1 /* $NetBSD: isp.c,v 1.45 1999/12/20 00:39:16 mjacob Exp $ */ 2 /* 3 * Copyright (C) 1997, 1998, 1999 National Aeronautics & Space Administration 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * Machine and OS Independent (well, as best as possible) 31 * code for the Qlogic ISP SCSI adapters. 32 * Matthew Jacob <mjacob@nas.nasa.gov> 33 */ 34 35 /* 36 * Inspiration and ideas about this driver are from Erik Moe's Linux driver 37 * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some 38 * ideas dredged from the Solaris driver. 39 */ 40 41 /* 42 * Include header file appropriate for platform we're building on. 43 */ 44 45 #ifdef __NetBSD__ 46 #include <dev/ic/isp_netbsd.h> 47 #endif 48 #ifdef __FreeBSD__ 49 #include <dev/isp/isp_freebsd.h> 50 #endif 51 #ifdef __OpenBSD__ 52 #include <dev/ic/isp_openbsd.h> 53 #endif 54 #ifdef __linux__ 55 #include "isp_linux.h" 56 #endif 57 58 /* 59 * General defines 60 */ 61 62 #define MBOX_DELAY_COUNT 1000000 / 100 63 64 /* 65 * Local static data 66 */ 67 68 /* 69 * Local function prototypes. 70 */ 71 static int isp_parse_async __P((struct ispsoftc *, int)); 72 static int isp_handle_other_response 73 __P((struct ispsoftc *, ispstatusreq_t *, u_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 * Ultra2 F/W always has had fast posting (and LVD transitions) 795 * 796 * Ultra and older (i.e., SBus) cards may not. Assume SBus cards 797 * do not, and only guess that 4.55.0 <= x < 5.0.0 (initiator 798 * only) and x >= 7.55 (initiator/target) has fast posting. 799 */ 800 801 mbs.param[0] = MBOX_SET_FW_FEATURES; 802 mbs.param[1] = 0; 803 if (IS_ULTRA2(isp)) 804 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY; 805 #ifndef ISP_NO_FASTPOST_SCSI 806 if ((ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(4, 55, 0) && 807 (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(5, 0, 0))) || 808 (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0))) { 809 mbs.param[1] |= FW_FEATURE_FAST_POST; 810 } 811 #endif 812 if (mbs.param[1] != 0) { 813 u_int16_t sfeat = mbs.param[1]; 814 isp_mboxcmd(isp, &mbs); 815 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 816 PRINTF("%s: cannot enable FW features (0x%x)\n", 817 isp->isp_name, sfeat); 818 } else { 819 CFGPRINTF("%s: enabled FW features (0x%x)\n", 820 isp->isp_name, sfeat); 821 } 822 } 823 824 /* 825 * Let the outer layers decide whether to issue a SCSI bus reset. 826 */ 827 isp->isp_state = ISP_INITSTATE; 828 } 829 830 static void 831 isp_scsi_channel_init(isp, channel) 832 struct ispsoftc *isp; 833 int channel; 834 { 835 sdparam *sdp; 836 mbreg_t mbs; 837 int tgt; 838 839 sdp = isp->isp_param; 840 sdp += channel; 841 842 /* 843 * Set (possibly new) Initiator ID. 844 */ 845 mbs.param[0] = MBOX_SET_INIT_SCSI_ID; 846 mbs.param[1] = (channel << 7) | sdp->isp_initiator_id; 847 isp_mboxcmd(isp, &mbs); 848 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 849 PRINTF("%s: cannot set initiator id on bus %d to %d\n", 850 isp->isp_name, channel, sdp->isp_initiator_id); 851 return; 852 } 853 854 /* 855 * Set current per-target parameters to a safe minimum. 856 */ 857 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 858 int maxlun, lun; 859 u_int16_t sdf; 860 861 if (sdp->isp_devparam[tgt].dev_enable == 0) { 862 IDPRINTF(1, ("%s: skipping target %d bus %d settings\n", 863 isp->isp_name, tgt, channel)); 864 continue; 865 } 866 867 /* 868 * If we're in LVD mode, then we pretty much should 869 * only disable tagged queuing. 870 */ 871 if (IS_ULTRA2(isp) && sdp->isp_lvdmode) { 872 sdf = DPARM_DEFAULT & ~DPARM_TQING; 873 } else { 874 int rvf = ISP_FW_REVX(isp->isp_fwrev); 875 sdf = DPARM_SAFE_DFLT; 876 877 /* 878 * It is not quite clear when this changed over so that 879 * we could force narrow and async, so assume >= 7.55 880 * for i/t F/W and = 4.55 for initiator f/w. 881 */ 882 if ((ISP_FW_REV(4, 55, 0) <= rvf && 883 (ISP_FW_REV(5, 0, 0) > rvf)) || 884 (ISP_FW_REV(7, 55, 0) <= rvf)) { 885 sdf |= DPARM_NARROW | DPARM_ASYNC; 886 } 887 } 888 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 889 mbs.param[1] = (tgt << 8) | (channel << 15); 890 mbs.param[2] = sdf; 891 mbs.param[3] = 892 (sdp->isp_devparam[tgt].sync_offset << 8) | 893 (sdp->isp_devparam[tgt].sync_period); 894 isp_mboxcmd(isp, &mbs); 895 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 896 sdf = DPARM_SAFE_DFLT; 897 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 898 mbs.param[1] = (tgt << 8) | (channel << 15); 899 mbs.param[2] = sdf; 900 mbs.param[3] = 901 (sdp->isp_devparam[tgt].sync_offset << 8) | 902 (sdp->isp_devparam[tgt].sync_period); 903 isp_mboxcmd(isp, &mbs); 904 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 905 PRINTF("%s: failed even to set defaults for " 906 "target %d\n", isp->isp_name, tgt); 907 continue; 908 } 909 } 910 911 #if 0 912 /* 913 * We don't update dev_flags with what we've set 914 * because that's not the ultimate goal setting. 915 * If we succeed with the command, we *do* update 916 * cur_dflags by getting target parameters. 917 */ 918 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 919 mbs.param[1] = (tgt << 8) | (channel << 15); 920 isp_mboxcmd(isp, &mbs); 921 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 922 /* 923 * Urrr.... We'll set cur_dflags to DPARM_SAFE_DFLT so 924 * we don't try and do tags if tags aren't enabled. 925 */ 926 sdp->isp_devparam[tgt].cur_dflags = DPARM_SAFE_DFLT; 927 } else { 928 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 929 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 930 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 931 } 932 IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n", 933 isp->isp_name, sdf, mbs.param[2], tgt)); 934 935 #else 936 /* 937 * We don't update any information because we need to run 938 * at least one command per target to cause a new state 939 * to be latched. 940 */ 941 #endif 942 /* 943 * Ensure that we don't believe tagged queuing is enabled yet. 944 * It turns out that sometimes the ISP just ignores our 945 * attempts to set parameters for devices that it hasn't 946 * seen yet. 947 */ 948 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 949 if ((ISP_FW_REV(4, 55, 0) <= ISP_FW_REVX(isp->isp_fwrev) && 950 (ISP_FW_REV(5, 0, 0) > ISP_FW_REVX(isp->isp_fwrev))) || 951 (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0))) 952 maxlun = 32; 953 else 954 maxlun = 8; 955 for (lun = 0; lun < maxlun; lun++) { 956 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS; 957 mbs.param[1] = (channel << 15) | (tgt << 8) | lun; 958 mbs.param[2] = sdp->isp_max_queue_depth; 959 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle; 960 isp_mboxcmd(isp, &mbs); 961 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 962 PRINTF("%s: failed to set device queue " 963 "parameters for target %d, lun %d\n", 964 isp->isp_name, tgt, lun); 965 break; 966 } 967 } 968 } 969 } 970 971 /* 972 * Fibre Channel specific initialization. 973 * 974 * Locks are held before coming here. 975 */ 976 static void 977 isp_fibre_init(isp) 978 struct ispsoftc *isp; 979 { 980 fcparam *fcp; 981 isp_icb_t *icbp; 982 mbreg_t mbs; 983 int loopid; 984 985 fcp = isp->isp_param; 986 987 /* 988 * For systems that don't have BIOS methods for which 989 * we can easily change the NVRAM based loopid, we'll 990 * override that here. Note that when we initialize 991 * the firmware we may get back a different loopid than 992 * we asked for anyway. XXX This is probably not the 993 * best way to figure this out XXX 994 */ 995 #ifndef __i386__ 996 loopid = DEFAULT_LOOPID(isp); 997 #else 998 loopid = fcp->isp_loopid; 999 #endif 1000 1001 icbp = (isp_icb_t *) fcp->isp_scratch; 1002 MEMZERO(icbp, sizeof (*icbp)); 1003 1004 icbp->icb_version = ICB_VERSION1; 1005 #ifdef ISP_TARGET_MODE 1006 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE; 1007 #else 1008 fcp->isp_fwoptions = 0; 1009 #endif 1010 1011 fcp->isp_fwoptions |= ICBOPT_FAIRNESS; 1012 /* 1013 * If this is a 2100 < revision 5, we have to turn off FAIRNESS. 1014 */ 1015 if ((isp->isp_type == ISP_HA_FC_2100) && isp->isp_revision < 5) { 1016 fcp->isp_fwoptions &= ~ICBOPT_FAIRNESS; 1017 } 1018 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE; 1019 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS; 1020 /* 1021 * We have to use FULL LOGIN even though it resets the loop too much 1022 * because otherwise port database entries don't get updated after 1023 * a LIP- this is a known f/w bug. 1024 */ 1025 if (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(1, 17, 0)) { 1026 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN; 1027 } 1028 #ifndef ISP_NO_FASTPOST_FC 1029 fcp->isp_fwoptions |= ICBOPT_FAST_POST; 1030 #endif 1031 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX) 1032 fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX; 1033 1034 /* 1035 * We don't set ICBOPT_PORTNAME because we want our 1036 * Node Name && Port Names to be distinct. 1037 */ 1038 1039 icbp->icb_fwoptions = fcp->isp_fwoptions; 1040 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen; 1041 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || 1042 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) { 1043 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n", 1044 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN); 1045 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN; 1046 } 1047 icbp->icb_maxalloc = fcp->isp_maxalloc; 1048 if (icbp->icb_maxalloc < 1) { 1049 PRINTF("%s: bad maximum allocation (%d)- using 16\n", 1050 isp->isp_name, fcp->isp_maxalloc); 1051 icbp->icb_maxalloc = 16; 1052 } 1053 icbp->icb_execthrottle = fcp->isp_execthrottle; 1054 if (icbp->icb_execthrottle < 1) { 1055 PRINTF("%s: bad execution throttle of %d- using 16\n", 1056 isp->isp_name, fcp->isp_execthrottle); 1057 icbp->icb_execthrottle = ICB_DFLT_THROTTLE; 1058 } 1059 icbp->icb_retry_delay = fcp->isp_retry_delay; 1060 icbp->icb_retry_count = fcp->isp_retry_count; 1061 icbp->icb_hardaddr = loopid; 1062 icbp->icb_logintime = 30; /* 30 second login timeout */ 1063 1064 if (fcp->isp_nodewwn) { 1065 u_int64_t pn; 1066 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_nodewwn); 1067 if (fcp->isp_portwwn) { 1068 pn = fcp->isp_portwwn; 1069 } else { 1070 pn = fcp->isp_nodewwn | 1071 (((u_int64_t)(isp->isp_unit+1)) << 56); 1072 } 1073 /* 1074 * If the top nibble is 2, we can construct a port name 1075 * from the node name by setting a nonzero instance in 1076 * bits 56..59. Otherwise, we need to make it identical 1077 * to Node name... 1078 */ 1079 if ((fcp->isp_nodewwn >> 60) == 2) { 1080 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, pn); 1081 } else { 1082 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, 1083 fcp->isp_nodewwn); 1084 } 1085 } else { 1086 fcp->isp_fwoptions &= ~(ICBOPT_USE_PORTNAME|ICBOPT_FULL_LOGIN); 1087 } 1088 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN; 1089 icbp->icb_rsltqlen = RESULT_QUEUE_LEN; 1090 icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_rquest_dma); 1091 icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_rquest_dma); 1092 icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_result_dma); 1093 icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_result_dma); 1094 ISP_SWIZZLE_ICB(isp, icbp); 1095 1096 /* 1097 * Do this *before* initializing the firmware. 1098 */ 1099 isp_mark_getpdb_all(isp); 1100 fcp->isp_fwstate = FW_CONFIG_WAIT; 1101 fcp->isp_loopstate = LOOP_NIL; 1102 1103 MemoryBarrier(); 1104 for (;;) { 1105 mbs.param[0] = MBOX_INIT_FIRMWARE; 1106 mbs.param[1] = 0; 1107 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1108 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1109 mbs.param[4] = 0; 1110 mbs.param[5] = 0; 1111 mbs.param[6] = 0; 1112 mbs.param[7] = 0; 1113 isp_mboxcmd(isp, &mbs); 1114 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1115 PRINTF("%s: INIT FIRMWARE failed (code 0x%x)\n", 1116 isp->isp_name, mbs.param[0]); 1117 if (mbs.param[0] & 0x8000) { 1118 SYS_DELAY(1000); 1119 continue; 1120 } 1121 return; 1122 } 1123 break; 1124 } 1125 1126 isp->isp_reqidx = isp->isp_reqodx = 0; 1127 isp->isp_residx = 0; 1128 isp->isp_sendmarker = 1; 1129 1130 /* 1131 * Whatever happens, we're now committed to being here. 1132 */ 1133 isp->isp_state = ISP_INITSTATE; 1134 } 1135 1136 /* 1137 * Fibre Channel Support- get the port database for the id. 1138 * 1139 * Locks are held before coming here. Return 0 if success, 1140 * else failure. 1141 */ 1142 1143 static void 1144 isp_mark_getpdb_all(isp) 1145 struct ispsoftc *isp; 1146 { 1147 fcparam *fcp = (fcparam *) isp->isp_param; 1148 int i; 1149 for (i = 0; i < MAX_FC_TARG; i++) { 1150 fcp->portdb[i].valid = 0; 1151 } 1152 } 1153 1154 static int 1155 isp_getpdb(isp, id, pdbp) 1156 struct ispsoftc *isp; 1157 int id; 1158 isp_pdb_t *pdbp; 1159 { 1160 fcparam *fcp = (fcparam *) isp->isp_param; 1161 mbreg_t mbs; 1162 1163 mbs.param[0] = MBOX_GET_PORT_DB; 1164 mbs.param[1] = id << 8; 1165 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1166 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1167 /* 1168 * Unneeded. For the 2100, except for initializing f/w, registers 1169 * 4/5 have to not be written to. 1170 * mbs.param[4] = 0; 1171 * mbs.param[5] = 0; 1172 * 1173 */ 1174 mbs.param[6] = 0; 1175 mbs.param[7] = 0; 1176 isp_mboxcmd(isp, &mbs); 1177 switch (mbs.param[0]) { 1178 case MBOX_COMMAND_COMPLETE: 1179 MemoryBarrier(); 1180 ISP_UNSWIZZLE_AND_COPY_PDBP(isp, pdbp, fcp->isp_scratch); 1181 break; 1182 case MBOX_HOST_INTERFACE_ERROR: 1183 PRINTF("%s: DMA error getting port database\n", isp->isp_name); 1184 return (-1); 1185 case MBOX_COMMAND_PARAM_ERROR: 1186 /* Not Logged In */ 1187 IDPRINTF(3, ("%s: Param Error on Get Port Database for id %d\n", 1188 isp->isp_name, id)); 1189 return (-1); 1190 default: 1191 PRINTF("%s: error 0x%x getting port database for ID %d\n", 1192 isp->isp_name, mbs.param[0], id); 1193 return (-1); 1194 } 1195 return (0); 1196 } 1197 1198 static u_int64_t 1199 isp_get_portname(isp, loopid, nodename) 1200 struct ispsoftc *isp; 1201 int loopid; 1202 int nodename; 1203 { 1204 u_int64_t wwn = 0; 1205 mbreg_t mbs; 1206 1207 mbs.param[0] = MBOX_GET_PORT_NAME; 1208 mbs.param[1] = loopid << 8; 1209 if (nodename) 1210 mbs.param[1] |= 1; 1211 isp_mboxcmd(isp, &mbs); 1212 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) { 1213 wwn = 1214 (((u_int64_t)(mbs.param[2] & 0xff)) << 56) | 1215 (((u_int64_t)(mbs.param[2] >> 8)) << 48) | 1216 (((u_int64_t)(mbs.param[3] & 0xff)) << 40) | 1217 (((u_int64_t)(mbs.param[3] >> 8)) << 32) | 1218 (((u_int64_t)(mbs.param[6] & 0xff)) << 24) | 1219 (((u_int64_t)(mbs.param[6] >> 8)) << 16) | 1220 (((u_int64_t)(mbs.param[7] & 0xff)) << 8) | 1221 (((u_int64_t)(mbs.param[7] >> 8))); 1222 } 1223 return (wwn); 1224 } 1225 1226 /* 1227 * Make sure we have good FC link and know our Loop ID. 1228 */ 1229 1230 static int 1231 isp_fclink_test(isp, waitdelay) 1232 struct ispsoftc *isp; 1233 int waitdelay; 1234 { 1235 static char *toponames[] = { 1236 "Private Loop", 1237 "FL Port", 1238 "N-Port to N-Port", 1239 "F Port" 1240 }; 1241 char *tname; 1242 mbreg_t mbs; 1243 int count, topo = -1; 1244 u_int8_t lwfs; 1245 fcparam *fcp; 1246 #if defined(ISP2100_FABRIC) 1247 isp_pdb_t pdb; 1248 #endif 1249 fcp = isp->isp_param; 1250 1251 /* 1252 * Wait up to N microseconds for F/W to go to a ready state. 1253 */ 1254 lwfs = FW_CONFIG_WAIT; 1255 for (count = 0; count < waitdelay; count += 100) { 1256 isp_fw_state(isp); 1257 if (lwfs != fcp->isp_fwstate) { 1258 PRINTF("%s: Firmware State %s -> %s\n", 1259 isp->isp_name, isp2100_fw_statename((int)lwfs), 1260 isp2100_fw_statename((int)fcp->isp_fwstate)); 1261 lwfs = fcp->isp_fwstate; 1262 } 1263 if (fcp->isp_fwstate == FW_READY) { 1264 break; 1265 } 1266 SYS_DELAY(100); /* wait 100 microseconds */ 1267 } 1268 1269 /* 1270 * If we haven't gone to 'ready' state, return. 1271 */ 1272 if (fcp->isp_fwstate != FW_READY) { 1273 return (-1); 1274 } 1275 1276 /* 1277 * Get our Loop ID (if possible). We really need to have it. 1278 */ 1279 mbs.param[0] = MBOX_GET_LOOP_ID; 1280 isp_mboxcmd(isp, &mbs); 1281 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1282 PRINTF("%s: GET LOOP ID failed\n", isp->isp_name); 1283 return (-1); 1284 } 1285 fcp->isp_loopid = mbs.param[1]; 1286 if (isp->isp_type == ISP_HA_FC_2200) { 1287 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(2, 0, 14)) { 1288 topo = (int) mbs.param[6]; 1289 } 1290 } else if (isp->isp_type == ISP_HA_FC_2100) { 1291 if (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(1, 17, 26)) { 1292 topo = (int) mbs.param[6]; 1293 } 1294 } 1295 if (topo < 0 || topo > 3) 1296 tname = "unknown"; 1297 else 1298 tname = toponames[topo]; 1299 1300 /* 1301 * If we're not on a fabric, the low 8 bits will be our AL_PA. 1302 * If we're on a fabric, the low 8 bits will still be our AL_PA. 1303 */ 1304 fcp->isp_alpa = mbs.param[2]; 1305 #if defined(ISP2100_FABRIC) 1306 fcp->isp_onfabric = 0; 1307 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) { 1308 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16); 1309 fcp->isp_onfabric = 1; 1310 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State " 1311 "0x%x topology %s\n", isp->isp_name, fcp->isp_loopid, 1312 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate, tname); 1313 1314 /* 1315 * Make sure we're logged out of all fabric devices. 1316 */ 1317 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) { 1318 struct lportdb *lp = &fcp->portdb[count]; 1319 if (lp->valid == 0 || lp->fabdev == 0) 1320 continue; 1321 PRINTF("%s: logging out target %d at Loop ID %d " 1322 "(port id 0x%x)\n", isp->isp_name, count, 1323 lp->loopid, lp->portid); 1324 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1325 mbs.param[1] = lp->loopid << 8; 1326 mbs.param[2] = 0; 1327 mbs.param[3] = 0; 1328 isp_mboxcmd(isp, &mbs); 1329 } 1330 } else 1331 #endif 1332 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology %s\n", 1333 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate, 1334 tname); 1335 fcp->loop_seen_once = 1; 1336 return (0); 1337 } 1338 1339 /* 1340 * Compare two local port db entities and return 1 if they're the same, else 0. 1341 */ 1342 1343 static int 1344 isp_same_lportdb(a, b) 1345 struct lportdb *a, *b; 1346 { 1347 /* 1348 * We decide two lports are the same if they have non-zero and 1349 * identical port WWNs and identical loop IDs. 1350 */ 1351 1352 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn || 1353 a->loopid != b->loopid) { 1354 return (0); 1355 } else { 1356 return (1); 1357 } 1358 } 1359 1360 /* 1361 * Synchronize our soft copy of the port database with what the f/w thinks 1362 * (with a view toward possibly for a specific target....) 1363 */ 1364 1365 static int 1366 isp_pdb_sync(isp, target) 1367 struct ispsoftc *isp; 1368 int target; 1369 { 1370 struct lportdb *lp, *tport; 1371 fcparam *fcp = isp->isp_param; 1372 isp_pdb_t pdb; 1373 int loopid, lim; 1374 1375 #ifdef ISP2100_FABRIC 1376 /* 1377 * XXX: If we do this *after* building up our local port database, 1378 * XXX: the commands simply don't work. 1379 */ 1380 /* 1381 * (Re)discover all fabric devices 1382 */ 1383 if (fcp->isp_onfabric) 1384 (void) isp_scan_fabric(isp); 1385 #endif 1386 1387 1388 /* 1389 * Run through the local loop ports and get port database info 1390 * for each loop ID. 1391 * 1392 * There's a somewhat unexplained situation where the f/w passes back 1393 * the wrong database entity- if that happens, just restart (up to 1394 * FL_PORT_ID times). 1395 */ 1396 tport = fcp->tport; 1397 /* 1398 * make sure the temp port database is clean... 1399 */ 1400 MEMZERO((void *) tport, sizeof (tport)); 1401 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) { 1402 lp = &tport[loopid]; 1403 lp->node_wwn = isp_get_portname(isp, loopid, 1); 1404 if (lp->node_wwn == 0) 1405 continue; 1406 lp->port_wwn = isp_get_portname(isp, loopid, 0); 1407 if (lp->port_wwn == 0) { 1408 lp->node_wwn = 0; 1409 continue; 1410 } 1411 1412 /* 1413 * Get an entry.... 1414 */ 1415 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1416 continue; 1417 } 1418 1419 /* 1420 * If the returned database element doesn't match what we 1421 * asked for, restart the process entirely (up to a point...). 1422 */ 1423 if (pdb.pdb_loopid != loopid) { 1424 IDPRINTF(1, ("%s: wankage (%d != %d)\n", 1425 isp->isp_name, pdb.pdb_loopid, loopid)); 1426 loopid = 0; 1427 if (lim++ < FL_PORT_ID) { 1428 continue; 1429 } 1430 PRINTF("%s: giving up on synchronizing the port " 1431 "database\n", isp->isp_name); 1432 return (-1); 1433 } 1434 1435 /* 1436 * Save the pertinent info locally. 1437 */ 1438 lp->node_wwn = 1439 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1440 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1441 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1442 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1443 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1444 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1445 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1446 (((u_int64_t)pdb.pdb_nodename[7])); 1447 lp->port_wwn = 1448 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1449 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1450 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1451 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1452 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1453 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1454 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1455 (((u_int64_t)pdb.pdb_portname[7])); 1456 lp->roles = 1457 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1458 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1459 lp->loopid = pdb.pdb_loopid; 1460 /* 1461 * Do a quick check to see whether this matches the saved port 1462 * database for the same loopid. We do this here to save 1463 * searching later (if possible). Note that this fails over 1464 * time as things shuffle on the loop- we get the current 1465 * loop state (where loop id as an index matches loop id in 1466 * use) and then compare it to our saved database which 1467 * never shifts. 1468 */ 1469 if (isp_same_lportdb(lp, &fcp->portdb[target])) { 1470 lp->valid = 1; 1471 } 1472 } 1473 1474 /* 1475 * If we get this far, we've settled our differences with the f/w 1476 * and we can say that the loop state is ready. 1477 */ 1478 fcp->isp_loopstate = LOOP_READY; 1479 1480 /* 1481 * Mark all of the permanent local loop database entries as invalid. 1482 */ 1483 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1484 fcp->portdb[loopid].valid = 0; 1485 } 1486 1487 /* 1488 * Now merge our local copy of the port database into our saved copy. 1489 * Notify the outer layers of new devices arriving. 1490 */ 1491 for (loopid = 0; loopid < FL_PORT_ID; loopid++) { 1492 int i; 1493 1494 /* 1495 * If we don't have a non-zero Port WWN, we're not here. 1496 */ 1497 if (tport[loopid].port_wwn == 0) { 1498 continue; 1499 } 1500 1501 /* 1502 * If we've already marked our tmp copy as valid, 1503 * this means that we've decided that it's the 1504 * same as our saved data base. This didn't include 1505 * the 'valid' marking so we have set that here. 1506 */ 1507 if (tport[loopid].valid) { 1508 fcp->portdb[loopid].valid = 1; 1509 continue; 1510 } 1511 1512 /* 1513 * For the purposes of deciding whether this is the 1514 * 'same' device or not, we only search for an identical 1515 * Port WWN. Node WWNs may or may not be the same as 1516 * the Port WWN, and there may be multiple different 1517 * Port WWNs with the same Node WWN. It would be chaos 1518 * to have multiple identical Port WWNs, so we don't 1519 * allow that. 1520 */ 1521 1522 for (i = 0; i < FL_PORT_ID; i++) { 1523 int j; 1524 if (fcp->portdb[i].port_wwn == 0) 1525 continue; 1526 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn) 1527 continue; 1528 /* 1529 * We found this WWN elsewhere- it's changed 1530 * loopids then. We don't change it's actual 1531 * position in our cached port database- we 1532 * just change the actual loop ID we'd use. 1533 */ 1534 if (fcp->portdb[i].loopid != loopid) { 1535 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) " 1536 "=> Loop 0x%x (Port 0x%x) \n", 1537 isp->isp_name, i, fcp->portdb[i].loopid, 1538 fcp->portdb[i].portid, loopid, 1539 tport[loopid].portid); 1540 } 1541 fcp->portdb[i].portid = tport[loopid].portid; 1542 fcp->portdb[i].loopid = loopid; 1543 fcp->portdb[i].valid = 1; 1544 /* 1545 * XXX: Should we also propagate roles in case they 1546 * XXX: changed? 1547 */ 1548 1549 /* 1550 * Now make sure this Port WWN doesn't exist elsewhere 1551 * in the port database. 1552 */ 1553 for (j = i+1; j < FL_PORT_ID; j++) { 1554 if (fcp->portdb[i].port_wwn != 1555 fcp->portdb[j].port_wwn) { 1556 continue; 1557 } 1558 PRINTF("%s: Target ID %d Duplicates Target ID " 1559 "%d- killing off both\n", 1560 isp->isp_name, j, i); 1561 /* 1562 * Invalidate the 'old' *and* 'new' ones. 1563 * This is really harsh and not quite right, 1564 * but if this happens, we really don't know 1565 * who is what at this point. 1566 */ 1567 fcp->portdb[i].valid = 0; 1568 fcp->portdb[j].valid = 0; 1569 } 1570 break; 1571 } 1572 1573 /* 1574 * If we didn't traverse the entire port database, 1575 * then we found (and remapped) an existing entry. 1576 * No need to notify anyone- go for the next one. 1577 */ 1578 if (i < FL_PORT_ID) { 1579 continue; 1580 } 1581 1582 /* 1583 * We've not found this Port WWN anywhere. It's a new entry. 1584 * See if we can leave it where it is (with target == loopid). 1585 */ 1586 if (fcp->portdb[loopid].port_wwn != 0) { 1587 for (lim = 0; lim < FL_PORT_ID; lim++) { 1588 if (fcp->portdb[lim].port_wwn == 0) 1589 break; 1590 } 1591 /* "Cannot Happen" */ 1592 if (lim == FL_PORT_ID) { 1593 PRINTF("%s: remap overflow?\n", isp->isp_name); 1594 continue; 1595 } 1596 i = lim; 1597 } else { 1598 i = loopid; 1599 } 1600 1601 /* 1602 * NB: The actual loopid we use here is loopid- we may 1603 * in fact be at a completely different index (target). 1604 */ 1605 fcp->portdb[i].loopid = loopid; 1606 fcp->portdb[i].port_wwn = tport[loopid].port_wwn; 1607 fcp->portdb[i].node_wwn = tport[loopid].node_wwn; 1608 fcp->portdb[i].roles = tport[loopid].roles; 1609 fcp->portdb[i].portid = tport[loopid].portid; 1610 fcp->portdb[i].valid = 1; 1611 1612 /* 1613 * Tell the outside world we've arrived. 1614 */ 1615 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i); 1616 } 1617 1618 /* 1619 * Now find all previously used targets that are now invalid and 1620 * notify the outer layers that they're gone. 1621 */ 1622 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) { 1623 if (lp->valid || lp->port_wwn == 0) 1624 continue; 1625 1626 /* 1627 * Tell the outside world we've gone away. 1628 */ 1629 loopid = lp - fcp->portdb; 1630 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1631 MEMZERO((void *) lp, sizeof (*lp)); 1632 } 1633 1634 #ifdef ISP2100_FABRIC 1635 /* 1636 * Now log in any fabric devices 1637 */ 1638 for (lp = &fcp->portdb[FC_SNS_ID+1]; 1639 lp < &fcp->portdb[MAX_FC_TARG]; lp++) { 1640 mbreg_t mbs; 1641 1642 /* 1643 * Nothing here? 1644 */ 1645 if (lp->port_wwn == 0) 1646 continue; 1647 /* 1648 * Don't try to log into yourself. 1649 */ 1650 if (lp->portid == fcp->isp_portid) 1651 continue; 1652 1653 /* 1654 * Force a logout. 1655 */ 1656 lp->loopid = loopid = lp - fcp->portdb; 1657 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1658 mbs.param[1] = lp->loopid << 8; 1659 mbs.param[2] = 0; 1660 mbs.param[3] = 0; 1661 isp_mboxcmd(isp, &mbs); 1662 1663 /* 1664 * And log in.... 1665 */ 1666 mbs.param[0] = MBOX_FABRIC_LOGIN; 1667 mbs.param[1] = lp->loopid << 8; 1668 mbs.param[2] = lp->portid >> 16; 1669 mbs.param[3] = lp->portid & 0xffff; 1670 isp_mboxcmd(isp, &mbs); 1671 switch (mbs.param[0]) { 1672 case MBOX_COMMAND_COMPLETE: 1673 break; 1674 case MBOX_COMMAND_ERROR: 1675 switch (mbs.param[1]) { 1676 case 1: 1677 PRINTF("%s: no loop\n", isp->isp_name); 1678 break; 1679 case 2: 1680 PRINTF("%s: IOCB buffer could not be alloced\n", 1681 isp->isp_name); 1682 break; 1683 case 3: 1684 PRINTF("%s: could not alloc xchange resource\n", 1685 isp->isp_name); 1686 break; 1687 case 4: 1688 PRINTF("%s: ELS timeout\n", isp->isp_name); 1689 break; 1690 case 5: 1691 PRINTF("%s: no fabric port\n", isp->isp_name); 1692 break; 1693 case 6: 1694 PRINTF("%s: remote device cannot be a target\n", 1695 isp->isp_name); 1696 break; 1697 default: 1698 break; 1699 } 1700 continue; 1701 default: 1702 continue; 1703 } 1704 1705 lp->valid = 1; 1706 lp->fabdev = 1; 1707 if (isp_getpdb(isp, loopid, &pdb) != 0) { 1708 /* 1709 * Be kind... 1710 */ 1711 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1712 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n", 1713 isp->isp_name, lp->portid, lp->loopid); 1714 continue; 1715 } 1716 if (pdb.pdb_loopid != lp->loopid) { 1717 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT); 1718 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n", 1719 isp->isp_name, lp->portid, lp->loopid); 1720 continue; 1721 } 1722 lp->roles = 1723 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT; 1724 lp->portid = BITS2WORD(pdb.pdb_portid_bits); 1725 lp->loopid = loopid; 1726 lp->node_wwn = 1727 (((u_int64_t)pdb.pdb_nodename[0]) << 56) | 1728 (((u_int64_t)pdb.pdb_nodename[1]) << 48) | 1729 (((u_int64_t)pdb.pdb_nodename[2]) << 40) | 1730 (((u_int64_t)pdb.pdb_nodename[3]) << 32) | 1731 (((u_int64_t)pdb.pdb_nodename[4]) << 24) | 1732 (((u_int64_t)pdb.pdb_nodename[5]) << 16) | 1733 (((u_int64_t)pdb.pdb_nodename[6]) << 8) | 1734 (((u_int64_t)pdb.pdb_nodename[7])); 1735 lp->port_wwn = 1736 (((u_int64_t)pdb.pdb_portname[0]) << 56) | 1737 (((u_int64_t)pdb.pdb_portname[1]) << 48) | 1738 (((u_int64_t)pdb.pdb_portname[2]) << 40) | 1739 (((u_int64_t)pdb.pdb_portname[3]) << 32) | 1740 (((u_int64_t)pdb.pdb_portname[4]) << 24) | 1741 (((u_int64_t)pdb.pdb_portname[5]) << 16) | 1742 (((u_int64_t)pdb.pdb_portname[6]) << 8) | 1743 (((u_int64_t)pdb.pdb_portname[7])); 1744 /* 1745 * Check to make sure this all makes sense. 1746 */ 1747 if (lp->node_wwn && lp->port_wwn) { 1748 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid); 1749 continue; 1750 } 1751 lp->fabdev = lp->valid = 0; 1752 PRINTF("%s: Target %d (Loop 0x%x) Port ID 0x%x lost its WWN\n", 1753 isp->isp_name, loopid, lp->loopid, lp->portid); 1754 mbs.param[0] = MBOX_FABRIC_LOGOUT; 1755 mbs.param[1] = lp->loopid << 8; 1756 mbs.param[2] = 0; 1757 mbs.param[3] = 0; 1758 isp_mboxcmd(isp, &mbs); 1759 } 1760 #endif 1761 return (0); 1762 } 1763 1764 #ifdef ISP2100_FABRIC 1765 static int 1766 isp_scan_fabric(isp) 1767 struct ispsoftc *isp; 1768 { 1769 fcparam *fcp = isp->isp_param; 1770 u_int32_t portid, first_nz_portid; 1771 sns_screq_t *reqp; 1772 sns_scrsp_t *resp; 1773 mbreg_t mbs; 1774 int hicap; 1775 1776 reqp = (sns_screq_t *) fcp->isp_scratch; 1777 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]); 1778 first_nz_portid = portid = fcp->isp_portid; 1779 1780 for (hicap = 0; hicap < 1024; hicap++) { 1781 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE); 1782 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1; 1783 reqp->snscb_addr[RQRSP_ADDR0015] = 1784 DMA_LSW(fcp->isp_scdma + 0x100); 1785 reqp->snscb_addr[RQRSP_ADDR1631] = 1786 DMA_MSW(fcp->isp_scdma + 0x100); 1787 reqp->snscb_sblen = 6; 1788 reqp->snscb_data[0] = SNS_GAN; 1789 reqp->snscb_data[4] = portid & 0xffff; 1790 reqp->snscb_data[5] = (portid >> 16) & 0xff; 1791 ISP_SWIZZLE_SNS_REQ(isp, reqp); 1792 mbs.param[0] = MBOX_SEND_SNS; 1793 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1; 1794 mbs.param[2] = DMA_MSW(fcp->isp_scdma); 1795 mbs.param[3] = DMA_LSW(fcp->isp_scdma); 1796 mbs.param[6] = 0; 1797 mbs.param[7] = 0; 1798 MemoryBarrier(); 1799 isp_mboxcmd(isp, &mbs); 1800 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1801 return (-1); 1802 } 1803 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1); 1804 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) | 1805 (((u_int32_t) resp->snscb_port_id[1]) << 8) | 1806 (((u_int32_t) resp->snscb_port_id[2])); 1807 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) { 1808 return (-1); 1809 } 1810 if (first_nz_portid == 0 && portid) { 1811 first_nz_portid = portid; 1812 } 1813 if (first_nz_portid == portid) { 1814 return (0); 1815 } 1816 } 1817 /* 1818 * We either have a broken name server or a huge fabric if we get here. 1819 */ 1820 return (0); 1821 } 1822 #endif 1823 /* 1824 * Start a command. Locking is assumed done in the caller. 1825 */ 1826 1827 int32_t 1828 ispscsicmd(xs) 1829 ISP_SCSI_XFER_T *xs; 1830 { 1831 struct ispsoftc *isp; 1832 u_int16_t iptr, optr; 1833 union { 1834 ispreq_t *_reqp; 1835 ispreqt2_t *_t2reqp; 1836 } _u; 1837 #define reqp _u._reqp 1838 #define t2reqp _u._t2reqp 1839 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 1840 int target, i; 1841 1842 XS_INITERR(xs); 1843 isp = XS_ISP(xs); 1844 1845 if (isp->isp_state != ISP_RUNSTATE) { 1846 PRINTF("%s: adapter not ready\n", isp->isp_name); 1847 XS_SETERR(xs, HBA_BOTCH); 1848 return (CMD_COMPLETE); 1849 } 1850 1851 /* 1852 * We *could* do the different sequence type that has close 1853 * to the whole Queue Entry for the command... 1854 */ 1855 1856 if (XS_CDBLEN(xs) > (IS_FC(isp) ? 16 : 12) || XS_CDBLEN(xs) == 0) { 1857 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n", 1858 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0]); 1859 XS_SETERR(xs, HBA_BOTCH); 1860 return (CMD_COMPLETE); 1861 } 1862 1863 /* 1864 * Check to see whether we have good firmware state still or 1865 * need to refresh our port database for this target. 1866 */ 1867 target = XS_TGT(xs); 1868 if (IS_FC(isp)) { 1869 fcparam *fcp = isp->isp_param; 1870 struct lportdb *lp; 1871 #if defined(ISP2100_FABRIC) 1872 if (target >= FL_PORT_ID) { 1873 /* 1874 * If we're not on a Fabric, we can't have a target 1875 * above FL_PORT_ID-1. If we're on a fabric, we 1876 * can't have a target less than FC_SNS_ID+1. 1877 */ 1878 if (fcp->isp_onfabric == 0 || target <= FC_SNS_ID) { 1879 XS_SETERR(xs, HBA_SELTIMEOUT); 1880 return (CMD_COMPLETE); 1881 } 1882 } 1883 #endif 1884 /* 1885 * Check for f/w being in ready state. If the f/w 1886 * isn't in ready state, then we don't know our 1887 * loop ID and the f/w hasn't completed logging 1888 * into all targets on the loop. If this is the 1889 * case, then bounce the command. We pretend this is 1890 * a SELECTION TIMEOUT error if we've never gone to 1891 * FW_READY state at all- in this case we may not 1892 * be hooked to a loop at all and we shouldn't hang 1893 * the machine for this. Otherwise, defer this command 1894 * until later. 1895 */ 1896 if (fcp->isp_fwstate != FW_READY) { 1897 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) { 1898 XS_SETERR(xs, HBA_SELTIMEOUT); 1899 if (fcp->loop_seen_once) { 1900 return (CMD_RQLATER); 1901 } else { 1902 return (CMD_COMPLETE); 1903 } 1904 } 1905 } 1906 1907 /* 1908 * If our loop state is such that we haven't yet received 1909 * a "Port Database Changed" notification (after a LIP or 1910 * a Loop Reset or firmware initialization), then defer 1911 * sending commands for a little while. 1912 */ 1913 if (fcp->isp_loopstate < LOOP_PDB_RCVD) { 1914 XS_SETERR(xs, HBA_SELTIMEOUT); 1915 return (CMD_RQLATER); 1916 } 1917 1918 /* 1919 * If our loop state is now such that we've just now 1920 * received a Port Database Change notification, then 1921 * we have to go off and (re)synchronize our port 1922 * database. 1923 */ 1924 if (fcp->isp_loopstate == LOOP_PDB_RCVD) { 1925 if (isp_pdb_sync(isp, target)) { 1926 XS_SETERR(xs, HBA_SELTIMEOUT); 1927 return (CMD_COMPLETE); 1928 } 1929 } 1930 1931 /* 1932 * Now check whether we should even think about pursuing this. 1933 */ 1934 lp = &fcp->portdb[target]; 1935 if (lp->valid == 0) { 1936 XS_SETERR(xs, HBA_SELTIMEOUT); 1937 return (CMD_COMPLETE); 1938 } 1939 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) { 1940 IDPRINTF(3, ("%s: target %d is not a target\n", 1941 isp->isp_name, target)); 1942 XS_SETERR(xs, HBA_SELTIMEOUT); 1943 return (CMD_COMPLETE); 1944 } 1945 /* 1946 * Now turn target into what the actual loop ID is. 1947 */ 1948 target = lp->loopid; 1949 } 1950 1951 /* 1952 * Next check to see if any HBA or Device 1953 * parameters need to be updated. 1954 */ 1955 if (isp->isp_update != 0) { 1956 isp_update(isp); 1957 } 1958 1959 if (isp_getrqentry(isp, &iptr, &optr, (void **) &reqp)) { 1960 IDPRINTF(1, ("%s: Request Queue Overflow\n", isp->isp_name)); 1961 XS_SETERR(xs, HBA_BOTCH); 1962 return (CMD_EAGAIN); 1963 } 1964 1965 /* 1966 * Now see if we need to synchronize the ISP with respect to anything. 1967 * We do dual duty here (cough) for synchronizing for busses other 1968 * than which we got here to send a command to. 1969 */ 1970 if (isp->isp_sendmarker) { 1971 u_int8_t n = (IS_DUALBUS(isp)? 2: 1); 1972 /* 1973 * Check ports to send markers for... 1974 */ 1975 for (i = 0; i < n; i++) { 1976 if ((isp->isp_sendmarker & (1 << i)) == 0) { 1977 continue; 1978 } 1979 MEMZERO((void *) reqp, sizeof (*reqp)); 1980 reqp->req_header.rqs_entry_count = 1; 1981 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER; 1982 reqp->req_modifier = SYNC_ALL; 1983 reqp->req_target = i << 7; /* insert bus number */ 1984 ISP_SWIZZLE_REQUEST(isp, reqp); 1985 MemoryBarrier(); 1986 ISP_ADD_REQUEST(isp, iptr); 1987 1988 if (isp_getrqentry(isp, &iptr, &optr, (void **)&reqp)) { 1989 IDPRINTF(1, ("%s: Request Queue Overflow+\n", 1990 isp->isp_name)); 1991 XS_SETERR(xs, HBA_BOTCH); 1992 return (CMD_EAGAIN); 1993 } 1994 } 1995 } 1996 1997 MEMZERO((void *) reqp, UZSIZE); 1998 reqp->req_header.rqs_entry_count = 1; 1999 if (IS_FC(isp)) { 2000 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 2001 } else { 2002 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 2003 } 2004 reqp->req_header.rqs_flags = 0; 2005 reqp->req_header.rqs_seqno = 0; 2006 if (IS_FC(isp)) { 2007 /* 2008 * See comment in isp_intr 2009 */ 2010 XS_RESID(xs) = 0; 2011 2012 /* 2013 * Fibre Channel always requires some kind of tag. 2014 * The Qlogic drivers seem be happy not to use a tag, 2015 * but this breaks for some devices (IBM drives). 2016 */ 2017 if (XS_CANTAG(xs)) { 2018 t2reqp->req_flags = XS_KINDOF_TAG(xs); 2019 } else { 2020 if (XS_CDBP(xs)[0] == 0x3) /* REQUEST SENSE */ 2021 t2reqp->req_flags = REQFLAG_HTAG; 2022 else 2023 t2reqp->req_flags = REQFLAG_OTAG; 2024 } 2025 } else { 2026 sdparam *sdp = (sdparam *)isp->isp_param; 2027 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) && 2028 XS_CANTAG(xs)) { 2029 reqp->req_flags = XS_KINDOF_TAG(xs); 2030 } 2031 } 2032 reqp->req_target = target | (XS_CHANNEL(xs) << 7); 2033 if (IS_SCSI(isp)) { 2034 reqp->req_lun_trn = XS_LUN(xs); 2035 reqp->req_cdblen = XS_CDBLEN(xs); 2036 } else { 2037 #ifdef ISP2100_SCCLUN 2038 t2reqp->req_scclun = XS_LUN(xs); 2039 #else 2040 t2reqp->req_lun_trn = XS_LUN(xs); 2041 #endif 2042 } 2043 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 2044 2045 reqp->req_time = XS_TIME(xs) / 1000; 2046 if (reqp->req_time == 0 && XS_TIME(xs)) 2047 reqp->req_time = 1; 2048 2049 /* 2050 * Always give a bit more leeway to commands after a bus reset. 2051 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED 2052 */ 2053 if (isp->isp_sendmarker && reqp->req_time < 5) { 2054 reqp->req_time = 5; 2055 } 2056 if (isp_save_xs(isp, xs, &reqp->req_handle)) { 2057 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 2058 XS_SETERR(xs, HBA_BOTCH); 2059 return (CMD_EAGAIN); 2060 } 2061 /* 2062 * Set up DMA and/or do any bus swizzling of the request entry 2063 * so that the Qlogic F/W understands what is being asked of it. 2064 */ 2065 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 2066 if (i != CMD_QUEUED) { 2067 isp_destroy_handle(isp, reqp->req_handle); 2068 /* 2069 * dmasetup sets actual error in packet, and 2070 * return what we were given to return. 2071 */ 2072 return (i); 2073 } 2074 XS_SETERR(xs, HBA_NOERROR); 2075 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n", 2076 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs), 2077 reqp->req_cdb[0], XS_XFRLEN(xs))); 2078 MemoryBarrier(); 2079 ISP_ADD_REQUEST(isp, iptr); 2080 isp->isp_nactive++; 2081 if (isp->isp_sendmarker) 2082 isp->isp_sendmarker = 0; 2083 return (CMD_QUEUED); 2084 #undef reqp 2085 #undef t2reqp 2086 } 2087 2088 /* 2089 * isp control 2090 * Locks (ints blocked) assumed held. 2091 */ 2092 2093 int 2094 isp_control(isp, ctl, arg) 2095 struct ispsoftc *isp; 2096 ispctl_t ctl; 2097 void *arg; 2098 { 2099 ISP_SCSI_XFER_T *xs; 2100 mbreg_t mbs; 2101 int bus, tgt; 2102 u_int32_t handle; 2103 2104 switch (ctl) { 2105 default: 2106 PRINTF("%s: isp_control unknown control op %x\n", 2107 isp->isp_name, ctl); 2108 break; 2109 2110 case ISPCTL_RESET_BUS: 2111 /* 2112 * Issue a bus reset. 2113 */ 2114 mbs.param[0] = MBOX_BUS_RESET; 2115 if (IS_SCSI(isp)) { 2116 mbs.param[1] = 2117 ((sdparam *) isp->isp_param)->isp_bus_reset_delay; 2118 if (mbs.param[1] < 2) 2119 mbs.param[1] = 2; 2120 bus = *((int *) arg); 2121 mbs.param[2] = bus; 2122 } else { 2123 mbs.param[1] = 10; 2124 mbs.param[2] = 0; 2125 bus = 0; 2126 } 2127 isp->isp_sendmarker = 1 << bus; 2128 isp_mboxcmd(isp, &mbs); 2129 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2130 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 2131 break; 2132 } 2133 CFGPRINTF("%s: driver initiated bus reset of bus %d\n", 2134 isp->isp_name, bus); 2135 return (0); 2136 2137 case ISPCTL_RESET_DEV: 2138 tgt = (*((int *) arg)) & 0xffff; 2139 bus = (*((int *) arg)) >> 16; 2140 mbs.param[0] = MBOX_ABORT_TARGET; 2141 mbs.param[1] = (tgt << 8) | (bus << 15); 2142 mbs.param[2] = 3; /* 'delay', in seconds */ 2143 isp_mboxcmd(isp, &mbs); 2144 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2145 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code " 2146 "%x)\n", isp->isp_name, mbs.param[0]); 2147 break; 2148 } 2149 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n", 2150 isp->isp_name, tgt, bus); 2151 isp->isp_sendmarker = 1 << bus; 2152 return (0); 2153 2154 case ISPCTL_ABORT_CMD: 2155 xs = (ISP_SCSI_XFER_T *) arg; 2156 handle = isp_find_handle(isp, xs); 2157 if (handle == 0) { 2158 PRINTF("%s: isp_control- cannot find command to abort " 2159 "in active list\n", isp->isp_name); 2160 break; 2161 } 2162 bus = XS_CHANNEL(xs); 2163 mbs.param[0] = MBOX_ABORT; 2164 if (IS_FC(isp)) { 2165 #ifdef ISP2100_SCCLUN 2166 mbs.param[1] = XS_TGT(xs) << 8; 2167 mbs.param[4] = 0; 2168 mbs.param[5] = 0; 2169 mbs.param[6] = XS_LUN(xs); 2170 #else 2171 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 2172 #endif 2173 } else { 2174 mbs.param[1] = 2175 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs); 2176 } 2177 mbs.param[2] = handle >> 16; 2178 mbs.param[3] = handle & 0xffff; 2179 isp_mboxcmd(isp, &mbs); 2180 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2181 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 2182 isp->isp_name, mbs.param[0]); 2183 break; 2184 } 2185 PRINTF("%s: command for target %d lun %d was aborted\n", 2186 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2187 return (0); 2188 2189 case ISPCTL_UPDATE_PARAMS: 2190 isp_update(isp); 2191 return (0); 2192 2193 case ISPCTL_FCLINK_TEST: 2194 return (isp_fclink_test(isp, FC_FW_READY_DELAY)); 2195 #ifdef ISP_TARGET_MODE 2196 case ISPCTL_ENABLE_LUN: 2197 return (isp_modify_lun, 1, arg)); 2198 2199 case ISPCTL_MODIFY_LUN: 2200 return (isp_modify_lun, 0, arg)); 2201 #endif 2202 } 2203 return (-1); 2204 } 2205 2206 /* 2207 * Interrupt Service Routine(s). 2208 * 2209 * External (OS) framework has done the appropriate locking, 2210 * and the locking will be held throughout this function. 2211 */ 2212 2213 int 2214 isp_intr(arg) 2215 void *arg; 2216 { 2217 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 2218 struct ispsoftc *isp = arg; 2219 u_int16_t iptr, optr; 2220 u_int16_t isr, isrb, sema; 2221 int i, nlooked = 0, ndone = 0; 2222 2223 /* 2224 * Well, if we've disabled interrupts, we may get a case where 2225 * isr isn't set, but sema is. In any case, debounce isr reads. 2226 */ 2227 do { 2228 isr = ISP_READ(isp, BIU_ISR); 2229 isrb = ISP_READ(isp, BIU_ISR); 2230 } while (isr != isrb); 2231 sema = ISP_READ(isp, BIU_SEMA) & 0x1; 2232 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema)); 2233 if (isr == 0) { 2234 return (0); 2235 } 2236 if (!INT_PENDING(isp, isr)) { 2237 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr)); 2238 return (0); 2239 } 2240 if (isp->isp_state != ISP_RUNSTATE) { 2241 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n", 2242 isp->isp_name, isr, sema)); 2243 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5)); 2244 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2245 ISP_WRITE(isp, BIU_SEMA, 0); 2246 ENABLE_INTS(isp); 2247 return (1); 2248 } 2249 2250 if (sema) { 2251 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2252 if (mbox & 0x4000) { 2253 IDPRINTF(3, ("%s: Command Mbox 0x%x\n", 2254 isp->isp_name, mbox)); 2255 } else { 2256 u_int32_t fhandle = isp_parse_async(isp, (int) mbox); 2257 IDPRINTF(3, ("%s: Async Mbox 0x%x\n", 2258 isp->isp_name, mbox)); 2259 if (fhandle > 0) { 2260 isp_fastpost_complete(isp, fhandle); 2261 } 2262 } 2263 ISP_WRITE(isp, BIU_SEMA, 0); 2264 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2265 ENABLE_INTS(isp); 2266 return (1); 2267 } 2268 2269 /* 2270 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt. 2271 */ 2272 optr = isp->isp_residx; 2273 iptr = ISP_READ(isp, OUTMAILBOX5); 2274 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2275 if (optr == iptr) { 2276 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 2277 isr, optr, iptr)); 2278 } 2279 2280 while (optr != iptr) { 2281 ispstatusreq_t *sp; 2282 u_int16_t oop; 2283 int buddaboom = 0; 2284 2285 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 2286 oop = optr; 2287 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 2288 nlooked++; 2289 MemoryBarrier(); 2290 /* 2291 * Do any appropriate unswizzling of what the Qlogic f/w has 2292 * written into memory so it makes sense to us. 2293 */ 2294 ISP_UNSWIZZLE_RESPONSE(isp, sp); 2295 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 2296 if (isp_handle_other_response(isp, sp, &optr) == 0) { 2297 ISP_WRITE(isp, INMAILBOX5, optr); 2298 continue; 2299 } 2300 /* 2301 * It really has to be a bounced request just copied 2302 * from the request queue to the response queue. If 2303 * not, something bad has happened. 2304 */ 2305 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 2306 ISP_WRITE(isp, INMAILBOX5, optr); 2307 PRINTF("%s: not RESPONSE in RESPONSE Queue " 2308 "(type 0x%x) @ idx %d (next %d)\n", 2309 isp->isp_name, 2310 sp->req_header.rqs_entry_type, oop, optr); 2311 continue; 2312 } 2313 buddaboom = 1; 2314 } 2315 2316 if (sp->req_header.rqs_flags & 0xf) { 2317 #define _RQS_OFLAGS \ 2318 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET) 2319 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 2320 IDPRINTF(3, ("%s: continuation segment\n", 2321 isp->isp_name)); 2322 ISP_WRITE(isp, INMAILBOX5, optr); 2323 continue; 2324 } 2325 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2326 IDPRINTF(2, ("%s: internal queues full\n", 2327 isp->isp_name)); 2328 /* 2329 * We'll synthesize a QUEUE FULL message below. 2330 */ 2331 } 2332 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 2333 PRINTF("%s: bad header\n", isp->isp_name); 2334 buddaboom++; 2335 } 2336 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 2337 PRINTF("%s: bad request packet\n", 2338 isp->isp_name); 2339 buddaboom++; 2340 } 2341 if (sp->req_header.rqs_flags & _RQS_OFLAGS) { 2342 PRINTF("%s: unknown flags in response (0x%x)\n", 2343 isp->isp_name, sp->req_header.rqs_flags); 2344 buddaboom++; 2345 } 2346 #undef _RQS_OFLAGS 2347 } 2348 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) { 2349 PRINTF("%s: bad request handle %d\n", isp->isp_name, 2350 sp->req_handle); 2351 ISP_WRITE(isp, INMAILBOX5, optr); 2352 continue; 2353 } 2354 xs = isp_find_xs(isp, sp->req_handle); 2355 if (xs == NULL) { 2356 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n", 2357 isp->isp_name, sp->req_handle); 2358 ISP_WRITE(isp, INMAILBOX5, optr); 2359 continue; 2360 } 2361 isp_destroy_handle(isp, sp->req_handle); 2362 if (sp->req_status_flags & RQSTF_BUS_RESET) { 2363 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs)); 2364 } 2365 if (buddaboom) { 2366 XS_SETERR(xs, HBA_BOTCH); 2367 } 2368 XS_STS(xs) = sp->req_scsi_status & 0xff; 2369 if (IS_SCSI(isp)) { 2370 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2371 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2372 XS_SNSLEN(xs)); 2373 XS_SNS_IS_VALID(xs); 2374 } 2375 /* 2376 * A new synchronous rate was negotiated for this 2377 * target. Mark state such that we'll go look up 2378 * that which has changed later. 2379 */ 2380 if (sp->req_status_flags & RQSTF_NEGOTIATION) { 2381 sdparam *sdp = isp->isp_param; 2382 sdp += XS_CHANNEL(xs); 2383 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1; 2384 isp->isp_update |= (1 << XS_CHANNEL(xs)); 2385 } 2386 } else { 2387 if (XS_STS(xs) == SCSI_CHECK) { 2388 XS_SNS_IS_VALID(xs); 2389 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 2390 XS_SNSLEN(xs)); 2391 sp->req_state_flags |= RQSF_GOT_SENSE; 2392 } 2393 } 2394 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 2395 XS_SETERR(xs, HBA_TGTBSY); 2396 } 2397 2398 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 2399 if (XS_NOERR(xs)) { 2400 if (sp->req_completion_status != RQCS_COMPLETE) { 2401 isp_parse_status(isp, sp, xs); 2402 } else { 2403 XS_SETERR(xs, HBA_NOERROR); 2404 } 2405 } 2406 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) { 2407 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 2408 /* 2409 * Force Queue Full status. 2410 */ 2411 XS_STS(xs) = SCSI_QFULL; 2412 XS_SETERR(xs, HBA_NOERROR); 2413 } else if (XS_NOERR(xs)) { 2414 XS_SETERR(xs, HBA_BOTCH); 2415 } 2416 } else { 2417 PRINTF("%s: unhandled respose queue type 0x%x\n", 2418 isp->isp_name, sp->req_header.rqs_entry_type); 2419 if (XS_NOERR(xs)) { 2420 XS_SETERR(xs, HBA_BOTCH); 2421 } 2422 } 2423 if (IS_SCSI(isp)) { 2424 XS_RESID(xs) = sp->req_resid; 2425 } else if (sp->req_scsi_status & RQCS_RU) { 2426 XS_RESID(xs) = sp->req_resid; 2427 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 2428 XS_XFRLEN(xs), sp->req_resid)); 2429 } 2430 if (XS_XFRLEN(xs)) { 2431 ISP_DMAFREE(isp, xs, sp->req_handle); 2432 } 2433 /* 2434 * XXX: If we have a check condition, but no Sense Data, 2435 * XXX: mark it as an error (ARQ failed). We need to 2436 * XXX: to do a more distinct job because there may 2437 * XXX: cases where ARQ is disabled. 2438 */ 2439 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 2440 if (XS_NOERR(xs)) { 2441 PRINTF("%s: ARQ failure for target %d lun %d\n", 2442 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2443 XS_SETERR(xs, HBA_ARQFAIL); 2444 } 2445 } 2446 if ((isp->isp_dblev >= 5) || 2447 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 2448 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x", 2449 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2450 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs)); 2451 if (sp->req_state_flags & RQSF_GOT_SENSE) { 2452 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 2453 if (!(XS_IS_SNS_VALID(xs))) { 2454 PRINTF(" BUT NOT SET"); 2455 } 2456 } 2457 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 2458 } 2459 2460 if (isp->isp_nactive > 0) 2461 isp->isp_nactive--; 2462 complist[ndone++] = xs; /* defer completion call until later */ 2463 } 2464 2465 /* 2466 * If we looked at any commands, then it's valid to find out 2467 * what the outpointer is. It also is a trigger to update the 2468 * ISP's notion of what we've seen so far. 2469 */ 2470 if (nlooked) { 2471 ISP_WRITE(isp, INMAILBOX5, optr); 2472 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 2473 } 2474 isp->isp_residx = optr; 2475 for (i = 0; i < ndone; i++) { 2476 xs = complist[i]; 2477 if (xs) { 2478 XS_CMD_DONE(xs); 2479 } 2480 } 2481 ENABLE_INTS(isp); 2482 return (1); 2483 } 2484 2485 /* 2486 * Support routines. 2487 */ 2488 2489 static int 2490 isp_parse_async(isp, mbox) 2491 struct ispsoftc *isp; 2492 int mbox; 2493 { 2494 int bus; 2495 u_int32_t fast_post_handle = 0; 2496 2497 if (IS_DUALBUS(isp)) { 2498 bus = ISP_READ(isp, OUTMAILBOX6); 2499 } else { 2500 bus = 0; 2501 } 2502 2503 switch (mbox) { 2504 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */ 2505 break; 2506 case ASYNC_BUS_RESET: 2507 isp->isp_sendmarker = (1 << bus); 2508 #ifdef ISP_TARGET_MODE 2509 isp_target_async(isp, bus, ASYNC_BUS_RESET); 2510 #endif 2511 isp_async(isp, ISPASYNC_BUS_RESET, &bus); 2512 break; 2513 case ASYNC_SYSTEM_ERROR: 2514 mbox = ISP_READ(isp, OUTMAILBOX1); 2515 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 2516 isp->isp_name, mbox); 2517 isp_restart(isp); 2518 /* no point continuing after this */ 2519 return (-1); 2520 2521 case ASYNC_RQS_XFER_ERR: 2522 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 2523 break; 2524 2525 case ASYNC_RSP_XFER_ERR: 2526 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 2527 break; 2528 2529 case ASYNC_QWAKEUP: 2530 /* 2531 * We've just been notified that the Queue has woken up. 2532 * We don't need to be chatty about this- just unlatch things 2533 * and move on. 2534 */ 2535 mbox = ISP_READ(isp, OUTMAILBOX4); 2536 break; 2537 2538 case ASYNC_TIMEOUT_RESET: 2539 PRINTF("%s: timeout initiated SCSI bus reset of bus %d\n", 2540 isp->isp_name, bus); 2541 isp->isp_sendmarker = (1 << bus); 2542 #ifdef ISP_TARGET_MODE 2543 isp_target_async(isp, bus, ASYNC_TIMEOUT_RESET); 2544 #endif 2545 break; 2546 2547 case ASYNC_DEVICE_RESET: 2548 PRINTF("%s: device reset on bus %d\n", isp->isp_name, bus); 2549 isp->isp_sendmarker = 1 << bus; 2550 #ifdef ISP_TARGET_MODE 2551 isp_target_async(isp, bus, ASYNC_DEVICE_RESET); 2552 #endif 2553 break; 2554 2555 case ASYNC_EXTMSG_UNDERRUN: 2556 PRINTF("%s: extended message underrun\n", isp->isp_name); 2557 break; 2558 2559 case ASYNC_SCAM_INT: 2560 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 2561 break; 2562 2563 case ASYNC_HUNG_SCSI: 2564 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 2565 isp->isp_name); 2566 /* XXX: Need to issue SCSI reset at this point */ 2567 break; 2568 2569 case ASYNC_KILLED_BUS: 2570 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 2571 isp->isp_name); 2572 break; 2573 2574 case ASYNC_BUS_TRANSIT: 2575 mbox = ISP_READ(isp, OUTMAILBOX2); 2576 switch (mbox & 0x1c00) { 2577 case SXP_PINS_LVD_MODE: 2578 PRINTF("%s: Transition to LVD mode\n", isp->isp_name); 2579 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2580 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2581 ((sdparam *)isp->isp_param)->isp_lvdmode = 1; 2582 break; 2583 case SXP_PINS_HVD_MODE: 2584 PRINTF("%s: Transition to Differential mode\n", 2585 isp->isp_name); 2586 ((sdparam *)isp->isp_param)->isp_diffmode = 1; 2587 ((sdparam *)isp->isp_param)->isp_ultramode = 0; 2588 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2589 break; 2590 case SXP_PINS_SE_MODE: 2591 PRINTF("%s: Transition to Single Ended mode\n", 2592 isp->isp_name); 2593 ((sdparam *)isp->isp_param)->isp_diffmode = 0; 2594 ((sdparam *)isp->isp_param)->isp_ultramode = 1; 2595 ((sdparam *)isp->isp_param)->isp_lvdmode = 0; 2596 break; 2597 default: 2598 PRINTF("%s: Transition to unknown mode 0x%x\n", 2599 isp->isp_name, mbox); 2600 break; 2601 } 2602 /* 2603 * XXX: Set up to renegotiate again! 2604 */ 2605 /* Can only be for a 1080... */ 2606 isp->isp_sendmarker = (1 << bus); 2607 break; 2608 2609 case ASYNC_CMD_CMPLT: 2610 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) | 2611 ISP_READ(isp, OUTMAILBOX1); 2612 IDPRINTF(3, ("%s: fast post completion of %u\n", isp->isp_name, 2613 fast_post_handle)); 2614 break; 2615 2616 case ASYNC_CTIO_DONE: 2617 /* Should only occur when Fast Posting Set for 2100s */ 2618 PRINTF("%s: CTIO done\n", isp->isp_name); 2619 break; 2620 2621 case ASYNC_LIP_OCCURRED: 2622 ((fcparam *) isp->isp_param)->isp_lipseq = 2623 ISP_READ(isp, OUTMAILBOX1); 2624 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2625 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2626 isp->isp_sendmarker = 1; 2627 isp_mark_getpdb_all(isp); 2628 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name)); 2629 break; 2630 2631 case ASYNC_LOOP_UP: 2632 isp->isp_sendmarker = 1; 2633 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2634 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 2635 isp_mark_getpdb_all(isp); 2636 isp_async(isp, ISPASYNC_LOOP_UP, NULL); 2637 break; 2638 2639 case ASYNC_LOOP_DOWN: 2640 isp->isp_sendmarker = 1; 2641 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2642 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2643 isp_mark_getpdb_all(isp); 2644 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL); 2645 break; 2646 2647 case ASYNC_LOOP_RESET: 2648 isp->isp_sendmarker = 1 << bus; 2649 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 2650 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 2651 isp_mark_getpdb_all(isp); 2652 PRINTF("%s: Loop RESET\n", isp->isp_name); 2653 #ifdef ISP_TARGET_MODE 2654 isp_target_async(isp, bus, ASYNC_LOOP_RESET); 2655 #endif 2656 break; 2657 2658 case ASYNC_PDB_CHANGED: 2659 isp->isp_sendmarker = 1; 2660 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2661 isp_mark_getpdb_all(isp); 2662 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name)); 2663 break; 2664 2665 case ASYNC_CHANGE_NOTIFY: 2666 isp_mark_getpdb_all(isp); 2667 /* 2668 * Not correct, but it will force us to rescan the loop. 2669 */ 2670 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 2671 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL); 2672 break; 2673 2674 default: 2675 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox); 2676 break; 2677 } 2678 return (fast_post_handle); 2679 } 2680 2681 /* 2682 * Handle other response entries. A pointer to the request queue output 2683 * index is here in case we want to eat several entries at once, although 2684 * this is not used currently. 2685 */ 2686 2687 static int 2688 isp_handle_other_response(isp, sp, optrp) 2689 struct ispsoftc *isp; 2690 ispstatusreq_t *sp; 2691 u_int16_t *optrp; 2692 { 2693 switch (sp->req_header.rqs_entry_type) { 2694 case RQSTYPE_ATIO: 2695 case RQSTYPE_CTIO0: 2696 case RQSTYPE_ENABLE_LUN: 2697 case RQSTYPE_MODIFY_LUN: 2698 case RQSTYPE_NOTIFY: 2699 case RQSTYPE_NOTIFY_ACK: 2700 case RQSTYPE_CTIO1: 2701 case RQSTYPE_ATIO2: 2702 case RQSTYPE_CTIO2: 2703 case RQSTYPE_CTIO3: 2704 #ifdef ISP_TARGET_MODE 2705 return (isp_target_entry(isp, sp)); 2706 #else 2707 /* FALLTHROUGH */ 2708 #endif 2709 case RQSTYPE_REQUEST: 2710 default: 2711 PRINTF("%s: unhandled response type 0x%x\n", isp->isp_name, 2712 sp->req_header.rqs_entry_type); 2713 return (-1); 2714 } 2715 } 2716 2717 static void 2718 isp_parse_status(isp, sp, xs) 2719 struct ispsoftc *isp; 2720 ispstatusreq_t *sp; 2721 ISP_SCSI_XFER_T *xs; 2722 { 2723 switch (sp->req_completion_status) { 2724 case RQCS_COMPLETE: 2725 XS_SETERR(xs, HBA_NOERROR); 2726 return; 2727 2728 case RQCS_INCOMPLETE: 2729 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2730 IDPRINTF(3, ("%s: Selection Timeout for target %d\n", 2731 isp->isp_name, XS_TGT(xs))); 2732 XS_SETERR(xs, HBA_SELTIMEOUT); 2733 return; 2734 } 2735 PRINTF("%s: command incomplete for target %d lun %d, state " 2736 "0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2737 sp->req_state_flags); 2738 break; 2739 2740 case RQCS_DMA_ERROR: 2741 PRINTF("%s: DMA error for command on target %d, lun %d\n", 2742 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2743 break; 2744 2745 case RQCS_TRANSPORT_ERROR: 2746 PRINTF("%s: transport error\n", isp->isp_name); 2747 isp_prtstst(sp); 2748 break; 2749 2750 case RQCS_RESET_OCCURRED: 2751 IDPRINTF(2, ("%s: bus %d reset destroyed command for target %d " 2752 "lun %d\n", isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), 2753 XS_LUN(xs))); 2754 /* 2755 * XXX: Get port number for bus 2756 */ 2757 isp->isp_sendmarker = 3; 2758 XS_SETERR(xs, HBA_BUSRESET); 2759 return; 2760 2761 case RQCS_ABORTED: 2762 PRINTF("%s: command aborted for target %d lun %d\n", 2763 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2764 /* 2765 * XXX: Get port number for bus 2766 */ 2767 isp->isp_sendmarker = 3; 2768 XS_SETERR(xs, HBA_ABORTED); 2769 return; 2770 2771 case RQCS_TIMEOUT: 2772 IDPRINTF(2, ("%s: command timed out for target %d lun %d\n", 2773 isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2774 XS_SETERR(xs, HBA_CMDTIMEOUT); 2775 return; 2776 2777 case RQCS_DATA_OVERRUN: 2778 if (IS_FC(isp)) { 2779 XS_RESID(xs) = sp->req_resid; 2780 break; 2781 } 2782 XS_SETERR(xs, HBA_DATAOVR); 2783 return; 2784 2785 case RQCS_COMMAND_OVERRUN: 2786 PRINTF("%s: command overrun for command on target %d, lun %d\n", 2787 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2788 break; 2789 2790 case RQCS_STATUS_OVERRUN: 2791 PRINTF("%s: status overrun for command on target %d, lun %d\n", 2792 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2793 break; 2794 2795 case RQCS_BAD_MESSAGE: 2796 PRINTF("%s: message not COMMAND COMPLETE after status on " 2797 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2798 XS_LUN(xs)); 2799 break; 2800 2801 case RQCS_NO_MESSAGE_OUT: 2802 PRINTF("%s: No MESSAGE OUT phase after selection on " 2803 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2804 XS_LUN(xs)); 2805 break; 2806 2807 case RQCS_EXT_ID_FAILED: 2808 PRINTF("%s: EXTENDED IDENTIFY failed on target %d, lun %d\n", 2809 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2810 break; 2811 2812 case RQCS_IDE_MSG_FAILED: 2813 PRINTF("%s: target %d lun %d rejected INITIATOR DETECTED " 2814 "ERROR message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2815 break; 2816 2817 case RQCS_ABORT_MSG_FAILED: 2818 PRINTF("%s: target %d lun %d rejected ABORT message\n", 2819 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2820 break; 2821 2822 case RQCS_REJECT_MSG_FAILED: 2823 PRINTF("%s: target %d lun %d rejected MESSAGE REJECT message\n", 2824 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2825 break; 2826 2827 case RQCS_NOP_MSG_FAILED: 2828 PRINTF("%s: target %d lun %d rejected NOP message\n", 2829 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2830 break; 2831 2832 case RQCS_PARITY_ERROR_MSG_FAILED: 2833 PRINTF("%s: target %d lun %d rejected MESSAGE PARITY ERROR " 2834 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2835 break; 2836 2837 case RQCS_DEVICE_RESET_MSG_FAILED: 2838 PRINTF("%s: target %d lun %d rejected BUS DEVICE RESET " 2839 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2840 break; 2841 2842 case RQCS_ID_MSG_FAILED: 2843 PRINTF("%s: target %d lun %d rejected IDENTIFY " 2844 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2845 break; 2846 2847 case RQCS_UNEXP_BUS_FREE: 2848 PRINTF("%s: target %d lun %d had an unexpected bus free\n", 2849 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2850 break; 2851 2852 case RQCS_DATA_UNDERRUN: 2853 if (IS_FC(isp)) { 2854 XS_RESID(xs) = sp->req_resid; 2855 /* an UNDERRUN is not a botch ??? */ 2856 } 2857 XS_SETERR(xs, HBA_NOERROR); 2858 return; 2859 2860 case RQCS_XACT_ERR1: 2861 PRINTF("%s: HBA attempted queued transaction with disconnect " 2862 "not set for target %d lun %d\n", isp->isp_name, XS_TGT(xs), 2863 XS_LUN(xs)); 2864 break; 2865 2866 case RQCS_XACT_ERR2: 2867 PRINTF("%s: HBA attempted queued transaction to target " 2868 "routine %d on target %d\n", isp->isp_name, XS_LUN(xs), 2869 XS_TGT(xs)); 2870 break; 2871 2872 case RQCS_XACT_ERR3: 2873 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2874 "%d when queueing disabled\n", isp->isp_name, XS_TGT(xs), 2875 XS_LUN(xs)); 2876 break; 2877 2878 case RQCS_BAD_ENTRY: 2879 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2880 break; 2881 2882 case RQCS_QUEUE_FULL: 2883 IDPRINTF(3, ("%s: internal queues full for target %d lun %d " 2884 "status 0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2885 XS_STS(xs))); 2886 /* 2887 * If QFULL or some other status byte is set, then this 2888 * isn't an error, per se. 2889 */ 2890 if (XS_STS(xs) != 0) { 2891 XS_SETERR(xs, HBA_NOERROR); 2892 return; 2893 } 2894 break; 2895 2896 case RQCS_PHASE_SKIPPED: 2897 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 2898 "STATUS phase) for target %d lun %d\n", isp->isp_name, 2899 XS_TGT(xs), XS_LUN(xs)); 2900 break; 2901 2902 case RQCS_ARQS_FAILED: 2903 PRINTF("%s: Auto Request Sense failed for target %d lun %d\n", 2904 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2905 XS_SETERR(xs, HBA_ARQFAIL); 2906 return; 2907 2908 case RQCS_WIDE_FAILED: 2909 PRINTF("%s: Wide Negotiation failed for target %d lun %d\n", 2910 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2911 if (IS_SCSI(isp)) { 2912 sdparam *sdp = isp->isp_param; 2913 sdp += XS_CHANNEL(xs); 2914 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 2915 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2916 isp->isp_update = XS_CHANNEL(xs)+1; 2917 } 2918 XS_SETERR(xs, HBA_NOERROR); 2919 return; 2920 2921 case RQCS_SYNCXFER_FAILED: 2922 PRINTF("%s: SDTR Message failed for target %d lun %d\n", 2923 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2924 if (IS_SCSI(isp)) { 2925 sdparam *sdp = isp->isp_param; 2926 sdp += XS_CHANNEL(xs); 2927 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 2928 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2929 isp->isp_update = XS_CHANNEL(xs)+1; 2930 } 2931 break; 2932 2933 case RQCS_LVD_BUSERR: 2934 PRINTF("%s: Bad LVD Bus condition while talking to target %d " 2935 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2936 break; 2937 2938 case RQCS_PORT_UNAVAILABLE: 2939 /* 2940 * No such port on the loop. Moral equivalent of SELTIMEO 2941 */ 2942 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 2943 isp->isp_name, XS_TGT(xs))); 2944 XS_SETERR(xs, HBA_SELTIMEOUT); 2945 return; 2946 2947 case RQCS_PORT_LOGGED_OUT: 2948 /* 2949 * It was there (maybe)- treat as a selection timeout. 2950 */ 2951 IDPRINTF(2, ("%s: port logout for target %d\n", 2952 isp->isp_name, XS_TGT(xs))); 2953 XS_SETERR(xs, HBA_SELTIMEOUT); 2954 return; 2955 2956 case RQCS_PORT_CHANGED: 2957 PRINTF("%s: port changed for target %d\n", 2958 isp->isp_name, XS_TGT(xs)); 2959 break; 2960 2961 case RQCS_PORT_BUSY: 2962 PRINTF("%s: port busy for target %d\n", 2963 isp->isp_name, XS_TGT(xs)); 2964 XS_SETERR(xs, HBA_TGTBSY); 2965 return; 2966 2967 default: 2968 PRINTF("%s: comp status %x\n", isp->isp_name, 2969 sp->req_completion_status); 2970 break; 2971 } 2972 XS_SETERR(xs, HBA_BOTCH); 2973 } 2974 2975 static void 2976 isp_fastpost_complete(isp, fph) 2977 struct ispsoftc *isp; 2978 u_int32_t fph; 2979 { 2980 ISP_SCSI_XFER_T *xs; 2981 2982 if (fph < 1) { 2983 return; 2984 } 2985 xs = isp_find_xs(isp, fph); 2986 if (xs == NULL) { 2987 PRINTF("%s: command for fast posting handle 0x%x not found\n", 2988 isp->isp_name, fph); 2989 return; 2990 } 2991 isp_destroy_handle(isp, fph); 2992 2993 /* 2994 * Since we don't have a result queue entry item, 2995 * we must believe that SCSI status is zero and 2996 * that all data transferred. 2997 */ 2998 XS_RESID(xs) = 0; 2999 XS_STS(xs) = 0; 3000 if (XS_XFRLEN(xs)) { 3001 ISP_DMAFREE(isp, xs, fph); 3002 } 3003 XS_CMD_DONE(xs); 3004 if (isp->isp_nactive) 3005 isp->isp_nactive--; 3006 } 3007 3008 #define HINIB(x) ((x) >> 0x4) 3009 #define LONIB(x) ((x) & 0xf) 3010 #define MAKNIB(a, b) (((a) << 4) | (b)) 3011 static u_int8_t mbpcnt[] = { 3012 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 3013 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 3014 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 3015 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 3016 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 3017 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 3018 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 3019 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 3020 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */ 3021 MAKNIB(0, 0), /* 0x09: */ 3022 MAKNIB(0, 0), /* 0x0a: */ 3023 MAKNIB(0, 0), /* 0x0b: */ 3024 MAKNIB(0, 0), /* 0x0c: */ 3025 MAKNIB(0, 0), /* 0x0d: */ 3026 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 3027 MAKNIB(0, 0), /* 0x0f: */ 3028 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 3029 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 3030 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 3031 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 3032 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 3033 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 3034 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 3035 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 3036 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */ 3037 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 3038 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 3039 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 3040 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 3041 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 3042 MAKNIB(0, 0), /* 0x1e: */ 3043 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 3044 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 3045 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 3046 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 3047 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 3048 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 3049 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 3050 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 3051 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 3052 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 3053 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 3054 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */ 3055 MAKNIB(0, 0), /* 0x2b: */ 3056 MAKNIB(0, 0), /* 0x2c: */ 3057 MAKNIB(0, 0), /* 0x2d: */ 3058 MAKNIB(0, 0), /* 0x2e: */ 3059 MAKNIB(0, 0), /* 0x2f: */ 3060 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 3061 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 3062 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 3063 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 3064 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 3065 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */ 3066 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 3067 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 3068 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 3069 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 3070 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */ 3071 MAKNIB(0, 0), /* 0x3b: */ 3072 MAKNIB(0, 0), /* 0x3c: */ 3073 MAKNIB(0, 0), /* 0x3d: */ 3074 MAKNIB(0, 0), /* 0x3e: */ 3075 MAKNIB(0, 0), /* 0x3f: */ 3076 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 3077 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 3078 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 3079 MAKNIB(0, 0), /* 0x43: */ 3080 MAKNIB(0, 0), /* 0x44: */ 3081 MAKNIB(0, 0), /* 0x45: */ 3082 MAKNIB(0, 0), /* 0x46: */ 3083 MAKNIB(0, 0), /* 0x47: */ 3084 MAKNIB(0, 0), /* 0x48: */ 3085 MAKNIB(0, 0), /* 0x49: */ 3086 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */ 3087 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */ 3088 MAKNIB(0, 0), /* 0x4c: */ 3089 MAKNIB(0, 0), /* 0x4d: */ 3090 MAKNIB(0, 0), /* 0x4e: */ 3091 MAKNIB(0, 0), /* 0x4f: */ 3092 MAKNIB(0, 0), /* 0x50: */ 3093 MAKNIB(0, 0), /* 0x51: */ 3094 MAKNIB(0, 0), /* 0x52: */ 3095 MAKNIB(0, 0), /* 0x53: */ 3096 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 3097 MAKNIB(0, 0), /* 0x55: */ 3098 MAKNIB(0, 0), /* 0x56: */ 3099 MAKNIB(0, 0), /* 0x57: */ 3100 MAKNIB(0, 0), /* 0x58: */ 3101 MAKNIB(0, 0), /* 0x59: */ 3102 MAKNIB(0, 0), /* 0x5a: */ 3103 MAKNIB(0, 0), /* 0x5b: */ 3104 MAKNIB(0, 0), /* 0x5c: */ 3105 MAKNIB(0, 0), /* 0x5d: */ 3106 MAKNIB(0, 0), /* 0x5e: */ 3107 MAKNIB(0, 0), /* 0x5f: */ 3108 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 3109 MAKNIB(0, 0), /* 0x61: */ 3110 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 3111 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 3112 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 3113 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 3114 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 3115 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 3116 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */ 3117 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */ 3118 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */ 3119 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */ 3120 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */ 3121 MAKNIB(0, 0), /* 0x6d: */ 3122 MAKNIB(8, 2), /* 0x6e: MBOX_SEND_SNS */ 3123 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */ 3124 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */ 3125 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */ 3126 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */ 3127 }; 3128 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 3129 3130 static void 3131 isp_mboxcmd(isp, mbp) 3132 struct ispsoftc *isp; 3133 mbreg_t *mbp; 3134 { 3135 int outparam, inparam; 3136 int loops, dld = 0; 3137 u_int8_t opcode; 3138 3139 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 3140 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 3141 inparam = 4; 3142 outparam = 4; 3143 goto command_known; 3144 } else if (mbp->param[0] > NMBCOM) { 3145 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 3146 return; 3147 } 3148 3149 opcode = mbp->param[0]; 3150 inparam = HINIB(mbpcnt[mbp->param[0]]); 3151 outparam = LONIB(mbpcnt[mbp->param[0]]); 3152 3153 if (inparam == 0 && outparam == 0) { 3154 PRINTF("%s: no parameters for %x\n", isp->isp_name, 3155 mbp->param[0]); 3156 return; 3157 } 3158 3159 3160 /* 3161 * Check for variants 3162 */ 3163 #ifdef ISP2100_SCCLUN 3164 if (IS_FC(isp)) { 3165 switch (mbp->param[0]) { 3166 case MBOX_ABORT: 3167 inparam = 7; 3168 break; 3169 case MBOX_ABORT_DEVICE: 3170 case MBOX_START_QUEUE: 3171 case MBOX_STOP_QUEUE: 3172 case MBOX_SINGLE_STEP_QUEUE: 3173 case MBOX_ABORT_QUEUE: 3174 case MBOX_GET_DEV_QUEUE_STATUS: 3175 inparam = 3; 3176 break; 3177 case MBOX_BUS_RESET: 3178 inparam = 2; 3179 break; 3180 default: 3181 break; 3182 } 3183 } 3184 #endif 3185 3186 command_known: 3187 3188 /* 3189 * Set semaphore on mailbox registers to win any races to acquire them. 3190 */ 3191 ISP_WRITE(isp, BIU_SEMA, 1); 3192 3193 /* 3194 * Qlogic Errata for the ISP2100 says that there is a necessary 3195 * debounce between between writing the semaphore register 3196 * and reading a mailbox register. I believe we're okay here. 3197 */ 3198 3199 /* 3200 * Make sure we can send some words. 3201 * Check to see if there's an async mbox event pending. 3202 */ 3203 3204 loops = MBOX_DELAY_COUNT; 3205 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 3206 if (ISP_READ(isp, BIU_SEMA) & 1) { 3207 int fph; 3208 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3209 /* 3210 * We have a pending MBOX async event. 3211 */ 3212 if (mbox & 0x8000) { 3213 fph = isp_parse_async(isp, (int) mbox); 3214 IDPRINTF(5, ("%s: line %d, fph %d\n", 3215 isp->isp_name, __LINE__, fph)); 3216 ISP_WRITE(isp, BIU_SEMA, 0); 3217 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3218 if (fph < 0) { 3219 return; 3220 } else if (fph > 0) { 3221 isp_fastpost_complete(isp, fph); 3222 } 3223 SYS_DELAY(100); 3224 goto command_known; 3225 } 3226 /* 3227 * We have a pending MBOX completion? Might be 3228 * from a previous command. We can't (sometimes) 3229 * just clear HOST INTERRUPT, so we'll just silently 3230 * eat this here. 3231 */ 3232 if (mbox & 0x4000) { 3233 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n", 3234 isp->isp_name, __LINE__, mbox)); 3235 ISP_WRITE(isp, BIU_SEMA, 0); 3236 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3237 SYS_DELAY(100); 3238 goto command_known; 3239 } 3240 } 3241 SYS_DELAY(100); 3242 if (--loops < 0) { 3243 if (dld++ > 10) { 3244 PRINTF("%s: isp_mboxcmd could not get command " 3245 "started\n", isp->isp_name); 3246 return; 3247 } 3248 ISP_WRITE(isp, BIU_SEMA, 0); 3249 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3250 goto command_known; 3251 } 3252 } 3253 3254 /* 3255 * Write input parameters. 3256 * 3257 * Special case some of the setups for the dual port SCSI cards. 3258 * XXX Eventually will be fixed by converting register write/read 3259 * XXX counts to bitmasks. 3260 */ 3261 if (IS_DUALBUS(isp)) { 3262 switch (opcode) { 3263 case MBOX_GET_RETRY_COUNT: 3264 case MBOX_SET_RETRY_COUNT: 3265 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); 3266 mbp->param[7] = 0; 3267 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); 3268 mbp->param[6] = 0; 3269 break; 3270 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3271 case MBOX_SET_ACT_NEG_STATE: 3272 case MBOX_SET_TAG_AGE_LIMIT: 3273 case MBOX_SET_SELECT_TIMEOUT: 3274 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); 3275 mbp->param[2] = 0; 3276 break; 3277 } 3278 } 3279 3280 switch (inparam) { 3281 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 3282 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 3283 case 6: 3284 /* 3285 * The Qlogic 2100 cannot have registers 4 and 5 written to 3286 * after initialization or BAD THINGS HAPPEN (tm). 3287 */ 3288 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3289 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); 3290 mbp->param[5] = 0; 3291 case 5: 3292 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE) 3293 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); 3294 mbp->param[4] = 0; 3295 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 3296 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 3297 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 3298 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 3299 } 3300 3301 /* 3302 * Clear RISC int condition. 3303 */ 3304 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3305 3306 /* 3307 * Clear semaphore on mailbox registers so that the Qlogic 3308 * may update outgoing registers. 3309 */ 3310 ISP_WRITE(isp, BIU_SEMA, 0); 3311 3312 /* 3313 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 3314 */ 3315 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 3316 3317 /* 3318 * Wait until HOST INT has gone away (meaning that the Qlogic 3319 * has picked up the mailbox command. Wait a long time. 3320 */ 3321 loops = MBOX_DELAY_COUNT * 5; 3322 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) { 3323 SYS_DELAY(100); 3324 if (--loops < 0) { 3325 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name); 3326 return; 3327 } 3328 } 3329 3330 /* 3331 * While the Semaphore registers isn't set, wait for the Qlogic 3332 * to process the mailbox command. Again- wait a long time. 3333 */ 3334 loops = MBOX_DELAY_COUNT * 5; 3335 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 3336 SYS_DELAY(100); 3337 /* 3338 * Wierd- I've seen the case where the semaphore register 3339 * isn't getting set- sort of a violation of the protocol.. 3340 */ 3341 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000) 3342 break; 3343 if (--loops < 0) { 3344 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 3345 return; 3346 } 3347 } 3348 3349 /* 3350 * Make sure that the MBOX_BUSY has gone away 3351 */ 3352 loops = MBOX_DELAY_COUNT; 3353 for (;;) { 3354 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 3355 if (mbox == MBOX_BUSY) { 3356 if (--loops < 0) { 3357 PRINTF("%s: isp_mboxcmd timeout #4\n", 3358 isp->isp_name); 3359 return; 3360 } 3361 SYS_DELAY(100); 3362 continue; 3363 } 3364 /* 3365 * We have a pending MBOX async event. 3366 */ 3367 if (mbox & 0x8000) { 3368 int fph = isp_parse_async(isp, (int) mbox); 3369 ISP_WRITE(isp, BIU_SEMA, 0); 3370 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3371 if (fph < 0) { 3372 return; 3373 } else if (fph > 0) { 3374 isp_fastpost_complete(isp, fph); 3375 } 3376 SYS_DELAY(100); 3377 continue; 3378 } 3379 break; 3380 } 3381 3382 /* 3383 * Pick up output parameters. Special case some of the readbacks 3384 * for the dual port SCSI cards. 3385 */ 3386 if (IS_DUALBUS(isp)) { 3387 switch (opcode) { 3388 case MBOX_GET_RETRY_COUNT: 3389 case MBOX_SET_RETRY_COUNT: 3390 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3391 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3392 break; 3393 case MBOX_GET_TAG_AGE_LIMIT: 3394 case MBOX_SET_TAG_AGE_LIMIT: 3395 case MBOX_GET_ACT_NEG_STATE: 3396 case MBOX_SET_ACT_NEG_STATE: 3397 case MBOX_SET_ASYNC_DATA_SETUP_TIME: 3398 case MBOX_GET_ASYNC_DATA_SETUP_TIME: 3399 case MBOX_GET_RESET_DELAY_PARAMS: 3400 case MBOX_SET_RESET_DELAY_PARAMS: 3401 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3402 break; 3403 } 3404 } 3405 3406 switch (outparam) { 3407 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 3408 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 3409 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 3410 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 3411 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 3412 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 3413 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 3414 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 3415 } 3416 3417 /* 3418 * Clear RISC int. 3419 */ 3420 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 3421 3422 /* 3423 * Release semaphore on mailbox registers 3424 */ 3425 ISP_WRITE(isp, BIU_SEMA, 0); 3426 3427 /* 3428 * Just to be chatty here... 3429 */ 3430 switch (mbp->param[0]) { 3431 case MBOX_COMMAND_COMPLETE: 3432 break; 3433 case MBOX_INVALID_COMMAND: 3434 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 3435 isp->isp_name, opcode)); 3436 break; 3437 case MBOX_HOST_INTERFACE_ERROR: 3438 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 3439 isp->isp_name, opcode); 3440 break; 3441 case MBOX_TEST_FAILED: 3442 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 3443 isp->isp_name, opcode); 3444 break; 3445 case MBOX_COMMAND_ERROR: 3446 if (opcode != MBOX_ABOUT_FIRMWARE) 3447 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 3448 isp->isp_name, opcode); 3449 break; 3450 case MBOX_COMMAND_PARAM_ERROR: 3451 switch (opcode) { 3452 case MBOX_GET_PORT_DB: 3453 case MBOX_GET_PORT_NAME: 3454 case MBOX_GET_DEV_QUEUE_PARAMS: 3455 break; 3456 default: 3457 PRINTF("%s: mbox cmd %x failed with " 3458 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode); 3459 } 3460 break; 3461 3462 /* 3463 * Be silent about these... 3464 */ 3465 case ASYNC_PDB_CHANGED: 3466 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD; 3467 break; 3468 3469 case ASYNC_LIP_OCCURRED: 3470 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1]; 3471 /* FALLTHROUGH */ 3472 case ASYNC_LOOP_UP: 3473 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3474 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD; 3475 break; 3476 3477 case ASYNC_LOOP_DOWN: 3478 case ASYNC_LOOP_RESET: 3479 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT; 3480 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL; 3481 /* FALLTHROUGH */ 3482 case ASYNC_CHANGE_NOTIFY: 3483 break; 3484 3485 default: 3486 /* 3487 * The expected return of EXEC_FIRMWARE is zero. 3488 */ 3489 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 3490 (opcode != MBOX_EXEC_FIRMWARE)) { 3491 PRINTF("%s: mbox cmd %x failed with error %x\n", 3492 isp->isp_name, opcode, mbp->param[0]); 3493 } 3494 break; 3495 } 3496 } 3497 3498 void 3499 isp_lostcmd(isp, xs) 3500 struct ispsoftc *isp; 3501 ISP_SCSI_XFER_T *xs; 3502 { 3503 mbreg_t mbs; 3504 3505 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 3506 isp_mboxcmd(isp, &mbs); 3507 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3508 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 3509 return; 3510 } 3511 if (mbs.param[1]) { 3512 PRINTF("%s: %d commands on completion queue\n", 3513 isp->isp_name, mbs.param[1]); 3514 } 3515 if (XS_NULL(xs)) 3516 return; 3517 3518 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 3519 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */ 3520 isp_mboxcmd(isp, &mbs); 3521 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3522 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 3523 return; 3524 } 3525 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 3526 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 3527 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 3528 3529 isp_dumpregs(isp, "lost command"); 3530 /* 3531 * XXX: Need to try and do something to recover. 3532 */ 3533 } 3534 3535 static void 3536 isp_dumpregs(isp, msg) 3537 struct ispsoftc *isp; 3538 const char *msg; 3539 { 3540 PRINTF("%s: %s\n", isp->isp_name, msg); 3541 if (IS_SCSI(isp)) 3542 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 3543 else 3544 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 3545 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 3546 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 3547 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 3548 3549 3550 if (IS_SCSI(isp)) { 3551 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 3552 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 3553 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 3554 ISP_READ(isp, CDMA_FIFO_STS)); 3555 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 3556 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 3557 ISP_READ(isp, DDMA_FIFO_STS)); 3558 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 3559 ISP_READ(isp, SXP_INTERRUPT), 3560 ISP_READ(isp, SXP_GROSS_ERR), 3561 ISP_READ(isp, SXP_PINS_CTRL)); 3562 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 3563 } 3564 PRINTF(" mbox regs: %x %x %x %x %x\n", 3565 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1), 3566 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3), 3567 ISP_READ(isp, OUTMAILBOX4)); 3568 ISP_DUMPREGS(isp); 3569 } 3570 3571 static void 3572 isp_fw_state(isp) 3573 struct ispsoftc *isp; 3574 { 3575 mbreg_t mbs; 3576 if (IS_FC(isp)) { 3577 int once = 0; 3578 fcparam *fcp = isp->isp_param; 3579 again: 3580 mbs.param[0] = MBOX_GET_FW_STATE; 3581 isp_mboxcmd(isp, &mbs); 3582 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3583 IDPRINTF(1, ("%s: isp_fw_state 0x%x\n", isp->isp_name, 3584 mbs.param[0])); 3585 switch (mbs.param[0]) { 3586 case ASYNC_PDB_CHANGED: 3587 if (once++ < 10) { 3588 goto again; 3589 } 3590 fcp->isp_fwstate = FW_CONFIG_WAIT; 3591 fcp->isp_loopstate = LOOP_PDB_RCVD; 3592 goto again; 3593 case ASYNC_LIP_OCCURRED: 3594 fcp->isp_lipseq = mbs.param[1]; 3595 /* FALLTHROUGH */ 3596 case ASYNC_LOOP_UP: 3597 fcp->isp_fwstate = FW_CONFIG_WAIT; 3598 fcp->isp_loopstate = LOOP_LIP_RCVD; 3599 if (once++ < 10) { 3600 goto again; 3601 } 3602 break; 3603 case ASYNC_LOOP_RESET: 3604 case ASYNC_LOOP_DOWN: 3605 fcp->isp_fwstate = FW_CONFIG_WAIT; 3606 fcp->isp_loopstate = LOOP_NIL; 3607 /* FALLTHROUGH */ 3608 case ASYNC_CHANGE_NOTIFY: 3609 if (once++ < 10) { 3610 goto again; 3611 } 3612 break; 3613 } 3614 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n", 3615 isp->isp_name, mbs.param[0]); 3616 return; 3617 } 3618 fcp->isp_fwstate = mbs.param[1]; 3619 } 3620 } 3621 3622 static void 3623 isp_update(isp) 3624 struct ispsoftc *isp; 3625 { 3626 int bus; 3627 3628 for (bus = 0; isp->isp_update != 0; bus++) { 3629 if (isp->isp_update & (1 << bus)) { 3630 isp_update_bus(isp, bus); 3631 isp->isp_update ^= (1 << bus); 3632 } 3633 } 3634 } 3635 3636 static void 3637 isp_update_bus(isp, bus) 3638 struct ispsoftc *isp; 3639 int bus; 3640 { 3641 int tgt; 3642 mbreg_t mbs; 3643 sdparam *sdp; 3644 3645 if (IS_FC(isp)) { 3646 return; 3647 } 3648 3649 sdp = isp->isp_param; 3650 sdp += bus; 3651 3652 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3653 u_int16_t flags, period, offset; 3654 int get; 3655 3656 if (sdp->isp_devparam[tgt].dev_enable == 0) { 3657 IDPRINTF(1, ("%s: skipping target %d bus %d update\n", 3658 isp->isp_name, tgt, bus)); 3659 continue; 3660 } 3661 3662 /* 3663 * If the goal is to update the status of the device, 3664 * take what's in dev_flags and try and set the device 3665 * toward that. Otherwise, if we're just refreshing the 3666 * current device state, get the current parameters. 3667 */ 3668 if (sdp->isp_devparam[tgt].dev_update) { 3669 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 3670 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 3671 /* 3672 * Insist that PARITY must be enabled if SYNC 3673 * is enabled. 3674 */ 3675 if (mbs.param[2] & DPARM_SYNC) { 3676 mbs.param[2] |= DPARM_PARITY; 3677 } 3678 mbs.param[3] = 3679 (sdp->isp_devparam[tgt].sync_offset << 8) | 3680 (sdp->isp_devparam[tgt].sync_period); 3681 sdp->isp_devparam[tgt].dev_update = 0; 3682 /* 3683 * A command completion later that has 3684 * RQSTF_NEGOTIATION set will cause 3685 * the dev_refresh/announce cycle. 3686 * 3687 * Note: It is really important to update our current 3688 * flags with at least the state of TAG capabilities- 3689 * otherwise we might try and send a tagged command 3690 * when we have it all turned off. So change it here 3691 * to say that current already matches goal. 3692 */ 3693 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING; 3694 sdp->isp_devparam[tgt].cur_dflags |= 3695 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING); 3696 sdp->isp_devparam[tgt].dev_refresh = 1; 3697 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x" 3698 " period 0x%x\n", isp->isp_name, bus, tgt, 3699 mbs.param[2], mbs.param[3] >> 8, 3700 mbs.param[3] & 0xff)); 3701 get = 0; 3702 } else if (sdp->isp_devparam[tgt].dev_refresh) { 3703 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3704 sdp->isp_devparam[tgt].dev_refresh = 0; 3705 get = 1; 3706 } else { 3707 continue; 3708 } 3709 mbs.param[1] = (bus << 15) | (tgt << 8) ; 3710 isp_mboxcmd(isp, &mbs); 3711 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3712 PRINTF("%s: failed to %cet SCSI parameters for " 3713 "target %d\n", isp->isp_name, (get)? 'g' : 's', 3714 tgt); 3715 continue; 3716 } 3717 if (get == 0) { 3718 isp->isp_sendmarker |= (1 << bus); 3719 continue; 3720 } 3721 flags = mbs.param[2]; 3722 period = mbs.param[3] & 0xff; 3723 offset = mbs.param[3] >> 8; 3724 sdp->isp_devparam[tgt].cur_dflags = flags; 3725 sdp->isp_devparam[tgt].cur_period = period; 3726 sdp->isp_devparam[tgt].cur_offset = offset; 3727 get = (bus << 16) | tgt; 3728 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get); 3729 } 3730 } 3731 3732 static void 3733 isp_setdfltparm(isp, channel) 3734 struct ispsoftc *isp; 3735 int channel; 3736 { 3737 int tgt; 3738 mbreg_t mbs; 3739 sdparam *sdp; 3740 3741 if (IS_FC(isp)) { 3742 fcparam *fcp = (fcparam *) isp->isp_param; 3743 fcp += channel; 3744 if (fcp->isp_gotdparms) { 3745 return; 3746 } 3747 fcp->isp_gotdparms = 1; 3748 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 3749 fcp->isp_maxalloc = ICB_DFLT_ALLOC; 3750 fcp->isp_execthrottle = ICB_DFLT_THROTTLE; 3751 fcp->isp_retry_delay = ICB_DFLT_RDELAY; 3752 fcp->isp_retry_count = ICB_DFLT_RCOUNT; 3753 /* Platform specific.... */ 3754 fcp->isp_loopid = DEFAULT_LOOPID(isp); 3755 fcp->isp_nodewwn = DEFAULT_WWN(isp); 3756 fcp->isp_portwwn = 0; 3757 /* 3758 * Now try and read NVRAM 3759 */ 3760 if ((isp->isp_confopts & (ISP_CFG_NONVRAM|ISP_CFG_OWNWWN)) || 3761 (isp_read_nvram(isp))) { 3762 PRINTF("%s: using Node WWN 0x%08x%08x\n", 3763 isp->isp_name, (u_int32_t)(fcp->isp_nodewwn >> 32), 3764 (u_int32_t)(fcp->isp_nodewwn & 0xffffffff)); 3765 } 3766 return; 3767 } 3768 3769 sdp = (sdparam *) isp->isp_param; 3770 sdp += channel; 3771 3772 /* 3773 * Been there, done that, got the T-shirt... 3774 */ 3775 if (sdp->isp_gotdparms) { 3776 return; 3777 } 3778 sdp->isp_gotdparms = 1; 3779 3780 /* 3781 * If we've not been told to avoid reading NVRAM, try and read it. 3782 * If we're successful reading it, we can return since NVRAM will 3783 * tell us the right thing to do. Otherwise, establish some reasonable 3784 * defaults. 3785 */ 3786 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3787 if (isp_read_nvram(isp) == 0) { 3788 return; 3789 } 3790 } 3791 3792 /* 3793 * Now try and see whether we have specific values for them. 3794 */ 3795 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3796 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 3797 isp_mboxcmd(isp, &mbs); 3798 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3799 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 3800 sdp->isp_req_ack_active_neg = 1; 3801 sdp->isp_data_line_active_neg = 1; 3802 } else { 3803 sdp->isp_req_ack_active_neg = 3804 (mbs.param[1+channel] >> 4) & 0x1; 3805 sdp->isp_data_line_active_neg = 3806 (mbs.param[1+channel] >> 5) & 0x1; 3807 } 3808 } else { 3809 sdp->isp_req_ack_active_neg = 1; 3810 sdp->isp_data_line_active_neg = 1; 3811 } 3812 3813 IDPRINTF(3, ("%s: defaulting bus %d REQ/ACK Active Negation is %d\n", 3814 isp->isp_name, channel, sdp->isp_req_ack_active_neg)); 3815 IDPRINTF(3, ("%s: defaulting bus %d DATA Active Negation is %d\n", 3816 isp->isp_name, channel, sdp->isp_data_line_active_neg)); 3817 3818 /* 3819 * The trick here is to establish a default for the default (honk!) 3820 * state (dev_flags). Then try and get the current status from 3821 * the card to fill in the current state. We don't, in fact, set 3822 * the default to the SAFE default state- that's not the goal state. 3823 */ 3824 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3825 sdp->isp_devparam[tgt].cur_offset = 0; 3826 sdp->isp_devparam[tgt].cur_period = 0; 3827 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT; 3828 sdp->isp_devparam[tgt].cur_dflags = 0; 3829 if (isp->isp_type < ISP_HA_SCSI_1040 || 3830 (isp->isp_clock && isp->isp_clock < 60)) { 3831 sdp->isp_devparam[tgt].sync_offset = 3832 ISP_10M_SYNCPARMS >> 8; 3833 sdp->isp_devparam[tgt].sync_period = 3834 ISP_10M_SYNCPARMS & 0xff; 3835 } else if (IS_ULTRA2(isp)) { 3836 sdp->isp_devparam[tgt].sync_offset = 3837 ISP_40M_SYNCPARMS >> 8; 3838 sdp->isp_devparam[tgt].sync_period = 3839 ISP_40M_SYNCPARMS & 0xff; 3840 } else { 3841 sdp->isp_devparam[tgt].sync_offset = 3842 ISP_20M_SYNCPARMS >> 8; 3843 sdp->isp_devparam[tgt].sync_period = 3844 ISP_20M_SYNCPARMS & 0xff; 3845 } 3846 3847 /* 3848 * Don't get current target parameters if we've been 3849 * told not to use NVRAM- it's really the same thing. 3850 */ 3851 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) { 3852 3853 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3854 mbs.param[1] = tgt << 8; 3855 isp_mboxcmd(isp, &mbs); 3856 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3857 continue; 3858 } 3859 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2]; 3860 sdp->isp_devparam[tgt].dev_flags = mbs.param[2]; 3861 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff; 3862 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8; 3863 3864 /* 3865 * The maximum period we can really see 3866 * here is 100 (decimal), or 400 ns. 3867 * For some unknown reason we sometimes 3868 * get back wildass numbers from the 3869 * boot device's parameters (alpha only). 3870 */ 3871 if ((mbs.param[3] & 0xff) <= 0x64) { 3872 sdp->isp_devparam[tgt].sync_period = 3873 mbs.param[3] & 0xff; 3874 sdp->isp_devparam[tgt].sync_offset = 3875 mbs.param[3] >> 8; 3876 } 3877 3878 /* 3879 * It is not safe to run Ultra Mode with a clock < 60. 3880 */ 3881 if (((isp->isp_clock && isp->isp_clock < 60) || 3882 (isp->isp_type < ISP_HA_SCSI_1020A)) && 3883 (sdp->isp_devparam[tgt].sync_period <= 3884 (ISP_20M_SYNCPARMS & 0xff))) { 3885 sdp->isp_devparam[tgt].sync_offset = 3886 ISP_10M_SYNCPARMS >> 8; 3887 sdp->isp_devparam[tgt].sync_period = 3888 ISP_10M_SYNCPARMS & 0xff; 3889 } 3890 } 3891 IDPRINTF(3, ("%s: bus %d tgt %d flags %x offset %x period %x\n", 3892 isp->isp_name, channel, tgt, 3893 sdp->isp_devparam[tgt].dev_flags, 3894 sdp->isp_devparam[tgt].sync_period, 3895 sdp->isp_devparam[tgt].sync_period)); 3896 } 3897 3898 /* 3899 * Establish default some more default parameters. 3900 */ 3901 sdp->isp_cmd_dma_burst_enable = 1; 3902 sdp->isp_data_dma_burst_enabl = 1; 3903 sdp->isp_fifo_threshold = 0; 3904 sdp->isp_initiator_id = 7; 3905 /* XXXX This is probably based upon clock XXXX */ 3906 if (isp->isp_type >= ISP_HA_SCSI_1040) { 3907 sdp->isp_async_data_setup = 9; 3908 } else { 3909 sdp->isp_async_data_setup = 6; 3910 } 3911 sdp->isp_selection_timeout = 250; 3912 sdp->isp_max_queue_depth = MAXISPREQUEST; 3913 sdp->isp_tag_aging = 8; 3914 sdp->isp_bus_reset_delay = 3; 3915 sdp->isp_retry_count = 2; 3916 sdp->isp_retry_delay = 2; 3917 3918 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 3919 sdp->isp_devparam[tgt].exc_throttle = 16; 3920 sdp->isp_devparam[tgt].dev_enable = 1; 3921 } 3922 } 3923 3924 /* 3925 * Re-initialize the ISP and complete all orphaned commands 3926 * with a 'botched' notice. The reset/init routines should 3927 * not disturb an already active list of commands. 3928 * 3929 * Locks held prior to coming here. 3930 */ 3931 3932 void 3933 isp_restart(isp) 3934 struct ispsoftc *isp; 3935 { 3936 ISP_SCSI_XFER_T *xs; 3937 u_int32_t handle; 3938 3939 #if 0 3940 isp->isp_gotdparms = 0; 3941 #endif 3942 isp_reset(isp); 3943 if (isp->isp_state == ISP_RESETSTATE) { 3944 isp_init(isp); 3945 if (isp->isp_state == ISP_INITSTATE) { 3946 isp->isp_state = ISP_RUNSTATE; 3947 } 3948 } 3949 if (isp->isp_state != ISP_RUNSTATE) { 3950 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 3951 } 3952 isp->isp_nactive = 0; 3953 3954 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) { 3955 xs = isp_find_xs(isp, handle); 3956 if (xs == NULL) { 3957 continue; 3958 } 3959 isp_destroy_handle(isp, handle); 3960 if (XS_XFRLEN(xs)) { 3961 ISP_DMAFREE(isp, xs, handle); 3962 XS_RESID(xs) = XS_XFRLEN(xs); 3963 } else { 3964 XS_RESID(xs) = 0; 3965 } 3966 XS_SETERR(xs, HBA_BUSRESET); 3967 XS_CMD_DONE(xs); 3968 } 3969 } 3970 3971 /* 3972 * NVRAM Routines 3973 */ 3974 3975 static int 3976 isp_read_nvram(isp) 3977 struct ispsoftc *isp; 3978 { 3979 static char *tru = "true"; 3980 static char *not = "false"; 3981 int i, amt; 3982 u_int8_t csum, minversion; 3983 union { 3984 u_int8_t _x[ISP2100_NVRAM_SIZE]; 3985 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 3986 } _n; 3987 #define nvram_data _n._x 3988 #define nvram_words _n._s 3989 3990 if (IS_FC(isp)) { 3991 amt = ISP2100_NVRAM_SIZE; 3992 minversion = 1; 3993 } else if (IS_ULTRA2(isp)) { 3994 amt = ISP1080_NVRAM_SIZE; 3995 minversion = 0; 3996 } else { 3997 amt = ISP_NVRAM_SIZE; 3998 minversion = 2; 3999 } 4000 4001 /* 4002 * Just read the first two words first to see if we have a valid 4003 * NVRAM to continue reading the rest with. 4004 */ 4005 for (i = 0; i < 2; i++) { 4006 isp_rdnvram_word(isp, i, &nvram_words[i]); 4007 } 4008 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 4009 nvram_data[2] != 'P') { 4010 if (isp->isp_bustype != ISP_BT_SBUS) { 4011 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n", 4012 isp->isp_name, nvram_data[0], nvram_data[1], 4013 nvram_data[2], nvram_data[3]); 4014 } 4015 return (-1); 4016 } 4017 for (i = 2; i < amt>>1; i++) { 4018 isp_rdnvram_word(isp, i, &nvram_words[i]); 4019 } 4020 for (csum = 0, i = 0; i < amt; i++) { 4021 csum += nvram_data[i]; 4022 } 4023 if (csum != 0) { 4024 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 4025 return (-1); 4026 } 4027 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 4028 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 4029 ISP_NVRAM_VERSION(nvram_data)); 4030 return (-1); 4031 } 4032 4033 if (IS_ULTRA2(isp)) { 4034 int bus; 4035 sdparam *sdp = (sdparam *) isp->isp_param; 4036 for (bus = 0; bus < (IS_DUALBUS(isp)? 2 : 1); bus++, sdp++) { 4037 sdp->isp_fifo_threshold = 4038 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data); 4039 4040 sdp->isp_initiator_id = 4041 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus); 4042 4043 sdp->isp_bus_reset_delay = 4044 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus); 4045 4046 sdp->isp_retry_count = 4047 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus); 4048 4049 sdp->isp_retry_delay = 4050 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus); 4051 4052 sdp->isp_async_data_setup = 4053 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, 4054 bus); 4055 4056 sdp->isp_req_ack_active_neg = 4057 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, 4058 bus); 4059 4060 sdp->isp_data_line_active_neg = 4061 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, 4062 bus); 4063 4064 sdp->isp_data_dma_burst_enabl = 4065 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4066 4067 sdp->isp_cmd_dma_burst_enable = 4068 ISP1080_NVRAM_BURST_ENABLE(nvram_data); 4069 4070 sdp->isp_selection_timeout = 4071 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus); 4072 4073 sdp->isp_max_queue_depth = 4074 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus); 4075 4076 if (isp->isp_dblev >= 3) { 4077 PRINTF("%s: ISP1080 bus %d NVRAM values:\n", 4078 isp->isp_name, bus); 4079 PRINTF(" Initiator ID = %d\n", 4080 sdp->isp_initiator_id); 4081 PRINTF(" Fifo Threshold = 0x%x\n", 4082 sdp->isp_fifo_threshold); 4083 PRINTF(" Bus Reset Delay = %d\n", 4084 sdp->isp_bus_reset_delay); 4085 PRINTF(" Retry Count = %d\n", 4086 sdp->isp_retry_count); 4087 PRINTF(" Retry Delay = %d\n", 4088 sdp->isp_retry_delay); 4089 PRINTF(" Tag Age Limit = %d\n", 4090 sdp->isp_tag_aging); 4091 PRINTF(" Selection Timeout = %d\n", 4092 sdp->isp_selection_timeout); 4093 PRINTF(" Max Queue Depth = %d\n", 4094 sdp->isp_max_queue_depth); 4095 PRINTF(" Async Data Setup = 0x%x\n", 4096 sdp->isp_async_data_setup); 4097 PRINTF(" REQ/ACK Active Negation = %s\n", 4098 sdp->isp_req_ack_active_neg? tru : not); 4099 PRINTF(" Data Line Active Negation = %s\n", 4100 sdp->isp_data_line_active_neg? tru : not); 4101 PRINTF(" Cmd DMA Burst Enable = %s\n", 4102 sdp->isp_cmd_dma_burst_enable? tru : not); 4103 } 4104 for (i = 0; i < MAX_TARGETS; i++) { 4105 sdp->isp_devparam[i].dev_enable = 4106 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus); 4107 sdp->isp_devparam[i].exc_throttle = 4108 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus); 4109 sdp->isp_devparam[i].sync_offset = 4110 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus); 4111 sdp->isp_devparam[i].sync_period = 4112 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus); 4113 sdp->isp_devparam[i].dev_flags = 0; 4114 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus)) 4115 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4116 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) { 4117 PRINTF("%s: not supporting QFRZ option " 4118 "for target %d bus %d\n", 4119 isp->isp_name, i, bus); 4120 } 4121 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4122 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) { 4123 PRINTF("%s: not disabling ARQ option " 4124 "for target %d bus %d\n", 4125 isp->isp_name, i, bus); 4126 } 4127 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus)) 4128 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4129 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus)) 4130 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4131 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus)) 4132 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4133 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus)) 4134 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4135 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus)) 4136 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4137 sdp->isp_devparam[i].cur_dflags = 0; 4138 if (isp->isp_dblev >= 3) { 4139 PRINTF(" Target %d: Ena %d Throttle " 4140 "%d Offset %d Period %d Flags " 4141 "0x%x\n", i, 4142 sdp->isp_devparam[i].dev_enable, 4143 sdp->isp_devparam[i].exc_throttle, 4144 sdp->isp_devparam[i].sync_offset, 4145 sdp->isp_devparam[i].sync_period, 4146 sdp->isp_devparam[i].dev_flags); 4147 } 4148 } 4149 } 4150 } else if (IS_SCSI(isp)) { 4151 sdparam *sdp = (sdparam *) isp->isp_param; 4152 4153 sdp->isp_fifo_threshold = 4154 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 4155 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 4156 4157 sdp->isp_initiator_id = 4158 ISP_NVRAM_INITIATOR_ID(nvram_data); 4159 4160 sdp->isp_bus_reset_delay = 4161 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 4162 4163 sdp->isp_retry_count = 4164 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 4165 4166 sdp->isp_retry_delay = 4167 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 4168 4169 sdp->isp_async_data_setup = 4170 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 4171 4172 if (isp->isp_type >= ISP_HA_SCSI_1040) { 4173 if (sdp->isp_async_data_setup < 9) { 4174 sdp->isp_async_data_setup = 9; 4175 } 4176 } else { 4177 if (sdp->isp_async_data_setup != 6) { 4178 sdp->isp_async_data_setup = 6; 4179 } 4180 } 4181 4182 sdp->isp_req_ack_active_neg = 4183 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 4184 4185 sdp->isp_data_line_active_neg = 4186 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 4187 4188 sdp->isp_data_dma_burst_enabl = 4189 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 4190 4191 sdp->isp_cmd_dma_burst_enable = 4192 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 4193 4194 sdp->isp_tag_aging = 4195 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 4196 4197 sdp->isp_selection_timeout = 4198 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 4199 4200 sdp->isp_max_queue_depth = 4201 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 4202 4203 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 4204 if (isp->isp_dblev > 2) { 4205 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4206 PRINTF(" Fifo Threshold = 0x%x\n", 4207 sdp->isp_fifo_threshold); 4208 PRINTF(" Bus Reset Delay = %d\n", 4209 sdp->isp_bus_reset_delay); 4210 PRINTF(" Retry Count = %d\n", 4211 sdp->isp_retry_count); 4212 PRINTF(" Retry Delay = %d\n", 4213 sdp->isp_retry_delay); 4214 PRINTF(" Tag Age Limit = %d\n", 4215 sdp->isp_tag_aging); 4216 PRINTF(" Selection Timeout = %d\n", 4217 sdp->isp_selection_timeout); 4218 PRINTF(" Max Queue Depth = %d\n", 4219 sdp->isp_max_queue_depth); 4220 PRINTF(" Async Data Setup = 0x%x\n", 4221 sdp->isp_async_data_setup); 4222 PRINTF(" REQ/ACK Active Negation = %s\n", 4223 sdp->isp_req_ack_active_neg? tru : not); 4224 PRINTF(" Data Line Active Negation = %s\n", 4225 sdp->isp_data_line_active_neg? tru : not); 4226 PRINTF(" Data DMA Burst Enable = %s\n", 4227 sdp->isp_data_dma_burst_enabl? tru : not); 4228 PRINTF(" Cmd DMA Burst Enable = %s\n", 4229 sdp->isp_cmd_dma_burst_enable? tru : not); 4230 PRINTF(" Fast MTTR = %s\n", 4231 isp->isp_fast_mttr? tru : not); 4232 } 4233 for (i = 0; i < MAX_TARGETS; i++) { 4234 sdp->isp_devparam[i].dev_enable = 4235 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 4236 sdp->isp_devparam[i].exc_throttle = 4237 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 4238 sdp->isp_devparam[i].sync_offset = 4239 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 4240 sdp->isp_devparam[i].sync_period = 4241 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 4242 4243 if (isp->isp_type < ISP_HA_SCSI_1040) { 4244 /* 4245 * If we're not ultra, we can't possibly 4246 * be a shorter period than this. 4247 */ 4248 if (sdp->isp_devparam[i].sync_period < 0x19) { 4249 sdp->isp_devparam[i].sync_period = 4250 0x19; 4251 } 4252 if (sdp->isp_devparam[i].sync_offset > 0xc) { 4253 sdp->isp_devparam[i].sync_offset = 4254 0x0c; 4255 } 4256 } else { 4257 if (sdp->isp_devparam[i].sync_offset > 0x8) { 4258 sdp->isp_devparam[i].sync_offset = 0x8; 4259 } 4260 } 4261 sdp->isp_devparam[i].dev_flags = 0; 4262 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 4263 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 4264 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 4265 PRINTF("%s: not supporting QFRZ option for " 4266 "target %d\n", isp->isp_name, i); 4267 } 4268 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 4269 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 4270 PRINTF("%s: not disabling ARQ option for " 4271 "target %d\n", isp->isp_name, i); 4272 } 4273 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 4274 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 4275 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 4276 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 4277 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 4278 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 4279 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 4280 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 4281 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 4282 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 4283 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */ 4284 if (isp->isp_dblev > 2) { 4285 PRINTF(" Target %d: Enabled %d Throttle %d " 4286 "Offset %d Period %d Flags 0x%x\n", i, 4287 sdp->isp_devparam[i].dev_enable, 4288 sdp->isp_devparam[i].exc_throttle, 4289 sdp->isp_devparam[i].sync_offset, 4290 sdp->isp_devparam[i].sync_period, 4291 sdp->isp_devparam[i].dev_flags); 4292 } 4293 } 4294 } else { 4295 fcparam *fcp = (fcparam *) isp->isp_param; 4296 union { 4297 struct { 4298 #if BYTE_ORDER == BIG_ENDIAN 4299 u_int32_t hi32; 4300 u_int32_t lo32; 4301 #else 4302 u_int32_t lo32; 4303 u_int32_t hi32; 4304 #endif 4305 } wd; 4306 u_int64_t full64; 4307 } wwnstore; 4308 4309 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 4310 /* 4311 * Broken PTI cards with nothing in the top nibble. Pah. 4312 */ 4313 if ((wwnstore.wd.hi32 >> 28) == 0) { 4314 wwnstore.wd.hi32 |= (2 << 28); 4315 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n", 4316 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4317 } else { 4318 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 4319 wwnstore.wd.hi32, wwnstore.wd.lo32); 4320 } 4321 fcp->isp_nodewwn = wwnstore.full64; 4322 4323 /* 4324 * If the Node WWN has 2 in the top nibble, we can 4325 * authoritatively construct a Port WWN by adding 4326 * our unit number (plus one to make it nonzero) and 4327 * putting it into bits 59..56. If the top nibble isn't 4328 * 2, then we just set them identically. 4329 */ 4330 if ((fcp->isp_nodewwn >> 60) == 2) { 4331 fcp->isp_portwwn = fcp->isp_nodewwn | 4332 (((u_int64_t)(isp->isp_unit+1)) << 56); 4333 } else { 4334 fcp->isp_portwwn = fcp->isp_nodewwn; 4335 } 4336 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 4337 if (wwnstore.full64 != 0) { 4338 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 4339 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32); 4340 } 4341 fcp->isp_maxalloc = 4342 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 4343 fcp->isp_maxfrmlen = 4344 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 4345 fcp->isp_retry_delay = 4346 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 4347 fcp->isp_retry_count = 4348 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 4349 fcp->isp_loopid = 4350 ISP2100_NVRAM_HARDLOOPID(nvram_data); 4351 fcp->isp_execthrottle = 4352 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 4353 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data); 4354 if (isp->isp_dblev > 2) { 4355 PRINTF("%s: NVRAM values:\n", isp->isp_name); 4356 PRINTF(" Max IOCB Allocation = %d\n", 4357 fcp->isp_maxalloc); 4358 PRINTF(" Max Frame Length = %d\n", 4359 fcp->isp_maxfrmlen); 4360 PRINTF(" Execution Throttle = %d\n", 4361 fcp->isp_execthrottle); 4362 PRINTF(" Retry Count = %d\n", 4363 fcp->isp_retry_count); 4364 PRINTF(" Retry Delay = %d\n", 4365 fcp->isp_retry_delay); 4366 PRINTF(" Hard Loop ID = %d\n", 4367 fcp->isp_loopid); 4368 PRINTF(" Options = 0x%x\n", 4369 fcp->isp_fwoptions); 4370 PRINTF(" HBA Options = 0x%x\n", 4371 ISP2100_NVRAM_HBA_OPTIONS(nvram_data)); 4372 } 4373 } 4374 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name)); 4375 return (0); 4376 } 4377 4378 static void 4379 isp_rdnvram_word(isp, wo, rp) 4380 struct ispsoftc *isp; 4381 int wo; 4382 u_int16_t *rp; 4383 { 4384 int i, cbits; 4385 u_int16_t bit, rqst; 4386 4387 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4388 SYS_DELAY(2); 4389 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4390 SYS_DELAY(2); 4391 4392 if (IS_FC(isp)) { 4393 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 4394 rqst = (ISP_NVRAM_READ << 8) | wo; 4395 cbits = 10; 4396 } else if (IS_ULTRA2(isp)) { 4397 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1); 4398 rqst = (ISP_NVRAM_READ << 8) | wo; 4399 cbits = 10; 4400 } else { 4401 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 4402 rqst = (ISP_NVRAM_READ << 6) | wo; 4403 cbits = 8; 4404 } 4405 4406 /* 4407 * Clock the word select request out... 4408 */ 4409 for (i = cbits; i >= 0; i--) { 4410 if ((rqst >> i) & 1) { 4411 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 4412 } else { 4413 bit = BIU_NVRAM_SELECT; 4414 } 4415 ISP_WRITE(isp, BIU_NVRAM, bit); 4416 SYS_DELAY(2); 4417 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 4418 SYS_DELAY(2); 4419 ISP_WRITE(isp, BIU_NVRAM, bit); 4420 SYS_DELAY(2); 4421 } 4422 /* 4423 * Now read the result back in (bits come back in MSB format). 4424 */ 4425 *rp = 0; 4426 for (i = 0; i < 16; i++) { 4427 u_int16_t rv; 4428 *rp <<= 1; 4429 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 4430 SYS_DELAY(2); 4431 rv = ISP_READ(isp, BIU_NVRAM); 4432 if (rv & BIU_NVRAM_DATAIN) { 4433 *rp |= 1; 4434 } 4435 SYS_DELAY(2); 4436 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 4437 SYS_DELAY(2); 4438 } 4439 ISP_WRITE(isp, BIU_NVRAM, 0); 4440 SYS_DELAY(2); 4441 #if BYTE_ORDER == BIG_ENDIAN 4442 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 4443 #endif 4444 } 4445