1 /* $Id: isp.c,v 1.10 1999/01/10 02:55:10 mjacob Exp $ */ 2 /* release_12_28_98_A+ */ 3 /* 4 * Machine and OS Independent (well, as best as possible) 5 * code for the Qlogic ISP SCSI adapters. 6 * 7 *--------------------------------------- 8 * Copyright (c) 1997, 1998 by Matthew Jacob 9 * NASA/Ames Research Center 10 * All rights reserved. 11 *--------------------------------------- 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice immediately at the beginning of the file, without modification, 18 * this list of conditions, and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. The name of the author may not be used to endorse or promote products 23 * derived from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 29 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 38 /* 39 * Inspiration and ideas about this driver are from Erik Moe's Linux driver 40 * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some 41 * ideas dredged from the Solaris driver. 42 */ 43 44 /* 45 * Include header file appropriate for platform we're building on. 46 */ 47 48 #ifdef __NetBSD__ 49 #include <dev/ic/isp_netbsd.h> 50 #endif 51 #ifdef __FreeBSD__ 52 #include <dev/isp/isp_freebsd.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 #ifdef ISP_TARGET_MODE 68 static const char tgtiqd[36] = { 69 0x03, 0x00, 0x02, 0x02, 0x00, 0x00, 0x00, 0x00, 70 0x51, 0x4C, 0x4F, 0x47, 0x49, 0x43, 0x20, 0x20, 71 #ifdef __NetBSD__ 72 0x4E, 0x45, 0x54, 0x42, 0x53, 0x44, 0x20, 0x20, 73 #else 74 # ifdef __FreeBSD__ 75 0x46, 0x52, 0x45, 0x45, 0x42, 0x52, 0x44, 0x20, 76 # else 77 # ifdef linux 78 0x4C, 0x49, 0x4E, 0x55, 0x58, 0x20, 0x20, 0x20, 79 # else 80 # endif 81 # endif 82 #endif 83 0x54, 0x41, 0x52, 0x47, 0x45, 0x54, 0x20, 0x20, 84 0x20, 0x20, 0x20, 0x31 85 }; 86 #endif 87 88 89 /* 90 * Local function prototypes. 91 */ 92 static int isp_parse_async __P((struct ispsoftc *, int)); 93 static int isp_handle_other_response 94 __P((struct ispsoftc *, ispstatusreq_t *, u_int8_t *)); 95 #ifdef ISP_TARGET_MODE 96 static int isp_modify_lun __P((struct ispsoftc *, int, int, int)); 97 static void isp_notify_ack __P((struct ispsoftc *, void *)); 98 static void isp_handle_atio __P((struct ispsoftc *, void *)); 99 static void isp_handle_atio2 __P((struct ispsoftc *, void *)); 100 static void isp_handle_ctio __P((struct ispsoftc *, void *)); 101 static void isp_handle_ctio2 __P((struct ispsoftc *, void *)); 102 #endif 103 static void isp_parse_status 104 __P((struct ispsoftc *, ispstatusreq_t *, ISP_SCSI_XFER_T *)); 105 static void isp_fibre_init __P((struct ispsoftc *)); 106 static void isp_fw_state __P((struct ispsoftc *)); 107 static void isp_dumpregs __P((struct ispsoftc *, const char *)); 108 static void isp_dumpxflist __P((struct ispsoftc *)); 109 static void isp_prtstst __P((ispstatusreq_t *)); 110 static char *isp2100_fw_statename __P((int)); 111 static void isp_mboxcmd __P((struct ispsoftc *, mbreg_t *)); 112 113 static void isp_update __P((struct ispsoftc *)); 114 static void isp_setdfltparm __P((struct ispsoftc *)); 115 static int isp_read_nvram __P((struct ispsoftc *)); 116 static void isp_rdnvram_word __P((struct ispsoftc *, int, u_int16_t *)); 117 118 /* 119 * Reset Hardware. 120 * 121 * Hit the chip over the head, download new f/w. 122 * 123 * Locking done elsewhere. 124 */ 125 void 126 isp_reset(isp) 127 struct ispsoftc *isp; 128 { 129 static char once = 1; 130 mbreg_t mbs; 131 int loops, i, dodnld = 1, deadchip; 132 char *revname; 133 134 isp->isp_state = ISP_NILSTATE; 135 136 /* 137 * Basic types (SCSI, FibreChannel and PCI or SBus) 138 * have been set in the MD code. We figure out more 139 * here. 140 */ 141 isp->isp_dblev = DFLT_DBLEVEL; 142 deadchip = ISP_READ(isp, HCCR) & HCCR_RESET; 143 if (deadchip) { 144 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 145 if (ISP_READ(isp, HCCR) & HCCR_RESET) { 146 isp_dumpregs(isp, "still reset after release"); 147 SYS_DELAY(1000); 148 } else { 149 deadchip = 1; 150 } 151 } 152 153 if (isp->isp_type & ISP_HA_FC) { 154 revname = "2100"; 155 } else { 156 sdparam *sdp = isp->isp_param; 157 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK; 158 switch (i) { 159 default: 160 PRINTF("%s: unknown chip rev. 0x%x- assuming a 1020\n", 161 isp->isp_name, i); 162 /* FALLTHROUGH */ 163 case 1: 164 revname = "1020"; 165 isp->isp_type = ISP_HA_SCSI_1020; 166 sdp->isp_clock = 40; 167 break; 168 case 2: 169 /* 170 * Some 1020A chips are Ultra Capable, but don't 171 * run the clock rate up for that unless told to 172 * do so by the Ultra Capable bits being set. 173 */ 174 revname = "1020A"; 175 isp->isp_type = ISP_HA_SCSI_1020A; 176 sdp->isp_clock = 40; 177 break; 178 case 3: 179 revname = "1040"; 180 isp->isp_type = ISP_HA_SCSI_1040; 181 sdp->isp_clock = 60; 182 break; 183 case 4: 184 revname = "1040A"; 185 isp->isp_type = ISP_HA_SCSI_1040A; 186 sdp->isp_clock = 60; 187 break; 188 case 5: 189 revname = "1040B"; 190 isp->isp_type = ISP_HA_SCSI_1040B; 191 sdp->isp_clock = 60; 192 break; 193 } 194 /* 195 * Try and figure out if we're connected to a differential bus. 196 * You have to pause the RISC processor to read SXP registers. 197 */ 198 if (deadchip == 0) { 199 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 200 i = 100; 201 while ((ISP_READ(isp, HCCR) & HCCR_PAUSE) == 0) { 202 SYS_DELAY(20); 203 if (--i == 0) { 204 isp_dumpregs(isp, 205 "cannot stop RISC processor"); 206 i = -1; 207 break; 208 } 209 } 210 } else { 211 i = 0; 212 } 213 if (i > 0) { 214 if (isp->isp_bustype != ISP_BT_SBUS) { 215 ISP_SETBITS(isp, BIU_CONF1, BIU_PCI_CONF1_SXP); 216 } 217 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) { 218 IDPRINTF(2, ("%s: Differential Mode Set\n", 219 isp->isp_name)); 220 sdp->isp_diffmode = 1; 221 } else { 222 sdp->isp_diffmode = 0; 223 } 224 225 if (isp->isp_bustype != ISP_BT_SBUS) { 226 ISP_CLRBITS(isp, BIU_CONF1, BIU_PCI_CONF1_SXP); 227 } 228 229 /* 230 * Figure out whether we're ultra capable. 231 */ 232 i = ISP_READ(isp, RISC_PSR); 233 if (isp->isp_bustype != ISP_BT_SBUS) { 234 i &= RISC_PSR_PCI_ULTRA; 235 } else { 236 i &= RISC_PSR_SBUS_ULTRA; 237 } 238 if (i) { 239 IDPRINTF(2, ("%s: Ultra Mode Capable\n", 240 isp->isp_name)); 241 sdp->isp_clock = 60; 242 } else { 243 sdp->isp_clock = 40; 244 } 245 /* 246 * Restart processor, if necessary. 247 */ 248 if (deadchip == 0) 249 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 250 } 251 /* 252 * Machine dependent clock (if set) overrides 253 * our generic determinations. 254 */ 255 if (isp->isp_mdvec->dv_clock) { 256 if (isp->isp_mdvec->dv_clock < sdp->isp_clock) { 257 sdp->isp_clock = isp->isp_mdvec->dv_clock; 258 } 259 } 260 } 261 262 /* 263 * Do MD specific pre initialization 264 */ 265 ISP_RESET0(isp); 266 267 if (once == 1 && deadchip == 0) { 268 once = 0; 269 /* 270 * Get the current running firmware revision out of the 271 * chip before we hit it over the head (if this is our 272 * first time through). Note that we store this as the 273 * 'ROM' firmware revision- which it may not be. In any 274 * case, we don't really use this yet, but we may in 275 * the future. 276 */ 277 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 278 isp_mboxcmd(isp, &mbs); 279 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 280 IDPRINTF(3, ("%s: initial ABOUT FIRMWARE command " 281 "failed\n", isp->isp_name)); 282 } else { 283 isp->isp_romfw_rev = 284 (((u_int16_t) mbs.param[1]) << 10) + mbs.param[2]; 285 } 286 } 287 288 289 /* 290 * Hit the chip over the head with hammer, 291 * and give the ISP a chance to recover. 292 */ 293 294 if (isp->isp_type & ISP_HA_SCSI) { 295 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET); 296 /* 297 * A slight delay... 298 */ 299 SYS_DELAY(100); 300 301 /* 302 * Clear data && control DMA engines. 303 */ 304 ISP_WRITE(isp, CDMA_CONTROL, 305 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 306 ISP_WRITE(isp, DDMA_CONTROL, 307 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT); 308 } else { 309 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET); 310 /* 311 * A slight delay... 312 */ 313 SYS_DELAY(100); 314 ISP_WRITE(isp, CDMA2100_CONTROL, 315 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 316 ISP_WRITE(isp, TDMA2100_CONTROL, 317 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 318 ISP_WRITE(isp, RDMA2100_CONTROL, 319 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT); 320 } 321 322 /* 323 * Wait for ISP to be ready to go... 324 */ 325 loops = MBOX_DELAY_COUNT; 326 for (;;) { 327 if (isp->isp_type & ISP_HA_SCSI) { 328 if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) 329 break; 330 } else { 331 if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET)) 332 break; 333 } 334 SYS_DELAY(100); 335 if (--loops < 0) { 336 isp_dumpregs(isp, "chip reset timed out"); 337 return; 338 } 339 } 340 /* 341 * More initialization 342 */ 343 if (isp->isp_type & ISP_HA_SCSI) { 344 ISP_WRITE(isp, BIU_CONF1, 0); 345 } else { 346 ISP_WRITE(isp, BIU2100_CSR, 0); 347 /* 348 * All 2100's are 60Mhz with fast rams onboard. 349 */ 350 ISP_WRITE(isp, RISC_MTR2100, 0x1212); 351 } 352 353 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET); 354 SYS_DELAY(100); 355 356 /* 357 * Establish some initial burst rate thingies 358 * (only for the 1XX0 boards). This really should 359 * be done later after fetching from NVRAM. 360 */ 361 if (isp->isp_type & ISP_HA_SCSI) { 362 u_int16_t conf1 = isp->isp_mdvec->dv_conf1; 363 /* 364 * Busted FIFO. Turn off all but burst enables. 365 */ 366 if (isp->isp_type == ISP_HA_SCSI_1040A) { 367 conf1 &= BIU_BURST_ENABLE; 368 } 369 ISP_SETBITS(isp, BIU_CONF1, conf1); 370 if (conf1 & BIU_BURST_ENABLE) { 371 ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST); 372 ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST); 373 } 374 } 375 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */ 376 377 /* 378 * Do MD specific post initialization 379 */ 380 ISP_RESET1(isp); 381 382 /* 383 * Enable interrupts 384 */ 385 ENABLE_INTS(isp); 386 387 /* 388 * Do some sanity checking. 389 */ 390 mbs.param[0] = MBOX_NO_OP; 391 isp_mboxcmd(isp, &mbs); 392 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 393 isp_dumpregs(isp, "NOP test failed"); 394 return; 395 } 396 397 if (isp->isp_type & ISP_HA_SCSI) { 398 mbs.param[0] = MBOX_MAILBOX_REG_TEST; 399 mbs.param[1] = 0xdead; 400 mbs.param[2] = 0xbeef; 401 mbs.param[3] = 0xffff; 402 mbs.param[4] = 0x1111; 403 mbs.param[5] = 0xa5a5; 404 isp_mboxcmd(isp, &mbs); 405 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 406 isp_dumpregs(isp, 407 "Mailbox Register test didn't complete"); 408 return; 409 } 410 if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef || 411 mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 || 412 mbs.param[5] != 0xa5a5) { 413 isp_dumpregs(isp, "Register Test Failed"); 414 return; 415 } 416 417 } 418 419 /* 420 * Download new Firmware, unless requested not to do so. 421 * This is made slightly trickier in some cases where the 422 * firmware of the ROM revision is newer than the revision 423 * compiled into the driver. So, where we used to compare 424 * versions of our f/w and the ROM f/w, now we just see 425 * whether we have f/w at all and whether a config flag 426 * has disabled our download. 427 */ 428 if ((isp->isp_mdvec->dv_fwlen == 0) || 429 (isp->isp_confopts & ISP_CFG_NORELOAD)) { 430 dodnld = 0; 431 } 432 433 if (dodnld) { 434 for (i = 0; i < isp->isp_mdvec->dv_fwlen; i++) { 435 mbs.param[0] = MBOX_WRITE_RAM_WORD; 436 mbs.param[1] = isp->isp_mdvec->dv_codeorg + i; 437 mbs.param[2] = isp->isp_mdvec->dv_ispfw[i]; 438 isp_mboxcmd(isp, &mbs); 439 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 440 isp_dumpregs(isp, "f/w download failed"); 441 return; 442 } 443 } 444 445 if (isp->isp_mdvec->dv_fwlen) { 446 /* 447 * Verify that it downloaded correctly. 448 */ 449 mbs.param[0] = MBOX_VERIFY_CHECKSUM; 450 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 451 isp_mboxcmd(isp, &mbs); 452 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 453 isp_dumpregs(isp, "ram checksum failure"); 454 return; 455 } 456 } 457 } else { 458 IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name)); 459 } 460 461 /* 462 * Now start it rolling. 463 * 464 * If we didn't actually download f/w, 465 * we still need to (re)start it. 466 */ 467 468 mbs.param[0] = MBOX_EXEC_FIRMWARE; 469 mbs.param[1] = isp->isp_mdvec->dv_codeorg; 470 isp_mboxcmd(isp, &mbs); 471 472 if (isp->isp_type & ISP_HA_SCSI) { 473 sdparam *sdp = isp->isp_param; 474 /* 475 * Set CLOCK RATE, but only if asked to. 476 */ 477 if (sdp->isp_clock) { 478 mbs.param[0] = MBOX_SET_CLOCK_RATE; 479 mbs.param[1] = sdp->isp_clock; 480 isp_mboxcmd(isp, &mbs); 481 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 482 isp_dumpregs(isp, "failed to set CLOCKRATE"); 483 /* but continue */ 484 } else { 485 IDPRINTF(3, ("%s: setting input clock to %d\n", 486 isp->isp_name, sdp->isp_clock)); 487 } 488 } 489 } 490 mbs.param[0] = MBOX_ABOUT_FIRMWARE; 491 isp_mboxcmd(isp, &mbs); 492 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 493 isp_dumpregs(isp, "ABOUT FIRMWARE command failed"); 494 return; 495 } 496 PRINTF("%s: Board Revision %s, %s F/W Revision %d.%d\n", 497 isp->isp_name, revname, dodnld? "loaded" : "resident", 498 mbs.param[1], mbs.param[2]); 499 isp->isp_fwrev = (((u_int16_t) mbs.param[1]) << 10) + mbs.param[2]; 500 if (isp->isp_romfw_rev && dodnld) { 501 PRINTF("%s: Last F/W revision was %d.%d\n", isp->isp_name, 502 isp->isp_romfw_rev >> 10, isp->isp_romfw_rev & 0x3ff); 503 } 504 isp_fw_state(isp); 505 isp->isp_state = ISP_RESETSTATE; 506 } 507 508 /* 509 * Initialize Hardware to known state 510 * 511 * Locks are held before coming here. 512 */ 513 514 void 515 isp_init(isp) 516 struct ispsoftc *isp; 517 { 518 sdparam *sdp; 519 mbreg_t mbs; 520 int tgt; 521 522 /* 523 * Must do first. 524 */ 525 isp_setdfltparm(isp); 526 527 /* 528 * If we're fibre, we have a completely different 529 * initialization method. 530 */ 531 532 if (isp->isp_type & ISP_HA_FC) { 533 isp_fibre_init(isp); 534 return; 535 } 536 sdp = isp->isp_param; 537 538 /* 539 * Set (possibly new) Initiator ID. 540 */ 541 mbs.param[0] = MBOX_SET_INIT_SCSI_ID; 542 mbs.param[1] = sdp->isp_initiator_id; 543 isp_mboxcmd(isp, &mbs); 544 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 545 isp_dumpregs(isp, "failed to set initiator id"); 546 return; 547 } 548 549 /* 550 * Set Retry Delay and Count 551 */ 552 mbs.param[0] = MBOX_SET_RETRY_COUNT; 553 mbs.param[1] = sdp->isp_retry_count; 554 mbs.param[2] = sdp->isp_retry_delay; 555 isp_mboxcmd(isp, &mbs); 556 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 557 isp_dumpregs(isp, "failed to set retry count and delay"); 558 return; 559 } 560 561 /* 562 * Set ASYNC DATA SETUP time. This is very important. 563 */ 564 mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME; 565 mbs.param[1] = sdp->isp_async_data_setup; 566 isp_mboxcmd(isp, &mbs); 567 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 568 isp_dumpregs(isp, "failed to set async data setup time"); 569 return; 570 } 571 572 /* 573 * Set ACTIVE Negation State. 574 */ 575 mbs.param[0] = MBOX_SET_ACTIVE_NEG_STATE; 576 mbs.param[1] = 577 (sdp->isp_req_ack_active_neg << 4) | 578 (sdp->isp_data_line_active_neg << 5); 579 isp_mboxcmd(isp, &mbs); 580 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 581 isp_dumpregs(isp, "failed to set active neg state"); 582 return; 583 } 584 585 /* 586 * Set the Tag Aging limit 587 */ 588 589 mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT; 590 mbs.param[1] = sdp->isp_tag_aging; 591 isp_mboxcmd(isp, &mbs); 592 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 593 isp_dumpregs(isp, "failed to set tag age limit"); 594 return; 595 } 596 597 /* 598 * Set selection timeout. 599 */ 600 601 mbs.param[0] = MBOX_SET_SELECT_TIMEOUT; 602 mbs.param[1] = sdp->isp_selection_timeout; 603 isp_mboxcmd(isp, &mbs); 604 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 605 isp_dumpregs(isp, "failed to set selection timeout"); 606 return; 607 } 608 609 /* 610 * Set per-target parameters to a safe minimum. 611 */ 612 613 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 614 int maxlun, lun; 615 616 if (sdp->isp_devparam[tgt].dev_enable == 0) 617 continue; 618 619 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 620 mbs.param[1] = tgt << 8; 621 mbs.param[2] = DPARM_SAFE_DFLT; 622 mbs.param[3] = 0; 623 /* 624 * It is not quite clear when this changed over so that 625 * we could force narrow and async, so assume >= 7.55. 626 * 627 * Otherwise, a SCSI bus reset issued below will force 628 * the back to the narrow, async state (but see note 629 * below also). Technically we should also do without 630 * Parity. 631 */ 632 if (isp->isp_fwrev >= ISP_FW_REV(7, 55)) { 633 mbs.param[2] |= DPARM_NARROW | DPARM_ASYNC; 634 } 635 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2] >> 8; 636 637 IDPRINTF(3, ("\n%s: tgt %d cflags %x offset %x period %x\n", 638 isp->isp_name, tgt, mbs.param[2], mbs.param[3] >> 8, 639 mbs.param[3] & 0xff)); 640 isp_mboxcmd(isp, &mbs); 641 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 642 643 PRINTF("%s: failed to set parameters for tgt %d\n", 644 isp->isp_name, tgt); 645 646 PRINTF("%s: flags %x offset %x period %x\n", 647 isp->isp_name, sdp->isp_devparam[tgt].dev_flags, 648 sdp->isp_devparam[tgt].sync_offset, 649 sdp->isp_devparam[tgt].sync_period); 650 651 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 652 mbs.param[1] = tgt << 8; 653 mbs.param[2] = DPARM_SAFE_DFLT; 654 mbs.param[3] = 0; 655 isp_mboxcmd(isp, &mbs); 656 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 657 PRINTF("%s: failed even to set defaults for " 658 "target %d\n", isp->isp_name, tgt); 659 continue; 660 } 661 } 662 663 maxlun = (isp->isp_fwrev >= ISP_FW_REV(7, 55))? 32 : 8; 664 for (lun = 0; lun < maxlun; lun++) { 665 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS; 666 mbs.param[1] = (tgt << 8) | lun; 667 mbs.param[2] = sdp->isp_max_queue_depth; 668 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle; 669 isp_mboxcmd(isp, &mbs); 670 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 671 PRINTF("%s: failed to set device queue " 672 "parameters for target %d, lun %d\n", 673 isp->isp_name, tgt, lun); 674 break; 675 } 676 } 677 } 678 679 /* 680 * Set up DMA for the request and result mailboxes. 681 */ 682 if (ISP_MBOXDMASETUP(isp) != 0) { 683 PRINTF("%s: can't setup dma mailboxes\n", isp->isp_name); 684 return; 685 } 686 687 mbs.param[0] = MBOX_INIT_RES_QUEUE; 688 mbs.param[1] = RESULT_QUEUE_LEN; 689 mbs.param[2] = (u_int16_t) (isp->isp_result_dma >> 16); 690 mbs.param[3] = (u_int16_t) (isp->isp_result_dma & 0xffff); 691 mbs.param[4] = 0; 692 mbs.param[5] = 0; 693 isp_mboxcmd(isp, &mbs); 694 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 695 isp_dumpregs(isp, "set of response queue failed"); 696 return; 697 } 698 isp->isp_residx = 0; 699 700 mbs.param[0] = MBOX_INIT_REQ_QUEUE; 701 mbs.param[1] = RQUEST_QUEUE_LEN; 702 mbs.param[2] = (u_int16_t) (isp->isp_rquest_dma >> 16); 703 mbs.param[3] = (u_int16_t) (isp->isp_rquest_dma & 0xffff); 704 mbs.param[4] = 0; 705 mbs.param[5] = 0; 706 isp_mboxcmd(isp, &mbs); 707 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 708 isp_dumpregs(isp, "set of request queue failed"); 709 return; 710 } 711 isp->isp_reqidx = isp->isp_reqodx = 0; 712 713 /* 714 * XXX: See whether or not for 7.55 F/W or later we 715 * XXX: can do without this, and see whether we should 716 * XXX: honor the NVRAM SCSI_RESET_DISABLE token. 717 */ 718 mbs.param[0] = MBOX_BUS_RESET; 719 mbs.param[1] = 3; 720 isp_mboxcmd(isp, &mbs); 721 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 722 isp_dumpregs(isp, "SCSI bus reset failed"); 723 } 724 /* 725 * This is really important to have set after a bus reset. 726 */ 727 isp->isp_sendmarker = 1; 728 isp->isp_state = ISP_INITSTATE; 729 } 730 731 /* 732 * Fibre Channel specific initialization. 733 * 734 * Locks are held before coming here. 735 */ 736 static void 737 isp_fibre_init(isp) 738 struct ispsoftc *isp; 739 { 740 fcparam *fcp; 741 isp_icb_t *icbp; 742 mbreg_t mbs; 743 int count, loopid; 744 u_int8_t lwfs; 745 746 fcp = isp->isp_param; 747 748 if (ISP_MBOXDMASETUP(isp) != 0) { 749 PRINTF("%s: can't setup DMA for mailboxes\n", isp->isp_name); 750 return; 751 } 752 /* 753 * For systems that don't have BIOS methods for which 754 * we can easily change the NVRAM based loopid, we'll 755 * override that here. Note that when we initialize 756 * the firmware we may get back a different loopid than 757 * we asked for anyway. XXX This is probably not the 758 * best way to figure this out XXX 759 */ 760 #ifndef __i386__ 761 loopid = DEFAULT_LOOPID; 762 #else 763 loopid = fcp->isp_loopid; 764 #endif 765 766 767 icbp = (isp_icb_t *) fcp->isp_scratch; 768 MEMZERO(icbp, sizeof (*icbp)); 769 770 icbp->icb_version = ICB_VERSION1; 771 #ifdef ISP_TARGET_MODE 772 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE|ICBOPT_INI_TGTTYPE; 773 #else 774 fcp->isp_fwoptions = 0; 775 #endif 776 fcp->isp_fwoptions |= ICBOPT_INI_ADISC|ICBOPT_FAIRNESS; 777 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE; 778 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS; 779 #ifdef CHECKME 780 fcp->isp_fwoptions |= ICBOPT_USE_PORTNAME; 781 #endif 782 #ifdef THIS_WORKED 783 /* 784 * This has unhappiness in target mode 785 */ 786 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN; 787 #endif 788 icbp->icb_fwoptions = fcp->isp_fwoptions; 789 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen; 790 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || 791 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) { 792 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n", 793 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN); 794 } 795 icbp->icb_maxalloc = fcp->isp_maxalloc; 796 icbp->icb_execthrottle = fcp->isp_execthrottle; 797 icbp->icb_retry_delay = fcp->isp_retry_delay; 798 icbp->icb_retry_count = fcp->isp_retry_count; 799 icbp->icb_hardaddr = loopid; 800 801 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwn); 802 if (icbp->icb_fwoptions & ICBOPT_USE_PORTNAME) { 803 u_int64_t portname = fcp->isp_wwn | (2LL << 56); 804 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, portname); 805 } 806 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN; 807 icbp->icb_rsltqlen = RESULT_QUEUE_LEN; 808 icbp->icb_rqstaddr[RQRSP_ADDR0015] = 809 (u_int16_t) (isp->isp_rquest_dma & 0xffff); 810 icbp->icb_rqstaddr[RQRSP_ADDR1631] = 811 (u_int16_t) (isp->isp_rquest_dma >> 16); 812 icbp->icb_respaddr[RQRSP_ADDR0015] = 813 (u_int16_t) (isp->isp_result_dma & 0xffff); 814 icbp->icb_respaddr[RQRSP_ADDR1631] = 815 (u_int16_t) (isp->isp_result_dma >> 16); 816 817 for (count = 0; count < 10; count++) { 818 mbs.param[0] = MBOX_INIT_FIRMWARE; 819 mbs.param[1] = 0; 820 mbs.param[2] = (u_int16_t) (fcp->isp_scdma >> 16); 821 mbs.param[3] = (u_int16_t) (fcp->isp_scdma & 0xffff); 822 mbs.param[4] = 0; 823 mbs.param[5] = 0; 824 mbs.param[6] = 0; 825 mbs.param[7] = 0; 826 827 isp_mboxcmd(isp, &mbs); 828 829 switch (mbs.param[0]) { 830 case MBOX_COMMAND_COMPLETE: 831 count = 10; 832 break; 833 case ASYNC_LIP_OCCURRED: 834 case ASYNC_LOOP_UP: 835 case ASYNC_LOOP_DOWN: 836 case ASYNC_LOOP_RESET: 837 case ASYNC_PDB_CHANGED: 838 case ASYNC_CHANGE_NOTIFY: 839 if (count > 9) { 840 PRINTF("%s: too many retries to get going- " 841 "giving up\n", isp->isp_name); 842 return; 843 } 844 break; 845 default: 846 isp_dumpregs(isp, "INIT FIRMWARE failed"); 847 return; 848 } 849 } 850 isp->isp_reqidx = isp->isp_reqodx = 0; 851 isp->isp_residx = 0; 852 853 /* 854 * Wait up to 5 seconds for FW to go to READY state. 855 */ 856 lwfs = FW_CONFIG_WAIT; 857 for (count = 0; count < 12000; count++) { 858 isp_fw_state(isp); 859 if (lwfs != fcp->isp_fwstate) { 860 PRINTF("%s: Firmware State %s -> %s\n", 861 isp->isp_name, isp2100_fw_statename((int)lwfs), 862 isp2100_fw_statename((int)fcp->isp_fwstate)); 863 lwfs = fcp->isp_fwstate; 864 } 865 if (fcp->isp_fwstate == FW_READY) { 866 break; 867 } 868 SYS_DELAY(1000); /* wait one millisecond */ 869 } 870 isp->isp_sendmarker = 1; 871 872 /* 873 * Get our Loop ID 874 * (if possible) 875 */ 876 if (fcp->isp_fwstate == FW_READY) { 877 mbs.param[0] = MBOX_GET_LOOP_ID; 878 isp_mboxcmd(isp, &mbs); 879 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 880 isp_dumpregs(isp, "GET LOOP ID failed"); 881 return; 882 } 883 fcp->isp_loopid = mbs.param[1]; 884 fcp->isp_alpa = mbs.param[2]; 885 PRINTF("%s: Loop ID %d, ALPA 0x%x\n", isp->isp_name, 886 fcp->isp_loopid, fcp->isp_alpa); 887 isp->isp_state = ISP_INITSTATE; 888 #ifdef ISP_TARGET_MODE 889 DISABLE_INTS(isp); 890 if (isp_modify_lun(isp, 0, 1, 1)) { 891 PRINTF("%s: failed to enable target mode\n", 892 isp->isp_name); 893 } 894 ENABLE_INTS(isp); 895 #endif 896 } else { 897 PRINTF("%s: failed to go to FW READY state- will not attach\n", 898 isp->isp_name); 899 } 900 } 901 902 /* 903 * Start a command. Locking is assumed done in the caller. 904 */ 905 906 int32_t 907 ispscsicmd(xs) 908 ISP_SCSI_XFER_T *xs; 909 { 910 struct ispsoftc *isp; 911 u_int8_t iptr, optr; 912 union { 913 ispreq_t *_reqp; 914 ispreqt2_t *_t2reqp; 915 } _u; 916 #define reqp _u._reqp 917 #define t2reqp _u._t2reqp 918 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t)) 919 int i; 920 921 XS_INITERR(xs); 922 isp = XS_ISP(xs); 923 924 if (isp->isp_state != ISP_RUNSTATE) { 925 PRINTF("%s: adapter not ready\n", isp->isp_name); 926 XS_SETERR(xs, HBA_BOTCH); 927 return (CMD_COMPLETE); 928 } 929 930 /* 931 * We *could* do the different sequence type that has clos 932 * to the whole Queue Entry for the command,. 933 */ 934 if (XS_CDBLEN(xs) > ((isp->isp_type & ISP_HA_FC)? 16 : 12)) { 935 PRINTF("%s: unsupported cdb length (%d)\n", 936 isp->isp_name, XS_CDBLEN(xs)); 937 XS_SETERR(xs, HBA_BOTCH); 938 return (CMD_COMPLETE); 939 } 940 941 /* 942 * First check to see if any HBA or Device 943 * parameters need to be updated. 944 */ 945 if (isp->isp_update) { 946 isp_update(isp); 947 } 948 949 optr = isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 950 iptr = isp->isp_reqidx; 951 952 reqp = (ispreq_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 953 iptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 954 if (iptr == optr) { 955 IDPRINTF(2, ("%s: Request Queue Overflow\n", isp->isp_name)); 956 XS_SETERR(xs, HBA_BOTCH); 957 return (CMD_EAGAIN); 958 } 959 if (isp->isp_type & ISP_HA_FC) { 960 DISABLE_INTS(isp); 961 } 962 963 if (isp->isp_sendmarker) { 964 u_int8_t niptr; 965 ispmarkreq_t *marker = (ispmarkreq_t *) reqp; 966 967 MEMZERO((void *) marker, sizeof (*marker)); 968 marker->req_header.rqs_entry_count = 1; 969 marker->req_header.rqs_entry_type = RQSTYPE_MARKER; 970 marker->req_modifier = SYNC_ALL; 971 972 isp->isp_sendmarker = 0; 973 974 /* 975 * Unconditionally update the input pointer anyway. 976 */ 977 ISP_WRITE(isp, INMAILBOX4, iptr); 978 isp->isp_reqidx = iptr; 979 980 niptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 981 if (niptr == optr) { 982 if (isp->isp_type & ISP_HA_FC) { 983 ENABLE_INTS(isp); 984 } 985 IDPRINTF(2, ("%s: Request Queue Overflow+\n", 986 isp->isp_name)); 987 XS_SETERR(xs, HBA_BOTCH); 988 return (CMD_EAGAIN); 989 } 990 reqp = (ispreq_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 991 iptr = niptr; 992 } 993 994 MEMZERO((void *) reqp, UZSIZE); 995 reqp->req_header.rqs_entry_count = 1; 996 if (isp->isp_type & ISP_HA_FC) { 997 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS; 998 } else { 999 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST; 1000 } 1001 reqp->req_header.rqs_flags = 0; 1002 reqp->req_header.rqs_seqno = isp->isp_seqno++; 1003 1004 for (i = 0; i < RQUEST_QUEUE_LEN; i++) { 1005 if (isp->isp_xflist[i] == NULL) 1006 break; 1007 } 1008 if (i == RQUEST_QUEUE_LEN) { 1009 if (isp->isp_type & ISP_HA_FC) 1010 ENABLE_INTS(isp); 1011 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name)); 1012 XS_SETERR(xs, HBA_BOTCH); 1013 return (CMD_EAGAIN); 1014 } else { 1015 /* 1016 * Never have a handle that is zero, so 1017 * set req_handle off by one. 1018 */ 1019 isp->isp_xflist[i] = xs; 1020 reqp->req_handle = i+1; 1021 } 1022 1023 if (isp->isp_type & ISP_HA_FC) { 1024 /* 1025 * See comment in isp_intr 1026 */ 1027 XS_RESID(xs) = 0; 1028 /* 1029 * Fibre Channel always requires some kind of tag. 1030 * If we're marked as "Can't Tag", just do simple 1031 * instead of ordered tags. It's pretty clear to me 1032 * that we shouldn't do head of queue tagging in 1033 * this case. 1034 */ 1035 if (XS_CANTAG(xs)) { 1036 t2reqp->req_flags = XS_KINDOF_TAG(xs); 1037 } else { 1038 t2reqp->req_flags = REQFLAG_STAG; 1039 } 1040 } else { 1041 sdparam *sdp = (sdparam *)isp->isp_param; 1042 if ((sdp->isp_devparam[XS_TGT(xs)].cur_dflags & DPARM_TQING) && 1043 XS_CANTAG(xs)) { 1044 reqp->req_flags = XS_KINDOF_TAG(xs); 1045 } else { 1046 reqp->req_flags = 0; 1047 } 1048 } 1049 reqp->req_target = XS_TGT(xs); 1050 if (isp->isp_type & ISP_HA_SCSI) { 1051 reqp->req_lun_trn = XS_LUN(xs); 1052 reqp->req_cdblen = XS_CDBLEN(xs); 1053 } else { 1054 #ifdef SCCLUN 1055 reqp->req_scclun = XS_LUN(xs); 1056 #else 1057 reqp->req_lun_trn = XS_LUN(xs); 1058 #endif 1059 1060 } 1061 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs)); 1062 1063 IDPRINTF(5, ("%s(%d.%d): START%d cmd 0x%x datalen %d\n", isp->isp_name, 1064 XS_TGT(xs), XS_LUN(xs), reqp->req_header.rqs_seqno, 1065 reqp->req_cdb[0], XS_XFRLEN(xs))); 1066 1067 reqp->req_time = XS_TIME(xs) / 1000; 1068 if (reqp->req_time == 0 && XS_TIME(xs)) 1069 reqp->req_time = 1; 1070 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr); 1071 if (i != CMD_QUEUED) { 1072 if (isp->isp_type & ISP_HA_FC) 1073 ENABLE_INTS(isp); 1074 /* 1075 * dmasetup sets actual error in packet, and 1076 * return what we were given to return. 1077 */ 1078 return (i); 1079 } 1080 XS_SETERR(xs, HBA_NOERROR); 1081 ISP_WRITE(isp, INMAILBOX4, iptr); 1082 isp->isp_reqidx = iptr; 1083 if (isp->isp_type & ISP_HA_FC) { 1084 ENABLE_INTS(isp); 1085 } 1086 isp->isp_nactive++; 1087 return (CMD_QUEUED); 1088 #undef reqp 1089 #undef t2reqp 1090 } 1091 1092 /* 1093 * isp control 1094 * Locks (ints blocked) assumed held. 1095 */ 1096 1097 int 1098 isp_control(isp, ctl, arg) 1099 struct ispsoftc *isp; 1100 ispctl_t ctl; 1101 void *arg; 1102 { 1103 ISP_SCSI_XFER_T *xs; 1104 mbreg_t mbs; 1105 int i; 1106 1107 switch (ctl) { 1108 default: 1109 PRINTF("%s: isp_control unknown control op %x\n", 1110 isp->isp_name, ctl); 1111 break; 1112 1113 case ISPCTL_RESET_BUS: 1114 mbs.param[0] = MBOX_BUS_RESET; 1115 mbs.param[1] = (isp->isp_type & ISP_HA_FC)? 5: 2; 1116 isp_mboxcmd(isp, &mbs); 1117 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1118 isp_dumpregs(isp, "isp_control SCSI bus reset failed"); 1119 break; 1120 } 1121 /* 1122 * This is really important to have set after a bus reset. 1123 */ 1124 isp->isp_sendmarker = 1; 1125 PRINTF("%s: driver initiated bus reset\n", isp->isp_name); 1126 return (0); 1127 1128 case ISPCTL_RESET_DEV: 1129 /* 1130 * Note that under parallel SCSI, this issues a BDR message. 1131 * Under FC, we could probably be using ABORT TASK SET 1132 * command. 1133 */ 1134 1135 mbs.param[0] = MBOX_ABORT_TARGET; 1136 mbs.param[1] = ((long)arg) << 8; 1137 mbs.param[2] = 2; /* 'delay', in seconds */ 1138 isp_mboxcmd(isp, &mbs); 1139 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1140 isp_dumpregs(isp, "SCSI Target reset failed"); 1141 break; 1142 } 1143 PRINTF("%s: Target %d Reset Succeeded\n", isp->isp_name, 1144 (int) ((long) arg)); 1145 isp->isp_sendmarker = 1; 1146 return (0); 1147 1148 case ISPCTL_ABORT_CMD: 1149 xs = (ISP_SCSI_XFER_T *) arg; 1150 for (i = 0; i < RQUEST_QUEUE_LEN; i++) { 1151 if (xs == isp->isp_xflist[i]) { 1152 break; 1153 } 1154 } 1155 if (i == RQUEST_QUEUE_LEN) { 1156 PRINTF("%s: isp_control- cannot find command to abort " 1157 "in active list\n", isp->isp_name); 1158 break; 1159 } 1160 mbs.param[0] = MBOX_ABORT; 1161 #ifdef SCCLUN 1162 if (isp->isp_type & ISP_HA_FC) { 1163 mbs.param[1] = XS_TGT(xs) << 8; 1164 mbs.param[4] = 0; 1165 mbs.param[5] = 0; 1166 mbs.param[6] = XS_LUN(xs); 1167 } else { 1168 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 1169 } 1170 #else 1171 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs); 1172 #endif 1173 mbs.param[2] = (i+1) >> 16; 1174 mbs.param[3] = (i+1) & 0xffff; 1175 isp_mboxcmd(isp, &mbs); 1176 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 1177 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n", 1178 isp->isp_name, mbs.param[0]); 1179 break; 1180 } 1181 PRINTF("%s: command for target %d lun %d was aborted\n", 1182 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 1183 return (0); 1184 1185 case ISPCTL_UPDATE_PARAMS: 1186 isp_update(isp); 1187 return(0); 1188 } 1189 return (-1); 1190 } 1191 1192 /* 1193 * Interrupt Service Routine(s). 1194 * 1195 * External (OS) framework has done the appropriate locking, 1196 * and the locking will be held throughout this function. 1197 */ 1198 1199 int 1200 isp_intr(arg) 1201 void *arg; 1202 { 1203 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs; 1204 struct ispsoftc *isp = arg; 1205 u_int8_t iptr, optr; 1206 u_int16_t isr; 1207 int i, ndone = 0; 1208 1209 isr = ISP_READ(isp, BIU_ISR); 1210 if (isp->isp_type & ISP_HA_FC) { 1211 if (isr == 0 || (isr & BIU2100_ISR_RISC_INT) == 0) { 1212 if (isr) { 1213 IDPRINTF(4, ("%s: isp_intr isr=%x\n", 1214 isp->isp_name, isr)); 1215 } 1216 return (0); 1217 } 1218 } else { 1219 if (isr == 0 || (isr & BIU_ISR_RISC_INT) == 0) { 1220 if (isr) { 1221 IDPRINTF(4, ("%s: isp_intr isr=%x\n", 1222 isp->isp_name, isr)); 1223 } 1224 return (0); 1225 } 1226 } 1227 1228 if (ISP_READ(isp, BIU_SEMA) & 1) { 1229 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 1230 if (isp_parse_async(isp, (int) mbox)) 1231 return (1); 1232 ISP_WRITE(isp, BIU_SEMA, 0); 1233 } 1234 1235 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 1236 1237 optr = isp->isp_residx; 1238 iptr = ISP_READ(isp, OUTMAILBOX5); 1239 1240 if (optr == iptr) { 1241 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n", 1242 isr, optr, iptr)); 1243 } 1244 ENABLE_INTS(isp); 1245 1246 while (optr != iptr) { 1247 ispstatusreq_t *sp; 1248 u_int8_t oop; 1249 int buddaboom = 0; 1250 1251 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr); 1252 oop = optr; 1253 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN); 1254 1255 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) { 1256 if (isp_handle_other_response(isp, sp, &optr) == 0) { 1257 ISP_WRITE(isp, INMAILBOX5, optr); 1258 continue; 1259 } 1260 /* 1261 * It really has to be a bounced request just copied 1262 * from the request queue to the response queue. 1263 */ 1264 1265 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) { 1266 ISP_WRITE(isp, INMAILBOX5, optr); 1267 continue; 1268 } 1269 PRINTF("%s: not RESPONSE in RESPONSE Queue " 1270 "(type 0x%x) @ idx %d (next %d)\n", isp->isp_name, 1271 sp->req_header.rqs_entry_type, oop, optr); 1272 buddaboom = 1; 1273 } 1274 1275 if (sp->req_header.rqs_flags & 0xf) { 1276 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) { 1277 ISP_WRITE(isp, INMAILBOX5, optr); 1278 continue; 1279 } 1280 PRINTF("%s: rqs_flags=%x", isp->isp_name, 1281 sp->req_header.rqs_flags & 0xf); 1282 if (sp->req_header.rqs_flags & RQSFLAG_FULL) { 1283 PRINTF("%s: internal queues full\n", 1284 isp->isp_name); 1285 /* XXXX: this command *could* get restarted */ 1286 buddaboom++; 1287 } 1288 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) { 1289 PRINTF("%s: bad header\n", isp->isp_name); 1290 buddaboom++; 1291 } 1292 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) { 1293 PRINTF("%s: bad request packet\n", 1294 isp->isp_name); 1295 buddaboom++; 1296 } 1297 } 1298 if (sp->req_handle > RQUEST_QUEUE_LEN || sp->req_handle < 1) { 1299 PRINTF("%s: bad request handle %d\n", isp->isp_name, 1300 sp->req_handle); 1301 ISP_WRITE(isp, INMAILBOX5, optr); 1302 continue; 1303 } 1304 xs = (ISP_SCSI_XFER_T *) isp->isp_xflist[sp->req_handle - 1]; 1305 if (xs == NULL) { 1306 PRINTF("%s: NULL xs in xflist (handle %x)\n", 1307 isp->isp_name, sp->req_handle); 1308 isp_dumpxflist(isp); 1309 ISP_WRITE(isp, INMAILBOX5, optr); 1310 continue; 1311 } 1312 isp->isp_xflist[sp->req_handle - 1] = NULL; 1313 if (sp->req_status_flags & RQSTF_BUS_RESET) { 1314 isp->isp_sendmarker = 1; 1315 } 1316 if (buddaboom) { 1317 XS_SETERR(xs, HBA_BOTCH); 1318 } 1319 XS_STS(xs) = sp->req_scsi_status & 0xff; 1320 if (isp->isp_type & ISP_HA_SCSI) { 1321 if (sp->req_state_flags & RQSF_GOT_SENSE) { 1322 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 1323 XS_SNSLEN(xs)); 1324 XS_SNS_IS_VALID(xs); 1325 } 1326 } else { 1327 if (XS_STS(xs) == SCSI_CHECK) { 1328 XS_SNS_IS_VALID(xs); 1329 MEMCPY(XS_SNSP(xs), sp->req_sense_data, 1330 XS_SNSLEN(xs)); 1331 sp->req_state_flags |= RQSF_GOT_SENSE; 1332 } 1333 } 1334 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) { 1335 XS_SETERR(xs, HBA_TGTBSY); 1336 } 1337 1338 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) { 1339 if (XS_NOERR(xs)) { 1340 if (sp->req_completion_status != RQCS_COMPLETE) { 1341 isp_parse_status(isp, sp, xs); 1342 } else { 1343 XS_SETERR(xs, HBA_NOERROR); 1344 } 1345 } 1346 } else { 1347 PRINTF("%s: unknown return %x\n", isp->isp_name, 1348 sp->req_header.rqs_entry_type); 1349 if (XS_NOERR(xs)) { 1350 XS_SETERR(xs, HBA_BOTCH); 1351 } 1352 } 1353 if (isp->isp_type & ISP_HA_SCSI) { 1354 XS_RESID(xs) = sp->req_resid; 1355 } else if (sp->req_scsi_status & RQCS_RU) { 1356 XS_RESID(xs) = sp->req_resid; 1357 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name, 1358 XS_XFRLEN(xs), sp->req_resid)); 1359 } 1360 if (XS_XFRLEN(xs)) { 1361 ISP_DMAFREE(isp, xs, sp->req_handle - 1); 1362 } 1363 /* 1364 * XXX: If we have a check condition, but no Sense Data, 1365 * XXX: mark it as an error (ARQ failed). We need to 1366 * XXX: to do a more distinct job because there may 1367 * XXX: cases where ARQ is disabled. 1368 */ 1369 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) { 1370 if (XS_NOERR(xs)) { 1371 PRINTF("%s: ARQ failure for target %d lun %d\n", 1372 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 1373 XS_SETERR(xs, HBA_ARQFAIL); 1374 } 1375 } 1376 if ((isp->isp_dblev >= 5) || 1377 (isp->isp_dblev > 2 && !XS_NOERR(xs))) { 1378 PRINTF("%s(%d.%d): FIN%d dl%d resid%d STS %x", 1379 isp->isp_name, XS_TGT(xs), XS_LUN(xs), 1380 sp->req_header.rqs_seqno, XS_XFRLEN(xs), 1381 XS_RESID(xs), XS_STS(xs)); 1382 if (sp->req_state_flags & RQSF_GOT_SENSE) { 1383 PRINTF(" Skey: %x", XS_SNSKEY(xs)); 1384 if (!(XS_IS_SNS_VALID(xs))) { 1385 PRINTF(" BUT NOT SET"); 1386 } 1387 } 1388 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs)); 1389 } 1390 1391 ISP_WRITE(isp, INMAILBOX5, optr); 1392 if (isp->isp_nactive > 0) 1393 isp->isp_nactive--; 1394 complist[ndone++] = xs; /* defer completion call until later */ 1395 } 1396 /* 1397 * If we completed any commands, then it's valid to find out 1398 * what the outpointer is. 1399 */ 1400 if (ndone) { 1401 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 1402 } 1403 isp->isp_residx = optr; 1404 for (i = 0; i < ndone; i++) { 1405 xs = complist[i]; 1406 if (xs) { 1407 XS_CMD_DONE(xs); 1408 } 1409 } 1410 return (1); 1411 } 1412 1413 /* 1414 * Support routines. 1415 */ 1416 1417 static int 1418 isp_parse_async(isp, mbox) 1419 struct ispsoftc *isp; 1420 int mbox; 1421 { 1422 switch (mbox) { 1423 case ASYNC_BUS_RESET: 1424 PRINTF("%s: SCSI bus reset detected\n", isp->isp_name); 1425 isp->isp_sendmarker = 1; 1426 #ifdef ISP_TARGET_MODE 1427 isp_notify_ack(isp, NULL); 1428 #endif 1429 break; 1430 1431 case ASYNC_SYSTEM_ERROR: 1432 mbox = ISP_READ(isp, OUTMAILBOX1); 1433 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n", 1434 isp->isp_name, mbox); 1435 isp_restart(isp); 1436 /* no point continuing after this */ 1437 return (1); 1438 1439 case ASYNC_RQS_XFER_ERR: 1440 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name); 1441 break; 1442 1443 case ASYNC_RSP_XFER_ERR: 1444 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name); 1445 break; 1446 1447 case ASYNC_QWAKEUP: 1448 /* don't need to be chatty */ 1449 mbox = ISP_READ(isp, OUTMAILBOX4); 1450 break; 1451 1452 case ASYNC_TIMEOUT_RESET: 1453 PRINTF("%s: timeout initiated SCSI bus reset\n", isp->isp_name); 1454 isp->isp_sendmarker = 1; 1455 #ifdef ISP_TARGET_MODE 1456 isp_notify_ack(isp, NULL); 1457 #endif 1458 break; 1459 1460 case ASYNC_DEVICE_RESET: 1461 PRINTF("%s: device reset\n", isp->isp_name); 1462 #ifdef ISP_TARGET_MODE 1463 isp_notify_ack(isp, NULL); 1464 #endif 1465 break; 1466 1467 case ASYNC_EXTMSG_UNDERRUN: 1468 PRINTF("%s: extended message underrun\n", isp->isp_name); 1469 break; 1470 1471 case ASYNC_SCAM_INT: 1472 PRINTF("%s: SCAM interrupt\n", isp->isp_name); 1473 break; 1474 1475 case ASYNC_HUNG_SCSI: 1476 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n", 1477 isp->isp_name); 1478 /* XXX: Need to issue SCSI reset at this point */ 1479 break; 1480 1481 case ASYNC_KILLED_BUS: 1482 PRINTF("%s: SCSI Bus reset after DATA Overrun\n", 1483 isp->isp_name); 1484 break; 1485 1486 case ASYNC_BUS_TRANSIT: 1487 PRINTF("%s: LBD->HVD Transition 0x%x\n", 1488 isp->isp_name, ISP_READ(isp, OUTMAILBOX1)); 1489 break; 1490 1491 case ASYNC_CMD_CMPLT: 1492 PRINTF("%s: fast post completion\n", isp->isp_name); 1493 #if 0 1494 fast_post_handle = (ISP_READ(isp, OUTMAILBOX1) << 16) | 1495 ISP_READ(isp, OUTMAILBOX2); 1496 #endif 1497 break; 1498 1499 case ASYNC_CTIO_DONE: 1500 /* Should only occur when Fast Posting Set for 2100s */ 1501 PRINTF("%s: CTIO done\n", isp->isp_name); 1502 break; 1503 1504 case ASYNC_LIP_OCCURRED: 1505 PRINTF("%s: LIP occurred\n", isp->isp_name); 1506 break; 1507 1508 case ASYNC_LOOP_UP: 1509 PRINTF("%s: Loop UP\n", isp->isp_name); 1510 break; 1511 1512 case ASYNC_LOOP_DOWN: 1513 PRINTF("%s: Loop DOWN\n", isp->isp_name); 1514 break; 1515 1516 case ASYNC_LOOP_RESET: 1517 PRINTF("%s: Loop RESET\n", isp->isp_name); 1518 #ifdef ISP_TARGET_MODE 1519 isp_notify_ack(isp, NULL); 1520 #endif 1521 break; 1522 1523 case ASYNC_PDB_CHANGED: 1524 PRINTF("%s: Port Database Changed\n", isp->isp_name); 1525 break; 1526 1527 case ASYNC_CHANGE_NOTIFY: 1528 PRINTF("%s: Name Server Database Changed\n", isp->isp_name); 1529 break; 1530 1531 default: 1532 PRINTF("%s: async %x\n", isp->isp_name, mbox); 1533 break; 1534 } 1535 return (0); 1536 } 1537 1538 static int 1539 isp_handle_other_response(isp, sp, optrp) 1540 struct ispsoftc *isp; 1541 ispstatusreq_t *sp; 1542 u_int8_t *optrp; 1543 { 1544 u_int8_t iptr, optr; 1545 int reqsize = 0; 1546 void *ireqp = NULL; 1547 #ifdef ISP_TARGET_MODE 1548 union { 1549 at_entry_t *atio; 1550 at2_entry_t *at2io; 1551 ct_entry_t *ctio; 1552 ct2_entry_t *ct2io; 1553 lun_entry_t *lunen; 1554 in_entry_t *inot; 1555 in_fcentry_t *inot_fc; 1556 na_entry_t *nack; 1557 na_fcentry_t *nack_fc; 1558 void *voidp; 1559 #define atio un.atio 1560 #define at2io un.at2io 1561 #define ctio un.ctio 1562 #define ct2io un.ct2io 1563 #define lunen un.lunen 1564 #define inot un.inot 1565 #define inot_fc un.inot_fc 1566 #define nack un.nack 1567 #define nack_fc un.nack_fc 1568 } un; 1569 1570 un.voidp = sp; 1571 #endif 1572 1573 1574 switch (sp->req_header.rqs_entry_type) { 1575 case RQSTYPE_REQUEST: 1576 return (-1); 1577 #ifdef ISP_TARGET_MODE 1578 case RQSTYPE_NOTIFY_ACK: 1579 { 1580 static const char *f = 1581 "%s: Notify Ack Status 0x%x Sequence Id 0x%x\n" 1582 /* 1583 * The ISP is acknowleding our ack of an Immediate Notify. 1584 */ 1585 if (isp->isp_type & ISP_HA_FC) { 1586 PRINTF(f, isp->isp_name, 1587 nack_fc->na-status, nack_fc->na_seqid); 1588 } else { 1589 PRINTF(f, isp->isp_name, 1590 nack->na_status, nack->na_seqid); 1591 } 1592 break; 1593 } 1594 case RQSTYPE_NOTIFY: 1595 { 1596 u_int16_t seqid, status; 1597 1598 /* 1599 * Either the ISP received a SCSI message it cannot handle 1600 * or some other out of band condition (e.g., Port Logout) 1601 * or it is returning an Immediate Notify entry we sent. 1602 */ 1603 if (isp->isp_type & ISP_HA_FC) { 1604 status = inot_fc->status; 1605 seqid = inot_fc->in_seqid; 1606 } else { 1607 status = inot->status; 1608 seqid = inot->seqid & 0xff; 1609 } 1610 PRINTF("%s: Immediate Notify Status 0x%x Sequence Id 0x%x\n", 1611 isp->isp_name, status, seqid); 1612 1613 switch (status) { 1614 case IN_MSG_RECEIVED: 1615 case IN_IDE_RECEIVED: 1616 ptisp_got_msg(ptp, &inot); 1617 break; 1618 case IN_RSRC_UNAVAIL: 1619 PRINTF("%s: Firmware out of ATIOs\n", isp->isp_name); 1620 break; 1621 case IN_ABORT_TASK: 1622 PRINTF("%s: Abort Task iid %d rx_id 0x%x\n", 1623 inot_fc->in_iid, seqid); 1624 break; 1625 case IN_PORT_LOGOUT: 1626 PRINTF("%s: Port Logout for Initiator %d\n", 1627 isp->isp_name, inot_fc->in_iid); 1628 break; 1629 default: 1630 PRINTF("%s: bad status (0x%x) in Immediate Notify\n", 1631 isp->isp_name, status); 1632 break; 1633 1634 } 1635 isp_notify_ack(isp, un.voidp); 1636 reqsize = 0; 1637 break; 1638 } 1639 case RQSTYPE_ENABLE_LUN: 1640 case RQSTYPE_MODIFY_LUN: 1641 if (lunen->req_status != 1) { 1642 PRINTF("%s: ENABLE/MODIFY LUN returned status 0x%x\n", 1643 isp->isp_name, lunen->req_status); 1644 } 1645 break; 1646 case RQSTYPE_ATIO2: 1647 { 1648 fcparam *fcp = isp->isp_param; 1649 ispctiot2_t local, *ct2 = NULL; 1650 ispatiot2_t *at2 = (ispatiot2_t *) sp; 1651 int s, lun; 1652 1653 #ifdef SCCLUN 1654 lun = at2->req_scclun; 1655 #else 1656 lun = at2->req_lun; 1657 #endif 1658 PRINTF("%s: atio2 loopid %d for lun %d rxid 0x%x flags0x%x " 1659 "tflags0x%x ecodes0x%x rqstatus0x%x\n", isp->isp_name, 1660 at2->req_initiator, lun, at2->req_rxid, 1661 at2->req_flags, at2->req_taskflags, at2->req_execodes, 1662 at2->req_status); 1663 1664 switch (at2->req_status & ~ATIO_SENSEVALID) { 1665 case ATIO_PATH_INVALID: 1666 PRINTF("%s: ATIO2 Path Invalid\n", isp->isp_name); 1667 break; 1668 case ATIO_NOCAP: 1669 PRINTF("%s: ATIO2 No Cap\n", isp->isp_name); 1670 break; 1671 case ATIO_BDR_MSG: 1672 PRINTF("%s: ATIO2 BDR Received\n", isp->isp_name); 1673 break; 1674 case ATIO_CDB_RECEIVED: 1675 ct2 = &local; 1676 break; 1677 default: 1678 PRINTF("%s: unknown req_status 0x%x\n", isp->isp_name, 1679 at2->req_status); 1680 break; 1681 } 1682 if (ct2 == NULL) { 1683 /* 1684 * Just do an ACCEPT on this fellow. 1685 */ 1686 at2->req_header.rqs_entry_type = RQSTYPE_ATIO2; 1687 at2->req_header.rqs_flags = 0; 1688 at2->req_flags = 1; 1689 ireqp = at2; 1690 reqsize = sizeof (*at2); 1691 break; 1692 } 1693 PRINTF("%s: datalen %d cdb0=0x%x\n", isp->isp_name, 1694 at2->req_datalen, at2->req_cdb[0]); 1695 MEMZERO((void *) ct2, sizeof (*ct2)); 1696 ct2->req_header.rqs_entry_type = RQSTYPE_CTIO2; 1697 ct2->req_header.rqs_entry_count = 1; 1698 ct2->req_header.rqs_flags = 0; 1699 ct2->req_header.rqs_seqno = isp->isp_seqno++; 1700 ct2->req_handle = (at2->req_initiator << 16) | lun; 1701 #ifndef SCCLUN 1702 ct2->req_lun = lun; 1703 #endif 1704 ct2->req_initiator = at2->req_initiator; 1705 ct2->req_rxid = at2->req_rxid; 1706 1707 ct2->req_flags = CTIO_SEND_STATUS; 1708 switch (at2->req_cdb[0]) { 1709 case 0x0: /* TUR */ 1710 ct2->req_flags |= CTIO_NODATA | CTIO2_SMODE0; 1711 ct2->req_m.mode0.req_scsi_status = CTIO2_STATUS_VALID; 1712 break; 1713 1714 case 0x3: /* REQUEST SENSE */ 1715 case 0x12: /* INQUIRE */ 1716 ct2->req_flags |= CTIO_SEND_DATA | CTIO2_SMODE0; 1717 ct2->req_m.mode0.req_scsi_status = CTIO2_STATUS_VALID; 1718 ct2->req_seg_count = 1; 1719 if (at2->req_cdb[0] == 0x12) { 1720 s = sizeof(tgtiqd); 1721 MEMCPY(fcp->isp_scratch, tgtiqd, s); 1722 } else { 1723 s = at2->req_datalen; 1724 MEMZERO(fcp->isp_scratch, s); 1725 } 1726 ct2->req_m.mode0.req_dataseg[0].ds_base = 1727 fcp->isp_scdma; 1728 ct2->req_m.mode0.req_dataseg[0].ds_count = s; 1729 ct2->req_m.mode0.req_datalen = s; 1730 #if 1 1731 if (at2->req_datalen < s) { 1732 ct2->req_m.mode1.req_scsi_status |= 1733 CTIO2_RESP_VALID|CTIO2_RSPOVERUN; 1734 } else if (at2->req_datalen > s) { 1735 ct2->req_m.mode1.req_scsi_status |= 1736 CTIO2_RESP_VALID|CTIO2_RSPUNDERUN; 1737 } 1738 #endif 1739 break; 1740 1741 default: /* ALL OTHERS */ 1742 ct2->req_flags |= CTIO_NODATA | CTIO2_SMODE1; 1743 ct2->req_m.mode1.req_scsi_status = 0; 1744 #if 1 1745 if (at2->req_datalen) { 1746 ct2->req_m.mode1.req_scsi_status |= 1747 CTIO2_RSPUNDERUN; 1748 #if BYTE_ORDER == BIG_ENDIAN 1749 ct2->req_resid[1] = at2->req_datalen & 0xff; 1750 ct2->req_resid[0] = 1751 (at2->req_datalen >> 8) & 0xff; 1752 ct2->req_resid[3] = 1753 (at2->req_datalen >> 16) & 0xff; 1754 ct2->req_resid[2] = 1755 (at2->req_datalen >> 24) & 0xff; 1756 #else 1757 ct2->req_resid[0] = at2->req_datalen & 0xff; 1758 ct2->req_resid[1] = 1759 (at2->req_datalen >> 8) & 0xff; 1760 ct2->req_resid[2] = 1761 (at2->req_datalen >> 16) & 0xff; 1762 ct2->req_resid[3] = 1763 (at2->req_datalen >> 24) & 0xff; 1764 #endif 1765 } 1766 #endif 1767 if ((at2->req_status & ATIO_SENSEVALID) == 0) { 1768 ct2->req_m.mode1.req_sense_len = 18; 1769 ct2->req_m.mode1.req_scsi_status |= 2; 1770 ct2->req_m.mode1.req_response[0] = 0x70; 1771 ct2->req_m.mode1.req_response[2] = 0x2; 1772 } else { 1773 ct2->req_m.mode1.req_sense_len = 18; 1774 ct2->req_m.mode1.req_scsi_status |= 1775 at2->req_scsi_status; 1776 MEMCPY(ct2->req_m.mode1.req_response, 1777 at2->req_sense, sizeof (at2->req_sense)); 1778 } 1779 break; 1780 } 1781 reqsize = sizeof (*ct2); 1782 ireqp = ct2; 1783 break; 1784 } 1785 case RQSTYPE_CTIO2: 1786 { 1787 ispatiot2_t *at2; 1788 ispctiot2_t *ct2 = (ispctiot2_t *) sp; 1789 PRINTF("%s: CTIO2 returned status 0x%x\n", isp->isp_name, 1790 ct2->req_status); 1791 /* 1792 * Return the ATIO to the board. 1793 */ 1794 at2 = (ispatiot2_t *) sp; 1795 at2->req_header.rqs_entry_type = RQSTYPE_ATIO2; 1796 at2->req_header.rqs_entry_count = 1; 1797 at2->req_header.rqs_flags = 0; 1798 at2->req_header.rqs_seqno = isp->isp_seqno++; 1799 at2->req_status = 1; 1800 reqsize = sizeof (*at2); 1801 ireqp = at2; 1802 break; 1803 } 1804 #undef atio 1805 #undef at2io 1806 #undef ctio 1807 #undef ct2io 1808 #undef lunen 1809 #undef inot 1810 #undef inot_fc 1811 #undef nack 1812 #undef nack_fc 1813 #endif 1814 default: 1815 PRINTF("%s: other response type %x\n", isp->isp_name, 1816 sp->req_header.rqs_entry_type); 1817 break; 1818 } 1819 if (reqsize) { 1820 void *reqp; 1821 optr = isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 1822 iptr = isp->isp_reqidx; 1823 reqp = (void *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 1824 iptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 1825 if (iptr == optr) { 1826 PRINTF("%s: Request Queue Overflow other response\n", 1827 isp->isp_name); 1828 } else { 1829 MEMCPY(reqp, ireqp, reqsize); 1830 ISP_WRITE(isp, INMAILBOX4, iptr); 1831 isp->isp_reqidx = iptr; 1832 } 1833 } 1834 return (0); 1835 } 1836 1837 #ifdef ISP_TARGET_MODE 1838 1839 static void isp_tmd_newcmd_dflt __P((void *, tmd_cmd_t *)); 1840 static void isp_tmd_event_dflt __P((void *, int)); 1841 static void isp_tmd_notify_dflt __P((void *, tmd_notify_t *)); 1842 1843 static void isp_tgt_data_xfer __P ((tmd_cmd_t *)); 1844 static void isp_tgt_endcmd __P ((tmd_cmd_t *, u_int8_t)); 1845 static void isp_tgt_done __P ((tmd_cmd_t *)); 1846 1847 static void 1848 isp_tmd_newcmd_dflt(arg0, cmdp) 1849 void *arg0; 1850 tmd_cmd_t *cmdp; 1851 { 1852 } 1853 1854 static void 1855 isp_tmd_event_dflt(arg0, event) 1856 void *arg0; 1857 int event; 1858 { 1859 } 1860 1861 static void 1862 isp_tmd_notify_dflt(arg0, npt) 1863 void *arg0; 1864 tmd_notify_t *npt; 1865 { 1866 } 1867 1868 /* 1869 * Locks held, and ints disabled (if FC). 1870 * 1871 * XXX: SETUP ONLY FOR INITIAL ENABLING RIGHT NOW 1872 */ 1873 static int 1874 isp_modify_lun(isp, lun, icnt, ccnt) 1875 struct ispsoftc *isp; 1876 int lun; /* logical unit to enable, modify, or disable */ 1877 int icnt; /* immediate notify count */ 1878 int ccnt; /* command count */ 1879 { 1880 isplun_t *ip = NULL; 1881 u_int8_t iptr, optr; 1882 1883 optr = isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 1884 iptr = isp->isp_reqidx; 1885 ip = (isplun_t *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 1886 iptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 1887 if (iptr == optr) { 1888 PRINTF("%s: Request Queue Overflow in isp_modify_lun\n", 1889 isp->isp_name); 1890 return (-1); 1891 } 1892 1893 MEMZERO((void *) ip, sizeof (*ip)); 1894 ip->req_header.rqs_entry_type = RQSTYPE_ENABLE_LUN; 1895 ip->req_header.rqs_entry_count = 1; 1896 ip->req_header.rqs_seqno = isp->isp_seqno++; 1897 ip->req_handle = RQSTYPE_ENABLE_LUN; 1898 if (isp->isp_type & ISP_HA_SCSI) { 1899 ip->req_lun = lun; 1900 } 1901 ip->req_cmdcount = ccnt; 1902 ip->req_imcount = icnt; 1903 ip->req_timeout = 0; /* default 30 seconds */ 1904 ISP_WRITE(isp, INMAILBOX4, iptr); 1905 isp->isp_reqidx = iptr; 1906 return (0); 1907 } 1908 1909 static void 1910 isp_notify_ack(isp, ptrp) 1911 struct ispsoftc *isp; 1912 void *ptrp; 1913 { 1914 void *reqp; 1915 u_int8_t iptr, optr; 1916 union { 1917 na_fcentry_t _naf; 1918 na_entry_t _nas; 1919 } un; 1920 1921 MEMZERO((caddr_t)&un, sizeof (un)); 1922 un._nas.na_header.rqs_entry_type = RQSTYPE_NOTIFY_ACK; 1923 un._nas.na_header.rqs_entry_count = 1; 1924 1925 if (isp->isp_type & ISP_HA_FC) { 1926 na_fcentry_t *na = &un._nas; 1927 if (ptrp) { 1928 in_fcentry_t *inp = ptrp; 1929 na->na_iid = inp->in_iid; 1930 na->na_lun = inp->in_lun; 1931 na->na_task_flags = inp->in_task_flags; 1932 na->na_seqid = inp->in_seqid; 1933 na->na_status = inp->in_status; 1934 } else { 1935 na->na_flags = NAFC_RST_CLRD; 1936 } 1937 } else { 1938 na_entry_t *na = &un._nas; 1939 if (ptrp) { 1940 in_entry_t *inp = ptrp; 1941 na->na_iid = inp->in_iid; 1942 na->na_lun = inp->in_lun; 1943 na->na_tgt = inp->in_tgt; 1944 na->na_seqid = inp->in_seqid; 1945 } else { 1946 na->na_flags = NA_RST_CLRD; 1947 } 1948 } 1949 optr = isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4); 1950 iptr = isp->isp_reqidx; 1951 reqp = (void *) ISP_QUEUE_ENTRY(isp->isp_rquest, iptr); 1952 iptr = ISP_NXT_QENTRY(iptr, RQUEST_QUEUE_LEN); 1953 if (iptr == optr) { 1954 PRINTF("%s: Request Queue Overflow For isp_notify_ack\n", 1955 isp->isp_name); 1956 } else { 1957 MEMCPY(reqp, ireqp, sizeof (un)); 1958 ISP_WRITE(isp, INMAILBOX4, iptr); 1959 isp->isp_reqidx = iptr; 1960 } 1961 } 1962 1963 /* 1964 * These are dummy stubs for now until the outside framework is plugged in. 1965 */ 1966 1967 static void 1968 isp_handle_atio (isp, aep) 1969 struct ispsoftc *isp; 1970 at_entry_t *aep; 1971 { 1972 int status, connected; 1973 tmd_cmd_t local, *cdp = &local; 1974 1975 /* 1976 * Get the ATIO status and see if we're still connected. 1977 */ 1978 status = aep->at_status; 1979 connected = ((aep->at_flags & AT_NODISC) != 0); 1980 1981 PRINTF("%s: ATIO status=0x%x, connected=%d\n", isp->isp_name, 1982 status, connected); 1983 1984 /* 1985 * The firmware status (except for the SenseValid bit) indicates 1986 * why this ATIO was sent to us. 1987 * If SenseValid is set, the firware has recommended Sense Data. 1988 * If the Disconnects Disabled bit is set in the flags field, 1989 * we're still connected on the SCSI bus - i.e. the initiator 1990 * did not set DiscPriv in the identify message. We don't care 1991 * about this so it's ignored. 1992 */ 1993 switch(status & ~TGTSVALID) { 1994 case AT_PATH_INVALID: 1995 /* 1996 * ATIO rejected by the firmware due to disabled lun. 1997 */ 1998 PRINTF("%s: Firmware rejected ATIO for disabled lun %d\n", 1999 isp->isp_name, aep->at_lun); 2000 break; 2001 2002 case AT_PHASE_ERROR: 2003 /* 2004 * Bus Pase Sequence error. 2005 * 2006 * The firmware should have filled in the correct 2007 * sense data. 2008 */ 2009 2010 2011 if (status & TGTSVALID) { 2012 MEMCPY(&cdp->cd_sensedata, aep->at_sense, 2013 sizeof (cdp->cd_sensedata)); 2014 PRINTF("%s: Bus Phase Sequence error key 0x%x\n", 2015 isp->isp_name, cdp->cd_sensedata[2] & 0xf); 2016 } else { 2017 PRINTF("%s: Bus Phase Sequence With No Sense\n", 2018 isp->isp_name); 2019 } 2020 (*isp->isp_tmd_newcmd)(isp, cdp); 2021 break; 2022 2023 case AT_NOCAP: 2024 /* 2025 * Requested Capability not available 2026 * We sent an ATIO that overflowed the firmware's 2027 * command resource count. 2028 */ 2029 PRINTF("%s: Firmware rejected ATIO, command count overflow\n", 2030 isp->isp_name); 2031 break; 2032 2033 case AT_BDR_MSG: 2034 /* 2035 * If we send an ATIO to the firmware to increment 2036 * its command resource count, and the firmware is 2037 * recovering from a Bus Device Reset, it returns 2038 * the ATIO with this status. 2039 */ 2040 PRINTF("%s: ATIO returned with BDR received\n", isp->isp_name); 2041 break; 2042 2043 case AT_CDB: 2044 /* 2045 * New CDB 2046 */ 2047 cdp->cd_hba = isp; 2048 cdp->cd_iid = aep->at_iid; 2049 cdp->cd_tgt = aep->at_tgt; 2050 cdp->cd_lun = aep->at_lun; 2051 cdp->cd_tagtype = aep->at_tag_type; 2052 cdp->cd_tagval = aep->at_tag_val; 2053 MEMCPY(cdp->cd_cdb, aep->at_cdb, 16); 2054 PRINTF("%s: CDB 0x%x itl %d/%d/%d\n", isp->isp_name, 2055 cdp->cd_cdb[0], cdp->cd_iid, cdp->cd_tgt, cdp->cd_lun); 2056 (*isp->isp_tmd_newcmd)(isp, cdp); 2057 break; 2058 2059 default: 2060 PRINTF("%s: Unknown status (0x%x) in ATIO\n", 2061 isp->isp_name, status); 2062 cdp->cd_hba = isp; 2063 cdp->cd_iid = aep->at_iid; 2064 cdp->cd_tgt = aep->at_tgt; 2065 cdp->cd_lun = aep->at_lun; 2066 cdp->cd_tagtype = aep->at_tag_type; 2067 cdp->cd_tagval = aep->at_tag_val; 2068 isp_tgtcmd_done(cdp); 2069 break; 2070 } 2071 } 2072 2073 static void 2074 isp_handle_atio2(isp, aep) 2075 struct ispsoftc *isp; 2076 at2_entry_t *aep; 2077 { 2078 int status; 2079 tmd_cmd_t local, *cdp = &local; 2080 2081 /* 2082 * Get the ATIO2 status. 2083 */ 2084 status = aep->at_status; 2085 PRINTD("%s: ATIO2 status=0x%x\n", status); 2086 2087 /* 2088 * The firmware status (except for the SenseValid bit) indicates 2089 * why this ATIO was sent to us. 2090 * If SenseValid is set, the firware has recommended Sense Data. 2091 */ 2092 switch(status & ~TGTSVALID) { 2093 case AT_PATH_INVALID: 2094 /* 2095 * ATIO rejected by the firmware due to disabled lun. 2096 */ 2097 PRINTF("%s: Firmware rejected ATIO2 for disabled lun %d\n", 2098 isp->isp_name, aep->at_lun); 2099 break; 2100 2101 case AT_NOCAP: 2102 /* 2103 * Requested Capability not available 2104 * We sent an ATIO that overflowed the firmware's 2105 * command resource count. 2106 */ 2107 PRINTF("%s: Firmware rejected ATIO2, command count overflow\n", 2108 isp->isp_name); 2109 break; 2110 2111 case AT_BDR_MSG: 2112 /* 2113 * If we send an ATIO to the firmware to increment 2114 * its command resource count, and the firmware is 2115 * recovering from a Bus Device Reset, it returns 2116 * the ATIO with this status. 2117 */ 2118 PRINTF("%s: ATIO2 returned with BDR rcvd\n", isp->isp_name); 2119 break; 2120 2121 case AT_CDB: 2122 /* 2123 * New CDB 2124 */ 2125 cdp->cd_hba = isp; 2126 cdp->cd_iid = aep->at_iid; 2127 cdp->cd_tgt = 0; 2128 cdp->cd_lun = aep->at_lun; 2129 MEMCPY(cdp->cd_cdb, aep->at_cdb, 16); 2130 cdp->cd_rxid = aep->at_rxid; 2131 cdp->cp_origdlen = aep->at_datalen; 2132 cdp->cp_totbytes = 0; 2133 PRINTF("%s: CDB 0x%x rx_id 0x%x itl %d/%d/%d dlen %d\n", 2134 isp->isp_name, cdp->cd_cdb[0], cdp->cd_tagval, cdp->cd_iid, 2135 cdp->cd_tgt, cdp->cd_lun, aep->at_datalen); 2136 (*isp->isp_tmd_newcmd)(isp, cdp); 2137 break; 2138 2139 default: 2140 PRINTF("%s: Unknown status (0x%x) in ATIO2\n", 2141 isp->isp_name, status); 2142 cdp->cd_hba = isp; 2143 cdp->cd_iid = aep->at_iid; 2144 cdp->cd_tgt = aep->at_tgt; 2145 cdp->cd_lun = aep->at_lun; 2146 cdp->cp_rxid = aep->at_rxid; 2147 isp_tgtcmd_done(cdp); 2148 break; 2149 } 2150 } 2151 2152 static void 2153 isp_handle_ctio(isp, cep) 2154 struct ispsoftc *isp; 2155 ct_entry_t *aep; 2156 { 2157 } 2158 2159 static void 2160 isp_handle_ctio2(isp, cep) 2161 struct ispsoftc *isp; 2162 at2_entry_t *aep; 2163 { 2164 } 2165 #endif 2166 2167 static void 2168 isp_parse_status(isp, sp, xs) 2169 struct ispsoftc *isp; 2170 ispstatusreq_t *sp; 2171 ISP_SCSI_XFER_T *xs; 2172 { 2173 switch (sp->req_completion_status) { 2174 case RQCS_COMPLETE: 2175 XS_SETERR(xs, HBA_NOERROR); 2176 return; 2177 2178 case RQCS_INCOMPLETE: 2179 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) { 2180 IDPRINTF(3, ("%s: Selection Timeout for target %d\n", 2181 isp->isp_name, XS_TGT(xs))); 2182 XS_SETERR(xs, HBA_SELTIMEOUT); 2183 return; 2184 } 2185 PRINTF("%s: command incomplete for target %d lun %d, state " 2186 "0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2187 sp->req_state_flags); 2188 break; 2189 2190 case RQCS_DMA_ERROR: 2191 PRINTF("%s: DMA error for command on target %d, lun %d\n", 2192 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2193 break; 2194 2195 case RQCS_TRANSPORT_ERROR: 2196 PRINTF("%s: transport error\n", isp->isp_name); 2197 isp_prtstst(sp); 2198 break; 2199 2200 case RQCS_RESET_OCCURRED: 2201 IDPRINTF(2, ("%s: bus reset destroyed command for target %d " 2202 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2203 isp->isp_sendmarker = 1; 2204 XS_SETERR(xs, HBA_BUSRESET); 2205 return; 2206 2207 case RQCS_ABORTED: 2208 PRINTF("%s: command aborted for target %d lun %d\n", 2209 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2210 isp->isp_sendmarker = 1; 2211 XS_SETERR(xs, HBA_ABORTED); 2212 return; 2213 2214 case RQCS_TIMEOUT: 2215 IDPRINTF(2, ("%s: command timed out for target %d lun %d\n", 2216 isp->isp_name, XS_TGT(xs), XS_LUN(xs))); 2217 XS_SETERR(xs, HBA_CMDTIMEOUT); 2218 return; 2219 2220 case RQCS_DATA_OVERRUN: 2221 if (isp->isp_type & ISP_HA_FC) { 2222 XS_RESID(xs) = sp->req_resid; 2223 break; 2224 } 2225 XS_SETERR(xs, HBA_DATAOVR); 2226 return; 2227 2228 case RQCS_COMMAND_OVERRUN: 2229 PRINTF("%s: command overrun for command on target %d, lun %d\n", 2230 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2231 break; 2232 2233 case RQCS_STATUS_OVERRUN: 2234 PRINTF("%s: status overrun for command on target %d, lun %d\n", 2235 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2236 break; 2237 2238 case RQCS_BAD_MESSAGE: 2239 PRINTF("%s: message not COMMAND COMPLETE after status on " 2240 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2241 XS_LUN(xs)); 2242 break; 2243 2244 case RQCS_NO_MESSAGE_OUT: 2245 PRINTF("%s: No MESSAGE OUT phase after selection on " 2246 "target %d, lun %d\n", isp->isp_name, XS_TGT(xs), 2247 XS_LUN(xs)); 2248 break; 2249 2250 case RQCS_EXT_ID_FAILED: 2251 PRINTF("%s: EXTENDED IDENTIFY failed on target %d, lun %d\n", 2252 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2253 break; 2254 2255 case RQCS_IDE_MSG_FAILED: 2256 PRINTF("%s: target %d lun %d rejected INITIATOR DETECTED " 2257 "ERROR message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2258 break; 2259 2260 case RQCS_ABORT_MSG_FAILED: 2261 PRINTF("%s: target %d lun %d rejected ABORT message\n", 2262 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2263 break; 2264 2265 case RQCS_REJECT_MSG_FAILED: 2266 PRINTF("%s: target %d lun %d rejected MESSAGE REJECT message\n", 2267 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2268 break; 2269 2270 case RQCS_NOP_MSG_FAILED: 2271 PRINTF("%s: target %d lun %d rejected NOP message\n", 2272 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2273 break; 2274 2275 case RQCS_PARITY_ERROR_MSG_FAILED: 2276 PRINTF("%s: target %d lun %d rejected MESSAGE PARITY ERROR " 2277 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2278 break; 2279 2280 case RQCS_DEVICE_RESET_MSG_FAILED: 2281 PRINTF("%s: target %d lun %d rejected BUS DEVICE RESET " 2282 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2283 break; 2284 2285 case RQCS_ID_MSG_FAILED: 2286 PRINTF("%s: target %d lun %d rejected IDENTIFY " 2287 "message\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2288 break; 2289 2290 case RQCS_UNEXP_BUS_FREE: 2291 PRINTF("%s: target %d lun %d had an unexpected bus free\n", 2292 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2293 break; 2294 2295 case RQCS_DATA_UNDERRUN: 2296 if (isp->isp_type & ISP_HA_FC) { 2297 XS_RESID(xs) = sp->req_resid; 2298 /* an UNDERRUN is not a botch ??? */ 2299 } 2300 XS_SETERR(xs, HBA_NOERROR); 2301 return; 2302 2303 case RQCS_XACT_ERR1: 2304 PRINTF("%s: HBA attempted queued transaction with disconnect " 2305 "not set for target %d lun %d\n", isp->isp_name, XS_TGT(xs), 2306 XS_LUN(xs)); 2307 break; 2308 2309 case RQCS_XACT_ERR2: 2310 PRINTF("%s: HBA attempted queued transaction to target " 2311 "routine %d on target %d\n", isp->isp_name, XS_LUN(xs), 2312 XS_TGT(xs)); 2313 break; 2314 2315 case RQCS_XACT_ERR3: 2316 PRINTF("%s: HBA attempted queued transaction for target %d lun " 2317 "%d when queueing disabled\n", isp->isp_name, XS_TGT(xs), 2318 XS_LUN(xs)); 2319 break; 2320 2321 case RQCS_BAD_ENTRY: 2322 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name); 2323 break; 2324 2325 case RQCS_QUEUE_FULL: 2326 PRINTF("%s: internal queues full for target %d lun %d " 2327 "status 0x%x\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs), 2328 XS_STS(xs)); 2329 /* 2330 * If QFULL or some other status byte is set, then this 2331 * isn't an error, per se. 2332 */ 2333 if (XS_STS(xs) != 0) { 2334 XS_SETERR(xs, HBA_NOERROR); 2335 return; 2336 } 2337 break; 2338 2339 case RQCS_PHASE_SKIPPED: 2340 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o " 2341 "STATUS phase) for target %d lun %d\n", isp->isp_name, 2342 XS_TGT(xs), XS_LUN(xs)); 2343 break; 2344 2345 case RQCS_ARQS_FAILED: 2346 PRINTF("%s: Auto Request Sense failed for target %d lun %d\n", 2347 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2348 XS_SETERR(xs, HBA_ARQFAIL); 2349 return; 2350 2351 case RQCS_WIDE_FAILED: 2352 PRINTF("%s: Wide Negotiation failed for target %d lun %d\n", 2353 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2354 if (isp->isp_type & ISP_HA_SCSI) { 2355 sdparam *sdp = isp->isp_param; 2356 isp->isp_update = 1; 2357 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2358 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE; 2359 } 2360 XS_SETERR(xs, HBA_NOERROR); 2361 return; 2362 2363 case RQCS_SYNCXFER_FAILED: 2364 PRINTF("%s: SDTR Message failed for target %d lun %d\n", 2365 isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2366 if (isp->isp_type & ISP_HA_SCSI) { 2367 sdparam *sdp = isp->isp_param; 2368 isp->isp_update = 1; 2369 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1; 2370 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC; 2371 } 2372 break; 2373 2374 case RQCS_LVD_BUSERR: 2375 PRINTF("%s: Bad LVD Bus condition while talking to target %d " 2376 "lun %d\n", isp->isp_name, XS_TGT(xs), XS_LUN(xs)); 2377 break; 2378 2379 case RQCS_PORT_UNAVAILABLE: 2380 /* 2381 * No such port on the loop. Moral equivalent of SELTIMEO 2382 */ 2383 IDPRINTF(3, ("%s: Port Unavailable for target %d\n", 2384 isp->isp_name, XS_TGT(xs))); 2385 XS_SETERR(xs, HBA_SELTIMEOUT); 2386 return; 2387 2388 case RQCS_PORT_LOGGED_OUT: 2389 /* 2390 * It was there (maybe)- treat as a selection timeout. 2391 */ 2392 PRINTF("%s: port logout for target %d\n", 2393 isp->isp_name, XS_TGT(xs)); 2394 XS_SETERR(xs, HBA_SELTIMEOUT); 2395 return; 2396 2397 case RQCS_PORT_CHANGED: 2398 PRINTF("%s: port changed for target %d\n", 2399 isp->isp_name, XS_TGT(xs)); 2400 break; 2401 2402 case RQCS_PORT_BUSY: 2403 PRINTF("%s: port busy for target %d\n", 2404 isp->isp_name, XS_TGT(xs)); 2405 XS_SETERR(xs, HBA_TGTBSY); 2406 return; 2407 2408 default: 2409 PRINTF("%s: comp status %x\n", isp->isp_name, 2410 sp->req_completion_status); 2411 break; 2412 } 2413 XS_SETERR(xs, HBA_BOTCH); 2414 } 2415 2416 #define HINIB(x) ((x) >> 0x4) 2417 #define LONIB(x) ((x) & 0xf) 2418 #define MAKNIB(a, b) (((a) << 4) | (b)) 2419 static u_int8_t mbpcnt[] = { 2420 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */ 2421 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */ 2422 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */ 2423 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */ 2424 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */ 2425 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */ 2426 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */ 2427 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */ 2428 MAKNIB(1, 3), /* 0x08: MBOX_ABOUT_FIRMWARE */ 2429 MAKNIB(0, 0), /* 0x09: */ 2430 MAKNIB(0, 0), /* 0x0a: */ 2431 MAKNIB(0, 0), /* 0x0b: */ 2432 MAKNIB(0, 0), /* 0x0c: */ 2433 MAKNIB(0, 0), /* 0x0d: */ 2434 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */ 2435 MAKNIB(0, 0), /* 0x0f: */ 2436 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */ 2437 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */ 2438 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */ 2439 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */ 2440 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */ 2441 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */ 2442 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */ 2443 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */ 2444 MAKNIB(2, 2), /* 0x18: MBOX_BUS_RESET */ 2445 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */ 2446 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */ 2447 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */ 2448 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */ 2449 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */ 2450 MAKNIB(0, 0), /* 0x1e: */ 2451 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */ 2452 MAKNIB(1, 3), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */ 2453 MAKNIB(1, 2), /* 0x21: MBOX_GET_SELECT_TIMEOUT */ 2454 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */ 2455 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */ 2456 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */ 2457 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */ 2458 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */ 2459 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */ 2460 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */ 2461 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */ 2462 MAKNIB(0, 0), /* 0x2a: */ 2463 MAKNIB(0, 0), /* 0x2b: */ 2464 MAKNIB(0, 0), /* 0x2c: */ 2465 MAKNIB(0, 0), /* 0x2d: */ 2466 MAKNIB(0, 0), /* 0x2e: */ 2467 MAKNIB(0, 0), /* 0x2f: */ 2468 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */ 2469 MAKNIB(2, 2), /* 0x31: MBOX_SET_SELECT_TIMEOUT */ 2470 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */ 2471 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */ 2472 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */ 2473 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACTIVE_NEG_STATE */ 2474 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */ 2475 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */ 2476 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */ 2477 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */ 2478 MAKNIB(0, 0), /* 0x3a: */ 2479 MAKNIB(0, 0), /* 0x3b: */ 2480 MAKNIB(0, 0), /* 0x3c: */ 2481 MAKNIB(0, 0), /* 0x3d: */ 2482 MAKNIB(0, 0), /* 0x3e: */ 2483 MAKNIB(0, 0), /* 0x3f: */ 2484 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */ 2485 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */ 2486 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */ 2487 MAKNIB(0, 0), /* 0x43: */ 2488 MAKNIB(0, 0), /* 0x44: */ 2489 MAKNIB(0, 0), /* 0x45: */ 2490 MAKNIB(0, 0), /* 0x46: */ 2491 MAKNIB(0, 0), /* 0x47: */ 2492 MAKNIB(0, 0), /* 0x48: */ 2493 MAKNIB(0, 0), /* 0x49: */ 2494 MAKNIB(0, 0), /* 0x4a: */ 2495 MAKNIB(0, 0), /* 0x4b: */ 2496 MAKNIB(0, 0), /* 0x4c: */ 2497 MAKNIB(0, 0), /* 0x4d: */ 2498 MAKNIB(0, 0), /* 0x4e: */ 2499 MAKNIB(0, 0), /* 0x4f: */ 2500 MAKNIB(0, 0), /* 0x50: */ 2501 MAKNIB(0, 0), /* 0x51: */ 2502 MAKNIB(0, 0), /* 0x52: */ 2503 MAKNIB(0, 0), /* 0x53: */ 2504 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */ 2505 MAKNIB(0, 0), /* 0x55: */ 2506 MAKNIB(0, 0), /* 0x56: */ 2507 MAKNIB(0, 0), /* 0x57: */ 2508 MAKNIB(0, 0), /* 0x58: */ 2509 MAKNIB(0, 0), /* 0x59: */ 2510 MAKNIB(0, 0), /* 0x5a: */ 2511 MAKNIB(0, 0), /* 0x5b: */ 2512 MAKNIB(0, 0), /* 0x5c: */ 2513 MAKNIB(0, 0), /* 0x5d: */ 2514 MAKNIB(0, 0), /* 0x5e: */ 2515 MAKNIB(0, 0), /* 0x5f: */ 2516 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */ 2517 MAKNIB(0, 0), /* 0x60: MBOX_GET_INIT_CONTROL_BLOCK (FORMAT?) */ 2518 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */ 2519 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */ 2520 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */ 2521 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */ 2522 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */ 2523 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */ 2524 MAKNIB(3, 1), /* 0x69: MBOX_ABORT_TASK_SET */ 2525 MAKNIB(1, 2) /* 0x69: MBOX_GET_FW_STATE */ 2526 }; 2527 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0])) 2528 2529 static void 2530 isp_mboxcmd(isp, mbp) 2531 struct ispsoftc *isp; 2532 mbreg_t *mbp; 2533 { 2534 int outparam, inparam; 2535 int loops, dld = 0; 2536 u_int8_t opcode; 2537 2538 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) { 2539 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS; 2540 inparam = 4; 2541 outparam = 4; 2542 goto command_known; 2543 } else if (mbp->param[0] > NMBCOM) { 2544 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]); 2545 return; 2546 } 2547 2548 opcode = mbp->param[0]; 2549 inparam = HINIB(mbpcnt[mbp->param[0]]); 2550 outparam = LONIB(mbpcnt[mbp->param[0]]); 2551 2552 if (inparam == 0 && outparam == 0) { 2553 PRINTF("%s: no parameters for %x\n", isp->isp_name, 2554 mbp->param[0]); 2555 return; 2556 } 2557 2558 2559 /* 2560 * Check for variants 2561 */ 2562 #ifdef SCCLUN 2563 if (isp->isp_type & ISP_HA_FC) { 2564 switch (mbp->param[0]) { 2565 case MBOX_ABORT: 2566 inparam = 7; 2567 break; 2568 case MBOX_ABORT_DEVICE: 2569 case MBOX_START_QUEUE: 2570 case MBOX_STOP_QUEUE: 2571 case MBOX_SINGLE_STEP_QUEUE: 2572 case MBOX_ABORT_QUEUE: 2573 case MBOX_GET_DEV_QUEUE_STATUS: 2574 inparam = 3; 2575 break; 2576 default: 2577 break; 2578 } 2579 } 2580 #endif 2581 2582 command_known: 2583 2584 /* 2585 * Make sure we can send some words.. 2586 */ 2587 2588 loops = MBOX_DELAY_COUNT; 2589 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) { 2590 SYS_DELAY(100); 2591 if (--loops < 0) { 2592 PRINTF("%s: isp_mboxcmd timeout #1\n", isp->isp_name); 2593 if (dld++) { 2594 return; 2595 } 2596 PRINTF("%s: but we'll try again, isr=%x\n", 2597 isp->isp_name, ISP_READ(isp, BIU_ISR)); 2598 if (ISP_READ(isp, BIU_SEMA) & 1) { 2599 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0); 2600 if (isp_parse_async(isp, (int) mbox)) 2601 return; 2602 ISP_WRITE(isp, BIU_SEMA, 0); 2603 } 2604 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2605 goto command_known; 2606 } 2607 } 2608 2609 /* 2610 * Write input parameters 2611 */ 2612 switch (inparam) { 2613 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0; 2614 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0; 2615 case 6: ISP_WRITE(isp, INMAILBOX5, mbp->param[5]); mbp->param[5] = 0; 2616 case 5: ISP_WRITE(isp, INMAILBOX4, mbp->param[4]); mbp->param[4] = 0; 2617 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0; 2618 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0; 2619 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0; 2620 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0; 2621 } 2622 2623 /* 2624 * Clear semaphore on mailbox registers 2625 */ 2626 ISP_WRITE(isp, BIU_SEMA, 0); 2627 2628 /* 2629 * Clear RISC int condition. 2630 */ 2631 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2632 2633 /* 2634 * Set Host Interrupt condition so that RISC will pick up mailbox regs. 2635 */ 2636 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT); 2637 2638 /* 2639 * Wait until RISC int is set, except 2100 2640 */ 2641 if ((isp->isp_type & ISP_HA_FC) == 0) { 2642 loops = MBOX_DELAY_COUNT; 2643 while ((ISP_READ(isp, BIU_ISR) & BIU_ISR_RISC_INT) == 0) { 2644 SYS_DELAY(100); 2645 if (--loops < 0) { 2646 PRINTF("%s: isp_mboxcmd timeout #2\n", 2647 isp->isp_name); 2648 return; 2649 } 2650 } 2651 } 2652 2653 /* 2654 * Check to make sure that the semaphore has been set. 2655 */ 2656 loops = MBOX_DELAY_COUNT; 2657 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) { 2658 SYS_DELAY(100); 2659 if (--loops < 0) { 2660 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name); 2661 return; 2662 } 2663 } 2664 2665 /* 2666 * Make sure that the MBOX_BUSY has gone away 2667 */ 2668 loops = MBOX_DELAY_COUNT; 2669 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) { 2670 SYS_DELAY(100); 2671 if (--loops < 0) { 2672 PRINTF("%s: isp_mboxcmd timeout #4\n", isp->isp_name); 2673 return; 2674 } 2675 } 2676 2677 2678 /* 2679 * Pick up output parameters. 2680 */ 2681 switch (outparam) { 2682 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7); 2683 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6); 2684 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5); 2685 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4); 2686 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3); 2687 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2); 2688 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1); 2689 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0); 2690 } 2691 2692 /* 2693 * Clear RISC int. 2694 */ 2695 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT); 2696 2697 /* 2698 * Release semaphore on mailbox registers 2699 */ 2700 ISP_WRITE(isp, BIU_SEMA, 0); 2701 2702 /* 2703 * Just to be chatty here... 2704 */ 2705 switch(mbp->param[0]) { 2706 case MBOX_COMMAND_COMPLETE: 2707 break; 2708 case MBOX_INVALID_COMMAND: 2709 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n", 2710 isp->isp_name, opcode)); 2711 break; 2712 case MBOX_HOST_INTERFACE_ERROR: 2713 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n", 2714 isp->isp_name, opcode); 2715 break; 2716 case MBOX_TEST_FAILED: 2717 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n", 2718 isp->isp_name, opcode); 2719 break; 2720 case MBOX_COMMAND_ERROR: 2721 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n", 2722 isp->isp_name, opcode); 2723 break; 2724 case MBOX_COMMAND_PARAM_ERROR: 2725 PRINTF("%s: mbox cmd %x failed with COMMAND_PARAM_ERROR\n", 2726 isp->isp_name, opcode); 2727 break; 2728 2729 /* 2730 * Be silent about these... 2731 */ 2732 2733 case ASYNC_LOOP_UP: 2734 case ASYNC_LIP_OCCURRED: 2735 case ASYNC_PDB_CHANGED: 2736 break; 2737 2738 default: 2739 /* 2740 * The expected return of EXEC_FIRMWARE is zero. 2741 */ 2742 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) || 2743 (opcode != MBOX_EXEC_FIRMWARE)) { 2744 PRINTF("%s: mbox cmd %x failed with error %x\n", 2745 isp->isp_name, opcode, mbp->param[0]); 2746 } 2747 break; 2748 } 2749 } 2750 2751 void 2752 isp_lostcmd(isp, xs) 2753 struct ispsoftc *isp; 2754 ISP_SCSI_XFER_T *xs; 2755 { 2756 mbreg_t mbs; 2757 2758 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS; 2759 isp_mboxcmd(isp, &mbs); 2760 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2761 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS"); 2762 return; 2763 } 2764 if (mbs.param[1]) { 2765 PRINTF("%s: %d commands on completion queue\n", 2766 isp->isp_name, mbs.param[1]); 2767 } 2768 if (XS_NULL(xs)) 2769 return; 2770 2771 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS; 2772 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); 2773 isp_mboxcmd(isp, &mbs); 2774 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2775 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS"); 2776 return; 2777 } 2778 PRINTF("%s: lost command for target %d lun %d, %d active of %d, " 2779 "Queue State: %x\n", isp->isp_name, XS_TGT(xs), 2780 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]); 2781 2782 isp_dumpregs(isp, "lost command"); 2783 /* 2784 * XXX: Need to try and do something to recover. 2785 */ 2786 } 2787 2788 static void 2789 isp_dumpregs(isp, msg) 2790 struct ispsoftc *isp; 2791 const char *msg; 2792 { 2793 PRINTF("%s: %s\n", isp->isp_name, msg); 2794 if (isp->isp_type & ISP_HA_SCSI) 2795 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1)); 2796 else 2797 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR)); 2798 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR), 2799 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA)); 2800 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR)); 2801 2802 if (isp->isp_type & ISP_HA_SCSI) { 2803 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE); 2804 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n", 2805 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS), 2806 ISP_READ(isp, CDMA_FIFO_STS)); 2807 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n", 2808 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS), 2809 ISP_READ(isp, DDMA_FIFO_STS)); 2810 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n", 2811 ISP_READ(isp, SXP_INTERRUPT), 2812 ISP_READ(isp, SXP_GROSS_ERR), 2813 ISP_READ(isp, SXP_PINS_CONTROL)); 2814 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); 2815 } 2816 ISP_DUMPREGS(isp); 2817 } 2818 2819 static void 2820 isp_dumpxflist(isp) 2821 struct ispsoftc *isp; 2822 { 2823 volatile ISP_SCSI_XFER_T *xs; 2824 int i, hdp; 2825 2826 for (hdp = i = 0; i < RQUEST_QUEUE_LEN; i++) { 2827 xs = isp->isp_xflist[i]; 2828 if (xs == NULL) { 2829 continue; 2830 } 2831 if (hdp == 0) { 2832 PRINTF("%s: active requests\n", isp->isp_name); 2833 hdp++; 2834 } 2835 PRINTF(" Active Handle %d: tgt %d lun %d dlen %d\n", 2836 i+1, XS_TGT(xs), XS_LUN(xs), XS_XFRLEN(xs)); 2837 } 2838 } 2839 2840 static void 2841 isp_fw_state(isp) 2842 struct ispsoftc *isp; 2843 { 2844 mbreg_t mbs; 2845 if (isp->isp_type & ISP_HA_FC) { 2846 int once = 0; 2847 fcparam *fcp = isp->isp_param; 2848 again: 2849 mbs.param[0] = MBOX_GET_FW_STATE; 2850 isp_mboxcmd(isp, &mbs); 2851 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2852 if (mbs.param[0] == ASYNC_LIP_OCCURRED || 2853 mbs.param[0] == ASYNC_PDB_CHANGED || 2854 mbs.param[0] == ASYNC_LOOP_UP) { 2855 if (once++ < 2) { 2856 goto again; 2857 } 2858 } 2859 isp_dumpregs(isp, "GET FIRMWARE STATE failed"); 2860 return; 2861 } 2862 fcp->isp_fwstate = mbs.param[1]; 2863 } 2864 } 2865 2866 static void 2867 isp_update(isp) 2868 struct ispsoftc *isp; 2869 { 2870 int tgt; 2871 mbreg_t mbs; 2872 sdparam *sdp; 2873 2874 isp->isp_update = 0; 2875 2876 if (isp->isp_type & ISP_HA_FC) { 2877 return; 2878 } 2879 2880 sdp = isp->isp_param; 2881 for (tgt = 0; tgt < MAX_TARGETS; tgt++) { 2882 if (sdp->isp_devparam[tgt].dev_enable == 0) { 2883 continue; 2884 } 2885 if (sdp->isp_devparam[tgt].dev_update == 0) { 2886 continue; 2887 } 2888 2889 mbs.param[0] = MBOX_SET_TARGET_PARAMS; 2890 mbs.param[1] = tgt << 8; 2891 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags; 2892 mbs.param[3] = 2893 (sdp->isp_devparam[tgt].sync_offset << 8) | 2894 (sdp->isp_devparam[tgt].sync_period); 2895 2896 IDPRINTF(3, ("\n%s: tgt %d cflags %x offset %x period %x\n", 2897 isp->isp_name, tgt, mbs.param[2], mbs.param[3] >> 8, 2898 mbs.param[3] & 0xff)); 2899 2900 isp_mboxcmd(isp, &mbs); 2901 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2902 PRINTF("%s: failed to change SCSI parameters for " 2903 "target %d\n", isp->isp_name, tgt); 2904 } else { 2905 char *wt; 2906 int x, flags; 2907 2908 flags = sdp->isp_devparam[tgt].cur_dflags = 2909 sdp->isp_devparam[tgt].dev_flags; 2910 2911 x = sdp->isp_devparam[tgt].sync_period & 0xff; 2912 if (flags & DPARM_SYNC) { 2913 if (x == (ISP_20M_SYNCPARMS & 0xff)) { 2914 x = 20; 2915 } else if (x == (ISP_10M_SYNCPARMS & 0xff)) { 2916 x = 10; 2917 } else if (x == (ISP_08M_SYNCPARMS & 0xff)) { 2918 x = 8; 2919 } else if (x == (ISP_05M_SYNCPARMS & 0xff)) { 2920 x = 5; 2921 } else if (x == (ISP_04M_SYNCPARMS & 0xff)) { 2922 x = 4; 2923 } else { 2924 x = 0; 2925 } 2926 } else { 2927 x = 0; 2928 } 2929 switch (flags & (DPARM_WIDE|DPARM_TQING)) { 2930 case DPARM_WIDE: 2931 wt = ", 16 bit wide\n"; 2932 break; 2933 case DPARM_TQING: 2934 wt = ", Tagged Queueing Enabled\n"; 2935 break; 2936 case DPARM_WIDE|DPARM_TQING: 2937 wt = ", 16 bit wide, Tagged Queueing Enabled\n"; 2938 break; 2939 2940 default: 2941 wt = "\n"; 2942 break; 2943 } 2944 if (x) { 2945 IDPRINTF(3, ("%s: Target %d maximum Sync Mode " 2946 "at %dMHz%s", isp->isp_name, tgt, x, wt)); 2947 } else { 2948 IDPRINTF(3, ("%s: Target %d Async Mode%s", 2949 isp->isp_name, tgt, wt)); 2950 } 2951 } 2952 sdp->isp_devparam[tgt].dev_update = 0; 2953 } 2954 } 2955 2956 static void 2957 isp_setdfltparm(isp) 2958 struct ispsoftc *isp; 2959 { 2960 int i, use_nvram; 2961 mbreg_t mbs; 2962 sdparam *sdp; 2963 2964 /* 2965 * Been there, done that, got the T-shirt... 2966 */ 2967 if (isp->isp_gotdparms) { 2968 IDPRINTF(3, ("%s: already have dparms\n", isp->isp_name)); 2969 return; 2970 } 2971 isp->isp_gotdparms = 1; 2972 2973 use_nvram = (isp_read_nvram(isp) == 0); 2974 if (use_nvram) { 2975 return; 2976 } 2977 if (isp->isp_type & ISP_HA_FC) { 2978 fcparam *fcp = (fcparam *) isp->isp_param; 2979 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN; 2980 fcp->isp_maxalloc = 256; 2981 fcp->isp_execthrottle = 16; 2982 fcp->isp_retry_delay = 5; 2983 fcp->isp_retry_count = 0; 2984 /* 2985 * It would be nice to fake up a WWN in case we don't 2986 * get one out of NVRAM. Solaris does this for SOCAL 2987 * cards that don't have SBus properties- it sets up 2988 * a WWN based upon the system MAC Address. 2989 */ 2990 fcp->isp_wwn = 0; 2991 return; 2992 } 2993 2994 sdp = (sdparam *) isp->isp_param; 2995 mbs.param[0] = MBOX_GET_ACT_NEG_STATE; 2996 isp_mboxcmd(isp, &mbs); 2997 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 2998 IDPRINTF(2, ("could not GET ACT NEG STATE\n")); 2999 sdp->isp_req_ack_active_neg = 1; 3000 sdp->isp_data_line_active_neg = 1; 3001 } else { 3002 sdp->isp_req_ack_active_neg = (mbs.param[1] >> 4) & 0x1; 3003 sdp->isp_data_line_active_neg = (mbs.param[1] >> 5) & 0x1; 3004 } 3005 for (i = 0; i < MAX_TARGETS; i++) { 3006 3007 mbs.param[0] = MBOX_GET_TARGET_PARAMS; 3008 mbs.param[1] = i << 8; 3009 isp_mboxcmd(isp, &mbs); 3010 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) { 3011 PRINTF("%s: can't get SCSI parameters for target %d\n", 3012 isp->isp_name, i); 3013 sdp->isp_devparam[i].sync_period = 0; 3014 sdp->isp_devparam[i].sync_offset = 0; 3015 sdp->isp_devparam[i].dev_flags = DPARM_SAFE_DFLT; 3016 continue; 3017 } 3018 sdp->isp_devparam[i].dev_flags = mbs.param[2]; 3019 3020 /* 3021 * The maximum period we can really see 3022 * here is 100 (decimal), or 400 ns. 3023 * For some unknown reason we sometimes 3024 * get back wildass numbers from the 3025 * boot device's parameters. 3026 * 3027 * XXX: Hmm- this may be based on a different 3028 * XXX: clock rate. 3029 */ 3030 if ((mbs.param[3] & 0xff) <= 0x64) { 3031 sdp->isp_devparam[i].sync_period = mbs.param[3] & 0xff; 3032 sdp->isp_devparam[i].sync_offset = mbs.param[3] >> 8; 3033 } 3034 3035 /* 3036 * It is not safe to run Ultra Mode with a clock < 60. 3037 */ 3038 if (((sdp->isp_clock && sdp->isp_clock < 60) || 3039 (isp->isp_type < ISP_HA_SCSI_1020A)) && 3040 (sdp->isp_devparam[i].sync_period == 3041 (ISP_20M_SYNCPARMS & 0xff))) { 3042 sdp->isp_devparam[i].sync_offset = 3043 ISP_10M_SYNCPARMS >> 8; 3044 sdp->isp_devparam[i].sync_period = 3045 ISP_10M_SYNCPARMS & 0xff; 3046 } 3047 3048 } 3049 3050 /* 3051 * Set Default Host Adapter Parameters 3052 */ 3053 sdp->isp_cmd_dma_burst_enable = 1; 3054 sdp->isp_data_dma_burst_enabl = 1; 3055 sdp->isp_fifo_threshold = 0; 3056 sdp->isp_initiator_id = 7; 3057 if (isp->isp_type >= ISP_HA_SCSI_1040) { 3058 sdp->isp_async_data_setup = 9; 3059 } else { 3060 sdp->isp_async_data_setup = 6; 3061 } 3062 sdp->isp_selection_timeout = 250; 3063 sdp->isp_max_queue_depth = 128; 3064 sdp->isp_tag_aging = 8; 3065 sdp->isp_bus_reset_delay = 3; 3066 sdp->isp_retry_count = 0; 3067 sdp->isp_retry_delay = 1; 3068 3069 for (i = 0; i < MAX_TARGETS; i++) { 3070 sdp->isp_devparam[i].exc_throttle = 16; 3071 sdp->isp_devparam[i].dev_enable = 1; 3072 } 3073 } 3074 3075 /* 3076 * Re-initialize the ISP and complete all orphaned commands 3077 * with a 'botched' notice. 3078 * 3079 * Locks held prior to coming here. 3080 */ 3081 3082 void 3083 isp_restart(isp) 3084 struct ispsoftc *isp; 3085 { 3086 ISP_SCSI_XFER_T *tlist[RQUEST_QUEUE_LEN], *xs; 3087 int i; 3088 3089 for (i = 0; i < RQUEST_QUEUE_LEN; i++) { 3090 tlist[i] = (ISP_SCSI_XFER_T *) isp->isp_xflist[i]; 3091 isp->isp_xflist[i] = NULL; 3092 } 3093 isp_reset(isp); 3094 if (isp->isp_state == ISP_RESETSTATE) { 3095 isp_init(isp); 3096 if (isp->isp_state == ISP_INITSTATE) { 3097 isp->isp_state = ISP_RUNSTATE; 3098 } 3099 } 3100 if (isp->isp_state != ISP_RUNSTATE) { 3101 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name); 3102 } 3103 3104 for (i = 0; i < RQUEST_QUEUE_LEN; i++) { 3105 xs = tlist[i]; 3106 if (XS_NULL(xs)) { 3107 continue; 3108 } 3109 if (isp->isp_nactive > 0) 3110 isp->isp_nactive--; 3111 XS_RESID(xs) = XS_XFRLEN(xs); 3112 XS_SETERR(xs, HBA_BUSRESET); 3113 XS_CMD_DONE(xs); 3114 } 3115 } 3116 3117 /* 3118 * Miscellaneous debug statements. 3119 */ 3120 static void 3121 isp_prtstst(sp) 3122 ispstatusreq_t *sp; 3123 { 3124 PRINTF("states->"); 3125 if (sp->req_state_flags & RQSF_GOT_BUS) 3126 PRINTF("GOT_BUS "); 3127 if (sp->req_state_flags & RQSF_GOT_TARGET) 3128 PRINTF("GOT_TGT "); 3129 if (sp->req_state_flags & RQSF_SENT_CDB) 3130 PRINTF("SENT_CDB "); 3131 if (sp->req_state_flags & RQSF_XFRD_DATA) 3132 PRINTF("XFRD_DATA "); 3133 if (sp->req_state_flags & RQSF_GOT_STATUS) 3134 PRINTF("GOT_STS "); 3135 if (sp->req_state_flags & RQSF_GOT_SENSE) 3136 PRINTF("GOT_SNS "); 3137 if (sp->req_state_flags & RQSF_XFER_COMPLETE) 3138 PRINTF("XFR_CMPLT "); 3139 PRINTF("\n"); 3140 PRINTF("status->"); 3141 if (sp->req_status_flags & RQSTF_DISCONNECT) 3142 PRINTF("Disconnect "); 3143 if (sp->req_status_flags & RQSTF_SYNCHRONOUS) 3144 PRINTF("Sync_xfr "); 3145 if (sp->req_status_flags & RQSTF_PARITY_ERROR) 3146 PRINTF("Parity "); 3147 if (sp->req_status_flags & RQSTF_BUS_RESET) 3148 PRINTF("Bus_Reset "); 3149 if (sp->req_status_flags & RQSTF_DEVICE_RESET) 3150 PRINTF("Device_Reset "); 3151 if (sp->req_status_flags & RQSTF_ABORTED) 3152 PRINTF("Aborted "); 3153 if (sp->req_status_flags & RQSTF_TIMEOUT) 3154 PRINTF("Timeout "); 3155 if (sp->req_status_flags & RQSTF_NEGOTIATION) 3156 PRINTF("Negotiation "); 3157 PRINTF("\n"); 3158 } 3159 3160 static char * 3161 isp2100_fw_statename(state) 3162 int state; 3163 { 3164 switch(state) { 3165 case FW_CONFIG_WAIT: return "Config Wait"; 3166 case FW_WAIT_AL_PA: return "Waiting for AL/PA"; 3167 case FW_WAIT_LOGIN: return "Wait Login"; 3168 case FW_READY: return "Ready"; 3169 case FW_LOSS_OF_SYNC: return "Loss Of Sync"; 3170 case FW_ERROR: return "Error"; 3171 case FW_REINIT: return "Re-Init"; 3172 case FW_NON_PART: return "Nonparticipating"; 3173 default: return "eh?"; 3174 } 3175 } 3176 3177 /* 3178 * NVRAM Routines 3179 */ 3180 3181 static int 3182 isp_read_nvram(isp) 3183 struct ispsoftc *isp; 3184 { 3185 int i, amt; 3186 u_int8_t csum, minversion; 3187 union { 3188 u_int8_t _x[ISP2100_NVRAM_SIZE]; 3189 u_int16_t _s[ISP2100_NVRAM_SIZE>>1]; 3190 } _n; 3191 #define nvram_data _n._x 3192 #define nvram_words _n._s 3193 3194 if (isp->isp_type & ISP_HA_FC) { 3195 amt = ISP2100_NVRAM_SIZE; 3196 minversion = 1; 3197 } else { 3198 amt = ISP_NVRAM_SIZE; 3199 minversion = 2; 3200 } 3201 3202 /* 3203 * Just read the first two words first to see if we have a valid 3204 * NVRAM to continue reading the rest with. 3205 */ 3206 for (i = 0; i < 2; i++) { 3207 isp_rdnvram_word(isp, i, &nvram_words[i]); 3208 } 3209 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' || 3210 nvram_data[2] != 'P') { 3211 if (isp->isp_bustype != ISP_BT_SBUS) { 3212 PRINTF("%s: invalid NVRAM header\n", isp->isp_name); 3213 } 3214 return (-1); 3215 } 3216 for (i = 2; i < amt>>1; i++) { 3217 isp_rdnvram_word(isp, i, &nvram_words[i]); 3218 } 3219 for (csum = 0, i = 0; i < amt; i++) { 3220 csum += nvram_data[i]; 3221 } 3222 if (csum != 0) { 3223 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name); 3224 return (-1); 3225 } 3226 if (ISP_NVRAM_VERSION(nvram_data) < minversion) { 3227 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name, 3228 ISP_NVRAM_VERSION(nvram_data)); 3229 return (-1); 3230 } 3231 3232 if (isp->isp_type & ISP_HA_SCSI) { 3233 sdparam *sdp = (sdparam *) isp->isp_param; 3234 3235 sdp->isp_fifo_threshold = 3236 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) | 3237 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2); 3238 3239 sdp->isp_initiator_id = 3240 ISP_NVRAM_INITIATOR_ID(nvram_data); 3241 3242 sdp->isp_bus_reset_delay = 3243 ISP_NVRAM_BUS_RESET_DELAY(nvram_data); 3244 3245 sdp->isp_retry_count = 3246 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data); 3247 3248 sdp->isp_retry_delay = 3249 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data); 3250 3251 sdp->isp_async_data_setup = 3252 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data); 3253 3254 if (isp->isp_type >= ISP_HA_SCSI_1040) { 3255 if (sdp->isp_async_data_setup < 9) { 3256 sdp->isp_async_data_setup = 9; 3257 } 3258 } else { 3259 if (sdp->isp_async_data_setup != 6) { 3260 sdp->isp_async_data_setup = 6; 3261 } 3262 } 3263 3264 sdp->isp_req_ack_active_neg = 3265 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data); 3266 3267 sdp->isp_data_line_active_neg = 3268 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data); 3269 3270 sdp->isp_data_dma_burst_enabl = 3271 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data); 3272 3273 sdp->isp_cmd_dma_burst_enable = 3274 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data); 3275 3276 sdp->isp_tag_aging = 3277 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data); 3278 3279 sdp->isp_selection_timeout = 3280 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data); 3281 3282 sdp->isp_max_queue_depth = 3283 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data); 3284 3285 sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data); 3286 3287 #if 0 3288 PRINTF("%s: fifo_threshold = 0x%x cbena%d dbena%d\n", 3289 isp->isp_name, sdp->isp_fifo_threshold, 3290 sdp->isp_cmd_dma_burst_enable, 3291 sdp->isp_data_dma_burst_enabl); 3292 #endif 3293 for (i = 0; i < 16; i++) { 3294 sdp->isp_devparam[i].dev_enable = 3295 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i); 3296 sdp->isp_devparam[i].exc_throttle = 3297 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i); 3298 sdp->isp_devparam[i].sync_offset = 3299 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i); 3300 sdp->isp_devparam[i].sync_period = 3301 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i); 3302 3303 if (isp->isp_type < ISP_HA_SCSI_1040) { 3304 /* 3305 * If we're not ultra, we can't possibly 3306 * be a shorter period than this. 3307 */ 3308 if (sdp->isp_devparam[i].sync_period < 0x19) { 3309 sdp->isp_devparam[i].sync_period = 3310 0x19; 3311 } 3312 if (sdp->isp_devparam[i].sync_offset > 0xc) { 3313 sdp->isp_devparam[i].sync_offset = 3314 0x0c; 3315 } 3316 } else { 3317 if (sdp->isp_devparam[i].sync_offset > 0x8) { 3318 sdp->isp_devparam[i].sync_offset = 0x8; 3319 } 3320 } 3321 3322 sdp->isp_devparam[i].dev_flags = 0; 3323 3324 if (ISP_NVRAM_TGT_RENEG(nvram_data, i)) 3325 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG; 3326 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) { 3327 PRINTF("%s: not supporting QFRZ option for " 3328 "target %d\n", isp->isp_name, i); 3329 } 3330 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ; 3331 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) { 3332 PRINTF("%s: not disabling ARQ option for " 3333 "target %d\n", isp->isp_name, i); 3334 } 3335 if (ISP_NVRAM_TGT_TQING(nvram_data, i)) 3336 sdp->isp_devparam[i].dev_flags |= DPARM_TQING; 3337 if (ISP_NVRAM_TGT_SYNC(nvram_data, i)) 3338 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC; 3339 if (ISP_NVRAM_TGT_WIDE(nvram_data, i)) 3340 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE; 3341 if (ISP_NVRAM_TGT_PARITY(nvram_data, i)) 3342 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY; 3343 if (ISP_NVRAM_TGT_DISC(nvram_data, i)) 3344 sdp->isp_devparam[i].dev_flags |= DPARM_DISC; 3345 } 3346 } else { 3347 fcparam *fcp = (fcparam *) isp->isp_param; 3348 union { 3349 struct { 3350 #if BYTE_ORDER == BIG_ENDIAN 3351 u_int32_t hi32; 3352 u_int32_t lo32; 3353 #else 3354 u_int32_t lo32; 3355 u_int32_t hi32; 3356 #endif 3357 } wds; 3358 u_int64_t full64; 3359 } wwnstore; 3360 3361 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data); 3362 PRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name, 3363 wwnstore.wds.hi32, wwnstore.wds.lo32); 3364 fcp->isp_wwn = wwnstore.full64; 3365 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data); 3366 if (wwnstore.full64 != 0) { 3367 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n", 3368 isp->isp_name, wwnstore.wds.hi32, 3369 wwnstore.wds.lo32); 3370 } 3371 fcp->isp_maxalloc = 3372 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data); 3373 fcp->isp_maxfrmlen = 3374 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data); 3375 fcp->isp_retry_delay = 3376 ISP2100_NVRAM_RETRY_DELAY(nvram_data); 3377 fcp->isp_retry_count = 3378 ISP2100_NVRAM_RETRY_COUNT(nvram_data); 3379 fcp->isp_loopid = 3380 ISP2100_NVRAM_HARDLOOPID(nvram_data); 3381 fcp->isp_execthrottle = 3382 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data); 3383 } 3384 return (0); 3385 } 3386 3387 static void 3388 isp_rdnvram_word(isp, wo, rp) 3389 struct ispsoftc *isp; 3390 int wo; 3391 u_int16_t *rp; 3392 { 3393 int i, cbits; 3394 u_int16_t bit, rqst; 3395 3396 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 3397 SYS_DELAY(2); 3398 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 3399 SYS_DELAY(2); 3400 3401 if (isp->isp_type & ISP_HA_FC) { 3402 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1); 3403 rqst = (ISP_NVRAM_READ << 8) | wo; 3404 cbits = 10; 3405 } else { 3406 wo &= ((ISP_NVRAM_SIZE >> 1) - 1); 3407 rqst = (ISP_NVRAM_READ << 6) | wo; 3408 cbits = 8; 3409 } 3410 3411 /* 3412 * Clock the word select request out... 3413 */ 3414 for (i = cbits; i >= 0; i--) { 3415 if ((rqst >> i) & 1) { 3416 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT; 3417 } else { 3418 bit = BIU_NVRAM_SELECT; 3419 } 3420 ISP_WRITE(isp, BIU_NVRAM, bit); 3421 SYS_DELAY(2); 3422 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK); 3423 SYS_DELAY(2); 3424 ISP_WRITE(isp, BIU_NVRAM, bit); 3425 SYS_DELAY(2); 3426 } 3427 /* 3428 * Now read the result back in (bits come back in MSB format). 3429 */ 3430 *rp = 0; 3431 for (i = 0; i < 16; i++) { 3432 u_int16_t rv; 3433 *rp <<= 1; 3434 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK); 3435 SYS_DELAY(2); 3436 rv = ISP_READ(isp, BIU_NVRAM); 3437 if (rv & BIU_NVRAM_DATAIN) { 3438 *rp |= 1; 3439 } 3440 SYS_DELAY(2); 3441 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT); 3442 SYS_DELAY(2); 3443 } 3444 ISP_WRITE(isp, BIU_NVRAM, 0); 3445 SYS_DELAY(2); 3446 #if BYTE_ORDER == BIG_ENDIAN 3447 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8)); 3448 #endif 3449 } 3450