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