_LUN(xs); 2098 #endif 2099 } 2100 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 2101 2102 reqp->req_time = XS_TIME(xs) / 1000; 2103 if (reqp->req_time == 0 && XS_TIME(xs)) 2104 reqp->req_time = 1; 2105 2106 /* 2107 * Always give a bit more leeway to commands after a bus reset. 2108 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED 2109 */ 2110 if (isp->isp_sendmarker && reqp->req_time < 5) { 2111 reqp->req_time = 5; 2112 } 2113 if (isp_save_xs(isp, xs, &reqp->req_handle)) { 2114 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 2115 XS_SETERR(xs, HBA_BOTCH); 2116 return (CMD_EAGAIN); 2117 } 2118 /* 2119 * Set up DMA and/or do any bus swizzling of the request entry 2120 * so that the Qlogic F/W understands what is being asked of it. 2121 */ 2122 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 2123 if (i != CMD_QUEUED) { 2124 isp_destroy_handle(isp, reqp->req_handle); 2125 /* 2126 * dmasetup sets actual error in packet, and 2127 * return what we were given to return. 2128 */ 2129 return (i); 2130 } 2131 XS_SETERR(xs, HBA_NOERROR); 2132 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n", 2133 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs), 2134 reqp->req_cdb[0], XS_XFRLEN(xs))); 2135 MemoryBarrier(); 2136 ISP_ADD_REQUEST(isp, iptr); 2137 isp->isp_nactive++; 2138 if (isp->isp_sendmarker) 2139 isp->isp_sendmarker = 0; 2140 return (CMD_QUEUED); 2141 #undef reqp 2142 #undef t2reqp 2143 } 2144 2145 /* 2146 * isp control 2147 * Locks (ints blocked) assumed held. 2148 */ 2149 2150 int 2151 isp_control(isp, ctl, arg) 2152 struct ispsoftc *isp; 2153 ispctl_t ctl; 2154 void *arg; 2155 { 2156 ISP_SCSI_XFER_T *xs; 2157 mbreg_t mbs; 2158 int bus, tgt; 2159 u_int32_t handle; 2160 2161 switch (ctl) { 2162 default: 2163 PRINTF("%s: isp_control unknown control op %x\n", 2164 isp->isp_name, ctl); 2165 break; 2166 2167 case ISPCTL_RESET_BUS: 2168 /* 2169 * Issue a bus reset. 2170 */ 2171 mbs.param[0] = MBOX_BUS_RESET; 2172 mbs.param[2] = 0; 2173 if (IS_SCSI(isp)) { 2174 mbs.param[1] = 2175 ((sdparam *) isp->isp_param)->isp_bus_reset_delay; 2176 if (mbs.param[1] < 2) 2177 mbs.param[1] = 2; 2178 bus = *((int *) arg); 2179 if (IS_DUALBUS(isp)) 2180 mbs.param[2] = bus; 2181 } else { 2182 mbs.param[1] = 10; 2183 bus = 0; 2184 } 2185 isp->isp_sendmarker |= (1 << bus); 2186 isp_mboxcmd(isp, &mbs); 2187 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2188 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 2189 break; 2190 } 2191 CFGPRINTF("%s: driver initiated bus reset of bus %d\n", 2192 isp->isp_name, bus); 2193 return (0); 2194 2195 case ISPCTL_RESET_DEV: 2196 tgt = (*((int *) arg)) & 0xffff; 2197 bus = (*((int *) arg)) >> 16; 2198 mbs.param[0] = MBOX_ABORT_TARGET; 2199 mbs.param[1] = (tgt << 8) | (bus << 15); 2200 mbs.param[2] = 3; /* 'delay', in seconds */ 2201 isp_mboxcmd(isp, &mbs); 2202 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2203 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code " 2204 "%x)\n", isp->isp_name, mbs.param[0]); 2205 break; 2206 } 2207 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n", 2208 isp->isp_name, tgt, bus); 2209 isp->isp_sendmarker |= (1 << bus); 2210 return (0); 2211 2212 case ISPCTL_ABORT_CMD: 2213 xs = (ISP_SCSI_XFER_T *) arg; 2214 handle = isp_find_handle(isp, xs); 2215 if (handle == 0) { 2216 PRINTF("%s: isp_control- cannot find command to abort " 2217 "in active list\n", isp->isp_name); 2218 break; 2219 } 2220 bus = XS_CHANNEL(xs); 2221 mbs.param[0] = MBOX_ABORT; 2222 if (IS_FC(isp)) { 2223 #ifdef ISP2100_SCCLUN 2224 mbs.param[1] = XS_TGT(xs) << 8; 2225 mbs.param[4] = 0; 2226 mbs.param[5] = 0; 2227 mbs.param[6] = XS_LUN(xs); 2228 #else 2229 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 2230 #endif 2231 } else { 2232 mbs.param[1] = 2233 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs); 2234 } 2235 mbs.param[3] = handle >> 16; 2236 mbs.param[2] = handle & 0xffff; 2237 isp_mboxcmd(isp, &mbs); 2238 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2239 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 2240 isp->isp_name, mbs.param[0]); 2241 break; 2242 } 2243 PRINTF("%s: command for target %d lun %d was aborted\n", 2244 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2245 return (0); 2246 2247 case ISPCTL_UPDATE_PARAMS: 2248 isp_update(isp); 2249 return (0); 2250 2251 case ISPCTL_FCLINK_TEST: 2252 return (isp_fclink_test(isp, FC_FW_READY_DELAY)); 2253 2254 case ISPCTL_PDB_SYNC: 2255 return (isp_pdb_sync(isp, -1)); 2256 2257 #ifdef ISP_TARGET_MODE 2258 case ISPCTL_TOGGLE_TMODE: 2259 if (IS_SCSI(isp)) { 2260 int ena = *(int *)arg; 2261 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 2262 mbs.param[1] = (ena)? ENABLE_TARGET_FLAG : 0; 2263 isp_mboxcmd(isp, &mbs); 2264 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2265 PRINTF("%s: cannot %sable target mode (0x%x)\n", 2266 isp->isp_name, ena? "en" : "dis", 2267 mbs.param[0]); 2268 break; 2269 } 2270 } 2271 return (0); 2272 #endif 2273 } 2274 return (-1); 2275 } 2276 2277 /* 2278 * Interrupt Service Routine(s). 2279 * 2280 * External (OS) framework has done the appropriate locking, 2281 * and the locking will be held throughout this function. 2282 */ 2283 2284 int 2285 isp_intr(arg) 2286 void *arg; 2287 { 2288 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 2289 struct ispsoftc *isp = arg; 2290 u_int16_t iptr, optr; 2291 u_int16_t isr, isrb, sema; 2292 int i, nlooked = 0, ndone = 0; 2293 2294 /* 2295 * Well, if we've disabled interrupts, we may get a case where 2296 * isr isn't set, but sema is. In any case, debounce isr reads. 2297 */ 2298 do { 2299 isr = ISP_READ(isp, BIU_ISR); 2300 isrb = ISP_READ(isp, BIU_ISR); 2301 } while (isr != isrb); 2302 sema = ISP_READ(isp, BIU_SEMA) & 0x1; 2303 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema)); 2304 if (isr == 0) { 2305 return (0); 2306 } 2307 if (!INT_PENDING(isp, isr)) { 2308 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr)); 2309 return (0); 2310 } 2311 if (isp->isp_state != ISP_RUNSTATE) { 2312 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n", 2313 isp->isp_name, isr, sema)); 2314 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5)); 2315 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2316 ISP_WRITE(isp, BIU_SEMA, 0); 2317 ENABLE_INTS(isp); 2318 return (1); 2319 } 2320 2321 if (sema) { 2322 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2323 if (mbox & 0x4000) { 2324 IDPRINTF(4, ("%s: Command Mbox 0x%x\n", 2325 isp->isp_name, mbox)); 2326 } else { 2327 u_int32_t fhandle = isp_parse_async(isp, (int) mbox); 2328 IDPRINTF(4, ("%s: Async Mbox 0x%x\n", 2329 isp->isp_name, mbox)); 2330 if (fhandle > 0) { 2331 isp_fastpost_complete(isp, fhandle); 2332 } 2333 } 2334 ISP_WRITE(isp, BIU_SEMA, 0); 2335 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2336 ENABLE_INTS(isp); 2337 return (1); 2338 } 2339 2340 /* 2341 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt. 2342 */ 2343 optr = isp->isp_residx; 2344 iptr = ISP_READ(isp, OUTMAILBOX5); 2345 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2346 if (optr == iptr) { 2347 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 2348 isr, optr, iptr)); 2349 } 2350 2351 while (optr != iptr) { 2352 ispstatusreq_t *sp; 2353 u_int16_t oop; 2354 int buddaboom = 0; 2355 2356 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 2357 oop = optr; 2358 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 2359 nlooked++; 2360 MemoryBarrier(); 2361 /* 2362 * Do any appropriate unswizzling of what the Qlogic f/w has 2363 * written into memory so it makes sense to us. This is a 2364 * per-platform thing. 2365 */ 2366 ISP_UNSWIZZLE_RESPONSE(isp, sp); 2367 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 2368 if (isp_handle_other_response(isp, sp, &optr) == 0) { 2369 continue; 2370 } 2371 /* 2372 * It really has to be a bounced request just copied 2373 * from the request queue to the response queue. If 2374 * not, something bad has happened. 2375 */ 2376 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 2377 PRINTF("%s: not RESPONSE in RESPONSE Queue " 2378 "(type 0x%x) @ idx %d (next %d)\n", 2379 isp->isp_name, 2380 sp->req_header.rqs_entry_type, oop, optr); 2381 continue; 2382 } 2383 buddaboom = 1; 2384 } 2385 2386 if (sp->req_header.rqs_flags & 0xf) { 2387 #define _RQS_OFLAGS \ 2388 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET) 2389 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 2390 IDPRINTF(4, ("%s: continuation segment\n", 2391 isp->isp_name)); 2392 ISP_WRITE(isp, INMAILBOX5, optr); 2393 continue; 2394 } 2395 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2396 IDPRINTF(2, ("%s: internal queues full\n", 2397 isp->isp_name)); 2398 /* 2399 * We'll synthesize a QUEUE FULL message below. 2400 */ 2401 } 2402 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 2403 PRINTF("%s: bad header\n", isp->isp_name); 2404 buddaboom++; 2405 } 2406 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 2407 PRINTF("%s: bad request packet\n", 2408 isp->isp_name); 2409 buddaboom++; 2410 } 2411 if (sp->req_header.rqs_flags & _RQS_OFLAGS) { 2412 PRINTF("%s: unknown flags in response (0x%x)\n", 2413 isp->isp_name, sp->req_header.rqs_flags); 2414 buddaboom++; 2415 } 2416 #undef _RQS_OFLAGS 2417 } 2418 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) { 2419 PRINTF("%s: bad request handle %d\n", isp->isp_name, 2420 sp->req_handle); 2421 ISP_WRITE(isp, INMAILBOX5, optr); 2422 continue; 2423 } 2424 xs = isp_find_xs(isp, sp->req_handle); 2425 if (xs == NULL) { 2426 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n", 2427 isp->isp_name, sp->req_handle); 2428 ISP_WRITE(isp, INMAILBOX5, optr); 2429 continue; 2430 } 2431 isp_destroy_handle(isp, sp->req_handle); 2432 if (sp->req_status_flags & RQSTF_BUS_RESET) { 2433 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2434 } 2435 if (buddaboom) { 2436 XS_SETERR(xs, HBA_BOTCH); 2437 } 2438 XS_STS(xs) = sp->req_scsi_status & 0xff; 2439 if (IS_SCSI(isp)) { 2440 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2441 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2442 XS_SNSLEN(xs)); 2443 XS_SNS_IS_VALID(xs); 2444 } 2445 /* 2446 * A new synchronous rate was negotiated for this 2447 * target. Mark state such that we'll go look up 2448 * that which has changed later. 2449 */ 2450 if (sp->req_status_flags & RQSTF_NEGOTIATION) { 2451 sdparam *sdp = isp->isp_param; 2452 sdp += XS_CHANNEL(xs); 2453 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1; 2454 isp->isp_update |= (1 << XS_CHANNEL(xs)); 2455 } 2456 } else { 2457 if (sp->req_scsi_status & RQCS_SV) { 2458 int amt = min(XS_SNSLEN(xs), sp->req_sense_len); 2459 MEMCPY(XS_SNSP(xs), sp->req_sense_data, amt); 2460 XS_SNS_IS_VALID(xs); 2461 sp->req_state_flags |= RQSF_GOT_SENSE; 2462 } else if (XS_STS(xs) == SCSI_CHECK) { 2463 IDPRINTF(1, ("%s: check condition with no sense" 2464 " data\n", isp->isp_name)); 2465 } 2466 } 2467 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 2468 XS_SETERR(xs, HBA_TGTBSY); 2469 } 2470 2471 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 2472 if (XS_NOERR(xs)) { 2473 if (sp->req_completion_status != RQCS_COMPLETE) { 2474 isp_parse_status(isp, sp, xs); 2475 } else { 2476 XS_SETERR(xs, HBA_NOERROR); 2477 } 2478 } 2479 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) { 2480 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2481 /* 2482 * Force Queue Full status. 2483 */ 2484 XS_STS(xs) = SCSI_QFULL; 2485 XS_SETERR(xs, HBA_NOERROR); 2486 } else if (XS_NOERR(xs)) { 2487 XS_SETERR(xs, HBA_BOTCH); 2488 } 2489 } else { 2490 PRINTF("%s: unhandled respose queue type 0x%x\n", 2491 isp->isp_name, sp->req_header.rqs_entry_type); 2492 if (XS_NOERR(xs)) { 2493 XS_SETERR(xs, HBA_BOTCH); 2494 } 2495 } 2496 if (IS_SCSI(isp)) { 2497 XS_RESID(xs) = sp->req_resid; 2498 } else if (sp->req_scsi_status & RQCS_RU) { 2499 XS_RESID(xs) = sp->req_resid; 2500 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 2501 XS_XFRLEN(xs), sp->req_resid)); 2502 } 2503 if (XS_XFRLEN(xs)) { 2504 ISP_DMAFREE(isp, xs, sp->req_handle); 2505 } 2506 /* 2507 * Let the platforms cope. 2508 */ 2509 #if 0 2510 /* 2511 * XXX: If we have a check condition, but no Sense Data, 2512 * XXX: mark it as an error (ARQ failed). We need to 2513 * XXX: to do a more distinct job because there may 2514 * XXX: cases where ARQ is disabled. 2515 */ 2516 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 2517 if (XS_NOERR(xs)) { 2518 PRINTF("%s: ARQ failure for target %d lun %d\n", 2519 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2520 XS_SETERR(xs, HBA_ARQFAIL); 2521 } 2522 } 2523 #endif 2524 if ((isp->isp_dblev >= 5) || 2525 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 2526 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x", 2527 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2528 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs)); 2529 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2530 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 2531 if (!(XS_IS_SNS_VALID(xs))) { 2532 PRINTF(" BUT NOT SET"); 2533 } 2534 } 2535 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 2536 } 2537 2538 if (isp->isp_nactive > 0) 2539 isp->isp_nactive--; 2540 complist[ndone++] = xs; /* defer completion call until later */ 2541 } 2542 2543 /* 2544 * If we looked at any commands, then it's valid to find out 2545 * what the outpointer is. It also is a trigger to update the 2546 * ISP's notion of what we've seen so far. 2547 */ 2548 if (nlooked) { 2549 ISP_WRITE(isp, INMAILBOX5, optr); 2550 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 2551 } 2552 isp->isp_residx = optr; 2553 for (i = 0; i < ndone; i++) { 2554 xs = complist[i]; 2555 if (xs) { 2556 XS_CMD_DONE(xs); 2557 } 2558 } 2559 ENABLE_INTS(isp); 2560 return (1); 2561 } 2562 2563 /* 2564 * Support routines. 2565 */ 2566 2567 static int 2568 isp_parse_async(isp, mbox) 2569 struct ispsoftc *isp; 2570 int mbox; 2571 { 2572 int bus; 2573 u_int32_t fast_post_handle = 0; 2574 2575 if (IS_DUALBUS(isp)) { 2576 bus = ISP_READ(isp, OUTMAILBOX6); 2577 } else { 2578 bus = 0; 2579 } 2580 2581 switch (mbox) { 2582 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */ 2583 break; 2584 case ASYNC_BUS_RESET: 2585 isp->isp_sendmarker |= (1 << bus); 2586 #ifdef ISP_TARGET_MODE 2587 isp_target_async(isp, bus, mbox); 2588 #endif 2589 isp_async(isp, ISPASYNC_BUS_RESET, &bus); 2590 break; 2591 case ASYNC_SYSTEM_ERROR: 2592 mbox = ISP_READ(isp, OUTMAILBOX1); 2593 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 2594 isp->isp_name, mbox); 2595 isp_restart(isp); 2596 /* no point continuing after this */ 2597 return (-1); 2598 2599 case ASYNC_RQS_XFER_ERR: 2600 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 2601 break; 2602 2603 case ASYNC_RSP_XFER_ERR: 2604 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 2605 break; 2606 2607 case ASYNC_QWAKEUP: 2608 /* 2609 * We've just been notified that the Queue has woken up. 2610 * We don't need to be chatty about this- just unlatch things 2611 * and move on. 2612 */ 2613 mbox = ISP_READ(isp, OUTMAILBOX4); 2614 break; 2615 2616 case ASYNC_TIMEOUT_RESET: 2617 PRINTF("%s: timeout initiated SCSI bus reset of bus %d\n", 2618 isp->isp_name, bus); 2619 isp->isp_sendmarker |= (1 << bus); 2620 #ifdef ISP_TARGET_MODE 2621 isp_target_async(isp, bus, mbox); 2622 #endif 2623 break; 2624 2625 case ASYNC_DEVICE_RESET: 2626 PRINTF("%s: device reset on bus %d\n", isp->isp_name, bus); 2627 isp->isp_sendmarker |= (1 << bus); 2628 #ifdef ISP_TARGET_MODE 2629 isp_target_async(isp, bus, mbox); 2630 #endif 2631 break; 2632 2633 case ASYNC_EXTMSG_UNDERRUN: 2634 PRINTF("%s: extended message underrun\n", isp->isp_name); 2635 break; 2636 2637 case ASYNC_SCAM_INT: 2638 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 2639 break; 2640 2641 case ASYNC_HUNG_SCSI: 2642 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 2643 isp->isp_name); 2644 /* XXX: Need to issue SCSI reset at this point */ 2645 break; 2646 2647 case ASYNC_KILLED_BUS: 2648 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 2649 isp->isp_name); 2650 break; 2651 2652 case ASYNC_BUS_TRANSIT: 2653 mbox = ISP_READ(isp, OUTMAILBOX2); 2654 switch (mbox & 0x1c00) { 2655 case SXP_PINS_LVD_MODE: 2656 PRINTF("%s: Transition to LVD mode\n", isp->isp_name); 2657 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2658 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2659 ((sdparam *)isp->isp_param)->isp_lvdmode = 1; 2660 break; 2661 case SXP_PINS_HVD_MODE: 2662 PRINTF("%s: Transition to Differential mode\n", 2663 isp->isp_name); 2664 ((sdparam *)isp->isp_param)->isp_diffmode = 1; 2665 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2666 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2667 break; 2668 case SXP_PINS_SE_MODE: 2669 PRINTF("%s: Transition to Single Ended mode\n", 2670 isp->isp_name); 2671 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2672 ((sdparam *)isp->isp_param)->isp_ultramode = 1; 2673 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2674 break; 2675 default: 2676 PRINTF("%s: Transition to unknown mode 0x%x\n", 2677 isp->isp_name, mbox); 2678 break; 2679 } 2680 /* 2681 * XXX: Set up to renegotiate again! 2682 */ 2683 /* Can only be for a 1080... */ 2684 isp->isp_sendmarker |= (1 << bus); 2685 break; 2686 2687 case ASYNC_CMD_CMPLT: 2688 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) | 2689 ISP_READ(isp, OUTMAILBOX1); 2690 IDPRINTF(4, ("%s: fast post completion of %u\n", isp->isp_name, 2691 fast_post_handle)); 2692 break; 2693 2694 case ASYNC_CTIO_DONE: 2695 /* Should only occur when Fast Posting Set for 2100s */ 2696 PRINTF("%s: CTIO done\n", isp->isp_name); 2697 break; 2698 2699 case ASYNC_LIP_OCCURRED: 2700 ((fcparam *) isp->isp_param)->isp_lipseq = 2701 ISP_READ(isp, OUTMAILBOX1); 2702 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2703 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2704 isp->isp_sendmarker = 1; 2705 isp_mark_getpdb_all(isp); 2706 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name)); 2707 #ifdef ISP_TARGET_MODE 2708 isp_target_async(isp, bus, mbox); 2709 #endif 2710 break; 2711 2712 case ASYNC_LOOP_UP: 2713 isp->isp_sendmarker = 1; 2714 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2715 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2716 isp_mark_getpdb_all(isp); 2717 isp_async(isp, ISPASYNC_LOOP_UP, NULL); 2718 #ifdef ISP_TARGET_MODE 2719 isp_target_async(isp, bus, mbox); 2720 #endif 2721 break; 2722 2723 case ASYNC_LOOP_DOWN: 2724 isp->isp_sendmarker = 1; 2725 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2726 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2727 isp_mark_getpdb_all(isp); 2728 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL); 2729 #ifdef ISP_TARGET_MODE 2730 isp_target_async(isp, bus, mbox); 2731 #endif 2732 break; 2733 2734 case ASYNC_LOOP_RESET: 2735 isp->isp_sendmarker = 1; 2736 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2737 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2738 isp_mark_getpdb_all(isp); 2739 PRINTF("%s: Loop RESET\n", isp->isp_name); 2740 #ifdef ISP_TARGET_MODE 2741 isp_target_async(isp, bus, mbox); 2742 #endif 2743 break; 2744 2745 case ASYNC_PDB_CHANGED: 2746 isp->isp_sendmarker = 1; 2747 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2748 isp_mark_getpdb_all(isp); 2749 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name)); 2750 break; 2751 2752 case ASYNC_CHANGE_NOTIFY: 2753 isp_mark_getpdb_all(isp); 2754 /* 2755 * Not correct, but it will force us to rescan the loop. 2756 */ 2757 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2758 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL); 2759 break; 2760 2761 case ASYNC_PTPMODE: 2762 PRINTF("%s: Point-to-Point mode\n", isp->isp_name); 2763 break; 2764 2765 case ASYNC_CONNMODE: 2766 mbox = ISP_READ(isp, OUTMAILBOX1); 2767 switch (mbox) { 2768 case ISP_CONN_LOOP: 2769 PRINTF("%s: Point-to-Point -> Loop mode\n", 2770 isp->isp_name); 2771 break; 2772 case ISP_CONN_PTP: 2773 PRINTF("%s: Loop -> Point-to-Point mode\n", 2774 isp->isp_name); 2775 break; 2776 case ISP_CONN_BADLIP: 2777 PRINTF("%s: Point-to-Point -> Loop mode (1)\n", 2778 isp->isp_name); 2779 break; 2780 case ISP_CONN_FATAL: 2781 PRINTF("%s: FATAL CONNECTION ERROR\n", isp->isp_name); 2782 isp_restart(isp); 2783 /* no point continuing after this */ 2784 return (-1); 2785 2786 case ISP_CONN_LOOPBACK: 2787 PRINTF("%s: Looped Back in Point-to-Point mode\n", 2788 isp->isp_name); 2789 } 2790 break; 2791 2792 default: 2793 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox); 2794 break; 2795 } 2796 return (fast_post_handle); 2797 } 2798 2799 /* 2800 * Handle other response entries. A pointer to the request queue output 2801 * index is here in case we want to eat several entries at once, although 2802 * this is not used currently. 2803 */ 2804 2805 static int 2806 isp_handle_other_response(isp, sp, optrp) 2807 struct ispsoftc *isp; 2808 ispstatusreq_t *sp; 2809 u_int16_t *optrp; 2810 { 2811 switch (sp->req_header.rqs_entry_type) { 2812 case RQSTYPE_ATIO: 2813 case RQSTYPE_CTIO: 2814 case RQSTYPE_ENABLE_LUN: 2815 case RQSTYPE_MODIFY_LUN: 2816 case RQSTYPE_NOTIFY: 2817 case RQSTYPE_NOTIFY_ACK: 2818 case RQSTYPE_CTIO1: 2819 case RQSTYPE_ATIO2: 2820 case RQSTYPE_CTIO2: 2821 case RQSTYPE_CTIO3: 2822 #ifdef ISP_TARGET_MODE 2823 return (isp_target_notify(isp, sp, optrp)); 2824 #else 2825 /* FALLTHROUGH */ 2826 #endif 2827 case RQSTYPE_REQUEST: 2828 default: 2829 PRINTF("%s: unhandled response type 0x%x\n", isp->isp_name, 2830 sp->req_header.rqs_entry_type); 2831 return (-1); 2832 } 2833 } 2834 2835 static void 2836 isp_parse_status(isp, sp, xs) 2837 struct ispsoftc *isp; 2838 ispstatusreq_t *sp; 2839 ISP_SCSI_XFER_T *xs; 2840 { 2841 switch (sp->req_completion_status) { 2842 case RQCS_COMPLETE: 2843 XS_SETERR(xs, HBA_NOERROR); 2844 return; 2845 2846 case RQCS_INCOMPLETE: 2847 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2848 IDPRINTF(3, ("%s: Selection Timeout for %d.%d.%d\n", 2849 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2850 XS_CHANNEL(xs))); 2851 XS_SETERR(xs, HBA_SELTIMEOUT); 2852 return; 2853 } 2854 PRINTF("%s: command incomplete for %d.%d.%d, state 0x%x\n", 2855 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs), 2856 sp->req_state_flags); 2857 break; 2858 2859 case RQCS_DMA_ERROR: 2860 PRINTF("%s: DMA error for command on %d.%d.%d\n", 2861 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2862 break; 2863 2864 case RQCS_TRANSPORT_ERROR: 2865 PRINTF("%s: transport error for %d.%d.%d\n", 2866 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2867 isp_prtstst(sp); 2868 break; 2869 2870 case RQCS_RESET_OCCURRED: 2871 IDPRINTF(1, ("%s: bus reset destroyed command for %d.%d.%d\n", 2872 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs))); 2873 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2874 XS_SETERR(xs, HBA_BUSRESET); 2875 return; 2876 2877 case RQCS_ABORTED: 2878 PRINTF("%s: command aborted for %d.%d.%d\n", 2879 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2880 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2881 XS_SETERR(xs, HBA_ABORTED); 2882 return; 2883 2884 case RQCS_TIMEOUT: 2885 IDPRINTF(2, ("%s: command timed out for %d.%d.%d\n", 2886 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs))); 2887 XS_SETERR(xs, HBA_CMDTIMEOUT); 2888 return; 2889 2890 case RQCS_DATA_OVERRUN: 2891 if (IS_FC(isp)) { 2892 XS_RESID(xs) = sp->req_resid; 2893 break; 2894 } 2895 PRINTF("%s: data overrun for command on %d.%d.%d\n", 2896 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2897 XS_SETERR(xs, HBA_DATAOVR); 2898 return; 2899 2900 case RQCS_COMMAND_OVERRUN: 2901 PRINTF("%s: command overrun for command on %d.%d.%d\n", 2902 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2903 break; 2904 2905 case RQCS_STATUS_OVERRUN: 2906 PRINTF("%s: status overrun for command on %d.%d.%d\n", 2907 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2908 break; 2909 2910 case RQCS_BAD_MESSAGE: 2911 PRINTF("%s: msg not COMMAND COMPLETE after status %d.%d.%d\n", 2912 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2913 break; 2914 2915 case RQCS_NO_MESSAGE_OUT: 2916 PRINTF("%s: No MESSAGE OUT phase after selection on %d.%d.%d\n", 2917 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2918 break; 2919 2920 case RQCS_EXT_ID_FAILED: 2921 PRINTF("%s: EXTENDED IDENTIFY failed %d.%d.%d\n", 2922 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2923 break; 2924 2925 case RQCS_IDE_MSG_FAILED: 2926 PRINTF("%s: INITIATOR DETECTED ERROR rejected by %d.%d.%d\n", 2927 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2928 break; 2929 2930 case RQCS_ABORT_MSG_FAILED: 2931 PRINTF("%s: ABORT OPERATION rejected by %d.%d.%d\n", 2932 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2933 break; 2934 2935 case RQCS_REJECT_MSG_FAILED: 2936 PRINTF("%s: MESSAGE REJECT rejected by %d.%d.%d\n", 2937 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2938 break; 2939 2940 case RQCS_NOP_MSG_FAILED: 2941 PRINTF("%s: NOP rejected by %d.%d.%d\n", 2942 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2943 break; 2944 2945 case RQCS_PARITY_ERROR_MSG_FAILED: 2946 PRINTF("%s: MESSAGE PARITY ERROR rejected by %d.%d.%d\n", 2947 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2948 break; 2949 2950 case RQCS_DEVICE_RESET_MSG_FAILED: 2951 PRINTF("%s: BUS DEVICE RESET rejected by %d.%d.%d\n", 2952 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2953 break; 2954 2955 case RQCS_ID_MSG_FAILED: 2956 PRINTF("%s: IDENTIFY rejected by %d.%d.%d\n", 2957 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2958 break; 2959 2960 case RQCS_UNEXP_BUS_FREE: 2961 PRINTF("%s: %d.%d.%d had an unexpected bus free\n", 2962 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2963 break; 2964 2965 case RQCS_DATA_UNDERRUN: 2966 if (IS_FC(isp)) { 2967 XS_RESID(xs) = sp->req_resid; 2968 } 2969 XS_SETERR(xs, HBA_NOERROR); 2970 return; 2971 2972 case RQCS_XACT_ERR1: 2973 PRINTF("%s: HBA attempted queued transaction with disconnect " 2974 "not set for %d.%d.%d\n", isp->isp_name, XS_CHANNEL(xs), 2975 XS_TGT(xs), XS_LUN(xs)); 2976 break; 2977 2978 case RQCS_XACT_ERR2: 2979 PRINTF("%s: HBA attempted queued transaction to target " 2980 "routine %d on target %d, bus %d\n", isp->isp_name, 2981 XS_LUN(xs), XS_TGT(xs), XS_CHANNEL(xs)); 2982 break; 2983 2984 case RQCS_XACT_ERR3: 2985 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2986 "%d on bus %d when queueing disabled\n", isp->isp_name, 2987 XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 2988 break; 2989 2990 case RQCS_BAD_ENTRY: 2991 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2992 break; 2993 2994 case RQCS_QUEUE_FULL: 2995 IDPRINTF(3, ("%s: internal queues full for target %d lun %d " 2996 "bus %d, status 0x%x\n", isp->isp_name, XS_TGT(xs), 2997 XS_LUN(xs), XS_CHANNEL(xs), XS_STS(xs))); 2998 /* 2999 * If QFULL or some other status byte is set, then this 3000 * isn't an error, per se. 3001 */ 3002 if (XS_STS(xs) != 0) { 3003 XS_SETERR(xs, HBA_NOERROR); 3004 return; 3005 } 3006 break; 3007 3008 case RQCS_PHASE_SKIPPED: 3009 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 3010 "STATUS phase) for target %d lun %d bus %d\n", 3011 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3012 break; 3013 3014 case RQCS_ARQS_FAILED: 3015 PRINTF("%s: Auto Request Sense failed for %d.%d.%d\n", 3016 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3017 return; 3018 3019 case RQCS_WIDE_FAILED: 3020 PRINTF("%s: Wide Negotiation failed for %d.%d.%d\n", 3021 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3022 if (IS_SCSI(isp)) { 3023 sdparam *sdp = isp->isp_param; 3024 sdp += XS_CHANNEL(xs); 3025 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 3026 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 3027 isp->isp_update |= (1 << XS_CHANNEL(xs)); 3028 } 3029 XS_SETERR(xs, HBA_NOERROR); 3030 return; 3031 3032 case RQCS_SYNCXFER_FAILED: 3033 PRINTF("%s: SDTR Message failed for target %d.%d.%d\n", 3034 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3035 if (IS_SCSI(isp)) { 3036 sdparam *sdp = isp->isp_param; 3037 sdp += XS_CHANNEL(xs); 3038 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 3039 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 3040 isp->isp_update |= (1 << XS_CHANNEL(xs)); 3041 } 3042 break; 3043 3044 case RQCS_LVD_BUSERR: 3045 PRINTF("%s: Bad LVD condition while talking to %d.%d.%d\n", 3046 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3047 break; 3048 3049 case RQCS_PORT_UNAVAILABLE: 3050 /* 3051 * No such port on the loop. Moral equivalent of SELTIMEO 3052 */ 3053 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 3054 isp->isp_name, XS_TGT(xs))); 3055 XS_SETERR(xs, HBA_SELTIMEOUT); 3056 return; 3057 3058 case RQCS_PORT_LOGGED_OUT: 3059 /* 3060 * It was there (maybe)- treat as a selection timeout. 3061 */ 3062 IDPRINTF(2, ("%s: port logout for target %d\n", 3063 isp->isp_name, XS_TGT(xs))); 3064 XS_SETERR(xs, HBA_SELTIMEOUT); 3065 return; 3066 3067 case RQCS_PORT_CHANGED: 3068 PRINTF("%s: port changed for target %d\n", 3069 isp->isp_name, XS_TGT(xs)); 3070 XS_SETERR(xs, HBA_SELTIMEOUT); 3071 return; 3072 3073 case RQCS_PORT_BUSY: 3074 PRINTF("%s: port busy for target %d\n", 3075 isp->isp_name, XS_TGT(xs)); 3076 XS_SETERR(xs, HBA_TGTBSY); 3077 return; 3078 3079 default: 3080 PRINTF("%s: completion status 0x%x\n", 3081 isp->isp_name, sp->req_completion_status); 3082 break; 3083 } 3084 XS_SETERR(xs, HBA_BOTCH); 3085 } 3086 3087 static void 3088 isp_fastpost_complete(isp, fph) 3089 struct ispsoftc *isp; 3090 u_int32_t fph; 3091 { 3092 ISP_SCSI_XFER_T *xs; 3093 3094 if (fph < 1) { 3095 return; 3096 } 3097 xs = isp_find_xs(isp, fph); 3098 if (xs == NULL) { 3099 PRINTF("%s: command for fast posting handle 0x%x not found\n", 3100 isp->isp_name, fph); 3101 return; 3102 } 3103 isp_destroy_handle(isp, fph); 3104 3105 /* 3106 * Since we don't have a result queue entry item, 3107 * we must believe that SCSI status is zero and 3108 * that all data transferred. 3109 */ 3110 XS_RESID(xs) = 0; 3111 XS_STS(xs) = 0; 3112 if (XS_XFRLEN(xs)) { 3113 ISP_DMAFREE(isp, xs, fph); 3114 } 3115 XS_CMD_DONE(xs); 3116 if (isp->isp_nactive) 3117 isp->isp_nactive--; 3118 } 3119 3120 #define HINIB(x) ((x) >> 0x4) 3121 #define LONIB(x) ((x) & 0xf) 3122 #define MAKNIB(a, b) (((a) << 4) | (b)) 3123 static u_int8_t mbpcnt[] = { 3124 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 3125 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 3126 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 3127 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 3128 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 3129 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 3130 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 3131 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 3132 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */ 3133 MAKNIB(0, 0), /* 0x09: */ 3134 MAKNIB(0, 0), /* 0x0a: */ 3135 MAKNIB(0, 0), /* 0x0b: */ 3136 MAKNIB(0, 0), /* 0x0c: */ 3137 MAKNIB(0, 0), /* 0x0d: */ 3138 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 3139 MAKNIB(0, 0), /* 0x0f: */ 3140 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 3141 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 3142 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 3143 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 3144 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 3145 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 3146 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 3147 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 3148 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */ 3149 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 3150 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 3151 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 3152 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 3153 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 3154 MAKNIB(0, 0), /* 0x1e: */ 3155 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 3156 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 3157 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 3158 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 3159 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 3160 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 3161 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 3162 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 3163 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 3164 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 3165 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 3166 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */ 3167 MAKNIB(0, 0), /* 0x2b: */ 3168 MAKNIB(0, 0), /* 0x2c: */ 3169 MAKNIB(0, 0), /* 0x2d: */ 3170 MAKNIB(0, 0), /* 0x2e: */ 3171 MAKNIB(0, 0), /* 0x2f: */ 3172 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 3173 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 3174 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 3175 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 3176 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 3177 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */ 3178 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 3179 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 3180 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 3181 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 3182 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */ 3183 MAKNIB(0, 0), /* 0x3b: */ 3184 MAKNIB(0, 0), /* 0x3c: */ 3185 MAKNIB(0, 0), /* 0x3d: */ 3186 MAKNIB(0, 0), /* 0x3e: */ 3187 MAKNIB(0, 0), /* 0x3f: */ 3188 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 3189 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 3190 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 3191 MAKNIB(0, 0), /* 0x43: */ 3192 MAKNIB(0, 0), /* 0x44: */ 3193 MAKNIB(0, 0), /* 0x45: */ 3194 MAKNIB(0, 0), /* 0x46: */ 3195 MAKNIB(0, 0), /* 0x47: */ 3196 MAKNIB(0, 0), /* 0x48: */ 3197 MAKNIB(0, 0), /* 0x49: */ 3198 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */ 3199 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */ 3200 MAKNIB(0, 0), /* 0x4c: */ 3201 MAKNIB(0, 0), /* 0x4d: */ 3202 MAKNIB(0, 0), /* 0x4e: */ 3203 MAKNIB(0, 0), /* 0x4f: */ 3204 MAKNIB(0, 0), /* 0x50: */ 3205 MAKNIB(0, 0), /* 0x51: */ 3206 MAKNIB(0, 0), /* 0x52: */ 3207 MAKNIB(0, 0), /* 0x53: */ 3208 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 3209 MAKNIB(2, 1), /* 0x55: MBOX_ENABLE_TARGET_MODE */ 3210 MAKNIB(0, 0), /* 0x56: */ 3211 MAKNIB(0, 0), /* 0x57: */ 3212 MAKNIB(0, 0), /* 0x58: */ 3213 MAKNIB(0, 0), /* 0x59: */ 3214 MAKNIB(0, 0), /* 0x5a: */ 3215 MAKNIB(0, 0), /* 0x5b: */ 3216 MAKNIB(0, 0), /* 0x5c: */ 3217 MAKNIB(0, 0), /* 0x5d: */ 3218 MAKNIB(0, 0), /* 0x5e: */ 3219 MAKNIB(0, 0), /* 0x5f: */ 3220 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 3221 MAKNIB(0, 0), /* 0x61: */ 3222 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 3223 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 3224 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 3225 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 3226 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 3227 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 3228 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */ 3229 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */ 3230 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */ 3231 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */ 3232 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */ 3233 MAKNIB(0, 0), /* 0x6d: */ 3234 MAKNIB(8, 2), /* 0x6e: MBOX_SEND_SNS */ 3235 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */ 3236 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */ 3237 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */ 3238 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */ 3239 }; 3240 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 3241 3242 static void 3243 isp_mboxcmd(isp, mbp) 3244 struct ispsoftc *isp; 3245 mbreg_t *mbp; 3246 { 3247 int outparam, inparam; 3248 int loops, dld = 0; 3249 u_int8_t opcode; 3250 3251 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 3252 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 3253 inparam = 4; 3254 outparam = 4; 3255 goto command_known; 3256 } else if (mbp->param[0] > NMBCOM) { 3257 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 3258 return; 3259 } 3260 3261 opcode = mbp->param[0]; 3262 inparam = HINIB(mbpcnt[mbp->param[0]]); 3263 outparam = LONIB(mbpcnt[mbp->param[0]]); 3264 3265 if (inparam == 0 && outparam == 0) { 3266 PRINTF("%s: no parameters for %x\n", isp->isp_name, 3267 mbp->param[0]); 3268 return; 3269 } 3270 3271 3272 /* 3273 * Check for variants 3274 */ 3275 #ifdef ISP2100_SCCLUN 3276 if (IS_FC(isp)) { 3277 switch (mbp->param[0]) { 3278 case MBOX_ABORT: 3279 inparam = 7; 3280 break; 3281 case MBOX_ABORT_DEVICE: 3282 case MBOX_START_QUEUE: 3283 case MBOX_STOP_QUEUE: 3284 case MBOX_SINGLE_STEP_QUEUE: 3285 case MBOX_ABORT_QUEUE: 3286 case MBOX_GET_DEV_QUEUE_STATUS: 3287 inparam = 3; 3288 break; 3289 case MBOX_BUS_RESET: 3290 inparam = 2; 3291 break; 3292 default: 3293 break; 3294 } 3295 } 3296 #endif 3297 3298 command_known: 3299 3300 /* 3301 * Set semaphore on mailbox registers to win any races to acquire them. 3302 */ 3303 ISP_WRITE(isp, BIU_SEMA, 1); 3304 3305 /* 3306 * Qlogic Errata for the ISP2100 says that there is a necessary 3307 * debounce between between writing the semaphore register 3308 * and reading a mailbox register. I believe we're okay here. 3309 */ 3310 3311 /* 3312 * Make sure we can send some words. 3313 * Check to see if there's an async mbox event pending. 3314 */ 3315 3316 loops = MBOX_DELAY_COUNT; 3317 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 3318 if (ISP_READ(isp, BIU_SEMA) & 1) { 3319 int fph; 3320 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3321 /* 3322 * We have a pending MBOX async event. 3323 */ 3324 if (mbox & 0x8000) { 3325 fph = isp_parse_async(isp, (int) mbox); 3326 IDPRINTF(5, ("%s: line %d, fph %d\n", 3327 isp->isp_name, __LINE__, fph)); 3328 ISP_WRITE(isp, BIU_SEMA, 0); 3329 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3330 if (fph < 0) { 3331 return; 3332 } else if (fph > 0) { 3333 isp_fastpost_complete(isp, fph); 3334 } 3335 SYS_DELAY(100); 3336 goto command_known; 3337 } 3338 /* 3339 * We have a pending MBOX completion? Might be 3340 * from a previous command. We can't (sometimes) 3341 * just clear HOST INTERRUPT, so we'll just silently 3342 * eat this here. 3343 */ 3344 if (mbox & 0x4000) { 3345 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n", 3346 isp->isp_name, __LINE__, mbox)); 3347 ISP_WRITE(isp, BIU_SEMA, 0); 3348 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3349 SYS_DELAY(100); 3350 goto command_known; 3351 } 3352 } 3353 SYS_DELAY(100); 3354 if (--loops < 0) { 3355 if (dld++ > 10) { 3356 PRINTF("%s: isp_mboxcmd could not get command " 3357 "started\n", isp->isp_name); 3358 return; 3359 } 3360 ISP_WRITE(isp, BIU_SEMA, 0); 3361 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3362 goto command_known; 3363 } 3364 } 3365 3366 /* 3367 * Write input parameters. 3368 * 3369 * Special case some of the setups for the dual port SCSI cards. 3370 * XXX Eventually will be fixed by converting register write/read 3371 * XXX counts to bitmasks. 3372 */ 3373 if (IS_DUALBUS(isp)) { 3374 switch (opcode) { 3375 case MBOX_GET_RETRY_COUNT: 3376 case MBOX_SET_RETRY_COUNT: 3377 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); 3378 mbp->param[7] = 0; 3379 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); 3380 mbp->param[6] = 0; 3381 break; 3382 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3383 case MBOX_SET_ACT_NEG_STATE: 3384 case MBOX_SET_TAG_AGE_LIMIT: 3385 case MBOX_SET_SELECT_TIMEOUT: 3386 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); 3387 mbp->param[2] = 0; 3388 break; 3389 } 3390 } 3391 3392 switch (inparam) { 3393 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 3394 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 3395 case 6: 3396 /* 3397 * The Qlogic 2100 cannot have registers 4 and 5 written to 3398 * after initialization or BAD THINGS HAPPEN (tm). 3399 */ 3400 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3401 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); 3402 mbp->param[5] = 0; 3403 case 5: 3404 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3405 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); 3406 mbp->param[4] = 0; 3407 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 3408 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 3409 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 3410 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 3411 } 3412 3413 /* 3414 * Clear RISC int condition. 3415 */ 3416 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3417 3418 /* 3419 * Clear semaphore on mailbox registers so that the Qlogic 3420 * may update outgoing registers. 3421 */ 3422 ISP_WRITE(isp, BIU_SEMA, 0); 3423 3424 /* 3425 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 3426 */ 3427 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 3428 3429 /* 3430 * Wait until HOST INT has gone away (meaning that the Qlogic 3431 * has picked up the mailbox command. Wait a long time. 3432 */ 3433 loops = MBOX_DELAY_COUNT * 5; 3434 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) { 3435 SYS_DELAY(100); 3436 if (--loops < 0) { 3437 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name); 3438 return; 3439 } 3440 } 3441 3442 /* 3443 * While the Semaphore registers isn't set, wait for the Qlogic 3444 * to process the mailbox command. Again- wait a long time. 3445 */ 3446 loops = MBOX_DELAY_COUNT * 5; 3447 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 3448 SYS_DELAY(100); 3449 /* 3450 * Wierd- I've seen the case where the semaphore register 3451 * isn't getting set- sort of a violation of the protocol.. 3452 */ 3453 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000) 3454 break; 3455 if (--loops < 0) { 3456 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 3457 return; 3458 } 3459 } 3460 3461 /* 3462 * Make sure that the MBOX_BUSY has gone away 3463 */ 3464 loops = MBOX_DELAY_COUNT; 3465 for (;;) { 3466 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3467 if (mbox == MBOX_BUSY) { 3468 if (--loops < 0) { 3469 PRINTF("%s: isp_mboxcmd timeout #4\n", 3470 isp->isp_name); 3471 return; 3472 } 3473 SYS_DELAY(100); 3474 continue; 3475 } 3476 /* 3477 * We have a pending MBOX async event. 3478 */ 3479 if (mbox & 0x8000) { 3480 int fph = isp_parse_async(isp, (int) mbox); 3481 ISP_WRITE(isp, BIU_SEMA, 0); 3482 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3483 if (fph < 0) { 3484 return; 3485 } else if (fph > 0) { 3486 isp_fastpost_complete(isp, fph); 3487 } 3488 SYS_DELAY(100); 3489 continue; 3490 } 3491 break; 3492 } 3493 3494 /* 3495 * Pick up output parameters. Special case some of the readbacks 3496 * for the dual port SCSI cards. 3497 */ 3498 if (IS_DUALBUS(isp)) { 3499 switch (opcode) { 3500 case MBOX_GET_RETRY_COUNT: 3501 case MBOX_SET_RETRY_COUNT: 3502 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3503 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3504 break; 3505 case MBOX_GET_TAG_AGE_LIMIT: 3506 case MBOX_SET_TAG_AGE_LIMIT: 3507 case MBOX_GET_ACT_NEG_STATE: 3508 case MBOX_SET_ACT_NEG_STATE: 3509 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3510 case MBOX_GET_ASYNC_DATA_SETUP_TIME: 3511 case MBOX_GET_RESET_DELAY_PARAMS: 3512 case MBOX_SET_RESET_DELAY_PARAMS: 3513 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3514 break; 3515 } 3516 } 3517 3518 if (IS_2200(isp)) { 3519 if (opcode == MBOX_GET_LOOP_ID) { 3520 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3521 } 3522 } 3523 3524 switch (outparam) { 3525 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3526 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3527 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 3528 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 3529 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 3530 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3531 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 3532 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 3533 } 3534 3535 /* 3536 * Clear RISC int. 3537 */ 3538 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3539 3540 /* 3541 * Release semaphore on mailbox registers 3542 */ 3543 ISP_WRITE(isp, BIU_SEMA, 0); 3544 3545 /* 3546 * Just to be chatty here... 3547 */ 3548 switch (mbp->param[0]) { 3549 case MBOX_COMMAND_COMPLETE: 3550 break; 3551 case MBOX_INVALID_COMMAND: 3552 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 3553 isp->isp_name, opcode)); 3554 break; 3555 case MBOX_HOST_INTERFACE_ERROR: 3556 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 3557 isp->isp_name, opcode); 3558 break; 3559 case MBOX_TEST_FAILED: 3560 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 3561 isp->isp_name, opcode); 3562 break; 3563 case MBOX_COMMAND_ERROR: 3564 if (opcode != MBOX_ABOUT_FIRMWARE) 3565 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 3566 isp->isp_name, opcode); 3567 break; 3568 case MBOX_COMMAND_PARAM_ERROR: 3569 switch (opcode) { 3570 case MBOX_GET_PORT_DB: 3571 case MBOX_GET_PORT_NAME: 3572 case MBOX_GET_DEV_QUEUE_PARAMS: 3573 break; 3574 default: 3575 PRINTF("%s: mbox cmd %x failed with " 3576 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode); 3577 } 3578 break; 3579 3580 case MBOX_LOOP_ID_USED: 3581 case MBOX_PORT_ID_USED: 3582 case MBOX_ALL_IDS_USED: 3583 break; 3584 3585 3586 /* 3587 * Be silent about these... 3588 */ 3589 case ASYNC_PDB_CHANGED: 3590 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 3591 break; 3592 3593 case ASYNC_LIP_OCCURRED: 3594 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1]; 3595 /* FALLTHROUGH */ 3596 case ASYNC_LOOP_UP: 3597 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3598 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 3599 break; 3600 3601 case ASYNC_LOOP_DOWN: 3602 case ASYNC_LOOP_RESET: 3603 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3604 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 3605 /* FALLTHROUGH */ 3606 case ASYNC_CHANGE_NOTIFY: 3607 break; 3608 3609 default: 3610 /* 3611 * The expected return of EXEC_FIRMWARE is zero. 3612 */ 3613 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 3614 (opcode != MBOX_EXEC_FIRMWARE)) { 3615 PRINTF("%s: mbox cmd %x failed with error %x\n", 3616 isp->isp_name, opcode, mbp->param[0]); 3617 } 3618 break; 3619 } 3620 } 3621 3622 void 3623 isp_lostcmd(isp, xs) 3624 struct ispsoftc *isp; 3625 ISP_SCSI_XFER_T *xs; 3626 { 3627 mbreg_t mbs; 3628 3629 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 3630 isp_mboxcmd(isp, &mbs); 3631 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3632 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 3633 return; 3634 } 3635 if (mbs.param[1]) { 3636 PRINTF("%s: %d commands on completion queue\n", 3637 isp->isp_name, mbs.param[1]); 3638 } 3639 if (XS_NULL(xs)) 3640 return; 3641 3642 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 3643 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */ 3644 isp_mboxcmd(isp, &mbs); 3645 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3646 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 3647 return; 3648 } 3649 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 3650 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 3651 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 3652 3653 isp_dumpregs(isp, "lost command"); 3654 /* 3655 * XXX: Need to try and do something to recover. 3656 */ 3657 } 3658 3659 static void 3660 isp_dumpregs(isp, msg) 3661 struct ispsoftc *isp; 3662 const char *msg; 3663 { 3664 PRINTF("%s: %s\n", isp->isp_name, msg); 3665 if (IS_SCSI(isp)) 3666 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 3667 else 3668 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 3669 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 3670 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 3671 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 3672 3673 3674 if (IS_SCSI(isp)) { 3675 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 3676 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 3677 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 3678 ISP_READ(isp, CDMA_FIFO_STS)); 3679 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 3680 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 3681 ISP_READ(isp, DDMA_FIFO_STS)); 3682 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 3683 ISP_READ(isp, SXP_INTERRUPT), 3684 ISP_READ(isp, SXP_GROSS_ERR), 3685 ISP_READ(isp, SXP_PINS_CTRL)); 3686 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 3687 } 3688 PRINTF(" mbox regs: %x %x %x %x %x\n", 3689 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1), 3690 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3), 3691 ISP_READ(isp, OUTMAILBOX4)); 3692 ISP_DUMPREGS(isp); 3693 } 3694 3695 static void 3696 isp_fw_state(isp) 3697 struct ispsoftc *isp; 3698 { 3699 mbreg_t mbs; 3700 if (IS_FC(isp)) { 3701 int once = 0; 3702 fcparam *fcp = isp->isp_param; 3703 again: 3704 mbs.param[0] = MBOX_GET_FW_STATE; 3705 isp_mboxcmd(isp, &mbs); 3706 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3707 IDPRINTF(1, ("%s: isp_fw_state 0x%x\n", isp->isp_name, 3708 mbs.param[0])); 3709 switch (mbs.param[0]) { 3710 case ASYNC_PDB_CHANGED: 3711 if (once++ < 10) { 3712 goto again; 3713 } 3714 fcp->isp_fwstate = FW_CONFIG_WAIT; 3715 fcp->isp_loopstate = LOOP_PDB_RCVD; 3716 goto again; 3717 case ASYNC_LIP_OCCURRED: 3718 fcp->isp_lipseq = mbs.param[1]; 3719 /* FALLTHROUGH */ 3720 case ASYNC_LOOP_UP: 3721 fcp->isp_fwstate = FW_CONFIG_WAIT; 3722 fcp->isp_loopstate = LOOP_LIP_RCVD; 3723 if (once++ < 10) { 3724 goto again; 3725 } 3726 break; 3727 case ASYNC_LOOP_RESET: 3728 case ASYNC_LOOP_DOWN: 3729 fcp->isp_fwstate = FW_CONFIG_WAIT; 3730 fcp->isp_loopstate = LOOP_NIL; 3731 /* FALLTHROUGH */ 3732 case ASYNC_CHANGE_NOTIFY: 3733 if (once++ < 10) { 3734 goto again; 3735 } 3736 break; 3737 } 3738 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n", 3739 isp->isp_name, mbs.param[0]); 3740 return; 3741 } 3742 fcp->isp_fwstate = mbs.param[1]; 3743 } 3744 } 3745 3746 static void 3747 isp_update(isp) 3748 struct ispsoftc *isp; 3749 { 3750 int bus; 3751 3752 for (bus = 0; isp->isp_update != 0; bus++) { 3753 if (isp->isp_update & (1 << bus)) { 3754 isp_update_bus(isp, bus); 3755 isp->isp_update ^= (1 << bus); 3756 } 3757 } 3758 } 3759 3760 static void 3761 isp_update_bus(isp, bus) 3762 struct ispsoftc *isp; 3763 int bus; 3764 { 3765 int tgt; 3766 mbreg_t mbs; 3767 sdparam *sdp; 3768 3769 if (IS_FC(isp)) { 3770 return; 3771 } 3772 3773 sdp = isp->isp_param; 3774 sdp += bus; 3775 3776 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3777 u_int16_t flags, period, offset; 3778 int get; 3779 3780 if (sdp->isp_devparam[tgt].dev_enable == 0) { 3781 IDPRINTF(1, ("%s: skipping target %d bus %d update\n", 3782 isp->isp_name, tgt, bus)); 3783 continue; 3784 } 3785 3786 /* 3787 * If the goal is to update the status of the device, 3788 * take what's in dev_flags and try and set the device 3789 * toward that. Otherwise, if we're just refreshing the 3790 * current device state, get the current parameters. 3791 */ 3792 if (sdp->isp_devparam[tgt].dev_update) { 3793 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 3794 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 3795 /* 3796 * Insist that PARITY must be enabled if SYNC 3797 * is enabled. 3798 */ 3799 if (mbs.param[2] & DPARM_SYNC) { 3800 mbs.param[2] |= DPARM_PARITY; 3801 } 3802 mbs.param[3] = 3803 (sdp->isp_devparam[tgt].sync_offset << 8) | 3804 (sdp->isp_devparam[tgt].sync_period); 3805 sdp->isp_devparam[tgt].dev_update = 0; 3806 /* 3807 * A command completion later that has 3808 * RQSTF_NEGOTIATION set will cause 3809 * the dev_refresh/announce cycle. 3810 * 3811 * Note: It is really important to update our current 3812 * flags with at least the state of TAG capabilities- 3813 * otherwise we might try and send a tagged command 3814 * when we have it all turned off. So change it here 3815 * to say that current already matches goal. 3816 */ 3817 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 3818 sdp->isp_devparam[tgt].cur_dflags |= 3819 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING); 3820 sdp->isp_devparam[tgt].dev_refresh = 1; 3821 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x" 3822 " period 0x%x\n", isp->isp_name, bus, tgt, 3823 mbs.param[2], mbs.param[3] >> 8, 3824 mbs.param[3] & 0xff)); 3825 get = 0; 3826 } else if (sdp->isp_devparam[tgt].dev_refresh) { 3827 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3828 sdp->isp_devparam[tgt].dev_refresh = 0; 3829 get = 1; 3830 } else { 3831 continue; 3832 } 3833 mbs.param[1] = (bus << 15) | (tgt << 8) ; 3834 isp_mboxcmd(isp, &mbs); 3835 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3836 PRINTF("%s: failed to %cet SCSI parameters for " 3837 "target %d\n", isp->isp_name, (get)? 'g' : 's', 3838 tgt); 3839 continue; 3840 } 3841 if (get == 0) { 3842 isp->isp_sendmarker |= (1 << bus); 3843 continue; 3844 } 3845 flags = mbs.param[2]; 3846 period = mbs.param[3] & 0xff; 3847 offset = mbs.param[3] >> 8; 3848 sdp->isp_devparam[tgt].cur_dflags = flags; 3849 sdp->isp_devparam[tgt].cur_period = period; 3850 sdp->isp_devparam[tgt].cur_offset = offset; 3851 get = (bus << 16) | tgt; 3852 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get); 3853 } 3854 } 3855 3856 static void 3857 isp_setdfltparm(isp, channel) 3858 struct ispsoftc *isp; 3859 int channel; 3860 { 3861 int tgt; 3862 mbreg_t mbs; 3863 sdparam *sdp; 3864 3865 if (IS_FC(isp)) { 3866 fcparam *fcp = (fcparam *) isp->isp_param; 3867 fcp += channel; 3868 if (fcp->isp_gotdparms) { 3869 return; 3870 } 3871 fcp->isp_gotdparms = 1; 3872 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 3873 fcp->isp_maxalloc = ICB_DFLT_ALLOC; 3874 fcp->isp_execthrottle = ICB_DFLT_THROTTLE; 3875 fcp->isp_retry_delay = ICB_DFLT_RDELAY; 3876 fcp->isp_retry_count = ICB_DFLT_RCOUNT; 3877 /* Platform specific.... */ 3878 fcp->isp_loopid = DEFAULT_LOOPID(isp); 3879 fcp->isp_nodewwn = DEFAULT_WWN(isp); 3880 fcp->isp_portwwn = 0; 3881 /* 3882 * Now try and read NVRAM 3883 */ 3884 if ((isp->isp_confopts & (ISP_CFG_NONVRAM|ISP_CFG_OWNWWN)) || 3885 (isp_read_nvram(isp))) { 3886 PRINTF("%s: using Node WWN 0x%08x%08x\n", 3887 isp->isp_name, (u_int32_t)(fcp->isp_nodewwn >> 32), 3888 (u_int32_t)(fcp->isp_nodewwn & 0xffffffff)); 3889 } 3890 return; 3891 } 3892 3893 sdp = (sdparam *) isp->isp_param; 3894 sdp += channel; 3895 3896 /* 3897 * Been there, done that, got the T-shirt... 3898 */ 3899 if (sdp->isp_gotdparms) { 3900 return; 3901 } 3902 sdp->isp_gotdparms = 1; 3903 3904 /* 3905 * If we've not been told to avoid reading NVRAM, try and read it. 3906 * If we're successful reading it, we can return since NVRAM will 3907 * tell us the right thing to do. Otherwise, establish some reasonable 3908 * defaults. 3909 */ 3910 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3911 if (isp_read_nvram(isp) == 0) { 3912 return; 3913 } 3914 } 3915 3916 /* 3917 * Now try and see whether we have specific values for them. 3918 */ 3919 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3920 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 3921 isp_mboxcmd(isp, &mbs); 3922 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3923 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 3924 sdp->isp_req_ack_active_neg = 1; 3925 sdp->isp_data_line_active_neg = 1; 3926 } else { 3927 sdp->isp_req_ack_active_neg = 3928 (mbs.param[1+channel] >> 4) & 0x1; 3929 sdp->isp_data_line_active_neg = 3930 (mbs.param[1+channel] >> 5) & 0x1; 3931 } 3932 } else { 3933 sdp->isp_req_ack_active_neg = 1; 3934 sdp->isp_data_line_active_neg = 1; 3935 } 3936 3937 IDPRINTF(3, ("%s: defaulting bus %d REQ/ACK Active Negation is %d\n", 3938 isp->isp_name, channel, sdp->isp_req_ack_active_neg)); 3939 IDPRINTF(3, ("%s: defaulting bus %d DATA Active Negation is %d\n", 3940 isp->isp_name, channel, sdp->isp_data_line_active_neg)); 3941 3942 /* 3943 * The trick here is to establish a default for the default (honk!) 3944 * state (dev_flags). Then try and get the current status from 3945 * the card to fill in the current state. We don't, in fact, set 3946 * the default to the SAFE default state- that's not the goal state. 3947 */ 3948 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3949 sdp->isp_devparam[tgt].cur_offset = 0; 3950 sdp->isp_devparam[tgt].cur_period = 0; 3951 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT; 3952 sdp->isp_devparam[tgt].cur_dflags = 0; 3953 /* 3954 * We default to Wide/Fast for versions less than a 1040 3955 * (unless it's SBus). 3956 */ 3957 if ((isp->isp_bustype == ISP_BT_SBUS && 3958 isp->isp_type < ISP_HA_SCSI_1020A) || 3959 (isp->isp_bustype == ISP_BT_PCI && 3960 isp->isp_type < ISP_HA_SCSI_1040) || 3961 (isp->isp_clock && isp->isp_clock < 60)) { 3962 sdp->isp_devparam[tgt].sync_offset = 3963 ISP_10M_SYNCPARMS >> 8; 3964 sdp->isp_devparam[tgt].sync_period = 3965 ISP_10M_SYNCPARMS & 0xff; 3966 } else if (IS_ULTRA2(isp)) { 3967 sdp->isp_devparam[tgt].sync_offset = 3968 ISP_40M_SYNCPARMS >> 8; 3969 sdp->isp_devparam[tgt].sync_period = 3970 ISP_40M_SYNCPARMS & 0xff; 3971 } else { 3972 sdp->isp_devparam[tgt].sync_offset = 3973 ISP_20M_SYNCPARMS >> 8; 3974 sdp->isp_devparam[tgt].sync_period = 3975 ISP_20M_SYNCPARMS & 0xff; 3976 } 3977 3978 /* 3979 * Don't get current target parameters if we've been 3980 * told not to use NVRAM- it's really the same thing. 3981 */ 3982 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3983 3984 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3985 mbs.param[1] = tgt << 8; 3986 isp_mboxcmd(isp, &mbs); 3987 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3988 continue; 3989 } 3990 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 3991 sdp->isp_devparam[tgt].dev_flags = mbs.param[2]; 3992 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 3993 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 3994 3995 /* 3996 * The maximum period we can really see 3997 * here is 100 (decimal), or 400 ns. 3998 * For some unknown reason we sometimes 3999 * get back wildass numbers from the 4000 * boot device's parameters (alpha only). 4001 */ 4002 if ((mbs.param[3] & 0xff) <= 0x64) { 4003 sdp->isp_devparam[tgt].sync_period = 4004 mbs.param[3] & 0xff; 4005 sdp->isp_devparam[tgt].sync_offset = 4006 mbs.param[3] >> 8; 4007 } 4008 4009 /* 4010 * It is not safe to run Ultra Mode with a clock < 60. 4011 */ 4012 if (((isp->isp_clock && isp->isp_clock < 60) || 4013 (isp->isp_type < ISP_HA_SCSI_1020A)) && 4014 (sdp->isp_devparam[tgt].sync_period <= 4015 (ISP_20M_SYNCPARMS & 0xff))) { 4016 sdp->isp_devparam[tgt].sync_offset = 4017 ISP_10M_SYNCPARMS >> 8; 4018 sdp->isp_devparam[tgt].sync_period = 4019 ISP_10M_SYNCPARMS & 0xff; 4020 } 4021 } 4022 IDPRINTF(3, ("%s: bus %d tgt %d flags %x offset %x period %x\n", 4023 isp->isp_name, channel, tgt, 4024 sdp->isp_devparam[tgt].dev_flags, 4025 sdp->isp_devparam[tgt].sync_offset, 4026 sdp->isp_devparam[tgt].sync_period)); 4027 } 4028 4029 /* 4030 * Establish default some more default parameters. 4031 */ 4032 sdp->isp_cmd_dma_burst_enable = 1; 4033 sdp->isp_data_dma_burst_enabl = 1; 4034 sdp->isp_fifo_threshold = 0; 4035 sdp->isp_initiator_id = 7; 4036 /* XXXX This is probably based upon clock XXXX */ 4037 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4038 sdp->isp_async_data_setup = 9; 4039 } else { 4040 sdp->isp_async_data_setup = 6; 4041 } 4042 sdp->isp_selection_timeout = 250; 4043 sdp->isp_max_queue_depth = MAXISPREQUEST; 4044 sdp->isp_tag_aging = 8; 4045 sdp->isp_bus_reset_delay = 3; 4046 sdp->isp_retry_count = 2; 4047 sdp->isp_retry_delay = 2; 4048 4049 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 4050 sdp->isp_devparam[tgt].exc_throttle = 16; 4051 sdp->isp_devparam[tgt].dev_enable = 1; 4052 } 4053 } 4054 4055 /* 4056 * Re-initialize the ISP and complete all orphaned commands 4057 * with a 'botched' notice. The reset/init routines should 4058 * not disturb an already active list of commands. 4059 * 4060 * Locks held prior to coming here. 4061 */ 4062 4063 void 4064 isp_restart(isp) 4065 struct ispsoftc *isp; 4066 { 4067 ISP_SCSI_XFER_T *xs; 4068 u_int32_t handle; 4069 4070 #if 0 4071 isp->isp_gotdparms = 0; 4072 #endif 4073 isp_reset(isp); 4074 if (isp->isp_state == ISP_RESETSTATE) { 4075 isp_init(isp); 4076 if (isp->isp_state == ISP_INITSTATE) { 4077 isp->isp_state = ISP_RUNSTATE; 4078 } 4079 } 4080 if (isp->isp_state != ISP_RUNSTATE) { 4081 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 4082 } 4083 isp->isp_nactive = 0; 4084 4085 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) { 4086 xs = isp_find_xs(isp, handle); 4087 if (xs == NULL) { 4088 continue; 4089 } 4090 isp_destroy_handle(isp, handle); 4091 if (XS_XFRLEN(xs)) { 4092 ISP_DMAFREE(isp, xs, handle); 4093 XS_RESID(xs) = XS_XFRLEN(xs); 4094 } else { 4095 XS_RESID(xs) = 0; 4096 } 4097 XS_SETERR(xs, HBA_BUSRESET); 4098 XS_CMD_DONE(xs); 4099 } 4100 } 4101 4102 /* 4103 * NVRAM Routines 4104 */ 4105 static int 4106 isp_read_nvram(isp) 4107 struct ispsoftc *isp; 4108 { 4109 int i, amt; 4110 u_int8_t csum, minversion; 4111 union { 4112 u_int8_t _x[ISP2100_NVRAM_SIZE]; 4113 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 4114 } _n; 4115 #define nvram_data _n._x 4116 #define nvram_words _n._s 4117 4118 if (IS_FC(isp)) { 4119 amt = ISP2100_NVRAM_SIZE; 4120 minversion = 1; 4121 } else if (IS_ULTRA2(isp)) { 4122 amt = ISP1080_NVRAM_SIZE; 4123 minversion = 0; 4124 } else { 4125 amt = ISP_NVRAM_SIZE; 4126 minversion = 2; 4127 } 4128 4129 /* 4130 * Just read the first two words first to see if we have a valid 4131 * NVRAM to continue reading the rest with. 4132 */ 4133 for (i = 0; i < 2; i++) { 4134 isp_rdnvram_word(isp, i, &nvram_words[i]); 4135 } 4136 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 4137 nvram_data[2] != 'P') { 4138 if (isp->isp_bustype != ISP_BT_SBUS) { 4139 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n", 4140 isp->isp_name, nvram_data[0], nvram_data[1], 4141 nvram_data[2], nvram_data[3]); 4142 } 4143 return (-1); 4144 } 4145 for (i = 2; i < amt>>1; i++) { 4146 isp_rdnvram_word(isp, i, &nvram_words[i]); 4147 } 4148 for (csum = 0, i = 0; i < amt; i++) { 4149 csum += nvram_data[i]; 4150 } 4151 if (csum != 0) { 4152 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 4153 return (-1); 4154 } 4155 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 4156 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 4157 ISP_NVRAM_VERSION(nvram_data)); 4158 return (-1); 4159 } 4160 4161 if (IS_ULTRA3(isp)) { 4162 isp_parse_nvram_12160(isp, 0, nvram_data); 4163 isp_parse_nvram_12160(isp, 1, nvram_data); 4164 } else if (IS_1080(isp)) { 4165 isp_parse_nvram_1080(isp, 0, nvram_data); 4166 } else if (IS_1280(isp) || IS_1240(isp)) { 4167 isp_parse_nvram_1080(isp, 0, nvram_data); 4168 isp_parse_nvram_1080(isp, 1, nvram_data); 4169 } else if (IS_SCSI(isp)) { 4170 isp_parse_nvram_1020(isp, nvram_data); 4171 } else { 4172 isp_parse_nvram_2100(isp, nvram_data); 4173 } 4174 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name)); 4175 return (0); 4176 #undef nvram_data 4177 #undef nvram_words 4178 } 4179 4180 static void 4181 isp_rdnvram_word(isp, wo, rp) 4182 struct ispsoftc *isp; 4183 int wo; 4184 u_int16_t *rp; 4185 { 4186 int i, cbits; 4187 u_int16_t bit, rqst; 4188 4189 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4190 SYS_DELAY(2); 4191 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4192 SYS_DELAY(2); 4193 4194 if (IS_FC(isp)) { 4195 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 4196 rqst = (ISP_NVRAM_READ << 8) | wo; 4197 cbits = 10; 4198 } else if (IS_ULTRA2(isp)) { 4199 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1); 4200 rqst = (ISP_NVRAM_READ << 8) | wo; 4201 cbits = 10; 4202 } else { 4203 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 4204 rqst = (ISP_NVRAM_READ << 6) | wo; 4205 cbits = 8; 4206 } 4207 4208 /* 4209 * Clock the word select request out... 4210 */ 4211 for (i = cbits; i >= 0; i--) { 4212 if ((rqst >> i) & 1) { 4213 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 4214 } else { 4215 bit = BIU_NVRAM_SELECT; 4216 } 4217 ISP_WRITE(isp, BIU_NVRAM, bit); 4218 SYS_DELAY(2); 4219 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 4220 SYS_DELAY(2); 4221 ISP_WRITE(isp, BIU_NVRAM, bit); 4222 SYS_DELAY(2); 4223 } 4224 /* 4225 * Now read the result back in (bits come back in MSB format). 4226 */ 4227 *rp = 0; 4228 for (i = 0; i < 16; i++) { 4229 u_int16_t rv; 4230 *rp <<= 1; 4231 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4232 SYS_DELAY(2); 4233 rv = ISP_READ(isp, BIU_NVRAM); 4234 if (rv & BIU_NVRAM_DATAIN) { 4235 *rp |= 1; 4236 } 4237 SYS_DELAY(2); 4238 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4239 SYS_DELAY(2); 4240 } 4241 ISP_WRITE(isp, BIU_NVRAM, 0); 4242 SYS_DELAY(2); 4243 #if BYTE_ORDER == BIG_ENDIAN 4244 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 4245 #endif 4246 } 4247 4248 static void 4249 isp_parse_nvram_1020(isp, nvram_data) 4250 struct ispsoftc *isp; 4251 u_int8_t *nvram_data; 4252 { 4253 int i; 4254 static char *tru = "true"; 4255 static char *not = "false"; 4256 sdparam *sdp = (sdparam *) isp->isp_param; 4257 4258 sdp->isp_fifo_threshold = 4259 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 4260 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 4261 4262 sdp->isp_initiator_id = 4263 ISP_NVRAM_INITIATOR_ID(nvram_data); 4264 4265 sdp->isp_bus_reset_delay = 4266 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 4267 4268 sdp->isp_retry_count = 4269 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 4270 4271 sdp->isp_retry_delay = 4272 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 4273 4274 sdp->isp_async_data_setup = 4275 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 4276 4277 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4278 if (sdp->isp_async_data_setup < 9) { 4279 sdp->isp_async_data_setup = 9; 4280 } 4281 } else { 4282 if (sdp->isp_async_data_setup != 6) { 4283 sdp->isp_async_data_setup = 6; 4284 } 4285 } 4286 4287 sdp->isp_req_ack_active_neg = 4288 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 4289 4290 sdp->isp_data_line_active_neg = 4291 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 4292 4293 sdp->isp_data_dma_burst_enabl = 4294 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 4295 4296 sdp->isp_cmd_dma_burst_enable = 4297 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 4298 4299 sdp->isp_tag_aging = 4300 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 4301 4302 sdp->isp_selection_timeout = 4303 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 4304 4305 sdp->isp_max_queue_depth = 4306 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 4307 4308 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 4309 if (isp->isp_dblev > 2) { 4310 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4311 PRINTF(" Fifo Threshold = 0x%x\n", 4312 sdp->isp_fifo_threshold); 4313 PRINTF(" Bus Reset Delay = %d\n", 4314 sdp->isp_bus_reset_delay); 4315 PRINTF(" Retry Count = %d\n", 4316 sdp->isp_retry_count); 4317 PRINTF(" Retry Delay = %d\n", 4318 sdp->isp_retry_delay); 4319 PRINTF(" Tag Age Limit = %d\n", 4320 sdp->isp_tag_aging); 4321 PRINTF(" Selection Timeout = %d\n", 4322 sdp->isp_selection_timeout); 4323 PRINTF(" Max Queue Depth = %d\n", 4324 sdp->isp_max_queue_depth); 4325 PRINTF(" Async Data Setup = 0x%x\n", 4326 sdp->isp_async_data_setup); 4327 PRINTF(" REQ/ACK Active Negation = %s\n", 4328 sdp->isp_req_ack_active_neg? tru : not); 4329 PRINTF(" Data Line Active Negation = %s\n", 4330 sdp->isp_data_line_active_neg? tru : not); 4331 PRINTF(" Data DMA Burst Enable = %s\n", 4332 sdp->isp_data_dma_burst_enabl? tru : not); 4333 PRINTF(" Cmd DMA Burst Enable = %s\n", 4334 sdp->isp_cmd_dma_burst_enable? tru : not); 4335 PRINTF(" Fast MTTR = %s\n", 4336 isp->isp_fast_mttr? tru : not); 4337 } 4338 for (i = 0; i < MAX_TARGETS; i++) { 4339 sdp->isp_devparam[i].dev_enable = 4340 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 4341 sdp->isp_devparam[i].exc_throttle = 4342 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 4343 sdp->isp_devparam[i].sync_offset = 4344 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 4345 sdp->isp_devparam[i].sync_period = 4346 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 4347 4348 if (isp->isp_type < ISP_HA_SCSI_1040) { 4349 /* 4350 * If we're not ultra, we can't possibly 4351 * be a shorter period than this. 4352 */ 4353 if (sdp->isp_devparam[i].sync_period < 0x19) { 4354 sdp->isp_devparam[i].sync_period = 4355 0x19; 4356 } 4357 if (sdp->isp_devparam[i].sync_offset > 0xc) { 4358 sdp->isp_devparam[i].sync_offset = 4359 0x0c; 4360 } 4361 } else { 4362 if (sdp->isp_devparam[i].sync_offset > 0x8) { 4363 sdp->isp_devparam[i].sync_offset = 0x8; 4364 } 4365 } 4366 sdp->isp_devparam[i].dev_flags = 0; 4367 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 4368 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4369 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 4370 PRINTF("%s: not supporting QFRZ option for " 4371 "target %d\n", isp->isp_name, i); 4372 } 4373 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4374 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 4375 PRINTF("%s: not disabling ARQ option for " 4376 "target %d\n", isp->isp_name, i); 4377 } 4378 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 4379 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4380 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 4381 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4382 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 4383 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4384 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 4385 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4386 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 4387 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4388 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */ 4389 if (isp->isp_dblev > 2) { 4390 PRINTF(" Target %d: Enabled %d Throttle %d " 4391 "Offset %d Period %d Flags 0x%x\n", i, 4392 sdp->isp_devparam[i].dev_enable, 4393 sdp->isp_devparam[i].exc_throttle, 4394 sdp->isp_devparam[i].sync_offset, 4395 sdp->isp_devparam[i].sync_period, 4396 sdp->isp_devparam[i].dev_flags); 4397 } 4398 } 4399 } 4400 4401 static void 4402 isp_parse_nvram_1080(isp, bus, nvram_data) 4403 struct ispsoftc *isp; 4404 int bus; 4405 u_int8_t *nvram_data; 4406 { 4407 static char *tru = "true"; 4408 static char *not = "false"; 4409 int i; 4410 sdparam *sdp = (sdparam *) isp->isp_param; 4411 sdp += bus; 4412 4413 sdp->isp_fifo_threshold = 4414 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data); 4415 4416 sdp->isp_initiator_id = 4417 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus); 4418 4419 sdp->isp_bus_reset_delay = 4420 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4421 4422 sdp->isp_retry_count = 4423 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4424 4425 sdp->isp_retry_delay = 4426 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4427 4428 sdp->isp_async_data_setup = 4429 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4430 bus); 4431 4432 sdp->isp_req_ack_active_neg = 4433 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4434 bus); 4435 4436 sdp->isp_data_line_active_neg = 4437 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4438 bus); 4439 4440 sdp->isp_data_dma_burst_enabl = 4441 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4442 4443 sdp->isp_cmd_dma_burst_enable = 4444 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4445 4446 sdp->isp_selection_timeout = 4447 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4448 4449 sdp->isp_max_queue_depth = 4450 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4451 4452 if (isp->isp_dblev >= 3) { 4453 PRINTF("%s: ISP1080 bus %d NVRAM values:\n", 4454 isp->isp_name, bus); 4455 PRINTF(" Initiator ID = %d\n", 4456 sdp->isp_initiator_id); 4457 PRINTF(" Fifo Threshold = 0x%x\n", 4458 sdp->isp_fifo_threshold); 4459 PRINTF(" Bus Reset Delay = %d\n", 4460 sdp->isp_bus_reset_delay); 4461 PRINTF(" Retry Count = %d\n", 4462 sdp->isp_retry_count); 4463 PRINTF(" Retry Delay = %d\n", 4464 sdp->isp_retry_delay); 4465 PRINTF(" Tag Age Limit = %d\n", 4466 sdp->isp_tag_aging); 4467 PRINTF(" Selection Timeout = %d\n", 4468 sdp->isp_selection_timeout); 4469 PRINTF(" Max Queue Depth = %d\n", 4470 sdp->isp_max_queue_depth); 4471 PRINTF(" Async Data Setup = 0x%x\n", 4472 sdp->isp_async_data_setup); 4473 PRINTF(" REQ/ACK Active Negation = %s\n", 4474 sdp->isp_req_ack_active_neg? tru : not); 4475 PRINTF(" Data Line Active Negation = %s\n", 4476 sdp->isp_data_line_active_neg? tru : not); 4477 PRINTF(" Cmd DMA Burst Enable = %s\n", 4478 sdp->isp_cmd_dma_burst_enable? tru : not); 4479 } 4480 for (i = 0; i < MAX_TARGETS; i++) { 4481 sdp->isp_devparam[i].dev_enable = 4482 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4483 sdp->isp_devparam[i].exc_throttle = 4484 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4485 sdp->isp_devparam[i].sync_offset = 4486 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4487 sdp->isp_devparam[i].sync_period = 4488 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4489 sdp->isp_devparam[i].dev_flags = 0; 4490 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4491 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4492 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4493 PRINTF("%s: not supporting QFRZ option " 4494 "for target %d bus %d\n", 4495 isp->isp_name, i, bus); 4496 } 4497 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4498 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4499 PRINTF("%s: not disabling ARQ option " 4500 "for target %d bus %d\n", 4501 isp->isp_name, i, bus); 4502 } 4503 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus)) 4504 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4505 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4506 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4507 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4508 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4509 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4510 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4511 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus)) 4512 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4513 sdp->isp_devparam[i].cur_dflags = 0; 4514 if (isp->isp_dblev >= 3) { 4515 PRINTF(" Target %d: Ena %d Throttle " 4516 "%d Offset %d Period %d Flags " 4517 "0x%x\n", i, 4518 sdp->isp_devparam[i].dev_enable, 4519 sdp->isp_devparam[i].exc_throttle, 4520 sdp->isp_devparam[i].sync_offset, 4521 sdp->isp_devparam[i].sync_period, 4522 sdp->isp_devparam[i].dev_flags); 4523 } 4524 } 4525 } 4526 4527 static void 4528 isp_parse_nvram_12160(isp, bus, nvram_data) 4529 struct ispsoftc *isp; 4530 int bus; 4531 u_int8_t *nvram_data; 4532 { 4533 static char *tru = "true"; 4534 static char *not = "false"; 4535 sdparam *sdp = (sdparam *) isp->isp_param; 4536 int i; 4537 4538 sdp += bus; 4539 4540 sdp->isp_fifo_threshold = 4541 ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data); 4542 4543 sdp->isp_initiator_id = 4544 ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus); 4545 4546 sdp->isp_bus_reset_delay = 4547 ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4548 4549 sdp->isp_retry_count = 4550 ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4551 4552 sdp->isp_retry_delay = 4553 ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4554 4555 sdp->isp_async_data_setup = 4556 ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4557 bus); 4558 4559 sdp->isp_req_ack_active_neg = 4560 ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4561 bus); 4562 4563 sdp->isp_data_line_active_neg = 4564 ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4565 bus); 4566 4567 sdp->isp_data_dma_burst_enabl = 4568 ISP12160_NVRAM_BURST_ENABLE(nvram_data); 4569 4570 sdp->isp_cmd_dma_burst_enable = 4571 ISP12160_NVRAM_BURST_ENABLE(nvram_data); 4572 4573 sdp->isp_selection_timeout = 4574 ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4575 4576 sdp->isp_max_queue_depth = 4577 ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4578 4579 if (isp->isp_dblev >= 3) { 4580 PRINTF("%s: ISP12160 bus %d NVRAM values:\n", 4581 isp->isp_name, bus); 4582 PRINTF(" Initiator ID = %d\n", 4583 sdp->isp_initiator_id); 4584 PRINTF(" Fifo Threshold = 0x%x\n", 4585 sdp->isp_fifo_threshold); 4586 PRINTF(" Bus Reset Delay = %d\n", 4587 sdp->isp_bus_reset_delay); 4588 PRINTF(" Retry Count = %d\n", 4589 sdp->isp_retry_count); 4590 PRINTF(" Retry Delay = %d\n", 4591 sdp->isp_retry_delay); 4592 PRINTF(" Tag Age Limit = %d\n", 4593 sdp->isp_tag_aging); 4594 PRINTF(" Selection Timeout = %d\n", 4595 sdp->isp_selection_timeout); 4596 PRINTF(" Max Queue Depth = %d\n", 4597 sdp->isp_max_queue_depth); 4598 PRINTF(" Async Data Setup = 0x%x\n", 4599 sdp->isp_async_data_setup); 4600 PRINTF(" REQ/ACK Active Negation = %s\n", 4601 sdp->isp_req_ack_active_neg? tru : not); 4602 PRINTF(" Data Line Active Negation = %s\n", 4603 sdp->isp_data_line_active_neg? tru : not); 4604 PRINTF(" Cmd DMA Burst Enable = %s\n", 4605 sdp->isp_cmd_dma_burst_enable? tru : not); 4606 } 4607 4608 for (i = 0; i < MAX_TARGETS; i++) { 4609 sdp->isp_devparam[i].dev_enable = 4610 ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4611 sdp->isp_devparam[i].exc_throttle = 4612 ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4613 sdp->isp_devparam[i].sync_offset = 4614 ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4615 sdp->isp_devparam[i].sync_period = 4616 ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4617 sdp->isp_devparam[i].dev_flags = 0; 4618 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4619 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4620 if (ISP12160_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4621 PRINTF("%s: not supporting QFRZ option " 4622 "for target %d bus %d\n", isp->isp_name, i, bus); 4623 } 4624 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4625 if (ISP12160_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4626 PRINTF("%s: not disabling ARQ option " 4627 "for target %d bus %d\n", isp->isp_name, i, bus); 4628 } 4629 if (ISP12160_NVRAM_TGT_TQING(nvram_data, i, bus)) 4630 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4631 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4632 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4633 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4634 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4635 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4636 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4637 if (ISP12160_NVRAM_TGT_DISC(nvram_data, i, bus)) 4638 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4639 sdp->isp_devparam[i].cur_dflags = 0; 4640 if (isp->isp_dblev >= 3) { 4641 PRINTF(" Target %d: Ena %d Throttle %d Offset %d " 4642 "Period %d Flags 0x%x\n", i, 4643 sdp->isp_devparam[i].dev_enable, 4644 sdp->isp_devparam[i].exc_throttle, 4645 sdp->isp_devparam[i].sync_offset, 4646 sdp->isp_devparam[i].sync_period, 4647 sdp->isp_devparam[i].dev_flags); 4648 } 4649 } 4650 } 4651 4652 static void 4653 isp_parse_nvram_2100(isp, nvram_data) 4654 struct ispsoftc *isp; 4655 u_int8_t *nvram_data; 4656 { 4657 fcparam *fcp = (fcparam *) isp->isp_param; 4658 union { 4659 struct { 4660 #if BYTE_ORDER == BIG_ENDIAN 4661 u_int32_t hi32; 4662 u_int32_t lo32; 4663 #else 4664 u_int32_t lo32; 4665 u_int32_t hi32; 4666 #endif 4667 } wd; 4668 u_int64_t full64; 4669 } wwnstore; 4670 4671 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 4672 4673 /* 4674 * Broken PTI cards with nothing in the top nibble. Pah. 4675 */ 4676 if ((wwnstore.wd.hi32 >> 28) == 0) { 4677 wwnstore.wd.hi32 |= (2 << 28); 4678 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n", 4679 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4680 } else { 4681 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 4682 wwnstore.wd.hi32, wwnstore.wd.lo32); 4683 } 4684 fcp->isp_nodewwn = wwnstore.full64; 4685 4686 /* 4687 * If the Node WWN has 2 in the top nibble, we can 4688 * authoritatively construct a Port WWN by adding 4689 * our unit number (plus one to make it nonzero) and 4690 * putting it into bits 59..56. If the top nibble isn't 4691 * 2, then we just set them identically. 4692 */ 4693 if ((fcp->isp_nodewwn >> 60) == 2) { 4694 fcp->isp_portwwn = fcp->isp_nodewwn | 4695 (((u_int64_t)(isp->isp_unit+1)) << 56); 4696 } else { 4697 fcp->isp_portwwn = fcp->isp_nodewwn; 4698 } 4699 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 4700 if (wwnstore.full64 != 0) { 4701 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 4702 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4703 } 4704 fcp->isp_maxalloc = 4705 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 4706 fcp->isp_maxfrmlen = 4707 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 4708 fcp->isp_retry_delay = 4709 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 4710 fcp->isp_retry_count = 4711 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 4712 fcp->isp_loopid = 4713 ISP2100_NVRAM_HARDLOOPID(nvram_data); 4714 fcp->isp_execthrottle = 4715 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 4716 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data); 4717 if (isp->isp_dblev > 2) { 4718 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4719 PRINTF(" Max IOCB Allocation = %d\n", 4720 fcp->isp_maxalloc); 4721 PRINTF(" Max Frame Length = %d\n", 4722 fcp->isp_maxfrmlen); 4723 PRINTF(" Execution Throttle = %d\n", 4724 fcp->isp_execthrottle); 4725 PRINTF(" Retry Count = %d\n", 4726 fcp->isp_retry_count); 4727 PRINTF(" Retry Delay = %d\n", 4728 fcp->isp_retry_delay); 4729 PRINTF(" Hard Loop ID = %d\n", 4730 fcp->isp_loopid); 4731 PRINTF(" Options = 0x%x\n", 4732 fcp->isp_fwoptions); 4733 PRINTF(" HBA Options = 0x%x\n", 4734 ISP2100_NVRAM_HBA_OPTIONS(nvram_data)); 4735 } 4736 } 4737