xref: /freebsd/sys/dev/isp/isp.c (revision a530b610636be65c4948ba01a65da56627d7ffe2)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  *  Copyright (c) 2009-2018 Alexander Motin <mav@FreeBSD.org>
5  *  Copyright (c) 1997-2009 by Matthew Jacob
6  *  All rights reserved.
7  *
8  *  Redistribution and use in source and binary forms, with or without
9  *  modification, are permitted provided that the following conditions
10  *  are met:
11  *
12  *  1. Redistributions of source code must retain the above copyright
13  *     notice, this list of conditions and the following disclaimer.
14  *  2. Redistributions in binary form must reproduce the above copyright
15  *     notice, this list of conditions and the following disclaimer in the
16  *     documentation and/or other materials provided with the distribution.
17  *
18  *  THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  *  ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
22  *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  *  SUCH DAMAGE.
29  *
30  */
31 
32 /*
33  * Machine and OS Independent (well, as best as possible)
34  * code for the Qlogic ISP SCSI and FC-SCSI adapters.
35  */
36 
37 /*
38  * Inspiration and ideas about this driver are from Erik Moe's Linux driver
39  * (qlogicisp.c) and Dave Miller's SBus version of same (qlogicisp.c). Some
40  * ideas dredged from the Solaris driver.
41  */
42 
43 /*
44  * Include header file appropriate for platform we're building on.
45  */
46 #ifdef	__NetBSD__
47 #include <sys/cdefs.h>
48 __KERNEL_RCSID(0, "$NetBSD$");
49 #include <dev/ic/isp_netbsd.h>
50 #endif
51 #ifdef	__FreeBSD__
52 #include <sys/cdefs.h>
53 __FBSDID("$FreeBSD$");
54 #include <dev/isp/isp_freebsd.h>
55 #endif
56 #ifdef	__OpenBSD__
57 #include <dev/ic/isp_openbsd.h>
58 #endif
59 #ifdef	__linux__
60 #include "isp_linux.h"
61 #endif
62 #ifdef	__svr4__
63 #include "isp_solaris.h"
64 #endif
65 
66 /*
67  * General defines
68  */
69 #define	MBOX_DELAY_COUNT	1000000 / 100
70 
71 /*
72  * Local static data
73  */
74 static const char notresp[] = "Unknown IOCB in RESPONSE Queue (type 0x%x) @ idx %d (next %d)";
75 static const char bun[] = "bad underrun (count %d, resid %d, status %s)";
76 static const char lipd[] = "Chan %d LIP destroyed %d active commands";
77 static const char sacq[] = "unable to acquire scratch area";
78 
79 static const uint8_t alpa_map[] = {
80 	0xef, 0xe8, 0xe4, 0xe2, 0xe1, 0xe0, 0xdc, 0xda,
81 	0xd9, 0xd6, 0xd5, 0xd4, 0xd3, 0xd2, 0xd1, 0xce,
82 	0xcd, 0xcc, 0xcb, 0xca, 0xc9, 0xc7, 0xc6, 0xc5,
83 	0xc3, 0xbc, 0xba, 0xb9, 0xb6, 0xb5, 0xb4, 0xb3,
84 	0xb2, 0xb1, 0xae, 0xad, 0xac, 0xab, 0xaa, 0xa9,
85 	0xa7, 0xa6, 0xa5, 0xa3, 0x9f, 0x9e, 0x9d, 0x9b,
86 	0x98, 0x97, 0x90, 0x8f, 0x88, 0x84, 0x82, 0x81,
87 	0x80, 0x7c, 0x7a, 0x79, 0x76, 0x75, 0x74, 0x73,
88 	0x72, 0x71, 0x6e, 0x6d, 0x6c, 0x6b, 0x6a, 0x69,
89 	0x67, 0x66, 0x65, 0x63, 0x5c, 0x5a, 0x59, 0x56,
90 	0x55, 0x54, 0x53, 0x52, 0x51, 0x4e, 0x4d, 0x4c,
91 	0x4b, 0x4a, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3c,
92 	0x3a, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31,
93 	0x2e, 0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x27, 0x26,
94 	0x25, 0x23, 0x1f, 0x1e, 0x1d, 0x1b, 0x18, 0x17,
95 	0x10, 0x0f, 0x08, 0x04, 0x02, 0x01, 0x00
96 };
97 
98 /*
99  * Local function prototypes.
100  */
101 static void isp_parse_async(ispsoftc_t *, uint16_t);
102 static void isp_parse_async_fc(ispsoftc_t *, uint16_t);
103 static int isp_handle_other_response(ispsoftc_t *, int, isphdr_t *, uint32_t *);
104 static void isp_parse_status(ispsoftc_t *, ispstatusreq_t *, XS_T *, uint32_t *);
105 static void isp_parse_status_24xx(ispsoftc_t *, isp24xx_statusreq_t *, XS_T *, uint32_t *);
106 static void isp_fastpost_complete(ispsoftc_t *, uint32_t);
107 static void isp_scsi_init(ispsoftc_t *);
108 static void isp_scsi_channel_init(ispsoftc_t *, int);
109 static void isp_fibre_init(ispsoftc_t *);
110 static void isp_fibre_init_2400(ispsoftc_t *);
111 static void isp_clear_portdb(ispsoftc_t *, int);
112 static void isp_mark_portdb(ispsoftc_t *, int);
113 static int isp_plogx(ispsoftc_t *, int, uint16_t, uint32_t, int);
114 static int isp_port_login(ispsoftc_t *, uint16_t, uint32_t);
115 static int isp_port_logout(ispsoftc_t *, uint16_t, uint32_t);
116 static int isp_getpdb(ispsoftc_t *, int, uint16_t, isp_pdb_t *);
117 static int isp_gethandles(ispsoftc_t *, int, uint16_t *, int *, int);
118 static void isp_dump_chip_portdb(ispsoftc_t *, int);
119 static uint64_t isp_get_wwn(ispsoftc_t *, int, int, int);
120 static int isp_fclink_test(ispsoftc_t *, int, int);
121 static int isp_pdb_sync(ispsoftc_t *, int);
122 static int isp_scan_loop(ispsoftc_t *, int);
123 static int isp_gid_pt(ispsoftc_t *, int);
124 static int isp_scan_fabric(ispsoftc_t *, int);
125 static int isp_login_device(ispsoftc_t *, int, uint32_t, isp_pdb_t *, uint16_t *);
126 static int isp_send_change_request(ispsoftc_t *, int);
127 static int isp_register_fc4_type(ispsoftc_t *, int);
128 static int isp_register_fc4_features_24xx(ispsoftc_t *, int);
129 static int isp_register_port_name_24xx(ispsoftc_t *, int);
130 static int isp_register_node_name_24xx(ispsoftc_t *, int);
131 static uint16_t isp_next_handle(ispsoftc_t *, uint16_t *);
132 static int isp_fw_state(ispsoftc_t *, int);
133 static void isp_mboxcmd(ispsoftc_t *, mbreg_t *);
134 
135 static void isp_spi_update(ispsoftc_t *, int);
136 static void isp_setdfltsdparm(ispsoftc_t *);
137 static void isp_setdfltfcparm(ispsoftc_t *, int);
138 static int isp_read_nvram(ispsoftc_t *, int);
139 static int isp_read_nvram_2400(ispsoftc_t *, uint8_t *);
140 static void isp_rdnvram_word(ispsoftc_t *, int, uint16_t *);
141 static void isp_rd_2400_nvram(ispsoftc_t *, uint32_t, uint32_t *);
142 static void isp_parse_nvram_1020(ispsoftc_t *, uint8_t *);
143 static void isp_parse_nvram_1080(ispsoftc_t *, int, uint8_t *);
144 static void isp_parse_nvram_12160(ispsoftc_t *, int, uint8_t *);
145 static void isp_parse_nvram_2100(ispsoftc_t *, uint8_t *);
146 static void isp_parse_nvram_2400(ispsoftc_t *, uint8_t *);
147 
148 static void
149 isp_change_fw_state(ispsoftc_t *isp, int chan, int state)
150 {
151 	fcparam *fcp = FCPARAM(isp, chan);
152 
153 	if (fcp->isp_fwstate == state)
154 		return;
155 	isp_prt(isp, ISP_LOGCONFIG|ISP_LOG_SANCFG,
156 	    "Chan %d Firmware state <%s->%s>", chan,
157 	    isp_fc_fw_statename(fcp->isp_fwstate), isp_fc_fw_statename(state));
158 	fcp->isp_fwstate = state;
159 }
160 
161 /*
162  * Reset Hardware.
163  *
164  * Hit the chip over the head, download new f/w if available and set it running.
165  *
166  * Locking done elsewhere.
167  */
168 
169 void
170 isp_reset(ispsoftc_t *isp, int do_load_defaults)
171 {
172 	mbreg_t mbs;
173 	char *buf;
174 	uint64_t fwt;
175 	uint32_t code_org, val;
176 	int loops, i, dodnld = 1;
177 	const char *btype = "????";
178 	static const char dcrc[] = "Downloaded RISC Code Checksum Failure";
179 
180 	/*
181 	 * Basic types (SCSI, FibreChannel and PCI or SBus)
182 	 * have been set in the MD code. We figure out more
183 	 * here. Possibly more refined types based upon PCI
184 	 * identification. Chip revision has been gathered.
185 	 *
186 	 * After we've fired this chip up, zero out the conf1 register
187 	 * for SCSI adapters and do other settings for the 2100.
188 	 */
189 
190 	isp->isp_state = ISP_NILSTATE;
191 	ISP_DISABLE_INTS(isp);
192 
193 	/*
194 	 * Put the board into PAUSE mode (so we can read the SXP registers
195 	 * or write FPM/FBM registers).
196 	 */
197 	if (IS_24XX(isp)) {
198 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_HOST_INT);
199 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RISC_INT);
200 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_PAUSE);
201 	} else {
202 		ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
203 	}
204 
205 	if (IS_FC(isp)) {
206 		switch (isp->isp_type) {
207 		case ISP_HA_FC_2100:
208 			btype = "2100";
209 			break;
210 		case ISP_HA_FC_2200:
211 			btype = "2200";
212 			break;
213 		case ISP_HA_FC_2300:
214 			btype = "2300";
215 			break;
216 		case ISP_HA_FC_2312:
217 			btype = "2312";
218 			break;
219 		case ISP_HA_FC_2322:
220 			btype = "2322";
221 			break;
222 		case ISP_HA_FC_2400:
223 			btype = "2422";
224 			break;
225 		case ISP_HA_FC_2500:
226 			btype = "2532";
227 			break;
228 		case ISP_HA_FC_2600:
229 			btype = "2600";
230 			break;
231 		case ISP_HA_FC_2700:
232 			btype = "2700";
233 			break;
234 		default:
235 			break;
236 		}
237 
238 		if (!IS_24XX(isp)) {
239 			/*
240 			 * While we're paused, reset the FPM module and FBM
241 			 * fifos.
242 			 */
243 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
244 			ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
245 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
246 			ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
247 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
248 		}
249 	} else if (IS_1240(isp)) {
250 		sdparam *sdp;
251 
252 		btype = "1240";
253 		isp->isp_clock = 60;
254 		sdp = SDPARAM(isp, 0);
255 		sdp->isp_ultramode = 1;
256 		sdp = SDPARAM(isp, 1);
257 		sdp->isp_ultramode = 1;
258 		/*
259 		 * XXX: Should probably do some bus sensing.
260 		 */
261 	} else if (IS_ULTRA3(isp)) {
262 		sdparam *sdp = isp->isp_param;
263 
264 		isp->isp_clock = 100;
265 
266 		if (IS_10160(isp))
267 			btype = "10160";
268 		else if (IS_12160(isp))
269 			btype = "12160";
270 		else
271 			btype = "<UNKLVD>";
272 		sdp->isp_lvdmode = 1;
273 
274 		if (IS_DUALBUS(isp)) {
275 			sdp++;
276 			sdp->isp_lvdmode = 1;
277 		}
278 	} else if (IS_ULTRA2(isp)) {
279 		static const char m[] = "bus %d is in %s Mode";
280 		uint16_t l;
281 		sdparam *sdp = SDPARAM(isp, 0);
282 
283 		isp->isp_clock = 100;
284 
285 		if (IS_1280(isp))
286 			btype = "1280";
287 		else if (IS_1080(isp))
288 			btype = "1080";
289 		else
290 			btype = "<UNKLVD>";
291 
292 		l = ISP_READ(isp, SXP_PINS_DIFF) & ISP1080_MODE_MASK;
293 		switch (l) {
294 		case ISP1080_LVD_MODE:
295 			sdp->isp_lvdmode = 1;
296 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "LVD");
297 			break;
298 		case ISP1080_HVD_MODE:
299 			sdp->isp_diffmode = 1;
300 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "Differential");
301 			break;
302 		case ISP1080_SE_MODE:
303 			sdp->isp_ultramode = 1;
304 			isp_prt(isp, ISP_LOGCONFIG, m, 0, "Single-Ended");
305 			break;
306 		default:
307 			isp_prt(isp, ISP_LOGERR,
308 			    "unknown mode on bus %d (0x%x)", 0, l);
309 			break;
310 		}
311 
312 		if (IS_DUALBUS(isp)) {
313 			sdp = SDPARAM(isp, 1);
314 			l = ISP_READ(isp, SXP_PINS_DIFF|SXP_BANK1_SELECT);
315 			l &= ISP1080_MODE_MASK;
316 			switch (l) {
317 			case ISP1080_LVD_MODE:
318 				sdp->isp_lvdmode = 1;
319 				isp_prt(isp, ISP_LOGCONFIG, m, 1, "LVD");
320 				break;
321 			case ISP1080_HVD_MODE:
322 				sdp->isp_diffmode = 1;
323 				isp_prt(isp, ISP_LOGCONFIG,
324 				    m, 1, "Differential");
325 				break;
326 			case ISP1080_SE_MODE:
327 				sdp->isp_ultramode = 1;
328 				isp_prt(isp, ISP_LOGCONFIG,
329 				    m, 1, "Single-Ended");
330 				break;
331 			default:
332 				isp_prt(isp, ISP_LOGERR,
333 				    "unknown mode on bus %d (0x%x)", 1, l);
334 				break;
335 			}
336 		}
337 	} else {
338 		sdparam *sdp = SDPARAM(isp, 0);
339 		i = ISP_READ(isp, BIU_CONF0) & BIU_CONF0_HW_MASK;
340 		switch (i) {
341 		default:
342 			isp_prt(isp, ISP_LOGALL, "Unknown Chip Type 0x%x", i);
343 			/* FALLTHROUGH */
344 		case 1:
345 			btype = "1020";
346 			isp->isp_type = ISP_HA_SCSI_1020;
347 			isp->isp_clock = 40;
348 			break;
349 		case 2:
350 			/*
351 			 * Some 1020A chips are Ultra Capable, but don't
352 			 * run the clock rate up for that unless told to
353 			 * do so by the Ultra Capable bits being set.
354 			 */
355 			btype = "1020A";
356 			isp->isp_type = ISP_HA_SCSI_1020A;
357 			isp->isp_clock = 40;
358 			break;
359 		case 3:
360 			btype = "1040";
361 			isp->isp_type = ISP_HA_SCSI_1040;
362 			isp->isp_clock = 60;
363 			break;
364 		case 4:
365 			btype = "1040A";
366 			isp->isp_type = ISP_HA_SCSI_1040A;
367 			isp->isp_clock = 60;
368 			break;
369 		case 5:
370 			btype = "1040B";
371 			isp->isp_type = ISP_HA_SCSI_1040B;
372 			isp->isp_clock = 60;
373 			break;
374 		case 6:
375 			btype = "1040C";
376 			isp->isp_type = ISP_HA_SCSI_1040C;
377 			isp->isp_clock = 60;
378                         break;
379 		}
380 		/*
381 		 * Now, while we're at it, gather info about ultra
382 		 * and/or differential mode.
383 		 */
384 		if (ISP_READ(isp, SXP_PINS_DIFF) & SXP_PINS_DIFF_MODE) {
385 			isp_prt(isp, ISP_LOGCONFIG, "Differential Mode");
386 			sdp->isp_diffmode = 1;
387 		} else {
388 			sdp->isp_diffmode = 0;
389 		}
390 		i = ISP_READ(isp, RISC_PSR);
391 		if (isp->isp_bustype == ISP_BT_SBUS) {
392 			i &= RISC_PSR_SBUS_ULTRA;
393 		} else {
394 			i &= RISC_PSR_PCI_ULTRA;
395 		}
396 		if (i != 0) {
397 			isp_prt(isp, ISP_LOGCONFIG, "Ultra Mode Capable");
398 			sdp->isp_ultramode = 1;
399 			/*
400 			 * If we're in Ultra Mode, we have to be 60MHz clock-
401 			 * even for the SBus version.
402 			 */
403 			isp->isp_clock = 60;
404 		} else {
405 			sdp->isp_ultramode = 0;
406 			/*
407 			 * Clock is known. Gronk.
408 			 */
409 		}
410 
411 		/*
412 		 * Machine dependent clock (if set) overrides
413 		 * our generic determinations.
414 		 */
415 		if (isp->isp_mdvec->dv_clock) {
416 			if (isp->isp_mdvec->dv_clock < isp->isp_clock) {
417 				isp->isp_clock = isp->isp_mdvec->dv_clock;
418 			}
419 		}
420 	}
421 
422 	/*
423 	 * Hit the chip over the head with hammer,
424 	 * and give it a chance to recover.
425 	 */
426 
427 	if (IS_SCSI(isp)) {
428 		ISP_WRITE(isp, BIU_ICR, BIU_ICR_SOFT_RESET);
429 		/*
430 		 * A slight delay...
431 		 */
432 		ISP_DELAY(100);
433 
434 		/*
435 		 * Clear data && control DMA engines.
436 		 */
437 		ISP_WRITE(isp, CDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
438 		ISP_WRITE(isp, DDMA_CONTROL, DMA_CNTRL_CLEAR_CHAN | DMA_CNTRL_RESET_INT);
439 
440 
441 	} else if (IS_24XX(isp)) {
442 		/*
443 		 * Stop DMA and wait for it to stop.
444 		 */
445 		ISP_WRITE(isp, BIU2400_CSR, BIU2400_DMA_STOP|(3 << 4));
446 		for (val = loops = 0; loops < 30000; loops++) {
447 			ISP_DELAY(10);
448 			val = ISP_READ(isp, BIU2400_CSR);
449 			if ((val & BIU2400_DMA_ACTIVE) == 0) {
450 				break;
451 			}
452 		}
453 		if (val & BIU2400_DMA_ACTIVE) {
454 			isp_prt(isp, ISP_LOGERR, "DMA Failed to Stop on Reset");
455 			return;
456 		}
457 		/*
458 		 * Hold it in SOFT_RESET and STOP state for 100us.
459 		 */
460 		ISP_WRITE(isp, BIU2400_CSR, BIU2400_SOFT_RESET|BIU2400_DMA_STOP|(3 << 4));
461 		ISP_DELAY(100);
462 		for (loops = 0; loops < 10000; loops++) {
463 			ISP_DELAY(5);
464 			val = ISP_READ(isp, OUTMAILBOX0);
465 		}
466 		for (val = loops = 0; loops < 500000; loops ++) {
467 			val = ISP_READ(isp, BIU2400_CSR);
468 			if ((val & BIU2400_SOFT_RESET) == 0) {
469 				break;
470 			}
471 		}
472 		if (val & BIU2400_SOFT_RESET) {
473 			isp_prt(isp, ISP_LOGERR, "Failed to come out of reset");
474 			return;
475 		}
476 	} else {
477 		ISP_WRITE(isp, BIU2100_CSR, BIU2100_SOFT_RESET);
478 		/*
479 		 * A slight delay...
480 		 */
481 		ISP_DELAY(100);
482 
483 		/*
484 		 * Clear data && control DMA engines.
485 		 */
486 		ISP_WRITE(isp, CDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
487 		ISP_WRITE(isp, TDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
488 		ISP_WRITE(isp, RDMA2100_CONTROL, DMA_CNTRL2100_CLEAR_CHAN | DMA_CNTRL2100_RESET_INT);
489 	}
490 
491 	/*
492 	 * Wait for ISP to be ready to go...
493 	 */
494 	loops = MBOX_DELAY_COUNT;
495 	for (;;) {
496 		if (IS_SCSI(isp)) {
497 			if (!(ISP_READ(isp, BIU_ICR) & BIU_ICR_SOFT_RESET)) {
498 				break;
499 			}
500 		} else if (IS_24XX(isp)) {
501 			if (ISP_READ(isp, OUTMAILBOX0) == 0) {
502 				break;
503 			}
504 		} else {
505 			if (!(ISP_READ(isp, BIU2100_CSR) & BIU2100_SOFT_RESET))
506 				break;
507 		}
508 		ISP_DELAY(100);
509 		if (--loops < 0) {
510 			ISP_DUMPREGS(isp, "chip reset timed out");
511 			return;
512 		}
513 	}
514 
515 	/*
516 	 * After we've fired this chip up, zero out the conf1 register
517 	 * for SCSI adapters and other settings for the 2100.
518 	 */
519 
520 	if (IS_SCSI(isp)) {
521 		ISP_WRITE(isp, BIU_CONF1, 0);
522 	} else if (!IS_24XX(isp)) {
523 		ISP_WRITE(isp, BIU2100_CSR, 0);
524 	}
525 
526 	/*
527 	 * Reset RISC Processor
528 	 */
529 	if (IS_24XX(isp)) {
530 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RESET);
531 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_RELEASE);
532 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_CLEAR_RESET);
533 	} else {
534 		ISP_WRITE(isp, HCCR, HCCR_CMD_RESET);
535 		ISP_DELAY(100);
536 		ISP_WRITE(isp, BIU_SEMA, 0);
537 	}
538 
539 	/*
540 	 * Post-RISC Reset stuff.
541 	 */
542 	if (IS_24XX(isp)) {
543 		for (val = loops = 0; loops < 5000000; loops++) {
544 			ISP_DELAY(5);
545 			val = ISP_READ(isp, OUTMAILBOX0);
546 			if (val == 0) {
547 				break;
548 			}
549 		}
550 		if (val != 0) {
551 			isp_prt(isp, ISP_LOGERR, "reset didn't clear");
552 			return;
553 		}
554 	} else if (IS_SCSI(isp)) {
555 		uint16_t tmp = isp->isp_mdvec->dv_conf1;
556 		/*
557 		 * Busted FIFO. Turn off all but burst enables.
558 		 */
559 		if (isp->isp_type == ISP_HA_SCSI_1040A) {
560 			tmp &= BIU_BURST_ENABLE;
561 		}
562 		ISP_SETBITS(isp, BIU_CONF1, tmp);
563 		if (tmp & BIU_BURST_ENABLE) {
564 			ISP_SETBITS(isp, CDMA_CONF, DMA_ENABLE_BURST);
565 			ISP_SETBITS(isp, DDMA_CONF, DMA_ENABLE_BURST);
566 		}
567 		if (SDPARAM(isp, 0)->isp_ptisp) {
568 			if (SDPARAM(isp, 0)->isp_ultramode) {
569 				while (ISP_READ(isp, RISC_MTR) != 0x1313) {
570 					ISP_WRITE(isp, RISC_MTR, 0x1313);
571 					ISP_WRITE(isp, HCCR, HCCR_CMD_STEP);
572 				}
573 			} else {
574 				ISP_WRITE(isp, RISC_MTR, 0x1212);
575 			}
576 			/*
577 			 * PTI specific register
578 			 */
579 			ISP_WRITE(isp, RISC_EMB, DUAL_BANK);
580 		} else {
581 			ISP_WRITE(isp, RISC_MTR, 0x1212);
582 		}
583 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
584 	} else {
585 		ISP_WRITE(isp, RISC_MTR2100, 0x1212);
586 		if (IS_2200(isp) || IS_23XX(isp)) {
587 			ISP_WRITE(isp, HCCR, HCCR_2X00_DISABLE_PARITY_PAUSE);
588 		}
589 		ISP_WRITE(isp, HCCR, HCCR_CMD_RELEASE);
590 	}
591 
592 	/*
593 	 * Set up default request/response queue in-pointer/out-pointer
594 	 * register indices.
595 	 */
596 	if (IS_24XX(isp)) {
597 		isp->isp_rqstinrp = BIU2400_REQINP;
598 		isp->isp_rqstoutrp = BIU2400_REQOUTP;
599 		isp->isp_respinrp = BIU2400_RSPINP;
600 		isp->isp_respoutrp = BIU2400_RSPOUTP;
601 	} else if (IS_23XX(isp)) {
602 		isp->isp_rqstinrp = BIU_REQINP;
603 		isp->isp_rqstoutrp = BIU_REQOUTP;
604 		isp->isp_respinrp = BIU_RSPINP;
605 		isp->isp_respoutrp = BIU_RSPOUTP;
606 	} else {
607 		isp->isp_rqstinrp = INMAILBOX4;
608 		isp->isp_rqstoutrp = OUTMAILBOX4;
609 		isp->isp_respinrp = OUTMAILBOX5;
610 		isp->isp_respoutrp = INMAILBOX5;
611 	}
612 	ISP_WRITE(isp, isp->isp_rqstinrp, 0);
613 	ISP_WRITE(isp, isp->isp_rqstoutrp, 0);
614 	ISP_WRITE(isp, isp->isp_respinrp, 0);
615 	ISP_WRITE(isp, isp->isp_respoutrp, 0);
616 	if (IS_24XX(isp)) {
617 		if (!IS_26XX(isp)) {
618 			ISP_WRITE(isp, BIU2400_PRI_REQINP, 0);
619 			ISP_WRITE(isp, BIU2400_PRI_REQOUTP, 0);
620 		}
621 		ISP_WRITE(isp, BIU2400_ATIO_RSPINP, 0);
622 		ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, 0);
623 	}
624 
625 	if (!IS_24XX(isp) && isp->isp_bustype == ISP_BT_PCI) {
626 		/* Make sure the BIOS is disabled */
627 		ISP_WRITE(isp, HCCR, PCI_HCCR_CMD_BIOS);
628 	}
629 
630 	/*
631 	 * Wait for everything to finish firing up.
632 	 *
633 	 * Avoid doing this on early 2312s because you can generate a PCI
634 	 * parity error (chip breakage).
635 	 */
636 	if (IS_2312(isp) && isp->isp_revision < 2) {
637 		ISP_DELAY(100);
638 	} else {
639 		loops = MBOX_DELAY_COUNT;
640 		while (ISP_READ(isp, OUTMAILBOX0) == MBOX_BUSY) {
641 			ISP_DELAY(100);
642 			if (--loops < 0) {
643 				isp_prt(isp, ISP_LOGERR, "MBOX_BUSY never cleared on reset");
644 				return;
645 			}
646 		}
647 	}
648 
649 	/*
650 	 * Up until this point we've done everything by just reading or
651 	 * setting registers. From this point on we rely on at least *some*
652 	 * kind of firmware running in the card.
653 	 */
654 
655 	/*
656 	 * Do some sanity checking by running a NOP command.
657 	 * If it succeeds, the ROM firmware is now running.
658 	 */
659 	MBSINIT(&mbs, MBOX_NO_OP, MBLOGALL, 0);
660 	isp_mboxcmd(isp, &mbs);
661 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
662 		isp_prt(isp, ISP_LOGERR, "NOP command failed (%x)", mbs.param[0]);
663 		return;
664 	}
665 
666 	/*
667 	 * Do some operational tests
668 	 */
669 	if (IS_SCSI(isp) || IS_24XX(isp)) {
670 		static const uint16_t patterns[MAX_MAILBOX] = {
671 			0x0000, 0xdead, 0xbeef, 0xffff,
672 			0xa5a5, 0x5a5a, 0x7f7f, 0x7ff7,
673 			0x3421, 0xabcd, 0xdcba, 0xfeef,
674 			0xbead, 0xdebe, 0x2222, 0x3333,
675 			0x5555, 0x6666, 0x7777, 0xaaaa,
676 			0xffff, 0xdddd, 0x9999, 0x1fbc,
677 			0x6666, 0x6677, 0x1122, 0x33ff,
678 			0x0000, 0x0001, 0x1000, 0x1010,
679 		};
680 		int nmbox = ISP_NMBOX(isp);
681 		if (IS_SCSI(isp))
682 			nmbox = 6;
683 		MBSINIT(&mbs, MBOX_MAILBOX_REG_TEST, MBLOGALL, 0);
684 		for (i = 1; i < nmbox; i++) {
685 			mbs.param[i] = patterns[i];
686 		}
687 		isp_mboxcmd(isp, &mbs);
688 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
689 			return;
690 		}
691 		for (i = 1; i < nmbox; i++) {
692 			if (mbs.param[i] != patterns[i]) {
693 				isp_prt(isp, ISP_LOGERR, "Register Test Failed at Register %d: should have 0x%04x but got 0x%04x", i, patterns[i], mbs.param[i]);
694 				return;
695 			}
696 		}
697 	}
698 
699 	/*
700 	 * Download new Firmware, unless requested not to do so.
701 	 * This is made slightly trickier in some cases where the
702 	 * firmware of the ROM revision is newer than the revision
703 	 * compiled into the driver. So, where we used to compare
704 	 * versions of our f/w and the ROM f/w, now we just see
705 	 * whether we have f/w at all and whether a config flag
706 	 * has disabled our download.
707 	 */
708 	if ((isp->isp_mdvec->dv_ispfw == NULL) || (isp->isp_confopts & ISP_CFG_NORELOAD)) {
709 		dodnld = 0;
710 	} else {
711 
712 		/*
713 		 * Set up DMA for the request and response queues.
714 		 * We do this now so we can use the request queue
715 		 * for dma to load firmware from.
716 		 */
717 		if (ISP_MBOXDMASETUP(isp) != 0) {
718 			isp_prt(isp, ISP_LOGERR, "Cannot setup DMA");
719 			return;
720 		}
721 	}
722 
723 	if (IS_24XX(isp)) {
724 		code_org = ISP_CODE_ORG_2400;
725 	} else if (IS_23XX(isp)) {
726 		code_org = ISP_CODE_ORG_2300;
727 	} else {
728 		code_org = ISP_CODE_ORG;
729 	}
730 
731 	isp->isp_loaded_fw = 0;
732 	if (dodnld && IS_24XX(isp)) {
733 		const uint32_t *ptr = isp->isp_mdvec->dv_ispfw;
734 		uint32_t la, wi, wl;
735 
736 		/*
737 		 * Keep loading until we run out of f/w.
738 		 */
739 		code_org = ptr[2];	/* 1st load address is our start addr */
740 
741 		for (;;) {
742 
743 			isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], ptr[2]);
744 
745 			wi = 0;
746 			la = ptr[2];
747 			wl = ptr[3];
748 			while (wi < ptr[3]) {
749 				uint32_t *cp;
750 				uint32_t nw;
751 
752 				nw = min(wl, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) / 4);
753 				cp = isp->isp_rquest;
754 				for (i = 0; i < nw; i++)
755 					ISP_IOXPUT_32(isp, ptr[wi + i], &cp[i]);
756 				MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
757 				MBSINIT(&mbs, MBOX_LOAD_RISC_RAM, MBLOGALL, 0);
758 				mbs.param[1] = la;
759 				mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
760 				mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
761 				mbs.param[4] = nw >> 16;
762 				mbs.param[5] = nw;
763 				mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
764 				mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
765 				mbs.param[8] = la >> 16;
766 				isp_prt(isp, ISP_LOGDEBUG0, "LOAD RISC RAM %u words at load address 0x%x", nw, la);
767 				isp_mboxcmd(isp, &mbs);
768 				if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
769 					isp_prt(isp, ISP_LOGERR, "F/W download failed");
770 					return;
771 				}
772 				la += nw;
773 				wi += nw;
774 				wl -= nw;
775 			}
776 
777 			if (ptr[1] == 0) {
778 				break;
779 			}
780 			ptr += ptr[3];
781 		}
782 		isp->isp_loaded_fw = 1;
783 	} else if (dodnld && IS_23XX(isp)) {
784 		const uint16_t *ptr = isp->isp_mdvec->dv_ispfw;
785 		uint16_t wi, wl, segno;
786 		uint32_t la;
787 
788 		la = code_org;
789 		segno = 0;
790 
791 		for (;;) {
792 			uint32_t nxtaddr;
793 
794 			isp_prt(isp, ISP_LOGDEBUG0, "load 0x%x words of code at load address 0x%x", ptr[3], la);
795 
796 			wi = 0;
797 			wl = ptr[3];
798 
799 			while (wi < ptr[3]) {
800 				uint16_t *cp;
801 				uint16_t nw;
802 
803 				nw = min(wl, min((1 << 15), ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)) / 2));
804 				cp = isp->isp_rquest;
805 				for (i = 0; i < nw; i++)
806 					ISP_IOXPUT_16(isp, ptr[wi + i], &cp[i]);
807 				MEMORYBARRIER(isp, SYNC_REQUEST, 0, ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp)), -1);
808 				MBSINIT(&mbs, 0, MBLOGALL, 0);
809 				if (la < 0x10000) {
810 					mbs.param[0] = MBOX_LOAD_RISC_RAM_2100;
811 					mbs.param[1] = la;
812 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
813 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
814 					mbs.param[4] = nw;
815 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
816 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
817 					isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM 2100 %u words at load address 0x%x\n", nw, la);
818 				} else {
819 					mbs.param[0] = MBOX_LOAD_RISC_RAM;
820 					mbs.param[1] = la;
821 					mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
822 					mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
823 					mbs.param[4] = nw;
824 					mbs.param[6] = DMA_WD3(isp->isp_rquest_dma);
825 					mbs.param[7] = DMA_WD2(isp->isp_rquest_dma);
826 					mbs.param[8] = la >> 16;
827 					isp_prt(isp, ISP_LOGDEBUG1, "LOAD RISC RAM %u words at load address 0x%x\n", nw, la);
828 				}
829 				isp_mboxcmd(isp, &mbs);
830 				if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
831 					isp_prt(isp, ISP_LOGERR, "F/W download failed");
832 					return;
833 				}
834 				la += nw;
835 				wi += nw;
836 				wl -= nw;
837 			}
838 
839 			if (!IS_2322(isp)) {
840 				break;
841 			}
842 
843 			if (++segno == 3) {
844 				break;
845 			}
846 
847 			/*
848 			 * If we're a 2322, the firmware actually comes in
849 			 * three chunks. We loaded the first at the code_org
850 			 * address. The other two chunks, which follow right
851 			 * after each other in memory here, get loaded at
852 			 * addresses specfied at offset 0x9..0xB.
853 			 */
854 
855 			nxtaddr = ptr[3];
856 			ptr = &ptr[nxtaddr];
857 			la = ptr[5] | ((ptr[4] & 0x3f) << 16);
858 		}
859 		isp->isp_loaded_fw = 1;
860 	} else if (dodnld) {
861 		const uint16_t *ptr = isp->isp_mdvec->dv_ispfw;
862 		u_int i, wl;
863 
864 		wl = ptr[3];
865 		isp_prt(isp, ISP_LOGDEBUG1,
866 		    "WRITE RAM %u words at load address 0x%x", wl, code_org);
867 		for (i = 0; i < wl; i++) {
868 			MBSINIT(&mbs, MBOX_WRITE_RAM_WORD, MBLOGNONE, 0);
869 			mbs.param[1] = code_org + i;
870 			mbs.param[2] = ptr[i];
871 			isp_mboxcmd(isp, &mbs);
872 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
873 				isp_prt(isp, ISP_LOGERR,
874 				    "F/W download failed at word %d", i);
875 				return;
876 			}
877 		}
878 	} else if (IS_26XX(isp)) {
879 		isp_prt(isp, ISP_LOGDEBUG1, "loading firmware from flash");
880 		MBSINIT(&mbs, MBOX_LOAD_FLASH_FIRMWARE, MBLOGALL, 5000000);
881 		mbs.ibitm = 0x01;
882 		mbs.obitm = 0x07;
883 		isp_mboxcmd(isp, &mbs);
884 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
885 			isp_prt(isp, ISP_LOGERR, "Flash F/W load failed");
886 			return;
887 		}
888 	} else {
889 		isp_prt(isp, ISP_LOGDEBUG2, "skipping f/w download");
890 	}
891 
892 	/*
893 	 * If we loaded firmware, verify its checksum
894 	 */
895 	if (isp->isp_loaded_fw) {
896 		MBSINIT(&mbs, MBOX_VERIFY_CHECKSUM, MBLOGNONE, 0);
897 		if (IS_24XX(isp)) {
898 			mbs.param[1] = code_org >> 16;
899 			mbs.param[2] = code_org;
900 		} else {
901 			mbs.param[1] = code_org;
902 		}
903 		isp_mboxcmd(isp, &mbs);
904 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
905 			isp_prt(isp, ISP_LOGERR, dcrc);
906 			return;
907 		}
908 	}
909 
910 	/*
911 	 * Now start it rolling.
912 	 *
913 	 * If we didn't actually download f/w,
914 	 * we still need to (re)start it.
915 	 */
916 	MBSINIT(&mbs, MBOX_EXEC_FIRMWARE, MBLOGALL, 5000000);
917 	if (IS_26XX(isp)) {
918 		mbs.param[1] = code_org >> 16;
919 		mbs.param[2] = code_org;
920 	} else if (IS_24XX(isp)) {
921 		mbs.param[1] = code_org >> 16;
922 		mbs.param[2] = code_org;
923 		if (isp->isp_loaded_fw) {
924 			mbs.param[3] = 0;
925 		} else {
926 			mbs.param[3] = 1;
927 		}
928 	} else if (IS_2322(isp)) {
929 		mbs.param[1] = code_org;
930 		if (isp->isp_loaded_fw) {
931 			mbs.param[2] = 0;
932 		} else {
933 			mbs.param[2] = 1;
934 		}
935 	} else {
936 		mbs.param[1] = code_org;
937 	}
938 	isp_mboxcmd(isp, &mbs);
939 	if (IS_2322(isp) || IS_24XX(isp)) {
940 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
941 			return;
942 		}
943 	}
944 
945 	if (IS_SCSI(isp)) {
946 		/*
947 		 * Set CLOCK RATE, but only if asked to.
948 		 */
949 		if (isp->isp_clock) {
950 			MBSINIT(&mbs, MBOX_SET_CLOCK_RATE, MBLOGALL, 0);
951 			mbs.param[1] = isp->isp_clock;
952 			isp_mboxcmd(isp, &mbs);
953 			/* we will try not to care if this fails */
954 		}
955 	}
956 
957 	/*
958 	 * Ask the chip for the current firmware version.
959 	 * This should prove that the new firmware is working.
960 	 */
961 	MBSINIT(&mbs, MBOX_ABOUT_FIRMWARE, MBLOGALL, 5000000);
962 	isp_mboxcmd(isp, &mbs);
963 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
964 		return;
965 	}
966 
967 	/*
968 	 * The SBus firmware that we are using apparently does not return
969 	 * major, minor, micro revisions in the mailbox registers, which
970 	 * is really, really, annoying.
971 	 */
972 	if (ISP_SBUS_SUPPORTED && isp->isp_bustype == ISP_BT_SBUS) {
973 		if (dodnld) {
974 #ifdef	ISP_TARGET_MODE
975 			isp->isp_fwrev[0] = 7;
976 			isp->isp_fwrev[1] = 55;
977 #else
978 			isp->isp_fwrev[0] = 1;
979 			isp->isp_fwrev[1] = 37;
980 #endif
981 			isp->isp_fwrev[2] = 0;
982 		}
983 	} else {
984 		isp->isp_fwrev[0] = mbs.param[1];
985 		isp->isp_fwrev[1] = mbs.param[2];
986 		isp->isp_fwrev[2] = mbs.param[3];
987 	}
988 
989 	if (IS_FC(isp)) {
990 		/*
991 		 * We do not believe firmware attributes for 2100 code less
992 		 * than 1.17.0, unless it's the firmware we specifically
993 		 * are loading.
994 		 *
995 		 * Note that all 22XX and later f/w is greater than 1.X.0.
996 		 */
997 		if ((ISP_FW_OLDER_THAN(isp, 1, 17, 1))) {
998 #ifdef	USE_SMALLER_2100_FIRMWARE
999 			isp->isp_fwattr = ISP_FW_ATTR_SCCLUN;
1000 #else
1001 			isp->isp_fwattr = 0;
1002 #endif
1003 		} else {
1004 			isp->isp_fwattr = mbs.param[6];
1005 		}
1006 		if (IS_24XX(isp)) {
1007 			isp->isp_fwattr |= ((uint64_t) mbs.param[15]) << 16;
1008 			if (isp->isp_fwattr & ISP2400_FW_ATTR_EXTNDED) {
1009 				isp->isp_fwattr |=
1010 				    (((uint64_t) mbs.param[16]) << 32) |
1011 				    (((uint64_t) mbs.param[17]) << 48);
1012 			}
1013 		}
1014 	} else {
1015 		isp->isp_fwattr = 0;
1016 	}
1017 
1018 	isp_prt(isp, ISP_LOGCONFIG, "Board Type %s, Chip Revision 0x%x, %s F/W Revision %d.%d.%d",
1019 	    btype, isp->isp_revision, dodnld? "loaded" : "resident", isp->isp_fwrev[0], isp->isp_fwrev[1], isp->isp_fwrev[2]);
1020 
1021 	fwt = isp->isp_fwattr;
1022 	if (IS_24XX(isp)) {
1023 		buf = FCPARAM(isp, 0)->isp_scanscratch;
1024 		ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1025 		if (fwt & ISP2400_FW_ATTR_CLASS2) {
1026 			fwt ^=ISP2400_FW_ATTR_CLASS2;
1027 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1028 		}
1029 		if (fwt & ISP2400_FW_ATTR_IP) {
1030 			fwt ^=ISP2400_FW_ATTR_IP;
1031 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1032 		}
1033 		if (fwt & ISP2400_FW_ATTR_MULTIID) {
1034 			fwt ^=ISP2400_FW_ATTR_MULTIID;
1035 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MultiID", buf);
1036 		}
1037 		if (fwt & ISP2400_FW_ATTR_SB2) {
1038 			fwt ^=ISP2400_FW_ATTR_SB2;
1039 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SB2", buf);
1040 		}
1041 		if (fwt & ISP2400_FW_ATTR_T10CRC) {
1042 			fwt ^=ISP2400_FW_ATTR_T10CRC;
1043 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s T10CRC", buf);
1044 		}
1045 		if (fwt & ISP2400_FW_ATTR_VI) {
1046 			fwt ^=ISP2400_FW_ATTR_VI;
1047 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1048 		}
1049 		if (fwt & ISP2400_FW_ATTR_MQ) {
1050 			fwt ^=ISP2400_FW_ATTR_MQ;
1051 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MQ", buf);
1052 		}
1053 		if (fwt & ISP2400_FW_ATTR_MSIX) {
1054 			fwt ^=ISP2400_FW_ATTR_MSIX;
1055 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s MSIX", buf);
1056 		}
1057 		if (fwt & ISP2400_FW_ATTR_FCOE) {
1058 			fwt ^=ISP2400_FW_ATTR_FCOE;
1059 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FCOE", buf);
1060 		}
1061 		if (fwt & ISP2400_FW_ATTR_VP0) {
1062 			fwt ^= ISP2400_FW_ATTR_VP0;
1063 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VP0_Decoupling", buf);
1064 		}
1065 		if (fwt & ISP2400_FW_ATTR_EXPFW) {
1066 			fwt ^= ISP2400_FW_ATTR_EXPFW;
1067 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (Experimental)", buf);
1068 		}
1069 		if (fwt & ISP2400_FW_ATTR_HOTFW) {
1070 			fwt ^= ISP2400_FW_ATTR_HOTFW;
1071 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s HotFW", buf);
1072 		}
1073 		fwt &= ~ISP2400_FW_ATTR_EXTNDED;
1074 		if (fwt & ISP2400_FW_ATTR_EXTVP) {
1075 			fwt ^= ISP2400_FW_ATTR_EXTVP;
1076 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ExtVP", buf);
1077 		}
1078 		if (fwt & ISP2400_FW_ATTR_VN2VN) {
1079 			fwt ^= ISP2400_FW_ATTR_VN2VN;
1080 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VN2VN", buf);
1081 		}
1082 		if (fwt & ISP2400_FW_ATTR_EXMOFF) {
1083 			fwt ^= ISP2400_FW_ATTR_EXMOFF;
1084 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s EXMOFF", buf);
1085 		}
1086 		if (fwt & ISP2400_FW_ATTR_NPMOFF) {
1087 			fwt ^= ISP2400_FW_ATTR_NPMOFF;
1088 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s NPMOFF", buf);
1089 		}
1090 		if (fwt & ISP2400_FW_ATTR_DIFCHOP) {
1091 			fwt ^= ISP2400_FW_ATTR_DIFCHOP;
1092 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s DIFCHOP", buf);
1093 		}
1094 		if (fwt & ISP2400_FW_ATTR_SRIOV) {
1095 			fwt ^= ISP2400_FW_ATTR_SRIOV;
1096 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SRIOV", buf);
1097 		}
1098 		if (fwt & ISP2400_FW_ATTR_ASICTMP) {
1099 			fwt ^= ISP2400_FW_ATTR_ASICTMP;
1100 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ASICTMP", buf);
1101 		}
1102 		if (fwt & ISP2400_FW_ATTR_ATIOMQ) {
1103 			fwt ^= ISP2400_FW_ATTR_ATIOMQ;
1104 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s ATIOMQ", buf);
1105 		}
1106 		if (fwt) {
1107 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1108 			    (uint32_t) (fwt >> 32), (uint32_t) fwt);
1109 		}
1110 		isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1111 	} else if (IS_FC(isp)) {
1112 		buf = FCPARAM(isp, 0)->isp_scanscratch;
1113 		ISP_SNPRINTF(buf, ISP_FC_SCRLEN, "Attributes:");
1114 		if (fwt & ISP_FW_ATTR_TMODE) {
1115 			fwt ^=ISP_FW_ATTR_TMODE;
1116 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s TargetMode", buf);
1117 		}
1118 		if (fwt & ISP_FW_ATTR_SCCLUN) {
1119 			fwt ^=ISP_FW_ATTR_SCCLUN;
1120 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s SCC-Lun", buf);
1121 		}
1122 		if (fwt & ISP_FW_ATTR_FABRIC) {
1123 			fwt ^=ISP_FW_ATTR_FABRIC;
1124 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Fabric", buf);
1125 		}
1126 		if (fwt & ISP_FW_ATTR_CLASS2) {
1127 			fwt ^=ISP_FW_ATTR_CLASS2;
1128 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s Class2", buf);
1129 		}
1130 		if (fwt & ISP_FW_ATTR_FCTAPE) {
1131 			fwt ^=ISP_FW_ATTR_FCTAPE;
1132 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s FC-Tape", buf);
1133 		}
1134 		if (fwt & ISP_FW_ATTR_IP) {
1135 			fwt ^=ISP_FW_ATTR_IP;
1136 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s IP", buf);
1137 		}
1138 		if (fwt & ISP_FW_ATTR_VI) {
1139 			fwt ^=ISP_FW_ATTR_VI;
1140 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI", buf);
1141 		}
1142 		if (fwt & ISP_FW_ATTR_VI_SOLARIS) {
1143 			fwt ^=ISP_FW_ATTR_VI_SOLARIS;
1144 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s VI_SOLARIS", buf);
1145 		}
1146 		if (fwt & ISP_FW_ATTR_2KLOGINS) {
1147 			fwt ^=ISP_FW_ATTR_2KLOGINS;
1148 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s 2K-Login", buf);
1149 		}
1150 		if (fwt != 0) {
1151 			ISP_SNPRINTF(buf, ISP_FC_SCRLEN - strlen(buf), "%s (unknown 0x%08x%08x)", buf,
1152 			    (uint32_t) (fwt >> 32), (uint32_t) fwt);
1153 		}
1154 		isp_prt(isp, ISP_LOGCONFIG, "%s", buf);
1155 	}
1156 
1157 	if (IS_24XX(isp)) {
1158 		MBSINIT(&mbs, MBOX_GET_RESOURCE_COUNT, MBLOGALL, 0);
1159 		isp_mboxcmd(isp, &mbs);
1160 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1161 			return;
1162 		}
1163 		isp->isp_maxcmds = mbs.param[3];
1164 	} else {
1165 		MBSINIT(&mbs, MBOX_GET_FIRMWARE_STATUS, MBLOGALL, 0);
1166 		isp_mboxcmd(isp, &mbs);
1167 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1168 			return;
1169 		}
1170 		isp->isp_maxcmds = mbs.param[2];
1171 	}
1172 	isp_prt(isp, ISP_LOGCONFIG, "%d max I/O command limit set", isp->isp_maxcmds);
1173 
1174 	/*
1175 	 * If we don't have Multi-ID f/w loaded, we need to restrict channels to one.
1176 	 * Only make this check for non-SCSI cards (I'm not sure firmware attributes
1177 	 * work for them).
1178 	 */
1179 	if (IS_FC(isp) && isp->isp_nchan > 1) {
1180 		if (!ISP_CAP_MULTI_ID(isp)) {
1181 			isp_prt(isp, ISP_LOGWARN, "non-MULTIID f/w loaded, "
1182 			    "only can enable 1 of %d channels", isp->isp_nchan);
1183 			isp->isp_nchan = 1;
1184 		} else if (!ISP_CAP_VP0(isp)) {
1185 			isp_prt(isp, ISP_LOGWARN, "We can not use MULTIID "
1186 			    "feature properly without VP0_Decoupling");
1187 			isp->isp_nchan = 1;
1188 		}
1189 	}
1190 
1191 	/*
1192 	 * Final DMA setup after we got isp_maxcmds.
1193 	 */
1194 	if (ISP_MBOXDMASETUP(isp) != 0) {
1195 		isp_prt(isp, ISP_LOGERR, "Cannot setup DMA");
1196 		return;
1197 	}
1198 
1199 	/*
1200 	 * Setup interrupts.
1201 	 */
1202 	if (ISP_IRQSETUP(isp) != 0) {
1203 		isp_prt(isp, ISP_LOGERR, "Cannot setup IRQ");
1204 		return;
1205 	}
1206 	ISP_ENABLE_INTS(isp);
1207 
1208 	if (IS_FC(isp)) {
1209 		for (i = 0; i < isp->isp_nchan; i++)
1210 			isp_change_fw_state(isp, i, FW_CONFIG_WAIT);
1211 	}
1212 
1213 	isp->isp_state = ISP_RESETSTATE;
1214 
1215 	/*
1216 	 * Okay- now that we have new firmware running, we now (re)set our
1217 	 * notion of how many luns we support. This is somewhat tricky because
1218 	 * if we haven't loaded firmware, we sometimes do not have an easy way
1219 	 * of knowing how many luns we support.
1220 	 *
1221 	 * Expanded lun firmware gives you 32 luns for SCSI cards and
1222 	 * unlimited luns for Fibre Channel cards.
1223 	 *
1224 	 * It turns out that even for QLogic 2100s with ROM 1.10 and above
1225 	 * we do get a firmware attributes word returned in mailbox register 6.
1226 	 *
1227 	 * Because the lun is in a different position in the Request Queue
1228 	 * Entry structure for Fibre Channel with expanded lun firmware, we
1229 	 * can only support one lun (lun zero) when we don't know what kind
1230 	 * of firmware we're running.
1231 	 */
1232 	if (IS_SCSI(isp)) {
1233 		if (dodnld) {
1234 			if (IS_ULTRA2(isp) || IS_ULTRA3(isp)) {
1235 				isp->isp_maxluns = 32;
1236 			} else {
1237 				isp->isp_maxluns = 8;
1238 			}
1239 		} else {
1240 			isp->isp_maxluns = 8;
1241 		}
1242 	} else {
1243 		if (ISP_CAP_SCCFW(isp)) {
1244 			isp->isp_maxluns = 0;	/* No limit -- 2/8 bytes */
1245 		} else {
1246 			isp->isp_maxluns = 16;
1247 		}
1248 	}
1249 
1250 	/*
1251 	 * We get some default values established. As a side
1252 	 * effect, NVRAM is read here (unless overriden by
1253 	 * a configuration flag).
1254 	 */
1255 	if (do_load_defaults) {
1256 		if (IS_SCSI(isp)) {
1257 			isp_setdfltsdparm(isp);
1258 		} else {
1259 			for (i = 0; i < isp->isp_nchan; i++) {
1260 				isp_setdfltfcparm(isp, i);
1261 			}
1262 		}
1263 	}
1264 }
1265 
1266 /*
1267  * Clean firmware shutdown.
1268  */
1269 static int
1270 isp_stop(ispsoftc_t *isp)
1271 {
1272 	mbreg_t mbs;
1273 
1274 	isp->isp_state = ISP_NILSTATE;
1275 	MBSINIT(&mbs, MBOX_STOP_FIRMWARE, MBLOGALL, 500000);
1276 	mbs.param[1] = 0;
1277 	mbs.param[2] = 0;
1278 	mbs.param[3] = 0;
1279 	mbs.param[4] = 0;
1280 	mbs.param[5] = 0;
1281 	mbs.param[6] = 0;
1282 	mbs.param[7] = 0;
1283 	mbs.param[8] = 0;
1284 	isp_mboxcmd(isp, &mbs);
1285 	return (mbs.param[0] == MBOX_COMMAND_COMPLETE ? 0 : mbs.param[0]);
1286 }
1287 
1288 /*
1289  * Hardware shutdown.
1290  */
1291 void
1292 isp_shutdown(ispsoftc_t *isp)
1293 {
1294 
1295 	if (isp->isp_state >= ISP_RESETSTATE)
1296 		isp_stop(isp);
1297 	ISP_DISABLE_INTS(isp);
1298 	if (IS_FC(isp)) {
1299 		if (IS_24XX(isp)) {
1300 			ISP_WRITE(isp, BIU2400_ICR, 0);
1301 			ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_PAUSE);
1302 		} else {
1303 			ISP_WRITE(isp, BIU_ICR, 0);
1304 			ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
1305 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
1306 			ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
1307 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
1308 			ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
1309 			ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
1310 		}
1311 	} else {
1312 		ISP_WRITE(isp, BIU_ICR, 0);
1313 		ISP_WRITE(isp, HCCR, HCCR_CMD_PAUSE);
1314 	}
1315 }
1316 
1317 /*
1318  * Initialize Parameters of Hardware to a known state.
1319  *
1320  * Locks are held before coming here.
1321  */
1322 void
1323 isp_init(ispsoftc_t *isp)
1324 {
1325 	if (IS_FC(isp)) {
1326 		if (IS_24XX(isp)) {
1327 			isp_fibre_init_2400(isp);
1328 		} else {
1329 			isp_fibre_init(isp);
1330 		}
1331 	} else {
1332 		isp_scsi_init(isp);
1333 	}
1334 }
1335 
1336 static void
1337 isp_scsi_init(ispsoftc_t *isp)
1338 {
1339 	sdparam *sdp_chan0, *sdp_chan1;
1340 	mbreg_t mbs;
1341 
1342 	isp->isp_state = ISP_INITSTATE;
1343 
1344 	sdp_chan0 = SDPARAM(isp, 0);
1345 	sdp_chan1 = sdp_chan0;
1346 	if (IS_DUALBUS(isp)) {
1347 		sdp_chan1 = SDPARAM(isp, 1);
1348 	}
1349 
1350 	/* First do overall per-card settings. */
1351 
1352 	/*
1353 	 * If we have fast memory timing enabled, turn it on.
1354 	 */
1355 	if (sdp_chan0->isp_fast_mttr) {
1356 		ISP_WRITE(isp, RISC_MTR, 0x1313);
1357 	}
1358 
1359 	/*
1360 	 * Set Retry Delay and Count.
1361 	 * You set both channels at the same time.
1362 	 */
1363 	MBSINIT(&mbs, MBOX_SET_RETRY_COUNT, MBLOGALL, 0);
1364 	mbs.param[1] = sdp_chan0->isp_retry_count;
1365 	mbs.param[2] = sdp_chan0->isp_retry_delay;
1366 	mbs.param[6] = sdp_chan1->isp_retry_count;
1367 	mbs.param[7] = sdp_chan1->isp_retry_delay;
1368 	isp_mboxcmd(isp, &mbs);
1369 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1370 		return;
1371 	}
1372 
1373 	/*
1374 	 * Set ASYNC DATA SETUP time. This is very important.
1375 	 */
1376 	MBSINIT(&mbs, MBOX_SET_ASYNC_DATA_SETUP_TIME, MBLOGALL, 0);
1377 	mbs.param[1] = sdp_chan0->isp_async_data_setup;
1378 	mbs.param[2] = sdp_chan1->isp_async_data_setup;
1379 	isp_mboxcmd(isp, &mbs);
1380 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1381 		return;
1382 	}
1383 
1384 	/*
1385 	 * Set ACTIVE Negation State.
1386 	 */
1387 	MBSINIT(&mbs, MBOX_SET_ACT_NEG_STATE, MBLOGNONE, 0);
1388 	mbs.param[1] =
1389 	    (sdp_chan0->isp_req_ack_active_neg << 4) |
1390 	    (sdp_chan0->isp_data_line_active_neg << 5);
1391 	mbs.param[2] =
1392 	    (sdp_chan1->isp_req_ack_active_neg << 4) |
1393 	    (sdp_chan1->isp_data_line_active_neg << 5);
1394 	isp_mboxcmd(isp, &mbs);
1395 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1396 		isp_prt(isp, ISP_LOGERR,
1397 		    "failed to set active negation state (%d,%d), (%d,%d)",
1398 		    sdp_chan0->isp_req_ack_active_neg,
1399 		    sdp_chan0->isp_data_line_active_neg,
1400 		    sdp_chan1->isp_req_ack_active_neg,
1401 		    sdp_chan1->isp_data_line_active_neg);
1402 		/*
1403 		 * But don't return.
1404 		 */
1405 	}
1406 
1407 	/*
1408 	 * Set the Tag Aging limit
1409 	 */
1410 	MBSINIT(&mbs, MBOX_SET_TAG_AGE_LIMIT, MBLOGALL, 0);
1411 	mbs.param[1] = sdp_chan0->isp_tag_aging;
1412 	mbs.param[2] = sdp_chan1->isp_tag_aging;
1413 	isp_mboxcmd(isp, &mbs);
1414 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1415 		isp_prt(isp, ISP_LOGERR, "failed to set tag age limit (%d,%d)",
1416 		    sdp_chan0->isp_tag_aging, sdp_chan1->isp_tag_aging);
1417 		return;
1418 	}
1419 
1420 	/*
1421 	 * Set selection timeout.
1422 	 */
1423 	MBSINIT(&mbs, MBOX_SET_SELECT_TIMEOUT, MBLOGALL, 0);
1424 	mbs.param[1] = sdp_chan0->isp_selection_timeout;
1425 	mbs.param[2] = sdp_chan1->isp_selection_timeout;
1426 	isp_mboxcmd(isp, &mbs);
1427 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1428 		return;
1429 	}
1430 
1431 	/* now do per-channel settings */
1432 	isp_scsi_channel_init(isp, 0);
1433 	if (IS_DUALBUS(isp))
1434 		isp_scsi_channel_init(isp, 1);
1435 
1436 	/*
1437 	 * Now enable request/response queues
1438 	 */
1439 
1440 	if (IS_ULTRA2(isp) || IS_1240(isp)) {
1441 		MBSINIT(&mbs, MBOX_INIT_RES_QUEUE_A64, MBLOGALL, 0);
1442 		mbs.param[1] = RESULT_QUEUE_LEN(isp);
1443 		mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1444 		mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1445 		mbs.param[4] = 0;
1446 		mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1447 		mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1448 		isp_mboxcmd(isp, &mbs);
1449 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1450 			return;
1451 		}
1452 		isp->isp_residx = isp->isp_resodx = mbs.param[5];
1453 
1454 		MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE_A64, MBLOGALL, 0);
1455 		mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1456 		mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1457 		mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1458 		mbs.param[5] = 0;
1459 		mbs.param[6] = DMA_WD3(isp->isp_result_dma);
1460 		mbs.param[7] = DMA_WD2(isp->isp_result_dma);
1461 		isp_mboxcmd(isp, &mbs);
1462 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1463 			return;
1464 		}
1465 		isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1466 	} else {
1467 		MBSINIT(&mbs, MBOX_INIT_RES_QUEUE, MBLOGALL, 0);
1468 		mbs.param[1] = RESULT_QUEUE_LEN(isp);
1469 		mbs.param[2] = DMA_WD1(isp->isp_result_dma);
1470 		mbs.param[3] = DMA_WD0(isp->isp_result_dma);
1471 		mbs.param[4] = 0;
1472 		isp_mboxcmd(isp, &mbs);
1473 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1474 			return;
1475 		}
1476 		isp->isp_residx = isp->isp_resodx = mbs.param[5];
1477 
1478 		MBSINIT(&mbs, MBOX_INIT_REQ_QUEUE, MBLOGALL, 0);
1479 		mbs.param[1] = RQUEST_QUEUE_LEN(isp);
1480 		mbs.param[2] = DMA_WD1(isp->isp_rquest_dma);
1481 		mbs.param[3] = DMA_WD0(isp->isp_rquest_dma);
1482 		mbs.param[5] = 0;
1483 		isp_mboxcmd(isp, &mbs);
1484 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1485 			return;
1486 		}
1487 		isp->isp_reqidx = isp->isp_reqodx = mbs.param[4];
1488 	}
1489 
1490 	/*
1491 	 * Turn on LVD transitions for ULTRA2 or better and other features
1492 	 *
1493 	 * Now that we have 32 bit handles, don't do any fast posting
1494 	 * any more. For Ultra2/Ultra3 cards, we can turn on 32 bit RIO
1495 	 * operation or use fast posting. To be conservative, we'll only
1496 	 * do this for Ultra3 cards now because the other cards are so
1497 	 * rare for this author to find and test with.
1498 	 */
1499 
1500 	MBSINIT(&mbs, MBOX_SET_FW_FEATURES, MBLOGALL, 0);
1501 	if (IS_ULTRA2(isp))
1502 		mbs.param[1] |= FW_FEATURE_LVD_NOTIFY;
1503 #ifdef	ISP_NO_RIO
1504 	if (IS_ULTRA3(isp))
1505 		mbs.param[1] |= FW_FEATURE_FAST_POST;
1506 #else
1507 	if (IS_ULTRA3(isp))
1508 		mbs.param[1] |= FW_FEATURE_RIO_32BIT;
1509 #endif
1510 	if (mbs.param[1] != 0) {
1511 		uint16_t sfeat = mbs.param[1];
1512 		isp_mboxcmd(isp, &mbs);
1513 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
1514 			isp_prt(isp, ISP_LOGINFO,
1515 			    "Enabled FW features (0x%x)", sfeat);
1516 		}
1517 	}
1518 
1519 	isp->isp_state = ISP_RUNSTATE;
1520 }
1521 
1522 static void
1523 isp_scsi_channel_init(ispsoftc_t *isp, int chan)
1524 {
1525 	sdparam *sdp;
1526 	mbreg_t mbs;
1527 	int tgt;
1528 
1529 	sdp = SDPARAM(isp, chan);
1530 
1531 	/*
1532 	 * Set (possibly new) Initiator ID.
1533 	 */
1534 	MBSINIT(&mbs, MBOX_SET_INIT_SCSI_ID, MBLOGALL, 0);
1535 	mbs.param[1] = (chan << 7) | sdp->isp_initiator_id;
1536 	isp_mboxcmd(isp, &mbs);
1537 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1538 		return;
1539 	}
1540 	isp_prt(isp, ISP_LOGINFO, "Chan %d Initiator ID is %d",
1541 	    chan, sdp->isp_initiator_id);
1542 
1543 
1544 	/*
1545 	 * Set current per-target parameters to an initial safe minimum.
1546 	 */
1547 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1548 		int lun;
1549 		uint16_t sdf;
1550 
1551 		if (sdp->isp_devparam[tgt].dev_enable == 0) {
1552 			continue;
1553 		}
1554 #ifndef	ISP_TARGET_MODE
1555 		sdf = sdp->isp_devparam[tgt].goal_flags;
1556 		sdf &= DPARM_SAFE_DFLT;
1557 		/*
1558 		 * It is not quite clear when this changed over so that
1559 		 * we could force narrow and async for 1000/1020 cards,
1560 		 * but assume that this is only the case for loaded
1561 		 * firmware.
1562 		 */
1563 		if (isp->isp_loaded_fw) {
1564 			sdf |= DPARM_NARROW | DPARM_ASYNC;
1565 		}
1566 #else
1567 		/*
1568 		 * The !$*!)$!$)* f/w uses the same index into some
1569 		 * internal table to decide how to respond to negotiations,
1570 		 * so if we've said "let's be safe" for ID X, and ID X
1571 		 * selects *us*, the negotiations will back to 'safe'
1572 		 * (as in narrow/async). What the f/w *should* do is
1573 		 * use the initiator id settings to decide how to respond.
1574 		 */
1575 		sdp->isp_devparam[tgt].goal_flags = sdf = DPARM_DEFAULT;
1576 #endif
1577 		MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGNONE, 0);
1578 		mbs.param[1] = (chan << 15) | (tgt << 8);
1579 		mbs.param[2] = sdf;
1580 		if ((sdf & DPARM_SYNC) == 0) {
1581 			mbs.param[3] = 0;
1582 		} else {
1583 			mbs.param[3] =
1584 			    (sdp->isp_devparam[tgt].goal_offset << 8) |
1585 			    (sdp->isp_devparam[tgt].goal_period);
1586 		}
1587 		isp_prt(isp, ISP_LOGDEBUG0, "Initial Settings bus%d tgt%d flags 0x%x off 0x%x per 0x%x",
1588 		    chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
1589 		isp_mboxcmd(isp, &mbs);
1590 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1591 			sdf = DPARM_SAFE_DFLT;
1592 			MBSINIT(&mbs, MBOX_SET_TARGET_PARAMS, MBLOGALL, 0);
1593 			mbs.param[1] = (tgt << 8) | (chan << 15);
1594 			mbs.param[2] = sdf;
1595 			mbs.param[3] = 0;
1596 			isp_mboxcmd(isp, &mbs);
1597 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1598 				continue;
1599 			}
1600 		}
1601 
1602 		/*
1603 		 * We don't update any information directly from the f/w
1604 		 * because we need to run at least one command to cause a
1605 		 * new state to be latched up. So, we just assume that we
1606 		 * converge to the values we just had set.
1607 		 *
1608 		 * Ensure that we don't believe tagged queuing is enabled yet.
1609 		 * It turns out that sometimes the ISP just ignores our
1610 		 * attempts to set parameters for devices that it hasn't
1611 		 * seen yet.
1612 		 */
1613 		sdp->isp_devparam[tgt].actv_flags = sdf & ~DPARM_TQING;
1614 		for (lun = 0; lun < (int) isp->isp_maxluns; lun++) {
1615 			MBSINIT(&mbs, MBOX_SET_DEV_QUEUE_PARAMS, MBLOGALL, 0);
1616 			mbs.param[1] = (chan << 15) | (tgt << 8) | lun;
1617 			mbs.param[2] = sdp->isp_max_queue_depth;
1618 			mbs.param[3] = sdp->isp_devparam[tgt].exc_throttle;
1619 			isp_mboxcmd(isp, &mbs);
1620 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1621 				break;
1622 			}
1623 		}
1624 	}
1625 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
1626 		if (sdp->isp_devparam[tgt].dev_refresh) {
1627 			sdp->sendmarker = 1;
1628 			sdp->update = 1;
1629 			break;
1630 		}
1631 	}
1632 }
1633 
1634 /*
1635  * Fibre Channel specific initialization.
1636  */
1637 static void
1638 isp_fibre_init(ispsoftc_t *isp)
1639 {
1640 	fcparam *fcp;
1641 	isp_icb_t local, *icbp = &local;
1642 	mbreg_t mbs;
1643 	int ownloopid;
1644 
1645 	/*
1646 	 * We only support one channel on non-24XX cards
1647 	 */
1648 	fcp = FCPARAM(isp, 0);
1649 	if (fcp->role == ISP_ROLE_NONE)
1650 		return;
1651 
1652 	isp->isp_state = ISP_INITSTATE;
1653 	ISP_MEMZERO(icbp, sizeof (*icbp));
1654 	icbp->icb_version = ICB_VERSION1;
1655 	icbp->icb_fwoptions = fcp->isp_fwoptions;
1656 
1657 	/*
1658 	 * Firmware Options are either retrieved from NVRAM or
1659 	 * are patched elsewhere. We check them for sanity here
1660 	 * and make changes based on board revision, but otherwise
1661 	 * let others decide policy.
1662 	 */
1663 
1664 	/*
1665 	 * If this is a 2100 < revision 5, we have to turn off FAIRNESS.
1666 	 */
1667 	if (IS_2100(isp) && isp->isp_revision < 5) {
1668 		icbp->icb_fwoptions &= ~ICBOPT_FAIRNESS;
1669 	}
1670 
1671 	/*
1672 	 * We have to use FULL LOGIN even though it resets the loop too much
1673 	 * because otherwise port database entries don't get updated after
1674 	 * a LIP- this is a known f/w bug for 2100 f/w less than 1.17.0.
1675 	 */
1676 	if (!ISP_FW_NEWER_THAN(isp, 1, 17, 0)) {
1677 		icbp->icb_fwoptions |= ICBOPT_FULL_LOGIN;
1678 	}
1679 
1680 	/*
1681 	 * Insist on Port Database Update Async notifications
1682 	 */
1683 	icbp->icb_fwoptions |= ICBOPT_PDBCHANGE_AE;
1684 
1685 	/*
1686 	 * Make sure that target role reflects into fwoptions.
1687 	 */
1688 	if (fcp->role & ISP_ROLE_TARGET) {
1689 		icbp->icb_fwoptions |= ICBOPT_TGT_ENABLE;
1690 	} else {
1691 		icbp->icb_fwoptions &= ~ICBOPT_TGT_ENABLE;
1692 	}
1693 
1694 	/*
1695 	 * For some reason my 2200 does not generate ATIOs in target mode
1696 	 * if initiator is disabled.  Extra logins are better then target
1697 	 * not working at all.
1698 	 */
1699 	if ((fcp->role & ISP_ROLE_INITIATOR) || IS_2100(isp) || IS_2200(isp)) {
1700 		icbp->icb_fwoptions &= ~ICBOPT_INI_DISABLE;
1701 	} else {
1702 		icbp->icb_fwoptions |= ICBOPT_INI_DISABLE;
1703 	}
1704 
1705 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
1706 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
1707 		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
1708 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
1709 	}
1710 	icbp->icb_maxalloc = fcp->isp_maxalloc;
1711 	if (icbp->icb_maxalloc < 1) {
1712 		isp_prt(isp, ISP_LOGERR, "bad maximum allocation (%d)- using 16", fcp->isp_maxalloc);
1713 		icbp->icb_maxalloc = 16;
1714 	}
1715 	icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
1716 	if (icbp->icb_execthrottle < 1) {
1717 		isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
1718 		icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
1719 	}
1720 	icbp->icb_retry_delay = fcp->isp_retry_delay;
1721 	icbp->icb_retry_count = fcp->isp_retry_count;
1722 	icbp->icb_hardaddr = fcp->isp_loopid;
1723 	ownloopid = (isp->isp_confopts & ISP_CFG_OWNLOOPID) != 0;
1724 	if (icbp->icb_hardaddr >= LOCAL_LOOP_LIM) {
1725 		icbp->icb_hardaddr = 0;
1726 		ownloopid = 0;
1727 	}
1728 
1729 	/*
1730 	 * Our life seems so much better with 2200s and later with
1731 	 * the latest f/w if we set Hard Address.
1732 	 */
1733 	if (ownloopid || ISP_FW_NEWER_THAN(isp, 2, 2, 5)) {
1734 		icbp->icb_fwoptions |= ICBOPT_HARD_ADDRESS;
1735 	}
1736 
1737 	/*
1738 	 * Right now we just set extended options to prefer point-to-point
1739 	 * over loop based upon some soft config options.
1740 	 *
1741 	 * NB: for the 2300, ICBOPT_EXTENDED is required.
1742 	 */
1743 	if (IS_2100(isp)) {
1744 		/*
1745 		 * We can't have Fast Posting any more- we now
1746 		 * have 32 bit handles.
1747 		 */
1748 		icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1749 	} else if (IS_2200(isp) || IS_23XX(isp)) {
1750 		icbp->icb_fwoptions |= ICBOPT_EXTENDED;
1751 
1752 		icbp->icb_xfwoptions = fcp->isp_xfwoptions;
1753 
1754 		if (ISP_CAP_FCTAPE(isp)) {
1755 			if (isp->isp_confopts & ISP_CFG_NOFCTAPE)
1756 				icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1757 
1758 			if (isp->isp_confopts & ISP_CFG_FCTAPE)
1759 				icbp->icb_xfwoptions |= ICBXOPT_FCTAPE;
1760 
1761 			if (icbp->icb_xfwoptions & ICBXOPT_FCTAPE) {
1762 				icbp->icb_fwoptions &= ~ICBOPT_FULL_LOGIN;	/* per documents */
1763 				icbp->icb_xfwoptions |= ICBXOPT_FCTAPE_CCQ|ICBXOPT_FCTAPE_CONFIRM;
1764 				FCPARAM(isp, 0)->fctape_enabled = 1;
1765 			} else {
1766 				FCPARAM(isp, 0)->fctape_enabled = 0;
1767 			}
1768 		} else {
1769 			icbp->icb_xfwoptions &= ~ICBXOPT_FCTAPE;
1770 			FCPARAM(isp, 0)->fctape_enabled = 0;
1771 		}
1772 
1773 		/*
1774 		 * Prefer or force Point-To-Point instead Loop?
1775 		 */
1776 		switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
1777 		case ISP_CFG_LPORT_ONLY:
1778 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1779 			icbp->icb_xfwoptions |= ICBXOPT_LOOP_ONLY;
1780 			break;
1781 		case ISP_CFG_NPORT_ONLY:
1782 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1783 			icbp->icb_xfwoptions |= ICBXOPT_PTP_ONLY;
1784 			break;
1785 		case ISP_CFG_LPORT:
1786 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1787 			icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1788 			break;
1789 		case ISP_CFG_NPORT:
1790 			icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1791 			icbp->icb_xfwoptions |= ICBXOPT_PTP_2_LOOP;
1792 			break;
1793 		default:
1794 			/* Let NVRAM settings define it if they are sane */
1795 			switch (icbp->icb_xfwoptions & ICBXOPT_TOPO_MASK) {
1796 			case ICBXOPT_PTP_2_LOOP:
1797 			case ICBXOPT_PTP_ONLY:
1798 			case ICBXOPT_LOOP_ONLY:
1799 			case ICBXOPT_LOOP_2_PTP:
1800 				break;
1801 			default:
1802 				icbp->icb_xfwoptions &= ~ICBXOPT_TOPO_MASK;
1803 				icbp->icb_xfwoptions |= ICBXOPT_LOOP_2_PTP;
1804 			}
1805 			break;
1806 		}
1807 		if (IS_2200(isp)) {
1808 			/*
1809 			 * We can't have Fast Posting any more- we now
1810 			 * have 32 bit handles.
1811 			 *
1812 			 * RIO seemed to have to much breakage.
1813 			 *
1814 			 * Just opt for safety.
1815 			 */
1816 			icbp->icb_xfwoptions &= ~ICBXOPT_RIO_16BIT;
1817 			icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1818 		} else {
1819 			/*
1820 			 * QLogic recommends that FAST Posting be turned
1821 			 * off for 23XX cards and instead allow the HBA
1822 			 * to write response queue entries and interrupt
1823 			 * after a delay (ZIO).
1824 			 */
1825 			icbp->icb_fwoptions &= ~ICBOPT_FAST_POST;
1826 			if ((fcp->isp_xfwoptions & ICBXOPT_TIMER_MASK) == ICBXOPT_ZIO) {
1827 				icbp->icb_xfwoptions |= ICBXOPT_ZIO;
1828 				icbp->icb_idelaytimer = 10;
1829 			}
1830 			icbp->icb_zfwoptions = fcp->isp_zfwoptions;
1831 			if (isp->isp_confopts & ISP_CFG_1GB) {
1832 				icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1833 				icbp->icb_zfwoptions |= ICBZOPT_RATE_1GB;
1834 			} else if (isp->isp_confopts & ISP_CFG_2GB) {
1835 				icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1836 				icbp->icb_zfwoptions |= ICBZOPT_RATE_2GB;
1837 			} else {
1838 				switch (icbp->icb_zfwoptions & ICBZOPT_RATE_MASK) {
1839 				case ICBZOPT_RATE_1GB:
1840 				case ICBZOPT_RATE_2GB:
1841 				case ICBZOPT_RATE_AUTO:
1842 					break;
1843 				default:
1844 					icbp->icb_zfwoptions &= ~ICBZOPT_RATE_MASK;
1845 					icbp->icb_zfwoptions |= ICBZOPT_RATE_AUTO;
1846 					break;
1847 				}
1848 			}
1849 		}
1850 	}
1851 
1852 
1853 	/*
1854 	 * For 22XX > 2.1.26 && 23XX, set some options.
1855 	 */
1856 	if (ISP_FW_NEWER_THAN(isp, 2, 26, 0)) {
1857 		MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1858 		mbs.param[1] = IFCOPT1_DISF7SWTCH|IFCOPT1_LIPASYNC|IFCOPT1_LIPF8;
1859 		mbs.param[2] = 0;
1860 		mbs.param[3] = 0;
1861 		if (ISP_FW_NEWER_THAN(isp, 3, 16, 0)) {
1862 			mbs.param[1] |= IFCOPT1_EQFQASYNC|IFCOPT1_CTIO_RETRY;
1863 			if (fcp->role & ISP_ROLE_TARGET) {
1864 				if (ISP_FW_NEWER_THAN(isp, 3, 25, 0)) {
1865 					mbs.param[1] |= IFCOPT1_ENAPURE;
1866 				}
1867 				mbs.param[3] = IFCOPT3_NOPRLI;
1868 			}
1869 		}
1870 		isp_mboxcmd(isp, &mbs);
1871 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
1872 			return;
1873 		}
1874 	}
1875 	icbp->icb_logintime = ICB_LOGIN_TOV;
1876 
1877 #ifdef	ISP_TARGET_MODE
1878 	if (icbp->icb_fwoptions & ICBOPT_TGT_ENABLE) {
1879 		icbp->icb_lunenables = 0xffff;
1880 		icbp->icb_ccnt = 0xff;
1881 		icbp->icb_icnt = 0xff;
1882 		icbp->icb_lunetimeout = ICB_LUN_ENABLE_TOV;
1883 	}
1884 #endif
1885 	if (fcp->isp_wwnn && fcp->isp_wwpn) {
1886 		icbp->icb_fwoptions |= ICBOPT_BOTH_WWNS;
1887 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
1888 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1889 		isp_prt(isp, ISP_LOGDEBUG1,
1890 		    "Setting ICB Node 0x%08x%08x Port 0x%08x%08x",
1891 		    ((uint32_t) (fcp->isp_wwnn >> 32)),
1892 		    ((uint32_t) (fcp->isp_wwnn)),
1893 		    ((uint32_t) (fcp->isp_wwpn >> 32)),
1894 		    ((uint32_t) (fcp->isp_wwpn)));
1895 	} else if (fcp->isp_wwpn) {
1896 		icbp->icb_fwoptions &= ~ICBOPT_BOTH_WWNS;
1897 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
1898 		isp_prt(isp, ISP_LOGDEBUG1,
1899 		    "Setting ICB Port 0x%08x%08x",
1900 		    ((uint32_t) (fcp->isp_wwpn >> 32)),
1901 		    ((uint32_t) (fcp->isp_wwpn)));
1902 	} else {
1903 		isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
1904 		return;
1905 	}
1906 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
1907 	if (icbp->icb_rqstqlen < 1) {
1908 		isp_prt(isp, ISP_LOGERR, "bad request queue length");
1909 	}
1910 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
1911 	if (icbp->icb_rsltqlen < 1) {
1912 		isp_prt(isp, ISP_LOGERR, "bad result queue length");
1913 	}
1914 	icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
1915 	icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
1916 	icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
1917 	icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
1918 	icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
1919 	icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
1920 	icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
1921 	icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
1922 
1923 	if (FC_SCRATCH_ACQUIRE(isp, 0)) {
1924 		isp_prt(isp, ISP_LOGERR, sacq);
1925 		return;
1926 	}
1927 	isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init: fwopt 0x%x xfwopt 0x%x zfwopt 0x%x",
1928 	    icbp->icb_fwoptions, icbp->icb_xfwoptions, icbp->icb_zfwoptions);
1929 
1930 	isp_put_icb(isp, icbp, (isp_icb_t *)fcp->isp_scratch);
1931 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
1932 		isp_print_bytes(isp, "isp_fibre_init",
1933 		    sizeof(*icbp), fcp->isp_scratch);
1934 	}
1935 
1936 	/*
1937 	 * Init the firmware
1938 	 */
1939 	MBSINIT(&mbs, MBOX_INIT_FIRMWARE, MBLOGALL, 30000000);
1940 	mbs.param[1] = 0;
1941 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
1942 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
1943 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
1944 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
1945 	isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %p (%08x%08x)",
1946 	    fcp->isp_scratch, (uint32_t) ((uint64_t)fcp->isp_scdma >> 32),
1947 	    (uint32_t) fcp->isp_scdma);
1948 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
1949 	isp_mboxcmd(isp, &mbs);
1950 	FC_SCRATCH_RELEASE(isp, 0);
1951 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
1952 		return;
1953 	isp->isp_reqidx = 0;
1954 	isp->isp_reqodx = 0;
1955 	isp->isp_residx = 0;
1956 	isp->isp_resodx = 0;
1957 
1958 	/*
1959 	 * Whatever happens, we're now committed to being here.
1960 	 */
1961 	isp->isp_state = ISP_RUNSTATE;
1962 }
1963 
1964 static void
1965 isp_fibre_init_2400(ispsoftc_t *isp)
1966 {
1967 	fcparam *fcp;
1968 	isp_icb_2400_t local, *icbp = &local;
1969 	mbreg_t mbs;
1970 	int chan;
1971 	int ownloopid = 0;
1972 
1973 	/*
1974 	 * Check to see whether all channels have *some* kind of role
1975 	 */
1976 	for (chan = 0; chan < isp->isp_nchan; chan++) {
1977 		fcp = FCPARAM(isp, chan);
1978 		if (fcp->role != ISP_ROLE_NONE) {
1979 			break;
1980 		}
1981 	}
1982 	if (chan == isp->isp_nchan) {
1983 		isp_prt(isp, ISP_LOG_WARN1, "all %d channels with role 'none'", chan);
1984 		return;
1985 	}
1986 
1987 	isp->isp_state = ISP_INITSTATE;
1988 
1989 	/*
1990 	 * Start with channel 0.
1991 	 */
1992 	fcp = FCPARAM(isp, 0);
1993 
1994 	/*
1995 	 * Turn on LIP F8 async event (1)
1996 	 */
1997 	MBSINIT(&mbs, MBOX_SET_FIRMWARE_OPTIONS, MBLOGALL, 0);
1998 	mbs.param[1] = 1;
1999 	isp_mboxcmd(isp, &mbs);
2000 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2001 		return;
2002 	}
2003 
2004 	ISP_MEMZERO(icbp, sizeof (*icbp));
2005 	icbp->icb_fwoptions1 = fcp->isp_fwoptions;
2006 	icbp->icb_fwoptions2 = fcp->isp_xfwoptions;
2007 	icbp->icb_fwoptions3 = fcp->isp_zfwoptions;
2008 	if (isp->isp_nchan > 1 && ISP_CAP_VP0(isp)) {
2009 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2010 		icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2011 	} else {
2012 		if (fcp->role & ISP_ROLE_TARGET)
2013 			icbp->icb_fwoptions1 |= ICB2400_OPT1_TGT_ENABLE;
2014 		else
2015 			icbp->icb_fwoptions1 &= ~ICB2400_OPT1_TGT_ENABLE;
2016 		if (fcp->role & ISP_ROLE_INITIATOR)
2017 			icbp->icb_fwoptions1 &= ~ICB2400_OPT1_INI_DISABLE;
2018 		else
2019 			icbp->icb_fwoptions1 |= ICB2400_OPT1_INI_DISABLE;
2020 	}
2021 
2022 	icbp->icb_version = ICB_VERSION1;
2023 	icbp->icb_maxfrmlen = DEFAULT_FRAMESIZE(isp);
2024 	if (icbp->icb_maxfrmlen < ICB_MIN_FRMLEN || icbp->icb_maxfrmlen > ICB_MAX_FRMLEN) {
2025 		isp_prt(isp, ISP_LOGERR, "bad frame length (%d) from NVRAM- using %d", DEFAULT_FRAMESIZE(isp), ICB_DFLT_FRMLEN);
2026 		icbp->icb_maxfrmlen = ICB_DFLT_FRMLEN;
2027 	}
2028 
2029 	icbp->icb_execthrottle = DEFAULT_EXEC_THROTTLE(isp);
2030 	if (icbp->icb_execthrottle < 1 && !IS_26XX(isp)) {
2031 		isp_prt(isp, ISP_LOGERR, "bad execution throttle of %d- using %d", DEFAULT_EXEC_THROTTLE(isp), ICB_DFLT_THROTTLE);
2032 		icbp->icb_execthrottle = ICB_DFLT_THROTTLE;
2033 	}
2034 
2035 	/*
2036 	 * Set target exchange count. Take half if we are supporting both roles.
2037 	 */
2038 	if (icbp->icb_fwoptions1 & ICB2400_OPT1_TGT_ENABLE) {
2039 		icbp->icb_xchgcnt = isp->isp_maxcmds;
2040 		if ((icbp->icb_fwoptions1 & ICB2400_OPT1_INI_DISABLE) == 0)
2041 			icbp->icb_xchgcnt >>= 1;
2042 	}
2043 
2044 
2045 	ownloopid = (isp->isp_confopts & ISP_CFG_OWNLOOPID) != 0;
2046 	icbp->icb_hardaddr = fcp->isp_loopid;
2047 	if (icbp->icb_hardaddr >= LOCAL_LOOP_LIM) {
2048 		icbp->icb_hardaddr = 0;
2049 		ownloopid = 0;
2050 	}
2051 
2052 	if (ownloopid)
2053 		icbp->icb_fwoptions1 |= ICB2400_OPT1_HARD_ADDRESS;
2054 
2055 	if (isp->isp_confopts & ISP_CFG_NOFCTAPE) {
2056 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_FCTAPE;
2057 	}
2058 	if (isp->isp_confopts & ISP_CFG_FCTAPE) {
2059 		icbp->icb_fwoptions2 |= ICB2400_OPT2_FCTAPE;
2060 	}
2061 
2062 	for (chan = 0; chan < isp->isp_nchan; chan++) {
2063 		if (icbp->icb_fwoptions2 & ICB2400_OPT2_FCTAPE)
2064 			FCPARAM(isp, chan)->fctape_enabled = 1;
2065 		else
2066 			FCPARAM(isp, chan)->fctape_enabled = 0;
2067 	}
2068 
2069 	switch (isp->isp_confopts & ISP_CFG_PORT_PREF) {
2070 	case ISP_CFG_LPORT_ONLY:
2071 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2072 		icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_ONLY;
2073 		break;
2074 	case ISP_CFG_NPORT_ONLY:
2075 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2076 		icbp->icb_fwoptions2 |= ICB2400_OPT2_PTP_ONLY;
2077 		break;
2078 	case ISP_CFG_NPORT:
2079 		/* ISP_CFG_PTP_2_LOOP not available in 24XX/25XX */
2080 	case ISP_CFG_LPORT:
2081 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2082 		icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2083 		break;
2084 	default:
2085 		/* Let NVRAM settings define it if they are sane */
2086 		switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TOPO_MASK) {
2087 		case ICB2400_OPT2_LOOP_ONLY:
2088 		case ICB2400_OPT2_PTP_ONLY:
2089 		case ICB2400_OPT2_LOOP_2_PTP:
2090 			break;
2091 		default:
2092 			icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TOPO_MASK;
2093 			icbp->icb_fwoptions2 |= ICB2400_OPT2_LOOP_2_PTP;
2094 		}
2095 		break;
2096 	}
2097 
2098 	switch (icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK) {
2099 	case ICB2400_OPT2_ZIO:
2100 	case ICB2400_OPT2_ZIO1:
2101 		icbp->icb_idelaytimer = 0;
2102 		break;
2103 	case 0:
2104 		break;
2105 	default:
2106 		isp_prt(isp, ISP_LOGWARN, "bad value %x in fwopt2 timer field", icbp->icb_fwoptions2 & ICB2400_OPT2_TIMER_MASK);
2107 		icbp->icb_fwoptions2 &= ~ICB2400_OPT2_TIMER_MASK;
2108 		break;
2109 	}
2110 
2111 	if (IS_26XX(isp)) {
2112 		/* Use handshake to reduce global lock congestion. */
2113 		icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHR;
2114 		icbp->icb_fwoptions2 |= ICB2400_OPT2_ENA_IHA;
2115 	}
2116 
2117 	if ((icbp->icb_fwoptions3 & ICB2400_OPT3_RSPSZ_MASK) == 0) {
2118 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RSPSZ_24;
2119 	}
2120 	if (isp->isp_confopts & ISP_CFG_1GB) {
2121 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2122 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_1GB;
2123 	} else if (isp->isp_confopts & ISP_CFG_2GB) {
2124 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2125 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_2GB;
2126 	} else if (isp->isp_confopts & ISP_CFG_4GB) {
2127 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2128 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_4GB;
2129 	} else if (isp->isp_confopts & ISP_CFG_8GB) {
2130 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2131 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_8GB;
2132 	} else if (isp->isp_confopts & ISP_CFG_16GB) {
2133 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2134 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_16GB;
2135 	} else if (isp->isp_confopts & ISP_CFG_32GB) {
2136 		icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2137 		icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_32GB;
2138 	} else {
2139 		switch (icbp->icb_fwoptions3 & ICB2400_OPT3_RATE_MASK) {
2140 		case ICB2400_OPT3_RATE_4GB:
2141 		case ICB2400_OPT3_RATE_8GB:
2142 		case ICB2400_OPT3_RATE_16GB:
2143 		case ICB2400_OPT3_RATE_32GB:
2144 		case ICB2400_OPT3_RATE_AUTO:
2145 			break;
2146 		case ICB2400_OPT3_RATE_2GB:
2147 			if (isp->isp_type <= ISP_HA_FC_2500)
2148 				break;
2149 			/*FALLTHROUGH*/
2150 		case ICB2400_OPT3_RATE_1GB:
2151 			if (isp->isp_type <= ISP_HA_FC_2400)
2152 				break;
2153 			/*FALLTHROUGH*/
2154 		default:
2155 			icbp->icb_fwoptions3 &= ~ICB2400_OPT3_RATE_MASK;
2156 			icbp->icb_fwoptions3 |= ICB2400_OPT3_RATE_AUTO;
2157 			break;
2158 		}
2159 	}
2160 	if (ownloopid == 0) {
2161 		icbp->icb_fwoptions3 |= ICB2400_OPT3_SOFTID;
2162 	}
2163 	icbp->icb_logintime = ICB_LOGIN_TOV;
2164 
2165 	if (fcp->isp_wwnn && fcp->isp_wwpn) {
2166 		icbp->icb_fwoptions1 |= ICB2400_OPT1_BOTH_WWNS;
2167 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2168 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_nodename, fcp->isp_wwnn);
2169 		isp_prt(isp, ISP_LOGDEBUG1, "Setting ICB Node 0x%08x%08x Port 0x%08x%08x", ((uint32_t) (fcp->isp_wwnn >> 32)), ((uint32_t) (fcp->isp_wwnn)),
2170 		    ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2171 	} else if (fcp->isp_wwpn) {
2172 		icbp->icb_fwoptions1 &= ~ICB2400_OPT1_BOTH_WWNS;
2173 		MAKE_NODE_NAME_FROM_WWN(icbp->icb_portname, fcp->isp_wwpn);
2174 		isp_prt(isp, ISP_LOGDEBUG1, "Setting ICB Node to be same as Port 0x%08x%08x", ((uint32_t) (fcp->isp_wwpn >> 32)), ((uint32_t) (fcp->isp_wwpn)));
2175 	} else {
2176 		isp_prt(isp, ISP_LOGERR, "No valid WWNs to use");
2177 		return;
2178 	}
2179 	icbp->icb_retry_count = fcp->isp_retry_count;
2180 
2181 	icbp->icb_rqstqlen = RQUEST_QUEUE_LEN(isp);
2182 	if (icbp->icb_rqstqlen < 8) {
2183 		isp_prt(isp, ISP_LOGERR, "bad request queue length %d", icbp->icb_rqstqlen);
2184 		return;
2185 	}
2186 	icbp->icb_rsltqlen = RESULT_QUEUE_LEN(isp);
2187 	if (icbp->icb_rsltqlen < 8) {
2188 		isp_prt(isp, ISP_LOGERR, "bad result queue length %d",
2189 		    icbp->icb_rsltqlen);
2190 		return;
2191 	}
2192 	icbp->icb_rqstaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_rquest_dma);
2193 	icbp->icb_rqstaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_rquest_dma);
2194 	icbp->icb_rqstaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_rquest_dma);
2195 	icbp->icb_rqstaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_rquest_dma);
2196 
2197 	icbp->icb_respaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_result_dma);
2198 	icbp->icb_respaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_result_dma);
2199 	icbp->icb_respaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_result_dma);
2200 	icbp->icb_respaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_result_dma);
2201 
2202 #ifdef	ISP_TARGET_MODE
2203 	/* unconditionally set up the ATIO queue if we support target mode */
2204 	icbp->icb_atioqlen = RESULT_QUEUE_LEN(isp);
2205 	if (icbp->icb_atioqlen < 8) {
2206 		isp_prt(isp, ISP_LOGERR, "bad ATIO queue length %d", icbp->icb_atioqlen);
2207 		return;
2208 	}
2209 	icbp->icb_atioqaddr[RQRSP_ADDR0015] = DMA_WD0(isp->isp_atioq_dma);
2210 	icbp->icb_atioqaddr[RQRSP_ADDR1631] = DMA_WD1(isp->isp_atioq_dma);
2211 	icbp->icb_atioqaddr[RQRSP_ADDR3247] = DMA_WD2(isp->isp_atioq_dma);
2212 	icbp->icb_atioqaddr[RQRSP_ADDR4863] = DMA_WD3(isp->isp_atioq_dma);
2213 	isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: atioq %04x%04x%04x%04x", DMA_WD3(isp->isp_atioq_dma), DMA_WD2(isp->isp_atioq_dma),
2214 	    DMA_WD1(isp->isp_atioq_dma), DMA_WD0(isp->isp_atioq_dma));
2215 #endif
2216 
2217 	if (ISP_CAP_MSIX(isp) && isp->isp_nirq >= 2) {
2218 		icbp->icb_msixresp = 1;
2219 		if (IS_26XX(isp) && isp->isp_nirq >= 3)
2220 			icbp->icb_msixatio = 2;
2221 	}
2222 
2223 	isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x", icbp->icb_fwoptions1, icbp->icb_fwoptions2, icbp->icb_fwoptions3);
2224 
2225 	isp_prt(isp, ISP_LOGDEBUG0, "isp_fibre_init_2400: rqst %04x%04x%04x%04x rsp %04x%04x%04x%04x", DMA_WD3(isp->isp_rquest_dma), DMA_WD2(isp->isp_rquest_dma),
2226 	    DMA_WD1(isp->isp_rquest_dma), DMA_WD0(isp->isp_rquest_dma), DMA_WD3(isp->isp_result_dma), DMA_WD2(isp->isp_result_dma),
2227 	    DMA_WD1(isp->isp_result_dma), DMA_WD0(isp->isp_result_dma));
2228 
2229 	if (FC_SCRATCH_ACQUIRE(isp, 0)) {
2230 		isp_prt(isp, ISP_LOGERR, sacq);
2231 		return;
2232 	}
2233 	ISP_MEMZERO(fcp->isp_scratch, ISP_FC_SCRLEN);
2234 	isp_put_icb_2400(isp, icbp, fcp->isp_scratch);
2235 	if (isp->isp_dblev & ISP_LOGDEBUG1) {
2236 		isp_print_bytes(isp, "isp_fibre_init_2400",
2237 		    sizeof (*icbp), fcp->isp_scratch);
2238 	}
2239 
2240 	/*
2241 	 * Now fill in information about any additional channels
2242 	 */
2243 	if (isp->isp_nchan > 1) {
2244 		isp_icb_2400_vpinfo_t vpinfo, *vdst;
2245 		vp_port_info_t pi, *pdst;
2246 		size_t amt = 0;
2247 		uint8_t *off;
2248 
2249 		vpinfo.vp_global_options = ICB2400_VPGOPT_GEN_RIDA;
2250 		if (ISP_CAP_VP0(isp)) {
2251 			vpinfo.vp_global_options |= ICB2400_VPGOPT_VP0_DECOUPLE;
2252 			vpinfo.vp_count = isp->isp_nchan;
2253 			chan = 0;
2254 		} else {
2255 			vpinfo.vp_count = isp->isp_nchan - 1;
2256 			chan = 1;
2257 		}
2258 		off = fcp->isp_scratch;
2259 		off += ICB2400_VPINFO_OFF;
2260 		vdst = (isp_icb_2400_vpinfo_t *) off;
2261 		isp_put_icb_2400_vpinfo(isp, &vpinfo, vdst);
2262 		amt = ICB2400_VPINFO_OFF + sizeof (isp_icb_2400_vpinfo_t);
2263 		for (; chan < isp->isp_nchan; chan++) {
2264 			fcparam *fcp2;
2265 
2266 			ISP_MEMZERO(&pi, sizeof (pi));
2267 			fcp2 = FCPARAM(isp, chan);
2268 			if (fcp2->role != ISP_ROLE_NONE) {
2269 				pi.vp_port_options = ICB2400_VPOPT_ENABLED |
2270 				    ICB2400_VPOPT_ENA_SNSLOGIN;
2271 				if (fcp2->role & ISP_ROLE_INITIATOR)
2272 					pi.vp_port_options |= ICB2400_VPOPT_INI_ENABLE;
2273 				if ((fcp2->role & ISP_ROLE_TARGET) == 0)
2274 					pi.vp_port_options |= ICB2400_VPOPT_TGT_DISABLE;
2275 				if (fcp2->isp_loopid < LOCAL_LOOP_LIM) {
2276 					pi.vp_port_loopid = fcp2->isp_loopid;
2277 					if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2278 						pi.vp_port_options |= ICB2400_VPOPT_HARD_ADDRESS;
2279 				}
2280 
2281 			}
2282 			MAKE_NODE_NAME_FROM_WWN(pi.vp_port_portname, fcp2->isp_wwpn);
2283 			MAKE_NODE_NAME_FROM_WWN(pi.vp_port_nodename, fcp2->isp_wwnn);
2284 			off = fcp->isp_scratch;
2285 			if (ISP_CAP_VP0(isp))
2286 				off += ICB2400_VPINFO_PORT_OFF(chan);
2287 			else
2288 				off += ICB2400_VPINFO_PORT_OFF(chan - 1);
2289 			pdst = (vp_port_info_t *) off;
2290 			isp_put_vp_port_info(isp, &pi, pdst);
2291 			amt += ICB2400_VPOPT_WRITE_SIZE;
2292 		}
2293 		if (isp->isp_dblev & ISP_LOGDEBUG1) {
2294 			isp_print_bytes(isp, "isp_fibre_init_2400",
2295 			    amt - ICB2400_VPINFO_OFF,
2296 			    (char *)fcp->isp_scratch + ICB2400_VPINFO_OFF);
2297 		}
2298 	}
2299 
2300 	/*
2301 	 * Init the firmware
2302 	 */
2303 	MBSINIT(&mbs, 0, MBLOGALL, 30000000);
2304 	if (isp->isp_nchan > 1) {
2305 		mbs.param[0] = MBOX_INIT_FIRMWARE_MULTI_ID;
2306 	} else {
2307 		mbs.param[0] = MBOX_INIT_FIRMWARE;
2308 	}
2309 	mbs.param[1] = 0;
2310 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2311 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2312 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2313 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2314 	isp_prt(isp, ISP_LOGDEBUG0, "INIT F/W from %04x%04x%04x%04x", DMA_WD3(fcp->isp_scdma), DMA_WD2(fcp->isp_scdma), DMA_WD1(fcp->isp_scdma), DMA_WD0(fcp->isp_scdma));
2315 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, sizeof (*icbp), 0);
2316 	isp_mboxcmd(isp, &mbs);
2317 	FC_SCRATCH_RELEASE(isp, 0);
2318 
2319 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2320 		return;
2321 	}
2322 	isp->isp_reqidx = 0;
2323 	isp->isp_reqodx = 0;
2324 	isp->isp_residx = 0;
2325 	isp->isp_resodx = 0;
2326 	isp->isp_atioodx = 0;
2327 
2328 	/*
2329 	 * Whatever happens, we're now committed to being here.
2330 	 */
2331 	isp->isp_state = ISP_RUNSTATE;
2332 }
2333 
2334 static int
2335 isp_fc_enable_vp(ispsoftc_t *isp, int chan)
2336 {
2337 	fcparam *fcp = FCPARAM(isp, chan);
2338 	vp_modify_t vp;
2339 	void *reqp;
2340 	uint8_t resp[QENTRY_LEN];
2341 
2342 	/* Build a VP MODIFY command in memory */
2343 	ISP_MEMZERO(&vp, sizeof(vp));
2344 	vp.vp_mod_hdr.rqs_entry_type = RQSTYPE_VP_MODIFY;
2345 	vp.vp_mod_hdr.rqs_entry_count = 1;
2346 	vp.vp_mod_cnt = 1;
2347 	vp.vp_mod_idx0 = chan;
2348 	vp.vp_mod_cmd = VP_MODIFY_ENA;
2349 	vp.vp_mod_ports[0].options = ICB2400_VPOPT_ENABLED |
2350 	    ICB2400_VPOPT_ENA_SNSLOGIN;
2351 	if (fcp->role & ISP_ROLE_INITIATOR)
2352 		vp.vp_mod_ports[0].options |= ICB2400_VPOPT_INI_ENABLE;
2353 	if ((fcp->role & ISP_ROLE_TARGET) == 0)
2354 		vp.vp_mod_ports[0].options |= ICB2400_VPOPT_TGT_DISABLE;
2355 	if (fcp->isp_loopid < LOCAL_LOOP_LIM) {
2356 		vp.vp_mod_ports[0].loopid = fcp->isp_loopid;
2357 		if (isp->isp_confopts & ISP_CFG_OWNLOOPID)
2358 			vp.vp_mod_ports[0].options |= ICB2400_VPOPT_HARD_ADDRESS;
2359 	}
2360 	MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwpn, fcp->isp_wwpn);
2361 	MAKE_NODE_NAME_FROM_WWN(vp.vp_mod_ports[0].wwnn, fcp->isp_wwnn);
2362 
2363 	/* Prepare space for response in memory */
2364 	memset(resp, 0xff, sizeof(resp));
2365 	vp.vp_mod_hdl = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2366 	if (vp.vp_mod_hdl == 0) {
2367 		isp_prt(isp, ISP_LOGERR,
2368 		    "%s: VP_MODIFY of Chan %d out of handles", __func__, chan);
2369 		return (EIO);
2370 	}
2371 
2372 	/* Send request and wait for response. */
2373 	reqp = isp_getrqentry(isp);
2374 	if (reqp == NULL) {
2375 		isp_prt(isp, ISP_LOGERR,
2376 		    "%s: VP_MODIFY of Chan %d out of rqent", __func__, chan);
2377 		isp_destroy_handle(isp, vp.vp_mod_hdl);
2378 		return (EIO);
2379 	}
2380 	isp_put_vp_modify(isp, &vp, (vp_modify_t *)reqp);
2381 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2382 		isp_print_bytes(isp, "IOCB VP_MODIFY", QENTRY_LEN, reqp);
2383 	ISP_SYNC_REQUEST(isp);
2384 	if (msleep(resp, &isp->isp_lock, 0, "VP_MODIFY", 5*hz) == EWOULDBLOCK) {
2385 		isp_prt(isp, ISP_LOGERR,
2386 		    "%s: VP_MODIFY of Chan %d timed out", __func__, chan);
2387 		isp_destroy_handle(isp, vp.vp_mod_hdl);
2388 		return (EIO);
2389 	}
2390 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2391 		isp_print_bytes(isp, "IOCB VP_MODIFY response", QENTRY_LEN, resp);
2392 	isp_get_vp_modify(isp, (vp_modify_t *)resp, &vp);
2393 
2394 	if (vp.vp_mod_hdr.rqs_flags != 0 || vp.vp_mod_status != VP_STS_OK) {
2395 		isp_prt(isp, ISP_LOGERR,
2396 		    "%s: VP_MODIFY of Chan %d failed with flags %x status %d",
2397 		    __func__, chan, vp.vp_mod_hdr.rqs_flags, vp.vp_mod_status);
2398 		return (EIO);
2399 	}
2400 	return (0);
2401 }
2402 
2403 static int
2404 isp_fc_disable_vp(ispsoftc_t *isp, int chan)
2405 {
2406 	vp_ctrl_info_t vp;
2407 	void *reqp;
2408 	uint8_t resp[QENTRY_LEN];
2409 
2410 	/* Build a VP CTRL command in memory */
2411 	ISP_MEMZERO(&vp, sizeof(vp));
2412 	vp.vp_ctrl_hdr.rqs_entry_type = RQSTYPE_VP_CTRL;
2413 	vp.vp_ctrl_hdr.rqs_entry_count = 1;
2414 	if (ISP_CAP_VP0(isp)) {
2415 		vp.vp_ctrl_status = 1;
2416 	} else {
2417 		vp.vp_ctrl_status = 0;
2418 		chan--;	/* VP0 can not be controlled in this case. */
2419 	}
2420 	vp.vp_ctrl_command = VP_CTRL_CMD_DISABLE_VP_LOGO_ALL;
2421 	vp.vp_ctrl_vp_count = 1;
2422 	vp.vp_ctrl_idmap[chan / 16] |= (1 << chan % 16);
2423 
2424 	/* Prepare space for response in memory */
2425 	memset(resp, 0xff, sizeof(resp));
2426 	vp.vp_ctrl_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2427 	if (vp.vp_ctrl_handle == 0) {
2428 		isp_prt(isp, ISP_LOGERR,
2429 		    "%s: VP_CTRL of Chan %d out of handles", __func__, chan);
2430 		return (EIO);
2431 	}
2432 
2433 	/* Send request and wait for response. */
2434 	reqp = isp_getrqentry(isp);
2435 	if (reqp == NULL) {
2436 		isp_prt(isp, ISP_LOGERR,
2437 		    "%s: VP_CTRL of Chan %d out of rqent", __func__, chan);
2438 		isp_destroy_handle(isp, vp.vp_ctrl_handle);
2439 		return (EIO);
2440 	}
2441 	isp_put_vp_ctrl_info(isp, &vp, (vp_ctrl_info_t *)reqp);
2442 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2443 		isp_print_bytes(isp, "IOCB VP_CTRL", QENTRY_LEN, reqp);
2444 	ISP_SYNC_REQUEST(isp);
2445 	if (msleep(resp, &isp->isp_lock, 0, "VP_CTRL", 5*hz) == EWOULDBLOCK) {
2446 		isp_prt(isp, ISP_LOGERR,
2447 		    "%s: VP_CTRL of Chan %d timed out", __func__, chan);
2448 		isp_destroy_handle(isp, vp.vp_ctrl_handle);
2449 		return (EIO);
2450 	}
2451 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2452 		isp_print_bytes(isp, "IOCB VP_CTRL response", QENTRY_LEN, resp);
2453 	isp_get_vp_ctrl_info(isp, (vp_ctrl_info_t *)resp, &vp);
2454 
2455 	if (vp.vp_ctrl_hdr.rqs_flags != 0 || vp.vp_ctrl_status != 0) {
2456 		isp_prt(isp, ISP_LOGERR,
2457 		    "%s: VP_CTRL of Chan %d failed with flags %x status %d %d",
2458 		    __func__, chan, vp.vp_ctrl_hdr.rqs_flags,
2459 		    vp.vp_ctrl_status, vp.vp_ctrl_index_fail);
2460 		return (EIO);
2461 	}
2462 	return (0);
2463 }
2464 
2465 static int
2466 isp_fc_change_role(ispsoftc_t *isp, int chan, int new_role)
2467 {
2468 	fcparam *fcp = FCPARAM(isp, chan);
2469 	int i, was, res = 0;
2470 
2471 	if (chan >= isp->isp_nchan) {
2472 		isp_prt(isp, ISP_LOGWARN, "%s: bad channel %d", __func__, chan);
2473 		return (ENXIO);
2474 	}
2475 	if (fcp->role == new_role)
2476 		return (0);
2477 	for (was = 0, i = 0; i < isp->isp_nchan; i++) {
2478 		if (FCPARAM(isp, i)->role != ISP_ROLE_NONE)
2479 			was++;
2480 	}
2481 	if (was == 0 || (was == 1 && fcp->role != ISP_ROLE_NONE)) {
2482 		fcp->role = new_role;
2483 		return (isp_reinit(isp, 0));
2484 	}
2485 	if (fcp->role != ISP_ROLE_NONE) {
2486 		res = isp_fc_disable_vp(isp, chan);
2487 		isp_clear_portdb(isp, chan);
2488 	}
2489 	fcp->role = new_role;
2490 	if (fcp->role != ISP_ROLE_NONE)
2491 		res = isp_fc_enable_vp(isp, chan);
2492 	return (res);
2493 }
2494 
2495 static void
2496 isp_clear_portdb(ispsoftc_t *isp, int chan)
2497 {
2498 	fcparam *fcp = FCPARAM(isp, chan);
2499 	fcportdb_t *lp;
2500 	int i;
2501 
2502 	for (i = 0; i < MAX_FC_TARG; i++) {
2503 		lp = &fcp->portdb[i];
2504 		switch (lp->state) {
2505 		case FC_PORTDB_STATE_DEAD:
2506 		case FC_PORTDB_STATE_CHANGED:
2507 		case FC_PORTDB_STATE_VALID:
2508 			lp->state = FC_PORTDB_STATE_NIL;
2509 			isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
2510 			break;
2511 		case FC_PORTDB_STATE_NIL:
2512 		case FC_PORTDB_STATE_NEW:
2513 			lp->state = FC_PORTDB_STATE_NIL;
2514 			break;
2515 		case FC_PORTDB_STATE_ZOMBIE:
2516 			break;
2517 		default:
2518 			panic("Don't know how to clear state %d\n", lp->state);
2519 		}
2520 	}
2521 }
2522 
2523 static void
2524 isp_mark_portdb(ispsoftc_t *isp, int chan)
2525 {
2526 	fcparam *fcp = FCPARAM(isp, chan);
2527 	fcportdb_t *lp;
2528 	int i;
2529 
2530 	for (i = 0; i < MAX_FC_TARG; i++) {
2531 		lp = &fcp->portdb[i];
2532 		if (lp->state == FC_PORTDB_STATE_NIL)
2533 			continue;
2534 		if (lp->portid >= DOMAIN_CONTROLLER_BASE &&
2535 		    lp->portid <= DOMAIN_CONTROLLER_END)
2536 			continue;
2537 		fcp->portdb[i].probational = 1;
2538 	}
2539 }
2540 
2541 /*
2542  * Perform an IOCB PLOGI or LOGO via EXECUTE IOCB A64 for 24XX cards
2543  * or via FABRIC LOGIN/FABRIC LOGOUT for other cards.
2544  */
2545 static int
2546 isp_plogx(ispsoftc_t *isp, int chan, uint16_t handle, uint32_t portid, int flags)
2547 {
2548 	isp_plogx_t pl;
2549 	void *reqp;
2550 	uint8_t resp[QENTRY_LEN];
2551 	uint32_t sst, parm1;
2552 	int rval, lev;
2553 	const char *msg;
2554 	char buf[64];
2555 
2556 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d PLOGX %s PortID 0x%06x nphdl 0x%x",
2557 	    chan, (flags & PLOGX_FLG_CMD_MASK) == PLOGX_FLG_CMD_PLOGI ?
2558 	    "Login":"Logout", portid, handle);
2559 	if (!IS_24XX(isp)) {
2560 		int action = flags & PLOGX_FLG_CMD_MASK;
2561 		if (action == PLOGX_FLG_CMD_PLOGI) {
2562 			return (isp_port_login(isp, handle, portid));
2563 		} else if (action == PLOGX_FLG_CMD_LOGO) {
2564 			return (isp_port_logout(isp, handle, portid));
2565 		} else {
2566 			return (MBOX_INVALID_COMMAND);
2567 		}
2568 	}
2569 
2570 	ISP_MEMZERO(&pl, sizeof(pl));
2571 	pl.plogx_header.rqs_entry_count = 1;
2572 	pl.plogx_header.rqs_entry_type = RQSTYPE_LOGIN;
2573 	pl.plogx_nphdl = handle;
2574 	pl.plogx_vphdl = chan;
2575 	pl.plogx_portlo = portid;
2576 	pl.plogx_rspsz_porthi = (portid >> 16) & 0xff;
2577 	pl.plogx_flags = flags;
2578 
2579 	/* Prepare space for response in memory */
2580 	memset(resp, 0xff, sizeof(resp));
2581 	pl.plogx_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
2582 	if (pl.plogx_handle == 0) {
2583 		isp_prt(isp, ISP_LOGERR,
2584 		    "%s: PLOGX of Chan %d out of handles", __func__, chan);
2585 		return (-1);
2586 	}
2587 
2588 	/* Send request and wait for response. */
2589 	reqp = isp_getrqentry(isp);
2590 	if (reqp == NULL) {
2591 		isp_prt(isp, ISP_LOGERR,
2592 		    "%s: PLOGX of Chan %d out of rqent", __func__, chan);
2593 		isp_destroy_handle(isp, pl.plogx_handle);
2594 		return (-1);
2595 	}
2596 	isp_put_plogx(isp, &pl, (isp_plogx_t *)reqp);
2597 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2598 		isp_print_bytes(isp, "IOCB LOGX", QENTRY_LEN, reqp);
2599 	FCPARAM(isp, chan)->isp_login_hdl = handle;
2600 	ISP_SYNC_REQUEST(isp);
2601 	if (msleep(resp, &isp->isp_lock, 0, "PLOGX", 3 * ICB_LOGIN_TOV * hz)
2602 	    == EWOULDBLOCK) {
2603 		isp_prt(isp, ISP_LOGERR,
2604 		    "%s: PLOGX of Chan %d timed out", __func__, chan);
2605 		isp_destroy_handle(isp, pl.plogx_handle);
2606 		return (-1);
2607 	}
2608 	FCPARAM(isp, chan)->isp_login_hdl = NIL_HANDLE;
2609 	if (isp->isp_dblev & ISP_LOGDEBUG1)
2610 		isp_print_bytes(isp, "IOCB LOGX response", QENTRY_LEN, resp);
2611 	isp_get_plogx(isp, (isp_plogx_t *)resp, &pl);
2612 
2613 	if (pl.plogx_status == PLOGX_STATUS_OK) {
2614 		return (0);
2615 	} else if (pl.plogx_status != PLOGX_STATUS_IOCBERR) {
2616 		isp_prt(isp, ISP_LOGWARN,
2617 		    "status 0x%x on port login IOCB channel %d",
2618 		    pl.plogx_status, chan);
2619 		return (-1);
2620 	}
2621 
2622 	sst = pl.plogx_ioparm[0].lo16 | (pl.plogx_ioparm[0].hi16 << 16);
2623 	parm1 = pl.plogx_ioparm[1].lo16 | (pl.plogx_ioparm[1].hi16 << 16);
2624 
2625 	rval = -1;
2626 	lev = ISP_LOGERR;
2627 	msg = NULL;
2628 
2629 	switch (sst) {
2630 	case PLOGX_IOCBERR_NOLINK:
2631 		msg = "no link";
2632 		break;
2633 	case PLOGX_IOCBERR_NOIOCB:
2634 		msg = "no IOCB buffer";
2635 		break;
2636 	case PLOGX_IOCBERR_NOXGHG:
2637 		msg = "no Exchange Control Block";
2638 		break;
2639 	case PLOGX_IOCBERR_FAILED:
2640 		ISP_SNPRINTF(buf, sizeof (buf), "reason 0x%x (last LOGIN state 0x%x)", parm1 & 0xff, (parm1 >> 8) & 0xff);
2641 		msg = buf;
2642 		break;
2643 	case PLOGX_IOCBERR_NOFABRIC:
2644 		msg = "no fabric";
2645 		break;
2646 	case PLOGX_IOCBERR_NOTREADY:
2647 		msg = "firmware not ready";
2648 		break;
2649 	case PLOGX_IOCBERR_NOLOGIN:
2650 		ISP_SNPRINTF(buf, sizeof (buf), "not logged in (last state 0x%x)", parm1);
2651 		msg = buf;
2652 		rval = MBOX_NOT_LOGGED_IN;
2653 		break;
2654 	case PLOGX_IOCBERR_REJECT:
2655 		ISP_SNPRINTF(buf, sizeof (buf), "LS_RJT = 0x%x", parm1);
2656 		msg = buf;
2657 		break;
2658 	case PLOGX_IOCBERR_NOPCB:
2659 		msg = "no PCB allocated";
2660 		break;
2661 	case PLOGX_IOCBERR_EINVAL:
2662 		ISP_SNPRINTF(buf, sizeof (buf), "invalid parameter at offset 0x%x", parm1);
2663 		msg = buf;
2664 		break;
2665 	case PLOGX_IOCBERR_PORTUSED:
2666 		lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2667 		ISP_SNPRINTF(buf, sizeof (buf), "already logged in with N-Port handle 0x%x", parm1);
2668 		msg = buf;
2669 		rval = MBOX_PORT_ID_USED | (parm1 << 16);
2670 		break;
2671 	case PLOGX_IOCBERR_HNDLUSED:
2672 		lev = ISP_LOG_SANCFG|ISP_LOG_WARN1;
2673 		ISP_SNPRINTF(buf, sizeof (buf), "handle already used for PortID 0x%06x", parm1);
2674 		msg = buf;
2675 		rval = MBOX_LOOP_ID_USED;
2676 		break;
2677 	case PLOGX_IOCBERR_NOHANDLE:
2678 		msg = "no handle allocated";
2679 		break;
2680 	case PLOGX_IOCBERR_NOFLOGI:
2681 		msg = "no FLOGI_ACC";
2682 		break;
2683 	default:
2684 		ISP_SNPRINTF(buf, sizeof (buf), "status %x from %x", pl.plogx_status, flags);
2685 		msg = buf;
2686 		break;
2687 	}
2688 	if (msg) {
2689 		isp_prt(isp, lev, "Chan %d PLOGX PortID 0x%06x to N-Port handle 0x%x: %s",
2690 		    chan, portid, handle, msg);
2691 	}
2692 	return (rval);
2693 }
2694 
2695 static int
2696 isp_port_login(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2697 {
2698 	mbreg_t mbs;
2699 
2700 	MBSINIT(&mbs, MBOX_FABRIC_LOGIN, MBLOGNONE, 500000);
2701 	if (ISP_CAP_2KLOGIN(isp)) {
2702 		mbs.param[1] = handle;
2703 		mbs.ibits = (1 << 10);
2704 	} else {
2705 		mbs.param[1] = handle << 8;
2706 	}
2707 	mbs.param[2] = portid >> 16;
2708 	mbs.param[3] = portid;
2709 	mbs.logval = MBLOGNONE;
2710 	mbs.timeout = 500000;
2711 	isp_mboxcmd(isp, &mbs);
2712 
2713 	switch (mbs.param[0]) {
2714 	case MBOX_PORT_ID_USED:
2715 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: portid 0x%06x already logged in as 0x%x", portid, mbs.param[1]);
2716 		return (MBOX_PORT_ID_USED | (mbs.param[1] << 16));
2717 
2718 	case MBOX_LOOP_ID_USED:
2719 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: handle 0x%x in use for port id 0x%02xXXXX", handle, mbs.param[1] & 0xff);
2720 		return (MBOX_LOOP_ID_USED);
2721 
2722 	case MBOX_COMMAND_COMPLETE:
2723 		return (0);
2724 
2725 	case MBOX_COMMAND_ERROR:
2726 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: error 0x%x in PLOGI to port 0x%06x", mbs.param[1], portid);
2727 		return (MBOX_COMMAND_ERROR);
2728 
2729 	case MBOX_ALL_IDS_USED:
2730 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "isp_port_login: all IDs used for fabric login");
2731 		return (MBOX_ALL_IDS_USED);
2732 
2733 	default:
2734 		isp_prt(isp, ISP_LOG_SANCFG, "isp_port_login: error 0x%x on port login of 0x%06x@0x%0x", mbs.param[0], portid, handle);
2735 		return (mbs.param[0]);
2736 	}
2737 }
2738 
2739 /*
2740  * Pre-24XX fabric port logout
2741  *
2742  * Note that portid is not used
2743  */
2744 static int
2745 isp_port_logout(ispsoftc_t *isp, uint16_t handle, uint32_t portid)
2746 {
2747 	mbreg_t mbs;
2748 
2749 	MBSINIT(&mbs, MBOX_FABRIC_LOGOUT, MBLOGNONE, 500000);
2750 	if (ISP_CAP_2KLOGIN(isp)) {
2751 		mbs.param[1] = handle;
2752 		mbs.ibits = (1 << 10);
2753 	} else {
2754 		mbs.param[1] = handle << 8;
2755 	}
2756 	isp_mboxcmd(isp, &mbs);
2757 	return (mbs.param[0] == MBOX_COMMAND_COMPLETE? 0 : mbs.param[0]);
2758 }
2759 
2760 static int
2761 isp_getpdb(ispsoftc_t *isp, int chan, uint16_t id, isp_pdb_t *pdb)
2762 {
2763 	mbreg_t mbs;
2764 	union {
2765 		isp_pdb_21xx_t fred;
2766 		isp_pdb_24xx_t bill;
2767 	} un;
2768 
2769 	MBSINIT(&mbs, MBOX_GET_PORT_DB,
2770 	    MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 250000);
2771 	if (IS_24XX(isp)) {
2772 		mbs.ibits = (1 << 9)|(1 << 10);
2773 		mbs.param[1] = id;
2774 		mbs.param[9] = chan;
2775 	} else if (ISP_CAP_2KLOGIN(isp)) {
2776 		mbs.param[1] = id;
2777 	} else {
2778 		mbs.param[1] = id << 8;
2779 	}
2780 	mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
2781 	mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
2782 	mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
2783 	mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
2784 	MEMORYBARRIER(isp, SYNC_IFORDEV, 0, sizeof(un), chan);
2785 
2786 	isp_mboxcmd(isp, &mbs);
2787 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
2788 		return (mbs.param[0] | (mbs.param[1] << 16));
2789 
2790 	MEMORYBARRIER(isp, SYNC_IFORCPU, 0, sizeof(un), chan);
2791 	if (IS_24XX(isp)) {
2792 		isp_get_pdb_24xx(isp, isp->isp_iocb, &un.bill);
2793 		pdb->handle = un.bill.pdb_handle;
2794 		pdb->prli_word0 = un.bill.pdb_prli_svc0;
2795 		pdb->prli_word3 = un.bill.pdb_prli_svc3;
2796 		pdb->portid = BITS2WORD_24XX(un.bill.pdb_portid_bits);
2797 		ISP_MEMCPY(pdb->portname, un.bill.pdb_portname, 8);
2798 		ISP_MEMCPY(pdb->nodename, un.bill.pdb_nodename, 8);
2799 		isp_prt(isp, ISP_LOGDEBUG0,
2800 		    "Chan %d handle 0x%x Port 0x%06x flags 0x%x curstate %x laststate %x",
2801 		    chan, id, pdb->portid, un.bill.pdb_flags,
2802 		    un.bill.pdb_curstate, un.bill.pdb_laststate);
2803 
2804 		if (un.bill.pdb_curstate < PDB2400_STATE_PLOGI_DONE || un.bill.pdb_curstate > PDB2400_STATE_LOGGED_IN) {
2805 			mbs.param[0] = MBOX_NOT_LOGGED_IN;
2806 			return (mbs.param[0]);
2807 		}
2808 	} else {
2809 		isp_get_pdb_21xx(isp, isp->isp_iocb, &un.fred);
2810 		pdb->handle = un.fred.pdb_loopid;
2811 		pdb->prli_word0 = un.fred.pdb_prli_svc0;
2812 		pdb->prli_word3 = un.fred.pdb_prli_svc3;
2813 		pdb->portid = BITS2WORD(un.fred.pdb_portid_bits);
2814 		ISP_MEMCPY(pdb->portname, un.fred.pdb_portname, 8);
2815 		ISP_MEMCPY(pdb->nodename, un.fred.pdb_nodename, 8);
2816 		isp_prt(isp, ISP_LOGDEBUG1,
2817 		    "Chan %d handle 0x%x Port 0x%06x", chan, id, pdb->portid);
2818 	}
2819 	return (0);
2820 }
2821 
2822 static int
2823 isp_gethandles(ispsoftc_t *isp, int chan, uint16_t *handles, int *num, int loop)
2824 {
2825 	fcparam *fcp = FCPARAM(isp, chan);
2826 	mbreg_t mbs;
2827 	isp_pnhle_21xx_t el1, *elp1;
2828 	isp_pnhle_23xx_t el3, *elp3;
2829 	isp_pnhle_24xx_t el4, *elp4;
2830 	int i, j;
2831 	uint32_t p;
2832 	uint16_t h;
2833 
2834 	MBSINIT(&mbs, MBOX_GET_ID_LIST, MBLOGALL, 250000);
2835 	if (IS_24XX(isp)) {
2836 		mbs.param[2] = DMA_WD1(fcp->isp_scdma);
2837 		mbs.param[3] = DMA_WD0(fcp->isp_scdma);
2838 		mbs.param[6] = DMA_WD3(fcp->isp_scdma);
2839 		mbs.param[7] = DMA_WD2(fcp->isp_scdma);
2840 		mbs.param[8] = ISP_FC_SCRLEN;
2841 		mbs.param[9] = chan;
2842 	} else {
2843 		mbs.ibits = (1 << 1)|(1 << 2)|(1 << 3)|(1 << 6);
2844 		mbs.param[1] = DMA_WD1(fcp->isp_scdma);
2845 		mbs.param[2] = DMA_WD0(fcp->isp_scdma);
2846 		mbs.param[3] = DMA_WD3(fcp->isp_scdma);
2847 		mbs.param[6] = DMA_WD2(fcp->isp_scdma);
2848 	}
2849 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
2850 		isp_prt(isp, ISP_LOGERR, sacq);
2851 		return (-1);
2852 	}
2853 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, ISP_FC_SCRLEN, chan);
2854 	isp_mboxcmd(isp, &mbs);
2855 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2856 		FC_SCRATCH_RELEASE(isp, chan);
2857 		return (mbs.param[0] | (mbs.param[1] << 16));
2858 	}
2859 	MEMORYBARRIER(isp, SYNC_SFORCPU, 0, ISP_FC_SCRLEN, chan);
2860 	elp1 = fcp->isp_scratch;
2861 	elp3 = fcp->isp_scratch;
2862 	elp4 = fcp->isp_scratch;
2863 	for (i = 0, j = 0; i < mbs.param[1] && j < *num; i++) {
2864 		if (IS_24XX(isp)) {
2865 			isp_get_pnhle_24xx(isp, &elp4[i], &el4);
2866 			p = el4.pnhle_port_id_lo |
2867 			    (el4.pnhle_port_id_hi << 16);
2868 			h = el4.pnhle_handle;
2869 		} else if (IS_23XX(isp)) {
2870 			isp_get_pnhle_23xx(isp, &elp3[i], &el3);
2871 			p = el3.pnhle_port_id_lo |
2872 			    (el3.pnhle_port_id_hi << 16);
2873 			h = el3.pnhle_handle;
2874 		} else { /* 21xx */
2875 			isp_get_pnhle_21xx(isp, &elp1[i], &el1);
2876 			p = el1.pnhle_port_id_lo |
2877 			    ((el1.pnhle_port_id_hi_handle & 0xff) << 16);
2878 			h = el1.pnhle_port_id_hi_handle >> 8;
2879 		}
2880 		if (loop && (p >> 8) != (fcp->isp_portid >> 8))
2881 			continue;
2882 		handles[j++] = h;
2883 	}
2884 	*num = j;
2885 	FC_SCRATCH_RELEASE(isp, chan);
2886 	return (0);
2887 }
2888 
2889 static void
2890 isp_dump_chip_portdb(ispsoftc_t *isp, int chan)
2891 {
2892 	isp_pdb_t pdb;
2893 	uint16_t lim, nphdl;
2894 
2895 	isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d chip port dump", chan);
2896 	if (ISP_CAP_2KLOGIN(isp)) {
2897 		lim = NPH_MAX_2K;
2898 	} else {
2899 		lim = NPH_MAX;
2900 	}
2901 	for (nphdl = 0; nphdl != lim; nphdl++) {
2902 		if (isp_getpdb(isp, chan, nphdl, &pdb)) {
2903 			continue;
2904 		}
2905 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGINFO, "Chan %d Handle 0x%04x "
2906 		    "PortID 0x%06x WWPN 0x%02x%02x%02x%02x%02x%02x%02x%02x",
2907 		    chan, nphdl, pdb.portid, pdb.portname[0], pdb.portname[1],
2908 		    pdb.portname[2], pdb.portname[3], pdb.portname[4],
2909 		    pdb.portname[5], pdb.portname[6], pdb.portname[7]);
2910 	}
2911 }
2912 
2913 static uint64_t
2914 isp_get_wwn(ispsoftc_t *isp, int chan, int nphdl, int nodename)
2915 {
2916 	uint64_t wwn = INI_NONE;
2917 	mbreg_t mbs;
2918 
2919 	MBSINIT(&mbs, MBOX_GET_PORT_NAME,
2920 	    MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_PARAM_ERROR), 500000);
2921 	if (ISP_CAP_2KLOGIN(isp)) {
2922 		mbs.param[1] = nphdl;
2923 		if (nodename) {
2924 			mbs.param[10] = 1;
2925 		}
2926 		mbs.param[9] = chan;
2927 	} else {
2928 		mbs.ibitm = 3;
2929 		mbs.param[1] = nphdl << 8;
2930 		if (nodename) {
2931 			mbs.param[1] |= 1;
2932 		}
2933 	}
2934 	isp_mboxcmd(isp, &mbs);
2935 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
2936 		return (wwn);
2937 	}
2938 	if (IS_24XX(isp)) {
2939 		wwn =
2940 		    (((uint64_t)(mbs.param[2] >> 8))	<< 56) |
2941 		    (((uint64_t)(mbs.param[2] & 0xff))	<< 48) |
2942 		    (((uint64_t)(mbs.param[3] >> 8))	<< 40) |
2943 		    (((uint64_t)(mbs.param[3] & 0xff))	<< 32) |
2944 		    (((uint64_t)(mbs.param[6] >> 8))	<< 24) |
2945 		    (((uint64_t)(mbs.param[6] & 0xff))	<< 16) |
2946 		    (((uint64_t)(mbs.param[7] >> 8))	<<  8) |
2947 		    (((uint64_t)(mbs.param[7] & 0xff)));
2948 	} else {
2949 		wwn =
2950 		    (((uint64_t)(mbs.param[2] & 0xff))  << 56) |
2951 		    (((uint64_t)(mbs.param[2] >> 8))	<< 48) |
2952 		    (((uint64_t)(mbs.param[3] & 0xff))	<< 40) |
2953 		    (((uint64_t)(mbs.param[3] >> 8))	<< 32) |
2954 		    (((uint64_t)(mbs.param[6] & 0xff))	<< 24) |
2955 		    (((uint64_t)(mbs.param[6] >> 8))	<< 16) |
2956 		    (((uint64_t)(mbs.param[7] & 0xff))	<<  8) |
2957 		    (((uint64_t)(mbs.param[7] >> 8)));
2958 	}
2959 	return (wwn);
2960 }
2961 
2962 /*
2963  * Make sure we have good FC link.
2964  */
2965 
2966 static int
2967 isp_fclink_test(ispsoftc_t *isp, int chan, int usdelay)
2968 {
2969 	mbreg_t mbs;
2970 	int i, r;
2971 	uint16_t nphdl;
2972 	fcparam *fcp;
2973 	isp_pdb_t pdb;
2974 	NANOTIME_T hra, hrb;
2975 
2976 	fcp = FCPARAM(isp, chan);
2977 
2978 	if (fcp->isp_loopstate < LOOP_HAVE_LINK)
2979 		return (-1);
2980 	if (fcp->isp_loopstate >= LOOP_LTEST_DONE)
2981 		return (0);
2982 
2983 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test", chan);
2984 
2985 	/*
2986 	 * Wait up to N microseconds for F/W to go to a ready state.
2987 	 */
2988 	GET_NANOTIME(&hra);
2989 	while (1) {
2990 		isp_change_fw_state(isp, chan, isp_fw_state(isp, chan));
2991 		if (fcp->isp_fwstate == FW_READY) {
2992 			break;
2993 		}
2994 		if (fcp->isp_loopstate < LOOP_HAVE_LINK)
2995 			goto abort;
2996 		GET_NANOTIME(&hrb);
2997 		if ((NANOTIME_SUB(&hrb, &hra) / 1000 + 1000 >= usdelay))
2998 			break;
2999 		ISP_SLEEP(isp, 1000);
3000 	}
3001 	if (fcp->isp_fwstate != FW_READY) {
3002 		isp_prt(isp, ISP_LOG_SANCFG,
3003 		    "Chan %d Firmware is not ready (%s)",
3004 		    chan, isp_fc_fw_statename(fcp->isp_fwstate));
3005 		return (-1);
3006 	}
3007 
3008 	/*
3009 	 * Get our Loop ID and Port ID.
3010 	 */
3011 	MBSINIT(&mbs, MBOX_GET_LOOP_ID, MBLOGALL, 0);
3012 	mbs.param[9] = chan;
3013 	isp_mboxcmd(isp, &mbs);
3014 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3015 		return (-1);
3016 	}
3017 
3018 	if (IS_2100(isp)) {
3019 		/*
3020 		 * Don't bother with fabric if we are using really old
3021 		 * 2100 firmware. It's just not worth it.
3022 		 */
3023 		if (ISP_FW_NEWER_THAN(isp, 1, 15, 37))
3024 			fcp->isp_topo = TOPO_FL_PORT;
3025 		else
3026 			fcp->isp_topo = TOPO_NL_PORT;
3027 	} else {
3028 		int topo = (int) mbs.param[6];
3029 		if (topo < TOPO_NL_PORT || topo > TOPO_PTP_STUB) {
3030 			topo = TOPO_PTP_STUB;
3031 		}
3032 		fcp->isp_topo = topo;
3033 	}
3034 	fcp->isp_portid = mbs.param[2] | (mbs.param[3] << 16);
3035 
3036 	if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3037 		fcp->isp_loopid = mbs.param[1] & 0xff;
3038 	} else if (fcp->isp_topo != TOPO_F_PORT) {
3039 		uint8_t alpa = fcp->isp_portid;
3040 
3041 		for (i = 0; alpa_map[i]; i++) {
3042 			if (alpa_map[i] == alpa)
3043 				break;
3044 		}
3045 		if (alpa_map[i])
3046 			fcp->isp_loopid = i;
3047 	}
3048 
3049 #if 0
3050 	fcp->isp_loopstate = LOOP_HAVE_ADDR;
3051 #endif
3052 	fcp->isp_loopstate = LOOP_TESTING_LINK;
3053 
3054 	if (fcp->isp_topo == TOPO_F_PORT || fcp->isp_topo == TOPO_FL_PORT) {
3055 		nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3056 		r = isp_getpdb(isp, chan, nphdl, &pdb);
3057 		if (r != 0 || pdb.portid == 0) {
3058 			if (IS_2100(isp)) {
3059 				fcp->isp_topo = TOPO_NL_PORT;
3060 			} else {
3061 				isp_prt(isp, ISP_LOGWARN,
3062 				    "fabric topology, but cannot get info about fabric controller (0x%x)", r);
3063 				fcp->isp_topo = TOPO_PTP_STUB;
3064 			}
3065 			goto not_on_fabric;
3066 		}
3067 
3068 		if (IS_24XX(isp)) {
3069 			fcp->isp_fabric_params = mbs.param[7];
3070 			fcp->isp_sns_hdl = NPH_SNS_ID;
3071 			r = isp_register_fc4_type(isp, chan);
3072 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3073 				goto abort;
3074 			if (r != 0)
3075 				goto not_on_fabric;
3076 			r = isp_register_fc4_features_24xx(isp, chan);
3077 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3078 				goto abort;
3079 			if (r != 0)
3080 				goto not_on_fabric;
3081 			r = isp_register_port_name_24xx(isp, chan);
3082 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3083 				goto abort;
3084 			if (r != 0)
3085 				goto not_on_fabric;
3086 			isp_register_node_name_24xx(isp, chan);
3087 			if (fcp->isp_loopstate < LOOP_TESTING_LINK)
3088 				goto abort;
3089 		} else {
3090 			fcp->isp_sns_hdl = SNS_ID;
3091 			r = isp_register_fc4_type(isp, chan);
3092 			if (r != 0)
3093 				goto not_on_fabric;
3094 			if (fcp->role == ISP_ROLE_TARGET)
3095 				isp_send_change_request(isp, chan);
3096 		}
3097 	}
3098 
3099 not_on_fabric:
3100 	/* Get link speed. */
3101 	fcp->isp_gbspeed = 1;
3102 	if (IS_23XX(isp) || IS_24XX(isp)) {
3103 		MBSINIT(&mbs, MBOX_GET_SET_DATA_RATE, MBLOGALL, 3000000);
3104 		mbs.param[1] = MBGSD_GET_RATE;
3105 		/* mbs.param[2] undefined if we're just getting rate */
3106 		isp_mboxcmd(isp, &mbs);
3107 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
3108 			if (mbs.param[1] == MBGSD_10GB)
3109 				fcp->isp_gbspeed = 10;
3110 			else if (mbs.param[1] == MBGSD_32GB)
3111 				fcp->isp_gbspeed = 32;
3112 			else if (mbs.param[1] == MBGSD_16GB)
3113 				fcp->isp_gbspeed = 16;
3114 			else if (mbs.param[1] == MBGSD_8GB)
3115 				fcp->isp_gbspeed = 8;
3116 			else if (mbs.param[1] == MBGSD_4GB)
3117 				fcp->isp_gbspeed = 4;
3118 			else if (mbs.param[1] == MBGSD_2GB)
3119 				fcp->isp_gbspeed = 2;
3120 			else if (mbs.param[1] == MBGSD_1GB)
3121 				fcp->isp_gbspeed = 1;
3122 		}
3123 	}
3124 
3125 	if (fcp->isp_loopstate < LOOP_TESTING_LINK) {
3126 abort:
3127 		isp_prt(isp, ISP_LOG_SANCFG,
3128 		    "Chan %d FC link test aborted", chan);
3129 		return (1);
3130 	}
3131 	fcp->isp_loopstate = LOOP_LTEST_DONE;
3132 	isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3133 	    "Chan %d WWPN %016jx WWNN %016jx",
3134 	    chan, (uintmax_t)fcp->isp_wwpn, (uintmax_t)fcp->isp_wwnn);
3135 	isp_prt(isp, ISP_LOG_SANCFG|ISP_LOGCONFIG,
3136 	    "Chan %d %dGb %s PortID 0x%06x LoopID 0x%02x",
3137 	    chan, fcp->isp_gbspeed, isp_fc_toponame(fcp), fcp->isp_portid,
3138 	    fcp->isp_loopid);
3139 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC link test done", chan);
3140 	return (0);
3141 }
3142 
3143 /*
3144  * Complete the synchronization of our Port Database.
3145  *
3146  * At this point, we've scanned the local loop (if any) and the fabric
3147  * and performed fabric logins on all new devices.
3148  *
3149  * Our task here is to go through our port database removing any entities
3150  * that are still marked probational (issuing PLOGO for ones which we had
3151  * PLOGI'd into) or are dead, and notifying upper layers about new/changed
3152  * devices.
3153  */
3154 static int
3155 isp_pdb_sync(ispsoftc_t *isp, int chan)
3156 {
3157 	fcparam *fcp = FCPARAM(isp, chan);
3158 	fcportdb_t *lp;
3159 	uint16_t dbidx;
3160 
3161 	if (fcp->isp_loopstate < LOOP_FSCAN_DONE)
3162 		return (-1);
3163 	if (fcp->isp_loopstate >= LOOP_READY)
3164 		return (0);
3165 
3166 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync", chan);
3167 
3168 	fcp->isp_loopstate = LOOP_SYNCING_PDB;
3169 
3170 	for (dbidx = 0; dbidx < MAX_FC_TARG; dbidx++) {
3171 		lp = &fcp->portdb[dbidx];
3172 
3173 		if (lp->state == FC_PORTDB_STATE_NIL)
3174 			continue;
3175 		if (lp->probational && lp->state != FC_PORTDB_STATE_ZOMBIE)
3176 			lp->state = FC_PORTDB_STATE_DEAD;
3177 		switch (lp->state) {
3178 		case FC_PORTDB_STATE_DEAD:
3179 			lp->state = FC_PORTDB_STATE_NIL;
3180 			isp_async(isp, ISPASYNC_DEV_GONE, chan, lp);
3181 			if ((lp->portid & 0xffff00) != 0) {
3182 				(void) isp_plogx(isp, chan, lp->handle,
3183 				    lp->portid,
3184 				    PLOGX_FLG_CMD_LOGO |
3185 				    PLOGX_FLG_IMPLICIT |
3186 				    PLOGX_FLG_FREE_NPHDL);
3187 			}
3188 			/*
3189 			 * Note that we might come out of this with our state
3190 			 * set to FC_PORTDB_STATE_ZOMBIE.
3191 			 */
3192 			break;
3193 		case FC_PORTDB_STATE_NEW:
3194 			lp->state = FC_PORTDB_STATE_VALID;
3195 			isp_async(isp, ISPASYNC_DEV_ARRIVED, chan, lp);
3196 			break;
3197 		case FC_PORTDB_STATE_CHANGED:
3198 			lp->state = FC_PORTDB_STATE_VALID;
3199 			isp_async(isp, ISPASYNC_DEV_CHANGED, chan, lp);
3200 			lp->portid = lp->new_portid;
3201 			lp->prli_word0 = lp->new_prli_word0;
3202 			lp->prli_word3 = lp->new_prli_word3;
3203 			break;
3204 		case FC_PORTDB_STATE_VALID:
3205 			isp_async(isp, ISPASYNC_DEV_STAYED, chan, lp);
3206 			break;
3207 		case FC_PORTDB_STATE_ZOMBIE:
3208 			break;
3209 		default:
3210 			isp_prt(isp, ISP_LOGWARN,
3211 			    "isp_pdb_sync: state %d for idx %d",
3212 			    lp->state, dbidx);
3213 			isp_dump_portdb(isp, chan);
3214 		}
3215 	}
3216 
3217 	if (fcp->isp_loopstate < LOOP_SYNCING_PDB) {
3218 		isp_prt(isp, ISP_LOG_SANCFG,
3219 		    "Chan %d FC PDB sync aborted", chan);
3220 		return (1);
3221 	}
3222 
3223 	fcp->isp_loopstate = LOOP_READY;
3224 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC PDB sync done", chan);
3225 	return (0);
3226 }
3227 
3228 static void
3229 isp_pdb_add_update(ispsoftc_t *isp, int chan, isp_pdb_t *pdb)
3230 {
3231 	fcportdb_t *lp;
3232 	uint64_t wwnn, wwpn;
3233 
3234 	MAKE_WWN_FROM_NODE_NAME(wwnn, pdb->nodename);
3235 	MAKE_WWN_FROM_NODE_NAME(wwpn, pdb->portname);
3236 
3237 	/* Search port database for the same WWPN. */
3238 	if (isp_find_pdb_by_wwpn(isp, chan, wwpn, &lp)) {
3239 		if (!lp->probational) {
3240 			isp_prt(isp, ISP_LOGERR,
3241 			    "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3242 			    chan, lp->portid, lp->handle,
3243 			    FC_PORTDB_TGT(isp, chan, lp), lp->state);
3244 			isp_dump_portdb(isp, chan);
3245 			return;
3246 		}
3247 		lp->probational = 0;
3248 		lp->node_wwn = wwnn;
3249 
3250 		/* Old device, nothing new. */
3251 		if (lp->portid == pdb->portid &&
3252 		    lp->handle == pdb->handle &&
3253 		    lp->prli_word3 == pdb->prli_word3 &&
3254 		    ((pdb->prli_word0 & PRLI_WD0_EST_IMAGE_PAIR) == 0)) {
3255 			if (lp->state != FC_PORTDB_STATE_NEW)
3256 				lp->state = FC_PORTDB_STATE_VALID;
3257 			isp_prt(isp, ISP_LOG_SANCFG,
3258 			    "Chan %d Port 0x%06x@0x%04x is valid",
3259 			    chan, pdb->portid, pdb->handle);
3260 			return;
3261 		}
3262 
3263 		/* Something has changed. */
3264 		lp->state = FC_PORTDB_STATE_CHANGED;
3265 		lp->handle = pdb->handle;
3266 		lp->new_portid = pdb->portid;
3267 		lp->new_prli_word0 = pdb->prli_word0;
3268 		lp->new_prli_word3 = pdb->prli_word3;
3269 		isp_prt(isp, ISP_LOG_SANCFG,
3270 		    "Chan %d Port 0x%06x@0x%04x is changed",
3271 		    chan, pdb->portid, pdb->handle);
3272 		return;
3273 	}
3274 
3275 	/* It seems like a new port. Find an empty slot for it. */
3276 	if (!isp_find_pdb_empty(isp, chan, &lp)) {
3277 		isp_prt(isp, ISP_LOGERR, "Chan %d out of portdb entries", chan);
3278 		return;
3279 	}
3280 
3281 	ISP_MEMZERO(lp, sizeof (fcportdb_t));
3282 	lp->probational = 0;
3283 	lp->state = FC_PORTDB_STATE_NEW;
3284 	lp->portid = lp->new_portid = pdb->portid;
3285 	lp->prli_word3 = lp->new_prli_word3 = pdb->prli_word3;
3286 	lp->handle = pdb->handle;
3287 	lp->port_wwn = wwpn;
3288 	lp->node_wwn = wwnn;
3289 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Port 0x%06x@0x%04x is new",
3290 	    chan, pdb->portid, pdb->handle);
3291 }
3292 
3293 /*
3294  * Fix port IDs for logged-in initiators on pre-2400 chips.
3295  * For those chips we are not receiving login events, adding initiators
3296  * based on ATIO requests, but there is no port ID in that structure.
3297  */
3298 static void
3299 isp_fix_portids(ispsoftc_t *isp, int chan)
3300 {
3301 	fcparam *fcp = FCPARAM(isp, chan);
3302 	isp_pdb_t pdb;
3303 	uint64_t wwpn;
3304 	int i, r;
3305 
3306 	for (i = 0; i < MAX_FC_TARG; i++) {
3307 		fcportdb_t *lp = &fcp->portdb[i];
3308 
3309 		if (lp->state == FC_PORTDB_STATE_NIL ||
3310 		    lp->state == FC_PORTDB_STATE_ZOMBIE)
3311 			continue;
3312 		if (VALID_PORT(lp->portid))
3313 			continue;
3314 
3315 		r = isp_getpdb(isp, chan, lp->handle, &pdb);
3316 		if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3317 			return;
3318 		if (r != 0) {
3319 			isp_prt(isp, ISP_LOGDEBUG1,
3320 			    "Chan %d FC Scan Loop handle %d returned %x",
3321 			    chan, lp->handle, r);
3322 			continue;
3323 		}
3324 
3325 		MAKE_WWN_FROM_NODE_NAME(wwpn, pdb.portname);
3326 		if (lp->port_wwn != wwpn)
3327 			continue;
3328 		lp->portid = lp->new_portid = pdb.portid;
3329 		isp_prt(isp, ISP_LOG_SANCFG,
3330 		    "Chan %d Port 0x%06x@0x%04x is fixed",
3331 		    chan, pdb.portid, pdb.handle);
3332 	}
3333 }
3334 
3335 /*
3336  * Scan local loop for devices.
3337  */
3338 static int
3339 isp_scan_loop(ispsoftc_t *isp, int chan)
3340 {
3341 	fcparam *fcp = FCPARAM(isp, chan);
3342 	int idx, lim, r;
3343 	isp_pdb_t pdb;
3344 	uint16_t *handles;
3345 	uint16_t handle;
3346 
3347 	if (fcp->isp_loopstate < LOOP_LTEST_DONE)
3348 		return (-1);
3349 	if (fcp->isp_loopstate >= LOOP_LSCAN_DONE)
3350 		return (0);
3351 
3352 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan", chan);
3353 	fcp->isp_loopstate = LOOP_SCANNING_LOOP;
3354 	if (TOPO_IS_FABRIC(fcp->isp_topo)) {
3355 		if (!IS_24XX(isp)) {
3356 			isp_fix_portids(isp, chan);
3357 			if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3358 				goto abort;
3359 		}
3360 		isp_prt(isp, ISP_LOG_SANCFG,
3361 		    "Chan %d FC loop scan done (no loop)", chan);
3362 		fcp->isp_loopstate = LOOP_LSCAN_DONE;
3363 		return (0);
3364 	}
3365 
3366 	handles = (uint16_t *)fcp->isp_scanscratch;
3367 	lim = ISP_FC_SCRLEN / 2;
3368 	r = isp_gethandles(isp, chan, handles, &lim, 1);
3369 	if (r != 0) {
3370 		isp_prt(isp, ISP_LOG_SANCFG,
3371 		    "Chan %d Getting list of handles failed with %x", chan, r);
3372 		isp_prt(isp, ISP_LOG_SANCFG,
3373 		    "Chan %d FC loop scan done (bad)", chan);
3374 		return (-1);
3375 	}
3376 
3377 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Got %d handles",
3378 	    chan, lim);
3379 
3380 	/*
3381 	 * Run through the list and get the port database info for each one.
3382 	 */
3383 	isp_mark_portdb(isp, chan);
3384 	for (idx = 0; idx < lim; idx++) {
3385 		handle = handles[idx];
3386 
3387 		/*
3388 		 * Don't scan "special" ids.
3389 		 */
3390 		if (ISP_CAP_2KLOGIN(isp)) {
3391 			if (handle >= NPH_RESERVED)
3392 				continue;
3393 		} else {
3394 			if (handle >= FL_ID && handle <= SNS_ID)
3395 				continue;
3396 		}
3397 
3398 		/*
3399 		 * In older cards with older f/w GET_PORT_DATABASE has been
3400 		 * known to hang. This trick gets around that problem.
3401 		 */
3402 		if (IS_2100(isp) || IS_2200(isp)) {
3403 			uint64_t node_wwn = isp_get_wwn(isp, chan, handle, 1);
3404 			if (fcp->isp_loopstate < LOOP_SCANNING_LOOP) {
3405 abort:
3406 				isp_prt(isp, ISP_LOG_SANCFG,
3407 				    "Chan %d FC loop scan aborted", chan);
3408 				return (1);
3409 			}
3410 			if (node_wwn == INI_NONE) {
3411 				continue;
3412 			}
3413 		}
3414 
3415 		/*
3416 		 * Get the port database entity for this index.
3417 		 */
3418 		r = isp_getpdb(isp, chan, handle, &pdb);
3419 		if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3420 			goto abort;
3421 		if (r != 0) {
3422 			isp_prt(isp, ISP_LOGDEBUG1,
3423 			    "Chan %d FC Scan Loop handle %d returned %x",
3424 			    chan, handle, r);
3425 			continue;
3426 		}
3427 
3428 		isp_pdb_add_update(isp, chan, &pdb);
3429 	}
3430 	if (fcp->isp_loopstate < LOOP_SCANNING_LOOP)
3431 		goto abort;
3432 	fcp->isp_loopstate = LOOP_LSCAN_DONE;
3433 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC loop scan done", chan);
3434 	return (0);
3435 }
3436 
3437 static int
3438 isp_ct_sns(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3439 {
3440 	fcparam *fcp = FCPARAM(isp, chan);
3441 	mbreg_t mbs;
3442 
3443 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3444 		isp_print_bytes(isp, "CT SNS request", cmd_bcnt, fcp->isp_scratch);
3445 	MEMORYBARRIER(isp, SYNC_SFORDEV, 0, cmd_bcnt, chan);
3446 
3447 	MBSINIT(&mbs, MBOX_SEND_SNS, MBLOGALL, 10000000);
3448 	mbs.param[1] = cmd_bcnt >> 1;
3449 	mbs.param[2] = DMA_WD1(fcp->isp_scdma);
3450 	mbs.param[3] = DMA_WD0(fcp->isp_scdma);
3451 	mbs.param[6] = DMA_WD3(fcp->isp_scdma);
3452 	mbs.param[7] = DMA_WD2(fcp->isp_scdma);
3453 	isp_mboxcmd(isp, &mbs);
3454 	if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
3455 		if (mbs.param[0] == MBOX_INVALID_COMMAND) {
3456 			return (1);
3457 		} else {
3458 			return (-1);
3459 		}
3460 	}
3461 
3462 	MEMORYBARRIER(isp, SYNC_SFORCPU, 0, rsp_bcnt, chan);
3463 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3464 		isp_print_bytes(isp, "CT response", rsp_bcnt, fcp->isp_scratch);
3465 	return (0);
3466 }
3467 
3468 static int
3469 isp_ct_passthru(ispsoftc_t *isp, int chan, uint32_t cmd_bcnt, uint32_t rsp_bcnt)
3470 {
3471 	fcparam *fcp = FCPARAM(isp, chan);
3472 	isp_ct_pt_t pt;
3473 	void *reqp;
3474 	uint8_t resp[QENTRY_LEN];
3475 
3476 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3477 		isp_print_bytes(isp, "CT request", cmd_bcnt, fcp->isp_scratch);
3478 
3479 	/*
3480 	 * Build a Passthrough IOCB in memory.
3481 	 */
3482 	ISP_MEMZERO(&pt, sizeof(pt));
3483 	pt.ctp_header.rqs_entry_count = 1;
3484 	pt.ctp_header.rqs_entry_type = RQSTYPE_CT_PASSTHRU;
3485 	pt.ctp_nphdl = fcp->isp_sns_hdl;
3486 	pt.ctp_cmd_cnt = 1;
3487 	pt.ctp_vpidx = ISP_GET_VPIDX(isp, chan);
3488 	pt.ctp_time = 10;
3489 	pt.ctp_rsp_cnt = 1;
3490 	pt.ctp_rsp_bcnt = rsp_bcnt;
3491 	pt.ctp_cmd_bcnt = cmd_bcnt;
3492 	pt.ctp_dataseg[0].ds_base = DMA_LO32(fcp->isp_scdma);
3493 	pt.ctp_dataseg[0].ds_basehi = DMA_HI32(fcp->isp_scdma);
3494 	pt.ctp_dataseg[0].ds_count = cmd_bcnt;
3495 	pt.ctp_dataseg[1].ds_base = DMA_LO32(fcp->isp_scdma);
3496 	pt.ctp_dataseg[1].ds_basehi = DMA_HI32(fcp->isp_scdma);
3497 	pt.ctp_dataseg[1].ds_count = rsp_bcnt;
3498 
3499 	/* Prepare space for response in memory */
3500 	memset(resp, 0xff, sizeof(resp));
3501 	pt.ctp_handle = isp_allocate_handle(isp, resp, ISP_HANDLE_CTRL);
3502 	if (pt.ctp_handle == 0) {
3503 		isp_prt(isp, ISP_LOGERR,
3504 		    "%s: CTP of Chan %d out of handles", __func__, chan);
3505 		return (-1);
3506 	}
3507 
3508 	/* Send request and wait for response. */
3509 	reqp = isp_getrqentry(isp);
3510 	if (reqp == NULL) {
3511 		isp_prt(isp, ISP_LOGERR,
3512 		    "%s: CTP of Chan %d out of rqent", __func__, chan);
3513 		isp_destroy_handle(isp, pt.ctp_handle);
3514 		return (-1);
3515 	}
3516 	isp_put_ct_pt(isp, &pt, (isp_ct_pt_t *)reqp);
3517 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3518 		isp_print_bytes(isp, "CT IOCB request", QENTRY_LEN, reqp);
3519 	ISP_SYNC_REQUEST(isp);
3520 	if (msleep(resp, &isp->isp_lock, 0, "CTP", pt.ctp_time*hz) == EWOULDBLOCK) {
3521 		isp_prt(isp, ISP_LOGERR,
3522 		    "%s: CTP of Chan %d timed out", __func__, chan);
3523 		isp_destroy_handle(isp, pt.ctp_handle);
3524 		return (-1);
3525 	}
3526 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3527 		isp_print_bytes(isp, "CT IOCB response", QENTRY_LEN, resp);
3528 
3529 	isp_get_ct_pt(isp, (isp_ct_pt_t *)resp, &pt);
3530 	if (pt.ctp_status && pt.ctp_status != RQCS_DATA_UNDERRUN) {
3531 		isp_prt(isp, ISP_LOGWARN,
3532 		    "Chan %d CT pass-through returned 0x%x",
3533 		    chan, pt.ctp_status);
3534 		return (-1);
3535 	}
3536 
3537 	if (isp->isp_dblev & ISP_LOGDEBUG1)
3538 		isp_print_bytes(isp, "CT response", rsp_bcnt, fcp->isp_scratch);
3539 
3540 	return (0);
3541 }
3542 
3543 /*
3544  * Scan the fabric for devices and add them to our port database.
3545  *
3546  * Use the GID_PT command to get list of all Nx_Port IDs SNS knows.
3547  * Use GFF_ID and GFT_ID to check port type (FCP) and features (target).
3548  *
3549  * For 2100-23XX cards, we use the SNS mailbox command to pass simple name
3550  * server commands to the switch management server via the QLogic f/w.
3551  *
3552  * For the 24XX and above card, we use CT Pass-through IOCB.
3553  */
3554 #define	GIDLEN	ISP_FC_SCRLEN
3555 #define	NGENT	((GIDLEN - 16) >> 2)
3556 
3557 static int
3558 isp_gid_pt(ispsoftc_t *isp, int chan)
3559 {
3560 	fcparam *fcp = FCPARAM(isp, chan);
3561 	ct_hdr_t ct;
3562 	sns_gid_pt_req_t rq;
3563 	uint8_t *scp = fcp->isp_scratch;
3564 
3565 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GID_PT", chan);
3566 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3567 		isp_prt(isp, ISP_LOGERR, sacq);
3568 		return (-1);
3569 	}
3570 
3571 	if (IS_24XX(isp)) {
3572 		/* Build the CT command and execute via pass-through. */
3573 		ISP_MEMZERO(&ct, sizeof (ct));
3574 		ct.ct_revision = CT_REVISION;
3575 		ct.ct_fcs_type = CT_FC_TYPE_FC;
3576 		ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3577 		ct.ct_cmd_resp = SNS_GID_PT;
3578 		ct.ct_bcnt_resid = (GIDLEN - 16) >> 2;
3579 		isp_put_ct_hdr(isp, &ct, (ct_hdr_t *)scp);
3580 		scp[sizeof(ct)] = 0x7f;		/* Port Type = Nx_Port */
3581 		scp[sizeof(ct)+1] = 0;		/* Domain_ID = any */
3582 		scp[sizeof(ct)+2] = 0;		/* Area_ID = any */
3583 		scp[sizeof(ct)+3] = 0;		/* Flags = no Area_ID */
3584 
3585 		if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t), GIDLEN)) {
3586 			FC_SCRATCH_RELEASE(isp, chan);
3587 			return (-1);
3588 		}
3589 	} else {
3590 		/* Build the SNS request and execute via firmware. */
3591 		ISP_MEMZERO(&rq, SNS_GID_PT_REQ_SIZE);
3592 		rq.snscb_rblen = GIDLEN >> 1;
3593 		rq.snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3594 		rq.snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3595 		rq.snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3596 		rq.snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3597 		rq.snscb_sblen = 6;
3598 		rq.snscb_cmd = SNS_GID_PT;
3599 		rq.snscb_mword_div_2 = NGENT;
3600 		rq.snscb_port_type = 0x7f;	/* Port Type = Nx_Port */
3601 		rq.snscb_domain = 0;		/* Domain_ID = any */
3602 		rq.snscb_area = 0;		/* Area_ID = any */
3603 		rq.snscb_flags = 0;		/* Flags = no Area_ID */
3604 		isp_put_gid_pt_request(isp, &rq, (sns_gid_pt_req_t *)scp);
3605 
3606 		if (isp_ct_sns(isp, chan, sizeof(rq), NGENT)) {
3607 			FC_SCRATCH_RELEASE(isp, chan);
3608 			return (-1);
3609 		}
3610 	}
3611 
3612 	isp_get_gid_xx_response(isp, (sns_gid_xx_rsp_t *)scp,
3613 	    (sns_gid_xx_rsp_t *)fcp->isp_scanscratch, NGENT);
3614 	FC_SCRATCH_RELEASE(isp, chan);
3615 	return (0);
3616 }
3617 
3618 static int
3619 isp_gff_id(ispsoftc_t *isp, int chan, uint32_t portid)
3620 {
3621 	fcparam *fcp = FCPARAM(isp, chan);
3622 	ct_hdr_t ct;
3623 	uint32_t *rp;
3624 	uint8_t *scp = fcp->isp_scratch;
3625 	sns_gff_id_rsp_t rsp;
3626 	int i, res = -1;
3627 
3628 	if (!fcp->isp_use_gff_id)	/* User may block GFF_ID use. */
3629 		return (res);
3630 
3631 	if (!IS_24XX(isp))	/* Old chips can't request GFF_ID. */
3632 		return (res);
3633 
3634 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GFF_ID", chan);
3635 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3636 		isp_prt(isp, ISP_LOGERR, sacq);
3637 		return (res);
3638 	}
3639 
3640 	/* Build the CT command and execute via pass-through. */
3641 	ISP_MEMZERO(&ct, sizeof (ct));
3642 	ct.ct_revision = CT_REVISION;
3643 	ct.ct_fcs_type = CT_FC_TYPE_FC;
3644 	ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3645 	ct.ct_cmd_resp = SNS_GFF_ID;
3646 	ct.ct_bcnt_resid = (SNS_GFF_ID_RESP_SIZE - sizeof(ct)) / 4;
3647 	isp_put_ct_hdr(isp, &ct, (ct_hdr_t *)scp);
3648 	rp = (uint32_t *) &scp[sizeof(ct)];
3649 	ISP_IOZPUT_32(isp, portid, rp);
3650 
3651 	if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t),
3652 	    SNS_GFF_ID_RESP_SIZE)) {
3653 		FC_SCRATCH_RELEASE(isp, chan);
3654 		return (res);
3655 	}
3656 
3657 	isp_get_gff_id_response(isp, (sns_gff_id_rsp_t *)scp, &rsp);
3658 	if (rsp.snscb_cthdr.ct_cmd_resp == LS_ACC) {
3659 		for (i = 0; i < 32; i++) {
3660 			if (rsp.snscb_fc4_features[i] != 0) {
3661 				res = 0;
3662 				break;
3663 			}
3664 		}
3665 		if (((rsp.snscb_fc4_features[FC4_SCSI / 8] >>
3666 		    ((FC4_SCSI % 8) * 4)) & 0x01) != 0)
3667 			res = 1;
3668 		/* Workaround for broken Brocade firmware. */
3669 		if (((ISP_SWAP32(isp, rsp.snscb_fc4_features[FC4_SCSI / 8]) >>
3670 		    ((FC4_SCSI % 8) * 4)) & 0x01) != 0)
3671 			res = 1;
3672 	}
3673 	FC_SCRATCH_RELEASE(isp, chan);
3674 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GFF_ID result is %d", chan, res);
3675 	return (res);
3676 }
3677 
3678 static int
3679 isp_gft_id(ispsoftc_t *isp, int chan, uint32_t portid)
3680 {
3681 	fcparam *fcp = FCPARAM(isp, chan);
3682 	ct_hdr_t ct;
3683 	sns_gxx_id_req_t rq;
3684 	uint32_t *rp;
3685 	uint8_t *scp = fcp->isp_scratch;
3686 	sns_gft_id_rsp_t rsp;
3687 	int i, res = -1;
3688 
3689 	if (!fcp->isp_use_gft_id)	/* User may block GFT_ID use. */
3690 		return (res);
3691 
3692 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d requesting GFT_ID", chan);
3693 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
3694 		isp_prt(isp, ISP_LOGERR, sacq);
3695 		return (res);
3696 	}
3697 
3698 	if (IS_24XX(isp)) {
3699 		/* Build the CT command and execute via pass-through. */
3700 		ISP_MEMZERO(&ct, sizeof (ct));
3701 		ct.ct_revision = CT_REVISION;
3702 		ct.ct_fcs_type = CT_FC_TYPE_FC;
3703 		ct.ct_fcs_subtype = CT_FC_SUBTYPE_NS;
3704 		ct.ct_cmd_resp = SNS_GFT_ID;
3705 		ct.ct_bcnt_resid = (SNS_GFT_ID_RESP_SIZE - sizeof(ct)) / 4;
3706 		isp_put_ct_hdr(isp, &ct, (ct_hdr_t *)scp);
3707 		rp = (uint32_t *) &scp[sizeof(ct)];
3708 		ISP_IOZPUT_32(isp, portid, rp);
3709 
3710 		if (isp_ct_passthru(isp, chan, sizeof(ct) + sizeof(uint32_t),
3711 		    SNS_GFT_ID_RESP_SIZE)) {
3712 			FC_SCRATCH_RELEASE(isp, chan);
3713 			return (res);
3714 		}
3715 	} else {
3716 		/* Build the SNS request and execute via firmware. */
3717 		ISP_MEMZERO(&rq, SNS_GXX_ID_REQ_SIZE);
3718 		rq.snscb_rblen = SNS_GFT_ID_RESP_SIZE >> 1;
3719 		rq.snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
3720 		rq.snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
3721 		rq.snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
3722 		rq.snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
3723 		rq.snscb_sblen = 6;
3724 		rq.snscb_cmd = SNS_GFT_ID;
3725 		rq.snscb_mword_div_2 = (SNS_GFT_ID_RESP_SIZE - sizeof(ct)) / 4;
3726 		rq.snscb_portid = portid;
3727 		isp_put_gxx_id_request(isp, &rq, (sns_gxx_id_req_t *)scp);
3728 
3729 		if (isp_ct_sns(isp, chan, sizeof(rq), SNS_GFT_ID_RESP_SIZE)) {
3730 			FC_SCRATCH_RELEASE(isp, chan);
3731 			return (res);
3732 		}
3733 	}
3734 
3735 	isp_get_gft_id_response(isp, (sns_gft_id_rsp_t *)scp, &rsp);
3736 	if (rsp.snscb_cthdr.ct_cmd_resp == LS_ACC) {
3737 		for (i = 0; i < 8; i++) {
3738 			if (rsp.snscb_fc4_types[i] != 0) {
3739 				res = 0;
3740 				break;
3741 			}
3742 		}
3743 		if (((rsp.snscb_fc4_types[FC4_SCSI / 32] >>
3744 		    (FC4_SCSI % 32)) & 0x01) != 0)
3745 			res = 1;
3746 	}
3747 	FC_SCRATCH_RELEASE(isp, chan);
3748 	isp_prt(isp, ISP_LOGDEBUG0, "Chan %d GFT_ID result is %d", chan, res);
3749 	return (res);
3750 }
3751 
3752 static int
3753 isp_scan_fabric(ispsoftc_t *isp, int chan)
3754 {
3755 	fcparam *fcp = FCPARAM(isp, chan);
3756 	fcportdb_t *lp;
3757 	uint32_t portid;
3758 	uint16_t nphdl;
3759 	isp_pdb_t pdb;
3760 	int portidx, portlim, r;
3761 	sns_gid_xx_rsp_t *rs;
3762 
3763 	if (fcp->isp_loopstate < LOOP_LSCAN_DONE)
3764 		return (-1);
3765 	if (fcp->isp_loopstate >= LOOP_FSCAN_DONE)
3766 		return (0);
3767 
3768 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan", chan);
3769 	fcp->isp_loopstate = LOOP_SCANNING_FABRIC;
3770 	if (!TOPO_IS_FABRIC(fcp->isp_topo)) {
3771 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3772 		isp_prt(isp, ISP_LOG_SANCFG,
3773 		    "Chan %d FC fabric scan done (no fabric)", chan);
3774 		return (0);
3775 	}
3776 
3777 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC) {
3778 abort:
3779 		FC_SCRATCH_RELEASE(isp, chan);
3780 		isp_prt(isp, ISP_LOG_SANCFG,
3781 		    "Chan %d FC fabric scan aborted", chan);
3782 		return (1);
3783 	}
3784 
3785 	/*
3786 	 * Make sure we still are logged into the fabric controller.
3787 	 */
3788 	nphdl = IS_24XX(isp) ? NPH_FL_ID : FL_ID;
3789 	r = isp_getpdb(isp, chan, nphdl, &pdb);
3790 	if ((r & 0xffff) == MBOX_NOT_LOGGED_IN) {
3791 		isp_dump_chip_portdb(isp, chan);
3792 	}
3793 	if (r) {
3794 		fcp->isp_loopstate = LOOP_LTEST_DONE;
3795 fail:
3796 		isp_prt(isp, ISP_LOG_SANCFG,
3797 		    "Chan %d FC fabric scan done (bad)", chan);
3798 		return (-1);
3799 	}
3800 
3801 	/* Get list of port IDs from SNS. */
3802 	r = isp_gid_pt(isp, chan);
3803 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3804 		goto abort;
3805 	if (r > 0) {
3806 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3807 		return (-1);
3808 	} else if (r < 0) {
3809 		fcp->isp_loopstate = LOOP_LTEST_DONE;	/* try again */
3810 		return (-1);
3811 	}
3812 
3813 	rs = (sns_gid_xx_rsp_t *) fcp->isp_scanscratch;
3814 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3815 		goto abort;
3816 	if (rs->snscb_cthdr.ct_cmd_resp != LS_ACC) {
3817 		int level;
3818 		/* FC-4 Type and Port Type not registered are not errors. */
3819 		if (rs->snscb_cthdr.ct_reason == 9 &&
3820 		    (rs->snscb_cthdr.ct_explanation == 0x07 ||
3821 		     rs->snscb_cthdr.ct_explanation == 0x0a)) {
3822 			level = ISP_LOG_SANCFG;
3823 		} else {
3824 			level = ISP_LOGWARN;
3825 		}
3826 		isp_prt(isp, level, "Chan %d Fabric Nameserver rejected GID_PT"
3827 		    " (Reason=0x%x Expl=0x%x)", chan,
3828 		    rs->snscb_cthdr.ct_reason,
3829 		    rs->snscb_cthdr.ct_explanation);
3830 		fcp->isp_loopstate = LOOP_FSCAN_DONE;
3831 		return (-1);
3832 	}
3833 
3834 	/* Check our buffer was big enough to get the full list. */
3835 	for (portidx = 0; portidx < NGENT-1; portidx++) {
3836 		if (rs->snscb_ports[portidx].control & 0x80)
3837 			break;
3838 	}
3839 	if ((rs->snscb_ports[portidx].control & 0x80) == 0) {
3840 		isp_prt(isp, ISP_LOGWARN,
3841 		    "fabric too big for scratch area: increase ISP_FC_SCRLEN");
3842 	}
3843 	portlim = portidx + 1;
3844 	isp_prt(isp, ISP_LOG_SANCFG,
3845 	    "Chan %d Got %d ports back from name server", chan, portlim);
3846 
3847 	/* Go through the list and remove duplicate port ids. */
3848 	for (portidx = 0; portidx < portlim; portidx++) {
3849 		int npidx;
3850 
3851 		portid =
3852 		    ((rs->snscb_ports[portidx].portid[0]) << 16) |
3853 		    ((rs->snscb_ports[portidx].portid[1]) << 8) |
3854 		    ((rs->snscb_ports[portidx].portid[2]));
3855 
3856 		for (npidx = portidx + 1; npidx < portlim; npidx++) {
3857 			uint32_t new_portid =
3858 			    ((rs->snscb_ports[npidx].portid[0]) << 16) |
3859 			    ((rs->snscb_ports[npidx].portid[1]) << 8) |
3860 			    ((rs->snscb_ports[npidx].portid[2]));
3861 			if (new_portid == portid) {
3862 				break;
3863 			}
3864 		}
3865 
3866 		if (npidx < portlim) {
3867 			rs->snscb_ports[npidx].portid[0] = 0;
3868 			rs->snscb_ports[npidx].portid[1] = 0;
3869 			rs->snscb_ports[npidx].portid[2] = 0;
3870 			isp_prt(isp, ISP_LOG_SANCFG, "Chan %d removing duplicate PortID 0x%06x entry from list", chan, portid);
3871 		}
3872 	}
3873 
3874 	/*
3875 	 * We now have a list of Port IDs for all FC4 SCSI devices
3876 	 * that the Fabric Name server knows about.
3877 	 *
3878 	 * For each entry on this list go through our port database looking
3879 	 * for probational entries- if we find one, then an old entry is
3880 	 * maybe still this one. We get some information to find out.
3881 	 *
3882 	 * Otherwise, it's a new fabric device, and we log into it
3883 	 * (unconditionally). After searching the entire database
3884 	 * again to make sure that we never ever ever ever have more
3885 	 * than one entry that has the same PortID or the same
3886 	 * WWNN/WWPN duple, we enter the device into our database.
3887 	 */
3888 	isp_mark_portdb(isp, chan);
3889 	for (portidx = 0; portidx < portlim; portidx++) {
3890 		portid = ((rs->snscb_ports[portidx].portid[0]) << 16) |
3891 			 ((rs->snscb_ports[portidx].portid[1]) << 8) |
3892 			 ((rs->snscb_ports[portidx].portid[2]));
3893 		isp_prt(isp, ISP_LOG_SANCFG,
3894 		    "Chan %d Checking fabric port 0x%06x", chan, portid);
3895 		if (portid == 0) {
3896 			isp_prt(isp, ISP_LOG_SANCFG,
3897 			    "Chan %d Port at idx %d is zero",
3898 			    chan, portidx);
3899 			continue;
3900 		}
3901 		if (portid == fcp->isp_portid) {
3902 			isp_prt(isp, ISP_LOG_SANCFG,
3903 			    "Chan %d Port 0x%06x is our", chan, portid);
3904 			continue;
3905 		}
3906 
3907 		/* Now search the entire port database for the same portid. */
3908 		if (isp_find_pdb_by_portid(isp, chan, portid, &lp)) {
3909 			if (!lp->probational) {
3910 				isp_prt(isp, ISP_LOGERR,
3911 				    "Chan %d Port 0x%06x@0x%04x [%d] is not probational (0x%x)",
3912 				    chan, lp->portid, lp->handle,
3913 				    FC_PORTDB_TGT(isp, chan, lp), lp->state);
3914 				isp_dump_portdb(isp, chan);
3915 				goto fail;
3916 			}
3917 
3918 			if (lp->state == FC_PORTDB_STATE_ZOMBIE)
3919 				goto relogin;
3920 
3921 			/*
3922 			 * See if we're still logged into it.
3923 			 *
3924 			 * If we aren't, mark it as a dead device and
3925 			 * leave the new portid in the database entry
3926 			 * for somebody further along to decide what to
3927 			 * do (policy choice).
3928 			 *
3929 			 * If we are, check to see if it's the same
3930 			 * device still (it should be). If for some
3931 			 * reason it isn't, mark it as a changed device
3932 			 * and leave the new portid and role in the
3933 			 * database entry for somebody further along to
3934 			 * decide what to do (policy choice).
3935 			 */
3936 			r = isp_getpdb(isp, chan, lp->handle, &pdb);
3937 			if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3938 				goto abort;
3939 			if (r != 0) {
3940 				lp->state = FC_PORTDB_STATE_DEAD;
3941 				isp_prt(isp, ISP_LOG_SANCFG,
3942 				    "Chan %d Port 0x%06x handle 0x%x is dead (%d)",
3943 				    chan, portid, lp->handle, r);
3944 				goto relogin;
3945 			}
3946 
3947 			isp_pdb_add_update(isp, chan, &pdb);
3948 			continue;
3949 		}
3950 
3951 relogin:
3952 		if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
3953 			isp_prt(isp, ISP_LOG_SANCFG,
3954 			    "Chan %d Port 0x%06x is not logged in", chan, portid);
3955 			continue;
3956 		}
3957 
3958 		r = isp_gff_id(isp, chan, portid);
3959 		if (r == 0) {
3960 			isp_prt(isp, ISP_LOG_SANCFG,
3961 			    "Chan %d Port 0x%06x is not an FCP target", chan, portid);
3962 			continue;
3963 		}
3964 		if (r < 0)
3965 			r = isp_gft_id(isp, chan, portid);
3966 		if (r == 0) {
3967 			isp_prt(isp, ISP_LOG_SANCFG,
3968 			    "Chan %d Port 0x%06x is not FCP", chan, portid);
3969 			continue;
3970 		}
3971 
3972 		if (isp_login_device(isp, chan, portid, &pdb,
3973 		    &FCPARAM(isp, 0)->isp_lasthdl)) {
3974 			if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3975 				goto abort;
3976 			continue;
3977 		}
3978 
3979 		isp_pdb_add_update(isp, chan, &pdb);
3980 	}
3981 
3982 	if (fcp->isp_loopstate < LOOP_SCANNING_FABRIC)
3983 		goto abort;
3984 	fcp->isp_loopstate = LOOP_FSCAN_DONE;
3985 	isp_prt(isp, ISP_LOG_SANCFG, "Chan %d FC fabric scan done", chan);
3986 	return (0);
3987 }
3988 
3989 /*
3990  * Find an unused handle and try and use to login to a port.
3991  */
3992 static int
3993 isp_login_device(ispsoftc_t *isp, int chan, uint32_t portid, isp_pdb_t *p, uint16_t *ohp)
3994 {
3995 	int lim, i, r;
3996 	uint16_t handle;
3997 
3998 	if (ISP_CAP_2KLOGIN(isp)) {
3999 		lim = NPH_MAX_2K;
4000 	} else {
4001 		lim = NPH_MAX;
4002 	}
4003 
4004 	handle = isp_next_handle(isp, ohp);
4005 	for (i = 0; i < lim; i++) {
4006 		if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
4007 			return (-1);
4008 
4009 		/* Check if this handle is free. */
4010 		r = isp_getpdb(isp, chan, handle, p);
4011 		if (r == 0) {
4012 			if (p->portid != portid) {
4013 				/* This handle is busy, try next one. */
4014 				handle = isp_next_handle(isp, ohp);
4015 				continue;
4016 			}
4017 			break;
4018 		}
4019 		if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
4020 			return (-1);
4021 
4022 		/*
4023 		 * Now try and log into the device
4024 		 */
4025 		r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
4026 		if (r == 0) {
4027 			break;
4028 		} else if ((r & 0xffff) == MBOX_PORT_ID_USED) {
4029 			/*
4030 			 * If we get here, then the firmwware still thinks we're logged into this device, but with a different
4031 			 * handle. We need to break that association. We used to try and just substitute the handle, but then
4032 			 * failed to get any data via isp_getpdb (below).
4033 			 */
4034 			if (isp_plogx(isp, chan, r >> 16, portid, PLOGX_FLG_CMD_LOGO | PLOGX_FLG_IMPLICIT | PLOGX_FLG_FREE_NPHDL)) {
4035 				isp_prt(isp, ISP_LOGERR, "baw... logout of %x failed", r >> 16);
4036 			}
4037 			if (FCPARAM(isp, chan)->isp_loopstate != LOOP_SCANNING_FABRIC)
4038 				return (-1);
4039 			r = isp_plogx(isp, chan, handle, portid, PLOGX_FLG_CMD_PLOGI);
4040 			if (r != 0)
4041 				i = lim;
4042 			break;
4043 		} else if ((r & 0xffff) == MBOX_LOOP_ID_USED) {
4044 			/* Try the next handle. */
4045 			handle = isp_next_handle(isp, ohp);
4046 		} else {
4047 			/* Give up. */
4048 			i = lim;
4049 			break;
4050 		}
4051 	}
4052 
4053 	if (i == lim) {
4054 		isp_prt(isp, ISP_LOGWARN, "Chan %d PLOGI 0x%06x failed", chan, portid);
4055 		return (-1);
4056 	}
4057 
4058 	/*
4059 	 * If we successfully logged into it, get the PDB for it
4060 	 * so we can crosscheck that it is still what we think it
4061 	 * is and that we also have the role it plays
4062 	 */
4063 	r = isp_getpdb(isp, chan, handle, p);
4064 	if (r != 0) {
4065 		isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x disappeared", chan, portid, handle);
4066 		return (-1);
4067 	}
4068 
4069 	if (p->handle != handle || p->portid != portid) {
4070 		isp_prt(isp, ISP_LOGERR, "Chan %d new device 0x%06x@0x%x changed (0x%06x@0x%0x)",
4071 		    chan, portid, handle, p->portid, p->handle);
4072 		return (-1);
4073 	}
4074 	return (0);
4075 }
4076 
4077 static int
4078 isp_send_change_request(ispsoftc_t *isp, int chan)
4079 {
4080 	mbreg_t mbs;
4081 
4082 	MBSINIT(&mbs, MBOX_SEND_CHANGE_REQUEST, MBLOGALL, 500000);
4083 	mbs.param[1] = 0x03;
4084 	mbs.param[9] = chan;
4085 	isp_mboxcmd(isp, &mbs);
4086 	if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4087 		return (0);
4088 	} else {
4089 		isp_prt(isp, ISP_LOGWARN, "Chan %d Send Change Request: 0x%x",
4090 		    chan, mbs.param[0]);
4091 		return (-1);
4092 	}
4093 }
4094 
4095 static int
4096 isp_register_fc4_type(ispsoftc_t *isp, int chan)
4097 {
4098 	fcparam *fcp = FCPARAM(isp, chan);
4099 	rft_id_t rp;
4100 	ct_hdr_t *ct = &rp.rftid_hdr;
4101 	uint8_t local[SNS_RFT_ID_REQ_SIZE];
4102 	sns_screq_t *reqp = (sns_screq_t *) local;
4103 	uint8_t *scp = fcp->isp_scratch;
4104 
4105 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4106 		isp_prt(isp, ISP_LOGERR, sacq);
4107 		return (-1);
4108 	}
4109 
4110 	if (IS_24XX(isp)) {
4111 		/* Build the CT command and execute via pass-through. */
4112 		ISP_MEMZERO(&rp, sizeof(rp));
4113 		ct->ct_revision = CT_REVISION;
4114 		ct->ct_fcs_type = CT_FC_TYPE_FC;
4115 		ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4116 		ct->ct_cmd_resp = SNS_RFT_ID;
4117 		ct->ct_bcnt_resid = (sizeof (rft_id_t) - sizeof (ct_hdr_t)) >> 2;
4118 		rp.rftid_portid[0] = fcp->isp_portid >> 16;
4119 		rp.rftid_portid[1] = fcp->isp_portid >> 8;
4120 		rp.rftid_portid[2] = fcp->isp_portid;
4121 		rp.rftid_fc4types[FC4_SCSI >> 5] = 1 << (FC4_SCSI & 0x1f);
4122 		isp_put_rft_id(isp, &rp, (rft_id_t *)scp);
4123 
4124 		if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4125 			FC_SCRATCH_RELEASE(isp, chan);
4126 			return (-1);
4127 		}
4128 	} else {
4129 		/* Build the SNS request and execute via firmware. */
4130 		ISP_MEMZERO((void *) reqp, SNS_RFT_ID_REQ_SIZE);
4131 		reqp->snscb_rblen = sizeof (ct_hdr_t) >> 1;
4132 		reqp->snscb_addr[RQRSP_ADDR0015] = DMA_WD0(fcp->isp_scdma);
4133 		reqp->snscb_addr[RQRSP_ADDR1631] = DMA_WD1(fcp->isp_scdma);
4134 		reqp->snscb_addr[RQRSP_ADDR3247] = DMA_WD2(fcp->isp_scdma);
4135 		reqp->snscb_addr[RQRSP_ADDR4863] = DMA_WD3(fcp->isp_scdma);
4136 		reqp->snscb_sblen = 22;
4137 		reqp->snscb_data[0] = SNS_RFT_ID;
4138 		reqp->snscb_data[4] = fcp->isp_portid & 0xffff;
4139 		reqp->snscb_data[5] = (fcp->isp_portid >> 16) & 0xff;
4140 		reqp->snscb_data[6] = (1 << FC4_SCSI);
4141 		isp_put_sns_request(isp, reqp, (sns_screq_t *)scp);
4142 
4143 		if (isp_ct_sns(isp, chan, SNS_RFT_ID_REQ_SIZE, sizeof(ct_hdr_t))) {
4144 			FC_SCRATCH_RELEASE(isp, chan);
4145 			return (-1);
4146 		}
4147 	}
4148 
4149 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4150 	FC_SCRATCH_RELEASE(isp, chan);
4151 	if (ct->ct_cmd_resp == LS_RJT) {
4152 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1, "Chan %d Register FC4 Type rejected", chan);
4153 		return (-1);
4154 	} else if (ct->ct_cmd_resp == LS_ACC) {
4155 		isp_prt(isp, ISP_LOG_SANCFG, "Chan %d Register FC4 Type accepted", chan);
4156 	} else {
4157 		isp_prt(isp, ISP_LOGWARN, "Chan %d Register FC4 Type: 0x%x", chan, ct->ct_cmd_resp);
4158 		return (-1);
4159 	}
4160 	return (0);
4161 }
4162 
4163 static int
4164 isp_register_fc4_features_24xx(ispsoftc_t *isp, int chan)
4165 {
4166 	fcparam *fcp = FCPARAM(isp, chan);
4167 	ct_hdr_t *ct;
4168 	rff_id_t rp;
4169 	uint8_t *scp = fcp->isp_scratch;
4170 
4171 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4172 		isp_prt(isp, ISP_LOGERR, sacq);
4173 		return (-1);
4174 	}
4175 
4176 	/*
4177 	 * Build the CT header and command in memory.
4178 	 */
4179 	ISP_MEMZERO(&rp, sizeof(rp));
4180 	ct = &rp.rffid_hdr;
4181 	ct->ct_revision = CT_REVISION;
4182 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4183 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4184 	ct->ct_cmd_resp = SNS_RFF_ID;
4185 	ct->ct_bcnt_resid = (sizeof (rff_id_t) - sizeof (ct_hdr_t)) >> 2;
4186 	rp.rffid_portid[0] = fcp->isp_portid >> 16;
4187 	rp.rffid_portid[1] = fcp->isp_portid >> 8;
4188 	rp.rffid_portid[2] = fcp->isp_portid;
4189 	rp.rffid_fc4features = 0;
4190 	if (fcp->role & ISP_ROLE_TARGET)
4191 		rp.rffid_fc4features |= 1;
4192 	if (fcp->role & ISP_ROLE_INITIATOR)
4193 		rp.rffid_fc4features |= 2;
4194 	rp.rffid_fc4type = FC4_SCSI;
4195 	isp_put_rff_id(isp, &rp, (rff_id_t *)scp);
4196 	if (isp->isp_dblev & ISP_LOGDEBUG1)
4197 		isp_print_bytes(isp, "CT request", sizeof(rft_id_t), scp);
4198 
4199 	if (isp_ct_passthru(isp, chan, sizeof(rft_id_t), sizeof(ct_hdr_t))) {
4200 		FC_SCRATCH_RELEASE(isp, chan);
4201 		return (-1);
4202 	}
4203 
4204 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4205 	FC_SCRATCH_RELEASE(isp, chan);
4206 	if (ct->ct_cmd_resp == LS_RJT) {
4207 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4208 		    "Chan %d Register FC4 Features rejected", chan);
4209 		return (-1);
4210 	} else if (ct->ct_cmd_resp == LS_ACC) {
4211 		isp_prt(isp, ISP_LOG_SANCFG,
4212 		    "Chan %d Register FC4 Features accepted", chan);
4213 	} else {
4214 		isp_prt(isp, ISP_LOGWARN,
4215 		    "Chan %d Register FC4 Features: 0x%x", chan, ct->ct_cmd_resp);
4216 		return (-1);
4217 	}
4218 	return (0);
4219 }
4220 
4221 static int
4222 isp_register_port_name_24xx(ispsoftc_t *isp, int chan)
4223 {
4224 	fcparam *fcp = FCPARAM(isp, chan);
4225 	ct_hdr_t *ct;
4226 	rspn_id_t rp;
4227 	uint8_t *scp = fcp->isp_scratch;
4228 	int len;
4229 
4230 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4231 		isp_prt(isp, ISP_LOGERR, sacq);
4232 		return (-1);
4233 	}
4234 
4235 	/*
4236 	 * Build the CT header and command in memory.
4237 	 */
4238 	ISP_MEMZERO(&rp, sizeof(rp));
4239 	ct = &rp.rspnid_hdr;
4240 	ct->ct_revision = CT_REVISION;
4241 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4242 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4243 	ct->ct_cmd_resp = SNS_RSPN_ID;
4244 	rp.rspnid_portid[0] = fcp->isp_portid >> 16;
4245 	rp.rspnid_portid[1] = fcp->isp_portid >> 8;
4246 	rp.rspnid_portid[2] = fcp->isp_portid;
4247 	rp.rspnid_length = 0;
4248 	len = offsetof(rspn_id_t, rspnid_name);
4249 	mtx_lock(&prison0.pr_mtx);
4250 	rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4251 	    "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4252 	mtx_unlock(&prison0.pr_mtx);
4253 	rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4254 	    ":%s", device_get_nameunit(isp->isp_dev));
4255 	if (chan != 0) {
4256 		rp.rspnid_length += sprintf(&scp[len + rp.rspnid_length],
4257 		    "/%d", chan);
4258 	}
4259 	len += rp.rspnid_length;
4260 	ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4261 	isp_put_rspn_id(isp, &rp, (rspn_id_t *)scp);
4262 
4263 	if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4264 		FC_SCRATCH_RELEASE(isp, chan);
4265 		return (-1);
4266 	}
4267 
4268 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4269 	FC_SCRATCH_RELEASE(isp, chan);
4270 	if (ct->ct_cmd_resp == LS_RJT) {
4271 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4272 		    "Chan %d Register Symbolic Port Name rejected", chan);
4273 		return (-1);
4274 	} else if (ct->ct_cmd_resp == LS_ACC) {
4275 		isp_prt(isp, ISP_LOG_SANCFG,
4276 		    "Chan %d Register Symbolic Port Name accepted", chan);
4277 	} else {
4278 		isp_prt(isp, ISP_LOGWARN,
4279 		    "Chan %d Register Symbolic Port Name: 0x%x", chan, ct->ct_cmd_resp);
4280 		return (-1);
4281 	}
4282 	return (0);
4283 }
4284 
4285 static int
4286 isp_register_node_name_24xx(ispsoftc_t *isp, int chan)
4287 {
4288 	fcparam *fcp = FCPARAM(isp, chan);
4289 	ct_hdr_t *ct;
4290 	rsnn_nn_t rp;
4291 	uint8_t *scp = fcp->isp_scratch;
4292 	int len;
4293 
4294 	if (FC_SCRATCH_ACQUIRE(isp, chan)) {
4295 		isp_prt(isp, ISP_LOGERR, sacq);
4296 		return (-1);
4297 	}
4298 
4299 	/*
4300 	 * Build the CT header and command in memory.
4301 	 */
4302 	ISP_MEMZERO(&rp, sizeof(rp));
4303 	ct = &rp.rsnnnn_hdr;
4304 	ct->ct_revision = CT_REVISION;
4305 	ct->ct_fcs_type = CT_FC_TYPE_FC;
4306 	ct->ct_fcs_subtype = CT_FC_SUBTYPE_NS;
4307 	ct->ct_cmd_resp = SNS_RSNN_NN;
4308 	MAKE_NODE_NAME_FROM_WWN(rp.rsnnnn_nodename, fcp->isp_wwnn);
4309 	rp.rsnnnn_length = 0;
4310 	len = offsetof(rsnn_nn_t, rsnnnn_name);
4311 	mtx_lock(&prison0.pr_mtx);
4312 	rp.rsnnnn_length += sprintf(&scp[len + rp.rsnnnn_length],
4313 	    "%s", prison0.pr_hostname[0] ? prison0.pr_hostname : "FreeBSD");
4314 	mtx_unlock(&prison0.pr_mtx);
4315 	len += rp.rsnnnn_length;
4316 	ct->ct_bcnt_resid = (len - sizeof(ct_hdr_t)) >> 2;
4317 	isp_put_rsnn_nn(isp, &rp, (rsnn_nn_t *)scp);
4318 
4319 	if (isp_ct_passthru(isp, chan, len, sizeof(ct_hdr_t))) {
4320 		FC_SCRATCH_RELEASE(isp, chan);
4321 		return (-1);
4322 	}
4323 
4324 	isp_get_ct_hdr(isp, (ct_hdr_t *) scp, ct);
4325 	FC_SCRATCH_RELEASE(isp, chan);
4326 	if (ct->ct_cmd_resp == LS_RJT) {
4327 		isp_prt(isp, ISP_LOG_SANCFG|ISP_LOG_WARN1,
4328 		    "Chan %d Register Symbolic Node Name rejected", chan);
4329 		return (-1);
4330 	} else if (ct->ct_cmd_resp == LS_ACC) {
4331 		isp_prt(isp, ISP_LOG_SANCFG,
4332 		    "Chan %d Register Symbolic Node Name accepted", chan);
4333 	} else {
4334 		isp_prt(isp, ISP_LOGWARN,
4335 		    "Chan %d Register Symbolic Node Name: 0x%x", chan, ct->ct_cmd_resp);
4336 		return (-1);
4337 	}
4338 	return (0);
4339 }
4340 
4341 static uint16_t
4342 isp_next_handle(ispsoftc_t *isp, uint16_t *ohp)
4343 {
4344 	fcparam *fcp;
4345 	int i, chan, wrap;
4346 	uint16_t handle, minh, maxh;
4347 
4348 	handle = *ohp;
4349 	if (ISP_CAP_2KLOGIN(isp)) {
4350 		minh = 0;
4351 		maxh = NPH_RESERVED - 1;
4352 	} else {
4353 		minh = SNS_ID + 1;
4354 		maxh = NPH_MAX - 1;
4355 	}
4356 	wrap = 0;
4357 
4358 next:
4359 	if (handle == NIL_HANDLE) {
4360 		handle = minh;
4361 	} else {
4362 		handle++;
4363 		if (handle > maxh) {
4364 			if (++wrap >= 2) {
4365 				isp_prt(isp, ISP_LOGERR, "Out of port handles!");
4366 				return (NIL_HANDLE);
4367 			}
4368 			handle = minh;
4369 		}
4370 	}
4371 	for (chan = 0; chan < isp->isp_nchan; chan++) {
4372 		fcp = FCPARAM(isp, chan);
4373 		if (fcp->role == ISP_ROLE_NONE)
4374 			continue;
4375 		for (i = 0; i < MAX_FC_TARG; i++) {
4376 			if (fcp->portdb[i].state != FC_PORTDB_STATE_NIL &&
4377 			    fcp->portdb[i].handle == handle)
4378 				goto next;
4379 		}
4380 	}
4381 	*ohp = handle;
4382 	return (handle);
4383 }
4384 
4385 /*
4386  * Start a command. Locking is assumed done in the caller.
4387  */
4388 
4389 int
4390 isp_start(XS_T *xs)
4391 {
4392 	ispsoftc_t *isp;
4393 	uint32_t cdblen;
4394 	uint8_t local[QENTRY_LEN];
4395 	ispreq_t *reqp;
4396 	void *cdbp, *qep;
4397 	uint16_t *tptr;
4398 	fcportdb_t *lp;
4399 	int target, dmaresult;
4400 
4401 	XS_INITERR(xs);
4402 	isp = XS_ISP(xs);
4403 
4404 	/*
4405 	 * Check command CDB length, etc.. We really are limited to 16 bytes
4406 	 * for Fibre Channel, but can do up to 44 bytes in parallel SCSI,
4407 	 * but probably only if we're running fairly new firmware (we'll
4408 	 * let the old f/w choke on an extended command queue entry).
4409 	 */
4410 
4411 	if (XS_CDBLEN(xs) > (IS_FC(isp)? 16 : 44) || XS_CDBLEN(xs) == 0) {
4412 		isp_prt(isp, ISP_LOGERR, "unsupported cdb length (%d, CDB[0]=0x%x)", XS_CDBLEN(xs), XS_CDBP(xs)[0] & 0xff);
4413 		XS_SETERR(xs, HBA_REQINVAL);
4414 		return (CMD_COMPLETE);
4415 	}
4416 
4417 	/*
4418 	 * Translate the target to device handle as appropriate, checking
4419 	 * for correct device state as well.
4420 	 */
4421 	target = XS_TGT(xs);
4422 	if (IS_FC(isp)) {
4423 		fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
4424 
4425 		if ((fcp->role & ISP_ROLE_INITIATOR) == 0) {
4426 			isp_prt(isp, ISP_LOG_WARN1,
4427 			    "%d.%d.%jx I am not an initiator",
4428 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4429 			XS_SETERR(xs, HBA_SELTIMEOUT);
4430 			return (CMD_COMPLETE);
4431 		}
4432 
4433 		if (isp->isp_state != ISP_RUNSTATE) {
4434 			isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4435 			XS_SETERR(xs, HBA_BOTCH);
4436 			return (CMD_COMPLETE);
4437 		}
4438 
4439 		isp_prt(isp, ISP_LOGDEBUG2, "XS_TGT(xs)=%d", target);
4440 		lp = &fcp->portdb[target];
4441 		if (target < 0 || target >= MAX_FC_TARG ||
4442 		    lp->is_target == 0) {
4443 			XS_SETERR(xs, HBA_SELTIMEOUT);
4444 			return (CMD_COMPLETE);
4445 		}
4446 		if (fcp->isp_loopstate != LOOP_READY) {
4447 			isp_prt(isp, ISP_LOGDEBUG1,
4448 			    "%d.%d.%jx loop is not ready",
4449 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4450 			return (CMD_RQLATER);
4451 		}
4452 		if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
4453 			isp_prt(isp, ISP_LOGDEBUG1,
4454 			    "%d.%d.%jx target zombie",
4455 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4456 			return (CMD_RQLATER);
4457 		}
4458 		if (lp->state != FC_PORTDB_STATE_VALID) {
4459 			isp_prt(isp, ISP_LOGDEBUG1,
4460 			    "%d.%d.%jx bad db port state 0x%x",
4461 			    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs), lp->state);
4462 			XS_SETERR(xs, HBA_SELTIMEOUT);
4463 			return (CMD_COMPLETE);
4464 		}
4465 	} else {
4466 		sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4467 		if (isp->isp_state != ISP_RUNSTATE) {
4468 			isp_prt(isp, ISP_LOGERR, "Adapter not at RUNSTATE");
4469 			XS_SETERR(xs, HBA_BOTCH);
4470 			return (CMD_COMPLETE);
4471 		}
4472 
4473 		if (sdp->update) {
4474 			isp_spi_update(isp, XS_CHANNEL(xs));
4475 		}
4476 		lp = NULL;
4477 	}
4478 
4479  start_again:
4480 
4481 	qep = isp_getrqentry(isp);
4482 	if (qep == NULL) {
4483 		isp_prt(isp, ISP_LOG_WARN1, "Request Queue Overflow");
4484 		XS_SETERR(xs, HBA_BOTCH);
4485 		return (CMD_EAGAIN);
4486 	}
4487 	XS_SETERR(xs, HBA_NOERROR);
4488 
4489 	/*
4490 	 * Now see if we need to synchronize the ISP with respect to anything.
4491 	 * We do dual duty here (cough) for synchronizing for buses other
4492 	 * than which we got here to send a command to.
4493 	 */
4494 	reqp = (ispreq_t *) local;
4495 	ISP_MEMZERO(local, QENTRY_LEN);
4496 	if (ISP_TST_SENDMARKER(isp, XS_CHANNEL(xs))) {
4497 		if (IS_24XX(isp)) {
4498 			isp_marker_24xx_t *m = (isp_marker_24xx_t *) reqp;
4499 			m->mrk_header.rqs_entry_count = 1;
4500 			m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4501 			m->mrk_modifier = SYNC_ALL;
4502 			m->mrk_vphdl = XS_CHANNEL(xs);
4503 			isp_put_marker_24xx(isp, m, qep);
4504 		} else {
4505 			isp_marker_t *m = (isp_marker_t *) reqp;
4506 			m->mrk_header.rqs_entry_count = 1;
4507 			m->mrk_header.rqs_entry_type = RQSTYPE_MARKER;
4508 			m->mrk_target = (XS_CHANNEL(xs) << 7);	/* bus # */
4509 			m->mrk_modifier = SYNC_ALL;
4510 			isp_put_marker(isp, m, qep);
4511 		}
4512 		ISP_SYNC_REQUEST(isp);
4513 		ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 0);
4514 		goto start_again;
4515 	}
4516 
4517 	reqp->req_header.rqs_entry_count = 1;
4518 
4519 	/*
4520 	 * Select and install Header Code.
4521 	 * Note that it might be overridden before going out
4522 	 * if we're on a 64 bit platform. The lower level
4523 	 * code (isp_send_cmd) will select the appropriate
4524 	 * 64 bit variant if it needs to.
4525 	 */
4526 	if (IS_24XX(isp)) {
4527 		reqp->req_header.rqs_entry_type = RQSTYPE_T7RQS;
4528 	} else if (IS_FC(isp)) {
4529 		reqp->req_header.rqs_entry_type = RQSTYPE_T2RQS;
4530 	} else {
4531 		if (XS_CDBLEN(xs) > 12) {
4532 			reqp->req_header.rqs_entry_type = RQSTYPE_CMDONLY;
4533 		} else {
4534 			reqp->req_header.rqs_entry_type = RQSTYPE_REQUEST;
4535 		}
4536 	}
4537 
4538 	/*
4539 	 * Set task attributes
4540 	 */
4541 	if (IS_24XX(isp)) {
4542 		int ttype;
4543 		if (XS_TAG_P(xs)) {
4544 			ttype = XS_TAG_TYPE(xs);
4545 		} else {
4546 			ttype = REQFLAG_STAG;
4547 		}
4548 		if (ttype == REQFLAG_OTAG) {
4549 			ttype = FCP_CMND_TASK_ATTR_ORDERED;
4550 		} else if (ttype == REQFLAG_HTAG) {
4551 			ttype = FCP_CMND_TASK_ATTR_HEAD;
4552 		} else {
4553 			ttype = FCP_CMND_TASK_ATTR_SIMPLE;
4554 		}
4555 		((ispreqt7_t *)reqp)->req_task_attribute = ttype;
4556 	} else if (IS_FC(isp)) {
4557 		/*
4558 		 * See comment in isp_intr_respq
4559 		 */
4560 		/* XS_SET_RESID(xs, 0); */
4561 
4562 		/*
4563 		 * Fibre Channel always requires some kind of tag.
4564 		 * The Qlogic drivers seem be happy not to use a tag,
4565 		 * but this breaks for some devices (IBM drives).
4566 		 */
4567 		if (XS_TAG_P(xs)) {
4568 			((ispreqt2_t *)reqp)->req_flags = XS_TAG_TYPE(xs);
4569 		} else {
4570 			((ispreqt2_t *)reqp)->req_flags = REQFLAG_STAG;
4571 		}
4572 	} else {
4573 		sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
4574 		if ((sdp->isp_devparam[target].actv_flags & DPARM_TQING) && XS_TAG_P(xs)) {
4575 			reqp->req_flags = XS_TAG_TYPE(xs);
4576 		}
4577 	}
4578 
4579 	/*
4580 	 * NB: we do not support long CDBs (yet)
4581 	 */
4582 	cdblen = XS_CDBLEN(xs);
4583 
4584 	if (IS_SCSI(isp)) {
4585 		if (cdblen > sizeof (reqp->req_cdb)) {
4586 			isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4587 			XS_SETERR(xs, HBA_REQINVAL);
4588 			return (CMD_COMPLETE);
4589 		}
4590 		reqp->req_target = target | (XS_CHANNEL(xs) << 7);
4591 		reqp->req_lun_trn = XS_LUN(xs);
4592 		reqp->req_cdblen = cdblen;
4593 		tptr = &reqp->req_time;
4594 		cdbp = reqp->req_cdb;
4595 	} else if (IS_24XX(isp)) {
4596 		ispreqt7_t *t7 = (ispreqt7_t *)local;
4597 
4598 		if (cdblen > sizeof (t7->req_cdb)) {
4599 			isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4600 			XS_SETERR(xs, HBA_REQINVAL);
4601 			return (CMD_COMPLETE);
4602 		}
4603 
4604 		t7->req_nphdl = lp->handle;
4605 		t7->req_tidlo = lp->portid;
4606 		t7->req_tidhi = lp->portid >> 16;
4607 		t7->req_vpidx = ISP_GET_VPIDX(isp, XS_CHANNEL(xs));
4608 		be64enc(t7->req_lun, CAM_EXTLUN_BYTE_SWIZZLE(XS_LUN(xs)));
4609 		if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4610 			if (FCP_NEXT_CRN(isp, &t7->req_crn, xs)) {
4611 				isp_prt(isp, ISP_LOG_WARN1,
4612 				    "%d.%d.%jx cannot generate next CRN",
4613 				    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4614 				XS_SETERR(xs, HBA_BOTCH);
4615 				return (CMD_EAGAIN);
4616 			}
4617 		}
4618 		tptr = &t7->req_time;
4619 		cdbp = t7->req_cdb;
4620 	} else {
4621 		ispreqt2_t *t2 = (ispreqt2_t *)local;
4622 
4623 		if (cdblen > sizeof t2->req_cdb) {
4624 			isp_prt(isp, ISP_LOGERR, "Command Length %u too long for this chip", cdblen);
4625 			XS_SETERR(xs, HBA_REQINVAL);
4626 			return (CMD_COMPLETE);
4627 		}
4628 		if (FCPARAM(isp, XS_CHANNEL(xs))->fctape_enabled && (lp->prli_word3 & PRLI_WD3_RETRY)) {
4629 			if (FCP_NEXT_CRN(isp, &t2->req_crn, xs)) {
4630 				isp_prt(isp, ISP_LOG_WARN1,
4631 				    "%d.%d.%jx cannot generate next CRN",
4632 				    XS_CHANNEL(xs), target, (uintmax_t)XS_LUN(xs));
4633 				XS_SETERR(xs, HBA_BOTCH);
4634 				return (CMD_EAGAIN);
4635 			}
4636 		}
4637 		if (ISP_CAP_2KLOGIN(isp)) {
4638 			ispreqt2e_t *t2e = (ispreqt2e_t *)local;
4639 			t2e->req_target = lp->handle;
4640 			t2e->req_scclun = XS_LUN(xs);
4641 			tptr = &t2e->req_time;
4642 			cdbp = t2e->req_cdb;
4643 		} else if (ISP_CAP_SCCFW(isp)) {
4644 			t2->req_target = lp->handle;
4645 			t2->req_scclun = XS_LUN(xs);
4646 			tptr = &t2->req_time;
4647 			cdbp = t2->req_cdb;
4648 		} else {
4649 			t2->req_target = lp->handle;
4650 			t2->req_lun_trn = XS_LUN(xs);
4651 			tptr = &t2->req_time;
4652 			cdbp = t2->req_cdb;
4653 		}
4654 	}
4655 	*tptr = XS_TIME(xs);
4656 	ISP_MEMCPY(cdbp, XS_CDBP(xs), cdblen);
4657 
4658 	/* Whew. Thankfully the same for type 7 requests */
4659 	reqp->req_handle = isp_allocate_handle(isp, xs, ISP_HANDLE_INITIATOR);
4660 	if (reqp->req_handle == 0) {
4661 		isp_prt(isp, ISP_LOG_WARN1, "out of xflist pointers");
4662 		XS_SETERR(xs, HBA_BOTCH);
4663 		return (CMD_EAGAIN);
4664 	}
4665 
4666 	/*
4667 	 * Set up DMA and/or do any platform dependent swizzling of the request entry
4668 	 * so that the Qlogic F/W understands what is being asked of it.
4669 	 *
4670 	 * The callee is responsible for adding all requests at this point.
4671 	 */
4672 	dmaresult = ISP_DMASETUP(isp, xs, reqp);
4673 	if (dmaresult != CMD_QUEUED) {
4674 		isp_destroy_handle(isp, reqp->req_handle);
4675 		/*
4676 		 * dmasetup sets actual error in packet, and
4677 		 * return what we were given to return.
4678 		 */
4679 		return (dmaresult);
4680 	}
4681 	isp_xs_prt(isp, xs, ISP_LOGDEBUG0, "START cmd cdb[0]=0x%x datalen %ld", XS_CDBP(xs)[0], (long) XS_XFRLEN(xs));
4682 	return (CMD_QUEUED);
4683 }
4684 
4685 /*
4686  * isp control
4687  * Locks (ints blocked) assumed held.
4688  */
4689 
4690 int
4691 isp_control(ispsoftc_t *isp, ispctl_t ctl, ...)
4692 {
4693 	XS_T *xs;
4694 	mbreg_t *mbr, mbs;
4695 	int chan, tgt;
4696 	uint32_t handle;
4697 	va_list ap;
4698 
4699 	switch (ctl) {
4700 	case ISPCTL_RESET_BUS:
4701 		/*
4702 		 * Issue a bus reset.
4703 		 */
4704 		if (IS_24XX(isp)) {
4705 			isp_prt(isp, ISP_LOGERR, "BUS RESET NOT IMPLEMENTED");
4706 			break;
4707 		} else if (IS_FC(isp)) {
4708 			mbs.param[1] = 10;
4709 			chan = 0;
4710 		} else {
4711 			va_start(ap, ctl);
4712 			chan = va_arg(ap, int);
4713 			va_end(ap);
4714 			mbs.param[1] = SDPARAM(isp, chan)->isp_bus_reset_delay;
4715 			if (mbs.param[1] < 2) {
4716 				mbs.param[1] = 2;
4717 			}
4718 			mbs.param[2] = chan;
4719 		}
4720 		MBSINIT(&mbs, MBOX_BUS_RESET, MBLOGALL, 0);
4721 		ISP_SET_SENDMARKER(isp, chan, 1);
4722 		isp_mboxcmd(isp, &mbs);
4723 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4724 			break;
4725 		}
4726 		isp_prt(isp, ISP_LOGINFO, "driver initiated bus reset of bus %d", chan);
4727 		return (0);
4728 
4729 	case ISPCTL_RESET_DEV:
4730 		va_start(ap, ctl);
4731 		chan = va_arg(ap, int);
4732 		tgt = va_arg(ap, int);
4733 		va_end(ap);
4734 		if (IS_24XX(isp)) {
4735 			uint8_t local[QENTRY_LEN];
4736 			isp24xx_tmf_t *tmf;
4737 			isp24xx_statusreq_t *sp;
4738 			fcparam *fcp = FCPARAM(isp, chan);
4739 			fcportdb_t *lp;
4740 
4741 			if (tgt < 0 || tgt >= MAX_FC_TARG) {
4742 				isp_prt(isp, ISP_LOGWARN, "Chan %d trying to reset bad target %d", chan, tgt);
4743 				break;
4744 			}
4745 			lp = &fcp->portdb[tgt];
4746 			if (lp->is_target == 0 ||
4747 			    lp->state != FC_PORTDB_STATE_VALID) {
4748 				isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4749 				break;
4750 			}
4751 
4752 			tmf = (isp24xx_tmf_t *) local;
4753 			ISP_MEMZERO(tmf, QENTRY_LEN);
4754 			tmf->tmf_header.rqs_entry_type = RQSTYPE_TSK_MGMT;
4755 			tmf->tmf_header.rqs_entry_count = 1;
4756 			tmf->tmf_nphdl = lp->handle;
4757 			tmf->tmf_delay = 2;
4758 			tmf->tmf_timeout = 4;
4759 			tmf->tmf_flags = ISP24XX_TMF_TARGET_RESET;
4760 			tmf->tmf_tidlo = lp->portid;
4761 			tmf->tmf_tidhi = lp->portid >> 16;
4762 			tmf->tmf_vpidx = ISP_GET_VPIDX(isp, chan);
4763 			isp_put_24xx_tmf(isp, tmf, isp->isp_iocb);
4764 			if (isp->isp_dblev & ISP_LOGDEBUG1)
4765 				isp_print_bytes(isp, "TMF IOCB request", QENTRY_LEN, isp->isp_iocb);
4766 			MEMORYBARRIER(isp, SYNC_IFORDEV, 0, QENTRY_LEN, chan);
4767 			fcp->sendmarker = 1;
4768 
4769 			isp_prt(isp, ISP_LOGALL, "Chan %d Reset N-Port Handle 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4770 			MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL,
4771 			    MBCMD_DEFAULT_TIMEOUT + tmf->tmf_timeout * 1000000);
4772 			mbs.param[1] = QENTRY_LEN;
4773 			mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4774 			mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4775 			mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4776 			mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4777 			isp_mboxcmd(isp, &mbs);
4778 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4779 				break;
4780 
4781 			MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4782 			if (isp->isp_dblev & ISP_LOGDEBUG1)
4783 				isp_print_bytes(isp, "TMF IOCB response", QENTRY_LEN, &((isp24xx_statusreq_t *)isp->isp_iocb)[1]);
4784 			sp = (isp24xx_statusreq_t *) local;
4785 			isp_get_24xx_response(isp, &((isp24xx_statusreq_t *)isp->isp_iocb)[1], sp);
4786 			if (sp->req_completion_status == 0) {
4787 				return (0);
4788 			}
4789 			isp_prt(isp, ISP_LOGWARN, "Chan %d reset of target %d returned 0x%x", chan, tgt, sp->req_completion_status);
4790 			break;
4791 		} else if (IS_FC(isp)) {
4792 			if (ISP_CAP_2KLOGIN(isp)) {
4793 				mbs.param[1] = tgt;
4794 				mbs.ibits = (1 << 10);
4795 			} else {
4796 				mbs.param[1] = (tgt << 8);
4797 			}
4798 		} else {
4799 			mbs.param[1] = (chan << 15) | (tgt << 8);
4800 		}
4801 		MBSINIT(&mbs, MBOX_ABORT_TARGET, MBLOGALL, 0);
4802 		mbs.param[2] = 3;	/* 'delay', in seconds */
4803 		isp_mboxcmd(isp, &mbs);
4804 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4805 			break;
4806 		}
4807 		isp_prt(isp, ISP_LOGINFO, "Target %d on Bus %d Reset Succeeded", tgt, chan);
4808 		ISP_SET_SENDMARKER(isp, chan, 1);
4809 		return (0);
4810 
4811 	case ISPCTL_ABORT_CMD:
4812 		va_start(ap, ctl);
4813 		xs = va_arg(ap, XS_T *);
4814 		va_end(ap);
4815 
4816 		tgt = XS_TGT(xs);
4817 		chan = XS_CHANNEL(xs);
4818 
4819 		handle = isp_find_handle(isp, xs);
4820 		if (handle == 0) {
4821 			isp_prt(isp, ISP_LOGWARN, "cannot find handle for command to abort");
4822 			break;
4823 		}
4824 		if (IS_24XX(isp)) {
4825 			isp24xx_abrt_t local, *ab = &local;
4826 			fcparam *fcp;
4827 			fcportdb_t *lp;
4828 
4829 			fcp = FCPARAM(isp, chan);
4830 			if (tgt < 0 || tgt >= MAX_FC_TARG) {
4831 				isp_prt(isp, ISP_LOGWARN, "Chan %d trying to abort bad target %d", chan, tgt);
4832 				break;
4833 			}
4834 			lp = &fcp->portdb[tgt];
4835 			if (lp->is_target == 0 ||
4836 			    lp->state != FC_PORTDB_STATE_VALID) {
4837 				isp_prt(isp, ISP_LOGWARN, "Chan %d abort of no longer valid target %d", chan, tgt);
4838 				break;
4839 			}
4840 			isp_prt(isp, ISP_LOGALL, "Chan %d Abort Cmd for N-Port 0x%04x @ Port 0x%06x", chan, lp->handle, lp->portid);
4841 			ISP_MEMZERO(ab, QENTRY_LEN);
4842 			ab->abrt_header.rqs_entry_type = RQSTYPE_ABORT_IO;
4843 			ab->abrt_header.rqs_entry_count = 1;
4844 			ab->abrt_handle = lp->handle;
4845 			ab->abrt_cmd_handle = handle;
4846 			ab->abrt_tidlo = lp->portid;
4847 			ab->abrt_tidhi = lp->portid >> 16;
4848 			ab->abrt_vpidx = ISP_GET_VPIDX(isp, chan);
4849 			isp_put_24xx_abrt(isp, ab, isp->isp_iocb);
4850 			if (isp->isp_dblev & ISP_LOGDEBUG1)
4851 				isp_print_bytes(isp, "AB IOCB quest", QENTRY_LEN, isp->isp_iocb);
4852 			MEMORYBARRIER(isp, SYNC_IFORDEV, 0, 2 * QENTRY_LEN, chan);
4853 
4854 			ISP_MEMZERO(&mbs, sizeof (mbs));
4855 			MBSINIT(&mbs, MBOX_EXEC_COMMAND_IOCB_A64, MBLOGALL, 5000000);
4856 			mbs.param[1] = QENTRY_LEN;
4857 			mbs.param[2] = DMA_WD1(isp->isp_iocb_dma);
4858 			mbs.param[3] = DMA_WD0(isp->isp_iocb_dma);
4859 			mbs.param[6] = DMA_WD3(isp->isp_iocb_dma);
4860 			mbs.param[7] = DMA_WD2(isp->isp_iocb_dma);
4861 
4862 			isp_mboxcmd(isp, &mbs);
4863 			if (mbs.param[0] != MBOX_COMMAND_COMPLETE)
4864 				break;
4865 
4866 			MEMORYBARRIER(isp, SYNC_IFORCPU, QENTRY_LEN, QENTRY_LEN, chan);
4867 			if (isp->isp_dblev & ISP_LOGDEBUG1)
4868 				isp_print_bytes(isp, "AB IOCB response", QENTRY_LEN, &((isp24xx_abrt_t *)isp->isp_iocb)[1]);
4869 			isp_get_24xx_abrt(isp, &((isp24xx_abrt_t *)isp->isp_iocb)[1], ab);
4870 			if (ab->abrt_nphdl == ISP24XX_ABRT_OKAY) {
4871 				return (0);
4872 			}
4873 			isp_prt(isp, ISP_LOGWARN, "Chan %d handle %d abort returned 0x%x", chan, tgt, ab->abrt_nphdl);
4874 			break;
4875 		} else if (IS_FC(isp)) {
4876 			if (ISP_CAP_SCCFW(isp)) {
4877 				if (ISP_CAP_2KLOGIN(isp)) {
4878 					mbs.param[1] = tgt;
4879 				} else {
4880 					mbs.param[1] = tgt << 8;
4881 				}
4882 				mbs.param[6] = XS_LUN(xs);
4883 			} else {
4884 				mbs.param[1] = tgt << 8 | XS_LUN(xs);
4885 			}
4886 		} else {
4887 			mbs.param[1] = (chan << 15) | (tgt << 8) | XS_LUN(xs);
4888 		}
4889 		MBSINIT(&mbs, MBOX_ABORT,
4890 		    MBLOGALL & ~MBLOGMASK(MBOX_COMMAND_ERROR), 0);
4891 		mbs.param[2] = handle;
4892 		isp_mboxcmd(isp, &mbs);
4893 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
4894 			break;
4895 		}
4896 		return (0);
4897 
4898 	case ISPCTL_UPDATE_PARAMS:
4899 
4900 		va_start(ap, ctl);
4901 		chan = va_arg(ap, int);
4902 		va_end(ap);
4903 		isp_spi_update(isp, chan);
4904 		return (0);
4905 
4906 	case ISPCTL_FCLINK_TEST:
4907 
4908 		if (IS_FC(isp)) {
4909 			int usdelay;
4910 			va_start(ap, ctl);
4911 			chan = va_arg(ap, int);
4912 			usdelay = va_arg(ap, int);
4913 			va_end(ap);
4914 			if (usdelay == 0) {
4915 				usdelay =  250000;
4916 			}
4917 			return (isp_fclink_test(isp, chan, usdelay));
4918 		}
4919 		break;
4920 
4921 	case ISPCTL_SCAN_FABRIC:
4922 
4923 		if (IS_FC(isp)) {
4924 			va_start(ap, ctl);
4925 			chan = va_arg(ap, int);
4926 			va_end(ap);
4927 			return (isp_scan_fabric(isp, chan));
4928 		}
4929 		break;
4930 
4931 	case ISPCTL_SCAN_LOOP:
4932 
4933 		if (IS_FC(isp)) {
4934 			va_start(ap, ctl);
4935 			chan = va_arg(ap, int);
4936 			va_end(ap);
4937 			return (isp_scan_loop(isp, chan));
4938 		}
4939 		break;
4940 
4941 	case ISPCTL_PDB_SYNC:
4942 
4943 		if (IS_FC(isp)) {
4944 			va_start(ap, ctl);
4945 			chan = va_arg(ap, int);
4946 			va_end(ap);
4947 			return (isp_pdb_sync(isp, chan));
4948 		}
4949 		break;
4950 
4951 	case ISPCTL_SEND_LIP:
4952 
4953 		if (IS_FC(isp) && !IS_24XX(isp)) {
4954 			MBSINIT(&mbs, MBOX_INIT_LIP, MBLOGALL, 0);
4955 			if (ISP_CAP_2KLOGIN(isp)) {
4956 				mbs.ibits = (1 << 10);
4957 			}
4958 			isp_mboxcmd(isp, &mbs);
4959 			if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
4960 				return (0);
4961 			}
4962 		}
4963 		break;
4964 
4965 	case ISPCTL_GET_PDB:
4966 		if (IS_FC(isp)) {
4967 			isp_pdb_t *pdb;
4968 			va_start(ap, ctl);
4969 			chan = va_arg(ap, int);
4970 			tgt = va_arg(ap, int);
4971 			pdb = va_arg(ap, isp_pdb_t *);
4972 			va_end(ap);
4973 			return (isp_getpdb(isp, chan, tgt, pdb));
4974 		}
4975 		break;
4976 
4977 	case ISPCTL_GET_NAMES:
4978 	{
4979 		uint64_t *wwnn, *wwnp;
4980 		va_start(ap, ctl);
4981 		chan = va_arg(ap, int);
4982 		tgt = va_arg(ap, int);
4983 		wwnn = va_arg(ap, uint64_t *);
4984 		wwnp = va_arg(ap, uint64_t *);
4985 		va_end(ap);
4986 		if (wwnn == NULL && wwnp == NULL) {
4987 			break;
4988 		}
4989 		if (wwnn) {
4990 			*wwnn = isp_get_wwn(isp, chan, tgt, 1);
4991 			if (*wwnn == INI_NONE) {
4992 				break;
4993 			}
4994 		}
4995 		if (wwnp) {
4996 			*wwnp = isp_get_wwn(isp, chan, tgt, 0);
4997 			if (*wwnp == INI_NONE) {
4998 				break;
4999 			}
5000 		}
5001 		return (0);
5002 	}
5003 	case ISPCTL_RUN_MBOXCMD:
5004 	{
5005 		va_start(ap, ctl);
5006 		mbr = va_arg(ap, mbreg_t *);
5007 		va_end(ap);
5008 		isp_mboxcmd(isp, mbr);
5009 		return (0);
5010 	}
5011 	case ISPCTL_PLOGX:
5012 	{
5013 		isp_plcmd_t *p;
5014 		int r;
5015 
5016 		va_start(ap, ctl);
5017 		p = va_arg(ap, isp_plcmd_t *);
5018 		va_end(ap);
5019 
5020 		if ((p->flags & PLOGX_FLG_CMD_MASK) != PLOGX_FLG_CMD_PLOGI || (p->handle != NIL_HANDLE)) {
5021 			return (isp_plogx(isp, p->channel, p->handle, p->portid, p->flags));
5022 		}
5023 		do {
5024 			isp_next_handle(isp, &p->handle);
5025 			r = isp_plogx(isp, p->channel, p->handle, p->portid, p->flags);
5026 			if ((r & 0xffff) == MBOX_PORT_ID_USED) {
5027 				p->handle = r >> 16;
5028 				r = 0;
5029 				break;
5030 			}
5031 		} while ((r & 0xffff) == MBOX_LOOP_ID_USED);
5032 		return (r);
5033 	}
5034 	case ISPCTL_CHANGE_ROLE:
5035 		if (IS_FC(isp)) {
5036 			int role, r;
5037 
5038 			va_start(ap, ctl);
5039 			chan = va_arg(ap, int);
5040 			role = va_arg(ap, int);
5041 			va_end(ap);
5042 			r = isp_fc_change_role(isp, chan, role);
5043 			return (r);
5044 		}
5045 		break;
5046 	default:
5047 		isp_prt(isp, ISP_LOGERR, "Unknown Control Opcode 0x%x", ctl);
5048 		break;
5049 
5050 	}
5051 	return (-1);
5052 }
5053 
5054 /*
5055  * Interrupt Service Routine(s).
5056  *
5057  * External (OS) framework has done the appropriate locking,
5058  * and the locking will be held throughout this function.
5059  */
5060 
5061 #ifdef	ISP_TARGET_MODE
5062 void
5063 isp_intr_atioq(ispsoftc_t *isp)
5064 {
5065 	uint8_t qe[QENTRY_LEN];
5066 	isphdr_t *hp;
5067 	void *addr;
5068 	uint32_t iptr, optr, oop;
5069 
5070 	iptr = ISP_READ(isp, BIU2400_ATIO_RSPINP);
5071 	optr = isp->isp_atioodx;
5072 	while (optr != iptr) {
5073 		oop = optr;
5074 		MEMORYBARRIER(isp, SYNC_ATIOQ, oop, QENTRY_LEN, -1);
5075 		addr = ISP_QUEUE_ENTRY(isp->isp_atioq, oop);
5076 		isp_get_hdr(isp, addr, (isphdr_t *)qe);
5077 		hp = (isphdr_t *)qe;
5078 		switch (hp->rqs_entry_type) {
5079 		case RQSTYPE_NOTIFY:
5080 		case RQSTYPE_ATIO:
5081 			(void) isp_target_notify(isp, addr, &oop);
5082 			break;
5083 		default:
5084 			isp_print_qentry(isp, "?ATIOQ entry?", oop, addr);
5085 			break;
5086 		}
5087 		optr = ISP_NXT_QENTRY(oop, RESULT_QUEUE_LEN(isp));
5088 	}
5089 	if (isp->isp_atioodx != optr) {
5090 		ISP_WRITE(isp, BIU2400_ATIO_RSPOUTP, optr);
5091 		isp->isp_atioodx = optr;
5092 	}
5093 }
5094 #endif
5095 
5096 void
5097 isp_intr_async(ispsoftc_t *isp, uint16_t event)
5098 {
5099 
5100 	if (IS_FC(isp))
5101 		isp_parse_async_fc(isp, event);
5102 	else
5103 		isp_parse_async(isp, event);
5104 }
5105 
5106 void
5107 isp_intr_mbox(ispsoftc_t *isp, uint16_t mbox0)
5108 {
5109 	int i, obits;
5110 
5111 	if (!isp->isp_mboxbsy) {
5112 		isp_prt(isp, ISP_LOGWARN, "mailbox 0x%x with no waiters", mbox0);
5113 		return;
5114 	}
5115 	obits = isp->isp_obits;
5116 	isp->isp_mboxtmp[0] = mbox0;
5117 	for (i = 1; i < ISP_NMBOX(isp); i++) {
5118 		if ((obits & (1 << i)) == 0)
5119 			continue;
5120 		isp->isp_mboxtmp[i] = ISP_READ(isp, MBOX_OFF(i));
5121 	}
5122 	MBOX_NOTIFY_COMPLETE(isp);
5123 }
5124 
5125 void
5126 isp_intr_respq(ispsoftc_t *isp)
5127 {
5128 	XS_T *xs, *cont_xs;
5129 	uint8_t qe[QENTRY_LEN];
5130 	ispstatusreq_t *sp = (ispstatusreq_t *)qe;
5131 	isp24xx_statusreq_t *sp2 = (isp24xx_statusreq_t *)qe;
5132 	isphdr_t *hp;
5133 	uint8_t *resp, *snsp;
5134 	int buddaboom, completion_status, cont = 0, etype, i;
5135 	int req_status_flags, req_state_flags, scsi_status;
5136 	uint32_t iptr, junk, cptr, optr, rlen, slen, sptr, totslen, resid;
5137 
5138 	/*
5139 	 * We can't be getting this now.
5140 	 */
5141 	if (isp->isp_state != ISP_RUNSTATE) {
5142 		isp_prt(isp, ISP_LOGINFO, "respq interrupt when not ready");
5143 		return;
5144 	}
5145 
5146 	iptr = ISP_READ(isp, isp->isp_respinrp);
5147 	/* Debounce the 2300 if revision less than 2. */
5148 	if (IS_2100(isp) || (IS_2300(isp) && isp->isp_revision < 2)) {
5149 		do {
5150 			junk = iptr;
5151 			iptr = ISP_READ(isp, isp->isp_respinrp);
5152 		} while (junk != iptr);
5153 	}
5154 	isp->isp_residx = iptr;
5155 
5156 	optr = isp->isp_resodx;
5157 	while (optr != iptr) {
5158 		sptr = cptr = optr;
5159 		hp = (isphdr_t *) ISP_QUEUE_ENTRY(isp->isp_result, cptr);
5160 		optr = ISP_NXT_QENTRY(optr, RESULT_QUEUE_LEN(isp));
5161 
5162 		/*
5163 		 * Synchronize our view of this response queue entry.
5164 		 */
5165 		MEMORYBARRIER(isp, SYNC_RESULT, cptr, QENTRY_LEN, -1);
5166 		if (isp->isp_dblev & ISP_LOGDEBUG1)
5167 			isp_print_qentry(isp, "Response Queue Entry", cptr, hp);
5168 		isp_get_hdr(isp, hp, &sp->req_header);
5169 		etype = sp->req_header.rqs_entry_type;
5170 
5171 		/* We expected Status Continuation, but got different IOCB. */
5172 		if (cont > 0 && etype != RQSTYPE_STATUS_CONT) {
5173 			cont = 0;
5174 			isp_done(cont_xs);
5175 		}
5176 
5177 		if (IS_24XX(isp) && etype == RQSTYPE_RESPONSE) {
5178 			isp_get_24xx_response(isp, (isp24xx_statusreq_t *)hp, sp2);
5179 			scsi_status = sp2->req_scsi_status;
5180 			completion_status = sp2->req_completion_status;
5181 			req_status_flags = 0;
5182 			if ((scsi_status & 0xff) != 0)
5183 				req_state_flags = RQSF_GOT_STATUS;
5184 			else
5185 				req_state_flags = 0;
5186 			resid = sp2->req_resid;
5187 		} else if (etype == RQSTYPE_RESPONSE) {
5188 			isp_get_response(isp, (ispstatusreq_t *) hp, sp);
5189 			scsi_status = sp->req_scsi_status;
5190 			completion_status = sp->req_completion_status;
5191 			req_status_flags = sp->req_status_flags;
5192 			req_state_flags = sp->req_state_flags;
5193 			resid = sp->req_resid;
5194 		} else if (etype == RQSTYPE_RIO1) {
5195 			isp_rio1_t *rio = (isp_rio1_t *) qe;
5196 			isp_get_rio1(isp, (isp_rio1_t *) hp, rio);
5197 			for (i = 0; i < rio->req_header.rqs_seqno; i++) {
5198 				isp_fastpost_complete(isp, rio->req_handles[i]);
5199 			}
5200 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5201 			continue;
5202 		} else if (etype == RQSTYPE_RIO2) {
5203 			isp_prt(isp, ISP_LOGERR, "dropping RIO2 response");
5204 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5205 			continue;
5206 		} else if (etype == RQSTYPE_STATUS_CONT) {
5207 			ispstatus_cont_t *scp = (ispstatus_cont_t *)qe;
5208 			isp_get_cont_response(isp, (ispstatus_cont_t *)hp, scp);
5209 			if (cont > 0) {
5210 				i = min(cont, sizeof(scp->req_sense_data));
5211 				XS_SENSE_APPEND(cont_xs, scp->req_sense_data, i);
5212 				cont -= i;
5213 				if (cont == 0) {
5214 					isp_done(cont_xs);
5215 				} else {
5216 					isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN,
5217 					    "Expecting Status Continuations for %u bytes",
5218 					    cont);
5219 				}
5220 			} else {
5221 				isp_prt(isp, ISP_LOG_WARN1, "Ignored Continuation Response");
5222 			}
5223 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5224 			continue;
5225 		} else if (isp_handle_other_response(isp, etype, hp, &cptr)) {
5226 			/* More then one IOCB could be consumed. */
5227 			while (sptr != cptr) {
5228 				ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5229 				sptr = ISP_NXT_QENTRY(sptr, RESULT_QUEUE_LEN(isp));
5230 				hp = (isphdr_t *)ISP_QUEUE_ENTRY(isp->isp_result, sptr);
5231 			}
5232 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5233 			optr = ISP_NXT_QENTRY(cptr, RESULT_QUEUE_LEN(isp));
5234 			continue;
5235 		} else {
5236 			/* We don't know what was this -- log and skip. */
5237 			isp_prt(isp, ISP_LOGERR, notresp, etype, cptr, optr);
5238 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5239 			continue;
5240 		}
5241 
5242 		buddaboom = 0;
5243 		if (sp->req_header.rqs_flags & RQSFLAG_MASK) {
5244 			if (sp->req_header.rqs_flags & RQSFLAG_CONTINUATION) {
5245 				isp_print_qentry(isp, "unexpected continuation segment",
5246 				    cptr, hp);
5247 				continue;
5248 			}
5249 			if (sp->req_header.rqs_flags & RQSFLAG_FULL) {
5250 				isp_prt(isp, ISP_LOG_WARN1, "internal queues full");
5251 				/*
5252 				 * We'll synthesize a QUEUE FULL message below.
5253 				 */
5254 			}
5255 			if (sp->req_header.rqs_flags & RQSFLAG_BADHEADER) {
5256 				isp_print_qentry(isp, "bad header flag",
5257 				    cptr, hp);
5258 				buddaboom++;
5259 			}
5260 			if (sp->req_header.rqs_flags & RQSFLAG_BADPACKET) {
5261 				isp_print_qentry(isp, "bad request packet",
5262 				    cptr, hp);
5263 				buddaboom++;
5264 			}
5265 			if (sp->req_header.rqs_flags & RQSFLAG_BADCOUNT) {
5266 				isp_print_qentry(isp, "invalid entry count",
5267 				    cptr, hp);
5268 				buddaboom++;
5269 			}
5270 			if (sp->req_header.rqs_flags & RQSFLAG_BADORDER) {
5271 				isp_print_qentry(isp, "invalid IOCB ordering",
5272 				    cptr, hp);
5273 				continue;
5274 			}
5275 		}
5276 
5277 		xs = isp_find_xs(isp, sp->req_handle);
5278 		if (xs == NULL) {
5279 			uint8_t ts = completion_status & 0xff;
5280 			/*
5281 			 * Only whine if this isn't the expected fallout of
5282 			 * aborting the command or resetting the target.
5283 			 */
5284 			if (etype != RQSTYPE_RESPONSE) {
5285 				isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (type 0x%x)", sp->req_handle, etype);
5286 			} else if (ts != RQCS_ABORTED && ts != RQCS_RESET_OCCURRED) {
5287 				isp_prt(isp, ISP_LOGERR, "cannot find handle 0x%x (status 0x%x)", sp->req_handle, ts);
5288 			}
5289 			ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5290 			continue;
5291 		}
5292 		if (req_status_flags & RQSTF_BUS_RESET) {
5293 			isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx bus was reset",
5294 			    XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5295 			XS_SETERR(xs, HBA_BUSRESET);
5296 			ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
5297 		}
5298 		if (buddaboom) {
5299 			isp_prt(isp, ISP_LOG_WARN1, "%d.%d.%jx buddaboom",
5300 			    XS_CHANNEL(xs), XS_TGT(xs), (uintmax_t)XS_LUN(xs));
5301 			XS_SETERR(xs, HBA_BOTCH);
5302 		}
5303 
5304 		resp = snsp = NULL;
5305 		rlen = slen = totslen = 0;
5306 		if (IS_24XX(isp) && (scsi_status & (RQCS_RV|RQCS_SV)) != 0) {
5307 			resp = sp2->req_rsp_sense;
5308 			rlen = sp2->req_response_len;
5309 		} else if (IS_FC(isp) && (scsi_status & RQCS_RV) != 0) {
5310 			resp = sp->req_response;
5311 			rlen = sp->req_response_len;
5312 		}
5313 		if (IS_FC(isp) && (scsi_status & RQCS_SV) != 0) {
5314 			/*
5315 			 * Fibre Channel F/W doesn't say we got status
5316 			 * if there's Sense Data instead. I guess they
5317 			 * think it goes w/o saying.
5318 			 */
5319 			req_state_flags |= RQSF_GOT_STATUS|RQSF_GOT_SENSE;
5320 			if (IS_24XX(isp)) {
5321 				snsp = sp2->req_rsp_sense;
5322 				snsp += rlen;
5323 				totslen = sp2->req_sense_len;
5324 				slen = sizeof(sp2->req_rsp_sense) - rlen;
5325 			} else {
5326 				snsp = sp->req_sense_data;
5327 				totslen = sp->req_sense_len;
5328 				slen = sizeof(sp->req_sense_data);
5329 			}
5330 		} else if (IS_SCSI(isp) && (req_state_flags & RQSF_GOT_SENSE)) {
5331 			snsp = sp->req_sense_data;
5332 			totslen = sp->req_sense_len;
5333 			slen = sizeof (sp->req_sense_data);
5334 		}
5335 		if (slen > totslen)
5336 			slen = totslen;
5337 		if (req_state_flags & RQSF_GOT_STATUS)
5338 			*XS_STSP(xs) = scsi_status & 0xff;
5339 
5340 		if (rlen >= 4 && resp[FCP_RSPNS_CODE_OFFSET] != 0) {
5341 			const char *ptr;
5342 			char lb[64];
5343 			const char *rnames[10] = {
5344 			    "Task Management function complete",
5345 			    "FCP_DATA length different than FCP_BURST_LEN",
5346 			    "FCP_CMND fields invalid",
5347 			    "FCP_DATA parameter mismatch with FCP_DATA_RO",
5348 			    "Task Management function rejected",
5349 			    "Task Management function failed",
5350 			    NULL,
5351 			    NULL,
5352 			    "Task Management function succeeded",
5353 			    "Task Management function incorrect logical unit number",
5354 			};
5355 			uint8_t code = resp[FCP_RSPNS_CODE_OFFSET];
5356 			if (code >= 10 || rnames[code] == NULL) {
5357 				ISP_SNPRINTF(lb, sizeof(lb),
5358 				    "Unknown FCP Response Code 0x%x", code);
5359 				ptr = lb;
5360 			} else {
5361 				ptr = rnames[code];
5362 			}
5363 			isp_xs_prt(isp, xs, ISP_LOGWARN,
5364 			    "FCP RESPONSE, LENGTH %u: %s CDB0=0x%02x",
5365 			    rlen, ptr, XS_CDBP(xs)[0] & 0xff);
5366 			if (code != 0 && code != 8)
5367 				XS_SETERR(xs, HBA_BOTCH);
5368 		}
5369 		if (IS_24XX(isp))
5370 			isp_parse_status_24xx(isp, sp2, xs, &resid);
5371 		else
5372 			isp_parse_status(isp, sp, xs, &resid);
5373 		if ((XS_NOERR(xs) || XS_ERR(xs) == HBA_NOERROR) &&
5374 		    (*XS_STSP(xs) == SCSI_BUSY))
5375 			XS_SETERR(xs, HBA_TGTBSY);
5376 		if (IS_SCSI(isp)) {
5377 			XS_SET_RESID(xs, resid);
5378 			/*
5379 			 * A new synchronous rate was negotiated for
5380 			 * this target. Mark state such that we'll go
5381 			 * look up that which has changed later.
5382 			 */
5383 			if (req_status_flags & RQSTF_NEGOTIATION) {
5384 				int t = XS_TGT(xs);
5385 				sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
5386 				sdp->isp_devparam[t].dev_refresh = 1;
5387 				sdp->update = 1;
5388 			}
5389 		} else {
5390 			if (req_status_flags & RQSF_XFER_COMPLETE) {
5391 				XS_SET_RESID(xs, 0);
5392 			} else if (scsi_status & RQCS_RESID) {
5393 				XS_SET_RESID(xs, resid);
5394 			} else {
5395 				XS_SET_RESID(xs, 0);
5396 			}
5397 		}
5398 		if (slen > 0) {
5399 			XS_SAVE_SENSE(xs, snsp, slen);
5400 			if (totslen > slen) {
5401 				cont = totslen - slen;
5402 				cont_xs = xs;
5403 				isp_prt(isp, ISP_LOGDEBUG0|ISP_LOG_CWARN,
5404 				    "Expecting Status Continuations for %u bytes",
5405 				    cont);
5406 			}
5407 		}
5408 		isp_prt(isp, ISP_LOGDEBUG2, "asked for %lu got raw resid %lu settled for %lu",
5409 		    (u_long)XS_XFRLEN(xs), (u_long)resid, (u_long)XS_GET_RESID(xs));
5410 
5411 		if (XS_XFRLEN(xs))
5412 			ISP_DMAFREE(isp, xs, sp->req_handle);
5413 		isp_destroy_handle(isp, sp->req_handle);
5414 
5415 		ISP_MEMZERO(hp, QENTRY_LEN);	/* PERF */
5416 
5417 		/* Complete command if we expect no Status Continuations. */
5418 		if (cont == 0)
5419 			isp_done(xs);
5420 	}
5421 
5422 	/* We haven't received all Status Continuations, but that is it. */
5423 	if (cont > 0)
5424 		isp_done(cont_xs);
5425 
5426 	/* If we processed any IOCBs, let ISP know about it. */
5427 	if (optr != isp->isp_resodx) {
5428 		ISP_WRITE(isp, isp->isp_respoutrp, optr);
5429 		isp->isp_resodx = optr;
5430 	}
5431 }
5432 
5433 /*
5434  * Parse an ASYNC mailbox complete
5435  */
5436 static void
5437 isp_parse_async(ispsoftc_t *isp, uint16_t mbox)
5438 {
5439 	uint32_t h1 = 0, h2 = 0;
5440 	uint16_t chan = 0;
5441 
5442 	/*
5443 	 * Pick up the channel, but not if this is a ASYNC_RIO32_2,
5444 	 * where Mailboxes 6/7 have the second handle.
5445 	 */
5446 	if (mbox != ASYNC_RIO32_2) {
5447 		if (IS_DUALBUS(isp)) {
5448 			chan = ISP_READ(isp, OUTMAILBOX6);
5449 		}
5450 	}
5451 	isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5452 
5453 	switch (mbox) {
5454 	case ASYNC_BUS_RESET:
5455 		ISP_SET_SENDMARKER(isp, chan, 1);
5456 #ifdef	ISP_TARGET_MODE
5457 		isp_target_async(isp, chan, mbox);
5458 #endif
5459 		isp_async(isp, ISPASYNC_BUS_RESET, chan);
5460 		break;
5461 	case ASYNC_SYSTEM_ERROR:
5462 		isp->isp_state = ISP_CRASHED;
5463 		/*
5464 		 * Were we waiting for a mailbox command to complete?
5465 		 * If so, it's dead, so wake up the waiter.
5466 		 */
5467 		if (isp->isp_mboxbsy) {
5468 			isp->isp_obits = 1;
5469 			isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5470 			MBOX_NOTIFY_COMPLETE(isp);
5471 		}
5472 		/*
5473 		 * It's up to the handler for isp_async to reinit stuff and
5474 		 * restart the firmware
5475 		 */
5476 		isp_async(isp, ISPASYNC_FW_CRASH);
5477 		break;
5478 
5479 	case ASYNC_RQS_XFER_ERR:
5480 		isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5481 		break;
5482 
5483 	case ASYNC_RSP_XFER_ERR:
5484 		isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5485 		break;
5486 
5487 	case ASYNC_QWAKEUP:
5488 		/*
5489 		 * We've just been notified that the Queue has woken up.
5490 		 * We don't need to be chatty about this- just unlatch things
5491 		 * and move on.
5492 		 */
5493 		mbox = ISP_READ(isp, isp->isp_rqstoutrp);
5494 		break;
5495 
5496 	case ASYNC_TIMEOUT_RESET:
5497 		isp_prt(isp, ISP_LOGWARN, "timeout initiated SCSI bus reset of chan %d", chan);
5498 		ISP_SET_SENDMARKER(isp, chan, 1);
5499 #ifdef	ISP_TARGET_MODE
5500 		isp_target_async(isp, chan, mbox);
5501 #endif
5502 		break;
5503 
5504 	case ASYNC_DEVICE_RESET:
5505 		isp_prt(isp, ISP_LOGINFO, "device reset on chan %d", chan);
5506 		ISP_SET_SENDMARKER(isp, chan, 1);
5507 #ifdef	ISP_TARGET_MODE
5508 		isp_target_async(isp, chan, mbox);
5509 #endif
5510 		break;
5511 
5512 	case ASYNC_EXTMSG_UNDERRUN:
5513 		isp_prt(isp, ISP_LOGWARN, "extended message underrun");
5514 		break;
5515 
5516 	case ASYNC_SCAM_INT:
5517 		isp_prt(isp, ISP_LOGINFO, "SCAM interrupt");
5518 		break;
5519 
5520 	case ASYNC_HUNG_SCSI:
5521 		isp_prt(isp, ISP_LOGERR, "stalled SCSI Bus after DATA Overrun");
5522 		/* XXX: Need to issue SCSI reset at this point */
5523 		break;
5524 
5525 	case ASYNC_KILLED_BUS:
5526 		isp_prt(isp, ISP_LOGERR, "SCSI Bus reset after DATA Overrun");
5527 		break;
5528 
5529 	case ASYNC_BUS_TRANSIT:
5530 		mbox = ISP_READ(isp, OUTMAILBOX2);
5531 		switch (mbox & SXP_PINS_MODE_MASK) {
5532 		case SXP_PINS_LVD_MODE:
5533 			isp_prt(isp, ISP_LOGINFO, "Transition to LVD mode");
5534 			SDPARAM(isp, chan)->isp_diffmode = 0;
5535 			SDPARAM(isp, chan)->isp_ultramode = 0;
5536 			SDPARAM(isp, chan)->isp_lvdmode = 1;
5537 			break;
5538 		case SXP_PINS_HVD_MODE:
5539 			isp_prt(isp, ISP_LOGINFO,
5540 			    "Transition to Differential mode");
5541 			SDPARAM(isp, chan)->isp_diffmode = 1;
5542 			SDPARAM(isp, chan)->isp_ultramode = 0;
5543 			SDPARAM(isp, chan)->isp_lvdmode = 0;
5544 			break;
5545 		case SXP_PINS_SE_MODE:
5546 			isp_prt(isp, ISP_LOGINFO,
5547 			    "Transition to Single Ended mode");
5548 			SDPARAM(isp, chan)->isp_diffmode = 0;
5549 			SDPARAM(isp, chan)->isp_ultramode = 1;
5550 			SDPARAM(isp, chan)->isp_lvdmode = 0;
5551 			break;
5552 		default:
5553 			isp_prt(isp, ISP_LOGWARN,
5554 			    "Transition to Unknown Mode 0x%x", mbox);
5555 			break;
5556 		}
5557 		/*
5558 		 * XXX: Set up to renegotiate again!
5559 		 */
5560 		/* Can only be for a 1080... */
5561 		ISP_SET_SENDMARKER(isp, chan, 1);
5562 		break;
5563 
5564 	case ASYNC_CMD_CMPLT:
5565 	case ASYNC_RIO32_1:
5566 		if (!IS_ULTRA3(isp)) {
5567 			isp_prt(isp, ISP_LOGERR, "unexpected fast posting completion");
5568 			break;
5569 		}
5570 		/* FALLTHROUGH */
5571 		h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5572 		break;
5573 
5574 	case ASYNC_RIO32_2:
5575 		h1 = (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1);
5576 		h2 = (ISP_READ(isp, OUTMAILBOX7) << 16) | ISP_READ(isp, OUTMAILBOX6);
5577 		break;
5578 
5579 	case ASYNC_RIO16_5:
5580 	case ASYNC_RIO16_4:
5581 	case ASYNC_RIO16_3:
5582 	case ASYNC_RIO16_2:
5583 	case ASYNC_RIO16_1:
5584 		isp_prt(isp, ISP_LOGERR, "unexpected 16 bit RIO handle");
5585 		break;
5586 	default:
5587 		isp_prt(isp, ISP_LOGWARN, "%s: unhandled async code 0x%x", __func__, mbox);
5588 		break;
5589 	}
5590 
5591 	if (h1 || h2) {
5592 		isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h1);
5593 		isp_fastpost_complete(isp, h1);
5594 		if (h2) {
5595 			isp_prt(isp, ISP_LOGDEBUG3, "fast post/rio completion of 0x%08x", h2);
5596 			isp_fastpost_complete(isp, h2);
5597 		}
5598 	}
5599 }
5600 
5601 static void
5602 isp_parse_async_fc(ispsoftc_t *isp, uint16_t mbox)
5603 {
5604 	fcparam *fcp;
5605 	uint16_t chan;
5606 
5607 	if (IS_DUALBUS(isp)) {
5608 		chan = ISP_READ(isp, OUTMAILBOX6);
5609 	} else {
5610 		chan = 0;
5611 	}
5612 	isp_prt(isp, ISP_LOGDEBUG2, "Async Mbox 0x%x", mbox);
5613 
5614 	switch (mbox) {
5615 	case ASYNC_SYSTEM_ERROR:
5616 		isp->isp_state = ISP_CRASHED;
5617 		FCPARAM(isp, chan)->isp_loopstate = LOOP_NIL;
5618 		isp_change_fw_state(isp, chan, FW_CONFIG_WAIT);
5619 		/*
5620 		 * Were we waiting for a mailbox command to complete?
5621 		 * If so, it's dead, so wake up the waiter.
5622 		 */
5623 		if (isp->isp_mboxbsy) {
5624 			isp->isp_obits = 1;
5625 			isp->isp_mboxtmp[0] = MBOX_HOST_INTERFACE_ERROR;
5626 			MBOX_NOTIFY_COMPLETE(isp);
5627 		}
5628 		/*
5629 		 * It's up to the handler for isp_async to reinit stuff and
5630 		 * restart the firmware
5631 		 */
5632 		isp_async(isp, ISPASYNC_FW_CRASH);
5633 		break;
5634 
5635 	case ASYNC_RQS_XFER_ERR:
5636 		isp_prt(isp, ISP_LOGERR, "Request Queue Transfer Error");
5637 		break;
5638 
5639 	case ASYNC_RSP_XFER_ERR:
5640 		isp_prt(isp, ISP_LOGERR, "Response Queue Transfer Error");
5641 		break;
5642 
5643 	case ASYNC_QWAKEUP:
5644 #ifdef	ISP_TARGET_MODE
5645 		if (IS_24XX(isp)) {
5646 			isp_prt(isp, ISP_LOGERR, "ATIO Queue Transfer Error");
5647 			break;
5648 		}
5649 #endif
5650 		isp_prt(isp, ISP_LOGERR, "%s: unexpected ASYNC_QWAKEUP code", __func__);
5651 		break;
5652 
5653 	case ASYNC_CMD_CMPLT:
5654 		isp_fastpost_complete(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) | ISP_READ(isp, OUTMAILBOX1));
5655 		break;
5656 
5657 	case ASYNC_RIOZIO_STALL:
5658 		isp_intr_respq(isp);
5659 		break;
5660 
5661 	case ASYNC_CTIO_DONE:
5662 #ifdef	ISP_TARGET_MODE
5663 		isp_target_async(isp, (ISP_READ(isp, OUTMAILBOX2) << 16) |
5664 		    ISP_READ(isp, OUTMAILBOX1), mbox);
5665 #else
5666 		isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC CTIO done");
5667 #endif
5668 		break;
5669 	case ASYNC_LIP_ERROR:
5670 	case ASYNC_LIP_NOS_OLS_RECV:
5671 	case ASYNC_LIP_OCCURRED:
5672 	case ASYNC_PTPMODE:
5673 		/*
5674 		 * These are broadcast events that have to be sent across
5675 		 * all active channels.
5676 		 */
5677 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5678 			fcp = FCPARAM(isp, chan);
5679 			int topo = fcp->isp_topo;
5680 
5681 			if (fcp->role == ISP_ROLE_NONE)
5682 				continue;
5683 			if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5684 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5685 			ISP_SET_SENDMARKER(isp, chan, 1);
5686 			isp_async(isp, ISPASYNC_LIP, chan);
5687 #ifdef	ISP_TARGET_MODE
5688 			isp_target_async(isp, chan, mbox);
5689 #endif
5690 			/*
5691 			 * We've had problems with data corruption occurring on
5692 			 * commands that complete (with no apparent error) after
5693 			 * we receive a LIP. This has been observed mostly on
5694 			 * Local Loop topologies. To be safe, let's just mark
5695 			 * all active initiator commands as dead.
5696 			 */
5697 			if (topo == TOPO_NL_PORT || topo == TOPO_FL_PORT) {
5698 				int i, j;
5699 				for (i = j = 0; i < isp->isp_maxcmds; i++) {
5700 					XS_T *xs;
5701 					isp_hdl_t *hdp;
5702 
5703 					hdp = &isp->isp_xflist[i];
5704 					if (ISP_H2HT(hdp->handle) != ISP_HANDLE_INITIATOR) {
5705 						continue;
5706 					}
5707 					xs = hdp->cmd;
5708 					if (XS_CHANNEL(xs) != chan) {
5709 						continue;
5710 					}
5711 					j++;
5712 					isp_prt(isp, ISP_LOG_WARN1,
5713 					    "%d.%d.%jx bus reset set at %s:%u",
5714 					    XS_CHANNEL(xs), XS_TGT(xs),
5715 					    (uintmax_t)XS_LUN(xs),
5716 					    __func__, __LINE__);
5717 					XS_SETERR(xs, HBA_BUSRESET);
5718 				}
5719 				if (j) {
5720 					isp_prt(isp, ISP_LOGERR, lipd, chan, j);
5721 				}
5722 			}
5723 		}
5724 		break;
5725 
5726 	case ASYNC_LOOP_UP:
5727 		/*
5728 		 * This is a broadcast event that has to be sent across
5729 		 * all active channels.
5730 		 */
5731 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5732 			fcp = FCPARAM(isp, chan);
5733 			if (fcp->role == ISP_ROLE_NONE)
5734 				continue;
5735 			fcp->isp_linkstate = 1;
5736 			if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5737 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5738 			ISP_SET_SENDMARKER(isp, chan, 1);
5739 			isp_async(isp, ISPASYNC_LOOP_UP, chan);
5740 #ifdef	ISP_TARGET_MODE
5741 			isp_target_async(isp, chan, mbox);
5742 #endif
5743 		}
5744 		break;
5745 
5746 	case ASYNC_LOOP_DOWN:
5747 		/*
5748 		 * This is a broadcast event that has to be sent across
5749 		 * all active channels.
5750 		 */
5751 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5752 			fcp = FCPARAM(isp, chan);
5753 			if (fcp->role == ISP_ROLE_NONE)
5754 				continue;
5755 			ISP_SET_SENDMARKER(isp, chan, 1);
5756 			fcp->isp_linkstate = 0;
5757 			fcp->isp_loopstate = LOOP_NIL;
5758 			isp_async(isp, ISPASYNC_LOOP_DOWN, chan);
5759 #ifdef	ISP_TARGET_MODE
5760 			isp_target_async(isp, chan, mbox);
5761 #endif
5762 		}
5763 		break;
5764 
5765 	case ASYNC_LOOP_RESET:
5766 		/*
5767 		 * This is a broadcast event that has to be sent across
5768 		 * all active channels.
5769 		 */
5770 		for (chan = 0; chan < isp->isp_nchan; chan++) {
5771 			fcp = FCPARAM(isp, chan);
5772 			if (fcp->role == ISP_ROLE_NONE)
5773 				continue;
5774 			ISP_SET_SENDMARKER(isp, chan, 1);
5775 			if (fcp->isp_loopstate > LOOP_HAVE_LINK)
5776 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5777 			isp_async(isp, ISPASYNC_LOOP_RESET, chan);
5778 #ifdef	ISP_TARGET_MODE
5779 			isp_target_async(isp, chan, mbox);
5780 #endif
5781 		}
5782 		break;
5783 
5784 	case ASYNC_PDB_CHANGED:
5785 	{
5786 		int echan, nphdl, nlstate, reason;
5787 
5788 		if (IS_23XX(isp) || IS_24XX(isp)) {
5789 			nphdl = ISP_READ(isp, OUTMAILBOX1);
5790 			nlstate = ISP_READ(isp, OUTMAILBOX2);
5791 		} else {
5792 			nphdl = nlstate = 0xffff;
5793 		}
5794 		if (IS_24XX(isp))
5795 			reason = ISP_READ(isp, OUTMAILBOX3) >> 8;
5796 		else
5797 			reason = 0xff;
5798 		if (ISP_CAP_MULTI_ID(isp)) {
5799 			chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5800 			if (chan == 0xff || nphdl == NIL_HANDLE) {
5801 				chan = 0;
5802 				echan = isp->isp_nchan - 1;
5803 			} else if (chan >= isp->isp_nchan) {
5804 				break;
5805 			} else {
5806 				echan = chan;
5807 			}
5808 		} else {
5809 			chan = echan = 0;
5810 		}
5811 		for (; chan <= echan; chan++) {
5812 			fcp = FCPARAM(isp, chan);
5813 			if (fcp->role == ISP_ROLE_NONE)
5814 				continue;
5815 			if (fcp->isp_loopstate > LOOP_LTEST_DONE) {
5816 				if (nphdl != NIL_HANDLE &&
5817 				    nphdl == fcp->isp_login_hdl &&
5818 				    reason == PDB24XX_AE_OPN_2)
5819 					continue;
5820 				fcp->isp_loopstate = LOOP_LTEST_DONE;
5821 			} else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5822 				fcp->isp_loopstate = LOOP_HAVE_LINK;
5823 			isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
5824 			    ISPASYNC_CHANGE_PDB, nphdl, nlstate, reason);
5825 		}
5826 		break;
5827 	}
5828 	case ASYNC_CHANGE_NOTIFY:
5829 	{
5830 		int portid;
5831 
5832 		portid = ((ISP_READ(isp, OUTMAILBOX1) & 0xff) << 16) |
5833 		    ISP_READ(isp, OUTMAILBOX2);
5834 		if (ISP_CAP_MULTI_ID(isp)) {
5835 			chan = ISP_READ(isp, OUTMAILBOX3) & 0xff;
5836 			if (chan >= isp->isp_nchan)
5837 				break;
5838 		} else {
5839 			chan = 0;
5840 		}
5841 		fcp = FCPARAM(isp, chan);
5842 		if (fcp->role == ISP_ROLE_NONE)
5843 			break;
5844 		if (fcp->isp_loopstate > LOOP_LTEST_DONE)
5845 			fcp->isp_loopstate = LOOP_LTEST_DONE;
5846 		else if (fcp->isp_loopstate < LOOP_HAVE_LINK)
5847 			fcp->isp_loopstate = LOOP_HAVE_LINK;
5848 		isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan,
5849 		    ISPASYNC_CHANGE_SNS, portid);
5850 		break;
5851 	}
5852 	case ASYNC_ERR_LOGGING_DISABLED:
5853 		isp_prt(isp, ISP_LOGWARN, "Error logging disabled (reason 0x%x)",
5854 		    ISP_READ(isp, OUTMAILBOX1));
5855 		break;
5856 	case ASYNC_CONNMODE:
5857 		/*
5858 		 * This only applies to 2100 amd 2200 cards
5859 		 */
5860 		if (!IS_2200(isp) && !IS_2100(isp)) {
5861 			isp_prt(isp, ISP_LOGWARN, "bad card for ASYNC_CONNMODE event");
5862 			break;
5863 		}
5864 		chan = 0;
5865 		mbox = ISP_READ(isp, OUTMAILBOX1);
5866 		switch (mbox) {
5867 		case ISP_CONN_LOOP:
5868 			isp_prt(isp, ISP_LOGINFO,
5869 			    "Point-to-Point -> Loop mode");
5870 			break;
5871 		case ISP_CONN_PTP:
5872 			isp_prt(isp, ISP_LOGINFO,
5873 			    "Loop -> Point-to-Point mode");
5874 			break;
5875 		case ISP_CONN_BADLIP:
5876 			isp_prt(isp, ISP_LOGWARN,
5877 			    "Point-to-Point -> Loop mode (BAD LIP)");
5878 			break;
5879 		case ISP_CONN_FATAL:
5880 			isp->isp_state = ISP_CRASHED;
5881 			isp_prt(isp, ISP_LOGERR, "FATAL CONNECTION ERROR");
5882 			isp_async(isp, ISPASYNC_FW_CRASH);
5883 			return;
5884 		case ISP_CONN_LOOPBACK:
5885 			isp_prt(isp, ISP_LOGWARN,
5886 			    "Looped Back in Point-to-Point mode");
5887 			break;
5888 		default:
5889 			isp_prt(isp, ISP_LOGWARN,
5890 			    "Unknown connection mode (0x%x)", mbox);
5891 			break;
5892 		}
5893 		ISP_SET_SENDMARKER(isp, chan, 1);
5894 		FCPARAM(isp, chan)->isp_loopstate = LOOP_HAVE_LINK;
5895 		isp_async(isp, ISPASYNC_CHANGE_NOTIFY, chan, ISPASYNC_CHANGE_OTHER);
5896 		break;
5897 	case ASYNC_P2P_INIT_ERR:
5898 		isp_prt(isp, ISP_LOGWARN, "P2P init error (reason 0x%x)",
5899 		    ISP_READ(isp, OUTMAILBOX1));
5900 		break;
5901 	case ASYNC_RCV_ERR:
5902 		if (IS_24XX(isp)) {
5903 			isp_prt(isp, ISP_LOGWARN, "Receive Error");
5904 		} else {
5905 			isp_prt(isp, ISP_LOGWARN, "unexpected ASYNC_RCV_ERR");
5906 		}
5907 		break;
5908 	case ASYNC_RJT_SENT:	/* same as ASYNC_QFULL_SENT */
5909 		if (IS_24XX(isp)) {
5910 			isp_prt(isp, ISP_LOGTDEBUG0, "LS_RJT sent");
5911 			break;
5912 		} else {
5913 			isp_prt(isp, ISP_LOGTDEBUG0, "QFULL sent");
5914 			break;
5915 		}
5916 	case ASYNC_FW_RESTART_COMPLETE:
5917 		isp_prt(isp, ISP_LOGDEBUG0, "FW restart complete");
5918 		break;
5919 	case ASYNC_TEMPERATURE_ALERT:
5920 		isp_prt(isp, ISP_LOGERR, "Temperature alert (subcode 0x%x)",
5921 		    ISP_READ(isp, OUTMAILBOX1));
5922 		break;
5923 	case ASYNC_TRANSCEIVER_INSERTION:
5924 		isp_prt(isp, ISP_LOGDEBUG0, "Transceiver insertion (0x%x)",
5925 		    ISP_READ(isp, OUTMAILBOX1));
5926 		break;
5927 	case ASYNC_TRANSCEIVER_REMOVAL:
5928 		isp_prt(isp, ISP_LOGDEBUG0, "Transceiver removal");
5929 		break;
5930 	case ASYNC_AUTOLOAD_FW_COMPLETE:
5931 		isp_prt(isp, ISP_LOGDEBUG0, "Autoload FW init complete");
5932 		break;
5933 	case ASYNC_AUTOLOAD_FW_FAILURE:
5934 		isp_prt(isp, ISP_LOGERR, "Autoload FW init failure");
5935 		break;
5936 	default:
5937 		isp_prt(isp, ISP_LOGWARN, "Unknown Async Code 0x%x", mbox);
5938 		break;
5939 	}
5940 }
5941 
5942 /*
5943  * Handle other response entries. A pointer to the request queue output
5944  * index is here in case we want to eat several entries at once, although
5945  * this is not used currently.
5946  */
5947 
5948 static int
5949 isp_handle_other_response(ispsoftc_t *isp, int type, isphdr_t *hp, uint32_t *optrp)
5950 {
5951 	isp_ridacq_t rid;
5952 	int chan, c;
5953 	uint32_t hdl, portid;
5954 	void *ptr;
5955 
5956 	switch (type) {
5957 	case RQSTYPE_MARKER:
5958 		isp_prt(isp, ISP_LOG_WARN1, "Marker Response");
5959 		return (1);
5960 	case RQSTYPE_RPT_ID_ACQ:
5961 		isp_get_ridacq(isp, (isp_ridacq_t *)hp, &rid);
5962 		portid = (uint32_t)rid.ridacq_vp_port_hi << 16 |
5963 		    rid.ridacq_vp_port_lo;
5964 		if (rid.ridacq_format == 0) {
5965 			for (chan = 0; chan < isp->isp_nchan; chan++) {
5966 				fcparam *fcp = FCPARAM(isp, chan);
5967 				if (fcp->role == ISP_ROLE_NONE)
5968 					continue;
5969 				c = (chan == 0) ? 127 : (chan - 1);
5970 				if (rid.ridacq_map[c / 16] & (1 << (c % 16)) ||
5971 				    chan == 0) {
5972 					fcp->isp_loopstate = LOOP_HAVE_LINK;
5973 					isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
5974 					    chan, ISPASYNC_CHANGE_OTHER);
5975 				} else {
5976 					fcp->isp_loopstate = LOOP_NIL;
5977 					isp_async(isp, ISPASYNC_LOOP_DOWN,
5978 					    chan);
5979 				}
5980 			}
5981 		} else {
5982 			fcparam *fcp = FCPARAM(isp, rid.ridacq_vp_index);
5983 			if (rid.ridacq_vp_status == RIDACQ_STS_COMPLETE ||
5984 			    rid.ridacq_vp_status == RIDACQ_STS_CHANGED) {
5985 				fcp->isp_topo = (rid.ridacq_map[0] >> 9) & 0x7;
5986 				fcp->isp_portid = portid;
5987 				fcp->isp_loopstate = LOOP_HAVE_ADDR;
5988 				isp_async(isp, ISPASYNC_CHANGE_NOTIFY,
5989 				    rid.ridacq_vp_index, ISPASYNC_CHANGE_OTHER);
5990 			} else {
5991 				fcp->isp_loopstate = LOOP_NIL;
5992 				isp_async(isp, ISPASYNC_LOOP_DOWN,
5993 				    rid.ridacq_vp_index);
5994 			}
5995 		}
5996 		return (1);
5997 	case RQSTYPE_CT_PASSTHRU:
5998 	case RQSTYPE_VP_MODIFY:
5999 	case RQSTYPE_VP_CTRL:
6000 	case RQSTYPE_LOGIN:
6001 		ISP_IOXGET_32(isp, (uint32_t *)(hp + 1), hdl);
6002 		ptr = isp_find_xs(isp, hdl);
6003 		if (ptr != NULL) {
6004 			isp_destroy_handle(isp, hdl);
6005 			memcpy(ptr, hp, QENTRY_LEN);
6006 			wakeup(ptr);
6007 		}
6008 		return (1);
6009 	case RQSTYPE_ATIO:
6010 	case RQSTYPE_CTIO:
6011 	case RQSTYPE_NOTIFY:
6012 	case RQSTYPE_NOTIFY_ACK:
6013 	case RQSTYPE_CTIO1:
6014 	case RQSTYPE_ATIO2:
6015 	case RQSTYPE_CTIO2:
6016 	case RQSTYPE_CTIO3:
6017 	case RQSTYPE_CTIO7:
6018 	case RQSTYPE_ABTS_RCVD:
6019 	case RQSTYPE_ABTS_RSP:
6020 #ifdef	ISP_TARGET_MODE
6021 		return (isp_target_notify(isp, (ispstatusreq_t *) hp, optrp));
6022 #endif
6023 		/* FALLTHROUGH */
6024 	case RQSTYPE_REQUEST:
6025 	default:
6026 		return (0);
6027 	}
6028 }
6029 
6030 static void
6031 isp_parse_status(ispsoftc_t *isp, ispstatusreq_t *sp, XS_T *xs, uint32_t *rp)
6032 {
6033 	switch (sp->req_completion_status & 0xff) {
6034 	case RQCS_COMPLETE:
6035 		if (XS_NOERR(xs)) {
6036 			XS_SETERR(xs, HBA_NOERROR);
6037 		}
6038 		return;
6039 
6040 	case RQCS_INCOMPLETE:
6041 		if ((sp->req_state_flags & RQSF_GOT_TARGET) == 0) {
6042 			isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Selection Timeout @ %s:%d", __func__, __LINE__);
6043 			if (XS_NOERR(xs)) {
6044 				XS_SETERR(xs, HBA_SELTIMEOUT);
6045 				*rp = XS_XFRLEN(xs);
6046 			}
6047 			return;
6048 		}
6049 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Incomplete, state 0x%x", sp->req_state_flags);
6050 		break;
6051 
6052 	case RQCS_DMA_ERROR:
6053 		isp_xs_prt(isp, xs, ISP_LOGERR, "DMA Error");
6054 		*rp = XS_XFRLEN(xs);
6055 		break;
6056 
6057 	case RQCS_TRANSPORT_ERROR:
6058 	{
6059 		char buf[172];
6060 		ISP_SNPRINTF(buf, sizeof (buf), "states=>");
6061 		if (sp->req_state_flags & RQSF_GOT_BUS) {
6062 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_BUS", buf);
6063 		}
6064 		if (sp->req_state_flags & RQSF_GOT_TARGET) {
6065 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_TGT", buf);
6066 		}
6067 		if (sp->req_state_flags & RQSF_SENT_CDB) {
6068 			ISP_SNPRINTF(buf, sizeof (buf), "%s SENT_CDB", buf);
6069 		}
6070 		if (sp->req_state_flags & RQSF_XFRD_DATA) {
6071 			ISP_SNPRINTF(buf, sizeof (buf), "%s XFRD_DATA", buf);
6072 		}
6073 		if (sp->req_state_flags & RQSF_GOT_STATUS) {
6074 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_STS", buf);
6075 		}
6076 		if (sp->req_state_flags & RQSF_GOT_SENSE) {
6077 			ISP_SNPRINTF(buf, sizeof (buf), "%s GOT_SNS", buf);
6078 		}
6079 		if (sp->req_state_flags & RQSF_XFER_COMPLETE) {
6080 			ISP_SNPRINTF(buf, sizeof (buf), "%s XFR_CMPLT", buf);
6081 		}
6082 		ISP_SNPRINTF(buf, sizeof (buf), "%s\nstatus=>", buf);
6083 		if (sp->req_status_flags & RQSTF_DISCONNECT) {
6084 			ISP_SNPRINTF(buf, sizeof (buf), "%s Disconnect", buf);
6085 		}
6086 		if (sp->req_status_flags & RQSTF_SYNCHRONOUS) {
6087 			ISP_SNPRINTF(buf, sizeof (buf), "%s Sync_xfr", buf);
6088 		}
6089 		if (sp->req_status_flags & RQSTF_PARITY_ERROR) {
6090 			ISP_SNPRINTF(buf, sizeof (buf), "%s Parity", buf);
6091 		}
6092 		if (sp->req_status_flags & RQSTF_BUS_RESET) {
6093 			ISP_SNPRINTF(buf, sizeof (buf), "%s Bus_Reset", buf);
6094 		}
6095 		if (sp->req_status_flags & RQSTF_DEVICE_RESET) {
6096 			ISP_SNPRINTF(buf, sizeof (buf), "%s Device_Reset", buf);
6097 		}
6098 		if (sp->req_status_flags & RQSTF_ABORTED) {
6099 			ISP_SNPRINTF(buf, sizeof (buf), "%s Aborted", buf);
6100 		}
6101 		if (sp->req_status_flags & RQSTF_TIMEOUT) {
6102 			ISP_SNPRINTF(buf, sizeof (buf), "%s Timeout", buf);
6103 		}
6104 		if (sp->req_status_flags & RQSTF_NEGOTIATION) {
6105 			ISP_SNPRINTF(buf, sizeof (buf), "%s Negotiation", buf);
6106 		}
6107 		isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error: %s", buf);
6108 		*rp = XS_XFRLEN(xs);
6109 		break;
6110 	}
6111 	case RQCS_RESET_OCCURRED:
6112 	{
6113 		int chan;
6114 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Bus Reset destroyed command");
6115 		for (chan = 0; chan < isp->isp_nchan; chan++) {
6116 			FCPARAM(isp, chan)->sendmarker = 1;
6117 		}
6118 		if (XS_NOERR(xs)) {
6119 			XS_SETERR(xs, HBA_BUSRESET);
6120 		}
6121 		*rp = XS_XFRLEN(xs);
6122 		return;
6123 	}
6124 	case RQCS_ABORTED:
6125 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6126 		ISP_SET_SENDMARKER(isp, XS_CHANNEL(xs), 1);
6127 		if (XS_NOERR(xs)) {
6128 			XS_SETERR(xs, HBA_ABORTED);
6129 		}
6130 		return;
6131 
6132 	case RQCS_TIMEOUT:
6133 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Command timed out");
6134 		/*
6135 	 	 * XXX: Check to see if we logged out of the device.
6136 		 */
6137 		if (XS_NOERR(xs)) {
6138 			XS_SETERR(xs, HBA_CMDTIMEOUT);
6139 		}
6140 		return;
6141 
6142 	case RQCS_DATA_OVERRUN:
6143 		XS_SET_RESID(xs, sp->req_resid);
6144 		isp_xs_prt(isp, xs, ISP_LOGERR, "data overrun (%ld)", (long) XS_GET_RESID(xs));
6145 		if (XS_NOERR(xs)) {
6146 			XS_SETERR(xs, HBA_DATAOVR);
6147 		}
6148 		return;
6149 
6150 	case RQCS_COMMAND_OVERRUN:
6151 		isp_xs_prt(isp, xs, ISP_LOGERR, "command overrun");
6152 		break;
6153 
6154 	case RQCS_STATUS_OVERRUN:
6155 		isp_xs_prt(isp, xs, ISP_LOGERR, "status overrun");
6156 		break;
6157 
6158 	case RQCS_BAD_MESSAGE:
6159 		isp_xs_prt(isp, xs, ISP_LOGERR, "msg not COMMAND COMPLETE after status");
6160 		break;
6161 
6162 	case RQCS_NO_MESSAGE_OUT:
6163 		isp_xs_prt(isp, xs, ISP_LOGERR, "No MESSAGE OUT phase after selection");
6164 		break;
6165 
6166 	case RQCS_EXT_ID_FAILED:
6167 		isp_xs_prt(isp, xs, ISP_LOGERR, "EXTENDED IDENTIFY failed");
6168 		break;
6169 
6170 	case RQCS_IDE_MSG_FAILED:
6171 		isp_xs_prt(isp, xs, ISP_LOGERR, "INITIATOR DETECTED ERROR rejected");
6172 		break;
6173 
6174 	case RQCS_ABORT_MSG_FAILED:
6175 		isp_xs_prt(isp, xs, ISP_LOGERR, "ABORT OPERATION rejected");
6176 		break;
6177 
6178 	case RQCS_REJECT_MSG_FAILED:
6179 		isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE REJECT rejected");
6180 		break;
6181 
6182 	case RQCS_NOP_MSG_FAILED:
6183 		isp_xs_prt(isp, xs, ISP_LOGERR, "NOP rejected");
6184 		break;
6185 
6186 	case RQCS_PARITY_ERROR_MSG_FAILED:
6187 		isp_xs_prt(isp, xs, ISP_LOGERR, "MESSAGE PARITY ERROR rejected");
6188 		break;
6189 
6190 	case RQCS_DEVICE_RESET_MSG_FAILED:
6191 		isp_xs_prt(isp, xs, ISP_LOGWARN, "BUS DEVICE RESET rejected");
6192 		break;
6193 
6194 	case RQCS_ID_MSG_FAILED:
6195 		isp_xs_prt(isp, xs, ISP_LOGERR, "IDENTIFY rejected");
6196 		break;
6197 
6198 	case RQCS_UNEXP_BUS_FREE:
6199 		isp_xs_prt(isp, xs, ISP_LOGERR, "Unexpected Bus Free");
6200 		break;
6201 
6202 	case RQCS_DATA_UNDERRUN:
6203 	{
6204 		if (IS_FC(isp)) {
6205 			int ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6206 			if (!ru_marked || sp->req_resid > XS_XFRLEN(xs)) {
6207 				isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6208 				if (XS_NOERR(xs)) {
6209 					XS_SETERR(xs, HBA_BOTCH);
6210 				}
6211 				return;
6212 			}
6213 		}
6214 		XS_SET_RESID(xs, sp->req_resid);
6215 		if (XS_NOERR(xs)) {
6216 			XS_SETERR(xs, HBA_NOERROR);
6217 		}
6218 		return;
6219 	}
6220 
6221 	case RQCS_XACT_ERR1:
6222 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued transaction with disconnect not set");
6223 		break;
6224 
6225 	case RQCS_XACT_ERR2:
6226 		isp_xs_prt(isp, xs, ISP_LOGERR,
6227 		    "HBA attempted queued transaction to target routine %jx",
6228 		    (uintmax_t)XS_LUN(xs));
6229 		break;
6230 
6231 	case RQCS_XACT_ERR3:
6232 		isp_xs_prt(isp, xs, ISP_LOGERR, "HBA attempted queued cmd when queueing disabled");
6233 		break;
6234 
6235 	case RQCS_BAD_ENTRY:
6236 		isp_prt(isp, ISP_LOGERR, "Invalid IOCB entry type detected");
6237 		break;
6238 
6239 	case RQCS_QUEUE_FULL:
6240 		isp_xs_prt(isp, xs, ISP_LOG_WARN1, "internal queues full status 0x%x", *XS_STSP(xs));
6241 
6242 		/*
6243 		 * If QFULL or some other status byte is set, then this
6244 		 * isn't an error, per se.
6245 		 *
6246 		 * Unfortunately, some QLogic f/w writers have, in
6247 		 * some cases, omitted to *set* status to QFULL.
6248 		 */
6249 #if	0
6250 		if (*XS_STSP(xs) != SCSI_GOOD && XS_NOERR(xs)) {
6251 			XS_SETERR(xs, HBA_NOERROR);
6252 			return;
6253 		}
6254 
6255 #endif
6256 		*XS_STSP(xs) = SCSI_QFULL;
6257 		XS_SETERR(xs, HBA_NOERROR);
6258 		return;
6259 
6260 	case RQCS_PHASE_SKIPPED:
6261 		isp_xs_prt(isp, xs, ISP_LOGERR, "SCSI phase skipped");
6262 		break;
6263 
6264 	case RQCS_ARQS_FAILED:
6265 		isp_xs_prt(isp, xs, ISP_LOGERR, "Auto Request Sense Failed");
6266 		if (XS_NOERR(xs)) {
6267 			XS_SETERR(xs, HBA_ARQFAIL);
6268 		}
6269 		return;
6270 
6271 	case RQCS_WIDE_FAILED:
6272 		isp_xs_prt(isp, xs, ISP_LOGERR, "Wide Negotiation Failed");
6273 		if (IS_SCSI(isp)) {
6274 			sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6275 			sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_WIDE;
6276 			sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6277 			sdp->update = 1;
6278 		}
6279 		if (XS_NOERR(xs)) {
6280 			XS_SETERR(xs, HBA_NOERROR);
6281 		}
6282 		return;
6283 
6284 	case RQCS_SYNCXFER_FAILED:
6285 		isp_xs_prt(isp, xs, ISP_LOGERR, "SDTR Message Failed");
6286 		if (IS_SCSI(isp)) {
6287 			sdparam *sdp = SDPARAM(isp, XS_CHANNEL(xs));
6288 			sdp += XS_CHANNEL(xs);
6289 			sdp->isp_devparam[XS_TGT(xs)].goal_flags &= ~DPARM_SYNC;
6290 			sdp->isp_devparam[XS_TGT(xs)].dev_update = 1;
6291 			sdp->update = 1;
6292 		}
6293 		break;
6294 
6295 	case RQCS_LVD_BUSERR:
6296 		isp_xs_prt(isp, xs, ISP_LOGERR, "Bad LVD condition");
6297 		break;
6298 
6299 	case RQCS_PORT_UNAVAILABLE:
6300 		/*
6301 		 * No such port on the loop. Moral equivalent of SELTIMEO
6302 		 */
6303 	case RQCS_PORT_LOGGED_OUT:
6304 	{
6305 		const char *reason;
6306 		uint8_t sts = sp->req_completion_status & 0xff;
6307 		fcparam *fcp = FCPARAM(isp, 0);
6308 		fcportdb_t *lp;
6309 
6310 		/*
6311 		 * It was there (maybe)- treat as a selection timeout.
6312 		 */
6313 		if (sts == RQCS_PORT_UNAVAILABLE) {
6314 			reason = "unavailable";
6315 		} else {
6316 			reason = "logout";
6317 		}
6318 
6319 		isp_prt(isp, ISP_LOGINFO, "port %s for target %d", reason, XS_TGT(xs));
6320 
6321 		/* XXX: Should we trigger rescan or FW announce change? */
6322 
6323 		if (XS_NOERR(xs)) {
6324 			lp = &fcp->portdb[XS_TGT(xs)];
6325 			if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
6326 				*XS_STSP(xs) = SCSI_BUSY;
6327 				XS_SETERR(xs, HBA_TGTBSY);
6328 			} else
6329 				XS_SETERR(xs, HBA_SELTIMEOUT);
6330 		}
6331 		return;
6332 	}
6333 	case RQCS_PORT_CHANGED:
6334 		isp_prt(isp, ISP_LOGWARN, "port changed for target %d", XS_TGT(xs));
6335 		if (XS_NOERR(xs)) {
6336 			*XS_STSP(xs) = SCSI_BUSY;
6337 			XS_SETERR(xs, HBA_TGTBSY);
6338 		}
6339 		return;
6340 
6341 	case RQCS_PORT_BUSY:
6342 		isp_prt(isp, ISP_LOGWARN, "port busy for target %d", XS_TGT(xs));
6343 		if (XS_NOERR(xs)) {
6344 			*XS_STSP(xs) = SCSI_BUSY;
6345 			XS_SETERR(xs, HBA_TGTBSY);
6346 		}
6347 		return;
6348 
6349 	default:
6350 		isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x", sp->req_completion_status);
6351 		break;
6352 	}
6353 	if (XS_NOERR(xs)) {
6354 		XS_SETERR(xs, HBA_BOTCH);
6355 	}
6356 }
6357 
6358 static void
6359 isp_parse_status_24xx(ispsoftc_t *isp, isp24xx_statusreq_t *sp, XS_T *xs, uint32_t *rp)
6360 {
6361 	int ru_marked, sv_marked;
6362 	int chan = XS_CHANNEL(xs);
6363 
6364 	switch (sp->req_completion_status) {
6365 	case RQCS_COMPLETE:
6366 		if (XS_NOERR(xs)) {
6367 			XS_SETERR(xs, HBA_NOERROR);
6368 		}
6369 		return;
6370 
6371 	case RQCS_DMA_ERROR:
6372 		isp_xs_prt(isp, xs, ISP_LOGERR, "DMA error");
6373 		break;
6374 
6375 	case RQCS_TRANSPORT_ERROR:
6376 		isp_xs_prt(isp, xs,  ISP_LOGERR, "Transport Error");
6377 		break;
6378 
6379 	case RQCS_RESET_OCCURRED:
6380 		isp_xs_prt(isp, xs, ISP_LOGWARN, "reset destroyed command");
6381 		FCPARAM(isp, chan)->sendmarker = 1;
6382 		if (XS_NOERR(xs)) {
6383 			XS_SETERR(xs, HBA_BUSRESET);
6384 		}
6385 		return;
6386 
6387 	case RQCS_ABORTED:
6388 		isp_xs_prt(isp, xs, ISP_LOGERR, "Command Aborted");
6389 		FCPARAM(isp, chan)->sendmarker = 1;
6390 		if (XS_NOERR(xs)) {
6391 			XS_SETERR(xs, HBA_ABORTED);
6392 		}
6393 		return;
6394 
6395 	case RQCS_TIMEOUT:
6396 		isp_xs_prt(isp, xs, ISP_LOGWARN, "Command Timed Out");
6397 		if (XS_NOERR(xs)) {
6398 			XS_SETERR(xs, HBA_CMDTIMEOUT);
6399 		}
6400 		return;
6401 
6402 	case RQCS_DATA_OVERRUN:
6403 		XS_SET_RESID(xs, sp->req_resid);
6404 		isp_xs_prt(isp, xs, ISP_LOGERR, "Data Overrun");
6405 		if (XS_NOERR(xs)) {
6406 			XS_SETERR(xs, HBA_DATAOVR);
6407 		}
6408 		return;
6409 
6410 	case RQCS_24XX_DRE:	/* data reassembly error */
6411 		isp_prt(isp, ISP_LOGERR, "Chan %d data reassembly error for target %d", chan, XS_TGT(xs));
6412 		if (XS_NOERR(xs)) {
6413 			XS_SETERR(xs, HBA_ABORTED);
6414 		}
6415 		*rp = XS_XFRLEN(xs);
6416 		return;
6417 
6418 	case RQCS_24XX_TABORT:	/* aborted by target */
6419 		isp_prt(isp, ISP_LOGERR, "Chan %d target %d sent ABTS", chan, XS_TGT(xs));
6420 		if (XS_NOERR(xs)) {
6421 			XS_SETERR(xs, HBA_ABORTED);
6422 		}
6423 		return;
6424 
6425 	case RQCS_DATA_UNDERRUN:
6426 		ru_marked = (sp->req_scsi_status & RQCS_RU) != 0;
6427 		/*
6428 		 * We can get an underrun w/o things being marked
6429 		 * if we got a non-zero status.
6430 		 */
6431 		sv_marked = (sp->req_scsi_status & (RQCS_SV|RQCS_RV)) != 0;
6432 		if ((ru_marked == 0 && sv_marked == 0) ||
6433 		    (sp->req_resid > XS_XFRLEN(xs))) {
6434 			isp_xs_prt(isp, xs, ISP_LOGWARN, bun, XS_XFRLEN(xs), sp->req_resid, (ru_marked)? "marked" : "not marked");
6435 			if (XS_NOERR(xs)) {
6436 				XS_SETERR(xs, HBA_BOTCH);
6437 			}
6438 			return;
6439 		}
6440 		XS_SET_RESID(xs, sp->req_resid);
6441 		isp_xs_prt(isp, xs, ISP_LOG_WARN1, "Data Underrun (%d) for command 0x%x", sp->req_resid, XS_CDBP(xs)[0] & 0xff);
6442 		if (XS_NOERR(xs)) {
6443 			XS_SETERR(xs, HBA_NOERROR);
6444 		}
6445 		return;
6446 
6447 	case RQCS_PORT_UNAVAILABLE:
6448 		/*
6449 		 * No such port on the loop. Moral equivalent of SELTIMEO
6450 		 */
6451 	case RQCS_PORT_LOGGED_OUT:
6452 	{
6453 		const char *reason;
6454 		uint8_t sts = sp->req_completion_status & 0xff;
6455 		fcparam *fcp = FCPARAM(isp, XS_CHANNEL(xs));
6456 		fcportdb_t *lp;
6457 
6458 		/*
6459 		 * It was there (maybe)- treat as a selection timeout.
6460 		 */
6461 		if (sts == RQCS_PORT_UNAVAILABLE) {
6462 			reason = "unavailable";
6463 		} else {
6464 			reason = "logout";
6465 		}
6466 
6467 		isp_prt(isp, ISP_LOGINFO, "Chan %d port %s for target %d",
6468 		    chan, reason, XS_TGT(xs));
6469 
6470 		/* XXX: Should we trigger rescan or FW announce change? */
6471 
6472 		if (XS_NOERR(xs)) {
6473 			lp = &fcp->portdb[XS_TGT(xs)];
6474 			if (lp->state == FC_PORTDB_STATE_ZOMBIE) {
6475 				*XS_STSP(xs) = SCSI_BUSY;
6476 				XS_SETERR(xs, HBA_TGTBSY);
6477 			} else
6478 				XS_SETERR(xs, HBA_SELTIMEOUT);
6479 		}
6480 		return;
6481 	}
6482 	case RQCS_PORT_CHANGED:
6483 		isp_prt(isp, ISP_LOGWARN, "port changed for target %d chan %d", XS_TGT(xs), chan);
6484 		if (XS_NOERR(xs)) {
6485 			*XS_STSP(xs) = SCSI_BUSY;
6486 			XS_SETERR(xs, HBA_TGTBSY);
6487 		}
6488 		return;
6489 
6490 	case RQCS_24XX_ENOMEM:	/* f/w resource unavailable */
6491 		isp_prt(isp, ISP_LOGWARN, "f/w resource unavailable for target %d chan %d", XS_TGT(xs), chan);
6492 		if (XS_NOERR(xs)) {
6493 			*XS_STSP(xs) = SCSI_BUSY;
6494 			XS_SETERR(xs, HBA_TGTBSY);
6495 		}
6496 		return;
6497 
6498 	case RQCS_24XX_TMO:	/* task management overrun */
6499 		isp_prt(isp, ISP_LOGWARN, "command for target %d overlapped task management for chan %d", XS_TGT(xs), chan);
6500 		if (XS_NOERR(xs)) {
6501 			*XS_STSP(xs) = SCSI_BUSY;
6502 			XS_SETERR(xs, HBA_TGTBSY);
6503 		}
6504 		return;
6505 
6506 	default:
6507 		isp_prt(isp, ISP_LOGERR, "Unknown Completion Status 0x%x on chan %d", sp->req_completion_status, chan);
6508 		break;
6509 	}
6510 	if (XS_NOERR(xs)) {
6511 		XS_SETERR(xs, HBA_BOTCH);
6512 	}
6513 }
6514 
6515 static void
6516 isp_fastpost_complete(ispsoftc_t *isp, uint32_t fph)
6517 {
6518 	XS_T *xs;
6519 
6520 	if (fph == 0) {
6521 		return;
6522 	}
6523 	xs = isp_find_xs(isp, fph);
6524 	if (xs == NULL) {
6525 		isp_prt(isp, ISP_LOGWARN,
6526 		    "Command for fast post handle 0x%x not found", fph);
6527 		return;
6528 	}
6529 	isp_destroy_handle(isp, fph);
6530 
6531 	/*
6532 	 * Since we don't have a result queue entry item,
6533 	 * we must believe that SCSI status is zero and
6534 	 * that all data transferred.
6535 	 */
6536 	XS_SET_RESID(xs, 0);
6537 	*XS_STSP(xs) = SCSI_GOOD;
6538 	if (XS_XFRLEN(xs)) {
6539 		ISP_DMAFREE(isp, xs, fph);
6540 	}
6541 	isp_done(xs);
6542 }
6543 
6544 #define	ISP_SCSI_IBITS(op)		(mbpscsi[((op)<<1)])
6545 #define	ISP_SCSI_OBITS(op)		(mbpscsi[((op)<<1) + 1])
6546 #define	ISP_SCSI_OPMAP(in, out)		in, out
6547 static const uint8_t mbpscsi[] = {
6548 	ISP_SCSI_OPMAP(0x01, 0x01),	/* 0x00: MBOX_NO_OP */
6549 	ISP_SCSI_OPMAP(0x1f, 0x01),	/* 0x01: MBOX_LOAD_RAM */
6550 	ISP_SCSI_OPMAP(0x03, 0x01),	/* 0x02: MBOX_EXEC_FIRMWARE */
6551 	ISP_SCSI_OPMAP(0x1f, 0x01),	/* 0x03: MBOX_DUMP_RAM */
6552 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x04: MBOX_WRITE_RAM_WORD */
6553 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x05: MBOX_READ_RAM_WORD */
6554 	ISP_SCSI_OPMAP(0x3f, 0x3f),	/* 0x06: MBOX_MAILBOX_REG_TEST */
6555 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
6556 	ISP_SCSI_OPMAP(0x01, 0x0f),	/* 0x08: MBOX_ABOUT_FIRMWARE */
6557 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x09: */
6558 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0a: */
6559 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0b: */
6560 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0c: */
6561 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0d: */
6562 	ISP_SCSI_OPMAP(0x01, 0x05),	/* 0x0e: MBOX_CHECK_FIRMWARE */
6563 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x0f: */
6564 	ISP_SCSI_OPMAP(0x1f, 0x1f),	/* 0x10: MBOX_INIT_REQ_QUEUE */
6565 	ISP_SCSI_OPMAP(0x3f, 0x3f),	/* 0x11: MBOX_INIT_RES_QUEUE */
6566 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x12: MBOX_EXECUTE_IOCB */
6567 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x13: MBOX_WAKE_UP	*/
6568 	ISP_SCSI_OPMAP(0x01, 0x3f),	/* 0x14: MBOX_STOP_FIRMWARE */
6569 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x15: MBOX_ABORT */
6570 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x16: MBOX_ABORT_DEVICE */
6571 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x17: MBOX_ABORT_TARGET */
6572 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x18: MBOX_BUS_RESET */
6573 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x19: MBOX_STOP_QUEUE */
6574 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x1a: MBOX_START_QUEUE */
6575 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6576 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x1c: MBOX_ABORT_QUEUE */
6577 	ISP_SCSI_OPMAP(0x03, 0x4f),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6578 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x1e: */
6579 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6580 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x20: MBOX_GET_INIT_SCSI_ID */
6581 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x21: MBOX_GET_SELECT_TIMEOUT */
6582 	ISP_SCSI_OPMAP(0x01, 0xc7),	/* 0x22: MBOX_GET_RETRY_COUNT	*/
6583 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x23: MBOX_GET_TAG_AGE_LIMIT */
6584 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x24: MBOX_GET_CLOCK_RATE */
6585 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x25: MBOX_GET_ACT_NEG_STATE */
6586 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x26: MBOX_GET_ASYNC_DATA_SETUP_TIME */
6587 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x27: MBOX_GET_PCI_PARAMS */
6588 	ISP_SCSI_OPMAP(0x03, 0x4f),	/* 0x28: MBOX_GET_TARGET_PARAMS */
6589 	ISP_SCSI_OPMAP(0x03, 0x0f),	/* 0x29: MBOX_GET_DEV_QUEUE_PARAMS */
6590 	ISP_SCSI_OPMAP(0x01, 0x07),	/* 0x2a: MBOX_GET_RESET_DELAY_PARAMS */
6591 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2b: */
6592 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2c: */
6593 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2d: */
6594 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2e: */
6595 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x2f: */
6596 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x30: MBOX_SET_INIT_SCSI_ID */
6597 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x31: MBOX_SET_SELECT_TIMEOUT */
6598 	ISP_SCSI_OPMAP(0xc7, 0xc7),	/* 0x32: MBOX_SET_RETRY_COUNT	*/
6599 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x33: MBOX_SET_TAG_AGE_LIMIT */
6600 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x34: MBOX_SET_CLOCK_RATE */
6601 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x35: MBOX_SET_ACT_NEG_STATE */
6602 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x36: MBOX_SET_ASYNC_DATA_SETUP_TIME */
6603 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x37: MBOX_SET_PCI_CONTROL_PARAMS */
6604 	ISP_SCSI_OPMAP(0x4f, 0x4f),	/* 0x38: MBOX_SET_TARGET_PARAMS */
6605 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x39: MBOX_SET_DEV_QUEUE_PARAMS */
6606 	ISP_SCSI_OPMAP(0x07, 0x07),	/* 0x3a: MBOX_SET_RESET_DELAY_PARAMS */
6607 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3b: */
6608 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3c: */
6609 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3d: */
6610 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3e: */
6611 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x3f: */
6612 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x40: MBOX_RETURN_BIOS_BLOCK_ADDR */
6613 	ISP_SCSI_OPMAP(0x3f, 0x01),	/* 0x41: MBOX_WRITE_FOUR_RAM_WORDS */
6614 	ISP_SCSI_OPMAP(0x03, 0x07),	/* 0x42: MBOX_EXEC_BIOS_IOCB */
6615 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x43: */
6616 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x44: */
6617 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x45: SET SYSTEM PARAMETER */
6618 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x46: GET SYSTEM PARAMETER */
6619 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x47: */
6620 	ISP_SCSI_OPMAP(0x01, 0xcf),	/* 0x48: GET SCAM CONFIGURATION */
6621 	ISP_SCSI_OPMAP(0xcf, 0xcf),	/* 0x49: SET SCAM CONFIGURATION */
6622 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x4a: MBOX_SET_FIRMWARE_FEATURES */
6623 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x4b: MBOX_GET_FIRMWARE_FEATURES */
6624 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4c: */
6625 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4d: */
6626 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4e: */
6627 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x4f: */
6628 	ISP_SCSI_OPMAP(0xdf, 0xdf),	/* 0x50: LOAD RAM A64 */
6629 	ISP_SCSI_OPMAP(0xdf, 0xdf),	/* 0x51: DUMP RAM A64 */
6630 	ISP_SCSI_OPMAP(0xdf, 0xff),	/* 0x52: INITIALIZE REQUEST QUEUE A64 */
6631 	ISP_SCSI_OPMAP(0xef, 0xff),	/* 0x53: INITIALIZE RESPONSE QUEUE A64 */
6632 	ISP_SCSI_OPMAP(0xcf, 0x01),	/* 0x54: EXECUCUTE COMMAND IOCB A64 */
6633 	ISP_SCSI_OPMAP(0x07, 0x01),	/* 0x55: ENABLE TARGET MODE */
6634 	ISP_SCSI_OPMAP(0x03, 0x0f),	/* 0x56: GET TARGET STATUS */
6635 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x57: */
6636 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x58: */
6637 	ISP_SCSI_OPMAP(0x00, 0x00),	/* 0x59: */
6638 	ISP_SCSI_OPMAP(0x03, 0x03),	/* 0x5a: SET DATA OVERRUN RECOVERY MODE */
6639 	ISP_SCSI_OPMAP(0x01, 0x03),	/* 0x5b: GET DATA OVERRUN RECOVERY MODE */
6640 	ISP_SCSI_OPMAP(0x0f, 0x0f),	/* 0x5c: SET HOST DATA */
6641 	ISP_SCSI_OPMAP(0x01, 0x01)	/* 0x5d: GET NOST DATA */
6642 };
6643 #define	MAX_SCSI_OPCODE	0x5d
6644 
6645 static const char *scsi_mbcmd_names[] = {
6646 	"NO-OP",
6647 	"LOAD RAM",
6648 	"EXEC FIRMWARE",
6649 	"DUMP RAM",
6650 	"WRITE RAM WORD",
6651 	"READ RAM WORD",
6652 	"MAILBOX REG TEST",
6653 	"VERIFY CHECKSUM",
6654 	"ABOUT FIRMWARE",
6655 	NULL,
6656 	NULL,
6657 	NULL,
6658 	NULL,
6659 	NULL,
6660 	"CHECK FIRMWARE",
6661 	NULL,
6662 	"INIT REQUEST QUEUE",
6663 	"INIT RESULT QUEUE",
6664 	"EXECUTE IOCB",
6665 	"WAKE UP",
6666 	"STOP FIRMWARE",
6667 	"ABORT",
6668 	"ABORT DEVICE",
6669 	"ABORT TARGET",
6670 	"BUS RESET",
6671 	"STOP QUEUE",
6672 	"START QUEUE",
6673 	"SINGLE STEP QUEUE",
6674 	"ABORT QUEUE",
6675 	"GET DEV QUEUE STATUS",
6676 	NULL,
6677 	"GET FIRMWARE STATUS",
6678 	"GET INIT SCSI ID",
6679 	"GET SELECT TIMEOUT",
6680 	"GET RETRY COUNT",
6681 	"GET TAG AGE LIMIT",
6682 	"GET CLOCK RATE",
6683 	"GET ACT NEG STATE",
6684 	"GET ASYNC DATA SETUP TIME",
6685 	"GET PCI PARAMS",
6686 	"GET TARGET PARAMS",
6687 	"GET DEV QUEUE PARAMS",
6688 	"GET RESET DELAY PARAMS",
6689 	NULL,
6690 	NULL,
6691 	NULL,
6692 	NULL,
6693 	NULL,
6694 	"SET INIT SCSI ID",
6695 	"SET SELECT TIMEOUT",
6696 	"SET RETRY COUNT",
6697 	"SET TAG AGE LIMIT",
6698 	"SET CLOCK RATE",
6699 	"SET ACT NEG STATE",
6700 	"SET ASYNC DATA SETUP TIME",
6701 	"SET PCI CONTROL PARAMS",
6702 	"SET TARGET PARAMS",
6703 	"SET DEV QUEUE PARAMS",
6704 	"SET RESET DELAY PARAMS",
6705 	NULL,
6706 	NULL,
6707 	NULL,
6708 	NULL,
6709 	NULL,
6710 	"RETURN BIOS BLOCK ADDR",
6711 	"WRITE FOUR RAM WORDS",
6712 	"EXEC BIOS IOCB",
6713 	NULL,
6714 	NULL,
6715 	"SET SYSTEM PARAMETER",
6716 	"GET SYSTEM PARAMETER",
6717 	NULL,
6718 	"GET SCAM CONFIGURATION",
6719 	"SET SCAM CONFIGURATION",
6720 	"SET FIRMWARE FEATURES",
6721 	"GET FIRMWARE FEATURES",
6722 	NULL,
6723 	NULL,
6724 	NULL,
6725 	NULL,
6726 	"LOAD RAM A64",
6727 	"DUMP RAM A64",
6728 	"INITIALIZE REQUEST QUEUE A64",
6729 	"INITIALIZE RESPONSE QUEUE A64",
6730 	"EXECUTE IOCB A64",
6731 	"ENABLE TARGET MODE",
6732 	"GET TARGET MODE STATE",
6733 	NULL,
6734 	NULL,
6735 	NULL,
6736 	"SET DATA OVERRUN RECOVERY MODE",
6737 	"GET DATA OVERRUN RECOVERY MODE",
6738 	"SET HOST DATA",
6739 	"GET NOST DATA",
6740 };
6741 
6742 #define	ISP_FC_IBITS(op)	((mbpfc[((op)<<3) + 0] << 24) | (mbpfc[((op)<<3) + 1] << 16) | (mbpfc[((op)<<3) + 2] << 8) | (mbpfc[((op)<<3) + 3]))
6743 #define	ISP_FC_OBITS(op)	((mbpfc[((op)<<3) + 4] << 24) | (mbpfc[((op)<<3) + 5] << 16) | (mbpfc[((op)<<3) + 6] << 8) | (mbpfc[((op)<<3) + 7]))
6744 
6745 #define	ISP_FC_OPMAP(in0, out0)							  0,   0,   0, in0,    0,    0,    0, out0
6746 #define	ISP_FC_OPMAP_HALF(in1, in0, out1, out0)					  0,   0, in1, in0,    0,    0, out1, out0
6747 #define	ISP_FC_OPMAP_FULL(in3, in2, in1, in0, out3, out2, out1, out0)		in3, in2, in1, in0, out3, out2, out1, out0
6748 static const uint32_t mbpfc[] = {
6749 	ISP_FC_OPMAP(0x01, 0x01),	/* 0x00: MBOX_NO_OP */
6750 	ISP_FC_OPMAP(0x1f, 0x01),	/* 0x01: MBOX_LOAD_RAM */
6751 	ISP_FC_OPMAP_HALF(0x07, 0xff, 0x00, 0x1f),	/* 0x02: MBOX_EXEC_FIRMWARE */
6752 	ISP_FC_OPMAP(0xdf, 0x01),	/* 0x03: MBOX_DUMP_RAM */
6753 	ISP_FC_OPMAP(0x07, 0x07),	/* 0x04: MBOX_WRITE_RAM_WORD */
6754 	ISP_FC_OPMAP(0x03, 0x07),	/* 0x05: MBOX_READ_RAM_WORD */
6755 	ISP_FC_OPMAP_FULL(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff),	/* 0x06: MBOX_MAILBOX_REG_TEST */
6756 	ISP_FC_OPMAP(0x07, 0x07),	/* 0x07: MBOX_VERIFY_CHECKSUM	*/
6757 	ISP_FC_OPMAP_FULL(0x0, 0x0, 0x0, 0x01, 0x0, 0x3, 0x80, 0x7f),	/* 0x08: MBOX_ABOUT_FIRMWARE */
6758 	ISP_FC_OPMAP(0xdf, 0x01),	/* 0x09: MBOX_LOAD_RISC_RAM_2100 */
6759 	ISP_FC_OPMAP(0xdf, 0x01),	/* 0x0a: DUMP RAM */
6760 	ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x01),	/* 0x0b: MBOX_LOAD_RISC_RAM */
6761 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x0c: */
6762 	ISP_FC_OPMAP_HALF(0x1, 0x0f, 0x0, 0x01),	/* 0x0d: MBOX_WRITE_RAM_WORD_EXTENDED */
6763 	ISP_FC_OPMAP(0x01, 0x05),	/* 0x0e: MBOX_CHECK_FIRMWARE */
6764 	ISP_FC_OPMAP_HALF(0x1, 0x03, 0x0, 0x0d),	/* 0x0f: MBOX_READ_RAM_WORD_EXTENDED */
6765 	ISP_FC_OPMAP(0x1f, 0x11),	/* 0x10: MBOX_INIT_REQ_QUEUE */
6766 	ISP_FC_OPMAP(0x2f, 0x21),	/* 0x11: MBOX_INIT_RES_QUEUE */
6767 	ISP_FC_OPMAP(0x0f, 0x01),	/* 0x12: MBOX_EXECUTE_IOCB */
6768 	ISP_FC_OPMAP(0x03, 0x03),	/* 0x13: MBOX_WAKE_UP	*/
6769 	ISP_FC_OPMAP_HALF(0x1, 0xff, 0x0, 0x03),	/* 0x14: MBOX_STOP_FIRMWARE */
6770 	ISP_FC_OPMAP(0x4f, 0x01),	/* 0x15: MBOX_ABORT */
6771 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x16: MBOX_ABORT_DEVICE */
6772 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x17: MBOX_ABORT_TARGET */
6773 	ISP_FC_OPMAP(0x03, 0x03),	/* 0x18: MBOX_BUS_RESET */
6774 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x19: MBOX_STOP_QUEUE */
6775 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x1a: MBOX_START_QUEUE */
6776 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x1b: MBOX_SINGLE_STEP_QUEUE */
6777 	ISP_FC_OPMAP(0x07, 0x05),	/* 0x1c: MBOX_ABORT_QUEUE */
6778 	ISP_FC_OPMAP(0x07, 0x03),	/* 0x1d: MBOX_GET_DEV_QUEUE_STATUS */
6779 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x1e: */
6780 	ISP_FC_OPMAP(0x01, 0x07),	/* 0x1f: MBOX_GET_FIRMWARE_STATUS */
6781 	ISP_FC_OPMAP_HALF(0x2, 0x01, 0x7e, 0xcf),	/* 0x20: MBOX_GET_LOOP_ID */
6782 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x21: */
6783 	ISP_FC_OPMAP(0x03, 0x4b),	/* 0x22: MBOX_GET_TIMEOUT_PARAMS */
6784 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x23: */
6785 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x24: */
6786 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x25: */
6787 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x26: */
6788 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x27: */
6789 	ISP_FC_OPMAP(0x01, 0x03),	/* 0x28: MBOX_GET_FIRMWARE_OPTIONS */
6790 	ISP_FC_OPMAP(0x03, 0x07),	/* 0x29: MBOX_GET_PORT_QUEUE_PARAMS */
6791 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2a: */
6792 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2b: */
6793 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2c: */
6794 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2d: */
6795 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2e: */
6796 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x2f: */
6797 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x30: */
6798 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x31: */
6799 	ISP_FC_OPMAP(0x4b, 0x4b),	/* 0x32: MBOX_SET_TIMEOUT_PARAMS */
6800 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x33: */
6801 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x34: */
6802 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x35: */
6803 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x36: */
6804 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x37: */
6805 	ISP_FC_OPMAP(0x0f, 0x01),	/* 0x38: MBOX_SET_FIRMWARE_OPTIONS */
6806 	ISP_FC_OPMAP(0x0f, 0x07),	/* 0x39: MBOX_SET_PORT_QUEUE_PARAMS */
6807 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3a: */
6808 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3b: */
6809 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3c: */
6810 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3d: */
6811 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3e: */
6812 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x3f: */
6813 	ISP_FC_OPMAP(0x03, 0x01),	/* 0x40: MBOX_LOOP_PORT_BYPASS */
6814 	ISP_FC_OPMAP(0x03, 0x01),	/* 0x41: MBOX_LOOP_PORT_ENABLE */
6815 	ISP_FC_OPMAP_HALF(0x0, 0x01, 0x1f, 0xcf),	/* 0x42: MBOX_GET_RESOURCE_COUNT */
6816 	ISP_FC_OPMAP(0x01, 0x01),	/* 0x43: MBOX_REQUEST_OFFLINE_MODE */
6817 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x44: */
6818 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x45: */
6819 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x46: */
6820 	ISP_FC_OPMAP(0xcf, 0x03),	/* 0x47: GET PORT_DATABASE ENHANCED */
6821 	ISP_FC_OPMAP(0xcf, 0x0f),	/* 0x48: MBOX_INIT_FIRMWARE_MULTI_ID */
6822 	ISP_FC_OPMAP(0xcd, 0x01),	/* 0x49: MBOX_GET_VP_DATABASE */
6823 	ISP_FC_OPMAP_HALF(0x2, 0xcd, 0x0, 0x01),	/* 0x4a: MBOX_GET_VP_DATABASE_ENTRY */
6824 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4b: */
6825 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4c: */
6826 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4d: */
6827 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4e: */
6828 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x4f: */
6829 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x50: */
6830 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x51: */
6831 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x52: */
6832 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x53: */
6833 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x54: EXECUTE IOCB A64 */
6834 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x55: */
6835 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x56: */
6836 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x57: */
6837 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x58: */
6838 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x59: */
6839 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x5a: */
6840 	ISP_FC_OPMAP(0x03, 0x01),	/* 0x5b: MBOX_DRIVER_HEARTBEAT */
6841 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x5c: MBOX_FW_HEARTBEAT */
6842 	ISP_FC_OPMAP(0x07, 0x1f),	/* 0x5d: MBOX_GET_SET_DATA_RATE */
6843 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x5e: */
6844 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x5f: */
6845 	ISP_FC_OPMAP(0xcf, 0x0f),	/* 0x60: MBOX_INIT_FIRMWARE */
6846 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x61: */
6847 	ISP_FC_OPMAP(0x01, 0x01),	/* 0x62: MBOX_INIT_LIP */
6848 	ISP_FC_OPMAP(0xcd, 0x03),	/* 0x63: MBOX_GET_FC_AL_POSITION_MAP */
6849 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x64: MBOX_GET_PORT_DB */
6850 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x65: MBOX_CLEAR_ACA */
6851 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x66: MBOX_TARGET_RESET */
6852 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x67: MBOX_CLEAR_TASK_SET */
6853 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x68: MBOX_ABORT_TASK_SET */
6854 	ISP_FC_OPMAP_HALF(0x00, 0x01, 0x0f, 0x1f),	/* 0x69: MBOX_GET_FW_STATE */
6855 	ISP_FC_OPMAP_HALF(0x6, 0x03, 0x0, 0xcf),	/* 0x6a: MBOX_GET_PORT_NAME */
6856 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x6b: MBOX_GET_LINK_STATUS */
6857 	ISP_FC_OPMAP(0x0f, 0x01),	/* 0x6c: MBOX_INIT_LIP_RESET */
6858 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x6d: */
6859 	ISP_FC_OPMAP(0xcf, 0x03),	/* 0x6e: MBOX_SEND_SNS */
6860 	ISP_FC_OPMAP(0x0f, 0x07),	/* 0x6f: MBOX_FABRIC_LOGIN */
6861 	ISP_FC_OPMAP_HALF(0x02, 0x03, 0x00, 0x03),	/* 0x70: MBOX_SEND_CHANGE_REQUEST */
6862 	ISP_FC_OPMAP(0x03, 0x03),	/* 0x71: MBOX_FABRIC_LOGOUT */
6863 	ISP_FC_OPMAP(0x0f, 0x0f),	/* 0x72: MBOX_INIT_LIP_LOGIN */
6864 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x73: */
6865 	ISP_FC_OPMAP(0x07, 0x01),	/* 0x74: LOGIN LOOP PORT */
6866 	ISP_FC_OPMAP_HALF(0x03, 0xcf, 0x00, 0x07),	/* 0x75: GET PORT/NODE NAME LIST */
6867 	ISP_FC_OPMAP(0x4f, 0x01),	/* 0x76: SET VENDOR ID */
6868 	ISP_FC_OPMAP(0xcd, 0x01),	/* 0x77: INITIALIZE IP MAILBOX */
6869 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x78: */
6870 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x79: */
6871 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x7a: */
6872 	ISP_FC_OPMAP(0x00, 0x00),	/* 0x7b: */
6873 	ISP_FC_OPMAP_HALF(0x03, 0x4f, 0x00, 0x07),	/* 0x7c: Get ID List */
6874 	ISP_FC_OPMAP(0xcf, 0x01),	/* 0x7d: SEND LFA */
6875 	ISP_FC_OPMAP(0x0f, 0x01)	/* 0x7e: LUN RESET */
6876 };
6877 #define	MAX_FC_OPCODE	0x7e
6878 /*
6879  * Footnotes
6880  *
6881  * (1): this sets bits 21..16 in mailbox register #8, which we nominally
6882  *	do not access at this time in the core driver. The caller is
6883  *	responsible for setting this register first (Gross!). The assumption
6884  *	is that we won't overflow.
6885  */
6886 
6887 static const char *fc_mbcmd_names[] = {
6888 	"NO-OP",			/* 00h */
6889 	"LOAD RAM",
6890 	"EXEC FIRMWARE",
6891 	"DUMP RAM",
6892 	"WRITE RAM WORD",
6893 	"READ RAM WORD",
6894 	"MAILBOX REG TEST",
6895 	"VERIFY CHECKSUM",
6896 	"ABOUT FIRMWARE",
6897 	"LOAD RAM (2100)",
6898 	"DUMP RAM",
6899 	"LOAD RISC RAM",
6900 	"DUMP RISC RAM",
6901 	"WRITE RAM WORD EXTENDED",
6902 	"CHECK FIRMWARE",
6903 	"READ RAM WORD EXTENDED",
6904 	"INIT REQUEST QUEUE",		/* 10h */
6905 	"INIT RESULT QUEUE",
6906 	"EXECUTE IOCB",
6907 	"WAKE UP",
6908 	"STOP FIRMWARE",
6909 	"ABORT",
6910 	"ABORT DEVICE",
6911 	"ABORT TARGET",
6912 	"BUS RESET",
6913 	"STOP QUEUE",
6914 	"START QUEUE",
6915 	"SINGLE STEP QUEUE",
6916 	"ABORT QUEUE",
6917 	"GET DEV QUEUE STATUS",
6918 	NULL,
6919 	"GET FIRMWARE STATUS",
6920 	"GET LOOP ID",			/* 20h */
6921 	NULL,
6922 	"GET TIMEOUT PARAMS",
6923 	NULL,
6924 	NULL,
6925 	NULL,
6926 	NULL,
6927 	NULL,
6928 	"GET FIRMWARE OPTIONS",
6929 	"GET PORT QUEUE PARAMS",
6930 	"GENERATE SYSTEM ERROR",
6931 	NULL,
6932 	NULL,
6933 	NULL,
6934 	NULL,
6935 	NULL,
6936 	"WRITE SFP",			/* 30h */
6937 	"READ SFP",
6938 	"SET TIMEOUT PARAMS",
6939 	NULL,
6940 	NULL,
6941 	NULL,
6942 	NULL,
6943 	NULL,
6944 	"SET FIRMWARE OPTIONS",
6945 	"SET PORT QUEUE PARAMS",
6946 	NULL,
6947 	"SET FC LED CONF",
6948 	NULL,
6949 	"RESTART NIC FIRMWARE",
6950 	"ACCESS CONTROL",
6951 	NULL,
6952 	"LOOP PORT BYPASS",		/* 40h */
6953 	"LOOP PORT ENABLE",
6954 	"GET RESOURCE COUNT",
6955 	"REQUEST NON PARTICIPATING MODE",
6956 	"DIAGNOSTIC ECHO TEST",
6957 	"DIAGNOSTIC LOOPBACK",
6958 	NULL,
6959 	"GET PORT DATABASE ENHANCED",
6960 	"INIT FIRMWARE MULTI ID",
6961 	"GET VP DATABASE",
6962 	"GET VP DATABASE ENTRY",
6963 	NULL,
6964 	NULL,
6965 	NULL,
6966 	NULL,
6967 	NULL,
6968 	"GET FCF LIST",			/* 50h */
6969 	"GET DCBX PARAMETERS",
6970 	NULL,
6971 	"HOST MEMORY COPY",
6972 	"EXECUTE IOCB A64",
6973 	NULL,
6974 	NULL,
6975 	"SEND RNID",
6976 	NULL,
6977 	"SET PARAMETERS",
6978 	"GET PARAMETERS",
6979 	"DRIVER HEARTBEAT",
6980 	"FIRMWARE HEARTBEAT",
6981 	"GET/SET DATA RATE",
6982 	"SEND RNFT",
6983 	NULL,
6984 	"INIT FIRMWARE",		/* 60h */
6985 	"GET INIT CONTROL BLOCK",
6986 	"INIT LIP",
6987 	"GET FC-AL POSITION MAP",
6988 	"GET PORT DATABASE",
6989 	"CLEAR ACA",
6990 	"TARGET RESET",
6991 	"CLEAR TASK SET",
6992 	"ABORT TASK SET",
6993 	"GET FW STATE",
6994 	"GET PORT NAME",
6995 	"GET LINK STATUS",
6996 	"INIT LIP RESET",
6997 	"GET LINK STATS & PRIVATE DATA CNTS",
6998 	"SEND SNS",
6999 	"FABRIC LOGIN",
7000 	"SEND CHANGE REQUEST",		/* 70h */
7001 	"FABRIC LOGOUT",
7002 	"INIT LIP LOGIN",
7003 	NULL,
7004 	"LOGIN LOOP PORT",
7005 	"GET PORT/NODE NAME LIST",
7006 	"SET VENDOR ID",
7007 	"INITIALIZE IP MAILBOX",
7008 	NULL,
7009 	NULL,
7010 	"GET XGMAC STATS",
7011 	NULL,
7012 	"GET ID LIST",
7013 	"SEND LFA",
7014 	"LUN RESET"
7015 };
7016 
7017 static void
7018 isp_mboxcmd(ispsoftc_t *isp, mbreg_t *mbp)
7019 {
7020 	const char *cname, *xname, *sname;
7021 	char tname[16], mname[16];
7022 	unsigned int ibits, obits, box, opcode;
7023 
7024 	opcode = mbp->param[0];
7025 	if (IS_FC(isp)) {
7026 		if (opcode > MAX_FC_OPCODE) {
7027 			mbp->param[0] = MBOX_INVALID_COMMAND;
7028 			isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7029 			return;
7030 		}
7031 		cname = fc_mbcmd_names[opcode];
7032 		ibits = ISP_FC_IBITS(opcode);
7033 		obits = ISP_FC_OBITS(opcode);
7034 	} else {
7035 		if (opcode > MAX_SCSI_OPCODE) {
7036 			mbp->param[0] = MBOX_INVALID_COMMAND;
7037 			isp_prt(isp, ISP_LOGERR, "Unknown Command 0x%x", opcode);
7038 			return;
7039 		}
7040 		cname = scsi_mbcmd_names[opcode];
7041 		ibits = ISP_SCSI_IBITS(opcode);
7042 		obits = ISP_SCSI_OBITS(opcode);
7043 	}
7044 	if (cname == NULL) {
7045 		cname = tname;
7046 		ISP_SNPRINTF(tname, sizeof tname, "opcode %x", opcode);
7047 	}
7048 	isp_prt(isp, ISP_LOGDEBUG3, "Mailbox Command '%s'", cname);
7049 
7050 	/*
7051 	 * Pick up any additional bits that the caller might have set.
7052 	 */
7053 	ibits |= mbp->ibits;
7054 	obits |= mbp->obits;
7055 
7056 	/*
7057 	 * Mask any bits that the caller wants us to mask
7058 	 */
7059 	ibits &= mbp->ibitm;
7060 	obits &= mbp->obitm;
7061 
7062 
7063 	if (ibits == 0 && obits == 0) {
7064 		mbp->param[0] = MBOX_COMMAND_PARAM_ERROR;
7065 		isp_prt(isp, ISP_LOGERR, "no parameters for 0x%x", opcode);
7066 		return;
7067 	}
7068 
7069 	/*
7070 	 * Get exclusive usage of mailbox registers.
7071 	 */
7072 	if (MBOX_ACQUIRE(isp)) {
7073 		mbp->param[0] = MBOX_REGS_BUSY;
7074 		goto out;
7075 	}
7076 
7077 	for (box = 0; box < ISP_NMBOX(isp); box++) {
7078 		if (ibits & (1 << box)) {
7079 			isp_prt(isp, ISP_LOGDEBUG3, "IN mbox %d = 0x%04x", box,
7080 			    mbp->param[box]);
7081 			ISP_WRITE(isp, MBOX_OFF(box), mbp->param[box]);
7082 		}
7083 		isp->isp_mboxtmp[box] = mbp->param[box] = 0;
7084 	}
7085 
7086 	isp->isp_lastmbxcmd = opcode;
7087 
7088 	/*
7089 	 * We assume that we can't overwrite a previous command.
7090 	 */
7091 	isp->isp_obits = obits;
7092 	isp->isp_mboxbsy = 1;
7093 
7094 	/*
7095 	 * Set Host Interrupt condition so that RISC will pick up mailbox regs.
7096 	 */
7097 	if (IS_24XX(isp)) {
7098 		ISP_WRITE(isp, BIU2400_HCCR, HCCR_2400_CMD_SET_HOST_INT);
7099 	} else {
7100 		ISP_WRITE(isp, HCCR, HCCR_CMD_SET_HOST_INT);
7101 	}
7102 
7103 	/*
7104 	 * While we haven't finished the command, spin our wheels here.
7105 	 */
7106 	MBOX_WAIT_COMPLETE(isp, mbp);
7107 
7108 	/*
7109 	 * Did the command time out?
7110 	 */
7111 	if (mbp->param[0] == MBOX_TIMEOUT) {
7112 		isp->isp_mboxbsy = 0;
7113 		MBOX_RELEASE(isp);
7114 		goto out;
7115 	}
7116 
7117 	/*
7118 	 * Copy back output registers.
7119 	 */
7120 	for (box = 0; box < ISP_NMBOX(isp); box++) {
7121 		if (obits & (1 << box)) {
7122 			mbp->param[box] = isp->isp_mboxtmp[box];
7123 			isp_prt(isp, ISP_LOGDEBUG3, "OUT mbox %d = 0x%04x", box,
7124 			    mbp->param[box]);
7125 		}
7126 	}
7127 
7128 	isp->isp_mboxbsy = 0;
7129 	MBOX_RELEASE(isp);
7130 out:
7131 	if (mbp->logval == 0 || mbp->param[0] == MBOX_COMMAND_COMPLETE)
7132 		return;
7133 
7134 	if ((mbp->param[0] & 0xbfe0) == 0 &&
7135 	    (mbp->logval & MBLOGMASK(mbp->param[0])) == 0)
7136 		return;
7137 
7138 	xname = NULL;
7139 	sname = "";
7140 	switch (mbp->param[0]) {
7141 	case MBOX_INVALID_COMMAND:
7142 		xname = "INVALID COMMAND";
7143 		break;
7144 	case MBOX_HOST_INTERFACE_ERROR:
7145 		xname = "HOST INTERFACE ERROR";
7146 		break;
7147 	case MBOX_TEST_FAILED:
7148 		xname = "TEST FAILED";
7149 		break;
7150 	case MBOX_COMMAND_ERROR:
7151 		xname = "COMMAND ERROR";
7152 		ISP_SNPRINTF(mname, sizeof(mname), " subcode 0x%x",
7153 		    mbp->param[1]);
7154 		sname = mname;
7155 		break;
7156 	case MBOX_COMMAND_PARAM_ERROR:
7157 		xname = "COMMAND PARAMETER ERROR";
7158 		break;
7159 	case MBOX_PORT_ID_USED:
7160 		xname = "PORT ID ALREADY IN USE";
7161 		break;
7162 	case MBOX_LOOP_ID_USED:
7163 		xname = "LOOP ID ALREADY IN USE";
7164 		break;
7165 	case MBOX_ALL_IDS_USED:
7166 		xname = "ALL LOOP IDS IN USE";
7167 		break;
7168 	case MBOX_NOT_LOGGED_IN:
7169 		xname = "NOT LOGGED IN";
7170 		break;
7171 	case MBOX_LINK_DOWN_ERROR:
7172 		xname = "LINK DOWN ERROR";
7173 		break;
7174 	case MBOX_LOOPBACK_ERROR:
7175 		xname = "LOOPBACK ERROR";
7176 		break;
7177 	case MBOX_CHECKSUM_ERROR:
7178 		xname = "CHECKSUM ERROR";
7179 		break;
7180 	case MBOX_INVALID_PRODUCT_KEY:
7181 		xname = "INVALID PRODUCT KEY";
7182 		break;
7183 	case MBOX_REGS_BUSY:
7184 		xname = "REGISTERS BUSY";
7185 		break;
7186 	case MBOX_TIMEOUT:
7187 		xname = "TIMEOUT";
7188 		break;
7189 	default:
7190 		ISP_SNPRINTF(mname, sizeof mname, "error 0x%x", mbp->param[0]);
7191 		xname = mname;
7192 		break;
7193 	}
7194 	if (xname) {
7195 		isp_prt(isp, ISP_LOGALL, "Mailbox Command '%s' failed (%s%s)",
7196 		    cname, xname, sname);
7197 	}
7198 }
7199 
7200 static int
7201 isp_fw_state(ispsoftc_t *isp, int chan)
7202 {
7203 	if (IS_FC(isp)) {
7204 		mbreg_t mbs;
7205 
7206 		MBSINIT(&mbs, MBOX_GET_FW_STATE, MBLOGALL, 0);
7207 		isp_mboxcmd(isp, &mbs);
7208 		if (mbs.param[0] == MBOX_COMMAND_COMPLETE) {
7209 			return (mbs.param[1]);
7210 		}
7211 	}
7212 	return (FW_ERROR);
7213 }
7214 
7215 static void
7216 isp_spi_update(ispsoftc_t *isp, int chan)
7217 {
7218 	int tgt;
7219 	mbreg_t mbs;
7220 	sdparam *sdp;
7221 
7222 	if (IS_FC(isp)) {
7223 		/*
7224 		 * There are no 'per-bus' settings for Fibre Channel.
7225 		 */
7226 		return;
7227 	}
7228 	sdp = SDPARAM(isp, chan);
7229 	sdp->update = 0;
7230 
7231 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7232 		uint16_t flags, period, offset;
7233 		int get;
7234 
7235 		if (sdp->isp_devparam[tgt].dev_enable == 0) {
7236 			sdp->isp_devparam[tgt].dev_update = 0;
7237 			sdp->isp_devparam[tgt].dev_refresh = 0;
7238 			isp_prt(isp, ISP_LOGDEBUG0, "skipping target %d bus %d update", tgt, chan);
7239 			continue;
7240 		}
7241 		/*
7242 		 * If the goal is to update the status of the device,
7243 		 * take what's in goal_flags and try and set the device
7244 		 * toward that. Otherwise, if we're just refreshing the
7245 		 * current device state, get the current parameters.
7246 		 */
7247 
7248 		MBSINIT(&mbs, 0, MBLOGALL, 0);
7249 
7250 		/*
7251 		 * Refresh overrides set
7252 		 */
7253 		if (sdp->isp_devparam[tgt].dev_refresh) {
7254 			mbs.param[0] = MBOX_GET_TARGET_PARAMS;
7255 			get = 1;
7256 		} else if (sdp->isp_devparam[tgt].dev_update) {
7257 			mbs.param[0] = MBOX_SET_TARGET_PARAMS;
7258 
7259 			/*
7260 			 * Make sure goal_flags has "Renegotiate on Error"
7261 			 * on and "Freeze Queue on Error" off.
7262 			 */
7263 			sdp->isp_devparam[tgt].goal_flags |= DPARM_RENEG;
7264 			sdp->isp_devparam[tgt].goal_flags &= ~DPARM_QFRZ;
7265 			mbs.param[2] = sdp->isp_devparam[tgt].goal_flags;
7266 
7267 			/*
7268 			 * Insist that PARITY must be enabled
7269 			 * if SYNC or WIDE is enabled.
7270 			 */
7271 			if ((mbs.param[2] & (DPARM_SYNC|DPARM_WIDE)) != 0) {
7272 				mbs.param[2] |= DPARM_PARITY;
7273 			}
7274 
7275 			if (mbs.param[2] & DPARM_SYNC) {
7276 				mbs.param[3] =
7277 				    (sdp->isp_devparam[tgt].goal_offset << 8) |
7278 				    (sdp->isp_devparam[tgt].goal_period);
7279 			}
7280 			/*
7281 			 * A command completion later that has
7282 			 * RQSTF_NEGOTIATION set can cause
7283 			 * the dev_refresh/announce cycle also.
7284 			 *
7285 			 * Note: It is really important to update our current
7286 			 * flags with at least the state of TAG capabilities-
7287 			 * otherwise we might try and send a tagged command
7288 			 * when we have it all turned off. So change it here
7289 			 * to say that current already matches goal.
7290 			 */
7291 			sdp->isp_devparam[tgt].actv_flags &= ~DPARM_TQING;
7292 			sdp->isp_devparam[tgt].actv_flags |=
7293 			    (sdp->isp_devparam[tgt].goal_flags & DPARM_TQING);
7294 			isp_prt(isp, ISP_LOGDEBUG0, "bus %d set tgt %d flags 0x%x off 0x%x period 0x%x",
7295 			    chan, tgt, mbs.param[2], mbs.param[3] >> 8, mbs.param[3] & 0xff);
7296 			get = 0;
7297 		} else {
7298 			continue;
7299 		}
7300 		mbs.param[1] = (chan << 15) | (tgt << 8);
7301 		isp_mboxcmd(isp, &mbs);
7302 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7303 			continue;
7304 		}
7305 		if (get == 0) {
7306 			sdp->sendmarker = 1;
7307 			sdp->isp_devparam[tgt].dev_update = 0;
7308 			sdp->isp_devparam[tgt].dev_refresh = 1;
7309 		} else {
7310 			sdp->isp_devparam[tgt].dev_refresh = 0;
7311 			flags = mbs.param[2];
7312 			period = mbs.param[3] & 0xff;
7313 			offset = mbs.param[3] >> 8;
7314 			sdp->isp_devparam[tgt].actv_flags = flags;
7315 			sdp->isp_devparam[tgt].actv_period = period;
7316 			sdp->isp_devparam[tgt].actv_offset = offset;
7317 			isp_async(isp, ISPASYNC_NEW_TGT_PARAMS, chan, tgt);
7318 		}
7319 	}
7320 
7321 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7322 		if (sdp->isp_devparam[tgt].dev_update ||
7323 		    sdp->isp_devparam[tgt].dev_refresh) {
7324 			sdp->update = 1;
7325 			break;
7326 		}
7327 	}
7328 }
7329 
7330 static void
7331 isp_setdfltsdparm(ispsoftc_t *isp)
7332 {
7333 	int tgt;
7334 	sdparam *sdp, *sdp1;
7335 
7336 	sdp = SDPARAM(isp, 0);
7337 	if (IS_DUALBUS(isp))
7338 		sdp1 = sdp + 1;
7339 	else
7340 		sdp1 = NULL;
7341 
7342 	/*
7343 	 * Establish some default parameters.
7344 	 */
7345 	sdp->isp_cmd_dma_burst_enable = 0;
7346 	sdp->isp_data_dma_burst_enabl = 1;
7347 	sdp->isp_fifo_threshold = 0;
7348 	sdp->isp_initiator_id = DEFAULT_IID(isp, 0);
7349 	if (isp->isp_type >= ISP_HA_SCSI_1040) {
7350 		sdp->isp_async_data_setup = 9;
7351 	} else {
7352 		sdp->isp_async_data_setup = 6;
7353 	}
7354 	sdp->isp_selection_timeout = 250;
7355 	sdp->isp_max_queue_depth = MAXISPREQUEST(isp);
7356 	sdp->isp_tag_aging = 8;
7357 	sdp->isp_bus_reset_delay = 5;
7358 	/*
7359 	 * Don't retry selection, busy or queue full automatically- reflect
7360 	 * these back to us.
7361 	 */
7362 	sdp->isp_retry_count = 0;
7363 	sdp->isp_retry_delay = 0;
7364 
7365 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7366 		sdp->isp_devparam[tgt].exc_throttle = ISP_EXEC_THROTTLE;
7367 		sdp->isp_devparam[tgt].dev_enable = 1;
7368 	}
7369 
7370 	/*
7371 	 * The trick here is to establish a default for the default (honk!)
7372 	 * state (goal_flags). Then try and get the current status from
7373 	 * the card to fill in the current state. We don't, in fact, set
7374 	 * the default to the SAFE default state- that's not the goal state.
7375 	 */
7376 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7377 		uint8_t off, per;
7378 		sdp->isp_devparam[tgt].actv_offset = 0;
7379 		sdp->isp_devparam[tgt].actv_period = 0;
7380 		sdp->isp_devparam[tgt].actv_flags = 0;
7381 
7382 		sdp->isp_devparam[tgt].goal_flags =
7383 		    sdp->isp_devparam[tgt].nvrm_flags = DPARM_DEFAULT;
7384 
7385 		/*
7386 		 * We default to Wide/Fast for versions less than a 1040
7387 		 * (unless it's SBus).
7388 		 */
7389 		if (IS_ULTRA3(isp)) {
7390 			off = ISP_80M_SYNCPARMS >> 8;
7391 			per = ISP_80M_SYNCPARMS & 0xff;
7392 		} else if (IS_ULTRA2(isp)) {
7393 			off = ISP_40M_SYNCPARMS >> 8;
7394 			per = ISP_40M_SYNCPARMS & 0xff;
7395 		} else if (IS_1240(isp)) {
7396 			off = ISP_20M_SYNCPARMS >> 8;
7397 			per = ISP_20M_SYNCPARMS & 0xff;
7398 		} else if ((isp->isp_bustype == ISP_BT_SBUS &&
7399 		    isp->isp_type < ISP_HA_SCSI_1020A) ||
7400 		    (isp->isp_bustype == ISP_BT_PCI &&
7401 		    isp->isp_type < ISP_HA_SCSI_1040) ||
7402 		    (isp->isp_clock && isp->isp_clock < 60) ||
7403 		    (sdp->isp_ultramode == 0)) {
7404 			off = ISP_10M_SYNCPARMS >> 8;
7405 			per = ISP_10M_SYNCPARMS & 0xff;
7406 		} else {
7407 			off = ISP_20M_SYNCPARMS_1040 >> 8;
7408 			per = ISP_20M_SYNCPARMS_1040 & 0xff;
7409 		}
7410 		sdp->isp_devparam[tgt].goal_offset =
7411 		    sdp->isp_devparam[tgt].nvrm_offset = off;
7412 		sdp->isp_devparam[tgt].goal_period =
7413 		    sdp->isp_devparam[tgt].nvrm_period = per;
7414 
7415 	}
7416 
7417 	/*
7418 	 * If we're a dual bus card, just copy the data over
7419 	 */
7420 	if (sdp1) {
7421 		*sdp1 = *sdp;
7422 		sdp1->isp_initiator_id = DEFAULT_IID(isp, 1);
7423 	}
7424 
7425 	/*
7426 	 * If we've not been told to avoid reading NVRAM, try and read it.
7427 	 * If we're successful reading it, we can then return because NVRAM
7428 	 * will tell us what the desired settings are. Otherwise, we establish
7429 	 * some reasonable 'fake' nvram and goal defaults.
7430 	 */
7431 	if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7432 		mbreg_t mbs;
7433 
7434 		if (isp_read_nvram(isp, 0) == 0) {
7435 			if (IS_DUALBUS(isp)) {
7436 				if (isp_read_nvram(isp, 1) == 0) {
7437 					return;
7438 				}
7439 			}
7440 		}
7441 		MBSINIT(&mbs, MBOX_GET_ACT_NEG_STATE, MBLOGNONE, 0);
7442 		isp_mboxcmd(isp, &mbs);
7443 		if (mbs.param[0] != MBOX_COMMAND_COMPLETE) {
7444 			sdp->isp_req_ack_active_neg = 1;
7445 			sdp->isp_data_line_active_neg = 1;
7446 			if (sdp1) {
7447 				sdp1->isp_req_ack_active_neg = 1;
7448 				sdp1->isp_data_line_active_neg = 1;
7449 			}
7450 		} else {
7451 			sdp->isp_req_ack_active_neg =
7452 			    (mbs.param[1] >> 4) & 0x1;
7453 			sdp->isp_data_line_active_neg =
7454 			    (mbs.param[1] >> 5) & 0x1;
7455 			if (sdp1) {
7456 				sdp1->isp_req_ack_active_neg =
7457 				    (mbs.param[2] >> 4) & 0x1;
7458 				sdp1->isp_data_line_active_neg =
7459 				    (mbs.param[2] >> 5) & 0x1;
7460 			}
7461 		}
7462 	}
7463 
7464 }
7465 
7466 static void
7467 isp_setdfltfcparm(ispsoftc_t *isp, int chan)
7468 {
7469 	fcparam *fcp = FCPARAM(isp, chan);
7470 
7471 	/*
7472 	 * Establish some default parameters.
7473 	 */
7474 	fcp->role = DEFAULT_ROLE(isp, chan);
7475 	fcp->isp_maxalloc = ICB_DFLT_ALLOC;
7476 	fcp->isp_retry_delay = ICB_DFLT_RDELAY;
7477 	fcp->isp_retry_count = ICB_DFLT_RCOUNT;
7478 	fcp->isp_loopid = DEFAULT_LOOPID(isp, chan);
7479 	fcp->isp_wwnn_nvram = DEFAULT_NODEWWN(isp, chan);
7480 	fcp->isp_wwpn_nvram = DEFAULT_PORTWWN(isp, chan);
7481 	fcp->isp_fwoptions = 0;
7482 	fcp->isp_xfwoptions = 0;
7483 	fcp->isp_zfwoptions = 0;
7484 	fcp->isp_lasthdl = NIL_HANDLE;
7485 	fcp->isp_login_hdl = NIL_HANDLE;
7486 
7487 	if (IS_24XX(isp)) {
7488 		fcp->isp_fwoptions |= ICB2400_OPT1_FAIRNESS;
7489 		fcp->isp_fwoptions |= ICB2400_OPT1_HARD_ADDRESS;
7490 		if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7491 			fcp->isp_fwoptions |= ICB2400_OPT1_FULL_DUPLEX;
7492 		fcp->isp_fwoptions |= ICB2400_OPT1_BOTH_WWNS;
7493 		fcp->isp_xfwoptions |= ICB2400_OPT2_LOOP_2_PTP;
7494 		fcp->isp_zfwoptions |= ICB2400_OPT3_RATE_AUTO;
7495 	} else {
7496 		fcp->isp_fwoptions |= ICBOPT_FAIRNESS;
7497 		fcp->isp_fwoptions |= ICBOPT_PDBCHANGE_AE;
7498 		fcp->isp_fwoptions |= ICBOPT_HARD_ADDRESS;
7499 		if (isp->isp_confopts & ISP_CFG_FULL_DUPLEX)
7500 			fcp->isp_fwoptions |= ICBOPT_FULL_DUPLEX;
7501 		/*
7502 		 * Make sure this is turned off now until we get
7503 		 * extended options from NVRAM
7504 		 */
7505 		fcp->isp_fwoptions &= ~ICBOPT_EXTENDED;
7506 		fcp->isp_xfwoptions |= ICBXOPT_LOOP_2_PTP;
7507 		fcp->isp_zfwoptions |= ICBZOPT_RATE_AUTO;
7508 	}
7509 
7510 
7511 	/*
7512 	 * Now try and read NVRAM unless told to not do so.
7513 	 * This will set fcparam's isp_wwnn_nvram && isp_wwpn_nvram.
7514 	 */
7515 	if ((isp->isp_confopts & ISP_CFG_NONVRAM) == 0) {
7516 		int i, j = 0;
7517 		/*
7518 		 * Give a couple of tries at reading NVRAM.
7519 		 */
7520 		for (i = 0; i < 2; i++) {
7521 			j = isp_read_nvram(isp, chan);
7522 			if (j == 0) {
7523 				break;
7524 			}
7525 		}
7526 		if (j) {
7527 			isp->isp_confopts |= ISP_CFG_NONVRAM;
7528 		}
7529 	}
7530 
7531 	fcp->isp_wwnn = ACTIVE_NODEWWN(isp, chan);
7532 	fcp->isp_wwpn = ACTIVE_PORTWWN(isp, chan);
7533 	isp_prt(isp, ISP_LOGCONFIG, "Chan %d 0x%08x%08x/0x%08x%08x Role %s",
7534 	    chan, (uint32_t) (fcp->isp_wwnn >> 32), (uint32_t) (fcp->isp_wwnn),
7535 	    (uint32_t) (fcp->isp_wwpn >> 32), (uint32_t) (fcp->isp_wwpn),
7536 	    isp_class3_roles[fcp->role]);
7537 }
7538 
7539 /*
7540  * Re-initialize the ISP and complete all orphaned commands
7541  * with a 'botched' notice. The reset/init routines should
7542  * not disturb an already active list of commands.
7543  */
7544 
7545 int
7546 isp_reinit(ispsoftc_t *isp, int do_load_defaults)
7547 {
7548 	int i, res = 0;
7549 
7550 	if (isp->isp_state > ISP_RESETSTATE)
7551 		isp_stop(isp);
7552 	if (isp->isp_state != ISP_RESETSTATE)
7553 		isp_reset(isp, do_load_defaults);
7554 	if (isp->isp_state != ISP_RESETSTATE) {
7555 		res = EIO;
7556 		isp_prt(isp, ISP_LOGERR, "%s: cannot reset card", __func__);
7557 		goto cleanup;
7558 	}
7559 
7560 	isp_init(isp);
7561 	if (isp->isp_state > ISP_RESETSTATE &&
7562 	    isp->isp_state != ISP_RUNSTATE) {
7563 		res = EIO;
7564 		isp_prt(isp, ISP_LOGERR, "%s: cannot init card", __func__);
7565 		ISP_DISABLE_INTS(isp);
7566 		if (IS_FC(isp)) {
7567 			/*
7568 			 * If we're in ISP_ROLE_NONE, turn off the lasers.
7569 			 */
7570 			if (!IS_24XX(isp)) {
7571 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_FPM0_REGS);
7572 				ISP_WRITE(isp, FPM_DIAG_CONFIG, FPM_SOFT_RESET);
7573 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_FB_REGS);
7574 				ISP_WRITE(isp, FBM_CMD, FBMCMD_FIFO_RESET_ALL);
7575 				ISP_WRITE(isp, BIU2100_CSR, BIU2100_RISC_REGS);
7576 			}
7577 		}
7578 	}
7579 
7580 cleanup:
7581 	isp_clear_commands(isp);
7582 	if (IS_FC(isp)) {
7583 		for (i = 0; i < isp->isp_nchan; i++)
7584 			isp_clear_portdb(isp, i);
7585 	}
7586 	return (res);
7587 }
7588 
7589 /*
7590  * NVRAM Routines
7591  */
7592 static int
7593 isp_read_nvram(ispsoftc_t *isp, int bus)
7594 {
7595 	int i, amt, retval;
7596 	uint8_t csum, minversion;
7597 	union {
7598 		uint8_t _x[ISP2400_NVRAM_SIZE];
7599 		uint16_t _s[ISP2400_NVRAM_SIZE>>1];
7600 	} _n;
7601 #define	nvram_data	_n._x
7602 #define	nvram_words	_n._s
7603 
7604 	if (IS_24XX(isp)) {
7605 		return (isp_read_nvram_2400(isp, nvram_data));
7606 	} else if (IS_FC(isp)) {
7607 		amt = ISP2100_NVRAM_SIZE;
7608 		minversion = 1;
7609 	} else if (IS_ULTRA2(isp)) {
7610 		amt = ISP1080_NVRAM_SIZE;
7611 		minversion = 0;
7612 	} else {
7613 		amt = ISP_NVRAM_SIZE;
7614 		minversion = 2;
7615 	}
7616 
7617 	for (i = 0; i < amt>>1; i++) {
7618 		isp_rdnvram_word(isp, i, &nvram_words[i]);
7619 	}
7620 
7621 	if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7622 	    nvram_data[2] != 'P') {
7623 		if (isp->isp_bustype != ISP_BT_SBUS) {
7624 			isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header");
7625 			isp_prt(isp, ISP_LOGDEBUG0, "%x %x %x", nvram_data[0], nvram_data[1], nvram_data[2]);
7626 		}
7627 		retval = -1;
7628 		goto out;
7629 	}
7630 
7631 	for (csum = 0, i = 0; i < amt; i++) {
7632 		csum += nvram_data[i];
7633 	}
7634 	if (csum != 0) {
7635 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7636 		retval = -1;
7637 		goto out;
7638 	}
7639 
7640 	if (ISP_NVRAM_VERSION(nvram_data) < minversion) {
7641 		isp_prt(isp, ISP_LOGWARN, "version %d NVRAM not understood",
7642 		    ISP_NVRAM_VERSION(nvram_data));
7643 		retval = -1;
7644 		goto out;
7645 	}
7646 
7647 	if (IS_ULTRA3(isp)) {
7648 		isp_parse_nvram_12160(isp, bus, nvram_data);
7649 	} else if (IS_1080(isp)) {
7650 		isp_parse_nvram_1080(isp, bus, nvram_data);
7651 	} else if (IS_1280(isp) || IS_1240(isp)) {
7652 		isp_parse_nvram_1080(isp, bus, nvram_data);
7653 	} else if (IS_SCSI(isp)) {
7654 		isp_parse_nvram_1020(isp, nvram_data);
7655 	} else {
7656 		isp_parse_nvram_2100(isp, nvram_data);
7657 	}
7658 	retval = 0;
7659 out:
7660 	return (retval);
7661 #undef	nvram_data
7662 #undef	nvram_words
7663 }
7664 
7665 static int
7666 isp_read_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
7667 {
7668 	int retval = 0;
7669 	uint32_t addr, csum, lwrds, *dptr;
7670 
7671 	if (isp->isp_port) {
7672 		addr = ISP2400_NVRAM_PORT1_ADDR;
7673 	} else {
7674 		addr = ISP2400_NVRAM_PORT0_ADDR;
7675 	}
7676 
7677 	dptr = (uint32_t *) nvram_data;
7678 	for (lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
7679 		isp_rd_2400_nvram(isp, addr++, dptr++);
7680 	}
7681 	if (nvram_data[0] != 'I' || nvram_data[1] != 'S' ||
7682 	    nvram_data[2] != 'P') {
7683 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM header (%x %x %x)",
7684 		    nvram_data[0], nvram_data[1], nvram_data[2]);
7685 		retval = -1;
7686 		goto out;
7687 	}
7688 	dptr = (uint32_t *) nvram_data;
7689 	for (csum = 0, lwrds = 0; lwrds < ISP2400_NVRAM_SIZE >> 2; lwrds++) {
7690 		uint32_t tmp;
7691 		ISP_IOXGET_32(isp, &dptr[lwrds], tmp);
7692 		csum += tmp;
7693 	}
7694 	if (csum != 0) {
7695 		isp_prt(isp, ISP_LOGWARN, "invalid NVRAM checksum");
7696 		retval = -1;
7697 		goto out;
7698 	}
7699 	isp_parse_nvram_2400(isp, nvram_data);
7700 out:
7701 	return (retval);
7702 }
7703 
7704 static void
7705 isp_rdnvram_word(ispsoftc_t *isp, int wo, uint16_t *rp)
7706 {
7707 	int i, cbits;
7708 	uint16_t bit, rqst, junk;
7709 
7710 	ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
7711 	ISP_DELAY(10);
7712 	ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
7713 	ISP_DELAY(10);
7714 
7715 	if (IS_FC(isp)) {
7716 		wo &= ((ISP2100_NVRAM_SIZE >> 1) - 1);
7717 		if (IS_2312(isp) && isp->isp_port) {
7718 			wo += 128;
7719 		}
7720 		rqst = (ISP_NVRAM_READ << 8) | wo;
7721 		cbits = 10;
7722 	} else if (IS_ULTRA2(isp)) {
7723 		wo &= ((ISP1080_NVRAM_SIZE >> 1) - 1);
7724 		rqst = (ISP_NVRAM_READ << 8) | wo;
7725 		cbits = 10;
7726 	} else {
7727 		wo &= ((ISP_NVRAM_SIZE >> 1) - 1);
7728 		rqst = (ISP_NVRAM_READ << 6) | wo;
7729 		cbits = 8;
7730 	}
7731 
7732 	/*
7733 	 * Clock the word select request out...
7734 	 */
7735 	for (i = cbits; i >= 0; i--) {
7736 		if ((rqst >> i) & 1) {
7737 			bit = BIU_NVRAM_SELECT | BIU_NVRAM_DATAOUT;
7738 		} else {
7739 			bit = BIU_NVRAM_SELECT;
7740 		}
7741 		ISP_WRITE(isp, BIU_NVRAM, bit);
7742 		ISP_DELAY(10);
7743 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7744 		ISP_WRITE(isp, BIU_NVRAM, bit | BIU_NVRAM_CLOCK);
7745 		ISP_DELAY(10);
7746 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7747 		ISP_WRITE(isp, BIU_NVRAM, bit);
7748 		ISP_DELAY(10);
7749 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7750 	}
7751 	/*
7752 	 * Now read the result back in (bits come back in MSB format).
7753 	 */
7754 	*rp = 0;
7755 	for (i = 0; i < 16; i++) {
7756 		uint16_t rv;
7757 		*rp <<= 1;
7758 		ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT|BIU_NVRAM_CLOCK);
7759 		ISP_DELAY(10);
7760 		rv = ISP_READ(isp, BIU_NVRAM);
7761 		if (rv & BIU_NVRAM_DATAIN) {
7762 			*rp |= 1;
7763 		}
7764 		ISP_DELAY(10);
7765 		ISP_WRITE(isp, BIU_NVRAM, BIU_NVRAM_SELECT);
7766 		ISP_DELAY(10);
7767 		junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7768 	}
7769 	ISP_WRITE(isp, BIU_NVRAM, 0);
7770 	ISP_DELAY(10);
7771 	junk = ISP_READ(isp, BIU_NVRAM);	/* force PCI flush */
7772 	ISP_SWIZZLE_NVRAM_WORD(isp, rp);
7773 }
7774 
7775 static void
7776 isp_rd_2400_nvram(ispsoftc_t *isp, uint32_t addr, uint32_t *rp)
7777 {
7778 	int loops = 0;
7779 	uint32_t base = 0x7ffe0000;
7780 	uint32_t tmp = 0;
7781 
7782 	if (IS_26XX(isp)) {
7783 		base = 0x7fe7c000;	/* XXX: Observation, may be wrong. */
7784 	} else if (IS_25XX(isp)) {
7785 		base = 0x7ff00000 | 0x48000;
7786 	}
7787 	ISP_WRITE(isp, BIU2400_FLASH_ADDR, base | addr);
7788 	for (loops = 0; loops < 5000; loops++) {
7789 		ISP_DELAY(10);
7790 		tmp = ISP_READ(isp, BIU2400_FLASH_ADDR);
7791 		if ((tmp & (1U << 31)) != 0) {
7792 			break;
7793 		}
7794 	}
7795 	if (tmp & (1U << 31)) {
7796 		*rp = ISP_READ(isp, BIU2400_FLASH_DATA);
7797 		ISP_SWIZZLE_NVRAM_LONG(isp, rp);
7798 	} else {
7799 		*rp = 0xffffffff;
7800 	}
7801 }
7802 
7803 static void
7804 isp_parse_nvram_1020(ispsoftc_t *isp, uint8_t *nvram_data)
7805 {
7806 	sdparam *sdp = SDPARAM(isp, 0);
7807 	int tgt;
7808 
7809 	sdp->isp_fifo_threshold =
7810 		ISP_NVRAM_FIFO_THRESHOLD(nvram_data) |
7811 		(ISP_NVRAM_FIFO_THRESHOLD_128(nvram_data) << 2);
7812 
7813 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
7814 		sdp->isp_initiator_id = ISP_NVRAM_INITIATOR_ID(nvram_data);
7815 
7816 	sdp->isp_bus_reset_delay =
7817 		ISP_NVRAM_BUS_RESET_DELAY(nvram_data);
7818 
7819 	sdp->isp_retry_count =
7820 		ISP_NVRAM_BUS_RETRY_COUNT(nvram_data);
7821 
7822 	sdp->isp_retry_delay =
7823 		ISP_NVRAM_BUS_RETRY_DELAY(nvram_data);
7824 
7825 	sdp->isp_async_data_setup =
7826 		ISP_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data);
7827 
7828 	if (isp->isp_type >= ISP_HA_SCSI_1040) {
7829 		if (sdp->isp_async_data_setup < 9) {
7830 			sdp->isp_async_data_setup = 9;
7831 		}
7832 	} else {
7833 		if (sdp->isp_async_data_setup != 6) {
7834 			sdp->isp_async_data_setup = 6;
7835 		}
7836 	}
7837 
7838 	sdp->isp_req_ack_active_neg =
7839 		ISP_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data);
7840 
7841 	sdp->isp_data_line_active_neg =
7842 		ISP_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data);
7843 
7844 	sdp->isp_data_dma_burst_enabl =
7845 		ISP_NVRAM_DATA_DMA_BURST_ENABLE(nvram_data);
7846 
7847 	sdp->isp_cmd_dma_burst_enable =
7848 		ISP_NVRAM_CMD_DMA_BURST_ENABLE(nvram_data);
7849 
7850 	sdp->isp_tag_aging =
7851 		ISP_NVRAM_TAG_AGE_LIMIT(nvram_data);
7852 
7853 	sdp->isp_selection_timeout =
7854 		ISP_NVRAM_SELECTION_TIMEOUT(nvram_data);
7855 
7856 	sdp->isp_max_queue_depth =
7857 		ISP_NVRAM_MAX_QUEUE_DEPTH(nvram_data);
7858 
7859 	sdp->isp_fast_mttr = ISP_NVRAM_FAST_MTTR_ENABLE(nvram_data);
7860 
7861 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7862 		sdp->isp_devparam[tgt].dev_enable =
7863 			ISP_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt);
7864 		sdp->isp_devparam[tgt].exc_throttle =
7865 			ISP_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt);
7866 		sdp->isp_devparam[tgt].nvrm_offset =
7867 			ISP_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt);
7868 		sdp->isp_devparam[tgt].nvrm_period =
7869 			ISP_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt);
7870 		/*
7871 		 * We probably shouldn't lie about this, but it
7872 		 * it makes it much safer if we limit NVRAM values
7873 		 * to sanity.
7874 		 */
7875 		if (isp->isp_type < ISP_HA_SCSI_1040) {
7876 			/*
7877 			 * If we're not ultra, we can't possibly
7878 			 * be a shorter period than this.
7879 			 */
7880 			if (sdp->isp_devparam[tgt].nvrm_period < 0x19) {
7881 				sdp->isp_devparam[tgt].nvrm_period = 0x19;
7882 			}
7883 			if (sdp->isp_devparam[tgt].nvrm_offset > 0xc) {
7884 				sdp->isp_devparam[tgt].nvrm_offset = 0x0c;
7885 			}
7886 		} else {
7887 			if (sdp->isp_devparam[tgt].nvrm_offset > 0x8) {
7888 				sdp->isp_devparam[tgt].nvrm_offset = 0x8;
7889 			}
7890 		}
7891 		sdp->isp_devparam[tgt].nvrm_flags = 0;
7892 		if (ISP_NVRAM_TGT_RENEG(nvram_data, tgt))
7893 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
7894 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
7895 		if (ISP_NVRAM_TGT_TQING(nvram_data, tgt))
7896 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
7897 		if (ISP_NVRAM_TGT_SYNC(nvram_data, tgt))
7898 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
7899 		if (ISP_NVRAM_TGT_WIDE(nvram_data, tgt))
7900 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
7901 		if (ISP_NVRAM_TGT_PARITY(nvram_data, tgt))
7902 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
7903 		if (ISP_NVRAM_TGT_DISC(nvram_data, tgt))
7904 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
7905 		sdp->isp_devparam[tgt].actv_flags = 0; /* we don't know */
7906 		sdp->isp_devparam[tgt].goal_offset =
7907 		    sdp->isp_devparam[tgt].nvrm_offset;
7908 		sdp->isp_devparam[tgt].goal_period =
7909 		    sdp->isp_devparam[tgt].nvrm_period;
7910 		sdp->isp_devparam[tgt].goal_flags =
7911 		    sdp->isp_devparam[tgt].nvrm_flags;
7912 	}
7913 }
7914 
7915 static void
7916 isp_parse_nvram_1080(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
7917 {
7918 	sdparam *sdp = SDPARAM(isp, bus);
7919 	int tgt;
7920 
7921 	sdp->isp_fifo_threshold =
7922 	    ISP1080_NVRAM_FIFO_THRESHOLD(nvram_data);
7923 
7924 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
7925 		sdp->isp_initiator_id = ISP1080_NVRAM_INITIATOR_ID(nvram_data, bus);
7926 
7927 	sdp->isp_bus_reset_delay =
7928 	    ISP1080_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
7929 
7930 	sdp->isp_retry_count =
7931 	    ISP1080_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
7932 
7933 	sdp->isp_retry_delay =
7934 	    ISP1080_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
7935 
7936 	sdp->isp_async_data_setup =
7937 	    ISP1080_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
7938 
7939 	sdp->isp_req_ack_active_neg =
7940 	    ISP1080_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
7941 
7942 	sdp->isp_data_line_active_neg =
7943 	    ISP1080_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
7944 
7945 	sdp->isp_data_dma_burst_enabl =
7946 	    ISP1080_NVRAM_BURST_ENABLE(nvram_data);
7947 
7948 	sdp->isp_cmd_dma_burst_enable =
7949 	    ISP1080_NVRAM_BURST_ENABLE(nvram_data);
7950 
7951 	sdp->isp_selection_timeout =
7952 	    ISP1080_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
7953 
7954 	sdp->isp_max_queue_depth =
7955 	     ISP1080_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
7956 
7957 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
7958 		sdp->isp_devparam[tgt].dev_enable =
7959 		    ISP1080_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
7960 		sdp->isp_devparam[tgt].exc_throttle =
7961 			ISP1080_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
7962 		sdp->isp_devparam[tgt].nvrm_offset =
7963 			ISP1080_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
7964 		sdp->isp_devparam[tgt].nvrm_period =
7965 			ISP1080_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
7966 		sdp->isp_devparam[tgt].nvrm_flags = 0;
7967 		if (ISP1080_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
7968 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
7969 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
7970 		if (ISP1080_NVRAM_TGT_TQING(nvram_data, tgt, bus))
7971 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
7972 		if (ISP1080_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
7973 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
7974 		if (ISP1080_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
7975 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
7976 		if (ISP1080_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
7977 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
7978 		if (ISP1080_NVRAM_TGT_DISC(nvram_data, tgt, bus))
7979 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
7980 		sdp->isp_devparam[tgt].actv_flags = 0;
7981 		sdp->isp_devparam[tgt].goal_offset =
7982 		    sdp->isp_devparam[tgt].nvrm_offset;
7983 		sdp->isp_devparam[tgt].goal_period =
7984 		    sdp->isp_devparam[tgt].nvrm_period;
7985 		sdp->isp_devparam[tgt].goal_flags =
7986 		    sdp->isp_devparam[tgt].nvrm_flags;
7987 	}
7988 }
7989 
7990 static void
7991 isp_parse_nvram_12160(ispsoftc_t *isp, int bus, uint8_t *nvram_data)
7992 {
7993 	sdparam *sdp = SDPARAM(isp, bus);
7994 	int tgt;
7995 
7996 	sdp->isp_fifo_threshold =
7997 	    ISP12160_NVRAM_FIFO_THRESHOLD(nvram_data);
7998 
7999 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0)
8000 		sdp->isp_initiator_id = ISP12160_NVRAM_INITIATOR_ID(nvram_data, bus);
8001 
8002 	sdp->isp_bus_reset_delay =
8003 	    ISP12160_NVRAM_BUS_RESET_DELAY(nvram_data, bus);
8004 
8005 	sdp->isp_retry_count =
8006 	    ISP12160_NVRAM_BUS_RETRY_COUNT(nvram_data, bus);
8007 
8008 	sdp->isp_retry_delay =
8009 	    ISP12160_NVRAM_BUS_RETRY_DELAY(nvram_data, bus);
8010 
8011 	sdp->isp_async_data_setup =
8012 	    ISP12160_NVRAM_ASYNC_DATA_SETUP_TIME(nvram_data, bus);
8013 
8014 	sdp->isp_req_ack_active_neg =
8015 	    ISP12160_NVRAM_REQ_ACK_ACTIVE_NEGATION(nvram_data, bus);
8016 
8017 	sdp->isp_data_line_active_neg =
8018 	    ISP12160_NVRAM_DATA_LINE_ACTIVE_NEGATION(nvram_data, bus);
8019 
8020 	sdp->isp_data_dma_burst_enabl =
8021 	    ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8022 
8023 	sdp->isp_cmd_dma_burst_enable =
8024 	    ISP12160_NVRAM_BURST_ENABLE(nvram_data);
8025 
8026 	sdp->isp_selection_timeout =
8027 	    ISP12160_NVRAM_SELECTION_TIMEOUT(nvram_data, bus);
8028 
8029 	sdp->isp_max_queue_depth =
8030 	     ISP12160_NVRAM_MAX_QUEUE_DEPTH(nvram_data, bus);
8031 
8032 	for (tgt = 0; tgt < MAX_TARGETS; tgt++) {
8033 		sdp->isp_devparam[tgt].dev_enable =
8034 		    ISP12160_NVRAM_TGT_DEVICE_ENABLE(nvram_data, tgt, bus);
8035 		sdp->isp_devparam[tgt].exc_throttle =
8036 			ISP12160_NVRAM_TGT_EXEC_THROTTLE(nvram_data, tgt, bus);
8037 		sdp->isp_devparam[tgt].nvrm_offset =
8038 			ISP12160_NVRAM_TGT_SYNC_OFFSET(nvram_data, tgt, bus);
8039 		sdp->isp_devparam[tgt].nvrm_period =
8040 			ISP12160_NVRAM_TGT_SYNC_PERIOD(nvram_data, tgt, bus);
8041 		sdp->isp_devparam[tgt].nvrm_flags = 0;
8042 		if (ISP12160_NVRAM_TGT_RENEG(nvram_data, tgt, bus))
8043 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_RENEG;
8044 		sdp->isp_devparam[tgt].nvrm_flags |= DPARM_ARQ;
8045 		if (ISP12160_NVRAM_TGT_TQING(nvram_data, tgt, bus))
8046 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_TQING;
8047 		if (ISP12160_NVRAM_TGT_SYNC(nvram_data, tgt, bus))
8048 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_SYNC;
8049 		if (ISP12160_NVRAM_TGT_WIDE(nvram_data, tgt, bus))
8050 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_WIDE;
8051 		if (ISP12160_NVRAM_TGT_PARITY(nvram_data, tgt, bus))
8052 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_PARITY;
8053 		if (ISP12160_NVRAM_TGT_DISC(nvram_data, tgt, bus))
8054 			sdp->isp_devparam[tgt].nvrm_flags |= DPARM_DISC;
8055 		sdp->isp_devparam[tgt].actv_flags = 0;
8056 		sdp->isp_devparam[tgt].goal_offset =
8057 		    sdp->isp_devparam[tgt].nvrm_offset;
8058 		sdp->isp_devparam[tgt].goal_period =
8059 		    sdp->isp_devparam[tgt].nvrm_period;
8060 		sdp->isp_devparam[tgt].goal_flags =
8061 		    sdp->isp_devparam[tgt].nvrm_flags;
8062 	}
8063 }
8064 
8065 static void
8066 isp_parse_nvram_2100(ispsoftc_t *isp, uint8_t *nvram_data)
8067 {
8068 	fcparam *fcp = FCPARAM(isp, 0);
8069 	uint64_t wwn;
8070 
8071 	/*
8072 	 * There is NVRAM storage for both Port and Node entities-
8073 	 * but the Node entity appears to be unused on all the cards
8074 	 * I can find. However, we should account for this being set
8075 	 * at some point in the future.
8076 	 *
8077 	 * Qlogic WWNs have an NAA of 2, but usually nothing shows up in
8078 	 * bits 48..60. In the case of the 2202, it appears that they do
8079 	 * use bit 48 to distinguish between the two instances on the card.
8080 	 * The 2204, which I've never seen, *probably* extends this method.
8081 	 */
8082 	wwn = ISP2100_NVRAM_PORT_NAME(nvram_data);
8083 	if (wwn) {
8084 		isp_prt(isp, ISP_LOGCONFIG, "NVRAM Port WWN 0x%08x%08x",
8085 		    (uint32_t) (wwn >> 32), (uint32_t) (wwn));
8086 		if ((wwn >> 60) == 0) {
8087 			wwn |= (((uint64_t) 2)<< 60);
8088 		}
8089 	}
8090 	fcp->isp_wwpn_nvram = wwn;
8091 	if (IS_2200(isp) || IS_23XX(isp)) {
8092 		wwn = ISP2100_NVRAM_NODE_NAME(nvram_data);
8093 		if (wwn) {
8094 			isp_prt(isp, ISP_LOGCONFIG, "NVRAM Node WWN 0x%08x%08x",
8095 			    (uint32_t) (wwn >> 32),
8096 			    (uint32_t) (wwn));
8097 			if ((wwn >> 60) == 0) {
8098 				wwn |= (((uint64_t) 2)<< 60);
8099 			}
8100 		} else {
8101 			wwn = fcp->isp_wwpn_nvram & ~((uint64_t) 0xfff << 48);
8102 		}
8103 	} else {
8104 		wwn &= ~((uint64_t) 0xfff << 48);
8105 	}
8106 	fcp->isp_wwnn_nvram = wwn;
8107 
8108 	fcp->isp_maxalloc = ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data);
8109 	if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8110 		DEFAULT_FRAMESIZE(isp) =
8111 		    ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data);
8112 	}
8113 	fcp->isp_retry_delay = ISP2100_NVRAM_RETRY_DELAY(nvram_data);
8114 	fcp->isp_retry_count = ISP2100_NVRAM_RETRY_COUNT(nvram_data);
8115 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8116 		fcp->isp_loopid = ISP2100_NVRAM_HARDLOOPID(nvram_data);
8117 	}
8118 	if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8119 		DEFAULT_EXEC_THROTTLE(isp) =
8120 			ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data);
8121 	}
8122 	fcp->isp_fwoptions = ISP2100_NVRAM_OPTIONS(nvram_data);
8123 	isp_prt(isp, ISP_LOGDEBUG0,
8124 	    "NVRAM 0x%08x%08x 0x%08x%08x maxalloc %d maxframelen %d",
8125 	    (uint32_t) (fcp->isp_wwnn_nvram >> 32),
8126 	    (uint32_t) fcp->isp_wwnn_nvram,
8127 	    (uint32_t) (fcp->isp_wwpn_nvram >> 32),
8128 	    (uint32_t) fcp->isp_wwpn_nvram,
8129 	    ISP2100_NVRAM_MAXIOCBALLOCATION(nvram_data),
8130 	    ISP2100_NVRAM_MAXFRAMELENGTH(nvram_data));
8131 	isp_prt(isp, ISP_LOGDEBUG0,
8132 	    "execthrottle %d fwoptions 0x%x hardloop %d tov %d",
8133 	    ISP2100_NVRAM_EXECUTION_THROTTLE(nvram_data),
8134 	    ISP2100_NVRAM_OPTIONS(nvram_data),
8135 	    ISP2100_NVRAM_HARDLOOPID(nvram_data),
8136 	    ISP2100_NVRAM_TOV(nvram_data));
8137 	fcp->isp_xfwoptions = ISP2100_XFW_OPTIONS(nvram_data);
8138 	fcp->isp_zfwoptions = ISP2100_ZFW_OPTIONS(nvram_data);
8139 	isp_prt(isp, ISP_LOGDEBUG0, "xfwoptions 0x%x zfw options 0x%x",
8140 	    ISP2100_XFW_OPTIONS(nvram_data), ISP2100_ZFW_OPTIONS(nvram_data));
8141 }
8142 
8143 static void
8144 isp_parse_nvram_2400(ispsoftc_t *isp, uint8_t *nvram_data)
8145 {
8146 	fcparam *fcp = FCPARAM(isp, 0);
8147 	uint64_t wwn;
8148 
8149 	isp_prt(isp, ISP_LOGDEBUG0,
8150 	    "NVRAM 0x%08x%08x 0x%08x%08x exchg_cnt %d maxframelen %d",
8151 	    (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data) >> 32),
8152 	    (uint32_t) (ISP2400_NVRAM_NODE_NAME(nvram_data)),
8153 	    (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data) >> 32),
8154 	    (uint32_t) (ISP2400_NVRAM_PORT_NAME(nvram_data)),
8155 	    ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data),
8156 	    ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data));
8157 	isp_prt(isp, ISP_LOGDEBUG0,
8158 	    "NVRAM execthr %d loopid %d fwopt1 0x%x fwopt2 0x%x fwopt3 0x%x",
8159 	    ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data),
8160 	    ISP2400_NVRAM_HARDLOOPID(nvram_data),
8161 	    ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data),
8162 	    ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data),
8163 	    ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data));
8164 
8165 	wwn = ISP2400_NVRAM_PORT_NAME(nvram_data);
8166 	fcp->isp_wwpn_nvram = wwn;
8167 
8168 	wwn = ISP2400_NVRAM_NODE_NAME(nvram_data);
8169 	if (wwn) {
8170 		if ((wwn >> 60) != 2 && (wwn >> 60) != 5) {
8171 			wwn = 0;
8172 		}
8173 	}
8174 	if (wwn == 0 && (fcp->isp_wwpn_nvram >> 60) == 2) {
8175 		wwn = fcp->isp_wwpn_nvram;
8176 		wwn &= ~((uint64_t) 0xfff << 48);
8177 	}
8178 	fcp->isp_wwnn_nvram = wwn;
8179 
8180 	if (ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data)) {
8181 		fcp->isp_maxalloc = ISP2400_NVRAM_EXCHANGE_COUNT(nvram_data);
8182 	}
8183 	if ((isp->isp_confopts & ISP_CFG_OWNFSZ) == 0) {
8184 		DEFAULT_FRAMESIZE(isp) =
8185 		    ISP2400_NVRAM_MAXFRAMELENGTH(nvram_data);
8186 	}
8187 	if ((isp->isp_confopts & ISP_CFG_OWNLOOPID) == 0) {
8188 		fcp->isp_loopid = ISP2400_NVRAM_HARDLOOPID(nvram_data);
8189 	}
8190 	if ((isp->isp_confopts & ISP_CFG_OWNEXCTHROTTLE) == 0) {
8191 		DEFAULT_EXEC_THROTTLE(isp) =
8192 			ISP2400_NVRAM_EXECUTION_THROTTLE(nvram_data);
8193 	}
8194 	fcp->isp_fwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS1(nvram_data);
8195 	fcp->isp_xfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS2(nvram_data);
8196 	fcp->isp_zfwoptions = ISP2400_NVRAM_FIRMWARE_OPTIONS3(nvram_data);
8197 }
8198