1 /* $FreeBSD$ */ 2 /* 3 * Machine and OS Independent (well, as best as possible) 4 * code for the Qlogic ISP SCSI adapters. 5 * 6 * Copyright (c) 1997, 1998, 1999 by Matthew Jacob 7 * NASA/Ames Research Center 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice immediately at the beginning of the file, without modification, 15 * this list of conditions, and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 26 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 /* 36 * Inspiration and ideas about this driver are from Erik Moe's Linux driver 37 * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some 38 * ideas dredged from the Solaris driver. 39 */ 40 41 /* 42 * Include header file appropriate for platform we're building on. 43 */ 44 45 #ifdef __NetBSD__ 46 #include <dev/ic/isp_netbsd.h> 47 #endif 48 #ifdef __FreeBSD__ 49 #include <dev/isp/isp_freebsd.h> 50 #endif 51 #ifdef __OpenBSD__ 52 #include <dev/ic/isp_openbsd.h> 53 #endif 54 #ifdef __linux__ 55 #include "isp_linux.h" 56 #endif 57 58 /* 59 * General defines 60 */ 61 62 #define MBOX_DELAY_COUNT 1000000 / 100 63 64 /* 65 * Local static data 66 */ 67 68 /* 69 * Local function prototypes. 70 */ 71 static int isp_parse_async __P((struct ispsoftc *, int)); 72 static int isp_handle_other_response 73 __P((struct ispsoftc *, ispstatusreq_t *, u_int16_t *)); 74 static void isp_parse_status 75 __P((struct ispsoftc *, ispstatusreq_t *, ISP_SCSI_XFER_T *)); 76 static void isp_fastpost_complete __P((struct ispsoftc *, u_int32_t)); 77 static void isp_scsi_init __P((struct ispsoftc *)); 78 static void isp_scsi_channel_init __P((struct ispsoftc *, int)); 79 static void isp_fibre_init __P((struct ispsoftc *)); 80 static void isp_mark_getpdb_all __P((struct ispsoftc *)); 81 static int isp_getpdb __P((struct ispsoftc *, int, isp_pdb_t *)); 82 static u_int64_t isp_get_portname __P((struct ispsoftc *, int, int)); 83 static int isp_fclink_test __P((struct ispsoftc *, int)); 84 static int isp_same_lportdb __P((struct lportdb *, struct lportdb *)); 85 static int isp_pdb_sync __P((struct ispsoftc *, int)); 86 #ifdef ISP2100_FABRIC 87 static int isp_scan_fabric __P((struct ispsoftc *)); 88 #endif 89 static void isp_fw_state __P((struct ispsoftc *)); 90 static void isp_dumpregs __P((struct ispsoftc *, const char *)); 91 static void isp_mboxcmd __P((struct ispsoftc *, mbreg_t *)); 92 93 static void isp_update __P((struct ispsoftc *)); 94 static void isp_update_bus __P((struct ispsoftc *, int)); 95 static void isp_setdfltparm __P((struct ispsoftc *, int)); 96 static int isp_read_nvram __P((struct ispsoftc *)); 97 static void isp_rdnvram_word __P((struct ispsoftc *, int, u_int16_t *)); 98 static void isp_parse_nvram_1020 __P((struct ispsoftc *, u_int8_t *)); 99 static void isp_parse_nvram_1080 __P((struct ispsoftc *, int, u_int8_t *)); 100 static void isp_parse_nvram_12160 __P((struct ispsoftc *, int, u_int8_t *)); 101 static void isp_parse_nvram_2100 __P((struct ispsoftc *, u_int8_t *)); 102 103 104 /* 105 * Reset Hardware. 106 * 107 * Hit the chip over the head, download new f/w if available and set it running. 108 * 109 * Locking done elsewhere. 110 */ 111 void 112 isp_reset(isp) 113 struct ispsoftc *isp; 114 { 115 mbreg_t mbs; 116 int loops, i, dodnld = 1; 117 char *revname; 118 119 isp->isp_state = ISP_NILSTATE; 120 121 /* 122 * Basic types (SCSI, FibreChannel and PCI or SBus) 123 * have been set in the MD code. We figure out more 124 * here. 125 */ 126 isp->isp_dblev = DFLT_DBLEVEL; 127 128 /* 129 * After we've fired this chip up, zero out the conf1 register 130 * for SCSI adapters and other settings for the 2100. 131 */ 132 133 /* 134 * Get the current running firmware revision out of the 135 * chip before we hit it over the head (if this is our 136 * first time through). Note that we store this as the 137 * 'ROM' firmware revision- which it may not be. In any 138 * case, we don't really use this yet, but we may in 139 * the future. 140 */ 141 if (isp->isp_touched == 0) { 142 /* 143 * Just in case it was paused... 144 */ 145 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 146 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 147 isp_mboxcmd(isp, &mbs); 148 /* 149 * If this fails, it probably means we're running 150 * an old prom, if anything at all... 151 */ 152 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 153 isp->isp_romfw_rev[0] = mbs.param[1]; 154 isp->isp_romfw_rev[1] = mbs.param[2]; 155 isp->isp_romfw_rev[2] = mbs.param[3]; 156 } 157 isp->isp_touched = 1; 158 } 159 160 DISABLE_INTS(isp); 161 162 /* 163 * Put the board into PAUSE mode (so we can read the SXP registers). 164 */ 165 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 166 167 if (IS_FC(isp)) { 168 revname = "2X00"; 169 switch (isp->isp_type) { 170 case ISP_HA_FC_2100: 171 revname[1] = '1'; 172 break; 173 case ISP_HA_FC_2200: 174 revname[1] = '2'; 175 break; 176 default: 177 break; 178 } 179 } else if (IS_1240(isp)) { 180 sdparam *sdp = isp->isp_param; 181 revname = "1240"; 182 isp->isp_clock = 60; 183 sdp->isp_ultramode = 1; 184 sdp++; 185 sdp->isp_ultramode = 1; 186 /* 187 * XXX: Should probably do some bus sensing. 188 */ 189 } else if (IS_ULTRA2(isp)) { 190 static char *m = "%s: bus %d is in %s Mode\n"; 191 u_int16_t l; 192 sdparam *sdp = isp->isp_param; 193 194 isp->isp_clock = 100; 195 196 if (IS_1280(isp)) 197 revname = "1280"; 198 else if (IS_1080(isp)) 199 revname = "1080"; 200 else if (IS_12160(isp)) 201 revname = "12160"; 202 else 203 revname = "<UNKLVD>"; 204 205 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK; 206 switch (l) { 207 case ISP1080_LVD_MODE: 208 sdp->isp_lvdmode = 1; 209 CFGPRINTF(m, isp->isp_name, 0, "LVD"); 210 break; 211 case ISP1080_HVD_MODE: 212 sdp->isp_diffmode = 1; 213 CFGPRINTF(m, isp->isp_name, 0, "Differential"); 214 break; 215 case ISP1080_SE_MODE: 216 sdp->isp_ultramode = 1; 217 CFGPRINTF(m, isp->isp_name, 0, "Single-Ended"); 218 break; 219 default: 220 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n", 221 isp->isp_name, 0, l); 222 break; 223 } 224 225 if (IS_DUALBUS(isp)) { 226 sdp++; 227 l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT); 228 l &= ISP1080_MODE_MASK; 229 switch(l) { 230 case ISP1080_LVD_MODE: 231 sdp->isp_lvdmode = 1; 232 CFGPRINTF(m, isp->isp_name, 1, "LVD"); 233 break; 234 case ISP1080_HVD_MODE: 235 sdp->isp_diffmode = 1; 236 CFGPRINTF(m, isp->isp_name, 1, "Differential"); 237 break; 238 case ISP1080_SE_MODE: 239 sdp->isp_ultramode = 1; 240 CFGPRINTF(m, isp->isp_name, 1, "Single-Ended"); 241 break; 242 default: 243 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n", 244 isp->isp_name, 1, l); 245 break; 246 } 247 } 248 } else { 249 sdparam *sdp = isp->isp_param; 250 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK; 251 switch (i) { 252 default: 253 PRINTF("%s: unknown chip rev. 0x%x- assuming a 1020\n", 254 isp->isp_name, i); 255 /* FALLTHROUGH */ 256 case 1: 257 revname = "1020"; 258 isp->isp_type = ISP_HA_SCSI_1020; 259 isp->isp_clock = 40; 260 break; 261 case 2: 262 /* 263 * Some 1020A chips are Ultra Capable, but don't 264 * run the clock rate up for that unless told to 265 * do so by the Ultra Capable bits being set. 266 */ 267 revname = "1020A"; 268 isp->isp_type = ISP_HA_SCSI_1020A; 269 isp->isp_clock = 40; 270 break; 271 case 3: 272 revname = "1040"; 273 isp->isp_type = ISP_HA_SCSI_1040; 274 isp->isp_clock = 60; 275 break; 276 case 4: 277 revname = "1040A"; 278 isp->isp_type = ISP_HA_SCSI_1040A; 279 isp->isp_clock = 60; 280 break; 281 case 5: 282 revname = "1040B"; 283 isp->isp_type = ISP_HA_SCSI_1040B; 284 isp->isp_clock = 60; 285 break; 286 case 6: 287 revname = "1040C"; 288 isp->isp_type = ISP_HA_SCSI_1040C; 289 isp->isp_clock = 60; 290 break; 291 } 292 /* 293 * Now, while we're at it, gather info about ultra 294 * and/or differential mode. 295 */ 296 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) { 297 CFGPRINTF("%s: Differential Mode\n", isp->isp_name); 298 sdp->isp_diffmode = 1; 299 } else { 300 sdp->isp_diffmode = 0; 301 } 302 i = ISP_READ(isp, RISC_PSR); 303 if (isp->isp_bustype == ISP_BT_SBUS) { 304 i &= RISC_PSR_SBUS_ULTRA; 305 } else { 306 i &= RISC_PSR_PCI_ULTRA; 307 } 308 if (i != 0) { 309 CFGPRINTF("%s: Ultra Mode Capable\n", isp->isp_name); 310 sdp->isp_ultramode = 1; 311 /* 312 * If we're in Ultra Mode, we have to be 60Mhz clock- 313 * even for the SBus version. 314 */ 315 isp->isp_clock = 60; 316 } else { 317 sdp->isp_ultramode = 0; 318 /* 319 * Clock is known. Gronk. 320 */ 321 } 322 323 /* 324 * Machine dependent clock (if set) overrides 325 * our generic determinations. 326 */ 327 if (isp->isp_mdvec->dv_clock) { 328 if (isp->isp_mdvec->dv_clock < isp->isp_clock) { 329 isp->isp_clock = isp->isp_mdvec->dv_clock; 330 } 331 } 332 333 } 334 335 /* 336 * Do MD specific pre initialization 337 */ 338 ISP_RESET0(isp); 339 340 again: 341 342 /* 343 * Hit the chip over the head with hammer, 344 * and give the ISP a chance to recover. 345 */ 346 347 if (IS_SCSI(isp)) { 348 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET); 349 /* 350 * A slight delay... 351 */ 352 SYS_DELAY(100); 353 354 #if 0 355 PRINTF("%s: mbox0-5: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 356 isp->isp_name, ISP_READ(isp, OUTMAILBOX0), 357 ISP_READ(isp, OUTMAILBOX1), ISP_READ(isp, OUTMAILBOX2), 358 ISP_READ(isp, OUTMAILBOX3), ISP_READ(isp, OUTMAILBOX4), 359 ISP_READ(isp, OUTMAILBOX5)); 360 #endif 361 362 /* 363 * Clear data && control DMA engines. 364 */ 365 ISP_WRITE(isp, CDMA_CONTROL, 366 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 367 ISP_WRITE(isp, DDMA_CONTROL, 368 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 369 370 371 } else { 372 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET); 373 /* 374 * A slight delay... 375 */ 376 SYS_DELAY(100); 377 378 /* 379 * Clear data && control DMA engines. 380 */ 381 ISP_WRITE(isp, CDMA2100_CONTROL, 382 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 383 ISP_WRITE(isp, TDMA2100_CONTROL, 384 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 385 ISP_WRITE(isp, RDMA2100_CONTROL, 386 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 387 } 388 389 /* 390 * Wait for ISP to be ready to go... 391 */ 392 loops = MBOX_DELAY_COUNT; 393 for (;;) { 394 if (IS_SCSI(isp)) { 395 if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) 396 break; 397 } else { 398 if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET)) 399 break; 400 } 401 SYS_DELAY(100); 402 if (--loops < 0) { 403 isp_dumpregs(isp, "chip reset timed out"); 404 return; 405 } 406 } 407 408 /* 409 * After we've fired this chip up, zero out the conf1 register 410 * for SCSI adapters and other settings for the 2100. 411 */ 412 413 if (IS_SCSI(isp)) { 414 ISP_WRITE(isp, BIU_CONF1, 0); 415 } else { 416 ISP_WRITE(isp, BIU2100_CSR, 0); 417 } 418 419 /* 420 * Reset RISC Processor 421 */ 422 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 423 SYS_DELAY(100); 424 425 /* 426 * Establish some initial burst rate stuff. 427 * (only for the 1XX0 boards). This really should 428 * be done later after fetching from NVRAM. 429 */ 430 if (IS_SCSI(isp)) { 431 u_int16_t tmp = isp->isp_mdvec->dv_conf1; 432 /* 433 * Busted FIFO. Turn off all but burst enables. 434 */ 435 if (isp->isp_type == ISP_HA_SCSI_1040A) { 436 tmp &= BIU_BURST_ENABLE; 437 } 438 ISP_SETBITS(isp, BIU_CONF1, tmp); 439 if (tmp & BIU_BURST_ENABLE) { 440 ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST); 441 ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST); 442 } 443 #ifdef PTI_CARDS 444 if (((sdparam *) isp->isp_param)->isp_ultramode) { 445 while (ISP_READ(isp, RISC_MTR) != 0x1313) { 446 ISP_WRITE(isp, RISC_MTR, 0x1313); 447 ISP_WRITE(isp, HCCR, HCCR_CMD_STEP); 448 } 449 } else { 450 ISP_WRITE(isp, RISC_MTR, 0x1212); 451 } 452 /* 453 * PTI specific register 454 */ 455 ISP_WRITE(isp, RISC_EMB, DUAL_BANK) 456 #else 457 ISP_WRITE(isp, RISC_MTR, 0x1212); 458 #endif 459 } else { 460 ISP_WRITE(isp, RISC_MTR2100, 0x1212); 461 } 462 463 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */ 464 465 /* 466 * Do MD specific post initialization 467 */ 468 ISP_RESET1(isp); 469 470 /* 471 * Wait for everything to finish firing up... 472 */ 473 loops = MBOX_DELAY_COUNT; 474 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) { 475 SYS_DELAY(100); 476 if (--loops < 0) { 477 PRINTF("%s: MBOX_BUSY never cleared on reset\n", 478 isp->isp_name); 479 return; 480 } 481 } 482 483 /* 484 * Up until this point we've done everything by just reading or 485 * setting registers. From this point on we rely on at least *some* 486 * kind of firmware running in the card. 487 */ 488 489 /* 490 * Do some sanity checking. 491 */ 492 mbs.param[0] = MBOX_NO_OP; 493 isp_mboxcmd(isp, &mbs); 494 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 495 isp_dumpregs(isp, "NOP test failed"); 496 return; 497 } 498 499 if (IS_SCSI(isp)) { 500 mbs.param[0] = MBOX_MAILBOX_REG_TEST; 501 mbs.param[1] = 0xdead; 502 mbs.param[2] = 0xbeef; 503 mbs.param[3] = 0xffff; 504 mbs.param[4] = 0x1111; 505 mbs.param[5] = 0xa5a5; 506 isp_mboxcmd(isp, &mbs); 507 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 508 isp_dumpregs(isp, 509 "Mailbox Register test didn't complete"); 510 return; 511 } 512 if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef || 513 mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 || 514 mbs.param[5] != 0xa5a5) { 515 isp_dumpregs(isp, "Register Test Failed"); 516 return; 517 } 518 519 } 520 521 /* 522 * Download new Firmware, unless requested not to do so. 523 * This is made slightly trickier in some cases where the 524 * firmware of the ROM revision is newer than the revision 525 * compiled into the driver. So, where we used to compare 526 * versions of our f/w and the ROM f/w, now we just see 527 * whether we have f/w at all and whether a config flag 528 * has disabled our download. 529 */ 530 if ((isp->isp_mdvec->dv_ispfw == NULL) || 531 (isp->isp_confopts & ISP_CFG_NORELOAD)) { 532 dodnld = 0; 533 } 534 535 if (dodnld) { 536 u_int16_t fwlen = isp->isp_mdvec->dv_fwlen; 537 if (fwlen == 0) 538 fwlen = isp->isp_mdvec->dv_ispfw[3]; /* usually here */ 539 for (i = 0; i < fwlen; i++) { 540 mbs.param[0] = MBOX_WRITE_RAM_WORD; 541 mbs.param[1] = isp->isp_mdvec->dv_codeorg + i; 542 mbs.param[2] = isp->isp_mdvec->dv_ispfw[i]; 543 isp_mboxcmd(isp, &mbs); 544 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 545 PRINTF("%s: F/W download failed at word %d\n", 546 isp->isp_name, i); 547 dodnld = 0; 548 goto again; 549 } 550 } 551 552 /* 553 * Verify that it downloaded correctly. 554 */ 555 mbs.param[0] = MBOX_VERIFY_CHECKSUM; 556 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 557 isp_mboxcmd(isp, &mbs); 558 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 559 isp_dumpregs(isp, "ram checksum failure"); 560 return; 561 } 562 } else { 563 IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name)); 564 } 565 566 /* 567 * Now start it rolling. 568 * 569 * If we didn't actually download f/w, 570 * we still need to (re)start it. 571 */ 572 573 mbs.param[0] = MBOX_EXEC_FIRMWARE; 574 if (isp->isp_mdvec->dv_codeorg) 575 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 576 else 577 mbs.param[1] = 0x1000; 578 isp_mboxcmd(isp, &mbs); 579 580 if (IS_SCSI(isp)) { 581 /* 582 * Set CLOCK RATE, but only if asked to. 583 */ 584 if (isp->isp_clock) { 585 mbs.param[0] = MBOX_SET_CLOCK_RATE; 586 mbs.param[1] = isp->isp_clock; 587 isp_mboxcmd(isp, &mbs); 588 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 589 PRINTF("failed to set clockrate (0x%x)\n", 590 mbs.param[0]); 591 /* but continue */ 592 } 593 } 594 } 595 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 596 isp_mboxcmd(isp, &mbs); 597 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 598 PRINTF("could not get f/w started (0x%x)\n", mbs.param[0]); 599 return; 600 } 601 CFGPRINTF("%s: Board Revision %s, %s F/W Revision %d.%d.%d\n", 602 isp->isp_name, revname, dodnld? "loaded" : "resident", 603 mbs.param[1], mbs.param[2], mbs.param[3]); 604 if (IS_FC(isp)) { 605 if (ISP_READ(isp, BIU2100_CSR) & BIU2100_PCI64) { 606 CFGPRINTF("%s: in 64-Bit PCI slot\n", isp->isp_name); 607 } 608 } 609 610 isp->isp_fwrev[0] = mbs.param[1]; 611 isp->isp_fwrev[1] = mbs.param[2]; 612 isp->isp_fwrev[2] = mbs.param[3]; 613 if (isp->isp_romfw_rev[0] || isp->isp_romfw_rev[1] || 614 isp->isp_romfw_rev[2]) { 615 CFGPRINTF("%s: Last F/W revision was %d.%d.%d\n", isp->isp_name, 616 isp->isp_romfw_rev[0], isp->isp_romfw_rev[1], 617 isp->isp_romfw_rev[2]); 618 } 619 620 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 621 isp_mboxcmd(isp, &mbs); 622 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 623 PRINTF("%s: could not GET FIRMWARE STATUS\n", isp->isp_name); 624 return; 625 } 626 isp->isp_maxcmds = mbs.param[2]; 627 CFGPRINTF("%s: %d max I/O commands supported\n", 628 isp->isp_name, mbs.param[2]); 629 isp_fw_state(isp); 630 631 /* 632 * Set up DMA for the request and result mailboxes. 633 */ 634 if (ISP_MBOXDMASETUP(isp) != 0) { 635 PRINTF("%s: can't setup dma mailboxes\n", isp->isp_name); 636 return; 637 } 638 isp->isp_state = ISP_RESETSTATE; 639 } 640 641 /* 642 * Initialize Parameters of Hardware to a known state. 643 * 644 * Locks are held before coming here. 645 */ 646 647 void 648 isp_init(isp) 649 struct ispsoftc *isp; 650 { 651 /* 652 * Must do this first to get defaults established. 653 */ 654 isp_setdfltparm(isp, 0); 655 if (IS_DUALBUS(isp)) { 656 isp_setdfltparm(isp, 1); 657 } 658 659 if (IS_FC(isp)) { 660 isp_fibre_init(isp); 661 } else { 662 isp_scsi_init(isp); 663 } 664 } 665 666 static void 667 isp_scsi_init(isp) 668 struct ispsoftc *isp; 669 { 670 sdparam *sdp_chan0, *sdp_chan1; 671 mbreg_t mbs; 672 673 sdp_chan0 = isp->isp_param; 674 sdp_chan1 = sdp_chan0; 675 if (IS_DUALBUS(isp)) { 676 sdp_chan1++; 677 } 678 679 /* First do overall per-card settings. */ 680 681 /* 682 * If we have fast memory timing enabled, turn it on. 683 */ 684 if (isp->isp_fast_mttr) { 685 ISP_WRITE(isp, RISC_MTR, 0x1313); 686 } 687 688 /* 689 * Set Retry Delay and Count. 690 * You set both channels at the same time. 691 */ 692 mbs.param[0] = MBOX_SET_RETRY_COUNT; 693 mbs.param[1] = sdp_chan0->isp_retry_count; 694 mbs.param[2] = sdp_chan0->isp_retry_delay; 695 mbs.param[6] = sdp_chan1->isp_retry_count; 696 mbs.param[7] = sdp_chan1->isp_retry_delay; 697 698 isp_mboxcmd(isp, &mbs); 699 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 700 PRINTF("%s: failed to set retry count and retry delay\n", 701 isp->isp_name); 702 return; 703 } 704 705 /* 706 * Set ASYNC DATA SETUP time. This is very important. 707 */ 708 mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME; 709 mbs.param[1] = sdp_chan0->isp_async_data_setup; 710 mbs.param[2] = sdp_chan1->isp_async_data_setup; 711 isp_mboxcmd(isp, &mbs); 712 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 713 PRINTF("%s: failed to set asynchronous data setup time\n", 714 isp->isp_name); 715 return; 716 } 717 718 /* 719 * Set ACTIVE Negation State. 720 */ 721 mbs.param[0] = MBOX_SET_ACT_NEG_STATE; 722 mbs.param[1] = 723 (sdp_chan0->isp_req_ack_active_neg << 4) | 724 (sdp_chan0->isp_data_line_active_neg << 5); 725 mbs.param[2] = 726 (sdp_chan1->isp_req_ack_active_neg << 4) | 727 (sdp_chan1->isp_data_line_active_neg << 5); 728 729 isp_mboxcmd(isp, &mbs); 730 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 731 PRINTF("%s: failed to set active negation state " 732 "(%d,%d),(%d,%d)\n", isp->isp_name, 733 sdp_chan0->isp_req_ack_active_neg, 734 sdp_chan0->isp_data_line_active_neg, 735 sdp_chan1->isp_req_ack_active_neg, 736 sdp_chan1->isp_data_line_active_neg); 737 /* 738 * But don't return. 739 */ 740 } 741 742 /* 743 * Set the Tag Aging limit 744 */ 745 mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT; 746 mbs.param[1] = sdp_chan0->isp_tag_aging; 747 mbs.param[2] = sdp_chan1->isp_tag_aging; 748 isp_mboxcmd(isp, &mbs); 749 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 750 PRINTF("%s: failed to set tag age limit (%d,%d)\n", 751 isp->isp_name, sdp_chan0->isp_tag_aging, 752 sdp_chan1->isp_tag_aging); 753 return; 754 } 755 756 /* 757 * Set selection timeout. 758 */ 759 mbs.param[0] = MBOX_SET_SELECT_TIMEOUT; 760 mbs.param[1] = sdp_chan0->isp_selection_timeout; 761 mbs.param[2] = sdp_chan1->isp_selection_timeout; 762 isp_mboxcmd(isp, &mbs); 763 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 764 PRINTF("%s: failed to set selection timeout\n", isp->isp_name); 765 return; 766 } 767 768 /* now do per-channel settings */ 769 isp_scsi_channel_init(isp, 0); 770 if (IS_DUALBUS(isp)) 771 isp_scsi_channel_init(isp, 1); 772 773 /* 774 * Now enable request/response queues 775 */ 776 777 mbs.param[0] = MBOX_INIT_RES_QUEUE; 778 mbs.param[1] = RESULT_QUEUE_LEN; 779 mbs.param[2] = DMA_MSW(isp->isp_result_dma); 780 mbs.param[3] = DMA_LSW(isp->isp_result_dma); 781 mbs.param[4] = 0; 782 mbs.param[5] = 0; 783 isp_mboxcmd(isp, &mbs); 784 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 785 PRINTF("%s: set of response queue failed\n", isp->isp_name); 786 return; 787 } 788 isp->isp_residx = 0; 789 790 mbs.param[0] = MBOX_INIT_REQ_QUEUE; 791 mbs.param[1] = RQUEST_QUEUE_LEN; 792 mbs.param[2] = DMA_MSW(isp->isp_rquest_dma); 793 mbs.param[3] = DMA_LSW(isp->isp_rquest_dma); 794 mbs.param[4] = 0; 795 mbs.param[5] = 0; 796 isp_mboxcmd(isp, &mbs); 797 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 798 PRINTF("%s: set of request queue failed\n", isp->isp_name); 799 return; 800 } 801 isp->isp_reqidx = isp->isp_reqodx = 0; 802 803 /* 804 * Turn on Fast Posting, LVD transitions 805 * 806 * Ultra2 F/W always has had fast posting (and LVD transitions) 807 * 808 * Ultra and older (i.e., SBus) cards may not. It's just safer 809 * to assume not for them. 810 */ 811 812 mbs.param[0] = MBOX_SET_FW_FEATURES; 813 mbs.param[1] = 0; 814 if (IS_ULTRA2(isp)) 815 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY; 816 if (IS_ULTRA2(isp) || IS_1240(isp)) 817 mbs.param[1] |= FW_FEATURE_FAST_POST; 818 if (mbs.param[1] != 0) { 819 u_int16_t sfeat = mbs.param[1]; 820 isp_mboxcmd(isp, &mbs); 821 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 822 PRINTF("%s: cannot enable FW features (0x%x)\n", 823 isp->isp_name, sfeat); 824 } else { 825 CFGPRINTF("%s: enabled FW features (0x%x)\n", 826 isp->isp_name, sfeat); 827 } 828 } 829 830 /* 831 * Let the outer layers decide whether to issue a SCSI bus reset. 832 */ 833 isp->isp_state = ISP_INITSTATE; 834 } 835 836 static void 837 isp_scsi_channel_init(isp, channel) 838 struct ispsoftc *isp; 839 int channel; 840 { 841 sdparam *sdp; 842 mbreg_t mbs; 843 int tgt; 844 845 sdp = isp->isp_param; 846 sdp += channel; 847 848 /* 849 * Set (possibly new) Initiator ID. 850 */ 851 mbs.param[0] = MBOX_SET_INIT_SCSI_ID; 852 mbs.param[1] = (channel << 7) | sdp->isp_initiator_id; 853 isp_mboxcmd(isp, &mbs); 854 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 855 PRINTF("%s: cannot set initiator id on bus %d to %d\n", 856 isp->isp_name, channel, sdp->isp_initiator_id); 857 return; 858 } 859 860 /* 861 * Set current per-target parameters to a safe minimum. 862 */ 863 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 864 int maxlun, lun; 865 u_int16_t sdf; 866 867 if (sdp->isp_devparam[tgt].dev_enable == 0) { 868 IDPRINTF(1, ("%s: skipping target %d bus %d settings\n", 869 isp->isp_name, tgt, channel)); 870 continue; 871 } 872 873 /* 874 * If we're in LVD mode, then we pretty much should 875 * only disable tagged queuing. 876 */ 877 if (IS_ULTRA2(isp) && sdp->isp_lvdmode) { 878 sdf = DPARM_DEFAULT & ~DPARM_TQING; 879 } else { 880 int rvf = ISP_FW_REVX(isp->isp_fwrev); 881 sdf = DPARM_SAFE_DFLT; 882 883 /* 884 * It is not quite clear when this changed over so that 885 * we could force narrow and async, so assume >= 7.55 886 * for i/t F/W and = 4.55 for initiator f/w. 887 */ 888 if ((ISP_FW_REV(4, 55, 0) <= rvf && 889 (ISP_FW_REV(5, 0, 0) > rvf)) || 890 (ISP_FW_REV(7, 55, 0) <= rvf)) { 891 sdf |= DPARM_NARROW | DPARM_ASYNC; 892 } 893 } 894 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 895 mbs.param[1] = (tgt << 8) | (channel << 15); 896 mbs.param[2] = sdf; 897 mbs.param[3] = 898 (sdp->isp_devparam[tgt].sync_offset << 8) | 899 (sdp->isp_devparam[tgt].sync_period); 900 isp_mboxcmd(isp, &mbs); 901 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 902 sdf = DPARM_SAFE_DFLT; 903 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 904 mbs.param[1] = (tgt << 8) | (channel << 15); 905 mbs.param[2] = sdf; 906 mbs.param[3] = 907 (sdp->isp_devparam[tgt].sync_offset << 8) | 908 (sdp->isp_devparam[tgt].sync_period); 909 isp_mboxcmd(isp, &mbs); 910 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 911 PRINTF("%s: failed even to set defaults for " 912 "target %d\n", isp->isp_name, tgt); 913 continue; 914 } 915 } 916 917 #if 0 918 /* 919 * We don't update dev_flags with what we've set 920 * because that's not the ultimate goal setting. 921 * If we succeed with the command, we *do* update 922 * cur_dflags by getting target parameters. 923 */ 924 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 925 mbs.param[1] = (tgt << 8) | (channel << 15); 926 isp_mboxcmd(isp, &mbs); 927 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 928 /* 929 * Urrr.... We'll set cur_dflags to DPARM_SAFE_DFLT so 930 * we don't try and do tags if tags aren't enabled. 931 */ 932 sdp->isp_devparam[tgt].cur_dflags = DPARM_SAFE_DFLT; 933 } else { 934 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 935 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 936 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 937 } 938 IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n", 939 isp->isp_name, sdf, mbs.param[2], tgt)); 940 941 #else 942 /* 943 * We don't update any information because we need to run 944 * at least one command per target to cause a new state 945 * to be latched. 946 */ 947 #endif 948 /* 949 * Ensure that we don't believe tagged queuing is enabled yet. 950 * It turns out that sometimes the ISP just ignores our 951 * attempts to set parameters for devices that it hasn't 952 * seen yet. 953 */ 954 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 955 if ((ISP_FW_REV(4, 55, 0) <= ISP_FW_REVX(isp->isp_fwrev) && 956 (ISP_FW_REV(5, 0, 0) > ISP_FW_REVX(isp->isp_fwrev))) || 957 (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0))) 958 maxlun = 32; 959 else 960 maxlun = 8; 961 for (lun = 0; lun < maxlun; lun++) { 962 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS; 963 mbs.param[1] = (channel << 15) | (tgt << 8) | lun; 964 mbs.param[2] = sdp->isp_max_queue_depth; 965 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle; 966 isp_mboxcmd(isp, &mbs); 967 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 968 PRINTF("%s: failed to set device queue " 969 "parameters for target %d, lun %d\n", 970 isp->isp_name, tgt, lun); 971 break; 972 } 973 } 974 } 975 } 976 977 /* 978 * Fibre Channel specific initialization. 979 * 980 * Locks are held before coming here. 981 */ 982 static void 983 isp_fibre_init(isp) 984 struct ispsoftc *isp; 985 { 986 fcparam *fcp; 987 isp_icb_t *icbp; 988 mbreg_t mbs; 989 int loopid; 990 991 fcp = isp->isp_param; 992 993 /* 994 * For systems that don't have BIOS methods for which 995 * we can easily change the NVRAM based loopid, we'll 996 * override that here. Note that when we initialize 997 * the firmware we may get back a different loopid than 998 * we asked for anyway. XXX This is probably not the 999 * best way to figure this out XXX 1000 */ 1001 #ifndef __i386__ 1002 loopid = DEFAULT_LOOPID(isp); 1003 #else 1004 loopid = fcp->isp_loopid; 1005 #endif 1006 1007 icbp = (isp_icb_t *) fcp->isp_scratch; 1008 MEMZERO(icbp, sizeof (*icbp)); 1009 1010 icbp->icb_version = ICB_VERSION1; 1011 #ifdef ISP_TARGET_MODE 1012 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE; 1013 #else 1014 fcp->isp_fwoptions = 0; 1015 #endif 1016 fcp->isp_fwoptions |= ICBOPT_FAIRNESS; 1017 /* 1018 * If this is a 2100 < revision 5, we have to turn off FAIRNESS. 1019 */ 1020 if ((isp->isp_type == ISP_HA_FC_2100) && isp->isp_revision < 5) { 1021 fcp->isp_fwoptions &= ~ICBOPT_FAIRNESS; 1022 } 1023 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE; 1024 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS; 1025 /* 1026 * We have to use FULL LOGIN even though it resets the loop too much 1027 * because otherwise port database entries don't get updated after 1028 * a LIP- this is a known f/w bug. 1029 */ 1030 if (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(1, 17, 0)) { 1031 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN; 1032 } 1033 #ifndef ISP_NO_FASTPOST_FC 1034 fcp->isp_fwoptions |= ICBOPT_FAST_POST; 1035 #endif 1036 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) 1037 fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX; 1038 1039 /* 1040 * We don't set ICBOPT_PORTNAME because we want our 1041 * Node Name && Port Names to be distinct. 1042 */ 1043 1044 icbp->icb_fwoptions = fcp->isp_fwoptions; 1045 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen; 1046 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || 1047 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) { 1048 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n", 1049 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN); 1050 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN; 1051 } 1052 icbp->icb_maxalloc = fcp->isp_maxalloc; 1053 if (icbp->icb_maxalloc < 1) { 1054 PRINTF("%s: bad maximum allocation (%d)- using 16\n", 1055 isp->isp_name, fcp->isp_maxalloc); 1056 icbp->icb_maxalloc = 16; 1057 } 1058 icbp->icb_execthrottle = fcp->isp_execthrottle; 1059 if (icbp->icb_execthrottle < 1) { 1060 PRINTF("%s: bad execution throttle of %d- using 16\n", 1061 isp->isp_name, fcp->isp_execthrottle); 1062 icbp->icb_execthrottle = ICB_DFLT_THROTTLE; 1063 } 1064 icbp->icb_retry_delay = fcp->isp_retry_delay; 1065 icbp->icb_retry_count = fcp->isp_retry_count; 1066 icbp->icb_hardaddr = loopid; 1067 #ifdef PRET_A_PORTE 1068 if (IS_2200(isp)) { 1069 icbp->icb_fwoptions |= ICBOPT_EXTENDED; 1070 /* 1071 * Prefer or force Point-To-Point instead Loop? 1072 */ 1073 if (isp->isp_confopts & ISP_CFG_NPORT) 1074 icbp->icb_xfwoptions = ICBXOPT_PTP_2_LOOP; 1075 else 1076 icbp->icb_xfwoptions = ICBXOPT_LOOP_2_PTP; 1077 } 1078 #endif 1079 icbp->icb_logintime = 60; /* 60 second login timeout */ 1080 1081 if (fcp->isp_nodewwn) { 1082 u_int64_t pn; 1083 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_nodewwn); 1084 if (fcp->isp_portwwn) { 1085 pn = fcp->isp_portwwn; 1086 } else { 1087 pn = fcp->isp_nodewwn | 1088 (((u_int64_t)(isp->isp_unit+1)) << 56); 1089 } 1090 /* 1091 * If the top nibble is 2, we can construct a port name 1092 * from the node name by setting a nonzero instance in 1093 * bits 56..59. Otherwise, we need to make it identical 1094 * to Node name... 1095 */ 1096 if ((fcp->isp_nodewwn >> 60) == 2) { 1097 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, pn); 1098 } else { 1099 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, 1100 fcp->isp_nodewwn); 1101 } 1102 } else { 1103 fcp->isp_fwoptions &= ~(ICBOPT_USE_PORTNAME|ICBOPT_FULL_LOGIN); 1104 } 1105 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN; 1106 icbp->icb_rsltqlen = RESULT_QUEUE_LEN; 1107 icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_rquest_dma); 1108 icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_rquest_dma); 1109 icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_result_dma); 1110 icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_result_dma); 1111 ISP_SWIZZLE_ICB(isp, icbp); 1112 1113 /* 1114 * Do this *before* initializing the firmware. 1115 */ 1116 isp_mark_getpdb_all(isp); 1117 fcp->isp_fwstate = FW_CONFIG_WAIT; 1118 fcp->isp_loopstate = LOOP_NIL; 1119 1120 MemoryBarrier(); 1121 for (;;) { 1122 mbs.param[0] = MBOX_INIT_FIRMWARE; 1123 mbs.param[1] = 0; 1124 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1125 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1126 mbs.param[4] = 0; 1127 mbs.param[5] = 0; 1128 mbs.param[6] = 0; 1129 mbs.param[7] = 0; 1130 isp_mboxcmd(isp, &mbs); 1131 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1132 PRINTF("%s: INIT FIRMWARE failed (code 0x%x)\n", 1133 isp->isp_name, mbs.param[0]); 1134 if (mbs.param[0] & 0x8000) { 1135 SYS_DELAY(1000); 1136 continue; 1137 } 1138 return; 1139 } 1140 break; 1141 } 1142 1143 isp->isp_reqidx = isp->isp_reqodx = 0; 1144 isp->isp_residx = 0; 1145 isp->isp_sendmarker = 1; 1146 1147 /* 1148 * Whatever happens, we're now committed to being here. 1149 */ 1150 isp->isp_state = ISP_INITSTATE; 1151 } 1152 1153 /* 1154 * Fibre Channel Support- get the port database for the id. 1155 * 1156 * Locks are held before coming here. Return 0 if success, 1157 * else failure. 1158 */ 1159 1160 static void 1161 isp_mark_getpdb_all(isp) 1162 struct ispsoftc *isp; 1163 { 1164 fcparam *fcp = (fcparam *) isp->isp_param; 1165 int i; 1166 for (i = 0; i < MAX_FC_TARG; i++) { 1167 fcp->portdb[i].valid = 0; 1168 } 1169 } 1170 1171 static int 1172 isp_getpdb(isp, id, pdbp) 1173 struct ispsoftc *isp; 1174 int id; 1175 isp_pdb_t *pdbp; 1176 { 1177 fcparam *fcp = (fcparam *) isp->isp_param; 1178 mbreg_t mbs; 1179 1180 mbs.param[0] = MBOX_GET_PORT_DB; 1181 mbs.param[1] = id << 8; 1182 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1183 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1184 /* 1185 * Unneeded. For the 2100, except for initializing f/w, registers 1186 * 4/5 have to not be written to. 1187 * mbs.param[4] = 0; 1188 * mbs.param[5] = 0; 1189 * 1190 */ 1191 mbs.param[6] = 0; 1192 mbs.param[7] = 0; 1193 isp_mboxcmd(isp, &mbs); 1194 switch (mbs.param[0]) { 1195 case MBOX_COMMAND_COMPLETE: 1196 MemoryBarrier(); 1197 ISP_UNSWIZZLE_AND_COPY_PDBP(isp, pdbp, fcp->isp_scratch); 1198 break; 1199 case MBOX_HOST_INTERFACE_ERROR: 1200 PRINTF("%s: DMA error getting port database\n", isp->isp_name); 1201 return (-1); 1202 case MBOX_COMMAND_PARAM_ERROR: 1203 /* Not Logged In */ 1204 IDPRINTF(3, ("%s: Param Error on Get Port Database for id %d\n", 1205 isp->isp_name, id)); 1206 return (-1); 1207 default: 1208 PRINTF("%s: error 0x%x getting port database for ID %d\n", 1209 isp->isp_name, mbs.param[0], id); 1210 return (-1); 1211 } 1212 return (0); 1213 } 1214 1215 static u_int64_t 1216 isp_get_portname(isp, loopid, nodename) 1217 struct ispsoftc *isp; 1218 int loopid; 1219 int nodename; 1220 { 1221 u_int64_t wwn = 0; 1222 mbreg_t mbs; 1223 1224 mbs.param[0] = MBOX_GET_PORT_NAME; 1225 mbs.param[1] = loopid << 8; 1226 if (nodename) 1227 mbs.param[1] |= 1; 1228 isp_mboxcmd(isp, &mbs); 1229 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 1230 wwn = 1231 (((u_int64_t)(mbs.param[2] & 0xff)) << 56) | 1232 (((u_int64_t)(mbs.param[2] >> 8)) << 48) | 1233 (((u_int64_t)(mbs.param[3] & 0xff)) << 40) | 1234 (((u_int64_t)(mbs.param[3] >> 8)) << 32) | 1235 (((u_int64_t)(mbs.param[6] & 0xff)) << 24) | 1236 (((u_int64_t)(mbs.param[6] >> 8)) << 16) | 1237 (((u_int64_t)(mbs.param[7] & 0xff)) << 8) | 1238 (((u_int64_t)(mbs.param[7] >> 8))); 1239 } 1240 return (wwn); 1241 } 1242 1243 /* 1244 * Make sure we have good FC link and know our Loop ID. 1245 */ 1246 1247 static int 1248 isp_fclink_test(isp, waitdelay) 1249 struct ispsoftc *isp; 1250 int waitdelay; 1251 { 1252 static char *toponames[] = { 1253 "Private Loop", 1254 "FL Port", 1255 "N-Port to N-Port", 1256 "F Port" 1257 }; 1258 mbreg_t mbs; 1259 int count, topo = -1; 1260 u_int8_t lwfs; 1261 fcparam *fcp; 1262 #if defined(ISP2100_FABRIC) 1263 isp_pdb_t pdb; 1264 #endif 1265 fcp = isp->isp_param; 1266 1267 /* 1268 * Wait up to N microseconds for F/W to go to a ready state. 1269 */ 1270 lwfs = FW_CONFIG_WAIT; 1271 for (count = 0; count < waitdelay; count += 100) { 1272 isp_fw_state(isp); 1273 if (lwfs != fcp->isp_fwstate) { 1274 PRINTF("%s: Firmware State %s -> %s\n", 1275 isp->isp_name, isp2100_fw_statename((int)lwfs), 1276 isp2100_fw_statename((int)fcp->isp_fwstate)); 1277 lwfs = fcp->isp_fwstate; 1278 } 1279 if (fcp->isp_fwstate == FW_READY) { 1280 break; 1281 } 1282 SYS_DELAY(100); /* wait 100 microseconds */ 1283 } 1284 1285 /* 1286 * If we haven't gone to 'ready' state, return. 1287 */ 1288 if (fcp->isp_fwstate != FW_READY) { 1289 return (-1); 1290 } 1291 1292 /* 1293 * Get our Loop ID (if possible). We really need to have it. 1294 */ 1295 mbs.param[0] = MBOX_GET_LOOP_ID; 1296 isp_mboxcmd(isp, &mbs); 1297 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1298 PRINTF("%s: GET LOOP ID failed\n", isp->isp_name); 1299 return (-1); 1300 } 1301 fcp->isp_loopid = mbs.param[1]; 1302 if (IS_2200(isp)) { 1303 topo = (int) mbs.param[6]; 1304 if (topo < 0 || topo > 3) 1305 topo = 0; 1306 } else { 1307 topo = 0; 1308 } 1309 1310 /* 1311 * If we're not on a fabric, the low 8 bits will be our AL_PA. 1312 * If we're on a fabric, the low 8 bits will still be our AL_PA. 1313 */ 1314 fcp->isp_alpa = mbs.param[2]; 1315 #if defined(ISP2100_FABRIC) 1316 fcp->isp_onfabric = 0; 1317 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) { 1318 1319 if (IS_2100(isp)) 1320 topo = 1; 1321 1322 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16); 1323 fcp->isp_onfabric = 1; 1324 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State " 1325 "0x%x topology '%s'\n", isp->isp_name, fcp->isp_loopid, 1326 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate, 1327 toponames[topo]); 1328 1329 /* 1330 * Make sure we're logged out of all fabric devices. 1331 */ 1332 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) { 1333 struct lportdb *lp = &fcp->portdb[count]; 1334 if (lp->valid == 0 || lp->fabdev == 0) 1335 continue; 1336 PRINTF("%s: logging out target %d at Loop ID %d " 1337 "(port id 0x%x)\n", isp->isp_name, count, 1338 lp->loopid, lp->portid); 1339 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1340 mbs.param[1] = lp->loopid << 8; 1341 mbs.param[2] = 0; 1342 mbs.param[3] = 0; 1343 isp_mboxcmd(isp, &mbs); 1344 } 1345 } else 1346 #endif 1347 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology '%s'\n", 1348 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate, 1349 toponames[topo]); 1350 return (0); 1351 } 1352 1353 /* 1354 * Compare two local port db entities and return 1 if they're the same, else 0. 1355 */ 1356 1357 static int 1358 isp_same_lportdb(a, b) 1359 struct lportdb *a, *b; 1360 { 1361 /* 1362 * We decide two lports are the same if they have non-zero and 1363 * identical port WWNs and identical loop IDs. 1364 */ 1365 1366 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn || 1367 a->loopid != b->loopid) { 1368 return (0); 1369 } else { 1370 return (1); 1371 } 1372 } 1373 1374 /* 1375 * Synchronize our soft copy of the port database with what the f/w thinks 1376 * (with a view toward possibly for a specific target....) 1377 */ 1378 1379 static int 1380 isp_pdb_sync(isp, target) 1381 struct ispsoftc *isp; 1382 int target; 1383 { 1384 struct lportdb *lp, *tport; 1385 fcparam *fcp = isp->isp_param; 1386 isp_pdb_t pdb; 1387 int loopid, lim; 1388 1389 #ifdef ISP2100_FABRIC 1390 /* 1391 * XXX: If we do this *after* building up our local port database, 1392 * XXX: the commands simply don't work. 1393 */ 1394 /* 1395 * (Re)discover all fabric devices 1396 */ 1397 if (fcp->isp_onfabric) 1398 (void) isp_scan_fabric(isp); 1399 #endif 1400 1401 1402 /* 1403 * Run through the local loop ports and get port database info 1404 * for each loop ID. 1405 * 1406 * There's a somewhat unexplained situation where the f/w passes back 1407 * the wrong database entity- if that happens, just restart (up to 1408 * FL_PORT_ID times). 1409 */ 1410 tport = fcp->tport; 1411 1412 /* 1413 * make sure the temp port database is clean... 1414 */ 1415 MEMZERO((void *) tport, sizeof (tport)); 1416 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) { 1417 lp = &tport[loopid]; 1418 lp->node_wwn = isp_get_portname(isp, loopid, 1); 1419 if (lp->node_wwn == 0) 1420 continue; 1421 lp->port_wwn = isp_get_portname(isp, loopid, 0); 1422 if (lp->port_wwn == 0) { 1423 lp->node_wwn = 0; 1424 continue; 1425 } 1426 1427 /* 1428 * Get an entry.... 1429 */ 1430 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1431 continue; 1432 } 1433 1434 /* 1435 * If the returned database element doesn't match what we 1436 * asked for, restart the process entirely (up to a point...). 1437 */ 1438 if (pdb.pdb_loopid != loopid) { 1439 IDPRINTF(1, ("%s: wankage (%d != %d)\n", 1440 isp->isp_name, pdb.pdb_loopid, loopid)); 1441 loopid = 0; 1442 if (lim++ < FL_PORT_ID) { 1443 continue; 1444 } 1445 PRINTF("%s: giving up on synchronizing the port " 1446 "database\n", isp->isp_name); 1447 return (-1); 1448 } 1449 1450 /* 1451 * Save the pertinent info locally. 1452 */ 1453 lp->node_wwn = 1454 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1455 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1456 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1457 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1458 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1459 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1460 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1461 (((u_int64_t)pdb.pdb_nodename[7])); 1462 lp->port_wwn = 1463 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1464 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1465 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1466 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1467 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1468 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1469 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1470 (((u_int64_t)pdb.pdb_portname[7])); 1471 lp->roles = 1472 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1473 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1474 lp->loopid = pdb.pdb_loopid; 1475 /* 1476 * Do a quick check to see whether this matches the saved port 1477 * database for the same loopid. We do this here to save 1478 * searching later (if possible). Note that this fails over 1479 * time as things shuffle on the loop- we get the current 1480 * loop state (where loop id as an index matches loop id in 1481 * use) and then compare it to our saved database which 1482 * never shifts. 1483 */ 1484 if (target >= 0 && isp_same_lportdb(lp, &fcp->portdb[target])) { 1485 lp->valid = 1; 1486 } 1487 } 1488 1489 /* 1490 * If we get this far, we've settled our differences with the f/w 1491 * and we can say that the loop state is ready. 1492 */ 1493 fcp->isp_loopstate = LOOP_READY; 1494 1495 /* 1496 * Mark all of the permanent local loop database entries as invalid. 1497 */ 1498 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1499 fcp->portdb[loopid].valid = 0; 1500 } 1501 1502 /* 1503 * Now merge our local copy of the port database into our saved copy. 1504 * Notify the outer layers of new devices arriving. 1505 */ 1506 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1507 int i; 1508 1509 /* 1510 * If we don't have a non-zero Port WWN, we're not here. 1511 */ 1512 if (tport[loopid].port_wwn == 0) { 1513 continue; 1514 } 1515 1516 /* 1517 * If we've already marked our tmp copy as valid, 1518 * this means that we've decided that it's the 1519 * same as our saved data base. This didn't include 1520 * the 'valid' marking so we have set that here. 1521 */ 1522 if (tport[loopid].valid) { 1523 fcp->portdb[loopid].valid = 1; 1524 continue; 1525 } 1526 1527 /* 1528 * For the purposes of deciding whether this is the 1529 * 'same' device or not, we only search for an identical 1530 * Port WWN. Node WWNs may or may not be the same as 1531 * the Port WWN, and there may be multiple different 1532 * Port WWNs with the same Node WWN. It would be chaos 1533 * to have multiple identical Port WWNs, so we don't 1534 * allow that. 1535 */ 1536 1537 for (i = 0; i < FL_PORT_ID; i++) { 1538 int j; 1539 if (fcp->portdb[i].port_wwn == 0) 1540 continue; 1541 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn) 1542 continue; 1543 /* 1544 * We found this WWN elsewhere- it's changed 1545 * loopids then. We don't change it's actual 1546 * position in our cached port database- we 1547 * just change the actual loop ID we'd use. 1548 */ 1549 if (fcp->portdb[i].loopid != loopid) { 1550 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) " 1551 "=> Loop 0x%x (Port 0x%x) \n", 1552 isp->isp_name, i, fcp->portdb[i].loopid, 1553 fcp->portdb[i].portid, loopid, 1554 tport[loopid].portid); 1555 } 1556 fcp->portdb[i].portid = tport[loopid].portid; 1557 fcp->portdb[i].loopid = loopid; 1558 fcp->portdb[i].valid = 1; 1559 /* 1560 * XXX: Should we also propagate roles in case they 1561 * XXX: changed? 1562 */ 1563 1564 /* 1565 * Now make sure this Port WWN doesn't exist elsewhere 1566 * in the port database. 1567 */ 1568 for (j = i+1; j < FL_PORT_ID; j++) { 1569 if (fcp->portdb[i].port_wwn != 1570 fcp->portdb[j].port_wwn) { 1571 continue; 1572 } 1573 PRINTF("%s: Target ID %d Duplicates Target ID " 1574 "%d- killing off both\n", 1575 isp->isp_name, j, i); 1576 /* 1577 * Invalidate the 'old' *and* 'new' ones. 1578 * This is really harsh and not quite right, 1579 * but if this happens, we really don't know 1580 * who is what at this point. 1581 */ 1582 fcp->portdb[i].valid = 0; 1583 fcp->portdb[j].valid = 0; 1584 } 1585 break; 1586 } 1587 1588 /* 1589 * If we didn't traverse the entire port database, 1590 * then we found (and remapped) an existing entry. 1591 * No need to notify anyone- go for the next one. 1592 */ 1593 if (i < FL_PORT_ID) { 1594 continue; 1595 } 1596 1597 /* 1598 * We've not found this Port WWN anywhere. It's a new entry. 1599 * See if we can leave it where it is (with target == loopid). 1600 */ 1601 if (fcp->portdb[loopid].port_wwn != 0) { 1602 for (lim = 0; lim < FL_PORT_ID; lim++) { 1603 if (fcp->portdb[lim].port_wwn == 0) 1604 break; 1605 } 1606 /* "Cannot Happen" */ 1607 if (lim == FL_PORT_ID) { 1608 PRINTF("%s: remap overflow?\n", isp->isp_name); 1609 continue; 1610 } 1611 i = lim; 1612 } else { 1613 i = loopid; 1614 } 1615 1616 /* 1617 * NB: The actual loopid we use here is loopid- we may 1618 * in fact be at a completely different index (target). 1619 */ 1620 fcp->portdb[i].loopid = loopid; 1621 fcp->portdb[i].port_wwn = tport[loopid].port_wwn; 1622 fcp->portdb[i].node_wwn = tport[loopid].node_wwn; 1623 fcp->portdb[i].roles = tport[loopid].roles; 1624 fcp->portdb[i].portid = tport[loopid].portid; 1625 fcp->portdb[i].valid = 1; 1626 1627 /* 1628 * Tell the outside world we've arrived. 1629 */ 1630 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i); 1631 } 1632 1633 /* 1634 * Now find all previously used targets that are now invalid and 1635 * notify the outer layers that they're gone. 1636 */ 1637 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) { 1638 if (lp->valid || lp->port_wwn == 0) 1639 continue; 1640 1641 /* 1642 * Tell the outside world we've gone away. 1643 */ 1644 loopid = lp - fcp->portdb; 1645 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1646 MEMZERO((void *) lp, sizeof (*lp)); 1647 } 1648 1649 #ifdef ISP2100_FABRIC 1650 /* 1651 * Now log in any fabric devices 1652 */ 1653 for (lim = FC_SNS_ID+1, lp = &fcp->portdb[FC_SNS_ID+1]; 1654 lp < &fcp->portdb[MAX_FC_TARG]; lp++) { 1655 u_int32_t portid; 1656 mbreg_t mbs; 1657 1658 /* 1659 * Nothing here? 1660 */ 1661 if (lp->port_wwn == 0) 1662 continue; 1663 1664 /* 1665 * Don't try to log into yourself. 1666 */ 1667 if ((portid = lp->portid) == fcp->isp_portid) 1668 continue; 1669 1670 /* 1671 * Force a logout if we were logged in. 1672 */ 1673 if (lp->valid) { 1674 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1675 mbs.param[1] = lp->loopid << 8; 1676 mbs.param[2] = 0; 1677 mbs.param[3] = 0; 1678 isp_mboxcmd(isp, &mbs); 1679 lp->valid = 0; 1680 } 1681 1682 /* 1683 * And log in.... 1684 */ 1685 loopid = lp - fcp->portdb; 1686 lp->loopid = 0; 1687 lim = 0; 1688 do { 1689 mbs.param[0] = MBOX_FABRIC_LOGIN; 1690 mbs.param[1] = loopid << 8; 1691 if (IS_2200(isp)) { 1692 /* only issue a PLOGI if not logged in */ 1693 mbs.param[1] |= 0x1; 1694 } 1695 mbs.param[2] = portid >> 16; 1696 mbs.param[3] = portid & 0xffff; 1697 isp_mboxcmd(isp, &mbs); 1698 switch (mbs.param[0]) { 1699 case MBOX_LOOP_ID_USED: 1700 /* 1701 * Try the next available loop id. 1702 */ 1703 loopid++; 1704 break; 1705 case MBOX_PORT_ID_USED: 1706 /* 1707 * This port is already logged in. 1708 * Snaffle the loop id it's using. 1709 */ 1710 if ((loopid = mbs.param[1]) == 0) { 1711 lim = -1; 1712 } 1713 /* FALLTHROUGH */ 1714 case MBOX_COMMAND_COMPLETE: 1715 lp->loopid = loopid; 1716 lim = 1; 1717 break; 1718 case MBOX_COMMAND_ERROR: 1719 PRINTF("%s: command error in PLOGI (0x%x)\n", 1720 isp->isp_name, mbs.param[1]); 1721 /* FALLTHROUGH */ 1722 case MBOX_ALL_IDS_USED: /* We're outta IDs */ 1723 default: 1724 lim = -1; 1725 break; 1726 } 1727 } while (lim == 0 && loopid < MAX_FC_TARG); 1728 if (lim < 0) 1729 continue; 1730 1731 lp->valid = 1; 1732 lp->fabdev = 1; 1733 if (isp_getpdb(isp, lp->loopid, &pdb) != 0) { 1734 /* 1735 * Be kind... 1736 */ 1737 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1738 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n", 1739 isp->isp_name, lp->portid, lp->loopid); 1740 continue; 1741 } 1742 if (pdb.pdb_loopid != lp->loopid) { 1743 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1744 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n", 1745 isp->isp_name, lp->portid, lp->loopid); 1746 continue; 1747 } 1748 lp->roles = 1749 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1750 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1751 lp->node_wwn = 1752 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1753 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1754 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1755 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1756 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1757 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1758 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1759 (((u_int64_t)pdb.pdb_nodename[7])); 1760 lp->port_wwn = 1761 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1762 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1763 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1764 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1765 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1766 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1767 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1768 (((u_int64_t)pdb.pdb_portname[7])); 1769 /* 1770 * Check to make sure this all makes sense. 1771 */ 1772 if (lp->node_wwn && lp->port_wwn) { 1773 loopid = lp - fcp->portdb; 1774 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1775 continue; 1776 } 1777 lp->fabdev = lp->valid = 0; 1778 PRINTF("%s: Target %d (Loop 0x%x) Port ID 0x%x lost its WWN\n", 1779 isp->isp_name, loopid, lp->loopid, lp->portid); 1780 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1781 mbs.param[1] = lp->loopid << 8; 1782 mbs.param[2] = 0; 1783 mbs.param[3] = 0; 1784 isp_mboxcmd(isp, &mbs); 1785 } 1786 #endif 1787 /* 1788 * If we get here, we've for sure seen not only a valid loop 1789 * but know what is or isn't on it, so mark this for usage 1790 * in ispscsicmd. 1791 */ 1792 fcp->loop_seen_once = 1; 1793 return (0); 1794 } 1795 1796 #ifdef ISP2100_FABRIC 1797 static int 1798 isp_scan_fabric(isp) 1799 struct ispsoftc *isp; 1800 { 1801 fcparam *fcp = isp->isp_param; 1802 u_int32_t portid, first_nz_portid; 1803 sns_screq_t *reqp; 1804 sns_scrsp_t *resp; 1805 mbreg_t mbs; 1806 int hicap; 1807 1808 reqp = (sns_screq_t *) fcp->isp_scratch; 1809 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]); 1810 first_nz_portid = portid = fcp->isp_portid; 1811 1812 for (hicap = 0; hicap < 1024; hicap++) { 1813 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE); 1814 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1; 1815 reqp->snscb_addr[RQRSP_ADDR0015] = 1816 DMA_LSW(fcp->isp_scdma + 0x100); 1817 reqp->snscb_addr[RQRSP_ADDR1631] = 1818 DMA_MSW(fcp->isp_scdma + 0x100); 1819 reqp->snscb_sblen = 6; 1820 reqp->snscb_data[0] = SNS_GAN; 1821 reqp->snscb_data[4] = portid & 0xffff; 1822 reqp->snscb_data[5] = (portid >> 16) & 0xff; 1823 ISP_SWIZZLE_SNS_REQ(isp, reqp); 1824 mbs.param[0] = MBOX_SEND_SNS; 1825 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1; 1826 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1827 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1828 mbs.param[6] = 0; 1829 mbs.param[7] = 0; 1830 MemoryBarrier(); 1831 isp_mboxcmd(isp, &mbs); 1832 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1833 IDPRINTF(1, ("%s: SNS failed (0x%x)\n", isp->isp_name, 1834 mbs.param[0])); 1835 return (-1); 1836 } 1837 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1); 1838 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1839 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1840 (((u_int32_t) resp->snscb_port_id[2])); 1841 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) { 1842 return (-1); 1843 } 1844 if (first_nz_portid == 0 && portid) { 1845 first_nz_portid = portid; 1846 } 1847 if (first_nz_portid == portid) { 1848 return (0); 1849 } 1850 } 1851 /* 1852 * We either have a broken name server or a huge fabric if we get here. 1853 */ 1854 return (0); 1855 } 1856 #endif 1857 /* 1858 * Start a command. Locking is assumed done in the caller. 1859 */ 1860 1861 int32_t 1862 ispscsicmd(xs) 1863 ISP_SCSI_XFER_T *xs; 1864 { 1865 struct ispsoftc *isp; 1866 u_int16_t iptr, optr; 1867 union { 1868 ispreq_t *_reqp; 1869 ispreqt2_t *_t2reqp; 1870 } _u; 1871 #define reqp _u._reqp 1872 #define t2reqp _u._t2reqp 1873 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 1874 int target, i; 1875 1876 XS_INITERR(xs); 1877 isp = XS_ISP(xs); 1878 1879 if (isp->isp_state != ISP_RUNSTATE) { 1880 PRINTF("%s: adapter not ready\n", isp->isp_name); 1881 XS_SETERR(xs, HBA_BOTCH); 1882 return (CMD_COMPLETE); 1883 } 1884 1885 /* 1886 * Check command CDB length, etc.. We really are limited to 16 bytes 1887 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI, 1888 * but probably only if we're running fairly new firmware (we'll 1889 * let the old f/w choke on an extended command queue entry). 1890 */ 1891 1892 if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) { 1893 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n", 1894 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff); 1895 XS_SETERR(xs, HBA_BOTCH); 1896 return (CMD_COMPLETE); 1897 } 1898 1899 /* 1900 * Check to see whether we have good firmware state still or 1901 * need to refresh our port database for this target. 1902 */ 1903 target = XS_TGT(xs); 1904 if (IS_FC(isp)) { 1905 fcparam *fcp = isp->isp_param; 1906 struct lportdb *lp; 1907 #if defined(ISP2100_FABRIC) 1908 if (target >= FL_PORT_ID) { 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, we 1912 * can't have a target less than FC_SNS_ID+1. 1913 */ 1914 if (fcp->isp_onfabric == 0 || target <= FC_SNS_ID) { 1915 XS_SETERR(xs, HBA_SELTIMEOUT); 1916 return (CMD_COMPLETE); 1917 } 1918 } 1919 #endif 1920 /* 1921 * Check for f/w being in ready state. If the f/w 1922 * isn't in ready state, then we don't know our 1923 * loop ID and the f/w hasn't completed logging 1924 * into all targets on the loop. If this is the 1925 * case, then bounce the command. We pretend this is 1926 * a SELECTION TIMEOUT error if we've never gone to 1927 * FW_READY state at all- in this case we may not 1928 * be hooked to a loop at all and we shouldn't hang 1929 * the machine for this. Otherwise, defer this command 1930 * until later. 1931 */ 1932 if (fcp->isp_fwstate != FW_READY) { 1933 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) { 1934 XS_SETERR(xs, HBA_SELTIMEOUT); 1935 if (fcp->loop_seen_once) { 1936 return (CMD_RQLATER); 1937 } else { 1938 return (CMD_COMPLETE); 1939 } 1940 } 1941 } 1942 1943 /* 1944 * If our loop state is such that we haven't yet received 1945 * a "Port Database Changed" notification (after a LIP or 1946 * a Loop Reset or firmware initialization), then defer 1947 * sending commands for a little while, but only if we've 1948 * seen a valid loop at one point (otherwise we can get 1949 * stuck at initialization time). 1950 */ 1951 if (fcp->isp_loopstate < LOOP_PDB_RCVD) { 1952 XS_SETERR(xs, HBA_SELTIMEOUT); 1953 if (fcp->loop_seen_once) { 1954 return (CMD_RQLATER); 1955 } else { 1956 return (CMD_COMPLETE); 1957 } 1958 } 1959 1960 /* 1961 * If our loop state is now such that we've just now 1962 * received a Port Database Change notification, then 1963 * we have to go off and (re)synchronize our port 1964 * database. 1965 */ 1966 if (fcp->isp_loopstate == LOOP_PDB_RCVD) { 1967 if (isp_pdb_sync(isp, target)) { 1968 XS_SETERR(xs, HBA_SELTIMEOUT); 1969 return (CMD_COMPLETE); 1970 } 1971 } 1972 1973 /* 1974 * Now check whether we should even think about pursuing this. 1975 */ 1976 lp = &fcp->portdb[target]; 1977 if (lp->valid == 0) { 1978 XS_SETERR(xs, HBA_SELTIMEOUT); 1979 return (CMD_COMPLETE); 1980 } 1981 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) { 1982 IDPRINTF(3, ("%s: target %d is not a target\n", 1983 isp->isp_name, target)); 1984 XS_SETERR(xs, HBA_SELTIMEOUT); 1985 return (CMD_COMPLETE); 1986 } 1987 /* 1988 * Now turn target into what the actual loop ID is. 1989 */ 1990 target = lp->loopid; 1991 } 1992 1993 /* 1994 * Next check to see if any HBA or Device 1995 * parameters need to be updated. 1996 */ 1997 if (isp->isp_update != 0) { 1998 isp_update(isp); 1999 } 2000 2001 if (isp_getrqentry(isp, &iptr, &optr, (void **) &reqp)) { 2002 IDPRINTF(1, ("%s: Request Queue Overflow\n", isp->isp_name)); 2003 XS_SETERR(xs, HBA_BOTCH); 2004 return (CMD_EAGAIN); 2005 } 2006 2007 /* 2008 * Now see if we need to synchronize the ISP with respect to anything. 2009 * We do dual duty here (cough) for synchronizing for busses other 2010 * than which we got here to send a command to. 2011 */ 2012 if (isp->isp_sendmarker) { 2013 u_int8_t n = (IS_DUALBUS(isp)? 2: 1); 2014 /* 2015 * Check ports to send markers for... 2016 */ 2017 for (i = 0; i < n; i++) { 2018 if ((isp->isp_sendmarker & (1 << i)) == 0) { 2019 continue; 2020 } 2021 MEMZERO((void *) reqp, sizeof (*reqp)); 2022 reqp->req_header.rqs_entry_count = 1; 2023 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER; 2024 reqp->req_modifier = SYNC_ALL; 2025 reqp->req_target = i << 7; /* insert bus number */ 2026 ISP_SWIZZLE_REQUEST(isp, reqp); 2027 MemoryBarrier(); 2028 ISP_ADD_REQUEST(isp, iptr); 2029 2030 if (isp_getrqentry(isp, &iptr, &optr, (void **)&reqp)) { 2031 IDPRINTF(1, ("%s: Request Queue Overflow+\n", 2032 isp->isp_name)); 2033 XS_SETERR(xs, HBA_BOTCH); 2034 return (CMD_EAGAIN); 2035 } 2036 } 2037 } 2038 2039 MEMZERO((void *) reqp, UZSIZE); 2040 reqp->req_header.rqs_entry_count = 1; 2041 if (IS_FC(isp)) { 2042 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 2043 } else { 2044 if (XS_CDBLEN(xs) > 12) 2045 reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY; 2046 else 2047 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 2048 } 2049 reqp->req_header.rqs_flags = 0; 2050 reqp->req_header.rqs_seqno = 0; 2051 if (IS_FC(isp)) { 2052 /* 2053 * See comment in isp_intr 2054 */ 2055 XS_RESID(xs) = 0; 2056 2057 /* 2058 * Fibre Channel always requires some kind of tag. 2059 * The Qlogic drivers seem be happy not to use a tag, 2060 * but this breaks for some devices (IBM drives). 2061 */ 2062 if (XS_CANTAG(xs)) { 2063 t2reqp->req_flags = XS_KINDOF_TAG(xs); 2064 } else { 2065 if (XS_CDBP(xs)[0] == 0x3) /* REQUEST SENSE */ 2066 t2reqp->req_flags = REQFLAG_HTAG; 2067 else 2068 t2reqp->req_flags = REQFLAG_OTAG; 2069 } 2070 } else { 2071 sdparam *sdp = (sdparam *)isp->isp_param; 2072 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) && 2073 XS_CANTAG(xs)) { 2074 reqp->req_flags = XS_KINDOF_TAG(xs); 2075 } 2076 } 2077 reqp->req_target = target | (XS_CHANNEL(xs) << 7); 2078 if (IS_SCSI(isp)) { 2079 reqp->req_lun_trn = XS_LUN(xs); 2080 reqp->req_cdblen = XS_CDBLEN(xs); 2081 } else { 2082 #ifdef ISP2100_SCCLUN 2083 t2reqp->req_scclun = XS_LUN(xs); 2084 #else 2085 t2reqp->req_lun_trn = XS_LUN(xs); 2086 #endif 2087 } 2088 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 2089 2090 reqp->req_time = XS_TIME(xs) / 1000; 2091 if (reqp->req_time == 0 && XS_TIME(xs)) 2092 reqp->req_time = 1; 2093 2094 /* 2095 * Always give a bit more leeway to commands after a bus reset. 2096 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED 2097 */ 2098 if (isp->isp_sendmarker && reqp->req_time < 5) { 2099 reqp->req_time = 5; 2100 } 2101 if (isp_save_xs(isp, xs, &reqp->req_handle)) { 2102 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 2103 XS_SETERR(xs, HBA_BOTCH); 2104 return (CMD_EAGAIN); 2105 } 2106 /* 2107 * Set up DMA and/or do any bus swizzling of the request entry 2108 * so that the Qlogic F/W understands what is being asked of it. 2109 */ 2110 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 2111 if (i != CMD_QUEUED) { 2112 isp_destroy_handle(isp, reqp->req_handle); 2113 /* 2114 * dmasetup sets actual error in packet, and 2115 * return what we were given to return. 2116 */ 2117 return (i); 2118 } 2119 XS_SETERR(xs, HBA_NOERROR); 2120 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n", 2121 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs), 2122 reqp->req_cdb[0], XS_XFRLEN(xs))); 2123 MemoryBarrier(); 2124 ISP_ADD_REQUEST(isp, iptr); 2125 isp->isp_nactive++; 2126 if (isp->isp_sendmarker) 2127 isp->isp_sendmarker = 0; 2128 return (CMD_QUEUED); 2129 #undef reqp 2130 #undef t2reqp 2131 } 2132 2133 /* 2134 * isp control 2135 * Locks (ints blocked) assumed held. 2136 */ 2137 2138 int 2139 isp_control(isp, ctl, arg) 2140 struct ispsoftc *isp; 2141 ispctl_t ctl; 2142 void *arg; 2143 { 2144 ISP_SCSI_XFER_T *xs; 2145 mbreg_t mbs; 2146 int bus, tgt; 2147 u_int32_t handle; 2148 2149 switch (ctl) { 2150 default: 2151 PRINTF("%s: isp_control unknown control op %x\n", 2152 isp->isp_name, ctl); 2153 break; 2154 2155 case ISPCTL_RESET_BUS: 2156 /* 2157 * Issue a bus reset. 2158 */ 2159 mbs.param[0] = MBOX_BUS_RESET; 2160 mbs.param[2] = 0; 2161 if (IS_SCSI(isp)) { 2162 mbs.param[1] = 2163 ((sdparam *) isp->isp_param)->isp_bus_reset_delay; 2164 if (mbs.param[1] < 2) 2165 mbs.param[1] = 2; 2166 bus = *((int *) arg); 2167 if (IS_DUALBUS(isp)) 2168 mbs.param[2] = bus; 2169 } else { 2170 mbs.param[1] = 10; 2171 bus = 0; 2172 } 2173 isp->isp_sendmarker = 1 << bus; 2174 isp_mboxcmd(isp, &mbs); 2175 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2176 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 2177 break; 2178 } 2179 CFGPRINTF("%s: driver initiated bus reset of bus %d\n", 2180 isp->isp_name, bus); 2181 return (0); 2182 2183 case ISPCTL_RESET_DEV: 2184 tgt = (*((int *) arg)) & 0xffff; 2185 bus = (*((int *) arg)) >> 16; 2186 mbs.param[0] = MBOX_ABORT_TARGET; 2187 mbs.param[1] = (tgt << 8) | (bus << 15); 2188 mbs.param[2] = 3; /* 'delay', in seconds */ 2189 isp_mboxcmd(isp, &mbs); 2190 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2191 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code " 2192 "%x)\n", isp->isp_name, mbs.param[0]); 2193 break; 2194 } 2195 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n", 2196 isp->isp_name, tgt, bus); 2197 isp->isp_sendmarker = 1 << bus; 2198 return (0); 2199 2200 case ISPCTL_ABORT_CMD: 2201 xs = (ISP_SCSI_XFER_T *) arg; 2202 handle = isp_find_handle(isp, xs); 2203 if (handle == 0) { 2204 PRINTF("%s: isp_control- cannot find command to abort " 2205 "in active list\n", isp->isp_name); 2206 break; 2207 } 2208 bus = XS_CHANNEL(xs); 2209 mbs.param[0] = MBOX_ABORT; 2210 if (IS_FC(isp)) { 2211 #ifdef ISP2100_SCCLUN 2212 mbs.param[1] = XS_TGT(xs) << 8; 2213 mbs.param[4] = 0; 2214 mbs.param[5] = 0; 2215 mbs.param[6] = XS_LUN(xs); 2216 #else 2217 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 2218 #endif 2219 } else { 2220 mbs.param[1] = 2221 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs); 2222 } 2223 mbs.param[3] = handle >> 16; 2224 mbs.param[2] = handle & 0xffff; 2225 isp_mboxcmd(isp, &mbs); 2226 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2227 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 2228 isp->isp_name, mbs.param[0]); 2229 break; 2230 } 2231 PRINTF("%s: command for target %d lun %d was aborted\n", 2232 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2233 return (0); 2234 2235 case ISPCTL_UPDATE_PARAMS: 2236 isp_update(isp); 2237 return (0); 2238 2239 case ISPCTL_FCLINK_TEST: 2240 return (isp_fclink_test(isp, FC_FW_READY_DELAY)); 2241 2242 case ISPCTL_PDB_SYNC: 2243 return (isp_pdb_sync(isp, -1)); 2244 2245 #ifdef ISP_TARGET_MODE 2246 case ISPCTL_TOGGLE_TMODE: 2247 if (IS_SCSI(isp)) { 2248 int ena = *(int *)arg; 2249 mbs.param[0] = MBOX_ENABLE_TARGET_MODE; 2250 mbs.param[1] = (ena)? ENABLE_TARGET_FLAG : 0; 2251 isp_mboxcmd(isp, &mbs); 2252 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2253 PRINTF("%s: cannot %sable target mode (0x%x)\n", 2254 isp->isp_name, ena? "en" : "dis", 2255 mbs.param[0]); 2256 break; 2257 } 2258 } 2259 return (0); 2260 #endif 2261 } 2262 return (-1); 2263 } 2264 2265 /* 2266 * Interrupt Service Routine(s). 2267 * 2268 * External (OS) framework has done the appropriate locking, 2269 * and the locking will be held throughout this function. 2270 */ 2271 2272 int 2273 isp_intr(arg) 2274 void *arg; 2275 { 2276 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 2277 struct ispsoftc *isp = arg; 2278 u_int16_t iptr, optr; 2279 u_int16_t isr, isrb, sema; 2280 int i, nlooked = 0, ndone = 0; 2281 2282 /* 2283 * Well, if we've disabled interrupts, we may get a case where 2284 * isr isn't set, but sema is. In any case, debounce isr reads. 2285 */ 2286 do { 2287 isr = ISP_READ(isp, BIU_ISR); 2288 isrb = ISP_READ(isp, BIU_ISR); 2289 } while (isr != isrb); 2290 sema = ISP_READ(isp, BIU_SEMA) & 0x1; 2291 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema)); 2292 if (isr == 0) { 2293 return (0); 2294 } 2295 if (!INT_PENDING(isp, isr)) { 2296 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr)); 2297 return (0); 2298 } 2299 if (isp->isp_state != ISP_RUNSTATE) { 2300 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n", 2301 isp->isp_name, isr, sema)); 2302 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5)); 2303 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2304 ISP_WRITE(isp, BIU_SEMA, 0); 2305 ENABLE_INTS(isp); 2306 return (1); 2307 } 2308 2309 if (sema) { 2310 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2311 if (mbox & 0x4000) { 2312 IDPRINTF(4, ("%s: Command Mbox 0x%x\n", 2313 isp->isp_name, mbox)); 2314 } else { 2315 u_int32_t fhandle = isp_parse_async(isp, (int) mbox); 2316 IDPRINTF(4, ("%s: Async Mbox 0x%x\n", 2317 isp->isp_name, mbox)); 2318 if (fhandle > 0) { 2319 isp_fastpost_complete(isp, fhandle); 2320 } 2321 } 2322 ISP_WRITE(isp, BIU_SEMA, 0); 2323 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2324 ENABLE_INTS(isp); 2325 return (1); 2326 } 2327 2328 /* 2329 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt. 2330 */ 2331 optr = isp->isp_residx; 2332 iptr = ISP_READ(isp, OUTMAILBOX5); 2333 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2334 if (optr == iptr) { 2335 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 2336 isr, optr, iptr)); 2337 } 2338 2339 while (optr != iptr) { 2340 ispstatusreq_t *sp; 2341 u_int16_t oop; 2342 int buddaboom = 0; 2343 2344 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 2345 oop = optr; 2346 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 2347 nlooked++; 2348 MemoryBarrier(); 2349 /* 2350 * Do any appropriate unswizzling of what the Qlogic f/w has 2351 * written into memory so it makes sense to us. This is a 2352 * per-platform thing. 2353 */ 2354 ISP_UNSWIZZLE_RESPONSE(isp, sp); 2355 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 2356 if (isp_handle_other_response(isp, sp, &optr) == 0) { 2357 continue; 2358 } 2359 /* 2360 * It really has to be a bounced request just copied 2361 * from the request queue to the response queue. If 2362 * not, something bad has happened. 2363 */ 2364 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 2365 PRINTF("%s: not RESPONSE in RESPONSE Queue " 2366 "(type 0x%x) @ idx %d (next %d)\n", 2367 isp->isp_name, 2368 sp->req_header.rqs_entry_type, oop, optr); 2369 continue; 2370 } 2371 buddaboom = 1; 2372 } 2373 2374 if (sp->req_header.rqs_flags & 0xf) { 2375 #define _RQS_OFLAGS \ 2376 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET) 2377 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 2378 IDPRINTF(4, ("%s: continuation segment\n", 2379 isp->isp_name)); 2380 ISP_WRITE(isp, INMAILBOX5, optr); 2381 continue; 2382 } 2383 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2384 IDPRINTF(2, ("%s: internal queues full\n", 2385 isp->isp_name)); 2386 /* 2387 * We'll synthesize a QUEUE FULL message below. 2388 */ 2389 } 2390 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 2391 PRINTF("%s: bad header\n", isp->isp_name); 2392 buddaboom++; 2393 } 2394 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 2395 PRINTF("%s: bad request packet\n", 2396 isp->isp_name); 2397 buddaboom++; 2398 } 2399 if (sp->req_header.rqs_flags & _RQS_OFLAGS) { 2400 PRINTF("%s: unknown flags in response (0x%x)\n", 2401 isp->isp_name, sp->req_header.rqs_flags); 2402 buddaboom++; 2403 } 2404 #undef _RQS_OFLAGS 2405 } 2406 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) { 2407 PRINTF("%s: bad request handle %d\n", isp->isp_name, 2408 sp->req_handle); 2409 ISP_WRITE(isp, INMAILBOX5, optr); 2410 continue; 2411 } 2412 xs = isp_find_xs(isp, sp->req_handle); 2413 if (xs == NULL) { 2414 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n", 2415 isp->isp_name, sp->req_handle); 2416 ISP_WRITE(isp, INMAILBOX5, optr); 2417 continue; 2418 } 2419 isp_destroy_handle(isp, sp->req_handle); 2420 if (sp->req_status_flags & RQSTF_BUS_RESET) { 2421 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2422 } 2423 if (buddaboom) { 2424 XS_SETERR(xs, HBA_BOTCH); 2425 } 2426 XS_STS(xs) = sp->req_scsi_status & 0xff; 2427 if (IS_SCSI(isp)) { 2428 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2429 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2430 XS_SNSLEN(xs)); 2431 XS_SNS_IS_VALID(xs); 2432 } 2433 /* 2434 * A new synchronous rate was negotiated for this 2435 * target. Mark state such that we'll go look up 2436 * that which has changed later. 2437 */ 2438 if (sp->req_status_flags & RQSTF_NEGOTIATION) { 2439 sdparam *sdp = isp->isp_param; 2440 sdp += XS_CHANNEL(xs); 2441 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1; 2442 isp->isp_update |= (1 << XS_CHANNEL(xs)); 2443 } 2444 } else { 2445 if (sp->req_scsi_status & RQCS_SV) { 2446 int amt = min(XS_SNSLEN(xs), sp->req_sense_len); 2447 MEMCPY(XS_SNSP(xs), sp->req_sense_data, amt); 2448 XS_SNS_IS_VALID(xs); 2449 sp->req_state_flags |= RQSF_GOT_SENSE; 2450 } else if (XS_STS(xs) == SCSI_CHECK) { 2451 IDPRINTF(1, ("%s: check condition with no sense" 2452 " data\n", isp->isp_name)); 2453 } 2454 } 2455 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 2456 XS_SETERR(xs, HBA_TGTBSY); 2457 } 2458 2459 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 2460 if (XS_NOERR(xs)) { 2461 if (sp->req_completion_status != RQCS_COMPLETE) { 2462 isp_parse_status(isp, sp, xs); 2463 } else { 2464 XS_SETERR(xs, HBA_NOERROR); 2465 } 2466 } 2467 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) { 2468 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2469 /* 2470 * Force Queue Full status. 2471 */ 2472 XS_STS(xs) = SCSI_QFULL; 2473 XS_SETERR(xs, HBA_NOERROR); 2474 } else if (XS_NOERR(xs)) { 2475 XS_SETERR(xs, HBA_BOTCH); 2476 } 2477 } else { 2478 PRINTF("%s: unhandled respose queue type 0x%x\n", 2479 isp->isp_name, sp->req_header.rqs_entry_type); 2480 if (XS_NOERR(xs)) { 2481 XS_SETERR(xs, HBA_BOTCH); 2482 } 2483 } 2484 if (IS_SCSI(isp)) { 2485 XS_RESID(xs) = sp->req_resid; 2486 } else if (sp->req_scsi_status & RQCS_RU) { 2487 XS_RESID(xs) = sp->req_resid; 2488 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 2489 XS_XFRLEN(xs), sp->req_resid)); 2490 } 2491 if (XS_XFRLEN(xs)) { 2492 ISP_DMAFREE(isp, xs, sp->req_handle); 2493 } 2494 /* 2495 * Let the platforms cope. 2496 */ 2497 #if 0 2498 /* 2499 * XXX: If we have a check condition, but no Sense Data, 2500 * XXX: mark it as an error (ARQ failed). We need to 2501 * XXX: to do a more distinct job because there may 2502 * XXX: cases where ARQ is disabled. 2503 */ 2504 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 2505 if (XS_NOERR(xs)) { 2506 PRINTF("%s: ARQ failure for target %d lun %d\n", 2507 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2508 XS_SETERR(xs, HBA_ARQFAIL); 2509 } 2510 } 2511 #endif 2512 if ((isp->isp_dblev >= 5) || 2513 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 2514 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x", 2515 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2516 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs)); 2517 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2518 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 2519 if (!(XS_IS_SNS_VALID(xs))) { 2520 PRINTF(" BUT NOT SET"); 2521 } 2522 } 2523 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 2524 } 2525 2526 if (isp->isp_nactive > 0) 2527 isp->isp_nactive--; 2528 complist[ndone++] = xs; /* defer completion call until later */ 2529 } 2530 2531 /* 2532 * If we looked at any commands, then it's valid to find out 2533 * what the outpointer is. It also is a trigger to update the 2534 * ISP's notion of what we've seen so far. 2535 */ 2536 if (nlooked) { 2537 ISP_WRITE(isp, INMAILBOX5, optr); 2538 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 2539 } 2540 isp->isp_residx = optr; 2541 for (i = 0; i < ndone; i++) { 2542 xs = complist[i]; 2543 if (xs) { 2544 XS_CMD_DONE(xs); 2545 } 2546 } 2547 ENABLE_INTS(isp); 2548 return (1); 2549 } 2550 2551 /* 2552 * Support routines. 2553 */ 2554 2555 static int 2556 isp_parse_async(isp, mbox) 2557 struct ispsoftc *isp; 2558 int mbox; 2559 { 2560 int bus; 2561 u_int32_t fast_post_handle = 0; 2562 2563 if (IS_DUALBUS(isp)) { 2564 bus = ISP_READ(isp, OUTMAILBOX6); 2565 } else { 2566 bus = 0; 2567 } 2568 2569 switch (mbox) { 2570 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */ 2571 break; 2572 case ASYNC_BUS_RESET: 2573 isp->isp_sendmarker = (1 << bus); 2574 #ifdef ISP_TARGET_MODE 2575 isp_target_async(isp, bus, mbox); 2576 #endif 2577 isp_async(isp, ISPASYNC_BUS_RESET, &bus); 2578 break; 2579 case ASYNC_SYSTEM_ERROR: 2580 mbox = ISP_READ(isp, OUTMAILBOX1); 2581 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 2582 isp->isp_name, mbox); 2583 isp_restart(isp); 2584 /* no point continuing after this */ 2585 return (-1); 2586 2587 case ASYNC_RQS_XFER_ERR: 2588 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 2589 break; 2590 2591 case ASYNC_RSP_XFER_ERR: 2592 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 2593 break; 2594 2595 case ASYNC_QWAKEUP: 2596 /* 2597 * We've just been notified that the Queue has woken up. 2598 * We don't need to be chatty about this- just unlatch things 2599 * and move on. 2600 */ 2601 mbox = ISP_READ(isp, OUTMAILBOX4); 2602 break; 2603 2604 case ASYNC_TIMEOUT_RESET: 2605 PRINTF("%s: timeout initiated SCSI bus reset of bus %d\n", 2606 isp->isp_name, bus); 2607 isp->isp_sendmarker = (1 << bus); 2608 #ifdef ISP_TARGET_MODE 2609 isp_target_async(isp, bus, mbox); 2610 #endif 2611 break; 2612 2613 case ASYNC_DEVICE_RESET: 2614 PRINTF("%s: device reset on bus %d\n", isp->isp_name, bus); 2615 isp->isp_sendmarker = 1 << bus; 2616 #ifdef ISP_TARGET_MODE 2617 isp_target_async(isp, bus, mbox); 2618 #endif 2619 break; 2620 2621 case ASYNC_EXTMSG_UNDERRUN: 2622 PRINTF("%s: extended message underrun\n", isp->isp_name); 2623 break; 2624 2625 case ASYNC_SCAM_INT: 2626 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 2627 break; 2628 2629 case ASYNC_HUNG_SCSI: 2630 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 2631 isp->isp_name); 2632 /* XXX: Need to issue SCSI reset at this point */ 2633 break; 2634 2635 case ASYNC_KILLED_BUS: 2636 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 2637 isp->isp_name); 2638 break; 2639 2640 case ASYNC_BUS_TRANSIT: 2641 mbox = ISP_READ(isp, OUTMAILBOX2); 2642 switch (mbox & 0x1c00) { 2643 case SXP_PINS_LVD_MODE: 2644 PRINTF("%s: Transition to LVD mode\n", isp->isp_name); 2645 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2646 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2647 ((sdparam *)isp->isp_param)->isp_lvdmode = 1; 2648 break; 2649 case SXP_PINS_HVD_MODE: 2650 PRINTF("%s: Transition to Differential mode\n", 2651 isp->isp_name); 2652 ((sdparam *)isp->isp_param)->isp_diffmode = 1; 2653 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2654 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2655 break; 2656 case SXP_PINS_SE_MODE: 2657 PRINTF("%s: Transition to Single Ended mode\n", 2658 isp->isp_name); 2659 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2660 ((sdparam *)isp->isp_param)->isp_ultramode = 1; 2661 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2662 break; 2663 default: 2664 PRINTF("%s: Transition to unknown mode 0x%x\n", 2665 isp->isp_name, mbox); 2666 break; 2667 } 2668 /* 2669 * XXX: Set up to renegotiate again! 2670 */ 2671 /* Can only be for a 1080... */ 2672 isp->isp_sendmarker = (1 << bus); 2673 break; 2674 2675 case ASYNC_CMD_CMPLT: 2676 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) | 2677 ISP_READ(isp, OUTMAILBOX1); 2678 IDPRINTF(4, ("%s: fast post completion of %u\n", isp->isp_name, 2679 fast_post_handle)); 2680 break; 2681 2682 case ASYNC_CTIO_DONE: 2683 /* Should only occur when Fast Posting Set for 2100s */ 2684 PRINTF("%s: CTIO done\n", isp->isp_name); 2685 break; 2686 2687 case ASYNC_LIP_OCCURRED: 2688 ((fcparam *) isp->isp_param)->isp_lipseq = 2689 ISP_READ(isp, OUTMAILBOX1); 2690 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2691 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2692 isp->isp_sendmarker = 1; 2693 isp_mark_getpdb_all(isp); 2694 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name)); 2695 #ifdef ISP_TARGET_MODE 2696 isp_target_async(isp, bus, mbox); 2697 #endif 2698 break; 2699 2700 case ASYNC_LOOP_UP: 2701 isp->isp_sendmarker = 1; 2702 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2703 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2704 isp_mark_getpdb_all(isp); 2705 isp_async(isp, ISPASYNC_LOOP_UP, NULL); 2706 #ifdef ISP_TARGET_MODE 2707 isp_target_async(isp, bus, mbox); 2708 #endif 2709 break; 2710 2711 case ASYNC_LOOP_DOWN: 2712 isp->isp_sendmarker = 1; 2713 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2714 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2715 isp_mark_getpdb_all(isp); 2716 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL); 2717 #ifdef ISP_TARGET_MODE 2718 isp_target_async(isp, bus, mbox); 2719 #endif 2720 break; 2721 2722 case ASYNC_LOOP_RESET: 2723 isp->isp_sendmarker = 1 << bus; 2724 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2725 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2726 isp_mark_getpdb_all(isp); 2727 PRINTF("%s: Loop RESET\n", isp->isp_name); 2728 #ifdef ISP_TARGET_MODE 2729 isp_target_async(isp, bus, mbox); 2730 #endif 2731 break; 2732 2733 case ASYNC_PDB_CHANGED: 2734 isp->isp_sendmarker = 1; 2735 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2736 isp_mark_getpdb_all(isp); 2737 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name)); 2738 break; 2739 2740 case ASYNC_CHANGE_NOTIFY: 2741 isp_mark_getpdb_all(isp); 2742 /* 2743 * Not correct, but it will force us to rescan the loop. 2744 */ 2745 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2746 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL); 2747 break; 2748 2749 case ASYNC_PTPMODE: 2750 PRINTF("%s: Point-to-Point mode\n", isp->isp_name); 2751 break; 2752 2753 case ASYNC_CONNMODE: 2754 mbox = ISP_READ(isp, OUTMAILBOX1); 2755 switch (mbox) { 2756 case ISP_CONN_LOOP: 2757 PRINTF("%s: Point-to-Point -> Loop mode\n", 2758 isp->isp_name); 2759 break; 2760 case ISP_CONN_PTP: 2761 PRINTF("%s: Loop -> Point-to-Point mode\n", 2762 isp->isp_name); 2763 break; 2764 case ISP_CONN_BADLIP: 2765 PRINTF("%s: Point-to-Point -> Loop mode (1)\n", 2766 isp->isp_name); 2767 break; 2768 case ISP_CONN_FATAL: 2769 PRINTF("%s: FATAL CONNECTION ERROR\n", isp->isp_name); 2770 isp_restart(isp); 2771 /* no point continuing after this */ 2772 return (-1); 2773 2774 case ISP_CONN_LOOPBACK: 2775 PRINTF("%s: Looped Back in Point-to-Point mode\n", 2776 isp->isp_name); 2777 } 2778 break; 2779 2780 default: 2781 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox); 2782 break; 2783 } 2784 return (fast_post_handle); 2785 } 2786 2787 /* 2788 * Handle other response entries. A pointer to the request queue output 2789 * index is here in case we want to eat several entries at once, although 2790 * this is not used currently. 2791 */ 2792 2793 static int 2794 isp_handle_other_response(isp, sp, optrp) 2795 struct ispsoftc *isp; 2796 ispstatusreq_t *sp; 2797 u_int16_t *optrp; 2798 { 2799 switch (sp->req_header.rqs_entry_type) { 2800 case RQSTYPE_ATIO: 2801 case RQSTYPE_CTIO: 2802 case RQSTYPE_ENABLE_LUN: 2803 case RQSTYPE_MODIFY_LUN: 2804 case RQSTYPE_NOTIFY: 2805 case RQSTYPE_NOTIFY_ACK: 2806 case RQSTYPE_CTIO1: 2807 case RQSTYPE_ATIO2: 2808 case RQSTYPE_CTIO2: 2809 case RQSTYPE_CTIO3: 2810 #ifdef ISP_TARGET_MODE 2811 return (isp_target_notify(isp, sp, optrp)); 2812 #else 2813 /* FALLTHROUGH */ 2814 #endif 2815 case RQSTYPE_REQUEST: 2816 default: 2817 PRINTF("%s: unhandled response type 0x%x\n", isp->isp_name, 2818 sp->req_header.rqs_entry_type); 2819 return (-1); 2820 } 2821 } 2822 2823 static void 2824 isp_parse_status(isp, sp, xs) 2825 struct ispsoftc *isp; 2826 ispstatusreq_t *sp; 2827 ISP_SCSI_XFER_T *xs; 2828 { 2829 switch (sp->req_completion_status) { 2830 case RQCS_COMPLETE: 2831 XS_SETERR(xs, HBA_NOERROR); 2832 return; 2833 2834 case RQCS_INCOMPLETE: 2835 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2836 IDPRINTF(3, ("%s: Selection Timeout for %d.%d.%d\n", 2837 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2838 XS_CHANNEL(xs))); 2839 XS_SETERR(xs, HBA_SELTIMEOUT); 2840 return; 2841 } 2842 PRINTF("%s: command incomplete for %d.%d.%d, state 0x%x\n", 2843 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs), 2844 sp->req_state_flags); 2845 break; 2846 2847 case RQCS_DMA_ERROR: 2848 PRINTF("%s: DMA error for command on %d.%d.%d\n", 2849 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2850 break; 2851 2852 case RQCS_TRANSPORT_ERROR: 2853 PRINTF("%s: transport error for %d.%d.%d\n", 2854 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2855 isp_prtstst(sp); 2856 break; 2857 2858 case RQCS_RESET_OCCURRED: 2859 IDPRINTF(1, ("%s: bus reset destroyed command for %d.%d.%d\n", 2860 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs))); 2861 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2862 XS_SETERR(xs, HBA_BUSRESET); 2863 return; 2864 2865 case RQCS_ABORTED: 2866 PRINTF("%s: command aborted for %d.%d.%d\n", 2867 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2868 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2869 XS_SETERR(xs, HBA_ABORTED); 2870 return; 2871 2872 case RQCS_TIMEOUT: 2873 IDPRINTF(2, ("%s: command timed out for %d.%d.%d\n", 2874 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs))); 2875 XS_SETERR(xs, HBA_CMDTIMEOUT); 2876 return; 2877 2878 case RQCS_DATA_OVERRUN: 2879 if (IS_FC(isp)) { 2880 XS_RESID(xs) = sp->req_resid; 2881 break; 2882 } 2883 PRINTF("%s: data overrun for command on %d.%d.%d\n", 2884 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2885 XS_SETERR(xs, HBA_DATAOVR); 2886 return; 2887 2888 case RQCS_COMMAND_OVERRUN: 2889 PRINTF("%s: command overrun for command on %d.%d.%d\n", 2890 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2891 break; 2892 2893 case RQCS_STATUS_OVERRUN: 2894 PRINTF("%s: status overrun for command on %d.%d.%d\n", 2895 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2896 break; 2897 2898 case RQCS_BAD_MESSAGE: 2899 PRINTF("%s: msg not COMMAND COMPLETE after status %d.%d.%d\n", 2900 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2901 break; 2902 2903 case RQCS_NO_MESSAGE_OUT: 2904 PRINTF("%s: No MESSAGE OUT phase after selection on %d.%d.%d\n", 2905 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2906 break; 2907 2908 case RQCS_EXT_ID_FAILED: 2909 PRINTF("%s: EXTENDED IDENTIFY failed %d.%d.%d\n", 2910 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2911 break; 2912 2913 case RQCS_IDE_MSG_FAILED: 2914 PRINTF("%s: INITIATOR DETECTED ERROR rejected by %d.%d.%d\n", 2915 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2916 break; 2917 2918 case RQCS_ABORT_MSG_FAILED: 2919 PRINTF("%s: ABORT OPERATION rejected by %d.%d.%d\n", 2920 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2921 break; 2922 2923 case RQCS_REJECT_MSG_FAILED: 2924 PRINTF("%s: MESSAGE REJECT rejected by %d.%d.%d\n", 2925 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2926 break; 2927 2928 case RQCS_NOP_MSG_FAILED: 2929 PRINTF("%s: NOP rejected by %d.%d.%d\n", 2930 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2931 break; 2932 2933 case RQCS_PARITY_ERROR_MSG_FAILED: 2934 PRINTF("%s: MESSAGE PARITY ERROR rejected by %d.%d.%d\n", 2935 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2936 break; 2937 2938 case RQCS_DEVICE_RESET_MSG_FAILED: 2939 PRINTF("%s: BUS DEVICE RESET rejected by %d.%d.%d\n", 2940 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2941 break; 2942 2943 case RQCS_ID_MSG_FAILED: 2944 PRINTF("%s: IDENTIFY rejected by %d.%d.%d\n", 2945 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2946 break; 2947 2948 case RQCS_UNEXP_BUS_FREE: 2949 PRINTF("%s: %d.%d.%d had an unexpected bus free\n", 2950 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)); 2951 break; 2952 2953 case RQCS_DATA_UNDERRUN: 2954 if (IS_FC(isp)) { 2955 XS_RESID(xs) = sp->req_resid; 2956 } 2957 XS_SETERR(xs, HBA_NOERROR); 2958 return; 2959 2960 case RQCS_XACT_ERR1: 2961 PRINTF("%s: HBA attempted queued transaction with disconnect " 2962 "not set for %d.%d.%d\n", isp->isp_name, XS_CHANNEL(xs), 2963 XS_TGT(xs), XS_LUN(xs)); 2964 break; 2965 2966 case RQCS_XACT_ERR2: 2967 PRINTF("%s: HBA attempted queued transaction to target " 2968 "routine %d on target %d, bus %d\n", isp->isp_name, 2969 XS_LUN(xs), XS_TGT(xs), XS_CHANNEL(xs)); 2970 break; 2971 2972 case RQCS_XACT_ERR3: 2973 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2974 "%d on bus %d when queueing disabled\n", isp->isp_name, 2975 XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 2976 break; 2977 2978 case RQCS_BAD_ENTRY: 2979 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2980 break; 2981 2982 case RQCS_QUEUE_FULL: 2983 IDPRINTF(3, ("%s: internal queues full for target %d lun %d " 2984 "bus %d, status 0x%x\n", isp->isp_name, XS_TGT(xs), 2985 XS_LUN(xs), XS_CHANNEL(xs), XS_STS(xs))); 2986 /* 2987 * If QFULL or some other status byte is set, then this 2988 * isn't an error, per se. 2989 */ 2990 if (XS_STS(xs) != 0) { 2991 XS_SETERR(xs, HBA_NOERROR); 2992 return; 2993 } 2994 break; 2995 2996 case RQCS_PHASE_SKIPPED: 2997 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 2998 "STATUS phase) for target %d lun %d bus %d\n", 2999 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3000 break; 3001 3002 case RQCS_ARQS_FAILED: 3003 PRINTF("%s: Auto Request Sense failed for %d.%d.%d\n", 3004 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3005 return; 3006 3007 case RQCS_WIDE_FAILED: 3008 PRINTF("%s: Wide Negotiation failed for %d.%d.%d\n", 3009 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3010 if (IS_SCSI(isp)) { 3011 sdparam *sdp = isp->isp_param; 3012 sdp += XS_CHANNEL(xs); 3013 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 3014 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 3015 isp->isp_update |= (1 << XS_CHANNEL(xs)); 3016 } 3017 XS_SETERR(xs, HBA_NOERROR); 3018 return; 3019 3020 case RQCS_SYNCXFER_FAILED: 3021 PRINTF("%s: SDTR Message failed for target %d.%d.%d\n", 3022 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3023 if (IS_SCSI(isp)) { 3024 sdparam *sdp = isp->isp_param; 3025 sdp += XS_CHANNEL(xs); 3026 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 3027 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 3028 isp->isp_update |= (1 << XS_CHANNEL(xs)); 3029 } 3030 break; 3031 3032 case RQCS_LVD_BUSERR: 3033 PRINTF("%s: Bad LVD condition while talking to %d.%d.%d\n", 3034 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs)); 3035 break; 3036 3037 case RQCS_PORT_UNAVAILABLE: 3038 /* 3039 * No such port on the loop. Moral equivalent of SELTIMEO 3040 */ 3041 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 3042 isp->isp_name, XS_TGT(xs))); 3043 XS_SETERR(xs, HBA_SELTIMEOUT); 3044 return; 3045 3046 case RQCS_PORT_LOGGED_OUT: 3047 /* 3048 * It was there (maybe)- treat as a selection timeout. 3049 */ 3050 IDPRINTF(2, ("%s: port logout for target %d\n", 3051 isp->isp_name, XS_TGT(xs))); 3052 XS_SETERR(xs, HBA_SELTIMEOUT); 3053 return; 3054 3055 case RQCS_PORT_CHANGED: 3056 PRINTF("%s: port changed for target %d\n", 3057 isp->isp_name, XS_TGT(xs)); 3058 XS_SETERR(xs, HBA_SELTIMEOUT); 3059 return; 3060 3061 case RQCS_PORT_BUSY: 3062 PRINTF("%s: port busy for target %d\n", 3063 isp->isp_name, XS_TGT(xs)); 3064 XS_SETERR(xs, HBA_TGTBSY); 3065 return; 3066 3067 default: 3068 PRINTF("%s: completion status 0x%x\n", 3069 isp->isp_name, sp->req_completion_status); 3070 break; 3071 } 3072 XS_SETERR(xs, HBA_BOTCH); 3073 } 3074 3075 static void 3076 isp_fastpost_complete(isp, fph) 3077 struct ispsoftc *isp; 3078 u_int32_t fph; 3079 { 3080 ISP_SCSI_XFER_T *xs; 3081 3082 if (fph < 1) { 3083 return; 3084 } 3085 xs = isp_find_xs(isp, fph); 3086 if (xs == NULL) { 3087 PRINTF("%s: command for fast posting handle 0x%x not found\n", 3088 isp->isp_name, fph); 3089 return; 3090 } 3091 isp_destroy_handle(isp, fph); 3092 3093 /* 3094 * Since we don't have a result queue entry item, 3095 * we must believe that SCSI status is zero and 3096 * that all data transferred. 3097 */ 3098 XS_RESID(xs) = 0; 3099 XS_STS(xs) = 0; 3100 if (XS_XFRLEN(xs)) { 3101 ISP_DMAFREE(isp, xs, fph); 3102 } 3103 XS_CMD_DONE(xs); 3104 if (isp->isp_nactive) 3105 isp->isp_nactive--; 3106 } 3107 3108 #define HINIB(x) ((x) >> 0x4) 3109 #define LONIB(x) ((x) & 0xf) 3110 #define MAKNIB(a, b) (((a) << 4) | (b)) 3111 static u_int8_t mbpcnt[] = { 3112 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 3113 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 3114 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 3115 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 3116 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 3117 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 3118 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 3119 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 3120 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */ 3121 MAKNIB(0, 0), /* 0x09: */ 3122 MAKNIB(0, 0), /* 0x0a: */ 3123 MAKNIB(0, 0), /* 0x0b: */ 3124 MAKNIB(0, 0), /* 0x0c: */ 3125 MAKNIB(0, 0), /* 0x0d: */ 3126 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 3127 MAKNIB(0, 0), /* 0x0f: */ 3128 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 3129 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 3130 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 3131 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 3132 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 3133 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 3134 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 3135 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 3136 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */ 3137 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 3138 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 3139 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 3140 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 3141 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 3142 MAKNIB(0, 0), /* 0x1e: */ 3143 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 3144 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 3145 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 3146 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 3147 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 3148 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 3149 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 3150 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 3151 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 3152 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 3153 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 3154 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */ 3155 MAKNIB(0, 0), /* 0x2b: */ 3156 MAKNIB(0, 0), /* 0x2c: */ 3157 MAKNIB(0, 0), /* 0x2d: */ 3158 MAKNIB(0, 0), /* 0x2e: */ 3159 MAKNIB(0, 0), /* 0x2f: */ 3160 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 3161 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 3162 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 3163 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 3164 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 3165 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */ 3166 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 3167 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 3168 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 3169 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 3170 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */ 3171 MAKNIB(0, 0), /* 0x3b: */ 3172 MAKNIB(0, 0), /* 0x3c: */ 3173 MAKNIB(0, 0), /* 0x3d: */ 3174 MAKNIB(0, 0), /* 0x3e: */ 3175 MAKNIB(0, 0), /* 0x3f: */ 3176 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 3177 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 3178 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 3179 MAKNIB(0, 0), /* 0x43: */ 3180 MAKNIB(0, 0), /* 0x44: */ 3181 MAKNIB(0, 0), /* 0x45: */ 3182 MAKNIB(0, 0), /* 0x46: */ 3183 MAKNIB(0, 0), /* 0x47: */ 3184 MAKNIB(0, 0), /* 0x48: */ 3185 MAKNIB(0, 0), /* 0x49: */ 3186 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */ 3187 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */ 3188 MAKNIB(0, 0), /* 0x4c: */ 3189 MAKNIB(0, 0), /* 0x4d: */ 3190 MAKNIB(0, 0), /* 0x4e: */ 3191 MAKNIB(0, 0), /* 0x4f: */ 3192 MAKNIB(0, 0), /* 0x50: */ 3193 MAKNIB(0, 0), /* 0x51: */ 3194 MAKNIB(0, 0), /* 0x52: */ 3195 MAKNIB(0, 0), /* 0x53: */ 3196 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 3197 MAKNIB(2, 1), /* 0x55: MBOX_ENABLE_TARGET_MODE */ 3198 MAKNIB(0, 0), /* 0x56: */ 3199 MAKNIB(0, 0), /* 0x57: */ 3200 MAKNIB(0, 0), /* 0x58: */ 3201 MAKNIB(0, 0), /* 0x59: */ 3202 MAKNIB(0, 0), /* 0x5a: */ 3203 MAKNIB(0, 0), /* 0x5b: */ 3204 MAKNIB(0, 0), /* 0x5c: */ 3205 MAKNIB(0, 0), /* 0x5d: */ 3206 MAKNIB(0, 0), /* 0x5e: */ 3207 MAKNIB(0, 0), /* 0x5f: */ 3208 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 3209 MAKNIB(0, 0), /* 0x61: */ 3210 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 3211 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 3212 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 3213 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 3214 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 3215 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 3216 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */ 3217 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */ 3218 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */ 3219 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */ 3220 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */ 3221 MAKNIB(0, 0), /* 0x6d: */ 3222 MAKNIB(8, 2), /* 0x6e: MBOX_SEND_SNS */ 3223 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */ 3224 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */ 3225 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */ 3226 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */ 3227 }; 3228 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 3229 3230 static void 3231 isp_mboxcmd(isp, mbp) 3232 struct ispsoftc *isp; 3233 mbreg_t *mbp; 3234 { 3235 int outparam, inparam; 3236 int loops, dld = 0; 3237 u_int8_t opcode; 3238 3239 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 3240 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 3241 inparam = 4; 3242 outparam = 4; 3243 goto command_known; 3244 } else if (mbp->param[0] > NMBCOM) { 3245 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 3246 return; 3247 } 3248 3249 opcode = mbp->param[0]; 3250 inparam = HINIB(mbpcnt[mbp->param[0]]); 3251 outparam = LONIB(mbpcnt[mbp->param[0]]); 3252 3253 if (inparam == 0 && outparam == 0) { 3254 PRINTF("%s: no parameters for %x\n", isp->isp_name, 3255 mbp->param[0]); 3256 return; 3257 } 3258 3259 3260 /* 3261 * Check for variants 3262 */ 3263 #ifdef ISP2100_SCCLUN 3264 if (IS_FC(isp)) { 3265 switch (mbp->param[0]) { 3266 case MBOX_ABORT: 3267 inparam = 7; 3268 break; 3269 case MBOX_ABORT_DEVICE: 3270 case MBOX_START_QUEUE: 3271 case MBOX_STOP_QUEUE: 3272 case MBOX_SINGLE_STEP_QUEUE: 3273 case MBOX_ABORT_QUEUE: 3274 case MBOX_GET_DEV_QUEUE_STATUS: 3275 inparam = 3; 3276 break; 3277 case MBOX_BUS_RESET: 3278 inparam = 2; 3279 break; 3280 default: 3281 break; 3282 } 3283 } 3284 #endif 3285 3286 command_known: 3287 3288 /* 3289 * Set semaphore on mailbox registers to win any races to acquire them. 3290 */ 3291 ISP_WRITE(isp, BIU_SEMA, 1); 3292 3293 /* 3294 * Qlogic Errata for the ISP2100 says that there is a necessary 3295 * debounce between between writing the semaphore register 3296 * and reading a mailbox register. I believe we're okay here. 3297 */ 3298 3299 /* 3300 * Make sure we can send some words. 3301 * Check to see if there's an async mbox event pending. 3302 */ 3303 3304 loops = MBOX_DELAY_COUNT; 3305 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 3306 if (ISP_READ(isp, BIU_SEMA) & 1) { 3307 int fph; 3308 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3309 /* 3310 * We have a pending MBOX async event. 3311 */ 3312 if (mbox & 0x8000) { 3313 fph = isp_parse_async(isp, (int) mbox); 3314 IDPRINTF(5, ("%s: line %d, fph %d\n", 3315 isp->isp_name, __LINE__, fph)); 3316 ISP_WRITE(isp, BIU_SEMA, 0); 3317 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3318 if (fph < 0) { 3319 return; 3320 } else if (fph > 0) { 3321 isp_fastpost_complete(isp, fph); 3322 } 3323 SYS_DELAY(100); 3324 goto command_known; 3325 } 3326 /* 3327 * We have a pending MBOX completion? Might be 3328 * from a previous command. We can't (sometimes) 3329 * just clear HOST INTERRUPT, so we'll just silently 3330 * eat this here. 3331 */ 3332 if (mbox & 0x4000) { 3333 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n", 3334 isp->isp_name, __LINE__, mbox)); 3335 ISP_WRITE(isp, BIU_SEMA, 0); 3336 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3337 SYS_DELAY(100); 3338 goto command_known; 3339 } 3340 } 3341 SYS_DELAY(100); 3342 if (--loops < 0) { 3343 if (dld++ > 10) { 3344 PRINTF("%s: isp_mboxcmd could not get command " 3345 "started\n", isp->isp_name); 3346 return; 3347 } 3348 ISP_WRITE(isp, BIU_SEMA, 0); 3349 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3350 goto command_known; 3351 } 3352 } 3353 3354 /* 3355 * Write input parameters. 3356 * 3357 * Special case some of the setups for the dual port SCSI cards. 3358 * XXX Eventually will be fixed by converting register write/read 3359 * XXX counts to bitmasks. 3360 */ 3361 if (IS_DUALBUS(isp)) { 3362 switch (opcode) { 3363 case MBOX_GET_RETRY_COUNT: 3364 case MBOX_SET_RETRY_COUNT: 3365 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); 3366 mbp->param[7] = 0; 3367 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); 3368 mbp->param[6] = 0; 3369 break; 3370 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3371 case MBOX_SET_ACT_NEG_STATE: 3372 case MBOX_SET_TAG_AGE_LIMIT: 3373 case MBOX_SET_SELECT_TIMEOUT: 3374 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); 3375 mbp->param[2] = 0; 3376 break; 3377 } 3378 } 3379 3380 switch (inparam) { 3381 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 3382 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 3383 case 6: 3384 /* 3385 * The Qlogic 2100 cannot have registers 4 and 5 written to 3386 * after initialization or BAD THINGS HAPPEN (tm). 3387 */ 3388 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3389 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); 3390 mbp->param[5] = 0; 3391 case 5: 3392 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3393 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); 3394 mbp->param[4] = 0; 3395 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 3396 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 3397 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 3398 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 3399 } 3400 3401 /* 3402 * Clear RISC int condition. 3403 */ 3404 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3405 3406 /* 3407 * Clear semaphore on mailbox registers so that the Qlogic 3408 * may update outgoing registers. 3409 */ 3410 ISP_WRITE(isp, BIU_SEMA, 0); 3411 3412 /* 3413 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 3414 */ 3415 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 3416 3417 /* 3418 * Wait until HOST INT has gone away (meaning that the Qlogic 3419 * has picked up the mailbox command. Wait a long time. 3420 */ 3421 loops = MBOX_DELAY_COUNT * 5; 3422 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) { 3423 SYS_DELAY(100); 3424 if (--loops < 0) { 3425 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name); 3426 return; 3427 } 3428 } 3429 3430 /* 3431 * While the Semaphore registers isn't set, wait for the Qlogic 3432 * to process the mailbox command. Again- wait a long time. 3433 */ 3434 loops = MBOX_DELAY_COUNT * 5; 3435 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 3436 SYS_DELAY(100); 3437 /* 3438 * Wierd- I've seen the case where the semaphore register 3439 * isn't getting set- sort of a violation of the protocol.. 3440 */ 3441 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000) 3442 break; 3443 if (--loops < 0) { 3444 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 3445 return; 3446 } 3447 } 3448 3449 /* 3450 * Make sure that the MBOX_BUSY has gone away 3451 */ 3452 loops = MBOX_DELAY_COUNT; 3453 for (;;) { 3454 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3455 if (mbox == MBOX_BUSY) { 3456 if (--loops < 0) { 3457 PRINTF("%s: isp_mboxcmd timeout #4\n", 3458 isp->isp_name); 3459 return; 3460 } 3461 SYS_DELAY(100); 3462 continue; 3463 } 3464 /* 3465 * We have a pending MBOX async event. 3466 */ 3467 if (mbox & 0x8000) { 3468 int fph = isp_parse_async(isp, (int) mbox); 3469 ISP_WRITE(isp, BIU_SEMA, 0); 3470 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3471 if (fph < 0) { 3472 return; 3473 } else if (fph > 0) { 3474 isp_fastpost_complete(isp, fph); 3475 } 3476 SYS_DELAY(100); 3477 continue; 3478 } 3479 break; 3480 } 3481 3482 /* 3483 * Pick up output parameters. Special case some of the readbacks 3484 * for the dual port SCSI cards. 3485 */ 3486 if (IS_DUALBUS(isp)) { 3487 switch (opcode) { 3488 case MBOX_GET_RETRY_COUNT: 3489 case MBOX_SET_RETRY_COUNT: 3490 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3491 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3492 break; 3493 case MBOX_GET_TAG_AGE_LIMIT: 3494 case MBOX_SET_TAG_AGE_LIMIT: 3495 case MBOX_GET_ACT_NEG_STATE: 3496 case MBOX_SET_ACT_NEG_STATE: 3497 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3498 case MBOX_GET_ASYNC_DATA_SETUP_TIME: 3499 case MBOX_GET_RESET_DELAY_PARAMS: 3500 case MBOX_SET_RESET_DELAY_PARAMS: 3501 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3502 break; 3503 } 3504 } 3505 3506 if (IS_2200(isp)) { 3507 if (opcode == MBOX_GET_LOOP_ID) { 3508 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3509 } 3510 } 3511 3512 switch (outparam) { 3513 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3514 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3515 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 3516 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 3517 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 3518 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3519 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 3520 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 3521 } 3522 3523 /* 3524 * Clear RISC int. 3525 */ 3526 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3527 3528 /* 3529 * Release semaphore on mailbox registers 3530 */ 3531 ISP_WRITE(isp, BIU_SEMA, 0); 3532 3533 /* 3534 * Just to be chatty here... 3535 */ 3536 switch (mbp->param[0]) { 3537 case MBOX_COMMAND_COMPLETE: 3538 break; 3539 case MBOX_INVALID_COMMAND: 3540 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 3541 isp->isp_name, opcode)); 3542 break; 3543 case MBOX_HOST_INTERFACE_ERROR: 3544 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 3545 isp->isp_name, opcode); 3546 break; 3547 case MBOX_TEST_FAILED: 3548 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 3549 isp->isp_name, opcode); 3550 break; 3551 case MBOX_COMMAND_ERROR: 3552 if (opcode != MBOX_ABOUT_FIRMWARE) 3553 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 3554 isp->isp_name, opcode); 3555 break; 3556 case MBOX_COMMAND_PARAM_ERROR: 3557 switch (opcode) { 3558 case MBOX_GET_PORT_DB: 3559 case MBOX_GET_PORT_NAME: 3560 case MBOX_GET_DEV_QUEUE_PARAMS: 3561 break; 3562 default: 3563 PRINTF("%s: mbox cmd %x failed with " 3564 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode); 3565 } 3566 break; 3567 3568 case MBOX_LOOP_ID_USED: 3569 case MBOX_PORT_ID_USED: 3570 case MBOX_ALL_IDS_USED: 3571 break; 3572 3573 3574 /* 3575 * Be silent about these... 3576 */ 3577 case ASYNC_PDB_CHANGED: 3578 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 3579 break; 3580 3581 case ASYNC_LIP_OCCURRED: 3582 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1]; 3583 /* FALLTHROUGH */ 3584 case ASYNC_LOOP_UP: 3585 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3586 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 3587 break; 3588 3589 case ASYNC_LOOP_DOWN: 3590 case ASYNC_LOOP_RESET: 3591 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3592 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 3593 /* FALLTHROUGH */ 3594 case ASYNC_CHANGE_NOTIFY: 3595 break; 3596 3597 default: 3598 /* 3599 * The expected return of EXEC_FIRMWARE is zero. 3600 */ 3601 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 3602 (opcode != MBOX_EXEC_FIRMWARE)) { 3603 PRINTF("%s: mbox cmd %x failed with error %x\n", 3604 isp->isp_name, opcode, mbp->param[0]); 3605 } 3606 break; 3607 } 3608 } 3609 3610 void 3611 isp_lostcmd(isp, xs) 3612 struct ispsoftc *isp; 3613 ISP_SCSI_XFER_T *xs; 3614 { 3615 mbreg_t mbs; 3616 3617 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 3618 isp_mboxcmd(isp, &mbs); 3619 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3620 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 3621 return; 3622 } 3623 if (mbs.param[1]) { 3624 PRINTF("%s: %d commands on completion queue\n", 3625 isp->isp_name, mbs.param[1]); 3626 } 3627 if (XS_NULL(xs)) 3628 return; 3629 3630 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 3631 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */ 3632 isp_mboxcmd(isp, &mbs); 3633 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3634 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 3635 return; 3636 } 3637 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 3638 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 3639 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 3640 3641 isp_dumpregs(isp, "lost command"); 3642 /* 3643 * XXX: Need to try and do something to recover. 3644 */ 3645 } 3646 3647 static void 3648 isp_dumpregs(isp, msg) 3649 struct ispsoftc *isp; 3650 const char *msg; 3651 { 3652 PRINTF("%s: %s\n", isp->isp_name, msg); 3653 if (IS_SCSI(isp)) 3654 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 3655 else 3656 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 3657 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 3658 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 3659 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 3660 3661 3662 if (IS_SCSI(isp)) { 3663 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 3664 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 3665 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 3666 ISP_READ(isp, CDMA_FIFO_STS)); 3667 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 3668 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 3669 ISP_READ(isp, DDMA_FIFO_STS)); 3670 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 3671 ISP_READ(isp, SXP_INTERRUPT), 3672 ISP_READ(isp, SXP_GROSS_ERR), 3673 ISP_READ(isp, SXP_PINS_CTRL)); 3674 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 3675 } 3676 PRINTF(" mbox regs: %x %x %x %x %x\n", 3677 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1), 3678 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3), 3679 ISP_READ(isp, OUTMAILBOX4)); 3680 ISP_DUMPREGS(isp); 3681 } 3682 3683 static void 3684 isp_fw_state(isp) 3685 struct ispsoftc *isp; 3686 { 3687 mbreg_t mbs; 3688 if (IS_FC(isp)) { 3689 int once = 0; 3690 fcparam *fcp = isp->isp_param; 3691 again: 3692 mbs.param[0] = MBOX_GET_FW_STATE; 3693 isp_mboxcmd(isp, &mbs); 3694 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3695 IDPRINTF(1, ("%s: isp_fw_state 0x%x\n", isp->isp_name, 3696 mbs.param[0])); 3697 switch (mbs.param[0]) { 3698 case ASYNC_PDB_CHANGED: 3699 if (once++ < 10) { 3700 goto again; 3701 } 3702 fcp->isp_fwstate = FW_CONFIG_WAIT; 3703 fcp->isp_loopstate = LOOP_PDB_RCVD; 3704 goto again; 3705 case ASYNC_LIP_OCCURRED: 3706 fcp->isp_lipseq = mbs.param[1]; 3707 /* FALLTHROUGH */ 3708 case ASYNC_LOOP_UP: 3709 fcp->isp_fwstate = FW_CONFIG_WAIT; 3710 fcp->isp_loopstate = LOOP_LIP_RCVD; 3711 if (once++ < 10) { 3712 goto again; 3713 } 3714 break; 3715 case ASYNC_LOOP_RESET: 3716 case ASYNC_LOOP_DOWN: 3717 fcp->isp_fwstate = FW_CONFIG_WAIT; 3718 fcp->isp_loopstate = LOOP_NIL; 3719 /* FALLTHROUGH */ 3720 case ASYNC_CHANGE_NOTIFY: 3721 if (once++ < 10) { 3722 goto again; 3723 } 3724 break; 3725 } 3726 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n", 3727 isp->isp_name, mbs.param[0]); 3728 return; 3729 } 3730 fcp->isp_fwstate = mbs.param[1]; 3731 } 3732 } 3733 3734 static void 3735 isp_update(isp) 3736 struct ispsoftc *isp; 3737 { 3738 int bus; 3739 3740 for (bus = 0; isp->isp_update != 0; bus++) { 3741 if (isp->isp_update & (1 << bus)) { 3742 isp_update_bus(isp, bus); 3743 isp->isp_update ^= (1 << bus); 3744 } 3745 } 3746 } 3747 3748 static void 3749 isp_update_bus(isp, bus) 3750 struct ispsoftc *isp; 3751 int bus; 3752 { 3753 int tgt; 3754 mbreg_t mbs; 3755 sdparam *sdp; 3756 3757 if (IS_FC(isp)) { 3758 return; 3759 } 3760 3761 sdp = isp->isp_param; 3762 sdp += bus; 3763 3764 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3765 u_int16_t flags, period, offset; 3766 int get; 3767 3768 if (sdp->isp_devparam[tgt].dev_enable == 0) { 3769 IDPRINTF(1, ("%s: skipping target %d bus %d update\n", 3770 isp->isp_name, tgt, bus)); 3771 continue; 3772 } 3773 3774 /* 3775 * If the goal is to update the status of the device, 3776 * take what's in dev_flags and try and set the device 3777 * toward that. Otherwise, if we're just refreshing the 3778 * current device state, get the current parameters. 3779 */ 3780 if (sdp->isp_devparam[tgt].dev_update) { 3781 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 3782 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 3783 /* 3784 * Insist that PARITY must be enabled if SYNC 3785 * is enabled. 3786 */ 3787 if (mbs.param[2] & DPARM_SYNC) { 3788 mbs.param[2] |= DPARM_PARITY; 3789 } 3790 mbs.param[3] = 3791 (sdp->isp_devparam[tgt].sync_offset << 8) | 3792 (sdp->isp_devparam[tgt].sync_period); 3793 sdp->isp_devparam[tgt].dev_update = 0; 3794 /* 3795 * A command completion later that has 3796 * RQSTF_NEGOTIATION set will cause 3797 * the dev_refresh/announce cycle. 3798 * 3799 * Note: It is really important to update our current 3800 * flags with at least the state of TAG capabilities- 3801 * otherwise we might try and send a tagged command 3802 * when we have it all turned off. So change it here 3803 * to say that current already matches goal. 3804 */ 3805 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 3806 sdp->isp_devparam[tgt].cur_dflags |= 3807 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING); 3808 sdp->isp_devparam[tgt].dev_refresh = 1; 3809 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x" 3810 " period 0x%x\n", isp->isp_name, bus, tgt, 3811 mbs.param[2], mbs.param[3] >> 8, 3812 mbs.param[3] & 0xff)); 3813 get = 0; 3814 } else if (sdp->isp_devparam[tgt].dev_refresh) { 3815 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3816 sdp->isp_devparam[tgt].dev_refresh = 0; 3817 get = 1; 3818 } else { 3819 continue; 3820 } 3821 mbs.param[1] = (bus << 15) | (tgt << 8) ; 3822 isp_mboxcmd(isp, &mbs); 3823 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3824 PRINTF("%s: failed to %cet SCSI parameters for " 3825 "target %d\n", isp->isp_name, (get)? 'g' : 's', 3826 tgt); 3827 continue; 3828 } 3829 if (get == 0) { 3830 isp->isp_sendmarker |= (1 << bus); 3831 continue; 3832 } 3833 flags = mbs.param[2]; 3834 period = mbs.param[3] & 0xff; 3835 offset = mbs.param[3] >> 8; 3836 sdp->isp_devparam[tgt].cur_dflags = flags; 3837 sdp->isp_devparam[tgt].cur_period = period; 3838 sdp->isp_devparam[tgt].cur_offset = offset; 3839 get = (bus << 16) | tgt; 3840 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get); 3841 } 3842 } 3843 3844 static void 3845 isp_setdfltparm(isp, channel) 3846 struct ispsoftc *isp; 3847 int channel; 3848 { 3849 int tgt; 3850 mbreg_t mbs; 3851 sdparam *sdp; 3852 3853 if (IS_FC(isp)) { 3854 fcparam *fcp = (fcparam *) isp->isp_param; 3855 fcp += channel; 3856 if (fcp->isp_gotdparms) { 3857 return; 3858 } 3859 fcp->isp_gotdparms = 1; 3860 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 3861 fcp->isp_maxalloc = ICB_DFLT_ALLOC; 3862 fcp->isp_execthrottle = ICB_DFLT_THROTTLE; 3863 fcp->isp_retry_delay = ICB_DFLT_RDELAY; 3864 fcp->isp_retry_count = ICB_DFLT_RCOUNT; 3865 /* Platform specific.... */ 3866 fcp->isp_loopid = DEFAULT_LOOPID(isp); 3867 fcp->isp_nodewwn = DEFAULT_WWN(isp); 3868 fcp->isp_portwwn = 0; 3869 /* 3870 * Now try and read NVRAM 3871 */ 3872 if ((isp->isp_confopts & (ISP_CFG_NONVRAM|ISP_CFG_OWNWWN)) || 3873 (isp_read_nvram(isp))) { 3874 PRINTF("%s: using Node WWN 0x%08x%08x\n", 3875 isp->isp_name, (u_int32_t)(fcp->isp_nodewwn >> 32), 3876 (u_int32_t)(fcp->isp_nodewwn & 0xffffffff)); 3877 } 3878 return; 3879 } 3880 3881 sdp = (sdparam *) isp->isp_param; 3882 sdp += channel; 3883 3884 /* 3885 * Been there, done that, got the T-shirt... 3886 */ 3887 if (sdp->isp_gotdparms) { 3888 return; 3889 } 3890 sdp->isp_gotdparms = 1; 3891 3892 /* 3893 * If we've not been told to avoid reading NVRAM, try and read it. 3894 * If we're successful reading it, we can return since NVRAM will 3895 * tell us the right thing to do. Otherwise, establish some reasonable 3896 * defaults. 3897 */ 3898 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3899 if (isp_read_nvram(isp) == 0) { 3900 return; 3901 } 3902 } 3903 3904 /* 3905 * Now try and see whether we have specific values for them. 3906 */ 3907 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3908 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 3909 isp_mboxcmd(isp, &mbs); 3910 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3911 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 3912 sdp->isp_req_ack_active_neg = 1; 3913 sdp->isp_data_line_active_neg = 1; 3914 } else { 3915 sdp->isp_req_ack_active_neg = 3916 (mbs.param[1+channel] >> 4) & 0x1; 3917 sdp->isp_data_line_active_neg = 3918 (mbs.param[1+channel] >> 5) & 0x1; 3919 } 3920 } else { 3921 sdp->isp_req_ack_active_neg = 1; 3922 sdp->isp_data_line_active_neg = 1; 3923 } 3924 3925 IDPRINTF(3, ("%s: defaulting bus %d REQ/ACK Active Negation is %d\n", 3926 isp->isp_name, channel, sdp->isp_req_ack_active_neg)); 3927 IDPRINTF(3, ("%s: defaulting bus %d DATA Active Negation is %d\n", 3928 isp->isp_name, channel, sdp->isp_data_line_active_neg)); 3929 3930 /* 3931 * The trick here is to establish a default for the default (honk!) 3932 * state (dev_flags). Then try and get the current status from 3933 * the card to fill in the current state. We don't, in fact, set 3934 * the default to the SAFE default state- that's not the goal state. 3935 */ 3936 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3937 sdp->isp_devparam[tgt].cur_offset = 0; 3938 sdp->isp_devparam[tgt].cur_period = 0; 3939 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT; 3940 sdp->isp_devparam[tgt].cur_dflags = 0; 3941 /* 3942 * We default to Wide/Fast for versions less than a 1040 3943 * (unless it's SBus). 3944 */ 3945 if ((isp->isp_bustype == ISP_BT_SBUS && 3946 isp->isp_type < ISP_HA_SCSI_1020A) || 3947 (isp->isp_bustype == ISP_BT_PCI && 3948 isp->isp_type < ISP_HA_SCSI_1040) || 3949 (isp->isp_clock && isp->isp_clock < 60)) { 3950 sdp->isp_devparam[tgt].sync_offset = 3951 ISP_10M_SYNCPARMS >> 8; 3952 sdp->isp_devparam[tgt].sync_period = 3953 ISP_10M_SYNCPARMS & 0xff; 3954 } else if (IS_ULTRA2(isp)) { 3955 sdp->isp_devparam[tgt].sync_offset = 3956 ISP_40M_SYNCPARMS >> 8; 3957 sdp->isp_devparam[tgt].sync_period = 3958 ISP_40M_SYNCPARMS & 0xff; 3959 } else { 3960 sdp->isp_devparam[tgt].sync_offset = 3961 ISP_20M_SYNCPARMS >> 8; 3962 sdp->isp_devparam[tgt].sync_period = 3963 ISP_20M_SYNCPARMS & 0xff; 3964 } 3965 3966 /* 3967 * Don't get current target parameters if we've been 3968 * told not to use NVRAM- it's really the same thing. 3969 */ 3970 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3971 3972 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3973 mbs.param[1] = tgt << 8; 3974 isp_mboxcmd(isp, &mbs); 3975 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3976 continue; 3977 } 3978 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 3979 sdp->isp_devparam[tgt].dev_flags = mbs.param[2]; 3980 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 3981 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 3982 3983 /* 3984 * The maximum period we can really see 3985 * here is 100 (decimal), or 400 ns. 3986 * For some unknown reason we sometimes 3987 * get back wildass numbers from the 3988 * boot device's parameters (alpha only). 3989 */ 3990 if ((mbs.param[3] & 0xff) <= 0x64) { 3991 sdp->isp_devparam[tgt].sync_period = 3992 mbs.param[3] & 0xff; 3993 sdp->isp_devparam[tgt].sync_offset = 3994 mbs.param[3] >> 8; 3995 } 3996 3997 /* 3998 * It is not safe to run Ultra Mode with a clock < 60. 3999 */ 4000 if (((isp->isp_clock && isp->isp_clock < 60) || 4001 (isp->isp_type < ISP_HA_SCSI_1020A)) && 4002 (sdp->isp_devparam[tgt].sync_period <= 4003 (ISP_20M_SYNCPARMS & 0xff))) { 4004 sdp->isp_devparam[tgt].sync_offset = 4005 ISP_10M_SYNCPARMS >> 8; 4006 sdp->isp_devparam[tgt].sync_period = 4007 ISP_10M_SYNCPARMS & 0xff; 4008 } 4009 } 4010 IDPRINTF(3, ("%s: bus %d tgt %d flags %x offset %x period %x\n", 4011 isp->isp_name, channel, tgt, 4012 sdp->isp_devparam[tgt].dev_flags, 4013 sdp->isp_devparam[tgt].sync_offset, 4014 sdp->isp_devparam[tgt].sync_period)); 4015 } 4016 4017 /* 4018 * Establish default some more default parameters. 4019 */ 4020 sdp->isp_cmd_dma_burst_enable = 1; 4021 sdp->isp_data_dma_burst_enabl = 1; 4022 sdp->isp_fifo_threshold = 0; 4023 sdp->isp_initiator_id = 7; 4024 /* XXXX This is probably based upon clock XXXX */ 4025 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4026 sdp->isp_async_data_setup = 9; 4027 } else { 4028 sdp->isp_async_data_setup = 6; 4029 } 4030 sdp->isp_selection_timeout = 250; 4031 sdp->isp_max_queue_depth = MAXISPREQUEST; 4032 sdp->isp_tag_aging = 8; 4033 sdp->isp_bus_reset_delay = 3; 4034 sdp->isp_retry_count = 2; 4035 sdp->isp_retry_delay = 2; 4036 4037 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 4038 sdp->isp_devparam[tgt].exc_throttle = 16; 4039 sdp->isp_devparam[tgt].dev_enable = 1; 4040 } 4041 } 4042 4043 /* 4044 * Re-initialize the ISP and complete all orphaned commands 4045 * with a 'botched' notice. The reset/init routines should 4046 * not disturb an already active list of commands. 4047 * 4048 * Locks held prior to coming here. 4049 */ 4050 4051 void 4052 isp_restart(isp) 4053 struct ispsoftc *isp; 4054 { 4055 ISP_SCSI_XFER_T *xs; 4056 u_int32_t handle; 4057 4058 #if 0 4059 isp->isp_gotdparms = 0; 4060 #endif 4061 isp_reset(isp); 4062 if (isp->isp_state == ISP_RESETSTATE) { 4063 isp_init(isp); 4064 if (isp->isp_state == ISP_INITSTATE) { 4065 isp->isp_state = ISP_RUNSTATE; 4066 } 4067 } 4068 if (isp->isp_state != ISP_RUNSTATE) { 4069 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 4070 } 4071 isp->isp_nactive = 0; 4072 4073 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) { 4074 xs = isp_find_xs(isp, handle); 4075 if (xs == NULL) { 4076 continue; 4077 } 4078 isp_destroy_handle(isp, handle); 4079 if (XS_XFRLEN(xs)) { 4080 ISP_DMAFREE(isp, xs, handle); 4081 XS_RESID(xs) = XS_XFRLEN(xs); 4082 } else { 4083 XS_RESID(xs) = 0; 4084 } 4085 XS_SETERR(xs, HBA_BUSRESET); 4086 XS_CMD_DONE(xs); 4087 } 4088 } 4089 4090 /* 4091 * NVRAM Routines 4092 */ 4093 static int 4094 isp_read_nvram(isp) 4095 struct ispsoftc *isp; 4096 { 4097 int i, amt; 4098 u_int8_t csum, minversion; 4099 union { 4100 u_int8_t _x[ISP2100_NVRAM_SIZE]; 4101 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 4102 } _n; 4103 #define nvram_data _n._x 4104 #define nvram_words _n._s 4105 4106 if (IS_FC(isp)) { 4107 amt = ISP2100_NVRAM_SIZE; 4108 minversion = 1; 4109 } else if (IS_ULTRA2(isp)) { 4110 amt = ISP1080_NVRAM_SIZE; 4111 minversion = 0; 4112 } else { 4113 amt = ISP_NVRAM_SIZE; 4114 minversion = 2; 4115 } 4116 4117 /* 4118 * Just read the first two words first to see if we have a valid 4119 * NVRAM to continue reading the rest with. 4120 */ 4121 for (i = 0; i < 2; i++) { 4122 isp_rdnvram_word(isp, i, &nvram_words[i]); 4123 } 4124 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 4125 nvram_data[2] != 'P') { 4126 if (isp->isp_bustype != ISP_BT_SBUS) { 4127 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n", 4128 isp->isp_name, nvram_data[0], nvram_data[1], 4129 nvram_data[2], nvram_data[3]); 4130 } 4131 return (-1); 4132 } 4133 for (i = 2; i < amt>>1; i++) { 4134 isp_rdnvram_word(isp, i, &nvram_words[i]); 4135 } 4136 for (csum = 0, i = 0; i < amt; i++) { 4137 csum += nvram_data[i]; 4138 } 4139 if (csum != 0) { 4140 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 4141 return (-1); 4142 } 4143 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 4144 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 4145 ISP_NVRAM_VERSION(nvram_data)); 4146 return (-1); 4147 } 4148 4149 if (IS_ULTRA3(isp)) { 4150 isp_parse_nvram_12160(isp, 0, nvram_data); 4151 isp_parse_nvram_12160(isp, 1, nvram_data); 4152 } else if (IS_1080(isp)) { 4153 isp_parse_nvram_1080(isp, 0, nvram_data); 4154 } else if (IS_1280(isp) || IS_1240(isp)) { 4155 isp_parse_nvram_1080(isp, 0, nvram_data); 4156 isp_parse_nvram_1080(isp, 1, nvram_data); 4157 } else if (IS_SCSI(isp)) { 4158 isp_parse_nvram_1020(isp, nvram_data); 4159 } else { 4160 isp_parse_nvram_2100(isp, nvram_data); 4161 } 4162 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name)); 4163 return (0); 4164 #undef nvram_data 4165 #undef nvram_words 4166 } 4167 4168 static void 4169 isp_rdnvram_word(isp, wo, rp) 4170 struct ispsoftc *isp; 4171 int wo; 4172 u_int16_t *rp; 4173 { 4174 int i, cbits; 4175 u_int16_t bit, rqst; 4176 4177 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4178 SYS_DELAY(2); 4179 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4180 SYS_DELAY(2); 4181 4182 if (IS_FC(isp)) { 4183 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 4184 rqst = (ISP_NVRAM_READ << 8) | wo; 4185 cbits = 10; 4186 } else if (IS_ULTRA2(isp)) { 4187 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1); 4188 rqst = (ISP_NVRAM_READ << 8) | wo; 4189 cbits = 10; 4190 } else { 4191 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 4192 rqst = (ISP_NVRAM_READ << 6) | wo; 4193 cbits = 8; 4194 } 4195 4196 /* 4197 * Clock the word select request out... 4198 */ 4199 for (i = cbits; i >= 0; i--) { 4200 if ((rqst >> i) & 1) { 4201 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 4202 } else { 4203 bit = BIU_NVRAM_SELECT; 4204 } 4205 ISP_WRITE(isp, BIU_NVRAM, bit); 4206 SYS_DELAY(2); 4207 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 4208 SYS_DELAY(2); 4209 ISP_WRITE(isp, BIU_NVRAM, bit); 4210 SYS_DELAY(2); 4211 } 4212 /* 4213 * Now read the result back in (bits come back in MSB format). 4214 */ 4215 *rp = 0; 4216 for (i = 0; i < 16; i++) { 4217 u_int16_t rv; 4218 *rp <<= 1; 4219 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4220 SYS_DELAY(2); 4221 rv = ISP_READ(isp, BIU_NVRAM); 4222 if (rv & BIU_NVRAM_DATAIN) { 4223 *rp |= 1; 4224 } 4225 SYS_DELAY(2); 4226 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4227 SYS_DELAY(2); 4228 } 4229 ISP_WRITE(isp, BIU_NVRAM, 0); 4230 SYS_DELAY(2); 4231 #if BYTE_ORDER == BIG_ENDIAN 4232 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 4233 #endif 4234 } 4235 4236 static void 4237 isp_parse_nvram_1020(isp, nvram_data) 4238 struct ispsoftc *isp; 4239 u_int8_t *nvram_data; 4240 { 4241 int i; 4242 static char *tru = "true"; 4243 static char *not = "false"; 4244 sdparam *sdp = (sdparam *) isp->isp_param; 4245 4246 sdp->isp_fifo_threshold = 4247 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 4248 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 4249 4250 sdp->isp_initiator_id = 4251 ISP_NVRAM_INITIATOR_ID(nvram_data); 4252 4253 sdp->isp_bus_reset_delay = 4254 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 4255 4256 sdp->isp_retry_count = 4257 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 4258 4259 sdp->isp_retry_delay = 4260 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 4261 4262 sdp->isp_async_data_setup = 4263 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 4264 4265 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4266 if (sdp->isp_async_data_setup < 9) { 4267 sdp->isp_async_data_setup = 9; 4268 } 4269 } else { 4270 if (sdp->isp_async_data_setup != 6) { 4271 sdp->isp_async_data_setup = 6; 4272 } 4273 } 4274 4275 sdp->isp_req_ack_active_neg = 4276 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 4277 4278 sdp->isp_data_line_active_neg = 4279 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 4280 4281 sdp->isp_data_dma_burst_enabl = 4282 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 4283 4284 sdp->isp_cmd_dma_burst_enable = 4285 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 4286 4287 sdp->isp_tag_aging = 4288 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 4289 4290 sdp->isp_selection_timeout = 4291 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 4292 4293 sdp->isp_max_queue_depth = 4294 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 4295 4296 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 4297 if (isp->isp_dblev > 2) { 4298 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4299 PRINTF(" Fifo Threshold = 0x%x\n", 4300 sdp->isp_fifo_threshold); 4301 PRINTF(" Bus Reset Delay = %d\n", 4302 sdp->isp_bus_reset_delay); 4303 PRINTF(" Retry Count = %d\n", 4304 sdp->isp_retry_count); 4305 PRINTF(" Retry Delay = %d\n", 4306 sdp->isp_retry_delay); 4307 PRINTF(" Tag Age Limit = %d\n", 4308 sdp->isp_tag_aging); 4309 PRINTF(" Selection Timeout = %d\n", 4310 sdp->isp_selection_timeout); 4311 PRINTF(" Max Queue Depth = %d\n", 4312 sdp->isp_max_queue_depth); 4313 PRINTF(" Async Data Setup = 0x%x\n", 4314 sdp->isp_async_data_setup); 4315 PRINTF(" REQ/ACK Active Negation = %s\n", 4316 sdp->isp_req_ack_active_neg? tru : not); 4317 PRINTF(" Data Line Active Negation = %s\n", 4318 sdp->isp_data_line_active_neg? tru : not); 4319 PRINTF(" Data DMA Burst Enable = %s\n", 4320 sdp->isp_data_dma_burst_enabl? tru : not); 4321 PRINTF(" Cmd DMA Burst Enable = %s\n", 4322 sdp->isp_cmd_dma_burst_enable? tru : not); 4323 PRINTF(" Fast MTTR = %s\n", 4324 isp->isp_fast_mttr? tru : not); 4325 } 4326 for (i = 0; i < MAX_TARGETS; i++) { 4327 sdp->isp_devparam[i].dev_enable = 4328 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 4329 sdp->isp_devparam[i].exc_throttle = 4330 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 4331 sdp->isp_devparam[i].sync_offset = 4332 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 4333 sdp->isp_devparam[i].sync_period = 4334 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 4335 4336 if (isp->isp_type < ISP_HA_SCSI_1040) { 4337 /* 4338 * If we're not ultra, we can't possibly 4339 * be a shorter period than this. 4340 */ 4341 if (sdp->isp_devparam[i].sync_period < 0x19) { 4342 sdp->isp_devparam[i].sync_period = 4343 0x19; 4344 } 4345 if (sdp->isp_devparam[i].sync_offset > 0xc) { 4346 sdp->isp_devparam[i].sync_offset = 4347 0x0c; 4348 } 4349 } else { 4350 if (sdp->isp_devparam[i].sync_offset > 0x8) { 4351 sdp->isp_devparam[i].sync_offset = 0x8; 4352 } 4353 } 4354 sdp->isp_devparam[i].dev_flags = 0; 4355 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 4356 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4357 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 4358 PRINTF("%s: not supporting QFRZ option for " 4359 "target %d\n", isp->isp_name, i); 4360 } 4361 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4362 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 4363 PRINTF("%s: not disabling ARQ option for " 4364 "target %d\n", isp->isp_name, i); 4365 } 4366 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 4367 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4368 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 4369 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4370 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 4371 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4372 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 4373 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4374 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 4375 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4376 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */ 4377 if (isp->isp_dblev > 2) { 4378 PRINTF(" Target %d: Enabled %d Throttle %d " 4379 "Offset %d Period %d Flags 0x%x\n", i, 4380 sdp->isp_devparam[i].dev_enable, 4381 sdp->isp_devparam[i].exc_throttle, 4382 sdp->isp_devparam[i].sync_offset, 4383 sdp->isp_devparam[i].sync_period, 4384 sdp->isp_devparam[i].dev_flags); 4385 } 4386 } 4387 } 4388 4389 static void 4390 isp_parse_nvram_1080(isp, bus, nvram_data) 4391 struct ispsoftc *isp; 4392 int bus; 4393 u_int8_t *nvram_data; 4394 { 4395 static char *tru = "true"; 4396 static char *not = "false"; 4397 int i; 4398 sdparam *sdp = (sdparam *) isp->isp_param; 4399 sdp += bus; 4400 4401 sdp->isp_fifo_threshold = 4402 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data); 4403 4404 sdp->isp_initiator_id = 4405 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus); 4406 4407 sdp->isp_bus_reset_delay = 4408 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4409 4410 sdp->isp_retry_count = 4411 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4412 4413 sdp->isp_retry_delay = 4414 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4415 4416 sdp->isp_async_data_setup = 4417 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4418 bus); 4419 4420 sdp->isp_req_ack_active_neg = 4421 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4422 bus); 4423 4424 sdp->isp_data_line_active_neg = 4425 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4426 bus); 4427 4428 sdp->isp_data_dma_burst_enabl = 4429 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4430 4431 sdp->isp_cmd_dma_burst_enable = 4432 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4433 4434 sdp->isp_selection_timeout = 4435 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4436 4437 sdp->isp_max_queue_depth = 4438 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4439 4440 if (isp->isp_dblev >= 3) { 4441 PRINTF("%s: ISP1080 bus %d NVRAM values:\n", 4442 isp->isp_name, bus); 4443 PRINTF(" Initiator ID = %d\n", 4444 sdp->isp_initiator_id); 4445 PRINTF(" Fifo Threshold = 0x%x\n", 4446 sdp->isp_fifo_threshold); 4447 PRINTF(" Bus Reset Delay = %d\n", 4448 sdp->isp_bus_reset_delay); 4449 PRINTF(" Retry Count = %d\n", 4450 sdp->isp_retry_count); 4451 PRINTF(" Retry Delay = %d\n", 4452 sdp->isp_retry_delay); 4453 PRINTF(" Tag Age Limit = %d\n", 4454 sdp->isp_tag_aging); 4455 PRINTF(" Selection Timeout = %d\n", 4456 sdp->isp_selection_timeout); 4457 PRINTF(" Max Queue Depth = %d\n", 4458 sdp->isp_max_queue_depth); 4459 PRINTF(" Async Data Setup = 0x%x\n", 4460 sdp->isp_async_data_setup); 4461 PRINTF(" REQ/ACK Active Negation = %s\n", 4462 sdp->isp_req_ack_active_neg? tru : not); 4463 PRINTF(" Data Line Active Negation = %s\n", 4464 sdp->isp_data_line_active_neg? tru : not); 4465 PRINTF(" Cmd DMA Burst Enable = %s\n", 4466 sdp->isp_cmd_dma_burst_enable? tru : not); 4467 } 4468 for (i = 0; i < MAX_TARGETS; i++) { 4469 sdp->isp_devparam[i].dev_enable = 4470 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4471 sdp->isp_devparam[i].exc_throttle = 4472 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4473 sdp->isp_devparam[i].sync_offset = 4474 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4475 sdp->isp_devparam[i].sync_period = 4476 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4477 sdp->isp_devparam[i].dev_flags = 0; 4478 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4479 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4480 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4481 PRINTF("%s: not supporting QFRZ option " 4482 "for target %d bus %d\n", 4483 isp->isp_name, i, bus); 4484 } 4485 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4486 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4487 PRINTF("%s: not disabling ARQ option " 4488 "for target %d bus %d\n", 4489 isp->isp_name, i, bus); 4490 } 4491 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus)) 4492 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4493 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4494 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4495 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4496 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4497 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4498 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4499 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus)) 4500 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4501 sdp->isp_devparam[i].cur_dflags = 0; 4502 if (isp->isp_dblev >= 3) { 4503 PRINTF(" Target %d: Ena %d Throttle " 4504 "%d Offset %d Period %d Flags " 4505 "0x%x\n", i, 4506 sdp->isp_devparam[i].dev_enable, 4507 sdp->isp_devparam[i].exc_throttle, 4508 sdp->isp_devparam[i].sync_offset, 4509 sdp->isp_devparam[i].sync_period, 4510 sdp->isp_devparam[i].dev_flags); 4511 } 4512 } 4513 } 4514 4515 static void 4516 isp_parse_nvram_12160(isp, bus, nvram_data) 4517 struct ispsoftc *isp; 4518 int bus; 4519 u_int8_t *nvram_data; 4520 { 4521 static char *tru = "true"; 4522 static char *not = "false"; 4523 sdparam *sdp = (sdparam *) isp->isp_param; 4524 int i; 4525 4526 sdp += bus; 4527 4528 sdp->isp_fifo_threshold = 4529 ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data); 4530 4531 sdp->isp_initiator_id = 4532 ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus); 4533 4534 sdp->isp_bus_reset_delay = 4535 ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4536 4537 sdp->isp_retry_count = 4538 ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4539 4540 sdp->isp_retry_delay = 4541 ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4542 4543 sdp->isp_async_data_setup = 4544 ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4545 bus); 4546 4547 sdp->isp_req_ack_active_neg = 4548 ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4549 bus); 4550 4551 sdp->isp_data_line_active_neg = 4552 ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4553 bus); 4554 4555 sdp->isp_data_dma_burst_enabl = 4556 ISP12160_NVRAM_BURST_ENABLE(nvram_data); 4557 4558 sdp->isp_cmd_dma_burst_enable = 4559 ISP12160_NVRAM_BURST_ENABLE(nvram_data); 4560 4561 sdp->isp_selection_timeout = 4562 ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4563 4564 sdp->isp_max_queue_depth = 4565 ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4566 4567 if (isp->isp_dblev >= 3) { 4568 PRINTF("%s: ISP12160 bus %d NVRAM values:\n", 4569 isp->isp_name, bus); 4570 PRINTF(" Initiator ID = %d\n", 4571 sdp->isp_initiator_id); 4572 PRINTF(" Fifo Threshold = 0x%x\n", 4573 sdp->isp_fifo_threshold); 4574 PRINTF(" Bus Reset Delay = %d\n", 4575 sdp->isp_bus_reset_delay); 4576 PRINTF(" Retry Count = %d\n", 4577 sdp->isp_retry_count); 4578 PRINTF(" Retry Delay = %d\n", 4579 sdp->isp_retry_delay); 4580 PRINTF(" Tag Age Limit = %d\n", 4581 sdp->isp_tag_aging); 4582 PRINTF(" Selection Timeout = %d\n", 4583 sdp->isp_selection_timeout); 4584 PRINTF(" Max Queue Depth = %d\n", 4585 sdp->isp_max_queue_depth); 4586 PRINTF(" Async Data Setup = 0x%x\n", 4587 sdp->isp_async_data_setup); 4588 PRINTF(" REQ/ACK Active Negation = %s\n", 4589 sdp->isp_req_ack_active_neg? tru : not); 4590 PRINTF(" Data Line Active Negation = %s\n", 4591 sdp->isp_data_line_active_neg? tru : not); 4592 PRINTF(" Cmd DMA Burst Enable = %s\n", 4593 sdp->isp_cmd_dma_burst_enable? tru : not); 4594 } 4595 4596 for (i = 0; i < MAX_TARGETS; i++) { 4597 sdp->isp_devparam[i].dev_enable = 4598 ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4599 sdp->isp_devparam[i].exc_throttle = 4600 ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4601 sdp->isp_devparam[i].sync_offset = 4602 ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4603 sdp->isp_devparam[i].sync_period = 4604 ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4605 sdp->isp_devparam[i].dev_flags = 0; 4606 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4607 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4608 if (ISP12160_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4609 PRINTF("%s: not supporting QFRZ option " 4610 "for target %d bus %d\n", isp->isp_name, i, bus); 4611 } 4612 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4613 if (ISP12160_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4614 PRINTF("%s: not disabling ARQ option " 4615 "for target %d bus %d\n", isp->isp_name, i, bus); 4616 } 4617 if (ISP12160_NVRAM_TGT_TQING(nvram_data, i, bus)) 4618 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4619 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4620 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4621 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4622 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4623 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4624 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4625 if (ISP12160_NVRAM_TGT_DISC(nvram_data, i, bus)) 4626 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4627 sdp->isp_devparam[i].cur_dflags = 0; 4628 if (isp->isp_dblev >= 3) { 4629 PRINTF(" Target %d: Ena %d Throttle %d Offset %d " 4630 "Period %d Flags 0x%x\n", i, 4631 sdp->isp_devparam[i].dev_enable, 4632 sdp->isp_devparam[i].exc_throttle, 4633 sdp->isp_devparam[i].sync_offset, 4634 sdp->isp_devparam[i].sync_period, 4635 sdp->isp_devparam[i].dev_flags); 4636 } 4637 } 4638 } 4639 4640 static void 4641 isp_parse_nvram_2100(isp, nvram_data) 4642 struct ispsoftc *isp; 4643 u_int8_t *nvram_data; 4644 { 4645 fcparam *fcp = (fcparam *) isp->isp_param; 4646 union { 4647 struct { 4648 #if BYTE_ORDER == BIG_ENDIAN 4649 u_int32_t hi32; 4650 u_int32_t lo32; 4651 #else 4652 u_int32_t lo32; 4653 u_int32_t hi32; 4654 #endif 4655 } wd; 4656 u_int64_t full64; 4657 } wwnstore; 4658 4659 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 4660 4661 /* 4662 * Broken PTI cards with nothing in the top nibble. Pah. 4663 */ 4664 if ((wwnstore.wd.hi32 >> 28) == 0) { 4665 wwnstore.wd.hi32 |= (2 << 28); 4666 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n", 4667 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4668 } else { 4669 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 4670 wwnstore.wd.hi32, wwnstore.wd.lo32); 4671 } 4672 fcp->isp_nodewwn = wwnstore.full64; 4673 4674 /* 4675 * If the Node WWN has 2 in the top nibble, we can 4676 * authoritatively construct a Port WWN by adding 4677 * our unit number (plus one to make it nonzero) and 4678 * putting it into bits 59..56. If the top nibble isn't 4679 * 2, then we just set them identically. 4680 */ 4681 if ((fcp->isp_nodewwn >> 60) == 2) { 4682 fcp->isp_portwwn = fcp->isp_nodewwn | 4683 (((u_int64_t)(isp->isp_unit+1)) << 56); 4684 } else { 4685 fcp->isp_portwwn = fcp->isp_nodewwn; 4686 } 4687 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 4688 if (wwnstore.full64 != 0) { 4689 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 4690 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4691 } 4692 fcp->isp_maxalloc = 4693 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 4694 fcp->isp_maxfrmlen = 4695 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 4696 fcp->isp_retry_delay = 4697 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 4698 fcp->isp_retry_count = 4699 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 4700 fcp->isp_loopid = 4701 ISP2100_NVRAM_HARDLOOPID(nvram_data); 4702 fcp->isp_execthrottle = 4703 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 4704 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data); 4705 if (isp->isp_dblev > 2) { 4706 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4707 PRINTF(" Max IOCB Allocation = %d\n", 4708 fcp->isp_maxalloc); 4709 PRINTF(" Max Frame Length = %d\n", 4710 fcp->isp_maxfrmlen); 4711 PRINTF(" Execution Throttle = %d\n", 4712 fcp->isp_execthrottle); 4713 PRINTF(" Retry Count = %d\n", 4714 fcp->isp_retry_count); 4715 PRINTF(" Retry Delay = %d\n", 4716 fcp->isp_retry_delay); 4717 PRINTF(" Hard Loop ID = %d\n", 4718 fcp->isp_loopid); 4719 PRINTF(" Options = 0x%x\n", 4720 fcp->isp_fwoptions); 4721 PRINTF(" HBA Options = 0x%x\n", 4722 ISP2100_NVRAM_HBA_OPTIONS(nvram_data)); 4723 } 4724 } 4725