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 99 /* 100 * Reset Hardware. 101 * 102 * Hit the chip over the head, download new f/w if available and set it running. 103 * 104 * Locking done elsewhere. 105 */ 106 void 107 isp_reset(isp) 108 struct ispsoftc *isp; 109 { 110 mbreg_t mbs; 111 int loops, i, dodnld = 1; 112 char *revname; 113 114 isp->isp_state = ISP_NILSTATE; 115 116 /* 117 * Basic types (SCSI, FibreChannel and PCI or SBus) 118 * have been set in the MD code. We figure out more 119 * here. 120 */ 121 isp->isp_dblev = DFLT_DBLEVEL; 122 123 /* 124 * After we've fired this chip up, zero out the conf1 register 125 * for SCSI adapters and other settings for the 2100. 126 */ 127 128 /* 129 * Get the current running firmware revision out of the 130 * chip before we hit it over the head (if this is our 131 * first time through). Note that we store this as the 132 * 'ROM' firmware revision- which it may not be. In any 133 * case, we don't really use this yet, but we may in 134 * the future. 135 */ 136 if (isp->isp_touched == 0) { 137 /* 138 * Just in case it was paused... 139 */ 140 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 141 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 142 isp_mboxcmd(isp, &mbs); 143 /* 144 * If this fails, it probably means we're running 145 * an old prom, if anything at all... 146 */ 147 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 148 isp->isp_romfw_rev[0] = mbs.param[1]; 149 isp->isp_romfw_rev[1] = mbs.param[2]; 150 isp->isp_romfw_rev[2] = mbs.param[3]; 151 } 152 isp->isp_touched = 1; 153 } 154 155 DISABLE_INTS(isp); 156 157 /* 158 * Put the board into PAUSE mode (so we can read the SXP registers). 159 */ 160 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 161 162 if (IS_FC(isp)) { 163 revname = "2X00"; 164 switch (isp->isp_type) { 165 case ISP_HA_FC_2100: 166 revname[1] = '1'; 167 break; 168 case ISP_HA_FC_2200: 169 revname[1] = '2'; 170 break; 171 default: 172 break; 173 } 174 } else if (IS_1240(isp)) { 175 sdparam *sdp = isp->isp_param; 176 revname = "1240"; 177 isp->isp_clock = 60; 178 sdp->isp_ultramode = 1; 179 sdp++; 180 sdp->isp_ultramode = 1; 181 /* 182 * XXX: Should probably do some bus sensing. 183 */ 184 } else if (IS_ULTRA2(isp)) { 185 static char *m = "%s: bus %d is in %s Mode\n"; 186 u_int16_t l; 187 sdparam *sdp = isp->isp_param; 188 189 isp->isp_clock = 100; 190 191 revname = "1080"; 192 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK; 193 switch (l) { 194 case ISP1080_LVD_MODE: 195 sdp->isp_lvdmode = 1; 196 CFGPRINTF(m, isp->isp_name, 0, "LVD"); 197 break; 198 case ISP1080_HVD_MODE: 199 sdp->isp_diffmode = 1; 200 CFGPRINTF(m, isp->isp_name, 0, "Differential"); 201 break; 202 case ISP1080_SE_MODE: 203 sdp->isp_ultramode = 1; 204 CFGPRINTF(m, isp->isp_name, 0, "Single-Ended"); 205 break; 206 default: 207 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n", 208 isp->isp_name, 0, l); 209 break; 210 } 211 212 if (IS_1280(isp)) { 213 sdp++; 214 revname[1] = '2'; 215 l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT); 216 l &= ISP1080_MODE_MASK; 217 switch(l) { 218 case ISP1080_LVD_MODE: 219 sdp->isp_lvdmode = 1; 220 CFGPRINTF(m, isp->isp_name, 1, "LVD"); 221 break; 222 case ISP1080_HVD_MODE: 223 sdp->isp_diffmode = 1; 224 CFGPRINTF(m, isp->isp_name, 1, "Differential"); 225 break; 226 case ISP1080_SE_MODE: 227 sdp->isp_ultramode = 1; 228 CFGPRINTF(m, isp->isp_name, 1, "Single-Ended"); 229 break; 230 default: 231 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n", 232 isp->isp_name, 1, l); 233 break; 234 } 235 } 236 } else { 237 sdparam *sdp = isp->isp_param; 238 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK; 239 switch (i) { 240 default: 241 PRINTF("%s: unknown chip rev. 0x%x- assuming a 1020\n", 242 isp->isp_name, i); 243 /* FALLTHROUGH */ 244 case 1: 245 revname = "1020"; 246 isp->isp_type = ISP_HA_SCSI_1020; 247 isp->isp_clock = 40; 248 break; 249 case 2: 250 /* 251 * Some 1020A chips are Ultra Capable, but don't 252 * run the clock rate up for that unless told to 253 * do so by the Ultra Capable bits being set. 254 */ 255 revname = "1020A"; 256 isp->isp_type = ISP_HA_SCSI_1020A; 257 isp->isp_clock = 40; 258 break; 259 case 3: 260 revname = "1040"; 261 isp->isp_type = ISP_HA_SCSI_1040; 262 isp->isp_clock = 60; 263 break; 264 case 4: 265 revname = "1040A"; 266 isp->isp_type = ISP_HA_SCSI_1040A; 267 isp->isp_clock = 60; 268 break; 269 case 5: 270 revname = "1040B"; 271 isp->isp_type = ISP_HA_SCSI_1040B; 272 isp->isp_clock = 60; 273 break; 274 case 6: 275 revname = "1040C"; 276 isp->isp_type = ISP_HA_SCSI_1040C; 277 isp->isp_clock = 60; 278 break; 279 } 280 /* 281 * Now, while we're at it, gather info about ultra 282 * and/or differential mode. 283 */ 284 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) { 285 CFGPRINTF("%s: Differential Mode\n", isp->isp_name); 286 sdp->isp_diffmode = 1; 287 } else { 288 sdp->isp_diffmode = 0; 289 } 290 i = ISP_READ(isp, RISC_PSR); 291 if (isp->isp_bustype == ISP_BT_SBUS) { 292 i &= RISC_PSR_SBUS_ULTRA; 293 } else { 294 i &= RISC_PSR_PCI_ULTRA; 295 } 296 if (i != 0) { 297 CFGPRINTF("%s: Ultra Mode Capable\n", isp->isp_name); 298 sdp->isp_ultramode = 1; 299 /* 300 * If we're in Ultra Mode, we have to be 60Mhz clock- 301 * even for the SBus version. 302 */ 303 isp->isp_clock = 60; 304 } else { 305 sdp->isp_ultramode = 0; 306 /* 307 * Clock is known. Gronk. 308 */ 309 } 310 311 /* 312 * Machine dependent clock (if set) overrides 313 * our generic determinations. 314 */ 315 if (isp->isp_mdvec->dv_clock) { 316 if (isp->isp_mdvec->dv_clock < isp->isp_clock) { 317 isp->isp_clock = isp->isp_mdvec->dv_clock; 318 } 319 } 320 321 } 322 323 /* 324 * Do MD specific pre initialization 325 */ 326 ISP_RESET0(isp); 327 328 again: 329 330 /* 331 * Hit the chip over the head with hammer, 332 * and give the ISP a chance to recover. 333 */ 334 335 if (IS_SCSI(isp)) { 336 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET); 337 /* 338 * A slight delay... 339 */ 340 SYS_DELAY(100); 341 342 #if 0 343 PRINTF("%s: mbox0-5: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", 344 isp->isp_name, ISP_READ(isp, OUTMAILBOX0), 345 ISP_READ(isp, OUTMAILBOX1), ISP_READ(isp, OUTMAILBOX2), 346 ISP_READ(isp, OUTMAILBOX3), ISP_READ(isp, OUTMAILBOX4), 347 ISP_READ(isp, OUTMAILBOX5)); 348 #endif 349 350 /* 351 * Clear data && control DMA engines. 352 */ 353 ISP_WRITE(isp, CDMA_CONTROL, 354 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 355 ISP_WRITE(isp, DDMA_CONTROL, 356 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 357 358 359 } else { 360 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET); 361 /* 362 * A slight delay... 363 */ 364 SYS_DELAY(100); 365 366 /* 367 * Clear data && control DMA engines. 368 */ 369 ISP_WRITE(isp, CDMA2100_CONTROL, 370 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 371 ISP_WRITE(isp, TDMA2100_CONTROL, 372 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 373 ISP_WRITE(isp, RDMA2100_CONTROL, 374 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 375 } 376 377 /* 378 * Wait for ISP to be ready to go... 379 */ 380 loops = MBOX_DELAY_COUNT; 381 for (;;) { 382 if (IS_SCSI(isp)) { 383 if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) 384 break; 385 } else { 386 if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET)) 387 break; 388 } 389 SYS_DELAY(100); 390 if (--loops < 0) { 391 isp_dumpregs(isp, "chip reset timed out"); 392 return; 393 } 394 } 395 396 /* 397 * After we've fired this chip up, zero out the conf1 register 398 * for SCSI adapters and other settings for the 2100. 399 */ 400 401 if (IS_SCSI(isp)) { 402 ISP_WRITE(isp, BIU_CONF1, 0); 403 } else { 404 ISP_WRITE(isp, BIU2100_CSR, 0); 405 } 406 407 /* 408 * Reset RISC Processor 409 */ 410 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 411 SYS_DELAY(100); 412 413 /* 414 * Establish some initial burst rate stuff. 415 * (only for the 1XX0 boards). This really should 416 * be done later after fetching from NVRAM. 417 */ 418 if (IS_SCSI(isp)) { 419 u_int16_t tmp = isp->isp_mdvec->dv_conf1; 420 /* 421 * Busted FIFO. Turn off all but burst enables. 422 */ 423 if (isp->isp_type == ISP_HA_SCSI_1040A) { 424 tmp &= BIU_BURST_ENABLE; 425 } 426 ISP_SETBITS(isp, BIU_CONF1, tmp); 427 if (tmp & BIU_BURST_ENABLE) { 428 ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST); 429 ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST); 430 } 431 #ifdef PTI_CARDS 432 if (((sdparam *) isp->isp_param)->isp_ultramode) { 433 while (ISP_READ(isp, RISC_MTR) != 0x1313) { 434 ISP_WRITE(isp, RISC_MTR, 0x1313); 435 ISP_WRITE(isp, HCCR, HCCR_CMD_STEP); 436 } 437 } else { 438 ISP_WRITE(isp, RISC_MTR, 0x1212); 439 } 440 /* 441 * PTI specific register 442 */ 443 ISP_WRITE(isp, RISC_EMB, DUAL_BANK) 444 #else 445 ISP_WRITE(isp, RISC_MTR, 0x1212); 446 #endif 447 } else { 448 ISP_WRITE(isp, RISC_MTR2100, 0x1212); 449 } 450 451 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */ 452 453 /* 454 * Do MD specific post initialization 455 */ 456 ISP_RESET1(isp); 457 458 /* 459 * Wait for everything to finish firing up... 460 */ 461 loops = MBOX_DELAY_COUNT; 462 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) { 463 SYS_DELAY(100); 464 if (--loops < 0) { 465 PRINTF("%s: MBOX_BUSY never cleared on reset\n", 466 isp->isp_name); 467 return; 468 } 469 } 470 471 /* 472 * Up until this point we've done everything by just reading or 473 * setting registers. From this point on we rely on at least *some* 474 * kind of firmware running in the card. 475 */ 476 477 /* 478 * Do some sanity checking. 479 */ 480 mbs.param[0] = MBOX_NO_OP; 481 isp_mboxcmd(isp, &mbs); 482 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 483 isp_dumpregs(isp, "NOP test failed"); 484 return; 485 } 486 487 if (IS_SCSI(isp)) { 488 mbs.param[0] = MBOX_MAILBOX_REG_TEST; 489 mbs.param[1] = 0xdead; 490 mbs.param[2] = 0xbeef; 491 mbs.param[3] = 0xffff; 492 mbs.param[4] = 0x1111; 493 mbs.param[5] = 0xa5a5; 494 isp_mboxcmd(isp, &mbs); 495 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 496 isp_dumpregs(isp, 497 "Mailbox Register test didn't complete"); 498 return; 499 } 500 if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef || 501 mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 || 502 mbs.param[5] != 0xa5a5) { 503 isp_dumpregs(isp, "Register Test Failed"); 504 return; 505 } 506 507 } 508 509 /* 510 * Download new Firmware, unless requested not to do so. 511 * This is made slightly trickier in some cases where the 512 * firmware of the ROM revision is newer than the revision 513 * compiled into the driver. So, where we used to compare 514 * versions of our f/w and the ROM f/w, now we just see 515 * whether we have f/w at all and whether a config flag 516 * has disabled our download. 517 */ 518 if ((isp->isp_mdvec->dv_ispfw == NULL) || 519 (isp->isp_confopts & ISP_CFG_NORELOAD)) { 520 dodnld = 0; 521 } 522 523 if (dodnld) { 524 u_int16_t fwlen = isp->isp_mdvec->dv_fwlen; 525 if (fwlen == 0) 526 fwlen = isp->isp_mdvec->dv_ispfw[3]; /* usually here */ 527 for (i = 0; i < fwlen; i++) { 528 mbs.param[0] = MBOX_WRITE_RAM_WORD; 529 mbs.param[1] = isp->isp_mdvec->dv_codeorg + i; 530 mbs.param[2] = isp->isp_mdvec->dv_ispfw[i]; 531 isp_mboxcmd(isp, &mbs); 532 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 533 PRINTF("%s: F/W download failed at word %d\n", 534 isp->isp_name, i); 535 dodnld = 0; 536 goto again; 537 } 538 } 539 540 /* 541 * Verify that it downloaded correctly. 542 */ 543 mbs.param[0] = MBOX_VERIFY_CHECKSUM; 544 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 545 isp_mboxcmd(isp, &mbs); 546 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 547 isp_dumpregs(isp, "ram checksum failure"); 548 return; 549 } 550 } else { 551 IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name)); 552 } 553 554 /* 555 * Now start it rolling. 556 * 557 * If we didn't actually download f/w, 558 * we still need to (re)start it. 559 */ 560 561 mbs.param[0] = MBOX_EXEC_FIRMWARE; 562 if (isp->isp_mdvec->dv_codeorg) 563 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 564 else 565 mbs.param[1] = 0x1000; 566 isp_mboxcmd(isp, &mbs); 567 568 if (IS_SCSI(isp)) { 569 /* 570 * Set CLOCK RATE, but only if asked to. 571 */ 572 if (isp->isp_clock) { 573 mbs.param[0] = MBOX_SET_CLOCK_RATE; 574 mbs.param[1] = isp->isp_clock; 575 isp_mboxcmd(isp, &mbs); 576 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 577 PRINTF("failed to set clockrate (0x%x)\n", 578 mbs.param[0]); 579 /* but continue */ 580 } 581 } 582 } 583 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 584 isp_mboxcmd(isp, &mbs); 585 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 586 PRINTF("could not get f/w started (0x%x)\n", mbs.param[0]); 587 return; 588 } 589 CFGPRINTF("%s: Board Revision %s, %s F/W Revision %d.%d.%d\n", 590 isp->isp_name, revname, dodnld? "loaded" : "resident", 591 mbs.param[1], mbs.param[2], mbs.param[3]); 592 if (IS_FC(isp)) { 593 if (ISP_READ(isp, BIU2100_CSR) & BIU2100_PCI64) { 594 CFGPRINTF("%s: in 64-Bit PCI slot\n", isp->isp_name); 595 } 596 } 597 598 isp->isp_fwrev[0] = mbs.param[1]; 599 isp->isp_fwrev[1] = mbs.param[2]; 600 isp->isp_fwrev[2] = mbs.param[3]; 601 if (isp->isp_romfw_rev[0] || isp->isp_romfw_rev[1] || 602 isp->isp_romfw_rev[2]) { 603 CFGPRINTF("%s: Last F/W revision was %d.%d.%d\n", isp->isp_name, 604 isp->isp_romfw_rev[0], isp->isp_romfw_rev[1], 605 isp->isp_romfw_rev[2]); 606 } 607 608 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 609 isp_mboxcmd(isp, &mbs); 610 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 611 PRINTF("%s: could not GET FIRMWARE STATUS\n", isp->isp_name); 612 return; 613 } 614 isp->isp_maxcmds = mbs.param[2]; 615 CFGPRINTF("%s: %d max I/O commands supported\n", 616 isp->isp_name, mbs.param[2]); 617 isp_fw_state(isp); 618 619 /* 620 * Set up DMA for the request and result mailboxes. 621 */ 622 if (ISP_MBOXDMASETUP(isp) != 0) { 623 PRINTF("%s: can't setup dma mailboxes\n", isp->isp_name); 624 return; 625 } 626 isp->isp_state = ISP_RESETSTATE; 627 } 628 629 /* 630 * Initialize Parameters of Hardware to a known state. 631 * 632 * Locks are held before coming here. 633 */ 634 635 void 636 isp_init(isp) 637 struct ispsoftc *isp; 638 { 639 /* 640 * Must do this first to get defaults established. 641 */ 642 isp_setdfltparm(isp, 0); 643 if (IS_DUALBUS(isp)) { 644 isp_setdfltparm(isp, 1); 645 } 646 647 if (IS_FC(isp)) { 648 isp_fibre_init(isp); 649 } else { 650 isp_scsi_init(isp); 651 } 652 } 653 654 static void 655 isp_scsi_init(isp) 656 struct ispsoftc *isp; 657 { 658 sdparam *sdp_chan0, *sdp_chan1; 659 mbreg_t mbs; 660 661 sdp_chan0 = isp->isp_param; 662 sdp_chan1 = sdp_chan0; 663 if (IS_DUALBUS(isp)) { 664 sdp_chan1++; 665 } 666 667 /* First do overall per-card settings. */ 668 669 /* 670 * If we have fast memory timing enabled, turn it on. 671 */ 672 if (isp->isp_fast_mttr) { 673 ISP_WRITE(isp, RISC_MTR, 0x1313); 674 } 675 676 /* 677 * Set Retry Delay and Count. 678 * You set both channels at the same time. 679 */ 680 mbs.param[0] = MBOX_SET_RETRY_COUNT; 681 mbs.param[1] = sdp_chan0->isp_retry_count; 682 mbs.param[2] = sdp_chan0->isp_retry_delay; 683 mbs.param[6] = sdp_chan1->isp_retry_count; 684 mbs.param[7] = sdp_chan1->isp_retry_delay; 685 686 isp_mboxcmd(isp, &mbs); 687 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 688 PRINTF("%s: failed to set retry count and retry delay\n", 689 isp->isp_name); 690 return; 691 } 692 693 /* 694 * Set ASYNC DATA SETUP time. This is very important. 695 */ 696 mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME; 697 mbs.param[1] = sdp_chan0->isp_async_data_setup; 698 mbs.param[2] = sdp_chan1->isp_async_data_setup; 699 isp_mboxcmd(isp, &mbs); 700 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 701 PRINTF("%s: failed to set asynchronous data setup time\n", 702 isp->isp_name); 703 return; 704 } 705 706 /* 707 * Set ACTIVE Negation State. 708 */ 709 mbs.param[0] = MBOX_SET_ACT_NEG_STATE; 710 mbs.param[1] = 711 (sdp_chan0->isp_req_ack_active_neg << 4) | 712 (sdp_chan0->isp_data_line_active_neg << 5); 713 mbs.param[2] = 714 (sdp_chan1->isp_req_ack_active_neg << 4) | 715 (sdp_chan1->isp_data_line_active_neg << 5); 716 717 isp_mboxcmd(isp, &mbs); 718 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 719 PRINTF("%s: failed to set active negation state " 720 "(%d,%d),(%d,%d)\n", isp->isp_name, 721 sdp_chan0->isp_req_ack_active_neg, 722 sdp_chan0->isp_data_line_active_neg, 723 sdp_chan1->isp_req_ack_active_neg, 724 sdp_chan1->isp_data_line_active_neg); 725 /* 726 * But don't return. 727 */ 728 } 729 730 /* 731 * Set the Tag Aging limit 732 */ 733 mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT; 734 mbs.param[1] = sdp_chan0->isp_tag_aging; 735 mbs.param[2] = sdp_chan1->isp_tag_aging; 736 isp_mboxcmd(isp, &mbs); 737 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 738 PRINTF("%s: failed to set tag age limit (%d,%d)\n", 739 isp->isp_name, sdp_chan0->isp_tag_aging, 740 sdp_chan1->isp_tag_aging); 741 return; 742 } 743 744 /* 745 * Set selection timeout. 746 */ 747 mbs.param[0] = MBOX_SET_SELECT_TIMEOUT; 748 mbs.param[1] = sdp_chan0->isp_selection_timeout; 749 mbs.param[2] = sdp_chan1->isp_selection_timeout; 750 isp_mboxcmd(isp, &mbs); 751 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 752 PRINTF("%s: failed to set selection timeout\n", isp->isp_name); 753 return; 754 } 755 756 /* now do per-channel settings */ 757 isp_scsi_channel_init(isp, 0); 758 if (IS_DUALBUS(isp)) 759 isp_scsi_channel_init(isp, 1); 760 761 /* 762 * Now enable request/response queues 763 */ 764 765 mbs.param[0] = MBOX_INIT_RES_QUEUE; 766 mbs.param[1] = RESULT_QUEUE_LEN; 767 mbs.param[2] = DMA_MSW(isp->isp_result_dma); 768 mbs.param[3] = DMA_LSW(isp->isp_result_dma); 769 mbs.param[4] = 0; 770 mbs.param[5] = 0; 771 isp_mboxcmd(isp, &mbs); 772 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 773 PRINTF("%s: set of response queue failed\n", isp->isp_name); 774 return; 775 } 776 isp->isp_residx = 0; 777 778 mbs.param[0] = MBOX_INIT_REQ_QUEUE; 779 mbs.param[1] = RQUEST_QUEUE_LEN; 780 mbs.param[2] = DMA_MSW(isp->isp_rquest_dma); 781 mbs.param[3] = DMA_LSW(isp->isp_rquest_dma); 782 mbs.param[4] = 0; 783 mbs.param[5] = 0; 784 isp_mboxcmd(isp, &mbs); 785 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 786 PRINTF("%s: set of request queue failed\n", isp->isp_name); 787 return; 788 } 789 isp->isp_reqidx = isp->isp_reqodx = 0; 790 791 /* 792 * Turn on Fast Posting, LVD transitions 793 */ 794 795 if (IS_ULTRA2(isp) || 796 ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)) { 797 mbs.param[0] = MBOX_SET_FW_FEATURES; 798 #ifndef ISP_NO_FASTPOST_SCSI 799 mbs.param[1] |= FW_FEATURE_FAST_POST; 800 #else 801 mbs.param[1] = 0; 802 #endif 803 if (IS_ULTRA2(isp)) 804 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY; 805 if (mbs.param[1] != 0) { 806 isp_mboxcmd(isp, &mbs); 807 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 808 PRINTF("%s: unable enable FW features\n", 809 isp->isp_name); 810 } 811 } 812 } 813 814 /* 815 * Let the outer layers decide whether to issue a SCSI bus reset. 816 */ 817 isp->isp_state = ISP_INITSTATE; 818 } 819 820 static void 821 isp_scsi_channel_init(isp, channel) 822 struct ispsoftc *isp; 823 int channel; 824 { 825 sdparam *sdp; 826 mbreg_t mbs; 827 int tgt; 828 829 sdp = isp->isp_param; 830 sdp += channel; 831 832 /* 833 * Set (possibly new) Initiator ID. 834 */ 835 mbs.param[0] = MBOX_SET_INIT_SCSI_ID; 836 mbs.param[1] = (channel << 7) | sdp->isp_initiator_id; 837 isp_mboxcmd(isp, &mbs); 838 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 839 PRINTF("%s: cannot set initiator id on bus %d to %d\n", 840 isp->isp_name, channel, sdp->isp_initiator_id); 841 return; 842 } 843 844 /* 845 * Set current per-target parameters to a safe minimum. 846 */ 847 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 848 int maxlun, lun; 849 u_int16_t sdf; 850 851 if (sdp->isp_devparam[tgt].dev_enable == 0) { 852 IDPRINTF(1, ("%s: skipping target %d bus %d settings\n", 853 isp->isp_name, tgt, channel)); 854 continue; 855 } 856 857 /* 858 * If we're in LVD mode, then we pretty much should 859 * only disable tagged queuing. 860 */ 861 if (IS_ULTRA2(isp) && sdp->isp_lvdmode) { 862 sdf = DPARM_DEFAULT & ~DPARM_TQING; 863 } else { 864 sdf = DPARM_SAFE_DFLT; 865 /* 866 * It is not quite clear when this changed over so that 867 * we could force narrow and async, so assume >= 7.55. 868 */ 869 if (ISP_FW_REVX(isp->isp_fwrev) >= 870 ISP_FW_REV(7, 55, 0)) { 871 sdf |= DPARM_NARROW | DPARM_ASYNC; 872 } 873 } 874 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 875 mbs.param[1] = (tgt << 8) | (channel << 15); 876 mbs.param[2] = sdf; 877 mbs.param[3] = 878 (sdp->isp_devparam[tgt].sync_offset << 8) | 879 (sdp->isp_devparam[tgt].sync_period); 880 isp_mboxcmd(isp, &mbs); 881 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 882 sdf = DPARM_SAFE_DFLT; 883 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 884 mbs.param[1] = (tgt << 8) | (channel << 15); 885 mbs.param[2] = sdf; 886 mbs.param[3] = 887 (sdp->isp_devparam[tgt].sync_offset << 8) | 888 (sdp->isp_devparam[tgt].sync_period); 889 isp_mboxcmd(isp, &mbs); 890 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 891 PRINTF("%s: failed even to set defaults for " 892 "target %d\n", isp->isp_name, tgt); 893 continue; 894 } 895 } 896 897 #if 0 898 /* 899 * We don't update dev_flags with what we've set 900 * because that's not the ultimate goal setting. 901 * If we succeed with the command, we *do* update 902 * cur_dflags by getting target parameters. 903 */ 904 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 905 mbs.param[1] = (tgt << 8) | (channel << 15); 906 isp_mboxcmd(isp, &mbs); 907 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 908 /* 909 * Urrr.... We'll set cur_dflags to DPARM_SAFE_DFLT so 910 * we don't try and do tags if tags aren't enabled. 911 */ 912 sdp->isp_devparam[tgt].cur_dflags = DPARM_SAFE_DFLT; 913 } else { 914 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 915 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 916 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 917 } 918 IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n", 919 isp->isp_name, sdf, mbs.param[2], tgt)); 920 #else 921 /* 922 * We don't update any information because we need to run 923 * at least one command per target to cause a new state 924 * to be latched. 925 */ 926 #endif 927 /* 928 * Ensure that we don't believe tagged queuing is enabled yet. 929 * It turns out that sometimes the ISP just ignores our 930 * attempts to set parameters for devices that it hasn't 931 * seen yet. 932 */ 933 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 934 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)) 935 maxlun = 32; 936 else 937 maxlun = 8; 938 for (lun = 0; lun < maxlun; lun++) { 939 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS; 940 mbs.param[1] = (channel << 15) | (tgt << 8) | lun; 941 mbs.param[2] = sdp->isp_max_queue_depth; 942 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle; 943 isp_mboxcmd(isp, &mbs); 944 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 945 PRINTF("%s: failed to set device queue " 946 "parameters for target %d, lun %d\n", 947 isp->isp_name, tgt, lun); 948 break; 949 } 950 } 951 } 952 } 953 954 /* 955 * Fibre Channel specific initialization. 956 * 957 * Locks are held before coming here. 958 */ 959 static void 960 isp_fibre_init(isp) 961 struct ispsoftc *isp; 962 { 963 fcparam *fcp; 964 isp_icb_t *icbp; 965 mbreg_t mbs; 966 int loopid; 967 968 fcp = isp->isp_param; 969 970 /* 971 * For systems that don't have BIOS methods for which 972 * we can easily change the NVRAM based loopid, we'll 973 * override that here. Note that when we initialize 974 * the firmware we may get back a different loopid than 975 * we asked for anyway. XXX This is probably not the 976 * best way to figure this out XXX 977 */ 978 #ifndef __i386__ 979 loopid = DEFAULT_LOOPID(isp); 980 #else 981 loopid = fcp->isp_loopid; 982 #endif 983 984 icbp = (isp_icb_t *) fcp->isp_scratch; 985 MEMZERO(icbp, sizeof (*icbp)); 986 987 icbp->icb_version = ICB_VERSION1; 988 #ifdef ISP_TARGET_MODE 989 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE; 990 #else 991 fcp->isp_fwoptions = 0; 992 #endif 993 994 fcp->isp_fwoptions |= ICBOPT_FAIRNESS; 995 /* 996 * If this is a 2100 < revision 5, we have to turn off FAIRNESS. 997 */ 998 if ((isp->isp_type == ISP_HA_FC_2100) && isp->isp_revision < 5) { 999 fcp->isp_fwoptions &= ~ICBOPT_FAIRNESS; 1000 } 1001 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE; 1002 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS; 1003 /* 1004 * We have to use FULL LOGIN even though it resets the loop too much 1005 * because otherwise port database entries don't get updated after 1006 * a LIP- this is a known f/w bug. 1007 */ 1008 if (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(1, 17, 0)) { 1009 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN; 1010 } 1011 #ifndef ISP_NO_FASTPOST_FC 1012 fcp->isp_fwoptions |= ICBOPT_FAST_POST; 1013 #endif 1014 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) 1015 fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX; 1016 1017 /* 1018 * We don't set ICBOPT_PORTNAME because we want our 1019 * Node Name && Port Names to be distinct. 1020 */ 1021 1022 icbp->icb_fwoptions = fcp->isp_fwoptions; 1023 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen; 1024 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || 1025 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) { 1026 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n", 1027 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN); 1028 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN; 1029 } 1030 icbp->icb_maxalloc = fcp->isp_maxalloc; 1031 if (icbp->icb_maxalloc < 1) { 1032 PRINTF("%s: bad maximum allocation (%d)- using 16\n", 1033 isp->isp_name, fcp->isp_maxalloc); 1034 icbp->icb_maxalloc = 16; 1035 } 1036 icbp->icb_execthrottle = fcp->isp_execthrottle; 1037 if (icbp->icb_execthrottle < 1) { 1038 PRINTF("%s: bad execution throttle of %d- using 16\n", 1039 isp->isp_name, fcp->isp_execthrottle); 1040 icbp->icb_execthrottle = ICB_DFLT_THROTTLE; 1041 } 1042 icbp->icb_retry_delay = fcp->isp_retry_delay; 1043 icbp->icb_retry_count = fcp->isp_retry_count; 1044 icbp->icb_hardaddr = loopid; 1045 icbp->icb_logintime = 30; /* 30 second login timeout */ 1046 1047 if (fcp->isp_nodewwn) { 1048 u_int64_t pn; 1049 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_nodewwn); 1050 if (fcp->isp_portwwn) { 1051 pn = fcp->isp_portwwn; 1052 } else { 1053 pn = fcp->isp_nodewwn | 1054 (((u_int64_t)(isp->isp_unit+1)) << 56); 1055 } 1056 /* 1057 * If the top nibble is 2, we can construct a port name 1058 * from the node name by setting a nonzero instance in 1059 * bits 56..59. Otherwise, we need to make it identical 1060 * to Node name... 1061 */ 1062 if ((fcp->isp_nodewwn >> 60) == 2) { 1063 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, pn); 1064 } else { 1065 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, 1066 fcp->isp_nodewwn); 1067 } 1068 } else { 1069 fcp->isp_fwoptions &= ~(ICBOPT_USE_PORTNAME|ICBOPT_FULL_LOGIN); 1070 } 1071 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN; 1072 icbp->icb_rsltqlen = RESULT_QUEUE_LEN; 1073 icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_rquest_dma); 1074 icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_rquest_dma); 1075 icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_result_dma); 1076 icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_result_dma); 1077 ISP_SWIZZLE_ICB(isp, icbp); 1078 1079 /* 1080 * Do this *before* initializing the firmware. 1081 */ 1082 isp_mark_getpdb_all(isp); 1083 fcp->isp_fwstate = FW_CONFIG_WAIT; 1084 fcp->isp_loopstate = LOOP_NIL; 1085 1086 MemoryBarrier(); 1087 for (;;) { 1088 mbs.param[0] = MBOX_INIT_FIRMWARE; 1089 mbs.param[1] = 0; 1090 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1091 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1092 mbs.param[4] = 0; 1093 mbs.param[5] = 0; 1094 mbs.param[6] = 0; 1095 mbs.param[7] = 0; 1096 isp_mboxcmd(isp, &mbs); 1097 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1098 PRINTF("%s: INIT FIRMWARE failed (code 0x%x)\n", 1099 isp->isp_name, mbs.param[0]); 1100 if (mbs.param[0] & 0x8000) { 1101 SYS_DELAY(1000); 1102 continue; 1103 } 1104 return; 1105 } 1106 break; 1107 } 1108 1109 isp->isp_reqidx = isp->isp_reqodx = 0; 1110 isp->isp_residx = 0; 1111 isp->isp_sendmarker = 1; 1112 1113 /* 1114 * Whatever happens, we're now committed to being here. 1115 */ 1116 isp->isp_state = ISP_INITSTATE; 1117 } 1118 1119 /* 1120 * Fibre Channel Support- get the port database for the id. 1121 * 1122 * Locks are held before coming here. Return 0 if success, 1123 * else failure. 1124 */ 1125 1126 static void 1127 isp_mark_getpdb_all(isp) 1128 struct ispsoftc *isp; 1129 { 1130 fcparam *fcp = (fcparam *) isp->isp_param; 1131 int i; 1132 for (i = 0; i < MAX_FC_TARG; i++) { 1133 fcp->portdb[i].valid = 0; 1134 } 1135 } 1136 1137 static int 1138 isp_getpdb(isp, id, pdbp) 1139 struct ispsoftc *isp; 1140 int id; 1141 isp_pdb_t *pdbp; 1142 { 1143 fcparam *fcp = (fcparam *) isp->isp_param; 1144 mbreg_t mbs; 1145 1146 mbs.param[0] = MBOX_GET_PORT_DB; 1147 mbs.param[1] = id << 8; 1148 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1149 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1150 /* 1151 * Unneeded. For the 2100, except for initializing f/w, registers 1152 * 4/5 have to not be written to. 1153 * mbs.param[4] = 0; 1154 * mbs.param[5] = 0; 1155 * 1156 */ 1157 mbs.param[6] = 0; 1158 mbs.param[7] = 0; 1159 isp_mboxcmd(isp, &mbs); 1160 switch (mbs.param[0]) { 1161 case MBOX_COMMAND_COMPLETE: 1162 MemoryBarrier(); 1163 ISP_UNSWIZZLE_AND_COPY_PDBP(isp, pdbp, fcp->isp_scratch); 1164 break; 1165 case MBOX_HOST_INTERFACE_ERROR: 1166 PRINTF("%s: DMA error getting port database\n", isp->isp_name); 1167 return (-1); 1168 case MBOX_COMMAND_PARAM_ERROR: 1169 /* Not Logged In */ 1170 IDPRINTF(3, ("%s: Param Error on Get Port Database for id %d\n", 1171 isp->isp_name, id)); 1172 return (-1); 1173 default: 1174 PRINTF("%s: error 0x%x getting port database for ID %d\n", 1175 isp->isp_name, mbs.param[0], id); 1176 return (-1); 1177 } 1178 return (0); 1179 } 1180 1181 static u_int64_t 1182 isp_get_portname(isp, loopid, nodename) 1183 struct ispsoftc *isp; 1184 int loopid; 1185 int nodename; 1186 { 1187 u_int64_t wwn = 0; 1188 mbreg_t mbs; 1189 1190 mbs.param[0] = MBOX_GET_PORT_NAME; 1191 mbs.param[1] = loopid << 8; 1192 if (nodename) 1193 mbs.param[1] |= 1; 1194 isp_mboxcmd(isp, &mbs); 1195 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 1196 wwn = 1197 (((u_int64_t)(mbs.param[2] & 0xff)) << 56) | 1198 (((u_int64_t)(mbs.param[2] >> 8)) << 48) | 1199 (((u_int64_t)(mbs.param[3] & 0xff)) << 40) | 1200 (((u_int64_t)(mbs.param[3] >> 8)) << 32) | 1201 (((u_int64_t)(mbs.param[6] & 0xff)) << 24) | 1202 (((u_int64_t)(mbs.param[6] >> 8)) << 16) | 1203 (((u_int64_t)(mbs.param[7] & 0xff)) << 8) | 1204 (((u_int64_t)(mbs.param[7] >> 8))); 1205 } 1206 return (wwn); 1207 } 1208 1209 /* 1210 * Make sure we have good FC link and know our Loop ID. 1211 */ 1212 1213 static int 1214 isp_fclink_test(isp, waitdelay) 1215 struct ispsoftc *isp; 1216 int waitdelay; 1217 { 1218 static char *toponames[] = { 1219 "Private Loop", 1220 "FL Port", 1221 "N-Port to N-Port", 1222 "F Port" 1223 }; 1224 char *tname; 1225 mbreg_t mbs; 1226 int count, topo = -1; 1227 u_int8_t lwfs; 1228 fcparam *fcp; 1229 #if defined(ISP2100_FABRIC) 1230 isp_pdb_t pdb; 1231 #endif 1232 fcp = isp->isp_param; 1233 1234 /* 1235 * Wait up to N microseconds for F/W to go to a ready state. 1236 */ 1237 lwfs = FW_CONFIG_WAIT; 1238 for (count = 0; count < waitdelay; count += 100) { 1239 isp_fw_state(isp); 1240 if (lwfs != fcp->isp_fwstate) { 1241 PRINTF("%s: Firmware State %s -> %s\n", 1242 isp->isp_name, isp2100_fw_statename((int)lwfs), 1243 isp2100_fw_statename((int)fcp->isp_fwstate)); 1244 lwfs = fcp->isp_fwstate; 1245 } 1246 if (fcp->isp_fwstate == FW_READY) { 1247 break; 1248 } 1249 SYS_DELAY(100); /* wait 100 microseconds */ 1250 } 1251 1252 /* 1253 * If we haven't gone to 'ready' state, return. 1254 */ 1255 if (fcp->isp_fwstate != FW_READY) { 1256 return (-1); 1257 } 1258 1259 /* 1260 * Get our Loop ID (if possible). We really need to have it. 1261 */ 1262 mbs.param[0] = MBOX_GET_LOOP_ID; 1263 isp_mboxcmd(isp, &mbs); 1264 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1265 PRINTF("%s: GET LOOP ID failed\n", isp->isp_name); 1266 return (-1); 1267 } 1268 fcp->isp_loopid = mbs.param[1]; 1269 if (isp->isp_type == ISP_HA_FC_2200) { 1270 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(2, 0, 14)) { 1271 topo = (int) mbs.param[6]; 1272 } 1273 } else if (isp->isp_type == ISP_HA_FC_2100) { 1274 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(1, 17, 26)) { 1275 topo = (int) mbs.param[6]; 1276 } 1277 } 1278 if (topo < 0 || topo > 3) 1279 tname = "unknown"; 1280 else 1281 tname = toponames[topo]; 1282 1283 /* 1284 * If we're not on a fabric, the low 8 bits will be our AL_PA. 1285 * If we're on a fabric, the low 8 bits will still be our AL_PA. 1286 */ 1287 fcp->isp_alpa = mbs.param[2]; 1288 #if defined(ISP2100_FABRIC) 1289 fcp->isp_onfabric = 0; 1290 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) { 1291 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16); 1292 fcp->isp_onfabric = 1; 1293 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State " 1294 "0x%x topology %s\n", isp->isp_name, fcp->isp_loopid, 1295 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate, tname); 1296 1297 /* 1298 * Make sure we're logged out of all fabric devices. 1299 */ 1300 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) { 1301 struct lportdb *lp = &fcp->portdb[count]; 1302 if (lp->valid == 0 || lp->fabdev == 0) 1303 continue; 1304 PRINTF("%s: logging out target %d at Loop ID %d " 1305 "(port id 0x%x)\n", isp->isp_name, count, 1306 lp->loopid, lp->portid); 1307 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1308 mbs.param[1] = lp->loopid << 8; 1309 mbs.param[2] = 0; 1310 mbs.param[3] = 0; 1311 isp_mboxcmd(isp, &mbs); 1312 } 1313 } else 1314 #endif 1315 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology %s\n", 1316 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate, 1317 tname); 1318 fcp->loop_seen_once = 1; 1319 return (0); 1320 } 1321 1322 /* 1323 * Compare two local port db entities and return 1 if they're the same, else 0. 1324 */ 1325 1326 static int 1327 isp_same_lportdb(a, b) 1328 struct lportdb *a, *b; 1329 { 1330 /* 1331 * We decide two lports are the same if they have non-zero and 1332 * identical port WWNs and identical loop IDs. 1333 */ 1334 1335 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn || 1336 a->loopid != b->loopid) { 1337 return (0); 1338 } else { 1339 return (1); 1340 } 1341 } 1342 1343 /* 1344 * Synchronize our soft copy of the port database with what the f/w thinks 1345 * (with a view toward possibly for a specific target....) 1346 */ 1347 1348 static int 1349 isp_pdb_sync(isp, target) 1350 struct ispsoftc *isp; 1351 int target; 1352 { 1353 struct lportdb *lp, *tport; 1354 fcparam *fcp = isp->isp_param; 1355 isp_pdb_t pdb; 1356 int loopid, lim; 1357 1358 #ifdef ISP2100_FABRIC 1359 /* 1360 * XXX: If we do this *after* building up our local port database, 1361 * XXX: the commands simply don't work. 1362 */ 1363 /* 1364 * (Re)discover all fabric devices 1365 */ 1366 if (fcp->isp_onfabric) 1367 (void) isp_scan_fabric(isp); 1368 #endif 1369 1370 1371 /* 1372 * Run through the local loop ports and get port database info 1373 * for each loop ID. 1374 * 1375 * There's a somewhat unexplained situation where the f/w passes back 1376 * the wrong database entity- if that happens, just restart (up to 1377 * FL_PORT_ID times). 1378 */ 1379 tport = fcp->tport; 1380 /* 1381 * make sure the temp port database is clean... 1382 */ 1383 MEMZERO((void *) tport, sizeof (tport)); 1384 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) { 1385 lp = &tport[loopid]; 1386 lp->node_wwn = isp_get_portname(isp, loopid, 1); 1387 if (lp->node_wwn == 0) 1388 continue; 1389 lp->port_wwn = isp_get_portname(isp, loopid, 0); 1390 if (lp->port_wwn == 0) { 1391 lp->node_wwn = 0; 1392 continue; 1393 } 1394 1395 /* 1396 * Get an entry.... 1397 */ 1398 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1399 continue; 1400 } 1401 1402 /* 1403 * If the returned database element doesn't match what we 1404 * asked for, restart the process entirely (up to a point...). 1405 */ 1406 if (pdb.pdb_loopid != loopid) { 1407 IDPRINTF(1, ("%s: wankage (%d != %d)\n", 1408 isp->isp_name, pdb.pdb_loopid, loopid)); 1409 loopid = 0; 1410 if (lim++ < FL_PORT_ID) { 1411 continue; 1412 } 1413 PRINTF("%s: giving up on synchronizing the port " 1414 "database\n", isp->isp_name); 1415 return (-1); 1416 } 1417 1418 /* 1419 * Save the pertinent info locally. 1420 */ 1421 lp->node_wwn = 1422 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1423 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1424 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1425 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1426 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1427 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1428 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1429 (((u_int64_t)pdb.pdb_nodename[7])); 1430 lp->port_wwn = 1431 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1432 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1433 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1434 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1435 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1436 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1437 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1438 (((u_int64_t)pdb.pdb_portname[7])); 1439 lp->roles = 1440 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1441 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1442 lp->loopid = pdb.pdb_loopid; 1443 /* 1444 * Do a quick check to see whether this matches the saved port 1445 * database for the same loopid. We do this here to save 1446 * searching later (if possible). Note that this fails over 1447 * time as things shuffle on the loop- we get the current 1448 * loop state (where loop id as an index matches loop id in 1449 * use) and then compare it to our saved database which 1450 * never shifts. 1451 */ 1452 if (isp_same_lportdb(lp, &fcp->portdb[target])) { 1453 lp->valid = 1; 1454 } 1455 } 1456 1457 /* 1458 * If we get this far, we've settled our differences with the f/w 1459 * and we can say that the loop state is ready. 1460 */ 1461 fcp->isp_loopstate = LOOP_READY; 1462 1463 /* 1464 * Mark all of the permanent local loop database entries as invalid. 1465 */ 1466 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1467 fcp->portdb[loopid].valid = 0; 1468 } 1469 1470 /* 1471 * Now merge our local copy of the port database into our saved copy. 1472 * Notify the outer layers of new devices arriving. 1473 */ 1474 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1475 int i; 1476 1477 /* 1478 * If we don't have a non-zero Port WWN, we're not here. 1479 */ 1480 if (tport[loopid].port_wwn == 0) { 1481 continue; 1482 } 1483 1484 /* 1485 * If we've already marked our tmp copy as valid, 1486 * this means that we've decided that it's the 1487 * same as our saved data base. This didn't include 1488 * the 'valid' marking so we have set that here. 1489 */ 1490 if (tport[loopid].valid) { 1491 fcp->portdb[loopid].valid = 1; 1492 continue; 1493 } 1494 1495 /* 1496 * For the purposes of deciding whether this is the 1497 * 'same' device or not, we only search for an identical 1498 * Port WWN. Node WWNs may or may not be the same as 1499 * the Port WWN, and there may be multiple different 1500 * Port WWNs with the same Node WWN. It would be chaos 1501 * to have multiple identical Port WWNs, so we don't 1502 * allow that. 1503 */ 1504 1505 for (i = 0; i < FL_PORT_ID; i++) { 1506 int j; 1507 if (fcp->portdb[i].port_wwn == 0) 1508 continue; 1509 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn) 1510 continue; 1511 /* 1512 * We found this WWN elsewhere- it's changed 1513 * loopids then. We don't change it's actual 1514 * position in our cached port database- we 1515 * just change the actual loop ID we'd use. 1516 */ 1517 if (fcp->portdb[i].loopid != loopid) { 1518 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) " 1519 "=> Loop 0x%x (Port 0x%x) \n", 1520 isp->isp_name, i, fcp->portdb[i].loopid, 1521 fcp->portdb[i].portid, loopid, 1522 tport[loopid].portid); 1523 } 1524 fcp->portdb[i].portid = tport[loopid].portid; 1525 fcp->portdb[i].loopid = loopid; 1526 fcp->portdb[i].valid = 1; 1527 /* 1528 * XXX: Should we also propagate roles in case they 1529 * XXX: changed? 1530 */ 1531 1532 /* 1533 * Now make sure this Port WWN doesn't exist elsewhere 1534 * in the port database. 1535 */ 1536 for (j = i+1; j < FL_PORT_ID; j++) { 1537 if (fcp->portdb[i].port_wwn != 1538 fcp->portdb[j].port_wwn) { 1539 continue; 1540 } 1541 PRINTF("%s: Target ID %d Duplicates Target ID " 1542 "%d- killing off both\n", 1543 isp->isp_name, j, i); 1544 /* 1545 * Invalidate the 'old' *and* 'new' ones. 1546 * This is really harsh and not quite right, 1547 * but if this happens, we really don't know 1548 * who is what at this point. 1549 */ 1550 fcp->portdb[i].valid = 0; 1551 fcp->portdb[j].valid = 0; 1552 } 1553 break; 1554 } 1555 1556 /* 1557 * If we didn't traverse the entire port database, 1558 * then we found (and remapped) an existing entry. 1559 * No need to notify anyone- go for the next one. 1560 */ 1561 if (i < FL_PORT_ID) { 1562 continue; 1563 } 1564 1565 /* 1566 * We've not found this Port WWN anywhere. It's a new entry. 1567 * See if we can leave it where it is (with target == loopid). 1568 */ 1569 if (fcp->portdb[loopid].port_wwn != 0) { 1570 for (lim = 0; lim < FL_PORT_ID; lim++) { 1571 if (fcp->portdb[lim].port_wwn == 0) 1572 break; 1573 } 1574 /* "Cannot Happen" */ 1575 if (lim == FL_PORT_ID) { 1576 PRINTF("%s: remap overflow?\n", isp->isp_name); 1577 continue; 1578 } 1579 i = lim; 1580 } else { 1581 i = loopid; 1582 } 1583 1584 /* 1585 * NB: The actual loopid we use here is loopid- we may 1586 * in fact be at a completely different index (target). 1587 */ 1588 fcp->portdb[i].loopid = loopid; 1589 fcp->portdb[i].port_wwn = tport[loopid].port_wwn; 1590 fcp->portdb[i].node_wwn = tport[loopid].node_wwn; 1591 fcp->portdb[i].roles = tport[loopid].roles; 1592 fcp->portdb[i].portid = tport[loopid].portid; 1593 fcp->portdb[i].valid = 1; 1594 1595 /* 1596 * Tell the outside world we've arrived. 1597 */ 1598 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i); 1599 } 1600 1601 /* 1602 * Now find all previously used targets that are now invalid and 1603 * notify the outer layers that they're gone. 1604 */ 1605 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) { 1606 if (lp->valid || lp->port_wwn == 0) 1607 continue; 1608 1609 /* 1610 * Tell the outside world we've gone away. 1611 */ 1612 loopid = lp - fcp->portdb; 1613 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1614 MEMZERO((void *) lp, sizeof (*lp)); 1615 } 1616 1617 #ifdef ISP2100_FABRIC 1618 /* 1619 * Now log in any fabric devices 1620 */ 1621 for (lp = &fcp->portdb[FC_SNS_ID+1]; 1622 lp < &fcp->portdb[MAX_FC_TARG]; lp++) { 1623 mbreg_t mbs; 1624 1625 /* 1626 * Nothing here? 1627 */ 1628 if (lp->port_wwn == 0) 1629 continue; 1630 /* 1631 * Don't try to log into yourself. 1632 */ 1633 if (lp->portid == fcp->isp_portid) 1634 continue; 1635 1636 /* 1637 * Force a logout. 1638 */ 1639 lp->loopid = loopid = lp - fcp->portdb; 1640 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1641 mbs.param[1] = lp->loopid << 8; 1642 mbs.param[2] = 0; 1643 mbs.param[3] = 0; 1644 isp_mboxcmd(isp, &mbs); 1645 1646 /* 1647 * And log in.... 1648 */ 1649 mbs.param[0] = MBOX_FABRIC_LOGIN; 1650 mbs.param[1] = lp->loopid << 8; 1651 mbs.param[2] = lp->portid >> 16; 1652 mbs.param[3] = lp->portid & 0xffff; 1653 isp_mboxcmd(isp, &mbs); 1654 switch (mbs.param[0]) { 1655 case MBOX_COMMAND_COMPLETE: 1656 break; 1657 case MBOX_COMMAND_ERROR: 1658 switch (mbs.param[1]) { 1659 case 1: 1660 PRINTF("%s: no loop\n", isp->isp_name); 1661 break; 1662 case 2: 1663 PRINTF("%s: IOCB buffer could not be alloced\n", 1664 isp->isp_name); 1665 break; 1666 case 3: 1667 PRINTF("%s: could not alloc xchange resource\n", 1668 isp->isp_name); 1669 break; 1670 case 4: 1671 PRINTF("%s: ELS timeout\n", isp->isp_name); 1672 break; 1673 case 5: 1674 PRINTF("%s: no fabric port\n", isp->isp_name); 1675 break; 1676 case 6: 1677 PRINTF("%s: remote device cannot be a target\n", 1678 isp->isp_name); 1679 break; 1680 default: 1681 break; 1682 } 1683 continue; 1684 default: 1685 continue; 1686 } 1687 1688 lp->valid = 1; 1689 lp->fabdev = 1; 1690 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1691 /* 1692 * Be kind... 1693 */ 1694 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1695 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n", 1696 isp->isp_name, lp->portid, lp->loopid); 1697 continue; 1698 } 1699 if (pdb.pdb_loopid != lp->loopid) { 1700 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1701 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n", 1702 isp->isp_name, lp->portid, lp->loopid); 1703 continue; 1704 } 1705 lp->roles = 1706 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1707 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1708 lp->loopid = loopid; 1709 lp->node_wwn = 1710 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1711 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1712 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1713 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1714 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1715 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1716 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1717 (((u_int64_t)pdb.pdb_nodename[7])); 1718 lp->port_wwn = 1719 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1720 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1721 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1722 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1723 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1724 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1725 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1726 (((u_int64_t)pdb.pdb_portname[7])); 1727 /* 1728 * Check to make sure this all makes sense. 1729 */ 1730 if (lp->node_wwn && lp->port_wwn) { 1731 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1732 continue; 1733 } 1734 lp->fabdev = lp->valid = 0; 1735 PRINTF("%s: Target %d (Loop 0x%x) Port ID 0x%x lost its WWN\n", 1736 isp->isp_name, loopid, lp->loopid, lp->portid); 1737 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1738 mbs.param[1] = lp->loopid << 8; 1739 mbs.param[2] = 0; 1740 mbs.param[3] = 0; 1741 isp_mboxcmd(isp, &mbs); 1742 } 1743 #endif 1744 return (0); 1745 } 1746 1747 #ifdef ISP2100_FABRIC 1748 static int 1749 isp_scan_fabric(isp) 1750 struct ispsoftc *isp; 1751 { 1752 fcparam *fcp = isp->isp_param; 1753 u_int32_t portid, first_nz_portid; 1754 sns_screq_t *reqp; 1755 sns_scrsp_t *resp; 1756 mbreg_t mbs; 1757 int hicap; 1758 1759 reqp = (sns_screq_t *) fcp->isp_scratch; 1760 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]); 1761 first_nz_portid = portid = fcp->isp_portid; 1762 1763 for (hicap = 0; hicap < 1024; hicap++) { 1764 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE); 1765 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1; 1766 reqp->snscb_addr[RQRSP_ADDR0015] = 1767 DMA_LSW(fcp->isp_scdma + 0x100); 1768 reqp->snscb_addr[RQRSP_ADDR1631] = 1769 DMA_MSW(fcp->isp_scdma + 0x100); 1770 reqp->snscb_sblen = 6; 1771 reqp->snscb_data[0] = SNS_GAN; 1772 reqp->snscb_data[4] = portid & 0xffff; 1773 reqp->snscb_data[5] = (portid >> 16) & 0xff; 1774 ISP_SWIZZLE_SNS_REQ(isp, reqp); 1775 mbs.param[0] = MBOX_SEND_SNS; 1776 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1; 1777 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1778 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1779 mbs.param[6] = 0; 1780 mbs.param[7] = 0; 1781 MemoryBarrier(); 1782 isp_mboxcmd(isp, &mbs); 1783 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1784 return (-1); 1785 } 1786 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1); 1787 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1788 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1789 (((u_int32_t) resp->snscb_port_id[2])); 1790 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) { 1791 return (-1); 1792 } 1793 if (first_nz_portid == 0 && portid) { 1794 first_nz_portid = portid; 1795 } 1796 if (first_nz_portid == portid) { 1797 return (0); 1798 } 1799 } 1800 /* 1801 * We either have a broken name server or a huge fabric if we get here. 1802 */ 1803 return (0); 1804 } 1805 #endif 1806 /* 1807 * Start a command. Locking is assumed done in the caller. 1808 */ 1809 1810 int32_t 1811 ispscsicmd(xs) 1812 ISP_SCSI_XFER_T *xs; 1813 { 1814 struct ispsoftc *isp; 1815 u_int16_t iptr, optr; 1816 union { 1817 ispreq_t *_reqp; 1818 ispreqt2_t *_t2reqp; 1819 } _u; 1820 #define reqp _u._reqp 1821 #define t2reqp _u._t2reqp 1822 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 1823 int target, i; 1824 1825 XS_INITERR(xs); 1826 isp = XS_ISP(xs); 1827 1828 if (isp->isp_state != ISP_RUNSTATE) { 1829 PRINTF("%s: adapter not ready\n", isp->isp_name); 1830 XS_SETERR(xs, HBA_BOTCH); 1831 return (CMD_COMPLETE); 1832 } 1833 1834 /* 1835 * We *could* do the different sequence type that has close 1836 * to the whole Queue Entry for the command... 1837 */ 1838 1839 if (XS_CDBLEN(xs) > (IS_FC(isp) ? 16 : 12) || XS_CDBLEN(xs) == 0) { 1840 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n", 1841 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0]); 1842 XS_SETERR(xs, HBA_BOTCH); 1843 return (CMD_COMPLETE); 1844 } 1845 1846 /* 1847 * Check to see whether we have good firmware state still or 1848 * need to refresh our port database for this target. 1849 */ 1850 target = XS_TGT(xs); 1851 if (IS_FC(isp)) { 1852 fcparam *fcp = isp->isp_param; 1853 struct lportdb *lp; 1854 #if defined(ISP2100_FABRIC) 1855 if (target >= FL_PORT_ID) { 1856 /* 1857 * If we're not on a Fabric, we can't have a target 1858 * above FL_PORT_ID-1. If we're on a fabric, we 1859 * can't have a target less than FC_SNS_ID+1. 1860 */ 1861 if (fcp->isp_onfabric == 0 || target <= FC_SNS_ID) { 1862 XS_SETERR(xs, HBA_SELTIMEOUT); 1863 return (CMD_COMPLETE); 1864 } 1865 } 1866 #endif 1867 /* 1868 * Check for f/w being in ready state. If the f/w 1869 * isn't in ready state, then we don't know our 1870 * loop ID and the f/w hasn't completed logging 1871 * into all targets on the loop. If this is the 1872 * case, then bounce the command. We pretend this is 1873 * a SELECTION TIMEOUT error if we've never gone to 1874 * FW_READY state at all- in this case we may not 1875 * be hooked to a loop at all and we shouldn't hang 1876 * the machine for this. Otherwise, defer this command 1877 * until later. 1878 */ 1879 if (fcp->isp_fwstate != FW_READY) { 1880 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) { 1881 XS_SETERR(xs, HBA_SELTIMEOUT); 1882 if (fcp->loop_seen_once) { 1883 return (CMD_RQLATER); 1884 } else { 1885 return (CMD_COMPLETE); 1886 } 1887 } 1888 } 1889 1890 /* 1891 * If our loop state is such that we haven't yet received 1892 * a "Port Database Changed" notification (after a LIP or 1893 * a Loop Reset or firmware initialization), then defer 1894 * sending commands for a little while. 1895 */ 1896 if (fcp->isp_loopstate < LOOP_PDB_RCVD) { 1897 XS_SETERR(xs, HBA_SELTIMEOUT); 1898 return (CMD_RQLATER); 1899 } 1900 1901 /* 1902 * If our loop state is now such that we've just now 1903 * received a Port Database Change notification, then 1904 * we have to go off and (re)synchronize our port 1905 * database. 1906 */ 1907 if (fcp->isp_loopstate == LOOP_PDB_RCVD) { 1908 if (isp_pdb_sync(isp, target)) { 1909 XS_SETERR(xs, HBA_SELTIMEOUT); 1910 return (CMD_COMPLETE); 1911 } 1912 } 1913 1914 /* 1915 * Now check whether we should even think about pursuing this. 1916 */ 1917 lp = &fcp->portdb[target]; 1918 if (lp->valid == 0) { 1919 XS_SETERR(xs, HBA_SELTIMEOUT); 1920 return (CMD_COMPLETE); 1921 } 1922 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) { 1923 IDPRINTF(3, ("%s: target %d is not a target\n", 1924 isp->isp_name, target)); 1925 XS_SETERR(xs, HBA_SELTIMEOUT); 1926 return (CMD_COMPLETE); 1927 } 1928 /* 1929 * Now turn target into what the actual loop ID is. 1930 */ 1931 target = lp->loopid; 1932 } 1933 1934 /* 1935 * Next check to see if any HBA or Device 1936 * parameters need to be updated. 1937 */ 1938 if (isp->isp_update != 0) { 1939 isp_update(isp); 1940 } 1941 1942 if (isp_getrqentry(isp, &iptr, &optr, (void **) &reqp)) { 1943 IDPRINTF(1, ("%s: Request Queue Overflow\n", isp->isp_name)); 1944 XS_SETERR(xs, HBA_BOTCH); 1945 return (CMD_EAGAIN); 1946 } 1947 1948 /* 1949 * Now see if we need to synchronize the ISP with respect to anything. 1950 * We do dual duty here (cough) for synchronizing for busses other 1951 * than which we got here to send a command to. 1952 */ 1953 if (isp->isp_sendmarker) { 1954 u_int8_t n = (IS_DUALBUS(isp)? 2: 1); 1955 /* 1956 * Check ports to send markers for... 1957 */ 1958 for (i = 0; i < n; i++) { 1959 if ((isp->isp_sendmarker & (1 << i)) == 0) { 1960 continue; 1961 } 1962 MEMZERO((void *) reqp, sizeof (*reqp)); 1963 reqp->req_header.rqs_entry_count = 1; 1964 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER; 1965 reqp->req_modifier = SYNC_ALL; 1966 reqp->req_target = i << 7; /* insert bus number */ 1967 ISP_SWIZZLE_REQUEST(isp, reqp); 1968 MemoryBarrier(); 1969 ISP_ADD_REQUEST(isp, iptr); 1970 1971 if (isp_getrqentry(isp, &iptr, &optr, (void **)&reqp)) { 1972 IDPRINTF(1, ("%s: Request Queue Overflow+\n", 1973 isp->isp_name)); 1974 XS_SETERR(xs, HBA_BOTCH); 1975 return (CMD_EAGAIN); 1976 } 1977 } 1978 } 1979 1980 MEMZERO((void *) reqp, UZSIZE); 1981 reqp->req_header.rqs_entry_count = 1; 1982 if (IS_FC(isp)) { 1983 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 1984 } else { 1985 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 1986 } 1987 reqp->req_header.rqs_flags = 0; 1988 reqp->req_header.rqs_seqno = 0; 1989 if (IS_FC(isp)) { 1990 /* 1991 * See comment in isp_intr 1992 */ 1993 XS_RESID(xs) = 0; 1994 1995 /* 1996 * Fibre Channel always requires some kind of tag. 1997 * The Qlogic drivers seem be happy not to use a tag, 1998 * but this breaks for some devices (IBM drives). 1999 */ 2000 if (XS_CANTAG(xs)) { 2001 t2reqp->req_flags = XS_KINDOF_TAG(xs); 2002 } else { 2003 if (XS_CDBP(xs)[0] == 0x3) /* REQUEST SENSE */ 2004 t2reqp->req_flags = REQFLAG_HTAG; 2005 else 2006 t2reqp->req_flags = REQFLAG_OTAG; 2007 } 2008 } else { 2009 sdparam *sdp = (sdparam *)isp->isp_param; 2010 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) && 2011 XS_CANTAG(xs)) { 2012 reqp->req_flags = XS_KINDOF_TAG(xs); 2013 } 2014 } 2015 reqp->req_target = target | (XS_CHANNEL(xs) << 7); 2016 if (IS_SCSI(isp)) { 2017 reqp->req_lun_trn = XS_LUN(xs); 2018 reqp->req_cdblen = XS_CDBLEN(xs); 2019 } else { 2020 #ifdef ISP2100_SCCLUN 2021 t2reqp->req_scclun = XS_LUN(xs); 2022 #else 2023 t2reqp->req_lun_trn = XS_LUN(xs); 2024 #endif 2025 } 2026 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 2027 2028 reqp->req_time = XS_TIME(xs) / 1000; 2029 if (reqp->req_time == 0 && XS_TIME(xs)) 2030 reqp->req_time = 1; 2031 2032 /* 2033 * Always give a bit more leeway to commands after a bus reset. 2034 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED 2035 */ 2036 if (isp->isp_sendmarker && reqp->req_time < 5) { 2037 reqp->req_time = 5; 2038 } 2039 if (isp_save_xs(isp, xs, &reqp->req_handle)) { 2040 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 2041 XS_SETERR(xs, HBA_BOTCH); 2042 return (CMD_EAGAIN); 2043 } 2044 /* 2045 * Set up DMA and/or do any bus swizzling of the request entry 2046 * so that the Qlogic F/W understands what is being asked of it. 2047 */ 2048 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 2049 if (i != CMD_QUEUED) { 2050 isp_destroy_handle(isp, reqp->req_handle); 2051 /* 2052 * dmasetup sets actual error in packet, and 2053 * return what we were given to return. 2054 */ 2055 return (i); 2056 } 2057 XS_SETERR(xs, HBA_NOERROR); 2058 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n", 2059 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs), 2060 reqp->req_cdb[0], XS_XFRLEN(xs))); 2061 MemoryBarrier(); 2062 ISP_ADD_REQUEST(isp, iptr); 2063 isp->isp_nactive++; 2064 if (isp->isp_sendmarker) 2065 isp->isp_sendmarker = 0; 2066 return (CMD_QUEUED); 2067 #undef reqp 2068 #undef t2reqp 2069 } 2070 2071 /* 2072 * isp control 2073 * Locks (ints blocked) assumed held. 2074 */ 2075 2076 int 2077 isp_control(isp, ctl, arg) 2078 struct ispsoftc *isp; 2079 ispctl_t ctl; 2080 void *arg; 2081 { 2082 ISP_SCSI_XFER_T *xs; 2083 mbreg_t mbs; 2084 int bus, tgt; 2085 u_int32_t handle; 2086 2087 switch (ctl) { 2088 default: 2089 PRINTF("%s: isp_control unknown control op %x\n", 2090 isp->isp_name, ctl); 2091 break; 2092 2093 case ISPCTL_RESET_BUS: 2094 /* 2095 * Issue a bus reset. 2096 */ 2097 mbs.param[0] = MBOX_BUS_RESET; 2098 if (IS_SCSI(isp)) { 2099 mbs.param[1] = 2100 ((sdparam *) isp->isp_param)->isp_bus_reset_delay; 2101 if (mbs.param[1] < 2) 2102 mbs.param[1] = 2; 2103 bus = *((int *) arg); 2104 mbs.param[2] = bus; 2105 } else { 2106 mbs.param[1] = 10; 2107 mbs.param[2] = 0; 2108 bus = 0; 2109 } 2110 isp->isp_sendmarker = 1 << bus; 2111 isp_mboxcmd(isp, &mbs); 2112 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2113 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 2114 break; 2115 } 2116 CFGPRINTF("%s: driver initiated bus reset of bus %d\n", 2117 isp->isp_name, bus); 2118 return (0); 2119 2120 case ISPCTL_RESET_DEV: 2121 tgt = (*((int *) arg)) & 0xffff; 2122 bus = (*((int *) arg)) >> 16; 2123 mbs.param[0] = MBOX_ABORT_TARGET; 2124 mbs.param[1] = (tgt << 8) | (bus << 15); 2125 mbs.param[2] = 3; /* 'delay', in seconds */ 2126 isp_mboxcmd(isp, &mbs); 2127 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2128 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code " 2129 "%x)\n", isp->isp_name, mbs.param[0]); 2130 break; 2131 } 2132 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n", 2133 isp->isp_name, tgt, bus); 2134 isp->isp_sendmarker = 1 << bus; 2135 return (0); 2136 2137 case ISPCTL_ABORT_CMD: 2138 xs = (ISP_SCSI_XFER_T *) arg; 2139 handle = isp_find_handle(isp, xs); 2140 if (handle == 0) { 2141 PRINTF("%s: isp_control- cannot find command to abort " 2142 "in active list\n", isp->isp_name); 2143 break; 2144 } 2145 bus = XS_CHANNEL(xs); 2146 mbs.param[0] = MBOX_ABORT; 2147 if (IS_FC(isp)) { 2148 #ifdef ISP2100_SCCLUN 2149 mbs.param[1] = XS_TGT(xs) << 8; 2150 mbs.param[4] = 0; 2151 mbs.param[5] = 0; 2152 mbs.param[6] = XS_LUN(xs); 2153 #else 2154 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 2155 #endif 2156 } else { 2157 mbs.param[1] = 2158 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs); 2159 } 2160 mbs.param[2] = handle >> 16; 2161 mbs.param[3] = handle & 0xffff; 2162 isp_mboxcmd(isp, &mbs); 2163 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2164 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 2165 isp->isp_name, mbs.param[0]); 2166 break; 2167 } 2168 PRINTF("%s: command for target %d lun %d was aborted\n", 2169 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2170 return (0); 2171 2172 case ISPCTL_UPDATE_PARAMS: 2173 isp_update(isp); 2174 return (0); 2175 2176 case ISPCTL_FCLINK_TEST: 2177 return (isp_fclink_test(isp, FC_FW_READY_DELAY)); 2178 #ifdef ISP_TARGET_MODE 2179 case ISPCTL_ENABLE_LUN: 2180 return (isp_modify_lun, 1, arg)); 2181 2182 case ISPCTL_MODIFY_LUN: 2183 return (isp_modify_lun, 0, arg)); 2184 #endif 2185 } 2186 return (-1); 2187 } 2188 2189 /* 2190 * Interrupt Service Routine(s). 2191 * 2192 * External (OS) framework has done the appropriate locking, 2193 * and the locking will be held throughout this function. 2194 */ 2195 2196 int 2197 isp_intr(arg) 2198 void *arg; 2199 { 2200 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 2201 struct ispsoftc *isp = arg; 2202 u_int16_t iptr, optr; 2203 u_int16_t isr, isrb, sema; 2204 int i, nlooked = 0, ndone = 0; 2205 2206 /* 2207 * Well, if we've disabled interrupts, we may get a case where 2208 * isr isn't set, but sema is. In any case, debounce isr reads. 2209 */ 2210 do { 2211 isr = ISP_READ(isp, BIU_ISR); 2212 isrb = ISP_READ(isp, BIU_ISR); 2213 } while (isr != isrb); 2214 sema = ISP_READ(isp, BIU_SEMA) & 0x1; 2215 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema)); 2216 if (isr == 0) { 2217 return (0); 2218 } 2219 if (!INT_PENDING(isp, isr)) { 2220 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr)); 2221 return (0); 2222 } 2223 if (isp->isp_state != ISP_RUNSTATE) { 2224 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n", 2225 isp->isp_name, isr, sema)); 2226 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5)); 2227 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2228 ISP_WRITE(isp, BIU_SEMA, 0); 2229 ENABLE_INTS(isp); 2230 return (1); 2231 } 2232 2233 if (sema) { 2234 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2235 if (mbox & 0x4000) { 2236 IDPRINTF(3, ("%s: Command Mbox 0x%x\n", 2237 isp->isp_name, mbox)); 2238 } else { 2239 u_int32_t fhandle = isp_parse_async(isp, (int) mbox); 2240 IDPRINTF(3, ("%s: Async Mbox 0x%x\n", 2241 isp->isp_name, mbox)); 2242 if (fhandle > 0) { 2243 isp_fastpost_complete(isp, fhandle); 2244 } 2245 } 2246 ISP_WRITE(isp, BIU_SEMA, 0); 2247 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2248 ENABLE_INTS(isp); 2249 return (1); 2250 } 2251 2252 /* 2253 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt. 2254 */ 2255 optr = isp->isp_residx; 2256 iptr = ISP_READ(isp, OUTMAILBOX5); 2257 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2258 if (optr == iptr) { 2259 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 2260 isr, optr, iptr)); 2261 } 2262 2263 while (optr != iptr) { 2264 ispstatusreq_t *sp; 2265 u_int16_t oop; 2266 int buddaboom = 0; 2267 2268 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 2269 oop = optr; 2270 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 2271 nlooked++; 2272 MemoryBarrier(); 2273 /* 2274 * Do any appropriate unswizzling of what the Qlogic f/w has 2275 * written into memory so it makes sense to us. 2276 */ 2277 ISP_UNSWIZZLE_RESPONSE(isp, sp); 2278 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 2279 if (isp_handle_other_response(isp, sp, &optr) == 0) { 2280 ISP_WRITE(isp, INMAILBOX5, optr); 2281 continue; 2282 } 2283 /* 2284 * It really has to be a bounced request just copied 2285 * from the request queue to the response queue. If 2286 * not, something bad has happened. 2287 */ 2288 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 2289 ISP_WRITE(isp, INMAILBOX5, optr); 2290 PRINTF("%s: not RESPONSE in RESPONSE Queue " 2291 "(type 0x%x) @ idx %d (next %d)\n", 2292 isp->isp_name, 2293 sp->req_header.rqs_entry_type, oop, optr); 2294 continue; 2295 } 2296 buddaboom = 1; 2297 } 2298 2299 if (sp->req_header.rqs_flags & 0xf) { 2300 #define _RQS_OFLAGS \ 2301 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET) 2302 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 2303 IDPRINTF(3, ("%s: continuation segment\n", 2304 isp->isp_name)); 2305 ISP_WRITE(isp, INMAILBOX5, optr); 2306 continue; 2307 } 2308 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2309 IDPRINTF(2, ("%s: internal queues full\n", 2310 isp->isp_name)); 2311 /* 2312 * We'll synthesize a QUEUE FULL message below. 2313 */ 2314 } 2315 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 2316 PRINTF("%s: bad header\n", isp->isp_name); 2317 buddaboom++; 2318 } 2319 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 2320 PRINTF("%s: bad request packet\n", 2321 isp->isp_name); 2322 buddaboom++; 2323 } 2324 if (sp->req_header.rqs_flags & _RQS_OFLAGS) { 2325 PRINTF("%s: unknown flags in response (0x%x)\n", 2326 isp->isp_name, sp->req_header.rqs_flags); 2327 buddaboom++; 2328 } 2329 #undef _RQS_OFLAGS 2330 } 2331 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) { 2332 PRINTF("%s: bad request handle %d\n", isp->isp_name, 2333 sp->req_handle); 2334 ISP_WRITE(isp, INMAILBOX5, optr); 2335 continue; 2336 } 2337 xs = isp_find_xs(isp, sp->req_handle); 2338 if (xs == NULL) { 2339 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n", 2340 isp->isp_name, sp->req_handle); 2341 ISP_WRITE(isp, INMAILBOX5, optr); 2342 continue; 2343 } 2344 isp_destroy_handle(isp, sp->req_handle); 2345 if (sp->req_status_flags & RQSTF_BUS_RESET) { 2346 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2347 } 2348 if (buddaboom) { 2349 XS_SETERR(xs, HBA_BOTCH); 2350 } 2351 XS_STS(xs) = sp->req_scsi_status & 0xff; 2352 if (IS_SCSI(isp)) { 2353 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2354 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2355 XS_SNSLEN(xs)); 2356 XS_SNS_IS_VALID(xs); 2357 } 2358 /* 2359 * A new synchronous rate was negotiated for this 2360 * target. Mark state such that we'll go look up 2361 * that which has changed later. 2362 */ 2363 if (sp->req_status_flags & RQSTF_NEGOTIATION) { 2364 sdparam *sdp = isp->isp_param; 2365 sdp += XS_CHANNEL(xs); 2366 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1; 2367 isp->isp_update |= (1 << XS_CHANNEL(xs)); 2368 } 2369 } else { 2370 if (XS_STS(xs) == SCSI_CHECK) { 2371 XS_SNS_IS_VALID(xs); 2372 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2373 XS_SNSLEN(xs)); 2374 sp->req_state_flags |= RQSF_GOT_SENSE; 2375 } 2376 } 2377 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 2378 XS_SETERR(xs, HBA_TGTBSY); 2379 } 2380 2381 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 2382 if (XS_NOERR(xs)) { 2383 if (sp->req_completion_status != RQCS_COMPLETE) { 2384 isp_parse_status(isp, sp, xs); 2385 } else { 2386 XS_SETERR(xs, HBA_NOERROR); 2387 } 2388 } 2389 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) { 2390 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2391 /* 2392 * Force Queue Full status. 2393 */ 2394 XS_STS(xs) = SCSI_QFULL; 2395 XS_SETERR(xs, HBA_NOERROR); 2396 } else if (XS_NOERR(xs)) { 2397 XS_SETERR(xs, HBA_BOTCH); 2398 } 2399 } else { 2400 PRINTF("%s: unhandled respose queue type 0x%x\n", 2401 isp->isp_name, sp->req_header.rqs_entry_type); 2402 if (XS_NOERR(xs)) { 2403 XS_SETERR(xs, HBA_BOTCH); 2404 } 2405 } 2406 if (IS_SCSI(isp)) { 2407 XS_RESID(xs) = sp->req_resid; 2408 } else if (sp->req_scsi_status & RQCS_RU) { 2409 XS_RESID(xs) = sp->req_resid; 2410 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 2411 XS_XFRLEN(xs), sp->req_resid)); 2412 } 2413 if (XS_XFRLEN(xs)) { 2414 ISP_DMAFREE(isp, xs, sp->req_handle); 2415 } 2416 /* 2417 * XXX: If we have a check condition, but no Sense Data, 2418 * XXX: mark it as an error (ARQ failed). We need to 2419 * XXX: to do a more distinct job because there may 2420 * XXX: cases where ARQ is disabled. 2421 */ 2422 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 2423 if (XS_NOERR(xs)) { 2424 PRINTF("%s: ARQ failure for target %d lun %d\n", 2425 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2426 XS_SETERR(xs, HBA_ARQFAIL); 2427 } 2428 } 2429 if ((isp->isp_dblev >= 5) || 2430 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 2431 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x", 2432 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2433 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs)); 2434 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2435 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 2436 if (!(XS_IS_SNS_VALID(xs))) { 2437 PRINTF(" BUT NOT SET"); 2438 } 2439 } 2440 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 2441 } 2442 2443 if (isp->isp_nactive > 0) 2444 isp->isp_nactive--; 2445 complist[ndone++] = xs; /* defer completion call until later */ 2446 } 2447 2448 /* 2449 * If we looked at any commands, then it's valid to find out 2450 * what the outpointer is. It also is a trigger to update the 2451 * ISP's notion of what we've seen so far. 2452 */ 2453 if (nlooked) { 2454 ISP_WRITE(isp, INMAILBOX5, optr); 2455 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 2456 } 2457 isp->isp_residx = optr; 2458 for (i = 0; i < ndone; i++) { 2459 xs = complist[i]; 2460 if (xs) { 2461 XS_CMD_DONE(xs); 2462 } 2463 } 2464 ENABLE_INTS(isp); 2465 return (1); 2466 } 2467 2468 /* 2469 * Support routines. 2470 */ 2471 2472 static int 2473 isp_parse_async(isp, mbox) 2474 struct ispsoftc *isp; 2475 int mbox; 2476 { 2477 int bus; 2478 u_int32_t fast_post_handle = 0; 2479 2480 if (IS_DUALBUS(isp)) { 2481 bus = ISP_READ(isp, OUTMAILBOX6); 2482 } else { 2483 bus = 0; 2484 } 2485 2486 switch (mbox) { 2487 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */ 2488 break; 2489 case ASYNC_BUS_RESET: 2490 isp->isp_sendmarker = (1 << bus); 2491 #ifdef ISP_TARGET_MODE 2492 isp_target_async(isp, bus, ASYNC_BUS_RESET); 2493 #endif 2494 isp_async(isp, ISPASYNC_BUS_RESET, &bus); 2495 break; 2496 case ASYNC_SYSTEM_ERROR: 2497 mbox = ISP_READ(isp, OUTMAILBOX1); 2498 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 2499 isp->isp_name, mbox); 2500 isp_restart(isp); 2501 /* no point continuing after this */ 2502 return (-1); 2503 2504 case ASYNC_RQS_XFER_ERR: 2505 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 2506 break; 2507 2508 case ASYNC_RSP_XFER_ERR: 2509 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 2510 break; 2511 2512 case ASYNC_QWAKEUP: 2513 /* 2514 * We've just been notified that the Queue has woken up. 2515 * We don't need to be chatty about this- just unlatch things 2516 * and move on. 2517 */ 2518 mbox = ISP_READ(isp, OUTMAILBOX4); 2519 break; 2520 2521 case ASYNC_TIMEOUT_RESET: 2522 PRINTF("%s: timeout initiated SCSI bus reset of bus %d\n", 2523 isp->isp_name, bus); 2524 isp->isp_sendmarker = (1 << bus); 2525 #ifdef ISP_TARGET_MODE 2526 isp_target_async(isp, bus, ASYNC_TIMEOUT_RESET); 2527 #endif 2528 break; 2529 2530 case ASYNC_DEVICE_RESET: 2531 PRINTF("%s: device reset on bus %d\n", isp->isp_name, bus); 2532 isp->isp_sendmarker = 1 << bus; 2533 #ifdef ISP_TARGET_MODE 2534 isp_target_async(isp, bus, ASYNC_DEVICE_RESET); 2535 #endif 2536 break; 2537 2538 case ASYNC_EXTMSG_UNDERRUN: 2539 PRINTF("%s: extended message underrun\n", isp->isp_name); 2540 break; 2541 2542 case ASYNC_SCAM_INT: 2543 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 2544 break; 2545 2546 case ASYNC_HUNG_SCSI: 2547 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 2548 isp->isp_name); 2549 /* XXX: Need to issue SCSI reset at this point */ 2550 break; 2551 2552 case ASYNC_KILLED_BUS: 2553 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 2554 isp->isp_name); 2555 break; 2556 2557 case ASYNC_BUS_TRANSIT: 2558 mbox = ISP_READ(isp, OUTMAILBOX2); 2559 switch (mbox & 0x1c00) { 2560 case SXP_PINS_LVD_MODE: 2561 PRINTF("%s: Transition to LVD mode\n", isp->isp_name); 2562 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2563 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2564 ((sdparam *)isp->isp_param)->isp_lvdmode = 1; 2565 break; 2566 case SXP_PINS_HVD_MODE: 2567 PRINTF("%s: Transition to Differential mode\n", 2568 isp->isp_name); 2569 ((sdparam *)isp->isp_param)->isp_diffmode = 1; 2570 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2571 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2572 break; 2573 case SXP_PINS_SE_MODE: 2574 PRINTF("%s: Transition to Single Ended mode\n", 2575 isp->isp_name); 2576 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2577 ((sdparam *)isp->isp_param)->isp_ultramode = 1; 2578 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2579 break; 2580 default: 2581 PRINTF("%s: Transition to unknown mode 0x%x\n", 2582 isp->isp_name, mbox); 2583 break; 2584 } 2585 /* 2586 * XXX: Set up to renegotiate again! 2587 */ 2588 /* Can only be for a 1080... */ 2589 isp->isp_sendmarker = (1 << bus); 2590 break; 2591 2592 case ASYNC_CMD_CMPLT: 2593 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) | 2594 ISP_READ(isp, OUTMAILBOX1); 2595 IDPRINTF(3, ("%s: fast post completion of %u\n", isp->isp_name, 2596 fast_post_handle)); 2597 break; 2598 2599 case ASYNC_CTIO_DONE: 2600 /* Should only occur when Fast Posting Set for 2100s */ 2601 PRINTF("%s: CTIO done\n", isp->isp_name); 2602 break; 2603 2604 case ASYNC_LIP_OCCURRED: 2605 ((fcparam *) isp->isp_param)->isp_lipseq = 2606 ISP_READ(isp, OUTMAILBOX1); 2607 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2608 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2609 isp->isp_sendmarker = 1; 2610 isp_mark_getpdb_all(isp); 2611 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name)); 2612 break; 2613 2614 case ASYNC_LOOP_UP: 2615 isp->isp_sendmarker = 1; 2616 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2617 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2618 isp_mark_getpdb_all(isp); 2619 isp_async(isp, ISPASYNC_LOOP_UP, NULL); 2620 break; 2621 2622 case ASYNC_LOOP_DOWN: 2623 isp->isp_sendmarker = 1; 2624 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2625 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2626 isp_mark_getpdb_all(isp); 2627 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL); 2628 break; 2629 2630 case ASYNC_LOOP_RESET: 2631 isp->isp_sendmarker = 1 << bus; 2632 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2633 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2634 isp_mark_getpdb_all(isp); 2635 PRINTF("%s: Loop RESET\n", isp->isp_name); 2636 #ifdef ISP_TARGET_MODE 2637 isp_target_async(isp, bus, ASYNC_LOOP_RESET); 2638 #endif 2639 break; 2640 2641 case ASYNC_PDB_CHANGED: 2642 isp->isp_sendmarker = 1; 2643 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2644 isp_mark_getpdb_all(isp); 2645 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name)); 2646 break; 2647 2648 case ASYNC_CHANGE_NOTIFY: 2649 isp_mark_getpdb_all(isp); 2650 /* 2651 * Not correct, but it will force us to rescan the loop. 2652 */ 2653 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2654 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL); 2655 break; 2656 2657 default: 2658 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox); 2659 break; 2660 } 2661 return (fast_post_handle); 2662 } 2663 2664 /* 2665 * Handle other response entries. A pointer to the request queue output 2666 * index is here in case we want to eat several entries at once, although 2667 * this is not used currently. 2668 */ 2669 2670 static int 2671 isp_handle_other_response(isp, sp, optrp) 2672 struct ispsoftc *isp; 2673 ispstatusreq_t *sp; 2674 u_int16_t *optrp; 2675 { 2676 switch (sp->req_header.rqs_entry_type) { 2677 case RQSTYPE_ATIO: 2678 case RQSTYPE_CTIO0: 2679 case RQSTYPE_ENABLE_LUN: 2680 case RQSTYPE_MODIFY_LUN: 2681 case RQSTYPE_NOTIFY: 2682 case RQSTYPE_NOTIFY_ACK: 2683 case RQSTYPE_CTIO1: 2684 case RQSTYPE_ATIO2: 2685 case RQSTYPE_CTIO2: 2686 case RQSTYPE_CTIO3: 2687 #ifdef ISP_TARGET_MODE 2688 return (isp_target_entry(isp, sp)); 2689 #else 2690 /* FALLTHROUGH */ 2691 #endif 2692 case RQSTYPE_REQUEST: 2693 default: 2694 PRINTF("%s: unhandled response type 0x%x\n", isp->isp_name, 2695 sp->req_header.rqs_entry_type); 2696 return (-1); 2697 } 2698 } 2699 2700 static void 2701 isp_parse_status(isp, sp, xs) 2702 struct ispsoftc *isp; 2703 ispstatusreq_t *sp; 2704 ISP_SCSI_XFER_T *xs; 2705 { 2706 switch (sp->req_completion_status) { 2707 case RQCS_COMPLETE: 2708 XS_SETERR(xs, HBA_NOERROR); 2709 return; 2710 2711 case RQCS_INCOMPLETE: 2712 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2713 IDPRINTF(3, ("%s: Selection Timeout for target %d\n", 2714 isp->isp_name, XS_TGT(xs))); 2715 XS_SETERR(xs, HBA_SELTIMEOUT); 2716 return; 2717 } 2718 PRINTF("%s: command incomplete for target %d lun %d, state " 2719 "0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2720 sp->req_state_flags); 2721 break; 2722 2723 case RQCS_DMA_ERROR: 2724 PRINTF("%s: DMA error for command on target %d, lun %d\n", 2725 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2726 break; 2727 2728 case RQCS_TRANSPORT_ERROR: 2729 PRINTF("%s: transport error\n", isp->isp_name); 2730 isp_prtstst(sp); 2731 break; 2732 2733 case RQCS_RESET_OCCURRED: 2734 IDPRINTF(2, ("%s: bus %d reset destroyed command for target %d " 2735 "lun %d\n", isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), 2736 XS_LUN(xs))); 2737 /* 2738 * XXX: Get port number for bus 2739 */ 2740 isp->isp_sendmarker = 3; 2741 XS_SETERR(xs, HBA_BUSRESET); 2742 return; 2743 2744 case RQCS_ABORTED: 2745 PRINTF("%s: command aborted for target %d lun %d\n", 2746 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2747 /* 2748 * XXX: Get port number for bus 2749 */ 2750 isp->isp_sendmarker = 3; 2751 XS_SETERR(xs, HBA_ABORTED); 2752 return; 2753 2754 case RQCS_TIMEOUT: 2755 IDPRINTF(2, ("%s: command timed out for target %d lun %d\n", 2756 isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2757 XS_SETERR(xs, HBA_CMDTIMEOUT); 2758 return; 2759 2760 case RQCS_DATA_OVERRUN: 2761 if (IS_FC(isp)) { 2762 XS_RESID(xs) = sp->req_resid; 2763 break; 2764 } 2765 XS_SETERR(xs, HBA_DATAOVR); 2766 return; 2767 2768 case RQCS_COMMAND_OVERRUN: 2769 PRINTF("%s: command overrun for command on target %d, lun %d\n", 2770 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2771 break; 2772 2773 case RQCS_STATUS_OVERRUN: 2774 PRINTF("%s: status overrun for command on target %d, lun %d\n", 2775 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2776 break; 2777 2778 case RQCS_BAD_MESSAGE: 2779 PRINTF("%s: message not COMMAND COMPLETE after status on " 2780 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2781 XS_LUN(xs)); 2782 break; 2783 2784 case RQCS_NO_MESSAGE_OUT: 2785 PRINTF("%s: No MESSAGE OUT phase after selection on " 2786 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2787 XS_LUN(xs)); 2788 break; 2789 2790 case RQCS_EXT_ID_FAILED: 2791 PRINTF("%s: EXTENDED IDENTIFY failed on target %d, lun %d\n", 2792 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2793 break; 2794 2795 case RQCS_IDE_MSG_FAILED: 2796 PRINTF("%s: target %d lun %d rejected INITIATOR DETECTED " 2797 "ERROR message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2798 break; 2799 2800 case RQCS_ABORT_MSG_FAILED: 2801 PRINTF("%s: target %d lun %d rejected ABORT message\n", 2802 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2803 break; 2804 2805 case RQCS_REJECT_MSG_FAILED: 2806 PRINTF("%s: target %d lun %d rejected MESSAGE REJECT message\n", 2807 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2808 break; 2809 2810 case RQCS_NOP_MSG_FAILED: 2811 PRINTF("%s: target %d lun %d rejected NOP message\n", 2812 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2813 break; 2814 2815 case RQCS_PARITY_ERROR_MSG_FAILED: 2816 PRINTF("%s: target %d lun %d rejected MESSAGE PARITY ERROR " 2817 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2818 break; 2819 2820 case RQCS_DEVICE_RESET_MSG_FAILED: 2821 PRINTF("%s: target %d lun %d rejected BUS DEVICE RESET " 2822 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2823 break; 2824 2825 case RQCS_ID_MSG_FAILED: 2826 PRINTF("%s: target %d lun %d rejected IDENTIFY " 2827 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2828 break; 2829 2830 case RQCS_UNEXP_BUS_FREE: 2831 PRINTF("%s: target %d lun %d had an unexpected bus free\n", 2832 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2833 break; 2834 2835 case RQCS_DATA_UNDERRUN: 2836 if (IS_FC(isp)) { 2837 XS_RESID(xs) = sp->req_resid; 2838 /* an UNDERRUN is not a botch ??? */ 2839 } 2840 XS_SETERR(xs, HBA_NOERROR); 2841 return; 2842 2843 case RQCS_XACT_ERR1: 2844 PRINTF("%s: HBA attempted queued transaction with disconnect " 2845 "not set for target %d lun %d\n", isp->isp_name, XS_TGT(xs), 2846 XS_LUN(xs)); 2847 break; 2848 2849 case RQCS_XACT_ERR2: 2850 PRINTF("%s: HBA attempted queued transaction to target " 2851 "routine %d on target %d\n", isp->isp_name, XS_LUN(xs), 2852 XS_TGT(xs)); 2853 break; 2854 2855 case RQCS_XACT_ERR3: 2856 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2857 "%d when queueing disabled\n", isp->isp_name, XS_TGT(xs), 2858 XS_LUN(xs)); 2859 break; 2860 2861 case RQCS_BAD_ENTRY: 2862 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2863 break; 2864 2865 case RQCS_QUEUE_FULL: 2866 IDPRINTF(3, ("%s: internal queues full for target %d lun %d " 2867 "status 0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2868 XS_STS(xs))); 2869 /* 2870 * If QFULL or some other status byte is set, then this 2871 * isn't an error, per se. 2872 */ 2873 if (XS_STS(xs) != 0) { 2874 XS_SETERR(xs, HBA_NOERROR); 2875 return; 2876 } 2877 break; 2878 2879 case RQCS_PHASE_SKIPPED: 2880 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 2881 "STATUS phase) for target %d lun %d\n", isp->isp_name, 2882 XS_TGT(xs), XS_LUN(xs)); 2883 break; 2884 2885 case RQCS_ARQS_FAILED: 2886 PRINTF("%s: Auto Request Sense failed for target %d lun %d\n", 2887 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2888 XS_SETERR(xs, HBA_ARQFAIL); 2889 return; 2890 2891 case RQCS_WIDE_FAILED: 2892 PRINTF("%s: Wide Negotiation failed for target %d lun %d\n", 2893 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2894 if (IS_SCSI(isp)) { 2895 sdparam *sdp = isp->isp_param; 2896 sdp += XS_CHANNEL(xs); 2897 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 2898 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2899 isp->isp_update = XS_CHANNEL(xs)+1; 2900 } 2901 XS_SETERR(xs, HBA_NOERROR); 2902 return; 2903 2904 case RQCS_SYNCXFER_FAILED: 2905 PRINTF("%s: SDTR Message failed for target %d lun %d\n", 2906 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2907 if (IS_SCSI(isp)) { 2908 sdparam *sdp = isp->isp_param; 2909 sdp += XS_CHANNEL(xs); 2910 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 2911 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2912 isp->isp_update = XS_CHANNEL(xs)+1; 2913 } 2914 break; 2915 2916 case RQCS_LVD_BUSERR: 2917 PRINTF("%s: Bad LVD Bus condition while talking to target %d " 2918 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2919 break; 2920 2921 case RQCS_PORT_UNAVAILABLE: 2922 /* 2923 * No such port on the loop. Moral equivalent of SELTIMEO 2924 */ 2925 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 2926 isp->isp_name, XS_TGT(xs))); 2927 XS_SETERR(xs, HBA_SELTIMEOUT); 2928 return; 2929 2930 case RQCS_PORT_LOGGED_OUT: 2931 /* 2932 * It was there (maybe)- treat as a selection timeout. 2933 */ 2934 IDPRINTF(2, ("%s: port logout for target %d\n", 2935 isp->isp_name, XS_TGT(xs))); 2936 XS_SETERR(xs, HBA_SELTIMEOUT); 2937 return; 2938 2939 case RQCS_PORT_CHANGED: 2940 PRINTF("%s: port changed for target %d\n", 2941 isp->isp_name, XS_TGT(xs)); 2942 break; 2943 2944 case RQCS_PORT_BUSY: 2945 PRINTF("%s: port busy for target %d\n", 2946 isp->isp_name, XS_TGT(xs)); 2947 XS_SETERR(xs, HBA_TGTBSY); 2948 return; 2949 2950 default: 2951 PRINTF("%s: comp status %x\n", isp->isp_name, 2952 sp->req_completion_status); 2953 break; 2954 } 2955 XS_SETERR(xs, HBA_BOTCH); 2956 } 2957 2958 static void 2959 isp_fastpost_complete(isp, fph) 2960 struct ispsoftc *isp; 2961 u_int32_t fph; 2962 { 2963 ISP_SCSI_XFER_T *xs; 2964 2965 if (fph < 1) { 2966 return; 2967 } 2968 xs = isp_find_xs(isp, fph); 2969 if (xs == NULL) { 2970 PRINTF("%s: command for fast posting handle 0x%x not found\n", 2971 isp->isp_name, fph); 2972 return; 2973 } 2974 isp_destroy_handle(isp, fph); 2975 2976 /* 2977 * Since we don't have a result queue entry item, 2978 * we must believe that SCSI status is zero and 2979 * that all data transferred. 2980 */ 2981 XS_RESID(xs) = 0; 2982 XS_STS(xs) = 0; 2983 if (XS_XFRLEN(xs)) { 2984 ISP_DMAFREE(isp, xs, fph); 2985 } 2986 XS_CMD_DONE(xs); 2987 if (isp->isp_nactive) 2988 isp->isp_nactive--; 2989 } 2990 2991 #define HINIB(x) ((x) >> 0x4) 2992 #define LONIB(x) ((x) & 0xf) 2993 #define MAKNIB(a, b) (((a) << 4) | (b)) 2994 static u_int8_t mbpcnt[] = { 2995 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 2996 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 2997 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 2998 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 2999 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 3000 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 3001 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 3002 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 3003 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */ 3004 MAKNIB(0, 0), /* 0x09: */ 3005 MAKNIB(0, 0), /* 0x0a: */ 3006 MAKNIB(0, 0), /* 0x0b: */ 3007 MAKNIB(0, 0), /* 0x0c: */ 3008 MAKNIB(0, 0), /* 0x0d: */ 3009 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 3010 MAKNIB(0, 0), /* 0x0f: */ 3011 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 3012 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 3013 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 3014 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 3015 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 3016 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 3017 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 3018 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 3019 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */ 3020 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 3021 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 3022 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 3023 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 3024 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 3025 MAKNIB(0, 0), /* 0x1e: */ 3026 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 3027 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 3028 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 3029 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 3030 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 3031 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 3032 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 3033 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 3034 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 3035 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 3036 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 3037 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */ 3038 MAKNIB(0, 0), /* 0x2b: */ 3039 MAKNIB(0, 0), /* 0x2c: */ 3040 MAKNIB(0, 0), /* 0x2d: */ 3041 MAKNIB(0, 0), /* 0x2e: */ 3042 MAKNIB(0, 0), /* 0x2f: */ 3043 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 3044 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 3045 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 3046 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 3047 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 3048 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */ 3049 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 3050 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 3051 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 3052 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 3053 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */ 3054 MAKNIB(0, 0), /* 0x3b: */ 3055 MAKNIB(0, 0), /* 0x3c: */ 3056 MAKNIB(0, 0), /* 0x3d: */ 3057 MAKNIB(0, 0), /* 0x3e: */ 3058 MAKNIB(0, 0), /* 0x3f: */ 3059 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 3060 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 3061 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 3062 MAKNIB(0, 0), /* 0x43: */ 3063 MAKNIB(0, 0), /* 0x44: */ 3064 MAKNIB(0, 0), /* 0x45: */ 3065 MAKNIB(0, 0), /* 0x46: */ 3066 MAKNIB(0, 0), /* 0x47: */ 3067 MAKNIB(0, 0), /* 0x48: */ 3068 MAKNIB(0, 0), /* 0x49: */ 3069 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */ 3070 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */ 3071 MAKNIB(0, 0), /* 0x4c: */ 3072 MAKNIB(0, 0), /* 0x4d: */ 3073 MAKNIB(0, 0), /* 0x4e: */ 3074 MAKNIB(0, 0), /* 0x4f: */ 3075 MAKNIB(0, 0), /* 0x50: */ 3076 MAKNIB(0, 0), /* 0x51: */ 3077 MAKNIB(0, 0), /* 0x52: */ 3078 MAKNIB(0, 0), /* 0x53: */ 3079 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 3080 MAKNIB(0, 0), /* 0x55: */ 3081 MAKNIB(0, 0), /* 0x56: */ 3082 MAKNIB(0, 0), /* 0x57: */ 3083 MAKNIB(0, 0), /* 0x58: */ 3084 MAKNIB(0, 0), /* 0x59: */ 3085 MAKNIB(0, 0), /* 0x5a: */ 3086 MAKNIB(0, 0), /* 0x5b: */ 3087 MAKNIB(0, 0), /* 0x5c: */ 3088 MAKNIB(0, 0), /* 0x5d: */ 3089 MAKNIB(0, 0), /* 0x5e: */ 3090 MAKNIB(0, 0), /* 0x5f: */ 3091 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 3092 MAKNIB(0, 0), /* 0x61: */ 3093 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 3094 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 3095 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 3096 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 3097 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 3098 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 3099 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */ 3100 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */ 3101 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */ 3102 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */ 3103 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */ 3104 MAKNIB(0, 0), /* 0x6d: */ 3105 MAKNIB(8, 2), /* 0x6e: MBOX_SEND_SNS */ 3106 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */ 3107 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */ 3108 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */ 3109 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */ 3110 }; 3111 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 3112 3113 static void 3114 isp_mboxcmd(isp, mbp) 3115 struct ispsoftc *isp; 3116 mbreg_t *mbp; 3117 { 3118 int outparam, inparam; 3119 int loops, dld = 0; 3120 u_int8_t opcode; 3121 3122 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 3123 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 3124 inparam = 4; 3125 outparam = 4; 3126 goto command_known; 3127 } else if (mbp->param[0] > NMBCOM) { 3128 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 3129 return; 3130 } 3131 3132 opcode = mbp->param[0]; 3133 inparam = HINIB(mbpcnt[mbp->param[0]]); 3134 outparam = LONIB(mbpcnt[mbp->param[0]]); 3135 3136 if (inparam == 0 && outparam == 0) { 3137 PRINTF("%s: no parameters for %x\n", isp->isp_name, 3138 mbp->param[0]); 3139 return; 3140 } 3141 3142 3143 /* 3144 * Check for variants 3145 */ 3146 #ifdef ISP2100_SCCLUN 3147 if (IS_FC(isp)) { 3148 switch (mbp->param[0]) { 3149 case MBOX_ABORT: 3150 inparam = 7; 3151 break; 3152 case MBOX_ABORT_DEVICE: 3153 case MBOX_START_QUEUE: 3154 case MBOX_STOP_QUEUE: 3155 case MBOX_SINGLE_STEP_QUEUE: 3156 case MBOX_ABORT_QUEUE: 3157 case MBOX_GET_DEV_QUEUE_STATUS: 3158 inparam = 3; 3159 break; 3160 case MBOX_BUS_RESET: 3161 inparam = 2; 3162 break; 3163 default: 3164 break; 3165 } 3166 } 3167 #endif 3168 3169 command_known: 3170 3171 /* 3172 * Set semaphore on mailbox registers to win any races to acquire them. 3173 */ 3174 ISP_WRITE(isp, BIU_SEMA, 1); 3175 3176 /* 3177 * Qlogic Errata for the ISP2100 says that there is a necessary 3178 * debounce between between writing the semaphore register 3179 * and reading a mailbox register. I believe we're okay here. 3180 */ 3181 3182 /* 3183 * Make sure we can send some words. 3184 * Check to see if there's an async mbox event pending. 3185 */ 3186 3187 loops = MBOX_DELAY_COUNT; 3188 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 3189 if (ISP_READ(isp, BIU_SEMA) & 1) { 3190 int fph; 3191 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3192 /* 3193 * We have a pending MBOX async event. 3194 */ 3195 if (mbox & 0x8000) { 3196 fph = isp_parse_async(isp, (int) mbox); 3197 IDPRINTF(5, ("%s: line %d, fph %d\n", 3198 isp->isp_name, __LINE__, fph)); 3199 ISP_WRITE(isp, BIU_SEMA, 0); 3200 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3201 if (fph < 0) { 3202 return; 3203 } else if (fph > 0) { 3204 isp_fastpost_complete(isp, fph); 3205 } 3206 SYS_DELAY(100); 3207 goto command_known; 3208 } 3209 /* 3210 * We have a pending MBOX completion? Might be 3211 * from a previous command. We can't (sometimes) 3212 * just clear HOST INTERRUPT, so we'll just silently 3213 * eat this here. 3214 */ 3215 if (mbox & 0x4000) { 3216 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n", 3217 isp->isp_name, __LINE__, mbox)); 3218 ISP_WRITE(isp, BIU_SEMA, 0); 3219 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3220 SYS_DELAY(100); 3221 goto command_known; 3222 } 3223 } 3224 SYS_DELAY(100); 3225 if (--loops < 0) { 3226 if (dld++ > 10) { 3227 PRINTF("%s: isp_mboxcmd could not get command " 3228 "started\n", isp->isp_name); 3229 return; 3230 } 3231 ISP_WRITE(isp, BIU_SEMA, 0); 3232 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3233 goto command_known; 3234 } 3235 } 3236 3237 /* 3238 * Write input parameters. 3239 * 3240 * Special case some of the setups for the dual port SCSI cards. 3241 * XXX Eventually will be fixed by converting register write/read 3242 * XXX counts to bitmasks. 3243 */ 3244 if (IS_DUALBUS(isp)) { 3245 switch (opcode) { 3246 case MBOX_GET_RETRY_COUNT: 3247 case MBOX_SET_RETRY_COUNT: 3248 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); 3249 mbp->param[7] = 0; 3250 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); 3251 mbp->param[6] = 0; 3252 break; 3253 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3254 case MBOX_SET_ACT_NEG_STATE: 3255 case MBOX_SET_TAG_AGE_LIMIT: 3256 case MBOX_SET_SELECT_TIMEOUT: 3257 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); 3258 mbp->param[2] = 0; 3259 break; 3260 } 3261 } 3262 3263 switch (inparam) { 3264 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 3265 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 3266 case 6: 3267 /* 3268 * The Qlogic 2100 cannot have registers 4 and 5 written to 3269 * after initialization or BAD THINGS HAPPEN (tm). 3270 */ 3271 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3272 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); 3273 mbp->param[5] = 0; 3274 case 5: 3275 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3276 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); 3277 mbp->param[4] = 0; 3278 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 3279 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 3280 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 3281 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 3282 } 3283 3284 /* 3285 * Clear RISC int condition. 3286 */ 3287 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3288 3289 /* 3290 * Clear semaphore on mailbox registers so that the Qlogic 3291 * may update outgoing registers. 3292 */ 3293 ISP_WRITE(isp, BIU_SEMA, 0); 3294 3295 /* 3296 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 3297 */ 3298 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 3299 3300 /* 3301 * Wait until HOST INT has gone away (meaning that the Qlogic 3302 * has picked up the mailbox command. Wait a long time. 3303 */ 3304 loops = MBOX_DELAY_COUNT * 5; 3305 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) { 3306 SYS_DELAY(100); 3307 if (--loops < 0) { 3308 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name); 3309 return; 3310 } 3311 } 3312 3313 /* 3314 * While the Semaphore registers isn't set, wait for the Qlogic 3315 * to process the mailbox command. Again- wait a long time. 3316 */ 3317 loops = MBOX_DELAY_COUNT * 5; 3318 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 3319 SYS_DELAY(100); 3320 /* 3321 * Wierd- I've seen the case where the semaphore register 3322 * isn't getting set- sort of a violation of the protocol.. 3323 */ 3324 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000) 3325 break; 3326 if (--loops < 0) { 3327 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 3328 return; 3329 } 3330 } 3331 3332 /* 3333 * Make sure that the MBOX_BUSY has gone away 3334 */ 3335 loops = MBOX_DELAY_COUNT; 3336 for (;;) { 3337 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3338 if (mbox == MBOX_BUSY) { 3339 if (--loops < 0) { 3340 PRINTF("%s: isp_mboxcmd timeout #4\n", 3341 isp->isp_name); 3342 return; 3343 } 3344 SYS_DELAY(100); 3345 continue; 3346 } 3347 /* 3348 * We have a pending MBOX async event. 3349 */ 3350 if (mbox & 0x8000) { 3351 int fph = isp_parse_async(isp, (int) mbox); 3352 ISP_WRITE(isp, BIU_SEMA, 0); 3353 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3354 if (fph < 0) { 3355 return; 3356 } else if (fph > 0) { 3357 isp_fastpost_complete(isp, fph); 3358 } 3359 SYS_DELAY(100); 3360 continue; 3361 } 3362 break; 3363 } 3364 3365 /* 3366 * Pick up output parameters. Special case some of the readbacks 3367 * for the dual port SCSI cards. 3368 */ 3369 if (IS_DUALBUS(isp)) { 3370 switch (opcode) { 3371 case MBOX_GET_RETRY_COUNT: 3372 case MBOX_SET_RETRY_COUNT: 3373 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3374 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3375 break; 3376 case MBOX_GET_TAG_AGE_LIMIT: 3377 case MBOX_SET_TAG_AGE_LIMIT: 3378 case MBOX_GET_ACT_NEG_STATE: 3379 case MBOX_SET_ACT_NEG_STATE: 3380 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3381 case MBOX_GET_ASYNC_DATA_SETUP_TIME: 3382 case MBOX_GET_RESET_DELAY_PARAMS: 3383 case MBOX_SET_RESET_DELAY_PARAMS: 3384 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3385 break; 3386 } 3387 } 3388 3389 switch (outparam) { 3390 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3391 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3392 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 3393 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 3394 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 3395 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3396 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 3397 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 3398 } 3399 3400 /* 3401 * Clear RISC int. 3402 */ 3403 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3404 3405 /* 3406 * Release semaphore on mailbox registers 3407 */ 3408 ISP_WRITE(isp, BIU_SEMA, 0); 3409 3410 /* 3411 * Just to be chatty here... 3412 */ 3413 switch (mbp->param[0]) { 3414 case MBOX_COMMAND_COMPLETE: 3415 break; 3416 case MBOX_INVALID_COMMAND: 3417 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 3418 isp->isp_name, opcode)); 3419 break; 3420 case MBOX_HOST_INTERFACE_ERROR: 3421 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 3422 isp->isp_name, opcode); 3423 break; 3424 case MBOX_TEST_FAILED: 3425 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 3426 isp->isp_name, opcode); 3427 break; 3428 case MBOX_COMMAND_ERROR: 3429 if (opcode != MBOX_ABOUT_FIRMWARE) 3430 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 3431 isp->isp_name, opcode); 3432 break; 3433 case MBOX_COMMAND_PARAM_ERROR: 3434 switch (opcode) { 3435 case MBOX_GET_PORT_DB: 3436 case MBOX_GET_PORT_NAME: 3437 case MBOX_GET_DEV_QUEUE_PARAMS: 3438 break; 3439 default: 3440 PRINTF("%s: mbox cmd %x failed with " 3441 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode); 3442 } 3443 break; 3444 3445 /* 3446 * Be silent about these... 3447 */ 3448 case ASYNC_PDB_CHANGED: 3449 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 3450 break; 3451 3452 case ASYNC_LIP_OCCURRED: 3453 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1]; 3454 /* FALLTHROUGH */ 3455 case ASYNC_LOOP_UP: 3456 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3457 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 3458 break; 3459 3460 case ASYNC_LOOP_DOWN: 3461 case ASYNC_LOOP_RESET: 3462 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3463 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 3464 /* FALLTHROUGH */ 3465 case ASYNC_CHANGE_NOTIFY: 3466 break; 3467 3468 default: 3469 /* 3470 * The expected return of EXEC_FIRMWARE is zero. 3471 */ 3472 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 3473 (opcode != MBOX_EXEC_FIRMWARE)) { 3474 PRINTF("%s: mbox cmd %x failed with error %x\n", 3475 isp->isp_name, opcode, mbp->param[0]); 3476 } 3477 break; 3478 } 3479 } 3480 3481 void 3482 isp_lostcmd(isp, xs) 3483 struct ispsoftc *isp; 3484 ISP_SCSI_XFER_T *xs; 3485 { 3486 mbreg_t mbs; 3487 3488 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 3489 isp_mboxcmd(isp, &mbs); 3490 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3491 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 3492 return; 3493 } 3494 if (mbs.param[1]) { 3495 PRINTF("%s: %d commands on completion queue\n", 3496 isp->isp_name, mbs.param[1]); 3497 } 3498 if (XS_NULL(xs)) 3499 return; 3500 3501 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 3502 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */ 3503 isp_mboxcmd(isp, &mbs); 3504 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3505 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 3506 return; 3507 } 3508 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 3509 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 3510 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 3511 3512 isp_dumpregs(isp, "lost command"); 3513 /* 3514 * XXX: Need to try and do something to recover. 3515 */ 3516 } 3517 3518 static void 3519 isp_dumpregs(isp, msg) 3520 struct ispsoftc *isp; 3521 const char *msg; 3522 { 3523 PRINTF("%s: %s\n", isp->isp_name, msg); 3524 if (IS_SCSI(isp)) 3525 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 3526 else 3527 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 3528 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 3529 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 3530 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 3531 3532 3533 if (IS_SCSI(isp)) { 3534 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 3535 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 3536 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 3537 ISP_READ(isp, CDMA_FIFO_STS)); 3538 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 3539 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 3540 ISP_READ(isp, DDMA_FIFO_STS)); 3541 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 3542 ISP_READ(isp, SXP_INTERRUPT), 3543 ISP_READ(isp, SXP_GROSS_ERR), 3544 ISP_READ(isp, SXP_PINS_CTRL)); 3545 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 3546 } 3547 PRINTF(" mbox regs: %x %x %x %x %x\n", 3548 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1), 3549 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3), 3550 ISP_READ(isp, OUTMAILBOX4)); 3551 ISP_DUMPREGS(isp); 3552 } 3553 3554 static void 3555 isp_fw_state(isp) 3556 struct ispsoftc *isp; 3557 { 3558 mbreg_t mbs; 3559 if (IS_FC(isp)) { 3560 int once = 0; 3561 fcparam *fcp = isp->isp_param; 3562 again: 3563 mbs.param[0] = MBOX_GET_FW_STATE; 3564 isp_mboxcmd(isp, &mbs); 3565 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3566 IDPRINTF(1, ("%s: isp_fw_state 0x%x\n", isp->isp_name, 3567 mbs.param[0])); 3568 switch (mbs.param[0]) { 3569 case ASYNC_PDB_CHANGED: 3570 if (once++ < 10) { 3571 goto again; 3572 } 3573 fcp->isp_fwstate = FW_CONFIG_WAIT; 3574 fcp->isp_loopstate = LOOP_PDB_RCVD; 3575 goto again; 3576 case ASYNC_LIP_OCCURRED: 3577 fcp->isp_lipseq = mbs.param[1]; 3578 /* FALLTHROUGH */ 3579 case ASYNC_LOOP_UP: 3580 fcp->isp_fwstate = FW_CONFIG_WAIT; 3581 fcp->isp_loopstate = LOOP_LIP_RCVD; 3582 if (once++ < 10) { 3583 goto again; 3584 } 3585 break; 3586 case ASYNC_LOOP_RESET: 3587 case ASYNC_LOOP_DOWN: 3588 fcp->isp_fwstate = FW_CONFIG_WAIT; 3589 fcp->isp_loopstate = LOOP_NIL; 3590 /* FALLTHROUGH */ 3591 case ASYNC_CHANGE_NOTIFY: 3592 if (once++ < 10) { 3593 goto again; 3594 } 3595 break; 3596 } 3597 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n", 3598 isp->isp_name, mbs.param[0]); 3599 return; 3600 } 3601 fcp->isp_fwstate = mbs.param[1]; 3602 } 3603 } 3604 3605 static void 3606 isp_update(isp) 3607 struct ispsoftc *isp; 3608 { 3609 int bus; 3610 3611 for (bus = 0; isp->isp_update != 0; bus++) { 3612 if (isp->isp_update & (1 << bus)) { 3613 isp_update_bus(isp, bus); 3614 isp->isp_update ^= (1 << bus); 3615 } 3616 } 3617 } 3618 3619 static void 3620 isp_update_bus(isp, bus) 3621 struct ispsoftc *isp; 3622 int bus; 3623 { 3624 int tgt; 3625 mbreg_t mbs; 3626 sdparam *sdp; 3627 3628 if (IS_FC(isp)) { 3629 return; 3630 } 3631 3632 sdp = isp->isp_param; 3633 sdp += bus; 3634 3635 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3636 u_int16_t flags, period, offset; 3637 int get; 3638 3639 if (sdp->isp_devparam[tgt].dev_enable == 0) { 3640 IDPRINTF(1, ("%s: skipping target %d bus %d update\n", 3641 isp->isp_name, tgt, bus)); 3642 continue; 3643 } 3644 3645 /* 3646 * If the goal is to update the status of the device, 3647 * take what's in dev_flags and try and set the device 3648 * toward that. Otherwise, if we're just refreshing the 3649 * current device state, get the current parameters. 3650 */ 3651 if (sdp->isp_devparam[tgt].dev_update) { 3652 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 3653 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 3654 /* 3655 * Insist that PARITY must be enabled if SYNC 3656 * is enabled. 3657 */ 3658 if (mbs.param[2] & DPARM_SYNC) { 3659 mbs.param[2] |= DPARM_PARITY; 3660 } 3661 mbs.param[3] = 3662 (sdp->isp_devparam[tgt].sync_offset << 8) | 3663 (sdp->isp_devparam[tgt].sync_period); 3664 sdp->isp_devparam[tgt].dev_update = 0; 3665 /* 3666 * A command completion later that has 3667 * RQSTF_NEGOTIATION set will cause 3668 * the dev_refresh/announce cycle. 3669 * 3670 * Note: It is really important to update our current 3671 * flags with at least the state of TAG capabilities- 3672 * otherwise we might try and send a tagged command 3673 * when we have it all turned off. So change it here 3674 * to say that current already matches goal. 3675 */ 3676 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 3677 sdp->isp_devparam[tgt].cur_dflags |= 3678 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING); 3679 sdp->isp_devparam[tgt].dev_refresh = 1; 3680 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x" 3681 " period 0x%x\n", isp->isp_name, bus, tgt, 3682 mbs.param[2], mbs.param[3] >> 8, 3683 mbs.param[3] & 0xff)); 3684 get = 0; 3685 } else if (sdp->isp_devparam[tgt].dev_refresh) { 3686 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3687 sdp->isp_devparam[tgt].dev_refresh = 0; 3688 get = 1; 3689 } else { 3690 continue; 3691 } 3692 mbs.param[1] = (bus << 15) | (tgt << 8) ; 3693 isp_mboxcmd(isp, &mbs); 3694 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3695 PRINTF("%s: failed to %cet SCSI parameters for " 3696 "target %d\n", isp->isp_name, (get)? 'g' : 's', 3697 tgt); 3698 continue; 3699 } 3700 if (get == 0) { 3701 isp->isp_sendmarker |= (1 << bus); 3702 continue; 3703 } 3704 flags = mbs.param[2]; 3705 period = mbs.param[3] & 0xff; 3706 offset = mbs.param[3] >> 8; 3707 sdp->isp_devparam[tgt].cur_dflags = flags; 3708 sdp->isp_devparam[tgt].cur_period = period; 3709 sdp->isp_devparam[tgt].cur_offset = offset; 3710 get = (bus << 16) | tgt; 3711 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get); 3712 } 3713 } 3714 3715 static void 3716 isp_setdfltparm(isp, channel) 3717 struct ispsoftc *isp; 3718 int channel; 3719 { 3720 int tgt; 3721 mbreg_t mbs; 3722 sdparam *sdp, *sdp_chan0, *sdp_chan1; 3723 3724 if (IS_FC(isp)) { 3725 fcparam *fcp = (fcparam *) isp->isp_param; 3726 fcp += channel; 3727 if (fcp->isp_gotdparms) { 3728 return; 3729 } 3730 fcp->isp_gotdparms = 1; 3731 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 3732 fcp->isp_maxalloc = ICB_DFLT_ALLOC; 3733 fcp->isp_execthrottle = ICB_DFLT_THROTTLE; 3734 fcp->isp_retry_delay = ICB_DFLT_RDELAY; 3735 fcp->isp_retry_count = ICB_DFLT_RCOUNT; 3736 /* Platform specific.... */ 3737 fcp->isp_loopid = DEFAULT_LOOPID(isp); 3738 fcp->isp_nodewwn = DEFAULT_WWN(isp); 3739 fcp->isp_portwwn = 0; 3740 /* 3741 * Now try and read NVRAM 3742 */ 3743 if ((isp->isp_confopts & (ISP_CFG_NONVRAM|ISP_CFG_OWNWWN)) || 3744 (isp_read_nvram(isp))) { 3745 PRINTF("%s: using Node WWN 0x%08x%08x\n", 3746 isp->isp_name, (u_int32_t)(fcp->isp_nodewwn >> 32), 3747 (u_int32_t)(fcp->isp_nodewwn & 0xffffffff)); 3748 } 3749 return; 3750 } 3751 3752 sdp_chan0 = (sdparam *) isp->isp_param; 3753 sdp_chan1 = sdp_chan0 + 1; 3754 sdp = sdp_chan0 + channel; 3755 3756 /* 3757 * Been there, done that, got the T-shirt... 3758 */ 3759 if (sdp->isp_gotdparms) { 3760 return; 3761 } 3762 sdp->isp_gotdparms = 1; 3763 3764 /* 3765 * If we've not been told to avoid reading NVRAM, try and read it. 3766 * If we're successful reading it, we can return since NVRAM will 3767 * tell us the right thing to do. Otherwise, establish some reasonable 3768 * defaults. 3769 */ 3770 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3771 if (isp_read_nvram(isp) == 0) { 3772 return; 3773 } 3774 } 3775 3776 /* 3777 * Now try and see whether we have specific values for them. 3778 */ 3779 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 3780 isp_mboxcmd(isp, &mbs); 3781 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3782 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 3783 sdp_chan0->isp_req_ack_active_neg = 1; 3784 sdp_chan0->isp_data_line_active_neg = 1; 3785 if (IS_DUALBUS(isp)) { 3786 sdp_chan1->isp_req_ack_active_neg = 1; 3787 sdp_chan1->isp_data_line_active_neg = 1; 3788 } 3789 } else { 3790 sdp_chan0->isp_req_ack_active_neg = (mbs.param[1] >> 4) & 0x1; 3791 sdp_chan0->isp_data_line_active_neg = (mbs.param[1] >> 5) & 0x1; 3792 if (IS_DUALBUS(isp)) { 3793 sdp_chan1->isp_req_ack_active_neg = 3794 (mbs.param[2] >> 4) & 0x1; 3795 sdp_chan1->isp_data_line_active_neg = 3796 (mbs.param[2] >> 5) & 0x1; 3797 } 3798 } 3799 3800 /* 3801 * The trick here is to establish a default for the default (honk!) 3802 * state (dev_flags). Then try and get the current status from 3803 * the card to fill in the current state. We don't, in fact, set 3804 * the default to the SAFE default state- that's not the goal state. 3805 */ 3806 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3807 sdp->isp_devparam[tgt].cur_offset = 0; 3808 sdp->isp_devparam[tgt].cur_period = 0; 3809 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT; 3810 sdp->isp_devparam[tgt].cur_dflags = 0; 3811 if (isp->isp_type < ISP_HA_SCSI_1040 || 3812 (isp->isp_clock && isp->isp_clock < 60)) { 3813 sdp->isp_devparam[tgt].sync_offset = 3814 ISP_10M_SYNCPARMS >> 8; 3815 sdp->isp_devparam[tgt].sync_period = 3816 ISP_10M_SYNCPARMS & 0xff; 3817 } else if (IS_ULTRA2(isp)) { 3818 sdp->isp_devparam[tgt].sync_offset = 3819 ISP_40M_SYNCPARMS >> 8; 3820 sdp->isp_devparam[tgt].sync_period = 3821 ISP_40M_SYNCPARMS & 0xff; 3822 } else { 3823 sdp->isp_devparam[tgt].sync_offset = 3824 ISP_20M_SYNCPARMS >> 8; 3825 sdp->isp_devparam[tgt].sync_period = 3826 ISP_20M_SYNCPARMS & 0xff; 3827 } 3828 3829 /* 3830 * Don't get current target parameters if we've been 3831 * told not to use NVRAM- it's really the same thing. 3832 */ 3833 if (isp->isp_confopts & ISP_CFG_NONVRAM) { 3834 continue; 3835 } 3836 3837 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3838 mbs.param[1] = tgt << 8; 3839 isp_mboxcmd(isp, &mbs); 3840 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3841 continue; 3842 } 3843 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 3844 sdp->isp_devparam[tgt].dev_flags = mbs.param[2]; 3845 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 3846 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 3847 3848 /* 3849 * The maximum period we can really see 3850 * here is 100 (decimal), or 400 ns. 3851 * For some unknown reason we sometimes 3852 * get back wildass numbers from the 3853 * boot device's parameters (alpha only). 3854 */ 3855 if ((mbs.param[3] & 0xff) <= 0x64) { 3856 sdp->isp_devparam[tgt].sync_period = 3857 mbs.param[3] & 0xff; 3858 sdp->isp_devparam[tgt].sync_offset = 3859 mbs.param[3] >> 8; 3860 } 3861 3862 /* 3863 * It is not safe to run Ultra Mode with a clock < 60. 3864 */ 3865 if (((isp->isp_clock && isp->isp_clock < 60) || 3866 (isp->isp_type < ISP_HA_SCSI_1020A)) && 3867 (sdp->isp_devparam[tgt].sync_period <= 3868 (ISP_20M_SYNCPARMS & 0xff))) { 3869 sdp->isp_devparam[tgt].sync_offset = 3870 ISP_10M_SYNCPARMS >> 8; 3871 sdp->isp_devparam[tgt].sync_period = 3872 ISP_10M_SYNCPARMS & 0xff; 3873 } 3874 } 3875 3876 /* 3877 * Establish default some more default parameters. 3878 */ 3879 sdp->isp_cmd_dma_burst_enable = 1; 3880 sdp->isp_data_dma_burst_enabl = 1; 3881 sdp->isp_fifo_threshold = 0; 3882 sdp->isp_initiator_id = 7; 3883 /* XXXX This is probably based upon clock XXXX */ 3884 if (isp->isp_type >= ISP_HA_SCSI_1040) { 3885 sdp->isp_async_data_setup = 9; 3886 } else { 3887 sdp->isp_async_data_setup = 6; 3888 } 3889 sdp->isp_selection_timeout = 250; 3890 sdp->isp_max_queue_depth = MAXISPREQUEST; 3891 sdp->isp_tag_aging = 8; 3892 sdp->isp_bus_reset_delay = 3; 3893 sdp->isp_retry_count = 2; 3894 sdp->isp_retry_delay = 2; 3895 3896 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3897 sdp->isp_devparam[tgt].exc_throttle = 16; 3898 sdp->isp_devparam[tgt].dev_enable = 1; 3899 } 3900 } 3901 3902 /* 3903 * Re-initialize the ISP and complete all orphaned commands 3904 * with a 'botched' notice. The reset/init routines should 3905 * not disturb an already active list of commands. 3906 * 3907 * Locks held prior to coming here. 3908 */ 3909 3910 void 3911 isp_restart(isp) 3912 struct ispsoftc *isp; 3913 { 3914 ISP_SCSI_XFER_T *xs; 3915 u_int32_t handle; 3916 3917 #if 0 3918 isp->isp_gotdparms = 0; 3919 #endif 3920 isp_reset(isp); 3921 if (isp->isp_state == ISP_RESETSTATE) { 3922 isp_init(isp); 3923 if (isp->isp_state == ISP_INITSTATE) { 3924 isp->isp_state = ISP_RUNSTATE; 3925 } 3926 } 3927 if (isp->isp_state != ISP_RUNSTATE) { 3928 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 3929 } 3930 isp->isp_nactive = 0; 3931 3932 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) { 3933 xs = isp_find_xs(isp, handle); 3934 if (xs == NULL) { 3935 continue; 3936 } 3937 isp_destroy_handle(isp, handle); 3938 if (XS_XFRLEN(xs)) { 3939 ISP_DMAFREE(isp, xs, handle); 3940 XS_RESID(xs) = XS_XFRLEN(xs); 3941 } else { 3942 XS_RESID(xs) = 0; 3943 } 3944 XS_SETERR(xs, HBA_BUSRESET); 3945 XS_CMD_DONE(xs); 3946 } 3947 } 3948 3949 /* 3950 * NVRAM Routines 3951 */ 3952 3953 static int 3954 isp_read_nvram(isp) 3955 struct ispsoftc *isp; 3956 { 3957 static char *tru = "true"; 3958 static char *not = "false"; 3959 int i, amt; 3960 u_int8_t csum, minversion; 3961 union { 3962 u_int8_t _x[ISP2100_NVRAM_SIZE]; 3963 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 3964 } _n; 3965 #define nvram_data _n._x 3966 #define nvram_words _n._s 3967 3968 if (IS_FC(isp)) { 3969 amt = ISP2100_NVRAM_SIZE; 3970 minversion = 1; 3971 } else if (IS_ULTRA2(isp)) { 3972 amt = ISP1080_NVRAM_SIZE; 3973 minversion = 0; 3974 } else { 3975 amt = ISP_NVRAM_SIZE; 3976 minversion = 2; 3977 } 3978 3979 /* 3980 * Just read the first two words first to see if we have a valid 3981 * NVRAM to continue reading the rest with. 3982 */ 3983 for (i = 0; i < 2; i++) { 3984 isp_rdnvram_word(isp, i, &nvram_words[i]); 3985 } 3986 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 3987 nvram_data[2] != 'P') { 3988 if (isp->isp_bustype != ISP_BT_SBUS) { 3989 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n", 3990 isp->isp_name, nvram_data[0], nvram_data[1], 3991 nvram_data[2], nvram_data[3]); 3992 } 3993 return (-1); 3994 } 3995 for (i = 2; i < amt>>1; i++) { 3996 isp_rdnvram_word(isp, i, &nvram_words[i]); 3997 } 3998 for (csum = 0, i = 0; i < amt; i++) { 3999 csum += nvram_data[i]; 4000 } 4001 if (csum != 0) { 4002 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 4003 return (-1); 4004 } 4005 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 4006 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 4007 ISP_NVRAM_VERSION(nvram_data)); 4008 return (-1); 4009 } 4010 4011 if (IS_ULTRA2(isp)) { 4012 int bus; 4013 sdparam *sdp = (sdparam *) isp->isp_param; 4014 for (bus = 0; bus < (IS_DUALBUS(isp)? 2 : 1); bus++, sdp++) { 4015 sdp->isp_fifo_threshold = 4016 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data); 4017 4018 sdp->isp_initiator_id = 4019 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus); 4020 4021 sdp->isp_bus_reset_delay = 4022 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4023 4024 sdp->isp_retry_count = 4025 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4026 4027 sdp->isp_retry_delay = 4028 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4029 4030 sdp->isp_async_data_setup = 4031 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4032 bus); 4033 4034 sdp->isp_req_ack_active_neg = 4035 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4036 bus); 4037 4038 sdp->isp_data_line_active_neg = 4039 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4040 bus); 4041 4042 sdp->isp_data_dma_burst_enabl = 4043 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4044 4045 sdp->isp_cmd_dma_burst_enable = 4046 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4047 4048 sdp->isp_selection_timeout = 4049 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4050 4051 sdp->isp_max_queue_depth = 4052 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4053 4054 if (isp->isp_dblev >= 3) { 4055 PRINTF("%s: ISP1080 bus %d NVRAM values:\n", 4056 isp->isp_name, bus); 4057 PRINTF(" Initiator ID = %d\n", 4058 sdp->isp_initiator_id); 4059 PRINTF(" Fifo Threshold = 0x%x\n", 4060 sdp->isp_fifo_threshold); 4061 PRINTF(" Bus Reset Delay = %d\n", 4062 sdp->isp_bus_reset_delay); 4063 PRINTF(" Retry Count = %d\n", 4064 sdp->isp_retry_count); 4065 PRINTF(" Retry Delay = %d\n", 4066 sdp->isp_retry_delay); 4067 PRINTF(" Tag Age Limit = %d\n", 4068 sdp->isp_tag_aging); 4069 PRINTF(" Selection Timeout = %d\n", 4070 sdp->isp_selection_timeout); 4071 PRINTF(" Max Queue Depth = %d\n", 4072 sdp->isp_max_queue_depth); 4073 PRINTF(" Async Data Setup = 0x%x\n", 4074 sdp->isp_async_data_setup); 4075 PRINTF(" REQ/ACK Active Negation = %s\n", 4076 sdp->isp_req_ack_active_neg? tru : not); 4077 PRINTF(" Data Line Active Negation = %s\n", 4078 sdp->isp_data_line_active_neg? tru : not); 4079 PRINTF(" Cmd DMA Burst Enable = %s\n", 4080 sdp->isp_cmd_dma_burst_enable? tru : not); 4081 } 4082 for (i = 0; i < MAX_TARGETS; i++) { 4083 sdp->isp_devparam[i].dev_enable = 4084 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4085 sdp->isp_devparam[i].exc_throttle = 4086 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4087 sdp->isp_devparam[i].sync_offset = 4088 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4089 sdp->isp_devparam[i].sync_period = 4090 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4091 sdp->isp_devparam[i].dev_flags = 0; 4092 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4093 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4094 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4095 PRINTF("%s: not supporting QFRZ option " 4096 "for target %d bus %d\n", 4097 isp->isp_name, i, bus); 4098 } 4099 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4100 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4101 PRINTF("%s: not disabling ARQ option " 4102 "for target %d bus %d\n", 4103 isp->isp_name, i, bus); 4104 } 4105 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus)) 4106 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4107 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4108 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4109 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4110 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4111 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4112 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4113 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus)) 4114 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4115 sdp->isp_devparam[i].cur_dflags = 0; 4116 if (isp->isp_dblev >= 3) { 4117 PRINTF(" Target %d: Ena %d Throttle " 4118 "%d Offset %d Period %d Flags " 4119 "0x%x\n", i, 4120 sdp->isp_devparam[i].dev_enable, 4121 sdp->isp_devparam[i].exc_throttle, 4122 sdp->isp_devparam[i].sync_offset, 4123 sdp->isp_devparam[i].sync_period, 4124 sdp->isp_devparam[i].dev_flags); 4125 } 4126 } 4127 } 4128 } else if (IS_SCSI(isp)) { 4129 sdparam *sdp = (sdparam *) isp->isp_param; 4130 4131 sdp->isp_fifo_threshold = 4132 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 4133 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 4134 4135 sdp->isp_initiator_id = 4136 ISP_NVRAM_INITIATOR_ID(nvram_data); 4137 4138 sdp->isp_bus_reset_delay = 4139 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 4140 4141 sdp->isp_retry_count = 4142 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 4143 4144 sdp->isp_retry_delay = 4145 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 4146 4147 sdp->isp_async_data_setup = 4148 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 4149 4150 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4151 if (sdp->isp_async_data_setup < 9) { 4152 sdp->isp_async_data_setup = 9; 4153 } 4154 } else { 4155 if (sdp->isp_async_data_setup != 6) { 4156 sdp->isp_async_data_setup = 6; 4157 } 4158 } 4159 4160 sdp->isp_req_ack_active_neg = 4161 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 4162 4163 sdp->isp_data_line_active_neg = 4164 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 4165 4166 sdp->isp_data_dma_burst_enabl = 4167 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 4168 4169 sdp->isp_cmd_dma_burst_enable = 4170 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 4171 4172 sdp->isp_tag_aging = 4173 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 4174 4175 sdp->isp_selection_timeout = 4176 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 4177 4178 sdp->isp_max_queue_depth = 4179 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 4180 4181 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 4182 if (isp->isp_dblev > 2) { 4183 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4184 PRINTF(" Fifo Threshold = 0x%x\n", 4185 sdp->isp_fifo_threshold); 4186 PRINTF(" Bus Reset Delay = %d\n", 4187 sdp->isp_bus_reset_delay); 4188 PRINTF(" Retry Count = %d\n", 4189 sdp->isp_retry_count); 4190 PRINTF(" Retry Delay = %d\n", 4191 sdp->isp_retry_delay); 4192 PRINTF(" Tag Age Limit = %d\n", 4193 sdp->isp_tag_aging); 4194 PRINTF(" Selection Timeout = %d\n", 4195 sdp->isp_selection_timeout); 4196 PRINTF(" Max Queue Depth = %d\n", 4197 sdp->isp_max_queue_depth); 4198 PRINTF(" Async Data Setup = 0x%x\n", 4199 sdp->isp_async_data_setup); 4200 PRINTF(" REQ/ACK Active Negation = %s\n", 4201 sdp->isp_req_ack_active_neg? tru : not); 4202 PRINTF(" Data Line Active Negation = %s\n", 4203 sdp->isp_data_line_active_neg? tru : not); 4204 PRINTF(" Data DMA Burst Enable = %s\n", 4205 sdp->isp_data_dma_burst_enabl? tru : not); 4206 PRINTF(" Cmd DMA Burst Enable = %s\n", 4207 sdp->isp_cmd_dma_burst_enable? tru : not); 4208 PRINTF(" Fast MTTR = %s\n", 4209 isp->isp_fast_mttr? tru : not); 4210 } 4211 for (i = 0; i < MAX_TARGETS; i++) { 4212 sdp->isp_devparam[i].dev_enable = 4213 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 4214 sdp->isp_devparam[i].exc_throttle = 4215 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 4216 sdp->isp_devparam[i].sync_offset = 4217 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 4218 sdp->isp_devparam[i].sync_period = 4219 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 4220 4221 if (isp->isp_type < ISP_HA_SCSI_1040) { 4222 /* 4223 * If we're not ultra, we can't possibly 4224 * be a shorter period than this. 4225 */ 4226 if (sdp->isp_devparam[i].sync_period < 0x19) { 4227 sdp->isp_devparam[i].sync_period = 4228 0x19; 4229 } 4230 if (sdp->isp_devparam[i].sync_offset > 0xc) { 4231 sdp->isp_devparam[i].sync_offset = 4232 0x0c; 4233 } 4234 } else { 4235 if (sdp->isp_devparam[i].sync_offset > 0x8) { 4236 sdp->isp_devparam[i].sync_offset = 0x8; 4237 } 4238 } 4239 sdp->isp_devparam[i].dev_flags = 0; 4240 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 4241 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4242 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 4243 PRINTF("%s: not supporting QFRZ option for " 4244 "target %d\n", isp->isp_name, i); 4245 } 4246 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4247 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 4248 PRINTF("%s: not disabling ARQ option for " 4249 "target %d\n", isp->isp_name, i); 4250 } 4251 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 4252 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4253 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 4254 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4255 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 4256 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4257 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 4258 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4259 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 4260 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4261 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */ 4262 if (isp->isp_dblev > 2) { 4263 PRINTF(" Target %d: Enabled %d Throttle %d " 4264 "Offset %d Period %d Flags 0x%x\n", i, 4265 sdp->isp_devparam[i].dev_enable, 4266 sdp->isp_devparam[i].exc_throttle, 4267 sdp->isp_devparam[i].sync_offset, 4268 sdp->isp_devparam[i].sync_period, 4269 sdp->isp_devparam[i].dev_flags); 4270 } 4271 } 4272 } else { 4273 fcparam *fcp = (fcparam *) isp->isp_param; 4274 union { 4275 struct { 4276 #if BYTE_ORDER == BIG_ENDIAN 4277 u_int32_t hi32; 4278 u_int32_t lo32; 4279 #else 4280 u_int32_t lo32; 4281 u_int32_t hi32; 4282 #endif 4283 } wd; 4284 u_int64_t full64; 4285 } wwnstore; 4286 4287 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 4288 /* 4289 * Broken PTI cards with nothing in the top nibble. Pah. 4290 */ 4291 if ((wwnstore.wd.hi32 >> 28) == 0) { 4292 wwnstore.wd.hi32 |= (2 << 28); 4293 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n", 4294 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4295 } else { 4296 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 4297 wwnstore.wd.hi32, wwnstore.wd.lo32); 4298 } 4299 fcp->isp_nodewwn = wwnstore.full64; 4300 4301 /* 4302 * If the Node WWN has 2 in the top nibble, we can 4303 * authoritatively construct a Port WWN by adding 4304 * our unit number (plus one to make it nonzero) and 4305 * putting it into bits 59..56. If the top nibble isn't 4306 * 2, then we just set them identically. 4307 */ 4308 if ((fcp->isp_nodewwn >> 60) == 2) { 4309 fcp->isp_portwwn = fcp->isp_nodewwn | 4310 (((u_int64_t)(isp->isp_unit+1)) << 56); 4311 } else { 4312 fcp->isp_portwwn = fcp->isp_nodewwn; 4313 } 4314 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 4315 if (wwnstore.full64 != 0) { 4316 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 4317 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4318 } 4319 fcp->isp_maxalloc = 4320 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 4321 fcp->isp_maxfrmlen = 4322 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 4323 fcp->isp_retry_delay = 4324 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 4325 fcp->isp_retry_count = 4326 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 4327 fcp->isp_loopid = 4328 ISP2100_NVRAM_HARDLOOPID(nvram_data); 4329 fcp->isp_execthrottle = 4330 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 4331 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data); 4332 if (isp->isp_dblev > 2) { 4333 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4334 PRINTF(" Max IOCB Allocation = %d\n", 4335 fcp->isp_maxalloc); 4336 PRINTF(" Max Frame Length = %d\n", 4337 fcp->isp_maxfrmlen); 4338 PRINTF(" Execution Throttle = %d\n", 4339 fcp->isp_execthrottle); 4340 PRINTF(" Retry Count = %d\n", 4341 fcp->isp_retry_count); 4342 PRINTF(" Retry Delay = %d\n", 4343 fcp->isp_retry_delay); 4344 PRINTF(" Hard Loop ID = %d\n", 4345 fcp->isp_loopid); 4346 PRINTF(" Options = 0x%x\n", 4347 fcp->isp_fwoptions); 4348 PRINTF(" HBA Options = 0x%x\n", 4349 ISP2100_NVRAM_HBA_OPTIONS(nvram_data)); 4350 } 4351 } 4352 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name)); 4353 return (0); 4354 } 4355 4356 static void 4357 isp_rdnvram_word(isp, wo, rp) 4358 struct ispsoftc *isp; 4359 int wo; 4360 u_int16_t *rp; 4361 { 4362 int i, cbits; 4363 u_int16_t bit, rqst; 4364 4365 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4366 SYS_DELAY(2); 4367 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4368 SYS_DELAY(2); 4369 4370 if (IS_FC(isp)) { 4371 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 4372 rqst = (ISP_NVRAM_READ << 8) | wo; 4373 cbits = 10; 4374 } else if (IS_ULTRA2(isp)) { 4375 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1); 4376 rqst = (ISP_NVRAM_READ << 8) | wo; 4377 cbits = 10; 4378 } else { 4379 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 4380 rqst = (ISP_NVRAM_READ << 6) | wo; 4381 cbits = 8; 4382 } 4383 4384 /* 4385 * Clock the word select request out... 4386 */ 4387 for (i = cbits; i >= 0; i--) { 4388 if ((rqst >> i) & 1) { 4389 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 4390 } else { 4391 bit = BIU_NVRAM_SELECT; 4392 } 4393 ISP_WRITE(isp, BIU_NVRAM, bit); 4394 SYS_DELAY(2); 4395 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 4396 SYS_DELAY(2); 4397 ISP_WRITE(isp, BIU_NVRAM, bit); 4398 SYS_DELAY(2); 4399 } 4400 /* 4401 * Now read the result back in (bits come back in MSB format). 4402 */ 4403 *rp = 0; 4404 for (i = 0; i < 16; i++) { 4405 u_int16_t rv; 4406 *rp <<= 1; 4407 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4408 SYS_DELAY(2); 4409 rv = ISP_READ(isp, BIU_NVRAM); 4410 if (rv & BIU_NVRAM_DATAIN) { 4411 *rp |= 1; 4412 } 4413 SYS_DELAY(2); 4414 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4415 SYS_DELAY(2); 4416 } 4417 ISP_WRITE(isp, BIU_NVRAM, 0); 4418 SYS_DELAY(2); 4419 #if BYTE_ORDER == BIG_ENDIAN 4420 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 4421 #endif 4422 } 4423