FreeBSD/Linux Kernel Cross Reference
sys/dev/isp/isp.c
1 /* $FreeBSD: src/sys/dev/isp/isp.c,v 1.21.2.9 2000/03/04 06:04:51 mjacob Exp $ */
2 /*
3 * Machine and OS Independent (well, as best as possible)
4 * code for the Qlogic ISP SCSI adapters.
5 *
6 * Copyright (c) 1997, 1998, 1999 by Matthew Jacob
7 * NASA/Ames Research Center
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice immediately at the beginning of the file, without modification,
15 * this list of conditions, and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
26 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35 /*
36 * Inspiration and ideas about this driver are from Erik Moe's Linux driver
37 * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some
38 * ideas dredged from the Solaris driver.
39 */
40
41 /*
42 * Include header file appropriate for platform we're building on.
43 */
44
45 #ifdef __NetBSD__
46 #include <dev/ic/isp_netbsd.h>
47 #endif
48 #ifdef __FreeBSD__
49 #include <dev/isp/isp_freebsd.h>
50 #endif
51 #ifdef __OpenBSD__
52 #include <dev/ic/isp_openbsd.h>
53 #endif
54 #ifdef __linux__
55 #include "isp_linux.h"
56 #endif
57
58 /*
59 * General defines
60 */
61
62 #define MBOX_DELAY_COUNT 1000000 / 100
63
64 /*
65 * Local static data
66 */
67
68 /*
69 * Local function prototypes.
70 */
71 static int isp_parse_async __P((struct ispsoftc *, int));
72 static int isp_handle_other_response
73 __P((struct ispsoftc *, ispstatusreq_t *, u_int16_t *));
74 static void isp_parse_status
75 __P((struct ispsoftc *, ispstatusreq_t *, ISP_SCSI_XFER_T *));
76 static void isp_fastpost_complete __P((struct ispsoftc *, u_int32_t));
77 static void isp_scsi_init __P((struct ispsoftc *));
78 static void isp_scsi_channel_init __P((struct ispsoftc *, int));
79 static void isp_fibre_init __P((struct ispsoftc *));
80 static void isp_mark_getpdb_all __P((struct ispsoftc *));
81 static int isp_getpdb __P((struct ispsoftc *, int, isp_pdb_t *));
82 static u_int64_t isp_get_portname __P((struct ispsoftc *, int, int));
83 static int isp_fclink_test __P((struct ispsoftc *, int));
84 static int isp_same_lportdb __P((struct lportdb *, struct lportdb *));
85 static int isp_pdb_sync __P((struct ispsoftc *, int));
86 #ifdef ISP2100_FABRIC
87 static int isp_scan_fabric __P((struct ispsoftc *));
88 #endif
89 static void isp_fw_state __P((struct ispsoftc *));
90 static void isp_dumpregs __P((struct ispsoftc *, const char *));
91 static void isp_mboxcmd __P((struct ispsoftc *, mbreg_t *));
92
93 static void isp_update __P((struct ispsoftc *));
94 static void isp_update_bus __P((struct ispsoftc *, int));
95 static void isp_setdfltparm __P((struct ispsoftc *, int));
96 static int isp_read_nvram __P((struct ispsoftc *));
97 static void isp_rdnvram_word __P((struct ispsoftc *, int, u_int16_t *));
98 static void isp_parse_nvram_1020 __P((struct ispsoftc *, u_int8_t *));
99 static void isp_parse_nvram_1080 __P((struct ispsoftc *, int, u_int8_t *));
100 static void isp_parse_nvram_12160 __P((struct ispsoftc *, int, u_int8_t *));
101 static void isp_parse_nvram_2100 __P((struct ispsoftc *, u_int8_t *));
102
103
104 /*
105 * Reset Hardware.
106 *
107 * Hit the chip over the head, download new f/w if available and set it running.
108 *
109 * Locking done elsewhere.
110 */
111 void
112 isp_reset(isp)
113 struct ispsoftc *isp;
114 {
115 mbreg_t mbs;
116 int loops, i, dodnld = 1;
117 char *revname;
118
119 isp->isp_state = ISP_NILSTATE;
120
121 /*
122 * Basic types (SCSI, FibreChannel and PCI or SBus)
123 * have been set in the MD code. We figure out more
124 * here.
125 */
126 isp->isp_dblev = DFLT_DBLEVEL;
127
128 /*
129 * After we've fired this chip up, zero out the conf1 register
130 * for SCSI adapters and other settings for the 2100.
131 */
132
133 /*
134 * Get the current running firmware revision out of the
135 * chip before we hit it over the head (if this is our
136 * first time through). Note that we store this as the
137 * 'ROM' firmware revision- which it may not be. In any
138 * case, we don't really use this yet, but we may in
139 * the future.
140 */
141 if (isp->isp_touched == 0) {
142 /*
143 * Just in case it was paused...
144 */
145 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
146 mbs.param[0] = MBOX_ABOUT_FIRMWARE;
147 isp_mboxcmd(isp, &mbs);
148 /*
149 * If this fails, it probably means we're running
150 * an old prom, if anything at all...
151 */
152 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
153 isp->isp_romfw_rev[0] = mbs.param[1];
154 isp->isp_romfw_rev[1] = mbs.param[2];
155 isp->isp_romfw_rev[2] = mbs.param[3];
156 }
157 isp->isp_touched = 1;
158 }
159
160 DISABLE_INTS(isp);
161
162 /*
163 * Put the board into PAUSE mode (so we can read the SXP registers).
164 */
165 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
166
167 if (IS_FC(isp)) {
168 revname = "2X00";
169 switch (isp->isp_type) {
170 case ISP_HA_FC_2100:
171 revname[1] = '1';
172 break;
173 case ISP_HA_FC_2200:
174 revname[1] = '2';
175 break;
176 default:
177 break;
178 }
179 } else if (IS_1240(isp)) {
180 sdparam *sdp = isp->isp_param;
181 revname = "1240";
182 isp->isp_clock = 60;
183 sdp->isp_ultramode = 1;
184 sdp++;
185 sdp->isp_ultramode = 1;
186 /*
187 * XXX: Should probably do some bus sensing.
188 */
189 } else if (IS_ULTRA2(isp)) {
190 static char *m = "%s: bus %d is in %s Mode\n";
191 u_int16_t l;
192 sdparam *sdp = isp->isp_param;
193
194 isp->isp_clock = 100;
195
196 if (IS_1280(isp))
197 revname = "1280";
198 else if (IS_1080(isp))
199 revname = "1080";
200 else if (IS_12160(isp))
201 revname = "12160";
202 else
203 revname = "<UNKLVD>";
204
205 l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK;
206 switch (l) {
207 case ISP1080_LVD_MODE:
208 sdp->isp_lvdmode = 1;
209 CFGPRINTF(m, isp->isp_name, 0, "LVD");
210 break;
211 case ISP1080_HVD_MODE:
212 sdp->isp_diffmode = 1;
213 CFGPRINTF(m, isp->isp_name, 0, "Differential");
214 break;
215 case ISP1080_SE_MODE:
216 sdp->isp_ultramode = 1;
217 CFGPRINTF(m, isp->isp_name, 0, "Single-Ended");
218 break;
219 default:
220 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n",
221 isp->isp_name, 0, l);
222 break;
223 }
224
225 if (IS_DUALBUS(isp)) {
226 sdp++;
227 l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT);
228 l &= ISP1080_MODE_MASK;
229 switch(l) {
230 case ISP1080_LVD_MODE:
231 sdp->isp_lvdmode = 1;
232 CFGPRINTF(m, isp->isp_name, 1, "LVD");
233 break;
234 case ISP1080_HVD_MODE:
235 sdp->isp_diffmode = 1;
236 CFGPRINTF(m, isp->isp_name, 1, "Differential");
237 break;
238 case ISP1080_SE_MODE:
239 sdp->isp_ultramode = 1;
240 CFGPRINTF(m, isp->isp_name, 1, "Single-Ended");
241 break;
242 default:
243 CFGPRINTF("%s: unknown mode on bus %d (0x%x)\n",
244 isp->isp_name, 1, l);
245 break;
246 }
247 }
248 } else {
249 sdparam *sdp = isp->isp_param;
250 i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
251 switch (i) {
252 default:
253 PRINTF("%s: unknown chip rev. 0x%x- assuming a 1020\n",
254 isp->isp_name, i);
255 /* FALLTHROUGH */
256 case 1:
257 revname = "1020";
258 isp->isp_type = ISP_HA_SCSI_1020;
259 isp->isp_clock = 40;
260 break;
261 case 2:
262 /*
263 * Some 1020A chips are Ultra Capable, but don't
264 * run the clock rate up for that unless told to
265 * do so by the Ultra Capable bits being set.
266 */
267 revname = "1020A";
268 isp->isp_type = ISP_HA_SCSI_1020A;
269 isp->isp_clock = 40;
270 break;
271 case 3:
272 revname = "1040";
273 isp->isp_type = ISP_HA_SCSI_1040;
274 isp->isp_clock = 60;
275 break;
276 case 4:
277 revname = "1040A";
278 isp->isp_type = ISP_HA_SCSI_1040A;
279 isp->isp_clock = 60;
280 break;
281 case 5:
282 revname = "1040B";
283 isp->isp_type = ISP_HA_SCSI_1040B;
284 isp->isp_clock = 60;
285 break;
286 case 6:
287 revname = "1040C";
288 isp->isp_type = ISP_HA_SCSI_1040C;
289 isp->isp_clock = 60;
290 break;
291 }
292 /*
293 * Now, while we're at it, gather info about ultra
294 * and/or differential mode.
295 */
296 if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) {
297 CFGPRINTF("%s: Differential Mode\n", isp->isp_name);
298 sdp->isp_diffmode = 1;
299 } else {
300 sdp->isp_diffmode = 0;
301 }
302 i = ISP_READ(isp, RISC_PSR);
303 if (isp->isp_bustype == ISP_BT_SBUS) {
304 i &= RISC_PSR_SBUS_ULTRA;
305 } else {
306 i &= RISC_PSR_PCI_ULTRA;
307 }
308 if (i != 0) {
309 CFGPRINTF("%s: Ultra Mode Capable\n", isp->isp_name);
310 sdp->isp_ultramode = 1;
311 /*
312 * If we're in Ultra Mode, we have to be 60Mhz clock-
313 * even for the SBus version.
314 */
315 isp->isp_clock = 60;
316 } else {
317 sdp->isp_ultramode = 0;
318 /*
319 * Clock is known. Gronk.
320 */
321 }
322
323 /*
324 * Machine dependent clock (if set) overrides
325 * our generic determinations.
326 */
327 if (isp->isp_mdvec->dv_clock) {
328 if (isp->isp_mdvec->dv_clock < isp->isp_clock) {
329 isp->isp_clock = isp->isp_mdvec->dv_clock;
330 }
331 }
332
333 }
334
335 /*
336 * Do MD specific pre initialization
337 */
338 ISP_RESET0(isp);
339
340 again:
341
342 /*
343 * Hit the chip over the head with hammer,
344 * and give the ISP a chance to recover.
345 */
346
347 if (IS_SCSI(isp)) {
348 ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
349 /*
350 * A slight delay...
351 */
352 SYS_DELAY(100);
353
354 #if 0
355 PRINTF("%s: mbox0-5: 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
356 isp->isp_name, ISP_READ(isp, OUTMAILBOX0),
357 ISP_READ(isp, OUTMAILBOX1), ISP_READ(isp, OUTMAILBOX2),
358 ISP_READ(isp, OUTMAILBOX3), ISP_READ(isp, OUTMAILBOX4),
359 ISP_READ(isp, OUTMAILBOX5));
360 #endif
361
362 /*
363 * Clear data && control DMA engines.
364 */
365 ISP_WRITE(isp, CDMA_CONTROL,
366 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
367 ISP_WRITE(isp, DDMA_CONTROL,
368 DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
369
370
371 } else {
372 ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
373 /*
374 * A slight delay...
375 */
376 SYS_DELAY(100);
377
378 /*
379 * Clear data && control DMA engines.
380 */
381 ISP_WRITE(isp, CDMA2100_CONTROL,
382 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
383 ISP_WRITE(isp, TDMA2100_CONTROL,
384 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
385 ISP_WRITE(isp, RDMA2100_CONTROL,
386 DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
387 }
388
389 /*
390 * Wait for ISP to be ready to go...
391 */
392 loops = MBOX_DELAY_COUNT;
393 for (;;) {
394 if (IS_SCSI(isp)) {
395 if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET))
396 break;
397 } else {
398 if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
399 break;
400 }
401 SYS_DELAY(100);
402 if (--loops < 0) {
403 isp_dumpregs(isp, "chip reset timed out");
404 return;
405 }
406 }
407
408 /*
409 * After we've fired this chip up, zero out the conf1 register
410 * for SCSI adapters and other settings for the 2100.
411 */
412
413 if (IS_SCSI(isp)) {
414 ISP_WRITE(isp, BIU_CONF1, 0);
415 } else {
416 ISP_WRITE(isp, BIU2100_CSR, 0);
417 }
418
419 /*
420 * Reset RISC Processor
421 */
422 ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
423 SYS_DELAY(100);
424
425 /*
426 * Establish some initial burst rate stuff.
427 * (only for the 1XX0 boards). This really should
428 * be done later after fetching from NVRAM.
429 */
430 if (IS_SCSI(isp)) {
431 u_int16_t tmp = isp->isp_mdvec->dv_conf1;
432 /*
433 * Busted FIFO. Turn off all but burst enables.
434 */
435 if (isp->isp_type == ISP_HA_SCSI_1040A) {
436 tmp &= BIU_BURST_ENABLE;
437 }
438 ISP_SETBITS(isp, BIU_CONF1, tmp);
439 if (tmp & BIU_BURST_ENABLE) {
440 ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
441 ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
442 }
443 #ifdef PTI_CARDS
444 if (((sdparam *) isp->isp_param)->isp_ultramode) {
445 while (ISP_READ(isp, RISC_MTR) != 0x1313) {
446 ISP_WRITE(isp, RISC_MTR, 0x1313);
447 ISP_WRITE(isp, HCCR, HCCR_CMD_STEP);
448 }
449 } else {
450 ISP_WRITE(isp, RISC_MTR, 0x1212);
451 }
452 /*
453 * PTI specific register
454 */
455 ISP_WRITE(isp, RISC_EMB, DUAL_BANK)
456 #else
457 ISP_WRITE(isp, RISC_MTR, 0x1212);
458 #endif
459 } else {
460 ISP_WRITE(isp, RISC_MTR2100, 0x1212);
461 }
462
463 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE); /* release paused processor */
464
465 /*
466 * Do MD specific post initialization
467 */
468 ISP_RESET1(isp);
469
470 /*
471 * Wait for everything to finish firing up...
472 */
473 loops = MBOX_DELAY_COUNT;
474 while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
475 SYS_DELAY(100);
476 if (--loops < 0) {
477 PRINTF("%s: MBOX_BUSY never cleared on reset\n",
478 isp->isp_name);
479 return;
480 }
481 }
482
483 /*
484 * Up until this point we've done everything by just reading or
485 * setting registers. From this point on we rely on at least *some*
486 * kind of firmware running in the card.
487 */
488
489 /*
490 * Do some sanity checking.
491 */
492 mbs.param[0] = MBOX_NO_OP;
493 isp_mboxcmd(isp, &mbs);
494 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
495 isp_dumpregs(isp, "NOP test failed");
496 return;
497 }
498
499 if (IS_SCSI(isp)) {
500 mbs.param[0] = MBOX_MAILBOX_REG_TEST;
501 mbs.param[1] = 0xdead;
502 mbs.param[2] = 0xbeef;
503 mbs.param[3] = 0xffff;
504 mbs.param[4] = 0x1111;
505 mbs.param[5] = 0xa5a5;
506 isp_mboxcmd(isp, &mbs);
507 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
508 isp_dumpregs(isp,
509 "Mailbox Register test didn't complete");
510 return;
511 }
512 if (mbs.param[1] != 0xdead || mbs.param[2] != 0xbeef ||
513 mbs.param[3] != 0xffff || mbs.param[4] != 0x1111 ||
514 mbs.param[5] != 0xa5a5) {
515 isp_dumpregs(isp, "Register Test Failed");
516 return;
517 }
518
519 }
520
521 /*
522 * Download new Firmware, unless requested not to do so.
523 * This is made slightly trickier in some cases where the
524 * firmware of the ROM revision is newer than the revision
525 * compiled into the driver. So, where we used to compare
526 * versions of our f/w and the ROM f/w, now we just see
527 * whether we have f/w at all and whether a config flag
528 * has disabled our download.
529 */
530 if ((isp->isp_mdvec->dv_ispfw == NULL) ||
531 (isp->isp_confopts & ISP_CFG_NORELOAD)) {
532 dodnld = 0;
533 }
534
535 if (dodnld) {
536 u_int16_t fwlen = isp->isp_mdvec->dv_fwlen;
537 if (fwlen == 0)
538 fwlen = isp->isp_mdvec->dv_ispfw[3]; /* usually here */
539 for (i = 0; i < fwlen; i++) {
540 mbs.param[0] = MBOX_WRITE_RAM_WORD;
541 mbs.param[1] = isp->isp_mdvec->dv_codeorg + i;
542 mbs.param[2] = isp->isp_mdvec->dv_ispfw[i];
543 isp_mboxcmd(isp, &mbs);
544 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
545 PRINTF("%s: F/W download failed at word %d\n",
546 isp->isp_name, i);
547 dodnld = 0;
548 goto again;
549 }
550 }
551
552 /*
553 * Verify that it downloaded correctly.
554 */
555 mbs.param[0] = MBOX_VERIFY_CHECKSUM;
556 mbs.param[1] = isp->isp_mdvec->dv_codeorg;
557 isp_mboxcmd(isp, &mbs);
558 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
559 isp_dumpregs(isp, "ram checksum failure");
560 return;
561 }
562 } else {
563 IDPRINTF(3, ("%s: skipping f/w download\n", isp->isp_name));
564 }
565
566 /*
567 * Now start it rolling.
568 *
569 * If we didn't actually download f/w,
570 * we still need to (re)start it.
571 */
572
573 mbs.param[0] = MBOX_EXEC_FIRMWARE;
574 if (isp->isp_mdvec->dv_codeorg)
575 mbs.param[1] = isp->isp_mdvec->dv_codeorg;
576 else
577 mbs.param[1] = 0x1000;
578 isp_mboxcmd(isp, &mbs);
579
580 if (IS_SCSI(isp)) {
581 /*
582 * Set CLOCK RATE, but only if asked to.
583 */
584 if (isp->isp_clock) {
585 mbs.param[0] = MBOX_SET_CLOCK_RATE;
586 mbs.param[1] = isp->isp_clock;
587 isp_mboxcmd(isp, &mbs);
588 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
589 PRINTF("failed to set clockrate (0x%x)\n",
590 mbs.param[0]);
591 /* but continue */
592 }
593 }
594 }
595 mbs.param[0] = MBOX_ABOUT_FIRMWARE;
596 isp_mboxcmd(isp, &mbs);
597 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
598 PRINTF("could not get f/w started (0x%x)\n", mbs.param[0]);
599 return;
600 }
601 CFGPRINTF("%s: Board Revision %s, %s F/W Revision %d.%d.%d\n",
602 isp->isp_name, revname, dodnld? "loaded" : "resident",
603 mbs.param[1], mbs.param[2], mbs.param[3]);
604 if (IS_FC(isp)) {
605 if (ISP_READ(isp, BIU2100_CSR) & BIU2100_PCI64) {
606 CFGPRINTF("%s: in 64-Bit PCI slot\n", isp->isp_name);
607 }
608 }
609
610 isp->isp_fwrev[0] = mbs.param[1];
611 isp->isp_fwrev[1] = mbs.param[2];
612 isp->isp_fwrev[2] = mbs.param[3];
613 if (isp->isp_romfw_rev[0] || isp->isp_romfw_rev[1] ||
614 isp->isp_romfw_rev[2]) {
615 CFGPRINTF("%s: Last F/W revision was %d.%d.%d\n", isp->isp_name,
616 isp->isp_romfw_rev[0], isp->isp_romfw_rev[1],
617 isp->isp_romfw_rev[2]);
618 }
619
620 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS;
621 isp_mboxcmd(isp, &mbs);
622 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
623 PRINTF("%s: could not GET FIRMWARE STATUS\n", isp->isp_name);
624 return;
625 }
626 isp->isp_maxcmds = mbs.param[2];
627 CFGPRINTF("%s: %d max I/O commands supported\n",
628 isp->isp_name, mbs.param[2]);
629 isp_fw_state(isp);
630
631 /*
632 * Set up DMA for the request and result mailboxes.
633 */
634 if (ISP_MBOXDMASETUP(isp) != 0) {
635 PRINTF("%s: can't setup dma mailboxes\n", isp->isp_name);
636 return;
637 }
638 isp->isp_state = ISP_RESETSTATE;
639 }
640
641 /*
642 * Initialize Parameters of Hardware to a known state.
643 *
644 * Locks are held before coming here.
645 */
646
647 void
648 isp_init(isp)
649 struct ispsoftc *isp;
650 {
651 /*
652 * Must do this first to get defaults established.
653 */
654 isp_setdfltparm(isp, 0);
655 if (IS_DUALBUS(isp)) {
656 isp_setdfltparm(isp, 1);
657 }
658
659 if (IS_FC(isp)) {
660 isp_fibre_init(isp);
661 } else {
662 isp_scsi_init(isp);
663 }
664 }
665
666 static void
667 isp_scsi_init(isp)
668 struct ispsoftc *isp;
669 {
670 sdparam *sdp_chan0, *sdp_chan1;
671 mbreg_t mbs;
672
673 sdp_chan0 = isp->isp_param;
674 sdp_chan1 = sdp_chan0;
675 if (IS_DUALBUS(isp)) {
676 sdp_chan1++;
677 }
678
679 /* First do overall per-card settings. */
680
681 /*
682 * If we have fast memory timing enabled, turn it on.
683 */
684 if (isp->isp_fast_mttr) {
685 ISP_WRITE(isp, RISC_MTR, 0x1313);
686 }
687
688 /*
689 * Set Retry Delay and Count.
690 * You set both channels at the same time.
691 */
692 mbs.param[0] = MBOX_SET_RETRY_COUNT;
693 mbs.param[1] = sdp_chan0->isp_retry_count;
694 mbs.param[2] = sdp_chan0->isp_retry_delay;
695 mbs.param[6] = sdp_chan1->isp_retry_count;
696 mbs.param[7] = sdp_chan1->isp_retry_delay;
697
698 isp_mboxcmd(isp, &mbs);
699 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
700 PRINTF("%s: failed to set retry count and retry delay\n",
701 isp->isp_name);
702 return;
703 }
704
705 /*
706 * Set ASYNC DATA SETUP time. This is very important.
707 */
708 mbs.param[0] = MBOX_SET_ASYNC_DATA_SETUP_TIME;
709 mbs.param[1] = sdp_chan0->isp_async_data_setup;
710 mbs.param[2] = sdp_chan1->isp_async_data_setup;
711 isp_mboxcmd(isp, &mbs);
712 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
713 PRINTF("%s: failed to set asynchronous data setup time\n",
714 isp->isp_name);
715 return;
716 }
717
718 /*
719 * Set ACTIVE Negation State.
720 */
721 mbs.param[0] = MBOX_SET_ACT_NEG_STATE;
722 mbs.param[1] =
723 (sdp_chan0->isp_req_ack_active_neg << 4) |
724 (sdp_chan0->isp_data_line_active_neg << 5);
725 mbs.param[2] =
726 (sdp_chan1->isp_req_ack_active_neg << 4) |
727 (sdp_chan1->isp_data_line_active_neg << 5);
728
729 isp_mboxcmd(isp, &mbs);
730 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
731 PRINTF("%s: failed to set active negation state "
732 "(%d,%d),(%d,%d)\n", isp->isp_name,
733 sdp_chan0->isp_req_ack_active_neg,
734 sdp_chan0->isp_data_line_active_neg,
735 sdp_chan1->isp_req_ack_active_neg,
736 sdp_chan1->isp_data_line_active_neg);
737 /*
738 * But don't return.
739 */
740 }
741
742 /*
743 * Set the Tag Aging limit
744 */
745 mbs.param[0] = MBOX_SET_TAG_AGE_LIMIT;
746 mbs.param[1] = sdp_chan0->isp_tag_aging;
747 mbs.param[2] = sdp_chan1->isp_tag_aging;
748 isp_mboxcmd(isp, &mbs);
749 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
750 PRINTF("%s: failed to set tag age limit (%d,%d)\n",
751 isp->isp_name, sdp_chan0->isp_tag_aging,
752 sdp_chan1->isp_tag_aging);
753 return;
754 }
755
756 /*
757 * Set selection timeout.
758 */
759 mbs.param[0] = MBOX_SET_SELECT_TIMEOUT;
760 mbs.param[1] = sdp_chan0->isp_selection_timeout;
761 mbs.param[2] = sdp_chan1->isp_selection_timeout;
762 isp_mboxcmd(isp, &mbs);
763 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
764 PRINTF("%s: failed to set selection timeout\n", isp->isp_name);
765 return;
766 }
767
768 /* now do per-channel settings */
769 isp_scsi_channel_init(isp, 0);
770 if (IS_DUALBUS(isp))
771 isp_scsi_channel_init(isp, 1);
772
773 /*
774 * Now enable request/response queues
775 */
776
777 mbs.param[0] = MBOX_INIT_RES_QUEUE;
778 mbs.param[1] = RESULT_QUEUE_LEN;
779 mbs.param[2] = DMA_MSW(isp->isp_result_dma);
780 mbs.param[3] = DMA_LSW(isp->isp_result_dma);
781 mbs.param[4] = 0;
782 mbs.param[5] = 0;
783 isp_mboxcmd(isp, &mbs);
784 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
785 PRINTF("%s: set of response queue failed\n", isp->isp_name);
786 return;
787 }
788 isp->isp_residx = 0;
789
790 mbs.param[0] = MBOX_INIT_REQ_QUEUE;
791 mbs.param[1] = RQUEST_QUEUE_LEN;
792 mbs.param[2] = DMA_MSW(isp->isp_rquest_dma);
793 mbs.param[3] = DMA_LSW(isp->isp_rquest_dma);
794 mbs.param[4] = 0;
795 mbs.param[5] = 0;
796 isp_mboxcmd(isp, &mbs);
797 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
798 PRINTF("%s: set of request queue failed\n", isp->isp_name);
799 return;
800 }
801 isp->isp_reqidx = isp->isp_reqodx = 0;
802
803 /*
804 * Turn on Fast Posting, LVD transitions
805 *
806 * Ultra2 F/W always has had fast posting (and LVD transitions)
807 *
808 * Ultra and older (i.e., SBus) cards may not. It's just safer
809 * to assume not for them.
810 */
811
812 mbs.param[0] = MBOX_SET_FW_FEATURES;
813 mbs.param[1] = 0;
814 if (IS_ULTRA2(isp))
815 mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
816 if (IS_ULTRA2(isp) || IS_1240(isp))
817 mbs.param[1] |= FW_FEATURE_FAST_POST;
818 if (mbs.param[1] != 0) {
819 u_int16_t sfeat = mbs.param[1];
820 isp_mboxcmd(isp, &mbs);
821 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
822 PRINTF("%s: cannot enable FW features (0x%x)\n",
823 isp->isp_name, sfeat);
824 } else {
825 CFGPRINTF("%s: enabled FW features (0x%x)\n",
826 isp->isp_name, sfeat);
827 }
828 }
829
830 /*
831 * Let the outer layers decide whether to issue a SCSI bus reset.
832 */
833 isp->isp_state = ISP_INITSTATE;
834 }
835
836 static void
837 isp_scsi_channel_init(isp, channel)
838 struct ispsoftc *isp;
839 int channel;
840 {
841 sdparam *sdp;
842 mbreg_t mbs;
843 int tgt;
844
845 sdp = isp->isp_param;
846 sdp += channel;
847
848 /*
849 * Set (possibly new) Initiator ID.
850 */
851 mbs.param[0] = MBOX_SET_INIT_SCSI_ID;
852 mbs.param[1] = (channel << 7) | sdp->isp_initiator_id;
853 isp_mboxcmd(isp, &mbs);
854 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
855 PRINTF("%s: cannot set initiator id on bus %d to %d\n",
856 isp->isp_name, channel, sdp->isp_initiator_id);
857 return;
858 }
859
860 /*
861 * Set current per-target parameters to a safe minimum.
862 */
863 for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
864 int maxlun, lun;
865 u_int16_t sdf;
866
867 if (sdp->isp_devparam[tgt].dev_enable == 0) {
868 IDPRINTF(1, ("%s: skipping target %d bus %d settings\n",
869 isp->isp_name, tgt, channel));
870 continue;
871 }
872
873 /*
874 * If we're in LVD mode, then we pretty much should
875 * only disable tagged queuing.
876 */
877 if (IS_ULTRA2(isp) && sdp->isp_lvdmode) {
878 sdf = DPARM_DEFAULT & ~DPARM_TQING;
879 } else {
880 int rvf = ISP_FW_REVX(isp->isp_fwrev);
881 sdf = DPARM_SAFE_DFLT;
882
883 /*
884 * It is not quite clear when this changed over so that
885 * we could force narrow and async, so assume >= 7.55
886 * for i/t F/W and = 4.55 for initiator f/w.
887 */
888 if ((ISP_FW_REV(4, 55, 0) <= rvf &&
889 (ISP_FW_REV(5, 0, 0) > rvf)) ||
890 (ISP_FW_REV(7, 55, 0) <= rvf)) {
891 sdf |= DPARM_NARROW | DPARM_ASYNC;
892 }
893 }
894 mbs.param[0] = MBOX_SET_TARGET_PARAMS;
895 mbs.param[1] = (tgt << 8) | (channel << 15);
896 mbs.param[2] = sdf;
897 mbs.param[3] =
898 (sdp->isp_devparam[tgt].sync_offset << 8) |
899 (sdp->isp_devparam[tgt].sync_period);
900 isp_mboxcmd(isp, &mbs);
901 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
902 sdf = DPARM_SAFE_DFLT;
903 mbs.param[0] = MBOX_SET_TARGET_PARAMS;
904 mbs.param[1] = (tgt << 8) | (channel << 15);
905 mbs.param[2] = sdf;
906 mbs.param[3] =
907 (sdp->isp_devparam[tgt].sync_offset << 8) |
908 (sdp->isp_devparam[tgt].sync_period);
909 isp_mboxcmd(isp, &mbs);
910 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
911 PRINTF("%s: failed even to set defaults for "
912 "target %d\n", isp->isp_name, tgt);
913 continue;
914 }
915 }
916
917 #if 0
918 /*
919 * We don't update dev_flags with what we've set
920 * because that's not the ultimate goal setting.
921 * If we succeed with the command, we *do* update
922 * cur_dflags by getting target parameters.
923 */
924 mbs.param[0] = MBOX_GET_TARGET_PARAMS;
925 mbs.param[1] = (tgt << 8) | (channel << 15);
926 isp_mboxcmd(isp, &mbs);
927 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
928 /*
929 * Urrr.... We'll set cur_dflags to DPARM_SAFE_DFLT so
930 * we don't try and do tags if tags aren't enabled.
931 */
932 sdp->isp_devparam[tgt].cur_dflags = DPARM_SAFE_DFLT;
933 } else {
934 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2];
935 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8;
936 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff;
937 }
938 IDPRINTF(3, ("%s: set flags 0x%x got 0x%x back for target %d\n",
939 isp->isp_name, sdf, mbs.param[2], tgt));
940
941 #else
942 /*
943 * We don't update any information because we need to run
944 * at least one command per target to cause a new state
945 * to be latched.
946 */
947 #endif
948 /*
949 * Ensure that we don't believe tagged queuing is enabled yet.
950 * It turns out that sometimes the ISP just ignores our
951 * attempts to set parameters for devices that it hasn't
952 * seen yet.
953 */
954 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING;
955 if ((ISP_FW_REV(4, 55, 0) <= ISP_FW_REVX(isp->isp_fwrev) &&
956 (ISP_FW_REV(5, 0, 0) > ISP_FW_REVX(isp->isp_fwrev))) ||
957 (ISP_FW_REVX(isp->isp_fwrev) >= ISP_FW_REV(7, 55, 0)))
958 maxlun = 32;
959 else
960 maxlun = 8;
961 for (lun = 0; lun < maxlun; lun++) {
962 mbs.param[0] = MBOX_SET_DEV_QUEUE_PARAMS;
963 mbs.param[1] = (channel << 15) | (tgt << 8) | lun;
964 mbs.param[2] = sdp->isp_max_queue_depth;
965 mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle;
966 isp_mboxcmd(isp, &mbs);
967 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
968 PRINTF("%s: failed to set device queue "
969 "parameters for target %d, lun %d\n",
970 isp->isp_name, tgt, lun);
971 break;
972 }
973 }
974 }
975 }
976
977 /*
978 * Fibre Channel specific initialization.
979 *
980 * Locks are held before coming here.
981 */
982 static void
983 isp_fibre_init(isp)
984 struct ispsoftc *isp;
985 {
986 fcparam *fcp;
987 isp_icb_t *icbp;
988 mbreg_t mbs;
989 int loopid;
990
991 fcp = isp->isp_param;
992
993 /*
994 * For systems that don't have BIOS methods for which
995 * we can easily change the NVRAM based loopid, we'll
996 * override that here. Note that when we initialize
997 * the firmware we may get back a different loopid than
998 * we asked for anyway. XXX This is probably not the
999 * best way to figure this out XXX
1000 */
1001 #ifndef __i386__
1002 loopid = DEFAULT_LOOPID(isp);
1003 #else
1004 loopid = fcp->isp_loopid;
1005 #endif
1006
1007 icbp = (isp_icb_t *) fcp->isp_scratch;
1008 MEMZERO(icbp, sizeof (*icbp));
1009
1010 icbp->icb_version = ICB_VERSION1;
1011 #ifdef ISP_TARGET_MODE
1012 fcp->isp_fwoptions = ICBOPT_TGT_ENABLE;
1013 #else
1014 fcp->isp_fwoptions = 0;
1015 #endif
1016 fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
1017 /*
1018 * If this is a 2100 < revision 5, we have to turn off FAIRNESS.
1019 */
1020 if ((isp->isp_type == ISP_HA_FC_2100) && isp->isp_revision < 5) {
1021 fcp->isp_fwoptions &= ~ICBOPT_FAIRNESS;
1022 }
1023 fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
1024 fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
1025 /*
1026 * We have to use FULL LOGIN even though it resets the loop too much
1027 * because otherwise port database entries don't get updated after
1028 * a LIP- this is a known f/w bug.
1029 */
1030 if (ISP_FW_REVX(isp->isp_fwrev) < ISP_FW_REV(1, 17, 0)) {
1031 fcp->isp_fwoptions |= ICBOPT_FULL_LOGIN;
1032 }
1033 #ifndef ISP_NO_FASTPOST_FC
1034 fcp->isp_fwoptions |= ICBOPT_FAST_POST;
1035 #endif
1036 if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
1037 fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
1038
1039 /*
1040 * We don't set ICBOPT_PORTNAME because we want our
1041 * Node Name && Port Names to be distinct.
1042 */
1043
1044 icbp->icb_fwoptions = fcp->isp_fwoptions;
1045 icbp->icb_maxfrmlen = fcp->isp_maxfrmlen;
1046 if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN ||
1047 icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1048 PRINTF("%s: bad frame length (%d) from NVRAM- using %d\n",
1049 isp->isp_name, fcp->isp_maxfrmlen, ICB_DFLT_FRMLEN);
1050 icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1051 }
1052 icbp->icb_maxalloc = fcp->isp_maxalloc;
1053 if (icbp->icb_maxalloc < 1) {
1054 PRINTF("%s: bad maximum allocation (%d)- using 16\n",
1055 isp->isp_name, fcp->isp_maxalloc);
1056 icbp->icb_maxalloc = 16;
1057 }
1058 icbp->icb_execthrottle = fcp->isp_execthrottle;
1059 if (icbp->icb_execthrottle < 1) {
1060 PRINTF("%s: bad execution throttle of %d- using 16\n",
1061 isp->isp_name, fcp->isp_execthrottle);
1062 icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1063 }
1064 icbp->icb_retry_delay = fcp->isp_retry_delay;
1065 icbp->icb_retry_count = fcp->isp_retry_count;
1066 icbp->icb_hardaddr = loopid;
1067 #ifdef PRET_A_PORTE
1068 if (IS_2200(isp)) {
1069 icbp->icb_fwoptions |= ICBOPT_EXTENDED;
1070 /*
1071 * Prefer or force Point-To-Point instead Loop?
1072 */
1073 if (isp->isp_confopts & ISP_CFG_NPORT)
1074 icbp->icb_xfwoptions = ICBXOPT_PTP_2_LOOP;
1075 else
1076 icbp->icb_xfwoptions = ICBXOPT_LOOP_2_PTP;
1077 }
1078 #endif
1079 icbp->icb_logintime = 60; /* 60 second login timeout */
1080
1081 if (fcp->isp_nodewwn) {
1082 u_int64_t pn;
1083 MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_nodewwn);
1084 if (fcp->isp_portwwn) {
1085 pn = fcp->isp_portwwn;
1086 } else {
1087 pn = fcp->isp_nodewwn |
1088 (((u_int64_t)(isp->isp_unit+1)) << 56);
1089 }
1090 /*
1091 * If the top nibble is 2, we can construct a port name
1092 * from the node name by setting a nonzero instance in
1093 * bits 56..59. Otherwise, we need to make it identical
1094 * to Node name...
1095 */
1096 if ((fcp->isp_nodewwn >> 60) == 2) {
1097 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, pn);
1098 } else {
1099 MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname,
1100 fcp->isp_nodewwn);
1101 }
1102 } else {
1103 fcp->isp_fwoptions &= ~(ICBOPT_USE_PORTNAME|ICBOPT_FULL_LOGIN);
1104 }
1105 icbp->icb_rqstqlen = RQUEST_QUEUE_LEN;
1106 icbp->icb_rsltqlen = RESULT_QUEUE_LEN;
1107 icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_rquest_dma);
1108 icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_rquest_dma);
1109 icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_LSW(isp->isp_result_dma);
1110 icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_MSW(isp->isp_result_dma);
1111 ISP_SWIZZLE_ICB(isp, icbp);
1112
1113 /*
1114 * Do this *before* initializing the firmware.
1115 */
1116 isp_mark_getpdb_all(isp);
1117 fcp->isp_fwstate = FW_CONFIG_WAIT;
1118 fcp->isp_loopstate = LOOP_NIL;
1119
1120 MemoryBarrier();
1121 for (;;) {
1122 mbs.param[0] = MBOX_INIT_FIRMWARE;
1123 mbs.param[1] = 0;
1124 mbs.param[2] = DMA_MSW(fcp->isp_scdma);
1125 mbs.param[3] = DMA_LSW(fcp->isp_scdma);
1126 mbs.param[4] = 0;
1127 mbs.param[5] = 0;
1128 mbs.param[6] = 0;
1129 mbs.param[7] = 0;
1130 isp_mboxcmd(isp, &mbs);
1131 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1132 PRINTF("%s: INIT FIRMWARE failed (code 0x%x)\n",
1133 isp->isp_name, mbs.param[0]);
1134 if (mbs.param[0] & 0x8000) {
1135 SYS_DELAY(1000);
1136 continue;
1137 }
1138 return;
1139 }
1140 break;
1141 }
1142
1143 isp->isp_reqidx = isp->isp_reqodx = 0;
1144 isp->isp_residx = 0;
1145 isp->isp_sendmarker = 1;
1146
1147 /*
1148 * Whatever happens, we're now committed to being here.
1149 */
1150 isp->isp_state = ISP_INITSTATE;
1151 }
1152
1153 /*
1154 * Fibre Channel Support- get the port database for the id.
1155 *
1156 * Locks are held before coming here. Return 0 if success,
1157 * else failure.
1158 */
1159
1160 static void
1161 isp_mark_getpdb_all(isp)
1162 struct ispsoftc *isp;
1163 {
1164 fcparam *fcp = (fcparam *) isp->isp_param;
1165 int i;
1166 for (i = 0; i < MAX_FC_TARG; i++) {
1167 fcp->portdb[i].valid = 0;
1168 }
1169 }
1170
1171 static int
1172 isp_getpdb(isp, id, pdbp)
1173 struct ispsoftc *isp;
1174 int id;
1175 isp_pdb_t *pdbp;
1176 {
1177 fcparam *fcp = (fcparam *) isp->isp_param;
1178 mbreg_t mbs;
1179
1180 mbs.param[0] = MBOX_GET_PORT_DB;
1181 mbs.param[1] = id << 8;
1182 mbs.param[2] = DMA_MSW(fcp->isp_scdma);
1183 mbs.param[3] = DMA_LSW(fcp->isp_scdma);
1184 /*
1185 * Unneeded. For the 2100, except for initializing f/w, registers
1186 * 4/5 have to not be written to.
1187 * mbs.param[4] = 0;
1188 * mbs.param[5] = 0;
1189 *
1190 */
1191 mbs.param[6] = 0;
1192 mbs.param[7] = 0;
1193 isp_mboxcmd(isp, &mbs);
1194 switch (mbs.param[0]) {
1195 case MBOX_COMMAND_COMPLETE:
1196 MemoryBarrier();
1197 ISP_UNSWIZZLE_AND_COPY_PDBP(isp, pdbp, fcp->isp_scratch);
1198 break;
1199 case MBOX_HOST_INTERFACE_ERROR:
1200 PRINTF("%s: DMA error getting port database\n", isp->isp_name);
1201 return (-1);
1202 case MBOX_COMMAND_PARAM_ERROR:
1203 /* Not Logged In */
1204 IDPRINTF(3, ("%s: Param Error on Get Port Database for id %d\n",
1205 isp->isp_name, id));
1206 return (-1);
1207 default:
1208 PRINTF("%s: error 0x%x getting port database for ID %d\n",
1209 isp->isp_name, mbs.param[0], id);
1210 return (-1);
1211 }
1212 return (0);
1213 }
1214
1215 static u_int64_t
1216 isp_get_portname(isp, loopid, nodename)
1217 struct ispsoftc *isp;
1218 int loopid;
1219 int nodename;
1220 {
1221 u_int64_t wwn = 0;
1222 mbreg_t mbs;
1223
1224 mbs.param[0] = MBOX_GET_PORT_NAME;
1225 mbs.param[1] = loopid << 8;
1226 if (nodename)
1227 mbs.param[1] |= 1;
1228 isp_mboxcmd(isp, &mbs);
1229 if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
1230 wwn =
1231 (((u_int64_t)(mbs.param[2] & 0xff)) << 56) |
1232 (((u_int64_t)(mbs.param[2] >> 8)) << 48) |
1233 (((u_int64_t)(mbs.param[3] & 0xff)) << 40) |
1234 (((u_int64_t)(mbs.param[3] >> 8)) << 32) |
1235 (((u_int64_t)(mbs.param[6] & 0xff)) << 24) |
1236 (((u_int64_t)(mbs.param[6] >> 8)) << 16) |
1237 (((u_int64_t)(mbs.param[7] & 0xff)) << 8) |
1238 (((u_int64_t)(mbs.param[7] >> 8)));
1239 }
1240 return (wwn);
1241 }
1242
1243 /*
1244 * Make sure we have good FC link and know our Loop ID.
1245 */
1246
1247 static int
1248 isp_fclink_test(isp, waitdelay)
1249 struct ispsoftc *isp;
1250 int waitdelay;
1251 {
1252 static char *toponames[] = {
1253 "Private Loop",
1254 "FL Port",
1255 "N-Port to N-Port",
1256 "F Port"
1257 };
1258 mbreg_t mbs;
1259 int count, topo = -1;
1260 u_int8_t lwfs;
1261 fcparam *fcp;
1262 #if defined(ISP2100_FABRIC)
1263 isp_pdb_t pdb;
1264 #endif
1265 fcp = isp->isp_param;
1266
1267 /*
1268 * Wait up to N microseconds for F/W to go to a ready state.
1269 */
1270 lwfs = FW_CONFIG_WAIT;
1271 for (count = 0; count < waitdelay; count += 100) {
1272 isp_fw_state(isp);
1273 if (lwfs != fcp->isp_fwstate) {
1274 PRINTF("%s: Firmware State %s -> %s\n",
1275 isp->isp_name, isp2100_fw_statename((int)lwfs),
1276 isp2100_fw_statename((int)fcp->isp_fwstate));
1277 lwfs = fcp->isp_fwstate;
1278 }
1279 if (fcp->isp_fwstate == FW_READY) {
1280 break;
1281 }
1282 SYS_DELAY(100); /* wait 100 microseconds */
1283 }
1284
1285 /*
1286 * If we haven't gone to 'ready' state, return.
1287 */
1288 if (fcp->isp_fwstate != FW_READY) {
1289 return (-1);
1290 }
1291
1292 /*
1293 * Get our Loop ID (if possible). We really need to have it.
1294 */
1295 mbs.param[0] = MBOX_GET_LOOP_ID;
1296 isp_mboxcmd(isp, &mbs);
1297 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1298 PRINTF("%s: GET LOOP ID failed\n", isp->isp_name);
1299 return (-1);
1300 }
1301 fcp->isp_loopid = mbs.param[1];
1302 if (IS_2200(isp)) {
1303 topo = (int) mbs.param[6];
1304 if (topo < 0 || topo > 3)
1305 topo = 0;
1306 } else {
1307 topo = 0;
1308 }
1309
1310 /*
1311 * If we're not on a fabric, the low 8 bits will be our AL_PA.
1312 * If we're on a fabric, the low 8 bits will still be our AL_PA.
1313 */
1314 fcp->isp_alpa = mbs.param[2];
1315 #if defined(ISP2100_FABRIC)
1316 fcp->isp_onfabric = 0;
1317 if (isp_getpdb(isp, FL_PORT_ID, &pdb) == 0) {
1318
1319 if (IS_2100(isp))
1320 topo = 1;
1321
1322 fcp->isp_portid = mbs.param[2] | (((int)mbs.param[3]) << 16);
1323 fcp->isp_onfabric = 1;
1324 CFGPRINTF("%s: Loop ID %d, AL_PA 0x%x, Port ID 0x%x Loop State "
1325 "0x%x topology '%s'\n", isp->isp_name, fcp->isp_loopid,
1326 fcp->isp_alpa, fcp->isp_portid, fcp->isp_loopstate,
1327 toponames[topo]);
1328
1329 /*
1330 * Make sure we're logged out of all fabric devices.
1331 */
1332 for (count = FC_SNS_ID+1; count < MAX_FC_TARG; count++) {
1333 struct lportdb *lp = &fcp->portdb[count];
1334 if (lp->valid == 0 || lp->fabdev == 0)
1335 continue;
1336 PRINTF("%s: logging out target %d at Loop ID %d "
1337 "(port id 0x%x)\n", isp->isp_name, count,
1338 lp->loopid, lp->portid);
1339 mbs.param[0] = MBOX_FABRIC_LOGOUT;
1340 mbs.param[1] = lp->loopid << 8;
1341 mbs.param[2] = 0;
1342 mbs.param[3] = 0;
1343 isp_mboxcmd(isp, &mbs);
1344 }
1345 } else
1346 #endif
1347 CFGPRINTF("%s: Loop ID %d, ALPA 0x%x Loop State 0x%x topology '%s'\n",
1348 isp->isp_name, fcp->isp_loopid, fcp->isp_alpa, fcp->isp_loopstate,
1349 toponames[topo]);
1350 return (0);
1351 }
1352
1353 /*
1354 * Compare two local port db entities and return 1 if they're the same, else 0.
1355 */
1356
1357 static int
1358 isp_same_lportdb(a, b)
1359 struct lportdb *a, *b;
1360 {
1361 /*
1362 * We decide two lports are the same if they have non-zero and
1363 * identical port WWNs and identical loop IDs.
1364 */
1365
1366 if (a->port_wwn == 0 || a->port_wwn != b->port_wwn ||
1367 a->loopid != b->loopid) {
1368 return (0);
1369 } else {
1370 return (1);
1371 }
1372 }
1373
1374 /*
1375 * Synchronize our soft copy of the port database with what the f/w thinks
1376 * (with a view toward possibly for a specific target....)
1377 */
1378
1379 static int
1380 isp_pdb_sync(isp, target)
1381 struct ispsoftc *isp;
1382 int target;
1383 {
1384 struct lportdb *lp, *tport;
1385 fcparam *fcp = isp->isp_param;
1386 isp_pdb_t pdb;
1387 int loopid, lim;
1388
1389 #ifdef ISP2100_FABRIC
1390 /*
1391 * XXX: If we do this *after* building up our local port database,
1392 * XXX: the commands simply don't work.
1393 */
1394 /*
1395 * (Re)discover all fabric devices
1396 */
1397 if (fcp->isp_onfabric)
1398 (void) isp_scan_fabric(isp);
1399 #endif
1400
1401
1402 /*
1403 * Run through the local loop ports and get port database info
1404 * for each loop ID.
1405 *
1406 * There's a somewhat unexplained situation where the f/w passes back
1407 * the wrong database entity- if that happens, just restart (up to
1408 * FL_PORT_ID times).
1409 */
1410 tport = fcp->tport;
1411
1412 /*
1413 * make sure the temp port database is clean...
1414 */
1415 MEMZERO((void *) tport, sizeof (tport));
1416 for (lim = loopid = 0; loopid < FL_PORT_ID; loopid++) {
1417 lp = &tport[loopid];
1418 lp->node_wwn = isp_get_portname(isp, loopid, 1);
1419 if (lp->node_wwn == 0)
1420 continue;
1421 lp->port_wwn = isp_get_portname(isp, loopid, 0);
1422 if (lp->port_wwn == 0) {
1423 lp->node_wwn = 0;
1424 continue;
1425 }
1426
1427 /*
1428 * Get an entry....
1429 */
1430 if (isp_getpdb(isp, loopid, &pdb) != 0) {
1431 continue;
1432 }
1433
1434 /*
1435 * If the returned database element doesn't match what we
1436 * asked for, restart the process entirely (up to a point...).
1437 */
1438 if (pdb.pdb_loopid != loopid) {
1439 IDPRINTF(1, ("%s: wankage (%d != %d)\n",
1440 isp->isp_name, pdb.pdb_loopid, loopid));
1441 loopid = 0;
1442 if (lim++ < FL_PORT_ID) {
1443 continue;
1444 }
1445 PRINTF("%s: giving up on synchronizing the port "
1446 "database\n", isp->isp_name);
1447 return (-1);
1448 }
1449
1450 /*
1451 * Save the pertinent info locally.
1452 */
1453 lp->node_wwn =
1454 (((u_int64_t)pdb.pdb_nodename[0]) << 56) |
1455 (((u_int64_t)pdb.pdb_nodename[1]) << 48) |
1456 (((u_int64_t)pdb.pdb_nodename[2]) << 40) |
1457 (((u_int64_t)pdb.pdb_nodename[3]) << 32) |
1458 (((u_int64_t)pdb.pdb_nodename[4]) << 24) |
1459 (((u_int64_t)pdb.pdb_nodename[5]) << 16) |
1460 (((u_int64_t)pdb.pdb_nodename[6]) << 8) |
1461 (((u_int64_t)pdb.pdb_nodename[7]));
1462 lp->port_wwn =
1463 (((u_int64_t)pdb.pdb_portname[0]) << 56) |
1464 (((u_int64_t)pdb.pdb_portname[1]) << 48) |
1465 (((u_int64_t)pdb.pdb_portname[2]) << 40) |
1466 (((u_int64_t)pdb.pdb_portname[3]) << 32) |
1467 (((u_int64_t)pdb.pdb_portname[4]) << 24) |
1468 (((u_int64_t)pdb.pdb_portname[5]) << 16) |
1469 (((u_int64_t)pdb.pdb_portname[6]) << 8) |
1470 (((u_int64_t)pdb.pdb_portname[7]));
1471 lp->roles =
1472 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
1473 lp->portid = BITS2WORD(pdb.pdb_portid_bits);
1474 lp->loopid = pdb.pdb_loopid;
1475 /*
1476 * Do a quick check to see whether this matches the saved port
1477 * database for the same loopid. We do this here to save
1478 * searching later (if possible). Note that this fails over
1479 * time as things shuffle on the loop- we get the current
1480 * loop state (where loop id as an index matches loop id in
1481 * use) and then compare it to our saved database which
1482 * never shifts.
1483 */
1484 if (target >= 0 && isp_same_lportdb(lp, &fcp->portdb[target])) {
1485 lp->valid = 1;
1486 }
1487 }
1488
1489 /*
1490 * If we get this far, we've settled our differences with the f/w
1491 * and we can say that the loop state is ready.
1492 */
1493 fcp->isp_loopstate = LOOP_READY;
1494
1495 /*
1496 * Mark all of the permanent local loop database entries as invalid.
1497 */
1498 for (loopid = 0; loopid < FL_PORT_ID; loopid++) {
1499 fcp->portdb[loopid].valid = 0;
1500 }
1501
1502 /*
1503 * Now merge our local copy of the port database into our saved copy.
1504 * Notify the outer layers of new devices arriving.
1505 */
1506 for (loopid = 0; loopid < FL_PORT_ID; loopid++) {
1507 int i;
1508
1509 /*
1510 * If we don't have a non-zero Port WWN, we're not here.
1511 */
1512 if (tport[loopid].port_wwn == 0) {
1513 continue;
1514 }
1515
1516 /*
1517 * If we've already marked our tmp copy as valid,
1518 * this means that we've decided that it's the
1519 * same as our saved data base. This didn't include
1520 * the 'valid' marking so we have set that here.
1521 */
1522 if (tport[loopid].valid) {
1523 fcp->portdb[loopid].valid = 1;
1524 continue;
1525 }
1526
1527 /*
1528 * For the purposes of deciding whether this is the
1529 * 'same' device or not, we only search for an identical
1530 * Port WWN. Node WWNs may or may not be the same as
1531 * the Port WWN, and there may be multiple different
1532 * Port WWNs with the same Node WWN. It would be chaos
1533 * to have multiple identical Port WWNs, so we don't
1534 * allow that.
1535 */
1536
1537 for (i = 0; i < FL_PORT_ID; i++) {
1538 int j;
1539 if (fcp->portdb[i].port_wwn == 0)
1540 continue;
1541 if (fcp->portdb[i].port_wwn != tport[loopid].port_wwn)
1542 continue;
1543 /*
1544 * We found this WWN elsewhere- it's changed
1545 * loopids then. We don't change it's actual
1546 * position in our cached port database- we
1547 * just change the actual loop ID we'd use.
1548 */
1549 if (fcp->portdb[i].loopid != loopid) {
1550 PRINTF("%s: Target ID %d Loop 0x%x (Port 0x%x) "
1551 "=> Loop 0x%x (Port 0x%x) \n",
1552 isp->isp_name, i, fcp->portdb[i].loopid,
1553 fcp->portdb[i].portid, loopid,
1554 tport[loopid].portid);
1555 }
1556 fcp->portdb[i].portid = tport[loopid].portid;
1557 fcp->portdb[i].loopid = loopid;
1558 fcp->portdb[i].valid = 1;
1559 /*
1560 * XXX: Should we also propagate roles in case they
1561 * XXX: changed?
1562 */
1563
1564 /*
1565 * Now make sure this Port WWN doesn't exist elsewhere
1566 * in the port database.
1567 */
1568 for (j = i+1; j < FL_PORT_ID; j++) {
1569 if (fcp->portdb[i].port_wwn !=
1570 fcp->portdb[j].port_wwn) {
1571 continue;
1572 }
1573 PRINTF("%s: Target ID %d Duplicates Target ID "
1574 "%d- killing off both\n",
1575 isp->isp_name, j, i);
1576 /*
1577 * Invalidate the 'old' *and* 'new' ones.
1578 * This is really harsh and not quite right,
1579 * but if this happens, we really don't know
1580 * who is what at this point.
1581 */
1582 fcp->portdb[i].valid = 0;
1583 fcp->portdb[j].valid = 0;
1584 }
1585 break;
1586 }
1587
1588 /*
1589 * If we didn't traverse the entire port database,
1590 * then we found (and remapped) an existing entry.
1591 * No need to notify anyone- go for the next one.
1592 */
1593 if (i < FL_PORT_ID) {
1594 continue;
1595 }
1596
1597 /*
1598 * We've not found this Port WWN anywhere. It's a new entry.
1599 * See if we can leave it where it is (with target == loopid).
1600 */
1601 if (fcp->portdb[loopid].port_wwn != 0) {
1602 for (lim = 0; lim < FL_PORT_ID; lim++) {
1603 if (fcp->portdb[lim].port_wwn == 0)
1604 break;
1605 }
1606 /* "Cannot Happen" */
1607 if (lim == FL_PORT_ID) {
1608 PRINTF("%s: remap overflow?\n", isp->isp_name);
1609 continue;
1610 }
1611 i = lim;
1612 } else {
1613 i = loopid;
1614 }
1615
1616 /*
1617 * NB: The actual loopid we use here is loopid- we may
1618 * in fact be at a completely different index (target).
1619 */
1620 fcp->portdb[i].loopid = loopid;
1621 fcp->portdb[i].port_wwn = tport[loopid].port_wwn;
1622 fcp->portdb[i].node_wwn = tport[loopid].node_wwn;
1623 fcp->portdb[i].roles = tport[loopid].roles;
1624 fcp->portdb[i].portid = tport[loopid].portid;
1625 fcp->portdb[i].valid = 1;
1626
1627 /*
1628 * Tell the outside world we've arrived.
1629 */
1630 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &i);
1631 }
1632
1633 /*
1634 * Now find all previously used targets that are now invalid and
1635 * notify the outer layers that they're gone.
1636 */
1637 for (lp = fcp->portdb; lp < &fcp->portdb[FL_PORT_ID]; lp++) {
1638 if (lp->valid || lp->port_wwn == 0)
1639 continue;
1640
1641 /*
1642 * Tell the outside world we've gone away.
1643 */
1644 loopid = lp - fcp->portdb;
1645 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid);
1646 MEMZERO((void *) lp, sizeof (*lp));
1647 }
1648
1649 #ifdef ISP2100_FABRIC
1650 /*
1651 * Now log in any fabric devices
1652 */
1653 for (lim = FC_SNS_ID+1, lp = &fcp->portdb[FC_SNS_ID+1];
1654 lp < &fcp->portdb[MAX_FC_TARG]; lp++) {
1655 u_int32_t portid;
1656 mbreg_t mbs;
1657
1658 /*
1659 * Nothing here?
1660 */
1661 if (lp->port_wwn == 0)
1662 continue;
1663
1664 /*
1665 * Don't try to log into yourself.
1666 */
1667 if ((portid = lp->portid) == fcp->isp_portid)
1668 continue;
1669
1670 /*
1671 * Force a logout if we were logged in.
1672 */
1673 if (lp->valid) {
1674 mbs.param[0] = MBOX_FABRIC_LOGOUT;
1675 mbs.param[1] = lp->loopid << 8;
1676 mbs.param[2] = 0;
1677 mbs.param[3] = 0;
1678 isp_mboxcmd(isp, &mbs);
1679 lp->valid = 0;
1680 }
1681
1682 /*
1683 * And log in....
1684 */
1685 loopid = lp - fcp->portdb;
1686 lp->loopid = 0;
1687 lim = 0;
1688 do {
1689 mbs.param[0] = MBOX_FABRIC_LOGIN;
1690 mbs.param[1] = loopid << 8;
1691 if (IS_2200(isp)) {
1692 /* only issue a PLOGI if not logged in */
1693 mbs.param[1] |= 0x1;
1694 }
1695 mbs.param[2] = portid >> 16;
1696 mbs.param[3] = portid & 0xffff;
1697 isp_mboxcmd(isp, &mbs);
1698 switch (mbs.param[0]) {
1699 case MBOX_LOOP_ID_USED:
1700 /*
1701 * Try the next available loop id.
1702 */
1703 loopid++;
1704 break;
1705 case MBOX_PORT_ID_USED:
1706 /*
1707 * This port is already logged in.
1708 * Snaffle the loop id it's using.
1709 */
1710 if ((loopid = mbs.param[1]) == 0) {
1711 lim = -1;
1712 }
1713 /* FALLTHROUGH */
1714 case MBOX_COMMAND_COMPLETE:
1715 lp->loopid = loopid;
1716 lim = 1;
1717 break;
1718 case MBOX_COMMAND_ERROR:
1719 PRINTF("%s: command error in PLOGI (0x%x)\n",
1720 isp->isp_name, mbs.param[1]);
1721 /* FALLTHROUGH */
1722 case MBOX_ALL_IDS_USED: /* We're outta IDs */
1723 default:
1724 lim = -1;
1725 break;
1726 }
1727 } while (lim == 0 && loopid < MAX_FC_TARG);
1728 if (lim < 0)
1729 continue;
1730
1731 lp->valid = 1;
1732 lp->fabdev = 1;
1733 if (isp_getpdb(isp, lp->loopid, &pdb) != 0) {
1734 /*
1735 * Be kind...
1736 */
1737 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT);
1738 PRINTF("%s: Faked PortID 0x%x into LoopID %d\n",
1739 isp->isp_name, lp->portid, lp->loopid);
1740 continue;
1741 }
1742 if (pdb.pdb_loopid != lp->loopid) {
1743 lp->roles = (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT);
1744 PRINTF("%s: Wanked PortID 0x%x to LoopID %d\n",
1745 isp->isp_name, lp->portid, lp->loopid);
1746 continue;
1747 }
1748 lp->roles =
1749 (pdb.pdb_prli_svc3 & SVC3_ROLE_MASK) >> SVC3_ROLE_SHIFT;
1750 lp->portid = BITS2WORD(pdb.pdb_portid_bits);
1751 lp->node_wwn =
1752 (((u_int64_t)pdb.pdb_nodename[0]) << 56) |
1753 (((u_int64_t)pdb.pdb_nodename[1]) << 48) |
1754 (((u_int64_t)pdb.pdb_nodename[2]) << 40) |
1755 (((u_int64_t)pdb.pdb_nodename[3]) << 32) |
1756 (((u_int64_t)pdb.pdb_nodename[4]) << 24) |
1757 (((u_int64_t)pdb.pdb_nodename[5]) << 16) |
1758 (((u_int64_t)pdb.pdb_nodename[6]) << 8) |
1759 (((u_int64_t)pdb.pdb_nodename[7]));
1760 lp->port_wwn =
1761 (((u_int64_t)pdb.pdb_portname[0]) << 56) |
1762 (((u_int64_t)pdb.pdb_portname[1]) << 48) |
1763 (((u_int64_t)pdb.pdb_portname[2]) << 40) |
1764 (((u_int64_t)pdb.pdb_portname[3]) << 32) |
1765 (((u_int64_t)pdb.pdb_portname[4]) << 24) |
1766 (((u_int64_t)pdb.pdb_portname[5]) << 16) |
1767 (((u_int64_t)pdb.pdb_portname[6]) << 8) |
1768 (((u_int64_t)pdb.pdb_portname[7]));
1769 /*
1770 * Check to make sure this all makes sense.
1771 */
1772 if (lp->node_wwn && lp->port_wwn) {
1773 loopid = lp - fcp->portdb;
1774 (void) isp_async(isp, ISPASYNC_PDB_CHANGED, &loopid);
1775 continue;
1776 }
1777 lp->fabdev = lp->valid = 0;
1778 PRINTF("%s: Target %d (Loop 0x%x) Port ID 0x%x lost its WWN\n",
1779 isp->isp_name, loopid, lp->loopid, lp->portid);
1780 mbs.param[0] = MBOX_FABRIC_LOGOUT;
1781 mbs.param[1] = lp->loopid << 8;
1782 mbs.param[2] = 0;
1783 mbs.param[3] = 0;
1784 isp_mboxcmd(isp, &mbs);
1785 }
1786 #endif
1787 /*
1788 * If we get here, we've for sure seen not only a valid loop
1789 * but know what is or isn't on it, so mark this for usage
1790 * in ispscsicmd.
1791 */
1792 fcp->loop_seen_once = 1;
1793 return (0);
1794 }
1795
1796 #ifdef ISP2100_FABRIC
1797 static int
1798 isp_scan_fabric(isp)
1799 struct ispsoftc *isp;
1800 {
1801 fcparam *fcp = isp->isp_param;
1802 u_int32_t portid, first_nz_portid;
1803 sns_screq_t *reqp;
1804 sns_scrsp_t *resp;
1805 mbreg_t mbs;
1806 int hicap;
1807
1808 reqp = (sns_screq_t *) fcp->isp_scratch;
1809 resp = (sns_scrsp_t *) (&((char *)fcp->isp_scratch)[0x100]);
1810 first_nz_portid = portid = fcp->isp_portid;
1811
1812 for (hicap = 0; hicap < 1024; hicap++) {
1813 MEMZERO((void *) reqp, SNS_GAN_REQ_SIZE);
1814 reqp->snscb_rblen = SNS_GAN_RESP_SIZE >> 1;
1815 reqp->snscb_addr[RQRSP_ADDR0015] =
1816 DMA_LSW(fcp->isp_scdma + 0x100);
1817 reqp->snscb_addr[RQRSP_ADDR1631] =
1818 DMA_MSW(fcp->isp_scdma + 0x100);
1819 reqp->snscb_sblen = 6;
1820 reqp->snscb_data[0] = SNS_GAN;
1821 reqp->snscb_data[4] = portid & 0xffff;
1822 reqp->snscb_data[5] = (portid >> 16) & 0xff;
1823 ISP_SWIZZLE_SNS_REQ(isp, reqp);
1824 mbs.param[0] = MBOX_SEND_SNS;
1825 mbs.param[1] = SNS_GAN_REQ_SIZE >> 1;
1826 mbs.param[2] = DMA_MSW(fcp->isp_scdma);
1827 mbs.param[3] = DMA_LSW(fcp->isp_scdma);
1828 mbs.param[6] = 0;
1829 mbs.param[7] = 0;
1830 MemoryBarrier();
1831 isp_mboxcmd(isp, &mbs);
1832 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1833 IDPRINTF(1, ("%s: SNS failed (0x%x)\n", isp->isp_name,
1834 mbs.param[0]));
1835 return (-1);
1836 }
1837 ISP_UNSWIZZLE_SNS_RSP(isp, resp, SNS_GAN_RESP_SIZE >> 1);
1838 portid = (((u_int32_t) resp->snscb_port_id[0]) << 16) |
1839 (((u_int32_t) resp->snscb_port_id[1]) << 8) |
1840 (((u_int32_t) resp->snscb_port_id[2]));
1841 if (isp_async(isp, ISPASYNC_FABRIC_DEV, resp)) {
1842 return (-1);
1843 }
1844 if (first_nz_portid == 0 && portid) {
1845 first_nz_portid = portid;
1846 }
1847 if (first_nz_portid == portid) {
1848 return (0);
1849 }
1850 }
1851 /*
1852 * We either have a broken name server or a huge fabric if we get here.
1853 */
1854 return (0);
1855 }
1856 #endif
1857 /*
1858 * Start a command. Locking is assumed done in the caller.
1859 */
1860
1861 int32_t
1862 ispscsicmd(xs)
1863 ISP_SCSI_XFER_T *xs;
1864 {
1865 struct ispsoftc *isp;
1866 u_int16_t iptr, optr;
1867 union {
1868 ispreq_t *_reqp;
1869 ispreqt2_t *_t2reqp;
1870 } _u;
1871 #define reqp _u._reqp
1872 #define t2reqp _u._t2reqp
1873 #define UZSIZE max(sizeof (ispreq_t), sizeof (ispreqt2_t))
1874 int target, i;
1875
1876 XS_INITERR(xs);
1877 isp = XS_ISP(xs);
1878
1879 if (isp->isp_state != ISP_RUNSTATE) {
1880 PRINTF("%s: adapter not ready\n", isp->isp_name);
1881 XS_SETERR(xs, HBA_BOTCH);
1882 return (CMD_COMPLETE);
1883 }
1884
1885 /*
1886 * Check command CDB length, etc.. We really are limited to 16 bytes
1887 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
1888 * but probably only if we're running fairly new firmware (we'll
1889 * let the old f/w choke on an extended command queue entry).
1890 */
1891
1892 if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
1893 PRINTF("%s: unsupported cdb length (%d, CDB[0]=0x%x)\n",
1894 isp->isp_name, XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
1895 XS_SETERR(xs, HBA_BOTCH);
1896 return (CMD_COMPLETE);
1897 }
1898
1899 /*
1900 * Check to see whether we have good firmware state still or
1901 * need to refresh our port database for this target.
1902 */
1903 target = XS_TGT(xs);
1904 if (IS_FC(isp)) {
1905 fcparam *fcp = isp->isp_param;
1906 struct lportdb *lp;
1907 #if defined(ISP2100_FABRIC)
1908 if (target >= FL_PORT_ID) {
1909 /*
1910 * If we're not on a Fabric, we can't have a target
1911 * above FL_PORT_ID-1. If we're on a fabric, we
1912 * can't have a target less than FC_SNS_ID+1.
1913 */
1914 if (fcp->isp_onfabric == 0 || target <= FC_SNS_ID) {
1915 XS_SETERR(xs, HBA_SELTIMEOUT);
1916 return (CMD_COMPLETE);
1917 }
1918 }
1919 #endif
1920 /*
1921 * Check for f/w being in ready state. If the f/w
1922 * isn't in ready state, then we don't know our
1923 * loop ID and the f/w hasn't completed logging
1924 * into all targets on the loop. If this is the
1925 * case, then bounce the command. We pretend this is
1926 * a SELECTION TIMEOUT error if we've never gone to
1927 * FW_READY state at all- in this case we may not
1928 * be hooked to a loop at all and we shouldn't hang
1929 * the machine for this. Otherwise, defer this command
1930 * until later.
1931 */
1932 if (fcp->isp_fwstate != FW_READY) {
1933 if (isp_fclink_test(isp, FC_FW_READY_DELAY)) {
1934 XS_SETERR(xs, HBA_SELTIMEOUT);
1935 if (fcp->loop_seen_once) {
1936 return (CMD_RQLATER);
1937 } else {
1938 return (CMD_COMPLETE);
1939 }
1940 }
1941 }
1942
1943 /*
1944 * If our loop state is such that we haven't yet received
1945 * a "Port Database Changed" notification (after a LIP or
1946 * a Loop Reset or firmware initialization), then defer
1947 * sending commands for a little while, but only if we've
1948 * seen a valid loop at one point (otherwise we can get
1949 * stuck at initialization time).
1950 */
1951 if (fcp->isp_loopstate < LOOP_PDB_RCVD) {
1952 XS_SETERR(xs, HBA_SELTIMEOUT);
1953 if (fcp->loop_seen_once) {
1954 return (CMD_RQLATER);
1955 } else {
1956 return (CMD_COMPLETE);
1957 }
1958 }
1959
1960 /*
1961 * If our loop state is now such that we've just now
1962 * received a Port Database Change notification, then
1963 * we have to go off and (re)synchronize our port
1964 * database.
1965 */
1966 if (fcp->isp_loopstate == LOOP_PDB_RCVD) {
1967 if (isp_pdb_sync(isp, target)) {
1968 XS_SETERR(xs, HBA_SELTIMEOUT);
1969 return (CMD_COMPLETE);
1970 }
1971 }
1972
1973 /*
1974 * Now check whether we should even think about pursuing this.
1975 */
1976 lp = &fcp->portdb[target];
1977 if (lp->valid == 0) {
1978 XS_SETERR(xs, HBA_SELTIMEOUT);
1979 return (CMD_COMPLETE);
1980 }
1981 if ((lp->roles & (SVC3_TGT_ROLE >> SVC3_ROLE_SHIFT)) == 0) {
1982 IDPRINTF(3, ("%s: target %d is not a target\n",
1983 isp->isp_name, target));
1984 XS_SETERR(xs, HBA_SELTIMEOUT);
1985 return (CMD_COMPLETE);
1986 }
1987 /*
1988 * Now turn target into what the actual loop ID is.
1989 */
1990 target = lp->loopid;
1991 }
1992
1993 /*
1994 * Next check to see if any HBA or Device
1995 * parameters need to be updated.
1996 */
1997 if (isp->isp_update != 0) {
1998 isp_update(isp);
1999 }
2000
2001 if (isp_getrqentry(isp, &iptr, &optr, (void **) &reqp)) {
2002 IDPRINTF(1, ("%s: Request Queue Overflow\n", isp->isp_name));
2003 XS_SETERR(xs, HBA_BOTCH);
2004 return (CMD_EAGAIN);
2005 }
2006
2007 /*
2008 * Now see if we need to synchronize the ISP with respect to anything.
2009 * We do dual duty here (cough) for synchronizing for busses other
2010 * than which we got here to send a command to.
2011 */
2012 if (isp->isp_sendmarker) {
2013 u_int8_t n = (IS_DUALBUS(isp)? 2: 1);
2014 /*
2015 * Check ports to send markers for...
2016 */
2017 for (i = 0; i < n; i++) {
2018 if ((isp->isp_sendmarker & (1 << i)) == 0) {
2019 continue;
2020 }
2021 MEMZERO((void *) reqp, sizeof (*reqp));
2022 reqp->req_header.rqs_entry_count = 1;
2023 reqp->req_header.rqs_entry_type = RQSTYPE_MARKER;
2024 reqp->req_modifier = SYNC_ALL;
2025 reqp->req_target = i << 7; /* insert bus number */
2026 ISP_SWIZZLE_REQUEST(isp, reqp);
2027 MemoryBarrier();
2028 ISP_ADD_REQUEST(isp, iptr);
2029
2030 if (isp_getrqentry(isp, &iptr, &optr, (void **)&reqp)) {
2031 IDPRINTF(1, ("%s: Request Queue Overflow+\n",
2032 isp->isp_name));
2033 XS_SETERR(xs, HBA_BOTCH);
2034 return (CMD_EAGAIN);
2035 }
2036 }
2037 }
2038
2039 MEMZERO((void *) reqp, UZSIZE);
2040 reqp->req_header.rqs_entry_count = 1;
2041 if (IS_FC(isp)) {
2042 reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
2043 } else {
2044 if (XS_CDBLEN(xs) > 12)
2045 reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
2046 else
2047 reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
2048 }
2049 reqp->req_header.rqs_flags = 0;
2050 reqp->req_header.rqs_seqno = 0;
2051 if (IS_FC(isp)) {
2052 /*
2053 * See comment in isp_intr
2054 */
2055 XS_RESID(xs) = 0;
2056
2057 /*
2058 * Fibre Channel always requires some kind of tag.
2059 * The Qlogic drivers seem be happy not to use a tag,
2060 * but this breaks for some devices (IBM drives).
2061 */
2062 if (XS_CANTAG(xs)) {
2063 t2reqp->req_flags = XS_KINDOF_TAG(xs);
2064 } else {
2065 if (XS_CDBP(xs)[0] == 0x3) /* REQUEST SENSE */
2066 t2reqp->req_flags = REQFLAG_HTAG;
2067 else
2068 t2reqp->req_flags = REQFLAG_OTAG;
2069 }
2070 } else {
2071 sdparam *sdp = (sdparam *)isp->isp_param;
2072 if ((sdp->isp_devparam[target].cur_dflags & DPARM_TQING) &&
2073 XS_CANTAG(xs)) {
2074 reqp->req_flags = XS_KINDOF_TAG(xs);
2075 }
2076 }
2077 reqp->req_target = target | (XS_CHANNEL(xs) << 7);
2078 if (IS_SCSI(isp)) {
2079 reqp->req_lun_trn = XS_LUN(xs);
2080 reqp->req_cdblen = XS_CDBLEN(xs);
2081 } else {
2082 #ifdef ISP2100_SCCLUN
2083 t2reqp->req_scclun = XS_LUN(xs);
2084 #else
2085 t2reqp->req_lun_trn = XS_LUN(xs);
2086 #endif
2087 }
2088 MEMCPY(reqp->req_cdb, XS_CDBP(xs), XS_CDBLEN(xs));
2089
2090 reqp->req_time = XS_TIME(xs) / 1000;
2091 if (reqp->req_time == 0 && XS_TIME(xs))
2092 reqp->req_time = 1;
2093
2094 /*
2095 * Always give a bit more leeway to commands after a bus reset.
2096 * XXX: DOES NOT DISTINGUISH WHICH PORT MAY HAVE BEEN SYNCED
2097 */
2098 if (isp->isp_sendmarker && reqp->req_time < 5) {
2099 reqp->req_time = 5;
2100 }
2101 if (isp_save_xs(isp, xs, &reqp->req_handle)) {
2102 IDPRINTF(2, ("%s: out of xflist pointers\n", isp->isp_name));
2103 XS_SETERR(xs, HBA_BOTCH);
2104 return (CMD_EAGAIN);
2105 }
2106 /*
2107 * Set up DMA and/or do any bus swizzling of the request entry
2108 * so that the Qlogic F/W understands what is being asked of it.
2109 */
2110 i = ISP_DMASETUP(isp, xs, reqp, &iptr, optr);
2111 if (i != CMD_QUEUED) {
2112 isp_destroy_handle(isp, reqp->req_handle);
2113 /*
2114 * dmasetup sets actual error in packet, and
2115 * return what we were given to return.
2116 */
2117 return (i);
2118 }
2119 XS_SETERR(xs, HBA_NOERROR);
2120 IDPRINTF(5, ("%s(%d.%d.%d): START cmd 0x%x datalen %d\n",
2121 isp->isp_name, XS_CHANNEL(xs), target, XS_LUN(xs),
2122 reqp->req_cdb[0], XS_XFRLEN(xs)));
2123 MemoryBarrier();
2124 ISP_ADD_REQUEST(isp, iptr);
2125 isp->isp_nactive++;
2126 if (isp->isp_sendmarker)
2127 isp->isp_sendmarker = 0;
2128 return (CMD_QUEUED);
2129 #undef reqp
2130 #undef t2reqp
2131 }
2132
2133 /*
2134 * isp control
2135 * Locks (ints blocked) assumed held.
2136 */
2137
2138 int
2139 isp_control(isp, ctl, arg)
2140 struct ispsoftc *isp;
2141 ispctl_t ctl;
2142 void *arg;
2143 {
2144 ISP_SCSI_XFER_T *xs;
2145 mbreg_t mbs;
2146 int bus, tgt;
2147 u_int32_t handle;
2148
2149 switch (ctl) {
2150 default:
2151 PRINTF("%s: isp_control unknown control op %x\n",
2152 isp->isp_name, ctl);
2153 break;
2154
2155 case ISPCTL_RESET_BUS:
2156 /*
2157 * Issue a bus reset.
2158 */
2159 mbs.param[0] = MBOX_BUS_RESET;
2160 mbs.param[2] = 0;
2161 if (IS_SCSI(isp)) {
2162 mbs.param[1] =
2163 ((sdparam *) isp->isp_param)->isp_bus_reset_delay;
2164 if (mbs.param[1] < 2)
2165 mbs.param[1] = 2;
2166 bus = *((int *) arg);
2167 if (IS_DUALBUS(isp))
2168 mbs.param[2] = bus;
2169 } else {
2170 mbs.param[1] = 10;
2171 bus = 0;
2172 }
2173 isp->isp_sendmarker = 1 << bus;
2174 isp_mboxcmd(isp, &mbs);
2175 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2176 isp_dumpregs(isp, "isp_control SCSI bus reset failed");
2177 break;
2178 }
2179 CFGPRINTF("%s: driver initiated bus reset of bus %d\n",
2180 isp->isp_name, bus);
2181 return (0);
2182
2183 case ISPCTL_RESET_DEV:
2184 tgt = (*((int *) arg)) & 0xffff;
2185 bus = (*((int *) arg)) >> 16;
2186 mbs.param[0] = MBOX_ABORT_TARGET;
2187 mbs.param[1] = (tgt << 8) | (bus << 15);
2188 mbs.param[2] = 3; /* 'delay', in seconds */
2189 isp_mboxcmd(isp, &mbs);
2190 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2191 PRINTF("%s: isp_control MBOX_RESET_DEV failure (code "
2192 "%x)\n", isp->isp_name, mbs.param[0]);
2193 break;
2194 }
2195 PRINTF("%s: Target %d on Bus %d Reset Succeeded\n",
2196 isp->isp_name, tgt, bus);
2197 isp->isp_sendmarker = 1 << bus;
2198 return (0);
2199
2200 case ISPCTL_ABORT_CMD:
2201 xs = (ISP_SCSI_XFER_T *) arg;
2202 handle = isp_find_handle(isp, xs);
2203 if (handle == 0) {
2204 PRINTF("%s: isp_control- cannot find command to abort "
2205 "in active list\n", isp->isp_name);
2206 break;
2207 }
2208 bus = XS_CHANNEL(xs);
2209 mbs.param[0] = MBOX_ABORT;
2210 if (IS_FC(isp)) {
2211 #ifdef ISP2100_SCCLUN
2212 mbs.param[1] = XS_TGT(xs) << 8;
2213 mbs.param[4] = 0;
2214 mbs.param[5] = 0;
2215 mbs.param[6] = XS_LUN(xs);
2216 #else
2217 mbs.param[1] = XS_TGT(xs) << 8 | XS_LUN(xs);
2218 #endif
2219 } else {
2220 mbs.param[1] =
2221 (bus << 15) | (XS_TGT(xs) << 8) | XS_LUN(xs);
2222 }
2223 mbs.param[3] = handle >> 16;
2224 mbs.param[2] = handle & 0xffff;
2225 isp_mboxcmd(isp, &mbs);
2226 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2227 PRINTF("%s: isp_control MBOX_ABORT failure (code %x)\n",
2228 isp->isp_name, mbs.param[0]);
2229 break;
2230 }
2231 PRINTF("%s: command for target %d lun %d was aborted\n",
2232 isp->isp_name, XS_TGT(xs), XS_LUN(xs));
2233 return (0);
2234
2235 case ISPCTL_UPDATE_PARAMS:
2236 isp_update(isp);
2237 return (0);
2238
2239 case ISPCTL_FCLINK_TEST:
2240 return (isp_fclink_test(isp, FC_FW_READY_DELAY));
2241
2242 case ISPCTL_PDB_SYNC:
2243 return (isp_pdb_sync(isp, -1));
2244
2245 #ifdef ISP_TARGET_MODE
2246 case ISPCTL_TOGGLE_TMODE:
2247 if (IS_SCSI(isp)) {
2248 int ena = *(int *)arg;
2249 mbs.param[0] = MBOX_ENABLE_TARGET_MODE;
2250 mbs.param[1] = (ena)? ENABLE_TARGET_FLAG : 0;
2251 isp_mboxcmd(isp, &mbs);
2252 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2253 PRINTF("%s: cannot %sable target mode (0x%x)\n",
2254 isp->isp_name, ena? "en" : "dis",
2255 mbs.param[0]);
2256 break;
2257 }
2258 }
2259 return (0);
2260 #endif
2261 }
2262 return (-1);
2263 }
2264
2265 /*
2266 * Interrupt Service Routine(s).
2267 *
2268 * External (OS) framework has done the appropriate locking,
2269 * and the locking will be held throughout this function.
2270 */
2271
2272 int
2273 isp_intr(arg)
2274 void *arg;
2275 {
2276 ISP_SCSI_XFER_T *complist[RESULT_QUEUE_LEN], *xs;
2277 struct ispsoftc *isp = arg;
2278 u_int16_t iptr, optr;
2279 u_int16_t isr, isrb, sema;
2280 int i, nlooked = 0, ndone = 0;
2281
2282 /*
2283 * Well, if we've disabled interrupts, we may get a case where
2284 * isr isn't set, but sema is. In any case, debounce isr reads.
2285 */
2286 do {
2287 isr = ISP_READ(isp, BIU_ISR);
2288 isrb = ISP_READ(isp, BIU_ISR);
2289 } while (isr != isrb);
2290 sema = ISP_READ(isp, BIU_SEMA) & 0x1;
2291 IDPRINTF(5, ("%s: isp_intr isr %x sem %x\n", isp->isp_name, isr, sema));
2292 if (isr == 0) {
2293 return (0);
2294 }
2295 if (!INT_PENDING(isp, isr)) {
2296 IDPRINTF(4, ("%s: isp_intr isr=%x\n", isp->isp_name, isr));
2297 return (0);
2298 }
2299 if (isp->isp_state != ISP_RUNSTATE) {
2300 IDPRINTF(3, ("%s: interrupt (isr=%x,sema=%x) when not ready\n",
2301 isp->isp_name, isr, sema));
2302 ISP_WRITE(isp, INMAILBOX5, ISP_READ(isp, OUTMAILBOX5));
2303 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
2304 ISP_WRITE(isp, BIU_SEMA, 0);
2305 ENABLE_INTS(isp);
2306 return (1);
2307 }
2308
2309 if (sema) {
2310 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0);
2311 if (mbox & 0x4000) {
2312 IDPRINTF(4, ("%s: Command Mbox 0x%x\n",
2313 isp->isp_name, mbox));
2314 } else {
2315 u_int32_t fhandle = isp_parse_async(isp, (int) mbox);
2316 IDPRINTF(4, ("%s: Async Mbox 0x%x\n",
2317 isp->isp_name, mbox));
2318 if (fhandle > 0) {
2319 isp_fastpost_complete(isp, fhandle);
2320 }
2321 }
2322 ISP_WRITE(isp, BIU_SEMA, 0);
2323 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
2324 ENABLE_INTS(isp);
2325 return (1);
2326 }
2327
2328 /*
2329 * You *must* read OUTMAILBOX5 prior to clearing the RISC interrupt.
2330 */
2331 optr = isp->isp_residx;
2332 iptr = ISP_READ(isp, OUTMAILBOX5);
2333 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
2334 if (optr == iptr) {
2335 IDPRINTF(4, ("why intr? isr %x iptr %x optr %x\n",
2336 isr, optr, iptr));
2337 }
2338
2339 while (optr != iptr) {
2340 ispstatusreq_t *sp;
2341 u_int16_t oop;
2342 int buddaboom = 0;
2343
2344 sp = (ispstatusreq_t *) ISP_QUEUE_ENTRY(isp->isp_result, optr);
2345 oop = optr;
2346 optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN);
2347 nlooked++;
2348 MemoryBarrier();
2349 /*
2350 * Do any appropriate unswizzling of what the Qlogic f/w has
2351 * written into memory so it makes sense to us. This is a
2352 * per-platform thing.
2353 */
2354 ISP_UNSWIZZLE_RESPONSE(isp, sp);
2355 if (sp->req_header.rqs_entry_type != RQSTYPE_RESPONSE) {
2356 if (isp_handle_other_response(isp, sp, &optr) == 0) {
2357 continue;
2358 }
2359 /*
2360 * It really has to be a bounced request just copied
2361 * from the request queue to the response queue. If
2362 * not, something bad has happened.
2363 */
2364 if (sp->req_header.rqs_entry_type != RQSTYPE_REQUEST) {
2365 PRINTF("%s: not RESPONSE in RESPONSE Queue "
2366 "(type 0x%x) @ idx %d (next %d)\n",
2367 isp->isp_name,
2368 sp->req_header.rqs_entry_type, oop, optr);
2369 continue;
2370 }
2371 buddaboom = 1;
2372 }
2373
2374 if (sp->req_header.rqs_flags & 0xf) {
2375 #define _RQS_OFLAGS \
2376 ~(RQSFLAG_CONTINUATION|RQSFLAG_FULL|RQSFLAG_BADHEADER|RQSFLAG_BADPACKET)
2377 if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
2378 IDPRINTF(4, ("%s: continuation segment\n",
2379 isp->isp_name));
2380 ISP_WRITE(isp, INMAILBOX5, optr);
2381 continue;
2382 }
2383 if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
2384 IDPRINTF(2, ("%s: internal queues full\n",
2385 isp->isp_name));
2386 /*
2387 * We'll synthesize a QUEUE FULL message below.
2388 */
2389 }
2390 if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
2391 PRINTF("%s: bad header\n", isp->isp_name);
2392 buddaboom++;
2393 }
2394 if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
2395 PRINTF("%s: bad request packet\n",
2396 isp->isp_name);
2397 buddaboom++;
2398 }
2399 if (sp->req_header.rqs_flags & _RQS_OFLAGS) {
2400 PRINTF("%s: unknown flags in response (0x%x)\n",
2401 isp->isp_name, sp->req_header.rqs_flags);
2402 buddaboom++;
2403 }
2404 #undef _RQS_OFLAGS
2405 }
2406 if (sp->req_handle > isp->isp_maxcmds || sp->req_handle < 1) {
2407 PRINTF("%s: bad request handle %d\n", isp->isp_name,
2408 sp->req_handle);
2409 ISP_WRITE(isp, INMAILBOX5, optr);
2410 continue;
2411 }
2412 xs = isp_find_xs(isp, sp->req_handle);
2413 if (xs == NULL) {
2414 PRINTF("%s: NULL xs in xflist (handle 0x%x)\n",
2415 isp->isp_name, sp->req_handle);
2416 ISP_WRITE(isp, INMAILBOX5, optr);
2417 continue;
2418 }
2419 isp_destroy_handle(isp, sp->req_handle);
2420 if (sp->req_status_flags & RQSTF_BUS_RESET) {
2421 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs));
2422 }
2423 if (buddaboom) {
2424 XS_SETERR(xs, HBA_BOTCH);
2425 }
2426 XS_STS(xs) = sp->req_scsi_status & 0xff;
2427 if (IS_SCSI(isp)) {
2428 if (sp->req_state_flags & RQSF_GOT_SENSE) {
2429 MEMCPY(XS_SNSP(xs), sp->req_sense_data,
2430 XS_SNSLEN(xs));
2431 XS_SNS_IS_VALID(xs);
2432 }
2433 /*
2434 * A new synchronous rate was negotiated for this
2435 * target. Mark state such that we'll go look up
2436 * that which has changed later.
2437 */
2438 if (sp->req_status_flags & RQSTF_NEGOTIATION) {
2439 sdparam *sdp = isp->isp_param;
2440 sdp += XS_CHANNEL(xs);
2441 sdp->isp_devparam[XS_TGT(xs)].dev_refresh = 1;
2442 isp->isp_update |= (1 << XS_CHANNEL(xs));
2443 }
2444 } else {
2445 if (sp->req_scsi_status & RQCS_SV) {
2446 int amt = min(XS_SNSLEN(xs), sp->req_sense_len);
2447 MEMCPY(XS_SNSP(xs), sp->req_sense_data, amt);
2448 XS_SNS_IS_VALID(xs);
2449 sp->req_state_flags |= RQSF_GOT_SENSE;
2450 } else if (XS_STS(xs) == SCSI_CHECK) {
2451 IDPRINTF(1, ("%s: check condition with no sense"
2452 " data\n", isp->isp_name));
2453 }
2454 }
2455 if (XS_NOERR(xs) && XS_STS(xs) == SCSI_BUSY) {
2456 XS_SETERR(xs, HBA_TGTBSY);
2457 }
2458
2459 if (sp->req_header.rqs_entry_type == RQSTYPE_RESPONSE) {
2460 if (XS_NOERR(xs)) {
2461 if (sp->req_completion_status != RQCS_COMPLETE) {
2462 isp_parse_status(isp, sp, xs);
2463 } else {
2464 XS_SETERR(xs, HBA_NOERROR);
2465 }
2466 }
2467 } else if (sp->req_header.rqs_entry_type == RQSTYPE_REQUEST) {
2468 if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
2469 /*
2470 * Force Queue Full status.
2471 */
2472 XS_STS(xs) = SCSI_QFULL;
2473 XS_SETERR(xs, HBA_NOERROR);
2474 } else if (XS_NOERR(xs)) {
2475 XS_SETERR(xs, HBA_BOTCH);
2476 }
2477 } else {
2478 PRINTF("%s: unhandled respose queue type 0x%x\n",
2479 isp->isp_name, sp->req_header.rqs_entry_type);
2480 if (XS_NOERR(xs)) {
2481 XS_SETERR(xs, HBA_BOTCH);
2482 }
2483 }
2484 if (IS_SCSI(isp)) {
2485 XS_RESID(xs) = sp->req_resid;
2486 } else if (sp->req_scsi_status & RQCS_RU) {
2487 XS_RESID(xs) = sp->req_resid;
2488 IDPRINTF(4, ("%s: cnt %d rsd %d\n", isp->isp_name,
2489 XS_XFRLEN(xs), sp->req_resid));
2490 }
2491 if (XS_XFRLEN(xs)) {
2492 ISP_DMAFREE(isp, xs, sp->req_handle);
2493 }
2494 /*
2495 * Let the platforms cope.
2496 */
2497 #if 0
2498 /*
2499 * XXX: If we have a check condition, but no Sense Data,
2500 * XXX: mark it as an error (ARQ failed). We need to
2501 * XXX: to do a more distinct job because there may
2502 * XXX: cases where ARQ is disabled.
2503 */
2504 if (XS_STS(xs) == SCSI_CHECK && !(XS_IS_SNS_VALID(xs))) {
2505 if (XS_NOERR(xs)) {
2506 PRINTF("%s: ARQ failure for target %d lun %d\n",
2507 isp->isp_name, XS_TGT(xs), XS_LUN(xs));
2508 XS_SETERR(xs, HBA_ARQFAIL);
2509 }
2510 }
2511 #endif
2512 if ((isp->isp_dblev >= 5) ||
2513 (isp->isp_dblev > 2 && !XS_NOERR(xs))) {
2514 PRINTF("%s(%d.%d): FIN dl%d resid%d STS %x",
2515 isp->isp_name, XS_TGT(xs), XS_LUN(xs),
2516 XS_XFRLEN(xs), XS_RESID(xs), XS_STS(xs));
2517 if (sp->req_state_flags & RQSF_GOT_SENSE) {
2518 PRINTF(" Skey: %x", XS_SNSKEY(xs));
2519 if (!(XS_IS_SNS_VALID(xs))) {
2520 PRINTF(" BUT NOT SET");
2521 }
2522 }
2523 PRINTF(" XS_ERR=0x%x\n", (unsigned int) XS_ERR(xs));
2524 }
2525
2526 if (isp->isp_nactive > 0)
2527 isp->isp_nactive--;
2528 complist[ndone++] = xs; /* defer completion call until later */
2529 }
2530
2531 /*
2532 * If we looked at any commands, then it's valid to find out
2533 * what the outpointer is. It also is a trigger to update the
2534 * ISP's notion of what we've seen so far.
2535 */
2536 if (nlooked) {
2537 ISP_WRITE(isp, INMAILBOX5, optr);
2538 isp->isp_reqodx = ISP_READ(isp, OUTMAILBOX4);
2539 }
2540 isp->isp_residx = optr;
2541 for (i = 0; i < ndone; i++) {
2542 xs = complist[i];
2543 if (xs) {
2544 XS_CMD_DONE(xs);
2545 }
2546 }
2547 ENABLE_INTS(isp);
2548 return (1);
2549 }
2550
2551 /*
2552 * Support routines.
2553 */
2554
2555 static int
2556 isp_parse_async(isp, mbox)
2557 struct ispsoftc *isp;
2558 int mbox;
2559 {
2560 int bus;
2561 u_int32_t fast_post_handle = 0;
2562
2563 if (IS_DUALBUS(isp)) {
2564 bus = ISP_READ(isp, OUTMAILBOX6);
2565 } else {
2566 bus = 0;
2567 }
2568
2569 switch (mbox) {
2570 case MBOX_COMMAND_COMPLETE: /* sometimes these show up */
2571 break;
2572 case ASYNC_BUS_RESET:
2573 isp->isp_sendmarker = (1 << bus);
2574 #ifdef ISP_TARGET_MODE
2575 isp_target_async(isp, bus, mbox);
2576 #endif
2577 isp_async(isp, ISPASYNC_BUS_RESET, &bus);
2578 break;
2579 case ASYNC_SYSTEM_ERROR:
2580 mbox = ISP_READ(isp, OUTMAILBOX1);
2581 PRINTF("%s: Internal FW Error @ RISC Addr 0x%x\n",
2582 isp->isp_name, mbox);
2583 isp_restart(isp);
2584 /* no point continuing after this */
2585 return (-1);
2586
2587 case ASYNC_RQS_XFER_ERR:
2588 PRINTF("%s: Request Queue Transfer Error\n", isp->isp_name);
2589 break;
2590
2591 case ASYNC_RSP_XFER_ERR:
2592 PRINTF("%s: Response Queue Transfer Error\n", isp->isp_name);
2593 break;
2594
2595 case ASYNC_QWAKEUP:
2596 /*
2597 * We've just been notified that the Queue has woken up.
2598 * We don't need to be chatty about this- just unlatch things
2599 * and move on.
2600 */
2601 mbox = ISP_READ(isp, OUTMAILBOX4);
2602 break;
2603
2604 case ASYNC_TIMEOUT_RESET:
2605 PRINTF("%s: timeout initiated SCSI bus reset of bus %d\n",
2606 isp->isp_name, bus);
2607 isp->isp_sendmarker = (1 << bus);
2608 #ifdef ISP_TARGET_MODE
2609 isp_target_async(isp, bus, mbox);
2610 #endif
2611 break;
2612
2613 case ASYNC_DEVICE_RESET:
2614 PRINTF("%s: device reset on bus %d\n", isp->isp_name, bus);
2615 isp->isp_sendmarker = 1 << bus;
2616 #ifdef ISP_TARGET_MODE
2617 isp_target_async(isp, bus, mbox);
2618 #endif
2619 break;
2620
2621 case ASYNC_EXTMSG_UNDERRUN:
2622 PRINTF("%s: extended message underrun\n", isp->isp_name);
2623 break;
2624
2625 case ASYNC_SCAM_INT:
2626 PRINTF("%s: SCAM interrupt\n", isp->isp_name);
2627 break;
2628
2629 case ASYNC_HUNG_SCSI:
2630 PRINTF("%s: stalled SCSI Bus after DATA Overrun\n",
2631 isp->isp_name);
2632 /* XXX: Need to issue SCSI reset at this point */
2633 break;
2634
2635 case ASYNC_KILLED_BUS:
2636 PRINTF("%s: SCSI Bus reset after DATA Overrun\n",
2637 isp->isp_name);
2638 break;
2639
2640 case ASYNC_BUS_TRANSIT:
2641 mbox = ISP_READ(isp, OUTMAILBOX2);
2642 switch (mbox & 0x1c00) {
2643 case SXP_PINS_LVD_MODE:
2644 PRINTF("%s: Transition to LVD mode\n", isp->isp_name);
2645 ((sdparam *)isp->isp_param)->isp_diffmode = 0;
2646 ((sdparam *)isp->isp_param)->isp_ultramode = 0;
2647 ((sdparam *)isp->isp_param)->isp_lvdmode = 1;
2648 break;
2649 case SXP_PINS_HVD_MODE:
2650 PRINTF("%s: Transition to Differential mode\n",
2651 isp->isp_name);
2652 ((sdparam *)isp->isp_param)->isp_diffmode = 1;
2653 ((sdparam *)isp->isp_param)->isp_ultramode = 0;
2654 ((sdparam *)isp->isp_param)->isp_lvdmode = 0;
2655 break;
2656 case SXP_PINS_SE_MODE:
2657 PRINTF("%s: Transition to Single Ended mode\n",
2658 isp->isp_name);
2659 ((sdparam *)isp->isp_param)->isp_diffmode = 0;
2660 ((sdparam *)isp->isp_param)->isp_ultramode = 1;
2661 ((sdparam *)isp->isp_param)->isp_lvdmode = 0;
2662 break;
2663 default:
2664 PRINTF("%s: Transition to unknown mode 0x%x\n",
2665 isp->isp_name, mbox);
2666 break;
2667 }
2668 /*
2669 * XXX: Set up to renegotiate again!
2670 */
2671 /* Can only be for a 1080... */
2672 isp->isp_sendmarker = (1 << bus);
2673 break;
2674
2675 case ASYNC_CMD_CMPLT:
2676 fast_post_handle = (ISP_READ(isp, OUTMAILBOX2) << 16) |
2677 ISP_READ(isp, OUTMAILBOX1);
2678 IDPRINTF(4, ("%s: fast post completion of %u\n", isp->isp_name,
2679 fast_post_handle));
2680 break;
2681
2682 case ASYNC_CTIO_DONE:
2683 /* Should only occur when Fast Posting Set for 2100s */
2684 PRINTF("%s: CTIO done\n", isp->isp_name);
2685 break;
2686
2687 case ASYNC_LIP_OCCURRED:
2688 ((fcparam *) isp->isp_param)->isp_lipseq =
2689 ISP_READ(isp, OUTMAILBOX1);
2690 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT;
2691 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD;
2692 isp->isp_sendmarker = 1;
2693 isp_mark_getpdb_all(isp);
2694 IDPRINTF(1, ("%s: LIP occurred\n", isp->isp_name));
2695 #ifdef ISP_TARGET_MODE
2696 isp_target_async(isp, bus, mbox);
2697 #endif
2698 break;
2699
2700 case ASYNC_LOOP_UP:
2701 isp->isp_sendmarker = 1;
2702 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT;
2703 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD;
2704 isp_mark_getpdb_all(isp);
2705 isp_async(isp, ISPASYNC_LOOP_UP, NULL);
2706 #ifdef ISP_TARGET_MODE
2707 isp_target_async(isp, bus, mbox);
2708 #endif
2709 break;
2710
2711 case ASYNC_LOOP_DOWN:
2712 isp->isp_sendmarker = 1;
2713 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT;
2714 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL;
2715 isp_mark_getpdb_all(isp);
2716 isp_async(isp, ISPASYNC_LOOP_DOWN, NULL);
2717 #ifdef ISP_TARGET_MODE
2718 isp_target_async(isp, bus, mbox);
2719 #endif
2720 break;
2721
2722 case ASYNC_LOOP_RESET:
2723 isp->isp_sendmarker = 1 << bus;
2724 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT;
2725 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL;
2726 isp_mark_getpdb_all(isp);
2727 PRINTF("%s: Loop RESET\n", isp->isp_name);
2728 #ifdef ISP_TARGET_MODE
2729 isp_target_async(isp, bus, mbox);
2730 #endif
2731 break;
2732
2733 case ASYNC_PDB_CHANGED:
2734 isp->isp_sendmarker = 1;
2735 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD;
2736 isp_mark_getpdb_all(isp);
2737 IDPRINTF(2, ("%s: Port Database Changed\n", isp->isp_name));
2738 break;
2739
2740 case ASYNC_CHANGE_NOTIFY:
2741 isp_mark_getpdb_all(isp);
2742 /*
2743 * Not correct, but it will force us to rescan the loop.
2744 */
2745 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD;
2746 isp_async(isp, ISPASYNC_CHANGE_NOTIFY, NULL);
2747 break;
2748
2749 case ASYNC_PTPMODE:
2750 PRINTF("%s: Point-to-Point mode\n", isp->isp_name);
2751 break;
2752
2753 case ASYNC_CONNMODE:
2754 mbox = ISP_READ(isp, OUTMAILBOX1);
2755 switch (mbox) {
2756 case ISP_CONN_LOOP:
2757 PRINTF("%s: Point-to-Point -> Loop mode\n",
2758 isp->isp_name);
2759 break;
2760 case ISP_CONN_PTP:
2761 PRINTF("%s: Loop -> Point-to-Point mode\n",
2762 isp->isp_name);
2763 break;
2764 case ISP_CONN_BADLIP:
2765 PRINTF("%s: Point-to-Point -> Loop mode (1)\n",
2766 isp->isp_name);
2767 break;
2768 case ISP_CONN_FATAL:
2769 PRINTF("%s: FATAL CONNECTION ERROR\n", isp->isp_name);
2770 isp_restart(isp);
2771 /* no point continuing after this */
2772 return (-1);
2773
2774 case ISP_CONN_LOOPBACK:
2775 PRINTF("%s: Looped Back in Point-to-Point mode\n",
2776 isp->isp_name);
2777 }
2778 break;
2779
2780 default:
2781 PRINTF("%s: unknown async code 0x%x\n", isp->isp_name, mbox);
2782 break;
2783 }
2784 return (fast_post_handle);
2785 }
2786
2787 /*
2788 * Handle other response entries. A pointer to the request queue output
2789 * index is here in case we want to eat several entries at once, although
2790 * this is not used currently.
2791 */
2792
2793 static int
2794 isp_handle_other_response(isp, sp, optrp)
2795 struct ispsoftc *isp;
2796 ispstatusreq_t *sp;
2797 u_int16_t *optrp;
2798 {
2799 switch (sp->req_header.rqs_entry_type) {
2800 case RQSTYPE_ATIO:
2801 case RQSTYPE_CTIO:
2802 case RQSTYPE_ENABLE_LUN:
2803 case RQSTYPE_MODIFY_LUN:
2804 case RQSTYPE_NOTIFY:
2805 case RQSTYPE_NOTIFY_ACK:
2806 case RQSTYPE_CTIO1:
2807 case RQSTYPE_ATIO2:
2808 case RQSTYPE_CTIO2:
2809 case RQSTYPE_CTIO3:
2810 #ifdef ISP_TARGET_MODE
2811 return (isp_target_notify(isp, sp, optrp));
2812 #else
2813 /* FALLTHROUGH */
2814 #endif
2815 case RQSTYPE_REQUEST:
2816 default:
2817 PRINTF("%s: unhandled response type 0x%x\n", isp->isp_name,
2818 sp->req_header.rqs_entry_type);
2819 return (-1);
2820 }
2821 }
2822
2823 static void
2824 isp_parse_status(isp, sp, xs)
2825 struct ispsoftc *isp;
2826 ispstatusreq_t *sp;
2827 ISP_SCSI_XFER_T *xs;
2828 {
2829 switch (sp->req_completion_status) {
2830 case RQCS_COMPLETE:
2831 XS_SETERR(xs, HBA_NOERROR);
2832 return;
2833
2834 case RQCS_INCOMPLETE:
2835 if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
2836 IDPRINTF(3, ("%s: Selection Timeout for %d.%d.%d\n",
2837 isp->isp_name, XS_TGT(xs), XS_LUN(xs),
2838 XS_CHANNEL(xs)));
2839 XS_SETERR(xs, HBA_SELTIMEOUT);
2840 return;
2841 }
2842 PRINTF("%s: command incomplete for %d.%d.%d, state 0x%x\n",
2843 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs),
2844 sp->req_state_flags);
2845 break;
2846
2847 case RQCS_DMA_ERROR:
2848 PRINTF("%s: DMA error for command on %d.%d.%d\n",
2849 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2850 break;
2851
2852 case RQCS_TRANSPORT_ERROR:
2853 PRINTF("%s: transport error for %d.%d.%d\n",
2854 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2855 isp_prtstst(sp);
2856 break;
2857
2858 case RQCS_RESET_OCCURRED:
2859 IDPRINTF(1, ("%s: bus reset destroyed command for %d.%d.%d\n",
2860 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)));
2861 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs));
2862 XS_SETERR(xs, HBA_BUSRESET);
2863 return;
2864
2865 case RQCS_ABORTED:
2866 PRINTF("%s: command aborted for %d.%d.%d\n",
2867 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2868 isp->isp_sendmarker |= (1 << XS_CHANNEL(xs));
2869 XS_SETERR(xs, HBA_ABORTED);
2870 return;
2871
2872 case RQCS_TIMEOUT:
2873 IDPRINTF(2, ("%s: command timed out for %d.%d.%d\n",
2874 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs)));
2875 XS_SETERR(xs, HBA_CMDTIMEOUT);
2876 return;
2877
2878 case RQCS_DATA_OVERRUN:
2879 if (IS_FC(isp)) {
2880 XS_RESID(xs) = sp->req_resid;
2881 break;
2882 }
2883 PRINTF("%s: data overrun for command on %d.%d.%d\n",
2884 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2885 XS_SETERR(xs, HBA_DATAOVR);
2886 return;
2887
2888 case RQCS_COMMAND_OVERRUN:
2889 PRINTF("%s: command overrun for command on %d.%d.%d\n",
2890 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2891 break;
2892
2893 case RQCS_STATUS_OVERRUN:
2894 PRINTF("%s: status overrun for command on %d.%d.%d\n",
2895 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2896 break;
2897
2898 case RQCS_BAD_MESSAGE:
2899 PRINTF("%s: msg not COMMAND COMPLETE after status %d.%d.%d\n",
2900 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2901 break;
2902
2903 case RQCS_NO_MESSAGE_OUT:
2904 PRINTF("%s: No MESSAGE OUT phase after selection on %d.%d.%d\n",
2905 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2906 break;
2907
2908 case RQCS_EXT_ID_FAILED:
2909 PRINTF("%s: EXTENDED IDENTIFY failed %d.%d.%d\n",
2910 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2911 break;
2912
2913 case RQCS_IDE_MSG_FAILED:
2914 PRINTF("%s: INITIATOR DETECTED ERROR rejected by %d.%d.%d\n",
2915 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2916 break;
2917
2918 case RQCS_ABORT_MSG_FAILED:
2919 PRINTF("%s: ABORT OPERATION rejected by %d.%d.%d\n",
2920 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2921 break;
2922
2923 case RQCS_REJECT_MSG_FAILED:
2924 PRINTF("%s: MESSAGE REJECT rejected by %d.%d.%d\n",
2925 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2926 break;
2927
2928 case RQCS_NOP_MSG_FAILED:
2929 PRINTF("%s: NOP rejected by %d.%d.%d\n",
2930 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2931 break;
2932
2933 case RQCS_PARITY_ERROR_MSG_FAILED:
2934 PRINTF("%s: MESSAGE PARITY ERROR rejected by %d.%d.%d\n",
2935 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2936 break;
2937
2938 case RQCS_DEVICE_RESET_MSG_FAILED:
2939 PRINTF("%s: BUS DEVICE RESET rejected by %d.%d.%d\n",
2940 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2941 break;
2942
2943 case RQCS_ID_MSG_FAILED:
2944 PRINTF("%s: IDENTIFY rejected by %d.%d.%d\n",
2945 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2946 break;
2947
2948 case RQCS_UNEXP_BUS_FREE:
2949 PRINTF("%s: %d.%d.%d had an unexpected bus free\n",
2950 isp->isp_name, XS_CHANNEL(xs), XS_TGT(xs), XS_LUN(xs));
2951 break;
2952
2953 case RQCS_DATA_UNDERRUN:
2954 if (IS_FC(isp)) {
2955 XS_RESID(xs) = sp->req_resid;
2956 }
2957 XS_SETERR(xs, HBA_NOERROR);
2958 return;
2959
2960 case RQCS_XACT_ERR1:
2961 PRINTF("%s: HBA attempted queued transaction with disconnect "
2962 "not set for %d.%d.%d\n", isp->isp_name, XS_CHANNEL(xs),
2963 XS_TGT(xs), XS_LUN(xs));
2964 break;
2965
2966 case RQCS_XACT_ERR2:
2967 PRINTF("%s: HBA attempted queued transaction to target "
2968 "routine %d on target %d, bus %d\n", isp->isp_name,
2969 XS_LUN(xs), XS_TGT(xs), XS_CHANNEL(xs));
2970 break;
2971
2972 case RQCS_XACT_ERR3:
2973 PRINTF("%s: HBA attempted queued transaction for target %d lun "
2974 "%d on bus %d when queueing disabled\n", isp->isp_name,
2975 XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs));
2976 break;
2977
2978 case RQCS_BAD_ENTRY:
2979 PRINTF("%s: invalid IOCB entry type detected\n", isp->isp_name);
2980 break;
2981
2982 case RQCS_QUEUE_FULL:
2983 IDPRINTF(3, ("%s: internal queues full for target %d lun %d "
2984 "bus %d, status 0x%x\n", isp->isp_name, XS_TGT(xs),
2985 XS_LUN(xs), XS_CHANNEL(xs), XS_STS(xs)));
2986 /*
2987 * If QFULL or some other status byte is set, then this
2988 * isn't an error, per se.
2989 */
2990 if (XS_STS(xs) != 0) {
2991 XS_SETERR(xs, HBA_NOERROR);
2992 return;
2993 }
2994 break;
2995
2996 case RQCS_PHASE_SKIPPED:
2997 PRINTF("%s: SCSI phase skipped (e.g., COMMAND COMPLETE w/o "
2998 "STATUS phase) for target %d lun %d bus %d\n",
2999 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs));
3000 break;
3001
3002 case RQCS_ARQS_FAILED:
3003 PRINTF("%s: Auto Request Sense failed for %d.%d.%d\n",
3004 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs));
3005 return;
3006
3007 case RQCS_WIDE_FAILED:
3008 PRINTF("%s: Wide Negotiation failed for %d.%d.%d\n",
3009 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs));
3010 if (IS_SCSI(isp)) {
3011 sdparam *sdp = isp->isp_param;
3012 sdp += XS_CHANNEL(xs);
3013 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_WIDE;
3014 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
3015 isp->isp_update |= (1 << XS_CHANNEL(xs));
3016 }
3017 XS_SETERR(xs, HBA_NOERROR);
3018 return;
3019
3020 case RQCS_SYNCXFER_FAILED:
3021 PRINTF("%s: SDTR Message failed for target %d.%d.%d\n",
3022 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs));
3023 if (IS_SCSI(isp)) {
3024 sdparam *sdp = isp->isp_param;
3025 sdp += XS_CHANNEL(xs);
3026 sdp->isp_devparam[XS_TGT(xs)].dev_flags &= ~DPARM_SYNC;
3027 sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
3028 isp->isp_update |= (1 << XS_CHANNEL(xs));
3029 }
3030 break;
3031
3032 case RQCS_LVD_BUSERR:
3033 PRINTF("%s: Bad LVD condition while talking to %d.%d.%d\n",
3034 isp->isp_name, XS_TGT(xs), XS_LUN(xs), XS_CHANNEL(xs));
3035 break;
3036
3037 case RQCS_PORT_UNAVAILABLE:
3038 /*
3039 * No such port on the loop. Moral equivalent of SELTIMEO
3040 */
3041 IDPRINTF(3, ("%s: Port Unavailable for target %d\n",
3042 isp->isp_name, XS_TGT(xs)));
3043 XS_SETERR(xs, HBA_SELTIMEOUT);
3044 return;
3045
3046 case RQCS_PORT_LOGGED_OUT:
3047 /*
3048 * It was there (maybe)- treat as a selection timeout.
3049 */
3050 IDPRINTF(2, ("%s: port logout for target %d\n",
3051 isp->isp_name, XS_TGT(xs)));
3052 XS_SETERR(xs, HBA_SELTIMEOUT);
3053 return;
3054
3055 case RQCS_PORT_CHANGED:
3056 PRINTF("%s: port changed for target %d\n",
3057 isp->isp_name, XS_TGT(xs));
3058 XS_SETERR(xs, HBA_SELTIMEOUT);
3059 return;
3060
3061 case RQCS_PORT_BUSY:
3062 PRINTF("%s: port busy for target %d\n",
3063 isp->isp_name, XS_TGT(xs));
3064 XS_SETERR(xs, HBA_TGTBSY);
3065 return;
3066
3067 default:
3068 PRINTF("%s: completion status 0x%x\n",
3069 isp->isp_name, sp->req_completion_status);
3070 break;
3071 }
3072 XS_SETERR(xs, HBA_BOTCH);
3073 }
3074
3075 static void
3076 isp_fastpost_complete(isp, fph)
3077 struct ispsoftc *isp;
3078 u_int32_t fph;
3079 {
3080 ISP_SCSI_XFER_T *xs;
3081
3082 if (fph < 1) {
3083 return;
3084 }
3085 xs = isp_find_xs(isp, fph);
3086 if (xs == NULL) {
3087 PRINTF("%s: command for fast posting handle 0x%x not found\n",
3088 isp->isp_name, fph);
3089 return;
3090 }
3091 isp_destroy_handle(isp, fph);
3092
3093 /*
3094 * Since we don't have a result queue entry item,
3095 * we must believe that SCSI status is zero and
3096 * that all data transferred.
3097 */
3098 XS_RESID(xs) = 0;
3099 XS_STS(xs) = 0;
3100 if (XS_XFRLEN(xs)) {
3101 ISP_DMAFREE(isp, xs, fph);
3102 }
3103 XS_CMD_DONE(xs);
3104 if (isp->isp_nactive)
3105 isp->isp_nactive--;
3106 }
3107
3108 #define HINIB(x) ((x) >> 0x4)
3109 #define LONIB(x) ((x) & 0xf)
3110 #define MAKNIB(a, b) (((a) << 4) | (b))
3111 static u_int8_t mbpcnt[] = {
3112 MAKNIB(1, 1), /* 0x00: MBOX_NO_OP */
3113 MAKNIB(5, 5), /* 0x01: MBOX_LOAD_RAM */
3114 MAKNIB(2, 0), /* 0x02: MBOX_EXEC_FIRMWARE */
3115 MAKNIB(5, 5), /* 0x03: MBOX_DUMP_RAM */
3116 MAKNIB(3, 3), /* 0x04: MBOX_WRITE_RAM_WORD */
3117 MAKNIB(2, 3), /* 0x05: MBOX_READ_RAM_WORD */
3118 MAKNIB(6, 6), /* 0x06: MBOX_MAILBOX_REG_TEST */
3119 MAKNIB(2, 3), /* 0x07: MBOX_VERIFY_CHECKSUM */
3120 MAKNIB(1, 4), /* 0x08: MBOX_ABOUT_FIRMWARE */
3121 MAKNIB(0, 0), /* 0x09: */
3122 MAKNIB(0, 0), /* 0x0a: */
3123 MAKNIB(0, 0), /* 0x0b: */
3124 MAKNIB(0, 0), /* 0x0c: */
3125 MAKNIB(0, 0), /* 0x0d: */
3126 MAKNIB(1, 2), /* 0x0e: MBOX_CHECK_FIRMWARE */
3127 MAKNIB(0, 0), /* 0x0f: */
3128 MAKNIB(5, 5), /* 0x10: MBOX_INIT_REQ_QUEUE */
3129 MAKNIB(6, 6), /* 0x11: MBOX_INIT_RES_QUEUE */
3130 MAKNIB(4, 4), /* 0x12: MBOX_EXECUTE_IOCB */
3131 MAKNIB(2, 2), /* 0x13: MBOX_WAKE_UP */
3132 MAKNIB(1, 6), /* 0x14: MBOX_STOP_FIRMWARE */
3133 MAKNIB(4, 4), /* 0x15: MBOX_ABORT */
3134 MAKNIB(2, 2), /* 0x16: MBOX_ABORT_DEVICE */
3135 MAKNIB(3, 3), /* 0x17: MBOX_ABORT_TARGET */
3136 MAKNIB(3, 1), /* 0x18: MBOX_BUS_RESET */
3137 MAKNIB(2, 3), /* 0x19: MBOX_STOP_QUEUE */
3138 MAKNIB(2, 3), /* 0x1a: MBOX_START_QUEUE */
3139 MAKNIB(2, 3), /* 0x1b: MBOX_SINGLE_STEP_QUEUE */
3140 MAKNIB(2, 3), /* 0x1c: MBOX_ABORT_QUEUE */
3141 MAKNIB(2, 4), /* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
3142 MAKNIB(0, 0), /* 0x1e: */
3143 MAKNIB(1, 3), /* 0x1f: MBOX_GET_FIRMWARE_STATUS */
3144 MAKNIB(1, 4), /* 0x20: MBOX_GET_INIT_SCSI_ID, MBOX_GET_LOOP_ID */
3145 MAKNIB(1, 3), /* 0x21: MBOX_GET_SELECT_TIMEOUT */
3146 MAKNIB(1, 3), /* 0x22: MBOX_GET_RETRY_COUNT */
3147 MAKNIB(1, 2), /* 0x23: MBOX_GET_TAG_AGE_LIMIT */
3148 MAKNIB(1, 2), /* 0x24: MBOX_GET_CLOCK_RATE */
3149 MAKNIB(1, 2), /* 0x25: MBOX_GET_ACT_NEG_STATE */
3150 MAKNIB(1, 2), /* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
3151 MAKNIB(1, 3), /* 0x27: MBOX_GET_PCI_PARAMS */
3152 MAKNIB(2, 4), /* 0x28: MBOX_GET_TARGET_PARAMS */
3153 MAKNIB(2, 4), /* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
3154 MAKNIB(1, 2), /* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
3155 MAKNIB(0, 0), /* 0x2b: */
3156 MAKNIB(0, 0), /* 0x2c: */
3157 MAKNIB(0, 0), /* 0x2d: */
3158 MAKNIB(0, 0), /* 0x2e: */
3159 MAKNIB(0, 0), /* 0x2f: */
3160 MAKNIB(2, 2), /* 0x30: MBOX_SET_INIT_SCSI_ID */
3161 MAKNIB(2, 3), /* 0x31: MBOX_SET_SELECT_TIMEOUT */
3162 MAKNIB(3, 3), /* 0x32: MBOX_SET_RETRY_COUNT */
3163 MAKNIB(2, 2), /* 0x33: MBOX_SET_TAG_AGE_LIMIT */
3164 MAKNIB(2, 2), /* 0x34: MBOX_SET_CLOCK_RATE */
3165 MAKNIB(2, 2), /* 0x35: MBOX_SET_ACT_NEG_STATE */
3166 MAKNIB(2, 2), /* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
3167 MAKNIB(3, 3), /* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
3168 MAKNIB(4, 4), /* 0x38: MBOX_SET_TARGET_PARAMS */
3169 MAKNIB(4, 4), /* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
3170 MAKNIB(1, 2), /* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
3171 MAKNIB(0, 0), /* 0x3b: */
3172 MAKNIB(0, 0), /* 0x3c: */
3173 MAKNIB(0, 0), /* 0x3d: */
3174 MAKNIB(0, 0), /* 0x3e: */
3175 MAKNIB(0, 0), /* 0x3f: */
3176 MAKNIB(1, 2), /* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
3177 MAKNIB(6, 1), /* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
3178 MAKNIB(2, 3), /* 0x42: MBOX_EXEC_BIOS_IOCB */
3179 MAKNIB(0, 0), /* 0x43: */
3180 MAKNIB(0, 0), /* 0x44: */
3181 MAKNIB(0, 0), /* 0x45: */
3182 MAKNIB(0, 0), /* 0x46: */
3183 MAKNIB(0, 0), /* 0x47: */
3184 MAKNIB(0, 0), /* 0x48: */
3185 MAKNIB(0, 0), /* 0x49: */
3186 MAKNIB(2, 1), /* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
3187 MAKNIB(1, 2), /* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
3188 MAKNIB(0, 0), /* 0x4c: */
3189 MAKNIB(0, 0), /* 0x4d: */
3190 MAKNIB(0, 0), /* 0x4e: */
3191 MAKNIB(0, 0), /* 0x4f: */
3192 MAKNIB(0, 0), /* 0x50: */
3193 MAKNIB(0, 0), /* 0x51: */
3194 MAKNIB(0, 0), /* 0x52: */
3195 MAKNIB(0, 0), /* 0x53: */
3196 MAKNIB(8, 0), /* 0x54: MBOX_EXEC_COMMAND_IOCB_A64 */
3197 MAKNIB(2, 1), /* 0x55: MBOX_ENABLE_TARGET_MODE */
3198 MAKNIB(0, 0), /* 0x56: */
3199 MAKNIB(0, 0), /* 0x57: */
3200 MAKNIB(0, 0), /* 0x58: */
3201 MAKNIB(0, 0), /* 0x59: */
3202 MAKNIB(0, 0), /* 0x5a: */
3203 MAKNIB(0, 0), /* 0x5b: */
3204 MAKNIB(0, 0), /* 0x5c: */
3205 MAKNIB(0, 0), /* 0x5d: */
3206 MAKNIB(0, 0), /* 0x5e: */
3207 MAKNIB(0, 0), /* 0x5f: */
3208 MAKNIB(8, 6), /* 0x60: MBOX_INIT_FIRMWARE */
3209 MAKNIB(0, 0), /* 0x61: */
3210 MAKNIB(2, 1), /* 0x62: MBOX_INIT_LIP */
3211 MAKNIB(8, 1), /* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
3212 MAKNIB(8, 1), /* 0x64: MBOX_GET_PORT_DB */
3213 MAKNIB(3, 1), /* 0x65: MBOX_CLEAR_ACA */
3214 MAKNIB(3, 1), /* 0x66: MBOX_TARGET_RESET */
3215 MAKNIB(3, 1), /* 0x67: MBOX_CLEAR_TASK_SET */
3216 MAKNIB(3, 1), /* 0x68: MBOX_ABORT_TASK_SET */
3217 MAKNIB(1, 2), /* 0x69: MBOX_GET_FW_STATE */
3218 MAKNIB(2, 8), /* 0x6a: MBOX_GET_PORT_NAME */
3219 MAKNIB(8, 1), /* 0x6b: MBOX_GET_LINK_STATUS */
3220 MAKNIB(4, 4), /* 0x6c: MBOX_INIT_LIP_RESET */
3221 MAKNIB(0, 0), /* 0x6d: */
3222 MAKNIB(8, 2), /* 0x6e: MBOX_SEND_SNS */
3223 MAKNIB(4, 3), /* 0x6f: MBOX_FABRIC_LOGIN */
3224 MAKNIB(2, 1), /* 0x70: MBOX_SEND_CHANGE_REQUEST */
3225 MAKNIB(2, 1), /* 0x71: MBOX_FABRIC_LOGOUT */
3226 MAKNIB(4, 1) /* 0x72: MBOX_INIT_LIP_LOGIN */
3227 };
3228 #define NMBCOM (sizeof (mbpcnt) / sizeof (mbpcnt[0]))
3229
3230 static void
3231 isp_mboxcmd(isp, mbp)
3232 struct ispsoftc *isp;
3233 mbreg_t *mbp;
3234 {
3235 int outparam, inparam;
3236 int loops, dld = 0;
3237 u_int8_t opcode;
3238
3239 if (mbp->param[0] == ISP2100_SET_PCI_PARAM) {
3240 opcode = mbp->param[0] = MBOX_SET_PCI_PARAMETERS;
3241 inparam = 4;
3242 outparam = 4;
3243 goto command_known;
3244 } else if (mbp->param[0] > NMBCOM) {
3245 PRINTF("%s: bad command %x\n", isp->isp_name, mbp->param[0]);
3246 return;
3247 }
3248
3249 opcode = mbp->param[0];
3250 inparam = HINIB(mbpcnt[mbp->param[0]]);
3251 outparam = LONIB(mbpcnt[mbp->param[0]]);
3252
3253 if (inparam == 0 && outparam == 0) {
3254 PRINTF("%s: no parameters for %x\n", isp->isp_name,
3255 mbp->param[0]);
3256 return;
3257 }
3258
3259
3260 /*
3261 * Check for variants
3262 */
3263 #ifdef ISP2100_SCCLUN
3264 if (IS_FC(isp)) {
3265 switch (mbp->param[0]) {
3266 case MBOX_ABORT:
3267 inparam = 7;
3268 break;
3269 case MBOX_ABORT_DEVICE:
3270 case MBOX_START_QUEUE:
3271 case MBOX_STOP_QUEUE:
3272 case MBOX_SINGLE_STEP_QUEUE:
3273 case MBOX_ABORT_QUEUE:
3274 case MBOX_GET_DEV_QUEUE_STATUS:
3275 inparam = 3;
3276 break;
3277 case MBOX_BUS_RESET:
3278 inparam = 2;
3279 break;
3280 default:
3281 break;
3282 }
3283 }
3284 #endif
3285
3286 command_known:
3287
3288 /*
3289 * Set semaphore on mailbox registers to win any races to acquire them.
3290 */
3291 ISP_WRITE(isp, BIU_SEMA, 1);
3292
3293 /*
3294 * Qlogic Errata for the ISP2100 says that there is a necessary
3295 * debounce between between writing the semaphore register
3296 * and reading a mailbox register. I believe we're okay here.
3297 */
3298
3299 /*
3300 * Make sure we can send some words.
3301 * Check to see if there's an async mbox event pending.
3302 */
3303
3304 loops = MBOX_DELAY_COUNT;
3305 while ((ISP_READ(isp, HCCR) & HCCR_HOST_INT) != 0) {
3306 if (ISP_READ(isp, BIU_SEMA) & 1) {
3307 int fph;
3308 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0);
3309 /*
3310 * We have a pending MBOX async event.
3311 */
3312 if (mbox & 0x8000) {
3313 fph = isp_parse_async(isp, (int) mbox);
3314 IDPRINTF(5, ("%s: line %d, fph %d\n",
3315 isp->isp_name, __LINE__, fph));
3316 ISP_WRITE(isp, BIU_SEMA, 0);
3317 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
3318 if (fph < 0) {
3319 return;
3320 } else if (fph > 0) {
3321 isp_fastpost_complete(isp, fph);
3322 }
3323 SYS_DELAY(100);
3324 goto command_known;
3325 }
3326 /*
3327 * We have a pending MBOX completion? Might be
3328 * from a previous command. We can't (sometimes)
3329 * just clear HOST INTERRUPT, so we'll just silently
3330 * eat this here.
3331 */
3332 if (mbox & 0x4000) {
3333 IDPRINTF(5, ("%s: line %d, mbox 0x%x\n",
3334 isp->isp_name, __LINE__, mbox));
3335 ISP_WRITE(isp, BIU_SEMA, 0);
3336 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
3337 SYS_DELAY(100);
3338 goto command_known;
3339 }
3340 }
3341 SYS_DELAY(100);
3342 if (--loops < 0) {
3343 if (dld++ > 10) {
3344 PRINTF("%s: isp_mboxcmd could not get command "
3345 "started\n", isp->isp_name);
3346 return;
3347 }
3348 ISP_WRITE(isp, BIU_SEMA, 0);
3349 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
3350 goto command_known;
3351 }
3352 }
3353
3354 /*
3355 * Write input parameters.
3356 *
3357 * Special case some of the setups for the dual port SCSI cards.
3358 * XXX Eventually will be fixed by converting register write/read
3359 * XXX counts to bitmasks.
3360 */
3361 if (IS_DUALBUS(isp)) {
3362 switch (opcode) {
3363 case MBOX_GET_RETRY_COUNT:
3364 case MBOX_SET_RETRY_COUNT:
3365 ISP_WRITE(isp, INMAILBOX7, mbp->param[7]);
3366 mbp->param[7] = 0;
3367 ISP_WRITE(isp, INMAILBOX6, mbp->param[6]);
3368 mbp->param[6] = 0;
3369 break;
3370 case MBOX_SET_ASYNC_DATA_SETUP_TIME:
3371 case MBOX_SET_ACT_NEG_STATE:
3372 case MBOX_SET_TAG_AGE_LIMIT:
3373 case MBOX_SET_SELECT_TIMEOUT:
3374 ISP_WRITE(isp, INMAILBOX2, mbp->param[2]);
3375 mbp->param[2] = 0;
3376 break;
3377 }
3378 }
3379
3380 switch (inparam) {
3381 case 8: ISP_WRITE(isp, INMAILBOX7, mbp->param[7]); mbp->param[7] = 0;
3382 case 7: ISP_WRITE(isp, INMAILBOX6, mbp->param[6]); mbp->param[6] = 0;
3383 case 6:
3384 /*
3385 * The Qlogic 2100 cannot have registers 4 and 5 written to
3386 * after initialization or BAD THINGS HAPPEN (tm).
3387 */
3388 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE)
3389 ISP_WRITE(isp, INMAILBOX5, mbp->param[5]);
3390 mbp->param[5] = 0;
3391 case 5:
3392 if (IS_SCSI(isp) || mbp->param[0] == MBOX_INIT_FIRMWARE)
3393 ISP_WRITE(isp, INMAILBOX4, mbp->param[4]);
3394 mbp->param[4] = 0;
3395 case 4: ISP_WRITE(isp, INMAILBOX3, mbp->param[3]); mbp->param[3] = 0;
3396 case 3: ISP_WRITE(isp, INMAILBOX2, mbp->param[2]); mbp->param[2] = 0;
3397 case 2: ISP_WRITE(isp, INMAILBOX1, mbp->param[1]); mbp->param[1] = 0;
3398 case 1: ISP_WRITE(isp, INMAILBOX0, mbp->param[0]); mbp->param[0] = 0;
3399 }
3400
3401 /*
3402 * Clear RISC int condition.
3403 */
3404 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
3405
3406 /*
3407 * Clear semaphore on mailbox registers so that the Qlogic
3408 * may update outgoing registers.
3409 */
3410 ISP_WRITE(isp, BIU_SEMA, 0);
3411
3412 /*
3413 * Set Host Interrupt condition so that RISC will pick up mailbox regs.
3414 */
3415 ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
3416
3417 /*
3418 * Wait until HOST INT has gone away (meaning that the Qlogic
3419 * has picked up the mailbox command. Wait a long time.
3420 */
3421 loops = MBOX_DELAY_COUNT * 5;
3422 while ((ISP_READ(isp, HCCR) & HCCR_CMD_CLEAR_RISC_INT) != 0) {
3423 SYS_DELAY(100);
3424 if (--loops < 0) {
3425 PRINTF("%s: isp_mboxcmd timeout #2\n", isp->isp_name);
3426 return;
3427 }
3428 }
3429
3430 /*
3431 * While the Semaphore registers isn't set, wait for the Qlogic
3432 * to process the mailbox command. Again- wait a long time.
3433 */
3434 loops = MBOX_DELAY_COUNT * 5;
3435 while ((ISP_READ(isp, BIU_SEMA) & 1) == 0) {
3436 SYS_DELAY(100);
3437 /*
3438 * Wierd- I've seen the case where the semaphore register
3439 * isn't getting set- sort of a violation of the protocol..
3440 */
3441 if (ISP_READ(isp, OUTMAILBOX0) & 0x4000)
3442 break;
3443 if (--loops < 0) {
3444 PRINTF("%s: isp_mboxcmd timeout #3\n", isp->isp_name);
3445 return;
3446 }
3447 }
3448
3449 /*
3450 * Make sure that the MBOX_BUSY has gone away
3451 */
3452 loops = MBOX_DELAY_COUNT;
3453 for (;;) {
3454 u_int16_t mbox = ISP_READ(isp, OUTMAILBOX0);
3455 if (mbox == MBOX_BUSY) {
3456 if (--loops < 0) {
3457 PRINTF("%s: isp_mboxcmd timeout #4\n",
3458 isp->isp_name);
3459 return;
3460 }
3461 SYS_DELAY(100);
3462 continue;
3463 }
3464 /*
3465 * We have a pending MBOX async event.
3466 */
3467 if (mbox & 0x8000) {
3468 int fph = isp_parse_async(isp, (int) mbox);
3469 ISP_WRITE(isp, BIU_SEMA, 0);
3470 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
3471 if (fph < 0) {
3472 return;
3473 } else if (fph > 0) {
3474 isp_fastpost_complete(isp, fph);
3475 }
3476 SYS_DELAY(100);
3477 continue;
3478 }
3479 break;
3480 }
3481
3482 /*
3483 * Pick up output parameters. Special case some of the readbacks
3484 * for the dual port SCSI cards.
3485 */
3486 if (IS_DUALBUS(isp)) {
3487 switch (opcode) {
3488 case MBOX_GET_RETRY_COUNT:
3489 case MBOX_SET_RETRY_COUNT:
3490 mbp->param[7] = ISP_READ(isp, OUTMAILBOX7);
3491 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6);
3492 break;
3493 case MBOX_GET_TAG_AGE_LIMIT:
3494 case MBOX_SET_TAG_AGE_LIMIT:
3495 case MBOX_GET_ACT_NEG_STATE:
3496 case MBOX_SET_ACT_NEG_STATE:
3497 case MBOX_SET_ASYNC_DATA_SETUP_TIME:
3498 case MBOX_GET_ASYNC_DATA_SETUP_TIME:
3499 case MBOX_GET_RESET_DELAY_PARAMS:
3500 case MBOX_SET_RESET_DELAY_PARAMS:
3501 mbp->param[2] = ISP_READ(isp, OUTMAILBOX2);
3502 break;
3503 }
3504 }
3505
3506 if (IS_2200(isp)) {
3507 if (opcode == MBOX_GET_LOOP_ID) {
3508 mbp->param[6] = ISP_READ(isp, OUTMAILBOX6);
3509 }
3510 }
3511
3512 switch (outparam) {
3513 case 8: mbp->param[7] = ISP_READ(isp, OUTMAILBOX7);
3514 case 7: mbp->param[6] = ISP_READ(isp, OUTMAILBOX6);
3515 case 6: mbp->param[5] = ISP_READ(isp, OUTMAILBOX5);
3516 case 5: mbp->param[4] = ISP_READ(isp, OUTMAILBOX4);
3517 case 4: mbp->param[3] = ISP_READ(isp, OUTMAILBOX3);
3518 case 3: mbp->param[2] = ISP_READ(isp, OUTMAILBOX2);
3519 case 2: mbp->param[1] = ISP_READ(isp, OUTMAILBOX1);
3520 case 1: mbp->param[0] = ISP_READ(isp, OUTMAILBOX0);
3521 }
3522
3523 /*
3524 * Clear RISC int.
3525 */
3526 ISP_WRITE(isp, HCCR, HCCR_CMD_CLEAR_RISC_INT);
3527
3528 /*
3529 * Release semaphore on mailbox registers
3530 */
3531 ISP_WRITE(isp, BIU_SEMA, 0);
3532
3533 /*
3534 * Just to be chatty here...
3535 */
3536 switch (mbp->param[0]) {
3537 case MBOX_COMMAND_COMPLETE:
3538 break;
3539 case MBOX_INVALID_COMMAND:
3540 IDPRINTF(2, ("%s: mbox cmd %x failed with INVALID_COMMAND\n",
3541 isp->isp_name, opcode));
3542 break;
3543 case MBOX_HOST_INTERFACE_ERROR:
3544 PRINTF("%s: mbox cmd %x failed with HOST_INTERFACE_ERROR\n",
3545 isp->isp_name, opcode);
3546 break;
3547 case MBOX_TEST_FAILED:
3548 PRINTF("%s: mbox cmd %x failed with TEST_FAILED\n",
3549 isp->isp_name, opcode);
3550 break;
3551 case MBOX_COMMAND_ERROR:
3552 if (opcode != MBOX_ABOUT_FIRMWARE)
3553 PRINTF("%s: mbox cmd %x failed with COMMAND_ERROR\n",
3554 isp->isp_name, opcode);
3555 break;
3556 case MBOX_COMMAND_PARAM_ERROR:
3557 switch (opcode) {
3558 case MBOX_GET_PORT_DB:
3559 case MBOX_GET_PORT_NAME:
3560 case MBOX_GET_DEV_QUEUE_PARAMS:
3561 break;
3562 default:
3563 PRINTF("%s: mbox cmd %x failed with "
3564 "COMMAND_PARAM_ERROR\n", isp->isp_name, opcode);
3565 }
3566 break;
3567
3568 case MBOX_LOOP_ID_USED:
3569 case MBOX_PORT_ID_USED:
3570 case MBOX_ALL_IDS_USED:
3571 break;
3572
3573
3574 /*
3575 * Be silent about these...
3576 */
3577 case ASYNC_PDB_CHANGED:
3578 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_PDB_RCVD;
3579 break;
3580
3581 case ASYNC_LIP_OCCURRED:
3582 ((fcparam *) isp->isp_param)->isp_lipseq = mbp->param[1];
3583 /* FALLTHROUGH */
3584 case ASYNC_LOOP_UP:
3585 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT;
3586 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_LIP_RCVD;
3587 break;
3588
3589 case ASYNC_LOOP_DOWN:
3590 case ASYNC_LOOP_RESET:
3591 ((fcparam *) isp->isp_param)->isp_fwstate = FW_CONFIG_WAIT;
3592 ((fcparam *) isp->isp_param)->isp_loopstate = LOOP_NIL;
3593 /* FALLTHROUGH */
3594 case ASYNC_CHANGE_NOTIFY:
3595 break;
3596
3597 default:
3598 /*
3599 * The expected return of EXEC_FIRMWARE is zero.
3600 */
3601 if ((opcode == MBOX_EXEC_FIRMWARE && mbp->param[0] != 0) ||
3602 (opcode != MBOX_EXEC_FIRMWARE)) {
3603 PRINTF("%s: mbox cmd %x failed with error %x\n",
3604 isp->isp_name, opcode, mbp->param[0]);
3605 }
3606 break;
3607 }
3608 }
3609
3610 void
3611 isp_lostcmd(isp, xs)
3612 struct ispsoftc *isp;
3613 ISP_SCSI_XFER_T *xs;
3614 {
3615 mbreg_t mbs;
3616
3617 mbs.param[0] = MBOX_GET_FIRMWARE_STATUS;
3618 isp_mboxcmd(isp, &mbs);
3619 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3620 isp_dumpregs(isp, "couldn't GET FIRMWARE STATUS");
3621 return;
3622 }
3623 if (mbs.param[1]) {
3624 PRINTF("%s: %d commands on completion queue\n",
3625 isp->isp_name, mbs.param[1]);
3626 }
3627 if (XS_NULL(xs))
3628 return;
3629
3630 mbs.param[0] = MBOX_GET_DEV_QUEUE_STATUS;
3631 mbs.param[1] = (XS_TGT(xs) << 8) | XS_LUN(xs); /* XXX: WHICH BUS? */
3632 isp_mboxcmd(isp, &mbs);
3633 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3634 isp_dumpregs(isp, "couldn't GET DEVICE QUEUE STATUS");
3635 return;
3636 }
3637 PRINTF("%s: lost command for target %d lun %d, %d active of %d, "
3638 "Queue State: %x\n", isp->isp_name, XS_TGT(xs),
3639 XS_LUN(xs), mbs.param[2], mbs.param[3], mbs.param[1]);
3640
3641 isp_dumpregs(isp, "lost command");
3642 /*
3643 * XXX: Need to try and do something to recover.
3644 */
3645 }
3646
3647 static void
3648 isp_dumpregs(isp, msg)
3649 struct ispsoftc *isp;
3650 const char *msg;
3651 {
3652 PRINTF("%s: %s\n", isp->isp_name, msg);
3653 if (IS_SCSI(isp))
3654 PRINTF(" biu_conf1=%x", ISP_READ(isp, BIU_CONF1));
3655 else
3656 PRINTF(" biu_csr=%x", ISP_READ(isp, BIU2100_CSR));
3657 PRINTF(" biu_icr=%x biu_isr=%x biu_sema=%x ", ISP_READ(isp, BIU_ICR),
3658 ISP_READ(isp, BIU_ISR), ISP_READ(isp, BIU_SEMA));
3659 PRINTF("risc_hccr=%x\n", ISP_READ(isp, HCCR));
3660
3661
3662 if (IS_SCSI(isp)) {
3663 ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
3664 PRINTF(" cdma_conf=%x cdma_sts=%x cdma_fifostat=%x\n",
3665 ISP_READ(isp, CDMA_CONF), ISP_READ(isp, CDMA_STATUS),
3666 ISP_READ(isp, CDMA_FIFO_STS));
3667 PRINTF(" ddma_conf=%x ddma_sts=%x ddma_fifostat=%x\n",
3668 ISP_READ(isp, DDMA_CONF), ISP_READ(isp, DDMA_STATUS),
3669 ISP_READ(isp, DDMA_FIFO_STS));
3670 PRINTF(" sxp_int=%x sxp_gross=%x sxp(scsi_ctrl)=%x\n",
3671 ISP_READ(isp, SXP_INTERRUPT),
3672 ISP_READ(isp, SXP_GROSS_ERR),
3673 ISP_READ(isp, SXP_PINS_CTRL));
3674 ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
3675 }
3676 PRINTF(" mbox regs: %x %x %x %x %x\n",
3677 ISP_READ(isp, OUTMAILBOX0), ISP_READ(isp, OUTMAILBOX1),
3678 ISP_READ(isp, OUTMAILBOX2), ISP_READ(isp, OUTMAILBOX3),
3679 ISP_READ(isp, OUTMAILBOX4));
3680 ISP_DUMPREGS(isp);
3681 }
3682
3683 static void
3684 isp_fw_state(isp)
3685 struct ispsoftc *isp;
3686 {
3687 mbreg_t mbs;
3688 if (IS_FC(isp)) {
3689 int once = 0;
3690 fcparam *fcp = isp->isp_param;
3691 again:
3692 mbs.param[0] = MBOX_GET_FW_STATE;
3693 isp_mboxcmd(isp, &mbs);
3694 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3695 IDPRINTF(1, ("%s: isp_fw_state 0x%x\n", isp->isp_name,
3696 mbs.param[0]));
3697 switch (mbs.param[0]) {
3698 case ASYNC_PDB_CHANGED:
3699 if (once++ < 10) {
3700 goto again;
3701 }
3702 fcp->isp_fwstate = FW_CONFIG_WAIT;
3703 fcp->isp_loopstate = LOOP_PDB_RCVD;
3704 goto again;
3705 case ASYNC_LIP_OCCURRED:
3706 fcp->isp_lipseq = mbs.param[1];
3707 /* FALLTHROUGH */
3708 case ASYNC_LOOP_UP:
3709 fcp->isp_fwstate = FW_CONFIG_WAIT;
3710 fcp->isp_loopstate = LOOP_LIP_RCVD;
3711 if (once++ < 10) {
3712 goto again;
3713 }
3714 break;
3715 case ASYNC_LOOP_RESET:
3716 case ASYNC_LOOP_DOWN:
3717 fcp->isp_fwstate = FW_CONFIG_WAIT;
3718 fcp->isp_loopstate = LOOP_NIL;
3719 /* FALLTHROUGH */
3720 case ASYNC_CHANGE_NOTIFY:
3721 if (once++ < 10) {
3722 goto again;
3723 }
3724 break;
3725 }
3726 PRINTF("%s: GET FIRMWARE STATE failed (0x%x)\n",
3727 isp->isp_name, mbs.param[0]);
3728 return;
3729 }
3730 fcp->isp_fwstate = mbs.param[1];
3731 }
3732 }
3733
3734 static void
3735 isp_update(isp)
3736 struct ispsoftc *isp;
3737 {
3738 int bus;
3739
3740 for (bus = 0; isp->isp_update != 0; bus++) {
3741 if (isp->isp_update & (1 << bus)) {
3742 isp_update_bus(isp, bus);
3743 isp->isp_update ^= (1 << bus);
3744 }
3745 }
3746 }
3747
3748 static void
3749 isp_update_bus(isp, bus)
3750 struct ispsoftc *isp;
3751 int bus;
3752 {
3753 int tgt;
3754 mbreg_t mbs;
3755 sdparam *sdp;
3756
3757 if (IS_FC(isp)) {
3758 return;
3759 }
3760
3761 sdp = isp->isp_param;
3762 sdp += bus;
3763
3764 for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
3765 u_int16_t flags, period, offset;
3766 int get;
3767
3768 if (sdp->isp_devparam[tgt].dev_enable == 0) {
3769 IDPRINTF(1, ("%s: skipping target %d bus %d update\n",
3770 isp->isp_name, tgt, bus));
3771 continue;
3772 }
3773
3774 /*
3775 * If the goal is to update the status of the device,
3776 * take what's in dev_flags and try and set the device
3777 * toward that. Otherwise, if we're just refreshing the
3778 * current device state, get the current parameters.
3779 */
3780 if (sdp->isp_devparam[tgt].dev_update) {
3781 mbs.param[0] = MBOX_SET_TARGET_PARAMS;
3782 mbs.param[2] = sdp->isp_devparam[tgt].dev_flags;
3783 /*
3784 * Insist that PARITY must be enabled if SYNC
3785 * is enabled.
3786 */
3787 if (mbs.param[2] & DPARM_SYNC) {
3788 mbs.param[2] |= DPARM_PARITY;
3789 }
3790 mbs.param[3] =
3791 (sdp->isp_devparam[tgt].sync_offset << 8) |
3792 (sdp->isp_devparam[tgt].sync_period);
3793 sdp->isp_devparam[tgt].dev_update = 0;
3794 /*
3795 * A command completion later that has
3796 * RQSTF_NEGOTIATION set will cause
3797 * the dev_refresh/announce cycle.
3798 *
3799 * Note: It is really important to update our current
3800 * flags with at least the state of TAG capabilities-
3801 * otherwise we might try and send a tagged command
3802 * when we have it all turned off. So change it here
3803 * to say that current already matches goal.
3804 */
3805 sdp->isp_devparam[tgt].cur_dflags &= ~DPARM_TQING;
3806 sdp->isp_devparam[tgt].cur_dflags |=
3807 (sdp->isp_devparam[tgt].dev_flags & DPARM_TQING);
3808 sdp->isp_devparam[tgt].dev_refresh = 1;
3809 IDPRINTF(3, ("%s: bus %d set tgt %d flags 0x%x off 0x%x"
3810 " period 0x%x\n", isp->isp_name, bus, tgt,
3811 mbs.param[2], mbs.param[3] >> 8,
3812 mbs.param[3] & 0xff));
3813 get = 0;
3814 } else if (sdp->isp_devparam[tgt].dev_refresh) {
3815 mbs.param[0] = MBOX_GET_TARGET_PARAMS;
3816 sdp->isp_devparam[tgt].dev_refresh = 0;
3817 get = 1;
3818 } else {
3819 continue;
3820 }
3821 mbs.param[1] = (bus << 15) | (tgt << 8) ;
3822 isp_mboxcmd(isp, &mbs);
3823 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3824 PRINTF("%s: failed to %cet SCSI parameters for "
3825 "target %d\n", isp->isp_name, (get)? 'g' : 's',
3826 tgt);
3827 continue;
3828 }
3829 if (get == 0) {
3830 isp->isp_sendmarker |= (1 << bus);
3831 continue;
3832 }
3833 flags = mbs.param[2];
3834 period = mbs.param[3] & 0xff;
3835 offset = mbs.param[3] >> 8;
3836 sdp->isp_devparam[tgt].cur_dflags = flags;
3837 sdp->isp_devparam[tgt].cur_period = period;
3838 sdp->isp_devparam[tgt].cur_offset = offset;
3839 get = (bus << 16) | tgt;
3840 (void) isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, &get);
3841 }
3842 }
3843
3844 static void
3845 isp_setdfltparm(isp, channel)
3846 struct ispsoftc *isp;
3847 int channel;
3848 {
3849 int tgt;
3850 mbreg_t mbs;
3851 sdparam *sdp;
3852
3853 if (IS_FC(isp)) {
3854 fcparam *fcp = (fcparam *) isp->isp_param;
3855 fcp += channel;
3856 if (fcp->isp_gotdparms) {
3857 return;
3858 }
3859 fcp->isp_gotdparms = 1;
3860 fcp->isp_maxfrmlen = ICB_DFLT_FRMLEN;
3861 fcp->isp_maxalloc = ICB_DFLT_ALLOC;
3862 fcp->isp_execthrottle = ICB_DFLT_THROTTLE;
3863 fcp->isp_retry_delay = ICB_DFLT_RDELAY;
3864 fcp->isp_retry_count = ICB_DFLT_RCOUNT;
3865 /* Platform specific.... */
3866 fcp->isp_loopid = DEFAULT_LOOPID(isp);
3867 fcp->isp_nodewwn = DEFAULT_WWN(isp);
3868 fcp->isp_portwwn = 0;
3869 /*
3870 * Now try and read NVRAM
3871 */
3872 if ((isp->isp_confopts & (ISP_CFG_NONVRAM|ISP_CFG_OWNWWN)) ||
3873 (isp_read_nvram(isp))) {
3874 PRINTF("%s: using Node WWN 0x%08x%08x\n",
3875 isp->isp_name, (u_int32_t)(fcp->isp_nodewwn >> 32),
3876 (u_int32_t)(fcp->isp_nodewwn & 0xffffffff));
3877 }
3878 return;
3879 }
3880
3881 sdp = (sdparam *) isp->isp_param;
3882 sdp += channel;
3883
3884 /*
3885 * Been there, done that, got the T-shirt...
3886 */
3887 if (sdp->isp_gotdparms) {
3888 return;
3889 }
3890 sdp->isp_gotdparms = 1;
3891
3892 /*
3893 * If we've not been told to avoid reading NVRAM, try and read it.
3894 * If we're successful reading it, we can return since NVRAM will
3895 * tell us the right thing to do. Otherwise, establish some reasonable
3896 * defaults.
3897 */
3898 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
3899 if (isp_read_nvram(isp) == 0) {
3900 return;
3901 }
3902 }
3903
3904 /*
3905 * Now try and see whether we have specific values for them.
3906 */
3907 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
3908 mbs.param[0] = MBOX_GET_ACT_NEG_STATE;
3909 isp_mboxcmd(isp, &mbs);
3910 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3911 IDPRINTF(2, ("could not GET ACT NEG STATE\n"));
3912 sdp->isp_req_ack_active_neg = 1;
3913 sdp->isp_data_line_active_neg = 1;
3914 } else {
3915 sdp->isp_req_ack_active_neg =
3916 (mbs.param[1+channel] >> 4) & 0x1;
3917 sdp->isp_data_line_active_neg =
3918 (mbs.param[1+channel] >> 5) & 0x1;
3919 }
3920 } else {
3921 sdp->isp_req_ack_active_neg = 1;
3922 sdp->isp_data_line_active_neg = 1;
3923 }
3924
3925 IDPRINTF(3, ("%s: defaulting bus %d REQ/ACK Active Negation is %d\n",
3926 isp->isp_name, channel, sdp->isp_req_ack_active_neg));
3927 IDPRINTF(3, ("%s: defaulting bus %d DATA Active Negation is %d\n",
3928 isp->isp_name, channel, sdp->isp_data_line_active_neg));
3929
3930 /*
3931 * The trick here is to establish a default for the default (honk!)
3932 * state (dev_flags). Then try and get the current status from
3933 * the card to fill in the current state. We don't, in fact, set
3934 * the default to the SAFE default state- that's not the goal state.
3935 */
3936 for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
3937 sdp->isp_devparam[tgt].cur_offset = 0;
3938 sdp->isp_devparam[tgt].cur_period = 0;
3939 sdp->isp_devparam[tgt].dev_flags = DPARM_DEFAULT;
3940 sdp->isp_devparam[tgt].cur_dflags = 0;
3941 /*
3942 * We default to Wide/Fast for versions less than a 1040
3943 * (unless it's SBus).
3944 */
3945 if ((isp->isp_bustype == ISP_BT_SBUS &&
3946 isp->isp_type < ISP_HA_SCSI_1020A) ||
3947 (isp->isp_bustype == ISP_BT_PCI &&
3948 isp->isp_type < ISP_HA_SCSI_1040) ||
3949 (isp->isp_clock && isp->isp_clock < 60)) {
3950 sdp->isp_devparam[tgt].sync_offset =
3951 ISP_10M_SYNCPARMS >> 8;
3952 sdp->isp_devparam[tgt].sync_period =
3953 ISP_10M_SYNCPARMS & 0xff;
3954 } else if (IS_ULTRA2(isp)) {
3955 sdp->isp_devparam[tgt].sync_offset =
3956 ISP_40M_SYNCPARMS >> 8;
3957 sdp->isp_devparam[tgt].sync_period =
3958 ISP_40M_SYNCPARMS & 0xff;
3959 } else {
3960 sdp->isp_devparam[tgt].sync_offset =
3961 ISP_20M_SYNCPARMS >> 8;
3962 sdp->isp_devparam[tgt].sync_period =
3963 ISP_20M_SYNCPARMS & 0xff;
3964 }
3965
3966 /*
3967 * Don't get current target parameters if we've been
3968 * told not to use NVRAM- it's really the same thing.
3969 */
3970 if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
3971
3972 mbs.param[0] = MBOX_GET_TARGET_PARAMS;
3973 mbs.param[1] = tgt << 8;
3974 isp_mboxcmd(isp, &mbs);
3975 if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3976 continue;
3977 }
3978 sdp->isp_devparam[tgt].cur_dflags = mbs.param[2];
3979 sdp->isp_devparam[tgt].dev_flags = mbs.param[2];
3980 sdp->isp_devparam[tgt].cur_period = mbs.param[3] & 0xff;
3981 sdp->isp_devparam[tgt].cur_offset = mbs.param[3] >> 8;
3982
3983 /*
3984 * The maximum period we can really see
3985 * here is 100 (decimal), or 400 ns.
3986 * For some unknown reason we sometimes
3987 * get back wildass numbers from the
3988 * boot device's parameters (alpha only).
3989 */
3990 if ((mbs.param[3] & 0xff) <= 0x64) {
3991 sdp->isp_devparam[tgt].sync_period =
3992 mbs.param[3] & 0xff;
3993 sdp->isp_devparam[tgt].sync_offset =
3994 mbs.param[3] >> 8;
3995 }
3996
3997 /*
3998 * It is not safe to run Ultra Mode with a clock < 60.
3999 */
4000 if (((isp->isp_clock && isp->isp_clock < 60) ||
4001 (isp->isp_type < ISP_HA_SCSI_1020A)) &&
4002 (sdp->isp_devparam[tgt].sync_period <=
4003 (ISP_20M_SYNCPARMS & 0xff))) {
4004 sdp->isp_devparam[tgt].sync_offset =
4005 ISP_10M_SYNCPARMS >> 8;
4006 sdp->isp_devparam[tgt].sync_period =
4007 ISP_10M_SYNCPARMS & 0xff;
4008 }
4009 }
4010 IDPRINTF(3, ("%s: bus %d tgt %d flags %x offset %x period %x\n",
4011 isp->isp_name, channel, tgt,
4012 sdp->isp_devparam[tgt].dev_flags,
4013 sdp->isp_devparam[tgt].sync_offset,
4014 sdp->isp_devparam[tgt].sync_period));
4015 }
4016
4017 /*
4018 * Establish default some more default parameters.
4019 */
4020 sdp->isp_cmd_dma_burst_enable = 1;
4021 sdp->isp_data_dma_burst_enabl = 1;
4022 sdp->isp_fifo_threshold = 0;
4023 sdp->isp_initiator_id = 7;
4024 /* XXXX This is probably based upon clock XXXX */
4025 if (isp->isp_type >= ISP_HA_SCSI_1040) {
4026 sdp->isp_async_data_setup = 9;
4027 } else {
4028 sdp->isp_async_data_setup = 6;
4029 }
4030 sdp->isp_selection_timeout = 250;
4031 sdp->isp_max_queue_depth = MAXISPREQUEST;
4032 sdp->isp_tag_aging = 8;
4033 sdp->isp_bus_reset_delay = 3;
4034 sdp->isp_retry_count = 2;
4035 sdp->isp_retry_delay = 2;
4036
4037 for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
4038 sdp->isp_devparam[tgt].exc_throttle = 16;
4039 sdp->isp_devparam[tgt].dev_enable = 1;
4040 }
4041 }
4042
4043 /*
4044 * Re-initialize the ISP and complete all orphaned commands
4045 * with a 'botched' notice. The reset/init routines should
4046 * not disturb an already active list of commands.
4047 *
4048 * Locks held prior to coming here.
4049 */
4050
4051 void
4052 isp_restart(isp)
4053 struct ispsoftc *isp;
4054 {
4055 ISP_SCSI_XFER_T *xs;
4056 u_int32_t handle;
4057
4058 #if 0
4059 isp->isp_gotdparms = 0;
4060 #endif
4061 isp_reset(isp);
4062 if (isp->isp_state == ISP_RESETSTATE) {
4063 isp_init(isp);
4064 if (isp->isp_state == ISP_INITSTATE) {
4065 isp->isp_state = ISP_RUNSTATE;
4066 }
4067 }
4068 if (isp->isp_state != ISP_RUNSTATE) {
4069 PRINTF("%s: isp_restart cannot restart ISP\n", isp->isp_name);
4070 }
4071 isp->isp_nactive = 0;
4072
4073 for (handle = 1; handle <= (int) isp->isp_maxcmds; handle++) {
4074 xs = isp_find_xs(isp, handle);
4075 if (xs == NULL) {
4076 continue;
4077 }
4078 isp_destroy_handle(isp, handle);
4079 if (XS_XFRLEN(xs)) {
4080 ISP_DMAFREE(isp, xs, handle);
4081 XS_RESID(xs) = XS_XFRLEN(xs);
4082 } else {
4083 XS_RESID(xs) = 0;
4084 }
4085 XS_SETERR(xs, HBA_BUSRESET);
4086 XS_CMD_DONE(xs);
4087 }
4088 }
4089
4090 /*
4091 * NVRAM Routines
4092 */
4093 static int
4094 isp_read_nvram(isp)
4095 struct ispsoftc *isp;
4096 {
4097 int i, amt;
4098 u_int8_t csum, minversion;
4099 union {
4100 u_int8_t _x[ISP2100_NVRAM_SIZE];
4101 u_int16_t _s[ISP2100_NVRAM_SIZE>>1];
4102 } _n;
4103 #define nvram_data _n._x
4104 #define nvram_words _n._s
4105
4106 if (IS_FC(isp)) {
4107 amt = ISP2100_NVRAM_SIZE;
4108 minversion = 1;
4109 } else if (IS_ULTRA2(isp)) {
4110 amt = ISP1080_NVRAM_SIZE;
4111 minversion = 0;
4112 } else {
4113 amt = ISP_NVRAM_SIZE;
4114 minversion = 2;
4115 }
4116
4117 /*
4118 * Just read the first two words first to see if we have a valid
4119 * NVRAM to continue reading the rest with.
4120 */
4121 for (i = 0; i < 2; i++) {
4122 isp_rdnvram_word(isp, i, &nvram_words[i]);
4123 }
4124 if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
4125 nvram_data[2] != 'P') {
4126 if (isp->isp_bustype != ISP_BT_SBUS) {
4127 PRINTF("%s: invalid NVRAM header (%x,%x,%x,%x)\n",
4128 isp->isp_name, nvram_data[0], nvram_data[1],
4129 nvram_data[2], nvram_data[3]);
4130 }
4131 return (-1);
4132 }
4133 for (i = 2; i < amt>>1; i++) {
4134 isp_rdnvram_word(isp, i, &nvram_words[i]);
4135 }
4136 for (csum = 0, i = 0; i < amt; i++) {
4137 csum += nvram_data[i];
4138 }
4139 if (csum != 0) {
4140 PRINTF("%s: invalid NVRAM checksum\n", isp->isp_name);
4141 return (-1);
4142 }
4143 if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
4144 PRINTF("%s: version %d NVRAM not understood\n", isp->isp_name,
4145 ISP_NVRAM_VERSION(nvram_data));
4146 return (-1);
4147 }
4148
4149 if (IS_ULTRA3(isp)) {
4150 isp_parse_nvram_12160(isp, 0, nvram_data);
4151 isp_parse_nvram_12160(isp, 1, nvram_data);
4152 } else if (IS_1080(isp)) {
4153 isp_parse_nvram_1080(isp, 0, nvram_data);
4154 } else if (IS_1280(isp) || IS_1240(isp)) {
4155 isp_parse_nvram_1080(isp, 0, nvram_data);
4156 isp_parse_nvram_1080(isp, 1, nvram_data);
4157 } else if (IS_SCSI(isp)) {
4158 isp_parse_nvram_1020(isp, nvram_data);
4159 } else {
4160 isp_parse_nvram_2100(isp, nvram_data);
4161 }
4162 IDPRINTF(3, ("%s: NVRAM is valid\n", isp->isp_name));
4163 return (0);
4164 #undef nvram_data
4165 #undef nvram_words
4166 }
4167
4168 static void
4169 isp_rdnvram_word(isp, wo, rp)
4170 struct ispsoftc *isp;
4171 int wo;
4172 u_int16_t *rp;
4173 {
4174 int i, cbits;
4175 u_int16_t bit, rqst;
4176
4177 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
4178 SYS_DELAY(2);
4179 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
4180 SYS_DELAY(2);
4181
4182 if (IS_FC(isp)) {
4183 wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
4184 rqst = (ISP_NVRAM_READ << 8) | wo;
4185 cbits = 10;
4186 } else if (IS_ULTRA2(isp)) {
4187 wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
4188 rqst = (ISP_NVRAM_READ << 8) | wo;
4189 cbits = 10;
4190 } else {
4191 wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
4192 rqst = (ISP_NVRAM_READ << 6) | wo;
4193 cbits = 8;
4194 }
4195
4196 /*
4197 * Clock the word select request out...
4198 */
4199 for (i = cbits; i >= 0; i--) {
4200 if ((rqst >> i) & 1) {
4201 bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
4202 } else {
4203 bit = BIU_NVRAM_SELECT;
4204 }
4205 ISP_WRITE(isp, BIU_NVRAM, bit);
4206 SYS_DELAY(2);
4207 ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
4208 SYS_DELAY(2);
4209 ISP_WRITE(isp, BIU_NVRAM, bit);
4210 SYS_DELAY(2);
4211 }
4212 /*
4213 * Now read the result back in (bits come back in MSB format).
4214 */
4215 *rp = 0;
4216 for (i = 0; i < 16; i++) {
4217 u_int16_t rv;
4218 *rp <<= 1;
4219 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
4220 SYS_DELAY(2);
4221 rv = ISP_READ(isp, BIU_NVRAM);
4222 if (rv & BIU_NVRAM_DATAIN) {
4223 *rp |= 1;
4224 }
4225 SYS_DELAY(2);
4226 ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
4227 SYS_DELAY(2);
4228 }
4229 ISP_WRITE(isp, BIU_NVRAM, 0);
4230 SYS_DELAY(2);
4231 #if BYTE_ORDER == BIG_ENDIAN
4232 *rp = ((*rp >> 8) | ((*rp & 0xff) << 8));
4233 #endif
4234 }
4235
4236 static void
4237 isp_parse_nvram_1020(isp, nvram_data)
4238 struct ispsoftc *isp;
4239 u_int8_t *nvram_data;
4240 {
4241 int i;
4242 static char *tru = "true";
4243 static char *not = "false";
4244 sdparam *sdp = (sdparam *) isp->isp_param;
4245
4246 sdp->isp_fifo_threshold =
4247 ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
4248 (ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
4249
4250 sdp->isp_initiator_id =
4251 ISP_NVRAM_INITIATOR_ID(nvram_data);
4252
4253 sdp->isp_bus_reset_delay =
4254 ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
4255
4256 sdp->isp_retry_count =
4257 ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
4258
4259 sdp->isp_retry_delay =
4260 ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
4261
4262 sdp->isp_async_data_setup =
4263 ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
4264
4265 if (isp->isp_type >= ISP_HA_SCSI_1040) {
4266 if (sdp->isp_async_data_setup < 9) {
4267 sdp->isp_async_data_setup = 9;
4268 }
4269 } else {
4270 if (sdp->isp_async_data_setup != 6) {
4271 sdp->isp_async_data_setup = 6;
4272 }
4273 }
4274
4275 sdp->isp_req_ack_active_neg =
4276 ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
4277
4278 sdp->isp_data_line_active_neg =
4279 ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
4280
4281 sdp->isp_data_dma_burst_enabl =
4282 ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
4283
4284 sdp->isp_cmd_dma_burst_enable =
4285 ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
4286
4287 sdp->isp_tag_aging =
4288 ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
4289
4290 sdp->isp_selection_timeout =
4291 ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
4292
4293 sdp->isp_max_queue_depth =
4294 ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
4295
4296 isp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
4297 if (isp->isp_dblev > 2) {
4298 PRINTF("%s: NVRAM values:\n", isp->isp_name);
4299 PRINTF(" Fifo Threshold = 0x%x\n",
4300 sdp->isp_fifo_threshold);
4301 PRINTF(" Bus Reset Delay = %d\n",
4302 sdp->isp_bus_reset_delay);
4303 PRINTF(" Retry Count = %d\n",
4304 sdp->isp_retry_count);
4305 PRINTF(" Retry Delay = %d\n",
4306 sdp->isp_retry_delay);
4307 PRINTF(" Tag Age Limit = %d\n",
4308 sdp->isp_tag_aging);
4309 PRINTF(" Selection Timeout = %d\n",
4310 sdp->isp_selection_timeout);
4311 PRINTF(" Max Queue Depth = %d\n",
4312 sdp->isp_max_queue_depth);
4313 PRINTF(" Async Data Setup = 0x%x\n",
4314 sdp->isp_async_data_setup);
4315 PRINTF(" REQ/ACK Active Negation = %s\n",
4316 sdp->isp_req_ack_active_neg? tru : not);
4317 PRINTF(" Data Line Active Negation = %s\n",
4318 sdp->isp_data_line_active_neg? tru : not);
4319 PRINTF(" Data DMA Burst Enable = %s\n",
4320 sdp->isp_data_dma_burst_enabl? tru : not);
4321 PRINTF(" Cmd DMA Burst Enable = %s\n",
4322 sdp->isp_cmd_dma_burst_enable? tru : not);
4323 PRINTF(" Fast MTTR = %s\n",
4324 isp->isp_fast_mttr? tru : not);
4325 }
4326 for (i = 0; i < MAX_TARGETS; i++) {
4327 sdp->isp_devparam[i].dev_enable =
4328 ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i);
4329 sdp->isp_devparam[i].exc_throttle =
4330 ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i);
4331 sdp->isp_devparam[i].sync_offset =
4332 ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, i);
4333 sdp->isp_devparam[i].sync_period =
4334 ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, i);
4335
4336 if (isp->isp_type < ISP_HA_SCSI_1040) {
4337 /*
4338 * If we're not ultra, we can't possibly
4339 * be a shorter period than this.
4340 */
4341 if (sdp->isp_devparam[i].sync_period < 0x19) {
4342 sdp->isp_devparam[i].sync_period =
4343 0x19;
4344 }
4345 if (sdp->isp_devparam[i].sync_offset > 0xc) {
4346 sdp->isp_devparam[i].sync_offset =
4347 0x0c;
4348 }
4349 } else {
4350 if (sdp->isp_devparam[i].sync_offset > 0x8) {
4351 sdp->isp_devparam[i].sync_offset = 0x8;
4352 }
4353 }
4354 sdp->isp_devparam[i].dev_flags = 0;
4355 if (ISP_NVRAM_TGT_RENEG(nvram_data, i))
4356 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG;
4357 if (ISP_NVRAM_TGT_QFRZ(nvram_data, i)) {
4358 PRINTF("%s: not supporting QFRZ option for "
4359 "target %d\n", isp->isp_name, i);
4360 }
4361 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ;
4362 if (ISP_NVRAM_TGT_ARQ(nvram_data, i) == 0) {
4363 PRINTF("%s: not disabling ARQ option for "
4364 "target %d\n", isp->isp_name, i);
4365 }
4366 if (ISP_NVRAM_TGT_TQING(nvram_data, i))
4367 sdp->isp_devparam[i].dev_flags |= DPARM_TQING;
4368 if (ISP_NVRAM_TGT_SYNC(nvram_data, i))
4369 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC;
4370 if (ISP_NVRAM_TGT_WIDE(nvram_data, i))
4371 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE;
4372 if (ISP_NVRAM_TGT_PARITY(nvram_data, i))
4373 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY;
4374 if (ISP_NVRAM_TGT_DISC(nvram_data, i))
4375 sdp->isp_devparam[i].dev_flags |= DPARM_DISC;
4376 sdp->isp_devparam[i].cur_dflags = 0; /* we don't know */
4377 if (isp->isp_dblev > 2) {
4378 PRINTF(" Target %d: Enabled %d Throttle %d "
4379 "Offset %d Period %d Flags 0x%x\n", i,
4380 sdp->isp_devparam[i].dev_enable,
4381 sdp->isp_devparam[i].exc_throttle,
4382 sdp->isp_devparam[i].sync_offset,
4383 sdp->isp_devparam[i].sync_period,
4384 sdp->isp_devparam[i].dev_flags);
4385 }
4386 }
4387 }
4388
4389 static void
4390 isp_parse_nvram_1080(isp, bus, nvram_data)
4391 struct ispsoftc *isp;
4392 int bus;
4393 u_int8_t *nvram_data;
4394 {
4395 static char *tru = "true";
4396 static char *not = "false";
4397 int i;
4398 sdparam *sdp = (sdparam *) isp->isp_param;
4399 sdp += bus;
4400
4401 sdp->isp_fifo_threshold =
4402 ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
4403
4404 sdp->isp_initiator_id =
4405 ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
4406
4407 sdp->isp_bus_reset_delay =
4408 ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
4409
4410 sdp->isp_retry_count =
4411 ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
4412
4413 sdp->isp_retry_delay =
4414 ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
4415
4416 sdp->isp_async_data_setup =
4417 ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data,
4418 bus);
4419
4420 sdp->isp_req_ack_active_neg =
4421 ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data,
4422 bus);
4423
4424 sdp->isp_data_line_active_neg =
4425 ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data,
4426 bus);
4427
4428 sdp->isp_data_dma_burst_enabl =
4429 ISP1080_NVRAM_BURST_ENABLE(nvram_data);
4430
4431 sdp->isp_cmd_dma_burst_enable =
4432 ISP1080_NVRAM_BURST_ENABLE(nvram_data);
4433
4434 sdp->isp_selection_timeout =
4435 ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
4436
4437 sdp->isp_max_queue_depth =
4438 ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
4439
4440 if (isp->isp_dblev >= 3) {
4441 PRINTF("%s: ISP1080 bus %d NVRAM values:\n",
4442 isp->isp_name, bus);
4443 PRINTF(" Initiator ID = %d\n",
4444 sdp->isp_initiator_id);
4445 PRINTF(" Fifo Threshold = 0x%x\n",
4446 sdp->isp_fifo_threshold);
4447 PRINTF(" Bus Reset Delay = %d\n",
4448 sdp->isp_bus_reset_delay);
4449 PRINTF(" Retry Count = %d\n",
4450 sdp->isp_retry_count);
4451 PRINTF(" Retry Delay = %d\n",
4452 sdp->isp_retry_delay);
4453 PRINTF(" Tag Age Limit = %d\n",
4454 sdp->isp_tag_aging);
4455 PRINTF(" Selection Timeout = %d\n",
4456 sdp->isp_selection_timeout);
4457 PRINTF(" Max Queue Depth = %d\n",
4458 sdp->isp_max_queue_depth);
4459 PRINTF(" Async Data Setup = 0x%x\n",
4460 sdp->isp_async_data_setup);
4461 PRINTF(" REQ/ACK Active Negation = %s\n",
4462 sdp->isp_req_ack_active_neg? tru : not);
4463 PRINTF(" Data Line Active Negation = %s\n",
4464 sdp->isp_data_line_active_neg? tru : not);
4465 PRINTF(" Cmd DMA Burst Enable = %s\n",
4466 sdp->isp_cmd_dma_burst_enable? tru : not);
4467 }
4468 for (i = 0; i < MAX_TARGETS; i++) {
4469 sdp->isp_devparam[i].dev_enable =
4470 ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus);
4471 sdp->isp_devparam[i].exc_throttle =
4472 ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus);
4473 sdp->isp_devparam[i].sync_offset =
4474 ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus);
4475 sdp->isp_devparam[i].sync_period =
4476 ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus);
4477 sdp->isp_devparam[i].dev_flags = 0;
4478 if (ISP1080_NVRAM_TGT_RENEG(nvram_data, i, bus))
4479 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG;
4480 if (ISP1080_NVRAM_TGT_QFRZ(nvram_data, i, bus)) {
4481 PRINTF("%s: not supporting QFRZ option "
4482 "for target %d bus %d\n",
4483 isp->isp_name, i, bus);
4484 }
4485 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ;
4486 if (ISP1080_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) {
4487 PRINTF("%s: not disabling ARQ option "
4488 "for target %d bus %d\n",
4489 isp->isp_name, i, bus);
4490 }
4491 if (ISP1080_NVRAM_TGT_TQING(nvram_data, i, bus))
4492 sdp->isp_devparam[i].dev_flags |= DPARM_TQING;
4493 if (ISP1080_NVRAM_TGT_SYNC(nvram_data, i, bus))
4494 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC;
4495 if (ISP1080_NVRAM_TGT_WIDE(nvram_data, i, bus))
4496 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE;
4497 if (ISP1080_NVRAM_TGT_PARITY(nvram_data, i, bus))
4498 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY;
4499 if (ISP1080_NVRAM_TGT_DISC(nvram_data, i, bus))
4500 sdp->isp_devparam[i].dev_flags |= DPARM_DISC;
4501 sdp->isp_devparam[i].cur_dflags = 0;
4502 if (isp->isp_dblev >= 3) {
4503 PRINTF(" Target %d: Ena %d Throttle "
4504 "%d Offset %d Period %d Flags "
4505 "0x%x\n", i,
4506 sdp->isp_devparam[i].dev_enable,
4507 sdp->isp_devparam[i].exc_throttle,
4508 sdp->isp_devparam[i].sync_offset,
4509 sdp->isp_devparam[i].sync_period,
4510 sdp->isp_devparam[i].dev_flags);
4511 }
4512 }
4513 }
4514
4515 static void
4516 isp_parse_nvram_12160(isp, bus, nvram_data)
4517 struct ispsoftc *isp;
4518 int bus;
4519 u_int8_t *nvram_data;
4520 {
4521 static char *tru = "true";
4522 static char *not = "false";
4523 sdparam *sdp = (sdparam *) isp->isp_param;
4524 int i;
4525
4526 sdp += bus;
4527
4528 sdp->isp_fifo_threshold =
4529 ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
4530
4531 sdp->isp_initiator_id =
4532 ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
4533
4534 sdp->isp_bus_reset_delay =
4535 ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
4536
4537 sdp->isp_retry_count =
4538 ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
4539
4540 sdp->isp_retry_delay =
4541 ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
4542
4543 sdp->isp_async_data_setup =
4544 ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data,
4545 bus);
4546
4547 sdp->isp_req_ack_active_neg =
4548 ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data,
4549 bus);
4550
4551 sdp->isp_data_line_active_neg =
4552 ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data,
4553 bus);
4554
4555 sdp->isp_data_dma_burst_enabl =
4556 ISP12160_NVRAM_BURST_ENABLE(nvram_data);
4557
4558 sdp->isp_cmd_dma_burst_enable =
4559 ISP12160_NVRAM_BURST_ENABLE(nvram_data);
4560
4561 sdp->isp_selection_timeout =
4562 ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
4563
4564 sdp->isp_max_queue_depth =
4565 ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
4566
4567 if (isp->isp_dblev >= 3) {
4568 PRINTF("%s: ISP12160 bus %d NVRAM values:\n",
4569 isp->isp_name, bus);
4570 PRINTF(" Initiator ID = %d\n",
4571 sdp->isp_initiator_id);
4572 PRINTF(" Fifo Threshold = 0x%x\n",
4573 sdp->isp_fifo_threshold);
4574 PRINTF(" Bus Reset Delay = %d\n",
4575 sdp->isp_bus_reset_delay);
4576 PRINTF(" Retry Count = %d\n",
4577 sdp->isp_retry_count);
4578 PRINTF(" Retry Delay = %d\n",
4579 sdp->isp_retry_delay);
4580 PRINTF(" Tag Age Limit = %d\n",
4581 sdp->isp_tag_aging);
4582 PRINTF(" Selection Timeout = %d\n",
4583 sdp->isp_selection_timeout);
4584 PRINTF(" Max Queue Depth = %d\n",
4585 sdp->isp_max_queue_depth);
4586 PRINTF(" Async Data Setup = 0x%x\n",
4587 sdp->isp_async_data_setup);
4588 PRINTF(" REQ/ACK Active Negation = %s\n",
4589 sdp->isp_req_ack_active_neg? tru : not);
4590 PRINTF(" Data Line Active Negation = %s\n",
4591 sdp->isp_data_line_active_neg? tru : not);
4592 PRINTF(" Cmd DMA Burst Enable = %s\n",
4593 sdp->isp_cmd_dma_burst_enable? tru : not);
4594 }
4595
4596 for (i = 0; i < MAX_TARGETS; i++) {
4597 sdp->isp_devparam[i].dev_enable =
4598 ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, i, bus);
4599 sdp->isp_devparam[i].exc_throttle =
4600 ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, i, bus);
4601 sdp->isp_devparam[i].sync_offset =
4602 ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, i, bus);
4603 sdp->isp_devparam[i].sync_period =
4604 ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, i, bus);
4605 sdp->isp_devparam[i].dev_flags = 0;
4606 if (ISP12160_NVRAM_TGT_RENEG(nvram_data, i, bus))
4607 sdp->isp_devparam[i].dev_flags |= DPARM_RENEG;
4608 if (ISP12160_NVRAM_TGT_QFRZ(nvram_data, i, bus)) {
4609 PRINTF("%s: not supporting QFRZ option "
4610 "for target %d bus %d\n", isp->isp_name, i, bus);
4611 }
4612 sdp->isp_devparam[i].dev_flags |= DPARM_ARQ;
4613 if (ISP12160_NVRAM_TGT_ARQ(nvram_data, i, bus) == 0) {
4614 PRINTF("%s: not disabling ARQ option "
4615 "for target %d bus %d\n", isp->isp_name, i, bus);
4616 }
4617 if (ISP12160_NVRAM_TGT_TQING(nvram_data, i, bus))
4618 sdp->isp_devparam[i].dev_flags |= DPARM_TQING;
4619 if (ISP12160_NVRAM_TGT_SYNC(nvram_data, i, bus))
4620 sdp->isp_devparam[i].dev_flags |= DPARM_SYNC;
4621 if (ISP12160_NVRAM_TGT_WIDE(nvram_data, i, bus))
4622 sdp->isp_devparam[i].dev_flags |= DPARM_WIDE;
4623 if (ISP12160_NVRAM_TGT_PARITY(nvram_data, i, bus))
4624 sdp->isp_devparam[i].dev_flags |= DPARM_PARITY;
4625 if (ISP12160_NVRAM_TGT_DISC(nvram_data, i, bus))
4626 sdp->isp_devparam[i].dev_flags |= DPARM_DISC;
4627 sdp->isp_devparam[i].cur_dflags = 0;
4628 if (isp->isp_dblev >= 3) {
4629 PRINTF(" Target %d: Ena %d Throttle %d Offset %d "
4630 "Period %d Flags 0x%x\n", i,
4631 sdp->isp_devparam[i].dev_enable,
4632 sdp->isp_devparam[i].exc_throttle,
4633 sdp->isp_devparam[i].sync_offset,
4634 sdp->isp_devparam[i].sync_period,
4635 sdp->isp_devparam[i].dev_flags);
4636 }
4637 }
4638 }
4639
4640 static void
4641 isp_parse_nvram_2100(isp, nvram_data)
4642 struct ispsoftc *isp;
4643 u_int8_t *nvram_data;
4644 {
4645 fcparam *fcp = (fcparam *) isp->isp_param;
4646 union {
4647 struct {
4648 #if BYTE_ORDER == BIG_ENDIAN
4649 u_int32_t hi32;
4650 u_int32_t lo32;
4651 #else
4652 u_int32_t lo32;
4653 u_int32_t hi32;
4654 #endif
4655 } wd;
4656 u_int64_t full64;
4657 } wwnstore;
4658
4659 wwnstore.full64 = ISP2100_NVRAM_NODE_NAME(nvram_data);
4660
4661 /*
4662 * Broken PTI cards with nothing in the top nibble. Pah.
4663 */
4664 if ((wwnstore.wd.hi32 >> 28) == 0) {
4665 wwnstore.wd.hi32 |= (2 << 28);
4666 CFGPRINTF("%s: (corrected) Adapter WWN 0x%08x%08x\n",
4667 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32);
4668 } else {
4669 CFGPRINTF("%s: Adapter WWN 0x%08x%08x\n", isp->isp_name,
4670 wwnstore.wd.hi32, wwnstore.wd.lo32);
4671 }
4672 fcp->isp_nodewwn = wwnstore.full64;
4673
4674 /*
4675 * If the Node WWN has 2 in the top nibble, we can
4676 * authoritatively construct a Port WWN by adding
4677 * our unit number (plus one to make it nonzero) and
4678 * putting it into bits 59..56. If the top nibble isn't
4679 * 2, then we just set them identically.
4680 */
4681 if ((fcp->isp_nodewwn >> 60) == 2) {
4682 fcp->isp_portwwn = fcp->isp_nodewwn |
4683 (((u_int64_t)(isp->isp_unit+1)) << 56);
4684 } else {
4685 fcp->isp_portwwn = fcp->isp_nodewwn;
4686 }
4687 wwnstore.full64 = ISP2100_NVRAM_BOOT_NODE_NAME(nvram_data);
4688 if (wwnstore.full64 != 0) {
4689 PRINTF("%s: BOOT DEVICE WWN 0x%08x%08x\n",
4690 isp->isp_name, wwnstore.wd.hi32, wwnstore.wd.lo32);
4691 }
4692 fcp->isp_maxalloc =
4693 ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
4694 fcp->isp_maxfrmlen =
4695 ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
4696 fcp->isp_retry_delay =
4697 ISP2100_NVRAM_RETRY_DELAY(nvram_data);
4698 fcp->isp_retry_count =
4699 ISP2100_NVRAM_RETRY_COUNT(nvram_data);
4700 fcp->isp_loopid =
4701 ISP2100_NVRAM_HARDLOOPID(nvram_data);
4702 fcp->isp_execthrottle =
4703 ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
4704 fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
4705 if (isp->isp_dblev > 2) {
4706 PRINTF("%s: NVRAM values:\n", isp->isp_name);
4707 PRINTF(" Max IOCB Allocation = %d\n",
4708 fcp->isp_maxalloc);
4709 PRINTF(" Max Frame Length = %d\n",
4710 fcp->isp_maxfrmlen);
4711 PRINTF(" Execution Throttle = %d\n",
4712 fcp->isp_execthrottle);
4713 PRINTF(" Retry Count = %d\n",
4714 fcp->isp_retry_count);
4715 PRINTF(" Retry Delay = %d\n",
4716 fcp->isp_retry_delay);
4717 PRINTF(" Hard Loop ID = %d\n",
4718 fcp->isp_loopid);
4719 PRINTF(" Options = 0x%x\n",
4720 fcp->isp_fwoptions);
4721 PRINTF(" HBA Options = 0x%x\n",
4722 ISP2100_NVRAM_HBA_OPTIONS(nvram_data));
4723 }
4724 }
Cache object: 6ec2580130a02e7de75ea8f82d3d47da
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